atomic_arm64.mx raw

   1  // Copyright 2015 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  //go:build arm64
   6  
   7  package atomic
   8  
   9  import (
  10  	"internal/cpu"
  11  	"unsafe"
  12  )
  13  
  14  const (
  15  	offsetARM64HasATOMICS = unsafe.Offsetof(cpu.ARM64.HasATOMICS)
  16  )
  17  
  18  //go:noescape
  19  func Xadd(ptr *uint32, delta int32) uint32
  20  
  21  //go:noescape
  22  func Xadd64(ptr *uint64, delta int64) uint64
  23  
  24  //go:noescape
  25  func Xadduintptr(ptr *uintptr, delta uintptr) uintptr
  26  
  27  //go:noescape
  28  func Xchg8(ptr *uint8, new uint8) uint8
  29  
  30  //go:noescape
  31  func Xchg(ptr *uint32, new uint32) uint32
  32  
  33  //go:noescape
  34  func Xchg64(ptr *uint64, new uint64) uint64
  35  
  36  //go:noescape
  37  func Xchguintptr(ptr *uintptr, new uintptr) uintptr
  38  
  39  //go:noescape
  40  func Load(ptr *uint32) uint32
  41  
  42  //go:noescape
  43  func Load8(ptr *uint8) uint8
  44  
  45  //go:noescape
  46  func Load64(ptr *uint64) uint64
  47  
  48  // NO go:noescape annotation; *ptr escapes if result escapes (#31525)
  49  func Loadp(ptr unsafe.Pointer) unsafe.Pointer
  50  
  51  //go:noescape
  52  func LoadAcq(addr *uint32) uint32
  53  
  54  //go:noescape
  55  func LoadAcq64(ptr *uint64) uint64
  56  
  57  //go:noescape
  58  func LoadAcquintptr(ptr *uintptr) uintptr
  59  
  60  //go:noescape
  61  func Or8(ptr *uint8, val uint8)
  62  
  63  //go:noescape
  64  func And8(ptr *uint8, val uint8)
  65  
  66  //go:noescape
  67  func And(ptr *uint32, val uint32)
  68  
  69  //go:noescape
  70  func Or(ptr *uint32, val uint32)
  71  
  72  //go:noescape
  73  func And32(ptr *uint32, val uint32) uint32
  74  
  75  //go:noescape
  76  func Or32(ptr *uint32, val uint32) uint32
  77  
  78  //go:noescape
  79  func And64(ptr *uint64, val uint64) uint64
  80  
  81  //go:noescape
  82  func Or64(ptr *uint64, val uint64) uint64
  83  
  84  //go:noescape
  85  func Anduintptr(ptr *uintptr, val uintptr) uintptr
  86  
  87  //go:noescape
  88  func Oruintptr(ptr *uintptr, val uintptr) uintptr
  89  
  90  //go:noescape
  91  func Cas64(ptr *uint64, old, new uint64) bool
  92  
  93  //go:noescape
  94  func CasRel(ptr *uint32, old, new uint32) bool
  95  
  96  //go:noescape
  97  func Store(ptr *uint32, val uint32)
  98  
  99  //go:noescape
 100  func Store8(ptr *uint8, val uint8)
 101  
 102  //go:noescape
 103  func Store64(ptr *uint64, val uint64)
 104  
 105  // NO go:noescape annotation; see atomic_pointer.go.
 106  func StorepNoWB(ptr unsafe.Pointer, val unsafe.Pointer)
 107  
 108  //go:noescape
 109  func StoreRel(ptr *uint32, val uint32)
 110  
 111  //go:noescape
 112  func StoreRel64(ptr *uint64, val uint64)
 113  
 114  //go:noescape
 115  func StoreReluintptr(ptr *uintptr, val uintptr)
 116