llvmpipe: remove misleading debug string

[mesa.git] / src / gallium / drivers / llvmpipe / lp_scene.c

diff --git a/src/gallium/drivers/llvmpipe/lp_scene.c b/src/gallium/drivers/llvmpipe/lp_scene.c
index c7e3c59786482fe0dfbb5d8a48cd8756542604a0..a4fdf7cff3626f8d3bf9587f988cef2b9523b285 100644 (file)
--- a/src/gallium/drivers/llvmpipe/lp_scene.c
+++ b/src/gallium/drivers/llvmpipe/lp_scene.c
@@ -58,7 +58,9 @@ lp_scene_create( struct pipe_context *pipe )
       return NULL;
 
    scene->pipe = pipe;
-   scene->data.head = &scene->data.first;
+
+   scene->data.head =
+      CALLOC_STRUCT(data_block);
 
    pipe_mutex_init(scene->mutex);
 
@@ -73,7 +75,8 @@ void
 lp_scene_destroy(struct lp_scene *scene)
 {
    pipe_mutex_destroy(scene->mutex);
-   assert(scene->data.head == &scene->data.first);
+   assert(scene->data.head->next == NULL);
+   FREE(scene->data.head);
    FREE(scene);
 }
 
@@ -200,7 +203,9 @@ lp_scene_end_rasterization(struct lp_scene *scene )
    for (i = 0; i < scene->tiles_x; i++) {
       for (j = 0; j < scene->tiles_y; j++) {
          struct cmd_bin *bin = lp_scene_get_bin(scene, i, j);
-         bin->head = bin->tail = NULL;
+         bin->head = NULL;
+         bin->tail = NULL;
+         bin->last_state = NULL;
       }
    }
 
@@ -220,7 +225,7 @@ lp_scene_end_rasterization(struct lp_scene *scene )
             if (LP_DEBUG & DEBUG_SETUP)
                debug_printf("resource %d: %p %dx%d sz %d\n",
                             j,
-                            ref->resource[i],
+                            (void *) ref->resource[i],
                             ref->resource[i]->width0,
                             ref->resource[i]->height0,
                             llvmpipe_resource_size(ref->resource[i]));
@@ -240,14 +245,13 @@ lp_scene_end_rasterization(struct lp_scene *scene )
       struct data_block_list *list = &scene->data;
       struct data_block *block, *tmp;
 
-      for (block = list->head; block; block = tmp) {
+      for (block = list->head->next; block; block = tmp) {
          tmp = block->next;
-         if (block != &list->first)
-            FREE(block);
+        FREE(block);
       }
 
-      list->head = &list->first;
       list->head->next = NULL;
+      list->head->used = 0;
    }
 
    lp_fence_reference(&scene->fence, NULL);
@@ -344,6 +348,7 @@ lp_scene_add_resource_reference(struct lp_scene *scene,
    /* Look at existing resource blocks:
     */
    for (ref = scene->resources; ref; ref = ref->next) {
+      last = &ref->next;
 
       /* Search for this resource:
        */
@@ -351,27 +356,27 @@ lp_scene_add_resource_reference(struct lp_scene *scene,
          if (ref->resource[i] == resource)
             return TRUE;
 
-      /* If the block is half-empty, this is the last block.  Append
-       * the reference here.
-       */
-      if (ref->count < RESOURCE_REF_SZ)
-         goto add_new_ref;
-
-      last = &ref->next;
+      if (ref->count < RESOURCE_REF_SZ) {
+         /* If the block is half-empty, then append the reference here.
+          */
+         break;
+      }
    }
 
-   /* Otherwise, need to create a new block:
+   /* Create a new block if no half-empty block was found.
     */
-   *last = lp_scene_alloc(scene, sizeof(struct resource_ref));
-   if (*last) {
+   if (!ref) {
+      assert(*last == NULL);
+      *last = lp_scene_alloc(scene, sizeof *ref);
+      if (*last == NULL)
+          return FALSE;
+
       ref = *last;
       memset(ref, 0, sizeof *ref);
-      goto add_new_ref;
    }
 
-   return FALSE;
-
-add_new_ref:
+   /* Append the reference to the reference block.
+    */
    pipe_resource_reference(&ref->resource[ref->count++], resource);
    scene->resource_reference_size += llvmpipe_resource_size(resource);