Mesa (master): i965/fs: Don' t invalidate live intervals in saturate propagation.

[Matt Turner]

Module: Mesa
Branch: master
Commit: e9aee2572a56b24d69dd1e01c1a1db3608dd2bc9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=e9aee2572a56b24d69dd1e01c1a1db3608dd2bc9

Author: Matt Turner <mattst88 at gmail.com>
Date:   Mon Sep  8 12:09:44 2014 -0700

i965/fs: Don't invalidate live intervals in saturate propagation.

Reviewed-by: Jason Ekstrand <jason.ekstrand at intel.com>

---

 src/mesa/drivers/dri/i965/brw_fs_saturate_propagation.cpp |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs_saturate_propagation.cpp b/src/mesa/drivers/dri/i965/brw_fs_saturate_propagation.cpp
index 6f7fb6c..347a78e 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_saturate_propagation.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_saturate_propagation.cpp
@@ -95,8 +95,7 @@ fs_visitor::opt_saturate_propagation()
       progress = opt_saturate_propagation_local(this, block) || progress;
    }
 
-   if (progress)
-      invalidate_live_intervals();
+   /* Live intervals are still valid. */
 
    return progress;
 }