1 2010-04-21 Jan Hubicka <jh@suse.cz>
3 * lto.c (globalize_cross_file_statics): When function has address taken,
6 2010-04-20 Jan Hubicka <jh@suse.cz>
8 * lto.c (lto_add_inline_clones): Do not track inlined_decls.
9 (lto_add_all_inlinees): Likewise.
10 (lto_wpa_write_files): Likewise.
12 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
14 * lto-lang.c (lto_init): Remove second argument in call to
15 build_common_tree_nodes.
17 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19 * lto-elf.c [!HAVE_ELF_GETSHDRSTRNDX] (elf_getshdrstrndx): New
22 2010-03-09 Eric Botcazou <ebotcazou@adacore.com>
25 * lto-elf.c: Define EM_* constants if not already defined.
27 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
29 * lto-elf.c (is_compatible_architecture): New static function.
30 (DEFINE_VALIDATE_EHDR): Use it to validate the architecture.
32 2010-02-11 Richard Guenther <rguenther@suse.de>
35 * lto-elf.c (lto_elf_file_open): Handle file@offset case more
38 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
40 * lto.c (O_BINARY): Define.
41 (lto_read_section_data): Open file in binary mode.
42 * lto-elf.c (O_BINARY): Define.
43 (lto_elf_file_open): Open file in binary mode.
45 2010-01-08 Richard Guenther <rguenther@suse.de>
48 * lto-lang.c (lto_handle_option): Handle -f[un]signed-char.
49 (lto_init): Do not init char_type_node in a standard way
50 but according to flag_signed_char.
52 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
55 * lto.c (DUMPBASE_SUFFIX): New.
56 (lto_execute_ltrans): Append a sequence number to -dumpbase
59 2010-01-02 H.J. Lu <hongjiu.lu@intel.com>
62 * lto-elf.c (lto_elf_file_open): Stop if the command line
63 option file is missing.
65 2009-12-15 Richard Guenther <rguenther@suse.de>
67 * lto.c (lto_fixup_field_decl): Fixup DECL_FIELD_OFFSET.
68 (lto_post_options): Do not disable debuginfo.
70 2009-12-14 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
72 * Make-lang.in ($(LTO_EXE)): Use $(LINKER).
74 2009-12-11 Richard Guenther <rguenther@suse.de>
77 * lto.c (lto_resolution_read): Properly grow the vector.
79 2009-12-11 Richard Guenther <rguenther@suse.de>
82 * lto-lang.c (lto_init_options): Initialize flag_complex_method
83 to the C99 default. Do not set flag_unit_at_a_time.
85 2009-11-28 Jakub Jelinek <jakub@redhat.com>
87 * lto-lang.c (handle_nonnull_attribute): Remove unused attr_arg_num
90 2009-11-19 Rafael Avila de Espindola <espindola@google.com>
93 * lto-elf.c (lto_elf_file_open): Use lto_parse_hex.
94 * lto.c (lto_parse_hex): New.
95 (lto_resolution_read): Use lto_parse_hex.
96 * lto.h (lto_parse_hex): New.
98 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
100 * lto-elf.c (lto_file_init): Add offset argument.
101 (lto_elf_file_open): Record the offset.
102 * lto.c (lto_resolution_read): Change file_name into a lto_file
103 argument. Check offsets.
104 (lto_file_read): Update call to lto_resolution_read.
105 * lto.h (lto_file_struct): Add the offset field.
107 2009-11-16 Rafael Avila de Espindola <espindola@google.com>
109 * lto-elf.c (lto_elf_file_open): Use strtoll to parse the offset.
111 2009-11-14 Jan Hubicka <jh@suse.cz>
113 * lto.c (read_cgraph_and_symbols): Set also ipa_transforms_to_apply.
115 2009-11-12 Rafael Avila de Espindola <espindola@google.com>
117 * lang.opt (fresolution): Renamed from resolution.
118 * lto-lang.c (lto_handle_option): Handle new option name.
119 * lto.c (lto_resolution_read): Add more checks. Discard rest of line.
121 2009-11-04 Richard Guenther <rguenther@suse.de>
122 Rafael Avila de Espindola <espindola@google.com>
124 * lto-elf.c (lto_elf_build_section_table): Add the base offset.
125 (lto_elf_file_open): Handle offsets in arguments name@offest.
127 2009-10-30 Richard Guenther <rguenther@suse.de>
130 * lto.c (lto_file_read): Do not set file_data->fd.
131 (lto_read_section_data): Use a single-entry file-descriptor cache.
132 Do not check the result of xmalloc.
133 (free_section_data): Do not use file_data->fd.
134 (lto_read_all_file_options): Likewise.
136 2009-10-22 Richard Guenther <rguenther@suse.de>
138 * lto.c (lto_fixup_jump_functions): Remove.
139 (lto_fixup_decls): Do not fixup jump functions.
140 (read_cgraph_and_symbols): Schedule cgraph merging after
141 summary reading. Schedule type and decl fixup before
144 2009-10-22 Richard Guenther <rguenther@suse.de>
146 * lto.c (lto_fixup_data_t): Remove free_list member.
147 (lto_fixup_tree): Do not insert into free_list.
149 (lto_fixup_decls): Remove free-list handling.
151 2009-10-22 Jan Hubicka <jh@suse.cz>
153 * lto.c (lto_fixup_jump_functions): New function.
154 (lto_fixup_decls): Use it.
156 2009-10-16 Richard Guenther <rguenther@suse.de>
159 * lto.c (lto_fixup_tree): Revert last change.
161 2009-10-14 Richard Guenther <rguenther@suse.de>
163 * lto.c (lto_fixup_tree): In case the prevailing decl is not
164 compatible with the one we replace wrap it around a
167 2009-10-09 Richard Guenther <rguenther@suse.de>
171 * lto.c (read_cgraph_and_symbols): Do not assert we can open
173 * lto-elf.c (init_shdr##BITS): Fix i18n problems.
174 (init_ehdr##BITS): Likewise.
176 2009-10-08 Joseph Myers <joseph@codesourcery.com>
178 * lto-elf.c (init_shdr##BITS, lto_elf_begin_section_with_type,
179 init_ehdr##BITS, lto_elf_file_close): Remove trailing "." from
181 * lto-lang.c (lto_post_options): Remove trailing "." from
184 2009-10-08 Richard Guenther <rguenther@suse.de>
186 * lto.c (read_cgraph_and_symbols): Free the gimple type merging
189 2009-10-07 Joseph Myers <joseph@codesourcery.com>
191 * lto.c: Only include <sys/mman.h> if HAVE_MMAP_FILE.
193 2009-10-07 Jan Hubicka <jh@suse.cz>
195 * lto.c (read_cgraph_and_symbols): Mark functions neccesary only at
196 ltrans stage; explain why this is needed and should not.
198 2009-10-05 Richard Guenther <rguenther@suse.de>
202 * lto.c (lto_read_decls): Do not register deferred decls.
203 (read_cgraph_and_symbols): Delay symbol and cgraph merging
204 until after reading the IPA summaries.
206 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
208 * Make-lang.in (lto/lto-lang.o): Don't depend on lto/common.h.
209 (lto-lang.c): Don't include lto/common.h.
211 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
213 * Make-lang.in (LTO_OBJS): Remove lto/common.o.
214 (lto/common.o): Remove.
216 * common.h (lto_kind_str): Remove.
217 (lto_visibility_str): Remove.
218 (lto_resolution_str): Make it static.
220 2009-10-01 Diego Novillo <dnovillo@google.com>
222 * lto.c (lto_read_decls): Add comment.
223 Call internal_error instead of gcc_assert.
224 (lto_resolution_read): Likewise.
225 (lto_add_all_inlinees): Tidy.
226 * Make-lang.in: Fix copyright boilerplate.
228 (lto.install-pdf): New.
229 * lto-tree.h: Fix copyright boilerplate.
230 * lang-specs.h: Likewise.
231 Remove ".lto" entry from compilers fragment.
232 * lto-elf.c: Move inclusion of gelf.h after config.h.
233 Tidy formatting everywhere.
234 * lto.h: Fix copyright boilerplate.
235 Tidy formatting everywhere.
236 * common.c: Likewise.
237 * config-lang.in: Likewise.
238 * common.h: Likewise.
239 * lto-lang.c: Likewise.
241 2009-10-01 Richard Guenther <rguenther@suse.de>
243 * lto.c (lto_read_section_data): Use plain lseek/read.
245 2009-10-01 Richard Guenther <rguenther@suse.de>
247 * lto.c (LTO_MMAP_IO): Define if we can mmap files and
248 use sysconf to query the system page size.
249 (lto_file_read): Implement fallback using stdio.
250 (free_section_data): Likewise.
252 2009-09-29 Diego Novillo <dnovillo@google.com>
254 * lto-lang.c (lto_init): Really fix call to
255 build_common_builtin_nodes.
257 2009-09-29 Diego Novillo <dnovillo@google.com>
259 * lto-lang.c (lto_init): Fix call to
260 build_common_builtin_nodes.
262 2009-09-29 Richard Guenther <rguenther@suse.de>
265 * lto-elf.c (init_shdr##BITS): Properly specify alignment
267 (first_data_block): New static variable.
268 (lto_elf_append_data): Align the first data block in each
271 2009-09-28 Diego Novillo <dnovillo@google.com>
273 * lto-lang.c: Tidy. Remove stale FIXME lto markers.
274 * lto.c (strip_extension): New.
275 (get_filename_for_set): Call it. Do not call make_cwd_temp_file.
276 (lto_execute_ltrans): Tidy.
277 Do not pass -fwpa nor -fltrans-* to LTRANS.
278 * opts.c: Tidy formatting and remove stale FIXME lto markers.
279 * tree.c (need_assembler_name_p): Call
280 lang_hooks.decls.may_need_assembler_name_p if set.
281 * varasm.c (default_binds_local_p_1): Remove check for
283 * varpool.c (decide_is_variable_needed): Do not test for
286 2009-09-22 Richard Guenther <rguenther@suse.de>
289 * lto.c (lto_execute_ltrans): Perform ltrans phase manually.
290 * Make-lang.in: Remove ltrans-driver stuff.
291 * config-lang.in: Likewise.
292 * lang.opt (fltrans-driver): Remove.
293 * lto-lang.c (lto_init_options): Remove code initializing
295 * ltrans-driver: Remove.
297 2009-09-21 Diego Novillo <dnovillo@google.com>
299 * lto-lang.c (lto_define_builtins): Remove superfluous
300 calls to targetm.init_builtins and build_common_builtin_nodes.
301 (lto_init): Add targetm.arm_eabi_unwinder as parameter to
302 build_common_builtin_nodes.
303 * lto.c (lto_materialize_function): Do nothing if NODE is a
306 2009-09-03 Diego Novillo <dnovillo@google.com>
308 * lto-elf.c (validate_file): Replace call to
309 elf_getshstrndx with call to elf_getshdrstrndx.
311 2009-08-19 Richard Guenther <rguenther@suse.de>
313 * lto-lang.c (lto_init): Merge char_type_node with the
314 appropriately signed variant.
316 2009-08-19 Richard Guenther <rguenther@suse.de>
319 * lto.c (lto_fixup_common): Re-build the pointer-to chain part one.
320 (lto_fixup_type): Re-build the pointer-to chain part two.
322 2009-08-19 Richard Guenther <rguenther@suse.de>
325 * lto.c (lto_fixup_type): Re-build the type variant chain.
327 2009-08-19 Richard Guenther <rguenther@suse.de>
330 * lto.c (lto_fixup_constructor): New function.
331 (lto_fixup_tree): Replace all types. Properly fixup
332 constructors and constants.
334 2009-08-14 Richard Guenther <rguenther@suse.de>
336 * lto.c (read_cgraph_and_symbols): Exchange TREE_CHAIN use
337 for DECL_LANG_SPECIFIC.
339 2009-08-13 Richard Guenther <rguenther@suse.de>
342 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define to NULL.
344 2009-07-30 Richard Guenther <rguenther@suse.de>
347 * lto.c (read_cgraph_and_symbols): After fixing up decls choose
348 the largest decl for output and free TREE_CHAIN for further
351 2009-07-24 Diego Novillo <dnovillo@google.com>
353 * Make-lang.in: Add empty lto.install-plugin target.
355 2009-07-13 Diego Novillo <dnovillo@google.com>
357 * lto.c (lto_fixup_tree): Handle IMPORTED_DECL.
359 2009-07-11 Richard Guenther <rguenther@suse.de>
361 * lto-lang.c (lto_write_globals): Wrapup global decls.
363 2009-07-10 Richard Guenther <rguenther@suse.de>
365 * lto-lang.c (lto_init): Allocate one more location to make
366 BUILTINS_LOCATION correct.
368 2009-07-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
370 * lto.c (free_section_data): Cast computed_offset to caddr_t.
372 2009-07-06 Diego Novillo <dnovillo@google.com>
374 * lto.c (lto_fixup_type): Fixup TYPE_SIZE and
377 2009-07-06 Diego Novillo <dnovillo@google.com>
379 * lto.c (preload_common_nodes): Remove.
380 (lto_read_in_decl_state): Call lto_streamer_cache_get.
381 (lto_read_decls): Call lto_data_in_create and
383 (free_decl): Do not call ggc_free.
384 (lto_main): Call lto_init_reader.
385 * lto-lang.c (lto_type_for_size): Handle intTI_type_node.
386 (lto_init): Initialize main_identifier_node if needed.
387 Make ptrdiff_type_node be integer_type_node.
389 2009-06-19 Diego Novillo <dnovillo@google.com>
391 * lto.c: Remove code guarded by #ifdef LTO_STREAM_DEBUGGING.
392 Remove code guarded by #ifdef GLOBAL_STREAMER_TRACE.
393 Remove code guarded by #ifdef LOCAL_TRACE.
395 2009-06-18 Diego Novillo <dnovillo@google.com>
397 * lto.c: Update license to GPLv3.
398 * lto-elf.c: Likewise.
399 * common.c: Likewise.
400 * lto-lang.c: Likewise.
401 * lto.h: Remove superfluous include files. Update all
404 2009-06-17 Diego Novillo <dnovillo@google.com>
406 * lto.c (read_cgraph_and_symbols): Call input_cgraph.
408 2009-06-02 Diego Novillo <dnovillo@google.com>
410 * lto.c (lto_1_to_1_map): Ignore nodes that have not been
412 (materialize_cgraph): Only materialize nodes that have a
413 representation on file.
415 2009-06-01 Diego Novillo <dnovillo@google.com>
417 * lto-lang.c (lto_handle_option): Hanlde OPT_Wabi.
