Coverage Report

Created: 2018-07-19 03:59

/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/include/llvm/MC/MCExpr.h
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//===- MCExpr.h - Assembly Level Expressions --------------------*- 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_MC_MCEXPR_H
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#define LLVM_MC_MCEXPR_H
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/Support/SMLoc.h"
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#include <cstdint>
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namespace llvm {
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class MCAsmInfo;
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class MCAsmLayout;
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class MCAssembler;
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class MCContext;
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class MCFixup;
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class MCFragment;
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class MCSection;
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class MCStreamer;
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class MCSymbol;
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class MCValue;
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class raw_ostream;
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class StringRef;
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using SectionAddrMap = DenseMap<const MCSection *, uint64_t>;
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/// Base class for the full range of assembler expressions which are
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/// needed for parsing.
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class MCExpr {
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public:
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  enum ExprKind {
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    Binary,    ///< Binary expressions.
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    Constant,  ///< Constant expressions.
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    SymbolRef, ///< References to labels and assigned expressions.
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    Unary,     ///< Unary expressions.
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    Target     ///< Target specific expression.
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  };
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private:
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  ExprKind Kind;
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  SMLoc Loc;
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  bool evaluateAsAbsolute(int64_t &Res, const MCAssembler *Asm,
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                          const MCAsmLayout *Layout,
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                          const SectionAddrMap *Addrs) const;
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  bool evaluateAsAbsolute(int64_t &Res, const MCAssembler *Asm,
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                          const MCAsmLayout *Layout,
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                          const SectionAddrMap *Addrs, bool InSet) const;
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protected:
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16.1M
  explicit MCExpr(ExprKind Kind, SMLoc Loc) : Kind(Kind), Loc(Loc) {}
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  bool evaluateAsRelocatableImpl(MCValue &Res, const MCAssembler *Asm,
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                                 const MCAsmLayout *Layout,
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                                 const MCFixup *Fixup,
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                                 const SectionAddrMap *Addrs, bool InSet) const;
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public:
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  MCExpr(const MCExpr &) = delete;
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  MCExpr &operator=(const MCExpr &) = delete;
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  /// \name Accessors
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  /// @{
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73
56.3M
  ExprKind getKind() const { return Kind; }
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11
  SMLoc getLoc() const { return Loc; }
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  /// @}
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  /// \name Utility Methods
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  /// @{
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  void print(raw_ostream &OS, const MCAsmInfo *MAI,
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             bool InParens = false) const;
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  void dump() const;
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  /// @}
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  /// \name Expression Evaluation
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  /// @{
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  /// Try to evaluate the expression to an absolute value.
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  ///
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  /// \param Res - The absolute value, if evaluation succeeds.
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  /// \param Layout - The assembler layout object to use for evaluating symbol
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  /// values. If not given, then only non-symbolic expressions will be
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  /// evaluated.
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  /// \return - True on success.
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  bool evaluateAsAbsolute(int64_t &Res, const MCAsmLayout &Layout,
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                          const SectionAddrMap &Addrs) const;
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  bool evaluateAsAbsolute(int64_t &Res) const;
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  bool evaluateAsAbsolute(int64_t &Res, const MCAssembler &Asm) const;
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  bool evaluateAsAbsolute(int64_t &Res, const MCAssembler *Asm) const;
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  bool evaluateAsAbsolute(int64_t &Res, const MCAsmLayout &Layout) const;
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  bool evaluateKnownAbsolute(int64_t &Res, const MCAsmLayout &Layout) const;
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  /// Try to evaluate the expression to a relocatable value, i.e. an
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  /// expression of the fixed form (a - b + constant).
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  ///
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  /// \param Res - The relocatable value, if evaluation succeeds.
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  /// \param Layout - The assembler layout object to use for evaluating values.
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  /// \param Fixup - The Fixup object if available.
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  /// \return - True on success.
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  bool evaluateAsRelocatable(MCValue &Res, const MCAsmLayout *Layout,
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                             const MCFixup *Fixup) const;
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  /// Try to evaluate the expression to the form (a - b + constant) where
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  /// neither a nor b are variables.
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  ///
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  /// This is a more aggressive variant of evaluateAsRelocatable. The intended
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  /// use is for when relocations are not available, like the .size directive.
