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Merge lto branch into trunk.
[thirdparty/gcc.git] / gcc / lto / ChangeLog
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7bfefa9d 12009-10-02 Rafael Avila de Espindola <espindola@google.com>
2
3 * Make-lang.in (lto/lto-lang.o): Don't depend on lto/common.h.
4 (lto-lang.c): Don't include lto/common.h.
5
62009-10-02 Rafael Avila de Espindola <espindola@google.com>
7
8 * Make-lang.in (LTO_OBJS): Remove lto/common.o.
9 (lto/common.o): Remove.
10 * common.c: Remove.
11 * common.h (lto_kind_str): Remove.
12 (lto_visibility_str): Remove.
13 (lto_resolution_str): Make it static.
14
152009-10-01 Diego Novillo <dnovillo@google.com>
16
17 * lto.c (lto_read_decls): Add comment.
18 Call internal_error instead of gcc_assert.
19 (lto_resolution_read): Likewise.
20 (lto_add_all_inlinees): Tidy.
21 * Make-lang.in: Fix copyright boilerplate.
22 (lto.pdf): New.
23 (lto.install-pdf): New.
24 * lto-tree.h: Fix copyright boilerplate.
25 * lang-specs.h: Likewise.
26 Remove ".lto" entry from compilers fragment.
27 * lto-elf.c: Move inclusion of gelf.h after config.h.
28 Tidy formatting everywhere.
29 * lto.h: Fix copyright boilerplate.
30 Tidy formatting everywhere.
31 * common.c: Likewise.
32 * config-lang.in: Likewise.
33 * common.h: Likewise.
34 * lto-lang.c: Likewise.
35
362009-10-01 Richard Guenther <rguenther@suse.de>
37
38 * lto.c (lto_read_section_data): Use plain lseek/read.
39
402009-10-01 Richard Guenther <rguenther@suse.de>
41
42 * lto.c (LTO_MMAP_IO): Define if we can mmap files and
43 use sysconf to query the system page size.
44 (lto_file_read): Implement fallback using stdio.
45 (free_section_data): Likewise.
46
472009-09-29 Diego Novillo <dnovillo@google.com>
48
49 * lto-lang.c (lto_init): Really fix call to
50 build_common_builtin_nodes.
51
522009-09-29 Diego Novillo <dnovillo@google.com>
53
54 * lto-lang.c (lto_init): Fix call to
55 build_common_builtin_nodes.
56
572009-09-29 Richard Guenther <rguenther@suse.de>
58
59 PR lto/40754
60 * lto-elf.c (init_shdr##BITS): Properly specify alignment
61 in bytes.
62 (first_data_block): New static variable.
63 (lto_elf_append_data): Align the first data block in each
64 section.
65
662009-09-28 Diego Novillo <dnovillo@google.com>
67
68 * lto-lang.c: Tidy. Remove stale FIXME lto markers.
69 * lto.c (strip_extension): New.
70 (get_filename_for_set): Call it. Do not call make_cwd_temp_file.
71 (lto_execute_ltrans): Tidy.
72 Do not pass -fwpa nor -fltrans-* to LTRANS.
73 * opts.c: Tidy formatting and remove stale FIXME lto markers.
74 * tree.c (need_assembler_name_p): Call
75 lang_hooks.decls.may_need_assembler_name_p if set.
76 * varasm.c (default_binds_local_p_1): Remove check for
77 flag_ltrans.
78 * varpool.c (decide_is_variable_needed): Do not test for
79 in_lto_p.
80
812009-09-22 Richard Guenther <rguenther@suse.de>
82
83 PR lto/39276
84 * lto.c (lto_execute_ltrans): Perform ltrans phase manually.
85 * Make-lang.in: Remove ltrans-driver stuff.
86 * config-lang.in: Likewise.
87 * lang.opt (fltrans-driver): Remove.
88 * lto-lang.c (lto_init_options): Remove code initializing
89 ltrans_driver.
90 * ltrans-driver: Remove.
91
922009-09-21 Diego Novillo <dnovillo@google.com>
93
94 * lto-lang.c (lto_define_builtins): Remove superfluous
95 calls to targetm.init_builtins and build_common_builtin_nodes.
96 (lto_init): Add targetm.arm_eabi_unwinder as parameter to
97 build_common_builtin_nodes.
98 * lto.c (lto_materialize_function): Do nothing if NODE is a
99 clone.
100
1012009-09-03 Diego Novillo <dnovillo@google.com>
102
103 * lto-elf.c (validate_file): Replace call to
104 elf_getshstrndx with call to elf_getshdrstrndx.
105
1062009-08-19 Richard Guenther <rguenther@suse.de>
107
108 * lto-lang.c (lto_init): Merge char_type_node with the
109 appropriately signed variant.
