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add sm4 asm fuzzy test

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This commit is contained in:
Emman 2021-12-29 17:46:18 +08:00
parent 520b70b2b1
commit e9e3c665aa
3 changed files with 51 additions and 6 deletions
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8
sm3/sm3block_amd64.s
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@ -1052,10 +1052,10 @@ avx2_loop0: // at each iteration works with one block (512 bit)
VPSHUFB BYTE_FLIP_MASK, XTMP3, XTMP3
// Transpose data into high/low parts
VPERM2I128 $0x20, XTMP2, XTMP0, XDWORD0 // w3, w2, w1, w0
VPERM2I128 $0x31, XTMP2, XTMP0, XDWORD1 // w7, w6, w5, w4
VPERM2I128 $0x20, XTMP3, XTMP1, XDWORD2 // w11, w10, w9, w8
VPERM2I128 $0x31, XTMP3, XTMP1, XDWORD3 // w15, w14, w13, w12
VPERM2I128 $0x20, XTMP2, XTMP0, XDWORD0 // w19, w18, w17, w16; w3, w2, w1, w0
VPERM2I128 $0x31, XTMP2, XTMP0, XDWORD1 // w23, w22, w21, w20; w7, w6, w5, w4
VPERM2I128 $0x20, XTMP3, XTMP1, XDWORD2 // w27, w26, w25, w24; w11, w10, w9, w8
VPERM2I128 $0x31, XTMP3, XTMP1, XDWORD3 // w31, w30, w29, w28; w15, w14, w13, w12
avx2_last_block_enter:
ADDQ $64, INP

4
sm4/asm_amd64.s
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@ -113,11 +113,11 @@ GLOBL fk_mask<>(SB), RODATA, $16
MOVOU x, XTMP6; \
PSLLL $13, XTMP6; \
PSRLL $19, y; \
PXOR XTMP6, y; \ //y = X roll 13
POR XTMP6, y; \ //y = X roll 13
PSLLL $10, XTMP6; \
MOVOU x, XTMP7; \
PSRLL $9, XTMP7; \
PXOR XTMP6, XTMP7; \ //XTMP7 = x roll 23
POR XTMP6, XTMP7; \ //XTMP7 = x roll 23
PXOR XTMP7, y; \
PXOR y, x

45
sm4/cipher_asm_fuzzy_test.go Normal file
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@ -0,0 +1,45 @@
//go:build amd64
// +build amd64
package sm4
import (
"crypto/rand"
"io"
"reflect"
"testing"
"time"
)
func TestExpandKey(t *testing.T) {
key := make([]byte, 16)
encRes1 := make([]uint32, 32)
decRes1 := make([]uint32, 32)
encRes2 := make([]uint32, 32)
decRes2 := make([]uint32, 32)
var timeout *time.Timer
if testing.Short() {
timeout = time.NewTimer(10 * time.Millisecond)
} else {
timeout = time.NewTimer(2 * time.Second)
}
for {
select {
case <-timeout.C:
return
default:
}
io.ReadFull(rand.Reader, key)
expandKeyGo(key, encRes1, decRes1)
expandKeyAsm(&key[0], &ck[0], &encRes2[0], &decRes2[0])
if !reflect.DeepEqual(encRes1, encRes2) {
t.Fatalf("expected=%v, result=%v\n", encRes1, encRes2)
}
if !reflect.DeepEqual(decRes1, decRes2) {
t.Fatalf("expected=%v, result=%v\n", encRes1, encRes2)
}
}
}