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 /// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets.
26 class PPCTargetMachine : public LLVMTargetMachine {
27 std::unique_ptr<TargetLoweringObjectFile> TLOF;
28 // Calculates type size & alignment
30 PPCSubtarget Subtarget;
32 mutable StringMap<std::unique_ptr<PPCSubtarget>> SubtargetMap;
35 PPCTargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS,
36 const TargetOptions &Options, Reloc::Model RM,
37 CodeModel::Model CM, CodeGenOpt::Level OL);
39 ~PPCTargetMachine() override;
41 const DataLayout *getDataLayout() const override { return &DL; }
42 const PPCSubtarget *getSubtargetImpl() const override { return &Subtarget; }
43 const PPCSubtarget *getSubtargetImpl(const Function &F) const override;
45 // Pass Pipeline Configuration
46 TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
48 TargetIRAnalysis getTargetIRAnalysis() override;
50 TargetLoweringObjectFile *getObjFileLowering() const override {
55 /// PPC32TargetMachine - PowerPC 32-bit target machine.
57 class PPC32TargetMachine : public PPCTargetMachine {
58 virtual void anchor();
60 PPC32TargetMachine(const Target &T, StringRef TT,
61 StringRef CPU, StringRef FS, const TargetOptions &Options,
62 Reloc::Model RM, CodeModel::Model CM,
63 CodeGenOpt::Level OL);
66 /// PPC64TargetMachine - PowerPC 64-bit target machine.
68 class PPC64TargetMachine : public PPCTargetMachine {
69 virtual void anchor();
71 PPC64TargetMachine(const Target &T, StringRef TT,
72 StringRef CPU, StringRef FS, const TargetOptions &Options,
73 Reloc::Model RM, CodeModel::Model CM,
74 CodeGenOpt::Level OL);
77 } // end namespace llvm