diff options
| author | James Mills <prologic@shortcircuit.net.au> | 2020-03-21 08:20:16 +1000 |
|---|---|---|
| committer | James Mills <prologic@shortcircuit.net.au> | 2020-03-21 08:20:16 +1000 |
| commit | d7a1eab5beba4241dab4402c5cd268432d7b46cd (patch) | |
| tree | 6383b4ebf511b58597d827dc5af00b71c72caf38 /vendor/golang.org/x/sys/cpu/cpu.go | |
| parent | 13ffd7117180d1a3093ff291481caeb07a8b71de (diff) | |
Migrate to Go111Modules, Add Dockerfile and GoRelaser support
Diffstat (limited to 'vendor/golang.org/x/sys/cpu/cpu.go')
| -rw-r--r-- | vendor/golang.org/x/sys/cpu/cpu.go | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/vendor/golang.org/x/sys/cpu/cpu.go b/vendor/golang.org/x/sys/cpu/cpu.go deleted file mode 100644 index 679e78c..0000000 --- a/vendor/golang.org/x/sys/cpu/cpu.go +++ /dev/null @@ -1,126 +0,0 @@ -// Copyright 2018 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. - -// Package cpu implements processor feature detection for -// various CPU architectures. -package cpu - -// Initialized reports whether the CPU features were initialized. -// -// For some GOOS/GOARCH combinations initialization of the CPU features depends -// on reading an operating specific file, e.g. /proc/self/auxv on linux/arm -// Initialized will report false if reading the file fails. -var Initialized bool - -// CacheLinePad is used to pad structs to avoid false sharing. -type CacheLinePad struct{ _ [cacheLineSize]byte } - -// X86 contains the supported CPU features of the -// current X86/AMD64 platform. If the current platform -// is not X86/AMD64 then all feature flags are false. -// -// X86 is padded to avoid false sharing. Further the HasAVX -// and HasAVX2 are only set if the OS supports XMM and YMM -// registers in addition to the CPUID feature bit being set. -var X86 struct { - _ CacheLinePad - HasAES bool // AES hardware implementation (AES NI) - HasADX bool // Multi-precision add-carry instruction extensions - HasAVX bool // Advanced vector extension - HasAVX2 bool // Advanced vector extension 2 - HasBMI1 bool // Bit manipulation instruction set 1 - HasBMI2 bool // Bit manipulation instruction set 2 - HasERMS bool // Enhanced REP for MOVSB and STOSB - HasFMA bool // Fused-multiply-add instructions - HasOSXSAVE bool // OS supports XSAVE/XRESTOR for saving/restoring XMM registers. - HasPCLMULQDQ bool // PCLMULQDQ instruction - most often used for AES-GCM - HasPOPCNT bool // Hamming weight instruction POPCNT. - HasRDRAND bool // RDRAND instruction (on-chip random number generator) - HasRDSEED bool // RDSEED instruction (on-chip random number generator) - HasSSE2 bool // Streaming SIMD extension 2 (always available on amd64) - HasSSE3 bool // Streaming SIMD extension 3 - HasSSSE3 bool // Supplemental streaming SIMD extension 3 - HasSSE41 bool // Streaming SIMD extension 4 and 4.1 - HasSSE42 bool // Streaming SIMD extension 4 and 4.2 - _ CacheLinePad -} - -// ARM64 contains the supported CPU features of the -// current ARMv8(aarch64) platform. If the current platform -// is not arm64 then all feature flags are false. -var ARM64 struct { - _ CacheLinePad - HasFP bool // Floating-point instruction set (always available) - HasASIMD bool // Advanced SIMD (always available) - HasEVTSTRM bool // Event stream support - HasAES bool // AES hardware implementation - HasPMULL bool // Polynomial multiplication instruction set - HasSHA1 bool // SHA1 hardware implementation - HasSHA2 bool // SHA2 hardware implementation - HasCRC32 bool // CRC32 hardware implementation - HasATOMICS bool // Atomic memory operation instruction set - HasFPHP bool // Half precision floating-point instruction set - HasASIMDHP bool // Advanced SIMD half precision instruction set - HasCPUID bool // CPUID identification scheme registers - HasASIMDRDM bool // Rounding double multiply add/subtract instruction set - HasJSCVT bool // Javascript conversion from floating-point to integer - HasFCMA bool // Floating-point multiplication and addition of complex numbers - HasLRCPC bool // Release Consistent processor consistent support - HasDCPOP bool // Persistent memory support - HasSHA3 bool // SHA3 hardware implementation - HasSM3 bool // SM3 hardware implementation - HasSM4 bool // SM4 hardware implementation - HasASIMDDP bool // Advanced SIMD double precision instruction set - HasSHA512 bool // SHA512 hardware implementation - HasSVE bool // Scalable Vector Extensions - HasASIMDFHM bool // Advanced SIMD multiplication FP16 to FP32 - _ CacheLinePad -} - -// PPC64 contains the supported CPU features of the current ppc64/ppc64le platforms. -// If the current platform is not ppc64/ppc64le then all feature flags are false. -// -// For ppc64/ppc64le, it is safe to check only for ISA level starting on ISA v3.00, -// since there are no optional categories. There are some exceptions that also -// require kernel support to work (DARN, SCV), so there are feature bits for -// those as well. The minimum processor requirement is POWER8 (ISA 2.07). -// The struct is padded to avoid false sharing. -var PPC64 struct { - _ CacheLinePad - HasDARN bool // Hardware random number generator (requires kernel enablement) - HasSCV bool // Syscall vectored (requires kernel enablement) - IsPOWER8 bool // ISA v2.07 (POWER8) - IsPOWER9 bool // ISA v3.00 (POWER9) - _ CacheLinePad -} - -// S390X contains the supported CPU features of the current IBM Z -// (s390x) platform. If the current platform is not IBM Z then all -// feature flags are false. -// -// S390X is padded to avoid false sharing. Further HasVX is only set -// if the OS supports vector registers in addition to the STFLE -// feature bit being set. -var S390X struct { - _ CacheLinePad - HasZARCH bool // z/Architecture mode is active [mandatory] - HasSTFLE bool // store facility list extended - HasLDISP bool // long (20-bit) displacements - HasEIMM bool // 32-bit immediates - HasDFP bool // decimal floating point - HasETF3EH bool // ETF-3 enhanced - HasMSA bool // message security assist (CPACF) - HasAES bool // KM-AES{128,192,256} functions - HasAESCBC bool // KMC-AES{128,192,256} functions - HasAESCTR bool // KMCTR-AES{128,192,256} functions - HasAESGCM bool // KMA-GCM-AES{128,192,256} functions - HasGHASH bool // KIMD-GHASH function - HasSHA1 bool // K{I,L}MD-SHA-1 functions - HasSHA256 bool // K{I,L}MD-SHA-256 functions - HasSHA512 bool // K{I,L}MD-SHA-512 functions - HasSHA3 bool // K{I,L}MD-SHA3-{224,256,384,512} and K{I,L}MD-SHAKE-{128,256} functions - HasVX bool // vector facility - HasVXE bool // vector-enhancements facility 1 - _ CacheLinePad -} |
