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https://github.com/jeremysrand/llvm-65816.git
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66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
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//===-- llvm/Target/TargetIntrinsicInfo.h - Instruction Info ----*- 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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//
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// This file describes the target intrinsic instructions to the code generator.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TARGET_TARGETINTRINSICINFO_H
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#define LLVM_TARGET_TARGETINTRINSICINFO_H
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#include "llvm/Support/Compiler.h"
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#include <string>
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namespace llvm {
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class Function;
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class Module;
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class Type;
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//---------------------------------------------------------------------------
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///
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/// TargetIntrinsicInfo - Interface to description of machine instruction set
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///
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class TargetIntrinsicInfo {
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TargetIntrinsicInfo(const TargetIntrinsicInfo &) LLVM_DELETED_FUNCTION;
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void operator=(const TargetIntrinsicInfo &) LLVM_DELETED_FUNCTION;
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public:
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TargetIntrinsicInfo();
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virtual ~TargetIntrinsicInfo();
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/// Return the name of a target intrinsic, e.g. "llvm.bfin.ssync".
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/// The Tys and numTys parameters are for intrinsics with overloaded types
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/// (e.g., those using iAny or fAny). For a declaration for an overloaded
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/// intrinsic, Tys should point to an array of numTys pointers to Type,
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/// and must provide exactly one type for each overloaded type in the
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/// intrinsic.
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virtual std::string getName(unsigned IID, Type **Tys = 0,
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unsigned numTys = 0) const = 0;
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/// Look up target intrinsic by name. Return intrinsic ID or 0 for unknown
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/// names.
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virtual unsigned lookupName(const char *Name, unsigned Len) const =0;
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/// Return the target intrinsic ID of a function, or 0.
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virtual unsigned getIntrinsicID(Function *F) const;
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/// Returns true if the intrinsic can be overloaded.
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virtual bool isOverloaded(unsigned IID) const = 0;
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/// Create or insert an LLVM Function declaration for an intrinsic,
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/// and return it. The Tys and numTys are for intrinsics with overloaded
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/// types. See above for more information.
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virtual Function *getDeclaration(Module *M, unsigned ID, Type **Tys = 0,
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unsigned numTys = 0) const = 0;
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};
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} // End llvm namespace
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#endif
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