1// Copyright 2018 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
5package runtime
6
7import (
8	"internal/cpu"
9	"unsafe"
10)
11
12// Offsets into internal/cpu records for use in assembly.
13const (
14	offsetX86HasAVX2 = unsafe.Offsetof(cpu.X86.HasAVX2)
15	offsetX86HasERMS = unsafe.Offsetof(cpu.X86.HasERMS)
16	offsetX86HasSSE2 = unsafe.Offsetof(cpu.X86.HasSSE2)
17
18	offsetARMHasIDIVA = unsafe.Offsetof(cpu.ARM.HasIDIVA)
19)
20
21var (
22	// Set in runtime.cpuinit.
23	// TODO: deprecate these; use internal/cpu directly.
24	x86HasPOPCNT bool
25	x86HasSSE41  bool
26	x86HasFMA    bool
27
28	armHasVFPv4 bool
29
30	arm64HasATOMICS bool
31)
32