| // Copyright (c) 2015 Klaus Post, released under MIT License. See LICENSE file. |
| |
| //go:build (386 && !gccgo && !noasm && !appengine) || (amd64 && !gccgo && !noasm && !appengine) |
| // +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 |
| |
| func initCPU() { |
| cpuid = asmCpuid |
| cpuidex = asmCpuidex |
| xgetbv = asmXgetbv |
| rdtscpAsm = asmRdtscpAsm |
| darwinHasAVX512 = asmDarwinHasAVX512 |
| } |
| |
| 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() |
| } |
