1 //===--- IRPrintingPasses.cpp - Module and Function printing passes -------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // PrintModulePass and PrintFunctionPass implementations.
12 //===----------------------------------------------------------------------===//
14 #include "llvm/IR/IRPrintingPasses.h"
15 #include "llvm/IR/Function.h"
16 #include "llvm/IR/Module.h"
17 #include "llvm/IR/PassManager.h"
18 #include "llvm/Pass.h"
19 #include "llvm/Support/Debug.h"
20 #include "llvm/Support/raw_ostream.h"
23 PrintModulePass::PrintModulePass() : OS(dbgs()) {}
24 PrintModulePass::PrintModulePass(raw_ostream &OS, const std::string &Banner)
25 : OS(OS), Banner(Banner) {}
27 PreservedAnalyses PrintModulePass::run(Module *M) {
29 return PreservedAnalyses::all();
32 PrintFunctionPass::PrintFunctionPass() : OS(dbgs()) {}
33 PrintFunctionPass::PrintFunctionPass(raw_ostream &OS, const std::string &Banner)
34 : OS(OS), Banner(Banner) {}
36 PreservedAnalyses PrintFunctionPass::run(Function *F) {
37 OS << Banner << static_cast<Value &>(*F);
38 return PreservedAnalyses::all();
43 class PrintModulePassWrapper : public ModulePass {
48 PrintModulePassWrapper() : ModulePass(ID) {}
49 PrintModulePassWrapper(raw_ostream &OS, const std::string &Banner)
50 : ModulePass(ID), P(OS, Banner) {}
52 bool runOnModule(Module &M) override {
57 void getAnalysisUsage(AnalysisUsage &AU) const override {
62 class PrintFunctionPassWrapper : public FunctionPass {
67 PrintFunctionPassWrapper() : FunctionPass(ID) {}
68 PrintFunctionPassWrapper(raw_ostream &OS, const std::string &Banner)
69 : FunctionPass(ID), P(OS, Banner) {}
71 // This pass just prints a banner followed by the function as it's processed.
72 bool runOnFunction(Function &F) override {
77 void getAnalysisUsage(AnalysisUsage &AU) const override {
82 class PrintBasicBlockPass : public BasicBlockPass {
88 PrintBasicBlockPass() : BasicBlockPass(ID), Out(dbgs()) {}
89 PrintBasicBlockPass(raw_ostream &Out, const std::string &Banner)
90 : BasicBlockPass(ID), Out(Out), Banner(Banner) {}
92 bool runOnBasicBlock(BasicBlock &BB) override {
97 void getAnalysisUsage(AnalysisUsage &AU) const override {
104 char PrintModulePassWrapper::ID = 0;
105 INITIALIZE_PASS(PrintModulePassWrapper, "print-module",
106 "Print module to stderr", false, false)
107 char PrintFunctionPassWrapper::ID = 0;
108 INITIALIZE_PASS(PrintFunctionPassWrapper, "print-function",
109 "Print function to stderr", false, false)
110 char PrintBasicBlockPass::ID = 0;
111 INITIALIZE_PASS(PrintBasicBlockPass, "print-bb", "Print BB to stderr", false,
114 ModulePass *llvm::createPrintModulePass(llvm::raw_ostream &OS,
115 const std::string &Banner) {
116 return new PrintModulePassWrapper(OS, Banner);
119 FunctionPass *llvm::createPrintFunctionPass(llvm::raw_ostream &OS,
120 const std::string &Banner) {
121 return new PrintFunctionPassWrapper(OS, Banner);
124 BasicBlockPass *llvm::createPrintBasicBlockPass(llvm::raw_ostream &OS,
125 const std::string &Banner) {
126 return new PrintBasicBlockPass(OS, Banner);