4d9acfa533
Python 3 handles unicode strings by default, so we can drop all that. Suggested-by: Dylan Baker <dylan@pnwbakers.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3674>
959 lines
28 KiB
Python
959 lines
28 KiB
Python
# coding=utf-8
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COPYRIGHT = """\
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/*
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* Copyright 2020 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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"""
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import argparse
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import math
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import os
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import xml.etree.ElementTree as et
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from collections import OrderedDict, namedtuple
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from mako.template import Template
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# Mesa-local imports must be declared in meson variable
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# '{file_without_suffix}_depend_files'.
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from vk_extensions import *
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# We generate a static hash table for entry point lookup
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# (vkGetProcAddress). We use a linear congruential generator for our hash
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# function and a power-of-two size table. The prime numbers are determined
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# experimentally.
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TEMPLATE_H = Template(COPYRIGHT + """\
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/* This file generated from ${filename}, don't edit directly. */
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#ifndef VK_DISPATCH_TABLE_H
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#define VK_DISPATCH_TABLE_H
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#include "vulkan/vulkan.h"
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#include "vulkan/vk_android_native_buffer.h"
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#include "vk_extensions.h"
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/* Windows api conflict */
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#ifdef _WIN32
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#include <windows.h>
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#ifdef CreateSemaphore
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#undef CreateSemaphore
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#endif
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#ifdef CreateEvent
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#undef CreateEvent
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#endif
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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<%def name="dispatch_table(entrypoints)">
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% for e in entrypoints:
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% if e.alias:
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<% continue %>
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% endif
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% if e.guard is not None:
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#ifdef ${e.guard}
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% endif
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% if e.aliases:
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union {
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PFN_vk${e.name} ${e.name};
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% for a in e.aliases:
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PFN_vk${a.name} ${a.name};
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% endfor
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};
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% else:
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PFN_vk${e.name} ${e.name};
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% endif
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% if e.guard is not None:
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#else
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% if e.aliases:
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union {
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PFN_vkVoidFunction ${e.name};
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% for a in e.aliases:
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PFN_vkVoidFunction ${a.name};
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% endfor
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};
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% else:
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PFN_vkVoidFunction ${e.name};
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% endif
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#endif
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% endif
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% endfor
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</%def>
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<%def name="entrypoint_table(type, entrypoints)">
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struct vk_${type}_entrypoint_table {
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% for e in entrypoints:
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% if e.guard is not None:
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#ifdef ${e.guard}
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% endif
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PFN_vk${e.name} ${e.name};
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% if e.guard is not None:
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#else
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PFN_vkVoidFunction ${e.name};
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# endif
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% endif
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% endfor
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};
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</%def>
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struct vk_instance_dispatch_table {
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${dispatch_table(instance_entrypoints)}
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};
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struct vk_physical_device_dispatch_table {
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${dispatch_table(physical_device_entrypoints)}
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};
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struct vk_device_dispatch_table {
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${dispatch_table(device_entrypoints)}
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};
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struct vk_dispatch_table {
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union {
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struct {
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struct vk_instance_dispatch_table instance;
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struct vk_physical_device_dispatch_table physical_device;
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struct vk_device_dispatch_table device;
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};
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struct {
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${dispatch_table(instance_entrypoints)}
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${dispatch_table(physical_device_entrypoints)}
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${dispatch_table(device_entrypoints)}
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};
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};
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};
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${entrypoint_table('instance', instance_entrypoints)}
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${entrypoint_table('physical_device', physical_device_entrypoints)}
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${entrypoint_table('device', device_entrypoints)}
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void
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vk_instance_dispatch_table_load(struct vk_instance_dispatch_table *table,
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PFN_vkGetInstanceProcAddr gpa,
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VkInstance instance);
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void
