lib/Target/NVPTX/MCTargetDesc/NVPTXBaseInfo.h

   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 LLVM_LIB_TARGET_NVPTX_MCTARGETDESC_NVPTXBASEINFO_H
  18 #define LLVM_LIB_TARGET_NVPTX_MCTARGETDESC_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 namespace NVPTXII {
  88 enum {
  89   // These must be kept in sync with TSFlags in NVPTXInstrFormats.td
  90   IsTexFlag = 0x80,
  91   IsSuldMask = 0x300,
  92   IsSuldShift = 8,
  93   IsSustFlag = 0x400,
  94   IsSurfTexQueryFlag = 0x800,
  95   IsTexModeUnifiedFlag = 0x1000
  96 };
  97 }
  98 }
  99
 100 #endif