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Update debug logs.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111575 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2010-08-19 23:33:02 +00:00
parent 19708923be
commit f942c13af8
1 changed files with 4 additions and 4 deletions
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8
lib/CodeGen/MachineSink.cpp
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@@ -391,20 +391,20 @@ bool MachineSinking::SinkInstruction(MachineInstr *MI, bool &SawStore) {
bool TryBreak = false; bool TryBreak = false;
bool store = true; bool store = true;
if (!MI->isSafeToMove(TII, AA, store)) { if (!MI->isSafeToMove(TII, AA, store)) {
DEBUG(dbgs() << " *** PUNTING: Won't sink load along critical edge.\n"); DEBUG(dbgs() << " *** NOTE: Won't sink load along critical edge.\n");
TryBreak = true; TryBreak = true;
} }
// We don't want to sink across a critical edge if we don't dominate the // We don't want to sink across a critical edge if we don't dominate the
// successor. We could be introducing calculations to new code paths. // successor. We could be introducing calculations to new code paths.
if (!TryBreak && !DT->dominates(ParentBlock, SuccToSinkTo)) { if (!TryBreak && !DT->dominates(ParentBlock, SuccToSinkTo)) {
DEBUG(dbgs() << " *** PUNTING: Critical edge found\n"); DEBUG(dbgs() << " *** NOTE: Critical edge found\n");
TryBreak = true; TryBreak = true;
} }
// Don't sink instructions into a loop. // Don't sink instructions into a loop.
if (!TryBreak && LI->isLoopHeader(SuccToSinkTo)) { if (!TryBreak && LI->isLoopHeader(SuccToSinkTo)) {
DEBUG(dbgs() << " *** PUNTING: Loop header found\n"); DEBUG(dbgs() << " *** NOTE: Loop header found\n");
TryBreak = true; TryBreak = true;
} }
@@ -418,7 +418,7 @@ bool MachineSinking::SinkInstruction(MachineInstr *MI, bool &SawStore) {
" *** PUNTING: Not legal or profitable to break critical edge\n"); " *** PUNTING: Not legal or profitable to break critical edge\n");
return false; return false;
} else { } else {
DEBUG(dbgs() << "*** Splitting critical edge:" DEBUG(dbgs() << " *** Splitting critical edge:"
" BB#" << ParentBlock->getNumber() " BB#" << ParentBlock->getNumber()
<< " -- BB#" << NewSucc->getNumber() << " -- BB#" << NewSucc->getNumber()
<< " -- BB#" << SuccToSinkTo->getNumber() << '\n'); << " -- BB#" << SuccToSinkTo->getNumber() << '\n');