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Update asm_arm64.s

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Sun Yimin 2022-01-01 17:18:50 +08:00 committed by GitHub
parent c0d6e73eaf
commit 37c24a57af
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1 changed files with 1 additions and 31 deletions
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sm4/asm_arm64.s
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@ -32,8 +32,6 @@ DATA nibble_mask<>+0x08(SB)/8, $0x0F0F0F0F0F0F0F0F
GLOBL nibble_mask<>(SB), (NOPTR+RODATA), $16
// inverse shift rows
//DATA inverse_shift_rows<>+0x00(SB)/8, $0x0B0E0104070A0D00
//DATA inverse_shift_rows<>+0x08(SB)/8, $0x0306090C0F020508
DATA inverse_shift_rows<>+0x00(SB)/8, $0x0106050403020700
DATA inverse_shift_rows<>+0x08(SB)/8, $0x0F0E0D0C0B0A0908
GLOBL inverse_shift_rows<>(SB), (NOPTR+RODATA), $16
@ -167,9 +165,6 @@ TEXT ·expandKeyAsm(SB),NOSPLIT,$0
VLD1 (R8), [t0.B16];
VTBL FLIP_MASK.B16, [t0.B16], t0.B16
VEOR t0.B16, FK_MASK.B16, t0.B16
VEOR t1.B16, t1.B16, t1.B16
VEOR t2.B16, t2.B16, t2.B16
VEOR t3.B16, t3.B16, t3.B16
VMOV t0.S[1], t1.S[0]
VMOV t0.S[2], t2.S[0]
VMOV t0.S[3], t3.S[0]
@ -178,31 +173,6 @@ TEXT ·expandKeyAsm(SB),NOSPLIT,$0
ADD $124, R11
VEOR ZERO.B16, ZERO.B16, ZERO.B16
MOVW.P 4(R9), R19
VEOR x.B16, x.B16, x.B16
VMOV R19, x.S[0]
VEOR t1.B16, x.B16, x.B16
VEOR t2.B16, x.B16, x.B16
VEOR t3.B16, x.B16, x.B16
VAND x.B16, NIBBLE_MASK.B16, XTMP7.B16
VTBL XTMP7.B16, [M1L.B16], y.B16
VUSHR $4, x.D2, x.D2
VAND x.B16, NIBBLE_MASK.B16, XTMP7.B16
VTBL XTMP7.B16, [M1H.B16], XTMP7.B16
VEOR y.B16, XTMP7.B16, x.B16
VTBL INVERSE_SHIFT_ROWS.B16, [x.B16], x.B16
//VEOR x.B16, t0.B16, t0.B16
VMOV t0.S[0], R2
MOVW.P R2, 4(R10)
VMOV x.S[0], R2
MOVW.P R2, 4(R10)
VMOV y.S[0], R2
MOVW.P R2, 4(R10)
VMOV t3.S[0], R2
MOVW.P R2, 4(R10)
/*
ksLoop:
MOVW.P 4(R9), R19
VMOV R19, x.S[0]
@ -251,7 +221,7 @@ ksLoop:
ADD $16, R0
CMP $128, R0
BNE ksLoop
*/
RET
// func encryptBlocksAsm(xk *uint32, dst, src *byte)