1 2009-11-28 Jakub Jelinek <jakub@redhat.com>
3 * lto-lang.c (handle_nonnull_attribute): Remove unused attr_arg_num
6 2009-11-19 Rafael Avila de Espindola <espindola@google.com>
9 * lto-elf.c (lto_elf_file_open): Use lto_parse_hex.
10 * lto.c (lto_parse_hex): New.
11 (lto_resolution_read): Use lto_parse_hex.
12 * lto.h (lto_parse_hex): New.
14 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
16 * lto-elf.c (lto_file_init): Add offset argument.
17 (lto_elf_file_open): Record the offset.
18 * lto.c (lto_resolution_read): Change file_name into a lto_file
19 argument. Check offsets.
20 (lto_file_read): Update call to lto_resolution_read.
21 * lto.h (lto_file_struct): Add the offset field.
23 2009-11-16 Rafael Avila de Espindola <espindola@google.com>
25 * lto-elf.c (lto_elf_file_open): Use strtoll to parse the offset.
27 2009-11-14 Jan Hubicka <jh@suse.cz>
29 * lto.c (read_cgraph_and_symbols): Set also ipa_transforms_to_apply.
31 2009-11-12 Rafael Avila de Espindola <espindola@google.com>
33 * lang.opt (fresolution): Renamed from resolution.
34 * lto-lang.c (lto_handle_option): Handle new option name.
35 * lto.c (lto_resolution_read): Add more checks. Discard rest of line.
37 2009-11-04 Richard Guenther <rguenther@suse.de>
38 Rafael Avila de Espindola <espindola@google.com>
40 * lto-elf.c (lto_elf_build_section_table): Add the base offset.
41 (lto_elf_file_open): Handle offsets in arguments name@offest.
43 2009-10-30 Richard Guenther <rguenther@suse.de>
46 * lto.c (lto_file_read): Do not set file_data->fd.
47 (lto_read_section_data): Use a single-entry file-descriptor cache.
48 Do not check the result of xmalloc.
49 (free_section_data): Do not use file_data->fd.
50 (lto_read_all_file_options): Likewise.
52 2009-10-22 Richard Guenther <rguenther@suse.de>
54 * lto.c (lto_fixup_jump_functions): Remove.
55 (lto_fixup_decls): Do not fixup jump functions.
56 (read_cgraph_and_symbols): Schedule cgraph merging after
57 summary reading. Schedule type and decl fixup before
60 2009-10-22 Richard Guenther <rguenther@suse.de>
62 * lto.c (lto_fixup_data_t): Remove free_list member.
63 (lto_fixup_tree): Do not insert into free_list.
65 (lto_fixup_decls): Remove free-list handling.
67 2009-10-22 Jan Hubicka <jh@suse.cz>
69 * lto.c (lto_fixup_jump_functions): New function.
70 (lto_fixup_decls): Use it.
72 2009-10-16 Richard Guenther <rguenther@suse.de>
75 * lto.c (lto_fixup_tree): Revert last change.
77 2009-10-14 Richard Guenther <rguenther@suse.de>
79 * lto.c (lto_fixup_tree): In case the prevailing decl is not
80 compatible with the one we replace wrap it around a
83 2009-10-09 Richard Guenther <rguenther@suse.de>
87 * lto.c (read_cgraph_and_symbols): Do not assert we can open
89 * lto-elf.c (init_shdr##BITS): Fix i18n problems.
90 (init_ehdr##BITS): Likewise.
92 2009-10-08 Joseph Myers <joseph@codesourcery.com>
94 * lto-elf.c (init_shdr##BITS, lto_elf_begin_section_with_type,
95 init_ehdr##BITS, lto_elf_file_close): Remove trailing "." from
97 * lto-lang.c (lto_post_options): Remove trailing "." from
100 2009-10-08 Richard Guenther <rguenther@suse.de>
102 * lto.c (read_cgraph_and_symbols): Free the gimple type merging
105 2009-10-07 Joseph Myers <joseph@codesourcery.com>
107 * lto.c: Only include <sys/mman.h> if HAVE_MMAP_FILE.
109 2009-10-07 Jan Hubicka <jh@suse.cz>
111 * lto.c (read_cgraph_and_symbols): Mark functions neccesary only at
112 ltrans stage; explain why this is needed and should not.
114 2009-10-05 Richard Guenther <rguenther@suse.de>
118 * lto.c (lto_read_decls): Do not register deferred decls.
119 (read_cgraph_and_symbols): Delay symbol and cgraph merging
120 until after reading the IPA summaries.
122 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
124 * Make-lang.in (lto/lto-lang.o): Don't depend on lto/common.h.
125 (lto-lang.c): Don't include lto/common.h.
127 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
129 * Make-lang.in (LTO_OBJS): Remove lto/common.o.
130 (lto/common.o): Remove.
132 * common.h (lto_kind_str): Remove.
133 (lto_visibility_str): Remove.
134 (lto_resolution_str): Make it static.
136 2009-10-01 Diego Novillo <dnovillo@google.com>
138 * lto.c (lto_read_decls): Add comment.
139 Call internal_error instead of gcc_assert.
140 (lto_resolution_read): Likewise.
141 (lto_add_all_inlinees): Tidy.
142 * Make-lang.in: Fix copyright boilerplate.
144 (lto.install-pdf): New.
145 * lto-tree.h: Fix copyright boilerplate.
146 * lang-specs.h: Likewise.
147 Remove ".lto" entry from compilers fragment.
148 * lto-elf.c: Move inclusion of gelf.h after config.h.
149 Tidy formatting everywhere.
150 * lto.h: Fix copyright boilerplate.
151 Tidy formatting everywhere.
152 * common.c: Likewise.
153 * config-lang.in: Likewise.
154 * common.h: Likewise.
155 * lto-lang.c: Likewise.
157 2009-10-01 Richard Guenther <rguenther@suse.de>
159 * lto.c (lto_read_section_data): Use plain lseek/read.
161 2009-10-01 Richard Guenther <rguenther@suse.de>
163 * lto.c (LTO_MMAP_IO): Define if we can mmap files and
164 use sysconf to query the system page size.
165 (lto_file_read): Implement fallback using stdio.
166 (free_section_data): Likewise.
168 2009-09-29 Diego Novillo <dnovillo@google.com>
170 * lto-lang.c (lto_init): Really fix call to
171 build_common_builtin_nodes.
173 2009-09-29 Diego Novillo <dnovillo@google.com>
175 * lto-lang.c (lto_init): Fix call to
176 build_common_builtin_nodes.
178 2009-09-29 Richard Guenther <rguenther@suse.de>
181 * lto-elf.c (init_shdr##BITS): Properly specify alignment
183 (first_data_block): New static variable.
184 (lto_elf_append_data): Align the first data block in each
187 2009-09-28 Diego Novillo <dnovillo@google.com>
189 * lto-lang.c: Tidy. Remove stale FIXME lto markers.
190 * lto.c (strip_extension): New.
191 (get_filename_for_set): Call it. Do not call make_cwd_temp_file.
192 (lto_execute_ltrans): Tidy.
193 Do not pass -fwpa nor -fltrans-* to LTRANS.
194 * opts.c: Tidy formatting and remove stale FIXME lto markers.
195 * tree.c (need_assembler_name_p): Call
196 lang_hooks.decls.may_need_assembler_name_p if set.
197 * varasm.c (default_binds_local_p_1): Remove check for
199 * varpool.c (decide_is_variable_needed): Do not test for
202 2009-09-22 Richard Guenther <rguenther@suse.de>
205 * lto.c (lto_execute_ltrans): Perform ltrans phase manually.
206 * Make-lang.in: Remove ltrans-driver stuff.
207 * config-lang.in: Likewise.
208 * lang.opt (fltrans-driver): Remove.
209 * lto-lang.c (lto_init_options): Remove code initializing
211 * ltrans-driver: Remove.
213 2009-09-21 Diego Novillo <dnovillo@google.com>
215 * lto-lang.c (lto_define_builtins): Remove superfluous
216 calls to targetm.init_builtins and build_common_builtin_nodes.
217 (lto_init): Add targetm.arm_eabi_unwinder as parameter to
218 build_common_builtin_nodes.
219 * lto.c (lto_materialize_function): Do nothing if NODE is a
222 2009-09-03 Diego Novillo <dnovillo@google.com>
224 * lto-elf.c (validate_file): Replace call to
225 elf_getshstrndx with call to elf_getshdrstrndx.
227 2009-08-19 Richard Guenther <rguenther@suse.de>
229 * lto-lang.c (lto_init): Merge char_type_node with the
230 appropriately signed variant.
232 2009-08-19 Richard Guenther <rguenther@suse.de>
235 * lto.c (lto_fixup_common): Re-build the pointer-to chain part one.
236 (lto_fixup_type): Re-build the pointer-to chain part two.
238 2009-08-19 Richard Guenther <rguenther@suse.de>
241 * lto.c (lto_fixup_type): Re-build the type variant chain.
243 2009-08-19 Richard Guenther <rguenther@suse.de>
246 * lto.c (lto_fixup_constructor): New function.
247 (lto_fixup_tree): Replace all types. Properly fixup
248 constructors and constants.
250 2009-08-14 Richard Guenther <rguenther@suse.de>
252 * lto.c (read_cgraph_and_symbols): Exchange TREE_CHAIN use
253 for DECL_LANG_SPECIFIC.
255 2009-08-13 Richard Guenther <rguenther@suse.de>
258 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define to NULL.
260 2009-07-30 Richard Guenther <rguenther@suse.de>
263 * lto.c (read_cgraph_and_symbols): After fixing up decls choose
264 the largest decl for output and free TREE_CHAIN for further
267 2009-07-24 Diego Novillo <dnovillo@google.com>
269 * Make-lang.in: Add empty lto.install-plugin target.
271 2009-07-13 Diego Novillo <dnovillo@google.com>
273 * lto.c (lto_fixup_tree): Handle IMPORTED_DECL.
275 2009-07-11 Richard Guenther <rguenther@suse.de>
277 * lto-lang.c (lto_write_globals): Wrapup global decls.
279 2009-07-10 Richard Guenther <rguenther@suse.de>
281 * lto-lang.c (lto_init): Allocate one more location to make
282 BUILTINS_LOCATION correct.
284 2009-07-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
286 * lto.c (free_section_data): Cast computed_offset to caddr_t.
288 2009-07-06 Diego Novillo <dnovillo@google.com>
290 * lto.c (lto_fixup_type): Fixup TYPE_SIZE and
293 2009-07-06 Diego Novillo <dnovillo@google.com>
295 * lto.c (preload_common_nodes): Remove.
296 (lto_read_in_decl_state): Call lto_streamer_cache_get.
297 (lto_read_decls): Call lto_data_in_create and
299 (free_decl): Do not call ggc_free.
300 (lto_main): Call lto_init_reader.
301 * lto-lang.c (lto_type_for_size): Handle intTI_type_node.
302 (lto_init): Initialize main_identifier_node if needed.
303 Make ptrdiff_type_node be integer_type_node.
305 2009-06-19 Diego Novillo <dnovillo@google.com>
307 * lto.c: Remove code guarded by #ifdef LTO_STREAM_DEBUGGING.
308 Remove code guarded by #ifdef GLOBAL_STREAMER_TRACE.
309 Remove code guarded by #ifdef LOCAL_TRACE.
311 2009-06-18 Diego Novillo <dnovillo@google.com>
313 * lto.c: Update license to GPLv3.
314 * lto-elf.c: Likewise.
315 * common.c: Likewise.
316 * lto-lang.c: Likewise.
317 * lto.h: Remove superfluous include files. Update all
320 2009-06-17 Diego Novillo <dnovillo@google.com>
322 * lto.c (read_cgraph_and_symbols): Call input_cgraph.
324 2009-06-02 Diego Novillo <dnovillo@google.com>
326 * lto.c (lto_1_to_1_map): Ignore nodes that have not been
328 (materialize_cgraph): Only materialize nodes that have a
329 representation on file.
331 2009-06-01 Diego Novillo <dnovillo@google.com>
333 * lto-lang.c (lto_handle_option): Hanlde OPT_Wabi.
335 2009-05-31 Diego Novillo <dnovillo@google.com>
337 * lto-lang.c (lto_type_for_mode): Handle all the modes
338 handled in c_common_type_for_mode.
340 2009-05-21 Diego Novillo <dnovillo@google.com>
342 * lto-elf.c: Always include <gelf.h>.
343 * config-lang.in (target_libs): Remove.
344 (build_by_default): Set to no.
346 2009-05-15 Diego Novillo <dnovillo@google.com>
348 * lto.c (lto_materialize_function): Assert that DECL is
350 (materialize_cgraph): Don't try to materialize builtin
352 * lto-section-out.c (write_symbol_vec): Do not write
355 2009-05-13 Diego Novillo <dnovillo@google.com>
357 * lto-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define.
359 2009-05-07 Diego Novillo <dnovillo@google.com>
361 * lto.c (lto_resolution_read): Add type casts for C++ warnings.
362 (LTO_REGISTER_TYPE_AND_FIXUP_SUBTREE): Define.
363 (lto_fixup_type): Call it for TYPE_POINTER_TO,
364 TYPE_REFERENCE_TO, TYPE_CONTEXT and TYPE_CANONICAL.
365 (lto_fixup_tree): Call gimple_register_type when *TP is a
367 (lto_main): Call bitmap_obstack_initialize.
369 2009-04-22 Diego Novillo <dnovillo@google.com>
371 * lto.c (free_section_data): Tidy.
372 (lto_1_to_1_map): Tidy.
373 (lto_add_all_inlinees): Tidy.
374 (prefix_name_with_star): New.
375 (get_filename_for_set): New.
376 (lto_wpa_write_files): Call cgraph_node_set_needs_ltrans_p
377 to determine what cgraph node sets to write.
378 Call get_filename_for_set to compute temporary file
380 (lto_execute_ltrans): Do not execute LTRANS on files with
381 names that start with '*'.
382 Move logic to execute LTRANS together so that LTRANS is
383 invoked only if there are any files to compile.
384 (do_whole_program_analysis): Only remove output files
385 that do not start with '*'.
387 2009-04-06 Diego Novillo <dnovillo@google.com>
389 * lto-lang.c (lto_post_options): Set flag_excess_precision_cmdline.
