1 2010-03-09 Eric Botcazou <ebotcazou@adacore.com>
4 * lto-elf.c: Define EM_* constants if not already defined.
6 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
8 * lto-elf.c (is_compatible_architecture): New static function.
9 (DEFINE_VALIDATE_EHDR): Use it to validate the architecture.
11 2010-02-11 Richard Guenther <rguenther@suse.de>
14 * lto-elf.c (lto_elf_file_open): Handle file@offset case more
17 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
19 * lto.c (O_BINARY): Define.
20 (lto_read_section_data): Open file in binary mode.
21 * lto-elf.c (O_BINARY): Define.
22 (lto_elf_file_open): Open file in binary mode.
24 2010-01-08 Richard Guenther <rguenther@suse.de>
27 * lto-lang.c (lto_handle_option): Handle -f[un]signed-char.
28 (lto_init): Do not init char_type_node in a standard way
29 but according to flag_signed_char.
31 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
34 * lto.c (DUMPBASE_SUFFIX): New.
35 (lto_execute_ltrans): Append a sequence number to -dumpbase
38 2010-01-02 H.J. Lu <hongjiu.lu@intel.com>
41 * lto-elf.c (lto_elf_file_open): Stop if the command line
42 option file is missing.
44 2009-12-15 Richard Guenther <rguenther@suse.de>
46 * lto.c (lto_fixup_field_decl): Fixup DECL_FIELD_OFFSET.
47 (lto_post_options): Do not disable debuginfo.
49 2009-12-14 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
51 * Make-lang.in ($(LTO_EXE)): Use $(LINKER).
53 2009-12-11 Richard Guenther <rguenther@suse.de>
56 * lto.c (lto_resolution_read): Properly grow the vector.
58 2009-12-11 Richard Guenther <rguenther@suse.de>
61 * lto-lang.c (lto_init_options): Initialize flag_complex_method
62 to the C99 default. Do not set flag_unit_at_a_time.
64 2009-11-28 Jakub Jelinek <jakub@redhat.com>
66 * lto-lang.c (handle_nonnull_attribute): Remove unused attr_arg_num
69 2009-11-19 Rafael Avila de Espindola <espindola@google.com>
72 * lto-elf.c (lto_elf_file_open): Use lto_parse_hex.
73 * lto.c (lto_parse_hex): New.
74 (lto_resolution_read): Use lto_parse_hex.
75 * lto.h (lto_parse_hex): New.
77 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
79 * lto-elf.c (lto_file_init): Add offset argument.
80 (lto_elf_file_open): Record the offset.
81 * lto.c (lto_resolution_read): Change file_name into a lto_file
82 argument. Check offsets.
83 (lto_file_read): Update call to lto_resolution_read.
84 * lto.h (lto_file_struct): Add the offset field.
86 2009-11-16 Rafael Avila de Espindola <espindola@google.com>
88 * lto-elf.c (lto_elf_file_open): Use strtoll to parse the offset.
90 2009-11-14 Jan Hubicka <jh@suse.cz>
92 * lto.c (read_cgraph_and_symbols): Set also ipa_transforms_to_apply.
94 2009-11-12 Rafael Avila de Espindola <espindola@google.com>
96 * lang.opt (fresolution): Renamed from resolution.
97 * lto-lang.c (lto_handle_option): Handle new option name.
98 * lto.c (lto_resolution_read): Add more checks. Discard rest of line.
100 2009-11-04 Richard Guenther <rguenther@suse.de>
101 Rafael Avila de Espindola <espindola@google.com>
103 * lto-elf.c (lto_elf_build_section_table): Add the base offset.
104 (lto_elf_file_open): Handle offsets in arguments name@offest.
106 2009-10-30 Richard Guenther <rguenther@suse.de>
109 * lto.c (lto_file_read): Do not set file_data->fd.
110 (lto_read_section_data): Use a single-entry file-descriptor cache.
111 Do not check the result of xmalloc.
112 (free_section_data): Do not use file_data->fd.
113 (lto_read_all_file_options): Likewise.
115 2009-10-22 Richard Guenther <rguenther@suse.de>
117 * lto.c (lto_fixup_jump_functions): Remove.
118 (lto_fixup_decls): Do not fixup jump functions.
119 (read_cgraph_and_symbols): Schedule cgraph merging after
120 summary reading. Schedule type and decl fixup before
123 2009-10-22 Richard Guenther <rguenther@suse.de>
125 * lto.c (lto_fixup_data_t): Remove free_list member.
126 (lto_fixup_tree): Do not insert into free_list.
128 (lto_fixup_decls): Remove free-list handling.
130 2009-10-22 Jan Hubicka <jh@suse.cz>
132 * lto.c (lto_fixup_jump_functions): New function.
133 (lto_fixup_decls): Use it.
135 2009-10-16 Richard Guenther <rguenther@suse.de>
138 * lto.c (lto_fixup_tree): Revert last change.
140 2009-10-14 Richard Guenther <rguenther@suse.de>
142 * lto.c (lto_fixup_tree): In case the prevailing decl is not
143 compatible with the one we replace wrap it around a
146 2009-10-09 Richard Guenther <rguenther@suse.de>
150 * lto.c (read_cgraph_and_symbols): Do not assert we can open
152 * lto-elf.c (init_shdr##BITS): Fix i18n problems.
153 (init_ehdr##BITS): Likewise.
155 2009-10-08 Joseph Myers <joseph@codesourcery.com>
157 * lto-elf.c (init_shdr##BITS, lto_elf_begin_section_with_type,
158 init_ehdr##BITS, lto_elf_file_close): Remove trailing "." from
160 * lto-lang.c (lto_post_options): Remove trailing "." from
163 2009-10-08 Richard Guenther <rguenther@suse.de>
165 * lto.c (read_cgraph_and_symbols): Free the gimple type merging
168 2009-10-07 Joseph Myers <joseph@codesourcery.com>
170 * lto.c: Only include <sys/mman.h> if HAVE_MMAP_FILE.
172 2009-10-07 Jan Hubicka <jh@suse.cz>
174 * lto.c (read_cgraph_and_symbols): Mark functions neccesary only at
175 ltrans stage; explain why this is needed and should not.
177 2009-10-05 Richard Guenther <rguenther@suse.de>
181 * lto.c (lto_read_decls): Do not register deferred decls.
182 (read_cgraph_and_symbols): Delay symbol and cgraph merging
183 until after reading the IPA summaries.
185 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
187 * Make-lang.in (lto/lto-lang.o): Don't depend on lto/common.h.
188 (lto-lang.c): Don't include lto/common.h.
190 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
192 * Make-lang.in (LTO_OBJS): Remove lto/common.o.
193 (lto/common.o): Remove.
195 * common.h (lto_kind_str): Remove.
196 (lto_visibility_str): Remove.
197 (lto_resolution_str): Make it static.
199 2009-10-01 Diego Novillo <dnovillo@google.com>
201 * lto.c (lto_read_decls): Add comment.
202 Call internal_error instead of gcc_assert.
203 (lto_resolution_read): Likewise.
204 (lto_add_all_inlinees): Tidy.
205 * Make-lang.in: Fix copyright boilerplate.
207 (lto.install-pdf): New.
208 * lto-tree.h: Fix copyright boilerplate.
209 * lang-specs.h: Likewise.
210 Remove ".lto" entry from compilers fragment.
211 * lto-elf.c: Move inclusion of gelf.h after config.h.
212 Tidy formatting everywhere.
213 * lto.h: Fix copyright boilerplate.
214 Tidy formatting everywhere.
215 * common.c: Likewise.
216 * config-lang.in: Likewise.
217 * common.h: Likewise.
218 * lto-lang.c: Likewise.
220 2009-10-01 Richard Guenther <rguenther@suse.de>
222 * lto.c (lto_read_section_data): Use plain lseek/read.
224 2009-10-01 Richard Guenther <rguenther@suse.de>
226 * lto.c (LTO_MMAP_IO): Define if we can mmap files and
227 use sysconf to query the system page size.
228 (lto_file_read): Implement fallback using stdio.
229 (free_section_data): Likewise.
231 2009-09-29 Diego Novillo <dnovillo@google.com>
233 * lto-lang.c (lto_init): Really fix call to
234 build_common_builtin_nodes.
236 2009-09-29 Diego Novillo <dnovillo@google.com>
238 * lto-lang.c (lto_init): Fix call to
239 build_common_builtin_nodes.
241 2009-09-29 Richard Guenther <rguenther@suse.de>
244 * lto-elf.c (init_shdr##BITS): Properly specify alignment
246 (first_data_block): New static variable.
247 (lto_elf_append_data): Align the first data block in each
250 2009-09-28 Diego Novillo <dnovillo@google.com>
252 * lto-lang.c: Tidy. Remove stale FIXME lto markers.
253 * lto.c (strip_extension): New.
254 (get_filename_for_set): Call it. Do not call make_cwd_temp_file.
255 (lto_execute_ltrans): Tidy.
256 Do not pass -fwpa nor -fltrans-* to LTRANS.
257 * opts.c: Tidy formatting and remove stale FIXME lto markers.
258 * tree.c (need_assembler_name_p): Call
259 lang_hooks.decls.may_need_assembler_name_p if set.
260 * varasm.c (default_binds_local_p_1): Remove check for
262 * varpool.c (decide_is_variable_needed): Do not test for
265 2009-09-22 Richard Guenther <rguenther@suse.de>
268 * lto.c (lto_execute_ltrans): Perform ltrans phase manually.
269 * Make-lang.in: Remove ltrans-driver stuff.
270 * config-lang.in: Likewise.
271 * lang.opt (fltrans-driver): Remove.
272 * lto-lang.c (lto_init_options): Remove code initializing
274 * ltrans-driver: Remove.
276 2009-09-21 Diego Novillo <dnovillo@google.com>
278 * lto-lang.c (lto_define_builtins): Remove superfluous
279 calls to targetm.init_builtins and build_common_builtin_nodes.
280 (lto_init): Add targetm.arm_eabi_unwinder as parameter to
281 build_common_builtin_nodes.
282 * lto.c (lto_materialize_function): Do nothing if NODE is a
285 2009-09-03 Diego Novillo <dnovillo@google.com>
287 * lto-elf.c (validate_file): Replace call to
288 elf_getshstrndx with call to elf_getshdrstrndx.
290 2009-08-19 Richard Guenther <rguenther@suse.de>
292 * lto-lang.c (lto_init): Merge char_type_node with the
293 appropriately signed variant.
295 2009-08-19 Richard Guenther <rguenther@suse.de>
298 * lto.c (lto_fixup_common): Re-build the pointer-to chain part one.
299 (lto_fixup_type): Re-build the pointer-to chain part two.
301 2009-08-19 Richard Guenther <rguenther@suse.de>
304 * lto.c (lto_fixup_type): Re-build the type variant chain.
306 2009-08-19 Richard Guenther <rguenther@suse.de>
309 * lto.c (lto_fixup_constructor): New function.
310 (lto_fixup_tree): Replace all types. Properly fixup
311 constructors and constants.
313 2009-08-14 Richard Guenther <rguenther@suse.de>
315 * lto.c (read_cgraph_and_symbols): Exchange TREE_CHAIN use
316 for DECL_LANG_SPECIFIC.
318 2009-08-13 Richard Guenther <rguenther@suse.de>
321 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define to NULL.
323 2009-07-30 Richard Guenther <rguenther@suse.de>
326 * lto.c (read_cgraph_and_symbols): After fixing up decls choose
327 the largest decl for output and free TREE_CHAIN for further
330 2009-07-24 Diego Novillo <dnovillo@google.com>
332 * Make-lang.in: Add empty lto.install-plugin target.
334 2009-07-13 Diego Novillo <dnovillo@google.com>
336 * lto.c (lto_fixup_tree): Handle IMPORTED_DECL.
338 2009-07-11 Richard Guenther <rguenther@suse.de>
340 * lto-lang.c (lto_write_globals): Wrapup global decls.
342 2009-07-10 Richard Guenther <rguenther@suse.de>
344 * lto-lang.c (lto_init): Allocate one more location to make
345 BUILTINS_LOCATION correct.
347 2009-07-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
349 * lto.c (free_section_data): Cast computed_offset to caddr_t.
351 2009-07-06 Diego Novillo <dnovillo@google.com>
353 * lto.c (lto_fixup_type): Fixup TYPE_SIZE and
356 2009-07-06 Diego Novillo <dnovillo@google.com>
358 * lto.c (preload_common_nodes): Remove.
359 (lto_read_in_decl_state): Call lto_streamer_cache_get.
360 (lto_read_decls): Call lto_data_in_create and
362 (free_decl): Do not call ggc_free.
363 (lto_main): Call lto_init_reader.
364 * lto-lang.c (lto_type_for_size): Handle intTI_type_node.
365 (lto_init): Initialize main_identifier_node if needed.
366 Make ptrdiff_type_node be integer_type_node.
368 2009-06-19 Diego Novillo <dnovillo@google.com>
370 * lto.c: Remove code guarded by #ifdef LTO_STREAM_DEBUGGING.
371 Remove code guarded by #ifdef GLOBAL_STREAMER_TRACE.
372 Remove code guarded by #ifdef LOCAL_TRACE.
374 2009-06-18 Diego Novillo <dnovillo@google.com>
376 * lto.c: Update license to GPLv3.
377 * lto-elf.c: Likewise.
378 * common.c: Likewise.
379 * lto-lang.c: Likewise.
380 * lto.h: Remove superfluous include files. Update all
383 2009-06-17 Diego Novillo <dnovillo@google.com>
385 * lto.c (read_cgraph_and_symbols): Call input_cgraph.
387 2009-06-02 Diego Novillo <dnovillo@google.com>
389 * lto.c (lto_1_to_1_map): Ignore nodes that have not been
391 (materialize_cgraph): Only materialize nodes that have a
392 representation on file.
394 2009-06-01 Diego Novillo <dnovillo@google.com>
396 * lto-lang.c (lto_handle_option): Hanlde OPT_Wabi.
398 2009-05-31 Diego Novillo <dnovillo@google.com>
400 * lto-lang.c (lto_type_for_mode): Handle all the modes
401 handled in c_common_type_for_mode.
403 2009-05-21 Diego Novillo <dnovillo@google.com>
405 * lto-elf.c: Always include <gelf.h>.
406 * config-lang.in (target_libs): Remove.
407 (build_by_default): Set to no.
409 2009-05-15 Diego Novillo <dnovillo@google.com>
411 * lto.c (lto_materialize_function): Assert that DECL is
413 (materialize_cgraph): Don't try to materialize builtin
415 * lto-section-out.c (write_symbol_vec): Do not write
418 2009-05-13 Diego Novillo <dnovillo@google.com>
420 * lto-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define.
