1 2010-04-14 Release Manager
5 2010-03-09 Eric Botcazou <ebotcazou@adacore.com>
8 * lto-elf.c: Define EM_* constants if not already defined.
10 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
12 * lto-elf.c (is_compatible_architecture): New static function.
13 (DEFINE_VALIDATE_EHDR): Use it to validate the architecture.
15 2010-02-11 Richard Guenther <rguenther@suse.de>
18 * lto-elf.c (lto_elf_file_open): Handle file@offset case more
21 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
23 * lto.c (O_BINARY): Define.
24 (lto_read_section_data): Open file in binary mode.
25 * lto-elf.c (O_BINARY): Define.
26 (lto_elf_file_open): Open file in binary mode.
28 2010-01-08 Richard Guenther <rguenther@suse.de>
31 * lto-lang.c (lto_handle_option): Handle -f[un]signed-char.
32 (lto_init): Do not init char_type_node in a standard way
33 but according to flag_signed_char.
35 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
38 * lto.c (DUMPBASE_SUFFIX): New.
39 (lto_execute_ltrans): Append a sequence number to -dumpbase
42 2010-01-02 H.J. Lu <hongjiu.lu@intel.com>
45 * lto-elf.c (lto_elf_file_open): Stop if the command line
46 option file is missing.
48 2009-12-15 Richard Guenther <rguenther@suse.de>
50 * lto.c (lto_fixup_field_decl): Fixup DECL_FIELD_OFFSET.
51 (lto_post_options): Do not disable debuginfo.
53 2009-12-14 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
55 * Make-lang.in ($(LTO_EXE)): Use $(LINKER).
57 2009-12-11 Richard Guenther <rguenther@suse.de>
60 * lto.c (lto_resolution_read): Properly grow the vector.
62 2009-12-11 Richard Guenther <rguenther@suse.de>
65 * lto-lang.c (lto_init_options): Initialize flag_complex_method
66 to the C99 default. Do not set flag_unit_at_a_time.
68 2009-11-28 Jakub Jelinek <jakub@redhat.com>
70 * lto-lang.c (handle_nonnull_attribute): Remove unused attr_arg_num
73 2009-11-19 Rafael Avila de Espindola <espindola@google.com>
76 * lto-elf.c (lto_elf_file_open): Use lto_parse_hex.
77 * lto.c (lto_parse_hex): New.
78 (lto_resolution_read): Use lto_parse_hex.
79 * lto.h (lto_parse_hex): New.
81 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
83 * lto-elf.c (lto_file_init): Add offset argument.
84 (lto_elf_file_open): Record the offset.
85 * lto.c (lto_resolution_read): Change file_name into a lto_file
86 argument. Check offsets.
87 (lto_file_read): Update call to lto_resolution_read.
88 * lto.h (lto_file_struct): Add the offset field.
90 2009-11-16 Rafael Avila de Espindola <espindola@google.com>
92 * lto-elf.c (lto_elf_file_open): Use strtoll to parse the offset.
94 2009-11-14 Jan Hubicka <jh@suse.cz>
96 * lto.c (read_cgraph_and_symbols): Set also ipa_transforms_to_apply.
98 2009-11-12 Rafael Avila de Espindola <espindola@google.com>
100 * lang.opt (fresolution): Renamed from resolution.
101 * lto-lang.c (lto_handle_option): Handle new option name.
102 * lto.c (lto_resolution_read): Add more checks. Discard rest of line.
104 2009-11-04 Richard Guenther <rguenther@suse.de>
105 Rafael Avila de Espindola <espindola@google.com>
107 * lto-elf.c (lto_elf_build_section_table): Add the base offset.
108 (lto_elf_file_open): Handle offsets in arguments name@offest.
110 2009-10-30 Richard Guenther <rguenther@suse.de>
113 * lto.c (lto_file_read): Do not set file_data->fd.
114 (lto_read_section_data): Use a single-entry file-descriptor cache.
115 Do not check the result of xmalloc.
116 (free_section_data): Do not use file_data->fd.
117 (lto_read_all_file_options): Likewise.
119 2009-10-22 Richard Guenther <rguenther@suse.de>
121 * lto.c (lto_fixup_jump_functions): Remove.
122 (lto_fixup_decls): Do not fixup jump functions.
123 (read_cgraph_and_symbols): Schedule cgraph merging after
124 summary reading. Schedule type and decl fixup before
127 2009-10-22 Richard Guenther <rguenther@suse.de>
129 * lto.c (lto_fixup_data_t): Remove free_list member.
130 (lto_fixup_tree): Do not insert into free_list.
132 (lto_fixup_decls): Remove free-list handling.
134 2009-10-22 Jan Hubicka <jh@suse.cz>
136 * lto.c (lto_fixup_jump_functions): New function.
137 (lto_fixup_decls): Use it.
139 2009-10-16 Richard Guenther <rguenther@suse.de>
142 * lto.c (lto_fixup_tree): Revert last change.
144 2009-10-14 Richard Guenther <rguenther@suse.de>
146 * lto.c (lto_fixup_tree): In case the prevailing decl is not
147 compatible with the one we replace wrap it around a
150 2009-10-09 Richard Guenther <rguenther@suse.de>
154 * lto.c (read_cgraph_and_symbols): Do not assert we can open
156 * lto-elf.c (init_shdr##BITS): Fix i18n problems.
157 (init_ehdr##BITS): Likewise.
159 2009-10-08 Joseph Myers <joseph@codesourcery.com>
161 * lto-elf.c (init_shdr##BITS, lto_elf_begin_section_with_type,
162 init_ehdr##BITS, lto_elf_file_close): Remove trailing "." from
164 * lto-lang.c (lto_post_options): Remove trailing "." from
167 2009-10-08 Richard Guenther <rguenther@suse.de>
169 * lto.c (read_cgraph_and_symbols): Free the gimple type merging
172 2009-10-07 Joseph Myers <joseph@codesourcery.com>
174 * lto.c: Only include <sys/mman.h> if HAVE_MMAP_FILE.
176 2009-10-07 Jan Hubicka <jh@suse.cz>
178 * lto.c (read_cgraph_and_symbols): Mark functions neccesary only at
179 ltrans stage; explain why this is needed and should not.
181 2009-10-05 Richard Guenther <rguenther@suse.de>
185 * lto.c (lto_read_decls): Do not register deferred decls.
186 (read_cgraph_and_symbols): Delay symbol and cgraph merging
187 until after reading the IPA summaries.
189 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
191 * Make-lang.in (lto/lto-lang.o): Don't depend on lto/common.h.
192 (lto-lang.c): Don't include lto/common.h.
194 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
196 * Make-lang.in (LTO_OBJS): Remove lto/common.o.
197 (lto/common.o): Remove.
199 * common.h (lto_kind_str): Remove.
200 (lto_visibility_str): Remove.
201 (lto_resolution_str): Make it static.
203 2009-10-01 Diego Novillo <dnovillo@google.com>
205 * lto.c (lto_read_decls): Add comment.
206 Call internal_error instead of gcc_assert.
207 (lto_resolution_read): Likewise.
208 (lto_add_all_inlinees): Tidy.
209 * Make-lang.in: Fix copyright boilerplate.
211 (lto.install-pdf): New.
212 * lto-tree.h: Fix copyright boilerplate.
213 * lang-specs.h: Likewise.
214 Remove ".lto" entry from compilers fragment.
215 * lto-elf.c: Move inclusion of gelf.h after config.h.
216 Tidy formatting everywhere.
217 * lto.h: Fix copyright boilerplate.
218 Tidy formatting everywhere.
219 * common.c: Likewise.
220 * config-lang.in: Likewise.
221 * common.h: Likewise.
222 * lto-lang.c: Likewise.
224 2009-10-01 Richard Guenther <rguenther@suse.de>
226 * lto.c (lto_read_section_data): Use plain lseek/read.
228 2009-10-01 Richard Guenther <rguenther@suse.de>
230 * lto.c (LTO_MMAP_IO): Define if we can mmap files and
231 use sysconf to query the system page size.
232 (lto_file_read): Implement fallback using stdio.
233 (free_section_data): Likewise.
235 2009-09-29 Diego Novillo <dnovillo@google.com>
237 * lto-lang.c (lto_init): Really fix call to
238 build_common_builtin_nodes.
240 2009-09-29 Diego Novillo <dnovillo@google.com>
242 * lto-lang.c (lto_init): Fix call to
243 build_common_builtin_nodes.
245 2009-09-29 Richard Guenther <rguenther@suse.de>
248 * lto-elf.c (init_shdr##BITS): Properly specify alignment
250 (first_data_block): New static variable.
251 (lto_elf_append_data): Align the first data block in each
254 2009-09-28 Diego Novillo <dnovillo@google.com>
256 * lto-lang.c: Tidy. Remove stale FIXME lto markers.
257 * lto.c (strip_extension): New.
258 (get_filename_for_set): Call it. Do not call make_cwd_temp_file.
259 (lto_execute_ltrans): Tidy.
260 Do not pass -fwpa nor -fltrans-* to LTRANS.
261 * opts.c: Tidy formatting and remove stale FIXME lto markers.
262 * tree.c (need_assembler_name_p): Call
263 lang_hooks.decls.may_need_assembler_name_p if set.
264 * varasm.c (default_binds_local_p_1): Remove check for
266 * varpool.c (decide_is_variable_needed): Do not test for
269 2009-09-22 Richard Guenther <rguenther@suse.de>
272 * lto.c (lto_execute_ltrans): Perform ltrans phase manually.
273 * Make-lang.in: Remove ltrans-driver stuff.
274 * config-lang.in: Likewise.
275 * lang.opt (fltrans-driver): Remove.
276 * lto-lang.c (lto_init_options): Remove code initializing
278 * ltrans-driver: Remove.
280 2009-09-21 Diego Novillo <dnovillo@google.com>
282 * lto-lang.c (lto_define_builtins): Remove superfluous
283 calls to targetm.init_builtins and build_common_builtin_nodes.
284 (lto_init): Add targetm.arm_eabi_unwinder as parameter to
285 build_common_builtin_nodes.
286 * lto.c (lto_materialize_function): Do nothing if NODE is a
289 2009-09-03 Diego Novillo <dnovillo@google.com>
291 * lto-elf.c (validate_file): Replace call to
292 elf_getshstrndx with call to elf_getshdrstrndx.
294 2009-08-19 Richard Guenther <rguenther@suse.de>
296 * lto-lang.c (lto_init): Merge char_type_node with the
297 appropriately signed variant.
299 2009-08-19 Richard Guenther <rguenther@suse.de>
302 * lto.c (lto_fixup_common): Re-build the pointer-to chain part one.
303 (lto_fixup_type): Re-build the pointer-to chain part two.
305 2009-08-19 Richard Guenther <rguenther@suse.de>
308 * lto.c (lto_fixup_type): Re-build the type variant chain.
310 2009-08-19 Richard Guenther <rguenther@suse.de>
313 * lto.c (lto_fixup_constructor): New function.
314 (lto_fixup_tree): Replace all types. Properly fixup
315 constructors and constants.
317 2009-08-14 Richard Guenther <rguenther@suse.de>
319 * lto.c (read_cgraph_and_symbols): Exchange TREE_CHAIN use
320 for DECL_LANG_SPECIFIC.
322 2009-08-13 Richard Guenther <rguenther@suse.de>
325 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define to NULL.
327 2009-07-30 Richard Guenther <rguenther@suse.de>
330 * lto.c (read_cgraph_and_symbols): After fixing up decls choose
331 the largest decl for output and free TREE_CHAIN for further
334 2009-07-24 Diego Novillo <dnovillo@google.com>
336 * Make-lang.in: Add empty lto.install-plugin target.
338 2009-07-13 Diego Novillo <dnovillo@google.com>
340 * lto.c (lto_fixup_tree): Handle IMPORTED_DECL.
342 2009-07-11 Richard Guenther <rguenther@suse.de>
344 * lto-lang.c (lto_write_globals): Wrapup global decls.
346 2009-07-10 Richard Guenther <rguenther@suse.de>
348 * lto-lang.c (lto_init): Allocate one more location to make
349 BUILTINS_LOCATION correct.
351 2009-07-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
353 * lto.c (free_section_data): Cast computed_offset to caddr_t.
355 2009-07-06 Diego Novillo <dnovillo@google.com>
357 * lto.c (lto_fixup_type): Fixup TYPE_SIZE and
360 2009-07-06 Diego Novillo <dnovillo@google.com>
362 * lto.c (preload_common_nodes): Remove.
363 (lto_read_in_decl_state): Call lto_streamer_cache_get.
364 (lto_read_decls): Call lto_data_in_create and
366 (free_decl): Do not call ggc_free.
367 (lto_main): Call lto_init_reader.
368 * lto-lang.c (lto_type_for_size): Handle intTI_type_node.
369 (lto_init): Initialize main_identifier_node if needed.
370 Make ptrdiff_type_node be integer_type_node.
372 2009-06-19 Diego Novillo <dnovillo@google.com>
374 * lto.c: Remove code guarded by #ifdef LTO_STREAM_DEBUGGING.
375 Remove code guarded by #ifdef GLOBAL_STREAMER_TRACE.
376 Remove code guarded by #ifdef LOCAL_TRACE.
378 2009-06-18 Diego Novillo <dnovillo@google.com>
380 * lto.c: Update license to GPLv3.
381 * lto-elf.c: Likewise.
382 * common.c: Likewise.
383 * lto-lang.c: Likewise.
384 * lto.h: Remove superfluous include files. Update all
387 2009-06-17 Diego Novillo <dnovillo@google.com>
389 * lto.c (read_cgraph_and_symbols): Call input_cgraph.
391 2009-06-02 Diego Novillo <dnovillo@google.com>
393 * lto.c (lto_1_to_1_map): Ignore nodes that have not been
395 (materialize_cgraph): Only materialize nodes that have a
396 representation on file.
398 2009-06-01 Diego Novillo <dnovillo@google.com>
400 * lto-lang.c (lto_handle_option): Hanlde OPT_Wabi.
402 2009-05-31 Diego Novillo <dnovillo@google.com>
404 * lto-lang.c (lto_type_for_mode): Handle all the modes
405 handled in c_common_type_for_mode.
407 2009-05-21 Diego Novillo <dnovillo@google.com>
409 * lto-elf.c: Always include <gelf.h>.
410 * config-lang.in (target_libs): Remove.
411 (build_by_default): Set to no.
