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"
19 #include "llvm/Target/TargetMachine.h"
20 
21 namespace llvm {
22 
23 class Module;
24 
25 class HexagonTargetMachine : public LLVMTargetMachine {
26   std::unique_ptr<TargetLoweringObjectFile> TLOF;
27   HexagonSubtarget Subtarget;
28 
29 public:
30   HexagonTargetMachine(const Target &T, StringRef TT,StringRef CPU,
31                        StringRef FS, const TargetOptions &Options,
32                        Reloc::Model RM, CodeModel::Model CM,
33                        CodeGenOpt::Level OL);
34   ~HexagonTargetMachine() override;
getSubtargetImpl(const Function &)35   const HexagonSubtarget *getSubtargetImpl(const Function &) const override {
36     return &Subtarget;
37   }
38   static unsigned getModuleMatchQuality(const Module &M);
39 
40   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
41 
getObjFileLowering()42   TargetLoweringObjectFile *getObjFileLowering() const override {
43     return TLOF.get();
44   }
45 };
46 
47 extern bool flag_aligned_memcpy;
48 
49 } // end namespace llvm
50 
51 #endif
52