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2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
[thirdparty/gcc.git] / gcc / lto / ChangeLog
CommitLineData
f5a023c5 12009-10-30 Richard Guenther <rguenther@suse.de>
2
3 PR lto/41858
4 * lto.c (lto_file_read): Do not set file_data->fd.
5 (lto_read_section_data): Use a single-entry file-descriptor cache.
6 Do not check the result of xmalloc.
7 (free_section_data): Do not use file_data->fd.
8 (lto_read_all_file_options): Likewise.
9
21ce3cc7 102009-10-22 Richard Guenther <rguenther@suse.de>
11
12 * lto.c (lto_fixup_jump_functions): Remove.
13 (lto_fixup_decls): Do not fixup jump functions.
14 (read_cgraph_and_symbols): Schedule cgraph merging after
15 summary reading. Schedule type and decl fixup before
16 summary reading.
17
5575303a 182009-10-22 Richard Guenther <rguenther@suse.de>
19
20 * lto.c (lto_fixup_data_t): Remove free_list member.
21 (lto_fixup_tree): Do not insert into free_list.
22 (free_decl): Remove.
23 (lto_fixup_decls): Remove free-list handling.
24
8867b500 252009-10-22 Jan Hubicka <jh@suse.cz>
26
27 * lto.c (lto_fixup_jump_functions): New function.
28 (lto_fixup_decls): Use it.
29
b787522e 302009-10-16 Richard Guenther <rguenther@suse.de>
31
32 PR lto/41715
33 * lto.c (lto_fixup_tree): Revert last change.
34
bc0ed27c 352009-10-14 Richard Guenther <rguenther@suse.de>
36
37 * lto.c (lto_fixup_tree): In case the prevailing decl is not
38 compatible with the one we replace wrap it around a
39 VIEW_CONVERT_EXPR.
40
c515f146 412009-10-09 Richard Guenther <rguenther@suse.de>
42
43 PR lto/41635
44 PR lto/41636
45 * lto.c (read_cgraph_and_symbols): Do not assert we can open
46 a file.
47 * lto-elf.c (init_shdr##BITS): Fix i18n problems.
48 (init_ehdr##BITS): Likewise.
49
48cf7037 502009-10-08 Joseph Myers <joseph@codesourcery.com>
51
52 * lto-elf.c (init_shdr##BITS, lto_elf_begin_section_with_type,
53 init_ehdr##BITS, lto_elf_file_close): Remove trailing "." from
54 diagnostics.
55 * lto-lang.c (lto_post_options): Remove trailing "." from
56 diagnostics.
57
7366cbe7 582009-10-08 Richard Guenther <rguenther@suse.de>
59
60 * lto.c (read_cgraph_and_symbols): Free the gimple type merging
61 hash tables.
62
7c3f71c3 632009-10-07 Joseph Myers <joseph@codesourcery.com>
64
65 * lto.c: Only include <sys/mman.h> if HAVE_MMAP_FILE.
66
59dd4830 672009-10-07 Jan Hubicka <jh@suse.cz>
68
69 * lto.c (read_cgraph_and_symbols): Mark functions neccesary only at
70 ltrans stage; explain why this is needed and should not.
71
fd193bcd 722009-10-05 Richard Guenther <rguenther@suse.de>
73
74 PR lto/41552
75 PR lto/41487
76 * lto.c (lto_read_decls): Do not register deferred decls.
77 (read_cgraph_and_symbols): Delay symbol and cgraph merging
78 until after reading the IPA summaries.
79
7bfefa9d 802009-10-02 Rafael Avila de Espindola <espindola@google.com>
81
82 * Make-lang.in (lto/lto-lang.o): Don't depend on lto/common.h.
83 (lto-lang.c): Don't include lto/common.h.
84
852009-10-02 Rafael Avila de Espindola <espindola@google.com>
86
87 * Make-lang.in (LTO_OBJS): Remove lto/common.o.
88 (lto/common.o): Remove.
89 * common.c: Remove.
90 * common.h (lto_kind_str): Remove.
91 (lto_visibility_str): Remove.
92 (lto_resolution_str): Make it static.
93
942009-10-01 Diego Novillo <dnovillo@google.com>
95
96 * lto.c (lto_read_decls): Add comment.
97 Call internal_error instead of gcc_assert.
98 (lto_resolution_read): Likewise.
99 (lto_add_all_inlinees): Tidy.
100 * Make-lang.in: Fix copyright boilerplate.
101 (lto.pdf): New.
102 (lto.install-pdf): New.
103 * lto-tree.h: Fix copyright boilerplate.
104 * lang-specs.h: Likewise.
105 Remove ".lto" entry from compilers fragment.
106 * lto-elf.c: Move inclusion of gelf.h after config.h.
107 Tidy formatting everywhere.
108 * lto.h: Fix copyright boilerplate.
109 Tidy formatting everywhere.
110 * common.c: Likewise.
111 * config-lang.in: Likewise.
112 * common.h: Likewise.
113 * lto-lang.c: Likewise.
114
1152009-10-01 Richard Guenther <rguenther@suse.de>
116
117 * lto.c (lto_read_section_data): Use plain lseek/read.
118
1192009-10-01 Richard Guenther <rguenther@suse.de>
120
121 * lto.c (LTO_MMAP_IO): Define if we can mmap files and
122 use sysconf to query the system page size.
123 (lto_file_read): Implement fallback using stdio.
124 (free_section_data): Likewise.
125
1262009-09-29 Diego Novillo <dnovillo@google.com>
127
128 * lto-lang.c (lto_init): Really fix call to
129 build_common_builtin_nodes.
130
1312009-09-29 Diego Novillo <dnovillo@google.com>
132
133 * lto-lang.c (lto_init): Fix call to
134 build_common_builtin_nodes.
135
1362009-09-29 Richard Guenther <rguenther@suse.de>
137
138 PR lto/40754
139 * lto-elf.c (init_shdr##BITS): Properly specify alignment
140 in bytes.
141 (first_data_block): New static variable.
142 (lto_elf_append_data): Align the first data block in each
143 section.
144
1452009-09-28 Diego Novillo <dnovillo@google.com>
146
147 * lto-lang.c: Tidy. Remove stale FIXME lto markers.
148 * lto.c (strip_extension): New.
149 (get_filename_for_set): Call it. Do not call make_cwd_temp_file.
150 (lto_execute_ltrans): Tidy.
151 Do not pass -fwpa nor -fltrans-* to LTRANS.
152 * opts.c: Tidy formatting and remove stale FIXME lto markers.
153 * tree.c (need_assembler_name_p): Call
154 lang_hooks.decls.may_need_assembler_name_p if set.
155 * varasm.c (default_binds_local_p_1): Remove check for
156 flag_ltrans.
157 * varpool.c (decide_is_variable_needed): Do not test for
158 in_lto_p.
159
1602009-09-22 Richard Guenther <rguenther@suse.de>
161
162 PR lto/39276
163 * lto.c (lto_execute_ltrans): Perform ltrans phase manually.
164 * Make-lang.in: Remove ltrans-driver stuff.
165 * config-lang.in: Likewise.
166 * lang.opt (fltrans-driver): Remove.
167 * lto-lang.c (lto_init_options): Remove code initializing
168 ltrans_driver.
169 * ltrans-driver: Remove.
170
1712009-09-21 Diego Novillo <dnovillo@google.com>
172
173 * lto-lang.c (lto_define_builtins): Remove superfluous
174 calls to targetm.init_builtins and build_common_builtin_nodes.
175 (lto_init): Add targetm.arm_eabi_unwinder as parameter to
176 build_common_builtin_nodes.
177 * lto.c (lto_materialize_function): Do nothing if NODE is a
178 clone.
179
1802009-09-03 Diego Novillo <dnovillo@google.com>
181
182 * lto-elf.c (validate_file): Replace call to
183 elf_getshstrndx with call to elf_getshdrstrndx.
184
1852009-08-19 Richard Guenther <rguenther@suse.de>
186
187 * lto-lang.c (lto_init): Merge char_type_node with the
188 appropriately signed variant.
189
1902009-08-19 Richard Guenther <rguenther@suse.de>
191
192 PR lto/41071
193 * lto.c (lto_fixup_common): Re-build the pointer-to chain part one.
194 (lto_fixup_type): Re-build the pointer-to chain part two.
195
1962009-08-19 Richard Guenther <rguenther@suse.de>
197
198 PR lto/41071
199 * lto.c (lto_fixup_type): Re-build the type variant chain.
200
2012009-08-19 Richard Guenther <rguenther@suse.de>
202
203 PR lto/41071
204 * lto.c (lto_fixup_constructor): New function.
205 (lto_fixup_tree): Replace all types. Properly fixup
206 constructors and constants.
207
2082009-08-14 Richard Guenther <rguenther@suse.de>
209
210 * lto.c (read_cgraph_and_symbols): Exchange TREE_CHAIN use
211 for DECL_LANG_SPECIFIC.
212
2132009-08-13 Richard Guenther <rguenther@suse.de>
214
215 PR lto/41032
216 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define to NULL.
217
2182009-07-30 Richard Guenther <rguenther@suse.de>
219
220 PR lto/40903
221 * lto.c (read_cgraph_and_symbols): After fixing up decls choose
222 the largest decl for output and free TREE_CHAIN for further
223 use.
224
2252009-07-24 Diego Novillo <dnovillo@google.com>
226
227 * Make-lang.in: Add empty lto.install-plugin target.
228
2292009-07-13 Diego Novillo <dnovillo@google.com>
230
231 * lto.c (lto_fixup_tree): Handle IMPORTED_DECL.
232
2332009-07-11 Richard Guenther <rguenther@suse.de>
234
235 * lto-lang.c (lto_write_globals): Wrapup global decls.
236
2372009-07-10 Richard Guenther <rguenther@suse.de>
238
239 * lto-lang.c (lto_init): Allocate one more location to make
240 BUILTINS_LOCATION correct.
241
2422009-07-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
243
244 * lto.c (free_section_data): Cast computed_offset to caddr_t.
245
2462009-07-06 Diego Novillo <dnovillo@google.com>
247
248 * lto.c (lto_fixup_type): Fixup TYPE_SIZE and
249 TYPE_SIZE_UNIT.
250
2512009-07-06 Diego Novillo <dnovillo@google.com>
252
253 * lto.c (preload_common_nodes): Remove.
254 (lto_read_in_decl_state): Call lto_streamer_cache_get.
255 (lto_read_decls): Call lto_data_in_create and
256 lto_data_in_delete.
257 (free_decl): Do not call ggc_free.
258 (lto_main): Call lto_init_reader.
259 * lto-lang.c (lto_type_for_size): Handle intTI_type_node.
260 (lto_init): Initialize main_identifier_node if needed.
261 Make ptrdiff_type_node be integer_type_node.
262
2632009-06-19 Diego Novillo <dnovillo@google.com>
264
265 * lto.c: Remove code guarded by #ifdef LTO_STREAM_DEBUGGING.
266 Remove code guarded by #ifdef GLOBAL_STREAMER_TRACE.
267 Remove code guarded by #ifdef LOCAL_TRACE.
268
2692009-06-18 Diego Novillo <dnovillo@google.com>
270
271 * lto.c: Update license to GPLv3.
272 * lto-elf.c: Likewise.
273 * common.c: Likewise.
274 * lto-lang.c: Likewise.
275 * lto.h: Remove superfluous include files. Update all
276 users.
277
2782009-06-17 Diego Novillo <dnovillo@google.com>
279
280 * lto.c (read_cgraph_and_symbols): Call input_cgraph.
281
2822009-06-02 Diego Novillo <dnovillo@google.com>
283
284 * lto.c (lto_1_to_1_map): Ignore nodes that have not been
285 read in.
286 (materialize_cgraph): Only materialize nodes that have a
287 representation on file.
288
2892009-06-01 Diego Novillo <dnovillo@google.com>
290
291 * lto-lang.c (lto_handle_option): Hanlde OPT_Wabi.
292
2932009-05-31 Diego Novillo <dnovillo@google.com>
294
295 * lto-lang.c (lto_type_for_mode): Handle all the modes
296 handled in c_common_type_for_mode.
297
2982009-05-21 Diego Novillo <dnovillo@google.com>
299
300 * lto-elf.c: Always include <gelf.h>.
301 * config-lang.in (target_libs): Remove.
302 (build_by_default): Set to no.
303
3042009-05-15 Diego Novillo <dnovillo@google.com>
305
306 * lto.c (lto_materialize_function): Assert that DECL is
307 not a builtin.
308 (materialize_cgraph): Don't try to materialize builtin
309 functions.
310 * lto-section-out.c (write_symbol_vec): Do not write
311 builtin functions.
312
3132009-05-13 Diego Novillo <dnovillo@google.com>
314
315 * lto-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define.
316
3172009-05-07 Diego Novillo <dnovillo@google.com>
318
319 * lto.c (lto_resolution_read): Add type casts for C++ warnings.
320 (LTO_REGISTER_TYPE_AND_FIXUP_SUBTREE): Define.
321 (lto_fixup_type): Call it for TYPE_POINTER_TO,
322 TYPE_REFERENCE_TO, TYPE_CONTEXT and TYPE_CANONICAL.
323 (lto_fixup_tree): Call gimple_register_type when *TP is a
324 type.
325 (lto_main): Call bitmap_obstack_initialize.
326
3272009-04-22 Diego Novillo <dnovillo@google.com>
328
329 * lto.c (free_section_data): Tidy.
330 (lto_1_to_1_map): Tidy.
331 (lto_add_all_inlinees): Tidy.
332 (prefix_name_with_star): New.
333 (get_filename_for_set): New.
334 (lto_wpa_write_files): Call cgraph_node_set_needs_ltrans_p
335 to determine what cgraph node sets to write.
336 Call get_filename_for_set to compute temporary file
337 names.
338 (lto_execute_ltrans): Do not execute LTRANS on files with
339 names that start with '*'.
340 Move logic to execute LTRANS together so that LTRANS is
341 invoked only if there are any files to compile.
342 (do_whole_program_analysis): Only remove output files
343 that do not start with '*'.
344
3452009-04-06 Diego Novillo <dnovillo@google.com>
346
347 * lto-lang.c (lto_post_options): Set flag_excess_precision_cmdline.
348 * lto.c (read_cgraph_and_symbols): Set cgraph_function_flags_ready.
349 (lto_add_all_inlinees): Tidy.
350
3512009-03-26 Diego Novillo <dnovillo@google.com>
352
353 * lto.c: Include gimple.h.
354 (lto_read_in_decl_state): Call gimple_register_type for
355 every type in every stream.
356 (lto_fixup_common): Call gimple_register_type if T has a
357 type.
358 (do_whole_program_analysis): Call print_lto_report.
359 (lto_main): Call print_lto_report after cgraph_optimize.
360 * Make-lang.in (lto.o): Add dependency on GIMPLE_H.
361
3622009-03-24 Diego Novillo <dnovillo@google.com>
363
364 * Make-lang.in (lto-lang.o): Add dependency on TARGET_H and EXPR_H.
365 (lto.o): Add dependency on GIMPLE_H.
