TurboPFor: Floating Point/Integer encode/decode
This commit is contained in:
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563
fp.c
563
fp.c
@ -21,61 +21,80 @@
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- twitter : https://twitter.com/powturbo
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- email : powturbo [_AT_] gmail [_DOT_] com
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**/
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// "Floating Point + Integer Compression. "
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// "Floating Point + Integer Compression (All integer compression functions can be used for float/double and vice versa)"
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#ifndef USIZE
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#pragma warning( disable : 4005)
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#pragma warning( disable : 4090)
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#pragma warning( disable : 4068)
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#define BITUTIL_IN
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#include "conf.h"
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#include "vp4.h"
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#include "bitutil.h"
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#include "fp.h"
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// ------------------ bitio compression ---------------------------
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#define bitdef( _bw_,_br_) uint64_t _bw_=0; unsigned _br_=0
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#define bitini( _bw_,_br_) _bw_=_br_=0
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#define bitput( _bw_,_br_,_nb_,__x) _bw_ += (uint64_t)(__x) << _br_, _br_ += (_nb_)
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#define bitenorm( _bw_,_br_,_op_) ctou64(_op_) = _bw_; _op_ += (_br_>>3), _bw_ >>=(_br_&~7), _br_ &= 7
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#define bitflush( _bw_,_br_,_op_) ctou64(_op_) = _bw_, _op_ += (_br_+7)>>3, _bw_=_br_=0
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// ------------------ bitio genaral macros ---------------------------
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#ifdef __AVX2__
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#if defined(_MSC_VER) && !defined(__INTEL_COMPILER)
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#if defined(_MSC_VER) && !defined(__INTEL_COMPILER)
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#include <intrin.h>
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#else
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#else
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#include <x86intrin.h>
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#endif
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#if !(defined(_M_X64) || defined(__amd64__)) && (defined(__i386__) || defined(_M_IX86))
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#define _bzhi_u64(_u_, _b_) ((_u_) & ((1ull<<(_b_))-1))
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#endif
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#endif
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#define bzhi_u32(_u_, _b_) _bzhi_u32(_u_, _b_)
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#if !(defined(_M_X64) || defined(__amd64__)) && (defined(__i386__) || defined(_M_IX86))
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#define bzhi_u64(_u_, _b_) ((_u_) & ((1ull<<(_b_))-1))
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#else
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#define bzhi_u64(_u_, _b_) _bzhi_u64(_u_, _b_)
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#endif
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#else
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#define _bzhi_u64(_u_, _b_) ((_u_) & ((1ull<<(_b_))-1))
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#define _bzhi_u32(_u_, _b_) ((_u_) & ((1u <<(_b_))-1))
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#define bzhi_u64(_u_, _b_) ((_u_) & ((1ull<<(_b_))-1))
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#define bzhi_u32(_u_, _b_) ((_u_) & ((1u <<(_b_))-1))
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#endif
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#define bitpeek64( _bw_,_br_,_nb_) _bzhi_u64(_bw_>>_br_, _nb_)
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#define bitpeek( _bw_,_br_) (_bw_>>_br_)
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#define BZHI64(_u_, _b_) (_b_ == 64?0xffffffffffffffffull:((_u_) & ((1ull<<(_b_))-1)))
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#define BZHI32(_u_, _b_) (_b_ == 32? 0xffffffffu :((_u_) & ((1u <<(_b_))-1)))
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#define bitdef( _bw_,_br_) uint64_t _bw_=0; unsigned _br_=0
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#define bitini( _bw_,_br_) _bw_=_br_=0
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//-- bitput ---------
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#define bitput( _bw_,_br_,_nb_,_x_) _bw_ += (uint64_t)(_x_) << _br_, _br_ += (_nb_)
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#define bitenorm( _bw_,_br_,_op_) ctou64(_op_) = _bw_; _op_ += (_br_>>3), _bw_ >>=(_br_&~7), _br_ &= 7
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#define bitflush( _bw_,_br_,_op_) ctou64(_op_) = _bw_, _op_ += (_br_+7)>>3, _bw_=_br_=0
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//-- bitget ---------
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#define bitbw( _bw_,_br_) (_bw_>>_br_)
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#define bitrmv( _bw_,_br_,_nb_) _br_ += _nb_
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#define bitget( _bw_,_br_,_nb_,_x_) _x_ = bitpeek64(_bw_, _br_, _nb_), bitrmv(_bw_, _br_, _nb_)
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#define bitdnorm( _bw_,_br_,_ip_) _bw_ = ctou64(_ip_ += (_br_>>3)), _br_ &= 7
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#define bitalign( _bw_,_br_,_ip_) (_ip_ += (_br_+7)>>3)
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#define bitput8( bw,br,_b_,_x_,_op_) bitput(bw,br,_b_,_x_)
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#define bitput16(bw,br,_b_,_x_,_op_) bitput(bw,br,_b_,_x_)
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#define bitput32(bw,br,_b_,_x_,_op_) bitput(bw,br,_b_,_x_)
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#define bitput64(bw,br,_b_,_x_,_op_) if((_b_)>45) { bitput(bw,br,(_b_)-32, (_x_)>>32); bitenorm(bw,br,_op_); bitput(bw,br,32,(unsigned)(_x_)); } else bitput(bw,br,_b_,_x_)
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#define BITPEEK32( _bw_,_br_,_nb_) BZHI32(bitbw(_bw_,_br_), _nb_)
