1 //===-- ARM.h - Top-level interface for ARM representation ------*- 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 the entry points for global functions defined in the LLVM
10 // ARM back-end.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_LIB_TARGET_ARM_ARM_H
15 #define LLVM_LIB_TARGET_ARM_ARM_H
16 
17 #include "llvm/IR/LegacyPassManager.h"
18 #include "llvm/Support/CodeGen.h"
19 #include <functional>
20 #include <vector>
21 
22 namespace llvm {
23 
24 class ARMAsmPrinter;
25 class ARMBaseTargetMachine;
26 class ARMRegisterBankInfo;
27 class ARMSubtarget;
28 struct BasicBlockInfo;
29 class Function;
30 class FunctionPass;
31 class InstructionSelector;
32 class MachineBasicBlock;
33 class MachineFunction;
34 class MachineInstr;
35 class MCInst;
36 class PassRegistry;
37 
38 Pass *createMVETailPredicationPass();
39 FunctionPass *createARMLowOverheadLoopsPass();
40 Pass *createARMParallelDSPPass();
41 FunctionPass *createARMISelDag(ARMBaseTargetMachine &TM,
42                                CodeGenOpt::Level OptLevel);
43 FunctionPass *createA15SDOptimizerPass();
44 FunctionPass *createARMLoadStoreOptimizationPass(bool PreAlloc = false);
45 FunctionPass *createARMExpandPseudoPass();
46 FunctionPass *createARMConstantIslandPass();
47 FunctionPass *createMLxExpansionPass();
48 FunctionPass *createThumb2ITBlockPass();
49 FunctionPass *createMVEVPTBlockPass();
50 FunctionPass *createMVEVPTOptimisationsPass();
51 FunctionPass *createARMOptimizeBarriersPass();
52 FunctionPass *createThumb2SizeReductionPass(
53     std::function<bool(const Function &)> Ftor = nullptr);
54 InstructionSelector *
55 createARMInstructionSelector(const ARMBaseTargetMachine &TM, const ARMSubtarget &STI,
56                              const ARMRegisterBankInfo &RBI);
57 Pass *createMVEGatherScatterLoweringPass();
58 
59 void LowerARMMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
60                                   ARMAsmPrinter &AP);
61 
62 void initializeARMParallelDSPPass(PassRegistry &);
63 void initializeARMLoadStoreOptPass(PassRegistry &);
64 void initializeARMPreAllocLoadStoreOptPass(PassRegistry &);
65 void initializeARMConstantIslandsPass(PassRegistry &);
66 void initializeARMExpandPseudoPass(PassRegistry &);
67 void initializeThumb2SizeReducePass(PassRegistry &);
68 void initializeThumb2ITBlockPass(PassRegistry &);
69 void initializeMVEVPTBlockPass(PassRegistry &);
70 void initializeMVEVPTOptimisationsPass(PassRegistry &);
71 void initializeARMLowOverheadLoopsPass(PassRegistry &);
72 void initializeMVETailPredicationPass(PassRegistry &);
73 void initializeMVEGatherScatterLoweringPass(PassRegistry &);
74 
75 } // end namespace llvm
76 
77 #endif // LLVM_LIB_TARGET_ARM_ARM_H
78