dist/gcc/modulo-sched.c

162 /* Holds the partial schedule as an array of II rows.  Each entry of the
167   int ii;	/* Number of rows in the partial schedule.  */
170   /* rows[i] points to linked list of insns scheduled in row i (0<=i<ii).  */
171   ps_insn_ptr *rows;
523   for (cur_insn = ps->rows[row]; cur_insn; cur_insn = cur_insn->next_in_row)
854     for (crr_insn = ps->rows[row]; crr_insn; crr_insn = crr_insn->next_in_row)
892     for (ps_ij = ps->rows[row]; ps_ij; ps_ij = ps_ij->next_in_row)
1045       for (next_ps_i = ps->rows[row];
1106     for (ps_ij = ps->rows[row]; ps_ij; ps_ij = ps_ij->next_in_row)
2024    The first and last rows are calculated using the following parameters:
2025    START/END rows - The cycles that begins/ends the traversal on the window;
2300       rows_new[row] = ps->rows[row];
2302       ps->rows[row] = NULL;
2321       rows_new[row + 1] = ps->rows[row];
2323       ps->rows[row] = NULL;
2342   free (ps->rows);
2343   ps->rows = rows_new;
2425       for (crr_insn = ps->rows[row]; crr_insn; crr_insn = crr_insn->next_in_row)
2829 /* Create a partial schedule and allocate a memory to hold II rows.  */
2835   ps->rows = (ps_insn_ptr *) xcalloc (ii, sizeof (ps_insn_ptr));
2847 /* Free the PS_INSNs in rows array of the given partial schedule.
2856       while (ps->rows[i])
2858 	  ps_insn_ptr ps_insn = ps->rows[i]->next_in_row;
2860 	  free (ps->rows[i]);
2861 	  ps->rows[i] = ps_insn;
2863       ps->rows[i] = NULL;
2883   free (ps->rows);
2888 /* Clear the rows array with its PS_INSNs, and create a new one with
2889    NEW_II rows.  */
2899   ps->rows = (ps_insn_ptr *) xrealloc (ps->rows, new_ii
2901   memset (ps->rows, 0, new_ii * sizeof (ps_insn_ptr));
2909 /* Prints the partial schedule as an ii rows array, for each rows
2918       ps_insn_ptr ps_i = ps->rows[i];
2961       gcc_assert (ps_i == ps->rows[row]);
2962       ps->rows[row] = ps_i->next_in_row;
2963       if (ps->rows[row])
2964 	ps->rows[row]->prev_in_row = NULL;
3002   for (next_ps_i = ps->rows[row];
3044 	ps->rows[row] = ps_i;
3052       ps_i->next_in_row = ps->rows[row];
3056       ps->rows[row] = ps_i;
3098   if (ps_i == ps->rows[row])
3099     ps->rows[row] = next;
3179       for (crr_insn = ps->rows[SMODULO (cycle, ps->ii)];
3284 /* Rotate the rows of PS such that insns scheduled at time
3300       ps_insn_ptr first_row = ps->rows[0];
3305 	  ps->rows[row] = ps->rows[row + 1];
3309       ps->rows[last_row] = first_row;