390 * lto.c (read_cgraph_and_symbols): Set cgraph_function_flags_ready.
391 (lto_add_all_inlinees): Tidy.
393 2009-03-26 Diego Novillo <dnovillo@google.com>
395 * lto.c: Include gimple.h.
396 (lto_read_in_decl_state): Call gimple_register_type for
397 every type in every stream.
398 (lto_fixup_common): Call gimple_register_type if T has a
400 (do_whole_program_analysis): Call print_lto_report.
401 (lto_main): Call print_lto_report after cgraph_optimize.
402 * Make-lang.in (lto.o): Add dependency on GIMPLE_H.
404 2009-03-24 Diego Novillo <dnovillo@google.com>
406 * Make-lang.in (lto-lang.o): Add dependency on TARGET_H and EXPR_H.
407 (lto.o): Add dependency on GIMPLE_H.
409 2009-03-10 Simon Baldwin <simonb@google.com>
411 * lto.c (lto_read_all_file_options): Close any open file descriptor
412 contained in file_data before freeing.
414 2009-02-24 Rafael Avila de Espindola <espindola@google.com>
416 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
417 for a decl in the original bitmap, not a node.
418 (lto_add_all_inlinees): Remove original nodes that are not needed.
419 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
421 2009-02-24 Diego Novillo <dnovillo@google.com>
423 * lto.c (lto_materialize_function): Update
424 lto_stats.num_function_bodies.
425 (get_section_data): Initialize *LEN to 0.
426 (lto_1_to_1_map): Update lto_stats.num_cgraph_partitions.
427 (lto_wpa_write_files): Update lto_stats.num_cgraph_nodes.
428 Update lto_stats.num_output_files.
429 (read_cgraph_and_symbols): Update lto_stats.num_input_files.
430 (materialize_cgraph): Update lto_stats.num_input_cgraph_nodes.
431 (lto_main): Initialize lto_stats.
432 If flag_lto_report is set, call print_lto_report.
434 2009-02-19 Diego Novillo <dnovillo@google.com>
438 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
440 * lto.c (lto_add_inline_clones): Don't add the
441 master clone. Check for a decl in the original
443 (lto_add_all_inlinees): Remove original nodes
445 (lto_scan_statics_in_cgraph_node): Don't care if
446 the node is the master.
447 (lto_promote_cross_file_statics): Use a new
448 context.seen_node_decls for each set
450 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
452 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
453 for a decl in the original bitmap, not a node.
454 (lto_add_all_inlinees): Remove original nodes that are not needed.
455 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
456 (lto_promote_cross_file_statics): Use a new context.seen_node_decls
459 2009-02-18 Diego Novillo <dnovillo@google.com>
461 * lto.c (lto_wpa_write_files): Use timers TV_WHOPR_WPA
463 (lto_execute_ltrans): Use timer TV_WHOPR_WPA_LTRANS_EXEC.
464 (read_cgraph_and_symbols): Use timer TV_IPA_LTO_DECL_IO.
465 (materialize_cgraph): Use timer TV_IPA_LTO_GIMPLE_IO.
466 Use timer TV_WHOPR_WPA or TV_WHOPR_LTRANS or TV_LTO
467 depending on command line flags.
468 (do_whole_program_analysis): Use timer TV_WHOPR_WPA.
469 (lto_main): Remove timer uses.
471 2009-02-18 Rafael Avila de Espindola <espindola@google.com>
473 * lto.c (lto_materialize_function): Don't set DECL_EXTERN to 0.
474 (lto_wpa_write_files): Update calls to renamed functions.
476 2009-02-17 Diego Novillo <dnovillo@google.com>
479 * lto-lang.c (lto_post_options): Disable -fwhole-program
482 2009-02-10 Diego Novillo <dnovillo@google.com>
484 * lto.c (read_cgraph_and_symbols): Fix comment.
486 2009-02-10 Diego Novillo <dnovillo@google.com>
488 * lto.c (read_cgraph_and_symbols): Read options from all
491 2009-02-10 Diego Novillo <dnovillo@google.com>
493 * lto.c (read_cgraph_and_symbols): Factor out of lto_main.
494 (materialize_cgraph): Likewise.
495 (do_whole_program_analysis): Likewise.
496 (lto_main): Call read_cgraph_and_symbols,
497 materialize_cgraph and do_whole_program_analysis.
499 2009-02-10 Simon Baldwin <simonb@google.com>
501 * lto.c: Include lto-opts.h.
502 * (lto_main): Clear file options at loop start, read any saved
503 options from the first file handled, and re-issue options.
504 * Makefile.in (lto.o): Add dependency on lto-opts.h.
506 2009-02-02 Diego Novillo <dnovillo@google.com>
508 * lto.c (lto_main): Stop LTO_TIMER and use
509 TV_WHOPR_WPA_LTRANS_EXEC when launching LTRANS.
511 2009-01-30 H.J. Lu <hongjiu.lu@intel.com>
514 * lto-elf.c (init_shdr##BITS): Set the sh_addralign field
517 2009-01-29 Ramana Radhakrishnan <ramana.r@gmail.com>
519 * Make-lang.in (LTO_EXE): Link with all
520 BACKENDLIBS and not only GMPLIBS
522 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
525 * lto-elf.c: Include gelf.h instead of libelf.h.
526 (lto_elf_file_close): Replace elfx_update_shstrndx with
527 gelf_getehdr, elf_getscn, gelf_getshdr, gelf_update_shdr and
530 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
533 * lto-elf.c (DEFINE_INIT_EHDR): Initialize e_version.
535 2009-01-26 Diego Novillo <dnovillo@google.com>
537 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Update.
539 2009-01-26 Diego Novillo <dnovillo@google.com>
541 * lto-lang.c (lto_types_compatible_p): Move to gimple.c
542 and rename into gimple_types_compatible_p.
544 2009-01-12 Rafael Avila de Espindola <espindola@google.com>
546 * lto-lang.c (lang_hooks): Remove the const qualifier.
548 2009-01-06 Diego Novillo <dnovillo@google.com>
550 * ltrans-driver: Mark 'all' target as phony.
552 2008-12-31 Diego Novillo <dnovillo@google.com>
554 * ltrans-driver: Execute a NOP action for target 'all'.
556 2008-12-19 Diego Novillo <dnovillo@google.com>
558 * lto.c (lto_1_to_1_map): Tidy.
560 2008-12-19 Diego Novillo <dnovillo@google.com>
562 * lto-elf.c (lto_elf_file_open): When FILENAME cannot
563 be opened, show its name.
564 * ltrans-driver: If $verbose is set, do not use parallelism.
566 2008-12-17 Rafael Avila de Espindola <espindola@google.com>
568 * lto.c (lto_fixup_function): New.
569 (lto_fixup_tree): Call lto_fixup_function.
571 2008-12-14 Doug Kwan <dougkwan@google.com>
573 * lto.c (lto_1_to_1_map): Create a cgraph node set for any global
574 variables if there is no function.
576 2008-12-10 Simon Baldwin <simonb@google.com>
578 * ltrans-driver: Always run make in silent mode, to avoid make's
579 trace on stdout interfering with lto-wrapper output.
581 2008-12-10 Doug Kwan <dougkwan@google.com>
583 * lto.c (lto_add_inline_clones): Do not force master clones of
584 inlined functions already in SET to be static inline.
586 2008-12-04 Doug Kwan <dougkwan@google.com>
588 * lto.c (globalize_context_t): New type to store states in
589 globalization of cross-file statics.
590 (globalize_cross_file_statics): New.
591 (lto_scan_statics_in_ref_table): Walk tree to look for reachable
592 static decls that need to be fixed up.
593 (lto_scan_statics_in_cgraph_node): Change call interface to use
594 a globalize_context_t CONTEXT for all states used.
595 (lto_scan_statics_in_remaining_global_vars): New.
596 (lto_promote_cross_file_statics): Use new call interface of
597 LTO_SCAN_STATICS_IN_CGRAPH_NODE. Handle remaining externally
598 visible vars in the last set.
600 2008-12-03 Diego Novillo <dnovillo@google.com>
602 * lto.c (lto_fixup_tree): Do not emit an error when
603 PREVAILING throw but T doesn't.
605 2008-12-02 Doug Kwan <dougkwan@google.com>
607 * lto.c (lto_scan_statics_in_ref_table): New function factored out
609 (lto_scan_statics_in_cgraph_node): Handle both file-scope static
610 variables and functions.
611 (lto_promote_cross_file_statics): Rename bitmaps to SEEN_DECLS
612 and GLOBAL_DECLS from SEEN_VARS and GLOBAL_VARS.
614 2008-11-29 Diego Novillo <dnovillo@google.com>
616 * lto.c: Include timevar.h.
617 (lto_materialize_function): Tidy. Add comments.
618 (lto_wpa_write_files): Tidy.
619 (lto_execute_ltrans): Tidy.
620 (lto_main): Add local variable LTO_TIMER. Initialize it
621 to one of TV_WHOPR_WPA, TV_WHOPR_LTRANS or TV_LTO.
622 Start and stop the timer.
624 * Make-lang.in (lto.o): Add dependency on timevar.h.
625 * ltrans-driver: React to -v and -save-temps.
626 Use simple heuristic to determine how much parallelism to
627 use when executing make.
629 2008-11-12 Doug Kwan <dougkwan@google.com>
631 * lto.c (lto_bitmap_obstack): Remove var.
632 (lto_materialize_function): Do nothing instead of marking function
633 body in file if flag_wpa is true.
634 (lto_add_all_inlinees): Use bitmap functions in lto-utils.c.
635 (lto_scan_statics_in_cgraph_node): New function.
636 (lto_promote_cross_file_statics): Same.
637 (lto_wpa_write_files): Call lto_promote_cross_file_statics.
638 Use bitmap functions in lto-utils.c. Remove unsued label OUT.
639 * Make-lang.in (lto/lto.o): Add lto-utils.h to dependency list.
641 2008-11-09 Diego Novillo <dnovillo@google.com>
643 * lto/lto.c (lto_fixup_tree): Change error message locus
644 information to include location of mismatching
646 Use TREE_NO_WARNING to avoid repeated messages.
647 (lto_main): If lto_fixup_decls emitted any errors, exit.
648 * lto/lto-lang.c: Don't include libfuncs.h and except.h
649 (lto_init_options): Don't enable exceptions by default.
650 (lto_eh_runtime_type): Move to lto-function-in.c
651 (lto_init_eh): Likewise.
652 (lto_init): Don't call lto_init_eh.
653 * lto/Make-lang.in (lto-lang.o): Remove dependency on
654 libfuncs.h and except.h.
656 2008-10-30 Diego Novillo <dnovillo@google.com>
658 * lto.c (lto_read_decls): Declare debug_main only if
659 LTO_STREAM_DEBUGGING is enabled.
661 2008-10-30 Simon Baldwin <simonb@google.com>
663 * lto.c (lto_wpa_write_files): Create intermediate files with
664 make_cwd_temp_file().
665 (lto_maybe_unlink): New. Delete intermediate WPA files unless
666 WPA_SAVE_LTRANS is set.
667 (lto_main): Call lto_maybe_unlink() for intermediate WPA files.
668 * ltrans-driver: Do not strip directory from output files.
670 2008-10-29 Doug Kwan <dougkwan@google.com>
672 * lto.c (free_decl): Call lto_symtab_clear_resolution when freeing
674 * Make-lang.in (LTO_OBJS): Remove lto/lto-symtab.o
675 (lto/lto-symtab.o): Remove rule.
676 * lto-tree.h (struct lang_identifier): Remove LTO specific fields.
677 (struct lang_decl): Remove RESOLUTION and add DUMMY in struct.
678 (LANG_IDENTIFIER_CAST, LTO_IDENTIFIER_DECL, LTO_DECL_RESOLUTION):
680 lto-symtab.c (File): Move up one level.
681 lto-lang.c (cgraph.h): Remove include.
682 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
683 input_cgraph): Move to lto-cgraph.c in gcc directory above.
684 (LANG_HOOKS_INPUT_CGRAPH): Remove use of macro.
686 2008-10-24 Rafael Espindola <espindola@google.com>
688 * lto-function-in.c (get_resolution): Return LDPR_PREEMPTED_IR for
689 non prevailing weak symbols.
691 2008-10-24 Rafael Espindola <espindola@google.com>
693 * lto-lang.c (input_cgraph_1): Iterate over nodes, not cgraph_nodes.
695 2008-10-24 Rafael Espindola <espindola@google.com>
697 * lto-lang.c (input_node): Avoid casts from pointers to ints of
700 2008-10-23 Simon Baldwin <simonb@google.com>
702 * lto-lang.c (input_node): Save the node reference, rather than the
703 node pointer, in node->inlined_to.
704 (input_cgraph_1): Convert node references into node pointers.
706 2008-10-22 Diego Novillo <dnovillo@google.com>
707 Rafael Espindola <espindola@google.com>
709 * lto.c (lto_resolution_read): Tidy.
710 * lto-symtab.c (lto_symtab_prevailing_decl): Do not
711 abort if RET is NULL.
713 2008-10-22 Doug Kwan <dougkwan@google.com>
715 * lto.c (lto_fixup_tree): Check for NOTHROW conflict only if
716 exceptions flag is given.
717 * lto-lang.c: (lto_init_options) Set default exceptions flag.
718 (lto_init_eh): Remove exceptions flag initialization.
719 (lto_init): Only call lto_init_eh if exceptions flag is set.
721 2008-10-21 Diego Novillo <dnovillo@google.com>
723 * lto.c: Tidy some formatting.
726 2008-10-21 Simon Baldwin <simonb@google.com>
728 * lto-symtab.c: (lto_same_type_p): Types cannot be equal if one of
729 them is NULL (but not the other).
731 2008-10-17 Diego Novillo <dnovillo@google.com>
733 * ltrans-driver: Divert output from make to a temporary file.
734 Show it if the call to make failed.
736 2008-10-15 Diego Novillo <dnovillo@google.com>
738 * lto.c (lto_wpa_write_files): Reformat do-while loop.
739 Do not print TEMP_FILENAME
740 * ltrans-driver: Call make with -s.
742 2008-10-15 Diego Novillo <dnovillo@google.com>
744 * lto-symtab.c (lto_symtab_merge_decl): Do not force
745 TREE_STATIC on global symbols.
747 2008-10-14 Ollie Wild <aaw@google.com>
749 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Remove.
