From-SVN: r267494

	* coverage.c (struct conts_entry): Add n_counts.
	(remap_counts_file): Record number of ocunts.
	(get_coverage_counts): Verify that counts match.
	* coverage.h (get_coverage_counts): Update prototype.
	* profile.c (get_exec_counts. compute_value_histograms): Add
	n_counts parametrs.

From-SVN: r267200

2018-09-21  Martin Liska  <mliska@suse.cz>

	* auto-profile.c (autofdo_source_profile::read): Do not
	set sum_all.
	(read_profile): Do not add working sets.
	(read_autofdo_file): Remove sum_all.
	(afdo_callsite_hot_enough_for_early_inline): Remove const
	qualifier.
	* coverage.c (struct counts_entry): Remove gcov_summary.
	(read_counts_file): Read new GCOV_TAG_OBJECT_SUMMARY,
	do not support GCOV_TAG_PROGRAM_SUMMARY.
	(get_coverage_counts): Remove summary and expected
	arguments.
	* coverage.h (get_coverage_counts): Likewise.
	* doc/gcov-dump.texi: Remove -w option.
	* gcov-dump.c (dump_working_sets): Remove.
	(main): Do not support '-w' option.
	(print_usage): Likewise.
	(tag_summary): Likewise.
	* gcov-io.c (gcov_write_summary): Do not dump
	histogram.
	(gcov_read_summary): Likewise.
	(gcov_histo_index): Remove.
	(gcov_histogram_merge): Likewise.
	(compute_working_sets): Likewise.
	* gcov-io.h (GCOV_TAG_OBJECT_SUMMARY): Mark
	it not obsolete.
	(GCOV_TAG_PROGRAM_SUMMARY): Mark it obsolete.
	(GCOV_TAG_SUMMARY_LENGTH): Adjust.
	(GCOV_HISTOGRAM_SIZE): Remove.
	(GCOV_HISTOGRAM_BITVECTOR_SIZE): Likewise.
	(struct gcov_summary): Simplify rapidly just
	to runs and sum_max fields.
	(gcov_histo_index): Remove.
	(NUM_GCOV_WORKING_SETS): Likewise.
	(compute_working_sets): Likewise.
	* gcov-tool.c (print_overlap_usage_message): Remove
	trailing empty line.
	* gcov.c (read_count_file): Read GCOV_TAG_OBJECT_SUMMARY.
	(output_lines): Remove program related line.
	* ipa-profile.c (ipa_profile): Do not consider GCOV histogram.
	* lto-cgraph.c (output_profile_summary): Do not stream GCOV
	histogram.
	(input_profile_summary): Do not read it.
	(merge_profile_summaries): And do not merge it.
	(input_symtab): Do not call removed function.
	* modulo-sched.c (sms_schedule): Do not print sum_max.
	* params.def (HOT_BB_COUNT_FRACTION): Reincarnate param that was
	removed when histogram method was invented.
	(HOT_BB_COUNT_WS_PERMILLE): Mention that it's used only in LTO
	mode.
	* postreload-gcse.c (eliminate_partially_redundant_load): Fix
	GCOV coding style.
	* predict.c (get_hot_bb_threshold): Use HOT_BB_COUNT_FRACTION
	and dump selected value.
	* profile.c (add_working_set): Remove.
	(get_working_sets): Likewise.
	(find_working_set): Likewise.
	(get_exec_counts): Do not work with working sets.
	(read_profile_edge_counts): Do not inform as sum_max is removed.
	(compute_branch_probabilities): Likewise.
	(compute_value_histograms): Remove argument for call of
	get_coverage_counts.
	* profile.h: Do not make gcov_summary const.
2018-09-21  Martin Liska  <mliska@suse.cz>

	* libgcov-driver.c (crc32_unsigned): Remove.
	(gcov_histogram_insert): Likewise.
	(gcov_compute_histogram): Likewise.
	(compute_summary): Simplify rapidly.
	(merge_one_data): Do not handle PROGRAM_SUMMARY tag.
	(merge_summary): Rapidly simplify.
	(dump_one_gcov): Ignore gcov_summary.
	(gcov_do_dump): Do not handle program summary, it's not
	used.
	* libgcov-util.c (tag_summary): Remove.
	(read_gcda_finalize): Fix coding style.
	(read_gcda_file): Initialize curr_object_summary.
	(compute_summary): Remove.
	(calculate_overlap): Remove settings of run_max.

