1 2009-12-11 Richard Guenther <rguenther@suse.de>
4 * lto.c (lto_resolution_read): Properly grow the vector.
6 2009-12-11 Richard Guenther <rguenther@suse.de>
9 * lto-lang.c (lto_init_options): Initialize flag_complex_method
10 to the C99 default. Do not set flag_unit_at_a_time.
12 2009-11-28 Jakub Jelinek <jakub@redhat.com>
14 * lto-lang.c (handle_nonnull_attribute): Remove unused attr_arg_num
17 2009-11-19 Rafael Avila de Espindola <espindola@google.com>
20 * lto-elf.c (lto_elf_file_open): Use lto_parse_hex.
21 * lto.c (lto_parse_hex): New.
22 (lto_resolution_read): Use lto_parse_hex.
23 * lto.h (lto_parse_hex): New.
25 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
27 * lto-elf.c (lto_file_init): Add offset argument.
28 (lto_elf_file_open): Record the offset.
29 * lto.c (lto_resolution_read): Change file_name into a lto_file
30 argument. Check offsets.
31 (lto_file_read): Update call to lto_resolution_read.
32 * lto.h (lto_file_struct): Add the offset field.
34 2009-11-16 Rafael Avila de Espindola <espindola@google.com>
36 * lto-elf.c (lto_elf_file_open): Use strtoll to parse the offset.
38 2009-11-14 Jan Hubicka <jh@suse.cz>
40 * lto.c (read_cgraph_and_symbols): Set also ipa_transforms_to_apply.
42 2009-11-12 Rafael Avila de Espindola <espindola@google.com>
44 * lang.opt (fresolution): Renamed from resolution.
45 * lto-lang.c (lto_handle_option): Handle new option name.
46 * lto.c (lto_resolution_read): Add more checks. Discard rest of line.
48 2009-11-04 Richard Guenther <rguenther@suse.de>
49 Rafael Avila de Espindola <espindola@google.com>
51 * lto-elf.c (lto_elf_build_section_table): Add the base offset.
52 (lto_elf_file_open): Handle offsets in arguments name@offest.
54 2009-10-30 Richard Guenther <rguenther@suse.de>
57 * lto.c (lto_file_read): Do not set file_data->fd.
58 (lto_read_section_data): Use a single-entry file-descriptor cache.
59 Do not check the result of xmalloc.
60 (free_section_data): Do not use file_data->fd.
61 (lto_read_all_file_options): Likewise.
63 2009-10-22 Richard Guenther <rguenther@suse.de>
65 * lto.c (lto_fixup_jump_functions): Remove.
66 (lto_fixup_decls): Do not fixup jump functions.
67 (read_cgraph_and_symbols): Schedule cgraph merging after
68 summary reading. Schedule type and decl fixup before
71 2009-10-22 Richard Guenther <rguenther@suse.de>
73 * lto.c (lto_fixup_data_t): Remove free_list member.
74 (lto_fixup_tree): Do not insert into free_list.
76 (lto_fixup_decls): Remove free-list handling.
78 2009-10-22 Jan Hubicka <jh@suse.cz>
80 * lto.c (lto_fixup_jump_functions): New function.
81 (lto_fixup_decls): Use it.
83 2009-10-16 Richard Guenther <rguenther@suse.de>
86 * lto.c (lto_fixup_tree): Revert last change.
88 2009-10-14 Richard Guenther <rguenther@suse.de>
90 * lto.c (lto_fixup_tree): In case the prevailing decl is not
91 compatible with the one we replace wrap it around a
94 2009-10-09 Richard Guenther <rguenther@suse.de>
98 * lto.c (read_cgraph_and_symbols): Do not assert we can open
100 * lto-elf.c (init_shdr##BITS): Fix i18n problems.
101 (init_ehdr##BITS): Likewise.
103 2009-10-08 Joseph Myers <joseph@codesourcery.com>
105 * lto-elf.c (init_shdr##BITS, lto_elf_begin_section_with_type,
106 init_ehdr##BITS, lto_elf_file_close): Remove trailing "." from
108 * lto-lang.c (lto_post_options): Remove trailing "." from
111 2009-10-08 Richard Guenther <rguenther@suse.de>
113 * lto.c (read_cgraph_and_symbols): Free the gimple type merging
116 2009-10-07 Joseph Myers <joseph@codesourcery.com>
118 * lto.c: Only include <sys/mman.h> if HAVE_MMAP_FILE.
120 2009-10-07 Jan Hubicka <jh@suse.cz>
122 * lto.c (read_cgraph_and_symbols): Mark functions neccesary only at
123 ltrans stage; explain why this is needed and should not.
125 2009-10-05 Richard Guenther <rguenther@suse.de>
129 * lto.c (lto_read_decls): Do not register deferred decls.
130 (read_cgraph_and_symbols): Delay symbol and cgraph merging
131 until after reading the IPA summaries.
133 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
135 * Make-lang.in (lto/lto-lang.o): Don't depend on lto/common.h.
136 (lto-lang.c): Don't include lto/common.h.
138 2009-10-02 Rafael Avila de Espindola <espindola@google.com>
140 * Make-lang.in (LTO_OBJS): Remove lto/common.o.
141 (lto/common.o): Remove.
143 * common.h (lto_kind_str): Remove.
144 (lto_visibility_str): Remove.
145 (lto_resolution_str): Make it static.
147 2009-10-01 Diego Novillo <dnovillo@google.com>
149 * lto.c (lto_read_decls): Add comment.
150 Call internal_error instead of gcc_assert.
151 (lto_resolution_read): Likewise.
152 (lto_add_all_inlinees): Tidy.
153 * Make-lang.in: Fix copyright boilerplate.
155 (lto.install-pdf): New.
156 * lto-tree.h: Fix copyright boilerplate.
157 * lang-specs.h: Likewise.
158 Remove ".lto" entry from compilers fragment.
159 * lto-elf.c: Move inclusion of gelf.h after config.h.
160 Tidy formatting everywhere.
161 * lto.h: Fix copyright boilerplate.
162 Tidy formatting everywhere.
163 * common.c: Likewise.
164 * config-lang.in: Likewise.
165 * common.h: Likewise.
166 * lto-lang.c: Likewise.
168 2009-10-01 Richard Guenther <rguenther@suse.de>
170 * lto.c (lto_read_section_data): Use plain lseek/read.
172 2009-10-01 Richard Guenther <rguenther@suse.de>
174 * lto.c (LTO_MMAP_IO): Define if we can mmap files and
175 use sysconf to query the system page size.
176 (lto_file_read): Implement fallback using stdio.
177 (free_section_data): Likewise.
179 2009-09-29 Diego Novillo <dnovillo@google.com>
181 * lto-lang.c (lto_init): Really fix call to
182 build_common_builtin_nodes.
184 2009-09-29 Diego Novillo <dnovillo@google.com>
186 * lto-lang.c (lto_init): Fix call to
187 build_common_builtin_nodes.
189 2009-09-29 Richard Guenther <rguenther@suse.de>
192 * lto-elf.c (init_shdr##BITS): Properly specify alignment
194 (first_data_block): New static variable.
195 (lto_elf_append_data): Align the first data block in each
198 2009-09-28 Diego Novillo <dnovillo@google.com>
200 * lto-lang.c: Tidy. Remove stale FIXME lto markers.
201 * lto.c (strip_extension): New.
202 (get_filename_for_set): Call it. Do not call make_cwd_temp_file.
203 (lto_execute_ltrans): Tidy.
204 Do not pass -fwpa nor -fltrans-* to LTRANS.
205 * opts.c: Tidy formatting and remove stale FIXME lto markers.
206 * tree.c (need_assembler_name_p): Call
207 lang_hooks.decls.may_need_assembler_name_p if set.
208 * varasm.c (default_binds_local_p_1): Remove check for
210 * varpool.c (decide_is_variable_needed): Do not test for
213 2009-09-22 Richard Guenther <rguenther@suse.de>
216 * lto.c (lto_execute_ltrans): Perform ltrans phase manually.
217 * Make-lang.in: Remove ltrans-driver stuff.
218 * config-lang.in: Likewise.
219 * lang.opt (fltrans-driver): Remove.
220 * lto-lang.c (lto_init_options): Remove code initializing
222 * ltrans-driver: Remove.
224 2009-09-21 Diego Novillo <dnovillo@google.com>
226 * lto-lang.c (lto_define_builtins): Remove superfluous
227 calls to targetm.init_builtins and build_common_builtin_nodes.
228 (lto_init): Add targetm.arm_eabi_unwinder as parameter to
229 build_common_builtin_nodes.
230 * lto.c (lto_materialize_function): Do nothing if NODE is a
233 2009-09-03 Diego Novillo <dnovillo@google.com>
235 * lto-elf.c (validate_file): Replace call to
236 elf_getshstrndx with call to elf_getshdrstrndx.
238 2009-08-19 Richard Guenther <rguenther@suse.de>
240 * lto-lang.c (lto_init): Merge char_type_node with the
241 appropriately signed variant.
243 2009-08-19 Richard Guenther <rguenther@suse.de>
246 * lto.c (lto_fixup_common): Re-build the pointer-to chain part one.
247 (lto_fixup_type): Re-build the pointer-to chain part two.
249 2009-08-19 Richard Guenther <rguenther@suse.de>
252 * lto.c (lto_fixup_type): Re-build the type variant chain.
254 2009-08-19 Richard Guenther <rguenther@suse.de>
257 * lto.c (lto_fixup_constructor): New function.
258 (lto_fixup_tree): Replace all types. Properly fixup
259 constructors and constants.
261 2009-08-14 Richard Guenther <rguenther@suse.de>
263 * lto.c (read_cgraph_and_symbols): Exchange TREE_CHAIN use
264 for DECL_LANG_SPECIFIC.
266 2009-08-13 Richard Guenther <rguenther@suse.de>
269 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define to NULL.
271 2009-07-30 Richard Guenther <rguenther@suse.de>
274 * lto.c (read_cgraph_and_symbols): After fixing up decls choose
275 the largest decl for output and free TREE_CHAIN for further
278 2009-07-24 Diego Novillo <dnovillo@google.com>
280 * Make-lang.in: Add empty lto.install-plugin target.
282 2009-07-13 Diego Novillo <dnovillo@google.com>
284 * lto.c (lto_fixup_tree): Handle IMPORTED_DECL.
286 2009-07-11 Richard Guenther <rguenther@suse.de>
288 * lto-lang.c (lto_write_globals): Wrapup global decls.
290 2009-07-10 Richard Guenther <rguenther@suse.de>
292 * lto-lang.c (lto_init): Allocate one more location to make
293 BUILTINS_LOCATION correct.
295 2009-07-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
297 * lto.c (free_section_data): Cast computed_offset to caddr_t.
299 2009-07-06 Diego Novillo <dnovillo@google.com>
301 * lto.c (lto_fixup_type): Fixup TYPE_SIZE and
304 2009-07-06 Diego Novillo <dnovillo@google.com>
306 * lto.c (preload_common_nodes): Remove.
307 (lto_read_in_decl_state): Call lto_streamer_cache_get.
308 (lto_read_decls): Call lto_data_in_create and
310 (free_decl): Do not call ggc_free.
311 (lto_main): Call lto_init_reader.
312 * lto-lang.c (lto_type_for_size): Handle intTI_type_node.
313 (lto_init): Initialize main_identifier_node if needed.
314 Make ptrdiff_type_node be integer_type_node.
316 2009-06-19 Diego Novillo <dnovillo@google.com>
318 * lto.c: Remove code guarded by #ifdef LTO_STREAM_DEBUGGING.
319 Remove code guarded by #ifdef GLOBAL_STREAMER_TRACE.
320 Remove code guarded by #ifdef LOCAL_TRACE.
322 2009-06-18 Diego Novillo <dnovillo@google.com>
324 * lto.c: Update license to GPLv3.
325 * lto-elf.c: Likewise.
326 * common.c: Likewise.
327 * lto-lang.c: Likewise.
328 * lto.h: Remove superfluous include files. Update all
331 2009-06-17 Diego Novillo <dnovillo@google.com>
333 * lto.c (read_cgraph_and_symbols): Call input_cgraph.
335 2009-06-02 Diego Novillo <dnovillo@google.com>
337 * lto.c (lto_1_to_1_map): Ignore nodes that have not been
339 (materialize_cgraph): Only materialize nodes that have a
340 representation on file.
342 2009-06-01 Diego Novillo <dnovillo@google.com>
344 * lto-lang.c (lto_handle_option): Hanlde OPT_Wabi.
346 2009-05-31 Diego Novillo <dnovillo@google.com>
348 * lto-lang.c (lto_type_for_mode): Handle all the modes
349 handled in c_common_type_for_mode.
351 2009-05-21 Diego Novillo <dnovillo@google.com>
353 * lto-elf.c: Always include <gelf.h>.
354 * config-lang.in (target_libs): Remove.
355 (build_by_default): Set to no.
357 2009-05-15 Diego Novillo <dnovillo@google.com>
359 * lto.c (lto_materialize_function): Assert that DECL is
361 (materialize_cgraph): Don't try to materialize builtin
363 * lto-section-out.c (write_symbol_vec): Do not write
366 2009-05-13 Diego Novillo <dnovillo@google.com>
368 * lto-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define.
370 2009-05-07 Diego Novillo <dnovillo@google.com>
372 * lto.c (lto_resolution_read): Add type casts for C++ warnings.
373 (LTO_REGISTER_TYPE_AND_FIXUP_SUBTREE): Define.
374 (lto_fixup_type): Call it for TYPE_POINTER_TO,
375 TYPE_REFERENCE_TO, TYPE_CONTEXT and TYPE_CANONICAL.
376 (lto_fixup_tree): Call gimple_register_type when *TP is a
378 (lto_main): Call bitmap_obstack_initialize.
380 2009-04-22 Diego Novillo <dnovillo@google.com>
382 * lto.c (free_section_data): Tidy.
383 (lto_1_to_1_map): Tidy.
384 (lto_add_all_inlinees): Tidy.
385 (prefix_name_with_star): New.
386 (get_filename_for_set): New.
387 (lto_wpa_write_files): Call cgraph_node_set_needs_ltrans_p
388 to determine what cgraph node sets to write.
389 Call get_filename_for_set to compute temporary file
391 (lto_execute_ltrans): Do not execute LTRANS on files with
392 names that start with '*'.
