forked from OSchip/llvm-project
61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
//===-- Nios2MCExpr.h - Nios2 specific MC expression classes ----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_NIOS2_MCTARGETDESC_NIOS2MCEXPR_H
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#define LLVM_LIB_TARGET_NIOS2_MCTARGETDESC_NIOS2MCEXPR_H
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#include "llvm/MC/MCAsmLayout.h"
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#include "llvm/MC/MCExpr.h"
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#include "llvm/MC/MCValue.h"
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namespace llvm {
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class Nios2MCExpr : public MCTargetExpr {
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public:
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enum Nios2ExprKind {
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CEK_None,
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CEK_ABS_HI,
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CEK_ABS_LO,
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CEK_Special,
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};
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private:
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const Nios2ExprKind Kind;
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const MCExpr *Expr;
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explicit Nios2MCExpr(Nios2ExprKind Kind, const MCExpr *Expr)
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: Kind(Kind), Expr(Expr) {}
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public:
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static const Nios2MCExpr *create(Nios2ExprKind Kind, const MCExpr *Expr,
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MCContext &Ctx);
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static const Nios2MCExpr *create(const MCSymbol *Symbol,
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Nios2MCExpr::Nios2ExprKind Kind,
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MCContext &Ctx);
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/// Get the kind of this expression.
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Nios2ExprKind getKind() const { return Kind; }
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/// Get the child of this expression.
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const MCExpr *getSubExpr() const { return Expr; }
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void printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const override;
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bool evaluateAsRelocatableImpl(MCValue &Res, const MCAsmLayout *Layout,
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const MCFixup *Fixup) const override;
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void visitUsedExpr(MCStreamer &Streamer) const override;
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MCFragment *findAssociatedFragment() const override {
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return getSubExpr()->findAssociatedFragment();
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}
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void fixELFSymbolsInTLSFixups(MCAssembler &Asm) const override;
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};
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} // end namespace llvm
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#endif
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