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#define BITGET32( _bw_,_br_,_nb_,_x_) _x_ = BITPEEK32(_bw_, _br_, _nb_), bitrmv(_bw_, _br_, _nb_)
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#define BITPEEK64( _bw_,_br_,_nb_) BZHI64(bitbw(_bw_,_br_), _nb_)
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#define BITGET64( _bw_,_br_,_nb_,_x_) _x_ = BITPEEK64(_bw_, _br_, _nb_), bitrmv(_bw_, _br_, _nb_)
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#define bitget8( bw,br,_b_,_x_,_ip_) bitget(bw,br,_b_,_x_)
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#define bitget16(bw,br,_b_,_x_,_ip_) bitget(bw,br,_b_,_x_)
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#define bitget32(bw,br,_b_,_x_,_ip_) bitget(bw,br,_b_,_x_)
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#define bitget64(bw,br,_b_,_x_,_ip_) if((_b_)>45) { unsigned _v; bitget(bw,br,(_b_)-32,_x_); bitdnorm(bw,br,_ip_); bitget(bw,br,32,_v); _x_ = _x_<<32|_v; } else bitget(bw,br,_b_,_x_)
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#define bitpeek57( _bw_,_br_,_nb_) bzhi_u64(bitbw(_bw_,_br_), _nb_)
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#define bitget57( _bw_,_br_,_nb_,_x_) _x_ = bitpeek57(_bw_, _br_, _nb_), bitrmv(_bw_, _br_, _nb_)
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#define bitpeek31( _bw_,_br_,_nb_) bzhi_u32(bitbw(_bw_,_br_), _nb_)
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#define bitget31( _bw_,_br_,_nb_,_x_) _x_ = bitpeek31(_bw_, _br_, _nb_), bitrmv(_bw_, _br_, _nb_)
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//------------------ templates -----------------------------------
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#define bitput8( _bw_,_br_,_b_,_x_,_op_) bitput(_bw_,_br_,_b_,_x_)
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#define bitput16(_bw_,_br_,_b_,_x_,_op_) bitput(_bw_,_br_,_b_,_x_)
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#define bitput32(_bw_,_br_,_b_,_x_,_op_) bitput(_bw_,_br_,_b_,_x_)
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#define bitput64(_bw_,_br_,_b_,_x_,_op_) if((_b_)>45) { bitput(_bw_,_br_,(_b_)-32, (_x_)>>32); bitenorm(_bw_,_br_,_op_); bitput(_bw_,_br_,32,(unsigned)(_x_)); } else bitput(_bw_,_br_,_b_,_x_)
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//------------------------------------------------------------------
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#define bitget8( _bw_,_br_,_b_,_x_,_ip_) bitget31(_bw_,_br_,_b_,_x_)
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#define bitget16(_bw_,_br_,_b_,_x_,_ip_) bitget31(_bw_,_br_,_b_,_x_)
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#define bitget32(_bw_,_br_,_b_,_x_,_ip_) bitget57(_bw_,_br_,_b_,_x_)
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#define bitget64(_bw_,_br_,_b_,_x_,_ip_) if((_b_)>45) { unsigned _v; bitget57(_bw_,_br_,(_b_)-32,_x_); bitdnorm(_bw_,_br_,_ip_); BITGET64(_bw_,_br_,32,_v); _x_ = _x_<<32|_v; } else bitget57(_bw_,_br_,_b_,_x_)
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//---------------------- template generation --------------------------------------------
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#define VSIZE 128
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#define P4ENC p4enc
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#define P4DEC p4dec
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#define P4ENC p4enc
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#define P4DEC p4dec
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#define P4ENCV p4enc
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#define P4DECV p4dec
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#define NL 18
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#define N4 17 // must be > 16
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@ -88,6 +107,9 @@
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#define USIZE 8
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#include "fp.c"
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#define P4ENCV p4enc128v
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#define P4DECV p4dec128v
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#define N_0 3
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#define N_1 5
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@ -111,56 +133,26 @@
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#define USIZE 64
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#include "fp.c"
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#else
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#else //-------------------------------------- Template functions ------------------------------------------------------------
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#define XENC(u,h,_usize_) ((u)^(h))
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#define XDEC(u,h,_usize_) ((u)^(h))
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#define ZENC(_u_ , _h_, _usize_) TEMPLATE2(zigzagenc,_usize_)((_u_)-(_h_))
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#define ZDEC(_u_ , _h_, _usize_) (TEMPLATE2(zigzagdec,_usize_)(_u_)+(_h_))
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#define XORENC( _u_, _pu_, _usize_) ((_u_)^(_pu_)) // xor predictor
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#define XORDEC( _u_, _pu_, _usize_) ((_u_)^(_pu_))
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#define ZZAGENC(_u_, _pu_, _usize_) TEMPLATE2(zigzagenc,_usize_)((_u_)-(_pu_)) //zigzag predictor
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#define ZZAGDEC(_u_, _pu_, _usize_) (TEMPLATE2(zigzagdec,_usize_)(_u_)+(_pu_))
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#define uint_t TEMPLATE3(uint, USIZE, _t)
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#define int_t TEMPLATE3(int, USIZE, _t)
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//---- Last value Predictor. (same as p4zenc)
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size_t TEMPLATE2(fppenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
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uint_t _p[VSIZE+32], *ip, *p;
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unsigned char *op = out;
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#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ip[i]; p[i] = ZENC(u, start,_usize_); start = u; }
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for(ip = in; ip != in + (n&~(VSIZE-1)); ) {
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for(p = _p; p != &_p[VSIZE]; p+=4,ip+=4) { FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); }
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op = TEMPLATE2(P4ENC,USIZE)(_p, VSIZE, op); __builtin_prefetch(ip+512, 0);
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}
