LLVM  16.0.0git
RISCVTargetMachine.h
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1 //===-- RISCVTargetMachine.h - Define TargetMachine for RISCV ---*- 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 declares the RISCV specific subclass of TargetMachine.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_LIB_TARGET_RISCV_RISCVTARGETMACHINE_H
14 #define LLVM_LIB_TARGET_RISCV_RISCVTARGETMACHINE_H
15 
17 #include "RISCVSubtarget.h"
19 #include "llvm/IR/DataLayout.h"
21 #include <optional>
22 
23 namespace llvm {
25  std::unique_ptr<TargetLoweringObjectFile> TLOF;
26  mutable StringMap<std::unique_ptr<RISCVSubtarget>> SubtargetMap;
27 
28 public:
29  RISCVTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
31  std::optional<Reloc::Model> RM,
32  std::optional<CodeModel::Model> CM, CodeGenOpt::Level OL,
33  bool JIT);
34 
35  const RISCVSubtarget *getSubtargetImpl(const Function &F) const override;
36  // DO NOT IMPLEMENT: There is no such thing as a valid default subtarget,
37  // subtargets are per-function entities based on the target-specific
38  // attributes of each function.
39  const RISCVSubtarget *getSubtargetImpl() const = delete;
40 
42 
44  return TLOF.get();
45  }
46 
48 
49  bool isNoopAddrSpaceCast(unsigned SrcAS, unsigned DstAS) const override;
50 
53  convertFuncInfoToYAML(const MachineFunction &MF) const override;
57  SMRange &SourceRange) const override;
58 };
59 } // namespace llvm
60 
61 #endif
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
llvm::RISCVTargetMachine::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: RISCVTargetMachine.cpp:306
llvm::RISCVTargetMachine::convertFuncInfoToYAML
yaml::MachineFunctionInfo * convertFuncInfoToYAML(const MachineFunction &MF) const override
Allocate and initialize an instance of the YAML representation of the MachineFunctionInfo.
Definition: RISCVTargetMachine.cpp:301
llvm::TargetOptions
Definition: TargetOptions.h:124
llvm::RISCVTargetMachine::createPassConfig
TargetPassConfig * createPassConfig(PassManagerBase &PM) override
Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of ...
Definition: RISCVTargetMachine.cpp:196
llvm::Function
Definition: Function.h:60
llvm::yaml::MachineFunctionInfo
Targets should override this in a way that mirrors the implementation of llvm::MachineFunctionInfo.
Definition: MIRYamlMapping.h:677
llvm::Target
Target - Wrapper for Target specific information.
Definition: TargetRegistry.h:149
llvm::TargetTransformInfo
This pass provides access to the codegen interfaces that are needed for IR-level transformations.
Definition: TargetTransformInfo.h:173
llvm::RISCVTargetMachine
Definition: RISCVTargetMachine.h:24
llvm::Triple
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:44
llvm::TargetMachine::RM
Reloc::Model RM
Definition: TargetMachine.h:99
T
#define T
Definition: Mips16ISelLowering.cpp:341
llvm::RISCVTargetMachine::getSubtargetImpl
const RISCVSubtarget * getSubtargetImpl() const =delete
F
#define F(x, y, z)
Definition: MD5.cpp:55
llvm::TargetLoweringObjectFile
Definition: TargetLoweringObjectFile.h:45
llvm::RISCVTargetMachine::createDefaultFuncInfoYAML
yaml::MachineFunctionInfo * createDefaultFuncInfoYAML() const override
Allocate and return a default initialized instance of the YAML representation for the MachineFunction...
Definition: RISCVTargetMachine.cpp:296
TargetMachine.h
llvm::SMDiagnostic
Instances of this class encapsulate one diagnostic report, allowing printing to a raw_ostream as a ca...
Definition: SourceMgr.h:281
RISCVMCTargetDesc.h
llvm::StringMap
StringMap - This is an unconventional map that is specialized for handling keys that are "strings",...
Definition: StringMap.h:110
llvm::TargetPassConfig
Target-Independent Code Generator Pass Configuration Options.
Definition: TargetPassConfig.h:84
llvm::EngineKind::JIT
@ JIT
Definition: ExecutionEngine.h:524
llvm::RISCVSubtarget
Definition: RISCVSubtarget.h:35
llvm::TargetMachine::Options
TargetOptions Options
Definition: TargetMachine.h:117
llvm::RISCVTargetMachine::RISCVTargetMachine
RISCVTargetMachine(const Target &T, const Triple &TT, StringRef CPU, StringRef FS, const TargetOptions &Options, std::optional< Reloc::Model > RM, std::optional< CodeModel::Model > CM, CodeGenOpt::Level OL, bool JIT)
Definition: RISCVTargetMachine.cpp:83
llvm::X86AS::FS
@ FS
Definition: X86.h:200
llvm::MachineFunction
Definition: MachineFunction.h:257
llvm::RISCVTargetMachine::getObjFileLowering
TargetLoweringObjectFile * getObjFileLowering() const override
Definition: RISCVTargetMachine.h:43
DataLayout.h
llvm::StringRef
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:50
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:155
llvm::LLVMTargetMachine
This class describes a target machine that is implemented with the LLVM target-independent code gener...
Definition: TargetMachine.h:408
RISCVSubtarget.h
llvm::RISCVTargetMachine::getTargetTransformInfo
TargetTransformInfo getTargetTransformInfo(const Function &F) const override
Get a TargetTransformInfo implementation for the target.
Definition: RISCVTargetMachine.cpp:135
SelectionDAGTargetInfo.h
llvm::SMRange
Represents a range in source code.
Definition: SMLoc.h:48
llvm::RISCVTargetMachine::isNoopAddrSpaceCast
bool isNoopAddrSpaceCast(unsigned SrcAS, unsigned DstAS) const override
Returns true if a cast between SrcAS and DestAS is a noop.
Definition: RISCVTargetMachine.cpp:143
llvm::legacy::PassManagerBase
PassManagerBase - An abstract interface to allow code to add passes to a pass manager without having ...
Definition: LegacyPassManager.h:39