blob: 5104650c5d73e824ee1bc79b9a0db171d23b1002 [file] [log] [blame]
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package runtime
import (
"internal/cpu"
"unsafe"
)
// Offsets into internal/cpu records for use in assembly.
const (
offsetX86HasAVX = unsafe.Offsetof(cpu.X86.HasAVX)
offsetX86HasAVX2 = unsafe.Offsetof(cpu.X86.HasAVX2)
offsetX86HasERMS = unsafe.Offsetof(cpu.X86.HasERMS)
offsetX86HasSSE2 = unsafe.Offsetof(cpu.X86.HasSSE2)
offsetARMHasIDIVA = unsafe.Offsetof(cpu.ARM.HasIDIVA)
offsetMIPS64XHasMSA = unsafe.Offsetof(cpu.MIPS64X.HasMSA)
)
var (
// Set in runtime.cpuinit.
// TODO: deprecate these; use internal/cpu directly.
x86HasPOPCNT bool
x86HasSSE41 bool
x86HasFMA bool
armHasVFPv4 bool
arm64HasATOMICS bool
)