413 2009-05-15 Diego Novillo <dnovillo@google.com>
415 * lto.c (lto_materialize_function): Assert that DECL is
417 (materialize_cgraph): Don't try to materialize builtin
419 * lto-section-out.c (write_symbol_vec): Do not write
422 2009-05-13 Diego Novillo <dnovillo@google.com>
424 * lto-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define.
426 2009-05-07 Diego Novillo <dnovillo@google.com>
428 * lto.c (lto_resolution_read): Add type casts for C++ warnings.
429 (LTO_REGISTER_TYPE_AND_FIXUP_SUBTREE): Define.
430 (lto_fixup_type): Call it for TYPE_POINTER_TO,
431 TYPE_REFERENCE_TO, TYPE_CONTEXT and TYPE_CANONICAL.
432 (lto_fixup_tree): Call gimple_register_type when *TP is a
434 (lto_main): Call bitmap_obstack_initialize.
436 2009-04-22 Diego Novillo <dnovillo@google.com>
438 * lto.c (free_section_data): Tidy.
439 (lto_1_to_1_map): Tidy.
440 (lto_add_all_inlinees): Tidy.
441 (prefix_name_with_star): New.
442 (get_filename_for_set): New.
443 (lto_wpa_write_files): Call cgraph_node_set_needs_ltrans_p
444 to determine what cgraph node sets to write.
445 Call get_filename_for_set to compute temporary file
447 (lto_execute_ltrans): Do not execute LTRANS on files with
448 names that start with '*'.
449 Move logic to execute LTRANS together so that LTRANS is
450 invoked only if there are any files to compile.
451 (do_whole_program_analysis): Only remove output files
452 that do not start with '*'.
454 2009-04-06 Diego Novillo <dnovillo@google.com>
456 * lto-lang.c (lto_post_options): Set flag_excess_precision_cmdline.
457 * lto.c (read_cgraph_and_symbols): Set cgraph_function_flags_ready.
458 (lto_add_all_inlinees): Tidy.
460 2009-03-26 Diego Novillo <dnovillo@google.com>
462 * lto.c: Include gimple.h.
463 (lto_read_in_decl_state): Call gimple_register_type for
464 every type in every stream.
465 (lto_fixup_common): Call gimple_register_type if T has a
467 (do_whole_program_analysis): Call print_lto_report.
468 (lto_main): Call print_lto_report after cgraph_optimize.
469 * Make-lang.in (lto.o): Add dependency on GIMPLE_H.
471 2009-03-24 Diego Novillo <dnovillo@google.com>
473 * Make-lang.in (lto-lang.o): Add dependency on TARGET_H and EXPR_H.
474 (lto.o): Add dependency on GIMPLE_H.
476 2009-03-10 Simon Baldwin <simonb@google.com>
478 * lto.c (lto_read_all_file_options): Close any open file descriptor
479 contained in file_data before freeing.
481 2009-02-24 Rafael Avila de Espindola <espindola@google.com>
483 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
484 for a decl in the original bitmap, not a node.
485 (lto_add_all_inlinees): Remove original nodes that are not needed.
486 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
488 2009-02-24 Diego Novillo <dnovillo@google.com>
490 * lto.c (lto_materialize_function): Update
491 lto_stats.num_function_bodies.
492 (get_section_data): Initialize *LEN to 0.
493 (lto_1_to_1_map): Update lto_stats.num_cgraph_partitions.
494 (lto_wpa_write_files): Update lto_stats.num_cgraph_nodes.
495 Update lto_stats.num_output_files.
496 (read_cgraph_and_symbols): Update lto_stats.num_input_files.
497 (materialize_cgraph): Update lto_stats.num_input_cgraph_nodes.
498 (lto_main): Initialize lto_stats.
499 If flag_lto_report is set, call print_lto_report.
501 2009-02-19 Diego Novillo <dnovillo@google.com>
505 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
507 * lto.c (lto_add_inline_clones): Don't add the
508 master clone. Check for a decl in the original
510 (lto_add_all_inlinees): Remove original nodes
512 (lto_scan_statics_in_cgraph_node): Don't care if
513 the node is the master.
514 (lto_promote_cross_file_statics): Use a new
515 context.seen_node_decls for each set
517 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
519 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
520 for a decl in the original bitmap, not a node.
521 (lto_add_all_inlinees): Remove original nodes that are not needed.
522 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
523 (lto_promote_cross_file_statics): Use a new context.seen_node_decls
526 2009-02-18 Diego Novillo <dnovillo@google.com>
528 * lto.c (lto_wpa_write_files): Use timers TV_WHOPR_WPA
530 (lto_execute_ltrans): Use timer TV_WHOPR_WPA_LTRANS_EXEC.
531 (read_cgraph_and_symbols): Use timer TV_IPA_LTO_DECL_IO.
532 (materialize_cgraph): Use timer TV_IPA_LTO_GIMPLE_IO.
533 Use timer TV_WHOPR_WPA or TV_WHOPR_LTRANS or TV_LTO
534 depending on command line flags.
535 (do_whole_program_analysis): Use timer TV_WHOPR_WPA.
536 (lto_main): Remove timer uses.
538 2009-02-18 Rafael Avila de Espindola <espindola@google.com>
540 * lto.c (lto_materialize_function): Don't set DECL_EXTERN to 0.
541 (lto_wpa_write_files): Update calls to renamed functions.
543 2009-02-17 Diego Novillo <dnovillo@google.com>
546 * lto-lang.c (lto_post_options): Disable -fwhole-program
549 2009-02-10 Diego Novillo <dnovillo@google.com>
551 * lto.c (read_cgraph_and_symbols): Fix comment.
553 2009-02-10 Diego Novillo <dnovillo@google.com>
555 * lto.c (read_cgraph_and_symbols): Read options from all
558 2009-02-10 Diego Novillo <dnovillo@google.com>
560 * lto.c (read_cgraph_and_symbols): Factor out of lto_main.
561 (materialize_cgraph): Likewise.
562 (do_whole_program_analysis): Likewise.
563 (lto_main): Call read_cgraph_and_symbols,
564 materialize_cgraph and do_whole_program_analysis.
566 2009-02-10 Simon Baldwin <simonb@google.com>
568 * lto.c: Include lto-opts.h.
569 * (lto_main): Clear file options at loop start, read any saved
570 options from the first file handled, and re-issue options.
571 * Makefile.in (lto.o): Add dependency on lto-opts.h.
573 2009-02-02 Diego Novillo <dnovillo@google.com>
575 * lto.c (lto_main): Stop LTO_TIMER and use
576 TV_WHOPR_WPA_LTRANS_EXEC when launching LTRANS.
578 2009-01-30 H.J. Lu <hongjiu.lu@intel.com>
581 * lto-elf.c (init_shdr##BITS): Set the sh_addralign field
584 2009-01-29 Ramana Radhakrishnan <ramana.r@gmail.com>
586 * Make-lang.in (LTO_EXE): Link with all
587 BACKENDLIBS and not only GMPLIBS
589 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
592 * lto-elf.c: Include gelf.h instead of libelf.h.
593 (lto_elf_file_close): Replace elfx_update_shstrndx with
594 gelf_getehdr, elf_getscn, gelf_getshdr, gelf_update_shdr and
597 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
600 * lto-elf.c (DEFINE_INIT_EHDR): Initialize e_version.
602 2009-01-26 Diego Novillo <dnovillo@google.com>
604 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Update.
606 2009-01-26 Diego Novillo <dnovillo@google.com>
608 * lto-lang.c (lto_types_compatible_p): Move to gimple.c
609 and rename into gimple_types_compatible_p.
611 2009-01-12 Rafael Avila de Espindola <espindola@google.com>
613 * lto-lang.c (lang_hooks): Remove the const qualifier.
615 2009-01-06 Diego Novillo <dnovillo@google.com>
617 * ltrans-driver: Mark 'all' target as phony.
619 2008-12-31 Diego Novillo <dnovillo@google.com>
621 * ltrans-driver: Execute a NOP action for target 'all'.
623 2008-12-19 Diego Novillo <dnovillo@google.com>
625 * lto.c (lto_1_to_1_map): Tidy.
627 2008-12-19 Diego Novillo <dnovillo@google.com>
629 * lto-elf.c (lto_elf_file_open): When FILENAME cannot
630 be opened, show its name.
631 * ltrans-driver: If $verbose is set, do not use parallelism.
633 2008-12-17 Rafael Avila de Espindola <espindola@google.com>
635 * lto.c (lto_fixup_function): New.
636 (lto_fixup_tree): Call lto_fixup_function.
638 2008-12-14 Doug Kwan <dougkwan@google.com>
640 * lto.c (lto_1_to_1_map): Create a cgraph node set for any global
641 variables if there is no function.
643 2008-12-10 Simon Baldwin <simonb@google.com>
645 * ltrans-driver: Always run make in silent mode, to avoid make's
646 trace on stdout interfering with lto-wrapper output.
648 2008-12-10 Doug Kwan <dougkwan@google.com>
650 * lto.c (lto_add_inline_clones): Do not force master clones of
651 inlined functions already in SET to be static inline.
653 2008-12-04 Doug Kwan <dougkwan@google.com>
655 * lto.c (globalize_context_t): New type to store states in
656 globalization of cross-file statics.
657 (globalize_cross_file_statics): New.
658 (lto_scan_statics_in_ref_table): Walk tree to look for reachable
659 static decls that need to be fixed up.
660 (lto_scan_statics_in_cgraph_node): Change call interface to use
661 a globalize_context_t CONTEXT for all states used.
662 (lto_scan_statics_in_remaining_global_vars): New.
663 (lto_promote_cross_file_statics): Use new call interface of
664 LTO_SCAN_STATICS_IN_CGRAPH_NODE. Handle remaining externally
665 visible vars in the last set.
667 2008-12-03 Diego Novillo <dnovillo@google.com>
669 * lto.c (lto_fixup_tree): Do not emit an error when
670 PREVAILING throw but T doesn't.
672 2008-12-02 Doug Kwan <dougkwan@google.com>
674 * lto.c (lto_scan_statics_in_ref_table): New function factored out
676 (lto_scan_statics_in_cgraph_node): Handle both file-scope static
677 variables and functions.
678 (lto_promote_cross_file_statics): Rename bitmaps to SEEN_DECLS
679 and GLOBAL_DECLS from SEEN_VARS and GLOBAL_VARS.
681 2008-11-29 Diego Novillo <dnovillo@google.com>
683 * lto.c: Include timevar.h.
684 (lto_materialize_function): Tidy. Add comments.
685 (lto_wpa_write_files): Tidy.
686 (lto_execute_ltrans): Tidy.
687 (lto_main): Add local variable LTO_TIMER. Initialize it
688 to one of TV_WHOPR_WPA, TV_WHOPR_LTRANS or TV_LTO.
689 Start and stop the timer.
691 * Make-lang.in (lto.o): Add dependency on timevar.h.
692 * ltrans-driver: React to -v and -save-temps.
693 Use simple heuristic to determine how much parallelism to
694 use when executing make.
696 2008-11-12 Doug Kwan <dougkwan@google.com>
698 * lto.c (lto_bitmap_obstack): Remove var.
699 (lto_materialize_function): Do nothing instead of marking function
700 body in file if flag_wpa is true.
701 (lto_add_all_inlinees): Use bitmap functions in lto-utils.c.
702 (lto_scan_statics_in_cgraph_node): New function.
703 (lto_promote_cross_file_statics): Same.
704 (lto_wpa_write_files): Call lto_promote_cross_file_statics.
705 Use bitmap functions in lto-utils.c. Remove unsued label OUT.
706 * Make-lang.in (lto/lto.o): Add lto-utils.h to dependency list.
708 2008-11-09 Diego Novillo <dnovillo@google.com>
710 * lto/lto.c (lto_fixup_tree): Change error message locus
711 information to include location of mismatching
713 Use TREE_NO_WARNING to avoid repeated messages.
714 (lto_main): If lto_fixup_decls emitted any errors, exit.
715 * lto/lto-lang.c: Don't include libfuncs.h and except.h
716 (lto_init_options): Don't enable exceptions by default.
717 (lto_eh_runtime_type): Move to lto-function-in.c
718 (lto_init_eh): Likewise.
719 (lto_init): Don't call lto_init_eh.
720 * lto/Make-lang.in (lto-lang.o): Remove dependency on
721 libfuncs.h and except.h.
723 2008-10-30 Diego Novillo <dnovillo@google.com>
725 * lto.c (lto_read_decls): Declare debug_main only if
726 LTO_STREAM_DEBUGGING is enabled.
728 2008-10-30 Simon Baldwin <simonb@google.com>
730 * lto.c (lto_wpa_write_files): Create intermediate files with
731 make_cwd_temp_file().
732 (lto_maybe_unlink): New. Delete intermediate WPA files unless
733 WPA_SAVE_LTRANS is set.
734 (lto_main): Call lto_maybe_unlink() for intermediate WPA files.
735 * ltrans-driver: Do not strip directory from output files.
737 2008-10-29 Doug Kwan <dougkwan@google.com>
739 * lto.c (free_decl): Call lto_symtab_clear_resolution when freeing
741 * Make-lang.in (LTO_OBJS): Remove lto/lto-symtab.o
742 (lto/lto-symtab.o): Remove rule.
743 * lto-tree.h (struct lang_identifier): Remove LTO specific fields.
744 (struct lang_decl): Remove RESOLUTION and add DUMMY in struct.
745 (LANG_IDENTIFIER_CAST, LTO_IDENTIFIER_DECL, LTO_DECL_RESOLUTION):
747 lto-symtab.c (File): Move up one level.
748 lto-lang.c (cgraph.h): Remove include.
749 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
750 input_cgraph): Move to lto-cgraph.c in gcc directory above.
751 (LANG_HOOKS_INPUT_CGRAPH): Remove use of macro.
753 2008-10-24 Rafael Espindola <espindola@google.com>
755 * lto-function-in.c (get_resolution): Return LDPR_PREEMPTED_IR for
756 non prevailing weak symbols.
758 2008-10-24 Rafael Espindola <espindola@google.com>
760 * lto-lang.c (input_cgraph_1): Iterate over nodes, not cgraph_nodes.
762 2008-10-24 Rafael Espindola <espindola@google.com>
764 * lto-lang.c (input_node): Avoid casts from pointers to ints of
767 2008-10-23 Simon Baldwin <simonb@google.com>
769 * lto-lang.c (input_node): Save the node reference, rather than the
770 node pointer, in node->inlined_to.
771 (input_cgraph_1): Convert node references into node pointers.
773 2008-10-22 Diego Novillo <dnovillo@google.com>
774 Rafael Espindola <espindola@google.com>
776 * lto.c (lto_resolution_read): Tidy.