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  bool evaluateAsValue(MCValue &Res, const MCAsmLayout &Layout) const;
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  /// Find the "associated section" for this expression, which is
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  /// currently defined as the absolute section for constants, or
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  /// otherwise the section associated with the first defined symbol in the
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  /// expression.
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  MCFragment *findAssociatedFragment() const;
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  /// @}
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};
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10.9k
inline raw_ostream &operator<<(raw_ostream &OS, const MCExpr &E) {
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10.9k
  E.print(OS, nullptr);
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10.9k
  return OS;
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10.9k
}
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////  Represent a constant integer expression.
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class MCConstantExpr : public MCExpr {
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  int64_t Value;
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  explicit MCConstantExpr(int64_t Value)
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3.05M
      : MCExpr(MCExpr::Constant, SMLoc()), Value(Value) {}
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public:
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  /// \name Construction
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  /// @{
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  static const MCConstantExpr *create(int64_t Value, MCContext &Ctx);
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  /// @}
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  /// \name Accessors
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  /// @{
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4.83M
  int64_t getValue() const { return Value; }
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  /// @}
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9.68M
  static bool classof(const MCExpr *E) {
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9.68M
    return E->getKind() == MCExpr::Constant;
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9.68M
  }
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};
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///  Represent a reference to a symbol from inside an expression.
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///
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/// A symbol reference in an expression may be a use of a label, a use of an
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/// assembler variable (defined constant), or constitute an implicit definition
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/// of the symbol as external.
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class MCSymbolRefExpr : public MCExpr {
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public:
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  enum VariantKind : uint16_t {
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    VK_None,
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    VK_Invalid,
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    VK_GOT,
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    VK_GOTOFF,
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    VK_GOTREL,
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    VK_GOTPCREL,
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    VK_GOTTPOFF,
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    VK_INDNTPOFF,
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    VK_NTPOFF,
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    VK_GOTNTPOFF,
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    VK_PLT,
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    VK_TLSGD,
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    VK_TLSLD,
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    VK_TLSLDM,
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    VK_TPOFF,
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    VK_DTPOFF,
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    VK_TLSCALL,   // symbol(tlscall)
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    VK_TLSDESC,   // symbol(tlsdesc)
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    VK_TLVP,      // Mach-O thread local variable relocations
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    VK_TLVPPAGE,
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    VK_TLVPPAGEOFF,
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    VK_PAGE,
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    VK_PAGEOFF,
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    VK_GOTPAGE,
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    VK_GOTPAGEOFF,
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    VK_SECREL,
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    VK_SIZE,      // symbol@SIZE
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    VK_WEAKREF,   // The link between the symbols in .weakref foo, bar
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    VK_X86_ABS8,
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    VK_ARM_NONE,
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    VK_ARM_GOT_PREL,
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    VK_ARM_TARGET1,
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    VK_ARM_TARGET2,
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    VK_ARM_PREL31,
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    VK_ARM_SBREL,          // symbol(sbrel)
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    VK_ARM_TLSLDO,         // symbol(tlsldo)
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    VK_ARM_TLSDESCSEQ,
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    VK_AVR_NONE,
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    VK_AVR_LO8,
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    VK_AVR_HI8,
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    VK_AVR_HLO8,
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    VK_AVR_DIFF8,
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    VK_AVR_DIFF16,
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    VK_AVR_DIFF32,
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    VK_PPC_LO,             // symbol@l
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    VK_PPC_HI,             // symbol@h
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    VK_PPC_HA,             // symbol@ha
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    VK_PPC_HIGH,           // symbol@high