422 2009-05-07 Diego Novillo <dnovillo@google.com>
424 * lto.c (lto_resolution_read): Add type casts for C++ warnings.
425 (LTO_REGISTER_TYPE_AND_FIXUP_SUBTREE): Define.
426 (lto_fixup_type): Call it for TYPE_POINTER_TO,
427 TYPE_REFERENCE_TO, TYPE_CONTEXT and TYPE_CANONICAL.
428 (lto_fixup_tree): Call gimple_register_type when *TP is a
430 (lto_main): Call bitmap_obstack_initialize.
432 2009-04-22 Diego Novillo <dnovillo@google.com>
434 * lto.c (free_section_data): Tidy.
435 (lto_1_to_1_map): Tidy.
436 (lto_add_all_inlinees): Tidy.
437 (prefix_name_with_star): New.
438 (get_filename_for_set): New.
439 (lto_wpa_write_files): Call cgraph_node_set_needs_ltrans_p
440 to determine what cgraph node sets to write.
441 Call get_filename_for_set to compute temporary file
443 (lto_execute_ltrans): Do not execute LTRANS on files with
444 names that start with '*'.
445 Move logic to execute LTRANS together so that LTRANS is
446 invoked only if there are any files to compile.
447 (do_whole_program_analysis): Only remove output files
448 that do not start with '*'.
450 2009-04-06 Diego Novillo <dnovillo@google.com>
452 * lto-lang.c (lto_post_options): Set flag_excess_precision_cmdline.
453 * lto.c (read_cgraph_and_symbols): Set cgraph_function_flags_ready.
454 (lto_add_all_inlinees): Tidy.
456 2009-03-26 Diego Novillo <dnovillo@google.com>
458 * lto.c: Include gimple.h.
459 (lto_read_in_decl_state): Call gimple_register_type for
460 every type in every stream.
461 (lto_fixup_common): Call gimple_register_type if T has a
463 (do_whole_program_analysis): Call print_lto_report.
464 (lto_main): Call print_lto_report after cgraph_optimize.
465 * Make-lang.in (lto.o): Add dependency on GIMPLE_H.
467 2009-03-24 Diego Novillo <dnovillo@google.com>
469 * Make-lang.in (lto-lang.o): Add dependency on TARGET_H and EXPR_H.
470 (lto.o): Add dependency on GIMPLE_H.
472 2009-03-10 Simon Baldwin <simonb@google.com>
474 * lto.c (lto_read_all_file_options): Close any open file descriptor
475 contained in file_data before freeing.
477 2009-02-24 Rafael Avila de Espindola <espindola@google.com>
479 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
480 for a decl in the original bitmap, not a node.
481 (lto_add_all_inlinees): Remove original nodes that are not needed.
482 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
484 2009-02-24 Diego Novillo <dnovillo@google.com>
486 * lto.c (lto_materialize_function): Update
487 lto_stats.num_function_bodies.
488 (get_section_data): Initialize *LEN to 0.
489 (lto_1_to_1_map): Update lto_stats.num_cgraph_partitions.
490 (lto_wpa_write_files): Update lto_stats.num_cgraph_nodes.
491 Update lto_stats.num_output_files.
492 (read_cgraph_and_symbols): Update lto_stats.num_input_files.
493 (materialize_cgraph): Update lto_stats.num_input_cgraph_nodes.
494 (lto_main): Initialize lto_stats.
495 If flag_lto_report is set, call print_lto_report.
497 2009-02-19 Diego Novillo <dnovillo@google.com>
501 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
503 * lto.c (lto_add_inline_clones): Don't add the
504 master clone. Check for a decl in the original
506 (lto_add_all_inlinees): Remove original nodes
508 (lto_scan_statics_in_cgraph_node): Don't care if
509 the node is the master.
510 (lto_promote_cross_file_statics): Use a new
511 context.seen_node_decls for each set
513 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
515 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
516 for a decl in the original bitmap, not a node.
517 (lto_add_all_inlinees): Remove original nodes that are not needed.
518 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
519 (lto_promote_cross_file_statics): Use a new context.seen_node_decls
522 2009-02-18 Diego Novillo <dnovillo@google.com>
524 * lto.c (lto_wpa_write_files): Use timers TV_WHOPR_WPA
526 (lto_execute_ltrans): Use timer TV_WHOPR_WPA_LTRANS_EXEC.
527 (read_cgraph_and_symbols): Use timer TV_IPA_LTO_DECL_IO.
528 (materialize_cgraph): Use timer TV_IPA_LTO_GIMPLE_IO.
529 Use timer TV_WHOPR_WPA or TV_WHOPR_LTRANS or TV_LTO
530 depending on command line flags.
531 (do_whole_program_analysis): Use timer TV_WHOPR_WPA.
532 (lto_main): Remove timer uses.
534 2009-02-18 Rafael Avila de Espindola <espindola@google.com>
536 * lto.c (lto_materialize_function): Don't set DECL_EXTERN to 0.
537 (lto_wpa_write_files): Update calls to renamed functions.
539 2009-02-17 Diego Novillo <dnovillo@google.com>
542 * lto-lang.c (lto_post_options): Disable -fwhole-program
545 2009-02-10 Diego Novillo <dnovillo@google.com>
547 * lto.c (read_cgraph_and_symbols): Fix comment.
549 2009-02-10 Diego Novillo <dnovillo@google.com>
551 * lto.c (read_cgraph_and_symbols): Read options from all
554 2009-02-10 Diego Novillo <dnovillo@google.com>
556 * lto.c (read_cgraph_and_symbols): Factor out of lto_main.
557 (materialize_cgraph): Likewise.
558 (do_whole_program_analysis): Likewise.
559 (lto_main): Call read_cgraph_and_symbols,
560 materialize_cgraph and do_whole_program_analysis.
562 2009-02-10 Simon Baldwin <simonb@google.com>
564 * lto.c: Include lto-opts.h.
565 * (lto_main): Clear file options at loop start, read any saved
566 options from the first file handled, and re-issue options.
567 * Makefile.in (lto.o): Add dependency on lto-opts.h.
569 2009-02-02 Diego Novillo <dnovillo@google.com>
571 * lto.c (lto_main): Stop LTO_TIMER and use
572 TV_WHOPR_WPA_LTRANS_EXEC when launching LTRANS.
574 2009-01-30 H.J. Lu <hongjiu.lu@intel.com>
577 * lto-elf.c (init_shdr##BITS): Set the sh_addralign field
580 2009-01-29 Ramana Radhakrishnan <ramana.r@gmail.com>
582 * Make-lang.in (LTO_EXE): Link with all
583 BACKENDLIBS and not only GMPLIBS
585 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
588 * lto-elf.c: Include gelf.h instead of libelf.h.
589 (lto_elf_file_close): Replace elfx_update_shstrndx with
590 gelf_getehdr, elf_getscn, gelf_getshdr, gelf_update_shdr and
593 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
596 * lto-elf.c (DEFINE_INIT_EHDR): Initialize e_version.
598 2009-01-26 Diego Novillo <dnovillo@google.com>
600 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Update.
602 2009-01-26 Diego Novillo <dnovillo@google.com>
604 * lto-lang.c (lto_types_compatible_p): Move to gimple.c
605 and rename into gimple_types_compatible_p.
607 2009-01-12 Rafael Avila de Espindola <espindola@google.com>
609 * lto-lang.c (lang_hooks): Remove the const qualifier.
611 2009-01-06 Diego Novillo <dnovillo@google.com>
613 * ltrans-driver: Mark 'all' target as phony.
615 2008-12-31 Diego Novillo <dnovillo@google.com>
617 * ltrans-driver: Execute a NOP action for target 'all'.
619 2008-12-19 Diego Novillo <dnovillo@google.com>
621 * lto.c (lto_1_to_1_map): Tidy.
623 2008-12-19 Diego Novillo <dnovillo@google.com>
625 * lto-elf.c (lto_elf_file_open): When FILENAME cannot
626 be opened, show its name.
627 * ltrans-driver: If $verbose is set, do not use parallelism.
629 2008-12-17 Rafael Avila de Espindola <espindola@google.com>
631 * lto.c (lto_fixup_function): New.
632 (lto_fixup_tree): Call lto_fixup_function.
634 2008-12-14 Doug Kwan <dougkwan@google.com>
636 * lto.c (lto_1_to_1_map): Create a cgraph node set for any global
637 variables if there is no function.
639 2008-12-10 Simon Baldwin <simonb@google.com>
641 * ltrans-driver: Always run make in silent mode, to avoid make's
642 trace on stdout interfering with lto-wrapper output.
644 2008-12-10 Doug Kwan <dougkwan@google.com>
646 * lto.c (lto_add_inline_clones): Do not force master clones of
647 inlined functions already in SET to be static inline.
649 2008-12-04 Doug Kwan <dougkwan@google.com>
651 * lto.c (globalize_context_t): New type to store states in
652 globalization of cross-file statics.
653 (globalize_cross_file_statics): New.
654 (lto_scan_statics_in_ref_table): Walk tree to look for reachable
655 static decls that need to be fixed up.
656 (lto_scan_statics_in_cgraph_node): Change call interface to use
657 a globalize_context_t CONTEXT for all states used.
658 (lto_scan_statics_in_remaining_global_vars): New.
659 (lto_promote_cross_file_statics): Use new call interface of
660 LTO_SCAN_STATICS_IN_CGRAPH_NODE. Handle remaining externally
661 visible vars in the last set.
663 2008-12-03 Diego Novillo <dnovillo@google.com>
665 * lto.c (lto_fixup_tree): Do not emit an error when
666 PREVAILING throw but T doesn't.
668 2008-12-02 Doug Kwan <dougkwan@google.com>
670 * lto.c (lto_scan_statics_in_ref_table): New function factored out
672 (lto_scan_statics_in_cgraph_node): Handle both file-scope static
673 variables and functions.
674 (lto_promote_cross_file_statics): Rename bitmaps to SEEN_DECLS
675 and GLOBAL_DECLS from SEEN_VARS and GLOBAL_VARS.
677 2008-11-29 Diego Novillo <dnovillo@google.com>
679 * lto.c: Include timevar.h.
680 (lto_materialize_function): Tidy. Add comments.
681 (lto_wpa_write_files): Tidy.
682 (lto_execute_ltrans): Tidy.
683 (lto_main): Add local variable LTO_TIMER. Initialize it
684 to one of TV_WHOPR_WPA, TV_WHOPR_LTRANS or TV_LTO.
685 Start and stop the timer.
687 * Make-lang.in (lto.o): Add dependency on timevar.h.
688 * ltrans-driver: React to -v and -save-temps.
689 Use simple heuristic to determine how much parallelism to
690 use when executing make.
692 2008-11-12 Doug Kwan <dougkwan@google.com>
694 * lto.c (lto_bitmap_obstack): Remove var.
695 (lto_materialize_function): Do nothing instead of marking function
696 body in file if flag_wpa is true.
697 (lto_add_all_inlinees): Use bitmap functions in lto-utils.c.
698 (lto_scan_statics_in_cgraph_node): New function.
699 (lto_promote_cross_file_statics): Same.
700 (lto_wpa_write_files): Call lto_promote_cross_file_statics.
701 Use bitmap functions in lto-utils.c. Remove unsued label OUT.
702 * Make-lang.in (lto/lto.o): Add lto-utils.h to dependency list.
704 2008-11-09 Diego Novillo <dnovillo@google.com>
706 * lto/lto.c (lto_fixup_tree): Change error message locus
707 information to include location of mismatching
709 Use TREE_NO_WARNING to avoid repeated messages.
710 (lto_main): If lto_fixup_decls emitted any errors, exit.
711 * lto/lto-lang.c: Don't include libfuncs.h and except.h
712 (lto_init_options): Don't enable exceptions by default.
713 (lto_eh_runtime_type): Move to lto-function-in.c
714 (lto_init_eh): Likewise.
715 (lto_init): Don't call lto_init_eh.
716 * lto/Make-lang.in (lto-lang.o): Remove dependency on
717 libfuncs.h and except.h.
719 2008-10-30 Diego Novillo <dnovillo@google.com>
721 * lto.c (lto_read_decls): Declare debug_main only if
722 LTO_STREAM_DEBUGGING is enabled.
724 2008-10-30 Simon Baldwin <simonb@google.com>
726 * lto.c (lto_wpa_write_files): Create intermediate files with
727 make_cwd_temp_file().
728 (lto_maybe_unlink): New. Delete intermediate WPA files unless
729 WPA_SAVE_LTRANS is set.
730 (lto_main): Call lto_maybe_unlink() for intermediate WPA files.
731 * ltrans-driver: Do not strip directory from output files.
733 2008-10-29 Doug Kwan <dougkwan@google.com>
735 * lto.c (free_decl): Call lto_symtab_clear_resolution when freeing
737 * Make-lang.in (LTO_OBJS): Remove lto/lto-symtab.o
738 (lto/lto-symtab.o): Remove rule.
739 * lto-tree.h (struct lang_identifier): Remove LTO specific fields.
740 (struct lang_decl): Remove RESOLUTION and add DUMMY in struct.
741 (LANG_IDENTIFIER_CAST, LTO_IDENTIFIER_DECL, LTO_DECL_RESOLUTION):
743 lto-symtab.c (File): Move up one level.
744 lto-lang.c (cgraph.h): Remove include.
745 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
746 input_cgraph): Move to lto-cgraph.c in gcc directory above.
747 (LANG_HOOKS_INPUT_CGRAPH): Remove use of macro.
749 2008-10-24 Rafael Espindola <espindola@google.com>
751 * lto-function-in.c (get_resolution): Return LDPR_PREEMPTED_IR for
752 non prevailing weak symbols.
754 2008-10-24 Rafael Espindola <espindola@google.com>
756 * lto-lang.c (input_cgraph_1): Iterate over nodes, not cgraph_nodes.
758 2008-10-24 Rafael Espindola <espindola@google.com>
760 * lto-lang.c (input_node): Avoid casts from pointers to ints of
763 2008-10-23 Simon Baldwin <simonb@google.com>
765 * lto-lang.c (input_node): Save the node reference, rather than the
766 node pointer, in node->inlined_to.
767 (input_cgraph_1): Convert node references into node pointers.
769 2008-10-22 Diego Novillo <dnovillo@google.com>
770 Rafael Espindola <espindola@google.com>
772 * lto.c (lto_resolution_read): Tidy.