366
3672009-03-10 Simon Baldwin <simonb@google.com>
368
369 * lto.c (lto_read_all_file_options): Close any open file descriptor
370 contained in file_data before freeing.
371
3722009-02-24 Rafael Avila de Espindola <espindola@google.com>
373
374 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
375 for a decl in the original bitmap, not a node.
376 (lto_add_all_inlinees): Remove original nodes that are not needed.
377 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
378
3792009-02-24 Diego Novillo <dnovillo@google.com>
380
381 * lto.c (lto_materialize_function): Update
382 lto_stats.num_function_bodies.
383 (get_section_data): Initialize *LEN to 0.
384 (lto_1_to_1_map): Update lto_stats.num_cgraph_partitions.
385 (lto_wpa_write_files): Update lto_stats.num_cgraph_nodes.
386 Update lto_stats.num_output_files.
387 (read_cgraph_and_symbols): Update lto_stats.num_input_files.
388 (materialize_cgraph): Update lto_stats.num_input_cgraph_nodes.
389 (lto_main): Initialize lto_stats.
390 If flag_lto_report is set, call print_lto_report.
391
3922009-02-19 Diego Novillo <dnovillo@google.com>
393
394 Revert
395
396 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
397
398 * lto.c (lto_add_inline_clones): Don't add the
399 master clone. Check for a decl in the original
400 bitmap, not a node.
401 (lto_add_all_inlinees): Remove original nodes
402 that are not needed.
403 (lto_scan_statics_in_cgraph_node): Don't care if
404 the node is the master.
405 (lto_promote_cross_file_statics): Use a new
406 context.seen_node_decls for each set
407
4082009-02-19 Rafael Avila de Espindola <espindola@google.com>
409
410 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
411 for a decl in the original bitmap, not a node.
412 (lto_add_all_inlinees): Remove original nodes that are not needed.
413 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
414 (lto_promote_cross_file_statics): Use a new context.seen_node_decls
415 for each set
416
4172009-02-18 Diego Novillo <dnovillo@google.com>
418
419 * lto.c (lto_wpa_write_files): Use timers TV_WHOPR_WPA
420 and TV_WHOPR_WPA_IO.
421 (lto_execute_ltrans): Use timer TV_WHOPR_WPA_LTRANS_EXEC.
422 (read_cgraph_and_symbols): Use timer TV_IPA_LTO_DECL_IO.
423 (materialize_cgraph): Use timer TV_IPA_LTO_GIMPLE_IO.
424 Use timer TV_WHOPR_WPA or TV_WHOPR_LTRANS or TV_LTO
425 depending on command line flags.
426 (do_whole_program_analysis): Use timer TV_WHOPR_WPA.
427 (lto_main): Remove timer uses.
428
4292009-02-18 Rafael Avila de Espindola <espindola@google.com>
430
431 * lto.c (lto_materialize_function): Don't set DECL_EXTERN to 0.
432 (lto_wpa_write_files): Update calls to renamed functions.
433
4342009-02-17 Diego Novillo <dnovillo@google.com>
435
436 PR 39203
437 * lto-lang.c (lto_post_options): Disable -fwhole-program
438 when running LTRANS.
439
4402009-02-10 Diego Novillo <dnovillo@google.com>
441
442 * lto.c (read_cgraph_and_symbols): Fix comment.
443
4442009-02-10 Diego Novillo <dnovillo@google.com>
445
446 * lto.c (read_cgraph_and_symbols): Read options from all
447 IL files.
448
4492009-02-10 Diego Novillo <dnovillo@google.com>
450
451 * lto.c (read_cgraph_and_symbols): Factor out of lto_main.
452 (materialize_cgraph): Likewise.
453 (do_whole_program_analysis): Likewise.
454 (lto_main): Call read_cgraph_and_symbols,
455 materialize_cgraph and do_whole_program_analysis.
456
4572009-02-10 Simon Baldwin <simonb@google.com>
458
459 * lto.c: Include lto-opts.h.
460 * (lto_main): Clear file options at loop start, read any saved
461 options from the first file handled, and re-issue options.
462 * Makefile.in (lto.o): Add dependency on lto-opts.h.
463
4642009-02-02 Diego Novillo <dnovillo@google.com>
465
466 * lto.c (lto_main): Stop LTO_TIMER and use
467 TV_WHOPR_WPA_LTRANS_EXEC when launching LTRANS.
468
4692009-01-30 H.J. Lu <hongjiu.lu@intel.com>
470
471 PR lto/38995
472 * lto-elf.c (init_shdr##BITS): Set the sh_addralign field
473 to POINTER_SIZE.
474
4752009-01-29 Ramana Radhakrishnan <ramana.r@gmail.com>
476
477 * Make-lang.in (LTO_EXE): Link with all
478 BACKENDLIBS and not only GMPLIBS
479
4802009-01-28 H.J. Lu <hongjiu.lu@intel.com>
481
482 PR bootstrap/38992
483 * lto-elf.c: Include gelf.h instead of libelf.h.
484 (lto_elf_file_close): Replace elfx_update_shstrndx with
485 gelf_getehdr, elf_getscn, gelf_getshdr, gelf_update_shdr and
486 gelf_update_ehdr.
487
4882009-01-28 H.J. Lu <hongjiu.lu@intel.com>
489
490 PR middle-end/38996
491 * lto-elf.c (DEFINE_INIT_EHDR): Initialize e_version.
492
4932009-01-26 Diego Novillo <dnovillo@google.com>
494
495 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Update.
496
4972009-01-26 Diego Novillo <dnovillo@google.com>
498
499 * lto-lang.c (lto_types_compatible_p): Move to gimple.c
500 and rename into gimple_types_compatible_p.
501
5022009-01-12 Rafael Avila de Espindola <espindola@google.com>
503
504 * lto-lang.c (lang_hooks): Remove the const qualifier.
505
5062009-01-06 Diego Novillo <dnovillo@google.com>
507
508 * ltrans-driver: Mark 'all' target as phony.
509
5102008-12-31 Diego Novillo <dnovillo@google.com>
511
512 * ltrans-driver: Execute a NOP action for target 'all'.
513
5142008-12-19 Diego Novillo <dnovillo@google.com>
515
516 * lto.c (lto_1_to_1_map): Tidy.
517
5182008-12-19 Diego Novillo <dnovillo@google.com>
519
520 * lto-elf.c (lto_elf_file_open): When FILENAME cannot
521 be opened, show its name.
522 * ltrans-driver: If $verbose is set, do not use parallelism.
523
5242008-12-17 Rafael Avila de Espindola <espindola@google.com>
525
526 * lto.c (lto_fixup_function): New.
527 (lto_fixup_tree): Call lto_fixup_function.
528
5292008-12-14 Doug Kwan <dougkwan@google.com>
530
531 * lto.c (lto_1_to_1_map): Create a cgraph node set for any global
532 variables if there is no function.
533
5342008-12-10 Simon Baldwin <simonb@google.com>
535
536 * ltrans-driver: Always run make in silent mode, to avoid make's
537 trace on stdout interfering with lto-wrapper output.
538
5392008-12-10 Doug Kwan <dougkwan@google.com>
540
541 * lto.c (lto_add_inline_clones): Do not force master clones of
542 inlined functions already in SET to be static inline.
543
5442008-12-04 Doug Kwan <dougkwan@google.com>
545
546 * lto.c (globalize_context_t): New type to store states in
547 globalization of cross-file statics.
548 (globalize_cross_file_statics): New.
549 (lto_scan_statics_in_ref_table): Walk tree to look for reachable
550 static decls that need to be fixed up.
551 (lto_scan_statics_in_cgraph_node): Change call interface to use
552 a globalize_context_t CONTEXT for all states used.
553 (lto_scan_statics_in_remaining_global_vars): New.
554 (lto_promote_cross_file_statics): Use new call interface of
555 LTO_SCAN_STATICS_IN_CGRAPH_NODE. Handle remaining externally
556 visible vars in the last set.
557
5582008-12-03 Diego Novillo <dnovillo@google.com>
559
560 * lto.c (lto_fixup_tree): Do not emit an error when
561 PREVAILING throw but T doesn't.
562
5632008-12-02 Doug Kwan <dougkwan@google.com>
564
565 * lto.c (lto_scan_statics_in_ref_table): New function factored out
566 from code in ...
567 (lto_scan_statics_in_cgraph_node): Handle both file-scope static
568 variables and functions.
569 (lto_promote_cross_file_statics): Rename bitmaps to SEEN_DECLS
570 and GLOBAL_DECLS from SEEN_VARS and GLOBAL_VARS.
571
5722008-11-29 Diego Novillo <dnovillo@google.com>
573
574 * lto.c: Include timevar.h.
575 (lto_materialize_function): Tidy. Add comments.
576 (lto_wpa_write_files): Tidy.
577 (lto_execute_ltrans): Tidy.
578 (lto_main): Add local variable LTO_TIMER. Initialize it
579 to one of TV_WHOPR_WPA, TV_WHOPR_LTRANS or TV_LTO.
580 Start and stop the timer.
581 Tidy comments.
582 * Make-lang.in (lto.o): Add dependency on timevar.h.
583 * ltrans-driver: React to -v and -save-temps.
584 Use simple heuristic to determine how much parallelism to
585 use when executing make.
586
5872008-11-12 Doug Kwan <dougkwan@google.com>
588
589 * lto.c (lto_bitmap_obstack): Remove var.
590 (lto_materialize_function): Do nothing instead of marking function
591 body in file if flag_wpa is true.
592 (lto_add_all_inlinees): Use bitmap functions in lto-utils.c.
593 (lto_scan_statics_in_cgraph_node): New function.
594 (lto_promote_cross_file_statics): Same.
595 (lto_wpa_write_files): Call lto_promote_cross_file_statics.
596 Use bitmap functions in lto-utils.c. Remove unsued label OUT.
597 * Make-lang.in (lto/lto.o): Add lto-utils.h to dependency list.
598
5992008-11-09 Diego Novillo <dnovillo@google.com>
600
601 * lto/lto.c (lto_fixup_tree): Change error message locus
602 information to include location of mismatching
603 declaration.
604 Use TREE_NO_WARNING to avoid repeated messages.
605 (lto_main): If lto_fixup_decls emitted any errors, exit.
606 * lto/lto-lang.c: Don't include libfuncs.h and except.h
607 (lto_init_options): Don't enable exceptions by default.
608 (lto_eh_runtime_type): Move to lto-function-in.c
609 (lto_init_eh): Likewise.
610 (lto_init): Don't call lto_init_eh.
611 * lto/Make-lang.in (lto-lang.o): Remove dependency on
612 libfuncs.h and except.h.
613
6142008-10-30 Diego Novillo <dnovillo@google.com>
615
616 * lto.c (lto_read_decls): Declare debug_main only if
617 LTO_STREAM_DEBUGGING is enabled.
618
6192008-10-30 Simon Baldwin <simonb@google.com>
620
621 * lto.c (lto_wpa_write_files): Create intermediate files with
622 make_cwd_temp_file().
623 (lto_maybe_unlink): New. Delete intermediate WPA files unless
624 WPA_SAVE_LTRANS is set.
625 (lto_main): Call lto_maybe_unlink() for intermediate WPA files.
626 * ltrans-driver: Do not strip directory from output files.
627
6282008-10-29 Doug Kwan <dougkwan@google.com>
629
630 * lto.c (free_decl): Call lto_symtab_clear_resolution when freeing
631 DECL.
632 * Make-lang.in (LTO_OBJS): Remove lto/lto-symtab.o
633 (lto/lto-symtab.o): Remove rule.
634 * lto-tree.h (struct lang_identifier): Remove LTO specific fields.
635 (struct lang_decl): Remove RESOLUTION and add DUMMY in struct.
636 (LANG_IDENTIFIER_CAST, LTO_IDENTIFIER_DECL, LTO_DECL_RESOLUTION):
637 Remove macros.
638 lto-symtab.c (File): Move up one level.
639 lto-lang.c (cgraph.h): Remove include.
640 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
641 input_cgraph): Move to lto-cgraph.c in gcc directory above.
642 (LANG_HOOKS_INPUT_CGRAPH): Remove use of macro.
643
6442008-10-24 Rafael Espindola <espindola@google.com>
645
646 * lto-function-in.c (get_resolution): Return LDPR_PREEMPTED_IR for
647 non prevailing weak symbols.
648
6492008-10-24 Rafael Espindola <espindola@google.com>
650
651 * lto-lang.c (input_cgraph_1): Iterate over nodes, not cgraph_nodes.
652
6532008-10-24 Rafael Espindola <espindola@google.com>
654
655 * lto-lang.c (input_node): Avoid casts from pointers to ints of
656 different types.
657
6582008-10-23 Simon Baldwin <simonb@google.com>
659
660 * lto-lang.c (input_node): Save the node reference, rather than the
661 node pointer, in node->inlined_to.
662 (input_cgraph_1): Convert node references into node pointers.
663
6642008-10-22 Diego Novillo <dnovillo@google.com>
665 Rafael Espindola <espindola@google.com>
666
667 * lto.c (lto_resolution_read): Tidy.
668 * lto-symtab.c (lto_symtab_prevailing_decl): Do not
669 abort if RET is NULL.
670
6712008-10-22 Doug Kwan <dougkwan@google.com>
672
673 * lto.c (lto_fixup_tree): Check for NOTHROW conflict only if
674 exceptions flag is given.
675 * lto-lang.c: (lto_init_options) Set default exceptions flag.
676 (lto_init_eh): Remove exceptions flag initialization.
677 (lto_init): Only call lto_init_eh if exceptions flag is set.
678
6792008-10-21 Diego Novillo <dnovillo@google.com>
680
681 * lto.c: Tidy some formatting.
682 * lto.h: Likewise.
683
6842008-10-21 Simon Baldwin <simonb@google.com>
685
686 * lto-symtab.c: (lto_same_type_p): Types cannot be equal if one of
687 them is NULL (but not the other).
688
6892008-10-17 Diego Novillo <dnovillo@google.com>
690
691 * ltrans-driver: Divert output from make to a temporary file.
692 Show it if the call to make failed.
693
6942008-10-15 Diego Novillo <dnovillo@google.com>
695
696 * lto.c (lto_wpa_write_files): Reformat do-while loop.
697 Do not print TEMP_FILENAME
698 * ltrans-driver: Call make with -s.
699
7002008-10-15 Diego Novillo <dnovillo@google.com>
701
702 * lto-symtab.c (lto_symtab_merge_decl): Do not force
703 TREE_STATIC on global symbols.
704
7052008-10-14 Ollie Wild <aaw@google.com>
706
707 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Remove.
708 (LTRANS_DRIVER_EXE): Add.
709 (lto.all.cross): Add LTRANS_DRIVER_EXE.
710 (lto.all.encap): Add LTRANS_DRIVER_EXE.
711 (lto.install.common): Remove ltrans-driver.
712 (lto.mostlyclean): Add LTRANS_DRIVER_EXE.
713 (LTRANS_DRIVER_EXE): New build rule.