393 Move logic to execute LTRANS together so that LTRANS is
394 invoked only if there are any files to compile.
395 (do_whole_program_analysis): Only remove output files
396 that do not start with '*'.
398 2009-04-06 Diego Novillo <dnovillo@google.com>
400 * lto-lang.c (lto_post_options): Set flag_excess_precision_cmdline.
401 * lto.c (read_cgraph_and_symbols): Set cgraph_function_flags_ready.
402 (lto_add_all_inlinees): Tidy.
404 2009-03-26 Diego Novillo <dnovillo@google.com>
406 * lto.c: Include gimple.h.
407 (lto_read_in_decl_state): Call gimple_register_type for
408 every type in every stream.
409 (lto_fixup_common): Call gimple_register_type if T has a
411 (do_whole_program_analysis): Call print_lto_report.
412 (lto_main): Call print_lto_report after cgraph_optimize.
413 * Make-lang.in (lto.o): Add dependency on GIMPLE_H.
415 2009-03-24 Diego Novillo <dnovillo@google.com>
417 * Make-lang.in (lto-lang.o): Add dependency on TARGET_H and EXPR_H.
418 (lto.o): Add dependency on GIMPLE_H.
420 2009-03-10 Simon Baldwin <simonb@google.com>
422 * lto.c (lto_read_all_file_options): Close any open file descriptor
423 contained in file_data before freeing.
425 2009-02-24 Rafael Avila de Espindola <espindola@google.com>
427 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
428 for a decl in the original bitmap, not a node.
429 (lto_add_all_inlinees): Remove original nodes that are not needed.
430 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
432 2009-02-24 Diego Novillo <dnovillo@google.com>
434 * lto.c (lto_materialize_function): Update
435 lto_stats.num_function_bodies.
436 (get_section_data): Initialize *LEN to 0.
437 (lto_1_to_1_map): Update lto_stats.num_cgraph_partitions.
438 (lto_wpa_write_files): Update lto_stats.num_cgraph_nodes.
439 Update lto_stats.num_output_files.
440 (read_cgraph_and_symbols): Update lto_stats.num_input_files.
441 (materialize_cgraph): Update lto_stats.num_input_cgraph_nodes.
442 (lto_main): Initialize lto_stats.
443 If flag_lto_report is set, call print_lto_report.
445 2009-02-19 Diego Novillo <dnovillo@google.com>
449 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
451 * lto.c (lto_add_inline_clones): Don't add the
452 master clone. Check for a decl in the original
454 (lto_add_all_inlinees): Remove original nodes
456 (lto_scan_statics_in_cgraph_node): Don't care if
457 the node is the master.
458 (lto_promote_cross_file_statics): Use a new
459 context.seen_node_decls for each set
461 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
463 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
464 for a decl in the original bitmap, not a node.
465 (lto_add_all_inlinees): Remove original nodes that are not needed.
466 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
467 (lto_promote_cross_file_statics): Use a new context.seen_node_decls
470 2009-02-18 Diego Novillo <dnovillo@google.com>
472 * lto.c (lto_wpa_write_files): Use timers TV_WHOPR_WPA
474 (lto_execute_ltrans): Use timer TV_WHOPR_WPA_LTRANS_EXEC.
475 (read_cgraph_and_symbols): Use timer TV_IPA_LTO_DECL_IO.
476 (materialize_cgraph): Use timer TV_IPA_LTO_GIMPLE_IO.
477 Use timer TV_WHOPR_WPA or TV_WHOPR_LTRANS or TV_LTO
478 depending on command line flags.
479 (do_whole_program_analysis): Use timer TV_WHOPR_WPA.
480 (lto_main): Remove timer uses.
482 2009-02-18 Rafael Avila de Espindola <espindola@google.com>
484 * lto.c (lto_materialize_function): Don't set DECL_EXTERN to 0.
485 (lto_wpa_write_files): Update calls to renamed functions.
487 2009-02-17 Diego Novillo <dnovillo@google.com>
490 * lto-lang.c (lto_post_options): Disable -fwhole-program
493 2009-02-10 Diego Novillo <dnovillo@google.com>
495 * lto.c (read_cgraph_and_symbols): Fix comment.
497 2009-02-10 Diego Novillo <dnovillo@google.com>
499 * lto.c (read_cgraph_and_symbols): Read options from all
502 2009-02-10 Diego Novillo <dnovillo@google.com>
504 * lto.c (read_cgraph_and_symbols): Factor out of lto_main.
505 (materialize_cgraph): Likewise.
506 (do_whole_program_analysis): Likewise.
507 (lto_main): Call read_cgraph_and_symbols,
508 materialize_cgraph and do_whole_program_analysis.
510 2009-02-10 Simon Baldwin <simonb@google.com>
512 * lto.c: Include lto-opts.h.
513 * (lto_main): Clear file options at loop start, read any saved
514 options from the first file handled, and re-issue options.
515 * Makefile.in (lto.o): Add dependency on lto-opts.h.
517 2009-02-02 Diego Novillo <dnovillo@google.com>
519 * lto.c (lto_main): Stop LTO_TIMER and use
520 TV_WHOPR_WPA_LTRANS_EXEC when launching LTRANS.
522 2009-01-30 H.J. Lu <hongjiu.lu@intel.com>
525 * lto-elf.c (init_shdr##BITS): Set the sh_addralign field
528 2009-01-29 Ramana Radhakrishnan <ramana.r@gmail.com>
530 * Make-lang.in (LTO_EXE): Link with all
531 BACKENDLIBS and not only GMPLIBS
533 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
536 * lto-elf.c: Include gelf.h instead of libelf.h.
537 (lto_elf_file_close): Replace elfx_update_shstrndx with
538 gelf_getehdr, elf_getscn, gelf_getshdr, gelf_update_shdr and
541 2009-01-28 H.J. Lu <hongjiu.lu@intel.com>
544 * lto-elf.c (DEFINE_INIT_EHDR): Initialize e_version.
546 2009-01-26 Diego Novillo <dnovillo@google.com>
548 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Update.
550 2009-01-26 Diego Novillo <dnovillo@google.com>
552 * lto-lang.c (lto_types_compatible_p): Move to gimple.c
553 and rename into gimple_types_compatible_p.
555 2009-01-12 Rafael Avila de Espindola <espindola@google.com>
557 * lto-lang.c (lang_hooks): Remove the const qualifier.
559 2009-01-06 Diego Novillo <dnovillo@google.com>
561 * ltrans-driver: Mark 'all' target as phony.
563 2008-12-31 Diego Novillo <dnovillo@google.com>
565 * ltrans-driver: Execute a NOP action for target 'all'.
567 2008-12-19 Diego Novillo <dnovillo@google.com>
569 * lto.c (lto_1_to_1_map): Tidy.
571 2008-12-19 Diego Novillo <dnovillo@google.com>
573 * lto-elf.c (lto_elf_file_open): When FILENAME cannot
574 be opened, show its name.
575 * ltrans-driver: If $verbose is set, do not use parallelism.
577 2008-12-17 Rafael Avila de Espindola <espindola@google.com>
579 * lto.c (lto_fixup_function): New.
580 (lto_fixup_tree): Call lto_fixup_function.
582 2008-12-14 Doug Kwan <dougkwan@google.com>
584 * lto.c (lto_1_to_1_map): Create a cgraph node set for any global
585 variables if there is no function.
587 2008-12-10 Simon Baldwin <simonb@google.com>
589 * ltrans-driver: Always run make in silent mode, to avoid make's
590 trace on stdout interfering with lto-wrapper output.
592 2008-12-10 Doug Kwan <dougkwan@google.com>
594 * lto.c (lto_add_inline_clones): Do not force master clones of
595 inlined functions already in SET to be static inline.
597 2008-12-04 Doug Kwan <dougkwan@google.com>
599 * lto.c (globalize_context_t): New type to store states in
600 globalization of cross-file statics.
601 (globalize_cross_file_statics): New.
602 (lto_scan_statics_in_ref_table): Walk tree to look for reachable
603 static decls that need to be fixed up.
604 (lto_scan_statics_in_cgraph_node): Change call interface to use
605 a globalize_context_t CONTEXT for all states used.
606 (lto_scan_statics_in_remaining_global_vars): New.
607 (lto_promote_cross_file_statics): Use new call interface of
608 LTO_SCAN_STATICS_IN_CGRAPH_NODE. Handle remaining externally
609 visible vars in the last set.
611 2008-12-03 Diego Novillo <dnovillo@google.com>
613 * lto.c (lto_fixup_tree): Do not emit an error when
614 PREVAILING throw but T doesn't.
616 2008-12-02 Doug Kwan <dougkwan@google.com>
618 * lto.c (lto_scan_statics_in_ref_table): New function factored out
620 (lto_scan_statics_in_cgraph_node): Handle both file-scope static
621 variables and functions.
622 (lto_promote_cross_file_statics): Rename bitmaps to SEEN_DECLS
623 and GLOBAL_DECLS from SEEN_VARS and GLOBAL_VARS.
625 2008-11-29 Diego Novillo <dnovillo@google.com>
627 * lto.c: Include timevar.h.
628 (lto_materialize_function): Tidy. Add comments.
629 (lto_wpa_write_files): Tidy.
630 (lto_execute_ltrans): Tidy.
631 (lto_main): Add local variable LTO_TIMER. Initialize it
632 to one of TV_WHOPR_WPA, TV_WHOPR_LTRANS or TV_LTO.
633 Start and stop the timer.
635 * Make-lang.in (lto.o): Add dependency on timevar.h.
636 * ltrans-driver: React to -v and -save-temps.
637 Use simple heuristic to determine how much parallelism to
638 use when executing make.
640 2008-11-12 Doug Kwan <dougkwan@google.com>
642 * lto.c (lto_bitmap_obstack): Remove var.
643 (lto_materialize_function): Do nothing instead of marking function
644 body in file if flag_wpa is true.
645 (lto_add_all_inlinees): Use bitmap functions in lto-utils.c.
646 (lto_scan_statics_in_cgraph_node): New function.
647 (lto_promote_cross_file_statics): Same.
648 (lto_wpa_write_files): Call lto_promote_cross_file_statics.
649 Use bitmap functions in lto-utils.c. Remove unsued label OUT.
650 * Make-lang.in (lto/lto.o): Add lto-utils.h to dependency list.
652 2008-11-09 Diego Novillo <dnovillo@google.com>
654 * lto/lto.c (lto_fixup_tree): Change error message locus
655 information to include location of mismatching
657 Use TREE_NO_WARNING to avoid repeated messages.
658 (lto_main): If lto_fixup_decls emitted any errors, exit.
659 * lto/lto-lang.c: Don't include libfuncs.h and except.h
660 (lto_init_options): Don't enable exceptions by default.
661 (lto_eh_runtime_type): Move to lto-function-in.c
662 (lto_init_eh): Likewise.
663 (lto_init): Don't call lto_init_eh.
664 * lto/Make-lang.in (lto-lang.o): Remove dependency on
665 libfuncs.h and except.h.
667 2008-10-30 Diego Novillo <dnovillo@google.com>
669 * lto.c (lto_read_decls): Declare debug_main only if
670 LTO_STREAM_DEBUGGING is enabled.
672 2008-10-30 Simon Baldwin <simonb@google.com>
674 * lto.c (lto_wpa_write_files): Create intermediate files with
675 make_cwd_temp_file().
676 (lto_maybe_unlink): New. Delete intermediate WPA files unless
677 WPA_SAVE_LTRANS is set.
678 (lto_main): Call lto_maybe_unlink() for intermediate WPA files.
679 * ltrans-driver: Do not strip directory from output files.
681 2008-10-29 Doug Kwan <dougkwan@google.com>
683 * lto.c (free_decl): Call lto_symtab_clear_resolution when freeing
685 * Make-lang.in (LTO_OBJS): Remove lto/lto-symtab.o
686 (lto/lto-symtab.o): Remove rule.
687 * lto-tree.h (struct lang_identifier): Remove LTO specific fields.
688 (struct lang_decl): Remove RESOLUTION and add DUMMY in struct.
689 (LANG_IDENTIFIER_CAST, LTO_IDENTIFIER_DECL, LTO_DECL_RESOLUTION):
691 lto-symtab.c (File): Move up one level.
692 lto-lang.c (cgraph.h): Remove include.
693 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
694 input_cgraph): Move to lto-cgraph.c in gcc directory above.
695 (LANG_HOOKS_INPUT_CGRAPH): Remove use of macro.
697 2008-10-24 Rafael Espindola <espindola@google.com>
699 * lto-function-in.c (get_resolution): Return LDPR_PREEMPTED_IR for
700 non prevailing weak symbols.
702 2008-10-24 Rafael Espindola <espindola@google.com>
704 * lto-lang.c (input_cgraph_1): Iterate over nodes, not cgraph_nodes.
706 2008-10-24 Rafael Espindola <espindola@google.com>
708 * lto-lang.c (input_node): Avoid casts from pointers to ints of
711 2008-10-23 Simon Baldwin <simonb@google.com>
713 * lto-lang.c (input_node): Save the node reference, rather than the
714 node pointer, in node->inlined_to.
715 (input_cgraph_1): Convert node references into node pointers.
717 2008-10-22 Diego Novillo <dnovillo@google.com>
718 Rafael Espindola <espindola@google.com>
720 * lto.c (lto_resolution_read): Tidy.
721 * lto-symtab.c (lto_symtab_prevailing_decl): Do not
722 abort if RET is NULL.
724 2008-10-22 Doug Kwan <dougkwan@google.com>
726 * lto.c (lto_fixup_tree): Check for NOTHROW conflict only if
727 exceptions flag is given.
728 * lto-lang.c: (lto_init_options) Set default exceptions flag.
729 (lto_init_eh): Remove exceptions flag initialization.
730 (lto_init): Only call lto_init_eh if exceptions flag is set.
732 2008-10-21 Diego Novillo <dnovillo@google.com>
734 * lto.c: Tidy some formatting.
737 2008-10-21 Simon Baldwin <simonb@google.com>
739 * lto-symtab.c: (lto_same_type_p): Types cannot be equal if one of
740 them is NULL (but not the other).
742 2008-10-17 Diego Novillo <dnovillo@google.com>
744 * ltrans-driver: Divert output from make to a temporary file.
745 Show it if the call to make failed.
747 2008-10-15 Diego Novillo <dnovillo@google.com>
749 * lto.c (lto_wpa_write_files): Reformat do-while loop.
