1//===- MIRPrintingPass.cpp - Pass that prints out using the MIR format ----===//
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// This file implements a pass that prints out the LLVM module using the MIR
10// serialization format.
11//
12//===----------------------------------------------------------------------===//
13
14#include "llvm/CodeGen/MIRPrinter.h"
15#include "llvm/CodeGen/MachineFunctionPass.h"
16#include "llvm/CodeGen/Passes.h"
17#include "llvm/InitializePasses.h"
18
19using namespace llvm;
20
21PreservedAnalyses PrintMIRPreparePass::run(Module &M, ModuleAnalysisManager &) {
22 printMIR(OS, M);
23 return PreservedAnalyses::all();
24}
25
26PreservedAnalyses PrintMIRPass::run(MachineFunction &MF,
27 MachineFunctionAnalysisManager &) {
28 printMIR(OS, MF);
29 return PreservedAnalyses::all();
30}
31
32namespace {
33
34/// This pass prints out the LLVM IR to an output stream using the MIR
35/// serialization format.
36struct MIRPrintingPass : public MachineFunctionPass {
37 static char ID;
38 raw_ostream &OS;
39 std::string MachineFunctions;
40
41 MIRPrintingPass() : MachineFunctionPass(ID), OS(dbgs()) {}
42 MIRPrintingPass(raw_ostream &OS) : MachineFunctionPass(ID), OS(OS) {}
43
44 StringRef getPassName() const override { return "MIR Printing Pass"; }
45
46 void getAnalysisUsage(AnalysisUsage &AU) const override {
47 AU.setPreservesAll();
48 MachineFunctionPass::getAnalysisUsage(AU);
49 }
50
51 bool runOnMachineFunction(MachineFunction &MF) override {
52 std::string Str;
53 raw_string_ostream StrOS(Str);
54 printMIR(OS&: StrOS, MF);
55 MachineFunctions.append(str: Str);
56 return false;
57 }
58
59 bool doFinalization(Module &M) override {
60 printMIR(OS, M);
61 OS << MachineFunctions;
62 return false;
63 }
64};
65
66char MIRPrintingPass::ID = 0;
67
68} // end anonymous namespace
69
70char &llvm::MIRPrintingPassID = MIRPrintingPass::ID;
71INITIALIZE_PASS(MIRPrintingPass, "mir-printer", "MIR Printer", false, false)
72
73namespace llvm {
74
75MachineFunctionPass *createPrintMIRPass(raw_ostream &OS) {
76 return new MIRPrintingPass(OS);
77}
78
79} // end namespace llvm
80