[Mesa-dev] [PATCH 7/8] i965: Add performance debug for when the state cache gets nuked.

[Eric Anholt]

---
 src/mesa/drivers/dri/i965/brw_state_cache.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/mesa/drivers/dri/i965/brw_state_cache.c b/src/mesa/drivers/dri/i965/brw_state_cache.c
index 4ae8e12..57a5ee9 100644
--- a/src/mesa/drivers/dri/i965/brw_state_cache.c
+++ b/src/mesa/drivers/dri/i965/brw_state_cache.c
@@ -375,8 +375,11 @@ brw_state_cache_check_size(struct brw_context *brw)
    /* un-tuned guess.  Each object is generally a page, so 1000 of them is 4 MB of
     * state cache.
     */
-   if (brw->cache.n_items > 1000)
+   if (brw->cache.n_items > 1000) {
+      perf_debug("Exceeded state cache size limit.  Clearing the set "
+                 "of compiled programs, which will trigger recompiles\n");
       brw_clear_cache(brw, &brw->cache);
+   }
 }
 
 
-- 
1.7.10.4