summaryrefslogtreecommitdiff
path: root/vendor/golang.org/x/sys/cpu/cpu.go
diff options
context:
space:
mode:
authorJames Mills <prologic@shortcircuit.net.au>2020-03-21 08:20:16 +1000
committerJames Mills <prologic@shortcircuit.net.au>2020-03-21 08:20:16 +1000
commitd7a1eab5beba4241dab4402c5cd268432d7b46cd (patch)
tree6383b4ebf511b58597d827dc5af00b71c72caf38 /vendor/golang.org/x/sys/cpu/cpu.go
parent13ffd7117180d1a3093ff291481caeb07a8b71de (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.go126
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
-}