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bench: slightly adjusted display format

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adapt accuracy depending on value.
makes it possible to have higher accuracy for small value,
notably small compression speed.
This capability is expected to be useful while modifying optimal parser.
This commit is contained in:
Yann Collet 2017-11-18 15:54:32 -08:00
parent fccb46fbe0
commit daebc7fe26
1 changed files with 19 additions and 8 deletions
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27
programs/bench.c
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@ -356,9 +356,14 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
{ U32 blockNb; for (blockNb=0; blockNb<nbBlocks; blockNb++) cSize += blockTable[blockNb].cSize; }
ratio = (double)srcSize / (double)cSize;
markNb = (markNb+1) % NB_MARKS;
DISPLAYLEVEL(2, "%2s-%-17.17s :%10u ->%10u (%5.3f),%6.1f MB/s\r",
marks[markNb], displayName, (U32)srcSize, (U32)cSize,
ratio, (double)srcSize / fastestC );
{ int const ratioAccuracy = (ratio < 10.) ? 3 : 2;
double const compressionSpeed = (double)srcSize / fastestC;
int const cSpeedAccuracy = (compressionSpeed < 10.) ? 2 : 1;
DISPLAYLEVEL(2, "%2s-%-17.17s :%10u ->%10u (%5.*f),%6.*f MB/s\r",
marks[markNb], displayName, (U32)srcSize, (U32)cSize,
ratioAccuracy, ratio,
cSpeedAccuracy, compressionSpeed );
}
} else { /* g_decodeOnly */
memcpy(compressedBuffer, srcBuffer, loadedCompressedSize);
}
@ -403,10 +408,16 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
} }
markNb = (markNb+1) % NB_MARKS;
DISPLAYLEVEL(2, "%2s-%-17.17s :%10u ->%10u (%5.3f),%6.1f MB/s ,%6.1f MB/s\r",
marks[markNb], displayName, (U32)srcSize, (U32)cSize, ratio,
(double)srcSize / fastestC,
(double)srcSize / fastestD );
{ int const ratioAccuracy = (ratio < 10.) ? 3 : 2;
double const compressionSpeed = (double)srcSize / fastestC;
int const cSpeedAccuracy = (compressionSpeed < 10.) ? 2 : 1;
double const decompressionSpeed = (double)srcSize / fastestD;
DISPLAYLEVEL(2, "%2s-%-17.17s :%10u ->%10u (%5.*f),%6.*f MB/s ,%6.1f MB/s \r",
marks[markNb], displayName, (U32)srcSize, (U32)cSize,
ratioAccuracy, ratio,
cSpeedAccuracy, compressionSpeed,
decompressionSpeed);
}
/* CRC Checking */
{ U64 const crcCheck = XXH64(resultBuffer, srcSize, 0);
@ -448,7 +459,7 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
#endif
} /* for (testNb = 1; testNb <= (g_nbSeconds + !g_nbSeconds); testNb++) */
if (g_displayLevel == 1) {
if (g_displayLevel == 1) { /* hidden display mode -q, used by python speed benchmark */
double cSpeed = (double)srcSize / fastestC;
double dSpeed = (double)srcSize / fastestD;
if (g_additionalParam)