LLVM  3.7.0
SystemZTargetMachine.h
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1 //==- SystemZTargetMachine.h - Define TargetMachine for SystemZ ---*- 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 SystemZ specific subclass of TargetMachine.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 
15 #ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETMACHINE_H
16 #define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETMACHINE_H
17 
18 #include "SystemZSubtarget.h"
20 
21 namespace llvm {
22 
23 class TargetFrameLowering;
24 
26  std::unique_ptr<TargetLoweringObjectFile> TLOF;
27  SystemZSubtarget Subtarget;
28 
29 public:
30  SystemZTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
34  ~SystemZTargetMachine() override;
35 
36  const SystemZSubtarget *getSubtargetImpl() const { return &Subtarget; }
37  const SystemZSubtarget *getSubtargetImpl(const Function &) const override {
38  return &Subtarget;
39  }
40  // Override LLVMTargetMachine
41  TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
44  return TLOF.get();
45  }
46 };
47 
48 } // end namespace llvm
49 
50 #endif
Analysis pass providing the TargetTransformInfo.
TargetIRAnalysis getTargetIRAnalysis() override
Get a TargetIRAnalysis implementation for the target.
Target-Independent Code Generator Pass Configuration Options.
TargetPassConfig * createPassConfig(PassManagerBase &PM) override
Create a pass configuration object to be used by addPassToEmitX methods for generating a pipeline of ...
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:44
TargetLoweringObjectFile * getObjFileLowering() const override
Target - Wrapper for Target specific information.
SystemZTargetMachine(const Target &T, const Triple &TT, StringRef CPU, StringRef FS, const TargetOptions &Options, Reloc::Model RM, CodeModel::Model CM, CodeGenOpt::Level OL)
const SystemZSubtarget * getSubtargetImpl(const Function &) const override
Virtual method implemented by subclasses that returns a reference to that target's TargetSubtargetInf...
const SystemZSubtarget * getSubtargetImpl() const
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:40