110
1112009-08-19 Richard Guenther <rguenther@suse.de>
112
113 PR lto/41071
114 * lto.c (lto_fixup_common): Re-build the pointer-to chain part one.
115 (lto_fixup_type): Re-build the pointer-to chain part two.
116
1172009-08-19 Richard Guenther <rguenther@suse.de>
118
119 PR lto/41071
120 * lto.c (lto_fixup_type): Re-build the type variant chain.
121
1222009-08-19 Richard Guenther <rguenther@suse.de>
123
124 PR lto/41071
125 * lto.c (lto_fixup_constructor): New function.
126 (lto_fixup_tree): Replace all types. Properly fixup
127 constructors and constants.
128
1292009-08-14 Richard Guenther <rguenther@suse.de>
130
131 * lto.c (read_cgraph_and_symbols): Exchange TREE_CHAIN use
132 for DECL_LANG_SPECIFIC.
133
1342009-08-13 Richard Guenther <rguenther@suse.de>
135
136 PR lto/41032
137 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define to NULL.
138
1392009-07-30 Richard Guenther <rguenther@suse.de>
140
141 PR lto/40903
142 * lto.c (read_cgraph_and_symbols): After fixing up decls choose
143 the largest decl for output and free TREE_CHAIN for further
144 use.
145
1462009-07-24 Diego Novillo <dnovillo@google.com>
147
148 * Make-lang.in: Add empty lto.install-plugin target.
149
1502009-07-13 Diego Novillo <dnovillo@google.com>
151
152 * lto.c (lto_fixup_tree): Handle IMPORTED_DECL.
153
1542009-07-11 Richard Guenther <rguenther@suse.de>
155
156 * lto-lang.c (lto_write_globals): Wrapup global decls.
157
1582009-07-10 Richard Guenther <rguenther@suse.de>
159
160 * lto-lang.c (lto_init): Allocate one more location to make
161 BUILTINS_LOCATION correct.
162
1632009-07-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
164
165 * lto.c (free_section_data): Cast computed_offset to caddr_t.
166
1672009-07-06 Diego Novillo <dnovillo@google.com>
168
169 * lto.c (lto_fixup_type): Fixup TYPE_SIZE and
170 TYPE_SIZE_UNIT.
171
1722009-07-06 Diego Novillo <dnovillo@google.com>
173
174 * lto.c (preload_common_nodes): Remove.
175 (lto_read_in_decl_state): Call lto_streamer_cache_get.
176 (lto_read_decls): Call lto_data_in_create and
177 lto_data_in_delete.
178 (free_decl): Do not call ggc_free.
179 (lto_main): Call lto_init_reader.
180 * lto-lang.c (lto_type_for_size): Handle intTI_type_node.
181 (lto_init): Initialize main_identifier_node if needed.
182 Make ptrdiff_type_node be integer_type_node.
183
1842009-06-19 Diego Novillo <dnovillo@google.com>
185
186 * lto.c: Remove code guarded by #ifdef LTO_STREAM_DEBUGGING.
187 Remove code guarded by #ifdef GLOBAL_STREAMER_TRACE.
188 Remove code guarded by #ifdef LOCAL_TRACE.
189
1902009-06-18 Diego Novillo <dnovillo@google.com>
191
192 * lto.c: Update license to GPLv3.
193 * lto-elf.c: Likewise.
194 * common.c: Likewise.
195 * lto-lang.c: Likewise.
196 * lto.h: Remove superfluous include files. Update all
197 users.
198
1992009-06-17 Diego Novillo <dnovillo@google.com>
200
201 * lto.c (read_cgraph_and_symbols): Call input_cgraph.
202
2032009-06-02 Diego Novillo <dnovillo@google.com>
204
205 * lto.c (lto_1_to_1_map): Ignore nodes that have not been
206 read in.
207 (materialize_cgraph): Only materialize nodes that have a
208 representation on file.
209
2102009-06-01 Diego Novillo <dnovillo@google.com>
211
212 * lto-lang.c (lto_handle_option): Hanlde OPT_Wabi.
213
2142009-05-31 Diego Novillo <dnovillo@google.com>
215
216 * lto-lang.c (lto_type_for_mode): Handle all the modes
217 handled in c_common_type_for_mode.
218
2192009-05-21 Diego Novillo <dnovillo@google.com>
220
221 * lto-elf.c: Always include <gelf.h>.
222 * config-lang.in (target_libs): Remove.
223 (build_by_default): Set to no.
224
2252009-05-15 Diego Novillo <dnovillo@google.com>
226
227 * lto.c (lto_materialize_function): Assert that DECL is
228 not a builtin.
