i965/cfg: Add a foreach_block_and_inst macro.

Will let us abstract how the instructions are stored.

Reviewed-by: Topi Pohjolainen <topi.pohjolainen@intel.com>

diff --git a/src/mesa/drivers/dri/i965/brw_cfg.h b/src/mesa/drivers/dri/i965/brw_cfg.h
index cdbadde..01fcc1b 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_cfg.h
+++ b/src/mesa/drivers/dri/i965/brw_cfg.h
@@ -103,6 +103,10 @@ struct cfg_t {
    int num_blocks;
 };
 
+#define foreach_block_and_inst(__block, __type, __inst, __cfg) \
+   foreach_block (__block, __cfg)                              \
+      foreach_inst_in_block (__type, __inst, __block)
+
 #define foreach_inst_in_block(__type, __inst, __block)         \
    for (__type *__inst = (__type *)__block->start;             \
         __inst != __block->end->next;                          \