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,
50 static AsmPrinterCtorFn AsmPrinterCtor;
53 PPCTargetMachine(const Module &M, const std::string &FS, bool is64Bit);
55 virtual const PPCInstrInfo *getInstrInfo() const { return &InstrInfo; }
56 virtual const PPCFrameInfo *getFrameInfo() const { return &FrameInfo; }
57 virtual PPCJITInfo *getJITInfo() { return &JITInfo; }
58 virtual PPCTargetLowering *getTargetLowering() const {
59 return const_cast<PPCTargetLowering*>(&TLInfo);
61 virtual const PPCRegisterInfo *getRegisterInfo() const {
62 return &InstrInfo.getRegisterInfo();
65 virtual const TargetData *getTargetData() const { return &DataLayout; }
66 virtual const PPCSubtarget *getSubtargetImpl() const { return &Subtarget; }
67 virtual const InstrItineraryData getInstrItineraryData() const {
70 virtual const PPCMachOWriterInfo *getMachOWriterInfo() const {
71 return &MachOWriterInfo;
74 static void registerAsmPrinter(AsmPrinterCtorFn F) {
78 // Pass Pipeline Configuration
79 virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
80 virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
81 virtual bool addAssemblyEmitter(PassManagerBase &PM,
82 CodeGenOpt::Level OptLevel,
83 bool Verbose, raw_ostream &Out);
84 virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
85 bool DumpAsm, MachineCodeEmitter &MCE);
86 virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
87 bool DumpAsm, JITCodeEmitter &JCE);
88 virtual bool addSimpleCodeEmitter(PassManagerBase &PM,
89 CodeGenOpt::Level OptLevel,
90 bool DumpAsm, MachineCodeEmitter &MCE);
91 virtual bool addSimpleCodeEmitter(PassManagerBase &PM,
92 CodeGenOpt::Level OptLevel,
93 bool DumpAsm, JITCodeEmitter &JCE);
94 virtual bool getEnableTailMergeDefault() const;
97 /// PPC32TargetMachine - PowerPC 32-bit target machine.
99 class PPC32TargetMachine : public PPCTargetMachine {
101 PPC32TargetMachine(const Module &M, const std::string &FS);
103 static unsigned getJITMatchQuality();
104 static unsigned getModuleMatchQuality(const Module &M);
107 /// PPC64TargetMachine - PowerPC 64-bit target machine.
109 class PPC64TargetMachine : public PPCTargetMachine {
111 PPC64TargetMachine(const Module &M, const std::string &FS);
113 static unsigned getJITMatchQuality();
114 static unsigned getModuleMatchQuality(const Module &M);
117 } // end namespace llvm