*/
static void split_block(ir_node* block, int i, int j)
{
- ir_node *pred_block = get_nodes_block(get_irn_n(block, i));
- int arity = get_irn_arity(block);
+ ir_node *pred_block = get_nodes_block(get_Block_cfgpred(block, i));
+ int arity = get_Block_n_cfgpreds(block);
ir_node **ins = ALLOCAN(ir_node*, arity + 1);
int new_pred_arity;
ir_node *phi;
set_irn_in(phi, k, ins);
}
- for (k = 0; k < i; ++k) ins[k] = get_irn_n(block, k);
+ for (k = 0; k < i; ++k) ins[k] = get_Block_cfgpred(block, k);
ins[k++] = get_irn_n(pred_block, j);
- for (; k < arity; ++k) ins[k] = get_irn_n(block, k);
- ins[k++] = get_irn_n(block, i);
+ for (; k < arity; ++k) ins[k] = get_Block_cfgpred(block, k);
+ ins[k++] = get_Block_cfgpred(block, i);
set_irn_in(block, k, ins);
new_pred_arity = get_irn_arity(pred_block) - 1;
static void prepare_path(ir_node* block, int i, const ir_node* dependency)
{
- ir_node* pred = get_nodes_block(get_irn_n(block, i));
+ ir_node* pred = get_nodes_block(get_Block_cfgpred(block, i));
int pred_arity;
int j;
mux_true = get_Phi_pred(p, i);
mux_false = get_Phi_pred(p, j);
}
+ if (mux_true == mux_false)
+ continue;
ir_mode *mode = get_irn_mode(mux_true);
if (mode == mode_M
|| !env->allow_ifconv(sel, mux_false, mux_true)) {
} while (phi != NULL);
/* move mux operands into mux_block */
- exchange(get_nodes_block(get_irn_n(block, i)), mux_block);
- exchange(get_nodes_block(get_irn_n(block, j)), mux_block);
+ exchange(get_nodes_block(get_Block_cfgpred(block, i)), mux_block);
+ exchange(get_nodes_block(get_Block_cfgpred(block, j)), mux_block);
if (arity == 2) {
unsigned mark;