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anv: Advertise support for VK_KHR_variable_pointers 

We don't support the general version yet because that requires us to
lower shared variables up-front in SPIR-V -> NIR.  This shouldn't be a
whole lot of work but it's not something we support today.

Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
This commit is contained in:
Jason Ekstrand 2017-05-16 08:35:07 -07:00
parent bc9319583a
commit cd9fd68a50
3 changed files with 13 additions and 0 deletions
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11
src/intel/vulkan/anv_device.c
View File

@ -492,6 +492,10 @@ static const VkExtensionProperties device_extensions[] = {
.extensionName = VK_KHR_SWAPCHAIN_EXTENSION_NAME,
.specVersion = 68,
},
{
.extensionName = VK_KHR_VARIABLE_POINTERS_EXTENSION_NAME,
.specVersion = 1,
},
{
.extensionName = VK_KHX_MULTIVIEW_EXTENSION_NAME,
.specVersion = 1,
@ -748,6 +752,13 @@ void anv_GetPhysicalDeviceFeatures2KHR(
break;
}
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VARIABLE_POINTER_FEATURES_KHR: {
VkPhysicalDeviceVariablePointerFeaturesKHR *features = (void *)ext;
features->variablePointersStorageBuffer = true;
features->variablePointers = false;
break;
}
default:
anv_debug_ignored_stype(ext->sType);
break;

1
src/intel/vulkan/anv_entrypoints_gen.py
View File

@ -49,6 +49,7 @@ SUPPORTED_EXTENSIONS = [
'VK_KHR_storage_buffer_storage_class',
'VK_KHR_surface',
'VK_KHR_swapchain',
'VK_KHR_variable_pointers',
'VK_KHR_wayland_surface',
'VK_KHR_xcb_surface',
'VK_KHR_xlib_surface',

1
src/intel/vulkan/anv_pipeline.c
View File

@ -129,6 +129,7 @@ anv_shader_compile_to_nir(struct anv_pipeline *pipeline,
.draw_parameters = true,
.image_write_without_format = true,
.multiview = true,
.variable_pointers = true,
};
nir_function *entry_point =