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Use find_first/find_next to iterate through all the set bits in a

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BitVector, instead of manually testing each bit.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59246 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2008-11-13 16:31:27 +00:00
parent 023422a6eb
commit 4a829ecc54
2 changed files with 11 additions and 12 deletions
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8
lib/CodeGen/LiveVariables.cpp
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@ -52,11 +52,11 @@ void LiveVariables::getAnalysisUsage(AnalysisUsage &AU) const {
void LiveVariables::VarInfo::dump() const {
cerr << " Alive in blocks: ";
for (unsigned i = 0, e = AliveBlocks.size(); i != e; ++i)
if (AliveBlocks[i]) cerr << i << ", ";
for (int i = AliveBlocks.find_first(); i != -1; i = AliveBlocks.find_next(i))
cerr << i << ", ";
cerr << " Used in blocks: ";
for (unsigned i = 0, e = UsedBlocks.size(); i != e; ++i)
if (UsedBlocks[i]) cerr << i << ", ";
for (int i = UsedBlocks.find_first(); i != -1; i = UsedBlocks.find_next(i))
cerr << i << ", ";
cerr << "\n Killed by:";
if (Kills.empty())
cerr << " No instructions.\n";