TurboPFor: Variable byte c/c++ header
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include_/vint.h
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240
include_/vint.h
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//-- "Integer Compression" variable byte (scalar TurboVByte+ SIMD TurboByte) ---------------------------------------------------------------
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#ifdef __cplusplus
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extern "C" {
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#endif
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//----------------------------- TurboVByte 'vb':Variable byte + SIMD TurboByte 'v8': array functions -----
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// Encoding/Decoding: Return value = end of compressed/decompressed output/input buffer out/in
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//----------------------- Encoding/Decoding unsorted array with n integer values --------------------------
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unsigned char *vbenc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out); //TurboVByte
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unsigned char *vbdec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out);
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unsigned char *vbenc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out);
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unsigned char *vbdec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out);
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unsigned char *vbenc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out);
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unsigned char *vbdec64( unsigned char *__restrict in, unsigned n, uint64_t *__restrict out);
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//-- Get value stored at index idx (idx:0...n-1)
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unsigned short vbgetx16( unsigned char *__restrict in, unsigned idx);
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unsigned vbgetx32( unsigned char *__restrict in, unsigned idx);
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uint64_t vbgetx64( unsigned char *__restrict in, unsigned idx);
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//-- Search and return index of next value equal to key or n when no key value found
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// ex. unsigned idx;unsigned char *ip; for(idx=0,ip=in;;) { if((idx = vgeteq32(&ip, idx, 4321))>=n) break; printf("found at %u ", idx); }
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unsigned vbgeteq16( unsigned char **__restrict in, unsigned n, unsigned idx, unsigned short key);
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unsigned vbgeteq32( unsigned char **__restrict in, unsigned n, unsigned idx, unsigned key);
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unsigned vbgeteq64( unsigned char **__restrict in, unsigned n, unsigned idx, uint64_t key);
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//---------------------- Delta encoding/decoding sorted array ---------------------------------------------
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//-- Increasing integer array. out[i] = out[i-1] + in[i]
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unsigned char *vbdenc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
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unsigned char *vbddec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
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unsigned char *vbdenc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
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unsigned char *vbddec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
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unsigned char *vbdenc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, uint64_t start);
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unsigned char *vbddec64( unsigned char *__restrict in, unsigned n, uint64_t *__restrict out, uint64_t start);
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//-- Get value stored at index idx (idx:0...n-1)
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unsigned short vbdgetx16( unsigned char *__restrict in, unsigned idx, unsigned short start);
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unsigned vbdgetx32( unsigned char *__restrict in, unsigned idx, unsigned start);
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uint64_t vbdgetx64( unsigned char *__restrict in, unsigned idx, uint64_t start);
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//-- Search and return index of next value equal to key or n when no key value found
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// ex. unsigned idx;unsigned char *ip; for(idx=0,ip=in;;) { if((idx = vgeteq32(&ip, idx, 4321))>=n) break; printf("found at %u ", idx); }
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unsigned vbdgetgeq16( unsigned char **__restrict in, unsigned n, unsigned idx, unsigned short *key, unsigned short start);
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unsigned vbdgetgeq32( unsigned char **__restrict in, unsigned n, unsigned idx, unsigned *key, unsigned start);
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unsigned vbdgetgeq64( unsigned char **__restrict in, unsigned n, unsigned idx, uint64_t *key, uint64_t start);
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//-- Strictly increasing (never remaining constant or decreasing) integer array. out[i] = out[i-1] + in[i] + 1
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unsigned char *vbd1enc16(unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
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unsigned char *vbd1enc32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
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unsigned char *vbd1enc64(uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, uint64_t start);
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unsigned char *vbd1dec16(unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
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unsigned char *vbd1dec32(unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
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unsigned char *vbd1dec64(unsigned char *__restrict in, unsigned n, uint64_t *__restrict out, uint64_t start);
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//-- Get value stored at index idx (idx:0...n-1)
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unsigned short vbd1getx16( unsigned char *__restrict in, unsigned idx, unsigned short start);
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unsigned vbd1getx32( unsigned char *__restrict in, unsigned idx, unsigned start);
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uint64_t vbd1getx64( unsigned char *__restrict in, unsigned idx, uint64_t start);
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//-- Search and return index of next value equal to key or n when no key value found
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// ex. unsigned idx;unsigned char *ip; for(idx=0,ip=in;;) { if((idx = vgeteq32(&ip, idx, 4321))>=n) break; printf("found at %u ", idx); }
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unsigned vbd1getgeq16( unsigned char **__restrict in, unsigned n, unsigned idx, unsigned short *key, unsigned short start);
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unsigned vbd1getgeq32( unsigned char **__restrict in, unsigned n, unsigned idx, unsigned *key, unsigned start);
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unsigned vbd1getgeq64( unsigned char **__restrict in, unsigned n, unsigned idx, uint64_t *key, uint64_t start);
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//---------------------- Zigzag encoding/decoding for unsorted integer lists.
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unsigned char *vbzenc8( unsigned char *__restrict in, unsigned n, unsigned char *__restrict out, unsigned char start);
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unsigned char *vbzdec8( unsigned char *__restrict in, unsigned n, unsigned char *__restrict out, unsigned char start);
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unsigned char *vbzenc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
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unsigned char *vbzdec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
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unsigned char *vbzenc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
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unsigned char *vbzdec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
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unsigned char *vbzenc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, uint64_t start);
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unsigned char *vbzdec64( unsigned char *__restrict in, unsigned n, uint64_t *__restrict out, uint64_t start);
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//---------------------- XOR encoding/decoding for unsorted integer lists.
