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 PPC_TARGETMACHINE_H
15 #define PPC_TARGETMACHINE_H
17 #include "PPCFrameInfo.h"
18 #include "PPCSubtarget.h"
19 #include "PPCJITInfo.h"
20 #include "PPCInstrInfo.h"
21 #include "PPCISelLowering.h"
22 #include "PPCMachOWriterInfo.h"
23 #include "llvm/Target/TargetMachine.h"
24 #include "llvm/Target/TargetData.h"
30 /// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets.
32 class PPCTargetMachine : public LLVMTargetMachine {
33 PPCSubtarget Subtarget;
34 const TargetData DataLayout; // Calculates type size & alignment
35 PPCInstrInfo InstrInfo;
36 PPCFrameInfo FrameInfo;
38 PPCTargetLowering TLInfo;
39 InstrItineraryData InstrItins;
40 PPCMachOWriterInfo MachOWriterInfo;
43 virtual const TargetAsmInfo *createTargetAsmInfo() const;
45 // To avoid having target depend on the asmprinter stuff libraries, asmprinter
46 // set this functions to ctor pointer at startup time if they are linked in.
47 typedef FunctionPass *(*AsmPrinterCtorFn)(raw_ostream &o,
48 PPCTargetMachine &tm);
49 static AsmPrinterCtorFn AsmPrinterCtor;
52 PPCTargetMachine(const Module &M, const std::string &FS, bool is64Bit);
54 virtual const PPCInstrInfo *getInstrInfo() const { return &InstrInfo; }
55 virtual const PPCFrameInfo *getFrameInfo() const { return &FrameInfo; }
56 virtual PPCJITInfo *getJITInfo() { return &JITInfo; }
57 virtual PPCTargetLowering *getTargetLowering() const {
58 return const_cast<PPCTargetLowering*>(&TLInfo);
60 virtual const PPCRegisterInfo *getRegisterInfo() const {
61 return &InstrInfo.getRegisterInfo();
64 virtual const TargetData *getTargetData() const { return &DataLayout; }
65 virtual const PPCSubtarget *getSubtargetImpl() const { return &Subtarget; }
66 virtual const InstrItineraryData getInstrItineraryData() const {
69 virtual const PPCMachOWriterInfo *getMachOWriterInfo() const {
70 return &MachOWriterInfo;
73 static void registerAsmPrinter(AsmPrinterCtorFn F) {
77 // Pass Pipeline Configuration
78 virtual bool addInstSelector(PassManagerBase &PM, bool Fast);
79 virtual bool addPreEmitPass(PassManagerBase &PM, bool Fast);
80 virtual bool addAssemblyEmitter(PassManagerBase &PM, bool Fast,
82 virtual bool addCodeEmitter(PassManagerBase &PM, bool Fast,
83 bool DumpAsm, MachineCodeEmitter &MCE);
84 virtual bool addSimpleCodeEmitter(PassManagerBase &PM, bool Fast,
85 bool DumpAsm, MachineCodeEmitter &MCE);
86 virtual bool getEnableTailMergeDefault() const;
89 /// PPC32TargetMachine - PowerPC 32-bit target machine.
91 class PPC32TargetMachine : public PPCTargetMachine {
93 PPC32TargetMachine(const Module &M, const std::string &FS);
95 static unsigned getJITMatchQuality();
96 static unsigned getModuleMatchQuality(const Module &M);
99 /// PPC64TargetMachine - PowerPC 64-bit target machine.
101 class PPC64TargetMachine : public PPCTargetMachine {
103 PPC64TargetMachine(const Module &M, const std::string &FS);
105 static unsigned getJITMatchQuality();
106 static unsigned getModuleMatchQuality(const Module &M);
109 } // end namespace llvm