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authorDan Gohman <gohman@apple.com>2008-11-13 16:31:27 +0000
committerDan Gohman <gohman@apple.com>2008-11-13 16:31:27 +0000
commit8fed4ce0b823b65b79fd8f5c10f1d8689a37326f (patch)
tree8ab2e401915f066c5898b5174d1d90e9f54f8ab5 /llvm/lib/CodeGen/LiveVariables.cpp
parent7d5389e4b3820605e158cbcd4dd1d33711d96b4d (diff)
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Use find_first/find_next to iterate through all the set bits in a
BitVector, instead of manually testing each bit. llvm-svn: 59246
Diffstat (limited to 'llvm/lib/CodeGen/LiveVariables.cpp')
-rw-r--r--llvm/lib/CodeGen/LiveVariables.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/LiveVariables.cpp b/llvm/lib/CodeGen/LiveVariables.cpp
index 632cd82..9fe42f6 100644
--- a/llvm/lib/CodeGen/LiveVariables.cpp
+++ b/llvm/lib/CodeGen/LiveVariables.cpp
@@ -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";