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diff --git a/gcc/lto/ChangeLog b/gcc/lto/ChangeLog new file mode 100644 index 000000000..c3b726a9f --- /dev/null +++ b/gcc/lto/ChangeLog @@ -0,0 +1,3421 @@ +2013-04-12 Release Manager + + * GCC 4.6.4 released. + +2012-04-23 Peter Bergner <bergner@vnet.ibm.com> + + Backport from mainline + 2011-06-11 Jan Hubicka <jh@suse.cz> + + PR lto/48246 + * lto.c (lto_1_to_1_map): Don't create empty partitions. + (lto_balanced_map): Likewise. + +2012-03-01 Release Manager + + * GCC 4.6.3 released. + +2011-12-13 Eric Botcazou <ebotcazou@adacore.com> + + * lto.h (lto_parse_hex): Delete. + * lto.c (lto_read_decls): Use 'int' for offsets. + (lto_parse_hex): Make static and return proper 64-bit host type. + (lto_resolution_read): Use proper 64-bit host type. + +2011-10-26 Release Manager + + * GCC 4.6.2 released. + +2011-06-27 Release Manager + + * GCC 4.6.1 released. + +2011-03-31 Richard Guenther <rguenther@suse.de> + + PR lto/48246 + * lto.c (lto_wpa_write_files): Disable assert for non-empty + partitions when checking is not enabled. + +2011-03-25 Release Manager + + * GCC 4.6.0 released. + +2011-02-18 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/47807 + * Make-lang.in (lto/lto-lang.o): Depend on $(LTO_STREAMER_H) instead + of lto-streamer.h. + +2011-02-18 Richard Guenther <rguenther@suse.de> + + PR lto/47798 + * lto-tree.h (lto_global_var_decls): Do not declare here. + * lto-lang.c: Include lto-streamer.h. + * Make-lang.in (lto-lang.o): Adjust dependencies. + +2011-02-10 Kai Tietz <kai.tietz@onevision.com> + + PR lto/47241 + * lto.c (lto_read_section_data): Free + fd_name in failure case. + For mingw targets don't hash file-descriptor. + (read_cgraph_and_symbols): Close current_lto_file + in failure case. + +2011-01-11 Jan Hubicka <jh@suse.cz> + + PR lto/45721 + PR lto/45375 + * lto.c (partition_cgraph_node_p, partition_varpool_node_p): Weakrefs are + not partitioned. + +2010-12-22 Nathan Froyd <froydnj@codesourcery.com> + + * lto-lang.c (handle_nonnull_attribute, handle_sentinel_attribute): + Use prototype_p. + +2010-12-06 Richard Guenther <rguenther@suse.de> + + PR lto/46796 + * lto-lang.c (lto_init): Give names to basic types. + +2010-11-30 Joseph Myers <joseph@codesourcery.com> + + * lto-object.c: Don't include toplev.h. + * Make-lang.in (lto/lto-object.o): Don't depend on toplev.h. + +2010-11-30 Joseph Myers <joseph@codesourcery.com> + + * Make-lang.in (lto/lto-object.o): Depend on toplev.h instead of + $(TOPLEV_H). + +2010-11-29 Joseph Myers <joseph@codesourcery.com> + + * lto-endian.h: Delete. + * lto-object.c: Don't include "libiberty.h". + (O_BINARY): Don't define. + * lto.c: Don't include "libiberty.h" or <sys/mman.h>. + (O_BINARY): Don't define. + +2010-11-23 Richard Guenther <rguenther@suse.de> + + * lto.c (read_cgraph_and_symbols): Remove newline from diagnostic. + +2010-11-23 Richard Guenther <rguenther@suse.de> + + PR lto/46605 + * lto.c (read_cgraph_and_symbols): Bail out after errors. + +2010-11-17 Joseph Myers <joseph@codesourcery.com> + + * lto.c (lto_main): Take no arguments. + * lto.h (lto_main): Update prototype. + +2010-11-16 Ian Lance Taylor <iant@google.com> + + * lto-object.c (lto_obj_file_open): Call + simple_object_attributes_merge rather than + simple_object_attributes_compare. + +2010-11-12 Joseph Myers <joseph@codesourcery.com> + + * Make-lang.in (lto/lto.o): Use $(OPTS_H). + * lto-lang.c (lto_handle_option): Take location_t parameter. + +2010-11-10 Joseph Myers <joseph@codesourcery.com> + + * lto.c (lto_resolution_read): Start diagnostics with lowercase + letters and remove trailing '.'. + (lto_file_finalize): Start diagnostic with a lowercase letter. + +2010-11-02 Ian Lance Taylor <iant@google.com> + + * lto-object.c: New file. + * lto-elf.c: Remove file. + * lto-macho.c: Remove file. + * lto-macho.h: Remove file. + * lto-coff.c: Remove file. + * lto-coff.h: Remove file. + * Make-lang.in (LTO_OBJS): Change lto/$(LTO_BINARY_READER).o to + lto/lto-object.o. + ($(LTO_EXE)): Remove $(LTO_USE_LIBELF) + (lto/lto-objfile.o): New target. + (lto/lto-elf.o, lto/lto-coff.o, lto/lto-macho.o): Remove targets. + (lto/lto.o): Remove $(LIBIBERTY_H). + +2010-10-22 Jan Hubicka <jh@suse.cz> + + * lto.c (add_cgraph_node_to_partition, + add_varpool_node_to_partition): Add debug info. + (lto_1_to_1_map, lto_balanced_map): Do not re-add already + partitioned nodes. + (do_whole_program_analysis): Set function flags before dumping. + +2010-10-22 Richard Guenther <rguenther@suse.de> + + * lto.c (lto_fixup_type): Fixup TYPE_CANONICAL again, via + the new gimple_register_canonical_type. + +2010-10-20 H.J. Lu <hongjiu.lu@intel.com> + + PR bootstrap/45954 + * config-lang.in (boot_language): Set to $enable_lto. + +2010-10-18 Jakub Jelinek <jakub@redhat.com> + + PR lto/45638 + * Make-lang.in (check-lto): New dummy target. + +2010-10-14 Eric Botcazou <ebotcazou@adacore.com> + + * lto-elf.c (SHN_XINDEX): Define if not already defined. + +2010-10-08 Joseph Myers <joseph@codesourcery.com> + + * lto-lang.c (lto_init_options): Change to + lto_init_options_struct. Update parameters. + (LANG_HOOKS_INIT_OPTIONS): Don't define. + (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define. + +2010-10-06 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_balanced_map): Fix accounting of program size. + +2010-10-06 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_balanced_map): Do not produce empty partitions. + +2010-10-06 Andi Kleen <ak@linux.intel.com> + + * lto.c (lto_process_name): Add. + (lto_main): Call lto_process_name. + +2010-10-06 Jan Hubicka <jh@suse.cz> + + * lto.c (partition_cgraph_node_p, partition_varpool_node_p): Handle + COMDATs required by the linker. + +2010-10-05 Ian Lance Taylor <iant@google.com> + + * lto.c (lto_section_with_id): Make s a const pointer. + +2010-10-05 Jan Hubicka <jh@suse.cz> + + * lto.c: Include params.h. + (add_cgraph_node_to_partition, add_varpool_node_to_partition): Do + refcounting in aux field. + (undo_partition, partition_cgraph_node_p, partition_varpool_node_p): + New functions. + (lto_1_to_1_map): Simplify. + (lto_balanced_map): New function. + (do_whole_program_analysis): Chose proper partitioning alg. + * Make-lang.in (lto.o): Add dependency on params.h + +2010-10-04 Andi Kleen <ak@linux.intel.com> + + * Make-lang.in (lto1): Add + to build rule. + +2010-10-03 Andi Kleen <ak@linux.intel.com> + + * lto.c (lto_file_finalize): Replace gcc_assert for missing section + with fatal_error. + +2010-09-28 Jan Hubicka <jh@suse.cz> + + * lto-lang.c (handle_leaf_attribute): New function. + (lto_attribute_tables): Add leaf. + +2010-09-25 Jie Zhang <jie@codesourcery.com> + + * lto.c (lto_read_all_file_options): Start a new line after + printing out file names. + +2010-09-24 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_promote_cross_file_statics): Use const_value_known_p. + +2010-09-20 Jan Hubicka <jh@suse.cz> + + PR tree-optimize/45605 + * lto.c (lto_promote_cross_file_statics): Use const_value_known_p. + +2010-09-18 Gerald Pfeifer <gerald@pfeifer.com> + + * lto-elf.c (lto_obj_file_open): Also provide filename when + elf_begin fails. + +2010-09-17 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_promote_cross_file_statics): Use const_value_known. + +2010-09-17 Richard Guenther <rguenther@suse.de> + + * lang.opt (flag_wpa): Also enable for the driver. + +2010-09-16 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_materialize_function): Do not tamper with STATIC and + EXTERNAL flags. + +2010-09-15 Laurynas Biveinis <laurynas.biveinis@gmail.com> + + * lto-tree.h (struct lang_type): Add variable_size GTY option. + +2010-09-08 Jan Hubicka <jh@suse.cz> + + * lto.c (real_file_count, real_file_decl_data): New static vars. + (read_cgraph_and_symbols): Use it. + +2010-09-08 Richard Guenther <rguenther@suse.de> + + * lto.c (read_cgraph_and_symbols): Collect again after each + file. + +2010-09-07 Jan Hubicka <jh@suse.cz> + + * lto.c (promote_var, promote_fn): Set DECL_VISIBILITY_SPECIFIED. + +2010-09-03 Richard Guenther <rguenther@suse.de> + + * lto-elf.c (validate_file): Always error if validation fails. + +2010-08-20 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_1_to_1_map): Be prepared for node to have no file data. + (lto_wpa_write_files): Update comments. + +2010-08-20 H.J. Lu <hongjiu.lu@intel.com> + + PR bootstrap/45357 + * lto.c (lto_materialize_function): Replace has_analyzed_clone + with has_analyzed_clone_p. + +2010-08-20 Jan Hubicka <jh@suse.cz> + + * lto.c (has_analyzed_clone_p): New function + (lto_materialize_function): Use callgraph to determine if + body is needed. + (materialize_cgraph): Remove DECL_IS_BUILTIN check. + +2010-08-20 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c: Use FOR_EACH_VEC_ELT. + +2010-07-27 Andi Kleen <ak@linux.intel.com> + + * Make-lang.in (lto.o): Add dependency to splay-tree.h + +2010-07-27 Joseph Myers <joseph@codesourcery.com> + + * lto-lang.c (lto_handle_option): Update prototype and return + value type. Remove duplicate assignment to result. + +2010-07-27 Joseph Myers <joseph@codesourcery.com> + + * lto-lang.c (lto_option_lang_mask, lto_complain_wrong_lang_p): + New. + (lto_init_options): Update prototype. + (LANG_HOOKS_OPTION_LANG_MASK, LANG_HOOKS_COMPLAIN_WRONG_LANG_P): + Define. + +2010-07-10 Andi Kleen <ak@linux.intel.com> + + PR lto/44992 + * lto.c: Include splay-tree.h + (lto_resolution_read): Change to walk file_ids tree and parse + extra file_id in resolution file. + (lto_section_with_id): Add. + (create_subid_section_table): Add. + (lwstate): Add. + (lto_create_files_from_ids): Add. + (lto_file_read): Change to handle sub file ids and create list + of file_datas. Add output argument for count. + (get_section_data): Pass file_data to lto_get_section_name. + (lto_flatten_file): Add. + (read_cgraph_and_symbols): Handle linked lists of file_datas. + +2010-07-10 Andi Kleen <ak@linux.intel.com> + + * lto-coff.c (hash_name, eq_name): Move. + (lto_obj_build_section_table): Call lto_obj_create_section_hash_table. + * lto-elf.c: (hash_name, eq_name): Move. + (lto_obj_build_section_table): Call lto_obj_create_section_hash_table. + * lto-macho.c: (hash_name, eq_name): Move. + (lto_obj_build_section_table): Call lto_obj_create_section_hash_table. + * lto.c: (hash_name, eq_name): Move from lto-*.c + (lto_obj_create_section_hash_table): Add. + (free_with_string): Add. + +2010-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org> + + * lto-coff.c: Include diagnostic-core.h in every file that + includes toplev.h. + * lto-elf.c: Likewise. + * lto-lang.c: Likewise. + * lto-macho.c: Likewise. + +2010-07-07 Jakub Jelinek <jakub@redhat.com> + + * lto-elf.c (ELFOSABI_NONE, ELFOSABI_LINUX): Define if not defined. + (validate_file): Allow merging of ELFOSABI_NONE with ELFOSABI_LINUX + objects. + +2010-07-05 Jan Hubicka <jh@suse.cz> + + * lto.c (add_cgraph_node_to_partition): Forward declare; walk also + nodes from same comdat group as well as all comdat functions referenced + here. + (add_varpool_node_to_partition, add_references_to_partition): New function. + (lto_1_1_map): Skip COMDAT fnctions/variables; use add_varpool_node_to_partition; + clear aux flags when done. + (lto_promote_cross_file_statics): Do not promote stuff that gets duplicated to + each ltrans. + +2010-07-04 Jan Hubicka <jh@suse.cz> + + * lto.c (read_cgraph_and_symbols): Dump cgraph before merging. + +2010-06-13 Richard Guenther <rguenther@suse.de> + + * lto.c (lto_fixup_type): Do not register or fixup TYPE_CANONICAL. + +2010-06-09 Kai Tietz <kai.tietz@onevision.com> + + * lto.c (lto_resolution_read): Pre-initialize local variable r. + * lto-coff.c (coff_write_object_file): Add braces to if. + +2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com> + + * lto.c (lto_read_in_decl_state): Use typed GC allocation. + (lto_file_read): Likewise. + (new_partition): Likewise. + (read_cgraph_and_symbols): Likewise. + +2010-06-07 Joseph Myers <joseph@codesourcery.com> + + * lto-lang.c (flag_no_builtin, flag_no_nonansi_builtin): Remove. + (lto_handle_option): Don't set flag_signed_char here. + +2010-06-04 Richard Guenther <rguenther@suse.de> + + PR lto/41584 + * lto.c (lto_1_to_1_map): Use the proper file_data for + varpool nodes. + +2010-05-30 Jan Hubicka <jh@suse.cz> + + * lto.c (promote_var, promote_fn, lto_wpa_write_files): Dump + partitioning decisions. + +2010-05-29 Jan Hubicka <jh@suse.cz> + + * lto.c (bitmap vector): Remove. + (lto_cgraph_node_sets, lto_varpool_node_sets): Remove. + (ltrans_partition_def): New structure. + (ltrans_partition): New type and VECtor. + (new_partition): New function. + (add_cgraph_node_to_partition): New function. + (lto_1_to_1_map): Reorganize for partitions. + (lto_add_inline_clones): Remove. + (lto_add_all_inlinees): Remove. + (lto_promote_cross_file_statics): Use partitions. + (cmp_partitions): New function. + (lto_wpa_write_files): Do not call lto_add_all_inlinees; + use partitions; output files sorted by size. + +2010-05-29 Steven Bosscher <steven@gcc.gnu.org> + + * Make-lang.in: Replace vec.h dependency with VEC_H. + +2010-05-28 Joseph Myers <joseph@codesourcery.com> + + * lto-coff.c (coff_errmsg): Remove. + (lto_coff_begin_section_with_type, lto_obj_append_data): Use %m in + errors instead of coff_errmsg (-1). + * lto-macho.c (mach_o_errmsg): Remove. + (lto_obj_begin_section, lto_obj_append_data): Use %m in errors + instead of mach_o_errmsg (-1). + * lto.c (read_cgraph_and_symbols): Use %m in errors instead of + xstrerror (errno). + +2010-05-28 Richard Guenther <rguenther@suse.de> + + * lto.c (prefix_name_with_star): Removed. + (strip_extension): Likewise. + (get_filename_for_set): Likewise. + (lto_write_ltrans_list): Fold into ... + (lto_wpa_write_files): ... this. Name LTRANS units + by suffixing the ltrans output list filename. + (do_whole_program_analysis): Adjust. + +2010-05-27 Joseph Myers <joseph@codesourcery.com> + + * lto.c: Include diagnostic-core.h instead of diagnostic.h. + (read_cgraph_and_symbols, lto_main): Use seen_error. + * Make-lang.in (lto/lto.o): Update dependencies. + +2010-05-27 Eric Botcazou <ebotcazou@adacore.com> + + PR lto/44230 + * lto.h (lto_eh_personality): New prototype. + * lto.c: Include debug.h. + (first_personality_decl): New static variable. + (lto_materialize_function): Set it to DECL_FUNCTION_PERSONALITY of the + first function for which it is non-null. + (lto_eh_personality_decl): New static variable. + (lto_eh_personality): New function. + * lto-lang.c (LANG_HOOKS_EH_PERSONALITY): Redefine to above function. + * Make-lang.in (lto/lto.o): Add dependency on debug.h. + +2010-05-26 Steven Bosscher <steven@gcc.gnu.org> + + * lto-lang.c: Do not include expr.h. + +2010-05-24 Richard Guenther <rguenther@suse.de> + + * lto-elf.c (lto_obj_build_section_table): Work around + FreeBSD libelf issue. + +2010-05-22 Richard Guenther <rguenther@suse.de> + + * lto.c (read_cgraph_and_symbols): Do not collect. + +2010-05-20 Jan Hubicka <jh@suse.cz> + + * lto.c (promote_var, promote_fn): New functions. + (lto_promote_cross_file_statics): Compute correctly boundary including + static initializers of readonly vars. + +2010-05-18 