LLVM  14.0.0git
WebAssemblyTargetMachine.h
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1 // WebAssemblyTargetMachine.h - Define TargetMachine for WebAssembly -*- 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 /// \file
10 /// This file declares the WebAssembly-specific subclass of
11 /// TargetMachine.
12 ///
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYTARGETMACHINE_H
16 #define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYTARGETMACHINE_H
17 
18 #include "WebAssemblySubtarget.h"
20 
21 namespace llvm {
22 
24  std::unique_ptr<TargetLoweringObjectFile> TLOF;
26 
27 public:
28  WebAssemblyTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
32  bool JIT);
33 
34  ~WebAssemblyTargetMachine() override;
35 
37  const WebAssemblySubtarget *getSubtargetImpl(std::string CPU,
38  std::string FS) const;
39  const WebAssemblySubtarget *
40  getSubtargetImpl(const Function &F) const override;
41 
42  // Pass Pipeline Configuration
44 
46  return TLOF.get();
47  }
48 
50 
51  bool usesPhysRegsForValues() const override { return false; }
52 
55  convertFuncInfoToYAML(const MachineFunction &MF) const override;
59  SMRange &SourceRange) const override;
60 };
61 
62 } // end namespace llvm
63 
64 #endif
llvm
This file implements support for optimizing divisions by a constant.
Definition: AllocatorList.h:23
llvm::TargetOptions
Definition: TargetOptions.h:124
llvm::Function
Definition: Function.h:62
llvm::yaml::MachineFunctionInfo
Targets should override this in a way that mirrors the implementation of llvm::MachineFunctionInfo.
Definition: MIRYamlMapping.h:673
llvm::Target
Target - Wrapper for Target specific information.
Definition: TargetRegistry.h:137
llvm::TargetTransformInfo
This pass provides access to the codegen interfaces that are needed for IR-level transformations.
Definition: TargetTransformInfo.h:168
llvm::WebAssemblyTargetMachine::~WebAssemblyTargetMachine
~WebAssemblyTargetMachine() override
llvm::Triple
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:45
llvm::TargetMachine::RM
Reloc::Model RM
Definition: TargetMachine.h:102
llvm::Optional< Reloc::Model >
T
#define T
Definition: Mips16ISelLowering.cpp:341
llvm::WebAssemblyTargetMachine::createPassConfig
TargetPassConfig * createPassConfig(PassManagerBase &PM) override
Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of ...
Definition: WebAssemblyTargetMachine.cpp:361
F
#define F(x, y, z)
Definition: MD5.cpp:56
llvm::WebAssemblyTargetMachine::convertFuncInfoToYAML
yaml::MachineFunctionInfo * convertFuncInfoToYAML(const MachineFunction &MF) const override
Allocate and initialize an instance of the YAML representation of the MachineFunctionInfo.
Definition: WebAssemblyTargetMachine.cpp:584
llvm::TargetLoweringObjectFile
Definition: TargetLoweringObjectFile.h:43
TargetMachine.h
llvm::WebAssemblyTargetMachine
Definition: WebAssemblyTargetMachine.h:23
llvm::SMDiagnostic
Instances of this class encapsulate one diagnostic report, allowing printing to a raw_ostream as a ca...
Definition: SourceMgr.h:251
llvm::X86AS::FS
@ FS
Definition: X86.h:188
llvm::StringMap
StringMap - This is an unconventional map that is specialized for handling keys that are "strings",...
Definition: StringMap.h:108
llvm::TargetPassConfig
Target-Independent Code Generator Pass Configuration Options.
Definition: TargetPassConfig.h:84
llvm::WebAssemblyTargetMachine::getSubtargetImpl
const WebAssemblySubtarget * getSubtargetImpl() const
Definition: WebAssemblyTargetMachine.cpp:166
llvm::WebAssemblyTargetMachine::createDefaultFuncInfoYAML
yaml::MachineFunctionInfo * createDefaultFuncInfoYAML() const override
Allocate and return a default initialized instance of the YAML representation for the MachineFunction...
Definition: WebAssemblyTargetMachine.cpp:580
llvm::EngineKind::JIT
@ JIT
Definition: ExecutionEngine.h:524
llvm::TargetMachine::Options
TargetOptions Options
Definition: TargetMachine.h:120
llvm::WebAssemblyTargetMachine::parseMachineFunctionInfo
bool parseMachineFunctionInfo(const yaml::MachineFunctionInfo &, PerFunctionMIParsingState &PFS, SMDiagnostic &Error, SMRange &SourceRange) const override
Parse out the target's MachineFunctionInfo from the YAML reprsentation.
Definition: WebAssemblyTargetMachine.cpp:590
llvm::MachineFunction
Definition: MachineFunction.h:230
llvm::StringRef
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:58
llvm::WebAssemblyTargetMachine::getObjFileLowering
TargetLoweringObjectFile * getObjFileLowering() const override
Definition: WebAssemblyTargetMachine.h:45
llvm::WebAssemblySubtarget
Definition: WebAssemblySubtarget.h:35
llvm::CodeGenOpt::Level
Level
Definition: CodeGen.h:52
llvm::PerFunctionMIParsingState
Definition: MIParser.h:162
llvm::Error
Lightweight error class with error context and mandatory checking.
Definition: Error.h:157
WebAssemblySubtarget.h
llvm::LLVMTargetMachine
This class describes a target machine that is implemented with the LLVM target-independent code gener...
Definition: TargetMachine.h:393
llvm::SMRange
Represents a range in source code.
Definition: SMLoc.h:48
llvm::legacy::PassManagerBase
PassManagerBase - An abstract interface to allow code to add passes to a pass manager without having ...
Definition: LegacyPassManager.h:39
llvm::WebAssemblyTargetMachine::usesPhysRegsForValues
bool usesPhysRegsForValues() const override
True if the target uses physical regs (as nearly all targets do).
Definition: WebAssemblyTargetMachine.h:51
llvm::WebAssemblyTargetMachine::getTargetTransformInfo
TargetTransformInfo getTargetTransformInfo(const Function &F) override
Get a TargetTransformInfo implementation for the target.
Definition: WebAssemblyTargetMachine.cpp:356
llvm::WebAssemblyTargetMachine::WebAssemblyTargetMachine
WebAssemblyTargetMachine(const Target &T, const Triple &TT, StringRef CPU, StringRef FS, const TargetOptions &Options, Optional< Reloc::Model > RM, Optional< CodeModel::Model > CM, CodeGenOpt::Level OL, bool JIT)
Create an WebAssembly architecture model.
Definition: WebAssemblyTargetMachine.cpp:129