750 (LTRANS_DRIVER_EXE): Add.
751 (lto.all.cross): Add LTRANS_DRIVER_EXE.
752 (lto.all.encap): Add LTRANS_DRIVER_EXE.
753 (lto.install.common): Remove ltrans-driver.
754 (lto.mostlyclean): Add LTRANS_DRIVER_EXE.
755 (LTRANS_DRIVER_EXE): New build rule.
756 * config-lang.in (compilers): Add ltrans-driver.
758 2008-10-14 Diego Novillo <dnovillo@google.com>
760 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Disable transformation
763 2008-10-13 Ollie Wild <aaw@google.com>
765 * lang-spec.h (@lto): Replace lto1_options with cc1_options.
766 * lto.c (lto_execute_ltrans): Add "-fno-wpa -fltrans -xlto" to CFLAGS.
767 * ltrans-driver (LTRANS_FLAGS): Remove.
769 2008-10-08 Doug Kwan <dougkwan@google.com>
771 * lto.c (lto_fixup_tree): Remove ATTRIBUTE_UNUSED from DATA.
772 Handle new tree codes RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE
773 and TREE_BINFO. Also move code handling FUNCTION_DECL and VAR_DECL
774 from lto_fixup_state to here.
775 (lto_fixup_state): Take an lto_fixup_data_t object DATA instead of
776 just a free-list. Fix up types also. Move decl merging code to
778 (lto_fixup_state_aux): Change AUX to point to an lto_fixup_data_t
780 (lto_fixup_decls): Use another pointer set to avoid multiple
781 walking of nodes except for DECLs to be replaced. Pass an
782 lto_fixup_data_t object to tree-walker.
784 2008-10-08 Rafael Espindola <espindola@google.com>
786 * lto-symtab.c (lto_symtab_set_resolution): New.
787 (lto_symtab_merge_decl): Use lto_symtab_set_resolution and
788 lto_symtab_get_resolution.
789 (lto_symtab_prevailing_decl): Return decl for non public decls.
790 (lto_symtab_get_resolution): New.
791 * lto.c (lto_fixup_tree, lto_fixup_state): Remove unecessary checks.
793 2008-10-06 Rafael Espindola <espindola@google.com>
795 * lto-lang.c: Include cgraph.h.
796 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
797 input_cgraph): Moved from lto-cgraph.c.
798 (LANG_HOOKS_INPUT_CGRAPH): New.
800 2008-10-03 Rafael Espindola <espindola@google.com>
802 * lto.c (lto_fixup_tree, lto_fixup_state): Fix the FIXME.
804 2008-10-03 Rafael Espindola <espindola@google.com>
806 * lto-symtab.c (lto_symtab_overwrite_decl): Remove. Remove all calls.
807 (lto_symtab_merge_decl): Update LTO_IDENTIFIER_DECL the reflect the
808 prevailing definition. Don't mark TREE_NOTHROW differences.
809 * lto.c (lto_fixup_tree): New.
810 (lto_fixup_state): New.
811 (lto_fixup_state_aux): New.
813 (lto_fixup_decls): New.
814 (lto_main): Call lto_fixup_decls.
816 2008-10-02 Ollie Wild <aaw@google.com>
818 * lang.opt (fltrans): Moved from common.opt. Remove RejectNegative
820 (fwpa): Moved from common.opt. Remove RejectNegative and Init.
821 * lto-lang.c (lto_post_options): Add validation and fixups for
824 2008-10-02 Rafael Espindola <espindola@google.com>
826 * lto-symtab.c (lto_symtab_merge_var, lto_symtab_merge_fn,
827 lto_symtab_merge_decl): Return void.
828 (lto_symtab_prevailing_decl): New.
830 2008-09-30 Rafael Espindola <espindola@google.com>
832 * lto-symtab.c (lto_symtab_compatible): Remove the check for already
834 (lto_symtab_overwrite_decl): Copy LTO_DECL_RESOLUTION.
835 (lto_symtab_merge_decl): Store symbol resolution in LTO_DECL_RESOLUTION.
836 Check for already defined symbols.
837 * lto-tree.h (lang_decl): Remove dummy and add resolution fields.
838 (LTO_IDENTIFIER_RESOLUTION): Remove.
839 (LTO_DECL_RESOLUTION): New.
841 2008-09-30 Rafael Espindola <espindola@google.com>
843 * lto.c (lto_read_decls): Use new input_tree signature.
845 2008-09-26 Doug Kwan <dougkwan@google.com>
847 * lto.c (lto_main): Call lto_fixup_nothrow_decls to fix up function
848 bodies affected by exception attribute merging of DECLs.
849 * lto-symtab.c (lto_symtab_merge_decl): Handle exception attribute
852 2008-09-25 Rafael Espindola <espindola@google.com>
854 * Make-lang.in (PLUGIN_API_H, LTO_TREE_H): New.
855 (lto/lto-lang.o, lto/lto.o, lto/lto-symtab.o) Use LTO_TREE_H.
856 * lto-symtab.c (lto_symtab_compatible): New.
857 (lto_symtab_overwrite_decl): New.
858 (lto_symtab_merge_decl): Refactor to use the above functions
859 and the resolution from lang_identifier.
860 * lto-tree.h: Include plugin-api.h.
861 (lang_identifier): Add resolution.
862 (LTO_IDENTIFIER_RESOLUTION): New.
864 2008-09-25 Ollie Wild <aaw@google.com>
866 * lang.opt (fltrans-output-list=): New option.
867 * lto.c (lto_execute_ltrans): Output file names to ltrans_output_list.
869 2008-09-25 Rafael Espindola <espindola@google.com>
871 * lto.c (lto_resolution_read): Initialize ret;
873 2008-09-24 Ollie Wild <aaw@google.com>
875 * lto.c (sys/mman.h): Move include.
876 (lto_wpa_write_files): Return a list of written files.
877 (lto_execute_ltrans): New function.
878 (lto_main): Call lto_execute_ltrans.
879 (ltrans-driver): New file.
880 * lto-lang.c (DEFAULT_LTRANS_DRIVER): New macro.
881 (DEAULT_LTRANS_DRIVER_LEN): New macro.
882 (lto_init_options): Initialize ltrans_driver.
883 (lto_handle_option): Fix incorrect default output value.
884 * lang.opt (fltrans-driver=): New option.
885 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): New variable.
886 (lto.install-common): Add lto/ltrans-driver.
888 2008-09-24 Rafael Espindola <espindola@google.com>
890 * Make-lang.in (LTO_OBJS): Add lto/common.o.
891 (lto/lto.o): Depend on lto/common.h.
893 * lang.opt (resolution): New.
894 * lto-lang.c (resolution_file_name): New.
895 (lto_handle_option): Handle OPT_resolution.
896 * lto-symtab.c (lto_symtab_merge_decl): Add a resolution argument.
897 (lto_symtab_merge_var,lto_symtab_merge_fn): Add a resolution argument.
898 pass it to lto_symtab_merge_decl.
899 * lto.c: Include common.h.
900 (lto_read_decls): Add resolutions and resolutions_size arguments.
901 Initialize data_in.globals_resolution and
902 data_in.globals_resolution_size.
903 (index_and_symbol_resolution): New.
904 (lto_resolution_read): New.
905 (lto_file_read): Add argument resolution_file.
907 * lto.h (resolution_file_name): New.
909 2008-09-23 Rafael Espindola <espindola@google.com>
911 * common.c: Update description.
912 * common.h: Update description.
914 2008-09-23 Rafael Espindola <espindola@google.com>
916 * common.c: Moved from lto-plugin.
917 * common.h: Moved from lto-plugin.
919 2008-09-22 Doug Kwan <dougkwan@google.com>
921 * lto.c (VEC(bitmap,heap)): Declare.
922 (lto_materialize_function): Handle WAP mode specially.
923 (lto_add_inline_clones): New.
924 (lto_add_all_inlinees): Changle algorithm and to use bitmaps. Also
925 return a bitmap of inlined decls.
926 (lto_wpa_write_files): Handle all DECLs brought in by inlining.
927 (lto_main): Call reset_inline_failed to reset inlining states.
928 Check call-graph after WPA inlining.
929 * lto-lang.c (lto_init): Do not clear flag_generate_lto
932 2008-09-19 Doug Kwan <dougkwan@google.com>
934 lto.c (lto_main): Remove unsued wrapper code.
935 lang-specs.h (@lto): Use lto1_options instead of cc1_options.
937 2008-09-19 Rafael Espindola <espindola@google.com>
939 * lto-symtab.c: Include lto-tree-in.h.
940 * lto-tree.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove.
941 * lto.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove
942 * Make-lang.in (lto/lto-symtab.o): Add lto-tree-in.h.
944 2008-09-17 Paolo Bonzini <bonzini@gnu.org>
945 Rafael Avila de Espindola <espindola@google.com>
947 * lto-lang.c (COMPOUND_LITERAL_EXPR_DECL_STMT,
948 COMPOUND_LITERAL_EXPR_DECL): Remove.
949 (emit_local_var): Remove.
950 (lto_expand_expr): Remove.
951 (lto_staticp): Remove.
952 (LANG_HOOKS_EXPAND_EXPR): Remove.
953 (LANG_HOOKS_STATICP): Remove.
955 2008-09-11 Diego Novillo <dnovillo@google.com>
957 * lto-lang.c: Include except.h and libfuncs.h.
960 Set flag_generate_lto to 0.
961 * Make-lang.in (lto-lang.o): Add dependency on except.h
964 2008-09-09 Bill Maddox <maddox@google.com>
966 * lto-lang.c: Include header file expr.h.
967 (COMPOUND_LITERAL_EXPR_DECL_STMT,
968 COMPOUND_LITERAL_EXPR_DECL): Copied from c-common.h.
969 (emit_local_var): Copied from c-semantics.c.
970 (lto_expand_expr, lto_staticp): Copied from c_expand_expr
971 and c_staticp in c-common.c.
972 (LANG_HOOKS_EXPAND_EXPR,LANG_HOOKS_STATICP): Redefined.
974 2008-09-08 Diego Novillo <dnovillo@google.com>
976 * lto-lang.c (lto_global_bindings_p): Return 1 during
979 2008-09-07 Diego Novillo <dnovillo@google.com>
981 * lto.c: Tidy formatting.
983 2008-08-04 Bill Maddox <maddox@google.com>
985 * lto-symtab.c (lto_symtab_merge_decl): Add comment.
987 2008-09-03 Doug Kwan <dougkwan@google.com>
989 lto.c (lto_add_all_inlinees): Reset FAILED_REASON of edges to
990 CIF_OK instead of NULL.
992 2008-09-02 Diego Novillo <dnovillo@google.com>
993 Simon Baldwin <simonb@google.com>
995 * lto-lang.c (lto_type_for_size): Rewrite. Adapt from
996 c_common_type_for_size.
997 (lto_type_for_mode): Remove ATTRIBUTE_UNUSED markers.
998 (lto_init): Call linemap_add.
999 (signed_and_unsigned_types): Remove.
1001 2008-08-29 Diego Novillo <dnovillo@google.com>
1003 * lto-lang.c (handle_noreturn_attribute): New local function.
1004 (handle_const_attribute): New local function.
1005 (handle_malloc_attribute): New local function.
1006 (handle_pure_attribute): New local function.
1007 (handle_novops_attribute): New local function.
1008 (handle_nonnull_attribute): New local function.
1009 (handle_nothrow_attribute): New local function.
1010 (handle_sentinel_attribute): New local function.
1011 (handle_type_generic_attribute): New local function.
1012 (handle_format_attribute): New local function.
1013 (handle_format_arg_attribute): New local function.
1014 (lto_attribute_table): Declare.
1015 (lto_format_attribute_table): Declare.
1016 (lto_init_attributes): New local function.
1017 (lto_define_builtins): Call it.
1018 Call targetm.init_builtins and build_common_builtin_nodes.
1019 (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE): Define.
1020 (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Define.
1022 2008-08-28 Diego Novillo <dnovillo@google.com>
1024 * Make-lang.in (lto-lang.o): Replace tree-gimple.h with
1026 (lto-symtab.o): Add dependency on $(GIMPLE_H).
1027 * lto-lang.c: Include gimple.h instead of tree-gimple.h.
1028 * lto-symtab.c: Include gimple.h.
1029 * lto-tree.h (chain_next): Replace GENERIC_NEXT with
1032 2008-08-27 Doug Kwan <dougkwan@google.com>
1034 * lto.c (vec.h, bitmap.h, pointer-set.h, ipa-prop.h, ggc.h,
1035 gt-lto-lto.h): New includes.
1036 (lto_materialize_function): Do not read in function body in WPA mode.
1037 Format a line to fit in 80 columns.
1038 (lto_cgraph_node_sets): New garbage collected variable.
1039 (lto_1_to_1_map, lto_add_all_inlinees, lto_wpa_write_files):
1041 (lto_main): Initialize bitmap obstack. Add code to handle WPA mode.
1042 * Make-lang.in (LTO_H): Replace filename lto-section-in.h with
1043 variable LTO_SECTION_IN_H.
1044 (lto/lto.o): Include gt-lto-lto-c.h ggc.h ,VEC_H, BITMAP_H,
1045 pointer-set.h and IPA_PROP_H. Also replace filename lto-section-in.h
1046 with variable LTO_SECTION_IN_H.
1047 * config-lang.in (gtfiles): Add lto/lto.c.
1048 * lto-symtab.c (lto_symtab_merge_decl): Set DECL_CONTEXT of
1049 merged DECL_RESULT correctly.
1051 2008-08-26 Bill Maddox <maddox@google.com>
1053 * lto-lang.c Include tree-gimple.h.
1054 (lto_mark_addressable): Call mark_addressable rather than
1056 (lto_post_options): Suppress debug info generation.
1057 * Make-lang.in: Add dependency of lto-lang.o on tree-gimple.h.
1059 2008-08-25 Bill Maddox <maddox@google.com>
1061 * lto-symtab.c (lto_symtab_merge_decl): Remove a suspect
1062 assertion and leave an explanatory comment in its place.
1064 2008-08-21 Doug Kwan <dougkwan@google.com>
1066 * lto.c (preload_common_nodes): Call lto_get_common_nodes to get a list
1067 of common nodes instead of computing locallly.
