#include "util.h" /* Compiler options, UTIL_GetFileSize */
#include <stdlib.h> /* malloc */
#include <stdio.h> /* fprintf, fopen, ftello64 */
+#include <assert.h> /* assert */
+#include "timefn.h" /* UTIL_clockSpanNano, UTIL_getTime */
#include "mem.h" /* U32 */
#ifndef ZSTD_DLL_IMPORT
- #include "zstd_internal.h" /* ZSTD_blockHeaderSize, blockType_e, KB, MB */
+ #include "zstd_internal.h" /* ZSTD_decodeSeqHeaders, ZSTD_blockHeaderSize, blockType_e, KB, MB */
#else
#define KB *(1 <<10)
#define MB *(1 <<20)
#include "zstd.h" /* ZSTD_versionString */
#include "util.h" /* time functions */
#include "datagen.h"
+#include "benchfn.h" /* CustomBench*/
+#include "benchzstd.h" /* MB_UNIT */
/*_************************************
#define KNUTH 2654435761U
#define MAX_MEM (1984 MB)
+#define DEFAULT_CLEVEL 1
+
#define COMPRESSIBILITY_DEFAULT 0.50
static const size_t g_sampleSize = 10000000;
+#define TIMELOOP_NANOSEC (1*1000000000ULL) /* 1 second */
+
/*_************************************
* Macros
/*_************************************
* Benchmark Parameters
**************************************/
-static U32 g_nbIterations = NBLOOPS;
+static unsigned g_nbIterations = NBLOOPS;
static double g_compressibility = COMPRESSIBILITY_DEFAULT;
-static void BMK_SetNbIterations(U32 nbLoops)
-{
- g_nbIterations = nbLoops;
- DISPLAY("- %i iterations -\n", g_nbIterations);
-}
-
/*_*******************************************************
* Private functions
/*_*******************************************************
* Benchmark wrappers
*********************************************************/
-size_t local_ZSTD_compress(void* dst, size_t dstSize, void* buff2, const void* src, size_t srcSize)
+
+static ZSTD_CCtx* g_zcc = NULL;
+
+static size_t
+local_ZSTD_compress(const void* src, size_t srcSize,
+ void* dst, size_t dstSize,
+ void* buff2)
{
- (void)buff2;
- return ZSTD_compress(dst, dstSize, src, srcSize, 1);
+ ZSTD_parameters p;
+ ZSTD_frameParameters f = { 1 /* contentSizeHeader*/, 0, 0 };
+ p.fParams = f;
+ p.cParams = *(ZSTD_compressionParameters*)buff2;
+ return ZSTD_compress_advanced (g_zcc, dst, dstSize, src, srcSize, NULL ,0, p);
+ //return ZSTD_compress(dst, dstSize, src, srcSize, cLevel);
}
static size_t g_cSize = 0;
-size_t local_ZSTD_decompress(void* dst, size_t dstSize, void* buff2, const void* src, size_t srcSize)
+static size_t local_ZSTD_decompress(const void* src, size_t srcSize,
+ void* dst, size_t dstSize,
+ void* buff2)
{
(void)src; (void)srcSize;
return ZSTD_decompress(dst, dstSize, buff2, g_cSize);
#ifndef ZSTD_DLL_IMPORT
extern size_t ZSTD_decodeLiteralsBlock(ZSTD_DCtx* ctx, const void* src, size_t srcSize);
-size_t local_ZSTD_decodeLiteralsBlock(void* dst, size_t dstSize, void* buff2, const void* src, size_t srcSize)
+static size_t local_ZSTD_decodeLiteralsBlock(const void* src, size_t srcSize, void* dst, size_t dstSize, void* buff2)
{
(void)src; (void)srcSize; (void)dst; (void)dstSize;
return ZSTD_decodeLiteralsBlock((ZSTD_DCtx*)g_zdc, buff2, g_cSize);
}
-extern size_t ZSTD_decodeSeqHeaders(ZSTD_DCtx* dctx, int* nbSeq, const void* src, size_t srcSize);
-size_t local_ZSTD_decodeSeqHeaders(void* dst, size_t dstSize, void* buff2, const void* src, size_t srcSize)
+static size_t local_ZSTD_decodeSeqHeaders(const void* src, size_t srcSize, void* dst, size_t dstSize, void* buff2)
{
int nbSeq;
(void)src; (void)srcSize; (void)dst; (void)dstSize;
#endif
static ZSTD_CStream* g_cstream= NULL;
-size_t local_ZSTD_compressStream(void* dst, size_t dstCapacity, void* buff2, const void* src, size_t srcSize)
+static size_t
+local_ZSTD_compressStream(const void* src, size_t srcSize,
+ void* dst, size_t dstCapacity,
+ void* buff2)
{
ZSTD_outBuffer buffOut;
ZSTD_inBuffer buffIn;
- (void)buff2;
- ZSTD_initCStream(g_cstream, 1);