714 * config-lang.in (compilers): Add ltrans-driver.
715
7162008-10-14 Diego Novillo <dnovillo@google.com>
717
718 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Disable transformation
719 of program name.
720
7212008-10-13 Ollie Wild <aaw@google.com>
722
723 * lang-spec.h (@lto): Replace lto1_options with cc1_options.
724 * lto.c (lto_execute_ltrans): Add "-fno-wpa -fltrans -xlto" to CFLAGS.
725 * ltrans-driver (LTRANS_FLAGS): Remove.
726
7272008-10-08 Doug Kwan <dougkwan@google.com>
728
729 * lto.c (lto_fixup_tree): Remove ATTRIBUTE_UNUSED from DATA.
730 Handle new tree codes RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE
731 and TREE_BINFO. Also move code handling FUNCTION_DECL and VAR_DECL
732 from lto_fixup_state to here.
733 (lto_fixup_state): Take an lto_fixup_data_t object DATA instead of
734 just a free-list. Fix up types also. Move decl merging code to
735 lto_fixup_tree.
736 (lto_fixup_state_aux): Change AUX to point to an lto_fixup_data_t
737 object.
738 (lto_fixup_decls): Use another pointer set to avoid multiple
739 walking of nodes except for DECLs to be replaced. Pass an
740 lto_fixup_data_t object to tree-walker.
741
7422008-10-08 Rafael Espindola <espindola@google.com>
743
744 * lto-symtab.c (lto_symtab_set_resolution): New.
745 (lto_symtab_merge_decl): Use lto_symtab_set_resolution and
746 lto_symtab_get_resolution.
747 (lto_symtab_prevailing_decl): Return decl for non public decls.
748 (lto_symtab_get_resolution): New.
749 * lto.c (lto_fixup_tree, lto_fixup_state): Remove unecessary checks.
750
7512008-10-06 Rafael Espindola <espindola@google.com>
752
753 * lto-lang.c: Include cgraph.h.
754 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
755 input_cgraph): Moved from lto-cgraph.c.
756 (LANG_HOOKS_INPUT_CGRAPH): New.
757
7582008-10-03 Rafael Espindola <espindola@google.com>
759
760 * lto.c (lto_fixup_tree, lto_fixup_state): Fix the FIXME.
761
7622008-10-03 Rafael Espindola <espindola@google.com>
763
764 * lto-symtab.c (lto_symtab_overwrite_decl): Remove. Remove all calls.
765 (lto_symtab_merge_decl): Update LTO_IDENTIFIER_DECL the reflect the
766 prevailing definition. Don't mark TREE_NOTHROW differences.
767 * lto.c (lto_fixup_tree): New.
768 (lto_fixup_state): New.
769 (lto_fixup_state_aux): New.
770 (free_decl): New.
771 (lto_fixup_decls): New.
772 (lto_main): Call lto_fixup_decls.
773
7742008-10-02 Ollie Wild <aaw@google.com>
775
776 * lang.opt (fltrans): Moved from common.opt. Remove RejectNegative
777 and Init.
778 (fwpa): Moved from common.opt. Remove RejectNegative and Init.
779 * lto-lang.c (lto_post_options): Add validation and fixups for
780 -fltrans and -fwpa.
781
7822008-10-02 Rafael Espindola <espindola@google.com>
783
784 * lto-symtab.c (lto_symtab_merge_var, lto_symtab_merge_fn,
785 lto_symtab_merge_decl): Return void.
786 (lto_symtab_prevailing_decl): New.
787
7882008-09-30 Rafael Espindola <espindola@google.com>
789
790 * lto-symtab.c (lto_symtab_compatible): Remove the check for already
791 defined symbols.
792 (lto_symtab_overwrite_decl): Copy LTO_DECL_RESOLUTION.
793 (lto_symtab_merge_decl): Store symbol resolution in LTO_DECL_RESOLUTION.
794 Check for already defined symbols.
795 * lto-tree.h (lang_decl): Remove dummy and add resolution fields.
796 (LTO_IDENTIFIER_RESOLUTION): Remove.
797 (LTO_DECL_RESOLUTION): New.
798
7992008-09-30 Rafael Espindola <espindola@google.com>
800
801 * lto.c (lto_read_decls): Use new input_tree signature.
802
8032008-09-26 Doug Kwan <dougkwan@google.com>
804
805 * lto.c (lto_main): Call lto_fixup_nothrow_decls to fix up function
806 bodies affected by exception attribute merging of DECLs.
807 * lto-symtab.c (lto_symtab_merge_decl): Handle exception attribute
808 merging.
809
8102008-09-25 Rafael Espindola <espindola@google.com>
811
812 * Make-lang.in (PLUGIN_API_H, LTO_TREE_H): New.
813 (lto/lto-lang.o, lto/lto.o, lto/lto-symtab.o) Use LTO_TREE_H.
814 * lto-symtab.c (lto_symtab_compatible): New.
815 (lto_symtab_overwrite_decl): New.
816 (lto_symtab_merge_decl): Refactor to use the above functions
817 and the resolution from lang_identifier.
818 * lto-tree.h: Include plugin-api.h.
819 (lang_identifier): Add resolution.
820 (LTO_IDENTIFIER_RESOLUTION): New.
821
8222008-09-25 Ollie Wild <aaw@google.com>
823
824 * lang.opt (fltrans-output-list=): New option.
825 * lto.c (lto_execute_ltrans): Output file names to ltrans_output_list.
826
8272008-09-25 Rafael Espindola <espindola@google.com>
828
829 * lto.c (lto_resolution_read): Initialize ret;
830
8312008-09-24 Ollie Wild <aaw@google.com>
832
833 * lto.c (sys/mman.h): Move include.
834 (lto_wpa_write_files): Return a list of written files.
835 (lto_execute_ltrans): New function.
836 (lto_main): Call lto_execute_ltrans.
837 (ltrans-driver): New file.
838 * lto-lang.c (DEFAULT_LTRANS_DRIVER): New macro.
839 (DEAULT_LTRANS_DRIVER_LEN): New macro.
840 (lto_init_options): Initialize ltrans_driver.
841 (lto_handle_option): Fix incorrect default output value.
842 * lang.opt (fltrans-driver=): New option.
843 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): New variable.
844 (lto.install-common): Add lto/ltrans-driver.
845
8462008-09-24 Rafael Espindola <espindola@google.com>
847
848 * Make-lang.in (LTO_OBJS): Add lto/common.o.
849 (lto/lto.o): Depend on lto/common.h.
850 (lto/common.o): New.
851 * lang.opt (resolution): New.
852 * lto-lang.c (resolution_file_name): New.
853 (lto_handle_option): Handle OPT_resolution.
854 * lto-symtab.c (lto_symtab_merge_decl): Add a resolution argument.
855 (lto_symtab_merge_var,lto_symtab_merge_fn): Add a resolution argument.
856 pass it to lto_symtab_merge_decl.
857 * lto.c: Include common.h.
858 (lto_read_decls): Add resolutions and resolutions_size arguments.
859 Initialize data_in.globals_resolution and
860 data_in.globals_resolution_size.
861 (index_and_symbol_resolution): New.
862 (lto_resolution_read): New.
863 (lto_file_read): Add argument resolution_file.
864 Read resolution.
865 * lto.h (resolution_file_name): New.
866
8672008-09-23 Rafael Espindola <espindola@google.com>
868
869 * common.c: Update description.
870 * common.h: Update description.
871
8722008-09-23 Rafael Espindola <espindola@google.com>
873
874 * common.c: Moved from lto-plugin.
875 * common.h: Moved from lto-plugin.
876
8772008-09-22 Doug Kwan <dougkwan@google.com>
878
879 * lto.c (VEC(bitmap,heap)): Declare.
880 (lto_materialize_function): Handle WAP mode specially.
881 (lto_add_inline_clones): New.
882 (lto_add_all_inlinees): Changle algorithm and to use bitmaps. Also
883 return a bitmap of inlined decls.
884 (lto_wpa_write_files): Handle all DECLs brought in by inlining.
885 (lto_main): Call reset_inline_failed to reset inlining states.
886 Check call-graph after WPA inlining.
887 * lto-lang.c (lto_init): Do not clear flag_generate_lto
888 unconditionally.
889
8902008-09-19 Doug Kwan <dougkwan@google.com>
891
892 lto.c (lto_main): Remove unsued wrapper code.
893 lang-specs.h (@lto): Use lto1_options instead of cc1_options.
894
8952008-09-19 Rafael Espindola <espindola@google.com>
896
897 * lto-symtab.c: Include lto-tree-in.h.
898 * lto-tree.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove.
899 * lto.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove
900 * Make-lang.in (lto/lto-symtab.o): Add lto-tree-in.h.
901
9022008-09-17 Paolo Bonzini <bonzini@gnu.org>
903 Rafael Avila de Espindola <espindola@google.com>
904
905 * lto-lang.c (COMPOUND_LITERAL_EXPR_DECL_STMT,
906 COMPOUND_LITERAL_EXPR_DECL): Remove.
907 (emit_local_var): Remove.
908 (lto_expand_expr): Remove.
909 (lto_staticp): Remove.
910 (LANG_HOOKS_EXPAND_EXPR): Remove.
911 (LANG_HOOKS_STATICP): Remove.
912
9132008-09-11 Diego Novillo <dnovillo@google.com>
914
915 * lto-lang.c: Include except.h and libfuncs.h.
916 (lto_init_eh): New.
917 (lto_init): Call it.
918 Set flag_generate_lto to 0.
919 * Make-lang.in (lto-lang.o): Add dependency on except.h
920 and libfuncs.h.
921
9222008-09-09 Bill Maddox <maddox@google.com>
923
924 * lto-lang.c: Include header file expr.h.
925 (COMPOUND_LITERAL_EXPR_DECL_STMT,
926 COMPOUND_LITERAL_EXPR_DECL): Copied from c-common.h.
927 (emit_local_var): Copied from c-semantics.c.
928 (lto_expand_expr, lto_staticp): Copied from c_expand_expr
929 and c_staticp in c-common.c.
930 (LANG_HOOKS_EXPAND_EXPR,LANG_HOOKS_STATICP): Redefined.
931
9322008-09-08 Diego Novillo <dnovillo@google.com>
933
934 * lto-lang.c (lto_global_bindings_p): Return 1 during
935 IPA passes.
936
9372008-09-07 Diego Novillo <dnovillo@google.com>
938
939 * lto.c: Tidy formatting.
940
9412008-08-04 Bill Maddox <maddox@google.com>
942
943 * lto-symtab.c (lto_symtab_merge_decl): Add comment.
944
9452008-09-03 Doug Kwan <dougkwan@google.com>
946
947 lto.c (lto_add_all_inlinees): Reset FAILED_REASON of edges to
948 CIF_OK instead of NULL.
949
9502008-09-02 Diego Novillo <dnovillo@google.com>
951 Simon Baldwin <simonb@google.com>
952
953 * lto-lang.c (lto_type_for_size): Rewrite. Adapt from
954 c_common_type_for_size.
955 (lto_type_for_mode): Remove ATTRIBUTE_UNUSED markers.
956 (lto_init): Call linemap_add.
957 (signed_and_unsigned_types): Remove.
958
9592008-08-29 Diego Novillo <dnovillo@google.com>
960
961 * lto-lang.c (handle_noreturn_attribute): New local function.
962 (handle_const_attribute): New local function.
963 (handle_malloc_attribute): New local function.
964 (handle_pure_attribute): New local function.
965 (handle_novops_attribute): New local function.
966 (handle_nonnull_attribute): New local function.
967 (handle_nothrow_attribute): New local function.
968 (handle_sentinel_attribute): New local function.
969 (handle_type_generic_attribute): New local function.
970 (handle_format_attribute): New local function.
971 (handle_format_arg_attribute): New local function.
972 (lto_attribute_table): Declare.
973 (lto_format_attribute_table): Declare.
974 (lto_init_attributes): New local function.
975 (lto_define_builtins): Call it.
976 Call targetm.init_builtins and build_common_builtin_nodes.
977 (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE): Define.
978 (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Define.
979
9802008-08-28 Diego Novillo <dnovillo@google.com>
981
982 * Make-lang.in (lto-lang.o): Replace tree-gimple.h with
983 $(GIMPLE_H).
984 (lto-symtab.o): Add dependency on $(GIMPLE_H).
985 * lto-lang.c: Include gimple.h instead of tree-gimple.h.
986 * lto-symtab.c: Include gimple.h.
987 * lto-tree.h (chain_next): Replace GENERIC_NEXT with
988 TREE_CHAIN.
989
9902008-08-27 Doug Kwan <dougkwan@google.com>
991
992 * lto.c (vec.h, bitmap.h, pointer-set.h, ipa-prop.h, ggc.h,
993 gt-lto-lto.h): New includes.
994 (lto_materialize_function): Do not read in function body in WPA mode.
995 Format a line to fit in 80 columns.
996 (lto_cgraph_node_sets): New garbage collected variable.
997 (lto_1_to_1_map, lto_add_all_inlinees, lto_wpa_write_files):
998 New functions.
999 (lto_main): Initialize bitmap obstack. Add code to handle WPA mode.
1000 * Make-lang.in (LTO_H): Replace filename lto-section-in.h with
1001 variable LTO_SECTION_IN_H.
1002 (lto/lto.o): Include gt-lto-lto-c.h ggc.h ,VEC_H, BITMAP_H,
1003 pointer-set.h and IPA_PROP_H. Also replace filename lto-section-in.h
1004 with variable LTO_SECTION_IN_H.
1005 * config-lang.in (gtfiles): Add lto/lto.c.
1006 * lto-symtab.c (lto_symtab_merge_decl): Set DECL_CONTEXT of
1007 merged DECL_RESULT correctly.
1008
10092008-08-26 Bill Maddox <maddox@google.com>
1010
1011 * lto-lang.c Include tree-gimple.h.
1012 (lto_mark_addressable): Call mark_addressable rather than
1013 asserting.
1014 (lto_post_options): Suppress debug info generation.
1015 * Make-lang.in: Add dependency of lto-lang.o on tree-gimple.h.
1016
10172008-08-25 Bill Maddox <maddox@google.com>
1018
1019 * lto-symtab.c (lto_symtab_merge_decl): Remove a suspect
1020 assertion and leave an explanatory comment in its place.
1021
10222008-08-21 Doug Kwan <dougkwan@google.com>
1023
1024 * lto.c (preload_common_nodes): Call lto_get_common_nodes to get a list
1025 of common nodes instead of computing locallly.
1026 (lto_read_in_decl_state): New.
1027 (lto_read_decls): Change code for udpate in struct lto_decl_header.
1028 Read global and per-function in-decl states.
1029 * Make-lang.in (LTO_H): Update dependency.
1030 (lto/lto.o): Same.
1031 (lto-symtab.c): Merge (revision 139039)
1032 * lto-symtab.c (lto_symtab_merge_decl): Merge DECL_RESULT.
1033
10342008-08-21 Rafael Espindola <espindola@google.com>
1035
1036 * config-lang.in (target_libs): New.