1068 (lto_read_in_decl_state): New.
1069 (lto_read_decls): Change code for udpate in struct lto_decl_header.
1070 Read global and per-function in-decl states.
1071 * Make-lang.in (LTO_H): Update dependency.
1073 (lto-symtab.c): Merge (revision 139039)
1074 * lto-symtab.c (lto_symtab_merge_decl): Merge DECL_RESULT.
1076 2008-08-21 Rafael Espindola <espindola@google.com>
1078 * config-lang.in (target_libs): New.
1080 2008-08-20 Bill Maddox <maddox@google.com>
1082 * lto.c (current_lto_file): Remove GTY marker from static
1083 variable. Remove include of file gt-lto-lto.h.
1084 * Make-lang.in: Remove dependency of lto/lto.o on
1086 * lto-elf.c (lto_file_close): Removed.
1087 (lto_elf_file_open): Use XCNEW instead of GGC_CNEW to
1088 allocate lto_elf_file object.
1089 (lto_elf_file_close): Free lto_elf_file object after close.
1090 * lto.h (struct lto_file_struct): Remove GTY marker.
1091 * config-lang.in: Remove lto/lto.h and lto/lto.c from
1094 2008-08-20 Bill Maddox <maddox@google.com>
1096 * lto.c (lto_read_decls): Provide dummy argument to input_tree
1097 to conform to its new signature.
1098 * lto-symtab.c (lto_symtab_merge_decl): Do not invoke ggc_free
1099 on discarded node here, now called in global_vector_fixup.
1101 2008-08-09 Bill Maddox <maddox@google.com>
1103 * lto.c (preload_common_nodes): Verify that fileptr_type_node
1104 has not been set to a front-end-specific value.
1106 2008-08-05 Doug Kwan <dougkwan@google.com>
1108 * Make-lang.in (lto-symtab.o): Add missing dependencies to fix
1111 2008-07-30 Bill Maddox <maddox@google.com>
1113 * lto.c (lto_materialize_function): Call lto_original_decl_name.
1114 Remove obsolete comments.
1115 (lto_read_decls): Remove initialization of deleted field data_in.global.
1117 (lto_main): Remove redundant initialization of section_hash_table.
1118 * lto-elf.c: Removed obsolete comments.
1119 * lto.h: Tidy up comments.
1120 * lto-symtab.c (lto_least_common_multiple): New function.
1121 (lto_symtab_merge_decl): Merge variable alignments in some cases.
1124 2008-07-25 Diego Novillo <dnovillo@google.com>
1125 Bill Maddox <maddox@google.com>
1127 * lto.c: Re-order include files.
1128 Include lto-section-out.h.
1129 (preload_common_nodes): Add debugging output.
1130 Add new local INDEX_TABLE.
1131 Call preload_common_node.
1132 * Make-lang.in (lto.o): Add dependency on lto-section-out.h
1134 2008-07-13 Bill Maddox <maddox@google.com>
1136 * lto.c (lto_read_decls): Cast pointer to const char * to avoid
1137 unwanted scaling during pointer addition.
1139 2008-07-11 Bill Maddox <maddox@google.com>
1140 Diego Novillo <dnovillo@google.com>
1142 * lto.c (lto_read_decls): Fix C++ compatibility warnings.
1143 Make code const-correct.
1144 (lto_file_read): Fix C++ compatibility warnings.
1145 (lto_read_section_data): Fix C++ compatibility warnings.
1146 (lto_get_section_data): Use CONST_CAST to avoid warning when
1147 const pointer passed to free.
1148 * lto-elf.c (lto_elf_build_section_table): Fix C++
1149 compatibility warnings.
1150 (lto_elf_append_data): Fix C++ compatibility warnings. Use CONST_CAST
1151 to avoid warning assigning const pointer to d_buf field of Elf_Data.
1152 (lto_get_current_out_file): Fix C++ compatibility warnings.
1154 2008-07-11 Diego Novillo <dnovillo@google.com>
1156 * Make-lang.in (lto-warn): Define.
1158 2008-07-03 Simon Baldwin <simonb@google.com>
1160 * lto.c (lto_read_decls): Wrapped debug-only data items within #ifdef
1161 LTO_STREAM_DEBUGGING.
1163 2008-06-27 Ollie Wild <aaw@google.com>
1165 * lto-elf.c (lto-section-out.h): New include.
1166 (struct lto_elf_file): Remove bits member. Add scn, shstrtab_stream,
1168 (cached_file_attrs): New static variable.
1169 (lto_elf_get_shdr, lto_elf_free_shdr): Remove elf_file parameter.
1170 Use cached_file_attrs for checking bits.
1171 (lto_elf_build_section_table): Remove elf_file argument from
1172 lto_elf_get_shdr and lto_elf_free_shdr calls.
1173 (DEFINE_INIT_SHDR): New macro.
1174 (init_shdr32, init_shdr64): New functions defined via the
1175 DEFINE_INIT_SHDR macro.
1176 (lto_elf_begin_section_with_type): New function.
1177 (lto_elf_begin_section): New function.
1178 (lto_elf_append_data): New function.
1179 (lto_elf_end_section): New function.
1180 (DEFINE_VALIDATE_EHDR): New macro.
1181 (validate_ehdr32, validate_ehdr64): New functions defined via the
1182 DEFINE_VALIDATE_EHDR macro.
1183 (validate_file): New function.
1184 (DEFINE_INIT_EHDR): New macro.
1185 (init_ehdr32, init_ehdr64): New functions defined via the
1186 DEFINE_INIT_EHDR macro.
1187 (init_ehdr): New function.
1188 (lto_elf_file_open): Add support for writable files. Move some
1189 validation logic to validate_file.
1190 (lto_elf_file_close): Add support for writable files. Write file data
1191 and free data blocks.
1192 (current_out_file): New static variable.
1193 (lto_set_current_out_file): New function.
1194 (lto_get_current_out_file): New function.
1195 * lto.c (lto_main): Add writable argument to lto_elf_file_open calls.
1196 Add temporary initialization for testing ELF serialization.
1197 * lto.h (lto-section-out.h): New include.
1198 (struct lto_file_struct): Slight modification to comment.
1199 (lto_elf_file_open): Add writable parameter.
1200 (lto_elf_begin_section): New function declaration.
1201 (lto_elf_append_data): New function declaration.
1202 (lto_elf_end_section): New function declaration.
1203 (lto_set_current_out_file, lto_get_current_out_file): New function
1205 * lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Set as lto_elf_begin_section.
1206 (LANG_HOOKS_APPEND_DATA): Set as lto_elf_append_data.
1207 (LANG_HOOKS_END_SECTION): Set as lto_elf_end_section.
1208 * Make-lang.in (LTO_H): Add lto-section-out.h.
1210 2008-06-12 Ollie Wild <aaw@google.com>
1212 * lto.h (struct lto_file_vtable_struct): Remove.
1213 (struct lto_file_struct): Remove vtable member.
1214 * lto-elf.c (lto_file_init): Remove vtable argument.
1215 (lto_elf_map_optional_lto_section): Remove.
1216 (lto_elf_unmap_section): Remove.
1217 (lto_elf_file_vtable): Remove.
1218 (lto_elf_file_open): Remove lto_elf_file_vtable argument from
1220 (lto_elf_find_section_data): Remove.
1222 2008-06-11 Ollie Wild <aaw@google.com>
1224 * lto.c (lto_file_read): Add const qualifier to data variable.
1226 2008-06-11 Diego Novillo <dnovillo@google.com>
1228 Merge from lto-streamber sub-branch.
1230 2008-06-04 Ollie Wild <aaw@google.com>
1232 * lto.c: Remove inclusion of dwarf2.h and dwarf2out.h.
1233 * Make-lang.in (lto.o): Remove dependency on dwarf2.h.
1235 2008-05-28 Bill Maddox <maddox@google.com>
1237 Replace the DWARF reader in the LTO front-end.
1239 * lto.c: Include lto-tree-in.h, lto-tags.h.
1240 (enum DWARF2_class, DW_cl_constant, struct
1241 DWARF2_form_data, struct lto_context,
1242 lto_fd_init, lto_info_fd_init,
1243 lto_abbrev_fd_init, lto_info_fd_close,
1244 lto_file_init, lto_file_close,
1245 lto_file_corrupt_error, lto_abi_mismatch_error,
1246 LTO_CHECK_INT_VAL, LTO_READ_TYPE,
1247 lto_read_uleb128, lto_read_sleb128,
1248 lto_read_initial_length, lto_abbrev_read_attrs,
1249 lto_abbrev_read, lto_abbrev_read_lookup,
1250 lto_read_section_offset,
1251 lto_read_comp_unit_header, find_cu_for_offset,
1253 lto_resolve_reference,lto_read_form,
1254 attribute_value_as_int,
1255 make_signed_host_wide_int,
1256 attribute_value_as_constant, lto_cache_hash,
1257 lto_cache_eq, lto_cache_store_DIE,
1258 lto_cache_lookup_DIE, lto_find_integral_type,
1259 lto_find_integral_type_1,
1260 LTO_BEGIN_READ_ATTRS_UNCHECKED,
1261 LTO_BEGIN_READ_ATTRS, LTO_END_READ_ATTRS,
1262 lto_unsupported_attr_error, lto_get_identifier,
1263 lto_read_referenced_type_DIE,
1264 lto_read_compile_unit_DIE,
1265 lto_read_array_type_DIE,
1266 lto_read_structure_union_class_type_DIE,
1267 lto_read_enumerator_DIE,
1268 lto_read_enumeration_type_DIE,
1269 lto_read_only_for_child_DIEs,
1270 lto_read_only_for_child_DIEs,
1271 lto_read_member_DIE, lto_read_abbrev,
1272 lto_read_variable_formal_parameter_constant_DIE,
1273 lto_get_body): Removed.
1274 (preload_common_nodes): New function.
1275 (lto_read_decls): Convert for new global streamer.
1276 (lto_materialze_file_data,
1277 lto_read_subroutine_type_subprogram_die,
1278 lto_read_unspecified_parameters_DIE,
1279 lto_read_typedef_DIE,
1280 lto_read_pointer_reference_type_DIE,
1281 lto_read_subrange_type_DIE,
1282 lto_read_base_type_DIE,
1283 lto_read_const_volatile_restrict_type_DIE,
1284 lto_read_namespace_DIE,
1285 lto_read_unspecified_type_DIE, lto_read_DIE,
1286 lto_read_child_DIEs, lto_collect_child_DIEs):
1288 (lto_info_read, lto_set_cu_context): Removed.
1289 (lto_file_read): Convert for new global streamer.
1290 (lto_resolve_type_ref, lto_read_DIE_at_ptr,
1291 lto_resolve_var_ref, lto_resolve_fn_ref,
1292 lto_resolve_field_ref, lto_resolve_typedecl_ref,
1293 lto_resolve_namespacedecl_ref): Removed.
1294 (lto_file_init, lto_file_close): Moved to lto-elf.c.
1295 * lto-tree.h (lto_symtab_merge_var,
1296 lto_symtab_mergee_fun): Declare here.
1297 * lto-elf.c (lto_file_init, lto_file_close): Moved from lto.c.
1298 (lto_elf_file_open): Removed code to read DWARF debug sections.
1299 * lto.h (lto_context, DWARF2_attr, DWARF2_abbrev,
1300 DWARF2_CompUnit, lto_die_ptr,
1301 lto_die_cache_entry, lto_fd, lto_info_fd,
1302 lto_abbrev_fd): Removed.
1303 (lto_file): Removed debug_info and debug_abbrev fields.
1305 (lto_file_init, lto_file_close,
1306 lto_resolve_type_ref, lto_resolve_var_ref,
1307 lto_resolve_fn_ref, lto_resolve_field_ref,
1308 lto_resolve_typedecl_ref,
1309 lto_resolve_namespacedecl_ref,
1310 lto_get_file_name): Removed declarations.
1311 (lto_symtab_merge_var, lto_symtab_merge_fn):
1312 Declarations moved to lto-tree.h.
1313 * lto-symtab.c (lto_compatible_attributes_p):
1314 Lobotomize this, as it barfs on "Hello, world!".
1315 * lto-section-out.c: Include lto-tree-out.h.
1316 (lto_hash_global_slot_node,
1317 lto_eq_global_slot_node, preload_common_nodes,
1318 write_global_stream, write_global_references):
1320 (produce_asm_for_decls): Convert for new global streamer.
1321 * lto-section-out.h (lto_hash_global_slot_node,
1322 lto_eq_global_slot_node): Declare.
1324 2008-06-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1325 Jan Hubicka <jh@suse.cz>
1327 * lto.c (sys/mman.h, tree-pass.h): New includes.
1328 (lto_materialize_constructors_and_inits,
1329 lto_materialize_function): Keeps length of section.
1330 (lto_materialize_cgraph): Removed.
1331 (lto_read_decls): Initialize fd field.
1332 (lto_file_read): Different return type and removed much code to
1334 (page_mask): New variable.
1335 (lto_read_section_data, get_section_data, free_section_data): New
1337 (lto_main): Now calls pass manager, sets the hooks so that the ipa
1338 passes can get the section data.
1340 2008-05-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1342 * lto.h (lto_read_decls): Made local.
1343 (lto_input_function_body, lto_input_constructors_and_inits,
1344 lto_input_cgraph): Declarations moved to lto-section-in.h.
1345 * lto-section-in.c: Moved to .. .
1346 * lto-cgraph-in.c: Ditto.
1347 * lto-section-in.h: Ditto.
1348 * lto-function-in.c: Ditto.
1349 * lto-lang.c (lto_handle_option): Added ATTRIBUTE_UNUSED to parms.
1350 (lto_insert_block): Removed.
1351 (LANG_HOOKS_INSERT_BLOCK): Removed.
1352 * Make-lang.in (lto-cgraph-in.o, lto-function-in.o,
1353 lto-section-in.o): Rules moved to lto/Makefile.in.
1356 2008-05-16 Ollie Wild <aaw@google.com>
1358 * lto-lang.c (tree-inline.h): Include.
1359 (lto_post_options): New function.
1360 (LANG_HOOKS_POST_OPTIONS): Define.
1361 * lto-cgraph-in.c (overwrite_node): Set node->global.insns.
1362 * lto-function-in.c (input_bb): Set TREE_BLOCK (stmt).
