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* src/closure.c (closure): No longer optimize the special case

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where all the bits of `ruleset[r]' are set to 0, to make the code
clearer.
This commit is contained in:
Akim Demaille
2001-11-28 14:57:02 +00:00
parent 2ce6476804
commit a816bf3eac
2 changed files with 19 additions and 19 deletions
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7
ChangeLog
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@@ -1,3 +1,10 @@
2001-11-28 Akim Demaille <akim@epita.fr>
* src/closure.c (closure): No longer optimize the special case
where all the bits of `ruleset[r]' are set to 0, to make the code
clearer.
2001-11-28 Akim Demaille <akim@epita.fr> 2001-11-28 Akim Demaille <akim@epita.fr>
* src/closure.c (closure): `r' and `c' are new variables, used to * src/closure.c (closure): `r' and `c' are new variables, used to

31
src/closure.c
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@@ -273,31 +273,24 @@ closure (short *core, int n)
c = 0; c = 0;
for (r = 0; r < rulesetsize; ++r) for (r = 0; r < rulesetsize; ++r)
{ {
if (ruleset[r] == 0) int b;
{
ruleno += BITS_PER_WORD;
}
else
{
int b;
for (b = 0; b < BITS_PER_WORD; b++) for (b = 0; b < BITS_PER_WORD; b++)
{
if (ruleset[r] & (1 << b))
{ {
if (ruleset[r] & (1 << b)) itemno = rule_table[ruleno].rhs;
while (c < n && core[c] < itemno)
{ {
itemno = rule_table[ruleno].rhs; itemset[itemsetsize] = core[c];
while (c < n && core[c] < itemno)
{
itemset[itemsetsize] = core[c];
itemsetsize++;
c++;
}
itemset[itemsetsize] = itemno;
itemsetsize++; itemsetsize++;
c++;
} }
itemset[itemsetsize] = itemno;
ruleno++; itemsetsize++;
} }
ruleno++;
} }
} }