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9e0fd0c4ef
frp/vendor/github.com/templexxx/xor/sse2_amd64.s
fatedier 9e0fd0c4ef add packages
2017-10-25 02:29:04 +08:00

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#include "textflag.h"
// addr of mem
#define DST BX
#define SRC SI
#define SRC0 TMP4
#define SRC1 TMP5
// loop args
// num of vect
#define VECT CX
#define LEN DX
// pos of matrix
#define POS R8
// tmp store
// num of vect or ...
#define TMP1 R9
// pos of matrix or ...
#define TMP2 R10
// store addr of data/parity or ...
#define TMP3 R11
#define TMP4 R12
#define TMP5 R13
#define TMP6 R14
// func bytesSrc0(dst, src0, src1 []byte)
TEXT ·xorSrc0(SB), NOSPLIT, $0
MOVQ len+32(FP), LEN
CMPQ LEN, $0
JE ret
MOVQ dst+0(FP), DST
MOVQ src0+24(FP), SRC0
MOVQ src1+48(FP), SRC1
TESTQ $15, LEN
JNZ not_aligned
aligned:
MOVQ $0, POS
loop16b:
MOVOU (SRC0)(POS*1), X0
XORPD (SRC1)(POS*1), X0
MOVOU X0, (DST)(POS*1)
ADDQ $16, POS
CMPQ LEN, POS
JNE loop16b
RET
loop_1b:
MOVB -1(SRC0)(LEN*1), TMP1
MOVB -1(SRC1)(LEN*1), TMP2
XORB TMP1, TMP2
MOVB TMP2, -1(DST)(LEN*1)
SUBQ $1, LEN
TESTQ $7, LEN
JNZ loop_1b
CMPQ LEN, $0
JE ret
TESTQ $15, LEN
JZ aligned
not_aligned:
TESTQ $7, LEN
JNE loop_1b
MOVQ LEN, TMP1
ANDQ $15, TMP1
loop_8b:
MOVQ -8(SRC0)(LEN*1), TMP2
MOVQ -8(SRC1)(LEN*1), TMP3
XORQ TMP2, TMP3
MOVQ TMP3, -8(DST)(LEN*1)
SUBQ $8, LEN
SUBQ $8, TMP1
JG loop_8b
CMPQ LEN, $16
JGE aligned
RET
ret:
RET
// func bytesSrc1(dst, src0, src1 []byte)
TEXT ·xorSrc1(SB), NOSPLIT, $0
MOVQ len+56(FP), LEN
CMPQ LEN, $0
JE ret
MOVQ dst+0(FP), DST
MOVQ src0+24(FP), SRC0
MOVQ src1+48(FP), SRC1
TESTQ $15, LEN
JNZ not_aligned
aligned:
MOVQ $0, POS
loop16b:
MOVOU (SRC0)(POS*1), X0
XORPD (SRC1)(POS*1), X0
MOVOU X0, (DST)(POS*1)
ADDQ $16, POS
CMPQ LEN, POS
JNE loop16b
RET
loop_1b:
MOVB -1(SRC0)(LEN*1), TMP1
MOVB -1(SRC1)(LEN*1), TMP2
XORB TMP1, TMP2
MOVB TMP2, -1(DST)(LEN*1)
SUBQ $1, LEN
TESTQ $7, LEN
JNZ loop_1b
CMPQ LEN, $0
JE ret
TESTQ $15, LEN
JZ aligned
not_aligned:
TESTQ $7, LEN
JNE loop_1b
MOVQ LEN, TMP1
ANDQ $15, TMP1
loop_8b:
MOVQ -8(SRC0)(LEN*1), TMP2
MOVQ -8(SRC1)(LEN*1), TMP3
XORQ TMP2, TMP3
MOVQ TMP3, -8(DST)(LEN*1)
SUBQ $8, LEN
SUBQ $8, TMP1
