mirror of
https://github.com/fumiama/go-base16384.git
synced 2026-06-05 00:32:52 +08:00
2e6fe912c2
name old time/op new time/op delta Encoder/16-8 136ns ± 2% 102ns ± 1% -25.00% (p=0.008 n=5+5) Encoder/256-8 490ns ± 1% 410ns ± 0% -16.24% (p=0.008 n=5+5) Encoder/4K-8 4.47µs ± 1% 3.52µs ± 1% -21.10% (p=0.008 n=5+5) Encoder/32K-8 38.9µs ± 0% 33.6µs ± 1% -13.72% (p=0.008 n=5+5) Decoder/16-8 269ns ± 1% 253ns ± 1% -5.95% (p=0.008 n=5+5) Decoder/256-8 421ns ± 1% 404ns ± 2% -4.22% (p=0.008 n=5+5) Decoder/4K-8 1.68µs ± 1% 1.66µs ± 3% ~ (p=0.190 n=5+5) Decoder/32K-8 12.9µs ± 1% 12.5µs ± 1% -2.68% (p=0.008 n=5+5) name old speed new speed delta Encoder/16-8 118MB/s ± 2% 157MB/s ± 1% +33.34% (p=0.008 n=5+5) Encoder/256-8 523MB/s ± 1% 624MB/s ± 0% +19.38% (p=0.008 n=5+5) Encoder/4K-8 917MB/s ± 1% 1162MB/s ± 1% +26.73% (p=0.008 n=5+5) Encoder/32K-8 841MB/s ± 0% 975MB/s ± 1% +15.90% (p=0.008 n=5+5) Decoder/16-8 59.5MB/s ± 1% 63.2MB/s ± 1% +6.34% (p=0.008 n=5+5) Decoder/256-8 607MB/s ± 1% 634MB/s ± 2% +4.42% (p=0.008 n=5+5) Decoder/4K-8 2.44GB/s ± 1% 2.46GB/s ± 3% ~ (p=0.222 n=5+5) Decoder/32K-8 2.54GB/s ± 1% 2.61GB/s ± 1% +2.76% (p=0.008 n=5+5) name old alloc/op new alloc/op delta Encoder/16-8 40.0B ± 0% 24.0B ± 0% -40.00% (p=0.008 n=5+5) Encoder/256-8 696B ± 0% 472B ± 0% -32.18% (p=0.008 n=5+5) Encoder/4K-8 4.12kB ± 0% 0.02kB ± 0% -99.42% (p=0.008 n=5+5) Encoder/32K-8 69.7kB ± 0% 41.0kB ± 0% -41.16% (p=0.000 n=5+4) Decoder/16-8 752B ± 0% 752B ± 0% ~ (all equal) Decoder/256-8 1.39kB ± 0% 1.39kB ± 0% ~ (all equal) Decoder/4K-8 4.98kB ± 0% 4.98kB ± 0% ~ (all equal) Decoder/32K-8 41.1kB ± 0% 41.1kB ± 0% ~ (all equal) name old allocs/op new allocs/op delta Encoder/16-8 2.00 ± 0% 1.00 ± 0% -50.00% (p=0.008 n=5+5) Encoder/256-8 3.00 ± 0% 2.00 ± 0% -33.33% (p=0.008 n=5+5) Encoder/4K-8 2.00 ± 0% 1.00 ± 0% -50.00% (p=0.008 n=5+5) Encoder/32K-8 3.00 ± 0% 2.00 ± 0% -33.33% (p=0.008 n=5+5) Decoder/16-8 3.00 ± 0% 3.00 ± 0% ~ (all equal) Decoder/256-8 3.00 ± 0% 3.00 ± 0% ~ (all equal) Decoder/4K-8 3.00 ± 0% 3.00 ± 0% ~ (all equal) Decoder/32K-8 3.00 ± 0% 3.00 ± 0% ~ (all equal)
236 lines
4.0 KiB
ArmAsm
236 lines
4.0 KiB
ArmAsm
//go:build amd64
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// +build amd64
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#include "textflag.h"
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// func encode(offset, outlen int, b, encd []byte)
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TEXT ·encode(SB), NOSPLIT, $0-64
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MOVQ ·offset+0(FP), R10
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MOVQ ·outlen+8(FP), AX
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MOVQ ·data+16(FP), DI
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MOVQ ·dlen+24(FP), R8
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MOVQ ·encd+40(FP), R9
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XORQ CX, CX
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XORQ SI, SI
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SUBQ $6, R8
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JLE encrem
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MOVQ $4611404543450677248, BP
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MOVQ $70364449210368, BX
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MOVQ $5620578098173988352, R11
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enclop:
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MOVBEQ (DI)(CX*1), DX
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INCQ SI
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ADDQ $7, CX
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MOVQ DX, R13
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MOVQ DX, R12
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SHRQ $2, R13
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SHRQ $4, R12
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ANDQ BX, R12
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ANDQ BP, R13
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ORQ R12, R13
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MOVQ DX, R12
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SHRQ $8, DX
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SHRQ $6, R12
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ANDL $16383, DX
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ANDL $1073676288, R12
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ORQ R13, R12
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ORQ R12, DX
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ADDQ R11, DX
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MOVBEQ DX, -8(R9)(SI*8)
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CMPQ CX, R8
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JL enclop
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encrem:
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TESTQ R10, R10
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JE encend
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MOVBLZX (DI)(CX*1), DX
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MOVL DX, R8
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SALQ $14, DX
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SHRB $2, R8
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ANDL $49152, DX
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MOVBLZX R8, R8
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ORQ R8, DX
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CMPL R10, $1
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JE encsav
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MOVBQSX 1(DI)(CX*1), R8
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MOVQ R8, R11
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SALQ $20, R8
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SALQ $6, R11
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ANDL $3145728, R8
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ANDL $16128, R11
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ORQ R11, DX
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ORQ R8, DX
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CMPL R10, $2
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JE encsav
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MOVBQSX 2(DI)(CX*1), R8
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MOVQ R8, R11
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SALQ $28, R8
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SALQ $12, R11
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MOVL R8, R8
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ANDL $983040, R11
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ORQ R11, R8
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ORQ R8, DX
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CMPL R10, $3
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JE encsav
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MOVQ $257698037760, BX
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MOVBQSX 3(DI)(CX*1), R8
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MOVQ R8, R11
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SALQ $34, R8
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SALQ $20, R11
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ANDQ BX, R8
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ANDL $251658240, R11
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ORQ R11, R8
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ORQ R8, DX
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CMPL R10, $4
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JE encsav
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MOVQ $12884901888, BX
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MOVBQSX 4(DI)(CX*1), R8
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MOVQ R8, R11
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SALQ $42, R8
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SALQ $26, R11
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ANDQ BX, R11
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MOVQ $277076930199552, BX
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ANDQ BX, R8
