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base: HeliC829:97d643045888d1af2004410365a00bafe1713f47
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HeliC829:oe-go-1.24.2 HeliC829:exp-rv64 HeliC829:rv-sha512 HeliC829:rv-sha256 HeliC829:oe-1.21-v2 HeliC829:oe-1.21-cgo HeliC829:oe-1.21 HeliC829:master HeliC829:rv64-zero HeliC829:oe-go-rva23-v HeliC829:release-branch.go1.23 HeliC829:release-branch.go1.25 HeliC829:release-branch.go1.24 HeliC829:oerv-go-1.24.2 HeliC829:release-branch.go1.22 HeliC829:release-branch.go1.21
...
compare: HeliC829:rv-sha512
Branches Tags
HeliC829:exp-rv64 HeliC829:rv-sha512 HeliC829:rv-sha256 HeliC829:oe-1.21-v2 HeliC829:oe-1.21-cgo HeliC829:oe-1.21 HeliC829:master HeliC829:rv64-zero HeliC829:oe-go-rva23-v HeliC829:oe-go-1.24.2 HeliC829:release-branch.go1.23 HeliC829:release-branch.go1.25 HeliC829:release-branch.go1.24 HeliC829:oerv-go-1.24.2 HeliC829:release-branch.go1.22 HeliC829:release-branch.go1.21

1 Commits
97d6430458 ... rv-sha512

Author SHA1 Message Date
Julian Zhu
f9d9a78e23 crypto/sha512: improve performance of riscv64 assembly when Zbb extension available 
When both pointers are aligned and the Zbb extension is available, the REV8 instruction can be used to simplify crypto/sha512.

goos: linux
goarch: riscv64
pkg: crypto/sha512
                    │     old     │                dev                 │
                    │   sec/op    │   sec/op     vs base               │
Hash8Bytes/New-4      1.370µ ± 0%   1.310µ ± 0%  -4.42% (p=0.000 n=12)
Hash8Bytes/Sum384-4   1.438µ ± 0%   1.366µ ± 0%  -5.01% (p=0.000 n=12)
Hash8Bytes/Sum512-4   1.462µ ± 0%   1.403µ ± 0%  -4.04% (p=0.000 n=12)
Hash1K/New-4          8.808µ ± 0%   8.272µ ± 0%  -6.09% (p=0.000 n=12)
Hash1K/Sum384-4       8.869µ ± 0%   8.322µ ± 0%  -6.17% (p=0.000 n=12)
Hash1K/Sum512-4       8.892µ ± 0%   8.357µ ± 0%  -6.01% (p=0.000 n=12)
Hash8K/New-4          61.04µ ± 0%   57.19µ ± 0%  -6.30% (p=0.000 n=12)
Hash8K/Sum384-4       61.10µ ± 0%   57.24µ ± 0%  -6.31% (p=0.000 n=12)
Hash8K/Sum512-4       61.12µ ± 0%   57.27µ ± 0%  -6.30% (p=0.000 n=12)
geomean               9.164µ        8.648µ       -5.63%

                    │     old      │                 dev                 │
                    │     B/s      │     B/s       vs base               │
Hash8Bytes/New-4      5.569Mi ± 0%   5.827Mi ± 0%  +4.62% (p=0.000 n=12)
Hash8Bytes/Sum384-4   5.302Mi ± 0%   5.584Mi ± 0%  +5.31% (p=0.000 n=12)
Hash8Bytes/Sum512-4   5.217Mi ± 0%   5.436Mi ± 0%  +4.20% (p=0.000 n=12)
Hash1K/New-4          110.9Mi ± 0%   118.1Mi ± 0%  +6.47% (p=0.000 n=12)
Hash1K/Sum384-4       110.1Mi ± 0%   117.4Mi ± 0%  +6.57% (p=0.000 n=12)
Hash1K/Sum512-4       109.8Mi ± 0%   116.8Mi ± 0%  +6.40% (p=0.000 n=12)
Hash8K/New-4          128.0Mi ± 0%   136.6Mi ± 0%  +6.72% (p=0.000 n=12)
Hash8K/Sum384-4       127.9Mi ± 0%   136.5Mi ± 0%  +6.74% (p=0.000 n=12)
Hash8K/Sum512-4       127.8Mi ± 0%   136.4Mi ± 0%  +6.72% (p=0.000 n=12)
geomean               42.29Mi        44.81Mi       +5.97%

Change-Id: Icb9cdec11ce178689b0ec961e23cf3991dadd4b5
 2026-01-28 23:09:08 +08:00
4 changed files with 154 additions and 84 deletions
Expand all files Collapse all files

2
src/crypto/internal/fips140/sha512/sha512block_asm.go
View File

@@ -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 (loong64 || riscv64) && !purego
//go:build loong64 && !purego
package sha512

20
src/crypto/internal/fips140/sha512/sha512block_riscv64.go Normal file
View File

