117 lines
5.5 KiB
C
117 lines
5.5 KiB
C
/**
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Copyright (C) powturbo 2013-2017
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GPL v2 License
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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
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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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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- 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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- email : powturbo [_AT_] gmail [_DOT_] com
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**/
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// "Integer Compression" SIMD bit packing
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#ifndef VSTI
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#include <emmintrin.h>
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#include "bitpack.h"
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#include "bitutil.h"
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#define PAD8(__x) (((__x)+8-1)/8)
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#define VSTI(ip, i, iv, parm)
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#define IPP(ip, i, iv) _mm_loadu_si128(ip++)
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#include "bitpack128v.c"
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unsigned char *bitpack128v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b) { unsigned char *pout = out+PAD8(128*b); BITPACK128V32(in, b, out, 0); return pout; }
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//unsigned char *bitpack128v16(unsigned short *__restrict in, unsigned char *__restrict out, unsigned b) { unsigned char *pout = out+PAD8(n*b); BITPACK128V32(in, n, b, out, 0); return pout; }
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#undef VSTI
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#undef IPP
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//------------------------------------------------------------------------------------------------------------------------------
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#define VSTI(__ip, __i, __iv, __sv) v = _mm_loadu_si128(__ip++); __iv = DELTA128x32(v,__sv); __sv = v
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#define IPP(ip, i, __iv) __iv
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#include "bitpack128v.c"
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unsigned char *bitdpack128v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b) { unsigned char *pout = out+PAD8(128*b);
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__m128i v,sv = _mm_set1_epi32(start);
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BITPACK128V32(in, b, out, sv);
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return pout;
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}
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#undef VSTI
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//------------------------------------------------------------------------------------------------------------------------------
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#define VSTI(__ip, __i, __iv, __sv) v = _mm_loadu_si128(__ip++); __iv = _mm_sub_epi32(DELTA128x32(v,__sv),cv); __sv = v
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unsigned char *bitd1pack128v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b) { unsigned char *pout = out+PAD8(128*b);
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__m128i v, sv = _mm_set1_epi32(start), cv = _mm_set1_epi32(1);
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BITPACK128V32(in, b, out, sv); return pout;
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}
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#undef VSTI
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//------------------------------------------------------------------------------------------------------------------------------
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#define VSTI(__ip, __i, __iv, __sv) v = _mm_loadu_si128(__ip++); __iv = DELTA128x32(v,__sv); __sv = v; __iv = ZIGZAG128x32(__iv)
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unsigned char *bitzpack128v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b) { unsigned char *pout = out+PAD8(128*b);
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__m128i v, sv = _mm_set1_epi32(start), cv = _mm_set1_epi32(1);
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BITPACK128V32(in, b, out, sv);
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return pout;
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}
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#undef VSTI
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#else
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#include <strings.h>
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#include <emmintrin.h>
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#define OPPE(__op)
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#define IPPE(__op)
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#include "bitpack128v_.h"
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#define BITPACK128V32(__pip, __nbits, __pop, __parm) { __m128i *__ip=(__m128i *)__pip,*__op=(__m128i *)__pop;\
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switch(__nbits) {\
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case 0: break;\
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case 1:{ BITPACK128V32_1( __ip, __op, __parm); } break;\
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case 2:{ BITPACK128V32_2( __ip, __op, __parm); } break;\
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case 3:{ BITPACK128V32_3( __ip, __op, __parm); } break;\
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case 4:{ BITPACK128V32_4( __ip, __op, __parm); } break;\
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case 5:{ BITPACK128V32_5( __ip, __op, __parm); } break;\
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case 6:{ BITPACK128V32_6( __ip, __op, __parm); } break;\
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case 7:{ BITPACK128V32_7( __ip, __op, __parm); } break;\
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case 8:{ BITPACK128V32_8( __ip, __op, __parm); } break;\
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case 9:{ BITPACK128V32_9( __ip, __op, __parm); } break;\
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case 10:{ BITPACK128V32_10(__ip, __op, __parm); } break;\
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case 11:{ BITPACK128V32_11(__ip, __op, __parm); } break;\
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case 12:{ BITPACK128V32_12(__ip, __op, __parm); } break;\
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case 13:{ BITPACK128V32_13(__ip, __op, __parm); } break;\
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case 14:{ BITPACK128V32_14(__ip, __op, __parm); } break;\
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case 15:{ BITPACK128V32_15(__ip, __op, __parm); } break;\
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case 16:{ BITPACK128V32_16(__ip, __op, __parm); } break;\
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case 17:{ BITPACK128V32_17(__ip, __op, __parm); } break;\
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case 18:{ BITPACK128V32_18(__ip, __op, __parm); } break;\
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case 19:{ BITPACK128V32_19(__ip, __op, __parm); } break;\
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case 20:{ BITPACK128V32_20(__ip, __op, __parm); } break;\
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case 21:{ BITPACK128V32_21(__ip, __op, __parm); } break;\
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case 22:{ BITPACK128V32_22(__ip, __op, __parm); } break;\
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case 23:{ BITPACK128V32_23(__ip, __op, __parm); } break;\
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case 24:{ BITPACK128V32_24(__ip, __op, __parm); } break;\
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case 25:{ BITPACK128V32_25(__ip, __op, __parm); } break;\
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case 26:{ BITPACK128V32_26(__ip, __op, __parm); } break;\
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case 27:{ BITPACK128V32_27(__ip, __op, __parm); } break;\
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case 28:{ BITPACK128V32_28(__ip, __op, __parm); } break;\
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case 29:{ BITPACK128V32_29(__ip, __op, __parm); } break;\
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case 30:{ BITPACK128V32_30(__ip, __op, __parm); } break;\
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case 31:{ BITPACK128V32_31(__ip, __op, __parm); } break;\
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case 32:{ BITPACK128V32_32(__ip, __op, __parm); } break;\
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}\
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}
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#endif
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