Source file src/cmd/compile/internal/ssa/rewriteAMD64.go

Documentation: cmd/compile/internal/ssa

     1  // Code generated from gen/AMD64.rules; DO NOT EDIT.
     2  // generated with: cd gen; go run *.go
     3  
     4  package ssa
     5  
     6  import "math"
     7  import "cmd/compile/internal/types"
     8  
     9  func rewriteValueAMD64(v *Value) bool {
    10  	switch v.Op {
    11  	case OpAMD64ADCQ:
    12  		return rewriteValueAMD64_OpAMD64ADCQ(v)
    13  	case OpAMD64ADCQconst:
    14  		return rewriteValueAMD64_OpAMD64ADCQconst(v)
    15  	case OpAMD64ADDL:
    16  		return rewriteValueAMD64_OpAMD64ADDL(v)
    17  	case OpAMD64ADDLconst:
    18  		return rewriteValueAMD64_OpAMD64ADDLconst(v)
    19  	case OpAMD64ADDLconstmodify:
    20  		return rewriteValueAMD64_OpAMD64ADDLconstmodify(v)
    21  	case OpAMD64ADDLload:
    22  		return rewriteValueAMD64_OpAMD64ADDLload(v)
    23  	case OpAMD64ADDLmodify:
    24  		return rewriteValueAMD64_OpAMD64ADDLmodify(v)
    25  	case OpAMD64ADDQ:
    26  		return rewriteValueAMD64_OpAMD64ADDQ(v)
    27  	case OpAMD64ADDQcarry:
    28  		return rewriteValueAMD64_OpAMD64ADDQcarry(v)
    29  	case OpAMD64ADDQconst:
    30  		return rewriteValueAMD64_OpAMD64ADDQconst(v)
    31  	case OpAMD64ADDQconstmodify:
    32  		return rewriteValueAMD64_OpAMD64ADDQconstmodify(v)
    33  	case OpAMD64ADDQload:
    34  		return rewriteValueAMD64_OpAMD64ADDQload(v)
    35  	case OpAMD64ADDQmodify:
    36  		return rewriteValueAMD64_OpAMD64ADDQmodify(v)
    37  	case OpAMD64ADDSD:
    38  		return rewriteValueAMD64_OpAMD64ADDSD(v)
    39  	case OpAMD64ADDSDload:
    40  		return rewriteValueAMD64_OpAMD64ADDSDload(v)
    41  	case OpAMD64ADDSS:
    42  		return rewriteValueAMD64_OpAMD64ADDSS(v)
    43  	case OpAMD64ADDSSload:
    44  		return rewriteValueAMD64_OpAMD64ADDSSload(v)
    45  	case OpAMD64ANDL:
    46  		return rewriteValueAMD64_OpAMD64ANDL(v)
    47  	case OpAMD64ANDLconst:
    48  		return rewriteValueAMD64_OpAMD64ANDLconst(v)
    49  	case OpAMD64ANDLconstmodify:
    50  		return rewriteValueAMD64_OpAMD64ANDLconstmodify(v)
    51  	case OpAMD64ANDLload:
    52  		return rewriteValueAMD64_OpAMD64ANDLload(v)
    53  	case OpAMD64ANDLmodify:
    54  		return rewriteValueAMD64_OpAMD64ANDLmodify(v)
    55  	case OpAMD64ANDQ:
    56  		return rewriteValueAMD64_OpAMD64ANDQ(v)
    57  	case OpAMD64ANDQconst:
    58  		return rewriteValueAMD64_OpAMD64ANDQconst(v)
    59  	case OpAMD64ANDQconstmodify:
    60  		return rewriteValueAMD64_OpAMD64ANDQconstmodify(v)
    61  	case OpAMD64ANDQload:
    62  		return rewriteValueAMD64_OpAMD64ANDQload(v)
    63  	case OpAMD64ANDQmodify:
    64  		return rewriteValueAMD64_OpAMD64ANDQmodify(v)
    65  	case OpAMD64BSFQ:
    66  		return rewriteValueAMD64_OpAMD64BSFQ(v)
    67  	case OpAMD64BTCLconst:
    68  		return rewriteValueAMD64_OpAMD64BTCLconst(v)
    69  	case OpAMD64BTCLconstmodify:
    70  		return rewriteValueAMD64_OpAMD64BTCLconstmodify(v)
    71  	case OpAMD64BTCLmodify:
    72  		return rewriteValueAMD64_OpAMD64BTCLmodify(v)
    73  	case OpAMD64BTCQconst:
    74  		return rewriteValueAMD64_OpAMD64BTCQconst(v)
    75  	case OpAMD64BTCQconstmodify:
    76  		return rewriteValueAMD64_OpAMD64BTCQconstmodify(v)
    77  	case OpAMD64BTCQmodify:
    78  		return rewriteValueAMD64_OpAMD64BTCQmodify(v)
    79  	case OpAMD64BTLconst:
    80  		return rewriteValueAMD64_OpAMD64BTLconst(v)
    81  	case OpAMD64BTQconst:
    82  		return rewriteValueAMD64_OpAMD64BTQconst(v)
    83  	case OpAMD64BTRLconst:
    84  		return rewriteValueAMD64_OpAMD64BTRLconst(v)
    85  	case OpAMD64BTRLconstmodify:
    86  		return rewriteValueAMD64_OpAMD64BTRLconstmodify(v)
    87  	case OpAMD64BTRLmodify:
    88  		return rewriteValueAMD64_OpAMD64BTRLmodify(v)
    89  	case OpAMD64BTRQconst:
    90  		return rewriteValueAMD64_OpAMD64BTRQconst(v)
    91  	case OpAMD64BTRQconstmodify:
    92  		return rewriteValueAMD64_OpAMD64BTRQconstmodify(v)
    93  	case OpAMD64BTRQmodify:
    94  		return rewriteValueAMD64_OpAMD64BTRQmodify(v)
    95  	case OpAMD64BTSLconst:
    96  		return rewriteValueAMD64_OpAMD64BTSLconst(v)
    97  	case OpAMD64BTSLconstmodify:
    98  		return rewriteValueAMD64_OpAMD64BTSLconstmodify(v)
    99  	case OpAMD64BTSLmodify:
   100  		return rewriteValueAMD64_OpAMD64BTSLmodify(v)
   101  	case OpAMD64BTSQconst:
   102  		return rewriteValueAMD64_OpAMD64BTSQconst(v)
   103  	case OpAMD64BTSQconstmodify:
   104  		return rewriteValueAMD64_OpAMD64BTSQconstmodify(v)
   105  	case OpAMD64BTSQmodify:
   106  		return rewriteValueAMD64_OpAMD64BTSQmodify(v)
   107  	case OpAMD64CMOVLCC:
   108  		return rewriteValueAMD64_OpAMD64CMOVLCC(v)
   109  	case OpAMD64CMOVLCS:
   110  		return rewriteValueAMD64_OpAMD64CMOVLCS(v)
   111  	case OpAMD64CMOVLEQ:
   112  		return rewriteValueAMD64_OpAMD64CMOVLEQ(v)
   113  	case OpAMD64CMOVLGE:
   114  		return rewriteValueAMD64_OpAMD64CMOVLGE(v)
   115  	case OpAMD64CMOVLGT:
   116  		return rewriteValueAMD64_OpAMD64CMOVLGT(v)
   117  	case OpAMD64CMOVLHI:
   118  		return rewriteValueAMD64_OpAMD64CMOVLHI(v)
   119  	case OpAMD64CMOVLLE:
   120  		return rewriteValueAMD64_OpAMD64CMOVLLE(v)
   121  	case OpAMD64CMOVLLS:
   122  		return rewriteValueAMD64_OpAMD64CMOVLLS(v)
   123  	case OpAMD64CMOVLLT:
   124  		return rewriteValueAMD64_OpAMD64CMOVLLT(v)
   125  	case OpAMD64CMOVLNE:
   126  		return rewriteValueAMD64_OpAMD64CMOVLNE(v)
   127  	case OpAMD64CMOVQCC:
   128  		return rewriteValueAMD64_OpAMD64CMOVQCC(v)
   129  	case OpAMD64CMOVQCS:
   130  		return rewriteValueAMD64_OpAMD64CMOVQCS(v)
   131  	case OpAMD64CMOVQEQ:
   132  		return rewriteValueAMD64_OpAMD64CMOVQEQ(v)
   133  	case OpAMD64CMOVQGE:
   134  		return rewriteValueAMD64_OpAMD64CMOVQGE(v)
   135  	case OpAMD64CMOVQGT:
   136  		return rewriteValueAMD64_OpAMD64CMOVQGT(v)
   137  	case OpAMD64CMOVQHI:
   138  		return rewriteValueAMD64_OpAMD64CMOVQHI(v)
   139  	case OpAMD64CMOVQLE:
   140  		return rewriteValueAMD64_OpAMD64CMOVQLE(v)
   141  	case OpAMD64CMOVQLS:
   142  		return rewriteValueAMD64_OpAMD64CMOVQLS(v)
   143  	case OpAMD64CMOVQLT:
   144  		return rewriteValueAMD64_OpAMD64CMOVQLT(v)
   145  	case OpAMD64CMOVQNE:
   146  		return rewriteValueAMD64_OpAMD64CMOVQNE(v)
   147  	case OpAMD64CMOVWCC:
   148  		return rewriteValueAMD64_OpAMD64CMOVWCC(v)
   149  	case OpAMD64CMOVWCS:
   150  		return rewriteValueAMD64_OpAMD64CMOVWCS(v)
   151  	case OpAMD64CMOVWEQ:
   152  		return rewriteValueAMD64_OpAMD64CMOVWEQ(v)
   153  	case OpAMD64CMOVWGE:
   154  		return rewriteValueAMD64_OpAMD64CMOVWGE(v)
   155  	case OpAMD64CMOVWGT:
   156  		return rewriteValueAMD64_OpAMD64CMOVWGT(v)
   157  	case OpAMD64CMOVWHI:
   158  		return rewriteValueAMD64_OpAMD64CMOVWHI(v)
   159  	case OpAMD64CMOVWLE:
   160  		return rewriteValueAMD64_OpAMD64CMOVWLE(v)
   161  	case OpAMD64CMOVWLS:
   162  		return rewriteValueAMD64_OpAMD64CMOVWLS(v)
   163  	case OpAMD64CMOVWLT:
   164  		return rewriteValueAMD64_OpAMD64CMOVWLT(v)
   165  	case OpAMD64CMOVWNE:
   166  		return rewriteValueAMD64_OpAMD64CMOVWNE(v)
   167  	case OpAMD64CMPB:
   168  		return rewriteValueAMD64_OpAMD64CMPB(v)
   169  	case OpAMD64CMPBconst:
   170  		return rewriteValueAMD64_OpAMD64CMPBconst(v)
   171  	case OpAMD64CMPBconstload:
   172  		return rewriteValueAMD64_OpAMD64CMPBconstload(v)
   173  	case OpAMD64CMPBload:
   174  		return rewriteValueAMD64_OpAMD64CMPBload(v)
   175  	case OpAMD64CMPL:
   176  		return rewriteValueAMD64_OpAMD64CMPL(v)
   177  	case OpAMD64CMPLconst:
   178  		return rewriteValueAMD64_OpAMD64CMPLconst(v)
   179  	case OpAMD64CMPLconstload:
   180  		return rewriteValueAMD64_OpAMD64CMPLconstload(v)
   181  	case OpAMD64CMPLload:
   182  		return rewriteValueAMD64_OpAMD64CMPLload(v)
   183  	case OpAMD64CMPQ:
   184  		return rewriteValueAMD64_OpAMD64CMPQ(v)
   185  	case OpAMD64CMPQconst:
   186  		return rewriteValueAMD64_OpAMD64CMPQconst(v)
   187  	case OpAMD64CMPQconstload:
   188  		return rewriteValueAMD64_OpAMD64CMPQconstload(v)
   189  	case OpAMD64CMPQload:
   190  		return rewriteValueAMD64_OpAMD64CMPQload(v)
   191  	case OpAMD64CMPW:
   192  		return rewriteValueAMD64_OpAMD64CMPW(v)
   193  	case OpAMD64CMPWconst:
   194  		return rewriteValueAMD64_OpAMD64CMPWconst(v)
   195  	case OpAMD64CMPWconstload:
   196  		return rewriteValueAMD64_OpAMD64CMPWconstload(v)
   197  	case OpAMD64CMPWload:
   198  		return rewriteValueAMD64_OpAMD64CMPWload(v)
   199  	case OpAMD64CMPXCHGLlock:
   200  		return rewriteValueAMD64_OpAMD64CMPXCHGLlock(v)
   201  	case OpAMD64CMPXCHGQlock:
   202  		return rewriteValueAMD64_OpAMD64CMPXCHGQlock(v)
   203  	case OpAMD64DIVSD:
   204  		return rewriteValueAMD64_OpAMD64DIVSD(v)
   205  	case OpAMD64DIVSDload:
   206  		return rewriteValueAMD64_OpAMD64DIVSDload(v)
   207  	case OpAMD64DIVSS:
   208  		return rewriteValueAMD64_OpAMD64DIVSS(v)
   209  	case OpAMD64DIVSSload:
   210  		return rewriteValueAMD64_OpAMD64DIVSSload(v)
   211  	case OpAMD64HMULL:
   212  		return rewriteValueAMD64_OpAMD64HMULL(v)
   213  	case OpAMD64HMULLU:
   214  		return rewriteValueAMD64_OpAMD64HMULLU(v)
   215  	case OpAMD64HMULQ:
   216  		return rewriteValueAMD64_OpAMD64HMULQ(v)
   217  	case OpAMD64HMULQU:
   218  		return rewriteValueAMD64_OpAMD64HMULQU(v)
   219  	case OpAMD64LEAL:
   220  		return rewriteValueAMD64_OpAMD64LEAL(v)
   221  	case OpAMD64LEAL1:
   222  		return rewriteValueAMD64_OpAMD64LEAL1(v)
   223  	case OpAMD64LEAL2:
   224  		return rewriteValueAMD64_OpAMD64LEAL2(v)
   225  	case OpAMD64LEAL4:
   226  		return rewriteValueAMD64_OpAMD64LEAL4(v)
   227  	case OpAMD64LEAL8:
   228  		return rewriteValueAMD64_OpAMD64LEAL8(v)
   229  	case OpAMD64LEAQ:
   230  		return rewriteValueAMD64_OpAMD64LEAQ(v)
   231  	case OpAMD64LEAQ1:
   232  		return rewriteValueAMD64_OpAMD64LEAQ1(v)
   233  	case OpAMD64LEAQ2:
   234  		return rewriteValueAMD64_OpAMD64LEAQ2(v)
   235  	case OpAMD64LEAQ4:
   236  		return rewriteValueAMD64_OpAMD64LEAQ4(v)
   237  	case OpAMD64LEAQ8:
   238  		return rewriteValueAMD64_OpAMD64LEAQ8(v)
   239  	case OpAMD64MOVBQSX:
   240  		return rewriteValueAMD64_OpAMD64MOVBQSX(v)
   241  	case OpAMD64MOVBQSXload:
   242  		return rewriteValueAMD64_OpAMD64MOVBQSXload(v)
   243  	case OpAMD64MOVBQZX:
   244  		return rewriteValueAMD64_OpAMD64MOVBQZX(v)
   245  	case OpAMD64MOVBatomicload:
   246  		return rewriteValueAMD64_OpAMD64MOVBatomicload(v)
   247  	case OpAMD64MOVBload:
   248  		return rewriteValueAMD64_OpAMD64MOVBload(v)
   249  	case OpAMD64MOVBstore:
   250  		return rewriteValueAMD64_OpAMD64MOVBstore(v)
   251  	case OpAMD64MOVBstoreconst:
   252  		return rewriteValueAMD64_OpAMD64MOVBstoreconst(v)
   253  	case OpAMD64MOVLQSX:
   254  		return rewriteValueAMD64_OpAMD64MOVLQSX(v)
   255  	case OpAMD64MOVLQSXload:
   256  		return rewriteValueAMD64_OpAMD64MOVLQSXload(v)
   257  	case OpAMD64MOVLQZX:
   258  		return rewriteValueAMD64_OpAMD64MOVLQZX(v)
   259  	case OpAMD64MOVLatomicload:
   260  		return rewriteValueAMD64_OpAMD64MOVLatomicload(v)
   261  	case OpAMD64MOVLf2i:
   262  		return rewriteValueAMD64_OpAMD64MOVLf2i(v)
   263  	case OpAMD64MOVLi2f:
   264  		return rewriteValueAMD64_OpAMD64MOVLi2f(v)
   265  	case OpAMD64MOVLload:
   266  		return rewriteValueAMD64_OpAMD64MOVLload(v)
   267  	case OpAMD64MOVLstore:
   268  		return rewriteValueAMD64_OpAMD64MOVLstore(v)
   269  	case OpAMD64MOVLstoreconst:
   270  		return rewriteValueAMD64_OpAMD64MOVLstoreconst(v)
   271  	case OpAMD64MOVOload:
   272  		return rewriteValueAMD64_OpAMD64MOVOload(v)
   273  	case OpAMD64MOVOstore:
   274  		return rewriteValueAMD64_OpAMD64MOVOstore(v)
   275  	case OpAMD64MOVQatomicload:
   276  		return rewriteValueAMD64_OpAMD64MOVQatomicload(v)
   277  	case OpAMD64MOVQf2i:
   278  		return rewriteValueAMD64_OpAMD64MOVQf2i(v)
   279  	case OpAMD64MOVQi2f:
   280  		return rewriteValueAMD64_OpAMD64MOVQi2f(v)
   281  	case OpAMD64MOVQload:
   282  		return rewriteValueAMD64_OpAMD64MOVQload(v)
   283  	case OpAMD64MOVQstore:
   284  		return rewriteValueAMD64_OpAMD64MOVQstore(v)
   285  	case OpAMD64MOVQstoreconst:
   286  		return rewriteValueAMD64_OpAMD64MOVQstoreconst(v)
   287  	case OpAMD64MOVSDload:
   288  		return rewriteValueAMD64_OpAMD64MOVSDload(v)
   289  	case OpAMD64MOVSDstore:
   290  		return rewriteValueAMD64_OpAMD64MOVSDstore(v)
   291  	case OpAMD64MOVSSload:
   292  		return rewriteValueAMD64_OpAMD64MOVSSload(v)
   293  	case OpAMD64MOVSSstore:
   294  		return rewriteValueAMD64_OpAMD64MOVSSstore(v)
   295  	case OpAMD64MOVWQSX:
   296  		return rewriteValueAMD64_OpAMD64MOVWQSX(v)
   297  	case OpAMD64MOVWQSXload:
   298  		return rewriteValueAMD64_OpAMD64MOVWQSXload(v)
   299  	case OpAMD64MOVWQZX:
   300  		return rewriteValueAMD64_OpAMD64MOVWQZX(v)
   301  	case OpAMD64MOVWload:
   302  		return rewriteValueAMD64_OpAMD64MOVWload(v)
   303  	case OpAMD64MOVWstore:
   304  		return rewriteValueAMD64_OpAMD64MOVWstore(v)
   305  	case OpAMD64MOVWstoreconst:
   306  		return rewriteValueAMD64_OpAMD64MOVWstoreconst(v)
   307  	case OpAMD64MULL:
   308  		return rewriteValueAMD64_OpAMD64MULL(v)
   309  	case OpAMD64MULLconst:
   310  		return rewriteValueAMD64_OpAMD64MULLconst(v)
   311  	case OpAMD64MULQ:
   312  		return rewriteValueAMD64_OpAMD64MULQ(v)
   313  	case OpAMD64MULQconst:
   314  		return rewriteValueAMD64_OpAMD64MULQconst(v)
   315  	case OpAMD64MULSD:
   316  		return rewriteValueAMD64_OpAMD64MULSD(v)
   317  	case OpAMD64MULSDload:
   318  		return rewriteValueAMD64_OpAMD64MULSDload(v)
   319  	case OpAMD64MULSS:
   320  		return rewriteValueAMD64_OpAMD64MULSS(v)
   321  	case OpAMD64MULSSload:
   322  		return rewriteValueAMD64_OpAMD64MULSSload(v)
   323  	case OpAMD64NEGL:
   324  		return rewriteValueAMD64_OpAMD64NEGL(v)
   325  	case OpAMD64NEGQ:
   326  		return rewriteValueAMD64_OpAMD64NEGQ(v)
   327  	case OpAMD64NOTL:
   328  		return rewriteValueAMD64_OpAMD64NOTL(v)
   329  	case OpAMD64NOTQ:
   330  		return rewriteValueAMD64_OpAMD64NOTQ(v)
   331  	case OpAMD64ORL:
   332  		return rewriteValueAMD64_OpAMD64ORL(v)
   333  	case OpAMD64ORLconst:
   334  		return rewriteValueAMD64_OpAMD64ORLconst(v)
   335  	case OpAMD64ORLconstmodify:
   336  		return rewriteValueAMD64_OpAMD64ORLconstmodify(v)
   337  	case OpAMD64ORLload:
   338  		return rewriteValueAMD64_OpAMD64ORLload(v)
   339  	case OpAMD64ORLmodify:
   340  		return rewriteValueAMD64_OpAMD64ORLmodify(v)
   341  	case OpAMD64ORQ:
   342  		return rewriteValueAMD64_OpAMD64ORQ(v)
   343  	case OpAMD64ORQconst:
   344  		return rewriteValueAMD64_OpAMD64ORQconst(v)
   345  	case OpAMD64ORQconstmodify:
   346  		return rewriteValueAMD64_OpAMD64ORQconstmodify(v)
   347  	case OpAMD64ORQload:
   348  		return rewriteValueAMD64_OpAMD64ORQload(v)
   349  	case OpAMD64ORQmodify:
   350  		return rewriteValueAMD64_OpAMD64ORQmodify(v)
   351  	case OpAMD64ROLB:
   352  		return rewriteValueAMD64_OpAMD64ROLB(v)
   353  	case OpAMD64ROLBconst:
   354  		return rewriteValueAMD64_OpAMD64ROLBconst(v)
   355  	case OpAMD64ROLL:
   356  		return rewriteValueAMD64_OpAMD64ROLL(v)
   357  	case OpAMD64ROLLconst:
   358  		return rewriteValueAMD64_OpAMD64ROLLconst(v)
   359  	case OpAMD64ROLQ:
   360  		return rewriteValueAMD64_OpAMD64ROLQ(v)
   361  	case OpAMD64ROLQconst:
   362  		return rewriteValueAMD64_OpAMD64ROLQconst(v)
   363  	case OpAMD64ROLW:
   364  		return rewriteValueAMD64_OpAMD64ROLW(v)
   365  	case OpAMD64ROLWconst:
   366  		return rewriteValueAMD64_OpAMD64ROLWconst(v)
   367  	case OpAMD64RORB:
   368  		return rewriteValueAMD64_OpAMD64RORB(v)
   369  	case OpAMD64RORL:
   370  		return rewriteValueAMD64_OpAMD64RORL(v)
   371  	case OpAMD64RORQ:
   372  		return rewriteValueAMD64_OpAMD64RORQ(v)
   373  	case OpAMD64RORW:
   374  		return rewriteValueAMD64_OpAMD64RORW(v)
   375  	case OpAMD64SARB:
   376  		return rewriteValueAMD64_OpAMD64SARB(v)
   377  	case OpAMD64SARBconst:
   378  		return rewriteValueAMD64_OpAMD64SARBconst(v)
   379  	case OpAMD64SARL:
   380  		return rewriteValueAMD64_OpAMD64SARL(v)
   381  	case OpAMD64SARLconst:
   382  		return rewriteValueAMD64_OpAMD64SARLconst(v)
   383  	case OpAMD64SARQ:
   384  		return rewriteValueAMD64_OpAMD64SARQ(v)
   385  	case OpAMD64SARQconst:
   386  		return rewriteValueAMD64_OpAMD64SARQconst(v)
   387  	case OpAMD64SARW:
   388  		return rewriteValueAMD64_OpAMD64SARW(v)
   389  	case OpAMD64SARWconst:
   390  		return rewriteValueAMD64_OpAMD64SARWconst(v)
   391  	case OpAMD64SBBLcarrymask:
   392  		return rewriteValueAMD64_OpAMD64SBBLcarrymask(v)
   393  	case OpAMD64SBBQ:
   394  		return rewriteValueAMD64_OpAMD64SBBQ(v)
   395  	case OpAMD64SBBQcarrymask:
   396  		return rewriteValueAMD64_OpAMD64SBBQcarrymask(v)
   397  	case OpAMD64SBBQconst:
   398  		return rewriteValueAMD64_OpAMD64SBBQconst(v)
   399  	case OpAMD64SETA:
   400  		return rewriteValueAMD64_OpAMD64SETA(v)
   401  	case OpAMD64SETAE:
   402  		return rewriteValueAMD64_OpAMD64SETAE(v)
   403  	case OpAMD64SETAEstore:
   404  		return rewriteValueAMD64_OpAMD64SETAEstore(v)
   405  	case OpAMD64SETAstore:
   406  		return rewriteValueAMD64_OpAMD64SETAstore(v)
   407  	case OpAMD64SETB:
   408  		return rewriteValueAMD64_OpAMD64SETB(v)
   409  	case OpAMD64SETBE:
   410  		return rewriteValueAMD64_OpAMD64SETBE(v)
   411  	case OpAMD64SETBEstore:
   412  		return rewriteValueAMD64_OpAMD64SETBEstore(v)
   413  	case OpAMD64SETBstore:
   414  		return rewriteValueAMD64_OpAMD64SETBstore(v)
   415  	case OpAMD64SETEQ:
   416  		return rewriteValueAMD64_OpAMD64SETEQ(v)
   417  	case OpAMD64SETEQstore:
   418  		return rewriteValueAMD64_OpAMD64SETEQstore(v)
   419  	case OpAMD64SETG:
   420  		return rewriteValueAMD64_OpAMD64SETG(v)
   421  	case OpAMD64SETGE:
   422  		return rewriteValueAMD64_OpAMD64SETGE(v)
   423  	case OpAMD64SETGEstore:
   424  		return rewriteValueAMD64_OpAMD64SETGEstore(v)
   425  	case OpAMD64SETGstore:
   426  		return rewriteValueAMD64_OpAMD64SETGstore(v)
   427  	case OpAMD64SETL:
   428  		return rewriteValueAMD64_OpAMD64SETL(v)
   429  	case OpAMD64SETLE:
   430  		return rewriteValueAMD64_OpAMD64SETLE(v)
   431  	case OpAMD64SETLEstore:
   432  		return rewriteValueAMD64_OpAMD64SETLEstore(v)
   433  	case OpAMD64SETLstore:
   434  		return rewriteValueAMD64_OpAMD64SETLstore(v)
   435  	case OpAMD64SETNE:
   436  		return rewriteValueAMD64_OpAMD64SETNE(v)
   437  	case OpAMD64SETNEstore:
   438  		return rewriteValueAMD64_OpAMD64SETNEstore(v)
   439  	case OpAMD64SHLL:
   440  		return rewriteValueAMD64_OpAMD64SHLL(v)
   441  	case OpAMD64SHLLconst:
   442  		return rewriteValueAMD64_OpAMD64SHLLconst(v)
   443  	case OpAMD64SHLQ:
   444  		return rewriteValueAMD64_OpAMD64SHLQ(v)
   445  	case OpAMD64SHLQconst:
   446  		return rewriteValueAMD64_OpAMD64SHLQconst(v)
   447  	case OpAMD64SHRB:
   448  		return rewriteValueAMD64_OpAMD64SHRB(v)
   449  	case OpAMD64SHRBconst:
   450  		return rewriteValueAMD64_OpAMD64SHRBconst(v)
   451  	case OpAMD64SHRL:
   452  		return rewriteValueAMD64_OpAMD64SHRL(v)
   453  	case OpAMD64SHRLconst:
   454  		return rewriteValueAMD64_OpAMD64SHRLconst(v)
   455  	case OpAMD64SHRQ:
   456  		return rewriteValueAMD64_OpAMD64SHRQ(v)
   457  	case OpAMD64SHRQconst:
   458  		return rewriteValueAMD64_OpAMD64SHRQconst(v)
   459  	case OpAMD64SHRW:
   460  		return rewriteValueAMD64_OpAMD64SHRW(v)
   461  	case OpAMD64SHRWconst:
   462  		return rewriteValueAMD64_OpAMD64SHRWconst(v)
   463  	case OpAMD64SUBL:
   464  		return rewriteValueAMD64_OpAMD64SUBL(v)
   465  	case OpAMD64SUBLconst:
   466  		return rewriteValueAMD64_OpAMD64SUBLconst(v)
   467  	case OpAMD64SUBLload:
   468  		return rewriteValueAMD64_OpAMD64SUBLload(v)
   469  	case OpAMD64SUBLmodify:
   470  		return rewriteValueAMD64_OpAMD64SUBLmodify(v)
   471  	case OpAMD64SUBQ:
   472  		return rewriteValueAMD64_OpAMD64SUBQ(v)
   473  	case OpAMD64SUBQborrow:
   474  		return rewriteValueAMD64_OpAMD64SUBQborrow(v)
   475  	case OpAMD64SUBQconst:
   476  		return rewriteValueAMD64_OpAMD64SUBQconst(v)
   477  	case OpAMD64SUBQload:
   478  		return rewriteValueAMD64_OpAMD64SUBQload(v)
   479  	case OpAMD64SUBQmodify:
   480  		return rewriteValueAMD64_OpAMD64SUBQmodify(v)
   481  	case OpAMD64SUBSD:
   482  		return rewriteValueAMD64_OpAMD64SUBSD(v)
   483  	case OpAMD64SUBSDload:
   484  		return rewriteValueAMD64_OpAMD64SUBSDload(v)
   485  	case OpAMD64SUBSS:
   486  		return rewriteValueAMD64_OpAMD64SUBSS(v)
   487  	case OpAMD64SUBSSload:
   488  		return rewriteValueAMD64_OpAMD64SUBSSload(v)
   489  	case OpAMD64TESTB:
   490  		return rewriteValueAMD64_OpAMD64TESTB(v)
   491  	case OpAMD64TESTBconst:
   492  		return rewriteValueAMD64_OpAMD64TESTBconst(v)
   493  	case OpAMD64TESTL:
   494  		return rewriteValueAMD64_OpAMD64TESTL(v)
   495  	case OpAMD64TESTLconst:
   496  		return rewriteValueAMD64_OpAMD64TESTLconst(v)
   497  	case OpAMD64TESTQ:
   498  		return rewriteValueAMD64_OpAMD64TESTQ(v)
   499  	case OpAMD64TESTQconst:
   500  		return rewriteValueAMD64_OpAMD64TESTQconst(v)
   501  	case OpAMD64TESTW:
   502  		return rewriteValueAMD64_OpAMD64TESTW(v)
   503  	case OpAMD64TESTWconst:
   504  		return rewriteValueAMD64_OpAMD64TESTWconst(v)
   505  	case OpAMD64XADDLlock:
   506  		return rewriteValueAMD64_OpAMD64XADDLlock(v)
   507  	case OpAMD64XADDQlock:
   508  		return rewriteValueAMD64_OpAMD64XADDQlock(v)
   509  	case OpAMD64XCHGL:
   510  		return rewriteValueAMD64_OpAMD64XCHGL(v)
   511  	case OpAMD64XCHGQ:
   512  		return rewriteValueAMD64_OpAMD64XCHGQ(v)
   513  	case OpAMD64XORL:
   514  		return rewriteValueAMD64_OpAMD64XORL(v)
   515  	case OpAMD64XORLconst:
   516  		return rewriteValueAMD64_OpAMD64XORLconst(v)
   517  	case OpAMD64XORLconstmodify:
   518  		return rewriteValueAMD64_OpAMD64XORLconstmodify(v)
   519  	case OpAMD64XORLload:
   520  		return rewriteValueAMD64_OpAMD64XORLload(v)
   521  	case OpAMD64XORLmodify:
   522  		return rewriteValueAMD64_OpAMD64XORLmodify(v)
   523  	case OpAMD64XORQ:
   524  		return rewriteValueAMD64_OpAMD64XORQ(v)
   525  	case OpAMD64XORQconst:
   526  		return rewriteValueAMD64_OpAMD64XORQconst(v)
   527  	case OpAMD64XORQconstmodify:
   528  		return rewriteValueAMD64_OpAMD64XORQconstmodify(v)
   529  	case OpAMD64XORQload:
   530  		return rewriteValueAMD64_OpAMD64XORQload(v)
   531  	case OpAMD64XORQmodify:
   532  		return rewriteValueAMD64_OpAMD64XORQmodify(v)
   533  	case OpAdd16:
   534  		v.Op = OpAMD64ADDL
   535  		return true
   536  	case OpAdd32:
   537  		v.Op = OpAMD64ADDL
   538  		return true
   539  	case OpAdd32F:
   540  		v.Op = OpAMD64ADDSS
   541  		return true
   542  	case OpAdd64:
   543  		v.Op = OpAMD64ADDQ
   544  		return true
   545  	case OpAdd64F:
   546  		v.Op = OpAMD64ADDSD
   547  		return true
   548  	case OpAdd8:
   549  		v.Op = OpAMD64ADDL
   550  		return true
   551  	case OpAddPtr:
   552  		v.Op = OpAMD64ADDQ
   553  		return true
   554  	case OpAddr:
   555  		return rewriteValueAMD64_OpAddr(v)
   556  	case OpAnd16:
   557  		v.Op = OpAMD64ANDL
   558  		return true
   559  	case OpAnd32:
   560  		v.Op = OpAMD64ANDL
   561  		return true
   562  	case OpAnd64:
   563  		v.Op = OpAMD64ANDQ
   564  		return true
   565  	case OpAnd8:
   566  		v.Op = OpAMD64ANDL
   567  		return true
   568  	case OpAndB:
   569  		v.Op = OpAMD64ANDL
   570  		return true
   571  	case OpAtomicAdd32:
   572  		return rewriteValueAMD64_OpAtomicAdd32(v)
   573  	case OpAtomicAdd64:
   574  		return rewriteValueAMD64_OpAtomicAdd64(v)
   575  	case OpAtomicAnd32:
   576  		return rewriteValueAMD64_OpAtomicAnd32(v)
   577  	case OpAtomicAnd8:
   578  		return rewriteValueAMD64_OpAtomicAnd8(v)
   579  	case OpAtomicCompareAndSwap32:
   580  		return rewriteValueAMD64_OpAtomicCompareAndSwap32(v)
   581  	case OpAtomicCompareAndSwap64:
   582  		return rewriteValueAMD64_OpAtomicCompareAndSwap64(v)
   583  	case OpAtomicExchange32:
   584  		return rewriteValueAMD64_OpAtomicExchange32(v)
   585  	case OpAtomicExchange64:
   586  		return rewriteValueAMD64_OpAtomicExchange64(v)
   587  	case OpAtomicLoad32:
   588  		return rewriteValueAMD64_OpAtomicLoad32(v)
   589  	case OpAtomicLoad64:
   590  		return rewriteValueAMD64_OpAtomicLoad64(v)
   591  	case OpAtomicLoad8:
   592  		return rewriteValueAMD64_OpAtomicLoad8(v)
   593  	case OpAtomicLoadPtr:
   594  		return rewriteValueAMD64_OpAtomicLoadPtr(v)
   595  	case OpAtomicOr32:
   596  		return rewriteValueAMD64_OpAtomicOr32(v)
   597  	case OpAtomicOr8:
   598  		return rewriteValueAMD64_OpAtomicOr8(v)
   599  	case OpAtomicStore32:
   600  		return rewriteValueAMD64_OpAtomicStore32(v)
   601  	case OpAtomicStore64:
   602  		return rewriteValueAMD64_OpAtomicStore64(v)
   603  	case OpAtomicStore8:
   604  		return rewriteValueAMD64_OpAtomicStore8(v)
   605  	case OpAtomicStorePtrNoWB:
   606  		return rewriteValueAMD64_OpAtomicStorePtrNoWB(v)
   607  	case OpAvg64u:
   608  		v.Op = OpAMD64AVGQU
   609  		return true
   610  	case OpBitLen16:
   611  		return rewriteValueAMD64_OpBitLen16(v)
   612  	case OpBitLen32:
   613  		return rewriteValueAMD64_OpBitLen32(v)
   614  	case OpBitLen64:
   615  		return rewriteValueAMD64_OpBitLen64(v)
   616  	case OpBitLen8:
   617  		return rewriteValueAMD64_OpBitLen8(v)
   618  	case OpBswap32:
   619  		v.Op = OpAMD64BSWAPL
   620  		return true
   621  	case OpBswap64:
   622  		v.Op = OpAMD64BSWAPQ
   623  		return true
   624  	case OpCeil:
   625  		return rewriteValueAMD64_OpCeil(v)
   626  	case OpClosureCall:
   627  		v.Op = OpAMD64CALLclosure
   628  		return true
   629  	case OpCom16:
   630  		v.Op = OpAMD64NOTL
   631  		return true
   632  	case OpCom32:
   633  		v.Op = OpAMD64NOTL
   634  		return true
   635  	case OpCom64:
   636  		v.Op = OpAMD64NOTQ
   637  		return true
   638  	case OpCom8:
   639  		v.Op = OpAMD64NOTL
   640  		return true
   641  	case OpCondSelect:
   642  		return rewriteValueAMD64_OpCondSelect(v)
   643  	case OpConst16:
   644  		return rewriteValueAMD64_OpConst16(v)
   645  	case OpConst32:
   646  		v.Op = OpAMD64MOVLconst
   647  		return true
   648  	case OpConst32F:
   649  		v.Op = OpAMD64MOVSSconst
   650  		return true
   651  	case OpConst64:
   652  		v.Op = OpAMD64MOVQconst
   653  		return true
   654  	case OpConst64F:
   655  		v.Op = OpAMD64MOVSDconst
   656  		return true
   657  	case OpConst8:
   658  		return rewriteValueAMD64_OpConst8(v)
   659  	case OpConstBool:
   660  		return rewriteValueAMD64_OpConstBool(v)
   661  	case OpConstNil:
   662  		return rewriteValueAMD64_OpConstNil(v)
   663  	case OpCtz16:
   664  		return rewriteValueAMD64_OpCtz16(v)
   665  	case OpCtz16NonZero:
   666  		v.Op = OpAMD64BSFL
   667  		return true
   668  	case OpCtz32:
   669  		return rewriteValueAMD64_OpCtz32(v)
   670  	case OpCtz32NonZero:
   671  		v.Op = OpAMD64BSFL
   672  		return true
   673  	case OpCtz64:
   674  		return rewriteValueAMD64_OpCtz64(v)
   675  	case OpCtz64NonZero:
   676  		return rewriteValueAMD64_OpCtz64NonZero(v)
   677  	case OpCtz8:
   678  		return rewriteValueAMD64_OpCtz8(v)
   679  	case OpCtz8NonZero:
   680  		v.Op = OpAMD64BSFL
   681  		return true
   682  	case OpCvt32Fto32:
   683  		v.Op = OpAMD64CVTTSS2SL
   684  		return true
   685  	case OpCvt32Fto64:
   686  		v.Op = OpAMD64CVTTSS2SQ
   687  		return true
   688  	case OpCvt32Fto64F:
   689  		v.Op = OpAMD64CVTSS2SD
   690  		return true
   691  	case OpCvt32to32F:
   692  		v.Op = OpAMD64CVTSL2SS
   693  		return true
   694  	case OpCvt32to64F:
   695  		v.Op = OpAMD64CVTSL2SD
   696  		return true
   697  	case OpCvt64Fto32:
   698  		v.Op = OpAMD64CVTTSD2SL
   699  		return true
   700  	case OpCvt64Fto32F:
   701  		v.Op = OpAMD64CVTSD2SS
   702  		return true
   703  	case OpCvt64Fto64:
   704  		v.Op = OpAMD64CVTTSD2SQ
   705  		return true
   706  	case OpCvt64to32F:
   707  		v.Op = OpAMD64CVTSQ2SS
   708  		return true
   709  	case OpCvt64to64F:
   710  		v.Op = OpAMD64CVTSQ2SD
   711  		return true
   712  	case OpCvtBoolToUint8:
   713  		v.Op = OpCopy
   714  		return true
   715  	case OpDiv128u:
   716  		v.Op = OpAMD64DIVQU2
   717  		return true
   718  	case OpDiv16:
   719  		return rewriteValueAMD64_OpDiv16(v)
   720  	case OpDiv16u:
   721  		return rewriteValueAMD64_OpDiv16u(v)
   722  	case OpDiv32:
   723  		return rewriteValueAMD64_OpDiv32(v)
   724  	case OpDiv32F:
   725  		v.Op = OpAMD64DIVSS
   726  		return true
   727  	case OpDiv32u:
   728  		return rewriteValueAMD64_OpDiv32u(v)
   729  	case OpDiv64:
   730  		return rewriteValueAMD64_OpDiv64(v)
   731  	case OpDiv64F:
   732  		v.Op = OpAMD64DIVSD
   733  		return true
   734  	case OpDiv64u:
   735  		return rewriteValueAMD64_OpDiv64u(v)
   736  	case OpDiv8:
   737  		return rewriteValueAMD64_OpDiv8(v)
   738  	case OpDiv8u:
   739  		return rewriteValueAMD64_OpDiv8u(v)
   740  	case OpEq16:
   741  		return rewriteValueAMD64_OpEq16(v)
   742  	case OpEq32:
   743  		return rewriteValueAMD64_OpEq32(v)
   744  	case OpEq32F:
   745  		return rewriteValueAMD64_OpEq32F(v)
   746  	case OpEq64:
   747  		return rewriteValueAMD64_OpEq64(v)
   748  	case OpEq64F:
   749  		return rewriteValueAMD64_OpEq64F(v)
   750  	case OpEq8:
   751  		return rewriteValueAMD64_OpEq8(v)
   752  	case OpEqB:
   753  		return rewriteValueAMD64_OpEqB(v)
   754  	case OpEqPtr:
   755  		return rewriteValueAMD64_OpEqPtr(v)
   756  	case OpFMA:
   757  		return rewriteValueAMD64_OpFMA(v)
   758  	case OpFloor:
   759  		return rewriteValueAMD64_OpFloor(v)
   760  	case OpGetCallerPC:
   761  		v.Op = OpAMD64LoweredGetCallerPC
   762  		return true
   763  	case OpGetCallerSP:
   764  		v.Op = OpAMD64LoweredGetCallerSP
   765  		return true
   766  	case OpGetClosurePtr:
   767  		v.Op = OpAMD64LoweredGetClosurePtr
   768  		return true
   769  	case OpGetG:
   770  		v.Op = OpAMD64LoweredGetG
   771  		return true
   772  	case OpHasCPUFeature:
   773  		return rewriteValueAMD64_OpHasCPUFeature(v)
   774  	case OpHmul32:
   775  		v.Op = OpAMD64HMULL
   776  		return true
   777  	case OpHmul32u:
   778  		v.Op = OpAMD64HMULLU
   779  		return true
   780  	case OpHmul64:
   781  		v.Op = OpAMD64HMULQ
   782  		return true
   783  	case OpHmul64u:
   784  		v.Op = OpAMD64HMULQU
   785  		return true
   786  	case OpInterCall:
   787  		v.Op = OpAMD64CALLinter
   788  		return true
   789  	case OpIsInBounds:
   790  		return rewriteValueAMD64_OpIsInBounds(v)
   791  	case OpIsNonNil:
   792  		return rewriteValueAMD64_OpIsNonNil(v)
   793  	case OpIsSliceInBounds:
   794  		return rewriteValueAMD64_OpIsSliceInBounds(v)
   795  	case OpLeq16:
   796  		return rewriteValueAMD64_OpLeq16(v)
   797  	case OpLeq16U:
   798  		return rewriteValueAMD64_OpLeq16U(v)
   799  	case OpLeq32:
   800  		return rewriteValueAMD64_OpLeq32(v)
   801  	case OpLeq32F:
   802  		return rewriteValueAMD64_OpLeq32F(v)
   803  	case OpLeq32U:
   804  		return rewriteValueAMD64_OpLeq32U(v)
   805  	case OpLeq64:
   806  		return rewriteValueAMD64_OpLeq64(v)
   807  	case OpLeq64F:
   808  		return rewriteValueAMD64_OpLeq64F(v)
   809  	case OpLeq64U:
   810  		return rewriteValueAMD64_OpLeq64U(v)
   811  	case OpLeq8:
   812  		return rewriteValueAMD64_OpLeq8(v)
   813  	case OpLeq8U:
   814  		return rewriteValueAMD64_OpLeq8U(v)
   815  	case OpLess16:
   816  		return rewriteValueAMD64_OpLess16(v)
   817  	case OpLess16U:
   818  		return rewriteValueAMD64_OpLess16U(v)
   819  	case OpLess32:
   820  		return rewriteValueAMD64_OpLess32(v)
   821  	case OpLess32F:
   822  		return rewriteValueAMD64_OpLess32F(v)
   823  	case OpLess32U:
   824  		return rewriteValueAMD64_OpLess32U(v)
   825  	case OpLess64:
   826  		return rewriteValueAMD64_OpLess64(v)
   827  	case OpLess64F:
   828  		return rewriteValueAMD64_OpLess64F(v)
   829  	case OpLess64U:
   830  		return rewriteValueAMD64_OpLess64U(v)
   831  	case OpLess8:
   832  		return rewriteValueAMD64_OpLess8(v)
   833  	case OpLess8U:
   834  		return rewriteValueAMD64_OpLess8U(v)
   835  	case OpLoad:
   836  		return rewriteValueAMD64_OpLoad(v)
   837  	case OpLocalAddr:
   838  		return rewriteValueAMD64_OpLocalAddr(v)
   839  	case OpLsh16x16:
   840  		return rewriteValueAMD64_OpLsh16x16(v)
   841  	case OpLsh16x32:
   842  		return rewriteValueAMD64_OpLsh16x32(v)
   843  	case OpLsh16x64:
   844  		return rewriteValueAMD64_OpLsh16x64(v)
   845  	case OpLsh16x8:
   846  		return rewriteValueAMD64_OpLsh16x8(v)
   847  	case OpLsh32x16:
   848  		return rewriteValueAMD64_OpLsh32x16(v)
   849  	case OpLsh32x32:
   850  		return rewriteValueAMD64_OpLsh32x32(v)
   851  	case OpLsh32x64:
   852  		return rewriteValueAMD64_OpLsh32x64(v)
   853  	case OpLsh32x8:
   854  		return rewriteValueAMD64_OpLsh32x8(v)
   855  	case OpLsh64x16:
   856  		return rewriteValueAMD64_OpLsh64x16(v)
   857  	case OpLsh64x32:
   858  		return rewriteValueAMD64_OpLsh64x32(v)
   859  	case OpLsh64x64:
   860  		return rewriteValueAMD64_OpLsh64x64(v)
   861  	case OpLsh64x8:
   862  		return rewriteValueAMD64_OpLsh64x8(v)
   863  	case OpLsh8x16:
   864  		return rewriteValueAMD64_OpLsh8x16(v)
   865  	case OpLsh8x32:
   866  		return rewriteValueAMD64_OpLsh8x32(v)
   867  	case OpLsh8x64:
   868  		return rewriteValueAMD64_OpLsh8x64(v)
   869  	case OpLsh8x8:
   870  		return rewriteValueAMD64_OpLsh8x8(v)
   871  	case OpMod16:
   872  		return rewriteValueAMD64_OpMod16(v)
   873  	case OpMod16u:
   874  		return rewriteValueAMD64_OpMod16u(v)
   875  	case OpMod32:
   876  		return rewriteValueAMD64_OpMod32(v)
   877  	case OpMod32u:
   878  		return rewriteValueAMD64_OpMod32u(v)
   879  	case OpMod64:
   880  		return rewriteValueAMD64_OpMod64(v)
   881  	case OpMod64u:
   882  		return rewriteValueAMD64_OpMod64u(v)
   883  	case OpMod8:
   884  		return rewriteValueAMD64_OpMod8(v)
   885  	case OpMod8u:
   886  		return rewriteValueAMD64_OpMod8u(v)
   887  	case OpMove:
   888  		return rewriteValueAMD64_OpMove(v)
   889  	case OpMul16:
   890  		v.Op = OpAMD64MULL
   891  		return true
   892  	case OpMul32:
   893  		v.Op = OpAMD64MULL
   894  		return true
   895  	case OpMul32F:
   896  		v.Op = OpAMD64MULSS
   897  		return true
   898  	case OpMul64:
   899  		v.Op = OpAMD64MULQ
   900  		return true
   901  	case OpMul64F:
   902  		v.Op = OpAMD64MULSD
   903  		return true
   904  	case OpMul64uhilo:
   905  		v.Op = OpAMD64MULQU2
   906  		return true
   907  	case OpMul8:
   908  		v.Op = OpAMD64MULL
   909  		return true
   910  	case OpNeg16:
   911  		v.Op = OpAMD64NEGL
   912  		return true
   913  	case OpNeg32:
   914  		v.Op = OpAMD64NEGL
   915  		return true
   916  	case OpNeg32F:
   917  		return rewriteValueAMD64_OpNeg32F(v)
   918  	case OpNeg64:
   919  		v.Op = OpAMD64NEGQ
   920  		return true
   921  	case OpNeg64F:
   922  		return rewriteValueAMD64_OpNeg64F(v)
   923  	case OpNeg8:
   924  		v.Op = OpAMD64NEGL
   925  		return true
   926  	case OpNeq16:
   927  		return rewriteValueAMD64_OpNeq16(v)
   928  	case OpNeq32:
   929  		return rewriteValueAMD64_OpNeq32(v)
   930  	case OpNeq32F:
   931  		return rewriteValueAMD64_OpNeq32F(v)
   932  	case OpNeq64:
   933  		return rewriteValueAMD64_OpNeq64(v)
   934  	case OpNeq64F:
   935  		return rewriteValueAMD64_OpNeq64F(v)
   936  	case OpNeq8:
   937  		return rewriteValueAMD64_OpNeq8(v)
   938  	case OpNeqB:
   939  		return rewriteValueAMD64_OpNeqB(v)
   940  	case OpNeqPtr:
   941  		return rewriteValueAMD64_OpNeqPtr(v)
   942  	case OpNilCheck:
   943  		v.Op = OpAMD64LoweredNilCheck
   944  		return true
   945  	case OpNot:
   946  		return rewriteValueAMD64_OpNot(v)
   947  	case OpOffPtr:
   948  		return rewriteValueAMD64_OpOffPtr(v)
   949  	case OpOr16:
   950  		v.Op = OpAMD64ORL
   951  		return true
   952  	case OpOr32:
   953  		v.Op = OpAMD64ORL
   954  		return true
   955  	case OpOr64:
   956  		v.Op = OpAMD64ORQ
   957  		return true
   958  	case OpOr8:
   959  		v.Op = OpAMD64ORL
   960  		return true
   961  	case OpOrB:
   962  		v.Op = OpAMD64ORL
   963  		return true
   964  	case OpPanicBounds:
   965  		return rewriteValueAMD64_OpPanicBounds(v)
   966  	case OpPopCount16:
   967  		return rewriteValueAMD64_OpPopCount16(v)
   968  	case OpPopCount32:
   969  		v.Op = OpAMD64POPCNTL
   970  		return true
   971  	case OpPopCount64:
   972  		v.Op = OpAMD64POPCNTQ
   973  		return true
   974  	case OpPopCount8:
   975  		return rewriteValueAMD64_OpPopCount8(v)
   976  	case OpRotateLeft16:
   977  		v.Op = OpAMD64ROLW
   978  		return true
   979  	case OpRotateLeft32:
   980  		v.Op = OpAMD64ROLL
   981  		return true
   982  	case OpRotateLeft64:
   983  		v.Op = OpAMD64ROLQ
   984  		return true
   985  	case OpRotateLeft8:
   986  		v.Op = OpAMD64ROLB
   987  		return true
   988  	case OpRound32F:
   989  		v.Op = OpCopy
   990  		return true
   991  	case OpRound64F:
   992  		v.Op = OpCopy
   993  		return true
   994  	case OpRoundToEven:
   995  		return rewriteValueAMD64_OpRoundToEven(v)
   996  	case OpRsh16Ux16:
   997  		return rewriteValueAMD64_OpRsh16Ux16(v)
   998  	case OpRsh16Ux32:
   999  		return rewriteValueAMD64_OpRsh16Ux32(v)
  1000  	case OpRsh16Ux64:
  1001  		return rewriteValueAMD64_OpRsh16Ux64(v)
  1002  	case OpRsh16Ux8:
  1003  		return rewriteValueAMD64_OpRsh16Ux8(v)
  1004  	case OpRsh16x16:
  1005  		return rewriteValueAMD64_OpRsh16x16(v)
  1006  	case OpRsh16x32:
  1007  		return rewriteValueAMD64_OpRsh16x32(v)
  1008  	case OpRsh16x64:
  1009  		return rewriteValueAMD64_OpRsh16x64(v)
  1010  	case OpRsh16x8:
  1011  		return rewriteValueAMD64_OpRsh16x8(v)
  1012  	case OpRsh32Ux16:
  1013  		return rewriteValueAMD64_OpRsh32Ux16(v)
  1014  	case OpRsh32Ux32:
  1015  		return rewriteValueAMD64_OpRsh32Ux32(v)
  1016  	case OpRsh32Ux64:
  1017  		return rewriteValueAMD64_OpRsh32Ux64(v)
  1018  	case OpRsh32Ux8:
  1019  		return rewriteValueAMD64_OpRsh32Ux8(v)
  1020  	case OpRsh32x16:
  1021  		return rewriteValueAMD64_OpRsh32x16(v)
  1022  	case OpRsh32x32:
  1023  		return rewriteValueAMD64_OpRsh32x32(v)
  1024  	case OpRsh32x64:
  1025  		return rewriteValueAMD64_OpRsh32x64(v)
  1026  	case OpRsh32x8:
  1027  		return rewriteValueAMD64_OpRsh32x8(v)
  1028  	case OpRsh64Ux16:
  1029  		return rewriteValueAMD64_OpRsh64Ux16(v)
  1030  	case OpRsh64Ux32:
  1031  		return rewriteValueAMD64_OpRsh64Ux32(v)
  1032  	case OpRsh64Ux64:
  1033  		return rewriteValueAMD64_OpRsh64Ux64(v)
  1034  	case OpRsh64Ux8:
  1035  		return rewriteValueAMD64_OpRsh64Ux8(v)
  1036  	case OpRsh64x16:
  1037  		return rewriteValueAMD64_OpRsh64x16(v)
  1038  	case OpRsh64x32:
  1039  		return rewriteValueAMD64_OpRsh64x32(v)
  1040  	case OpRsh64x64:
  1041  		return rewriteValueAMD64_OpRsh64x64(v)
  1042  	case OpRsh64x8:
  1043  		return rewriteValueAMD64_OpRsh64x8(v)
  1044  	case OpRsh8Ux16:
  1045  		return rewriteValueAMD64_OpRsh8Ux16(v)
  1046  	case OpRsh8Ux32:
  1047  		return rewriteValueAMD64_OpRsh8Ux32(v)
  1048  	case OpRsh8Ux64:
  1049  		return rewriteValueAMD64_OpRsh8Ux64(v)
  1050  	case OpRsh8Ux8:
  1051  		return rewriteValueAMD64_OpRsh8Ux8(v)
  1052  	case OpRsh8x16:
  1053  		return rewriteValueAMD64_OpRsh8x16(v)
  1054  	case OpRsh8x32:
  1055  		return rewriteValueAMD64_OpRsh8x32(v)
  1056  	case OpRsh8x64:
  1057  		return rewriteValueAMD64_OpRsh8x64(v)
  1058  	case OpRsh8x8:
  1059  		return rewriteValueAMD64_OpRsh8x8(v)
  1060  	case OpSelect0:
  1061  		return rewriteValueAMD64_OpSelect0(v)
  1062  	case OpSelect1:
  1063  		return rewriteValueAMD64_OpSelect1(v)
  1064  	case OpSignExt16to32:
  1065  		v.Op = OpAMD64MOVWQSX
  1066  		return true
  1067  	case OpSignExt16to64:
  1068  		v.Op = OpAMD64MOVWQSX
  1069  		return true
  1070  	case OpSignExt32to64:
  1071  		v.Op = OpAMD64MOVLQSX
  1072  		return true
  1073  	case OpSignExt8to16:
  1074  		v.Op = OpAMD64MOVBQSX
  1075  		return true
  1076  	case OpSignExt8to32:
  1077  		v.Op = OpAMD64MOVBQSX
  1078  		return true
  1079  	case OpSignExt8to64:
  1080  		v.Op = OpAMD64MOVBQSX
  1081  		return true
  1082  	case OpSlicemask:
  1083  		return rewriteValueAMD64_OpSlicemask(v)
  1084  	case OpSpectreIndex:
  1085  		return rewriteValueAMD64_OpSpectreIndex(v)
  1086  	case OpSpectreSliceIndex:
  1087  		return rewriteValueAMD64_OpSpectreSliceIndex(v)
  1088  	case OpSqrt:
  1089  		v.Op = OpAMD64SQRTSD
  1090  		return true
  1091  	case OpStaticCall:
  1092  		v.Op = OpAMD64CALLstatic
  1093  		return true
  1094  	case OpStore:
  1095  		return rewriteValueAMD64_OpStore(v)
  1096  	case OpSub16:
  1097  		v.Op = OpAMD64SUBL
  1098  		return true
  1099  	case OpSub32:
  1100  		v.Op = OpAMD64SUBL
  1101  		return true
  1102  	case OpSub32F:
  1103  		v.Op = OpAMD64SUBSS
  1104  		return true
  1105  	case OpSub64:
  1106  		v.Op = OpAMD64SUBQ
  1107  		return true
  1108  	case OpSub64F:
  1109  		v.Op = OpAMD64SUBSD
  1110  		return true
  1111  	case OpSub8:
  1112  		v.Op = OpAMD64SUBL
  1113  		return true
  1114  	case OpSubPtr:
  1115  		v.Op = OpAMD64SUBQ
  1116  		return true
  1117  	case OpTrunc:
  1118  		return rewriteValueAMD64_OpTrunc(v)
  1119  	case OpTrunc16to8:
  1120  		v.Op = OpCopy
  1121  		return true
  1122  	case OpTrunc32to16:
  1123  		v.Op = OpCopy
  1124  		return true
  1125  	case OpTrunc32to8:
  1126  		v.Op = OpCopy
  1127  		return true
  1128  	case OpTrunc64to16:
  1129  		v.Op = OpCopy
  1130  		return true
  1131  	case OpTrunc64to32:
  1132  		v.Op = OpCopy
  1133  		return true
  1134  	case OpTrunc64to8:
  1135  		v.Op = OpCopy
  1136  		return true
  1137  	case OpWB:
  1138  		v.Op = OpAMD64LoweredWB
  1139  		return true
  1140  	case OpXor16:
  1141  		v.Op = OpAMD64XORL
  1142  		return true
  1143  	case OpXor32:
  1144  		v.Op = OpAMD64XORL
  1145  		return true
  1146  	case OpXor64:
  1147  		v.Op = OpAMD64XORQ
  1148  		return true
  1149  	case OpXor8:
  1150  		v.Op = OpAMD64XORL
  1151  		return true
  1152  	case OpZero:
  1153  		return rewriteValueAMD64_OpZero(v)
  1154  	case OpZeroExt16to32:
  1155  		v.Op = OpAMD64MOVWQZX
  1156  		return true
  1157  	case OpZeroExt16to64:
  1158  		v.Op = OpAMD64MOVWQZX
  1159  		return true
  1160  	case OpZeroExt32to64:
  1161  		v.Op = OpAMD64MOVLQZX
  1162  		return true
  1163  	case OpZeroExt8to16:
  1164  		v.Op = OpAMD64MOVBQZX
  1165  		return true
  1166  	case OpZeroExt8to32:
  1167  		v.Op = OpAMD64MOVBQZX
  1168  		return true
  1169  	case OpZeroExt8to64:
  1170  		v.Op = OpAMD64MOVBQZX
  1171  		return true
  1172  	}
  1173  	return false
  1174  }
  1175  func rewriteValueAMD64_OpAMD64ADCQ(v *Value) bool {
  1176  	v_2 := v.Args[2]
  1177  	v_1 := v.Args[1]
  1178  	v_0 := v.Args[0]
  1179  	// match: (ADCQ x (MOVQconst [c]) carry)
  1180  	// cond: is32Bit(c)
  1181  	// result: (ADCQconst x [int32(c)] carry)
  1182  	for {
  1183  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1184  			x := v_0
  1185  			if v_1.Op != OpAMD64MOVQconst {
  1186  				continue
  1187  			}
  1188  			c := auxIntToInt64(v_1.AuxInt)
  1189  			carry := v_2
  1190  			if !(is32Bit(c)) {
  1191  				continue
  1192  			}
  1193  			v.reset(OpAMD64ADCQconst)
  1194  			v.AuxInt = int32ToAuxInt(int32(c))
  1195  			v.AddArg2(x, carry)
  1196  			return true
  1197  		}
  1198  		break
  1199  	}
  1200  	// match: (ADCQ x y (FlagEQ))
  1201  	// result: (ADDQcarry x y)
  1202  	for {
  1203  		x := v_0
  1204  		y := v_1
  1205  		if v_2.Op != OpAMD64FlagEQ {
  1206  			break
  1207  		}
  1208  		v.reset(OpAMD64ADDQcarry)
  1209  		v.AddArg2(x, y)
  1210  		return true
  1211  	}
  1212  	return false
  1213  }
  1214  func rewriteValueAMD64_OpAMD64ADCQconst(v *Value) bool {
  1215  	v_1 := v.Args[1]
  1216  	v_0 := v.Args[0]
  1217  	// match: (ADCQconst x [c] (FlagEQ))
  1218  	// result: (ADDQconstcarry x [c])
  1219  	for {
  1220  		c := auxIntToInt32(v.AuxInt)
  1221  		x := v_0
  1222  		if v_1.Op != OpAMD64FlagEQ {
  1223  			break
  1224  		}
  1225  		v.reset(OpAMD64ADDQconstcarry)
  1226  		v.AuxInt = int32ToAuxInt(c)
  1227  		v.AddArg(x)
  1228  		return true
  1229  	}
  1230  	return false
  1231  }
  1232  func rewriteValueAMD64_OpAMD64ADDL(v *Value) bool {
  1233  	v_1 := v.Args[1]
  1234  	v_0 := v.Args[0]
  1235  	// match: (ADDL x (MOVLconst [c]))
  1236  	// result: (ADDLconst [c] x)
  1237  	for {
  1238  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1239  			x := v_0
  1240  			if v_1.Op != OpAMD64MOVLconst {
  1241  				continue
  1242  			}
  1243  			c := auxIntToInt32(v_1.AuxInt)
  1244  			v.reset(OpAMD64ADDLconst)
  1245  			v.AuxInt = int32ToAuxInt(c)
  1246  			v.AddArg(x)
  1247  			return true
  1248  		}
  1249  		break
  1250  	}
  1251  	// match: (ADDL (SHLLconst x [c]) (SHRLconst x [d]))
  1252  	// cond: d==32-c
  1253  	// result: (ROLLconst x [c])
  1254  	for {
  1255  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1256  			if v_0.Op != OpAMD64SHLLconst {
  1257  				continue
  1258  			}
  1259  			c := auxIntToInt8(v_0.AuxInt)
  1260  			x := v_0.Args[0]
  1261  			if v_1.Op != OpAMD64SHRLconst {
  1262  				continue
  1263  			}
  1264  			d := auxIntToInt8(v_1.AuxInt)
  1265  			if x != v_1.Args[0] || !(d == 32-c) {
  1266  				continue
  1267  			}
  1268  			v.reset(OpAMD64ROLLconst)
  1269  			v.AuxInt = int8ToAuxInt(c)
  1270  			v.AddArg(x)
  1271  			return true
  1272  		}
  1273  		break
  1274  	}
  1275  	// match: (ADDL <t> (SHLLconst x [c]) (SHRWconst x [d]))
  1276  	// cond: d==16-c && c < 16 && t.Size() == 2
  1277  	// result: (ROLWconst x [c])
  1278  	for {
  1279  		t := v.Type
  1280  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1281  			if v_0.Op != OpAMD64SHLLconst {
  1282  				continue
  1283  			}
  1284  			c := auxIntToInt8(v_0.AuxInt)
  1285  			x := v_0.Args[0]
  1286  			if v_1.Op != OpAMD64SHRWconst {
  1287  				continue
  1288  			}
  1289  			d := auxIntToInt8(v_1.AuxInt)
  1290  			if x != v_1.Args[0] || !(d == 16-c && c < 16 && t.Size() == 2) {
  1291  				continue
  1292  			}
  1293  			v.reset(OpAMD64ROLWconst)
  1294  			v.AuxInt = int8ToAuxInt(c)
  1295  			v.AddArg(x)
  1296  			return true
  1297  		}
  1298  		break
  1299  	}
  1300  	// match: (ADDL <t> (SHLLconst x [c]) (SHRBconst x [d]))
  1301  	// cond: d==8-c && c < 8 && t.Size() == 1
  1302  	// result: (ROLBconst x [c])
  1303  	for {
  1304  		t := v.Type
  1305  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1306  			if v_0.Op != OpAMD64SHLLconst {
  1307  				continue
  1308  			}
  1309  			c := auxIntToInt8(v_0.AuxInt)
  1310  			x := v_0.Args[0]
  1311  			if v_1.Op != OpAMD64SHRBconst {
  1312  				continue
  1313  			}
  1314  			d := auxIntToInt8(v_1.AuxInt)
  1315  			if x != v_1.Args[0] || !(d == 8-c && c < 8 && t.Size() == 1) {
  1316  				continue
  1317  			}
  1318  			v.reset(OpAMD64ROLBconst)
  1319  			v.AuxInt = int8ToAuxInt(c)
  1320  			v.AddArg(x)
  1321  			return true
  1322  		}
  1323  		break
  1324  	}
  1325  	// match: (ADDL x (SHLLconst [3] y))
  1326  	// result: (LEAL8 x y)
  1327  	for {
  1328  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1329  			x := v_0
  1330  			if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 3 {
  1331  				continue
  1332  			}
  1333  			y := v_1.Args[0]
  1334  			v.reset(OpAMD64LEAL8)
  1335  			v.AddArg2(x, y)
  1336  			return true
  1337  		}
  1338  		break
  1339  	}
  1340  	// match: (ADDL x (SHLLconst [2] y))
  1341  	// result: (LEAL4 x y)
  1342  	for {
  1343  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1344  			x := v_0
  1345  			if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 2 {
  1346  				continue
  1347  			}
  1348  			y := v_1.Args[0]
  1349  			v.reset(OpAMD64LEAL4)
  1350  			v.AddArg2(x, y)
  1351  			return true
  1352  		}
  1353  		break
  1354  	}
  1355  	// match: (ADDL x (SHLLconst [1] y))
  1356  	// result: (LEAL2 x y)
  1357  	for {
  1358  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1359  			x := v_0
  1360  			if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 1 {
  1361  				continue
  1362  			}
  1363  			y := v_1.Args[0]
  1364  			v.reset(OpAMD64LEAL2)
  1365  			v.AddArg2(x, y)
  1366  			return true
  1367  		}
  1368  		break
  1369  	}
  1370  	// match: (ADDL x (ADDL y y))
  1371  	// result: (LEAL2 x y)
  1372  	for {
  1373  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1374  			x := v_0
  1375  			if v_1.Op != OpAMD64ADDL {
  1376  				continue
  1377  			}
  1378  			y := v_1.Args[1]
  1379  			if y != v_1.Args[0] {
  1380  				continue
  1381  			}
  1382  			v.reset(OpAMD64LEAL2)
  1383  			v.AddArg2(x, y)
  1384  			return true
  1385  		}
  1386  		break
  1387  	}
  1388  	// match: (ADDL x (ADDL x y))
  1389  	// result: (LEAL2 y x)
  1390  	for {
  1391  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1392  			x := v_0
  1393  			if v_1.Op != OpAMD64ADDL {
  1394  				continue
  1395  			}
  1396  			_ = v_1.Args[1]
  1397  			v_1_0 := v_1.Args[0]
  1398  			v_1_1 := v_1.Args[1]
  1399  			for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 {
  1400  				if x != v_1_0 {
  1401  					continue
  1402  				}
  1403  				y := v_1_1
  1404  				v.reset(OpAMD64LEAL2)
  1405  				v.AddArg2(y, x)
  1406  				return true
  1407  			}
  1408  		}
  1409  		break
  1410  	}
  1411  	// match: (ADDL (ADDLconst [c] x) y)
  1412  	// result: (LEAL1 [c] x y)
  1413  	for {
  1414  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1415  			if v_0.Op != OpAMD64ADDLconst {
  1416  				continue
  1417  			}
  1418  			c := auxIntToInt32(v_0.AuxInt)
  1419  			x := v_0.Args[0]
  1420  			y := v_1
  1421  			v.reset(OpAMD64LEAL1)
  1422  			v.AuxInt = int32ToAuxInt(c)
  1423  			v.AddArg2(x, y)
  1424  			return true
  1425  		}
  1426  		break
  1427  	}
  1428  	// match: (ADDL x (LEAL [c] {s} y))
  1429  	// cond: x.Op != OpSB && y.Op != OpSB
  1430  	// result: (LEAL1 [c] {s} x y)
  1431  	for {
  1432  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1433  			x := v_0
  1434  			if v_1.Op != OpAMD64LEAL {
  1435  				continue
  1436  			}
  1437  			c := auxIntToInt32(v_1.AuxInt)
  1438  			s := auxToSym(v_1.Aux)
  1439  			y := v_1.Args[0]
  1440  			if !(x.Op != OpSB && y.Op != OpSB) {
  1441  				continue
  1442  			}
  1443  			v.reset(OpAMD64LEAL1)
  1444  			v.AuxInt = int32ToAuxInt(c)
  1445  			v.Aux = symToAux(s)
  1446  			v.AddArg2(x, y)
  1447  			return true
