From 8db41da676ac8368ef7c2549d56239a5ff5eedde Mon Sep 17 00:00:00 2001
From: Rutger Broekhoff
Date: Tue, 2 Jan 2024 18:56:31 +0100
Subject: Delete vendor directory

---
 .../klauspost/cpuid/v2/os_linux_arm64.go           | 130 ---------------------
 1 file changed, 130 deletions(-)
 delete mode 100644 vendor/github.com/klauspost/cpuid/v2/os_linux_arm64.go

(limited to 'vendor/github.com/klauspost/cpuid/v2/os_linux_arm64.go')

diff --git a/vendor/github.com/klauspost/cpuid/v2/os_linux_arm64.go b/vendor/github.com/klauspost/cpuid/v2/os_linux_arm64.go
deleted file mode 100644
index ee278b9..0000000
--- a/vendor/github.com/klauspost/cpuid/v2/os_linux_arm64.go
+++ /dev/null
@@ -1,130 +0,0 @@
-// Copyright (c) 2020 Klaus Post, released under MIT License. See LICENSE file.
-
-// 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 located
-// here https://github.com/golang/sys/blob/master/LICENSE
-
-package cpuid
-
-import (
-	"encoding/binary"
-	"io/ioutil"
-	"runtime"
-)
-
-// HWCAP bits.
-const (
-	hwcap_FP       = 1 << 0
-	hwcap_ASIMD    = 1 << 1
-	hwcap_EVTSTRM  = 1 << 2
-	hwcap_AES      = 1 << 3
-	hwcap_PMULL    = 1 << 4
-	hwcap_SHA1     = 1 << 5
-	hwcap_SHA2     = 1 << 6
-	hwcap_CRC32    = 1 << 7
-	hwcap_ATOMICS  = 1 << 8
-	hwcap_FPHP     = 1 << 9
-	hwcap_ASIMDHP  = 1 << 10
-	hwcap_CPUID    = 1 << 11
-	hwcap_ASIMDRDM = 1 << 12
-	hwcap_JSCVT    = 1 << 13
-	hwcap_FCMA     = 1 << 14
-	hwcap_LRCPC    = 1 << 15
-	hwcap_DCPOP    = 1 << 16
-	hwcap_SHA3     = 1 << 17
-	hwcap_SM3      = 1 << 18
-	hwcap_SM4      = 1 << 19
-	hwcap_ASIMDDP  = 1 << 20
-	hwcap_SHA512   = 1 << 21
-	hwcap_SVE      = 1 << 22
-	hwcap_ASIMDFHM = 1 << 23
-)
-
-func detectOS(c *CPUInfo) bool {
-	// For now assuming no hyperthreading is reasonable.
-	c.LogicalCores = runtime.NumCPU()
-	c.PhysicalCores = c.LogicalCores
-	c.ThreadsPerCore = 1
-	if hwcap == 0 {
-		// We did not get values from the runtime.
-		// Try reading /proc/self/auxv
-
-		// From https://github.com/golang/sys
-		const (
-			_AT_HWCAP  = 16
-			_AT_HWCAP2 = 26
-
-			uintSize = int(32 << (^uint(0) >> 63))
-		)
-
-		buf, err := ioutil.ReadFile("/proc/self/auxv")
-		if err != nil {
-			// e.g. on android /proc/self/auxv is not accessible, so silently
-			// ignore the error and leave Initialized = false. On some
-			// architectures (e.g. arm64) doinit() implements a fallback
-			// readout and will set Initialized = true again.
-			return false
-		}
-		bo := binary.LittleEndian
-		for len(buf) >= 2*(uintSize/8) {
-			var tag, val uint
-			switch uintSize {
-			case 32:
-				tag = uint(bo.Uint32(buf[0:]))
-				val = uint(bo.Uint32(buf[4:]))
-				buf = buf[8:]
-			case 64:
-				tag = uint(bo.Uint64(buf[0:]))
-				val = uint(bo.Uint64(buf[8:]))
-				buf = buf[16:]
-			}
-			switch tag {
-			case _AT_HWCAP:
-				hwcap = val
-			case _AT_HWCAP2:
-				// Not used
-			}
-		}
-		if hwcap == 0 {
-			return false
-		}
-	}
-
-	// HWCap was populated by the runtime from the auxiliary vector.
-	// Use HWCap information since reading aarch64 system registers
-	// is not supported in user space on older linux kernels.
-	c.featureSet.setIf(isSet(hwcap, hwcap_AES), AESARM)
-	c.featureSet.setIf(isSet(hwcap, hwcap_ASIMD), ASIMD)
-	c.featureSet.setIf(isSet(hwcap, hwcap_ASIMDDP), ASIMDDP)
-	c.featureSet.setIf(isSet(hwcap, hwcap_ASIMDHP), ASIMDHP)
-	c.featureSet.setIf(isSet(hwcap, hwcap_ASIMDRDM), ASIMDRDM)
-	c.featureSet.setIf(isSet(hwcap, hwcap_CPUID), ARMCPUID)
-	c.featureSet.setIf(isSet(hwcap, hwcap_CRC32), CRC32)
-	c.featureSet.setIf(isSet(hwcap, hwcap_DCPOP), DCPOP)
-	c.featureSet.setIf(isSet(hwcap, hwcap_EVTSTRM), EVTSTRM)
-	c.featureSet.setIf(isSet(hwcap, hwcap_FCMA), FCMA)
-	c.featureSet.setIf(isSet(hwcap, hwcap_FP), FP)
-	c.featureSet.setIf(isSet(hwcap, hwcap_FPHP), FPHP)
-	c.featureSet.setIf(isSet(hwcap, hwcap_JSCVT), JSCVT)
-	c.featureSet.setIf(isSet(hwcap, hwcap_LRCPC), LRCPC)
-	c.featureSet.setIf(isSet(hwcap, hwcap_PMULL), PMULL)
-	c.featureSet.setIf(isSet(hwcap, hwcap_SHA1), SHA1)
-	c.featureSet.setIf(isSet(hwcap, hwcap_SHA2), SHA2)
-	c.featureSet.setIf(isSet(hwcap, hwcap_SHA3), SHA3)
-	c.featureSet.setIf(isSet(hwcap, hwcap_SHA512), SHA512)
-	c.featureSet.setIf(isSet(hwcap, hwcap_SM3), SM3)
-	c.featureSet.setIf(isSet(hwcap, hwcap_SM4), SM4)
-	c.featureSet.setIf(isSet(hwcap, hwcap_SVE), SVE)
-
-	// The Samsung S9+ kernel reports support for atomics, but not all cores
-	// actually support them, resulting in SIGILL. See issue #28431.
-	// TODO(elias.naur): Only disable the optimization on bad chipsets on android.
-	c.featureSet.setIf(isSet(hwcap, hwcap_ATOMICS) && runtime.GOOS != "android", ATOMICS)
-
-	return true
-}
-
-func isSet(hwc uint, value uint) bool {
-	return hwc&value != 0
-}
-- 
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