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svb_amd64.s
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svb_amd64.s
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// Code generated by command: go run asm.go -out svb_amd64.s -stubs stub_amd64.go. DO NOT EDIT.
// +build !noasm
// +build !appengine
// +build !gccgo
#include "textflag.h"
// func Uint32Decode128(masks []byte, data []byte, out []uint32)
// Requires: AVX, SSSE3
TEXT ·Uint32Decode128(SB), NOSPLIT, $0-72
// shuffleTable = &ShuffleTable[256][16]
LEAQ ·ShuffleTable+0(SB), AX
MOVQ masks_base+0(FP), CX
MOVQ masks_len+8(FP), DX
MOVQ data_base+24(FP), BX
MOVQ out_base+48(FP), BP
XORQ SI, SI
XORQ R9, R9
XORQ R8, R8
JMP condition
increment:
// i++
LEAQ 1(SI), SI
condition:
// i < len(masks)
CMPQ SI, DX
// goto done if i >= len(masks)
JGE done
// m = masks[i]
MOVBQZX (CX)(SI*1), R9
// lookup = &ShuffleTable[m][16]
SHLQ $0x04, R9
LEAQ (AX)(R9*1), DI
MOVQ SI, R10
// step = i * 4 (4 integers)
SHLQ $0x02, R10
VMOVDQU (BX)(R8*1), X0
PSHUFB (DI), X0
VMOVDQU X0, (BP)(R10*4)
// m >>= 6, note: m << 4 earlier
SHRL $0x0a, R9
// m += 12
ADDL $0x0c, R9
// lookup = ShuffleTable[m][12 + m >> 6]
MOVBQZX (DI)(R9*1), DI
// offset += ShuffleTable[m][12 + m >> 6] + 1
LEAQ 1(R8)(DI*1), R8
JMP increment
done:
RET
// func Uint32Decode256(masks []byte, data []byte, out []uint32)
// Requires: AVX, AVX2, SSSE3
TEXT ·Uint32Decode256(SB), NOSPLIT, $0-72
// shuffleTable = &ShuffleTable[256][16]
LEAQ ·ShuffleTable+0(SB), AX
MOVQ masks_base+0(FP), CX
MOVQ masks_len+8(FP), DX
MOVQ data_base+24(FP), BX
MOVQ out_base+48(FP), BP
XORQ SI, SI
XORQ R9, R9
XORQ R8, R8
JMP condition_0
increment_0:
// i += 2
LEAQ 2(SI), SI
condition_0:
MOVQ DX, DI
SUBQ SI, DI
CMPQ DI, $0x02
// goto done if i >= len(masks)
JLT done_0
MOVQ SI, R10
// step = i * 4 (4 integers)
SHLQ $0x02, R10
// 0th DOUBLE QWORD
// m = masks[i]
MOVBQZX (CX)(SI*1), R9
// lookup = &ShuffleTable[m][16]
SHLQ $0x04, R9
LEAQ (AX)(R9*1), DI
// move 16 bytes from ShuffleTable[masks[0]] to 0 double qword
VINSERTF128 $0x00, (DI), Y0, Y0
// move 16 bytes from data[offset] to 0 double qword
VINSERTF128 $0x00, (BX)(R8*1), Y1, Y1
// m >>= 6, note: m << 4 earlier
SHRL $0x0a, R9
// m += 12
ADDL $0x0c, R9
// lookup = ShuffleTable[m][12 + m >> 6]
MOVBQZX (DI)(R9*1), DI
// offset += ShuffleTable[m][12 + m >> 6] + 1
LEAQ 1(R8)(DI*1), R8
// 1th DOUBLE QWORD
// m = masks[i]
MOVBQZX 1(CX)(SI*1), R9
// lookup = &ShuffleTable[m][16]