229 (materialize_cgraph): Don't try to materialize builtin
230 functions.
231 * lto-section-out.c (write_symbol_vec): Do not write
232 builtin functions.
233
2342009-05-13 Diego Novillo <dnovillo@google.com>
235
236 * lto-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define.
237
2382009-05-07 Diego Novillo <dnovillo@google.com>
239
240 * lto.c (lto_resolution_read): Add type casts for C++ warnings.
241 (LTO_REGISTER_TYPE_AND_FIXUP_SUBTREE): Define.
242 (lto_fixup_type): Call it for TYPE_POINTER_TO,
243 TYPE_REFERENCE_TO, TYPE_CONTEXT and TYPE_CANONICAL.
244 (lto_fixup_tree): Call gimple_register_type when *TP is a
245 type.
246 (lto_main): Call bitmap_obstack_initialize.
247
2482009-04-22 Diego Novillo <dnovillo@google.com>
249
250 * lto.c (free_section_data): Tidy.
251 (lto_1_to_1_map): Tidy.
252 (lto_add_all_inlinees): Tidy.
253 (prefix_name_with_star): New.
254 (get_filename_for_set): New.
255 (lto_wpa_write_files): Call cgraph_node_set_needs_ltrans_p
256 to determine what cgraph node sets to write.
257 Call get_filename_for_set to compute temporary file
258 names.
259 (lto_execute_ltrans): Do not execute LTRANS on files with
260 names that start with '*'.
261 Move logic to execute LTRANS together so that LTRANS is
262 invoked only if there are any files to compile.
263 (do_whole_program_analysis): Only remove output files
264 that do not start with '*'.
265
2662009-04-06 Diego Novillo <dnovillo@google.com>
267
268 * lto-lang.c (lto_post_options): Set flag_excess_precision_cmdline.
269 * lto.c (read_cgraph_and_symbols): Set cgraph_function_flags_ready.
270 (lto_add_all_inlinees): Tidy.
271
2722009-03-26 Diego Novillo <dnovillo@google.com>
273
274 * lto.c: Include gimple.h.
275 (lto_read_in_decl_state): Call gimple_register_type for
276 every type in every stream.
277 (lto_fixup_common): Call gimple_register_type if T has a
278 type.
279 (do_whole_program_analysis): Call print_lto_report.
280 (lto_main): Call print_lto_report after cgraph_optimize.
281 * Make-lang.in (lto.o): Add dependency on GIMPLE_H.
282
2832009-03-24 Diego Novillo <dnovillo@google.com>
284
285 * Make-lang.in (lto-lang.o): Add dependency on TARGET_H and EXPR_H.
286 (lto.o): Add dependency on GIMPLE_H.
287
2882009-03-10 Simon Baldwin <simonb@google.com>
289
290 * lto.c (lto_read_all_file_options): Close any open file descriptor
291 contained in file_data before freeing.
292
2932009-02-24 Rafael Avila de Espindola <espindola@google.com>
294
295 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
296 for a decl in the original bitmap, not a node.
297 (lto_add_all_inlinees): Remove original nodes that are not needed.
298 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
299
3002009-02-24 Diego Novillo <dnovillo@google.com>
301
302 * lto.c (lto_materialize_function): Update
303 lto_stats.num_function_bodies.
304 (get_section_data): Initialize *LEN to 0.
305 (lto_1_to_1_map): Update lto_stats.num_cgraph_partitions.
306 (lto_wpa_write_files): Update lto_stats.num_cgraph_nodes.
307 Update lto_stats.num_output_files.
308 (read_cgraph_and_symbols): Update lto_stats.num_input_files.
309 (materialize_cgraph): Update lto_stats.num_input_cgraph_nodes.
310 (lto_main): Initialize lto_stats.
311 If flag_lto_report is set, call print_lto_report.
312
3132009-02-19 Diego Novillo <dnovillo@google.com>
314
315 Revert
316
317 2009-02-19 Rafael Avila de Espindola <espindola@google.com>
318
319 * lto.c (lto_add_inline_clones): Don't add the
320 master clone. Check for a decl in the original
321 bitmap, not a node.
322 (lto_add_all_inlinees): Remove original nodes
323 that are not needed.
324 (lto_scan_statics_in_cgraph_node): Don't care if
325 the node is the master.
326 (lto_promote_cross_file_statics): Use a new
327 context.seen_node_decls for each set
328
3292009-02-19 Rafael Avila de Espindola <espindola@google.com>
330
331 * lto.c (lto_add_inline_clones): Don't add the master clone. Check
332 for a decl in the original bitmap, not a node.
333 (lto_add_all_inlinees): Remove original nodes that are not needed.