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vk_physical_device_dispatch_table_load(struct vk_physical_device_dispatch_table *table,
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PFN_vkGetInstanceProcAddr gpa,
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VkInstance instance);
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void
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vk_device_dispatch_table_load(struct vk_device_dispatch_table *table,
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PFN_vkGetDeviceProcAddr gpa,
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VkDevice device);
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void vk_instance_dispatch_table_from_entrypoints(
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struct vk_instance_dispatch_table *dispatch_table,
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const struct vk_instance_entrypoint_table *entrypoint_table,
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bool overwrite);
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void vk_physical_device_dispatch_table_from_entrypoints(
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struct vk_physical_device_dispatch_table *dispatch_table,
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const struct vk_physical_device_entrypoint_table *entrypoint_table,
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bool overwrite);
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void vk_device_dispatch_table_from_entrypoints(
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struct vk_device_dispatch_table *dispatch_table,
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const struct vk_device_entrypoint_table *entrypoint_table,
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bool overwrite);
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PFN_vkVoidFunction
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vk_instance_dispatch_table_get(const struct vk_instance_dispatch_table *table,
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const char *name);
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PFN_vkVoidFunction
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vk_physical_device_dispatch_table_get(const struct vk_physical_device_dispatch_table *table,
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const char *name);
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PFN_vkVoidFunction
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vk_device_dispatch_table_get(const struct vk_device_dispatch_table *table,
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const char *name);
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PFN_vkVoidFunction
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vk_instance_dispatch_table_get_if_supported(
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const struct vk_instance_dispatch_table *table,
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const char *name,
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uint32_t core_version,
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const struct vk_instance_extension_table *instance_exts);
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PFN_vkVoidFunction
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vk_physical_device_dispatch_table_get_if_supported(
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const struct vk_physical_device_dispatch_table *table,
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const char *name,
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uint32_t core_version,
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const struct vk_instance_extension_table *instance_exts);
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PFN_vkVoidFunction
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vk_device_dispatch_table_get_if_supported(
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const struct vk_device_dispatch_table *table,
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const char *name,
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uint32_t core_version,
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const struct vk_instance_extension_table *instance_exts,
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const struct vk_device_extension_table *device_exts);
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extern struct vk_physical_device_dispatch_table vk_physical_device_trampolines;
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extern struct vk_device_dispatch_table vk_device_trampolines;
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#ifdef __cplusplus
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}
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#endif
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#endif /* VK_DISPATCH_TABLE_H */
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""")
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TEMPLATE_C = Template(COPYRIGHT + """\
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/* This file generated from ${filename}, don't edit directly. */
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#include "vk_device.h"
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#include "vk_dispatch_table.h"
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#include "vk_instance.h"
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#include "vk_object.h"
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#include "vk_physical_device.h"
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#include "util/macros.h"
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#include "string.h"
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<%def name="load_dispatch_table(type, VkType, ProcAddr, entrypoints)">
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void
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vk_${type}_dispatch_table_load(struct vk_${type}_dispatch_table *table,
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PFN_vk${ProcAddr} gpa,
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${VkType} obj)
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{
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% if type != 'physical_device':
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table->${ProcAddr} = gpa;
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% endif
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% for e in entrypoints:
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% if e.alias or e.name == '${ProcAddr}':
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<% continue %>
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% endif
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% if e.guard is not None:
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#ifdef ${e.guard}
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% endif
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table->${e.name} = (PFN_vk${e.name}) gpa(obj, "vk${e.name}");
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% for a in e.aliases:
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if (table->${e.name} == NULL) {
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table->${e.name} = (PFN_vk${e.name}) gpa(obj, "vk${a.name}");
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}
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% endfor
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% if e.guard is not None:
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#endif
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% endif
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% endfor
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}
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</%def>
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${load_dispatch_table('instance', 'VkInstance', 'GetInstanceProcAddr',
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instance_entrypoints)}
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${load_dispatch_table('physical_device', 'VkInstance', 'GetInstanceProcAddr',
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physical_device_entrypoints)}
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${load_dispatch_table('device', 'VkDevice', 'GetDeviceProcAddr',
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device_entrypoints)}
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struct string_map_entry {
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uint32_t name;
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uint32_t hash;
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uint32_t num;
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};
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/* We use a big string constant to avoid lots of reloctions from the entry
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* point table to lots of little strings. The entries in the entry point table
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* store the index into this big string.