SHLQ $0x04, R9
LEAQ (AX)(R9*1), DI
// move 16 bytes from ShuffleTable[masks[1]] to 1 double qword
VINSERTF128 $0x01, (DI), Y0, Y0
// move 16 bytes from data[offset] to 1 double qword
VINSERTF128 $0x01, (BX)(R8*1), Y1, Y1
// m >>= 6, note: m << 4 earlier
SHRL $0x0a, R9
// m += 12
ADDL $0x0c, R9
// lookup = ShuffleTable[m][12 + m >> 6]
MOVBQZX (DI)(R9*1), DI
// offset += ShuffleTable[m][12 + m >> 6] + 1
LEAQ 1(R8)(DI*1), R8
// shuffle 8 uint32
VPSHUFB Y0, Y1, Y2
// move 8 uint32 to out
VMOVDQU Y2, (BP)(R10*4)
JMP increment_0
done_0:
JMP condition_1
increment_1:
// i++
LEAQ 1(SI), SI
condition_1:
// i < len(masks)
CMPQ SI, DX
// goto done if i >= len(masks)
JGE done_1
// m = masks[i]
MOVBQZX (CX)(SI*1), R9
// lookup = &ShuffleTable[m][16]
SHLQ $0x04, R9
LEAQ (AX)(R9*1), DI
MOVQ SI, R10
// step = i * 4 (4 integers)
SHLQ $0x02, R10
VMOVDQU (BX)(R8*1), X0
PSHUFB (DI), X0
VMOVDQU X0, (BP)(R10*4)
// m >>= 6, note: m << 4 earlier
SHRL $0x0a, R9
// m += 12
ADDL $0x0c, R9
// lookup = ShuffleTable[m][12 + m >> 6]
MOVBQZX (DI)(R9*1), DI
// offset += ShuffleTable[m][12 + m >> 6] + 1
LEAQ 1(R8)(DI*1), R8
JMP increment_1
done_1:
RET
// func Uint32Decode512(masks []byte, data []byte, out []uint32)
// Requires: AVX, SSSE3
TEXT ·Uint32Decode512(SB), NOSPLIT, $0-72
// shuffleTable = &ShuffleTable[256][16]
LEAQ ·ShuffleTable+0(SB), DX
MOVQ masks_base+0(FP), AX
MOVQ masks_len+8(FP), BX
MOVQ data_base+24(FP), SI
MOVQ out_base+48(FP), DI
XORQ R10, R10
XORQ R13, R13
XORQ R12, R12
JMP condition_0
increment_0:
// i += 4
LEAQ 4(R10), R10
condition_0:
MOVQ BX, CX
SUBQ R10, CX
CMPQ CX, $0x04
// goto done if i >= len(masks)
JLT done_0
MOVQ R10, R8
// step = i * 4 (4 integers)
SHLQ $0x02, R8
// init R9W expand mask 00000011
MOVW $0x0003, R9
// 0th DOUBLE QWORD
// m = masks[i]
MOVBQZX (AX)(R10*1), R13
// lookup = &ShuffleTable[m][16]
SHLQ $0x04, R13
LEAQ (DX)(R13*1), R11
// AVX512, K1 = 00000011
KMOVW R9, K1
// AVX512, Move data[offset:] to Z0 with mask 00000011
VPEXPANDQ (SI)(R12*1), K1, Z0
// AVX512, Move ShuffleTable[masks[0]] to Z1 with mask 00000011
VPEXPANDQ (R11), K1, Z1
// m >>= 6, note: m << 4 earlier
SHRL $0x0a, R13
// m += 12
ADDL $0x0c, R13
// lookup = ShuffleTable[m][12 + m >> 6]
MOVBQZX (R11)(R13*1), R11
// offset += ShuffleTable[m][12 + m >> 6] + 1
LEAQ 1(R12)(R11*1), R12
// 1th DOUBLE QWORD
// expand mask R9 << 2, 00001100
SHLW $0x02, R9
// m = masks[i]
MOVBQZX 1(AX)(R10*1), R13
