gitea/vendor/github.com/klauspost/cpuid/v2/detect_x86.go

36 lines
1,017 B
Go
Raw Normal View History

2021-02-28 23:08:33 +00:00
// Copyright (c) 2015 Klaus Post, released under MIT License. See LICENSE file.
//+build 386,!gccgo,!noasm,!appengine amd64,!gccgo,!noasm,!appengine
package cpuid
func asmCpuid(op uint32) (eax, ebx, ecx, edx uint32)
func asmCpuidex(op, op2 uint32) (eax, ebx, ecx, edx uint32)
func asmXgetbv(index uint32) (eax, edx uint32)
func asmRdtscpAsm() (eax, ebx, ecx, edx uint32)
func asmDarwinHasAVX512() bool
2021-02-28 23:08:33 +00:00
func initCPU() {
cpuid = asmCpuid
cpuidex = asmCpuidex
xgetbv = asmXgetbv
rdtscpAsm = asmRdtscpAsm
darwinHasAVX512 = asmDarwinHasAVX512
2021-02-28 23:08:33 +00:00
}
func addInfo(c *CPUInfo, safe bool) {
c.maxFunc = maxFunctionID()
c.maxExFunc = maxExtendedFunction()
c.BrandName = brandName()
c.CacheLine = cacheLine()
c.Family, c.Model = familyModel()
c.featureSet = support()
c.SGX = hasSGX(c.featureSet.inSet(SGX), c.featureSet.inSet(SGXLC))
c.ThreadsPerCore = threadsPerCore()
c.LogicalCores = logicalCores()
c.PhysicalCores = physicalCores()
c.VendorID, c.VendorString = vendorID()
c.cacheSize()
c.frequencies()
2021-02-28 23:08:33 +00:00
}