777 * lto-symtab.c (lto_symtab_prevailing_decl): Do not
778 abort if RET is NULL.
780 2008-10-22 Doug Kwan <dougkwan@google.com>
782 * lto.c (lto_fixup_tree): Check for NOTHROW conflict only if
783 exceptions flag is given.
784 * lto-lang.c: (lto_init_options) Set default exceptions flag.
785 (lto_init_eh): Remove exceptions flag initialization.
786 (lto_init): Only call lto_init_eh if exceptions flag is set.
788 2008-10-21 Diego Novillo <dnovillo@google.com>
790 * lto.c: Tidy some formatting.
793 2008-10-21 Simon Baldwin <simonb@google.com>
795 * lto-symtab.c: (lto_same_type_p): Types cannot be equal if one of
796 them is NULL (but not the other).
798 2008-10-17 Diego Novillo <dnovillo@google.com>
800 * ltrans-driver: Divert output from make to a temporary file.
801 Show it if the call to make failed.
803 2008-10-15 Diego Novillo <dnovillo@google.com>
805 * lto.c (lto_wpa_write_files): Reformat do-while loop.
806 Do not print TEMP_FILENAME
807 * ltrans-driver: Call make with -s.
809 2008-10-15 Diego Novillo <dnovillo@google.com>
811 * lto-symtab.c (lto_symtab_merge_decl): Do not force
812 TREE_STATIC on global symbols.
814 2008-10-14 Ollie Wild <aaw@google.com>
816 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Remove.
817 (LTRANS_DRIVER_EXE): Add.
818 (lto.all.cross): Add LTRANS_DRIVER_EXE.
819 (lto.all.encap): Add LTRANS_DRIVER_EXE.
820 (lto.install.common): Remove ltrans-driver.
821 (lto.mostlyclean): Add LTRANS_DRIVER_EXE.
822 (LTRANS_DRIVER_EXE): New build rule.
823 * config-lang.in (compilers): Add ltrans-driver.
825 2008-10-14 Diego Novillo <dnovillo@google.com>
827 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Disable transformation
830 2008-10-13 Ollie Wild <aaw@google.com>
832 * lang-spec.h (@lto): Replace lto1_options with cc1_options.
833 * lto.c (lto_execute_ltrans): Add "-fno-wpa -fltrans -xlto" to CFLAGS.
834 * ltrans-driver (LTRANS_FLAGS): Remove.
836 2008-10-08 Doug Kwan <dougkwan@google.com>
838 * lto.c (lto_fixup_tree): Remove ATTRIBUTE_UNUSED from DATA.
839 Handle new tree codes RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE
840 and TREE_BINFO. Also move code handling FUNCTION_DECL and VAR_DECL
841 from lto_fixup_state to here.
842 (lto_fixup_state): Take an lto_fixup_data_t object DATA instead of
843 just a free-list. Fix up types also. Move decl merging code to
845 (lto_fixup_state_aux): Change AUX to point to an lto_fixup_data_t
847 (lto_fixup_decls): Use another pointer set to avoid multiple
848 walking of nodes except for DECLs to be replaced. Pass an
849 lto_fixup_data_t object to tree-walker.
851 2008-10-08 Rafael Espindola <espindola@google.com>
853 * lto-symtab.c (lto_symtab_set_resolution): New.
854 (lto_symtab_merge_decl): Use lto_symtab_set_resolution and
855 lto_symtab_get_resolution.
856 (lto_symtab_prevailing_decl): Return decl for non public decls.
857 (lto_symtab_get_resolution): New.
858 * lto.c (lto_fixup_tree, lto_fixup_state): Remove unecessary checks.
860 2008-10-06 Rafael Espindola <espindola@google.com>
862 * lto-lang.c: Include cgraph.h.
863 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
864 input_cgraph): Moved from lto-cgraph.c.
865 (LANG_HOOKS_INPUT_CGRAPH): New.
867 2008-10-03 Rafael Espindola <espindola@google.com>
869 * lto.c (lto_fixup_tree, lto_fixup_state): Fix the FIXME.
871 2008-10-03 Rafael Espindola <espindola@google.com>
873 * lto-symtab.c (lto_symtab_overwrite_decl): Remove. Remove all calls.
874 (lto_symtab_merge_decl): Update LTO_IDENTIFIER_DECL the reflect the
875 prevailing definition. Don't mark TREE_NOTHROW differences.
876 * lto.c (lto_fixup_tree): New.
877 (lto_fixup_state): New.
878 (lto_fixup_state_aux): New.
880 (lto_fixup_decls): New.
881 (lto_main): Call lto_fixup_decls.
883 2008-10-02 Ollie Wild <aaw@google.com>
885 * lang.opt (fltrans): Moved from common.opt. Remove RejectNegative
887 (fwpa): Moved from common.opt. Remove RejectNegative and Init.
888 * lto-lang.c (lto_post_options): Add validation and fixups for
891 2008-10-02 Rafael Espindola <espindola@google.com>
893 * lto-symtab.c (lto_symtab_merge_var, lto_symtab_merge_fn,
894 lto_symtab_merge_decl): Return void.
895 (lto_symtab_prevailing_decl): New.
897 2008-09-30 Rafael Espindola <espindola@google.com>
899 * lto-symtab.c (lto_symtab_compatible): Remove the check for already
901 (lto_symtab_overwrite_decl): Copy LTO_DECL_RESOLUTION.
902 (lto_symtab_merge_decl): Store symbol resolution in LTO_DECL_RESOLUTION.
903 Check for already defined symbols.
904 * lto-tree.h (lang_decl): Remove dummy and add resolution fields.
905 (LTO_IDENTIFIER_RESOLUTION): Remove.
906 (LTO_DECL_RESOLUTION): New.
908 2008-09-30 Rafael Espindola <espindola@google.com>
910 * lto.c (lto_read_decls): Use new input_tree signature.
912 2008-09-26 Doug Kwan <dougkwan@google.com>
914 * lto.c (lto_main): Call lto_fixup_nothrow_decls to fix up function
915 bodies affected by exception attribute merging of DECLs.
916 * lto-symtab.c (lto_symtab_merge_decl): Handle exception attribute
919 2008-09-25 Rafael Espindola <espindola@google.com>
921 * Make-lang.in (PLUGIN_API_H, LTO_TREE_H): New.
922 (lto/lto-lang.o, lto/lto.o, lto/lto-symtab.o) Use LTO_TREE_H.
923 * lto-symtab.c (lto_symtab_compatible): New.
924 (lto_symtab_overwrite_decl): New.
925 (lto_symtab_merge_decl): Refactor to use the above functions
926 and the resolution from lang_identifier.
927 * lto-tree.h: Include plugin-api.h.
928 (lang_identifier): Add resolution.
929 (LTO_IDENTIFIER_RESOLUTION): New.
931 2008-09-25 Ollie Wild <aaw@google.com>
933 * lang.opt (fltrans-output-list=): New option.
934 * lto.c (lto_execute_ltrans): Output file names to ltrans_output_list.
936 2008-09-25 Rafael Espindola <espindola@google.com>
938 * lto.c (lto_resolution_read): Initialize ret;
940 2008-09-24 Ollie Wild <aaw@google.com>
942 * lto.c (sys/mman.h): Move include.
943 (lto_wpa_write_files): Return a list of written files.
944 (lto_execute_ltrans): New function.
945 (lto_main): Call lto_execute_ltrans.
946 (ltrans-driver): New file.
947 * lto-lang.c (DEFAULT_LTRANS_DRIVER): New macro.
948 (DEAULT_LTRANS_DRIVER_LEN): New macro.
949 (lto_init_options): Initialize ltrans_driver.
950 (lto_handle_option): Fix incorrect default output value.
951 * lang.opt (fltrans-driver=): New option.
952 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): New variable.
953 (lto.install-common): Add lto/ltrans-driver.
955 2008-09-24 Rafael Espindola <espindola@google.com>
957 * Make-lang.in (LTO_OBJS): Add lto/common.o.
958 (lto/lto.o): Depend on lto/common.h.
960 * lang.opt (resolution): New.
961 * lto-lang.c (resolution_file_name): New.
962 (lto_handle_option): Handle OPT_resolution.
963 * lto-symtab.c (lto_symtab_merge_decl): Add a resolution argument.
964 (lto_symtab_merge_var,lto_symtab_merge_fn): Add a resolution argument.
965 pass it to lto_symtab_merge_decl.
966 * lto.c: Include common.h.
967 (lto_read_decls): Add resolutions and resolutions_size arguments.
968 Initialize data_in.globals_resolution and
969 data_in.globals_resolution_size.
970 (index_and_symbol_resolution): New.
971 (lto_resolution_read): New.
972 (lto_file_read): Add argument resolution_file.
974 * lto.h (resolution_file_name): New.
976 2008-09-23 Rafael Espindola <espindola@google.com>
978 * common.c: Update description.
979 * common.h: Update description.
981 2008-09-23 Rafael Espindola <espindola@google.com>
983 * common.c: Moved from lto-plugin.
984 * common.h: Moved from lto-plugin.
986 2008-09-22 Doug Kwan <dougkwan@google.com>
988 * lto.c (VEC(bitmap,heap)): Declare.
989 (lto_materialize_function): Handle WAP mode specially.
990 (lto_add_inline_clones): New.
991 (lto_add_all_inlinees): Changle algorithm and to use bitmaps. Also
992 return a bitmap of inlined decls.
993 (lto_wpa_write_files): Handle all DECLs brought in by inlining.
994 (lto_main): Call reset_inline_failed to reset inlining states.
995 Check call-graph after WPA inlining.
996 * lto-lang.c (lto_init): Do not clear flag_generate_lto
999 2008-09-19 Doug Kwan <dougkwan@google.com>
1001 lto.c (lto_main): Remove unsued wrapper code.
1002 lang-specs.h (@lto): Use lto1_options instead of cc1_options.
1004 2008-09-19 Rafael Espindola <espindola@google.com>
1006 * lto-symtab.c: Include lto-tree-in.h.
1007 * lto-tree.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove.
1008 * lto.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove
1009 * Make-lang.in (lto/lto-symtab.o): Add lto-tree-in.h.
1011 2008-09-17 Paolo Bonzini <bonzini@gnu.org>
1012 Rafael Avila de Espindola <espindola@google.com>
1014 * lto-lang.c (COMPOUND_LITERAL_EXPR_DECL_STMT,
1015 COMPOUND_LITERAL_EXPR_DECL): Remove.
1016 (emit_local_var): Remove.
1017 (lto_expand_expr): Remove.
1018 (lto_staticp): Remove.
1019 (LANG_HOOKS_EXPAND_EXPR): Remove.
1020 (LANG_HOOKS_STATICP): Remove.
1022 2008-09-11 Diego Novillo <dnovillo@google.com>
1024 * lto-lang.c: Include except.h and libfuncs.h.
1026 (lto_init): Call it.
1027 Set flag_generate_lto to 0.
1028 * Make-lang.in (lto-lang.o): Add dependency on except.h
1031 2008-09-09 Bill Maddox <maddox@google.com>
1033 * lto-lang.c: Include header file expr.h.
1034 (COMPOUND_LITERAL_EXPR_DECL_STMT,
1035 COMPOUND_LITERAL_EXPR_DECL): Copied from c-common.h.
1036 (emit_local_var): Copied from c-semantics.c.
1037 (lto_expand_expr, lto_staticp): Copied from c_expand_expr
1038 and c_staticp in c-common.c.
1039 (LANG_HOOKS_EXPAND_EXPR,LANG_HOOKS_STATICP): Redefined.
1041 2008-09-08 Diego Novillo <dnovillo@google.com>
1043 * lto-lang.c (lto_global_bindings_p): Return 1 during
1046 2008-09-07 Diego Novillo <dnovillo@google.com>
1048 * lto.c: Tidy formatting.
1050 2008-08-04 Bill Maddox <maddox@google.com>
1052 * lto-symtab.c (lto_symtab_merge_decl): Add comment.
1054 2008-09-03 Doug Kwan <dougkwan@google.com>
1056 lto.c (lto_add_all_inlinees): Reset FAILED_REASON of edges to
1057 CIF_OK instead of NULL.
1059 2008-09-02 Diego Novillo <dnovillo@google.com>
1060 Simon Baldwin <simonb@google.com>
1062 * lto-lang.c (lto_type_for_size): Rewrite. Adapt from
1063 c_common_type_for_size.
1064 (lto_type_for_mode): Remove ATTRIBUTE_UNUSED markers.
1065 (lto_init): Call linemap_add.
1066 (signed_and_unsigned_types): Remove.
1068 2008-08-29 Diego Novillo <dnovillo@google.com>
1070 * lto-lang.c (handle_noreturn_attribute): New local function.
1071 (handle_const_attribute): New local function.
1072 (handle_malloc_attribute): New local function.
1073 (handle_pure_attribute): New local function.
1074 (handle_novops_attribute): New local function.
1075 (handle_nonnull_attribute): New local function.
1076 (handle_nothrow_attribute): New local function.
1077 (handle_sentinel_attribute): New local function.
1078 (handle_type_generic_attribute): New local function.
1079 (handle_format_attribute): New local function.
1080 (handle_format_arg_attribute): New local function.
1081 (lto_attribute_table): Declare.
1082 (lto_format_attribute_table): Declare.
1083 (lto_init_attributes): New local function.
1084 (lto_define_builtins): Call it.
1085 Call targetm.init_builtins and build_common_builtin_nodes.
1086 (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE): Define.
1087 (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Define.
1089 2008-08-28 Diego Novillo <dnovillo@google.com>
1091 * Make-lang.in (lto-lang.o): Replace tree-gimple.h with
1093 (lto-symtab.o): Add dependency on $(GIMPLE_H).
1094 * lto-lang.c: Include gimple.h instead of tree-gimple.h.
1095 * lto-symtab.c: Include gimple.h.
1096 * lto-tree.h (chain_next): Replace GENERIC_NEXT with
1099 2008-08-27 Doug Kwan <dougkwan@google.com>
1101 * lto.c (vec.h, bitmap.h, pointer-set.h, ipa-prop.h, ggc.h,
1102 gt-lto-lto.h): New includes.
1103 (lto_materialize_function): Do not read in function body in WPA mode.
1104 Format a line to fit in 80 columns.
1105 (lto_cgraph_node_sets): New garbage collected variable.
1106 (lto_1_to_1_map, lto_add_all_inlinees, lto_wpa_write_files):
1108 (lto_main): Initialize bitmap obstack. Add code to handle WPA mode.