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if(n = (in+n)-ip) {
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for(p = _p; p != &_p[n]; p++,ip++) FE(0,USIZE);
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op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
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}
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return op - out;
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}
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size_t TEMPLATE2(fppdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t start) {
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uint_t *op, _p[VSIZE+32],*p;
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unsigned char *ip = in;
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#define FD(i,_usize_) { TEMPLATE3(uint, USIZE, _t) u = ZDEC(p[i], start,_usize_); op[i] = u; start = u; }
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for(op = out; op != out+(n&~(VSIZE-1)); ) { __builtin_prefetch(ip+512, 0);
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for(ip = TEMPLATE2(P4DEC,USIZE)(ip, VSIZE, _p), p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
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}
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if(n = (out+n) - op)
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for(ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p), p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
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return ip - in;
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}
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// zigzag of delta
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size_t TEMPLATE2(fpzzenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
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uint_t _p[VSIZE+32], *ip, *p, pd = 0;
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//-------- TurboPFor Zigzag of zigzag for unsorted/sorted integer/floating point array ---------------------------------------
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size_t TEMPLATE2(p4nzzenc128v,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
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uint_t _p[VSIZE+32], *ip, *p, pd = 0;
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unsigned char *op = out;
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#define FE(i,_usize_) { TEMPLATE3(uint, USIZE, _t) u = ip[i]; start = u-start; p[i] = ZENC(start,pd,_usize_); pd = start; start = u; }
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#define FE(i,_usize_) { TEMPLATE3(uint, USIZE, _t) u = ip[i]; start = u-start; p[i] = ZZAGENC(start,pd,_usize_); pd = start; start = u; }
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for(ip = in; ip != in + (n&~(VSIZE-1)); ) {
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for(p = _p; p != &_p[VSIZE]; p+=4,ip+=4) { FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); }
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op = TEMPLATE2(P4ENC,USIZE)(_p, VSIZE, op); __builtin_prefetch(ip+512, 0);
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}
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op = TEMPLATE2(P4ENCV,USIZE)(_p, VSIZE, op); PREFETCH(ip+512,0);
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}
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if(n = (in+n)-ip) {
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for(p = _p; p != &_p[n]; p++,ip++) FE(0,USIZE);
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op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
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@ -168,37 +160,210 @@ size_t TEMPLATE2(fpzzenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t
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return op - out;
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}
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size_t TEMPLATE2(fpzzdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t start) {
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uint_t _p[VSIZE+32],*p, *op, pd=0;
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size_t TEMPLATE2(p4nzzdec128v,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t start) {
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uint_t _p[VSIZE+32],*p, *op, pd=0;
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unsigned char *ip = in;
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#define FD(i,_usize_) { TEMPLATE3(uint, USIZE, _t) u = ZDEC(p[i],start+pd,_usize_); op[i] = u; pd = u - start; start = u; }
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for(op = out; op != out+(n&~(VSIZE-1)); ) { __builtin_prefetch(ip+512, 0);
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for(ip = TEMPLATE2(P4DEC,USIZE)(ip, VSIZE, _p), p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
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#define FD(i,_usize_) { TEMPLATE3(uint, USIZE, _t) u = ZZAGDEC(p[i],start+pd,_usize_); op[i] = u; pd = u - start; start = u; }
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for(op = out; op != out+(n&~(VSIZE-1)); ) { PREFETCH(ip+512,0);
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for(ip = TEMPLATE2(P4DECV,USIZE)(ip, VSIZE, _p), p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
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}
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if(n = (out+n) - op)
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for(ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p), p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
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return ip - in;
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}
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/*---------------- TurboFloat XOR: last value Predictor with TurboPFor ---------------------------------------------------------
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Compress significantly (115% - 160%) better than Facebook's Gorilla algorithm for values
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BEST results are obtained with LOSSY COMPRESSION (using fppad32/fppad64 in bitutil.c)
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1: XOR value with previous value. We may have now leading (for common sign/exponent bits) + mantissa trailing zero bits
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2: Eliminate the common block leading zeros of sign/exponent by shifting all values in the block to left
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3: reverse values to bring the mantissa trailing zero bits to left for better compression with TurboPFor
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*/
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size_t TEMPLATE2(fpxenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
