Introduce no_volk buck targets

backends/vulkan/runtime/vk_api/Adapter.cpp

@@ -73,9 +73,15 @@ VkDevice create_logical_device(
 #ifdef VK_ANDROID_external_memory_android_hardware_buffer
       VK_ANDROID_EXTERNAL_MEMORY_ANDROID_HARDWARE_BUFFER_EXTENSION_NAME,
 #endif /* VK_ANDROID_external_memory_android_hardware_buffer */
+#ifdef VK_KHR_16bit_storage
       VK_KHR_16BIT_STORAGE_EXTENSION_NAME,
+#endif /* VK_KHR_16bit_storage */
+#ifdef VK_KHR_8bit_storage
       VK_KHR_8BIT_STORAGE_EXTENSION_NAME,
+#endif /* VK_KHR_8bit_storage */
+#ifdef VK_KHR_shader_float16_int8
       VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME,
+#endif /* VK_KHR_shader_float16_int8 */
   };
 
   std::vector<const char*> enabled_device_extensions;
@@ -240,6 +246,7 @@ std::string Adapter::stringize() const {
   PRINT_PROP_VEC3(limits, maxComputeWorkGroupSize);
   ss << "    }" << std::endl;
 
+#ifdef VK_KHR_16bit_storage
   ss << "    16bit Storage Features {" << std::endl;
   PRINT_PROP(physical_device_.shader_16bit_storage, storageBuffer16BitAccess);
   PRINT_PROP(
@@ -248,18 +255,23 @@ std::string Adapter::stringize() const {
   PRINT_PROP(physical_device_.shader_16bit_storage, storagePushConstant16);
   PRINT_PROP(physical_device_.shader_16bit_storage, storageInputOutput16);
   ss << "    }" << std::endl;
+#endif /* VK_KHR_16bit_storage */
 
+#ifdef VK_KHR_8bit_storage
   ss << "    8bit Storage Features {" << std::endl;
   PRINT_PROP(physical_device_.shader_8bit_storage, storageBuffer8BitAccess);
   PRINT_PROP(
       physical_device_.shader_8bit_storage, uniformAndStorageBuffer8BitAccess);
   PRINT_PROP(physical_device_.shader_8bit_storage, storagePushConstant8);
   ss << "    }" << std::endl;
+#endif /* VK_KHR_8bit_storage */
 
+#ifdef VK_KHR_shader_float16_int8
   ss << "    Shader 16bit and 8bit Features {" << std::endl;
   PRINT_PROP(physical_device_.shader_float16_int8_types, shaderFloat16);
   PRINT_PROP(physical_device_.shader_float16_int8_types, shaderInt8);
   ss << "    }" << std::endl;
+#endif /* VK_KHR_shader_float16_int8 */
 
   const VkPhysicalDeviceMemoryProperties& mem_props =
       physical_device_.memory_properties;

backends/vulkan/runtime/vk_api/Adapter.h

@@ -156,21 +156,37 @@ class Adapter final {
   // Physical Device Features
 
   inline bool supports_16bit_storage_buffers() {
+#ifdef VK_KHR_16bit_storage
     return physical_device_.shader_16bit_storage.storageBuffer16BitAccess ==
         VK_TRUE;
+#else
+    return false;
+#endif /* VK_KHR_16bit_storage */
   }
 
   inline bool supports_8bit_storage_buffers() {
+#ifdef VK_KHR_8bit_storage
     return physical_device_.shader_8bit_storage.storageBuffer8BitAccess ==
         VK_TRUE;
+#else
+    return false;
+#endif /* VK_KHR_8bit_storage */
   }
 
   inline bool supports_float16_shader_types() {
+#ifdef VK_KHR_shader_float16_int8
     return physical_device_.shader_float16_int8_types.shaderFloat16 == VK_TRUE;
+#else
+    return false;
+#endif /* VK_KHR_shader_float16_int8 */
   }
 
   inline bool supports_int8_shader_types() {
+#ifdef VK_KHR_shader_float16_int8
     return physical_device_.shader_float16_int8_types.shaderInt8 == VK_TRUE;
+#else
+    return false;
+#endif /* VK_KHR_shader_float16_int8 */
   }
 