1109 * Make-lang.in (LTO_H): Replace filename lto-section-in.h with
1110 variable LTO_SECTION_IN_H.
1111 (lto/lto.o): Include gt-lto-lto-c.h ggc.h ,VEC_H, BITMAP_H,
1112 pointer-set.h and IPA_PROP_H. Also replace filename lto-section-in.h
1113 with variable LTO_SECTION_IN_H.
1114 * config-lang.in (gtfiles): Add lto/lto.c.
1115 * lto-symtab.c (lto_symtab_merge_decl): Set DECL_CONTEXT of
1116 merged DECL_RESULT correctly.
1118 2008-08-26 Bill Maddox <maddox@google.com>
1120 * lto-lang.c Include tree-gimple.h.
1121 (lto_mark_addressable): Call mark_addressable rather than
1123 (lto_post_options): Suppress debug info generation.
1124 * Make-lang.in: Add dependency of lto-lang.o on tree-gimple.h.
1126 2008-08-25 Bill Maddox <maddox@google.com>
1128 * lto-symtab.c (lto_symtab_merge_decl): Remove a suspect
1129 assertion and leave an explanatory comment in its place.
1131 2008-08-21 Doug Kwan <dougkwan@google.com>
1133 * lto.c (preload_common_nodes): Call lto_get_common_nodes to get a list
1134 of common nodes instead of computing locallly.
1135 (lto_read_in_decl_state): New.
1136 (lto_read_decls): Change code for udpate in struct lto_decl_header.
1137 Read global and per-function in-decl states.
1138 * Make-lang.in (LTO_H): Update dependency.
1140 (lto-symtab.c): Merge (revision 139039)
1141 * lto-symtab.c (lto_symtab_merge_decl): Merge DECL_RESULT.
1143 2008-08-21 Rafael Espindola <espindola@google.com>
1145 * config-lang.in (target_libs): New.
1147 2008-08-20 Bill Maddox <maddox@google.com>
1149 * lto.c (current_lto_file): Remove GTY marker from static
1150 variable. Remove include of file gt-lto-lto.h.
1151 * Make-lang.in: Remove dependency of lto/lto.o on
1153 * lto-elf.c (lto_file_close): Removed.
1154 (lto_elf_file_open): Use XCNEW instead of GGC_CNEW to
1155 allocate lto_elf_file object.
1156 (lto_elf_file_close): Free lto_elf_file object after close.
1157 * lto.h (struct lto_file_struct): Remove GTY marker.
1158 * config-lang.in: Remove lto/lto.h and lto/lto.c from
1161 2008-08-20 Bill Maddox <maddox@google.com>
1163 * lto.c (lto_read_decls): Provide dummy argument to input_tree
1164 to conform to its new signature.
1165 * lto-symtab.c (lto_symtab_merge_decl): Do not invoke ggc_free
1166 on discarded node here, now called in global_vector_fixup.
1168 2008-08-09 Bill Maddox <maddox@google.com>
1170 * lto.c (preload_common_nodes): Verify that fileptr_type_node
1171 has not been set to a front-end-specific value.
1173 2008-08-05 Doug Kwan <dougkwan@google.com>
1175 * Make-lang.in (lto-symtab.o): Add missing dependencies to fix
1178 2008-07-30 Bill Maddox <maddox@google.com>
1180 * lto.c (lto_materialize_function): Call lto_original_decl_name.
1181 Remove obsolete comments.
1182 (lto_read_decls): Remove initialization of deleted field data_in.global.
1184 (lto_main): Remove redundant initialization of section_hash_table.
1185 * lto-elf.c: Removed obsolete comments.
1186 * lto.h: Tidy up comments.
1187 * lto-symtab.c (lto_least_common_multiple): New function.
1188 (lto_symtab_merge_decl): Merge variable alignments in some cases.
1191 2008-07-25 Diego Novillo <dnovillo@google.com>
1192 Bill Maddox <maddox@google.com>
1194 * lto.c: Re-order include files.
1195 Include lto-section-out.h.
1196 (preload_common_nodes): Add debugging output.
1197 Add new local INDEX_TABLE.
1198 Call preload_common_node.
1199 * Make-lang.in (lto.o): Add dependency on lto-section-out.h
1201 2008-07-13 Bill Maddox <maddox@google.com>
1203 * lto.c (lto_read_decls): Cast pointer to const char * to avoid
1204 unwanted scaling during pointer addition.
1206 2008-07-11 Bill Maddox <maddox@google.com>
1207 Diego Novillo <dnovillo@google.com>
1209 * lto.c (lto_read_decls): Fix C++ compatibility warnings.
1210 Make code const-correct.
1211 (lto_file_read): Fix C++ compatibility warnings.
1212 (lto_read_section_data): Fix C++ compatibility warnings.
1213 (lto_get_section_data): Use CONST_CAST to avoid warning when
1214 const pointer passed to free.
1215 * lto-elf.c (lto_elf_build_section_table): Fix C++
1216 compatibility warnings.
1217 (lto_elf_append_data): Fix C++ compatibility warnings. Use CONST_CAST
1218 to avoid warning assigning const pointer to d_buf field of Elf_Data.
1219 (lto_get_current_out_file): Fix C++ compatibility warnings.
1221 2008-07-11 Diego Novillo <dnovillo@google.com>
1223 * Make-lang.in (lto-warn): Define.
1225 2008-07-03 Simon Baldwin <simonb@google.com>
1227 * lto.c (lto_read_decls): Wrapped debug-only data items within #ifdef
1228 LTO_STREAM_DEBUGGING.
1230 2008-06-27 Ollie Wild <aaw@google.com>
1232 * lto-elf.c (lto-section-out.h): New include.
1233 (struct lto_elf_file): Remove bits member. Add scn, shstrtab_stream,
1235 (cached_file_attrs): New static variable.
1236 (lto_elf_get_shdr, lto_elf_free_shdr): Remove elf_file parameter.
1237 Use cached_file_attrs for checking bits.
1238 (lto_elf_build_section_table): Remove elf_file argument from
1239 lto_elf_get_shdr and lto_elf_free_shdr calls.
1240 (DEFINE_INIT_SHDR): New macro.
1241 (init_shdr32, init_shdr64): New functions defined via the
1242 DEFINE_INIT_SHDR macro.
1243 (lto_elf_begin_section_with_type): New function.
1244 (lto_elf_begin_section): New function.
1245 (lto_elf_append_data): New function.
1246 (lto_elf_end_section): New function.
1247 (DEFINE_VALIDATE_EHDR): New macro.
1248 (validate_ehdr32, validate_ehdr64): New functions defined via the
1249 DEFINE_VALIDATE_EHDR macro.
1250 (validate_file): New function.
1251 (DEFINE_INIT_EHDR): New macro.
1252 (init_ehdr32, init_ehdr64): New functions defined via the
1253 DEFINE_INIT_EHDR macro.
1254 (init_ehdr): New function.
1255 (lto_elf_file_open): Add support for writable files. Move some
1256 validation logic to validate_file.
1257 (lto_elf_file_close): Add support for writable files. Write file data
1258 and free data blocks.
1259 (current_out_file): New static variable.
1260 (lto_set_current_out_file): New function.
1261 (lto_get_current_out_file): New function.
1262 * lto.c (lto_main): Add writable argument to lto_elf_file_open calls.
1263 Add temporary initialization for testing ELF serialization.
1264 * lto.h (lto-section-out.h): New include.
1265 (struct lto_file_struct): Slight modification to comment.
1266 (lto_elf_file_open): Add writable parameter.
1267 (lto_elf_begin_section): New function declaration.
1268 (lto_elf_append_data): New function declaration.
1269 (lto_elf_end_section): New function declaration.
1270 (lto_set_current_out_file, lto_get_current_out_file): New function
1272 * lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Set as lto_elf_begin_section.
1273 (LANG_HOOKS_APPEND_DATA): Set as lto_elf_append_data.
1274 (LANG_HOOKS_END_SECTION): Set as lto_elf_end_section.
1275 * Make-lang.in (LTO_H): Add lto-section-out.h.
1277 2008-06-12 Ollie Wild <aaw@google.com>
1279 * lto.h (struct lto_file_vtable_struct): Remove.
1280 (struct lto_file_struct): Remove vtable member.
1281 * lto-elf.c (lto_file_init): Remove vtable argument.
1282 (lto_elf_map_optional_lto_section): Remove.
1283 (lto_elf_unmap_section): Remove.
1284 (lto_elf_file_vtable): Remove.
1285 (lto_elf_file_open): Remove lto_elf_file_vtable argument from
1287 (lto_elf_find_section_data): Remove.
1289 2008-06-11 Ollie Wild <aaw@google.com>
1291 * lto.c (lto_file_read): Add const qualifier to data variable.
1293 2008-06-11 Diego Novillo <dnovillo@google.com>
1295 Merge from lto-streamber sub-branch.
1297 2008-06-04 Ollie Wild <aaw@google.com>
1299 * lto.c: Remove inclusion of dwarf2.h and dwarf2out.h.
1300 * Make-lang.in (lto.o): Remove dependency on dwarf2.h.
1302 2008-05-28 Bill Maddox <maddox@google.com>
1304 Replace the DWARF reader in the LTO front-end.
1306 * lto.c: Include lto-tree-in.h, lto-tags.h.
1307 (enum DWARF2_class, DW_cl_constant, struct
1308 DWARF2_form_data, struct lto_context,
1309 lto_fd_init, lto_info_fd_init,
1310 lto_abbrev_fd_init, lto_info_fd_close,
1311 lto_file_init, lto_file_close,
1312 lto_file_corrupt_error, lto_abi_mismatch_error,
1313 LTO_CHECK_INT_VAL, LTO_READ_TYPE,
1314 lto_read_uleb128, lto_read_sleb128,
1315 lto_read_initial_length, lto_abbrev_read_attrs,
1316 lto_abbrev_read, lto_abbrev_read_lookup,
1317 lto_read_section_offset,
1318 lto_read_comp_unit_header, find_cu_for_offset,
1320 lto_resolve_reference,lto_read_form,
1321 attribute_value_as_int,
1322 make_signed_host_wide_int,
1323 attribute_value_as_constant, lto_cache_hash,
1324 lto_cache_eq, lto_cache_store_DIE,
1325 lto_cache_lookup_DIE, lto_find_integral_type,
1326 lto_find_integral_type_1,
1327 LTO_BEGIN_READ_ATTRS_UNCHECKED,
1328 LTO_BEGIN_READ_ATTRS, LTO_END_READ_ATTRS,
1329 lto_unsupported_attr_error, lto_get_identifier,
1330 lto_read_referenced_type_DIE,
1331 lto_read_compile_unit_DIE,
1332 lto_read_array_type_DIE,
1333 lto_read_structure_union_class_type_DIE,
1334 lto_read_enumerator_DIE,
1335 lto_read_enumeration_type_DIE,
1336 lto_read_only_for_child_DIEs,
1337 lto_read_only_for_child_DIEs,
1338 lto_read_member_DIE, lto_read_abbrev,
1339 lto_read_variable_formal_parameter_constant_DIE,
1340 lto_get_body): Removed.
1341 (preload_common_nodes): New function.
1342 (lto_read_decls): Convert for new global streamer.
1343 (lto_materialze_file_data,
1344 lto_read_subroutine_type_subprogram_die,
1345 lto_read_unspecified_parameters_DIE,
1346 lto_read_typedef_DIE,
1347 lto_read_pointer_reference_type_DIE,
1348 lto_read_subrange_type_DIE,
1349 lto_read_base_type_DIE,
1350 lto_read_const_volatile_restrict_type_DIE,
1351 lto_read_namespace_DIE,
1352 lto_read_unspecified_type_DIE, lto_read_DIE,
1353 lto_read_child_DIEs, lto_collect_child_DIEs):
1355 (lto_info_read, lto_set_cu_context): Removed.
1356 (lto_file_read): Convert for new global streamer.
1357 (lto_resolve_type_ref, lto_read_DIE_at_ptr,
1358 lto_resolve_var_ref, lto_resolve_fn_ref,
1359 lto_resolve_field_ref, lto_resolve_typedecl_ref,
1360 lto_resolve_namespacedecl_ref): Removed.
1361 (lto_file_init, lto_file_close): Moved to lto-elf.c.
1362 * lto-tree.h (lto_symtab_merge_var,
1363 lto_symtab_mergee_fun): Declare here.
1364 * lto-elf.c (lto_file_init, lto_file_close): Moved from lto.c.
1365 (lto_elf_file_open): Removed code to read DWARF debug sections.
1366 * lto.h (lto_context, DWARF2_attr, DWARF2_abbrev,
1367 DWARF2_CompUnit, lto_die_ptr,
1368 lto_die_cache_entry, lto_fd, lto_info_fd,
1369 lto_abbrev_fd): Removed.
1370 (lto_file): Removed debug_info and debug_abbrev fields.
1372 (lto_file_init, lto_file_close,
1373 lto_resolve_type_ref, lto_resolve_var_ref,
1374 lto_resolve_fn_ref, lto_resolve_field_ref,
1375 lto_resolve_typedecl_ref,
1376 lto_resolve_namespacedecl_ref,
1377 lto_get_file_name): Removed declarations.
1378 (lto_symtab_merge_var, lto_symtab_merge_fn):
1379 Declarations moved to lto-tree.h.
1380 * lto-symtab.c (lto_compatible_attributes_p):
1381 Lobotomize this, as it barfs on "Hello, world!".
1382 * lto-section-out.c: Include lto-tree-out.h.
1383 (lto_hash_global_slot_node,
1384 lto_eq_global_slot_node, preload_common_nodes,
1385 write_global_stream, write_global_references):
1387 (produce_asm_for_decls): Convert for new global streamer.
1388 * lto-section-out.h (lto_hash_global_slot_node,
1389 lto_eq_global_slot_node): Declare.
1391 2008-06-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1392 Jan Hubicka <jh@suse.cz>
1394 * lto.c (sys/mman.h, tree-pass.h): New includes.
1395 (lto_materialize_constructors_and_inits,
1396 lto_materialize_function): Keeps length of section.
1397 (lto_materialize_cgraph): Removed.
1398 (lto_read_decls): Initialize fd field.
1399 (lto_file_read): Different return type and removed much code to
1401 (page_mask): New variable.
1402 (lto_read_section_data, get_section_data, free_section_data): New
1404 (lto_main): Now calls pass manager, sets the hooks so that the ipa
1405 passes can get the section data.
1407 2008-05-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1409 * lto.h (lto_read_decls): Made local.
1410 (lto_input_function_body, lto_input_constructors_and_inits,
1411 lto_input_cgraph): Declarations moved to lto-section-in.h.
