106 lines
5.7 KiB
C
106 lines
5.7 KiB
C
/**
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Copyright (C) powturbo 2013-2015
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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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// bitpackv.c - "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 __FILE__
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unsigned char *bitpackv32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b) { unsigned char *pout = out+PAD8(n*b); BITPACKV32(in, n, b, out, 0); return pout; }
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unsigned char *bitpackv16(unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b) { unsigned char *pout = out+PAD8(n*b); BITPACKV32(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 = DELTA128_32(v,__sv); __sv = v
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#define IPP(ip, i, __iv) __iv
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#include __FILE__
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unsigned char *bitdpackv32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b) { unsigned char *pout = out+PAD8(n*b);
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__m128i v,sv = _mm_set1_epi32(start);
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BITPACKV32(in, n, 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 = _mm_sub_epi32(DELTA128_32(v,__sv),cv); __sv = v
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unsigned char *bitd1packv32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b) { unsigned char *pout = out+PAD8(n*b);
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__m128i v, sv = _mm_set1_epi32(start), cv = _mm_set1_epi32(1);
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BITPACKV32(in, n, b, out, sv); return pout;
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}
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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 "bitpackv32_.h"
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#define BITPACKV32(__pip, __n, __nbits, __pop, __parm) { __m128i *__ip=(__m128i *)__pip,*__op=(__m128i *)__pop; typeof(__ip[0]) *__ipe=(__ip)+(__n);\
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switch(__nbits) {\
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case 0: break;\
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case 1:{ BITPACKV32_1( __ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 2:{ BITPACKV32_2( __ip, __op, __parm); /*while(__ip < __ipe)*/;} break;\
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case 3:{ BITPACKV32_3( __ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 4:{ BITPACKV32_4( __ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 5:{ BITPACKV32_5( __ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 6:{ BITPACKV32_6( __ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 7:{ BITPACKV32_7( __ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 8:{ BITPACKV32_8( __ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 9:{ BITPACKV32_9( __ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 10:{ BITPACKV32_10(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 11:{ BITPACKV32_11(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 12:{ BITPACKV32_12(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 13:{ BITPACKV32_13(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 14:{ BITPACKV32_14(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 15:{ BITPACKV32_15(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 16:{ BITPACKV32_16(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 17:{ BITPACKV32_17(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 18:{ BITPACKV32_18(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 19:{ BITPACKV32_19(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 20:{ BITPACKV32_20(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 21:{ BITPACKV32_21(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 22:{ BITPACKV32_22(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 23:{ BITPACKV32_23(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 24:{ BITPACKV32_24(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 25:{ BITPACKV32_25(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 26:{ BITPACKV32_26(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 27:{ BITPACKV32_27(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 28:{ BITPACKV32_28(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 29:{ BITPACKV32_29(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 30:{ BITPACKV32_30(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 31:{ BITPACKV32_31(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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case 32:{ BITPACKV32_32(__ip, __op, __parm); /*while(__ip < __ipe);*/} break;\
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}\
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}
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#endif
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