#ifndef LLVM_MC_MCEXPR_H
#define LLVM_MC_MCEXPR_H
+#include "llvm/ADT/DenseMap.h"
#include "llvm/Support/Casting.h"
-#include "llvm/System/DataTypes.h"
+#include "llvm/Support/DataTypes.h"
namespace llvm {
class MCAsmInfo;
class MCAsmLayout;
+class MCAssembler;
class MCContext;
+class MCFixup;
+class MCFragment;
+class MCSection;
+class MCStreamer;
class MCSymbol;
class MCValue;
class raw_ostream;
class StringRef;
+typedef DenseMap<const MCSection *, uint64_t> SectionAddrMap;
-/// MCExpr - Base class for the full range of assembler expressions which are
+/// \brief Base class for the full range of assembler expressions which are
/// needed for parsing.
class MCExpr {
public:
private:
ExprKind Kind;
- MCExpr(const MCExpr&); // DO NOT IMPLEMENT
- void operator=(const MCExpr&); // DO NOT IMPLEMENT
+ MCExpr(const MCExpr&) = delete;
+ void operator=(const MCExpr&) = delete;
+
+ bool evaluateAsAbsolute(int64_t &Res, const MCAssembler *Asm,
+ const MCAsmLayout *Layout,
+ const SectionAddrMap *Addrs) const;
+
+ bool evaluateAsAbsolute(int64_t &Res, const MCAssembler *Asm,
+ const MCAsmLayout *Layout,
+ const SectionAddrMap *Addrs, bool InSet) const;
protected:
- explicit MCExpr(ExprKind _Kind) : Kind(_Kind) {}
+ explicit MCExpr(ExprKind Kind) : Kind(Kind) {}
+
+ bool evaluateAsRelocatableImpl(MCValue &Res, const MCAssembler *Asm,
+ const MCAsmLayout *Layout,
+ const MCFixup *Fixup,
+ const SectionAddrMap *Addrs, bool InSet) const;
public:
- /// @name Accessors
+ /// \name Accessors
/// @{
ExprKind getKind() const { return Kind; }
/// @}
- /// @name Utility Methods
+ /// \name Utility Methods
/// @{
- void print(raw_ostream &OS) const;
+ void print(raw_ostream &OS, const MCAsmInfo *MAI) const;
void dump() const;
/// @}
- /// @name Expression Evaluation
+ /// \name Expression Evaluation
/// @{
- /// EvaluateAsAbsolute - Try to evaluate the expression to an absolute value.
+ /// \brief Try to evaluate the expression to an absolute value.
///
- /// @param Res - The absolute value, if evaluation succeeds.
- /// @param Layout - The assembler layout object to use for evaluating symbol
+ /// \param Res - The absolute value, if evaluation succeeds.
+ /// \param Layout - The assembler layout object to use for evaluating symbol
/// values. If not given, then only non-symbolic expressions will be
/// evaluated.
- /// @result - True on success.
- bool EvaluateAsAbsolute(int64_t &Res, MCAsmLayout *Layout = 0) const;
+ /// \return - True on success.
+ bool evaluateAsAbsolute(int64_t &Res, const MCAsmLayout &Layout,
+ const SectionAddrMap &Addrs) const;
+ bool evaluateAsAbsolute(int64_t &Res) const;
+ bool evaluateAsAbsolute(int64_t &Res, const MCAssembler &Asm) const;
+ bool evaluateAsAbsolute(int64_t &Res, const MCAsmLayout &Layout) const;
+
+ bool evaluateKnownAbsolute(int64_t &Res, const MCAsmLayout &Layout) const;
- /// EvaluateAsRelocatable - Try to evaluate the expression to a relocatable
- /// value, i.e. an expression of the fixed form (a - b + constant).
+ /// \brief Try to evaluate the expression to a relocatable value, i.e. an
+ /// expression of the fixed form (a - b + constant).
///
- /// @param Res - The relocatable value, if evaluation succeeds.
- /// @param Layout - The assembler layout object to use for evaluating values.
- /// @result - True on success.