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_1_to_1_map): Partition non-inline clones. + (lto_promote_cross_file_statics): Deal with non-inline clones. + +2010-05-18 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_materialize_function): Announce function when + reading body; allocate_struct_function only when reading body; + do not finalize local statics; ggc_collect after reading; + do not mark reachable node. + (materialize_cgraph): Do not announce function. + +2010-05-11 Jan Hubicka <jh@suse.cz> + + * lto.c (materialize_cgraph): Revert my previous patch. + +2010-05-11 Kai Tietz <kai.tietz@onevision.com> + + * lto-coff.c (IMAGE_FILE_MACHINE_ADM64): Rename to + IMAGE_FILE_MACHINE_AMD64. + * lto-coff.c (IMAGE_FILE_MACHINE_ADM64): Likewise. + +2010-05-11 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_fixup_decls): Remove global var decls freeing here. + (materialize_cgraph): Add it here. + +2010-05-11 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_fixup_decls): Free no longer needed lto_global_var_decls + vector. + +2010-05-11 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_1_to_1_map): Remove some no longer needed checks. + (lto_promote_cross_file_statics): Never promote DECL_EXTERNAL; + use reachable_from_other_partition_p and + referenced_from_other_partition_p test. + +2010-05-11 Kai Tietz <kai.tietz@onevision.com> + + * lto-coff.c (validate_file): Add x64-coff support. + * lto-coff.h (IMAGE_FILE_MACHINE_ADM64): New. + (COFF_KNOWN_MACHINES): Add IMAGE_FILE_MACHINE_ADM64. + * lto-lang.c (lto_build_c_type_nodes): Add check for + 'long long unsigned int' for x64-windows. + (lto_init): Likewise. + + +2010-05-07 Steven Bosscher <steven@gcc.gnu.org> + + * lto.h (struct lto_file_struct): Document offset member. + * lto-endian.h: New file. + * lto-macho.h: New file. + * lto-macho.c: New file. + * Make-lang.in: Add rule for lto-macho.o. + +2010-05-07 Richard Guenther <rguenther@suse.de> + + PR lto/43857 + PR lto/43371 + * lang.opt (fresolution): Change to ... + (fresolution=): ... this. + * lto-lang.c (lto_handle_option): Adjust. + +2010-05-07 Richard Guenther <rguenther@suse.de> + + * lto.c (DUMPBASE_SUFFIX): Remove. + (lto_execute_ltrans): Move functionality to lto-wrapper.c. + Rename to ... + (lto_write_ltrans_list): ... only output the list of ltrans files. + (lto_maybe_unlink): Remove. + (do_whole_program_analysis): Do not execute LTRANS phase + from here. + +2010-05-06 H.J. Lu <hongjiu.lu@intel.com> + + * lto-lang.c (lto_handle_option): Add argument kind. + +2010-05-05 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_promote_cross_file_statics): Compute boundary based on + refs. + +2010-05-05 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_1_to_1_map): Partition only needed nodes. + +2010-04-30 Jan Hubicka <jh@suse.cz> + + * lto.c (get_filename_for_set): Look for cgraph node and if none found, use + default name. + (lto_wpa_write_files): Write any non-empty partition. + +2010-04-30 Jan Hubicka <jh@suse.cz> + + * lto.c: Do not attempt to make constant pool references global. + +2010-04-28 Jan Hubicka <jh@suse.cz> + + * lto/lto.c (lto_read_in_decl_state): Use GGC. + (lto_wpa_write_files): Announce what we are writting. + (all_file_decl_data): New. + (read_cgraph_and_symbols): Use GGC; correct timevars. + (do_whole_program_analysis): Collect. + * lto/Make-lang.in (lto.o): Fix dependency. + * Makefile.in (GTFILES): Add lto-streamer.h. + * varpool.c (varpool_analyze_pending_decls): Use TV_VARPOOL. + (varpool_assemble_pending_decls): Use VAROUT. + * lto-streamer.h (lto_tree_ref_table): Annotate. + (lto_in_decl_state): Annotate. + (lto_file_decl_data): Annotate. + +2010-04-28 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_varpool_node_sets): New. + (lto_1_to_1_map): Partition varpool too. + (globalize_context_t, globalize_cross_file_statics, + lto_scan_statics_in_ref_table, lto_scan_statics_in_cgraph_node, + lto_scan_statics_in_remaining_global_vars): Remove. + (lto_promote_cross_file_statics): Rewrite. + (get_filename_for_set): Take vset argument. + (lto_wpa_write_files): Pass around vsets. + +2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com> + + PR lto/42776 + * Make-lang.in (LTO_OBJS): Use LTO_BINARY_READER instead of + hardcoding 'lto-elf.o'. + ($(LTO_EXE)): Use LTO_USE_LIBELF instead of hardcoding '-lelf'. + + * lto-coff.h: New file. + * lto-coff.c: Likewise. + +2010-04-26 Richard Guenther <rguenther@suse.de> + + * lto.c (lto_fixup_type): Deal with non-type TYPE_CONTEXT. + +2010-04-26 Dave Korn <dave.korn.cygwin@gmail.com> + + * lto.h (lto_elf_file_open): Rename prototype from this ... + (lto_obj_file_open): ... to this. + (lto_elf_file_close): Likewise ... + (lto_obj_file_close): ... and likewise. + (lto_elf_build_section_table): Likewise ... + (lto_obj_build_section_table): ... and likewise. + (lto_elf_begin_section): Likewise ... + (lto_obj_begin_section): ... and likewise. + (lto_elf_append_data): Likewise ... + (lto_obj_append_data): ... and likewise. + (lto_elf_end_section): Likewise ... + (lto_obj_end_section): ... and likewise. + * lto.c (lto_file_read): Update references to the above. + (lto_wpa_write_files): Likewise. + (lto_read_all_file_options): Likewise. + (read_cgraph_and_symbols): Likewise. + * lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Likewise. + (LANG_HOOKS_APPEND_DATA): Likewise. + (LANG_HOOKS_END_SECTION): Likewise. + * lto-elf.c (lto_elf_file_open): Rename from this ... + (lto_obj_file_open): ... to this, updating any references. + (lto_elf_file_close): Likewise ... + (lto_obj_file_close): ... and likewise. + (lto_elf_build_section_table): Likewise ... + (lto_obj_build_section_table): ... and likewise. + (lto_elf_begin_section): Likewise ... + (lto_obj_begin_section): ... and likewise. + (lto_elf_append_data): Likewise ... + (lto_obj_append_data): ... and likewise. + (lto_elf_end_section): Likewise ... + (lto_obj_end_section): ... and likewise. + +2010-04-21 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_fixup_tree): Do not call wpa fixup. + (materialize_cgraph): Likewise. + +2010-04-21 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_wpa_write_files): Update. + (read_cgraph_and_symbols): Be more verbose. + (materialize_cgraph): Likewise. + (do_whole_program_analysis): Likewise. + +2010-04-21 Jan Hubicka <jh@suse.cz> + + * lto.c (globalize_cross_file_statics): When function has address taken, + it needs to be public. + +2010-04-20 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_add_inline_clones): Do not track inlined_decls. + (lto_add_all_inlinees): Likewise. + (lto_wpa_write_files): Likewise. + +2010-04-18 Eric Botcazou <ebotcazou@adacore.com> + + * lto-lang.c (lto_init): Remove second argument in call to + build_common_tree_nodes. + +2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * lto-elf.c [!HAVE_ELF_GETSHDRSTRNDX] (elf_getshdrstrndx): New + function. + +2010-03-09 Eric Botcazou <ebotcazou@adacore.com> + + PR bootstrap/43276 + * lto-elf.c: Define EM_* constants if not already defined. + +2010-03-03 Eric Botcazou <ebotcazou@adacore.com> + + * lto-elf.c (is_compatible_architecture): New static function. + (DEFINE_VALIDATE_EHDR): Use it to validate the architecture. + +2010-02-11 Richard Guenther <rguenther@suse.de> + + PR driver/43021 + * lto-elf.c (lto_elf_file_open): Handle file@offset case more + appropriately. + +2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org> + + * lto.c (O_BINARY): Define. + (lto_read_section_data): Open file in binary mode. + * lto-elf.c (O_BINARY): Define. + (lto_elf_file_open): Open file in binary mode. + +2010-01-08 Richard Guenther <rguenther@suse.de> + + PR lto/42528 + * lto-lang.c (lto_handle_option): Handle -f[un]signed-char. + (lto_init): Do not init char_type_node in a standard way + but according to flag_signed_char. + +2010-01-03 H.J. Lu <hongjiu.lu@intel.com> + + PR lto/41564 + * lto.c (DUMPBASE_SUFFIX): New. + (lto_execute_ltrans): Append a sequence number to -dumpbase + for LTRANS. + +2010-01-02 H.J. Lu <hongjiu.lu@intel.com> + + PR lto/42580 + * lto-elf.c (lto_elf_file_open): Stop if the command line + option file is missing. + +2009-12-15 Richard Guenther <rguenther@suse.de> + + * lto.c (lto_fixup_field_decl): Fixup DECL_FIELD_OFFSET. + (lto_post_options): Do not disable debuginfo. + +2009-12-14 Dmitry Gorbachev <d.g.gorbachev@gmail.com> + + * Make-lang.in ($(LTO_EXE)): Use $(LINKER). + +2009-12-11 Richard Guenther <rguenther@suse.de> + + PR lto/42037 + * lto.c (lto_resolution_read): Properly grow the vector. + +2009-12-11 Richard Guenther <rguenther@suse.de> + + PR lto/41915 + * lto-lang.c (lto_init_options): Initialize flag_complex_method + to the C99 default. Do not set flag_unit_at_a_time. + +2009-11-28 Jakub Jelinek <jakub@redhat.com> + + * lto-lang.c (handle_nonnull_attribute): Remove unused attr_arg_num + variable. + +2009-11-19 Rafael Avila de Espindola <espindola@google.com> + + PR bootstrap/42096 + * lto-elf.c (lto_elf_file_open): Use lto_parse_hex. + * lto.c (lto_parse_hex): New. + (lto_resolution_read): Use lto_parse_hex. + * lto.h (lto_parse_hex): New. + +2009-11-17 Rafael Avila de Espindola <espindola@google.com> + + * lto-elf.c (lto_file_init): Add offset argument. + (lto_elf_file_open): Record the offset. + * lto.c (lto_resolution_read): Change file_name into a lto_file + argument. Check offsets. + (lto_file_read): Update call to lto_resolution_read. + * lto.h (lto_file_struct): Add the offset field. + +2009-11-16 Rafael Avila de Espindola <espindola@google.com> + + * lto-elf.c (lto_elf_file_open): Use strtoll to parse the offset. + +2009-11-14 Jan Hubicka <jh@suse.cz> + + * lto.c (read_cgraph_and_symbols): Set also ipa_transforms_to_apply. + +2009-11-12 Rafael Avila de Espindola <espindola@google.com> + + * lang.opt (fresolution): Renamed from resolution. + * lto-lang.c (lto_handle_option): Handle new option name. + * lto.c (lto_resolution_read): Add more checks. Discard rest of line. + +2009-11-04 Richard Guenther <rguenther@suse.de> + Rafael Avila de Espindola <espindola@google.com> + + * lto-elf.c (lto_elf_build_section_table): Add the base offset. + (lto_elf_file_open): Handle offsets in arguments name@offest. + +2009-10-30 Richard Guenther <rguenther@suse.de> + + PR lto/41858 + * lto.c (lto_file_read): Do not set file_data->fd. + (lto_read_section_data): Use a single-entry file-descriptor cache. + Do not check the result of xmalloc. + (free_section_data): Do not use file_data->fd. + (lto_read_all_file_options): Likewise. + +2009-10-22 Richard Guenther <rguenther@suse.de> + + * lto.c (lto_fixup_jump_functions): Remove. + (lto_fixup_decls): Do not fixup jump functions. + (read_cgraph_and_symbols): Schedule cgraph merging after + summary reading. Schedule type and decl fixup before + summary reading. + +2009-10-22 Richard Guenther <rguenther@suse.de> + + * lto.c (lto_fixup_data_t): Remove free_list member. + (lto_fixup_tree): Do not insert into free_list. + (free_decl): Remove. + (lto_fixup_decls): Remove free-list handling. + +2009-10-22 Jan Hubicka <jh@suse.cz> + + * lto.c (lto_fixup_jump_functions): New function. + (lto_fixup_decls): Use it. + +2009-10-16 Richard Guenther <rguenther@suse.de> + + PR lto/41715 + * lto.c (lto_fixup_tree): Revert last change. + +2009-10-14 Richard Guenther <rguenther@suse.de> + + * lto.c (lto_fixup_tree): In case the prevailing decl is not + compatible with the one we replace wrap it around a + VIEW_CONVERT_EXPR. + +2009-10-09 Richard Guenther <rguenther@suse.de> + + PR lto/41635 + PR lto/41636 + * lto.c (read_cgraph_and_symbols): Do not assert we can open + a file. + * lto-elf.c (init_shdr##BITS): Fix i18n problems. + (init_ehdr##BITS): Likewise. + +2009-10-08 Joseph Myers <joseph@codesourcery.com> + + * lto-elf.c (init_shdr##BITS, lto_elf_begin_section_with_type, + init_ehdr##BITS, lto_elf_file_close): Remove trailing "." from + diagnostics. + * lto-lang.c (lto_post_options): Remove trailing "." from + diagnostics. + +2009-10-08 Richard Guenther <rguenther@suse.de> + + * lto.c (read_cgraph_and_symbols): Free the gimple type merging + hash tables. + +2009-10-07 Joseph Myers <joseph@codesourcery.com> + + * lto.c: Only include <sys/mman.h> if HAVE_MMAP_FILE. + +2009-10-07 Jan Hubicka <jh@suse.cz> + + * lto.c (read_cgraph_and_symbols): Mark functions neccesary only at + ltrans stage; explain why this is needed and should not. + +2009-10-05 Richard Guenther <rguenther@suse.de> + + PR lto/41552 + PR lto/41487 + * lto.c (lto_read_decls): Do not register deferred decls. + (read_cgraph_and_symbols): Delay symbol and cgraph merging + until after reading the IPA summaries. + +2009-10-02 Rafael Avila de Espindola <espindola@google.com> + + * Make-lang.in (lto/lto-lang.o): Don't depend on lto/common.h. + (lto-lang.c): Don't include lto/common.h. + +2009-10-02 Rafael Avila de Espindola <espindola@google.com> + + * Make-lang.in (LTO_OBJS): Remove lto/common.o. + (lto/common.o): Remove. + * common.c: Remove. + * common.h (lto_kind_str): Remove. + (lto_visibility_str): Remove. + (lto_resolution_str): Make it static. + +2009-10-01 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_read_decls): Add comment. + Call internal_error instead of gcc_assert. + (lto_resolution_read): Likewise. + (lto_add_all_inlinees): Tidy. + * Make-lang.in: Fix copyright boilerplate. + (lto.pdf): New. + (lto.install-pdf): New. + * lto-tree.h: Fix copyright boilerplate. + * lang-specs.h: Likewise. + Remove ".lto" entry from compilers fragment. + * lto-elf.c: Move inclusion of gelf.h after config.h. + Tidy formatting everywhere. + * lto.h: Fix copyright boilerplate. + Tidy formatting everywhere. + * common.c: Likewise. + * config-lang.in: Likewise. + * common.h: Likewise. + * lto-lang.c: Likewise. + +2009-10-01 Richard Guenther <rguenther@suse.de> + + * lto.c (lto_read_section_data): Use plain lseek/read. + +2009-10-01 Richard Guenther <rguenther@suse.de> + + * lto.c (LTO_MMAP_IO): Define if we can mmap files and + use sysconf to query the system page size. + (lto_file_read): Implement fallback using stdio. + (free_section_data): Likewise. + +2009-09-29 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (lto_init): Really fix call to + build_common_builtin_nodes. + +2009-09-29 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (lto_init): Fix call to + build_common_builtin_nodes. + +2009-09-29 Richard Guenther <rguenther@suse.de> + + PR lto/40754 + * lto-elf.c (init_shdr##BITS): Properly specify alignment + in bytes. + (first_data_block): New static variable. + (lto_elf_append_data): Align the first data block in each + section. + +2009-09-28 Diego Novillo <dnovillo@google.com> + + * lto-lang.c: Tidy. Remove stale FIXME lto markers. + * lto.c (strip_extension): New. + (get_filename_for_set): Call it. Do not call make_cwd_temp_file. + (lto_execute_ltrans): Tidy. + Do not pass -fwpa nor -fltrans-* to LTRANS. + * opts.c: Tidy formatting and remove stale FIXME lto markers. + * tree.c (need_assembler_name_p): Call + lang_hooks.decls.may_need_assembler_name_p if set. + * varasm.c (default_binds_local_p_1): Remove check for + flag_ltrans. + * varpool.c (decide_is_variable_needed): Do not test for + in_lto_p. + +2009-09-22 Richard Guenther <rguenther@suse.de> + + PR