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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21439 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman
2005-04-22 04:01:18 +00:00
parent 00876a2808
commit dedf2bd5a3
13 changed files with 42 additions and 47 deletions
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6
lib/Analysis/LoopInfo.cpp
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@ -109,7 +109,7 @@ void LoopInfo::Calculate(const DominatorSet &DS) {
BasicBlock *RootNode = DS.getRoot();
for (df_iterator<BasicBlock*> NI = df_begin(RootNode),
NE = df_end(RootNode); NI != NE; ++NI)
NE = df_end(RootNode); NI != NE; ++NI)
if (Loop *L = ConsiderForLoop(*NI, DS))
TopLevelLoops.push_back(L);
}
@ -191,7 +191,7 @@ Loop *LoopInfo::ConsiderForLoop(BasicBlock *BB, const DominatorSet &DS) {
// If there are any loops nested within this loop, create them now!
for (std::vector<BasicBlock*>::iterator I = L->Blocks.begin(),
E = L->Blocks.end(); I != E; ++I)
E = L->Blocks.end(); I != E; ++I)
if (Loop *NewLoop = ConsiderForLoop(*I, DS)) {
L->SubLoops.push_back(NewLoop);
NewLoop->ParentLoop = L;
@ -201,7 +201,7 @@ Loop *LoopInfo::ConsiderForLoop(BasicBlock *BB, const DominatorSet &DS) {
// loop can be found for them.
//
for (std::vector<BasicBlock*>::iterator I = L->Blocks.begin(),
E = L->Blocks.end(); I != E; ++I) {
E = L->Blocks.end(); I != E; ++I) {
std::map<BasicBlock*, Loop*>::iterator BBMI = BBMap.lower_bound(*I);
if (BBMI == BBMap.end() || BBMI->first != *I) // Not in map yet...
BBMap.insert(BBMI, std::make_pair(*I, L)); // Must be at this level