419 2009-05-31 Diego Novillo <dnovillo@google.com>
421 * lto-lang.c (lto_type_for_mode): Handle all the modes
422 handled in c_common_type_for_mode.
424 2009-05-21 Diego Novillo <dnovillo@google.com>
426 * lto-elf.c: Always include <gelf.h>.
427 * config-lang.in (target_libs): Remove.
428 (build_by_default): Set to no.
430 2009-05-15 Diego Novillo <dnovillo@google.com>
432 * lto.c (lto_materialize_function): Assert that DECL is
434 (materialize_cgraph): Don't try to materialize builtin
436 * lto-section-out.c (write_symbol_vec): Do not write
439 2009-05-13 Diego Novillo <dnovillo@google.com>
441 * lto-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define.
443 2009-05-07 Diego Novillo <dnovillo@google.com>
445 * lto.c (lto_resolution_read): Add type casts for C++ warnings.
446 (LTO_REGISTER_TYPE_AND_FIXUP_SUBTREE): Define.
447 (lto_fixup_type): Call it for TYPE_POINTER_TO,
448 TYPE_REFERENCE_TO, TYPE_CONTEXT and TYPE_CANONICAL.
449 (lto_fixup_tree): Call gimple_register_type when *TP is a
451 (lto_main): Call bitmap_obstack_initialize.
453 2009-04-22 Diego Novillo <dnovillo@google.com>
455 * lto.c (free_section_data): Tidy.
456 (lto_1_to_1_map): Tidy.
457 (lto_add_all_inlinees): Tidy.
458 (prefix_name_with_star): New.
459 (get_filename_for_set): New.
460 (lto_wpa_write_files): Call cgraph_node_set_needs_ltrans_p
461 to determine what cgraph node sets to write.
462 Call get_filename_for_set to compute temporary file
464 (lto_execute_ltrans): Do not execute LTRANS on files with
465 names that start with '*'.
466 Move logic to execute LTRANS together so that LTRANS is
467 invoked only if there are any files to compile.
468 (do_whole_program_analysis): Only remove output files
469 that do not start with '*'.
471 2009-04-06 Diego Novillo <dnovillo@google.com>
473 * lto-lang.c (lto_post_options): Set flag_excess_precision_cmdline.
474 * lto.c (read_cgraph_and_symbols): Set cgraph_function_flags_ready.
475 (lto_add_all_inlinees): Tidy.
477 2009-03-26 Diego Novillo <dnovillo@google.com>
479 * lto.c: Include gimple.h.
480 (lto_read_in_decl_state): Call gimple_register_type for
481 every type in every stream.
482 (lto_fixup_common): Call gimple_register_type if T has a
484 (do_whole_program_analysis): Call print_lto_report.
485 (lto_main): Call print_lto_report after cgraph_optimize.
486 * Make-lang.in (lto.o): Add dependency on GIMPLE_H.
488 2009-03-24 Diego Novillo <dnovillo@google.com>
490 * Make-lang.in (lto-lang.o): Add dependency on TARGET_H and EXPR_H.
491 (lto.o): Add dependency on GIMPLE_H.
493 2009-03-10 Simon Baldwin <simonb@google.com>
495 * lto.c (lto_read_all_file_options): Close any open file descriptor
496 contained in file_data before freeing.
498 2009-02-24 Rafael Avila de Espindola <espindola@google.com>
500 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
501 for a decl in the original bitmap, not a node.
502 (lto_add_all_inlinees): Remove original nodes that are not needed.
503 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
505 2009-02-24 Diego Novillo <dnovillo@google.com>
507 * lto.c (lto_materialize_function): Update
508 lto_stats.num_function_bodies.
509 (get_section_data): Initialize *LEN to 0.
510 (lto_1_to_1_map): Update lto_stats.num_cgraph_partitions.
511 (lto_wpa_write_files): Update lto_stats.num_cgraph_nodes.
512 Update lto_stats.num_output_files.
513 (read_cgraph_and_symbols): Update lto_stats.num_input_files.
514 (materialize_cgraph): Update lto_stats.num_input_cgraph_nodes.
515 (lto_main): Initialize lto_stats.
516 If flag_lto_report is set, call print_lto_report.
518 2009-02-19 Diego Novillo <dnovillo@google.com>
522 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
524 * lto.c (lto_add_inline_clones): Don't add the
525 master clone. Check for a decl in the original
527 (lto_add_all_inlinees): Remove original nodes
529 (lto_scan_statics_in_cgraph_node): Don't care if
530 the node is the master.
531 (lto_promote_cross_file_statics): Use a new
532 context.seen_node_decls for each set
534 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
536 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
537 for a decl in the original bitmap, not a node.
538 (lto_add_all_inlinees): Remove original nodes that are not needed.
539 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
540 (lto_promote_cross_file_statics): Use a new context.seen_node_decls
543 2009-02-18 Diego Novillo <dnovillo@google.com>
545 * lto.c (lto_wpa_write_files): Use timers TV_WHOPR_WPA
547 (lto_execute_ltrans): Use timer TV_WHOPR_WPA_LTRANS_EXEC.
548 (read_cgraph_and_symbols): Use timer TV_IPA_LTO_DECL_IO.
549 (materialize_cgraph): Use timer TV_IPA_LTO_GIMPLE_IO.
550 Use timer TV_WHOPR_WPA or TV_WHOPR_LTRANS or TV_LTO
551 depending on command line flags.
552 (do_whole_program_analysis): Use timer TV_WHOPR_WPA.
553 (lto_main): Remove timer uses.
555 2009-02-18 Rafael Avila de Espindola <espindola@google.com>
557 * lto.c (lto_materialize_function): Don't set DECL_EXTERN to 0.
558 (lto_wpa_write_files): Update calls to renamed functions.
560 2009-02-17 Diego Novillo <dnovillo@google.com>
563 * lto-lang.c (lto_post_options): Disable -fwhole-program
566 2009-02-10 Diego Novillo <dnovillo@google.com>
568 * lto.c (read_cgraph_and_symbols): Fix comment.
570 2009-02-10 Diego Novillo <dnovillo@google.com>
572 * lto.c (read_cgraph_and_symbols): Read options from all
575 2009-02-10 Diego Novillo <dnovillo@google.com>
577 * lto.c (read_cgraph_and_symbols): Factor out of lto_main.
578 (materialize_cgraph): Likewise.
579 (do_whole_program_analysis): Likewise.
580 (lto_main): Call read_cgraph_and_symbols,
581 materialize_cgraph and do_whole_program_analysis.
583 2009-02-10 Simon Baldwin <simonb@google.com>
585 * lto.c: Include lto-opts.h.
586 * (lto_main): Clear file options at loop start, read any saved
587 options from the first file handled, and re-issue options.
588 * Makefile.in (lto.o): Add dependency on lto-opts.h.
590 2009-02-02 Diego Novillo <dnovillo@google.com>
592 * lto.c (lto_main): Stop LTO_TIMER and use
593 TV_WHOPR_WPA_LTRANS_EXEC when launching LTRANS.
595 2009-01-30 H.J. Lu <hongjiu.lu@intel.com>
598 * lto-elf.c (init_shdr##BITS): Set the sh_addralign field
601 2009-01-29 Ramana Radhakrishnan <ramana.r@gmail.com>
603 * Make-lang.in (LTO_EXE): Link with all
604 BACKENDLIBS and not only GMPLIBS
606 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
609 * lto-elf.c: Include gelf.h instead of libelf.h.
610 (lto_elf_file_close): Replace elfx_update_shstrndx with
611 gelf_getehdr, elf_getscn, gelf_getshdr, gelf_update_shdr and
614 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
617 * lto-elf.c (DEFINE_INIT_EHDR): Initialize e_version.
619 2009-01-26 Diego Novillo <dnovillo@google.com>
621 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Update.
623 2009-01-26 Diego Novillo <dnovillo@google.com>
625 * lto-lang.c (lto_types_compatible_p): Move to gimple.c
626 and rename into gimple_types_compatible_p.
628 2009-01-12 Rafael Avila de Espindola <espindola@google.com>
630 * lto-lang.c (lang_hooks): Remove the const qualifier.
632 2009-01-06 Diego Novillo <dnovillo@google.com>
634 * ltrans-driver: Mark 'all' target as phony.
636 2008-12-31 Diego Novillo <dnovillo@google.com>
638 * ltrans-driver: Execute a NOP action for target 'all'.
640 2008-12-19 Diego Novillo <dnovillo@google.com>
642 * lto.c (lto_1_to_1_map): Tidy.
644 2008-12-19 Diego Novillo <dnovillo@google.com>
646 * lto-elf.c (lto_elf_file_open): When FILENAME cannot
647 be opened, show its name.
648 * ltrans-driver: If $verbose is set, do not use parallelism.
650 2008-12-17 Rafael Avila de Espindola <espindola@google.com>
652 * lto.c (lto_fixup_function): New.
653 (lto_fixup_tree): Call lto_fixup_function.
655 2008-12-14 Doug Kwan <dougkwan@google.com>
657 * lto.c (lto_1_to_1_map): Create a cgraph node set for any global
658 variables if there is no function.
660 2008-12-10 Simon Baldwin <simonb@google.com>
662 * ltrans-driver: Always run make in silent mode, to avoid make's
663 trace on stdout interfering with lto-wrapper output.
665 2008-12-10 Doug Kwan <dougkwan@google.com>
667 * lto.c (lto_add_inline_clones): Do not force master clones of
668 inlined functions already in SET to be static inline.
670 2008-12-04 Doug Kwan <dougkwan@google.com>
672 * lto.c (globalize_context_t): New type to store states in
673 globalization of cross-file statics.
674 (globalize_cross_file_statics): New.
675 (lto_scan_statics_in_ref_table): Walk tree to look for reachable
676 static decls that need to be fixed up.
677 (lto_scan_statics_in_cgraph_node): Change call interface to use
678 a globalize_context_t CONTEXT for all states used.
679 (lto_scan_statics_in_remaining_global_vars): New.
680 (lto_promote_cross_file_statics): Use new call interface of
681 LTO_SCAN_STATICS_IN_CGRAPH_NODE. Handle remaining externally
682 visible vars in the last set.
684 2008-12-03 Diego Novillo <dnovillo@google.com>
686 * lto.c (lto_fixup_tree): Do not emit an error when
687 PREVAILING throw but T doesn't.
689 2008-12-02 Doug Kwan <dougkwan@google.com>
691 * lto.c (lto_scan_statics_in_ref_table): New function factored out
693 (lto_scan_statics_in_cgraph_node): Handle both file-scope static
694 variables and functions.
695 (lto_promote_cross_file_statics): Rename bitmaps to SEEN_DECLS
696 and GLOBAL_DECLS from SEEN_VARS and GLOBAL_VARS.
698 2008-11-29 Diego Novillo <dnovillo@google.com>
700 * lto.c: Include timevar.h.
701 (lto_materialize_function): Tidy. Add comments.
702 (lto_wpa_write_files): Tidy.
703 (lto_execute_ltrans): Tidy.
704 (lto_main): Add local variable LTO_TIMER. Initialize it
705 to one of TV_WHOPR_WPA, TV_WHOPR_LTRANS or TV_LTO.
706 Start and stop the timer.
708 * Make-lang.in (lto.o): Add dependency on timevar.h.
709 * ltrans-driver: React to -v and -save-temps.
710 Use simple heuristic to determine how much parallelism to
711 use when executing make.
713 2008-11-12 Doug Kwan <dougkwan@google.com>
715 * lto.c (lto_bitmap_obstack): Remove var.
716 (lto_materialize_function): Do nothing instead of marking function
717 body in file if flag_wpa is true.
718 (lto_add_all_inlinees): Use bitmap functions in lto-utils.c.
719 (lto_scan_statics_in_cgraph_node): New function.
720 (lto_promote_cross_file_statics): Same.
721 (lto_wpa_write_files): Call lto_promote_cross_file_statics.
722 Use bitmap functions in lto-utils.c. Remove unsued label OUT.
723 * Make-lang.in (lto/lto.o): Add lto-utils.h to dependency list.
725 2008-11-09 Diego Novillo <dnovillo@google.com>
727 * lto/lto.c (lto_fixup_tree): Change error message locus
728 information to include location of mismatching
730 Use TREE_NO_WARNING to avoid repeated messages.
731 (lto_main): If lto_fixup_decls emitted any errors, exit.
732 * lto/lto-lang.c: Don't include libfuncs.h and except.h
733 (lto_init_options): Don't enable exceptions by default.
734 (lto_eh_runtime_type): Move to lto-function-in.c
735 (lto_init_eh): Likewise.
736 (lto_init): Don't call lto_init_eh.
737 * lto/Make-lang.in (lto-lang.o): Remove dependency on
738 libfuncs.h and except.h.
740 2008-10-30 Diego Novillo <dnovillo@google.com>
742 * lto.c (lto_read_decls): Declare debug_main only if
743 LTO_STREAM_DEBUGGING is enabled.
745 2008-10-30 Simon Baldwin <simonb@google.com>
747 * lto.c (lto_wpa_write_files): Create intermediate files with
748 make_cwd_temp_file().
749 (lto_maybe_unlink): New. Delete intermediate WPA files unless
750 WPA_SAVE_LTRANS is set.
751 (lto_main): Call lto_maybe_unlink() for intermediate WPA files.
752 * ltrans-driver: Do not strip directory from output files.
754 2008-10-29 Doug Kwan <dougkwan@google.com>
756 * lto.c (free_decl): Call lto_symtab_clear_resolution when freeing
758 * Make-lang.in (LTO_OBJS): Remove lto/lto-symtab.o
759 (lto/lto-symtab.o): Remove rule.
760 * lto-tree.h (struct lang_identifier): Remove LTO specific fields.
761 (struct lang_decl): Remove RESOLUTION and add DUMMY in struct.
762 (LANG_IDENTIFIER_CAST, LTO_IDENTIFIER_DECL, LTO_DECL_RESOLUTION):
764 lto-symtab.c (File): Move up one level.
765 lto-lang.c (cgraph.h): Remove include.
766 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
767 input_cgraph): Move to lto-cgraph.c in gcc directory above.
768 (LANG_HOOKS_INPUT_CGRAPH): Remove use of macro.
770 2008-10-24 Rafael Espindola <espindola@google.com>
772 * lto-function-in.c (get_resolution): Return LDPR_PREEMPTED_IR for
773 non prevailing weak symbols.
775 2008-10-24 Rafael Espindola <espindola@google.com>
777 * lto-lang.c (input_cgraph_1): Iterate over nodes, not cgraph_nodes.
