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sm3: arm64 sm3ni change slice to array

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Sun Yimin 2024-11-14 08:40:53 +08:00 committed by GitHub
parent dee08a50f3
commit 34a6ad2fc0
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GPG Key ID: B5690EEEBB952194
2 changed files with 5 additions and 5 deletions
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6
sm3/sm3block_arm64.go
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@ -9,7 +9,7 @@ import (
var useSM3NI = cpu.ARM64.HasSM3 && os.Getenv("DISABLE_SM3NI") != "1" var useSM3NI = cpu.ARM64.HasSM3 && os.Getenv("DISABLE_SM3NI") != "1"
var t = []uint32{ var t = [...]uint32{
0x79cc4519, 0x79cc4519,
0x9d8a7a87, 0x9d8a7a87,
} }
@ -18,13 +18,13 @@ var t = []uint32{
func blockARM64(dig *digest, p []byte) func blockARM64(dig *digest, p []byte)
//go:noescape //go:noescape
func blockSM3NI(h []uint32, p []byte, t []uint32) func blockSM3NI(h []uint32, p []byte, t *uint32)
func block(dig *digest, p []byte) { func block(dig *digest, p []byte) {
if !useSM3NI { if !useSM3NI {
blockARM64(dig, p) blockARM64(dig, p)
} else { } else {
h := dig.h[:] h := dig.h[:]
blockSM3NI(h, p, t) blockSM3NI(h, p, &t[0])
} }
} }

4
sm3/sm3blockni_arm64.s
View File

@ -3,12 +3,12 @@
#include "textflag.h" #include "textflag.h"
// func blockSM3NI(h []uint32, p []byte, t []uint32) // func blockSM3NI(h []uint32, p []byte, t *uint32)
TEXT ·blockSM3NI(SB), 0, $0 TEXT ·blockSM3NI(SB), 0, $0
MOVD h_base+0(FP), R0 // Hash value first address MOVD h_base+0(FP), R0 // Hash value first address
MOVD p_base+24(FP), R1 // message first address MOVD p_base+24(FP), R1 // message first address
MOVD p_len+32(FP), R3 // message length MOVD p_len+32(FP), R3 // message length
MOVD t_base+48(FP), R2 // t constants first address MOVD t+48(FP), R2 // t constants first address
VLD1 (R0), [V8.S4, V9.S4] // load h(a,b,c,d,e,f,g,h) VLD1 (R0), [V8.S4, V9.S4] // load h(a,b,c,d,e,f,g,h)
VREV64 V8.S4, V8.S4 VREV64 V8.S4, V8.S4