llvm/llvm/lib/Target/NVPTX/NVPTXLowerAggrCopies.cpp

//===- NVPTXLowerAggrCopies.cpp - ------------------------------*- C++ -*--===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// \file
// Lower aggregate copies, memset, memcpy, memmov intrinsics into loops when
// the size is large or is not a compile-time constant.
//
//===----------------------------------------------------------------------===//

#include "NVPTXLowerAggrCopies.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/CodeGen/StackProtector.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/Module.h"
#include "llvm/Support/Debug.h"
#include "llvm/Transforms/Utils/BasicBlockUtils.h"
#include "llvm/Transforms/Utils/LowerMemIntrinsics.h"

#define DEBUG_TYPE …

usingnamespacellvm;

namespace {

// actual analysis class, which is a functionpass
struct NVPTXLowerAggrCopies : public FunctionPass { … };

char NVPTXLowerAggrCopies::ID = …;

bool NVPTXLowerAggrCopies::runOnFunction(Function &F) { … }

} // namespace

namespace llvm {
void initializeNVPTXLowerAggrCopiesPass(PassRegistry &);
}

INITIALIZE_PASS(…)

FunctionPass *llvm::createLowerAggrCopies() { … }