speed up small blocks

2020-08-16 23:03:38 -07:00
parent a8006264cf
commit 6004c1117f
6 changed files with 143 additions and 59 deletions
@@ -72,6 +72,7 @@ static const U32 ML_base[MaxML+1] = {
 } ZSTD_seqSymbol;

 #define SEQSYMBOL_TABLE_SIZE(log)   (1 + (1 << (log)))
+ #define ZSTD_FSE_WKSP_SIZE_U32 130

 typedef struct {
    ZSTD_seqSymbol LLTable[SEQSYMBOL_TABLE_SIZE(LLFSELog)];    /* Note : Space reserved for FSE Tables */
@@ -79,6 +80,7 @@ typedef struct {
    ZSTD_seqSymbol MLTable[SEQSYMBOL_TABLE_SIZE(MLFSELog)];    /* and therefore must be at least HUF_DECOMPRESS_WORKSPACE_SIZE large */
    HUF_DTable hufTable[HUF_DTABLE_SIZE(HufLog)];  /* can accommodate HUF_decompress4X */
    U32 rep[ZSTD_REP_NUM];
+    U32 workspace[ZSTD_FSE_WKSP_SIZE_U32];
 } ZSTD_entropyDTables_t;

 typedef enum { ZSTDds_getFrameHeaderSize, ZSTDds_decodeFrameHeader,