op_NoMem = new_ir_op(iro_NoMem, "NoMem", op_pin_state_pinned, N, oparity_zero, -1, 0, NULL);
op_Mux = new_ir_op(iro_Mux, "Mux", op_pin_state_floats, N, oparity_trinary, -1, 0, NULL);
op_CopyB = new_ir_op(iro_CopyB, "CopyB", op_pin_state_mem_pinned, L|F|H, oparity_trinary, -1, sizeof(copyb_attr), NULL);
op_NoMem = new_ir_op(iro_NoMem, "NoMem", op_pin_state_pinned, N, oparity_zero, -1, 0, NULL);
op_Mux = new_ir_op(iro_Mux, "Mux", op_pin_state_floats, N, oparity_trinary, -1, 0, NULL);
op_CopyB = new_ir_op(iro_CopyB, "CopyB", op_pin_state_mem_pinned, L|F|H, oparity_trinary, -1, sizeof(copyb_attr), NULL);