BPFTargetMachine.h revision 6948897e478cbd66626159776a8017b3c18579b9
1//===-- BPFTargetMachine.h - Define TargetMachine for BPF --- 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 BPF specific subclass of TargetMachine.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef LLVM_LIB_TARGET_BPF_BPFTARGETMACHINE_H
15#define LLVM_LIB_TARGET_BPF_BPFTARGETMACHINE_H
16
17#include "BPFSubtarget.h"
18#include "llvm/Target/TargetMachine.h"
19
20namespace llvm {
21class BPFTargetMachine : public LLVMTargetMachine {
22  std::unique_ptr<TargetLoweringObjectFile> TLOF;
23  BPFSubtarget Subtarget;
24
25public:
26  BPFTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
27                   StringRef FS, const TargetOptions &Options, Reloc::Model RM,
28                   CodeModel::Model CM, CodeGenOpt::Level OL);
29
30  const BPFSubtarget *getSubtargetImpl() const { return &Subtarget; }
31  const BPFSubtarget *getSubtargetImpl(const Function &) const override {
32    return &Subtarget;
33  }
34
35  TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
36
37  TargetLoweringObjectFile *getObjFileLowering() const override {
38    return TLOF.get();
39  }
40};
41}
42
43#endif
44