df-core.h (df_dump_region): New function.

2007-08-30  Kenneth Zadeck <zadeck@naturalbridge.com>

	* df-core.h (df_dump_region): New function.
	* df.h (df_dump_region): New function.
	* loop-invariant.c (find_defs): Add call to df_dump_region.
	* loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
	df_dump_region.

From-SVN: r127931

gcc/ChangeLog

+2007-08-30  Kenneth Zadeck <zadeck@naturalbridge.com>
+
+	* df-core.h (df_dump_region): New function.
+	* df.h (df_dump_region): New function.
+	* loop-invariant.c (find_defs): Add call to df_dump_region.
+	* loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
+	df_dump_region.
+	
 2007-08-30  Jakub Jelinek  <jakub@redhat.com>
 
 	* decl.c (start_preparsed_function): Set

gcc/df-core.c

@@ -1761,6 +1761,7 @@ df_print_regset (FILE *file, bitmap r)
 
 
 /* Dump dataflow info.  */
+
 void
 df_dump (FILE *file)
 {
@@ -1778,6 +1779,34 @@ df_dump (FILE *file)
 }
 
 
+/* Dump dataflow info for df->blocks_to_analyze.  */
+
+void
+df_dump_region (FILE *file)
+{
+  if (df->blocks_to_analyze)
+    {
+      bitmap_iterator bi;
+      unsigned int bb_index;
+
+      fprintf (file, "\n\nstarting region dump\n");
+      df_dump_start (file);
+      
+      EXECUTE_IF_SET_IN_BITMAP (df->blocks_to_analyze, 0, bb_index, bi) 
+	{
+	  basic_block bb = BASIC_BLOCK (bb_index);
+	  
+	  df_print_bb_index (bb, file);
+	  df_dump_top (bb, file);
+	  df_dump_bottom (bb, file);
+	}
+      fprintf (file, "\n");
+    }
+  else 
+    df_dump (file);
+}
+
+
 /* Dump the introductory information for each problem defined.  */
 
 void

gcc/df.h

@@ -836,6 +836,7 @@ extern bool df_reg_used (rtx, rtx);
 extern void df_worklist_dataflow (struct dataflow *,bitmap, int *, int);
 extern void df_print_regset (FILE *file, bitmap r);
 extern void df_dump (FILE *);
+extern void df_dump_region (FILE *);
 extern void df_dump_start (FILE *);
 extern void df_dump_top (basic_block, FILE *);
 extern void df_dump_bottom (basic_block, FILE *);

gcc/loop-invariant.c

@@ -644,6 +644,7 @@ find_defs (struct loop *loop, basic_block *body)
 
   if (dump_file)
     {
+      df_dump_region (dump_file);
       fprintf (dump_file, "*****starting processing of loop  ******\n");
       print_rtl_with_bb (dump_file, get_insns ());
       fprintf (dump_file, "*****ending processing of loop  ******\n");

gcc/loop-iv.c

@@ -280,7 +280,7 @@ iv_analysis_loop_init (struct loop *loop)
   df_set_blocks (blocks);
   df_analyze ();
   if (dump_file)
-    df_dump (dump_file);
+    df_dump_region (dump_file);
 
   check_iv_ref_table_size ();
   BITMAP_FREE (blocks);