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

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2023-03-13 10:40:36 +01:00
parent af2cc38fdb
commit 4de50269ba
1 changed files with 6 additions and 6 deletions
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12
include/ic_.h
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@ -253,7 +253,7 @@ struct _PACKED doubleu { double d; };
#define BZMASK32(_b_) (~(~0u << (_b_)))
#define BZMASK64(_b_) (~(~0ull << (_b_)))
#define BZHI64(_u_, _b_) ((_u_) & BZMASK64(_b_)) // b Constant
#define BZHI32(_u_, _b_) ((_u_) & BZMASK32(_b_))
#define BZHI32(_u_, _b_) ((_u_) & BZMASK32(_b_))
#define BZHI16(_u_, _b_) BZHI32(_u_, _b_)
#define BZHI8( _u_, _b_) BZHI32(_u_, _b_)
#define BEXTR32(x,start,len) (((x) >> (start)) & ((1u << (len)) - 1)) //Bit field extract (with register)
@ -266,7 +266,7 @@ struct _PACKED doubleu { double d; };
#endif
#define bzhi32(_u_, _b_) _bzhi_u32(_u_, _b_) // b variable
#define bzhi31(_u_, _b_) _bzhi_u32(_u_, _b_)
#define bextr32(x,start,len) _bextr_u32(x,start,len)
#define bextr32(x,start,len) _bextr_u32(x,start,len)
#if !(defined(_M_X64) || defined(__amd64__)) && (defined(__i386__) || defined(_M_IX86))
#define bzhi64(_u_, _b_) BZHI64(_u_, _b_)
@ -276,8 +276,8 @@ struct _PACKED doubleu { double d; };
#define bzhi63(_u_, _b_) _bzhi_u64(_u_, _b_)
#endif
#else
#define bzhi64(_u_, _b_) BZHI64(_u_, _b_)
#define bzhi63(_u_, _b_) ((_u_) & ((1ull <<(_b_))-1))
#define bzhi64(_u_, _b_) BZHI64(_u_, _b_)
#define bzhi63(_u_, _b_) ((_u_) & ((1ull <<(_b_))-1))
#define bzhi32(_u_, _b_) ((_u_) & ((1ull <<(_b_))-1))
#define bzhi31(_u_, _b_) ((_u_) & ((1 <<(_b_))-1))
#define bextr32(x,start,len) (((x) >> (start)) & ((1u << (len)) - 1)) //Bit field extract (with register)
@ -323,7 +323,7 @@ struct _PACKED doubleu { double d; };
#define die(fmt,args...) do { fprintf(stderr, "%s:%s:%d:", __FILE__, __FUNCTION__, __LINE__); fprintf(stderr, fmt, ## args ); fflush(stderr); exit(-1); } while(0)
#endif
#endif
//---- "Integer Compression" scalar variable byte -------------------------------
//----------------------------------- Variable byte: single value macros (low level) -----------------------------------------------
//------------- 32 bits -------------
@ -493,7 +493,7 @@ static ALWAYS_INLINE void vbget32(unsigned char **_ip, unsigned *_x) { unsigned
static ALWAYS_INLINE unsigned vlget32(unsigned char **_ip) { unsigned char *ip = *_ip; unsigned x; _vbget(ip, x, 32, VB_MAX, 4, 3, ;); *_ip = ip; return x; }
static ALWAYS_INLINE unsigned vllen32(unsigned x) { return _vblen( x, 32, VB_MAX, 4, 3); }
#endif
//-- Turbo VLC : Novel Variable Length Coding for large integers with exponent + mantissa