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1 //===- unittests/Passes/Plugins/Plugin.cpp --------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "llvm/Passes/PassBuilder.h"
10 #include "llvm/Passes/PassPlugin.h"
11 
12 #include "TestPlugin.h"
13 
14 using namespace llvm;
15 
16 struct TestModulePass : public PassInfoMixin<TestModulePass> {
runTestModulePass17   PreservedAnalyses run(Module &M, ModuleAnalysisManager &MAM) {
18     return PreservedAnalyses::all();
19   }
20 };
21 
registerCallbacks(PassBuilder & PB)22 void registerCallbacks(PassBuilder &PB) {
23   PB.registerPipelineParsingCallback(
24       [](StringRef Name, ModulePassManager &PM,
25          ArrayRef<PassBuilder::PipelineElement> InnerPipeline) {
26         if (Name == "plugin-pass") {
27           PM.addPass(TestModulePass());
28           return true;
29         }
30         return false;
31       });
32 }
33 
34 extern "C" ::llvm::PassPluginLibraryInfo LLVM_ATTRIBUTE_WEAK
llvmGetPassPluginInfo()35 llvmGetPassPluginInfo() {
36   return {LLVM_PLUGIN_API_VERSION, TEST_PLUGIN_NAME, TEST_PLUGIN_VERSION,
37           registerCallbacks};
38 }
39