1037
10382008-08-20 Bill Maddox <maddox@google.com>
1039
1040 * lto.c (current_lto_file): Remove GTY marker from static
1041 variable. Remove include of file gt-lto-lto.h.
1042 * Make-lang.in: Remove dependency of lto/lto.o on
1043 gt-lto-lto.h.
1044 * lto-elf.c (lto_file_close): Removed.
1045 (lto_elf_file_open): Use XCNEW instead of GGC_CNEW to
1046 allocate lto_elf_file object.
1047 (lto_elf_file_close): Free lto_elf_file object after close.
1048 * lto.h (struct lto_file_struct): Remove GTY marker.
1049 * config-lang.in: Remove lto/lto.h and lto/lto.c from
1050 gtfiles.
1051
10522008-08-20 Bill Maddox <maddox@google.com>
1053
1054 * lto.c (lto_read_decls): Provide dummy argument to input_tree
1055 to conform to its new signature.
1056 * lto-symtab.c (lto_symtab_merge_decl): Do not invoke ggc_free
1057 on discarded node here, now called in global_vector_fixup.
1058
10592008-08-09 Bill Maddox <maddox@google.com>
1060
1061 * lto.c (preload_common_nodes): Verify that fileptr_type_node
1062 has not been set to a front-end-specific value.
1063
10642008-08-05 Doug Kwan <dougkwan@google.com>
1065
1066 * Make-lang.in (lto-symtab.o): Add missing dependencies to fix
1067 build breakage.
1068
10692008-07-30 Bill Maddox <maddox@google.com>
1070
1071 * lto.c (lto_materialize_function): Call lto_original_decl_name.
1072 Remove obsolete comments.
1073 (lto_read_decls): Remove initialization of deleted field data_in.global.
1074 Tidy up comments.
1075 (lto_main): Remove redundant initialization of section_hash_table.
1076 * lto-elf.c: Removed obsolete comments.
1077 * lto.h: Tidy up comments.
1078 * lto-symtab.c (lto_least_common_multiple): New function.
1079 (lto_symtab_merge_decl): Merge variable alignments in some cases.
1080 Tidy up comments.
1081
10822008-07-25 Diego Novillo <dnovillo@google.com>
1083 Bill Maddox <maddox@google.com>
1084
1085 * lto.c: Re-order include files.
1086 Include lto-section-out.h.
1087 (preload_common_nodes): Add debugging output.
1088 Add new local INDEX_TABLE.
1089 Call preload_common_node.
1090 * Make-lang.in (lto.o): Add dependency on lto-section-out.h
1091
10922008-07-13 Bill Maddox <maddox@google.com>
1093
1094 * lto.c (lto_read_decls): Cast pointer to const char * to avoid
1095 unwanted scaling during pointer addition.
1096
10972008-07-11 Bill Maddox <maddox@google.com>
1098 Diego Novillo <dnovillo@google.com>
1099
1100 * lto.c (lto_read_decls): Fix C++ compatibility warnings.
1101 Make code const-correct.
1102 (lto_file_read): Fix C++ compatibility warnings.
1103 (lto_read_section_data): Fix C++ compatibility warnings.
1104 (lto_get_section_data): Use CONST_CAST to avoid warning when
1105 const pointer passed to free.
1106 * lto-elf.c (lto_elf_build_section_table): Fix C++
1107 compatibility warnings.
1108 (lto_elf_append_data): Fix C++ compatibility warnings. Use CONST_CAST
1109 to avoid warning assigning const pointer to d_buf field of Elf_Data.
1110 (lto_get_current_out_file): Fix C++ compatibility warnings.
1111
11122008-07-11 Diego Novillo <dnovillo@google.com>
1113
1114 * Make-lang.in (lto-warn): Define.
1115
11162008-07-03 Simon Baldwin <simonb@google.com>
1117
1118 * lto.c (lto_read_decls): Wrapped debug-only data items within #ifdef
1119 LTO_STREAM_DEBUGGING.
1120
11212008-06-27 Ollie Wild <aaw@google.com>
1122
1123 * lto-elf.c (lto-section-out.h): New include.
1124 (struct lto_elf_file): Remove bits member. Add scn, shstrtab_stream,
1125 and data members.
1126 (cached_file_attrs): New static variable.
1127 (lto_elf_get_shdr, lto_elf_free_shdr): Remove elf_file parameter.
1128 Use cached_file_attrs for checking bits.
1129 (lto_elf_build_section_table): Remove elf_file argument from
1130 lto_elf_get_shdr and lto_elf_free_shdr calls.
1131 (DEFINE_INIT_SHDR): New macro.
1132 (init_shdr32, init_shdr64): New functions defined via the
1133 DEFINE_INIT_SHDR macro.
1134 (lto_elf_begin_section_with_type): New function.
1135 (lto_elf_begin_section): New function.
1136 (lto_elf_append_data): New function.
1137 (lto_elf_end_section): New function.
1138 (DEFINE_VALIDATE_EHDR): New macro.
1139 (validate_ehdr32, validate_ehdr64): New functions defined via the
1140 DEFINE_VALIDATE_EHDR macro.
1141 (validate_file): New function.
1142 (DEFINE_INIT_EHDR): New macro.
1143 (init_ehdr32, init_ehdr64): New functions defined via the
1144 DEFINE_INIT_EHDR macro.
1145 (init_ehdr): New function.
1146 (lto_elf_file_open): Add support for writable files. Move some
1147 validation logic to validate_file.
1148 (lto_elf_file_close): Add support for writable files. Write file data
1149 and free data blocks.
1150 (current_out_file): New static variable.
1151 (lto_set_current_out_file): New function.
1152 (lto_get_current_out_file): New function.
1153 * lto.c (lto_main): Add writable argument to lto_elf_file_open calls.
1154 Add temporary initialization for testing ELF serialization.
1155 * lto.h (lto-section-out.h): New include.
1156 (struct lto_file_struct): Slight modification to comment.
1157 (lto_elf_file_open): Add writable parameter.
1158 (lto_elf_begin_section): New function declaration.
1159 (lto_elf_append_data): New function declaration.
1160 (lto_elf_end_section): New function declaration.
1161 (lto_set_current_out_file, lto_get_current_out_file): New function
1162 declarations.
1163 * lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Set as lto_elf_begin_section.
1164 (LANG_HOOKS_APPEND_DATA): Set as lto_elf_append_data.
1165 (LANG_HOOKS_END_SECTION): Set as lto_elf_end_section.
1166 * Make-lang.in (LTO_H): Add lto-section-out.h.
1167
11682008-06-12 Ollie Wild <aaw@google.com>
1169
1170 * lto.h (struct lto_file_vtable_struct): Remove.
1171 (struct lto_file_struct): Remove vtable member.
1172 * lto-elf.c (lto_file_init): Remove vtable argument.
1173 (lto_elf_map_optional_lto_section): Remove.
1174 (lto_elf_unmap_section): Remove.
1175 (lto_elf_file_vtable): Remove.
1176 (lto_elf_file_open): Remove lto_elf_file_vtable argument from
1177 lto_file_init call.
1178 (lto_elf_find_section_data): Remove.
1179
11802008-06-11 Ollie Wild <aaw@google.com>
1181
1182 * lto.c (lto_file_read): Add const qualifier to data variable.
1183
11842008-06-11 Diego Novillo <dnovillo@google.com>
1185
1186 Merge from lto-streamber sub-branch.
1187
1188 2008-06-04 Ollie Wild <aaw@google.com>
1189
1190 * lto.c: Remove inclusion of dwarf2.h and dwarf2out.h.
1191 * Make-lang.in (lto.o): Remove dependency on dwarf2.h.
1192
1193 2008-05-28 Bill Maddox <maddox@google.com>
1194
1195 Replace the DWARF reader in the LTO front-end.
1196
1197 * lto.c: Include lto-tree-in.h, lto-tags.h.
1198 (enum DWARF2_class, DW_cl_constant, struct
1199 DWARF2_form_data, struct lto_context,
1200 lto_fd_init, lto_info_fd_init,
1201 lto_abbrev_fd_init, lto_info_fd_close,
1202 lto_file_init, lto_file_close,
1203 lto_file_corrupt_error, lto_abi_mismatch_error,
1204 LTO_CHECK_INT_VAL, LTO_READ_TYPE,
1205 lto_read_uleb128, lto_read_sleb128,
1206 lto_read_initial_length, lto_abbrev_read_attrs,
1207 lto_abbrev_read, lto_abbrev_read_lookup,
1208 lto_read_section_offset,
1209 lto_read_comp_unit_header, find_cu_for_offset,
1210 lto_get_file_name,
1211 lto_resolve_reference,lto_read_form,
1212 attribute_value_as_int,
1213 make_signed_host_wide_int,
1214 attribute_value_as_constant, lto_cache_hash,
1215 lto_cache_eq, lto_cache_store_DIE,
1216 lto_cache_lookup_DIE, lto_find_integral_type,
1217 lto_find_integral_type_1,
1218 LTO_BEGIN_READ_ATTRS_UNCHECKED,
1219 LTO_BEGIN_READ_ATTRS, LTO_END_READ_ATTRS,
1220 lto_unsupported_attr_error, lto_get_identifier,
1221 lto_read_referenced_type_DIE,
1222 lto_read_compile_unit_DIE,
1223 lto_read_array_type_DIE,
1224 lto_read_structure_union_class_type_DIE,
1225 lto_read_enumerator_DIE,
1226 lto_read_enumeration_type_DIE,
1227 lto_read_only_for_child_DIEs,
1228 lto_read_only_for_child_DIEs,
1229 lto_read_member_DIE, lto_read_abbrev,
1230 lto_read_variable_formal_parameter_constant_DIE,
1231 lto_get_body): Removed.
1232 (preload_common_nodes): New function.
1233 (lto_read_decls): Convert for new global streamer.
1234 (lto_materialze_file_data,
1235 lto_read_subroutine_type_subprogram_die,
1236 lto_read_unspecified_parameters_DIE,
1237 lto_read_typedef_DIE,
1238 lto_read_pointer_reference_type_DIE,
1239 lto_read_subrange_type_DIE,
1240 lto_read_base_type_DIE,
1241 lto_read_const_volatile_restrict_type_DIE,
1242 lto_read_namespace_DIE,
1243 lto_read_unspecified_type_DIE, lto_read_DIE,
1244 lto_read_child_DIEs, lto_collect_child_DIEs):
1245 Removed.
1246 (lto_info_read, lto_set_cu_context): Removed.
1247 (lto_file_read): Convert for new global streamer.
1248 (lto_resolve_type_ref, lto_read_DIE_at_ptr,
1249 lto_resolve_var_ref, lto_resolve_fn_ref,
1250 lto_resolve_field_ref, lto_resolve_typedecl_ref,
1251 lto_resolve_namespacedecl_ref): Removed.
1252 (lto_file_init, lto_file_close): Moved to lto-elf.c.
1253 * lto-tree.h (lto_symtab_merge_var,
1254 lto_symtab_mergee_fun): Declare here.
1255 * lto-elf.c (lto_file_init, lto_file_close): Moved from lto.c.
1256 (lto_elf_file_open): Removed code to read DWARF debug sections.
1257 * lto.h (lto_context, DWARF2_attr, DWARF2_abbrev,
1258 DWARF2_CompUnit, lto_die_ptr,
1259 lto_die_cache_entry, lto_fd, lto_info_fd,
1260 lto_abbrev_fd): Removed.
1261 (lto_file): Removed debug_info and debug_abbrev fields.
1262 (lto_ref): Removed.
1263 (lto_file_init, lto_file_close,
1264 lto_resolve_type_ref, lto_resolve_var_ref,
1265 lto_resolve_fn_ref, lto_resolve_field_ref,
1266 lto_resolve_typedecl_ref,
1267 lto_resolve_namespacedecl_ref,
1268 lto_get_file_name): Removed declarations.
1269 (lto_symtab_merge_var, lto_symtab_merge_fn):
1270 Declarations moved to lto-tree.h.
1271 * lto-symtab.c (lto_compatible_attributes_p):
1272 Lobotomize this, as it barfs on "Hello, world!".
1273 * lto-section-out.c: Include lto-tree-out.h.
1274 (lto_hash_global_slot_node,
1275 lto_eq_global_slot_node, preload_common_nodes,
1276 write_global_stream, write_global_references):
1277 New functions.
1278 (produce_asm_for_decls): Convert for new global streamer.
1279 * lto-section-out.h (lto_hash_global_slot_node,
1280 lto_eq_global_slot_node): Declare.
1281
12822008-06-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1283 Jan Hubicka <jh@suse.cz>
1284
1285 * lto.c (sys/mman.h, tree-pass.h): New includes.
1286 (lto_materialize_constructors_and_inits,
1287 lto_materialize_function): Keeps length of section.
1288 (lto_materialize_cgraph): Removed.
1289 (lto_read_decls): Initialize fd field.
1290 (lto_file_read): Different return type and removed much code to
1291 lto_main.
1292 (page_mask): New variable.
1293 (lto_read_section_data, get_section_data, free_section_data): New
1294 functions.
1295 (lto_main): Now calls pass manager, sets the hooks so that the ipa
1296 passes can get the section data.
1297
12982008-05-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1299
1300 * lto.h (lto_read_decls): Made local.
1301 (lto_input_function_body, lto_input_constructors_and_inits,
1302 lto_input_cgraph): Declarations moved to lto-section-in.h.
1303 * lto-section-in.c: Moved to .. .
1304 * lto-cgraph-in.c: Ditto.
1305 * lto-section-in.h: Ditto.
1306 * lto-function-in.c: Ditto.
1307 * lto-lang.c (lto_handle_option): Added ATTRIBUTE_UNUSED to parms.
1308 (lto_insert_block): Removed.
1309 (LANG_HOOKS_INSERT_BLOCK): Removed.
1310 * Make-lang.in (lto-cgraph-in.o, lto-function-in.o,
1311 lto-section-in.o): Rules moved to lto/Makefile.in.
1312
1313
13142008-05-16 Ollie Wild <aaw@google.com>
1315
1316 * lto-lang.c (tree-inline.h): Include.
1317 (lto_post_options): New function.
1318 (LANG_HOOKS_POST_OPTIONS): Define.
1319 * lto-cgraph-in.c (overwrite_node): Set node->global.insns.
1320 * lto-function-in.c (input_bb): Set TREE_BLOCK (stmt).
1321
13222008-05-13 Diego Novillo <dnovillo@google.com>
1323
1324 * lto-function-in.c (input_ssa_names): Call
1325 make_ssa_name_fn instead of make_ssa_name.
1326
13272008-05-12 Diego Novillo <dnovillo@google.com>
1328
1329 * lto-cgraph-in.c (overwrite_node): Update references to
1330 inline summary fields.
1331 * lto-function-in.c (input_expr_operand): Do not handle
1332 STRUCT_FIELD_TAG.
1333
13342008-05-09 Ollie Wild <aaw@google.com>
1335
1336 * lang.opt: New file.
1337 * lto-lang.c (lto_init_options): New function.
1338 (lto_handle_option): New function.