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*/
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<%def name="strmap(strmap, prefix)">
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static const char ${prefix}_strings[] =
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% for s in strmap.sorted_strings:
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"${s.string}\\0"
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% endfor
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;
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static const struct string_map_entry ${prefix}_string_map_entries[] = {
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% for s in strmap.sorted_strings:
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{ ${s.offset}, ${'{:0=#8x}'.format(s.hash)}, ${s.num} }, /* ${s.string} */
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% endfor
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};
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/* Hash table stats:
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* size ${len(strmap.sorted_strings)} entries
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* collisions entries:
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% for i in range(10):
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* ${i}${'+' if i == 9 else ' '} ${strmap.collisions[i]}
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% endfor
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*/
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#define none 0xffff
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static const uint16_t ${prefix}_string_map[${strmap.hash_size}] = {
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% for e in strmap.mapping:
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${ '{:0=#6x}'.format(e) if e >= 0 else 'none' },
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% endfor
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};
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static int
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${prefix}_string_map_lookup(const char *str)
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{
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static const uint32_t prime_factor = ${strmap.prime_factor};
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static const uint32_t prime_step = ${strmap.prime_step};
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const struct string_map_entry *e;
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uint32_t hash, h;
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uint16_t i;
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const char *p;
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hash = 0;
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for (p = str; *p; p++)
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hash = hash * prime_factor + *p;
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h = hash;
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while (1) {
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i = ${prefix}_string_map[h & ${strmap.hash_mask}];
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if (i == none)
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return -1;
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e = &${prefix}_string_map_entries[i];
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if (e->hash == hash && strcmp(str, ${prefix}_strings + e->name) == 0)
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return e->num;
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h += prime_step;
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}
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return -1;
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}
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</%def>
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${strmap(instance_strmap, 'instance')}
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${strmap(physical_device_strmap, 'physical_device')}
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${strmap(device_strmap, 'device')}
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<% assert len(instance_entrypoints) < 2**8 %>
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static const uint8_t instance_compaction_table[] = {
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% for e in instance_entrypoints:
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${e.disp_table_index},
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% endfor
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};
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<% assert len(physical_device_entrypoints) < 2**8 %>
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static const uint8_t physical_device_compaction_table[] = {
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% for e in physical_device_entrypoints:
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${e.disp_table_index},
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% endfor
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};
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<% assert len(device_entrypoints) < 2**16 %>
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static const uint16_t device_compaction_table[] = {
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% for e in device_entrypoints:
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${e.disp_table_index},
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% endfor
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};
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static bool
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vk_instance_entrypoint_is_enabled(int index, uint32_t core_version,
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const struct vk_instance_extension_table *instance)
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{
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switch (index) {
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% for e in instance_entrypoints:
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case ${e.entry_table_index}:
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/* ${e.name} */
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% if e.core_version:
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return ${e.core_version.c_vk_version()} <= core_version;
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% elif e.extensions:
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% for ext in e.extensions:
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% if ext.type == 'instance':
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if (instance->${ext.name[3:]}) return true;
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% else:
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/* All device extensions are considered enabled at the instance level */
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return true;
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% endif
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% endfor
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return false;
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% else:
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return true;
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% endif
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% endfor
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default:
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return false;
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}
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}
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/** Return true if the core version or extension in which the given entrypoint
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* is defined is enabled.
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*
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* If device is NULL, all device extensions are considered enabled.
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*/
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static bool
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vk_physical_device_entrypoint_is_enabled(int index, uint32_t core_version,
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const struct vk_instance_extension_table *instance)
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{
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switch (index) {
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% for e in physical_device_entrypoints:
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case ${e.entry_table_index}:
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/* ${e.name} */
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% if e.core_version:
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return ${e.core_version.c_vk_version()} <= core_version;
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% elif e.extensions:
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% for ext in e.extensions:
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% if ext.type == 'instance':
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if (instance->${ext.name[3:]}) return true;
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% else:
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/* All device extensions are considered enabled at the instance level */
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return true;
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% endif
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% endfor
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return false;
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% else:
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return true;
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% endif
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% endfor
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default:
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return false;
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}
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}
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/** Return true if the core version or extension in which the given entrypoint
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* is defined is enabled.