750 Do not print TEMP_FILENAME
751 * ltrans-driver: Call make with -s.
753 2008-10-15 Diego Novillo <dnovillo@google.com>
755 * lto-symtab.c (lto_symtab_merge_decl): Do not force
756 TREE_STATIC on global symbols.
758 2008-10-14 Ollie Wild <aaw@google.com>
760 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Remove.
761 (LTRANS_DRIVER_EXE): Add.
762 (lto.all.cross): Add LTRANS_DRIVER_EXE.
763 (lto.all.encap): Add LTRANS_DRIVER_EXE.
764 (lto.install.common): Remove ltrans-driver.
765 (lto.mostlyclean): Add LTRANS_DRIVER_EXE.
766 (LTRANS_DRIVER_EXE): New build rule.
767 * config-lang.in (compilers): Add ltrans-driver.
769 2008-10-14 Diego Novillo <dnovillo@google.com>
771 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Disable transformation
774 2008-10-13 Ollie Wild <aaw@google.com>
776 * lang-spec.h (@lto): Replace lto1_options with cc1_options.
777 * lto.c (lto_execute_ltrans): Add "-fno-wpa -fltrans -xlto" to CFLAGS.
778 * ltrans-driver (LTRANS_FLAGS): Remove.
780 2008-10-08 Doug Kwan <dougkwan@google.com>
782 * lto.c (lto_fixup_tree): Remove ATTRIBUTE_UNUSED from DATA.
783 Handle new tree codes RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE
784 and TREE_BINFO. Also move code handling FUNCTION_DECL and VAR_DECL
785 from lto_fixup_state to here.
786 (lto_fixup_state): Take an lto_fixup_data_t object DATA instead of
787 just a free-list. Fix up types also. Move decl merging code to
789 (lto_fixup_state_aux): Change AUX to point to an lto_fixup_data_t
791 (lto_fixup_decls): Use another pointer set to avoid multiple
792 walking of nodes except for DECLs to be replaced. Pass an
793 lto_fixup_data_t object to tree-walker.
795 2008-10-08 Rafael Espindola <espindola@google.com>
797 * lto-symtab.c (lto_symtab_set_resolution): New.
798 (lto_symtab_merge_decl): Use lto_symtab_set_resolution and
799 lto_symtab_get_resolution.
800 (lto_symtab_prevailing_decl): Return decl for non public decls.
801 (lto_symtab_get_resolution): New.
802 * lto.c (lto_fixup_tree, lto_fixup_state): Remove unecessary checks.
804 2008-10-06 Rafael Espindola <espindola@google.com>
806 * lto-lang.c: Include cgraph.h.
807 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
808 input_cgraph): Moved from lto-cgraph.c.
809 (LANG_HOOKS_INPUT_CGRAPH): New.
811 2008-10-03 Rafael Espindola <espindola@google.com>
813 * lto.c (lto_fixup_tree, lto_fixup_state): Fix the FIXME.
815 2008-10-03 Rafael Espindola <espindola@google.com>
817 * lto-symtab.c (lto_symtab_overwrite_decl): Remove. Remove all calls.
818 (lto_symtab_merge_decl): Update LTO_IDENTIFIER_DECL the reflect the
819 prevailing definition. Don't mark TREE_NOTHROW differences.
820 * lto.c (lto_fixup_tree): New.
821 (lto_fixup_state): New.
822 (lto_fixup_state_aux): New.
824 (lto_fixup_decls): New.
825 (lto_main): Call lto_fixup_decls.
827 2008-10-02 Ollie Wild <aaw@google.com>
829 * lang.opt (fltrans): Moved from common.opt. Remove RejectNegative
831 (fwpa): Moved from common.opt. Remove RejectNegative and Init.
832 * lto-lang.c (lto_post_options): Add validation and fixups for
835 2008-10-02 Rafael Espindola <espindola@google.com>
837 * lto-symtab.c (lto_symtab_merge_var, lto_symtab_merge_fn,
838 lto_symtab_merge_decl): Return void.
839 (lto_symtab_prevailing_decl): New.
841 2008-09-30 Rafael Espindola <espindola@google.com>
843 * lto-symtab.c (lto_symtab_compatible): Remove the check for already
845 (lto_symtab_overwrite_decl): Copy LTO_DECL_RESOLUTION.
846 (lto_symtab_merge_decl): Store symbol resolution in LTO_DECL_RESOLUTION.
847 Check for already defined symbols.
848 * lto-tree.h (lang_decl): Remove dummy and add resolution fields.
849 (LTO_IDENTIFIER_RESOLUTION): Remove.
850 (LTO_DECL_RESOLUTION): New.
852 2008-09-30 Rafael Espindola <espindola@google.com>
854 * lto.c (lto_read_decls): Use new input_tree signature.
856 2008-09-26 Doug Kwan <dougkwan@google.com>
858 * lto.c (lto_main): Call lto_fixup_nothrow_decls to fix up function
859 bodies affected by exception attribute merging of DECLs.
860 * lto-symtab.c (lto_symtab_merge_decl): Handle exception attribute
863 2008-09-25 Rafael Espindola <espindola@google.com>
865 * Make-lang.in (PLUGIN_API_H, LTO_TREE_H): New.
866 (lto/lto-lang.o, lto/lto.o, lto/lto-symtab.o) Use LTO_TREE_H.
867 * lto-symtab.c (lto_symtab_compatible): New.
868 (lto_symtab_overwrite_decl): New.
869 (lto_symtab_merge_decl): Refactor to use the above functions
870 and the resolution from lang_identifier.
871 * lto-tree.h: Include plugin-api.h.
872 (lang_identifier): Add resolution.
873 (LTO_IDENTIFIER_RESOLUTION): New.
875 2008-09-25 Ollie Wild <aaw@google.com>
877 * lang.opt (fltrans-output-list=): New option.
878 * lto.c (lto_execute_ltrans): Output file names to ltrans_output_list.
880 2008-09-25 Rafael Espindola <espindola@google.com>
882 * lto.c (lto_resolution_read): Initialize ret;
884 2008-09-24 Ollie Wild <aaw@google.com>
886 * lto.c (sys/mman.h): Move include.
887 (lto_wpa_write_files): Return a list of written files.
888 (lto_execute_ltrans): New function.
889 (lto_main): Call lto_execute_ltrans.
890 (ltrans-driver): New file.
891 * lto-lang.c (DEFAULT_LTRANS_DRIVER): New macro.
892 (DEAULT_LTRANS_DRIVER_LEN): New macro.
893 (lto_init_options): Initialize ltrans_driver.
894 (lto_handle_option): Fix incorrect default output value.
895 * lang.opt (fltrans-driver=): New option.
896 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): New variable.
897 (lto.install-common): Add lto/ltrans-driver.
899 2008-09-24 Rafael Espindola <espindola@google.com>
901 * Make-lang.in (LTO_OBJS): Add lto/common.o.
902 (lto/lto.o): Depend on lto/common.h.
904 * lang.opt (resolution): New.
905 * lto-lang.c (resolution_file_name): New.
906 (lto_handle_option): Handle OPT_resolution.
907 * lto-symtab.c (lto_symtab_merge_decl): Add a resolution argument.
908 (lto_symtab_merge_var,lto_symtab_merge_fn): Add a resolution argument.
909 pass it to lto_symtab_merge_decl.
910 * lto.c: Include common.h.
911 (lto_read_decls): Add resolutions and resolutions_size arguments.
912 Initialize data_in.globals_resolution and
913 data_in.globals_resolution_size.
914 (index_and_symbol_resolution): New.
915 (lto_resolution_read): New.
916 (lto_file_read): Add argument resolution_file.
918 * lto.h (resolution_file_name): New.
920 2008-09-23 Rafael Espindola <espindola@google.com>
922 * common.c: Update description.
923 * common.h: Update description.
925 2008-09-23 Rafael Espindola <espindola@google.com>
927 * common.c: Moved from lto-plugin.
928 * common.h: Moved from lto-plugin.
930 2008-09-22 Doug Kwan <dougkwan@google.com>
932 * lto.c (VEC(bitmap,heap)): Declare.
933 (lto_materialize_function): Handle WAP mode specially.
934 (lto_add_inline_clones): New.
935 (lto_add_all_inlinees): Changle algorithm and to use bitmaps. Also
936 return a bitmap of inlined decls.
937 (lto_wpa_write_files): Handle all DECLs brought in by inlining.
938 (lto_main): Call reset_inline_failed to reset inlining states.
939 Check call-graph after WPA inlining.
940 * lto-lang.c (lto_init): Do not clear flag_generate_lto
943 2008-09-19 Doug Kwan <dougkwan@google.com>
945 lto.c (lto_main): Remove unsued wrapper code.
946 lang-specs.h (@lto): Use lto1_options instead of cc1_options.
948 2008-09-19 Rafael Espindola <espindola@google.com>
950 * lto-symtab.c: Include lto-tree-in.h.
951 * lto-tree.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove.
952 * lto.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove
953 * Make-lang.in (lto/lto-symtab.o): Add lto-tree-in.h.
955 2008-09-17 Paolo Bonzini <bonzini@gnu.org>
956 Rafael Avila de Espindola <espindola@google.com>
958 * lto-lang.c (COMPOUND_LITERAL_EXPR_DECL_STMT,
959 COMPOUND_LITERAL_EXPR_DECL): Remove.
960 (emit_local_var): Remove.
961 (lto_expand_expr): Remove.
962 (lto_staticp): Remove.
963 (LANG_HOOKS_EXPAND_EXPR): Remove.
964 (LANG_HOOKS_STATICP): Remove.
966 2008-09-11 Diego Novillo <dnovillo@google.com>
968 * lto-lang.c: Include except.h and libfuncs.h.
971 Set flag_generate_lto to 0.
972 * Make-lang.in (lto-lang.o): Add dependency on except.h
975 2008-09-09 Bill Maddox <maddox@google.com>
977 * lto-lang.c: Include header file expr.h.
978 (COMPOUND_LITERAL_EXPR_DECL_STMT,
979 COMPOUND_LITERAL_EXPR_DECL): Copied from c-common.h.
980 (emit_local_var): Copied from c-semantics.c.
981 (lto_expand_expr, lto_staticp): Copied from c_expand_expr
982 and c_staticp in c-common.c.
983 (LANG_HOOKS_EXPAND_EXPR,LANG_HOOKS_STATICP): Redefined.
985 2008-09-08 Diego Novillo <dnovillo@google.com>
987 * lto-lang.c (lto_global_bindings_p): Return 1 during
990 2008-09-07 Diego Novillo <dnovillo@google.com>
992 * lto.c: Tidy formatting.
994 2008-08-04 Bill Maddox <maddox@google.com>
996 * lto-symtab.c (lto_symtab_merge_decl): Add comment.
998 2008-09-03 Doug Kwan <dougkwan@google.com>
1000 lto.c (lto_add_all_inlinees): Reset FAILED_REASON of edges to
1001 CIF_OK instead of NULL.
1003 2008-09-02 Diego Novillo <dnovillo@google.com>
1004 Simon Baldwin <simonb@google.com>
1006 * lto-lang.c (lto_type_for_size): Rewrite. Adapt from
1007 c_common_type_for_size.
1008 (lto_type_for_mode): Remove ATTRIBUTE_UNUSED markers.
1009 (lto_init): Call linemap_add.
1010 (signed_and_unsigned_types): Remove.
1012 2008-08-29 Diego Novillo <dnovillo@google.com>
1014 * lto-lang.c (handle_noreturn_attribute): New local function.
1015 (handle_const_attribute): New local function.
1016 (handle_malloc_attribute): New local function.
1017 (handle_pure_attribute): New local function.
1018 (handle_novops_attribute): New local function.
1019 (handle_nonnull_attribute): New local function.
1020 (handle_nothrow_attribute): New local function.
1021 (handle_sentinel_attribute): New local function.
1022 (handle_type_generic_attribute): New local function.
1023 (handle_format_attribute): New local function.
1024 (handle_format_arg_attribute): New local function.
1025 (lto_attribute_table): Declare.
1026 (lto_format_attribute_table): Declare.
1027 (lto_init_attributes): New local function.
1028 (lto_define_builtins): Call it.
1029 Call targetm.init_builtins and build_common_builtin_nodes.
1030 (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE): Define.
1031 (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Define.
1033 2008-08-28 Diego Novillo <dnovillo@google.com>
1035 * Make-lang.in (lto-lang.o): Replace tree-gimple.h with
1037 (lto-symtab.o): Add dependency on $(GIMPLE_H).
1038 * lto-lang.c: Include gimple.h instead of tree-gimple.h.
1039 * lto-symtab.c: Include gimple.h.
1040 * lto-tree.h (chain_next): Replace GENERIC_NEXT with
1043 2008-08-27 Doug Kwan <dougkwan@google.com>
1045 * lto.c (vec.h, bitmap.h, pointer-set.h, ipa-prop.h, ggc.h,
1046 gt-lto-lto.h): New includes.
1047 (lto_materialize_function): Do not read in function body in WPA mode.
1048 Format a line to fit in 80 columns.
1049 (lto_cgraph_node_sets): New garbage collected variable.
1050 (lto_1_to_1_map, lto_add_all_inlinees, lto_wpa_write_files):
1052 (lto_main): Initialize bitmap obstack. Add code to handle WPA mode.
1053 * Make-lang.in (LTO_H): Replace filename lto-section-in.h with
1054 variable LTO_SECTION_IN_H.
1055 (lto/lto.o): Include gt-lto-lto-c.h ggc.h ,VEC_H, BITMAP_H,
1056 pointer-set.h and IPA_PROP_H. Also replace filename lto-section-in.h
1057 with variable LTO_SECTION_IN_H.
1058 * config-lang.in (gtfiles): Add lto/lto.c.
1059 * lto-symtab.c (lto_symtab_merge_decl): Set DECL_CONTEXT of
1060 merged DECL_RESULT correctly.
1062 2008-08-26 Bill Maddox <maddox@google.com>
1064 * lto-lang.c Include tree-gimple.h.
1065 (lto_mark_addressable): Call mark_addressable rather than
1067 (lto_post_options): Suppress debug info generation.
1068 * Make-lang.in: Add dependency of lto-lang.o on tree-gimple.h.
1070 2008-08-25 Bill Maddox <maddox@google.com>
1072 * lto-symtab.c (lto_symtab_merge_decl): Remove a suspect
1073 assertion and leave an explanatory comment in its place.
