gcc/gcc/tree-ssa-copyrename.c

148    Choose a representative for the partition, and send debug info to DEBUG.  */
151 copy_rename_partition_coalesce (var_map map, tree var1, tree var2, FILE *debug)
167   if (debug)
169       fprintf (debug, "Try : ");
170       print_generic_expr (debug, var1, TDF_SLIM);
171       fprintf (debug, "(P%d) & ", p1);
172       print_generic_expr (debug, var2, TDF_SLIM);
173       fprintf (debug, "(P%d)", p2);
181       if (debug)
182 	fprintf (debug, " : Already coalesced.\n");
198       if (debug)
199 	fprintf (debug, " : Abnormal PHI barrier.  No coalesce.\n");
207       if (debug)
208 	fprintf (debug, " : Same root, coalesced --> P%d.\n", p1);
216       if (debug)
217         fprintf (debug, " : 2 different PARM_DECLS. No coalesce.\n");
224       if (debug)
225         fprintf (debug, " : One root a RESULT_DECL. No coalesce.\n");
241 	  if (debug)
242 	    fprintf (debug, " : 2 different USER vars. No coalesce.\n");
255 	  if (debug)
256 	    fprintf (debug, " : 2 default defs. No coalesce.\n");
275       if (debug)
276 	fprintf (debug, " : Choosen variable has no root.  No coalesce.\n");
288       if (debug)
289 	fprintf (debug, " : Readonly variable.  No coalesce.\n");
301       if (debug)
302 	fprintf (debug, " : Incompatible types.  No coalesce.\n");
318   if (debug)
320       fprintf (debug, " --> P%d ", p3);
321       print_generic_expr (debug, SSA_NAME_VAR (partition_to_var (map, p3)),
323       fprintf (debug, "\n");
371   FILE *debug;
376     debug = dump_file;
378     debug = NULL;
394 	      copy_rename_partition_coalesce (map, lhs, rhs, debug);
423 						  debug);
456 						debug);
461   if (debug)
462     dump_var_map (debug, map);
475       if (debug)
477 	  fprintf (debug, "Coalesced ");
478 	  print_generic_expr (debug, var, TDF_SLIM);
479 	  fprintf (debug, " to ");
480 	  print_generic_expr (debug, part_var, TDF_SLIM);
481 	  fprintf (debug, "\n");