773 * lto-symtab.c (lto_symtab_prevailing_decl): Do not
774 abort if RET is NULL.
776 2008-10-22 Doug Kwan <dougkwan@google.com>
778 * lto.c (lto_fixup_tree): Check for NOTHROW conflict only if
779 exceptions flag is given.
780 * lto-lang.c: (lto_init_options) Set default exceptions flag.
781 (lto_init_eh): Remove exceptions flag initialization.
782 (lto_init): Only call lto_init_eh if exceptions flag is set.
784 2008-10-21 Diego Novillo <dnovillo@google.com>
786 * lto.c: Tidy some formatting.
789 2008-10-21 Simon Baldwin <simonb@google.com>
791 * lto-symtab.c: (lto_same_type_p): Types cannot be equal if one of
792 them is NULL (but not the other).
794 2008-10-17 Diego Novillo <dnovillo@google.com>
796 * ltrans-driver: Divert output from make to a temporary file.
797 Show it if the call to make failed.
799 2008-10-15 Diego Novillo <dnovillo@google.com>
801 * lto.c (lto_wpa_write_files): Reformat do-while loop.
802 Do not print TEMP_FILENAME
803 * ltrans-driver: Call make with -s.
805 2008-10-15 Diego Novillo <dnovillo@google.com>
807 * lto-symtab.c (lto_symtab_merge_decl): Do not force
808 TREE_STATIC on global symbols.
810 2008-10-14 Ollie Wild <aaw@google.com>
812 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Remove.
813 (LTRANS_DRIVER_EXE): Add.
814 (lto.all.cross): Add LTRANS_DRIVER_EXE.
815 (lto.all.encap): Add LTRANS_DRIVER_EXE.
816 (lto.install.common): Remove ltrans-driver.
817 (lto.mostlyclean): Add LTRANS_DRIVER_EXE.
818 (LTRANS_DRIVER_EXE): New build rule.
819 * config-lang.in (compilers): Add ltrans-driver.
821 2008-10-14 Diego Novillo <dnovillo@google.com>
823 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Disable transformation
826 2008-10-13 Ollie Wild <aaw@google.com>
828 * lang-spec.h (@lto): Replace lto1_options with cc1_options.
829 * lto.c (lto_execute_ltrans): Add "-fno-wpa -fltrans -xlto" to CFLAGS.
830 * ltrans-driver (LTRANS_FLAGS): Remove.
832 2008-10-08 Doug Kwan <dougkwan@google.com>
834 * lto.c (lto_fixup_tree): Remove ATTRIBUTE_UNUSED from DATA.
835 Handle new tree codes RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE
836 and TREE_BINFO. Also move code handling FUNCTION_DECL and VAR_DECL
837 from lto_fixup_state to here.
838 (lto_fixup_state): Take an lto_fixup_data_t object DATA instead of
839 just a free-list. Fix up types also. Move decl merging code to
841 (lto_fixup_state_aux): Change AUX to point to an lto_fixup_data_t
843 (lto_fixup_decls): Use another pointer set to avoid multiple
844 walking of nodes except for DECLs to be replaced. Pass an
845 lto_fixup_data_t object to tree-walker.
847 2008-10-08 Rafael Espindola <espindola@google.com>
849 * lto-symtab.c (lto_symtab_set_resolution): New.
850 (lto_symtab_merge_decl): Use lto_symtab_set_resolution and
851 lto_symtab_get_resolution.
852 (lto_symtab_prevailing_decl): Return decl for non public decls.
853 (lto_symtab_get_resolution): New.
854 * lto.c (lto_fixup_tree, lto_fixup_state): Remove unecessary checks.
856 2008-10-06 Rafael Espindola <espindola@google.com>
858 * lto-lang.c: Include cgraph.h.
859 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
860 input_cgraph): Moved from lto-cgraph.c.
861 (LANG_HOOKS_INPUT_CGRAPH): New.
863 2008-10-03 Rafael Espindola <espindola@google.com>
865 * lto.c (lto_fixup_tree, lto_fixup_state): Fix the FIXME.
867 2008-10-03 Rafael Espindola <espindola@google.com>
869 * lto-symtab.c (lto_symtab_overwrite_decl): Remove. Remove all calls.
870 (lto_symtab_merge_decl): Update LTO_IDENTIFIER_DECL the reflect the
871 prevailing definition. Don't mark TREE_NOTHROW differences.
872 * lto.c (lto_fixup_tree): New.
873 (lto_fixup_state): New.
874 (lto_fixup_state_aux): New.
876 (lto_fixup_decls): New.
877 (lto_main): Call lto_fixup_decls.
879 2008-10-02 Ollie Wild <aaw@google.com>
881 * lang.opt (fltrans): Moved from common.opt. Remove RejectNegative
883 (fwpa): Moved from common.opt. Remove RejectNegative and Init.
884 * lto-lang.c (lto_post_options): Add validation and fixups for
887 2008-10-02 Rafael Espindola <espindola@google.com>
889 * lto-symtab.c (lto_symtab_merge_var, lto_symtab_merge_fn,
890 lto_symtab_merge_decl): Return void.
891 (lto_symtab_prevailing_decl): New.
893 2008-09-30 Rafael Espindola <espindola@google.com>
895 * lto-symtab.c (lto_symtab_compatible): Remove the check for already
897 (lto_symtab_overwrite_decl): Copy LTO_DECL_RESOLUTION.
898 (lto_symtab_merge_decl): Store symbol resolution in LTO_DECL_RESOLUTION.
899 Check for already defined symbols.
900 * lto-tree.h (lang_decl): Remove dummy and add resolution fields.
901 (LTO_IDENTIFIER_RESOLUTION): Remove.
902 (LTO_DECL_RESOLUTION): New.
904 2008-09-30 Rafael Espindola <espindola@google.com>
906 * lto.c (lto_read_decls): Use new input_tree signature.
908 2008-09-26 Doug Kwan <dougkwan@google.com>
910 * lto.c (lto_main): Call lto_fixup_nothrow_decls to fix up function
911 bodies affected by exception attribute merging of DECLs.
912 * lto-symtab.c (lto_symtab_merge_decl): Handle exception attribute
915 2008-09-25 Rafael Espindola <espindola@google.com>
917 * Make-lang.in (PLUGIN_API_H, LTO_TREE_H): New.
918 (lto/lto-lang.o, lto/lto.o, lto/lto-symtab.o) Use LTO_TREE_H.
919 * lto-symtab.c (lto_symtab_compatible): New.
920 (lto_symtab_overwrite_decl): New.
921 (lto_symtab_merge_decl): Refactor to use the above functions
922 and the resolution from lang_identifier.
923 * lto-tree.h: Include plugin-api.h.
924 (lang_identifier): Add resolution.
925 (LTO_IDENTIFIER_RESOLUTION): New.
927 2008-09-25 Ollie Wild <aaw@google.com>
929 * lang.opt (fltrans-output-list=): New option.
930 * lto.c (lto_execute_ltrans): Output file names to ltrans_output_list.
932 2008-09-25 Rafael Espindola <espindola@google.com>
934 * lto.c (lto_resolution_read): Initialize ret;
936 2008-09-24 Ollie Wild <aaw@google.com>
938 * lto.c (sys/mman.h): Move include.
939 (lto_wpa_write_files): Return a list of written files.
940 (lto_execute_ltrans): New function.
941 (lto_main): Call lto_execute_ltrans.
942 (ltrans-driver): New file.
943 * lto-lang.c (DEFAULT_LTRANS_DRIVER): New macro.
944 (DEAULT_LTRANS_DRIVER_LEN): New macro.
945 (lto_init_options): Initialize ltrans_driver.
946 (lto_handle_option): Fix incorrect default output value.
947 * lang.opt (fltrans-driver=): New option.
948 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): New variable.
949 (lto.install-common): Add lto/ltrans-driver.
951 2008-09-24 Rafael Espindola <espindola@google.com>
953 * Make-lang.in (LTO_OBJS): Add lto/common.o.
954 (lto/lto.o): Depend on lto/common.h.
956 * lang.opt (resolution): New.
957 * lto-lang.c (resolution_file_name): New.
958 (lto_handle_option): Handle OPT_resolution.
959 * lto-symtab.c (lto_symtab_merge_decl): Add a resolution argument.
960 (lto_symtab_merge_var,lto_symtab_merge_fn): Add a resolution argument.
961 pass it to lto_symtab_merge_decl.
962 * lto.c: Include common.h.
963 (lto_read_decls): Add resolutions and resolutions_size arguments.
964 Initialize data_in.globals_resolution and
965 data_in.globals_resolution_size.
966 (index_and_symbol_resolution): New.
967 (lto_resolution_read): New.
968 (lto_file_read): Add argument resolution_file.
970 * lto.h (resolution_file_name): New.
972 2008-09-23 Rafael Espindola <espindola@google.com>
974 * common.c: Update description.
975 * common.h: Update description.
977 2008-09-23 Rafael Espindola <espindola@google.com>
979 * common.c: Moved from lto-plugin.
980 * common.h: Moved from lto-plugin.
982 2008-09-22 Doug Kwan <dougkwan@google.com>
984 * lto.c (VEC(bitmap,heap)): Declare.
985 (lto_materialize_function): Handle WAP mode specially.
986 (lto_add_inline_clones): New.
987 (lto_add_all_inlinees): Changle algorithm and to use bitmaps. Also
988 return a bitmap of inlined decls.
989 (lto_wpa_write_files): Handle all DECLs brought in by inlining.
990 (lto_main): Call reset_inline_failed to reset inlining states.
991 Check call-graph after WPA inlining.
992 * lto-lang.c (lto_init): Do not clear flag_generate_lto
995 2008-09-19 Doug Kwan <dougkwan@google.com>
997 lto.c (lto_main): Remove unsued wrapper code.
998 lang-specs.h (@lto): Use lto1_options instead of cc1_options.
1000 2008-09-19 Rafael Espindola <espindola@google.com>
1002 * lto-symtab.c: Include lto-tree-in.h.
1003 * lto-tree.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove.
1004 * lto.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove
1005 * Make-lang.in (lto/lto-symtab.o): Add lto-tree-in.h.
1007 2008-09-17 Paolo Bonzini <bonzini@gnu.org>
1008 Rafael Avila de Espindola <espindola@google.com>
1010 * lto-lang.c (COMPOUND_LITERAL_EXPR_DECL_STMT,
1011 COMPOUND_LITERAL_EXPR_DECL): Remove.
1012 (emit_local_var): Remove.
1013 (lto_expand_expr): Remove.
1014 (lto_staticp): Remove.
1015 (LANG_HOOKS_EXPAND_EXPR): Remove.
1016 (LANG_HOOKS_STATICP): Remove.
1018 2008-09-11 Diego Novillo <dnovillo@google.com>
1020 * lto-lang.c: Include except.h and libfuncs.h.
1022 (lto_init): Call it.
1023 Set flag_generate_lto to 0.
1024 * Make-lang.in (lto-lang.o): Add dependency on except.h
1027 2008-09-09 Bill Maddox <maddox@google.com>
1029 * lto-lang.c: Include header file expr.h.
1030 (COMPOUND_LITERAL_EXPR_DECL_STMT,
1031 COMPOUND_LITERAL_EXPR_DECL): Copied from c-common.h.
1032 (emit_local_var): Copied from c-semantics.c.
1033 (lto_expand_expr, lto_staticp): Copied from c_expand_expr
1034 and c_staticp in c-common.c.
1035 (LANG_HOOKS_EXPAND_EXPR,LANG_HOOKS_STATICP): Redefined.
1037 2008-09-08 Diego Novillo <dnovillo@google.com>
1039 * lto-lang.c (lto_global_bindings_p): Return 1 during
1042 2008-09-07 Diego Novillo <dnovillo@google.com>
1044 * lto.c: Tidy formatting.
1046 2008-08-04 Bill Maddox <maddox@google.com>
1048 * lto-symtab.c (lto_symtab_merge_decl): Add comment.
1050 2008-09-03 Doug Kwan <dougkwan@google.com>
1052 lto.c (lto_add_all_inlinees): Reset FAILED_REASON of edges to
1053 CIF_OK instead of NULL.
1055 2008-09-02 Diego Novillo <dnovillo@google.com>
1056 Simon Baldwin <simonb@google.com>
1058 * lto-lang.c (lto_type_for_size): Rewrite. Adapt from
1059 c_common_type_for_size.
1060 (lto_type_for_mode): Remove ATTRIBUTE_UNUSED markers.
1061 (lto_init): Call linemap_add.
1062 (signed_and_unsigned_types): Remove.
1064 2008-08-29 Diego Novillo <dnovillo@google.com>
1066 * lto-lang.c (handle_noreturn_attribute): New local function.
1067 (handle_const_attribute): New local function.
1068 (handle_malloc_attribute): New local function.
1069 (handle_pure_attribute): New local function.
1070 (handle_novops_attribute): New local function.
1071 (handle_nonnull_attribute): New local function.
1072 (handle_nothrow_attribute): New local function.
1073 (handle_sentinel_attribute): New local function.
1074 (handle_type_generic_attribute): New local function.
1075 (handle_format_attribute): New local function.
1076 (handle_format_arg_attribute): New local function.
1077 (lto_attribute_table): Declare.
1078 (lto_format_attribute_table): Declare.
1079 (lto_init_attributes): New local function.
1080 (lto_define_builtins): Call it.
1081 Call targetm.init_builtins and build_common_builtin_nodes.
1082 (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE): Define.
1083 (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Define.
1085 2008-08-28 Diego Novillo <dnovillo@google.com>
1087 * Make-lang.in (lto-lang.o): Replace tree-gimple.h with
1089 (lto-symtab.o): Add dependency on $(GIMPLE_H).
1090 * lto-lang.c: Include gimple.h instead of tree-gimple.h.
1091 * lto-symtab.c: Include gimple.h.
1092 * lto-tree.h (chain_next): Replace GENERIC_NEXT with
1095 2008-08-27 Doug Kwan <dougkwan@google.com>
1097 * lto.c (vec.h, bitmap.h, pointer-set.h, ipa-prop.h, ggc.h,
1098 gt-lto-lto.h): New includes.
1099 (lto_materialize_function): Do not read in function body in WPA mode.
1100 Format a line to fit in 80 columns.
1101 (lto_cgraph_node_sets): New garbage collected variable.
1102 (lto_1_to_1_map, lto_add_all_inlinees, lto_wpa_write_files):
1104 (lto_main): Initialize bitmap obstack. Add code to handle WPA mode.
1105 * Make-lang.in (LTO_H): Replace filename lto-section-in.h with
1106 variable LTO_SECTION_IN_H.
