Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H) $(TREE_H) and $(COVERAGE_H).

	* Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
	$(TREE_H) and $(COVERAGE_H).
	* coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
	* opts.c (common_handle_option): Enable tree-based value transforms.
	* toplev.c (process_options): Ditto.
	* value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
	refers to references to this type.
	* tree-flow.h: (struct stmt_ann_d): Add histograms field.
	* rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
	for may_be_more, may_be_less.
	(rtl_gen_pow2_profiler): Adjust.
	(rtl_gen_one_value_profiler_no_edge_manip): Adjust.
	(rtl_gen_one_value_profiler): Adjust.
	(rtl_gen_const_delta_profiler): Adjust.
	* tree-profile.c (tree_gen_interval_profiler): Implement.
	(tree_gen_pow2_profiler): Ditto.
	(tree_gen_one_value_profiler): Ditto.
	(tree_profiling): New.
	(pass_tree_profile): Reference it.
	* value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
	tree.h, gcov-io.h.
	(insn_divmod_values_to_profile): Rename to
	rtl_divmod_values_to_profile. Adjust.
	(insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
	(insn_prefetch_values_to_profile): Adjust.
	(rtl_value_profile_transformations): Adjust.
	(gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
	(gen_mod_pow2): Rename to rtl_mod_pow2.
	(gen_mod_subtract): Rename to rtl_mod_subtract.
	(divmod_fixed_value_transform): Rename to
	rtl_divmod_fixed_value_transform.
	(mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
	(mod_subtract_transform): Rename to rtl_mod_subtract_transform.
	(rtl_find_values_to_profile): Adjust.
	(tree_value_profile_transformations): Implement.
	(tree_divmod_values_to_profile): New.
	(tree_values_to_profile): New.
	(tree_divmod_fixed_value): New.
	(tree_mod_pow2): New.
	(tree_mod_subtract): New.
	(tree_divmod_fixed_value_transform): New.
	(tree_mod_pow2_value_transform): New.
	(tree_mod_subtract_transform): New.
	(tree_find_values_to_profile): Implement.
	* profile.c (instrument_values):  Free histograms.
	(compute_value_histograms): Adjust. Implement tree version.

From-SVN: r97156

1 files changed, 6 insertions, 0 deletions

diff --git a/gcc/tree-flow.h b/gcc/tree-flow.h
index abca659..ea08f7a 100644
--- a/gcc/tree-flow.h
+++ b/gcc/tree-flow.h
@@ -309,6 +309,12 @@ struct stmt_ann_d GTY(())
      by each pass on an as-needed basis in any order convenient for the
      pass which needs statement UIDs.  */
   unsigned int uid;
+
+  /* Linked list of histograms for value-based profiling.  This is really a
+     struct histogram_value*.  We use void* to avoid having to export that
+     everywhere, and to avoid having to put it in GC memory.  */
+  
+  void * GTY ((skip (""))) histograms;
 };
 
 union tree_ann_d GTY((desc ("ann_type ((tree_ann_t)&%h)")))