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*
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* If device is NULL, all device extensions are considered enabled.
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*/
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static bool
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vk_device_entrypoint_is_enabled(int index, uint32_t core_version,
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const struct vk_instance_extension_table *instance,
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const struct vk_device_extension_table *device)
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{
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switch (index) {
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% for e in device_entrypoints:
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case ${e.entry_table_index}:
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/* ${e.name} */
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% if e.core_version:
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return ${e.core_version.c_vk_version()} <= core_version;
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% elif e.extensions:
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% for ext in e.extensions:
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% if ext.type == 'instance':
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if (instance->${ext.name[3:]}) return true;
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% else:
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if (!device || device->${ext.name[3:]}) return true;
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% endif
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% endfor
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return false;
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% else:
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return true;
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% endif
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% endfor
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default:
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return false;
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}
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}
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<%def name="dispatch_table_from_entrypoints(type)">
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void vk_${type}_dispatch_table_from_entrypoints(
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struct vk_${type}_dispatch_table *dispatch_table,
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const struct vk_${type}_entrypoint_table *entrypoint_table,
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bool overwrite)
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{
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PFN_vkVoidFunction *disp = (PFN_vkVoidFunction *)dispatch_table;
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PFN_vkVoidFunction *entry = (PFN_vkVoidFunction *)entrypoint_table;
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if (overwrite) {
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memset(dispatch_table, 0, sizeof(*dispatch_table));
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for (unsigned i = 0; i < ARRAY_SIZE(${type}_compaction_table); i++) {
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#ifdef _MSC_VER
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const uintptr_t zero = 0;
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if (entry[i] == NULL || memcmp(entry[i], &zero, sizeof(zero)) == 0)
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#else
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if (entry[i] == NULL)
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#endif
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continue;
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unsigned disp_index = ${type}_compaction_table[i];
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assert(disp[disp_index] == NULL);
