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Convert Outer Control Structure to Loop

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This commit is contained in:
W. Felix Handte
2021-10-12 13:34:17 -04:00
parent 79ca830766
commit 0bfc935add
1 changed files with 131 additions and 131 deletions
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lib/compress/zstd_double_fast.c
+6 -6
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@@ -104,8 +104,8 @@ size_t ZSTD_compressBlock_doubleFast_noDict_generic(
if (offset_1 > maxRep) offsetSaved = offset_1, offset_1 = 0; if (offset_1 > maxRep) offsetSaved = offset_1, offset_1 = 0;
} }
_start: /* Outer Loop: one iteration per match found and stored */
while (1) {
step = 1; step = 1;
nextStep = ip + kStepIncr; nextStep = ip + kStepIncr;
ip1 = ip + step; ip1 = ip + step;
@@ -118,7 +118,7 @@ _start:
idxl0 = hashLong[hl0]; idxl0 = hashLong[hl0];
matchl0 = base + idxl0; matchl0 = base + idxl0;
/* Main Search Loop */ /* Inner Loop: one iteration per search / position */
do { do {
const size_t hs0 = ZSTD_hashPtr(ip, hBitsS, mls); const size_t hs0 = ZSTD_hashPtr(ip, hBitsS, mls);
const U32 idxs0 = hashSmall[hs0]; const U32 idxs0 = hashSmall[hs0];
@@ -247,9 +247,9 @@ _match_stored:
ip += rLength; ip += rLength;
anchor = ip; anchor = ip;
continue; /* faster when present ... (?) */ continue; /* faster when present ... (?) */
} } }
}
goto _start; }
} }