1075 2008-08-21 Doug Kwan <dougkwan@google.com>
1077 * lto.c (preload_common_nodes): Call lto_get_common_nodes to get a list
1078 of common nodes instead of computing locallly.
1079 (lto_read_in_decl_state): New.
1080 (lto_read_decls): Change code for udpate in struct lto_decl_header.
1081 Read global and per-function in-decl states.
1082 * Make-lang.in (LTO_H): Update dependency.
1084 (lto-symtab.c): Merge (revision 139039)
1085 * lto-symtab.c (lto_symtab_merge_decl): Merge DECL_RESULT.
1087 2008-08-21 Rafael Espindola <espindola@google.com>
1089 * config-lang.in (target_libs): New.
1091 2008-08-20 Bill Maddox <maddox@google.com>
1093 * lto.c (current_lto_file): Remove GTY marker from static
1094 variable. Remove include of file gt-lto-lto.h.
1095 * Make-lang.in: Remove dependency of lto/lto.o on
1097 * lto-elf.c (lto_file_close): Removed.
1098 (lto_elf_file_open): Use XCNEW instead of GGC_CNEW to
1099 allocate lto_elf_file object.
1100 (lto_elf_file_close): Free lto_elf_file object after close.
1101 * lto.h (struct lto_file_struct): Remove GTY marker.
1102 * config-lang.in: Remove lto/lto.h and lto/lto.c from
1105 2008-08-20 Bill Maddox <maddox@google.com>
1107 * lto.c (lto_read_decls): Provide dummy argument to input_tree
1108 to conform to its new signature.
1109 * lto-symtab.c (lto_symtab_merge_decl): Do not invoke ggc_free
1110 on discarded node here, now called in global_vector_fixup.
1112 2008-08-09 Bill Maddox <maddox@google.com>
1114 * lto.c (preload_common_nodes): Verify that fileptr_type_node
1115 has not been set to a front-end-specific value.
1117 2008-08-05 Doug Kwan <dougkwan@google.com>
1119 * Make-lang.in (lto-symtab.o): Add missing dependencies to fix
1122 2008-07-30 Bill Maddox <maddox@google.com>
1124 * lto.c (lto_materialize_function): Call lto_original_decl_name.
1125 Remove obsolete comments.
1126 (lto_read_decls): Remove initialization of deleted field data_in.global.
1128 (lto_main): Remove redundant initialization of section_hash_table.
1129 * lto-elf.c: Removed obsolete comments.
1130 * lto.h: Tidy up comments.
1131 * lto-symtab.c (lto_least_common_multiple): New function.
1132 (lto_symtab_merge_decl): Merge variable alignments in some cases.
1135 2008-07-25 Diego Novillo <dnovillo@google.com>
1136 Bill Maddox <maddox@google.com>
1138 * lto.c: Re-order include files.
1139 Include lto-section-out.h.
1140 (preload_common_nodes): Add debugging output.
1141 Add new local INDEX_TABLE.
1142 Call preload_common_node.
1143 * Make-lang.in (lto.o): Add dependency on lto-section-out.h
1145 2008-07-13 Bill Maddox <maddox@google.com>
1147 * lto.c (lto_read_decls): Cast pointer to const char * to avoid
1148 unwanted scaling during pointer addition.
1150 2008-07-11 Bill Maddox <maddox@google.com>
1151 Diego Novillo <dnovillo@google.com>
1153 * lto.c (lto_read_decls): Fix C++ compatibility warnings.
1154 Make code const-correct.
1155 (lto_file_read): Fix C++ compatibility warnings.
1156 (lto_read_section_data): Fix C++ compatibility warnings.
1157 (lto_get_section_data): Use CONST_CAST to avoid warning when
1158 const pointer passed to free.
1159 * lto-elf.c (lto_elf_build_section_table): Fix C++
1160 compatibility warnings.
1161 (lto_elf_append_data): Fix C++ compatibility warnings. Use CONST_CAST
1162 to avoid warning assigning const pointer to d_buf field of Elf_Data.
1163 (lto_get_current_out_file): Fix C++ compatibility warnings.
1165 2008-07-11 Diego Novillo <dnovillo@google.com>
1167 * Make-lang.in (lto-warn): Define.
1169 2008-07-03 Simon Baldwin <simonb@google.com>
1171 * lto.c (lto_read_decls): Wrapped debug-only data items within #ifdef
1172 LTO_STREAM_DEBUGGING.
1174 2008-06-27 Ollie Wild <aaw@google.com>
1176 * lto-elf.c (lto-section-out.h): New include.
1177 (struct lto_elf_file): Remove bits member. Add scn, shstrtab_stream,
1179 (cached_file_attrs): New static variable.
1180 (lto_elf_get_shdr, lto_elf_free_shdr): Remove elf_file parameter.
1181 Use cached_file_attrs for checking bits.
1182 (lto_elf_build_section_table): Remove elf_file argument from
1183 lto_elf_get_shdr and lto_elf_free_shdr calls.
1184 (DEFINE_INIT_SHDR): New macro.
1185 (init_shdr32, init_shdr64): New functions defined via the
1186 DEFINE_INIT_SHDR macro.
1187 (lto_elf_begin_section_with_type): New function.
1188 (lto_elf_begin_section): New function.
1189 (lto_elf_append_data): New function.
1190 (lto_elf_end_section): New function.
1191 (DEFINE_VALIDATE_EHDR): New macro.
1192 (validate_ehdr32, validate_ehdr64): New functions defined via the
1193 DEFINE_VALIDATE_EHDR macro.
1194 (validate_file): New function.
1195 (DEFINE_INIT_EHDR): New macro.
1196 (init_ehdr32, init_ehdr64): New functions defined via the
1197 DEFINE_INIT_EHDR macro.
1198 (init_ehdr): New function.
1199 (lto_elf_file_open): Add support for writable files. Move some
1200 validation logic to validate_file.
1201 (lto_elf_file_close): Add support for writable files. Write file data
1202 and free data blocks.
1203 (current_out_file): New static variable.
1204 (lto_set_current_out_file): New function.
1205 (lto_get_current_out_file): New function.
1206 * lto.c (lto_main): Add writable argument to lto_elf_file_open calls.
1207 Add temporary initialization for testing ELF serialization.
1208 * lto.h (lto-section-out.h): New include.
1209 (struct lto_file_struct): Slight modification to comment.
1210 (lto_elf_file_open): Add writable parameter.
1211 (lto_elf_begin_section): New function declaration.
1212 (lto_elf_append_data): New function declaration.
1213 (lto_elf_end_section): New function declaration.
1214 (lto_set_current_out_file, lto_get_current_out_file): New function
1216 * lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Set as lto_elf_begin_section.
1217 (LANG_HOOKS_APPEND_DATA): Set as lto_elf_append_data.
1218 (LANG_HOOKS_END_SECTION): Set as lto_elf_end_section.
1219 * Make-lang.in (LTO_H): Add lto-section-out.h.
1221 2008-06-12 Ollie Wild <aaw@google.com>
1223 * lto.h (struct lto_file_vtable_struct): Remove.
1224 (struct lto_file_struct): Remove vtable member.
1225 * lto-elf.c (lto_file_init): Remove vtable argument.
1226 (lto_elf_map_optional_lto_section): Remove.
1227 (lto_elf_unmap_section): Remove.
1228 (lto_elf_file_vtable): Remove.
1229 (lto_elf_file_open): Remove lto_elf_file_vtable argument from
1231 (lto_elf_find_section_data): Remove.
1233 2008-06-11 Ollie Wild <aaw@google.com>
1235 * lto.c (lto_file_read): Add const qualifier to data variable.
1237 2008-06-11 Diego Novillo <dnovillo@google.com>
1239 Merge from lto-streamber sub-branch.
1241 2008-06-04 Ollie Wild <aaw@google.com>
1243 * lto.c: Remove inclusion of dwarf2.h and dwarf2out.h.
1244 * Make-lang.in (lto.o): Remove dependency on dwarf2.h.
1246 2008-05-28 Bill Maddox <maddox@google.com>
1248 Replace the DWARF reader in the LTO front-end.
1250 * lto.c: Include lto-tree-in.h, lto-tags.h.
1251 (enum DWARF2_class, DW_cl_constant, struct
1252 DWARF2_form_data, struct lto_context,
1253 lto_fd_init, lto_info_fd_init,
1254 lto_abbrev_fd_init, lto_info_fd_close,
1255 lto_file_init, lto_file_close,
1256 lto_file_corrupt_error, lto_abi_mismatch_error,
1257 LTO_CHECK_INT_VAL, LTO_READ_TYPE,
1258 lto_read_uleb128, lto_read_sleb128,
1259 lto_read_initial_length, lto_abbrev_read_attrs,
1260 lto_abbrev_read, lto_abbrev_read_lookup,
1261 lto_read_section_offset,
1262 lto_read_comp_unit_header, find_cu_for_offset,
1264 lto_resolve_reference,lto_read_form,
1265 attribute_value_as_int,
1266 make_signed_host_wide_int,
1267 attribute_value_as_constant, lto_cache_hash,
1268 lto_cache_eq, lto_cache_store_DIE,
1269 lto_cache_lookup_DIE, lto_find_integral_type,
1270 lto_find_integral_type_1,
1271 LTO_BEGIN_READ_ATTRS_UNCHECKED,
1272 LTO_BEGIN_READ_ATTRS, LTO_END_READ_ATTRS,
1273 lto_unsupported_attr_error, lto_get_identifier,
1274 lto_read_referenced_type_DIE,
1275 lto_read_compile_unit_DIE,
1276 lto_read_array_type_DIE,
1277 lto_read_structure_union_class_type_DIE,
1278 lto_read_enumerator_DIE,
1279 lto_read_enumeration_type_DIE,
1280 lto_read_only_for_child_DIEs,
1281 lto_read_only_for_child_DIEs,
1282 lto_read_member_DIE, lto_read_abbrev,
1283 lto_read_variable_formal_parameter_constant_DIE,
1284 lto_get_body): Removed.
1285 (preload_common_nodes): New function.
1286 (lto_read_decls): Convert for new global streamer.
1287 (lto_materialze_file_data,
1288 lto_read_subroutine_type_subprogram_die,
1289 lto_read_unspecified_parameters_DIE,
1290 lto_read_typedef_DIE,
1291 lto_read_pointer_reference_type_DIE,
1292 lto_read_subrange_type_DIE,
1293 lto_read_base_type_DIE,
1294 lto_read_const_volatile_restrict_type_DIE,
1295 lto_read_namespace_DIE,
1296 lto_read_unspecified_type_DIE, lto_read_DIE,
1297 lto_read_child_DIEs, lto_collect_child_DIEs):
1299 (lto_info_read, lto_set_cu_context): Removed.
1300 (lto_file_read): Convert for new global streamer.
1301 (lto_resolve_type_ref, lto_read_DIE_at_ptr,
1302 lto_resolve_var_ref, lto_resolve_fn_ref,
1303 lto_resolve_field_ref, lto_resolve_typedecl_ref,
1304 lto_resolve_namespacedecl_ref): Removed.
1305 (lto_file_init, lto_file_close): Moved to lto-elf.c.
1306 * lto-tree.h (lto_symtab_merge_var,
1307 lto_symtab_mergee_fun): Declare here.
1308 * lto-elf.c (lto_file_init, lto_file_close): Moved from lto.c.
1309 (lto_elf_file_open): Removed code to read DWARF debug sections.
1310 * lto.h (lto_context, DWARF2_attr, DWARF2_abbrev,
1311 DWARF2_CompUnit, lto_die_ptr,
1312 lto_die_cache_entry, lto_fd, lto_info_fd,
1313 lto_abbrev_fd): Removed.
1314 (lto_file): Removed debug_info and debug_abbrev fields.
1316 (lto_file_init, lto_file_close,
1317 lto_resolve_type_ref, lto_resolve_var_ref,
1318 lto_resolve_fn_ref, lto_resolve_field_ref,
1319 lto_resolve_typedecl_ref,
1320 lto_resolve_namespacedecl_ref,
1321 lto_get_file_name): Removed declarations.
1322 (lto_symtab_merge_var, lto_symtab_merge_fn):
1323 Declarations moved to lto-tree.h.
1324 * lto-symtab.c (lto_compatible_attributes_p):
1325 Lobotomize this, as it barfs on "Hello, world!".
1326 * lto-section-out.c: Include lto-tree-out.h.
1327 (lto_hash_global_slot_node,
1328 lto_eq_global_slot_node, preload_common_nodes,
1329 write_global_stream, write_global_references):
1331 (produce_asm_for_decls): Convert for new global streamer.
1332 * lto-section-out.h (lto_hash_global_slot_node,
1333 lto_eq_global_slot_node): Declare.
1335 2008-06-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1336 Jan Hubicka <jh@suse.cz>
1338 * lto.c (sys/mman.h, tree-pass.h): New includes.
1339 (lto_materialize_constructors_and_inits,
1340 lto_materialize_function): Keeps length of section.
1341 (lto_materialize_cgraph): Removed.
1342 (lto_read_decls): Initialize fd field.
1343 (lto_file_read): Different return type and removed much code to
1345 (page_mask): New variable.
1346 (lto_read_section_data, get_section_data, free_section_data): New
1348 (lto_main): Now calls pass manager, sets the hooks so that the ipa
1349 passes can get the section data.
1351 2008-05-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1353 * lto.h (lto_read_decls): Made local.
1354 (lto_input_function_body, lto_input_constructors_and_inits,
1355 lto_input_cgraph): Declarations moved to lto-section-in.h.
1356 * lto-section-in.c: Moved to .. .
1357 * lto-cgraph-in.c: Ditto.
1358 * lto-section-in.h: Ditto.
1359 * lto-function-in.c: Ditto.
1360 * lto-lang.c (lto_handle_option): Added ATTRIBUTE_UNUSED to parms.
1361 (lto_insert_block): Removed.
1362 (LANG_HOOKS_INSERT_BLOCK): Removed.
1363 * Make-lang.in (lto-cgraph-in.o, lto-function-in.o,
1364 lto-section-in.o): Rules moved to lto/Makefile.in.
1367 2008-05-16 Ollie Wild <aaw@google.com>
1369 * lto-lang.c (tree-inline.h): Include.
1370 (lto_post_options): New function.
