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// AArch64AsmPrinter.h - Print machine code to an AArch64 .s file -*- C++ -*-=//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the AArch64 assembly printer class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_AARCH64ASMPRINTER_H
#define LLVM_AARCH64ASMPRINTER_H
#include "AArch64.h"
#include "AArch64TargetMachine.h"
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/Support/Compiler.h"
namespace llvm {
class MCOperand;
class LLVM_LIBRARY_VISIBILITY AArch64AsmPrinter : public AsmPrinter {
/// Subtarget - Keep a pointer to the AArch64Subtarget around so that we can
/// make the right decision when printing asm code for different targets.
const AArch64Subtarget *Subtarget;
// emitPseudoExpansionLowering - tblgen'erated.
bool emitPseudoExpansionLowering(MCStreamer &OutStreamer,
const MachineInstr *MI);
public:
explicit AArch64AsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
: AsmPrinter(TM, Streamer) {
Subtarget = &TM.getSubtarget<AArch64Subtarget>();
}
bool lowerOperand(const MachineOperand &MO, MCOperand &MCOp) const;
MCOperand lowerSymbolOperand(const MachineOperand &MO,
const MCSymbol *Sym) const;
void EmitInstruction(const MachineInstr *MI);
void EmitEndOfAsmFile(Module &M);
bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNum,
unsigned AsmVariant, const char *ExtraCode,
raw_ostream &O);
bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNum,
unsigned AsmVariant, const char *ExtraCode,
raw_ostream &O);
/// printSymbolicAddress - Given some kind of reasonably bare symbolic
/// reference, print out the appropriate asm string to represent it. If
/// appropriate, a relocation-specifier will be produced, composed of a
/// general class derived from the MO parameter and an instruction-specific
/// suffix, provided in Suffix. E.g. ":got_lo12:" if a Suffix of "lo12" is
/// given.
bool printSymbolicAddress(const MachineOperand &MO,
bool PrintImmediatePrefix,
StringRef Suffix, raw_ostream &O);
virtual const char *getPassName() const {
return "AArch64 Assembly Printer";
}
virtual bool runOnMachineFunction(MachineFunction &MF);
};
} // end namespace llvm
#endif
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