lto/39276 + * lto.c (lto_execute_ltrans): Perform ltrans phase manually. + * Make-lang.in: Remove ltrans-driver stuff. + * config-lang.in: Likewise. + * lang.opt (fltrans-driver): Remove. + * lto-lang.c (lto_init_options): Remove code initializing + ltrans_driver. + * ltrans-driver: Remove. + +2009-09-21 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (lto_define_builtins): Remove superfluous + calls to targetm.init_builtins and build_common_builtin_nodes. + (lto_init): Add targetm.arm_eabi_unwinder as parameter to + build_common_builtin_nodes. + * lto.c (lto_materialize_function): Do nothing if NODE is a + clone. + +2009-09-03 Diego Novillo <dnovillo@google.com> + + * lto-elf.c (validate_file): Replace call to + elf_getshstrndx with call to elf_getshdrstrndx. + +2009-08-19 Richard Guenther <rguenther@suse.de> + + * lto-lang.c (lto_init): Merge char_type_node with the + appropriately signed variant. + +2009-08-19 Richard Guenther <rguenther@suse.de> + + PR lto/41071 + * lto.c (lto_fixup_common): Re-build the pointer-to chain part one. + (lto_fixup_type): Re-build the pointer-to chain part two. + +2009-08-19 Richard Guenther <rguenther@suse.de> + + PR lto/41071 + * lto.c (lto_fixup_type): Re-build the type variant chain. + +2009-08-19 Richard Guenther <rguenther@suse.de> + + PR lto/41071 + * lto.c (lto_fixup_constructor): New function. + (lto_fixup_tree): Replace all types. Properly fixup + constructors and constants. + +2009-08-14 Richard Guenther <rguenther@suse.de> + + * lto.c (read_cgraph_and_symbols): Exchange TREE_CHAIN use + for DECL_LANG_SPECIFIC. + +2009-08-13 Richard Guenther <rguenther@suse.de> + + PR lto/41032 + * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define to NULL. + +2009-07-30 Richard Guenther <rguenther@suse.de> + + PR lto/40903 + * lto.c (read_cgraph_and_symbols): After fixing up decls choose + the largest decl for output and free TREE_CHAIN for further + use. + +2009-07-24 Diego Novillo <dnovillo@google.com> + + * Make-lang.in: Add empty lto.install-plugin target. + +2009-07-13 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_fixup_tree): Handle IMPORTED_DECL. + +2009-07-11 Richard Guenther <rguenther@suse.de> + + * lto-lang.c (lto_write_globals): Wrapup global decls. + +2009-07-10 Richard Guenther <rguenther@suse.de> + + * lto-lang.c (lto_init): Allocate one more location to make + BUILTINS_LOCATION correct. + +2009-07-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * lto.c (free_section_data): Cast computed_offset to caddr_t. + +2009-07-06 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_fixup_type): Fixup TYPE_SIZE and + TYPE_SIZE_UNIT. + +2009-07-06 Diego Novillo <dnovillo@google.com> + + * lto.c (preload_common_nodes): Remove. + (lto_read_in_decl_state): Call lto_streamer_cache_get. + (lto_read_decls): Call lto_data_in_create and + lto_data_in_delete. + (free_decl): Do not call ggc_free. + (lto_main): Call lto_init_reader. + * lto-lang.c (lto_type_for_size): Handle intTI_type_node. + (lto_init): Initialize main_identifier_node if needed. + Make ptrdiff_type_node be integer_type_node. + +2009-06-19 Diego Novillo <dnovillo@google.com> + + * lto.c: Remove code guarded by #ifdef LTO_STREAM_DEBUGGING. + Remove code guarded by #ifdef GLOBAL_STREAMER_TRACE. + Remove code guarded by #ifdef LOCAL_TRACE. + +2009-06-18 Diego Novillo <dnovillo@google.com> + + * lto.c: Update license to GPLv3. + * lto-elf.c: Likewise. + * common.c: Likewise. + * lto-lang.c: Likewise. + * lto.h: Remove superfluous include files. Update all + users. + +2009-06-17 Diego Novillo <dnovillo@google.com> + + * lto.c (read_cgraph_and_symbols): Call input_cgraph. + +2009-06-02 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_1_to_1_map): Ignore nodes that have not been + read in. + (materialize_cgraph): Only materialize nodes that have a + representation on file. + +2009-06-01 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (lto_handle_option): Hanlde OPT_Wabi. + +2009-05-31 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (lto_type_for_mode): Handle all the modes + handled in c_common_type_for_mode. + +2009-05-21 Diego Novillo <dnovillo@google.com> + + * lto-elf.c: Always include <gelf.h>. + * config-lang.in (target_libs): Remove. + (build_by_default): Set to no. + +2009-05-15 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_materialize_function): Assert that DECL is + not a builtin. + (materialize_cgraph): Don't try to materialize builtin + functions. + * lto-section-out.c (write_symbol_vec): Do not write + builtin functions. + +2009-05-13 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define. + +2009-05-07 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_resolution_read): Add type casts for C++ warnings. + (LTO_REGISTER_TYPE_AND_FIXUP_SUBTREE): Define. + (lto_fixup_type): Call it for TYPE_POINTER_TO, + TYPE_REFERENCE_TO, TYPE_CONTEXT and TYPE_CANONICAL. + (lto_fixup_tree): Call gimple_register_type when *TP is a + type. + (lto_main): Call bitmap_obstack_initialize. + +2009-04-22 Diego Novillo <dnovillo@google.com> + + * lto.c (free_section_data): Tidy. + (lto_1_to_1_map): Tidy. + (lto_add_all_inlinees): Tidy. + (prefix_name_with_star): New. + (get_filename_for_set): New. + (lto_wpa_write_files): Call cgraph_node_set_needs_ltrans_p + to determine what cgraph node sets to write. + Call get_filename_for_set to compute temporary file + names. + (lto_execute_ltrans): Do not execute LTRANS on files with + names that start with '*'. + Move logic to execute LTRANS together so that LTRANS is + invoked only if there are any files to compile. + (do_whole_program_analysis): Only remove output files + that do not start with '*'. + +2009-04-06 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (lto_post_options): Set flag_excess_precision_cmdline. + * lto.c (read_cgraph_and_symbols): Set cgraph_function_flags_ready. + (lto_add_all_inlinees): Tidy. + +2009-03-26 Diego Novillo <dnovillo@google.com> + + * lto.c: Include gimple.h. + (lto_read_in_decl_state): Call gimple_register_type for + every type in every stream. + (lto_fixup_common): Call gimple_register_type if T has a + type. + (do_whole_program_analysis): Call print_lto_report. + (lto_main): Call print_lto_report after cgraph_optimize. + * Make-lang.in (lto.o): Add dependency on GIMPLE_H. + +2009-03-24 Diego Novillo <dnovillo@google.com> + + * Make-lang.in (lto-lang.o): Add dependency on TARGET_H and EXPR_H. + (lto.o): Add dependency on GIMPLE_H. + +2009-03-10 Simon Baldwin <simonb@google.com> + + * lto.c (lto_read_all_file_options): Close any open file descriptor + contained in file_data before freeing. + +2009-02-24 Rafael Avila de Espindola <espindola@google.com> + + * lto.c (lto_add_inline_clones): Don't add the master clone. Check + for a decl in the original bitmap, not a node. + (lto_add_all_inlinees): Remove original nodes that are not needed. + (lto_scan_statics_in_cgraph_node): Don't care if the node is the master. + +2009-02-24 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_materialize_function): Update + lto_stats.num_function_bodies. + (get_section_data): Initialize *LEN to 0. + (lto_1_to_1_map): Update lto_stats.num_cgraph_partitions. + (lto_wpa_write_files): Update lto_stats.num_cgraph_nodes. + Update lto_stats.num_output_files. + (read_cgraph_and_symbols): Update lto_stats.num_input_files. + (materialize_cgraph): Update lto_stats.num_input_cgraph_nodes. + (lto_main): Initialize lto_stats. + If flag_lto_report is set, call print_lto_report. + +2009-02-19 Diego Novillo <dnovillo@google.com> + + Revert + + 2009-02-19 Rafael Avila de Espindola <espindola@google.com> + + * lto.c (lto_add_inline_clones): Don't add the + master clone. Check for a decl in the original + bitmap, not a node. + (lto_add_all_inlinees): Remove original nodes + that are not needed. + (lto_scan_statics_in_cgraph_node): Don't care if + the node is the master. + (lto_promote_cross_file_statics): Use a new + context.seen_node_decls for each set + +2009-02-19 Rafael Avila de Espindola <espindola@google.com> + + * lto.c (lto_add_inline_clones): Don't add the master clone. Check + for a decl in the original bitmap, not a node. + (lto_add_all_inlinees): Remove original nodes that are not needed. + (lto_scan_statics_in_cgraph_node): Don't care if the node is the master. + (lto_promote_cross_file_statics): Use a new context.seen_node_decls + for each set + +2009-02-18 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_wpa_write_files): Use timers TV_WHOPR_WPA + and TV_WHOPR_WPA_IO. + (lto_execute_ltrans): Use timer TV_WHOPR_WPA_LTRANS_EXEC. + (read_cgraph_and_symbols): Use timer TV_IPA_LTO_DECL_IO. + (materialize_cgraph): Use timer TV_IPA_LTO_GIMPLE_IO. + Use timer TV_WHOPR_WPA or TV_WHOPR_LTRANS or TV_LTO + depending on command line flags. + (do_whole_program_analysis): Use timer TV_WHOPR_WPA. + (lto_main): Remove timer uses. + +2009-02-18 Rafael Avila de Espindola <espindola@google.com> + + * lto.c (lto_materialize_function): Don't set DECL_EXTERN to 0. + (lto_wpa_write_files): Update calls to renamed functions. + +2009-02-17 Diego Novillo <dnovillo@google.com> + + PR 39203 + * lto-lang.c (lto_post_options): Disable -fwhole-program + when running LTRANS. + +2009-02-10 Diego Novillo <dnovillo@google.com> + + * lto.c (read_cgraph_and_symbols): Fix comment. + +2009-02-10 Diego Novillo <dnovillo@google.com> + + * lto.c (read_cgraph_and_symbols): Read options from all + IL files. + +2009-02-10 Diego Novillo <dnovillo@google.com> + + * lto.c (read_cgraph_and_symbols): Factor out of lto_main. + (materialize_cgraph): Likewise. + (do_whole_program_analysis): Likewise. + (lto_main): Call read_cgraph_and_symbols, + materialize_cgraph and do_whole_program_analysis. + +2009-02-10 Simon Baldwin <simonb@google.com> + + * lto.c: Include lto-opts.h. + * (lto_main): Clear file options at loop start, read any saved + options from the first file handled, and re-issue options. + * Makefile.in (lto.o): Add dependency on lto-opts.h. + +2009-02-02 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_main): Stop LTO_TIMER and use + TV_WHOPR_WPA_LTRANS_EXEC when launching LTRANS. + +2009-01-30 H.J. Lu <hongjiu.lu@intel.com> + + PR lto/38995 + * lto-elf.c (init_shdr##BITS): Set the sh_addralign field + to POINTER_SIZE. + +2009-01-29 Ramana Radhakrishnan <ramana.r@gmail.com> + + * Make-lang.in (LTO_EXE): Link with all + BACKENDLIBS and not only GMPLIBS + +2009-01-28 H.J. Lu <hongjiu.lu@intel.com> + + PR bootstrap/38992 + * lto-elf.c: Include gelf.h instead of libelf.h. + (lto_elf_file_close): Replace elfx_update_shstrndx with + gelf_getehdr, elf_getscn, gelf_getshdr, gelf_update_shdr and + gelf_update_ehdr. + +2009-01-28 H.J. Lu <hongjiu.lu@intel.com> + + PR middle-end/38996 + * lto-elf.c (DEFINE_INIT_EHDR): Initialize e_version. + +2009-01-26 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Update. + +2009-01-26 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (lto_types_compatible_p): Move to gimple.c + and rename into gimple_types_compatible_p. + +2009-01-12 Rafael Avila de Espindola <espindola@google.com> + + * lto-lang.c (lang_hooks): Remove the const qualifier. + +2009-01-06 Diego Novillo <dnovillo@google.com> + + * ltrans-driver: Mark 'all' target as phony. + +2008-12-31 Diego Novillo <dnovillo@google.com> + + * ltrans-driver: Execute a NOP action for target 'all'. + +2008-12-19 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_1_to_1_map): Tidy. + +2008-12-19 Diego Novillo <dnovillo@google.com> + + * lto-elf.c (lto_elf_file_open): When FILENAME cannot + be opened, show its name. + * ltrans-driver: If $verbose is set, do not use parallelism. + +2008-12-17 Rafael Avila de Espindola <espindola@google.com> + + * lto.c (lto_fixup_function): New. + (lto_fixup_tree): Call lto_fixup_function. + +2008-12-14 Doug Kwan <dougkwan@google.com> + + * lto.c (lto_1_to_1_map): Create a cgraph node set for any global + variables if there is no function. + +2008-12-10 Simon Baldwin <simonb@google.com> + + * ltrans-driver: Always run make in silent mode, to avoid make's + trace on stdout interfering with lto-wrapper output. + +2008-12-10 Doug Kwan <dougkwan@google.com> + + * lto.c (lto_add_inline_clones): Do not force master clones of + inlined functions already in SET to be static inline. + +2008-12-04 Doug Kwan <dougkwan@google.com> + + * lto.c (globalize_context_t): New type to store states in + globalization of cross-file statics. + (globalize_cross_file_statics): New. + (lto_scan_statics_in_ref_table): Walk tree to look for reachable + static decls that need to be fixed up. + (lto_scan_statics_in_cgraph_node): Change call interface to use + a globalize_context_t CONTEXT for all states used. + (lto_scan_statics_in_remaining_global_vars): New. + (lto_promote_cross_file_statics): Use new call interface of + LTO_SCAN_STATICS_IN_CGRAPH_NODE. Handle remaining externally + visible vars in the last set. + +2008-12-03 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_fixup_tree): Do not emit an error when + PREVAILING throw but T doesn't. + +2008-12-02 Doug Kwan <dougkwan@google.com> + + * lto.c (lto_scan_statics_in_ref_table): New function factored out + from code in ... + (lto_scan_statics_in_cgraph_node): Handle both file-scope static + variables and functions. + (lto_promote_cross_file_statics): Rename bitmaps to SEEN_DECLS + and GLOBAL_DECLS from SEEN_VARS and GLOBAL_VARS. + +2008-11-29 Diego Novillo <dnovillo@google.com> + + * lto.c: Include timevar.h. + (lto_materialize_function): Tidy. Add comments. + (lto_wpa_write_files): Tidy. + (lto_execute_ltrans): Tidy. + (lto_main): Add local variable LTO_TIMER. Initialize it + to one of TV_WHOPR_WPA, TV_WHOPR_LTRANS or TV_LTO. + Start and stop the timer. + Tidy comments. + * Make-lang.in (lto.o): Add dependency on timevar.h. + * ltrans-driver: React to -v and -save-temps. + Use simple heuristic to determine how much parallelism to + use when executing make. + +2008-11-12 Doug Kwan <dougkwan@google.com> + + * lto.c (lto_bitmap_obstack): Remove var. + (lto_materialize_function): Do nothing instead of marking function + body in file if flag_wpa is true. + (lto_add_all_inlinees): Use bitmap functions in lto-utils.c. + (lto_scan_statics_in_cgraph_node): New function. + (lto_promote_cross_file_statics): Same. + (lto_wpa_write_files): Call lto_promote_cross_file_statics. + Use bitmap functions in lto-utils.c. Remove unsued label OUT. + * Make-lang.in (lto/lto.o): Add lto-utils.h to dependency list. + +2008-11-09 Diego Novillo <dnovillo@google.com> + + * lto/lto.c (lto_fixup_tree): Change error message locus + information to include location of mismatching + declaration. + Use TREE_NO_WARNING to avoid repeated messages. + (lto_main): If lto_fixup_decls emitted any errors, exit. + * lto/lto-lang.c: Don't include libfuncs.h and except.h + (lto_init_options): Don't enable exceptions by default. + (lto_eh_runtime_type): Move to lto-function-in.c + (lto_init_eh): Likewise. + (lto_init): Don't call lto_init_eh. + * lto/Make-lang.in (lto-lang.o): Remove dependency on + libfuncs.h and except.h. + +2008-10-30 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_read_decls): Declare debug_main only if + LTO_STREAM_DEBUGGING