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[lib] Reduce zstd stack usage by 1KB

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This commit is contained in:
Nick Terrell
2020-09-09 14:35:39 -07:00
parent 046aca190f
commit a90779397a
8 changed files with 28 additions and 17 deletions
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tests/decodecorpus.c
+3 -3
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@@ -815,7 +815,7 @@ static size_t writeSequences(U32* seed, frame_t* frame, seqStore_t* seqStorePtr,
BYTE* const oend = (BYTE*)frame->dataEnd;
BYTE* op = (BYTE*)frame->data;
BYTE* seqHead;
BYTE scratchBuffer[1<<MAX(MLFSELog,LLFSELog)];
BYTE scratchBuffer[FSE_BUILD_CTABLE_WORKSPACE_SIZE(MaxSeq, MaxFSELog)];
/* literals compressing block removed so that can be done separately */
@@ -852,7 +852,7 @@ static size_t writeSequences(U32* seed, frame_t* frame, seqStore_t* seqStorePtr,
LLtype = set_rle;
} else if (!(RAND(seed) & 3)) {
/* maybe use the default distribution */
FSE_buildCTable_wksp(CTable_LitLength, LL_defaultNorm, MaxLL, LL_defaultNormLog, scratchBuffer, sizeof(scratchBuffer));
CHECKERR(FSE_buildCTable_wksp(CTable_LitLength, LL_defaultNorm, MaxLL, LL_defaultNormLog, scratchBuffer, sizeof(scratchBuffer)));
LLtype = set_basic;
} else {
/* fall back on a full table */
@@ -863,7 +863,7 @@ static size_t writeSequences(U32* seed, frame_t* frame, seqStore_t* seqStorePtr,
{ size_t const NCountSize = FSE_writeNCount(op, oend-op, norm, max, tableLog); /* overflow protected */
if (FSE_isError(NCountSize)) return ERROR(GENERIC);
op += NCountSize; }
FSE_buildCTable_wksp(CTable_LitLength, norm, max, tableLog, scratchBuffer, sizeof(scratchBuffer));
CHECKERR(FSE_buildCTable_wksp(CTable_LitLength, norm, max, tableLog, scratchBuffer, sizeof(scratchBuffer)));
LLtype = set_compressed;
} }