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1 //===-- NVPTXBaseInfo.h - Top-level definitions for NVPTX -------*- 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 // This file contains small standalone helper functions and enum definitions for
11 // the NVPTX target useful for the compiler back-end and the MC libraries.
12 // As such, it deliberately does not include references to LLVM core
13 // code gen types, passes, etc..
14 //
15 //===----------------------------------------------------------------------===//
16 
17 #ifndef NVPTXBASEINFO_H
18 #define NVPTXBASEINFO_H
19 
20 namespace llvm {
21 
22 enum AddressSpace {
23   ADDRESS_SPACE_GENERIC = 0,
24   ADDRESS_SPACE_GLOBAL = 1,
25   ADDRESS_SPACE_SHARED = 3,
26   ADDRESS_SPACE_CONST = 4,
27   ADDRESS_SPACE_LOCAL = 5,
28 
29   // NVVM Internal
30   ADDRESS_SPACE_PARAM = 101
31 };
32 
33 enum PropertyAnnotation {
34   PROPERTY_MAXNTID_X = 0,
35   PROPERTY_MAXNTID_Y,
36   PROPERTY_MAXNTID_Z,
37   PROPERTY_REQNTID_X,
38   PROPERTY_REQNTID_Y,
39   PROPERTY_REQNTID_Z,
40   PROPERTY_MINNCTAPERSM,
41   PROPERTY_ISTEXTURE,
42   PROPERTY_ISSURFACE,
43   PROPERTY_ISSAMPLER,
44   PROPERTY_ISREADONLY_IMAGE_PARAM,
45   PROPERTY_ISWRITEONLY_IMAGE_PARAM,
46   PROPERTY_ISREADWRITE_IMAGE_PARAM,
47   PROPERTY_ISKERNEL_FUNCTION,
48   PROPERTY_ALIGN,
49   PROPERTY_MANAGED,
50 
51   // last property
52   PROPERTY_LAST
53 };
54 
55 const unsigned AnnotationNameLen = 9; // length of each annotation name
56 const char PropertyAnnotationNames[PROPERTY_LAST + 1][AnnotationNameLen + 1] = {
57   "maxntidx",                         // PROPERTY_MAXNTID_X
58   "maxntidy",                         // PROPERTY_MAXNTID_Y
59   "maxntidz",                         // PROPERTY_MAXNTID_Z
60   "reqntidx",                         // PROPERTY_REQNTID_X
61   "reqntidy",                         // PROPERTY_REQNTID_Y
62   "reqntidz",                         // PROPERTY_REQNTID_Z
63   "minctasm",                         // PROPERTY_MINNCTAPERSM
64   "texture",                          // PROPERTY_ISTEXTURE
65   "surface",                          // PROPERTY_ISSURFACE
66   "sampler",                          // PROPERTY_ISSAMPLER
67   "rdoimage",                         // PROPERTY_ISREADONLY_IMAGE_PARAM
68   "wroimage",                         // PROPERTY_ISWRITEONLY_IMAGE_PARAM
69   "rdwrimage",                        // PROPERTY_ISREADWRITE_IMAGE_PARAM
70   "kernel",                           // PROPERTY_ISKERNEL_FUNCTION
71   "align",                            // PROPERTY_ALIGN
72   "managed",                          // PROPERTY_MANAGED
73 
74               // last property
75   "proplast", // PROPERTY_LAST
76 };
77 
78 // name of named metadata used for global annotations
79 #if defined(__GNUC__)
80 // As this is declared to be static but some of the .cpp files that
81 // include NVVM.h do not use this array, gcc gives a warning when
82 // compiling those .cpp files, hence __attribute__((unused)).
83 __attribute__((unused))
84 #endif
85     static const char *NamedMDForAnnotations = "nvvm.annotations";
86 
87 }
88 
89 #endif
90