/// \brief Returns an opaque, unique ID for this pass type.
static void *ID() { return (void *)&PassID; }
+ /// \brief Returns the name of the analysis.
+ static StringRef name() { return "TestFunctionAnalysis"; }
+
TestFunctionAnalysis(int &Runs) : Runs(Runs) {}
/// \brief Run the analysis pass over the function and return a result.
- Result run(Function *F, FunctionAnalysisManager *AM) {
+ Result run(Function &F, FunctionAnalysisManager *AM) {
++Runs;
int Count = 0;
- for (Function::iterator BBI = F->begin(), BBE = F->end(); BBI != BBE; ++BBI)
+ for (Function::iterator BBI = F.begin(), BBE = F.end(); BBI != BBE; ++BBI)
for (BasicBlock::iterator II = BBI->begin(), IE = BBI->end(); II != IE;
++II)
++Count;
int FunctionCount;
};
- static void *ID() { return (void * )&PassID; }
+ static void *ID() { return (void *)&PassID; }
+
+ static StringRef name() { return "TestModuleAnalysis"; }
TestModuleAnalysis(int &Runs) : Runs(Runs) {}
- Result run(Module *M, ModuleAnalysisManager *AM) {
+ Result run(Module &M, ModuleAnalysisManager *AM) {
++Runs;
int Count = 0;
- for (Module::iterator I = M->begin(), E = M->end(); I != E; ++I)
+ for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
++Count;
return Result(Count);
}
struct TestModulePass {
TestModulePass(int &RunCount) : RunCount(RunCount) {}
- PreservedAnalyses run(Module *M) {
+ PreservedAnalyses run(Module &M) {
++RunCount;
return PreservedAnalyses::none();
}
};
struct TestPreservingModulePass {
- PreservedAnalyses run(Module *M) {
- return PreservedAnalyses::all();
- }
+ PreservedAnalyses run(Module &M) { return PreservedAnalyses::all(); }
static StringRef name() { return "TestPreservingModulePass"; }
};
struct TestMinPreservingModulePass {
- PreservedAnalyses run(Module *M, ModuleAnalysisManager *AM) {
+ PreservedAnalyses run(Module &M, ModuleAnalysisManager *AM) {
PreservedAnalyses PA;
// Force running an analysis.
AnalyzedFunctionCount(AnalyzedFunctionCount),
OnlyUseCachedResults(OnlyUseCachedResults) {}
- PreservedAnalyses run(Function *F, FunctionAnalysisManager *AM) {
+ PreservedAnalyses run(Function &F, FunctionAnalysisManager *AM) {
++RunCount;
const ModuleAnalysisManager &MAM =
AM->getResult<ModuleAnalysisManagerFunctionProxy>(F).getManager();
if (TestModuleAnalysis::Result *TMA =
- MAM.getCachedResult<TestModuleAnalysis>(F->getParent()))
+ MAM.getCachedResult<TestModuleAnalysis>(*F.getParent()))
AnalyzedFunctionCount += TMA->FunctionCount;
if (OnlyUseCachedResults) {
struct TestInvalidationFunctionPass {
TestInvalidationFunctionPass(StringRef FunctionName) : Name(FunctionName) {}
- PreservedAnalyses run(Function *F) {
- return F->getName() == Name ? PreservedAnalyses::none()
- : PreservedAnalyses::all();
+ PreservedAnalyses run(Function &F) {
+ return F.getName() == Name ? PreservedAnalyses::none()
+ : PreservedAnalyses::all();
}
static StringRef name() { return "TestInvalidationFunctionPass"; }
StringRef Name;
};
-Module *parseIR(const char *IR) {
+std::unique_ptr<Module> parseIR(const char *IR) {
LLVMContext &C = getGlobalContext();
SMDiagnostic Err;
- return ParseAssemblyString(IR, 0, Err, C);
+ return parseAssemblyString(IR, Err, C);
}
class PassManagerTest : public ::testing::Test {
"}\n")) {}
};
+TEST_F(PassManagerTest, BasicPreservedAnalyses) {
+ PreservedAnalyses PA1 = PreservedAnalyses();
+ EXPECT_FALSE(PA1.preserved<TestFunctionAnalysis>());
+ EXPECT_FALSE(PA1.preserved<TestModuleAnalysis>());
+ PreservedAnalyses PA2 = PreservedAnalyses::none();
+ EXPECT_FALSE(PA2.preserved<TestFunctionAnalysis>());
+ EXPECT_FALSE(PA2.preserved<TestModuleAnalysis>());
+ PreservedAnalyses PA3 = PreservedAnalyses::all();
+ EXPECT_TRUE(PA3.preserved<TestFunctionAnalysis>());
+ EXPECT_TRUE(PA3.preserved<TestModuleAnalysis>());
+ PreservedAnalyses PA4 = PA1;
+ EXPECT_FALSE(PA4.preserved<TestFunctionAnalysis>());
+ EXPECT_FALSE(PA4.preserved<TestModuleAnalysis>());
+ PA4 = PA3;
+ EXPECT_TRUE(PA4.preserved<TestFunctionAnalysis>());
+ EXPECT_TRUE(PA4.preserved<TestModuleAnalysis>());
+ PA4 = std::move(PA2);
+ EXPECT_FALSE(PA4.preserved<TestFunctionAnalysis>());
+ EXPECT_FALSE(PA4.preserved<TestModuleAnalysis>());
+ PA4.preserve<TestFunctionAnalysis>();
+ EXPECT_TRUE(PA4.preserved<TestFunctionAnalysis>());
+ EXPECT_FALSE(PA4.preserved<TestModuleAnalysis>());
+ PA1.preserve<TestModuleAnalysis>();
+ EXPECT_FALSE(PA1.preserved<TestFunctionAnalysis>());
+ EXPECT_TRUE(PA1.preserved<TestModuleAnalysis>());
+ PA1.preserve<TestFunctionAnalysis>();
+ EXPECT_TRUE(PA1.preserved<TestFunctionAnalysis>());
+ EXPECT_TRUE(PA1.preserved<TestModuleAnalysis>());
+ PA1.intersect(PA4);
+ EXPECT_TRUE(PA1.preserved<TestFunctionAnalysis>());
+ EXPECT_FALSE(PA1.preserved<TestModuleAnalysis>());
+}
+
TEST_F(PassManagerTest, Basic) {
FunctionAnalysisManager FAM;
int FunctionAnalysisRuns = 0;
ModulePassManager MPM;
// Count the runs over a Function.
