src/intel/vulkan/anv_extensions_gen.py

   1 COPYRIGHT = """\
   2 /*
   3  * Copyright 2017 Intel Corporation
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the
   7  * "Software"), to deal in the Software without restriction, including
   8  * without limitation the rights to use, copy, modify, merge, publish,
   9  * distribute, sub license, and/or sell copies of the Software, and to
  10  * permit persons to whom the Software is furnished to do so, subject to
  11  * the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the
  14  * next paragraph) shall be included in all copies or substantial portions
  15  * of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  20  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  21  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  22  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  23  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  */
  25 """
  26
  27 import argparse
  28 import xml.etree.cElementTree as et
  29
  30 from mako.template import Template
  31
  32 from anv_extensions import *
  33
  34 platform_defines = []
  35
  36 def _init_exts_from_xml(xml):
  37     """ Walk the Vulkan XML and fill out extra extension information. """
  38
  39     xml = et.parse(xml)
  40
  41     ext_name_map = {}
  42     for ext in EXTENSIONS:
  43         ext_name_map[ext.name] = ext
  44
  45     # KHR_display is missing from the list.
  46     platform_defines.append('VK_USE_PLATFORM_DISPLAY_KHR')
  47     for platform in xml.findall('./platforms/platform'):
  48         platform_defines.append(platform.attrib['protect'])
  49
  50     for ext_elem in xml.findall('.extensions/extension'):
  51         ext_name = ext_elem.attrib['name']
  52         if ext_name not in ext_name_map:
  53             continue
  54
  55         ext = ext_name_map[ext_name]
  56         ext.type = ext_elem.attrib['type']
  57
  58 _TEMPLATE_H = Template(COPYRIGHT + """
  59
  60 #ifndef ANV_EXTENSIONS_H
  61 #define ANV_EXTENSIONS_H
  62
  63 #include "stdbool.h"
  64
  65 #include "perf/gen_perf.h"
  66
  67 #define ANV_INSTANCE_EXTENSION_COUNT ${len(instance_extensions)}
  68
  69 extern const VkExtensionProperties anv_instance_extensions[];
  70
  71 struct anv_instance_extension_table {
  72    union {
  73       bool extensions[ANV_INSTANCE_EXTENSION_COUNT];
  74       struct {
  75 %for ext in instance_extensions:
  76          bool ${ext.name[3:]};
  77 %endfor
  78       };
  79    };
  80 };
  81
  82 extern const struct anv_instance_extension_table anv_instance_extensions_supported;
  83
  84
  85 #define ANV_DEVICE_EXTENSION_COUNT ${len(device_extensions)}
  86
  87 extern const VkExtensionProperties anv_device_extensions[];
  88
  89 struct anv_device_extension_table {
  90    union {
  91       bool extensions[ANV_DEVICE_EXTENSION_COUNT];
  92       struct {
  93 %for ext in device_extensions:
  94         bool ${ext.name[3:]};
  95 %endfor
  96       };
  97    };
  98 };
  99
 100 struct anv_physical_device;
 101
 102 void
 103 anv_physical_device_get_supported_extensions(const struct anv_physical_device *device,
 104                                              struct anv_device_extension_table *extensions);
 105
 106 #endif /* ANV_EXTENSIONS_H */
 107 """)
 108
 109 _TEMPLATE_C = Template(COPYRIGHT + """
 110 #include "anv_private.h"
 111
 112 #include "vk_util.h"
 113
 114 /* Convert the VK_USE_PLATFORM_* defines to booleans */
 115 %for platform_define in platform_defines:
 116 #ifdef ${platform_define}
 117 #   undef ${platform_define}
 118 #   define ${platform_define} true
 119 #else
 120 #   define ${platform_define} false
