Warning: That file was not part of the compilation database. It may have many parsing errors.

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/// 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#include <cassert>
20
21namespace clang {
22
23/// Defines the address space values used by the address space qualifier
24/// of QualType.
25///
26enum class LangAS : unsigned {
27 // The default value 0 is the value used in QualType for the situation
28 // where there is no address space qualifier.
29 Default = 0,
30
31 // OpenCL specific address spaces.
32 // In OpenCL each l-value must have certain non-default address space, each
33 // r-value must have no address space (i.e. the default address space). The
34 // pointee of a pointer must have non-default address space.
35 opencl_global,
36 opencl_local,
37 opencl_constant,
38 opencl_private,
39 opencl_generic,
40
41 // CUDA specific address spaces.
42 cuda_device,
43 cuda_constant,
44 cuda_shared,
45
46 // This denotes the count of language-specific address spaces and also
47 // the offset added to the target-specific address spaces, which are usually
48 // specified by address space attributes __attribute__(address_space(n))).
49 FirstTargetAddressSpace
50};
51
52/// The type of a lookup table which maps from language-specific address spaces
53/// to target-specific ones.
54using LangASMap = unsigned[(unsigned)LangAS::FirstTargetAddressSpace];
55
56/// \return whether \p AS is a target-specific address space rather than a
57/// clang AST address space
58inline bool isTargetAddressSpace(LangAS AS) {
59 return (unsigned)AS >= (unsigned)LangAS::FirstTargetAddressSpace;
60}
61
62inline unsigned toTargetAddressSpace(LangAS AS) {
63 assert(isTargetAddressSpace(AS));
64 return (unsigned)AS - (unsigned)LangAS::FirstTargetAddressSpace;
65}
66
67inline LangAS getLangASFromTargetAS(unsigned TargetAS) {
68 return static_cast<LangAS>((TargetAS) +
69 (unsigned)LangAS::FirstTargetAddressSpace);
70}
71
72} // namespace clang
73
74#endif // LLVM_CLANG_BASIC_ADDRESSSPACES_H
75

Warning: That file was not part of the compilation database. It may have many parsing errors.