From: Samuel Pitoiset Date: Mon, 11 May 2020 12:36:02 +0000 (+0200) Subject: vulkan: import common code for generating extensions X-Git-Url: https://git.libre-soc.org/?p=mesa.git;a=commitdiff_plain;h=bee8a57942787b4a7a2ca5c375d911288ee16cbe vulkan: import common code for generating extensions ANV and RADV have similar Python code for generating extensions and dispatch tables. Signed-off-by: Samuel Pitoiset Acked-by: Lionel Landwerlin Reviewed-by: Bas Nieuwenhuizen Reviewed-by: Eric Engestrom Part-of: --- diff --git a/src/vulkan/util/vk_extensions.py b/src/vulkan/util/vk_extensions.py new file mode 100644 index 00000000000..2f8b1a78462 --- /dev/null +++ b/src/vulkan/util/vk_extensions.py @@ -0,0 +1,175 @@ +import argparse +import copy +import re +import xml.etree.cElementTree as et + +def _bool_to_c_expr(b): + if b is True: + return 'true' + if b is False: + return 'false' + return b + +class Extension: + def __init__(self, name, ext_version, enable): + self.name = name + self.ext_version = int(ext_version) + self.enable = _bool_to_c_expr(enable) + +class ApiVersion: + def __init__(self, version, enable): + self.version = version + self.enable = _bool_to_c_expr(enable) + +class VkVersion: + def __init__(self, string): + split = string.split('.') + self.major = int(split[0]) + self.minor = int(split[1]) + if len(split) > 2: + assert len(split) == 3 + self.patch = int(split[2]) + else: + self.patch = None + + # Sanity check. The range bits are required by the definition of the + # VK_MAKE_VERSION macro + assert self.major < 1024 and self.minor < 1024 + assert self.patch is None or self.patch < 4096 + assert(str(self) == string) + + def __str__(self): + ver_list = [str(self.major), str(self.minor)] + if self.patch is not None: + ver_list.append(str(self.patch)) + return '.'.join(ver_list) + + def c_vk_version(self): + patch = self.patch if self.patch is not None else 0 + ver_list = [str(self.major), str(self.minor), str(patch)] + return 'VK_MAKE_VERSION(' + ', '.join(ver_list) + ')' + + def __int_ver(self): + # This is just an expansion of VK_VERSION + patch = self.patch if self.patch is not None else 0 + return (self.major << 22) | (self.minor << 12) | patch + + def __gt__(self, other): + # If only one of them has a patch version, "ignore" it by making + # other's patch version match self. + if (self.patch is None) != (other.patch is None): + other = copy.copy(other) + other.patch = self.patch + + return self.__int_ver() > other.__int_ver() + +def init_exts_from_xml(xml, extensions, platform_defines): + """ Walk the Vulkan XML and fill out extra extension information. """ + + xml = et.parse(xml) + + ext_name_map = {} + for ext in extensions: + ext_name_map[ext.name] = ext + + # KHR_display is missing from the list. + platform_defines.append('VK_USE_PLATFORM_DISPLAY_KHR') + for platform in xml.findall('./platforms/platform'): + platform_defines.append(platform.attrib['protect']) + + for ext_elem in xml.findall('.extensions/extension'): + ext_name = ext_elem.attrib['name'] + if ext_name not in ext_name_map: + continue + + ext = ext_name_map[ext_name] + ext.type = ext_elem.attrib['type'] + +# Mapping between extension name and the android version in which the extension +# was whitelisted in Android CTS. +allowed_android_version = { + # Allowed Instance KHR Extensions + "VK_KHR_surface": 26, + "VK_KHR_display": 26, + "VK_KHR_android_surface": 26, + "VK_KHR_mir_surface": 26, + "VK_KHR_wayland_surface": 26, + "VK_KHR_win32_surface": 26, + "VK_KHR_xcb_surface": 26, + "VK_KHR_xlib_surface": 26, + "VK_KHR_get_physical_device_properties2": 26, + "VK_KHR_get_surface_capabilities2": 26, + "VK_KHR_external_memory_capabilities": 