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disp[disp_index] = entry[i];
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}
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} else {
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for (unsigned i = 0; i < ARRAY_SIZE(${type}_compaction_table); i++) {
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unsigned disp_index = ${type}_compaction_table[i];
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if (disp[disp_index] == NULL)
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disp[disp_index] = entry[i];
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}
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}
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}
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</%def>
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${dispatch_table_from_entrypoints('instance')}
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${dispatch_table_from_entrypoints('physical_device')}
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${dispatch_table_from_entrypoints('device')}
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<%def name="lookup_funcs(type)">
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static PFN_vkVoidFunction
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vk_${type}_dispatch_table_get_for_entry_index(
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const struct vk_${type}_dispatch_table *table, int entry_index)
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{
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assert(entry_index < ARRAY_SIZE(${type}_compaction_table));
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int disp_index = ${type}_compaction_table[entry_index];
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return ((PFN_vkVoidFunction *)table)[disp_index];
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}
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PFN_vkVoidFunction
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vk_${type}_dispatch_table_get(
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const struct vk_${type}_dispatch_table *table, const char *name)
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{
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int entry_index = ${type}_string_map_lookup(name);
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if (entry_index < 0)
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return NULL;
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return vk_${type}_dispatch_table_get_for_entry_index(table, entry_index);
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}
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</%def>
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|
|
${lookup_funcs('instance')}
|
|
${lookup_funcs('physical_device')}
|
|
${lookup_funcs('device')}
|
|
|
|
PFN_vkVoidFunction
|
|
vk_instance_dispatch_table_get_if_supported(
|
|
const struct vk_instance_dispatch_table *table,
|
|
const char *name,
|
|
uint32_t core_version,
|
|
const struct vk_instance_extension_table *instance_exts)
|
|
{
|
|
int entry_index = instance_string_map_lookup(name);
|
|
if (entry_index < 0)
|
|
return NULL;
|
|
|
|
if (!vk_instance_entrypoint_is_enabled(entry_index, core_version,
|
|
instance_exts))
|
|
return NULL;
|
|
|
|
return vk_instance_dispatch_table_get_for_entry_index(table, entry_index);
|
|
}
|
|
|
|
PFN_vkVoidFunction
|
|
vk_physical_device_dispatch_table_get_if_supported(
|
|
const struct vk_physical_device_dispatch_table *table,
|
|
const char *name,
|
|
uint32_t core_version,
|
|
const struct vk_instance_extension_table *instance_exts)
|
|
{
|
|
int entry_index = physical_device_string_map_lookup(name);
|
|
if (entry_index < 0)
|
|
return NULL;
|
|
|
|
if (!vk_physical_device_entrypoint_is_enabled(entry_index, core_version,
|
|
instance_exts))
|
|
return NULL;
|
|
|
|
return vk_physical_device_dispatch_table_get_for_entry_index(table, entry_index);
|
|
}
|
|
|
|
PFN_vkVoidFunction
|
|
vk_device_dispatch_table_get_if_supported(
