LLVM  9.0.0svn
HexagonTargetMachine.h
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1 //=-- HexagonTargetMachine.h - Define TargetMachine for Hexagon ---*- 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 Hexagon specific subclass of TargetMachine.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETMACHINE_H
14 #define LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETMACHINE_H
15 
16 #include "HexagonInstrInfo.h"
17 #include "HexagonSubtarget.h"
20 
21 namespace llvm {
22 
23 class Module;
24 
26  std::unique_ptr<TargetLoweringObjectFile> TLOF;
27  mutable StringMap<std::unique_ptr<HexagonSubtarget>> SubtargetMap;
28 
29 public:
30  HexagonTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
31  StringRef FS, const TargetOptions &Options,
33  CodeGenOpt::Level OL, bool JIT);
34  ~HexagonTargetMachine() override;
35  const HexagonSubtarget *getSubtargetImpl(const Function &F) const override;
36 
37  static unsigned getModuleMatchQuality(const Module &M);
38 
39  void adjustPassManager(PassManagerBuilder &PMB) override;
42 
44  return static_cast<HexagonTargetObjectFile*>(TLOF.get());
45  }
46 };
47 
48 } // end namespace llvm
49 
50 #endif
PassManagerBuilder - This class is used to set up a standard optimization sequence for languages like...
This class represents lattice values for constants.
Definition: AllocatorList.h:23
A Module instance is used to store all the information related to an LLVM module. ...
Definition: Module.h:65
HexagonTargetObjectFile * getObjFileLowering() const override
F(f)
static unsigned getModuleMatchQuality(const Module &M)
Target-Independent Code Generator Pass Configuration Options.
This class describes a target machine that is implemented with the LLVM target-independent code gener...
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:43
HexagonTargetMachine(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)
This pass provides access to the codegen interfaces that are needed for IR-level transformations.
PassManagerBase - An abstract interface to allow code to add passes to a pass manager without having ...
const HexagonSubtarget * getSubtargetImpl(const Function &F) const override
Virtual method implemented by subclasses that returns a reference to that target&#39;s TargetSubtargetInf...
StringMap - This is an unconventional map that is specialized for handling keys that are "strings"...
Definition: StringMap.h:219
Target - Wrapper for Target specific information.
TargetOptions Options
TargetPassConfig * createPassConfig(PassManagerBase &PM) override
Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of ...
TargetTransformInfo getTargetTransformInfo(const Function &F) override
Get a TargetTransformInfo implementation for the target.
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:48
void adjustPassManager(PassManagerBuilder &PMB) override
Allow the target to modify the pass manager, e.g.