LLVM  4.0.0
HexagonTargetMachine.h
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1 //=-- HexagonTargetMachine.h - Define TargetMachine for Hexagon ---*- C++ -*-=//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file declares the Hexagon specific subclass of TargetMachine.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETMACHINE_H
15 #define LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETMACHINE_H
16 
17 #include "HexagonInstrInfo.h"
18 #include "HexagonSubtarget.h"
21 
22 namespace llvm {
23 
24 class Module;
25 
27  std::unique_ptr<TargetLoweringObjectFile> TLOF;
28  mutable StringMap<std::unique_ptr<HexagonSubtarget>> SubtargetMap;
29 
30 public:
31  HexagonTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
32  StringRef FS, const TargetOptions &Options,
35  ~HexagonTargetMachine() override;
36  const HexagonSubtarget *getSubtargetImpl(const Function &F) const override;
37 
38  static unsigned getModuleMatchQuality(const Module &M);
39 
40  TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
42 
44  return static_cast<HexagonTargetObjectFile*>(TLOF.get());
45  }
46 };
47 
48 } // end namespace llvm
49 
50 #endif
A Module instance is used to store all the information related to an LLVM module. ...
Definition: Module.h:52
HexagonTargetObjectFile * getObjFileLowering() const override
Analysis pass providing the TargetTransformInfo.
static unsigned getModuleMatchQuality(const Module &M)
Target-Independent Code Generator Pass Configuration Options.
#define F(x, y, z)
Definition: MD5.cpp:51
HexagonTargetMachine(const Target &T, const Triple &TT, StringRef CPU, StringRef FS, const TargetOptions &Options, Optional< Reloc::Model > RM, CodeModel::Model CM, CodeGenOpt::Level OL)
This class describes a target machine that is implemented with the LLVM target-independent code gener...
TargetIRAnalysis getTargetIRAnalysis() override
Get a TargetIRAnalysis implementation for the target.
Triple - Helper class for working with autoconf configuration names.
Definition: Triple.h:44
const HexagonSubtarget * getSubtargetImpl(const Function &F) const override
Virtual method implemented by subclasses that returns a reference to that target's TargetSubtargetInf...
StringMap - This is an unconventional map that is specialized for handling keys that are "strings"...
Definition: StringMap.h:223
Target - Wrapper for Target specific information.
TargetPassConfig * createPassConfig(PassManagerBase &PM) override
Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of ...
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:47