779 2008-10-24 Rafael Espindola <espindola@google.com>
781 * lto-lang.c (input_node): Avoid casts from pointers to ints of
784 2008-10-23 Simon Baldwin <simonb@google.com>
786 * lto-lang.c (input_node): Save the node reference, rather than the
787 node pointer, in node->inlined_to.
788 (input_cgraph_1): Convert node references into node pointers.
790 2008-10-22 Diego Novillo <dnovillo@google.com>
791 Rafael Espindola <espindola@google.com>
793 * lto.c (lto_resolution_read): Tidy.
794 * lto-symtab.c (lto_symtab_prevailing_decl): Do not
795 abort if RET is NULL.
797 2008-10-22 Doug Kwan <dougkwan@google.com>
799 * lto.c (lto_fixup_tree): Check for NOTHROW conflict only if
800 exceptions flag is given.
801 * lto-lang.c: (lto_init_options) Set default exceptions flag.
802 (lto_init_eh): Remove exceptions flag initialization.
803 (lto_init): Only call lto_init_eh if exceptions flag is set.
805 2008-10-21 Diego Novillo <dnovillo@google.com>
807 * lto.c: Tidy some formatting.
810 2008-10-21 Simon Baldwin <simonb@google.com>
812 * lto-symtab.c: (lto_same_type_p): Types cannot be equal if one of
813 them is NULL (but not the other).
815 2008-10-17 Diego Novillo <dnovillo@google.com>
817 * ltrans-driver: Divert output from make to a temporary file.
818 Show it if the call to make failed.
820 2008-10-15 Diego Novillo <dnovillo@google.com>
822 * lto.c (lto_wpa_write_files): Reformat do-while loop.
823 Do not print TEMP_FILENAME
824 * ltrans-driver: Call make with -s.
826 2008-10-15 Diego Novillo <dnovillo@google.com>
828 * lto-symtab.c (lto_symtab_merge_decl): Do not force
829 TREE_STATIC on global symbols.
831 2008-10-14 Ollie Wild <aaw@google.com>
833 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Remove.
834 (LTRANS_DRIVER_EXE): Add.
835 (lto.all.cross): Add LTRANS_DRIVER_EXE.
836 (lto.all.encap): Add LTRANS_DRIVER_EXE.
837 (lto.install.common): Remove ltrans-driver.
838 (lto.mostlyclean): Add LTRANS_DRIVER_EXE.
839 (LTRANS_DRIVER_EXE): New build rule.
840 * config-lang.in (compilers): Add ltrans-driver.
842 2008-10-14 Diego Novillo <dnovillo@google.com>
844 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Disable transformation
847 2008-10-13 Ollie Wild <aaw@google.com>
849 * lang-spec.h (@lto): Replace lto1_options with cc1_options.
850 * lto.c (lto_execute_ltrans): Add "-fno-wpa -fltrans -xlto" to CFLAGS.
851 * ltrans-driver (LTRANS_FLAGS): Remove.
853 2008-10-08 Doug Kwan <dougkwan@google.com>
855 * lto.c (lto_fixup_tree): Remove ATTRIBUTE_UNUSED from DATA.
856 Handle new tree codes RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE
857 and TREE_BINFO. Also move code handling FUNCTION_DECL and VAR_DECL
858 from lto_fixup_state to here.
859 (lto_fixup_state): Take an lto_fixup_data_t object DATA instead of
860 just a free-list. Fix up types also. Move decl merging code to
862 (lto_fixup_state_aux): Change AUX to point to an lto_fixup_data_t
864 (lto_fixup_decls): Use another pointer set to avoid multiple
865 walking of nodes except for DECLs to be replaced. Pass an
866 lto_fixup_data_t object to tree-walker.
868 2008-10-08 Rafael Espindola <espindola@google.com>
870 * lto-symtab.c (lto_symtab_set_resolution): New.
871 (lto_symtab_merge_decl): Use lto_symtab_set_resolution and
872 lto_symtab_get_resolution.
873 (lto_symtab_prevailing_decl): Return decl for non public decls.
874 (lto_symtab_get_resolution): New.
875 * lto.c (lto_fixup_tree, lto_fixup_state): Remove unecessary checks.
877 2008-10-06 Rafael Espindola <espindola@google.com>
879 * lto-lang.c: Include cgraph.h.
880 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
881 input_cgraph): Moved from lto-cgraph.c.
882 (LANG_HOOKS_INPUT_CGRAPH): New.
884 2008-10-03 Rafael Espindola <espindola@google.com>
886 * lto.c (lto_fixup_tree, lto_fixup_state): Fix the FIXME.
888 2008-10-03 Rafael Espindola <espindola@google.com>
890 * lto-symtab.c (lto_symtab_overwrite_decl): Remove. Remove all calls.
891 (lto_symtab_merge_decl): Update LTO_IDENTIFIER_DECL the reflect the
892 prevailing definition. Don't mark TREE_NOTHROW differences.
893 * lto.c (lto_fixup_tree): New.
894 (lto_fixup_state): New.
895 (lto_fixup_state_aux): New.
897 (lto_fixup_decls): New.
898 (lto_main): Call lto_fixup_decls.
900 2008-10-02 Ollie Wild <aaw@google.com>
902 * lang.opt (fltrans): Moved from common.opt. Remove RejectNegative
904 (fwpa): Moved from common.opt. Remove RejectNegative and Init.
905 * lto-lang.c (lto_post_options): Add validation and fixups for
908 2008-10-02 Rafael Espindola <espindola@google.com>
910 * lto-symtab.c (lto_symtab_merge_var, lto_symtab_merge_fn,
911 lto_symtab_merge_decl): Return void.
912 (lto_symtab_prevailing_decl): New.
914 2008-09-30 Rafael Espindola <espindola@google.com>
916 * lto-symtab.c (lto_symtab_compatible): Remove the check for already
918 (lto_symtab_overwrite_decl): Copy LTO_DECL_RESOLUTION.
919 (lto_symtab_merge_decl): Store symbol resolution in LTO_DECL_RESOLUTION.
920 Check for already defined symbols.
921 * lto-tree.h (lang_decl): Remove dummy and add resolution fields.
922 (LTO_IDENTIFIER_RESOLUTION): Remove.
923 (LTO_DECL_RESOLUTION): New.
925 2008-09-30 Rafael Espindola <espindola@google.com>
927 * lto.c (lto_read_decls): Use new input_tree signature.
929 2008-09-26 Doug Kwan <dougkwan@google.com>
931 * lto.c (lto_main): Call lto_fixup_nothrow_decls to fix up function
932 bodies affected by exception attribute merging of DECLs.
933 * lto-symtab.c (lto_symtab_merge_decl): Handle exception attribute
936 2008-09-25 Rafael Espindola <espindola@google.com>
938 * Make-lang.in (PLUGIN_API_H, LTO_TREE_H): New.
939 (lto/lto-lang.o, lto/lto.o, lto/lto-symtab.o) Use LTO_TREE_H.
940 * lto-symtab.c (lto_symtab_compatible): New.
941 (lto_symtab_overwrite_decl): New.
942 (lto_symtab_merge_decl): Refactor to use the above functions
943 and the resolution from lang_identifier.
944 * lto-tree.h: Include plugin-api.h.
945 (lang_identifier): Add resolution.
946 (LTO_IDENTIFIER_RESOLUTION): New.
948 2008-09-25 Ollie Wild <aaw@google.com>
950 * lang.opt (fltrans-output-list=): New option.
951 * lto.c (lto_execute_ltrans): Output file names to ltrans_output_list.
953 2008-09-25 Rafael Espindola <espindola@google.com>
955 * lto.c (lto_resolution_read): Initialize ret;
957 2008-09-24 Ollie Wild <aaw@google.com>
959 * lto.c (sys/mman.h): Move include.
960 (lto_wpa_write_files): Return a list of written files.
961 (lto_execute_ltrans): New function.
962 (lto_main): Call lto_execute_ltrans.
963 (ltrans-driver): New file.
964 * lto-lang.c (DEFAULT_LTRANS_DRIVER): New macro.
965 (DEAULT_LTRANS_DRIVER_LEN): New macro.
966 (lto_init_options): Initialize ltrans_driver.
967 (lto_handle_option): Fix incorrect default output value.
968 * lang.opt (fltrans-driver=): New option.
969 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): New variable.
970 (lto.install-common): Add lto/ltrans-driver.
972 2008-09-24 Rafael Espindola <espindola@google.com>
974 * Make-lang.in (LTO_OBJS): Add lto/common.o.
975 (lto/lto.o): Depend on lto/common.h.
977 * lang.opt (resolution): New.
978 * lto-lang.c (resolution_file_name): New.
979 (lto_handle_option): Handle OPT_resolution.
980 * lto-symtab.c (lto_symtab_merge_decl): Add a resolution argument.
981 (lto_symtab_merge_var,lto_symtab_merge_fn): Add a resolution argument.
982 pass it to lto_symtab_merge_decl.
983 * lto.c: Include common.h.
984 (lto_read_decls): Add resolutions and resolutions_size arguments.
985 Initialize data_in.globals_resolution and
986 data_in.globals_resolution_size.
987 (index_and_symbol_resolution): New.
988 (lto_resolution_read): New.
989 (lto_file_read): Add argument resolution_file.
991 * lto.h (resolution_file_name): New.
993 2008-09-23 Rafael Espindola <espindola@google.com>
995 * common.c: Update description.
996 * common.h: Update description.
998 2008-09-23 Rafael Espindola <espindola@google.com>
1000 * common.c: Moved from lto-plugin.
1001 * common.h: Moved from lto-plugin.
1003 2008-09-22 Doug Kwan <dougkwan@google.com>
1005 * lto.c (VEC(bitmap,heap)): Declare.
1006 (lto_materialize_function): Handle WAP mode specially.
1007 (lto_add_inline_clones): New.
1008 (lto_add_all_inlinees): Changle algorithm and to use bitmaps. Also
1009 return a bitmap of inlined decls.
1010 (lto_wpa_write_files): Handle all DECLs brought in by inlining.
1011 (lto_main): Call reset_inline_failed to reset inlining states.
1012 Check call-graph after WPA inlining.
1013 * lto-lang.c (lto_init): Do not clear flag_generate_lto
1016 2008-09-19 Doug Kwan <dougkwan@google.com>
1018 lto.c (lto_main): Remove unsued wrapper code.
1019 lang-specs.h (@lto): Use lto1_options instead of cc1_options.
1021 2008-09-19 Rafael Espindola <espindola@google.com>
1023 * lto-symtab.c: Include lto-tree-in.h.
1024 * lto-tree.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove.
1025 * lto.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove
1026 * Make-lang.in (lto/lto-symtab.o): Add lto-tree-in.h.
1028 2008-09-17 Paolo Bonzini <bonzini@gnu.org>
1029 Rafael Avila de Espindola <espindola@google.com>
1031 * lto-lang.c (COMPOUND_LITERAL_EXPR_DECL_STMT,
1032 COMPOUND_LITERAL_EXPR_DECL): Remove.
1033 (emit_local_var): Remove.
1034 (lto_expand_expr): Remove.
1035 (lto_staticp): Remove.
1036 (LANG_HOOKS_EXPAND_EXPR): Remove.
1037 (LANG_HOOKS_STATICP): Remove.
1039 2008-09-11 Diego Novillo <dnovillo@google.com>
1041 * lto-lang.c: Include except.h and libfuncs.h.
1043 (lto_init): Call it.
1044 Set flag_generate_lto to 0.
1045 * Make-lang.in (lto-lang.o): Add dependency on except.h
1048 2008-09-09 Bill Maddox <maddox@google.com>
1050 * lto-lang.c: Include header file expr.h.
1051 (COMPOUND_LITERAL_EXPR_DECL_STMT,
1052 COMPOUND_LITERAL_EXPR_DECL): Copied from c-common.h.
1053 (emit_local_var): Copied from c-semantics.c.
1054 (lto_expand_expr, lto_staticp): Copied from c_expand_expr
1055 and c_staticp in c-common.c.
1056 (LANG_HOOKS_EXPAND_EXPR,LANG_HOOKS_STATICP): Redefined.
1058 2008-09-08 Diego Novillo <dnovillo@google.com>
1060 * lto-lang.c (lto_global_bindings_p): Return 1 during
1063 2008-09-07 Diego Novillo <dnovillo@google.com>
1065 * lto.c: Tidy formatting.
1067 2008-08-04 Bill Maddox <maddox@google.com>
1069 * lto-symtab.c (lto_symtab_merge_decl): Add comment.
1071 2008-09-03 Doug Kwan <dougkwan@google.com>
1073 lto.c (lto_add_all_inlinees): Reset FAILED_REASON of edges to
1074 CIF_OK instead of NULL.
1076 2008-09-02 Diego Novillo <dnovillo@google.com>
1077 Simon Baldwin <simonb@google.com>
1079 * lto-lang.c (lto_type_for_size): Rewrite. Adapt from
1080 c_common_type_for_size.
1081 (lto_type_for_mode): Remove ATTRIBUTE_UNUSED markers.
1082 (lto_init): Call linemap_add.
1083 (signed_and_unsigned_types): Remove.
1085 2008-08-29 Diego Novillo <dnovillo@google.com>
1087 * lto-lang.c (handle_noreturn_attribute): New local function.
1088 (handle_const_attribute): New local function.
1089 (handle_malloc_attribute): New local function.
1090 (handle_pure_attribute): New local function.
1091 (handle_novops_attribute): New local function.
1092 (handle_nonnull_attribute): New local function.
1093 (handle_nothrow_attribute): New local function.
1094 (handle_sentinel_attribute): New local function.
1095 (handle_type_generic_attribute): New local function.
1096 (handle_format_attribute): New local function.
1097 (handle_format_arg_attribute): New local function.
1098 (lto_attribute_table): Declare.
1099 (lto_format_attribute_table): Declare.
1100 (lto_init_attributes): New local function.
1101 (lto_define_builtins): Call it.
1102 Call targetm.init_builtins and build_common_builtin_nodes.
1103 (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE): Define.
1104 (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Define.
1106 2008-08-28 Diego Novillo <dnovillo@google.com>
1108 * Make-lang.in (lto-lang.o): Replace tree-gimple.h with
1110 (lto-symtab.o): Add dependency on $(GIMPLE_H).
1111 * lto-lang.c: Include gimple.h instead of tree-gimple.h.
1112 * lto-symtab.c: Include gimple.h.
1113 * lto-tree.h (chain_next): Replace GENERIC_NEXT with
1116 2008-08-27 Doug Kwan <dougkwan@google.com>
1118 * lto.c (vec.h, bitmap.h, pointer-set.h, ipa-prop.h, ggc.h,
1119 gt-lto-lto.h): New includes.