@@ -0,0 +1,20 @@
// 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.
//go:build !purego
package sha512
import (
"crypto/internal/fips140deps/cpu"
)
// TODO(julian): use Zvknhb when available.
//go:noescape
func blockRISCV64(dig *Digest, p []byte, hasZbb bool)
func block(dig *Digest, p []byte) {
blockRISCV64(dig, p, cpu.RISCV64HasZbb)
}

213
src/crypto/internal/fips140/sha512/sha512block_riscv64.s
View File

@@ -4,6 +4,8 @@
//go:build !purego
#include "asm_riscv64.h"
#include "go_asm.h"
#include "textflag.h"
// SHA512 block routine. See sha512block.go for Go equivalent.
@@ -72,6 +74,11 @@
OR X5, X8, X5; \
MOV X5, (index*8)(X19)
#define MSGSCHEDULE0_ZBB(index) \
MOV ((index*8))(X29), X5; \
REV8 X5, X5; \
MOV X5, (index*8)(X19)
// Wt = SIGMA1(Wt-2) + Wt-7 + SIGMA0(Wt-15) + Wt-16; for 16 <= t <= 79
// SIGMA0(x) = ROTR(1,x) XOR ROTR(8,x) XOR SHR(7,x)
// SIGMA1(x) = ROTR(19,x) XOR ROTR(61,x) XOR SHR(6,x)
@@ -145,12 +152,118 @@
MSGSCHEDULE0(index); \
SHA512ROUND(index, a, b, c, d, e, f, g, h)
#define SHA512ROUND0_ZBB(index, a, b, c, d, e, f, g, h) \
MSGSCHEDULE0_ZBB(index); \
SHA512ROUND(index, a, b, c, d, e, f, g, h)
#define SHA512ROUND1(index, a, b, c, d, e, f, g, h) \
MSGSCHEDULE1(index); \
SHA512ROUND(index, a, b, c, d, e, f, g, h)
// func block(dig *Digest, p []byte)
TEXT ·block(SB),0,$128-32
#define SHA512ROUND0_0_15() \
SHA512ROUND0(0, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND0(1, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND0(2, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND0(3, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND0(4, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND0(5, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND0(6, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND0(7, X11, X12, X13, X14, X15, X16, X17, X10) \
SHA512ROUND0(8, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND0(9, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND0(10, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND0(11, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND0(12, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND0(13, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND0(14, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND0(15, X11, X12, X13, X14, X15, X16, X17, X10)
#define SHA512ROUND0_0_15_ZBB() \
SHA512ROUND0_ZBB(0, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND0_ZBB(1, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND0_ZBB(2, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND0_ZBB(3, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND0_ZBB(4, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND0_ZBB(5, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND0_ZBB(6, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND0_ZBB(7, X11, X12, X13, X14, X15, X16, X17, X10) \
SHA512ROUND0_ZBB(8, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND0_ZBB(9, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND0_ZBB(10, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND0_ZBB(11, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND0_ZBB(12, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND0_ZBB(13, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND0_ZBB(14, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND0_ZBB(15, X11, X12, X13, X14, X15, X16, X17, X10)
#define SHA512ROUND1_16_79() \
SHA512ROUND1(16, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND1(17, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND1(18, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND1(19, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND1(20, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND1(21, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND1(22, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND1(23, X11, X12, X13, X14, X15, X16, X17, X10) \
SHA512ROUND1(24, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND1(25, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND1(26, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND1(27, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND1(28, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND1(29, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND1(30, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND1(31, X11, X12, X13, X14, X15, X16, X17, X10) \
SHA512ROUND1(32, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND1(33, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND1(34, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND1(35, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND1(36, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND1(37, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND1(38, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND1(39, X11, X12, X13, X14, X15, X16, X17, X10) \
SHA512ROUND1(40, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND1(41, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND1(42, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND1(43, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND1(44, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND1(45, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND1(46, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND1(47, X11, X12, X13, X14, X15, X16, X17, X10) \
SHA512ROUND1(48, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND1(49, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND1(50, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND1(51, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND1(52, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND1(53, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND1(54, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND1(55, X11, X12, X13, X14, X15, X16, X17, X10) \
SHA512ROUND1(56, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND1(57, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND1(58, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND1(59, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND1(60, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND1(61, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND1(62, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND1(63, X11, X12, X13, X14, X15, X16, X17, X10) \