334 (lto_scan_statics_in_cgraph_node): Don't care if the node is the master.
335 (lto_promote_cross_file_statics): Use a new context.seen_node_decls
336 for each set
337
3382009-02-18 Diego Novillo <dnovillo@google.com>
339
340 * lto.c (lto_wpa_write_files): Use timers TV_WHOPR_WPA
341 and TV_WHOPR_WPA_IO.
342 (lto_execute_ltrans): Use timer TV_WHOPR_WPA_LTRANS_EXEC.
343 (read_cgraph_and_symbols): Use timer TV_IPA_LTO_DECL_IO.
344 (materialize_cgraph): Use timer TV_IPA_LTO_GIMPLE_IO.
345 Use timer TV_WHOPR_WPA or TV_WHOPR_LTRANS or TV_LTO
346 depending on command line flags.
347 (do_whole_program_analysis): Use timer TV_WHOPR_WPA.
348 (lto_main): Remove timer uses.
349
3502009-02-18 Rafael Avila de Espindola <espindola@google.com>
351
352 * lto.c (lto_materialize_function): Don't set DECL_EXTERN to 0.
353 (lto_wpa_write_files): Update calls to renamed functions.
354
3552009-02-17 Diego Novillo <dnovillo@google.com>
356
357 PR 39203
358 * lto-lang.c (lto_post_options): Disable -fwhole-program
359 when running LTRANS.
360
3612009-02-10 Diego Novillo <dnovillo@google.com>
362
363 * lto.c (read_cgraph_and_symbols): Fix comment.
364
3652009-02-10 Diego Novillo <dnovillo@google.com>
366
367 * lto.c (read_cgraph_and_symbols): Read options from all
368 IL files.
369
3702009-02-10 Diego Novillo <dnovillo@google.com>
371
372 * lto.c (read_cgraph_and_symbols): Factor out of lto_main.
373 (materialize_cgraph): Likewise.
374 (do_whole_program_analysis): Likewise.
375 (lto_main): Call read_cgraph_and_symbols,
376 materialize_cgraph and do_whole_program_analysis.
377
3782009-02-10 Simon Baldwin <simonb@google.com>
379
380 * lto.c: Include lto-opts.h.
381 * (lto_main): Clear file options at loop start, read any saved
382 options from the first file handled, and re-issue options.
383 * Makefile.in (lto.o): Add dependency on lto-opts.h.
384
3852009-02-02 Diego Novillo <dnovillo@google.com>
386
387 * lto.c (lto_main): Stop LTO_TIMER and use
388 TV_WHOPR_WPA_LTRANS_EXEC when launching LTRANS.
389
3902009-01-30 H.J. Lu <hongjiu.lu@intel.com>
391
392 PR lto/38995
393 * lto-elf.c (init_shdr##BITS): Set the sh_addralign field
394 to POINTER_SIZE.
395
3962009-01-29 Ramana Radhakrishnan <ramana.r@gmail.com>
397
398 * Make-lang.in (LTO_EXE): Link with all
399 BACKENDLIBS and not only GMPLIBS
400
4012009-01-28 H.J. Lu <hongjiu.lu@intel.com>
402
403 PR bootstrap/38992
404 * lto-elf.c: Include gelf.h instead of libelf.h.
405 (lto_elf_file_close): Replace elfx_update_shstrndx with
406 gelf_getehdr, elf_getscn, gelf_getshdr, gelf_update_shdr and
407 gelf_update_ehdr.
408
4092009-01-28 H.J. Lu <hongjiu.lu@intel.com>
410
411 PR middle-end/38996
412 * lto-elf.c (DEFINE_INIT_EHDR): Initialize e_version.
413
4142009-01-26 Diego Novillo <dnovillo@google.com>
415
416 * lto-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Update.
417
4182009-01-26 Diego Novillo <dnovillo@google.com>
419
420 * lto-lang.c (lto_types_compatible_p): Move to gimple.c
421 and rename into gimple_types_compatible_p.
422
4232009-01-12 Rafael Avila de Espindola <espindola@google.com>
424
425 * lto-lang.c (lang_hooks): Remove the const qualifier.
426
4272009-01-06 Diego Novillo <dnovillo@google.com>
428
429 * ltrans-driver: Mark 'all' target as phony.
430
4312008-12-31 Diego Novillo <dnovillo@google.com>
432
433 * ltrans-driver: Execute a NOP action for target 'all'.
434
4352008-12-19 Diego Novillo <dnovillo@google.com>
436
437 * lto.c (lto_1_to_1_map): Tidy.
438
4392008-12-19 Diego Novillo <dnovillo@google.com>
440
441 * lto-elf.c (lto_elf_file_open): When FILENAME cannot
442 be opened, show its name.
