.
This commit is contained in:
powturbo
427
vsimple.c
427
vsimple.c
@ -1,7 +1,7 @@
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/**
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/**
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Copyright (C) powturbo 2013-2014
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Copyright (C) powturbo 2013-2015
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GPL v2 License
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GPL v2 License
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|
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This program is free software; you can redistribute it and/or modify
|
This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
|
it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
|
the Free Software Foundation; either version 2 of the License, or
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@ -16,16 +16,18 @@
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with this program; if not, write to the Free Software Foundation, Inc.,
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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|
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- email : powturbo [AT] gmail.com
|
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- github : https://github.com/powturbo
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- homepage : https://sites.google.com/site/powturbo/
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- homepage : https://sites.google.com/site/powturbo/
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- github : https://github.com/powturbo
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- twitter : https://twitter.com/powturbo
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- twitter : https://twitter.com/powturbo
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- email : powturbo [_AT_] gmail [_DOT_] com
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vsimple.c - "Integer Compression" variable simple
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**/
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**/
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// vsimple.c - "Integer Compression" variable simple
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#ifndef USIZE
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#ifdef __SSE2__
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#include <emmintrin.h>
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#endif
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#include "vsimple.h"
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#include "vsimple.h"
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#define USE_RLE
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#define USE_RLE
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// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
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// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
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#define SV_LIM unsigned char s_lim[] = { 0, 28, 28, 28, 28, 36, 36, 36, 36, 36, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 0 };
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#define SV_LIM unsigned char s_lim[] = { 0, 28, 28, 28, 28, 36, 36, 36, 36, 36, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 0 };
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@ -35,11 +37,416 @@ static SV_LIM;
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#include <stdint.h>
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#include <stdint.h>
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#define USIZE 32
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#define USIZE 32
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#include "vsimple_.h"
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#include __FILE__
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#undef USIZE
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#undef USIZE