1339 (lto_init): Move initialization of flag_unit_at_a_time to
1340 lto_init_options.
1341 (LANG_HOOKS_INIT_OPTIONS): Define.
1342 (LANG_HOOKS_HANDLE_OPTION): Define.
1343
13442008-04-29 Ollie Wild <aaw@google.com>
1345
1346 * lto.c (lto_read_namespace_DIE): New function.
1347 (lto_read_DIE): Add lto_read_namespace_DIE callback. Cache
1348 NAMESPACE_DECL DIE's.
1349 (lto_resolve_namespacedecl_ref): New function.
1350 * lto.h (lto_resolve_namespacedecl_ref): New function.
1351 * lto-section-in.c (lto_read_decls): Read namespace declarations.
1352 * lto-section-in.h (struct lto_file_decl_data): Add namespace_decls
1353 and num_namespace_decls.
1354 * lto-function-in.c (input_expr_operand): Add NAMESPACE_DECL case.
1355 * lto-lang.c (lto_init_ts): New function.
1356 (LANG_HOOKS_INIT_TS): Set as lto_init_ts.
1357
13582008-04-16 Ollie Wild <aaw@google.com>
1359
1360 * lto-function-in.c (input_type_ref): Updated function description.
1361
13622008-04-16 Ollie Wild <aaw@google.com>
1363
1364 * lto-function-in.c (input_type_ref_1): New function.
1365 (input_type_ref): Split into two functions.
1366 (input_function): Add support for type contexts.
1367
13682008-04-16 Ollie Wild <aaw@google.com>
1369
1370 * lto.c (lto_materialize_function): Use DECL_ASSEMBLER_NAME to compute
1371 section name
1372
13732008-04-16 Ollie Wild <aaw@google.com>
1374
1375 * lto.c (lto_read_compile_unit_DIE): Add DW_LANG_C_plus_plus to the
1376 list of supported languages.
1377
13782008-03-25 Kenneth Zadeck <zadeck@naturalbridge.com>
1379
1380 Merge with mainline @133491.
1381
13822008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1383 Jan Hubicka <jh@suse.cz>
1384
1385 * lto.c (lto_info_fd_init, lto_info_fd_close): Get rid of
1386 fd->unmaterialized_fndecls.
1387 (lto_get_file_name, lto_materialize_cgraph): New function.
1388 (lto_materialize_constructors_and_inits,
1389 lto_materialize_function): Read info directly from elf file.
1390 (lto_file_read): Made local and initialize dictionary so that
1391 other lto sections can be read without reprocessing the elf file.
1392 (lto_main): Read all functions after all files have been processed
1393 for their types, globals and cgraph.
1394 * Make-lang.in (lto.o, lto-cgraph-in.c, lto-section-in): Changed
1395 dependencies.
1396 * lto-elf.c (lto_elf_file): Removed strtab, symtab fields.
1397 (hash_name, eq_name, lto_elf_build_section_table): New functions.
1398 (lto_elf_read_symtab): Removed function.
1399 (lto_elf_file_open): Removed call to lto_elf_read_symtab.
1400 * lto.h (lto_info_fd_struct): Removed unmaterialized_fndecls.
1401 (lto_file_read): Made local.
1402 (lto_get_file_name, lto_elf_build_section_table,
1403 lto_input_cgraph):
1404 New function.
1405 * lto-section-in.c (lto_read_section_data, lto_get_section_data):
1406 New functions.
1407 (lto_read_decls): Get the file name.
1408 * lto-cgraph-in.c: New file.
1409 * lto-function-in.c (tag_to_expr): Stops at LTO_tree_last_tag.
1410 (input_expr_operand, lto_read_body): Set lto_debug_context.tag_names.
1411 (input_labels): Fixed latent sizeof issue.
1412 (input_function): Build stmt array to set call sites into cgraph
1413 edges.
1414 (lto_read_body): Reset cfun->curr_properties.
1415 * lto_section_in.h (lto_section_slot): New structure.
1416 (section_hash_table.lto_file_decl_data): New field.
1417
1418
14192008-02-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1420
1421 * lto.c (lto_read_variable_formal_parameter_const): Remove code to
1422 reconstruct static initializers.
1423 (lto_get_body, lto_materialize_function): Add lto_section_type as
1424 a parameter.
1425 (lto_materialize_constructors_and_inits,
1426 lto_materialize_file_data): New function.
1427 (lto_materialize_function,
1428 lto_read_subroutine_type_subprogram_DIE): Renamed unmap_fn_body to
1429 unmap_section and map_fn_body to map_section.
1430 (lto_set_cu_context): Process functions and static inits
1431 differently.
1432 * Make-lang.in (LTO_H, lto/lto-function-in.o,
1433 lto/lto-section-in.o): Update dependencies.
1434 * lto/lto-elf.c (lto_elf_map_optional_lto_section): Add
1435 lto_section_type parameter.
1436 (lto_elf_unmap_fn_body): Renamed to lto_elf_unmap_section.
1437 * lto.h (lto_file_vtable_struct): Removed two of the fields and
1438 renamed the other two so that there is only one map function and
1439 one unmap function and each takes a section type parameter.
1440 (lto_read_function_body): Renamed to lto_input_function_body and
1441 added file_data parameter.
1442 (lto_read_var_init): Removed.
1443 (lto_input_constructors_and_inits): New function.
1444 * lto-section-in.c (lto_read_decls): New function.
1445 * lto-function-in.c (data_in): Moved fields field_decls, fn_decls,
1446 var_decls, type_decls, types to lto_file_decl_data.
1447 (input_type_ref, input_expr_operand, lto_read_body): Get
1448 field_decls, fn_decls, var_decls, type_decls, types from different
1449 structure.
1450 (input_globals, input_constructor, lto_read_var_init): Removed.
1451 (input_constructors_or_inits): New function.
1452 (lto_read_function_body, lto_input_constructors_and_inits):
1453 Renamed to lto_input_function_body and takes file_data parameter.
1454 * lto-section-in.h (lto_file_decl_data): New structure.
1455
14562008-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1457
1458 * lto-function-in.c (input_globals.c): Changed input type to
1459 lto_function_header.
1460 (input_bb): Removed code to deserialize the stmt number.
1461 (input_function): Renumber all stmts after they are input.
1462 (lto_read_body, lto_read_function_body, lto_read_var_init):
1463 Changed to used new header format and enum section_type.
1464 *lto-lang.c (success): Removed.
1465
14662008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1467
1468 * lto-elf.c (lto_elf_lookup_sym): Remove unused function.
1469 (lto_elf_free_sym): Likewise.
1470
1471 * lto-elf.c (lto_elf_read_var_init): Remove unused function.
1472 (lto_elf_build_init): Likewise.
1473
14742008-01-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1475
1476 * lto-read.c: Renamed to lto-function-in.c.
1477 (input_1_unsigned): Moved to lto-section-in.c and renamed
1478 lto_input_1_unsigned.
1479 (input_uleb128): Moved to lto-section-in.c and renamed
1480 lto_input_uleb128.
1481 (input_widest_uint_uleb128): Moved to lto-section-in.c and renamed
1482 lto_input_widest_uint_uleb128.
1483 (input_sleb128): Moved to lto-section-in.c and renamed
1484 lto_input_sleb128.
1485 (input_integer): Moved to lto-section-in.c and renamed
1486 lto_input_integer.
1487 (debug_in_fun): Moved to lto-section-in.c and renamed
1488 lto_debug_in_fun.
1489 (input_block): Moved to lto-section-in.h and renamed
1490 lto_input_block.
1491 (input_expr_operand): Fixed to allow lists with more than one
1492 element.
1493 * lto-section-in.h: New file.
1494 * lto-section-in.c: New file with changes from above.
1495 * Make-lang.in (lto-read.o): Renamed lto-function-in.c.
1496 (lto-section-in.o): New rule.
1497
14982007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1499
1500 * lto-read.c (input_expr_operand): Mark static and external
1501 VAR_DECLs as needed.
1502
15032007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1504
1505 * lto-read.c (input_integer): Use the correct shift amount.
1506
15072007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1508
1509 * lto-lang.c (lto_pushdecl): Do nothing instead of aborting.
1510 (LANG_HOOKS_NAME): Define.
1511
15122007-12-27 Nathan Froyd <froydnj@codesourcery.com>
1513
1514 * lto.c (lto_find_integral_type): Define as a macro. Rename the
1515 original function to...
1516 (lto_find_integral_type_1): ...this. Consult UNSIGNEDP if we
1517 don't have a base type.
1518 (lto_read_enumeration_type_DIE): Examine the values of the
1519 enumeration to determine whether we can use an unsigned type for
1520 the base type of the enumeration.
1521
15222007-12-24 Nathan Froyd <froydnj@codesourcery.com>
1523
1524 * lto.c (lto_read_structure_union_class_type_DIE): Set TYPE_MODE
1525 and TYPE_ALIGN on UNION_TYPEs as soon as possible.
1526
15272007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1528
1529 * lto-lang.c (lto_types_compatible_p): New function.
1530 (LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
1531
15322007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1533 Kenneth Zadeck <zadeck@naturalbridge.com>
1534
1535 * lto-read.c (input_expr_operand): Fixed uninitialize var warning.
1536 (input_local_vars): Read in DECL_INITIAL and context for local
1537 statics that need to be put in unexpanded_vars_list.
1538
15392007-12-21 Nathan Froyd <froydnj@codesourcery.com>
1540
1541 * lto-read.c (input_real): Use a separate null-terminated buffer
1542 for calling real_from_string.
1543 (input_expr_operand): If we take the address of a FUNCTION_DECL,
1544 tell cgraph that it's needed.
1545
15462007-12-19 Doug Kwan <dougkwan@google.com>
1547
1548 * lto.c (lto_read_base_type_DIE): Handle complex integer types.
1549
15502007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1551
1552 * lto.c (lto_read_DIE): Call lto_read_only_for_child_DIEs instead.
1553 (lto_file_read): Reset the members of 'context' every time we read
1554 a toplevel DIE, with special attention to last_param_type.
1555
15562007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1557
1558 * lto.c (lto_read_subroutine_type_subprogram_DIE): Initialize
1559 'declaration'. Set the assembler name for non-public functions.
1560
15612007-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1562
1563 * lto_read.c (data_in.unexpanded_indexes): New array.
1564 (input_local_var): Added code to read in unexpanded_var_list
1565 indexes for variables. Only read in DECL_CHAIN field for
1566 parameters.
1567 (input_local_vars): Added code to rebuild unexpanded_var_list in
1568 order using unexpanded_indexes.
1569 (input_function): Added code to set DECL_CONTEXT for functions.
1570
15712007-12-13 Doug Kwan <dougkwan@google.com>
1572
1573 * lto.c (lto_read_pointer_reference_type_DIE): Handle optional name
1574 in pointer and reference types.
1575
15762007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1577
1578 * lto-read.c (input_expr_operand): Use DECL_RESULT when reading a
1579 RESULT_DECL.
1580
15812007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1582
1583 * lto.c (lto_read_array_type_DIE): Return the cached DIE if we've
1584 already read the DIE.
1585 (lto_get_body): New function, split out from...
1586 (lto_materialize_function): ...here. Call it.
1587 (lto_read_subroutine_type_subprogram_DIE): Call lto_get_body to
1588 determine DECL_EXTERNAL.
1589 * lto-symtab.c (lto_symtab_merge_decl): Merge the DECL_RESULTs of
1590 FUNCTION_DECLs when necessary. Use the type of the actual
1591 function definition if we are unable to easily merge types. Ignore
1592 spurious DECL_MODE mismatches on VAR_DECLs. Merge DECL_MODEs when
1593 necessary.
1594
15952007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1596
1597 * lto-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1598
15992007-12-12 Bill Maddox <maddox@google.com>
1600
1601 Revert
1602 2007-12-07 Bill Maddox <maddox@google.com>
1603
1604 * lto.c (lto_str_fd_init): New function.
1605 (lto_str_fd_close): New function.
1606 (lto_file_init): Call lto_str_fd_init.
1607 (lto_file_close): Call lto_str_fd_close.
1608 (lto_str_read): New function. Read debug string table.
1609 (lto_str_lookup): New function. Get string for debug
1610 string table offset.
1611 (lto_read_form): Recognize DW_FORM_strp.
1612 (lto_file_read): Invoke lto_str_read.
1613
1614 * lto-elf.c (lto_elf_file_open): Read raw section data
1615 for the .debug_str section, if present.
1616
1617 * lto.h (struct lto_str_fd_struct): New struct.
1618 (struct lto_file_struct): Added new field DEBUG_STR
1619 to hold the file descriptor for the debug string table.
1620
16212007-12-07 Bill Maddox <maddox@google.com>
1622
1623 * lto.c (lto_str_fd_init): New function.
1624 (lto_str_fd_close): New function.
1625 (lto_file_init): Call lto_str_fd_init.
1626 (lto_file_close): Call lto_str_fd_close.
1627 (lto_str_read): New function. Read debug string table.
1628 (lto_str_lookup): New function. Get string for debug
1629 string table offset.
1630 (lto_read_form): Recognize DW_FORM_strp.
1631 (lto_file_read): Invoke lto_str_read.
1632
1633 * lto-elf.c (lto_elf_file_open): Read raw section data
1634 for the .debug_str section, if present.
1635
1636 * lto.h (struct lto_str_fd_struct): New struct.
1637 (struct lto_file_struct): Added new field DEBUG_STR
1638 to hold the file descriptor for the debug string table.
1639
16402007-12-07 Nathan Froyd <froydnj@codesourcery.com>
1641
1642 * lto-read.c (input_cfg): Call init_empty_tree_cfg_for_function.
1643 Grow the basic_block_info and label_to_block_map vectors if
1644 necessary. Read in the block chain.
1645
16462007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1647
1648 * lto.c (lto_read_DIE): Set TYPE_ALIAS_SET where necessary.
1649
16502007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1651
1652 * lto.c (lto_read_form): Add DW_cl_address for DW_AT_const_value.
1653
16542007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1655
1656 * lto-read.c (input_expr_operand): Don't check for MTAGs.
1657 (lto_read_body): Don't declare PROP_alias.
1658
16592007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1660
1661 * lto-symtab.c (lto_symtab_merge_decl): Handle FUNCTION_DECLs without
1662 argument type information.
1663
16642007-12-03 Nathan Froyd <froydnj@codesourcery.com>
1665
1666 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1667 TREE_THIS_VOLATILE if the associated type is a volatile type.
1668 (lto_materialize_function): Remove call to init_ssa_operands.
1669 * lto-read.c (input_expr_operand): Add SSA_NAME_VAR as a referenced
1670 variable when reading an SSA_NAME. Do the same when reading a
1671 RESULT_DECL, a RETURN_EXPR, or an MTAG.
1672 (input_cfg): Call init_ssa_operands.
1673 (input_ssa_names): Set the default def of an SSA_NAME if necessary.
1674 Move call to init_tree_ssa...
1675 (lto_read_body): ...here. Use push_cfun and pop_cfun. Call
1676 add_referenced_var on any variables referenced from the body of the
1677 function. Inform the rest of the compiler we are in SSA form and
1678 inform later passes about the current properties.