- bool EvaluateAsRelocatable(MCValue &Res, MCAsmLayout *Layout = 0) const;
+ /// \param Res - The relocatable value, if evaluation succeeds.
+ /// \param Layout - The assembler layout object to use for evaluating values.
+ /// \param Fixup - The Fixup object if available.
+ /// \return - True on success.
+ bool evaluateAsRelocatable(MCValue &Res, const MCAsmLayout *Layout,
+ const MCFixup *Fixup) const;
+
+ /// \brief Try to evaluate the expression to the form (a - b + constant) where
+ /// neither a nor b are variables.
+ ///
+ /// This is a more aggressive variant of evaluateAsRelocatable. The intended
+ /// use is for when relocations are not available, like the .size directive.
+ bool evaluateAsValue(MCValue &Res, const MCAsmLayout &Layout) const;
- /// @}
+ /// \brief Find the "associated section" for this expression, which is
+ /// currently defined as the absolute section for constants, or
+ /// otherwise the section associated with the first defined symbol in the
+ /// expression.
+ MCFragment *findAssociatedFragment() const;
- static bool classof(const MCExpr *) { return true; }
+ /// @}
};
-
+
inline raw_ostream &operator<<(raw_ostream &OS, const MCExpr &E) {
- E.print(OS);
+ E.print(OS, nullptr);
return OS;
}
-//// MCConstantExpr - Represent a constant integer expression.
+//// \brief Represent a constant integer expression.
class MCConstantExpr : public MCExpr {
int64_t Value;
- explicit MCConstantExpr(int64_t _Value)
- : MCExpr(MCExpr::Constant), Value(_Value) {}
+ explicit MCConstantExpr(int64_t Value)
+ : MCExpr(MCExpr::Constant), Value(Value) {}
public:
- /// @name Construction
+ /// \name Construction
/// @{
- static const MCConstantExpr *Create(int64_t Value, MCContext &Ctx);
+ static const MCConstantExpr *create(int64_t Value, MCContext &Ctx);
/// @}
- /// @name Accessors
+ /// \name Accessors
/// @{
int64_t getValue() const { return Value; }
static bool classof(const MCExpr *E) {
return E->getKind() == MCExpr::Constant;
}
- static bool classof(const MCConstantExpr *) { return true; }
};
-/// MCSymbolRefExpr - Represent a reference to a symbol from inside an
-/// expression.
+/// \brief Represent a reference to a symbol from inside an expression.
///
/// A symbol reference in an expression may be a use of a label, a use of an
/// assembler variable (defined constant), or constitute an implicit definition
/// of the symbol as external.
class MCSymbolRefExpr : public MCExpr {
+public:
+ enum VariantKind : uint16_t {
+ VK_None,
+ VK_Invalid,
+
+ VK_GOT,
+ VK_GOTOFF,
+ VK_GOTPCREL,
+ VK_GOTTPOFF,
+ VK_INDNTPOFF,
+ VK_NTPOFF,
+ VK_GOTNTPOFF,
+ VK_PLT,
+ VK_TLSGD,
+ VK_TLSLD,
+ VK_TLSLDM,