|
|
const struct vk_device_dispatch_table *table,
|
|
const char *name,
|
|
uint32_t core_version,
|
|
const struct vk_instance_extension_table *instance_exts,
|
|
const struct vk_device_extension_table *device_exts)
|
|
{
|
|
int entry_index = device_string_map_lookup(name);
|
|
if (entry_index < 0)
|
|
return NULL;
|
|
|
|
if (!vk_device_entrypoint_is_enabled(entry_index, core_version,
|
|
instance_exts, device_exts))
|
|
return NULL;
|
|
|
|
return vk_device_dispatch_table_get_for_entry_index(table, entry_index);
|
|
}
|
|
|
|
% for e in physical_device_entrypoints:
|
|
% if e.alias:
|
|
<% continue %>
|
|
% endif
|
|
% if e.guard is not None:
|
|
#ifdef ${e.guard}
|
|
% endif
|
|
static VKAPI_ATTR ${e.return_type} VKAPI_CALL
|
|
${e.prefixed_name('vk_tramp')}(${e.decl_params()})
|
|
{
|
|
<% assert e.params[0].type == 'VkPhysicalDevice' %>
|
|
VK_FROM_HANDLE(vk_physical_device, vk_physical_device, ${e.params[0].name});
|
|
% if e.return_type == 'void':
|
|
vk_physical_device->dispatch_table.${e.name}(${e.call_params()});
|
|
% else:
|
|
return vk_physical_device->dispatch_table.${e.name}(${e.call_params()});
|
|
% endif
|
|
}
|
|
% if e.guard is not None:
|
|
#endif
|
|
% endif
|
|
% endfor
|
|
|
|
struct vk_physical_device_dispatch_table vk_physical_device_trampolines = {
|
|
% for e in physical_device_entrypoints:
|
|
% if e.alias:
|
|
<% continue %>
|
|
% endif
|
|
% if e.guard is not None:
|
|
#ifdef ${e.guard}
|
|
% endif
|
|
.${e.name} = ${e.prefixed_name('vk_tramp')},
|
|
% if e.guard is not None:
|
|
#endif
|
|
% endif
|
|
% endfor
|
|
};
|
|
|
|
% for e in device_entrypoints:
|
|
% if e.alias:
|
|
<% continue %>
|
|
% endif
|
|
% if e.guard is not None:
|
|
#ifdef ${e.guard}
|
|
% endif
|
|
static VKAPI_ATTR ${e.return_type} VKAPI_CALL
|
|
${e.prefixed_name('vk_tramp')}(${e.decl_params()})
|
|
{
|
|
% if e.params[0].type == 'VkDevice':
|
|
VK_FROM_HANDLE(vk_device, vk_device, ${e.params[0].name});
|
|
% if e.return_type == 'void':
|
|
vk_device->dispatch_table.${e.name}(${e.call_params()});
|
|
% else:
|
|
return vk_device->dispatch_table.${e.name}(${e.call_params()});
|
|
% endif
|
|
% elif e.params[0].type in ('VkCommandBuffer', 'VkQueue'):
|
|
struct vk_object_base *vk_object = (struct vk_object_base *)${e.params[0].name};
|
|
% if e.return_type == 'void':
|
|
vk_object->device->dispatch_table.${e.name}(${e.call_params()});
|
|
% else:
|
|
return vk_object->device->dispatch_table.${e.name}(${e.call_params()});
|
|
% endif
|
|
% else:
|
|
assert(!"Unhandled device child trampoline case: ${e.params[0].type}");
|
|
% endif
|
|
}
|
|
% if e.guard is not None:
|
|
#endif
|
|
% endif
|
|
% endfor
|
|
|
|
struct vk_device_dispatch_table vk_device_trampolines = {
|
|
% for e in device_entrypoints:
|
|
% if e.alias:
|
|
<% continue %>
|
|
% endif
|
|
% if e.guard is not None:
|
|
#ifdef ${e.guard}
|
|
% endif
|
|
.${e.name} = ${e.prefixed_name('vk_tramp')},
|
|
% if e.guard is not None:
|
|
#endif
|
|
% endif
|
|
% endfor
|
|
};
|
|
""")
|
|
|
|
U32_MASK = 2**32 - 1
|
|
|
|
PRIME_FACTOR = 5024183
|
|
PRIME_STEP = 19
|
|
|
|
class StringIntMapEntry(object):
|
|
def __init__(self, string, num):
|
|
self.string = string
|
|
self.num = num
|
|
|
|
# Calculate the same hash value that we will calculate in C.
|
|
h = 0
|
|
for c in string:
|
|
h = ((h * PRIME_FACTOR) + ord(c)) & U32_MASK
|
|
self.hash = h
|
|
|
|
self.offset = None
|
|
|
|
def round_to_pow2(x):
|
|
return 2**int(math.ceil(math.log(x, 2)))
|
|
|
|
class StringIntMap(object):
|
|
def __init__(self):
|
|
self.baked = False
|
|
self.strings = dict()
|
|
|
|
def add_string(self, string, num):
|
|
assert not self.baked
|
|
assert string not in self.strings
|
|
assert 0 <= num < 2**31
|
|
self.strings[string] = StringIntMapEntry(string, num)
|
|
|
|
def bake(self):
|
|
self.sorted_strings = \
|
|
sorted(self.strings.values(), key=lambda x: x.string)
|
|
offset = 0
|
|
for entry in self.sorted_strings:
|
|
entry.offset = offset
|
|
offset += len(entry.string) + 1
|
|
|
|
# Save off some values that we'll need in C
|
|
self.hash_size = round_to_pow2(len(self.strings) * 1.25)