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#define USIZE 16
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#define USIZE 16
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#include "vsimple_.h"
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#include __FILE__
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#undef USIZE
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#undef USIZE
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#else
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#include <stdio.h>
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#include <stdlib.h>
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#include "conf.h"
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#include "vint.h"
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#define uint_t TEMPLATE3(uint, USIZE, _t)
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|
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unsigned char *TEMPLATE2(vsenc, USIZE)(uint_t *__restrict in, int n, unsigned char *__restrict op) {
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unsigned xm,m,r,x;
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uint_t *e = in+n,*ip;
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for(ip = in; ip < e; ) {
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#ifdef USE_RLE
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if(ip+4 < e && *ip == *(ip+1)) {
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uint_t *q = ip+1;
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while(q+1 < e && *(q+1) == *ip) q++;
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r = q - ip;
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if(r*TEMPLATE2(bsr, USIZE)(*ip) > 16 || !*ip && r>4) {
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m = (*ip)?33:0;
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goto a;
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}
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} else
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#endif
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r = 0;
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for(m = x = TEMPLATE2(bsr, USIZE)(*ip);(r+1)*(xm = x > m?x:m) <= s_lim[xm] && ip+r<e;) m = xm, x = TEMPLATE2(bsr, USIZE)(*(ip+(++r)));
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while(r < s_itm[m]) m++;
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a:;
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switch(m) {
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case 0: ip += r;
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if(--r >= 0xf) {
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*op++ = 0xf0;
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if(n <= 0x100)
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*op++ = r;
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|
else
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vbput(op, r);
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|
} else *op++ = r<<4;
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break;
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|
case 1:
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*(unsigned *)op = 1 |
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(unsigned)ip[ 0] << 4 |
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|
(unsigned)ip[ 1] << 5 |
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|
(unsigned)ip[ 2] << 6 |
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|
(unsigned)ip[ 3] << 7 |
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|
(unsigned)ip[ 4] << 8 |
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|
(unsigned)ip[ 5] << 9 |
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|
(unsigned)ip[ 6] << 10 |
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(unsigned)ip[ 7] << 11 |
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|
(unsigned)ip[ 8] << 12 |
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(unsigned)ip[ 9] << 13 |
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(unsigned)ip[10] << 14 |