is enabled. + +2008-10-30 Simon Baldwin <simonb@google.com> + + * lto.c (lto_wpa_write_files): Create intermediate files with + make_cwd_temp_file(). + (lto_maybe_unlink): New. Delete intermediate WPA files unless + WPA_SAVE_LTRANS is set. + (lto_main): Call lto_maybe_unlink() for intermediate WPA files. + * ltrans-driver: Do not strip directory from output files. + +2008-10-29 Doug Kwan <dougkwan@google.com> + + * lto.c (free_decl): Call lto_symtab_clear_resolution when freeing + DECL. + * Make-lang.in (LTO_OBJS): Remove lto/lto-symtab.o + (lto/lto-symtab.o): Remove rule. + * lto-tree.h (struct lang_identifier): Remove LTO specific fields. + (struct lang_decl): Remove RESOLUTION and add DUMMY in struct. + (LANG_IDENTIFIER_CAST, LTO_IDENTIFIER_DECL, LTO_DECL_RESOLUTION): + Remove macros. + lto-symtab.c (File): Move up one level. + lto-lang.c (cgraph.h): Remove include. + (input_overwrite_node, input_node, input_edge, input_cgraph_1, + input_cgraph): Move to lto-cgraph.c in gcc directory above. + (LANG_HOOKS_INPUT_CGRAPH): Remove use of macro. + +2008-10-24 Rafael Espindola <espindola@google.com> + + * lto-function-in.c (get_resolution): Return LDPR_PREEMPTED_IR for + non prevailing weak symbols. + +2008-10-24 Rafael Espindola <espindola@google.com> + + * lto-lang.c (input_cgraph_1): Iterate over nodes, not cgraph_nodes. + +2008-10-24 Rafael Espindola <espindola@google.com> + + * lto-lang.c (input_node): Avoid casts from pointers to ints of + different types. + +2008-10-23 Simon Baldwin <simonb@google.com> + + * lto-lang.c (input_node): Save the node reference, rather than the + node pointer, in node->inlined_to. + (input_cgraph_1): Convert node references into node pointers. + +2008-10-22 Diego Novillo <dnovillo@google.com> + Rafael Espindola <espindola@google.com> + + * lto.c (lto_resolution_read): Tidy. + * lto-symtab.c (lto_symtab_prevailing_decl): Do not + abort if RET is NULL. + +2008-10-22 Doug Kwan <dougkwan@google.com> + + * lto.c (lto_fixup_tree): Check for NOTHROW conflict only if + exceptions flag is given. + * lto-lang.c: (lto_init_options) Set default exceptions flag. + (lto_init_eh): Remove exceptions flag initialization. + (lto_init): Only call lto_init_eh if exceptions flag is set. + +2008-10-21 Diego Novillo <dnovillo@google.com> + + * lto.c: Tidy some formatting. + * lto.h: Likewise. + +2008-10-21 Simon Baldwin <simonb@google.com> + + * lto-symtab.c: (lto_same_type_p): Types cannot be equal if one of + them is NULL (but not the other). + +2008-10-17 Diego Novillo <dnovillo@google.com> + + * ltrans-driver: Divert output from make to a temporary file. + Show it if the call to make failed. + +2008-10-15 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_wpa_write_files): Reformat do-while loop. + Do not print TEMP_FILENAME + * ltrans-driver: Call make with -s. + +2008-10-15 Diego Novillo <dnovillo@google.com> + + * lto-symtab.c (lto_symtab_merge_decl): Do not force + TREE_STATIC on global symbols. + +2008-10-14 Ollie Wild <aaw@google.com> + + * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Remove. + (LTRANS_DRIVER_EXE): Add. + (lto.all.cross): Add LTRANS_DRIVER_EXE. + (lto.all.encap): Add LTRANS_DRIVER_EXE. + (lto.install.common): Remove ltrans-driver. + (lto.mostlyclean): Add LTRANS_DRIVER_EXE. + (LTRANS_DRIVER_EXE): New build rule. + * config-lang.in (compilers): Add ltrans-driver. + +2008-10-14 Diego Novillo <dnovillo@google.com> + + * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Disable transformation + of program name. + +2008-10-13 Ollie Wild <aaw@google.com> + + * lang-spec.h (@lto): Replace lto1_options with cc1_options. + * lto.c (lto_execute_ltrans): Add "-fno-wpa -fltrans -xlto" to CFLAGS. + * ltrans-driver (LTRANS_FLAGS): Remove. + +2008-10-08 Doug Kwan <dougkwan@google.com> + + * lto.c (lto_fixup_tree): Remove ATTRIBUTE_UNUSED from DATA. + Handle new tree codes RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE + and TREE_BINFO. Also move code handling FUNCTION_DECL and VAR_DECL + from lto_fixup_state to here. + (lto_fixup_state): Take an lto_fixup_data_t object DATA instead of + just a free-list. Fix up types also. Move decl merging code to + lto_fixup_tree. + (lto_fixup_state_aux): Change AUX to point to an lto_fixup_data_t + object. + (lto_fixup_decls): Use another pointer set to avoid multiple + walking of nodes except for DECLs to be replaced. Pass an + lto_fixup_data_t object to tree-walker. + +2008-10-08 Rafael Espindola <espindola@google.com> + + * lto-symtab.c (lto_symtab_set_resolution): New. + (lto_symtab_merge_decl): Use lto_symtab_set_resolution and + lto_symtab_get_resolution. + (lto_symtab_prevailing_decl): Return decl for non public decls. + (lto_symtab_get_resolution): New. + * lto.c (lto_fixup_tree, lto_fixup_state): Remove unecessary checks. + +2008-10-06 Rafael Espindola <espindola@google.com> + + * lto-lang.c: Include cgraph.h. + (input_overwrite_node, input_node, input_edge, input_cgraph_1, + input_cgraph): Moved from lto-cgraph.c. + (LANG_HOOKS_INPUT_CGRAPH): New. + +2008-10-03 Rafael Espindola <espindola@google.com> + + * lto.c (lto_fixup_tree, lto_fixup_state): Fix the FIXME. + +2008-10-03 Rafael Espindola <espindola@google.com> + + * lto-symtab.c (lto_symtab_overwrite_decl): Remove. Remove all calls. + (lto_symtab_merge_decl): Update LTO_IDENTIFIER_DECL the reflect the + prevailing definition. Don't mark TREE_NOTHROW differences. + * lto.c (lto_fixup_tree): New. + (lto_fixup_state): New. + (lto_fixup_state_aux): New. + (free_decl): New. + (lto_fixup_decls): New. + (lto_main): Call lto_fixup_decls. + +2008-10-02 Ollie Wild <aaw@google.com> + + * lang.opt (fltrans): Moved from common.opt. Remove RejectNegative + and Init. + (fwpa): Moved from common.opt. Remove RejectNegative and Init. + * lto-lang.c (lto_post_options): Add validation and fixups for + -fltrans and -fwpa. + +2008-10-02 Rafael Espindola <espindola@google.com> + + * lto-symtab.c (lto_symtab_merge_var, lto_symtab_merge_fn, + lto_symtab_merge_decl): Return void. + (lto_symtab_prevailing_decl): New. + +2008-09-30 Rafael Espindola <espindola@google.com> + + * lto-symtab.c (lto_symtab_compatible): Remove the check for already + defined symbols. + (lto_symtab_overwrite_decl): Copy LTO_DECL_RESOLUTION. + (lto_symtab_merge_decl): Store symbol resolution in LTO_DECL_RESOLUTION. + Check for already defined symbols. + * lto-tree.h (lang_decl): Remove dummy and add resolution fields. + (LTO_IDENTIFIER_RESOLUTION): Remove. + (LTO_DECL_RESOLUTION): New. + +2008-09-30 Rafael Espindola <espindola@google.com> + + * lto.c (lto_read_decls): Use new input_tree signature. + +2008-09-26 Doug Kwan <dougkwan@google.com> + + * lto.c (lto_main): Call lto_fixup_nothrow_decls to fix up function + bodies affected by exception attribute merging of DECLs. + * lto-symtab.c (lto_symtab_merge_decl): Handle exception attribute + merging. + +2008-09-25 Rafael Espindola <espindola@google.com> + + * Make-lang.in (PLUGIN_API_H, LTO_TREE_H): New. + (lto/lto-lang.o, lto/lto.o, lto/lto-symtab.o) Use LTO_TREE_H. + * lto-symtab.c (lto_symtab_compatible): New. + (lto_symtab_overwrite_decl): New. + (lto_symtab_merge_decl): Refactor to use the above functions + and the resolution from lang_identifier. + * lto-tree.h: Include plugin-api.h. + (lang_identifier): Add resolution. + (LTO_IDENTIFIER_RESOLUTION): New. + +2008-09-25 Ollie Wild <aaw@google.com> + + * lang.opt (fltrans-output-list=): New option. + * lto.c (lto_execute_ltrans): Output file names to ltrans_output_list. + +2008-09-25 Rafael Espindola <espindola@google.com> + + * lto.c (lto_resolution_read): Initialize ret; + +2008-09-24 Ollie Wild <aaw@google.com> + + * lto.c (sys/mman.h): Move include. + (lto_wpa_write_files): Return a list of written files. + (lto_execute_ltrans): New function. + (lto_main): Call lto_execute_ltrans. + (ltrans-driver): New file. + * lto-lang.c (DEFAULT_LTRANS_DRIVER): New macro. + (DEAULT_LTRANS_DRIVER_LEN): New macro. + (lto_init_options): Initialize ltrans_driver. + (lto_handle_option): Fix incorrect default output value. + * lang.opt (fltrans-driver=): New option. + * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): New variable. + (lto.install-common): Add lto/ltrans-driver. + +2008-09-24 Rafael Espindola <espindola@google.com> + + * Make-lang.in (LTO_OBJS): Add lto/common.o. + (lto/lto.o): Depend on lto/common.h. + (lto/common.o): New. + * lang.opt (resolution): New. + * lto-lang.c (resolution_file_name): New. + (lto_handle_option): Handle OPT_resolution. + * lto-symtab.c (lto_symtab_merge_decl): Add a resolution argument. + (lto_symtab_merge_var,lto_symtab_merge_fn): Add a resolution argument. + pass it to lto_symtab_merge_decl. + * lto.c: Include common.h. + (lto_read_decls): Add resolutions and resolutions_size arguments. + Initialize data_in.globals_resolution and + data_in.globals_resolution_size. + (index_and_symbol_resolution): New. + (lto_resolution_read): New. + (lto_file_read): Add argument resolution_file. + Read resolution. + * lto.h (resolution_file_name): New. + +2008-09-23 Rafael Espindola <espindola@google.com> + + * common.c: Update description. + * common.h: Update description. + +2008-09-23 Rafael Espindola <espindola@google.com> + + * common.c: Moved from lto-plugin. + * common.h: Moved from lto-plugin. + +2008-09-22 Doug Kwan <dougkwan@google.com> + + * lto.c (VEC(bitmap,heap)): Declare. + (lto_materialize_function): Handle WAP mode specially. + (lto_add_inline_clones): New. + (lto_add_all_inlinees): Changle algorithm and to use bitmaps. Also + return a bitmap of inlined decls. + (lto_wpa_write_files): Handle all DECLs brought in by inlining. + (lto_main): Call reset_inline_failed to reset inlining states. + Check call-graph after WPA inlining. + * lto-lang.c (lto_init): Do not clear flag_generate_lto + unconditionally. + +2008-09-19 Doug Kwan <dougkwan@google.com> + + lto.c (lto_main): Remove unsued wrapper code. + lang-specs.h (@lto): Use lto1_options instead of cc1_options. + +2008-09-19 Rafael Espindola <espindola@google.com> + + * lto-symtab.c: Include lto-tree-in.h. + * lto-tree.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove. + * lto.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove + * Make-lang.in (lto/lto-symtab.o): Add lto-tree-in.h. + +2008-09-17 Paolo Bonzini <bonzini@gnu.org> + Rafael Avila de Espindola <espindola@google.com> + + * lto-lang.c (COMPOUND_LITERAL_EXPR_DECL_STMT, + COMPOUND_LITERAL_EXPR_DECL): Remove. + (emit_local_var): Remove. + (lto_expand_expr): Remove. + (lto_staticp): Remove. + (LANG_HOOKS_EXPAND_EXPR): Remove. + (LANG_HOOKS_STATICP): Remove. + +2008-09-11 Diego Novillo <dnovillo@google.com> + + * lto-lang.c: Include except.h and libfuncs.h. + (lto_init_eh): New. + (lto_init): Call it. + Set flag_generate_lto to 0. + * Make-lang.in (lto-lang.o): Add dependency on except.h + and libfuncs.h. + +2008-09-09 Bill Maddox <maddox@google.com> + + * lto-lang.c: Include header file expr.h. + (COMPOUND_LITERAL_EXPR_DECL_STMT, + COMPOUND_LITERAL_EXPR_DECL): Copied from c-common.h. + (emit_local_var): Copied from c-semantics.c. + (lto_expand_expr, lto_staticp): Copied from c_expand_expr + and c_staticp in c-common.c. + (LANG_HOOKS_EXPAND_EXPR,LANG_HOOKS_STATICP): Redefined. + +2008-09-08 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (lto_global_bindings_p): Return 1 during + IPA passes. + +2008-09-07 Diego Novillo <dnovillo@google.com> + + * lto.c: Tidy formatting. + +2008-08-04 Bill Maddox <maddox@google.com> + + * lto-symtab.c (lto_symtab_merge_decl): Add comment. + +2008-09-03 Doug Kwan <dougkwan@google.com> + + lto.c (lto_add_all_inlinees): Reset FAILED_REASON of edges to + CIF_OK instead of NULL. + +2008-09-02 Diego Novillo <dnovillo@google.com> + Simon Baldwin <simonb@google.com> + + * lto-lang.c (lto_type_for_size): Rewrite. Adapt from + c_common_type_for_size. + (lto_type_for_mode): Remove ATTRIBUTE_UNUSED markers. + (lto_init): Call linemap_add. + (signed_and_unsigned_types): Remove. + +2008-08-29 Diego Novillo <dnovillo@google.com> + + * lto-lang.c (handle_noreturn_attribute): New local function. + (handle_const_attribute): New local function. + (handle_malloc_attribute): New local function. + (handle_pure_attribute): New local function. + (handle_novops_attribute): New local function. + (handle_nonnull_attribute): New local function. + (handle_nothrow_attribute): New local function. + (handle_sentinel_attribute): New local function. + (handle_type_generic_attribute): New local function. + (handle_format_attribute): New local function. + (handle_format_arg_attribute): New local function. + (lto_attribute_table): Declare. + (lto_format_attribute_table): Declare. + (lto_init_attributes): New local function. + (lto_define_builtins): Call it. + Call targetm.init_builtins and build_common_builtin_nodes. + (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE): Define. + (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Define. + +2008-08-28 Diego Novillo <dnovillo@google.com> + + * Make-lang.in (lto-lang.o): Replace tree-gimple.h with + $(GIMPLE_H). + (lto-symtab.o): Add dependency on $(GIMPLE_H). + * lto-lang.c: Include gimple.h instead of tree-gimple.h. + * lto-symtab.c: Include gimple.h. + * lto-tree.h (chain_next): Replace GENERIC_NEXT with + TREE_CHAIN. + +2008-08-27 Doug Kwan <dougkwan@google.com> + + * lto.c (vec.h, bitmap.h, pointer-set.h, ipa-prop.h, ggc.h, + gt-lto-lto.h): New includes. + (lto_materialize_function): Do not read in function body in WPA mode. + Format a line to fit in 80 columns. + (lto_cgraph_node_sets): New garbage collected variable. + (lto_1_to_1_map, lto_add_all_inlinees, lto_wpa_write_files): + New functions. + (lto_main): Initialize bitmap obstack. Add code to handle WPA mode. + * Make-lang.in (LTO_H): Replace filename lto-section-in.h with + variable LTO_SECTION_IN_H. + (lto/lto.o): Include gt-lto-lto-c.h ggc.h ,VEC_H, BITMAP_H, + pointer-set.h and IPA_PROP_H. Also replace filename lto-section-in.h + with variable LTO_SECTION_IN_H. + * config-lang.in (gtfiles): Add lto/lto.c. + * lto-symtab.c (lto_symtab_merge_decl): Set DECL_CONTEXT of + merged DECL_RESULT correctly. + +2008-08-26 Bill Maddox <maddox@google.com> + + * lto-lang.c Include tree-gimple.h. + (lto_mark_addressable): Call mark_addressable rather than + asserting. + (lto_post_options): Suppress debug info generation. + * Make-lang.in: Add dependency of lto-lang.o on tree-gimple.h. + +2008-08-25 Bill Maddox <maddox@google.com> + + * lto-symtab.c (lto_symtab_merge_decl): Remove a suspect + assertion and leave an explanatory comment in its place. + +2008-08-21 Doug Kwan <dougkwan@google.com> + + * lto.c (preload_common_nodes): Call lto_get_common_nodes to get a list + of common nodes instead of computing locallly. + (lto_read_in_decl_state): New. + (lto_read_decls): Change code for udpate in struct lto_decl_header. + Read global and per-function in-decl states. + * Make-lang.in (LTO_H): Update dependency. + (lto/lto.o): Same. + (lto-symtab.c): Merge (revision 139039) + * lto-symtab.c (lto_symtab_merge_decl): Merge DECL_RESULT. + +2008-08-21 Rafael Espindola <espindola@google.com> + + * config-lang.in (target_libs): New. + +2008-08-20 Bill Maddox <maddox@google.com> + + * lto.c (current_lto_file): Remove GTY marker from static + variable. Remove include of file gt-lto-lto.h. + * Make-lang.in: Remove dependency of lto/lto.o on + gt-lto-lto.h. + * lto-elf.c (lto_file_close): Removed. + (lto_elf_file_open): Use XCNEW instead of GGC_CNEW to + allocate lto_elf_file object. + (lto_elf_file_close): Free lto_elf_file object after close. + * lto.h (struct lto_file_struct): Remove GTY marker. + * config-lang.in: Remove lto/lto.h and lto/lto.c from + gtfiles. + +2008-08-20 Bill Maddox <maddox@google.com> + + * lto.c (lto_read_decls): Provide dummy argument to input_tree + to conform to its new signature. + * lto-symtab.c (lto_symtab_merge_decl): Do not invoke ggc_free + on discarded node here, now called in global_vector_fixup. + +2008-08-09 Bill Maddox <maddox@google.com> + + * lto.c (preload_common_nodes): Verify that fileptr_type_node + has not been set to a front-end-specific value. + +2008-08-05 Doug Kwan <dougkwan@google.com> + + * Make-lang.in (lto-symtab.o): Add missing dependencies to fix + build breakage. + +2008-07-30 Bill Maddox <maddox@google.com> + + * lto.c (lto_materialize_function): Call lto_original_decl_name. + Remove obsolete comments. + (lto_read_decls): Remove initialization of deleted field data_in.global. + Tidy up comments. + (lto_main): Remove redundant initialization of section_hash_table. + * lto-elf.c: Removed obsolete comments. + * lto.h: Tidy up comments. + * lto-symtab.c (lto_least_common_multiple): New function. + (lto_symtab_merge_decl): Merge variable alignments in some cases. + Tidy up comments. + +2008-07-25 Diego Novillo <dnovillo@google.com> + Bill Maddox <maddox@google.com> + + * lto.c: Re-order include files. + Include lto-section-out.h. + (preload_common_nodes): Add debugging output. + Add new local INDEX_TABLE. + Call preload_common_node. + * Make-lang.in (lto.o): Add dependency on lto-section-out.h + +2008-07-13 Bill Maddox <maddox@google.com> + + * lto.c (lto_read_decls): Cast pointer to const char * to avoid + unwanted scaling during pointer addition. + +2008-07-11 Bill Maddox <maddox@google.com> + Diego Novillo <dnovillo@google.com> + + * lto.c (lto_read_decls): Fix C++ compatibility warnings. + Make code const-correct. + (lto_file_read): Fix C++ compatibility warnings. + (lto_read_section_data): Fix C++ compatibility warnings. + (lto_get_section_data): Use CONST_CAST to avoid warning when + const pointer passed to free. + * lto-elf.c (lto_elf_build_section_table): Fix C++ + compatibility warnings. + (lto_elf_append_data): Fix C++ compatibility warnings. Use CONST_CAST + to avoid warning assigning const pointer to d_buf field of Elf_Data. + (lto_get_current_out_file): Fix C++ compatibility warnings. + +2008-07-11 Diego Novillo <dnovillo@google.com> + + * Make-lang.in (lto-warn): Define. + +2008-07-03 Simon Baldwin <simonb@google.com> + + * lto.c (lto_read_decls): Wrapped debug-only data items within #ifdef + LTO_STREAM_DEBUGGING. + +2008-06-27 Ollie Wild <aaw@google.com> + + * lto-elf.c (lto-section-out.h): New include. + (struct lto_elf_file): Remove bits member. Add scn, shstrtab_stream, + and data members. + (cached_file_attrs): New static variable. + (lto_elf_get_shdr, lto_elf_free_shdr): Remove elf_file parameter. + Use cached_file_attrs for checking bits. + (lto_elf_build_section_table): Remove elf_file argument from + lto_elf_get_shdr and lto_elf_free_shdr calls. + (DEFINE_INIT_SHDR): New macro. + (init_shdr32, init_shdr64): New functions defined via the + DEFINE_INIT_SHDR macro. + (lto_elf_begin_section_with_type): New function. + (lto_elf_begin_section): New function. + (lto_elf_append_data): New function. + (lto_elf_end_section): New function. + (DEFINE_VALIDATE_EHDR): New macro. + (validate_ehdr32, validate_ehdr64): New functions defined via the + DEFINE_VALIDATE_EHDR macro. + (validate_file): New function. + (DEFINE_INIT_EHDR): New macro. + (init_ehdr32, init_ehdr64): New functions defined via the + DEFINE_INIT_EHDR macro. + (init_ehdr): New function. + (lto_elf_file_open): Add support for writable files. Move some + validation logic to validate_file. + (lto_elf_file_close): Add support for writable files. Write file data + and free data blocks. + (current_out_file): New static variable. + (lto_set_current_out_file): New function. + (lto_get_current_out_file): New function. + * lto.c (lto_main): Add writable argument to lto_elf_file_open calls. + Add temporary initialization for testing ELF serialization. + * lto.h (lto-section-out.h): New include. + (struct lto_file_struct): Slight modification to comment. + (lto_elf_file_open): Add writable parameter. + (lto_elf_begin_section): New function declaration. + (lto_elf_append_data): New function declaration. + (lto_elf_end_section): New function declaration. + (lto_set_current_out_file, lto_get_current_out_file): New function + declarations. + * lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Set as lto_elf_begin_section. + (LANG_HOOKS_APPEND_DATA): Set as lto_elf_append_data. + (LANG_HOOKS_END_SECTION): Set as lto_elf_end_section. + * Make-lang.in (LTO_H): Add lto-section-out.h. + +2008-06-12 Ollie Wild <aaw@google.com> + + * lto.h (struct lto_file_vtable_struct): Remove. + (struct lto_file_struct): Remove vtable member. + * lto-elf.c (lto_file_init): Remove vtable argument. + (lto_elf_map_optional_lto_section): Remove. + (lto_elf_unmap_section): Remove. + (lto_elf_file_vtable): Remove. + (lto_elf_file_open): Remove lto_elf_file_vtable argument from + lto_file_init call. + (lto_elf_find_section_data): Remove. + +2008-06-11 Ollie Wild <aaw@google.com> + + * lto.c (lto_file_read): Add const qualifier to data variable. + +2008-06-11 Diego Novillo <dnovillo@google.com> + + Merge from lto-streamber sub-branch. + + 2008-06-04 Ollie Wild <aaw@google.com> + + * lto.c: Remove inclusion of dwarf2.h and dwarf2out.h. + * Make-lang.in (lto.o): Remove dependency on dwarf2.h. + + 2008-05-28 Bill Maddox <maddox@google.com> + + Replace the DWARF reader in the LTO front-end. + + * lto.c: Include lto-tree-in.h, lto-tags.h. + (enum DWARF2_class, DW_cl_constant, struct + DWARF2_form_data, struct lto_context, + lto_fd_init, lto_info_fd_init, + lto_abbrev_fd_init, lto_info_fd_close, + lto_file_init, lto_file_close, + lto_file_corrupt_error, lto_abi_mismatch_error, + LTO_CHECK_INT_VAL, LTO_READ_TYPE, + lto_read_uleb128, lto_read_sleb128, + lto_read_initial_length, lto_abbrev_read_attrs, + lto_abbrev_read, lto_abbrev_read_lookup, + lto_read_section_offset, + lto_read_comp_unit_header, find_cu_for_offset, + lto_get_file_name, + lto_resolve_reference,lto_read_form, + attribute_value_as_int, + make_signed_host_wide_int, + attribute_value_as_constant, lto_cache_hash, + lto_cache_eq, lto_cache_store_DIE, + lto_cache_lookup_DIE, lto_find_integral_type, + lto_find_integral_type_1, + LTO_BEGIN_READ_ATTRS_UNCHECKED, + LTO_BEGIN_READ_ATTRS, LTO_END_READ_ATTRS, + lto_unsupported_attr_error, lto_get_identifier, + lto_read_referenced_type_DIE, + lto_read_compile_unit_DIE, + lto_read_array_type_DIE, + lto_read_structure_union_class_type_DIE, + lto_read_enumerator_DIE, + lto_read_enumeration_type_DIE, + lto_read_only_for_child_DIEs, + lto_read_only_for_child_DIEs, + lto_read_member_DIE, lto_read_abbrev, + lto_read_variable_formal_parameter_constant_DIE, + lto_get_body): Removed. + (preload_common_nodes): New function. + (lto_read_decls): Convert for new global streamer. + (lto_materialze_file_data, + lto_read_subroutine_type_subprogram_die, + lto_read_unspecified_parameters_DIE, + lto_read_typedef_DIE, + lto_read_pointer_reference_type_DIE, + lto_read_subrange_type_DIE, + lto_read_base_type_DIE, + lto_read_const_volatile_restrict_type_DIE, + lto_read_namespace_DIE, + lto_read_unspecified_type_DIE, lto_read_DIE, + lto_read_child_DIEs, lto_collect_child_DIEs): + Removed. + (lto_info_read, lto_set_cu_context): Removed. + (lto_file_read): Convert for new global streamer. + (lto_resolve_type_ref, lto_read_DIE_at_ptr, + lto_resolve_var_ref, lto_resolve_fn_ref, + lto_resolve_field_ref, lto_resolve_typedecl_ref, + lto_resolve_namespacedecl_ref): Removed. + (lto_file_init, lto_file_close): Moved to lto-elf.c. + * lto-tree.h (lto_symtab_merge_var, + lto_symtab_mergee_fun): Declare here. + * lto-elf.c (lto_file_init, lto_file_close): Moved from lto.c. + (lto_elf_file_open): Removed code to read DWARF debug sections. + * lto.h (lto_context, DWARF2_attr, DWARF2_abbrev, + DWARF2_CompUnit, lto_die_ptr, + lto_die_cache_entry, lto_fd, lto_info_fd, + lto_abbrev_fd): Removed. + (lto_file): Removed debug_info and debug_abbrev fields. + (lto_ref): Removed. + (lto_file_init, lto_file_close, + lto_resolve_type_ref, lto_resolve_var_ref, + lto_resolve_fn_ref, lto_resolve_field_ref, + lto_resolve_typedecl_ref, + lto_resolve_namespacedecl_ref, + lto_get_file_name): Removed declarations. + (lto_symtab_merge_var, lto_symtab_merge_fn): + Declarations moved to lto-tree.h. + * lto-symtab.c (lto_compatible_attributes_p): + Lobotomize this, as it barfs on "Hello, world!". + * lto-section-out.c: Include lto-tree-out.h. + (lto_hash_global_slot_node, + lto_eq_global_slot_node, preload_common_nodes, + write_global_stream, write_global_references): + New functions. + (produce_asm_for_decls): Convert for new global streamer. + * lto-section-out.h (lto_hash_global_slot_node, + lto_eq_global_slot_node): Declare. + +2008-06-07 Kenneth Zadeck <zadeck@naturalbridge.com> + Jan Hubicka <jh@suse.cz> + + * lto.c (sys/mman.h, tree-pass.h): New includes. + (lto_materialize_constructors_and_inits, + lto_materialize_function): Keeps length of section. + (lto_materialize_cgraph): Removed. + (lto_read_decls): Initialize fd field. + (lto_file_read): Different return type and removed much code to + lto_main. + (page_mask): New variable. + (lto_read_section_data, get_section_data, free_section_data): New + functions. + (lto_main): Now calls pass manager, sets the hooks so that the ipa + passes can get the section data. + +2008-05-27 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto.h (lto_read_decls): Made local. + (lto_input_function_body, lto_input_constructors_and_inits, + lto_input_cgraph): Declarations moved to lto-section-in.h. + * lto-section-in.c: Moved to .. . + * lto-cgraph-in.c: Ditto. + * lto-section-in.h: Ditto. + * lto-function-in.c: Ditto. + * lto-lang.c (lto_handle_option): Added ATTRIBUTE_UNUSED to parms. + (lto_insert_block): Removed. + (LANG_HOOKS_INSERT_BLOCK): Removed. + * Make-lang.in (lto-cgraph-in.o, lto-function-in.o, + lto-section-in.o): Rules moved to lto/Makefile.in. + + +2008-05-16 Ollie Wild <aaw@google.com> + + * lto-lang.c (tree-inline.h): Include. + (lto_post_options): New function. + (LANG_HOOKS_POST_OPTIONS): Define. + * lto-cgraph-in.c (overwrite_node): Set node->global.insns. + * lto-function-in.c (input_bb): Set TREE_BLOCK (stmt). + +2008-05-13 Diego Novillo <dnovillo@google.com> + + * lto-function-in.c (input_ssa_names): Call + make_ssa_name_fn instead of make_ssa_name. + +2008-05-12 Diego Novillo <dnovillo@google.com> + + * lto-cgraph-in.c (overwrite_node): Update references to + inline summary fields. + * lto-function-in.c (input_expr_operand): Do not handle + STRUCT_FIELD_TAG. + +2008-05-09 Ollie Wild <aaw@google.com> + + * lang.opt: New file. + * lto-lang.c (lto_init_options): New function. + (lto_handle_option): New function. + (lto_init): Move initialization of flag_unit_at_a_time to + lto_init_options. + (LANG_HOOKS_INIT_OPTIONS): Define. + (LANG_HOOKS_HANDLE_OPTION): Define. + +2008-04-29 Ollie Wild <aaw@google.com> + + * lto.c (lto_read_namespace_DIE): New function. + (lto_read_DIE): Add lto_read_namespace_DIE callback. Cache + NAMESPACE_DECL DIE's. + (lto_resolve_namespacedecl_ref): New function. + * lto.h (lto_resolve_namespacedecl_ref): New function. + * lto-section-in.c (lto_read_decls): Read namespace declarations. + * lto-section-in.h (struct lto_file_decl_data): Add namespace_decls + and num_namespace_decls. + * lto-function-in.c (input_expr_operand): Add NAMESPACE_DECL case. + * lto-lang.c (lto_init_ts): New function. + (LANG_HOOKS_INIT_TS): Set as lto_init_ts. + +2008-04-16 Ollie Wild <aaw@google.com> + + * lto-function-in.c (input_type_ref): Updated function description. + +2008-04-16 Ollie Wild <aaw@google.com> + + * lto-function-in.c (input_type_ref_1): New function. + (input_type_ref): Split into two functions. + (input_function): Add support for type contexts. + +2008-04-16 Ollie Wild <aaw@google.com> + + * lto.c (lto_materialize_function): Use DECL_ASSEMBLER_NAME to compute + section name + +2008-04-16 Ollie Wild <aaw@google.com> + + * lto.c (lto_read_compile_unit_DIE): Add DW_LANG_C_plus_plus to the + list of supported languages. + +2008-03-25 Kenneth Zadeck <zadeck@naturalbridge.com> + + Merge with mainline @133491. + +2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com> + Jan Hubicka <jh@suse.cz> + + * lto.c (lto_info_fd_init, lto_info_fd_close): Get rid of + fd->unmaterialized_fndecls. + (lto_get_file_name, lto_materialize_cgraph): New function. + (lto_materialize_constructors_and_inits, + lto_materialize_function): Read info directly from elf file. + (lto_file_read): Made local and initialize dictionary so that + other lto sections can be read without reprocessing the elf file. + (lto_main): Read all functions after all files have been processed + for their types, globals and cgraph. + * Make-lang.in (lto.o, lto-cgraph-in.c, lto-section-in): Changed + dependencies. + * lto-elf.c (lto_elf_file): Removed strtab, symtab fields. + (hash_name, eq_name, lto_elf_build_section_table): New functions. + (lto_elf_read_symtab): Removed function. + (lto_elf_file_open): Removed call to lto_elf_read_symtab. + * lto.h (lto_info_fd_struct): Removed unmaterialized_fndecls. + (lto_file_read): Made local. + (lto_get_file_name, lto_elf_build_section_table, + lto_input_cgraph): + New function. + * lto-section-in.c (lto_read_section_data, lto_get_section_data): + New functions. + (lto_read_decls): Get the file name. + * lto-cgraph-in.c: New file. + * lto-function-in.c (tag_to_expr): Stops at LTO_tree_last_tag. + (input_expr_operand, lto_read_body): Set lto_debug_context.tag_names. + (input_labels): Fixed latent sizeof issue. + (input_function): Build stmt array to set call sites into cgraph + edges. + (lto_read_body): Reset cfun->curr_properties. + * lto_section_in.h (lto_section_slot): New structure. + (section_hash_table.lto_file_decl_data): New field. + + +2008-02-09 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto.c (lto_read_variable_formal_parameter_const): Remove code to + reconstruct static initializers. + (lto_get_body, lto_materialize_function): Add lto_section_type as + a parameter. + (lto_materialize_constructors_and_inits, + lto_materialize_file_data): New function. + (lto_materialize_function, + lto_read_subroutine_type_subprogram_DIE): Renamed unmap_fn_body to + unmap_section and map_fn_body to map_section. + (lto_set_cu_context): Process functions and static inits + differently. + * Make-lang.in (LTO_H, lto/lto-function-in.o, + lto/lto-section-in.o): Update dependencies. + * lto/lto-elf.c (lto_elf_map_optional_lto_section): Add + lto_section_type parameter. + (lto_elf_unmap_fn_body): Renamed