anv: Add a global dispatch table for use in meta operations

src/vulkan/anv_device.c

@@ -31,6 +31,8 @@
 #include "mesa/main/git_sha1.h"
 #include "util/strtod.h"
 
+struct anv_dispatch_table dtable;
+
 static VkResult
 anv_physical_device_init(struct anv_physical_device *device,
                          struct anv_instance *instance,
@@ -794,7 +796,7 @@ VkResult anv_QueueWaitIdle(
 {
    ANV_FROM_HANDLE(anv_queue, queue, _queue);
 
-   return vkDeviceWaitIdle(anv_device_to_handle(queue->device));
+   return ANV_CALL(DeviceWaitIdle)(anv_device_to_handle(queue->device));
 }
 
 VkResult anv_DeviceWaitIdle(

src/vulkan/anv_meta.c

@@ -318,7 +318,8 @@ meta_emit_clear(struct anv_cmd_buffer *cmd_buffer,
       anv_CmdBindDynamicColorBlendState(anv_cmd_buffer_to_handle(cmd_buffer),
                                         device->meta_state.shared.cb_state);
 
-   vkCmdDraw(anv_cmd_buffer_to_handle(cmd_buffer), 0, 3, 0, num_instances);
+   ANV_CALL(CmdDraw)(anv_cmd_buffer_to_handle(cmd_buffer),
+                     0, 3, 0, num_instances);
 }
 
 void
@@ -802,7 +803,7 @@ meta_emit_blit(struct anv_cmd_buffer *cmd_buffer,
          .dependencyCount = 0,
       }, &pass);
 
-   vkCmdBeginRenderPass(anv_cmd_buffer_to_handle(cmd_buffer),
+   ANV_CALL(CmdBeginRenderPass)(anv_cmd_buffer_to_handle(cmd_buffer),
       &(VkRenderPassBeginInfo) {
          .sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
          .renderPass = pass,
@@ -845,9 +846,9 @@ meta_emit_blit(struct anv_cmd_buffer *cmd_buffer,
                              device->meta_state.blit.pipeline_layout, 0, 1,
                              &set, 0, NULL);
 
-   vkCmdDraw(anv_cmd_buffer_to_handle(cmd_buffer), 0, 3, 0, 1);
+   ANV_CALL(CmdDraw)(anv_cmd_buffer_to_handle(cmd_buffer), 0, 3, 0, 1);
 
-   vkCmdEndRenderPass(anv_cmd_buffer_to_handle(cmd_buffer));
+   ANV_CALL(CmdEndRenderPass)(anv_cmd_buffer_to_handle(cmd_buffer));
 
    /* At the point where we emit the draw call, all data from the
     * descriptor sets, etc. has been used.  We are free to delete it.
@@ -1531,7 +1532,7 @@ void anv_CmdClearColorImage(
                   .dependencyCount = 0,
                }, &pass);
 
-            vkCmdBeginRenderPass(anv_cmd_buffer_to_handle(cmd_buffer),
+            ANV_CALL(CmdBeginRenderPass)(anv_cmd_buffer_to_handle(cmd_buffer),
                &(VkRenderPassBeginInfo) {
                   .sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
                   .renderArea = {
@@ -1559,7 +1560,7 @@ void anv_CmdClearColorImage(
             meta_emit_clear(cmd_buffer, 1, &instance_data,
                             (VkClearDepthStencilValue) {0});
 
-            vkCmdEndRenderPass(anv_cmd_buffer_to_handle(cmd_buffer));
+            ANV_CALL(CmdEndRenderPass)(anv_cmd_buffer_to_handle(cmd_buffer));
          }
       }
    }
@@ -1621,19 +1622,19 @@ anv_device_init_meta(struct anv_device *device)
    anv_device_init_meta_clear_state(device);
    anv_device_init_meta_blit_state(device);
 
-   vkCreateDynamicRasterState(anv_device_to_handle(device),
+   ANV_CALL(CreateDynamicRasterState)(anv_device_to_handle(device),
       &(VkDynamicRasterStateCreateInfo) {
          .sType = VK_STRUCTURE_TYPE_DYNAMIC_RASTER_STATE_CREATE_INFO,
       },
       &device->meta_state.shared.rs_state);
 
-   vkCreateDynamicColorBlendState(anv_device_to_handle(device),
+   ANV_CALL(CreateDynamicColorBlendState)(anv_device_to_handle(device),
       &(VkDynamicColorBlendStateCreateInfo) {
          .sType = VK_STRUCTURE_TYPE_DYNAMIC_COLOR_BLEND_STATE_CREATE_INFO
       },
       &device->meta_state.shared.cb_state);
 
-   vkCreateDynamicDepthStencilState(anv_device_to_handle(device),
+   ANV_CALL(CreateDynamicDepthStencilState)(anv_device_to_handle(device),
       &(VkDynamicDepthStencilStateCreateInfo) {
          .sType = VK_STRUCTURE_TYPE_DYNAMIC_DEPTH_STENCIL_STATE_CREATE_INFO
       },

src/vulkan/anv_private.h

@@ -369,6 +369,16 @@ void anv_bo_pool_free(struct anv_bo_pool *pool, const struct anv_bo *bo);
 
 void *anv_resolve_entrypoint(uint32_t index);
 
+extern struct anv_dispatch_table dtable;
+
+#define ANV_CALL(func) ({ \
+   if (dtable.func == NULL) { \
+      size_t idx = offsetof(struct anv_dispatch_table, func) / sizeof(void *); \
+      dtable.entrypoints[idx] = anv_resolve_entrypoint(idx); \
+   } \
+   dtable.func; \
+})
+
 
 struct anv_physical_device {
     struct anv_instance *                       instance;

src/vulkan/glsl_scraper.py

@@ -240,11 +240,12 @@ with open_file(outfname, 'w') as outfile:
       #define _ANV_SPIRV_MODULE_INFO2(_line) _anv_glsl_helpers_shader ## _line ## _info
       #define _ANV_SPIRV_MODULE_INFO(_line) _ANV_SPIRV_MODULE_INFO2(_line)
 
-      #define GLSL_VK_SHADER_MODULE(device, stage, ...) ({                    \\
-         VkShaderModule __module;                                             \\
-         vkCreateShaderModule(anv_device_to_handle(device),                   \\
-                              &_ANV_SPIRV_MODULE_INFO(__LINE__), &__module);  \\
-         __module;                                                            \\
+      #define GLSL_VK_SHADER_MODULE(device, stage, ...) ({                 \\
+         VkShaderModule __module;                                          \\
+         ANV_CALL(CreateShaderModule)(anv_device_to_handle(device),        \\
+                                      &_ANV_SPIRV_MODULE_INFO(__LINE__),   \\
+                                      &__module);                          \\
+         __module;                                                         \\
       })
       """))