443 * ltrans-driver: If $verbose is set, do not use parallelism.
444
4452008-12-17 Rafael Avila de Espindola <espindola@google.com>
446
447 * lto.c (lto_fixup_function): New.
448 (lto_fixup_tree): Call lto_fixup_function.
449
4502008-12-14 Doug Kwan <dougkwan@google.com>
451
452 * lto.c (lto_1_to_1_map): Create a cgraph node set for any global
453 variables if there is no function.
454
4552008-12-10 Simon Baldwin <simonb@google.com>
456
457 * ltrans-driver: Always run make in silent mode, to avoid make's
458 trace on stdout interfering with lto-wrapper output.
459
4602008-12-10 Doug Kwan <dougkwan@google.com>
461
462 * lto.c (lto_add_inline_clones): Do not force master clones of
463 inlined functions already in SET to be static inline.
464
4652008-12-04 Doug Kwan <dougkwan@google.com>
466
467 * lto.c (globalize_context_t): New type to store states in
468 globalization of cross-file statics.
469 (globalize_cross_file_statics): New.
470 (lto_scan_statics_in_ref_table): Walk tree to look for reachable
471 static decls that need to be fixed up.
472 (lto_scan_statics_in_cgraph_node): Change call interface to use
473 a globalize_context_t CONTEXT for all states used.
474 (lto_scan_statics_in_remaining_global_vars): New.
475 (lto_promote_cross_file_statics): Use new call interface of
476 LTO_SCAN_STATICS_IN_CGRAPH_NODE. Handle remaining externally
477 visible vars in the last set.
478
4792008-12-03 Diego Novillo <dnovillo@google.com>
480
481 * lto.c (lto_fixup_tree): Do not emit an error when
482 PREVAILING throw but T doesn't.
483
4842008-12-02 Doug Kwan <dougkwan@google.com>
485
486 * lto.c (lto_scan_statics_in_ref_table): New function factored out
487 from code in ...
488 (lto_scan_statics_in_cgraph_node): Handle both file-scope static
489 variables and functions.
490 (lto_promote_cross_file_statics): Rename bitmaps to SEEN_DECLS
491 and GLOBAL_DECLS from SEEN_VARS and GLOBAL_VARS.
492
4932008-11-29 Diego Novillo <dnovillo@google.com>
494
495 * lto.c: Include timevar.h.
496 (lto_materialize_function): Tidy. Add comments.
497 (lto_wpa_write_files): Tidy.
498 (lto_execute_ltrans): Tidy.
499 (lto_main): Add local variable LTO_TIMER. Initialize it
500 to one of TV_WHOPR_WPA, TV_WHOPR_LTRANS or TV_LTO.
501 Start and stop the timer.
502 Tidy comments.
503 * Make-lang.in (lto.o): Add dependency on timevar.h.
504 * ltrans-driver: React to -v and -save-temps.
505 Use simple heuristic to determine how much parallelism to
506 use when executing make.
507
5082008-11-12 Doug Kwan <dougkwan@google.com>
509
510 * lto.c (lto_bitmap_obstack): Remove var.
511 (lto_materialize_function): Do nothing instead of marking function
512 body in file if flag_wpa is true.
513 (lto_add_all_inlinees): Use bitmap functions in lto-utils.c.
514 (lto_scan_statics_in_cgraph_node): New function.
515 (lto_promote_cross_file_statics): Same.
516 (lto_wpa_write_files): Call lto_promote_cross_file_statics.
517 Use bitmap functions in lto-utils.c. Remove unsued label OUT.
518 * Make-lang.in (lto/lto.o): Add lto-utils.h to dependency list.
519
5202008-11-09 Diego Novillo <dnovillo@google.com>
521
522 * lto/lto.c (lto_fixup_tree): Change error message locus
523 information to include location of mismatching
524 declaration.
525 Use TREE_NO_WARNING to avoid repeated messages.
526 (lto_main): If lto_fixup_decls emitted any errors, exit.
527 * lto/lto-lang.c: Don't include libfuncs.h and except.h
528 (lto_init_options): Don't enable exceptions by default.
529 (lto_eh_runtime_type): Move to lto-function-in.c
530 (lto_init_eh): Likewise.
531 (lto_init): Don't call lto_init_eh.
532 * lto/Make-lang.in (lto-lang.o): Remove dependency on
533 libfuncs.h and except.h.
534
5352008-10-30 Diego Novillo <dnovillo@google.com>
536
537 * lto.c (lto_read_decls): Declare debug_main only if
538 LTO_STREAM_DEBUGGING is enabled.
539
5402008-10-30 Simon Baldwin <simonb@google.com>
541
542 * lto.c (lto_wpa_write_files): Create intermediate files with
543 make_cwd_temp_file().
