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hash_avx2.s
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hash_avx2.s
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#include "textflag.h"
#define modify(n, op) \
VMOVUPS +n(AX), Y0 \
VMOVUPS +n(BX), Y1 \
op Y0, Y1, Y1 \
VMOVUPS Y1, +n(BX)
#define apply(op) \
modify(0, op) \
modify(32, op) \
modify(64, op) \
modify(96, op) \
modify(128, op) \
modify(160, op) \
modify(192, op) \
modify(224, op) \
modify(256, op) \
modify(288, op) \
modify(320, op) \
modify(352, op) \
modify(384, op) \
modify(416, op) \
modify(448, op) \
modify(480, op) \
modify(512, op) \
modify(544, op) \
modify(576, op) \
modify(608, op) \
modify(640, op) \
modify(672, op) \
modify(704, op) \
modify(736, op) \
modify(768, op) \
modify(800, op) \
modify(832, op) \
modify(864, op) \
modify(896, op) \
modify(928, op) \
modify(960, op) \
modify(992, op) \
modify(1024, op) \
modify(1056, op) \
modify(1088, op) \
modify(1120, op) \
modify(1152, op) \
modify(1184, op) \
modify(1216, op) \
modify(1248, op) \
modify(1280, op) \
modify(1312, op) \
modify(1344, op) \
modify(1376, op) \
modify(1408, op) \
modify(1440, op) \
modify(1472, op) \
modify(1504, op) \
modify(1536, op) \
modify(1568, op) \
modify(1600, op) \
modify(1632, op) \
modify(1664, op) \
modify(1696, op) \
modify(1728, op) \
modify(1760, op) \
modify(1792, op) \
modify(1824, op) \
modify(1856, op) \
modify(1888, op) \
modify(1920, op) \
modify(1952, op) \
modify(1984, op) \
modify(2016, op)
// func add16AVX2(a, b *[2048]byte)
TEXT ·add16AVX2(SB),NOSPLIT,$0
MOVQ a+0(FP), AX
MOVQ b+8(FP), BX
apply(VPADDW)
RET
// func sub16AVX2(a, b *[2048]byte)
TEXT ·sub16AVX2(SB),NOSPLIT,$0
MOVQ a+0(FP), AX
MOVQ b+8(FP), BX
apply(VPSUBW)
RET
// func add16AVX2(a, b *[2048]byte)
TEXT ·add32AVX2(SB),NOSPLIT,$0
MOVQ a+0(FP), AX
MOVQ b+8(FP), BX
apply(VPADDD)
RET
// func sub16AVX2(a, b *[2048]byte)
TEXT ·sub32AVX2(SB),NOSPLIT,$0
MOVQ a+0(FP), AX
MOVQ b+8(FP), BX
apply(VPSUBD)
RET