1120 (lto_materialize_function): Do not read in function body in WPA mode.
1121 Format a line to fit in 80 columns.
1122 (lto_cgraph_node_sets): New garbage collected variable.
1123 (lto_1_to_1_map, lto_add_all_inlinees, lto_wpa_write_files):
1125 (lto_main): Initialize bitmap obstack. Add code to handle WPA mode.
1126 * Make-lang.in (LTO_H): Replace filename lto-section-in.h with
1127 variable LTO_SECTION_IN_H.
1128 (lto/lto.o): Include gt-lto-lto-c.h ggc.h ,VEC_H, BITMAP_H,
1129 pointer-set.h and IPA_PROP_H. Also replace filename lto-section-in.h
1130 with variable LTO_SECTION_IN_H.
1131 * config-lang.in (gtfiles): Add lto/lto.c.
1132 * lto-symtab.c (lto_symtab_merge_decl): Set DECL_CONTEXT of
1133 merged DECL_RESULT correctly.
1135 2008-08-26 Bill Maddox <maddox@google.com>
1137 * lto-lang.c Include tree-gimple.h.
1138 (lto_mark_addressable): Call mark_addressable rather than
1140 (lto_post_options): Suppress debug info generation.
1141 * Make-lang.in: Add dependency of lto-lang.o on tree-gimple.h.
1143 2008-08-25 Bill Maddox <maddox@google.com>
1145 * lto-symtab.c (lto_symtab_merge_decl): Remove a suspect
1146 assertion and leave an explanatory comment in its place.
1148 2008-08-21 Doug Kwan <dougkwan@google.com>
1150 * lto.c (preload_common_nodes): Call lto_get_common_nodes to get a list
1151 of common nodes instead of computing locallly.
1152 (lto_read_in_decl_state): New.
1153 (lto_read_decls): Change code for udpate in struct lto_decl_header.
1154 Read global and per-function in-decl states.
1155 * Make-lang.in (LTO_H): Update dependency.
1157 (lto-symtab.c): Merge (revision 139039)
1158 * lto-symtab.c (lto_symtab_merge_decl): Merge DECL_RESULT.
1160 2008-08-21 Rafael Espindola <espindola@google.com>
1162 * config-lang.in (target_libs): New.
1164 2008-08-20 Bill Maddox <maddox@google.com>
1166 * lto.c (current_lto_file): Remove GTY marker from static
1167 variable. Remove include of file gt-lto-lto.h.
1168 * Make-lang.in: Remove dependency of lto/lto.o on
1170 * lto-elf.c (lto_file_close): Removed.
1171 (lto_elf_file_open): Use XCNEW instead of GGC_CNEW to
1172 allocate lto_elf_file object.
1173 (lto_elf_file_close): Free lto_elf_file object after close.
1174 * lto.h (struct lto_file_struct): Remove GTY marker.
1175 * config-lang.in: Remove lto/lto.h and lto/lto.c from
1178 2008-08-20 Bill Maddox <maddox@google.com>
1180 * lto.c (lto_read_decls): Provide dummy argument to input_tree
1181 to conform to its new signature.
1182 * lto-symtab.c (lto_symtab_merge_decl): Do not invoke ggc_free
1183 on discarded node here, now called in global_vector_fixup.
1185 2008-08-09 Bill Maddox <maddox@google.com>
1187 * lto.c (preload_common_nodes): Verify that fileptr_type_node
1188 has not been set to a front-end-specific value.
1190 2008-08-05 Doug Kwan <dougkwan@google.com>
1192 * Make-lang.in (lto-symtab.o): Add missing dependencies to fix
1195 2008-07-30 Bill Maddox <maddox@google.com>
1197 * lto.c (lto_materialize_function): Call lto_original_decl_name.
1198 Remove obsolete comments.
1199 (lto_read_decls): Remove initialization of deleted field data_in.global.
1201 (lto_main): Remove redundant initialization of section_hash_table.
1202 * lto-elf.c: Removed obsolete comments.
1203 * lto.h: Tidy up comments.
1204 * lto-symtab.c (lto_least_common_multiple): New function.
1205 (lto_symtab_merge_decl): Merge variable alignments in some cases.
1208 2008-07-25 Diego Novillo <dnovillo@google.com>
1209 Bill Maddox <maddox@google.com>
1211 * lto.c: Re-order include files.
1212 Include lto-section-out.h.
1213 (preload_common_nodes): Add debugging output.
1214 Add new local INDEX_TABLE.
1215 Call preload_common_node.
1216 * Make-lang.in (lto.o): Add dependency on lto-section-out.h
1218 2008-07-13 Bill Maddox <maddox@google.com>
1220 * lto.c (lto_read_decls): Cast pointer to const char * to avoid
1221 unwanted scaling during pointer addition.
1223 2008-07-11 Bill Maddox <maddox@google.com>
1224 Diego Novillo <dnovillo@google.com>
1226 * lto.c (lto_read_decls): Fix C++ compatibility warnings.
1227 Make code const-correct.
1228 (lto_file_read): Fix C++ compatibility warnings.
1229 (lto_read_section_data): Fix C++ compatibility warnings.
1230 (lto_get_section_data): Use CONST_CAST to avoid warning when
1231 const pointer passed to free.
1232 * lto-elf.c (lto_elf_build_section_table): Fix C++
1233 compatibility warnings.
1234 (lto_elf_append_data): Fix C++ compatibility warnings. Use CONST_CAST
1235 to avoid warning assigning const pointer to d_buf field of Elf_Data.
1236 (lto_get_current_out_file): Fix C++ compatibility warnings.
1238 2008-07-11 Diego Novillo <dnovillo@google.com>
1240 * Make-lang.in (lto-warn): Define.
1242 2008-07-03 Simon Baldwin <simonb@google.com>
1244 * lto.c (lto_read_decls): Wrapped debug-only data items within #ifdef
1245 LTO_STREAM_DEBUGGING.
1247 2008-06-27 Ollie Wild <aaw@google.com>
1249 * lto-elf.c (lto-section-out.h): New include.
1250 (struct lto_elf_file): Remove bits member. Add scn, shstrtab_stream,
1252 (cached_file_attrs): New static variable.
1253 (lto_elf_get_shdr, lto_elf_free_shdr): Remove elf_file parameter.
1254 Use cached_file_attrs for checking bits.
1255 (lto_elf_build_section_table): Remove elf_file argument from
1256 lto_elf_get_shdr and lto_elf_free_shdr calls.
1257 (DEFINE_INIT_SHDR): New macro.
1258 (init_shdr32, init_shdr64): New functions defined via the
1259 DEFINE_INIT_SHDR macro.
1260 (lto_elf_begin_section_with_type): New function.
1261 (lto_elf_begin_section): New function.
1262 (lto_elf_append_data): New function.
1263 (lto_elf_end_section): New function.
1264 (DEFINE_VALIDATE_EHDR): New macro.
1265 (validate_ehdr32, validate_ehdr64): New functions defined via the
1266 DEFINE_VALIDATE_EHDR macro.
1267 (validate_file): New function.
1268 (DEFINE_INIT_EHDR): New macro.
1269 (init_ehdr32, init_ehdr64): New functions defined via the
1270 DEFINE_INIT_EHDR macro.
1271 (init_ehdr): New function.
1272 (lto_elf_file_open): Add support for writable files. Move some
1273 validation logic to validate_file.
1274 (lto_elf_file_close): Add support for writable files. Write file data
1275 and free data blocks.
1276 (current_out_file): New static variable.
1277 (lto_set_current_out_file): New function.
1278 (lto_get_current_out_file): New function.
1279 * lto.c (lto_main): Add writable argument to lto_elf_file_open calls.
1280 Add temporary initialization for testing ELF serialization.
1281 * lto.h (lto-section-out.h): New include.
1282 (struct lto_file_struct): Slight modification to comment.
1283 (lto_elf_file_open): Add writable parameter.
1284 (lto_elf_begin_section): New function declaration.
1285 (lto_elf_append_data): New function declaration.
1286 (lto_elf_end_section): New function declaration.
1287 (lto_set_current_out_file, lto_get_current_out_file): New function
1289 * lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Set as lto_elf_begin_section.
1290 (LANG_HOOKS_APPEND_DATA): Set as lto_elf_append_data.
1291 (LANG_HOOKS_END_SECTION): Set as lto_elf_end_section.
1292 * Make-lang.in (LTO_H): Add lto-section-out.h.
1294 2008-06-12 Ollie Wild <aaw@google.com>
1296 * lto.h (struct lto_file_vtable_struct): Remove.
1297 (struct lto_file_struct): Remove vtable member.
1298 * lto-elf.c (lto_file_init): Remove vtable argument.
1299 (lto_elf_map_optional_lto_section): Remove.
1300 (lto_elf_unmap_section): Remove.
1301 (lto_elf_file_vtable): Remove.
1302 (lto_elf_file_open): Remove lto_elf_file_vtable argument from
1304 (lto_elf_find_section_data): Remove.
1306 2008-06-11 Ollie Wild <aaw@google.com>
1308 * lto.c (lto_file_read): Add const qualifier to data variable.
1310 2008-06-11 Diego Novillo <dnovillo@google.com>
1312 Merge from lto-streamber sub-branch.
1314 2008-06-04 Ollie Wild <aaw@google.com>
1316 * lto.c: Remove inclusion of dwarf2.h and dwarf2out.h.
1317 * Make-lang.in (lto.o): Remove dependency on dwarf2.h.
1319 2008-05-28 Bill Maddox <maddox@google.com>
1321 Replace the DWARF reader in the LTO front-end.
1323 * lto.c: Include lto-tree-in.h, lto-tags.h.
1324 (enum DWARF2_class, DW_cl_constant, struct
1325 DWARF2_form_data, struct lto_context,
1326 lto_fd_init, lto_info_fd_init,
1327 lto_abbrev_fd_init, lto_info_fd_close,
1328 lto_file_init, lto_file_close,
1329 lto_file_corrupt_error, lto_abi_mismatch_error,
1330 LTO_CHECK_INT_VAL, LTO_READ_TYPE,
1331 lto_read_uleb128, lto_read_sleb128,
1332 lto_read_initial_length, lto_abbrev_read_attrs,
1333 lto_abbrev_read, lto_abbrev_read_lookup,
1334 lto_read_section_offset,
1335 lto_read_comp_unit_header, find_cu_for_offset,
1337 lto_resolve_reference,lto_read_form,
1338 attribute_value_as_int,
1339 make_signed_host_wide_int,
1340 attribute_value_as_constant, lto_cache_hash,
1341 lto_cache_eq, lto_cache_store_DIE,
1342 lto_cache_lookup_DIE, lto_find_integral_type,
1343 lto_find_integral_type_1,
1344 LTO_BEGIN_READ_ATTRS_UNCHECKED,
1345 LTO_BEGIN_READ_ATTRS, LTO_END_READ_ATTRS,
1346 lto_unsupported_attr_error, lto_get_identifier,
1347 lto_read_referenced_type_DIE,
1348 lto_read_compile_unit_DIE,
1349 lto_read_array_type_DIE,
1350 lto_read_structure_union_class_type_DIE,
1351 lto_read_enumerator_DIE,
1352 lto_read_enumeration_type_DIE,
1353 lto_read_only_for_child_DIEs,
1354 lto_read_only_for_child_DIEs,
1355 lto_read_member_DIE, lto_read_abbrev,
1356 lto_read_variable_formal_parameter_constant_DIE,
1357 lto_get_body): Removed.
1358 (preload_common_nodes): New function.
1359 (lto_read_decls): Convert for new global streamer.
1360 (lto_materialze_file_data,
1361 lto_read_subroutine_type_subprogram_die,
1362 lto_read_unspecified_parameters_DIE,
1363 lto_read_typedef_DIE,
1364 lto_read_pointer_reference_type_DIE,
1365 lto_read_subrange_type_DIE,
1366 lto_read_base_type_DIE,
1367 lto_read_const_volatile_restrict_type_DIE,
1368 lto_read_namespace_DIE,
1369 lto_read_unspecified_type_DIE, lto_read_DIE,
1370 lto_read_child_DIEs, lto_collect_child_DIEs):
1372 (lto_info_read, lto_set_cu_context): Removed.
1373 (lto_file_read): Convert for new global streamer.
1374 (lto_resolve_type_ref, lto_read_DIE_at_ptr,
1375 lto_resolve_var_ref, lto_resolve_fn_ref,
1376 lto_resolve_field_ref, lto_resolve_typedecl_ref,
1377 lto_resolve_namespacedecl_ref): Removed.
1378 (lto_file_init, lto_file_close): Moved to lto-elf.c.
1379 * lto-tree.h (lto_symtab_merge_var,
1380 lto_symtab_mergee_fun): Declare here.
1381 * lto-elf.c (lto_file_init, lto_file_close): Moved from lto.c.
1382 (lto_elf_file_open): Removed code to read DWARF debug sections.
1383 * lto.h (lto_context, DWARF2_attr, DWARF2_abbrev,
1384 DWARF2_CompUnit, lto_die_ptr,
1385 lto_die_cache_entry, lto_fd, lto_info_fd,
1386 lto_abbrev_fd): Removed.
1387 (lto_file): Removed debug_info and debug_abbrev fields.
1389 (lto_file_init, lto_file_close,
1390 lto_resolve_type_ref, lto_resolve_var_ref,
1391 lto_resolve_fn_ref, lto_resolve_field_ref,
1392 lto_resolve_typedecl_ref,
1393 lto_resolve_namespacedecl_ref,
1394 lto_get_file_name): Removed declarations.
1395 (lto_symtab_merge_var, lto_symtab_merge_fn):
1396 Declarations moved to lto-tree.h.
1397 * lto-symtab.c (lto_compatible_attributes_p):
1398 Lobotomize this, as it barfs on "Hello, world!".
1399 * lto-section-out.c: Include lto-tree-out.h.
1400 (lto_hash_global_slot_node,
1401 lto_eq_global_slot_node, preload_common_nodes,
1402 write_global_stream, write_global_references):
1404 (produce_asm_for_decls): Convert for new global streamer.
1405 * lto-section-out.h (lto_hash_global_slot_node,
1406 lto_eq_global_slot_node): Declare.
1408 2008-06-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1409 Jan Hubicka <jh@suse.cz>
1411 * lto.c (sys/mman.h, tree-pass.h): New includes.
1412 (lto_materialize_constructors_and_inits,
1413 lto_materialize_function): Keeps length of section.
1414 (lto_materialize_cgraph): Removed.
1415 (lto_read_decls): Initialize fd field.
1416 (lto_file_read): Different return type and removed much code to
1418 (page_mask): New variable.
