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Source file src/runtime/internal/atomic/atomic_386.go

Documentation: runtime/internal/atomic

     1  // Copyright 2009 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  // +build 386
     6  
     7  package atomic
     8  
     9  import "unsafe"
    10  
    11  //go:nosplit
    12  //go:noinline
    13  func Load(ptr *uint32) uint32 {
    14  	return *ptr
    15  }
    16  
    17  //go:nosplit
    18  //go:noinline
    19  func Loadp(ptr unsafe.Pointer) unsafe.Pointer {
    20  	return *(*unsafe.Pointer)(ptr)
    21  }
    22  
    23  //go:noescape
    24  func Xadd64(ptr *uint64, delta int64) uint64
    25  
    26  //go:noescape
    27  func Xadduintptr(ptr *uintptr, delta uintptr) uintptr
    28  
    29  //go:noescape
    30  func Xadd(ptr *uint32, delta int32) uint32
    31  
    32  //go:noescape
    33  func Xchg64(ptr *uint64, new uint64) uint64
    34  
    35  //go:noescape
    36  func Xchg(ptr *uint32, new uint32) uint32
    37  
    38  //go:noescape
    39  func Xchguintptr(ptr *uintptr, new uintptr) uintptr
    40  
    41  //go:noescape
    42  func Load64(ptr *uint64) uint64
    43  
    44  //go:noescape
    45  func And8(ptr *uint8, val uint8)
    46  
    47  //go:noescape
    48  func Or8(ptr *uint8, val uint8)
    49  
    50  // NOTE: Do not add atomicxor8 (XOR is not idempotent).
    51  
    52  //go:noescape
    53  func Cas64(ptr *uint64, old, new uint64) bool
    54  
    55  //go:noescape
    56  func Store(ptr *uint32, val uint32)
    57  
    58  //go:noescape
    59  func Store64(ptr *uint64, val uint64)
    60  
    61  // NO go:noescape annotation; see atomic_pointer.go.
    62  func StorepNoWB(ptr unsafe.Pointer, val unsafe.Pointer)
    63  

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