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Add -O1/2/3 to bugpoint, so when you conclude opt -O2 reproduces an issue, you can just run bugpoint -O2. :) My implementation isn't precisely equivalent to what opt does, but as far as I can tell, it's close enough.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132695 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -69,6 +69,18 @@ static cl::opt<bool>
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StandardLinkOpts("std-link-opts",
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StandardLinkOpts("std-link-opts",
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cl::desc("Include the standard link time optimizations"));
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cl::desc("Include the standard link time optimizations"));
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static cl::opt<bool>
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OptLevelO1("O1",
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cl::desc("Optimization level 1. Similar to llvm-gcc -O1"));
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static cl::opt<bool>
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OptLevelO2("O2",
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cl::desc("Optimization level 2. Similar to llvm-gcc -O2"));
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static cl::opt<bool>
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OptLevelO3("O3",
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cl::desc("Optimization level 3. Similar to llvm-gcc -O3"));
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static cl::opt<std::string>
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static cl::opt<std::string>
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OverrideTriple("mtriple", cl::desc("Override target triple for module"));
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OverrideTriple("mtriple", cl::desc("Override target triple for module"));
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@ -83,10 +95,10 @@ static void BugpointInterruptFunction() {
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// Hack to capture a pass list.
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// Hack to capture a pass list.
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namespace {
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namespace {
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class AddToDriver : public PassManager {
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class AddToDriver : public FunctionPassManager {
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BugDriver &D;
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BugDriver &D;
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public:
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public:
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AddToDriver(BugDriver &_D) : D(_D) {}
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AddToDriver(BugDriver &_D) : FunctionPassManager(0), D(_D) {}
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virtual void add(Pass *P) {
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virtual void add(Pass *P) {
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const void *ID = P->getPassID();
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const void *ID = P->getPassID();
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@ -158,6 +170,20 @@ int main(int argc, char **argv) {
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/*RunInliner=*/true);
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/*RunInliner=*/true);
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}
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}
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if (OptLevelO1 || OptLevelO2 || OptLevelO3) {
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PassManagerBuilder Builder;
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if (OptLevelO1)
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Builder.Inliner = createAlwaysInlinerPass();
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else if (OptLevelO2)
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Builder.Inliner = createFunctionInliningPass(225);
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else
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Builder.Inliner = createFunctionInliningPass(275);
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// Note that although clang/llvm-gcc use two separate passmanagers
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// here, it shouldn't normally make a difference.
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Builder.populateFunctionPassManager(PM);
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Builder.populateModulePassManager(PM);
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}
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for (std::vector<const PassInfo*>::iterator I = PassList.begin(),
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for (std::vector<const PassInfo*>::iterator I = PassList.begin(),
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E = PassList.end();
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E = PassList.end();
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