1419 (lto_read_section_data, get_section_data, free_section_data): New
1421 (lto_main): Now calls pass manager, sets the hooks so that the ipa
1422 passes can get the section data.
1424 2008-05-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1426 * lto.h (lto_read_decls): Made local.
1427 (lto_input_function_body, lto_input_constructors_and_inits,
1428 lto_input_cgraph): Declarations moved to lto-section-in.h.
1429 * lto-section-in.c: Moved to .. .
1430 * lto-cgraph-in.c: Ditto.
1431 * lto-section-in.h: Ditto.
1432 * lto-function-in.c: Ditto.
1433 * lto-lang.c (lto_handle_option): Added ATTRIBUTE_UNUSED to parms.
1434 (lto_insert_block): Removed.
1435 (LANG_HOOKS_INSERT_BLOCK): Removed.
1436 * Make-lang.in (lto-cgraph-in.o, lto-function-in.o,
1437 lto-section-in.o): Rules moved to lto/Makefile.in.
1440 2008-05-16 Ollie Wild <aaw@google.com>
1442 * lto-lang.c (tree-inline.h): Include.
1443 (lto_post_options): New function.
1444 (LANG_HOOKS_POST_OPTIONS): Define.
1445 * lto-cgraph-in.c (overwrite_node): Set node->global.insns.
1446 * lto-function-in.c (input_bb): Set TREE_BLOCK (stmt).
1448 2008-05-13 Diego Novillo <dnovillo@google.com>
1450 * lto-function-in.c (input_ssa_names): Call
1451 make_ssa_name_fn instead of make_ssa_name.
1453 2008-05-12 Diego Novillo <dnovillo@google.com>
1455 * lto-cgraph-in.c (overwrite_node): Update references to
1456 inline summary fields.
1457 * lto-function-in.c (input_expr_operand): Do not handle
1460 2008-05-09 Ollie Wild <aaw@google.com>
1462 * lang.opt: New file.
1463 * lto-lang.c (lto_init_options): New function.
1464 (lto_handle_option): New function.
1465 (lto_init): Move initialization of flag_unit_at_a_time to
1467 (LANG_HOOKS_INIT_OPTIONS): Define.
1468 (LANG_HOOKS_HANDLE_OPTION): Define.
1470 2008-04-29 Ollie Wild <aaw@google.com>
1472 * lto.c (lto_read_namespace_DIE): New function.
1473 (lto_read_DIE): Add lto_read_namespace_DIE callback. Cache
1474 NAMESPACE_DECL DIE's.
1475 (lto_resolve_namespacedecl_ref): New function.
1476 * lto.h (lto_resolve_namespacedecl_ref): New function.
1477 * lto-section-in.c (lto_read_decls): Read namespace declarations.
1478 * lto-section-in.h (struct lto_file_decl_data): Add namespace_decls
1479 and num_namespace_decls.
1480 * lto-function-in.c (input_expr_operand): Add NAMESPACE_DECL case.
1481 * lto-lang.c (lto_init_ts): New function.
1482 (LANG_HOOKS_INIT_TS): Set as lto_init_ts.
1484 2008-04-16 Ollie Wild <aaw@google.com>
1486 * lto-function-in.c (input_type_ref): Updated function description.
1488 2008-04-16 Ollie Wild <aaw@google.com>
1490 * lto-function-in.c (input_type_ref_1): New function.
1491 (input_type_ref): Split into two functions.
1492 (input_function): Add support for type contexts.
1494 2008-04-16 Ollie Wild <aaw@google.com>
1496 * lto.c (lto_materialize_function): Use DECL_ASSEMBLER_NAME to compute
1499 2008-04-16 Ollie Wild <aaw@google.com>
1501 * lto.c (lto_read_compile_unit_DIE): Add DW_LANG_C_plus_plus to the
1502 list of supported languages.
1504 2008-03-25 Kenneth Zadeck <zadeck@naturalbridge.com>
1506 Merge with mainline @133491.
1508 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1509 Jan Hubicka <jh@suse.cz>
1511 * lto.c (lto_info_fd_init, lto_info_fd_close): Get rid of
1512 fd->unmaterialized_fndecls.
1513 (lto_get_file_name, lto_materialize_cgraph): New function.
1514 (lto_materialize_constructors_and_inits,
1515 lto_materialize_function): Read info directly from elf file.
1516 (lto_file_read): Made local and initialize dictionary so that
1517 other lto sections can be read without reprocessing the elf file.
1518 (lto_main): Read all functions after all files have been processed
1519 for their types, globals and cgraph.
1520 * Make-lang.in (lto.o, lto-cgraph-in.c, lto-section-in): Changed
1522 * lto-elf.c (lto_elf_file): Removed strtab, symtab fields.
1523 (hash_name, eq_name, lto_elf_build_section_table): New functions.
1524 (lto_elf_read_symtab): Removed function.
1525 (lto_elf_file_open): Removed call to lto_elf_read_symtab.
1526 * lto.h (lto_info_fd_struct): Removed unmaterialized_fndecls.
1527 (lto_file_read): Made local.
1528 (lto_get_file_name, lto_elf_build_section_table,
1531 * lto-section-in.c (lto_read_section_data, lto_get_section_data):
1533 (lto_read_decls): Get the file name.
1534 * lto-cgraph-in.c: New file.
1535 * lto-function-in.c (tag_to_expr): Stops at LTO_tree_last_tag.
1536 (input_expr_operand, lto_read_body): Set lto_debug_context.tag_names.
1537 (input_labels): Fixed latent sizeof issue.
1538 (input_function): Build stmt array to set call sites into cgraph
1540 (lto_read_body): Reset cfun->curr_properties.
1541 * lto_section_in.h (lto_section_slot): New structure.
1542 (section_hash_table.lto_file_decl_data): New field.
1545 2008-02-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1547 * lto.c (lto_read_variable_formal_parameter_const): Remove code to
1548 reconstruct static initializers.
1549 (lto_get_body, lto_materialize_function): Add lto_section_type as
1551 (lto_materialize_constructors_and_inits,
1552 lto_materialize_file_data): New function.
1553 (lto_materialize_function,
1554 lto_read_subroutine_type_subprogram_DIE): Renamed unmap_fn_body to
1555 unmap_section and map_fn_body to map_section.
1556 (lto_set_cu_context): Process functions and static inits
1558 * Make-lang.in (LTO_H, lto/lto-function-in.o,
1559 lto/lto-section-in.o): Update dependencies.
1560 * lto/lto-elf.c (lto_elf_map_optional_lto_section): Add
1561 lto_section_type parameter.
1562 (lto_elf_unmap_fn_body): Renamed to lto_elf_unmap_section.
1563 * lto.h (lto_file_vtable_struct): Removed two of the fields and
1564 renamed the other two so that there is only one map function and
1565 one unmap function and each takes a section type parameter.
1566 (lto_read_function_body): Renamed to lto_input_function_body and
1567 added file_data parameter.
1568 (lto_read_var_init): Removed.
1569 (lto_input_constructors_and_inits): New function.
1570 * lto-section-in.c (lto_read_decls): New function.
1571 * lto-function-in.c (data_in): Moved fields field_decls, fn_decls,
1572 var_decls, type_decls, types to lto_file_decl_data.
1573 (input_type_ref, input_expr_operand, lto_read_body): Get
1574 field_decls, fn_decls, var_decls, type_decls, types from different
1576 (input_globals, input_constructor, lto_read_var_init): Removed.
1577 (input_constructors_or_inits): New function.
1578 (lto_read_function_body, lto_input_constructors_and_inits):
1579 Renamed to lto_input_function_body and takes file_data parameter.
1580 * lto-section-in.h (lto_file_decl_data): New structure.
1582 2008-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1584 * lto-function-in.c (input_globals.c): Changed input type to
1585 lto_function_header.
1586 (input_bb): Removed code to deserialize the stmt number.
1587 (input_function): Renumber all stmts after they are input.
1588 (lto_read_body, lto_read_function_body, lto_read_var_init):
1589 Changed to used new header format and enum section_type.
1590 *lto-lang.c (success): Removed.
1592 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1594 * lto-elf.c (lto_elf_lookup_sym): Remove unused function.
1595 (lto_elf_free_sym): Likewise.
1597 * lto-elf.c (lto_elf_read_var_init): Remove unused function.
1598 (lto_elf_build_init): Likewise.
1600 2008-01-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1602 * lto-read.c: Renamed to lto-function-in.c.
1603 (input_1_unsigned): Moved to lto-section-in.c and renamed
1604 lto_input_1_unsigned.
1605 (input_uleb128): Moved to lto-section-in.c and renamed
1607 (input_widest_uint_uleb128): Moved to lto-section-in.c and renamed
1608 lto_input_widest_uint_uleb128.
1609 (input_sleb128): Moved to lto-section-in.c and renamed
1611 (input_integer): Moved to lto-section-in.c and renamed
1613 (debug_in_fun): Moved to lto-section-in.c and renamed
1615 (input_block): Moved to lto-section-in.h and renamed
1617 (input_expr_operand): Fixed to allow lists with more than one
1619 * lto-section-in.h: New file.
1620 * lto-section-in.c: New file with changes from above.
1621 * Make-lang.in (lto-read.o): Renamed lto-function-in.c.
1622 (lto-section-in.o): New rule.
1624 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1626 * lto-read.c (input_expr_operand): Mark static and external
1627 VAR_DECLs as needed.
1629 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1631 * lto-read.c (input_integer): Use the correct shift amount.
1633 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1635 * lto-lang.c (lto_pushdecl): Do nothing instead of aborting.
1636 (LANG_HOOKS_NAME): Define.
1638 2007-12-27 Nathan Froyd <froydnj@codesourcery.com>
1640 * lto.c (lto_find_integral_type): Define as a macro. Rename the
1641 original function to...
1642 (lto_find_integral_type_1): ...this. Consult UNSIGNEDP if we
1643 don't have a base type.
1644 (lto_read_enumeration_type_DIE): Examine the values of the
1645 enumeration to determine whether we can use an unsigned type for
1646 the base type of the enumeration.
1648 2007-12-24 Nathan Froyd <froydnj@codesourcery.com>
1650 * lto.c (lto_read_structure_union_class_type_DIE): Set TYPE_MODE
1651 and TYPE_ALIGN on UNION_TYPEs as soon as possible.
1653 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1655 * lto-lang.c (lto_types_compatible_p): New function.
1656 (LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
1658 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1659 Kenneth Zadeck <zadeck@naturalbridge.com>
1661 * lto-read.c (input_expr_operand): Fixed uninitialize var warning.
1662 (input_local_vars): Read in DECL_INITIAL and context for local
1663 statics that need to be put in unexpanded_vars_list.
1665 2007-12-21 Nathan Froyd <froydnj@codesourcery.com>
1667 * lto-read.c (input_real): Use a separate null-terminated buffer
1668 for calling real_from_string.
1669 (input_expr_operand): If we take the address of a FUNCTION_DECL,
1670 tell cgraph that it's needed.
1672 2007-12-19 Doug Kwan <dougkwan@google.com>
1674 * lto.c (lto_read_base_type_DIE): Handle complex integer types.
1676 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1678 * lto.c (lto_read_DIE): Call lto_read_only_for_child_DIEs instead.
1679 (lto_file_read): Reset the members of 'context' every time we read
1680 a toplevel DIE, with special attention to last_param_type.
1682 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1684 * lto.c (lto_read_subroutine_type_subprogram_DIE): Initialize
1685 'declaration'. Set the assembler name for non-public functions.
1687 2007-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1689 * lto_read.c (data_in.unexpanded_indexes): New array.
1690 (input_local_var): Added code to read in unexpanded_var_list
1691 indexes for variables. Only read in DECL_CHAIN field for
1693 (input_local_vars): Added code to rebuild unexpanded_var_list in
1694 order using unexpanded_indexes.
1695 (input_function): Added code to set DECL_CONTEXT for functions.
1697 2007-12-13 Doug Kwan <dougkwan@google.com>
1699 * lto.c (lto_read_pointer_reference_type_DIE): Handle optional name
1700 in pointer and reference types.
1702 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1704 * lto-read.c (input_expr_operand): Use DECL_RESULT when reading a
1707 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1709 * lto.c (lto_read_array_type_DIE): Return the cached DIE if we've
1710 already read the DIE.
1711 (lto_get_body): New function, split out from...
1712 (lto_materialize_function): ...here. Call it.
1713 (lto_read_subroutine_type_subprogram_DIE): Call lto_get_body to
1714 determine DECL_EXTERNAL.
1715 * lto-symtab.c (lto_symtab_merge_decl): Merge the DECL_RESULTs of
1716 FUNCTION_DECLs when necessary. Use the type of the actual
1717 function definition if we are unable to easily merge types. Ignore
1718 spurious DECL_MODE mismatches on VAR_DECLs. Merge DECL_MODEs when
1721 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1723 * lto-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1725 2007-12-12 Bill Maddox <maddox@google.com>
1728 2007-12-07 Bill Maddox <maddox@google.com>
1730 * lto.c (lto_str_fd_init): New function.
1731 (lto_str_fd_close): New function.
1732 (lto_file_init): Call lto_str_fd_init.
1733 (lto_file_close): Call lto_str_fd_close.
1734 (lto_str_read): New function. Read debug string table.
1735 (lto_str_lookup): New function. Get string for debug
1736 string table offset.
1737 (lto_read_form): Recognize DW_FORM_strp.
1738 (lto_file_read): Invoke lto_str_read.
1740 * lto-elf.c (lto_elf_file_open): Read raw section data
1741 for the .debug_str section, if present.
1743 * lto.h (struct lto_str_fd_struct): New struct.
1744 (struct lto_file_struct): Added new field DEBUG_STR
1745 to hold the file descriptor for the debug string table.
1747 2007-12-07 Bill Maddox <maddox@google.com>
1749 * lto.c (lto_str_fd_init): New function.
1750 (lto_str_fd_close): New function.
1751 (lto_file_init): Call lto_str_fd_init.
1752 (lto_file_close): Call lto_str_fd_close.
1753 (lto_str_read): New function. Read debug string table.
1754 (lto_str_lookup): New function. Get string for debug
1755 string table offset.
1756 (lto_read_form): Recognize DW_FORM_strp.
1757 (lto_file_read): Invoke lto_str_read.
1759 * lto-elf.c (lto_elf_file_open): Read raw section data
1760 for the .debug_str section, if present.
1762 * lto.h (struct lto_str_fd_struct): New struct.
1763 (struct lto_file_struct): Added new field DEBUG_STR
1764 to hold the file descriptor for the debug string table.
1766 2007-12-07 Nathan Froyd <froydnj@codesourcery.com>
1768 * lto-read.c (input_cfg): Call init_empty_tree_cfg_for_function.
