465   basic_block else_bb = ce_info->else_bb;	/* ELSE or NULL */  in cond_exec_process_if_block()  local
490       if (else_bb || ! ce_info->and_and_p)  in cond_exec_process_if_block()
519   if (else_bb)  in cond_exec_process_if_block()
524       else_start = first_active_insn (else_bb);  in cond_exec_process_if_block()
525       else_end = last_active_insn (else_bb, TRUE);  in cond_exec_process_if_block()
526       else_n_insns = ce_info->num_else_insns = count_bb_insns (else_bb);  in cond_exec_process_if_block()
531       n_matching = flow_find_cross_jump (then_bb, else_bb,  in cond_exec_process_if_block()
536       if (else_first_tail == BB_HEAD (else_bb))  in cond_exec_process_if_block()
544 	    else_end = find_active_insn_before (else_bb, else_first_tail);  in cond_exec_process_if_block()
556 	    = flow_find_head_matching_sequence (then_bb, else_bb,  in cond_exec_process_if_block()
587 		else_start = find_active_insn_after (else_bb, else_last_head);  in cond_exec_process_if_block()
699   then_mod_ok = (else_bb == NULL_BLOCK);  in cond_exec_process_if_block()
711   if (else_bb && else_end  in cond_exec_process_if_block()
750     delete_insn_chain (first_active_insn (else_bb), else_last_head, false);  in cond_exec_process_if_block()
1111   if (if_info->else_bb)  in noce_simple_bbs()
2101   basic_block else_bb = if_info->else_bb;  in noce_try_cmove_arith()  local
2167 	  std::swap (then_bb, else_bb);  in noce_try_cmove_arith()
2171   if (then_bb && else_bb  in noce_try_cmove_arith()
2172       && (!bbs_ok_for_cmove_arith (then_bb, else_bb,  if_info->orig_x)  in noce_try_cmove_arith()
2173 	  || !bbs_ok_for_cmove_arith (else_bb, then_bb,  if_info->orig_x)))  in noce_try_cmove_arith()
2186   if (b_simple || !else_bb)  in noce_try_cmove_arith()
2277   if (tmp_a && else_bb)  in noce_try_cmove_arith()
2279       FOR_BB_INSNS (else_bb, tmp_insn)  in noce_try_cmove_arith()
2295       if (!noce_emit_bb (emit_b, else_bb, b_simple))  in noce_try_cmove_arith()
2306       if (!noce_emit_bb (emit_b, else_bb, b_simple))  in noce_try_cmove_arith()
3429   basic_block else_bb = if_info->else_bb;	/* ELSE or NULL */  in noce_process_if_block()  local
3450   if (!else_bb  in noce_process_if_block()
3470   if (else_bb  in noce_process_if_block()
3471       && !bb_valid_for_noce_process_p (else_bb, cond, &else_cost,  in noce_process_if_block()
3475   if (else_bb == NULL)  in noce_process_if_block()
3497   if (else_bb)  in noce_process_if_block()
3499       insn_b = last_active_insn (else_bb, FALSE);  in noce_process_if_block()
3600       if (insn_b && else_bb)  in noce_process_if_block()
3604 	  if (else_bb && insn_b == BB_END (else_bb))  in noce_process_if_block()
3605 	    BB_END (else_bb) = PREV_INSN (insn_b);  in noce_process_if_block()
3665   if (!else_bb && set_b)  in noce_process_if_block()
3698   if (else_bb)  in noce_process_if_block()
3700       delete_basic_block (else_bb);  in noce_process_if_block()
3880   basic_block else_bb = if_info->else_bb;  in cond_move_process_if_block()  local
3900       || (else_bb  in cond_move_process_if_block()
3901 	  && !check_cond_move_block (else_bb, &else_vals, &else_regs, cond)))  in cond_move_process_if_block()
3950       || (else_bb  in cond_move_process_if_block()
3951 	  && !cond_move_convert_if_block (if_info, else_bb, cond,  in cond_move_process_if_block()
3964       loc_insn = first_active_insn (else_bb);  in cond_move_process_if_block()
3969   if (else_bb)  in cond_move_process_if_block()
3971       delete_basic_block (else_bb);  in cond_move_process_if_block()
4010   basic_block then_bb, else_bb, join_bb;  in noce_find_if_block()  local
4029       else_bb = else_edge->dest;  in noce_find_if_block()
4038       else_bb = NULL_BLOCK;  in noce_find_if_block()
4053       else_bb = NULL_BLOCK;  in noce_find_if_block()
4064   if (else_bb  in noce_find_if_block()
4065       && single_succ_edge (else_bb)->flags & EDGE_COMPLEX)  in noce_find_if_block()
4074 	       (else_bb) ? "-ELSE" : "",  in noce_find_if_block()
4077       if (else_bb)  in noce_find_if_block()
4078 	fprintf (dump_file, ", else %d", else_bb->index);  in noce_find_if_block()
4102   if_info.else_bb = else_bb;  in noce_find_if_block()
