-#if 0
- const ia32_register_req_t **in_req;
- ir_node **in;
- ir_node *new_call, *sync;
- int i, j, n_new_call_in, ignore = 0;
- ia32_attr_t *attr;
- dbg_info *dbg = env->dbg;
- ir_graph *irg = env->irg;
- ir_node *block = env->block;
- ir_node *call = env->irn;
- ir_node **stack_param = NULL;
- ir_node **param = get_Call_param_arr(call);
- ir_node *call_Mem = get_Call_mem(call);
- unsigned cc = get_method_calling_convention(get_Call_type(call));
- int n = get_Call_n_params(call);
- int stack_idx = 0;
- int biggest_n = -1;
- int n_res = get_method_n_ress(get_Call_type(call));
-
- assert(n_res <= 2 && "method with more than two results not supported");
-
- if (cc & cc_reg_param)
- biggest_n = ia32_get_n_regparam_class(n, param, &ignore, &ignore);
-
- /* remember: biggest_n = x means we can pass (x + 1) parameters in register */
-
- /* do we need to pass arguments on stack? */
- if (biggest_n + 1 < n)
- stack_param = xcalloc(n - biggest_n - 1, sizeof(ir_node *));
-
- /* we need at least one in, either for the stack params or the call_Mem */
- n_new_call_in = biggest_n + 2;
-
- /* the call has one IN for all stack parameter and one IN for each reg param */
- in = xcalloc(n_new_call_in, sizeof(ir_node *));
- in_req = xcalloc(n_new_call_in, sizeof(arch_register_req_t *));
-
- /* loop over all parameters and set the register requirements */
- for (i = 0; i <= biggest_n && (cc & cc_reg_param); i++) {
- in_req[i] = ia32_get_RegParam_req(n, param, i, cc);
- }
- stack_idx = i;
-
- /* create remaining stack parameters */
- if (cc & cc_last_on_top) {
- for (i = stack_idx; i < n; i++) {
- /* pass it on stack */
- if (mode_is_float(get_irn_mode(param[i]))) {
- stack_param[i - stack_idx] = new_rd_ia32_fStackArg(get_irn_dbg_info(param[i]), irg,
- block, call_Mem, param[i], mode_M);
- }
- else {
- stack_param[i - stack_idx] = new_rd_ia32_StackArg(get_irn_dbg_info(param[i]), irg,
- block, call_Mem, param[i], mode_M);
- }
- /* set the argument number for later lowering */
- set_ia32_pncode(stack_param[i - stack_idx], i - stack_idx);
- }
- }
- else {
- for (i = n - 1, j = 0; i >= stack_idx; i--, j++) {
- /* pass it on stack */
- if (mode_is_float(get_irn_mode(param[i]))) {
- stack_param[j] = new_rd_ia32_fStackArg(get_irn_dbg_info(param[i]), irg,
- block, call_Mem, param[i], mode_M);
- }
- else {
- stack_param[j] = new_rd_ia32_StackArg(get_irn_dbg_info(param[i]), irg,
- block, call_Mem, param[i], mode_M);
- }
- /* set the argument number for later lowering */
- set_ia32_pncode(stack_param[j], j);
- }
- }
-
- if (stack_param) {
- sync = new_r_Sync(irg, block, n - biggest_n - 1, stack_param);
- in[n_new_call_in - 1] = sync;
- }
- else {
- in[n_new_call_in - 1] = call_Mem;
- }
-
- /* create the new node */
- new_call = new_rd_ia32_Call(dbg, irg, block, n_new_call_in, in);
- set_ia32_Immop_attr(new_call, get_Call_ptr(call));
-
- /* set register requirements for in and out */
- attr = get_ia32_attr(new_call);
- attr->in_req = in_req;
-
- set_ia32_n_res(new_call, n_res);
-
- if (n_res > 0) {
- attr->out_req = xcalloc(n_res, sizeof(ia32_register_req_t *));
- attr->slots = xcalloc(n_res, sizeof(arch_register_t *));
- }
-
- /* two results only appear when a 64bit int result is broken up into two 32bit results */
- if (n_res == 1) {
- if (mode_is_float(get_type_mode(get_method_res_type(get_Call_type(call), 0))))
- attr->out_req[0] = &ia32_default_req_ia32_fp_xmm0;
- else
- attr->out_req[0] = &ia32_default_req_ia32_gp_eax;
- }
- else if (n_res == 2) {
- attr->out_req[0] = &ia32_default_req_ia32_gp_eax;
- attr->out_req[1] = &ia32_default_req_ia32_gp_edx;
- }
-
- /* stack parameter has no OUT register */
- attr->in_req[n_new_call_in - 1] = &ia32_default_req_none;
-
- return new_call;
-#endif