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zwrapbench: testing speed of ZSTD_decompressStream

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This commit is contained in:
inikep
2016-09-22 15:55:01 +02:00
parent 8e8b046f64
commit f71828f2c4
3 changed files with 30 additions and 5 deletions
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2
zlibWrapper/.gitignore vendored
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@ -26,4 +26,4 @@ foo.gz
# Misc files # Misc files
*.bat *.bat
*.zip *.zip
examples/example2.c *.txt

2
zlibWrapper/Makefile
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@ -41,7 +41,7 @@ test_zstd: example_zstd fitblk_zstd zwrapbench
./example_zstd ./example_zstd
./fitblk_zstd 10240 <../zstd_compression_format.md ./fitblk_zstd 10240 <../zstd_compression_format.md
./fitblk_zstd 40960 <../zstd_compression_format.md ./fitblk_zstd 40960 <../zstd_compression_format.md
./zwrapbench ../zstd_compression_format.md ./zwrapbench -qb1e5 ../zstd_compression_format.md
.c.o: .c.o:
$(CC) $(CFLAGS) -c -o $@ $< $(CC) $(CFLAGS) -c -o $@ $<

31
zlibWrapper/examples/zwrapbench.c
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@ -281,9 +281,9 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
if (compressor == BMK_ZLIB || compressor == BMK_ZWRAP_ZLIB) useZSTDcompression(0); if (compressor == BMK_ZLIB || compressor == BMK_ZWRAP_ZLIB) useZSTDcompression(0);
else useZSTDcompression(1); else useZSTDcompression(1);
do { do {
z_stream def;
U32 blockNb; U32 blockNb;
for (blockNb=0; blockNb<nbBlocks; blockNb++) { for (blockNb=0; blockNb<nbBlocks; blockNb++) {
z_stream def;
int ret; int ret;
def.zalloc = Z_NULL; def.zalloc = Z_NULL;
def.zfree = Z_NULL; def.zfree = Z_NULL;
@ -334,7 +334,7 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
if (!dCompleted) { if (!dCompleted) {
U32 nbLoops = 0; U32 nbLoops = 0;
if (compressor == BMK_ZSTD || compressor == BMK_ZSTD2) { if (compressor == BMK_ZSTD) {
ZSTD_DDict* ddict = ZSTD_createDDict(dictBuffer, dictBufferSize); ZSTD_DDict* ddict = ZSTD_createDDict(dictBuffer, dictBufferSize);
if (!ddict) EXM_THROW(2, "ZSTD_createDDict() allocation failure"); if (!ddict) EXM_THROW(2, "ZSTD_createDDict() allocation failure");
do { do {
@ -355,13 +355,38 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
nbLoops++; nbLoops++;
} while (UTIL_clockSpanMicro(clockStart, ticksPerSecond) < clockLoop); } while (UTIL_clockSpanMicro(clockStart, ticksPerSecond) < clockLoop);
ZSTD_freeDDict(ddict); ZSTD_freeDDict(ddict);
} else if (compressor == BMK_ZSTD2) {
ZSTD_inBuffer inBuffer;
ZSTD_outBuffer outBuffer;
ZSTD_DStream* zbd = ZSTD_createDStream();
if (zbd == NULL) EXM_THROW(1, "ZSTD_createDStream() allocation failure");
do {
U32 blockNb;
for (blockNb=0; blockNb<nbBlocks; blockNb++) {
size_t rSize;
rSize = ZSTD_initDStream(zbd);
if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_initDStream() failed : %s", ZSTD_getErrorName(rSize));
inBuffer.src = blockTable[blockNb].cPtr;
inBuffer.size = blockTable[blockNb].cSize;
inBuffer.pos = 0;
outBuffer.dst = blockTable[blockNb].resPtr;
outBuffer.size = blockTable[blockNb].srcSize;
outBuffer.pos = 0;
rSize = ZSTD_decompressStream(zbd, &outBuffer, &inBuffer);
if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_decompressStream() failed : %s", ZSTD_getErrorName(rSize));
blockTable[blockNb].resSize = outBuffer.pos;
}
nbLoops++;
} while (UTIL_clockSpanMicro(clockStart, ticksPerSecond) < clockLoop);
ZSTD_freeDStream(zbd);
} else { } else {
if (compressor == BMK_ZLIB) setZWRAPdecompressionType(ZWRAP_FORCE_ZLIB); if (compressor == BMK_ZLIB) setZWRAPdecompressionType(ZWRAP_FORCE_ZLIB);
else setZWRAPdecompressionType(ZWRAP_AUTO); else setZWRAPdecompressionType(ZWRAP_AUTO);
do { do {
U32 blockNb; U32 blockNb;
z_stream inf;
for (blockNb=0; blockNb<nbBlocks; blockNb++) { for (blockNb=0; blockNb<nbBlocks; blockNb++) {
z_stream inf;
int ret; int ret;
inf.zalloc = Z_NULL; inf.zalloc = Z_NULL;
inf.zfree = Z_NULL; inf.zfree = Z_NULL;