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[SM4] align tab

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Emman 2022-01-12 16:40:19 +08:00
parent e0d9d44154
commit c04833a236
1 changed files with 39 additions and 38 deletions
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77
sm4/gcm_arm64.s
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@ -107,76 +107,77 @@ TEXT ·gcmSm4Finish(SB),NOSPLIT,$0
#undef dlen
#define SM4_SBOX(x, y, z, z1, z2) \
VMOV $0x0F0F0F0F0F0F0F0F, z1.D2; \ // nibble mask
VAND x.B16, z1.B16, z2.B16; \
MOVD $0x0F0F0F0F0F0F0F0F, R19; \
VMOV R19, z1.D2; \ // nibble mask
VAND x.B16, z1.B16, z2.B16; \
MOVD $0x9197E2E474720701, R19; \
VMOV R19, z.D[0]; \
MOVD $0xC7C1B4B222245157, R19; \
VMOV R19, z.D[1]; \ // m1 low
VTBL z2.B16, [z.B16], y.B16; \
VUSHR $4, x.D2, x.D2; \
VAND x.B16, z1.B16, z2.B16; \
VTBL z2.B16, [z.B16], y.B16; \
VUSHR $4, x.D2, x.D2; \
VAND x.B16, z1.B16, z2.B16; \
MOVD $0xE240AB09EB49A200, R19; \
VMOV R19, z.D[0]; \
MOVD $0xF052B91BF95BB012, R19; \
VMOV R19, z.D[1]; \ // m1 high
VTBL z2.B16, [z.B16], z2.B16; \
VEOR y.B16, z2.B16, x.B16; \
VTBL z2.B16, [z.B16], z2.B16; \
VEOR y.B16, z2.B16, x.B16; \
MOVD $0x0B0E0104070A0D00, R19; \
VMOV R19, z.D[0]; \
MOVD $0x0306090C0F020508, R19; \
VMOV R19, z.D[1]; \ // inverse shift row
VTBL z.B16, [x.B16], x.B16; \
AESE ZERO.B16, x.B16; \
VAND x.B16, z1.B16, z2.B16; \
VTBL z.B16, [x.B16], x.B16; \
AESE ZERO.B16, x.B16; \
VAND x.B16, z1.B16, z2.B16; \
MOVD $0x5B67F2CEA19D0834, R19; \
VMOV R19, z.D[0]; \
MOVD $0xEDD14478172BBE82, R19; \
VMOV R19, z.D[1]; \ // m2 low
VTBL z2.B16, [z.B16], y.B16; \
VUSHR $4, x.D2, x.D2; \
VAND x.B16, z1.B16, z2.B16; \
VTBL z2.B16, [z.B16], y.B16; \
VUSHR $4, x.D2, x.D2; \
VAND x.B16, z1.B16, z2.B16; \
MOVD $0xAE7201DD73AFDC00, R19; \
VMOV R19, z.D[0]; \
MOVD $0x11CDBE62CC1063BF, R19; \
VMOV R19, z.D[1]; \ // m2 high
VTBL z2.B16, [z.B16], z2.B16; \
VEOR y.B16, z2.B16, x.B16
VTBL z2.B16, [z.B16], z2.B16; \
VEOR y.B16, z2.B16, x.B16
#define SM4_TAO_L1(x, y, z, z1, z2) \
SM4_SBOX(x, y, z, z1, z2); \
; \
SM4_SBOX(x, y, z, z1, z2); \
; \
MOVD $0x0605040702010003, R19; \
VMOV R19, z.D[0]; \
MOVD $0x0E0D0C0F0A09080B, R19; \
VMOV R19, z.D[1]; \ // r08 mask
VTBL z.B16, [x.B16], y.B16; \
VEOR y.B16, x.B16, y.B16; \
VTBL z.B16, [x.B16], y.B16; \
VEOR y.B16, x.B16, y.B16; \
MOVD $0x0504070601000302, R19; \
VMOV R19, z.D[0]; \
MOVD $0x0D0C0F0E09080B0A, R19; \
VMOV R19, z.D[1]; \ // r16 mask
VTBL z.B16, [x.B16], z.B16; \
VEOR z.B16, y.B16, y.B16; \
VSHL $2, y.S4, z.S4; \
VUSHR $30, y.S4, y.S4; \
VORR y.B16, z.B16, y.B16; \
VTBL z.B16, [x.B16], z.B16; \
VEOR z.B16, y.B16, y.B16; \
VSHL $2, y.S4, z.S4; \
VUSHR $30, y.S4, y.S4; \
VORR y.B16, z.B16, y.B16; \
MOVD $0x0407060500030201, R19; \
VMOV R19, z.D[0]; \
MOVD $0x0C0F0E0D080B0A09, R19; \
VMOV R19, z.D[1]; \ // r24 mask
VTBL z.B16, [x.B16], z.B16; \
VEOR z.B16, x.B16, x.B16; \
VEOR y.B16, x.B16, x.B16
VTBL z.B16, [x.B16], z.B16; \
VEOR z.B16, x.B16, x.B16; \
VEOR y.B16, x.B16, x.B16
#define SM4_ROUND(RK, x, y, z, z1, z2, t0, t1, t2, t3) \
MOVW.P 4(RK), R19; \
VMOV R19, x.S4; \
VEOR t1.B16, x.B16, x.B16; \
VEOR t2.B16, x.B16, x.B16; \
VEOR t3.B16, x.B16, x.B16; \
SM4_TAO_L1(x, y, z, z1, z2); \
VEOR x.B16, t0.B16, t0.B16
MOVW.P 4(RK), R19; \
VMOV R19, x.S4; \
VEOR t1.B16, x.B16, x.B16; \
VEOR t2.B16, x.B16, x.B16; \
VEOR t3.B16, x.B16, x.B16; \
SM4_TAO_L1(x, y, z, z1, z2); \
VEOR x.B16, t0.B16, t0.B16
// func gcmSm4Init(productTable *[256]byte, rk []uint32)
TEXT ·gcmSm4Init(SB),NOSPLIT,$0
@ -194,7 +195,7 @@ TEXT ·gcmSm4Init(SB),NOSPLIT,$0
VMOV I, POLY.D[1]
VEOR ZERO.B16, ZERO.B16, ZERO.B16
// Encrypt block 0 with the SM4 keys to generate the hash key H
// Encrypt block 0 with the SM4 keys to generate the hash key H
VEOR B0.B16, B0.B16, B0.B16
VEOR B1.B16, B1.B16, B1.B16
VEOR B2.B16, B2.B16, B2.B16
@ -207,9 +208,9 @@ sm4InitEncLoop:
SM4_ROUND(RK, K0, K1, K2, K3, K4, B2, B3, B0, B1)
SM4_ROUND(RK, K0, K1, K2, K3, K4, B3, B0, B1, B2)
ADD $16, R3
CMP $128, R3
BNE sm4InitEncLoop
ADD $16, R3
CMP $128, R3
BNE sm4InitEncLoop
VMOV B1.S[0], B0.S[1]
VMOV B2.S[0], B0.S[2]