544 (lto_maybe_unlink): New. Delete intermediate WPA files unless
545 WPA_SAVE_LTRANS is set.
546 (lto_main): Call lto_maybe_unlink() for intermediate WPA files.
547 * ltrans-driver: Do not strip directory from output files.
548
5492008-10-29 Doug Kwan <dougkwan@google.com>
550
551 * lto.c (free_decl): Call lto_symtab_clear_resolution when freeing
552 DECL.
553 * Make-lang.in (LTO_OBJS): Remove lto/lto-symtab.o
554 (lto/lto-symtab.o): Remove rule.
555 * lto-tree.h (struct lang_identifier): Remove LTO specific fields.
556 (struct lang_decl): Remove RESOLUTION and add DUMMY in struct.
557 (LANG_IDENTIFIER_CAST, LTO_IDENTIFIER_DECL, LTO_DECL_RESOLUTION):
558 Remove macros.
559 lto-symtab.c (File): Move up one level.
560 lto-lang.c (cgraph.h): Remove include.
561 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
562 input_cgraph): Move to lto-cgraph.c in gcc directory above.
563 (LANG_HOOKS_INPUT_CGRAPH): Remove use of macro.
564
5652008-10-24 Rafael Espindola <espindola@google.com>
566
567 * lto-function-in.c (get_resolution): Return LDPR_PREEMPTED_IR for
568 non prevailing weak symbols.
569
5702008-10-24 Rafael Espindola <espindola@google.com>
571
572 * lto-lang.c (input_cgraph_1): Iterate over nodes, not cgraph_nodes.
573
5742008-10-24 Rafael Espindola <espindola@google.com>
575
576 * lto-lang.c (input_node): Avoid casts from pointers to ints of
577 different types.
578
5792008-10-23 Simon Baldwin <simonb@google.com>
580
581 * lto-lang.c (input_node): Save the node reference, rather than the
582 node pointer, in node->inlined_to.
583 (input_cgraph_1): Convert node references into node pointers.
584
5852008-10-22 Diego Novillo <dnovillo@google.com>
586 Rafael Espindola <espindola@google.com>
587
588 * lto.c (lto_resolution_read): Tidy.
589 * lto-symtab.c (lto_symtab_prevailing_decl): Do not
590 abort if RET is NULL.
591
5922008-10-22 Doug Kwan <dougkwan@google.com>
593
594 * lto.c (lto_fixup_tree): Check for NOTHROW conflict only if
595 exceptions flag is given.
596 * lto-lang.c: (lto_init_options) Set default exceptions flag.
597 (lto_init_eh): Remove exceptions flag initialization.
598 (lto_init): Only call lto_init_eh if exceptions flag is set.
599
6002008-10-21 Diego Novillo <dnovillo@google.com>
601
602 * lto.c: Tidy some formatting.
603 * lto.h: Likewise.
604
6052008-10-21 Simon Baldwin <simonb@google.com>
606
607 * lto-symtab.c: (lto_same_type_p): Types cannot be equal if one of
608 them is NULL (but not the other).
609
6102008-10-17 Diego Novillo <dnovillo@google.com>
611
612 * ltrans-driver: Divert output from make to a temporary file.
613 Show it if the call to make failed.
614
6152008-10-15 Diego Novillo <dnovillo@google.com>
616
617 * lto.c (lto_wpa_write_files): Reformat do-while loop.
618 Do not print TEMP_FILENAME
619 * ltrans-driver: Call make with -s.
620
6212008-10-15 Diego Novillo <dnovillo@google.com>
622
623 * lto-symtab.c (lto_symtab_merge_decl): Do not force
624 TREE_STATIC on global symbols.
625
6262008-10-14 Ollie Wild <aaw@google.com>
627
628 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Remove.
629 (LTRANS_DRIVER_EXE): Add.
630 (lto.all.cross): Add LTRANS_DRIVER_EXE.
631 (lto.all.encap): Add LTRANS_DRIVER_EXE.
632 (lto.install.common): Remove ltrans-driver.
633 (lto.mostlyclean): Add LTRANS_DRIVER_EXE.
634 (LTRANS_DRIVER_EXE): New build rule.
635 * config-lang.in (compilers): Add ltrans-driver.
636
6372008-10-14 Diego Novillo <dnovillo@google.com>
638
639 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): Disable transformation
640 of program name.
641
6422008-10-13 Ollie Wild <aaw@google.com>
643
644 * lang-spec.h (@lto): Replace lto1_options with cc1_options.