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    VK_PPC_HIGHA,          // symbol@higha
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    VK_PPC_HIGHER,         // symbol@higher
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    VK_PPC_HIGHERA,        // symbol@highera
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    VK_PPC_HIGHEST,        // symbol@highest
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    VK_PPC_HIGHESTA,       // symbol@highesta
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    VK_PPC_GOT_LO,         // symbol@got@l
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    VK_PPC_GOT_HI,         // symbol@got@h
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    VK_PPC_GOT_HA,         // symbol@got@ha
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    VK_PPC_TOCBASE,        // symbol@tocbase
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    VK_PPC_TOC,            // symbol@toc
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    VK_PPC_TOC_LO,         // symbol@toc@l
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    VK_PPC_TOC_HI,         // symbol@toc@h
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    VK_PPC_TOC_HA,         // symbol@toc@ha
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    VK_PPC_DTPMOD,         // symbol@dtpmod
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    VK_PPC_TPREL_LO,       // symbol@tprel@l
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    VK_PPC_TPREL_HI,       // symbol@tprel@h
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    VK_PPC_TPREL_HA,       // symbol@tprel@ha
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    VK_PPC_TPREL_HIGH,     // symbol@tprel@high
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    VK_PPC_TPREL_HIGHA,    // symbol@tprel@higha
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    VK_PPC_TPREL_HIGHER,   // symbol@tprel@higher
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    VK_PPC_TPREL_HIGHERA,  // symbol@tprel@highera
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    VK_PPC_TPREL_HIGHEST,  // symbol@tprel@highest
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    VK_PPC_TPREL_HIGHESTA, // symbol@tprel@highesta
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    VK_PPC_DTPREL_LO,      // symbol@dtprel@l
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    VK_PPC_DTPREL_HI,      // symbol@dtprel@h
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    VK_PPC_DTPREL_HA,      // symbol@dtprel@ha
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    VK_PPC_DTPREL_HIGH,    // symbol@dtprel@high
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    VK_PPC_DTPREL_HIGHA,   // symbol@dtprel@higha
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    VK_PPC_DTPREL_HIGHER,  // symbol@dtprel@higher
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    VK_PPC_DTPREL_HIGHERA, // symbol@dtprel@highera
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    VK_PPC_DTPREL_HIGHEST, // symbol@dtprel@highest
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    VK_PPC_DTPREL_HIGHESTA,// symbol@dtprel@highesta
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    VK_PPC_GOT_TPREL,      // symbol@got@tprel
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    VK_PPC_GOT_TPREL_LO,   // symbol@got@tprel@l
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    VK_PPC_GOT_TPREL_HI,   // symbol@got@tprel@h
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    VK_PPC_GOT_TPREL_HA,   // symbol@got@tprel@ha
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    VK_PPC_GOT_DTPREL,     // symbol@got@dtprel
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    VK_PPC_GOT_DTPREL_LO,  // symbol@got@dtprel@l
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    VK_PPC_GOT_DTPREL_HI,  // symbol@got@dtprel@h
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    VK_PPC_GOT_DTPREL_HA,  // symbol@got@dtprel@ha
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    VK_PPC_TLS,            // symbol@tls
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    VK_PPC_GOT_TLSGD,      // symbol@got@tlsgd
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    VK_PPC_GOT_TLSGD_LO,   // symbol@got@tlsgd@l
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    VK_PPC_GOT_TLSGD_HI,   // symbol@got@tlsgd@h
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    VK_PPC_GOT_TLSGD_HA,   // symbol@got@tlsgd@ha
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    VK_PPC_TLSGD,          // symbol@tlsgd
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    VK_PPC_GOT_TLSLD,      // symbol@got@tlsld
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    VK_PPC_GOT_TLSLD_LO,   // symbol@got@tlsld@l
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    VK_PPC_GOT_TLSLD_HI,   // symbol@got@tlsld@h
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    VK_PPC_GOT_TLSLD_HA,   // symbol@got@tlsld@ha
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    VK_PPC_TLSLD,          // symbol@tlsld
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    VK_PPC_LOCAL,          // symbol@local
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    VK_COFF_IMGREL32, // symbol@imgrel (image-relative)
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    VK_Hexagon_PCREL,
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    VK_Hexagon_LO16,
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    VK_Hexagon_HI16,
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    VK_Hexagon_GPREL,
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    VK_Hexagon_GD_GOT,
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    VK_Hexagon_LD_GOT,
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    VK_Hexagon_GD_PLT,
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    VK_Hexagon_LD_PLT,
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    VK_Hexagon_IE,
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    VK_Hexagon_IE_GOT,
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    VK_WebAssembly_FUNCTION, // Function table index, rather than virtual addr
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    VK_WebAssembly_TYPEINDEX,// Type table index
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    VK_AMDGPU_GOTPCREL32_LO, // symbol@gotpcrel32@lo
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    VK_AMDGPU_GOTPCREL32_HI, // symbol@gotpcrel32@hi
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    VK_AMDGPU_REL32_LO,      // symbol@rel32@lo
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    VK_AMDGPU_REL32_HI,      // symbol@rel32@hi
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    VK_AMDGPU_REL64,         // symbol@rel64
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    VK_TPREL,
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    VK_DTPREL
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  };
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private:
302
  /// The symbol reference modifier.