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uint_t _p[VSIZE+32], *ip, *p;
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unsigned char *op = out;
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#if defined(__AVX2__) && USIZE >= 32
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#define _mm256_set1_epi64(a) _mm256_set1_epi64x(a)
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__m256i sv = TEMPLATE2(_mm256_set1_epi, USIZE)(start);
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#elif (defined(__SSSE3__) || defined(__ARM_NEON)) && (USIZE == 16 || USIZE == 32)
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#define _mm_set1_epi64(a) _mm_set1_epi64x(a)
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__m128i sv = TEMPLATE2(_mm_set1_epi, USIZE)(start);
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#endif
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#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ip[i]; p[i] = XORENC(u, start,_usize_); b |= p[i]; start = u; }
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for(ip = in; ip != in + (n&~(VSIZE-1)); ) { uint_t b = 0;
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#if defined(__AVX2__) && USIZE >= 32
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__m256i bv = _mm256_setzero_si256();
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for(p = _p; p != &_p[VSIZE]; p+=64/(USIZE/8),ip+=64/(USIZE/8)) {
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__m256i v0 = _mm256_loadu_si256((__m256i *) ip);
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__m256i v1 = _mm256_loadu_si256((__m256i *)(ip+32/(USIZE/8)));
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sv = TEMPLATE2(mm256_xore_epi, USIZE)(v0,sv); bv = _mm256_or_si256(bv, sv); _mm256_storeu_si256((__m256i *) p, sv); sv = v0;
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sv = TEMPLATE2(mm256_xore_epi, USIZE)(v1,sv); bv = _mm256_or_si256(bv, sv); _mm256_storeu_si256((__m256i *)(p+32/(USIZE/8)), sv); sv = v1;
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}
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start = (uint_t)TEMPLATE2(_mm256_extract_epi,USIZE)(sv, 256/USIZE-1);
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b = TEMPLATE2(mm256_hor_epi, USIZE)(bv);
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#elif (defined(__SSSE3__) || defined(__ARM_NEON)) && (USIZE == 16 || USIZE == 32)
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__m128i bv = _mm_setzero_si128();
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for(p = _p; p != &_p[VSIZE]; p+=32/(USIZE/8),ip+=32/(USIZE/8)) {
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__m128i v0 = _mm_loadu_si128((__m128i *) ip);
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__m128i v1 = _mm_loadu_si128((__m128i *)(ip+16/(USIZE/8)));
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sv = TEMPLATE2(mm_xore_epi, USIZE)(v0,sv); bv = _mm_or_si128(bv, sv); _mm_storeu_si128((__m128i *) p, sv); sv = v0;
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sv = TEMPLATE2(mm_xore_epi, USIZE)(v1,sv); bv = _mm_or_si128(bv, sv); _mm_storeu_si128((__m128i *)(p+16/(USIZE/8)), sv); sv = v1;
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}
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start = (uint_t)TEMPLATE2(_mm_cvtsi128_si,USIZE)(_mm_srli_si128(sv,16-USIZE/8));
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b = TEMPLATE2(mm_hor_epi, USIZE)(bv);
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#else
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for(p = _p; p != &_p[VSIZE]; p+=4,ip+=4) { FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); }
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#endif
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*op++ = b = TEMPLATE2(clz,USIZE)(b);
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#define TR(i,_usize_) p[i] = TEMPLATE2(rbit,_usize_)(p[i]<<b)
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#if defined(__AVX2__) && USIZE >= 32
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for(p = _p; p != &_p[VSIZE]; p+=64/(USIZE/8)) {
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__m256i v0 = _mm256_loadu_si256((__m256i *)p);
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__m256i v1 = _mm256_loadu_si256((__m256i *)(p+32/(USIZE/8)));
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v0 = TEMPLATE2(_mm256_slli_epi, USIZE)(v0,b);
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v1 = TEMPLATE2(_mm256_slli_epi, USIZE)(v1,b);
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v0 = TEMPLATE2( mm256_rbit_epi, USIZE)(v0);
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v1 = TEMPLATE2( mm256_rbit_epi, USIZE)(v1);
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_mm256_storeu_si256((__m256i *) p, v0);
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_mm256_storeu_si256((__m256i *)(p+32/(USIZE/8)), v1);
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}
|
||||
#elif (defined(__SSSE3__) || defined(__ARM_NEON)) && (USIZE == 16 || USIZE == 32)
|
||||
for(p = _p; p != &_p[VSIZE]; p+=32/(USIZE/8)) {
|
||||
__m128i v0 = _mm_loadu_si128((__m128i *) p);
|
||||
__m128i v1 = _mm_loadu_si128((__m128i *)(p+16/(USIZE/8)));
|
||||
v0 = TEMPLATE2(_mm_slli_epi, USIZE)(v0,b);
|
||||
v0 = TEMPLATE2( mm_rbit_epi, USIZE)(v0);
|
||||
v1 = TEMPLATE2(_mm_slli_epi, USIZE)(v1,b);
|
||||
v1 = TEMPLATE2( mm_rbit_epi, USIZE)(v1);
|
||||
_mm_storeu_si128((__m128i *) p, v0);
|
||||
_mm_storeu_si128((__m128i *)(p+16/(USIZE/8)), v1);
|
||||
}
|
||||
#else
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4) { TR(0,USIZE); TR(1,USIZE); TR(2,USIZE); TR(3,USIZE); }
|
||||
#endif
|
||||
op = TEMPLATE2(P4ENCV,USIZE)(_p, VSIZE, op); PREFETCH(ip+512,0);
|
||||
}
|
||||
if(n = (in+n)-ip) { uint_t b = 0;
|
||||
for(p = _p; p != &_p[n]; p++,ip++) FE(0,USIZE);
|
||||
b = TEMPLATE2(clz,USIZE)(b);
|
||||
*op++ = b;
|
||||
for(p = _p; p != &_p[n]; p++) TR(0,USIZE);
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
|
||||
}
|
||||
return op - out;
|
||||
}
|
||||
|
||||
size_t TEMPLATE2(fpxdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t start) {
|
||||
uint_t *op, _p[VSIZE+32],*p;
|
||||
unsigned char *ip = in;
|
||||
#if defined(__AVX2__) && USIZE >= 32
|
||||
#define _mm256_set1_epi64(a) _mm256_set1_epi64x(a)
|
||||
__m256i sv = TEMPLATE2(_mm256_set1_epi, USIZE)(start);
|
||||
#elif (defined(__SSSE3__) || defined(__ARM_NEON)) && (USIZE == 16 || USIZE == 32)
|
||||
#define _mm_set1_epi64(a) _mm_set1_epi64x(a)
|
||||
__m128i sv = TEMPLATE2(_mm_set1_epi, USIZE)(start);
|
||||
#endif
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, USIZE, _t) u = p[i]; u = TEMPLATE2(rbit,_usize_)(u)>>b; u = XORDEC(u, start,_usize_); op[i] = start = u; }
|
||||
