[Mesa-dev] [PATCH 5/5] i965/fs: Invalidate live intervals after copy propagation.

[Eric Anholt]

For copy propgation, we've dropped the use of a GRF in favor of a
(probably later) use of a different GRF.  This definitely requires
invalidating intervals.
---
 src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
index bf26d86..106964d 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
@@ -160,5 +160,8 @@ fs_visitor::opt_copy_propagate()
 
    ralloc_free(mem_ctx);
 
+   if (progress)
+      live_intervals_valid = false;
+
    return progress;
 }
-- 
1.7.10