to lto_elf_unmap_section. + * lto.h (lto_file_vtable_struct): Removed two of the fields and + renamed the other two so that there is only one map function and + one unmap function and each takes a section type parameter. + (lto_read_function_body): Renamed to lto_input_function_body and + added file_data parameter. + (lto_read_var_init): Removed. + (lto_input_constructors_and_inits): New function. + * lto-section-in.c (lto_read_decls): New function. + * lto-function-in.c (data_in): Moved fields field_decls, fn_decls, + var_decls, type_decls, types to lto_file_decl_data. + (input_type_ref, input_expr_operand, lto_read_body): Get + field_decls, fn_decls, var_decls, type_decls, types from different + structure. + (input_globals, input_constructor, lto_read_var_init): Removed. + (input_constructors_or_inits): New function. + (lto_read_function_body, lto_input_constructors_and_inits): + Renamed to lto_input_function_body and takes file_data parameter. + * lto-section-in.h (lto_file_decl_data): New structure. + +2008-01-28 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-function-in.c (input_globals.c): Changed input type to + lto_function_header. + (input_bb): Removed code to deserialize the stmt number. + (input_function): Renumber all stmts after they are input. + (lto_read_body, lto_read_function_body, lto_read_var_init): + Changed to used new header format and enum section_type. + *lto-lang.c (success): Removed. + +2008-01-28 Nathan Froyd <froydnj@codesourcery.com> + + * lto-elf.c (lto_elf_lookup_sym): Remove unused function. + (lto_elf_free_sym): Likewise. + + * lto-elf.c (lto_elf_read_var_init): Remove unused function. + (lto_elf_build_init): Likewise. + +2008-01-14 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c: Renamed to lto-function-in.c. + (input_1_unsigned): Moved to lto-section-in.c and renamed + lto_input_1_unsigned. + (input_uleb128): Moved to lto-section-in.c and renamed + lto_input_uleb128. + (input_widest_uint_uleb128): Moved to lto-section-in.c and renamed + lto_input_widest_uint_uleb128. + (input_sleb128): Moved to lto-section-in.c and renamed + lto_input_sleb128. + (input_integer): Moved to lto-section-in.c and renamed + lto_input_integer. + (debug_in_fun): Moved to lto-section-in.c and renamed + lto_debug_in_fun. + (input_block): Moved to lto-section-in.h and renamed + lto_input_block. + (input_expr_operand): Fixed to allow lists with more than one + element. + * lto-section-in.h: New file. + * lto-section-in.c: New file with changes from above. + * Make-lang.in (lto-read.o): Renamed lto-function-in.c. + (lto-section-in.o): New rule. + +2007-12-29 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (input_expr_operand): Mark static and external + VAR_DECLs as needed. + +2007-12-29 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (input_integer): Use the correct shift amount. + +2007-12-29 Nathan Froyd <froydnj@codesourcery.com> + + * lto-lang.c (lto_pushdecl): Do nothing instead of aborting. + (LANG_HOOKS_NAME): Define. + +2007-12-27 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_find_integral_type): Define as a macro. Rename the + original function to... + (lto_find_integral_type_1): ...this. Consult UNSIGNEDP if we + don't have a base type. + (lto_read_enumeration_type_DIE): Examine the values of the + enumeration to determine whether we can use an unsigned type for + the base type of the enumeration. + +2007-12-24 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_structure_union_class_type_DIE): Set TYPE_MODE + and TYPE_ALIGN on UNION_TYPEs as soon as possible. + +2007-12-22 Nathan Froyd <froydnj@codesourcery.com> + + * lto-lang.c (lto_types_compatible_p): New function. + (LANG_HOOKS_TYPES_COMPATIBLE_P): Define. + +2007-12-22 Nathan Froyd <froydnj@codesourcery.com> + Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_expr_operand): Fixed uninitialize var warning. + (input_local_vars): Read in DECL_INITIAL and context for local + statics that need to be put in unexpanded_vars_list. + +2007-12-21 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (input_real): Use a separate null-terminated buffer + for calling real_from_string. + (input_expr_operand): If we take the address of a FUNCTION_DECL, + tell cgraph that it's needed. + +2007-12-19 Doug Kwan <dougkwan@google.com> + + * lto.c (lto_read_base_type_DIE): Handle complex integer types. + +2007-12-18 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_DIE): Call lto_read_only_for_child_DIEs instead. + (lto_file_read): Reset the members of 'context' every time we read + a toplevel DIE, with special attention to last_param_type. + +2007-12-18 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_subroutine_type_subprogram_DIE): Initialize + 'declaration'. Set the assembler name for non-public functions. + +2007-12-17 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto_read.c (data_in.unexpanded_indexes): New array. + (input_local_var): Added code to read in unexpanded_var_list + indexes for variables. Only read in DECL_CHAIN field for + parameters. + (input_local_vars): Added code to rebuild unexpanded_var_list in + order using unexpanded_indexes. + (input_function): Added code to set DECL_CONTEXT for functions. + +2007-12-13 Doug Kwan <dougkwan@google.com> + + * lto.c (lto_read_pointer_reference_type_DIE): Handle optional name + in pointer and reference types. + +2007-12-13 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (input_expr_operand): Use DECL_RESULT when reading a + RESULT_DECL. + +2007-12-13 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_array_type_DIE): Return the cached DIE if we've + already read the DIE. + (lto_get_body): New function, split out from... + (lto_materialize_function): ...here. Call it. + (lto_read_subroutine_type_subprogram_DIE): Call lto_get_body to + determine DECL_EXTERNAL. + * lto-symtab.c (lto_symtab_merge_decl): Merge the DECL_RESULTs of + FUNCTION_DECLs when necessary. Use the type of the actual + function definition if we are unable to easily merge types. Ignore + spurious DECL_MODE mismatches on VAR_DECLs. Merge DECL_MODEs when + necessary. + +2007-12-13 Nathan Froyd <froydnj@codesourcery.com> + + * lto-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define. + +2007-12-12 Bill Maddox <maddox@google.com> + + Revert + 2007-12-07 Bill Maddox <maddox@google.com> + + * lto.c (lto_str_fd_init): New function. + (lto_str_fd_close): New function. + (lto_file_init): Call lto_str_fd_init. + (lto_file_close): Call lto_str_fd_close. + (lto_str_read): New function. Read debug string table. + (lto_str_lookup): New function. Get string for debug + string table offset. + (lto_read_form): Recognize DW_FORM_strp. + (lto_file_read): Invoke lto_str_read. + + * lto-elf.c (lto_elf_file_open): Read raw section data + for the .debug_str section, if present. + + * lto.h (struct lto_str_fd_struct): New struct. + (struct lto_file_struct): Added new field DEBUG_STR + to hold the file descriptor for the debug string table. + +2007-12-07 Bill Maddox <maddox@google.com> + + * lto.c (lto_str_fd_init): New function. + (lto_str_fd_close): New function. + (lto_file_init): Call lto_str_fd_init. + (lto_file_close): Call lto_str_fd_close. + (lto_str_read): New function. Read debug string table. + (lto_str_lookup): New function. Get string for debug + string table offset. + (lto_read_form): Recognize DW_FORM_strp. + (lto_file_read): Invoke lto_str_read. + + * lto-elf.c (lto_elf_file_open): Read raw section data + for the .debug_str section, if present. + + * lto.h (struct lto_str_fd_struct): New struct. + (struct lto_file_struct): Added new field DEBUG_STR + to hold the file descriptor for the debug string table. + +2007-12-07 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (input_cfg): Call init_empty_tree_cfg_for_function. + Grow the basic_block_info and label_to_block_map vectors if + necessary. Read in the block chain. + +2007-12-06 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_DIE): Set TYPE_ALIAS_SET where necessary. + +2007-12-06 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_form): Add DW_cl_address for DW_AT_const_value. + +2007-12-06 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (input_expr_operand): Don't check for MTAGs. + (lto_read_body): Don't declare PROP_alias. + +2007-12-06 Nathan Froyd <froydnj@codesourcery.com> + + * lto-symtab.c (lto_symtab_merge_decl): Handle FUNCTION_DECLs without + argument type information. + +2007-12-03 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set + TREE_THIS_VOLATILE if the associated type is a volatile type. + (lto_materialize_function): Remove call to init_ssa_operands. + * lto-read.c (input_expr_operand): Add SSA_NAME_VAR as a referenced + variable when reading an SSA_NAME. Do the same when reading a + RESULT_DECL, a RETURN_EXPR, or an MTAG. + (input_cfg): Call init_ssa_operands. + (input_ssa_names): Set the default def of an SSA_NAME if necessary. + Move call to init_tree_ssa... + (lto_read_body): ...here. Use push_cfun and pop_cfun. Call + add_referenced_var on any variables referenced from the body of the + function. Inform the rest of the compiler we are in SSA form and + inform later passes about the current properties. + +2007-11-30 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_materialize_function): Add FIXME. + +2007-11-29 Nathan Froyd <froydnj@codesourcery.com> + + * lto-lang.c (enum built_in_attribute): New enum. + (flag_no_builtin, flag_no_nonansi_builtin, flag_isoc94, flag_isoc99, + built_in_attributes): New variables. + (def_builtin_1): New function. + (lto_define_builtins): #define DEF_BUILTIN and include builtins.def. + +2007-11-28 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set + DECL_SOURCE_LOCATION for debugging purposes. + (lto_read_member_DIE): Set DECL_SOURCE_LOCATION. If we have read a + bitfield, use the type specified by the DIE for TREE_TYPE and defer + laying out the decl until later. + (lto_read_subroutine_type_subprogram_DIE): Compare the function's + name with DECL_ASSEMBLER_NAME. Set DECL_SOURCE_LOCATION and + TREE_ADDRESSABLE. + * lto-read.c (input_expr_operand): Set TREE_ADDRESSABLE on the + operand of an ADDR_EXPR. + * lto-lang.c (enum lto_builtin_type): New enum. + (builtin_type): New typedef. + (builtin_types, string_type_node, const_string_type_node, + wint_type_node, intmax_type_node, uintmax_type_node, + signed_size_type_node): New variables. + (def_fn_type, builtin_type_for_size, lto_define_builtins, + lto_build_c_type_nodes): New functions. + (lto_init): Initialize builtin types. + (lto_set_decl_assembler_name): Let the target machine mangle the + name if the decl is TREE_PUBLIC, otherwise uniquify it. + +2007-11-21 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): Don't + set TREE_ADDRESSABLE. Do set DECL_COMDAT. Set TREE_READONLY if + the type is a constant type. Set the assembler name and inform + the rest of the compiler about the new decl if the decl is not + public. + (lto_read_subroutine_type_subprogram_DIE): Don't check for equivalency + of DECL_ASSEMBLER_NAME when determining if we have a builtin. Don't + try to read in function bodies for functions that already have bodies. + * lto-symtab.c (lto_same_type_p): Check for unbounded array + equivalency. + (lto_symtab_merge_decl): Don't merge decls that aren't TREE_PUBLIC. + Check for whether we matched a builtin function type before calling + lto_same_type_p on the generated type. Permit cases where the + declaration of an array is unbounded, but the definition is bounded. + Don't combine TREE_PUBLIC flags. Copy over DECL_SIZE and + DECL_SIZE_UNIT if necessary. + +2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_expr_operand): Get types right + for COMPLEX_CST. + +2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (make_new_block, input_cfg): Properly set + n_basic_blocks. + +2007-11-16 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_array_type_DIE): Handle DIEs with DW_AT_GNU_vector + set properly by building a VECTOR_TYPE instead of an ARRAY_TYPE. + +2007-11-16 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_base_type_DIE): Use make_bitfield_integer_type to + construct the integer type for bitfields. + +2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (data_in.current_node_has_loc): Removed. + (input_line_info): Returns true if node needs line set. + (set_line_info): Always sets line if called. + (clear_line_info): Removed reference to current_node_needs_loc. + (input_expr_operand): Keeps track locally if current node needs a loc. + (input_local_var): Added code to handle DECL_INITIAL for + static local vars. Only set loc if necessary. + +2007-11-15 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_subroutine_type_subprogram_DIE): Fix thinko'd + DECL_CONTEXT. + +2007-11-15 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c: Include langhooks.h. + (lto_find_integral_type): Rework logic to handle the case where + got_byte_size is true, but the bitsize requested and that of the + base_type doesn't match. + (lto_read_variable_formal_parameter_constant_DIE): Only check for + asm_name if we are creating a VAR_DECL. + (lto_materialize_function): Set DECL_EXTERNAL if we can't find a + definition. + (lto_read_subroutine_type_subprogram_DIE): Check for a builtin + function reference and use the builtin's decl if so. Set the + DECL_CONTEXT of the RESULT_DECL for the function. + * lto-lang.c (registered_builtin_fndecls): New variable. + (lto_getdecls): Return it. + (lto_builtin_function): Chain the new decl onto + registered_builtin_fndecls. + +2007-11-15 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (process_tree_flags, lto_static_init_local): + Renamed to ADD_CLASS_EXPR_FLAG. ADD_CLASS_DECL_FLAG New Macro. + (input_line_info, clear_line_info): Fixed new line number code. + (input_expr_operand): Added type to SWITCH_EXPR. + (lto_read_body): Properly initialized data_in. + Clear line info when leaving. + +2007-11-13 Diego Novillo <dnovillo@google.