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* src/output.c (action_row, token_actions): Use a state_t instead

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of a integer, and nlookaheads instead of the following state's
lookaheadsp.
This commit is contained in:
Akim Demaille
2001-12-27 18:05:18 +00:00
parent 065fbd27af
commit f9507c28ae
2 changed files with 18 additions and 16 deletions
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7
ChangeLog
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@@ -1,3 +1,10 @@
2001-12-27 Akim Demaille <akim@epita.fr>
* src/output.c (action_row, token_actions): Use a state_t instead
of a integer, and nlookaheads instead of the following state's
lookaheadsp.
2001-12-27 Akim Demaille <akim@epita.fr>
* src/conflicts.c (log_resolution, flush_shift)

27
src/output.c
View File

@@ -323,16 +323,14 @@ output_rule_data (void)
`------------------------------------------------------------------*/
static int
action_row (int state)
action_row (state_t *state)
{
int i;
int m = 0;
int n = 0;
int default_rule = 0;
reductions *redp = state_table[state]->reductions;
reductions *redp = state->reductions;
int nreds = redp ? redp->nreds : 0;
shifts *shiftp = state_table[state]->shifts;
errs *errp = state_table[state]->errs;
shifts *shiftp = state->shifts;
errs *errp = state->errs;
/* set nonzero to inhibit having any default reduction */
int nodefault = 0;
@@ -344,17 +342,14 @@ action_row (int state)
int j;
/* loop over all the rules available here which require
lookahead */
m = state_table[state]->lookaheadsp;
n = state_table[state + 1]->lookaheadsp;
for (i = n - 1; i >= m; i--)
for (i = state->nlookaheads - 1; i >= 0; --i)
/* and find each token which the rule finds acceptable
to come next */
for (j = 0; j < ntokens; j++)
/* and record this rule as the rule to use if that
token follows. */
if (BITISSET (LA (i), j))
actrow[j] = -LAruleno[i];
if (BITISSET (LA (state->lookaheadsp + i), j))
actrow[j] = -LAruleno[state->lookaheadsp + i];
}
/* Now see which tokens are allowed for shifts in this state. For
@@ -394,15 +389,15 @@ action_row (int state)
if (nreds >= 1 && !nodefault)
{
if (state_table[state]->consistent)
if (state->consistent)
default_rule = redp->rules[0];
else
{
int max = 0;
for (i = m; i < n; i++)
for (i = 0; i < state->nlookaheads; i++)
{
int count = 0;
int rule = -LAruleno[i];
int rule = -LAruleno[state->lookaheadsp + i];
int j;
for (j = 0; j < ntokens; j++)
@@ -492,7 +487,7 @@ token_actions (void)
actrow = XCALLOC (short, ntokens);
for (i = 0; i < nstates; ++i)
{
yydefact[i] = action_row (i);
yydefact[i] = action_row (state_table[i]);
save_row (i);
}