+ ZSTD_parameters p;
+ ZSTD_frameParameters f = {1 /* contentSizeHeader*/, 0, 0};
+ p.fParams = f;
+ p.cParams = *(ZSTD_compressionParameters*)buff2;
+ ZSTD_initCStream_advanced(g_cstream, NULL, 0, p, ZSTD_CONTENTSIZE_UNKNOWN);
buffOut.dst = dst;
buffOut.size = dstCapacity;
buffOut.pos = 0;
return buffOut.pos;
}
-static size_t local_ZSTD_compress_generic_end(void* dst, size_t dstCapacity, void* buff2, const void* src, size_t srcSize)
+static size_t
+local_ZSTD_compress_generic_end(const void* src, size_t srcSize,
+ void* dst, size_t dstCapacity,
+ void* buff2)
{
- ZSTD_outBuffer buffOut;
- ZSTD_inBuffer buffIn;
(void)buff2;
- ZSTD_CCtx_setParameter(g_cstream, ZSTD_p_compressionLevel, 1);
- buffOut.dst = dst;
- buffOut.size = dstCapacity;
- buffOut.pos = 0;
- buffIn.src = src;
- buffIn.size = srcSize;
- buffIn.pos = 0;
- ZSTD_compress_generic(g_cstream, &buffOut, &buffIn, ZSTD_e_end);
- return buffOut.pos;
+ return ZSTD_compress2(g_cstream, dst, dstCapacity, src, srcSize);
}
-static size_t local_ZSTD_compress_generic_continue(void* dst, size_t dstCapacity, void* buff2, const void* src, size_t srcSize)
+static size_t
+local_ZSTD_compress_generic_continue(const void* src, size_t srcSize,
+ void* dst, size_t dstCapacity,
+ void* buff2)
{
ZSTD_outBuffer buffOut;
ZSTD_inBuffer buffIn;
(void)buff2;
- ZSTD_CCtx_setParameter(g_cstream, ZSTD_p_compressionLevel, 1);
buffOut.dst = dst;
buffOut.size = dstCapacity;
buffOut.pos = 0;
buffIn.src = src;
buffIn.size = srcSize;
buffIn.pos = 0;
- ZSTD_compress_generic(g_cstream, &buffOut, &buffIn, ZSTD_e_continue);
- ZSTD_compress_generic(g_cstream, &buffOut, &buffIn, ZSTD_e_end);
+ ZSTD_compressStream2(g_cstream, &buffOut, &buffIn, ZSTD_e_continue);
+ ZSTD_compressStream2(g_cstream, &buffOut, &buffIn, ZSTD_e_end);
return buffOut.pos;
}
-static size_t local_ZSTD_compress_generic_T2_end(void* dst, size_t dstCapacity, void* buff2, const void* src, size_t srcSize)
+static size_t
+local_ZSTD_compress_generic_T2_end(const void* src, size_t srcSize,
+ void* dst, size_t dstCapacity,
+ void* buff2)
{
- ZSTD_outBuffer buffOut;
- ZSTD_inBuffer buffIn;
(void)buff2;
- ZSTD_CCtx_setParameter(g_cstream, ZSTD_p_compressionLevel, 1);
- ZSTD_CCtx_setParameter(g_cstream, ZSTD_p_nbThreads, 2);
- buffOut.dst = dst;
- buffOut.size = dstCapacity;
- buffOut.pos = 0;
- buffIn.src = src;
- buffIn.size = srcSize;
- buffIn.pos = 0;
- while (ZSTD_compress_generic(g_cstream, &buffOut, &buffIn, ZSTD_e_end)) {}
- return buffOut.pos;
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_nbWorkers, 2);
+ return ZSTD_compress2(g_cstream, dst, dstCapacity, src, srcSize);
}
-static size_t local_ZSTD_compress_generic_T2_continue(void* dst, size_t dstCapacity, void* buff2, const void* src, size_t srcSize)
+static size_t
+local_ZSTD_compress_generic_T2_continue(const void* src, size_t srcSize,
+ void* dst, size_t dstCapacity,
+ void* buff2)
{
ZSTD_outBuffer buffOut;
ZSTD_inBuffer buffIn;
(void)buff2;
- ZSTD_CCtx_setParameter(g_cstream, ZSTD_p_compressionLevel, 1);
- ZSTD_CCtx_setParameter(g_cstream, ZSTD_p_nbThreads, 2);
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_nbWorkers, 2);
buffOut.dst = dst;
buffOut.size = dstCapacity;
buffOut.pos = 0;
buffIn.src = src;
buffIn.size = srcSize;
buffIn.pos = 0;
- ZSTD_compress_generic(g_cstream, &buffOut, &buffIn, ZSTD_e_continue);
- while(ZSTD_compress_generic(g_cstream, &buffOut, &buffIn, ZSTD_e_end)) {}
+ ZSTD_compressStream2(g_cstream, &buffOut, &buffIn, ZSTD_e_continue);
+ while(ZSTD_compressStream2(g_cstream, &buffOut, &buffIn, ZSTD_e_end)) {}
return buffOut.pos;
}
static ZSTD_DStream* g_dstream= NULL;
-static size_t local_ZSTD_decompressStream(void* dst, size_t dstCapacity, void* buff2, const void* src, size_t srcSize)
+static size_t
+local_ZSTD_decompressStream(const void* src, size_t srcSize,