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): + Initialize ARTIFICIAL. + (lto_read_subroutine_type_subprogram_DIE): Initialize + SAVED_SCOPE. + * lto-read.c (set_line_info): Remove ; from calls to + LINEMAP_POSITION_FOR_COLUMN. + +2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_type_ref): Renamed from get_type_ref. + (input_expr_operand, input_local_var): Renamed get_type_ref to + input_type_ref. + (input_expr_operand): Get the types correct for + vector-cst. Get SSA_NAME_DEF_STMT correct for return_exprs. + +2007-11-13 Doug Kwan <dougkwan@google.com> + + * lto-read.c (input_widest_uint_uleb128): New function. + (input_tree_flags, process_tree_flags, input_line_info, + input_expr_operand, input_local_var, input_phi, input_ssa_names): + Change to use lto_flags_type and BITS_PER_LTO_FLAGS_TYPES instead of + unsigned HOST_WIDE_INT and HOST_BITS_PER_WIDE_INT. + (lto_static_init_local): Add code to assert that lto_flags_type is + wide enough. + +2007-11-13 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_array_type_DIE): Handle DW_AT_GNU_vector. + (lto_read_subroutine_type_subprogram_DIE): Handle + DW_AT_static_link and DW_AT_specification. Return the + specification if present. + (lto_read_base_type_DIE): Handle DW_ATE_complex_float. + +2007-11-13 Nathan Froyd <froydnj@codesourcery.com> + + * lto-lang.c: Include target.h. + (registered_builtin_types): New variable. + (lto_type_for_mode): Increase number of modes handled. + (lto_builtin_function): Fix argument list and return the decl. + (lto_register_builtin_type): New function. + (lto_init): Initialize target builtins and language-independent + nodes. + (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define. + +2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_expr_operand): Added code to properly handle + index filed. Added new RANGE_EXPR case. + +2007-11-11 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (ADD_FUNC_FLAG): Deleted macro. + (data_in): Added current_node_has_loc field. + (input_line_info, set_line_info, clear_line_info): Added a support + for USE_MAPPED_LOCATION and not adding line numbers to nodes that + did not have on on the source side. + (input_expr_operand): Make sure that GIMPLE_MODIFY_STMTS get line + numbers too. + +2007-11-09 Doug Kwan <dougkwan@google.com> + + * lto-read.c (input_expr_operand): Change type of operand 2 of + BIT_FIELD_REF expression to be bitsizetype instead of sizetype. + +2007-11-09 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c: Include lto-tree.h. Effect small spaces->tabs cleanup. + (lto_read_variable_formal_parameter_constant_DIE): Transfer bits + from a DW_AT_specification or DW_AT_abstract_origin attribute to + the new decl we are creating. Move informing the middle end about + the new decl to... + (lto_main): ...here. Inform the middle end about global variables + after we have read in all the input files. + * lto-symtab.c (lto_symtab_merge_decl): We really do need to merge + variables with internal linkage, so delete the check for internal + linkage. Combine TREE_PUBLIC flags. + +2007-11-08 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle + DW_AT_decl_line. + * lto-symtab.c (lto_symtab_merge_decl): Handle redefinition of a + builtin specially. Move check for attribute compatibility + earlier. + +2007-11-07 Nathan Froyd <froydnj@codesourcery.com> + + * Make-lang.in (lto/lto.o): Depend on gt-lto-lto.h. + * config-lang.in (gtfiles): Add lto.h and lto.c. + * lto-elf.c: Include ggc.h. + (lto_elf_file_open): Allocate elf_file from GC memory. + * lto.c: Include tree-ssa-operands.h and gt-lto-lto.h + (lto_info_fd_init): Allocate the die_cache and unmaterialized_fndecls + in GC memory. + (lto_info_fd_close): Free unmaterialized_fndecls from GC memory. + (lto_file_close): Free file from GC memory. + (lto_cache_store_DIE): Allocate the new entry in GC memory. + (lto_read_member_DIE): Fix declaration. + (lto_read_subroutine_type_subprogram_DIE): unmaterialized_fndecls lives + in GC memory. + (current_lto_file): New variable. + (lto_main): Use it. + (DWARF2_attr, DWARF2_abbrev, lto_die_ptr, DWARF2_CompUnit, + lto_die_cache_entry): Move to... + * lto.h: ...here and add GTY markers as appropriate. Delete forward + declarations accordingly. + (struct lto_file_struct): Declare. + (lto_file_vtable): Use it instead of lto_file. + +2007-11-06 Alon Dayan <alond@il.ibm.com> + Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (process_flags, lto_static_init_local): + read flags of VAR_DECL and FUNCTION_DECL of size>1. + change global array num_flags_for_code to flags_length_for_code. + (set_line_info): Make decls work in USE_MAPPED_LOCATION mode. + +2007-11-05 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_structure_union_class_type_DIE): Use proper record + layout functions to compute information about the newly constructed + type. + +2007-11-02 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (input_expr_operand): Change the LTO_return_expr1 + case to use DECL_RESULT if necessary. + +2007-11-01 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_tree_list): Removed. + (input_tree_flags): Added parameter to force flags no matter what + tree code. + (input_expr_operand): Added parameter to input_tree_flags. + Added case for IDENTIFIER_NODE and TREE_LIST. Changed ASM to call + input_expr_operand rather than input_tree_lists. + (input_local_var): Use input_expr_operand to read attributes + rather then input_tree_list. + (input_phi, input_ssa_names): Added parameter to input_tree_flags. + +2007-10-31 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_typedef_DIE): Fix comment typo. + (lto_resolve_typedecl_ref): Fetch the referred-to type and build a fake + TYPE_DECL for it. + * lto-read.c (lto_read_body): Use correct sizes for calculating + type_decls_offset and types_offset. + +2007-10-30 Nathan Froyd <froydnj@codesourcery.com> + + * lto-tree.h (union lang_tree_node): Change GTY description to chain + with GENERIC_NEXT. + * config-lang.in (gtfiles): Add lto-lang.c. + * lto-lang.c: Include gt-lto-lto-lang.h. + * Make-lang.in (lto/lto-lang.o): Add dependency on gt-lto-lto-lang.h + (lto/lto-symtab.o): Depend on LTO_H instead of TREE_H. + (lto/lto-read.o): Likewise. + +2007-10-29 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (data_in): Added type_decls and current_col fields. + (string_slot): New type to hold canonized file name. + (hash_string_slot_node, eq_string_slot_node, canon_file_name, + input_line_info, set_line_info, clear_line_info): New functions. + (file_name_hash_table): New hash table. + (input_local_var, input_labels, input_local_vars_index, + input_local_var, input_local_vars, input_ssa_names): Reorganized parameters. + (input_uleb128): Changed type of byte var. + (input_expr_operand): Large number of changes to get line numbers + correct. Added TYPE_DECL case. + (input_globals): Added code to get TYPE_DECLs processed. + (input_local_var): Added code to process line numbers and + TREE_CHAIN and DECL_CONTEXT. + (input_function, input_constructor): Added call to + clear_line_number. + (lto_static_init_local): Added code to get line numbers correct. + (lto_read_body): Added code to get TYPE_DECLS read and to change + parameters to the calls above that had their parms reorganized. + + +2007-10-29 Nathan Froyd <froydnj@codesourcery.com> + + * lto.h (lto_resolve_typedecl_ref): Declare. + * lto.c (lto_resolve_typedecl_ref): New function. + +2007-10-29 Mark Mitchell <mark@codesourcery.com> + Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_subroutine_type_subprogram_DIE): Read the child + DIEs even if we find an abstract origin for this DIE. + +2007-10-29 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_subroutine_type_subprogram_DIE): Build the + RESULT_DECL slightly earlier. Only remember the decl for later + if we successfully merge declarations. + +2007-10-24 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_expr_operand): Give label_values the proper + context and provide switch statements with a default type. + +2007-10-23 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (lto_read_body): Move call to init_ssa_operands... + * lto.c (lto_materialize_function): ...to here. + +2007-10-22 Nathan Froyd <froydnj@codesourcery.com> + + * lto.h (struct lto_info_fd): Add field unmaterialized_fndecls. + * lto.c (lto_info_fd_init): Initialize it. + (lto_info_fd_close): Free it. + (lto_materialize_function): New function. + (lto_read_subroutine_type_subprogram_DIE): Save the result decl on + unmaterialized_fndecls. + (lto_file_read): Read in all the function bodies after we have read + all of the DWARF info. + * lto-read.c (lto_read_body): Call init_ssa_operands if we are + reading a function body. + +2007-10-20 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_tree_flags): Renamed from input_flags to be + semetric with output_tree_flags. Added call to log flags. + (process_tree_flags): Renamed from process_flags. Fixed a lot of + type issues to make everything consistent with flags being + unsigned HOST_WIDE_INTS. + (input_expr_operand): Added call to + recompute_tree_invariant_for_addr_expr. + (input_local_var): Added debugging for tree_chains. Now calls + input_tree_flags. + (input_phi): Made flags unsigned HOST_WIDE_INT. + (input_ssa_names): Now calls input_tree_flags. + (lto_read_body): Now sets cfun. + (lto_read_function_body): Now sets current_function_pointer. + +2007-10-19 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): Check + definitively whether SPECIFICATION or ABSTRACT_ORIGIN exist before + inspecting fields within. + (lto_read_DIE_at_ptr): Delete check for null result; let callers + handle this appropriately. + +2007-10-19 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): Handle + DW_AT_abstract_origin properly. Ensure that we're not dealing with + both DW_AT_abstract_origin and DW_AT_specification. + (lto_read_subroutine_type_subprogram_DIE): Handle + DW_AT_abstract_origin. + (lto_read_DIE): Use lto_read_only_for_child_DIEs for labels. + (lto_read_DIE_at_ptr): Define as static to match declaration. + Lookup the PTR in the cache before reading it from the file. + (lto_resolve_var_ref): Adjust accordingly. + (lto_resolve_fn_ref): Adjust accordingly. Tweak comment. + (lto_resolve_field_ref): Adjust accordingly. Tweak comment. + +2007-10-19 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_DIE_at_ptr): New function. + (lto_resolve_var_ref): Use it. + (lto_resolve_fn_ref): Use it. + (lto_resolve_field_ref): Use it. + (lto_read_variable_formal_parameter_constant_DIE): Follow + DW_AT_specification and return the associated decl when appropriate. + +2007-10-18 Nathan Froyd <froydnj@codesourcery.com> + + * lto-lang.c (lto_type_for_mode): Move after lto_type_for_size. + Implement for scalar integer modes. + (lto_init): Initialize size_type_node. + +2007-10-18 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_expr_operand): Remove ssa name asserts. + (input_local_var): Add chaining for params. + (input_ssa_names): Add cfun parameter. + (input_function): Remove unnecessary else. + +2007-10-17 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_only_for_child_DIEs): Mark die parameter as unused. + (lto_resolve_var_ref): Use proper types. + (lto_resolve_fn_ref): Likewise. + (lto_resolve_field_ref): Likewise. + +2007-10-17 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (input_expr_operand): Remove case. + +2007-10-17 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_only_for_child_DIEs): New function. + (lto_read_DIE): Use it for lexical_block and inlined_subroutine DIEs. + * lto-elf.c (lto_elf_map_lto_section): Remove. + (lto_elf_file_vtable): Use lto_elf_map_optional_lto_section instead. + * lto-read.c (input_expr_operand): Assert that we never read a NULL + SSA_NAME. Add missing case for mechanical codes. + (input_cfg): Use basic_block_info_for_function instead of + basic_block_info. + +2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_sleb128, input_integer): Use proper casts. + (input_list): Renamed input_tree_list and modified to follow same + protocol as lto-function-out.c:output_tree_list. + (input_expr_operand): Make asm operands use input_tree_list. + (input_local_var): Now uses input_tree_list. + (lto_read_body): Change placement for setting context of debug_labels. + + +2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_real): Output debugging in proper order. + (input_integer): Compute bit lengths properly. + (input_list): Clean up declaration. + (input_expr_operand): Change calls to input_real to match fix. + Make reading of LTO_bit_field_ref1 match output. + (input_local_var): Make reading of attributes match what is being + written. + (dump_debug_stream): Also print char in hex. + (debug_out_fun): Fix signed unsigned mismatch. + +2007-10-10 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c (lto_read_form): Handle DW_AT_MIPS_linkage_name and + DW_AT_GNU_vector specially, as they are not contiguous with the + specified set of attribute names. Use class_mask to check for + errors at the end of the function + (lto_resolve_var_ref): Read the DIE if it is not cached. + (lto_resolve_fn_ref): Likewise. + (lto_resolve_field_ref): Likewise. + +2007-10-05 Nathan Froyd <froydnj@codesourcery.com> + + * lto.c: Include dwarf2out.h. + (lto_cache_store_DIE): Assert that we never change the value. + (LTO_BEGIN_READ_ATTRS): Print an informative error message. + (lto_read_compile_unit_DIE): Handle DW_AT_entry_pc. + (lto_read_array_type_DIE): Don't error on ndims == 0; build a + sensible type instead. + (lto_read_structure_union_class_type_DIE): Store the newly + created type prior to reading the members of the structure to + avoid infinite recursion. Avoid computing types and alignments + for structures whose sizes are unknown. + (lto_read_variable_formal_parameter_const): Handle DW_AT_artificial + and set DECL_ARTIFICIAL accordingly. Ignore DW_AT_abstract_origin, + DW_AT_const_value, and DW_AT_specification. + (lto_read_subroutine_type_subprogram_DIE): Handle DW_AT_declaration. + Return early if we have already constructed the function type. + (lto_read_typedef_DIE): Check to see if the type has been cached + already. Cache the type before reading any children. + (lto_read_const_volatile_restrict_type_DIE): Handle DW_AT_name. + (lto_read_DIE): Unset context->skip_non_parameters around reading + the DIE. + (lto_resolve_fn_ref): Delete trailing whitespace. + +2007-09-11 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_expr_operand): Added type for STRING_CST. + +2007-09-10 Nathan Froyd <froydnj@codesourcery.com> + + * lto-read.c (lto_read): Set the type of the newly created CALL_EXPR. + +2007-09-07 Nathan Froyd <froydnj@codesourcery.com> + + * lto-lang.c (signed_and_unsigned_types): New variable. + (lto_type_for_size): Consult signed_and_unsigned_types to find + an approprite type, creating it if necessary. + (lto_set_decl_assembler_name): Add actual method body. + +2007-09-06 Jim Blandy <jimb@codesourcery.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): If we + can't find a var init for this variable, leave its DECL_INITIAL. + * lto-elf.c (lto_elf_map_optional_lto_section): Renamed from + lto_elf_map_fn_body. + (lto_map_lto_section): New function. + (lto_elf_file_vtable): Use lto_elf_map_lto_section for function + bodies, and lto_elf_map_optional_lto_section for variable + initializers. + (lto_elf_find_section_data): Quietly return NULL if the section is + missing. + (lto_elf_file_open): Check for a NULL from lto_elf_find_section_data. + + * lto-elf.c (lto_elf_find_section_data): Remove dead code. + + * lto-read.c (lto_read_body): Doc fix. + +2007-08-29 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (fun_in): Renamed to data_in. + (input_expr_operand, input_local_var, input_string_internal, + input_string, input_real, input_list, get_label_decl, + get_type_ref, input_expr_operand, input_globals, input_labels, + input_local_vars_index, input_local_var, input_local_vars, + input_cfg, input_phi, input_ssa_names, input_bb, ): Renamed fun_in to data_in. + (input_constructor): New function. + (lto_read_function_body): Renamed to lto_read_body and generalized + to handle both functions and constructors. + (lto_read_function_body, lto_read_var_init): New function. + + +2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_expr_operand): Assert that there really is a + FUNCTION_DECL. + (input_globals): Removed checks on 0 section. + +2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (fun_in): Added local_decls_index and + local_decls_index_d. + (input_expr_operand): Changed inputting of PARM_DECLs and VAR_DECLs. + (input_globals): Enabled code to handle FIELD_DECLs. + (input_local_vars_index, input_local_vars): New function. + (input_local_var): Changed to allow locals to be input randomly. + (lto_read_function_body): Added code to input the + local_decls_index and to free various structures. + +2007-08-17 Jim Blandy <jimb@codesourcery.