|
|
self.hash_mask = self.hash_size - 1
|
|
self.prime_factor = PRIME_FACTOR
|
|
self.prime_step = PRIME_STEP
|
|
|
|
self.mapping = [-1] * self.hash_size
|
|
self.collisions = [0] * 10
|
|
for idx, s in enumerate(self.sorted_strings):
|
|
level = 0
|
|
h = s.hash
|
|
while self.mapping[h & self.hash_mask] >= 0:
|
|
h = h + PRIME_STEP
|
|
level = level + 1
|
|
self.collisions[min(level, 9)] += 1
|
|
self.mapping[h & self.hash_mask] = idx
|
|
|
|
EntrypointParam = namedtuple('EntrypointParam', 'type name decl')
|
|
|
|
class EntrypointBase(object):
|
|
def __init__(self, name):
|
|
assert name.startswith('vk')
|
|
self.name = name[2:]
|
|
self.alias = None
|
|
self.guard = None
|
|
self.entry_table_index = None
|
|
# Extensions which require this entrypoint
|
|
self.core_version = None
|
|
self.extensions = []
|
|
|
|
def prefixed_name(self, prefix):
|
|
return prefix + '_' + self.name
|
|
|
|
class Entrypoint(EntrypointBase):
|
|
def __init__(self, name, return_type, params, guard=None):
|
|
super(Entrypoint, self).__init__(name)
|
|
self.return_type = return_type
|
|
self.params = params
|
|
self.guard = guard
|
|
self.aliases = []
|
|
self.disp_table_index = None
|
|
|
|
def is_physical_device_entrypoint(self):
|
|
return self.params[0].type in ('VkPhysicalDevice', )
|
|
|
|
def is_device_entrypoint(self):
|
|
return self.params[0].type in ('VkDevice', 'VkCommandBuffer', 'VkQueue')
|
|
|
|
def decl_params(self):
|
|
return ', '.join(p.decl for p in self.params)
|
|
|
|
def call_params(self):
|
|
return ', '.join(p.name for p in self.params)
|
|
|
|
class EntrypointAlias(EntrypointBase):
|
|
def __init__(self, name, entrypoint):
|
|
super(EntrypointAlias, self).__init__(name)
|
|
self.alias = entrypoint
|
|
entrypoint.aliases.append(self)
|
|
|
|
def is_physical_device_entrypoint(self):
|
|
return self.alias.is_physical_device_entrypoint()
|
|
|
|
def is_device_entrypoint(self):
|
|
return self.alias.is_device_entrypoint()
|
|
|
|
def prefixed_name(self, prefix):
|
|
return self.alias.prefixed_name(prefix)
|
|
|
|
@property
|
|
def params(self):
|
|
return self.alias.params
|
|
|
|
@property
|
|
def return_type(self):
|
|
return self.alias.return_type
|
|
|
|
@property
|
|
def disp_table_index(self):
|
|
return self.alias.disp_table_index
|
|
|
|
def decl_params(self):
|
|
return self.alias.decl_params()
|
|
|
|
def call_params(self):
|
|
return self.alias.call_params()
|
|
|
|
def get_entrypoints(doc, entrypoints_to_defines):
|
|
"""Extract the entry points from the registry."""
|
|
entrypoints = OrderedDict()
|
|
|
|
for command in doc.findall('./commands/command'):
|
|
if 'alias' in command.attrib:
|
|
alias = command.attrib['name']
|
|
target = command.attrib['alias']
|
|
entrypoints[alias] = EntrypointAlias(alias, entrypoints[target])
|
|
else:
|
|
name = command.find('./proto/name').text
|
|
ret_type = command.find('./proto/type').text
|
|
params = [EntrypointParam(
|
|
type=p.find('./type').text,
|
|
name=p.find('./name').text,
|
|
decl=''.join(p.itertext())
|
|
) for p in command.findall('./param')]
|
|
guard = entrypoints_to_defines.get(name)
|
|
# They really need to be unique
|
|
assert name not in entrypoints
|
|
entrypoints[name] = Entrypoint(name, ret_type, params, guard)
|
|
|
|
for feature in doc.findall('./feature'):
|
|
assert feature.attrib['api'] == 'vulkan'
|
|
version = VkVersion(feature.attrib['number'])
|
|
for command in feature.findall('./require/command'):
|
|
e = entrypoints[command.attrib['name']]
|
|
assert e.core_version is None
|
|
e.core_version = version
|
|
|
|
for extension in doc.findall('.extensions/extension'):
|
|
if extension.attrib['supported'] != 'vulkan':
|
|
continue
|
|
|
|
ext_name = extension.attrib['name']
|
|
|
|
ext = Extension(ext_name, 1, True)
|
|
ext.type = extension.attrib['type']
|
|
|
|
for command in extension.findall('./require/command'):
|
|
e = entrypoints[command.attrib['name']]
|
|
assert e.core_version is None
|
|
e.extensions.append(ext)
|
|
|
|
return entrypoints.values()
|
|
|
|
|
|
def get_entrypoints_defines(doc):
|
|
"""Maps entry points to extension defines."""