1371 (LANG_HOOKS_POST_OPTIONS): Define.
1372 * lto-cgraph-in.c (overwrite_node): Set node->global.insns.
1373 * lto-function-in.c (input_bb): Set TREE_BLOCK (stmt).
1375 2008-05-13 Diego Novillo <dnovillo@google.com>
1377 * lto-function-in.c (input_ssa_names): Call
1378 make_ssa_name_fn instead of make_ssa_name.
1380 2008-05-12 Diego Novillo <dnovillo@google.com>
1382 * lto-cgraph-in.c (overwrite_node): Update references to
1383 inline summary fields.
1384 * lto-function-in.c (input_expr_operand): Do not handle
1387 2008-05-09 Ollie Wild <aaw@google.com>
1389 * lang.opt: New file.
1390 * lto-lang.c (lto_init_options): New function.
1391 (lto_handle_option): New function.
1392 (lto_init): Move initialization of flag_unit_at_a_time to
1394 (LANG_HOOKS_INIT_OPTIONS): Define.
1395 (LANG_HOOKS_HANDLE_OPTION): Define.
1397 2008-04-29 Ollie Wild <aaw@google.com>
1399 * lto.c (lto_read_namespace_DIE): New function.
1400 (lto_read_DIE): Add lto_read_namespace_DIE callback. Cache
1401 NAMESPACE_DECL DIE's.
1402 (lto_resolve_namespacedecl_ref): New function.
1403 * lto.h (lto_resolve_namespacedecl_ref): New function.
1404 * lto-section-in.c (lto_read_decls): Read namespace declarations.
1405 * lto-section-in.h (struct lto_file_decl_data): Add namespace_decls
1406 and num_namespace_decls.
1407 * lto-function-in.c (input_expr_operand): Add NAMESPACE_DECL case.
1408 * lto-lang.c (lto_init_ts): New function.
1409 (LANG_HOOKS_INIT_TS): Set as lto_init_ts.
1411 2008-04-16 Ollie Wild <aaw@google.com>
1413 * lto-function-in.c (input_type_ref): Updated function description.
1415 2008-04-16 Ollie Wild <aaw@google.com>
1417 * lto-function-in.c (input_type_ref_1): New function.
1418 (input_type_ref): Split into two functions.
1419 (input_function): Add support for type contexts.
1421 2008-04-16 Ollie Wild <aaw@google.com>
1423 * lto.c (lto_materialize_function): Use DECL_ASSEMBLER_NAME to compute
1426 2008-04-16 Ollie Wild <aaw@google.com>
1428 * lto.c (lto_read_compile_unit_DIE): Add DW_LANG_C_plus_plus to the
1429 list of supported languages.
1431 2008-03-25 Kenneth Zadeck <zadeck@naturalbridge.com>
1433 Merge with mainline @133491.
1435 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1436 Jan Hubicka <jh@suse.cz>
1438 * lto.c (lto_info_fd_init, lto_info_fd_close): Get rid of
1439 fd->unmaterialized_fndecls.
1440 (lto_get_file_name, lto_materialize_cgraph): New function.
1441 (lto_materialize_constructors_and_inits,
1442 lto_materialize_function): Read info directly from elf file.
1443 (lto_file_read): Made local and initialize dictionary so that
1444 other lto sections can be read without reprocessing the elf file.
1445 (lto_main): Read all functions after all files have been processed
1446 for their types, globals and cgraph.
1447 * Make-lang.in (lto.o, lto-cgraph-in.c, lto-section-in): Changed
1449 * lto-elf.c (lto_elf_file): Removed strtab, symtab fields.
1450 (hash_name, eq_name, lto_elf_build_section_table): New functions.
1451 (lto_elf_read_symtab): Removed function.
1452 (lto_elf_file_open): Removed call to lto_elf_read_symtab.
1453 * lto.h (lto_info_fd_struct): Removed unmaterialized_fndecls.
1454 (lto_file_read): Made local.
1455 (lto_get_file_name, lto_elf_build_section_table,
1458 * lto-section-in.c (lto_read_section_data, lto_get_section_data):
1460 (lto_read_decls): Get the file name.
1461 * lto-cgraph-in.c: New file.
1462 * lto-function-in.c (tag_to_expr): Stops at LTO_tree_last_tag.
1463 (input_expr_operand, lto_read_body): Set lto_debug_context.tag_names.
1464 (input_labels): Fixed latent sizeof issue.
1465 (input_function): Build stmt array to set call sites into cgraph
1467 (lto_read_body): Reset cfun->curr_properties.
1468 * lto_section_in.h (lto_section_slot): New structure.
1469 (section_hash_table.lto_file_decl_data): New field.
1472 2008-02-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1474 * lto.c (lto_read_variable_formal_parameter_const): Remove code to
1475 reconstruct static initializers.
1476 (lto_get_body, lto_materialize_function): Add lto_section_type as
1478 (lto_materialize_constructors_and_inits,
1479 lto_materialize_file_data): New function.
1480 (lto_materialize_function,
1481 lto_read_subroutine_type_subprogram_DIE): Renamed unmap_fn_body to
1482 unmap_section and map_fn_body to map_section.
1483 (lto_set_cu_context): Process functions and static inits
1485 * Make-lang.in (LTO_H, lto/lto-function-in.o,
1486 lto/lto-section-in.o): Update dependencies.
1487 * lto/lto-elf.c (lto_elf_map_optional_lto_section): Add
1488 lto_section_type parameter.
1489 (lto_elf_unmap_fn_body): Renamed to lto_elf_unmap_section.
1490 * lto.h (lto_file_vtable_struct): Removed two of the fields and
1491 renamed the other two so that there is only one map function and
1492 one unmap function and each takes a section type parameter.
1493 (lto_read_function_body): Renamed to lto_input_function_body and
1494 added file_data parameter.
1495 (lto_read_var_init): Removed.
1496 (lto_input_constructors_and_inits): New function.
1497 * lto-section-in.c (lto_read_decls): New function.
1498 * lto-function-in.c (data_in): Moved fields field_decls, fn_decls,
1499 var_decls, type_decls, types to lto_file_decl_data.
1500 (input_type_ref, input_expr_operand, lto_read_body): Get
1501 field_decls, fn_decls, var_decls, type_decls, types from different
1503 (input_globals, input_constructor, lto_read_var_init): Removed.
1504 (input_constructors_or_inits): New function.
1505 (lto_read_function_body, lto_input_constructors_and_inits):
1506 Renamed to lto_input_function_body and takes file_data parameter.
1507 * lto-section-in.h (lto_file_decl_data): New structure.
1509 2008-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1511 * lto-function-in.c (input_globals.c): Changed input type to
1512 lto_function_header.
1513 (input_bb): Removed code to deserialize the stmt number.
1514 (input_function): Renumber all stmts after they are input.
1515 (lto_read_body, lto_read_function_body, lto_read_var_init):
1516 Changed to used new header format and enum section_type.
1517 *lto-lang.c (success): Removed.
1519 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1521 * lto-elf.c (lto_elf_lookup_sym): Remove unused function.
1522 (lto_elf_free_sym): Likewise.
1524 * lto-elf.c (lto_elf_read_var_init): Remove unused function.
1525 (lto_elf_build_init): Likewise.
1527 2008-01-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1529 * lto-read.c: Renamed to lto-function-in.c.
1530 (input_1_unsigned): Moved to lto-section-in.c and renamed
1531 lto_input_1_unsigned.
1532 (input_uleb128): Moved to lto-section-in.c and renamed
1534 (input_widest_uint_uleb128): Moved to lto-section-in.c and renamed
1535 lto_input_widest_uint_uleb128.
1536 (input_sleb128): Moved to lto-section-in.c and renamed
1538 (input_integer): Moved to lto-section-in.c and renamed
1540 (debug_in_fun): Moved to lto-section-in.c and renamed
1542 (input_block): Moved to lto-section-in.h and renamed
1544 (input_expr_operand): Fixed to allow lists with more than one
1546 * lto-section-in.h: New file.
1547 * lto-section-in.c: New file with changes from above.
1548 * Make-lang.in (lto-read.o): Renamed lto-function-in.c.
1549 (lto-section-in.o): New rule.
1551 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1553 * lto-read.c (input_expr_operand): Mark static and external
1554 VAR_DECLs as needed.
1556 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1558 * lto-read.c (input_integer): Use the correct shift amount.
1560 2007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1562 * lto-lang.c (lto_pushdecl): Do nothing instead of aborting.
1563 (LANG_HOOKS_NAME): Define.
1565 2007-12-27 Nathan Froyd <froydnj@codesourcery.com>
1567 * lto.c (lto_find_integral_type): Define as a macro. Rename the
1568 original function to...
1569 (lto_find_integral_type_1): ...this. Consult UNSIGNEDP if we
1570 don't have a base type.
1571 (lto_read_enumeration_type_DIE): Examine the values of the
1572 enumeration to determine whether we can use an unsigned type for
1573 the base type of the enumeration.
1575 2007-12-24 Nathan Froyd <froydnj@codesourcery.com>
1577 * lto.c (lto_read_structure_union_class_type_DIE): Set TYPE_MODE
1578 and TYPE_ALIGN on UNION_TYPEs as soon as possible.
1580 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1582 * lto-lang.c (lto_types_compatible_p): New function.
1583 (LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
1585 2007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1586 Kenneth Zadeck <zadeck@naturalbridge.com>
1588 * lto-read.c (input_expr_operand): Fixed uninitialize var warning.
1589 (input_local_vars): Read in DECL_INITIAL and context for local
1590 statics that need to be put in unexpanded_vars_list.
1592 2007-12-21 Nathan Froyd <froydnj@codesourcery.com>
1594 * lto-read.c (input_real): Use a separate null-terminated buffer
1595 for calling real_from_string.
1596 (input_expr_operand): If we take the address of a FUNCTION_DECL,
1597 tell cgraph that it's needed.
1599 2007-12-19 Doug Kwan <dougkwan@google.com>
1601 * lto.c (lto_read_base_type_DIE): Handle complex integer types.
1603 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1605 * lto.c (lto_read_DIE): Call lto_read_only_for_child_DIEs instead.
1606 (lto_file_read): Reset the members of 'context' every time we read
1607 a toplevel DIE, with special attention to last_param_type.
1609 2007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1611 * lto.c (lto_read_subroutine_type_subprogram_DIE): Initialize
1612 'declaration'. Set the assembler name for non-public functions.
1614 2007-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1616 * lto_read.c (data_in.unexpanded_indexes): New array.
1617 (input_local_var): Added code to read in unexpanded_var_list
1618 indexes for variables. Only read in DECL_CHAIN field for
1620 (input_local_vars): Added code to rebuild unexpanded_var_list in
1621 order using unexpanded_indexes.
1622 (input_function): Added code to set DECL_CONTEXT for functions.
1624 2007-12-13 Doug Kwan <dougkwan@google.com>
1626 * lto.c (lto_read_pointer_reference_type_DIE): Handle optional name
1627 in pointer and reference types.
1629 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1631 * lto-read.c (input_expr_operand): Use DECL_RESULT when reading a
1634 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1636 * lto.c (lto_read_array_type_DIE): Return the cached DIE if we've
1637 already read the DIE.
1638 (lto_get_body): New function, split out from...
1639 (lto_materialize_function): ...here. Call it.
1640 (lto_read_subroutine_type_subprogram_DIE): Call lto_get_body to
1641 determine DECL_EXTERNAL.
1642 * lto-symtab.c (lto_symtab_merge_decl): Merge the DECL_RESULTs of
1643 FUNCTION_DECLs when necessary. Use the type of the actual
1644 function definition if we are unable to easily merge types. Ignore
1645 spurious DECL_MODE mismatches on VAR_DECLs. Merge DECL_MODEs when
1648 2007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1650 * lto-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1652 2007-12-12 Bill Maddox <maddox@google.com>
1655 2007-12-07 Bill Maddox <maddox@google.com>
1657 * lto.c (lto_str_fd_init): New function.
1658 (lto_str_fd_close): New function.
1659 (lto_file_init): Call lto_str_fd_init.
1660 (lto_file_close): Call lto_str_fd_close.
1661 (lto_str_read): New function. Read debug string table.
1662 (lto_str_lookup): New function. Get string for debug
1663 string table offset.
1664 (lto_read_form): Recognize DW_FORM_strp.
1665 (lto_file_read): Invoke lto_str_read.
1667 * lto-elf.c (lto_elf_file_open): Read raw section data
1668 for the .debug_str section, if present.
1670 * lto.h (struct lto_str_fd_struct): New struct.
1671 (struct lto_file_struct): Added new field DEBUG_STR
1672 to hold the file descriptor for the debug string table.
1674 2007-12-07 Bill Maddox <maddox@google.com>
1676 * lto.c (lto_str_fd_init): New function.
1677 (lto_str_fd_close): New function.
1678 (lto_file_init): Call lto_str_fd_init.
1679 (lto_file_close): Call lto_str_fd_close.
1680 (lto_str_read): New function. Read debug string table.
1681 (lto_str_lookup): New function. Get string for debug
1682 string table offset.
1683 (lto_read_form): Recognize DW_FORM_strp.
1684 (lto_file_read): Invoke lto_str_read.
1686 * lto-elf.c (lto_elf_file_open): Read raw section data
1687 for the .debug_str section, if present.
1689 * lto.h (struct lto_str_fd_struct): New struct.
1690 (struct lto_file_struct): Added new field DEBUG_STR
1691 to hold the file descriptor for the debug string table.
1693 2007-12-07 Nathan Froyd <froydnj@codesourcery.com>
1695 * lto-read.c (input_cfg): Call init_empty_tree_cfg_for_function.
1696 Grow the basic_block_info and label_to_block_map vectors if
1697 necessary. Read in the block chain.
1699 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1701 * lto.c (lto_read_DIE): Set TYPE_ALIAS_SET where necessary.
1703 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1705 * lto.c (lto_read_form): Add DW_cl_address for DW_AT_const_value.
1707 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1709 * lto-read.c (input_expr_operand): Don't check for MTAGs.
1710 (lto_read_body): Don't declare PROP_alias.
1712 2007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1714 * lto-symtab.c (lto_symtab_merge_decl): Handle FUNCTION_DECLs without
1715 argument type information.
1717 2007-12-03 Nathan Froyd <froydnj@codesourcery.com>
1719 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1720 TREE_THIS_VOLATILE if the associated type is a volatile type.