+ void* dst, size_t dstCapacity,
+ void* buff2)
{
ZSTD_outBuffer buffOut;
ZSTD_inBuffer buffIn;
return buffOut.pos;
}
-static ZSTD_CCtx* g_zcc = NULL;
-
#ifndef ZSTD_DLL_IMPORT
-size_t local_ZSTD_compressContinue(void* dst, size_t dstCapacity, void* buff2, const void* src, size_t srcSize)
+static size_t local_ZSTD_compressContinue(const void* src, size_t srcSize,
+ void* dst, size_t dstCapacity,
+ void* buff2)
{
- (void)buff2;
- ZSTD_compressBegin(g_zcc, 1);
+ ZSTD_parameters p;
+ ZSTD_frameParameters f = { 1 /* contentSizeHeader*/, 0, 0 };
+ p.fParams = f;
+ p.cParams = *(ZSTD_compressionParameters*)buff2;
+ ZSTD_compressBegin_advanced(g_zcc, NULL, 0, p, srcSize);
return ZSTD_compressEnd(g_zcc, dst, dstCapacity, src, srcSize);
}
#define FIRST_BLOCK_SIZE 8
-size_t local_ZSTD_compressContinue_extDict(void* dst, size_t dstCapacity, void* buff2, const void* src, size_t srcSize)
+static size_t local_ZSTD_compressContinue_extDict(const void* src, size_t srcSize,
+ void* dst, size_t dstCapacity,
+ void* buff2)
{
BYTE firstBlockBuf[FIRST_BLOCK_SIZE];
- (void)buff2;
+ ZSTD_parameters p;
+ ZSTD_frameParameters f = { 1, 0, 0 };
+ p.fParams = f;
+ p.cParams = *(ZSTD_compressionParameters*)buff2;
+ ZSTD_compressBegin_advanced(g_zcc, NULL, 0, p, srcSize);
memcpy(firstBlockBuf, src, FIRST_BLOCK_SIZE);
- ZSTD_compressBegin(g_zcc, 1);
- { size_t const compressResult = ZSTD_compressContinue(g_zcc, dst, dstCapacity, firstBlockBuf, FIRST_BLOCK_SIZE);
- if (ZSTD_isError(compressResult)) { DISPLAY("local_ZSTD_compressContinue_extDict error : %s\n", ZSTD_getErrorName(compressResult)); return compressResult; }
+ { size_t const compressResult = ZSTD_compressContinue(g_zcc,
+ dst, dstCapacity,
+ firstBlockBuf, FIRST_BLOCK_SIZE);
+ if (ZSTD_isError(compressResult)) {
+ DISPLAY("local_ZSTD_compressContinue_extDict error : %s\n",
+ ZSTD_getErrorName(compressResult));
+ return compressResult;
+ }
dst = (BYTE*)dst + compressResult;
dstCapacity -= compressResult;
}
- return ZSTD_compressEnd(g_zcc, dst, dstCapacity, (const BYTE*)src + FIRST_BLOCK_SIZE, srcSize - FIRST_BLOCK_SIZE);
+ return ZSTD_compressEnd(g_zcc, dst, dstCapacity,
+ (const BYTE*)src + FIRST_BLOCK_SIZE,
+ srcSize - FIRST_BLOCK_SIZE);
}
-size_t local_ZSTD_decompressContinue(void* dst, size_t dstCapacity, void* buff2, const void* src, size_t srcSize)
+static size_t local_ZSTD_decompressContinue(const void* src, size_t srcSize,
+ void* dst, size_t dstCapacity,
+ void* buff2)
{
size_t regeneratedSize = 0;
const BYTE* ip = (const BYTE*)buff2;
BYTE* op = (BYTE*)dst;
size_t remainingCapacity = dstCapacity;
- (void)src; (void)srcSize;
+ (void)src; (void)srcSize; /* unused */
ZSTD_decompressBegin(g_zdc);
while (ip < iend) {
size_t const iSize = ZSTD_nextSrcSizeToDecompress(g_zdc);
/*_*******************************************************
* Bench functions
*********************************************************/
-static size_t benchMem(const void* src, size_t srcSize, U32 benchNb)
+static int benchMem(unsigned benchNb,
+ const void* src, size_t srcSize,
+ int cLevel, ZSTD_compressionParameters cparams)
{
+ size_t dstBuffSize = ZSTD_compressBound(srcSize);
BYTE* dstBuff;
- size_t const dstBuffSize = ZSTD_compressBound(srcSize);
+ void* dstBuff2;
void* buff2;
const char* benchName;
- size_t (*benchFunction)(void* dst, size_t dstSize, void* verifBuff, const void* src, size_t srcSize);
- double bestTime = 100000000.;
+ BMK_benchFn_t benchFunction;
+ int errorcode = 0;
/* Selection */
switch(benchNb)
{
case 1:
- benchFunction = local_ZSTD_compress; benchName = "compress(1)";
+ benchFunction = local_ZSTD_compress; benchName = "compress";
break;
case 2:
benchFunction = local_ZSTD_decompress; benchName = "decompress";
break;
#ifndef ZSTD_DLL_IMPORT
case 11:
- benchFunction = local_ZSTD_compressContinue; benchName = "compressContinue(1)";
+ benchFunction = local_ZSTD_compressContinue; benchName = "compressContinue";
break;
case 12:
benchFunction = local_ZSTD_compressContinue_extDict; benchName = "compressContinue_extDict";
break;
#endif
case 41:
- benchFunction = local_ZSTD_compressStream; benchName = "compressStream(1)";
+ benchFunction = local_ZSTD_compressStream; benchName = "compressStream";
break;
case 42:
benchFunction = local_ZSTD_decompressStream; benchName = "decompressStream";
/* Allocation */
dstBuff = (BYTE*)malloc(dstBuffSize);
- buff2 = malloc(dstBuffSize);
- if ((!dstBuff) || (!buff2)) {
+ dstBuff2 = malloc(dstBuffSize);
+ if ((!dstBuff) || (!dstBuff2)) {
DISPLAY("\nError: not enough memory!\n");
- free(dstBuff); free(buff2);
+ free(dstBuff); free(dstBuff2);
return 12;
}
+ buff2 = dstBuff2;
if (g_zcc==NULL) g_zcc = ZSTD_createCCtx();
if (g_zdc==NULL) g_zdc = ZSTD_createDCtx();
if (g_cstream==NULL) g_cstream = ZSTD_createCStream();
if (g_dstream==NULL) g_dstream = ZSTD_createDStream();
+ /* DISPLAY("params: cLevel %d, wlog %d hlog %d clog %d slog %d mml %d tlen %d strat %d \n",
+ cLevel, cparams->windowLog, cparams->hashLog, cparams->chainLog, cparams->searchLog,
+ cparams->minMatch, cparams->targetLength, cparams->strategy); */
+
+ ZSTD_CCtx_setParameter(g_zcc, ZSTD_c_compressionLevel, cLevel);
+ ZSTD_CCtx_setParameter(g_zcc, ZSTD_c_windowLog, (int)cparams.windowLog);
+ ZSTD_CCtx_setParameter(g_zcc, ZSTD_c_hashLog, (int)cparams.hashLog);
+ ZSTD_CCtx_setParameter(g_zcc, ZSTD_c_chainLog, (int)cparams.chainLog);
+ ZSTD_CCtx_setParameter(g_zcc, ZSTD_c_searchLog, (int)cparams.searchLog);
+ ZSTD_CCtx_setParameter(g_zcc, ZSTD_c_minMatch, (int)cparams.minMatch);
+ ZSTD_CCtx_setParameter(g_zcc, ZSTD_c_targetLength, (int)cparams.targetLength);
+ ZSTD_CCtx_setParameter(g_zcc, ZSTD_c_strategy, cparams.strategy);
+
+
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_compressionLevel, cLevel);
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_windowLog, (int)cparams.windowLog);
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_hashLog, (int)cparams.hashLog);
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_chainLog, (int)cparams.chainLog);
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_searchLog, (int)cparams.searchLog);
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_minMatch, (int)cparams.minMatch);
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_targetLength, (int)cparams.targetLength);
+ ZSTD_CCtx_setParameter(g_cstream, ZSTD_c_strategy, cparams.strategy);
+
/* Preparation */
switch(benchNb)
{
+ case 1:
+ buff2 = &cparams;
+ break;
case 2:
- g_cSize = ZSTD_compress(buff2, dstBuffSize, src, srcSize, 1);
+ g_cSize = ZSTD_compress(buff2, dstBuffSize, src, srcSize, cLevel);
break;
#ifndef ZSTD_DLL_IMPORT
+ case 11:
+ buff2 = &cparams;
+ break;
+ case 12:
+ buff2 = &cparams;
+ break;
case 13 :
- g_cSize = ZSTD_compress(buff2, dstBuffSize, src, srcSize, 1);
+ g_cSize = ZSTD_compress(buff2, dstBuffSize, src, srcSize, cLevel);
break;
case 31: /* ZSTD_decodeLiteralsBlock */
{ blockProperties_t bp;
ZSTD_frameHeader zfp;
size_t frameHeaderSize, skippedSize;
- g_cSize = ZSTD_compress(dstBuff, dstBuffSize, src, srcSize, 1);
- frameHeaderSize = ZSTD_getFrameHeader(&zfp, dstBuff, ZSTD_frameHeaderSize_min);
- if (frameHeaderSize==0) frameHeaderSize = ZSTD_frameHeaderSize_min;
+ g_cSize = ZSTD_compress(dstBuff, dstBuffSize, src, srcSize, cLevel);
+ frameHeaderSize = ZSTD_getFrameHeader(&zfp, dstBuff, ZSTD_FRAMEHEADERSIZE_MIN);
+ if (frameHeaderSize==0) frameHeaderSize = ZSTD_FRAMEHEADERSIZE_MIN;
ZSTD_getcBlockSize(dstBuff+frameHeaderSize, dstBuffSize, &bp); /* Get 1st block type */
if (bp.blockType != bt_compressed) {
