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LDA analysis output scaffolding.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74400 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andreas Bolka
2009-06-28 00:16:08 +00:00
parent f7ca1611e2
commit 707207adae
2 changed files with 27 additions and 2 deletions
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lib/Analysis/LoopDependenceAnalysis.cpp
+19 -1
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@@ -43,5 +43,23 @@ bool LoopDependenceAnalysis::runOnLoop(Loop *L, LPPassManager &) {
void LoopDependenceAnalysis::getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreservesAll();
AU.addRequired<ScalarEvolution>();
AU.addRequiredTransitive<ScalarEvolution>();
}
static void PrintLoopInfo(
raw_ostream &OS, const LoopDependenceAnalysis *LDA, const Loop *L) {
if (!L->empty()) return; // ignore non-innermost loops
OS << "Loop at depth " << L->getLoopDepth() << ", header block: ";
WriteAsOperand(OS, L->getHeader(), false);
OS << "\n";
}
void LoopDependenceAnalysis::print(raw_ostream &OS, const Module*) const {
PrintLoopInfo(OS, this, this->L);
}
void LoopDependenceAnalysis::print(std::ostream &OS, const Module *M) const {
raw_os_ostream os(OS);
print(os, M);
}