1721 (lto_materialize_function): Remove call to init_ssa_operands.
1722 * lto-read.c (input_expr_operand): Add SSA_NAME_VAR as a referenced
1723 variable when reading an SSA_NAME. Do the same when reading a
1724 RESULT_DECL, a RETURN_EXPR, or an MTAG.
1725 (input_cfg): Call init_ssa_operands.
1726 (input_ssa_names): Set the default def of an SSA_NAME if necessary.
1727 Move call to init_tree_ssa...
1728 (lto_read_body): ...here. Use push_cfun and pop_cfun. Call
1729 add_referenced_var on any variables referenced from the body of the
1730 function. Inform the rest of the compiler we are in SSA form and
1731 inform later passes about the current properties.
1733 2007-11-30 Nathan Froyd <froydnj@codesourcery.com>
1735 * lto.c (lto_materialize_function): Add FIXME.
1737 2007-11-29 Nathan Froyd <froydnj@codesourcery.com>
1739 * lto-lang.c (enum built_in_attribute): New enum.
1740 (flag_no_builtin, flag_no_nonansi_builtin, flag_isoc94, flag_isoc99,
1741 built_in_attributes): New variables.
1742 (def_builtin_1): New function.
1743 (lto_define_builtins): #define DEF_BUILTIN and include builtins.def.
1745 2007-11-28 Nathan Froyd <froydnj@codesourcery.com>
1747 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1748 DECL_SOURCE_LOCATION for debugging purposes.
1749 (lto_read_member_DIE): Set DECL_SOURCE_LOCATION. If we have read a
1750 bitfield, use the type specified by the DIE for TREE_TYPE and defer
1751 laying out the decl until later.
1752 (lto_read_subroutine_type_subprogram_DIE): Compare the function's
1753 name with DECL_ASSEMBLER_NAME. Set DECL_SOURCE_LOCATION and
1755 * lto-read.c (input_expr_operand): Set TREE_ADDRESSABLE on the
1756 operand of an ADDR_EXPR.
1757 * lto-lang.c (enum lto_builtin_type): New enum.
1758 (builtin_type): New typedef.
1759 (builtin_types, string_type_node, const_string_type_node,
1760 wint_type_node, intmax_type_node, uintmax_type_node,
1761 signed_size_type_node): New variables.
1762 (def_fn_type, builtin_type_for_size, lto_define_builtins,
1763 lto_build_c_type_nodes): New functions.
1764 (lto_init): Initialize builtin types.
1765 (lto_set_decl_assembler_name): Let the target machine mangle the
1766 name if the decl is TREE_PUBLIC, otherwise uniquify it.
1768 2007-11-21 Nathan Froyd <froydnj@codesourcery.com>
1770 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Don't
1771 set TREE_ADDRESSABLE. Do set DECL_COMDAT. Set TREE_READONLY if
1772 the type is a constant type. Set the assembler name and inform
1773 the rest of the compiler about the new decl if the decl is not
1775 (lto_read_subroutine_type_subprogram_DIE): Don't check for equivalency
1776 of DECL_ASSEMBLER_NAME when determining if we have a builtin. Don't
1777 try to read in function bodies for functions that already have bodies.
1778 * lto-symtab.c (lto_same_type_p): Check for unbounded array
1780 (lto_symtab_merge_decl): Don't merge decls that aren't TREE_PUBLIC.
1781 Check for whether we matched a builtin function type before calling
1782 lto_same_type_p on the generated type. Permit cases where the
1783 declaration of an array is unbounded, but the definition is bounded.
1784 Don't combine TREE_PUBLIC flags. Copy over DECL_SIZE and
1785 DECL_SIZE_UNIT if necessary.
1787 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1789 * lto-read.c (input_expr_operand): Get types right
1792 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1794 * lto-read.c (make_new_block, input_cfg): Properly set
1797 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1799 * lto.c (lto_read_array_type_DIE): Handle DIEs with DW_AT_GNU_vector
1800 set properly by building a VECTOR_TYPE instead of an ARRAY_TYPE.
1802 2007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1804 * lto.c (lto_read_base_type_DIE): Use make_bitfield_integer_type to
1805 construct the integer type for bitfields.
1807 2007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1809 * lto-read.c (data_in.current_node_has_loc): Removed.
1810 (input_line_info): Returns true if node needs line set.
1811 (set_line_info): Always sets line if called.
1812 (clear_line_info): Removed reference to current_node_needs_loc.
1813 (input_expr_operand): Keeps track locally if current node needs a loc.
1814 (input_local_var): Added code to handle DECL_INITIAL for
1815 static local vars. Only set loc if necessary.
1817 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1819 * lto.c (lto_read_subroutine_type_subprogram_DIE): Fix thinko'd
1822 2007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1824 * lto.c: Include langhooks.h.
1825 (lto_find_integral_type): Rework logic to handle the case where
1826 got_byte_size is true, but the bitsize requested and that of the
1827 base_type doesn't match.
1828 (lto_read_variable_formal_parameter_constant_DIE): Only check for
1829 asm_name if we are creating a VAR_DECL.
1830 (lto_materialize_function): Set DECL_EXTERNAL if we can't find a
1832 (lto_read_subroutine_type_subprogram_DIE): Check for a builtin
1833 function reference and use the builtin's decl if so. Set the
1834 DECL_CONTEXT of the RESULT_DECL for the function.
1835 * lto-lang.c (registered_builtin_fndecls): New variable.
1836 (lto_getdecls): Return it.
1837 (lto_builtin_function): Chain the new decl onto
1838 registered_builtin_fndecls.
1840 2007-11-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1842 * lto-read.c (process_tree_flags, lto_static_init_local):
1843 Renamed to ADD_CLASS_EXPR_FLAG. ADD_CLASS_DECL_FLAG New Macro.
1844 (input_line_info, clear_line_info): Fixed new line number code.
1845 (input_expr_operand): Added type to SWITCH_EXPR.
1846 (lto_read_body): Properly initialized data_in.
1847 Clear line info when leaving.
1849 2007-11-13 Diego Novillo <dnovillo@google.com>
1851 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
1852 Initialize ARTIFICIAL.
1853 (lto_read_subroutine_type_subprogram_DIE): Initialize
1855 * lto-read.c (set_line_info): Remove ; from calls to
1856 LINEMAP_POSITION_FOR_COLUMN.
1858 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1860 * lto-read.c (input_type_ref): Renamed from get_type_ref.
1861 (input_expr_operand, input_local_var): Renamed get_type_ref to
1863 (input_expr_operand): Get the types correct for
1864 vector-cst. Get SSA_NAME_DEF_STMT correct for return_exprs.
1866 2007-11-13 Doug Kwan <dougkwan@google.com>
1868 * lto-read.c (input_widest_uint_uleb128): New function.
1869 (input_tree_flags, process_tree_flags, input_line_info,
1870 input_expr_operand, input_local_var, input_phi, input_ssa_names):
1871 Change to use lto_flags_type and BITS_PER_LTO_FLAGS_TYPES instead of
1872 unsigned HOST_WIDE_INT and HOST_BITS_PER_WIDE_INT.
1873 (lto_static_init_local): Add code to assert that lto_flags_type is
1876 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1878 * lto.c (lto_read_array_type_DIE): Handle DW_AT_GNU_vector.
1879 (lto_read_subroutine_type_subprogram_DIE): Handle
1880 DW_AT_static_link and DW_AT_specification. Return the
1881 specification if present.
1882 (lto_read_base_type_DIE): Handle DW_ATE_complex_float.
1884 2007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1886 * lto-lang.c: Include target.h.
1887 (registered_builtin_types): New variable.
1888 (lto_type_for_mode): Increase number of modes handled.
1889 (lto_builtin_function): Fix argument list and return the decl.
1890 (lto_register_builtin_type): New function.
1891 (lto_init): Initialize target builtins and language-independent
1893 (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define.
1895 2007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1897 * lto-read.c (input_expr_operand): Added code to properly handle
1898 index filed. Added new RANGE_EXPR case.
1900 2007-11-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1902 * lto-read.c (ADD_FUNC_FLAG): Deleted macro.
1903 (data_in): Added current_node_has_loc field.
1904 (input_line_info, set_line_info, clear_line_info): Added a support
1905 for USE_MAPPED_LOCATION and not adding line numbers to nodes that
1906 did not have on on the source side.
1907 (input_expr_operand): Make sure that GIMPLE_MODIFY_STMTS get line
1910 2007-11-09 Doug Kwan <dougkwan@google.com>
1912 * lto-read.c (input_expr_operand): Change type of operand 2 of
1913 BIT_FIELD_REF expression to be bitsizetype instead of sizetype.
1915 2007-11-09 Nathan Froyd <froydnj@codesourcery.com>
1917 * lto.c: Include lto-tree.h. Effect small spaces->tabs cleanup.
1918 (lto_read_variable_formal_parameter_constant_DIE): Transfer bits
1919 from a DW_AT_specification or DW_AT_abstract_origin attribute to
1920 the new decl we are creating. Move informing the middle end about
1922 (lto_main): ...here. Inform the middle end about global variables
1923 after we have read in all the input files.
1924 * lto-symtab.c (lto_symtab_merge_decl): We really do need to merge
1925 variables with internal linkage, so delete the check for internal
1926 linkage. Combine TREE_PUBLIC flags.
1928 2007-11-08 Nathan Froyd <froydnj@codesourcery.com>
1930 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
1932 * lto-symtab.c (lto_symtab_merge_decl): Handle redefinition of a
1933 builtin specially. Move check for attribute compatibility
1936 2007-11-07 Nathan Froyd <froydnj@codesourcery.com>
1938 * Make-lang.in (lto/lto.o): Depend on gt-lto-lto.h.
1939 * config-lang.in (gtfiles): Add lto.h and lto.c.
1940 * lto-elf.c: Include ggc.h.
1941 (lto_elf_file_open): Allocate elf_file from GC memory.
1942 * lto.c: Include tree-ssa-operands.h and gt-lto-lto.h
1943 (lto_info_fd_init): Allocate the die_cache and unmaterialized_fndecls
1945 (lto_info_fd_close): Free unmaterialized_fndecls from GC memory.
1946 (lto_file_close): Free file from GC memory.
1947 (lto_cache_store_DIE): Allocate the new entry in GC memory.
1948 (lto_read_member_DIE): Fix declaration.
1949 (lto_read_subroutine_type_subprogram_DIE): unmaterialized_fndecls lives
1951 (current_lto_file): New variable.
1953 (DWARF2_attr, DWARF2_abbrev, lto_die_ptr, DWARF2_CompUnit,
1954 lto_die_cache_entry): Move to...
1955 * lto.h: ...here and add GTY markers as appropriate. Delete forward
1956 declarations accordingly.
1957 (struct lto_file_struct): Declare.
1958 (lto_file_vtable): Use it instead of lto_file.
1960 2007-11-06 Alon Dayan <alond@il.ibm.com>
1961 Kenneth Zadeck <zadeck@naturalbridge.com>
1963 * lto-read.c (process_flags, lto_static_init_local):
1964 read flags of VAR_DECL and FUNCTION_DECL of size>1.
1965 change global array num_flags_for_code to flags_length_for_code.
1966 (set_line_info): Make decls work in USE_MAPPED_LOCATION mode.
1968 2007-11-05 Nathan Froyd <froydnj@codesourcery.com>
1970 * lto.c (lto_read_structure_union_class_type_DIE): Use proper record
1971 layout functions to compute information about the newly constructed
1974 2007-11-02 Nathan Froyd <froydnj@codesourcery.com>
1976 * lto-read.c (input_expr_operand): Change the LTO_return_expr1
1977 case to use DECL_RESULT if necessary.
1979 2007-11-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1981 * lto-read.c (input_tree_list): Removed.
1982 (input_tree_flags): Added parameter to force flags no matter what
1984 (input_expr_operand): Added parameter to input_tree_flags.
1985 Added case for IDENTIFIER_NODE and TREE_LIST. Changed ASM to call
1986 input_expr_operand rather than input_tree_lists.
1987 (input_local_var): Use input_expr_operand to read attributes
1988 rather then input_tree_list.
1989 (input_phi, input_ssa_names): Added parameter to input_tree_flags.
1991 2007-10-31 Nathan Froyd <froydnj@codesourcery.com>
1993 * lto.c (lto_read_typedef_DIE): Fix comment typo.
1994 (lto_resolve_typedecl_ref): Fetch the referred-to type and build a fake
1996 * lto-read.c (lto_read_body): Use correct sizes for calculating
1997 type_decls_offset and types_offset.
1999 2007-10-30 Nathan Froyd <froydnj@codesourcery.com>
2001 * lto-tree.h (union lang_tree_node): Change GTY description to chain
2003 * config-lang.in (gtfiles): Add lto-lang.c.
2004 * lto-lang.c: Include gt-lto-lto-lang.h.
2005 * Make-lang.in (lto/lto-lang.o): Add dependency on gt-lto-lto-lang.h
2006 (lto/lto-symtab.o): Depend on LTO_H instead of TREE_H.
2007 (lto/lto-read.o): Likewise.
2009 2007-10-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2011 * lto-read.c (data_in): Added type_decls and current_col fields.
2012 (string_slot): New type to hold canonized file name.
2013 (hash_string_slot_node, eq_string_slot_node, canon_file_name,
2014 input_line_info, set_line_info, clear_line_info): New functions.
2015 (file_name_hash_table): New hash table.
2016 (input_local_var, input_labels, input_local_vars_index,
2017 input_local_var, input_local_vars, input_ssa_names): Reorganized parameters.
2018 (input_uleb128): Changed type of byte var.
2019 (input_expr_operand): Large number of changes to get line numbers
2020 correct. Added TYPE_DECL case.
2021 (input_globals): Added code to get TYPE_DECLs processed.
2022 (input_local_var): Added code to process line numbers and
2023 TREE_CHAIN and DECL_CONTEXT.
2024 (input_function, input_constructor): Added call to
2026 (lto_static_init_local): Added code to get line numbers correct.
2027 (lto_read_body): Added code to get TYPE_DECLS read and to change
2028 parameters to the calls above that had their parms reorganized.
2031 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2033 * lto.h (lto_resolve_typedecl_ref): Declare.
2034 * lto.c (lto_resolve_typedecl_ref): New function.
