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//===--- Builtins.h - Builtin function header -------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Chris Lattner and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines enum values for all the target-independent builtin
// functions.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_AST_BUILTINS_H
#define LLVM_CLANG_AST_BUILTINS_H
#include <cstring>
namespace clang {
class TargetInfo;
class IdentifierTable;
class ASTContext;
class QualType;
namespace Builtin {
enum ID {
NotBuiltin = 0, // This is not a builtin function.
#define BUILTIN(ID, TYPE, ATTRS) BI##ID,
#include "clang/AST/Builtins.def"
FirstTSBuiltin
};
struct Info {
const char *Name, *Type, *Attributes;
bool operator==(const Info &RHS) const {
return !strcmp(Name, RHS.Name) &&
!strcmp(Type, RHS.Type) &&
!strcmp(Attributes, RHS.Attributes);
}
bool operator!=(const Info &RHS) const { return !(*this == RHS); }
};
/// Builtin::Context - This holds information about target-independent and
/// target-specific builtins, allowing easy queries by clients.
class Context {
const Info *TSRecords;
unsigned NumTSRecords;
public:
Context() : TSRecords(0), NumTSRecords(0) {}
/// InitializeBuiltins - Mark the identifiers for all the builtins with their
/// appropriate builtin ID # and mark any non-portable builtin identifiers as
/// such.
void InitializeBuiltins(IdentifierTable &Table, const TargetInfo &Target);
/// Builtin::GetName - Return the identifier name for the specified builtin,
/// e.g. "__builtin_abs".
const char *GetName(unsigned ID) const {
return GetRecord(ID).Name;
}
/// GetBuiltinType - Return the type for the specified builtin.
QualType GetBuiltinType(unsigned ID, ASTContext &Context) const;
private:
const Info &GetRecord(unsigned ID) const;
};
}
} // end namespace clang
#endif
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