daiduo/TurboPFor-Integer-Compression
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TurboPFor: Variable byte c/c++ header

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2018-03-09 17:57:52 +01:00
parent a63f80a595
commit 1e450313fb
1 changed files with 6 additions and 0 deletions
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6
vint.h
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@ -158,6 +158,10 @@ extern unsigned char _vtab32_[];
#define _vbput16(_op_, _x_, _act_) _vbput32(_op_, _x_, _act_)
#define _vbget16(_ip_, _x_, _act_) _vbget32(_ip_, _x_, _act_)
#define _vblen8(_x_) 1
#define _vbvlen8(_x_) 1
#define _vbput8(_op_, _x_, _act_) { *_op_++ = _x_; _act_; }
#define _vbget8(_ip_, _x_, _act_) { _x_ = *_ip_++; _act_; }
//----------------------------------- Variable byte: single value functions -----------------------------------------------
// ---- Variable byte length after compression
static inline unsigned vblen16(unsigned short x) { return _vblen16(x); }
@ -246,10 +250,12 @@ unsigned vbd1getgeq32( unsigned char **__restrict in, unsigned n, unsigned idx,
unsigned vbd1getgeq64( unsigned char **__restrict in, unsigned n, unsigned idx, uint64_t *key, uint64_t start);
//---------------------- Zigzag encoding/decoding for unsorted integer lists.
unsigned char *vbzenc8( unsigned char *__restrict in, unsigned n, unsigned char *__restrict out, unsigned char start);
unsigned char *vbzenc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
unsigned char *vbzenc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *vbzenc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, uint64_t start);
unsigned char *vbzdec8( unsigned char *__restrict in, unsigned n, unsigned char *__restrict out, unsigned char start);
unsigned char *vbzdec16( unsigned char *__restrict in, unsigned n, unsigned short *__restrict out, unsigned short start);
unsigned char *vbzdec32( unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
unsigned char *vbzdec64( unsigned char *__restrict in, unsigned n, uint64_t *__restrict out, uint64_t start);