contrib/gcc/sched-rgn.c

134 #define RGN_NR_BLOCKS(rgn) (rgn_table[rgn].rgn_nr_blocks)
135 #define RGN_BLOCKS(rgn) (rgn_table[rgn].rgn_blocks)
136 #define RGN_DONT_CALC_DEPS(rgn) (rgn_table[rgn].dont_calc_deps)
137 #define RGN_HAS_REAL_EBB(rgn) (rgn_table[rgn].has_real_ebb)
249 /* Mapping from each edge in the graph to its number in the rgn.  */
398   int rgn, bb;
401   for (rgn = 0; rgn < nr_regions; rgn++)
403       fprintf (sched_dump, ";;\trgn %d nr_blocks %d:\n", rgn,
404 	       rgn_table[rgn].rgn_nr_blocks);
409       current_blocks = RGN_BLOCKS (rgn);
411       for (bb = 0; bb < rgn_table[rgn].rgn_nr_blocks; bb++)
2647 schedule_region (int rgn)
2657   current_nr_blocks = RGN_NR_BLOCKS (rgn);
2658   current_blocks = RGN_BLOCKS (rgn);
2670   if (!RGN_DONT_CALC_DEPS (rgn))
2732 	  if (CONTAINING_RGN (block->index) != rgn)
2742 	  if (CONTAINING_RGN (block->index) != rgn)
2763 	  if (CONTAINING_RGN (block->index) != rgn)
2880   int rgn;
2921       for (rgn = 0; rgn < nr_regions; rgn++)
2922         check_dead_notes1 (rgn, blocks);
2936   int rgn;
2964   for (rgn = 0; rgn < nr_regions; rgn++)
2965     schedule_region (rgn);
3001   for (rgn = 0; rgn < nr_regions; rgn++)
3002     if (RGN_NR_BLOCKS (rgn) > 1
3004 	|| RGN_HAS_REAL_EBB (rgn)
3007 	|| !glat_start[rgn_bb_table[RGN_BLOCKS (rgn)]])
3011 	SET_BIT (blocks, rgn_bb_table[RGN_BLOCKS (rgn)]);
3012 	RESET_BIT (large_region_blocks, rgn_bb_table[RGN_BLOCKS (rgn)]);
3035       for (rgn = 0; rgn < nr_regions; rgn++)
3036 	if (RGN_NR_BLOCKS (rgn) == 1)
3039 	    SET_BIT (blocks, rgn_bb_table[RGN_BLOCKS (rgn)]);
3041 	    gcc_assert (deaths_in_region[rgn]
3250 check_dead_notes1 (int rgn, sbitmap blocks)
3255   for (b = RGN_NR_BLOCKS (rgn) - 1; b >= 0; --b)
3256     SET_BIT (blocks, rgn_bb_table[RGN_BLOCKS (rgn) + b]);
3258   deaths_in_region[rgn] = count_or_remove_death_notes (blocks, 1);