JG loop_8b
CMPQ LEN, $16
JGE aligned
RET
ret:
RET
// func bytesSSE2mini(dst, src0, src1 []byte, size int)
TEXT ·bytesSSE2mini(SB), NOSPLIT, $0
MOVQ len+72(FP), LEN
CMPQ LEN, $0
JE ret
MOVQ dst+0(FP), DST
MOVQ src0+24(FP), SRC0
MOVQ src1+48(FP), SRC1
TESTQ $15, LEN
JNZ not_aligned
aligned:
MOVQ $0, POS
loop16b:
MOVOU (SRC0)(POS*1), X0
XORPD (SRC1)(POS*1), X0
// MOVOU (SRC1)(POS*1), X4
// PXOR X4, X0
MOVOU X0, (DST)(POS*1)
ADDQ $16, POS
CMPQ LEN, POS
JNE loop16b
RET
loop_1b:
MOVB -1(SRC0)(LEN*1), TMP1
MOVB -1(SRC1)(LEN*1), TMP2
XORB TMP1, TMP2
MOVB TMP2, -1(DST)(LEN*1)
SUBQ $1, LEN
TESTQ $7, LEN
JNZ loop_1b
CMPQ LEN, $0
JE ret
TESTQ $15, LEN
JZ aligned
not_aligned:
TESTQ $7, LEN
JNE loop_1b
MOVQ LEN, TMP1
ANDQ $15, TMP1
loop_8b:
MOVQ -8(SRC0)(LEN*1), TMP2
MOVQ -8(SRC1)(LEN*1), TMP3
XORQ TMP2, TMP3
MOVQ TMP3, -8(DST)(LEN*1)
SUBQ $8, LEN
SUBQ $8, TMP1
JG loop_8b
CMPQ LEN, $16
JGE aligned
RET
ret:
RET
// func bytesSSE2small(dst, src0, src1 []byte, size int)
TEXT ·bytesSSE2small(SB), NOSPLIT, $0
MOVQ len+72(FP), LEN
CMPQ LEN, $0
JE ret
MOVQ dst+0(FP), DST
MOVQ src0+24(FP), SRC0
MOVQ src1+48(FP), SRC1
TESTQ $63, LEN
JNZ not_aligned
aligned:
MOVQ $0, POS
loop64b:
MOVOU (SRC0)(POS*1), X0
MOVOU 16(SRC0)(POS*1), X1
MOVOU 32(SRC0)(POS*1), X2
MOVOU 48(SRC0)(POS*1), X3
MOVOU (SRC1)(POS*1), X4
MOVOU 16(SRC1)(POS*1), X5
MOVOU 32(SRC1)(POS*1), X6
MOVOU 48(SRC1)(POS*1), X7
PXOR X4, X0
PXOR X5, X1
PXOR X6, X2
PXOR X7, X3
MOVOU X0, (DST)(POS*1)
MOVOU X1, 16(DST)(POS*1)
MOVOU X2, 32(DST)(POS*1)
MOVOU X3, 48(DST)(POS*1)
ADDQ $64, POS
CMPQ LEN, POS
JNE loop64b
RET
loop_1b:
MOVB -1(SRC0)(LEN*1), TMP1
MOVB -1(SRC1)(LEN*1), TMP2
XORB TMP1, TMP2
MOVB TMP2, -1(DST)(LEN*1)
SUBQ $1, LEN
TESTQ $7, LEN
JNZ loop_1b
CMPQ LEN, $0
JE ret
TESTQ $63, LEN
JZ aligned
not_aligned:
TESTQ $7, LEN
JNE loop_1b
MOVQ LEN, TMP1
ANDQ $63, TMP1
loop_8b:
MOVQ -8(SRC0)(LEN*1), TMP2
MOVQ -8(SRC1)(LEN*1), TMP3
XORQ TMP2, TMP3
MOVQ TMP3, -8(DST)(LEN*1)
SUBQ $8, LEN
SUBQ $8, TMP1
JG loop_8b
CMPQ LEN, $64
JGE aligned
RET
ret:
RET
// func bytesSSE2big(dst, src0, src1 []byte, size int)
TEXT ·bytesSSE2big(SB), NOSPLIT, $0
MOVQ len+72(FP), LEN
CMPQ LEN, $0
JE ret
MOVQ dst+0(FP), DST