1412 * lto-section-in.c: Moved to .. .
1413 * lto-cgraph-in.c: Ditto.
1414 * lto-section-in.h: Ditto.
1415 * lto-function-in.c: Ditto.
1416 * lto-lang.c (lto_handle_option): Added ATTRIBUTE_UNUSED to parms.
1417 (lto_insert_block): Removed.
1418 (LANG_HOOKS_INSERT_BLOCK): Removed.
1419 * Make-lang.in (lto-cgraph-in.o, lto-function-in.o,
1420 lto-section-in.o): Rules moved to lto/Makefile.in.
1423 2008-05-16 Ollie Wild <aaw@google.com>
1425 * lto-lang.c (tree-inline.h): Include.
1426 (lto_post_options): New function.
1427 (LANG_HOOKS_POST_OPTIONS): Define.
1428 * lto-cgraph-in.c (overwrite_node): Set node->global.insns.
1429 * lto-function-in.c (input_bb): Set TREE_BLOCK (stmt).
1431 2008-05-13 Diego Novillo <dnovillo@google.com>
1433 * lto-function-in.c (input_ssa_names): Call
1434 make_ssa_name_fn instead of make_ssa_name.
1436 2008-05-12 Diego Novillo <dnovillo@google.com>
1438 * lto-cgraph-in.c (overwrite_node): Update references to
1439 inline summary fields.
1440 * lto-function-in.c (input_expr_operand): Do not handle
1443 2008-05-09 Ollie Wild <aaw@google.com>
1445 * lang.opt: New file.
1446 * lto-lang.c (lto_init_options): New function.
1447 (lto_handle_option): New function.
1448 (lto_init): Move initialization of flag_unit_at_a_time to
1450 (LANG_HOOKS_INIT_OPTIONS): Define.
1451 (LANG_HOOKS_HANDLE_OPTION): Define.
1453 2008-04-29 Ollie Wild <aaw@google.com>
1455 * lto.c (lto_read_namespace_DIE): New function.
1456 (lto_read_DIE): Add lto_read_namespace_DIE callback. Cache
1457 NAMESPACE_DECL DIE's.
1458 (lto_resolve_namespacedecl_ref): New function.
1459 * lto.h (lto_resolve_namespacedecl_ref): New function.
1460 * lto-section-in.c (lto_read_decls): Read namespace declarations.
1461 * lto-section-in.h (struct lto_file_decl_data): Add namespace_decls
1462 and num_namespace_decls.
1463 * lto-function-in.c (input_expr_operand): Add NAMESPACE_DECL case.
1464 * lto-lang.c (lto_init_ts): New function.
1465 (LANG_HOOKS_INIT_TS): Set as lto_init_ts.
1467 2008-04-16 Ollie Wild <aaw@google.com>
1469 * lto-function-in.c (input_type_ref): Updated function description.
1471 2008-04-16 Ollie Wild <aaw@google.com>
1473 * lto-function-in.c (input_type_ref_1): New function.
1474 (input_type_ref): Split into two functions.
1475 (input_function): Add support for type contexts.
1477 2008-04-16 Ollie Wild <aaw@google.com>
1479 * lto.c (lto_materialize_function): Use DECL_ASSEMBLER_NAME to compute
1482 2008-04-16 Ollie Wild <aaw@google.com>
1484 * lto.c (lto_read_compile_unit_DIE): Add DW_LANG_C_plus_plus to the
1485 list of supported languages.
1487 2008-03-25 Kenneth Zadeck <zadeck@naturalbridge.com>
1489 Merge with mainline @133491.
1491 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1492 Jan Hubicka <jh@suse.cz>
1494 * lto.c (lto_info_fd_init, lto_info_fd_close): Get rid of
1495 fd->unmaterialized_fndecls.
1496 (lto_get_file_name, lto_materialize_cgraph): New function.
1497 (lto_materialize_constructors_and_inits,
1498 lto_materialize_function): Read info directly from elf file.
1499 (lto_file_read): Made local and initialize dictionary so that
1500 other lto sections can be read without reprocessing the elf file.
1501 (lto_main): Read all functions after all files have been processed
1502 for their types, globals and cgraph.
1503 * Make-lang.in (lto.o, lto-cgraph-in.c, lto-section-in): Changed
1505 * lto-elf.c (lto_elf_file): Removed strtab, symtab fields.
1506 (hash_name, eq_name, lto_elf_build_section_table): New functions.
1507 (lto_elf_read_symtab): Removed function.
1508 (lto_elf_file_open): Removed call to lto_elf_read_symtab.
1509 * lto.h (lto_info_fd_struct): Removed unmaterialized_fndecls.
1510 (lto_file_read): Made local.
1511 (lto_get_file_name, lto_elf_build_section_table,
1514 * lto-section-in.c (lto_read_section_data, lto_get_section_data):
1516 (lto_read_decls): Get the file name.
1517 * lto-cgraph-in.c: New file.
1518 * lto-function-in.c (tag_to_expr): Stops at LTO_tree_last_tag.
1519 (input_expr_operand, lto_read_body): Set lto_debug_context.tag_names.
1520 (input_labels): Fixed latent sizeof issue.
1521 (input_function): Build stmt array to set call sites into cgraph
1523 (lto_read_body): Reset cfun->curr_properties.
1524 * lto_section_in.h (lto_section_slot): New structure.
1525 (section_hash_table.lto_file_decl_data): New field.
1528 2008-02-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1530 * lto.c (lto_read_variable_formal_parameter_const): Remove code to
1531 reconstruct static initializers.
1532 (lto_get_body, lto_materialize_function): Add lto_section_type as
1534 (lto_materialize_constructors_and_inits,
1535 lto_materialize_file_data): New function.
1536 (lto_materialize_function,
1537 lto_read_subroutine_type_subprogram_DIE): Renamed unmap_fn_body to
1538 unmap_section and map_fn_body to map_section.
1539 (lto_set_cu_context): Process functions and static inits
1541 * Make-lang.in (LTO_H, lto/lto-function-in.o,
1542 lto/lto-section-in.o): Update dependencies.
1543 * lto/lto-elf.c (lto_elf_map_optional_lto_section): Add
1544 lto_section_type parameter.
1545 (lto_elf_unmap_fn_body): Renamed to lto_elf_unmap_section.
1546 * lto.h (lto_file_vtable_struct): Removed two of the fields and
1547 renamed the other two so that there is only one map function and
1548 one unmap function and each takes a section type parameter.
1549 (lto_read_function_body): Renamed to lto_input_function_body and
1550 added file_data parameter.
1551 (lto_read_var_init): Removed.
1552 (lto_input_constructors_and_inits): New function.
1553 * lto-section-in.c (lto_read_decls): New function.
1554 * lto-function-in.c (data_in): Moved fields field_decls, fn_decls,
1555 var_decls, type_decls, types to lto_file_decl_data.
1556 (input_type_ref, input_expr_operand, lto_read_body): Get
1557 field_decls, fn_decls, var_decls, type_decls, types from different
1559 (input_globals, input_constructor, lto_read_var_init): Removed.
1560 (input_constructors_or_inits): New function.
1561 (lto_read_function_body, lto_input_constructors_and_inits):
1562 Renamed to lto_input_function_body and takes file_data parameter.
1563 * lto-section-in.h (lto_file_decl_data): New structure.
1565 2008-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1567 * lto-function-in.c (input_globals.c): Changed input type to
1568 lto_function_header.
1569 (input_bb): Removed code to deserialize the stmt number.
1570 (input_function): Renumber all stmts after they are input.
1571 (lto_read_body, lto_read_function_body, lto_read_var_init):
1572 Changed to used new header format and enum section_type.
1573 *lto-lang.c (success): Removed.
1575 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1577 * lto-elf.c (lto_elf_lookup_sym): Remove unused function.
1578 (lto_elf_free_sym): Likewise.
1580 * lto-elf.c (lto_elf_read_var_init): Remove unused function.
1581 (lto_elf_build_init): Likewise.
1583 2008-01-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1585 * lto-read.c: Renamed to lto-function-in.c.
1586 (input_1_unsigned): Moved to lto-section-in.c and renamed
1587 lto_input_1_unsigned.
1588 (input_uleb128): Moved to lto-section-in.c and renamed
1590 (input_widest_uint_uleb128): Moved to lto-section-in.c and renamed
1591 lto_input_widest_uint_uleb128.
1592 (input_sleb128): Moved to lto-section-in.c and renamed
1594 (input_integer): Moved to lto-section-in.c and renamed
1596 (debug_in_fun): Moved to lto-section-in.c and renamed
1598 (input_block): Moved to lto-section-in.h and renamed
1600 (input_expr_operand): Fixed to allow lists with more than one
1602 * lto-section-in.h: New file.
1603 * lto-section-in.c: New file with changes from above.
1604 * Make-lang.in (lto-read.o): Renamed lto-function-in.c.
1605 (lto-section-in.o): New rule.
1607 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1609 * lto-read.c (input_expr_operand): Mark static and external
1610 VAR_DECLs as needed.
1612 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1614 * lto-read.c (input_integer): Use the correct shift amount.
1616 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1618 * lto-lang.c (lto_pushdecl): Do nothing instead of aborting.
1619 (LANG_HOOKS_NAME): Define.
1621 2007-12-27 Nathan Froyd <froydnj@codesourcery.com>
1623 * lto.c (lto_find_integral_type): Define as a macro. Rename the
1624 original function to...
1625 (lto_find_integral_type_1): ...this. Consult UNSIGNEDP if we
1626 don't have a base type.
1627 (lto_read_enumeration_type_DIE): Examine the values of the
1628 enumeration to determine whether we can use an unsigned type for
1629 the base type of the enumeration.
1631 2007-12-24 Nathan Froyd <froydnj@codesourcery.com>
1633 * lto.c (lto_read_structure_union_class_type_DIE): Set TYPE_MODE
1634 and TYPE_ALIGN on UNION_TYPEs as soon as possible.
1636 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1638 * lto-lang.c (lto_types_compatible_p): New function.
1639 (LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
1641 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1642 Kenneth Zadeck <zadeck@naturalbridge.com>
1644 * lto-read.c (input_expr_operand): Fixed uninitialize var warning.
1645 (input_local_vars): Read in DECL_INITIAL and context for local
1646 statics that need to be put in unexpanded_vars_list.
1648 2007-12-21 Nathan Froyd <froydnj@codesourcery.com>
1650 * lto-read.c (input_real): Use a separate null-terminated buffer
1651 for calling real_from_string.
1652 (input_expr_operand): If we take the address of a FUNCTION_DECL,
1653 tell cgraph that it's needed.
1655 2007-12-19 Doug Kwan <dougkwan@google.com>
1657 * lto.c (lto_read_base_type_DIE): Handle complex integer types.
1659 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1661 * lto.c (lto_read_DIE): Call lto_read_only_for_child_DIEs instead.
1662 (lto_file_read): Reset the members of 'context' every time we read
1663 a toplevel DIE, with special attention to last_param_type.
1665 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1667 * lto.c (lto_read_subroutine_type_subprogram_DIE): Initialize
1668 'declaration'. Set the assembler name for non-public functions.
1670 2007-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1672 * lto_read.c (data_in.unexpanded_indexes): New array.
1673 (input_local_var): Added code to read in unexpanded_var_list
1674 indexes for variables. Only read in DECL_CHAIN field for
1676 (input_local_vars): Added code to rebuild unexpanded_var_list in
1677 order using unexpanded_indexes.
1678 (input_function): Added code to set DECL_CONTEXT for functions.
1680 2007-12-13 Doug Kwan <dougkwan@google.com>
1682 * lto.c (lto_read_pointer_reference_type_DIE): Handle optional name
1683 in pointer and reference types.
1685 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1687 * lto-read.c (input_expr_operand): Use DECL_RESULT when reading a
1690 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1692 * lto.c (lto_read_array_type_DIE): Return the cached DIE if we've
1693 already read the DIE.
1694 (lto_get_body): New function, split out from...
1695 (lto_materialize_function): ...here. Call it.
1696 (lto_read_subroutine_type_subprogram_DIE): Call lto_get_body to
1697 determine DECL_EXTERNAL.
1698 * lto-symtab.c (lto_symtab_merge_decl): Merge the DECL_RESULTs of
1699 FUNCTION_DECLs when necessary. Use the type of the actual
1700 function definition if we are unable to easily merge types. Ignore
1701 spurious DECL_MODE mismatches on VAR_DECLs. Merge DECL_MODEs when
1704 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1706 * lto-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1708 2007-12-12 Bill Maddox <maddox@google.com>
1711 2007-12-07 Bill Maddox <maddox@google.com>
1713 * lto.c (lto_str_fd_init): New function.
1714 (lto_str_fd_close): New function.
1715 (lto_file_init): Call lto_str_fd_init.
1716 (lto_file_close): Call lto_str_fd_close.
1717 (lto_str_read): New function. Read debug string table.
1718 (lto_str_lookup): New function. Get string for debug
1719 string table offset.
1720 (lto_read_form): Recognize DW_FORM_strp.
1721 (lto_file_read): Invoke lto_str_read.
1723 * lto-elf.c (lto_elf_file_open): Read raw section data
1724 for the .debug_str section, if present.
1726 * lto.h (struct lto_str_fd_struct): New struct.
1727 (struct lto_file_struct): Added new field DEBUG_STR
1728 to hold the file descriptor for the debug string table.
1730 2007-12-07 Bill Maddox <maddox@google.com>
1732 * lto.c (lto_str_fd_init): New function.
1733 (lto_str_fd_close): New function.
1734 (lto_file_init): Call lto_str_fd_init.
1735 (lto_file_close): Call lto_str_fd_close.
1736 (lto_str_read): New function. Read debug string table.
1737 (lto_str_lookup): New function. Get string for debug
1738 string table offset.
1739 (lto_read_form): Recognize DW_FORM_strp.
1740 (lto_file_read): Invoke lto_str_read.
1742 * lto-elf.c (lto_elf_file_open): Read raw section data
1743 for the .debug_str section, if present.
1745 * lto.h (struct lto_str_fd_struct): New struct.
1746 (struct lto_file_struct): Added new field DEBUG_STR
1747 to hold the file descriptor for the debug string table.
1749 2007-12-07 Nathan Froyd <froydnj@codesourcery.com>
1751 * lto-read.c (input_cfg): Call init_empty_tree_cfg_for_function.
1752 Grow the basic_block_info and label_to_block_map vectors if
1753 necessary. Read in the block chain.
