1 //====- SparcMCExpr.h - Sparc specific MC expression classes --*- C++ -*-=====//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes Sparc-specific MCExprs, used for modifiers like
11 // "%hi" or "%lo" etc.,
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_SPARCMCEXPR_H
16 #define LLVM_SPARCMCEXPR_H
18 #include "SparcFixupKinds.h"
19 #include "llvm/MC/MCExpr.h"
24 class SparcMCExpr : public MCTargetExpr {
45 VK_Sparc_TLS_LDM_HI22,
46 VK_Sparc_TLS_LDM_LO10,
48 VK_Sparc_TLS_LDM_CALL,
49 VK_Sparc_TLS_LDO_HIX22,
50 VK_Sparc_TLS_LDO_LOX10,
57 VK_Sparc_TLS_LE_HIX22,
62 const VariantKind Kind;
65 explicit SparcMCExpr(VariantKind _Kind, const MCExpr *_Expr)
66 : Kind(_Kind), Expr(_Expr) {}
69 /// @name Construction
72 static const SparcMCExpr *Create(VariantKind Kind, const MCExpr *Expr,
78 /// getOpcode - Get the kind of this expression.
79 VariantKind getKind() const { return Kind; }
81 /// getSubExpr - Get the child of this expression.
82 const MCExpr *getSubExpr() const { return Expr; }
84 /// getFixupKind - Get the fixup kind of this expression.
85 Sparc::Fixups getFixupKind() const { return getFixupKind(Kind); }
88 void PrintImpl(raw_ostream &OS) const override;
89 bool EvaluateAsRelocatableImpl(MCValue &Res,
90 const MCAsmLayout *Layout) const override;
91 void visitUsedExpr(MCStreamer &Streamer) const override;
92 const MCSection *FindAssociatedSection() const override {
93 return getSubExpr()->FindAssociatedSection();
96 void fixELFSymbolsInTLSFixups(MCAssembler &Asm) const override;
98 static bool classof(const MCExpr *E) {
99 return E->getKind() == MCExpr::Target;
102 static bool classof(const SparcMCExpr *) { return true; }
104 static VariantKind parseVariantKind(StringRef name);
105 static bool printVariantKind(raw_ostream &OS, VariantKind Kind);
106 static Sparc::Fixups getFixupKind(VariantKind Kind);
109 } // end namespace llvm.