From 920e20c2d2cff73d6dbdba108e19bc50261d3003 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Mon, 7 Apr 2025 11:04:56 +0100 Subject: [chore]: Bump golang.org/x/crypto from 0.36.0 to 0.37.0 (#3975) Bumps [golang.org/x/crypto](https://github.com/golang/crypto) from 0.36.0 to 0.37.0. - [Commits](https://github.com/golang/crypto/compare/v0.36.0...v0.37.0) --- updated-dependencies: - dependency-name: golang.org/x/crypto dependency-version: 0.37.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com> --- vendor/golang.org/x/sys/cpu/cpu.go | 12 ++++++++ vendor/golang.org/x/sys/cpu/cpu_linux_loong64.go | 22 ++++++++++++++ vendor/golang.org/x/sys/cpu/cpu_linux_noinit.go | 2 +- vendor/golang.org/x/sys/cpu/cpu_loong64.go | 38 ++++++++++++++++++++++++ vendor/golang.org/x/sys/cpu/cpu_loong64.s | 13 ++++++++ vendor/golang.org/x/sys/cpu/parse.go | 4 +-- 6 files changed, 88 insertions(+), 3 deletions(-) create mode 100644 vendor/golang.org/x/sys/cpu/cpu_linux_loong64.go create mode 100644 vendor/golang.org/x/sys/cpu/cpu_loong64.s (limited to 'vendor/golang.org/x/sys/cpu') diff --git a/vendor/golang.org/x/sys/cpu/cpu.go b/vendor/golang.org/x/sys/cpu/cpu.go index 9c105f23a..2e73ee197 100644 --- a/vendor/golang.org/x/sys/cpu/cpu.go +++ b/vendor/golang.org/x/sys/cpu/cpu.go @@ -149,6 +149,18 @@ var ARM struct { _ CacheLinePad } +// The booleans in Loong64 contain the correspondingly named cpu feature bit. +// The struct is padded to avoid false sharing. +var Loong64 struct { + _ CacheLinePad + HasLSX bool // support 128-bit vector extension + HasLASX bool // support 256-bit vector extension + HasCRC32 bool // support CRC instruction + HasLAM_BH bool // support AM{SWAP/ADD}[_DB].{B/H} instruction + HasLAMCAS bool // support AMCAS[_DB].{B/H/W/D} instruction + _ CacheLinePad +} + // MIPS64X contains the supported CPU features of the current mips64/mips64le // platforms. If the current platform is not mips64/mips64le or the current // operating system is not Linux then all feature flags are false. diff --git a/vendor/golang.org/x/sys/cpu/cpu_linux_loong64.go b/vendor/golang.org/x/sys/cpu/cpu_linux_loong64.go new file mode 100644 index 000000000..4f3411432 --- /dev/null +++ b/vendor/golang.org/x/sys/cpu/cpu_linux_loong64.go @@ -0,0 +1,22 @@ +// Copyright 2025 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 + +// HWCAP bits. These are exposed by the Linux kernel. +const ( + hwcap_LOONGARCH_LSX = 1 << 4 + hwcap_LOONGARCH_LASX = 1 << 5 +) + +func doinit() { + // TODO: Features that require kernel support like LSX and LASX can + // be detected here once needed in std library or by the compiler. + Loong64.HasLSX = hwcIsSet(hwCap, hwcap_LOONGARCH_LSX) + Loong64.HasLASX = hwcIsSet(hwCap, hwcap_LOONGARCH_LASX) +} + +func hwcIsSet(hwc uint, val uint) bool { + return hwc&val != 0 +} diff --git a/vendor/golang.org/x/sys/cpu/cpu_linux_noinit.go b/vendor/golang.org/x/sys/cpu/cpu_linux_noinit.go index 7d902b684..a428dec9c 100644 --- a/vendor/golang.org/x/sys/cpu/cpu_linux_noinit.go +++ b/vendor/golang.org/x/sys/cpu/cpu_linux_noinit.go @@ -2,7 +2,7 