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ORQ R11, R8
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ORQ R8, DX
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CMPL R10, $5
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JE encsav
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MOVQ $3298534883328, R8
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MOVBQSX 5(DI)(CX*1), CX
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MOVQ CX, DI
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SALQ $48, CX
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SALQ $34, DI
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ANDQ R8, DI
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MOVQ $17732923532771328, R8
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ANDQ R8, CX
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ORQ DI, CX
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ORQ CX, DX
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encsav:
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MOVQ $21955383195992142, CX
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ADDQ CX, DX
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MOVQ DX, 0(R9)(SI*8)
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MOVB $61, -2(R9)(AX*1)
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MOVB R10, -1(R9)(AX*1)
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encend:
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RET
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// func decode(offset, outlen int, b, decd []byte)
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TEXT ·decode(SB), NOSPLIT, $0-64
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MOVQ ·offset+0(FP), BX
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MOVQ ·outlen+8(FP), R8
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MOVQ ·data+16(FP), DI
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MOVQ ·decd+40(FP), R9
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XORQ CX, CX
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XORQ SI, SI
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SUBQ $6, R8
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JLE decrem
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MOVQ $-5620578098173988352, R12
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MOVQ $-1125899906842624, BP
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MOVQ $1125831187365888, R11
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MOVQ $68715282432, R10
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declop:
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MOVBEQ (DI)(SI*8), DX
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INCQ SI
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ADDQ R12, DX
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MOVQ DX, R13
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LEAQ 0(DX*4), R14
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SALQ $4, R13
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ANDQ BP, R14
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ANDQ R11, R13
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ORQ R13, R14
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MOVQ DX, R13
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SALQ $8, DX
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SALQ $6, R13
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ANDL $4194048, DX
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ANDQ R10, R13
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ORQ R14, R13
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ORQ R13, DX
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MOVBEQ DX, (R9)(CX*1)
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ADDQ $7, CX
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CMPQ CX, R8
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JL declop
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decrem:
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TESTQ BX, BX
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JE decend
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MOVQ (DI)(SI*8), DI
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LEAQ -78(DI), SI
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MOVQ SI, DX
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SALL $2, SI
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SHRQ $14, DX
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ANDL $3, DX
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ORL SI, DX
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MOVB DX, 0(R9)(CX*1)
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CMPL BX, $1
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JE decend
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LEAQ -5111886(DI), DX
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MOVQ DX, SI
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MOVQ DX, R8
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SHRQ $6, SI
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SHRQ $20, R8
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ANDL $-4, SI
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ANDL $3, R8
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ORL R8, SI
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MOVB SI, 1(R9)(CX*1)
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CMPL BX, $2
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JE decend
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MOVQ DX, SI
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SHRQ $28, DX
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SHRQ $12, SI
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ANDL $15, DX
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ANDL $-16, SI
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ORL SI, DX
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MOVB DX, 2(R9)(CX*1)
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CMPL BX, $3
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JE decend
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MOVQ $-335012560974, DX
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ADDQ DI, DX
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MOVQ DX, SI
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MOVQ DX, R8
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SHRQ $20, SI
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SHRQ $34, R8
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ANDL $-16, SI
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ANDL $15, R8
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ORL R8, SI
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MOVB SI, 3(R9)(CX*1)
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CMPL BX, $4
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JE decend
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MOVQ DX, SI
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SHRQ $42, DX
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SHRQ $26, SI
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ANDL $63, DX
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ANDL $-64, SI
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ORL SI, DX
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MOVB DX, 4(R9)(CX*1)
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CMPL BX, $5
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JE decend
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MOVQ $-21955383195992142, DX
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ADDQ DX, DI
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MOVQ DI, DX
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SHRQ $48, DI
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SHRQ $34, DX
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ANDL $63, DI
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ANDL $-64, DX
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ORL DI, DX
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MOVB DX, 5(R9)(CX*1)
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decend:
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RET
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