DISPLAY("ZSTD_decodeLiteralsBlock : impossible to test on this sample (not compressible)\n");
const BYTE* ip = dstBuff;
const BYTE* iend;
size_t frameHeaderSize, cBlockSize;
- ZSTD_compress(dstBuff, dstBuffSize, src, srcSize, 1); /* it would be better to use direct block compression here */
- g_cSize = ZSTD_compress(dstBuff, dstBuffSize, src, srcSize, 1);
- frameHeaderSize = ZSTD_getFrameHeader(&zfp, dstBuff, ZSTD_frameHeaderSize_min);
- if (frameHeaderSize==0) frameHeaderSize = ZSTD_frameHeaderSize_min;
+ ZSTD_compress(dstBuff, dstBuffSize, src, srcSize, cLevel); /* it would be better to use direct block compression here */
+ g_cSize = ZSTD_compress(dstBuff, dstBuffSize, src, srcSize, cLevel);
+ frameHeaderSize = ZSTD_getFrameHeader(&zfp, dstBuff, ZSTD_FRAMEHEADERSIZE_MIN);
+ if (frameHeaderSize==0) frameHeaderSize = ZSTD_FRAMEHEADERSIZE_MIN;
ip += frameHeaderSize; /* Skip frame Header */
cBlockSize = ZSTD_getcBlockSize(ip, dstBuffSize, &bp); /* Get 1st block type */
if (bp.blockType != bt_compressed) {
iend = ip + ZSTD_blockHeaderSize + cBlockSize; /* End of first block */
ip += ZSTD_blockHeaderSize; /* skip block header */
ZSTD_decompressBegin(g_zdc);
- ip += ZSTD_decodeLiteralsBlock(g_zdc, ip, iend-ip); /* skip literal segment */
- g_cSize = iend-ip;
+ assert(iend > ip);
+ ip += ZSTD_decodeLiteralsBlock(g_zdc, ip, (size_t)(iend-ip)); /* skip literal segment */
+ g_cSize = (size_t)(iend-ip);
memcpy(buff2, ip, g_cSize); /* copy rest of block (it starts by SeqHeader) */
srcSize = srcSize > 128 KB ? 128 KB : srcSize; /* speed relative to block */
break;
case 31:
goto _cleanOut;
#endif
+ case 41 :
+ buff2 = &cparams;
+ break;
case 42 :
- g_cSize = ZSTD_compress(buff2, dstBuffSize, src, srcSize, 1);
+ g_cSize = ZSTD_compress(buff2, dstBuffSize, src, srcSize, cLevel);
break;
/* test functions */
- /* by convention, test functions can be added > 100 */
+ /* convention: test functions have ID > 100 */
default : ;
}
- { size_t i; for (i=0; i<dstBuffSize; i++) dstBuff[i]=(BYTE)i; } /* warming up memory */
-
- { U32 loopNb;
-# define TIME_SEC_MICROSEC (1*1000000ULL) /* 1 second */
- U64 const clockLoop = TIMELOOP_S * TIME_SEC_MICROSEC;
- DISPLAY("%2i- %-30.30s : \r", benchNb, benchName);
- for (loopNb = 1; loopNb <= g_nbIterations; loopNb++) {
- UTIL_time_t clockStart;
- size_t benchResult=0;
- U32 nbRounds;
-
- UTIL_sleepMilli(1); /* give processor time to other processes */
- UTIL_waitForNextTick();
- clockStart = UTIL_getTime();
- for (nbRounds=0; UTIL_clockSpanMicro(clockStart) < clockLoop; nbRounds++) {
- benchResult = benchFunction(dstBuff, dstBuffSize, buff2, src, srcSize);
- if (ZSTD_isError(benchResult)) { DISPLAY("ERROR ! %s() => %s !! \n", benchName, ZSTD_getErrorName(benchResult)); exit(1); }
+ /* warming up dstBuff */
+ { size_t i; for (i=0; i<dstBuffSize; i++) dstBuff[i]=(BYTE)i; }
+
+ /* benchmark loop */
+ { BMK_timedFnState_t* const tfs = BMK_createTimedFnState(g_nbIterations * 1000, 1000);
+ void* const avoidStrictAliasingPtr = &dstBuff;
+ BMK_benchParams_t bp;
+ BMK_runTime_t bestResult;
+ bestResult.sumOfReturn = 0;
+ bestResult.nanoSecPerRun = (double)TIMELOOP_NANOSEC * 2000000000; /* hopefully large enough : must be larger than any potential measurement */
+ assert(tfs != NULL);
+
+ bp.benchFn = benchFunction;
+ bp.benchPayload = buff2;
+ bp.initFn = NULL;
+ bp.initPayload = NULL;
+ bp.errorFn = ZSTD_isError;
+ bp.blockCount = 1;
+ bp.srcBuffers = &src;
+ bp.srcSizes = &srcSize;
+ bp.dstBuffers = (void* const*) avoidStrictAliasingPtr; /* circumvent strict aliasing warning on gcc-8,
+ * because gcc considers that `void* const *` and `void**` are 2 different types */
+ bp.dstCapacities = &dstBuffSize;
+ bp.blockResults = NULL;
+
+ for (;;) {
+ BMK_runOutcome_t const bOutcome = BMK_benchTimedFn(tfs, bp);
+
