llvm-mirror/include/llvm/CodeGen/MachineSizeOpts.h
Hiroshi Yamauchi 888b27ad08 [PGO][PGSO] Add an optional query type parameter to shouldOptimizeForSize.
Summary:
In case of a need to distinguish different query sites for gradual commit or
debugging of PGSO. NFC.

Reviewers: davidxl

Subscribers: hiraditya, zzheng, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D70510
2019-12-02 13:54:13 -08:00

40 lines
1.5 KiB
C++

//===- MachineSizeOpts.h - machine size optimization ------------*- 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
//
//===----------------------------------------------------------------------===//
//
// This file contains some shared machine IR code size optimization related
// code.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGEN_MACHINE_SIZEOPTS_H
#define LLVM_CODEGEN_MACHINE_SIZEOPTS_H
#include "llvm/Transforms/Utils/SizeOpts.h"
namespace llvm {
class ProfileSummaryInfo;
class MachineBasicBlock;
class MachineBlockFrequencyInfo;
class MachineFunction;
/// Returns true if machine function \p MF is suggested to be size-optimized
/// based on the profile.
bool shouldOptimizeForSize(const MachineFunction *MF, ProfileSummaryInfo *PSI,
const MachineBlockFrequencyInfo *BFI,
PGSOQueryType QueryType = PGSOQueryType::Other);
/// Returns true if machine basic block \p MBB is suggested to be size-optimized
/// based on the profile.
bool shouldOptimizeForSize(const MachineBasicBlock *MBB,
ProfileSummaryInfo *PSI,
const MachineBlockFrequencyInfo *MBFI,
PGSOQueryType QueryType = PGSOQueryType::Other);
} // end namespace llvm
#endif // LLVM_CODEGEN_MACHINE_SIZEOPTS_H