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(unsigned)ip[11] << 15 |
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(unsigned)ip[12] << 16 |
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|
(unsigned)ip[13] << 17 |
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(unsigned)ip[14] << 18 |
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(unsigned)ip[15] << 19 |
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|
(unsigned)ip[16] << 20 |
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|
(unsigned)ip[17] << 21 |
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(unsigned)ip[18] << 22 |
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(unsigned)ip[19] << 23 |
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(unsigned)ip[20] << 24 |
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(unsigned)ip[21] << 25 |
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(unsigned)ip[22] << 26 |
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(unsigned)ip[23] << 27 |
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(unsigned)ip[24] << 28 |
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(unsigned)ip[25] << 29 |
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(unsigned)ip[26] << 30 |
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(unsigned)ip[27] << 31; ip += 28; op += 4;
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break;
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|
case 2:
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*(unsigned *)op = 2 |
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|
(unsigned)ip[ 0] << 4 |
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|
(unsigned)ip[ 1] << 6 |
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|
(unsigned)ip[ 2] << 8 |
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|
(unsigned)ip[ 3] << 10 |
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|
(unsigned)ip[ 4] << 12 |
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|
(unsigned)ip[ 5] << 14 |
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|
(unsigned)ip[ 6] << 16 |
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|
(unsigned)ip[ 7] << 18 |
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|
(unsigned)ip[ 8] << 20 |
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|
(unsigned)ip[ 9] << 22 |
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|
(unsigned)ip[10] << 24 |
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(unsigned)ip[11] << 26 |
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(unsigned)ip[12] << 28 |
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(unsigned)ip[13] << 30; ip += 14; op += 4;
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break;
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case 3:
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*(unsigned *)op = 3 |
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|
(unsigned)ip[ 0] << 4 |
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(unsigned)ip[ 1] << 7 |
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(unsigned)ip[ 2] << 10 |
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|
(unsigned)ip[ 3] << 13 |
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|
(unsigned)ip[ 4] << 16 |
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|
(unsigned)ip[ 5] << 19 |
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(unsigned)ip[ 6] << 22 |
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(unsigned)ip[ 7] << 25 |
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(unsigned)ip[ 8] << 28; ip += 9; op += 4;
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break;
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case 4:
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*(uint64_t *)op = 4 |
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(unsigned)ip[ 0] << 4 |
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(unsigned)ip[ 1] << 8 |
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(unsigned)ip[ 2] << 12 |
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(unsigned)ip[ 3] << 16 |
