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//===-- MachineFunctionPrinterPass.cpp ------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// MachineFunctionPrinterPass implementation.
//
//===----------------------------------------------------------------------===//
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/SlotIndexes.h"
#include "llvm/IR/PrintPasses.h"
#include "llvm/InitializePasses.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
namespace {
/// MachineFunctionPrinterPass - This is a pass to dump the IR of a
/// MachineFunction.
///
struct MachineFunctionPrinterPass : public MachineFunctionPass {
static char ID;
raw_ostream &OS;
const std::string Banner;
MachineFunctionPrinterPass() : MachineFunctionPass(ID), OS(dbgs()) { }
MachineFunctionPrinterPass(raw_ostream &os, const std::string &banner)
: MachineFunctionPass(ID), OS(os), Banner(banner) {}
StringRef getPassName() const override { return "MachineFunction Printer"; }
void getAnalysisUsage(AnalysisUsage &AU) const override {
AU.setPreservesAll();
AU.addUsedIfAvailable<SlotIndexes>();
MachineFunctionPass::getAnalysisUsage(AU);
}
bool runOnMachineFunction(MachineFunction &MF) override {
if (!isFunctionInPrintList(MF.getName()))
return false;
OS << "# " << Banner << ":\n";
MF.print(OS, getAnalysisIfAvailable<SlotIndexes>());
return false;
}
};
char MachineFunctionPrinterPass::ID = 0;
}
char &llvm::MachineFunctionPrinterPassID = MachineFunctionPrinterPass::ID;
INITIALIZE_PASS(MachineFunctionPrinterPass, "machineinstr-printer",
"Machine Function Printer", false, false)
namespace llvm {
/// Returns a newly-created MachineFunction Printer pass. The
/// default banner is empty.
///
MachineFunctionPass *createMachineFunctionPrinterPass(raw_ostream &OS,
const std::string &Banner){
return new MachineFunctionPrinterPass(OS, Banner);
}
}
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