//===-- llvm/Instrinsics.h - LLVM Intrinsic Function Handling ---*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines a set of enums which allow processing of intrinsic
// functions.  Values of these enum types are returned by
// Function::getIntrinsicID.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_INTRINSICS_H
#define LLVM_INTRINSICS_H

namespace llvm {

class Type;
class FunctionType;
class Function;
class Module;
class ParamAttrsList;

/// Intrinsic Namespace - This namespace contains an enum with a value for
/// every intrinsic/builtin function known by LLVM.  These enum values are
/// returned by Function::getIntrinsicID().
///
namespace Intrinsic {
  enum ID {
    not_intrinsic = 0,   // Must be zero

    // Get the intrinsic enums generated from Intrinsics.td
#define GET_INTRINSIC_ENUM_VALUES
#include "llvm/Intrinsics.gen"    
#undef GET_INTRINSIC_ENUM_VALUES
    , num_intrinsics
  };
  
  /// Intrinsic::getName(ID) - Return the LLVM name for an intrinsic, such as
  /// "llvm.ppc.altivec.lvx".
  std::string getName(ID id, const Type **Tys = 0, unsigned numTys = 0);
  
  /// Intrinsic::getType(ID) - Return the function type for an intrinsic.
  ///
  const FunctionType *getType(ID id, const Type **Tys = 0, unsigned numTys = 0);

  /// Intrinsic::getParamAttrs(ID) - Return the attributes for an intrinsic.
  ///
  const ParamAttrsList *getParamAttrs(ID id);

  /// Intrinsic::getDeclaration(M, ID) - Create or insert an LLVM Function
  /// declaration for an intrinsic, and return it.
  Function *getDeclaration(Module *M, ID id, const Type **Tys = 0, 
                           unsigned numTys = 0);
  
} // End Intrinsic namespace

} // End llvm namespace

#endif
