zstd/compress/zstd_lazy.c

826 FORCE_INLINE_TEMPLATE U32 ZSTD_row_nextIndex(BYTE* const tagRow, U32 const rowMask) {
827   U32 const next = (*tagRow - 1) & rowMask;
828   *tagRow = (BYTE)next;
855     assert(ZSTD_isAligned(tagTable + relRow, (size_t)1 << rowLog)); /* prefetched tagRow sits on correct multiple of bytes (32,64,128) */
921         BYTE* tagRow = (BYTE*)(tagTable + relRow);  /* Though tagTable is laid out as a table of U16, each tag is only 1 byte.
923         U32 const pos = ZSTD_row_nextIndex(tagRow, rowMask);
926         ((BYTE*)tagRow)[pos + ZSTD_ROW_HASH_TAG_OFFSET] = hash & ZSTD_ROW_HASH_TAG_MASK;
1002 ZSTD_row_getMatchMask(const BYTE* const tagRow, const BYTE tag, const U32 head, const U32 rowEntries)
1004     const BYTE* const src = tagRow + ZSTD_ROW_HASH_TAG_OFFSET;
1187         BYTE* tagRow = (BYTE*)(tagTable + relRow);
1188         U32 const head = *tagRow & rowMask;
1192         ZSTD_VecMask matches = ZSTD_row_getMatchMask(tagRow, (BYTE)tag, head, rowEntries);
1212             U32 const pos = ZSTD_row_nextIndex(tagRow, rowMask);
1213             tagRow[pos + ZSTD_ROW_HASH_TAG_OFFSET] = (BYTE)tag;