1364 2008-05-13 Diego Novillo <dnovillo@google.com>
1366 * lto-function-in.c (input_ssa_names): Call
1367 make_ssa_name_fn instead of make_ssa_name.
1369 2008-05-12 Diego Novillo <dnovillo@google.com>
1371 * lto-cgraph-in.c (overwrite_node): Update references to
1372 inline summary fields.
1373 * lto-function-in.c (input_expr_operand): Do not handle
1376 2008-05-09 Ollie Wild <aaw@google.com>
1378 * lang.opt: New file.
1379 * lto-lang.c (lto_init_options): New function.
1380 (lto_handle_option): New function.
1381 (lto_init): Move initialization of flag_unit_at_a_time to
1383 (LANG_HOOKS_INIT_OPTIONS): Define.
1384 (LANG_HOOKS_HANDLE_OPTION): Define.
1386 2008-04-29 Ollie Wild <aaw@google.com>
1388 * lto.c (lto_read_namespace_DIE): New function.
1389 (lto_read_DIE): Add lto_read_namespace_DIE callback. Cache
1390 NAMESPACE_DECL DIE's.
1391 (lto_resolve_namespacedecl_ref): New function.
1392 * lto.h (lto_resolve_namespacedecl_ref): New function.
1393 * lto-section-in.c (lto_read_decls): Read namespace declarations.
1394 * lto-section-in.h (struct lto_file_decl_data): Add namespace_decls
1395 and num_namespace_decls.
1396 * lto-function-in.c (input_expr_operand): Add NAMESPACE_DECL case.
1397 * lto-lang.c (lto_init_ts): New function.
1398 (LANG_HOOKS_INIT_TS): Set as lto_init_ts.
1400 2008-04-16 Ollie Wild <aaw@google.com>
1402 * lto-function-in.c (input_type_ref): Updated function description.
1404 2008-04-16 Ollie Wild <aaw@google.com>
1406 * lto-function-in.c (input_type_ref_1): New function.
1407 (input_type_ref): Split into two functions.
1408 (input_function): Add support for type contexts.
1410 2008-04-16 Ollie Wild <aaw@google.com>
1412 * lto.c (lto_materialize_function): Use DECL_ASSEMBLER_NAME to compute
1415 2008-04-16 Ollie Wild <aaw@google.com>
1417 * lto.c (lto_read_compile_unit_DIE): Add DW_LANG_C_plus_plus to the
1418 list of supported languages.
1420 2008-03-25 Kenneth Zadeck <zadeck@naturalbridge.com>
1422 Merge with mainline @133491.
1424 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1425 Jan Hubicka <jh@suse.cz>
1427 * lto.c (lto_info_fd_init, lto_info_fd_close): Get rid of
1428 fd->unmaterialized_fndecls.
1429 (lto_get_file_name, lto_materialize_cgraph): New function.
1430 (lto_materialize_constructors_and_inits,
1431 lto_materialize_function): Read info directly from elf file.
1432 (lto_file_read): Made local and initialize dictionary so that
1433 other lto sections can be read without reprocessing the elf file.
1434 (lto_main): Read all functions after all files have been processed
1435 for their types, globals and cgraph.
1436 * Make-lang.in (lto.o, lto-cgraph-in.c, lto-section-in): Changed
1438 * lto-elf.c (lto_elf_file): Removed strtab, symtab fields.
1439 (hash_name, eq_name, lto_elf_build_section_table): New functions.
1440 (lto_elf_read_symtab): Removed function.
1441 (lto_elf_file_open): Removed call to lto_elf_read_symtab.
1442 * lto.h (lto_info_fd_struct): Removed unmaterialized_fndecls.
1443 (lto_file_read): Made local.
1444 (lto_get_file_name, lto_elf_build_section_table,
1447 * lto-section-in.c (lto_read_section_data, lto_get_section_data):
1449 (lto_read_decls): Get the file name.
1450 * lto-cgraph-in.c: New file.
1451 * lto-function-in.c (tag_to_expr): Stops at LTO_tree_last_tag.
1452 (input_expr_operand, lto_read_body): Set lto_debug_context.tag_names.
1453 (input_labels): Fixed latent sizeof issue.
1454 (input_function): Build stmt array to set call sites into cgraph
1456 (lto_read_body): Reset cfun->curr_properties.
1457 * lto_section_in.h (lto_section_slot): New structure.
1458 (section_hash_table.lto_file_decl_data): New field.
1461 2008-02-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1463 * lto.c (lto_read_variable_formal_parameter_const): Remove code to
1464 reconstruct static initializers.
1465 (lto_get_body, lto_materialize_function): Add lto_section_type as
1467 (lto_materialize_constructors_and_inits,
1468 lto_materialize_file_data): New function.
1469 (lto_materialize_function,
1470 lto_read_subroutine_type_subprogram_DIE): Renamed unmap_fn_body to
1471 unmap_section and map_fn_body to map_section.
1472 (lto_set_cu_context): Process functions and static inits
1474 * Make-lang.in (LTO_H, lto/lto-function-in.o,
1475 lto/lto-section-in.o): Update dependencies.
1476 * lto/lto-elf.c (lto_elf_map_optional_lto_section): Add
1477 lto_section_type parameter.
1478 (lto_elf_unmap_fn_body): Renamed to lto_elf_unmap_section.
1479 * lto.h (lto_file_vtable_struct): Removed two of the fields and
1480 renamed the other two so that there is only one map function and
1481 one unmap function and each takes a section type parameter.
1482 (lto_read_function_body): Renamed to lto_input_function_body and
1483 added file_data parameter.
1484 (lto_read_var_init): Removed.
1485 (lto_input_constructors_and_inits): New function.
1486 * lto-section-in.c (lto_read_decls): New function.
1487 * lto-function-in.c (data_in): Moved fields field_decls, fn_decls,
1488 var_decls, type_decls, types to lto_file_decl_data.
1489 (input_type_ref, input_expr_operand, lto_read_body): Get
1490 field_decls, fn_decls, var_decls, type_decls, types from different
1492 (input_globals, input_constructor, lto_read_var_init): Removed.
1493 (input_constructors_or_inits): New function.
1494 (lto_read_function_body, lto_input_constructors_and_inits):
1495 Renamed to lto_input_function_body and takes file_data parameter.
1496 * lto-section-in.h (lto_file_decl_data): New structure.
1498 2008-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1500 * lto-function-in.c (input_globals.c): Changed input type to
1501 lto_function_header.
1502 (input_bb): Removed code to deserialize the stmt number.
1503 (input_function): Renumber all stmts after they are input.
1504 (lto_read_body, lto_read_function_body, lto_read_var_init):
1505 Changed to used new header format and enum section_type.
1506 *lto-lang.c (success): Removed.
1508 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1510 * lto-elf.c (lto_elf_lookup_sym): Remove unused function.
1511 (lto_elf_free_sym): Likewise.
1513 * lto-elf.c (lto_elf_read_var_init): Remove unused function.
1514 (lto_elf_build_init): Likewise.
1516 2008-01-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1518 * lto-read.c: Renamed to lto-function-in.c.
1519 (input_1_unsigned): Moved to lto-section-in.c and renamed
1520 lto_input_1_unsigned.
1521 (input_uleb128): Moved to lto-section-in.c and renamed
1523 (input_widest_uint_uleb128): Moved to lto-section-in.c and renamed
1524 lto_input_widest_uint_uleb128.
1525 (input_sleb128): Moved to lto-section-in.c and renamed
1527 (input_integer): Moved to lto-section-in.c and renamed
1529 (debug_in_fun): Moved to lto-section-in.c and renamed
1531 (input_block): Moved to lto-section-in.h and renamed
1533 (input_expr_operand): Fixed to allow lists with more than one
1535 * lto-section-in.h: New file.
1536 * lto-section-in.c: New file with changes from above.
1537 * Make-lang.in (lto-read.o): Renamed lto-function-in.c.
1538 (lto-section-in.o): New rule.
1540 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1542 * lto-read.c (input_expr_operand): Mark static and external
1543 VAR_DECLs as needed.
1545 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1547 * lto-read.c (input_integer): Use the correct shift amount.
1549 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1551 * lto-lang.c (lto_pushdecl): Do nothing instead of aborting.
1552 (LANG_HOOKS_NAME): Define.
1554 2007-12-27 Nathan Froyd <froydnj@codesourcery.com>
1556 * lto.c (lto_find_integral_type): Define as a macro. Rename the
1557 original function to...
1558 (lto_find_integral_type_1): ...this. Consult UNSIGNEDP if we
1559 don't have a base type.
1560 (lto_read_enumeration_type_DIE): Examine the values of the
1561 enumeration to determine whether we can use an unsigned type for
1562 the base type of the enumeration.
1564 2007-12-24 Nathan Froyd <froydnj@codesourcery.com>
1566 * lto.c (lto_read_structure_union_class_type_DIE): Set TYPE_MODE
1567 and TYPE_ALIGN on UNION_TYPEs as soon as possible.
1569 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1571 * lto-lang.c (lto_types_compatible_p): New function.
1572 (LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
1574 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1575 Kenneth Zadeck <zadeck@naturalbridge.com>
1577 * lto-read.c (input_expr_operand): Fixed uninitialize var warning.
1578 (input_local_vars): Read in DECL_INITIAL and context for local
1579 statics that need to be put in unexpanded_vars_list.
1581 2007-12-21 Nathan Froyd <froydnj@codesourcery.com>
1583 * lto-read.c (input_real): Use a separate null-terminated buffer
1584 for calling real_from_string.
1585 (input_expr_operand): If we take the address of a FUNCTION_DECL,
1586 tell cgraph that it's needed.
1588 2007-12-19 Doug Kwan <dougkwan@google.com>
1590 * lto.c (lto_read_base_type_DIE): Handle complex integer types.
1592 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1594 * lto.c (lto_read_DIE): Call lto_read_only_for_child_DIEs instead.
1595 (lto_file_read): Reset the members of 'context' every time we read
1596 a toplevel DIE, with special attention to last_param_type.
1598 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1600 * lto.c (lto_read_subroutine_type_subprogram_DIE): Initialize
1601 'declaration'. Set the assembler name for non-public functions.
1603 2007-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1605 * lto_read.c (data_in.unexpanded_indexes): New array.
1606 (input_local_var): Added code to read in unexpanded_var_list
1607 indexes for variables. Only read in DECL_CHAIN field for
1609 (input_local_vars): Added code to rebuild unexpanded_var_list in
1610 order using unexpanded_indexes.
1611 (input_function): Added code to set DECL_CONTEXT for functions.
1613 2007-12-13 Doug Kwan <dougkwan@google.com>
1615 * lto.c (lto_read_pointer_reference_type_DIE): Handle optional name
1616 in pointer and reference types.
1618 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1620 * lto-read.c (input_expr_operand): Use DECL_RESULT when reading a
1623 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1625 * lto.c (lto_read_array_type_DIE): Return the cached DIE if we've
1626 already read the DIE.
1627 (lto_get_body): New function, split out from...
1628 (lto_materialize_function): ...here. Call it.
1629 (lto_read_subroutine_type_subprogram_DIE): Call lto_get_body to
1630 determine DECL_EXTERNAL.
1631 * lto-symtab.c (lto_symtab_merge_decl): Merge the DECL_RESULTs of
1632 FUNCTION_DECLs when necessary. Use the type of the actual
1633 function definition if we are unable to easily merge types. Ignore
1634 spurious DECL_MODE mismatches on VAR_DECLs. Merge DECL_MODEs when
1637 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1639 * lto-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1641 2007-12-12 Bill Maddox <maddox@google.com>
1644 2007-12-07 Bill Maddox <maddox@google.com>
1646 * lto.c (lto_str_fd_init): New function.
1647 (lto_str_fd_close): New function.
1648 (lto_file_init): Call lto_str_fd_init.
1649 (lto_file_close): Call lto_str_fd_close.
1650 (lto_str_read): New function. Read debug string table.
1651 (lto_str_lookup): New function. Get string for debug
1652 string table offset.
1653 (lto_read_form): Recognize DW_FORM_strp.
1654 (lto_file_read): Invoke lto_str_read.
1656 * lto-elf.c (lto_elf_file_open): Read raw section data
1657 for the .debug_str section, if present.
1659 * lto.h (struct lto_str_fd_struct): New struct.
1660 (struct lto_file_struct): Added new field DEBUG_STR
1661 to hold the file descriptor for the debug string table.
1663 2007-12-07 Bill Maddox <maddox@google.com>
1665 * lto.c (lto_str_fd_init): New function.
1666 (lto_str_fd_close): New function.
1667 (lto_file_init): Call lto_str_fd_init.
1668 (lto_file_close): Call lto_str_fd_close.
1669 (lto_str_read): New function. Read debug string table.
1670 (lto_str_lookup): New function. Get string for debug
1671 string table offset.
1672 (lto_read_form): Recognize DW_FORM_strp.
1673 (lto_file_read): Invoke lto_str_read.
1675 * lto-elf.c (lto_elf_file_open): Read raw section data
1676 for the .debug_str section, if present.
1678 * lto.h (struct lto_str_fd_struct): New struct.
1679 (struct lto_file_struct): Added new field DEBUG_STR
1680 to hold the file descriptor for the debug string table.
1682 2007-12-07 Nathan Froyd <froydnj@codesourcery.com>
1684 * lto-read.c (input_cfg): Call init_empty_tree_cfg_for_function.
1685 Grow the basic_block_info and label_to_block_map vectors if
1686 necessary. Read in the block chain.
1688 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1690 * lto.c (lto_read_DIE): Set TYPE_ALIAS_SET where necessary.
1692 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1694 * lto.c (lto_read_form): Add DW_cl_address for DW_AT_const_value.
1696 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1698 * lto-read.c (input_expr_operand): Don't check for MTAGs.
1699 (lto_read_body): Don't declare PROP_alias.
1701 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1703 * lto-symtab.c (lto_symtab_merge_decl): Handle FUNCTION_DECLs without
1704 argument type information.
1706 2007-12-03 Nathan Froyd <froydnj@codesourcery.com>
1708 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1709 TREE_THIS_VOLATILE if the associated type is a volatile type.
1710 (lto_materialize_function): Remove call to init_ssa_operands.