2036 2007-10-29 Mark Mitchell <mark@codesourcery.com>
2037 Nathan Froyd <froydnj@codesourcery.com>
2039 * lto.c (lto_read_subroutine_type_subprogram_DIE): Read the child
2040 DIEs even if we find an abstract origin for this DIE.
2042 2007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2044 * lto.c (lto_read_subroutine_type_subprogram_DIE): Build the
2045 RESULT_DECL slightly earlier. Only remember the decl for later
2046 if we successfully merge declarations.
2048 2007-10-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2050 * lto-read.c (input_expr_operand): Give label_values the proper
2051 context and provide switch statements with a default type.
2053 2007-10-23 Nathan Froyd <froydnj@codesourcery.com>
2055 * lto-read.c (lto_read_body): Move call to init_ssa_operands...
2056 * lto.c (lto_materialize_function): ...to here.
2058 2007-10-22 Nathan Froyd <froydnj@codesourcery.com>
2060 * lto.h (struct lto_info_fd): Add field unmaterialized_fndecls.
2061 * lto.c (lto_info_fd_init): Initialize it.
2062 (lto_info_fd_close): Free it.
2063 (lto_materialize_function): New function.
2064 (lto_read_subroutine_type_subprogram_DIE): Save the result decl on
2065 unmaterialized_fndecls.
2066 (lto_file_read): Read in all the function bodies after we have read
2067 all of the DWARF info.
2068 * lto-read.c (lto_read_body): Call init_ssa_operands if we are
2069 reading a function body.
2071 2007-10-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2073 * lto-read.c (input_tree_flags): Renamed from input_flags to be
2074 semetric with output_tree_flags. Added call to log flags.
2075 (process_tree_flags): Renamed from process_flags. Fixed a lot of
2076 type issues to make everything consistent with flags being
2077 unsigned HOST_WIDE_INTS.
2078 (input_expr_operand): Added call to
2079 recompute_tree_invariant_for_addr_expr.
2080 (input_local_var): Added debugging for tree_chains. Now calls
2082 (input_phi): Made flags unsigned HOST_WIDE_INT.
2083 (input_ssa_names): Now calls input_tree_flags.
2084 (lto_read_body): Now sets cfun.
2085 (lto_read_function_body): Now sets current_function_pointer.
2087 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2089 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Check
2090 definitively whether SPECIFICATION or ABSTRACT_ORIGIN exist before
2091 inspecting fields within.
2092 (lto_read_DIE_at_ptr): Delete check for null result; let callers
2093 handle this appropriately.
2095 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2097 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Handle
2098 DW_AT_abstract_origin properly. Ensure that we're not dealing with
2099 both DW_AT_abstract_origin and DW_AT_specification.
2100 (lto_read_subroutine_type_subprogram_DIE): Handle
2101 DW_AT_abstract_origin.
2102 (lto_read_DIE): Use lto_read_only_for_child_DIEs for labels.
2103 (lto_read_DIE_at_ptr): Define as static to match declaration.
2104 Lookup the PTR in the cache before reading it from the file.
2105 (lto_resolve_var_ref): Adjust accordingly.
2106 (lto_resolve_fn_ref): Adjust accordingly. Tweak comment.
2107 (lto_resolve_field_ref): Adjust accordingly. Tweak comment.
2109 2007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2111 * lto.c (lto_read_DIE_at_ptr): New function.
2112 (lto_resolve_var_ref): Use it.
2113 (lto_resolve_fn_ref): Use it.
2114 (lto_resolve_field_ref): Use it.
2115 (lto_read_variable_formal_parameter_constant_DIE): Follow
2116 DW_AT_specification and return the associated decl when appropriate.
2118 2007-10-18 Nathan Froyd <froydnj@codesourcery.com>
2120 * lto-lang.c (lto_type_for_mode): Move after lto_type_for_size.
2121 Implement for scalar integer modes.
2122 (lto_init): Initialize size_type_node.
2124 2007-10-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2126 * lto-read.c (input_expr_operand): Remove ssa name asserts.
2127 (input_local_var): Add chaining for params.
2128 (input_ssa_names): Add cfun parameter.
2129 (input_function): Remove unnecessary else.
2131 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2133 * lto.c (lto_read_only_for_child_DIEs): Mark die parameter as unused.
2134 (lto_resolve_var_ref): Use proper types.
2135 (lto_resolve_fn_ref): Likewise.
2136 (lto_resolve_field_ref): Likewise.
2138 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2140 * lto-read.c (input_expr_operand): Remove case.
2142 2007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2144 * lto.c (lto_read_only_for_child_DIEs): New function.
2145 (lto_read_DIE): Use it for lexical_block and inlined_subroutine DIEs.
2146 * lto-elf.c (lto_elf_map_lto_section): Remove.
2147 (lto_elf_file_vtable): Use lto_elf_map_optional_lto_section instead.
2148 * lto-read.c (input_expr_operand): Assert that we never read a NULL
2149 SSA_NAME. Add missing case for mechanical codes.
2150 (input_cfg): Use basic_block_info_for_function instead of
2153 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2155 * lto-read.c (input_sleb128, input_integer): Use proper casts.
2156 (input_list): Renamed input_tree_list and modified to follow same
2157 protocol as lto-function-out.c:output_tree_list.
2158 (input_expr_operand): Make asm operands use input_tree_list.
2159 (input_local_var): Now uses input_tree_list.
2160 (lto_read_body): Change placement for setting context of debug_labels.
2163 2007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2165 * lto-read.c (input_real): Output debugging in proper order.
2166 (input_integer): Compute bit lengths properly.
2167 (input_list): Clean up declaration.
2168 (input_expr_operand): Change calls to input_real to match fix.
2169 Make reading of LTO_bit_field_ref1 match output.
2170 (input_local_var): Make reading of attributes match what is being
2172 (dump_debug_stream): Also print char in hex.
2173 (debug_out_fun): Fix signed unsigned mismatch.
2175 2007-10-10 Nathan Froyd <froydnj@codesourcery.com>
2177 * lto.c (lto_read_form): Handle DW_AT_MIPS_linkage_name and
2178 DW_AT_GNU_vector specially, as they are not contiguous with the
2179 specified set of attribute names. Use class_mask to check for
2180 errors at the end of the function
2181 (lto_resolve_var_ref): Read the DIE if it is not cached.
2182 (lto_resolve_fn_ref): Likewise.
2183 (lto_resolve_field_ref): Likewise.
2185 2007-10-05 Nathan Froyd <froydnj@codesourcery.com>
2187 * lto.c: Include dwarf2out.h.
2188 (lto_cache_store_DIE): Assert that we never change the value.
2189 (LTO_BEGIN_READ_ATTRS): Print an informative error message.
2190 (lto_read_compile_unit_DIE): Handle DW_AT_entry_pc.
2191 (lto_read_array_type_DIE): Don't error on ndims == 0; build a
2192 sensible type instead.
2193 (lto_read_structure_union_class_type_DIE): Store the newly
2194 created type prior to reading the members of the structure to
2195 avoid infinite recursion. Avoid computing types and alignments
2196 for structures whose sizes are unknown.
2197 (lto_read_variable_formal_parameter_const): Handle DW_AT_artificial
2198 and set DECL_ARTIFICIAL accordingly. Ignore DW_AT_abstract_origin,
2199 DW_AT_const_value, and DW_AT_specification.
2200 (lto_read_subroutine_type_subprogram_DIE): Handle DW_AT_declaration.
2201 Return early if we have already constructed the function type.
2202 (lto_read_typedef_DIE): Check to see if the type has been cached
2203 already. Cache the type before reading any children.
2204 (lto_read_const_volatile_restrict_type_DIE): Handle DW_AT_name.
2205 (lto_read_DIE): Unset context->skip_non_parameters around reading
2207 (lto_resolve_fn_ref): Delete trailing whitespace.
2209 2007-09-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2211 * lto-read.c (input_expr_operand): Added type for STRING_CST.
2213 2007-09-10 Nathan Froyd <froydnj@codesourcery.com>
2215 * lto-read.c (lto_read): Set the type of the newly created CALL_EXPR.
2217 2007-09-07 Nathan Froyd <froydnj@codesourcery.com>
2219 * lto-lang.c (signed_and_unsigned_types): New variable.
2220 (lto_type_for_size): Consult signed_and_unsigned_types to find
2221 an approprite type, creating it if necessary.
2222 (lto_set_decl_assembler_name): Add actual method body.
2224 2007-09-06 Jim Blandy <jimb@codesourcery.com>
2226 * lto.c (lto_read_variable_formal_parameter_constant_DIE): If we
2227 can't find a var init for this variable, leave its DECL_INITIAL.
2228 * lto-elf.c (lto_elf_map_optional_lto_section): Renamed from
2229 lto_elf_map_fn_body.
2230 (lto_map_lto_section): New function.
2231 (lto_elf_file_vtable): Use lto_elf_map_lto_section for function
2232 bodies, and lto_elf_map_optional_lto_section for variable
2234 (lto_elf_find_section_data): Quietly return NULL if the section is
2236 (lto_elf_file_open): Check for a NULL from lto_elf_find_section_data.
2238 * lto-elf.c (lto_elf_find_section_data): Remove dead code.
2240 * lto-read.c (lto_read_body): Doc fix.
2242 2007-08-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2244 * lto-read.c (fun_in): Renamed to data_in.
2245 (input_expr_operand, input_local_var, input_string_internal,
2246 input_string, input_real, input_list, get_label_decl,
2247 get_type_ref, input_expr_operand, input_globals, input_labels,
2248 input_local_vars_index, input_local_var, input_local_vars,
2249 input_cfg, input_phi, input_ssa_names, input_bb, ): Renamed fun_in to data_in.
2250 (input_constructor): New function.
2251 (lto_read_function_body): Renamed to lto_read_body and generalized
2252 to handle both functions and constructors.
2253 (lto_read_function_body, lto_read_var_init): New function.
2256 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2258 * lto-read.c (input_expr_operand): Assert that there really is a
2260 (input_globals): Removed checks on 0 section.
2262 2007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2264 * lto-read.c (fun_in): Added local_decls_index and
2265 local_decls_index_d.
2266 (input_expr_operand): Changed inputting of PARM_DECLs and VAR_DECLs.
2267 (input_globals): Enabled code to handle FIELD_DECLs.
2268 (input_local_vars_index, input_local_vars): New function.
2269 (input_local_var): Changed to allow locals to be input randomly.
2270 (lto_read_function_body): Added code to input the
2271 local_decls_index and to free various structures.
2273 2007-08-17 Jim Blandy <jimb@codesourcery.com>
2275 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Remove
2276 ATTRIBUTE_UNUSED from 'die' formal.
2278 Use enum LTO_tags where appropriate, instead of 'unsigned int'.
2279 * lto-read.c (input_record_start): Fix return type, type of 'tag'.
2280 (input_list): Fix type of 'tag'.
2281 (input_expr_operand): Fix type of 'tag' argument. Update
2282 declaration. Fix type of 'ctag'. Add default case to switch,
2283 since the type of the switched value is now an enum.
2284 (input_local_vars): Fix type of 'tag'.
2285 (input_bb): Fix type of 'tag' argument.
2286 (input_function): Fix type of 'tag' argument.
2288 2007-08-16 Jim Blandy <jimb@codesourcery.com>
2290 * lto.c (lto_read_member_DIE): Record the tree we create in
2291 fd->die_cache. (Our 'die' argument is no longer unused.)
2292 (lto_resolve_field_ref): New function.
2293 * lto.h (lto_resolve_field_ref): New declaration.
2295 2007-08-15 Jim Blandy <jimb@codesourcery.com>
2297 * lto-read.c (lto_read_var_init): Mark arguments as unused.
2299 2007-08-07 Jim Blandy <jimb@codesourcery.com>
2301 * lto.c (lto_read_form): Complete attr_classes table.
2302 (DWARF2_form_data): Doc fix.
2304 2007-08-05 Mark Mitchell <mark@codesourcery.com>
2306 * lto.h (lto_file_vtable): Remove read_var_init. Add map_var_init
2308 (lto_read_var_init): Declare.
2309 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Use new
2310 interface for reading variable initializers.
2311 * lto-elf.c (lto_elf_read_var_init): Remove.
2312 (lto_elf_file_vtable): Update initializer.
2313 (lto_elf_read_var_init): Add comment about unused-ness.
2314 * lto-read.c (lto_read_var_init): New.
2316 * lto.c (lto_read_form): Add entry for DW_AT_inline.
2318 2007-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2320 * lto-read.c (lto_read_function_body): Moved declaration of fn
2323 2007-08-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2325 * lto-read.c (input_uleb128, input_string_internal, input_real,
2326 input_integer, input_record_start, input_list, get_type_ref,
2327 input_flags, input_expr_operand, input_expr_operand,
2328 input_expr_operand, input_local_vars, input_cfg, input_phi,
2329 input_ssa_names, input_bb, input_function): Added semicolons.
2332 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2334 * lto-read.c (input_globals): Remove debugging.
2335 (input_function): Set DECL_ARGUMENTS.
2338 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2340 * lto-read.c (input_expr_operand): Fixed code for COND_EXEC,
2341 RETURN_EXPR, MODIFY_EXPR and processing of flags.
2342 (input_phi): Made work with operands other than SSA_NAMES and
2343 fixed processing of flags.
2344 (input_ssa_names): Initialize SSA_NAME_DEF_STMT to empty stmt.
2345 (input_flags): New function.
2346 * lto-lang.c (lto_init): Changed state of in_lto_p.
2349 2007-07-24 Mark Mitchell <mark@codesourcery.com>
2351 * lto-tree.h (lto_varargs_cookie): Remove.
2352 * lto.c (lto_context): Add last_parm_type, varargs_p, skip_all,
2353 skip_non_parameters, skip_parameters.
2354 (lto_varargs_cookie): Remove.
2355 (lto_read_variable_formal_parameter_constant_DIE): Keep track of
2357 (lto_read_abbrev): New function.
2358 (lto_read_subroutine_type_subprogram_DIE): Make two passes over
2360 (lto_read_unspecified_parameters_DIE): Set context->varargs_p.
2361 (lto_read_DIE): Use lto_read_abbrev. Honor skip_* flags.
2362 (lto_file_read): Initialize new context fields.
2363 * lto-lang.c (lto_type_for_mode): Return NULL_TREE.
2364 (lto_unsigned_type): Remove.
2365 (lto_signed_type): Likewise.
2366 (lto_signed_or_unsigned_type): Likewise.