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(unsigned)ip[ 4] << 20 |
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(unsigned)ip[ 5] << 24 |
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(unsigned)ip[ 6] << 28; ip += 7; op += 4;
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break;
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|
case 5:
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*(uint64_t *)op = 5 |
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(unsigned)ip[ 0] << 4 |
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(unsigned)ip[ 1] << 9 |
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(unsigned)ip[ 2] << 14 |
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(unsigned)ip[ 3] << 19 |
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(unsigned)ip[ 4] << 24 |
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(uint64_t)ip[ 5] << 29 |
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(uint64_t)ip[ 6] << 34; ip += 7; op += 5;
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break;
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case 6:
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|
*(uint64_t *)op = 6 |
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(unsigned)ip[ 0] << 4 |
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(unsigned)ip[ 1] << 10 |
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(unsigned)ip[ 2] << 16 |
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(unsigned)ip[ 3] << 22 |
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(uint64_t)ip[ 4] << 28 |
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(uint64_t)ip[ 5] << 34; ip += 6; op += 5;
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|
break;
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|
case 7:
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|
*(uint64_t *)op = 7 |
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|
(unsigned)ip[ 0] << 4 |
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(unsigned)ip[ 1] << 11 |
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(unsigned)ip[ 2] << 18 |
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|
(uint64_t)ip[ 3] << 25 |
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(uint64_t)ip[ 4] << 32; ip += 5; op += 5;
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|
break;
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|
case 8:
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|
case 9:
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|
*(uint64_t *)op = 9 |
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|
(unsigned)ip[ 0] << 4 |
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|
(unsigned)ip[ 1] << 13 |
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|
(unsigned)ip[ 2] << 22 |
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|
(uint64_t)ip[ 3] << 31; ip += 4; op += 5;
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|
break;
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|
case 10:
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|
*(uint64_t *)op = 10 |
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|
(unsigned)ip[ 0] << 4 |
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|
(unsigned)ip[ 1] << 14 |
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|
(uint64_t)ip[ 2] << 24 |
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|
(uint64_t)ip[ 3] << 34 |
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|
(uint64_t)ip[ 4] << 44 |
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|
(uint64_t)ip[ 5] << 54; ip += 6; op += 8;
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|
break;
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|
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||||||
|
case 11:
|
||||||
|
case 12:
|
||||||
|
*(uint64_t *)op = 12 |
|
||||||
|
(unsigned)ip[ 0] << 4 |
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||||||
|
(unsigned)ip[ 1] << 16 |
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|
(uint64_t)ip[ 2] << 28 |
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|
