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improve -debug output and comments a little.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120993 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-12-06 07:38:40 +00:00
parent 476d2f769e
commit 7d32b8032d
1 changed files with 5 additions and 3 deletions
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8
lib/Transforms/IPO/Inliner.cpp
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@ -153,19 +153,21 @@ static bool InlineCallIfPossible(CallSite CS, InlineFunctionInfo &IFI,
// Otherwise, we *can* reuse it, RAUW AI into AvailableAlloca and declare // Otherwise, we *can* reuse it, RAUW AI into AvailableAlloca and declare
// success! // success!
DEBUG(dbgs() << " ***MERGED ALLOCA: " << *AI); DEBUG(dbgs() << " ***MERGED ALLOCA: " << *AI << "\n\t\tINTO: "
<< *AvailableAlloca << '\n');
AI->replaceAllUsesWith(AvailableAlloca); AI->replaceAllUsesWith(AvailableAlloca);
AI->eraseFromParent(); AI->eraseFromParent();
MergedAwayAlloca = true; MergedAwayAlloca = true;
++NumMergedAllocas; ++NumMergedAllocas;
IFI.StaticAllocas[AllocaNo] = 0;
break; break;
} }
// If we already nuked the alloca, we're done with it. // If we already nuked the alloca, we're done with it.
if (MergedAwayAlloca) if (MergedAwayAlloca)
continue; continue;
// If we were unable to merge away the alloca either because there are no // If we were unable to merge away the alloca either because there are no
// allocas of the right type available or because we reused them all // allocas of the right type available or because we reused them all
// already, remember that this alloca came from an inlined function and mark // already, remember that this alloca came from an inlined function and mark
@ -402,7 +404,7 @@ bool Inliner::runOnSCC(CallGraphSCC &SCC) {
// If this call site was obtained by inlining another function, verify // If this call site was obtained by inlining another function, verify
// that the include path for the function did not include the callee // that the include path for the function did not include the callee
// itself. If so, we'd be recursively inlinling the same function, // itself. If so, we'd be recursively inlining the same function,
// which would provide the same callsites, which would cause us to // which would provide the same callsites, which would cause us to
// infinitely inline. // infinitely inline.
int InlineHistoryID = CallSites[CSi].second; int InlineHistoryID = CallSites[CSi].second;