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added ZSTD_estimateCCtxSize()

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This commit is contained in:
Yann Collet
2016-07-11 03:12:17 +02:00
parent 677ed26aa7
commit 3ae543ce75
4 changed files with 37 additions and 19 deletions
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10
programs/paramgrill.c
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@@ -48,7 +48,7 @@
#endif
#include "mem.h"
#define ZSTD_STATIC_LINKING_ONLY /* ZSTD_parameters */
#define ZSTD_STATIC_LINKING_ONLY /* ZSTD_parameters, ZSTD_estimateCCtxSize */
#include "zstd.h"
#include "datagen.h"
#include "xxhash.h"
@@ -274,6 +274,7 @@ static size_t BMK_benchParam(BMK_result_t* resultPtr,
const int startTime =BMK_GetMilliStart();
DISPLAY("\r%79s\r", "");
memset(&params, 0, sizeof(params));
params.cParams = cParams;
params.fParams.contentSizeFlag = 0;
for (loopNb = 1; loopNb <= g_nbIterations; loopNb++) {
@@ -407,8 +408,6 @@ static void BMK_printWinners(FILE* f, const winnerInfo_t* winners, size_t srcSiz
BMK_printWinners2(stdout, winners, srcSize);
}
size_t ZSTD_sizeofCCtx(ZSTD_compressionParameters params); /* hidden interface, declared here */
static int BMK_seed(winnerInfo_t* winners, const ZSTD_compressionParameters params,
const void* srcBuffer, size_t srcSize,
ZSTD_CCtx* ctx)
@@ -442,8 +441,8 @@ static int BMK_seed(winnerInfo_t* winners, const ZSTD_compressionParameters para
double W_DMemUsed_note = W_ratioNote * ( 40 + 9*cLevel) - log((double)W_DMemUsed);
double O_DMemUsed_note = O_ratioNote * ( 40 + 9*cLevel) - log((double)O_DMemUsed);
size_t W_CMemUsed = (1 << params.windowLog) + ZSTD_sizeofCCtx(params);
size_t O_CMemUsed = (1 << winners[cLevel].params.windowLog) + ZSTD_sizeofCCtx(winners[cLevel].params);
size_t W_CMemUsed = (1 << params.windowLog) + ZSTD_estimateCCtxSize(params, srcSize);
size_t O_CMemUsed = (1 << winners[cLevel].params.windowLog) + ZSTD_estimateCCtxSize(winners[cLevel].params, srcSize);
double W_CMemUsed_note = W_ratioNote * ( 50 + 13*cLevel) - log((double)W_CMemUsed);
double O_CMemUsed_note = O_ratioNote * ( 50 + 13*cLevel) - log((double)O_CMemUsed);
@@ -453,7 +452,6 @@ static int BMK_seed(winnerInfo_t* winners, const ZSTD_compressionParameters para
double W_DSpeed_note = W_ratioNote * ( 20 + 2*cLevel) + log((double)testResult.dSpeed);
double O_DSpeed_note = O_ratioNote * ( 20 + 2*cLevel) + log((double)winners[cLevel].result.dSpeed);
if (W_DMemUsed_note < O_DMemUsed_note) {
/* uses too much Decompression memory for too little benefit */
if (W_ratio > O_ratio)