  1448  		}
  1449  		break
  1450  	}
  1451  	// match: (ADDL x (NEGL y))
  1452  	// result: (SUBL x y)
  1453  	for {
  1454  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1455  			x := v_0
  1456  			if v_1.Op != OpAMD64NEGL {
  1457  				continue
  1458  			}
  1459  			y := v_1.Args[0]
  1460  			v.reset(OpAMD64SUBL)
  1461  			v.AddArg2(x, y)
  1462  			return true
  1463  		}
  1464  		break
  1465  	}
  1466  	// match: (ADDL x l:(MOVLload [off] {sym} ptr mem))
  1467  	// cond: canMergeLoadClobber(v, l, x) && clobber(l)
  1468  	// result: (ADDLload x [off] {sym} ptr mem)
  1469  	for {
  1470  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1471  			x := v_0
  1472  			l := v_1
  1473  			if l.Op != OpAMD64MOVLload {
  1474  				continue
  1475  			}
  1476  			off := auxIntToInt32(l.AuxInt)
  1477  			sym := auxToSym(l.Aux)
  1478  			mem := l.Args[1]
  1479  			ptr := l.Args[0]
  1480  			if !(canMergeLoadClobber(v, l, x) && clobber(l)) {
  1481  				continue
  1482  			}
  1483  			v.reset(OpAMD64ADDLload)
  1484  			v.AuxInt = int32ToAuxInt(off)
  1485  			v.Aux = symToAux(sym)
  1486  			v.AddArg3(x, ptr, mem)
  1487  			return true
  1488  		}
  1489  		break
  1490  	}
  1491  	return false
  1492  }
  1493  func rewriteValueAMD64_OpAMD64ADDLconst(v *Value) bool {
  1494  	v_0 := v.Args[0]
  1495  	// match: (ADDLconst [c] (ADDL x y))
  1496  	// result: (LEAL1 [c] x y)
  1497  	for {
  1498  		c := auxIntToInt32(v.AuxInt)
  1499  		if v_0.Op != OpAMD64ADDL {
  1500  			break
  1501  		}
  1502  		y := v_0.Args[1]
  1503  		x := v_0.Args[0]
  1504  		v.reset(OpAMD64LEAL1)
  1505  		v.AuxInt = int32ToAuxInt(c)
  1506  		v.AddArg2(x, y)
  1507  		return true
  1508  	}
  1509  	// match: (ADDLconst [c] (SHLLconst [1] x))
  1510  	// result: (LEAL1 [c] x x)
  1511  	for {
  1512  		c := auxIntToInt32(v.AuxInt)
  1513  		if v_0.Op != OpAMD64SHLLconst || auxIntToInt8(v_0.AuxInt) != 1 {
  1514  			break
  1515  		}
  1516  		x := v_0.Args[0]
  1517  		v.reset(OpAMD64LEAL1)
  1518  		v.AuxInt = int32ToAuxInt(c)
  1519  		v.AddArg2(x, x)
  1520  		return true
  1521  	}
  1522  	// match: (ADDLconst [c] (LEAL [d] {s} x))
  1523  	// cond: is32Bit(int64(c)+int64(d))
  1524  	// result: (LEAL [c+d] {s} x)
  1525  	for {
  1526  		c := auxIntToInt32(v.AuxInt)
  1527  		if v_0.Op != OpAMD64LEAL {
  1528  			break
  1529  		}
  1530  		d := auxIntToInt32(v_0.AuxInt)
  1531  		s := auxToSym(v_0.Aux)
  1532  		x := v_0.Args[0]
  1533  		if !(is32Bit(int64(c) + int64(d))) {
  1534  			break
  1535  		}
  1536  		v.reset(OpAMD64LEAL)
  1537  		v.AuxInt = int32ToAuxInt(c + d)
  1538  		v.Aux = symToAux(s)
  1539  		v.AddArg(x)
  1540  		return true
  1541  	}
  1542  	// match: (ADDLconst [c] (LEAL1 [d] {s} x y))
  1543  	// cond: is32Bit(int64(c)+int64(d))
  1544  	// result: (LEAL1 [c+d] {s} x y)
  1545  	for {
  1546  		c := auxIntToInt32(v.AuxInt)
  1547  		if v_0.Op != OpAMD64LEAL1 {
  1548  			break
  1549  		}
  1550  		d := auxIntToInt32(v_0.AuxInt)
  1551  		s := auxToSym(v_0.Aux)
  1552  		y := v_0.Args[1]
  1553  		x := v_0.Args[0]
  1554  		if !(is32Bit(int64(c) + int64(d))) {
  1555  			break
  1556  		}
  1557  		v.reset(OpAMD64LEAL1)
  1558  		v.AuxInt = int32ToAuxInt(c + d)
  1559  		v.Aux = symToAux(s)
  1560  		v.AddArg2(x, y)
  1561  		return true
  1562  	}
  1563  	// match: (ADDLconst [c] (LEAL2 [d] {s} x y))
  1564  	// cond: is32Bit(int64(c)+int64(d))
  1565  	// result: (LEAL2 [c+d] {s} x y)
  1566  	for {
  1567  		c := auxIntToInt32(v.AuxInt)
  1568  		if v_0.Op != OpAMD64LEAL2 {
  1569  			break
  1570  		}
  1571  		d := auxIntToInt32(v_0.AuxInt)
  1572  		s := auxToSym(v_0.Aux)
  1573  		y := v_0.Args[1]
  1574  		x := v_0.Args[0]
  1575  		if !(is32Bit(int64(c) + int64(d))) {
  1576  			break
  1577  		}
  1578  		v.reset(OpAMD64LEAL2)
  1579  		v.AuxInt = int32ToAuxInt(c + d)
  1580  		v.Aux = symToAux(s)
  1581  		v.AddArg2(x, y)
  1582  		return true
  1583  	}
  1584  	// match: (ADDLconst [c] (LEAL4 [d] {s} x y))
  1585  	// cond: is32Bit(int64(c)+int64(d))
  1586  	// result: (LEAL4 [c+d] {s} x y)
  1587  	for {
  1588  		c := auxIntToInt32(v.AuxInt)
  1589  		if v_0.Op != OpAMD64LEAL4 {
  1590  			break
  1591  		}
  1592  		d := auxIntToInt32(v_0.AuxInt)
  1593  		s := auxToSym(v_0.Aux)
  1594  		y := v_0.Args[1]
  1595  		x := v_0.Args[0]
  1596  		if !(is32Bit(int64(c) + int64(d))) {
  1597  			break
  1598  		}
  1599  		v.reset(OpAMD64LEAL4)
  1600  		v.AuxInt = int32ToAuxInt(c + d)
  1601  		v.Aux = symToAux(s)
  1602  		v.AddArg2(x, y)
  1603  		return true
  1604  	}
  1605  	// match: (ADDLconst [c] (LEAL8 [d] {s} x y))
  1606  	// cond: is32Bit(int64(c)+int64(d))
  1607  	// result: (LEAL8 [c+d] {s} x y)
  1608  	for {
  1609  		c := auxIntToInt32(v.AuxInt)
  1610  		if v_0.Op != OpAMD64LEAL8 {
  1611  			break
  1612  		}
  1613  		d := auxIntToInt32(v_0.AuxInt)
  1614  		s := auxToSym(v_0.Aux)
  1615  		y := v_0.Args[1]
  1616  		x := v_0.Args[0]
  1617  		if !(is32Bit(int64(c) + int64(d))) {
  1618  			break
  1619  		}
  1620  		v.reset(OpAMD64LEAL8)
  1621  		v.AuxInt = int32ToAuxInt(c + d)
  1622  		v.Aux = symToAux(s)
  1623  		v.AddArg2(x, y)
  1624  		return true
  1625  	}
  1626  	// match: (ADDLconst [c] x)
  1627  	// cond: c==0
  1628  	// result: x
  1629  	for {
  1630  		c := auxIntToInt32(v.AuxInt)
  1631  		x := v_0
  1632  		if !(c == 0) {
  1633  			break
  1634  		}
  1635  		v.copyOf(x)
  1636  		return true
  1637  	}
  1638  	// match: (ADDLconst [c] (MOVLconst [d]))
  1639  	// result: (MOVLconst [c+d])
  1640  	for {
  1641  		c := auxIntToInt32(v.AuxInt)
  1642  		if v_0.Op != OpAMD64MOVLconst {
  1643  			break
  1644  		}
  1645  		d := auxIntToInt32(v_0.AuxInt)
  1646  		v.reset(OpAMD64MOVLconst)
  1647  		v.AuxInt = int32ToAuxInt(c + d)
  1648  		return true
  1649  	}
  1650  	// match: (ADDLconst [c] (ADDLconst [d] x))
  1651  	// result: (ADDLconst [c+d] x)
  1652  	for {
  1653  		c := auxIntToInt32(v.AuxInt)
  1654  		if v_0.Op != OpAMD64ADDLconst {
  1655  			break
  1656  		}
  1657  		d := auxIntToInt32(v_0.AuxInt)
  1658  		x := v_0.Args[0]
  1659  		v.reset(OpAMD64ADDLconst)
  1660  		v.AuxInt = int32ToAuxInt(c + d)
  1661  		v.AddArg(x)
  1662  		return true
  1663  	}
  1664  	// match: (ADDLconst [off] x:(SP))
  1665  	// result: (LEAL [off] x)
  1666  	for {
  1667  		off := auxIntToInt32(v.AuxInt)
  1668  		x := v_0
  1669  		if x.Op != OpSP {
  1670  			break
  1671  		}
  1672  		v.reset(OpAMD64LEAL)
  1673  		v.AuxInt = int32ToAuxInt(off)
  1674  		v.AddArg(x)
  1675  		return true
  1676  	}
  1677  	return false
  1678  }
  1679  func rewriteValueAMD64_OpAMD64ADDLconstmodify(v *Value) bool {
  1680  	v_1 := v.Args[1]
  1681  	v_0 := v.Args[0]
  1682  	// match: (ADDLconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  1683  	// cond: ValAndOff(valoff1).canAdd32(off2)
  1684  	// result: (ADDLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  1685  	for {
  1686  		valoff1 := auxIntToValAndOff(v.AuxInt)
  1687  		sym := auxToSym(v.Aux)
  1688  		if v_0.Op != OpAMD64ADDQconst {
  1689  			break
  1690  		}
  1691  		off2 := auxIntToInt32(v_0.AuxInt)
  1692  		base := v_0.Args[0]
  1693  		mem := v_1
  1694  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  1695  			break
  1696  		}
  1697  		v.reset(OpAMD64ADDLconstmodify)
  1698  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  1699  		v.Aux = symToAux(sym)
  1700  		v.AddArg2(base, mem)
  1701  		return true
  1702  	}
  1703  	// match: (ADDLconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  1704  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  1705  	// result: (ADDLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  1706  	for {
  1707  		valoff1 := auxIntToValAndOff(v.AuxInt)
  1708  		sym1 := auxToSym(v.Aux)
  1709  		if v_0.Op != OpAMD64LEAQ {
  1710  			break
  1711  		}
  1712  		off2 := auxIntToInt32(v_0.AuxInt)
  1713  		sym2 := auxToSym(v_0.Aux)
  1714  		base := v_0.Args[0]
  1715  		mem := v_1
  1716  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  1717  			break
  1718  		}
  1719  		v.reset(OpAMD64ADDLconstmodify)
  1720  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  1721  		v.Aux = symToAux(mergeSym(sym1, sym2))
  1722  		v.AddArg2(base, mem)
  1723  		return true
  1724  	}
  1725  	return false
  1726  }
  1727  func rewriteValueAMD64_OpAMD64ADDLload(v *Value) bool {
  1728  	v_2 := v.Args[2]
  1729  	v_1 := v.Args[1]
  1730  	v_0 := v.Args[0]
  1731  	b := v.Block
  1732  	typ := &b.Func.Config.Types
  1733  	// match: (ADDLload [off1] {sym} val (ADDQconst [off2] base) mem)
  1734  	// cond: is32Bit(int64(off1)+int64(off2))
  1735  	// result: (ADDLload [off1+off2] {sym} val base mem)
  1736  	for {
  1737  		off1 := auxIntToInt32(v.AuxInt)
  1738  		sym := auxToSym(v.Aux)
  1739  		val := v_0
  1740  		if v_1.Op != OpAMD64ADDQconst {
  1741  			break
  1742  		}
  1743  		off2 := auxIntToInt32(v_1.AuxInt)
  1744  		base := v_1.Args[0]
  1745  		mem := v_2
  1746  		if !(is32Bit(int64(off1) + int64(off2))) {
  1747  			break
  1748  		}
  1749  		v.reset(OpAMD64ADDLload)
  1750  		v.AuxInt = int32ToAuxInt(off1 + off2)
  1751  		v.Aux = symToAux(sym)
  1752  		v.AddArg3(val, base, mem)
  1753  		return true
  1754  	}
  1755  	// match: (ADDLload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem)
  1756  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  1757  	// result: (ADDLload [off1+off2] {mergeSym(sym1,sym2)} val base mem)
  1758  	for {
  1759  		off1 := auxIntToInt32(v.AuxInt)
  1760  		sym1 := auxToSym(v.Aux)
  1761  		val := v_0
  1762  		if v_1.Op != OpAMD64LEAQ {
  1763  			break
  1764  		}
  1765  		off2 := auxIntToInt32(v_1.AuxInt)
  1766  		sym2 := auxToSym(v_1.Aux)
  1767  		base := v_1.Args[0]
  1768  		mem := v_2
  1769  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  1770  			break
  1771  		}
  1772  		v.reset(OpAMD64ADDLload)
  1773  		v.AuxInt = int32ToAuxInt(off1 + off2)
  1774  		v.Aux = symToAux(mergeSym(sym1, sym2))
  1775  		v.AddArg3(val, base, mem)
  1776  		return true
  1777  	}
  1778  	// match: (ADDLload x [off] {sym} ptr (MOVSSstore [off] {sym} ptr y _))
  1779  	// result: (ADDL x (MOVLf2i y))
  1780  	for {
  1781  		off := auxIntToInt32(v.AuxInt)
  1782  		sym := auxToSym(v.Aux)
  1783  		x := v_0
  1784  		ptr := v_1
  1785  		if v_2.Op != OpAMD64MOVSSstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym {
  1786  			break
  1787  		}
  1788  		y := v_2.Args[1]
  1789  		if ptr != v_2.Args[0] {
  1790  			break
  1791  		}
  1792  		v.reset(OpAMD64ADDL)
  1793  		v0 := b.NewValue0(v_2.Pos, OpAMD64MOVLf2i, typ.UInt32)
  1794  		v0.AddArg(y)
  1795  		v.AddArg2(x, v0)
  1796  		return true
  1797  	}
  1798  	return false
  1799  }
  1800  func rewriteValueAMD64_OpAMD64ADDLmodify(v *Value) bool {
  1801  	v_2 := v.Args[2]
  1802  	v_1 := v.Args[1]
  1803  	v_0 := v.Args[0]
  1804  	// match: (ADDLmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  1805  	// cond: is32Bit(int64(off1)+int64(off2))
  1806  	// result: (ADDLmodify [off1+off2] {sym} base val mem)
  1807  	for {
  1808  		off1 := auxIntToInt32(v.AuxInt)
  1809  		sym := auxToSym(v.Aux)
  1810  		if v_0.Op != OpAMD64ADDQconst {
  1811  			break
  1812  		}
  1813  		off2 := auxIntToInt32(v_0.AuxInt)
  1814  		base := v_0.Args[0]
  1815  		val := v_1
  1816  		mem := v_2
  1817  		if !(is32Bit(int64(off1) + int64(off2))) {
  1818  			break
  1819  		}
  1820  		v.reset(OpAMD64ADDLmodify)
  1821  		v.AuxInt = int32ToAuxInt(off1 + off2)
  1822  		v.Aux = symToAux(sym)
  1823  		v.AddArg3(base, val, mem)
  1824  		return true
  1825  	}
  1826  	// match: (ADDLmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  1827  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  1828  	// result: (ADDLmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  1829  	for {
  1830  		off1 := auxIntToInt32(v.AuxInt)
  1831  		sym1 := auxToSym(v.Aux)
  1832  		if v_0.Op != OpAMD64LEAQ {
  1833  			break
  1834  		}
  1835  		off2 := auxIntToInt32(v_0.AuxInt)
  1836  		sym2 := auxToSym(v_0.Aux)
  1837  		base := v_0.Args[0]
  1838  		val := v_1
  1839  		mem := v_2
  1840  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  1841  			break
  1842  		}
  1843  		v.reset(OpAMD64ADDLmodify)
  1844  		v.AuxInt = int32ToAuxInt(off1 + off2)
  1845  		v.Aux = symToAux(mergeSym(sym1, sym2))
  1846  		v.AddArg3(base, val, mem)
  1847  		return true
  1848  	}
  1849  	return false
  1850  }
  1851  func rewriteValueAMD64_OpAMD64ADDQ(v *Value) bool {
  1852  	v_1 := v.Args[1]
  1853  	v_0 := v.Args[0]
  1854  	// match: (ADDQ x (MOVQconst [c]))
  1855  	// cond: is32Bit(c)
  1856  	// result: (ADDQconst [int32(c)] x)
  1857  	for {
  1858  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1859  			x := v_0
  1860  			if v_1.Op != OpAMD64MOVQconst {
  1861  				continue
  1862  			}
  1863  			c := auxIntToInt64(v_1.AuxInt)
  1864  			if !(is32Bit(c)) {
  1865  				continue
  1866  			}
  1867  			v.reset(OpAMD64ADDQconst)
  1868  			v.AuxInt = int32ToAuxInt(int32(c))
  1869  			v.AddArg(x)
  1870  			return true
  1871  		}
  1872  		break
  1873  	}
  1874  	// match: (ADDQ x (MOVLconst [c]))
  1875  	// result: (ADDQconst [c] x)
  1876  	for {
  1877  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1878  			x := v_0
  1879  			if v_1.Op != OpAMD64MOVLconst {
  1880  				continue
  1881  			}
  1882  			c := auxIntToInt32(v_1.AuxInt)
  1883  			v.reset(OpAMD64ADDQconst)
  1884  			v.AuxInt = int32ToAuxInt(c)
  1885  			v.AddArg(x)
  1886  			return true
  1887  		}
  1888  		break
  1889  	}
  1890  	// match: (ADDQ (SHLQconst x [c]) (SHRQconst x [d]))
  1891  	// cond: d==64-c
  1892  	// result: (ROLQconst x [c])
  1893  	for {
  1894  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1895  			if v_0.Op != OpAMD64SHLQconst {
  1896  				continue
  1897  			}
  1898  			c := auxIntToInt8(v_0.AuxInt)
  1899  			x := v_0.Args[0]
  1900  			if v_1.Op != OpAMD64SHRQconst {
  1901  				continue
  1902  			}
  1903  			d := auxIntToInt8(v_1.AuxInt)
  1904  			if x != v_1.Args[0] || !(d == 64-c) {
  1905  				continue
  1906  			}
  1907  			v.reset(OpAMD64ROLQconst)
  1908  			v.AuxInt = int8ToAuxInt(c)
  1909  			v.AddArg(x)
  1910  			return true
  1911  		}
  1912  		break
  1913  	}
  1914  	// match: (ADDQ x (SHLQconst [3] y))
  1915  	// result: (LEAQ8 x y)
  1916  	for {
  1917  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1918  			x := v_0
  1919  			if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 3 {
  1920  				continue
  1921  			}
  1922  			y := v_1.Args[0]
  1923  			v.reset(OpAMD64LEAQ8)
  1924  			v.AddArg2(x, y)
  1925  			return true
  1926  		}
  1927  		break
  1928  	}
  1929  	// match: (ADDQ x (SHLQconst [2] y))
  1930  	// result: (LEAQ4 x y)
  1931  	for {
  1932  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1933  			x := v_0
  1934  			if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 2 {
  1935  				continue
  1936  			}
  1937  			y := v_1.Args[0]
  1938  			v.reset(OpAMD64LEAQ4)
  1939  			v.AddArg2(x, y)
  1940  			return true
  1941  		}
  1942  		break
  1943  	}
  1944  	// match: (ADDQ x (SHLQconst [1] y))
  1945  	// result: (LEAQ2 x y)
  1946  	for {
  1947  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1948  			x := v_0
  1949  			if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 1 {
  1950  				continue
  1951  			}
  1952  			y := v_1.Args[0]
  1953  			v.reset(OpAMD64LEAQ2)
  1954  			v.AddArg2(x, y)
  1955  			return true
  1956  		}
  1957  		break
  1958  	}
  1959  	// match: (ADDQ x (ADDQ y y))
  1960  	// result: (LEAQ2 x y)
  1961  	for {
  1962  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1963  			x := v_0
  1964  			if v_1.Op != OpAMD64ADDQ {
  1965  				continue
  1966  			}
  1967  			y := v_1.Args[1]
  1968  			if y != v_1.Args[0] {
  1969  				continue
  1970  			}
  1971  			v.reset(OpAMD64LEAQ2)
  1972  			v.AddArg2(x, y)
  1973  			return true
  1974  		}
  1975  		break
  1976  	}
  1977  	// match: (ADDQ x (ADDQ x y))
  1978  	// result: (LEAQ2 y x)
  1979  	for {
  1980  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1981  			x := v_0
  1982  			if v_1.Op != OpAMD64ADDQ {
  1983  				continue
  1984  			}
  1985  			_ = v_1.Args[1]
  1986  			v_1_0 := v_1.Args[0]
  1987  			v_1_1 := v_1.Args[1]
  1988  			for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 {
  1989  				if x != v_1_0 {
  1990  					continue
  1991  				}
  1992  				y := v_1_1
  1993  				v.reset(OpAMD64LEAQ2)
  1994  				v.AddArg2(y, x)
  1995  				return true
  1996  			}
  1997  		}
  1998  		break
  1999  	}
  2000  	// match: (ADDQ (ADDQconst [c] x) y)
  2001  	// result: (LEAQ1 [c] x y)
  2002  	for {
  2003  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2004  			if v_0.Op != OpAMD64ADDQconst {
  2005  				continue
  2006  			}
  2007  			c := auxIntToInt32(v_0.AuxInt)
  2008  			x := v_0.Args[0]
  2009  			y := v_1
  2010  			v.reset(OpAMD64LEAQ1)
  2011  			v.AuxInt = int32ToAuxInt(c)
  2012  			v.AddArg2(x, y)
  2013  			return true
  2014  		}
  2015  		break
  2016  	}
  2017  	// match: (ADDQ x (LEAQ [c] {s} y))
  2018  	// cond: x.Op != OpSB && y.Op != OpSB
  2019  	// result: (LEAQ1 [c] {s} x y)
  2020  	for {
  2021  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2022  			x := v_0
  2023  			if v_1.Op != OpAMD64LEAQ {
  2024  				continue
  2025  			}
  2026  			c := auxIntToInt32(v_1.AuxInt)
  2027  			s := auxToSym(v_1.Aux)
  2028  			y := v_1.Args[0]
  2029  			if !(x.Op != OpSB && y.Op != OpSB) {
  2030  				continue
  2031  			}
  2032  			v.reset(OpAMD64LEAQ1)
  2033  			v.AuxInt = int32ToAuxInt(c)
  2034  			v.Aux = symToAux(s)
  2035  			v.AddArg2(x, y)
  2036  			return true
  2037  		}
  2038  		break
  2039  	}
  2040  	// match: (ADDQ x (NEGQ y))
  2041  	// result: (SUBQ x y)
  2042  	for {
  2043  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2044  			x := v_0
  2045  			if v_1.Op != OpAMD64NEGQ {
  2046  				continue
  2047  			}
  2048  			y := v_1.Args[0]
  2049  			v.reset(OpAMD64SUBQ)
  2050  			v.AddArg2(x, y)
  2051  			return true
  2052  		}
  2053  		break
  2054  	}
  2055  	// match: (ADDQ x l:(MOVQload [off] {sym} ptr mem))
  2056  	// cond: canMergeLoadClobber(v, l, x) && clobber(l)
  2057  	// result: (ADDQload x [off] {sym} ptr mem)
  2058  	for {
  2059  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2060  			x := v_0
  2061  			l := v_1
  2062  			if l.Op != OpAMD64MOVQload {
  2063  				continue
  2064  			}
  2065  			off := auxIntToInt32(l.AuxInt)
  2066  			sym := auxToSym(l.Aux)
  2067  			mem := l.Args[1]
  2068  			ptr := l.Args[0]
  2069  			if !(canMergeLoadClobber(v, l, x) && clobber(l)) {
  2070  				continue
  2071  			}
  2072  			v.reset(OpAMD64ADDQload)
  2073  			v.AuxInt = int32ToAuxInt(off)
  2074  			v.Aux = symToAux(sym)
  2075  			v.AddArg3(x, ptr, mem)
  2076  			return true
  2077  		}
  2078  		break
  2079  	}
  2080  	return false
  2081  }
  2082  func rewriteValueAMD64_OpAMD64ADDQcarry(v *Value) bool {
  2083  	v_1 := v.Args[1]
  2084  	v_0 := v.Args[0]
  2085  	// match: (ADDQcarry x (MOVQconst [c]))
  2086  	// cond: is32Bit(c)
  2087  	// result: (ADDQconstcarry x [int32(c)])
  2088  	for {
  2089  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2090  			x := v_0
  2091  			if v_1.Op != OpAMD64MOVQconst {
  2092  				continue
  2093  			}
  2094  			c := auxIntToInt64(v_1.AuxInt)
  2095  			if !(is32Bit(c)) {
  2096  				continue
  2097  			}
  2098  			v.reset(OpAMD64ADDQconstcarry)
  2099  			v.AuxInt = int32ToAuxInt(int32(c))
  2100  			v.AddArg(x)
  2101  			return true
  2102  		}
  2103  		break
  2104  	}
  2105  	return false
  2106  }
  2107  func rewriteValueAMD64_OpAMD64ADDQconst(v *Value) bool {
  2108  	v_0 := v.Args[0]
  2109  	// match: (ADDQconst [c] (ADDQ x y))
  2110  	// result: (LEAQ1 [c] x y)
  2111  	for {
  2112  		c := auxIntToInt32(v.AuxInt)
  2113  		if v_0.Op != OpAMD64ADDQ {
  2114  			break
  2115  		}
  2116  		y := v_0.Args[1]
  2117  		x := v_0.Args[0]
  2118  		v.reset(OpAMD64LEAQ1)
  2119  		v.AuxInt = int32ToAuxInt(c)
  2120  		v.AddArg2(x, y)
  2121  		return true
  2122  	}
  2123  	// match: (ADDQconst [c] (SHLQconst [1] x))
  2124  	// result: (LEAQ1 [c] x x)
  2125  	for {
  2126  		c := auxIntToInt32(v.AuxInt)
  2127  		if v_0.Op != OpAMD64SHLQconst || auxIntToInt8(v_0.AuxInt) != 1 {
  2128  			break
  2129  		}
  2130  		x := v_0.Args[0]
  2131  		v.reset(OpAMD64LEAQ1)
  2132  		v.AuxInt = int32ToAuxInt(c)
  2133  		v.AddArg2(x, x)
  2134  		return true
  2135  	}
  2136  	// match: (ADDQconst [c] (LEAQ [d] {s} x))
  2137  	// cond: is32Bit(int64(c)+int64(d))
  2138  	// result: (LEAQ [c+d] {s} x)
  2139  	for {
  2140  		c := auxIntToInt32(v.AuxInt)
  2141  		if v_0.Op != OpAMD64LEAQ {
  2142  			break
  2143  		}
  2144  		d := auxIntToInt32(v_0.AuxInt)
  2145  		s := auxToSym(v_0.Aux)
  2146  		x := v_0.Args[0]
  2147  		if !(is32Bit(int64(c) + int64(d))) {
  2148  			break
  2149  		}
  2150  		v.reset(OpAMD64LEAQ)
  2151  		v.AuxInt = int32ToAuxInt(c + d)
  2152  		v.Aux = symToAux(s)
  2153  		v.AddArg(x)
  2154  		return true
  2155  	}
  2156  	// match: (ADDQconst [c] (LEAQ1 [d] {s} x y))
  2157  	// cond: is32Bit(int64(c)+int64(d))
  2158  	// result: (LEAQ1 [c+d] {s} x y)
  2159  	for {
  2160  		c := auxIntToInt32(v.AuxInt)
  2161  		if v_0.Op != OpAMD64LEAQ1 {
  2162  			break
  2163  		}
  2164  		d := auxIntToInt32(v_0.AuxInt)
  2165  		s := auxToSym(v_0.Aux)
  2166  		y := v_0.Args[1]
  2167  		x := v_0.Args[0]
  2168  		if !(is32Bit(int64(c) + int64(d))) {
  2169  			break
  2170  		}
  2171  		v.reset(OpAMD64LEAQ1)
  2172  		v.AuxInt = int32ToAuxInt(c + d)
  2173  		v.Aux = symToAux(s)
  2174  		v.AddArg2(x, y)
  2175  		return true
  2176  	}
  2177  	// match: (ADDQconst [c] (LEAQ2 [d] {s} x y))
  2178  	// cond: is32Bit(int64(c)+int64(d))
  2179  	// result: (LEAQ2 [c+d] {s} x y)
  2180  	for {
  2181  		c := auxIntToInt32(v.AuxInt)
  2182  		if v_0.Op != OpAMD64LEAQ2 {
  2183  			break
  2184  		}
  2185  		d := auxIntToInt32(v_0.AuxInt)
  2186  		s := auxToSym(v_0.Aux)
  2187  		y := v_0.Args[1]
  2188  		x := v_0.Args[0]
  2189  		if !(is32Bit(int64(c) + int64(d))) {
  2190  			break
  2191  		}
  2192  		v.reset(OpAMD64LEAQ2)
  2193  		v.AuxInt = int32ToAuxInt(c + d)
  2194  		v.Aux = symToAux(s)
  2195  		v.AddArg2(x, y)
  2196  		return true
  2197  	}
  2198  	// match: (ADDQconst [c] (LEAQ4 [d] {s} x y))
  2199  	// cond: is32Bit(int64(c)+int64(d))
  2200  	// result: (LEAQ4 [c+d] {s} x y)
  2201  	for {
  2202  		c := auxIntToInt32(v.AuxInt)
  2203  		if v_0.Op != OpAMD64LEAQ4 {
  2204  			break
  2205  		}
  2206  		d := auxIntToInt32(v_0.AuxInt)
  2207  		s := auxToSym(v_0.Aux)
  2208  		y := v_0.Args[1]
  2209  		x := v_0.Args[0]
  2210  		if !(is32Bit(int64(c) + int64(d))) {
  2211  			break
  2212  		}
  2213  		v.reset(OpAMD64LEAQ4)
  2214  		v.AuxInt = int32ToAuxInt(c + d)
  2215  		v.Aux = symToAux(s)
  2216  		v.AddArg2(x, y)
  2217  		return true
  2218  	}
  2219  	// match: (ADDQconst [c] (LEAQ8 [d] {s} x y))
  2220  	// cond: is32Bit(int64(c)+int64(d))
  2221  	// result: (LEAQ8 [c+d] {s} x y)
  2222  	for {
  2223  		c := auxIntToInt32(v.AuxInt)
  2224  		if v_0.Op != OpAMD64LEAQ8 {
  2225  			break
  2226  		}
  2227  		d := auxIntToInt32(v_0.AuxInt)
  2228  		s := auxToSym(v_0.Aux)
  2229  		y := v_0.Args[1]
  2230  		x := v_0.Args[0]
  2231  		if !(is32Bit(int64(c) + int64(d))) {
  2232  			break
  2233  		}
  2234  		v.reset(OpAMD64LEAQ8)
  2235  		v.AuxInt = int32ToAuxInt(c + d)
  2236  		v.Aux = symToAux(s)
  2237  		v.AddArg2(x, y)
  2238  		return true
  2239  	}
  2240  	// match: (ADDQconst [0] x)
  2241  	// result: x
  2242  	for {
  2243  		if auxIntToInt32(v.AuxInt) != 0 {
  2244  			break
  2245  		}
  2246  		x := v_0
  2247  		v.copyOf(x)
  2248  		return true
  2249  	}
  2250  	// match: (ADDQconst [c] (MOVQconst [d]))
  2251  	// result: (MOVQconst [int64(c)+d])
  2252  	for {
  2253  		c := auxIntToInt32(v.AuxInt)
  2254  		if v_0.Op != OpAMD64MOVQconst {
  2255  			break
  2256  		}
  2257  		d := auxIntToInt64(v_0.AuxInt)
  2258  		v.reset(OpAMD64MOVQconst)
  2259  		v.AuxInt = int64ToAuxInt(int64(c) + d)
  2260  		return true
  2261  	}
  2262  	// match: (ADDQconst [c] (ADDQconst [d] x))
  2263  	// cond: is32Bit(int64(c)+int64(d))
  2264  	// result: (ADDQconst [c+d] x)
  2265  	for {
  2266  		c := auxIntToInt32(v.AuxInt)
  2267  		if v_0.Op != OpAMD64ADDQconst {
  2268  			break
  2269  		}
  2270  		d := auxIntToInt32(v_0.AuxInt)
  2271  		x := v_0.Args[0]
  2272  		if !(is32Bit(int64(c) + int64(d))) {
  2273  			break
  2274  		}
  2275  		v.reset(OpAMD64ADDQconst)
  2276  		v.AuxInt = int32ToAuxInt(c + d)
  2277  		v.AddArg(x)
  2278  		return true
  2279  	}
  2280  	// match: (ADDQconst [off] x:(SP))
  2281  	// result: (LEAQ [off] x)
  2282  	for {
  2283  		off := auxIntToInt32(v.AuxInt)
  2284  		x := v_0
  2285  		if x.Op != OpSP {
  2286  			break
  2287  		}
  2288  		v.reset(OpAMD64LEAQ)
  2289  		v.AuxInt = int32ToAuxInt(off)
  2290  		v.AddArg(x)
  2291  		return true
  2292  	}
  2293  	return false
  2294  }
  2295  func rewriteValueAMD64_OpAMD64ADDQconstmodify(v *Value) bool {
  2296  	v_1 := v.Args[1]
  2297  	v_0 := v.Args[0]
  2298  	// match: (ADDQconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  2299  	// cond: ValAndOff(valoff1).canAdd32(off2)
  2300  	// result: (ADDQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  2301  	for {
  2302  		valoff1 := auxIntToValAndOff(v.AuxInt)
  2303  		sym := auxToSym(v.Aux)
  2304  		if v_0.Op != OpAMD64ADDQconst {
  2305  			break
  2306  		}
  2307  		off2 := auxIntToInt32(v_0.AuxInt)
  2308  		base := v_0.Args[0]
  2309  		mem := v_1
  2310  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  2311  			break
  2312  		}
  2313  		v.reset(OpAMD64ADDQconstmodify)
  2314  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  2315  		v.Aux = symToAux(sym)
  2316  		v.AddArg2(base, mem)
  2317  		return true
  2318  	}
  2319  	// match: (ADDQconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  2320  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  2321  	// result: (ADDQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  2322  	for {
  2323  		valoff1 := auxIntToValAndOff(v.AuxInt)
  2324  		sym1 := auxToSym(v.Aux)
  2325  		if v_0.Op != OpAMD64LEAQ {
  2326  			break
  2327  		}
  2328  		off2 := auxIntToInt32(v_0.AuxInt)
  2329  		sym2 := auxToSym(v_0.Aux)
  2330  		base := v_0.Args[0]
  2331  		mem := v_1
  2332  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  2333  			break
  2334  		}
  2335  		v.reset(OpAMD64ADDQconstmodify)
  2336  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  2337  		v.Aux = symToAux(mergeSym(sym1, sym2))
  2338  		v.AddArg2(base, mem)
  2339  		return true
  2340  	}
  2341  	return false
  2342  }
  2343  func rewriteValueAMD64_OpAMD64ADDQload(v *Value) bool {
  2344  	v_2 := v.Args[2]
  2345  	v_1 := v.Args[1]
  2346  	v_0 := v.Args[0]
  2347  	b := v.Block
  2348  	typ := &b.Func.Config.Types
  2349  	// match: (ADDQload [off1] {sym} val (ADDQconst [off2] base) mem)
  2350  	// cond: is32Bit(int64(off1)+int64(off2))
  2351  	// result: (ADDQload [off1+off2] {sym} val base mem)
  2352  	for {
  2353  		off1 := auxIntToInt32(v.AuxInt)
  2354  		sym := auxToSym(v.Aux)
  2355  		val := v_0
  2356  		if v_1.Op != OpAMD64ADDQconst {
  2357  			break
  2358  		}
  2359  		off2 := auxIntToInt32(v_1.AuxInt)
  2360  		base := v_1.Args[0]
  2361  		mem := v_2
  2362  		if !(is32Bit(int64(off1) + int64(off2))) {
  2363  			break
  2364  		}
  2365  		v.reset(OpAMD64ADDQload)
  2366  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2367  		v.Aux = symToAux(sym)
  2368  		v.AddArg3(val, base, mem)
  2369  		return true
  2370  	}
  2371  	// match: (ADDQload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem)
  2372  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  2373  	// result: (ADDQload [off1+off2] {mergeSym(sym1,sym2)} val base mem)
  2374  	for {
  2375  		off1 := auxIntToInt32(v.AuxInt)
  2376  		sym1 := auxToSym(v.Aux)
  2377  		val := v_0
  2378  		if v_1.Op != OpAMD64LEAQ {
  2379  			break
  2380  		}
  2381  		off2 := auxIntToInt32(v_1.AuxInt)
  2382  		sym2 := auxToSym(v_1.Aux)
  2383  		base := v_1.Args[0]
  2384  		mem := v_2
  2385  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  2386  			break
  2387  		}
  2388  		v.reset(OpAMD64ADDQload)
  2389  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2390  		v.Aux = symToAux(mergeSym(sym1, sym2))
  2391  		v.AddArg3(val, base, mem)
  2392  		return true
  2393  	}
  2394  	// match: (ADDQload x [off] {sym} ptr (MOVSDstore [off] {sym} ptr y _))
  2395  	// result: (ADDQ x (MOVQf2i y))
  2396  	for {
  2397  		off := auxIntToInt32(v.AuxInt)
  2398  		sym := auxToSym(v.Aux)
  2399  		x := v_0
  2400  		ptr := v_1
  2401  		if v_2.Op != OpAMD64MOVSDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym {
  2402  			break
  2403  		}
  2404  		y := v_2.Args[1]
  2405  		if ptr != v_2.Args[0] {
  2406  			break
  2407  		}
  2408  		v.reset(OpAMD64ADDQ)
  2409  		v0 := b.NewValue0(v_2.Pos, OpAMD64MOVQf2i, typ.UInt64)
  2410  		v0.AddArg(y)
  2411  		v.AddArg2(x, v0)
  2412  		return true
  2413  	}
  2414  	return false
  2415  }
  2416  func rewriteValueAMD64_OpAMD64ADDQmodify(v *Value) bool {
  2417  	v_2 := v.Args[2]
  2418  	v_1 := v.Args[1]
  2419  	v_0 := v.Args[0]
  2420  	// match: (ADDQmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  2421  	// cond: is32Bit(int64(off1)+int64(off2))
  2422  	// result: (ADDQmodify [off1+off2] {sym} base val mem)
  2423  	for {
  2424  		off1 := auxIntToInt32(v.AuxInt)
  2425  		sym := auxToSym(v.Aux)
  2426  		if v_0.Op != OpAMD64ADDQconst {
  2427  			break
  2428  		}
  2429  		off2 := auxIntToInt32(v_0.AuxInt)
  2430  		base := v_0.Args[0]
  2431  		val := v_1
  2432  		mem := v_2
  2433  		if !(is32Bit(int64(off1) + int64(off2))) {
  2434  			break
  2435  		}
  2436  		v.reset(OpAMD64ADDQmodify)
  2437  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2438  		v.Aux = symToAux(sym)
  2439  		v.AddArg3(base, val, mem)
  2440  		return true
  2441  	}
  2442  	// match: (ADDQmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  2443  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  2444  	// result: (ADDQmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  2445  	for {
  2446  		off1 := auxIntToInt32(v.AuxInt)
  2447  		sym1 := auxToSym(v.Aux)
  2448  		if v_0.Op != OpAMD64LEAQ {
  2449  			break
  2450  		}
  2451  		off2 := auxIntToInt32(v_0.AuxInt)
  2452  		sym2 := auxToSym(v_0.Aux)
  2453  		base := v_0.Args[0]
  2454  		val := v_1
  2455  		mem := v_2
  2456  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  2457  			break
  2458  		}
  2459  		v.reset(OpAMD64ADDQmodify)
  2460  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2461  		v.Aux = symToAux(mergeSym(sym1, sym2))
  2462  		v.AddArg3(base, val, mem)
  2463  		return true
  2464  	}
  2465  	return false
  2466  }
  2467  func rewriteValueAMD64_OpAMD64ADDSD(v *Value) bool {
  2468  	v_1 := v.Args[1]
  2469  	v_0 := v.Args[0]
  2470  	// match: (ADDSD x l:(MOVSDload [off] {sym} ptr mem))
  2471  	// cond: canMergeLoadClobber(v, l, x) && clobber(l)
  2472  	// result: (ADDSDload x [off] {sym} ptr mem)
  2473  	for {
  2474  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2475  			x := v_0
  2476  			l := v_1
  2477  			if l.Op != OpAMD64MOVSDload {
  2478  				continue
  2479  			}
  2480  			off := auxIntToInt32(l.AuxInt)
  2481  			sym := auxToSym(l.Aux)
  2482  			mem := l.Args[1]
  2483  			ptr := l.Args[0]
  2484  			if !(canMergeLoadClobber(v, l, x) && clobber(l)) {
  2485  				continue
  2486  			}
  2487  			v.reset(OpAMD64ADDSDload)
  2488  			v.AuxInt = int32ToAuxInt(off)
  2489  			v.Aux = symToAux(sym)
  2490  			v.AddArg3(x, ptr, mem)
  2491  			return true
  2492  		}
  2493  		break
  2494  	}
  2495  	return false
  2496  }
  2497  func rewriteValueAMD64_OpAMD64ADDSDload(v *Value) bool {
  2498  	v_2 := v.Args[2]
  2499  	v_1 := v.Args[1]
  2500  	v_0 := v.Args[0]
  2501  	b := v.Block
  2502  	typ := &b.Func.Config.Types
  2503  	// match: (ADDSDload [off1] {sym} val (ADDQconst [off2] base) mem)
  2504  	// cond: is32Bit(int64(off1)+int64(off2))
  2505  	// result: (ADDSDload [off1+off2] {sym} val base mem)
  2506  	for {
  2507  		off1 := auxIntToInt32(v.AuxInt)
  2508  		sym := auxToSym(v.Aux)
  2509  		val := v_0
  2510  		if v_1.Op != OpAMD64ADDQconst {
  2511  			break
  2512  		}
  2513  		off2 := auxIntToInt32(v_1.AuxInt)
  2514  		base := v_1.Args[0]
  2515  		mem := v_2
  2516  		if !(is32Bit(int64(off1) + int64(off2))) {
  2517  			break
  2518  		}
  2519  		v.reset(OpAMD64ADDSDload)
  2520  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2521  		v.Aux = symToAux(sym)
  2522  		v.AddArg3(val, base, mem)
  2523  		return true
  2524  	}
  2525  	// match: (ADDSDload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem)
  2526  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  2527  	// result: (ADDSDload [off1+off2] {mergeSym(sym1,sym2)} val base mem)
  2528  	for {
  2529  		off1 := auxIntToInt32(v.AuxInt)
  2530  		sym1 := auxToSym(v.Aux)
  2531  		val := v_0
  2532  		if v_1.Op != OpAMD64LEAQ {
  2533  			break
  2534  		}
  2535  		off2 := auxIntToInt32(v_1.AuxInt)
  2536  		sym2 := auxToSym(v_1.Aux)
  2537  		base := v_1.Args[0]
  2538  		mem := v_2
  2539  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  2540  			break
  2541  		}
  2542  		v.reset(OpAMD64ADDSDload)
  2543  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2544  		v.Aux = symToAux(mergeSym(sym1, sym2))
  2545  		v.AddArg3(val, base, mem)
  2546  		return true
  2547  	}
  2548  	// match: (ADDSDload x [off] {sym} ptr (MOVQstore [off] {sym} ptr y _))
  2549  	// result: (ADDSD x (MOVQi2f y))
  2550  	for {
  2551  		off := auxIntToInt32(v.AuxInt)
  2552  		sym := auxToSym(v.Aux)
  2553  		x := v_0
  2554  		ptr := v_1
  2555  		if v_2.Op != OpAMD64MOVQstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym {
  2556  			break
  2557  		}
  2558  		y := v_2.Args[1]
  2559  		if ptr != v_2.Args[0] {
  2560  			break
  2561  		}
  2562  		v.reset(OpAMD64ADDSD)
  2563  		v0 := b.NewValue0(v_2.Pos, OpAMD64MOVQi2f, typ.Float64)
  2564  		v0.AddArg(y)
  2565  		v.AddArg2(x, v0)
  2566  		return true
  2567  	}
  2568  	return false
  2569  }
  2570  func rewriteValueAMD64_OpAMD64ADDSS(v *Value) bool {
  2571  	v_1 := v.Args[1]
  2572  	v_0 := v.Args[0]
  2573  	// match: (ADDSS x l:(MOVSSload [off] {sym} ptr mem))
  2574  	// cond: canMergeLoadClobber(v, l, x) && clobber(l)
  2575  	// result: (ADDSSload x [off] {sym} ptr mem)
  2576  	for {
  2577  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2578  			x := v_0
  2579  			l := v_1
  2580  			if l.Op != OpAMD64MOVSSload {
  2581  				continue
  2582  			}
  2583  			off := auxIntToInt32(l.AuxInt)
  2584  			sym := auxToSym(l.Aux)
  2585  			mem := l.Args[1]
  2586  			ptr := l.Args[0]
  2587  			if !(canMergeLoadClobber(v, l, x) && clobber(l)) {
  2588  				continue
  2589  			}
  2590  			v.reset(OpAMD64ADDSSload)
  2591  			v.AuxInt = int32ToAuxInt(off)
  2592  			v.Aux = symToAux(sym)
  2593  			v.AddArg3(x, ptr, mem)
  2594  			return true
  2595  		}
  2596  		break
  2597  	}
  2598  	return false
  2599  }
  2600  func rewriteValueAMD64_OpAMD64ADDSSload(v *Value) bool {
  2601  	v_2 := v.Args[2]
  2602  	v_1 := v.Args[1]
  2603  	v_0 := v.Args[0]
  2604  	b := v.Block
  2605  	typ := &b.Func.Config.Types
  2606  	// match: (ADDSSload [off1] {sym} val (ADDQconst [off2] base) mem)
  2607  	// cond: is32Bit(int64(off1)+int64(off2))
  2608  	// result: (ADDSSload [off1+off2] {sym} val base mem)
  2609  	for {
  2610  		off1 := auxIntToInt32(v.AuxInt)
  2611  		sym := auxToSym(v.Aux)
  2612  		val := v_0
  2613  		if v_1.Op != OpAMD64ADDQconst {
  2614  			break
  2615  		}
  2616  		off2 := auxIntToInt32(v_1.AuxInt)
  2617  		base := v_1.Args[0]
  2618  		mem := v_2
  2619  		if !(is32Bit(int64(off1) + int64(off2))) {
  2620  			break
  2621  		}
  2622  		v.reset(OpAMD64ADDSSload)
  2623  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2624  		v.Aux = symToAux(sym)
  2625  		v.AddArg3(val, base, mem)
  2626  		return true
  2627  	}
  2628  	// match: (ADDSSload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem)
  2629  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  2630  	// result: (ADDSSload [off1+off2] {mergeSym(sym1,sym2)} val base mem)
  2631  	for {
  2632  		off1 := auxIntToInt32(v.AuxInt)
  2633  		sym1 := auxToSym(v.Aux)
  2634  		val := v_0
  2635  		if v_1.Op != OpAMD64LEAQ {
  2636  			break
  2637  		}
  2638  		off2 := auxIntToInt32(v_1.AuxInt)
  2639  		sym2 := auxToSym(v_1.Aux)
  2640  		base := v_1.Args[0]
  2641  		mem := v_2
  2642  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  2643  			break
  2644  		}
  2645  		v.reset(OpAMD64ADDSSload)
  2646  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2647  		v.Aux = symToAux(mergeSym(sym1, sym2))
  2648  		v.AddArg3(val, base, mem)
  2649  		return true
  2650  	}
  2651  	// match: (ADDSSload x [off] {sym} ptr (MOVLstore [off] {sym} ptr y _))
  2652  	// result: (ADDSS x (MOVLi2f y))
  2653  	for {
  2654  		off := auxIntToInt32(v.AuxInt)
  2655  		sym := auxToSym(v.Aux)
  2656  		x := v_0
  2657  		ptr := v_1
  2658  		if v_2.Op != OpAMD64MOVLstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym {
  2659  			break
  2660  		}
  2661  		y := v_2.Args[1]
  2662  		if ptr != v_2.Args[0] {
  2663  			break
  2664  		}
  2665  		v.reset(OpAMD64ADDSS)
  2666  		v0 := b.NewValue0(v_2.Pos, OpAMD64MOVLi2f, typ.Float32)
  2667  		v0.AddArg(y)
  2668  		v.AddArg2(x, v0)
  2669  		return true
  2670  	}
  2671  	return false
  2672  }
  2673  func rewriteValueAMD64_OpAMD64ANDL(v *Value) bool {
  2674  	v_1 := v.Args[1]
  2675  	v_0 := v.Args[0]
  2676  	// match: (ANDL (NOTL (SHLL (MOVLconst [1]) y)) x)
  2677  	// result: (BTRL x y)
  2678  	for {
  2679  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2680  			if v_0.Op != OpAMD64NOTL {
  2681  				continue
  2682  			}
  2683  			v_0_0 := v_0.Args[0]
  2684  			if v_0_0.Op != OpAMD64SHLL {
  2685  				continue
  2686  			}
  2687  			y := v_0_0.Args[1]
  2688  			v_0_0_0 := v_0_0.Args[0]
  2689  			if v_0_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0_0_0.AuxInt) != 1 {
  2690  				continue
  2691  			}
  2692  			x := v_1
  2693  			v.reset(OpAMD64BTRL)
  2694  			v.AddArg2(x, y)
  2695  			return true
  2696  		}
  2697  		break
  2698  	}
  2699  	// match: (ANDL (MOVLconst [c]) x)
  2700  	// cond: isUint32PowerOfTwo(int64(^c)) && uint64(^c) >= 128
  2701  	// result: (BTRLconst [int8(log32(^c))] x)
  2702  	for {
  2703  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2704  			if v_0.Op != OpAMD64MOVLconst {
  2705  				continue
  2706  			}
  2707  			c := auxIntToInt32(v_0.AuxInt)
  2708  			x := v_1
  2709  			if !(isUint32PowerOfTwo(int64(^c)) && uint64(^c) >= 128) {
  2710  				continue
  2711  			}
  2712  			v.reset(OpAMD64BTRLconst)
  2713  			v.AuxInt = int8ToAuxInt(int8(log32(^c)))
  2714  			v.AddArg(x)
  2715  			return true
  2716  		}
  2717  		break
  2718  	}
  2719  	// match: (ANDL x (MOVLconst [c]))
  2720  	// result: (ANDLconst [c] x)
  2721  	for {
  2722  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2723  			x := v_0
  2724  			if v_1.Op != OpAMD64MOVLconst {
  2725  				continue
  2726  			}
  2727  			c := auxIntToInt32(v_1.AuxInt)
  2728  			v.reset(OpAMD64ANDLconst)
  2729  			v.AuxInt = int32ToAuxInt(c)
  2730  			v.AddArg(x)
  2731  			return true
  2732  		}
  2733  		break
  2734  	}
  2735  	// match: (ANDL x x)
  2736  	// result: x
  2737  	for {
  2738  		x := v_0
  2739  		if x != v_1 {
  2740  			break
  2741  		}
  2742  		v.copyOf(x)
  2743  		return true
  2744  	}
  2745  	// match: (ANDL x l:(MOVLload [off] {sym} ptr mem))
  2746  	// cond: canMergeLoadClobber(v, l, x) && clobber(l)
  2747  	// result: (ANDLload x [off] {sym} ptr mem)
  2748  	for {
  2749  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2750  			x := v_0
  2751  			l := v_1
  2752  			if l.Op != OpAMD64MOVLload {
  2753  				continue
  2754  			}
  2755  			off := auxIntToInt32(l.AuxInt)
  2756  			sym := auxToSym(l.Aux)
  2757  			mem := l.Args[1]
  2758  			ptr := l.Args[0]
  2759  			if !(canMergeLoadClobber(v, l, x) && clobber(l)) {
  2760  				continue
  2761  			}
  2762  			v.reset(OpAMD64ANDLload)
  2763  			v.AuxInt = int32ToAuxInt(off)
  2764  			v.Aux = symToAux(sym)
  2765  			v.AddArg3(x, ptr, mem)
  2766  			return true
  2767  		}
  2768  		break
  2769  	}
  2770  	return false
  2771  }
  2772  func rewriteValueAMD64_OpAMD64ANDLconst(v *Value) bool {
  2773  	v_0 := v.Args[0]
  2774  	// match: (ANDLconst [c] x)
  2775  	// cond: isUint32PowerOfTwo(int64(^c)) && uint64(^c) >= 128
  2776  	// result: (BTRLconst [int8(log32(^c))] x)
  2777  	for {
  2778  		c := auxIntToInt32(v.AuxInt)
  2779  		x := v_0
  2780  		if !(isUint32PowerOfTwo(int64(^c)) && uint64(^c) >= 128) {
  2781  			break
  2782  		}
  2783  		v.reset(OpAMD64BTRLconst)
  2784  		v.AuxInt = int8ToAuxInt(int8(log32(^c)))
  2785  		v.AddArg(x)
  2786  		return true
  2787  	}
  2788  	// match: (ANDLconst [c] (ANDLconst [d] x))
  2789  	// result: (ANDLconst [c & d] x)
  2790  	for {
  2791  		c := auxIntToInt32(v.AuxInt)
  2792  		if v_0.Op != OpAMD64ANDLconst {
  2793  			break
  2794  		}
  2795  		d := auxIntToInt32(v_0.AuxInt)
  2796  		x := v_0.Args[0]
  2797  		v.reset(OpAMD64ANDLconst)
  2798  		v.AuxInt = int32ToAuxInt(c & d)
  2799  		v.AddArg(x)
  2800  		return true
  2801  	}
  2802  	// match: (ANDLconst [c] (BTRLconst [d] x))
  2803  	// result: (ANDLconst [c &^ (1<<uint32(d))] x)
  2804  	for {
  2805  		c := auxIntToInt32(v.AuxInt)
  2806  		if v_0.Op != OpAMD64BTRLconst {
  2807  			break
  2808  		}
  2809  		d := auxIntToInt8(v_0.AuxInt)
  2810  		x := v_0.Args[0]
  2811  		v.reset(OpAMD64ANDLconst)
  2812  		v.AuxInt = int32ToAuxInt(c &^ (1 << uint32(d)))
  2813  		v.AddArg(x)
  2814  		return true
  2815  	}
  2816  	// match: (ANDLconst [ 0xFF] x)
  2817  	// result: (MOVBQZX x)
  2818  	for {
  2819  		if auxIntToInt32(v.AuxInt) != 0xFF {
  2820  			break
  2821  		}
  2822  		x := v_0
  2823  		v.reset(OpAMD64MOVBQZX)
  2824  		v.AddArg(x)
  2825  		return true
  2826  	}
  2827  	// match: (ANDLconst [0xFFFF] x)
  2828  	// result: (MOVWQZX x)
  2829  	for {
  2830  		if auxIntToInt32(v.AuxInt) != 0xFFFF {
  2831  			break
  2832  		}
  2833  		x := v_0
  2834  		v.reset(OpAMD64MOVWQZX)
  2835  		v.AddArg(x)
  2836  		return true
  2837  	}
  2838  	// match: (ANDLconst [c] _)
  2839  	// cond: c==0
  2840  	// result: (MOVLconst [0])
  2841  	for {
  2842  		c := auxIntToInt32(v.AuxInt)
  2843  		if !(c == 0) {
  2844  			break
  2845  		}
  2846  		v.reset(OpAMD64MOVLconst)
  2847  		v.AuxInt = int32ToAuxInt(0)
  2848  		return true
  2849  	}
  2850  	// match: (ANDLconst [c] x)
  2851  	// cond: c==-1
  2852  	// result: x
  2853  	for {
  2854  		c := auxIntToInt32(v.AuxInt)
  2855  		x := v_0
  2856  		if !(c == -1) {
  2857  			break
  2858  		}
  2859  		v.copyOf(x)
  2860  		return true
  2861  	}
  2862  	// match: (ANDLconst [c] (MOVLconst [d]))
  2863  	// result: (MOVLconst [c&d])
  2864  	for {
  2865  		c := auxIntToInt32(v.AuxInt)
  2866  		if v_0.Op != OpAMD64MOVLconst {
  2867  			break
  2868  		}
  2869  		d := auxIntToInt32(v_0.AuxInt)
  2870  		v.reset(OpAMD64MOVLconst)
  2871  		v.AuxInt = int32ToAuxInt(c & d)
  2872  		return true
  2873  	}
  2874  	return false
  2875  }
  2876  func rewriteValueAMD64_OpAMD64ANDLconstmodify(v *Value) bool {
  2877  	v_1 := v.Args[1]
  2878  	v_0 := v.Args[0]
  2879  	// match: (ANDLconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  2880  	// cond: ValAndOff(valoff1).canAdd32(off2)
  2881  	// result: (ANDLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  2882  	for {
  2883  		valoff1 := auxIntToValAndOff(v.AuxInt)
  2884  		sym := auxToSym(v.Aux)
  2885  		if v_0.Op != OpAMD64ADDQconst {
  2886  			break
  2887  		}
  2888  		off2 := auxIntToInt32(v_0.AuxInt)
  2889  		base := v_0.Args[0]
  2890  		mem := v_1
  2891  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  2892  			break
  2893  		}
  2894  		v.reset(OpAMD64ANDLconstmodify)
  2895  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  2896  		v.Aux = symToAux(sym)
  2897  		v.AddArg2(base, mem)
  2898  		return true
  2899  	}
  2900  	// match: (ANDLconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  2901  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  2902  	// result: (ANDLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  2903  	for {
  2904  		valoff1 := auxIntToValAndOff(v.AuxInt)
  2905  		sym1 := auxToSym(v.Aux)
  2906  		if v_0.Op != OpAMD64LEAQ {
  2907  			break
  2908  		}
  2909  		off2 := auxIntToInt32(v_0.AuxInt)
  2910  		sym2 := auxToSym(v_0.Aux)
  2911  		base := v_0.Args[0]
  2912  		mem := v_1
  2913  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  2914  			break
  2915  		}
  2916  		v.reset(OpAMD64ANDLconstmodify)
  2917  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  2918  		v.Aux = symToAux(mergeSym(sym1, sym2))
  2919  		v.AddArg2(base, mem)
  2920  		return true
  2921  	}
  2922  	return false
  2923  }
  2924  func rewriteValueAMD64_OpAMD64ANDLload(v *Value) bool {
  2925  	v_2 := v.Args[2]
  2926  	v_1 := v.Args[1]
  2927  	v_0 := v.Args[0]
  2928  	b := v.Block
  2929  	typ := &b.Func.Config.Types
  2930  	// match: (ANDLload [off1] {sym} val (ADDQconst [off2] base) mem)
  2931  	// cond: is32Bit(int64(off1)+int64(off2))
  2932  	// result: (ANDLload [off1+off2] {sym} val base mem)
  2933  	for {
  2934  		off1 := auxIntToInt32(v.AuxInt)
  2935  		sym := auxToSym(v.Aux)
  2936  		val := v_0
  2937  		if v_1.Op != OpAMD64ADDQconst {
  2938  			break
  2939  		}
  2940  		off2 := auxIntToInt32(v_1.AuxInt)
  2941  		base := v_1.Args[0]
  2942  		mem := v_2
  2943  		if !(is32Bit(int64(off1) + int64(off2))) {
  2944  			break
  2945  		}
  2946  		v.reset(OpAMD64ANDLload)
  2947  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2948  		v.Aux = symToAux(sym)
  2949  		v.AddArg3(val, base, mem)
  2950  		return true
  2951  	}
  2952  	// match: (ANDLload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem)
  2953  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  2954  	// result: (ANDLload [off1+off2] {mergeSym(sym1,sym2)} val base mem)
  2955  	for {
  2956  		off1 := auxIntToInt32(v.AuxInt)
  2957  		sym1 := auxToSym(v.Aux)
  2958  		val := v_0
  2959  		if v_1.Op != OpAMD64LEAQ {
  2960  			break
  2961  		}
  2962  		off2 := auxIntToInt32(v_1.AuxInt)
  2963  		sym2 := auxToSym(v_1.Aux)
  2964  		base := v_1.Args[0]
  2965  		mem := v_2
  2966  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  2967  			break
  2968  		}
  2969  		v.reset(OpAMD64ANDLload)
  2970  		v.AuxInt = int32ToAuxInt(off1 + off2)
  2971  		v.Aux = symToAux(mergeSym(sym1, sym2))
  2972  		v.AddArg3(val, base, mem)
  2973  		return true
  2974  	}
  2975  	// match: (ANDLload x [off] {sym} ptr (MOVSSstore [off] {sym} ptr y _))
  2976  	// result: (ANDL x (MOVLf2i y))
  2977  	for {
  2978  		off := auxIntToInt32(v.AuxInt)
  2979  		sym := auxToSym(v.Aux)
  2980  		x := v_0
  2981  		ptr := v_1
  2982  		if v_2.Op != OpAMD64MOVSSstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym {
  2983  			break
  2984  		}
  2985  		y := v_2.Args[1]
  2986  		if ptr != v_2.Args[0] {
  2987  			break
  2988  		}
  2989  		v.reset(OpAMD64ANDL)
  2990  		v0 := b.NewValue0(v_2.Pos, OpAMD64MOVLf2i, typ.UInt32)
  2991  		v0.AddArg(y)
  2992  		v.AddArg2(x, v0)
  2993  		return true
  2994  	}
  2995  	return false
  2996  }
  2997  func rewriteValueAMD64_OpAMD64ANDLmodify(v *Value) bool {
  2998  	v_2 := v.Args[2]
  2999  	v_1 := v.Args[1]
  3000  	v_0 := v.Args[0]
  3001  	b := v.Block
  3002  	// match: (ANDLmodify [off] {sym} ptr (NOTL s:(SHLL (MOVLconst [1]) <t> x)) mem)
  3003  	// result: (BTRLmodify [off] {sym} ptr (ANDLconst <t> [31] x) mem)
  3004  	for {
  3005  		off := auxIntToInt32(v.AuxInt)
  3006  		sym := auxToSym(v.Aux)
  3007  		ptr := v_0
  3008  		if v_1.Op != OpAMD64NOTL {
  3009  			break
  3010  		}
  3011  		s := v_1.Args[0]
  3012  		if s.Op != OpAMD64SHLL {
  3013  			break
  3014  		}
  3015  		t := s.Type
  3016  		x := s.Args[1]
  3017  		s_0 := s.Args[0]
  3018  		if s_0.Op != OpAMD64MOVLconst || auxIntToInt32(s_0.AuxInt) != 1 {
  3019  			break
  3020  		}
  3021  		mem := v_2
  3022  		v.reset(OpAMD64BTRLmodify)
  3023  		v.AuxInt = int32ToAuxInt(off)
  3024  		v.Aux = symToAux(sym)
  3025  		v0 := b.NewValue0(v.Pos, OpAMD64ANDLconst, t)
  3026  		v0.AuxInt = int32ToAuxInt(31)
  3027  		v0.AddArg(x)
  3028  		v.AddArg3(ptr, v0, mem)
  3029  		return true
  3030  	}
  3031  	// match: (ANDLmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  3032  	// cond: is32Bit(int64(off1)+int64(off2))
  3033  	// result: (ANDLmodify [off1+off2] {sym} base val mem)
  3034  	for {
  3035  		off1 := auxIntToInt32(v.AuxInt)
  3036  		sym := auxToSym(v.Aux)
  3037  		if v_0.Op != OpAMD64ADDQconst {
  3038  			break
  3039  		}
  3040  		off2 := auxIntToInt32(v_0.AuxInt)
  3041  		base := v_0.Args[0]
  3042  		val := v_1
  3043  		mem := v_2
  3044  		if !(is32Bit(int64(off1) + int64(off2))) {
  3045  			break
  3046  		}
  3047  		v.reset(OpAMD64ANDLmodify)
  3048  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3049  		v.Aux = symToAux(sym)
  3050  		v.AddArg3(base, val, mem)
  3051  		return true
  3052  	}
  3053  	// match: (ANDLmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  3054  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  3055  	// result: (ANDLmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  3056  	for {
  3057  		off1 := auxIntToInt32(v.AuxInt)
  3058  		sym1 := auxToSym(v.Aux)
  3059  		if v_0.Op != OpAMD64LEAQ {
  3060  			break
  3061  		}
  3062  		off2 := auxIntToInt32(v_0.AuxInt)
  3063  		sym2 := auxToSym(v_0.Aux)
  3064  		base := v_0.Args[0]
  3065  		val := v_1
  3066  		mem := v_2
  3067  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  3068  			break
  3069  		}