From-SVN: r264462

2018-06-05  Martin Liska  <mliska@suse.cz>

	* auto-profile.c (read_autofdo_file): Do not use
	gcov_ctr_summary struct.
	(afdo_callsite_hot_enough_for_early_inline): Likewise.
	* coverage.c (struct counts_entry): Likewise.
	(read_counts_file): Read just single summary entry.
	(get_coverage_counts): Use gcov_summary struct.
	* coverage.h (get_coverage_counts): Likewise.
	* gcov-dump.c (dump_working_sets): Likewise.
	(tag_summary): Dump just single summary.
	* gcov-io.c (gcov_write_summary): Write just histogram
	summary.
	(gcov_read_summary): Read just single summary.
	(compute_working_sets): Use gcov_summary struct.
	* gcov-io.h (GCOV_TAG_SUMMARY_LENGTH): Remove usage
	of GCOV_COUNTERS_SUMMABLE.
	(GCOV_COUNTERS_SUMMABLE): Remove.
	(GCOV_FIRST_VALUE_COUNTER): Replace with
	GCOV_COUNTER_V_INTERVAL.
	(struct gcov_ctr_summary): Remove.
	(struct gcov_summary): Directly use fields of former
	gcov_ctr_summary.
	(compute_working_sets): Use gcov_summary struct.
	* gcov.c (read_count_file): Do not use ctrs fields.
	* lto-cgraph.c (merge_profile_summaries): Use gcov_summary
	struct.
	* lto-streamer.h (struct GTY): Make profile_info gcov_summary
	struct.
	* profile.c: Likewise.
	* profile.h: Likewise.
2018-06-05  Martin Liska  <mliska@suse.cz>

	* libgcov-driver.c (gcov_compute_histogram): Remove usage
	of gcov_ctr_summary.
	(compute_summary): Do it just for a single summary.
	(merge_one_data): Likewise.
	(merge_summary): Simplify as we read just single summary.
	(dump_one_gcov): Pass proper argument.
	* libgcov-util.c (compute_one_gcov): Simplify as we have just
	single summary.
	(gcov_info_count_all_cold): Likewise.
	(calculate_overlap): Likewise.

From-SVN: r261189

From-SVN: r256169

2017-04-28  Martin Liska  <mliska@suse.cz>

	PR driver/56469
	* coverage.c (coverage_remove_note_file): New function.
	* coverage.h: Declare the function.
	* toplev.c (finalize): Clean if an error has been seen.

From-SVN: r247371

From-SVN: r243994

From-SVN: r232055

From-SVN: r219188

From-SVN: r213068

	* coverage.h (coverage_compute_cfg_checksum): Argument added.
	* coverage.c (coverage_compute_cfg_checksum): Likewise.
	* profile.c (branch_prob): Likewise.

From-SVN: r211217

From-SVN: r206289

	* cgraph.h (cgraph_node): Add profile_id.
	* value-prof.c (cgraph_node_map): Turn into pointer_map.
	(init_node_map): Rewrite to handle hashes increas of incremental
	IDs.
	(del_node_map): Update.
	(find_func_by_funcdef_no): Replace by ...
	(find_func_by_profile_id): ... this one.
	(gimple_ic_transform): Do not remove useful histograms when
	speculation is not done; dump info when indirect call removal
	can happen at LTO.
	* value-prof.h (find_func_by_profile_id, gimple_ic): Declare.
	* gcov-io.h (__gcov_indirect_call_profiler): Replace by ...
	(__gcov_indirect_call_profiler_v2): .. this one.
	* profile.h (init_node_map): Update.
	* coverage.c (coverage_compute_profile_id): New function.
	* coverage.h (coverage_compute_profile_id): Declare.
	* tree-profile.c (init_ic_make_global_vars): Make
	__gcov_indirect_call_callee and  __gcov_indirect_call_counters global.
	(gimple_init_edge_profiler): Update prototype of
	__gcov_indirect_call_profiler.
	(gimple_gen_ic_func_profiler): Simplify.
	(tree_profiling): Use init_node_map

