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antlr
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This commit is contained in:
Sam Harwell 2012-03-19 08:33:55 -05:00
parent 5e0f9a4490
commit bd7796544d
1 changed files with 25 additions and 0 deletions
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25
runtime/Java/src/org/antlr/v4/runtime/atn/ATNSimulator.java
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@ -60,6 +60,10 @@ public abstract class ATNSimulator {
int p = 0;
atn.grammarType = toInt(data[p++]);
atn.maxTokenType = toInt(data[p++]);
//
// STATES
//
int nstates = toInt(data[p++]);
for (int i=1; i<=nstates; i++) {
int stype = toInt(data[p++]);
@ -75,6 +79,10 @@ public abstract class ATNSimulator {
}
atn.addState(s);
}
//
// RULES
//
int nrules = toInt(data[p++]);
if ( atn.grammarType == ATN.LEXER ) {
atn.ruleToTokenType = new int[nrules];
@ -92,11 +100,19 @@ public abstract class ATNSimulator {
atn.ruleToActionIndex[i] = actionIndex;
}
}
//
// MODES
//
int nmodes = toInt(data[p++]);
for (int i=0; i<nmodes; i++) {
int s = toInt(data[p++]);
atn.modeToStartState.add((TokensStartState)atn.states.get(s));
}
//
// SETS
//
int nsets = toInt(data[p++]);
for (int i=1; i<=nsets; i++) {
int nintervals = toInt(data[p]);
@ -108,6 +124,10 @@ public abstract class ATNSimulator {
p += 2;
}
}
//
// EDGES
//
int nedges = toInt(data[p++]);
for (int i=1; i<=nedges; i++) {
int src = toInt(data[p]);
@ -125,6 +145,10 @@ public abstract class ATNSimulator {
srcState.addTransition(trans);
p += 6;
}
//
// DECISIONS
//
int ndecisions = toInt(data[p++]);
for (int i=1; i<=ndecisions; i++) {
int s = toInt(data[p++]);
@ -134,6 +158,7 @@ public abstract class ATNSimulator {
decState.decision = i-1;
decState.isGreedy = isGreedy==1;
}
return atn;
}