  3070  		v.reset(OpAMD64ANDLmodify)
  3071  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3072  		v.Aux = symToAux(mergeSym(sym1, sym2))
  3073  		v.AddArg3(base, val, mem)
  3074  		return true
  3075  	}
  3076  	return false
  3077  }
  3078  func rewriteValueAMD64_OpAMD64ANDQ(v *Value) bool {
  3079  	v_1 := v.Args[1]
  3080  	v_0 := v.Args[0]
  3081  	// match: (ANDQ (NOTQ (SHLQ (MOVQconst [1]) y)) x)
  3082  	// result: (BTRQ x y)
  3083  	for {
  3084  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  3085  			if v_0.Op != OpAMD64NOTQ {
  3086  				continue
  3087  			}
  3088  			v_0_0 := v_0.Args[0]
  3089  			if v_0_0.Op != OpAMD64SHLQ {
  3090  				continue
  3091  			}
  3092  			y := v_0_0.Args[1]
  3093  			v_0_0_0 := v_0_0.Args[0]
  3094  			if v_0_0_0.Op != OpAMD64MOVQconst || auxIntToInt64(v_0_0_0.AuxInt) != 1 {
  3095  				continue
  3096  			}
  3097  			x := v_1
  3098  			v.reset(OpAMD64BTRQ)
  3099  			v.AddArg2(x, y)
  3100  			return true
  3101  		}
  3102  		break
  3103  	}
  3104  	// match: (ANDQ (MOVQconst [c]) x)
  3105  	// cond: isUint64PowerOfTwo(^c) && uint64(^c) >= 128
  3106  	// result: (BTRQconst [int8(log64(^c))] x)
  3107  	for {
  3108  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  3109  			if v_0.Op != OpAMD64MOVQconst {
  3110  				continue
  3111  			}
  3112  			c := auxIntToInt64(v_0.AuxInt)
  3113  			x := v_1
  3114  			if !(isUint64PowerOfTwo(^c) && uint64(^c) >= 128) {
  3115  				continue
  3116  			}
  3117  			v.reset(OpAMD64BTRQconst)
  3118  			v.AuxInt = int8ToAuxInt(int8(log64(^c)))
  3119  			v.AddArg(x)
  3120  			return true
  3121  		}
  3122  		break
  3123  	}
  3124  	// match: (ANDQ x (MOVQconst [c]))
  3125  	// cond: is32Bit(c)
  3126  	// result: (ANDQconst [int32(c)] x)
  3127  	for {
  3128  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  3129  			x := v_0
  3130  			if v_1.Op != OpAMD64MOVQconst {
  3131  				continue
  3132  			}
  3133  			c := auxIntToInt64(v_1.AuxInt)
  3134  			if !(is32Bit(c)) {
  3135  				continue
  3136  			}
  3137  			v.reset(OpAMD64ANDQconst)
  3138  			v.AuxInt = int32ToAuxInt(int32(c))
  3139  			v.AddArg(x)
  3140  			return true
  3141  		}
  3142  		break
  3143  	}
  3144  	// match: (ANDQ x x)
  3145  	// result: x
  3146  	for {
  3147  		x := v_0
  3148  		if x != v_1 {
  3149  			break
  3150  		}
  3151  		v.copyOf(x)
  3152  		return true
  3153  	}
  3154  	// match: (ANDQ x l:(MOVQload [off] {sym} ptr mem))
  3155  	// cond: canMergeLoadClobber(v, l, x) && clobber(l)
  3156  	// result: (ANDQload x [off] {sym} ptr mem)
  3157  	for {
  3158  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  3159  			x := v_0
  3160  			l := v_1
  3161  			if l.Op != OpAMD64MOVQload {
  3162  				continue
  3163  			}
  3164  			off := auxIntToInt32(l.AuxInt)
  3165  			sym := auxToSym(l.Aux)
  3166  			mem := l.Args[1]
  3167  			ptr := l.Args[0]
  3168  			if !(canMergeLoadClobber(v, l, x) && clobber(l)) {
  3169  				continue
  3170  			}
  3171  			v.reset(OpAMD64ANDQload)
  3172  			v.AuxInt = int32ToAuxInt(off)
  3173  			v.Aux = symToAux(sym)
  3174  			v.AddArg3(x, ptr, mem)
  3175  			return true
  3176  		}
  3177  		break
  3178  	}
  3179  	return false
  3180  }
  3181  func rewriteValueAMD64_OpAMD64ANDQconst(v *Value) bool {
  3182  	v_0 := v.Args[0]
  3183  	// match: (ANDQconst [c] x)
  3184  	// cond: isUint64PowerOfTwo(int64(^c)) && uint64(^c) >= 128
  3185  	// result: (BTRQconst [int8(log32(^c))] x)
  3186  	for {
  3187  		c := auxIntToInt32(v.AuxInt)
  3188  		x := v_0
  3189  		if !(isUint64PowerOfTwo(int64(^c)) && uint64(^c) >= 128) {
  3190  			break
  3191  		}
  3192  		v.reset(OpAMD64BTRQconst)
  3193  		v.AuxInt = int8ToAuxInt(int8(log32(^c)))
  3194  		v.AddArg(x)
  3195  		return true
  3196  	}
  3197  	// match: (ANDQconst [c] (ANDQconst [d] x))
  3198  	// result: (ANDQconst [c & d] x)
  3199  	for {
  3200  		c := auxIntToInt32(v.AuxInt)
  3201  		if v_0.Op != OpAMD64ANDQconst {
  3202  			break
  3203  		}
  3204  		d := auxIntToInt32(v_0.AuxInt)
  3205  		x := v_0.Args[0]
  3206  		v.reset(OpAMD64ANDQconst)
  3207  		v.AuxInt = int32ToAuxInt(c & d)
  3208  		v.AddArg(x)
  3209  		return true
  3210  	}
  3211  	// match: (ANDQconst [c] (BTRQconst [d] x))
  3212  	// cond: is32Bit(int64(c) &^ (1<<uint32(d)))
  3213  	// result: (ANDQconst [c &^ (1<<uint32(d))] x)
  3214  	for {
  3215  		c := auxIntToInt32(v.AuxInt)
  3216  		if v_0.Op != OpAMD64BTRQconst {
  3217  			break
  3218  		}
  3219  		d := auxIntToInt8(v_0.AuxInt)
  3220  		x := v_0.Args[0]
  3221  		if !(is32Bit(int64(c) &^ (1 << uint32(d)))) {
  3222  			break
  3223  		}
  3224  		v.reset(OpAMD64ANDQconst)
  3225  		v.AuxInt = int32ToAuxInt(c &^ (1 << uint32(d)))
  3226  		v.AddArg(x)
  3227  		return true
  3228  	}
  3229  	// match: (ANDQconst [ 0xFF] x)
  3230  	// result: (MOVBQZX x)
  3231  	for {
  3232  		if auxIntToInt32(v.AuxInt) != 0xFF {
  3233  			break
  3234  		}
  3235  		x := v_0
  3236  		v.reset(OpAMD64MOVBQZX)
  3237  		v.AddArg(x)
  3238  		return true
  3239  	}
  3240  	// match: (ANDQconst [0xFFFF] x)
  3241  	// result: (MOVWQZX x)
  3242  	for {
  3243  		if auxIntToInt32(v.AuxInt) != 0xFFFF {
  3244  			break
  3245  		}
  3246  		x := v_0
  3247  		v.reset(OpAMD64MOVWQZX)
  3248  		v.AddArg(x)
  3249  		return true
  3250  	}
  3251  	// match: (ANDQconst [0] _)
  3252  	// result: (MOVQconst [0])
  3253  	for {
  3254  		if auxIntToInt32(v.AuxInt) != 0 {
  3255  			break
  3256  		}
  3257  		v.reset(OpAMD64MOVQconst)
  3258  		v.AuxInt = int64ToAuxInt(0)
  3259  		return true
  3260  	}
  3261  	// match: (ANDQconst [-1] x)
  3262  	// result: x
  3263  	for {
  3264  		if auxIntToInt32(v.AuxInt) != -1 {
  3265  			break
  3266  		}
  3267  		x := v_0
  3268  		v.copyOf(x)
  3269  		return true
  3270  	}
  3271  	// match: (ANDQconst [c] (MOVQconst [d]))
  3272  	// result: (MOVQconst [int64(c)&d])
  3273  	for {
  3274  		c := auxIntToInt32(v.AuxInt)
  3275  		if v_0.Op != OpAMD64MOVQconst {
  3276  			break
  3277  		}
  3278  		d := auxIntToInt64(v_0.AuxInt)
  3279  		v.reset(OpAMD64MOVQconst)
  3280  		v.AuxInt = int64ToAuxInt(int64(c) & d)
  3281  		return true
  3282  	}
  3283  	return false
  3284  }
  3285  func rewriteValueAMD64_OpAMD64ANDQconstmodify(v *Value) bool {
  3286  	v_1 := v.Args[1]
  3287  	v_0 := v.Args[0]
  3288  	// match: (ANDQconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  3289  	// cond: ValAndOff(valoff1).canAdd32(off2)
  3290  	// result: (ANDQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  3291  	for {
  3292  		valoff1 := auxIntToValAndOff(v.AuxInt)
  3293  		sym := auxToSym(v.Aux)
  3294  		if v_0.Op != OpAMD64ADDQconst {
  3295  			break
  3296  		}
  3297  		off2 := auxIntToInt32(v_0.AuxInt)
  3298  		base := v_0.Args[0]
  3299  		mem := v_1
  3300  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  3301  			break
  3302  		}
  3303  		v.reset(OpAMD64ANDQconstmodify)
  3304  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  3305  		v.Aux = symToAux(sym)
  3306  		v.AddArg2(base, mem)
  3307  		return true
  3308  	}
  3309  	// match: (ANDQconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  3310  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  3311  	// result: (ANDQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  3312  	for {
  3313  		valoff1 := auxIntToValAndOff(v.AuxInt)
  3314  		sym1 := auxToSym(v.Aux)
  3315  		if v_0.Op != OpAMD64LEAQ {
  3316  			break
  3317  		}
  3318  		off2 := auxIntToInt32(v_0.AuxInt)
  3319  		sym2 := auxToSym(v_0.Aux)
  3320  		base := v_0.Args[0]
  3321  		mem := v_1
  3322  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  3323  			break
  3324  		}
  3325  		v.reset(OpAMD64ANDQconstmodify)
  3326  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  3327  		v.Aux = symToAux(mergeSym(sym1, sym2))
  3328  		v.AddArg2(base, mem)
  3329  		return true
  3330  	}
  3331  	return false
  3332  }
  3333  func rewriteValueAMD64_OpAMD64ANDQload(v *Value) bool {
  3334  	v_2 := v.Args[2]
  3335  	v_1 := v.Args[1]
  3336  	v_0 := v.Args[0]
  3337  	b := v.Block
  3338  	typ := &b.Func.Config.Types
  3339  	// match: (ANDQload [off1] {sym} val (ADDQconst [off2] base) mem)
  3340  	// cond: is32Bit(int64(off1)+int64(off2))
  3341  	// result: (ANDQload [off1+off2] {sym} val base mem)
  3342  	for {
  3343  		off1 := auxIntToInt32(v.AuxInt)
  3344  		sym := auxToSym(v.Aux)
  3345  		val := v_0
  3346  		if v_1.Op != OpAMD64ADDQconst {
  3347  			break
  3348  		}
  3349  		off2 := auxIntToInt32(v_1.AuxInt)
  3350  		base := v_1.Args[0]
  3351  		mem := v_2
  3352  		if !(is32Bit(int64(off1) + int64(off2))) {
  3353  			break
  3354  		}
  3355  		v.reset(OpAMD64ANDQload)
  3356  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3357  		v.Aux = symToAux(sym)
  3358  		v.AddArg3(val, base, mem)
  3359  		return true
  3360  	}
  3361  	// match: (ANDQload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem)
  3362  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  3363  	// result: (ANDQload [off1+off2] {mergeSym(sym1,sym2)} val base mem)
  3364  	for {
  3365  		off1 := auxIntToInt32(v.AuxInt)
  3366  		sym1 := auxToSym(v.Aux)
  3367  		val := v_0
  3368  		if v_1.Op != OpAMD64LEAQ {
  3369  			break
  3370  		}
  3371  		off2 := auxIntToInt32(v_1.AuxInt)
  3372  		sym2 := auxToSym(v_1.Aux)
  3373  		base := v_1.Args[0]
  3374  		mem := v_2
  3375  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  3376  			break
  3377  		}
  3378  		v.reset(OpAMD64ANDQload)
  3379  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3380  		v.Aux = symToAux(mergeSym(sym1, sym2))
  3381  		v.AddArg3(val, base, mem)
  3382  		return true
  3383  	}
  3384  	// match: (ANDQload x [off] {sym} ptr (MOVSDstore [off] {sym} ptr y _))
  3385  	// result: (ANDQ x (MOVQf2i y))
  3386  	for {
  3387  		off := auxIntToInt32(v.AuxInt)
  3388  		sym := auxToSym(v.Aux)
  3389  		x := v_0
  3390  		ptr := v_1
  3391  		if v_2.Op != OpAMD64MOVSDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym {
  3392  			break
  3393  		}
  3394  		y := v_2.Args[1]
  3395  		if ptr != v_2.Args[0] {
  3396  			break
  3397  		}
  3398  		v.reset(OpAMD64ANDQ)
  3399  		v0 := b.NewValue0(v_2.Pos, OpAMD64MOVQf2i, typ.UInt64)
  3400  		v0.AddArg(y)
  3401  		v.AddArg2(x, v0)
  3402  		return true
  3403  	}
  3404  	return false
  3405  }
  3406  func rewriteValueAMD64_OpAMD64ANDQmodify(v *Value) bool {
  3407  	v_2 := v.Args[2]
  3408  	v_1 := v.Args[1]
  3409  	v_0 := v.Args[0]
  3410  	b := v.Block
  3411  	// match: (ANDQmodify [off] {sym} ptr (NOTQ s:(SHLQ (MOVQconst [1]) <t> x)) mem)
  3412  	// result: (BTRQmodify [off] {sym} ptr (ANDQconst <t> [63] x) mem)
  3413  	for {
  3414  		off := auxIntToInt32(v.AuxInt)
  3415  		sym := auxToSym(v.Aux)
  3416  		ptr := v_0
  3417  		if v_1.Op != OpAMD64NOTQ {
  3418  			break
  3419  		}
  3420  		s := v_1.Args[0]
  3421  		if s.Op != OpAMD64SHLQ {
  3422  			break
  3423  		}
  3424  		t := s.Type
  3425  		x := s.Args[1]
  3426  		s_0 := s.Args[0]
  3427  		if s_0.Op != OpAMD64MOVQconst || auxIntToInt64(s_0.AuxInt) != 1 {
  3428  			break
  3429  		}
  3430  		mem := v_2
  3431  		v.reset(OpAMD64BTRQmodify)
  3432  		v.AuxInt = int32ToAuxInt(off)
  3433  		v.Aux = symToAux(sym)
  3434  		v0 := b.NewValue0(v.Pos, OpAMD64ANDQconst, t)
  3435  		v0.AuxInt = int32ToAuxInt(63)
  3436  		v0.AddArg(x)
  3437  		v.AddArg3(ptr, v0, mem)
  3438  		return true
  3439  	}
  3440  	// match: (ANDQmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  3441  	// cond: is32Bit(int64(off1)+int64(off2))
  3442  	// result: (ANDQmodify [off1+off2] {sym} base val mem)
  3443  	for {
  3444  		off1 := auxIntToInt32(v.AuxInt)
  3445  		sym := auxToSym(v.Aux)
  3446  		if v_0.Op != OpAMD64ADDQconst {
  3447  			break
  3448  		}
  3449  		off2 := auxIntToInt32(v_0.AuxInt)
  3450  		base := v_0.Args[0]
  3451  		val := v_1
  3452  		mem := v_2
  3453  		if !(is32Bit(int64(off1) + int64(off2))) {
  3454  			break
  3455  		}
  3456  		v.reset(OpAMD64ANDQmodify)
  3457  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3458  		v.Aux = symToAux(sym)
  3459  		v.AddArg3(base, val, mem)
  3460  		return true
  3461  	}
  3462  	// match: (ANDQmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  3463  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  3464  	// result: (ANDQmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  3465  	for {
  3466  		off1 := auxIntToInt32(v.AuxInt)
  3467  		sym1 := auxToSym(v.Aux)
  3468  		if v_0.Op != OpAMD64LEAQ {
  3469  			break
  3470  		}
  3471  		off2 := auxIntToInt32(v_0.AuxInt)
  3472  		sym2 := auxToSym(v_0.Aux)
  3473  		base := v_0.Args[0]
  3474  		val := v_1
  3475  		mem := v_2
  3476  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  3477  			break
  3478  		}
  3479  		v.reset(OpAMD64ANDQmodify)
  3480  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3481  		v.Aux = symToAux(mergeSym(sym1, sym2))
  3482  		v.AddArg3(base, val, mem)
  3483  		return true
  3484  	}
  3485  	return false
  3486  }
  3487  func rewriteValueAMD64_OpAMD64BSFQ(v *Value) bool {
  3488  	v_0 := v.Args[0]
  3489  	b := v.Block
  3490  	// match: (BSFQ (ORQconst <t> [1<<8] (MOVBQZX x)))
  3491  	// result: (BSFQ (ORQconst <t> [1<<8] x))
  3492  	for {
  3493  		if v_0.Op != OpAMD64ORQconst {
  3494  			break
  3495  		}
  3496  		t := v_0.Type
  3497  		if auxIntToInt32(v_0.AuxInt) != 1<<8 {
  3498  			break
  3499  		}
  3500  		v_0_0 := v_0.Args[0]
  3501  		if v_0_0.Op != OpAMD64MOVBQZX {
  3502  			break
  3503  		}
  3504  		x := v_0_0.Args[0]
  3505  		v.reset(OpAMD64BSFQ)
  3506  		v0 := b.NewValue0(v.Pos, OpAMD64ORQconst, t)
  3507  		v0.AuxInt = int32ToAuxInt(1 << 8)
  3508  		v0.AddArg(x)
  3509  		v.AddArg(v0)
  3510  		return true
  3511  	}
  3512  	// match: (BSFQ (ORQconst <t> [1<<16] (MOVWQZX x)))
  3513  	// result: (BSFQ (ORQconst <t> [1<<16] x))
  3514  	for {
  3515  		if v_0.Op != OpAMD64ORQconst {
  3516  			break
  3517  		}
  3518  		t := v_0.Type
  3519  		if auxIntToInt32(v_0.AuxInt) != 1<<16 {
  3520  			break
  3521  		}
  3522  		v_0_0 := v_0.Args[0]
  3523  		if v_0_0.Op != OpAMD64MOVWQZX {
  3524  			break
  3525  		}
  3526  		x := v_0_0.Args[0]
  3527  		v.reset(OpAMD64BSFQ)
  3528  		v0 := b.NewValue0(v.Pos, OpAMD64ORQconst, t)
  3529  		v0.AuxInt = int32ToAuxInt(1 << 16)
  3530  		v0.AddArg(x)
  3531  		v.AddArg(v0)
  3532  		return true
  3533  	}
  3534  	return false
  3535  }
  3536  func rewriteValueAMD64_OpAMD64BTCLconst(v *Value) bool {
  3537  	v_0 := v.Args[0]
  3538  	// match: (BTCLconst [c] (XORLconst [d] x))
  3539  	// result: (XORLconst [d ^ 1<<uint32(c)] x)
  3540  	for {
  3541  		c := auxIntToInt8(v.AuxInt)
  3542  		if v_0.Op != OpAMD64XORLconst {
  3543  			break
  3544  		}
  3545  		d := auxIntToInt32(v_0.AuxInt)
  3546  		x := v_0.Args[0]
  3547  		v.reset(OpAMD64XORLconst)
  3548  		v.AuxInt = int32ToAuxInt(d ^ 1<<uint32(c))
  3549  		v.AddArg(x)
  3550  		return true
  3551  	}
  3552  	// match: (BTCLconst [c] (BTCLconst [d] x))
  3553  	// result: (XORLconst [1<<uint32(c) | 1<<uint32(d)] x)
  3554  	for {
  3555  		c := auxIntToInt8(v.AuxInt)
  3556  		if v_0.Op != OpAMD64BTCLconst {
  3557  			break
  3558  		}
  3559  		d := auxIntToInt8(v_0.AuxInt)
  3560  		x := v_0.Args[0]
  3561  		v.reset(OpAMD64XORLconst)
  3562  		v.AuxInt = int32ToAuxInt(1<<uint32(c) | 1<<uint32(d))
  3563  		v.AddArg(x)
  3564  		return true
  3565  	}
  3566  	// match: (BTCLconst [c] (MOVLconst [d]))
  3567  	// result: (MOVLconst [d^(1<<uint32(c))])
  3568  	for {
  3569  		c := auxIntToInt8(v.AuxInt)
  3570  		if v_0.Op != OpAMD64MOVLconst {
  3571  			break
  3572  		}
  3573  		d := auxIntToInt32(v_0.AuxInt)
  3574  		v.reset(OpAMD64MOVLconst)
  3575  		v.AuxInt = int32ToAuxInt(d ^ (1 << uint32(c)))
  3576  		return true
  3577  	}
  3578  	return false
  3579  }
  3580  func rewriteValueAMD64_OpAMD64BTCLconstmodify(v *Value) bool {
  3581  	v_1 := v.Args[1]
  3582  	v_0 := v.Args[0]
  3583  	// match: (BTCLconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  3584  	// cond: ValAndOff(valoff1).canAdd32(off2)
  3585  	// result: (BTCLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  3586  	for {
  3587  		valoff1 := auxIntToValAndOff(v.AuxInt)
  3588  		sym := auxToSym(v.Aux)
  3589  		if v_0.Op != OpAMD64ADDQconst {
  3590  			break
  3591  		}
  3592  		off2 := auxIntToInt32(v_0.AuxInt)
  3593  		base := v_0.Args[0]
  3594  		mem := v_1
  3595  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  3596  			break
  3597  		}
  3598  		v.reset(OpAMD64BTCLconstmodify)
  3599  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  3600  		v.Aux = symToAux(sym)
  3601  		v.AddArg2(base, mem)
  3602  		return true
  3603  	}
  3604  	// match: (BTCLconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  3605  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  3606  	// result: (BTCLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  3607  	for {
  3608  		valoff1 := auxIntToValAndOff(v.AuxInt)
  3609  		sym1 := auxToSym(v.Aux)
  3610  		if v_0.Op != OpAMD64LEAQ {
  3611  			break
  3612  		}
  3613  		off2 := auxIntToInt32(v_0.AuxInt)
  3614  		sym2 := auxToSym(v_0.Aux)
  3615  		base := v_0.Args[0]
  3616  		mem := v_1
  3617  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  3618  			break
  3619  		}
  3620  		v.reset(OpAMD64BTCLconstmodify)
  3621  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  3622  		v.Aux = symToAux(mergeSym(sym1, sym2))
  3623  		v.AddArg2(base, mem)
  3624  		return true
  3625  	}
  3626  	return false
  3627  }
  3628  func rewriteValueAMD64_OpAMD64BTCLmodify(v *Value) bool {
  3629  	v_2 := v.Args[2]
  3630  	v_1 := v.Args[1]
  3631  	v_0 := v.Args[0]
  3632  	// match: (BTCLmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  3633  	// cond: is32Bit(int64(off1)+int64(off2))
  3634  	// result: (BTCLmodify [off1+off2] {sym} base val mem)
  3635  	for {
  3636  		off1 := auxIntToInt32(v.AuxInt)
  3637  		sym := auxToSym(v.Aux)
  3638  		if v_0.Op != OpAMD64ADDQconst {
  3639  			break
  3640  		}
  3641  		off2 := auxIntToInt32(v_0.AuxInt)
  3642  		base := v_0.Args[0]
  3643  		val := v_1
  3644  		mem := v_2
  3645  		if !(is32Bit(int64(off1) + int64(off2))) {
  3646  			break
  3647  		}
  3648  		v.reset(OpAMD64BTCLmodify)
  3649  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3650  		v.Aux = symToAux(sym)
  3651  		v.AddArg3(base, val, mem)
  3652  		return true
  3653  	}
  3654  	// match: (BTCLmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  3655  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  3656  	// result: (BTCLmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  3657  	for {
  3658  		off1 := auxIntToInt32(v.AuxInt)
  3659  		sym1 := auxToSym(v.Aux)
  3660  		if v_0.Op != OpAMD64LEAQ {
  3661  			break
  3662  		}
  3663  		off2 := auxIntToInt32(v_0.AuxInt)
  3664  		sym2 := auxToSym(v_0.Aux)
  3665  		base := v_0.Args[0]
  3666  		val := v_1
  3667  		mem := v_2
  3668  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  3669  			break
  3670  		}
  3671  		v.reset(OpAMD64BTCLmodify)
  3672  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3673  		v.Aux = symToAux(mergeSym(sym1, sym2))
  3674  		v.AddArg3(base, val, mem)
  3675  		return true
  3676  	}
  3677  	return false
  3678  }
  3679  func rewriteValueAMD64_OpAMD64BTCQconst(v *Value) bool {
  3680  	v_0 := v.Args[0]
  3681  	// match: (BTCQconst [c] (XORQconst [d] x))
  3682  	// cond: is32Bit(int64(d) ^ 1<<uint32(c))
  3683  	// result: (XORQconst [d ^ 1<<uint32(c)] x)
  3684  	for {
  3685  		c := auxIntToInt8(v.AuxInt)
  3686  		if v_0.Op != OpAMD64XORQconst {
  3687  			break
  3688  		}
  3689  		d := auxIntToInt32(v_0.AuxInt)
  3690  		x := v_0.Args[0]
  3691  		if !(is32Bit(int64(d) ^ 1<<uint32(c))) {
  3692  			break
  3693  		}
  3694  		v.reset(OpAMD64XORQconst)
  3695  		v.AuxInt = int32ToAuxInt(d ^ 1<<uint32(c))
  3696  		v.AddArg(x)
  3697  		return true
  3698  	}
  3699  	// match: (BTCQconst [c] (BTCQconst [d] x))
  3700  	// cond: is32Bit(1<<uint32(c) ^ 1<<uint32(d))
  3701  	// result: (XORQconst [1<<uint32(c) ^ 1<<uint32(d)] x)
  3702  	for {
  3703  		c := auxIntToInt8(v.AuxInt)
  3704  		if v_0.Op != OpAMD64BTCQconst {
  3705  			break
  3706  		}
  3707  		d := auxIntToInt8(v_0.AuxInt)
  3708  		x := v_0.Args[0]
  3709  		if !(is32Bit(1<<uint32(c) ^ 1<<uint32(d))) {
  3710  			break
  3711  		}
  3712  		v.reset(OpAMD64XORQconst)
  3713  		v.AuxInt = int32ToAuxInt(1<<uint32(c) ^ 1<<uint32(d))
  3714  		v.AddArg(x)
  3715  		return true
  3716  	}
  3717  	// match: (BTCQconst [c] (MOVQconst [d]))
  3718  	// result: (MOVQconst [d^(1<<uint32(c))])
  3719  	for {
  3720  		c := auxIntToInt8(v.AuxInt)
  3721  		if v_0.Op != OpAMD64MOVQconst {
  3722  			break
  3723  		}
  3724  		d := auxIntToInt64(v_0.AuxInt)
  3725  		v.reset(OpAMD64MOVQconst)
  3726  		v.AuxInt = int64ToAuxInt(d ^ (1 << uint32(c)))
  3727  		return true
  3728  	}
  3729  	return false
  3730  }
  3731  func rewriteValueAMD64_OpAMD64BTCQconstmodify(v *Value) bool {
  3732  	v_1 := v.Args[1]
  3733  	v_0 := v.Args[0]
  3734  	// match: (BTCQconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  3735  	// cond: ValAndOff(valoff1).canAdd32(off2)
  3736  	// result: (BTCQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  3737  	for {
  3738  		valoff1 := auxIntToValAndOff(v.AuxInt)
  3739  		sym := auxToSym(v.Aux)
  3740  		if v_0.Op != OpAMD64ADDQconst {
  3741  			break
  3742  		}
  3743  		off2 := auxIntToInt32(v_0.AuxInt)
  3744  		base := v_0.Args[0]
  3745  		mem := v_1
  3746  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  3747  			break
  3748  		}
  3749  		v.reset(OpAMD64BTCQconstmodify)
  3750  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  3751  		v.Aux = symToAux(sym)
  3752  		v.AddArg2(base, mem)
  3753  		return true
  3754  	}
  3755  	// match: (BTCQconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  3756  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  3757  	// result: (BTCQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  3758  	for {
  3759  		valoff1 := auxIntToValAndOff(v.AuxInt)
  3760  		sym1 := auxToSym(v.Aux)
  3761  		if v_0.Op != OpAMD64LEAQ {
  3762  			break
  3763  		}
  3764  		off2 := auxIntToInt32(v_0.AuxInt)
  3765  		sym2 := auxToSym(v_0.Aux)
  3766  		base := v_0.Args[0]
  3767  		mem := v_1
  3768  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  3769  			break
  3770  		}
  3771  		v.reset(OpAMD64BTCQconstmodify)
  3772  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  3773  		v.Aux = symToAux(mergeSym(sym1, sym2))
  3774  		v.AddArg2(base, mem)
  3775  		return true
  3776  	}
  3777  	return false
  3778  }
  3779  func rewriteValueAMD64_OpAMD64BTCQmodify(v *Value) bool {
  3780  	v_2 := v.Args[2]
  3781  	v_1 := v.Args[1]
  3782  	v_0 := v.Args[0]
  3783  	// match: (BTCQmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  3784  	// cond: is32Bit(int64(off1)+int64(off2))
  3785  	// result: (BTCQmodify [off1+off2] {sym} base val mem)
  3786  	for {
  3787  		off1 := auxIntToInt32(v.AuxInt)
  3788  		sym := auxToSym(v.Aux)
  3789  		if v_0.Op != OpAMD64ADDQconst {
  3790  			break
  3791  		}
  3792  		off2 := auxIntToInt32(v_0.AuxInt)
  3793  		base := v_0.Args[0]
  3794  		val := v_1
  3795  		mem := v_2
  3796  		if !(is32Bit(int64(off1) + int64(off2))) {
  3797  			break
  3798  		}
  3799  		v.reset(OpAMD64BTCQmodify)
  3800  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3801  		v.Aux = symToAux(sym)
  3802  		v.AddArg3(base, val, mem)
  3803  		return true
  3804  	}
  3805  	// match: (BTCQmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  3806  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  3807  	// result: (BTCQmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  3808  	for {
  3809  		off1 := auxIntToInt32(v.AuxInt)
  3810  		sym1 := auxToSym(v.Aux)
  3811  		if v_0.Op != OpAMD64LEAQ {
  3812  			break
  3813  		}
  3814  		off2 := auxIntToInt32(v_0.AuxInt)
  3815  		sym2 := auxToSym(v_0.Aux)
  3816  		base := v_0.Args[0]
  3817  		val := v_1
  3818  		mem := v_2
  3819  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  3820  			break
  3821  		}
  3822  		v.reset(OpAMD64BTCQmodify)
  3823  		v.AuxInt = int32ToAuxInt(off1 + off2)
  3824  		v.Aux = symToAux(mergeSym(sym1, sym2))
  3825  		v.AddArg3(base, val, mem)
  3826  		return true
  3827  	}
  3828  	return false
  3829  }
  3830  func rewriteValueAMD64_OpAMD64BTLconst(v *Value) bool {
  3831  	v_0 := v.Args[0]
  3832  	// match: (BTLconst [c] (SHRQconst [d] x))
  3833  	// cond: (c+d)<64
  3834  	// result: (BTQconst [c+d] x)
  3835  	for {
  3836  		c := auxIntToInt8(v.AuxInt)
  3837  		if v_0.Op != OpAMD64SHRQconst {
  3838  			break
  3839  		}
  3840  		d := auxIntToInt8(v_0.AuxInt)
  3841  		x := v_0.Args[0]
  3842  		if !((c + d) < 64) {
  3843  			break
  3844  		}
  3845  		v.reset(OpAMD64BTQconst)
  3846  		v.AuxInt = int8ToAuxInt(c + d)
  3847  		v.AddArg(x)
  3848  		return true
  3849  	}
  3850  	// match: (BTLconst [c] (SHLQconst [d] x))
  3851  	// cond: c>d
  3852  	// result: (BTLconst [c-d] x)
  3853  	for {
  3854  		c := auxIntToInt8(v.AuxInt)
  3855  		if v_0.Op != OpAMD64SHLQconst {
  3856  			break
  3857  		}
  3858  		d := auxIntToInt8(v_0.AuxInt)
  3859  		x := v_0.Args[0]
  3860  		if !(c > d) {
  3861  			break
  3862  		}
  3863  		v.reset(OpAMD64BTLconst)
  3864  		v.AuxInt = int8ToAuxInt(c - d)
  3865  		v.AddArg(x)
  3866  		return true
  3867  	}
  3868  	// match: (BTLconst [0] s:(SHRQ x y))
  3869  	// result: (BTQ y x)
  3870  	for {
  3871  		if auxIntToInt8(v.AuxInt) != 0 {
  3872  			break
  3873  		}
  3874  		s := v_0
  3875  		if s.Op != OpAMD64SHRQ {
  3876  			break
  3877  		}
  3878  		y := s.Args[1]
  3879  		x := s.Args[0]
  3880  		v.reset(OpAMD64BTQ)
  3881  		v.AddArg2(y, x)
  3882  		return true
  3883  	}
  3884  	// match: (BTLconst [c] (SHRLconst [d] x))
  3885  	// cond: (c+d)<32
  3886  	// result: (BTLconst [c+d] x)
  3887  	for {
  3888  		c := auxIntToInt8(v.AuxInt)
  3889  		if v_0.Op != OpAMD64SHRLconst {
  3890  			break
  3891  		}
  3892  		d := auxIntToInt8(v_0.AuxInt)
  3893  		x := v_0.Args[0]
  3894  		if !((c + d) < 32) {
  3895  			break
  3896  		}
  3897  		v.reset(OpAMD64BTLconst)
  3898  		v.AuxInt = int8ToAuxInt(c + d)
  3899  		v.AddArg(x)
  3900  		return true
  3901  	}
  3902  	// match: (BTLconst [c] (SHLLconst [d] x))
  3903  	// cond: c>d
  3904  	// result: (BTLconst [c-d] x)
  3905  	for {
  3906  		c := auxIntToInt8(v.AuxInt)
  3907  		if v_0.Op != OpAMD64SHLLconst {
  3908  			break
  3909  		}
  3910  		d := auxIntToInt8(v_0.AuxInt)
  3911  		x := v_0.Args[0]
  3912  		if !(c > d) {
  3913  			break
  3914  		}
  3915  		v.reset(OpAMD64BTLconst)
  3916  		v.AuxInt = int8ToAuxInt(c - d)
  3917  		v.AddArg(x)
  3918  		return true
  3919  	}
  3920  	// match: (BTLconst [0] s:(SHRL x y))
  3921  	// result: (BTL y x)
  3922  	for {
  3923  		if auxIntToInt8(v.AuxInt) != 0 {
  3924  			break
  3925  		}
  3926  		s := v_0
  3927  		if s.Op != OpAMD64SHRL {
  3928  			break
  3929  		}
  3930  		y := s.Args[1]
  3931  		x := s.Args[0]
  3932  		v.reset(OpAMD64BTL)
  3933  		v.AddArg2(y, x)
  3934  		return true
  3935  	}
  3936  	return false
  3937  }
  3938  func rewriteValueAMD64_OpAMD64BTQconst(v *Value) bool {
  3939  	v_0 := v.Args[0]
  3940  	// match: (BTQconst [c] (SHRQconst [d] x))
  3941  	// cond: (c+d)<64
  3942  	// result: (BTQconst [c+d] x)
  3943  	for {
  3944  		c := auxIntToInt8(v.AuxInt)
  3945  		if v_0.Op != OpAMD64SHRQconst {
  3946  			break
  3947  		}
  3948  		d := auxIntToInt8(v_0.AuxInt)
  3949  		x := v_0.Args[0]
  3950  		if !((c + d) < 64) {
  3951  			break
  3952  		}
  3953  		v.reset(OpAMD64BTQconst)
  3954  		v.AuxInt = int8ToAuxInt(c + d)
  3955  		v.AddArg(x)
  3956  		return true
  3957  	}
  3958  	// match: (BTQconst [c] (SHLQconst [d] x))
  3959  	// cond: c>d
  3960  	// result: (BTQconst [c-d] x)
  3961  	for {
  3962  		c := auxIntToInt8(v.AuxInt)
  3963  		if v_0.Op != OpAMD64SHLQconst {
  3964  			break
  3965  		}
  3966  		d := auxIntToInt8(v_0.AuxInt)
  3967  		x := v_0.Args[0]
  3968  		if !(c > d) {
  3969  			break
  3970  		}
  3971  		v.reset(OpAMD64BTQconst)
  3972  		v.AuxInt = int8ToAuxInt(c - d)
  3973  		v.AddArg(x)
  3974  		return true
  3975  	}
  3976  	// match: (BTQconst [0] s:(SHRQ x y))
  3977  	// result: (BTQ y x)
  3978  	for {
  3979  		if auxIntToInt8(v.AuxInt) != 0 {
  3980  			break
  3981  		}
  3982  		s := v_0
  3983  		if s.Op != OpAMD64SHRQ {
  3984  			break
  3985  		}
  3986  		y := s.Args[1]
  3987  		x := s.Args[0]
  3988  		v.reset(OpAMD64BTQ)
  3989  		v.AddArg2(y, x)
  3990  		return true
  3991  	}
  3992  	return false
  3993  }
  3994  func rewriteValueAMD64_OpAMD64BTRLconst(v *Value) bool {
  3995  	v_0 := v.Args[0]
  3996  	// match: (BTRLconst [c] (BTSLconst [c] x))
  3997  	// result: (BTRLconst [c] x)
  3998  	for {
  3999  		c := auxIntToInt8(v.AuxInt)
  4000  		if v_0.Op != OpAMD64BTSLconst || auxIntToInt8(v_0.AuxInt) != c {
  4001  			break
  4002  		}
  4003  		x := v_0.Args[0]
  4004  		v.reset(OpAMD64BTRLconst)
  4005  		v.AuxInt = int8ToAuxInt(c)
  4006  		v.AddArg(x)
  4007  		return true
  4008  	}
  4009  	// match: (BTRLconst [c] (BTCLconst [c] x))
  4010  	// result: (BTRLconst [c] x)
  4011  	for {
  4012  		c := auxIntToInt8(v.AuxInt)
  4013  		if v_0.Op != OpAMD64BTCLconst || auxIntToInt8(v_0.AuxInt) != c {
  4014  			break
  4015  		}
  4016  		x := v_0.Args[0]
  4017  		v.reset(OpAMD64BTRLconst)
  4018  		v.AuxInt = int8ToAuxInt(c)
  4019  		v.AddArg(x)
  4020  		return true
  4021  	}
  4022  	// match: (BTRLconst [c] (ANDLconst [d] x))
  4023  	// result: (ANDLconst [d &^ (1<<uint32(c))] x)
  4024  	for {
  4025  		c := auxIntToInt8(v.AuxInt)
  4026  		if v_0.Op != OpAMD64ANDLconst {
  4027  			break
  4028  		}
  4029  		d := auxIntToInt32(v_0.AuxInt)
  4030  		x := v_0.Args[0]
  4031  		v.reset(OpAMD64ANDLconst)
  4032  		v.AuxInt = int32ToAuxInt(d &^ (1 << uint32(c)))
  4033  		v.AddArg(x)
  4034  		return true
  4035  	}
  4036  	// match: (BTRLconst [c] (BTRLconst [d] x))
  4037  	// result: (ANDLconst [^(1<<uint32(c) | 1<<uint32(d))] x)
  4038  	for {
  4039  		c := auxIntToInt8(v.AuxInt)
  4040  		if v_0.Op != OpAMD64BTRLconst {
  4041  			break
  4042  		}
  4043  		d := auxIntToInt8(v_0.AuxInt)
  4044  		x := v_0.Args[0]
  4045  		v.reset(OpAMD64ANDLconst)
  4046  		v.AuxInt = int32ToAuxInt(^(1<<uint32(c) | 1<<uint32(d)))
  4047  		v.AddArg(x)
  4048  		return true
  4049  	}
  4050  	// match: (BTRLconst [c] (MOVLconst [d]))
  4051  	// result: (MOVLconst [d&^(1<<uint32(c))])
  4052  	for {
  4053  		c := auxIntToInt8(v.AuxInt)
  4054  		if v_0.Op != OpAMD64MOVLconst {
  4055  			break
  4056  		}
  4057  		d := auxIntToInt32(v_0.AuxInt)
  4058  		v.reset(OpAMD64MOVLconst)
  4059  		v.AuxInt = int32ToAuxInt(d &^ (1 << uint32(c)))
  4060  		return true
  4061  	}
  4062  	return false
  4063  }
  4064  func rewriteValueAMD64_OpAMD64BTRLconstmodify(v *Value) bool {
  4065  	v_1 := v.Args[1]
  4066  	v_0 := v.Args[0]
  4067  	// match: (BTRLconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  4068  	// cond: ValAndOff(valoff1).canAdd32(off2)
  4069  	// result: (BTRLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  4070  	for {
  4071  		valoff1 := auxIntToValAndOff(v.AuxInt)
  4072  		sym := auxToSym(v.Aux)
  4073  		if v_0.Op != OpAMD64ADDQconst {
  4074  			break
  4075  		}
  4076  		off2 := auxIntToInt32(v_0.AuxInt)
  4077  		base := v_0.Args[0]
  4078  		mem := v_1
  4079  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  4080  			break
  4081  		}
  4082  		v.reset(OpAMD64BTRLconstmodify)
  4083  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  4084  		v.Aux = symToAux(sym)
  4085  		v.AddArg2(base, mem)
  4086  		return true
  4087  	}
  4088  	// match: (BTRLconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  4089  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  4090  	// result: (BTRLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  4091  	for {
  4092  		valoff1 := auxIntToValAndOff(v.AuxInt)
  4093  		sym1 := auxToSym(v.Aux)
  4094  		if v_0.Op != OpAMD64LEAQ {
  4095  			break
  4096  		}
  4097  		off2 := auxIntToInt32(v_0.AuxInt)
  4098  		sym2 := auxToSym(v_0.Aux)
  4099  		base := v_0.Args[0]
  4100  		mem := v_1
  4101  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  4102  			break
  4103  		}
  4104  		v.reset(OpAMD64BTRLconstmodify)
  4105  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  4106  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4107  		v.AddArg2(base, mem)
  4108  		return true
  4109  	}
  4110  	return false
  4111  }
  4112  func rewriteValueAMD64_OpAMD64BTRLmodify(v *Value) bool {
  4113  	v_2 := v.Args[2]
  4114  	v_1 := v.Args[1]
  4115  	v_0 := v.Args[0]
  4116  	// match: (BTRLmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  4117  	// cond: is32Bit(int64(off1)+int64(off2))
  4118  	// result: (BTRLmodify [off1+off2] {sym} base val mem)
  4119  	for {
  4120  		off1 := auxIntToInt32(v.AuxInt)
  4121  		sym := auxToSym(v.Aux)
  4122  		if v_0.Op != OpAMD64ADDQconst {
  4123  			break
  4124  		}
  4125  		off2 := auxIntToInt32(v_0.AuxInt)
  4126  		base := v_0.Args[0]
  4127  		val := v_1
  4128  		mem := v_2
  4129  		if !(is32Bit(int64(off1) + int64(off2))) {
  4130  			break
  4131  		}
  4132  		v.reset(OpAMD64BTRLmodify)
  4133  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4134  		v.Aux = symToAux(sym)
  4135  		v.AddArg3(base, val, mem)
  4136  		return true
  4137  	}
  4138  	// match: (BTRLmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  4139  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  4140  	// result: (BTRLmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  4141  	for {
  4142  		off1 := auxIntToInt32(v.AuxInt)
  4143  		sym1 := auxToSym(v.Aux)
  4144  		if v_0.Op != OpAMD64LEAQ {
  4145  			break
  4146  		}
  4147  		off2 := auxIntToInt32(v_0.AuxInt)
  4148  		sym2 := auxToSym(v_0.Aux)
  4149  		base := v_0.Args[0]
  4150  		val := v_1
  4151  		mem := v_2
  4152  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  4153  			break
  4154  		}
  4155  		v.reset(OpAMD64BTRLmodify)
  4156  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4157  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4158  		v.AddArg3(base, val, mem)
  4159  		return true
  4160  	}
  4161  	return false
  4162  }
  4163  func rewriteValueAMD64_OpAMD64BTRQconst(v *Value) bool {
  4164  	v_0 := v.Args[0]
  4165  	// match: (BTRQconst [c] (BTSQconst [c] x))
  4166  	// result: (BTRQconst [c] x)
  4167  	for {
  4168  		c := auxIntToInt8(v.AuxInt)
  4169  		if v_0.Op != OpAMD64BTSQconst || auxIntToInt8(v_0.AuxInt) != c {
  4170  			break
  4171  		}
  4172  		x := v_0.Args[0]
  4173  		v.reset(OpAMD64BTRQconst)
  4174  		v.AuxInt = int8ToAuxInt(c)
  4175  		v.AddArg(x)
  4176  		return true
  4177  	}
  4178  	// match: (BTRQconst [c] (BTCQconst [c] x))
  4179  	// result: (BTRQconst [c] x)
  4180  	for {
  4181  		c := auxIntToInt8(v.AuxInt)
  4182  		if v_0.Op != OpAMD64BTCQconst || auxIntToInt8(v_0.AuxInt) != c {
  4183  			break
  4184  		}
  4185  		x := v_0.Args[0]
  4186  		v.reset(OpAMD64BTRQconst)
  4187  		v.AuxInt = int8ToAuxInt(c)
  4188  		v.AddArg(x)
  4189  		return true
  4190  	}
  4191  	// match: (BTRQconst [c] (ANDQconst [d] x))
  4192  	// cond: is32Bit(int64(d) &^ (1<<uint32(c)))
  4193  	// result: (ANDQconst [d &^ (1<<uint32(c))] x)
  4194  	for {
  4195  		c := auxIntToInt8(v.AuxInt)
  4196  		if v_0.Op != OpAMD64ANDQconst {
  4197  			break
  4198  		}
  4199  		d := auxIntToInt32(v_0.AuxInt)
  4200  		x := v_0.Args[0]
  4201  		if !(is32Bit(int64(d) &^ (1 << uint32(c)))) {
  4202  			break
  4203  		}
  4204  		v.reset(OpAMD64ANDQconst)
  4205  		v.AuxInt = int32ToAuxInt(d &^ (1 << uint32(c)))
  4206  		v.AddArg(x)
  4207  		return true
  4208  	}
  4209  	// match: (BTRQconst [c] (BTRQconst [d] x))
  4210  	// cond: is32Bit(^(1<<uint32(c) | 1<<uint32(d)))
  4211  	// result: (ANDQconst [^(1<<uint32(c) | 1<<uint32(d))] x)
  4212  	for {
  4213  		c := auxIntToInt8(v.AuxInt)
  4214  		if v_0.Op != OpAMD64BTRQconst {
  4215  			break
  4216  		}
  4217  		d := auxIntToInt8(v_0.AuxInt)
  4218  		x := v_0.Args[0]
  4219  		if !(is32Bit(^(1<<uint32(c) | 1<<uint32(d)))) {
  4220  			break
  4221  		}
  4222  		v.reset(OpAMD64ANDQconst)
  4223  		v.AuxInt = int32ToAuxInt(^(1<<uint32(c) | 1<<uint32(d)))
  4224  		v.AddArg(x)
  4225  		return true
  4226  	}
  4227  	// match: (BTRQconst [c] (MOVQconst [d]))
  4228  	// result: (MOVQconst [d&^(1<<uint32(c))])
  4229  	for {
  4230  		c := auxIntToInt8(v.AuxInt)
  4231  		if v_0.Op != OpAMD64MOVQconst {
  4232  			break
  4233  		}
  4234  		d := auxIntToInt64(v_0.AuxInt)
  4235  		v.reset(OpAMD64MOVQconst)
  4236  		v.AuxInt = int64ToAuxInt(d &^ (1 << uint32(c)))
  4237  		return true
  4238  	}
  4239  	return false
  4240  }
  4241  func rewriteValueAMD64_OpAMD64BTRQconstmodify(v *Value) bool {
  4242  	v_1 := v.Args[1]
  4243  	v_0 := v.Args[0]
  4244  	// match: (BTRQconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  4245  	// cond: ValAndOff(valoff1).canAdd32(off2)
  4246  	// result: (BTRQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  4247  	for {
  4248  		valoff1 := auxIntToValAndOff(v.AuxInt)
  4249  		sym := auxToSym(v.Aux)
  4250  		if v_0.Op != OpAMD64ADDQconst {
  4251  			break
  4252  		}
  4253  		off2 := auxIntToInt32(v_0.AuxInt)
  4254  		base := v_0.Args[0]
  4255  		mem := v_1
  4256  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  4257  			break
  4258  		}
  4259  		v.reset(OpAMD64BTRQconstmodify)
  4260  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  4261  		v.Aux = symToAux(sym)
  4262  		v.AddArg2(base, mem)
  4263  		return true
  4264  	}
  4265  	// match: (BTRQconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  4266  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  4267  	// result: (BTRQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  4268  	for {
  4269  		valoff1 := auxIntToValAndOff(v.AuxInt)
  4270  		sym1 := auxToSym(v.Aux)
  4271  		if v_0.Op != OpAMD64LEAQ {
  4272  			break
  4273  		}
  4274  		off2 := auxIntToInt32(v_0.AuxInt)
  4275  		sym2 := auxToSym(v_0.Aux)
  4276  		base := v_0.Args[0]
  4277  		mem := v_1
  4278  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  4279  			break
  4280  		}
  4281  		v.reset(OpAMD64BTRQconstmodify)
  4282  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  4283  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4284  		v.AddArg2(base, mem)
  4285  		return true
  4286  	}
  4287  	return false
  4288  }
  4289  func rewriteValueAMD64_OpAMD64BTRQmodify(v *Value) bool {
  4290  	v_2 := v.Args[2]
  4291  	v_1 := v.Args[1]
  4292  	v_0 := v.Args[0]
  4293  	// match: (BTRQmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  4294  	// cond: is32Bit(int64(off1)+int64(off2))
  4295  	// result: (BTRQmodify [off1+off2] {sym} base val mem)
  4296  	for {
  4297  		off1 := auxIntToInt32(v.AuxInt)
  4298  		sym := auxToSym(v.Aux)
  4299  		if v_0.Op != OpAMD64ADDQconst {
  4300  			break
  4301  		}
  4302  		off2 := auxIntToInt32(v_0.AuxInt)
  4303  		base := v_0.Args[0]
  4304  		val := v_1
  4305  		mem := v_2
  4306  		if !(is32Bit(int64(off1) + int64(off2))) {
  4307  			break
  4308  		}
  4309  		v.reset(OpAMD64BTRQmodify)
  4310  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4311  		v.Aux = symToAux(sym)
  4312  		v.AddArg3(base, val, mem)
  4313  		return true
  4314  	}
  4315  	// match: (BTRQmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  4316  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  4317  	// result: (BTRQmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  4318  	for {
  4319  		off1 := auxIntToInt32(v.AuxInt)
  4320  		sym1 := auxToSym(v.Aux)
  4321  		if v_0.Op != OpAMD64LEAQ {
  4322  			break
  4323  		}
  4324  		off2 := auxIntToInt32(v_0.AuxInt)
  4325  		sym2 := auxToSym(v_0.Aux)
  4326  		base := v_0.Args[0]
  4327  		val := v_1
  4328  		mem := v_2
  4329  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  4330  			break
  4331  		}
  4332  		v.reset(OpAMD64BTRQmodify)
  4333  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4334  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4335  		v.AddArg3(base, val, mem)
  4336  		return true
  4337  	}
  4338  	return false
  4339  }
  4340  func rewriteValueAMD64_OpAMD64BTSLconst(v *Value) bool {
  4341  	v_0 := v.Args[0]
  4342  	// match: (BTSLconst [c] (BTRLconst [c] x))
  4343  	// result: (BTSLconst [c] x)
  4344  	for {
  4345  		c := auxIntToInt8(v.AuxInt)
  4346  		if v_0.Op != OpAMD64BTRLconst || auxIntToInt8(v_0.AuxInt) != c {
  4347  			break
  4348  		}
  4349  		x := v_0.Args[0]
  4350  		v.reset(OpAMD64BTSLconst)
  4351  		v.AuxInt = int8ToAuxInt(c)
  4352  		v.AddArg(x)
  4353  		return true
  4354  	}
  4355  	// match: (BTSLconst [c] (BTCLconst [c] x))
  4356  	// result: (BTSLconst [c] x)
  4357  	for {
  4358  		c := auxIntToInt8(v.AuxInt)
  4359  		if v_0.Op != OpAMD64BTCLconst || auxIntToInt8(v_0.AuxInt) != c {
  4360  			break
  4361  		}
  4362  		x := v_0.Args[0]
  4363  		v.reset(OpAMD64BTSLconst)
  4364  		v.AuxInt = int8ToAuxInt(c)
  4365  		v.AddArg(x)
  4366  		return true
  4367  	}
  4368  	// match: (BTSLconst [c] (ORLconst [d] x))
  4369  	// result: (ORLconst [d | 1<<uint32(c)] x)
  4370  	for {
  4371  		c := auxIntToInt8(v.AuxInt)
  4372  		if v_0.Op != OpAMD64ORLconst {
  4373  			break
  4374  		}
  4375  		d := auxIntToInt32(v_0.AuxInt)
  4376  		x := v_0.Args[0]
  4377  		v.reset(OpAMD64ORLconst)
  4378  		v.AuxInt = int32ToAuxInt(d | 1<<uint32(c))
  4379  		v.AddArg(x)
  4380  		return true
  4381  	}
  4382  	// match: (BTSLconst [c] (BTSLconst [d] x))
  4383  	// result: (ORLconst [1<<uint32(c) | 1<<uint32(d)] x)
  4384  	for {
  4385  		c := auxIntToInt8(v.AuxInt)
  4386  		if v_0.Op != OpAMD64BTSLconst {
  4387  			break
  4388  		}
  4389  		d := auxIntToInt8(v_0.AuxInt)
  4390  		x := v_0.Args[0]
  4391  		v.reset(OpAMD64ORLconst)
  4392  		v.AuxInt = int32ToAuxInt(1<<uint32(c) | 1<<uint32(d))
  4393  		v.AddArg(x)
  4394  		return true
  4395  	}
  4396  	// match: (BTSLconst [c] (MOVLconst [d]))
  4397  	// result: (MOVLconst [d|(1<<uint32(c))])
  4398  	for {
  4399  		c := auxIntToInt8(v.AuxInt)
  4400  		if v_0.Op != OpAMD64MOVLconst {
  4401  			break
  4402  		}
  4403  		d := auxIntToInt32(v_0.AuxInt)
  4404  		v.reset(OpAMD64MOVLconst)
  4405  		v.AuxInt = int32ToAuxInt(d | (1 << uint32(c)))
  4406  		return true
  4407  	}
  4408  	return false
  4409  }
  4410  func rewriteValueAMD64_OpAMD64BTSLconstmodify(v *Value) bool {
  4411  	v_1 := v.Args[1]
  4412  	v_0 := v.Args[0]
  4413  	// match: (BTSLconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  4414  	// cond: ValAndOff(valoff1).canAdd32(off2)
  4415  	// result: (BTSLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  4416  	for {
  4417  		valoff1 := auxIntToValAndOff(v.AuxInt)
  4418  		sym := auxToSym(v.Aux)
  4419  		if v_0.Op != OpAMD64ADDQconst {
  4420  			break
  4421  		}
  4422  		off2 := auxIntToInt32(v_0.AuxInt)
  4423  		base := v_0.Args[0]
  4424  		mem := v_1
  4425  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  4426  			break
  4427  		}
  4428  		v.reset(OpAMD64BTSLconstmodify)
  4429  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  4430  		v.Aux = symToAux(sym)
  4431  		v.AddArg2(base, mem)
  4432  		return true
  4433  	}
  4434  	// match: (BTSLconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  4435  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  4436  	// result: (BTSLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  4437  	for {
  4438  		valoff1 := auxIntToValAndOff(v.AuxInt)
  4439  		sym1 := auxToSym(v.Aux)
  4440  		if v_0.Op != OpAMD64LEAQ {
  4441  			break
  4442  		}
  4443  		off2 := auxIntToInt32(v_0.AuxInt)
  4444  		sym2 := auxToSym(v_0.Aux)
  4445  		base := v_0.Args[0]
  4446  		mem := v_1
  4447  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  4448  			break
  4449  		}
  4450  		v.reset(OpAMD64BTSLconstmodify)
  4451  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  4452  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4453  		v.AddArg2(base, mem)
  4454  		return true
  4455  	}
  4456  	return false
  4457  }
  4458  func rewriteValueAMD64_OpAMD64BTSLmodify(v *Value) bool {
  4459  	v_2 := v.Args[2]
  4460  	v_1 := v.Args[1]
  4461  	v_0 := v.Args[0]
  4462  	// match: (BTSLmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  4463  	// cond: is32Bit(int64(off1)+int64(off2))
  4464  	// result: (BTSLmodify [off1+off2] {sym} base val mem)
  4465  	for {
  4466  		off1 := auxIntToInt32(v.AuxInt)
  4467  		sym := auxToSym(v.Aux)
  4468  		if v_0.Op != OpAMD64ADDQconst {
  4469  			break
  4470  		}
  4471  		off2 := auxIntToInt32(v_0.AuxInt)
  4472  		base := v_0.Args[0]
  4473  		val := v_1
  4474  		mem := v_2
  4475  		if !(is32Bit(int64(off1) + int64(off2))) {
  4476  			break
  4477  		}
  4478  		v.reset(OpAMD64BTSLmodify)
  4479  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4480  		v.Aux = symToAux(sym)
  4481  		v.AddArg3(base, val, mem)
  4482  		return true
  4483  	}
  4484  	// match: (BTSLmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  4485  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  4486  	// result: (BTSLmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  4487  	for {
  4488  		off1 := auxIntToInt32(v.AuxInt)
  4489  		sym1 := auxToSym(v.Aux)
  4490  		if v_0.Op != OpAMD64LEAQ {
  4491  			break
  4492  		}
  4493  		off2 := auxIntToInt32(v_0.AuxInt)
  4494  		sym2 := auxToSym(v_0.Aux)
  4495  		base := v_0.Args[0]
  4496  		val := v_1
  4497  		mem := v_2
  4498  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  4499  			break
  4500  		}
  4501  		v.reset(OpAMD64BTSLmodify)
  4502  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4503  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4504  		v.AddArg3(base, val, mem)
  4505  		return true
  4506  	}
  4507  	return false
  4508  }
  4509  func rewriteValueAMD64_OpAMD64BTSQconst(v *Value) bool {
  4510  	v_0 := v.Args[0]
  4511  	// match: (BTSQconst [c] (BTRQconst [c] x))
  4512  	// result: (BTSQconst [c] x)
  4513  	for {
  4514  		c := auxIntToInt8(v.AuxInt)
  4515  		if v_0.Op != OpAMD64BTRQconst || auxIntToInt8(v_0.AuxInt) != c {
  4516  			break
  4517  		}
  4518  		x := v_0.Args[0]
  4519  		v.reset(OpAMD64BTSQconst)
  4520  		v.AuxInt = int8ToAuxInt(c)
  4521  		v.AddArg(x)
  4522  		return true
  4523  	}
  4524  	// match: (BTSQconst [c] (BTCQconst [c] x))
  4525  	// result: (BTSQconst [c] x)
  4526  	for {
  4527  		c := auxIntToInt8(v.AuxInt)
  4528  		if v_0.Op != OpAMD64BTCQconst || auxIntToInt8(v_0.AuxInt) != c {
  4529  			break
  4530  		}
  4531  		x := v_0.Args[0]
  4532  		v.reset(OpAMD64BTSQconst)
  4533  		v.AuxInt = int8ToAuxInt(c)
  4534  		v.AddArg(x)
  4535  		return true
  4536  	}
  4537  	// match: (BTSQconst [c] (ORQconst [d] x))
  4538  	// cond: is32Bit(int64(d) | 1<<uint32(c))
  4539  	// result: (ORQconst [d | 1<<uint32(c)] x)
  4540  	for {
  4541  		c := auxIntToInt8(v.AuxInt)
  4542  		if v_0.Op != OpAMD64ORQconst {
  4543  			break
  4544  		}
  4545  		d := auxIntToInt32(v_0.AuxInt)
  4546  		x := v_0.Args[0]
  4547  		if !(is32Bit(int64(d) | 1<<uint32(c))) {
  4548  			break
  4549  		}
  4550  		v.reset(OpAMD64ORQconst)
  4551  		v.AuxInt = int32ToAuxInt(d | 1<<uint32(c))
  4552  		v.AddArg(x)
  4553  		return true
  4554  	}
  4555  	// match: (BTSQconst [c] (BTSQconst [d] x))
  4556  	// cond: is32Bit(1<<uint32(c) | 1<<uint32(d))
  4557  	// result: (ORQconst [1<<uint32(c) | 1<<uint32(d)] x)
  4558  	for {
  4559  		c := auxIntToInt8(v.AuxInt)
  4560  		if v_0.Op != OpAMD64BTSQconst {
  4561  			break
  4562  		}
  4563  		d := auxIntToInt8(v_0.AuxInt)
  4564  		x := v_0.Args[0]
  4565  		if !(is32Bit(1<<uint32(c) | 1<<uint32(d))) {
  4566  			break
  4567  		}
  4568  		v.reset(OpAMD64ORQconst)
  4569  		v.AuxInt = int32ToAuxInt(1<<uint32(c) | 1<<uint32(d))
  4570  		v.AddArg(x)
  4571  		return true
  4572  	}
  4573  	// match: (BTSQconst [c] (MOVQconst [d]))
  4574  	// result: (MOVQconst [d|(1<<uint32(c))])
  4575  	for {
  4576  		c := auxIntToInt8(v.AuxInt)
  4577  		if v_0.Op != OpAMD64MOVQconst {
  4578  			break
  4579  		}
  4580  		d := auxIntToInt64(v_0.AuxInt)
  4581  		v.reset(OpAMD64MOVQconst)
  4582  		v.AuxInt = int64ToAuxInt(d | (1 << uint32(c)))
  4583  		return true
  4584  	}
  4585  	return false
  4586  }
  4587  func rewriteValueAMD64_OpAMD64BTSQconstmodify(v *Value) bool {
  4588  	v_1 := v.Args[1]
  4589  	v_0 := v.Args[0]
  4590  	// match: (BTSQconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem)
  4591  	// cond: ValAndOff(valoff1).canAdd32(off2)
  4592  	// result: (BTSQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  4593  	for {
  4594  		valoff1 := auxIntToValAndOff(v.AuxInt)
  4595  		sym := auxToSym(v.Aux)
  4596  		if v_0.Op != OpAMD64ADDQconst {
  4597  			break
  4598  		}
  4599  		off2 := auxIntToInt32(v_0.AuxInt)
  4600  		base := v_0.Args[0]
  4601  		mem := v_1
  4602  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  4603  			break
  4604  		}
  4605  		v.reset(OpAMD64BTSQconstmodify)
  4606  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  4607  		v.Aux = symToAux(sym)
  4608  		v.AddArg2(base, mem)
  4609  		return true
  4610  	}
  4611  	// match: (BTSQconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  4612  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  4613  	// result: (BTSQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  4614  	for {
  4615  		valoff1 := auxIntToValAndOff(v.AuxInt)
  4616  		sym1 := auxToSym(v.Aux)
  4617  		if v_0.Op != OpAMD64LEAQ {
  4618  			break
  4619  		}
  4620  		off2 := auxIntToInt32(v_0.AuxInt)
  4621  		sym2 := auxToSym(v_0.Aux)
  4622  		base := v_0.Args[0]
  4623  		mem := v_1
  4624  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  4625  			break
  4626  		}
  4627  		v.reset(OpAMD64BTSQconstmodify)
