hcq/TurboPFor-Integer-Compression
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powturbo
2015-06-28 13:25:43 +02:00
parent d1d7e68c20
commit 93e49ee443
1 changed files with 33 additions and 13 deletions
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44
icbench.c
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@ -115,7 +115,7 @@ enum { P_CPY, // copy
P_PCK, P_PCKR, P_PCKV, P_SIMDV, P_FOR, // bit packing
P_SV, P_S16, P_S64, // simple family: , simpleV, simple16, simple-8b
P_P4D, P_P4DR, P_OPTP4, // PFor, PForDelta
P_FORLIB, // For
P_LIBFOR, // For
P_LZT, P_LZTB, P_LZ4, // lz77
P_BLOSC_SHUF, P_BLOSC_LZ, P_BLOSC_LZ4, P_BLOSC_ZLIB, // https://github.com/Blosc/c-blosc
P_ZZAG, P_TRSP, P_TRSPV, // transform
@ -157,8 +157,8 @@ unsigned char *beenc(unsigned *in, size_t n, unsigned char *out, int id, int b)
case P_PCKR:
case P_PCK: if(b < 0) { BITSIZE32(in, n, b); *out++ = b; } return bitpack32(in, n, out, b);
case P_PCKV: if(b < 0) { BITSIZE32(in, n, b); *out++ = b; } return n != 128?bitpack32(in, n, out, b):bitpackv32(in, n, out, b);
#ifdef _FORLIB
case P_FORLIB: return out + for_compress_unsorted(in, out, n);
#ifdef _LIBFOR
case P_LIBFOR: return out + for_compress_unsorted(in, out, n);
#endif
case P_SIMDV: if(n < 128) return vbyteenc(in, n, (unsigned *)out); else { if(b < 0) b = maxbits(in), *out++ = b; return simdpackwn(in, n, b, (unsigned *)out); }
@ -226,8 +226,8 @@ unsigned char *bedec(unsigned char *in, size_t n, unsigned *out, int id, int b)
case P_PCKV: if(b < 0) b = *in++; return n != 128?bitunpack32(in, n, out, b):bitunpackv32(in, n, out, b);
case P_SIMDV: if(n < 128) return vbytedec(in, n, out); else { if(b < 0) b = *in++; return simdunpackn( (unsigned *)in, n, b, out); }
#ifdef _FORLIB
case P_FORLIB: return in + for_uncompress(in, out, n);
#ifdef _LIBFOR
case P_LIBFOR: return in + for_uncompress(in, out, n);
#endif
//---------- transpose + lz77 ----------------------
#ifdef _TRANSFORM
@ -318,8 +318,8 @@ unsigned char *besenc(unsigned *in, size_t n, unsigned char *out, int id, int mo
case P_SIMDV:
if(n < 129) { bitdelta32( in, n, pa, -mode, mode); return vbyteenc((unsigned *)pa, n, (unsigned *)out); }
else { b = simdmaxbitsd1(in[0], in+1); vbput32(out, in[0]); *out++=b; return simdpackwn1((unsigned *)(in+1), n-1, b, in[0], (unsigned *)out); }
#ifdef _FORLIB
case P_FORLIB: return out + for_compress_sorted(in, out, n);
#ifdef _LIBFOR
case P_LIBFOR: return out + for_compress_sorted(in, out, n);
#endif
#endif
// --------- transpose + lz77 ------------------------------------------------------------------------------------------------
@ -409,8 +409,8 @@ unsigned char *besdec(unsigned char *in, size_t n, unsigned *out, int id, int mo
case P_SIMDV:
if(n < 129) { in = vbytedec(in, n, out); bitundx32(out, n, -mode, mode); }
else { _vbget32(in, x, *out = x); b = *in++; in = simdunpackn1((uint32_t *)in, n-1, b, out[0], out+1); } break;
#ifdef _FORLIB
case P_FORLIB: return in + for_uncompress(in, out, n);
#ifdef _LIBFOR
case P_LIBFOR: return in + for_uncompress(in, out, n);
#endif
#endif
//---------- transpose + lz77 ----------------------
@ -547,8 +547,8 @@ struct libss libss[] = {
{ P_PCKR, "TurboForDA", PACK_SIZE },
{ P_SIMDV, "SIMDPackFPF", 128 },
#ifdef _FORLIB
{ P_FORLIB, "ForLib", PACK_SIZE },
#ifdef _LIBFOR
{ P_LIBFOR, "LibFor", PACK_SIZE },
#endif
//------ Variable byte -----
{ P_VB, "TurboVbyte" },
@ -607,7 +607,7 @@ struct libss libss[] = {
#define MB 1000000
int verb = 0, xcheck=2; unsigned xbits[33];
enum { T_TST, T_TXT, T_CHAR, T_BYTE };
enum { T_TST, T_TXT, T_CHAR, T_BYTE, T_DBL };
struct libs { int id,err,size; char *s,*v; unsigned long long l, c[33]; double tc,td; };
struct libs libs[64],slibs[64];
@ -967,6 +967,26 @@ int main(int argc, char *argv[]) { int r;
in[n++] = c;
}
}
case T_DBL: { //Test floating pint decomposition
double c,*din = NULL; n=0;
while(fread(&c, 8, 1, fi)>0) { printf("%e\n", c);
if(!din || n >= nmax) {
nmax = nmax?(nmax << 1):(1<<20);
din = realloc(din, nmax*sizeof(c)+OVD); if(!din) die("malloc err=%u", nmax);
}
din[n++] = c;
}
double *dcpy = malloc(n*sizeof(dcpy[0]));
uint64_t *mantissa = malloc(n*sizeof(mantissa[0]));
unsigned *sign = malloc(n*sizeof(sign[0]));
unsigned *exp = malloc(n*sizeof(exp[0])); if(!mantissa || !exp || !sign || !dcpy) die("alloc error\n");
bitdouble( din, n, sign, exp, mantissa);
bitundouble( sign, exp, mantissa, n, dcpy);
int i; for(i=0;i < n; i++) { printf("%d,%d,%llu,%e,%e\n", sign[i], exp[i], din[i], dcpy[i]); if(din[i]!=dcpy[i]) die("check error at %d %e %e\n", i, din[i], dcpy[i]); }
free(din); free(mantissa); free(exp); free(sign); free(dcpy);
exit(0);
}
default: die("unkown data format\n");
}
fclose(fi);