1711 * lto-read.c (input_expr_operand): Add SSA_NAME_VAR as a referenced
1712 variable when reading an SSA_NAME. Do the same when reading a
1713 RESULT_DECL, a RETURN_EXPR, or an MTAG.
1714 (input_cfg): Call init_ssa_operands.
1715 (input_ssa_names): Set the default def of an SSA_NAME if necessary.
1716 Move call to init_tree_ssa...
1717 (lto_read_body): ...here. Use push_cfun and pop_cfun. Call
1718 add_referenced_var on any variables referenced from the body of the
1719 function. Inform the rest of the compiler we are in SSA form and
1720 inform later passes about the current properties.
1722 2007-11-30 Nathan Froyd <froydnj@codesourcery.com>
1724 * lto.c (lto_materialize_function): Add FIXME.
1726 2007-11-29 Nathan Froyd <froydnj@codesourcery.com>
1728 * lto-lang.c (enum built_in_attribute): New enum.
1729 (flag_no_builtin, flag_no_nonansi_builtin, flag_isoc94, flag_isoc99,
1730 built_in_attributes): New variables.
1731 (def_builtin_1): New function.
1732 (lto_define_builtins): #define DEF_BUILTIN and include builtins.def.
1734 2007-11-28 Nathan Froyd <froydnj@codesourcery.com>
1736 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1737 DECL_SOURCE_LOCATION for debugging purposes.
1738 (lto_read_member_DIE): Set DECL_SOURCE_LOCATION. If we have read a
1739 bitfield, use the type specified by the DIE for TREE_TYPE and defer
1740 laying out the decl until later.
1741 (lto_read_subroutine_type_subprogram_DIE): Compare the function's
1742 name with DECL_ASSEMBLER_NAME. Set DECL_SOURCE_LOCATION and
1744 * lto-read.c (input_expr_operand): Set TREE_ADDRESSABLE on the
1745 operand of an ADDR_EXPR.
1746 * lto-lang.c (enum lto_builtin_type): New enum.
1747 (builtin_type): New typedef.
1748 (builtin_types, string_type_node, const_string_type_node,
1749 wint_type_node, intmax_type_node, uintmax_type_node,
1750 signed_size_type_node): New variables.
1751 (def_fn_type, builtin_type_for_size, lto_define_builtins,
1752 lto_build_c_type_nodes): New functions.
1753 (lto_init): Initialize builtin types.
1754 (lto_set_decl_assembler_name): Let the target machine mangle the
1755 name if the decl is TREE_PUBLIC, otherwise uniquify it.
1757 2007-11-21 Nathan Froyd <froydnj@codesourcery.com>
1759 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Don't
1760 set TREE_ADDRESSABLE. Do set DECL_COMDAT. Set TREE_READONLY if
1761 the type is a constant type. Set the assembler name and inform
1762 the rest of the compiler about the new decl if the decl is not
1764 (lto_read_subroutine_type_subprogram_DIE): Don't check for equivalency
1765 of DECL_ASSEMBLER_NAME when determining if we have a builtin. Don't
1766 try to read in function bodies for functions that already have bodies.
1767 * lto-symtab.c (lto_same_type_p): Check for unbounded array
1769 (lto_symtab_merge_decl): Don't merge decls that aren't TREE_PUBLIC.
1770 Check for whether we matched a builtin function type before calling
1771 lto_same_type_p on the generated type. Permit cases where the
1772 declaration of an array is unbounded, but the definition is bounded.
1773 Don't combine TREE_PUBLIC flags. Copy over DECL_SIZE and
1774 DECL_SIZE_UNIT if necessary.
1776 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1778 * lto-read.c (input_expr_operand): Get types right
1781 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1783 * lto-read.c (make_new_block, input_cfg): Properly set
1786 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1788 * lto.c (lto_read_array_type_DIE): Handle DIEs with DW_AT_GNU_vector
1789 set properly by building a VECTOR_TYPE instead of an ARRAY_TYPE.
1791 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1793 * lto.c (lto_read_base_type_DIE): Use make_bitfield_integer_type to
1794 construct the integer type for bitfields.
1796 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1798 * lto-read.c (data_in.current_node_has_loc): Removed.
1799 (input_line_info): Returns true if node needs line set.
1800 (set_line_info): Always sets line if called.
1801 (clear_line_info): Removed reference to current_node_needs_loc.
1802 (input_expr_operand): Keeps track locally if current node needs a loc.
1803 (input_local_var): Added code to handle DECL_INITIAL for
1804 static local vars. Only set loc if necessary.
1806 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1808 * lto.c (lto_read_subroutine_type_subprogram_DIE): Fix thinko'd
1811 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1813 * lto.c: Include langhooks.h.
1814 (lto_find_integral_type): Rework logic to handle the case where
1815 got_byte_size is true, but the bitsize requested and that of the
1816 base_type doesn't match.
1817 (lto_read_variable_formal_parameter_constant_DIE): Only check for
1818 asm_name if we are creating a VAR_DECL.
1819 (lto_materialize_function): Set DECL_EXTERNAL if we can't find a
1821 (lto_read_subroutine_type_subprogram_DIE): Check for a builtin
1822 function reference and use the builtin's decl if so. Set the
1823 DECL_CONTEXT of the RESULT_DECL for the function.
1824 * lto-lang.c (registered_builtin_fndecls): New variable.
1825 (lto_getdecls): Return it.
1826 (lto_builtin_function): Chain the new decl onto
1827 registered_builtin_fndecls.
1829 2007-11-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1831 * lto-read.c (process_tree_flags, lto_static_init_local):
1832 Renamed to ADD_CLASS_EXPR_FLAG. ADD_CLASS_DECL_FLAG New Macro.
1833 (input_line_info, clear_line_info): Fixed new line number code.
1834 (input_expr_operand): Added type to SWITCH_EXPR.
1835 (lto_read_body): Properly initialized data_in.
1836 Clear line info when leaving.
1838 2007-11-13 Diego Novillo <dnovillo@google.com>
1840 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
1841 Initialize ARTIFICIAL.
1842 (lto_read_subroutine_type_subprogram_DIE): Initialize
1844 * lto-read.c (set_line_info): Remove ; from calls to
1845 LINEMAP_POSITION_FOR_COLUMN.
1847 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1849 * lto-read.c (input_type_ref): Renamed from get_type_ref.
1850 (input_expr_operand, input_local_var): Renamed get_type_ref to
1852 (input_expr_operand): Get the types correct for
1853 vector-cst. Get SSA_NAME_DEF_STMT correct for return_exprs.
1855 2007-11-13 Doug Kwan <dougkwan@google.com>
1857 * lto-read.c (input_widest_uint_uleb128): New function.
1858 (input_tree_flags, process_tree_flags, input_line_info,
1859 input_expr_operand, input_local_var, input_phi, input_ssa_names):
1860 Change to use lto_flags_type and BITS_PER_LTO_FLAGS_TYPES instead of
1861 unsigned HOST_WIDE_INT and HOST_BITS_PER_WIDE_INT.
1862 (lto_static_init_local): Add code to assert that lto_flags_type is
1865 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1867 * lto.c (lto_read_array_type_DIE): Handle DW_AT_GNU_vector.
1868 (lto_read_subroutine_type_subprogram_DIE): Handle
1869 DW_AT_static_link and DW_AT_specification. Return the
1870 specification if present.
1871 (lto_read_base_type_DIE): Handle DW_ATE_complex_float.
1873 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1875 * lto-lang.c: Include target.h.
1876 (registered_builtin_types): New variable.
1877 (lto_type_for_mode): Increase number of modes handled.
1878 (lto_builtin_function): Fix argument list and return the decl.
1879 (lto_register_builtin_type): New function.
1880 (lto_init): Initialize target builtins and language-independent
1882 (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define.
1884 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1886 * lto-read.c (input_expr_operand): Added code to properly handle
1887 index filed. Added new RANGE_EXPR case.
1889 2007-11-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1891 * lto-read.c (ADD_FUNC_FLAG): Deleted macro.
1892 (data_in): Added current_node_has_loc field.
1893 (input_line_info, set_line_info, clear_line_info): Added a support
1894 for USE_MAPPED_LOCATION and not adding line numbers to nodes that
1895 did not have on on the source side.
1896 (input_expr_operand): Make sure that GIMPLE_MODIFY_STMTS get line
1899 2007-11-09 Doug Kwan <dougkwan@google.com>
1901 * lto-read.c (input_expr_operand): Change type of operand 2 of
1902 BIT_FIELD_REF expression to be bitsizetype instead of sizetype.
1904 2007-11-09 Nathan Froyd <froydnj@codesourcery.com>
1906 * lto.c: Include lto-tree.h. Effect small spaces->tabs cleanup.
1907 (lto_read_variable_formal_parameter_constant_DIE): Transfer bits
1908 from a DW_AT_specification or DW_AT_abstract_origin attribute to
1909 the new decl we are creating. Move informing the middle end about
1911 (lto_main): ...here. Inform the middle end about global variables
1912 after we have read in all the input files.
1913 * lto-symtab.c (lto_symtab_merge_decl): We really do need to merge
1914 variables with internal linkage, so delete the check for internal
1915 linkage. Combine TREE_PUBLIC flags.
1917 2007-11-08 Nathan Froyd <froydnj@codesourcery.com>
1919 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
1921 * lto-symtab.c (lto_symtab_merge_decl): Handle redefinition of a
1922 builtin specially. Move check for attribute compatibility
1925 2007-11-07 Nathan Froyd <froydnj@codesourcery.com>
1927 * Make-lang.in (lto/lto.o): Depend on gt-lto-lto.h.
1928 * config-lang.in (gtfiles): Add lto.h and lto.c.
1929 * lto-elf.c: Include ggc.h.
1930 (lto_elf_file_open): Allocate elf_file from GC memory.
1931 * lto.c: Include tree-ssa-operands.h and gt-lto-lto.h
1932 (lto_info_fd_init): Allocate the die_cache and unmaterialized_fndecls
1934 (lto_info_fd_close): Free unmaterialized_fndecls from GC memory.
1935 (lto_file_close): Free file from GC memory.
1936 (lto_cache_store_DIE): Allocate the new entry in GC memory.
1937 (lto_read_member_DIE): Fix declaration.
1938 (lto_read_subroutine_type_subprogram_DIE): unmaterialized_fndecls lives
1940 (current_lto_file): New variable.
1942 (DWARF2_attr, DWARF2_abbrev, lto_die_ptr, DWARF2_CompUnit,
1943 lto_die_cache_entry): Move to...
1944 * lto.h: ...here and add GTY markers as appropriate. Delete forward
1945 declarations accordingly.
1946 (struct lto_file_struct): Declare.
1947 (lto_file_vtable): Use it instead of lto_file.
1949 2007-11-06 Alon Dayan <alond@il.ibm.com>
1950 Kenneth Zadeck <zadeck@naturalbridge.com>
1952 * lto-read.c (process_flags, lto_static_init_local):
1953 read flags of VAR_DECL and FUNCTION_DECL of size>1.
1954 change global array num_flags_for_code to flags_length_for_code.
1955 (set_line_info): Make decls work in USE_MAPPED_LOCATION mode.
1957 2007-11-05 Nathan Froyd <froydnj@codesourcery.com>
1959 * lto.c (lto_read_structure_union_class_type_DIE): Use proper record
1960 layout functions to compute information about the newly constructed
1963 2007-11-02 Nathan Froyd <froydnj@codesourcery.com>
1965 * lto-read.c (input_expr_operand): Change the LTO_return_expr1
1966 case to use DECL_RESULT if necessary.
1968 2007-11-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1970 * lto-read.c (input_tree_list): Removed.
1971 (input_tree_flags): Added parameter to force flags no matter what
1973 (input_expr_operand): Added parameter to input_tree_flags.
1974 Added case for IDENTIFIER_NODE and TREE_LIST. Changed ASM to call
1975 input_expr_operand rather than input_tree_lists.
1976 (input_local_var): Use input_expr_operand to read attributes
1977 rather then input_tree_list.
1978 (input_phi, input_ssa_names): Added parameter to input_tree_flags.
1980 2007-10-31 Nathan Froyd <froydnj@codesourcery.com>
1982 * lto.c (lto_read_typedef_DIE): Fix comment typo.
1983 (lto_resolve_typedecl_ref): Fetch the referred-to type and build a fake
1985 * lto-read.c (lto_read_body): Use correct sizes for calculating
1986 type_decls_offset and types_offset.
1988 2007-10-30 Nathan Froyd <froydnj@codesourcery.com>
1990 * lto-tree.h (union lang_tree_node): Change GTY description to chain
1992 * config-lang.in (gtfiles): Add lto-lang.c.
1993 * lto-lang.c: Include gt-lto-lto-lang.h.
1994 * Make-lang.in (lto/lto-lang.o): Add dependency on gt-lto-lto-lang.h
1995 (lto/lto-symtab.o): Depend on LTO_H instead of TREE_H.
1996 (lto/lto-read.o): Likewise.
1998 2007-10-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2000 * lto-read.c (data_in): Added type_decls and current_col fields.
2001 (string_slot): New type to hold canonized file name.
2002 (hash_string_slot_node, eq_string_slot_node, canon_file_name,
2003 input_line_info, set_line_info, clear_line_info): New functions.
2004 (file_name_hash_table): New hash table.
2005 (input_local_var, input_labels, input_local_vars_index,
2006 input_local_var, input_local_vars, input_ssa_names): Reorganized parameters.
2007 (input_uleb128): Changed type of byte var.
2008 (input_expr_operand): Large number of changes to get line numbers
2009 correct. Added TYPE_DECL case.
2010 (input_globals): Added code to get TYPE_DECLs processed.
2011 (input_local_var): Added code to process line numbers and
2012 TREE_CHAIN and DECL_CONTEXT.
2013 (input_function, input_constructor): Added call to
2015 (lto_static_init_local): Added code to get line numbers correct.
2016 (lto_read_body): Added code to get TYPE_DECLS read and to change
2017 parameters to the calls above that had their parms reorganized.
2020 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2022 * lto.h (lto_resolve_typedecl_ref): Declare.
2023 * lto.c (lto_resolve_typedecl_ref): New function.
