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TurboPFor: Bit Pack/UnPack c/c++ header

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2017-01-29 14:09:46 +01:00
parent d03f8d4426
commit a54b44dadc
1 changed files with 22 additions and 3 deletions
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25
bitpack.h
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@ -47,6 +47,12 @@ size_t bitnd1pack16( uint16_t *__restrict in, size_t n, unsigned char *__restri
size_t bitnd1pack32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
size_t bitnd1pack64( uint64_t *__restrict in, size_t n, unsigned char *__restrict out);
size_t bitnzpack8( uint8_t *__restrict in, size_t n, unsigned char *__restrict out);
size_t bitnzpack16( uint16_t *__restrict in, size_t n, unsigned char *__restrict out);
size_t bitnzpack32( uint32_t *__restrict in, size_t n, unsigned char *__restrict out);
size_t bitnzpack64( uint64_t *__restrict in, size_t n, unsigned char *__restrict out);
size_t bitnunpack8( unsigned char *__restrict in, size_t n, uint8_t *__restrict out);
size_t bitnunpack16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
size_t bitnunpack32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
@ -62,6 +68,11 @@ size_t bitnd1unpack16(unsigned char *__restrict in, size_t n, uint16_t *__restri
size_t bitnd1unpack32(unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
size_t bitnd1unpack64(unsigned char *__restrict in, size_t n, uint64_t *__restrict out);
size_t bitnzunpack8( unsigned char *__restrict in, size_t n, uint8_t *__restrict out);
size_t bitnzunpack16( unsigned char *__restrict in, size_t n, uint16_t *__restrict out);
size_t bitnzunpack32( unsigned char *__restrict in, size_t n, uint32_t *__restrict out);
size_t bitnzunpack64( unsigned char *__restrict in, size_t n, uint64_t *__restrict out);
//******** Bit Packing Low level API ****************************************************************
// bipackNN: Pack array with n unsigned (NN bits in[n]) values to the buffer out using nbits per value. Return value = end of compressed buffer out
unsigned char *bitpack8( uint8_t *__restrict in, unsigned n, const unsigned char *__restrict out , unsigned b);
@ -102,11 +113,15 @@ unsigned char *bitzpack64( uint64_t *__restrict in, unsigned n, const unsigned
unsigned char *bitpack128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out , unsigned b);
unsigned char *bitdpack128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitd1pack128v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitfpack128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitf1pack128v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitzpack128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitpack256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out , unsigned b);
unsigned char *bitdpack256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitd1pack256v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitfpack256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitf1pack256v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitzpack256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
//********************************** Bit Packing : Unpack ****************************************************************
@ -132,14 +147,14 @@ unsigned char *bitunpack64( const unsigned char *__restrict in, unsigned n, uint
#include "conf.h"
// Get a single 32 bits value with index "idx" (or bit index b*idx) from packed integer array
static ALWAYS_INLINE unsigned bitgetx32(const unsigned char *__restrict in, unsigned idx, unsigned b) { unsigned bidx = b*idx; return bzhi64( ctou64((unsigned *)in+(bidx>>5)) >> (bidx&0x1f), b ); }
static ALWAYS_INLINE unsigned _bitgetx32(const unsigned char *__restrict in, unsigned bidx, unsigned b) { return bzhi64( ctou64((unsigned *)in+(bidx>>5)) >> (bidx&0x1f), b ); }
static ALWAYS_INLINE unsigned bitgetx32(const unsigned char *__restrict in, unsigned idx, unsigned b) { unsigned bidx = b*idx; return bzhi64( ctou64((uint32_t *)in+(bidx>>5)) >> (bidx&0x1f), b ); }
static ALWAYS_INLINE unsigned _bitgetx32(const unsigned char *__restrict in, uint64_t bidx, unsigned b) { return bzhi64( ctou64((uint32_t *)in+(bidx>>5)) >> (bidx&0x1f), b ); }
// like bitgetx32 but for 16 bits integer array
static ALWAYS_INLINE unsigned bitgetx8( const unsigned char *__restrict in, unsigned idx, unsigned b) { unsigned bidx = b*idx; return bzhi32( ctou16((uint16_t *)in+(bidx>>4)) >> (bidx& 0xf), b ); }
static ALWAYS_INLINE unsigned _bitgetx8( const unsigned char *__restrict in, unsigned bidx, unsigned b) { return bzhi32( ctou16((uint16_t *)in+(bidx>>4)) >> (bidx& 0xf), b ); }
static ALWAYS_INLINE unsigned bitgetx16(const unsigned char *__restrict in, unsigned idx, unsigned b) { unsigned bidx = b*idx; return bzhi32( ctou32((uint32_t *)in+(bidx>>4)) >> (bidx& 0xf), b ); }
static ALWAYS_INLINE unsigned _bitgetx16(const unsigned char *__restrict in, unsigned bidx, unsigned b) { return bzhi32( ctou32((unsigned *)in+(bidx>>4)) >> (bidx& 0xf), b ); }
static ALWAYS_INLINE unsigned _bitgetx16(const unsigned char *__restrict in, unsigned bidx, unsigned b) { return bzhi32( ctou32((uint32_t *)in+(bidx>>4)) >> (bidx& 0xf), b ); }
// Set a single value with index "idx"
static ALWAYS_INLINE void bitsetx16(const unsigned char *__restrict in, unsigned idx, unsigned v, unsigned b) { unsigned bidx = b*idx; unsigned *p = (unsigned *) in+(bidx>>4) ; *p = ( *p & ~(((1u <<b)-1) << (bidx& 0xf)) ) | v<<(bidx& 0xf);}
@ -185,11 +200,15 @@ unsigned char *bitunpack128v32( const unsigned char *__restrict in, unsigned n,
unsigned char *bitzunpack128v32( const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitdunpack128v32( const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitd1unpack128v32(const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitfunpack128v32( const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitf1unpack128v32(const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitunpack256v32( const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned b);
unsigned char *bitzunpack256v32( const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitdunpack256v32( const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitd1unpack256v32(const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitfunpack256v32( const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitf1unpack256v32(const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);
unsigned char *bitunpack128h32( const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned b);
unsigned char *bitzunpack128h32( const unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start, unsigned b);