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BitUtil: c/c++ header

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2017-02-04 13:26:00 +01:00
parent de61844cdb
commit bc8d34cc3b
1 changed files with 16 additions and 1 deletions
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17
bitutil.h
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@ -63,7 +63,7 @@ static inline uint64_t zigzagenc64(int64_t x) { return x << 1 ^ x >
static inline uint64_t zigzagdec64(uint64_t x) { return x >> 1 ^ -(x & 1); } static inline uint64_t zigzagdec64(uint64_t x) { return x >> 1 ^ -(x & 1); }
#ifdef __AVX2__ #ifdef __AVX2__
#include <emmintrin.h> #include <immintrin.h>
#include <stdio.h> #include <stdio.h>
//#define DELTA256x32(_v_, _sv_,_iv_) ? //#define DELTA256x32(_v_, _sv_,_iv_) ?
@ -202,6 +202,21 @@ void bitddecn16( uint16_t *p, unsigned n, uint16_t start, uint16_t inc);
void bitddecn32( uint32_t *p, unsigned n, uint32_t start, uint32_t inc); void bitddecn32( uint32_t *p, unsigned n, uint32_t start, uint32_t inc);
void bitddecn64( uint64_t *p, unsigned n, uint64_t start, uint64_t inc); void bitddecn64( uint64_t *p, unsigned n, uint64_t start, uint64_t inc);
uint8_t bitdi8( uint8_t *in, unsigned n, uint8_t start);
uint16_t bitdi16(uint16_t *in, unsigned n, uint16_t start);
uint32_t bitdi32(uint32_t *in, unsigned n, uint32_t start);
uint64_t bitdi64(uint64_t *in, unsigned n, uint64_t start);
unsigned bitdienc8( uint8_t *in, unsigned n, uint8_t *out, uint8_t start, unsigned inc);
unsigned bitdienc16(uint16_t *in, unsigned n, uint16_t *out, uint16_t start, unsigned inc);
unsigned bitdienc32(uint32_t *in, unsigned n, uint32_t *out, uint32_t start, unsigned inc);
unsigned bitdienc64(uint64_t *in, unsigned n, uint64_t *out, uint64_t start, unsigned inc);
void bitdidec8( uint8_t *p, unsigned n, uint8_t start, uint8_t inc);
void bitdidec16( uint16_t *p, unsigned n, uint16_t start, uint16_t inc);
void bitdidec32( uint32_t *p, unsigned n, uint32_t start, uint32_t inc);
void bitdidec64( uint64_t *p, unsigned n, uint64_t start, uint64_t inc);
//------------- FOR array bit length: out[i] = in[i] - start ------------------------------------- //------------- FOR array bit length: out[i] = in[i] - start -------------------------------------
unsigned bitf32( uint32_t *in, unsigned n, uint32_t start); // sorted unsigned bitf32( uint32_t *in, unsigned n, uint32_t start); // sorted
unsigned bitf132( uint32_t *in, unsigned n, uint32_t start); unsigned bitf132( uint32_t *in, unsigned n, uint32_t start);