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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_CONST_NOT_GEN = 2, // Not part of generic space
     26   ADDRESS_SPACE_SHARED = 3,
     27   ADDRESS_SPACE_CONST = 4,
     28   ADDRESS_SPACE_LOCAL = 5,
     29 
     30   // NVVM Internal
     31   ADDRESS_SPACE_PARAM = 101
     32 };
     33 
     34 enum PropertyAnnotation {
     35   PROPERTY_MAXNTID_X = 0,
     36   PROPERTY_MAXNTID_Y,
     37   PROPERTY_MAXNTID_Z,
     38   PROPERTY_REQNTID_X,
     39   PROPERTY_REQNTID_Y,
     40   PROPERTY_REQNTID_Z,
     41   PROPERTY_MINNCTAPERSM,
     42   PROPERTY_ISTEXTURE,
     43   PROPERTY_ISSURFACE,
     44   PROPERTY_ISSAMPLER,
     45   PROPERTY_ISREADONLY_IMAGE_PARAM,
     46   PROPERTY_ISWRITEONLY_IMAGE_PARAM,
     47   PROPERTY_ISKERNEL_FUNCTION,
     48   PROPERTY_ALIGN,
     49 
     50   // last property
     51   PROPERTY_LAST
     52 };
     53 
     54 const unsigned AnnotationNameLen = 8; // length of each annotation name
     55 const char
     56 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   "kernel",                 // PROPERTY_ISKERNEL_FUNCTION
     70   "align",                  // PROPERTY_ALIGN
     71 
     72   // last property
     73   "proplast",               // PROPERTY_LAST
     74 };
     75 
     76 // name of named metadata used for global annotations
     77 #if defined(__GNUC__)
     78 // As this is declared to be static but some of the .cpp files that
     79 // include NVVM.h do not use this array, gcc gives a warning when
     80 // compiling those .cpp files, hence __attribute__((unused)).
     81 __attribute__((unused))
     82 #endif
     83 static const char* NamedMDForAnnotations = "nvvm.annotations";
     84 
     85 }
     86 
     87 
     88 #endif
     89