1769 Grow the basic_block_info and label_to_block_map vectors if
1770 necessary. Read in the block chain.
1772 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1774 * lto.c (lto_read_DIE): Set TYPE_ALIAS_SET where necessary.
1776 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1778 * lto.c (lto_read_form): Add DW_cl_address for DW_AT_const_value.
1780 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1782 * lto-read.c (input_expr_operand): Don't check for MTAGs.
1783 (lto_read_body): Don't declare PROP_alias.
1785 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1787 * lto-symtab.c (lto_symtab_merge_decl): Handle FUNCTION_DECLs without
1788 argument type information.
1790 2007-12-03 Nathan Froyd <froydnj@codesourcery.com>
1792 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1793 TREE_THIS_VOLATILE if the associated type is a volatile type.
1794 (lto_materialize_function): Remove call to init_ssa_operands.
1795 * lto-read.c (input_expr_operand): Add SSA_NAME_VAR as a referenced
1796 variable when reading an SSA_NAME. Do the same when reading a
1797 RESULT_DECL, a RETURN_EXPR, or an MTAG.
1798 (input_cfg): Call init_ssa_operands.
1799 (input_ssa_names): Set the default def of an SSA_NAME if necessary.
1800 Move call to init_tree_ssa...
1801 (lto_read_body): ...here. Use push_cfun and pop_cfun. Call
1802 add_referenced_var on any variables referenced from the body of the
1803 function. Inform the rest of the compiler we are in SSA form and
1804 inform later passes about the current properties.
1806 2007-11-30 Nathan Froyd <froydnj@codesourcery.com>
1808 * lto.c (lto_materialize_function): Add FIXME.
1810 2007-11-29 Nathan Froyd <froydnj@codesourcery.com>
1812 * lto-lang.c (enum built_in_attribute): New enum.
1813 (flag_no_builtin, flag_no_nonansi_builtin, flag_isoc94, flag_isoc99,
1814 built_in_attributes): New variables.
1815 (def_builtin_1): New function.
1816 (lto_define_builtins): #define DEF_BUILTIN and include builtins.def.
1818 2007-11-28 Nathan Froyd <froydnj@codesourcery.com>
1820 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1821 DECL_SOURCE_LOCATION for debugging purposes.
1822 (lto_read_member_DIE): Set DECL_SOURCE_LOCATION. If we have read a
1823 bitfield, use the type specified by the DIE for TREE_TYPE and defer
1824 laying out the decl until later.
1825 (lto_read_subroutine_type_subprogram_DIE): Compare the function's
1826 name with DECL_ASSEMBLER_NAME. Set DECL_SOURCE_LOCATION and
1828 * lto-read.c (input_expr_operand): Set TREE_ADDRESSABLE on the
1829 operand of an ADDR_EXPR.
1830 * lto-lang.c (enum lto_builtin_type): New enum.
1831 (builtin_type): New typedef.
1832 (builtin_types, string_type_node, const_string_type_node,
1833 wint_type_node, intmax_type_node, uintmax_type_node,
1834 signed_size_type_node): New variables.
1835 (def_fn_type, builtin_type_for_size, lto_define_builtins,
1836 lto_build_c_type_nodes): New functions.
1837 (lto_init): Initialize builtin types.
1838 (lto_set_decl_assembler_name): Let the target machine mangle the
1839 name if the decl is TREE_PUBLIC, otherwise uniquify it.
1841 2007-11-21 Nathan Froyd <froydnj@codesourcery.com>
1843 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Don't
1844 set TREE_ADDRESSABLE. Do set DECL_COMDAT. Set TREE_READONLY if
1845 the type is a constant type. Set the assembler name and inform
1846 the rest of the compiler about the new decl if the decl is not
1848 (lto_read_subroutine_type_subprogram_DIE): Don't check for equivalency
1849 of DECL_ASSEMBLER_NAME when determining if we have a builtin. Don't
1850 try to read in function bodies for functions that already have bodies.
1851 * lto-symtab.c (lto_same_type_p): Check for unbounded array
1853 (lto_symtab_merge_decl): Don't merge decls that aren't TREE_PUBLIC.
1854 Check for whether we matched a builtin function type before calling
1855 lto_same_type_p on the generated type. Permit cases where the
1856 declaration of an array is unbounded, but the definition is bounded.
1857 Don't combine TREE_PUBLIC flags. Copy over DECL_SIZE and
1858 DECL_SIZE_UNIT if necessary.
1860 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1862 * lto-read.c (input_expr_operand): Get types right
1865 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1867 * lto-read.c (make_new_block, input_cfg): Properly set
1870 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1872 * lto.c (lto_read_array_type_DIE): Handle DIEs with DW_AT_GNU_vector
1873 set properly by building a VECTOR_TYPE instead of an ARRAY_TYPE.
1875 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1877 * lto.c (lto_read_base_type_DIE): Use make_bitfield_integer_type to
1878 construct the integer type for bitfields.
1880 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1882 * lto-read.c (data_in.current_node_has_loc): Removed.
1883 (input_line_info): Returns true if node needs line set.
1884 (set_line_info): Always sets line if called.
1885 (clear_line_info): Removed reference to current_node_needs_loc.
1886 (input_expr_operand): Keeps track locally if current node needs a loc.
1887 (input_local_var): Added code to handle DECL_INITIAL for
1888 static local vars. Only set loc if necessary.
1890 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1892 * lto.c (lto_read_subroutine_type_subprogram_DIE): Fix thinko'd
1895 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1897 * lto.c: Include langhooks.h.
1898 (lto_find_integral_type): Rework logic to handle the case where
1899 got_byte_size is true, but the bitsize requested and that of the
1900 base_type doesn't match.
1901 (lto_read_variable_formal_parameter_constant_DIE): Only check for
1902 asm_name if we are creating a VAR_DECL.
1903 (lto_materialize_function): Set DECL_EXTERNAL if we can't find a
1905 (lto_read_subroutine_type_subprogram_DIE): Check for a builtin
1906 function reference and use the builtin's decl if so. Set the
1907 DECL_CONTEXT of the RESULT_DECL for the function.
1908 * lto-lang.c (registered_builtin_fndecls): New variable.
1909 (lto_getdecls): Return it.
1910 (lto_builtin_function): Chain the new decl onto
1911 registered_builtin_fndecls.
1913 2007-11-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1915 * lto-read.c (process_tree_flags, lto_static_init_local):
1916 Renamed to ADD_CLASS_EXPR_FLAG. ADD_CLASS_DECL_FLAG New Macro.
1917 (input_line_info, clear_line_info): Fixed new line number code.
1918 (input_expr_operand): Added type to SWITCH_EXPR.
1919 (lto_read_body): Properly initialized data_in.
1920 Clear line info when leaving.
1922 2007-11-13 Diego Novillo <dnovillo@google.com>
1924 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
1925 Initialize ARTIFICIAL.
1926 (lto_read_subroutine_type_subprogram_DIE): Initialize
1928 * lto-read.c (set_line_info): Remove ; from calls to
1929 LINEMAP_POSITION_FOR_COLUMN.
1931 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1933 * lto-read.c (input_type_ref): Renamed from get_type_ref.
1934 (input_expr_operand, input_local_var): Renamed get_type_ref to
1936 (input_expr_operand): Get the types correct for
1937 vector-cst. Get SSA_NAME_DEF_STMT correct for return_exprs.
1939 2007-11-13 Doug Kwan <dougkwan@google.com>
1941 * lto-read.c (input_widest_uint_uleb128): New function.
1942 (input_tree_flags, process_tree_flags, input_line_info,
1943 input_expr_operand, input_local_var, input_phi, input_ssa_names):
1944 Change to use lto_flags_type and BITS_PER_LTO_FLAGS_TYPES instead of
1945 unsigned HOST_WIDE_INT and HOST_BITS_PER_WIDE_INT.
1946 (lto_static_init_local): Add code to assert that lto_flags_type is
1949 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1951 * lto.c (lto_read_array_type_DIE): Handle DW_AT_GNU_vector.
1952 (lto_read_subroutine_type_subprogram_DIE): Handle
1953 DW_AT_static_link and DW_AT_specification. Return the
1954 specification if present.
1955 (lto_read_base_type_DIE): Handle DW_ATE_complex_float.
1957 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1959 * lto-lang.c: Include target.h.
1960 (registered_builtin_types): New variable.
1961 (lto_type_for_mode): Increase number of modes handled.
1962 (lto_builtin_function): Fix argument list and return the decl.
1963 (lto_register_builtin_type): New function.
1964 (lto_init): Initialize target builtins and language-independent
1966 (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define.
1968 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1970 * lto-read.c (input_expr_operand): Added code to properly handle
1971 index filed. Added new RANGE_EXPR case.
1973 2007-11-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1975 * lto-read.c (ADD_FUNC_FLAG): Deleted macro.
1976 (data_in): Added current_node_has_loc field.
1977 (input_line_info, set_line_info, clear_line_info): Added a support
1978 for USE_MAPPED_LOCATION and not adding line numbers to nodes that
1979 did not have on on the source side.
1980 (input_expr_operand): Make sure that GIMPLE_MODIFY_STMTS get line
1983 2007-11-09 Doug Kwan <dougkwan@google.com>
1985 * lto-read.c (input_expr_operand): Change type of operand 2 of
1986 BIT_FIELD_REF expression to be bitsizetype instead of sizetype.
1988 2007-11-09 Nathan Froyd <froydnj@codesourcery.com>
1990 * lto.c: Include lto-tree.h. Effect small spaces->tabs cleanup.
1991 (lto_read_variable_formal_parameter_constant_DIE): Transfer bits
1992 from a DW_AT_specification or DW_AT_abstract_origin attribute to
1993 the new decl we are creating. Move informing the middle end about
1995 (lto_main): ...here. Inform the middle end about global variables
1996 after we have read in all the input files.
1997 * lto-symtab.c (lto_symtab_merge_decl): We really do need to merge
1998 variables with internal linkage, so delete the check for internal
1999 linkage. Combine TREE_PUBLIC flags.
2001 2007-11-08 Nathan Froyd <froydnj@codesourcery.com>
2003 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
2005 * lto-symtab.c (lto_symtab_merge_decl): Handle redefinition of a
2006 builtin specially. Move check for attribute compatibility
2009 2007-11-07 Nathan Froyd <froydnj@codesourcery.com>
2011 * Make-lang.in (lto/lto.o): Depend on gt-lto-lto.h.
2012 * config-lang.in (gtfiles): Add lto.h and lto.c.
2013 * lto-elf.c: Include ggc.h.
2014 (lto_elf_file_open): Allocate elf_file from GC memory.
2015 * lto.c: Include tree-ssa-operands.h and gt-lto-lto.h
2016 (lto_info_fd_init): Allocate the die_cache and unmaterialized_fndecls
2018 (lto_info_fd_close): Free unmaterialized_fndecls from GC memory.
2019 (lto_file_close): Free file from GC memory.
2020 (lto_cache_store_DIE): Allocate the new entry in GC memory.
2021 (lto_read_member_DIE): Fix declaration.
2022 (lto_read_subroutine_type_subprogram_DIE): unmaterialized_fndecls lives
2024 (current_lto_file): New variable.
2026 (DWARF2_attr, DWARF2_abbrev, lto_die_ptr, DWARF2_CompUnit,
2027 lto_die_cache_entry): Move to...
2028 * lto.h: ...here and add GTY markers as appropriate. Delete forward
2029 declarations accordingly.
2030 (struct lto_file_struct): Declare.
2031 (lto_file_vtable): Use it instead of lto_file.
2033 2007-11-06 Alon Dayan <alond@il.ibm.com>
2034 Kenneth Zadeck <zadeck@naturalbridge.com>
2036 * lto-read.c (process_flags, lto_static_init_local):
2037 read flags of VAR_DECL and FUNCTION_DECL of size>1.
2038 change global array num_flags_for_code to flags_length_for_code.
2039 (set_line_info): Make decls work in USE_MAPPED_LOCATION mode.
2041 2007-11-05 Nathan Froyd <froydnj@codesourcery.com>
2043 * lto.c (lto_read_structure_union_class_type_DIE): Use proper record
2044 layout functions to compute information about the newly constructed
2047 2007-11-02 Nathan Froyd <froydnj@codesourcery.com>
2049 * lto-read.c (input_expr_operand): Change the LTO_return_expr1
2050 case to use DECL_RESULT if necessary.
2052 2007-11-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2054 * lto-read.c (input_tree_list): Removed.
2055 (input_tree_flags): Added parameter to force flags no matter what
2057 (input_expr_operand): Added parameter to input_tree_flags.
2058 Added case for IDENTIFIER_NODE and TREE_LIST. Changed ASM to call
2059 input_expr_operand rather than input_tree_lists.
2060 (input_local_var): Use input_expr_operand to read attributes
2061 rather then input_tree_list.
2062 (input_phi, input_ssa_names): Added parameter to input_tree_flags.
2064 2007-10-31 Nathan Froyd <froydnj@codesourcery.com>
2066 * lto.c (lto_read_typedef_DIE): Fix comment typo.
2067 (lto_resolve_typedecl_ref): Fetch the referred-to type and build a fake
2069 * lto-read.c (lto_read_body): Use correct sizes for calculating
2070 type_decls_offset and types_offset.
2072 2007-10-30 Nathan Froyd <froydnj@codesourcery.com>
2074 * lto-tree.h (union lang_tree_node): Change GTY description to chain
2076 * config-lang.in (gtfiles): Add lto-lang.c.
2077 * lto-lang.c: Include gt-lto-lto-lang.h.
2078 * Make-lang.in (lto/lto-lang.o): Add dependency on gt-lto-lto-lang.h
2079 (lto/lto-symtab.o): Depend on LTO_H instead of TREE_H.
2080 (lto/lto-read.o): Likewise.
2082 2007-10-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2084 * lto-read.c (data_in): Added type_decls and current_col fields.
2085 (string_slot): New type to hold canonized file name.
2086 (hash_string_slot_node, eq_string_slot_node, canon_file_name,
2087 input_line_info, set_line_info, clear_line_info): New functions.
2088 (file_name_hash_table): New hash table.
2089 (input_local_var, input_labels, input_local_vars_index,
2090 input_local_var, input_local_vars, input_ssa_names): Reorganized parameters.
2091 (input_uleb128): Changed type of byte var.
2092 (input_expr_operand): Large number of changes to get line numbers
2093 correct. Added TYPE_DECL case.
2094 (input_globals): Added code to get TYPE_DECLs processed.
