config/ia64/ia64.c

7641   memcpy (prev_cycle_state, curr_state, dfa_state_size);
7749 	  state_transition (curr_state, dfa_stop_insn);
7761 	    state_reset (curr_state);
7764 	      memcpy (curr_state, prev_cycle_state, dfa_state_size);
7765 	      state_transition (curr_state, dfa_stop_insn);
7766 	      state_transition (curr_state, dfa_pre_cycle_insn);
7767 	      state_transition (curr_state, NULL);
8669   struct bundle_state *curr_state, *next_state;
8671   for (curr_state = allocated_bundle_states_chain;
8672        curr_state != NULL;
8673        curr_state = next_state)
8675       next_state = curr_state->allocated_states_chain;
8676       free (curr_state->dfa_state);
8677       free (curr_state);
8789 try_issue_nops (struct bundle_state *curr_state, int nops_num)
8794     if (state_transition (curr_state->dfa_state, ia64_nop) >= 0)
8796 	free_bundle_state (curr_state);
8807 try_issue_insn (struct bundle_state *curr_state, rtx insn)
8809   if (insn && state_transition (curr_state->dfa_state, insn) >= 0)
8811       free_bundle_state (curr_state);
8829   struct bundle_state *curr_state;
8831   curr_state = get_free_bundle_state ();
8832   memcpy (curr_state->dfa_state, originator->dfa_state, dfa_state_size);
8833   curr_state->insn = insn;
8834   curr_state->insn_num = originator->insn_num + 1;
8835   curr_state->cost = originator->cost;
8836   curr_state->originator = originator;
8837   curr_state->before_nops_num = before_nops_num;
8838   curr_state->after_nops_num = 0;
8839   curr_state->accumulated_insns_num
8841   curr_state->branch_deviation = originator->branch_deviation;
8842   curr_state->middle_bundle_stops = originator->middle_bundle_stops;
8847       if (!try_issue_nops (curr_state, before_nops_num))
8849       if (!try_issue_insn (curr_state, insn))
8851       memcpy (temp_dfa_state, curr_state->dfa_state, dfa_state_size);
8852       if (curr_state->accumulated_insns_num % 3 != 0)
8853 	curr_state->middle_bundle_stops++;
8855 	  && curr_state->accumulated_insns_num % 3 != 0)
8857 	  free_bundle_state (curr_state);
8863       if (!try_issue_nops (curr_state, before_nops_num))
8865       if (!try_issue_insn (curr_state, insn))
8867       curr_state->accumulated_insns_num++;
8871 	curr_state->accumulated_insns_num++;
8882 	  free_bundle_state (curr_state);
8886       state_transition (curr_state->dfa_state, dfa_pre_cycle_insn);
8887       state_transition (curr_state->dfa_state, NULL);
8888       curr_state->cost++;
8889       if (!try_issue_nops (curr_state, before_nops_num))
8891       if (!try_issue_insn (curr_state, insn))
8893       curr_state->accumulated_insns_num++;
8897 	  curr_state->after_nops_num
8898 	    = 3 - curr_state->accumulated_insns_num % 3;
8899 	  curr_state->accumulated_insns_num
8900 	    += 3 - curr_state->accumulated_insns_num % 3;
8903 	curr_state->accumulated_insns_num++;
8906     curr_state->branch_deviation
8907       += 2 - (curr_state->accumulated_insns_num - 1) % 3;
8908   if (try_bundle_end_p && curr_state->accumulated_insns_num % 3 != 0)
8910       if (!only_bundle_end_p && insert_bundle_state (curr_state))
8919 	  *curr_state1 = *curr_state;
8922 	  memcpy (curr_state1->dfa_state, curr_state->dfa_state,
8924 	  curr_state = curr_state1;
8926       if (!try_issue_nops (curr_state,
8927 			   3 - curr_state->accumulated_insns_num % 3))
8929       curr_state->after_nops_num
