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dominance.c (set_immediate_dominator): Don't mark as inline.
[thirdparty/gcc.git] / gcc / lto / ChangeLog
CommitLineData
e7d00517
RG		 12009-12-11 Richard Guenther <rguenther@suse.de>
2
3 PR lto/42037
4 * lto.c (lto_resolution_read): Properly grow the vector.
5
1ab53893
RG		 62009-12-11 Richard Guenther <rguenther@suse.de>
7
8 PR lto/41915
9 * lto-lang.c (lto_init_options): Initialize flag_complex_method
10 to the C99 default. Do not set flag_unit_at_a_time.
11
0f900dfa
JJ		 122009-11-28 Jakub Jelinek <jakub@redhat.com>
13
14 * lto-lang.c (handle_nonnull_attribute): Remove unused attr_arg_num
15 variable.
16
92fa7608
RAE		 172009-11-19 Rafael Avila de Espindola <espindola@google.com>
18
19 PR bootstrap/42096
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.
24
9870fe4f
RAE		 252009-11-17 Rafael Avila de Espindola <espindola@google.com>
26
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.
33
1b70729f
RAE		 342009-11-16 Rafael Avila de Espindola <espindola@google.com>
35
36 * lto-elf.c (lto_elf_file_open): Use strtoll to parse the offset.
37
0e3776db
JH		 382009-11-14 Jan Hubicka <jh@suse.cz>
39
40 * lto.c (read_cgraph_and_symbols): Set also ipa_transforms_to_apply.
41
06bd7f56
RAE		 422009-11-12 Rafael Avila de Espindola <espindola@google.com>
43
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.
47
7e9dc421
RG		 482009-11-04 Richard Guenther <rguenther@suse.de>
49 Rafael Avila de Espindola <espindola@google.com>
50
51 * lto-elf.c (lto_elf_build_section_table): Add the base offset.
52 (lto_elf_file_open): Handle offsets in arguments name@offest.
53
b207f900
RG		 542009-10-30 Richard Guenther <rguenther@suse.de>
55
56 PR lto/41858
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.
62
2c928155
RG		 632009-10-22 Richard Guenther <rguenther@suse.de>
64
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
69 summary reading.
70
f9c91f8a
RB		 712009-10-22 Richard Guenther <rguenther@suse.de>
72
73 * lto.c (lto_fixup_data_t): Remove free_list member.
74 (lto_fixup_tree): Do not insert into free_list.
75 (free_decl): Remove.
76 (lto_fixup_decls): Remove free-list handling.
77
fb3f88cc
JH		 782009-10-22 Jan Hubicka <jh@suse.cz>
79
80 * lto.c (lto_fixup_jump_functions): New function.
81 (lto_fixup_decls): Use it.
82
35f1e9f4
RG		 832009-10-16 Richard Guenther <rguenther@suse.de>
84
85 PR lto/41715
86 * lto.c (lto_fixup_tree): Revert last change.
87
200c8750
RG		 882009-10-14 Richard Guenther <rguenther@suse.de>
89
90 * lto.c (lto_fixup_tree): In case the prevailing decl is not
91 compatible with the one we replace wrap it around a
92 VIEW_CONVERT_EXPR.
93
b1b07c92
RG		 942009-10-09 Richard Guenther <rguenther@suse.de>
95
96 PR lto/41635
97 PR lto/41636
98 * lto.c (read_cgraph_and_symbols): Do not assert we can open
99 a file.
100 * lto-elf.c (init_shdr##BITS): Fix i18n problems.
101 (init_ehdr##BITS): Likewise.
102
3c2e7d45
JM		 1032009-10-08 Joseph Myers <joseph@codesourcery.com>
104
105 * lto-elf.c (init_shdr##BITS, lto_elf_begin_section_with_type,
106 init_ehdr##BITS, lto_elf_file_close): Remove trailing "." from
107 diagnostics.
108 * lto-lang.c (lto_post_options): Remove trailing "." from
109 diagnostics.
110
0d0bfe17
RG		 1112009-10-08 Richard Guenther <rguenther@suse.de>
112
113 * lto.c (read_cgraph_and_symbols): Free the gimple type merging
114 hash tables.
115
4bedf19a
JM		 1162009-10-07 Joseph Myers <joseph@codesourcery.com>
117
118 * lto.c: Only include <sys/mman.h> if HAVE_MMAP_FILE.
119
b20996ff
JH		 1202009-10-07 Jan Hubicka <jh@suse.cz>
121
122 * lto.c (read_cgraph_and_symbols): Mark functions neccesary only at
123 ltrans stage; explain why this is needed and should not.
124
1a735925
RG		 1252009-10-05 Richard Guenther <rguenther@suse.de>
126
127 PR lto/41552
128 PR lto/41487
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.
132
d7f09764
DN		 1332009-10-02 Rafael Avila de Espindola <espindola@google.com>
134
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.
137
1382009-10-02 Rafael Avila de Espindola <espindola@google.com>
139
140 * Make-lang.in (LTO_OBJS): Remove lto/common.o.
141 (lto/common.o): Remove.
142 * common.c: Remove.
143 * common.h (lto_kind_str): Remove.
144 (lto_visibility_str): Remove.
145 (lto_resolution_str): Make it static.
146
1472009-10-01 Diego Novillo <dnovillo@google.com>
148
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.
154 (lto.pdf): New.
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.
167
1682009-10-01 Richard Guenther <rguenther@suse.de>
169
170 * lto.c (lto_read_section_data): Use plain lseek/read.
171
1722009-10-01 Richard Guenther <rguenther@suse.de>
173
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.
178
1792009-09-29 Diego Novillo <dnovillo@google.com>
180
181 * lto-lang.c (lto_init): Really fix call to
182 build_common_builtin_nodes.
183
1842009-09-29 Diego Novillo <dnovillo@google.com>
185
186 * lto-lang.c (lto_init): Fix call to
187 build_common_builtin_nodes.
188
1892009-09-29 Richard Guenther <rguenther@suse.de>
190
191 PR lto/40754
192 * lto-elf.c (init_shdr##BITS): Properly specify alignment
193 in bytes.