1107 (lto/lto.o): Include gt-lto-lto-c.h ggc.h ,VEC_H, BITMAP_H,
1108 pointer-set.h and IPA_PROP_H. Also replace filename lto-section-in.h
1109 with variable LTO_SECTION_IN_H.
1110 * config-lang.in (gtfiles): Add lto/lto.c.
1111 * lto-symtab.c (lto_symtab_merge_decl): Set DECL_CONTEXT of
1112 merged DECL_RESULT correctly.
1114 2008-08-26 Bill Maddox <maddox@google.com>
1116 * lto-lang.c Include tree-gimple.h.
1117 (lto_mark_addressable): Call mark_addressable rather than
1119 (lto_post_options): Suppress debug info generation.
1120 * Make-lang.in: Add dependency of lto-lang.o on tree-gimple.h.
1122 2008-08-25 Bill Maddox <maddox@google.com>
1124 * lto-symtab.c (lto_symtab_merge_decl): Remove a suspect
1125 assertion and leave an explanatory comment in its place.
1127 2008-08-21 Doug Kwan <dougkwan@google.com>
1129 * lto.c (preload_common_nodes): Call lto_get_common_nodes to get a list
1130 of common nodes instead of computing locallly.
1131 (lto_read_in_decl_state): New.
1132 (lto_read_decls): Change code for udpate in struct lto_decl_header.
1133 Read global and per-function in-decl states.
1134 * Make-lang.in (LTO_H): Update dependency.
1136 (lto-symtab.c): Merge (revision 139039)
1137 * lto-symtab.c (lto_symtab_merge_decl): Merge DECL_RESULT.
1139 2008-08-21 Rafael Espindola <espindola@google.com>
1141 * config-lang.in (target_libs): New.
1143 2008-08-20 Bill Maddox <maddox@google.com>
1145 * lto.c (current_lto_file): Remove GTY marker from static
1146 variable. Remove include of file gt-lto-lto.h.
1147 * Make-lang.in: Remove dependency of lto/lto.o on
1149 * lto-elf.c (lto_file_close): Removed.
1150 (lto_elf_file_open): Use XCNEW instead of GGC_CNEW to
1151 allocate lto_elf_file object.
1152 (lto_elf_file_close): Free lto_elf_file object after close.
1153 * lto.h (struct lto_file_struct): Remove GTY marker.
1154 * config-lang.in: Remove lto/lto.h and lto/lto.c from
1157 2008-08-20 Bill Maddox <maddox@google.com>
1159 * lto.c (lto_read_decls): Provide dummy argument to input_tree
1160 to conform to its new signature.
1161 * lto-symtab.c (lto_symtab_merge_decl): Do not invoke ggc_free
1162 on discarded node here, now called in global_vector_fixup.
1164 2008-08-09 Bill Maddox <maddox@google.com>
1166 * lto.c (preload_common_nodes): Verify that fileptr_type_node
1167 has not been set to a front-end-specific value.
1169 2008-08-05 Doug Kwan <dougkwan@google.com>
1171 * Make-lang.in (lto-symtab.o): Add missing dependencies to fix
1174 2008-07-30 Bill Maddox <maddox@google.com>
1176 * lto.c (lto_materialize_function): Call lto_original_decl_name.
1177 Remove obsolete comments.
1178 (lto_read_decls): Remove initialization of deleted field data_in.global.
1180 (lto_main): Remove redundant initialization of section_hash_table.
1181 * lto-elf.c: Removed obsolete comments.
1182 * lto.h: Tidy up comments.
1183 * lto-symtab.c (lto_least_common_multiple): New function.
1184 (lto_symtab_merge_decl): Merge variable alignments in some cases.
1187 2008-07-25 Diego Novillo <dnovillo@google.com>
1188 Bill Maddox <maddox@google.com>
1190 * lto.c: Re-order include files.
1191 Include lto-section-out.h.
1192 (preload_common_nodes): Add debugging output.
1193 Add new local INDEX_TABLE.
1194 Call preload_common_node.
1195 * Make-lang.in (lto.o): Add dependency on lto-section-out.h
1197 2008-07-13 Bill Maddox <maddox@google.com>
1199 * lto.c (lto_read_decls): Cast pointer to const char * to avoid
1200 unwanted scaling during pointer addition.
1202 2008-07-11 Bill Maddox <maddox@google.com>
1203 Diego Novillo <dnovillo@google.com>
1205 * lto.c (lto_read_decls): Fix C++ compatibility warnings.
1206 Make code const-correct.
1207 (lto_file_read): Fix C++ compatibility warnings.
1208 (lto_read_section_data): Fix C++ compatibility warnings.
1209 (lto_get_section_data): Use CONST_CAST to avoid warning when
1210 const pointer passed to free.
1211 * lto-elf.c (lto_elf_build_section_table): Fix C++
1212 compatibility warnings.
1213 (lto_elf_append_data): Fix C++ compatibility warnings. Use CONST_CAST
1214 to avoid warning assigning const pointer to d_buf field of Elf_Data.
1215 (lto_get_current_out_file): Fix C++ compatibility warnings.
1217 2008-07-11 Diego Novillo <dnovillo@google.com>
1219 * Make-lang.in (lto-warn): Define.
1221 2008-07-03 Simon Baldwin <simonb@google.com>
1223 * lto.c (lto_read_decls): Wrapped debug-only data items within #ifdef
1224 LTO_STREAM_DEBUGGING.
1226 2008-06-27 Ollie Wild <aaw@google.com>
1228 * lto-elf.c (lto-section-out.h): New include.
1229 (struct lto_elf_file): Remove bits member. Add scn, shstrtab_stream,
1231 (cached_file_attrs): New static variable.
1232 (lto_elf_get_shdr, lto_elf_free_shdr): Remove elf_file parameter.
1233 Use cached_file_attrs for checking bits.
1234 (lto_elf_build_section_table): Remove elf_file argument from
1235 lto_elf_get_shdr and lto_elf_free_shdr calls.
1236 (DEFINE_INIT_SHDR): New macro.
1237 (init_shdr32, init_shdr64): New functions defined via the
1238 DEFINE_INIT_SHDR macro.
1239 (lto_elf_begin_section_with_type): New function.
1240 (lto_elf_begin_section): New function.
1241 (lto_elf_append_data): New function.
1242 (lto_elf_end_section): New function.
1243 (DEFINE_VALIDATE_EHDR): New macro.
1244 (validate_ehdr32, validate_ehdr64): New functions defined via the
1245 DEFINE_VALIDATE_EHDR macro.
1246 (validate_file): New function.
1247 (DEFINE_INIT_EHDR): New macro.
1248 (init_ehdr32, init_ehdr64): New functions defined via the
1249 DEFINE_INIT_EHDR macro.
1250 (init_ehdr): New function.
1251 (lto_elf_file_open): Add support for writable files. Move some
1252 validation logic to validate_file.
1253 (lto_elf_file_close): Add support for writable files. Write file data
1254 and free data blocks.
1255 (current_out_file): New static variable.
1256 (lto_set_current_out_file): New function.
1257 (lto_get_current_out_file): New function.
1258 * lto.c (lto_main): Add writable argument to lto_elf_file_open calls.
1259 Add temporary initialization for testing ELF serialization.
1260 * lto.h (lto-section-out.h): New include.
1261 (struct lto_file_struct): Slight modification to comment.
1262 (lto_elf_file_open): Add writable parameter.
1263 (lto_elf_begin_section): New function declaration.
1264 (lto_elf_append_data): New function declaration.
1265 (lto_elf_end_section): New function declaration.
1266 (lto_set_current_out_file, lto_get_current_out_file): New function
1268 * lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Set as lto_elf_begin_section.
1269 (LANG_HOOKS_APPEND_DATA): Set as lto_elf_append_data.
1270 (LANG_HOOKS_END_SECTION): Set as lto_elf_end_section.
1271 * Make-lang.in (LTO_H): Add lto-section-out.h.
1273 2008-06-12 Ollie Wild <aaw@google.com>
1275 * lto.h (struct lto_file_vtable_struct): Remove.
1276 (struct lto_file_struct): Remove vtable member.
1277 * lto-elf.c (lto_file_init): Remove vtable argument.
1278 (lto_elf_map_optional_lto_section): Remove.
1279 (lto_elf_unmap_section): Remove.
1280 (lto_elf_file_vtable): Remove.
1281 (lto_elf_file_open): Remove lto_elf_file_vtable argument from
1283 (lto_elf_find_section_data): Remove.
1285 2008-06-11 Ollie Wild <aaw@google.com>
1287 * lto.c (lto_file_read): Add const qualifier to data variable.
1289 2008-06-11 Diego Novillo <dnovillo@google.com>
1291 Merge from lto-streamber sub-branch.
1293 2008-06-04 Ollie Wild <aaw@google.com>
1295 * lto.c: Remove inclusion of dwarf2.h and dwarf2out.h.
1296 * Make-lang.in (lto.o): Remove dependency on dwarf2.h.
1298 2008-05-28 Bill Maddox <maddox@google.com>
1300 Replace the DWARF reader in the LTO front-end.
1302 * lto.c: Include lto-tree-in.h, lto-tags.h.
1303 (enum DWARF2_class, DW_cl_constant, struct
1304 DWARF2_form_data, struct lto_context,
1305 lto_fd_init, lto_info_fd_init,
1306 lto_abbrev_fd_init, lto_info_fd_close,
1307 lto_file_init, lto_file_close,
1308 lto_file_corrupt_error, lto_abi_mismatch_error,
1309 LTO_CHECK_INT_VAL, LTO_READ_TYPE,
1310 lto_read_uleb128, lto_read_sleb128,
1311 lto_read_initial_length, lto_abbrev_read_attrs,
1312 lto_abbrev_read, lto_abbrev_read_lookup,
1313 lto_read_section_offset,
1314 lto_read_comp_unit_header, find_cu_for_offset,
1316 lto_resolve_reference,lto_read_form,
1317 attribute_value_as_int,
1318 make_signed_host_wide_int,
1319 attribute_value_as_constant, lto_cache_hash,
1320 lto_cache_eq, lto_cache_store_DIE,
1321 lto_cache_lookup_DIE, lto_find_integral_type,
1322 lto_find_integral_type_1,
1323 LTO_BEGIN_READ_ATTRS_UNCHECKED,
1324 LTO_BEGIN_READ_ATTRS, LTO_END_READ_ATTRS,
1325 lto_unsupported_attr_error, lto_get_identifier,
1326 lto_read_referenced_type_DIE,
1327 lto_read_compile_unit_DIE,
1328 lto_read_array_type_DIE,
1329 lto_read_structure_union_class_type_DIE,
1330 lto_read_enumerator_DIE,
1331 lto_read_enumeration_type_DIE,
1332 lto_read_only_for_child_DIEs,
1333 lto_read_only_for_child_DIEs,
1334 lto_read_member_DIE, lto_read_abbrev,
1335 lto_read_variable_formal_parameter_constant_DIE,
1336 lto_get_body): Removed.
1337 (preload_common_nodes): New function.
1338 (lto_read_decls): Convert for new global streamer.
1339 (lto_materialze_file_data,
1340 lto_read_subroutine_type_subprogram_die,
1341 lto_read_unspecified_parameters_DIE,
1342 lto_read_typedef_DIE,
1343 lto_read_pointer_reference_type_DIE,
1344 lto_read_subrange_type_DIE,
1345 lto_read_base_type_DIE,
1346 lto_read_const_volatile_restrict_type_DIE,
1347 lto_read_namespace_DIE,
1348 lto_read_unspecified_type_DIE, lto_read_DIE,
1349 lto_read_child_DIEs, lto_collect_child_DIEs):
1351 (lto_info_read, lto_set_cu_context): Removed.
1352 (lto_file_read): Convert for new global streamer.
1353 (lto_resolve_type_ref, lto_read_DIE_at_ptr,
1354 lto_resolve_var_ref, lto_resolve_fn_ref,
1355 lto_resolve_field_ref, lto_resolve_typedecl_ref,
1356 lto_resolve_namespacedecl_ref): Removed.
1357 (lto_file_init, lto_file_close): Moved to lto-elf.c.
1358 * lto-tree.h (lto_symtab_merge_var,
1359 lto_symtab_mergee_fun): Declare here.
1360 * lto-elf.c (lto_file_init, lto_file_close): Moved from lto.c.
1361 (lto_elf_file_open): Removed code to read DWARF debug sections.
1362 * lto.h (lto_context, DWARF2_attr, DWARF2_abbrev,
1363 DWARF2_CompUnit, lto_die_ptr,
1364 lto_die_cache_entry, lto_fd, lto_info_fd,
1365 lto_abbrev_fd): Removed.
1366 (lto_file): Removed debug_info and debug_abbrev fields.
1368 (lto_file_init, lto_file_close,
1369 lto_resolve_type_ref, lto_resolve_var_ref,
1370 lto_resolve_fn_ref, lto_resolve_field_ref,
1371 lto_resolve_typedecl_ref,
1372 lto_resolve_namespacedecl_ref,
1373 lto_get_file_name): Removed declarations.
1374 (lto_symtab_merge_var, lto_symtab_merge_fn):
1375 Declarations moved to lto-tree.h.
1376 * lto-symtab.c (lto_compatible_attributes_p):
1377 Lobotomize this, as it barfs on "Hello, world!".
1378 * lto-section-out.c: Include lto-tree-out.h.
1379 (lto_hash_global_slot_node,
1380 lto_eq_global_slot_node, preload_common_nodes,
1381 write_global_stream, write_global_references):
1383 (produce_asm_for_decls): Convert for new global streamer.
1384 * lto-section-out.h (lto_hash_global_slot_node,
1385 lto_eq_global_slot_node): Declare.
1387 2008-06-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1388 Jan Hubicka <jh@suse.cz>
1390 * lto.c (sys/mman.h, tree-pass.h): New includes.
1391 (lto_materialize_constructors_and_inits,
1392 lto_materialize_function): Keeps length of section.
1393 (lto_materialize_cgraph): Removed.
1394 (lto_read_decls): Initialize fd field.
1395 (lto_file_read): Different return type and removed much code to
1397 (page_mask): New variable.
1398 (lto_read_section_data, get_section_data, free_section_data): New
1400 (lto_main): Now calls pass manager, sets the hooks so that the ipa
1401 passes can get the section data.
1403 2008-05-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1405 * lto.h (lto_read_decls): Made local.
1406 (lto_input_function_body, lto_input_constructors_and_inits,
1407 lto_input_cgraph): Declarations moved to lto-section-in.h.