28, + "VK_KHR_external_semaphore_capabilities": 28, + "VK_KHR_external_fence_capabilities": 28, + "VK_KHR_device_group_creation": 28, + "VK_KHR_get_display_properties2": 29, + "VK_KHR_surface_protected_capabilities": 29, + + # Allowed Device KHR Extensions + "VK_KHR_swapchain": 26, + "VK_KHR_display_swapchain": 26, + "VK_KHR_sampler_mirror_clamp_to_edge": 26, + "VK_KHR_shader_draw_parameters": 26, + "VK_KHR_shader_float_controls": 29, + "VK_KHR_shader_float16_int8": 29, + "VK_KHR_maintenance1": 26, + "VK_KHR_push_descriptor": 26, + "VK_KHR_descriptor_update_template": 26, + "VK_KHR_incremental_present": 26, + "VK_KHR_shared_presentable_image": 26, + "VK_KHR_storage_buffer_storage_class": 28, + "VK_KHR_8bit_storage": 29, + "VK_KHR_16bit_storage": 28, + "VK_KHR_get_memory_requirements2": 28, + "VK_KHR_external_memory": 28, + "VK_KHR_external_memory_fd": 28, + "VK_KHR_external_memory_win32": 28, + "VK_KHR_external_semaphore": 28, + "VK_KHR_external_semaphore_fd": 28, + "VK_KHR_external_semaphore_win32": 28, + "VK_KHR_external_fence": 28, + "VK_KHR_external_fence_fd": 28, + "VK_KHR_external_fence_win32": 28, + "VK_KHR_win32_keyed_mutex": 28, + "VK_KHR_dedicated_allocation": 28, + "VK_KHR_variable_pointers": 28, + "VK_KHR_relaxed_block_layout": 28, + "VK_KHR_bind_memory2": 28, + "VK_KHR_maintenance2": 28, + "VK_KHR_image_format_list": 28, + "VK_KHR_sampler_ycbcr_conversion": 28, + "VK_KHR_device_group": 28, + "VK_KHR_multiview": 28, + "VK_KHR_maintenance3": 28, + "VK_KHR_draw_indirect_count": 28, + "VK_KHR_create_renderpass2": 28, + "VK_KHR_depth_stencil_resolve": 29, + "VK_KHR_driver_properties": 28, + "VK_KHR_swapchain_mutable_format": 29, + "VK_KHR_shader_atomic_int64": 29, + "VK_KHR_vulkan_memory_model": 29, + + "VK_GOOGLE_display_timing": 26, + "VK_ANDROID_native_buffer": 26, + "VK_ANDROID_external_memory_android_hardware_buffer": 28, +} + +# Extensions with these prefixes are checked in Android CTS, and thus must be +# whitelisted per the preceding dict. +android_extension_whitelist_prefixes = ( + "VK_KHX", + "VK_KHR", + "VK_GOOGLE", + "VK_ANDROID" +) + +def get_extension_condition(ext_name, condition): + """ If |ext_name| is an extension that Android CTS cares about, prepend + a condition to ensure that the extension is only enabled for Android + versions in which the extension is whitelisted in CTS. """ + if not ext_name.startswith(android_extension_whitelist_prefixes): + return condition + allowed_version = allowed_android_version.get(ext_name, 9999) + return "(!ANDROID || ANDROID_API_LEVEL >= %d) && (%s)" % (allowed_version, + condition) diff --git a/src/vulkan/util/vk_extensions_gen.py b/src/vulkan/util/vk_extensions_gen.py new file mode 100644 index 00000000000..e340761a678 --- /dev/null +++ b/src/vulkan/util/vk_extensions_gen.py @@ -0,0 +1,195 @@ +COPYRIGHT = """\ +/* + * Copyright 2017 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ +""" + +import xml.etree.cElementTree as et + +from mako.template import Template + +from vk_extensions import * + +_TEMPLATE_H = Template(COPYRIGHT + """ + +#ifndef ${driver.upper()}_EXTENSIONS_H +#define ${driver.upper()}_EXTENSIONS_H + +%for include in includes: +#include "${include}" +%endfor + +#define ${driver.upper()}_INSTANCE_EXTENSION_COUNT ${len(instance_extensions)} + +extern const VkExtensionProperties ${driver}_instance_extensions[]; + +struct ${driver}_instance_extension_table { + union { + bool extensions[${driver.upper()}_INSTANCE_EXTENSION_COUNT]; + struct { +%for ext in instance_extensions: + bool ${ext.name[3:]}; +%endfor + }; + }; +}; + +extern const struct ${driver}_instance_extension_table ${driver}_instance_extensions_supported; + + +#define ${driver.upper()}_DEVICE_EXTENSION_COUNT ${len(device_extensions)} + +extern const VkExtensionProperties ${driver}_device_extensions[]; + +struct ${driver}_device_extension_table { + union { + bool extensions[${driver.upper()}_DEVICE_EXTENSION_COUNT]; + struct { +%for ext in device_extensions: + bool ${ext.name[3:]}; +%endfor + }; + }; +}; + +struct ${driver}_physical_device; + +void +${driver}_physical_device_get_supported_extensions(const struct ${driver}_physical_device *device, + struct ${driver}_device_extension_table *extensions); + +#endif /* ${driver.upper()}_EXTENSIONS_H */ +""") + +_TEMPLATE_C = Template(COPYRIGHT + """ +#include "${driver}_private.h" + +#include "vk_util.h" + +/* Convert the VK_USE_PLATFORM_* defines to booleans */ +%for platform_define in platform_defines: +#ifdef ${platform_define} +# undef ${platform_define} +# define ${platform_define} true +#else +# define ${platform_define} false +#endif +%endfor + +/* And ANDROID too */ +#ifdef ANDROID +# undef ANDROID +# define ANDROID true +#else +# define ANDROID false +# define ANDROID_API_LEVEL 0 +#endif + +#define ${driver.upper()}_HAS_SURFACE (VK_USE_PLATFORM_WAYLAND_KHR || \\ + VK_USE_PLATFORM_XCB_KHR || \\ + VK_USE_PLATFORM_XLIB_KHR || \\ + VK_USE_PLATFORM_DISPLAY_KHR) + +static const uint32_t MAX_API_VERSION = ${MAX_API_VERSION.c_vk_version()}; + +VkResult ${driver}_EnumerateInstanceVersion( + uint32_t* pApiVersion) +{ + *pApiVersion = MAX_API_VERSION; + return VK_SUCCESS; +} + +const VkExtensionProperties ${driver}_instance_extensions[${driver.upper()}_INSTANCE_EXTENSION_COUNT] = { +%for ext in instance_extensions: + {"${ext.name}", ${ext.ext_version}}, +%endfor +}; + +const struct ${driver}_instance_extension_table ${driver}_instance_extensions_supported = { +%for ext in instance_extensions: + .${ext.name[3:]} = ${get_extension_condition(ext.name, ext.enable)}, +%endfor +}; + +uint32_t +${driver}_physical_device_api_version(struct ${driver}_physical_device *device) +{ + uint32_t version = 0; + + uint32_t override = vk_get_version_override(); + if (override) + return MIN2(override, MAX_API_VERSION); + +%for version in API_VERSIONS: + if (!(${version.enable})) + return version; + version = ${version.version.c_vk_version()}; + +%endfor + return version; +} + +const VkExtensionProperties ${driver}_device_extensions[${driver.upper()}_DEVICE_EXTENSION_COUNT] = { +%for ext in device_extensions: + {"${ext.name}", ${ext.ext_version}}, +%endfor +}; + +void +${driver}_physical_device_get_supported_extensions(const struct ${driver}_physical_device *device, + struct ${driver}_device_extension_table *extensions) +{ + *extensions = (struct ${driver}_device_extension_table) { +%for ext in device_extensions: + .${ext.name[3:]} = ${get_extension_condition(ext.name, ext.enable)}, +%endfor + }; +} +""") + +def gen_extensions(driver, xml_files, api_versions, max_api_version, extensions, out_c, out_h, includes = []): + platform_defines = [] + for filename in xml_files: + init_exts_from_xml(filename, extensions, platform_defines) + + for ext in extensions: + assert ext.type == 'instance' or ext.type == 'device' + + template_env = { + 'driver': driver, + 'API_VERSIONS': api_versions, + 'MAX_API_VERSION': max_api_version, + 'instance_extensions': [e for e in extensions if e.type == 'instance'], + 'device_extensions': [e for e in extensions if e.type == 'device'], + 'platform_defines': platform_defines, + 'get_extension_condition': get_extension_condition, + 'includes': includes, + } + + if out_h: + with open(out_h, 'w') as f: + f.write(_TEMPLATE_H.render(**template_env)) + + if out_c: + with open(out_c, 'w') as f: + f.write(_TEMPLATE_C.render(**template_env))