194 (first_data_block): New static variable.
195 (lto_elf_append_data): Align the first data block in each
196 section.
197
1982009-09-28 Diego Novillo <dnovillo@google.com>
199
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
209 flag_ltrans.
210 * varpool.c (decide_is_variable_needed): Do not test for
211 in_lto_p.
212
2132009-09-22 Richard Guenther <rguenther@suse.de>
214
215 PR lto/39276
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
221 ltrans_driver.
222 * ltrans-driver: Remove.
223
2242009-09-21 Diego Novillo <dnovillo@google.com>
225
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
231 clone.
232
2332009-09-03 Diego Novillo <dnovillo@google.com>
234
235 * lto-elf.c (validate_file): Replace call to
236 elf_getshstrndx with call to elf_getshdrstrndx.
237
2382009-08-19 Richard Guenther <rguenther@suse.de>
239
240 * lto-lang.c (lto_init): Merge char_type_node with the
241 appropriately signed variant.
242
2432009-08-19 Richard Guenther <rguenther@suse.de>
244
245 PR lto/41071
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.
248
2492009-08-19 Richard Guenther <rguenther@suse.de>
250
251 PR lto/41071
252 * lto.c (lto_fixup_type): Re-build the type variant chain.
253
2542009-08-19 Richard Guenther <rguenther@suse.de>
255
256 PR lto/41071
257 * lto.c (lto_fixup_constructor): New function.
258 (lto_fixup_tree): Replace all types. Properly fixup
259 constructors and constants.
260
2612009-08-14 Richard Guenther <rguenther@suse.de>
262
263 * lto.c (read_cgraph_and_symbols): Exchange TREE_CHAIN use
264 for DECL_LANG_SPECIFIC.
265
2662009-08-13 Richard Guenther <rguenther@suse.de>
267
268 PR lto/41032
269 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define to NULL.
270
2712009-07-30 Richard Guenther <rguenther@suse.de>
272
273 PR lto/40903
274 * lto.c (read_cgraph_and_symbols): After fixing up decls choose
275 the largest decl for output and free TREE_CHAIN for further
276 use.
277
2782009-07-24 Diego Novillo <dnovillo@google.com>
279
280 * Make-lang.in: Add empty lto.install-plugin target.
281
2822009-07-13 Diego Novillo <dnovillo@google.com>
283
284 * lto.c (lto_fixup_tree): Handle IMPORTED_DECL.
285
2862009-07-11 Richard Guenther <rguenther@suse.de>
287
288 * lto-lang.c (lto_write_globals): Wrapup global decls.
289
2902009-07-10 Richard Guenther <rguenther@suse.de>
291
292 * lto-lang.c (lto_init): Allocate one more location to make
293 BUILTINS_LOCATION correct.
294
2952009-07-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
296
297 * lto.c (free_section_data): Cast computed_offset to caddr_t.
298
2992009-07-06 Diego Novillo <dnovillo@google.com>
300
301 * lto.c (lto_fixup_type): Fixup TYPE_SIZE and
302 TYPE_SIZE_UNIT.
303
3042009-07-06 Diego Novillo <dnovillo@google.com>
305
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
309 lto_data_in_delete.
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.
315
3162009-06-19 Diego Novillo <dnovillo@google.com>
317
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.
321
3222009-06-18 Diego Novillo <dnovillo@google.com>
323
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
329 users.
330
3312009-06-17 Diego Novillo <dnovillo@google.com>
332
333 * lto.c (read_cgraph_and_symbols): Call input_cgraph.
334
3352009-06-02 Diego Novillo <dnovillo@google.com>
336
337 * lto.c (lto_1_to_1_map): Ignore nodes that have not been
338 read in.
339 (materialize_cgraph): Only materialize nodes that have a
340 representation on file.
341
3422009-06-01 Diego Novillo <dnovillo@google.com>
343
344 * lto-lang.c (lto_handle_option): Hanlde OPT_Wabi.
345
3462009-05-31 Diego Novillo <dnovillo@google.com>
347
348 * lto-lang.c (lto_type_for_mode): Handle all the modes
349 handled in c_common_type_for_mode.
350
3512009-05-21 Diego Novillo <dnovillo@google.com>
352
353 * lto-elf.c: Always include <gelf.h>.
354 * config-lang.in (target_libs): Remove.
355 (build_by_default): Set to no.
356
3572009-05-15 Diego Novillo <dnovillo@google.com>
358
359 * lto.c (lto_materialize_function): Assert that DECL is
360 not a builtin.
361 (materialize_cgraph): Don't try to materialize builtin
362 functions.
363 * lto-section-out.c (write_symbol_vec): Do not write
364 builtin functions.
365
3662009-05-13 Diego Novillo <dnovillo@google.com>
367
368 * lto-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define.
369
3702009-05-07 Diego Novillo <dnovillo@google.com>
371
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
377 type.
378 (lto_main): Call bitmap_obstack_initialize.
379
3802009-04-22 Diego Novillo <dnovillo@google.com>
381
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
390 names.
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 '*'.
397
3982009-04-06 Diego Novillo <dnovillo@google.com>
399
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.
403
4042009-03-26 Diego Novillo <dnovillo@google.com>
405
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
410 type.
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.
414
4152009-03-24 Diego Novillo <dnovillo@google.com>
416
417 * Make-lang.in (lto-lang.o): Add dependency on TARGET_H and EXPR_H.
418 (lto.o): Add dependency on GIMPLE_H.
419
4202009-03-10 Simon Baldwin <simonb@google.com>
421
422 * lto.c (lto_read_all_file_options): Close any open file descriptor
423 contained in file_data before freeing.
424
4252009-02-24 Rafael Avila de Espindola <espindola@google.com>
426
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.
431
4322009-02-24 Diego Novillo <dnovillo@google.com>
433
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.
444
4452009-02-19 Diego Novillo <dnovillo@google.com>
446
447 Revert
448
449 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
450
451 * lto.c (lto_add_inline_clones): Don't add the
452 master clone. Check for a decl in the original
453 bitmap, not a node.