1408 * lto-section-in.c: Moved to .. .
1409 * lto-cgraph-in.c: Ditto.
1410 * lto-section-in.h: Ditto.
1411 * lto-function-in.c: Ditto.
1412 * lto-lang.c (lto_handle_option): Added ATTRIBUTE_UNUSED to parms.
1413 (lto_insert_block): Removed.
1414 (LANG_HOOKS_INSERT_BLOCK): Removed.
1415 * Make-lang.in (lto-cgraph-in.o, lto-function-in.o,
1416 lto-section-in.o): Rules moved to lto/Makefile.in.
1419 2008-05-16 Ollie Wild <aaw@google.com>
1421 * lto-lang.c (tree-inline.h): Include.
1422 (lto_post_options): New function.
1423 (LANG_HOOKS_POST_OPTIONS): Define.
1424 * lto-cgraph-in.c (overwrite_node): Set node->global.insns.
1425 * lto-function-in.c (input_bb): Set TREE_BLOCK (stmt).
1427 2008-05-13 Diego Novillo <dnovillo@google.com>
1429 * lto-function-in.c (input_ssa_names): Call
1430 make_ssa_name_fn instead of make_ssa_name.
1432 2008-05-12 Diego Novillo <dnovillo@google.com>
1434 * lto-cgraph-in.c (overwrite_node): Update references to
1435 inline summary fields.
1436 * lto-function-in.c (input_expr_operand): Do not handle
1439 2008-05-09 Ollie Wild <aaw@google.com>
1441 * lang.opt: New file.
1442 * lto-lang.c (lto_init_options): New function.
1443 (lto_handle_option): New function.
1444 (lto_init): Move initialization of flag_unit_at_a_time to
1446 (LANG_HOOKS_INIT_OPTIONS): Define.
1447 (LANG_HOOKS_HANDLE_OPTION): Define.
1449 2008-04-29 Ollie Wild <aaw@google.com>
1451 * lto.c (lto_read_namespace_DIE): New function.
1452 (lto_read_DIE): Add lto_read_namespace_DIE callback. Cache
1453 NAMESPACE_DECL DIE's.
1454 (lto_resolve_namespacedecl_ref): New function.
1455 * lto.h (lto_resolve_namespacedecl_ref): New function.
1456 * lto-section-in.c (lto_read_decls): Read namespace declarations.
1457 * lto-section-in.h (struct lto_file_decl_data): Add namespace_decls
1458 and num_namespace_decls.
1459 * lto-function-in.c (input_expr_operand): Add NAMESPACE_DECL case.
1460 * lto-lang.c (lto_init_ts): New function.
1461 (LANG_HOOKS_INIT_TS): Set as lto_init_ts.
1463 2008-04-16 Ollie Wild <aaw@google.com>
1465 * lto-function-in.c (input_type_ref): Updated function description.
1467 2008-04-16 Ollie Wild <aaw@google.com>
1469 * lto-function-in.c (input_type_ref_1): New function.
1470 (input_type_ref): Split into two functions.
1471 (input_function): Add support for type contexts.
1473 2008-04-16 Ollie Wild <aaw@google.com>
1475 * lto.c (lto_materialize_function): Use DECL_ASSEMBLER_NAME to compute
1478 2008-04-16 Ollie Wild <aaw@google.com>
1480 * lto.c (lto_read_compile_unit_DIE): Add DW_LANG_C_plus_plus to the
1481 list of supported languages.
1483 2008-03-25 Kenneth Zadeck <zadeck@naturalbridge.com>
1485 Merge with mainline @133491.
1487 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1488 Jan Hubicka <jh@suse.cz>
1490 * lto.c (lto_info_fd_init, lto_info_fd_close): Get rid of
1491 fd->unmaterialized_fndecls.
1492 (lto_get_file_name, lto_materialize_cgraph): New function.
1493 (lto_materialize_constructors_and_inits,
1494 lto_materialize_function): Read info directly from elf file.
1495 (lto_file_read): Made local and initialize dictionary so that
1496 other lto sections can be read without reprocessing the elf file.
1497 (lto_main): Read all functions after all files have been processed
1498 for their types, globals and cgraph.
1499 * Make-lang.in (lto.o, lto-cgraph-in.c, lto-section-in): Changed
1501 * lto-elf.c (lto_elf_file): Removed strtab, symtab fields.
1502 (hash_name, eq_name, lto_elf_build_section_table): New functions.
1503 (lto_elf_read_symtab): Removed function.
1504 (lto_elf_file_open): Removed call to lto_elf_read_symtab.
1505 * lto.h (lto_info_fd_struct): Removed unmaterialized_fndecls.
1506 (lto_file_read): Made local.
1507 (lto_get_file_name, lto_elf_build_section_table,
1510 * lto-section-in.c (lto_read_section_data, lto_get_section_data):
1512 (lto_read_decls): Get the file name.
1513 * lto-cgraph-in.c: New file.
1514 * lto-function-in.c (tag_to_expr): Stops at LTO_tree_last_tag.
1515 (input_expr_operand, lto_read_body): Set lto_debug_context.tag_names.
1516 (input_labels): Fixed latent sizeof issue.
1517 (input_function): Build stmt array to set call sites into cgraph
1519 (lto_read_body): Reset cfun->curr_properties.
1520 * lto_section_in.h (lto_section_slot): New structure.
1521 (section_hash_table.lto_file_decl_data): New field.
1524 2008-02-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1526 * lto.c (lto_read_variable_formal_parameter_const): Remove code to
1527 reconstruct static initializers.
1528 (lto_get_body, lto_materialize_function): Add lto_section_type as
1530 (lto_materialize_constructors_and_inits,
1531 lto_materialize_file_data): New function.
1532 (lto_materialize_function,
1533 lto_read_subroutine_type_subprogram_DIE): Renamed unmap_fn_body to
1534 unmap_section and map_fn_body to map_section.
1535 (lto_set_cu_context): Process functions and static inits
1537 * Make-lang.in (LTO_H, lto/lto-function-in.o,
1538 lto/lto-section-in.o): Update dependencies.
1539 * lto/lto-elf.c (lto_elf_map_optional_lto_section): Add
1540 lto_section_type parameter.
1541 (lto_elf_unmap_fn_body): Renamed to lto_elf_unmap_section.
1542 * lto.h (lto_file_vtable_struct): Removed two of the fields and
1543 renamed the other two so that there is only one map function and
1544 one unmap function and each takes a section type parameter.
1545 (lto_read_function_body): Renamed to lto_input_function_body and
1546 added file_data parameter.
1547 (lto_read_var_init): Removed.
1548 (lto_input_constructors_and_inits): New function.
1549 * lto-section-in.c (lto_read_decls): New function.
1550 * lto-function-in.c (data_in): Moved fields field_decls, fn_decls,
1551 var_decls, type_decls, types to lto_file_decl_data.
1552 (input_type_ref, input_expr_operand, lto_read_body): Get
1553 field_decls, fn_decls, var_decls, type_decls, types from different
1555 (input_globals, input_constructor, lto_read_var_init): Removed.
1556 (input_constructors_or_inits): New function.
1557 (lto_read_function_body, lto_input_constructors_and_inits):
1558 Renamed to lto_input_function_body and takes file_data parameter.
1559 * lto-section-in.h (lto_file_decl_data): New structure.
1561 2008-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1563 * lto-function-in.c (input_globals.c): Changed input type to
1564 lto_function_header.
1565 (input_bb): Removed code to deserialize the stmt number.
1566 (input_function): Renumber all stmts after they are input.
1567 (lto_read_body, lto_read_function_body, lto_read_var_init):
1568 Changed to used new header format and enum section_type.
1569 *lto-lang.c (success): Removed.
1571 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1573 * lto-elf.c (lto_elf_lookup_sym): Remove unused function.
1574 (lto_elf_free_sym): Likewise.
1576 * lto-elf.c (lto_elf_read_var_init): Remove unused function.
1577 (lto_elf_build_init): Likewise.
1579 2008-01-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1581 * lto-read.c: Renamed to lto-function-in.c.
1582 (input_1_unsigned): Moved to lto-section-in.c and renamed
1583 lto_input_1_unsigned.
1584 (input_uleb128): Moved to lto-section-in.c and renamed
1586 (input_widest_uint_uleb128): Moved to lto-section-in.c and renamed
1587 lto_input_widest_uint_uleb128.
1588 (input_sleb128): Moved to lto-section-in.c and renamed
1590 (input_integer): Moved to lto-section-in.c and renamed
1592 (debug_in_fun): Moved to lto-section-in.c and renamed
1594 (input_block): Moved to lto-section-in.h and renamed
1596 (input_expr_operand): Fixed to allow lists with more than one
1598 * lto-section-in.h: New file.
1599 * lto-section-in.c: New file with changes from above.
1600 * Make-lang.in (lto-read.o): Renamed lto-function-in.c.
1601 (lto-section-in.o): New rule.
1603 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1605 * lto-read.c (input_expr_operand): Mark static and external
1606 VAR_DECLs as needed.
1608 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1610 * lto-read.c (input_integer): Use the correct shift amount.
1612 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1614 * lto-lang.c (lto_pushdecl): Do nothing instead of aborting.
1615 (LANG_HOOKS_NAME): Define.
1617 2007-12-27 Nathan Froyd <froydnj@codesourcery.com>
1619 * lto.c (lto_find_integral_type): Define as a macro. Rename the
1620 original function to...
1621 (lto_find_integral_type_1): ...this. Consult UNSIGNEDP if we
1622 don't have a base type.
1623 (lto_read_enumeration_type_DIE): Examine the values of the
1624 enumeration to determine whether we can use an unsigned type for
1625 the base type of the enumeration.
1627 2007-12-24 Nathan Froyd <froydnj@codesourcery.com>
1629 * lto.c (lto_read_structure_union_class_type_DIE): Set TYPE_MODE
1630 and TYPE_ALIGN on UNION_TYPEs as soon as possible.
1632 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1634 * lto-lang.c (lto_types_compatible_p): New function.
1635 (LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
1637 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1638 Kenneth Zadeck <zadeck@naturalbridge.com>
1640 * lto-read.c (input_expr_operand): Fixed uninitialize var warning.
1641 (input_local_vars): Read in DECL_INITIAL and context for local
1642 statics that need to be put in unexpanded_vars_list.
1644 2007-12-21 Nathan Froyd <froydnj@codesourcery.com>
1646 * lto-read.c (input_real): Use a separate null-terminated buffer
1647 for calling real_from_string.
1648 (input_expr_operand): If we take the address of a FUNCTION_DECL,
1649 tell cgraph that it's needed.
1651 2007-12-19 Doug Kwan <dougkwan@google.com>
1653 * lto.c (lto_read_base_type_DIE): Handle complex integer types.
1655 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1657 * lto.c (lto_read_DIE): Call lto_read_only_for_child_DIEs instead.
1658 (lto_file_read): Reset the members of 'context' every time we read
1659 a toplevel DIE, with special attention to last_param_type.
1661 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1663 * lto.c (lto_read_subroutine_type_subprogram_DIE): Initialize
1664 'declaration'. Set the assembler name for non-public functions.
1666 2007-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1668 * lto_read.c (data_in.unexpanded_indexes): New array.
1669 (input_local_var): Added code to read in unexpanded_var_list
1670 indexes for variables. Only read in DECL_CHAIN field for
1672 (input_local_vars): Added code to rebuild unexpanded_var_list in
1673 order using unexpanded_indexes.
1674 (input_function): Added code to set DECL_CONTEXT for functions.
1676 2007-12-13 Doug Kwan <dougkwan@google.com>
1678 * lto.c (lto_read_pointer_reference_type_DIE): Handle optional name
1679 in pointer and reference types.
1681 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1683 * lto-read.c (input_expr_operand): Use DECL_RESULT when reading a
1686 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1688 * lto.c (lto_read_array_type_DIE): Return the cached DIE if we've
1689 already read the DIE.
1690 (lto_get_body): New function, split out from...
1691 (lto_materialize_function): ...here. Call it.
1692 (lto_read_subroutine_type_subprogram_DIE): Call lto_get_body to
1693 determine DECL_EXTERNAL.
1694 * lto-symtab.c (lto_symtab_merge_decl): Merge the DECL_RESULTs of
1695 FUNCTION_DECLs when necessary. Use the type of the actual
1696 function definition if we are unable to easily merge types. Ignore
1697 spurious DECL_MODE mismatches on VAR_DECLs. Merge DECL_MODEs when
1700 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1702 * lto-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1704 2007-12-12 Bill Maddox <maddox@google.com>
1707 2007-12-07 Bill Maddox <maddox@google.com>
1709 * lto.c (lto_str_fd_init): New function.
1710 (lto_str_fd_close): New function.
1711 (lto_file_init): Call lto_str_fd_init.
1712 (lto_file_close): Call lto_str_fd_close.
1713 (lto_str_read): New function. Read debug string table.
1714 (lto_str_lookup): New function. Get string for debug
1715 string table offset.
1716 (lto_read_form): Recognize DW_FORM_strp.
1717 (lto_file_read): Invoke lto_str_read.
1719 * lto-elf.c (lto_elf_file_open): Read raw section data
1720 for the .debug_str section, if present.
1722 * lto.h (struct lto_str_fd_struct): New struct.
1723 (struct lto_file_struct): Added new field DEBUG_STR
1724 to hold the file descriptor for the debug string table.
1726 2007-12-07 Bill Maddox <maddox@google.com>
1728 * lto.c (lto_str_fd_init): New function.
1729 (lto_str_fd_close): New function.
1730 (lto_file_init): Call lto_str_fd_init.
1731 (lto_file_close): Call lto_str_fd_close.
1732 (lto_str_read): New function. Read debug string table.
1733 (lto_str_lookup): New function. Get string for debug
1734 string table offset.
1735 (lto_read_form): Recognize DW_FORM_strp.
1736 (lto_file_read): Invoke lto_str_read.
1738 * lto-elf.c (lto_elf_file_open): Read raw section data
1739 for the .debug_str section, if present.
1741 * lto.h (struct lto_str_fd_struct): New struct.
1742 (struct lto_file_struct): Added new field DEBUG_STR
1743 to hold the file descriptor for the debug string table.
1745 2007-12-07 Nathan Froyd <froydnj@codesourcery.com>
1747 * lto-read.c (input_cfg): Call init_empty_tree_cfg_for_function.
1748 Grow the basic_block_info and label_to_block_map vectors if
1749 necessary. Read in the block chain.
1751 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1753 * lto.c (lto_read_DIE): Set TYPE_ALIAS_SET where necessary.
