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restore invocation of ZSTD_entropyCompressSeqStore()

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in the ZSTD_compressSequences() pipeline
This commit is contained in:
Yann Collet
2024-12-20 10:37:01 -08:00
parent 522adc34eb
commit 47cbfc87a9
1 changed files with 6 additions and 8 deletions
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lib/compress/zstd_compress.c
+6 -8
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@@ -3015,7 +3015,7 @@ static size_t
ZSTD_entropyCompressSeqStore_wExtLitBuffer(
void* dst, size_t dstCapacity,
const void* literals, size_t litSize,
size_t srcSize,
size_t blockSize,
const SeqStore_t* seqStorePtr,
const ZSTD_entropyCTables_t* prevEntropy,
ZSTD_entropyCTables_t* nextEntropy,
@@ -3032,14 +3032,14 @@ ZSTD_entropyCompressSeqStore_wExtLitBuffer(
/* When srcSize <= dstCapacity, there is enough space to write a raw uncompressed block.
* Since we ran out of space, block must be not compressible, so fall back to raw uncompressed block.
*/
if ((cSize == ERROR(dstSize_tooSmall)) & (srcSize <= dstCapacity)) {
if ((cSize == ERROR(dstSize_tooSmall)) & (blockSize <= dstCapacity)) {
DEBUGLOG(4, "not enough dstCapacity (%zu) for ZSTD_entropyCompressSeqStore_internal()=> do not compress block", dstCapacity);
return 0; /* block not compressed */
}
FORWARD_IF_ERROR(cSize, "ZSTD_entropyCompressSeqStore_internal failed");
/* Check compressibility */
{ size_t const maxCSize = srcSize - ZSTD_minGain(srcSize, cctxParams->cParams.strategy);
{ size_t const maxCSize = blockSize - ZSTD_minGain(blockSize, cctxParams->cParams.strategy);
if (cSize >= maxCSize) return 0; /* block not compressed */
}
DEBUGLOG(5, "ZSTD_entropyCompressSeqStore() cSize: %zu", cSize);
@@ -6980,13 +6980,11 @@ ZSTD_compressSequences_internal(ZSTD_CCtx* cctx,
}
RETURN_ERROR_IF(dstCapacity < ZSTD_blockHeaderSize, dstSize_tooSmall, "not enough dstCapacity to write a new compressed block");
compressedSeqsSize = ZSTD_entropyCompressSeqStore_wExtLitBuffer(
op + ZSTD_blockHeaderSize /* Leave space for block header */, dstCapacity - ZSTD_blockHeaderSize,
cctx->seqStore.litStart, (size_t)(cctx->seqStore.lit - cctx->seqStore.litStart),
blockSize,
&cctx->seqStore,
compressedSeqsSize = ZSTD_entropyCompressSeqStore(&cctx->seqStore,
&cctx->blockState.prevCBlock->entropy, &cctx->blockState.nextCBlock->entropy,
&cctx->appliedParams,
op + ZSTD_blockHeaderSize /* Leave space for block header */, dstCapacity - ZSTD_blockHeaderSize,
blockSize,
cctx->tmpWorkspace, cctx->tmpWkspSize /* statically allocated in resetCCtx */,
cctx->bmi2);
FORWARD_IF_ERROR(compressedSeqsSize, "Compressing sequences of block failed");