File: blake2s_386.go

package info (click to toggle)
golang-go.crypto 1%3A0.0~git20201221.eec23a3-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, bullseye-backports
  • size: 4,804 kB
  • sloc: asm: 8,295; ansic: 258; makefile: 5
file content (32 lines) | stat: -rw-r--r-- 746 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
// Copyright 2016 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.

// +build 386,gc,!purego

package blake2s

import "golang.org/x/sys/cpu"

var (
	useSSE4  = false
	useSSSE3 = cpu.X86.HasSSSE3
	useSSE2  = cpu.X86.HasSSE2
)

//go:noescape
func hashBlocksSSE2(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte)

//go:noescape
func hashBlocksSSSE3(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte)

func hashBlocks(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte) {
	switch {
	case useSSSE3:
		hashBlocksSSSE3(h, c, flag, blocks)
	case useSSE2:
		hashBlocksSSE2(h, c, flag, blocks)
	default:
		hashBlocksGeneric(h, c, flag, blocks)
	}
}