* src/lalr.h (consistent): Removed array, which contents is now

member of...
(state_t): this structure.
* src/output.c, src/lalr.c, src/print_graph.c, src/conflicts.c:
Adjust.
This commit is contained in:
Akim Demaille
2001-11-19 09:10:30 +00:00
parent cfc3acf242
commit d80a86e0b5
7 changed files with 20 additions and 16 deletions

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@@ -1,3 +1,11 @@
2001-11-19 Akim Demaille <akim@epita.fr>
* src/lalr.h (consistent): Removed array, which contents is now
member of...
(state_t): this structure.
* src/output.c, src/lalr.c, src/print_graph.c, src/conflicts.c:
Adjust.
2001-11-19 Akim Demaille <akim@epita.fr> 2001-11-19 Akim Demaille <akim@epita.fr>
* src/lalr.h (reduction_table, shift_table): Removed arrays, which * src/lalr.h (reduction_table, shift_table): Removed arrays, which

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@@ -191,7 +191,7 @@ set_conflicts (int state)
unsigned *fp1; unsigned *fp1;
int symbol; int symbol;
if (consistent[state]) if (state_table[state].consistent)
return; return;
for (i = 0; i < tokensetsize; i++) for (i = 0; i < tokensetsize; i++)

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@@ -42,7 +42,6 @@ short *lookaheads;
short *LAruleno; short *LAruleno;
unsigned *LA; unsigned *LA;
char *consistent;
short *goto_map; short *goto_map;
short *from_state; short *from_state;
short *to_state; short *to_state;
@@ -208,7 +207,6 @@ initialize_LA (void)
shifts *sp; shifts *sp;
short *np; short *np;
consistent = XCALLOC (char, nstates);
lookaheads = XCALLOC (short, nstates + 1); lookaheads = XCALLOC (short, nstates + 1);
count = 0; count = 0;
@@ -225,14 +223,14 @@ initialize_LA (void)
|| (sp && !ISVAR (state_table[sp->shifts[0]].accessing_symbol)))) || (sp && !ISVAR (state_table[sp->shifts[0]].accessing_symbol))))
count += rp->nreds; count += rp->nreds;
else else
consistent[i] = 1; state_table[i].consistent = 1;
if (sp) if (sp)
for (k = 0; k < sp->nshifts; k++) for (k = 0; k < sp->nshifts; k++)
if (state_table[sp->shifts[k]].accessing_symbol if (state_table[sp->shifts[k]].accessing_symbol
== error_token_number) == error_token_number)
{ {
consistent[i] = 0; state_table[i].consistent = 0;
break; break;
} }
} }
@@ -255,7 +253,7 @@ initialize_LA (void)
np = LAruleno; np = LAruleno;
for (i = 0; i < nstates; i++) for (i = 0; i < nstates; i++)
{ {
if (!consistent[i]) if (!state_table[i].consistent)
{ {
if ((rp = state_table[i].reduction_table)) if ((rp = state_table[i].reduction_table))
for (j = 0; j < rp->nreds; j++) for (j = 0; j < rp->nreds; j++)
@@ -580,7 +578,7 @@ build_relations (void)
states[length++] = stateno; states[length++] = stateno;
} }
if (!consistent[stateno]) if (!state_table[stateno].consistent)
add_lookback_edge (stateno, *rulep, i); add_lookback_edge (stateno, *rulep, i);
length--; length--;

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@@ -49,12 +49,6 @@ extern short *goto_map;
extern short *from_state; extern short *from_state;
extern short *to_state; extern short *to_state;
/* CONSISTENT[S] is nonzero if no lookahead is needed to decide what
to do in state S. */
extern char *consistent;
/* LARULENO is a vector which records the rules that need lookahead in /* LARULENO is a vector which records the rules that need lookahead in
various states. The elements of LARULENO that apply to state S are various states. The elements of LARULENO that apply to state S are
those from LOOKAHEADS[S] through LOOKAHEADS[S+1]-1. Each element those from LOOKAHEADS[S] through LOOKAHEADS[S+1]-1. Each element
@@ -85,6 +79,10 @@ typedef struct state_s
shifts *shift_table; shifts *shift_table;
reductions *reduction_table; reductions *reduction_table;
/* Nonzero if no lookahead is needed to decide what to do in state
S. */
char consistent;
} state_t; } state_t;
/* All the decorated states, indexed by the state number. Warning: /* All the decorated states, indexed by the state number. Warning:

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@@ -620,7 +620,7 @@ action_row (int state)
if (nreds >= 1 && !nodefault) if (nreds >= 1 && !nodefault)
{ {
if (consistent[state]) if (state_table[state].consistent)
default_rule = redp->rules[0]; default_rule = redp->rules[0];
else else
{ {

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@@ -165,7 +165,7 @@ print_actions (FILE *out, int state)
fputc ('\n', out); fputc ('\n', out);
} }
if (consistent[state] && redp) if (state_table[state].consistent && redp)
{ {
rule = redp->rules[0]; rule = redp->rules[0];
symbol = rlhs[rule]; symbol = rlhs[rule];

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@@ -178,7 +178,7 @@ print_actions (int state, const char *node_name, struct obstack *node_obstack)
obstack_sgrow (node_obstack, "\\n"); obstack_sgrow (node_obstack, "\\n");
} }
if (consistent[state] && redp) if (state_table[state].consistent && redp)
{ {
rule = redp->rules[0]; rule = redp->rules[0];
symbol = rlhs[rule]; symbol = rlhs[rule];