MOVQ src0+24(FP), SRC0
MOVQ src1+48(FP), SRC1
TESTQ $63, LEN
JNZ not_aligned
aligned:
MOVQ $0, POS
loop64b:
MOVOU (SRC0)(POS*1), X0
MOVOU 16(SRC0)(POS*1), X1
MOVOU 32(SRC0)(POS*1), X2
MOVOU 48(SRC0)(POS*1), X3
MOVOU (SRC1)(POS*1), X4
MOVOU 16(SRC1)(POS*1), X5
MOVOU 32(SRC1)(POS*1), X6
MOVOU 48(SRC1)(POS*1), X7
PXOR X4, X0
PXOR X5, X1
PXOR X6, X2
PXOR X7, X3
LONG $0xe70f4266; WORD $0x0304 // MOVNTDQ
LONG $0xe70f4266; WORD $0x034c; BYTE $0x10
LONG $0xe70f4266; WORD $0x0354; BYTE $0x20
LONG $0xe70f4266; WORD $0x035c; BYTE $0x30
ADDQ $64, POS
CMPQ LEN, POS
JNE loop64b
RET
loop_1b:
MOVB -1(SRC0)(LEN*1), TMP1
MOVB -1(SRC1)(LEN*1), TMP2
XORB TMP1, TMP2
MOVB TMP2, -1(DST)(LEN*1)
SUBQ $1, LEN
TESTQ $7, LEN
JNZ loop_1b
CMPQ LEN, $0
JE ret
TESTQ $63, LEN
JZ aligned
not_aligned:
TESTQ $7, LEN
JNE loop_1b
MOVQ LEN, TMP1
ANDQ $63, TMP1
loop_8b:
MOVQ -8(SRC0)(LEN*1), TMP2
MOVQ -8(SRC1)(LEN*1), TMP3
XORQ TMP2, TMP3
MOVQ TMP3, -8(DST)(LEN*1)
SUBQ $8, LEN
SUBQ $8, TMP1
JG loop_8b
CMPQ LEN, $64
JGE aligned
RET
ret:
RET
// func matrixSSE2small(dst []byte, src [][]byte)
TEXT ·matrixSSE2small(SB), NOSPLIT, $0
MOVQ dst+0(FP), DST
MOVQ src+24(FP), SRC
MOVQ vec+32(FP), VECT
MOVQ len+8(FP), LEN
TESTQ $63, LEN
JNZ not_aligned
aligned:
MOVQ $0, POS
loop64b:
MOVQ VECT, TMP1
SUBQ $2, TMP1
MOVQ $0, TMP2
MOVQ (SRC)(TMP2*1), TMP3
MOVQ TMP3, TMP4
MOVOU (TMP3)(POS*1), X0
MOVOU 16(TMP4)(POS*1), X1
MOVOU 32(TMP3)(POS*1), X2
MOVOU 48(TMP4)(POS*1), X3
next_vect:
ADDQ $24, TMP2
MOVQ (SRC)(TMP2*1), TMP3
MOVQ TMP3, TMP4
MOVOU (TMP3)(POS*1), X4
MOVOU 16(TMP4)(POS*1), X5
MOVOU 32(TMP3)(POS*1), X6
MOVOU 48(TMP4)(POS*1), X7
PXOR X4, X0
PXOR X5, X1
PXOR X6, X2
PXOR X7, X3
SUBQ $1, TMP1
JGE next_vect
MOVOU X0, (DST)(POS*1)
MOVOU X1, 16(DST)(POS*1)
MOVOU X2, 32(DST)(POS*1)
MOVOU X3, 48(DST)(POS*1)
ADDQ $64, POS
CMPQ LEN, POS
JNE loop64b
RET
loop_1b:
MOVQ VECT, TMP1
MOVQ $0, TMP2
MOVQ (SRC)(TMP2*1), TMP3
SUBQ $2, TMP1
MOVB -1(TMP3)(LEN*1), TMP5
next_vect_1b:
ADDQ $24, TMP2
MOVQ (SRC)(TMP2*1), TMP3
MOVB -1(TMP3)(LEN*1), TMP6
XORB TMP6, TMP5
SUBQ $1, TMP1
JGE next_vect_1b
MOVB TMP5, -1(DST)(LEN*1)
SUBQ $1, LEN
TESTQ $7, LEN
JNZ loop_1b
CMPQ LEN, $0
JE ret
TESTQ $63, LEN
JZ aligned
not_aligned:
TESTQ $7, LEN
JNE loop_1b
MOVQ LEN, TMP4
ANDQ $63, TMP4
loop_8b:
MOVQ VECT, TMP1
MOVQ $0, TMP2
MOVQ (SRC)(TMP2*1), TMP3
SUBQ $2, TMP1
MOVQ -8(TMP3)(LEN*1), TMP5
next_vect_8b:
ADDQ $24, TMP2
MOVQ (SRC)(TMP2*1), TMP3
MOVQ -8(TMP3)(LEN*1), TMP6
XORQ TMP6, TMP5
SUBQ $1, TMP1
JGE next_vect_8b
MOVQ TMP5, -8(DST)(LEN*1)
SUBQ $8, LEN
SUBQ $8, TMP4
JG loop_8b
CMPQ LEN, $64
JGE aligned
RET
ret:
RET
// func matrixSSE2big(dst []byte, src [][]byte)
TEXT ·matrixSSE2big(SB), NOSPLIT, $0
MOVQ dst+0(FP), DST
MOVQ src+24(FP), SRC
MOVQ vec+32(FP), VECT
MOVQ len+8(FP), LEN
TESTQ $63, LEN
JNZ not_aligned
aligned:
MOVQ $0, POS
loop64b:
MOVQ VECT, TMP1
SUBQ $2, TMP1
MOVQ $0, TMP2
MOVQ (SRC)(TMP2*1), TMP3
MOVQ TMP3, TMP4
MOVOU (TMP3)(POS*1), X0
MOVOU 16(TMP4)(POS*1), X1
MOVOU 32(TMP3)(POS*1), X2
MOVOU 48(TMP4)(POS*1), X3
next_vect:
ADDQ $24, TMP2
MOVQ (SRC)(TMP2*1), TMP3
MOVQ TMP3, TMP4
MOVOU (TMP3)(POS*1), X4
MOVOU 16(TMP4)(POS*1), X5
MOVOU 32(TMP3)(POS*1), X6
MOVOU 48(TMP4)(POS*1), X7
PXOR X4, X0
PXOR X5, X1
PXOR X6, X2
PXOR X7, X3
SUBQ $1, TMP1
JGE next_vect
LONG $0xe70f4266; WORD $0x0304
LONG $0xe70f4266; WORD $0x034c; BYTE $0x10
LONG $0xe70f4266; WORD $0x0354; BYTE $0x20
LONG $0xe70f4266; WORD $0x035c; BYTE $0x30
ADDQ $64, POS
CMPQ LEN, POS
JNE loop64b
RET
loop_1b:
MOVQ VECT, TMP1
MOVQ $0, TMP2
MOVQ (SRC)(TMP2*1), TMP3
SUBQ $2, TMP1
MOVB -1(TMP3)(LEN*1), TMP5
next_vect_1b:
ADDQ $24, TMP2
MOVQ (SRC)(TMP2*1), TMP3
MOVB -1(TMP3)(LEN*1), TMP6
XORB TMP6, TMP5
SUBQ $1, TMP1
JGE next_vect_1b
MOVB TMP5, -1(DST)(LEN*1)
SUBQ $1, LEN
TESTQ $7, LEN
JNZ loop_1b
CMPQ LEN, $0
JE ret
TESTQ $63, LEN
JZ aligned
not_aligned:
TESTQ $7, LEN
JNE loop_1b
MOVQ LEN, TMP4
ANDQ $63, TMP4
loop_8b:
MOVQ VECT, TMP1
MOVQ $0, TMP2
MOVQ (SRC)(TMP2*1), TMP3
SUBQ $2, TMP1
MOVQ -8(TMP3)(LEN*1), TMP5
next_vect_8b:
ADDQ $24, TMP2
MOVQ (SRC)(TMP2*1), TMP3
MOVQ -8(TMP3)(LEN*1), TMP6
XORQ TMP6, TMP5
SUBQ $1, TMP1
JGE next_vect_8b
MOVQ TMP5, -8(DST)(LEN*1)
SUBQ $8, LEN
SUBQ $8, TMP4
JG loop_8b
CMPQ LEN, $64
JGE aligned
RET
ret:
RET
TEXT ·hasSSE2(SB), NOSPLIT, $0
XORQ AX, AX
INCL AX
CPUID
SHRQ $26, DX
ANDQ $1, DX
MOVB DX, ret+0(FP)
RET
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