1193323Sed//===-- llvm/Target/TargetIntrinsicInfo.h - Instruction Info ----*- C++ -*-===// 2193323Sed// 3193323Sed// The LLVM Compiler Infrastructure 4193323Sed// 5193323Sed// This file is distributed under the University of Illinois Open Source 6193323Sed// License. See LICENSE.TXT for details. 7193323Sed// 8193323Sed//===----------------------------------------------------------------------===// 9193323Sed// 10193323Sed// This file describes the target intrinsic instructions to the code generator. 11193323Sed// 12193323Sed//===----------------------------------------------------------------------===// 13193323Sed 14193323Sed#ifndef LLVM_TARGET_TARGETINTRINSICINFO_H 15193323Sed#define LLVM_TARGET_TARGETINTRINSICINFO_H 16193323Sed 17245431Sdim#include "llvm/Support/Compiler.h" 18198953Srdivacky#include <string> 19198953Srdivacky 20193323Sednamespace llvm { 21193323Sed 22193323Sedclass Function; 23193323Sedclass Module; 24193323Sedclass Type; 25193323Sed 26193323Sed//--------------------------------------------------------------------------- 27193323Sed/// 28193323Sed/// TargetIntrinsicInfo - Interface to description of machine instruction set 29193323Sed/// 30193323Sedclass TargetIntrinsicInfo { 31245431Sdim TargetIntrinsicInfo(const TargetIntrinsicInfo &) LLVM_DELETED_FUNCTION; 32245431Sdim void operator=(const TargetIntrinsicInfo &) LLVM_DELETED_FUNCTION; 33193323Sedpublic: 34198396Srdivacky TargetIntrinsicInfo(); 35193323Sed virtual ~TargetIntrinsicInfo(); 36193323Sed 37198396Srdivacky /// Return the name of a target intrinsic, e.g. "llvm.bfin.ssync". 38198953Srdivacky /// The Tys and numTys parameters are for intrinsics with overloaded types 39198953Srdivacky /// (e.g., those using iAny or fAny). For a declaration for an overloaded 40198953Srdivacky /// intrinsic, Tys should point to an array of numTys pointers to Type, 41198953Srdivacky /// and must provide exactly one type for each overloaded type in the 42198953Srdivacky /// intrinsic. 43226890Sdim virtual std::string getName(unsigned IID, Type **Tys = 0, 44198953Srdivacky unsigned numTys = 0) const = 0; 45193323Sed 46198396Srdivacky /// Look up target intrinsic by name. Return intrinsic ID or 0 for unknown 47198396Srdivacky /// names. 48198396Srdivacky virtual unsigned lookupName(const char *Name, unsigned Len) const =0; 49193323Sed 50198396Srdivacky /// Return the target intrinsic ID of a function, or 0. 51198396Srdivacky virtual unsigned getIntrinsicID(Function *F) const; 52198953Srdivacky 53198953Srdivacky /// Returns true if the intrinsic can be overloaded. 54198953Srdivacky virtual bool isOverloaded(unsigned IID) const = 0; 55198953Srdivacky 56198953Srdivacky /// Create or insert an LLVM Function declaration for an intrinsic, 57198953Srdivacky /// and return it. The Tys and numTys are for intrinsics with overloaded 58198953Srdivacky /// types. See above for more information. 59226890Sdim virtual Function *getDeclaration(Module *M, unsigned ID, Type **Tys = 0, 60198953Srdivacky unsigned numTys = 0) const = 0; 61193323Sed}; 62193323Sed 63193323Sed} // End llvm namespace 64193323Sed 65193323Sed#endif 66