  4628  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  4629  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4630  		v.AddArg2(base, mem)
  4631  		return true
  4632  	}
  4633  	return false
  4634  }
  4635  func rewriteValueAMD64_OpAMD64BTSQmodify(v *Value) bool {
  4636  	v_2 := v.Args[2]
  4637  	v_1 := v.Args[1]
  4638  	v_0 := v.Args[0]
  4639  	// match: (BTSQmodify [off1] {sym} (ADDQconst [off2] base) val mem)
  4640  	// cond: is32Bit(int64(off1)+int64(off2))
  4641  	// result: (BTSQmodify [off1+off2] {sym} base val mem)
  4642  	for {
  4643  		off1 := auxIntToInt32(v.AuxInt)
  4644  		sym := auxToSym(v.Aux)
  4645  		if v_0.Op != OpAMD64ADDQconst {
  4646  			break
  4647  		}
  4648  		off2 := auxIntToInt32(v_0.AuxInt)
  4649  		base := v_0.Args[0]
  4650  		val := v_1
  4651  		mem := v_2
  4652  		if !(is32Bit(int64(off1) + int64(off2))) {
  4653  			break
  4654  		}
  4655  		v.reset(OpAMD64BTSQmodify)
  4656  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4657  		v.Aux = symToAux(sym)
  4658  		v.AddArg3(base, val, mem)
  4659  		return true
  4660  	}
  4661  	// match: (BTSQmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  4662  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  4663  	// result: (BTSQmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  4664  	for {
  4665  		off1 := auxIntToInt32(v.AuxInt)
  4666  		sym1 := auxToSym(v.Aux)
  4667  		if v_0.Op != OpAMD64LEAQ {
  4668  			break
  4669  		}
  4670  		off2 := auxIntToInt32(v_0.AuxInt)
  4671  		sym2 := auxToSym(v_0.Aux)
  4672  		base := v_0.Args[0]
  4673  		val := v_1
  4674  		mem := v_2
  4675  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  4676  			break
  4677  		}
  4678  		v.reset(OpAMD64BTSQmodify)
  4679  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4680  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4681  		v.AddArg3(base, val, mem)
  4682  		return true
  4683  	}
  4684  	return false
  4685  }
  4686  func rewriteValueAMD64_OpAMD64CMOVLCC(v *Value) bool {
  4687  	v_2 := v.Args[2]
  4688  	v_1 := v.Args[1]
  4689  	v_0 := v.Args[0]
  4690  	// match: (CMOVLCC x y (InvertFlags cond))
  4691  	// result: (CMOVLLS x y cond)
  4692  	for {
  4693  		x := v_0
  4694  		y := v_1
  4695  		if v_2.Op != OpAMD64InvertFlags {
  4696  			break
  4697  		}
  4698  		cond := v_2.Args[0]
  4699  		v.reset(OpAMD64CMOVLLS)
  4700  		v.AddArg3(x, y, cond)
  4701  		return true
  4702  	}
  4703  	// match: (CMOVLCC _ x (FlagEQ))
  4704  	// result: x
  4705  	for {
  4706  		x := v_1
  4707  		if v_2.Op != OpAMD64FlagEQ {
  4708  			break
  4709  		}
  4710  		v.copyOf(x)
  4711  		return true
  4712  	}
  4713  	// match: (CMOVLCC _ x (FlagGT_UGT))
  4714  	// result: x
  4715  	for {
  4716  		x := v_1
  4717  		if v_2.Op != OpAMD64FlagGT_UGT {
  4718  			break
  4719  		}
  4720  		v.copyOf(x)
  4721  		return true
  4722  	}
  4723  	// match: (CMOVLCC y _ (FlagGT_ULT))
  4724  	// result: y
  4725  	for {
  4726  		y := v_0
  4727  		if v_2.Op != OpAMD64FlagGT_ULT {
  4728  			break
  4729  		}
  4730  		v.copyOf(y)
  4731  		return true
  4732  	}
  4733  	// match: (CMOVLCC y _ (FlagLT_ULT))
  4734  	// result: y
  4735  	for {
  4736  		y := v_0
  4737  		if v_2.Op != OpAMD64FlagLT_ULT {
  4738  			break
  4739  		}
  4740  		v.copyOf(y)
  4741  		return true
  4742  	}
  4743  	// match: (CMOVLCC _ x (FlagLT_UGT))
  4744  	// result: x
  4745  	for {
  4746  		x := v_1
  4747  		if v_2.Op != OpAMD64FlagLT_UGT {
  4748  			break
  4749  		}
  4750  		v.copyOf(x)
  4751  		return true
  4752  	}
  4753  	return false
  4754  }
  4755  func rewriteValueAMD64_OpAMD64CMOVLCS(v *Value) bool {
  4756  	v_2 := v.Args[2]
  4757  	v_1 := v.Args[1]
  4758  	v_0 := v.Args[0]
  4759  	// match: (CMOVLCS x y (InvertFlags cond))
  4760  	// result: (CMOVLHI x y cond)
  4761  	for {
  4762  		x := v_0
  4763  		y := v_1
  4764  		if v_2.Op != OpAMD64InvertFlags {
  4765  			break
  4766  		}
  4767  		cond := v_2.Args[0]
  4768  		v.reset(OpAMD64CMOVLHI)
  4769  		v.AddArg3(x, y, cond)
  4770  		return true
  4771  	}
  4772  	// match: (CMOVLCS y _ (FlagEQ))
  4773  	// result: y
  4774  	for {
  4775  		y := v_0
  4776  		if v_2.Op != OpAMD64FlagEQ {
  4777  			break
  4778  		}
  4779  		v.copyOf(y)
  4780  		return true
  4781  	}
  4782  	// match: (CMOVLCS y _ (FlagGT_UGT))
  4783  	// result: y
  4784  	for {
  4785  		y := v_0
  4786  		if v_2.Op != OpAMD64FlagGT_UGT {
  4787  			break
  4788  		}
  4789  		v.copyOf(y)
  4790  		return true
  4791  	}
  4792  	// match: (CMOVLCS _ x (FlagGT_ULT))
  4793  	// result: x
  4794  	for {
  4795  		x := v_1
  4796  		if v_2.Op != OpAMD64FlagGT_ULT {
  4797  			break
  4798  		}
  4799  		v.copyOf(x)
  4800  		return true
  4801  	}
  4802  	// match: (CMOVLCS _ x (FlagLT_ULT))
  4803  	// result: x
  4804  	for {
  4805  		x := v_1
  4806  		if v_2.Op != OpAMD64FlagLT_ULT {
  4807  			break
  4808  		}
  4809  		v.copyOf(x)
  4810  		return true
  4811  	}
  4812  	// match: (CMOVLCS y _ (FlagLT_UGT))
  4813  	// result: y
  4814  	for {
  4815  		y := v_0
  4816  		if v_2.Op != OpAMD64FlagLT_UGT {
  4817  			break
  4818  		}
  4819  		v.copyOf(y)
  4820  		return true
  4821  	}
  4822  	return false
  4823  }
  4824  func rewriteValueAMD64_OpAMD64CMOVLEQ(v *Value) bool {
  4825  	v_2 := v.Args[2]
  4826  	v_1 := v.Args[1]
  4827  	v_0 := v.Args[0]
  4828  	// match: (CMOVLEQ x y (InvertFlags cond))
  4829  	// result: (CMOVLEQ x y cond)
  4830  	for {
  4831  		x := v_0
  4832  		y := v_1
  4833  		if v_2.Op != OpAMD64InvertFlags {
  4834  			break
  4835  		}
  4836  		cond := v_2.Args[0]
  4837  		v.reset(OpAMD64CMOVLEQ)
  4838  		v.AddArg3(x, y, cond)
  4839  		return true
  4840  	}
  4841  	// match: (CMOVLEQ _ x (FlagEQ))
  4842  	// result: x
  4843  	for {
  4844  		x := v_1
  4845  		if v_2.Op != OpAMD64FlagEQ {
  4846  			break
  4847  		}
  4848  		v.copyOf(x)
  4849  		return true
  4850  	}
  4851  	// match: (CMOVLEQ y _ (FlagGT_UGT))
  4852  	// result: y
  4853  	for {
  4854  		y := v_0
  4855  		if v_2.Op != OpAMD64FlagGT_UGT {
  4856  			break
  4857  		}
  4858  		v.copyOf(y)
  4859  		return true
  4860  	}
  4861  	// match: (CMOVLEQ y _ (FlagGT_ULT))
  4862  	// result: y
  4863  	for {
  4864  		y := v_0
  4865  		if v_2.Op != OpAMD64FlagGT_ULT {
  4866  			break
  4867  		}
  4868  		v.copyOf(y)
  4869  		return true
  4870  	}
  4871  	// match: (CMOVLEQ y _ (FlagLT_ULT))
  4872  	// result: y
  4873  	for {
  4874  		y := v_0
  4875  		if v_2.Op != OpAMD64FlagLT_ULT {
  4876  			break
  4877  		}
  4878  		v.copyOf(y)
  4879  		return true
  4880  	}
  4881  	// match: (CMOVLEQ y _ (FlagLT_UGT))
  4882  	// result: y
  4883  	for {
  4884  		y := v_0
  4885  		if v_2.Op != OpAMD64FlagLT_UGT {
  4886  			break
  4887  		}
  4888  		v.copyOf(y)
  4889  		return true
  4890  	}
  4891  	return false
  4892  }
  4893  func rewriteValueAMD64_OpAMD64CMOVLGE(v *Value) bool {
  4894  	v_2 := v.Args[2]
  4895  	v_1 := v.Args[1]
  4896  	v_0 := v.Args[0]
  4897  	// match: (CMOVLGE x y (InvertFlags cond))
  4898  	// result: (CMOVLLE x y cond)
  4899  	for {
  4900  		x := v_0
  4901  		y := v_1
  4902  		if v_2.Op != OpAMD64InvertFlags {
  4903  			break
  4904  		}
  4905  		cond := v_2.Args[0]
  4906  		v.reset(OpAMD64CMOVLLE)
  4907  		v.AddArg3(x, y, cond)
  4908  		return true
  4909  	}
  4910  	// match: (CMOVLGE _ x (FlagEQ))
  4911  	// result: x
  4912  	for {
  4913  		x := v_1
  4914  		if v_2.Op != OpAMD64FlagEQ {
  4915  			break
  4916  		}
  4917  		v.copyOf(x)
  4918  		return true
  4919  	}
  4920  	// match: (CMOVLGE _ x (FlagGT_UGT))
  4921  	// result: x
  4922  	for {
  4923  		x := v_1
  4924  		if v_2.Op != OpAMD64FlagGT_UGT {
  4925  			break
  4926  		}
  4927  		v.copyOf(x)
  4928  		return true
  4929  	}
  4930  	// match: (CMOVLGE _ x (FlagGT_ULT))
  4931  	// result: x
  4932  	for {
  4933  		x := v_1
  4934  		if v_2.Op != OpAMD64FlagGT_ULT {
  4935  			break
  4936  		}
  4937  		v.copyOf(x)
  4938  		return true
  4939  	}
  4940  	// match: (CMOVLGE y _ (FlagLT_ULT))
  4941  	// result: y
  4942  	for {
  4943  		y := v_0
  4944  		if v_2.Op != OpAMD64FlagLT_ULT {
  4945  			break
  4946  		}
  4947  		v.copyOf(y)
  4948  		return true
  4949  	}
  4950  	// match: (CMOVLGE y _ (FlagLT_UGT))
  4951  	// result: y
  4952  	for {
  4953  		y := v_0
  4954  		if v_2.Op != OpAMD64FlagLT_UGT {
  4955  			break
  4956  		}
  4957  		v.copyOf(y)
  4958  		return true
  4959  	}
  4960  	return false
  4961  }
  4962  func rewriteValueAMD64_OpAMD64CMOVLGT(v *Value) bool {
  4963  	v_2 := v.Args[2]
  4964  	v_1 := v.Args[1]
  4965  	v_0 := v.Args[0]
  4966  	// match: (CMOVLGT x y (InvertFlags cond))
  4967  	// result: (CMOVLLT x y cond)
  4968  	for {
  4969  		x := v_0
  4970  		y := v_1
  4971  		if v_2.Op != OpAMD64InvertFlags {
  4972  			break
  4973  		}
  4974  		cond := v_2.Args[0]
  4975  		v.reset(OpAMD64CMOVLLT)
  4976  		v.AddArg3(x, y, cond)
  4977  		return true
  4978  	}
  4979  	// match: (CMOVLGT y _ (FlagEQ))
  4980  	// result: y
  4981  	for {
  4982  		y := v_0
  4983  		if v_2.Op != OpAMD64FlagEQ {
  4984  			break
  4985  		}
  4986  		v.copyOf(y)
  4987  		return true
  4988  	}
  4989  	// match: (CMOVLGT _ x (FlagGT_UGT))
  4990  	// result: x
  4991  	for {
  4992  		x := v_1
  4993  		if v_2.Op != OpAMD64FlagGT_UGT {
  4994  			break
  4995  		}
  4996  		v.copyOf(x)
  4997  		return true
  4998  	}
  4999  	// match: (CMOVLGT _ x (FlagGT_ULT))
  5000  	// result: x
  5001  	for {
  5002  		x := v_1
  5003  		if v_2.Op != OpAMD64FlagGT_ULT {
  5004  			break
  5005  		}
  5006  		v.copyOf(x)
  5007  		return true
  5008  	}
  5009  	// match: (CMOVLGT y _ (FlagLT_ULT))
  5010  	// result: y
  5011  	for {
  5012  		y := v_0
  5013  		if v_2.Op != OpAMD64FlagLT_ULT {
  5014  			break
  5015  		}
  5016  		v.copyOf(y)
  5017  		return true
  5018  	}
  5019  	// match: (CMOVLGT y _ (FlagLT_UGT))
  5020  	// result: y
  5021  	for {
  5022  		y := v_0
  5023  		if v_2.Op != OpAMD64FlagLT_UGT {
  5024  			break
  5025  		}
  5026  		v.copyOf(y)
  5027  		return true
  5028  	}
  5029  	return false
  5030  }
  5031  func rewriteValueAMD64_OpAMD64CMOVLHI(v *Value) bool {
  5032  	v_2 := v.Args[2]
  5033  	v_1 := v.Args[1]
  5034  	v_0 := v.Args[0]
  5035  	// match: (CMOVLHI x y (InvertFlags cond))
  5036  	// result: (CMOVLCS x y cond)
  5037  	for {
  5038  		x := v_0
  5039  		y := v_1
  5040  		if v_2.Op != OpAMD64InvertFlags {
  5041  			break
  5042  		}
  5043  		cond := v_2.Args[0]
  5044  		v.reset(OpAMD64CMOVLCS)
  5045  		v.AddArg3(x, y, cond)
  5046  		return true
  5047  	}
  5048  	// match: (CMOVLHI y _ (FlagEQ))
  5049  	// result: y
  5050  	for {
  5051  		y := v_0
  5052  		if v_2.Op != OpAMD64FlagEQ {
  5053  			break
  5054  		}
  5055  		v.copyOf(y)
  5056  		return true
  5057  	}
  5058  	// match: (CMOVLHI _ x (FlagGT_UGT))
  5059  	// result: x
  5060  	for {
  5061  		x := v_1
  5062  		if v_2.Op != OpAMD64FlagGT_UGT {
  5063  			break
  5064  		}
  5065  		v.copyOf(x)
  5066  		return true
  5067  	}
  5068  	// match: (CMOVLHI y _ (FlagGT_ULT))
  5069  	// result: y
  5070  	for {
  5071  		y := v_0
  5072  		if v_2.Op != OpAMD64FlagGT_ULT {
  5073  			break
  5074  		}
  5075  		v.copyOf(y)
  5076  		return true
  5077  	}
  5078  	// match: (CMOVLHI y _ (FlagLT_ULT))
  5079  	// result: y
  5080  	for {
  5081  		y := v_0
  5082  		if v_2.Op != OpAMD64FlagLT_ULT {
  5083  			break
  5084  		}
  5085  		v.copyOf(y)
  5086  		return true
  5087  	}
  5088  	// match: (CMOVLHI _ x (FlagLT_UGT))
  5089  	// result: x
  5090  	for {
  5091  		x := v_1
  5092  		if v_2.Op != OpAMD64FlagLT_UGT {
  5093  			break
  5094  		}
  5095  		v.copyOf(x)
  5096  		return true
  5097  	}
  5098  	return false
  5099  }
  5100  func rewriteValueAMD64_OpAMD64CMOVLLE(v *Value) bool {
  5101  	v_2 := v.Args[2]
  5102  	v_1 := v.Args[1]
  5103  	v_0 := v.Args[0]
  5104  	// match: (CMOVLLE x y (InvertFlags cond))
  5105  	// result: (CMOVLGE x y cond)
  5106  	for {
  5107  		x := v_0
  5108  		y := v_1
  5109  		if v_2.Op != OpAMD64InvertFlags {
  5110  			break
  5111  		}
  5112  		cond := v_2.Args[0]
  5113  		v.reset(OpAMD64CMOVLGE)
  5114  		v.AddArg3(x, y, cond)
  5115  		return true
  5116  	}
  5117  	// match: (CMOVLLE _ x (FlagEQ))
  5118  	// result: x
  5119  	for {
  5120  		x := v_1
  5121  		if v_2.Op != OpAMD64FlagEQ {
  5122  			break
  5123  		}
  5124  		v.copyOf(x)
  5125  		return true
  5126  	}
  5127  	// match: (CMOVLLE y _ (FlagGT_UGT))
  5128  	// result: y
  5129  	for {
  5130  		y := v_0
  5131  		if v_2.Op != OpAMD64FlagGT_UGT {
  5132  			break
  5133  		}
  5134  		v.copyOf(y)
  5135  		return true
  5136  	}
  5137  	// match: (CMOVLLE y _ (FlagGT_ULT))
  5138  	// result: y
  5139  	for {
  5140  		y := v_0
  5141  		if v_2.Op != OpAMD64FlagGT_ULT {
  5142  			break
  5143  		}
  5144  		v.copyOf(y)
  5145  		return true
  5146  	}
  5147  	// match: (CMOVLLE _ x (FlagLT_ULT))
  5148  	// result: x
  5149  	for {
  5150  		x := v_1
  5151  		if v_2.Op != OpAMD64FlagLT_ULT {
  5152  			break
  5153  		}
  5154  		v.copyOf(x)
  5155  		return true
  5156  	}
  5157  	// match: (CMOVLLE _ x (FlagLT_UGT))
  5158  	// result: x
  5159  	for {
  5160  		x := v_1
  5161  		if v_2.Op != OpAMD64FlagLT_UGT {
  5162  			break
  5163  		}
  5164  		v.copyOf(x)
  5165  		return true
  5166  	}
  5167  	return false
  5168  }
  5169  func rewriteValueAMD64_OpAMD64CMOVLLS(v *Value) bool {
  5170  	v_2 := v.Args[2]
  5171  	v_1 := v.Args[1]
  5172  	v_0 := v.Args[0]
  5173  	// match: (CMOVLLS x y (InvertFlags cond))
  5174  	// result: (CMOVLCC x y cond)
  5175  	for {
  5176  		x := v_0
  5177  		y := v_1
  5178  		if v_2.Op != OpAMD64InvertFlags {
  5179  			break
  5180  		}
  5181  		cond := v_2.Args[0]
  5182  		v.reset(OpAMD64CMOVLCC)
  5183  		v.AddArg3(x, y, cond)
  5184  		return true
  5185  	}
  5186  	// match: (CMOVLLS _ x (FlagEQ))
  5187  	// result: x
  5188  	for {
  5189  		x := v_1
  5190  		if v_2.Op != OpAMD64FlagEQ {
  5191  			break
  5192  		}
  5193  		v.copyOf(x)
  5194  		return true
  5195  	}
  5196  	// match: (CMOVLLS y _ (FlagGT_UGT))
  5197  	// result: y
  5198  	for {
  5199  		y := v_0
  5200  		if v_2.Op != OpAMD64FlagGT_UGT {
  5201  			break
  5202  		}
  5203  		v.copyOf(y)
  5204  		return true
  5205  	}
  5206  	// match: (CMOVLLS _ x (FlagGT_ULT))
  5207  	// result: x
  5208  	for {
  5209  		x := v_1
  5210  		if v_2.Op != OpAMD64FlagGT_ULT {
  5211  			break
  5212  		}
  5213  		v.copyOf(x)
  5214  		return true
  5215  	}
  5216  	// match: (CMOVLLS _ x (FlagLT_ULT))
  5217  	// result: x
  5218  	for {
  5219  		x := v_1
  5220  		if v_2.Op != OpAMD64FlagLT_ULT {
  5221  			break
  5222  		}
  5223  		v.copyOf(x)
  5224  		return true
  5225  	}
  5226  	// match: (CMOVLLS y _ (FlagLT_UGT))
  5227  	// result: y
  5228  	for {
  5229  		y := v_0
  5230  		if v_2.Op != OpAMD64FlagLT_UGT {
  5231  			break
  5232  		}
  5233  		v.copyOf(y)
  5234  		return true
  5235  	}
  5236  	return false
  5237  }
  5238  func rewriteValueAMD64_OpAMD64CMOVLLT(v *Value) bool {
  5239  	v_2 := v.Args[2]
  5240  	v_1 := v.Args[1]
  5241  	v_0 := v.Args[0]
  5242  	// match: (CMOVLLT x y (InvertFlags cond))
  5243  	// result: (CMOVLGT x y cond)
  5244  	for {
  5245  		x := v_0
  5246  		y := v_1
  5247  		if v_2.Op != OpAMD64InvertFlags {
  5248  			break
  5249  		}
  5250  		cond := v_2.Args[0]
  5251  		v.reset(OpAMD64CMOVLGT)
  5252  		v.AddArg3(x, y, cond)
  5253  		return true
  5254  	}
  5255  	// match: (CMOVLLT y _ (FlagEQ))
  5256  	// result: y
  5257  	for {
  5258  		y := v_0
  5259  		if v_2.Op != OpAMD64FlagEQ {
  5260  			break
  5261  		}
  5262  		v.copyOf(y)
  5263  		return true
  5264  	}
  5265  	// match: (CMOVLLT y _ (FlagGT_UGT))
  5266  	// result: y
  5267  	for {
  5268  		y := v_0
  5269  		if v_2.Op != OpAMD64FlagGT_UGT {
  5270  			break
  5271  		}
  5272  		v.copyOf(y)
  5273  		return true
  5274  	}
  5275  	// match: (CMOVLLT y _ (FlagGT_ULT))
  5276  	// result: y
  5277  	for {
  5278  		y := v_0
  5279  		if v_2.Op != OpAMD64FlagGT_ULT {
  5280  			break
  5281  		}
  5282  		v.copyOf(y)
  5283  		return true
  5284  	}
  5285  	// match: (CMOVLLT _ x (FlagLT_ULT))
  5286  	// result: x
  5287  	for {
  5288  		x := v_1
  5289  		if v_2.Op != OpAMD64FlagLT_ULT {
  5290  			break
  5291  		}
  5292  		v.copyOf(x)
  5293  		return true
  5294  	}
  5295  	// match: (CMOVLLT _ x (FlagLT_UGT))
  5296  	// result: x
  5297  	for {
  5298  		x := v_1
  5299  		if v_2.Op != OpAMD64FlagLT_UGT {
  5300  			break
  5301  		}
  5302  		v.copyOf(x)
  5303  		return true
  5304  	}
  5305  	return false
  5306  }
  5307  func rewriteValueAMD64_OpAMD64CMOVLNE(v *Value) bool {
  5308  	v_2 := v.Args[2]
  5309  	v_1 := v.Args[1]
  5310  	v_0 := v.Args[0]
  5311  	// match: (CMOVLNE x y (InvertFlags cond))
  5312  	// result: (CMOVLNE x y cond)
  5313  	for {
  5314  		x := v_0
  5315  		y := v_1
  5316  		if v_2.Op != OpAMD64InvertFlags {
  5317  			break
  5318  		}
  5319  		cond := v_2.Args[0]
  5320  		v.reset(OpAMD64CMOVLNE)
  5321  		v.AddArg3(x, y, cond)
  5322  		return true
  5323  	}
  5324  	// match: (CMOVLNE y _ (FlagEQ))
  5325  	// result: y
  5326  	for {
  5327  		y := v_0
  5328  		if v_2.Op != OpAMD64FlagEQ {
  5329  			break
  5330  		}
  5331  		v.copyOf(y)
  5332  		return true
  5333  	}
  5334  	// match: (CMOVLNE _ x (FlagGT_UGT))
  5335  	// result: x
  5336  	for {
  5337  		x := v_1
  5338  		if v_2.Op != OpAMD64FlagGT_UGT {
  5339  			break
  5340  		}
  5341  		v.copyOf(x)
  5342  		return true
  5343  	}
  5344  	// match: (CMOVLNE _ x (FlagGT_ULT))
  5345  	// result: x
  5346  	for {
  5347  		x := v_1
  5348  		if v_2.Op != OpAMD64FlagGT_ULT {
  5349  			break
  5350  		}
  5351  		v.copyOf(x)
  5352  		return true
  5353  	}
  5354  	// match: (CMOVLNE _ x (FlagLT_ULT))
  5355  	// result: x
  5356  	for {
  5357  		x := v_1
  5358  		if v_2.Op != OpAMD64FlagLT_ULT {
  5359  			break
  5360  		}
  5361  		v.copyOf(x)
  5362  		return true
  5363  	}
  5364  	// match: (CMOVLNE _ x (FlagLT_UGT))
  5365  	// result: x
  5366  	for {
  5367  		x := v_1
  5368  		if v_2.Op != OpAMD64FlagLT_UGT {
  5369  			break
  5370  		}
  5371  		v.copyOf(x)
  5372  		return true
  5373  	}
  5374  	return false
  5375  }
  5376  func rewriteValueAMD64_OpAMD64CMOVQCC(v *Value) bool {
  5377  	v_2 := v.Args[2]
  5378  	v_1 := v.Args[1]
  5379  	v_0 := v.Args[0]
  5380  	// match: (CMOVQCC x y (InvertFlags cond))
  5381  	// result: (CMOVQLS x y cond)
  5382  	for {
  5383  		x := v_0
  5384  		y := v_1
  5385  		if v_2.Op != OpAMD64InvertFlags {
  5386  			break
  5387  		}
  5388  		cond := v_2.Args[0]
  5389  		v.reset(OpAMD64CMOVQLS)
  5390  		v.AddArg3(x, y, cond)
  5391  		return true
  5392  	}
  5393  	// match: (CMOVQCC _ x (FlagEQ))
  5394  	// result: x
  5395  	for {
  5396  		x := v_1
  5397  		if v_2.Op != OpAMD64FlagEQ {
  5398  			break
  5399  		}
  5400  		v.copyOf(x)
  5401  		return true
  5402  	}
  5403  	// match: (CMOVQCC _ x (FlagGT_UGT))
  5404  	// result: x
  5405  	for {
  5406  		x := v_1
  5407  		if v_2.Op != OpAMD64FlagGT_UGT {
  5408  			break
  5409  		}
  5410  		v.copyOf(x)
  5411  		return true
  5412  	}
  5413  	// match: (CMOVQCC y _ (FlagGT_ULT))
  5414  	// result: y
  5415  	for {
  5416  		y := v_0
  5417  		if v_2.Op != OpAMD64FlagGT_ULT {
  5418  			break
  5419  		}
  5420  		v.copyOf(y)
  5421  		return true
  5422  	}
  5423  	// match: (CMOVQCC y _ (FlagLT_ULT))
  5424  	// result: y
  5425  	for {
  5426  		y := v_0
  5427  		if v_2.Op != OpAMD64FlagLT_ULT {
  5428  			break
  5429  		}
  5430  		v.copyOf(y)
  5431  		return true
  5432  	}
  5433  	// match: (CMOVQCC _ x (FlagLT_UGT))
  5434  	// result: x
  5435  	for {
  5436  		x := v_1
  5437  		if v_2.Op != OpAMD64FlagLT_UGT {
  5438  			break
  5439  		}
  5440  		v.copyOf(x)
  5441  		return true
  5442  	}
  5443  	return false
  5444  }
  5445  func rewriteValueAMD64_OpAMD64CMOVQCS(v *Value) bool {
  5446  	v_2 := v.Args[2]
  5447  	v_1 := v.Args[1]
  5448  	v_0 := v.Args[0]
  5449  	// match: (CMOVQCS x y (InvertFlags cond))
  5450  	// result: (CMOVQHI x y cond)
  5451  	for {
  5452  		x := v_0
  5453  		y := v_1
  5454  		if v_2.Op != OpAMD64InvertFlags {
  5455  			break
  5456  		}
  5457  		cond := v_2.Args[0]
  5458  		v.reset(OpAMD64CMOVQHI)
  5459  		v.AddArg3(x, y, cond)
  5460  		return true
  5461  	}
  5462  	// match: (CMOVQCS y _ (FlagEQ))
  5463  	// result: y
  5464  	for {
  5465  		y := v_0
  5466  		if v_2.Op != OpAMD64FlagEQ {
  5467  			break
  5468  		}
  5469  		v.copyOf(y)
  5470  		return true
  5471  	}
  5472  	// match: (CMOVQCS y _ (FlagGT_UGT))
  5473  	// result: y
  5474  	for {
  5475  		y := v_0
  5476  		if v_2.Op != OpAMD64FlagGT_UGT {
  5477  			break
  5478  		}
  5479  		v.copyOf(y)
  5480  		return true
  5481  	}
  5482  	// match: (CMOVQCS _ x (FlagGT_ULT))
  5483  	// result: x
  5484  	for {
  5485  		x := v_1
  5486  		if v_2.Op != OpAMD64FlagGT_ULT {
  5487  			break
  5488  		}
  5489  		v.copyOf(x)
  5490  		return true
  5491  	}
  5492  	// match: (CMOVQCS _ x (FlagLT_ULT))
  5493  	// result: x
  5494  	for {
  5495  		x := v_1
  5496  		if v_2.Op != OpAMD64FlagLT_ULT {
  5497  			break
  5498  		}
  5499  		v.copyOf(x)
  5500  		return true
  5501  	}
  5502  	// match: (CMOVQCS y _ (FlagLT_UGT))
  5503  	// result: y
  5504  	for {
  5505  		y := v_0
  5506  		if v_2.Op != OpAMD64FlagLT_UGT {
  5507  			break
  5508  		}
  5509  		v.copyOf(y)
  5510  		return true
  5511  	}
  5512  	return false
  5513  }
  5514  func rewriteValueAMD64_OpAMD64CMOVQEQ(v *Value) bool {
  5515  	v_2 := v.Args[2]
  5516  	v_1 := v.Args[1]
  5517  	v_0 := v.Args[0]
  5518  	// match: (CMOVQEQ x y (InvertFlags cond))
  5519  	// result: (CMOVQEQ x y cond)
  5520  	for {
  5521  		x := v_0
  5522  		y := v_1
  5523  		if v_2.Op != OpAMD64InvertFlags {
  5524  			break
  5525  		}
  5526  		cond := v_2.Args[0]
  5527  		v.reset(OpAMD64CMOVQEQ)
  5528  		v.AddArg3(x, y, cond)
  5529  		return true
  5530  	}
  5531  	// match: (CMOVQEQ _ x (FlagEQ))
  5532  	// result: x
  5533  	for {
  5534  		x := v_1
  5535  		if v_2.Op != OpAMD64FlagEQ {
  5536  			break
  5537  		}
  5538  		v.copyOf(x)
  5539  		return true
  5540  	}
  5541  	// match: (CMOVQEQ y _ (FlagGT_UGT))
  5542  	// result: y
  5543  	for {
  5544  		y := v_0
  5545  		if v_2.Op != OpAMD64FlagGT_UGT {
  5546  			break
  5547  		}
  5548  		v.copyOf(y)
  5549  		return true
  5550  	}
  5551  	// match: (CMOVQEQ y _ (FlagGT_ULT))
  5552  	// result: y
  5553  	for {
  5554  		y := v_0
  5555  		if v_2.Op != OpAMD64FlagGT_ULT {
  5556  			break
  5557  		}
  5558  		v.copyOf(y)
  5559  		return true
  5560  	}
  5561  	// match: (CMOVQEQ y _ (FlagLT_ULT))
  5562  	// result: y
  5563  	for {
  5564  		y := v_0
  5565  		if v_2.Op != OpAMD64FlagLT_ULT {
  5566  			break
  5567  		}
  5568  		v.copyOf(y)
  5569  		return true
  5570  	}
  5571  	// match: (CMOVQEQ y _ (FlagLT_UGT))
  5572  	// result: y
  5573  	for {
  5574  		y := v_0
  5575  		if v_2.Op != OpAMD64FlagLT_UGT {
  5576  			break
  5577  		}
  5578  		v.copyOf(y)
  5579  		return true
  5580  	}
  5581  	// match: (CMOVQEQ x _ (Select1 (BSFQ (ORQconst [c] _))))
  5582  	// cond: c != 0
  5583  	// result: x
  5584  	for {
  5585  		x := v_0
  5586  		if v_2.Op != OpSelect1 {
  5587  			break
  5588  		}
  5589  		v_2_0 := v_2.Args[0]
  5590  		if v_2_0.Op != OpAMD64BSFQ {
  5591  			break
  5592  		}
  5593  		v_2_0_0 := v_2_0.Args[0]
  5594  		if v_2_0_0.Op != OpAMD64ORQconst {
  5595  			break
  5596  		}
  5597  		c := auxIntToInt32(v_2_0_0.AuxInt)
  5598  		if !(c != 0) {
  5599  			break
  5600  		}
  5601  		v.copyOf(x)
  5602  		return true
  5603  	}
  5604  	return false
  5605  }
  5606  func rewriteValueAMD64_OpAMD64CMOVQGE(v *Value) bool {
  5607  	v_2 := v.Args[2]
  5608  	v_1 := v.Args[1]
  5609  	v_0 := v.Args[0]
  5610  	// match: (CMOVQGE x y (InvertFlags cond))
  5611  	// result: (CMOVQLE x y cond)
  5612  	for {
  5613  		x := v_0
  5614  		y := v_1
  5615  		if v_2.Op != OpAMD64InvertFlags {
  5616  			break
  5617  		}
  5618  		cond := v_2.Args[0]
  5619  		v.reset(OpAMD64CMOVQLE)
  5620  		v.AddArg3(x, y, cond)
  5621  		return true
  5622  	}
  5623  	// match: (CMOVQGE _ x (FlagEQ))
  5624  	// result: x
  5625  	for {
  5626  		x := v_1
  5627  		if v_2.Op != OpAMD64FlagEQ {
  5628  			break
  5629  		}
  5630  		v.copyOf(x)
  5631  		return true
  5632  	}
  5633  	// match: (CMOVQGE _ x (FlagGT_UGT))
  5634  	// result: x
  5635  	for {
  5636  		x := v_1
  5637  		if v_2.Op != OpAMD64FlagGT_UGT {
  5638  			break
  5639  		}
  5640  		v.copyOf(x)
  5641  		return true
  5642  	}
  5643  	// match: (CMOVQGE _ x (FlagGT_ULT))
  5644  	// result: x
  5645  	for {
  5646  		x := v_1
  5647  		if v_2.Op != OpAMD64FlagGT_ULT {
  5648  			break
  5649  		}
  5650  		v.copyOf(x)
  5651  		return true
  5652  	}
  5653  	// match: (CMOVQGE y _ (FlagLT_ULT))
  5654  	// result: y
  5655  	for {
  5656  		y := v_0
  5657  		if v_2.Op != OpAMD64FlagLT_ULT {
  5658  			break
  5659  		}
  5660  		v.copyOf(y)
  5661  		return true
  5662  	}
  5663  	// match: (CMOVQGE y _ (FlagLT_UGT))
  5664  	// result: y
  5665  	for {
  5666  		y := v_0
  5667  		if v_2.Op != OpAMD64FlagLT_UGT {
  5668  			break
  5669  		}
  5670  		v.copyOf(y)
  5671  		return true
  5672  	}
  5673  	return false
  5674  }
  5675  func rewriteValueAMD64_OpAMD64CMOVQGT(v *Value) bool {
  5676  	v_2 := v.Args[2]
  5677  	v_1 := v.Args[1]
  5678  	v_0 := v.Args[0]
  5679  	// match: (CMOVQGT x y (InvertFlags cond))
  5680  	// result: (CMOVQLT x y cond)
  5681  	for {
  5682  		x := v_0
  5683  		y := v_1
  5684  		if v_2.Op != OpAMD64InvertFlags {
  5685  			break
  5686  		}
  5687  		cond := v_2.Args[0]
  5688  		v.reset(OpAMD64CMOVQLT)
  5689  		v.AddArg3(x, y, cond)
  5690  		return true
  5691  	}
  5692  	// match: (CMOVQGT y _ (FlagEQ))
  5693  	// result: y
  5694  	for {
  5695  		y := v_0
  5696  		if v_2.Op != OpAMD64FlagEQ {
  5697  			break
  5698  		}
  5699  		v.copyOf(y)
  5700  		return true
  5701  	}
  5702  	// match: (CMOVQGT _ x (FlagGT_UGT))
  5703  	// result: x
  5704  	for {
  5705  		x := v_1
  5706  		if v_2.Op != OpAMD64FlagGT_UGT {
  5707  			break
  5708  		}
  5709  		v.copyOf(x)
  5710  		return true
  5711  	}
  5712  	// match: (CMOVQGT _ x (FlagGT_ULT))
  5713  	// result: x
  5714  	for {
  5715  		x := v_1
  5716  		if v_2.Op != OpAMD64FlagGT_ULT {
  5717  			break
  5718  		}
  5719  		v.copyOf(x)
  5720  		return true
  5721  	}
  5722  	// match: (CMOVQGT y _ (FlagLT_ULT))
  5723  	// result: y
  5724  	for {
  5725  		y := v_0
  5726  		if v_2.Op != OpAMD64FlagLT_ULT {
  5727  			break
  5728  		}
  5729  		v.copyOf(y)
  5730  		return true
  5731  	}
  5732  	// match: (CMOVQGT y _ (FlagLT_UGT))
  5733  	// result: y
  5734  	for {
  5735  		y := v_0
  5736  		if v_2.Op != OpAMD64FlagLT_UGT {
  5737  			break
  5738  		}
  5739  		v.copyOf(y)
  5740  		return true
  5741  	}
  5742  	return false
  5743  }
  5744  func rewriteValueAMD64_OpAMD64CMOVQHI(v *Value) bool {
  5745  	v_2 := v.Args[2]
  5746  	v_1 := v.Args[1]
  5747  	v_0 := v.Args[0]
  5748  	// match: (CMOVQHI x y (InvertFlags cond))
  5749  	// result: (CMOVQCS x y cond)
  5750  	for {
  5751  		x := v_0
  5752  		y := v_1
  5753  		if v_2.Op != OpAMD64InvertFlags {
  5754  			break
  5755  		}
  5756  		cond := v_2.Args[0]
  5757  		v.reset(OpAMD64CMOVQCS)
  5758  		v.AddArg3(x, y, cond)
  5759  		return true
  5760  	}
  5761  	// match: (CMOVQHI y _ (FlagEQ))
  5762  	// result: y
  5763  	for {
  5764  		y := v_0
  5765  		if v_2.Op != OpAMD64FlagEQ {
  5766  			break
  5767  		}
  5768  		v.copyOf(y)
  5769  		return true
  5770  	}
  5771  	// match: (CMOVQHI _ x (FlagGT_UGT))
  5772  	// result: x
  5773  	for {
  5774  		x := v_1
  5775  		if v_2.Op != OpAMD64FlagGT_UGT {
  5776  			break
  5777  		}
  5778  		v.copyOf(x)
  5779  		return true
  5780  	}
  5781  	// match: (CMOVQHI y _ (FlagGT_ULT))
  5782  	// result: y
  5783  	for {
  5784  		y := v_0
  5785  		if v_2.Op != OpAMD64FlagGT_ULT {
  5786  			break
  5787  		}
  5788  		v.copyOf(y)
  5789  		return true
  5790  	}
  5791  	// match: (CMOVQHI y _ (FlagLT_ULT))
  5792  	// result: y
  5793  	for {
  5794  		y := v_0
  5795  		if v_2.Op != OpAMD64FlagLT_ULT {
  5796  			break
  5797  		}
  5798  		v.copyOf(y)
  5799  		return true
  5800  	}
  5801  	// match: (CMOVQHI _ x (FlagLT_UGT))
  5802  	// result: x
  5803  	for {
  5804  		x := v_1
  5805  		if v_2.Op != OpAMD64FlagLT_UGT {
  5806  			break
  5807  		}
  5808  		v.copyOf(x)
  5809  		return true
  5810  	}
  5811  	return false
  5812  }
  5813  func rewriteValueAMD64_OpAMD64CMOVQLE(v *Value) bool {
  5814  	v_2 := v.Args[2]
  5815  	v_1 := v.Args[1]
  5816  	v_0 := v.Args[0]
  5817  	// match: (CMOVQLE x y (InvertFlags cond))
  5818  	// result: (CMOVQGE x y cond)
  5819  	for {
  5820  		x := v_0
  5821  		y := v_1
  5822  		if v_2.Op != OpAMD64InvertFlags {
  5823  			break
  5824  		}
  5825  		cond := v_2.Args[0]
  5826  		v.reset(OpAMD64CMOVQGE)
  5827  		v.AddArg3(x, y, cond)
  5828  		return true
  5829  	}
  5830  	// match: (CMOVQLE _ x (FlagEQ))
  5831  	// result: x
  5832  	for {
  5833  		x := v_1
  5834  		if v_2.Op != OpAMD64FlagEQ {
  5835  			break
  5836  		}
  5837  		v.copyOf(x)
  5838  		return true
  5839  	}
  5840  	// match: (CMOVQLE y _ (FlagGT_UGT))
  5841  	// result: y
  5842  	for {
  5843  		y := v_0
  5844  		if v_2.Op != OpAMD64FlagGT_UGT {
  5845  			break
  5846  		}
  5847  		v.copyOf(y)
  5848  		return true
  5849  	}
  5850  	// match: (CMOVQLE y _ (FlagGT_ULT))
  5851  	// result: y
  5852  	for {
  5853  		y := v_0
  5854  		if v_2.Op != OpAMD64FlagGT_ULT {
  5855  			break
  5856  		}
  5857  		v.copyOf(y)
  5858  		return true
  5859  	}
  5860  	// match: (CMOVQLE _ x (FlagLT_ULT))
  5861  	// result: x
  5862  	for {
  5863  		x := v_1
  5864  		if v_2.Op != OpAMD64FlagLT_ULT {
  5865  			break
  5866  		}
  5867  		v.copyOf(x)
  5868  		return true
  5869  	}
  5870  	// match: (CMOVQLE _ x (FlagLT_UGT))
  5871  	// result: x
  5872  	for {
  5873  		x := v_1
  5874  		if v_2.Op != OpAMD64FlagLT_UGT {
  5875  			break
  5876  		}
  5877  		v.copyOf(x)
  5878  		return true
  5879  	}
  5880  	return false
  5881  }
  5882  func rewriteValueAMD64_OpAMD64CMOVQLS(v *Value) bool {
  5883  	v_2 := v.Args[2]
  5884  	v_1 := v.Args[1]
  5885  	v_0 := v.Args[0]
  5886  	// match: (CMOVQLS x y (InvertFlags cond))
  5887  	// result: (CMOVQCC x y cond)
  5888  	for {
  5889  		x := v_0
  5890  		y := v_1
  5891  		if v_2.Op != OpAMD64InvertFlags {
  5892  			break
  5893  		}
  5894  		cond := v_2.Args[0]
  5895  		v.reset(OpAMD64CMOVQCC)
  5896  		v.AddArg3(x, y, cond)
  5897  		return true
  5898  	}
  5899  	// match: (CMOVQLS _ x (FlagEQ))
  5900  	// result: x
  5901  	for {
  5902  		x := v_1
  5903  		if v_2.Op != OpAMD64FlagEQ {
  5904  			break
  5905  		}
  5906  		v.copyOf(x)
  5907  		return true
  5908  	}
  5909  	// match: (CMOVQLS y _ (FlagGT_UGT))
  5910  	// result: y
  5911  	for {
  5912  		y := v_0
  5913  		if v_2.Op != OpAMD64FlagGT_UGT {
  5914  			break
  5915  		}
  5916  		v.copyOf(y)
  5917  		return true
  5918  	}
  5919  	// match: (CMOVQLS _ x (FlagGT_ULT))
  5920  	// result: x
  5921  	for {
  5922  		x := v_1
  5923  		if v_2.Op != OpAMD64FlagGT_ULT {
  5924  			break
  5925  		}
  5926  		v.copyOf(x)
  5927  		return true
  5928  	}
  5929  	// match: (CMOVQLS _ x (FlagLT_ULT))
  5930  	// result: x
  5931  	for {
  5932  		x := v_1
  5933  		if v_2.Op != OpAMD64FlagLT_ULT {
  5934  			break
  5935  		}
  5936  		v.copyOf(x)
  5937  		return true
  5938  	}
  5939  	// match: (CMOVQLS y _ (FlagLT_UGT))
  5940  	// result: y
  5941  	for {
  5942  		y := v_0
  5943  		if v_2.Op != OpAMD64FlagLT_UGT {
  5944  			break
  5945  		}
  5946  		v.copyOf(y)
  5947  		return true
  5948  	}
  5949  	return false
  5950  }
  5951  func rewriteValueAMD64_OpAMD64CMOVQLT(v *Value) bool {
  5952  	v_2 := v.Args[2]
  5953  	v_1 := v.Args[1]
  5954  	v_0 := v.Args[0]
  5955  	// match: (CMOVQLT x y (InvertFlags cond))
  5956  	// result: (CMOVQGT x y cond)
  5957  	for {
  5958  		x := v_0
  5959  		y := v_1
  5960  		if v_2.Op != OpAMD64InvertFlags {
  5961  			break
  5962  		}
  5963  		cond := v_2.Args[0]
  5964  		v.reset(OpAMD64CMOVQGT)
  5965  		v.AddArg3(x, y, cond)
  5966  		return true
  5967  	}
  5968  	// match: (CMOVQLT y _ (FlagEQ))
  5969  	// result: y
  5970  	for {
  5971  		y := v_0
  5972  		if v_2.Op != OpAMD64FlagEQ {
  5973  			break
  5974  		}
  5975  		v.copyOf(y)
  5976  		return true
  5977  	}
  5978  	// match: (CMOVQLT y _ (FlagGT_UGT))
  5979  	// result: y
  5980  	for {
  5981  		y := v_0
  5982  		if v_2.Op != OpAMD64FlagGT_UGT {
  5983  			break
  5984  		}
  5985  		v.copyOf(y)
  5986  		return true
  5987  	}
  5988  	// match: (CMOVQLT y _ (FlagGT_ULT))
  5989  	// result: y
  5990  	for {
  5991  		y := v_0
  5992  		if v_2.Op != OpAMD64FlagGT_ULT {
  5993  			break
  5994  		}
  5995  		v.copyOf(y)
  5996  		return true
  5997  	}
  5998  	// match: (CMOVQLT _ x (FlagLT_ULT))
  5999  	// result: x
  6000  	for {
  6001  		x := v_1
  6002  		if v_2.Op != OpAMD64FlagLT_ULT {
  6003  			break
  6004  		}
  6005  		v.copyOf(x)
  6006  		return true
  6007  	}
  6008  	// match: (CMOVQLT _ x (FlagLT_UGT))
  6009  	// result: x
  6010  	for {
  6011  		x := v_1
  6012  		if v_2.Op != OpAMD64FlagLT_UGT {
  6013  			break
  6014  		}
  6015  		v.copyOf(x)
  6016  		return true
  6017  	}
  6018  	return false
  6019  }
  6020  func rewriteValueAMD64_OpAMD64CMOVQNE(v *Value) bool {
  6021  	v_2 := v.Args[2]
  6022  	v_1 := v.Args[1]
  6023  	v_0 := v.Args[0]
  6024  	// match: (CMOVQNE x y (InvertFlags cond))
  6025  	// result: (CMOVQNE x y cond)
  6026  	for {
  6027  		x := v_0
  6028  		y := v_1
  6029  		if v_2.Op != OpAMD64InvertFlags {
  6030  			break
  6031  		}
  6032  		cond := v_2.Args[0]
  6033  		v.reset(OpAMD64CMOVQNE)
  6034  		v.AddArg3(x, y, cond)
  6035  		return true
  6036  	}
  6037  	// match: (CMOVQNE y _ (FlagEQ))
  6038  	// result: y
  6039  	for {
  6040  		y := v_0
  6041  		if v_2.Op != OpAMD64FlagEQ {
  6042  			break
  6043  		}
  6044  		v.copyOf(y)
  6045  		return true
  6046  	}
  6047  	// match: (CMOVQNE _ x (FlagGT_UGT))
  6048  	// result: x
  6049  	for {
  6050  		x := v_1
  6051  		if v_2.Op != OpAMD64FlagGT_UGT {
  6052  			break
  6053  		}
  6054  		v.copyOf(x)
  6055  		return true
  6056  	}
  6057  	// match: (CMOVQNE _ x (FlagGT_ULT))
  6058  	// result: x
  6059  	for {
  6060  		x := v_1
  6061  		if v_2.Op != OpAMD64FlagGT_ULT {
  6062  			break
  6063  		}
  6064  		v.copyOf(x)
  6065  		return true
  6066  	}
  6067  	// match: (CMOVQNE _ x (FlagLT_ULT))
  6068  	// result: x
  6069  	for {
  6070  		x := v_1
  6071  		if v_2.Op != OpAMD64FlagLT_ULT {
  6072  			break
  6073  		}
  6074  		v.copyOf(x)
  6075  		return true
  6076  	}
  6077  	// match: (CMOVQNE _ x (FlagLT_UGT))
  6078  	// result: x
  6079  	for {
  6080  		x := v_1
  6081  		if v_2.Op != OpAMD64FlagLT_UGT {
  6082  			break
  6083  		}
  6084  		v.copyOf(x)
  6085  		return true
  6086  	}
  6087  	return false
  6088  }
  6089  func rewriteValueAMD64_OpAMD64CMOVWCC(v *Value) bool {
  6090  	v_2 := v.Args[2]
  6091  	v_1 := v.Args[1]
  6092  	v_0 := v.Args[0]
  6093  	// match: (CMOVWCC x y (InvertFlags cond))
  6094  	// result: (CMOVWLS x y cond)
  6095  	for {
  6096  		x := v_0
  6097  		y := v_1
  6098  		if v_2.Op != OpAMD64InvertFlags {
  6099  			break
  6100  		}
  6101  		cond := v_2.Args[0]
  6102  		v.reset(OpAMD64CMOVWLS)
  6103  		v.AddArg3(x, y, cond)
  6104  		return true
  6105  	}
  6106  	// match: (CMOVWCC _ x (FlagEQ))
  6107  	// result: x
  6108  	for {
  6109  		x := v_1
  6110  		if v_2.Op != OpAMD64FlagEQ {
  6111  			break
  6112  		}
  6113  		v.copyOf(x)
  6114  		return true
  6115  	}
  6116  	// match: (CMOVWCC _ x (FlagGT_UGT))
  6117  	// result: x
  6118  	for {
  6119  		x := v_1
  6120  		if v_2.Op != OpAMD64FlagGT_UGT {
  6121  			break
  6122  		}
  6123  		v.copyOf(x)
  6124  		return true
  6125  	}
  6126  	// match: (CMOVWCC y _ (FlagGT_ULT))
  6127  	// result: y
  6128  	for {
  6129  		y := v_0
  6130  		if v_2.Op != OpAMD64FlagGT_ULT {
  6131  			break
  6132  		}
  6133  		v.copyOf(y)
  6134  		return true
  6135  	}
  6136  	// match: (CMOVWCC y _ (FlagLT_ULT))
  6137  	// result: y
  6138  	for {
  6139  		y := v_0
  6140  		if v_2.Op != OpAMD64FlagLT_ULT {
  6141  			break
  6142  		}
  6143  		v.copyOf(y)
  6144  		return true
  6145  	}
  6146  	// match: (CMOVWCC _ x (FlagLT_UGT))
  6147  	// result: x
  6148  	for {
  6149  		x := v_1
  6150  		if v_2.Op != OpAMD64FlagLT_UGT {
  6151  			break
  6152  		}
  6153  		v.copyOf(x)
  6154  		return true
  6155  	}
  6156  	return false
  6157  }
  6158  func rewriteValueAMD64_OpAMD64CMOVWCS(v *Value) bool {
  6159  	v_2 := v.Args[2]
  6160  	v_1 := v.Args[1]
  6161  	v_0 := v.Args[0]
  6162  	// match: (CMOVWCS x y (InvertFlags cond))
  6163  	// result: (CMOVWHI x y cond)
  6164  	for {
  6165  		x := v_0
  6166  		y := v_1
  6167  		if v_2.Op != OpAMD64InvertFlags {
  6168  			break
  6169  		}
  6170  		cond := v_2.Args[0]
  6171  		v.reset(OpAMD64CMOVWHI)
  6172  		v.AddArg3(x, y, cond)
  6173  		return true
  6174  	}
  6175  	// match: (CMOVWCS y _ (FlagEQ))
  6176  	// result: y
  6177  	for {
  6178  		y := v_0
  6179  		if v_2.Op != OpAMD64FlagEQ {
  6180  			break
  6181  		}
  6182  		v.copyOf(y)
  6183  		return true
  6184  	}
  6185  	// match: (CMOVWCS y _ (FlagGT_UGT))
  6186  	// result: y
  6187  	for {
  6188  		y := v_0
  6189  		if v_2.Op != OpAMD64FlagGT_UGT {
  6190  			break
  6191  		}
  6192  		v.copyOf(y)
  6193  		return true
  6194  	}
  6195  	// match: (CMOVWCS _ x (FlagGT_ULT))
  6196  	// result: x
  6197  	for {
  6198  		x := v_1
  6199  		if v_2.Op != OpAMD64FlagGT_ULT {
  6200  			break
  6201  		}
  6202  		v.copyOf(x)
  6203  		return true
  6204  	}
  6205  	// match: (CMOVWCS _ x (FlagLT_ULT))
  6206  	// result: x
  6207  	for {
  6208  		x := v_1
  6209  		if v_2.Op != OpAMD64FlagLT_ULT {
  6210  			break
  6211  		}
  6212  		v.copyOf(x)
  6213  		return true
  6214  	}
  6215  	// match: (CMOVWCS y _ (FlagLT_UGT))
  6216  	// result: y
  6217  	for {
  6218  		y := v_0
  6219  		if v_2.Op != OpAMD64FlagLT_UGT {
  6220  			break
  6221  		}
  6222  		v.copyOf(y)
  6223  		return true
  6224  	}
  6225  	return false
  6226  }
  6227  func rewriteValueAMD64_OpAMD64CMOVWEQ(v *Value) bool {
  6228  	v_2 := v.Args[2]
  6229  	v_1 := v.Args[1]
  6230  	v_0 := v.Args[0]
  6231  	// match: (CMOVWEQ x y (InvertFlags cond))
  6232  	// result: (CMOVWEQ x y cond)
  6233  	for {
  6234  		x := v_0
  6235  		y := v_1
  6236  		if v_2.Op != OpAMD64InvertFlags {
  6237  			break
  6238  		}
  6239  		cond := v_2.Args[0]
  6240  		v.reset(OpAMD64CMOVWEQ)
  6241  		v.AddArg3(x, y, cond)
  6242  		return true
  6243  	}
  6244  	// match: (CMOVWEQ _ x (FlagEQ))
  6245  	// result: x
  6246  	for {
  6247  		x := v_1
  6248  		if v_2.Op != OpAMD64FlagEQ {
  6249  			break
  6250  		}
  6251  		v.copyOf(x)
  6252  		return true
  6253  	}
  6254  	// match: (CMOVWEQ y _ (FlagGT_UGT))
  6255  	// result: y
  6256  	for {
  6257  		y := v_0
  6258  		if v_2.Op != OpAMD64FlagGT_UGT {
  6259  			break
  6260  		}
  6261  		v.copyOf(y)
  6262  		return true
  6263  	}
  6264  	// match: (CMOVWEQ y _ (FlagGT_ULT))
  6265  	// result: y
  6266  	for {
  6267  		y := v_0
  6268  		if v_2.Op != OpAMD64FlagGT_ULT {
  6269  			break
  6270  		}
  6271  		v.copyOf(y)
  6272  		return true
  6273  	}
  6274  	// match: (CMOVWEQ y _ (FlagLT_ULT))
  6275  	// result: y
  6276  	for {
  6277  		y := v_0
  6278  		if v_2.Op != OpAMD64FlagLT_ULT {
  6279  			break
  6280  		}
  6281  		v.copyOf(y)
  6282  		return true
  6283  	}
  6284  	// match: (CMOVWEQ y _ (FlagLT_UGT))
  6285  	// result: y
  6286  	for {
  6287  		y := v_0
  6288  		if v_2.Op != OpAMD64FlagLT_UGT {
  6289  			break
  6290  		}
  6291  		v.copyOf(y)
  6292  		return true
  6293  	}
  6294  	return false
  6295  }
  6296  func rewriteValueAMD64_OpAMD64CMOVWGE(v *Value) bool {
  6297  	v_2 := v.Args[2]
  6298  	v_1 := v.Args[1]
  6299  	v_0 := v.Args[0]
  6300  	// match: (CMOVWGE x y (InvertFlags cond))
  6301  	// result: (CMOVWLE x y cond)
  6302  	for {
  6303  		x := v_0
  6304  		y := v_1
  6305  		if v_2.Op != OpAMD64InvertFlags {
  6306  			break
  6307  		}
  6308  		cond := v_2.Args[0]
  6309  		v.reset(OpAMD64CMOVWLE)
  6310  		v.AddArg3(x, y, cond)
  6311  		return true
  6312  	}
  6313  	// match: (CMOVWGE _ x (FlagEQ))
  6314  	// result: x
  6315  	for {
  6316  		x := v_1
  6317  		if v_2.Op != OpAMD64FlagEQ {
  6318  			break
  6319  		}
  6320  		v.copyOf(x)
  6321  		return true
  6322  	}
  6323  	// match: (CMOVWGE _ x (FlagGT_UGT))
  6324  	// result: x
  6325  	for {
  6326  		x := v_1
  6327  		if v_2.Op != OpAMD64FlagGT_UGT {
  6328  			break
  6329  		}
  6330  		v.copyOf(x)
  6331  		return true
  6332  	}
  6333  	// match: (CMOVWGE _ x (FlagGT_ULT))
  6334  	// result: x
  6335  	for {
  6336  		x := v_1
  6337  		if v_2.Op != OpAMD64FlagGT_ULT {
  6338  			break
  6339  		}
  6340  		v.copyOf(x)
  6341  		return true
  6342  	}
  6343  	// match: (CMOVWGE y _ (FlagLT_ULT))
  6344  	// result: y
  6345  	for {
  6346  		y := v_0
  6347  		if v_2.Op != OpAMD64FlagLT_ULT {
  6348  			break
  6349  		}
  6350  		v.copyOf(y)
  6351  		return true
  6352  	}
  6353  	// match: (CMOVWGE y _ (FlagLT_UGT))
  6354  	// result: y
  6355  	for {
  6356  		y := v_0
  6357  		if v_2.Op != OpAMD64FlagLT_UGT {
  6358  			break
  6359  		}
  6360  		v.copyOf(y)
  6361  		return true
  6362  	}
  6363  	return false
  6364  }
  6365  func rewriteValueAMD64_OpAMD64CMOVWGT(v *Value) bool {
  6366  	v_2 := v.Args[2]
  6367  	v_1 := v.Args[1]
  6368  	v_0 := v.Args[0]
  6369  	// match: (CMOVWGT x y (InvertFlags cond))
  6370  	// result: (CMOVWLT x y cond)
  6371  	for {
  6372  		x := v_0
  6373  		y := v_1
  6374  		if v_2.Op != OpAMD64InvertFlags {
  6375  			break
  6376  		}
  6377  		cond := v_2.Args[0]
  6378  		v.reset(OpAMD64CMOVWLT)
  6379  		v.AddArg3(x, y, cond)
  6380  		return true
  6381  	}
  6382  	// match: (CMOVWGT y _ (FlagEQ))
  6383  	// result: y
  6384  	for {
  6385  		y := v_0
  6386  		if v_2.Op != OpAMD64FlagEQ {
  6387  			break
  6388  		}
  6389  		v.copyOf(y)
  6390  		return true
  6391  	}
  6392  	// match: (CMOVWGT _ x (FlagGT_UGT))
  6393  	// result: x
  6394  	for {
  6395  		x := v_1
  6396  		if v_2.Op != OpAMD64FlagGT_UGT {
  6397  			break
  6398  		}
  6399  		v.copyOf(x)
  6400  		return true
  6401  	}
  6402  	// match: (CMOVWGT _ x (FlagGT_ULT))
  6403  	// result: x
  6404  	for {
  6405  		x := v_1
  6406  		if v_2.Op != OpAMD64FlagGT_ULT {
  6407  			break
  6408  		}
  6409  		v.copyOf(x)
  6410  		return true
  6411  	}
  6412  	// match: (CMOVWGT y _ (FlagLT_ULT))
  6413  	// result: y
  6414  	for {
  6415  		y := v_0
  6416  		if v_2.Op != OpAMD64FlagLT_ULT {
  6417  			break
  6418  		}
  6419  		v.copyOf(y)
  6420  		return true
  6421  	}
  6422  	// match: (CMOVWGT y _ (FlagLT_UGT))
  6423  	// result: y
  6424  	for {
  6425  		y := v_0
  6426  		if v_2.Op != OpAMD64FlagLT_UGT {
  6427  			break
  6428  		}
  6429  		v.copyOf(y)
  6430  		return true
  6431  	}
  6432  	return false
  6433  }
  6434  func rewriteValueAMD64_OpAMD64CMOVWHI(v *Value) bool {
  6435  	v_2 := v.Args[2]
  6436  	v_1 := v.Args[1]
  6437  	v_0 := v.Args[0]
  6438  	// match: (CMOVWHI x y (InvertFlags cond))
  6439  	// result: (CMOVWCS x y cond)
  6440  	for {
  6441  		x := v_0
  6442  		y := v_1
  6443  		if v_2.Op != OpAMD64InvertFlags {
  6444  			break
  6445  		}
  6446  		cond := v_2.Args[0]
  6447  		v.reset(OpAMD64CMOVWCS)
  6448  		v.AddArg3(x, y, cond)
  6449  		return true
  6450  	}
  6451  	// match: (CMOVWHI y _ (FlagEQ))
  6452  	// result: y
  6453  	for {
  6454  		y := v_0
  6455  		if v_2.Op != OpAMD64FlagEQ {
  6456  			break
  6457  		}
  6458  		v.copyOf(y)
  6459  		return true
  6460  	}
  6461  	// match: (CMOVWHI _ x (FlagGT_UGT))
  6462  	// result: x
  6463  	for {
  6464  		x := v_1
  6465  		if v_2.Op != OpAMD64FlagGT_UGT {
  6466  			break
  6467  		}
  6468  		v.copyOf(x)
  6469  		return true
  6470  	}
  6471  	// match: (CMOVWHI y _ (FlagGT_ULT))
  6472  	// result: y
  6473  	for {
  6474  		y := v_0
  6475  		if v_2.Op != OpAMD64FlagGT_ULT {
  6476  			break
  6477  		}
  6478  		v.copyOf(y)
  6479  		return true
  6480  	}
  6481  	// match: (CMOVWHI y _ (FlagLT_ULT))
  6482  	// result: y
  6483  	for {
  6484  		y := v_0
  6485  		if v_2.Op != OpAMD64FlagLT_ULT {
  6486  			break
  6487  		}
  6488  		v.copyOf(y)
  6489  		return true
  6490  	}
  6491  	// match: (CMOVWHI _ x (FlagLT_UGT))
  6492  	// result: x
  6493  	for {
  6494  		x := v_1
  6495  		if v_2.Op != OpAMD64FlagLT_UGT {
  6496  			break
  6497  		}
  6498  		v.copyOf(x)
  6499  		return true
  6500  	}
  6501  	return false
  6502  }
  6503  func rewriteValueAMD64_OpAMD64CMOVWLE(v *Value) bool {
  6504  	v_2 := v.Args[2]
  6505  	v_1 := v.Args[1]
  6506  	v_0 := v.Args[0]
  6507  	// match: (CMOVWLE x y (InvertFlags cond))
  6508  	// result: (CMOVWGE x y cond)
  6509  	for {
  6510  		x := v_0
  6511  		y := v_1
  6512  		if v_2.Op != OpAMD64InvertFlags {
  6513  			break
  6514  		}
  6515  		cond := v_2.Args[0]
  6516  		v.reset(OpAMD64CMOVWGE)
  6517  		v.AddArg3(x, y, cond)
  6518  		return true
  6519  	}
  6520  	// match: (CMOVWLE _ x (FlagEQ))
  6521  	// result: x
  6522  	for {
  6523  		x := v_1
  6524  		if v_2.Op != OpAMD64FlagEQ {
  6525  			break
  6526  		}
  6527  		v.copyOf(x)
  6528  		return true
  6529  	}
  6530  	// match: (CMOVWLE y _ (FlagGT_UGT))
  6531  	// result: y
  6532  	for {
  6533  		y := v_0
  6534  		if v_2.Op != OpAMD64FlagGT_UGT {
  6535  			break
  6536  		}
  6537  		v.copyOf(y)
  6538  		return true
  6539  	}
  6540  	// match: (CMOVWLE y _ (FlagGT_ULT))
  6541  	// result: y
  6542  	for {
  6543  		y := v_0
  6544  		if v_2.Op != OpAMD64FlagGT_ULT {
  6545  			break
  6546  		}
  6547  		v.copyOf(y)
  6548  		return true
  6549  	}
  6550  	// match: (CMOVWLE _ x (FlagLT_ULT))
  6551  	// result: x
  6552  	for {
  6553  		x := v_1
  6554  		if v_2.Op != OpAMD64FlagLT_ULT {
  6555  			break
  6556  		}
  6557  		v.copyOf(x)
  6558  		return true
  6559  	}
  6560  	// match: (CMOVWLE _ x (FlagLT_UGT))
  6561  	// result: x
  6562  	for {
  6563  		x := v_1
  6564  		if v_2.Op != OpAMD64FlagLT_UGT {
  6565  			break
  6566  		}
  6567  		v.copyOf(x)
  6568  		return true
  6569  	}
  6570  	return false
  6571  }
  6572  func rewriteValueAMD64_OpAMD64CMOVWLS(v *Value) bool {
  6573  	v_2 := v.Args[2]
  6574  	v_1 := v.Args[1]
  6575  	v_0 := v.Args[0]
  6576  	// match: (CMOVWLS x y (InvertFlags cond))
  6577  	// result: (CMOVWCC x y cond)
  6578  	for {
  6579  		x := v_0
  6580  		y := v_1
  6581  		if v_2.Op != OpAMD64InvertFlags {
  6582  			break
  6583  		}
  6584  		cond := v_2.Args[0]
  6585  		v.reset(OpAMD64CMOVWCC)
  6586  		v.AddArg3(x, y, cond)
  6587  		return true
  6588  	}
  6589  	// match: (CMOVWLS _ x (FlagEQ))
  6590  	// result: x
  6591  	for {
  6592  		x := v_1
  6593  		if v_2.Op != OpAMD64FlagEQ {
  6594  			break
  6595  		}
  6596  		v.copyOf(x)
  6597  		return true
  6598  	}
  6599  	// match: (CMOVWLS y _ (FlagGT_UGT))
  6600  	// result: y
  6601  	for {
  6602  		y := v_0
  6603  		if v_2.Op != OpAMD64FlagGT_UGT {
  6604  			break
  6605  		}
  6606  		v.copyOf(y)
  6607  		return true
  6608  	}
  6609  	// match: (CMOVWLS _ x (FlagGT_ULT))
  6610  	// result: x
  6611  	for {
  6612  		x := v_1
  6613  		if v_2.Op != OpAMD64FlagGT_ULT {
  6614  			break
  6615  		}
  6616  		v.copyOf(x)
  6617  		return true
  6618  	}
  6619  	// match: (CMOVWLS _ x (FlagLT_ULT))
  6620  	// result: x
  6621  	for {
  6622  		x := v_1
  6623  		if v_2.Op != OpAMD64FlagLT_ULT {
  6624  			break
  6625  		}
  6626  		v.copyOf(x)
  6627  		return true
  6628  	}
  6629  	// match: (CMOVWLS y _ (FlagLT_UGT))
  6630  	// result: y
  6631  	for {
  6632  		y := v_0
  6633  		if v_2.Op != OpAMD64FlagLT_UGT {
  6634  			break
  6635  		}
  6636  		v.copyOf(y)
  6637  		return true
  6638  	}
  6639  	return false
  6640  }
  6641  func rewriteValueAMD64_OpAMD64CMOVWLT(v *Value) bool {
  6642  	v_2 := v.Args[2]
  6643  	v_1 := v.Args[1]
  6644  	v_0 := v.Args[0]
  6645  	// match: (CMOVWLT x y (InvertFlags cond))
  6646  	// result: (CMOVWGT x y cond)
  6647  	for {
  6648  		x := v_0
  6649  		y := v_1
  6650  		if v_2.Op != OpAMD64InvertFlags {
  6651  			break
  6652  		}
  6653  		cond := v_2.Args[0]
  6654  		v.reset(OpAMD64CMOVWGT)
  6655  		v.AddArg3(x, y, cond)
  6656  		return true
  6657  	}
  6658  	// match: (CMOVWLT y _ (FlagEQ))
  6659  	// result: y
  6660  	for {
  6661  		y := v_0
  6662  		if v_2.Op != OpAMD64FlagEQ {
  6663  			break
  6664  		}
  6665  		v.copyOf(y)
  6666  		return true
  6667  	}
  6668  	// match: (CMOVWLT y _ (FlagGT_UGT))
  6669  	// result: y
  6670  	for {
  6671  		y := v_0
  6672  		if v_2.Op != OpAMD64FlagGT_UGT {
  6673  			break
  6674  		}
  6675  		v.copyOf(y)
  6676  		return true
  6677  	}
  6678  	// match: (CMOVWLT y _ (FlagGT_ULT))
  6679  	// result: y
  6680  	for {
  6681  		y := v_0
  6682  		if v_2.Op != OpAMD64FlagGT_ULT {
  6683  			break
  6684  		}
  6685  		v.copyOf(y)
  6686  		return true
  6687  	}
  6688  	// match: (CMOVWLT _ x (FlagLT_ULT))
  6689  	// result: x
  6690  	for {
  6691  		x := v_1
  6692  		if v_2.Op != OpAMD64FlagLT_ULT {
  6693  			break
  6694  		}
  6695  		v.copyOf(x)
  6696  		return true
  6697  	}
  6698  	// match: (CMOVWLT _ x (FlagLT_UGT))
  6699  	// result: x
  6700  	for {
  6701  		x := v_1
  6702  		if v_2.Op != OpAMD64FlagLT_UGT {
  6703  			break
  6704  		}
  6705  		v.copyOf(x)
  6706  		return true
  6707  	}
  6708  	return false
  6709  }
  6710  func rewriteValueAMD64_OpAMD64CMOVWNE(v *Value) bool {
  6711  	v_2 := v.Args[2]
  6712  	v_1 := v.Args[1]
