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Updated version of klauspost/reedsolomon with NEON support for ARM (#4865)

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Frank Wessels
2017-08-30 09:49:00 -07:00
committed by Dee Koder
parent 6dca044ea8
commit 93f126364e
10 changed files with 1143 additions and 15 deletions
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22
vendor/github.com/klauspost/reedsolomon/galois_amd64.s generated vendored
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@@ -162,3 +162,25 @@ done_avx2:
BYTE $0xc5; BYTE $0xf8; BYTE $0x77 // VZEROUPPER
RET
// func sSE2XorSlice(in, out []byte)
TEXT ·sSE2XorSlice(SB), 7, $0
MOVQ in+0(FP), SI // SI: &in
MOVQ in_len+8(FP), R9 // R9: len(in)
MOVQ out+24(FP), DX // DX: &out
SHRQ $4, R9 // len(in) / 16
CMPQ R9, $0
JEQ done_xor_sse2
loopback_xor_sse2:
MOVOU (SI), X0 // in[x]
MOVOU (DX), X1 // out[x]
PXOR X0, X1
MOVOU X1, (DX)
ADDQ $16, SI // in+=16
ADDQ $16, DX // out+=16
SUBQ $1, R9
JNZ loopback_xor_sse2
done_xor_sse2:
RET