1679
16802007-11-30 Nathan Froyd <froydnj@codesourcery.com>
1681
1682 * lto.c (lto_materialize_function): Add FIXME.
1683
16842007-11-29 Nathan Froyd <froydnj@codesourcery.com>
1685
1686 * lto-lang.c (enum built_in_attribute): New enum.
1687 (flag_no_builtin, flag_no_nonansi_builtin, flag_isoc94, flag_isoc99,
1688 built_in_attributes): New variables.
1689 (def_builtin_1): New function.
1690 (lto_define_builtins): #define DEF_BUILTIN and include builtins.def.
1691
16922007-11-28 Nathan Froyd <froydnj@codesourcery.com>
1693
1694 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1695 DECL_SOURCE_LOCATION for debugging purposes.
1696 (lto_read_member_DIE): Set DECL_SOURCE_LOCATION. If we have read a
1697 bitfield, use the type specified by the DIE for TREE_TYPE and defer
1698 laying out the decl until later.
1699 (lto_read_subroutine_type_subprogram_DIE): Compare the function's
1700 name with DECL_ASSEMBLER_NAME. Set DECL_SOURCE_LOCATION and
1701 TREE_ADDRESSABLE.
1702 * lto-read.c (input_expr_operand): Set TREE_ADDRESSABLE on the
1703 operand of an ADDR_EXPR.
1704 * lto-lang.c (enum lto_builtin_type): New enum.
1705 (builtin_type): New typedef.
1706 (builtin_types, string_type_node, const_string_type_node,
1707 wint_type_node, intmax_type_node, uintmax_type_node,
1708 signed_size_type_node): New variables.
1709 (def_fn_type, builtin_type_for_size, lto_define_builtins,
1710 lto_build_c_type_nodes): New functions.
1711 (lto_init): Initialize builtin types.
1712 (lto_set_decl_assembler_name): Let the target machine mangle the
1713 name if the decl is TREE_PUBLIC, otherwise uniquify it.
1714
17152007-11-21 Nathan Froyd <froydnj@codesourcery.com>
1716
1717 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Don't
1718 set TREE_ADDRESSABLE. Do set DECL_COMDAT. Set TREE_READONLY if
1719 the type is a constant type. Set the assembler name and inform
1720 the rest of the compiler about the new decl if the decl is not
1721 public.
1722 (lto_read_subroutine_type_subprogram_DIE): Don't check for equivalency
1723 of DECL_ASSEMBLER_NAME when determining if we have a builtin. Don't
1724 try to read in function bodies for functions that already have bodies.
1725 * lto-symtab.c (lto_same_type_p): Check for unbounded array
1726 equivalency.
1727 (lto_symtab_merge_decl): Don't merge decls that aren't TREE_PUBLIC.
1728 Check for whether we matched a builtin function type before calling
1729 lto_same_type_p on the generated type. Permit cases where the
1730 declaration of an array is unbounded, but the definition is bounded.
1731 Don't combine TREE_PUBLIC flags. Copy over DECL_SIZE and
1732 DECL_SIZE_UNIT if necessary.
1733
17342007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1735
1736 * lto-read.c (input_expr_operand): Get types right
1737 for COMPLEX_CST.
1738
17392007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1740
1741 * lto-read.c (make_new_block, input_cfg): Properly set
1742 n_basic_blocks.
1743
17442007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1745
1746 * lto.c (lto_read_array_type_DIE): Handle DIEs with DW_AT_GNU_vector
1747 set properly by building a VECTOR_TYPE instead of an ARRAY_TYPE.
1748
17492007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1750
1751 * lto.c (lto_read_base_type_DIE): Use make_bitfield_integer_type to
1752 construct the integer type for bitfields.
1753
17542007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1755
1756 * lto-read.c (data_in.current_node_has_loc): Removed.
1757 (input_line_info): Returns true if node needs line set.
1758 (set_line_info): Always sets line if called.
1759 (clear_line_info): Removed reference to current_node_needs_loc.
1760 (input_expr_operand): Keeps track locally if current node needs a loc.
1761 (input_local_var): Added code to handle DECL_INITIAL for
1762 static local vars. Only set loc if necessary.
1763
17642007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1765
1766 * lto.c (lto_read_subroutine_type_subprogram_DIE): Fix thinko'd
1767 DECL_CONTEXT.
1768
17692007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1770
1771 * lto.c: Include langhooks.h.
1772 (lto_find_integral_type): Rework logic to handle the case where
1773 got_byte_size is true, but the bitsize requested and that of the
1774 base_type doesn't match.
1775 (lto_read_variable_formal_parameter_constant_DIE): Only check for
1776 asm_name if we are creating a VAR_DECL.
1777 (lto_materialize_function): Set DECL_EXTERNAL if we can't find a
1778 definition.
1779 (lto_read_subroutine_type_subprogram_DIE): Check for a builtin
1780 function reference and use the builtin's decl if so. Set the
1781 DECL_CONTEXT of the RESULT_DECL for the function.
1782 * lto-lang.c (registered_builtin_fndecls): New variable.
1783 (lto_getdecls): Return it.
1784 (lto_builtin_function): Chain the new decl onto
1785 registered_builtin_fndecls.
1786
17872007-11-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1788
1789 * lto-read.c (process_tree_flags, lto_static_init_local):
1790 Renamed to ADD_CLASS_EXPR_FLAG. ADD_CLASS_DECL_FLAG New Macro.
1791 (input_line_info, clear_line_info): Fixed new line number code.
1792 (input_expr_operand): Added type to SWITCH_EXPR.
1793 (lto_read_body): Properly initialized data_in.
1794 Clear line info when leaving.
1795
17962007-11-13 Diego Novillo <dnovillo@google.com>
1797
1798 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
1799 Initialize ARTIFICIAL.
1800 (lto_read_subroutine_type_subprogram_DIE): Initialize
1801 SAVED_SCOPE.
1802 * lto-read.c (set_line_info): Remove ; from calls to
1803 LINEMAP_POSITION_FOR_COLUMN.
1804
18052007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1806
1807 * lto-read.c (input_type_ref): Renamed from get_type_ref.
1808 (input_expr_operand, input_local_var): Renamed get_type_ref to
1809 input_type_ref.
1810 (input_expr_operand): Get the types correct for
1811 vector-cst. Get SSA_NAME_DEF_STMT correct for return_exprs.
1812
18132007-11-13 Doug Kwan <dougkwan@google.com>
1814
1815 * lto-read.c (input_widest_uint_uleb128): New function.
1816 (input_tree_flags, process_tree_flags, input_line_info,
1817 input_expr_operand, input_local_var, input_phi, input_ssa_names):
1818 Change to use lto_flags_type and BITS_PER_LTO_FLAGS_TYPES instead of
1819 unsigned HOST_WIDE_INT and HOST_BITS_PER_WIDE_INT.
1820 (lto_static_init_local): Add code to assert that lto_flags_type is
1821 wide enough.
1822
18232007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1824
1825 * lto.c (lto_read_array_type_DIE): Handle DW_AT_GNU_vector.
1826 (lto_read_subroutine_type_subprogram_DIE): Handle
1827 DW_AT_static_link and DW_AT_specification. Return the
1828 specification if present.
1829 (lto_read_base_type_DIE): Handle DW_ATE_complex_float.
1830
18312007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1832
1833 * lto-lang.c: Include target.h.
1834 (registered_builtin_types): New variable.
1835 (lto_type_for_mode): Increase number of modes handled.
1836 (lto_builtin_function): Fix argument list and return the decl.
1837 (lto_register_builtin_type): New function.
1838 (lto_init): Initialize target builtins and language-independent
1839 nodes.
1840 (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define.
1841
18422007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1843
1844 * lto-read.c (input_expr_operand): Added code to properly handle
1845 index filed. Added new RANGE_EXPR case.
1846
18472007-11-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1848
1849 * lto-read.c (ADD_FUNC_FLAG): Deleted macro.
1850 (data_in): Added current_node_has_loc field.
1851 (input_line_info, set_line_info, clear_line_info): Added a support
1852 for USE_MAPPED_LOCATION and not adding line numbers to nodes that
1853 did not have on on the source side.
1854 (input_expr_operand): Make sure that GIMPLE_MODIFY_STMTS get line
1855 numbers too.
1856
18572007-11-09 Doug Kwan <dougkwan@google.com>
1858
1859 * lto-read.c (input_expr_operand): Change type of operand 2 of
1860 BIT_FIELD_REF expression to be bitsizetype instead of sizetype.
1861
18622007-11-09 Nathan Froyd <froydnj@codesourcery.com>
1863
1864 * lto.c: Include lto-tree.h. Effect small spaces->tabs cleanup.
1865 (lto_read_variable_formal_parameter_constant_DIE): Transfer bits
1866 from a DW_AT_specification or DW_AT_abstract_origin attribute to
1867 the new decl we are creating. Move informing the middle end about
1868 the new decl to...
1869 (lto_main): ...here. Inform the middle end about global variables
1870 after we have read in all the input files.
1871 * lto-symtab.c (lto_symtab_merge_decl): We really do need to merge
1872 variables with internal linkage, so delete the check for internal
1873 linkage. Combine TREE_PUBLIC flags.
1874
18752007-11-08 Nathan Froyd <froydnj@codesourcery.com>
1876
1877 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
1878 DW_AT_decl_line.
1879 * lto-symtab.c (lto_symtab_merge_decl): Handle redefinition of a
1880 builtin specially. Move check for attribute compatibility
1881 earlier.
1882
18832007-11-07 Nathan Froyd <froydnj@codesourcery.com>
1884
1885 * Make-lang.in (lto/lto.o): Depend on gt-lto-lto.h.
1886 * config-lang.in (gtfiles): Add lto.h and lto.c.
1887 * lto-elf.c: Include ggc.h.
1888 (lto_elf_file_open): Allocate elf_file from GC memory.
1889 * lto.c: Include tree-ssa-operands.h and gt-lto-lto.h
1890 (lto_info_fd_init): Allocate the die_cache and unmaterialized_fndecls
1891 in GC memory.
1892 (lto_info_fd_close): Free unmaterialized_fndecls from GC memory.
1893 (lto_file_close): Free file from GC memory.
1894 (lto_cache_store_DIE): Allocate the new entry in GC memory.
1895 (lto_read_member_DIE): Fix declaration.
1896 (lto_read_subroutine_type_subprogram_DIE): unmaterialized_fndecls lives
1897 in GC memory.
1898 (current_lto_file): New variable.
1899 (lto_main): Use it.
1900 (DWARF2_attr, DWARF2_abbrev, lto_die_ptr, DWARF2_CompUnit,
1901 lto_die_cache_entry): Move to...
1902 * lto.h: ...here and add GTY markers as appropriate. Delete forward
1903 declarations accordingly.
1904 (struct lto_file_struct): Declare.
1905 (lto_file_vtable): Use it instead of lto_file.
1906
19072007-11-06 Alon Dayan <alond@il.ibm.com>
1908 Kenneth Zadeck <zadeck@naturalbridge.com>
1909
1910 * lto-read.c (process_flags, lto_static_init_local):
1911 read flags of VAR_DECL and FUNCTION_DECL of size>1.
1912 change global array num_flags_for_code to flags_length_for_code.
1913 (set_line_info): Make decls work in USE_MAPPED_LOCATION mode.
1914
19152007-11-05 Nathan Froyd <froydnj@codesourcery.com>
1916
1917 * lto.c (lto_read_structure_union_class_type_DIE): Use proper record
1918 layout functions to compute information about the newly constructed
1919 type.
1920
19212007-11-02 Nathan Froyd <froydnj@codesourcery.com>
1922
1923 * lto-read.c (input_expr_operand): Change the LTO_return_expr1
1924 case to use DECL_RESULT if necessary.
1925
19262007-11-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1927
1928 * lto-read.c (input_tree_list): Removed.
1929 (input_tree_flags): Added parameter to force flags no matter what
1930 tree code.
1931 (input_expr_operand): Added parameter to input_tree_flags.
1932 Added case for IDENTIFIER_NODE and TREE_LIST. Changed ASM to call
1933 input_expr_operand rather than input_tree_lists.
1934 (input_local_var): Use input_expr_operand to read attributes
1935 rather then input_tree_list.
1936 (input_phi, input_ssa_names): Added parameter to input_tree_flags.
1937
19382007-10-31 Nathan Froyd <froydnj@codesourcery.com>
1939
1940 * lto.c (lto_read_typedef_DIE): Fix comment typo.
1941 (lto_resolve_typedecl_ref): Fetch the referred-to type and build a fake
1942 TYPE_DECL for it.
1943 * lto-read.c (lto_read_body): Use correct sizes for calculating
1944 type_decls_offset and types_offset.
1945
19462007-10-30 Nathan Froyd <froydnj@codesourcery.com>
1947
1948 * lto-tree.h (union lang_tree_node): Change GTY description to chain
1949 with GENERIC_NEXT.
1950 * config-lang.in (gtfiles): Add lto-lang.c.
1951 * lto-lang.c: Include gt-lto-lto-lang.h.
1952 * Make-lang.in (lto/lto-lang.o): Add dependency on gt-lto-lto-lang.h
1953 (lto/lto-symtab.o): Depend on LTO_H instead of TREE_H.
1954 (lto/lto-read.o): Likewise.
1955
19562007-10-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1957
1958 * lto-read.c (data_in): Added type_decls and current_col fields.
1959 (string_slot): New type to hold canonized file name.
1960 (hash_string_slot_node, eq_string_slot_node, canon_file_name,
1961 input_line_info, set_line_info, clear_line_info): New functions.
1962 (file_name_hash_table): New hash table.
1963 (input_local_var, input_labels, input_local_vars_index,
1964 input_local_var, input_local_vars, input_ssa_names): Reorganized parameters.
1965 (input_uleb128): Changed type of byte var.
1966 (input_expr_operand): Large number of changes to get line numbers
1967 correct. Added TYPE_DECL case.
1968 (input_globals): Added code to get TYPE_DECLs processed.
1969 (input_local_var): Added code to process line numbers and
1970 TREE_CHAIN and DECL_CONTEXT.
1971 (input_function, input_constructor): Added call to
1972 clear_line_number.
1973 (lto_static_init_local): Added code to get line numbers correct.
1974 (lto_read_body): Added code to get TYPE_DECLS read and to change
1975 parameters to the calls above that had their parms reorganized.
1976
1977
19782007-10-29 Nathan Froyd <froydnj@codesourcery.com>
1979
1980 * lto.h (lto_resolve_typedecl_ref): Declare.
1981 * lto.c (lto_resolve_typedecl_ref): New function.
1982
19832007-10-29 Mark Mitchell <mark@codesourcery.com>
1984 Nathan Froyd <froydnj@codesourcery.com>
1985
1986 * lto.c (lto_read_subroutine_type_subprogram_DIE): Read the child
1987 DIEs even if we find an abstract origin for this DIE.
1988
19892007-10-29 Nathan Froyd <froydnj@codesourcery.com>
1990
1991 * lto.c (lto_read_subroutine_type_subprogram_DIE): Build the
1992 RESULT_DECL slightly earlier. Only remember the decl for later
1993 if we successfully merge declarations.
