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refactoring

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This commit is contained in:
emmansun 2022-01-01 21:59:42 +08:00
parent c0fca30844
commit 34ac1d6681
3 changed files with 41 additions and 157 deletions
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15
sm4/arm64_verify.s
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@ -1,15 +0,0 @@
#include "textflag.h"
// func tblAsm(in, imm, out *byte)
TEXT ·tblAsm(SB),NOSPLIT,$0
MOVD in+0(FP), R8
MOVD imm+8(FP), R9
MOVD out+16(FP), R10
VLD1 (R8), [V0.B16]
VLD1 (R9), [V1.B16]
VTBL V1.B16, [V0.B16], V2.B16
VST1 [V2.B16], (R10)
RET

25
sm4/arm64_verify_test.go
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@ -1,25 +0,0 @@
//go:build arm64
// +build arm64
package sm4
import (
"reflect"
"testing"
)
//go:noescape
func tblAsm(in, imm, out *byte)
func TestTblAsm(t *testing.T) {
in := []byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}
imm := []byte{15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0}
out := make([]byte, 16)
tblAsm(&in[0], &imm[0], &out[0])
if !reflect.DeepEqual(out, imm) {
t.Errorf("expected=%v, result=%v\n", imm, out)
}
imm = []byte{0, 7, 2, 3}
}