- FunctionPassManager FPM1;
int FunctionPassRunCount1 = 0;
int AnalyzedInstrCount1 = 0;
int AnalyzedFunctionCount1 = 0;
- FPM1.addPass(TestFunctionPass(FunctionPassRunCount1, AnalyzedInstrCount1,
- AnalyzedFunctionCount1));
- MPM.addPass(createModuleToFunctionPassAdaptor(FPM1));
+ {
+ // Pointless scoped copy to test move assignment.
+ ModulePassManager NestedMPM;
+ FunctionPassManager FPM;
+ {
+ // Pointless scope to test move assignment.
+ FunctionPassManager NestedFPM;
+ NestedFPM.addPass(TestFunctionPass(FunctionPassRunCount1, AnalyzedInstrCount1,
+ AnalyzedFunctionCount1));
+ FPM = std::move(NestedFPM);
+ }
+ NestedMPM.addPass(createModuleToFunctionPassAdaptor(std::move(FPM)));
+ MPM = std::move(NestedMPM);
+ }
// Count the runs over a module.
int ModulePassRunCount = 0;
MPM.addPass(TestModulePass(ModulePassRunCount));
// Count the runs over a Function in a separate manager.
- FunctionPassManager FPM2;
int FunctionPassRunCount2 = 0;
int AnalyzedInstrCount2 = 0;
int AnalyzedFunctionCount2 = 0;
- FPM2.addPass(TestFunctionPass(FunctionPassRunCount2, AnalyzedInstrCount2,
- AnalyzedFunctionCount2));
- MPM.addPass(createModuleToFunctionPassAdaptor(FPM2));
+ {
+ FunctionPassManager FPM;
+ FPM.addPass(TestFunctionPass(FunctionPassRunCount2, AnalyzedInstrCount2,
+ AnalyzedFunctionCount2));
+ MPM.addPass(createModuleToFunctionPassAdaptor(std::move(FPM)));
+ }
// A third function pass manager but with only preserving intervening passes
// and with a function pass that invalidates exactly one analysis.
MPM.addPass(TestPreservingModulePass());
- FunctionPassManager FPM3;
int FunctionPassRunCount3 = 0;
int AnalyzedInstrCount3 = 0;
int AnalyzedFunctionCount3 = 0;
- FPM3.addPass(TestFunctionPass(FunctionPassRunCount3, AnalyzedInstrCount3,
- AnalyzedFunctionCount3));
- FPM3.addPass(TestInvalidationFunctionPass("f"));
- MPM.addPass(createModuleToFunctionPassAdaptor(FPM3));
+ {
+ FunctionPassManager FPM;
+ FPM.addPass(TestFunctionPass(FunctionPassRunCount3, AnalyzedInstrCount3,
+ AnalyzedFunctionCount3));
+ FPM.addPass(TestInvalidationFunctionPass("f"));
+ MPM.addPass(createModuleToFunctionPassAdaptor(std::move(FPM)));
+ }
// A fourth function pass manager but with a minimal intervening passes.
MPM.addPass(TestMinPreservingModulePass());
- FunctionPassManager FPM4;
int FunctionPassRunCount4 = 0;
int AnalyzedInstrCount4 = 0;
int AnalyzedFunctionCount4 = 0;
- FPM4.addPass(TestFunctionPass(FunctionPassRunCount4, AnalyzedInstrCount4,
- AnalyzedFunctionCount4));
- MPM.addPass(createModuleToFunctionPassAdaptor(FPM4));
+ {
+ FunctionPassManager FPM;
+ FPM.addPass(TestFunctionPass(FunctionPassRunCount4, AnalyzedInstrCount4,
+ AnalyzedFunctionCount4));
+ MPM.addPass(createModuleToFunctionPassAdaptor(std::move(FPM)));
+ }
// A fifth function pass manager but which uses only cached results.
- FunctionPassManager FPM5;
int FunctionPassRunCount5 = 0;
int AnalyzedInstrCount5 = 0;
int AnalyzedFunctionCount5 = 0;
- FPM5.addPass(TestInvalidationFunctionPass("f"));
- FPM5.addPass(TestFunctionPass(FunctionPassRunCount5, AnalyzedInstrCount5,
- AnalyzedFunctionCount5,
- /*OnlyUseCachedResults=*/true));
- MPM.addPass(createModuleToFunctionPassAdaptor(FPM5));
+ {
+ FunctionPassManager FPM;
+ FPM.addPass(TestInvalidationFunctionPass("f"));
+ FPM.addPass(TestFunctionPass(FunctionPassRunCount5, AnalyzedInstrCount5,
+ AnalyzedFunctionCount5,
+ /*OnlyUseCachedResults=*/true));
+ MPM.addPass(createModuleToFunctionPassAdaptor(std::move(FPM)));
+ }
- MPM.run(M.get(), &MAM);
+ MPM.run(*M, &MAM);
// Validate module pass counters.
EXPECT_EQ(1, ModulePassRunCount);
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