llvm/llvm/lib/CodeGen/PatchableFunction.cpp

//===-- PatchableFunction.cpp - Patchable prologues for LLVM -------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This file implements edits function bodies in place to support the
// "patchable-function" attribute.
//
//===----------------------------------------------------------------------===//

#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/InitializePasses.h"
#include "llvm/Pass.h"
#include "llvm/PassRegistry.h"

usingnamespacellvm;

namespace {
struct PatchableFunction : public MachineFunctionPass { … };
}

bool PatchableFunction::runOnMachineFunction(MachineFunction &MF) { … }

char PatchableFunction::ID = …;
char &llvm::PatchableFunctionID = …;
INITIALIZE_PASS(…)