From-SVN: r201634

From-SVN: r195098

From-SVN: r194903

	* gcov-io.h (struct gcov_info): Replace trailing array with
	pointer to array.
	* profile.c (branch_prob): Only call renamed
	coverage_begin_function once.
	* coverage.h (coverage_begin_output): Rename to ...
	(coverage_begin_function): ... here.
	* coverage.c (struct function_list): Rename to ...
	(struct coverage_data): ... this.  Update all uses.
	(gcov_info_var, gcov_fn_info_type, gcov_fn_info_ptr_type): New
	globals.
	(bbg_file_opened, bbg_function_announced): Remove.
	(get_coverage_counts): Adjust message.
	(coverage_begin_ouput): Rename to ...
	(coverage_begin_function): ... here.  Move file opening to
	coverage_init.  Adjust for being called only once.
	(coverage_end_function): Remove bbg file and inhibit further
	output here on error.
	(build_info_type): Adjust for change to pointer to array.
	(build_info): Receive array of function pointers and adjust.
	(create_coverage): Break into ...
	(coverage_obj_init, coverage_obj_fn, coverage_obj_finish):
	... these, and adjust.
	(coverage_init): Open the notes file here.  Tidy.
	(coverage_finish): Call coverage_obj_init etc.

From-SVN: r181994

From-SVN: r173147

From-SVN: r144324

2008-03-08  Richard Guenther  <rguenther@suse.de>

	* coverage.h (tree_coverage_counter_addr): Declare.
	* coverage.c (tree_coverage_counter_addr): New function.
	* tree-profile.c (tree_gen_edge_profiler): Unshare counter
	before using again.
	(tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
	(tree_gen_one_value_profiler): Likewise.
	(tree_gen_ic_profiler): Likewise.
	(tree_gen_average_profiler): Likewise.
	(tree_gen_ior_profiler): Likewise.

From-SVN: r133041

Change copyright header to refer to version 3 of the GNU General Public License and to point readers at the COPYING3 file and the FSF's license web page.

From-SVN: r126948

	* Makefile.in (rtl-profile.o): Kill all traces of it.
	* common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
	* coverage.h (rtl_coverage_counter_ref): Kill.
	* opts.c (flag_speculative_prefetching_set): Kill.
	(flag_loop_optimize_set): New.
	(common_handle_option): Disable loop optimizer when profiling;
	do not handle speculative prefetching.
	* passes.c (init_optimization_passes): Replace pass_profiling combo
	by branch_prob pass.
	* profile.c (compute_value_histograms): Update for simplified value
	profiles.
	(rtl_register_profile_hooks): Kill.
	(pass_profiling): Kill.
	(rest_of_handle_branch_prob): Do not profile.
	* toplev.c (process_options): Remove speculative prefetching.
	* toplev.h (flag_tree_based_profiling): Kill.
	* tree-profile.c (prepare_instrumented_value,
	tree_gen_interval_profiler, tree_gen_pow2_profiler,
	tree_gen_one_value_profiler, do_tree_profiling): Update for
	simplified datastructures.
	* value-prof.c: Add comment that speculative prefetching was dropped;
	update rest of file for simplified datastructures.
	(NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
	rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
	find_mem_reference_1, find_mem_reference_2, find_mem_reference,
	rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
	rtl_mod_subtract, gen_speculative_prefetch,
	rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
	rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
	(gate_handle_value_profile_transformations,
	rest_of_handle_value_profile_transformations,
	pass_value_profile_transformations): Kill.
	* value-prof.h (histogram_value_t): Remove IL based unions.
	(rtl_register_value_prof_hooks, rtl_register_profile_hooks,
	rtl_profile_hooks): Remove hooks.

	* invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.

