llvm-6502/lib/Target/ARM/InstPrinter/ARMInstPrinter.h
Bill Wendling f4caf69720 The tLDR et al instructions were emitting either a reg/reg or reg/imm
instruction based on the t_addrmode_s# mode and what it returned. There is some
obvious badness to this. In particular, it's hard to do MC-encoding when the
instruction may change out from underneath you after the t_addrmode_s# variable
is finally resolved.

The solution is to revert a long-ago change that merged the reg/reg and reg/imm
versions. There is the addition of several new addressing modes. They no longer
have extraneous operands associated with them. I.e., if it's reg/reg we don't
have to have a dummy zero immediate tacked on to the SDNode.

There are some obvious cleanups here, which will happen shortly.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121747 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-14 03:36:38 +00:00

108 lines
5.1 KiB
C++

//===-- ARMInstPrinter.h - Convert ARM MCInst to assembly syntax ----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This class prints an ARM MCInst to a .s file.
//
//===----------------------------------------------------------------------===//
#ifndef ARMINSTPRINTER_H
#define ARMINSTPRINTER_H
#include "llvm/MC/MCInstPrinter.h"
namespace llvm {
class MCOperand;
class ARMInstPrinter : public MCInstPrinter {
public:
ARMInstPrinter(const MCAsmInfo &MAI) : MCInstPrinter(MAI) {}
virtual void printInst(const MCInst *MI, raw_ostream &O);
virtual StringRef getOpcodeName(unsigned Opcode) const;
static const char *getInstructionName(unsigned Opcode);
// Autogenerated by tblgen.
void printInstruction(const MCInst *MI, raw_ostream &O);
static const char *getRegisterName(unsigned RegNo);
void printOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O);
void printSOImmOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printSORegOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printAddrMode2Operand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printAddrMode2OffsetOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printAddrMode3Operand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printAddrMode3OffsetOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printLdStmModeOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printAddrMode5Operand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printAddrMode6Operand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printAddrMode6OffsetOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printBitfieldInvMaskImmOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printMemBOption(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printShiftImmOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printThumbS4ImmOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printThumbITMask(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printThumbAddrModeRROperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printThumbAddrModeImm5SOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O, unsigned Scale);
void printThumbAddrModeImm5S1Operand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printThumbAddrModeImm5S2Operand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printThumbAddrModeImm5S4Operand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printThumbAddrModeSPOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printT2SOOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printAddrModeImm12Operand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printT2AddrModeImm8Operand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printT2AddrModeImm8s4Operand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printT2AddrModeImm8OffsetOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printT2AddrModeImm8s4OffsetOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printT2AddrModeSoRegOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printSetendOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printCPSOptionOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printMSRMaskOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printNegZeroOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printPredicateOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printMandatoryPredicateOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printSBitModifierOperand(const MCInst *MI, unsigned OpNum,
raw_ostream &O);
void printRegisterList(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printNoHashImmediate(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printVFPf32ImmOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printVFPf64ImmOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printNEONModImmOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O);
void printPCLabel(const MCInst *MI, unsigned OpNum, raw_ostream &O);
};
} // end namespace llvm
#endif