1755 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1757 * lto.c (lto_read_form): Add DW_cl_address for DW_AT_const_value.
1759 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1761 * lto-read.c (input_expr_operand): Don't check for MTAGs.
1762 (lto_read_body): Don't declare PROP_alias.
1764 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1766 * lto-symtab.c (lto_symtab_merge_decl): Handle FUNCTION_DECLs without
1767 argument type information.
1769 2007-12-03 Nathan Froyd <froydnj@codesourcery.com>
1771 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1772 TREE_THIS_VOLATILE if the associated type is a volatile type.
1773 (lto_materialize_function): Remove call to init_ssa_operands.
1774 * lto-read.c (input_expr_operand): Add SSA_NAME_VAR as a referenced
1775 variable when reading an SSA_NAME. Do the same when reading a
1776 RESULT_DECL, a RETURN_EXPR, or an MTAG.
1777 (input_cfg): Call init_ssa_operands.
1778 (input_ssa_names): Set the default def of an SSA_NAME if necessary.
1779 Move call to init_tree_ssa...
1780 (lto_read_body): ...here. Use push_cfun and pop_cfun. Call
1781 add_referenced_var on any variables referenced from the body of the
1782 function. Inform the rest of the compiler we are in SSA form and
1783 inform later passes about the current properties.
1785 2007-11-30 Nathan Froyd <froydnj@codesourcery.com>
1787 * lto.c (lto_materialize_function): Add FIXME.
1789 2007-11-29 Nathan Froyd <froydnj@codesourcery.com>
1791 * lto-lang.c (enum built_in_attribute): New enum.
1792 (flag_no_builtin, flag_no_nonansi_builtin, flag_isoc94, flag_isoc99,
1793 built_in_attributes): New variables.
1794 (def_builtin_1): New function.
1795 (lto_define_builtins): #define DEF_BUILTIN and include builtins.def.
1797 2007-11-28 Nathan Froyd <froydnj@codesourcery.com>
1799 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1800 DECL_SOURCE_LOCATION for debugging purposes.
1801 (lto_read_member_DIE): Set DECL_SOURCE_LOCATION. If we have read a
1802 bitfield, use the type specified by the DIE for TREE_TYPE and defer
1803 laying out the decl until later.
1804 (lto_read_subroutine_type_subprogram_DIE): Compare the function's
1805 name with DECL_ASSEMBLER_NAME. Set DECL_SOURCE_LOCATION and
1807 * lto-read.c (input_expr_operand): Set TREE_ADDRESSABLE on the
1808 operand of an ADDR_EXPR.
1809 * lto-lang.c (enum lto_builtin_type): New enum.
1810 (builtin_type): New typedef.
1811 (builtin_types, string_type_node, const_string_type_node,
1812 wint_type_node, intmax_type_node, uintmax_type_node,
1813 signed_size_type_node): New variables.
1814 (def_fn_type, builtin_type_for_size, lto_define_builtins,
1815 lto_build_c_type_nodes): New functions.
1816 (lto_init): Initialize builtin types.
1817 (lto_set_decl_assembler_name): Let the target machine mangle the
1818 name if the decl is TREE_PUBLIC, otherwise uniquify it.
1820 2007-11-21 Nathan Froyd <froydnj@codesourcery.com>
1822 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Don't
1823 set TREE_ADDRESSABLE. Do set DECL_COMDAT. Set TREE_READONLY if
1824 the type is a constant type. Set the assembler name and inform
1825 the rest of the compiler about the new decl if the decl is not
1827 (lto_read_subroutine_type_subprogram_DIE): Don't check for equivalency
1828 of DECL_ASSEMBLER_NAME when determining if we have a builtin. Don't
1829 try to read in function bodies for functions that already have bodies.
1830 * lto-symtab.c (lto_same_type_p): Check for unbounded array
1832 (lto_symtab_merge_decl): Don't merge decls that aren't TREE_PUBLIC.
1833 Check for whether we matched a builtin function type before calling
1834 lto_same_type_p on the generated type. Permit cases where the
1835 declaration of an array is unbounded, but the definition is bounded.
1836 Don't combine TREE_PUBLIC flags. Copy over DECL_SIZE and
1837 DECL_SIZE_UNIT if necessary.
1839 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1841 * lto-read.c (input_expr_operand): Get types right
1844 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1846 * lto-read.c (make_new_block, input_cfg): Properly set
1849 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1851 * lto.c (lto_read_array_type_DIE): Handle DIEs with DW_AT_GNU_vector
1852 set properly by building a VECTOR_TYPE instead of an ARRAY_TYPE.
1854 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1856 * lto.c (lto_read_base_type_DIE): Use make_bitfield_integer_type to
1857 construct the integer type for bitfields.
1859 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1861 * lto-read.c (data_in.current_node_has_loc): Removed.
1862 (input_line_info): Returns true if node needs line set.
1863 (set_line_info): Always sets line if called.
1864 (clear_line_info): Removed reference to current_node_needs_loc.
1865 (input_expr_operand): Keeps track locally if current node needs a loc.
1866 (input_local_var): Added code to handle DECL_INITIAL for
1867 static local vars. Only set loc if necessary.
1869 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1871 * lto.c (lto_read_subroutine_type_subprogram_DIE): Fix thinko'd
1874 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1876 * lto.c: Include langhooks.h.
1877 (lto_find_integral_type): Rework logic to handle the case where
1878 got_byte_size is true, but the bitsize requested and that of the
1879 base_type doesn't match.
1880 (lto_read_variable_formal_parameter_constant_DIE): Only check for
1881 asm_name if we are creating a VAR_DECL.
1882 (lto_materialize_function): Set DECL_EXTERNAL if we can't find a
1884 (lto_read_subroutine_type_subprogram_DIE): Check for a builtin
1885 function reference and use the builtin's decl if so. Set the
1886 DECL_CONTEXT of the RESULT_DECL for the function.
1887 * lto-lang.c (registered_builtin_fndecls): New variable.
1888 (lto_getdecls): Return it.
1889 (lto_builtin_function): Chain the new decl onto
1890 registered_builtin_fndecls.
1892 2007-11-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1894 * lto-read.c (process_tree_flags, lto_static_init_local):
1895 Renamed to ADD_CLASS_EXPR_FLAG. ADD_CLASS_DECL_FLAG New Macro.
1896 (input_line_info, clear_line_info): Fixed new line number code.
1897 (input_expr_operand): Added type to SWITCH_EXPR.
1898 (lto_read_body): Properly initialized data_in.
1899 Clear line info when leaving.
1901 2007-11-13 Diego Novillo <dnovillo@google.com>
1903 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
1904 Initialize ARTIFICIAL.
1905 (lto_read_subroutine_type_subprogram_DIE): Initialize
1907 * lto-read.c (set_line_info): Remove ; from calls to
1908 LINEMAP_POSITION_FOR_COLUMN.
1910 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1912 * lto-read.c (input_type_ref): Renamed from get_type_ref.
1913 (input_expr_operand, input_local_var): Renamed get_type_ref to
1915 (input_expr_operand): Get the types correct for
1916 vector-cst. Get SSA_NAME_DEF_STMT correct for return_exprs.
1918 2007-11-13 Doug Kwan <dougkwan@google.com>
1920 * lto-read.c (input_widest_uint_uleb128): New function.
1921 (input_tree_flags, process_tree_flags, input_line_info,
1922 input_expr_operand, input_local_var, input_phi, input_ssa_names):
1923 Change to use lto_flags_type and BITS_PER_LTO_FLAGS_TYPES instead of
1924 unsigned HOST_WIDE_INT and HOST_BITS_PER_WIDE_INT.
1925 (lto_static_init_local): Add code to assert that lto_flags_type is
1928 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1930 * lto.c (lto_read_array_type_DIE): Handle DW_AT_GNU_vector.
1931 (lto_read_subroutine_type_subprogram_DIE): Handle
1932 DW_AT_static_link and DW_AT_specification. Return the
1933 specification if present.
1934 (lto_read_base_type_DIE): Handle DW_ATE_complex_float.
1936 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1938 * lto-lang.c: Include target.h.
1939 (registered_builtin_types): New variable.
1940 (lto_type_for_mode): Increase number of modes handled.
1941 (lto_builtin_function): Fix argument list and return the decl.
1942 (lto_register_builtin_type): New function.
1943 (lto_init): Initialize target builtins and language-independent
1945 (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define.
1947 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1949 * lto-read.c (input_expr_operand): Added code to properly handle
1950 index filed. Added new RANGE_EXPR case.
1952 2007-11-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1954 * lto-read.c (ADD_FUNC_FLAG): Deleted macro.
1955 (data_in): Added current_node_has_loc field.
1956 (input_line_info, set_line_info, clear_line_info): Added a support
1957 for USE_MAPPED_LOCATION and not adding line numbers to nodes that
1958 did not have on on the source side.
1959 (input_expr_operand): Make sure that GIMPLE_MODIFY_STMTS get line
1962 2007-11-09 Doug Kwan <dougkwan@google.com>
1964 * lto-read.c (input_expr_operand): Change type of operand 2 of
1965 BIT_FIELD_REF expression to be bitsizetype instead of sizetype.
1967 2007-11-09 Nathan Froyd <froydnj@codesourcery.com>
1969 * lto.c: Include lto-tree.h. Effect small spaces->tabs cleanup.
1970 (lto_read_variable_formal_parameter_constant_DIE): Transfer bits
1971 from a DW_AT_specification or DW_AT_abstract_origin attribute to
1972 the new decl we are creating. Move informing the middle end about
1974 (lto_main): ...here. Inform the middle end about global variables
1975 after we have read in all the input files.
1976 * lto-symtab.c (lto_symtab_merge_decl): We really do need to merge
1977 variables with internal linkage, so delete the check for internal
1978 linkage. Combine TREE_PUBLIC flags.
1980 2007-11-08 Nathan Froyd <froydnj@codesourcery.com>
1982 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
1984 * lto-symtab.c (lto_symtab_merge_decl): Handle redefinition of a
1985 builtin specially. Move check for attribute compatibility
1988 2007-11-07 Nathan Froyd <froydnj@codesourcery.com>
1990 * Make-lang.in (lto/lto.o): Depend on gt-lto-lto.h.
1991 * config-lang.in (gtfiles): Add lto.h and lto.c.
1992 * lto-elf.c: Include ggc.h.
1993 (lto_elf_file_open): Allocate elf_file from GC memory.
1994 * lto.c: Include tree-ssa-operands.h and gt-lto-lto.h
1995 (lto_info_fd_init): Allocate the die_cache and unmaterialized_fndecls
1997 (lto_info_fd_close): Free unmaterialized_fndecls from GC memory.
1998 (lto_file_close): Free file from GC memory.
1999 (lto_cache_store_DIE): Allocate the new entry in GC memory.
2000 (lto_read_member_DIE): Fix declaration.
2001 (lto_read_subroutine_type_subprogram_DIE): unmaterialized_fndecls lives
2003 (current_lto_file): New variable.
2005 (DWARF2_attr, DWARF2_abbrev, lto_die_ptr, DWARF2_CompUnit,
2006 lto_die_cache_entry): Move to...
2007 * lto.h: ...here and add GTY markers as appropriate. Delete forward
2008 declarations accordingly.
2009 (struct lto_file_struct): Declare.
2010 (lto_file_vtable): Use it instead of lto_file.
2012 2007-11-06 Alon Dayan <alond@il.ibm.com>
2013 Kenneth Zadeck <zadeck@naturalbridge.com>
2015 * lto-read.c (process_flags, lto_static_init_local):
2016 read flags of VAR_DECL and FUNCTION_DECL of size>1.
2017 change global array num_flags_for_code to flags_length_for_code.
2018 (set_line_info): Make decls work in USE_MAPPED_LOCATION mode.
2020 2007-11-05 Nathan Froyd <froydnj@codesourcery.com>
2022 * lto.c (lto_read_structure_union_class_type_DIE): Use proper record
2023 layout functions to compute information about the newly constructed
2026 2007-11-02 Nathan Froyd <froydnj@codesourcery.com>
2028 * lto-read.c (input_expr_operand): Change the LTO_return_expr1
2029 case to use DECL_RESULT if necessary.
2031 2007-11-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2033 * lto-read.c (input_tree_list): Removed.
2034 (input_tree_flags): Added parameter to force flags no matter what
2036 (input_expr_operand): Added parameter to input_tree_flags.
2037 Added case for IDENTIFIER_NODE and TREE_LIST. Changed ASM to call
2038 input_expr_operand rather than input_tree_lists.
2039 (input_local_var): Use input_expr_operand to read attributes
2040 rather then input_tree_list.
2041 (input_phi, input_ssa_names): Added parameter to input_tree_flags.
2043 2007-10-31 Nathan Froyd <froydnj@codesourcery.com>
2045 * lto.c (lto_read_typedef_DIE): Fix comment typo.
2046 (lto_resolve_typedecl_ref): Fetch the referred-to type and build a fake
2048 * lto-read.c (lto_read_body): Use correct sizes for calculating
2049 type_decls_offset and types_offset.
2051 2007-10-30 Nathan Froyd <froydnj@codesourcery.com>
2053 * lto-tree.h (union lang_tree_node): Change GTY description to chain
2055 * config-lang.in (gtfiles): Add lto-lang.c.
2056 * lto-lang.c: Include gt-lto-lto-lang.h.
2057 * Make-lang.in (lto/lto-lang.o): Add dependency on gt-lto-lto-lang.h
2058 (lto/lto-symtab.o): Depend on LTO_H instead of TREE_H.
2059 (lto/lto-read.o): Likewise.
2061 2007-10-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2063 * lto-read.c (data_in): Added type_decls and current_col fields.
2064 (string_slot): New type to hold canonized file name.
2065 (hash_string_slot_node, eq_string_slot_node, canon_file_name,
2066 input_line_info, set_line_info, clear_line_info): New functions.
2067 (file_name_hash_table): New hash table.
2068 (input_local_var, input_labels, input_local_vars_index,
2069 input_local_var, input_local_vars, input_ssa_names): Reorganized parameters.
2070 (input_uleb128): Changed type of byte var.
2071 (input_expr_operand): Large number of changes to get line numbers
2072 correct. Added TYPE_DECL case.
2073 (input_globals): Added code to get TYPE_DECLs processed.
2074 (input_local_var): Added code to process line numbers and
2075 TREE_CHAIN and DECL_CONTEXT.
2076 (input_function, input_constructor): Added call to
2078 (lto_static_init_local): Added code to get line numbers correct.
