137 lines
4.5 KiB
C++
137 lines
4.5 KiB
C++
//===--- IR/PrintModulePass.cpp - Module/Function Printer -----------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// PrintModulePass and PrintFunctionPass implementations.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Assembly/PrintModulePass.h"
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#include "llvm/IR/Function.h"
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#include "llvm/IR/Module.h"
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#include "llvm/Pass.h"
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#include "llvm/Support/Debug.h"
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#include "llvm/Support/raw_ostream.h"
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using namespace llvm;
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namespace {
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class PrintModulePass : public ModulePass {
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std::string Banner;
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raw_ostream *Out; // raw_ostream to print on
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bool DeleteStream; // Delete the ostream in our dtor?
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public:
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static char ID;
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PrintModulePass() : ModulePass(ID), Out(&dbgs()),
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DeleteStream(false) {}
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PrintModulePass(const std::string &B, raw_ostream *o, bool DS)
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: ModulePass(ID), Banner(B), Out(o), DeleteStream(DS) {}
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~PrintModulePass() {
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if (DeleteStream) delete Out;
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}
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bool runOnModule(Module &M) {
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(*Out) << Banner << M;
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return false;
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}
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virtual void getAnalysisUsage(AnalysisUsage &AU) const {
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AU.setPreservesAll();
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}
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};
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class PrintFunctionPass : public FunctionPass {
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std::string Banner; // String to print before each function
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raw_ostream *Out; // raw_ostream to print on
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bool DeleteStream; // Delete the ostream in our dtor?
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public:
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static char ID;
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PrintFunctionPass() : FunctionPass(ID), Banner(""), Out(&dbgs()),
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DeleteStream(false) {}
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PrintFunctionPass(const std::string &B, raw_ostream *o, bool DS)
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: FunctionPass(ID), Banner(B), Out(o), DeleteStream(DS) {}
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~PrintFunctionPass() {
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if (DeleteStream) delete Out;
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}
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// runOnFunction - This pass just prints a banner followed by the
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// function as it's processed.
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//
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bool runOnFunction(Function &F) {
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(*Out) << Banner << static_cast<Value&>(F);
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return false;
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}
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virtual void getAnalysisUsage(AnalysisUsage &AU) const {
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AU.setPreservesAll();
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}
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};
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class PrintBasicBlockPass : public BasicBlockPass {
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std::string Banner;
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raw_ostream *Out; // raw_ostream to print on
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bool DeleteStream; // Delete the ostream in our dtor?
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public:
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static char ID;
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PrintBasicBlockPass() : BasicBlockPass(ID), Out(&dbgs()),
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DeleteStream(false) {}
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PrintBasicBlockPass(const std::string &B, raw_ostream *o, bool DS)
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: BasicBlockPass(ID), Banner(B), Out(o), DeleteStream(DS) {}
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~PrintBasicBlockPass() {
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if (DeleteStream) delete Out;
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}
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bool runOnBasicBlock(BasicBlock &BB) {
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(*Out) << Banner << BB;
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return false;
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}
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virtual void getAnalysisUsage(AnalysisUsage &AU) const {
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AU.setPreservesAll();
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}
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};
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}
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char PrintModulePass::ID = 0;
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INITIALIZE_PASS(PrintModulePass, "print-module",
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"Print module to stderr", false, false)
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char PrintFunctionPass::ID = 0;
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INITIALIZE_PASS(PrintFunctionPass, "print-function",
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"Print function to stderr", false, false)
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char PrintBasicBlockPass::ID = 0;
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INITIALIZE_PASS(PrintBasicBlockPass, "print-bb",
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"Print BB to stderr", false, false)
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/// createPrintModulePass - Create and return a pass that writes the
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/// module to the specified raw_ostream.
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ModulePass *llvm::createPrintModulePass(llvm::raw_ostream *OS,
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bool DeleteStream,
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const std::string &Banner) {
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return new PrintModulePass(Banner, OS, DeleteStream);
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}
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/// createPrintFunctionPass - Create and return a pass that prints
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/// functions to the specified raw_ostream as they are processed.
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FunctionPass *llvm::createPrintFunctionPass(const std::string &Banner,
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llvm::raw_ostream *OS,
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bool DeleteStream) {
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return new PrintFunctionPass(Banner, OS, DeleteStream);
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}
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/// createPrintBasicBlockPass - Create and return a pass that writes the
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/// BB to the specified raw_ostream.
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BasicBlockPass *llvm::createPrintBasicBlockPass(llvm::raw_ostream *OS,
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bool DeleteStream,
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const std::string &Banner) {
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return new PrintBasicBlockPass(Banner, OS, DeleteStream);
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}
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