forked from OSchip/llvm-project
61 lines
2.1 KiB
C++
61 lines
2.1 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 was developed by Chris Lattner and is distributed under
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// the University of Illinois Open Source 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 instruction.
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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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/// ArgTypes - The type primitive enum value for the return value and all
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/// of the arguments. These are things like Type::UIntTyID.
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std::vector<std::string> ArgTypes;
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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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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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