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 5 //go:build (386 || amd64 || amd64p32) && gc
6 7 package cpu
8 9 // cpuid is implemented in cpu_gc_x86.s for gc compiler
10 // and in cpu_gccgo.c for gccgo.
11 func cpuid(eaxArg, ecxArg uint32) (eax, ebx, ecx, edx uint32)
12 13 // xgetbv with ecx = 0 is implemented in cpu_gc_x86.s for gc compiler
14 // and in cpu_gccgo.c for gccgo.
15 func xgetbv() (eax, edx uint32)
16