1994
19952007-10-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1996
1997 * lto-read.c (input_expr_operand): Give label_values the proper
1998 context and provide switch statements with a default type.
1999
20002007-10-23 Nathan Froyd <froydnj@codesourcery.com>
2001
2002 * lto-read.c (lto_read_body): Move call to init_ssa_operands...
2003 * lto.c (lto_materialize_function): ...to here.
2004
20052007-10-22 Nathan Froyd <froydnj@codesourcery.com>
2006
2007 * lto.h (struct lto_info_fd): Add field unmaterialized_fndecls.
2008 * lto.c (lto_info_fd_init): Initialize it.
2009 (lto_info_fd_close): Free it.
2010 (lto_materialize_function): New function.
2011 (lto_read_subroutine_type_subprogram_DIE): Save the result decl on
2012 unmaterialized_fndecls.
2013 (lto_file_read): Read in all the function bodies after we have read
2014 all of the DWARF info.
2015 * lto-read.c (lto_read_body): Call init_ssa_operands if we are
2016 reading a function body.
2017
20182007-10-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2019
2020 * lto-read.c (input_tree_flags): Renamed from input_flags to be
2021 semetric with output_tree_flags. Added call to log flags.
2022 (process_tree_flags): Renamed from process_flags. Fixed a lot of
2023 type issues to make everything consistent with flags being
2024 unsigned HOST_WIDE_INTS.
2025 (input_expr_operand): Added call to
2026 recompute_tree_invariant_for_addr_expr.
2027 (input_local_var): Added debugging for tree_chains. Now calls
2028 input_tree_flags.
2029 (input_phi): Made flags unsigned HOST_WIDE_INT.
2030 (input_ssa_names): Now calls input_tree_flags.
2031 (lto_read_body): Now sets cfun.
2032 (lto_read_function_body): Now sets current_function_pointer.
2033
20342007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2035
2036 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Check
2037 definitively whether SPECIFICATION or ABSTRACT_ORIGIN exist before
2038 inspecting fields within.
2039 (lto_read_DIE_at_ptr): Delete check for null result; let callers
2040 handle this appropriately.
2041
20422007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2043
2044 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Handle
2045 DW_AT_abstract_origin properly. Ensure that we're not dealing with
2046 both DW_AT_abstract_origin and DW_AT_specification.
2047 (lto_read_subroutine_type_subprogram_DIE): Handle
2048 DW_AT_abstract_origin.
2049 (lto_read_DIE): Use lto_read_only_for_child_DIEs for labels.
2050 (lto_read_DIE_at_ptr): Define as static to match declaration.
2051 Lookup the PTR in the cache before reading it from the file.
2052 (lto_resolve_var_ref): Adjust accordingly.
2053 (lto_resolve_fn_ref): Adjust accordingly. Tweak comment.
2054 (lto_resolve_field_ref): Adjust accordingly. Tweak comment.
2055
20562007-10-19 Nathan Froyd <froydnj@codesourcery.com>
2057
2058 * lto.c (lto_read_DIE_at_ptr): New function.
2059 (lto_resolve_var_ref): Use it.
2060 (lto_resolve_fn_ref): Use it.
2061 (lto_resolve_field_ref): Use it.
2062 (lto_read_variable_formal_parameter_constant_DIE): Follow
2063 DW_AT_specification and return the associated decl when appropriate.
2064
20652007-10-18 Nathan Froyd <froydnj@codesourcery.com>
2066
2067 * lto-lang.c (lto_type_for_mode): Move after lto_type_for_size.
2068 Implement for scalar integer modes.
2069 (lto_init): Initialize size_type_node.
2070
20712007-10-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2072
2073 * lto-read.c (input_expr_operand): Remove ssa name asserts.
2074 (input_local_var): Add chaining for params.
2075 (input_ssa_names): Add cfun parameter.
2076 (input_function): Remove unnecessary else.
2077
20782007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2079
2080 * lto.c (lto_read_only_for_child_DIEs): Mark die parameter as unused.
2081 (lto_resolve_var_ref): Use proper types.
2082 (lto_resolve_fn_ref): Likewise.
2083 (lto_resolve_field_ref): Likewise.
2084
20852007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2086
2087 * lto-read.c (input_expr_operand): Remove case.
2088
20892007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2090
2091 * lto.c (lto_read_only_for_child_DIEs): New function.
2092 (lto_read_DIE): Use it for lexical_block and inlined_subroutine DIEs.
2093 * lto-elf.c (lto_elf_map_lto_section): Remove.
2094 (lto_elf_file_vtable): Use lto_elf_map_optional_lto_section instead.
2095 * lto-read.c (input_expr_operand): Assert that we never read a NULL
2096 SSA_NAME. Add missing case for mechanical codes.
2097 (input_cfg): Use basic_block_info_for_function instead of
2098 basic_block_info.
2099
21002007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2101
2102 * lto-read.c (input_sleb128, input_integer): Use proper casts.
2103 (input_list): Renamed input_tree_list and modified to follow same
2104 protocol as lto-function-out.c:output_tree_list.
2105 (input_expr_operand): Make asm operands use input_tree_list.
2106 (input_local_var): Now uses input_tree_list.
2107 (lto_read_body): Change placement for setting context of debug_labels.
2108
2109
21102007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2111
2112 * lto-read.c (input_real): Output debugging in proper order.
2113 (input_integer): Compute bit lengths properly.
2114 (input_list): Clean up declaration.
2115 (input_expr_operand): Change calls to input_real to match fix.
2116 Make reading of LTO_bit_field_ref1 match output.
2117 (input_local_var): Make reading of attributes match what is being
2118 written.
2119 (dump_debug_stream): Also print char in hex.
2120 (debug_out_fun): Fix signed unsigned mismatch.
2121
21222007-10-10 Nathan Froyd <froydnj@codesourcery.com>
2123
2124 * lto.c (lto_read_form): Handle DW_AT_MIPS_linkage_name and
2125 DW_AT_GNU_vector specially, as they are not contiguous with the
2126 specified set of attribute names. Use class_mask to check for
2127 errors at the end of the function
2128 (lto_resolve_var_ref): Read the DIE if it is not cached.
2129 (lto_resolve_fn_ref): Likewise.
2130 (lto_resolve_field_ref): Likewise.
2131
21322007-10-05 Nathan Froyd <froydnj@codesourcery.com>
2133
2134 * lto.c: Include dwarf2out.h.
2135 (lto_cache_store_DIE): Assert that we never change the value.
2136 (LTO_BEGIN_READ_ATTRS): Print an informative error message.
2137 (lto_read_compile_unit_DIE): Handle DW_AT_entry_pc.
2138 (lto_read_array_type_DIE): Don't error on ndims == 0; build a
2139 sensible type instead.
2140 (lto_read_structure_union_class_type_DIE): Store the newly
2141 created type prior to reading the members of the structure to
2142 avoid infinite recursion. Avoid computing types and alignments
2143 for structures whose sizes are unknown.
2144 (lto_read_variable_formal_parameter_const): Handle DW_AT_artificial
2145 and set DECL_ARTIFICIAL accordingly. Ignore DW_AT_abstract_origin,
2146 DW_AT_const_value, and DW_AT_specification.
2147 (lto_read_subroutine_type_subprogram_DIE): Handle DW_AT_declaration.
2148 Return early if we have already constructed the function type.
2149 (lto_read_typedef_DIE): Check to see if the type has been cached
2150 already. Cache the type before reading any children.
2151 (lto_read_const_volatile_restrict_type_DIE): Handle DW_AT_name.
2152 (lto_read_DIE): Unset context->skip_non_parameters around reading
2153 the DIE.
2154 (lto_resolve_fn_ref): Delete trailing whitespace.
2155
21562007-09-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2157
2158 * lto-read.c (input_expr_operand): Added type for STRING_CST.
2159
21602007-09-10 Nathan Froyd <froydnj@codesourcery.com>
2161
2162 * lto-read.c (lto_read): Set the type of the newly created CALL_EXPR.
2163
21642007-09-07 Nathan Froyd <froydnj@codesourcery.com>
2165
2166 * lto-lang.c (signed_and_unsigned_types): New variable.
2167 (lto_type_for_size): Consult signed_and_unsigned_types to find
2168 an approprite type, creating it if necessary.
2169 (lto_set_decl_assembler_name): Add actual method body.
2170
21712007-09-06 Jim Blandy <jimb@codesourcery.com>
2172
2173 * lto.c (lto_read_variable_formal_parameter_constant_DIE): If we
2174 can't find a var init for this variable, leave its DECL_INITIAL.
2175 * lto-elf.c (lto_elf_map_optional_lto_section): Renamed from
2176 lto_elf_map_fn_body.
2177 (lto_map_lto_section): New function.
2178 (lto_elf_file_vtable): Use lto_elf_map_lto_section for function
2179 bodies, and lto_elf_map_optional_lto_section for variable
2180 initializers.
2181 (lto_elf_find_section_data): Quietly return NULL if the section is
2182 missing.
2183 (lto_elf_file_open): Check for a NULL from lto_elf_find_section_data.
2184
2185 * lto-elf.c (lto_elf_find_section_data): Remove dead code.
2186
2187 * lto-read.c (lto_read_body): Doc fix.
2188
21892007-08-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2190
2191 * lto-read.c (fun_in): Renamed to data_in.
2192 (input_expr_operand, input_local_var, input_string_internal,
2193 input_string, input_real, input_list, get_label_decl,
2194 get_type_ref, input_expr_operand, input_globals, input_labels,
2195 input_local_vars_index, input_local_var, input_local_vars,
2196 input_cfg, input_phi, input_ssa_names, input_bb, ): Renamed fun_in to data_in.
2197 (input_constructor): New function.
2198 (lto_read_function_body): Renamed to lto_read_body and generalized
2199 to handle both functions and constructors.
2200 (lto_read_function_body, lto_read_var_init): New function.
2201
2202
22032007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2204
2205 * lto-read.c (input_expr_operand): Assert that there really is a
2206 FUNCTION_DECL.
2207 (input_globals): Removed checks on 0 section.
2208
22092007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2210
2211 * lto-read.c (fun_in): Added local_decls_index and
2212 local_decls_index_d.
2213 (input_expr_operand): Changed inputting of PARM_DECLs and VAR_DECLs.
2214 (input_globals): Enabled code to handle FIELD_DECLs.
2215 (input_local_vars_index, input_local_vars): New function.
2216 (input_local_var): Changed to allow locals to be input randomly.
2217 (lto_read_function_body): Added code to input the
2218 local_decls_index and to free various structures.
2219
22202007-08-17 Jim Blandy <jimb@codesourcery.com>
2221
2222 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Remove
2223 ATTRIBUTE_UNUSED from 'die' formal.
2224
2225 Use enum LTO_tags where appropriate, instead of 'unsigned int'.
2226 * lto-read.c (input_record_start): Fix return type, type of 'tag'.
2227 (input_list): Fix type of 'tag'.
2228 (input_expr_operand): Fix type of 'tag' argument. Update
2229 declaration. Fix type of 'ctag'. Add default case to switch,
2230 since the type of the switched value is now an enum.
2231 (input_local_vars): Fix type of 'tag'.
2232 (input_bb): Fix type of 'tag' argument.
2233 (input_function): Fix type of 'tag' argument.
2234
22352007-08-16 Jim Blandy <jimb@codesourcery.com>
2236
2237 * lto.c (lto_read_member_DIE): Record the tree we create in
2238 fd->die_cache. (Our 'die' argument is no longer unused.)
2239 (lto_resolve_field_ref): New function.
2240 * lto.h (lto_resolve_field_ref): New declaration.
2241
22422007-08-15 Jim Blandy <jimb@codesourcery.com>
2243
2244 * lto-read.c (lto_read_var_init): Mark arguments as unused.
2245
22462007-08-07 Jim Blandy <jimb@codesourcery.com>
2247
2248 * lto.c (lto_read_form): Complete attr_classes table.
2249 (DWARF2_form_data): Doc fix.
2250
22512007-08-05 Mark Mitchell <mark@codesourcery.com>
2252
2253 * lto.h (lto_file_vtable): Remove read_var_init. Add map_var_init
2254 and unmap_var_init.
2255 (lto_read_var_init): Declare.
2256 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Use new
2257 interface for reading variable initializers.
2258 * lto-elf.c (lto_elf_read_var_init): Remove.
2259 (lto_elf_file_vtable): Update initializer.
2260 (lto_elf_read_var_init): Add comment about unused-ness.
2261 * lto-read.c (lto_read_var_init): New.
2262
2263 * lto.c (lto_read_form): Add entry for DW_AT_inline.
2264
22652007-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2266
2267 * lto-read.c (lto_read_function_body): Moved declaration of fn
2268 outside of ifdef.
2269
22702007-08-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2271
2272 * lto-read.c (input_uleb128, input_string_internal, input_real,
2273 input_integer, input_record_start, input_list, get_type_ref,
2274 input_flags, input_expr_operand, input_expr_operand,
2275 input_expr_operand, input_local_vars, input_cfg, input_phi,
2276 input_ssa_names, input_bb, input_function): Added semicolons.
2277
2278
22792007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2280
2281 * lto-read.c (input_globals): Remove debugging.
2282 (input_function): Set DECL_ARGUMENTS.
2283
2284
22852007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2286
2287 * lto-read.c (input_expr_operand): Fixed code for COND_EXEC,
2288 RETURN_EXPR, MODIFY_EXPR and processing of flags.
2289 (input_phi): Made work with operands other than SSA_NAMES and
2290 fixed processing of flags.
2291 (input_ssa_names): Initialize SSA_NAME_DEF_STMT to empty stmt.
2292 (input_flags): New function.
2293 * lto-lang.c (lto_init): Changed state of in_lto_p.
2294
2295
22962007-07-24 Mark Mitchell <mark@codesourcery.com>
2297
2298 * lto-tree.h (lto_varargs_cookie): Remove.
2299 * lto.c (lto_context): Add last_parm_type, varargs_p, skip_all,
2300 skip_non_parameters, skip_parameters.
2301 (lto_varargs_cookie): Remove.
2302 (lto_read_variable_formal_parameter_constant_DIE): Keep track of
2303 parameter types.
2304 (lto_read_abbrev): New function.
2305 (lto_read_subroutine_type_subprogram_DIE): Make two passes over
2306 child DIEs.
2307 (lto_read_unspecified_parameters_DIE): Set context->varargs_p.
2308 (lto_read_DIE): Use lto_read_abbrev. Honor skip_* flags.
2309 (lto_file_read): Initialize new context fields.
2310 * lto-lang.c (lto_type_for_mode): Return NULL_TREE.
2311 (lto_unsigned_type): Remove.
2312 (lto_signed_type): Likewise.
2313 (lto_signed_or_unsigned_type): Likewise.
2314 (lto_init): Do not create lto_varargs_cookie.
2315 (LANG_HOOKS_UNSIGNED_TYPE): Do not define.
