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Add long distance matcher

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Move last literals section to ZSTD_block_internal
This commit is contained in:
Stella Lau
2017-07-28 15:51:33 -07:00
parent d01cd4ea47
commit 6a546efb8c
12 changed files with 901 additions and 124 deletions
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7
programs/zstdcli.c
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@ -152,6 +152,7 @@ static int usage_advanced(const char* programName)
#endif
DISPLAY( " -M# : Set a memory usage limit for decompression \n");
DISPLAY( "--list : list information about a zstd compressed file \n");
DISPLAY( "--long : enable long distance matching\n");
DISPLAY( "-- : All arguments after \"--\" are treated as files \n");
#ifndef ZSTD_NODICT
DISPLAY( "\n");
@ -333,7 +334,8 @@ int main(int argCount, const char* argv[])
ultra=0,
lastCommand = 0,
nbThreads = 1,
setRealTimePrio = 0;
setRealTimePrio = 0,
ldmFlag = 0;
unsigned bench_nbSeconds = 3; /* would be better if this value was synchronized from bench */
size_t blockSize = 0;
zstd_operation_mode operation = zom_compress;
@ -440,6 +442,7 @@ int main(int argCount, const char* argv[])
#ifdef ZSTD_LZ4COMPRESS
if (!strcmp(argument, "--format=lz4")) { suffix = LZ4_EXTENSION; FIO_setCompressionType(FIO_lz4Compression); continue; }
#endif
if (!strcmp(argument, "--long")) { ldmFlag = 1; continue; }
/* long commands with arguments */
#ifndef ZSTD_NODICT
@ -690,6 +693,7 @@ int main(int argCount, const char* argv[])
BMK_setBlockSize(blockSize);
BMK_setNbThreads(nbThreads);
BMK_setNbSeconds(bench_nbSeconds);
BMK_setLdmFlag(ldmFlag);
BMK_benchFiles(filenameTable, filenameIdx, dictFileName, cLevel, cLevelLast, &compressionParams, setRealTimePrio);
#endif
(void)bench_nbSeconds;
@ -757,6 +761,7 @@ int main(int argCount, const char* argv[])
#ifndef ZSTD_NOCOMPRESS
FIO_setNbThreads(nbThreads);
FIO_setBlockSize((U32)blockSize);
FIO_setLdmFlag(ldmFlag);
if (g_overlapLog!=OVERLAP_LOG_DEFAULT) FIO_setOverlapLog(g_overlapLog);
if ((filenameIdx==1) && outFileName)
operationResult = FIO_compressFilename(outFileName, filenameTable[0], dictFileName, cLevel, &compressionParams);