df.h (df_rd_bb_info, [...]): Embedd bitmap_head into the structure.

	* df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info,
	df_byte_lr_bb_info): Embedd bitmap_head into the structure.
	(DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN,
	DF_BYTE_LR_OUT): Update for embedded bitmaps.
	* fwprop.c (single_def_use_enter_block): Likewise.
	* ddg.c (create_ddg_dep_from_intra_loop_link,
	add_cross_iteration_register_deps, build_inter_loop_deps): Likewise.
	* loop-iv.c (latch_dominating_def): Likewise.
	* df-problems.c (df_rd_free_bb_info, df_rd_alloc,
	df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def,
	df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function,
	df_rd_transfer_function, df_rd_top_dump,
	df_rd_bottom_dump): Update.
	(df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute,
	df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute,
	df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init,
	df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump,
	df_lr_verify_solution_start, df_lr_verify_solution_end,
	df_lr_verify_transfer_functions, df_lr_verify_transfer_functions,
	df_live_free_bb_info, df_live_alloc, df_live_reset,
	df_live_bb_local_compute, df_live_init, df_live_transfer_function,
	df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump,
	df_live_verify_solution_start, df_live_verify_solution_end,
	df_live_verify_transfer_functions, df_chain_create_bb,
	df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset,
	df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
	df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
	df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init,
	df_byte_lr_confluence_0, df_byte_lr_confluence_n,
	df_byte_lr_transfer_function, df_byte_lr_top_dump,
	df_byte_lr_bottom_dump, df_create_unused_note,
	df_note_bb_compute, df_md_free_bb_info, df_md_alloc,
	df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset,
	df_md_transfer_function, df_md_init, df_md_confluence_0,
	df_md_confluence_n,
	df_md_top_dump, df_md_bottom_dump): Update.  (struct df_lr_problem_data):
	Embedd bitmap headers.

From-SVN: r160268

gcc/ChangeLog

 2010-06-04  Jan Hubicka  <jh@suse.cz>
 
+	* df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info,
+	df_byte_lr_bb_info): Embedd bitmap_head into the structure.
+	(DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN,
+	DF_BYTE_LR_OUT): Update for embedded bitmaps.
+	* fwprop.c (single_def_use_enter_block): Likewise.
+	* ddg.c (create_ddg_dep_from_intra_loop_link,
+	add_cross_iteration_register_deps, build_inter_loop_deps): Likewise.
+	* loop-iv.c (latch_dominating_def): Likewise.
+	* df-problems.c (df_rd_free_bb_info, df_rd_alloc,
+	df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def,
+	df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function,
+	df_rd_transfer_function, df_rd_top_dump,
+	df_rd_bottom_dump): Update.
+	(df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute,
+	df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute,
+	df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init,
+	df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump,
+	df_lr_verify_solution_start, df_lr_verify_solution_end,
+	df_lr_verify_transfer_functions, df_lr_verify_transfer_functions,
+	df_live_free_bb_info, df_live_alloc, df_live_reset,
+	df_live_bb_local_compute, df_live_init, df_live_transfer_function,
+	df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump,
+	df_live_verify_solution_start, df_live_verify_solution_end,
+	df_live_verify_transfer_functions, df_chain_create_bb,
+	df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset,
+	df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
+	df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
+	df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init,
+	df_byte_lr_confluence_0, df_byte_lr_confluence_n,
+	df_byte_lr_transfer_function, df_byte_lr_top_dump,
+	df_byte_lr_bottom_dump, df_create_unused_note,
+	df_note_bb_compute, df_md_free_bb_info, df_md_alloc,
+	df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset,
+	df_md_transfer_function, df_md_init, df_md_confluence_0,
+	df_md_confluence_n,
+	df_md_top_dump, df_md_bottom_dump): Update.  (struct df_lr_problem_data):
+	Embedd bitmap headers.
+
+2010-06-04  Jan Hubicka  <jh@suse.cz>
+
 	* dce.c (dce_process_block): Do not re-scan already marked instructions.
 
