1 files changed, 0 insertions, 194 deletions
diff --git a/vendor/golang.org/x/sys/cpu/cpu_arm64.go b/vendor/golang.org/x/sys/cpu/cpu_arm64.go
deleted file mode 100644
index af2aa99f9..000000000
--- a/vendor/golang.org/x/sys/cpu/cpu_arm64.go
+++ /dev/null
@@ -1,194 +0,0 @@
-// Copyright 2019 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
-
-import "runtime"
-
-// cacheLineSize is used to prevent false sharing of cache lines.
-// We choose 128 because Apple Silicon, a.k.a. M1, has 128-byte cache line size.
-// It doesn't cost much and is much more future-proof.
-const cacheLineSize = 128
-
-func initOptions() {
-	options = []option{
-		{Name: "fp", Feature: &ARM64.HasFP},
-		{Name: "asimd", Feature: &ARM64.HasASIMD},
-		{Name: "evstrm", Feature: &ARM64.HasEVTSTRM},
-		{Name: "aes", Feature: &ARM64.HasAES},
-		{Name: "fphp", Feature: &ARM64.HasFPHP},
-		{Name: "jscvt", Feature: &ARM64.HasJSCVT},
-		{Name: "lrcpc", Feature: &ARM64.HasLRCPC},
-		{Name: "pmull", Feature: &ARM64.HasPMULL},
-		{Name: "sha1", Feature: &ARM64.HasSHA1},
-		{Name: "sha2", Feature: &ARM64.HasSHA2},
-		{Name: "sha3", Feature: &ARM64.HasSHA3},
-		{Name: "sha512", Feature: &ARM64.HasSHA512},
-		{Name: "sm3", Feature: &ARM64.HasSM3},
-		{Name: "sm4", Feature: &ARM64.HasSM4},
-		{Name: "sve", Feature: &ARM64.HasSVE},
-		{Name: "sve2", Feature: &ARM64.HasSVE2},
-		{Name: "crc32", Feature: &ARM64.HasCRC32},
-		{Name: "atomics", Feature: &ARM64.HasATOMICS},
-		{Name: "asimdhp", Feature: &ARM64.HasASIMDHP},
-		{Name: "cpuid", Feature: &ARM64.HasCPUID},
-		{Name: "asimrdm", Feature: &ARM64.HasASIMDRDM},
-		{Name: "fcma", Feature: &ARM64.HasFCMA},
-		{Name: "dcpop", Feature: &ARM64.HasDCPOP},
-		{Name: "asimddp", Feature: &ARM64.HasASIMDDP},
-		{Name: "asimdfhm", Feature: &ARM64.HasASIMDFHM},
-		{Name: "dit", Feature: &ARM64.HasDIT},
-		{Name: "i8mm", Feature: &ARM64.HasI8MM},
-	}
-}
-
-func archInit() {
-	switch runtime.GOOS {
-	case "freebsd":
-		readARM64Registers()
-	case "linux", "netbsd", "openbsd":
-		doinit()
-	default:
-		// Many platforms don't seem to allow reading these registers.
-		setMinimalFeatures()
-	}
-}
-
-// setMinimalFeatures fakes the minimal ARM64 features expected by
-// TestARM64minimalFeatures.
-func setMinimalFeatures() {
-	ARM64.HasASIMD = true
-	ARM64.HasFP = true
-}
-
-func readARM64Registers() {
-	Initialized = true
-
-	parseARM64SystemRegisters(getisar0(), getisar1(), getpfr0())
-}
-
-func parseARM64SystemRegisters(isar0, isar1, pfr0 uint64) {
-	// ID_AA64ISAR0_EL1
-	switch extractBits(isar0, 4, 7) {
-	case 1:
-		ARM64.HasAES = true
-	case 2:
-		ARM64.HasAES = true
-		ARM64.HasPMULL = true
-	}
-
-	switch extractBits(isar0, 8, 11) {
-	case 1:
-		ARM64.HasSHA1 = true
-	}
-
-	switch extractBits(isar0, 12, 15) {
-	case 1:
-		ARM64.HasSHA2 = true
-	case 2:
-		ARM64.HasSHA2 = true
-		ARM64.HasSHA512 = true
-	}
-
-	switch extractBits(isar0, 16, 19) {
-	case 1:
-		ARM64.HasCRC32 = true
-	}
-
-	switch extractBits(isar0, 20, 23) {
-	case 2:
-		ARM64.HasATOMICS = true
-	}
-
-	switch extractBits(isar0, 28, 31) {
-	case 1:
-		ARM64.HasASIMDRDM = true
-	}
-
-	switch extractBits(isar0, 32, 35) {
-	case 1:
-		ARM64.HasSHA3 = true
-	}
-
-	switch extractBits(isar0, 36, 39) {
-	case 1:
-		ARM64.HasSM3 = true
-	}
-
-	switch extractBits(isar0, 40, 43) {
-	case 1:
-		ARM64.HasSM4 = true
-	}
-
-	switch extractBits(isar0, 44, 47) {
-	case 1:
-		ARM64.HasASIMDDP = true
-	}
-
-	// ID_AA64ISAR1_EL1
-	switch extractBits(isar1, 0, 3) {
-	case 1:
-		ARM64.HasDCPOP = true
-	}
-
-	switch extractBits(isar1, 12, 15) {
-	case 1:
-		ARM64.HasJSCVT = true
-	}
-
-	switch extractBits(isar1, 16, 19) {
-	case 1:
-		ARM64.HasFCMA = true
-	}
-
-	switch extractBits(isar1, 20, 23) {
-	case 1:
-		ARM64.HasLRCPC = true
-	}
-
-	switch extractBits(isar1, 52, 55) {
-	case 1:
-		ARM64.HasI8MM = true
-	}
-
-	// ID_AA64PFR0_EL1
-	switch extractBits(pfr0, 16, 19) {
-	case 0:
-		ARM64.HasFP = true
-	case 1:
-		ARM64.HasFP = true
-		ARM64.HasFPHP = true
-	}
-
-	switch extractBits(pfr0, 20, 23) {
-	case 0:
-		ARM64.HasASIMD = true
-	case 1:
-		ARM64.HasASIMD = true
-		ARM64.HasASIMDHP = true
-	}
-
-	switch extractBits(pfr0, 32, 35) {
-	case 1:
-		ARM64.HasSVE = true
-
-		parseARM64SVERegister(getzfr0())
-	}
-
-	switch extractBits(pfr0, 48, 51) {
-	case 1:
-		ARM64.HasDIT = true
-	}
-}
-
-func parseARM64SVERegister(zfr0 uint64) {
-	switch extractBits(zfr0, 0, 3) {
-	case 1:
-		ARM64.HasSVE2 = true
-	}
-}
-
-func extractBits(data uint64, start, end uint) uint {
-	return (uint)(data>>start) & ((1 << (end - start + 1)) - 1)
-}