Mesa (master): Revert "i965/vec4: Only zero out unused message components when there are any."

[Kenneth Graunke]

Module: Mesa
Branch: master
Commit: 0bb3cd8090c0897f695008aede5d5a2322d7af42
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=0bb3cd8090c0897f695008aede5d5a2322d7af42

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Mon Sep  9 15:32:26 2013 -0700

Revert "i965/vec4: Only zero out unused message components when there are any."

This reverts commit 6c3db2167c64ecf2366862f15f8e2d4a91f1028c, which I
accidentally pushed along with other code.  A better version of the fix
will be committed later.

---

 src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
index 7ced32c..28dc313 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
@@ -2251,10 +2251,8 @@ vec4_visitor::visit(ir_texture *ir)
 	 emit(MOV(dst_reg(MRF, param_base, ir->coordinate->type, coord_mask),
 		  coordinate));
       }
-      if (zero_mask != 0) {
-         emit(MOV(dst_reg(MRF, param_base, ir->coordinate->type, zero_mask),
-                  src_reg(0)));
-      }
+      emit(MOV(dst_reg(MRF, param_base, ir->coordinate->type, zero_mask),
+	       src_reg(0)));
       /* Load the shadow comparitor */
       if (ir->shadow_comparitor && ir->op != ir_txd) {
 	 emit(MOV(dst_reg(MRF, param_base + 1, ir->shadow_comparitor->type,