 2010-06-04  Bernd Schmidt  <bernds@codesourcery.com>

gcc/ddg.c

@@ -192,7 +192,7 @@ create_ddg_dep_from_intra_loop_link (ddg_ptr g, ddg_node_ptr src_node,
           first_def = df_bb_regno_first_def_find (g->bb, regno);
           gcc_assert (first_def);
 
-          if (bitmap_bit_p (bb_info->gen, DF_REF_ID (first_def)))
+          if (bitmap_bit_p (&bb_info->gen, DF_REF_ID (first_def)))
             return;
         }
     }
@@ -263,7 +263,7 @@ add_cross_iteration_register_deps (ddg_ptr g, df_ref last_def)
 
 #ifdef ENABLE_CHECKING
   if (DF_REF_ID (last_def) != DF_REF_ID (first_def))
-    gcc_assert (!bitmap_bit_p (bb_info->gen, DF_REF_ID (first_def)));
+    gcc_assert (!bitmap_bit_p (&bb_info->gen, DF_REF_ID (first_def)));
 #endif
 
   /* Create inter-loop true dependences and anti dependences.  */
@@ -338,7 +338,7 @@ build_inter_loop_deps (ddg_ptr g)
   rd_bb_info = DF_RD_BB_INFO (g->bb);
 
   /* Find inter-loop register output, true and anti deps.  */
-  EXECUTE_IF_SET_IN_BITMAP (rd_bb_info->gen, 0, rd_num, bi)
+  EXECUTE_IF_SET_IN_BITMAP (&rd_bb_info->gen, 0, rd_num, bi)
   {
     df_ref rd = DF_DEFS_GET (rd_num);
 

gcc/df.h

@@ -626,20 +626,20 @@ struct df
 
 /* Most transformations that wish to use live register analysis will
    use these macros.  This info is the and of the lr and live sets.  */
-#define DF_LIVE_IN(BB) (DF_LIVE_BB_INFO(BB)->in)
-#define DF_LIVE_OUT(BB) (DF_LIVE_BB_INFO(BB)->out)
+#define DF_LIVE_IN(BB) (&DF_LIVE_BB_INFO(BB)->in)
+#define DF_LIVE_OUT(BB) (&DF_LIVE_BB_INFO(BB)->out)
 
 /* These macros are used by passes that are not tolerant of
    uninitialized variables.  This intolerance should eventually
    be fixed.  */
-#define DF_LR_IN(BB) (DF_LR_BB_INFO(BB)->in)
-#define DF_LR_OUT(BB) (DF_LR_BB_INFO(BB)->out)
+#define DF_LR_IN(BB) (&DF_LR_BB_INFO(BB)->in)
+#define DF_LR_OUT(BB) (&DF_LR_BB_INFO(BB)->out)
 
 /* These macros are used by passes that are not tolerant of
    uninitialized variables.  This intolerance should eventually
    be fixed.  */
-#define DF_BYTE_LR_IN(BB) (DF_BYTE_LR_BB_INFO(BB)->in)
-#define DF_BYTE_LR_OUT(BB) (DF_BYTE_LR_BB_INFO(BB)->out)
+#define DF_BYTE_LR_IN(BB) (&DF_BYTE_LR_BB_INFO(BB)->in)
+#define DF_BYTE_LR_OUT(BB) (&DF_BYTE_LR_BB_INFO(BB)->out)
 
 /* Macros to access the elements within the ref structure.  */
 
@@ -796,13 +796,13 @@ struct df_scan_bb_info
 struct df_rd_bb_info
 {
   /* Local sets to describe the basic blocks.   */
-  bitmap kill;
-  bitmap sparse_kill;
-  bitmap gen;   /* The set of defs generated in this block.  */
+  bitmap_head kill;
+  bitmap_head sparse_kill;
+  bitmap_head gen;   /* The set of defs generated in this block.  */
 
   /* The results of the dataflow problem.  */
-  bitmap in;    /* At the top of the block.  */
-  bitmap out;   /* At the bottom of the block.  */
+  bitmap_head in;    /* At the top of the block.  */
+  bitmap_head out;   /* At the bottom of the block.  */
 };
 
 
@@ -812,13 +812,13 @@ struct df_rd_bb_info
 struct df_md_bb_info
 {
   /* Local sets to describe the basic blocks.  */
-  bitmap gen;    /* Partial/conditional definitions live at BB out.  */
-  bitmap kill;   /* Other definitions that are live at BB out.  */
-  bitmap init;   /* Definitions coming from dominance frontier edges. */
+  bitmap_head gen;    /* Partial/conditional definitions live at BB out.  */
+  bitmap_head kill;   /* Other definitions that are live at BB out.  */
+  bitmap_head init;   /* Definitions coming from dominance frontier edges. */
 
