Registered Extension Number

135

Revision

1

Ratification Status

Not ratified

Extension and Version Dependencies

VK_KHR_get_physical_device_properties2
and
VK_KHR_synchronization2
and
VK_KHR_pipeline_library
and
VK_KHR_spirv_1_4

  • This is a provisional extension and must be used with caution. See the description of provisional header files for enablement and stability details.

Contact

Extension Proposal

VK_AMDX_shader_enqueue

Other Extension Metadata

Last Modified Date

2021-07-22

Interactions and External Dependencies
Provisional

This extension is provisional and should not be used in production applications. The functionality may change in ways that break backwards compatibility between revisions, and before final release.

Contributors

  • Tobias Hector, AMD

  • Matthaeus Chajdas, AMD

  • Maciej Jesionowski, AMD

  • Robert Martin, AMD

  • Qun Lin, AMD

  • Rex Xu, AMD

  • Dominik Witczak, AMD

  • Karthik Srinivasan, AMD

  • Nicolai Haehnle, AMD

  • Stuart Smith, AMD

Description

This extension adds the ability for developers to enqueue compute shader workgroups from other compute shaders.

New Commands

New Structures

New Unions

New Enum Constants

  • VK_AMDX_SHADER_ENQUEUE_EXTENSION_NAME

  • VK_AMDX_SHADER_ENQUEUE_SPEC_VERSION

  • VK_SHADER_INDEX_UNUSED_AMDX

  • Extending VkBufferUsageFlagBits:

    • VK_BUFFER_USAGE_EXECUTION_GRAPH_SCRATCH_BIT_AMDX

  • Extending VkPipelineBindPoint:

    • VK_PIPELINE_BIND_POINT_EXECUTION_GRAPH_AMDX

  • Extending VkStructureType:

    • VK_STRUCTURE_TYPE_EXECUTION_GRAPH_PIPELINE_CREATE_INFO_AMDX

    • VK_STRUCTURE_TYPE_EXECUTION_GRAPH_PIPELINE_SCRATCH_SIZE_AMDX

    • VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_ENQUEUE_FEATURES_AMDX

    • VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_ENQUEUE_PROPERTIES_AMDX

    • VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_NODE_CREATE_INFO_AMDX

If VK_KHR_maintenance5 is supported:

Version History

  • Revision 1, 2021-07-22 (Tobias Hector)

    • Initial revision

See Also

VK_SHADER_INDEX_UNUSED_AMDX, VkDeviceOrHostAddressConstAMDX, VkDispatchGraphCountInfoAMDX, VkDispatchGraphInfoAMDX, VkExecutionGraphPipelineCreateInfoAMDX, VkExecutionGraphPipelineScratchSizeAMDX, VkPhysicalDeviceShaderEnqueueFeaturesAMDX, VkPhysicalDeviceShaderEnqueuePropertiesAMDX, VkPipelineShaderStageNodeCreateInfoAMDX, vkCmdDispatchGraphAMDX, vkCmdDispatchGraphIndirectAMDX, vkCmdDispatchGraphIndirectCountAMDX, vkCmdInitializeGraphScratchMemoryAMDX, vkCreateExecutionGraphPipelinesAMDX, vkGetExecutionGraphPipelineNodeIndexAMDX, vkGetExecutionGraphPipelineScratchSizeAMDX

Document Notes

For more information, see the Vulkan Specification

This page is a generated document. Fixes and changes should be made to the generator scripts, not directly.

Copyright

Copyright 2014-2023 The Khronos Group Inc.

SPDX-License-Identifier: CC-BY-4.0