454 (lto_add_all_inlinees): Remove original nodes
455 that are not needed.
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
460
4612009-02-19 Rafael Avila de Espindola <espindola@google.com>
462
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
468 for each set
469
4702009-02-18 Diego Novillo <dnovillo@google.com>
471
472 * lto.c (lto_wpa_write_files): Use timers TV_WHOPR_WPA
473 and TV_WHOPR_WPA_IO.
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.
481
4822009-02-18 Rafael Avila de Espindola <espindola@google.com>
483
484 * lto.c (lto_materialize_function): Don't set DECL_EXTERN to 0.
485 (lto_wpa_write_files): Update calls to renamed functions.
486
4872009-02-17 Diego Novillo <dnovillo@google.com>
488
489 PR 39203
490 * lto-lang.c (lto_post_options): Disable -fwhole-program
491 when running LTRANS.
492
4932009-02-10 Diego Novillo <dnovillo@google.com>
494
495 * lto.c (read_cgraph_and_symbols): Fix comment.
496
4972009-02-10 Diego Novillo <dnovillo@google.com>
498
499 * lto.c (read_cgraph_and_symbols): Read options from all
500 IL files.
501
5022009-02-10 Diego Novillo <dnovillo@google.com>
503
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.
509
5102009-02-10 Simon Baldwin <simonb@google.com>
511
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.
516
5172009-02-02 Diego Novillo <dnovillo@google.com>
518
519 * lto.c (lto_main): Stop LTO_TIMER and use
520 TV_WHOPR_WPA_LTRANS_EXEC when launching LTRANS.
521
5222009-01-30 H.J. Lu <hongjiu.lu@intel.com>
523
524 PR lto/38995
525 * lto-elf.c (init_shdr##BITS): Set the sh_addralign field
526 to POINTER_SIZE.
527
5282009-01-29 Ramana Radhakrishnan <ramana.r@gmail.com>
529
530 * Make-lang.in (LTO_EXE): Link with all
531 BACKENDLIBS and not only GMPLIBS
532
5332009-01-28 H.J. Lu <hongjiu.lu@intel.com>
534
535 PR bootstrap/38992
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
539 gelf_update_ehdr.
540
5412009-01-28 H.J. Lu <hongjiu.lu@intel.com>
542
543 PR middle-end/38996
544 * lto-elf.c (DEFINE_INIT_EHDR): Initialize e_version.
545
5462009-01-26 Diego Novillo <dnovillo@google.com>
547
548 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Update.
549
5502009-01-26 Diego Novillo <dnovillo@google.com>
551
552 * lto-lang.c (lto_types_compatible_p): Move to gimple.c
553 and rename into gimple_types_compatible_p.
554
5552009-01-12 Rafael Avila de Espindola <espindola@google.com>
556
557 * lto-lang.c (lang_hooks): Remove the const qualifier.
558
5592009-01-06 Diego Novillo <dnovillo@google.com>
560
561 * ltrans-driver: Mark 'all' target as phony.
562
5632008-12-31 Diego Novillo <dnovillo@google.com>
564
565 * ltrans-driver: Execute a NOP action for target 'all'.
566
5672008-12-19 Diego Novillo <dnovillo@google.com>
568
569 * lto.c (lto_1_to_1_map): Tidy.
570
5712008-12-19 Diego Novillo <dnovillo@google.com>
572
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.
576
5772008-12-17 Rafael Avila de Espindola <espindola@google.com>
578
579 * lto.c (lto_fixup_function): New.
580 (lto_fixup_tree): Call lto_fixup_function.
581
5822008-12-14 Doug Kwan <dougkwan@google.com>
583
584 * lto.c (lto_1_to_1_map): Create a cgraph node set for any global
585 variables if there is no function.
586
5872008-12-10 Simon Baldwin <simonb@google.com>
588
589 * ltrans-driver: Always run make in silent mode, to avoid make's
590 trace on stdout interfering with lto-wrapper output.
591
5922008-12-10 Doug Kwan <dougkwan@google.com>
593
594 * lto.c (lto_add_inline_clones): Do not force master clones of
595 inlined functions already in SET to be static inline.
596
5972008-12-04 Doug Kwan <dougkwan@google.com>
598
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.
610
6112008-12-03 Diego Novillo <dnovillo@google.com>
612
613 * lto.c (lto_fixup_tree): Do not emit an error when
614 PREVAILING throw but T doesn't.
615
6162008-12-02 Doug Kwan <dougkwan@google.com>
617
618 * lto.c (lto_scan_statics_in_ref_table): New function factored out
619 from code in ...
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.
624
6252008-11-29 Diego Novillo <dnovillo@google.com>
626
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.
634 Tidy comments.
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.
639
6402008-11-12 Doug Kwan <dougkwan@google.com>
641
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.
651
6522008-11-09 Diego Novillo <dnovillo@google.com>
653
654 * lto/lto.c (lto_fixup_tree): Change error message locus
655 information to include location of mismatching
656 declaration.
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.
666
6672008-10-30 Diego Novillo <dnovillo@google.com>
668
669 * lto.c (lto_read_decls): Declare debug_main only if
670 LTO_STREAM_DEBUGGING is enabled.
671
6722008-10-30 Simon Baldwin <simonb@google.com>
673
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.
680
6812008-10-29 Doug Kwan <dougkwan@google.com>
682
683 * lto.c (free_decl): Call lto_symtab_clear_resolution when freeing
684 DECL.
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):
690 Remove macros.
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.
696
6972008-10-24 Rafael Espindola <espindola@google.com>
698
699 * lto-function-in.c (get_resolution): Return LDPR_PREEMPTED_IR for
700 non prevailing weak symbols.
701
7022008-10-24 Rafael Espindola <espindola@google.com>
703
704 * lto-lang.c (input_cgraph_1): Iterate over nodes, not cgraph_nodes.
705
7062008-10-24 Rafael Espindola <espindola@google.com>
707
708 * lto-lang.c (input_node): Avoid casts from pointers to ints of
709 different types.