158
sm4/asm_arm64.s
View File

@ -114,6 +114,44 @@ GLOBL fk_mask<>(SB), (NOPTR+RODATA), $16
VEOR XTMP7.B16, y.B16, y.B16; \ VEOR XTMP7.B16, y.B16, y.B16; \
VEOR x.B16, y.B16, x.B16 VEOR x.B16, y.B16, x.B16
#define load_global_data_1() \
LDP flip_mask<>(SB), (R0, R1) \
VMOV R0, FLIP_MASK.D[0] \
VMOV R1, FLIP_MASK.D[1] \
LDP nibble_mask<>(SB), (R0, R1) \
VMOV R0, NIBBLE_MASK.D[0] \
VMOV R1, NIBBLE_MASK.D[1] \
LDP m1_low<>(SB), (R0, R1) \
VMOV R0, M1L.D[0] \
VMOV R1, M1L.D[1] \
LDP m1_high<>(SB), (R0, R1) \
VMOV R0, M1H.D[0] \
VMOV R1, M1H.D[1] \
LDP m2_low<>(SB), (R0, R1) \
VMOV R0, M2L.D[0] \
VMOV R1, M2L.D[1] \
LDP m2_high<>(SB), (R0, R1) \
VMOV R0, M2H.D[0] \
VMOV R1, M2H.D[1] \
LDP fk_mask<>(SB), (R0, R1) \
VMOV R0, FK_MASK.D[0] \
VMOV R1, FK_MASK.D[1] \
LDP inverse_shift_rows<>(SB), (R0, R1) \
VMOV R0, INVERSE_SHIFT_ROWS.D[0] \
VMOV R1, INVERSE_SHIFT_ROWS.D[1]
#define load_global_data_2() \
load_global_data_1() \
LDP r08_mask<>(SB), (R0, R1) \
VMOV R0, R08_MASK.D[0] \
VMOV R1, R08_MASK.D[1] \
LDP r16_mask<>(SB), (R0, R1) \
VMOV R0, R16_MASK.D[0] \
VMOV R1, R16_MASK.D[1] \
LDP r24_mask<>(SB), (R0, R1) \
VMOV R0, R24_MASK.D[0] \
VMOV R1, R24_MASK.D[1]
// func expandKeyAsm(key *byte, ck, enc, dec *uint32) // func expandKeyAsm(key *byte, ck, enc, dec *uint32)
TEXT ·expandKeyAsm(SB),NOSPLIT,$0 TEXT ·expandKeyAsm(SB),NOSPLIT,$0
MOVD key+0(FP), R8 MOVD key+0(FP), R8
@ -121,37 +159,7 @@ TEXT ·expandKeyAsm(SB),NOSPLIT,$0
MOVD enc+16(FP), R10 MOVD enc+16(FP), R10
MOVD dec+24(FP), R11 MOVD dec+24(FP), R11
LDP flip_mask<>(SB), (R0, R1) load_global_data_1()
VMOV R0, FLIP_MASK.D[0]
VMOV R1, FLIP_MASK.D[1]
LDP nibble_mask<>(SB), (R0, R1)
VMOV R0, NIBBLE_MASK.D[0]
VMOV R1, NIBBLE_MASK.D[1]
LDP m1_low<>(SB), (R0, R1)
VMOV R0, M1L.D[0]
VMOV R1, M1L.D[1]
LDP m1_high<>(SB), (R0, R1)
VMOV R0, M1H.D[0]
VMOV R1, M1H.D[1]
LDP m2_low<>(SB), (R0, R1)
VMOV R0, M2L.D[0]
VMOV R1, M2L.D[1]
LDP m2_high<>(SB), (R0, R1)
VMOV R0, M2H.D[0]
VMOV R1, M2H.D[1]
LDP fk_mask<>(SB), (R0, R1)
VMOV R0, FK_MASK.D[0]
VMOV R1, FK_MASK.D[1]
LDP inverse_shift_rows<>(SB), (R0, R1)
VMOV R0, INVERSE_SHIFT_ROWS.D[0]
VMOV R1, INVERSE_SHIFT_ROWS.D[1]
VLD1 (R8), [t0.B16] VLD1 (R8), [t0.B16]
VTBL FLIP_MASK.B16, [t0.B16], t0.B16 VTBL FLIP_MASK.B16, [t0.B16], t0.B16
@ -249,49 +257,7 @@ TEXT ·encryptBlocksAsm(SB),NOSPLIT,$0
VMOV R21, t2.S[3] VMOV R21, t2.S[3]
VMOV R22, t3.S[3] VMOV R22, t3.S[3]
LDP flip_mask<>(SB), (R0, R1) load_global_data_2()
VMOV R0, FLIP_MASK.D[0]
VMOV R1, FLIP_MASK.D[1]
LDP nibble_mask<>(SB), (R0, R1)
VMOV R0, NIBBLE_MASK.D[0]
VMOV R1, NIBBLE_MASK.D[1]
LDP m1_low<>(SB), (R0, R1)
VMOV R0, M1L.D[0]
VMOV R1, M1L.D[1]
LDP m1_high<>(SB), (R0, R1)
VMOV R0, M1H.D[0]
VMOV R1, M1H.D[1]
LDP m2_low<>(SB), (R0, R1)
VMOV R0, M2L.D[0]
VMOV R1, M2L.D[1]
LDP m2_high<>(SB), (R0, R1)
VMOV R0, M2H.D[0]
VMOV R1, M2H.D[1]
LDP fk_mask<>(SB), (R0, R1)
VMOV R0, FK_MASK.D[0]
VMOV R1, FK_MASK.D[1]
LDP inverse_shift_rows<>(SB), (R0, R1)
VMOV R0, INVERSE_SHIFT_ROWS.D[0]
VMOV R1, INVERSE_SHIFT_ROWS.D[1]
LDP r08_mask<>(SB), (R0, R1)
VMOV R0, R08_MASK.D[0]
VMOV R1, R08_MASK.D[1]
LDP r16_mask<>(SB), (R0, R1)
VMOV R0, R16_MASK.D[0]
VMOV R1, R16_MASK.D[1]
LDP r24_mask<>(SB), (R0, R1)
VMOV R0, R24_MASK.D[0]
VMOV R1, R24_MASK.D[1]
VTBL FLIP_MASK.B16, [t0.B16], t0.B16 VTBL FLIP_MASK.B16, [t0.B16], t0.B16
VTBL FLIP_MASK.B16, [t1.B16], t1.B16 VTBL FLIP_MASK.B16, [t1.B16], t1.B16
@ -399,49 +365,7 @@ TEXT ·encryptBlockAsm(SB),NOSPLIT,$0
VMOV R21, t2.S[0] VMOV R21, t2.S[0]
VMOV R22, t3.S[0] VMOV R22, t3.S[0]
LDP flip_mask<>(SB), (R0, R1) load_global_data_2()
VMOV R0, FLIP_MASK.D[0]
VMOV R1, FLIP_MASK.D[1]
LDP nibble_mask<>(SB), (R0, R1)
VMOV R0, NIBBLE_MASK.D[0]
VMOV R1, NIBBLE_MASK.D[1]
LDP m1_low<>(SB), (R0, R1)
VMOV R0, M1L.D[0]
VMOV R1, M1L.D[1]
LDP m1_high<>(SB), (R0, R1)
VMOV R0, M1H.D[0]
VMOV R1, M1H.D[1]
LDP m2_low<>(SB), (R0, R1)
VMOV R0, M2L.D[0]
VMOV R1, M2L.D[1]
LDP m2_high<>(SB), (R0, R1)
VMOV R0, M2H.D[0]
VMOV R1, M2H.D[1]
LDP fk_mask<>(SB), (R0, R1)
VMOV R0, FK_MASK.D[0]
VMOV R1, FK_MASK.D[1]
LDP inverse_shift_rows<>(SB), (R0, R1)
VMOV R0, INVERSE_SHIFT_ROWS.D[0]
VMOV R1, INVERSE_SHIFT_ROWS.D[1]
LDP r08_mask<>(SB), (R0, R1)
VMOV R0, R08_MASK.D[0]
VMOV R1, R08_MASK.D[1]
LDP r16_mask<>(SB), (R0, R1)
VMOV R0, R16_MASK.D[0]
VMOV R1, R16_MASK.D[1]
LDP r24_mask<>(SB), (R0, R1)
VMOV R0, R24_MASK.D[0]
VMOV R1, R24_MASK.D[1]
VEOR ZERO.B16, ZERO.B16, ZERO.B16 VEOR ZERO.B16, ZERO.B16, ZERO.B16
EOR R0, R0 EOR R0, R0