1755 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1757 * lto.c (lto_read_DIE): Set TYPE_ALIAS_SET where necessary.
1759 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1761 * lto.c (lto_read_form): Add DW_cl_address for DW_AT_const_value.
1763 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1765 * lto-read.c (input_expr_operand): Don't check for MTAGs.
1766 (lto_read_body): Don't declare PROP_alias.
1768 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1770 * lto-symtab.c (lto_symtab_merge_decl): Handle FUNCTION_DECLs without
1771 argument type information.
1773 2007-12-03 Nathan Froyd <froydnj@codesourcery.com>
1775 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1776 TREE_THIS_VOLATILE if the associated type is a volatile type.
1777 (lto_materialize_function): Remove call to init_ssa_operands.
1778 * lto-read.c (input_expr_operand): Add SSA_NAME_VAR as a referenced
1779 variable when reading an SSA_NAME. Do the same when reading a
1780 RESULT_DECL, a RETURN_EXPR, or an MTAG.
1781 (input_cfg): Call init_ssa_operands.
1782 (input_ssa_names): Set the default def of an SSA_NAME if necessary.
1783 Move call to init_tree_ssa...
1784 (lto_read_body): ...here. Use push_cfun and pop_cfun. Call
1785 add_referenced_var on any variables referenced from the body of the
1786 function. Inform the rest of the compiler we are in SSA form and
1787 inform later passes about the current properties.
1789 2007-11-30 Nathan Froyd <froydnj@codesourcery.com>
1791 * lto.c (lto_materialize_function): Add FIXME.
1793 2007-11-29 Nathan Froyd <froydnj@codesourcery.com>
1795 * lto-lang.c (enum built_in_attribute): New enum.
1796 (flag_no_builtin, flag_no_nonansi_builtin, flag_isoc94, flag_isoc99,
1797 built_in_attributes): New variables.
1798 (def_builtin_1): New function.
1799 (lto_define_builtins): #define DEF_BUILTIN and include builtins.def.
1801 2007-11-28 Nathan Froyd <froydnj@codesourcery.com>
1803 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1804 DECL_SOURCE_LOCATION for debugging purposes.
1805 (lto_read_member_DIE): Set DECL_SOURCE_LOCATION. If we have read a
1806 bitfield, use the type specified by the DIE for TREE_TYPE and defer
1807 laying out the decl until later.
1808 (lto_read_subroutine_type_subprogram_DIE): Compare the function's
1809 name with DECL_ASSEMBLER_NAME. Set DECL_SOURCE_LOCATION and
1811 * lto-read.c (input_expr_operand): Set TREE_ADDRESSABLE on the
1812 operand of an ADDR_EXPR.
1813 * lto-lang.c (enum lto_builtin_type): New enum.
1814 (builtin_type): New typedef.
1815 (builtin_types, string_type_node, const_string_type_node,
1816 wint_type_node, intmax_type_node, uintmax_type_node,
1817 signed_size_type_node): New variables.
1818 (def_fn_type, builtin_type_for_size, lto_define_builtins,
1819 lto_build_c_type_nodes): New functions.
1820 (lto_init): Initialize builtin types.
1821 (lto_set_decl_assembler_name): Let the target machine mangle the
1822 name if the decl is TREE_PUBLIC, otherwise uniquify it.
1824 2007-11-21 Nathan Froyd <froydnj@codesourcery.com>
1826 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Don't
1827 set TREE_ADDRESSABLE. Do set DECL_COMDAT. Set TREE_READONLY if
1828 the type is a constant type. Set the assembler name and inform
1829 the rest of the compiler about the new decl if the decl is not
1831 (lto_read_subroutine_type_subprogram_DIE): Don't check for equivalency
1832 of DECL_ASSEMBLER_NAME when determining if we have a builtin. Don't
1833 try to read in function bodies for functions that already have bodies.
1834 * lto-symtab.c (lto_same_type_p): Check for unbounded array
1836 (lto_symtab_merge_decl): Don't merge decls that aren't TREE_PUBLIC.
1837 Check for whether we matched a builtin function type before calling
1838 lto_same_type_p on the generated type. Permit cases where the
1839 declaration of an array is unbounded, but the definition is bounded.
1840 Don't combine TREE_PUBLIC flags. Copy over DECL_SIZE and
1841 DECL_SIZE_UNIT if necessary.
1843 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1845 * lto-read.c (input_expr_operand): Get types right
1848 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1850 * lto-read.c (make_new_block, input_cfg): Properly set
1853 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1855 * lto.c (lto_read_array_type_DIE): Handle DIEs with DW_AT_GNU_vector
1856 set properly by building a VECTOR_TYPE instead of an ARRAY_TYPE.
1858 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1860 * lto.c (lto_read_base_type_DIE): Use make_bitfield_integer_type to
1861 construct the integer type for bitfields.
1863 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1865 * lto-read.c (data_in.current_node_has_loc): Removed.
1866 (input_line_info): Returns true if node needs line set.
1867 (set_line_info): Always sets line if called.
1868 (clear_line_info): Removed reference to current_node_needs_loc.
1869 (input_expr_operand): Keeps track locally if current node needs a loc.
1870 (input_local_var): Added code to handle DECL_INITIAL for
1871 static local vars. Only set loc if necessary.
1873 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1875 * lto.c (lto_read_subroutine_type_subprogram_DIE): Fix thinko'd
1878 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1880 * lto.c: Include langhooks.h.
1881 (lto_find_integral_type): Rework logic to handle the case where
1882 got_byte_size is true, but the bitsize requested and that of the
1883 base_type doesn't match.
1884 (lto_read_variable_formal_parameter_constant_DIE): Only check for
1885 asm_name if we are creating a VAR_DECL.
1886 (lto_materialize_function): Set DECL_EXTERNAL if we can't find a
1888 (lto_read_subroutine_type_subprogram_DIE): Check for a builtin
1889 function reference and use the builtin's decl if so. Set the
1890 DECL_CONTEXT of the RESULT_DECL for the function.
1891 * lto-lang.c (registered_builtin_fndecls): New variable.
1892 (lto_getdecls): Return it.
1893 (lto_builtin_function): Chain the new decl onto
1894 registered_builtin_fndecls.
1896 2007-11-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1898 * lto-read.c (process_tree_flags, lto_static_init_local):
1899 Renamed to ADD_CLASS_EXPR_FLAG. ADD_CLASS_DECL_FLAG New Macro.
1900 (input_line_info, clear_line_info): Fixed new line number code.
1901 (input_expr_operand): Added type to SWITCH_EXPR.
1902 (lto_read_body): Properly initialized data_in.
1903 Clear line info when leaving.
1905 2007-11-13 Diego Novillo <dnovillo@google.com>
1907 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
1908 Initialize ARTIFICIAL.
1909 (lto_read_subroutine_type_subprogram_DIE): Initialize
1911 * lto-read.c (set_line_info): Remove ; from calls to
1912 LINEMAP_POSITION_FOR_COLUMN.
1914 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1916 * lto-read.c (input_type_ref): Renamed from get_type_ref.
1917 (input_expr_operand, input_local_var): Renamed get_type_ref to
1919 (input_expr_operand): Get the types correct for
1920 vector-cst. Get SSA_NAME_DEF_STMT correct for return_exprs.
1922 2007-11-13 Doug Kwan <dougkwan@google.com>
1924 * lto-read.c (input_widest_uint_uleb128): New function.
1925 (input_tree_flags, process_tree_flags, input_line_info,
1926 input_expr_operand, input_local_var, input_phi, input_ssa_names):
1927 Change to use lto_flags_type and BITS_PER_LTO_FLAGS_TYPES instead of
1928 unsigned HOST_WIDE_INT and HOST_BITS_PER_WIDE_INT.
1929 (lto_static_init_local): Add code to assert that lto_flags_type is
1932 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1934 * lto.c (lto_read_array_type_DIE): Handle DW_AT_GNU_vector.
1935 (lto_read_subroutine_type_subprogram_DIE): Handle
1936 DW_AT_static_link and DW_AT_specification. Return the
1937 specification if present.
1938 (lto_read_base_type_DIE): Handle DW_ATE_complex_float.
1940 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1942 * lto-lang.c: Include target.h.
1943 (registered_builtin_types): New variable.
1944 (lto_type_for_mode): Increase number of modes handled.
1945 (lto_builtin_function): Fix argument list and return the decl.
1946 (lto_register_builtin_type): New function.
1947 (lto_init): Initialize target builtins and language-independent
1949 (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define.
1951 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1953 * lto-read.c (input_expr_operand): Added code to properly handle
1954 index filed. Added new RANGE_EXPR case.
1956 2007-11-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1958 * lto-read.c (ADD_FUNC_FLAG): Deleted macro.
1959 (data_in): Added current_node_has_loc field.
1960 (input_line_info, set_line_info, clear_line_info): Added a support
1961 for USE_MAPPED_LOCATION and not adding line numbers to nodes that
1962 did not have on on the source side.
1963 (input_expr_operand): Make sure that GIMPLE_MODIFY_STMTS get line
1966 2007-11-09 Doug Kwan <dougkwan@google.com>
1968 * lto-read.c (input_expr_operand): Change type of operand 2 of
1969 BIT_FIELD_REF expression to be bitsizetype instead of sizetype.
1971 2007-11-09 Nathan Froyd <froydnj@codesourcery.com>
1973 * lto.c: Include lto-tree.h. Effect small spaces->tabs cleanup.
1974 (lto_read_variable_formal_parameter_constant_DIE): Transfer bits
1975 from a DW_AT_specification or DW_AT_abstract_origin attribute to
1976 the new decl we are creating. Move informing the middle end about
1978 (lto_main): ...here. Inform the middle end about global variables
1979 after we have read in all the input files.
1980 * lto-symtab.c (lto_symtab_merge_decl): We really do need to merge
1981 variables with internal linkage, so delete the check for internal
1982 linkage. Combine TREE_PUBLIC flags.
1984 2007-11-08 Nathan Froyd <froydnj@codesourcery.com>
1986 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
1988 * lto-symtab.c (lto_symtab_merge_decl): Handle redefinition of a
1989 builtin specially. Move check for attribute compatibility
1992 2007-11-07 Nathan Froyd <froydnj@codesourcery.com>
1994 * Make-lang.in (lto/lto.o): Depend on gt-lto-lto.h.
1995 * config-lang.in (gtfiles): Add lto.h and lto.c.
1996 * lto-elf.c: Include ggc.h.
1997 (lto_elf_file_open): Allocate elf_file from GC memory.
1998 * lto.c: Include tree-ssa-operands.h and gt-lto-lto.h
1999 (lto_info_fd_init): Allocate the die_cache and unmaterialized_fndecls
2001 (lto_info_fd_close): Free unmaterialized_fndecls from GC memory.
2002 (lto_file_close): Free file from GC memory.
2003 (lto_cache_store_DIE): Allocate the new entry in GC memory.
2004 (lto_read_member_DIE): Fix declaration.
2005 (lto_read_subroutine_type_subprogram_DIE): unmaterialized_fndecls lives
2007 (current_lto_file): New variable.
2009 (DWARF2_attr, DWARF2_abbrev, lto_die_ptr, DWARF2_CompUnit,
2010 lto_die_cache_entry): Move to...
2011 * lto.h: ...here and add GTY markers as appropriate. Delete forward
2012 declarations accordingly.
2013 (struct lto_file_struct): Declare.
2014 (lto_file_vtable): Use it instead of lto_file.
2016 2007-11-06 Alon Dayan <alond@il.ibm.com>
2017 Kenneth Zadeck <zadeck@naturalbridge.com>
2019 * lto-read.c (process_flags, lto_static_init_local):
2020 read flags of VAR_DECL and FUNCTION_DECL of size>1.
2021 change global array num_flags_for_code to flags_length_for_code.
2022 (set_line_info): Make decls work in USE_MAPPED_LOCATION mode.
2024 2007-11-05 Nathan Froyd <froydnj@codesourcery.com>
2026 * lto.c (lto_read_structure_union_class_type_DIE): Use proper record
2027 layout functions to compute information about the newly constructed
2030 2007-11-02 Nathan Froyd <froydnj@codesourcery.com>
2032 * lto-read.c (input_expr_operand): Change the LTO_return_expr1
2033 case to use DECL_RESULT if necessary.
2035 2007-11-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2037 * lto-read.c (input_tree_list): Removed.
2038 (input_tree_flags): Added parameter to force flags no matter what
2040 (input_expr_operand): Added parameter to input_tree_flags.
2041 Added case for IDENTIFIER_NODE and TREE_LIST. Changed ASM to call
2042 input_expr_operand rather than input_tree_lists.
2043 (input_local_var): Use input_expr_operand to read attributes
2044 rather then input_tree_list.
2045 (input_phi, input_ssa_names): Added parameter to input_tree_flags.
2047 2007-10-31 Nathan Froyd <froydnj@codesourcery.com>
2049 * lto.c (lto_read_typedef_DIE): Fix comment typo.
2050 (lto_resolve_typedecl_ref): Fetch the referred-to type and build a fake
2052 * lto-read.c (lto_read_body): Use correct sizes for calculating
2053 type_decls_offset and types_offset.
2055 2007-10-30 Nathan Froyd <froydnj@codesourcery.com>
2057 * lto-tree.h (union lang_tree_node): Change GTY description to chain
2059 * config-lang.in (gtfiles): Add lto-lang.c.
2060 * lto-lang.c: Include gt-lto-lto-lang.h.
2061 * Make-lang.in (lto/lto-lang.o): Add dependency on gt-lto-lto-lang.h
2062 (lto/lto-symtab.o): Depend on LTO_H instead of TREE_H.
2063 (lto/lto-read.o): Likewise.
2065 2007-10-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2067 * lto-read.c (data_in): Added type_decls and current_col fields.
2068 (string_slot): New type to hold canonized file name.
2069 (hash_string_slot_node, eq_string_slot_node, canon_file_name,
2070 input_line_info, set_line_info, clear_line_info): New functions.
2071 (file_name_hash_table): New hash table.
2072 (input_local_var, input_labels, input_local_vars_index,
2073 input_local_var, input_local_vars, input_ssa_names): Reorganized parameters.
2074 (input_uleb128): Changed type of byte var.
2075 (input_expr_operand): Large number of changes to get line numbers
2076 correct. Added TYPE_DECL case.
2077 (input_globals): Added code to get TYPE_DECLs processed.
2078 (input_local_var): Added code to process line numbers and
2079 TREE_CHAIN and DECL_CONTEXT.
2080 (input_function, input_constructor): Added call to
2082 (lto_static_init_local): Added code to get line numbers correct.