  6713  	v_0 := v.Args[0]
  6714  	// match: (CMOVWNE x y (InvertFlags cond))
  6715  	// result: (CMOVWNE x y cond)
  6716  	for {
  6717  		x := v_0
  6718  		y := v_1
  6719  		if v_2.Op != OpAMD64InvertFlags {
  6720  			break
  6721  		}
  6722  		cond := v_2.Args[0]
  6723  		v.reset(OpAMD64CMOVWNE)
  6724  		v.AddArg3(x, y, cond)
  6725  		return true
  6726  	}
  6727  	// match: (CMOVWNE y _ (FlagEQ))
  6728  	// result: y
  6729  	for {
  6730  		y := v_0
  6731  		if v_2.Op != OpAMD64FlagEQ {
  6732  			break
  6733  		}
  6734  		v.copyOf(y)
  6735  		return true
  6736  	}
  6737  	// match: (CMOVWNE _ x (FlagGT_UGT))
  6738  	// result: x
  6739  	for {
  6740  		x := v_1
  6741  		if v_2.Op != OpAMD64FlagGT_UGT {
  6742  			break
  6743  		}
  6744  		v.copyOf(x)
  6745  		return true
  6746  	}
  6747  	// match: (CMOVWNE _ x (FlagGT_ULT))
  6748  	// result: x
  6749  	for {
  6750  		x := v_1
  6751  		if v_2.Op != OpAMD64FlagGT_ULT {
  6752  			break
  6753  		}
  6754  		v.copyOf(x)
  6755  		return true
  6756  	}
  6757  	// match: (CMOVWNE _ x (FlagLT_ULT))
  6758  	// result: x
  6759  	for {
  6760  		x := v_1
  6761  		if v_2.Op != OpAMD64FlagLT_ULT {
  6762  			break
  6763  		}
  6764  		v.copyOf(x)
  6765  		return true
  6766  	}
  6767  	// match: (CMOVWNE _ x (FlagLT_UGT))
  6768  	// result: x
  6769  	for {
  6770  		x := v_1
  6771  		if v_2.Op != OpAMD64FlagLT_UGT {
  6772  			break
  6773  		}
  6774  		v.copyOf(x)
  6775  		return true
  6776  	}
  6777  	return false
  6778  }
  6779  func rewriteValueAMD64_OpAMD64CMPB(v *Value) bool {
  6780  	v_1 := v.Args[1]
  6781  	v_0 := v.Args[0]
  6782  	b := v.Block
  6783  	// match: (CMPB x (MOVLconst [c]))
  6784  	// result: (CMPBconst x [int8(c)])
  6785  	for {
  6786  		x := v_0
  6787  		if v_1.Op != OpAMD64MOVLconst {
  6788  			break
  6789  		}
  6790  		c := auxIntToInt32(v_1.AuxInt)
  6791  		v.reset(OpAMD64CMPBconst)
  6792  		v.AuxInt = int8ToAuxInt(int8(c))
  6793  		v.AddArg(x)
  6794  		return true
  6795  	}
  6796  	// match: (CMPB (MOVLconst [c]) x)
  6797  	// result: (InvertFlags (CMPBconst x [int8(c)]))
  6798  	for {
  6799  		if v_0.Op != OpAMD64MOVLconst {
  6800  			break
  6801  		}
  6802  		c := auxIntToInt32(v_0.AuxInt)
  6803  		x := v_1
  6804  		v.reset(OpAMD64InvertFlags)
  6805  		v0 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags)
  6806  		v0.AuxInt = int8ToAuxInt(int8(c))
  6807  		v0.AddArg(x)
  6808  		v.AddArg(v0)
  6809  		return true
  6810  	}
  6811  	// match: (CMPB x y)
  6812  	// cond: x.ID > y.ID
  6813  	// result: (InvertFlags (CMPB y x))
  6814  	for {
  6815  		x := v_0
  6816  		y := v_1
  6817  		if !(x.ID > y.ID) {
  6818  			break
  6819  		}
  6820  		v.reset(OpAMD64InvertFlags)
  6821  		v0 := b.NewValue0(v.Pos, OpAMD64CMPB, types.TypeFlags)
  6822  		v0.AddArg2(y, x)
  6823  		v.AddArg(v0)
  6824  		return true
  6825  	}
  6826  	// match: (CMPB l:(MOVBload {sym} [off] ptr mem) x)
  6827  	// cond: canMergeLoad(v, l) && clobber(l)
  6828  	// result: (CMPBload {sym} [off] ptr x mem)
  6829  	for {
  6830  		l := v_0
  6831  		if l.Op != OpAMD64MOVBload {
  6832  			break
  6833  		}
  6834  		off := auxIntToInt32(l.AuxInt)
  6835  		sym := auxToSym(l.Aux)
  6836  		mem := l.Args[1]
  6837  		ptr := l.Args[0]
  6838  		x := v_1
  6839  		if !(canMergeLoad(v, l) && clobber(l)) {
  6840  			break
  6841  		}
  6842  		v.reset(OpAMD64CMPBload)
  6843  		v.AuxInt = int32ToAuxInt(off)
  6844  		v.Aux = symToAux(sym)
  6845  		v.AddArg3(ptr, x, mem)
  6846  		return true
  6847  	}
  6848  	// match: (CMPB x l:(MOVBload {sym} [off] ptr mem))
  6849  	// cond: canMergeLoad(v, l) && clobber(l)
  6850  	// result: (InvertFlags (CMPBload {sym} [off] ptr x mem))
  6851  	for {
  6852  		x := v_0
  6853  		l := v_1
  6854  		if l.Op != OpAMD64MOVBload {
  6855  			break
  6856  		}
  6857  		off := auxIntToInt32(l.AuxInt)
  6858  		sym := auxToSym(l.Aux)
  6859  		mem := l.Args[1]
  6860  		ptr := l.Args[0]
  6861  		if !(canMergeLoad(v, l) && clobber(l)) {
  6862  			break
  6863  		}
  6864  		v.reset(OpAMD64InvertFlags)
  6865  		v0 := b.NewValue0(l.Pos, OpAMD64CMPBload, types.TypeFlags)
  6866  		v0.AuxInt = int32ToAuxInt(off)
  6867  		v0.Aux = symToAux(sym)
  6868  		v0.AddArg3(ptr, x, mem)
  6869  		v.AddArg(v0)
  6870  		return true
  6871  	}
  6872  	return false
  6873  }
  6874  func rewriteValueAMD64_OpAMD64CMPBconst(v *Value) bool {
  6875  	v_0 := v.Args[0]
  6876  	b := v.Block
  6877  	// match: (CMPBconst (MOVLconst [x]) [y])
  6878  	// cond: int8(x)==y
  6879  	// result: (FlagEQ)
  6880  	for {
  6881  		y := auxIntToInt8(v.AuxInt)
  6882  		if v_0.Op != OpAMD64MOVLconst {
  6883  			break
  6884  		}
  6885  		x := auxIntToInt32(v_0.AuxInt)
  6886  		if !(int8(x) == y) {
  6887  			break
  6888  		}
  6889  		v.reset(OpAMD64FlagEQ)
  6890  		return true
  6891  	}
  6892  	// match: (CMPBconst (MOVLconst [x]) [y])
  6893  	// cond: int8(x)<y && uint8(x)<uint8(y)
  6894  	// result: (FlagLT_ULT)
  6895  	for {
  6896  		y := auxIntToInt8(v.AuxInt)
  6897  		if v_0.Op != OpAMD64MOVLconst {
  6898  			break
  6899  		}
  6900  		x := auxIntToInt32(v_0.AuxInt)
  6901  		if !(int8(x) < y && uint8(x) < uint8(y)) {
  6902  			break
  6903  		}
  6904  		v.reset(OpAMD64FlagLT_ULT)
  6905  		return true
  6906  	}
  6907  	// match: (CMPBconst (MOVLconst [x]) [y])
  6908  	// cond: int8(x)<y && uint8(x)>uint8(y)
  6909  	// result: (FlagLT_UGT)
  6910  	for {
  6911  		y := auxIntToInt8(v.AuxInt)
  6912  		if v_0.Op != OpAMD64MOVLconst {
  6913  			break
  6914  		}
  6915  		x := auxIntToInt32(v_0.AuxInt)
  6916  		if !(int8(x) < y && uint8(x) > uint8(y)) {
  6917  			break
  6918  		}
  6919  		v.reset(OpAMD64FlagLT_UGT)
  6920  		return true
  6921  	}
  6922  	// match: (CMPBconst (MOVLconst [x]) [y])
  6923  	// cond: int8(x)>y && uint8(x)<uint8(y)
  6924  	// result: (FlagGT_ULT)
  6925  	for {
  6926  		y := auxIntToInt8(v.AuxInt)
  6927  		if v_0.Op != OpAMD64MOVLconst {
  6928  			break
  6929  		}
  6930  		x := auxIntToInt32(v_0.AuxInt)
  6931  		if !(int8(x) > y && uint8(x) < uint8(y)) {
  6932  			break
  6933  		}
  6934  		v.reset(OpAMD64FlagGT_ULT)
  6935  		return true
  6936  	}
  6937  	// match: (CMPBconst (MOVLconst [x]) [y])
  6938  	// cond: int8(x)>y && uint8(x)>uint8(y)
  6939  	// result: (FlagGT_UGT)
  6940  	for {
  6941  		y := auxIntToInt8(v.AuxInt)
  6942  		if v_0.Op != OpAMD64MOVLconst {
  6943  			break
  6944  		}
  6945  		x := auxIntToInt32(v_0.AuxInt)
  6946  		if !(int8(x) > y && uint8(x) > uint8(y)) {
  6947  			break
  6948  		}
  6949  		v.reset(OpAMD64FlagGT_UGT)
  6950  		return true
  6951  	}
  6952  	// match: (CMPBconst (ANDLconst _ [m]) [n])
  6953  	// cond: 0 <= int8(m) && int8(m) < n
  6954  	// result: (FlagLT_ULT)
  6955  	for {
  6956  		n := auxIntToInt8(v.AuxInt)
  6957  		if v_0.Op != OpAMD64ANDLconst {
  6958  			break
  6959  		}
  6960  		m := auxIntToInt32(v_0.AuxInt)
  6961  		if !(0 <= int8(m) && int8(m) < n) {
  6962  			break
  6963  		}
  6964  		v.reset(OpAMD64FlagLT_ULT)
  6965  		return true
  6966  	}
  6967  	// match: (CMPBconst a:(ANDL x y) [0])
  6968  	// cond: a.Uses == 1
  6969  	// result: (TESTB x y)
  6970  	for {
  6971  		if auxIntToInt8(v.AuxInt) != 0 {
  6972  			break
  6973  		}
  6974  		a := v_0
  6975  		if a.Op != OpAMD64ANDL {
  6976  			break
  6977  		}
  6978  		y := a.Args[1]
  6979  		x := a.Args[0]
  6980  		if !(a.Uses == 1) {
  6981  			break
  6982  		}
  6983  		v.reset(OpAMD64TESTB)
  6984  		v.AddArg2(x, y)
  6985  		return true
  6986  	}
  6987  	// match: (CMPBconst a:(ANDLconst [c] x) [0])
  6988  	// cond: a.Uses == 1
  6989  	// result: (TESTBconst [int8(c)] x)
  6990  	for {
  6991  		if auxIntToInt8(v.AuxInt) != 0 {
  6992  			break
  6993  		}
  6994  		a := v_0
  6995  		if a.Op != OpAMD64ANDLconst {
  6996  			break
  6997  		}
  6998  		c := auxIntToInt32(a.AuxInt)
  6999  		x := a.Args[0]
  7000  		if !(a.Uses == 1) {
  7001  			break
  7002  		}
  7003  		v.reset(OpAMD64TESTBconst)
  7004  		v.AuxInt = int8ToAuxInt(int8(c))
  7005  		v.AddArg(x)
  7006  		return true
  7007  	}
  7008  	// match: (CMPBconst x [0])
  7009  	// result: (TESTB x x)
  7010  	for {
  7011  		if auxIntToInt8(v.AuxInt) != 0 {
  7012  			break
  7013  		}
  7014  		x := v_0
  7015  		v.reset(OpAMD64TESTB)
  7016  		v.AddArg2(x, x)
  7017  		return true
  7018  	}
  7019  	// match: (CMPBconst l:(MOVBload {sym} [off] ptr mem) [c])
  7020  	// cond: l.Uses == 1 && clobber(l)
  7021  	// result: @l.Block (CMPBconstload {sym} [makeValAndOff32(int32(c),off)] ptr mem)
  7022  	for {
  7023  		c := auxIntToInt8(v.AuxInt)
  7024  		l := v_0
  7025  		if l.Op != OpAMD64MOVBload {
  7026  			break
  7027  		}
  7028  		off := auxIntToInt32(l.AuxInt)
  7029  		sym := auxToSym(l.Aux)
  7030  		mem := l.Args[1]
  7031  		ptr := l.Args[0]
  7032  		if !(l.Uses == 1 && clobber(l)) {
  7033  			break
  7034  		}
  7035  		b = l.Block
  7036  		v0 := b.NewValue0(l.Pos, OpAMD64CMPBconstload, types.TypeFlags)
  7037  		v.copyOf(v0)
  7038  		v0.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(c), off))
  7039  		v0.Aux = symToAux(sym)
  7040  		v0.AddArg2(ptr, mem)
  7041  		return true
  7042  	}
  7043  	return false
  7044  }
  7045  func rewriteValueAMD64_OpAMD64CMPBconstload(v *Value) bool {
  7046  	v_1 := v.Args[1]
  7047  	v_0 := v.Args[0]
  7048  	// match: (CMPBconstload [valoff1] {sym} (ADDQconst [off2] base) mem)
  7049  	// cond: ValAndOff(valoff1).canAdd32(off2)
  7050  	// result: (CMPBconstload [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  7051  	for {
  7052  		valoff1 := auxIntToValAndOff(v.AuxInt)
  7053  		sym := auxToSym(v.Aux)
  7054  		if v_0.Op != OpAMD64ADDQconst {
  7055  			break
  7056  		}
  7057  		off2 := auxIntToInt32(v_0.AuxInt)
  7058  		base := v_0.Args[0]
  7059  		mem := v_1
  7060  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  7061  			break
  7062  		}
  7063  		v.reset(OpAMD64CMPBconstload)
  7064  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  7065  		v.Aux = symToAux(sym)
  7066  		v.AddArg2(base, mem)
  7067  		return true
  7068  	}
  7069  	// match: (CMPBconstload [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  7070  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  7071  	// result: (CMPBconstload [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  7072  	for {
  7073  		valoff1 := auxIntToValAndOff(v.AuxInt)
  7074  		sym1 := auxToSym(v.Aux)
  7075  		if v_0.Op != OpAMD64LEAQ {
  7076  			break
  7077  		}
  7078  		off2 := auxIntToInt32(v_0.AuxInt)
  7079  		sym2 := auxToSym(v_0.Aux)
  7080  		base := v_0.Args[0]
  7081  		mem := v_1
  7082  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  7083  			break
  7084  		}
  7085  		v.reset(OpAMD64CMPBconstload)
  7086  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  7087  		v.Aux = symToAux(mergeSym(sym1, sym2))
  7088  		v.AddArg2(base, mem)
  7089  		return true
  7090  	}
  7091  	return false
  7092  }
  7093  func rewriteValueAMD64_OpAMD64CMPBload(v *Value) bool {
  7094  	v_2 := v.Args[2]
  7095  	v_1 := v.Args[1]
  7096  	v_0 := v.Args[0]
  7097  	// match: (CMPBload [off1] {sym} (ADDQconst [off2] base) val mem)
  7098  	// cond: is32Bit(int64(off1)+int64(off2))
  7099  	// result: (CMPBload [off1+off2] {sym} base val mem)
  7100  	for {
  7101  		off1 := auxIntToInt32(v.AuxInt)
  7102  		sym := auxToSym(v.Aux)
  7103  		if v_0.Op != OpAMD64ADDQconst {
  7104  			break
  7105  		}
  7106  		off2 := auxIntToInt32(v_0.AuxInt)
  7107  		base := v_0.Args[0]
  7108  		val := v_1
  7109  		mem := v_2
  7110  		if !(is32Bit(int64(off1) + int64(off2))) {
  7111  			break
  7112  		}
  7113  		v.reset(OpAMD64CMPBload)
  7114  		v.AuxInt = int32ToAuxInt(off1 + off2)
  7115  		v.Aux = symToAux(sym)
  7116  		v.AddArg3(base, val, mem)
  7117  		return true
  7118  	}
  7119  	// match: (CMPBload [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  7120  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  7121  	// result: (CMPBload [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  7122  	for {
  7123  		off1 := auxIntToInt32(v.AuxInt)
  7124  		sym1 := auxToSym(v.Aux)
  7125  		if v_0.Op != OpAMD64LEAQ {
  7126  			break
  7127  		}
  7128  		off2 := auxIntToInt32(v_0.AuxInt)
  7129  		sym2 := auxToSym(v_0.Aux)
  7130  		base := v_0.Args[0]
  7131  		val := v_1
  7132  		mem := v_2
  7133  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  7134  			break
  7135  		}
  7136  		v.reset(OpAMD64CMPBload)
  7137  		v.AuxInt = int32ToAuxInt(off1 + off2)
  7138  		v.Aux = symToAux(mergeSym(sym1, sym2))
  7139  		v.AddArg3(base, val, mem)
  7140  		return true
  7141  	}
  7142  	// match: (CMPBload {sym} [off] ptr (MOVLconst [c]) mem)
  7143  	// cond: validValAndOff(int64(int8(c)),int64(off))
  7144  	// result: (CMPBconstload {sym} [makeValAndOff32(int32(int8(c)),off)] ptr mem)
  7145  	for {
  7146  		off := auxIntToInt32(v.AuxInt)
  7147  		sym := auxToSym(v.Aux)
  7148  		ptr := v_0
  7149  		if v_1.Op != OpAMD64MOVLconst {
  7150  			break
  7151  		}
  7152  		c := auxIntToInt32(v_1.AuxInt)
  7153  		mem := v_2
  7154  		if !(validValAndOff(int64(int8(c)), int64(off))) {
  7155  			break
  7156  		}
  7157  		v.reset(OpAMD64CMPBconstload)
  7158  		v.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(int8(c)), off))
  7159  		v.Aux = symToAux(sym)
  7160  		v.AddArg2(ptr, mem)
  7161  		return true
  7162  	}
  7163  	return false
  7164  }
  7165  func rewriteValueAMD64_OpAMD64CMPL(v *Value) bool {
  7166  	v_1 := v.Args[1]
  7167  	v_0 := v.Args[0]
  7168  	b := v.Block
  7169  	// match: (CMPL x (MOVLconst [c]))
  7170  	// result: (CMPLconst x [c])
  7171  	for {
  7172  		x := v_0
  7173  		if v_1.Op != OpAMD64MOVLconst {
  7174  			break
  7175  		}
  7176  		c := auxIntToInt32(v_1.AuxInt)
  7177  		v.reset(OpAMD64CMPLconst)
  7178  		v.AuxInt = int32ToAuxInt(c)
  7179  		v.AddArg(x)
  7180  		return true
  7181  	}
  7182  	// match: (CMPL (MOVLconst [c]) x)
  7183  	// result: (InvertFlags (CMPLconst x [c]))
  7184  	for {
  7185  		if v_0.Op != OpAMD64MOVLconst {
  7186  			break
  7187  		}
  7188  		c := auxIntToInt32(v_0.AuxInt)
  7189  		x := v_1
  7190  		v.reset(OpAMD64InvertFlags)
  7191  		v0 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags)
  7192  		v0.AuxInt = int32ToAuxInt(c)
  7193  		v0.AddArg(x)
  7194  		v.AddArg(v0)
  7195  		return true
  7196  	}
  7197  	// match: (CMPL x y)
  7198  	// cond: x.ID > y.ID
  7199  	// result: (InvertFlags (CMPL y x))
  7200  	for {
  7201  		x := v_0
  7202  		y := v_1
  7203  		if !(x.ID > y.ID) {
  7204  			break
  7205  		}
  7206  		v.reset(OpAMD64InvertFlags)
  7207  		v0 := b.NewValue0(v.Pos, OpAMD64CMPL, types.TypeFlags)
  7208  		v0.AddArg2(y, x)
  7209  		v.AddArg(v0)
  7210  		return true
  7211  	}
  7212  	// match: (CMPL l:(MOVLload {sym} [off] ptr mem) x)
  7213  	// cond: canMergeLoad(v, l) && clobber(l)
  7214  	// result: (CMPLload {sym} [off] ptr x mem)
  7215  	for {
  7216  		l := v_0
  7217  		if l.Op != OpAMD64MOVLload {
  7218  			break
  7219  		}
  7220  		off := auxIntToInt32(l.AuxInt)
  7221  		sym := auxToSym(l.Aux)
  7222  		mem := l.Args[1]
  7223  		ptr := l.Args[0]
  7224  		x := v_1
  7225  		if !(canMergeLoad(v, l) && clobber(l)) {
  7226  			break
  7227  		}
  7228  		v.reset(OpAMD64CMPLload)
  7229  		v.AuxInt = int32ToAuxInt(off)
  7230  		v.Aux = symToAux(sym)
  7231  		v.AddArg3(ptr, x, mem)
  7232  		return true
  7233  	}
  7234  	// match: (CMPL x l:(MOVLload {sym} [off] ptr mem))
  7235  	// cond: canMergeLoad(v, l) && clobber(l)
  7236  	// result: (InvertFlags (CMPLload {sym} [off] ptr x mem))
  7237  	for {
  7238  		x := v_0
  7239  		l := v_1
  7240  		if l.Op != OpAMD64MOVLload {
  7241  			break
  7242  		}
  7243  		off := auxIntToInt32(l.AuxInt)
  7244  		sym := auxToSym(l.Aux)
  7245  		mem := l.Args[1]
  7246  		ptr := l.Args[0]
  7247  		if !(canMergeLoad(v, l) && clobber(l)) {
  7248  			break
  7249  		}
  7250  		v.reset(OpAMD64InvertFlags)
  7251  		v0 := b.NewValue0(l.Pos, OpAMD64CMPLload, types.TypeFlags)
  7252  		v0.AuxInt = int32ToAuxInt(off)
  7253  		v0.Aux = symToAux(sym)
  7254  		v0.AddArg3(ptr, x, mem)
  7255  		v.AddArg(v0)
  7256  		return true
  7257  	}
  7258  	return false
  7259  }
  7260  func rewriteValueAMD64_OpAMD64CMPLconst(v *Value) bool {
  7261  	v_0 := v.Args[0]
  7262  	b := v.Block
  7263  	// match: (CMPLconst (MOVLconst [x]) [y])
  7264  	// cond: x==y
  7265  	// result: (FlagEQ)
  7266  	for {
  7267  		y := auxIntToInt32(v.AuxInt)
  7268  		if v_0.Op != OpAMD64MOVLconst {
  7269  			break
  7270  		}
  7271  		x := auxIntToInt32(v_0.AuxInt)
  7272  		if !(x == y) {
  7273  			break
  7274  		}
  7275  		v.reset(OpAMD64FlagEQ)
  7276  		return true
  7277  	}
  7278  	// match: (CMPLconst (MOVLconst [x]) [y])
  7279  	// cond: x<y && uint32(x)<uint32(y)
  7280  	// result: (FlagLT_ULT)
  7281  	for {
  7282  		y := auxIntToInt32(v.AuxInt)
  7283  		if v_0.Op != OpAMD64MOVLconst {
  7284  			break
  7285  		}
  7286  		x := auxIntToInt32(v_0.AuxInt)
  7287  		if !(x < y && uint32(x) < uint32(y)) {
  7288  			break
  7289  		}
  7290  		v.reset(OpAMD64FlagLT_ULT)
  7291  		return true
  7292  	}
  7293  	// match: (CMPLconst (MOVLconst [x]) [y])
  7294  	// cond: x<y && uint32(x)>uint32(y)
  7295  	// result: (FlagLT_UGT)
  7296  	for {
  7297  		y := auxIntToInt32(v.AuxInt)
  7298  		if v_0.Op != OpAMD64MOVLconst {
  7299  			break
  7300  		}
  7301  		x := auxIntToInt32(v_0.AuxInt)
  7302  		if !(x < y && uint32(x) > uint32(y)) {
  7303  			break
  7304  		}
  7305  		v.reset(OpAMD64FlagLT_UGT)
  7306  		return true
  7307  	}
  7308  	// match: (CMPLconst (MOVLconst [x]) [y])
  7309  	// cond: x>y && uint32(x)<uint32(y)
  7310  	// result: (FlagGT_ULT)
  7311  	for {
  7312  		y := auxIntToInt32(v.AuxInt)
  7313  		if v_0.Op != OpAMD64MOVLconst {
  7314  			break
  7315  		}
  7316  		x := auxIntToInt32(v_0.AuxInt)
  7317  		if !(x > y && uint32(x) < uint32(y)) {
  7318  			break
  7319  		}
  7320  		v.reset(OpAMD64FlagGT_ULT)
  7321  		return true
  7322  	}
  7323  	// match: (CMPLconst (MOVLconst [x]) [y])
  7324  	// cond: x>y && uint32(x)>uint32(y)
  7325  	// result: (FlagGT_UGT)
  7326  	for {
  7327  		y := auxIntToInt32(v.AuxInt)
  7328  		if v_0.Op != OpAMD64MOVLconst {
  7329  			break
  7330  		}
  7331  		x := auxIntToInt32(v_0.AuxInt)
  7332  		if !(x > y && uint32(x) > uint32(y)) {
  7333  			break
  7334  		}
  7335  		v.reset(OpAMD64FlagGT_UGT)
  7336  		return true
  7337  	}
  7338  	// match: (CMPLconst (SHRLconst _ [c]) [n])
  7339  	// cond: 0 <= n && 0 < c && c <= 32 && (1<<uint64(32-c)) <= uint64(n)
  7340  	// result: (FlagLT_ULT)
  7341  	for {
  7342  		n := auxIntToInt32(v.AuxInt)
  7343  		if v_0.Op != OpAMD64SHRLconst {
  7344  			break
  7345  		}
  7346  		c := auxIntToInt8(v_0.AuxInt)
  7347  		if !(0 <= n && 0 < c && c <= 32 && (1<<uint64(32-c)) <= uint64(n)) {
  7348  			break
  7349  		}
  7350  		v.reset(OpAMD64FlagLT_ULT)
  7351  		return true
  7352  	}
  7353  	// match: (CMPLconst (ANDLconst _ [m]) [n])
  7354  	// cond: 0 <= m && m < n
  7355  	// result: (FlagLT_ULT)
  7356  	for {
  7357  		n := auxIntToInt32(v.AuxInt)
  7358  		if v_0.Op != OpAMD64ANDLconst {
  7359  			break
  7360  		}
  7361  		m := auxIntToInt32(v_0.AuxInt)
  7362  		if !(0 <= m && m < n) {
  7363  			break
  7364  		}
  7365  		v.reset(OpAMD64FlagLT_ULT)
  7366  		return true
  7367  	}
  7368  	// match: (CMPLconst a:(ANDL x y) [0])
  7369  	// cond: a.Uses == 1
  7370  	// result: (TESTL x y)
  7371  	for {
  7372  		if auxIntToInt32(v.AuxInt) != 0 {
  7373  			break
  7374  		}
  7375  		a := v_0
  7376  		if a.Op != OpAMD64ANDL {
  7377  			break
  7378  		}
  7379  		y := a.Args[1]
  7380  		x := a.Args[0]
  7381  		if !(a.Uses == 1) {
  7382  			break
  7383  		}
  7384  		v.reset(OpAMD64TESTL)
  7385  		v.AddArg2(x, y)
  7386  		return true
  7387  	}
  7388  	// match: (CMPLconst a:(ANDLconst [c] x) [0])
  7389  	// cond: a.Uses == 1
  7390  	// result: (TESTLconst [c] x)
  7391  	for {
  7392  		if auxIntToInt32(v.AuxInt) != 0 {
  7393  			break
  7394  		}
  7395  		a := v_0
  7396  		if a.Op != OpAMD64ANDLconst {
  7397  			break
  7398  		}
  7399  		c := auxIntToInt32(a.AuxInt)
  7400  		x := a.Args[0]
  7401  		if !(a.Uses == 1) {
  7402  			break
  7403  		}
  7404  		v.reset(OpAMD64TESTLconst)
  7405  		v.AuxInt = int32ToAuxInt(c)
  7406  		v.AddArg(x)
  7407  		return true
  7408  	}
  7409  	// match: (CMPLconst x [0])
  7410  	// result: (TESTL x x)
  7411  	for {
  7412  		if auxIntToInt32(v.AuxInt) != 0 {
  7413  			break
  7414  		}
  7415  		x := v_0
  7416  		v.reset(OpAMD64TESTL)
  7417  		v.AddArg2(x, x)
  7418  		return true
  7419  	}
  7420  	// match: (CMPLconst l:(MOVLload {sym} [off] ptr mem) [c])
  7421  	// cond: l.Uses == 1 && clobber(l)
  7422  	// result: @l.Block (CMPLconstload {sym} [makeValAndOff32(c,off)] ptr mem)
  7423  	for {
  7424  		c := auxIntToInt32(v.AuxInt)
  7425  		l := v_0
  7426  		if l.Op != OpAMD64MOVLload {
  7427  			break
  7428  		}
  7429  		off := auxIntToInt32(l.AuxInt)
  7430  		sym := auxToSym(l.Aux)
  7431  		mem := l.Args[1]
  7432  		ptr := l.Args[0]
  7433  		if !(l.Uses == 1 && clobber(l)) {
  7434  			break
  7435  		}
  7436  		b = l.Block
  7437  		v0 := b.NewValue0(l.Pos, OpAMD64CMPLconstload, types.TypeFlags)
  7438  		v.copyOf(v0)
  7439  		v0.AuxInt = valAndOffToAuxInt(makeValAndOff32(c, off))
  7440  		v0.Aux = symToAux(sym)
  7441  		v0.AddArg2(ptr, mem)
  7442  		return true
  7443  	}
  7444  	return false
  7445  }
  7446  func rewriteValueAMD64_OpAMD64CMPLconstload(v *Value) bool {
  7447  	v_1 := v.Args[1]
  7448  	v_0 := v.Args[0]
  7449  	// match: (CMPLconstload [valoff1] {sym} (ADDQconst [off2] base) mem)
  7450  	// cond: ValAndOff(valoff1).canAdd32(off2)
  7451  	// result: (CMPLconstload [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  7452  	for {
  7453  		valoff1 := auxIntToValAndOff(v.AuxInt)
  7454  		sym := auxToSym(v.Aux)
  7455  		if v_0.Op != OpAMD64ADDQconst {
  7456  			break
  7457  		}
  7458  		off2 := auxIntToInt32(v_0.AuxInt)
  7459  		base := v_0.Args[0]
  7460  		mem := v_1
  7461  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  7462  			break
  7463  		}
  7464  		v.reset(OpAMD64CMPLconstload)
  7465  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  7466  		v.Aux = symToAux(sym)
  7467  		v.AddArg2(base, mem)
  7468  		return true
  7469  	}
  7470  	// match: (CMPLconstload [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  7471  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  7472  	// result: (CMPLconstload [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  7473  	for {
  7474  		valoff1 := auxIntToValAndOff(v.AuxInt)
  7475  		sym1 := auxToSym(v.Aux)
  7476  		if v_0.Op != OpAMD64LEAQ {
  7477  			break
  7478  		}
  7479  		off2 := auxIntToInt32(v_0.AuxInt)
  7480  		sym2 := auxToSym(v_0.Aux)
  7481  		base := v_0.Args[0]
  7482  		mem := v_1
  7483  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  7484  			break
  7485  		}
  7486  		v.reset(OpAMD64CMPLconstload)
  7487  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  7488  		v.Aux = symToAux(mergeSym(sym1, sym2))
  7489  		v.AddArg2(base, mem)
  7490  		return true
  7491  	}
  7492  	return false
  7493  }
  7494  func rewriteValueAMD64_OpAMD64CMPLload(v *Value) bool {
  7495  	v_2 := v.Args[2]
  7496  	v_1 := v.Args[1]
  7497  	v_0 := v.Args[0]
  7498  	// match: (CMPLload [off1] {sym} (ADDQconst [off2] base) val mem)
  7499  	// cond: is32Bit(int64(off1)+int64(off2))
  7500  	// result: (CMPLload [off1+off2] {sym} base val mem)
  7501  	for {
  7502  		off1 := auxIntToInt32(v.AuxInt)
  7503  		sym := auxToSym(v.Aux)
  7504  		if v_0.Op != OpAMD64ADDQconst {
  7505  			break
  7506  		}
  7507  		off2 := auxIntToInt32(v_0.AuxInt)
  7508  		base := v_0.Args[0]
  7509  		val := v_1
  7510  		mem := v_2
  7511  		if !(is32Bit(int64(off1) + int64(off2))) {
  7512  			break
  7513  		}
  7514  		v.reset(OpAMD64CMPLload)
  7515  		v.AuxInt = int32ToAuxInt(off1 + off2)
  7516  		v.Aux = symToAux(sym)
  7517  		v.AddArg3(base, val, mem)
  7518  		return true
  7519  	}
  7520  	// match: (CMPLload [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  7521  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  7522  	// result: (CMPLload [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  7523  	for {
  7524  		off1 := auxIntToInt32(v.AuxInt)
  7525  		sym1 := auxToSym(v.Aux)
  7526  		if v_0.Op != OpAMD64LEAQ {
  7527  			break
  7528  		}
  7529  		off2 := auxIntToInt32(v_0.AuxInt)
  7530  		sym2 := auxToSym(v_0.Aux)
  7531  		base := v_0.Args[0]
  7532  		val := v_1
  7533  		mem := v_2
  7534  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  7535  			break
  7536  		}
  7537  		v.reset(OpAMD64CMPLload)
  7538  		v.AuxInt = int32ToAuxInt(off1 + off2)
  7539  		v.Aux = symToAux(mergeSym(sym1, sym2))
  7540  		v.AddArg3(base, val, mem)
  7541  		return true
  7542  	}
  7543  	// match: (CMPLload {sym} [off] ptr (MOVLconst [c]) mem)
  7544  	// cond: validValAndOff(int64(c),int64(off))
  7545  	// result: (CMPLconstload {sym} [makeValAndOff32(c,off)] ptr mem)
  7546  	for {
  7547  		off := auxIntToInt32(v.AuxInt)
  7548  		sym := auxToSym(v.Aux)
  7549  		ptr := v_0
  7550  		if v_1.Op != OpAMD64MOVLconst {
  7551  			break
  7552  		}
  7553  		c := auxIntToInt32(v_1.AuxInt)
  7554  		mem := v_2
  7555  		if !(validValAndOff(int64(c), int64(off))) {
  7556  			break
  7557  		}
  7558  		v.reset(OpAMD64CMPLconstload)
  7559  		v.AuxInt = valAndOffToAuxInt(makeValAndOff32(c, off))
  7560  		v.Aux = symToAux(sym)
  7561  		v.AddArg2(ptr, mem)
  7562  		return true
  7563  	}
  7564  	return false
  7565  }
  7566  func rewriteValueAMD64_OpAMD64CMPQ(v *Value) bool {
  7567  	v_1 := v.Args[1]
  7568  	v_0 := v.Args[0]
  7569  	b := v.Block
  7570  	// match: (CMPQ x (MOVQconst [c]))
  7571  	// cond: is32Bit(c)
  7572  	// result: (CMPQconst x [int32(c)])
  7573  	for {
  7574  		x := v_0
  7575  		if v_1.Op != OpAMD64MOVQconst {
  7576  			break
  7577  		}
  7578  		c := auxIntToInt64(v_1.AuxInt)
  7579  		if !(is32Bit(c)) {
  7580  			break
  7581  		}
  7582  		v.reset(OpAMD64CMPQconst)
  7583  		v.AuxInt = int32ToAuxInt(int32(c))
  7584  		v.AddArg(x)
  7585  		return true
  7586  	}
  7587  	// match: (CMPQ (MOVQconst [c]) x)
  7588  	// cond: is32Bit(c)
  7589  	// result: (InvertFlags (CMPQconst x [int32(c)]))
  7590  	for {
  7591  		if v_0.Op != OpAMD64MOVQconst {
  7592  			break
  7593  		}
  7594  		c := auxIntToInt64(v_0.AuxInt)
  7595  		x := v_1
  7596  		if !(is32Bit(c)) {
  7597  			break
  7598  		}
  7599  		v.reset(OpAMD64InvertFlags)
  7600  		v0 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags)
  7601  		v0.AuxInt = int32ToAuxInt(int32(c))
  7602  		v0.AddArg(x)
  7603  		v.AddArg(v0)
  7604  		return true
  7605  	}
  7606  	// match: (CMPQ x y)
  7607  	// cond: x.ID > y.ID
  7608  	// result: (InvertFlags (CMPQ y x))
  7609  	for {
  7610  		x := v_0
  7611  		y := v_1
  7612  		if !(x.ID > y.ID) {
  7613  			break
  7614  		}
  7615  		v.reset(OpAMD64InvertFlags)
  7616  		v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags)
  7617  		v0.AddArg2(y, x)
  7618  		v.AddArg(v0)
  7619  		return true
  7620  	}
  7621  	// match: (CMPQ (MOVQconst [x]) (MOVQconst [y]))
  7622  	// cond: x==y
  7623  	// result: (FlagEQ)
  7624  	for {
  7625  		if v_0.Op != OpAMD64MOVQconst {
  7626  			break
  7627  		}
  7628  		x := auxIntToInt64(v_0.AuxInt)
  7629  		if v_1.Op != OpAMD64MOVQconst {
  7630  			break
  7631  		}
  7632  		y := auxIntToInt64(v_1.AuxInt)
  7633  		if !(x == y) {
  7634  			break
  7635  		}
  7636  		v.reset(OpAMD64FlagEQ)
  7637  		return true
  7638  	}
  7639  	// match: (CMPQ (MOVQconst [x]) (MOVQconst [y]))
  7640  	// cond: x<y && uint64(x)<uint64(y)
  7641  	// result: (FlagLT_ULT)
  7642  	for {
  7643  		if v_0.Op != OpAMD64MOVQconst {
  7644  			break
  7645  		}
  7646  		x := auxIntToInt64(v_0.AuxInt)
  7647  		if v_1.Op != OpAMD64MOVQconst {
  7648  			break
  7649  		}
  7650  		y := auxIntToInt64(v_1.AuxInt)
  7651  		if !(x < y && uint64(x) < uint64(y)) {
  7652  			break
  7653  		}
  7654  		v.reset(OpAMD64FlagLT_ULT)
  7655  		return true
  7656  	}
  7657  	// match: (CMPQ (MOVQconst [x]) (MOVQconst [y]))
  7658  	// cond: x<y && uint64(x)>uint64(y)
  7659  	// result: (FlagLT_UGT)
  7660  	for {
  7661  		if v_0.Op != OpAMD64MOVQconst {
  7662  			break
  7663  		}
  7664  		x := auxIntToInt64(v_0.AuxInt)
  7665  		if v_1.Op != OpAMD64MOVQconst {
  7666  			break
  7667  		}
  7668  		y := auxIntToInt64(v_1.AuxInt)
  7669  		if !(x < y && uint64(x) > uint64(y)) {
  7670  			break
  7671  		}
  7672  		v.reset(OpAMD64FlagLT_UGT)
  7673  		return true
  7674  	}
  7675  	// match: (CMPQ (MOVQconst [x]) (MOVQconst [y]))
  7676  	// cond: x>y && uint64(x)<uint64(y)
  7677  	// result: (FlagGT_ULT)
  7678  	for {
  7679  		if v_0.Op != OpAMD64MOVQconst {
  7680  			break
  7681  		}
  7682  		x := auxIntToInt64(v_0.AuxInt)
  7683  		if v_1.Op != OpAMD64MOVQconst {
  7684  			break
  7685  		}
  7686  		y := auxIntToInt64(v_1.AuxInt)
  7687  		if !(x > y && uint64(x) < uint64(y)) {
  7688  			break
  7689  		}
  7690  		v.reset(OpAMD64FlagGT_ULT)
  7691  		return true
  7692  	}
  7693  	// match: (CMPQ (MOVQconst [x]) (MOVQconst [y]))
  7694  	// cond: x>y && uint64(x)>uint64(y)
  7695  	// result: (FlagGT_UGT)
  7696  	for {
  7697  		if v_0.Op != OpAMD64MOVQconst {
  7698  			break
  7699  		}
  7700  		x := auxIntToInt64(v_0.AuxInt)
  7701  		if v_1.Op != OpAMD64MOVQconst {
  7702  			break
  7703  		}
  7704  		y := auxIntToInt64(v_1.AuxInt)
  7705  		if !(x > y && uint64(x) > uint64(y)) {
  7706  			break
  7707  		}
  7708  		v.reset(OpAMD64FlagGT_UGT)
  7709  		return true
  7710  	}
  7711  	// match: (CMPQ l:(MOVQload {sym} [off] ptr mem) x)
  7712  	// cond: canMergeLoad(v, l) && clobber(l)
  7713  	// result: (CMPQload {sym} [off] ptr x mem)
  7714  	for {
  7715  		l := v_0
  7716  		if l.Op != OpAMD64MOVQload {
  7717  			break
  7718  		}
  7719  		off := auxIntToInt32(l.AuxInt)
  7720  		sym := auxToSym(l.Aux)
  7721  		mem := l.Args[1]
  7722  		ptr := l.Args[0]
  7723  		x := v_1
  7724  		if !(canMergeLoad(v, l) && clobber(l)) {
  7725  			break
  7726  		}
  7727  		v.reset(OpAMD64CMPQload)
  7728  		v.AuxInt = int32ToAuxInt(off)
  7729  		v.Aux = symToAux(sym)
  7730  		v.AddArg3(ptr, x, mem)
  7731  		return true
  7732  	}
  7733  	// match: (CMPQ x l:(MOVQload {sym} [off] ptr mem))
  7734  	// cond: canMergeLoad(v, l) && clobber(l)
  7735  	// result: (InvertFlags (CMPQload {sym} [off] ptr x mem))
  7736  	for {
  7737  		x := v_0
  7738  		l := v_1
  7739  		if l.Op != OpAMD64MOVQload {
  7740  			break
  7741  		}
  7742  		off := auxIntToInt32(l.AuxInt)
  7743  		sym := auxToSym(l.Aux)
  7744  		mem := l.Args[1]
  7745  		ptr := l.Args[0]
  7746  		if !(canMergeLoad(v, l) && clobber(l)) {
  7747  			break
  7748  		}
  7749  		v.reset(OpAMD64InvertFlags)
  7750  		v0 := b.NewValue0(l.Pos, OpAMD64CMPQload, types.TypeFlags)
  7751  		v0.AuxInt = int32ToAuxInt(off)
  7752  		v0.Aux = symToAux(sym)
  7753  		v0.AddArg3(ptr, x, mem)
  7754  		v.AddArg(v0)
  7755  		return true
  7756  	}
  7757  	return false
  7758  }
  7759  func rewriteValueAMD64_OpAMD64CMPQconst(v *Value) bool {
  7760  	v_0 := v.Args[0]
  7761  	b := v.Block
  7762  	// match: (CMPQconst (NEGQ (ADDQconst [-16] (ANDQconst [15] _))) [32])
  7763  	// result: (FlagLT_ULT)
  7764  	for {
  7765  		if auxIntToInt32(v.AuxInt) != 32 || v_0.Op != OpAMD64NEGQ {
  7766  			break
  7767  		}
  7768  		v_0_0 := v_0.Args[0]
  7769  		if v_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_0_0.AuxInt) != -16 {
  7770  			break
  7771  		}
  7772  		v_0_0_0 := v_0_0.Args[0]
  7773  		if v_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_0_0_0.AuxInt) != 15 {
  7774  			break
  7775  		}
  7776  		v.reset(OpAMD64FlagLT_ULT)
  7777  		return true
  7778  	}
  7779  	// match: (CMPQconst (NEGQ (ADDQconst [ -8] (ANDQconst [7] _))) [32])
  7780  	// result: (FlagLT_ULT)
  7781  	for {
  7782  		if auxIntToInt32(v.AuxInt) != 32 || v_0.Op != OpAMD64NEGQ {
  7783  			break
  7784  		}
  7785  		v_0_0 := v_0.Args[0]
  7786  		if v_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_0_0.AuxInt) != -8 {
  7787  			break
  7788  		}
  7789  		v_0_0_0 := v_0_0.Args[0]
  7790  		if v_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_0_0_0.AuxInt) != 7 {
  7791  			break
  7792  		}
  7793  		v.reset(OpAMD64FlagLT_ULT)
  7794  		return true
  7795  	}
  7796  	// match: (CMPQconst (MOVQconst [x]) [y])
  7797  	// cond: x==int64(y)
  7798  	// result: (FlagEQ)
  7799  	for {
  7800  		y := auxIntToInt32(v.AuxInt)
  7801  		if v_0.Op != OpAMD64MOVQconst {
  7802  			break
  7803  		}
  7804  		x := auxIntToInt64(v_0.AuxInt)
  7805  		if !(x == int64(y)) {
  7806  			break
  7807  		}
  7808  		v.reset(OpAMD64FlagEQ)
  7809  		return true
  7810  	}
  7811  	// match: (CMPQconst (MOVQconst [x]) [y])
  7812  	// cond: x<int64(y) && uint64(x)<uint64(int64(y))
  7813  	// result: (FlagLT_ULT)
  7814  	for {
  7815  		y := auxIntToInt32(v.AuxInt)
  7816  		if v_0.Op != OpAMD64MOVQconst {
  7817  			break
  7818  		}
  7819  		x := auxIntToInt64(v_0.AuxInt)
  7820  		if !(x < int64(y) && uint64(x) < uint64(int64(y))) {
  7821  			break
  7822  		}
  7823  		v.reset(OpAMD64FlagLT_ULT)
  7824  		return true
  7825  	}
  7826  	// match: (CMPQconst (MOVQconst [x]) [y])
  7827  	// cond: x<int64(y) && uint64(x)>uint64(int64(y))
  7828  	// result: (FlagLT_UGT)
  7829  	for {
  7830  		y := auxIntToInt32(v.AuxInt)
  7831  		if v_0.Op != OpAMD64MOVQconst {
  7832  			break
  7833  		}
  7834  		x := auxIntToInt64(v_0.AuxInt)
  7835  		if !(x < int64(y) && uint64(x) > uint64(int64(y))) {
  7836  			break
  7837  		}
  7838  		v.reset(OpAMD64FlagLT_UGT)
  7839  		return true
  7840  	}
  7841  	// match: (CMPQconst (MOVQconst [x]) [y])
  7842  	// cond: x>int64(y) && uint64(x)<uint64(int64(y))
  7843  	// result: (FlagGT_ULT)
  7844  	for {
  7845  		y := auxIntToInt32(v.AuxInt)
  7846  		if v_0.Op != OpAMD64MOVQconst {
  7847  			break
  7848  		}
  7849  		x := auxIntToInt64(v_0.AuxInt)
  7850  		if !(x > int64(y) && uint64(x) < uint64(int64(y))) {
  7851  			break
  7852  		}
  7853  		v.reset(OpAMD64FlagGT_ULT)
  7854  		return true
  7855  	}
  7856  	// match: (CMPQconst (MOVQconst [x]) [y])
  7857  	// cond: x>int64(y) && uint64(x)>uint64(int64(y))
  7858  	// result: (FlagGT_UGT)
  7859  	for {
  7860  		y := auxIntToInt32(v.AuxInt)
  7861  		if v_0.Op != OpAMD64MOVQconst {
  7862  			break
  7863  		}
  7864  		x := auxIntToInt64(v_0.AuxInt)
  7865  		if !(x > int64(y) && uint64(x) > uint64(int64(y))) {
  7866  			break
  7867  		}
  7868  		v.reset(OpAMD64FlagGT_UGT)
  7869  		return true
  7870  	}
  7871  	// match: (CMPQconst (MOVBQZX _) [c])
  7872  	// cond: 0xFF < c
  7873  	// result: (FlagLT_ULT)
  7874  	for {
  7875  		c := auxIntToInt32(v.AuxInt)
  7876  		if v_0.Op != OpAMD64MOVBQZX || !(0xFF < c) {
  7877  			break
  7878  		}
  7879  		v.reset(OpAMD64FlagLT_ULT)
  7880  		return true
  7881  	}
  7882  	// match: (CMPQconst (MOVWQZX _) [c])
  7883  	// cond: 0xFFFF < c
  7884  	// result: (FlagLT_ULT)
  7885  	for {
  7886  		c := auxIntToInt32(v.AuxInt)
  7887  		if v_0.Op != OpAMD64MOVWQZX || !(0xFFFF < c) {
  7888  			break
  7889  		}
  7890  		v.reset(OpAMD64FlagLT_ULT)
  7891  		return true
  7892  	}
  7893  	// match: (CMPQconst (SHRQconst _ [c]) [n])
  7894  	// cond: 0 <= n && 0 < c && c <= 64 && (1<<uint64(64-c)) <= uint64(n)
  7895  	// result: (FlagLT_ULT)
  7896  	for {
  7897  		n := auxIntToInt32(v.AuxInt)
  7898  		if v_0.Op != OpAMD64SHRQconst {
  7899  			break
  7900  		}
  7901  		c := auxIntToInt8(v_0.AuxInt)
  7902  		if !(0 <= n && 0 < c && c <= 64 && (1<<uint64(64-c)) <= uint64(n)) {
  7903  			break
  7904  		}
  7905  		v.reset(OpAMD64FlagLT_ULT)
  7906  		return true
  7907  	}
  7908  	// match: (CMPQconst (ANDQconst _ [m]) [n])
  7909  	// cond: 0 <= m && m < n
  7910  	// result: (FlagLT_ULT)
  7911  	for {
  7912  		n := auxIntToInt32(v.AuxInt)
  7913  		if v_0.Op != OpAMD64ANDQconst {
  7914  			break
  7915  		}
  7916  		m := auxIntToInt32(v_0.AuxInt)
  7917  		if !(0 <= m && m < n) {
  7918  			break
  7919  		}
  7920  		v.reset(OpAMD64FlagLT_ULT)
  7921  		return true
  7922  	}
  7923  	// match: (CMPQconst (ANDLconst _ [m]) [n])
  7924  	// cond: 0 <= m && m < n
  7925  	// result: (FlagLT_ULT)
  7926  	for {
  7927  		n := auxIntToInt32(v.AuxInt)
  7928  		if v_0.Op != OpAMD64ANDLconst {
  7929  			break
  7930  		}
  7931  		m := auxIntToInt32(v_0.AuxInt)
  7932  		if !(0 <= m && m < n) {
  7933  			break
  7934  		}
  7935  		v.reset(OpAMD64FlagLT_ULT)
  7936  		return true
  7937  	}
  7938  	// match: (CMPQconst a:(ANDQ x y) [0])
  7939  	// cond: a.Uses == 1
  7940  	// result: (TESTQ x y)
  7941  	for {
  7942  		if auxIntToInt32(v.AuxInt) != 0 {
  7943  			break
  7944  		}
  7945  		a := v_0
  7946  		if a.Op != OpAMD64ANDQ {
  7947  			break
  7948  		}
  7949  		y := a.Args[1]
  7950  		x := a.Args[0]
  7951  		if !(a.Uses == 1) {
  7952  			break
  7953  		}
  7954  		v.reset(OpAMD64TESTQ)
  7955  		v.AddArg2(x, y)
  7956  		return true
  7957  	}
  7958  	// match: (CMPQconst a:(ANDQconst [c] x) [0])
  7959  	// cond: a.Uses == 1
  7960  	// result: (TESTQconst [c] x)
  7961  	for {
  7962  		if auxIntToInt32(v.AuxInt) != 0 {
  7963  			break
  7964  		}
  7965  		a := v_0
  7966  		if a.Op != OpAMD64ANDQconst {
  7967  			break
  7968  		}
  7969  		c := auxIntToInt32(a.AuxInt)
  7970  		x := a.Args[0]
  7971  		if !(a.Uses == 1) {
  7972  			break
  7973  		}
  7974  		v.reset(OpAMD64TESTQconst)
  7975  		v.AuxInt = int32ToAuxInt(c)
  7976  		v.AddArg(x)
  7977  		return true
  7978  	}
  7979  	// match: (CMPQconst x [0])
  7980  	// result: (TESTQ x x)
  7981  	for {
  7982  		if auxIntToInt32(v.AuxInt) != 0 {
  7983  			break
  7984  		}
  7985  		x := v_0
  7986  		v.reset(OpAMD64TESTQ)
  7987  		v.AddArg2(x, x)
  7988  		return true
  7989  	}
  7990  	// match: (CMPQconst l:(MOVQload {sym} [off] ptr mem) [c])
  7991  	// cond: l.Uses == 1 && clobber(l)
  7992  	// result: @l.Block (CMPQconstload {sym} [makeValAndOff32(c,off)] ptr mem)
  7993  	for {
  7994  		c := auxIntToInt32(v.AuxInt)
  7995  		l := v_0
  7996  		if l.Op != OpAMD64MOVQload {
  7997  			break
  7998  		}
  7999  		off := auxIntToInt32(l.AuxInt)
  8000  		sym := auxToSym(l.Aux)
  8001  		mem := l.Args[1]
  8002  		ptr := l.Args[0]
  8003  		if !(l.Uses == 1 && clobber(l)) {
  8004  			break
  8005  		}
  8006  		b = l.Block
  8007  		v0 := b.NewValue0(l.Pos, OpAMD64CMPQconstload, types.TypeFlags)
  8008  		v.copyOf(v0)
  8009  		v0.AuxInt = valAndOffToAuxInt(makeValAndOff32(c, off))
  8010  		v0.Aux = symToAux(sym)
  8011  		v0.AddArg2(ptr, mem)
  8012  		return true
  8013  	}
  8014  	return false
  8015  }
  8016  func rewriteValueAMD64_OpAMD64CMPQconstload(v *Value) bool {
  8017  	v_1 := v.Args[1]
  8018  	v_0 := v.Args[0]
  8019  	// match: (CMPQconstload [valoff1] {sym} (ADDQconst [off2] base) mem)
  8020  	// cond: ValAndOff(valoff1).canAdd32(off2)
  8021  	// result: (CMPQconstload [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  8022  	for {
  8023  		valoff1 := auxIntToValAndOff(v.AuxInt)
  8024  		sym := auxToSym(v.Aux)
  8025  		if v_0.Op != OpAMD64ADDQconst {
  8026  			break
  8027  		}
  8028  		off2 := auxIntToInt32(v_0.AuxInt)
  8029  		base := v_0.Args[0]
  8030  		mem := v_1
  8031  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  8032  			break
  8033  		}
  8034  		v.reset(OpAMD64CMPQconstload)
  8035  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  8036  		v.Aux = symToAux(sym)
  8037  		v.AddArg2(base, mem)
  8038  		return true
  8039  	}
  8040  	// match: (CMPQconstload [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  8041  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  8042  	// result: (CMPQconstload [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  8043  	for {
  8044  		valoff1 := auxIntToValAndOff(v.AuxInt)
  8045  		sym1 := auxToSym(v.Aux)
  8046  		if v_0.Op != OpAMD64LEAQ {
  8047  			break
  8048  		}
  8049  		off2 := auxIntToInt32(v_0.AuxInt)
  8050  		sym2 := auxToSym(v_0.Aux)
  8051  		base := v_0.Args[0]
  8052  		mem := v_1
  8053  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  8054  			break
  8055  		}
  8056  		v.reset(OpAMD64CMPQconstload)
  8057  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  8058  		v.Aux = symToAux(mergeSym(sym1, sym2))
  8059  		v.AddArg2(base, mem)
  8060  		return true
  8061  	}
  8062  	return false
  8063  }
  8064  func rewriteValueAMD64_OpAMD64CMPQload(v *Value) bool {
  8065  	v_2 := v.Args[2]
  8066  	v_1 := v.Args[1]
  8067  	v_0 := v.Args[0]
  8068  	// match: (CMPQload [off1] {sym} (ADDQconst [off2] base) val mem)
  8069  	// cond: is32Bit(int64(off1)+int64(off2))
  8070  	// result: (CMPQload [off1+off2] {sym} base val mem)
  8071  	for {
  8072  		off1 := auxIntToInt32(v.AuxInt)
  8073  		sym := auxToSym(v.Aux)
  8074  		if v_0.Op != OpAMD64ADDQconst {
  8075  			break
  8076  		}
  8077  		off2 := auxIntToInt32(v_0.AuxInt)
  8078  		base := v_0.Args[0]
  8079  		val := v_1
  8080  		mem := v_2
  8081  		if !(is32Bit(int64(off1) + int64(off2))) {
  8082  			break
  8083  		}
  8084  		v.reset(OpAMD64CMPQload)
  8085  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8086  		v.Aux = symToAux(sym)
  8087  		v.AddArg3(base, val, mem)
  8088  		return true
  8089  	}
  8090  	// match: (CMPQload [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  8091  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  8092  	// result: (CMPQload [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  8093  	for {
  8094  		off1 := auxIntToInt32(v.AuxInt)
  8095  		sym1 := auxToSym(v.Aux)
  8096  		if v_0.Op != OpAMD64LEAQ {
  8097  			break
  8098  		}
  8099  		off2 := auxIntToInt32(v_0.AuxInt)
  8100  		sym2 := auxToSym(v_0.Aux)
  8101  		base := v_0.Args[0]
  8102  		val := v_1
  8103  		mem := v_2
  8104  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  8105  			break
  8106  		}
  8107  		v.reset(OpAMD64CMPQload)
  8108  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8109  		v.Aux = symToAux(mergeSym(sym1, sym2))
  8110  		v.AddArg3(base, val, mem)
  8111  		return true
  8112  	}
  8113  	// match: (CMPQload {sym} [off] ptr (MOVQconst [c]) mem)
  8114  	// cond: validValAndOff(c,int64(off))
  8115  	// result: (CMPQconstload {sym} [makeValAndOff64(c,int64(off))] ptr mem)
  8116  	for {
  8117  		off := auxIntToInt32(v.AuxInt)
  8118  		sym := auxToSym(v.Aux)
  8119  		ptr := v_0
  8120  		if v_1.Op != OpAMD64MOVQconst {
  8121  			break
  8122  		}
  8123  		c := auxIntToInt64(v_1.AuxInt)
  8124  		mem := v_2
  8125  		if !(validValAndOff(c, int64(off))) {
  8126  			break
  8127  		}
  8128  		v.reset(OpAMD64CMPQconstload)
  8129  		v.AuxInt = valAndOffToAuxInt(makeValAndOff64(c, int64(off)))
  8130  		v.Aux = symToAux(sym)
  8131  		v.AddArg2(ptr, mem)
  8132  		return true
  8133  	}
  8134  	return false
  8135  }
  8136  func rewriteValueAMD64_OpAMD64CMPW(v *Value) bool {
  8137  	v_1 := v.Args[1]
  8138  	v_0 := v.Args[0]
  8139  	b := v.Block
  8140  	// match: (CMPW x (MOVLconst [c]))
  8141  	// result: (CMPWconst x [int16(c)])
  8142  	for {
  8143  		x := v_0
  8144  		if v_1.Op != OpAMD64MOVLconst {
  8145  			break
  8146  		}
  8147  		c := auxIntToInt32(v_1.AuxInt)
  8148  		v.reset(OpAMD64CMPWconst)
  8149  		v.AuxInt = int16ToAuxInt(int16(c))
  8150  		v.AddArg(x)
  8151  		return true
  8152  	}
  8153  	// match: (CMPW (MOVLconst [c]) x)
  8154  	// result: (InvertFlags (CMPWconst x [int16(c)]))
  8155  	for {
  8156  		if v_0.Op != OpAMD64MOVLconst {
  8157  			break
  8158  		}
  8159  		c := auxIntToInt32(v_0.AuxInt)
  8160  		x := v_1
  8161  		v.reset(OpAMD64InvertFlags)
  8162  		v0 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags)
  8163  		v0.AuxInt = int16ToAuxInt(int16(c))
  8164  		v0.AddArg(x)
  8165  		v.AddArg(v0)
  8166  		return true
  8167  	}
  8168  	// match: (CMPW x y)
  8169  	// cond: x.ID > y.ID
  8170  	// result: (InvertFlags (CMPW y x))
  8171  	for {
  8172  		x := v_0
  8173  		y := v_1
  8174  		if !(x.ID > y.ID) {
  8175  			break
  8176  		}
  8177  		v.reset(OpAMD64InvertFlags)
  8178  		v0 := b.NewValue0(v.Pos, OpAMD64CMPW, types.TypeFlags)
  8179  		v0.AddArg2(y, x)
  8180  		v.AddArg(v0)
  8181  		return true
  8182  	}
  8183  	// match: (CMPW l:(MOVWload {sym} [off] ptr mem) x)
  8184  	// cond: canMergeLoad(v, l) && clobber(l)
  8185  	// result: (CMPWload {sym} [off] ptr x mem)
  8186  	for {
  8187  		l := v_0
  8188  		if l.Op != OpAMD64MOVWload {
  8189  			break
  8190  		}
  8191  		off := auxIntToInt32(l.AuxInt)
  8192  		sym := auxToSym(l.Aux)
  8193  		mem := l.Args[1]
  8194  		ptr := l.Args[0]
  8195  		x := v_1
  8196  		if !(canMergeLoad(v, l) && clobber(l)) {
  8197  			break
  8198  		}
  8199  		v.reset(OpAMD64CMPWload)
  8200  		v.AuxInt = int32ToAuxInt(off)
  8201  		v.Aux = symToAux(sym)
  8202  		v.AddArg3(ptr, x, mem)
  8203  		return true
  8204  	}
  8205  	// match: (CMPW x l:(MOVWload {sym} [off] ptr mem))
  8206  	// cond: canMergeLoad(v, l) && clobber(l)
  8207  	// result: (InvertFlags (CMPWload {sym} [off] ptr x mem))
  8208  	for {
  8209  		x := v_0
  8210  		l := v_1
  8211  		if l.Op != OpAMD64MOVWload {
  8212  			break
  8213  		}
  8214  		off := auxIntToInt32(l.AuxInt)
  8215  		sym := auxToSym(l.Aux)
  8216  		mem := l.Args[1]
  8217  		ptr := l.Args[0]
  8218  		if !(canMergeLoad(v, l) && clobber(l)) {
  8219  			break
  8220  		}
  8221  		v.reset(OpAMD64InvertFlags)
  8222  		v0 := b.NewValue0(l.Pos, OpAMD64CMPWload, types.TypeFlags)
  8223  		v0.AuxInt = int32ToAuxInt(off)
  8224  		v0.Aux = symToAux(sym)
  8225  		v0.AddArg3(ptr, x, mem)
  8226  		v.AddArg(v0)
  8227  		return true
  8228  	}
  8229  	return false
  8230  }
  8231  func rewriteValueAMD64_OpAMD64CMPWconst(v *Value) bool {
  8232  	v_0 := v.Args[0]
  8233  	b := v.Block
  8234  	// match: (CMPWconst (MOVLconst [x]) [y])
  8235  	// cond: int16(x)==y
  8236  	// result: (FlagEQ)
  8237  	for {
  8238  		y := auxIntToInt16(v.AuxInt)
  8239  		if v_0.Op != OpAMD64MOVLconst {
  8240  			break
  8241  		}
  8242  		x := auxIntToInt32(v_0.AuxInt)
  8243  		if !(int16(x) == y) {
  8244  			break
  8245  		}
  8246  		v.reset(OpAMD64FlagEQ)
  8247  		return true
  8248  	}
  8249  	// match: (CMPWconst (MOVLconst [x]) [y])
  8250  	// cond: int16(x)<y && uint16(x)<uint16(y)
  8251  	// result: (FlagLT_ULT)
  8252  	for {
  8253  		y := auxIntToInt16(v.AuxInt)
  8254  		if v_0.Op != OpAMD64MOVLconst {
  8255  			break
  8256  		}
  8257  		x := auxIntToInt32(v_0.AuxInt)
  8258  		if !(int16(x) < y && uint16(x) < uint16(y)) {
  8259  			break
  8260  		}
  8261  		v.reset(OpAMD64FlagLT_ULT)
  8262  		return true
  8263  	}
  8264  	// match: (CMPWconst (MOVLconst [x]) [y])
  8265  	// cond: int16(x)<y && uint16(x)>uint16(y)
  8266  	// result: (FlagLT_UGT)
  8267  	for {
  8268  		y := auxIntToInt16(v.AuxInt)
  8269  		if v_0.Op != OpAMD64MOVLconst {
  8270  			break
  8271  		}
  8272  		x := auxIntToInt32(v_0.AuxInt)
  8273  		if !(int16(x) < y && uint16(x) > uint16(y)) {
  8274  			break
  8275  		}
  8276  		v.reset(OpAMD64FlagLT_UGT)
  8277  		return true
  8278  	}
  8279  	// match: (CMPWconst (MOVLconst [x]) [y])
  8280  	// cond: int16(x)>y && uint16(x)<uint16(y)
  8281  	// result: (FlagGT_ULT)
  8282  	for {
  8283  		y := auxIntToInt16(v.AuxInt)
  8284  		if v_0.Op != OpAMD64MOVLconst {
  8285  			break
  8286  		}
  8287  		x := auxIntToInt32(v_0.AuxInt)
  8288  		if !(int16(x) > y && uint16(x) < uint16(y)) {
  8289  			break
  8290  		}
  8291  		v.reset(OpAMD64FlagGT_ULT)
  8292  		return true
  8293  	}
  8294  	// match: (CMPWconst (MOVLconst [x]) [y])
  8295  	// cond: int16(x)>y && uint16(x)>uint16(y)
  8296  	// result: (FlagGT_UGT)
  8297  	for {
  8298  		y := auxIntToInt16(v.AuxInt)
  8299  		if v_0.Op != OpAMD64MOVLconst {
  8300  			break
  8301  		}
  8302  		x := auxIntToInt32(v_0.AuxInt)
  8303  		if !(int16(x) > y && uint16(x) > uint16(y)) {
  8304  			break
  8305  		}
  8306  		v.reset(OpAMD64FlagGT_UGT)
  8307  		return true
  8308  	}
  8309  	// match: (CMPWconst (ANDLconst _ [m]) [n])
  8310  	// cond: 0 <= int16(m) && int16(m) < n
  8311  	// result: (FlagLT_ULT)
  8312  	for {
  8313  		n := auxIntToInt16(v.AuxInt)
  8314  		if v_0.Op != OpAMD64ANDLconst {
  8315  			break
  8316  		}
  8317  		m := auxIntToInt32(v_0.AuxInt)
  8318  		if !(0 <= int16(m) && int16(m) < n) {
  8319  			break
  8320  		}
  8321  		v.reset(OpAMD64FlagLT_ULT)
  8322  		return true
  8323  	}
  8324  	// match: (CMPWconst a:(ANDL x y) [0])
  8325  	// cond: a.Uses == 1
  8326  	// result: (TESTW x y)
  8327  	for {
  8328  		if auxIntToInt16(v.AuxInt) != 0 {
  8329  			break
  8330  		}
  8331  		a := v_0
  8332  		if a.Op != OpAMD64ANDL {
  8333  			break
  8334  		}
  8335  		y := a.Args[1]
  8336  		x := a.Args[0]
  8337  		if !(a.Uses == 1) {
  8338  			break
  8339  		}
  8340  		v.reset(OpAMD64TESTW)
  8341  		v.AddArg2(x, y)
  8342  		return true
  8343  	}
  8344  	// match: (CMPWconst a:(ANDLconst [c] x) [0])
  8345  	// cond: a.Uses == 1
  8346  	// result: (TESTWconst [int16(c)] x)
  8347  	for {
  8348  		if auxIntToInt16(v.AuxInt) != 0 {
  8349  			break
  8350  		}
  8351  		a := v_0
  8352  		if a.Op != OpAMD64ANDLconst {
  8353  			break
  8354  		}
  8355  		c := auxIntToInt32(a.AuxInt)
  8356  		x := a.Args[0]
  8357  		if !(a.Uses == 1) {
  8358  			break
  8359  		}
  8360  		v.reset(OpAMD64TESTWconst)
  8361  		v.AuxInt = int16ToAuxInt(int16(c))
  8362  		v.AddArg(x)
  8363  		return true
  8364  	}
  8365  	// match: (CMPWconst x [0])
  8366  	// result: (TESTW x x)
  8367  	for {
  8368  		if auxIntToInt16(v.AuxInt) != 0 {
  8369  			break
  8370  		}
  8371  		x := v_0
  8372  		v.reset(OpAMD64TESTW)
  8373  		v.AddArg2(x, x)
  8374  		return true
  8375  	}
  8376  	// match: (CMPWconst l:(MOVWload {sym} [off] ptr mem) [c])