	* inliner-1.c: Do not dump everything.
	* tree-prof.exp: Do not pass -ftree-based-profiling.
	* bprob.exp: Likewise.

From-SVN: r102522

From-SVN: r101317

	* coverage.h (GCOV_TYPE_NODE): Delete.
	* coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
	(build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
	* tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
	(tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
	* value-prof.c (tree_divmod_fixed_value_transform): Delete.

From-SVN: r97760

	* system.h (GCOV_SIZE_TYPE): Unposion.
	* gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
	(GCOV_TYPE_SIZE): ...this new macro.
	* coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
	* coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
	(rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
	(build_fn_info_type, build_fn_info_value, build_ctr_info_type)
	(build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
	instead of unsigned_intSI_type_node.
	* rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
	(rtl_gen_one_value_profiler_no_edge_manipulation)
	(rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
	* value-prof.c: Include coverage.h.

From-SVN: r97570

	* basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
	c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
	combine.c, config.gcc, coverage.h, cse.c, cselib.c,
	defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
	flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
	gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
	output.h, postreload-gcse.c, postreload.c, recog.c,
	resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
	targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
	tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
	tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
	tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
	tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
	tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
	unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.

From-SVN: r93827

	* c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
	rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
	Remove unused prototypes.

From-SVN: r93651

	* bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
	collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
	gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
	genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
	gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
	gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
	lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
	predict.def, predict.h, protoize.c, reload.h, resource.h,
	rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
	tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
	unwind-sjlj.c, value-prof.h: Update copyright.

From-SVN: r89097

From-SVN: r81764

	* toplev.c (rest_of_compilation): Fix webizer pass ordering.

	* cgraphunit.c (decide_is_function_needed):  Fix test dealing
	with functions implicitly made inline.

	* cgraphunit.c (cgraph_decide_inlining_incrementally):  New function.
	(cgraph_finalize_function): Use it.
	(cgraph_mark_inline): Allow incrmental decisions
	* invoke.texi (max-inline-slope, min-inline-insns): Kill.
	* params.def (PARAM_MAX_INLINE_SLOPE, PARAM_MIN_INLINE_INSNS): Kill.
	* tree-inline.c (limits_allow_inlining): Kill.
	(expand_call_inline): Always use unit-at-a-time path.

	* decl.c (start_cleanup_fn):  Set DECL_DECLARED_INLINE_P to deffer
	the expansion.

	* testsuite/g++.dg/opt/inline4.C: Do not use min-inline-insns
	parameter.
	* testsuite/gcc.dg/inline-2.c: Likewise.

From-SVN: r72721

	* coverage.h (coverage_counter_alloc): New function.
	* function.h (struct function): Remove arc_profile flag.
	* coverage.c (fn_ident): Remove.
	(fn_b_ctrs, no_coverage): New.
	(get_coverage_counts): Use current_function_funcdef_no.
	(coverage_counter_alloc): New.
	(coverage_counter_ref): Adjust.
	(coverage_begin_output): Check no_coverage. Use
	current_function_funcdef_no.
	(coverage_end_function): Likewise.
	(create_coverage): Set no_coverage. Set DECL_UNINLINEABLE rather
	than clearing flag_inline_functions. Do not clear arc_profile
	flag.
	* function.c (prepare_function_start): Do not set arc_profile
	flag.
	* profile.c (instrument_edges): Return number of instrumented
	edges. Use a for loop.
	(branch_prob): Call coverage_counter_alloc. Make BB_TO_GCOV_INDEX
	local to here and simplify. Use profile_arc_flag not arc_profile
	flag.
	(find_spanning_tree): Reformat.
	* toplev.c (rest_of_compilation): Use profile_arc_flags and
	flag_test_coverage rather than arc_profile flag.

