i965: Move repeat-instruction-suppression to batchbuffer core

Move the tracking of the last emitted instructions into the core
batchbuffer routines and take advantage of the shadow batch copy to
avoid extra memory allocations and copies.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 0 insertions, 65 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_state_batch.c b/src/mesa/drivers/dri/i965/brw_state_batch.c
index f363a92..213c7a3 100644
--- a/src/mesa/drivers/dri/i965/brw_state_batch.c
+++ b/src/mesa/drivers/dri/i965/brw_state_batch.c
@@ -29,75 +29,10 @@
   *   Keith Whitwell <keith@tungstengraphics.com>
   */
      
-
-
 #include "brw_state.h"
 #include "intel_batchbuffer.h"
 #include "main/imports.h"
 
-
-
-/* A facility similar to the data caching code above, which aims to
- * prevent identical commands being issued repeatedly.
- */
-GLboolean brw_cached_batch_struct( struct brw_context *brw,
-				   const void *data,
-				   GLuint sz )
-{
-   struct brw_cached_batch_item *item = brw->cached_batch_items;
-   struct header *newheader = (struct header *)data;
-
-   if (brw->emit_state_always) {
-      intel_batchbuffer_data(&brw->intel, data, sz, false);
-      return GL_TRUE;
-   }
-
-   while (item) {
-      if (item->header->opcode == newheader->opcode) {
-	 if (item->sz == sz && memcmp(item->header, newheader, sz) == 0)
-	    return GL_FALSE;
-	 if (item->sz != sz) {
-	    free(item->header);
-	    item->header = malloc(sz);
-	    item->sz = sz;
-	 }
-	 goto emit;
-      }
-      item = item->next;
-   }
-
-   assert(!item);
-   item = CALLOC_STRUCT(brw_cached_batch_item);
-   item->header = malloc(sz);
-   item->sz = sz;
-   item->next = brw->cached_batch_items;
-   brw->cached_batch_items = item;
-
- emit:
-   memcpy(item->header, newheader, sz);
-   intel_batchbuffer_data(&brw->intel, data, sz, false);
-   return GL_TRUE;
-}
-
-void brw_clear_batch_cache( struct brw_context *brw )
-{
-   struct brw_cached_batch_item *item = brw->cached_batch_items;
-
-   while (item) {
-      struct brw_cached_batch_item *next = item->next;
-      free((void *)item->header);
-      free(item);
-      item = next;
-   }
-
-   brw->cached_batch_items = NULL;
-}
-
-void brw_destroy_batch_cache( struct brw_context *brw )
-{
-   brw_clear_batch_cache(brw);
-}
-
 /**
  * Allocates a block of space in the batchbuffer for indirect state.
  *