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annotate include/llvm/Support/CBindingWrapping.h @ 0:95c75e76d11b

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
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children 54457678186b
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1 //===- llvm/Support/CBindingWrapph.h - C Interface Wrapping -----*- C++ -*-===//
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2 //
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9 //
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10 // This file declares the wrapping macros for the C interface.
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11 //
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12 //===----------------------------------------------------------------------===//
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13
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14 #ifndef LLVM_C_BINDING_WRAPPING_H
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15 #define LLVM_C_BINDING_WRAPPING_H
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16
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17 #include "llvm/Support/Casting.h"
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18
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19 #define DEFINE_SIMPLE_CONVERSION_FUNCTIONS(ty, ref) \
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20 inline ty *unwrap(ref P) { \
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21 return reinterpret_cast<ty*>(P); \
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22 } \
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23 \
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24 inline ref wrap(const ty *P) { \
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25 return reinterpret_cast<ref>(const_cast<ty*>(P)); \
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26 }
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27
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28 #define DEFINE_ISA_CONVERSION_FUNCTIONS(ty, ref) \
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29 DEFINE_SIMPLE_CONVERSION_FUNCTIONS(ty, ref) \
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30 \
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31 template<typename T> \
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32 inline T *unwrap(ref P) { \
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33 return cast<T>(unwrap(P)); \
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34 }
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35
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36 #define DEFINE_STDCXX_CONVERSION_FUNCTIONS(ty, ref) \
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37 DEFINE_SIMPLE_CONVERSION_FUNCTIONS(ty, ref) \
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38 \
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39 template<typename T> \
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40 inline T *unwrap(ref P) { \
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41 T *Q = (T*)unwrap(P); \
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42 assert(Q && "Invalid cast!"); \
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43 return Q; \
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44 }
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45
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46 #endif