2025 2007-10-29 Mark Mitchell <mark@codesourcery.com>
2026 Nathan Froyd <froydnj@codesourcery.com>
2028 * lto.c (lto_read_subroutine_type_subprogram_DIE): Read the child
2029 DIEs even if we find an abstract origin for this DIE.
2031 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2033 * lto.c (lto_read_subroutine_type_subprogram_DIE): Build the
2034 RESULT_DECL slightly earlier. Only remember the decl for later
2035 if we successfully merge declarations.
2037 2007-10-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2039 * lto-read.c (input_expr_operand): Give label_values the proper
2040 context and provide switch statements with a default type.
2042 2007-10-23 Nathan Froyd <froydnj@codesourcery.com>
2044 * lto-read.c (lto_read_body): Move call to init_ssa_operands...
2045 * lto.c (lto_materialize_function): ...to here.
2047 2007-10-22 Nathan Froyd <froydnj@codesourcery.com>
2049 * lto.h (struct lto_info_fd): Add field unmaterialized_fndecls.
2050 * lto.c (lto_info_fd_init): Initialize it.
2051 (lto_info_fd_close): Free it.
2052 (lto_materialize_function): New function.
2053 (lto_read_subroutine_type_subprogram_DIE): Save the result decl on
2054 unmaterialized_fndecls.
2055 (lto_file_read): Read in all the function bodies after we have read
2056 all of the DWARF info.
2057 * lto-read.c (lto_read_body): Call init_ssa_operands if we are
2058 reading a function body.
2060 2007-10-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2062 * lto-read.c (input_tree_flags): Renamed from input_flags to be
2063 semetric with output_tree_flags. Added call to log flags.
2064 (process_tree_flags): Renamed from process_flags. Fixed a lot of
2065 type issues to make everything consistent with flags being
2066 unsigned HOST_WIDE_INTS.
2067 (input_expr_operand): Added call to
2068 recompute_tree_invariant_for_addr_expr.
2069 (input_local_var): Added debugging for tree_chains. Now calls
2071 (input_phi): Made flags unsigned HOST_WIDE_INT.
2072 (input_ssa_names): Now calls input_tree_flags.
2073 (lto_read_body): Now sets cfun.
2074 (lto_read_function_body): Now sets current_function_pointer.
2076 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2078 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Check
2079 definitively whether SPECIFICATION or ABSTRACT_ORIGIN exist before
2080 inspecting fields within.
2081 (lto_read_DIE_at_ptr): Delete check for null result; let callers
2082 handle this appropriately.
2084 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2086 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Handle
2087 DW_AT_abstract_origin properly. Ensure that we're not dealing with
2088 both DW_AT_abstract_origin and DW_AT_specification.
2089 (lto_read_subroutine_type_subprogram_DIE): Handle
2090 DW_AT_abstract_origin.
2091 (lto_read_DIE): Use lto_read_only_for_child_DIEs for labels.
2092 (lto_read_DIE_at_ptr): Define as static to match declaration.
2093 Lookup the PTR in the cache before reading it from the file.
2094 (lto_resolve_var_ref): Adjust accordingly.
2095 (lto_resolve_fn_ref): Adjust accordingly. Tweak comment.
2096 (lto_resolve_field_ref): Adjust accordingly. Tweak comment.
2098 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2100 * lto.c (lto_read_DIE_at_ptr): New function.
2101 (lto_resolve_var_ref): Use it.
2102 (lto_resolve_fn_ref): Use it.
2103 (lto_resolve_field_ref): Use it.
2104 (lto_read_variable_formal_parameter_constant_DIE): Follow
2105 DW_AT_specification and return the associated decl when appropriate.
2107 2007-10-18 Nathan Froyd <froydnj@codesourcery.com>
2109 * lto-lang.c (lto_type_for_mode): Move after lto_type_for_size.
2110 Implement for scalar integer modes.
2111 (lto_init): Initialize size_type_node.
2113 2007-10-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2115 * lto-read.c (input_expr_operand): Remove ssa name asserts.
2116 (input_local_var): Add chaining for params.
2117 (input_ssa_names): Add cfun parameter.
2118 (input_function): Remove unnecessary else.
2120 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2122 * lto.c (lto_read_only_for_child_DIEs): Mark die parameter as unused.
2123 (lto_resolve_var_ref): Use proper types.
2124 (lto_resolve_fn_ref): Likewise.
2125 (lto_resolve_field_ref): Likewise.
2127 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2129 * lto-read.c (input_expr_operand): Remove case.
2131 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2133 * lto.c (lto_read_only_for_child_DIEs): New function.
2134 (lto_read_DIE): Use it for lexical_block and inlined_subroutine DIEs.
2135 * lto-elf.c (lto_elf_map_lto_section): Remove.
2136 (lto_elf_file_vtable): Use lto_elf_map_optional_lto_section instead.
2137 * lto-read.c (input_expr_operand): Assert that we never read a NULL
2138 SSA_NAME. Add missing case for mechanical codes.
2139 (input_cfg): Use basic_block_info_for_function instead of
2142 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2144 * lto-read.c (input_sleb128, input_integer): Use proper casts.
2145 (input_list): Renamed input_tree_list and modified to follow same
2146 protocol as lto-function-out.c:output_tree_list.
2147 (input_expr_operand): Make asm operands use input_tree_list.
2148 (input_local_var): Now uses input_tree_list.
2149 (lto_read_body): Change placement for setting context of debug_labels.
2152 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2154 * lto-read.c (input_real): Output debugging in proper order.
2155 (input_integer): Compute bit lengths properly.
2156 (input_list): Clean up declaration.
2157 (input_expr_operand): Change calls to input_real to match fix.
2158 Make reading of LTO_bit_field_ref1 match output.
2159 (input_local_var): Make reading of attributes match what is being
2161 (dump_debug_stream): Also print char in hex.
2162 (debug_out_fun): Fix signed unsigned mismatch.
2164 2007-10-10 Nathan Froyd <froydnj@codesourcery.com>
2166 * lto.c (lto_read_form): Handle DW_AT_MIPS_linkage_name and
2167 DW_AT_GNU_vector specially, as they are not contiguous with the
2168 specified set of attribute names. Use class_mask to check for
2169 errors at the end of the function
2170 (lto_resolve_var_ref): Read the DIE if it is not cached.
2171 (lto_resolve_fn_ref): Likewise.
2172 (lto_resolve_field_ref): Likewise.
2174 2007-10-05 Nathan Froyd <froydnj@codesourcery.com>
2176 * lto.c: Include dwarf2out.h.
2177 (lto_cache_store_DIE): Assert that we never change the value.
2178 (LTO_BEGIN_READ_ATTRS): Print an informative error message.
2179 (lto_read_compile_unit_DIE): Handle DW_AT_entry_pc.
2180 (lto_read_array_type_DIE): Don't error on ndims == 0; build a
2181 sensible type instead.
2182 (lto_read_structure_union_class_type_DIE): Store the newly
2183 created type prior to reading the members of the structure to
2184 avoid infinite recursion. Avoid computing types and alignments
2185 for structures whose sizes are unknown.
2186 (lto_read_variable_formal_parameter_const): Handle DW_AT_artificial
2187 and set DECL_ARTIFICIAL accordingly. Ignore DW_AT_abstract_origin,
2188 DW_AT_const_value, and DW_AT_specification.
2189 (lto_read_subroutine_type_subprogram_DIE): Handle DW_AT_declaration.
2190 Return early if we have already constructed the function type.
2191 (lto_read_typedef_DIE): Check to see if the type has been cached
2192 already. Cache the type before reading any children.
2193 (lto_read_const_volatile_restrict_type_DIE): Handle DW_AT_name.
2194 (lto_read_DIE): Unset context->skip_non_parameters around reading
2196 (lto_resolve_fn_ref): Delete trailing whitespace.
2198 2007-09-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2200 * lto-read.c (input_expr_operand): Added type for STRING_CST.
2202 2007-09-10 Nathan Froyd <froydnj@codesourcery.com>
2204 * lto-read.c (lto_read): Set the type of the newly created CALL_EXPR.
2206 2007-09-07 Nathan Froyd <froydnj@codesourcery.com>
2208 * lto-lang.c (signed_and_unsigned_types): New variable.
2209 (lto_type_for_size): Consult signed_and_unsigned_types to find
2210 an approprite type, creating it if necessary.
2211 (lto_set_decl_assembler_name): Add actual method body.
2213 2007-09-06 Jim Blandy <jimb@codesourcery.com>
2215 * lto.c (lto_read_variable_formal_parameter_constant_DIE): If we
2216 can't find a var init for this variable, leave its DECL_INITIAL.
2217 * lto-elf.c (lto_elf_map_optional_lto_section): Renamed from
2218 lto_elf_map_fn_body.
2219 (lto_map_lto_section): New function.
2220 (lto_elf_file_vtable): Use lto_elf_map_lto_section for function
2221 bodies, and lto_elf_map_optional_lto_section for variable
2223 (lto_elf_find_section_data): Quietly return NULL if the section is
2225 (lto_elf_file_open): Check for a NULL from lto_elf_find_section_data.
2227 * lto-elf.c (lto_elf_find_section_data): Remove dead code.
2229 * lto-read.c (lto_read_body): Doc fix.
2231 2007-08-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2233 * lto-read.c (fun_in): Renamed to data_in.
2234 (input_expr_operand, input_local_var, input_string_internal,
2235 input_string, input_real, input_list, get_label_decl,
2236 get_type_ref, input_expr_operand, input_globals, input_labels,
2237 input_local_vars_index, input_local_var, input_local_vars,
2238 input_cfg, input_phi, input_ssa_names, input_bb, ): Renamed fun_in to data_in.
2239 (input_constructor): New function.
2240 (lto_read_function_body): Renamed to lto_read_body and generalized
2241 to handle both functions and constructors.
2242 (lto_read_function_body, lto_read_var_init): New function.
2245 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2247 * lto-read.c (input_expr_operand): Assert that there really is a
2249 (input_globals): Removed checks on 0 section.
2251 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2253 * lto-read.c (fun_in): Added local_decls_index and
2254 local_decls_index_d.
2255 (input_expr_operand): Changed inputting of PARM_DECLs and VAR_DECLs.
2256 (input_globals): Enabled code to handle FIELD_DECLs.
2257 (input_local_vars_index, input_local_vars): New function.
2258 (input_local_var): Changed to allow locals to be input randomly.
2259 (lto_read_function_body): Added code to input the
2260 local_decls_index and to free various structures.
2262 2007-08-17 Jim Blandy <jimb@codesourcery.com>
2264 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Remove
2265 ATTRIBUTE_UNUSED from 'die' formal.
2267 Use enum LTO_tags where appropriate, instead of 'unsigned int'.
2268 * lto-read.c (input_record_start): Fix return type, type of 'tag'.
2269 (input_list): Fix type of 'tag'.
2270 (input_expr_operand): Fix type of 'tag' argument. Update
2271 declaration. Fix type of 'ctag'. Add default case to switch,
2272 since the type of the switched value is now an enum.
2273 (input_local_vars): Fix type of 'tag'.
2274 (input_bb): Fix type of 'tag' argument.
2275 (input_function): Fix type of 'tag' argument.
2277 2007-08-16 Jim Blandy <jimb@codesourcery.com>
2279 * lto.c (lto_read_member_DIE): Record the tree we create in
2280 fd->die_cache. (Our 'die' argument is no longer unused.)
2281 (lto_resolve_field_ref): New function.
2282 * lto.h (lto_resolve_field_ref): New declaration.
2284 2007-08-15 Jim Blandy <jimb@codesourcery.com>
2286 * lto-read.c (lto_read_var_init): Mark arguments as unused.
2288 2007-08-07 Jim Blandy <jimb@codesourcery.com>
2290 * lto.c (lto_read_form): Complete attr_classes table.
2291 (DWARF2_form_data): Doc fix.
2293 2007-08-05 Mark Mitchell <mark@codesourcery.com>
2295 * lto.h (lto_file_vtable): Remove read_var_init. Add map_var_init
2297 (lto_read_var_init): Declare.
2298 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Use new
2299 interface for reading variable initializers.
2300 * lto-elf.c (lto_elf_read_var_init): Remove.
2301 (lto_elf_file_vtable): Update initializer.
2302 (lto_elf_read_var_init): Add comment about unused-ness.
2303 * lto-read.c (lto_read_var_init): New.
2305 * lto.c (lto_read_form): Add entry for DW_AT_inline.
2307 2007-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2309 * lto-read.c (lto_read_function_body): Moved declaration of fn
2312 2007-08-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2314 * lto-read.c (input_uleb128, input_string_internal, input_real,
2315 input_integer, input_record_start, input_list, get_type_ref,
2316 input_flags, input_expr_operand, input_expr_operand,
2317 input_expr_operand, input_local_vars, input_cfg, input_phi,
2318 input_ssa_names, input_bb, input_function): Added semicolons.
2321 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2323 * lto-read.c (input_globals): Remove debugging.
2324 (input_function): Set DECL_ARGUMENTS.
2327 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2329 * lto-read.c (input_expr_operand): Fixed code for COND_EXEC,
2330 RETURN_EXPR, MODIFY_EXPR and processing of flags.
2331 (input_phi): Made work with operands other than SSA_NAMES and
2332 fixed processing of flags.
2333 (input_ssa_names): Initialize SSA_NAME_DEF_STMT to empty stmt.
2334 (input_flags): New function.
2335 * lto-lang.c (lto_init): Changed state of in_lto_p.
2338 2007-07-24 Mark Mitchell <mark@codesourcery.com>
2340 * lto-tree.h (lto_varargs_cookie): Remove.
2341 * lto.c (lto_context): Add last_parm_type, varargs_p, skip_all,
2342 skip_non_parameters, skip_parameters.
2343 (lto_varargs_cookie): Remove.
2344 (lto_read_variable_formal_parameter_constant_DIE): Keep track of
2346 (lto_read_abbrev): New function.
2347 (lto_read_subroutine_type_subprogram_DIE): Make two passes over
2349 (lto_read_unspecified_parameters_DIE): Set context->varargs_p.
2350 (lto_read_DIE): Use lto_read_abbrev. Honor skip_* flags.
2351 (lto_file_read): Initialize new context fields.
2352 * lto-lang.c (lto_type_for_mode): Return NULL_TREE.
2353 (lto_unsigned_type): Remove.
2354 (lto_signed_type): Likewise.
2355 (lto_signed_or_unsigned_type): Likewise.
2356 (lto_init): Do not create lto_varargs_cookie.
