runtime/internal/atomic: add arm/arm64 operators for And/Or

[gostls13.git] / src / runtime / internal / atomic / atomic_arm64.go

diff --git a/src/runtime/internal/atomic/atomic_arm64.go b/src/runtime/internal/atomic/atomic_arm64.go
index d49bee8936f63e3295b5bdc13a043df24fb0f3d9..c4c56ae8951c6b548f1bb0eee1e58692d4d1aa19 100644 (file)
--- a/src/runtime/internal/atomic/atomic_arm64.go
+++ b/src/runtime/internal/atomic/atomic_arm64.go
@@ -2,11 +2,18 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build arm64
+//go:build arm64
 
 package atomic
 
-import "unsafe"
+import (
+       "internal/cpu"
+       "unsafe"
+)
+
+const (
+       offsetARM64HasATOMICS = unsafe.Offsetof(cpu.ARM64.HasATOMICS)
+)
 
 //go:noescape
 func Xadd(ptr *uint32, delta int32) uint32
@@ -59,6 +66,24 @@ func And(ptr *uint32, val uint32)
 //go:noescape
 func Or(ptr *uint32, val uint32)
 
+//go:noescape
+func And32(ptr *uint32, val uint32) uint32
+
+//go:noescape
+func Or32(ptr *uint32, val uint32) uint32
+
+//go:noescape
+func And64(ptr *uint64, val uint64) uint64
+
+//go:noescape
+func Or64(ptr *uint64, val uint64) uint64
+
+//go:noescape
+func Anduintptr(ptr *uintptr, val uintptr) uintptr
+
+//go:noescape
+func Oruintptr(ptr *uintptr, val uintptr) uintptr
+
 //go:noescape
 func Cas64(ptr *uint64, old, new uint64) bool