for(op = out; op != out+(n&~(VSIZE-1)); ) { PREFETCH(ip+512,0);
|
||||
unsigned b = *ip++; ip = TEMPLATE2(P4DECV,USIZE)(ip, VSIZE, _p);
|
||||
|
||||
#if defined(__AVX2__) && USIZE >= 32
|
||||
for(p = _p; p != &_p[VSIZE]; p+=64/(USIZE/8),op+=64/(USIZE/8)) {
|
||||
__m256i v0 = _mm256_loadu_si256((__m256i *)p);
|
||||
__m256i v1 = _mm256_loadu_si256((__m256i *)(p+32/(USIZE/8)));
|
||||
v0 = TEMPLATE2( mm256_rbit_epi, USIZE)(v0);
|
||||
v1 = TEMPLATE2( mm256_rbit_epi, USIZE)(v1);
|
||||
v0 = TEMPLATE2(_mm256_srli_epi, USIZE)(v0,b);
|
||||
v1 = TEMPLATE2(_mm256_srli_epi, USIZE)(v1,b);
|
||||
v0 = TEMPLATE2( mm256_xord_epi, USIZE)(v0,sv);
|
||||
sv = TEMPLATE2( mm256_xord_epi, USIZE)(v1,v0);
|
||||
_mm256_storeu_si256((__m256i *)op, v0);
|
||||
_mm256_storeu_si256((__m256i *)(op+32/(USIZE/8)), sv);
|
||||
}
|
||||
start = (uint_t)TEMPLATE2(_mm256_extract_epi,USIZE)(sv, 256/USIZE-1);
|
||||
#elif (defined(__SSSE3__) || defined(__ARM_NEON)) && (USIZE == 16 || USIZE == 32)
|
||||
for(p = _p; p != &_p[VSIZE]; p+=32/(USIZE/8),op+=32/(USIZE/8)) {
|
||||
__m128i v0 = _mm_loadu_si128((__m128i *)p);
|
||||
__m128i v1 = _mm_loadu_si128((__m128i *)(p+16/(USIZE/8)));
|
||||
v0 = TEMPLATE2( mm_rbit_epi, USIZE)(v0);
|
||||
v0 = TEMPLATE2(_mm_srli_epi, USIZE)(v0,b);
|
||||
v0 = TEMPLATE2( mm_xord_epi, USIZE)(v0,sv);
|
||||
v1 = TEMPLATE2( mm_rbit_epi, USIZE)(v1);
|
||||
v1 = TEMPLATE2(_mm_srli_epi, USIZE)(v1,b);
|
||||
sv = TEMPLATE2( mm_xord_epi, USIZE)(v1,v0);
|
||||
_mm_storeu_si128((__m128i *) op, v0);
|
||||
_mm_storeu_si128((__m128i *)(op+16/(USIZE/8)), sv);
|
||||
}
|
||||
start = (uint_t)TEMPLATE2(_mm_cvtsi128_si,USIZE)(_mm_srli_si128(sv,16-USIZE/8));
|
||||
#else
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
|
||||
#endif
|
||||
}
|
||||
if(n = (out+n) - op) {
|
||||
uint_t b = *ip++;
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p), p = _p; p < &_p[n]; p++,op++) FD(0,USIZE);
|
||||
}
|
||||
return ip - in;
|
||||
}
|
||||
|
||||
//-------- TurboFloat FCM: Finite Context Method Predictor ---------------------------------------------------------------
|
||||
#define HBITS 13 //15
|
||||
#define HASH64(_h_,_u_) (((_h_)<<5 ^ (_u_)>>50) & ((1u<<HBITS)-1))
|
||||
#define HASH32(_h_,_u_) (((_h_)<<4 ^ (_u_)>>23) & ((1u<<HBITS)-1))
|
||||
#define HASH16(_h_,_u_) (((_h_)<<3 ^ (_u_)>>12) & ((1u<<HBITS)-1))
|
||||
#define HASH8( _h_,_u_) (((_h_)<<2 ^ (_u_)>> 5) & ((1u<<HBITS)-1))
|
||||
|
||||
//---- FCM: Finite Context Method Predictor
|
||||
size_t TEMPLATE2(fpfcmenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
|
||||
uint_t htab[1<<HBITS] = {0}, _p[VSIZE+32], *ip, h = 0, *p;
|
||||
uint_t htab[1<<HBITS] = {0}, _p[VSIZE+32], *ip, h = 0, *p;
|
||||
unsigned char *op = out;
|
||||
|
||||
#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ip[i]; p[i] = ZENC(u, htab[h],_usize_); htab[h] = u; h = TEMPLATE2(HASH,_usize_)(h,u); }
|
||||
for(ip = in; ip != in + (n&~(VSIZE-1)); ) {
|
||||
#if defined(__AVX2__) && USIZE >= 32
|
||||
#define _mm256_set1_epi64(a) _mm256_set1_epi64x(a)
|
||||
__m256i sv = TEMPLATE2(_mm256_set1_epi, USIZE)(start);
|
||||
#elif (defined(__SSSE3__) || defined(__ARM_NEON)) && (USIZE == 16 || USIZE == 32)
|
||||
#define _mm_set1_epi64(a) _mm_set1_epi64x(a)
|
||||
__m128i sv = TEMPLATE2(_mm_set1_epi, USIZE)(start);
|
||||
#endif
|
||||
|
||||
for(ip = in; ip != in + (n&~(VSIZE-1)); ) { uint_t b = 0;
|
||||
#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ip[i]; p[i] = XORENC(u, htab[h],_usize_); b |= p[i]; htab[h] = u; h = TEMPLATE2(HASH,_usize_)(h,u); }
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4,ip+=4) { FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); }
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, VSIZE, op); __builtin_prefetch(ip+512, 0);
|
||||
*op++ = b = TEMPLATE2(clz,USIZE)(b);
|
||||
#if defined(__AVX2__) && USIZE >= 32
|
||||
for(p = _p; p != &_p[VSIZE]; p+=64/(USIZE/8)) {
|
||||
__m256i v0 = _mm256_loadu_si256((__m256i *)p);
|
||||
__m256i v1 = _mm256_loadu_si256((__m256i *)(p+32/(USIZE/8)));
|
||||
v0 = TEMPLATE2(_mm256_slli_epi, USIZE)(v0,b);
|
||||
v1 = TEMPLATE2(_mm256_slli_epi, USIZE)(v1,b);
|
||||
v0 = TEMPLATE2( mm256_rbit_epi, USIZE)(v0);
|
||||
v1 = TEMPLATE2( mm256_rbit_epi, USIZE)(v1);
|
||||
_mm256_storeu_si256((__m256i *) p, v0);
|
||||
_mm256_storeu_si256((__m256i *)(p+32/(USIZE/8)), v1);
|
||||
}
|
||||
#elif (defined(__SSSE3__) || defined(__ARM_NEON)) && (USIZE == 16 || USIZE == 32)
|
||||
for(p = _p; p != &_p[VSIZE]; p+=32/(USIZE/8)) {
|
||||
__m128i v0 = _mm_loadu_si128((__m128i *) p);
|
||||
__m128i v1 = _mm_loadu_si128((__m128i *)(p+16/(USIZE/8)));
|
||||
v0 = TEMPLATE2(_mm_slli_epi, USIZE)(v0,b);
|
||||
v0 = TEMPLATE2( mm_rbit_epi, USIZE)(v0);
|
||||
v1 = TEMPLATE2(_mm_slli_epi, USIZE)(v1,b);
|
||||
v1 = TEMPLATE2( mm_rbit_epi, USIZE)(v1);
|
||||
_mm_storeu_si128((__m128i *) p, v0);
|
||||
_mm_storeu_si128((__m128i *)(p+16/(USIZE/8)), v1);
|
||||
}
|
||||
#else
|
||||
#define TR(i,_usize_) p[i] = TEMPLATE2(rbit,_usize_)(p[i]<<b)
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4) { TR(0,USIZE); TR(1,USIZE); TR(2,USIZE); TR(3,USIZE); }
|
||||
#endif
|
||||
op = TEMPLATE2(P4ENCV,USIZE)(_p, VSIZE, op); PREFETCH(ip+512,0);
|
||||
}
|
||||
if(n = (in+n)-ip) {
|
||||
if(n = (in+n)-ip) { uint_t b = 0;
|
||||
for(p = _p; p != &_p[n]; p++,ip++) FE(0,USIZE);
|
||||
b = TEMPLATE2(clz,USIZE)(b);
|
||||
*op++ = b;
|
||||
for(p = _p; p != &_p[n]; p++) TR(0,USIZE);
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
|
||||
}
|
||||
return op - out;
|
||||
@ -207,58 +372,90 @@ size_t TEMPLATE2(fpfcmenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_
|
||||
size_t TEMPLATE2(fpfcmdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t start) {
|
||||
uint_t *op, htab[1<<HBITS] = {0}, h = 0, _p[VSIZE+32],*p;
|
||||
unsigned char *ip = in;
|
||||
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ZDEC(p[i], htab[h],_usize_); op[i] = u; htab[h] = u; h = TEMPLATE2(HASH,_usize_)(h,u); }
|
||||
for(op = (uint_t*)out; op != out+(n&~(VSIZE-1)); ) { __builtin_prefetch(ip+512, 0);
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, VSIZE, _p), p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
|
||||
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = p[i]; u = TEMPLATE2(rbit,_usize_)(u)>>b;\
|
||||
u = XORDEC(u, htab[h], _usize_); op[i] = u; htab[h] = u; h = TEMPLATE2(HASH,_usize_)(h,u);\
|
||||
}
|
||||
for(op = (uint_t*)out; op != out+(n&~(VSIZE-1)); ) { PREFETCH(ip+512,0);
|
||||
unsigned b = *ip++; ip = TEMPLATE2(P4DECV,USIZE)(ip, VSIZE, _p);
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
|
||||
}
|
||||
if(n = ((uint_t *)out+n) - op) {
|
||||
unsigned b = *ip++; ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p);
|
||||
for(p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
|
||||
}
|
||||
if(n = ((uint_t *)out+n) - op)