710
7112008-10-23 Simon Baldwin <simonb@google.com>
712
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.
716
7172008-10-22 Diego Novillo <dnovillo@google.com>
718 Rafael Espindola <espindola@google.com>
719
720 * lto.c (lto_resolution_read): Tidy.
721 * lto-symtab.c (lto_symtab_prevailing_decl): Do not
722 abort if RET is NULL.
723
7242008-10-22 Doug Kwan <dougkwan@google.com>
725
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.
731
7322008-10-21 Diego Novillo <dnovillo@google.com>
733
734 * lto.c: Tidy some formatting.
735 * lto.h: Likewise.
736
7372008-10-21 Simon Baldwin <simonb@google.com>
738
739 * lto-symtab.c: (lto_same_type_p): Types cannot be equal if one of
740 them is NULL (but not the other).
741
7422008-10-17 Diego Novillo <dnovillo@google.com>
743
744 * ltrans-driver: Divert output from make to a temporary file.
745 Show it if the call to make failed.
746
7472008-10-15 Diego Novillo <dnovillo@google.com>
748
749 * lto.c (lto_wpa_write_files): Reformat do-while loop.
750 Do not print TEMP_FILENAME
751 * ltrans-driver: Call make with -s.
752
7532008-10-15 Diego Novillo <dnovillo@google.com>
754
755 * lto-symtab.c (lto_symtab_merge_decl): Do not force
756 TREE_STATIC on global symbols.
757
7582008-10-14 Ollie Wild <aaw@google.com>
759
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.
768
7692008-10-14 Diego Novillo <dnovillo@google.com>
770
771 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Disable transformation
772 of program name.
773
7742008-10-13 Ollie Wild <aaw@google.com>
775
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.
779
7802008-10-08 Doug Kwan <dougkwan@google.com>
781
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
788 lto_fixup_tree.
789 (lto_fixup_state_aux): Change AUX to point to an lto_fixup_data_t
790 object.
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.
794
7952008-10-08 Rafael Espindola <espindola@google.com>
796
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.
803
8042008-10-06 Rafael Espindola <espindola@google.com>
805
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.
810
8112008-10-03 Rafael Espindola <espindola@google.com>
812
813 * lto.c (lto_fixup_tree, lto_fixup_state): Fix the FIXME.
814
8152008-10-03 Rafael Espindola <espindola@google.com>
816
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.
823 (free_decl): New.
824 (lto_fixup_decls): New.
825 (lto_main): Call lto_fixup_decls.
826
8272008-10-02 Ollie Wild <aaw@google.com>
828
829 * lang.opt (fltrans): Moved from common.opt. Remove RejectNegative
830 and Init.
831 (fwpa): Moved from common.opt. Remove RejectNegative and Init.
832 * lto-lang.c (lto_post_options): Add validation and fixups for
833 -fltrans and -fwpa.
834
8352008-10-02 Rafael Espindola <espindola@google.com>
836
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.
840
8412008-09-30 Rafael Espindola <espindola@google.com>
842
843 * lto-symtab.c (lto_symtab_compatible): Remove the check for already
844 defined symbols.
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.
851
8522008-09-30 Rafael Espindola <espindola@google.com>
853
854 * lto.c (lto_read_decls): Use new input_tree signature.
855
8562008-09-26 Doug Kwan <dougkwan@google.com>
857
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
861 merging.
862
8632008-09-25 Rafael Espindola <espindola@google.com>
864
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.
874
8752008-09-25 Ollie Wild <aaw@google.com>
876
877 * lang.opt (fltrans-output-list=): New option.
878 * lto.c (lto_execute_ltrans): Output file names to ltrans_output_list.
879
8802008-09-25 Rafael Espindola <espindola@google.com>
881
882 * lto.c (lto_resolution_read): Initialize ret;
883
8842008-09-24 Ollie Wild <aaw@google.com>
885
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.
898
8992008-09-24 Rafael Espindola <espindola@google.com>
900
901 * Make-lang.in (LTO_OBJS): Add lto/common.o.
902 (lto/lto.o): Depend on lto/common.h.
903 (lto/common.o): New.
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.
917 Read resolution.
918 * lto.h (resolution_file_name): New.
919
9202008-09-23 Rafael Espindola <espindola@google.com>
921
922 * common.c: Update description.
923 * common.h: Update description.
924
9252008-09-23 Rafael Espindola <espindola@google.com>
926
927 * common.c: Moved from lto-plugin.
928 * common.h: Moved from lto-plugin.
929
9302008-09-22 Doug Kwan <dougkwan@google.com>
931
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
941 unconditionally.
942
9432008-09-19 Doug Kwan <dougkwan@google.com>
944
945 lto.c (lto_main): Remove unsued wrapper code.
946 lang-specs.h (@lto): Use lto1_options instead of cc1_options.
947
9482008-09-19 Rafael Espindola <espindola@google.com>
949
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.
954
9552008-09-17 Paolo Bonzini <bonzini@gnu.org>
956 Rafael Avila de Espindola <espindola@google.com>
957
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.
965
9662008-09-11 Diego Novillo <dnovillo@google.com>
967
968 * lto-lang.c: Include except.h and libfuncs.h.
969 (lto_init_eh): New.
970 (lto_init): Call it.
971 Set flag_generate_lto to 0.
972 * Make-lang.in (lto-lang.o): Add dependency on except.h
973 and libfuncs.h.
974
9752008-09-09 Bill Maddox <maddox@google.com>
976
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.
984
9852008-09-08 Diego Novillo <dnovillo@google.com>
986
987 * lto-lang.c (lto_global_bindings_p): Return 1 during
988 IPA passes.
989
9902008-09-07 Diego Novillo <dnovillo@google.com>
991
992 * lto.c: Tidy formatting.
993
9942008-08-04 Bill Maddox <maddox@google.com>
995
996 * lto-symtab.c (lto_symtab_merge_decl): Add comment.