2316 (LANG_HOOKS_SIGNED_TYPE): Likewise.
2317 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Likewise.
2318
23192007-07-19 Jan Hubicka <jh@suse.cz>
2320
2321 * lto-read.c (lto_read_function_body): Produce empty scope block
2322 to avoid crash.
2323
23242007-07-18 Mark Mitchell <mark@codesourcery.com>
2325
2326 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Do not
2327 process local variables.
2328 (lto_read_subroutine_type_subprogram_DIE): Read child DIEs.
2329
23302007-07-13 Kenneth Zadeck <zadeck@naturalbridge.com>
2331
2332 * lto-read.c (input_list, input_expr_operand): Added struct
2333 function parameter.
2334 (init_cfg, finalize_cfg): Removed function.
2335 (input_expr_operand): Added SSA_NAME and GIMPLE_MODIFY_STMT cases.
2336 (input_labels, input_local_vars): Now takes input_block parameter rather than
2337 synthsyzing it.
2338 (input_cfg, input_phi, input_ssa_names): New functions.
2339 (input_bb): Now passes in input_blocks. Does not construct cfg
2340 and processes the list of phi functions.
2341 (input_function): Now builds both the cfg and ssa_names table.
2342 (lto_read_function_body): Processes new header fields to construct
2343 streams for the ssa_names and cfg and their debugging.
2344 * lto/lto-lang.c (lto_init): Set in_lto_p.
2345
2346
23472007-06-28 Mark Mitchell <mark@codesourcery.com>
2348
2349 * lto.h (lto_file_vtable): Add read_var_init.
2350 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Read
2351 initializers.
2352 (lto_main): Remove bogus asserts.
2353 * lto-elf.c (tm.h): Include it.
2354 (libiberty.y): Likewise.
2355 (lto_elf_file): Add strtab and symtab. Rename
2356 string_table_section_index to sec_strtab.
2357 (lto_elf_file_vtable): Add lto_elf_read_var_init.
2358 (lto_elf_get_shdr): New function.
2359 (lto_elf_free_shdr): Likewise.
2360 (lto_elf_find_section_data): Use them.
2361 (lto_elf_read_symtab): New function.
2362 (lto_elf_lookup_sym): Likewise.
2363 (lto_elf_free_sym): Likewise.
2364 (lto_elf_file_open): Tidy. Call lto_elf_read_symtab.
2365 (lto_elf_built_init): New function.
2366 (lto_elf_read_var_init): Likewise.
2367 * Make-lang.in (lto/lto-elf.o): Depend on $(TM_H).
2368
23692007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2370
2371 * lto-read (make_new_block): Initialize the stmt_list.
2372 (lto_static_init_local): Add debugging for missing codes.
2373
23742007-06-26 Mark Mitchell <mark@codesourcery.com>
2375
2376 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
2377 unprototyped functions.
2378
23792007-06-23 Mark Mitchell <mark@codesourcery.com>
2380
2381 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
2382 Handle DW_AT_MIPS_linkage_name.
2383 (lto_read_subroutine_type_subprogram): Likewise. Correct
2384 compilation errors.
2385 (lto_main): Remove incorrect assertions.
2386 * lto-symbtab.c: Build function types out of TREE_LISTs.
2387
2388 * lto-elf.c (<libelf>): Check for HAVE_LIBELF_H.
2389
2390 * Make-lang.in (LTO_OBJS): Depend on attribs.o.
2391
23922007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2393
2394 * lto/lto-tree.h (lang_decl, lang_type, language_function): Added
2395 dummy since ggc does not like empty structs.
2396 * lto/lto-elf.c (libelf.h): Changed to libelf/libelf.h.
2397 * lto/lto-read.c (ADD_CLASS_FLAG, ADD_EXPR_FLAG): Changed
2398 expr->common to expr->base.
2399 (make_new_block): Moved stmt_list to proper place.
2400
2401
24022007-03-14 Robert Kennedy <jimbob@google.com>
2403
2404 Eliminate use of lang_hooks.set_decl_assembler_name from LTO
2405 * lto.c (lto_read_subroutine_type_subprogram_DIE) Get DECL
2406 assembler name from DWARF.
2407 * lto-lang.c (lto_set_decl_assembler_name) New function.
2408
24092006-09-10 Mark Mitchell <mark@codesourcery.com>
2410
2411 * lto.h (lto_file_vtable): New structure.
2412 (lto_file): Add vtable pointer.
2413 (lto_file_init): Add vtable paramter.
2414 (lto_read_function_body): New function.
2415 (lto_symtab_merge_fn): New function.
2416 * lto.c (lto_file_init): Add vtable parameter.
2417 (lto_read_form): Fill in entries for DW_AT_prototyped,
2418 DW_AT_frame_base.
2419 (lto_read_subroutine_type_subprogram_DIE): New function.
2420 (lto_read_DIE): Fill in entries for DW_TAG_subroutine_type and
2421 DW_TAG_subprogram.
2422 * lto-elf.c (lto_elf_vile_vtable): New variable.
2423 (lto_elf_file_open): Pass it to lto_file_init.
2424 (lto_elf_map_fn_body): New function.
2425 (lto_elf_unmap_fn_body): Likewise.
2426 * lto-read.c: New file.
2427 * lto-symtab.c (lto_symtab_merge_fn): New function.
2428 * lto-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define to
2429 tree_rest_of_compilation.
2430 * Make-lang.in (LTO_OBJS): Add lto-read.o
2431 (lto-read.o): New target.
2432
24332006-09-03 Mark Mitchell <mark@codesourcery.com>
2434
2435 * lto.c (<inttypes.h>): Don't include it.
2436 (lto_context): Don't typedef it.
2437 (lto_resolve_reference): New function.
2438 (lto_read_form): Use it.
2439 (lto_resolve_type_ref): New function.
2440 (lto_resolve_var_ref): Likewise.
2441 (lto_resolve_fn_ref): Likewise.
2442 * lto.h (<inttypes.h>): Include it.
2443 (lto_context): New type.
2444 (lto_ref): New structure.
2445 (lto_resolve_type_ref): Declare.
2446 (lto_resolve_var_ref): Likewise.
2447 (lto_resolve_fn_ref): Likewise.
2448
24492006-08-18 Mark Mitchell <mark@codesourcery.com>
2450
2451 * lang-specs.h: New file.
2452
24532006-08-14 Mark Mitchell <mark@codesourcery.com>
2454
2455 * lto.c (lto_info_fd_init): Allocate the DIE cache.
2456 (lto_info_fd_close): Deallocate it.
2457 (lto_die_cache_entry): New structure.
2458 (lto_cache_hash): New function.
2459 (lto_cache_eq): Likewise.
2460 (lto_cache_store_DIE): Likewise.
2461 (lto_cache_lookup_DIE): Likewise.
2462 (lto_read_referenced_type_DIE): Use the cache.
2463 (lto_read_pointer_type_DIE): Robustify.
2464 (lto_read_DIE): Use the cache.
2465 * lto.h (hashtab.h): Include.
2466 (lto_info_fd): Add DIE cache.
2467 * Make-lang.in (LTO_H): New variable.
2468 (lto/lto-lang.o): Use LTO_H.
2469 (lto/lto-elf.o): Likewise.
2470 (lto/lto-symtab.o): Likewise.
2471
24722006-07-09 Mark Mitchell <mark@codesourcery.com>
2473
2474 * lto.c (lto_abi_mismatch_error): New function.
2475 (lto_abbrev_read): Initialize num_abbrevs.
2476 (lto_read_form): Specify allowed form classes for
2477 DW_AT_declaration. Adjust for change to lto_set_cu_context.
2478 (lto_read_variable_formal_parameter_constant_DIE): Handle
2479 DW_AT_declaration. Call lto_symtab_merge_var.
2480 (lto_read_pointer_type_DIE): New function.
2481 (lto_read_base_type_DIE): Use build_nonstandard_integer_type. Do
2482 not creat TYPE_DECLs for types that already have them.
2483 (lto_read_DIE): Add lto_read_pointer_type_DIE.
2484 (lto_set_cu_context): Make cu_start point to the header, not the
2485 first DIE.
2486 (lto_file_read): Adjust for change to lto_set_cu_context.
2487 * Make-lang.in (LTO_OBJS): Add lto-symtab.o.
2488 (lto/lto-symtab.o): New rule.
2489 * lto-tree.h (lang_identifier): Add decl field.
2490 (LANG_IDENTIFIER_CAST): New macro.
2491 (LTO_IDENTIFIER_DECL): Likewise.
2492 (lto_symtab_merge_var): Declare.
2493 * lto-symtab.c: New file.
2494
24952006-07-02 Daniel Berlin <dberlin@dberlin.org>
2496
2497 * lto.c (lto_context): Add current_cu and info_fd members.
2498 (DWARF2_CompUnit): New structure.
2499 (lto_read_DIE): Take lto_info_fd *.
2500 (lto_read_child_DIEs): Ditto.
2501 (lto_file_corrupt_error): Constify argument.
2502 (lto_set_cu_context): New function
2503 (lto_info_fd_init): Ditto.
2504 (lto_info_fd_close): Ditto.
2505 (lto_file_init): Use lto_info_fd_init.
2506 (lto_file_close): Use lto_info_fd_close.
2507 (lto_read_initial_length): Pass in pointer to header size.
2508 (lto_read_comp_unit_header): Correct cu_length to
2509 real length from beginning of header. Take lto_info_fd * as
2510 argument.
2511 (find_cu_for_offset): New function.
2512 (lto_read_form): Change first argument to lto_info_fd *.
2513 Add FORM_CONTEXT argument.
2514 Handle DW_FORM_ref_addr.
2515 (lto_read_tag_DIE): Change first argument to lto_info_fd *.
2516 (LTO_BEGIN_READ_ATTRS_UNCHECKED): Save old context.
2517 Swap contexts if necessary for form.
2518 (LTO_BEGIN_READ_ATTRS): Cast fd to right type for
2519 lto_file_corrupt_error.
2520 (LTO_END_READ_ATTRS): Swap contexts back if it had changed.
2521 (lto_read_referenced_type_DIE): Change first argument to
2522 lto_info_fd *. Access lto_fd fields through base pointer.
2523 (lto_read_compile_unit_DIE): Change first argument to an
2524 lto_info_fd *.
2525 (lto_read_variable_formal_parameter_constant_DIE): Ditto.
2526 (lto_read_base_type_DIE): Ditto.
2527 (lto_read_child_DIEs): Ditto.
2528 (lto_read_DIE): Ditto. Change type of function pointer.
2529 (lto_info_read): New function.
2530 (lto_set_cu_context): Ditto.
2531 (lto_file_read): Use lto_info_read, walk resulting CU's
2532 (lto_main): Update for lto_info_fd change.
2533 * lto-elf.c (lto_elf_file_open): Cast lto_info_fd to lto_fd where
2534 necessary.
2535 * lto.h (DWARF2_CompUnit): New structure.
2536 (lto_info_fd): Ditto.
2537 (lto_file): Change debug_info to be an lto_info_fd.
2538
25392006-06-25 Mark Mitchell <mark@codesourcery.com>
2540
2541 * lto.c (toplev.h): Include it.
2542 (dwarf2.h): Likewise.
2543 (tree.h): Likewise.
2544 (tm.h): Likewise.
2545 (cgraph.h): Likewise.
2546 (ggc.h): Likewise.
2547 (inttypes.h): Likewise.
2548 (DWARF2_attr): New type.
2549 (DWARF2_abbrev): Likewise.
2550 (DWARF2_class): Likewise.
2551 (DWARF2_form_data): Likewise.
2552 (lto_context): Likewise.
2553 (lto_fd_init): New function.
2554 (lto_abbrev_fd_init): Likewise.
2555 (lto_abbrev_fd_close): Likewise.
2556 (lto_file_init): Use them.
2557 (lto_file_close): New function.
2558 (lto_file_corrupt_error): Likewise.
2559 (LTO_CHECK_INT_VAL): New macro.
2560 (lto_check_size_t_val): New function.
2561 (lto_check_int_val): Likewise.
2562 (LTO_READ_TYPE): New macro.
2563 (lto_read_ubyte): New function.
2564 (lto_read_uhalf): Likewise.
2565 (lto_read_uword): Likewise.
2566 (lto_read_uleb128): Likewise.
2567 (lto_read_initial_length): Likewise.
2568 (lto_abbrev_read_attrs): Likewise.
2569 (lto_abbrev_read): Likewise.
2570 (lto_abbrev_lookup): Likewise.
2571 (lto_read_section_offset): Likewise.
2572 (lto_read_comp_unit_header): Likewise.
2573 (lto_read_form): Likewise.
2574 (LTO_BEGIN_READ_ATTRS_UNCHECKED): New macro.
2575 (LTO_BEGIN_READ_ATTRS): Likewise.
2576 (LTO_END_READ_ATTRS): Likewise.
2577 (lto_unsupported_attr_error): New function.
2578 (lto_get_identifier): Likewise.
2579 (lto_read_referenced_type_DIE): Likewise.
2580 (lto_read_compile_unit_DIE): Likewise.
2581 (lto_read_variable_formal_parameter_constant_DIE): Likewise.
2582 (lto_read_base_type_DIE): Likewise.
2583 (lto_read_DIE): Likewise.
2584 (lto_read_child_DIEs): Likewise.
2585 (lto_file_read): Read DIEs.
2586 (lto_main): Ask middle end to emit entities.
2587 * lto-tree.h (lang_identifier): Inherit from tree_identifier.
2588 * lto-elf.c (lto_elf_file_open): Adjust for interface changes.
2589 (lto_elf_file_close): Likewise.
2590 * lto.h (lto_file): Declare.
2591 (DWARF2_abbrev): Likewise.
2592 (lto_fd): New type.
2593 (lto_abbrev_fd): Likewise.
2594 (lto_file): Use new types.
2595 (lto_file_close): Declare.
2596 * lto-lang.c (lto_init): Always use unit-at-a-time mode.
2597
25982006-06-18 Mark Mitchell <mark@codesourcery.com>
2599
2600 * lto.h: New file.
2601 * lto.c: New file.
2602 * lto-elf.c: New file.
2603 * lto-lang.c (flags.h): Include it.
2604 (lto.h): Likewise.
2605 (lto_init): New function.
2606 (lto_write_globals): Remove.
2607 (LANG_HOOKS_WRITE_GLOBALS): Define to lhd_do_nothing.
2608 (LANG_HOOKS_INIT): Define.
2609 (LANG_HOOKS_PARSE_FILE): Likewise.
2610 * Make-lang.in (LTO_OBJS): Add lto.o and lto-elf.o.
2611 (LTO_EXE): Link with libelf.
2612 (lto/lto-lang.o): Update dependencies.
2613 (lto/lto.o): New target.
2614 (lto/lto-elf.o): Likewise.
2615
26162006-06-12 Mark Mitchell <mark@codesourcery.com>
2617
2618 * config-lang.in: New file.
2619 * Make-lang.in: Likewise.
2620 * lto-tree.h: Likewise.
2621 * lto-lang.c: Likewise.
2622
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