llvm-6502/include/llvm/Intrinsics.h
2009-02-05 01:49:45 +00:00

75 lines
2.4 KiB
C++

//===-- llvm/Instrinsics.h - LLVM Intrinsic Function Handling ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file 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
#include <string>
namespace llvm {
class Type;
class FunctionType;
class Function;
class Module;
class AttrListPtr;
/// 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::getAttributes(ID) - Return the attributes for an intrinsic.
///
AttrListPtr getAttributes(ID id);
/// Intrinsic::getDeclaration(M, ID) - Create or insert an LLVM Function
/// declaration for an intrinsic, and return it.
///
/// The Tys and numTys parameters are for intrinsics with overloaded types
/// (i.e., those using iAny or fAny). For a declaration for an overloaded
/// intrinsic, Tys should point to an array of numTys pointers to Type,
/// and must provide exactly one type for each overloaded type in the
/// intrinsic.
Function *getDeclaration(Module *M, ID id, const Type **Tys = 0,
unsigned numTys = 0);
/// Map a GCC builtin name to an intrinsic ID.
ID getIntrinsicForGCCBuiltin(const char *Prefix, const char *BuiltinName);
} // End Intrinsic namespace
} // End llvm namespace
#endif