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Add MachineTraceMetrics::verify().

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This function verifies the consistency of cached data in the
MachineTraceMetrics analysis.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160976 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2012-07-30 18:34:11 +00:00
parent ee31ae12e8
commit a1b2bf7979
3 changed files with 55 additions and 11 deletions
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2
lib/CodeGen/EarlyIfConversion.cpp
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@@ -586,11 +586,13 @@ void EarlyIfConverter::updateLoops(ArrayRef<MachineBasicBlock*> Removed) {
/// Invalidate MachineTraceMetrics before if-conversion.
void EarlyIfConverter::invalidateTraces() {
Traces->verify();
Traces->invalidate(IfConv.Head);
Traces->invalidate(IfConv.Tail);
Traces->invalidate(IfConv.TBB);
Traces->invalidate(IfConv.FBB);
DEBUG(if (MinInstr) MinInstr->print(dbgs()));
Traces->verify();
}
/// Apply cost model and heuristics to the if-conversion in IfConv.