997
9982008-09-03 Doug Kwan <dougkwan@google.com>
999
1000 lto.c (lto_add_all_inlinees): Reset FAILED_REASON of edges to
1001 CIF_OK instead of NULL.
1002
10032008-09-02 Diego Novillo <dnovillo@google.com>
1004 Simon Baldwin <simonb@google.com>
1005
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.
1011
10122008-08-29 Diego Novillo <dnovillo@google.com>
1013
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.
1032
10332008-08-28 Diego Novillo <dnovillo@google.com>
1034
1035 * Make-lang.in (lto-lang.o): Replace tree-gimple.h with
1036 $(GIMPLE_H).
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
1041 TREE_CHAIN.
1042
10432008-08-27 Doug Kwan <dougkwan@google.com>
1044
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):
1051 New functions.
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.
1061
10622008-08-26 Bill Maddox <maddox@google.com>
1063
1064 * lto-lang.c Include tree-gimple.h.
1065 (lto_mark_addressable): Call mark_addressable rather than
1066 asserting.
1067 (lto_post_options): Suppress debug info generation.
1068 * Make-lang.in: Add dependency of lto-lang.o on tree-gimple.h.
1069
10702008-08-25 Bill Maddox <maddox@google.com>
1071
1072 * lto-symtab.c (lto_symtab_merge_decl): Remove a suspect
1073 assertion and leave an explanatory comment in its place.
1074
10752008-08-21 Doug Kwan <dougkwan@google.com>
1076
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.
1083 (lto/lto.o): Same.
1084 (lto-symtab.c): Merge (revision 139039)
1085 * lto-symtab.c (lto_symtab_merge_decl): Merge DECL_RESULT.
1086
10872008-08-21 Rafael Espindola <espindola@google.com>
1088
1089 * config-lang.in (target_libs): New.
1090
10912008-08-20 Bill Maddox <maddox@google.com>
1092
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
1096 gt-lto-lto.h.
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
1103 gtfiles.
1104
11052008-08-20 Bill Maddox <maddox@google.com>
1106
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.
1111
11122008-08-09 Bill Maddox <maddox@google.com>
1113
1114 * lto.c (preload_common_nodes): Verify that fileptr_type_node
1115 has not been set to a front-end-specific value.
1116
11172008-08-05 Doug Kwan <dougkwan@google.com>
1118
1119 * Make-lang.in (lto-symtab.o): Add missing dependencies to fix
1120 build breakage.
1121
11222008-07-30 Bill Maddox <maddox@google.com>
1123
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.
1127 Tidy up comments.
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.
1133 Tidy up comments.
1134
11352008-07-25 Diego Novillo <dnovillo@google.com>
1136 Bill Maddox <maddox@google.com>
1137
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
1144
11452008-07-13 Bill Maddox <maddox@google.com>
1146
1147 * lto.c (lto_read_decls): Cast pointer to const char * to avoid
1148 unwanted scaling during pointer addition.
1149
11502008-07-11 Bill Maddox <maddox@google.com>
1151 Diego Novillo <dnovillo@google.com>
1152
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.
1164
11652008-07-11 Diego Novillo <dnovillo@google.com>
1166
1167 * Make-lang.in (lto-warn): Define.
1168
11692008-07-03 Simon Baldwin <simonb@google.com>
1170
1171 * lto.c (lto_read_decls): Wrapped debug-only data items within #ifdef
1172 LTO_STREAM_DEBUGGING.
1173
11742008-06-27 Ollie Wild <aaw@google.com>
1175
1176 * lto-elf.c (lto-section-out.h): New include.
1177 (struct lto_elf_file): Remove bits member. Add scn, shstrtab_stream,
1178 and data members.
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
1215 declarations.
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.
1220
12212008-06-12 Ollie Wild <aaw@google.com>
1222
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
1230 lto_file_init call.
1231 (lto_elf_find_section_data): Remove.
1232
12332008-06-11 Ollie Wild <aaw@google.com>
1234
1235 * lto.c (lto_file_read): Add const qualifier to data variable.
1236
12372008-06-11 Diego Novillo <dnovillo@google.com>
1238
1239 Merge from lto-streamber sub-branch.
1240
1241 2008-06-04 Ollie Wild <aaw@google.com>
1242
1243 * lto.c: Remove inclusion of dwarf2.h and dwarf2out.h.
1244 * Make-lang.in (lto.o): Remove dependency on dwarf2.h.
1245
1246 2008-05-28 Bill Maddox <maddox@google.com>
1247
1248 Replace the DWARF reader in the LTO front-end.
1249
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,
1263 lto_get_file_name,
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):
1298 Removed.
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.
1315 (lto_ref): Removed.
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):
1330 New functions.
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.
1334
13352008-06-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1336 Jan Hubicka <jh@suse.cz>
1337
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
1344 lto_main.
1345 (page_mask): New variable.
1346 (lto_read_section_data, get_section_data, free_section_data): New
1347 functions.
1348 (lto_main): Now calls pass manager, sets the hooks so that the ipa
1349 passes can get the section data.
1350
13512008-05-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1352
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.
1365
1366
13672008-05-16 Ollie Wild <aaw@google.com>
1368
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).
1374
13752008-05-13 Diego Novillo <dnovillo@google.com>
1376
1377 * lto-function-in.c (input_ssa_names): Call
1378 make_ssa_name_fn instead of make_ssa_name.
1379
13802008-05-12 Diego Novillo <dnovillo@google.com>
1381
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
1385 STRUCT_FIELD_TAG.
1386
13872008-05-09 Ollie Wild <aaw@google.com>
1388
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
1393 lto_init_options.
1394 (LANG_HOOKS_INIT_OPTIONS): Define.
1395 (LANG_HOOKS_HANDLE_OPTION): Define.
1396
13972008-04-29 Ollie Wild <aaw@google.com>
1398
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.
1410
14112008-04-16 Ollie Wild <aaw@google.com>
1412
1413 * lto-function-in.c (input_type_ref): Updated function description.
1414
14152008-04-16 Ollie Wild <aaw@google.com>
1416
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.
