src/gallium/state_trackers/clover/core/module.hpp

   1 //
   2 // Copyright 2012 Francisco Jerez
   3 //
   4 // Permission is hereby granted, free of charge, to any person obtaining a
   5 // copy of this software and associated documentation files (the "Software"),
   6 // to deal in the Software without restriction, including without limitation
   7 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 // and/or sell copies of the Software, and to permit persons to whom the
   9 // Software is furnished to do so, subject to the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be included in
  12 // all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 // OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 // OTHER DEALINGS IN THE SOFTWARE.
  21 //
  22
  23 #ifndef CLOVER_CORE_MODULE_HPP
  24 #define CLOVER_CORE_MODULE_HPP
  25
  26 #include "util/compat.hpp"
  27
  28 namespace clover {
  29    struct module {
  30       typedef uint32_t resource_id;
  31       typedef uint32_t size_t;
  32
  33       struct section {
  34          enum type {
  35             text,
  36             data_constant,
  37             data_global,
  38             data_local,
  39             data_private
  40          };
  41
  42          section(resource_id id, enum type type, size_t size,
  43                  const compat::vector<char> &data) :
  44                  id(id), type(type), size(size), data(data) { }
  45          section() : id(0), type(text), size(0), data() { }
  46
  47          resource_id id;
  48          type type;
  49          size_t size;
  50          compat::vector<char> data;
  51       };
  52
  53       struct argument {
  54          enum type {
  55             scalar,
  56             constant,
  57             global,
  58             local,
  59             image2d_rd,
  60             image2d_wr,
  61             image3d_rd,
  62             image3d_wr,
  63             sampler
  64          };
  65
  66          enum ext_type {
  67             zero_ext,
  68             sign_ext
  69          };
  70
  71          argument(enum type type, size_t size,
  72                   size_t target_size, size_t target_align,
  73                   enum ext_type ext_type) :
  74             type(type), size(size),
  75             target_size(target_size), target_align(target_align),
  76             ext_type(ext_type) { }
  77
  78          argument(enum type type, size_t size) :
  79             type(type), size(size),
  80             target_size(size), target_align(1),
  81             ext_type(zero_ext) { }
  82
  83          argument() : type(scalar), size(0),
  84                       target_size(0), target_align(1),
  85                       ext_type(zero_ext) { }
  86
  87          type type;
  88          size_t size;
  89          size_t target_size;
  90          size_t target_align;
  91          ext_type ext_type;
  92       };
  93
  94       struct symbol {
  95          symbol(const compat::vector<char> &name, resource_id section,
  96                 size_t offset, const compat::vector<argument> &args) :
  97                 name(name), section(section), offset(offset), args(args) { }
  98          symbol() : name(), section(0), offset(0), args() { }
  99
 100          compat::vector<char> name;
 101          resource_id section;
 102          size_t offset;
 103          compat::vector<argument> args;
 104       };
 105
 106       void serialize(compat::ostream &os) const;
 107       static module deserialize(compat::istream &is);
 108       size_t size() const;
 109
 110       compat::vector<symbol> syms;
 111       compat::vector<section> secs;
 112    };
 113 }
 114
 115 #endif