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Add debugging output for joining assignments

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15187 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-07-25 03:24:11 +00:00
parent 3f86193cd2
commit c83e40d1b6
1 changed files with 5 additions and 0 deletions
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5
lib/CodeGen/LiveIntervalAnalysis.cpp
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@ -616,6 +616,11 @@ void LiveIntervals::joinIntervals() {
for (unsigned i = 0, e = MBBs.size(); i != e; ++i)
joinIntervalsInMachineBB(MBBs[i].second);
}
DEBUG(std::cerr << "*** Register mapping ***\n");
DEBUG(for (std::map<unsigned, unsigned>::iterator I = r2rMap_.begin(),
E = r2rMap_.end(); I != E; ++I)
std::cerr << " reg " << I->first << " -> reg " << I->second << "\n";);
}
/// Return true if the two specified registers belong to different register