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vulkan: Add generators for instance trampoline functions

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ANV needs these because we have a different dispatch table for each
hardware generation and Vulkan requires that the device entrypoints
returned from vkGetInstanceProcAddr work regardless of which device
they're used with.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8676>
This commit is contained in:
Jason Ekstrand
2021-01-23 13:28:21 -06:00
committed by Marge Bot
parent d360a996f9
commit eff07c0407
6 changed files with 94 additions and 1 deletions
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81
src/vulkan/util/vk_dispatch_table_gen.py
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@@ -144,6 +144,9 @@ vk_device_dispatch_table_get_if_supported(
const struct vk_instance_extension_table *instance_exts,
const struct vk_device_extension_table *device_exts);
extern struct vk_physical_device_dispatch_table vk_physical_device_trampolines;
extern struct vk_device_dispatch_table vk_device_trampolines;
#ifdef __cplusplus
}
#endif
@@ -154,7 +157,11 @@ vk_device_dispatch_table_get_if_supported(
TEMPLATE_C = Template(COPYRIGHT + """\
/* This file generated from ${filename}, don't edit directly. */
#include "vk_device.h"
#include "vk_dispatch_table.h"
#include "vk_instance.h"
#include "vk_object.h"
#include "vk_physical_device.h"
#include "util/macros.h"
#include "string.h"
@@ -468,6 +475,80 @@ vk_device_dispatch_table_get_if_supported(
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 ${e.return_type}
${e.prefixed_name('vk_tramp')}(${e.decl_params()})
{
<% assert e.params[0].type == 'VkPhysicalDevice' %>
VK_FROM_HANDLE(vk_physical_device, vk_physical_device, ${e.params[0].name});
return vk_physical_device->dispatch_table.${e.name}(${e.call_params()});
}
% 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 ${e.return_type}
${e.prefixed_name('vk_tramp')}(${e.decl_params()})
{
% if e.params[0].type == 'VkDevice':
VK_FROM_HANDLE(vk_device, vk_device, ${e.params[0].name});
return vk_device->dispatch_table.${e.name}(${e.call_params()});
% elif e.params[0].type in ('VkCommandBuffer', 'VkQueue'):
struct vk_object_base *vk_object = (struct vk_object_base *)${e.params[0].name};
return vk_object->device->dispatch_table.${e.name}(${e.call_params()});
% 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
};
""", output_encoding='utf-8')
U32_MASK = 2**32 - 1