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p), p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
|
||||
return ip - in;
|
||||
}
|
||||
|
||||
// DFCM: Differential Finite Context Method Predictor
|
||||
//-------- TurboFloat DFCM: Differential Finite Context Method Predictor ----------------------------------------------------------
|
||||
size_t TEMPLATE2(fpdfcmenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
|
||||
uint_t *ip, _p[VSIZE+32], h = 0, *p, htab[1<<HBITS] = {0};
|
||||
unsigned char *op = out;
|
||||
|
||||
#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ip[i]; p[i] = ZENC(u, (htab[h]+start),_usize_); htab[h] = start = u - start; h = TEMPLATE2(HASH,_usize_)(h,start); start = u; }
|
||||
for(ip = in; ip != in + (n&~(VSIZE-1)); ) {
|
||||
#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ip[i]; p[i] = XORENC(u, (htab[h]+start),_usize_); b |= p[i]; \
|
||||
htab[h] = start = u - start; h = TEMPLATE2(HASH,_usize_)(h,start); start = u;\
|
||||
}
|
||||
for(ip = in; ip != in + (n&~(VSIZE-1)); ) { uint_t b;
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4,ip+=4) { FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); }
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, VSIZE, op); __builtin_prefetch(ip+512, 0);
|
||||
#define TR(i,_usize_) p[i] = TEMPLATE2(rbit,_usize_)(p[i]<<b)
|
||||
b = TEMPLATE2(clz,USIZE)(b);
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4) { TR(0,USIZE); TR(1,USIZE); TR(2,USIZE); TR(3,USIZE); }
|
||||
*op++ = b; op = TEMPLATE2(P4ENCV,USIZE)(_p, VSIZE, op); PREFETCH(ip+512,0);
|
||||
}
|
||||
if(n = (in+n)-ip) {
|
||||
if(n = (in+n)-ip) { uint_t b;
|
||||
for(p = _p; p != &_p[n]; p++,ip++) FE(0,USIZE);
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
|
||||
b = TEMPLATE2(clz,USIZE)(b);
|
||||
for(p = _p; p != &_p[n]; p++) TR(0,USIZE);
|
||||
*op++ = b; op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
|
||||
}
|
||||
return op - out;
|
||||
}
|
||||
|
||||
size_t TEMPLATE2(fpdfcmdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t start) {
|
||||
uint_t _p[VSIZE+32], *op, h = 0, *p, htab[1<<HBITS] = {0};
|
||||
uint_t _p[VSIZE+32], *op, h = 0, *p, htab[1<<HBITS] = {0};
|
||||
unsigned char *ip = in;
|
||||
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ZDEC(p[i], (htab[h]+start),_usize_); op[i] = u; htab[h] = start = u-start; h = TEMPLATE2(HASH,_usize_)(h,start); start = u; }
|
||||
for(op = (uint_t*)out; op != out+(n&~(VSIZE-1)); ) { __builtin_prefetch(ip+512, 0);
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, VSIZE, _p), p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = TEMPLATE2(rbit,_usize_)(p[i])>>b; u = XORDEC(u, (htab[h]+start),_usize_); \
|
||||
op[i] = u; htab[h] = start = u-start; h = TEMPLATE2(HASH,_usize_)(h,start); start = u;\
|
||||
}
|
||||
for(op = (uint_t*)out; op != out+(n&~(VSIZE-1)); ) { PREFETCH(ip+512,0);
|
||||
uint_t b = *ip++;
|
||||
ip = TEMPLATE2(P4DECV,USIZE)(ip, VSIZE, _p);
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
|
||||
}
|
||||
if(n = ((uint_t *)out+n) - op) {
|
||||
uint_t b = *ip++;
|
||||
ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p);
|
||||
for(p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
|
||||
}
|
||||
if(n = ((uint_t *)out+n) - op)
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p), p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
|
||||
return ip - in;
|
||||
}
|
||||
|
||||
size_t TEMPLATE2(fp2dfcmenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) { // 2d fcm
|
||||
//-------- TurboFloat 2D DFCM: Differential Finite Context Method Predictor ----------------------------------------------------------
|
||||
size_t TEMPLATE2(fp2dfcmenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
|
||||
uint_t *ip, _p[VSIZE+32], h = 0, *p, htab[1<<HBITS] = {0},start0=start; start=0;
|
||||
unsigned char *op = out;
|
||||
|
||||
#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ip[i]; p[i] = ZENC(u, (htab[h]+start),_usize_); htab[h] = start = u - start; h = TEMPLATE2(HASH,_usize_)(h,start); start = start0; start0 = u; }
|
||||
for(ip = in; ip != in + (n&~(VSIZE-1)); ) {
|
||||
#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ip[i]; p[i] = XORENC(u, (htab[h]+start),_usize_); b |= p[i]; \
|
||||
htab[h] = start = u - start; h = TEMPLATE2(HASH,_usize_)(h,start); start = start0; start0 = u;\
|
||||
}
|
||||
#define TR(i,_usize_) p[i] = TEMPLATE2(rbit,_usize_)(p[i]<<b)
|
||||
|
||||
for(ip = in; ip != in + (n&~(VSIZE-1)); ) {
|
||||
uint_t b;
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4,ip+=4) { FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); }
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, VSIZE, op); __builtin_prefetch(ip+512, 0);
|
||||
b = TEMPLATE2(clz,USIZE)(b);
|
||||
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4) { TR(0,USIZE); TR(1,USIZE); TR(2,USIZE); TR(3,USIZE); }
|
||||
*op++ = b; op = TEMPLATE2(P4ENCV,USIZE)(_p, VSIZE, op); PREFETCH(ip+512,0);
|
||||
}
|
||||
if(n = (in+n)-ip) {
|
||||
if(n = (in+n)-ip) {
|
||||
uint_t b;
|
||||
for(p = _p; p != &_p[n]; p++,ip++) FE(0,USIZE);
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
|
||||
b = TEMPLATE2(clz,USIZE)(b);
|
||||
|
||||
for(p = _p; p != &_p[n]; p++) TR(0,USIZE);
|
||||
*op++ = b; op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
|
||||
}
|
||||
return op - out;
|
||||
}
|
||||
@ -267,28 +464,37 @@ size_t TEMPLATE2(fp2dfcmdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uin
|
||||
uint_t _p[VSIZE+32], *op, h = 0, *p, htab[1<<HBITS] = {0},start0=start; start=0; ;
|
||||
unsigned char *ip = in;
|
||||
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = ZDEC(p[i], (htab[h]+start),_usize_); op[i] = u; htab[h] = start = u-start; h = TEMPLATE2(HASH,_usize_)(h,start); start = start0; start0 = u; }
|
||||
for(op = (uint_t*)out; op != out+(n&~(VSIZE-1)); ) { __builtin_prefetch(ip+512, 0);
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, VSIZE, _p), p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, _usize_, _t) u = TEMPLATE2(rbit,_usize_)(p[i])>>b; u = XORDEC(u, (htab[h]+start),_usize_);\
|
||||
op[i] = u; htab[h] = start = u-start; h = TEMPLATE2(HASH,_usize_)(h,start); start = start0; start0 = u;\
|
||||
}
|
||||
|
||||
for(op = (uint_t*)out; op != out+(n&~(VSIZE-1)); ) { PREFETCH(ip+512,0);
|
||||
uint_t b = *ip++;
|
||||
ip = TEMPLATE2(P4DECV,USIZE)(ip, VSIZE, _p);
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
|
||||
}
|
||||
if(n = ((uint_t *)out+n) - op) {
|
||||
uint_t b = *ip++;
|
||||
ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p);
|
||||
for(p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
|
||||
}
|
||||
if(n = ((uint_t *)out+n) - op)
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p), p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
|
||||
return ip - in;
|
||||
}
|
||||
|
||||
// Improved Gorilla (see Facebook paper) style Floating point compression + RLE