1420
14212008-04-16 Ollie Wild <aaw@google.com>
1422
1423 * lto.c (lto_materialize_function): Use DECL_ASSEMBLER_NAME to compute
1424 section name
1425
14262008-04-16 Ollie Wild <aaw@google.com>
1427
1428 * lto.c (lto_read_compile_unit_DIE): Add DW_LANG_C_plus_plus to the
1429 list of supported languages.
1430
14312008-03-25 Kenneth Zadeck <zadeck@naturalbridge.com>
1432
1433 Merge with mainline @133491.
1434
14352008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1436 Jan Hubicka <jh@suse.cz>
1437
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
1448 dependencies.
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,
1456 lto_input_cgraph):
1457 New function.
1458 * lto-section-in.c (lto_read_section_data, lto_get_section_data):
1459 New functions.
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
1466 edges.
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.
1470
1471
14722008-02-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1473
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
1477 a parameter.
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
1484 differently.
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
1502 structure.
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.
1508
15092008-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1510
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.
1518
15192008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1520
1521 * lto-elf.c (lto_elf_lookup_sym): Remove unused function.
1522 (lto_elf_free_sym): Likewise.
1523
1524 * lto-elf.c (lto_elf_read_var_init): Remove unused function.
1525 (lto_elf_build_init): Likewise.
1526
15272008-01-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1528
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
1533 lto_input_uleb128.
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
1537 lto_input_sleb128.
1538 (input_integer): Moved to lto-section-in.c and renamed
1539 lto_input_integer.
1540 (debug_in_fun): Moved to lto-section-in.c and renamed
1541 lto_debug_in_fun.
1542 (input_block): Moved to lto-section-in.h and renamed
1543 lto_input_block.
1544 (input_expr_operand): Fixed to allow lists with more than one
1545 element.
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.
1550
15512007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1552
1553 * lto-read.c (input_expr_operand): Mark static and external
1554 VAR_DECLs as needed.
1555
15562007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1557
1558 * lto-read.c (input_integer): Use the correct shift amount.
1559
15602007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1561
1562 * lto-lang.c (lto_pushdecl): Do nothing instead of aborting.
1563 (LANG_HOOKS_NAME): Define.
1564
15652007-12-27 Nathan Froyd <froydnj@codesourcery.com>
1566
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.
1574
15752007-12-24 Nathan Froyd <froydnj@codesourcery.com>
1576
1577 * lto.c (lto_read_structure_union_class_type_DIE): Set TYPE_MODE
1578 and TYPE_ALIGN on UNION_TYPEs as soon as possible.
1579
15802007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1581
1582 * lto-lang.c (lto_types_compatible_p): New function.
1583 (LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
1584
15852007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1586 Kenneth Zadeck <zadeck@naturalbridge.com>
1587
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.
1591
15922007-12-21 Nathan Froyd <froydnj@codesourcery.com>
1593
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.
1598
15992007-12-19 Doug Kwan <dougkwan@google.com>
1600
1601 * lto.c (lto_read_base_type_DIE): Handle complex integer types.
1602
16032007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1604
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.
1608
16092007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1610
1611 * lto.c (lto_read_subroutine_type_subprogram_DIE): Initialize
1612 'declaration'. Set the assembler name for non-public functions.
1613
16142007-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1615
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
1619 parameters.
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.
1623
16242007-12-13 Doug Kwan <dougkwan@google.com>
1625
1626 * lto.c (lto_read_pointer_reference_type_DIE): Handle optional name
1627 in pointer and reference types.
1628
16292007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1630
1631 * lto-read.c (input_expr_operand): Use DECL_RESULT when reading a
1632 RESULT_DECL.
1633
16342007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1635
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
1646 necessary.
1647
16482007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1649
1650 * lto-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1651
16522007-12-12 Bill Maddox <maddox@google.com>
1653
1654 Revert
1655 2007-12-07 Bill Maddox <maddox@google.com>
1656
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.
1666
1667 * lto-elf.c (lto_elf_file_open): Read raw section data
1668 for the .debug_str section, if present.
1669
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.
1673
16742007-12-07 Bill Maddox <maddox@google.com>
1675
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.
1685
1686 * lto-elf.c (lto_elf_file_open): Read raw section data
1687 for the .debug_str section, if present.
1688
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.
1692
16932007-12-07 Nathan Froyd <froydnj@codesourcery.com>
1694
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.
1698
16992007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1700
1701 * lto.c (lto_read_DIE): Set TYPE_ALIAS_SET where necessary.
1702
17032007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1704
1705 * lto.c (lto_read_form): Add DW_cl_address for DW_AT_const_value.
1706
17072007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1708
1709 * lto-read.c (input_expr_operand): Don't check for MTAGs.
1710 (lto_read_body): Don't declare PROP_alias.
1711
17122007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1713
1714 * lto-symtab.c (lto_symtab_merge_decl): Handle FUNCTION_DECLs without
1715 argument type information.
1716
17172007-12-03 Nathan Froyd <froydnj@codesourcery.com>
1718
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.
1732
17332007-11-30 Nathan Froyd <froydnj@codesourcery.com>
1734
1735 * lto.c (lto_materialize_function): Add FIXME.
1736
17372007-11-29 Nathan Froyd <froydnj@codesourcery.com>
1738
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.
1744
17452007-11-28 Nathan Froyd <froydnj@codesourcery.com>
1746
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
1754 TREE_ADDRESSABLE.
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.
1767
17682007-11-21 Nathan Froyd <froydnj@codesourcery.com>
1769
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
1774 public.
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
1779 equivalency.
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.
1786
17872007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1788
1789 * lto-read.c (input_expr_operand): Get types right
1790 for COMPLEX_CST.
1791
17922007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1793
1794 * lto-read.c (make_new_block, input_cfg): Properly set
1795 n_basic_blocks.
1796
17972007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1798
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.
1801
18022007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1803
1804 * lto.c (lto_read_base_type_DIE): Use make_bitfield_integer_type to
1805 construct the integer type for bitfields.
1806
18072007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1808
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.
