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Diffstat (limited to 'vendor/golang.org/x/sys/cpu/cpu.go')
-rw-r--r-- | vendor/golang.org/x/sys/cpu/cpu.go | 38 |
1 files changed, 0 insertions, 38 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 3d88f8667..000000000 --- a/vendor/golang.org/x/sys/cpu/cpu.go +++ /dev/null @@ -1,38 +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 - -// 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. - 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 -} |