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -//go:build linux && !arm && !arm64 && !mips64 && !mips64le && !ppc64 && !ppc64le && !s390x && !riscv64 +//go:build linux && !arm && !arm64 && !loong64 && !mips64 && !mips64le && !ppc64 && !ppc64le && !s390x && !riscv64 package cpu diff --git a/vendor/golang.org/x/sys/cpu/cpu_loong64.go b/vendor/golang.org/x/sys/cpu/cpu_loong64.go index 558635850..45ecb29ae 100644 --- a/vendor/golang.org/x/sys/cpu/cpu_loong64.go +++ b/vendor/golang.org/x/sys/cpu/cpu_loong64.go @@ -8,5 +8,43 @@ package cpu const cacheLineSize = 64 +// Bit fields for CPUCFG registers, Related reference documents: +// https://loongson.github.io/LoongArch-Documentation/LoongArch-Vol1-EN.html#_cpucfg +const ( + // CPUCFG1 bits + cpucfg1_CRC32 = 1 << 25 + + // CPUCFG2 bits + cpucfg2_LAM_BH = 1 << 27 + cpucfg2_LAMCAS = 1 << 28 +) + func initOptions() { + options = []option{ + {Name: "lsx", Feature: &Loong64.HasLSX}, + {Name: "lasx", Feature: &Loong64.HasLASX}, + {Name: "crc32", Feature: &Loong64.HasCRC32}, + {Name: "lam_bh", Feature: &Loong64.HasLAM_BH}, + {Name: "lamcas", Feature: &Loong64.HasLAMCAS}, + } + + // The CPUCFG data on Loong64 only reflects the hardware capabilities, + // not the kernel support status, so features such as LSX and LASX that + // require kernel support cannot be obtained from the CPUCFG data. + // + // These features only require hardware capability support and do not + // require kernel specific support, so they can be obtained directly + // through CPUCFG + cfg1 := get_cpucfg(1) + cfg2 := get_cpucfg(2) + + Loong64.HasCRC32 = cfgIsSet(cfg1, cpucfg1_CRC32) + Loong64.HasLAMCAS = cfgIsSet(cfg2, cpucfg2_LAMCAS) + Loong64.HasLAM_BH = cfgIsSet(cfg2, cpucfg2_LAM_BH) +} + +func get_cpucfg(reg uint32) uint32 + +func cfgIsSet(cfg uint32, val uint32) bool { + return cfg&val != 0 } diff --git a/vendor/golang.org/x/sys/cpu/cpu_loong64.s b/vendor/golang.org/x/sys/cpu/cpu_loong64.s new file mode 100644 index 000000000..71cbaf1ce --- /dev/null +++ b/vendor/golang.org/x/sys/cpu/cpu_loong64.s @@ -0,0 +1,13 @@ +// Copyright 2025 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. + +#include "textflag.h" + +// func get_cpucfg(reg uint32) uint32 +TEXT ·get_cpucfg(SB), NOSPLIT|NOFRAME, $0 + MOVW reg+0(FP), R5 + // CPUCFG R5, R4 = 0x00006ca4 + WORD $0x00006ca4 + MOVW R4, ret+8(FP) + RET diff --git a/vendor/golang.org/x/sys/cpu/parse.go b/vendor/golang.org/x/sys/cpu/parse.go index 762b63d68..56a7e1a17 100644 --- a/vendor/golang.org/x/sys/cpu/parse.go +++ b/vendor/golang.org/x/sys/cpu/parse.go @@ -13,7 +13,7 @@ import "strconv" // https://golang.org/cl/209597. func parseRelease(rel string) (major, minor, patch int, ok bool) { // Strip anything after a dash or plus. - for i := 0; i < len(rel); i++ { + for i := range len(rel) { if rel[i] == '-' || rel[i] == '+' { rel = rel[:i] break @@ -21,7 +21,7 @@ func parseRelease(rel string) (major, minor, patch int, ok bool) { } next := func() (int, bool) { - for i := 0; i < len(rel); i++ { + for i := range len(rel) { if rel[i] == '.' { ver, err := strconv.Atoi(rel[:i]) rel = rel[i+1:] -- cgit v1.2.3