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of whole .da file just once.
* gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync,
gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter,
gcov_write_string, gcov_read_unsigned, gcov_read_counter,
gcov_read_string, gcov_write_length): Modified to enable reading/
writing of whole .da file just once.
(da_file_open, da_file_close, da_file_eof, da_file_error,
da_file_position, da_file_seek, da_file_write, da_file_read): New
functions.
(actual_da_file, actual_da_file_position, actual_da_file_length,
actual_da_file_buffer, actual_da_file_buffer_size): New static
functions.
* libgcov.c (gcov_exit): Modified to read/write the whole .da file at
just once.
From-SVN: r63800
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* 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
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* Makefile.in (LIB2FUNCS_ST): Remove _gcov.
(LIBGCOV): New variable.
(libgcc.mk): Add LIBGCOV.
(LIBGCC_DEPS): Add libgcov.c.
(libgcov.a): New target.
(clean): Remove libgcov.a.
(install-libgcc): Do libgcov too.
(stage1-start, stage2-start, stage3-start, stage4-start): Deal
with libgcov.a.
* libgcc2.c (L_gcov): Move into ...
* libgcov.c: ... here. New file.
* mklibgcc.in: Add libgcov rules.
* gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
* doc/invoke.texi (profile-arcs, test-coverage): Update and
clarify.
* profile.c (index_counts_file): Remove duplicate check for open file.
From-SVN: r61905
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