645 * lto.c (lto_execute_ltrans): Add "-fno-wpa -fltrans -xlto" to CFLAGS.
646 * ltrans-driver (LTRANS_FLAGS): Remove.
647
6482008-10-08 Doug Kwan <dougkwan@google.com>
649
650 * lto.c (lto_fixup_tree): Remove ATTRIBUTE_UNUSED from DATA.
651 Handle new tree codes RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE
652 and TREE_BINFO. Also move code handling FUNCTION_DECL and VAR_DECL
653 from lto_fixup_state to here.
654 (lto_fixup_state): Take an lto_fixup_data_t object DATA instead of
655 just a free-list. Fix up types also. Move decl merging code to
656 lto_fixup_tree.
657 (lto_fixup_state_aux): Change AUX to point to an lto_fixup_data_t
658 object.
659 (lto_fixup_decls): Use another pointer set to avoid multiple
660 walking of nodes except for DECLs to be replaced. Pass an
661 lto_fixup_data_t object to tree-walker.
662
6632008-10-08 Rafael Espindola <espindola@google.com>
664
665 * lto-symtab.c (lto_symtab_set_resolution): New.
666 (lto_symtab_merge_decl): Use lto_symtab_set_resolution and
667 lto_symtab_get_resolution.
668 (lto_symtab_prevailing_decl): Return decl for non public decls.
669 (lto_symtab_get_resolution): New.
670 * lto.c (lto_fixup_tree, lto_fixup_state): Remove unecessary checks.
671
6722008-10-06 Rafael Espindola <espindola@google.com>
673
674 * lto-lang.c: Include cgraph.h.
675 (input_overwrite_node, input_node, input_edge, input_cgraph_1,
676 input_cgraph): Moved from lto-cgraph.c.
677 (LANG_HOOKS_INPUT_CGRAPH): New.
678
6792008-10-03 Rafael Espindola <espindola@google.com>
680
681 * lto.c (lto_fixup_tree, lto_fixup_state): Fix the FIXME.
682
6832008-10-03 Rafael Espindola <espindola@google.com>
684
685 * lto-symtab.c (lto_symtab_overwrite_decl): Remove. Remove all calls.
686 (lto_symtab_merge_decl): Update LTO_IDENTIFIER_DECL the reflect the
687 prevailing definition. Don't mark TREE_NOTHROW differences.
688 * lto.c (lto_fixup_tree): New.
689 (lto_fixup_state): New.
690 (lto_fixup_state_aux): New.
691 (free_decl): New.
692 (lto_fixup_decls): New.
693 (lto_main): Call lto_fixup_decls.
694
6952008-10-02 Ollie Wild <aaw@google.com>
696
697 * lang.opt (fltrans): Moved from common.opt. Remove RejectNegative
698 and Init.
699 (fwpa): Moved from common.opt. Remove RejectNegative and Init.
700 * lto-lang.c (lto_post_options): Add validation and fixups for
701 -fltrans and -fwpa.
702
7032008-10-02 Rafael Espindola <espindola@google.com>
704
705 * lto-symtab.c (lto_symtab_merge_var, lto_symtab_merge_fn,
706 lto_symtab_merge_decl): Return void.
707 (lto_symtab_prevailing_decl): New.
708
7092008-09-30 Rafael Espindola <espindola@google.com>
710
711 * lto-symtab.c (lto_symtab_compatible): Remove the check for already
712 defined symbols.
713 (lto_symtab_overwrite_decl): Copy LTO_DECL_RESOLUTION.
714 (lto_symtab_merge_decl): Store symbol resolution in LTO_DECL_RESOLUTION.
715 Check for already defined symbols.
716 * lto-tree.h (lang_decl): Remove dummy and add resolution fields.
717 (LTO_IDENTIFIER_RESOLUTION): Remove.
718 (LTO_DECL_RESOLUTION): New.
719
7202008-09-30 Rafael Espindola <espindola@google.com>
721
722 * lto.c (lto_read_decls): Use new input_tree signature.
723
7242008-09-26 Doug Kwan <dougkwan@google.com>
725
726 * lto.c (lto_main): Call lto_fixup_nothrow_decls to fix up function
727 bodies affected by exception attribute merging of DECLs.
728 * lto-symtab.c (lto_symtab_merge_decl): Handle exception attribute
729 merging.
730
7312008-09-25 Rafael Espindola <espindola@google.com>
732
733 * Make-lang.in (PLUGIN_API_H, LTO_TREE_H): New.
734 (lto/lto-lang.o, lto/lto.o, lto/lto-symtab.o) Use LTO_TREE_H.
735 * lto-symtab.c (lto_symtab_compatible): New.
736 (lto_symtab_overwrite_decl): New.