303
  const VariantKind Kind;
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305
  /// Specifies how the variant kind should be printed.
306
  const unsigned UseParensForSymbolVariant : 1;
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  // FIXME: Remove this bit.
309
  const unsigned HasSubsectionsViaSymbols : 1;
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311
  /// The symbol being referenced.
312
  const MCSymbol *Symbol;
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314
  explicit MCSymbolRefExpr(const MCSymbol *Symbol, VariantKind Kind,
315
                           const MCAsmInfo *MAI, SMLoc Loc = SMLoc());
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public:
318
  /// \name Construction
319
  /// @{
320
321
4.18M
  static const MCSymbolRefExpr *create(const MCSymbol *Symbol, MCContext &Ctx) {
322
4.18M
    return MCSymbolRefExpr::create(Symbol, VK_None, Ctx);
323
4.18M
  }
324
325
  static const MCSymbolRefExpr *create(const MCSymbol *Symbol, VariantKind Kind,
326
                                       MCContext &Ctx, SMLoc Loc = SMLoc());
327
  static const MCSymbolRefExpr *create(StringRef Name, VariantKind Kind,
328
                                       MCContext &Ctx);
329
330
  /// @}
331
  /// \name Accessors
332
  /// @{
333
334
66.0M
  const MCSymbol &getSymbol() const { return *Symbol; }
335
336
18.1M
  VariantKind getKind() const { return Kind; }
337
338
  void printVariantKind(raw_ostream &OS) const;
339
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1.44M
  bool hasSubsectionsViaSymbols() const { return HasSubsectionsViaSymbols; }
341
342
  /// @}
343
  /// \name Static Utility Functions
344
  /// @{
345
346
  static StringRef getVariantKindName(VariantKind Kind);
347
348
  static VariantKind getVariantKindForName(StringRef Name);
349
350
  /// @}
351
352
1.68M
  static bool classof(const MCExpr *E) {
353
1.68M
    return E->getKind() == MCExpr::SymbolRef;
354
1.68M
  }
355
};
356
357
/// Unary assembler expressions.
358
class MCUnaryExpr : public MCExpr {
359
public:
360
  enum Opcode {
361
    LNot,  ///< Logical negation.
362
    Minus, ///< Unary minus.
363
    Not,   ///< Bitwise negation.
364
    Plus   ///< Unary plus.
365
  };
366
367
private:
368
  Opcode Op;
369
  const MCExpr *Expr;
370
371
  MCUnaryExpr(Opcode Op, const MCExpr *Expr, SMLoc Loc)
372
19.8k
      : MCExpr(MCExpr::Unary, Loc), Op(Op), Expr(Expr) {}
373
374
public:
375
  /// \name Construction
376
  /// @{
377
378
  static const MCUnaryExpr *create(Opcode Op, const MCExpr *Expr,
379
                                   MCContext &Ctx, SMLoc Loc = SMLoc());
380
381
4
  static const MCUnaryExpr *createLNot(const MCExpr *Expr, MCContext &Ctx, SMLoc Loc = SMLoc()) {
382
4
    return create(LNot, Expr, Ctx, Loc);
383
4
  }
384
385
19.7k
  static const MCUnaryExpr *createMinus(const MCExpr *Expr, MCContext &Ctx, SMLoc Loc = SMLoc()) {
386
19.7k
    return create(Minus, Expr, Ctx, Loc);
387
19.7k
  }
388
389
148
  static const MCUnaryExpr *createNot(const MCExpr *Expr, MCContext &Ctx, SMLoc Loc = SMLoc()) {
390
148
    return create(Not, Expr, Ctx, Loc);
391
148
  }
392
393
19
  static const MCUnaryExpr *createPlus(const MCExpr *Expr, MCContext &Ctx, SMLoc Loc = SMLoc()) {
394
19
    return create(Plus, Expr, Ctx, Loc);
395
19
  }
396
397
  /// @}
398
  /// \name Accessors
399
  /// @{
400
401
  /// Get the kind of this unary expression.
402
19.9k
  Opcode getOpcode() const { return Op; }
403
404
  /// Get the child of this unary expression.