   /* The results of the dataflow problem.  */
-  bitmap in;    /* Just before the block itself. */
-  bitmap out;   /* At the bottom of the block.  */
+  bitmap_head in;    /* Just before the block itself. */
+  bitmap_head out;   /* At the bottom of the block.  */
 };
 
 
@@ -828,13 +828,13 @@ struct df_md_bb_info
 struct df_lr_bb_info
 {
   /* Local sets to describe the basic blocks.  */
-  bitmap def;   /* The set of registers set in this block
-                   - except artificial defs at the top.  */
-  bitmap use;   /* The set of registers used in this block.  */
+  bitmap_head def;   /* The set of registers set in this block
+                        - except artificial defs at the top.  */
+  bitmap_head use;   /* The set of registers used in this block.  */
 
   /* The results of the dataflow problem.  */
-  bitmap in;    /* Just before the block itself. */
-  bitmap out;   /* At the bottom of the block.  */
+  bitmap_head in;    /* Just before the block itself. */
+  bitmap_head out;   /* At the bottom of the block.  */
 };
 
 
@@ -845,13 +845,13 @@ struct df_lr_bb_info
 struct df_live_bb_info
 {
   /* Local sets to describe the basic blocks.  */
-  bitmap kill;  /* The set of registers unset in this block.  Calls,
-		   for instance, unset registers.  */
-  bitmap gen;   /* The set of registers set in this block.  */
+  bitmap_head kill;  /* The set of registers unset in this block.  Calls,
+		        for instance, unset registers.  */
+  bitmap_head gen;   /* The set of registers set in this block.  */
 
   /* The results of the dataflow problem.  */
-  bitmap in;    /* At the top of the block.  */
-  bitmap out;   /* At the bottom of the block.  */
+  bitmap_head in;    /* At the top of the block.  */
+  bitmap_head out;   /* At the bottom of the block.  */
 };
 
 
@@ -861,13 +861,13 @@ indexed by the df_byte_lr_offset array which is indexed by pseudo.  */
 struct df_byte_lr_bb_info
 {
   /* Local sets to describe the basic blocks.  */
-  bitmap def;   /* The set of registers set in this block
-                   - except artificial defs at the top.  */
-  bitmap use;   /* The set of registers used in this block.  */
+  bitmap_head def;   /* The set of registers set in this block
+                        - except artificial defs at the top.  */
+  bitmap_head use;   /* The set of registers used in this block.  */
 
   /* The results of the dataflow problem.  */
-  bitmap in;    /* Just before the block itself. */
-  bitmap out;   /* At the bottom of the block.  */
+  bitmap_head in;    /* Just before the block itself. */
+  bitmap_head out;   /* At the bottom of the block.  */
 };
 
 

gcc/fwprop.c

@@ -220,8 +220,8 @@ single_def_use_enter_block (struct dom_walk_data *walk_data ATTRIBUTE_UNUSED,
   struct df_lr_bb_info *lr_bb_info = df_lr_get_bb_info (bb_index);
   rtx insn;
 
-  bitmap_copy (local_md, md_bb_info->in);
-  bitmap_copy (local_lr, lr_bb_info->in);
+  bitmap_copy (local_md, &md_bb_info->in);
+  bitmap_copy (local_lr, &lr_bb_info->in);
 
   /* Push a marker for the leave_block callback.  */
   VEC_safe_push (df_ref, heap, reg_defs_stack, NULL);

gcc/loop-iv.c

@@ -304,7 +304,7 @@ latch_dominating_def (rtx reg, df_ref *def)
   for (adef = DF_REG_DEF_CHAIN (regno); adef; adef = DF_REF_NEXT_REG (adef))
     {
       if (!bitmap_bit_p (df->blocks_to_analyze, DF_REF_BBNO (adef))
-	  || !bitmap_bit_p (bb_info->out, DF_REF_ID (adef)))
+	  || !bitmap_bit_p (&bb_info->out, DF_REF_ID (adef)))
 	continue;
 
       /* More than one reaching definition.  */