+ VK_TPOFF,
+ VK_DTPOFF,
+ VK_TLVP, // Mach-O thread local variable relocations
+ VK_TLVPPAGE,
+ VK_TLVPPAGEOFF,
+ VK_PAGE,
+ VK_PAGEOFF,
+ VK_GOTPAGE,
+ VK_GOTPAGEOFF,
+ VK_SECREL,
+ VK_SIZE, // symbol@SIZE
+ VK_WEAKREF, // The link between the symbols in .weakref foo, bar
+
+ VK_ARM_NONE,
+ VK_ARM_GOT_PREL,
+ VK_ARM_TARGET1,
+ VK_ARM_TARGET2,
+ VK_ARM_PREL31,
+ VK_ARM_SBREL, // symbol(sbrel)
+ VK_ARM_TLSLDO, // symbol(tlsldo)
+ VK_ARM_TLSCALL, // symbol(tlscall)
+ VK_ARM_TLSDESC, // symbol(tlsdesc)
+ VK_ARM_TLSDESCSEQ,
+
+ VK_PPC_LO, // symbol@l
+ VK_PPC_HI, // symbol@h
+ VK_PPC_HA, // symbol@ha
+ VK_PPC_HIGHER, // symbol@higher
+ VK_PPC_HIGHERA, // symbol@highera
+ VK_PPC_HIGHEST, // symbol@highest
+ VK_PPC_HIGHESTA, // symbol@highesta
+ VK_PPC_GOT_LO, // symbol@got@l
+ VK_PPC_GOT_HI, // symbol@got@h
+ VK_PPC_GOT_HA, // symbol@got@ha
+ VK_PPC_TOCBASE, // symbol@tocbase
+ VK_PPC_TOC, // symbol@toc
+ VK_PPC_TOC_LO, // symbol@toc@l
+ VK_PPC_TOC_HI, // symbol@toc@h
+ VK_PPC_TOC_HA, // symbol@toc@ha
+ VK_PPC_DTPMOD, // symbol@dtpmod
+ VK_PPC_TPREL, // symbol@tprel
+ VK_PPC_TPREL_LO, // symbol@tprel@l
+ VK_PPC_TPREL_HI, // symbol@tprel@h
+ VK_PPC_TPREL_HA, // symbol@tprel@ha
+ VK_PPC_TPREL_HIGHER, // symbol@tprel@higher
+ VK_PPC_TPREL_HIGHERA, // symbol@tprel@highera
+ VK_PPC_TPREL_HIGHEST, // symbol@tprel@highest
+ VK_PPC_TPREL_HIGHESTA, // symbol@tprel@highesta
+ VK_PPC_DTPREL, // symbol@dtprel
+ VK_PPC_DTPREL_LO, // symbol@dtprel@l
+ VK_PPC_DTPREL_HI, // symbol@dtprel@h
+ VK_PPC_DTPREL_HA, // symbol@dtprel@ha
+ VK_PPC_DTPREL_HIGHER, // symbol@dtprel@higher
+ VK_PPC_DTPREL_HIGHERA, // symbol@dtprel@highera
+ VK_PPC_DTPREL_HIGHEST, // symbol@dtprel@highest
+ VK_PPC_DTPREL_HIGHESTA,// symbol@dtprel@highesta
+ VK_PPC_GOT_TPREL, // symbol@got@tprel
+ VK_PPC_GOT_TPREL_LO, // symbol@got@tprel@l
+ VK_PPC_GOT_TPREL_HI, // symbol@got@tprel@h
+ VK_PPC_GOT_TPREL_HA, // symbol@got@tprel@ha
+ VK_PPC_GOT_DTPREL, // symbol@got@dtprel
+ VK_PPC_GOT_DTPREL_LO, // symbol@got@dtprel@l
+ VK_PPC_GOT_DTPREL_HI, // symbol@got@dtprel@h
+ VK_PPC_GOT_DTPREL_HA, // symbol@got@dtprel@ha
+ VK_PPC_TLS, // symbol@tls
+ VK_PPC_GOT_TLSGD, // symbol@got@tlsgd
+ VK_PPC_GOT_TLSGD_LO, // symbol@got@tlsgd@l
+ VK_PPC_GOT_TLSGD_HI, // symbol@got@tlsgd@h
+ VK_PPC_GOT_TLSGD_HA, // symbol@got@tlsgd@ha
+ VK_PPC_TLSGD, // symbol@tlsgd
+ VK_PPC_GOT_TLSLD, // symbol@got@tlsld
+ VK_PPC_GOT_TLSLD_LO, // symbol@got@tlsld@l
+ VK_PPC_GOT_TLSLD_HI, // symbol@got@tlsld@h
+ VK_PPC_GOT_TLSLD_HA, // symbol@got@tlsld@ha
+ VK_PPC_TLSLD, // symbol@tlsld
+ VK_PPC_LOCAL, // symbol@local
+
+ VK_Mips_GPREL,
+ VK_Mips_GOT_CALL,
+ VK_Mips_GOT16,
+ VK_Mips_GOT,
