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FunctionPass's should not define their own 'run' method.
Require 'simplified' loops, not just raw natural loops. This fixes CodeExtractor/2004-03-13-LoopExtractorCrash.ll git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12381 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -18,17 +18,18 @@
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#include "llvm/Module.h"
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#include "llvm/Pass.h"
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#include "llvm/Analysis/LoopInfo.h"
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#include "llvm/Transforms/Scalar.h"
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#include "llvm/Transforms/Utils/FunctionUtils.h"
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using namespace llvm;
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namespace {
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// FIXME: PassManager should allow Module passes to require FunctionPasses
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struct LoopExtractor : public FunctionPass {
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virtual bool run(Module &M);
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virtual bool runOnFunction(Function &F);
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virtual void getAnalysisUsage(AnalysisUsage &AU) const {
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AU.addRequired<LoopInfo>();
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AU.addRequiredID(LoopSimplifyID);
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}
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};
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@ -36,13 +37,6 @@ namespace {
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X("loop-extract", "Extract loops into new functions");
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} // End anonymous namespace
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bool LoopExtractor::run(Module &M) {
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bool Changed = false;
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for (Module::iterator i = M.begin(), e = M.end(); i != e; ++i)
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Changed |= runOnFunction(*i);
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return Changed;
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}
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bool LoopExtractor::runOnFunction(Function &F) {
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std::cerr << F.getName() << "\n";
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