2357 (LANG_HOOKS_UNSIGNED_TYPE): Do not define.
2358 (LANG_HOOKS_SIGNED_TYPE): Likewise.
2359 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Likewise.
2361 2007-07-19 Jan Hubicka <jh@suse.cz>
2363 * lto-read.c (lto_read_function_body): Produce empty scope block
2366 2007-07-18 Mark Mitchell <mark@codesourcery.com>
2368 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Do not
2369 process local variables.
2370 (lto_read_subroutine_type_subprogram_DIE): Read child DIEs.
2372 2007-07-13 Kenneth Zadeck <zadeck@naturalbridge.com>
2374 * lto-read.c (input_list, input_expr_operand): Added struct
2376 (init_cfg, finalize_cfg): Removed function.
2377 (input_expr_operand): Added SSA_NAME and GIMPLE_MODIFY_STMT cases.
2378 (input_labels, input_local_vars): Now takes input_block parameter rather than
2380 (input_cfg, input_phi, input_ssa_names): New functions.
2381 (input_bb): Now passes in input_blocks. Does not construct cfg
2382 and processes the list of phi functions.
2383 (input_function): Now builds both the cfg and ssa_names table.
2384 (lto_read_function_body): Processes new header fields to construct
2385 streams for the ssa_names and cfg and their debugging.
2386 * lto/lto-lang.c (lto_init): Set in_lto_p.
2389 2007-06-28 Mark Mitchell <mark@codesourcery.com>
2391 * lto.h (lto_file_vtable): Add read_var_init.
2392 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Read
2394 (lto_main): Remove bogus asserts.
2395 * lto-elf.c (tm.h): Include it.
2396 (libiberty.y): Likewise.
2397 (lto_elf_file): Add strtab and symtab. Rename
2398 string_table_section_index to sec_strtab.
2399 (lto_elf_file_vtable): Add lto_elf_read_var_init.
2400 (lto_elf_get_shdr): New function.
2401 (lto_elf_free_shdr): Likewise.
2402 (lto_elf_find_section_data): Use them.
2403 (lto_elf_read_symtab): New function.
2404 (lto_elf_lookup_sym): Likewise.
2405 (lto_elf_free_sym): Likewise.
2406 (lto_elf_file_open): Tidy. Call lto_elf_read_symtab.
2407 (lto_elf_built_init): New function.
2408 (lto_elf_read_var_init): Likewise.
2409 * Make-lang.in (lto/lto-elf.o): Depend on $(TM_H).
2411 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2413 * lto-read (make_new_block): Initialize the stmt_list.
2414 (lto_static_init_local): Add debugging for missing codes.
2416 2007-06-26 Mark Mitchell <mark@codesourcery.com>
2418 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
2419 unprototyped functions.
2421 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2423 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
2424 Handle DW_AT_MIPS_linkage_name.
2425 (lto_read_subroutine_type_subprogram): Likewise. Correct
2427 (lto_main): Remove incorrect assertions.
2428 * lto-symbtab.c: Build function types out of TREE_LISTs.
2430 * lto-elf.c (<libelf>): Check for HAVE_LIBELF_H.
2432 * Make-lang.in (LTO_OBJS): Depend on attribs.o.
2434 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2436 * lto/lto-tree.h (lang_decl, lang_type, language_function): Added
2437 dummy since ggc does not like empty structs.
2438 * lto/lto-elf.c (libelf.h): Changed to libelf/libelf.h.
2439 * lto/lto-read.c (ADD_CLASS_FLAG, ADD_EXPR_FLAG): Changed
2440 expr->common to expr->base.
2441 (make_new_block): Moved stmt_list to proper place.
2444 2007-03-14 Robert Kennedy <jimbob@google.com>
2446 Eliminate use of lang_hooks.set_decl_assembler_name from LTO
2447 * lto.c (lto_read_subroutine_type_subprogram_DIE) Get DECL
2448 assembler name from DWARF.
2449 * lto-lang.c (lto_set_decl_assembler_name) New function.
2451 2006-09-10 Mark Mitchell <mark@codesourcery.com>
2453 * lto.h (lto_file_vtable): New structure.
2454 (lto_file): Add vtable pointer.
2455 (lto_file_init): Add vtable paramter.
2456 (lto_read_function_body): New function.
2457 (lto_symtab_merge_fn): New function.
2458 * lto.c (lto_file_init): Add vtable parameter.
2459 (lto_read_form): Fill in entries for DW_AT_prototyped,
2461 (lto_read_subroutine_type_subprogram_DIE): New function.
2462 (lto_read_DIE): Fill in entries for DW_TAG_subroutine_type and
2464 * lto-elf.c (lto_elf_vile_vtable): New variable.
2465 (lto_elf_file_open): Pass it to lto_file_init.
2466 (lto_elf_map_fn_body): New function.
2467 (lto_elf_unmap_fn_body): Likewise.
2468 * lto-read.c: New file.
2469 * lto-symtab.c (lto_symtab_merge_fn): New function.
2470 * lto-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define to
2471 tree_rest_of_compilation.
2472 * Make-lang.in (LTO_OBJS): Add lto-read.o
2473 (lto-read.o): New target.
2475 2006-09-03 Mark Mitchell <mark@codesourcery.com>
2477 * lto.c (<inttypes.h>): Don't include it.
2478 (lto_context): Don't typedef it.
2479 (lto_resolve_reference): New function.
2480 (lto_read_form): Use it.
2481 (lto_resolve_type_ref): New function.
2482 (lto_resolve_var_ref): Likewise.
2483 (lto_resolve_fn_ref): Likewise.
2484 * lto.h (<inttypes.h>): Include it.
2485 (lto_context): New type.
2486 (lto_ref): New structure.
2487 (lto_resolve_type_ref): Declare.
2488 (lto_resolve_var_ref): Likewise.
2489 (lto_resolve_fn_ref): Likewise.
2491 2006-08-18 Mark Mitchell <mark@codesourcery.com>
2493 * lang-specs.h: New file.
2495 2006-08-14 Mark Mitchell <mark@codesourcery.com>
2497 * lto.c (lto_info_fd_init): Allocate the DIE cache.
2498 (lto_info_fd_close): Deallocate it.
2499 (lto_die_cache_entry): New structure.
2500 (lto_cache_hash): New function.
2501 (lto_cache_eq): Likewise.
2502 (lto_cache_store_DIE): Likewise.
2503 (lto_cache_lookup_DIE): Likewise.
2504 (lto_read_referenced_type_DIE): Use the cache.
2505 (lto_read_pointer_type_DIE): Robustify.
2506 (lto_read_DIE): Use the cache.
2507 * lto.h (hashtab.h): Include.
2508 (lto_info_fd): Add DIE cache.
2509 * Make-lang.in (LTO_H): New variable.
2510 (lto/lto-lang.o): Use LTO_H.
2511 (lto/lto-elf.o): Likewise.
2512 (lto/lto-symtab.o): Likewise.
2514 2006-07-09 Mark Mitchell <mark@codesourcery.com>
2516 * lto.c (lto_abi_mismatch_error): New function.
2517 (lto_abbrev_read): Initialize num_abbrevs.
2518 (lto_read_form): Specify allowed form classes for
2519 DW_AT_declaration. Adjust for change to lto_set_cu_context.
2520 (lto_read_variable_formal_parameter_constant_DIE): Handle
2521 DW_AT_declaration. Call lto_symtab_merge_var.
2522 (lto_read_pointer_type_DIE): New function.
2523 (lto_read_base_type_DIE): Use build_nonstandard_integer_type. Do
2524 not creat TYPE_DECLs for types that already have them.
2525 (lto_read_DIE): Add lto_read_pointer_type_DIE.
2526 (lto_set_cu_context): Make cu_start point to the header, not the
2528 (lto_file_read): Adjust for change to lto_set_cu_context.
2529 * Make-lang.in (LTO_OBJS): Add lto-symtab.o.
2530 (lto/lto-symtab.o): New rule.
2531 * lto-tree.h (lang_identifier): Add decl field.
2532 (LANG_IDENTIFIER_CAST): New macro.
2533 (LTO_IDENTIFIER_DECL): Likewise.
2534 (lto_symtab_merge_var): Declare.
2535 * lto-symtab.c: New file.
2537 2006-07-02 Daniel Berlin <dberlin@dberlin.org>
2539 * lto.c (lto_context): Add current_cu and info_fd members.
2540 (DWARF2_CompUnit): New structure.
2541 (lto_read_DIE): Take lto_info_fd *.
2542 (lto_read_child_DIEs): Ditto.
2543 (lto_file_corrupt_error): Constify argument.
2544 (lto_set_cu_context): New function
2545 (lto_info_fd_init): Ditto.
2546 (lto_info_fd_close): Ditto.
2547 (lto_file_init): Use lto_info_fd_init.
2548 (lto_file_close): Use lto_info_fd_close.
2549 (lto_read_initial_length): Pass in pointer to header size.
2550 (lto_read_comp_unit_header): Correct cu_length to
2551 real length from beginning of header. Take lto_info_fd * as
2553 (find_cu_for_offset): New function.
2554 (lto_read_form): Change first argument to lto_info_fd *.
2555 Add FORM_CONTEXT argument.
2556 Handle DW_FORM_ref_addr.
2557 (lto_read_tag_DIE): Change first argument to lto_info_fd *.
2558 (LTO_BEGIN_READ_ATTRS_UNCHECKED): Save old context.
2559 Swap contexts if necessary for form.
2560 (LTO_BEGIN_READ_ATTRS): Cast fd to right type for
2561 lto_file_corrupt_error.
2562 (LTO_END_READ_ATTRS): Swap contexts back if it had changed.
2563 (lto_read_referenced_type_DIE): Change first argument to
2564 lto_info_fd *. Access lto_fd fields through base pointer.
2565 (lto_read_compile_unit_DIE): Change first argument to an
2567 (lto_read_variable_formal_parameter_constant_DIE): Ditto.
2568 (lto_read_base_type_DIE): Ditto.
2569 (lto_read_child_DIEs): Ditto.
2570 (lto_read_DIE): Ditto. Change type of function pointer.
2571 (lto_info_read): New function.
2572 (lto_set_cu_context): Ditto.
2573 (lto_file_read): Use lto_info_read, walk resulting CU's
2574 (lto_main): Update for lto_info_fd change.
2575 * lto-elf.c (lto_elf_file_open): Cast lto_info_fd to lto_fd where
2577 * lto.h (DWARF2_CompUnit): New structure.
2578 (lto_info_fd): Ditto.
2579 (lto_file): Change debug_info to be an lto_info_fd.
2581 2006-06-25 Mark Mitchell <mark@codesourcery.com>
2583 * lto.c (toplev.h): Include it.
2584 (dwarf2.h): Likewise.
2587 (cgraph.h): Likewise.
2589 (inttypes.h): Likewise.
2590 (DWARF2_attr): New type.
2591 (DWARF2_abbrev): Likewise.
2592 (DWARF2_class): Likewise.
2593 (DWARF2_form_data): Likewise.
2594 (lto_context): Likewise.
2595 (lto_fd_init): New function.
2596 (lto_abbrev_fd_init): Likewise.
2597 (lto_abbrev_fd_close): Likewise.
2598 (lto_file_init): Use them.
2599 (lto_file_close): New function.
2600 (lto_file_corrupt_error): Likewise.
2601 (LTO_CHECK_INT_VAL): New macro.
2602 (lto_check_size_t_val): New function.
2603 (lto_check_int_val): Likewise.
2604 (LTO_READ_TYPE): New macro.
2605 (lto_read_ubyte): New function.
2606 (lto_read_uhalf): Likewise.
2607 (lto_read_uword): Likewise.
2608 (lto_read_uleb128): Likewise.
2609 (lto_read_initial_length): Likewise.
2610 (lto_abbrev_read_attrs): Likewise.
2611 (lto_abbrev_read): Likewise.
2612 (lto_abbrev_lookup): Likewise.
2613 (lto_read_section_offset): Likewise.
2614 (lto_read_comp_unit_header): Likewise.
2615 (lto_read_form): Likewise.
2616 (LTO_BEGIN_READ_ATTRS_UNCHECKED): New macro.
2617 (LTO_BEGIN_READ_ATTRS): Likewise.
2618 (LTO_END_READ_ATTRS): Likewise.
2619 (lto_unsupported_attr_error): New function.
2620 (lto_get_identifier): Likewise.
2621 (lto_read_referenced_type_DIE): Likewise.
2622 (lto_read_compile_unit_DIE): Likewise.
2623 (lto_read_variable_formal_parameter_constant_DIE): Likewise.
2624 (lto_read_base_type_DIE): Likewise.
2625 (lto_read_DIE): Likewise.
2626 (lto_read_child_DIEs): Likewise.
2627 (lto_file_read): Read DIEs.
2628 (lto_main): Ask middle end to emit entities.
2629 * lto-tree.h (lang_identifier): Inherit from tree_identifier.
2630 * lto-elf.c (lto_elf_file_open): Adjust for interface changes.
2631 (lto_elf_file_close): Likewise.
2632 * lto.h (lto_file): Declare.
2633 (DWARF2_abbrev): Likewise.
2635 (lto_abbrev_fd): Likewise.
2636 (lto_file): Use new types.
2637 (lto_file_close): Declare.
2638 * lto-lang.c (lto_init): Always use unit-at-a-time mode.
2640 2006-06-18 Mark Mitchell <mark@codesourcery.com>
2644 * lto-elf.c: New file.
2645 * lto-lang.c (flags.h): Include it.
2647 (lto_init): New function.
2648 (lto_write_globals): Remove.
2649 (LANG_HOOKS_WRITE_GLOBALS): Define to lhd_do_nothing.
2650 (LANG_HOOKS_INIT): Define.
2651 (LANG_HOOKS_PARSE_FILE): Likewise.
2652 * Make-lang.in (LTO_OBJS): Add lto.o and lto-elf.o.
2653 (LTO_EXE): Link with libelf.
2654 (lto/lto-lang.o): Update dependencies.
2655 (lto/lto.o): New target.
2656 (lto/lto-elf.o): Likewise.
2658 2006-06-12 Mark Mitchell <mark@codesourcery.com>
2660 * config-lang.in: New file.
2661 * Make-lang.in: Likewise.
2662 * lto-tree.h: Likewise.
2663 * lto-lang.c: Likewise.