llvm-6502/lib/Target/Mips/MipsMCSymbolRefExpr.h
2011-09-22 03:09:07 +00:00

68 lines
1.8 KiB
C++

//===-- MipsMCSymbolRefExpr.h - Mips specific MCSymbolRefExpr class -------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef MIPSMCSYMBOLREFEXPR_H
#define MIPSMCSYMBOLREFEXPR_H
#include "llvm/MC/MCExpr.h"
namespace llvm {
class MipsMCSymbolRefExpr : public MCTargetExpr {
public:
enum VariantKind {
VK_Mips_None,
VK_Mips_GPREL,
VK_Mips_GOT_CALL,
VK_Mips_GOT,
VK_Mips_ABS_HI,
VK_Mips_ABS_LO,
VK_Mips_TLSGD,
VK_Mips_GOTTPREL,
VK_Mips_TPREL_HI,
VK_Mips_TPREL_LO,
VK_Mips_GPOFF_HI,
VK_Mips_GPOFF_LO,
VK_Mips_GOT_DISP,
VK_Mips_GOT_PAGE,
VK_Mips_GOT_OFST
};
private:
const VariantKind Kind;
const MCSymbol *Symbol;
int Offset;
explicit MipsMCSymbolRefExpr(VariantKind _Kind, const MCSymbol *_Symbol,
int _Offset)
: Kind(_Kind), Symbol(_Symbol), Offset(_Offset) {}
public:
static const MipsMCSymbolRefExpr *Create(VariantKind Kind,
const MCSymbol *Symbol, int Offset,
MCContext &Ctx);
void PrintImpl(raw_ostream &OS) const;
bool EvaluateAsRelocatableImpl(MCValue &Res,
const MCAsmLayout *Layout) const;
void AddValueSymbols(MCAssembler *) const;
const MCSection *FindAssociatedSection() const;
static bool classof(const MCExpr *E) {
return E->getKind() == MCExpr::Target;
}
static bool classof(const MipsMCSymbolRefExpr *) { return true; }
int getOffset() const { return Offset; }
void setOffset(int O) { Offset = O; }
};
} // end namespace llvm
#endif