96 lines
2.6 KiB
C
96 lines
2.6 KiB
C
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//====- VEMCExpr.h - VE specific MC expression classes --------*- C++ -*-=====//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file describes VE-specific MCExprs, used for modifiers like
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// "%hi" or "%lo" etc.,
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_VE_MCTARGETDESC_VEMCEXPR_H
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#define LLVM_LIB_TARGET_VE_MCTARGETDESC_VEMCEXPR_H
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#include "VEFixupKinds.h"
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#include "llvm/MC/MCExpr.h"
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namespace llvm {
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class StringRef;
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class VEMCExpr : public MCTargetExpr {
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public:
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enum VariantKind {
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VK_VE_None,
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VK_VE_REFLONG,
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VK_VE_HI32,
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VK_VE_LO32,
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VK_VE_PC_HI32,
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VK_VE_PC_LO32,
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VK_VE_GOT_HI32,
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VK_VE_GOT_LO32,
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VK_VE_GOTOFF_HI32,
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VK_VE_GOTOFF_LO32,
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VK_VE_PLT_HI32,
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VK_VE_PLT_LO32,
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VK_VE_TLS_GD_HI32,
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VK_VE_TLS_GD_LO32,
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VK_VE_TPOFF_HI32,
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VK_VE_TPOFF_LO32,
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};
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private:
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const VariantKind Kind;
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const MCExpr *Expr;
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explicit VEMCExpr(VariantKind Kind, const MCExpr *Expr)
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: Kind(Kind), Expr(Expr) {}
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public:
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/// @name Construction
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/// @{
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static const VEMCExpr *create(VariantKind Kind, const MCExpr *Expr,
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MCContext &Ctx);
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/// @}
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/// @name Accessors
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/// @{
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/// getOpcode - Get the kind of this expression.
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VariantKind getKind() const { return Kind; }
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/// getSubExpr - Get the child of this expression.
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const MCExpr *getSubExpr() const { return Expr; }
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/// getFixupKind - Get the fixup kind of this expression.
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VE::Fixups getFixupKind() const { return getFixupKind(Kind); }
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/// @}
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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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static bool classof(const MCExpr *E) {
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return E->getKind() == MCExpr::Target;
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}
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static bool classof(const VEMCExpr *) { return true; }
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static VariantKind parseVariantKind(StringRef name);
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static bool printVariantKind(raw_ostream &OS, VariantKind Kind);
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static void printVariantKindSuffix(raw_ostream &OS, VariantKind Kind);
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static VE::Fixups getFixupKind(VariantKind Kind);
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};
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} // namespace llvm
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#endif
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