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arm64: sm4/zuc reduce VAND

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Sun Yimin 2024-11-07 17:03:56 +08:00 committed by GitHub
parent 6e84600b31
commit 1924799006
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GPG Key ID: B5690EEEBB952194
2 changed files with 2 additions and 4 deletions
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3
sm4/aesni_macros_arm64.s
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@ -83,8 +83,7 @@ GLOBL fk_mask<>(SB), (16+8), $16
#define AFFINE_TRANSFORM(L, H, x, y, z) \
VAND x.B16, NIBBLE_MASK.B16, z.B16; \
VTBL z.B16, [L.B16], y.B16; \
VUSHR $4, x.D2, x.D2; \
VAND x.B16, NIBBLE_MASK.B16, z.B16; \
VUSHR $4, x.B16, z.B16; \
VTBL z.B16, [H.B16], z.B16; \
VEOR y.B16, z.B16, x.B16

3
zuc/asm_arm64.s
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@ -122,8 +122,7 @@ GLOBL mask_S01<>(SB), RODATA, $32
#define AFFINE_TRANSFORM(L, H, x, y, z) \
VAND x.B16, NIBBLE_MASK.B16, z.B16; \
VTBL z.B16, [L.B16], y.B16; \
VUSHR $4, x.D2, x.D2; \
VAND x.B16, NIBBLE_MASK.B16, z.B16; \
VUSHR $4, x.B16, z.B16; \
VTBL z.B16, [H.B16], z.B16; \
VEOR y.B16, z.B16, x.B16