2367 (lto_init): Do not create lto_varargs_cookie.
2368 (LANG_HOOKS_UNSIGNED_TYPE): Do not define.
2369 (LANG_HOOKS_SIGNED_TYPE): Likewise.
2370 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Likewise.
2372 2007-07-19 Jan Hubicka <jh@suse.cz>
2374 * lto-read.c (lto_read_function_body): Produce empty scope block
2377 2007-07-18 Mark Mitchell <mark@codesourcery.com>
2379 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Do not
2380 process local variables.
2381 (lto_read_subroutine_type_subprogram_DIE): Read child DIEs.
2383 2007-07-13 Kenneth Zadeck <zadeck@naturalbridge.com>
2385 * lto-read.c (input_list, input_expr_operand): Added struct
2387 (init_cfg, finalize_cfg): Removed function.
2388 (input_expr_operand): Added SSA_NAME and GIMPLE_MODIFY_STMT cases.
2389 (input_labels, input_local_vars): Now takes input_block parameter rather than
2391 (input_cfg, input_phi, input_ssa_names): New functions.
2392 (input_bb): Now passes in input_blocks. Does not construct cfg
2393 and processes the list of phi functions.
2394 (input_function): Now builds both the cfg and ssa_names table.
2395 (lto_read_function_body): Processes new header fields to construct
2396 streams for the ssa_names and cfg and their debugging.
2397 * lto/lto-lang.c (lto_init): Set in_lto_p.
2400 2007-06-28 Mark Mitchell <mark@codesourcery.com>
2402 * lto.h (lto_file_vtable): Add read_var_init.
2403 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Read
2405 (lto_main): Remove bogus asserts.
2406 * lto-elf.c (tm.h): Include it.
2407 (libiberty.y): Likewise.
2408 (lto_elf_file): Add strtab and symtab. Rename
2409 string_table_section_index to sec_strtab.
2410 (lto_elf_file_vtable): Add lto_elf_read_var_init.
2411 (lto_elf_get_shdr): New function.
2412 (lto_elf_free_shdr): Likewise.
2413 (lto_elf_find_section_data): Use them.
2414 (lto_elf_read_symtab): New function.
2415 (lto_elf_lookup_sym): Likewise.
2416 (lto_elf_free_sym): Likewise.
2417 (lto_elf_file_open): Tidy. Call lto_elf_read_symtab.
2418 (lto_elf_built_init): New function.
2419 (lto_elf_read_var_init): Likewise.
2420 * Make-lang.in (lto/lto-elf.o): Depend on $(TM_H).
2422 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2424 * lto-read (make_new_block): Initialize the stmt_list.
2425 (lto_static_init_local): Add debugging for missing codes.
2427 2007-06-26 Mark Mitchell <mark@codesourcery.com>
2429 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
2430 unprototyped functions.
2432 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2434 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
2435 Handle DW_AT_MIPS_linkage_name.
2436 (lto_read_subroutine_type_subprogram): Likewise. Correct
2438 (lto_main): Remove incorrect assertions.
2439 * lto-symbtab.c: Build function types out of TREE_LISTs.
2441 * lto-elf.c (<libelf>): Check for HAVE_LIBELF_H.
2443 * Make-lang.in (LTO_OBJS): Depend on attribs.o.
2445 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2447 * lto/lto-tree.h (lang_decl, lang_type, language_function): Added
2448 dummy since ggc does not like empty structs.
2449 * lto/lto-elf.c (libelf.h): Changed to libelf/libelf.h.
2450 * lto/lto-read.c (ADD_CLASS_FLAG, ADD_EXPR_FLAG): Changed
2451 expr->common to expr->base.
2452 (make_new_block): Moved stmt_list to proper place.
2455 2007-03-14 Robert Kennedy <jimbob@google.com>
2457 Eliminate use of lang_hooks.set_decl_assembler_name from LTO
2458 * lto.c (lto_read_subroutine_type_subprogram_DIE) Get DECL
2459 assembler name from DWARF.
2460 * lto-lang.c (lto_set_decl_assembler_name) New function.
2462 2006-09-10 Mark Mitchell <mark@codesourcery.com>
2464 * lto.h (lto_file_vtable): New structure.
2465 (lto_file): Add vtable pointer.
2466 (lto_file_init): Add vtable paramter.
2467 (lto_read_function_body): New function.
2468 (lto_symtab_merge_fn): New function.
2469 * lto.c (lto_file_init): Add vtable parameter.
2470 (lto_read_form): Fill in entries for DW_AT_prototyped,
2472 (lto_read_subroutine_type_subprogram_DIE): New function.
2473 (lto_read_DIE): Fill in entries for DW_TAG_subroutine_type and
2475 * lto-elf.c (lto_elf_vile_vtable): New variable.
2476 (lto_elf_file_open): Pass it to lto_file_init.
2477 (lto_elf_map_fn_body): New function.
2478 (lto_elf_unmap_fn_body): Likewise.
2479 * lto-read.c: New file.
2480 * lto-symtab.c (lto_symtab_merge_fn): New function.
2481 * lto-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define to
2482 tree_rest_of_compilation.
2483 * Make-lang.in (LTO_OBJS): Add lto-read.o
2484 (lto-read.o): New target.
2486 2006-09-03 Mark Mitchell <mark@codesourcery.com>
2488 * lto.c (<inttypes.h>): Don't include it.
2489 (lto_context): Don't typedef it.
2490 (lto_resolve_reference): New function.
2491 (lto_read_form): Use it.
2492 (lto_resolve_type_ref): New function.
2493 (lto_resolve_var_ref): Likewise.
2494 (lto_resolve_fn_ref): Likewise.
2495 * lto.h (<inttypes.h>): Include it.
2496 (lto_context): New type.
2497 (lto_ref): New structure.
2498 (lto_resolve_type_ref): Declare.
2499 (lto_resolve_var_ref): Likewise.
2500 (lto_resolve_fn_ref): Likewise.
2502 2006-08-18 Mark Mitchell <mark@codesourcery.com>
2504 * lang-specs.h: New file.
2506 2006-08-14 Mark Mitchell <mark@codesourcery.com>
2508 * lto.c (lto_info_fd_init): Allocate the DIE cache.
2509 (lto_info_fd_close): Deallocate it.
2510 (lto_die_cache_entry): New structure.
2511 (lto_cache_hash): New function.
2512 (lto_cache_eq): Likewise.
2513 (lto_cache_store_DIE): Likewise.
2514 (lto_cache_lookup_DIE): Likewise.
2515 (lto_read_referenced_type_DIE): Use the cache.
2516 (lto_read_pointer_type_DIE): Robustify.
2517 (lto_read_DIE): Use the cache.
2518 * lto.h (hashtab.h): Include.
2519 (lto_info_fd): Add DIE cache.
2520 * Make-lang.in (LTO_H): New variable.
2521 (lto/lto-lang.o): Use LTO_H.
2522 (lto/lto-elf.o): Likewise.
2523 (lto/lto-symtab.o): Likewise.
2525 2006-07-09 Mark Mitchell <mark@codesourcery.com>
2527 * lto.c (lto_abi_mismatch_error): New function.
2528 (lto_abbrev_read): Initialize num_abbrevs.
2529 (lto_read_form): Specify allowed form classes for
2530 DW_AT_declaration. Adjust for change to lto_set_cu_context.
2531 (lto_read_variable_formal_parameter_constant_DIE): Handle
2532 DW_AT_declaration. Call lto_symtab_merge_var.
2533 (lto_read_pointer_type_DIE): New function.
2534 (lto_read_base_type_DIE): Use build_nonstandard_integer_type. Do
2535 not creat TYPE_DECLs for types that already have them.
2536 (lto_read_DIE): Add lto_read_pointer_type_DIE.
2537 (lto_set_cu_context): Make cu_start point to the header, not the
2539 (lto_file_read): Adjust for change to lto_set_cu_context.
2540 * Make-lang.in (LTO_OBJS): Add lto-symtab.o.
2541 (lto/lto-symtab.o): New rule.
2542 * lto-tree.h (lang_identifier): Add decl field.
2543 (LANG_IDENTIFIER_CAST): New macro.
2544 (LTO_IDENTIFIER_DECL): Likewise.
2545 (lto_symtab_merge_var): Declare.
2546 * lto-symtab.c: New file.
2548 2006-07-02 Daniel Berlin <dberlin@dberlin.org>
2550 * lto.c (lto_context): Add current_cu and info_fd members.
2551 (DWARF2_CompUnit): New structure.
2552 (lto_read_DIE): Take lto_info_fd *.
2553 (lto_read_child_DIEs): Ditto.
2554 (lto_file_corrupt_error): Constify argument.
2555 (lto_set_cu_context): New function
2556 (lto_info_fd_init): Ditto.
2557 (lto_info_fd_close): Ditto.
2558 (lto_file_init): Use lto_info_fd_init.
2559 (lto_file_close): Use lto_info_fd_close.
2560 (lto_read_initial_length): Pass in pointer to header size.
2561 (lto_read_comp_unit_header): Correct cu_length to
2562 real length from beginning of header. Take lto_info_fd * as
2564 (find_cu_for_offset): New function.
2565 (lto_read_form): Change first argument to lto_info_fd *.
2566 Add FORM_CONTEXT argument.
2567 Handle DW_FORM_ref_addr.
2568 (lto_read_tag_DIE): Change first argument to lto_info_fd *.
2569 (LTO_BEGIN_READ_ATTRS_UNCHECKED): Save old context.
2570 Swap contexts if necessary for form.
2571 (LTO_BEGIN_READ_ATTRS): Cast fd to right type for
2572 lto_file_corrupt_error.
2573 (LTO_END_READ_ATTRS): Swap contexts back if it had changed.
2574 (lto_read_referenced_type_DIE): Change first argument to
2575 lto_info_fd *. Access lto_fd fields through base pointer.
2576 (lto_read_compile_unit_DIE): Change first argument to an
2578 (lto_read_variable_formal_parameter_constant_DIE): Ditto.
2579 (lto_read_base_type_DIE): Ditto.
2580 (lto_read_child_DIEs): Ditto.
2581 (lto_read_DIE): Ditto. Change type of function pointer.
2582 (lto_info_read): New function.
2583 (lto_set_cu_context): Ditto.
2584 (lto_file_read): Use lto_info_read, walk resulting CU's
2585 (lto_main): Update for lto_info_fd change.
2586 * lto-elf.c (lto_elf_file_open): Cast lto_info_fd to lto_fd where
2588 * lto.h (DWARF2_CompUnit): New structure.
2589 (lto_info_fd): Ditto.
2590 (lto_file): Change debug_info to be an lto_info_fd.
2592 2006-06-25 Mark Mitchell <mark@codesourcery.com>
2594 * lto.c (toplev.h): Include it.
2595 (dwarf2.h): Likewise.
2598 (cgraph.h): Likewise.
2600 (inttypes.h): Likewise.
2601 (DWARF2_attr): New type.
2602 (DWARF2_abbrev): Likewise.
2603 (DWARF2_class): Likewise.
2604 (DWARF2_form_data): Likewise.
2605 (lto_context): Likewise.
2606 (lto_fd_init): New function.
2607 (lto_abbrev_fd_init): Likewise.
2608 (lto_abbrev_fd_close): Likewise.
2609 (lto_file_init): Use them.
2610 (lto_file_close): New function.
2611 (lto_file_corrupt_error): Likewise.
2612 (LTO_CHECK_INT_VAL): New macro.
2613 (lto_check_size_t_val): New function.
2614 (lto_check_int_val): Likewise.
2615 (LTO_READ_TYPE): New macro.
2616 (lto_read_ubyte): New function.
2617 (lto_read_uhalf): Likewise.
2618 (lto_read_uword): Likewise.
2619 (lto_read_uleb128): Likewise.
2620 (lto_read_initial_length): Likewise.
2621 (lto_abbrev_read_attrs): Likewise.
2622 (lto_abbrev_read): Likewise.
2623 (lto_abbrev_lookup): Likewise.
2624 (lto_read_section_offset): Likewise.
2625 (lto_read_comp_unit_header): Likewise.
2626 (lto_read_form): Likewise.
2627 (LTO_BEGIN_READ_ATTRS_UNCHECKED): New macro.
2628 (LTO_BEGIN_READ_ATTRS): Likewise.
2629 (LTO_END_READ_ATTRS): Likewise.
2630 (lto_unsupported_attr_error): New function.
2631 (lto_get_identifier): Likewise.
2632 (lto_read_referenced_type_DIE): Likewise.
2633 (lto_read_compile_unit_DIE): Likewise.
2634 (lto_read_variable_formal_parameter_constant_DIE): Likewise.
2635 (lto_read_base_type_DIE): Likewise.
2636 (lto_read_DIE): Likewise.
2637 (lto_read_child_DIEs): Likewise.
2638 (lto_file_read): Read DIEs.
2639 (lto_main): Ask middle end to emit entities.
2640 * lto-tree.h (lang_identifier): Inherit from tree_identifier.
2641 * lto-elf.c (lto_elf_file_open): Adjust for interface changes.
2642 (lto_elf_file_close): Likewise.
2643 * lto.h (lto_file): Declare.
2644 (DWARF2_abbrev): Likewise.
2646 (lto_abbrev_fd): Likewise.
2647 (lto_file): Use new types.
2648 (lto_file_close): Declare.
2649 * lto-lang.c (lto_init): Always use unit-at-a-time mode.
2651 2006-06-18 Mark Mitchell <mark@codesourcery.com>
2655 * lto-elf.c: New file.
2656 * lto-lang.c (flags.h): Include it.
2658 (lto_init): New function.
2659 (lto_write_globals): Remove.
2660 (LANG_HOOKS_WRITE_GLOBALS): Define to lhd_do_nothing.
2661 (LANG_HOOKS_INIT): Define.
2662 (LANG_HOOKS_PARSE_FILE): Likewise.
2663 * Make-lang.in (LTO_OBJS): Add lto.o and lto-elf.o.
2664 (LTO_EXE): Link with libelf.
2665 (lto/lto-lang.o): Update dependencies.
2666 (lto/lto.o): New target.
2667 (lto/lto-elf.o): Likewise.
2669 2006-06-12 Mark Mitchell <mark@codesourcery.com>
2671 * config-lang.in: New file.
2672 * Make-lang.in: Likewise.
2673 * lto-tree.h: Likewise.
2674 * lto-lang.c: Likewise.