405
19.9k
  const MCExpr *getSubExpr() const { return Expr; }
406
407
  /// @}
408
409
6
  static bool classof(const MCExpr *E) {
410
6
    return E->getKind() == MCExpr::Unary;
411
6
  }
412
};
413
414
/// Binary assembler expressions.
415
class MCBinaryExpr : public MCExpr {
416
public:
417
  enum Opcode {
418
    Add,  ///< Addition.
419
    And,  ///< Bitwise and.
420
    Div,  ///< Signed division.
421
    EQ,   ///< Equality comparison.
422
    GT,   ///< Signed greater than comparison (result is either 0 or some
423
          ///< target-specific non-zero value)
424
    GTE,  ///< Signed greater than or equal comparison (result is either 0 or
425
          ///< some target-specific non-zero value).
426
    LAnd, ///< Logical and.
427
    LOr,  ///< Logical or.
428
    LT,   ///< Signed less than comparison (result is either 0 or
429
          ///< some target-specific non-zero value).
430
    LTE,  ///< Signed less than or equal comparison (result is either 0 or
431
          ///< some target-specific non-zero value).
432
    Mod,  ///< Signed remainder.
433
    Mul,  ///< Multiplication.
434
    NE,   ///< Inequality comparison.
435
    Or,   ///< Bitwise or.
436
    Shl,  ///< Shift left.
437
    AShr, ///< Arithmetic shift right.
438
    LShr, ///< Logical shift right.
439
    Sub,  ///< Subtraction.
440
    Xor   ///< Bitwise exclusive or.
441
  };
442
443
private:
444
  Opcode Op;
445
  const MCExpr *LHS, *RHS;
446
447
  MCBinaryExpr(Opcode Op, const MCExpr *LHS, const MCExpr *RHS,
448
               SMLoc Loc = SMLoc())
449
2.81M
      : MCExpr(MCExpr::Binary, Loc), Op(Op), LHS(LHS), RHS(RHS) {}
450
451
public:
452
  /// \name Construction
453
  /// @{
454
455
  static const MCBinaryExpr *create(Opcode Op, const MCExpr *LHS,
456
                                    const MCExpr *RHS, MCContext &Ctx,
457
                                    SMLoc Loc = SMLoc());
458
459
  static const MCBinaryExpr *createAdd(const MCExpr *LHS, const MCExpr *RHS,
460
578k
                                       MCContext &Ctx) {
461
578k
    return create(Add, LHS, RHS, Ctx);
462
578k
  }
463
464
  static const MCBinaryExpr *createAnd(const MCExpr *LHS, const MCExpr *RHS,
465
12
                                       MCContext &Ctx) {
466
12
    return create(And, LHS, RHS, Ctx);
467
12
  }
468
469
  static const MCBinaryExpr *createDiv(const MCExpr *LHS, const MCExpr *RHS,
470
4.63k
                                       MCContext &Ctx) {
471
4.63k
    return create(Div, LHS, RHS, Ctx);
472
4.63k
  }
473
474
  static const MCBinaryExpr *createEQ(const MCExpr *LHS, const MCExpr *RHS,
475
                                      MCContext &Ctx) {
476
    return create(EQ, LHS, RHS, Ctx);
477
  }
478
479
  static const MCBinaryExpr *createGT(const MCExpr *LHS, const MCExpr *RHS,
480
                                      MCContext &Ctx) {
481
    return create(GT, LHS, RHS, Ctx);
482
  }
483
484
  static const MCBinaryExpr *createGTE(const MCExpr *LHS, const MCExpr *RHS,
485
                                       MCContext &Ctx) {
486
    return create(GTE, LHS, RHS, Ctx);
487
  }
488
489
  static const MCBinaryExpr *createLAnd(const MCExpr *LHS, const MCExpr *RHS,
490
                                        MCContext &Ctx) {
491
    return create(LAnd, LHS, RHS, Ctx);
492
  }
493
494
  static const MCBinaryExpr *createLOr(const MCExpr *LHS, const MCExpr *RHS,
495
                                       MCContext &Ctx) {
496
    return create(LOr, LHS, RHS, Ctx);
497
  }
498
499
  static const MCBinaryExpr *createLT(const MCExpr *LHS, const MCExpr *RHS,
500
                                      MCContext &Ctx) {
501
    return create(LT, LHS, RHS, Ctx);
502
  }
503
504
  static const MCBinaryExpr *createLTE(const MCExpr *LHS, const MCExpr *RHS,
505