// lookup = &ShuffleTable[m][16]
SHLQ $0x04, R13
LEAQ (DX)(R13*1), R11
// AVX512, K1 = 00001100
KMOVW R9, K1
// AVX512, Move data[offset:] to Z0 with mask 00001100
VPEXPANDQ (SI)(R12*1), K1, Z0
// AVX512, Move ShuffleTable[masks[1]] to Z1 with mask 00001100
VPEXPANDQ (R11), K1, Z1
// m >>= 6, note: m << 4 earlier
SHRL $0x0a, R13
// m += 12
ADDL $0x0c, R13
// lookup = ShuffleTable[m][12 + m >> 6]
MOVBQZX (R11)(R13*1), R11
// offset += ShuffleTable[m][12 + m >> 6] + 1
LEAQ 1(R12)(R11*1), R12
// 2th DOUBLE QWORD
// expand mask R9 << 2, 00110000
SHLW $0x02, R9
// m = masks[i]
MOVBQZX 2(AX)(R10*1), R13
// lookup = &ShuffleTable[m][16]
SHLQ $0x04, R13
LEAQ (DX)(R13*1), R11
// AVX512, K1 = 00110000
KMOVW R9, K1
// AVX512, Move data[offset:] to Z0 with mask 00110000
VPEXPANDQ (SI)(R12*1), K1, Z0
// AVX512, Move ShuffleTable[masks[2]] to Z1 with mask 00110000
VPEXPANDQ (R11), K1, Z1
// m >>= 6, note: m << 4 earlier
SHRL $0x0a, R13
// m += 12
ADDL $0x0c, R13
// lookup = ShuffleTable[m][12 + m >> 6]
MOVBQZX (R11)(R13*1), R11
// offset += ShuffleTable[m][12 + m >> 6] + 1
LEAQ 1(R12)(R11*1), R12
// 3th DOUBLE QWORD
// expand mask R9 << 2, 11000000
SHLW $0x02, R9
// m = masks[i]
MOVBQZX 3(AX)(R10*1), R13
// lookup = &ShuffleTable[m][16]
SHLQ $0x04, R13
LEAQ (DX)(R13*1), R11
// AVX512, K1 = 11000000
KMOVW R9, K1
// AVX512, Move data[offset:] to Z0 with mask 11000000
VPEXPANDQ (SI)(R12*1), K1, Z0
// AVX512, Move ShuffleTable[masks[3]] to Z1 with mask 11000000
VPEXPANDQ (R11), K1, Z1
// m >>= 6, note: m << 4 earlier
SHRL $0x0a, R13
// m += 12
ADDL $0x0c, R13
// lookup = ShuffleTable[m][12 + m >> 6]
MOVBQZX (R11)(R13*1), R11
// offset += ShuffleTable[m][12 + m >> 6] + 1
LEAQ 1(R12)(R11*1), R12
// AVX512, shuffle 16 uint32
VPSHUFB Z1, Z0, Z2
// AVX512, Copy 16 uint32 to out
VMOVDQU8 Z2, (DI)(R8*4)
JMP increment_0
done_0:
JMP condition_1
increment_1:
// i++
LEAQ 1(R10), R10
condition_1:
// i < len(masks)
CMPQ R10, BX
// goto done if i >= len(masks)
JGE done_1
// m = masks[i]
MOVBQZX (AX)(R10*1), R13
// lookup = &ShuffleTable[m][16]
SHLQ $0x04, R13
LEAQ (DX)(R13*1), R11
MOVQ R10, CX
// step = i * 4 (4 integers)
SHLQ $0x02, CX
VMOVDQU (SI)(R12*1), X0
PSHUFB (R11), X0
VMOVDQU X0, (DI)(CX*4)
// m >>= 6, note: m << 4 earlier
SHRL $0x0a, R13
// m += 12
ADDL $0x0c, R13
// lookup = ShuffleTable[m][12 + m >> 6]
MOVBQZX (R11)(R13*1), R11
// offset += ShuffleTable[m][12 + m >> 6] + 1
LEAQ 1(R12)(R11*1), R12
JMP increment_1
done_1:
RET