go cpu_aix 源码
golang cpu_aix 代码
文件路径：/src/vendor/golang.org/x/sys/cpu/cpu_aix.go
// Copyright 2019 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.
//go:build aix
// +build aix
package cpu
const (
// getsystemcfg constants
_SC_IMPL = 2
_IMPL_POWER8 = 0x10000
_IMPL_POWER9 = 0x20000
)
func archInit() {
impl := getsystemcfg(_SC_IMPL)
if impl&_IMPL_POWER8 != 0 {
PPC64.IsPOWER8 = true
}
if impl&_IMPL_POWER9 != 0 {
PPC64.IsPOWER8 = true
PPC64.IsPOWER9 = true
}
Initialized = true
}
func getsystemcfg(label int) (n uint64) {
r0, _ := callgetsystemcfg(label)
n = uint64(r0)
return
}
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