                                       MCContext &Ctx) {
506
    return create(LTE, LHS, RHS, Ctx);
507
  }
508
509
  static const MCBinaryExpr *createMod(const MCExpr *LHS, const MCExpr *RHS,
510
0
                                       MCContext &Ctx) {
511
0
    return create(Mod, LHS, RHS, Ctx);
512
0
  }
513
514
  static const MCBinaryExpr *createMul(const MCExpr *LHS, const MCExpr *RHS,
515
1
                                       MCContext &Ctx) {
516
1
    return create(Mul, LHS, RHS, Ctx);
517
1
  }
518
519
  static const MCBinaryExpr *createNE(const MCExpr *LHS, const MCExpr *RHS,
520
                                      MCContext &Ctx) {
521
    return create(NE, LHS, RHS, Ctx);
522
  }
523
524
  static const MCBinaryExpr *createOr(const MCExpr *LHS, const MCExpr *RHS,
525
0
                                      MCContext &Ctx) {
526
0
    return create(Or, LHS, RHS, Ctx);
527
0
  }
528
529
  static const MCBinaryExpr *createShl(const MCExpr *LHS, const MCExpr *RHS,
530
0
                                       MCContext &Ctx) {
531
0
    return create(Shl, LHS, RHS, Ctx);
532
0
  }
533
534
  static const MCBinaryExpr *createAShr(const MCExpr *LHS, const MCExpr *RHS,
535
                                       MCContext &Ctx) {
536
    return create(AShr, LHS, RHS, Ctx);
537
  }
538
539
  static const MCBinaryExpr *createLShr(const MCExpr *LHS, const MCExpr *RHS,
540
5
                                       MCContext &Ctx) {
541
5
    return create(LShr, LHS, RHS, Ctx);
542
5
  }
543
544
  static const MCBinaryExpr *createSub(const MCExpr *LHS, const MCExpr *RHS,
545
673k
                                       MCContext &Ctx) {
546
673k
    return create(Sub, LHS, RHS, Ctx);
547
673k
  }
548
549
  static const MCBinaryExpr *createXor(const MCExpr *LHS, const MCExpr *RHS,
550
0
                                       MCContext &Ctx) {
551
0
    return create(Xor, LHS, RHS, Ctx);
552
0
  }
553
554
  /// @}
555
  /// \name Accessors
556
  /// @{
557
558
  /// Get the kind of this binary expression.
559
9.15M
  Opcode getOpcode() const { return Op; }
560
561
  /// Get the left-hand side expression of the binary operator.
562
10.6M
  const MCExpr *getLHS() const { return LHS; }
563
564
  /// Get the right-hand side expression of the binary operator.
565
10.6M
  const MCExpr *getRHS() const { return RHS; }
566
567
  /// @}
568
569
14.0k
  static bool classof(const MCExpr *E) {
570
14.0k
    return E->getKind() == MCExpr::Binary;
571
14.0k
  }
572
};
573
574
/// This is an extension point for target-specific MCExpr subclasses to
575
/// implement.
576
///
577
/// NOTE: All subclasses are required to have trivial destructors because
578
/// MCExprs are bump pointer allocated and not destructed.
579
class MCTargetExpr : public MCExpr {
580
  virtual void anchor();
581
582
protected:
583
137k
  MCTargetExpr() : MCExpr(Target, SMLoc()) {}
584
0
  virtual ~MCTargetExpr() = default;
585
586
public:
587
  virtual void printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const = 0;
588
  virtual bool evaluateAsRelocatableImpl(MCValue &Res,
589
                                         const MCAsmLayout *Layout,
590
                                         const MCFixup *Fixup) const = 0;
591
  // This should be set when assigned expressions are not valid ".set"
592
  // expressions, e.g. registers, and must be inlined.
593
0
  virtual bool inlineAssignedExpr() const { return false; }
594
  virtual void visitUsedExpr(MCStreamer& Streamer) const = 0;
595
  virtual MCFragment *findAssociatedFragment() const = 0;
596
597
  virtual void fixELFSymbolsInTLSFixups(MCAssembler &) const = 0;
598
599
5.23k
  static bool classof(const MCExpr *E) {
600
5.23k
    return E->getKind() == MCExpr::Target;
601
5.23k
  }
602
};
603
604
} // end namespace llvm
605
606
#endif // LLVM_MC_MCEXPR_H