+ VK_Mips_ABS_HI,
+ VK_Mips_ABS_LO,
+ VK_Mips_TLSGD,
+ VK_Mips_TLSLDM,
+ VK_Mips_DTPREL_HI,
+ VK_Mips_DTPREL_LO,
+ VK_Mips_GOTTPREL,
+ VK_Mips_TPREL_HI,
+ VK_Mips_TPREL_LO,
+ VK_Mips_GPOFF_HI,
+ VK_Mips_GPOFF_LO,
+ VK_Mips_GOT_DISP,
+ VK_Mips_GOT_PAGE,
+ VK_Mips_GOT_OFST,
+ VK_Mips_HIGHER,
+ VK_Mips_HIGHEST,
+ VK_Mips_GOT_HI16,
+ VK_Mips_GOT_LO16,
+ VK_Mips_CALL_HI16,
+ VK_Mips_CALL_LO16,
+ VK_Mips_PCREL_HI16,
+ VK_Mips_PCREL_LO16,
+
+ VK_COFF_IMGREL32, // symbol@imgrel (image-relative)
+
+ VK_Hexagon_PCREL,
+ VK_Hexagon_LO16,
+ VK_Hexagon_HI16,
+ VK_Hexagon_GPREL,
+ VK_Hexagon_GD_GOT,
+ VK_Hexagon_LD_GOT,
+ VK_Hexagon_GD_PLT,
+ VK_Hexagon_LD_PLT,
+ VK_Hexagon_IE,
+ VK_Hexagon_IE_GOT,
+ VK_TPREL,
+ VK_DTPREL
+ };
+
+private:
+ /// The symbol reference modifier.
+ const VariantKind Kind;
+
+ /// Specifies how the variant kind should be printed.
+ const unsigned UseParensForSymbolVariant : 1;
+
+ // FIXME: Remove this bit.
+ const unsigned HasSubsectionsViaSymbols : 1;
+
+ /// The symbol being referenced.
const MCSymbol *Symbol;
- explicit MCSymbolRefExpr(const MCSymbol *_Symbol)
- : MCExpr(MCExpr::SymbolRef), Symbol(_Symbol) {}
+ explicit MCSymbolRefExpr(const MCSymbol *Symbol, VariantKind Kind,
+ const MCAsmInfo *MAI);
public:
- /// @name Construction
+ /// \name Construction
/// @{
- static const MCSymbolRefExpr *Create(const MCSymbol *Symbol, MCContext &Ctx);
- static const MCSymbolRefExpr *Create(StringRef Name, MCContext &Ctx);
-
- /// CreateTemp - Create a reference to an assembler temporary label with the
- /// specified name.
- static const MCSymbolRefExpr *CreateTemp(StringRef Name, MCContext &Ctx);
+ static const MCSymbolRefExpr *create(const MCSymbol *Symbol, MCContext &Ctx) {
+ return MCSymbolRefExpr::create(Symbol, VK_None, Ctx);
+ }
+
+ static const MCSymbolRefExpr *create(const MCSymbol *Symbol, VariantKind Kind,
+ MCContext &Ctx);
+ static const MCSymbolRefExpr *create(StringRef Name, VariantKind Kind,
+ MCContext &Ctx);
/// @}
- /// @name Accessors
+ /// \name Accessors
/// @{
const MCSymbol &getSymbol() const { return *Symbol; }
+ VariantKind getKind() const { return Kind; }
+
+ void printVariantKind(raw_ostream &OS) const;
+
+ bool hasSubsectionsViaSymbols() const { return HasSubsectionsViaSymbols; }
+
+ /// @}
+ /// \name Static Utility Functions
+ /// @{
+
+ static StringRef getVariantKindName(VariantKind Kind);
+
+ static VariantKind getVariantKindForName(StringRef Name);
+
/// @}
static bool classof(const MCExpr *E) {
return E->getKind() == MCExpr::SymbolRef;
}
- static bool classof(const MCSymbolRefExpr *) { return true; }
};
-/// MCUnaryExpr - Unary assembler expressions.