2079 (lto_read_body): Added code to get TYPE_DECLS read and to change
2080 parameters to the calls above that had their parms reorganized.
2083 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2085 * lto.h (lto_resolve_typedecl_ref): Declare.
2086 * lto.c (lto_resolve_typedecl_ref): New function.
2088 2007-10-29 Mark Mitchell <mark@codesourcery.com>
2089 Nathan Froyd <froydnj@codesourcery.com>
2091 * lto.c (lto_read_subroutine_type_subprogram_DIE): Read the child
2092 DIEs even if we find an abstract origin for this DIE.
2094 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2096 * lto.c (lto_read_subroutine_type_subprogram_DIE): Build the
2097 RESULT_DECL slightly earlier. Only remember the decl for later
2098 if we successfully merge declarations.
2100 2007-10-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2102 * lto-read.c (input_expr_operand): Give label_values the proper
2103 context and provide switch statements with a default type.
2105 2007-10-23 Nathan Froyd <froydnj@codesourcery.com>
2107 * lto-read.c (lto_read_body): Move call to init_ssa_operands...
2108 * lto.c (lto_materialize_function): ...to here.
2110 2007-10-22 Nathan Froyd <froydnj@codesourcery.com>
2112 * lto.h (struct lto_info_fd): Add field unmaterialized_fndecls.
2113 * lto.c (lto_info_fd_init): Initialize it.
2114 (lto_info_fd_close): Free it.
2115 (lto_materialize_function): New function.
2116 (lto_read_subroutine_type_subprogram_DIE): Save the result decl on
2117 unmaterialized_fndecls.
2118 (lto_file_read): Read in all the function bodies after we have read
2119 all of the DWARF info.
2120 * lto-read.c (lto_read_body): Call init_ssa_operands if we are
2121 reading a function body.
2123 2007-10-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2125 * lto-read.c (input_tree_flags): Renamed from input_flags to be
2126 semetric with output_tree_flags. Added call to log flags.
2127 (process_tree_flags): Renamed from process_flags. Fixed a lot of
2128 type issues to make everything consistent with flags being
2129 unsigned HOST_WIDE_INTS.
2130 (input_expr_operand): Added call to
2131 recompute_tree_invariant_for_addr_expr.
2132 (input_local_var): Added debugging for tree_chains. Now calls
2134 (input_phi): Made flags unsigned HOST_WIDE_INT.
2135 (input_ssa_names): Now calls input_tree_flags.
2136 (lto_read_body): Now sets cfun.
2137 (lto_read_function_body): Now sets current_function_pointer.
2139 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2141 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Check
2142 definitively whether SPECIFICATION or ABSTRACT_ORIGIN exist before
2143 inspecting fields within.
2144 (lto_read_DIE_at_ptr): Delete check for null result; let callers
2145 handle this appropriately.
2147 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2149 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Handle
2150 DW_AT_abstract_origin properly. Ensure that we're not dealing with
2151 both DW_AT_abstract_origin and DW_AT_specification.
2152 (lto_read_subroutine_type_subprogram_DIE): Handle
2153 DW_AT_abstract_origin.
2154 (lto_read_DIE): Use lto_read_only_for_child_DIEs for labels.
2155 (lto_read_DIE_at_ptr): Define as static to match declaration.
2156 Lookup the PTR in the cache before reading it from the file.
2157 (lto_resolve_var_ref): Adjust accordingly.
2158 (lto_resolve_fn_ref): Adjust accordingly. Tweak comment.
2159 (lto_resolve_field_ref): Adjust accordingly. Tweak comment.
2161 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2163 * lto.c (lto_read_DIE_at_ptr): New function.
2164 (lto_resolve_var_ref): Use it.
2165 (lto_resolve_fn_ref): Use it.
2166 (lto_resolve_field_ref): Use it.
2167 (lto_read_variable_formal_parameter_constant_DIE): Follow
2168 DW_AT_specification and return the associated decl when appropriate.
2170 2007-10-18 Nathan Froyd <froydnj@codesourcery.com>
2172 * lto-lang.c (lto_type_for_mode): Move after lto_type_for_size.
2173 Implement for scalar integer modes.
2174 (lto_init): Initialize size_type_node.
2176 2007-10-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2178 * lto-read.c (input_expr_operand): Remove ssa name asserts.
2179 (input_local_var): Add chaining for params.
2180 (input_ssa_names): Add cfun parameter.
2181 (input_function): Remove unnecessary else.
2183 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2185 * lto.c (lto_read_only_for_child_DIEs): Mark die parameter as unused.
2186 (lto_resolve_var_ref): Use proper types.
2187 (lto_resolve_fn_ref): Likewise.
2188 (lto_resolve_field_ref): Likewise.
2190 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2192 * lto-read.c (input_expr_operand): Remove case.
2194 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2196 * lto.c (lto_read_only_for_child_DIEs): New function.
2197 (lto_read_DIE): Use it for lexical_block and inlined_subroutine DIEs.
2198 * lto-elf.c (lto_elf_map_lto_section): Remove.
2199 (lto_elf_file_vtable): Use lto_elf_map_optional_lto_section instead.
2200 * lto-read.c (input_expr_operand): Assert that we never read a NULL
2201 SSA_NAME. Add missing case for mechanical codes.
2202 (input_cfg): Use basic_block_info_for_function instead of
2205 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2207 * lto-read.c (input_sleb128, input_integer): Use proper casts.
2208 (input_list): Renamed input_tree_list and modified to follow same
2209 protocol as lto-function-out.c:output_tree_list.
2210 (input_expr_operand): Make asm operands use input_tree_list.
2211 (input_local_var): Now uses input_tree_list.
2212 (lto_read_body): Change placement for setting context of debug_labels.
2215 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2217 * lto-read.c (input_real): Output debugging in proper order.
2218 (input_integer): Compute bit lengths properly.
2219 (input_list): Clean up declaration.
2220 (input_expr_operand): Change calls to input_real to match fix.
2221 Make reading of LTO_bit_field_ref1 match output.
2222 (input_local_var): Make reading of attributes match what is being
2224 (dump_debug_stream): Also print char in hex.
2225 (debug_out_fun): Fix signed unsigned mismatch.
2227 2007-10-10 Nathan Froyd <froydnj@codesourcery.com>
2229 * lto.c (lto_read_form): Handle DW_AT_MIPS_linkage_name and
2230 DW_AT_GNU_vector specially, as they are not contiguous with the
2231 specified set of attribute names. Use class_mask to check for
2232 errors at the end of the function
2233 (lto_resolve_var_ref): Read the DIE if it is not cached.
2234 (lto_resolve_fn_ref): Likewise.
2235 (lto_resolve_field_ref): Likewise.
2237 2007-10-05 Nathan Froyd <froydnj@codesourcery.com>
2239 * lto.c: Include dwarf2out.h.
2240 (lto_cache_store_DIE): Assert that we never change the value.
2241 (LTO_BEGIN_READ_ATTRS): Print an informative error message.
2242 (lto_read_compile_unit_DIE): Handle DW_AT_entry_pc.
2243 (lto_read_array_type_DIE): Don't error on ndims == 0; build a
2244 sensible type instead.
2245 (lto_read_structure_union_class_type_DIE): Store the newly
2246 created type prior to reading the members of the structure to
2247 avoid infinite recursion. Avoid computing types and alignments
2248 for structures whose sizes are unknown.
2249 (lto_read_variable_formal_parameter_const): Handle DW_AT_artificial
2250 and set DECL_ARTIFICIAL accordingly. Ignore DW_AT_abstract_origin,
2251 DW_AT_const_value, and DW_AT_specification.
2252 (lto_read_subroutine_type_subprogram_DIE): Handle DW_AT_declaration.
2253 Return early if we have already constructed the function type.
2254 (lto_read_typedef_DIE): Check to see if the type has been cached
2255 already. Cache the type before reading any children.
2256 (lto_read_const_volatile_restrict_type_DIE): Handle DW_AT_name.
2257 (lto_read_DIE): Unset context->skip_non_parameters around reading
2259 (lto_resolve_fn_ref): Delete trailing whitespace.
2261 2007-09-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2263 * lto-read.c (input_expr_operand): Added type for STRING_CST.
2265 2007-09-10 Nathan Froyd <froydnj@codesourcery.com>
2267 * lto-read.c (lto_read): Set the type of the newly created CALL_EXPR.
2269 2007-09-07 Nathan Froyd <froydnj@codesourcery.com>
2271 * lto-lang.c (signed_and_unsigned_types): New variable.
2272 (lto_type_for_size): Consult signed_and_unsigned_types to find
2273 an approprite type, creating it if necessary.
2274 (lto_set_decl_assembler_name): Add actual method body.
2276 2007-09-06 Jim Blandy <jimb@codesourcery.com>
2278 * lto.c (lto_read_variable_formal_parameter_constant_DIE): If we
2279 can't find a var init for this variable, leave its DECL_INITIAL.
2280 * lto-elf.c (lto_elf_map_optional_lto_section): Renamed from
2281 lto_elf_map_fn_body.
2282 (lto_map_lto_section): New function.
2283 (lto_elf_file_vtable): Use lto_elf_map_lto_section for function
2284 bodies, and lto_elf_map_optional_lto_section for variable
2286 (lto_elf_find_section_data): Quietly return NULL if the section is
2288 (lto_elf_file_open): Check for a NULL from lto_elf_find_section_data.
2290 * lto-elf.c (lto_elf_find_section_data): Remove dead code.
2292 * lto-read.c (lto_read_body): Doc fix.
2294 2007-08-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2296 * lto-read.c (fun_in): Renamed to data_in.
2297 (input_expr_operand, input_local_var, input_string_internal,
2298 input_string, input_real, input_list, get_label_decl,
2299 get_type_ref, input_expr_operand, input_globals, input_labels,
2300 input_local_vars_index, input_local_var, input_local_vars,
2301 input_cfg, input_phi, input_ssa_names, input_bb, ): Renamed fun_in to data_in.
2302 (input_constructor): New function.
2303 (lto_read_function_body): Renamed to lto_read_body and generalized
2304 to handle both functions and constructors.
2305 (lto_read_function_body, lto_read_var_init): New function.
2308 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2310 * lto-read.c (input_expr_operand): Assert that there really is a
2312 (input_globals): Removed checks on 0 section.
2314 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2316 * lto-read.c (fun_in): Added local_decls_index and
2317 local_decls_index_d.
2318 (input_expr_operand): Changed inputting of PARM_DECLs and VAR_DECLs.
2319 (input_globals): Enabled code to handle FIELD_DECLs.
2320 (input_local_vars_index, input_local_vars): New function.
2321 (input_local_var): Changed to allow locals to be input randomly.
2322 (lto_read_function_body): Added code to input the
2323 local_decls_index and to free various structures.
2325 2007-08-17 Jim Blandy <jimb@codesourcery.com>
2327 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Remove
2328 ATTRIBUTE_UNUSED from 'die' formal.
2330 Use enum LTO_tags where appropriate, instead of 'unsigned int'.
2331 * lto-read.c (input_record_start): Fix return type, type of 'tag'.
2332 (input_list): Fix type of 'tag'.
2333 (input_expr_operand): Fix type of 'tag' argument. Update
2334 declaration. Fix type of 'ctag'. Add default case to switch,
2335 since the type of the switched value is now an enum.
2336 (input_local_vars): Fix type of 'tag'.
2337 (input_bb): Fix type of 'tag' argument.
2338 (input_function): Fix type of 'tag' argument.
2340 2007-08-16 Jim Blandy <jimb@codesourcery.com>
2342 * lto.c (lto_read_member_DIE): Record the tree we create in
2343 fd->die_cache. (Our 'die' argument is no longer unused.)
2344 (lto_resolve_field_ref): New function.
2345 * lto.h (lto_resolve_field_ref): New declaration.
2347 2007-08-15 Jim Blandy <jimb@codesourcery.com>
2349 * lto-read.c (lto_read_var_init): Mark arguments as unused.
2351 2007-08-07 Jim Blandy <jimb@codesourcery.com>
2353 * lto.c (lto_read_form): Complete attr_classes table.
2354 (DWARF2_form_data): Doc fix.
2356 2007-08-05 Mark Mitchell <mark@codesourcery.com>
2358 * lto.h (lto_file_vtable): Remove read_var_init. Add map_var_init
2360 (lto_read_var_init): Declare.
2361 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Use new
2362 interface for reading variable initializers.
2363 * lto-elf.c (lto_elf_read_var_init): Remove.
2364 (lto_elf_file_vtable): Update initializer.
2365 (lto_elf_read_var_init): Add comment about unused-ness.
2366 * lto-read.c (lto_read_var_init): New.
2368 * lto.c (lto_read_form): Add entry for DW_AT_inline.
2370 2007-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2372 * lto-read.c (lto_read_function_body): Moved declaration of fn
2375 2007-08-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2377 * lto-read.c (input_uleb128, input_string_internal, input_real,
2378 input_integer, input_record_start, input_list, get_type_ref,
2379 input_flags, input_expr_operand, input_expr_operand,
2380 input_expr_operand, input_local_vars, input_cfg, input_phi,
2381 input_ssa_names, input_bb, input_function): Added semicolons.
2384 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2386 * lto-read.c (input_globals): Remove debugging.
2387 (input_function): Set DECL_ARGUMENTS.
2390 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2392 * lto-read.c (input_expr_operand): Fixed code for COND_EXEC,
2393 RETURN_EXPR, MODIFY_EXPR and processing of flags.
2394 (input_phi): Made work with operands other than SSA_NAMES and
2395 fixed processing of flags.
2396 (input_ssa_names): Initialize SSA_NAME_DEF_STMT to empty stmt.
2397 (input_flags): New function.
2398 * lto-lang.c (lto_init): Changed state of in_lto_p.
2401 2007-07-24 Mark Mitchell <mark@codesourcery.com>
2403 * lto-tree.h (lto_varargs_cookie): Remove.
2404 * lto.c (lto_context): Add last_parm_type, varargs_p, skip_all,
2405 skip_non_parameters, skip_parameters.
2406 (lto_varargs_cookie): Remove.
2407 (lto_read_variable_formal_parameter_constant_DIE): Keep track of
2409 (lto_read_abbrev): New function.
2410 (lto_read_subroutine_type_subprogram_DIE): Make two passes over
2412 (lto_read_unspecified_parameters_DIE): Set context->varargs_p.
2413 (lto_read_DIE): Use lto_read_abbrev. Honor skip_* flags.
2414 (lto_file_read): Initialize new context fields.
2415 * lto-lang.c (lto_type_for_mode): Return NULL_TREE.