2095 (input_local_var): Added code to process line numbers and
2096 TREE_CHAIN and DECL_CONTEXT.
2097 (input_function, input_constructor): Added call to
2099 (lto_static_init_local): Added code to get line numbers correct.
2100 (lto_read_body): Added code to get TYPE_DECLS read and to change
2101 parameters to the calls above that had their parms reorganized.
2104 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2106 * lto.h (lto_resolve_typedecl_ref): Declare.
2107 * lto.c (lto_resolve_typedecl_ref): New function.
2109 2007-10-29 Mark Mitchell <mark@codesourcery.com>
2110 Nathan Froyd <froydnj@codesourcery.com>
2112 * lto.c (lto_read_subroutine_type_subprogram_DIE): Read the child
2113 DIEs even if we find an abstract origin for this DIE.
2115 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2117 * lto.c (lto_read_subroutine_type_subprogram_DIE): Build the
2118 RESULT_DECL slightly earlier. Only remember the decl for later
2119 if we successfully merge declarations.
2121 2007-10-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2123 * lto-read.c (input_expr_operand): Give label_values the proper
2124 context and provide switch statements with a default type.
2126 2007-10-23 Nathan Froyd <froydnj@codesourcery.com>
2128 * lto-read.c (lto_read_body): Move call to init_ssa_operands...
2129 * lto.c (lto_materialize_function): ...to here.
2131 2007-10-22 Nathan Froyd <froydnj@codesourcery.com>
2133 * lto.h (struct lto_info_fd): Add field unmaterialized_fndecls.
2134 * lto.c (lto_info_fd_init): Initialize it.
2135 (lto_info_fd_close): Free it.
2136 (lto_materialize_function): New function.
2137 (lto_read_subroutine_type_subprogram_DIE): Save the result decl on
2138 unmaterialized_fndecls.
2139 (lto_file_read): Read in all the function bodies after we have read
2140 all of the DWARF info.
2141 * lto-read.c (lto_read_body): Call init_ssa_operands if we are
2142 reading a function body.
2144 2007-10-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2146 * lto-read.c (input_tree_flags): Renamed from input_flags to be
2147 semetric with output_tree_flags. Added call to log flags.
2148 (process_tree_flags): Renamed from process_flags. Fixed a lot of
2149 type issues to make everything consistent with flags being
2150 unsigned HOST_WIDE_INTS.
2151 (input_expr_operand): Added call to
2152 recompute_tree_invariant_for_addr_expr.
2153 (input_local_var): Added debugging for tree_chains. Now calls
2155 (input_phi): Made flags unsigned HOST_WIDE_INT.
2156 (input_ssa_names): Now calls input_tree_flags.
2157 (lto_read_body): Now sets cfun.
2158 (lto_read_function_body): Now sets current_function_pointer.
2160 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2162 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Check
2163 definitively whether SPECIFICATION or ABSTRACT_ORIGIN exist before
2164 inspecting fields within.
2165 (lto_read_DIE_at_ptr): Delete check for null result; let callers
2166 handle this appropriately.
2168 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2170 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Handle
2171 DW_AT_abstract_origin properly. Ensure that we're not dealing with
2172 both DW_AT_abstract_origin and DW_AT_specification.
2173 (lto_read_subroutine_type_subprogram_DIE): Handle
2174 DW_AT_abstract_origin.
2175 (lto_read_DIE): Use lto_read_only_for_child_DIEs for labels.
2176 (lto_read_DIE_at_ptr): Define as static to match declaration.
2177 Lookup the PTR in the cache before reading it from the file.
2178 (lto_resolve_var_ref): Adjust accordingly.
2179 (lto_resolve_fn_ref): Adjust accordingly. Tweak comment.
2180 (lto_resolve_field_ref): Adjust accordingly. Tweak comment.
2182 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2184 * lto.c (lto_read_DIE_at_ptr): New function.
2185 (lto_resolve_var_ref): Use it.
2186 (lto_resolve_fn_ref): Use it.
2187 (lto_resolve_field_ref): Use it.
2188 (lto_read_variable_formal_parameter_constant_DIE): Follow
2189 DW_AT_specification and return the associated decl when appropriate.
2191 2007-10-18 Nathan Froyd <froydnj@codesourcery.com>
2193 * lto-lang.c (lto_type_for_mode): Move after lto_type_for_size.
2194 Implement for scalar integer modes.
2195 (lto_init): Initialize size_type_node.
2197 2007-10-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2199 * lto-read.c (input_expr_operand): Remove ssa name asserts.
2200 (input_local_var): Add chaining for params.
2201 (input_ssa_names): Add cfun parameter.
2202 (input_function): Remove unnecessary else.
2204 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2206 * lto.c (lto_read_only_for_child_DIEs): Mark die parameter as unused.
2207 (lto_resolve_var_ref): Use proper types.
2208 (lto_resolve_fn_ref): Likewise.
2209 (lto_resolve_field_ref): Likewise.
2211 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2213 * lto-read.c (input_expr_operand): Remove case.
2215 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2217 * lto.c (lto_read_only_for_child_DIEs): New function.
2218 (lto_read_DIE): Use it for lexical_block and inlined_subroutine DIEs.
2219 * lto-elf.c (lto_elf_map_lto_section): Remove.
2220 (lto_elf_file_vtable): Use lto_elf_map_optional_lto_section instead.
2221 * lto-read.c (input_expr_operand): Assert that we never read a NULL
2222 SSA_NAME. Add missing case for mechanical codes.
2223 (input_cfg): Use basic_block_info_for_function instead of
2226 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2228 * lto-read.c (input_sleb128, input_integer): Use proper casts.
2229 (input_list): Renamed input_tree_list and modified to follow same
2230 protocol as lto-function-out.c:output_tree_list.
2231 (input_expr_operand): Make asm operands use input_tree_list.
2232 (input_local_var): Now uses input_tree_list.
2233 (lto_read_body): Change placement for setting context of debug_labels.
2236 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2238 * lto-read.c (input_real): Output debugging in proper order.
2239 (input_integer): Compute bit lengths properly.
2240 (input_list): Clean up declaration.
2241 (input_expr_operand): Change calls to input_real to match fix.
2242 Make reading of LTO_bit_field_ref1 match output.
2243 (input_local_var): Make reading of attributes match what is being
2245 (dump_debug_stream): Also print char in hex.
2246 (debug_out_fun): Fix signed unsigned mismatch.
2248 2007-10-10 Nathan Froyd <froydnj@codesourcery.com>
2250 * lto.c (lto_read_form): Handle DW_AT_MIPS_linkage_name and
2251 DW_AT_GNU_vector specially, as they are not contiguous with the
2252 specified set of attribute names. Use class_mask to check for
2253 errors at the end of the function
2254 (lto_resolve_var_ref): Read the DIE if it is not cached.
2255 (lto_resolve_fn_ref): Likewise.
2256 (lto_resolve_field_ref): Likewise.
2258 2007-10-05 Nathan Froyd <froydnj@codesourcery.com>
2260 * lto.c: Include dwarf2out.h.
2261 (lto_cache_store_DIE): Assert that we never change the value.
2262 (LTO_BEGIN_READ_ATTRS): Print an informative error message.
2263 (lto_read_compile_unit_DIE): Handle DW_AT_entry_pc.
2264 (lto_read_array_type_DIE): Don't error on ndims == 0; build a
2265 sensible type instead.
2266 (lto_read_structure_union_class_type_DIE): Store the newly
2267 created type prior to reading the members of the structure to
2268 avoid infinite recursion. Avoid computing types and alignments
2269 for structures whose sizes are unknown.
2270 (lto_read_variable_formal_parameter_const): Handle DW_AT_artificial
2271 and set DECL_ARTIFICIAL accordingly. Ignore DW_AT_abstract_origin,
2272 DW_AT_const_value, and DW_AT_specification.
2273 (lto_read_subroutine_type_subprogram_DIE): Handle DW_AT_declaration.
2274 Return early if we have already constructed the function type.
2275 (lto_read_typedef_DIE): Check to see if the type has been cached
2276 already. Cache the type before reading any children.
2277 (lto_read_const_volatile_restrict_type_DIE): Handle DW_AT_name.
2278 (lto_read_DIE): Unset context->skip_non_parameters around reading
2280 (lto_resolve_fn_ref): Delete trailing whitespace.
2282 2007-09-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2284 * lto-read.c (input_expr_operand): Added type for STRING_CST.
2286 2007-09-10 Nathan Froyd <froydnj@codesourcery.com>
2288 * lto-read.c (lto_read): Set the type of the newly created CALL_EXPR.
2290 2007-09-07 Nathan Froyd <froydnj@codesourcery.com>
2292 * lto-lang.c (signed_and_unsigned_types): New variable.
2293 (lto_type_for_size): Consult signed_and_unsigned_types to find
2294 an approprite type, creating it if necessary.
2295 (lto_set_decl_assembler_name): Add actual method body.
2297 2007-09-06 Jim Blandy <jimb@codesourcery.com>
2299 * lto.c (lto_read_variable_formal_parameter_constant_DIE): If we
2300 can't find a var init for this variable, leave its DECL_INITIAL.
2301 * lto-elf.c (lto_elf_map_optional_lto_section): Renamed from
2302 lto_elf_map_fn_body.
2303 (lto_map_lto_section): New function.
2304 (lto_elf_file_vtable): Use lto_elf_map_lto_section for function
2305 bodies, and lto_elf_map_optional_lto_section for variable
2307 (lto_elf_find_section_data): Quietly return NULL if the section is
2309 (lto_elf_file_open): Check for a NULL from lto_elf_find_section_data.
2311 * lto-elf.c (lto_elf_find_section_data): Remove dead code.
2313 * lto-read.c (lto_read_body): Doc fix.
2315 2007-08-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2317 * lto-read.c (fun_in): Renamed to data_in.
2318 (input_expr_operand, input_local_var, input_string_internal,
2319 input_string, input_real, input_list, get_label_decl,
2320 get_type_ref, input_expr_operand, input_globals, input_labels,
2321 input_local_vars_index, input_local_var, input_local_vars,
2322 input_cfg, input_phi, input_ssa_names, input_bb, ): Renamed fun_in to data_in.
2323 (input_constructor): New function.
2324 (lto_read_function_body): Renamed to lto_read_body and generalized
2325 to handle both functions and constructors.
2326 (lto_read_function_body, lto_read_var_init): New function.
2329 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2331 * lto-read.c (input_expr_operand): Assert that there really is a
2333 (input_globals): Removed checks on 0 section.
2335 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2337 * lto-read.c (fun_in): Added local_decls_index and
2338 local_decls_index_d.
2339 (input_expr_operand): Changed inputting of PARM_DECLs and VAR_DECLs.
2340 (input_globals): Enabled code to handle FIELD_DECLs.
2341 (input_local_vars_index, input_local_vars): New function.
2342 (input_local_var): Changed to allow locals to be input randomly.
2343 (lto_read_function_body): Added code to input the
2344 local_decls_index and to free various structures.
2346 2007-08-17 Jim Blandy <jimb@codesourcery.com>
2348 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Remove
2349 ATTRIBUTE_UNUSED from 'die' formal.
2351 Use enum LTO_tags where appropriate, instead of 'unsigned int'.
2352 * lto-read.c (input_record_start): Fix return type, type of 'tag'.
2353 (input_list): Fix type of 'tag'.
2354 (input_expr_operand): Fix type of 'tag' argument. Update
2355 declaration. Fix type of 'ctag'. Add default case to switch,
2356 since the type of the switched value is now an enum.
2357 (input_local_vars): Fix type of 'tag'.
2358 (input_bb): Fix type of 'tag' argument.
2359 (input_function): Fix type of 'tag' argument.
2361 2007-08-16 Jim Blandy <jimb@codesourcery.com>
2363 * lto.c (lto_read_member_DIE): Record the tree we create in
2364 fd->die_cache. (Our 'die' argument is no longer unused.)
2365 (lto_resolve_field_ref): New function.
2366 * lto.h (lto_resolve_field_ref): New declaration.
2368 2007-08-15 Jim Blandy <jimb@codesourcery.com>
2370 * lto-read.c (lto_read_var_init): Mark arguments as unused.
2372 2007-08-07 Jim Blandy <jimb@codesourcery.com>
2374 * lto.c (lto_read_form): Complete attr_classes table.
2375 (DWARF2_form_data): Doc fix.
2377 2007-08-05 Mark Mitchell <mark@codesourcery.com>
2379 * lto.h (lto_file_vtable): Remove read_var_init. Add map_var_init
2381 (lto_read_var_init): Declare.
2382 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Use new
2383 interface for reading variable initializers.
2384 * lto-elf.c (lto_elf_read_var_init): Remove.
2385 (lto_elf_file_vtable): Update initializer.
2386 (lto_elf_read_var_init): Add comment about unused-ness.
2387 * lto-read.c (lto_read_var_init): New.
2389 * lto.c (lto_read_form): Add entry for DW_AT_inline.
2391 2007-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2393 * lto-read.c (lto_read_function_body): Moved declaration of fn
2396 2007-08-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2398 * lto-read.c (input_uleb128, input_string_internal, input_real,
2399 input_integer, input_record_start, input_list, get_type_ref,
2400 input_flags, input_expr_operand, input_expr_operand,
2401 input_expr_operand, input_local_vars, input_cfg, input_phi,
2402 input_ssa_names, input_bb, input_function): Added semicolons.
2405 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2407 * lto-read.c (input_globals): Remove debugging.
2408 (input_function): Set DECL_ARGUMENTS.
2411 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2413 * lto-read.c (input_expr_operand): Fixed code for COND_EXEC,
2414 RETURN_EXPR, MODIFY_EXPR and processing of flags.
2415 (input_phi): Made work with operands other than SSA_NAMES and
2416 fixed processing of flags.
2417 (input_ssa_names): Initialize SSA_NAME_DEF_STMT to empty stmt.
2418 (input_flags): New function.
2419 * lto-lang.c (lto_init): Changed state of in_lto_p.
2422 2007-07-24 Mark Mitchell <mark@codesourcery.com>
2424 * lto-tree.h (lto_varargs_cookie): Remove.
2425 * lto.c (lto_context): Add last_parm_type, varargs_p, skip_all,
2426 skip_non_parameters, skip_parameters.
2427 (lto_varargs_cookie): Remove.
2428 (lto_read_variable_formal_parameter_constant_DIE): Keep track of
2430 (lto_read_abbrev): New function.
2431 (lto_read_subroutine_type_subprogram_DIE): Make two passes over
2433 (lto_read_unspecified_parameters_DIE): Set context->varargs_p.
2434 (lto_read_DIE): Use lto_read_abbrev. Honor skip_* flags.
2435 (lto_file_read): Initialize new context fields.
