i965: Fix the vector/expression splitting for the write_mask change.

+113 piglits.

1 files changed, 0 insertions, 3 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_fs_vector_splitting.cpp b/src/mesa/drivers/dri/i965/brw_fs_vector_splitting.cpp
index 00d5c20248..d4da86b3b0 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_vector_splitting.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_vector_splitting.cpp
@@ -281,9 +281,6 @@ ir_vector_splitting_visitor::visit_leave(ir_assignment *ir)
 
 	 if (rhs) {
 	    new_rhs = new(mem_ctx) ir_dereference_variable(rhs->components[i]);
-	    /* If we're writing into a writemask, smear it out to that channel. */
-	    if (!lhs)
-	       new_rhs = new(mem_ctx) ir_swizzle(new_rhs, i, i, i, i, i + 1);
 	 } else {
 	    new_rhs = new(mem_ctx) ir_swizzle(ir->rhs->clone(mem_ctx, NULL),
 					      i, i, i, i, 1);