1816
18172007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1818
1819 * lto.c (lto_read_subroutine_type_subprogram_DIE): Fix thinko'd
1820 DECL_CONTEXT.
1821
18222007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1823
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
1831 definition.
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.
1839
18402007-11-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1841
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.
1848
18492007-11-13 Diego Novillo <dnovillo@google.com>
1850
1851 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
1852 Initialize ARTIFICIAL.
1853 (lto_read_subroutine_type_subprogram_DIE): Initialize
1854 SAVED_SCOPE.
1855 * lto-read.c (set_line_info): Remove ; from calls to
1856 LINEMAP_POSITION_FOR_COLUMN.
1857
18582007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1859
1860 * lto-read.c (input_type_ref): Renamed from get_type_ref.
1861 (input_expr_operand, input_local_var): Renamed get_type_ref to
1862 input_type_ref.
1863 (input_expr_operand): Get the types correct for
1864 vector-cst. Get SSA_NAME_DEF_STMT correct for return_exprs.
1865
18662007-11-13 Doug Kwan <dougkwan@google.com>
1867
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
1874 wide enough.
1875
18762007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1877
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.
1883
18842007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1885
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
1892 nodes.
1893 (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define.
1894
18952007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1896
1897 * lto-read.c (input_expr_operand): Added code to properly handle
1898 index filed. Added new RANGE_EXPR case.
1899
19002007-11-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1901
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
1908 numbers too.
1909
19102007-11-09 Doug Kwan <dougkwan@google.com>
1911
1912 * lto-read.c (input_expr_operand): Change type of operand 2 of
1913 BIT_FIELD_REF expression to be bitsizetype instead of sizetype.
1914
19152007-11-09 Nathan Froyd <froydnj@codesourcery.com>
1916
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
1921 the new decl to...
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.
1927
19282007-11-08 Nathan Froyd <froydnj@codesourcery.com>
1929
1930 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
1931 DW_AT_decl_line.
1932 * lto-symtab.c (lto_symtab_merge_decl): Handle redefinition of a
1933 builtin specially. Move check for attribute compatibility
1934 earlier.
1935
19362007-11-07 Nathan Froyd <froydnj@codesourcery.com>
1937
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
1944 in GC memory.
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
1950 in GC memory.
1951 (current_lto_file): New variable.
1952 (lto_main): Use it.
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.
1959
19602007-11-06 Alon Dayan <alond@il.ibm.com>
1961 Kenneth Zadeck <zadeck@naturalbridge.com>
1962
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.
1967
19682007-11-05 Nathan Froyd <froydnj@codesourcery.com>
1969
1970 * lto.c (lto_read_structure_union_class_type_DIE): Use proper record
1971 layout functions to compute information about the newly constructed
1972 type.
1973
19742007-11-02 Nathan Froyd <froydnj@codesourcery.com>
1975
1976 * lto-read.c (input_expr_operand): Change the LTO_return_expr1
1977 case to use DECL_RESULT if necessary.
1978
19792007-11-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1980
1981 * lto-read.c (input_tree_list): Removed.
1982 (input_tree_flags): Added parameter to force flags no matter what
1983 tree code.
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.
1990
19912007-10-31 Nathan Froyd <froydnj@codesourcery.com>
1992
1993 * lto.c (lto_read_typedef_DIE): Fix comment typo.
1994 (lto_resolve_typedecl_ref): Fetch the referred-to type and build a fake
1995 TYPE_DECL for it.
1996 * lto-read.c (lto_read_body): Use correct sizes for calculating
1997 type_decls_offset and types_offset.
1998
19992007-10-30 Nathan Froyd <froydnj@codesourcery.com>
2000
2001 * lto-tree.h (union lang_tree_node): Change GTY description to chain
2002 with GENERIC_NEXT.
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.
2008
20092007-10-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2010
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
2025 clear_line_number.
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.
2029
2030
20312007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2032
2033 * lto.h (lto_resolve_typedecl_ref): Declare.
2034 * lto.c (lto_resolve_typedecl_ref): New function.
2035
20362007-10-29 Mark Mitchell <mark@codesourcery.com>
2037 Nathan Froyd <froydnj@codesourcery.com>
2038
2039 * lto.c (lto_read_subroutine_type_subprogram_DIE): Read the child
2040 DIEs even if we find an abstract origin for this DIE.
2041
20422007-10-29 Nathan Froyd <froydnj@codesourcery.com>
2043
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.
2047
20482007-10-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2049
2050 * lto-read.c (input_expr_operand): Give label_values the proper
2051 context and provide switch statements with a default type.
2052
20532007-10-23 Nathan Froyd <froydnj@codesourcery.com>
2054
2055 * lto-read.c (lto_read_body): Move call to init_ssa_operands...
2056 * lto.c (lto_materialize_function): ...to here.
2057
20582007-10-22 Nathan Froyd <froydnj@codesourcery.com>
2059
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.
2070
20712007-10-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2072
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
2081 input_tree_flags.
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.
2086
20872007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2088
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.
2094
20952007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2096
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.
2108
21092007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2110
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.
2117
21182007-10-18 Nathan Froyd <froydnj@codesourcery.com>
2119
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.
2123
21242007-10-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2125
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.
2130
21312007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2132
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.
2137
21382007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2139
2140 * lto-read.c (input_expr_operand): Remove case.
2141
21422007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2143
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
2151 basic_block_info.
2152
21532007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2154
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.
2161
2162
21632007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2164
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
2171 written.
2172 (dump_debug_stream): Also print char in hex.
2173 (debug_out_fun): Fix signed unsigned mismatch.
2174
21752007-10-10 Nathan Froyd <froydnj@codesourcery.com>
2176
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.
2184
21852007-10-05 Nathan Froyd <froydnj@codesourcery.com>
2186
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
2206 the DIE.
2207 (lto_resolve_fn_ref): Delete trailing whitespace.
2208
22092007-09-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2210
2211 * lto-read.c (input_expr_operand): Added type for STRING_CST.
2212
22132007-09-10 Nathan Froyd <froydnj@codesourcery.com>
2214
2215 * lto-read.c (lto_read): Set the type of the newly created CALL_EXPR.