  8377  	// cond: l.Uses == 1 && clobber(l)
  8378  	// result: @l.Block (CMPWconstload {sym} [makeValAndOff32(int32(c),off)] ptr mem)
  8379  	for {
  8380  		c := auxIntToInt16(v.AuxInt)
  8381  		l := v_0
  8382  		if l.Op != OpAMD64MOVWload {
  8383  			break
  8384  		}
  8385  		off := auxIntToInt32(l.AuxInt)
  8386  		sym := auxToSym(l.Aux)
  8387  		mem := l.Args[1]
  8388  		ptr := l.Args[0]
  8389  		if !(l.Uses == 1 && clobber(l)) {
  8390  			break
  8391  		}
  8392  		b = l.Block
  8393  		v0 := b.NewValue0(l.Pos, OpAMD64CMPWconstload, types.TypeFlags)
  8394  		v.copyOf(v0)
  8395  		v0.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(c), off))
  8396  		v0.Aux = symToAux(sym)
  8397  		v0.AddArg2(ptr, mem)
  8398  		return true
  8399  	}
  8400  	return false
  8401  }
  8402  func rewriteValueAMD64_OpAMD64CMPWconstload(v *Value) bool {
  8403  	v_1 := v.Args[1]
  8404  	v_0 := v.Args[0]
  8405  	// match: (CMPWconstload [valoff1] {sym} (ADDQconst [off2] base) mem)
  8406  	// cond: ValAndOff(valoff1).canAdd32(off2)
  8407  	// result: (CMPWconstload [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem)
  8408  	for {
  8409  		valoff1 := auxIntToValAndOff(v.AuxInt)
  8410  		sym := auxToSym(v.Aux)
  8411  		if v_0.Op != OpAMD64ADDQconst {
  8412  			break
  8413  		}
  8414  		off2 := auxIntToInt32(v_0.AuxInt)
  8415  		base := v_0.Args[0]
  8416  		mem := v_1
  8417  		if !(ValAndOff(valoff1).canAdd32(off2)) {
  8418  			break
  8419  		}
  8420  		v.reset(OpAMD64CMPWconstload)
  8421  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  8422  		v.Aux = symToAux(sym)
  8423  		v.AddArg2(base, mem)
  8424  		return true
  8425  	}
  8426  	// match: (CMPWconstload [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem)
  8427  	// cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)
  8428  	// result: (CMPWconstload [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem)
  8429  	for {
  8430  		valoff1 := auxIntToValAndOff(v.AuxInt)
  8431  		sym1 := auxToSym(v.Aux)
  8432  		if v_0.Op != OpAMD64LEAQ {
  8433  			break
  8434  		}
  8435  		off2 := auxIntToInt32(v_0.AuxInt)
  8436  		sym2 := auxToSym(v_0.Aux)
  8437  		base := v_0.Args[0]
  8438  		mem := v_1
  8439  		if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) {
  8440  			break
  8441  		}
  8442  		v.reset(OpAMD64CMPWconstload)
  8443  		v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2))
  8444  		v.Aux = symToAux(mergeSym(sym1, sym2))
  8445  		v.AddArg2(base, mem)
  8446  		return true
  8447  	}
  8448  	return false
  8449  }
  8450  func rewriteValueAMD64_OpAMD64CMPWload(v *Value) bool {
  8451  	v_2 := v.Args[2]
  8452  	v_1 := v.Args[1]
  8453  	v_0 := v.Args[0]
  8454  	// match: (CMPWload [off1] {sym} (ADDQconst [off2] base) val mem)
  8455  	// cond: is32Bit(int64(off1)+int64(off2))
  8456  	// result: (CMPWload [off1+off2] {sym} base val mem)
  8457  	for {
  8458  		off1 := auxIntToInt32(v.AuxInt)
  8459  		sym := auxToSym(v.Aux)
  8460  		if v_0.Op != OpAMD64ADDQconst {
  8461  			break
  8462  		}
  8463  		off2 := auxIntToInt32(v_0.AuxInt)
  8464  		base := v_0.Args[0]
  8465  		val := v_1
  8466  		mem := v_2
  8467  		if !(is32Bit(int64(off1) + int64(off2))) {
  8468  			break
  8469  		}
  8470  		v.reset(OpAMD64CMPWload)
  8471  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8472  		v.Aux = symToAux(sym)
  8473  		v.AddArg3(base, val, mem)
  8474  		return true
  8475  	}
  8476  	// match: (CMPWload [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
  8477  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  8478  	// result: (CMPWload [off1+off2] {mergeSym(sym1,sym2)} base val mem)
  8479  	for {
  8480  		off1 := auxIntToInt32(v.AuxInt)
  8481  		sym1 := auxToSym(v.Aux)
  8482  		if v_0.Op != OpAMD64LEAQ {
  8483  			break
  8484  		}
  8485  		off2 := auxIntToInt32(v_0.AuxInt)
  8486  		sym2 := auxToSym(v_0.Aux)
  8487  		base := v_0.Args[0]
  8488  		val := v_1
  8489  		mem := v_2
  8490  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  8491  			break
  8492  		}
  8493  		v.reset(OpAMD64CMPWload)
  8494  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8495  		v.Aux = symToAux(mergeSym(sym1, sym2))
  8496  		v.AddArg3(base, val, mem)
  8497  		return true
  8498  	}
  8499  	// match: (CMPWload {sym} [off] ptr (MOVLconst [c]) mem)
  8500  	// cond: validValAndOff(int64(int16(c)),int64(off))
  8501  	// result: (CMPWconstload {sym} [makeValAndOff32(int32(int16(c)),off)] ptr mem)
  8502  	for {
  8503  		off := auxIntToInt32(v.AuxInt)
  8504  		sym := auxToSym(v.Aux)
  8505  		ptr := v_0
  8506  		if v_1.Op != OpAMD64MOVLconst {
  8507  			break
  8508  		}
  8509  		c := auxIntToInt32(v_1.AuxInt)
  8510  		mem := v_2
  8511  		if !(validValAndOff(int64(int16(c)), int64(off))) {
  8512  			break
  8513  		}
  8514  		v.reset(OpAMD64CMPWconstload)
  8515  		v.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(int16(c)), off))
  8516  		v.Aux = symToAux(sym)
  8517  		v.AddArg2(ptr, mem)
  8518  		return true
  8519  	}
  8520  	return false
  8521  }
  8522  func rewriteValueAMD64_OpAMD64CMPXCHGLlock(v *Value) bool {
  8523  	v_3 := v.Args[3]
  8524  	v_2 := v.Args[2]
  8525  	v_1 := v.Args[1]
  8526  	v_0 := v.Args[0]
  8527  	// match: (CMPXCHGLlock [off1] {sym} (ADDQconst [off2] ptr) old new_ mem)
  8528  	// cond: is32Bit(int64(off1)+int64(off2))
  8529  	// result: (CMPXCHGLlock [off1+off2] {sym} ptr old new_ mem)
  8530  	for {
  8531  		off1 := auxIntToInt32(v.AuxInt)
  8532  		sym := auxToSym(v.Aux)
  8533  		if v_0.Op != OpAMD64ADDQconst {
  8534  			break
  8535  		}
  8536  		off2 := auxIntToInt32(v_0.AuxInt)
  8537  		ptr := v_0.Args[0]
  8538  		old := v_1
  8539  		new_ := v_2
  8540  		mem := v_3
  8541  		if !(is32Bit(int64(off1) + int64(off2))) {
  8542  			break
  8543  		}
  8544  		v.reset(OpAMD64CMPXCHGLlock)
  8545  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8546  		v.Aux = symToAux(sym)
  8547  		v.AddArg4(ptr, old, new_, mem)
  8548  		return true
  8549  	}
  8550  	return false
  8551  }
  8552  func rewriteValueAMD64_OpAMD64CMPXCHGQlock(v *Value) bool {
  8553  	v_3 := v.Args[3]
  8554  	v_2 := v.Args[2]
  8555  	v_1 := v.Args[1]
  8556  	v_0 := v.Args[0]
  8557  	// match: (CMPXCHGQlock [off1] {sym} (ADDQconst [off2] ptr) old new_ mem)
  8558  	// cond: is32Bit(int64(off1)+int64(off2))
  8559  	// result: (CMPXCHGQlock [off1+off2] {sym} ptr old new_ mem)
  8560  	for {
  8561  		off1 := auxIntToInt32(v.AuxInt)
  8562  		sym := auxToSym(v.Aux)
  8563  		if v_0.Op != OpAMD64ADDQconst {
  8564  			break
  8565  		}
  8566  		off2 := auxIntToInt32(v_0.AuxInt)
  8567  		ptr := v_0.Args[0]
  8568  		old := v_1
  8569  		new_ := v_2
  8570  		mem := v_3
  8571  		if !(is32Bit(int64(off1) + int64(off2))) {
  8572  			break
  8573  		}
  8574  		v.reset(OpAMD64CMPXCHGQlock)
  8575  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8576  		v.Aux = symToAux(sym)
  8577  		v.AddArg4(ptr, old, new_, mem)
  8578  		return true
  8579  	}
  8580  	return false
  8581  }
  8582  func rewriteValueAMD64_OpAMD64DIVSD(v *Value) bool {
  8583  	v_1 := v.Args[1]
  8584  	v_0 := v.Args[0]
  8585  	// match: (DIVSD x l:(MOVSDload [off] {sym} ptr mem))
  8586  	// cond: canMergeLoadClobber(v, l, x) && clobber(l)
  8587  	// result: (DIVSDload x [off] {sym} ptr mem)
  8588  	for {
  8589  		x := v_0
  8590  		l := v_1
  8591  		if l.Op != OpAMD64MOVSDload {
  8592  			break
  8593  		}
  8594  		off := auxIntToInt32(l.AuxInt)
  8595  		sym := auxToSym(l.Aux)
  8596  		mem := l.Args[1]
  8597  		ptr := l.Args[0]
  8598  		if !(canMergeLoadClobber(v, l, x) && clobber(l)) {
  8599  			break
  8600  		}
  8601  		v.reset(OpAMD64DIVSDload)
  8602  		v.AuxInt = int32ToAuxInt(off)
  8603  		v.Aux = symToAux(sym)
  8604  		v.AddArg3(x, ptr, mem)
  8605  		return true
  8606  	}
  8607  	return false
  8608  }
  8609  func rewriteValueAMD64_OpAMD64DIVSDload(v *Value) bool {
  8610  	v_2 := v.Args[2]
  8611  	v_1 := v.Args[1]
  8612  	v_0 := v.Args[0]
  8613  	// match: (DIVSDload [off1] {sym} val (ADDQconst [off2] base) mem)
  8614  	// cond: is32Bit(int64(off1)+int64(off2))
  8615  	// result: (DIVSDload [off1+off2] {sym} val base mem)
  8616  	for {
  8617  		off1 := auxIntToInt32(v.AuxInt)
  8618  		sym := auxToSym(v.Aux)
  8619  		val := v_0
  8620  		if v_1.Op != OpAMD64ADDQconst {
  8621  			break
  8622  		}
  8623  		off2 := auxIntToInt32(v_1.AuxInt)
  8624  		base := v_1.Args[0]
  8625  		mem := v_2
  8626  		if !(is32Bit(int64(off1) + int64(off2))) {
  8627  			break
  8628  		}
  8629  		v.reset(OpAMD64DIVSDload)
  8630  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8631  		v.Aux = symToAux(sym)
  8632  		v.AddArg3(val, base, mem)
  8633  		return true
  8634  	}
  8635  	// match: (DIVSDload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem)
  8636  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  8637  	// result: (DIVSDload [off1+off2] {mergeSym(sym1,sym2)} val base mem)
  8638  	for {
  8639  		off1 := auxIntToInt32(v.AuxInt)
  8640  		sym1 := auxToSym(v.Aux)
  8641  		val := v_0
  8642  		if v_1.Op != OpAMD64LEAQ {
  8643  			break
  8644  		}
  8645  		off2 := auxIntToInt32(v_1.AuxInt)
  8646  		sym2 := auxToSym(v_1.Aux)
  8647  		base := v_1.Args[0]
  8648  		mem := v_2
  8649  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  8650  			break
  8651  		}
  8652  		v.reset(OpAMD64DIVSDload)
  8653  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8654  		v.Aux = symToAux(mergeSym(sym1, sym2))
  8655  		v.AddArg3(val, base, mem)
  8656  		return true
  8657  	}
  8658  	return false
  8659  }
  8660  func rewriteValueAMD64_OpAMD64DIVSS(v *Value) bool {
  8661  	v_1 := v.Args[1]
  8662  	v_0 := v.Args[0]
  8663  	// match: (DIVSS x l:(MOVSSload [off] {sym} ptr mem))
  8664  	// cond: canMergeLoadClobber(v, l, x) && clobber(l)
  8665  	// result: (DIVSSload x [off] {sym} ptr mem)
  8666  	for {
  8667  		x := v_0
  8668  		l := v_1
  8669  		if l.Op != OpAMD64MOVSSload {
  8670  			break
  8671  		}
  8672  		off := auxIntToInt32(l.AuxInt)
  8673  		sym := auxToSym(l.Aux)
  8674  		mem := l.Args[1]
  8675  		ptr := l.Args[0]
  8676  		if !(canMergeLoadClobber(v, l, x) && clobber(l)) {
  8677  			break
  8678  		}
  8679  		v.reset(OpAMD64DIVSSload)
  8680  		v.AuxInt = int32ToAuxInt(off)
  8681  		v.Aux = symToAux(sym)
  8682  		v.AddArg3(x, ptr, mem)
  8683  		return true
  8684  	}
  8685  	return false
  8686  }
  8687  func rewriteValueAMD64_OpAMD64DIVSSload(v *Value) bool {
  8688  	v_2 := v.Args[2]
  8689  	v_1 := v.Args[1]
  8690  	v_0 := v.Args[0]
  8691  	// match: (DIVSSload [off1] {sym} val (ADDQconst [off2] base) mem)
  8692  	// cond: is32Bit(int64(off1)+int64(off2))
  8693  	// result: (DIVSSload [off1+off2] {sym} val base mem)
  8694  	for {
  8695  		off1 := auxIntToInt32(v.AuxInt)
  8696  		sym := auxToSym(v.Aux)
  8697  		val := v_0
  8698  		if v_1.Op != OpAMD64ADDQconst {
  8699  			break
  8700  		}
  8701  		off2 := auxIntToInt32(v_1.AuxInt)
  8702  		base := v_1.Args[0]
  8703  		mem := v_2
  8704  		if !(is32Bit(int64(off1) + int64(off2))) {
  8705  			break
  8706  		}
  8707  		v.reset(OpAMD64DIVSSload)
  8708  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8709  		v.Aux = symToAux(sym)
  8710  		v.AddArg3(val, base, mem)
  8711  		return true
  8712  	}
  8713  	// match: (DIVSSload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem)
  8714  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  8715  	// result: (DIVSSload [off1+off2] {mergeSym(sym1,sym2)} val base mem)
  8716  	for {
  8717  		off1 := auxIntToInt32(v.AuxInt)
  8718  		sym1 := auxToSym(v.Aux)
  8719  		val := v_0
  8720  		if v_1.Op != OpAMD64LEAQ {
  8721  			break
  8722  		}
  8723  		off2 := auxIntToInt32(v_1.AuxInt)
  8724  		sym2 := auxToSym(v_1.Aux)
  8725  		base := v_1.Args[0]
  8726  		mem := v_2
  8727  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  8728  			break
  8729  		}
  8730  		v.reset(OpAMD64DIVSSload)
  8731  		v.AuxInt = int32ToAuxInt(off1 + off2)
  8732  		v.Aux = symToAux(mergeSym(sym1, sym2))
  8733  		v.AddArg3(val, base, mem)
  8734  		return true
  8735  	}
  8736  	return false
  8737  }
  8738  func rewriteValueAMD64_OpAMD64HMULL(v *Value) bool {
  8739  	v_1 := v.Args[1]
  8740  	v_0 := v.Args[0]
  8741  	// match: (HMULL x y)
  8742  	// cond: !x.rematerializeable() && y.rematerializeable()
  8743  	// result: (HMULL y x)
  8744  	for {
  8745  		x := v_0
  8746  		y := v_1
  8747  		if !(!x.rematerializeable() && y.rematerializeable()) {
  8748  			break
  8749  		}
  8750  		v.reset(OpAMD64HMULL)
  8751  		v.AddArg2(y, x)
  8752  		return true
  8753  	}
  8754  	return false
  8755  }
  8756  func rewriteValueAMD64_OpAMD64HMULLU(v *Value) bool {
  8757  	v_1 := v.Args[1]
  8758  	v_0 := v.Args[0]
  8759  	// match: (HMULLU x y)
  8760  	// cond: !x.rematerializeable() && y.rematerializeable()
  8761  	// result: (HMULLU y x)
  8762  	for {
  8763  		x := v_0
  8764  		y := v_1
  8765  		if !(!x.rematerializeable() && y.rematerializeable()) {
  8766  			break
  8767  		}
  8768  		v.reset(OpAMD64HMULLU)
  8769  		v.AddArg2(y, x)
  8770  		return true
  8771  	}
  8772  	return false
  8773  }
  8774  func rewriteValueAMD64_OpAMD64HMULQ(v *Value) bool {
  8775  	v_1 := v.Args[1]
  8776  	v_0 := v.Args[0]
  8777  	// match: (HMULQ x y)
  8778  	// cond: !x.rematerializeable() && y.rematerializeable()
  8779  	// result: (HMULQ y x)
  8780  	for {
  8781  		x := v_0
  8782  		y := v_1
  8783  		if !(!x.rematerializeable() && y.rematerializeable()) {
  8784  			break
  8785  		}
  8786  		v.reset(OpAMD64HMULQ)
  8787  		v.AddArg2(y, x)
  8788  		return true
  8789  	}
  8790  	return false
  8791  }
  8792  func rewriteValueAMD64_OpAMD64HMULQU(v *Value) bool {
  8793  	v_1 := v.Args[1]
  8794  	v_0 := v.Args[0]
  8795  	// match: (HMULQU x y)
  8796  	// cond: !x.rematerializeable() && y.rematerializeable()
  8797  	// result: (HMULQU y x)
  8798  	for {
  8799  		x := v_0
  8800  		y := v_1
  8801  		if !(!x.rematerializeable() && y.rematerializeable()) {
  8802  			break
  8803  		}
  8804  		v.reset(OpAMD64HMULQU)
  8805  		v.AddArg2(y, x)
  8806  		return true
  8807  	}
  8808  	return false
  8809  }
  8810  func rewriteValueAMD64_OpAMD64LEAL(v *Value) bool {
  8811  	v_0 := v.Args[0]
  8812  	// match: (LEAL [c] {s} (ADDLconst [d] x))
  8813  	// cond: is32Bit(int64(c)+int64(d))
  8814  	// result: (LEAL [c+d] {s} x)
  8815  	for {
  8816  		c := auxIntToInt32(v.AuxInt)
  8817  		s := auxToSym(v.Aux)
  8818  		if v_0.Op != OpAMD64ADDLconst {
  8819  			break
  8820  		}
  8821  		d := auxIntToInt32(v_0.AuxInt)
  8822  		x := v_0.Args[0]
  8823  		if !(is32Bit(int64(c) + int64(d))) {
  8824  			break
  8825  		}
  8826  		v.reset(OpAMD64LEAL)
  8827  		v.AuxInt = int32ToAuxInt(c + d)
  8828  		v.Aux = symToAux(s)
  8829  		v.AddArg(x)
  8830  		return true
  8831  	}
  8832  	// match: (LEAL [c] {s} (ADDL x y))
  8833  	// cond: x.Op != OpSB && y.Op != OpSB
  8834  	// result: (LEAL1 [c] {s} x y)
  8835  	for {
  8836  		c := auxIntToInt32(v.AuxInt)
  8837  		s := auxToSym(v.Aux)
  8838  		if v_0.Op != OpAMD64ADDL {
  8839  			break
  8840  		}
  8841  		_ = v_0.Args[1]
  8842  		v_0_0 := v_0.Args[0]
  8843  		v_0_1 := v_0.Args[1]
  8844  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  8845  			x := v_0_0
  8846  			y := v_0_1
  8847  			if !(x.Op != OpSB && y.Op != OpSB) {
  8848  				continue
  8849  			}
  8850  			v.reset(OpAMD64LEAL1)
  8851  			v.AuxInt = int32ToAuxInt(c)
  8852  			v.Aux = symToAux(s)
  8853  			v.AddArg2(x, y)
  8854  			return true
  8855  		}
  8856  		break
  8857  	}
  8858  	return false
  8859  }
  8860  func rewriteValueAMD64_OpAMD64LEAL1(v *Value) bool {
  8861  	v_1 := v.Args[1]
  8862  	v_0 := v.Args[0]
  8863  	// match: (LEAL1 [c] {s} (ADDLconst [d] x) y)
  8864  	// cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB
  8865  	// result: (LEAL1 [c+d] {s} x y)
  8866  	for {
  8867  		c := auxIntToInt32(v.AuxInt)
  8868  		s := auxToSym(v.Aux)
  8869  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  8870  			if v_0.Op != OpAMD64ADDLconst {
  8871  				continue
  8872  			}
  8873  			d := auxIntToInt32(v_0.AuxInt)
  8874  			x := v_0.Args[0]
  8875  			y := v_1
  8876  			if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) {
  8877  				continue
  8878  			}
  8879  			v.reset(OpAMD64LEAL1)
  8880  			v.AuxInt = int32ToAuxInt(c + d)
  8881  			v.Aux = symToAux(s)
  8882  			v.AddArg2(x, y)
  8883  			return true
  8884  		}
  8885  		break
  8886  	}
  8887  	// match: (LEAL1 [c] {s} x (SHLLconst [1] y))
  8888  	// result: (LEAL2 [c] {s} x y)
  8889  	for {
  8890  		c := auxIntToInt32(v.AuxInt)
  8891  		s := auxToSym(v.Aux)
  8892  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  8893  			x := v_0
  8894  			if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 1 {
  8895  				continue
  8896  			}
  8897  			y := v_1.Args[0]
  8898  			v.reset(OpAMD64LEAL2)
  8899  			v.AuxInt = int32ToAuxInt(c)
  8900  			v.Aux = symToAux(s)
  8901  			v.AddArg2(x, y)
  8902  			return true
  8903  		}
  8904  		break
  8905  	}
  8906  	// match: (LEAL1 [c] {s} x (SHLLconst [2] y))
  8907  	// result: (LEAL4 [c] {s} x y)
  8908  	for {
  8909  		c := auxIntToInt32(v.AuxInt)
  8910  		s := auxToSym(v.Aux)
  8911  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  8912  			x := v_0
  8913  			if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 2 {
  8914  				continue
  8915  			}
  8916  			y := v_1.Args[0]
  8917  			v.reset(OpAMD64LEAL4)
  8918  			v.AuxInt = int32ToAuxInt(c)
  8919  			v.Aux = symToAux(s)
  8920  			v.AddArg2(x, y)
  8921  			return true
  8922  		}
  8923  		break
  8924  	}
  8925  	// match: (LEAL1 [c] {s} x (SHLLconst [3] y))
  8926  	// result: (LEAL8 [c] {s} x y)
  8927  	for {
  8928  		c := auxIntToInt32(v.AuxInt)
  8929  		s := auxToSym(v.Aux)
  8930  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  8931  			x := v_0
  8932  			if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 3 {
  8933  				continue
  8934  			}
  8935  			y := v_1.Args[0]
  8936  			v.reset(OpAMD64LEAL8)
  8937  			v.AuxInt = int32ToAuxInt(c)
  8938  			v.Aux = symToAux(s)
  8939  			v.AddArg2(x, y)
  8940  			return true
  8941  		}
  8942  		break
  8943  	}
  8944  	return false
  8945  }
  8946  func rewriteValueAMD64_OpAMD64LEAL2(v *Value) bool {
  8947  	v_1 := v.Args[1]
  8948  	v_0 := v.Args[0]
  8949  	// match: (LEAL2 [c] {s} (ADDLconst [d] x) y)
  8950  	// cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB
  8951  	// result: (LEAL2 [c+d] {s} x y)
  8952  	for {
  8953  		c := auxIntToInt32(v.AuxInt)
  8954  		s := auxToSym(v.Aux)
  8955  		if v_0.Op != OpAMD64ADDLconst {
  8956  			break
  8957  		}
  8958  		d := auxIntToInt32(v_0.AuxInt)
  8959  		x := v_0.Args[0]
  8960  		y := v_1
  8961  		if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) {
  8962  			break
  8963  		}
  8964  		v.reset(OpAMD64LEAL2)
  8965  		v.AuxInt = int32ToAuxInt(c + d)
  8966  		v.Aux = symToAux(s)
  8967  		v.AddArg2(x, y)
  8968  		return true
  8969  	}
  8970  	// match: (LEAL2 [c] {s} x (ADDLconst [d] y))
  8971  	// cond: is32Bit(int64(c)+2*int64(d)) && y.Op != OpSB
  8972  	// result: (LEAL2 [c+2*d] {s} x y)
  8973  	for {
  8974  		c := auxIntToInt32(v.AuxInt)
  8975  		s := auxToSym(v.Aux)
  8976  		x := v_0
  8977  		if v_1.Op != OpAMD64ADDLconst {
  8978  			break
  8979  		}
  8980  		d := auxIntToInt32(v_1.AuxInt)
  8981  		y := v_1.Args[0]
  8982  		if !(is32Bit(int64(c)+2*int64(d)) && y.Op != OpSB) {
  8983  			break
  8984  		}
  8985  		v.reset(OpAMD64LEAL2)
  8986  		v.AuxInt = int32ToAuxInt(c + 2*d)
  8987  		v.Aux = symToAux(s)
  8988  		v.AddArg2(x, y)
  8989  		return true
  8990  	}
  8991  	// match: (LEAL2 [c] {s} x (SHLLconst [1] y))
  8992  	// result: (LEAL4 [c] {s} x y)
  8993  	for {
  8994  		c := auxIntToInt32(v.AuxInt)
  8995  		s := auxToSym(v.Aux)
  8996  		x := v_0
  8997  		if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 1 {
  8998  			break
  8999  		}
  9000  		y := v_1.Args[0]
  9001  		v.reset(OpAMD64LEAL4)
  9002  		v.AuxInt = int32ToAuxInt(c)
  9003  		v.Aux = symToAux(s)
  9004  		v.AddArg2(x, y)
  9005  		return true
  9006  	}
  9007  	// match: (LEAL2 [c] {s} x (SHLLconst [2] y))
  9008  	// result: (LEAL8 [c] {s} x y)
  9009  	for {
  9010  		c := auxIntToInt32(v.AuxInt)
  9011  		s := auxToSym(v.Aux)
  9012  		x := v_0
  9013  		if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 2 {
  9014  			break
  9015  		}
  9016  		y := v_1.Args[0]
  9017  		v.reset(OpAMD64LEAL8)
  9018  		v.AuxInt = int32ToAuxInt(c)
  9019  		v.Aux = symToAux(s)
  9020  		v.AddArg2(x, y)
  9021  		return true
  9022  	}
  9023  	return false
  9024  }
  9025  func rewriteValueAMD64_OpAMD64LEAL4(v *Value) bool {
  9026  	v_1 := v.Args[1]
  9027  	v_0 := v.Args[0]
  9028  	// match: (LEAL4 [c] {s} (ADDLconst [d] x) y)
  9029  	// cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB
  9030  	// result: (LEAL4 [c+d] {s} x y)
  9031  	for {
  9032  		c := auxIntToInt32(v.AuxInt)
  9033  		s := auxToSym(v.Aux)
  9034  		if v_0.Op != OpAMD64ADDLconst {
  9035  			break
  9036  		}
  9037  		d := auxIntToInt32(v_0.AuxInt)
  9038  		x := v_0.Args[0]
  9039  		y := v_1
  9040  		if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) {
  9041  			break
  9042  		}
  9043  		v.reset(OpAMD64LEAL4)
  9044  		v.AuxInt = int32ToAuxInt(c + d)
  9045  		v.Aux = symToAux(s)
  9046  		v.AddArg2(x, y)
  9047  		return true
  9048  	}
  9049  	// match: (LEAL4 [c] {s} x (ADDLconst [d] y))
  9050  	// cond: is32Bit(int64(c)+4*int64(d)) && y.Op != OpSB
  9051  	// result: (LEAL4 [c+4*d] {s} x y)
  9052  	for {
  9053  		c := auxIntToInt32(v.AuxInt)
  9054  		s := auxToSym(v.Aux)
  9055  		x := v_0
  9056  		if v_1.Op != OpAMD64ADDLconst {
  9057  			break
  9058  		}
  9059  		d := auxIntToInt32(v_1.AuxInt)
  9060  		y := v_1.Args[0]
  9061  		if !(is32Bit(int64(c)+4*int64(d)) && y.Op != OpSB) {
  9062  			break
  9063  		}
  9064  		v.reset(OpAMD64LEAL4)
  9065  		v.AuxInt = int32ToAuxInt(c + 4*d)
  9066  		v.Aux = symToAux(s)
  9067  		v.AddArg2(x, y)
  9068  		return true
  9069  	}
  9070  	// match: (LEAL4 [c] {s} x (SHLLconst [1] y))
  9071  	// result: (LEAL8 [c] {s} x y)
  9072  	for {
  9073  		c := auxIntToInt32(v.AuxInt)
  9074  		s := auxToSym(v.Aux)
  9075  		x := v_0
  9076  		if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 1 {
  9077  			break
  9078  		}
  9079  		y := v_1.Args[0]
  9080  		v.reset(OpAMD64LEAL8)
  9081  		v.AuxInt = int32ToAuxInt(c)
  9082  		v.Aux = symToAux(s)
  9083  		v.AddArg2(x, y)
  9084  		return true
  9085  	}
  9086  	return false
  9087  }
  9088  func rewriteValueAMD64_OpAMD64LEAL8(v *Value) bool {
  9089  	v_1 := v.Args[1]
  9090  	v_0 := v.Args[0]
  9091  	// match: (LEAL8 [c] {s} (ADDLconst [d] x) y)
  9092  	// cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB
  9093  	// result: (LEAL8 [c+d] {s} x y)
  9094  	for {
  9095  		c := auxIntToInt32(v.AuxInt)
  9096  		s := auxToSym(v.Aux)
  9097  		if v_0.Op != OpAMD64ADDLconst {
  9098  			break
  9099  		}
  9100  		d := auxIntToInt32(v_0.AuxInt)
  9101  		x := v_0.Args[0]
  9102  		y := v_1
  9103  		if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) {
  9104  			break
  9105  		}
  9106  		v.reset(OpAMD64LEAL8)
  9107  		v.AuxInt = int32ToAuxInt(c + d)
  9108  		v.Aux = symToAux(s)
  9109  		v.AddArg2(x, y)
  9110  		return true
  9111  	}
  9112  	// match: (LEAL8 [c] {s} x (ADDLconst [d] y))
  9113  	// cond: is32Bit(int64(c)+8*int64(d)) && y.Op != OpSB
  9114  	// result: (LEAL8 [c+8*d] {s} x y)
  9115  	for {
  9116  		c := auxIntToInt32(v.AuxInt)
  9117  		s := auxToSym(v.Aux)
  9118  		x := v_0
  9119  		if v_1.Op != OpAMD64ADDLconst {
  9120  			break
  9121  		}
  9122  		d := auxIntToInt32(v_1.AuxInt)
  9123  		y := v_1.Args[0]
  9124  		if !(is32Bit(int64(c)+8*int64(d)) && y.Op != OpSB) {
  9125  			break
  9126  		}
  9127  		v.reset(OpAMD64LEAL8)
  9128  		v.AuxInt = int32ToAuxInt(c + 8*d)
  9129  		v.Aux = symToAux(s)
  9130  		v.AddArg2(x, y)
  9131  		return true
  9132  	}
  9133  	return false
  9134  }
  9135  func rewriteValueAMD64_OpAMD64LEAQ(v *Value) bool {
  9136  	v_0 := v.Args[0]
  9137  	// match: (LEAQ [c] {s} (ADDQconst [d] x))
  9138  	// cond: is32Bit(int64(c)+int64(d))
  9139  	// result: (LEAQ [c+d] {s} x)
  9140  	for {
  9141  		c := auxIntToInt32(v.AuxInt)
  9142  		s := auxToSym(v.Aux)
  9143  		if v_0.Op != OpAMD64ADDQconst {
  9144  			break
  9145  		}
  9146  		d := auxIntToInt32(v_0.AuxInt)
  9147  		x := v_0.Args[0]
  9148  		if !(is32Bit(int64(c) + int64(d))) {
  9149  			break
  9150  		}
  9151  		v.reset(OpAMD64LEAQ)
  9152  		v.AuxInt = int32ToAuxInt(c + d)
  9153  		v.Aux = symToAux(s)
  9154  		v.AddArg(x)
  9155  		return true
  9156  	}
  9157  	// match: (LEAQ [c] {s} (ADDQ x y))
  9158  	// cond: x.Op != OpSB && y.Op != OpSB
  9159  	// result: (LEAQ1 [c] {s} x y)
  9160  	for {
  9161  		c := auxIntToInt32(v.AuxInt)
  9162  		s := auxToSym(v.Aux)
  9163  		if v_0.Op != OpAMD64ADDQ {
  9164  			break
  9165  		}
  9166  		_ = v_0.Args[1]
  9167  		v_0_0 := v_0.Args[0]
  9168  		v_0_1 := v_0.Args[1]
  9169  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  9170  			x := v_0_0
  9171  			y := v_0_1
  9172  			if !(x.Op != OpSB && y.Op != OpSB) {
  9173  				continue
  9174  			}
  9175  			v.reset(OpAMD64LEAQ1)
  9176  			v.AuxInt = int32ToAuxInt(c)
  9177  			v.Aux = symToAux(s)
  9178  			v.AddArg2(x, y)
  9179  			return true
  9180  		}
  9181  		break
  9182  	}
  9183  	// match: (LEAQ [off1] {sym1} (LEAQ [off2] {sym2} x))
  9184  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  9185  	// result: (LEAQ [off1+off2] {mergeSym(sym1,sym2)} x)
  9186  	for {
  9187  		off1 := auxIntToInt32(v.AuxInt)
  9188  		sym1 := auxToSym(v.Aux)
  9189  		if v_0.Op != OpAMD64LEAQ {
  9190  			break
  9191  		}
  9192  		off2 := auxIntToInt32(v_0.AuxInt)
  9193  		sym2 := auxToSym(v_0.Aux)
  9194  		x := v_0.Args[0]
  9195  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  9196  			break
  9197  		}
  9198  		v.reset(OpAMD64LEAQ)
  9199  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9200  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9201  		v.AddArg(x)
  9202  		return true
  9203  	}
  9204  	// match: (LEAQ [off1] {sym1} (LEAQ1 [off2] {sym2} x y))
  9205  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  9206  	// result: (LEAQ1 [off1+off2] {mergeSym(sym1,sym2)} x y)
  9207  	for {
  9208  		off1 := auxIntToInt32(v.AuxInt)
  9209  		sym1 := auxToSym(v.Aux)
  9210  		if v_0.Op != OpAMD64LEAQ1 {
  9211  			break
  9212  		}
  9213  		off2 := auxIntToInt32(v_0.AuxInt)
  9214  		sym2 := auxToSym(v_0.Aux)
  9215  		y := v_0.Args[1]
  9216  		x := v_0.Args[0]
  9217  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  9218  			break
  9219  		}
  9220  		v.reset(OpAMD64LEAQ1)
  9221  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9222  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9223  		v.AddArg2(x, y)
  9224  		return true
  9225  	}
  9226  	// match: (LEAQ [off1] {sym1} (LEAQ2 [off2] {sym2} x y))
  9227  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  9228  	// result: (LEAQ2 [off1+off2] {mergeSym(sym1,sym2)} x y)
  9229  	for {
  9230  		off1 := auxIntToInt32(v.AuxInt)
  9231  		sym1 := auxToSym(v.Aux)
  9232  		if v_0.Op != OpAMD64LEAQ2 {
  9233  			break
  9234  		}
  9235  		off2 := auxIntToInt32(v_0.AuxInt)
  9236  		sym2 := auxToSym(v_0.Aux)
  9237  		y := v_0.Args[1]
  9238  		x := v_0.Args[0]
  9239  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  9240  			break
  9241  		}
  9242  		v.reset(OpAMD64LEAQ2)
  9243  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9244  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9245  		v.AddArg2(x, y)
  9246  		return true
  9247  	}
  9248  	// match: (LEAQ [off1] {sym1} (LEAQ4 [off2] {sym2} x y))
  9249  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  9250  	// result: (LEAQ4 [off1+off2] {mergeSym(sym1,sym2)} x y)
  9251  	for {
  9252  		off1 := auxIntToInt32(v.AuxInt)
  9253  		sym1 := auxToSym(v.Aux)
  9254  		if v_0.Op != OpAMD64LEAQ4 {
  9255  			break
  9256  		}
  9257  		off2 := auxIntToInt32(v_0.AuxInt)
  9258  		sym2 := auxToSym(v_0.Aux)
  9259  		y := v_0.Args[1]
  9260  		x := v_0.Args[0]
  9261  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  9262  			break
  9263  		}
  9264  		v.reset(OpAMD64LEAQ4)
  9265  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9266  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9267  		v.AddArg2(x, y)
  9268  		return true
  9269  	}
  9270  	// match: (LEAQ [off1] {sym1} (LEAQ8 [off2] {sym2} x y))
  9271  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  9272  	// result: (LEAQ8 [off1+off2] {mergeSym(sym1,sym2)} x y)
  9273  	for {
  9274  		off1 := auxIntToInt32(v.AuxInt)
  9275  		sym1 := auxToSym(v.Aux)
  9276  		if v_0.Op != OpAMD64LEAQ8 {
  9277  			break
  9278  		}
  9279  		off2 := auxIntToInt32(v_0.AuxInt)
  9280  		sym2 := auxToSym(v_0.Aux)
  9281  		y := v_0.Args[1]
  9282  		x := v_0.Args[0]
  9283  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  9284  			break
  9285  		}
  9286  		v.reset(OpAMD64LEAQ8)
  9287  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9288  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9289  		v.AddArg2(x, y)
  9290  		return true
  9291  	}
  9292  	return false
  9293  }
  9294  func rewriteValueAMD64_OpAMD64LEAQ1(v *Value) bool {
  9295  	v_1 := v.Args[1]
  9296  	v_0 := v.Args[0]
  9297  	// match: (LEAQ1 [c] {s} (ADDQconst [d] x) y)
  9298  	// cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB
  9299  	// result: (LEAQ1 [c+d] {s} x y)
  9300  	for {
  9301  		c := auxIntToInt32(v.AuxInt)
  9302  		s := auxToSym(v.Aux)
  9303  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  9304  			if v_0.Op != OpAMD64ADDQconst {
  9305  				continue
  9306  			}
  9307  			d := auxIntToInt32(v_0.AuxInt)
  9308  			x := v_0.Args[0]
  9309  			y := v_1
  9310  			if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) {
  9311  				continue
  9312  			}
  9313  			v.reset(OpAMD64LEAQ1)
  9314  			v.AuxInt = int32ToAuxInt(c + d)
  9315  			v.Aux = symToAux(s)
  9316  			v.AddArg2(x, y)
  9317  			return true
  9318  		}
  9319  		break
  9320  	}
  9321  	// match: (LEAQ1 [c] {s} x (SHLQconst [1] y))
  9322  	// result: (LEAQ2 [c] {s} x y)
  9323  	for {
  9324  		c := auxIntToInt32(v.AuxInt)
  9325  		s := auxToSym(v.Aux)
  9326  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  9327  			x := v_0
  9328  			if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 1 {
  9329  				continue
  9330  			}
  9331  			y := v_1.Args[0]
  9332  			v.reset(OpAMD64LEAQ2)
  9333  			v.AuxInt = int32ToAuxInt(c)
  9334  			v.Aux = symToAux(s)
  9335  			v.AddArg2(x, y)
  9336  			return true
  9337  		}
  9338  		break
  9339  	}
  9340  	// match: (LEAQ1 [c] {s} x (SHLQconst [2] y))
  9341  	// result: (LEAQ4 [c] {s} x y)
  9342  	for {
  9343  		c := auxIntToInt32(v.AuxInt)
  9344  		s := auxToSym(v.Aux)
  9345  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  9346  			x := v_0
  9347  			if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 2 {
  9348  				continue
  9349  			}
  9350  			y := v_1.Args[0]
  9351  			v.reset(OpAMD64LEAQ4)
  9352  			v.AuxInt = int32ToAuxInt(c)
  9353  			v.Aux = symToAux(s)
  9354  			v.AddArg2(x, y)
  9355  			return true
  9356  		}
  9357  		break
  9358  	}
  9359  	// match: (LEAQ1 [c] {s} x (SHLQconst [3] y))
  9360  	// result: (LEAQ8 [c] {s} x y)
  9361  	for {
  9362  		c := auxIntToInt32(v.AuxInt)
  9363  		s := auxToSym(v.Aux)
  9364  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  9365  			x := v_0
  9366  			if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 3 {
  9367  				continue
  9368  			}
  9369  			y := v_1.Args[0]
  9370  			v.reset(OpAMD64LEAQ8)
  9371  			v.AuxInt = int32ToAuxInt(c)
  9372  			v.Aux = symToAux(s)
  9373  			v.AddArg2(x, y)
  9374  			return true
  9375  		}
  9376  		break
  9377  	}
  9378  	// match: (LEAQ1 [off1] {sym1} (LEAQ [off2] {sym2} x) y)
  9379  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB
  9380  	// result: (LEAQ1 [off1+off2] {mergeSym(sym1,sym2)} x y)
  9381  	for {
  9382  		off1 := auxIntToInt32(v.AuxInt)
  9383  		sym1 := auxToSym(v.Aux)
  9384  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  9385  			if v_0.Op != OpAMD64LEAQ {
  9386  				continue
  9387  			}
  9388  			off2 := auxIntToInt32(v_0.AuxInt)
  9389  			sym2 := auxToSym(v_0.Aux)
  9390  			x := v_0.Args[0]
  9391  			y := v_1
  9392  			if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB) {
  9393  				continue
  9394  			}
  9395  			v.reset(OpAMD64LEAQ1)
  9396  			v.AuxInt = int32ToAuxInt(off1 + off2)
  9397  			v.Aux = symToAux(mergeSym(sym1, sym2))
  9398  			v.AddArg2(x, y)
  9399  			return true
  9400  		}
  9401  		break
  9402  	}
  9403  	// match: (LEAQ1 [off1] {sym1} x (LEAQ1 [off2] {sym2} y y))
  9404  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  9405  	// result: (LEAQ2 [off1+off2] {mergeSym(sym1, sym2)} x y)
  9406  	for {
  9407  		off1 := auxIntToInt32(v.AuxInt)
  9408  		sym1 := auxToSym(v.Aux)
  9409  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  9410  			x := v_0
  9411  			if v_1.Op != OpAMD64LEAQ1 {
  9412  				continue
  9413  			}
  9414  			off2 := auxIntToInt32(v_1.AuxInt)
  9415  			sym2 := auxToSym(v_1.Aux)
  9416  			y := v_1.Args[1]
  9417  			if y != v_1.Args[0] || !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  9418  				continue
  9419  			}
  9420  			v.reset(OpAMD64LEAQ2)
  9421  			v.AuxInt = int32ToAuxInt(off1 + off2)
  9422  			v.Aux = symToAux(mergeSym(sym1, sym2))
  9423  			v.AddArg2(x, y)
  9424  			return true
  9425  		}
  9426  		break
  9427  	}
  9428  	// match: (LEAQ1 [off1] {sym1} x (LEAQ1 [off2] {sym2} x y))
  9429  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
  9430  	// result: (LEAQ2 [off1+off2] {mergeSym(sym1, sym2)} y x)
  9431  	for {
  9432  		off1 := auxIntToInt32(v.AuxInt)
  9433  		sym1 := auxToSym(v.Aux)
  9434  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  9435  			x := v_0
  9436  			if v_1.Op != OpAMD64LEAQ1 {
  9437  				continue
  9438  			}
  9439  			off2 := auxIntToInt32(v_1.AuxInt)
  9440  			sym2 := auxToSym(v_1.Aux)
  9441  			_ = v_1.Args[1]
  9442  			v_1_0 := v_1.Args[0]
  9443  			v_1_1 := v_1.Args[1]
  9444  			for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 {
  9445  				if x != v_1_0 {
  9446  					continue
  9447  				}
  9448  				y := v_1_1
  9449  				if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
  9450  					continue
  9451  				}
  9452  				v.reset(OpAMD64LEAQ2)
  9453  				v.AuxInt = int32ToAuxInt(off1 + off2)
  9454  				v.Aux = symToAux(mergeSym(sym1, sym2))
  9455  				v.AddArg2(y, x)
  9456  				return true
  9457  			}
  9458  		}
  9459  		break
  9460  	}
  9461  	// match: (LEAQ1 [0] x y)
  9462  	// cond: v.Aux == nil
  9463  	// result: (ADDQ x y)
  9464  	for {
  9465  		if auxIntToInt32(v.AuxInt) != 0 {
  9466  			break
  9467  		}
  9468  		x := v_0
  9469  		y := v_1
  9470  		if !(v.Aux == nil) {
  9471  			break
  9472  		}
  9473  		v.reset(OpAMD64ADDQ)
  9474  		v.AddArg2(x, y)
  9475  		return true
  9476  	}
  9477  	return false
  9478  }
  9479  func rewriteValueAMD64_OpAMD64LEAQ2(v *Value) bool {
  9480  	v_1 := v.Args[1]
  9481  	v_0 := v.Args[0]
  9482  	// match: (LEAQ2 [c] {s} (ADDQconst [d] x) y)
  9483  	// cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB
  9484  	// result: (LEAQ2 [c+d] {s} x y)
  9485  	for {
  9486  		c := auxIntToInt32(v.AuxInt)
  9487  		s := auxToSym(v.Aux)
  9488  		if v_0.Op != OpAMD64ADDQconst {
  9489  			break
  9490  		}
  9491  		d := auxIntToInt32(v_0.AuxInt)
  9492  		x := v_0.Args[0]
  9493  		y := v_1
  9494  		if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) {
  9495  			break
  9496  		}
  9497  		v.reset(OpAMD64LEAQ2)
  9498  		v.AuxInt = int32ToAuxInt(c + d)
  9499  		v.Aux = symToAux(s)
  9500  		v.AddArg2(x, y)
  9501  		return true
  9502  	}
  9503  	// match: (LEAQ2 [c] {s} x (ADDQconst [d] y))
  9504  	// cond: is32Bit(int64(c)+2*int64(d)) && y.Op != OpSB
  9505  	// result: (LEAQ2 [c+2*d] {s} x y)
  9506  	for {
  9507  		c := auxIntToInt32(v.AuxInt)
  9508  		s := auxToSym(v.Aux)
  9509  		x := v_0
  9510  		if v_1.Op != OpAMD64ADDQconst {
  9511  			break
  9512  		}
  9513  		d := auxIntToInt32(v_1.AuxInt)
  9514  		y := v_1.Args[0]
  9515  		if !(is32Bit(int64(c)+2*int64(d)) && y.Op != OpSB) {
  9516  			break
  9517  		}
  9518  		v.reset(OpAMD64LEAQ2)
  9519  		v.AuxInt = int32ToAuxInt(c + 2*d)
  9520  		v.Aux = symToAux(s)
  9521  		v.AddArg2(x, y)
  9522  		return true
  9523  	}
  9524  	// match: (LEAQ2 [c] {s} x (SHLQconst [1] y))
  9525  	// result: (LEAQ4 [c] {s} x y)
  9526  	for {
  9527  		c := auxIntToInt32(v.AuxInt)
  9528  		s := auxToSym(v.Aux)
  9529  		x := v_0
  9530  		if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 1 {
  9531  			break
  9532  		}
  9533  		y := v_1.Args[0]
  9534  		v.reset(OpAMD64LEAQ4)
  9535  		v.AuxInt = int32ToAuxInt(c)
  9536  		v.Aux = symToAux(s)
  9537  		v.AddArg2(x, y)
  9538  		return true
  9539  	}
  9540  	// match: (LEAQ2 [c] {s} x (SHLQconst [2] y))
  9541  	// result: (LEAQ8 [c] {s} x y)
  9542  	for {
  9543  		c := auxIntToInt32(v.AuxInt)
  9544  		s := auxToSym(v.Aux)
  9545  		x := v_0
  9546  		if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 2 {
  9547  			break
  9548  		}
  9549  		y := v_1.Args[0]
  9550  		v.reset(OpAMD64LEAQ8)
  9551  		v.AuxInt = int32ToAuxInt(c)
  9552  		v.Aux = symToAux(s)
  9553  		v.AddArg2(x, y)
  9554  		return true
  9555  	}
  9556  	// match: (LEAQ2 [off1] {sym1} (LEAQ [off2] {sym2} x) y)
  9557  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB
  9558  	// result: (LEAQ2 [off1+off2] {mergeSym(sym1,sym2)} x y)
  9559  	for {
  9560  		off1 := auxIntToInt32(v.AuxInt)
  9561  		sym1 := auxToSym(v.Aux)
  9562  		if v_0.Op != OpAMD64LEAQ {
  9563  			break
  9564  		}
  9565  		off2 := auxIntToInt32(v_0.AuxInt)
  9566  		sym2 := auxToSym(v_0.Aux)
  9567  		x := v_0.Args[0]
  9568  		y := v_1
  9569  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB) {
  9570  			break
  9571  		}
  9572  		v.reset(OpAMD64LEAQ2)
  9573  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9574  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9575  		v.AddArg2(x, y)
  9576  		return true
  9577  	}
  9578  	// match: (LEAQ2 [off1] {sym1} x (LEAQ1 [off2] {sym2} y y))
  9579  	// cond: is32Bit(int64(off1)+2*int64(off2)) && sym2 == nil
  9580  	// result: (LEAQ4 [off1+2*off2] {sym1} x y)
  9581  	for {
  9582  		off1 := auxIntToInt32(v.AuxInt)
  9583  		sym1 := auxToSym(v.Aux)
  9584  		x := v_0
  9585  		if v_1.Op != OpAMD64LEAQ1 {
  9586  			break
  9587  		}
  9588  		off2 := auxIntToInt32(v_1.AuxInt)
  9589  		sym2 := auxToSym(v_1.Aux)
  9590  		y := v_1.Args[1]
  9591  		if y != v_1.Args[0] || !(is32Bit(int64(off1)+2*int64(off2)) && sym2 == nil) {
  9592  			break
  9593  		}
  9594  		v.reset(OpAMD64LEAQ4)
  9595  		v.AuxInt = int32ToAuxInt(off1 + 2*off2)
  9596  		v.Aux = symToAux(sym1)
  9597  		v.AddArg2(x, y)
  9598  		return true
  9599  	}
  9600  	// match: (LEAQ2 [off] {sym} x (MOVQconst [scale]))
  9601  	// cond: is32Bit(int64(off)+int64(scale)*2)
  9602  	// result: (LEAQ [off+int32(scale)*2] {sym} x)
  9603  	for {
  9604  		off := auxIntToInt32(v.AuxInt)
  9605  		sym := auxToSym(v.Aux)
  9606  		x := v_0
  9607  		if v_1.Op != OpAMD64MOVQconst {
  9608  			break
  9609  		}
  9610  		scale := auxIntToInt64(v_1.AuxInt)
  9611  		if !(is32Bit(int64(off) + int64(scale)*2)) {
  9612  			break
  9613  		}
  9614  		v.reset(OpAMD64LEAQ)
  9615  		v.AuxInt = int32ToAuxInt(off + int32(scale)*2)
  9616  		v.Aux = symToAux(sym)
  9617  		v.AddArg(x)
  9618  		return true
  9619  	}
  9620  	// match: (LEAQ2 [off] {sym} x (MOVLconst [scale]))
  9621  	// cond: is32Bit(int64(off)+int64(scale)*2)
  9622  	// result: (LEAQ [off+int32(scale)*2] {sym} x)
  9623  	for {
  9624  		off := auxIntToInt32(v.AuxInt)
  9625  		sym := auxToSym(v.Aux)
  9626  		x := v_0
  9627  		if v_1.Op != OpAMD64MOVLconst {
  9628  			break
  9629  		}
  9630  		scale := auxIntToInt32(v_1.AuxInt)
  9631  		if !(is32Bit(int64(off) + int64(scale)*2)) {
  9632  			break
  9633  		}
  9634  		v.reset(OpAMD64LEAQ)
  9635  		v.AuxInt = int32ToAuxInt(off + int32(scale)*2)
  9636  		v.Aux = symToAux(sym)
  9637  		v.AddArg(x)
  9638  		return true
  9639  	}
  9640  	return false
  9641  }
  9642  func rewriteValueAMD64_OpAMD64LEAQ4(v *Value) bool {
  9643  	v_1 := v.Args[1]
  9644  	v_0 := v.Args[0]
  9645  	// match: (LEAQ4 [c] {s} (ADDQconst [d] x) y)
  9646  	// cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB
  9647  	// result: (LEAQ4 [c+d] {s} x y)
  9648  	for {
  9649  		c := auxIntToInt32(v.AuxInt)
  9650  		s := auxToSym(v.Aux)
  9651  		if v_0.Op != OpAMD64ADDQconst {
  9652  			break
  9653  		}
  9654  		d := auxIntToInt32(v_0.AuxInt)
  9655  		x := v_0.Args[0]
  9656  		y := v_1
  9657  		if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) {
  9658  			break
  9659  		}
  9660  		v.reset(OpAMD64LEAQ4)
  9661  		v.AuxInt = int32ToAuxInt(c + d)
  9662  		v.Aux = symToAux(s)
  9663  		v.AddArg2(x, y)
  9664  		return true
  9665  	}
  9666  	// match: (LEAQ4 [c] {s} x (ADDQconst [d] y))
  9667  	// cond: is32Bit(int64(c)+4*int64(d)) && y.Op != OpSB
  9668  	// result: (LEAQ4 [c+4*d] {s} x y)
  9669  	for {
  9670  		c := auxIntToInt32(v.AuxInt)
  9671  		s := auxToSym(v.Aux)
  9672  		x := v_0
  9673  		if v_1.Op != OpAMD64ADDQconst {
  9674  			break
  9675  		}
  9676  		d := auxIntToInt32(v_1.AuxInt)
  9677  		y := v_1.Args[0]
  9678  		if !(is32Bit(int64(c)+4*int64(d)) && y.Op != OpSB) {
  9679  			break
  9680  		}
  9681  		v.reset(OpAMD64LEAQ4)
  9682  		v.AuxInt = int32ToAuxInt(c + 4*d)
  9683  		v.Aux = symToAux(s)
  9684  		v.AddArg2(x, y)
  9685  		return true
  9686  	}
  9687  	// match: (LEAQ4 [c] {s} x (SHLQconst [1] y))
  9688  	// result: (LEAQ8 [c] {s} x y)
  9689  	for {
  9690  		c := auxIntToInt32(v.AuxInt)
  9691  		s := auxToSym(v.Aux)
  9692  		x := v_0
  9693  		if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 1 {
  9694  			break
  9695  		}
  9696  		y := v_1.Args[0]
  9697  		v.reset(OpAMD64LEAQ8)
  9698  		v.AuxInt = int32ToAuxInt(c)
  9699  		v.Aux = symToAux(s)
  9700  		v.AddArg2(x, y)
  9701  		return true
  9702  	}
  9703  	// match: (LEAQ4 [off1] {sym1} (LEAQ [off2] {sym2} x) y)
  9704  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB
  9705  	// result: (LEAQ4 [off1+off2] {mergeSym(sym1,sym2)} x y)
  9706  	for {
  9707  		off1 := auxIntToInt32(v.AuxInt)
  9708  		sym1 := auxToSym(v.Aux)
  9709  		if v_0.Op != OpAMD64LEAQ {
  9710  			break
  9711  		}
  9712  		off2 := auxIntToInt32(v_0.AuxInt)
  9713  		sym2 := auxToSym(v_0.Aux)
  9714  		x := v_0.Args[0]
  9715  		y := v_1
  9716  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB) {
  9717  			break
  9718  		}
  9719  		v.reset(OpAMD64LEAQ4)
  9720  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9721  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9722  		v.AddArg2(x, y)
  9723  		return true
  9724  	}
  9725  	// match: (LEAQ4 [off1] {sym1} x (LEAQ1 [off2] {sym2} y y))
  9726  	// cond: is32Bit(int64(off1)+4*int64(off2)) && sym2 == nil
  9727  	// result: (LEAQ8 [off1+4*off2] {sym1} x y)
  9728  	for {
  9729  		off1 := auxIntToInt32(v.AuxInt)
  9730  		sym1 := auxToSym(v.Aux)
  9731  		x := v_0
  9732  		if v_1.Op != OpAMD64LEAQ1 {
  9733  			break
  9734  		}
  9735  		off2 := auxIntToInt32(v_1.AuxInt)
  9736  		sym2 := auxToSym(v_1.Aux)
  9737  		y := v_1.Args[1]
  9738  		if y != v_1.Args[0] || !(is32Bit(int64(off1)+4*int64(off2)) && sym2 == nil) {
  9739  			break
  9740  		}
  9741  		v.reset(OpAMD64LEAQ8)
  9742  		v.AuxInt = int32ToAuxInt(off1 + 4*off2)
  9743  		v.Aux = symToAux(sym1)
  9744  		v.AddArg2(x, y)
  9745  		return true
  9746  	}
  9747  	// match: (LEAQ4 [off] {sym} x (MOVQconst [scale]))
  9748  	// cond: is32Bit(int64(off)+int64(scale)*4)
  9749  	// result: (LEAQ [off+int32(scale)*4] {sym} x)
  9750  	for {
  9751  		off := auxIntToInt32(v.AuxInt)
  9752  		sym := auxToSym(v.Aux)
  9753  		x := v_0
  9754  		if v_1.Op != OpAMD64MOVQconst {
  9755  			break
  9756  		}
  9757  		scale := auxIntToInt64(v_1.AuxInt)
  9758  		if !(is32Bit(int64(off) + int64(scale)*4)) {
  9759  			break
  9760  		}
  9761  		v.reset(OpAMD64LEAQ)
  9762  		v.AuxInt = int32ToAuxInt(off + int32(scale)*4)
  9763  		v.Aux = symToAux(sym)
  9764  		v.AddArg(x)
  9765  		return true
  9766  	}
  9767  	// match: (LEAQ4 [off] {sym} x (MOVLconst [scale]))
  9768  	// cond: is32Bit(int64(off)+int64(scale)*4)
  9769  	// result: (LEAQ [off+int32(scale)*4] {sym} x)
  9770  	for {
  9771  		off := auxIntToInt32(v.AuxInt)
  9772  		sym := auxToSym(v.Aux)
  9773  		x := v_0
  9774  		if v_1.Op != OpAMD64MOVLconst {
  9775  			break
  9776  		}
  9777  		scale := auxIntToInt32(v_1.AuxInt)
  9778  		if !(is32Bit(int64(off) + int64(scale)*4)) {
  9779  			break
  9780  		}
  9781  		v.reset(OpAMD64LEAQ)
  9782  		v.AuxInt = int32ToAuxInt(off + int32(scale)*4)
  9783  		v.Aux = symToAux(sym)
  9784  		v.AddArg(x)
  9785  		return true
  9786  	}
  9787  	return false
  9788  }
  9789  func rewriteValueAMD64_OpAMD64LEAQ8(v *Value) bool {
  9790  	v_1 := v.Args[1]
  9791  	v_0 := v.Args[0]
  9792  	// match: (LEAQ8 [c] {s} (ADDQconst [d] x) y)
  9793  	// cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB
  9794  	// result: (LEAQ8 [c+d] {s} x y)
  9795  	for {
  9796  		c := auxIntToInt32(v.AuxInt)
  9797  		s := auxToSym(v.Aux)
  9798  		if v_0.Op != OpAMD64ADDQconst {
  9799  			break
  9800  		}
  9801  		d := auxIntToInt32(v_0.AuxInt)
  9802  		x := v_0.Args[0]
  9803  		y := v_1
  9804  		if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) {
  9805  			break
  9806  		}
  9807  		v.reset(OpAMD64LEAQ8)
  9808  		v.AuxInt = int32ToAuxInt(c + d)
  9809  		v.Aux = symToAux(s)
  9810  		v.AddArg2(x, y)
  9811  		return true
  9812  	}
  9813  	// match: (LEAQ8 [c] {s} x (ADDQconst [d] y))
  9814  	// cond: is32Bit(int64(c)+8*int64(d)) && y.Op != OpSB
  9815  	// result: (LEAQ8 [c+8*d] {s} x y)
  9816  	for {
  9817  		c := auxIntToInt32(v.AuxInt)
  9818  		s := auxToSym(v.Aux)
  9819  		x := v_0
  9820  		if v_1.Op != OpAMD64ADDQconst {
  9821  			break
  9822  		}
  9823  		d := auxIntToInt32(v_1.AuxInt)
  9824  		y := v_1.Args[0]
  9825  		if !(is32Bit(int64(c)+8*int64(d)) && y.Op != OpSB) {
  9826  			break
  9827  		}
  9828  		v.reset(OpAMD64LEAQ8)
  9829  		v.AuxInt = int32ToAuxInt(c + 8*d)
  9830  		v.Aux = symToAux(s)
  9831  		v.AddArg2(x, y)
  9832  		return true
  9833  	}
  9834  	// match: (LEAQ8 [off1] {sym1} (LEAQ [off2] {sym2} x) y)
  9835  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB
  9836  	// result: (LEAQ8 [off1+off2] {mergeSym(sym1,sym2)} x y)
  9837  	for {
  9838  		off1 := auxIntToInt32(v.AuxInt)
  9839  		sym1 := auxToSym(v.Aux)
  9840  		if v_0.Op != OpAMD64LEAQ {
  9841  			break
  9842  		}
  9843  		off2 := auxIntToInt32(v_0.AuxInt)
  9844  		sym2 := auxToSym(v_0.Aux)
  9845  		x := v_0.Args[0]
  9846  		y := v_1
  9847  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB) {
  9848  			break
  9849  		}
  9850  		v.reset(OpAMD64LEAQ8)
  9851  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9852  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9853  		v.AddArg2(x, y)
  9854  		return true
  9855  	}
  9856  	// match: (LEAQ8 [off] {sym} x (MOVQconst [scale]))
  9857  	// cond: is32Bit(int64(off)+int64(scale)*8)
  9858  	// result: (LEAQ [off+int32(scale)*8] {sym} x)
  9859  	for {
  9860  		off := auxIntToInt32(v.AuxInt)
  9861  		sym := auxToSym(v.Aux)
  9862  		x := v_0
  9863  		if v_1.Op != OpAMD64MOVQconst {
  9864  			break
  9865  		}
  9866  		scale := auxIntToInt64(v_1.AuxInt)
  9867  		if !(is32Bit(int64(off) + int64(scale)*8)) {
  9868  			break
  9869  		}
  9870  		v.reset(OpAMD64LEAQ)
  9871  		v.AuxInt = int32ToAuxInt(off + int32(scale)*8)
  9872  		v.Aux = symToAux(sym)
  9873  		v.AddArg(x)
  9874  		return true
  9875  	}
  9876  	// match: (LEAQ8 [off] {sym} x (MOVLconst [scale]))
  9877  	// cond: is32Bit(int64(off)+int64(scale)*8)
  9878  	// result: (LEAQ [off+int32(scale)*8] {sym} x)
  9879  	for {
  9880  		off := auxIntToInt32(v.AuxInt)
  9881  		sym := auxToSym(v.Aux)
  9882  		x := v_0
  9883  		if v_1.Op != OpAMD64MOVLconst {
  9884  			break
  9885  		}
  9886  		scale := auxIntToInt32(v_1.AuxInt)
  9887  		if !(is32Bit(int64(off) + int64(scale)*8)) {
  9888  			break
  9889  		}
  9890  		v.reset(OpAMD64LEAQ)
  9891  		v.AuxInt = int32ToAuxInt(off + int32(scale)*8)
  9892  		v.Aux = symToAux(sym)
  9893  		v.AddArg(x)
  9894  		return true
  9895  	}
  9896  	return false
  9897  }
  9898  func rewriteValueAMD64_OpAMD64MOVBQSX(v *Value) bool {
  9899  	v_0 := v.Args[0]
  9900  	b := v.Block
  9901  	// match: (MOVBQSX x:(MOVBload [off] {sym} ptr mem))
  9902  	// cond: x.Uses == 1 && clobber(x)
  9903  	// result: @x.Block (MOVBQSXload <v.Type> [off] {sym} ptr mem)
  9904  	for {
  9905  		x := v_0
  9906  		if x.Op != OpAMD64MOVBload {
  9907  			break
  9908  		}
  9909  		off := auxIntToInt32(x.AuxInt)
  9910  		sym := auxToSym(x.Aux)
  9911  		mem := x.Args[1]
  9912  		ptr := x.Args[0]
  9913  		if !(x.Uses == 1 && clobber(x)) {
  9914  			break
  9915  		}
  9916  		b = x.Block
  9917  		v0 := b.NewValue0(x.Pos, OpAMD64MOVBQSXload, v.Type)
  9918  		v.copyOf(v0)
  9919  		v0.AuxInt = int32ToAuxInt(off)
  9920  		v0.Aux = symToAux(sym)
  9921  		v0.AddArg2(ptr, mem)
  9922  		return true
  9923  	}
  9924  	// match: (MOVBQSX x:(MOVWload [off] {sym} ptr mem))
  9925  	// cond: x.Uses == 1 && clobber(x)
  9926  	// result: @x.Block (MOVBQSXload <v.Type> [off] {sym} ptr mem)
  9927  	for {
  9928  		x := v_0
  9929  		if x.Op != OpAMD64MOVWload {
  9930  			break
  9931  		}
  9932  		off := auxIntToInt32(x.AuxInt)
  9933  		sym := auxToSym(x.Aux)
  9934  		mem := x.Args[1]
  9935  		ptr := x.Args[0]
  9936  		if !(x.Uses == 1 && clobber(x)) {
  9937  			break
  9938  		}
  9939  		b = x.Block
