contrib/gcc/tree-outof-ssa.c

94   /* The variable partition map.  */
312    edge list.  VAR will hold the partition number found.  CODE is the
331    GRAPH.  VAR will hold the partition number found.  CODE is the
883   /* Assign root variable as partition representative for each live on entry
884      partition.  */
893 	     to another partition which is not coalesced with this one.  */
934    partition.  */
958 	     partition doesn't have the same root variable. Simply marked
964 	      fprintf (dump_file, "partition %d has variable ", x);
1107 		 the partition list, or we get incorrect results.  */
1255    vector for that ssa_name_version.  This information comes from the partition
1265    Any partition which is defined by a statement 'kills' any expression which
1266    is dependent on this partition.  Every ssa version in the partitions'
1271    to the special partition defined by VIRTUAL_PARTITION.
1281    replacing the SSA_NAME tree element with the partition it was assigned,
1285 /* Dependency list element.  This can contain either a partition index or a
1526 	  /* Get the partition this variable was dependent on. Reuse this
1600   /* Add this expression to the dependency list for each use partition.  */
1634   int partition;
1636   /* Remove this expression from its dependent lists.  The partition dependence
1640       partition = info->value;
1641       gcc_assert (tab->partition_dep_list[partition]);
1642       tmp = remove_value_from_list (&(tab->partition_dep_list[partition]),
1648       if (!(tab->partition_dep_list[partition]) && replace)
1649         bitmap_clear_bit (tab->partition_in_use, partition);
1698 kill_expr (temp_expr_table_p tab, int partition, bool clear_bit)
1703   while ((ptr = tab->partition_dep_list[partition]) != NULL)
1707     bitmap_clear_bit (tab->partition_in_use, partition);
1730   int partition;
1775 	  partition = var_to_partition (map, def);
1776 	  if (partition != NO_PARTITION && tab->partition_dep_list[partition])
1777 	    kill_expr (tab, partition, true);
1871   /* Search for PHIs where the destination has no partition, but one
1872      or more arguments has a partition.  This should not happen and can
1893 		      fprintf (stderr, "Argument of PHI is in a partition :(");