8930 	= 3 - curr_state->accumulated_insns_num % 3;
8931       curr_state->accumulated_insns_num
8932 	+= 3 - curr_state->accumulated_insns_num % 3;
8934   if (!insert_bundle_state (curr_state))
8935     free_bundle_state (curr_state);
9146   struct bundle_state *curr_state, *next_state, *best_state;
9168   curr_state = get_free_bundle_state ();
9169   curr_state->insn = NULL;
9170   curr_state->before_nops_num = 0;
9171   curr_state->after_nops_num = 0;
9172   curr_state->insn_num = 0;
9173   curr_state->cost = 0;
9174   curr_state->accumulated_insns_num = 0;
9175   curr_state->branch_deviation = 0;
9176   curr_state->middle_bundle_stops = 0;
9177   curr_state->next = NULL;
9178   curr_state->originator = NULL;
9179   state_reset (curr_state->dfa_state);
9180   index_to_bundle_states [0] = curr_state;
9211       for (curr_state = index_to_bundle_states [insn_num - 1];
9212 	   curr_state != NULL;
9213 	   curr_state = next_state)
9215 	  pos = curr_state->accumulated_insns_num % 3;
9216 	  next_state = curr_state->next;
9232 	    issue_nops_and_insn (curr_state, 2, insn, bundle_end_p,
9234 	  issue_nops_and_insn (curr_state, 1, insn, bundle_end_p,
9236 	  issue_nops_and_insn (curr_state, 0, insn, bundle_end_p,
9240       for (curr_state = index_to_bundle_states [insn_num];
9241 	   curr_state != NULL;
9242 	   curr_state = curr_state->next)
9260 	       curr_state->unique_num,
9261 	       (curr_state->originator == NULL
9262 		? -1 : curr_state->originator->unique_num),
9263 	       curr_state->cost,
9264 	       curr_state->before_nops_num, curr_state->after_nops_num,
9265 	       curr_state->accumulated_insns_num, curr_state->branch_deviation,
9266 	       curr_state->middle_bundle_stops,
9267 	       ((struct DFA_chip *) curr_state->dfa_state)->twob_automaton_state,
9277   for (curr_state = index_to_bundle_states [insn_num];
9278        curr_state != NULL;
9279        curr_state = curr_state->next)
9284     if (curr_state->accumulated_insns_num % 3 == 0
9285 	&& (best_state == NULL || best_state->cost > curr_state->cost
9286 	    || (best_state->cost == curr_state->cost
9287 		&& (curr_state->accumulated_insns_num
9289 		    || (curr_state->accumulated_insns_num
9291 			&& (curr_state->branch_deviation
9293 			    || (curr_state->branch_deviation
9295 				&& curr_state->middle_bundle_stops
9297       best_state = curr_state;
9302   for (curr_state = best_state;
9303        curr_state->originator != NULL;
9304        curr_state = curr_state->originator)
9306       insn = curr_state->insn;
9322 	     curr_state->unique_num,
9323 	     (curr_state->originator == NULL
9324 	      ? -1 : curr_state->originator->unique_num),
9325 	     curr_state->cost,
9326 	     curr_state->before_nops_num, curr_state->after_nops_num,
9327 	     curr_state->accumulated_insns_num, curr_state->branch_deviation,
9328 	     curr_state->middle_bundle_stops,
9329 	     ((struct DFA_chip *) curr_state->dfa_state)->twob_automaton_state,
9335       max_pos = get_max_pos (curr_state->dfa_state);
9345 	    template0 = get_template (curr_state->dfa_state, 3);
9348 	      template1 = get_template (curr_state->dfa_state, 3);
9349 	      template0 = get_template (curr_state->dfa_state, 6);
9356 	  template1 = get_template (curr_state->dfa_state, 3);
9361 	for (i = 0; i < curr_state->after_nops_num; i++)
9405       for (i = 0; i < curr_state->before_nops_num; i++)