llvm-6502/lib/Target/Mips/MipsAsmPrinter.h
Akira Hatanaka 421455f1ea This patch makes the following changes necessary for MIPS' direct code emission.
- lower unaligned loads/stores.
- encode the size operand of instructions INS and EXT.
- emit relocation information needed for JAL (jump-and-link).  


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145113 91177308-0d34-0410-b5e6-96231b3b80d8
2011-11-23 22:19:28 +00:00

74 lines
2.5 KiB
C++

//===-- MipsAsmPrinter.h - Mips LLVM assembly writer ----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Mips Assembly printer class.
//
//===----------------------------------------------------------------------===//
#ifndef MIPSASMPRINTER_H
#define MIPSASMPRINTER_H
#include "MipsSubtarget.h"
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
class MCStreamer;
class MachineInstr;
class raw_ostream;
class MachineBasicBlock;
class Module;
class LLVM_LIBRARY_VISIBILITY MipsAsmPrinter : public AsmPrinter {
public:
const MipsSubtarget *Subtarget;
explicit MipsAsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
: AsmPrinter(TM, Streamer) {
Subtarget = &TM.getSubtarget<MipsSubtarget>();
}
virtual const char *getPassName() const {
return "Mips Assembly Printer";
}
void EmitInstruction(const MachineInstr *MI);
void printSavedRegsBitmask(raw_ostream &O);
void printHex32(unsigned int Value, raw_ostream &O);
void emitFrameDirective();
const char *getCurrentABIString() const;
virtual void EmitFunctionEntryLabel();
virtual void EmitFunctionBodyStart();
virtual void EmitFunctionBodyEnd();
virtual bool isBlockOnlyReachableByFallthrough(const MachineBasicBlock*
MBB) const;
bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
unsigned AsmVariant, const char *ExtraCode,
raw_ostream &O);
bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNum,
unsigned AsmVariant, const char *ExtraCode,
raw_ostream &O);
void printOperand(const MachineInstr *MI, int opNum, raw_ostream &O);
void printUnsignedImm(const MachineInstr *MI, int opNum, raw_ostream &O);
void printMemOperand(const MachineInstr *MI, int opNum, raw_ostream &O);
void printMemOperandEA(const MachineInstr *MI, int opNum, raw_ostream &O);
void printFCCOperand(const MachineInstr *MI, int opNum, raw_ostream &O,
const char *Modifier = 0);
void EmitStartOfAsmFile(Module &M);
virtual MachineLocation getDebugValueLocation(const MachineInstr *MI) const;
void PrintDebugValueComment(const MachineInstr *MI, raw_ostream &OS);
};
}
#endif