1 //====- SparcMCExpr.h - Sparc specific MC expression classes --*- C++ -*-=====//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 // This file describes Sparc-specific MCExprs, used for modifiers like
10 // "%hi" or "%lo" etc.,
12 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_LIB_TARGET_SPARC_MCTARGETDESC_SPARCMCEXPR_H
15 #define LLVM_LIB_TARGET_SPARC_MCTARGETDESC_SPARCMCEXPR_H
17 #include "SparcFixupKinds.h"
18 #include "llvm/MC/MCExpr.h"
23 class SparcMCExpr : public MCTargetExpr {
46 VK_Sparc_TLS_LDM_HI22,
47 VK_Sparc_TLS_LDM_LO10,
49 VK_Sparc_TLS_LDM_CALL,
50 VK_Sparc_TLS_LDO_HIX22,
51 VK_Sparc_TLS_LDO_LOX10,
58 VK_Sparc_TLS_LE_HIX22,
63 const VariantKind Kind;
66 explicit SparcMCExpr(VariantKind Kind, const MCExpr *Expr)
67 : Kind(Kind), Expr(Expr) {}
70 /// @name Construction
73 static const SparcMCExpr *create(VariantKind Kind, const MCExpr *Expr,
79 /// getOpcode - Get the kind of this expression.
80 VariantKind getKind() const { return Kind; }
82 /// getSubExpr - Get the child of this expression.
83 const MCExpr *getSubExpr() const { return Expr; }
85 /// getFixupKind - Get the fixup kind of this expression.
86 Sparc::Fixups getFixupKind() const { return getFixupKind(Kind); }
89 void printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const override;
90 bool evaluateAsRelocatableImpl(MCValue &Res,
91 const MCAsmLayout *Layout,
92 const MCFixup *Fixup) const override;
93 void visitUsedExpr(MCStreamer &Streamer) const override;
94 MCFragment *findAssociatedFragment() const override {
95 return getSubExpr()->findAssociatedFragment();
98 void fixELFSymbolsInTLSFixups(MCAssembler &Asm) const override;
100 static bool classof(const MCExpr *E) {
101 return E->getKind() == MCExpr::Target;
104 static bool classof(const SparcMCExpr *) { return true; }
106 static VariantKind parseVariantKind(StringRef name);
107 static bool printVariantKind(raw_ostream &OS, VariantKind Kind);
108 static Sparc::Fixups getFixupKind(VariantKind Kind);
111 } // end namespace llvm.