4144   basic_block else_bb = ce_info->else_bb;	/* ELSE or NULL */  in merge_if_block()  local
4198   if (else_bb)  in merge_if_block()
4204       if (EDGE_COUNT (else_bb->succs) == 0  in merge_if_block()
4207 	  rtx_insn *end = NEXT_INSN (BB_END (else_bb));  in merge_if_block()
4214       merge_blocks (combo_bb, else_bb);  in merge_if_block()
4323   ce_info.else_bb = else_edge->dest;  in find_if_header()
4442   basic_block else_bb = ce_info->else_bb;  in cond_exec_find_if_block()  local
4466       if ((n_insns = block_jumps_and_fallthru_p (bb, else_bb)) >= 0)  in cond_exec_find_if_block()
4469 	  target_bb = else_bb;  in cond_exec_find_if_block()
4523   FOR_EACH_EDGE (cur_edge, ei, else_bb->preds)  in cond_exec_find_if_block()
4545       if (single_pred_p (else_bb) && else_bb != EXIT_BLOCK_PTR_FOR_FN (cfun))  in cond_exec_find_if_block()
4559 	  join_bb = else_bb;  in cond_exec_find_if_block()
4560 	  else_bb = NULL_BLOCK;  in cond_exec_find_if_block()
4568   else if (single_succ (then_bb) == else_bb)  in cond_exec_find_if_block()
4570       join_bb = else_bb;  in cond_exec_find_if_block()
4571       else_bb = NULL_BLOCK;  in cond_exec_find_if_block()
4577   else if (single_succ_p (else_bb)  in cond_exec_find_if_block()
4578 	   && single_succ (then_bb) == single_succ (else_bb)  in cond_exec_find_if_block()
4579 	   && single_pred_p (else_bb)  in cond_exec_find_if_block()
4580 	   && !(single_succ_edge (else_bb)->flags & EDGE_COMPLEX)  in cond_exec_find_if_block()
4582 		&& tablejump_p (BB_END (else_bb), NULL, NULL)))  in cond_exec_find_if_block()
4583     join_bb = single_succ (else_bb);  in cond_exec_find_if_block()
4596 	       (else_bb) ? "-ELSE" : "",  in cond_exec_find_if_block()
4603       if (else_bb)  in cond_exec_find_if_block()
4605 		 else_bb->index,  in cond_exec_find_if_block()
4606 		 BB_HEAD (else_bb) ? (int)INSN_UID (BB_HEAD (else_bb)) : -1);  in cond_exec_find_if_block()
4634   if (else_bb && (next = next->next_bb) != else_bb)  in cond_exec_find_if_block()
4639       if (else_bb)  in cond_exec_find_if_block()
4647   ce_info->else_bb = else_bb;  in cond_exec_find_if_block()
4675   basic_block else_bb = else_edge->dest;  in find_cond_trap()  local
4685     trap_bb = then_bb, other_bb = else_bb;  in find_cond_trap()
4686   else if ((trap = block_has_only_trap (else_bb)) != NULL)  in find_cond_trap()
4687     trap_bb = else_bb, other_bb = then_bb;  in find_cond_trap()
4734   df_set_bb_dirty (else_bb);  in find_cond_trap()
4873   basic_block else_bb = else_edge->dest;  in find_if_case_1()  local
4895       || (BB_END (else_bb)  in find_if_case_1()
4896 	  && JUMP_P (BB_END (else_bb))  in find_if_case_1()
4897 	  && CROSSING_JUMP_P (BB_END (else_bb))))  in find_if_case_1()
4931   if (else_bb == EXIT_BLOCK_PTR_FOR_FN (cfun))  in find_if_case_1()
4939   if (! dead_or_predicable (test_bb, then_bb, else_bb,  in find_if_case_1()
4950   if (then_bb->next_bb == else_bb  in find_if_case_1()
4952       && else_bb != EXIT_BLOCK_PTR_FOR_FN (cfun))  in find_if_case_1()
4954       redirect_edge_succ (FALLTHRU_EDGE (test_bb), else_bb);  in find_if_case_1()
4957   else if (else_bb == EXIT_BLOCK_PTR_FOR_FN (cfun))  in find_if_case_1()
4959 					     else_bb, else_target);  in find_if_case_1()
4962 					     else_bb);  in find_if_case_1()
4965   df_set_bb_dirty (else_bb);  in find_if_case_1()
4991   basic_block else_bb = else_edge->dest;  in find_if_case_2()  local
4997       && else_bb->loop_father->latch == else_bb)  in find_if_case_2()
5016       || (BB_END (else_bb)  in find_if_case_2()
5017 	  && JUMP_P (BB_END (else_bb))  in find_if_case_2()
5018 	  && CROSSING_JUMP_P (BB_END (else_bb))))  in find_if_case_2()
5022   if (!single_succ_p (else_bb))  in find_if_case_2()
5025     else_succ = single_succ_edge (else_bb);  in find_if_case_2()
5032   if (!single_pred_p (else_bb))  in find_if_case_2()
5056 	     test_bb->index, else_bb->index);  in find_if_case_2()
5060   if (! cheap_bb_rtx_cost_p (else_bb, else_prob,  in find_if_case_2()
5066   if (! dead_or_predicable (test_bb, else_bb, then_bb, else_succ, 0))  in find_if_case_2()
5074   delete_basic_block (else_bb);  in find_if_case_2()