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1 //===- unittests/Passes/Plugins/Plugin.cpp --------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "llvm/Passes/PassBuilder.h"
11 #include "llvm/Passes/PassPlugin.h"
12 
13 #include "TestPlugin.h"
14 
15 using namespace llvm;
16 
17 struct TestModulePass : public PassInfoMixin<TestModulePass> {
runTestModulePass18   PreservedAnalyses run(Module &M, ModuleAnalysisManager &MAM) {
19     return PreservedAnalyses::all();
20   }
21 };
22 
registerCallbacks(PassBuilder & PB)23 void registerCallbacks(PassBuilder &PB) {
24   PB.registerPipelineParsingCallback(
25       [](StringRef Name, ModulePassManager &PM,
26          ArrayRef<PassBuilder::PipelineElement> InnerPipeline) {
27         if (Name == "plugin-pass") {
28           PM.addPass(TestModulePass());
29           return true;
30         }
31         return false;
32       });
33 }
34 
35 extern "C" ::llvm::PassPluginLibraryInfo LLVM_ATTRIBUTE_WEAK
llvmGetPassPluginInfo()36 llvmGetPassPluginInfo() {
37   return {LLVM_PLUGIN_API_VERSION, TEST_PLUGIN_NAME, TEST_PLUGIN_VERSION,
38           registerCallbacks};
39 }
40