 121 #endif
 122 %endfor
 123
 124 /* And ANDROID too */
 125 #ifdef ANDROID
 126 #   undef ANDROID
 127 #   define ANDROID true
 128 #else
 129 #   define ANDROID false
 130 #   define ANDROID_API_LEVEL 0
 131 #endif
 132
 133 #define ANV_HAS_SURFACE (VK_USE_PLATFORM_WAYLAND_KHR || \\
 134                          VK_USE_PLATFORM_XCB_KHR || \\
 135                          VK_USE_PLATFORM_XLIB_KHR || \\
 136                          VK_USE_PLATFORM_DISPLAY_KHR)
 137
 138 static const uint32_t MAX_API_VERSION = ${MAX_API_VERSION.c_vk_version()};
 139
 140 VkResult anv_EnumerateInstanceVersion(
 141     uint32_t*                                   pApiVersion)
 142 {
 143     *pApiVersion = MAX_API_VERSION;
 144     return VK_SUCCESS;
 145 }
 146
 147 const VkExtensionProperties anv_instance_extensions[ANV_INSTANCE_EXTENSION_COUNT] = {
 148 %for ext in instance_extensions:
 149    {"${ext.name}", ${ext.ext_version}},
 150 %endfor
 151 };
 152
 153 const struct anv_instance_extension_table anv_instance_extensions_supported = {
 154 %for ext in instance_extensions:
 155    .${ext.name[3:]} = ${get_extension_condition(ext.name, ext.enable)},
 156 %endfor
 157 };
 158
 159 uint32_t
 160 anv_physical_device_api_version(struct anv_physical_device *device)
 161 {
 162     uint32_t version = 0;
 163
 164     uint32_t override = vk_get_version_override();
 165     if (override)
 166         return MIN2(override, MAX_API_VERSION);
 167
 168 %for version in API_VERSIONS:
 169     if (!(${version.enable}))
 170         return version;
 171     version = ${version.version.c_vk_version()};
 172
 173 %endfor
 174     return version;
 175 }
 176
 177 const VkExtensionProperties anv_device_extensions[ANV_DEVICE_EXTENSION_COUNT] = {
 178 %for ext in device_extensions:
 179    {"${ext.name}", ${ext.ext_version}},
 180 %endfor
 181 };
 182
 183 void
 184 anv_physical_device_get_supported_extensions(const struct anv_physical_device *device,
 185                                              struct anv_device_extension_table *extensions)
 186 {
 187    *extensions = (struct anv_device_extension_table) {
 188 %for ext in device_extensions:
 189       .${ext.name[3:]} = ${get_extension_condition(ext.name, ext.enable)},
 190 %endfor
 191    };
 192 }
 193 """)
 194
 195 if __name__ == '__main__':
 196     parser = argparse.ArgumentParser()
 197     parser.add_argument('--out-c', help='Output C file.')
 198     parser.add_argument('--out-h', help='Output H file.')
 199     parser.add_argument('--xml',
 200                         help='Vulkan API XML file.',
 201                         required=True,
 202                         action='append',
 203                         dest='xml_files')
 204     args = parser.parse_args()
 205
 206     for filename in args.xml_files:
 207         _init_exts_from_xml(filename)
 208
 209     for ext in EXTENSIONS:
 210         assert ext.type == 'instance' or ext.type == 'device'
 211
 212     template_env = {
 213         'API_VERSIONS': API_VERSIONS,
 214         'MAX_API_VERSION': MAX_API_VERSION,
 215         'instance_extensions': [e for e in EXTENSIONS if e.type == 'instance'],
 216         'device_extensions': [e for e in EXTENSIONS if e.type == 'device'],
 217         'platform_defines': platform_defines,
 218         'get_extension_condition': get_extension_condition,
 219     }
 220
 221     if args.out_h:
 222         with open(args.out_h, 'w') as f:
 223             f.write(_TEMPLATE_H.render(**template_env))
 224
 225     if args.out_c:
 226         with open(args.out_c, 'w') as f:
 227             f.write(_TEMPLATE_C.render(**template_env))