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): Remove + ATTRIBUTE_UNUSED from 'die' formal. + + Use enum LTO_tags where appropriate, instead of 'unsigned int'. + * lto-read.c (input_record_start): Fix return type, type of 'tag'. + (input_list): Fix type of 'tag'. + (input_expr_operand): Fix type of 'tag' argument. Update + declaration. Fix type of 'ctag'. Add default case to switch, + since the type of the switched value is now an enum. + (input_local_vars): Fix type of 'tag'. + (input_bb): Fix type of 'tag' argument. + (input_function): Fix type of 'tag' argument. + +2007-08-16 Jim Blandy <jimb@codesourcery.com> + + * lto.c (lto_read_member_DIE): Record the tree we create in + fd->die_cache. (Our 'die' argument is no longer unused.) + (lto_resolve_field_ref): New function. + * lto.h (lto_resolve_field_ref): New declaration. + +2007-08-15 Jim Blandy <jimb@codesourcery.com> + + * lto-read.c (lto_read_var_init): Mark arguments as unused. + +2007-08-07 Jim Blandy <jimb@codesourcery.com> + + * lto.c (lto_read_form): Complete attr_classes table. + (DWARF2_form_data): Doc fix. + +2007-08-05 Mark Mitchell <mark@codesourcery.com> + + * lto.h (lto_file_vtable): Remove read_var_init. Add map_var_init + and unmap_var_init. + (lto_read_var_init): Declare. + * lto.c (lto_read_variable_formal_parameter_constant_DIE): Use new + interface for reading variable initializers. + * lto-elf.c (lto_elf_read_var_init): Remove. + (lto_elf_file_vtable): Update initializer. + (lto_elf_read_var_init): Add comment about unused-ness. + * lto-read.c (lto_read_var_init): New. + + * lto.c (lto_read_form): Add entry for DW_AT_inline. + +2007-08-02 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (lto_read_function_body): Moved declaration of fn + outside of ifdef. + +2007-08-01 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_uleb128, input_string_internal, input_real, + input_integer, input_record_start, input_list, get_type_ref, + input_flags, input_expr_operand, input_expr_operand, + input_expr_operand, input_local_vars, input_cfg, input_phi, + input_ssa_names, input_bb, input_function): Added semicolons. + + +2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_globals): Remove debugging. + (input_function): Set DECL_ARGUMENTS. + + +2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_expr_operand): Fixed code for COND_EXEC, + RETURN_EXPR, MODIFY_EXPR and processing of flags. + (input_phi): Made work with operands other than SSA_NAMES and + fixed processing of flags. + (input_ssa_names): Initialize SSA_NAME_DEF_STMT to empty stmt. + (input_flags): New function. + * lto-lang.c (lto_init): Changed state of in_lto_p. + + +2007-07-24 Mark Mitchell <mark@codesourcery.com> + + * lto-tree.h (lto_varargs_cookie): Remove. + * lto.c (lto_context): Add last_parm_type, varargs_p, skip_all, + skip_non_parameters, skip_parameters. + (lto_varargs_cookie): Remove. + (lto_read_variable_formal_parameter_constant_DIE): Keep track of + parameter types. + (lto_read_abbrev): New function. + (lto_read_subroutine_type_subprogram_DIE): Make two passes over + child DIEs. + (lto_read_unspecified_parameters_DIE): Set context->varargs_p. + (lto_read_DIE): Use lto_read_abbrev. Honor skip_* flags. + (lto_file_read): Initialize new context fields. + * lto-lang.c (lto_type_for_mode): Return NULL_TREE. + (lto_unsigned_type): Remove. + (lto_signed_type): Likewise. + (lto_signed_or_unsigned_type): Likewise. + (lto_init): Do not create lto_varargs_cookie. + (LANG_HOOKS_UNSIGNED_TYPE): Do not define. + (LANG_HOOKS_SIGNED_TYPE): Likewise. + (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Likewise. + +2007-07-19 Jan Hubicka <jh@suse.cz> + + * lto-read.c (lto_read_function_body): Produce empty scope block + to avoid crash. + +2007-07-18 Mark Mitchell <mark@codesourcery.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): Do not + process local variables. + (lto_read_subroutine_type_subprogram_DIE): Read child DIEs. + +2007-07-13 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read.c (input_list, input_expr_operand): Added struct + function parameter. + (init_cfg, finalize_cfg): Removed function. + (input_expr_operand): Added SSA_NAME and GIMPLE_MODIFY_STMT cases. + (input_labels, input_local_vars): Now takes input_block parameter rather than + synthsyzing it. + (input_cfg, input_phi, input_ssa_names): New functions. + (input_bb): Now passes in input_blocks. Does not construct cfg + and processes the list of phi functions. + (input_function): Now builds both the cfg and ssa_names table. + (lto_read_function_body): Processes new header fields to construct + streams for the ssa_names and cfg and their debugging. + * lto/lto-lang.c (lto_init): Set in_lto_p. + + +2007-06-28 Mark Mitchell <mark@codesourcery.com> + + * lto.h (lto_file_vtable): Add read_var_init. + * lto.c (lto_read_variable_formal_parameter_constant_DIE): Read + initializers. + (lto_main): Remove bogus asserts. + * lto-elf.c (tm.h): Include it. + (libiberty.y): Likewise. + (lto_elf_file): Add strtab and symtab. Rename + string_table_section_index to sec_strtab. + (lto_elf_file_vtable): Add lto_elf_read_var_init. + (lto_elf_get_shdr): New function. + (lto_elf_free_shdr): Likewise. + (lto_elf_find_section_data): Use them. + (lto_elf_read_symtab): New function. + (lto_elf_lookup_sym): Likewise. + (lto_elf_free_sym): Likewise. + (lto_elf_file_open): Tidy. Call lto_elf_read_symtab. + (lto_elf_built_init): New function. + (lto_elf_read_var_init): Likewise. + * Make-lang.in (lto/lto-elf.o): Depend on $(TM_H). + +2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto-read (make_new_block): Initialize the stmt_list. + (lto_static_init_local): Add debugging for missing codes. + +2007-06-26 Mark Mitchell <mark@codesourcery.com> + + * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle + unprototyped functions. + +2007-06-23 Mark Mitchell <mark@codesourcery.com> + + * lto.c (lto_read_variable_formal_parameter_constant_DIE): + Handle DW_AT_MIPS_linkage_name. + (lto_read_subroutine_type_subprogram): Likewise. Correct + compilation errors. + (lto_main): Remove incorrect assertions. + * lto-symbtab.c: Build function types out of TREE_LISTs. + + * lto-elf.c (<libelf>): Check for HAVE_LIBELF_H. + + * Make-lang.in (LTO_OBJS): Depend on attribs.o. + +2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com> + + * lto/lto-tree.h (lang_decl, lang_type, language_function): Added + dummy since ggc does not like empty structs. + * lto/lto-elf.c (libelf.h): Changed to libelf/libelf.h. + * lto/lto-read.c (ADD_CLASS_FLAG, ADD_EXPR_FLAG): Changed + expr->common to expr->base. + (make_new_block): Moved stmt_list to proper place. + + +2007-03-14 Robert Kennedy <jimbob@google.com> + + Eliminate use of lang_hooks.set_decl_assembler_name from LTO + * lto.c (lto_read_subroutine_type_subprogram_DIE) Get DECL + assembler name from DWARF. + * lto-lang.c (lto_set_decl_assembler_name) New function. + +2006-09-10 Mark Mitchell <mark@codesourcery.com> + + * lto.h (lto_file_vtable): New structure. + (lto_file): Add vtable pointer. + (lto_file_init): Add vtable paramter. + (lto_read_function_body): New function. + (lto_symtab_merge_fn): New function. + * lto.c (lto_file_init): Add vtable parameter. + (lto_read_form): Fill in entries for DW_AT_prototyped, + DW_AT_frame_base. + (lto_read_subroutine_type_subprogram_DIE): New function. + (lto_read_DIE): Fill in entries for DW_TAG_subroutine_type and + DW_TAG_subprogram. + * lto-elf.c (lto_elf_vile_vtable): New variable. + (lto_elf_file_open): Pass it to lto_file_init. + (lto_elf_map_fn_body): New function. + (lto_elf_unmap_fn_body): Likewise. + * lto-read.c: New file. + * lto-symtab.c (lto_symtab_merge_fn): New function. + * lto-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define to + tree_rest_of_compilation. + * Make-lang.in (LTO_OBJS): Add lto-read.o + (lto-read.o): New target. + +2006-09-03 Mark Mitchell <mark@codesourcery.com> + + * lto.c (<inttypes.h>): Don't include it. + (lto_context): Don't typedef it. + (lto_resolve_reference): New function. + (lto_read_form): Use it. + (lto_resolve_type_ref): New function. + (lto_resolve_var_ref): Likewise. + (lto_resolve_fn_ref): Likewise. + * lto.h (<inttypes.h>): Include it. + (lto_context): New type. + (lto_ref): New structure. + (lto_resolve_type_ref): Declare. + (lto_resolve_var_ref): Likewise. + (lto_resolve_fn_ref): Likewise. + +2006-08-18 Mark Mitchell <mark@codesourcery.com> + + * lang-specs.h: New file. + +2006-08-14 Mark Mitchell <mark@codesourcery.com> + + * lto.c (lto_info_fd_init): Allocate the DIE cache. + (lto_info_fd_close): Deallocate it. + (lto_die_cache_entry): New structure. + (lto_cache_hash): New function. + (lto_cache_eq): Likewise. + (lto_cache_store_DIE): Likewise. + (lto_cache_lookup_DIE): Likewise. + (lto_read_referenced_type_DIE): Use the cache. + (lto_read_pointer_type_DIE): Robustify. + (lto_read_DIE): Use the cache. + * lto.h (hashtab.h): Include. + (lto_info_fd): Add DIE cache. + * Make-lang.in (LTO_H): New variable. + (lto/lto-lang.o): Use LTO_H. + (lto/lto-elf.o): Likewise. + (lto/lto-symtab.o): Likewise. + +2006-07-09 Mark Mitchell <mark@codesourcery.com> + + * lto.c (lto_abi_mismatch_error): New function. + (lto_abbrev_read): Initialize num_abbrevs. + (lto_read_form): Specify allowed form classes for + DW_AT_declaration. Adjust for change to lto_set_cu_context. + (lto_read_variable_formal_parameter_constant_DIE): Handle + DW_AT_declaration. Call lto_symtab_merge_var. + (lto_read_pointer_type_DIE): New function. + (lto_read_base_type_DIE): Use build_nonstandard_integer_type. Do + not creat TYPE_DECLs for types that already have them. + (lto_read_DIE): Add lto_read_pointer_type_DIE. + (lto_set_cu_context): Make cu_start point to the header, not the + first DIE. + (lto_file_read): Adjust for change to lto_set_cu_context. + * Make-lang.in (LTO_OBJS): Add lto-symtab.o. + (lto/lto-symtab.o): New rule. + * lto-tree.h (lang_identifier): Add decl field. + (LANG_IDENTIFIER_CAST): New macro. + (LTO_IDENTIFIER_DECL): Likewise. + (lto_symtab_merge_var): Declare. + * lto-symtab.c: New file. + +2006-07-02 Daniel Berlin <dberlin@dberlin.org> + + * lto.c (lto_context): Add current_cu and info_fd members. + (DWARF2_CompUnit): New structure. + (lto_read_DIE): Take lto_info_fd *. + (lto_read_child_DIEs): Ditto. + (lto_file_corrupt_error): Constify argument. + (lto_set_cu_context): New function + (lto_info_fd_init): Ditto. + (lto_info_fd_close): Ditto. + (lto_file_init): Use lto_info_fd_init. + (lto_file_close): Use lto_info_fd_close. + (lto_read_initial_length): Pass in pointer to header size. + (lto_read_comp_unit_header): Correct cu_length to + real length from beginning of header. Take lto_info_fd * as + argument. + (find_cu_for_offset): New function. + (lto_read_form): Change first argument to lto_info_fd *. + Add FORM_CONTEXT argument. + Handle DW_FORM_ref_addr. + (lto_read_tag_DIE): Change first argument to lto_info_fd *. + (LTO_BEGIN_READ_ATTRS_UNCHECKED): Save old context. + Swap contexts if necessary for form. + (LTO_BEGIN_READ_ATTRS): Cast fd to right type for + lto_file_corrupt_error. + (LTO_END_READ_ATTRS): Swap contexts back if it had changed. + (lto_read_referenced_type_DIE): Change first argument to + lto_info_fd *. Access lto_fd fields through base pointer. + (lto_read_compile_unit_DIE): Change first argument to an + lto_info_fd *. + (lto_read_variable_formal_parameter_constant_DIE): Ditto. + (lto_read_base_type_DIE): Ditto. + (lto_read_child_DIEs): Ditto. + (lto_read_DIE): Ditto. Change type of function pointer. + (lto_info_read): New function. + (lto_set_cu_context): Ditto. + (lto_file_read): Use lto_info_read, walk resulting CU's + (lto_main): Update for lto_info_fd change. + * lto-elf.c (lto_elf_file_open): Cast lto_info_fd to lto_fd where + necessary. + * lto.h (DWARF2_CompUnit): New structure. + (lto_info_fd): Ditto. + (lto_file): Change debug_info to be an lto_info_fd. + +2006-06-25 Mark Mitchell <mark@codesourcery.com> + + * lto.c (toplev.h): Include it. + (dwarf2.h): Likewise. + (tree.h): Likewise. + (tm.h): Likewise. + (cgraph.h): Likewise. + (ggc.h): Likewise. + (inttypes.h): Likewise. + (DWARF2_attr): New type. + (DWARF2_abbrev): Likewise. + (DWARF2_class): Likewise. + (DWARF2_form_data): Likewise. + (lto_context): Likewise. + (lto_fd_init): New function. + (lto_abbrev_fd_init): Likewise. + (lto_abbrev_fd_close): Likewise. + (lto_file_init): Use them. + (lto_file_close): New function. + (lto_file_corrupt_error): Likewise. + (LTO_CHECK_INT_VAL): New macro. + (lto_check_size_t_val): New function. + (lto_check_int_val): Likewise. + (LTO_READ_TYPE): New macro. + (lto_read_ubyte): New function. + (lto_read_uhalf): Likewise. + (lto_read_uword): Likewise. + (lto_read_uleb128): Likewise. + (lto_read_initial_length): Likewise. + (lto_abbrev_read_attrs): Likewise. + (lto_abbrev_read): Likewise. + (lto_abbrev_lookup): Likewise. + (lto_read_section_offset): Likewise. + (lto_read_comp_unit_header): Likewise. + (lto_read_form): Likewise. + (LTO_BEGIN_READ_ATTRS_UNCHECKED): New macro. + (LTO_BEGIN_READ_ATTRS): Likewise. + (LTO_END_READ_ATTRS): Likewise. + (lto_unsupported_attr_error): New function. + (lto_get_identifier): Likewise. + (lto_read_referenced_type_DIE): Likewise. + (lto_read_compile_unit_DIE): Likewise. + (lto_read_variable_formal_parameter_constant_DIE): Likewise. + (lto_read_base_type_DIE): Likewise. + (lto_read_DIE): Likewise. + (lto_read_child_DIEs): Likewise. + (lto_file_read): Read DIEs. + (lto_main): Ask middle end to emit entities. + * lto-tree.h (lang_identifier): Inherit from tree_identifier. + * lto-elf.c (lto_elf_file_open): Adjust for interface changes. + (lto_elf_file_close): Likewise. + * lto.h (lto_file): Declare. + (DWARF2_abbrev): Likewise. + (lto_fd): New type. + (lto_abbrev_fd): Likewise. + (lto_file): Use new types. + (lto_file_close): Declare. + * lto-lang.c (lto_init): Always use unit-at-a-time mode. + +2006-06-18 Mark Mitchell <mark@codesourcery.com> + + * lto.h: New file. + * lto.c: New file. + * lto-elf.c: New file. + * lto-lang.c (flags.h): Include it. + (lto.h): Likewise. + (lto_init): New function. + (lto_write_globals): Remove. + (LANG_HOOKS_WRITE_GLOBALS): Define to lhd_do_nothing. + (LANG_HOOKS_INIT): Define. + (LANG_HOOKS_PARSE_FILE): Likewise. + * Make-lang.in (LTO_OBJS): Add lto.o and lto-elf.o. + (LTO_EXE): Link with libelf. + (lto/lto-lang.o): Update dependencies. + (lto/lto.o): New target. + (lto/lto-elf.o): Likewise. + +2006-06-12 Mark Mitchell <mark@codesourcery.com> + + * config-lang.in: New file. + * Make-lang.in: Likewise. + * lto-tree.h: Likewise. + * lto-lang.c: Likewise. + |