2216
22172007-09-07 Nathan Froyd <froydnj@codesourcery.com>
2218
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.
2223
22242007-09-06 Jim Blandy <jimb@codesourcery.com>
2225
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
2233 initializers.
2234 (lto_elf_find_section_data): Quietly return NULL if the section is
2235 missing.
2236 (lto_elf_file_open): Check for a NULL from lto_elf_find_section_data.
2237
2238 * lto-elf.c (lto_elf_find_section_data): Remove dead code.
2239
2240 * lto-read.c (lto_read_body): Doc fix.
2241
22422007-08-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2243
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.
2254
2255
22562007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2257
2258 * lto-read.c (input_expr_operand): Assert that there really is a
2259 FUNCTION_DECL.
2260 (input_globals): Removed checks on 0 section.
2261
22622007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2263
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.
2272
22732007-08-17 Jim Blandy <jimb@codesourcery.com>
2274
2275 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Remove
2276 ATTRIBUTE_UNUSED from 'die' formal.
2277
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.
2287
22882007-08-16 Jim Blandy <jimb@codesourcery.com>
2289
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.
2294
22952007-08-15 Jim Blandy <jimb@codesourcery.com>
2296
2297 * lto-read.c (lto_read_var_init): Mark arguments as unused.
2298
22992007-08-07 Jim Blandy <jimb@codesourcery.com>
2300
2301 * lto.c (lto_read_form): Complete attr_classes table.
2302 (DWARF2_form_data): Doc fix.
2303
23042007-08-05 Mark Mitchell <mark@codesourcery.com>
2305
2306 * lto.h (lto_file_vtable): Remove read_var_init. Add map_var_init
2307 and unmap_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.
2315
2316 * lto.c (lto_read_form): Add entry for DW_AT_inline.
2317
23182007-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2319
2320 * lto-read.c (lto_read_function_body): Moved declaration of fn
2321 outside of ifdef.
2322
23232007-08-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2324
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.
2330
2331
23322007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2333
2334 * lto-read.c (input_globals): Remove debugging.
2335 (input_function): Set DECL_ARGUMENTS.
2336
2337
23382007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2339
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.
2347
2348
23492007-07-24 Mark Mitchell <mark@codesourcery.com>
2350
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
2356 parameter types.
2357 (lto_read_abbrev): New function.
2358 (lto_read_subroutine_type_subprogram_DIE): Make two passes over
2359 child DIEs.
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.
2371
23722007-07-19 Jan Hubicka <jh@suse.cz>
2373
2374 * lto-read.c (lto_read_function_body): Produce empty scope block
2375 to avoid crash.
2376
23772007-07-18 Mark Mitchell <mark@codesourcery.com>
2378
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.
2382
23832007-07-13 Kenneth Zadeck <zadeck@naturalbridge.com>
2384
2385 * lto-read.c (input_list, input_expr_operand): Added struct
2386 function parameter.
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
2390 synthsyzing it.
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.
2398
2399
24002007-06-28 Mark Mitchell <mark@codesourcery.com>
2401
2402 * lto.h (lto_file_vtable): Add read_var_init.
2403 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Read
2404 initializers.
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).
2421
24222007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2423
2424 * lto-read (make_new_block): Initialize the stmt_list.
2425 (lto_static_init_local): Add debugging for missing codes.
2426
24272007-06-26 Mark Mitchell <mark@codesourcery.com>
2428
2429 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
2430 unprototyped functions.
2431
24322007-06-23 Mark Mitchell <mark@codesourcery.com>
2433
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
2437 compilation errors.
2438 (lto_main): Remove incorrect assertions.
2439 * lto-symbtab.c: Build function types out of TREE_LISTs.
2440
2441 * lto-elf.c (<libelf>): Check for HAVE_LIBELF_H.
2442
2443 * Make-lang.in (LTO_OBJS): Depend on attribs.o.
2444
24452007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2446
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.
2453
2454
24552007-03-14 Robert Kennedy <jimbob@google.com>
2456
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.
2461
24622006-09-10 Mark Mitchell <mark@codesourcery.com>
2463
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,
2471 DW_AT_frame_base.
2472 (lto_read_subroutine_type_subprogram_DIE): New function.
2473 (lto_read_DIE): Fill in entries for DW_TAG_subroutine_type and
2474 DW_TAG_subprogram.
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.
2485
24862006-09-03 Mark Mitchell <mark@codesourcery.com>
2487
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.
2501
25022006-08-18 Mark Mitchell <mark@codesourcery.com>
2503
2504 * lang-specs.h: New file.
2505
25062006-08-14 Mark Mitchell <mark@codesourcery.com>
2507
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.
2524
25252006-07-09 Mark Mitchell <mark@codesourcery.com>
2526
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
2538 first DIE.
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.
2547
25482006-07-02 Daniel Berlin <dberlin@dberlin.org>
2549
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
2563 argument.
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
2577 lto_info_fd *.
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
2587 necessary.
2588 * lto.h (DWARF2_CompUnit): New structure.
2589 (lto_info_fd): Ditto.
2590 (lto_file): Change debug_info to be an lto_info_fd.
2591
25922006-06-25 Mark Mitchell <mark@codesourcery.com>
2593
2594 * lto.c (toplev.h): Include it.
2595 (dwarf2.h): Likewise.
2596 (tree.h): Likewise.
2597 (tm.h): Likewise.
2598 (cgraph.h): Likewise.
2599 (ggc.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.
2645 (lto_fd): New type.
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.
2650
26512006-06-18 Mark Mitchell <mark@codesourcery.com>
2652
2653 * lto.h: New file.
2654 * lto.c: New file.
2655 * lto-elf.c: New file.
2656 * lto-lang.c (flags.h): Include it.
2657 (lto.h): Likewise.
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.
2668
26692006-06-12 Mark Mitchell <mark@codesourcery.com>
2670
2671 * config-lang.in: New file.
2672 * Make-lang.in: Likewise.
2673 * lto-tree.h: Likewise.
2674 * lto-lang.c: Likewise.
2675
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