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cmd/compile: linux-arm builder failing #33917

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julieqiu opened this issue Aug 28, 2019 · 2 comments
Closed

cmd/compile: linux-arm builder failing #33917

julieqiu opened this issue Aug 28, 2019 · 2 comments
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FrozenDueToAge NeedsFix The path to resolution is known, but the work has not been done. Testing An issue that has been verified to require only test changes, not just a test failure.
Milestone
Go1.14

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@julieqiu
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Linux-arm has started to fail on https://build.golang.org.

It seems to be related to CL 188697:

##### ../test
2019/08/28 16:27:03 "".RotateLeft32 STEXT size=16 args=0x8 locals=0x0 leaf
	0x0000 00000 (/workdir/go/test/codegen/mathbits.go:209)	TEXT	"".RotateLeft32(SB), LEAF|NOFRAME|ABIInternal, $-4-8
	0x0000 00000 (/workdir/go/test/codegen/mathbits.go:209)	FUNCDATA	$0, gclocals·33cdeccccebe80329f1fdbee7f5874cb(SB)
	0x0000 00000 (/workdir/go/test/codegen/mathbits.go:209)	FUNCDATA	$1, gclocals·33cdeccccebe80329f1fdbee7f5874cb(SB)
	0x0000 00000 (/workdir/go/test/codegen/mathbits.go:209)	FUNCDATA	$2, gclocals·33cdeccccebe80329f1fdbee7f5874cb(SB)
	0x0000 00000 (/workdir/go/test/codegen/mathbits.go:216)	PCDATA	$0, $0
	0x0000 00000 (/workdir/go/test/codegen/mathbits.go:216)	PCDATA	$1, $0
	0x0000 00000 (/workdir/go/test/codegen/mathbits.go:216)	MOVW	"".n(FP), R0
	0x0004 00004 (/workdir/go/test/codegen/mathbits.go:216)	MOVW	R0@>23, R0
	0x0008 00008 (/workdir/go/test/codegen/mathbits.go:216)	MOVW	R0, "".~r1+4(FP)
	0x000c 00012 (/workdir/go/test/codegen/mathbits.go:216)	JMP	(R14)
	0x0000 04 00 9d e5 e0 0b a0 e1 08 00 8d e5 00 f0 8e e2  ................
# go run run.go -- codegen/mathbits.go

codegen/mathbits.go:216: linux/arm/5: opcode not found: "^MOVW\\tR[0-9]+@>[$]23"

FAIL	codegen/mathbits.go	1.583s
2019/08/28 16:27:18 Failed: exit status 1
2019/08/28 16:27:21 FAILED

/cc @benshi001 @cherrymui
@julieqiu julieqiu added the NeedsFix The path to resolution is known, but the work has not been done. label Aug 28, 2019
@julieqiu julieqiu modified the milestones: Go1.11.14, Go1.14 Aug 28, 2019
@julieqiu julieqiu added the Testing An issue that has been verified to require only test changes, not just a test failure. label Aug 28, 2019
@cherrymui
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I sent CL https://go-review.googlesource.com/c/go/+/192100, which should fix this.

@cherrymui
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Fixed. The builder is happy.

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FrozenDueToAge NeedsFix The path to resolution is known, but the work has not been done. Testing An issue that has been verified to require only test changes, not just a test failure.
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