2083 (lto_read_body): Added code to get TYPE_DECLS read and to change
2084 parameters to the calls above that had their parms reorganized.
2087 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2089 * lto.h (lto_resolve_typedecl_ref): Declare.
2090 * lto.c (lto_resolve_typedecl_ref): New function.
2092 2007-10-29 Mark Mitchell <mark@codesourcery.com>
2093 Nathan Froyd <froydnj@codesourcery.com>
2095 * lto.c (lto_read_subroutine_type_subprogram_DIE): Read the child
2096 DIEs even if we find an abstract origin for this DIE.
2098 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2100 * lto.c (lto_read_subroutine_type_subprogram_DIE): Build the
2101 RESULT_DECL slightly earlier. Only remember the decl for later
2102 if we successfully merge declarations.
2104 2007-10-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2106 * lto-read.c (input_expr_operand): Give label_values the proper
2107 context and provide switch statements with a default type.
2109 2007-10-23 Nathan Froyd <froydnj@codesourcery.com>
2111 * lto-read.c (lto_read_body): Move call to init_ssa_operands...
2112 * lto.c (lto_materialize_function): ...to here.
2114 2007-10-22 Nathan Froyd <froydnj@codesourcery.com>
2116 * lto.h (struct lto_info_fd): Add field unmaterialized_fndecls.
2117 * lto.c (lto_info_fd_init): Initialize it.
2118 (lto_info_fd_close): Free it.
2119 (lto_materialize_function): New function.
2120 (lto_read_subroutine_type_subprogram_DIE): Save the result decl on
2121 unmaterialized_fndecls.
2122 (lto_file_read): Read in all the function bodies after we have read
2123 all of the DWARF info.
2124 * lto-read.c (lto_read_body): Call init_ssa_operands if we are
2125 reading a function body.
2127 2007-10-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2129 * lto-read.c (input_tree_flags): Renamed from input_flags to be
2130 semetric with output_tree_flags. Added call to log flags.
2131 (process_tree_flags): Renamed from process_flags. Fixed a lot of
2132 type issues to make everything consistent with flags being
2133 unsigned HOST_WIDE_INTS.
2134 (input_expr_operand): Added call to
2135 recompute_tree_invariant_for_addr_expr.
2136 (input_local_var): Added debugging for tree_chains. Now calls
2138 (input_phi): Made flags unsigned HOST_WIDE_INT.
2139 (input_ssa_names): Now calls input_tree_flags.
2140 (lto_read_body): Now sets cfun.
2141 (lto_read_function_body): Now sets current_function_pointer.
2143 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2145 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Check
2146 definitively whether SPECIFICATION or ABSTRACT_ORIGIN exist before
2147 inspecting fields within.
2148 (lto_read_DIE_at_ptr): Delete check for null result; let callers
2149 handle this appropriately.
2151 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2153 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Handle
2154 DW_AT_abstract_origin properly. Ensure that we're not dealing with
2155 both DW_AT_abstract_origin and DW_AT_specification.
2156 (lto_read_subroutine_type_subprogram_DIE): Handle
2157 DW_AT_abstract_origin.
2158 (lto_read_DIE): Use lto_read_only_for_child_DIEs for labels.
2159 (lto_read_DIE_at_ptr): Define as static to match declaration.
2160 Lookup the PTR in the cache before reading it from the file.
2161 (lto_resolve_var_ref): Adjust accordingly.
2162 (lto_resolve_fn_ref): Adjust accordingly. Tweak comment.
2163 (lto_resolve_field_ref): Adjust accordingly. Tweak comment.
2165 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2167 * lto.c (lto_read_DIE_at_ptr): New function.
2168 (lto_resolve_var_ref): Use it.
2169 (lto_resolve_fn_ref): Use it.
2170 (lto_resolve_field_ref): Use it.
2171 (lto_read_variable_formal_parameter_constant_DIE): Follow
2172 DW_AT_specification and return the associated decl when appropriate.
2174 2007-10-18 Nathan Froyd <froydnj@codesourcery.com>
2176 * lto-lang.c (lto_type_for_mode): Move after lto_type_for_size.
2177 Implement for scalar integer modes.
2178 (lto_init): Initialize size_type_node.
2180 2007-10-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2182 * lto-read.c (input_expr_operand): Remove ssa name asserts.
2183 (input_local_var): Add chaining for params.
2184 (input_ssa_names): Add cfun parameter.
2185 (input_function): Remove unnecessary else.
2187 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2189 * lto.c (lto_read_only_for_child_DIEs): Mark die parameter as unused.
2190 (lto_resolve_var_ref): Use proper types.
2191 (lto_resolve_fn_ref): Likewise.
2192 (lto_resolve_field_ref): Likewise.
2194 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2196 * lto-read.c (input_expr_operand): Remove case.
2198 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2200 * lto.c (lto_read_only_for_child_DIEs): New function.
2201 (lto_read_DIE): Use it for lexical_block and inlined_subroutine DIEs.
2202 * lto-elf.c (lto_elf_map_lto_section): Remove.
2203 (lto_elf_file_vtable): Use lto_elf_map_optional_lto_section instead.
2204 * lto-read.c (input_expr_operand): Assert that we never read a NULL
2205 SSA_NAME. Add missing case for mechanical codes.
2206 (input_cfg): Use basic_block_info_for_function instead of
2209 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2211 * lto-read.c (input_sleb128, input_integer): Use proper casts.
2212 (input_list): Renamed input_tree_list and modified to follow same
2213 protocol as lto-function-out.c:output_tree_list.
2214 (input_expr_operand): Make asm operands use input_tree_list.
2215 (input_local_var): Now uses input_tree_list.
2216 (lto_read_body): Change placement for setting context of debug_labels.
2219 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2221 * lto-read.c (input_real): Output debugging in proper order.
2222 (input_integer): Compute bit lengths properly.
2223 (input_list): Clean up declaration.
2224 (input_expr_operand): Change calls to input_real to match fix.
2225 Make reading of LTO_bit_field_ref1 match output.
2226 (input_local_var): Make reading of attributes match what is being
2228 (dump_debug_stream): Also print char in hex.
2229 (debug_out_fun): Fix signed unsigned mismatch.
2231 2007-10-10 Nathan Froyd <froydnj@codesourcery.com>
2233 * lto.c (lto_read_form): Handle DW_AT_MIPS_linkage_name and
2234 DW_AT_GNU_vector specially, as they are not contiguous with the
2235 specified set of attribute names. Use class_mask to check for
2236 errors at the end of the function
2237 (lto_resolve_var_ref): Read the DIE if it is not cached.
2238 (lto_resolve_fn_ref): Likewise.
2239 (lto_resolve_field_ref): Likewise.
2241 2007-10-05 Nathan Froyd <froydnj@codesourcery.com>
2243 * lto.c: Include dwarf2out.h.
2244 (lto_cache_store_DIE): Assert that we never change the value.
2245 (LTO_BEGIN_READ_ATTRS): Print an informative error message.
2246 (lto_read_compile_unit_DIE): Handle DW_AT_entry_pc.
2247 (lto_read_array_type_DIE): Don't error on ndims == 0; build a
2248 sensible type instead.
2249 (lto_read_structure_union_class_type_DIE): Store the newly
2250 created type prior to reading the members of the structure to
2251 avoid infinite recursion. Avoid computing types and alignments
2252 for structures whose sizes are unknown.
2253 (lto_read_variable_formal_parameter_const): Handle DW_AT_artificial
2254 and set DECL_ARTIFICIAL accordingly. Ignore DW_AT_abstract_origin,
2255 DW_AT_const_value, and DW_AT_specification.
2256 (lto_read_subroutine_type_subprogram_DIE): Handle DW_AT_declaration.
2257 Return early if we have already constructed the function type.
2258 (lto_read_typedef_DIE): Check to see if the type has been cached
2259 already. Cache the type before reading any children.
2260 (lto_read_const_volatile_restrict_type_DIE): Handle DW_AT_name.
2261 (lto_read_DIE): Unset context->skip_non_parameters around reading
2263 (lto_resolve_fn_ref): Delete trailing whitespace.
2265 2007-09-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2267 * lto-read.c (input_expr_operand): Added type for STRING_CST.
2269 2007-09-10 Nathan Froyd <froydnj@codesourcery.com>
2271 * lto-read.c (lto_read): Set the type of the newly created CALL_EXPR.
2273 2007-09-07 Nathan Froyd <froydnj@codesourcery.com>
2275 * lto-lang.c (signed_and_unsigned_types): New variable.
2276 (lto_type_for_size): Consult signed_and_unsigned_types to find
2277 an approprite type, creating it if necessary.
2278 (lto_set_decl_assembler_name): Add actual method body.
2280 2007-09-06 Jim Blandy <jimb@codesourcery.com>
2282 * lto.c (lto_read_variable_formal_parameter_constant_DIE): If we
2283 can't find a var init for this variable, leave its DECL_INITIAL.
2284 * lto-elf.c (lto_elf_map_optional_lto_section): Renamed from
2285 lto_elf_map_fn_body.
2286 (lto_map_lto_section): New function.
2287 (lto_elf_file_vtable): Use lto_elf_map_lto_section for function
2288 bodies, and lto_elf_map_optional_lto_section for variable
2290 (lto_elf_find_section_data): Quietly return NULL if the section is
2292 (lto_elf_file_open): Check for a NULL from lto_elf_find_section_data.
2294 * lto-elf.c (lto_elf_find_section_data): Remove dead code.
2296 * lto-read.c (lto_read_body): Doc fix.
2298 2007-08-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2300 * lto-read.c (fun_in): Renamed to data_in.
2301 (input_expr_operand, input_local_var, input_string_internal,
2302 input_string, input_real, input_list, get_label_decl,
2303 get_type_ref, input_expr_operand, input_globals, input_labels,
2304 input_local_vars_index, input_local_var, input_local_vars,
2305 input_cfg, input_phi, input_ssa_names, input_bb, ): Renamed fun_in to data_in.
2306 (input_constructor): New function.
2307 (lto_read_function_body): Renamed to lto_read_body and generalized
2308 to handle both functions and constructors.
2309 (lto_read_function_body, lto_read_var_init): New function.
2312 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2314 * lto-read.c (input_expr_operand): Assert that there really is a
2316 (input_globals): Removed checks on 0 section.
2318 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2320 * lto-read.c (fun_in): Added local_decls_index and
2321 local_decls_index_d.
2322 (input_expr_operand): Changed inputting of PARM_DECLs and VAR_DECLs.
2323 (input_globals): Enabled code to handle FIELD_DECLs.
2324 (input_local_vars_index, input_local_vars): New function.
2325 (input_local_var): Changed to allow locals to be input randomly.
2326 (lto_read_function_body): Added code to input the
2327 local_decls_index and to free various structures.
2329 2007-08-17 Jim Blandy <jimb@codesourcery.com>
2331 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Remove
2332 ATTRIBUTE_UNUSED from 'die' formal.
2334 Use enum LTO_tags where appropriate, instead of 'unsigned int'.
2335 * lto-read.c (input_record_start): Fix return type, type of 'tag'.
2336 (input_list): Fix type of 'tag'.
2337 (input_expr_operand): Fix type of 'tag' argument. Update
2338 declaration. Fix type of 'ctag'. Add default case to switch,
2339 since the type of the switched value is now an enum.
2340 (input_local_vars): Fix type of 'tag'.
2341 (input_bb): Fix type of 'tag' argument.
2342 (input_function): Fix type of 'tag' argument.
2344 2007-08-16 Jim Blandy <jimb@codesourcery.com>
2346 * lto.c (lto_read_member_DIE): Record the tree we create in
2347 fd->die_cache. (Our 'die' argument is no longer unused.)
2348 (lto_resolve_field_ref): New function.
2349 * lto.h (lto_resolve_field_ref): New declaration.
2351 2007-08-15 Jim Blandy <jimb@codesourcery.com>
2353 * lto-read.c (lto_read_var_init): Mark arguments as unused.
2355 2007-08-07 Jim Blandy <jimb@codesourcery.com>
2357 * lto.c (lto_read_form): Complete attr_classes table.
2358 (DWARF2_form_data): Doc fix.
2360 2007-08-05 Mark Mitchell <mark@codesourcery.com>
2362 * lto.h (lto_file_vtable): Remove read_var_init. Add map_var_init
2364 (lto_read_var_init): Declare.
2365 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Use new
2366 interface for reading variable initializers.
2367 * lto-elf.c (lto_elf_read_var_init): Remove.
2368 (lto_elf_file_vtable): Update initializer.
2369 (lto_elf_read_var_init): Add comment about unused-ness.
2370 * lto-read.c (lto_read_var_init): New.
2372 * lto.c (lto_read_form): Add entry for DW_AT_inline.
2374 2007-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2376 * lto-read.c (lto_read_function_body): Moved declaration of fn
2379 2007-08-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2381 * lto-read.c (input_uleb128, input_string_internal, input_real,
2382 input_integer, input_record_start, input_list, get_type_ref,
2383 input_flags, input_expr_operand, input_expr_operand,
2384 input_expr_operand, input_local_vars, input_cfg, input_phi,
2385 input_ssa_names, input_bb, input_function): Added semicolons.
2388 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2390 * lto-read.c (input_globals): Remove debugging.
2391 (input_function): Set DECL_ARGUMENTS.
2394 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2396 * lto-read.c (input_expr_operand): Fixed code for COND_EXEC,
2397 RETURN_EXPR, MODIFY_EXPR and processing of flags.
2398 (input_phi): Made work with operands other than SSA_NAMES and
2399 fixed processing of flags.
2400 (input_ssa_names): Initialize SSA_NAME_DEF_STMT to empty stmt.
2401 (input_flags): New function.
2402 * lto-lang.c (lto_init): Changed state of in_lto_p.
2405 2007-07-24 Mark Mitchell <mark@codesourcery.com>
2407 * lto-tree.h (lto_varargs_cookie): Remove.
2408 * lto.c (lto_context): Add last_parm_type, varargs_p, skip_all,
2409 skip_non_parameters, skip_parameters.
2410 (lto_varargs_cookie): Remove.
2411 (lto_read_variable_formal_parameter_constant_DIE): Keep track of
2413 (lto_read_abbrev): New function.
2414 (lto_read_subroutine_type_subprogram_DIE): Make two passes over
2416 (lto_read_unspecified_parameters_DIE): Set context->varargs_p.
2417 (lto_read_DIE): Use lto_read_abbrev. Honor skip_* flags.
2418 (lto_file_read): Initialize new context fields.
2419 * lto-lang.c (lto_type_for_mode): Return NULL_TREE.