(uint64_t)ip[ 3] << 40 |
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|
(uint64_t)ip[ 4] << 52; ip += 5; op += 8;
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|
break;
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||||||
|
case 13:
|
||||||
|
case 14:
|
||||||
|
case 15:
|
||||||
|
*(uint64_t *)op = 15 |
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||||||
|
(unsigned)ip[ 0] << 4 |
|
||||||
|
(uint64_t)ip[ 1] << 19 |
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||||||
|
(uint64_t)ip[ 2] << 34 |
|
||||||
|
(uint64_t)ip[ 3] << 49; ip += 4; op += 8;
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||||||
|
break;
|
||||||
|
case 16:
|
||||||
|
case 17:
|
||||||
|
case 18:
|
||||||
|
case 19:
|
||||||
|
case 20:
|
||||||
|
*(uint64_t *)op = 11 |
|
||||||
|
(unsigned)ip[ 0] << 4 |
|
||||||
|
(uint64_t)ip[ 1] << 24 |
|
||||||
|
(uint64_t)ip[ 2] << 44; ip += 3; op += 8;
|
||||||
|
break;
|
||||||
|
case 21:
|
||||||
|
case 22:
|
||||||
|
case 23:
|
||||||
|
case 24:
|
||||||
|
case 25:
|
||||||
|
case 26:
|
||||||
|
case 27:
|
||||||
|
case 28:
|
||||||
|
case 29:
|
||||||
|
case 30:
|
||||||
|
*(uint64_t *)op = 13 |
|
||||||
|
(uint64_t)ip[ 0] << 4 |
|
||||||
|
(uint64_t)ip[ 1] << 34; ip += 2; op += 8;
|
||||||
|
break;
|
||||||
|
case 31:
|
||||||
|
case 32:
|
||||||
|
*(uint64_t *)op = 14 |
|
||||||
|
(uint64_t)ip[ 0] << 4; ip++; op += 5;
|
||||||
|
break;
|
||||||
|
#ifdef USE_RLE
|
||||||
|
case 33: ip += r;
|
||||||
|
if(--r >= 0xf) {
|
||||||
|
*op++ = 0xf0|8;
|
||||||
|
if(n <= 0x100)
|
||||||
|
*op++ = r;
|
||||||
|
else
|
||||||
|
vbput(op, r);
|
||||||
|
} else *op++ = r<<4|8;
|
||||||
|
vbput(op, ip[0]);
|
||||||
|
break;
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return op;
|
||||||
|
}
|
||||||
|
|
||||||
|
#define OP(__x) op[__x] // *op++ //
|
||||||
|
#define OPI(__x) op+=__x// //
|
||||||
|
|
||||||
|
unsigned char *TEMPLATE2(vsdec, USIZE)(unsigned char *__restrict ip, int n, uint_t *__restrict op) {
|
||||||
|
uint_t *op_ = op+n;
|
||||||
|
while(op < op_) {
|
||||||
|
register uint64_t w = *(uint64_t *)ip;
|
||||||
|
switch(w & 15) {
|
||||||
|
case 0: {
|
||||||
|
unsigned r = (w>>4)&0xf; ip++;
|
||||||
|
if(unlikely(r == 0xf)) {
|
||||||
|
if(n <= 0x100)
|
||||||
|
r = (w>>8)&0xff, ip++;
|
||||||
|
else
|
||||||
|
r = vbget(ip);
|
||||||
|
}
|
||||||
|
uint_t *q=op; op+=r+1;
|
||||||
|
#ifdef __SSE2__
|
||||||
|
__m128i zv = _mm_setzero_si128();
|
||||||
|
#endif
|
||||||
|
while(q < op) {
|
||||||
|
#ifdef __SSE2__
|
||||||
|
_mm_storeu_si128((__m128i *)q,zv); q = (uint_t *)((unsigned char *)q+16);
|
||||||
|
_mm_storeu_si128((__m128i *)q,zv); q = (uint_t *)((unsigned char *)q+16);
|
||||||
|
#else
|
||||||
|
q[0]=q[1]=q[2]=q[3]=q[4]=q[5]=q[6]=q[7]=0; q+=8;
|
||||||
|
#endif
|
||||||
|
} //while(r-->=0) *op++=0;
|
||||||
|
} break;
|
||||||
|
case 1:
|
||||||
|
OP( 0) = (w >> 4) & 1;
|
||||||
|
OP( 1) = (w >> 5) & 1;
|
||||||
|
OP( 2) = (w >> 6) & 1;
|
||||||
|
OP( 3) = (w >> 7) & 1;
|
||||||
|
OP( 4) = (w >> 8) & 1;
|
||||||
|
OP( 5) = (w >> 9) & 1;
|
||||||
|
OP( 6) = (w >> 10) & 1;
|
||||||
|
OP( 7) = (w >> 11) & 1;
|
||||||
|
OP( 8) = (w >> 12) & 1;
|
||||||
|
OP( 9) = (w >> 13) & 1;
|
||||||
|
OP(10) = (w >> 14) & 1;
|
||||||
|
OP(11) = (w >> 15) & 1;
|
||||||
|
OP(12) = (w >> 16) & 1;
|
||||||
|
OP(13) = (w >> 17) & 1;
|
||||||
|
OP(14) = (w >> 18) & 1;
|
||||||
|
OP(15) = (w >> 19) & 1;
|
||||||
|
OP(16) = (w >> 20) & 1;
|
||||||
|
OP(17) = (w >> 21) & 1;
|
||||||
|
OP(18) = (w >> 22) & 1;
|
||||||
|
OP(19) = (w >> 23) & 1;
|
||||||
|
OP(20) = (w >> 24) & 1;
|
||||||
|
OP(21) = (w >> 25) & 1;
|
||||||
|
OP(22) = (w >> 26) & 1;
|
||||||
|
OP(23) = (w >> 27) & 1;
|
||||||
|
OP(24) = (w >> 28) & 1;
|
||||||
|
OP(25) = (w >> 29) & 1;
|
||||||
|
OP(26) = (w >> 30) & 1;
|
||||||
|
OP(27) = (w >> 31) & 1; OPI( 28); ip+=4;
|
||||||
|
break;
|
||||||
|
case 2:
|
||||||
|
OP( 0) = (w >> 4) & 3;
|
||||||
|
OP( 1) = (w >> 6) & 3;
|
||||||
|
OP( 2) = (w >> 8) & 3;
|
||||||
|
OP( 3) = (w >> 10) & 3;
|
||||||
|
OP( 4) = (w >> 12) & 3;
|
||||||
|
