113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
//===- AnalysisManagerTest.cpp - AnalysisManager unit tests ---------------===//
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//
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// Copyright 2019 The MLIR Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// =============================================================================
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#include "mlir/Pass/AnalysisManager.h"
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#include "mlir/IR/Builders.h"
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#include "gtest/gtest.h"
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using namespace mlir;
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using namespace mlir::detail;
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namespace {
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/// Minimal class definitions for two analyses.
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struct MyAnalysis {
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MyAnalysis(Function *) {}
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MyAnalysis(Module *) {}
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};
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struct OtherAnalysis {
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OtherAnalysis(Function *) {}
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OtherAnalysis(Module *) {}
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};
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TEST(AnalysisManagerTest, FineGrainModuleAnalysisPreservation) {
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MLIRContext context;
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// Test fine grain invalidation of the module analysis manager.
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std::unique_ptr<Module> module(new Module(&context));
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ModuleAnalysisManager mam(&*module);
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// Query two different analyses, but only preserve one before invalidating.
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mam.getResult<MyAnalysis>();
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mam.getResult<OtherAnalysis>();
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detail::PreservedAnalyses pa;
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pa.preserve<MyAnalysis>();
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mam.invalidate(pa);
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// Check that only MyAnalysis is preserved.
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EXPECT_TRUE(mam.getCachedResult<MyAnalysis>().hasValue());
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EXPECT_FALSE(mam.getCachedResult<OtherAnalysis>().hasValue());
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}
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TEST(AnalysisManagerTest, FineGrainFunctionAnalysisPreservation) {
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MLIRContext context;
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Builder builder(&context);
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// Create a function and a module.
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std::unique_ptr<Module> module(new Module(&context));
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Function *func1 =
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new Function(builder.getUnknownLoc(), "foo",
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builder.getFunctionType(llvm::None, llvm::None));
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module->getFunctions().push_back(func1);
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// Test fine grain invalidation of the function analysis manager.
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ModuleAnalysisManager mam(&*module);
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FunctionAnalysisManager fam = mam.slice(func1);
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// Query two different analyses, but only preserve one before invalidating.
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fam.getResult<MyAnalysis>();
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fam.getResult<OtherAnalysis>();
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detail::PreservedAnalyses pa;
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pa.preserve<MyAnalysis>();
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fam.invalidate(pa);
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// Check that only MyAnalysis is preserved.
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EXPECT_TRUE(fam.getCachedResult<MyAnalysis>().hasValue());
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EXPECT_FALSE(fam.getCachedResult<OtherAnalysis>().hasValue());
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}
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TEST(AnalysisManagerTest, FineGrainChildFunctionAnalysisPreservation) {
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MLIRContext context;
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Builder builder(&context);
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// Create a function and a module.
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std::unique_ptr<Module> module(new Module(&context));
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Function *func1 =
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new Function(builder.getUnknownLoc(), "foo",
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builder.getFunctionType(llvm::None, llvm::None));
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module->getFunctions().push_back(func1);
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// Test fine grain invalidation of a function analysis from within a module
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// analysis manager.
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ModuleAnalysisManager mam(&*module);
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// Query two different analyses, but only preserve one before invalidating.
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mam.getFunctionResult<MyAnalysis>(func1);
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mam.getFunctionResult<OtherAnalysis>(func1);
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detail::PreservedAnalyses pa;
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pa.preserve<MyAnalysis>();
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mam.invalidate(pa);
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// Check that only MyAnalysis is preserved.
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EXPECT_TRUE(mam.getCachedFunctionResult<MyAnalysis>(func1).hasValue());
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EXPECT_FALSE(mam.getCachedFunctionResult<OtherAnalysis>(func1).hasValue());
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}
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} // end namespace
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