From-SVN: r66695

	* Makefile.in (LIBGCC_DEPS): Add gcov headers.
	(libgcov.a): Depends on LIBGCC_DEPS.
	* basic-block.h (profile_info): Moved here from coverage.h. Made
	a pointer.
	* coverage.c (struct function_list): Fixed array of counter types.
	(struct counts_entry): Keyed by counter type, contains summary.
	(profile_info): Moved to profile.c.
	(prg_ctr_mask, prg_n_ctrs, fn_ctr_mask, fn_n_ctrs): New global
	vars.
	(profiler_label): Remove.
	(ctr_labels): New.
	(set_purpose, label_for_tag, build_counter_section_fields,
	build_counter_section_value, build_counter_section_data_fields,
	build_counter_section_data_values, build_function_info_fields,
	build_function_info_value, gcov_info_fields, gcov_info_value): Remove.
	(build_fn_info_type, build_fn_info_value, build_ctr_info_type,
	build_ctr_info_value, build_gcov_info): New.
	(htab_counts_entry_hash, htab_counts_entry_eq): Adjust.
	(reads_counts_file): Adjust.
	(get_coverage_counts): Takes counter number. Add summary
	parameter. Adjust.
	(coverage_counter_ref): Tkaes counter number. Adjust. Lazily
	create counter array labels.
	(coverage_end_function): Adjust.
	(create_coverage): Adjust.
	(find_counters_section): Remove.
	* coverage.h (MAX_COUNTER_SECTIONS): Remove.
	(struct section_info, struct profile_info): Remove.
	(profile_info): Moved to basic-block.h.
	(coverage_counter_ref): Takes a counter number.
	(get_coverage_counts): Takes a counter number. Added summary
	parameter.
	(find_counters_section): Remove.
	* gcov-dump.c (tag_arc_counts): Rename to ...
	(tag_counters): ... here. Adjust.
	(tag_table): Move tag_counters to 3rd entry. Remove
	PROGRAM_PLACEHOLDER and PROGRAM_INCORRECT entries.
	(dump_file): Check for counter tag values here.
	(tag_summary): Adjust.
	* gcov-io.c (gcov_write_summary, gcov_read_summary): Adjust.
	* gcov-io.h (GCOV_LOCKED): New.
	(GCOV_TAG_ARC_COUNTS): Rename to ...
	(GCOV_TAG_COUNTS_BASE): ... here.
	(GCOV_TAG_PLACEHOLDER_SUMMARY, GCOV_TAG_INCORRECT_SUMMARY):
	Remove.
	(GCOV_COUNTER_ARCS, GCOV_COUNTERS, GCOV_NAMES): New.
	(GCOV_TAG_FOR_COUNTER, GCOV_COUNTER_FOR_TAG,
	GCOV_TAG_IS_COUNTER): New.
	(struct gcov_ctr_summary): New.
	(struct gcov_summary): Adjust.
	(struct gcov_counter_section): Remove.
	struct gcov_counter_section_data): Remove.
	(struct gcov_function_info): Rename to ...
	(struct gcov_fn_info): ... here. Adjust.
	(struct gcov_ctr_info): New.
	(struct gcov_info): Adjust.
	* gcov.c (read_count_file): Adjust.
	(output_lines): Adjust.
	* libgcov.c (gcov_exit): Adjust.
	(__gcov_flush): Adjust.
	* mklibgcc.in (libgcc2_c_dep): Add gcov headers.
	* predict.c (maybe_hot_bb_p, probably_cold_bb_p,
	probably_never_executed_bb_p, compute_frequency_function): Adjust
	profile_info use.
	* profile.c (struct counts_entry): Remove.
	(profile_info): Define here.
	(get_exec_counts): Adjust get_coverage_counts call.
	(compute_branch_probablilities): Remove find_counters_section
	call.
	(gen_edge_profiler): Adjust coverage_counter_ref call.
	* tracer.c (tail_duplicate): Adjust profile_info use.