2436 * lto-lang.c (lto_type_for_mode): Return NULL_TREE.
2437 (lto_unsigned_type): Remove.
2438 (lto_signed_type): Likewise.
2439 (lto_signed_or_unsigned_type): Likewise.
2440 (lto_init): Do not create lto_varargs_cookie.
2441 (LANG_HOOKS_UNSIGNED_TYPE): Do not define.
2442 (LANG_HOOKS_SIGNED_TYPE): Likewise.
2443 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Likewise.
2445 2007-07-19 Jan Hubicka <jh@suse.cz>
2447 * lto-read.c (lto_read_function_body): Produce empty scope block
2450 2007-07-18 Mark Mitchell <mark@codesourcery.com>
2452 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Do not
2453 process local variables.
2454 (lto_read_subroutine_type_subprogram_DIE): Read child DIEs.
2456 2007-07-13 Kenneth Zadeck <zadeck@naturalbridge.com>
2458 * lto-read.c (input_list, input_expr_operand): Added struct
2460 (init_cfg, finalize_cfg): Removed function.
2461 (input_expr_operand): Added SSA_NAME and GIMPLE_MODIFY_STMT cases.
2462 (input_labels, input_local_vars): Now takes input_block parameter rather than
2464 (input_cfg, input_phi, input_ssa_names): New functions.
2465 (input_bb): Now passes in input_blocks. Does not construct cfg
2466 and processes the list of phi functions.
2467 (input_function): Now builds both the cfg and ssa_names table.
2468 (lto_read_function_body): Processes new header fields to construct
2469 streams for the ssa_names and cfg and their debugging.
2470 * lto/lto-lang.c (lto_init): Set in_lto_p.
2473 2007-06-28 Mark Mitchell <mark@codesourcery.com>
2475 * lto.h (lto_file_vtable): Add read_var_init.
2476 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Read
2478 (lto_main): Remove bogus asserts.
2479 * lto-elf.c (tm.h): Include it.
2480 (libiberty.y): Likewise.
2481 (lto_elf_file): Add strtab and symtab. Rename
2482 string_table_section_index to sec_strtab.
2483 (lto_elf_file_vtable): Add lto_elf_read_var_init.
2484 (lto_elf_get_shdr): New function.
2485 (lto_elf_free_shdr): Likewise.
2486 (lto_elf_find_section_data): Use them.
2487 (lto_elf_read_symtab): New function.
2488 (lto_elf_lookup_sym): Likewise.
2489 (lto_elf_free_sym): Likewise.
2490 (lto_elf_file_open): Tidy. Call lto_elf_read_symtab.
2491 (lto_elf_built_init): New function.
2492 (lto_elf_read_var_init): Likewise.
2493 * Make-lang.in (lto/lto-elf.o): Depend on $(TM_H).
2495 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2497 * lto-read (make_new_block): Initialize the stmt_list.
2498 (lto_static_init_local): Add debugging for missing codes.
2500 2007-06-26 Mark Mitchell <mark@codesourcery.com>
2502 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
2503 unprototyped functions.
2505 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2507 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
2508 Handle DW_AT_MIPS_linkage_name.
2509 (lto_read_subroutine_type_subprogram): Likewise. Correct
2511 (lto_main): Remove incorrect assertions.
2512 * lto-symbtab.c: Build function types out of TREE_LISTs.
2514 * lto-elf.c (<libelf>): Check for HAVE_LIBELF_H.
2516 * Make-lang.in (LTO_OBJS): Depend on attribs.o.
2518 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2520 * lto/lto-tree.h (lang_decl, lang_type, language_function): Added
2521 dummy since ggc does not like empty structs.
2522 * lto/lto-elf.c (libelf.h): Changed to libelf/libelf.h.
2523 * lto/lto-read.c (ADD_CLASS_FLAG, ADD_EXPR_FLAG): Changed
2524 expr->common to expr->base.
2525 (make_new_block): Moved stmt_list to proper place.
2528 2007-03-14 Robert Kennedy <jimbob@google.com>
2530 Eliminate use of lang_hooks.set_decl_assembler_name from LTO
2531 * lto.c (lto_read_subroutine_type_subprogram_DIE) Get DECL
2532 assembler name from DWARF.
2533 * lto-lang.c (lto_set_decl_assembler_name) New function.
2535 2006-09-10 Mark Mitchell <mark@codesourcery.com>
2537 * lto.h (lto_file_vtable): New structure.
2538 (lto_file): Add vtable pointer.
2539 (lto_file_init): Add vtable paramter.
2540 (lto_read_function_body): New function.
2541 (lto_symtab_merge_fn): New function.
2542 * lto.c (lto_file_init): Add vtable parameter.
2543 (lto_read_form): Fill in entries for DW_AT_prototyped,
2545 (lto_read_subroutine_type_subprogram_DIE): New function.
2546 (lto_read_DIE): Fill in entries for DW_TAG_subroutine_type and
2548 * lto-elf.c (lto_elf_vile_vtable): New variable.
2549 (lto_elf_file_open): Pass it to lto_file_init.
2550 (lto_elf_map_fn_body): New function.
2551 (lto_elf_unmap_fn_body): Likewise.
2552 * lto-read.c: New file.
2553 * lto-symtab.c (lto_symtab_merge_fn): New function.
2554 * lto-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define to
2555 tree_rest_of_compilation.
2556 * Make-lang.in (LTO_OBJS): Add lto-read.o
2557 (lto-read.o): New target.
2559 2006-09-03 Mark Mitchell <mark@codesourcery.com>
2561 * lto.c (<inttypes.h>): Don't include it.
2562 (lto_context): Don't typedef it.
2563 (lto_resolve_reference): New function.
2564 (lto_read_form): Use it.
2565 (lto_resolve_type_ref): New function.
2566 (lto_resolve_var_ref): Likewise.
2567 (lto_resolve_fn_ref): Likewise.
2568 * lto.h (<inttypes.h>): Include it.
2569 (lto_context): New type.
2570 (lto_ref): New structure.
2571 (lto_resolve_type_ref): Declare.
2572 (lto_resolve_var_ref): Likewise.
2573 (lto_resolve_fn_ref): Likewise.
2575 2006-08-18 Mark Mitchell <mark@codesourcery.com>
2577 * lang-specs.h: New file.
2579 2006-08-14 Mark Mitchell <mark@codesourcery.com>
2581 * lto.c (lto_info_fd_init): Allocate the DIE cache.
2582 (lto_info_fd_close): Deallocate it.
2583 (lto_die_cache_entry): New structure.
2584 (lto_cache_hash): New function.
2585 (lto_cache_eq): Likewise.
2586 (lto_cache_store_DIE): Likewise.
2587 (lto_cache_lookup_DIE): Likewise.
2588 (lto_read_referenced_type_DIE): Use the cache.
2589 (lto_read_pointer_type_DIE): Robustify.
2590 (lto_read_DIE): Use the cache.
2591 * lto.h (hashtab.h): Include.
2592 (lto_info_fd): Add DIE cache.
2593 * Make-lang.in (LTO_H): New variable.
2594 (lto/lto-lang.o): Use LTO_H.
2595 (lto/lto-elf.o): Likewise.
2596 (lto/lto-symtab.o): Likewise.
2598 2006-07-09 Mark Mitchell <mark@codesourcery.com>
2600 * lto.c (lto_abi_mismatch_error): New function.
2601 (lto_abbrev_read): Initialize num_abbrevs.
2602 (lto_read_form): Specify allowed form classes for
2603 DW_AT_declaration. Adjust for change to lto_set_cu_context.
2604 (lto_read_variable_formal_parameter_constant_DIE): Handle
2605 DW_AT_declaration. Call lto_symtab_merge_var.
2606 (lto_read_pointer_type_DIE): New function.
2607 (lto_read_base_type_DIE): Use build_nonstandard_integer_type. Do
2608 not creat TYPE_DECLs for types that already have them.
2609 (lto_read_DIE): Add lto_read_pointer_type_DIE.
2610 (lto_set_cu_context): Make cu_start point to the header, not the
2612 (lto_file_read): Adjust for change to lto_set_cu_context.
2613 * Make-lang.in (LTO_OBJS): Add lto-symtab.o.
2614 (lto/lto-symtab.o): New rule.
2615 * lto-tree.h (lang_identifier): Add decl field.
2616 (LANG_IDENTIFIER_CAST): New macro.
2617 (LTO_IDENTIFIER_DECL): Likewise.
2618 (lto_symtab_merge_var): Declare.
2619 * lto-symtab.c: New file.
2621 2006-07-02 Daniel Berlin <dberlin@dberlin.org>
2623 * lto.c (lto_context): Add current_cu and info_fd members.
2624 (DWARF2_CompUnit): New structure.
2625 (lto_read_DIE): Take lto_info_fd *.
2626 (lto_read_child_DIEs): Ditto.
2627 (lto_file_corrupt_error): Constify argument.
2628 (lto_set_cu_context): New function
2629 (lto_info_fd_init): Ditto.
2630 (lto_info_fd_close): Ditto.
2631 (lto_file_init): Use lto_info_fd_init.
2632 (lto_file_close): Use lto_info_fd_close.
2633 (lto_read_initial_length): Pass in pointer to header size.
2634 (lto_read_comp_unit_header): Correct cu_length to
2635 real length from beginning of header. Take lto_info_fd * as
2637 (find_cu_for_offset): New function.
2638 (lto_read_form): Change first argument to lto_info_fd *.
2639 Add FORM_CONTEXT argument.
2640 Handle DW_FORM_ref_addr.
2641 (lto_read_tag_DIE): Change first argument to lto_info_fd *.
2642 (LTO_BEGIN_READ_ATTRS_UNCHECKED): Save old context.
2643 Swap contexts if necessary for form.
2644 (LTO_BEGIN_READ_ATTRS): Cast fd to right type for
2645 lto_file_corrupt_error.
2646 (LTO_END_READ_ATTRS): Swap contexts back if it had changed.
2647 (lto_read_referenced_type_DIE): Change first argument to
2648 lto_info_fd *. Access lto_fd fields through base pointer.
2649 (lto_read_compile_unit_DIE): Change first argument to an
2651 (lto_read_variable_formal_parameter_constant_DIE): Ditto.
2652 (lto_read_base_type_DIE): Ditto.
2653 (lto_read_child_DIEs): Ditto.
2654 (lto_read_DIE): Ditto. Change type of function pointer.
2655 (lto_info_read): New function.
2656 (lto_set_cu_context): Ditto.
2657 (lto_file_read): Use lto_info_read, walk resulting CU's
2658 (lto_main): Update for lto_info_fd change.
2659 * lto-elf.c (lto_elf_file_open): Cast lto_info_fd to lto_fd where
2661 * lto.h (DWARF2_CompUnit): New structure.
2662 (lto_info_fd): Ditto.
2663 (lto_file): Change debug_info to be an lto_info_fd.
2665 2006-06-25 Mark Mitchell <mark@codesourcery.com>
2667 * lto.c (toplev.h): Include it.
2668 (dwarf2.h): Likewise.
2671 (cgraph.h): Likewise.
2673 (inttypes.h): Likewise.
2674 (DWARF2_attr): New type.
2675 (DWARF2_abbrev): Likewise.
2676 (DWARF2_class): Likewise.
2677 (DWARF2_form_data): Likewise.
2678 (lto_context): Likewise.
2679 (lto_fd_init): New function.
2680 (lto_abbrev_fd_init): Likewise.
2681 (lto_abbrev_fd_close): Likewise.
2682 (lto_file_init): Use them.
2683 (lto_file_close): New function.
2684 (lto_file_corrupt_error): Likewise.
2685 (LTO_CHECK_INT_VAL): New macro.
2686 (lto_check_size_t_val): New function.
2687 (lto_check_int_val): Likewise.
2688 (LTO_READ_TYPE): New macro.
2689 (lto_read_ubyte): New function.
2690 (lto_read_uhalf): Likewise.
2691 (lto_read_uword): Likewise.
2692 (lto_read_uleb128): Likewise.
2693 (lto_read_initial_length): Likewise.
2694 (lto_abbrev_read_attrs): Likewise.
2695 (lto_abbrev_read): Likewise.
2696 (lto_abbrev_lookup): Likewise.
2697 (lto_read_section_offset): Likewise.
2698 (lto_read_comp_unit_header): Likewise.
2699 (lto_read_form): Likewise.
2700 (LTO_BEGIN_READ_ATTRS_UNCHECKED): New macro.
2701 (LTO_BEGIN_READ_ATTRS): Likewise.
2702 (LTO_END_READ_ATTRS): Likewise.
2703 (lto_unsupported_attr_error): New function.
2704 (lto_get_identifier): Likewise.
2705 (lto_read_referenced_type_DIE): Likewise.
2706 (lto_read_compile_unit_DIE): Likewise.
2707 (lto_read_variable_formal_parameter_constant_DIE): Likewise.
2708 (lto_read_base_type_DIE): Likewise.
2709 (lto_read_DIE): Likewise.
2710 (lto_read_child_DIEs): Likewise.
2711 (lto_file_read): Read DIEs.
2712 (lto_main): Ask middle end to emit entities.
2713 * lto-tree.h (lang_identifier): Inherit from tree_identifier.
2714 * lto-elf.c (lto_elf_file_open): Adjust for interface changes.
2715 (lto_elf_file_close): Likewise.
2716 * lto.h (lto_file): Declare.
2717 (DWARF2_abbrev): Likewise.
2719 (lto_abbrev_fd): Likewise.
2720 (lto_file): Use new types.
2721 (lto_file_close): Declare.
2722 * lto-lang.c (lto_init): Always use unit-at-a-time mode.
2724 2006-06-18 Mark Mitchell <mark@codesourcery.com>
2728 * lto-elf.c: New file.
2729 * lto-lang.c (flags.h): Include it.
2731 (lto_init): New function.
2732 (lto_write_globals): Remove.
2733 (LANG_HOOKS_WRITE_GLOBALS): Define to lhd_do_nothing.
2734 (LANG_HOOKS_INIT): Define.
2735 (LANG_HOOKS_PARSE_FILE): Likewise.
2736 * Make-lang.in (LTO_OBJS): Add lto.o and lto-elf.o.
2737 (LTO_EXE): Link with libelf.
2738 (lto/lto-lang.o): Update dependencies.
2739 (lto/lto.o): New target.
2740 (lto/lto-elf.o): Likewise.
2742 2006-06-12 Mark Mitchell <mark@codesourcery.com>
2744 * config-lang.in: New file.
2745 * Make-lang.in: Likewise.
2746 * lto-tree.h: Likewise.
2747 * lto-lang.c: Likewise.