MachineSizeOpts.h revision 360784 
1//===- MachineSizeOpts.h - machine size optimization ------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file contains some shared machine IR code size optimization related
10// code.
11//
12//===----------------------------------------------------------------------===//
13#ifndef LLVM_CODEGEN_MACHINE_SIZEOPTS_H
14#define LLVM_CODEGEN_MACHINE_SIZEOPTS_H
15
16#include "llvm/Transforms/Utils/SizeOpts.h"
17
18namespace llvm {
19
20class ProfileSummaryInfo;
21class MachineBasicBlock;
22class MachineBlockFrequencyInfo;
23class MachineFunction;
24
25/// Returns true if machine function \p MF is suggested to be size-optimized
26/// based on the profile.
27bool shouldOptimizeForSize(const MachineFunction *MF, ProfileSummaryInfo *PSI,
28                           const MachineBlockFrequencyInfo *BFI,
29                           PGSOQueryType QueryType = PGSOQueryType::Other);
30/// Returns true if machine basic block \p MBB is suggested to be size-optimized
31/// based on the profile.
32bool shouldOptimizeForSize(const MachineBasicBlock *MBB,
33                           ProfileSummaryInfo *PSI,
34                           const MachineBlockFrequencyInfo *MBFI,
35                           PGSOQueryType QueryType = PGSOQueryType::Other);
36
37} // end namespace llvm
38
39#endif // LLVM_CODEGEN_MACHINE_SIZEOPTS_H
40