xref: /freebsd-src/contrib/llvm-project/llvm/lib/CodeGen/MIRPrintingPass.cpp (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
10b57cec5SDimitry Andric //===- MIRPrintingPass.cpp - Pass that prints out using the MIR format ----===//
20b57cec5SDimitry Andric //
30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
60b57cec5SDimitry Andric //
70b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
80b57cec5SDimitry Andric //
90b57cec5SDimitry Andric // This file implements a pass that prints out the LLVM module using the MIR
100b57cec5SDimitry Andric // serialization format.
110b57cec5SDimitry Andric //
120b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
130b57cec5SDimitry Andric 
140b57cec5SDimitry Andric #include "llvm/CodeGen/MIRPrinter.h"
150b57cec5SDimitry Andric #include "llvm/CodeGen/MachineFunctionPass.h"
160b57cec5SDimitry Andric #include "llvm/CodeGen/Passes.h"
17480093f4SDimitry Andric #include "llvm/InitializePasses.h"
180b57cec5SDimitry Andric 
190b57cec5SDimitry Andric using namespace llvm;
200b57cec5SDimitry Andric 
21*0fca6ea1SDimitry Andric PreservedAnalyses PrintMIRPreparePass::run(Module &M, ModuleAnalysisManager &) {
22*0fca6ea1SDimitry Andric   printMIR(OS, M);
23*0fca6ea1SDimitry Andric   return PreservedAnalyses::all();
24*0fca6ea1SDimitry Andric }
25*0fca6ea1SDimitry Andric 
26*0fca6ea1SDimitry Andric PreservedAnalyses PrintMIRPass::run(MachineFunction &MF,
27*0fca6ea1SDimitry Andric                                     MachineFunctionAnalysisManager &) {
28*0fca6ea1SDimitry Andric   printMIR(OS, MF);
29*0fca6ea1SDimitry Andric   return PreservedAnalyses::all();
30*0fca6ea1SDimitry Andric }
31*0fca6ea1SDimitry Andric 
320b57cec5SDimitry Andric namespace {
330b57cec5SDimitry Andric 
340b57cec5SDimitry Andric /// This pass prints out the LLVM IR to an output stream using the MIR
350b57cec5SDimitry Andric /// serialization format.
360b57cec5SDimitry Andric struct MIRPrintingPass : public MachineFunctionPass {
370b57cec5SDimitry Andric   static char ID;
380b57cec5SDimitry Andric   raw_ostream &OS;
390b57cec5SDimitry Andric   std::string MachineFunctions;
400b57cec5SDimitry Andric 
410b57cec5SDimitry Andric   MIRPrintingPass() : MachineFunctionPass(ID), OS(dbgs()) {}
420b57cec5SDimitry Andric   MIRPrintingPass(raw_ostream &OS) : MachineFunctionPass(ID), OS(OS) {}
430b57cec5SDimitry Andric 
440b57cec5SDimitry Andric   StringRef getPassName() const override { return "MIR Printing Pass"; }
450b57cec5SDimitry Andric 
460b57cec5SDimitry Andric   void getAnalysisUsage(AnalysisUsage &AU) const override {
470b57cec5SDimitry Andric     AU.setPreservesAll();
480b57cec5SDimitry Andric     MachineFunctionPass::getAnalysisUsage(AU);
490b57cec5SDimitry Andric   }
500b57cec5SDimitry Andric 
510b57cec5SDimitry Andric   bool runOnMachineFunction(MachineFunction &MF) override {
520b57cec5SDimitry Andric     std::string Str;
530b57cec5SDimitry Andric     raw_string_ostream StrOS(Str);
540b57cec5SDimitry Andric     printMIR(StrOS, MF);
55*0fca6ea1SDimitry Andric     MachineFunctions.append(Str);
560b57cec5SDimitry Andric     return false;
570b57cec5SDimitry Andric   }
580b57cec5SDimitry Andric 
590b57cec5SDimitry Andric   bool doFinalization(Module &M) override {
600b57cec5SDimitry Andric     printMIR(OS, M);
610b57cec5SDimitry Andric     OS << MachineFunctions;
620b57cec5SDimitry Andric     return false;
630b57cec5SDimitry Andric   }
640b57cec5SDimitry Andric };
650b57cec5SDimitry Andric 
660b57cec5SDimitry Andric char MIRPrintingPass::ID = 0;
670b57cec5SDimitry Andric 
680b57cec5SDimitry Andric } // end anonymous namespace
690b57cec5SDimitry Andric 
700b57cec5SDimitry Andric char &llvm::MIRPrintingPassID = MIRPrintingPass::ID;
710b57cec5SDimitry Andric INITIALIZE_PASS(MIRPrintingPass, "mir-printer", "MIR Printer", false, false)
720b57cec5SDimitry Andric 
730b57cec5SDimitry Andric namespace llvm {
740b57cec5SDimitry Andric 
750b57cec5SDimitry Andric MachineFunctionPass *createPrintMIRPass(raw_ostream &OS) {
760b57cec5SDimitry Andric   return new MIRPrintingPass(OS);
770b57cec5SDimitry Andric }
780b57cec5SDimitry Andric 
790b57cec5SDimitry Andric } // end namespace llvm
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