llvm-6502/lib/Target/PowerPC/PPCTargetMachine.h
Bruno Cardoso Lopes a3f99f9033 First patch in the direction of splitting MachineCodeEmitter in two subclasses:
JITCodeEmitter and ObjectCodeEmitter. No functional changes yet. Patch by Aaron Gray



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72631 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-30 20:51:52 +00:00

121 lines
4.4 KiB
C++

//===-- PPCTargetMachine.h - Define TargetMachine for PowerPC -----*- C++ -*-=//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the PowerPC specific subclass of TargetMachine.
//
//===----------------------------------------------------------------------===//
#ifndef PPC_TARGETMACHINE_H
#define PPC_TARGETMACHINE_H
#include "PPCFrameInfo.h"
#include "PPCSubtarget.h"
#include "PPCJITInfo.h"
#include "PPCInstrInfo.h"
#include "PPCISelLowering.h"
#include "PPCMachOWriterInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetData.h"
namespace llvm {
class PassManager;
class GlobalValue;
/// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets.
///
class PPCTargetMachine : public LLVMTargetMachine {
PPCSubtarget Subtarget;
const TargetData DataLayout; // Calculates type size & alignment
PPCInstrInfo InstrInfo;
PPCFrameInfo FrameInfo;
PPCJITInfo JITInfo;
PPCTargetLowering TLInfo;
InstrItineraryData InstrItins;
PPCMachOWriterInfo MachOWriterInfo;
protected:
virtual const TargetAsmInfo *createTargetAsmInfo() const;
// To avoid having target depend on the asmprinter stuff libraries, asmprinter
// set this functions to ctor pointer at startup time if they are linked in.
typedef FunctionPass *(*AsmPrinterCtorFn)(raw_ostream &o,
PPCTargetMachine &tm,
CodeGenOpt::Level OptLevel,
bool verbose);
static AsmPrinterCtorFn AsmPrinterCtor;
public:
PPCTargetMachine(const Module &M, const std::string &FS, bool is64Bit);
virtual const PPCInstrInfo *getInstrInfo() const { return &InstrInfo; }
virtual const PPCFrameInfo *getFrameInfo() const { return &FrameInfo; }
virtual PPCJITInfo *getJITInfo() { return &JITInfo; }
virtual PPCTargetLowering *getTargetLowering() const {
return const_cast<PPCTargetLowering*>(&TLInfo);
}
virtual const PPCRegisterInfo *getRegisterInfo() const {
return &InstrInfo.getRegisterInfo();
}
virtual const TargetData *getTargetData() const { return &DataLayout; }
virtual const PPCSubtarget *getSubtargetImpl() const { return &Subtarget; }
virtual const InstrItineraryData getInstrItineraryData() const {
return InstrItins;
}
virtual const PPCMachOWriterInfo *getMachOWriterInfo() const {
return &MachOWriterInfo;
}
static void registerAsmPrinter(AsmPrinterCtorFn F) {
AsmPrinterCtor = F;
}
// Pass Pipeline Configuration
virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
virtual bool addAssemblyEmitter(PassManagerBase &PM,
CodeGenOpt::Level OptLevel,
bool Verbose, raw_ostream &Out);
virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
bool DumpAsm, MachineCodeEmitter &MCE);
virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
bool DumpAsm, JITCodeEmitter &JCE);
virtual bool addSimpleCodeEmitter(PassManagerBase &PM,
CodeGenOpt::Level OptLevel,
bool DumpAsm, MachineCodeEmitter &MCE);
virtual bool addSimpleCodeEmitter(PassManagerBase &PM,
CodeGenOpt::Level OptLevel,
bool DumpAsm, JITCodeEmitter &JCE);
virtual bool getEnableTailMergeDefault() const;
};
/// PPC32TargetMachine - PowerPC 32-bit target machine.
///
class PPC32TargetMachine : public PPCTargetMachine {
public:
PPC32TargetMachine(const Module &M, const std::string &FS);
static unsigned getJITMatchQuality();
static unsigned getModuleMatchQuality(const Module &M);
};
/// PPC64TargetMachine - PowerPC 64-bit target machine.
///
class PPC64TargetMachine : public PPCTargetMachine {
public:
PPC64TargetMachine(const Module &M, const std::string &FS);
static unsigned getJITMatchQuality();
static unsigned getModuleMatchQuality(const Module &M);
};
} // end namespace llvm
#endif