+/// \brief Unary assembler expressions.
class MCUnaryExpr : public MCExpr {
public:
enum Opcode {
Opcode Op;
const MCExpr *Expr;
- MCUnaryExpr(Opcode _Op, const MCExpr *_Expr)
- : MCExpr(MCExpr::Unary), Op(_Op), Expr(_Expr) {}
+ MCUnaryExpr(Opcode Op, const MCExpr *Expr)
+ : MCExpr(MCExpr::Unary), Op(Op), Expr(Expr) {}
public:
- /// @name Construction
+ /// \name Construction
/// @{
- static const MCUnaryExpr *Create(Opcode Op, const MCExpr *Expr,
+ static const MCUnaryExpr *create(Opcode Op, const MCExpr *Expr,
MCContext &Ctx);
- static const MCUnaryExpr *CreateLNot(const MCExpr *Expr, MCContext &Ctx) {
- return Create(LNot, Expr, Ctx);
+ static const MCUnaryExpr *createLNot(const MCExpr *Expr, MCContext &Ctx) {
+ return create(LNot, Expr, Ctx);
}
- static const MCUnaryExpr *CreateMinus(const MCExpr *Expr, MCContext &Ctx) {
- return Create(Minus, Expr, Ctx);
+ static const MCUnaryExpr *createMinus(const MCExpr *Expr, MCContext &Ctx) {
+ return create(Minus, Expr, Ctx);
}
- static const MCUnaryExpr *CreateNot(const MCExpr *Expr, MCContext &Ctx) {
- return Create(Not, Expr, Ctx);
+ static const MCUnaryExpr *createNot(const MCExpr *Expr, MCContext &Ctx) {
+ return create(Not, Expr, Ctx);
}
- static const MCUnaryExpr *CreatePlus(const MCExpr *Expr, MCContext &Ctx) {
- return Create(Plus, Expr, Ctx);
+ static const MCUnaryExpr *createPlus(const MCExpr *Expr, MCContext &Ctx) {
+ return create(Plus, Expr, Ctx);
}
/// @}
- /// @name Accessors
+ /// \name Accessors
/// @{
- /// getOpcode - Get the kind of this unary expression.
+ /// \brief Get the kind of this unary expression.
Opcode getOpcode() const { return Op; }
- /// getSubExpr - Get the child of this unary expression.
+ /// \brief Get the child of this unary expression.
const MCExpr *getSubExpr() const { return Expr; }
/// @}
static bool classof(const MCExpr *E) {
return E->getKind() == MCExpr::Unary;
}
- static bool classof(const MCUnaryExpr *) { return true; }
};
-/// MCBinaryExpr - Binary assembler expressions.
+/// \brief Binary assembler expressions.
class MCBinaryExpr : public MCExpr {
public:
enum Opcode {
NE, ///< Inequality comparison.
Or, ///< Bitwise or.
Shl, ///< Shift left.
- Shr, ///< Shift right (arithmetic or logical, depending on target)
+ AShr, ///< Arithmetic shift right.
+ LShr, ///< Logical shift right.
Sub, ///< Subtraction.
Xor ///< Bitwise exclusive or.
