1 //===-- PPCTargetMachine.h - Define TargetMachine for PowerPC ---*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file declares the PowerPC specific subclass of TargetMachine.
12 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_H
15 #define LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_H
17 #include "PPCInstrInfo.h"
18 #include "PPCSubtarget.h"
19 #include "llvm/IR/DataLayout.h"
20 #include "llvm/Target/TargetMachine.h"
24 /// Common code between 32-bit and 64-bit PowerPC targets.
26 class PPCTargetMachine final : public LLVMTargetMachine {
28 enum PPCABI { PPC_ABI_UNKNOWN, PPC_ABI_ELFv1, PPC_ABI_ELFv2 };
30 std::unique_ptr<TargetLoweringObjectFile> TLOF;
33 mutable StringMap<std::unique_ptr<PPCSubtarget>> SubtargetMap;
36 PPCTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
37 StringRef FS, const TargetOptions &Options,
38 Optional<Reloc::Model> RM, CodeModel::Model CM,
39 CodeGenOpt::Level OL);
41 ~PPCTargetMachine() override;
43 const PPCSubtarget *getSubtargetImpl(const Function &F) const override;
44 const PPCSubtarget *getSubtargetImpl() const = delete;
46 // Pass Pipeline Configuration
47 TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
49 TargetIRAnalysis getTargetIRAnalysis() override;
51 TargetLoweringObjectFile *getObjFileLowering() const override {
54 bool isELFv2ABI() const { return TargetABI == PPC_ABI_ELFv2; }
55 bool isPPC64() const {
56 const Triple &TT = getTargetTriple();
57 return (TT.getArch() == Triple::ppc64 || TT.getArch() == Triple::ppc64le);
60 bool isMachineVerifierClean() const override {
64 } // end namespace llvm