61 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			61 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
//===- CodeGenIntrinsic.h - Intrinsic Class Wrapper ------------*- 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 defines a wrapper class for the 'Intrinsic' TableGen class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef CODEGEN_INTRINSIC_H
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#define CODEGEN_INTRINSIC_H
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#include <string>
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#include <vector>
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#include "llvm/CodeGen/ValueTypes.h"
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namespace llvm {
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  class Record;
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  class RecordKeeper;
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  class CodeGenTarget;
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  struct CodeGenIntrinsic {
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    Record *TheDef;            // The actual record defining this intrinsic.
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    std::string Name;          // The name of the LLVM function "llvm.bswap.i32"
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    std::string EnumName;      // The name of the enum "bswap_i32"
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    std::string GCCBuiltinName;// Name of the corresponding GCC builtin, or "".
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    std::string TargetPrefix;  // Target prefix, e.g. "ppc" for t-s intrinsics.
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    /// ArgVTs - The MVT::ValueType for each argument type.  Note that this list
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    /// is only populated when in the context of a target .td file.  When
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    /// building Intrinsics.td, this isn't available, because we don't know the
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    /// target pointer size.
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    std::vector<MVT::ValueType> ArgVTs;
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    /// ArgTypeDefs - The records for each argument type.
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    ///
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    std::vector<Record*> ArgTypeDefs;
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    // Memory mod/ref behavior of this intrinsic.
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    enum {
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      NoMem, ReadArgMem, ReadMem, WriteArgMem, WriteMem
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    } ModRef;
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    // This is set to true if the intrinsic is overloaded by its argument
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    // types.
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    bool isOverloaded;
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    CodeGenIntrinsic(Record *R, CodeGenTarget *CGT);
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  };
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  /// LoadIntrinsics - Read all of the intrinsics defined in the specified
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  /// .td file.
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  std::vector<CodeGenIntrinsic> LoadIntrinsics(const RecordKeeper &RC);
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}
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#endif
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