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Update asm_arm64.s

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Sun Yimin 2021-12-31 14:02:17 +08:00 committed by GitHub
parent 20667a4588
commit fd73da7efc
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 12 deletions
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18
sm4/asm_arm64.s
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@ -157,7 +157,7 @@ TEXT ·expandKeyAsm(SB),NOSPLIT,$0
ADD $124, R11
VEOR ZERO.B16, ZERO.B16, ZERO.B16
loop:
ksLoop:
MOVW.P 4(R9), R19
VMOV R19, x.S[0]
VEOR t1.B16, x.B16, x.B16
@ -204,9 +204,7 @@ loop:
ADD $16, R0
CMP $128, R0
BNE loop
expand_end:
BNE ksLoop
RET
// func encryptBlocksAsm(xk *uint32, dst, src *byte)
@ -256,7 +254,7 @@ TEXT ·encryptBlocksAsm(SB),NOSPLIT,$0
EOR R0, R0
loop:
encryptBlocksLoop:
MOVW.P 4(R8), R19
VMOV R19, x.S[0]
VMOV R19, x.S[1]
@ -304,7 +302,7 @@ loop:
ADD $16, R0
CMP $128, R0
BNE loop
BNE encryptBlocksLoop
VTBL FLIP_MASK.B16, [t0.B16], t0.B16
VTBL FLIP_MASK.B16, [t1.B16], t1.B16
@ -334,8 +332,6 @@ loop:
VMOV t1.S[3], V8.S[2]
VMOV t0.S[3], V8.S[3]
VST1 [V8.B16], (R9)
done_sm4:
RET
@ -362,7 +358,7 @@ TEXT ·encryptBlockAsm(SB),NOSPLIT,$0
VMOV R1, FLIP_MASK.D[1]
EOR R0, R0
loop:
encryptBlockLoop:
MOVW.P 4(R8), R19
VMOV R19, x.S[0]
VMOV R19, x.S[1]
@ -409,7 +405,7 @@ loop:
ADD $16, R0
CMP $128, R0
BNE loop
BNE encryptBlockLoop
VTBL FLIP_MASK.B16, [t0.B16], t0.B16
VTBL FLIP_MASK.B16, [t1.B16], t1.B16
@ -421,6 +417,4 @@ loop:
VMOV t1.S[0], V8.S[2]
VMOV t0.S[0], V8.S[3]
VST1 [V8.B16], (R9)
done_sm4:
RET