};
Opcode Op;
const MCExpr *LHS, *RHS;
- MCBinaryExpr(Opcode _Op, const MCExpr *_LHS, const MCExpr *_RHS)
- : MCExpr(MCExpr::Binary), Op(_Op), LHS(_LHS), RHS(_RHS) {}
+ MCBinaryExpr(Opcode Op, const MCExpr *LHS, const MCExpr *RHS)
+ : MCExpr(MCExpr::Binary), Op(Op), LHS(LHS), RHS(RHS) {}
public:
- /// @name Construction
+ /// \name Construction
/// @{
- static const MCBinaryExpr *Create(Opcode Op, const MCExpr *LHS,
+ static const MCBinaryExpr *create(Opcode Op, const MCExpr *LHS,
const MCExpr *RHS, MCContext &Ctx);
- static const MCBinaryExpr *CreateAdd(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createAdd(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(Add, LHS, RHS, Ctx);
+ return create(Add, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateAnd(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createAnd(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(And, LHS, RHS, Ctx);
+ return create(And, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateDiv(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createDiv(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(Div, LHS, RHS, Ctx);
+ return create(Div, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateEQ(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createEQ(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(EQ, LHS, RHS, Ctx);
+ return create(EQ, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateGT(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createGT(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(GT, LHS, RHS, Ctx);
+ return create(GT, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateGTE(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createGTE(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(GTE, LHS, RHS, Ctx);
+ return create(GTE, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateLAnd(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createLAnd(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(LAnd, LHS, RHS, Ctx);
+ return create(LAnd, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateLOr(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createLOr(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(LOr, LHS, RHS, Ctx);
+ return create(LOr, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateLT(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createLT(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(LT, LHS, RHS, Ctx);
+ return create(LT, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateLTE(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createLTE(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(LTE, LHS, RHS, Ctx);
+ return create(LTE, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateMod(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createMod(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(Mod, LHS, RHS, Ctx);
+ return create(Mod, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateMul(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createMul(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(Mul, LHS, RHS, Ctx);
+ return create(Mul, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateNE(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createNE(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(NE, LHS, RHS, Ctx);
+ return create(NE, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateOr(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createOr(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(Or, LHS, RHS, Ctx);
+ return create(Or, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateShl(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createShl(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(Shl, LHS, RHS, Ctx);
+ return create(Shl, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateShr(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createAShr(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(Shr, LHS, RHS, Ctx);
+ return create(AShr, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateSub(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createLShr(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(Sub, LHS, RHS, Ctx);
+ return create(LShr, LHS, RHS, Ctx);
}
- static const MCBinaryExpr *CreateXor(const MCExpr *LHS, const MCExpr *RHS,
+ static const MCBinaryExpr *createSub(const MCExpr *LHS, const MCExpr *RHS,
MCContext &Ctx) {
- return Create(Xor, LHS, RHS, Ctx);
+ return create(Sub, LHS, RHS, Ctx);
+ }
+ static const MCBinaryExpr *createXor(const MCExpr *LHS, const MCExpr *RHS,
+ MCContext &Ctx) {
+ return create(Xor, LHS, RHS, Ctx);
}
/// @}
- /// @name Accessors
+ /// \name Accessors
/// @{
- /// getOpcode - Get the kind of this binary expression.
+ /// \brief Get the kind of this binary expression.
Opcode getOpcode() const { return Op; }
- /// getLHS - Get the left-hand side expression of the binary operator.
+ /// \brief Get the left-hand side expression of the binary operator.
const MCExpr *getLHS() const { return LHS; }
- /// getRHS - Get the right-hand side expression of the binary operator.
+ /// \brief Get the right-hand side expression of the binary operator.
const MCExpr *getRHS() const { return RHS; }
/// @}
static bool classof(const MCExpr *E) {
return E->getKind() == MCExpr::Binary;
}
- static bool classof(const MCBinaryExpr *) { return true; }
};
-/// MCTargetExpr - This is an extension point for target-specific MCExpr
-/// subclasses to implement.
+/// \brief This is an extension point for target-specific MCExpr subclasses to
+/// implement.
///
/// NOTE: All subclasses are required to have trivial destructors because
/// MCExprs are bump pointer allocated and not destructed.
class MCTargetExpr : public MCExpr {
- virtual void Anchor();
+ virtual void anchor();
protected:
MCTargetExpr() : MCExpr(Target) {}
virtual ~MCTargetExpr() {}
public:
-
- virtual void PrintImpl(raw_ostream &OS) const = 0;
- virtual bool EvaluateAsRelocatableImpl(MCValue &Res,
- MCAsmLayout *Layout) const = 0;
+ virtual void printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const = 0;
+ virtual bool evaluateAsRelocatableImpl(MCValue &Res,
+ const MCAsmLayout *Layout,
+ const MCFixup *Fixup) const = 0;
+ virtual void visitUsedExpr(MCStreamer& Streamer) const = 0;
+ virtual MCFragment *findAssociatedFragment() const = 0;
+
+ virtual void fixELFSymbolsInTLSFixups(MCAssembler &) const = 0;
-
static bool classof(const MCExpr *E) {
return E->getKind() == MCExpr::Target;
}
- static bool classof(const MCTargetExpr *) { return true; }
};
} // end namespace llvm