i965: Explicitly set widths on gen5 math instruction destinations.

Signed-off-by: Jason Ekstrand <jason.ekstrand@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>

diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index c710ad6..cd90989 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -1523,7 +1523,7 @@ fs_visitor::emit_math(enum opcode opcode, fs_reg dst, fs_reg src0, fs_reg src1)
       fs_reg &op0 = is_int_div ? src1 : src0;
       fs_reg &op1 = is_int_div ? src0 : src1;
 
-      emit(BRW_OPCODE_MOV, fs_reg(MRF, base_mrf + 1, op1.type), op1);
+      emit(MOV(fs_reg(MRF, base_mrf + 1, op1.type, dispatch_width), op1));
       inst = emit(opcode, dst, op0, reg_null_f);
 
       inst->base_mrf = base_mrf;