|
||||
#define bitput2(bw,br, _n1_, _n2_, _x_) {\
|
||||
if(!_x_) bitput(bw,br, 1, 1);/*1*/\
|
||||
else if( _x_ < (1<< (_n1_-1))) bitput(bw,br, _n1_+2,_x_<<2|2);/*10*/\
|
||||
else bitput(bw,br, _n2_+2,_x_<<2 );/*00*/\
|
||||
//-------- TurboGorilla : Improved Gorilla style (see Facebook paper) Floating point compression with bitio ------------------------------------
|
||||
#define bitput2(_bw_,_br_, _n1_, _n2_, _x_) {\
|
||||
if(!_x_) bitput(_bw_,_br_, 1, 1);/*1*/\
|
||||
else if( _x_ < (1<< (_n1_-1))) bitput(_bw_,_br_, _n1_+2,_x_<<2|2);/*10*/\
|
||||
else bitput(_bw_,_br_, _n2_+2,_x_<<2 );/*00*/\
|
||||
}
|
||||
|
||||
#define bitget2(bw,br, _n1_, _n2_, _x_) { _x_ = bitpeek(bw,br);\
|
||||
if(_x_ & 1) bitrmv(bw,br, 0+1), _x_ = 0;\
|
||||
else if(_x_ & 2) bitrmv(bw,br,_n1_+2), _x_ = BZHI32(_x_>>2, _n1_);\
|
||||
else bitrmv(bw,br,_n2_+2), _x_ = BZHI32(_x_>>2, _n2_);\
|
||||
#define bitget2(_bw_,_br_, _n1_, _n2_, _x_) { _x_ = bitbw(_bw_,_br_);\
|
||||
if(_x_ & 1) bitrmv(_bw_,_br_, 0+1), _x_ = 0;\
|
||||
else if(_x_ & 2) bitrmv(_bw_,_br_,_n1_+2), _x_ = BZHI32(_x_>>2, _n1_);\
|
||||
else bitrmv(_bw_,_br_,_n2_+2), _x_ = BZHI32(_x_>>2, _n2_);\
|
||||
}
|
||||
|
||||
#define BSIZE(_usize_) (_usize_==64?6:(_usize_==32?5:(_usize_==16?4:3)))
|
||||
size_t TEMPLATE2(fpgenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
|
||||
uint_t *ip;
|
||||
unsigned ol = 0,ot = 0;
|
||||
@ -296,15 +502,15 @@ size_t TEMPLATE2(fpgenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t
|
||||
bitdef(bw,br);
|
||||
if(start) { ol = TEMPLATE2(clz,USIZE)(start); ot = TEMPLATE2(ctz,USIZE)(start); }
|
||||
|
||||
#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) z = XENC(ip[i], start,_usize_); start = ip[i];\
|
||||
#define FE(i,_usize_) { TEMPLATE3(uint, _usize_, _t) z = XORENC(ip[i], start,_usize_); start = ip[i];\
|
||||
if(likely(!z)) bitput( bw,br, 1, 1);\
|
||||
else { unsigned t = TEMPLATE2(ctz,_usize_)(z), l = TEMPLATE2(clz,_usize_)(z); /*l = l>31?31:l;*/\
|
||||
else { unsigned t = TEMPLATE2(ctz,_usize_)(z), l = TEMPLATE2(clz,_usize_)(z);\
|
||||
unsigned s = _usize_ - l - t, os = _usize_ - ol - ot;\
|
||||
if(l >= ol && t >= ot && os < 6+5+s) { bitput( bw,br, 2, 2); z>>=ot; TEMPLATE2(bitput,_usize_)(bw,br, os, z,op); }\
|
||||
else { bitput( bw,br, 2+6, l<<2); bitput2(bw,br, N_0, N_1, t); z>>= t; bitenorm(bw,br,op);TEMPLATE2(bitput,_usize_)(bw,br, s, z,op); ol = l; ot = t; } \
|
||||
if(l >= ol && t >= ot && os < 6+5+s) { bitput( bw,br, 2, 2); TEMPLATE2(bitput,_usize_)(bw,br, os, z>>ot,op); }\
|
||||
else { bitput( bw,br, 2+BSIZE(_usize_), l<<2); bitput2(bw,br, N_0, N_1, t); bitenorm(bw,br,op);TEMPLATE2(bitput,_usize_)(bw,br, s, z>>t,op); ol = l; ot = t; }\
|
||||
} bitenorm(bw,br,op);\
|
||||
}
|
||||
for(ip = in; ip != in + (n&~(4-1)); ip+=4) { __builtin_prefetch(ip+512, 0); FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); }
|
||||
for(ip = in; ip != in + (n&~(4-1)); ip+=4) { PREFETCH(ip+512,0); FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); }
|
||||
for( ; ip != in + n ; ip++) FE(0,USIZE);
|
||||
bitflush(bw,br,op);
|
||||
return op - out;
|
||||
@ -317,19 +523,22 @@ size_t TEMPLATE2(fpgdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t
|
||||
bitdef(bw,br);
|
||||
if(start) { ol = TEMPLATE2(clz,USIZE)(start); ot = TEMPLATE2(ctz,USIZE)(start); }
|
||||
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, _usize_, _t) z=0; unsigned _x; bitget(bw,br,1,_x); \
|
||||
if(likely(!_x)) { bitget(bw,br,1,_x);\
|
||||
if(!_x) { bitget(bw,br,6,ol); bitget2(bw,br, N_0, N_1, ot); bitdnorm(bw,br,ip);} TEMPLATE2(bitget,_usize_)(bw,br,_usize_ - ol - ot,z,ip); z<<=ot;\
|
||||
} op[i] = start = XDEC(z, start,_usize_); bitdnorm(bw,br,ip);\
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, _usize_, _t) z=0; unsigned _x; BITGET32(bw,br,1,_x); \
|
||||
if(likely(!_x)) { BITGET32(bw,br,1,_x);\
|
||||
if(!_x) { BITGET32(bw,br,BSIZE(_usize_),ol); bitget2(bw,br, N_0, N_1, ot); bitdnorm(bw,br,ip); }\
|
||||
TEMPLATE2(bitget,_usize_)(bw,br,_usize_ - ol - ot,z,ip);\
|
||||
z<<=ot;\
|
||||
} op[i] = start = XORDEC(z, start,_usize_); bitdnorm(bw,br,ip);\
|
||||
}
|
||||
for(bitdnorm(bw,br,ip),op = out; op != out+(n&~(4-1)); op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); __builtin_prefetch(ip+512, 0); }
|
||||
for(bitdnorm(bw,br,ip),op = out; op != out+(n&~(4-1)); op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); PREFETCH(ip+512,0); }
|
||||
for( ; op != out+n; op++) FD(0,USIZE);
|
||||
bitalign(bw,br,ip);
|
||||
return ip - in;
|
||||
}
|
||||
|
||||
//------ Zigzag of zigzag with bitio for timestamps with bitio ------------------------------------------------------------------------------------------
|
||||
// Improved Gorilla style compression with sliding zigzag of delta + RLE + overflow handling for timestamps in time series.
|
||||
// more than 300 times better compression and several times faster
|
||||
// More than 300 times better compression and several times faster
|
||||
#define OVERFLOW if(op >= out_) { *out++ = 1<<4; /*bitini(bw,br); bitput(bw,br,4+3,1<<4); bitflush(bw,br,out);*/ memcpy(out,in,n*sizeof(in[0])); return 1+n*sizeof(in[0]); }
|
||||
|
||||
size_t TEMPLATE2(bvzzenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
|
||||
@ -355,7 +564,7 @@ size_t TEMPLATE2(bvzzenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t
|
||||
start = ip[0] - start; dd = start-pd; pd = start; start = ip[0]; if(dd) goto a; ip++;
|
||||
start = ip[0] - start; dd = start-pd; pd = start; start = ip[0]; if(dd) goto a; ip++;
|
||||
start = ip[0] - start; dd = start-pd; pd = start; start = ip[0]; if(dd) goto a; ip++;
|
||||
start = ip[0] - start; dd = start-pd; pd = start; start = ip[0]; if(dd) goto a; ip++; __builtin_prefetch(ip+256, 0);
|
||||
start = ip[0] - start; dd = start-pd; pd = start; start = ip[0]; if(dd) goto a; ip++; PREFETCH(ip+256,0);
|
||||
continue;
|
||||
a:;
|
||||
FE(pp,ip, dd, op,USIZE);
|
||||
@ -382,11 +591,11 @@ size_t TEMPLATE2(bvzzdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t
|
||||
unsigned char *ip = in;
|
||||
|
||||
bitdef(bw,br);
|
||||
for(bitdnorm(bw,br,ip); op < out+n; ) { __builtin_prefetch(ip+384, 0);
|
||||
for(bitdnorm(bw,br,ip); op < out+n; ) { PREFETCH(ip+384,0);
|
||||
#if USIZE == 64
|
||||
uint_t dd = bitpeek(bw,br);
|
||||
uint_t dd = bitbw(bw,br);
|
||||
#else
|
||||
uint32_t dd = bitpeek(bw,br);
|
||||
uint32_t dd = bitbw(bw,br);
|
||||
#endif
|
||||
if(dd & 1) bitrmv(bw,br, 0+1), dd = 0;
|
||||
else if(dd & 2) bitrmv(bw,br,N2+2), dd = BZHI32(dd>>2, N2);
|
||||
@ -394,13 +603,13 @@ size_t TEMPLATE2(bvzzdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t
|
||||
else if(dd & 8) bitrmv(bw,br,N4+4), dd = BZHI32(dd>>4, N4);
|
||||
else {
|
||||
unsigned b; uint_t *_op; uint64_t r;
|
||||
bitget(bw,br, 4+3, b);
|
||||
BITGET32(bw,br, 4+3, b);
|
||||
if((b>>=4) <= 1) {
|
