F(cmpt_control, 29, 29)
FC(branch_control, 28, 28, devinfo->gen >= 8)
FC(acc_wr_control, 28, 28, devinfo->gen >= 6)
+FC(mask_control_ex, 28, 28, devinfo->is_g4x || devinfo->gen == 5)
F(cond_modifier, 27, 24)
FC(math_function, 27, 24, devinfo->gen >= 6)
F(exec_size, 23, 21)
FC(flag_subreg_nr, 28, 28, devinfo->gen <= 6)
F(cond_modifier, 27, 24) /* Same location as brw_inst */
FC(acc_wr_control, 23, 23, devinfo->gen >= 6)
+FC(mask_control_ex, 23, 23, devinfo->is_g4x || devinfo->gen == 5)
F(subreg_index, 22, 18)
F(datatype_index, 17, 13)
F(control_index, 12, 8)