ddidderr/zstd-rs
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small blocks params

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Yann Collet
2015-11-09 16:38:17 +01:00
parent 5027945f9f
commit 43e0cd512a
10 changed files with 55 additions and 12 deletions
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programs/Makefile
+1 -1
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@@ -30,7 +30,7 @@
# fullbench32: Same as fullbench, but forced to compile in 32-bits mode
# ##########################################################################
VERSION?= 0.3.5
VERSION?= 0.3.6
DESTDIR?=
PREFIX ?= /usr/local
programs/fuzzer.c
+1 -1
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@@ -355,7 +355,7 @@ int fuzzerTests(U32 seed, U32 nbTests, unsigned startTest, double compressibilit
dSize = ZSTD_decompress(dstBuffer, sampleSize + dSupSize, cBuffer, cSize);
CHECK(dSize != sampleSize, "ZSTD_decompress failed (%s) (srcSize : %u ; cSize : %u)", ZSTD_getErrorName(dSize), (U32)sampleSize, (U32)cSize);
crcDest = XXH64(dstBuffer, sampleSize, 0);
CHECK(crcOrig != crcDest, "dstBuffer corrupted (pos %u / %u)", (U32)findDiff(srcBuffer+sampleStart, dstBuffer, sampleSize), (U32)sampleSize);
CHECK(crcOrig != crcDest, "decompression result corrupted (pos %u / %u)", (U32)findDiff(srcBuffer+sampleStart, dstBuffer, sampleSize), (U32)sampleSize);
/* truncated src decompression test */
{
programs/paramgrill.c
+8 -4
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@@ -122,7 +122,7 @@ static U32 g_rand = 1;
static U32 g_singleRun = 0;
static U32 g_target = 0;
static U32 g_noSeed = 0;
static const ZSTD_HC_parameters* g_seedParams = ZSTD_HC_defaultParameters;
static const ZSTD_HC_parameters* g_seedParams = ZSTD_HC_defaultParameters[0];
static ZSTD_HC_parameters g_params = { 0, 0, 0, 0, 0, ZSTD_HC_greedy };
void BMK_SetNbIterations(int nbLoops)
@@ -703,12 +703,13 @@ static void BMK_benchMem(void* srcBuffer, size_t srcSize)
int i;
const char* rfName = "grillResults.txt";
FILE* f;
const U32 srcLog = BMK_highbit((U32)( (g_blockSize ? g_blockSize : srcSize) -1))+1;
const size_t blockSize = g_blockSize ? g_blockSize : srcSize;
const U32 srcLog = BMK_highbit((U32)(blockSize-1))+1;
if (g_singleRun)
{
BMK_result_t testResult;
ZSTD_HC_validateParams(&g_params, g_blockSize ? g_blockSize : srcSize);
ZSTD_HC_validateParams(&g_params, blockSize);
BMK_benchParam(&testResult, srcBuffer, srcSize, ctx, g_params);
DISPLAY("\n");
return;
@@ -725,12 +726,13 @@ static void BMK_benchMem(void* srcBuffer, size_t srcSize)
{
/* baseline config for level 1 */
BMK_result_t testResult;
params.windowLog = MIN(srcLog, 18);
params.windowLog = 18;
params.hashLog = 14;
params.contentLog = 1;
params.searchLog = 1;
params.searchLength = 7;
params.strategy = ZSTD_HC_fast;
ZSTD_HC_validateParams(&params, blockSize);
BMK_benchParam(&testResult, srcBuffer, srcSize, ctx, params);
g_cSpeedTarget[1] = (testResult.cSpeed * 15) >> 4;
}
@@ -741,7 +743,9 @@ static void BMK_benchMem(void* srcBuffer, size_t srcSize)
/* populate initial solution */
{
const int tableID = (blockSize > 128 KB);
const int maxSeeds = g_noSeed ? 1 : ZSTD_HC_MAX_CLEVEL;
g_seedParams = ZSTD_HC_defaultParameters[tableID];
for (i=1; i<=maxSeeds; i++)
{
const U32 btPlus = (params.strategy == ZSTD_HC_btlazy2);
programs/zstdcli.c
+1 -1
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@@ -70,7 +70,7 @@
**************************************/
#define COMPRESSOR_NAME "zstd command line interface"
#ifndef ZSTD_VERSION
# define ZSTD_VERSION "v0.3.5"
# define ZSTD_VERSION "v0.3.6"
#endif
#define AUTHOR "Yann Collet"
#define WELCOME_MESSAGE "*** %s %i-bits %s, by %s (%s) ***\n", COMPRESSOR_NAME, (int)(sizeof(void*)*8), ZSTD_VERSION, AUTHOR, __DATE__