  9940  		v0 := b.NewValue0(x.Pos, OpAMD64MOVBQSXload, v.Type)
  9941  		v.copyOf(v0)
  9942  		v0.AuxInt = int32ToAuxInt(off)
  9943  		v0.Aux = symToAux(sym)
  9944  		v0.AddArg2(ptr, mem)
  9945  		return true
  9946  	}
  9947  	// match: (MOVBQSX x:(MOVLload [off] {sym} ptr mem))
  9948  	// cond: x.Uses == 1 && clobber(x)
  9949  	// result: @x.Block (MOVBQSXload <v.Type> [off] {sym} ptr mem)
  9950  	for {
  9951  		x := v_0
  9952  		if x.Op != OpAMD64MOVLload {
  9953  			break
  9954  		}
  9955  		off := auxIntToInt32(x.AuxInt)
  9956  		sym := auxToSym(x.Aux)
  9957  		mem := x.Args[1]
  9958  		ptr := x.Args[0]
  9959  		if !(x.Uses == 1 && clobber(x)) {
  9960  			break
  9961  		}
  9962  		b = x.Block
  9963  		v0 := b.NewValue0(x.Pos, OpAMD64MOVBQSXload, v.Type)
  9964  		v.copyOf(v0)
  9965  		v0.AuxInt = int32ToAuxInt(off)
  9966  		v0.Aux = symToAux(sym)
  9967  		v0.AddArg2(ptr, mem)
  9968  		return true
  9969  	}
  9970  	// match: (MOVBQSX x:(MOVQload [off] {sym} ptr mem))
  9971  	// cond: x.Uses == 1 && clobber(x)
  9972  	// result: @x.Block (MOVBQSXload <v.Type> [off] {sym} ptr mem)
  9973  	for {
  9974  		x := v_0
  9975  		if x.Op != OpAMD64MOVQload {
  9976  			break
  9977  		}
  9978  		off := auxIntToInt32(x.AuxInt)
  9979  		sym := auxToSym(x.Aux)
  9980  		mem := x.Args[1]
  9981  		ptr := x.Args[0]
  9982  		if !(x.Uses == 1 && clobber(x)) {
  9983  			break
  9984  		}
  9985  		b = x.Block
  9986  		v0 := b.NewValue0(x.Pos, OpAMD64MOVBQSXload, v.Type)
  9987  		v.copyOf(v0)
  9988  		v0.AuxInt = int32ToAuxInt(off)
  9989  		v0.Aux = symToAux(sym)
  9990  		v0.AddArg2(ptr, mem)
  9991  		return true
  9992  	}
  9993  	// match: (MOVBQSX (ANDLconst [c] x))
  9994  	// cond: c & 0x80 == 0
  9995  	// result: (ANDLconst [c & 0x7f] x)
  9996  	for {
  9997  		if v_0.Op != OpAMD64ANDLconst {
  9998  			break
  9999  		}
 10000  		c := auxIntToInt32(v_0.AuxInt)
 10001  		x := v_0.Args[0]
 10002  		if !(c&0x80 == 0) {
 10003  			break
 10004  		}
 10005  		v.reset(OpAMD64ANDLconst)
 10006  		v.AuxInt = int32ToAuxInt(c & 0x7f)
 10007  		v.AddArg(x)
 10008  		return true
 10009  	}
 10010  	// match: (MOVBQSX (MOVBQSX x))
 10011  	// result: (MOVBQSX x)
 10012  	for {
 10013  		if v_0.Op != OpAMD64MOVBQSX {
 10014  			break
 10015  		}
 10016  		x := v_0.Args[0]
 10017  		v.reset(OpAMD64MOVBQSX)
 10018  		v.AddArg(x)
 10019  		return true
 10020  	}
 10021  	return false
 10022  }
 10023  func rewriteValueAMD64_OpAMD64MOVBQSXload(v *Value) bool {
 10024  	v_1 := v.Args[1]
 10025  	v_0 := v.Args[0]
 10026  	// match: (MOVBQSXload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _))
 10027  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
 10028  	// result: (MOVBQSX x)
 10029  	for {
 10030  		off := auxIntToInt32(v.AuxInt)
 10031  		sym := auxToSym(v.Aux)
 10032  		ptr := v_0
 10033  		if v_1.Op != OpAMD64MOVBstore {
 10034  			break
 10035  		}
 10036  		off2 := auxIntToInt32(v_1.AuxInt)
 10037  		sym2 := auxToSym(v_1.Aux)
 10038  		x := v_1.Args[1]
 10039  		ptr2 := v_1.Args[0]
 10040  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
 10041  			break
 10042  		}
 10043  		v.reset(OpAMD64MOVBQSX)
 10044  		v.AddArg(x)
 10045  		return true
 10046  	}
 10047  	// match: (MOVBQSXload [off1] {sym1} (LEAQ [off2] {sym2} base) mem)
 10048  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
 10049  	// result: (MOVBQSXload [off1+off2] {mergeSym(sym1,sym2)} base mem)
 10050  	for {
 10051  		off1 := auxIntToInt32(v.AuxInt)
 10052  		sym1 := auxToSym(v.Aux)
 10053  		if v_0.Op != OpAMD64LEAQ {
 10054  			break
 10055  		}
 10056  		off2 := auxIntToInt32(v_0.AuxInt)
 10057  		sym2 := auxToSym(v_0.Aux)
 10058  		base := v_0.Args[0]
 10059  		mem := v_1
 10060  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
 10061  			break
 10062  		}
 10063  		v.reset(OpAMD64MOVBQSXload)
 10064  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10065  		v.Aux = symToAux(mergeSym(sym1, sym2))
 10066  		v.AddArg2(base, mem)
 10067  		return true
 10068  	}
 10069  	return false
 10070  }
 10071  func rewriteValueAMD64_OpAMD64MOVBQZX(v *Value) bool {
 10072  	v_0 := v.Args[0]
 10073  	b := v.Block
 10074  	// match: (MOVBQZX x:(MOVBload [off] {sym} ptr mem))
 10075  	// cond: x.Uses == 1 && clobber(x)
 10076  	// result: @x.Block (MOVBload <v.Type> [off] {sym} ptr mem)
 10077  	for {
 10078  		x := v_0
 10079  		if x.Op != OpAMD64MOVBload {
 10080  			break
 10081  		}
 10082  		off := auxIntToInt32(x.AuxInt)
 10083  		sym := auxToSym(x.Aux)
 10084  		mem := x.Args[1]
 10085  		ptr := x.Args[0]
 10086  		if !(x.Uses == 1 && clobber(x)) {
 10087  			break
 10088  		}
 10089  		b = x.Block
 10090  		v0 := b.NewValue0(x.Pos, OpAMD64MOVBload, v.Type)
 10091  		v.copyOf(v0)
 10092  		v0.AuxInt = int32ToAuxInt(off)
 10093  		v0.Aux = symToAux(sym)
 10094  		v0.AddArg2(ptr, mem)
 10095  		return true
 10096  	}
 10097  	// match: (MOVBQZX x:(MOVWload [off] {sym} ptr mem))
 10098  	// cond: x.Uses == 1 && clobber(x)
 10099  	// result: @x.Block (MOVBload <v.Type> [off] {sym} ptr mem)
 10100  	for {
 10101  		x := v_0
 10102  		if x.Op != OpAMD64MOVWload {
 10103  			break
 10104  		}
 10105  		off := auxIntToInt32(x.AuxInt)
 10106  		sym := auxToSym(x.Aux)
 10107  		mem := x.Args[1]
 10108  		ptr := x.Args[0]
 10109  		if !(x.Uses == 1 && clobber(x)) {
 10110  			break
 10111  		}
 10112  		b = x.Block
 10113  		v0 := b.NewValue0(x.Pos, OpAMD64MOVBload, v.Type)
 10114  		v.copyOf(v0)
 10115  		v0.AuxInt = int32ToAuxInt(off)
 10116  		v0.Aux = symToAux(sym)
 10117  		v0.AddArg2(ptr, mem)
 10118  		return true
 10119  	}
 10120  	// match: (MOVBQZX x:(MOVLload [off] {sym} ptr mem))
 10121  	// cond: x.Uses == 1 && clobber(x)
 10122  	// result: @x.Block (MOVBload <v.Type> [off] {sym} ptr mem)
 10123  	for {
 10124  		x := v_0
 10125  		if x.Op != OpAMD64MOVLload {
 10126  			break
 10127  		}
 10128  		off := auxIntToInt32(x.AuxInt)
 10129  		sym := auxToSym(x.Aux)
 10130  		mem := x.Args[1]
 10131  		ptr := x.Args[0]
 10132  		if !(x.Uses == 1 && clobber(x)) {
 10133  			break
 10134  		}
 10135  		b = x.Block
 10136  		v0 := b.NewValue0(x.Pos, OpAMD64MOVBload, v.Type)
 10137  		v.copyOf(v0)
 10138  		v0.AuxInt = int32ToAuxInt(off)
 10139  		v0.Aux = symToAux(sym)
 10140  		v0.AddArg2(ptr, mem)
 10141  		return true
 10142  	}
 10143  	// match: (MOVBQZX x:(MOVQload [off] {sym} ptr mem))
 10144  	// cond: x.Uses == 1 && clobber(x)
 10145  	// result: @x.Block (MOVBload <v.Type> [off] {sym} ptr mem)
 10146  	for {
 10147  		x := v_0
 10148  		if x.Op != OpAMD64MOVQload {
 10149  			break
 10150  		}
 10151  		off := auxIntToInt32(x.AuxInt)
 10152  		sym := auxToSym(x.Aux)
 10153  		mem := x.Args[1]
 10154  		ptr := x.Args[0]
 10155  		if !(x.Uses == 1 && clobber(x)) {
 10156  			break
 10157  		}
 10158  		b = x.Block
 10159  		v0 := b.NewValue0(x.Pos, OpAMD64MOVBload, v.Type)
 10160  		v.copyOf(v0)
 10161  		v0.AuxInt = int32ToAuxInt(off)
 10162  		v0.Aux = symToAux(sym)
 10163  		v0.AddArg2(ptr, mem)
 10164  		return true
 10165  	}
 10166  	// match: (MOVBQZX x)
 10167  	// cond: zeroUpper56Bits(x,3)
 10168  	// result: x
 10169  	for {
 10170  		x := v_0
 10171  		if !(zeroUpper56Bits(x, 3)) {
 10172  			break
 10173  		}
 10174  		v.copyOf(x)
 10175  		return true
 10176  	}
 10177  	// match: (MOVBQZX (ANDLconst [c] x))
 10178  	// result: (ANDLconst [c & 0xff] x)
 10179  	for {
 10180  		if v_0.Op != OpAMD64ANDLconst {
 10181  			break
 10182  		}
 10183  		c := auxIntToInt32(v_0.AuxInt)
 10184  		x := v_0.Args[0]
 10185  		v.reset(OpAMD64ANDLconst)
 10186  		v.AuxInt = int32ToAuxInt(c & 0xff)
 10187  		v.AddArg(x)
 10188  		return true
 10189  	}
 10190  	// match: (MOVBQZX (MOVBQZX x))
 10191  	// result: (MOVBQZX x)
 10192  	for {
 10193  		if v_0.Op != OpAMD64MOVBQZX {
 10194  			break
 10195  		}
 10196  		x := v_0.Args[0]
 10197  		v.reset(OpAMD64MOVBQZX)
 10198  		v.AddArg(x)
 10199  		return true
 10200  	}
 10201  	return false
 10202  }
 10203  func rewriteValueAMD64_OpAMD64MOVBatomicload(v *Value) bool {
 10204  	v_1 := v.Args[1]
 10205  	v_0 := v.Args[0]
 10206  	// match: (MOVBatomicload [off1] {sym} (ADDQconst [off2] ptr) mem)
 10207  	// cond: is32Bit(int64(off1)+int64(off2))
 10208  	// result: (MOVBatomicload [off1+off2] {sym} ptr mem)
 10209  	for {
 10210  		off1 := auxIntToInt32(v.AuxInt)
 10211  		sym := auxToSym(v.Aux)
 10212  		if v_0.Op != OpAMD64ADDQconst {
 10213  			break
 10214  		}
 10215  		off2 := auxIntToInt32(v_0.AuxInt)
 10216  		ptr := v_0.Args[0]
 10217  		mem := v_1
 10218  		if !(is32Bit(int64(off1) + int64(off2))) {
 10219  			break
 10220  		}
 10221  		v.reset(OpAMD64MOVBatomicload)
 10222  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10223  		v.Aux = symToAux(sym)
 10224  		v.AddArg2(ptr, mem)
 10225  		return true
 10226  	}
 10227  	// match: (MOVBatomicload [off1] {sym1} (LEAQ [off2] {sym2} ptr) mem)
 10228  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
 10229  	// result: (MOVBatomicload [off1+off2] {mergeSym(sym1, sym2)} ptr mem)
 10230  	for {
 10231  		off1 := auxIntToInt32(v.AuxInt)
 10232  		sym1 := auxToSym(v.Aux)
 10233  		if v_0.Op != OpAMD64LEAQ {
 10234  			break
 10235  		}
 10236  		off2 := auxIntToInt32(v_0.AuxInt)
 10237  		sym2 := auxToSym(v_0.Aux)
 10238  		ptr := v_0.Args[0]
 10239  		mem := v_1
 10240  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
 10241  			break
 10242  		}
 10243  		v.reset(OpAMD64MOVBatomicload)
 10244  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10245  		v.Aux = symToAux(mergeSym(sym1, sym2))
 10246  		v.AddArg2(ptr, mem)
 10247  		return true
 10248  	}
 10249  	return false
 10250  }
 10251  func rewriteValueAMD64_OpAMD64MOVBload(v *Value) bool {
 10252  	v_1 := v.Args[1]
 10253  	v_0 := v.Args[0]
 10254  	// match: (MOVBload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _))
 10255  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
 10256  	// result: (MOVBQZX x)
 10257  	for {
 10258  		off := auxIntToInt32(v.AuxInt)
 10259  		sym := auxToSym(v.Aux)
 10260  		ptr := v_0
 10261  		if v_1.Op != OpAMD64MOVBstore {
 10262  			break
 10263  		}
 10264  		off2 := auxIntToInt32(v_1.AuxInt)
 10265  		sym2 := auxToSym(v_1.Aux)
 10266  		x := v_1.Args[1]
 10267  		ptr2 := v_1.Args[0]
 10268  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
 10269  			break
 10270  		}
 10271  		v.reset(OpAMD64MOVBQZX)
 10272  		v.AddArg(x)
 10273  		return true
 10274  	}
 10275  	// match: (MOVBload [off1] {sym} (ADDQconst [off2] ptr) mem)
 10276  	// cond: is32Bit(int64(off1)+int64(off2))
 10277  	// result: (MOVBload [off1+off2] {sym} ptr mem)
 10278  	for {
 10279  		off1 := auxIntToInt32(v.AuxInt)
 10280  		sym := auxToSym(v.Aux)
 10281  		if v_0.Op != OpAMD64ADDQconst {
 10282  			break
 10283  		}
 10284  		off2 := auxIntToInt32(v_0.AuxInt)
 10285  		ptr := v_0.Args[0]
 10286  		mem := v_1
 10287  		if !(is32Bit(int64(off1) + int64(off2))) {
 10288  			break
 10289  		}
 10290  		v.reset(OpAMD64MOVBload)
 10291  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10292  		v.Aux = symToAux(sym)
 10293  		v.AddArg2(ptr, mem)
 10294  		return true
 10295  	}
 10296  	// match: (MOVBload [off1] {sym1} (LEAQ [off2] {sym2} base) mem)
 10297  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
 10298  	// result: (MOVBload [off1+off2] {mergeSym(sym1,sym2)} base mem)
 10299  	for {
 10300  		off1 := auxIntToInt32(v.AuxInt)
 10301  		sym1 := auxToSym(v.Aux)
 10302  		if v_0.Op != OpAMD64LEAQ {
 10303  			break
 10304  		}
 10305  		off2 := auxIntToInt32(v_0.AuxInt)
 10306  		sym2 := auxToSym(v_0.Aux)
 10307  		base := v_0.Args[0]
 10308  		mem := v_1
 10309  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
 10310  			break
 10311  		}
 10312  		v.reset(OpAMD64MOVBload)
 10313  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10314  		v.Aux = symToAux(mergeSym(sym1, sym2))
 10315  		v.AddArg2(base, mem)
 10316  		return true
 10317  	}
 10318  	// match: (MOVBload [off1] {sym1} (LEAL [off2] {sym2} base) mem)
 10319  	// cond: canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2))
 10320  	// result: (MOVBload [off1+off2] {mergeSym(sym1,sym2)} base mem)
 10321  	for {
 10322  		off1 := auxIntToInt32(v.AuxInt)
 10323  		sym1 := auxToSym(v.Aux)
 10324  		if v_0.Op != OpAMD64LEAL {
 10325  			break
 10326  		}
 10327  		off2 := auxIntToInt32(v_0.AuxInt)
 10328  		sym2 := auxToSym(v_0.Aux)
 10329  		base := v_0.Args[0]
 10330  		mem := v_1
 10331  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2))) {
 10332  			break
 10333  		}
 10334  		v.reset(OpAMD64MOVBload)
 10335  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10336  		v.Aux = symToAux(mergeSym(sym1, sym2))
 10337  		v.AddArg2(base, mem)
 10338  		return true
 10339  	}
 10340  	// match: (MOVBload [off1] {sym} (ADDLconst [off2] ptr) mem)
 10341  	// cond: is32Bit(int64(off1)+int64(off2))
 10342  	// result: (MOVBload [off1+off2] {sym} ptr mem)
 10343  	for {
 10344  		off1 := auxIntToInt32(v.AuxInt)
 10345  		sym := auxToSym(v.Aux)
 10346  		if v_0.Op != OpAMD64ADDLconst {
 10347  			break
 10348  		}
 10349  		off2 := auxIntToInt32(v_0.AuxInt)
 10350  		ptr := v_0.Args[0]
 10351  		mem := v_1
 10352  		if !(is32Bit(int64(off1) + int64(off2))) {
 10353  			break
 10354  		}
 10355  		v.reset(OpAMD64MOVBload)
 10356  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10357  		v.Aux = symToAux(sym)
 10358  		v.AddArg2(ptr, mem)
 10359  		return true
 10360  	}
 10361  	// match: (MOVBload [off] {sym} (SB) _)
 10362  	// cond: symIsRO(sym)
 10363  	// result: (MOVLconst [int32(read8(sym, int64(off)))])
 10364  	for {
 10365  		off := auxIntToInt32(v.AuxInt)
 10366  		sym := auxToSym(v.Aux)
 10367  		if v_0.Op != OpSB || !(symIsRO(sym)) {
 10368  			break
 10369  		}
 10370  		v.reset(OpAMD64MOVLconst)
 10371  		v.AuxInt = int32ToAuxInt(int32(read8(sym, int64(off))))
 10372  		return true
 10373  	}
 10374  	return false
 10375  }
 10376  func rewriteValueAMD64_OpAMD64MOVBstore(v *Value) bool {
 10377  	v_2 := v.Args[2]
 10378  	v_1 := v.Args[1]
 10379  	v_0 := v.Args[0]
 10380  	b := v.Block
 10381  	typ := &b.Func.Config.Types
 10382  	// match: (MOVBstore [off] {sym} ptr y:(SETL x) mem)
 10383  	// cond: y.Uses == 1
 10384  	// result: (SETLstore [off] {sym} ptr x mem)
 10385  	for {
 10386  		off := auxIntToInt32(v.AuxInt)
 10387  		sym := auxToSym(v.Aux)
 10388  		ptr := v_0
 10389  		y := v_1
 10390  		if y.Op != OpAMD64SETL {
 10391  			break
 10392  		}
 10393  		x := y.Args[0]
 10394  		mem := v_2
 10395  		if !(y.Uses == 1) {
 10396  			break
 10397  		}
 10398  		v.reset(OpAMD64SETLstore)
 10399  		v.AuxInt = int32ToAuxInt(off)
 10400  		v.Aux = symToAux(sym)
 10401  		v.AddArg3(ptr, x, mem)
 10402  		return true
 10403  	}
 10404  	// match: (MOVBstore [off] {sym} ptr y:(SETLE x) mem)
 10405  	// cond: y.Uses == 1
 10406  	// result: (SETLEstore [off] {sym} ptr x mem)
 10407  	for {
 10408  		off := auxIntToInt32(v.AuxInt)
 10409  		sym := auxToSym(v.Aux)
 10410  		ptr := v_0
 10411  		y := v_1
 10412  		if y.Op != OpAMD64SETLE {
 10413  			break
 10414  		}
 10415  		x := y.Args[0]
 10416  		mem := v_2
 10417  		if !(y.Uses == 1) {
 10418  			break
 10419  		}
 10420  		v.reset(OpAMD64SETLEstore)
 10421  		v.AuxInt = int32ToAuxInt(off)
 10422  		v.Aux = symToAux(sym)
 10423  		v.AddArg3(ptr, x, mem)
 10424  		return true
 10425  	}
 10426  	// match: (MOVBstore [off] {sym} ptr y:(SETG x) mem)
 10427  	// cond: y.Uses == 1
 10428  	// result: (SETGstore [off] {sym} ptr x mem)
 10429  	for {
 10430  		off := auxIntToInt32(v.AuxInt)
 10431  		sym := auxToSym(v.Aux)
 10432  		ptr := v_0
 10433  		y := v_1
 10434  		if y.Op != OpAMD64SETG {
 10435  			break
 10436  		}
 10437  		x := y.Args[0]
 10438  		mem := v_2
 10439  		if !(y.Uses == 1) {
 10440  			break
 10441  		}
 10442  		v.reset(OpAMD64SETGstore)
 10443  		v.AuxInt = int32ToAuxInt(off)
 10444  		v.Aux = symToAux(sym)
 10445  		v.AddArg3(ptr, x, mem)
 10446  		return true
 10447  	}
 10448  	// match: (MOVBstore [off] {sym} ptr y:(SETGE x) mem)
 10449  	// cond: y.Uses == 1
 10450  	// result: (SETGEstore [off] {sym} ptr x mem)
 10451  	for {
 10452  		off := auxIntToInt32(v.AuxInt)
 10453  		sym := auxToSym(v.Aux)
 10454  		ptr := v_0
 10455  		y := v_1
 10456  		if y.Op != OpAMD64SETGE {
 10457  			break
 10458  		}
 10459  		x := y.Args[0]
 10460  		mem := v_2
 10461  		if !(y.Uses == 1) {
 10462  			break
 10463  		}
 10464  		v.reset(OpAMD64SETGEstore)
 10465  		v.AuxInt = int32ToAuxInt(off)
 10466  		v.Aux = symToAux(sym)
 10467  		v.AddArg3(ptr, x, mem)
 10468  		return true
 10469  	}
 10470  	// match: (MOVBstore [off] {sym} ptr y:(SETEQ x) mem)
 10471  	// cond: y.Uses == 1
 10472  	// result: (SETEQstore [off] {sym} ptr x mem)
 10473  	for {
 10474  		off := auxIntToInt32(v.AuxInt)
 10475  		sym := auxToSym(v.Aux)
 10476  		ptr := v_0
 10477  		y := v_1
 10478  		if y.Op != OpAMD64SETEQ {
 10479  			break
 10480  		}
 10481  		x := y.Args[0]
 10482  		mem := v_2
 10483  		if !(y.Uses == 1) {
 10484  			break
 10485  		}
 10486  		v.reset(OpAMD64SETEQstore)
 10487  		v.AuxInt = int32ToAuxInt(off)
 10488  		v.Aux = symToAux(sym)
 10489  		v.AddArg3(ptr, x, mem)
 10490  		return true
 10491  	}
 10492  	// match: (MOVBstore [off] {sym} ptr y:(SETNE x) mem)
 10493  	// cond: y.Uses == 1
 10494  	// result: (SETNEstore [off] {sym} ptr x mem)
 10495  	for {
 10496  		off := auxIntToInt32(v.AuxInt)
 10497  		sym := auxToSym(v.Aux)
 10498  		ptr := v_0
 10499  		y := v_1
 10500  		if y.Op != OpAMD64SETNE {
 10501  			break
 10502  		}
 10503  		x := y.Args[0]
 10504  		mem := v_2
 10505  		if !(y.Uses == 1) {
 10506  			break
 10507  		}
 10508  		v.reset(OpAMD64SETNEstore)
 10509  		v.AuxInt = int32ToAuxInt(off)
 10510  		v.Aux = symToAux(sym)
 10511  		v.AddArg3(ptr, x, mem)
 10512  		return true
 10513  	}
 10514  	// match: (MOVBstore [off] {sym} ptr y:(SETB x) mem)
 10515  	// cond: y.Uses == 1
 10516  	// result: (SETBstore [off] {sym} ptr x mem)
 10517  	for {
 10518  		off := auxIntToInt32(v.AuxInt)
 10519  		sym := auxToSym(v.Aux)
 10520  		ptr := v_0
 10521  		y := v_1
 10522  		if y.Op != OpAMD64SETB {
 10523  			break
 10524  		}
 10525  		x := y.Args[0]
 10526  		mem := v_2
 10527  		if !(y.Uses == 1) {
 10528  			break
 10529  		}
 10530  		v.reset(OpAMD64SETBstore)
 10531  		v.AuxInt = int32ToAuxInt(off)
 10532  		v.Aux = symToAux(sym)
 10533  		v.AddArg3(ptr, x, mem)
 10534  		return true
 10535  	}
 10536  	// match: (MOVBstore [off] {sym} ptr y:(SETBE x) mem)
 10537  	// cond: y.Uses == 1
 10538  	// result: (SETBEstore [off] {sym} ptr x mem)
 10539  	for {
 10540  		off := auxIntToInt32(v.AuxInt)
 10541  		sym := auxToSym(v.Aux)
 10542  		ptr := v_0
 10543  		y := v_1
 10544  		if y.Op != OpAMD64SETBE {
 10545  			break
 10546  		}
 10547  		x := y.Args[0]
 10548  		mem := v_2
 10549  		if !(y.Uses == 1) {
 10550  			break
 10551  		}
 10552  		v.reset(OpAMD64SETBEstore)
 10553  		v.AuxInt = int32ToAuxInt(off)
 10554  		v.Aux = symToAux(sym)
 10555  		v.AddArg3(ptr, x, mem)
 10556  		return true
 10557  	}
 10558  	// match: (MOVBstore [off] {sym} ptr y:(SETA x) mem)
 10559  	// cond: y.Uses == 1
 10560  	// result: (SETAstore [off] {sym} ptr x mem)
 10561  	for {
 10562  		off := auxIntToInt32(v.AuxInt)
 10563  		sym := auxToSym(v.Aux)
 10564  		ptr := v_0
 10565  		y := v_1
 10566  		if y.Op != OpAMD64SETA {
 10567  			break
 10568  		}
 10569  		x := y.Args[0]
 10570  		mem := v_2
 10571  		if !(y.Uses == 1) {
 10572  			break
 10573  		}
 10574  		v.reset(OpAMD64SETAstore)
 10575  		v.AuxInt = int32ToAuxInt(off)
 10576  		v.Aux = symToAux(sym)
 10577  		v.AddArg3(ptr, x, mem)
 10578  		return true
 10579  	}
 10580  	// match: (MOVBstore [off] {sym} ptr y:(SETAE x) mem)
 10581  	// cond: y.Uses == 1
 10582  	// result: (SETAEstore [off] {sym} ptr x mem)
 10583  	for {
 10584  		off := auxIntToInt32(v.AuxInt)
 10585  		sym := auxToSym(v.Aux)
 10586  		ptr := v_0
 10587  		y := v_1
 10588  		if y.Op != OpAMD64SETAE {
 10589  			break
 10590  		}
 10591  		x := y.Args[0]
 10592  		mem := v_2
 10593  		if !(y.Uses == 1) {
 10594  			break
 10595  		}
 10596  		v.reset(OpAMD64SETAEstore)
 10597  		v.AuxInt = int32ToAuxInt(off)
 10598  		v.Aux = symToAux(sym)
 10599  		v.AddArg3(ptr, x, mem)
 10600  		return true
 10601  	}
 10602  	// match: (MOVBstore [off] {sym} ptr (MOVBQSX x) mem)
 10603  	// result: (MOVBstore [off] {sym} ptr x mem)
 10604  	for {
 10605  		off := auxIntToInt32(v.AuxInt)
 10606  		sym := auxToSym(v.Aux)
 10607  		ptr := v_0
 10608  		if v_1.Op != OpAMD64MOVBQSX {
 10609  			break
 10610  		}
 10611  		x := v_1.Args[0]
 10612  		mem := v_2
 10613  		v.reset(OpAMD64MOVBstore)
 10614  		v.AuxInt = int32ToAuxInt(off)
 10615  		v.Aux = symToAux(sym)
 10616  		v.AddArg3(ptr, x, mem)
 10617  		return true
 10618  	}
 10619  	// match: (MOVBstore [off] {sym} ptr (MOVBQZX x) mem)
 10620  	// result: (MOVBstore [off] {sym} ptr x mem)
 10621  	for {
 10622  		off := auxIntToInt32(v.AuxInt)
 10623  		sym := auxToSym(v.Aux)
 10624  		ptr := v_0
 10625  		if v_1.Op != OpAMD64MOVBQZX {
 10626  			break
 10627  		}
 10628  		x := v_1.Args[0]
 10629  		mem := v_2
 10630  		v.reset(OpAMD64MOVBstore)
 10631  		v.AuxInt = int32ToAuxInt(off)
 10632  		v.Aux = symToAux(sym)
 10633  		v.AddArg3(ptr, x, mem)
 10634  		return true
 10635  	}
 10636  	// match: (MOVBstore [off1] {sym} (ADDQconst [off2] ptr) val mem)
 10637  	// cond: is32Bit(int64(off1)+int64(off2))
 10638  	// result: (MOVBstore [off1+off2] {sym} ptr val mem)
 10639  	for {
 10640  		off1 := auxIntToInt32(v.AuxInt)
 10641  		sym := auxToSym(v.Aux)
 10642  		if v_0.Op != OpAMD64ADDQconst {
 10643  			break
 10644  		}
 10645  		off2 := auxIntToInt32(v_0.AuxInt)
 10646  		ptr := v_0.Args[0]
 10647  		val := v_1
 10648  		mem := v_2
 10649  		if !(is32Bit(int64(off1) + int64(off2))) {
 10650  			break
 10651  		}
 10652  		v.reset(OpAMD64MOVBstore)
 10653  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10654  		v.Aux = symToAux(sym)
 10655  		v.AddArg3(ptr, val, mem)
 10656  		return true
 10657  	}
 10658  	// match: (MOVBstore [off] {sym} ptr (MOVLconst [c]) mem)
 10659  	// result: (MOVBstoreconst [makeValAndOff32(int32(int8(c)),off)] {sym} ptr mem)
 10660  	for {
 10661  		off := auxIntToInt32(v.AuxInt)
 10662  		sym := auxToSym(v.Aux)
 10663  		ptr := v_0
 10664  		if v_1.Op != OpAMD64MOVLconst {
 10665  			break
 10666  		}
 10667  		c := auxIntToInt32(v_1.AuxInt)
 10668  		mem := v_2
 10669  		v.reset(OpAMD64MOVBstoreconst)
 10670  		v.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(int8(c)), off))
 10671  		v.Aux = symToAux(sym)
 10672  		v.AddArg2(ptr, mem)
 10673  		return true
 10674  	}
 10675  	// match: (MOVBstore [off] {sym} ptr (MOVQconst [c]) mem)
 10676  	// result: (MOVBstoreconst [makeValAndOff32(int32(int8(c)),off)] {sym} ptr mem)
 10677  	for {
 10678  		off := auxIntToInt32(v.AuxInt)
 10679  		sym := auxToSym(v.Aux)
 10680  		ptr := v_0
 10681  		if v_1.Op != OpAMD64MOVQconst {
 10682  			break
 10683  		}
 10684  		c := auxIntToInt64(v_1.AuxInt)
 10685  		mem := v_2
 10686  		v.reset(OpAMD64MOVBstoreconst)
 10687  		v.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(int8(c)), off))
 10688  		v.Aux = symToAux(sym)
 10689  		v.AddArg2(ptr, mem)
 10690  		return true
 10691  	}
 10692  	// match: (MOVBstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
 10693  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
 10694  	// result: (MOVBstore [off1+off2] {mergeSym(sym1,sym2)} base val mem)
 10695  	for {
 10696  		off1 := auxIntToInt32(v.AuxInt)
 10697  		sym1 := auxToSym(v.Aux)
 10698  		if v_0.Op != OpAMD64LEAQ {
 10699  			break
 10700  		}
 10701  		off2 := auxIntToInt32(v_0.AuxInt)
 10702  		sym2 := auxToSym(v_0.Aux)
 10703  		base := v_0.Args[0]
 10704  		val := v_1
 10705  		mem := v_2
 10706  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
 10707  			break
 10708  		}
 10709  		v.reset(OpAMD64MOVBstore)
 10710  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10711  		v.Aux = symToAux(mergeSym(sym1, sym2))
 10712  		v.AddArg3(base, val, mem)
 10713  		return true
 10714  	}
 10715  	// match: (MOVBstore [i] {s} p w x0:(MOVBstore [i-1] {s} p (SHRWconst [8] w) mem))
 10716  	// cond: x0.Uses == 1 && clobber(x0)
 10717  	// result: (MOVWstore [i-1] {s} p (ROLWconst <w.Type> [8] w) mem)
 10718  	for {
 10719  		i := auxIntToInt32(v.AuxInt)
 10720  		s := auxToSym(v.Aux)
 10721  		p := v_0
 10722  		w := v_1
 10723  		x0 := v_2
 10724  		if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i-1 || auxToSym(x0.Aux) != s {
 10725  			break
 10726  		}
 10727  		mem := x0.Args[2]
 10728  		if p != x0.Args[0] {
 10729  			break
 10730  		}
 10731  		x0_1 := x0.Args[1]
 10732  		if x0_1.Op != OpAMD64SHRWconst || auxIntToInt8(x0_1.AuxInt) != 8 || w != x0_1.Args[0] || !(x0.Uses == 1 && clobber(x0)) {
 10733  			break
 10734  		}
 10735  		v.reset(OpAMD64MOVWstore)
 10736  		v.AuxInt = int32ToAuxInt(i - 1)
 10737  		v.Aux = symToAux(s)
 10738  		v0 := b.NewValue0(x0.Pos, OpAMD64ROLWconst, w.Type)
 10739  		v0.AuxInt = int8ToAuxInt(8)
 10740  		v0.AddArg(w)
 10741  		v.AddArg3(p, v0, mem)
 10742  		return true
 10743  	}
 10744  	// match: (MOVBstore [i] {s} p1 w x0:(MOVBstore [i] {s} p0 (SHRWconst [8] w) mem))
 10745  	// cond: x0.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x0)
 10746  	// result: (MOVWstore [i] {s} p0 (ROLWconst <w.Type> [8] w) mem)
 10747  	for {
 10748  		i := auxIntToInt32(v.AuxInt)
 10749  		s := auxToSym(v.Aux)
 10750  		p1 := v_0
 10751  		w := v_1
 10752  		x0 := v_2
 10753  		if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s {
 10754  			break
 10755  		}
 10756  		mem := x0.Args[2]
 10757  		p0 := x0.Args[0]
 10758  		x0_1 := x0.Args[1]
 10759  		if x0_1.Op != OpAMD64SHRWconst || auxIntToInt8(x0_1.AuxInt) != 8 || w != x0_1.Args[0] || !(x0.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x0)) {
 10760  			break
 10761  		}
 10762  		v.reset(OpAMD64MOVWstore)
 10763  		v.AuxInt = int32ToAuxInt(i)
 10764  		v.Aux = symToAux(s)
 10765  		v0 := b.NewValue0(x0.Pos, OpAMD64ROLWconst, w.Type)
 10766  		v0.AuxInt = int8ToAuxInt(8)
 10767  		v0.AddArg(w)
 10768  		v.AddArg3(p0, v0, mem)
 10769  		return true
 10770  	}
 10771  	// match: (MOVBstore [i] {s} p w x2:(MOVBstore [i-1] {s} p (SHRLconst [8] w) x1:(MOVBstore [i-2] {s} p (SHRLconst [16] w) x0:(MOVBstore [i-3] {s} p (SHRLconst [24] w) mem))))
 10772  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)
 10773  	// result: (MOVLstore [i-3] {s} p (BSWAPL <w.Type> w) mem)
 10774  	for {
 10775  		i := auxIntToInt32(v.AuxInt)
 10776  		s := auxToSym(v.Aux)
 10777  		p := v_0
 10778  		w := v_1
 10779  		x2 := v_2
 10780  		if x2.Op != OpAMD64MOVBstore || auxIntToInt32(x2.AuxInt) != i-1 || auxToSym(x2.Aux) != s {
 10781  			break
 10782  		}
 10783  		_ = x2.Args[2]
 10784  		if p != x2.Args[0] {
 10785  			break
 10786  		}
 10787  		x2_1 := x2.Args[1]
 10788  		if x2_1.Op != OpAMD64SHRLconst || auxIntToInt8(x2_1.AuxInt) != 8 || w != x2_1.Args[0] {
 10789  			break
 10790  		}
 10791  		x1 := x2.Args[2]
 10792  		if x1.Op != OpAMD64MOVBstore || auxIntToInt32(x1.AuxInt) != i-2 || auxToSym(x1.Aux) != s {
 10793  			break
 10794  		}
 10795  		_ = x1.Args[2]
 10796  		if p != x1.Args[0] {
 10797  			break
 10798  		}
 10799  		x1_1 := x1.Args[1]
 10800  		if x1_1.Op != OpAMD64SHRLconst || auxIntToInt8(x1_1.AuxInt) != 16 || w != x1_1.Args[0] {
 10801  			break
 10802  		}
 10803  		x0 := x1.Args[2]
 10804  		if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i-3 || auxToSym(x0.Aux) != s {
 10805  			break
 10806  		}
 10807  		mem := x0.Args[2]
 10808  		if p != x0.Args[0] {
 10809  			break
 10810  		}
 10811  		x0_1 := x0.Args[1]
 10812  		if x0_1.Op != OpAMD64SHRLconst || auxIntToInt8(x0_1.AuxInt) != 24 || w != x0_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)) {
 10813  			break
 10814  		}
 10815  		v.reset(OpAMD64MOVLstore)
 10816  		v.AuxInt = int32ToAuxInt(i - 3)
 10817  		v.Aux = symToAux(s)
 10818  		v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPL, w.Type)
 10819  		v0.AddArg(w)
 10820  		v.AddArg3(p, v0, mem)
 10821  		return true
 10822  	}
 10823  	// match: (MOVBstore [i] {s} p3 w x2:(MOVBstore [i] {s} p2 (SHRLconst [8] w) x1:(MOVBstore [i] {s} p1 (SHRLconst [16] w) x0:(MOVBstore [i] {s} p0 (SHRLconst [24] w) mem))))
 10824  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && sequentialAddresses(p0, p1, 1) && sequentialAddresses(p1, p2, 1) && sequentialAddresses(p2, p3, 1) && clobber(x0, x1, x2)
 10825  	// result: (MOVLstore [i] {s} p0 (BSWAPL <w.Type> w) mem)
 10826  	for {
 10827  		i := auxIntToInt32(v.AuxInt)
 10828  		s := auxToSym(v.Aux)
 10829  		p3 := v_0
 10830  		w := v_1
 10831  		x2 := v_2
 10832  		if x2.Op != OpAMD64MOVBstore || auxIntToInt32(x2.AuxInt) != i || auxToSym(x2.Aux) != s {
 10833  			break
 10834  		}
 10835  		_ = x2.Args[2]
 10836  		p2 := x2.Args[0]
 10837  		x2_1 := x2.Args[1]
 10838  		if x2_1.Op != OpAMD64SHRLconst || auxIntToInt8(x2_1.AuxInt) != 8 || w != x2_1.Args[0] {
 10839  			break
 10840  		}
 10841  		x1 := x2.Args[2]
 10842  		if x1.Op != OpAMD64MOVBstore || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s {
 10843  			break
 10844  		}
 10845  		_ = x1.Args[2]
 10846  		p1 := x1.Args[0]
 10847  		x1_1 := x1.Args[1]
 10848  		if x1_1.Op != OpAMD64SHRLconst || auxIntToInt8(x1_1.AuxInt) != 16 || w != x1_1.Args[0] {
 10849  			break
 10850  		}
 10851  		x0 := x1.Args[2]
 10852  		if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s {
 10853  			break
 10854  		}
 10855  		mem := x0.Args[2]
 10856  		p0 := x0.Args[0]
 10857  		x0_1 := x0.Args[1]
 10858  		if x0_1.Op != OpAMD64SHRLconst || auxIntToInt8(x0_1.AuxInt) != 24 || w != x0_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && sequentialAddresses(p0, p1, 1) && sequentialAddresses(p1, p2, 1) && sequentialAddresses(p2, p3, 1) && clobber(x0, x1, x2)) {
 10859  			break
 10860  		}
 10861  		v.reset(OpAMD64MOVLstore)
 10862  		v.AuxInt = int32ToAuxInt(i)
 10863  		v.Aux = symToAux(s)
 10864  		v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPL, w.Type)
 10865  		v0.AddArg(w)
 10866  		v.AddArg3(p0, v0, mem)
 10867  		return true
 10868  	}
 10869  	// match: (MOVBstore [i] {s} p w x6:(MOVBstore [i-1] {s} p (SHRQconst [8] w) x5:(MOVBstore [i-2] {s} p (SHRQconst [16] w) x4:(MOVBstore [i-3] {s} p (SHRQconst [24] w) x3:(MOVBstore [i-4] {s} p (SHRQconst [32] w) x2:(MOVBstore [i-5] {s} p (SHRQconst [40] w) x1:(MOVBstore [i-6] {s} p (SHRQconst [48] w) x0:(MOVBstore [i-7] {s} p (SHRQconst [56] w) mem))))))))
 10870  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && clobber(x0, x1, x2, x3, x4, x5, x6)
 10871  	// result: (MOVQstore [i-7] {s} p (BSWAPQ <w.Type> w) mem)
 10872  	for {
 10873  		i := auxIntToInt32(v.AuxInt)
 10874  		s := auxToSym(v.Aux)
 10875  		p := v_0
 10876  		w := v_1
 10877  		x6 := v_2
 10878  		if x6.Op != OpAMD64MOVBstore || auxIntToInt32(x6.AuxInt) != i-1 || auxToSym(x6.Aux) != s {
 10879  			break
 10880  		}
 10881  		_ = x6.Args[2]
 10882  		if p != x6.Args[0] {
 10883  			break
 10884  		}
 10885  		x6_1 := x6.Args[1]
 10886  		if x6_1.Op != OpAMD64SHRQconst || auxIntToInt8(x6_1.AuxInt) != 8 || w != x6_1.Args[0] {
 10887  			break
 10888  		}
 10889  		x5 := x6.Args[2]
 10890  		if x5.Op != OpAMD64MOVBstore || auxIntToInt32(x5.AuxInt) != i-2 || auxToSym(x5.Aux) != s {
 10891  			break
 10892  		}
 10893  		_ = x5.Args[2]
 10894  		if p != x5.Args[0] {
 10895  			break
 10896  		}
 10897  		x5_1 := x5.Args[1]
 10898  		if x5_1.Op != OpAMD64SHRQconst || auxIntToInt8(x5_1.AuxInt) != 16 || w != x5_1.Args[0] {
 10899  			break
 10900  		}
 10901  		x4 := x5.Args[2]
 10902  		if x4.Op != OpAMD64MOVBstore || auxIntToInt32(x4.AuxInt) != i-3 || auxToSym(x4.Aux) != s {
 10903  			break
 10904  		}
 10905  		_ = x4.Args[2]
 10906  		if p != x4.Args[0] {
 10907  			break
 10908  		}
 10909  		x4_1 := x4.Args[1]
 10910  		if x4_1.Op != OpAMD64SHRQconst || auxIntToInt8(x4_1.AuxInt) != 24 || w != x4_1.Args[0] {
 10911  			break
 10912  		}
 10913  		x3 := x4.Args[2]
 10914  		if x3.Op != OpAMD64MOVBstore || auxIntToInt32(x3.AuxInt) != i-4 || auxToSym(x3.Aux) != s {
 10915  			break
 10916  		}
 10917  		_ = x3.Args[2]
 10918  		if p != x3.Args[0] {
 10919  			break
 10920  		}
 10921  		x3_1 := x3.Args[1]
 10922  		if x3_1.Op != OpAMD64SHRQconst || auxIntToInt8(x3_1.AuxInt) != 32 || w != x3_1.Args[0] {
 10923  			break
 10924  		}
 10925  		x2 := x3.Args[2]
 10926  		if x2.Op != OpAMD64MOVBstore || auxIntToInt32(x2.AuxInt) != i-5 || auxToSym(x2.Aux) != s {
 10927  			break
 10928  		}
 10929  		_ = x2.Args[2]
 10930  		if p != x2.Args[0] {
 10931  			break
 10932  		}
 10933  		x2_1 := x2.Args[1]
 10934  		if x2_1.Op != OpAMD64SHRQconst || auxIntToInt8(x2_1.AuxInt) != 40 || w != x2_1.Args[0] {
 10935  			break
 10936  		}
 10937  		x1 := x2.Args[2]
 10938  		if x1.Op != OpAMD64MOVBstore || auxIntToInt32(x1.AuxInt) != i-6 || auxToSym(x1.Aux) != s {
 10939  			break
 10940  		}
 10941  		_ = x1.Args[2]
 10942  		if p != x1.Args[0] {
 10943  			break
 10944  		}
 10945  		x1_1 := x1.Args[1]
 10946  		if x1_1.Op != OpAMD64SHRQconst || auxIntToInt8(x1_1.AuxInt) != 48 || w != x1_1.Args[0] {
 10947  			break
 10948  		}
 10949  		x0 := x1.Args[2]
 10950  		if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i-7 || auxToSym(x0.Aux) != s {
 10951  			break
 10952  		}
 10953  		mem := x0.Args[2]
 10954  		if p != x0.Args[0] {
 10955  			break
 10956  		}
 10957  		x0_1 := x0.Args[1]
 10958  		if x0_1.Op != OpAMD64SHRQconst || auxIntToInt8(x0_1.AuxInt) != 56 || w != x0_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && clobber(x0, x1, x2, x3, x4, x5, x6)) {
 10959  			break
 10960  		}
 10961  		v.reset(OpAMD64MOVQstore)
 10962  		v.AuxInt = int32ToAuxInt(i - 7)
 10963  		v.Aux = symToAux(s)
 10964  		v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPQ, w.Type)
 10965  		v0.AddArg(w)
 10966  		v.AddArg3(p, v0, mem)
 10967  		return true
 10968  	}
 10969  	// match: (MOVBstore [i] {s} p7 w x6:(MOVBstore [i] {s} p6 (SHRQconst [8] w) x5:(MOVBstore [i] {s} p5 (SHRQconst [16] w) x4:(MOVBstore [i] {s} p4 (SHRQconst [24] w) x3:(MOVBstore [i] {s} p3 (SHRQconst [32] w) x2:(MOVBstore [i] {s} p2 (SHRQconst [40] w) x1:(MOVBstore [i] {s} p1 (SHRQconst [48] w) x0:(MOVBstore [i] {s} p0 (SHRQconst [56] w) mem))))))))
 10970  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && sequentialAddresses(p0, p1, 1) && sequentialAddresses(p1, p2, 1) && sequentialAddresses(p2, p3, 1) && sequentialAddresses(p3, p4, 1) && sequentialAddresses(p4, p5, 1) && sequentialAddresses(p5, p6, 1) && sequentialAddresses(p6, p7, 1) && clobber(x0, x1, x2, x3, x4, x5, x6)
 10971  	// result: (MOVQstore [i] {s} p0 (BSWAPQ <w.Type> w) mem)
 10972  	for {
 10973  		i := auxIntToInt32(v.AuxInt)
 10974  		s := auxToSym(v.Aux)
 10975  		p7 := v_0
 10976  		w := v_1
 10977  		x6 := v_2
 10978  		if x6.Op != OpAMD64MOVBstore || auxIntToInt32(x6.AuxInt) != i || auxToSym(x6.Aux) != s {
 10979  			break
 10980  		}
 10981  		_ = x6.Args[2]
 10982  		p6 := x6.Args[0]
 10983  		x6_1 := x6.Args[1]
 10984  		if x6_1.Op != OpAMD64SHRQconst || auxIntToInt8(x6_1.AuxInt) != 8 || w != x6_1.Args[0] {
 10985  			break
 10986  		}
 10987  		x5 := x6.Args[2]
 10988  		if x5.Op != OpAMD64MOVBstore || auxIntToInt32(x5.AuxInt) != i || auxToSym(x5.Aux) != s {
 10989  			break
 10990  		}
 10991  		_ = x5.Args[2]
 10992  		p5 := x5.Args[0]
 10993  		x5_1 := x5.Args[1]
 10994  		if x5_1.Op != OpAMD64SHRQconst || auxIntToInt8(x5_1.AuxInt) != 16 || w != x5_1.Args[0] {
 10995  			break
 10996  		}
 10997  		x4 := x5.Args[2]
 10998  		if x4.Op != OpAMD64MOVBstore || auxIntToInt32(x4.AuxInt) != i || auxToSym(x4.Aux) != s {
 10999  			break
 11000  		}
 11001  		_ = x4.Args[2]
 11002  		p4 := x4.Args[0]
 11003  		x4_1 := x4.Args[1]
 11004  		if x4_1.Op != OpAMD64SHRQconst || auxIntToInt8(x4_1.AuxInt) != 24 || w != x4_1.Args[0] {
 11005  			break
 11006  		}
 11007  		x3 := x4.Args[2]
 11008  		if x3.Op != OpAMD64MOVBstore || auxIntToInt32(x3.AuxInt) != i || auxToSym(x3.Aux) != s {
 11009  			break
 11010  		}
 11011  		_ = x3.Args[2]
 11012  		p3 := x3.Args[0]
 11013  		x3_1 := x3.Args[1]
 11014  		if x3_1.Op != OpAMD64SHRQconst || auxIntToInt8(x3_1.AuxInt) != 32 || w != x3_1.Args[0] {
 11015  			break
 11016  		}
 11017  		x2 := x3.Args[2]
 11018  		if x2.Op != OpAMD64MOVBstore || auxIntToInt32(x2.AuxInt) != i || auxToSym(x2.Aux) != s {
 11019  			break
 11020  		}
 11021  		_ = x2.Args[2]
 11022  		p2 := x2.Args[0]
 11023  		x2_1 := x2.Args[1]
 11024  		if x2_1.Op != OpAMD64SHRQconst || auxIntToInt8(x2_1.AuxInt) != 40 || w != x2_1.Args[0] {
 11025  			break
 11026  		}
 11027  		x1 := x2.Args[2]
 11028  		if x1.Op != OpAMD64MOVBstore || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s {
 11029  			break
 11030  		}
 11031  		_ = x1.Args[2]
 11032  		p1 := x1.Args[0]
 11033  		x1_1 := x1.Args[1]
 11034  		if x1_1.Op != OpAMD64SHRQconst || auxIntToInt8(x1_1.AuxInt) != 48 || w != x1_1.Args[0] {
 11035  			break
 11036  		}
 11037  		x0 := x1.Args[2]
 11038  		if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s {
 11039  			break
 11040  		}
 11041  		mem := x0.Args[2]
 11042  		p0 := x0.Args[0]
 11043  		x0_1 := x0.Args[1]
 11044  		if x0_1.Op != OpAMD64SHRQconst || auxIntToInt8(x0_1.AuxInt) != 56 || w != x0_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && sequentialAddresses(p0, p1, 1) && sequentialAddresses(p1, p2, 1) && sequentialAddresses(p2, p3, 1) && sequentialAddresses(p3, p4, 1) && sequentialAddresses(p4, p5, 1) && sequentialAddresses(p5, p6, 1) && sequentialAddresses(p6, p7, 1) && clobber(x0, x1, x2, x3, x4, x5, x6)) {
 11045  			break
 11046  		}
 11047  		v.reset(OpAMD64MOVQstore)
 11048  		v.AuxInt = int32ToAuxInt(i)
 11049  		v.Aux = symToAux(s)
 11050  		v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPQ, w.Type)
 11051  		v0.AddArg(w)
 11052  		v.AddArg3(p0, v0, mem)
 11053  		return true
 11054  	}
 11055  	// match: (MOVBstore [i] {s} p (SHRWconst [8] w) x:(MOVBstore [i-1] {s} p w mem))
 11056  	// cond: x.Uses == 1 && clobber(x)
 11057  	// result: (MOVWstore [i-1] {s} p w mem)
 11058  	for {
 11059  		i := auxIntToInt32(v.AuxInt)
 11060  		s := auxToSym(v.Aux)
 11061  		p := v_0
 11062  		if v_1.Op != OpAMD64SHRWconst || auxIntToInt8(v_1.AuxInt) != 8 {
 11063  			break
 11064  		}
 11065  		w := v_1.Args[0]
 11066  		x := v_2
 11067  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
 11068  			break
 11069  		}
 11070  		mem := x.Args[2]
 11071  		if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) {
 11072  			break
 11073  		}
 11074  		v.reset(OpAMD64MOVWstore)
 11075  		v.AuxInt = int32ToAuxInt(i - 1)
 11076  		v.Aux = symToAux(s)
 11077  		v.AddArg3(p, w, mem)
 11078  		return true
 11079  	}
 11080  	// match: (MOVBstore [i] {s} p (SHRLconst [8] w) x:(MOVBstore [i-1] {s} p w mem))
 11081  	// cond: x.Uses == 1 && clobber(x)
 11082  	// result: (MOVWstore [i-1] {s} p w mem)
 11083  	for {
 11084  		i := auxIntToInt32(v.AuxInt)
 11085  		s := auxToSym(v.Aux)
 11086  		p := v_0
 11087  		if v_1.Op != OpAMD64SHRLconst || auxIntToInt8(v_1.AuxInt) != 8 {
 11088  			break
 11089  		}
 11090  		w := v_1.Args[0]
 11091  		x := v_2
 11092  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
 11093  			break
 11094  		}
 11095  		mem := x.Args[2]
 11096  		if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) {
 11097  			break
 11098  		}
 11099  		v.reset(OpAMD64MOVWstore)
 11100  		v.AuxInt = int32ToAuxInt(i - 1)
 11101  		v.Aux = symToAux(s)
 11102  		v.AddArg3(p, w, mem)
 11103  		return true
 11104  	}
 11105  	// match: (MOVBstore [i] {s} p (SHRQconst [8] w) x:(MOVBstore [i-1] {s} p w mem))
 11106  	// cond: x.Uses == 1 && clobber(x)
 11107  	// result: (MOVWstore [i-1] {s} p w mem)
 11108  	for {
 11109  		i := auxIntToInt32(v.AuxInt)
 11110  		s := auxToSym(v.Aux)
 11111  		p := v_0
 11112  		if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 8 {
 11113  			break
 11114  		}
 11115  		w := v_1.Args[0]
 11116  		x := v_2
 11117  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
 11118  			break
 11119  		}
 11120  		mem := x.Args[2]
 11121  		if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) {
 11122  			break
 11123  		}
 11124  		v.reset(OpAMD64MOVWstore)
 11125  		v.AuxInt = int32ToAuxInt(i - 1)
 11126  		v.Aux = symToAux(s)
 11127  		v.AddArg3(p, w, mem)
 11128  		return true
 11129  	}
 11130  	// match: (MOVBstore [i] {s} p w x:(MOVBstore [i+1] {s} p (SHRWconst [8] w) mem))
 11131  	// cond: x.Uses == 1 && clobber(x)
 11132  	// result: (MOVWstore [i] {s} p w mem)
 11133  	for {
 11134  		i := auxIntToInt32(v.AuxInt)
 11135  		s := auxToSym(v.Aux)
 11136  		p := v_0
 11137  		w := v_1
 11138  		x := v_2
 11139  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i+1 || auxToSym(x.Aux) != s {
 11140  			break
 11141  		}
 11142  		mem := x.Args[2]
 11143  		if p != x.Args[0] {
 11144  			break
 11145  		}
 11146  		x_1 := x.Args[1]
 11147  		if x_1.Op != OpAMD64SHRWconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && clobber(x)) {
 11148  			break
 11149  		}
 11150  		v.reset(OpAMD64MOVWstore)
 11151  		v.AuxInt = int32ToAuxInt(i)
 11152  		v.Aux = symToAux(s)
 11153  		v.AddArg3(p, w, mem)
 11154  		return true
 11155  	}
 11156  	// match: (MOVBstore [i] {s} p w x:(MOVBstore [i+1] {s} p (SHRLconst [8] w) mem))
 11157  	// cond: x.Uses == 1 && clobber(x)
 11158  	// result: (MOVWstore [i] {s} p w mem)
 11159  	for {
 11160  		i := auxIntToInt32(v.AuxInt)
 11161  		s := auxToSym(v.Aux)
 11162  		p := v_0
 11163  		w := v_1
 11164  		x := v_2
 11165  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i+1 || auxToSym(x.Aux) != s {
 11166  			break
 11167  		}
 11168  		mem := x.Args[2]
 11169  		if p != x.Args[0] {
 11170  			break
 11171  		}
 11172  		x_1 := x.Args[1]
 11173  		if x_1.Op != OpAMD64SHRLconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && clobber(x)) {
 11174  			break
 11175  		}
 11176  		v.reset(OpAMD64MOVWstore)
 11177  		v.AuxInt = int32ToAuxInt(i)
 11178  		v.Aux = symToAux(s)
 11179  		v.AddArg3(p, w, mem)
 11180  		return true
 11181  	}
 11182  	// match: (MOVBstore [i] {s} p w x:(MOVBstore [i+1] {s} p (SHRQconst [8] w) mem))
 11183  	// cond: x.Uses == 1 && clobber(x)
 11184  	// result: (MOVWstore [i] {s} p w mem)
 11185  	for {
 11186  		i := auxIntToInt32(v.AuxInt)
 11187  		s := auxToSym(v.Aux)
 11188  		p := v_0
 11189  		w := v_1
 11190  		x := v_2
 11191  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i+1 || auxToSym(x.Aux) != s {
 11192  			break
 11193  		}
 11194  		mem := x.Args[2]
 11195  		if p != x.Args[0] {
 11196  			break
 11197  		}
 11198  		x_1 := x.Args[1]
 11199  		if x_1.Op != OpAMD64SHRQconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && clobber(x)) {
 11200  			break
 11201  		}
 11202  		v.reset(OpAMD64MOVWstore)
 11203  		v.AuxInt = int32ToAuxInt(i)
 11204  		v.Aux = symToAux(s)
 11205  		v.AddArg3(p, w, mem)
 11206  		return true
 11207  	}
 11208  	// match: (MOVBstore [i] {s} p (SHRLconst [j] w) x:(MOVBstore [i-1] {s} p w0:(SHRLconst [j-8] w) mem))
 11209  	// cond: x.Uses == 1 && clobber(x)
 11210  	// result: (MOVWstore [i-1] {s} p w0 mem)
 11211  	for {
 11212  		i := auxIntToInt32(v.AuxInt)
 11213  		s := auxToSym(v.Aux)
 11214  		p := v_0
 11215  		if v_1.Op != OpAMD64SHRLconst {
 11216  			break
 11217  		}
 11218  		j := auxIntToInt8(v_1.AuxInt)
 11219  		w := v_1.Args[0]
 11220  		x := v_2
 11221  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
 11222  			break
 11223  		}
 11224  		mem := x.Args[2]
 11225  		if p != x.Args[0] {
 11226  			break
 11227  		}
 11228  		w0 := x.Args[1]
 11229  		if w0.Op != OpAMD64SHRLconst || auxIntToInt8(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && clobber(x)) {
 11230  			break
 11231  		}
 11232  		v.reset(OpAMD64MOVWstore)
 11233  		v.AuxInt = int32ToAuxInt(i - 1)
 11234  		v.Aux = symToAux(s)
 11235  		v.AddArg3(p, w0, mem)
 11236  		return true
 11237  	}
 11238  	// match: (MOVBstore [i] {s} p (SHRQconst [j] w) x:(MOVBstore [i-1] {s} p w0:(SHRQconst [j-8] w) mem))
 11239  	// cond: x.Uses == 1 && clobber(x)
 11240  	// result: (MOVWstore [i-1] {s} p w0 mem)
 11241  	for {
 11242  		i := auxIntToInt32(v.AuxInt)
 11243  		s := auxToSym(v.Aux)
 11244  		p := v_0
 11245  		if v_1.Op != OpAMD64SHRQconst {
 11246  			break
 11247  		}
 11248  		j := auxIntToInt8(v_1.AuxInt)
 11249  		w := v_1.Args[0]
 11250  		x := v_2
 11251  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
 11252  			break
 11253  		}
 11254  		mem := x.Args[2]
 11255  		if p != x.Args[0] {
 11256  			break
 11257  		}
 11258  		w0 := x.Args[1]
 11259  		if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && clobber(x)) {
 11260  			break
 11261  		}
 11262  		v.reset(OpAMD64MOVWstore)
 11263  		v.AuxInt = int32ToAuxInt(i - 1)
 11264  		v.Aux = symToAux(s)
 11265  		v.AddArg3(p, w0, mem)
 11266  		return true
 11267  	}
 11268  	// match: (MOVBstore [i] {s} p1 (SHRWconst [8] w) x:(MOVBstore [i] {s} p0 w mem))
 11269  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)
 11270  	// result: (MOVWstore [i] {s} p0 w mem)
 11271  	for {
 11272  		i := auxIntToInt32(v.AuxInt)
 11273  		s := auxToSym(v.Aux)
 11274  		p1 := v_0
 11275  		if v_1.Op != OpAMD64SHRWconst || auxIntToInt8(v_1.AuxInt) != 8 {
 11276  			break
 11277  		}
 11278  		w := v_1.Args[0]
 11279  		x := v_2
 11280  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 11281  			break
 11282  		}
 11283  		mem := x.Args[2]
 11284  		p0 := x.Args[0]
 11285  		if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) {
 11286  			break
 11287  		}
 11288  		v.reset(OpAMD64MOVWstore)
 11289  		v.AuxInt = int32ToAuxInt(i)
 11290  		v.Aux = symToAux(s)
 11291  		v.AddArg3(p0, w, mem)
 11292  		return true
 11293  	}
 11294  	// match: (MOVBstore [i] {s} p1 (SHRLconst [8] w) x:(MOVBstore [i] {s} p0 w mem))
 11295  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)
 11296  	// result: (MOVWstore [i] {s} p0 w mem)
 11297  	for {
 11298  		i := auxIntToInt32(v.AuxInt)
 11299  		s := auxToSym(v.Aux)
 11300  		p1 := v_0
 11301  		if v_1.Op != OpAMD64SHRLconst || auxIntToInt8(v_1.AuxInt) != 8 {
 11302  			break
 11303  		}
 11304  		w := v_1.Args[0]
 11305  		x := v_2
 11306  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 11307  			break
 11308  		}
 11309  		mem := x.Args[2]
 11310  		p0 := x.Args[0]
 11311  		if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) {
 11312  			break
 11313  		}
 11314  		v.reset(OpAMD64MOVWstore)
 11315  		v.AuxInt = int32ToAuxInt(i)
 11316  		v.Aux = symToAux(s)
 11317  		v.AddArg3(p0, w, mem)
 11318  		return true
 11319  	}
 11320  	// match: (MOVBstore [i] {s} p1 (SHRQconst [8] w) x:(MOVBstore [i] {s} p0 w mem))
 11321  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)
 11322  	// result: (MOVWstore [i] {s} p0 w mem)
 11323  	for {
 11324  		i := auxIntToInt32(v.AuxInt)
 11325  		s := auxToSym(v.Aux)
 11326  		p1 := v_0
 11327  		if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 8 {
 11328  			break
 11329  		}
 11330  		w := v_1.Args[0]
 11331  		x := v_2
 11332  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 11333  			break
 11334  		}
 11335  		mem := x.Args[2]
 11336  		p0 := x.Args[0]
 11337  		if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) {
 11338  			break
 11339  		}
 11340  		v.reset(OpAMD64MOVWstore)
 11341  		v.AuxInt = int32ToAuxInt(i)
 11342  		v.Aux = symToAux(s)
 11343  		v.AddArg3(p0, w, mem)
 11344  		return true
 11345  	}
 11346  	// match: (MOVBstore [i] {s} p0 w x:(MOVBstore [i] {s} p1 (SHRWconst [8] w) mem))
 11347  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)
 11348  	// result: (MOVWstore [i] {s} p0 w mem)
 11349  	for {
 11350  		i := auxIntToInt32(v.AuxInt)
 11351  		s := auxToSym(v.Aux)
 11352  		p0 := v_0
 11353  		w := v_1
 11354  		x := v_2
 11355  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 11356  			break
 11357  		}
 11358  		mem := x.Args[2]
 11359  		p1 := x.Args[0]
 11360  		x_1 := x.Args[1]
 11361  		if x_1.Op != OpAMD64SHRWconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) {
 11362  			break
 11363  		}
 11364  		v.reset(OpAMD64MOVWstore)
 11365  		v.AuxInt = int32ToAuxInt(i)
 11366  		v.Aux = symToAux(s)
 11367  		v.AddArg3(p0, w, mem)
 11368  		return true
 11369  	}
 11370  	// match: (MOVBstore [i] {s} p0 w x:(MOVBstore [i] {s} p1 (SHRLconst [8] w) mem))
 11371  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)
 11372  	// result: (MOVWstore [i] {s} p0 w mem)
 11373  	for {
 11374  		i := auxIntToInt32(v.AuxInt)
 11375  		s := auxToSym(v.Aux)
 11376  		p0 := v_0
 11377  		w := v_1
 11378  		x := v_2
 11379  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 11380  			break
 11381  		}
 11382  		mem := x.Args[2]
 11383  		p1 := x.Args[0]
 11384  		x_1 := x.Args[1]
 11385  		if x_1.Op != OpAMD64SHRLconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) {
 11386  			break
 11387  		}
 11388  		v.reset(OpAMD64MOVWstore)
 11389  		v.AuxInt = int32ToAuxInt(i)
 11390  		v.Aux = symToAux(s)
 11391  		v.AddArg3(p0, w, mem)
 11392  		return true
 11393  	}
 11394  	// match: (MOVBstore [i] {s} p0 w x:(MOVBstore [i] {s} p1 (SHRQconst [8] w) mem))
 11395  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)
 11396  	// result: (MOVWstore [i] {s} p0 w mem)
 11397  	for {
 11398  		i := auxIntToInt32(v.AuxInt)
 11399  		s := auxToSym(v.Aux)
 11400  		p0 := v_0
 11401  		w := v_1
 11402  		x := v_2
 11403  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 11404  			break
 11405  		}
 11406  		mem := x.Args[2]
 11407  		p1 := x.Args[0]
 11408  		x_1 := x.Args[1]
 11409  		if x_1.Op != OpAMD64SHRQconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) {
 11410  			break
 11411  		}
 11412  		v.reset(OpAMD64MOVWstore)
 11413  		v.AuxInt = int32ToAuxInt(i)
 11414  		v.Aux = symToAux(s)
 11415  		v.AddArg3(p0, w, mem)
 11416  		return true
 11417  	}
 11418  	// match: (MOVBstore [i] {s} p1 (SHRLconst [j] w) x:(MOVBstore [i] {s} p0 w0:(SHRLconst [j-8] w) mem))
 11419  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)
 11420  	// result: (MOVWstore [i] {s} p0 w0 mem)
 11421  	for {
 11422  		i := auxIntToInt32(v.AuxInt)
 11423  		s := auxToSym(v.Aux)
 11424  		p1 := v_0
 11425  		if v_1.Op != OpAMD64SHRLconst {
 11426  			break
 11427  		}
 11428  		j := auxIntToInt8(v_1.AuxInt)
 11429  		w := v_1.Args[0]