OP( 5) = (w >> 14) & 3;
|
||||||
|
OP( 6) = (w >> 16) & 3;
|
||||||
|
OP( 7) = (w >> 18) & 3;
|
||||||
|
OP( 8) = (w >> 20) & 3;
|
||||||
|
OP( 9) = (w >> 22) & 3;
|
||||||
|
OP(10) = (w >> 24) & 3;
|
||||||
|
OP(11) = (w >> 26) & 3;
|
||||||
|
OP(12) = (w >> 28) & 3;
|
||||||
|
OP(13) = (w >> 30) & 3; OPI( 14); ip+=4;
|
||||||
|
break;
|
||||||
|
case 3:
|
||||||
|
OP( 0) = (w >> 4) & 7;
|
||||||
|
OP( 1) = (w >> 7) & 7;
|
||||||
|
OP( 2) = (w >> 10) & 7;
|
||||||
|
OP( 3) = (w >> 13) & 7;
|
||||||
|
OP( 4) = (w >> 16) & 7;
|
||||||
|
OP( 5) = (w >> 19) & 7;
|
||||||
|
OP( 6) = (w >> 22) & 7;
|
||||||
|
OP( 7) = (w >> 25) & 7;
|
||||||
|
OP( 8) = (w >> 28) & 7; OPI( 9); ip+=4;
|
||||||
|
break;
|
||||||
|
case 4:
|
||||||
|
OP( 0) = (w >> 4) & 0xf;
|
||||||
|
OP( 1) = (w >> 8) & 0xf;
|
||||||
|
OP( 2) = (w >> 12) & 0xf;
|
||||||
|
OP( 3) = (w >> 16) & 0xf;
|
||||||
|
OP( 4) = (w >> 20) & 0xf;
|
||||||
|
OP( 5) = (w >> 24) & 0xf;
|
||||||
|
OP( 6) = (w >> 28) & 0xf; OPI( 7); ip+=4;
|
||||||
|
break;
|
||||||
|
case 5:
|
||||||
|
OP( 0) = (w >> 4) & 0x1f;
|
||||||
|
OP( 1) = (w >> 9) & 0x1f;
|
||||||
|
OP( 2) = (w >> 14) & 0x1f;
|
||||||
|
OP( 3) = (w >> 19) & 0x1f;
|
||||||
|
OP( 4) = (w >> 24) & 0x1f;
|
||||||
|
OP( 5) = (w >> 29) & 0x1f;
|
||||||
|
OP( 6) = (w >> 34) & 0x1f; OPI( 7); ip+=5;
|
||||||
|
break;
|
||||||
|
case 6:
|
||||||
|
OP(0) = (w >> 4) & 0x3f;
|
||||||
|
OP(1) = (w >> 10) & 0x3f;
|
||||||
|
OP(2) = (w >> 16) & 0x3f;
|
||||||
|
OP(3) = (w >> 22) & 0x3f;
|
||||||
|
OP(4) = (w >> 28) & 0x3f;
|
||||||
|
OP(5) = (w >> 34) & 0x3f; OPI( 6); ip+=5;
|
||||||
|
break;
|
||||||
|
|
||||||
|
case 7:
|
||||||
|
OP(0) = (w >> 4) & 0x7f;
|
||||||
|
OP(1) = (w >> 11) & 0x7f;
|
||||||
|
OP(2) = (w >> 18) & 0x7f;
|
||||||
|
OP(3) = (w >> 25) & 0x7f;
|
||||||
|
OP(4) = (w >> 32) & 0x7f; OPI( 5); ip+=5;
|
||||||
|
break;
|
||||||
|
|
||||||
|
#ifdef USE_RLE
|
||||||
|
case 8: {
|
||||||
|
int r = (w>>4)&0xf; ip++;
|
||||||
|
if(unlikely(r == 0xf)) {
|
||||||
|
if(n <= 0x100)
|
||||||
|
r = (w>>8)&0xff, ip++;
|
||||||
|
else
|
||||||
|
r = vbget(ip);
|
||||||
|
}
|
||||||
|
unsigned u = vbget(ip); uint_t *q=op; op += r+1;
|
||||||
|
#if defined(__SSE2__) && USIZE == 32
|
||||||
|
__m128i v = _mm_set1_epi32(u);
|
||||||
|
while(q < op) {
|
||||||
|
_mm_storeu_si128((__m128i *)q,v); q += 4;
|
||||||
|
_mm_storeu_si128((__m128i *)q,v); q += 4;
|
||||||
|
}
|
||||||
|
#else
|
||||||
|
while(q < op) {
|
||||||
|
q[0]=q[1]=q[2]=q[3]=q[4]=q[5]=q[6]=q[7]=u; q+=8;
|
||||||
|
} //while(r-->=0) *op++=u;
|
||||||
|
#endif
|
||||||
|
} break;
|
||||||
|
#endif
|
||||||
|
case 9:
|
||||||
|
OP(0) = (w >> 4) & 0x1ff;
|
||||||
|
OP(1) = (w >> 13) & 0x1ff;
|
||||||
|
OP(2) = (w >> 22) & 0x1ff;
|
||||||
|
OP(3) = (w >> 31) & 0x1ff; OPI( 4); ip+=5;
|
||||||
|
break;
|
||||||
|
|
||||||
|
case 10:
|
||||||
|
OP(0) = (w >> 4) & 0x3ff;
|
||||||
|
OP(1) = (w >> 14) & 0x3ff;
|
||||||
|
OP(2) = (w >> 24) & 0x3ff;
|
||||||
|
OP(3) = (w >> 34) & 0x3ff;
|
||||||
|
OP(4) = (w >> 44) & 0x3ff;
|
||||||
|
OP(5) = (w >> 54) & 0x3ff; OPI( 6); ip+=8;
|
||||||
|
break;
|
||||||
|
case 12:
|
||||||
|
OP(0) = (w >> 4) & 0xfffu;
|
||||||
|
OP(1) = (w >> 16) & 0xfffu;
|
||||||
|
OP(2) = (w >> 28) & 0xfffu;
|
||||||
|
OP(3) = (w >> 40) & 0xfffu;
|
||||||
|
OP(4) = (w >> 52) & 0xfffu; OPI( 5); ip+=8;
|
||||||
|
break;
|
||||||
|
case 15:
|
||||||
|
OP(0) = (w >> 4) & 0x7fffu;
|
||||||
|
OP(1) = (w >> 19) & 0x7fffu;
|
||||||
|
OP(2) = (w >> 34) & 0x7fffu;
|
||||||
|
OP(3) = (w >> 49) & 0x7fffu; OPI( 4); ip+=8;
|
||||||
|
break;
|
||||||
|
case 11:
|
||||||
|
OP(0) = (w >> 4) & 0xfffffu; // 20
|
||||||
|
OP(1) = (w >> 24) & 0xfffffu;
|
||||||
|
OP(2) = (w >> 44) & 0xfffffu; OPI( 3); ip+=8;
|
||||||
|
break;
|
||||||
|
case 13:
|
||||||
|
OP(0) = (w >> 4) & 0x3fffffffu;
|
||||||
|
OP(1) = (w >> 34) & 0x3fffffffu; OPI( 2); ip+=8;
|
||||||
|
break;
|
||||||
|
case 14:
|
||||||
|
OP(0) = (w >> 4) & 0xffffffffu; OPI( 1); ip+=5;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return ip;
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|||||||
Reference in New Issue
Block a user