2420 (lto_unsigned_type): Remove.
2421 (lto_signed_type): Likewise.
2422 (lto_signed_or_unsigned_type): Likewise.
2423 (lto_init): Do not create lto_varargs_cookie.
2424 (LANG_HOOKS_UNSIGNED_TYPE): Do not define.
2425 (LANG_HOOKS_SIGNED_TYPE): Likewise.
2426 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Likewise.
2428 2007-07-19 Jan Hubicka <jh@suse.cz>
2430 * lto-read.c (lto_read_function_body): Produce empty scope block
2433 2007-07-18 Mark Mitchell <mark@codesourcery.com>
2435 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Do not
2436 process local variables.
2437 (lto_read_subroutine_type_subprogram_DIE): Read child DIEs.
2439 2007-07-13 Kenneth Zadeck <zadeck@naturalbridge.com>
2441 * lto-read.c (input_list, input_expr_operand): Added struct
2443 (init_cfg, finalize_cfg): Removed function.
2444 (input_expr_operand): Added SSA_NAME and GIMPLE_MODIFY_STMT cases.
2445 (input_labels, input_local_vars): Now takes input_block parameter rather than
2447 (input_cfg, input_phi, input_ssa_names): New functions.
2448 (input_bb): Now passes in input_blocks. Does not construct cfg
2449 and processes the list of phi functions.
2450 (input_function): Now builds both the cfg and ssa_names table.
2451 (lto_read_function_body): Processes new header fields to construct
2452 streams for the ssa_names and cfg and their debugging.
2453 * lto/lto-lang.c (lto_init): Set in_lto_p.
2456 2007-06-28 Mark Mitchell <mark@codesourcery.com>
2458 * lto.h (lto_file_vtable): Add read_var_init.
2459 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Read
2461 (lto_main): Remove bogus asserts.
2462 * lto-elf.c (tm.h): Include it.
2463 (libiberty.y): Likewise.
2464 (lto_elf_file): Add strtab and symtab. Rename
2465 string_table_section_index to sec_strtab.
2466 (lto_elf_file_vtable): Add lto_elf_read_var_init.
2467 (lto_elf_get_shdr): New function.
2468 (lto_elf_free_shdr): Likewise.
2469 (lto_elf_find_section_data): Use them.
2470 (lto_elf_read_symtab): New function.
2471 (lto_elf_lookup_sym): Likewise.
2472 (lto_elf_free_sym): Likewise.
2473 (lto_elf_file_open): Tidy. Call lto_elf_read_symtab.
2474 (lto_elf_built_init): New function.
2475 (lto_elf_read_var_init): Likewise.
2476 * Make-lang.in (lto/lto-elf.o): Depend on $(TM_H).
2478 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2480 * lto-read (make_new_block): Initialize the stmt_list.
2481 (lto_static_init_local): Add debugging for missing codes.
2483 2007-06-26 Mark Mitchell <mark@codesourcery.com>
2485 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
2486 unprototyped functions.
2488 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2490 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
2491 Handle DW_AT_MIPS_linkage_name.
2492 (lto_read_subroutine_type_subprogram): Likewise. Correct
2494 (lto_main): Remove incorrect assertions.
2495 * lto-symbtab.c: Build function types out of TREE_LISTs.
2497 * lto-elf.c (<libelf>): Check for HAVE_LIBELF_H.
2499 * Make-lang.in (LTO_OBJS): Depend on attribs.o.
2501 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2503 * lto/lto-tree.h (lang_decl, lang_type, language_function): Added
2504 dummy since ggc does not like empty structs.
2505 * lto/lto-elf.c (libelf.h): Changed to libelf/libelf.h.
2506 * lto/lto-read.c (ADD_CLASS_FLAG, ADD_EXPR_FLAG): Changed
2507 expr->common to expr->base.
2508 (make_new_block): Moved stmt_list to proper place.
2511 2007-03-14 Robert Kennedy <jimbob@google.com>
2513 Eliminate use of lang_hooks.set_decl_assembler_name from LTO
2514 * lto.c (lto_read_subroutine_type_subprogram_DIE) Get DECL
2515 assembler name from DWARF.
2516 * lto-lang.c (lto_set_decl_assembler_name) New function.
2518 2006-09-10 Mark Mitchell <mark@codesourcery.com>
2520 * lto.h (lto_file_vtable): New structure.
2521 (lto_file): Add vtable pointer.
2522 (lto_file_init): Add vtable paramter.
2523 (lto_read_function_body): New function.
2524 (lto_symtab_merge_fn): New function.
2525 * lto.c (lto_file_init): Add vtable parameter.
2526 (lto_read_form): Fill in entries for DW_AT_prototyped,
2528 (lto_read_subroutine_type_subprogram_DIE): New function.
2529 (lto_read_DIE): Fill in entries for DW_TAG_subroutine_type and
2531 * lto-elf.c (lto_elf_vile_vtable): New variable.
2532 (lto_elf_file_open): Pass it to lto_file_init.
2533 (lto_elf_map_fn_body): New function.
2534 (lto_elf_unmap_fn_body): Likewise.
2535 * lto-read.c: New file.
2536 * lto-symtab.c (lto_symtab_merge_fn): New function.
2537 * lto-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define to
2538 tree_rest_of_compilation.
2539 * Make-lang.in (LTO_OBJS): Add lto-read.o
2540 (lto-read.o): New target.
2542 2006-09-03 Mark Mitchell <mark@codesourcery.com>
2544 * lto.c (<inttypes.h>): Don't include it.
2545 (lto_context): Don't typedef it.
2546 (lto_resolve_reference): New function.
2547 (lto_read_form): Use it.
2548 (lto_resolve_type_ref): New function.
2549 (lto_resolve_var_ref): Likewise.
2550 (lto_resolve_fn_ref): Likewise.
2551 * lto.h (<inttypes.h>): Include it.
2552 (lto_context): New type.
2553 (lto_ref): New structure.
2554 (lto_resolve_type_ref): Declare.
2555 (lto_resolve_var_ref): Likewise.
2556 (lto_resolve_fn_ref): Likewise.
2558 2006-08-18 Mark Mitchell <mark@codesourcery.com>
2560 * lang-specs.h: New file.
2562 2006-08-14 Mark Mitchell <mark@codesourcery.com>
2564 * lto.c (lto_info_fd_init): Allocate the DIE cache.
2565 (lto_info_fd_close): Deallocate it.
2566 (lto_die_cache_entry): New structure.
2567 (lto_cache_hash): New function.
2568 (lto_cache_eq): Likewise.
2569 (lto_cache_store_DIE): Likewise.
2570 (lto_cache_lookup_DIE): Likewise.
2571 (lto_read_referenced_type_DIE): Use the cache.
2572 (lto_read_pointer_type_DIE): Robustify.
2573 (lto_read_DIE): Use the cache.
2574 * lto.h (hashtab.h): Include.
2575 (lto_info_fd): Add DIE cache.
2576 * Make-lang.in (LTO_H): New variable.
2577 (lto/lto-lang.o): Use LTO_H.
2578 (lto/lto-elf.o): Likewise.
2579 (lto/lto-symtab.o): Likewise.
2581 2006-07-09 Mark Mitchell <mark@codesourcery.com>
2583 * lto.c (lto_abi_mismatch_error): New function.
2584 (lto_abbrev_read): Initialize num_abbrevs.
2585 (lto_read_form): Specify allowed form classes for
2586 DW_AT_declaration. Adjust for change to lto_set_cu_context.
2587 (lto_read_variable_formal_parameter_constant_DIE): Handle
2588 DW_AT_declaration. Call lto_symtab_merge_var.
2589 (lto_read_pointer_type_DIE): New function.
2590 (lto_read_base_type_DIE): Use build_nonstandard_integer_type. Do
2591 not creat TYPE_DECLs for types that already have them.
2592 (lto_read_DIE): Add lto_read_pointer_type_DIE.
2593 (lto_set_cu_context): Make cu_start point to the header, not the
2595 (lto_file_read): Adjust for change to lto_set_cu_context.
2596 * Make-lang.in (LTO_OBJS): Add lto-symtab.o.
2597 (lto/lto-symtab.o): New rule.
2598 * lto-tree.h (lang_identifier): Add decl field.
2599 (LANG_IDENTIFIER_CAST): New macro.
2600 (LTO_IDENTIFIER_DECL): Likewise.
2601 (lto_symtab_merge_var): Declare.
2602 * lto-symtab.c: New file.
2604 2006-07-02 Daniel Berlin <dberlin@dberlin.org>
2606 * lto.c (lto_context): Add current_cu and info_fd members.
2607 (DWARF2_CompUnit): New structure.
2608 (lto_read_DIE): Take lto_info_fd *.
2609 (lto_read_child_DIEs): Ditto.
2610 (lto_file_corrupt_error): Constify argument.
2611 (lto_set_cu_context): New function
2612 (lto_info_fd_init): Ditto.
2613 (lto_info_fd_close): Ditto.
2614 (lto_file_init): Use lto_info_fd_init.
2615 (lto_file_close): Use lto_info_fd_close.
2616 (lto_read_initial_length): Pass in pointer to header size.
2617 (lto_read_comp_unit_header): Correct cu_length to
2618 real length from beginning of header. Take lto_info_fd * as
2620 (find_cu_for_offset): New function.
2621 (lto_read_form): Change first argument to lto_info_fd *.
2622 Add FORM_CONTEXT argument.
2623 Handle DW_FORM_ref_addr.
2624 (lto_read_tag_DIE): Change first argument to lto_info_fd *.
2625 (LTO_BEGIN_READ_ATTRS_UNCHECKED): Save old context.
2626 Swap contexts if necessary for form.
2627 (LTO_BEGIN_READ_ATTRS): Cast fd to right type for
2628 lto_file_corrupt_error.
2629 (LTO_END_READ_ATTRS): Swap contexts back if it had changed.
2630 (lto_read_referenced_type_DIE): Change first argument to
2631 lto_info_fd *. Access lto_fd fields through base pointer.
2632 (lto_read_compile_unit_DIE): Change first argument to an
2634 (lto_read_variable_formal_parameter_constant_DIE): Ditto.
2635 (lto_read_base_type_DIE): Ditto.
2636 (lto_read_child_DIEs): Ditto.
2637 (lto_read_DIE): Ditto. Change type of function pointer.
2638 (lto_info_read): New function.
2639 (lto_set_cu_context): Ditto.
2640 (lto_file_read): Use lto_info_read, walk resulting CU's
2641 (lto_main): Update for lto_info_fd change.
2642 * lto-elf.c (lto_elf_file_open): Cast lto_info_fd to lto_fd where
2644 * lto.h (DWARF2_CompUnit): New structure.
2645 (lto_info_fd): Ditto.
2646 (lto_file): Change debug_info to be an lto_info_fd.
2648 2006-06-25 Mark Mitchell <mark@codesourcery.com>
2650 * lto.c (toplev.h): Include it.
2651 (dwarf2.h): Likewise.
2654 (cgraph.h): Likewise.
2656 (inttypes.h): Likewise.
2657 (DWARF2_attr): New type.
2658 (DWARF2_abbrev): Likewise.
2659 (DWARF2_class): Likewise.
2660 (DWARF2_form_data): Likewise.
2661 (lto_context): Likewise.
2662 (lto_fd_init): New function.
2663 (lto_abbrev_fd_init): Likewise.
2664 (lto_abbrev_fd_close): Likewise.
2665 (lto_file_init): Use them.
2666 (lto_file_close): New function.
2667 (lto_file_corrupt_error): Likewise.
2668 (LTO_CHECK_INT_VAL): New macro.
2669 (lto_check_size_t_val): New function.
2670 (lto_check_int_val): Likewise.
2671 (LTO_READ_TYPE): New macro.
2672 (lto_read_ubyte): New function.
2673 (lto_read_uhalf): Likewise.
2674 (lto_read_uword): Likewise.
2675 (lto_read_uleb128): Likewise.
2676 (lto_read_initial_length): Likewise.
2677 (lto_abbrev_read_attrs): Likewise.
2678 (lto_abbrev_read): Likewise.
2679 (lto_abbrev_lookup): Likewise.
2680 (lto_read_section_offset): Likewise.
2681 (lto_read_comp_unit_header): Likewise.
2682 (lto_read_form): Likewise.
2683 (LTO_BEGIN_READ_ATTRS_UNCHECKED): New macro.
2684 (LTO_BEGIN_READ_ATTRS): Likewise.
2685 (LTO_END_READ_ATTRS): Likewise.
2686 (lto_unsupported_attr_error): New function.
2687 (lto_get_identifier): Likewise.
2688 (lto_read_referenced_type_DIE): Likewise.
2689 (lto_read_compile_unit_DIE): Likewise.
2690 (lto_read_variable_formal_parameter_constant_DIE): Likewise.
2691 (lto_read_base_type_DIE): Likewise.
2692 (lto_read_DIE): Likewise.
2693 (lto_read_child_DIEs): Likewise.
2694 (lto_file_read): Read DIEs.
2695 (lto_main): Ask middle end to emit entities.
2696 * lto-tree.h (lang_identifier): Inherit from tree_identifier.
2697 * lto-elf.c (lto_elf_file_open): Adjust for interface changes.
2698 (lto_elf_file_close): Likewise.
2699 * lto.h (lto_file): Declare.
2700 (DWARF2_abbrev): Likewise.
2702 (lto_abbrev_fd): Likewise.
2703 (lto_file): Use new types.
2704 (lto_file_close): Declare.
2705 * lto-lang.c (lto_init): Always use unit-at-a-time mode.
2707 2006-06-18 Mark Mitchell <mark@codesourcery.com>
2711 * lto-elf.c: New file.
2712 * lto-lang.c (flags.h): Include it.
2714 (lto_init): New function.
2715 (lto_write_globals): Remove.
2716 (LANG_HOOKS_WRITE_GLOBALS): Define to lhd_do_nothing.
2717 (LANG_HOOKS_INIT): Define.
2718 (LANG_HOOKS_PARSE_FILE): Likewise.
2719 * Make-lang.in (LTO_OBJS): Add lto.o and lto-elf.o.
2720 (LTO_EXE): Link with libelf.
2721 (lto/lto-lang.o): Update dependencies.
2722 (lto/lto.o): New target.
2723 (lto/lto-elf.o): Likewise.
2725 2006-06-12 Mark Mitchell <mark@codesourcery.com>
2727 * config-lang.in: New file.
2728 * Make-lang.in: Likewise.
2729 * lto-tree.h: Likewise.
2730 * lto-lang.c: Likewise.