From-SVN: r65990

        * Makefile.in (COVERAGE_H): New variable
        (C_OBJS): Add coverage.o
        (coverage.o): New target.
        (profile.o, loop-init.o, sched-ebb.o, predict.o, tracer.o): Adjust
        dependencies.
        (GTFILES): Adjust.
        (gt-coverage.h): New target.
        (gt-profile.h): Remove.
        * profile.h: Remove. Move to ...
        * coverage.h: ... here. New. #include gcov-io.h.
        * gcov-io.h: Move function definitions to ...
        * gcov-io.c: ... here. New.
        * profile.c: Move coverage routines to coverage.c.
        (instrument_edges, get_exec_counts, branch_prob, init_branch_prob,
        end_branch_prob): Adjust.
        * coverage.c: New. Coverage routines from profile.c
        (coverage_counter_ref, coverage_init, coverage_finish,
        coverage_end_function, coverage_begin_output,
        coverage_counter_ref, get_coverage_counts): Define.
        * gcov-dump.c, gcov.c: #include gcov-io.c.
        * libgcov.c: Likewise. Adjust.
        * loop-init.c: Don't #include profile.h
        * tracer.c, predict.c, sched-ebb.c: Adjust #includes.
        * rtl.h: Add coverage prototypes.
        * toplev.c (compile_file): Init coverage, not branch_prob.
        Always call coverage_finish.
        (rest_of_compilation): Call coverage_end_function.

From-SVN: r65897

	* gcov-dump.c (print_prefix): Fix signedness warning.
	* gcov-io.h (struct counter_section, struct counter_section_data): New.
	(struct function_info): n_arc_counts field removed, n_counter_sections,
	counter_sections fields added.
	(struct gcov_info): arc_counts, n_arc_counts fields removed,
	n_counter_sections, counter_sections fields added.
	* libgcov.c (gcov_exit, __gcov_flush): Add support for multiple
	profile sections.
	* profile.h (MAX_COUNTER_SECTIONS): New.
	(struct section_info): New.
	(struct profile_info): count_instrumented_edges,
	count_edges_instrumented_now fields removed, n_sections, section_info
	fields added.
	(find_counters_section): Declare.
	* profile.c (struct function_list): count_edges field removed,
	n_counter_sections, counter_sections fields added.
	(set_purpose, label_for_tag, build_counter_section_fields,
	build_counter_section_value, build_counter_section_data_fields,
	build_counter_section_data_value, build_function_info_fields,
	build_function_info_value, build_gcov_info_fields,
	build_gcov_info_value): New static functions.
	(find_counters_section): New function.
	(instrument_edges, get_exec_counts, compute_branch_probabilities,
	branch_prob, create_profiler): Modified to support multiple profile
	sections.

From-SVN: r63474

From-SVN: r60174

        * profile.h (profile_info): Add missing extern to declaration.
        * profile.c (profile_info): Define it.

From-SVN: r53400

	* final.c (end_final): Use C trees to output data structures for profiling.

	* Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
        (profile.o): New dependency profile.h
        (final.o): New dependency profile.h
        * profile.h: New file. New global structure profile_info.
        * final.h (count_edges_instrumented_now): Declare.
        (current_function_cfg_checksum): Declare.
        (function_list): New structure.
        (functions_head, functions_tail): New static variables.
        (end_final): Emits more data, removed some -ax stuff.
        (final): Stores function names and chcksums.
        * gcov-io.h (__write_gcov_string): New function.
        (__read_gcov_string): New function.
        * gcov.c (read_profile): New function.
        (create_program_flow_graph): Uses read_profile instead of reading
	da_file.
        (read_files): Removed da_file checking, it's done by read_profile now.
        * libgcc2.c (bb_function_info): New structure.
        (bb): New field in structure, removed some -ax stuff.
        (__bb_exit_func): Changed structure of da_file.
        * profile.c (count_edges_instrumented_now): New global variable.
        (current_function_cfg_checksum): New global variable.
        (max_counter_in_program): New global variable.
        (get_exec_counts): New function.
        (compute_checksum): New function.
        (instrument_edges): Sets count_edges_instrumented_now.
        (compute_branch_probabilities): Uses get_exec_counts instead of
	reading da_file.
        (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
        (init_branch_prob): Removed da_file checking, done in get_exec_counts
	now.
        (end_branch_prob): Removed da_file checking, done in get_exec_counts
	now.
        * gcov.texi: Updated information about gcov file format.

From-SVN: r53330