 11430  		x := v_2
 11431  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 11432  			break
 11433  		}
 11434  		mem := x.Args[2]
 11435  		p0 := x.Args[0]
 11436  		w0 := x.Args[1]
 11437  		if w0.Op != OpAMD64SHRLconst || auxIntToInt8(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) {
 11438  			break
 11439  		}
 11440  		v.reset(OpAMD64MOVWstore)
 11441  		v.AuxInt = int32ToAuxInt(i)
 11442  		v.Aux = symToAux(s)
 11443  		v.AddArg3(p0, w0, mem)
 11444  		return true
 11445  	}
 11446  	// match: (MOVBstore [i] {s} p1 (SHRQconst [j] w) x:(MOVBstore [i] {s} p0 w0:(SHRQconst [j-8] w) mem))
 11447  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)
 11448  	// result: (MOVWstore [i] {s} p0 w0 mem)
 11449  	for {
 11450  		i := auxIntToInt32(v.AuxInt)
 11451  		s := auxToSym(v.Aux)
 11452  		p1 := v_0
 11453  		if v_1.Op != OpAMD64SHRQconst {
 11454  			break
 11455  		}
 11456  		j := auxIntToInt8(v_1.AuxInt)
 11457  		w := v_1.Args[0]
 11458  		x := v_2
 11459  		if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 11460  			break
 11461  		}
 11462  		mem := x.Args[2]
 11463  		p0 := x.Args[0]
 11464  		w0 := x.Args[1]
 11465  		if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) {
 11466  			break
 11467  		}
 11468  		v.reset(OpAMD64MOVWstore)
 11469  		v.AuxInt = int32ToAuxInt(i)
 11470  		v.Aux = symToAux(s)
 11471  		v.AddArg3(p0, w0, mem)
 11472  		return true
 11473  	}
 11474  	// match: (MOVBstore [i] {s} p x1:(MOVBload [j] {s2} p2 mem) mem2:(MOVBstore [i-1] {s} p x2:(MOVBload [j-1] {s2} p2 mem) mem))
 11475  	// cond: x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2)
 11476  	// result: (MOVWstore [i-1] {s} p (MOVWload [j-1] {s2} p2 mem) mem)
 11477  	for {
 11478  		i := auxIntToInt32(v.AuxInt)
 11479  		s := auxToSym(v.Aux)
 11480  		p := v_0
 11481  		x1 := v_1
 11482  		if x1.Op != OpAMD64MOVBload {
 11483  			break
 11484  		}
 11485  		j := auxIntToInt32(x1.AuxInt)
 11486  		s2 := auxToSym(x1.Aux)
 11487  		mem := x1.Args[1]
 11488  		p2 := x1.Args[0]
 11489  		mem2 := v_2
 11490  		if mem2.Op != OpAMD64MOVBstore || auxIntToInt32(mem2.AuxInt) != i-1 || auxToSym(mem2.Aux) != s {
 11491  			break
 11492  		}
 11493  		_ = mem2.Args[2]
 11494  		if p != mem2.Args[0] {
 11495  			break
 11496  		}
 11497  		x2 := mem2.Args[1]
 11498  		if x2.Op != OpAMD64MOVBload || auxIntToInt32(x2.AuxInt) != j-1 || auxToSym(x2.Aux) != s2 {
 11499  			break
 11500  		}
 11501  		_ = x2.Args[1]
 11502  		if p2 != x2.Args[0] || mem != x2.Args[1] || mem != mem2.Args[2] || !(x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2)) {
 11503  			break
 11504  		}
 11505  		v.reset(OpAMD64MOVWstore)
 11506  		v.AuxInt = int32ToAuxInt(i - 1)
 11507  		v.Aux = symToAux(s)
 11508  		v0 := b.NewValue0(x2.Pos, OpAMD64MOVWload, typ.UInt16)
 11509  		v0.AuxInt = int32ToAuxInt(j - 1)
 11510  		v0.Aux = symToAux(s2)
 11511  		v0.AddArg2(p2, mem)
 11512  		v.AddArg3(p, v0, mem)
 11513  		return true
 11514  	}
 11515  	// match: (MOVBstore [off1] {sym1} (LEAL [off2] {sym2} base) val mem)
 11516  	// cond: canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2))
 11517  	// result: (MOVBstore [off1+off2] {mergeSym(sym1,sym2)} base val mem)
 11518  	for {
 11519  		off1 := auxIntToInt32(v.AuxInt)
 11520  		sym1 := auxToSym(v.Aux)
 11521  		if v_0.Op != OpAMD64LEAL {
 11522  			break
 11523  		}
 11524  		off2 := auxIntToInt32(v_0.AuxInt)
 11525  		sym2 := auxToSym(v_0.Aux)
 11526  		base := v_0.Args[0]
 11527  		val := v_1
 11528  		mem := v_2
 11529  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2))) {
 11530  			break
 11531  		}
 11532  		v.reset(OpAMD64MOVBstore)
 11533  		v.AuxInt = int32ToAuxInt(off1 + off2)
 11534  		v.Aux = symToAux(mergeSym(sym1, sym2))
 11535  		v.AddArg3(base, val, mem)
 11536  		return true
 11537  	}
 11538  	// match: (MOVBstore [off1] {sym} (ADDLconst [off2] ptr) val mem)
 11539  	// cond: is32Bit(int64(off1)+int64(off2))
 11540  	// result: (MOVBstore [off1+off2] {sym} ptr val mem)
 11541  	for {
 11542  		off1 := auxIntToInt32(v.AuxInt)
 11543  		sym := auxToSym(v.Aux)
 11544  		if v_0.Op != OpAMD64ADDLconst {
 11545  			break
 11546  		}
 11547  		off2 := auxIntToInt32(v_0.AuxInt)
 11548  		ptr := v_0.Args[0]
 11549  		val := v_1
 11550  		mem := v_2
 11551  		if !(is32Bit(int64(off1) + int64(off2))) {
 11552  			break
 11553  		}
 11554  		v.reset(OpAMD64MOVBstore)
 11555  		v.AuxInt = int32ToAuxInt(off1 + off2)
 11556  		v.Aux = symToAux(sym)
 11557  		v.AddArg3(ptr, val, mem)
 11558  		return true
 11559  	}
 11560  	return false
 11561  }
 11562  func rewriteValueAMD64_OpAMD64MOVBstoreconst(v *Value) bool {
 11563  	v_1 := v.Args[1]
 11564  	v_0 := v.Args[0]
 11565  	// match: (MOVBstoreconst [sc] {s} (ADDQconst [off] ptr) mem)
 11566  	// cond: ValAndOff(sc).canAdd32(off)
 11567  	// result: (MOVBstoreconst [ValAndOff(sc).addOffset32(off)] {s} ptr mem)
 11568  	for {
 11569  		sc := auxIntToValAndOff(v.AuxInt)
 11570  		s := auxToSym(v.Aux)
 11571  		if v_0.Op != OpAMD64ADDQconst {
 11572  			break
 11573  		}
 11574  		off := auxIntToInt32(v_0.AuxInt)
 11575  		ptr := v_0.Args[0]
 11576  		mem := v_1
 11577  		if !(ValAndOff(sc).canAdd32(off)) {
 11578  			break
 11579  		}
 11580  		v.reset(OpAMD64MOVBstoreconst)
 11581  		v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off))
 11582  		v.Aux = symToAux(s)
 11583  		v.AddArg2(ptr, mem)
 11584  		return true
 11585  	}
 11586  	// match: (MOVBstoreconst [sc] {sym1} (LEAQ [off] {sym2} ptr) mem)
 11587  	// cond: canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off)
 11588  	// result: (MOVBstoreconst [ValAndOff(sc).addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem)
 11589  	for {
 11590  		sc := auxIntToValAndOff(v.AuxInt)
 11591  		sym1 := auxToSym(v.Aux)
 11592  		if v_0.Op != OpAMD64LEAQ {
 11593  			break
 11594  		}
 11595  		off := auxIntToInt32(v_0.AuxInt)
 11596  		sym2 := auxToSym(v_0.Aux)
 11597  		ptr := v_0.Args[0]
 11598  		mem := v_1
 11599  		if !(canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off)) {
 11600  			break
 11601  		}
 11602  		v.reset(OpAMD64MOVBstoreconst)
 11603  		v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off))
 11604  		v.Aux = symToAux(mergeSym(sym1, sym2))
 11605  		v.AddArg2(ptr, mem)
 11606  		return true
 11607  	}
 11608  	// match: (MOVBstoreconst [c] {s} p x:(MOVBstoreconst [a] {s} p mem))
 11609  	// cond: x.Uses == 1 && a.Off() + 1 == c.Off() && clobber(x)
 11610  	// result: (MOVWstoreconst [makeValAndOff64(a.Val()&0xff | c.Val()<<8, a.Off())] {s} p mem)
 11611  	for {
 11612  		c := auxIntToValAndOff(v.AuxInt)
 11613  		s := auxToSym(v.Aux)
 11614  		p := v_0
 11615  		x := v_1
 11616  		if x.Op != OpAMD64MOVBstoreconst {
 11617  			break
 11618  		}
 11619  		a := auxIntToValAndOff(x.AuxInt)
 11620  		if auxToSym(x.Aux) != s {
 11621  			break
 11622  		}
 11623  		mem := x.Args[1]
 11624  		if p != x.Args[0] || !(x.Uses == 1 && a.Off()+1 == c.Off() && clobber(x)) {
 11625  			break
 11626  		}
 11627  		v.reset(OpAMD64MOVWstoreconst)
 11628  		v.AuxInt = valAndOffToAuxInt(makeValAndOff64(a.Val()&0xff|c.Val()<<8, a.Off()))
 11629  		v.Aux = symToAux(s)
 11630  		v.AddArg2(p, mem)
 11631  		return true
 11632  	}
 11633  	// match: (MOVBstoreconst [a] {s} p x:(MOVBstoreconst [c] {s} p mem))
 11634  	// cond: x.Uses == 1 && a.Off() + 1 == c.Off() && clobber(x)
 11635  	// result: (MOVWstoreconst [makeValAndOff64(a.Val()&0xff | c.Val()<<8, a.Off())] {s} p mem)
 11636  	for {
 11637  		a := auxIntToValAndOff(v.AuxInt)
 11638  		s := auxToSym(v.Aux)
 11639  		p := v_0
 11640  		x := v_1
 11641  		if x.Op != OpAMD64MOVBstoreconst {
 11642  			break
 11643  		}
 11644  		c := auxIntToValAndOff(x.AuxInt)
 11645  		if auxToSym(x.Aux) != s {
 11646  			break
 11647  		}
 11648  		mem := x.Args[1]
 11649  		if p != x.Args[0] || !(x.Uses == 1 && a.Off()+1 == c.Off() && clobber(x)) {
 11650  			break
 11651  		}
 11652  		v.reset(OpAMD64MOVWstoreconst)
 11653  		v.AuxInt = valAndOffToAuxInt(makeValAndOff64(a.Val()&0xff|c.Val()<<8, a.Off()))
 11654  		v.Aux = symToAux(s)
 11655  		v.AddArg2(p, mem)
 11656  		return true
 11657  	}
 11658  	// match: (MOVBstoreconst [sc] {sym1} (LEAL [off] {sym2} ptr) mem)
 11659  	// cond: canMergeSym(sym1, sym2) && sc.canAdd32(off)
 11660  	// result: (MOVBstoreconst [sc.addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem)
 11661  	for {
 11662  		sc := auxIntToValAndOff(v.AuxInt)
 11663  		sym1 := auxToSym(v.Aux)
 11664  		if v_0.Op != OpAMD64LEAL {
 11665  			break
 11666  		}
 11667  		off := auxIntToInt32(v_0.AuxInt)
 11668  		sym2 := auxToSym(v_0.Aux)
 11669  		ptr := v_0.Args[0]
 11670  		mem := v_1
 11671  		if !(canMergeSym(sym1, sym2) && sc.canAdd32(off)) {
 11672  			break
 11673  		}
 11674  		v.reset(OpAMD64MOVBstoreconst)
 11675  		v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off))
 11676  		v.Aux = symToAux(mergeSym(sym1, sym2))
 11677  		v.AddArg2(ptr, mem)
 11678  		return true
 11679  	}
 11680  	// match: (MOVBstoreconst [sc] {s} (ADDLconst [off] ptr) mem)
 11681  	// cond: sc.canAdd32(off)
 11682  	// result: (MOVBstoreconst [sc.addOffset32(off)] {s} ptr mem)
 11683  	for {
 11684  		sc := auxIntToValAndOff(v.AuxInt)
 11685  		s := auxToSym(v.Aux)
 11686  		if v_0.Op != OpAMD64ADDLconst {
 11687  			break
 11688  		}
 11689  		off := auxIntToInt32(v_0.AuxInt)
 11690  		ptr := v_0.Args[0]
 11691  		mem := v_1
 11692  		if !(sc.canAdd32(off)) {
 11693  			break
 11694  		}
 11695  		v.reset(OpAMD64MOVBstoreconst)
 11696  		v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off))
 11697  		v.Aux = symToAux(s)
 11698  		v.AddArg2(ptr, mem)
 11699  		return true
 11700  	}
 11701  	return false
 11702  }
 11703  func rewriteValueAMD64_OpAMD64MOVLQSX(v *Value) bool {
 11704  	v_0 := v.Args[0]
 11705  	b := v.Block
 11706  	// match: (MOVLQSX x:(MOVLload [off] {sym} ptr mem))
 11707  	// cond: x.Uses == 1 && clobber(x)
 11708  	// result: @x.Block (MOVLQSXload <v.Type> [off] {sym} ptr mem)
 11709  	for {
 11710  		x := v_0
 11711  		if x.Op != OpAMD64MOVLload {
 11712  			break
 11713  		}
 11714  		off := auxIntToInt32(x.AuxInt)
 11715  		sym := auxToSym(x.Aux)
 11716  		mem := x.Args[1]
 11717  		ptr := x.Args[0]
 11718  		if !(x.Uses == 1 && clobber(x)) {
 11719  			break
 11720  		}
 11721  		b = x.Block
 11722  		v0 := b.NewValue0(x.Pos, OpAMD64MOVLQSXload, v.Type)
 11723  		v.copyOf(v0)
 11724  		v0.AuxInt = int32ToAuxInt(off)
 11725  		v0.Aux = symToAux(sym)
 11726  		v0.AddArg2(ptr, mem)
 11727  		return true
 11728  	}
 11729  	// match: (MOVLQSX x:(MOVQload [off] {sym} ptr mem))
 11730  	// cond: x.Uses == 1 && clobber(x)
 11731  	// result: @x.Block (MOVLQSXload <v.Type> [off] {sym} ptr mem)
 11732  	for {
 11733  		x := v_0
 11734  		if x.Op != OpAMD64MOVQload {
 11735  			break
 11736  		}
 11737  		off := auxIntToInt32(x.AuxInt)
 11738  		sym := auxToSym(x.Aux)
 11739  		mem := x.Args[1]
 11740  		ptr := x.Args[0]
 11741  		if !(x.Uses == 1 && clobber(x)) {
 11742  			break
 11743  		}
 11744  		b = x.Block
 11745  		v0 := b.NewValue0(x.Pos, OpAMD64MOVLQSXload, v.Type)
 11746  		v.copyOf(v0)
 11747  		v0.AuxInt = int32ToAuxInt(off)
 11748  		v0.Aux = symToAux(sym)
 11749  		v0.AddArg2(ptr, mem)
 11750  		return true
 11751  	}
 11752  	// match: (MOVLQSX (ANDLconst [c] x))
 11753  	// cond: uint32(c) & 0x80000000 == 0
 11754  	// result: (ANDLconst [c & 0x7fffffff] x)
 11755  	for {
 11756  		if v_0.Op != OpAMD64ANDLconst {
 11757  			break
 11758  		}
 11759  		c := auxIntToInt32(v_0.AuxInt)
 11760  		x := v_0.Args[0]
 11761  		if !(uint32(c)&0x80000000 == 0) {
 11762  			break
 11763  		}
 11764  		v.reset(OpAMD64ANDLconst)
 11765  		v.AuxInt = int32ToAuxInt(c & 0x7fffffff)
 11766  		v.AddArg(x)
 11767  		return true
 11768  	}
 11769  	// match: (MOVLQSX (MOVLQSX x))
 11770  	// result: (MOVLQSX x)
 11771  	for {
 11772  		if v_0.Op != OpAMD64MOVLQSX {
 11773  			break
 11774  		}
 11775  		x := v_0.Args[0]
 11776  		v.reset(OpAMD64MOVLQSX)
 11777  		v.AddArg(x)
 11778  		return true
 11779  	}
 11780  	// match: (MOVLQSX (MOVWQSX x))
 11781  	// result: (MOVWQSX x)
 11782  	for {
 11783  		if v_0.Op != OpAMD64MOVWQSX {
 11784  			break
 11785  		}
 11786  		x := v_0.Args[0]
 11787  		v.reset(OpAMD64MOVWQSX)
 11788  		v.AddArg(x)
 11789  		return true
 11790  	}
 11791  	// match: (MOVLQSX (MOVBQSX x))
 11792  	// result: (MOVBQSX x)
 11793  	for {
 11794  		if v_0.Op != OpAMD64MOVBQSX {
 11795  			break
 11796  		}
 11797  		x := v_0.Args[0]
 11798  		v.reset(OpAMD64MOVBQSX)
 11799  		v.AddArg(x)
 11800  		return true
 11801  	}
 11802  	return false
 11803  }
 11804  func rewriteValueAMD64_OpAMD64MOVLQSXload(v *Value) bool {
 11805  	v_1 := v.Args[1]
 11806  	v_0 := v.Args[0]
 11807  	// match: (MOVLQSXload [off] {sym} ptr (MOVLstore [off2] {sym2} ptr2 x _))
 11808  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
 11809  	// result: (MOVLQSX x)
 11810  	for {
 11811  		off := auxIntToInt32(v.AuxInt)
 11812  		sym := auxToSym(v.Aux)
 11813  		ptr := v_0
 11814  		if v_1.Op != OpAMD64MOVLstore {
 11815  			break
 11816  		}
 11817  		off2 := auxIntToInt32(v_1.AuxInt)
 11818  		sym2 := auxToSym(v_1.Aux)
 11819  		x := v_1.Args[1]
 11820  		ptr2 := v_1.Args[0]
 11821  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
 11822  			break
 11823  		}
 11824  		v.reset(OpAMD64MOVLQSX)
 11825  		v.AddArg(x)
 11826  		return true
 11827  	}
 11828  	// match: (MOVLQSXload [off1] {sym1} (LEAQ [off2] {sym2} base) mem)
 11829  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
 11830  	// result: (MOVLQSXload [off1+off2] {mergeSym(sym1,sym2)} base mem)
 11831  	for {
 11832  		off1 := auxIntToInt32(v.AuxInt)
 11833  		sym1 := auxToSym(v.Aux)
 11834  		if v_0.Op != OpAMD64LEAQ {
 11835  			break
 11836  		}
 11837  		off2 := auxIntToInt32(v_0.AuxInt)
 11838  		sym2 := auxToSym(v_0.Aux)
 11839  		base := v_0.Args[0]
 11840  		mem := v_1
 11841  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
 11842  			break
 11843  		}
 11844  		v.reset(OpAMD64MOVLQSXload)
 11845  		v.AuxInt = int32ToAuxInt(off1 + off2)
 11846  		v.Aux = symToAux(mergeSym(sym1, sym2))
 11847  		v.AddArg2(base, mem)
 11848  		return true
 11849  	}
 11850  	return false
 11851  }
 11852  func rewriteValueAMD64_OpAMD64MOVLQZX(v *Value) bool {
 11853  	v_0 := v.Args[0]
 11854  	b := v.Block
 11855  	// match: (MOVLQZX x:(MOVLload [off] {sym} ptr mem))
 11856  	// cond: x.Uses == 1 && clobber(x)
 11857  	// result: @x.Block (MOVLload <v.Type> [off] {sym} ptr mem)
 11858  	for {
 11859  		x := v_0
 11860  		if x.Op != OpAMD64MOVLload {
 11861  			break
 11862  		}
 11863  		off := auxIntToInt32(x.AuxInt)
 11864  		sym := auxToSym(x.Aux)
 11865  		mem := x.Args[1]
 11866  		ptr := x.Args[0]
 11867  		if !(x.Uses == 1 && clobber(x)) {
 11868  			break
 11869  		}
 11870  		b = x.Block
 11871  		v0 := b.NewValue0(x.Pos, OpAMD64MOVLload, v.Type)
 11872  		v.copyOf(v0)
 11873  		v0.AuxInt = int32ToAuxInt(off)
 11874  		v0.Aux = symToAux(sym)
 11875  		v0.AddArg2(ptr, mem)
 11876  		return true
 11877  	}
 11878  	// match: (MOVLQZX x:(MOVQload [off] {sym} ptr mem))
 11879  	// cond: x.Uses == 1 && clobber(x)
 11880  	// result: @x.Block (MOVLload <v.Type> [off] {sym} ptr mem)
 11881  	for {
 11882  		x := v_0
 11883  		if x.Op != OpAMD64MOVQload {
 11884  			break
 11885  		}
 11886  		off := auxIntToInt32(x.AuxInt)
 11887  		sym := auxToSym(x.Aux)
 11888  		mem := x.Args[1]
 11889  		ptr := x.Args[0]
 11890  		if !(x.Uses == 1 && clobber(x)) {
 11891  			break
 11892  		}
 11893  		b = x.Block
 11894  		v0 := b.NewValue0(x.Pos, OpAMD64MOVLload, v.Type)
 11895  		v.copyOf(v0)
 11896  		v0.AuxInt = int32ToAuxInt(off)
 11897  		v0.Aux = symToAux(sym)
 11898  		v0.AddArg2(ptr, mem)
 11899  		return true
 11900  	}
 11901  	// match: (MOVLQZX x)
 11902  	// cond: zeroUpper32Bits(x,3)
 11903  	// result: x
 11904  	for {
 11905  		x := v_0
 11906  		if !(zeroUpper32Bits(x, 3)) {
 11907  			break
 11908  		}
 11909  		v.copyOf(x)
 11910  		return true
 11911  	}
 11912  	// match: (MOVLQZX (ANDLconst [c] x))
 11913  	// result: (ANDLconst [c] x)
 11914  	for {
 11915  		if v_0.Op != OpAMD64ANDLconst {
 11916  			break
 11917  		}
 11918  		c := auxIntToInt32(v_0.AuxInt)
 11919  		x := v_0.Args[0]
 11920  		v.reset(OpAMD64ANDLconst)
 11921  		v.AuxInt = int32ToAuxInt(c)
 11922  		v.AddArg(x)
 11923  		return true
 11924  	}
 11925  	// match: (MOVLQZX (MOVLQZX x))
 11926  	// result: (MOVLQZX x)
 11927  	for {
 11928  		if v_0.Op != OpAMD64MOVLQZX {
 11929  			break
 11930  		}
 11931  		x := v_0.Args[0]
 11932  		v.reset(OpAMD64MOVLQZX)
 11933  		v.AddArg(x)
 11934  		return true
 11935  	}
 11936  	// match: (MOVLQZX (MOVWQZX x))
 11937  	// result: (MOVWQZX x)
 11938  	for {
 11939  		if v_0.Op != OpAMD64MOVWQZX {
 11940  			break
 11941  		}
 11942  		x := v_0.Args[0]
 11943  		v.reset(OpAMD64MOVWQZX)
 11944  		v.AddArg(x)
 11945  		return true
 11946  	}
 11947  	// match: (MOVLQZX (MOVBQZX x))
 11948  	// result: (MOVBQZX x)
 11949  	for {
 11950  		if v_0.Op != OpAMD64MOVBQZX {
 11951  			break
 11952  		}
 11953  		x := v_0.Args[0]
 11954  		v.reset(OpAMD64MOVBQZX)
 11955  		v.AddArg(x)
 11956  		return true
 11957  	}
 11958  	return false
 11959  }
 11960  func rewriteValueAMD64_OpAMD64MOVLatomicload(v *Value) bool {
 11961  	v_1 := v.Args[1]
 11962  	v_0 := v.Args[0]
 11963  	// match: (MOVLatomicload [off1] {sym} (ADDQconst [off2] ptr) mem)
 11964  	// cond: is32Bit(int64(off1)+int64(off2))
 11965  	// result: (MOVLatomicload [off1+off2] {sym} ptr mem)
 11966  	for {
 11967  		off1 := auxIntToInt32(v.AuxInt)
 11968  		sym := auxToSym(v.Aux)
 11969  		if v_0.Op != OpAMD64ADDQconst {
 11970  			break
 11971  		}
 11972  		off2 := auxIntToInt32(v_0.AuxInt)
 11973  		ptr := v_0.Args[0]
 11974  		mem := v_1
 11975  		if !(is32Bit(int64(off1) + int64(off2))) {
 11976  			break
 11977  		}
 11978  		v.reset(OpAMD64MOVLatomicload)
 11979  		v.AuxInt = int32ToAuxInt(off1 + off2)
 11980  		v.Aux = symToAux(sym)
 11981  		v.AddArg2(ptr, mem)
 11982  		return true
 11983  	}
 11984  	// match: (MOVLatomicload [off1] {sym1} (LEAQ [off2] {sym2} ptr) mem)
 11985  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
 11986  	// result: (MOVLatomicload [off1+off2] {mergeSym(sym1, sym2)} ptr mem)
 11987  	for {
 11988  		off1 := auxIntToInt32(v.AuxInt)
 11989  		sym1 := auxToSym(v.Aux)
 11990  		if v_0.Op != OpAMD64LEAQ {
 11991  			break
 11992  		}
 11993  		off2 := auxIntToInt32(v_0.AuxInt)
 11994  		sym2 := auxToSym(v_0.Aux)
 11995  		ptr := v_0.Args[0]
 11996  		mem := v_1
 11997  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
 11998  			break
 11999  		}
 12000  		v.reset(OpAMD64MOVLatomicload)
 12001  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12002  		v.Aux = symToAux(mergeSym(sym1, sym2))
 12003  		v.AddArg2(ptr, mem)
 12004  		return true
 12005  	}
 12006  	return false
 12007  }
 12008  func rewriteValueAMD64_OpAMD64MOVLf2i(v *Value) bool {
 12009  	v_0 := v.Args[0]
 12010  	b := v.Block
 12011  	// match: (MOVLf2i <t> (Arg <u> [off] {sym}))
 12012  	// cond: t.Size() == u.Size()
 12013  	// result: @b.Func.Entry (Arg <t> [off] {sym})
 12014  	for {
 12015  		t := v.Type
 12016  		if v_0.Op != OpArg {
 12017  			break
 12018  		}
 12019  		u := v_0.Type
 12020  		off := auxIntToInt32(v_0.AuxInt)
 12021  		sym := auxToSym(v_0.Aux)
 12022  		if !(t.Size() == u.Size()) {
 12023  			break
 12024  		}
 12025  		b = b.Func.Entry
 12026  		v0 := b.NewValue0(v.Pos, OpArg, t)
 12027  		v.copyOf(v0)
 12028  		v0.AuxInt = int32ToAuxInt(off)
 12029  		v0.Aux = symToAux(sym)
 12030  		return true
 12031  	}
 12032  	return false
 12033  }
 12034  func rewriteValueAMD64_OpAMD64MOVLi2f(v *Value) bool {
 12035  	v_0 := v.Args[0]
 12036  	b := v.Block
 12037  	// match: (MOVLi2f <t> (Arg <u> [off] {sym}))
 12038  	// cond: t.Size() == u.Size()
 12039  	// result: @b.Func.Entry (Arg <t> [off] {sym})
 12040  	for {
 12041  		t := v.Type
 12042  		if v_0.Op != OpArg {
 12043  			break
 12044  		}
 12045  		u := v_0.Type
 12046  		off := auxIntToInt32(v_0.AuxInt)
 12047  		sym := auxToSym(v_0.Aux)
 12048  		if !(t.Size() == u.Size()) {
 12049  			break
 12050  		}
 12051  		b = b.Func.Entry
 12052  		v0 := b.NewValue0(v.Pos, OpArg, t)
 12053  		v.copyOf(v0)
 12054  		v0.AuxInt = int32ToAuxInt(off)
 12055  		v0.Aux = symToAux(sym)
 12056  		return true
 12057  	}
 12058  	return false
 12059  }
 12060  func rewriteValueAMD64_OpAMD64MOVLload(v *Value) bool {
 12061  	v_1 := v.Args[1]
 12062  	v_0 := v.Args[0]
 12063  	b := v.Block
 12064  	config := b.Func.Config
 12065  	// match: (MOVLload [off] {sym} ptr (MOVLstore [off2] {sym2} ptr2 x _))
 12066  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
 12067  	// result: (MOVLQZX x)
 12068  	for {
 12069  		off := auxIntToInt32(v.AuxInt)
 12070  		sym := auxToSym(v.Aux)
 12071  		ptr := v_0
 12072  		if v_1.Op != OpAMD64MOVLstore {
 12073  			break
 12074  		}
 12075  		off2 := auxIntToInt32(v_1.AuxInt)
 12076  		sym2 := auxToSym(v_1.Aux)
 12077  		x := v_1.Args[1]
 12078  		ptr2 := v_1.Args[0]
 12079  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
 12080  			break
 12081  		}
 12082  		v.reset(OpAMD64MOVLQZX)
 12083  		v.AddArg(x)
 12084  		return true
 12085  	}
 12086  	// match: (MOVLload [off1] {sym} (ADDQconst [off2] ptr) mem)
 12087  	// cond: is32Bit(int64(off1)+int64(off2))
 12088  	// result: (MOVLload [off1+off2] {sym} ptr mem)
 12089  	for {
 12090  		off1 := auxIntToInt32(v.AuxInt)
 12091  		sym := auxToSym(v.Aux)
 12092  		if v_0.Op != OpAMD64ADDQconst {
 12093  			break
 12094  		}
 12095  		off2 := auxIntToInt32(v_0.AuxInt)
 12096  		ptr := v_0.Args[0]
 12097  		mem := v_1
 12098  		if !(is32Bit(int64(off1) + int64(off2))) {
 12099  			break
 12100  		}
 12101  		v.reset(OpAMD64MOVLload)
 12102  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12103  		v.Aux = symToAux(sym)
 12104  		v.AddArg2(ptr, mem)
 12105  		return true
 12106  	}
 12107  	// match: (MOVLload [off1] {sym1} (LEAQ [off2] {sym2} base) mem)
 12108  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
 12109  	// result: (MOVLload [off1+off2] {mergeSym(sym1,sym2)} base mem)
 12110  	for {
 12111  		off1 := auxIntToInt32(v.AuxInt)
 12112  		sym1 := auxToSym(v.Aux)
 12113  		if v_0.Op != OpAMD64LEAQ {
 12114  			break
 12115  		}
 12116  		off2 := auxIntToInt32(v_0.AuxInt)
 12117  		sym2 := auxToSym(v_0.Aux)
 12118  		base := v_0.Args[0]
 12119  		mem := v_1
 12120  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
 12121  			break
 12122  		}
 12123  		v.reset(OpAMD64MOVLload)
 12124  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12125  		v.Aux = symToAux(mergeSym(sym1, sym2))
 12126  		v.AddArg2(base, mem)
 12127  		return true
 12128  	}
 12129  	// match: (MOVLload [off1] {sym1} (LEAL [off2] {sym2} base) mem)
 12130  	// cond: canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2))
 12131  	// result: (MOVLload [off1+off2] {mergeSym(sym1,sym2)} base mem)
 12132  	for {
 12133  		off1 := auxIntToInt32(v.AuxInt)
 12134  		sym1 := auxToSym(v.Aux)
 12135  		if v_0.Op != OpAMD64LEAL {
 12136  			break
 12137  		}
 12138  		off2 := auxIntToInt32(v_0.AuxInt)
 12139  		sym2 := auxToSym(v_0.Aux)
 12140  		base := v_0.Args[0]
 12141  		mem := v_1
 12142  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2))) {
 12143  			break
 12144  		}
 12145  		v.reset(OpAMD64MOVLload)
 12146  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12147  		v.Aux = symToAux(mergeSym(sym1, sym2))
 12148  		v.AddArg2(base, mem)
 12149  		return true
 12150  	}
 12151  	// match: (MOVLload [off1] {sym} (ADDLconst [off2] ptr) mem)
 12152  	// cond: is32Bit(int64(off1)+int64(off2))
 12153  	// result: (MOVLload [off1+off2] {sym} ptr mem)
 12154  	for {
 12155  		off1 := auxIntToInt32(v.AuxInt)
 12156  		sym := auxToSym(v.Aux)
 12157  		if v_0.Op != OpAMD64ADDLconst {
 12158  			break
 12159  		}
 12160  		off2 := auxIntToInt32(v_0.AuxInt)
 12161  		ptr := v_0.Args[0]
 12162  		mem := v_1
 12163  		if !(is32Bit(int64(off1) + int64(off2))) {
 12164  			break
 12165  		}
 12166  		v.reset(OpAMD64MOVLload)
 12167  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12168  		v.Aux = symToAux(sym)
 12169  		v.AddArg2(ptr, mem)
 12170  		return true
 12171  	}
 12172  	// match: (MOVLload [off] {sym} ptr (MOVSSstore [off] {sym} ptr val _))
 12173  	// result: (MOVLf2i val)
 12174  	for {
 12175  		off := auxIntToInt32(v.AuxInt)
 12176  		sym := auxToSym(v.Aux)
 12177  		ptr := v_0
 12178  		if v_1.Op != OpAMD64MOVSSstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym {
 12179  			break
 12180  		}
 12181  		val := v_1.Args[1]
 12182  		if ptr != v_1.Args[0] {
 12183  			break
 12184  		}
 12185  		v.reset(OpAMD64MOVLf2i)
 12186  		v.AddArg(val)
 12187  		return true
 12188  	}
 12189  	// match: (MOVLload [off] {sym} (SB) _)
 12190  	// cond: symIsRO(sym)
 12191  	// result: (MOVQconst [int64(read32(sym, int64(off), config.ctxt.Arch.ByteOrder))])
 12192  	for {
 12193  		off := auxIntToInt32(v.AuxInt)
 12194  		sym := auxToSym(v.Aux)
 12195  		if v_0.Op != OpSB || !(symIsRO(sym)) {
 12196  			break
 12197  		}
 12198  		v.reset(OpAMD64MOVQconst)
 12199  		v.AuxInt = int64ToAuxInt(int64(read32(sym, int64(off), config.ctxt.Arch.ByteOrder)))
 12200  		return true
 12201  	}
 12202  	return false
 12203  }
 12204  func rewriteValueAMD64_OpAMD64MOVLstore(v *Value) bool {
 12205  	v_2 := v.Args[2]
 12206  	v_1 := v.Args[1]
 12207  	v_0 := v.Args[0]
 12208  	b := v.Block
 12209  	typ := &b.Func.Config.Types
 12210  	// match: (MOVLstore [off] {sym} ptr (MOVLQSX x) mem)
 12211  	// result: (MOVLstore [off] {sym} ptr x mem)
 12212  	for {
 12213  		off := auxIntToInt32(v.AuxInt)
 12214  		sym := auxToSym(v.Aux)
 12215  		ptr := v_0
 12216  		if v_1.Op != OpAMD64MOVLQSX {
 12217  			break
 12218  		}
 12219  		x := v_1.Args[0]
 12220  		mem := v_2
 12221  		v.reset(OpAMD64MOVLstore)
 12222  		v.AuxInt = int32ToAuxInt(off)
 12223  		v.Aux = symToAux(sym)
 12224  		v.AddArg3(ptr, x, mem)
 12225  		return true
 12226  	}
 12227  	// match: (MOVLstore [off] {sym} ptr (MOVLQZX x) mem)
 12228  	// result: (MOVLstore [off] {sym} ptr x mem)
 12229  	for {
 12230  		off := auxIntToInt32(v.AuxInt)
 12231  		sym := auxToSym(v.Aux)
 12232  		ptr := v_0
 12233  		if v_1.Op != OpAMD64MOVLQZX {
 12234  			break
 12235  		}
 12236  		x := v_1.Args[0]
 12237  		mem := v_2
 12238  		v.reset(OpAMD64MOVLstore)
 12239  		v.AuxInt = int32ToAuxInt(off)
 12240  		v.Aux = symToAux(sym)
 12241  		v.AddArg3(ptr, x, mem)
 12242  		return true
 12243  	}
 12244  	// match: (MOVLstore [off1] {sym} (ADDQconst [off2] ptr) val mem)
 12245  	// cond: is32Bit(int64(off1)+int64(off2))
 12246  	// result: (MOVLstore [off1+off2] {sym} ptr val mem)
 12247  	for {
 12248  		off1 := auxIntToInt32(v.AuxInt)
 12249  		sym := auxToSym(v.Aux)
 12250  		if v_0.Op != OpAMD64ADDQconst {
 12251  			break
 12252  		}
 12253  		off2 := auxIntToInt32(v_0.AuxInt)
 12254  		ptr := v_0.Args[0]
 12255  		val := v_1
 12256  		mem := v_2
 12257  		if !(is32Bit(int64(off1) + int64(off2))) {
 12258  			break
 12259  		}
 12260  		v.reset(OpAMD64MOVLstore)
 12261  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12262  		v.Aux = symToAux(sym)
 12263  		v.AddArg3(ptr, val, mem)
 12264  		return true
 12265  	}
 12266  	// match: (MOVLstore [off] {sym} ptr (MOVLconst [c]) mem)
 12267  	// result: (MOVLstoreconst [makeValAndOff32(int32(c),off)] {sym} ptr mem)
 12268  	for {
 12269  		off := auxIntToInt32(v.AuxInt)
 12270  		sym := auxToSym(v.Aux)
 12271  		ptr := v_0
 12272  		if v_1.Op != OpAMD64MOVLconst {
 12273  			break
 12274  		}
 12275  		c := auxIntToInt32(v_1.AuxInt)
 12276  		mem := v_2
 12277  		v.reset(OpAMD64MOVLstoreconst)
 12278  		v.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(c), off))
 12279  		v.Aux = symToAux(sym)
 12280  		v.AddArg2(ptr, mem)
 12281  		return true
 12282  	}
 12283  	// match: (MOVLstore [off] {sym} ptr (MOVQconst [c]) mem)
 12284  	// result: (MOVLstoreconst [makeValAndOff32(int32(c),off)] {sym} ptr mem)
 12285  	for {
 12286  		off := auxIntToInt32(v.AuxInt)
 12287  		sym := auxToSym(v.Aux)
 12288  		ptr := v_0
 12289  		if v_1.Op != OpAMD64MOVQconst {
 12290  			break
 12291  		}
 12292  		c := auxIntToInt64(v_1.AuxInt)
 12293  		mem := v_2
 12294  		v.reset(OpAMD64MOVLstoreconst)
 12295  		v.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(c), off))
 12296  		v.Aux = symToAux(sym)
 12297  		v.AddArg2(ptr, mem)
 12298  		return true
 12299  	}
 12300  	// match: (MOVLstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem)
 12301  	// cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)
 12302  	// result: (MOVLstore [off1+off2] {mergeSym(sym1,sym2)} base val mem)
 12303  	for {
 12304  		off1 := auxIntToInt32(v.AuxInt)
 12305  		sym1 := auxToSym(v.Aux)
 12306  		if v_0.Op != OpAMD64LEAQ {
 12307  			break
 12308  		}
 12309  		off2 := auxIntToInt32(v_0.AuxInt)
 12310  		sym2 := auxToSym(v_0.Aux)
 12311  		base := v_0.Args[0]
 12312  		val := v_1
 12313  		mem := v_2
 12314  		if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) {
 12315  			break
 12316  		}
 12317  		v.reset(OpAMD64MOVLstore)
 12318  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12319  		v.Aux = symToAux(mergeSym(sym1, sym2))
 12320  		v.AddArg3(base, val, mem)
 12321  		return true
 12322  	}
 12323  	// match: (MOVLstore [i] {s} p (SHRQconst [32] w) x:(MOVLstore [i-4] {s} p w mem))
 12324  	// cond: x.Uses == 1 && clobber(x)
 12325  	// result: (MOVQstore [i-4] {s} p w mem)
 12326  	for {
 12327  		i := auxIntToInt32(v.AuxInt)
 12328  		s := auxToSym(v.Aux)
 12329  		p := v_0
 12330  		if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 32 {
 12331  			break
 12332  		}
 12333  		w := v_1.Args[0]
 12334  		x := v_2
 12335  		if x.Op != OpAMD64MOVLstore || auxIntToInt32(x.AuxInt) != i-4 || auxToSym(x.Aux) != s {
 12336  			break
 12337  		}
 12338  		mem := x.Args[2]
 12339  		if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) {
 12340  			break
 12341  		}
 12342  		v.reset(OpAMD64MOVQstore)
 12343  		v.AuxInt = int32ToAuxInt(i - 4)
 12344  		v.Aux = symToAux(s)
 12345  		v.AddArg3(p, w, mem)
 12346  		return true
 12347  	}
 12348  	// match: (MOVLstore [i] {s} p (SHRQconst [j] w) x:(MOVLstore [i-4] {s} p w0:(SHRQconst [j-32] w) mem))
 12349  	// cond: x.Uses == 1 && clobber(x)
 12350  	// result: (MOVQstore [i-4] {s} p w0 mem)
 12351  	for {
 12352  		i := auxIntToInt32(v.AuxInt)
 12353  		s := auxToSym(v.Aux)
 12354  		p := v_0
 12355  		if v_1.Op != OpAMD64SHRQconst {
 12356  			break
 12357  		}
 12358  		j := auxIntToInt8(v_1.AuxInt)
 12359  		w := v_1.Args[0]
 12360  		x := v_2
 12361  		if x.Op != OpAMD64MOVLstore || auxIntToInt32(x.AuxInt) != i-4 || auxToSym(x.Aux) != s {
 12362  			break
 12363  		}
 12364  		mem := x.Args[2]
 12365  		if p != x.Args[0] {
 12366  			break
 12367  		}
 12368  		w0 := x.Args[1]
 12369  		if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-32 || w != w0.Args[0] || !(x.Uses == 1 && clobber(x)) {
 12370  			break
 12371  		}
 12372  		v.reset(OpAMD64MOVQstore)
 12373  		v.AuxInt = int32ToAuxInt(i - 4)
 12374  		v.Aux = symToAux(s)
 12375  		v.AddArg3(p, w0, mem)
 12376  		return true
 12377  	}
 12378  	// match: (MOVLstore [i] {s} p1 (SHRQconst [32] w) x:(MOVLstore [i] {s} p0 w mem))
 12379  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 4) && clobber(x)
 12380  	// result: (MOVQstore [i] {s} p0 w mem)
 12381  	for {
 12382  		i := auxIntToInt32(v.AuxInt)
 12383  		s := auxToSym(v.Aux)
 12384  		p1 := v_0
 12385  		if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 32 {
 12386  			break
 12387  		}
 12388  		w := v_1.Args[0]
 12389  		x := v_2
 12390  		if x.Op != OpAMD64MOVLstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 12391  			break
 12392  		}
 12393  		mem := x.Args[2]
 12394  		p0 := x.Args[0]
 12395  		if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 4) && clobber(x)) {
 12396  			break
 12397  		}
 12398  		v.reset(OpAMD64MOVQstore)
 12399  		v.AuxInt = int32ToAuxInt(i)
 12400  		v.Aux = symToAux(s)
 12401  		v.AddArg3(p0, w, mem)
 12402  		return true
 12403  	}
 12404  	// match: (MOVLstore [i] {s} p1 (SHRQconst [j] w) x:(MOVLstore [i] {s} p0 w0:(SHRQconst [j-32] w) mem))
 12405  	// cond: x.Uses == 1 && sequentialAddresses(p0, p1, 4) && clobber(x)
 12406  	// result: (MOVQstore [i] {s} p0 w0 mem)
 12407  	for {
 12408  		i := auxIntToInt32(v.AuxInt)
 12409  		s := auxToSym(v.Aux)
 12410  		p1 := v_0
 12411  		if v_1.Op != OpAMD64SHRQconst {
 12412  			break
 12413  		}
 12414  		j := auxIntToInt8(v_1.AuxInt)
 12415  		w := v_1.Args[0]
 12416  		x := v_2
 12417  		if x.Op != OpAMD64MOVLstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s {
 12418  			break
 12419  		}
 12420  		mem := x.Args[2]
 12421  		p0 := x.Args[0]
 12422  		w0 := x.Args[1]
 12423  		if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-32 || w != w0.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 4) && clobber(x)) {
 12424  			break
 12425  		}
 12426  		v.reset(OpAMD64MOVQstore)
 12427  		v.AuxInt = int32ToAuxInt(i)
 12428  		v.Aux = symToAux(s)
 12429  		v.AddArg3(p0, w0, mem)
 12430  		return true
 12431  	}
 12432  	// match: (MOVLstore [i] {s} p x1:(MOVLload [j] {s2} p2 mem) mem2:(MOVLstore [i-4] {s} p x2:(MOVLload [j-4] {s2} p2 mem) mem))
 12433  	// cond: x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2)
 12434  	// result: (MOVQstore [i-4] {s} p (MOVQload [j-4] {s2} p2 mem) mem)
 12435  	for {
 12436  		i := auxIntToInt32(v.AuxInt)
 12437  		s := auxToSym(v.Aux)
 12438  		p := v_0
 12439  		x1 := v_1
 12440  		if x1.Op != OpAMD64MOVLload {
 12441  			break
 12442  		}
 12443  		j := auxIntToInt32(x1.AuxInt)
 12444  		s2 := auxToSym(x1.Aux)
 12445  		mem := x1.Args[1]
 12446  		p2 := x1.Args[0]
 12447  		mem2 := v_2
 12448  		if mem2.Op != OpAMD64MOVLstore || auxIntToInt32(mem2.AuxInt) != i-4 || auxToSym(mem2.Aux) != s {
 12449  			break
 12450  		}
 12451  		_ = mem2.Args[2]
 12452  		if p != mem2.Args[0] {
 12453  			break
 12454  		}
 12455  		x2 := mem2.Args[1]
 12456  		if x2.Op != OpAMD64MOVLload || auxIntToInt32(x2.AuxInt) != j-4 || auxToSym(x2.Aux) != s2 {
 12457  			break
 12458  		}
 12459  		_ = x2.Args[1]
 12460  		if p2 != x2.Args[0] || mem != x2.Args[1] || mem != mem2.Args[2] || !(x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2)) {
 12461  			break
 12462  		}
 12463  		v.reset(OpAMD64MOVQstore)
 12464  		v.AuxInt = int32ToAuxInt(i - 4)
 12465  		v.Aux = symToAux(s)
 12466  		v0 := b.NewValue0(x2.Pos, OpAMD64MOVQload, typ.UInt64)
 12467  		v0.AuxInt = int32ToAuxInt(j - 4)
 12468  		v0.Aux = symToAux(s2)
 12469  		v0.AddArg2(p2, mem)
 12470  		v.AddArg3(p, v0, mem)
 12471  		return true
 12472  	}
 12473  	// match: (MOVLstore [off1] {sym1} (LEAL [off2] {sym2} base) val mem)
 12474  	// cond: canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2))
 12475  	// result: (MOVLstore [off1+off2] {mergeSym(sym1,sym2)} base val mem)
 12476  	for {
 12477  		off1 := auxIntToInt32(v.AuxInt)
 12478  		sym1 := auxToSym(v.Aux)
 12479  		if v_0.Op != OpAMD64LEAL {
 12480  			break
 12481  		}
 12482  		off2 := auxIntToInt32(v_0.AuxInt)
 12483  		sym2 := auxToSym(v_0.Aux)
 12484  		base := v_0.Args[0]
 12485  		val := v_1
 12486  		mem := v_2
 12487  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2))) {
 12488  			break
 12489  		}
 12490  		v.reset(OpAMD64MOVLstore)
 12491  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12492  		v.Aux = symToAux(mergeSym(sym1, sym2))
 12493  		v.AddArg3(base, val, mem)
 12494  		return true
 12495  	}
 12496  	// match: (MOVLstore [off1] {sym} (ADDLconst [off2] ptr) val mem)
 12497  	// cond: is32Bit(int64(off1)+int64(off2))
 12498  	// result: (MOVLstore [off1+off2] {sym} ptr val mem)
 12499  	for {
 12500  		off1 := auxIntToInt32(v.AuxInt)
 12501  		sym := auxToSym(v.Aux)
 12502  		if v_0.Op != OpAMD64ADDLconst {
 12503  			break
 12504  		}
 12505  		off2 := auxIntToInt32(v_0.AuxInt)
 12506  		ptr := v_0.Args[0]
 12507  		val := v_1
 12508  		mem := v_2
 12509  		if !(is32Bit(int64(off1) + int64(off2))) {
 12510  			break
 12511  		}
 12512  		v.reset(OpAMD64MOVLstore)
 12513  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12514  		v.Aux = symToAux(sym)
 12515  		v.AddArg3(ptr, val, mem)
 12516  		return true
 12517  	}
 12518  	// match: (MOVLstore {sym} [off] ptr y:(ADDLload x [off] {sym} ptr mem) mem)
 12519  	// cond: y.Uses==1 && clobber(y)
 12520  	// result: (ADDLmodify [off] {sym} ptr x mem)
 12521  	for {
 12522  		off := auxIntToInt32(v.AuxInt)
 12523  		sym := auxToSym(v.Aux)
 12524  		ptr := v_0
 12525  		y := v_1
 12526  		if y.Op != OpAMD64ADDLload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym {
 12527  			break
 12528  		}
 12529  		mem := y.Args[2]
 12530  		x := y.Args[0]
 12531  		if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) {
 12532  			break
 12533  		}
 12534  		v.reset(OpAMD64ADDLmodify)
 12535  		v.AuxInt = int32ToAuxInt(off)
 12536  		v.Aux = symToAux(sym)
 12537  		v.AddArg3(ptr, x, mem)
 12538  		return true
 12539  	}
 12540  	// match: (MOVLstore {sym} [off] ptr y:(ANDLload x [off] {sym} ptr mem) mem)
 12541  	// cond: y.Uses==1 && clobber(y)
 12542  	// result: (ANDLmodify [off] {sym} ptr x mem)
 12543  	for {
 12544  		off := auxIntToInt32(v.AuxInt)
 12545  		sym := auxToSym(v.Aux)
 12546  		ptr := v_0
 12547  		y := v_1
 12548  		if y.Op != OpAMD64ANDLload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym {
 12549  			break
 12550  		}
 12551  		mem := y.Args[2]
 12552  		x := y.Args[0]
 12553  		if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) {
 12554  			break
 12555  		}
 12556  		v.reset(OpAMD64ANDLmodify)
 12557  		v.AuxInt = int32ToAuxInt(off)
 12558  		v.Aux = symToAux(sym)
 12559  		v.AddArg3(ptr, x, mem)
 12560  		return true
 12561  	}
 12562  	// match: (MOVLstore {sym} [off] ptr y:(ORLload x [off] {sym} ptr mem) mem)
 12563  	// cond: y.Uses==1 && clobber(y)
 12564  	// result: (ORLmodify [off] {sym} ptr x mem)
 12565  	for {
 12566  		off := auxIntToInt32(v.AuxInt)
 12567  		sym := auxToSym(v.Aux)
 12568  		ptr := v_0
 12569  		y := v_1
 12570  		if y.Op != OpAMD64ORLload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym {
 12571  			break
 12572  		}
 12573  		mem := y.Args[2]
 12574  		x := y.Args[0]
 12575  		if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) {
 12576  			break
 12577  		}
 12578  		v.reset(OpAMD64ORLmodify)
 12579  		v.AuxInt = int32ToAuxInt(off)
 12580  		v.Aux = symToAux(sym)
 12581  		v.AddArg3(ptr, x, mem)
 12582  		return true
 12583  	}
 12584  	// match: (MOVLstore {sym} [off] ptr y:(XORLload x [off] {sym} ptr mem) mem)
 12585  	// cond: y.Uses==1 && clobber(y)
 12586  	// result: (XORLmodify [off] {sym} ptr x mem)
 12587  	for {
 12588  		off := auxIntToInt32(v.AuxInt)
 12589  		sym := auxToSym(v.Aux)
 12590  		ptr := v_0
 12591  		y := v_1
 12592  		if y.Op != OpAMD64XORLload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym {
 12593  			break
 12594  		}
 12595  		mem := y.Args[2]
 12596  		x := y.Args[0]
 12597  		if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) {
 12598  			break
 12599  		}
 12600  		v.reset(OpAMD64XORLmodify)
 12601  		v.AuxInt = int32ToAuxInt(off)
 12602  		v.Aux = symToAux(sym)
 12603  		v.AddArg3(ptr, x, mem)
 12604  		return true
 12605  	}
 12606  	// match: (MOVLstore {sym} [off] ptr y:(ADDL l:(MOVLload [off] {sym} ptr mem) x) mem)
 12607  	// cond: y.Uses==1 && l.Uses==1 && clobber(y, l)
 12608  	// result: (ADDLmodify [off] {sym} ptr x mem)
 12609  	for {
 12610  		off := auxIntToInt32(v.AuxInt)
 12611  		sym := auxToSym(v.Aux)
 12612  		ptr := v_0
 12613  		y := v_1
 12614  		if y.Op != OpAMD64ADDL {
 12615  			break
 12616  		}
 12617  		_ = y.Args[1]
 12618  		y_0 := y.Args[0]
 12619  		y_1 := y.Args[1]
 12620  		for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 {
 12621  			l := y_0
 12622  			if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12623  				continue
 12624  			}
 12625  			mem := l.Args[1]
 12626  			if ptr != l.Args[0] {
 12627  				continue
 12628  			}
 12629  			x := y_1
 12630  			if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) {
 12631  				continue
 12632  			}
 12633  			v.reset(OpAMD64ADDLmodify)
 12634  			v.AuxInt = int32ToAuxInt(off)
 12635  			v.Aux = symToAux(sym)
 12636  			v.AddArg3(ptr, x, mem)
 12637  			return true
 12638  		}
 12639  		break
 12640  	}
 12641  	// match: (MOVLstore {sym} [off] ptr y:(SUBL l:(MOVLload [off] {sym} ptr mem) x) mem)
 12642  	// cond: y.Uses==1 && l.Uses==1 && clobber(y, l)
 12643  	// result: (SUBLmodify [off] {sym} ptr x mem)
 12644  	for {
 12645  		off := auxIntToInt32(v.AuxInt)
 12646  		sym := auxToSym(v.Aux)
 12647  		ptr := v_0
 12648  		y := v_1
 12649  		if y.Op != OpAMD64SUBL {
 12650  			break
 12651  		}
 12652  		x := y.Args[1]
 12653  		l := y.Args[0]
 12654  		if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12655  			break
 12656  		}
 12657  		mem := l.Args[1]
 12658  		if ptr != l.Args[0] || mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) {
 12659  			break
 12660  		}
 12661  		v.reset(OpAMD64SUBLmodify)
 12662  		v.AuxInt = int32ToAuxInt(off)
 12663  		v.Aux = symToAux(sym)
 12664  		v.AddArg3(ptr, x, mem)
 12665  		return true
 12666  	}
 12667  	// match: (MOVLstore {sym} [off] ptr y:(ANDL l:(MOVLload [off] {sym} ptr mem) x) mem)
 12668  	// cond: y.Uses==1 && l.Uses==1 && clobber(y, l)
 12669  	// result: (ANDLmodify [off] {sym} ptr x mem)
 12670  	for {
 12671  		off := auxIntToInt32(v.AuxInt)
 12672  		sym := auxToSym(v.Aux)
 12673  		ptr := v_0
 12674  		y := v_1
 12675  		if y.Op != OpAMD64ANDL {
 12676  			break
 12677  		}
 12678  		_ = y.Args[1]
 12679  		y_0 := y.Args[0]
 12680  		y_1 := y.Args[1]
 12681  		for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 {
 12682  			l := y_0
 12683  			if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12684  				continue
 12685  			}
 12686  			mem := l.Args[1]
 12687  			if ptr != l.Args[0] {
 12688  				continue
 12689  			}
 12690  			x := y_1
 12691  			if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) {
 12692  				continue
 12693  			}
 12694  			v.reset(OpAMD64ANDLmodify)
 12695  			v.AuxInt = int32ToAuxInt(off)
 12696  			v.Aux = symToAux(sym)
 12697  			v.AddArg3(ptr, x, mem)
 12698  			return true
 12699  		}
 12700  		break
 12701  	}
 12702  	// match: (MOVLstore {sym} [off] ptr y:(ORL l:(MOVLload [off] {sym} ptr mem) x) mem)
 12703  	// cond: y.Uses==1 && l.Uses==1 && clobber(y, l)
 12704  	// result: (ORLmodify [off] {sym} ptr x mem)
 12705  	for {
 12706  		off := auxIntToInt32(v.AuxInt)
 12707  		sym := auxToSym(v.Aux)
 12708  		ptr := v_0
 12709  		y := v_1
 12710  		if y.Op != OpAMD64ORL {
 12711  			break
 12712  		}
 12713  		_ = y.Args[1]
 12714  		y_0 := y.Args[0]
 12715  		y_1 := y.Args[1]
 12716  		for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 {
 12717  			l := y_0
 12718  			if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12719  				continue
 12720  			}
 12721  			mem := l.Args[1]
 12722  			if ptr != l.Args[0] {
 12723  				continue
 12724  			}
 12725  			x := y_1
 12726  			if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) {
 12727  				continue
 12728  			}
 12729  			v.reset(OpAMD64ORLmodify)
 12730  			v.AuxInt = int32ToAuxInt(off)
 12731  			v.Aux = symToAux(sym)
 12732  			v.AddArg3(ptr, x, mem)
 12733  			return true
 12734  		}
 12735  		break
 12736  	}
 12737  	// match: (MOVLstore {sym} [off] ptr y:(XORL l:(MOVLload [off] {sym} ptr mem) x) mem)
 12738  	// cond: y.Uses==1 && l.Uses==1 && clobber(y, l)
 12739  	// result: (XORLmodify [off] {sym} ptr x mem)
 12740  	for {
 12741  		off := auxIntToInt32(v.AuxInt)
 12742  		sym := auxToSym(v.Aux)
 12743  		ptr := v_0
 12744  		y := v_1
 12745  		if y.Op != OpAMD64XORL {
 12746  			break
 12747  		}
 12748  		_ = y.Args[1]
 12749  		y_0 := y.Args[0]
 12750  		y_1 := y.Args[1]
 12751  		for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 {
 12752  			l := y_0
 12753  			if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12754  				continue
 12755  			}
 12756  			mem := l.Args[1]
 12757  			if ptr != l.Args[0] {
 12758  				continue
 12759  			}
 12760  			x := y_1
 12761  			if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) {
 12762  				continue
 12763  			}
 12764  			v.reset(OpAMD64XORLmodify)
 12765  			v.AuxInt = int32ToAuxInt(off)
 12766  			v.Aux = symToAux(sym)
 12767  			v.AddArg3(ptr, x, mem)
 12768  			return true
 12769  		}
 12770  		break
 12771  	}
 12772  	// match: (MOVLstore {sym} [off] ptr y:(BTCL l:(MOVLload [off] {sym} ptr mem) <t> x) mem)
 12773  	// cond: y.Uses==1 && l.Uses==1 && clobber(y, l)
 12774  	// result: (BTCLmodify [off] {sym} ptr (ANDLconst <t> [31] x) mem)
 12775  	for {
 12776  		off := auxIntToInt32(v.AuxInt)
 12777  		sym := auxToSym(v.Aux)
 12778  		ptr := v_0
 12779  		y := v_1
 12780  		if y.Op != OpAMD64BTCL {
 12781  			break
 12782  		}
 12783  		t := y.Type
 12784  		x := y.Args[1]
 12785  		l := y.Args[0]
 12786  		if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12787  			break
 12788  		}
 12789  		mem := l.Args[1]
 12790  		if ptr != l.Args[0] || mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) {
 12791  			break
 12792  		}
 12793  		v.reset(OpAMD64BTCLmodify)
 12794  		v.AuxInt = int32ToAuxInt(off)
 12795  		v.Aux = symToAux(sym)
 12796  		v0 := b.NewValue0(l.Pos, OpAMD64ANDLconst, t)
 12797  		v0.AuxInt = int32ToAuxInt(31)
 12798  		v0.AddArg(x)
 12799  		v.AddArg3(ptr, v0, mem)
 12800  		return true
 12801  	}
 12802  	// match: (MOVLstore {sym} [off] ptr y:(BTRL l:(MOVLload [off] {sym} ptr mem) <t> x) mem)
 12803  	// cond: y.Uses==1 && l.Uses==1 && clobber(y, l)
 12804  	// result: (BTRLmodify [off] {sym} ptr (ANDLconst <t> [31] x) mem)
 12805  	for {
 12806  		off := auxIntToInt32(v.AuxInt)
 12807  		sym := auxToSym(v.Aux)
 12808  		ptr := v_0
 12809  		y := v_1
 12810  		if y.Op != OpAMD64BTRL {
 12811  			break
 12812  		}
 12813  		t := y.Type
 12814  		x := y.Args[1]
 12815  		l := y.Args[0]
 12816  		if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12817  			break
 12818  		}
 12819  		mem := l.Args[1]
 12820  		if ptr != l.Args[0] || mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) {
 12821  			break
 12822  		}
 12823  		v.reset(OpAMD64BTRLmodify)
 12824  		v.AuxInt = int32ToAuxInt(off)
 12825  		v.Aux = symToAux(sym)
 12826  		v0 := b.NewValue0(l.Pos, OpAMD64ANDLconst, t)
 12827  		v0.AuxInt = int32ToAuxInt(31)
 12828  		v0.AddArg(x)
 12829  		v.AddArg3(ptr, v0, mem)
 12830  		return true
 12831  	}
 12832  	// match: (MOVLstore {sym} [off] ptr y:(BTSL l:(MOVLload [off] {sym} ptr mem) <t> x) mem)
 12833  	// cond: y.Uses==1 && l.Uses==1 && clobber(y, l)
 12834  	// result: (BTSLmodify [off] {sym} ptr (ANDLconst <t> [31] x) mem)
 12835  	for {
 12836  		off := auxIntToInt32(v.AuxInt)
 12837  		sym := auxToSym(v.Aux)
 12838  		ptr := v_0
 12839  		y := v_1
 12840  		if y.Op != OpAMD64BTSL {
 12841  			break
 12842  		}
 12843  		t := y.Type
 12844  		x := y.Args[1]
 12845  		l := y.Args[0]
 12846  		if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12847  			break
 12848  		}
 12849  		mem := l.Args[1]
 12850  		if ptr != l.Args[0] || mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) {
 12851  			break
 12852  		}
 12853  		v.reset(OpAMD64BTSLmodify)
 12854  		v.AuxInt = int32ToAuxInt(off)
 12855  		v.Aux = symToAux(sym)
 12856  		v0 := b.NewValue0(l.Pos, OpAMD64ANDLconst, t)
 12857  		v0.AuxInt = int32ToAuxInt(31)
 12858  		v0.AddArg(x)
 12859  		v.AddArg3(ptr, v0, mem)
 12860  		return true
 12861  	}
 12862  	// match: (MOVLstore [off] {sym} ptr a:(ADDLconst [c] l:(MOVLload [off] {sym} ptr2 mem)) mem)
 12863  	// cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && validValAndOff(int64(c),int64(off)) && clobber(l, a)
 12864  	// result: (ADDLconstmodify {sym} [makeValAndOff32(int32(c),off)] ptr mem)
 12865  	for {
 12866  		off := auxIntToInt32(v.AuxInt)
 12867  		sym := auxToSym(v.Aux)
 12868  		ptr := v_0
 12869  		a := v_1
 12870  		if a.Op != OpAMD64ADDLconst {
 12871  			break
 12872  		}
 12873  		c := auxIntToInt32(a.AuxInt)
 12874  		l := a.Args[0]
 12875  		if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12876  			break
 12877  		}
 12878  		mem := l.Args[1]
 12879  		ptr2 := l.Args[0]
 12880  		if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && validValAndOff(int64(c), int64(off)) && clobber(l, a)) {
 12881  			break
 12882  		}
 12883  		v.reset(OpAMD64ADDLconstmodify)
 12884  		v.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(c), off))
 12885  		v.Aux = symToAux(sym)
 12886  		v.AddArg2(ptr, mem)
 12887  		return true
 12888  	}
 12889  	// match: (MOVLstore [off] {sym} ptr a:(ANDLconst [c] l:(MOVLload [off] {sym} ptr2 mem)) mem)
 12890  	// cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && validValAndOff(int64(c),int64(off)) && clobber(l, a)
 12891  	// result: (ANDLconstmodify {sym} [makeValAndOff32(int32(c),off)] ptr mem)
 12892  	for {
 12893  		off := auxIntToInt32(v.AuxInt)
 12894  		sym := auxToSym(v.Aux)
 12895  		ptr := v_0
 12896  		a := v_1
 12897  		if a.Op != OpAMD64ANDLconst {
 12898  			break
 12899  		}
 12900  		c := auxIntToInt32(a.AuxInt)
 12901  		l := a.Args[0]
 12902  		if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym {
 12903  			break
 12904  		}
 12905  		mem := l.Args[1]
 12906  		ptr2 := l.Args[0]
 12907  		if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && validValAndOff(int64(c), int64(off)) && clobber(l, a)) {
 12908  			break
 12909  		}
 12910  		v.reset(OpAMD64ANDLconstmodify)
 12911  		v.AuxInt = valAndOffToAuxInt(makeValAndOff32(int32(c), off))
 12912  		v.Aux = symToAux(sym)
 12913  		v.AddArg2(ptr, mem)
 12914  		return true
 12915  	}
 12916  	// match: (MOVLstore [off] {sym} ptr a:(ORLconst [c] l:(MOVLload [off] {sym} ptr2 mem)) mem)
 12917  	// cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && validValAndOff(int64(c),int64(off)) && clobber(l, a)
 12918  	// result: (ORLconstmodify {sym} [makeValAndOff32(int32(c),off)] ptr mem)
 12919  	for {
 12920  		off := auxIntToInt32(v.AuxInt)
 12921  		sym := auxToSym(v.Aux)
 12922  		ptr := v_0
 12923  		a := v_1
 12924  		if a.Op != OpAMD64ORLconst {
 12925  			break
 12926  		}
 12927  		c := auxIntToInt32(a.AuxInt)
 12928  		l := a.Args[0]
 12929