LLVM  14.0.0git
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 
22 namespace llvm {
24  std::unique_ptr<TargetLoweringObjectFile> TLOF;
25  mutable StringMap<std::unique_ptr<RISCVSubtarget>> SubtargetMap;
26 
27 public:
28  RISCVTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
31  CodeGenOpt::Level OL, bool JIT);
32 
33  const RISCVSubtarget *getSubtargetImpl(const Function &F) const override;
34  // DO NOT IMPLEMENT: There is no such thing as a valid default subtarget,
35  // subtargets are per-function entities based on the target-specific
36  // attributes of each function.
37  const RISCVSubtarget *getSubtargetImpl() const = delete;
38 
40 
42  return TLOF.get();
43  }
44 
46 
47  virtual bool isNoopAddrSpaceCast(unsigned SrcAS,
48  unsigned DstAS) const override;
49 };
50 } // namespace llvm
51 
52 #endif
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition: AllocatorList.h:23
llvm::X86AS::FS
@ FS
Definition: X86.h:188
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:147
llvm::Function
Definition: Function.h:62
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:169
llvm::RISCVTargetMachine
Definition: RISCVTargetMachine.h:23
llvm::Triple
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:44
llvm::RISCVTargetMachine::getTargetTransformInfo
TargetTransformInfo getTargetTransformInfo(const Function &F) override
Get a TargetTransformInfo implementation for the target.
Definition: RISCVTargetMachine.cpp:111
llvm::TargetMachine::RM
Reloc::Model RM
Definition: TargetMachine.h:103
llvm::Optional< Reloc::Model >
T
#define T
Definition: Mips16ISelLowering.cpp:341
llvm::RISCVTargetMachine::getSubtargetImpl
const RISCVSubtarget * getSubtargetImpl() const =delete
llvm::RISCVTargetMachine::RISCVTargetMachine
RISCVTargetMachine(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)
Definition: RISCVTargetMachine.cpp:60
F
#define F(x, y, z)
Definition: MD5.cpp:56
llvm::TargetLoweringObjectFile
Definition: TargetLoweringObjectFile.h:44
TargetMachine.h
RISCVMCTargetDesc.h
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::EngineKind::JIT
@ JIT
Definition: ExecutionEngine.h:524
llvm::RISCVSubtarget
Definition: RISCVSubtarget.h:35
llvm::TargetMachine::Options
TargetOptions Options
Definition: TargetMachine.h:121
llvm::RISCVTargetMachine::getObjFileLowering
TargetLoweringObjectFile * getObjFileLowering() const override
Definition: RISCVTargetMachine.h:41
DataLayout.h
llvm::StringRef
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:57
llvm::CodeGenOpt::Level
Level
Definition: CodeGen.h:52
llvm::LLVMTargetMachine
This class describes a target machine that is implemented with the LLVM target-independent code gener...
Definition: TargetMachine.h:406
RISCVSubtarget.h
SelectionDAGTargetInfo.h
llvm::RISCVTargetMachine::isNoopAddrSpaceCast
virtual bool isNoopAddrSpaceCast(unsigned SrcAS, unsigned DstAS) const override
Returns true if a cast between SrcAS and DestAS is a noop.
Definition: RISCVTargetMachine.cpp:119
llvm::legacy::PassManagerBase
PassManagerBase - An abstract interface to allow code to add passes to a pass manager without having ...
Definition: LegacyPassManager.h:39