||||
if(b==1) { // No compression, because of overflow
|
||||
memcpy(out,in+1, n*sizeof(out[0]));
|
||||
return 1+n*sizeof(out[0]);
|
||||
}
|
||||
bitget(bw,br,3,b); bitget64(bw,br,(b+1)<<3,r,ip); bitdnorm(bw,br,ip);//RLE //r+=NL; while(r--) *op++=(start+=pd);
|
||||
BITGET32(bw,br,3,b); bitget32(bw,br,(b+1)<<3,r,ip); bitdnorm(bw,br,ip);//RLE //r+=NL; while(r--) *op++=(start+=pd);
|
||||
#if (defined(__SSE2__) /*|| defined(__ARM_NEON)*/) && USIZE == 32
|
||||
__m128i sv = _mm_set1_epi32(start), cv = _mm_set_epi32(4*pd,3*pd,2*pd,1*pd);
|
||||
for(r += NL, _op = op; op != _op+(r&~7);) {
|
||||
@ -433,7 +642,7 @@ size_t TEMPLATE2(bvzzdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t
|
||||
return ip - in;
|
||||
}
|
||||
|
||||
// Zigzag delta with bit/io + RLE
|
||||
//-------- Zigzag with bit/io + RLE --------------------------------------------------------------------------
|
||||
size_t TEMPLATE2(bvzenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
|
||||
uint_t *ip = in, *pp = in,dd;
|
||||
unsigned char *op = out, *out_ = out+n*sizeof(in[0]);
|
||||
@ -457,7 +666,7 @@ size_t TEMPLATE2(bvzenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t
|
||||
dd = ip[0] - start; start = ip[0]; if(dd) goto a; ip++;
|
||||
dd = ip[0] - start; start = ip[0]; if(dd) goto a; ip++;
|
||||
dd = ip[0] - start; start = ip[0]; if(dd) goto a; ip++;
|
||||
dd = ip[0] - start; start = ip[0]; if(dd) goto a; ip++; __builtin_prefetch(ip+256, 0);
|
||||
dd = ip[0] - start; start = ip[0]; if(dd) goto a; ip++; PREFETCH(ip+256,0);
|
||||
continue;
|
||||
a:;
|
||||
FE(pp,ip, dd, op,USIZE);
|
||||
@ -484,11 +693,11 @@ size_t TEMPLATE2(bvzdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t
|
||||
unsigned char *ip = in;
|
||||
|
||||
bitdef(bw,br);
|
||||
for(bitdnorm(bw,br,ip); op < out+n; ) { __builtin_prefetch(ip+384, 0);
|
||||
for(bitdnorm(bw,br,ip); op < out+n; ) { PREFETCH(ip+384,0);
|
||||
#if USIZE == 64
|
||||
uint_t dd = bitpeek(bw,br);
|
||||
uint_t dd = bitbw(bw,br);
|
||||
#else
|
||||
uint32_t dd = bitpeek(bw,br);
|
||||
uint32_t dd = bitbw(bw,br);
|
||||
#endif
|
||||
if(dd & 1) bitrmv(bw,br, 0+1), dd = 0;
|
||||
else if(dd & 2) bitrmv(bw,br,N2+2), dd = BZHI32(dd>>2, N2);
|
||||
@ -496,13 +705,13 @@ size_t TEMPLATE2(bvzdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t
|
||||
else if(dd & 8) bitrmv(bw,br,N4+4), dd = BZHI32(dd>>4, N4);
|
||||
else {
|
||||
unsigned b; uint_t *_op; uint64_t r;
|
||||
bitget(bw,br, 4+3, b);
|
||||
BITGET32(bw,br, 4+3, b);
|
||||
if((b>>=4) <= 1) {
|
||||
if(b==1) { // No compression, because of overflow
|
||||
memcpy(out,in+1, n*sizeof(out[0]));
|
||||
return 1+n*sizeof(out[0]);
|
||||
}
|
||||
bitget(bw,br,3,b); bitget64(bw,br,(b+1)<<3,r,ip); bitdnorm(bw,br,ip);//RLE //r+=NL; while(r--) *op++=(start+=pd);
|
||||
BITGET32(bw,br,3,b); bitget32(bw,br,(b+1)<<3,r,ip); bitdnorm(bw,br,ip);//RLE //r+=NL; while(r--) *op++=(start+=pd);
|
||||
#if (defined(__SSE2__) || defined(__ARM_NEON)) && USIZE == 32
|
||||
__m128i sv = _mm_set1_epi32(start);
|
||||
for(r += NL, _op = op; op != _op+(r&~7);) {
|
||||
@ -526,71 +735,5 @@ size_t TEMPLATE2(bvzdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t
|
||||
bitalign(bw,br,ip);
|
||||
return ip - in;
|
||||
}
|
||||
|
||||
#if 1
|
||||
size_t TEMPLATE2(bvzaenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
|
||||
uint_t _p[VSIZE+32], *ip, *p; int_t pd=0,sum=0;
|
||||
unsigned char *op = out;
|
||||
|
||||
#define FE(i,_usize_) { TEMPLATE3(uint, USIZE, _t) u = ip[i]; start = u-start; sum+=(int_t)start; p[i] = ZENC(start,pd,_usize_); start = u; }
|
||||
for(ip = in; ip != in + (n&~(VSIZE-1)); ) {
|
||||
for(p = _p; p != &_p[VSIZE]; p+=8,ip+=8) { FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); FE(4,USIZE); FE(5,USIZE); FE(6,USIZE); FE(7,USIZE); pd = sum/8; sum = 0;}
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, VSIZE, op); __builtin_prefetch(ip+512, 0);
|
||||
}
|
||||
if(n = (in+n)-ip) {
|
||||
for(p = _p; p != &_p[n]; p++,ip++) FE(0,USIZE);
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
|
||||
}
|
||||
return op - out;
|
||||
}
|
||||
|
||||
size_t TEMPLATE2(bvzadec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t start) {
|
||||
uint_t _p[VSIZE+32],*p, *op; int_t pd=0, sum=0;
|
||||
unsigned char *ip = in;
|
||||
|
||||
#define FD(i,_usize_) { TEMPLATE3(uint, USIZE, _t) u = ZDEC(p[i],start+pd,_usize_); op[i] = u; sum += (int_t)(u-start); start = u; }
|
||||
for(op = out; op != out+(n&~(VSIZE-1)); ) { __builtin_prefetch(ip+512, 0);
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, VSIZE, _p), p = _p; p != &_p[VSIZE]; p+=8,op+=8) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); FD(4,USIZE); FD(5,USIZE); FD(6,USIZE); FD(7,USIZE); pd = sum/8; sum = 0; }
|
||||
}
|
||||
if(n = (out+n) - op)
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p), p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
|
||||
return ip - in;
|
||||
}
|
||||
|
||||
size_t TEMPLATE2(fphenc,USIZE)(uint_t *in, size_t n, unsigned char *out, uint_t start) {
|
||||
uint_t *ip, h = 0, _p[VSIZE], *p;
|
||||
uint_t level0 = start/*in[0]*/, slope0 = 0; //in[1] - in[0];
|
||||
uint_t a = 0,b = 0;
|
||||
unsigned char *op = out;
|
||||
|
||||
#define FE(i,_usize_) { uint_t u = ip[i]; p[i] = ZENC(u, level0+slope0,_usize_); uint_t level1 = a*u + (1.0-a)*(level0 + slope0); slope0 = b*(level1 - level0) + (1 - b)*slope0; level0 = level1; }
|
||||
for(ip = (uint_t *)in; ip != in + (n&~(VSIZE-1)); ) {
|
||||
for(p = _p; p != &_p[VSIZE]; p+=4,ip+=4) { FE(0,USIZE); FE(1,USIZE); FE(2,USIZE); FE(3,USIZE); }
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, VSIZE, op); __builtin_prefetch(ip+512, 0);
|
||||
}
|
||||
if(n = ((uint_t *)in+n)-ip) {
|
||||
for(p = _p; p != &_p[n]; p++,ip++) FE(0,USIZE);
|
||||
op = TEMPLATE2(P4ENC,USIZE)(_p, n, op);
|
||||
}
|
||||
return op - out;
|
||||
}
|
||||
|
||||
size_t TEMPLATE2(fphdec,USIZE)(unsigned char *in, size_t n, uint_t *out, uint_t start) {
|
||||
uint_t *op, h = 0, _p[VSIZE+32],*p;
|
||||
uint_t pred = 0, level0 = start, slope0 = 0;
|
||||
uint_t a = 0,b = 0;
|
||||
unsigned char *ip = in;
|
||||
|
||||
#define FD(i,_usize_) { uint_t u = ZDEC(p[i],(level0+slope0),_usize_); op[i] = u; uint_t level1 = a*u + (1.0-a)*(level0 + slope0); slope0 = b*(level1 - level0) + (1-b)*slope0; level0 = level1; }
|
||||
for(op = (uint_t*)out; op != out+(n&~(VSIZE-1)); ) { __builtin_prefetch(ip+512, 0);
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, VSIZE, _p), p = _p; p != &_p[VSIZE]; p+=4,op+=4) { FD(0,USIZE); FD(1,USIZE); FD(2,USIZE); FD(3,USIZE); }
|
||||
}
|
||||
if(n = ((uint_t *)out+n) - op)
|
||||
for(ip = TEMPLATE2(P4DEC,USIZE)(ip, n, _p), p = _p; p != &_p[n]; p++,op++) FD(0,USIZE);
|
||||
return ip - in;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
#undef USIZE
|
||||
#endif
|
||||
|
||||
Reference in New Issue
Block a user