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unsigned char *vbxenc8( unsigned char *__restrict in, unsigned n, unsigned char *__restrict out, unsigned char start);
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unsigned char *vbxdec8( unsigned char *__restrict in, unsigned n, unsigned char *__restrict out, unsigned char start);
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unsigned char *vbxenc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
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unsigned char *vbxdec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
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unsigned char *vbxenc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
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unsigned char *vbxdec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
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unsigned char *vbxenc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, uint64_t start);
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unsigned char *vbxdec64( unsigned char *__restrict in, unsigned n, uint64_t *__restrict out, uint64_t start);
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//---------------------- Delta of delta encoding/decoding for unsorted integer lists.
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unsigned char *vbddenc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
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unsigned char *vbdddec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
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unsigned char *vbddenc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
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unsigned char *vbdddec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
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unsigned char *vbddenc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, uint64_t start);
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unsigned char *vbdddec64( unsigned char *__restrict in, unsigned n, uint64_t *__restrict out, uint64_t start);
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//-- Get value stored at index idx (idx:0...n-1)
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unsigned short vbzgetx16( unsigned char *__restrict in, unsigned idx, unsigned short start);
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unsigned vbzgetx32( unsigned char *__restrict in, unsigned idx, unsigned start);
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uint64_t vbzgetx64( unsigned char *__restrict in, unsigned idx, uint64_t start);
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//-- Search and return index of next value equal to key or n when no key value found
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// ex. unsigned idx;unsigned char *ip; for(idx=0,ip=in;;) { if((idx = vgeteq32(&ip, idx, 4321))>=n) break; printf("found at %u ", idx); }
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/*unsigned vbzgeteq15( unsigned char **__restrict in, unsigned n, unsigned idx, unsigned short key, unsigned start);
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unsigned vbzgeteq16( unsigned char **__restrict in, unsigned n, unsigned idx, unsigned short key, unsigned start);
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unsigned vbzgeteq32( unsigned char **__restrict in, unsigned n, unsigned idx, unsigned key, unsigned start);
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unsigned vbzgeteq64( unsigned char **__restrict in, unsigned n, unsigned idx, uint64_t key, unsigned start);*/
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//-------------------------- TurboByte (SIMD Group varint) --------------------------------------------------------------
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size_t v8len32(const uint32_t *in, size_t n);
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size_t v8len16(const uint16_t *in, size_t n);
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unsigned char *v8enc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out); //TurboByte
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unsigned char *v8dec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out);
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unsigned char *v8enc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out);
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unsigned char *v8dec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out);
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//------ delta ---------
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unsigned char *v8denc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
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unsigned char *v8ddec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
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unsigned char *v8denc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
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unsigned char *v8ddec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
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//------ delta 1 -------
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unsigned char *v8d1enc16(unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
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unsigned char *v8d1dec16(unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
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unsigned char *v8d1enc32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
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unsigned char *v8d1dec32(unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
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//------- zigzag -------
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unsigned char *v8zenc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
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unsigned char *v8zdec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
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unsigned char *v8zenc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
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unsigned char *v8zdec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
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//------- xor ----------
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unsigned char *v8xenc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
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unsigned char *v8xenc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
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unsigned char *v8xdec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
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unsigned char *v8xdec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
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//-------------------------- TurboByte Hybrid (SIMD Group varint) + Bitpacking -------------------------------------------
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size_t v8nenc16( uint16_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8ndec16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8nenc32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8ndec32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8ndenc16( uint16_t *__restrict in, size_t n, unsigned char *__restrict out); // delta
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size_t v8nddec16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8ndenc32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nddec32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8nd1enc16(uint16_t *__restrict in, size_t n, unsigned char *__restrict out); // delta 1
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size_t v8nd1dec16(unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8nd1enc32(uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nd1dec32(unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8nzenc16( uint16_t *__restrict in, size_t n, unsigned char *__restrict out); // zigzag delta
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size_t v8nzdec16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8nzenc32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nzdec32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8nxenc16( uint16_t *__restrict in, size_t n, unsigned char *__restrict out); // xor
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size_t v8nxdec16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8nxenc32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nxdec32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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//------------- sse / neon ----------------------------------------------------------------------------
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size_t v8nenc128v16( uint16_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8ndec128v16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8nenc128v32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8ndec128v32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8ndenc128v16( uint16_t *__restrict in, size_t n, unsigned char *__restrict out); // delta
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size_t v8nddec128v16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8ndenc128v32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nddec128v32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8nd1enc128v16(uint16_t *__restrict in, size_t n, unsigned char *__restrict out); // delta 1
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size_t v8nd1dec128v16(unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8nd1enc128v32(uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nd1dec128v32(unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8nzenc128v16( uint16_t *__restrict in, size_t n, unsigned char *__restrict out); // zigzag delta
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size_t v8nzdec128v16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8nzenc128v32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nzdec128v32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8nxenc128v16( uint16_t *__restrict in, size_t n, unsigned char *__restrict out); // xor
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size_t v8nxdec128v16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
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size_t v8nxenc128v32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nxdec128v32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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//------------- avx2 ------------------------------------------------------------------------------------
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size_t v8nenc256v32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8ndec256v32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8ndenc256v32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nddec256v32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8nd1enc256v32(uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nd1dec256v32(unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8nzenc256v32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nzdec256v32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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size_t v8nxenc256v32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
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size_t v8nxdec256v32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
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#ifdef __cplusplus
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}
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#endif
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