+ if (!BMK_isSuccessful_runOutcome(bOutcome)) {
+ DISPLAY("ERROR benchmarking function ! ! \n");
+ errorcode = 1;
+ goto _cleanOut;
+ }
+
+ { BMK_runTime_t const newResult = BMK_extract_runTime(bOutcome);
+ if (newResult.nanoSecPerRun < bestResult.nanoSecPerRun )
+ bestResult.nanoSecPerRun = newResult.nanoSecPerRun;
+ DISPLAY("\r%2u#%-29.29s:%8.1f MB/s (%8u) ",
+ benchNb, benchName,
+ (double)srcSize * TIMELOOP_NANOSEC / bestResult.nanoSecPerRun / MB_UNIT,
+ (unsigned)newResult.sumOfReturn );
}
- { U64 const clockSpanMicro = UTIL_clockSpanMicro(clockStart);
- double const averageTime = (double)clockSpanMicro / TIME_SEC_MICROSEC / nbRounds;
- if (averageTime < bestTime) bestTime = averageTime;
- DISPLAY("%2i- %-30.30s : %7.1f MB/s (%9u)\r", loopNb, benchName, (double)srcSize / (1 MB) / bestTime, (U32)benchResult);
- } } }
- DISPLAY("%2u\n", benchNb);
+
+ if ( BMK_isCompleted_TimedFn(tfs) ) break;
+ }
+ BMK_freeTimedFnState(tfs);
+ }
+ DISPLAY("\n");
_cleanOut:
free(dstBuff);
- free(buff2);
+ free(dstBuff2);
ZSTD_freeCCtx(g_zcc); g_zcc=NULL;
ZSTD_freeDCtx(g_zdc); g_zdc=NULL;
ZSTD_freeCStream(g_cstream); g_cstream=NULL;
ZSTD_freeDStream(g_dstream); g_dstream=NULL;
- return 0;
+ return errorcode;
}
-static int benchSample(U32 benchNb)
+static int benchSample(U32 benchNb,
+ int cLevel, ZSTD_compressionParameters cparams)
{
size_t const benchedSize = g_sampleSize;
- const char* name = "Sample 10MiB";
+ const char* const name = "Sample 10MiB";
/* Allocation */
- void* origBuff = malloc(benchedSize);
+ void* const origBuff = malloc(benchedSize);
if (!origBuff) { DISPLAY("\nError: not enough memory!\n"); return 12; }
/* Fill buffer */
RDG_genBuffer(origBuff, benchedSize, g_compressibility, 0.0, 0);
/* bench */
- DISPLAY("\r%79s\r", "");
+ DISPLAY("\r%70s\r", "");
DISPLAY(" %s : \n", name);
- if (benchNb)
- benchMem(origBuff, benchedSize, benchNb);
- else
- for (benchNb=0; benchNb<100; benchNb++) benchMem(origBuff, benchedSize, benchNb);
+ if (benchNb) {
+ benchMem(benchNb, origBuff, benchedSize, cLevel, cparams);
+ } else { /* 0 == run all tests */
+ for (benchNb=0; benchNb<100; benchNb++) {
+ benchMem(benchNb, origBuff, benchedSize, cLevel, cparams);
+ } }
free(origBuff);
return 0;
}
-static int benchFiles(const char** fileNamesTable, const int nbFiles, U32 benchNb)
+static int benchFiles(U32 benchNb,
+ const char** fileNamesTable, const int nbFiles,
+ int cLevel, ZSTD_compressionParameters cparams)
{
/* Loop for each file */
int fileIdx;
for (fileIdx=0; fileIdx<nbFiles; fileIdx++) {
- const char* inFileName = fileNamesTable[fileIdx];
- FILE* inFile = fopen( inFileName, "rb" );
- U64 inFileSize;
+ const char* const inFileName = fileNamesTable[fileIdx];
+ FILE* const inFile = fopen( inFileName, "rb" );
size_t benchedSize;
- void* origBuff;
/* Check file existence */
if (inFile==NULL) { DISPLAY( "Pb opening %s\n", inFileName); return 11; }
/* Memory allocation & restrictions */
- inFileSize = UTIL_getFileSize(inFileName);
- benchedSize = BMK_findMaxMem(inFileSize*3) / 3;
- if ((U64)benchedSize > inFileSize) benchedSize = (size_t)inFileSize;
- if (benchedSize < inFileSize)
- DISPLAY("Not enough memory for '%s' full size; testing %u MB only...\n", inFileName, (U32)(benchedSize>>20));
+ { U64 const inFileSize = UTIL_getFileSize(inFileName);
+ if (inFileSize == UTIL_FILESIZE_UNKNOWN) {
+ DISPLAY( "Cannot measure size of %s\n", inFileName);
+ fclose(inFile);
+ return 11;
+ }
+ benchedSize = BMK_findMaxMem(inFileSize*3) / 3;
+ if ((U64)benchedSize > inFileSize)
+ benchedSize = (size_t)inFileSize;
+ if ((U64)benchedSize < inFileSize) {
+ DISPLAY("Not enough memory for '%s' full size; testing %u MB only... \n",
+ inFileName, (unsigned)(benchedSize>>20));
+ } }
/* Alloc */
- origBuff = malloc(benchedSize);
- if (!origBuff) { DISPLAY("\nError: not enough memory!\n"); fclose(inFile); return 12; }
