Mesa (master): i965/fs/gen7: Allow MATH instructions to have MRF as a destination

[Matt Turner]

Module: Mesa
Branch: master
Commit: 4eeb9ded9d0165a81aa9d2ac01197e30ddf9d835
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=4eeb9ded9d0165a81aa9d2ac01197e30ddf9d835

Author: Matt Turner <mattst88 at gmail.com>
Date:   Tue Feb 12 13:59:37 2013 -0800

i965/fs/gen7: Allow MATH instructions to have MRF as a destination

total instructions in shared programs: 1376297 -> 1375626 (-0.05%)
instructions in affected programs:     35977 -> 35306 (-1.87%)

Reviewed-by: Eric Anholt <eric at anholt.net>

---

 src/mesa/drivers/dri/i965/brw_fs.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index c6143c9..ff4248b 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -2081,7 +2081,7 @@ fs_visitor::compute_to_mrf()
 	    if (scan_inst->mlen)
 	       break;
 
-	    if (intel->gen >= 6) {
+	    if (intel->gen == 6) {
 	       /* gen6 math instructions must have the destination be
 		* GRF, so no compute-to-MRF for them.
 		*/