|
|
entrypoints_to_defines = {}
|
|
|
|
platform_define = {}
|
|
for platform in doc.findall('./platforms/platform'):
|
|
name = platform.attrib['name']
|
|
define = platform.attrib['protect']
|
|
platform_define[name] = define
|
|
|
|
for extension in doc.findall('./extensions/extension[@platform]'):
|
|
platform = extension.attrib['platform']
|
|
define = platform_define[platform]
|
|
|
|
for entrypoint in extension.findall('./require/command'):
|
|
fullname = entrypoint.attrib['name']
|
|
entrypoints_to_defines[fullname] = define
|
|
|
|
return entrypoints_to_defines
|
|
|
|
def get_entrypoints_from_xml(xml_files):
|
|
entrypoints = []
|
|
|
|
for filename in xml_files:
|
|
doc = et.parse(filename)
|
|
entrypoints += get_entrypoints(doc, get_entrypoints_defines(doc))
|
|
|
|
return entrypoints
|
|
|
|
def main():
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument('--out-c', help='Output C file.')
|
|
parser.add_argument('--out-h', help='Output H file.')
|
|
parser.add_argument('--xml',
|
|
help='Vulkan API XML file.',
|
|
required=True,
|
|
action='append',
|
|
dest='xml_files')
|
|
args = parser.parse_args()
|
|
|
|
entrypoints = get_entrypoints_from_xml(args.xml_files)
|
|
|
|
device_entrypoints = []
|
|
physical_device_entrypoints = []
|
|
instance_entrypoints = []
|
|
for e in entrypoints:
|
|
if e.is_device_entrypoint():
|
|
device_entrypoints.append(e)
|
|
elif e.is_physical_device_entrypoint():
|
|
physical_device_entrypoints.append(e)
|
|
else:
|
|
instance_entrypoints.append(e)
|
|
|
|
for i, e in enumerate(e for e in device_entrypoints if not e.alias):
|
|
e.disp_table_index = i
|
|
|
|
device_strmap = StringIntMap()
|
|
for i, e in enumerate(device_entrypoints):
|
|
e.entry_table_index = i
|
|
device_strmap.add_string("vk" + e.name, e.entry_table_index)
|
|
device_strmap.bake()
|
|
|
|
for i, e in enumerate(e for e in physical_device_entrypoints if not e.alias):
|
|
e.disp_table_index = i
|
|
|
|
physical_device_strmap = StringIntMap()
|
|
for i, e in enumerate(physical_device_entrypoints):
|
|
e.entry_table_index = i
|
|
physical_device_strmap.add_string("vk" + e.name, e.entry_table_index)
|
|
physical_device_strmap.bake()
|
|
|
|
for i, e in enumerate(e for e in instance_entrypoints if not e.alias):
|
|
e.disp_table_index = i
|
|
|
|
instance_strmap = StringIntMap()
|
|
for i, e in enumerate(instance_entrypoints):
|
|
e.entry_table_index = i
|
|
instance_strmap.add_string("vk" + e.name, e.entry_table_index)
|
|
instance_strmap.bake()
|
|
|
|
# For outputting entrypoints.h we generate a anv_EntryPoint() prototype
|
|
# per entry point.
|
|
try:
|
|
if args.out_h:
|
|
with open(args.out_h, 'w') as f:
|
|
f.write(TEMPLATE_H.render(instance_entrypoints=instance_entrypoints,
|
|
physical_device_entrypoints=physical_device_entrypoints,
|
|
device_entrypoints=device_entrypoints,
|
|
filename=os.path.basename(__file__)))
|
|
if args.out_c:
|
|
with open(args.out_c, 'w') as f:
|
|
f.write(TEMPLATE_C.render(instance_entrypoints=instance_entrypoints,
|
|
physical_device_entrypoints=physical_device_entrypoints,
|
|
device_entrypoints=device_entrypoints,
|
|
instance_strmap=instance_strmap,
|
|
physical_device_strmap=physical_device_strmap,
|
|
device_strmap=device_strmap,
|
|
filename=os.path.basename(__file__)))
|
|
except Exception:
|
|
# In the event there's an error, this imports some helpers from mako
|
|
# to print a useful stack trace and prints it, then exits with
|
|
# status 1, if python is run with debug; otherwise it just raises
|
|
# the exception
|
|
if __debug__:
|
|
import sys
|
|
from mako import exceptions
|
|
sys.stderr.write(exceptions.text_error_template().render() + '\n')
|
|
sys.exit(1)
|
|
raise
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|