   inline bool supports_int16_shader_types() {

backends/vulkan/runtime/vk_api/Device.cpp

@@ -22,19 +22,27 @@ PhysicalDevice::PhysicalDevice(VkPhysicalDevice physical_device_handle)
     : handle(physical_device_handle),
       properties{},
       memory_properties{},
+#ifdef VK_KHR_16bit_storage
+      extension_features(&shader_16bit_storage),
       shader_16bit_storage{
           VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_16BIT_STORAGE_FEATURES},
+#else
+      extension_features{nullptr},
+#endif /* VK_KHR_16bit_storage */
+#ifdef VK_KHR_8bit_storage
       shader_8bit_storage{
           VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_8BIT_STORAGE_FEATURES},
+#endif /* VK_KHR_8bit_storage */
+#ifdef VK_KHR_shader_float16_int8
       shader_float16_int8_types{
           VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_FLOAT16_INT8_FEATURES_KHR},
+#endif /* VK_KHR_shader_float16_int8 */
       queue_families{},
       num_compute_queues(0),
       supports_int16_shader_types(false),
       has_unified_memory(false),
       has_timestamps(properties.limits.timestampComputeAndGraphics),
-      timestamp_period(properties.limits.timestampPeriod),
-      extension_features(&shader_16bit_storage) {
+      timestamp_period(properties.limits.timestampPeriod) {
   // Extract physical device properties
   vkGetPhysicalDeviceProperties(handle, &properties);
   vkGetPhysicalDeviceMemoryProperties(handle, &memory_properties);
@@ -43,10 +51,32 @@ PhysicalDevice::PhysicalDevice(VkPhysicalDevice physical_device_handle)
       VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_FEATURES_2};
 
   // Create linked list to query availability of extensions
+
+#ifdef VK_KHR_16bit_storage
   features2.pNext = &shader_16bit_storage;
+#elif defined(VK_KHR_8bit_storage)
+  features2.pNext = &shader_8bit_storage;
+#elif defined(VK_KHR_shader_float16_int8)
+  features2.pNext = &shader_float16_int8_types;
+#endif /* VK_KHR_16bit_storage */
+
+#if defined(VK_KHR_16bit_storage) && defined(VK_KHR_8bit_storage)
   shader_16bit_storage.pNext = &shader_8bit_storage;
+#elif defined(VK_KHR_16bit_storage) && defined(VK_KHR_shader_float16_int8)
+  shader_16bit_storage.pNext = &shader_float16_int8_types;
+#elif defined(VK_KHR_16bit_storage)
+  shader_16bit_storage.pNext = nullptr;
+#endif
+
+#if defined(VK_KHR_8bit_storage) && defined(VK_KHR_shader_float16_int8)
   shader_8bit_storage.pNext = &shader_float16_int8_types;
+#elif defined(VK_KHR_8bit_storage)
+  shader_8bit_storage.pNext = nullptr;
+#endif
+
+#ifdef VK_KHR_shader_float16_int8
   shader_float16_int8_types.pNext = nullptr;
+#endif
 
   vkGetPhysicalDeviceFeatures2(handle, &features2);
 

backends/vulkan/runtime/vk_api/Device.h

@@ -25,10 +25,20 @@ struct PhysicalDevice final {
   // Properties obtained from Vulkan
   VkPhysicalDeviceProperties properties;
   VkPhysicalDeviceMemoryProperties memory_properties;
+
+  // Head of the linked list of extensions to be requested
+  void* extension_features;
+
   // Additional features available from extensions
+#ifdef VK_KHR_16bit_storage
   VkPhysicalDevice16BitStorageFeatures shader_16bit_storage;
+#endif /* VK_KHR_16bit_storage */
+#ifdef VK_KHR_8bit_storage
   VkPhysicalDevice8BitStorageFeatures shader_8bit_storage;
+#endif /* VK_KHR_8bit_storage */
+#ifdef VK_KHR_shader_float16_int8
   VkPhysicalDeviceShaderFloat16Int8Features shader_float16_int8_types;
+#endif /* VK_KHR_shader_float16_int8 */
 
   // Available GPU queues
   std::vector<VkQueueFamilyProperties> queue_families;
@@ -40,9 +50,6 @@ struct PhysicalDevice final {
   bool has_timestamps;
   float timestamp_period;
 
-  // Head of the linked list of extensions to be requested
-  void* extension_features{nullptr};
-
   explicit PhysicalDevice(VkPhysicalDevice);
 };