forked from OSchip/llvm-project
94 lines
2.4 KiB
C++
94 lines
2.4 KiB
C++
//===- MipsMCExpr.h - Mips specific MC expression classes -------*- C++ -*-===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_LIB_TARGET_MIPS_MCTARGETDESC_MIPSMCEXPR_H
|
|
#define LLVM_LIB_TARGET_MIPS_MCTARGETDESC_MIPSMCEXPR_H
|
|
|
|
#include "llvm/MC/MCAsmLayout.h"
|
|
#include "llvm/MC/MCExpr.h"
|
|
#include "llvm/MC/MCValue.h"
|
|
|
|
namespace llvm {
|
|
|
|
class MipsMCExpr : public MCTargetExpr {
|
|
public:
|
|
enum MipsExprKind {
|
|
MEK_None,
|
|
MEK_CALL_HI16,
|
|
MEK_CALL_LO16,
|
|
MEK_DTPREL,
|
|
MEK_DTPREL_HI,
|
|
MEK_DTPREL_LO,
|
|
MEK_GOT,
|
|
MEK_GOTTPREL,
|
|
MEK_GOT_CALL,
|
|
MEK_GOT_DISP,
|
|
MEK_GOT_HI16,
|
|
MEK_GOT_LO16,
|
|
MEK_GOT_OFST,
|
|
MEK_GOT_PAGE,
|
|
MEK_GPREL,
|
|
MEK_HI,
|
|
MEK_HIGHER,
|
|
MEK_HIGHEST,
|
|
MEK_LO,
|
|
MEK_NEG,
|
|
MEK_PCREL_HI16,
|
|
MEK_PCREL_LO16,
|
|
MEK_TLSGD,
|
|
MEK_TLSLDM,
|
|
MEK_TPREL_HI,
|
|
MEK_TPREL_LO,
|
|
MEK_Special,
|
|
};
|
|
|
|
private:
|
|
const MipsExprKind Kind;
|
|
const MCExpr *Expr;
|
|
|
|
explicit MipsMCExpr(MipsExprKind Kind, const MCExpr *Expr)
|
|
: Kind(Kind), Expr(Expr) {}
|
|
|
|
public:
|
|
static const MipsMCExpr *create(MipsExprKind Kind, const MCExpr *Expr,
|
|
MCContext &Ctx);
|
|
static const MipsMCExpr *createGpOff(MipsExprKind Kind, const MCExpr *Expr,
|
|
MCContext &Ctx);
|
|
|
|
/// Get the kind of this expression.
|
|
MipsExprKind getKind() const { return Kind; }
|
|
|
|
/// Get the child of this expression.
|
|
const MCExpr *getSubExpr() const { return Expr; }
|
|
|
|
void printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const override;
|
|
bool evaluateAsRelocatableImpl(MCValue &Res, const MCAsmLayout *Layout,
|
|
const MCFixup *Fixup) const override;
|
|
void visitUsedExpr(MCStreamer &Streamer) const override;
|
|
|
|
MCFragment *findAssociatedFragment() const override {
|
|
return getSubExpr()->findAssociatedFragment();
|
|
}
|
|
|
|
void fixELFSymbolsInTLSFixups(MCAssembler &Asm) const override;
|
|
|
|
static bool classof(const MCExpr *E) {
|
|
return E->getKind() == MCExpr::Target;
|
|
}
|
|
|
|
bool isGpOff(MipsExprKind &Kind) const;
|
|
bool isGpOff() const {
|
|
MipsExprKind Kind;
|
|
return isGpOff(Kind);
|
|
}
|
|
};
|
|
|
|
} // end namespace llvm
|
|
|
|
#endif // LLVM_LIB_TARGET_MIPS_MCTARGETDESC_MIPSMCEXPR_H
|