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This commit is contained in:
huang
2025-09-07 21:13:15 +08:00
parent c4522b974b
commit 565cf3fa6a
380 changed files with 18330 additions and 16854 deletions
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74
vendor/github.com/klauspost/cpuid/v2/os_darwin_arm64.go generated vendored
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@@ -65,16 +65,9 @@ func sysctlGetInt64(unknown int, names ...string) int {
return unknown
}
func setFeature(c *CPUInfo, feature FeatureID, aliases ...string) {
for _, alias := range aliases {
set := sysctlGetBool(alias)
c.featureSet.setIf(set, feature)
if set {
break
}
}
func setFeature(c *CPUInfo, name string, feature FeatureID) {
c.featureSet.setIf(sysctlGetBool(name), feature)
}
func tryToFillCPUInfoFomSysctl(c *CPUInfo) {
c.BrandName = sysctlGetString("machdep.cpu.brand_string")
@@ -94,36 +87,35 @@ func tryToFillCPUInfoFomSysctl(c *CPUInfo) {
c.Cache.L2 = sysctlGetInt64(-1, "hw.l2cachesize")
c.Cache.L3 = sysctlGetInt64(-1, "hw.l3cachesize")
// ARM features:
//
// Note: On some Apple Silicon system, some feats have aliases. See:
// https://developer.apple.com/documentation/kernel/1387446-sysctlbyname/determining_instruction_set_characteristics
// When so, we look at all aliases and consider a feature available when at least one identifier matches.
setFeature(c, AESARM, "hw.optional.arm.FEAT_AES") // AES instructions
setFeature(c, ASIMD, "hw.optional.arm.AdvSIMD", "hw.optional.neon") // Advanced SIMD
setFeature(c, ASIMDDP, "hw.optional.arm.FEAT_DotProd") // SIMD Dot Product
setFeature(c, ASIMDHP, "hw.optional.arm.AdvSIMD_HPFPCvt", "hw.optional.neon_hpfp") // Advanced SIMD half-precision floating point
setFeature(c, ASIMDRDM, "hw.optional.arm.FEAT_RDM") // Rounding Double Multiply Accumulate/Subtract
setFeature(c, ATOMICS, "hw.optional.arm.FEAT_LSE", "hw.optional.armv8_1_atomics") // Large System Extensions (LSE)
setFeature(c, CRC32, "hw.optional.arm.FEAT_CRC32", "hw.optional.armv8_crc32") // CRC32/CRC32C instructions
setFeature(c, DCPOP, "hw.optional.arm.FEAT_DPB") // Data cache clean to Point of Persistence (DC CVAP)
setFeature(c, EVTSTRM, "hw.optional.arm.FEAT_ECV") // Generic timer
setFeature(c, FCMA, "hw.optional.arm.FEAT_FCMA", "hw.optional.armv8_3_compnum") // Floating point complex number addition and multiplication
setFeature(c, FHM, "hw.optional.armv8_2_fhm", "hw.optional.arm.FEAT_FHM") // FMLAL and FMLSL instructions
setFeature(c, FP, "hw.optional.floatingpoint") // Single-precision and double-precision floating point
setFeature(c, FPHP, "hw.optional.arm.FEAT_FP16", "hw.optional.neon_fp16") // Half-precision floating point
setFeature(c, GPA, "hw.optional.arm.FEAT_PAuth") // Generic Pointer Authentication
setFeature(c, JSCVT, "hw.optional.arm.FEAT_JSCVT") // Javascript-style double->int convert (FJCVTZS)
setFeature(c, LRCPC, "hw.optional.arm.FEAT_LRCPC") // Weaker release consistency (LDAPR, etc)
setFeature(c, PMULL, "hw.optional.arm.FEAT_PMULL") // Polynomial Multiply instructions (PMULL/PMULL2)
setFeature(c, RNDR, "hw.optional.arm.FEAT_RNG") // Random Number instructions
setFeature(c, TLB, "hw.optional.arm.FEAT_TLBIOS", "hw.optional.arm.FEAT_TLBIRANGE") // Outer Shareable and TLB range maintenance instructions
setFeature(c, TS, "hw.optional.arm.FEAT_FlagM", "hw.optional.arm.FEAT_FlagM2") // Flag manipulation instructions
setFeature(c, SHA1, "hw.optional.arm.FEAT_SHA1") // SHA-1 instructions (SHA1C, etc)
setFeature(c, SHA2, "hw.optional.arm.FEAT_SHA256") // SHA-2 instructions (SHA256H, etc)
setFeature(c, SHA3, "hw.optional.arm.FEAT_SHA3") // SHA-3 instructions (EOR3, RAXI, XAR, BCAX)
setFeature(c, SHA512, "hw.optional.arm.FEAT_SHA512") // SHA512 instructions
setFeature(c, SM3, "hw.optional.arm.FEAT_SM3") // SM3 instructions
setFeature(c, SM4, "hw.optional.arm.FEAT_SM4") // SM4 instructions
setFeature(c, SVE, "hw.optional.arm.FEAT_SVE") // Scalable Vector Extension
// from https://developer.arm.com/downloads/-/exploration-tools/feature-names-for-a-profile
setFeature(c, "hw.optional.arm.FEAT_AES", AESARM)
setFeature(c, "hw.optional.AdvSIMD", ASIMD)
setFeature(c, "hw.optional.arm.FEAT_DotProd", ASIMDDP)
setFeature(c, "hw.optional.arm.FEAT_RDM", ASIMDRDM)
setFeature(c, "hw.optional.FEAT_CRC32", CRC32)
setFeature(c, "hw.optional.arm.FEAT_DPB", DCPOP)
// setFeature(c, "", EVTSTRM)
setFeature(c, "hw.optional.arm.FEAT_FCMA", FCMA)
setFeature(c, "hw.optional.arm.FEAT_FP", FP)
setFeature(c, "hw.optional.arm.FEAT_FP16", FPHP)
setFeature(c, "hw.optional.arm.FEAT_PAuth", GPA)
setFeature(c, "hw.optional.arm.FEAT_JSCVT", JSCVT)
setFeature(c, "hw.optional.arm.FEAT_LRCPC", LRCPC)
setFeature(c, "hw.optional.arm.FEAT_PMULL", PMULL)
setFeature(c, "hw.optional.arm.FEAT_SHA1", SHA1)
setFeature(c, "hw.optional.arm.FEAT_SHA256", SHA2)
setFeature(c, "hw.optional.arm.FEAT_SHA3", SHA3)
setFeature(c, "hw.optional.arm.FEAT_SHA512", SHA512)
// setFeature(c, "", SM3)
// setFeature(c, "", SM4)
setFeature(c, "hw.optional.arm.FEAT_SVE", SVE)
// from empirical observation
setFeature(c, "hw.optional.AdvSIMD_HPFPCvt", ASIMDHP)
setFeature(c, "hw.optional.armv8_1_atomics", ATOMICS)
setFeature(c, "hw.optional.floatingpoint", FP)
setFeature(c, "hw.optional.armv8_2_sha3", SHA3)
setFeature(c, "hw.optional.armv8_2_sha512", SHA512)
setFeature(c, "hw.optional.armv8_3_compnum", FCMA)
setFeature(c, "hw.optional.armv8_crc32", CRC32)
}