-
- /* Fill input buffer */
- DISPLAY("Loading %s... \r", inFileName);
- {
- size_t readSize = fread(origBuff, 1, benchedSize, inFile);
- fclose(inFile);
- if (readSize != benchedSize) {
- DISPLAY("\nError: problem reading file '%s' !! \n", inFileName);
- free(origBuff);
- return 13;
- } }
+ { void* const origBuff = malloc(benchedSize);
+ if (!origBuff) { DISPLAY("\nError: not enough memory!\n"); fclose(inFile); return 12; }
+
+ /* Fill input buffer */
+ DISPLAY("Loading %s... \r", inFileName);
+ { size_t const readSize = fread(origBuff, 1, benchedSize, inFile);
+ fclose(inFile);
+ if (readSize != benchedSize) {
+ DISPLAY("\nError: problem reading file '%s' !! \n", inFileName);
+ free(origBuff);
+ return 13;
+ } }
+
+ /* bench */
+ DISPLAY("\r%70s\r", ""); /* blank line */
+ DISPLAY(" %s : \n", inFileName);
+ if (benchNb) {
+ benchMem(benchNb, origBuff, benchedSize, cLevel, cparams);
+ } else {
+ for (benchNb=0; benchNb<100; benchNb++) {
+ benchMem(benchNb, origBuff, benchedSize, cLevel, cparams);
+ } }
+
+ free(origBuff);
+ } }
+
+ return 0;
+}
+
+
- /* bench */
- DISPLAY("\r%79s\r", "");
- DISPLAY(" %s : \n", inFileName);
- if (benchNb)
- benchMem(origBuff, benchedSize, benchNb);
- else
- for (benchNb=0; benchNb<100; benchNb++) benchMem(origBuff, benchedSize, benchNb);
+/*_*******************************************************
+* Argument Parsing
+*********************************************************/
+
+#define ERROR_OUT(msg) { DISPLAY("%s \n", msg); exit(1); }
- free(origBuff);
+static unsigned readU32FromChar(const char** stringPtr)
+{
+ const char errorMsg[] = "error: numeric value too large";
+ unsigned result = 0;
+ while ((**stringPtr >='0') && (**stringPtr <='9')) {
+ unsigned const max = (((unsigned)(-1)) / 10) - 1;
+ if (result > max) ERROR_OUT(errorMsg);
+ result *= 10;
+ result += (unsigned)(**stringPtr - '0');
+ (*stringPtr)++ ;
+ }
+ if ((**stringPtr=='K') || (**stringPtr=='M')) {
+ unsigned const maxK = ((unsigned)(-1)) >> 10;
+ if (result > maxK) ERROR_OUT(errorMsg);
+ result <<= 10;
+ if (**stringPtr=='M') {
+ if (result > maxK) ERROR_OUT(errorMsg);
+ result <<= 10;
+ }
+ (*stringPtr)++; /* skip `K` or `M` */
+ if (**stringPtr=='i') (*stringPtr)++;
+ if (**stringPtr=='B') (*stringPtr)++;
}
+ return result;
+}
- return 0;
+static int longCommandWArg(const char** stringPtr, const char* longCommand)
+{
+ size_t const comSize = strlen(longCommand);
+ int const result = !strncmp(*stringPtr, longCommand, comSize);
+ if (result) *stringPtr += comSize;
+ return result;
}
+/*_*******************************************************
+* Command line
+*********************************************************/
+
static int usage(const char* exename)
{
DISPLAY( "Usage :\n");
DISPLAY( " -b# : test only function # \n");
DISPLAY( " -i# : iteration loops [1-9](default : %i)\n", NBLOOPS);
DISPLAY( " -P# : sample compressibility (default : %.1f%%)\n", COMPRESSIBILITY_DEFAULT * 100);
+ DISPLAY( " -l# : benchmark functions at that compression level (default : %i)\n", DEFAULT_CLEVEL);
+ DISPLAY( " --zstd : custom parameter selection. Format same as zstdcli \n");
return 0;
}
int main(int argc, const char** argv)
{
- int i, filenamesStart=0, result;
- const char* exename = argv[0];
+ int argNb, filenamesStart=0, result;
+ const char* const exename = argv[0];
const char* input_filename = NULL;
U32 benchNb = 0, main_pause = 0;
+ int cLevel = DEFAULT_CLEVEL;
+ ZSTD_compressionParameters cparams = ZSTD_getCParams(cLevel, 0, 0);
DISPLAY(WELCOME_MESSAGE);
if (argc<1) return badusage(exename);
- for(i=1; i<argc; i++) {
- const char* argument = argv[i];
- if(!argument) continue; /* Protection if argument empty */
+ for (argNb=1; argNb<argc; argNb++) {
+ const char* argument = argv[argNb];
