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tblgen: Assert that InstRWs doesn't grows when we don't expect it.

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llvm-svn: 183690
This commit is contained in:
Benjamin Kramer 2013-06-10 20:19:35 +00:00
parent e6017e3db4
commit 6f76e633ad
1 changed files with 1 additions and 0 deletions
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utils/TableGen/CodeGenSchedule.cpp
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@ -891,6 +891,7 @@ void CodeGenSchedModels::inferFromItinClass(Record *ItinClassDef,
/// Infer classes from per-processor InstReadWrite definitions.
void CodeGenSchedModels::inferFromInstRWs(unsigned SCIdx) {
for (unsigned I = 0, E = SchedClasses[SCIdx].InstRWs.size(); I != E; ++I) {
assert(SchedClasses[SCIdx].InstRWs.size() == E && "InstrRWs was mutated!");
Record *Rec = SchedClasses[SCIdx].InstRWs[I];
const RecVec *InstDefs = Sets.expand(Rec);
RecIter II = InstDefs->begin(), IE = InstDefs->end();