SHA512ROUND1(64, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND1(65, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND1(66, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND1(67, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND1(68, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND1(69, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND1(70, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND1(71, X11, X12, X13, X14, X15, X16, X17, X10) \
SHA512ROUND1(72, X10, X11, X12, X13, X14, X15, X16, X17) \
SHA512ROUND1(73, X17, X10, X11, X12, X13, X14, X15, X16) \
SHA512ROUND1(74, X16, X17, X10, X11, X12, X13, X14, X15) \
SHA512ROUND1(75, X15, X16, X17, X10, X11, X12, X13, X14) \
SHA512ROUND1(76, X14, X15, X16, X17, X10, X11, X12, X13) \
SHA512ROUND1(77, X13, X14, X15, X16, X17, X10, X11, X12) \
SHA512ROUND1(78, X12, X13, X14, X15, X16, X17, X10, X11) \
SHA512ROUND1(79, X11, X12, X13, X14, X15, X16, X17, X10)
// func blockRISCV64(dig *Digest, p []byte, hasZbb bool)
TEXT ·blockRISCV64(SB),0,$128-33
MOV p_base+8(FP), X29
MOV p_len+16(FP), X30
SRL $7, X30
@@ -159,6 +272,14 @@ TEXT ·block(SB),0,$128-32
ADD X29, X30, X28
BEQ X28, X29, end
AND $7, X29, X25
#ifndef hasZbb
MOVB hasZbb+32(FP), X5
SEQZ X5, X5
AND X5, X25
#endif
MOV $·_K(SB), X18 // const table
ADD $8, X2, X19 // message schedule
@@ -173,87 +294,15 @@ TEXT ·block(SB),0,$128-32
MOV (7*8)(X20), X17 // h = H7
loop:
SHA512ROUND0(0, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND0(1, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND0(2, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND0(3, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND0(4, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND0(5, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND0(6, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND0(7, X11, X12, X13, X14, X15, X16, X17, X10)
SHA512ROUND0(8, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND0(9, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND0(10, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND0(11, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND0(12, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND0(13, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND0(14, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND0(15, X11, X12, X13, X14, X15, X16, X17, X10)
BEQZ X25, aligned_zbb_load
SHA512ROUND0_0_15()
JMP block
SHA512ROUND1(16, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND1(17, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND1(18, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND1(19, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND1(20, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND1(21, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND1(22, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND1(23, X11, X12, X13, X14, X15, X16, X17, X10)
SHA512ROUND1(24, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND1(25, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND1(26, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND1(27, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND1(28, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND1(29, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND1(30, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND1(31, X11, X12, X13, X14, X15, X16, X17, X10)
SHA512ROUND1(32, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND1(33, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND1(34, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND1(35, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND1(36, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND1(37, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND1(38, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND1(39, X11, X12, X13, X14, X15, X16, X17, X10)
SHA512ROUND1(40, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND1(41, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND1(42, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND1(43, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND1(44, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND1(45, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND1(46, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND1(47, X11, X12, X13, X14, X15, X16, X17, X10)
SHA512ROUND1(48, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND1(49, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND1(50, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND1(51, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND1(52, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND1(53, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND1(54, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND1(55, X11, X12, X13, X14, X15, X16, X17, X10)
SHA512ROUND1(56, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND1(57, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND1(58, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND1(59, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND1(60, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND1(61, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND1(62, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND1(63, X11, X12, X13, X14, X15, X16, X17, X10)
SHA512ROUND1(64, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND1(65, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND1(66, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND1(67, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND1(68, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND1(69, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND1(70, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND1(71, X11, X12, X13, X14, X15, X16, X17, X10)
SHA512ROUND1(72, X10, X11, X12, X13, X14, X15, X16, X17)
SHA512ROUND1(73, X17, X10, X11, X12, X13, X14, X15, X16)
SHA512ROUND1(74, X16, X17, X10, X11, X12, X13, X14, X15)
SHA512ROUND1(75, X15, X16, X17, X10, X11, X12, X13, X14)
SHA512ROUND1(76, X14, X15, X16, X17, X10, X11, X12, X13)
SHA512ROUND1(77, X13, X14, X15, X16, X17, X10, X11, X12)
SHA512ROUND1(78, X12, X13, X14, X15, X16, X17, X10, X11)
SHA512ROUND1(79, X11, X12, X13, X14, X15, X16, X17, X10)
aligned_zbb_load:
SHA512ROUND0_0_15_ZBB()
block:
SHA512ROUND1_16_79()
MOV (0*8)(X20), X5
MOV (1*8)(X20), X6

3
src/crypto/internal/fips140deps/cpu/cpu.go
View File

@@ -27,7 +27,8 @@ var (
LOONG64HasLSX = cpu.Loong64.HasLSX
LOONG64HasLASX = cpu.Loong64.HasLASX
RISCV64HasV = cpu.RISCV64.HasV
RISCV64HasV = cpu.RISCV64.HasV
RISCV64HasZbb = cpu.RISCV64.HasZbb
S390XHasAES = cpu.S390X.HasAES
S390XHasAESCBC = cpu.S390X.HasAESCBC