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20 lines
449 B
ArmAsm
20 lines
449 B
ArmAsm
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// Code generated by command: go run asm.go -out match.s -stubs match_amd64.go. DO NOT EDIT.
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//go:build amd64
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#include "textflag.h"
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// func MatchMetadata(metadata *[16]int8, hash int8) uint16
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// Requires: SSE2, SSSE3
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TEXT ·MatchMetadata(SB), NOSPLIT, $0-18
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MOVQ metadata+0(FP), AX
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MOVBLSX hash+8(FP), CX
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MOVD CX, X0
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PXOR X1, X1
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PSHUFB X1, X0
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MOVOU (AX), X1
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PCMPEQB X1, X0
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PMOVMSKB X0, AX
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MOVW AX, ret+16(FP)
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RET
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