From ccd992355df7192993c666236047820244914598 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:19:13 +0200 Subject: Adding upstream version 1.21.8. Signed-off-by: Daniel Baumann --- src/crypto/sha512/sha512block_amd64.go | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 src/crypto/sha512/sha512block_amd64.go (limited to 'src/crypto/sha512/sha512block_amd64.go') diff --git a/src/crypto/sha512/sha512block_amd64.go b/src/crypto/sha512/sha512block_amd64.go new file mode 100644 index 0000000..8da3e14 --- /dev/null +++ b/src/crypto/sha512/sha512block_amd64.go @@ -0,0 +1,25 @@ +// Copyright 2013 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. + +//go:build amd64 + +package sha512 + +import "internal/cpu" + +//go:noescape +func blockAVX2(dig *digest, p []byte) + +//go:noescape +func blockAMD64(dig *digest, p []byte) + +var useAVX2 = cpu.X86.HasAVX2 && cpu.X86.HasBMI1 && cpu.X86.HasBMI2 + +func block(dig *digest, p []byte) { + if useAVX2 { + blockAVX2(dig, p) + } else { + blockAMD64(dig, p) + } +} -- cgit v1.2.3