1 //===-- MachineFunctionPrinterPass.cpp ------------------------------------===//
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
7 //===----------------------------------------------------------------------===//
9 // MachineFunctionPrinterPass implementation.
11 //===----------------------------------------------------------------------===//
13 #include "llvm/CodeGen/MachineFunction.h"
14 #include "llvm/CodeGen/MachineFunctionPass.h"
15 #include "llvm/CodeGen/Passes.h"
16 #include "llvm/CodeGen/SlotIndexes.h"
17 #include "llvm/IR/IRPrintingPasses.h"
18 #include "llvm/InitializePasses.h"
19 #include "llvm/Support/Debug.h"
20 #include "llvm/Support/raw_ostream.h"
25 /// MachineFunctionPrinterPass - This is a pass to dump the IR of a
28 struct MachineFunctionPrinterPass : public MachineFunctionPass {
32 const std::string Banner;
34 MachineFunctionPrinterPass() : MachineFunctionPass(ID), OS(dbgs()) { }
35 MachineFunctionPrinterPass(raw_ostream &os, const std::string &banner)
36 : MachineFunctionPass(ID), OS(os), Banner(banner) {}
38 StringRef getPassName() const override { return "MachineFunction Printer"; }
40 void getAnalysisUsage(AnalysisUsage &AU) const override {
42 AU.addUsedIfAvailable<SlotIndexes>();
43 MachineFunctionPass::getAnalysisUsage(AU);
46 bool runOnMachineFunction(MachineFunction &MF) override {
47 if (!llvm::isFunctionInPrintList(MF.getName()))
49 OS << "# " << Banner << ":\n";
50 MF.print(OS, getAnalysisIfAvailable<SlotIndexes>());
55 char MachineFunctionPrinterPass::ID = 0;
58 char &llvm::MachineFunctionPrinterPassID = MachineFunctionPrinterPass::ID;
59 INITIALIZE_PASS(MachineFunctionPrinterPass, "machineinstr-printer",
60 "Machine Function Printer", false, false)
63 /// Returns a newly-created MachineFunction Printer pass. The
64 /// default banner is empty.
66 MachineFunctionPass *createMachineFunctionPrinterPass(raw_ostream &OS,
67 const std::string &Banner){
68 return new MachineFunctionPrinterPass(OS, Banner);