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      1 //===--- AddressSpaces.h - Language-specific address spaces -----*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 ///
     10 /// \file
     11 /// \brief Provides definitions for the various language-specific address
     12 /// spaces.
     13 ///
     14 //===----------------------------------------------------------------------===//
     15 
     16 #ifndef LLVM_CLANG_BASIC_ADDRESSSPACES_H
     17 #define LLVM_CLANG_BASIC_ADDRESSSPACES_H
     18 
     19 namespace clang {
     20 
     21 namespace LangAS {
     22 
     23 /// \brief Defines the set of possible language-specific address spaces.
     24 ///
     25 /// This uses a high starting offset so as not to conflict with any address
     26 /// space used by a target.
     27 enum ID {
     28   Offset = 0x7FFF00,
     29 
     30   opencl_global = Offset,
     31   opencl_local,
     32   opencl_constant,
     33   opencl_generic,
     34 
     35   cuda_device,
     36   cuda_constant,
     37   cuda_shared,
     38 
     39   Last,
     40   Count = Last-Offset
     41 };
     42 
     43 /// The type of a lookup table which maps from language-specific address spaces
     44 /// to target-specific ones.
     45 typedef unsigned Map[Count];
     46 
     47 }
     48 
     49 }
     50 
     51 #endif
     52