2416 (lto_unsigned_type): Remove.
2417 (lto_signed_type): Likewise.
2418 (lto_signed_or_unsigned_type): Likewise.
2419 (lto_init): Do not create lto_varargs_cookie.
2420 (LANG_HOOKS_UNSIGNED_TYPE): Do not define.
2421 (LANG_HOOKS_SIGNED_TYPE): Likewise.
2422 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Likewise.
2424 2007-07-19 Jan Hubicka <jh@suse.cz>
2426 * lto-read.c (lto_read_function_body): Produce empty scope block
2429 2007-07-18 Mark Mitchell <mark@codesourcery.com>
2431 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Do not
2432 process local variables.
2433 (lto_read_subroutine_type_subprogram_DIE): Read child DIEs.
2435 2007-07-13 Kenneth Zadeck <zadeck@naturalbridge.com>
2437 * lto-read.c (input_list, input_expr_operand): Added struct
2439 (init_cfg, finalize_cfg): Removed function.
2440 (input_expr_operand): Added SSA_NAME and GIMPLE_MODIFY_STMT cases.
2441 (input_labels, input_local_vars): Now takes input_block parameter rather than
2443 (input_cfg, input_phi, input_ssa_names): New functions.
2444 (input_bb): Now passes in input_blocks. Does not construct cfg
2445 and processes the list of phi functions.
2446 (input_function): Now builds both the cfg and ssa_names table.
2447 (lto_read_function_body): Processes new header fields to construct
2448 streams for the ssa_names and cfg and their debugging.
2449 * lto/lto-lang.c (lto_init): Set in_lto_p.
2452 2007-06-28 Mark Mitchell <mark@codesourcery.com>
2454 * lto.h (lto_file_vtable): Add read_var_init.
2455 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Read
2457 (lto_main): Remove bogus asserts.
2458 * lto-elf.c (tm.h): Include it.
2459 (libiberty.y): Likewise.
2460 (lto_elf_file): Add strtab and symtab. Rename
2461 string_table_section_index to sec_strtab.
2462 (lto_elf_file_vtable): Add lto_elf_read_var_init.
2463 (lto_elf_get_shdr): New function.
2464 (lto_elf_free_shdr): Likewise.
2465 (lto_elf_find_section_data): Use them.
2466 (lto_elf_read_symtab): New function.
2467 (lto_elf_lookup_sym): Likewise.
2468 (lto_elf_free_sym): Likewise.
2469 (lto_elf_file_open): Tidy. Call lto_elf_read_symtab.
2470 (lto_elf_built_init): New function.
2471 (lto_elf_read_var_init): Likewise.
2472 * Make-lang.in (lto/lto-elf.o): Depend on $(TM_H).
2474 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2476 * lto-read (make_new_block): Initialize the stmt_list.
2477 (lto_static_init_local): Add debugging for missing codes.
2479 2007-06-26 Mark Mitchell <mark@codesourcery.com>
2481 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
2482 unprototyped functions.
2484 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2486 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
2487 Handle DW_AT_MIPS_linkage_name.
2488 (lto_read_subroutine_type_subprogram): Likewise. Correct
2490 (lto_main): Remove incorrect assertions.
2491 * lto-symbtab.c: Build function types out of TREE_LISTs.
2493 * lto-elf.c (<libelf>): Check for HAVE_LIBELF_H.
2495 * Make-lang.in (LTO_OBJS): Depend on attribs.o.
2497 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2499 * lto/lto-tree.h (lang_decl, lang_type, language_function): Added
2500 dummy since ggc does not like empty structs.
2501 * lto/lto-elf.c (libelf.h): Changed to libelf/libelf.h.
2502 * lto/lto-read.c (ADD_CLASS_FLAG, ADD_EXPR_FLAG): Changed
2503 expr->common to expr->base.
2504 (make_new_block): Moved stmt_list to proper place.
2507 2007-03-14 Robert Kennedy <jimbob@google.com>
2509 Eliminate use of lang_hooks.set_decl_assembler_name from LTO
2510 * lto.c (lto_read_subroutine_type_subprogram_DIE) Get DECL
2511 assembler name from DWARF.
2512 * lto-lang.c (lto_set_decl_assembler_name) New function.
2514 2006-09-10 Mark Mitchell <mark@codesourcery.com>
2516 * lto.h (lto_file_vtable): New structure.
2517 (lto_file): Add vtable pointer.
2518 (lto_file_init): Add vtable paramter.
2519 (lto_read_function_body): New function.
2520 (lto_symtab_merge_fn): New function.
2521 * lto.c (lto_file_init): Add vtable parameter.
2522 (lto_read_form): Fill in entries for DW_AT_prototyped,
2524 (lto_read_subroutine_type_subprogram_DIE): New function.
2525 (lto_read_DIE): Fill in entries for DW_TAG_subroutine_type and
2527 * lto-elf.c (lto_elf_vile_vtable): New variable.
2528 (lto_elf_file_open): Pass it to lto_file_init.
2529 (lto_elf_map_fn_body): New function.
2530 (lto_elf_unmap_fn_body): Likewise.
2531 * lto-read.c: New file.
2532 * lto-symtab.c (lto_symtab_merge_fn): New function.
2533 * lto-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define to
2534 tree_rest_of_compilation.
2535 * Make-lang.in (LTO_OBJS): Add lto-read.o
2536 (lto-read.o): New target.
2538 2006-09-03 Mark Mitchell <mark@codesourcery.com>
2540 * lto.c (<inttypes.h>): Don't include it.
2541 (lto_context): Don't typedef it.
2542 (lto_resolve_reference): New function.
2543 (lto_read_form): Use it.
2544 (lto_resolve_type_ref): New function.
2545 (lto_resolve_var_ref): Likewise.
2546 (lto_resolve_fn_ref): Likewise.
2547 * lto.h (<inttypes.h>): Include it.
2548 (lto_context): New type.
2549 (lto_ref): New structure.
2550 (lto_resolve_type_ref): Declare.
2551 (lto_resolve_var_ref): Likewise.
2552 (lto_resolve_fn_ref): Likewise.
2554 2006-08-18 Mark Mitchell <mark@codesourcery.com>
2556 * lang-specs.h: New file.
2558 2006-08-14 Mark Mitchell <mark@codesourcery.com>
2560 * lto.c (lto_info_fd_init): Allocate the DIE cache.
2561 (lto_info_fd_close): Deallocate it.
2562 (lto_die_cache_entry): New structure.
2563 (lto_cache_hash): New function.
2564 (lto_cache_eq): Likewise.
2565 (lto_cache_store_DIE): Likewise.
2566 (lto_cache_lookup_DIE): Likewise.
2567 (lto_read_referenced_type_DIE): Use the cache.
2568 (lto_read_pointer_type_DIE): Robustify.
2569 (lto_read_DIE): Use the cache.
2570 * lto.h (hashtab.h): Include.
2571 (lto_info_fd): Add DIE cache.
2572 * Make-lang.in (LTO_H): New variable.
2573 (lto/lto-lang.o): Use LTO_H.
2574 (lto/lto-elf.o): Likewise.
2575 (lto/lto-symtab.o): Likewise.
2577 2006-07-09 Mark Mitchell <mark@codesourcery.com>
2579 * lto.c (lto_abi_mismatch_error): New function.
2580 (lto_abbrev_read): Initialize num_abbrevs.
2581 (lto_read_form): Specify allowed form classes for
2582 DW_AT_declaration. Adjust for change to lto_set_cu_context.
2583 (lto_read_variable_formal_parameter_constant_DIE): Handle
2584 DW_AT_declaration. Call lto_symtab_merge_var.
2585 (lto_read_pointer_type_DIE): New function.
2586 (lto_read_base_type_DIE): Use build_nonstandard_integer_type. Do
2587 not creat TYPE_DECLs for types that already have them.
2588 (lto_read_DIE): Add lto_read_pointer_type_DIE.
2589 (lto_set_cu_context): Make cu_start point to the header, not the
2591 (lto_file_read): Adjust for change to lto_set_cu_context.
2592 * Make-lang.in (LTO_OBJS): Add lto-symtab.o.
2593 (lto/lto-symtab.o): New rule.
2594 * lto-tree.h (lang_identifier): Add decl field.
2595 (LANG_IDENTIFIER_CAST): New macro.
2596 (LTO_IDENTIFIER_DECL): Likewise.
2597 (lto_symtab_merge_var): Declare.
2598 * lto-symtab.c: New file.
2600 2006-07-02 Daniel Berlin <dberlin@dberlin.org>
2602 * lto.c (lto_context): Add current_cu and info_fd members.
2603 (DWARF2_CompUnit): New structure.
2604 (lto_read_DIE): Take lto_info_fd *.
2605 (lto_read_child_DIEs): Ditto.
2606 (lto_file_corrupt_error): Constify argument.
2607 (lto_set_cu_context): New function
2608 (lto_info_fd_init): Ditto.
2609 (lto_info_fd_close): Ditto.
2610 (lto_file_init): Use lto_info_fd_init.
2611 (lto_file_close): Use lto_info_fd_close.
2612 (lto_read_initial_length): Pass in pointer to header size.
2613 (lto_read_comp_unit_header): Correct cu_length to
2614 real length from beginning of header. Take lto_info_fd * as
2616 (find_cu_for_offset): New function.
2617 (lto_read_form): Change first argument to lto_info_fd *.
2618 Add FORM_CONTEXT argument.
2619 Handle DW_FORM_ref_addr.
2620 (lto_read_tag_DIE): Change first argument to lto_info_fd *.
2621 (LTO_BEGIN_READ_ATTRS_UNCHECKED): Save old context.
2622 Swap contexts if necessary for form.
2623 (LTO_BEGIN_READ_ATTRS): Cast fd to right type for
2624 lto_file_corrupt_error.
2625 (LTO_END_READ_ATTRS): Swap contexts back if it had changed.
2626 (lto_read_referenced_type_DIE): Change first argument to
2627 lto_info_fd *. Access lto_fd fields through base pointer.
2628 (lto_read_compile_unit_DIE): Change first argument to an
2630 (lto_read_variable_formal_parameter_constant_DIE): Ditto.
2631 (lto_read_base_type_DIE): Ditto.
2632 (lto_read_child_DIEs): Ditto.
2633 (lto_read_DIE): Ditto. Change type of function pointer.
2634 (lto_info_read): New function.
2635 (lto_set_cu_context): Ditto.
2636 (lto_file_read): Use lto_info_read, walk resulting CU's
2637 (lto_main): Update for lto_info_fd change.
2638 * lto-elf.c (lto_elf_file_open): Cast lto_info_fd to lto_fd where
2640 * lto.h (DWARF2_CompUnit): New structure.
2641 (lto_info_fd): Ditto.
2642 (lto_file): Change debug_info to be an lto_info_fd.
2644 2006-06-25 Mark Mitchell <mark@codesourcery.com>
2646 * lto.c (toplev.h): Include it.
2647 (dwarf2.h): Likewise.
2650 (cgraph.h): Likewise.
2652 (inttypes.h): Likewise.
2653 (DWARF2_attr): New type.
2654 (DWARF2_abbrev): Likewise.
2655 (DWARF2_class): Likewise.
2656 (DWARF2_form_data): Likewise.
2657 (lto_context): Likewise.
2658 (lto_fd_init): New function.
2659 (lto_abbrev_fd_init): Likewise.
2660 (lto_abbrev_fd_close): Likewise.
2661 (lto_file_init): Use them.
2662 (lto_file_close): New function.
2663 (lto_file_corrupt_error): Likewise.
2664 (LTO_CHECK_INT_VAL): New macro.
2665 (lto_check_size_t_val): New function.
2666 (lto_check_int_val): Likewise.
2667 (LTO_READ_TYPE): New macro.
2668 (lto_read_ubyte): New function.
2669 (lto_read_uhalf): Likewise.
2670 (lto_read_uword): Likewise.
2671 (lto_read_uleb128): Likewise.
2672 (lto_read_initial_length): Likewise.
2673 (lto_abbrev_read_attrs): Likewise.
2674 (lto_abbrev_read): Likewise.
2675 (lto_abbrev_lookup): Likewise.
2676 (lto_read_section_offset): Likewise.
2677 (lto_read_comp_unit_header): Likewise.
2678 (lto_read_form): Likewise.
2679 (LTO_BEGIN_READ_ATTRS_UNCHECKED): New macro.
2680 (LTO_BEGIN_READ_ATTRS): Likewise.
2681 (LTO_END_READ_ATTRS): Likewise.
2682 (lto_unsupported_attr_error): New function.
2683 (lto_get_identifier): Likewise.
2684 (lto_read_referenced_type_DIE): Likewise.
2685 (lto_read_compile_unit_DIE): Likewise.
2686 (lto_read_variable_formal_parameter_constant_DIE): Likewise.
2687 (lto_read_base_type_DIE): Likewise.
2688 (lto_read_DIE): Likewise.
2689 (lto_read_child_DIEs): Likewise.
2690 (lto_file_read): Read DIEs.
2691 (lto_main): Ask middle end to emit entities.
2692 * lto-tree.h (lang_identifier): Inherit from tree_identifier.
2693 * lto-elf.c (lto_elf_file_open): Adjust for interface changes.
2694 (lto_elf_file_close): Likewise.
2695 * lto.h (lto_file): Declare.
2696 (DWARF2_abbrev): Likewise.
2698 (lto_abbrev_fd): Likewise.
2699 (lto_file): Use new types.
2700 (lto_file_close): Declare.
2701 * lto-lang.c (lto_init): Always use unit-at-a-time mode.
2703 2006-06-18 Mark Mitchell <mark@codesourcery.com>
2707 * lto-elf.c: New file.
2708 * lto-lang.c (flags.h): Include it.
2710 (lto_init): New function.
2711 (lto_write_globals): Remove.
2712 (LANG_HOOKS_WRITE_GLOBALS): Define to lhd_do_nothing.
2713 (LANG_HOOKS_INIT): Define.
2714 (LANG_HOOKS_PARSE_FILE): Likewise.
2715 * Make-lang.in (LTO_OBJS): Add lto.o and lto-elf.o.
2716 (LTO_EXE): Link with libelf.
2717 (lto/lto-lang.o): Update dependencies.
2718 (lto/lto.o): New target.
2719 (lto/lto-elf.o): Likewise.
2721 2006-06-12 Mark Mitchell <mark@codesourcery.com>
2723 * config-lang.in: New file.
2724 * Make-lang.in: Likewise.
2725 * lto-tree.h: Likewise.
2726 * lto-lang.c: Likewise.