+ assert(argument != NULL);
+
+ if (longCommandWArg(&argument, "--zstd=")) {
+ for ( ; ;) {
+ if (longCommandWArg(&argument, "windowLog=") || longCommandWArg(&argument, "wlog=")) { cparams.windowLog = readU32FromChar(&argument); if (argument[0]==',') { argument++; continue; } else break; }
+ if (longCommandWArg(&argument, "chainLog=") || longCommandWArg(&argument, "clog=")) { cparams.chainLog = readU32FromChar(&argument); if (argument[0]==',') { argument++; continue; } else break; }
+ if (longCommandWArg(&argument, "hashLog=") || longCommandWArg(&argument, "hlog=")) { cparams.hashLog = readU32FromChar(&argument); if (argument[0]==',') { argument++; continue; } else break; }
+ if (longCommandWArg(&argument, "searchLog=") || longCommandWArg(&argument, "slog=")) { cparams.searchLog = readU32FromChar(&argument); if (argument[0]==',') { argument++; continue; } else break; }
+ if (longCommandWArg(&argument, "minMatch=") || longCommandWArg(&argument, "mml=")) { cparams.minMatch = readU32FromChar(&argument); if (argument[0]==',') { argument++; continue; } else break; }
+ if (longCommandWArg(&argument, "targetLength=") || longCommandWArg(&argument, "tlen=")) { cparams.targetLength = readU32FromChar(&argument); if (argument[0]==',') { argument++; continue; } else break; }
+ if (longCommandWArg(&argument, "strategy=") || longCommandWArg(&argument, "strat=")) { cparams.strategy = (ZSTD_strategy)(readU32FromChar(&argument)); if (argument[0]==',') { argument++; continue; } else break; }
+ if (longCommandWArg(&argument, "level=") || longCommandWArg(&argument, "lvl=")) { cLevel = (int)readU32FromChar(&argument); cparams = ZSTD_getCParams(cLevel, 0, 0); if (argument[0]==',') { argument++; continue; } else break; }
+ DISPLAY("invalid compression parameter \n");
+ return 1;
+ }
- /* Commands (note : aggregated commands are allowed) */
- if (argument[0]=='-') {
+ /* check end of string */
+ if (argument[0] != 0) {
+ DISPLAY("invalid --zstd= format \n");
+ return 1;
+ } else {
+ continue;
+ }
- while (argument[1]!=0) {
- argument++;
+ } else if (argument[0]=='-') { /* Commands (note : aggregated commands are allowed) */
+ argument++;
+ while (argument[0]!=0) {
switch(argument[0])
{
/* Select specific algorithm to bench */
case 'b':
- benchNb = 0;
- while ((argument[1]>= '0') && (argument[1]<= '9')) {
- benchNb *= 10;
- benchNb += argument[1] - '0';
- argument++;
- }
+ argument++;
+ benchNb = readU32FromChar(&argument);
break;
/* Modify Nb Iterations */
case 'i':
- if ((argument[1] >='0') && (argument[1] <='9')) {
- int iters = argument[1] - '0';
- BMK_SetNbIterations(iters);
- argument++;
- }
+ argument++;
+ g_nbIterations = readU32FromChar(&argument);
break;
/* Select compressibility of synthetic sample */
case 'P':
- { U32 proba32 = 0;
- while ((argument[1]>= '0') && (argument[1]<= '9')) {
- proba32 *= 10;
- proba32 += argument[1] - '0';
- argument++;
- }
- g_compressibility = (double)proba32 / 100.;
- }
+ argument++;
+ g_compressibility = (double)readU32FromChar(&argument) / 100.;
+ break;
+ case 'l':
+ argument++;
+ cLevel = (int)readU32FromChar(&argument);
+ cparams = ZSTD_getCParams(cLevel, 0, 0);
break;
/* Unknown command */
}
/* first provided filename is input */
- if (!input_filename) { input_filename=argument; filenamesStart=i; continue; }
+ if (!input_filename) { input_filename=argument; filenamesStart=argNb; continue; }
}
+
+
if (filenamesStart==0) /* no input file */
- result = benchSample(benchNb);
+ result = benchSample(benchNb, cLevel, cparams);
else
- result = benchFiles(argv+filenamesStart, argc-filenamesStart, benchNb);
+ result = benchFiles(benchNb, argv+filenamesStart, argc-filenamesStart, cLevel, cparams);
if (main_pause) { int unused; printf("press enter...\n"); unused = getchar(); (void)unused; }