737 (lto_symtab_merge_decl): Refactor to use the above functions
738 and the resolution from lang_identifier.
739 * lto-tree.h: Include plugin-api.h.
740 (lang_identifier): Add resolution.
741 (LTO_IDENTIFIER_RESOLUTION): New.
742
7432008-09-25 Ollie Wild <aaw@google.com>
744
745 * lang.opt (fltrans-output-list=): New option.
746 * lto.c (lto_execute_ltrans): Output file names to ltrans_output_list.
747
7482008-09-25 Rafael Espindola <espindola@google.com>
749
750 * lto.c (lto_resolution_read): Initialize ret;
751
7522008-09-24 Ollie Wild <aaw@google.com>
753
754 * lto.c (sys/mman.h): Move include.
755 (lto_wpa_write_files): Return a list of written files.
756 (lto_execute_ltrans): New function.
757 (lto_main): Call lto_execute_ltrans.
758 (ltrans-driver): New file.
759 * lto-lang.c (DEFAULT_LTRANS_DRIVER): New macro.
760 (DEAULT_LTRANS_DRIVER_LEN): New macro.
761 (lto_init_options): Initialize ltrans_driver.
762 (lto_handle_option): Fix incorrect default output value.
763 * lang.opt (fltrans-driver=): New option.
764 * Make-lang.in (LTRANS_DRIVER_INSTALL_NAME): New variable.
765 (lto.install-common): Add lto/ltrans-driver.
766
7672008-09-24 Rafael Espindola <espindola@google.com>
768
769 * Make-lang.in (LTO_OBJS): Add lto/common.o.
770 (lto/lto.o): Depend on lto/common.h.
771 (lto/common.o): New.
772 * lang.opt (resolution): New.
773 * lto-lang.c (resolution_file_name): New.
774 (lto_handle_option): Handle OPT_resolution.
775 * lto-symtab.c (lto_symtab_merge_decl): Add a resolution argument.
776 (lto_symtab_merge_var,lto_symtab_merge_fn): Add a resolution argument.
777 pass it to lto_symtab_merge_decl.
778 * lto.c: Include common.h.
779 (lto_read_decls): Add resolutions and resolutions_size arguments.
780 Initialize data_in.globals_resolution and
781 data_in.globals_resolution_size.
782 (index_and_symbol_resolution): New.
783 (lto_resolution_read): New.
784 (lto_file_read): Add argument resolution_file.
785 Read resolution.
786 * lto.h (resolution_file_name): New.
787
7882008-09-23 Rafael Espindola <espindola@google.com>
789
790 * common.c: Update description.
791 * common.h: Update description.
792
7932008-09-23 Rafael Espindola <espindola@google.com>
794
795 * common.c: Moved from lto-plugin.
796 * common.h: Moved from lto-plugin.
797
7982008-09-22 Doug Kwan <dougkwan@google.com>
799
800 * lto.c (VEC(bitmap,heap)): Declare.
801 (lto_materialize_function): Handle WAP mode specially.
802 (lto_add_inline_clones): New.
803 (lto_add_all_inlinees): Changle algorithm and to use bitmaps. Also
804 return a bitmap of inlined decls.
805 (lto_wpa_write_files): Handle all DECLs brought in by inlining.
806 (lto_main): Call reset_inline_failed to reset inlining states.
807 Check call-graph after WPA inlining.
808 * lto-lang.c (lto_init): Do not clear flag_generate_lto
809 unconditionally.
810
8112008-09-19 Doug Kwan <dougkwan@google.com>
812
813 lto.c (lto_main): Remove unsued wrapper code.
814 lang-specs.h (@lto): Use lto1_options instead of cc1_options.
815
8162008-09-19 Rafael Espindola <espindola@google.com>
817
818 * lto-symtab.c: Include lto-tree-in.h.
819 * lto-tree.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove.
820 * lto.h (lto_symtab_merge_var, lto_symtab_merge_fn): Remove
821 * Make-lang.in (lto/lto-symtab.o): Add lto-tree-in.h.
822
8232008-09-17 Paolo Bonzini <bonzini@gnu.org>
824 Rafael Avila de Espindola <espindola@google.com>
825
826 * lto-lang.c (COMPOUND_LITERAL_EXPR_DECL_STMT,
827 COMPOUND_LITERAL_EXPR_DECL): Remove.
828 (emit_local_var): Remove.
829 (lto_expand_expr): Remove.
830 (lto_staticp): Remove.
831 (LANG_HOOKS_EXPAND_EXPR): Remove.
832 (LANG_HOOKS_STATICP): Remove.
833
8342008-09-11 Diego Novillo <dnovillo@google.com>
835
836 * lto-lang.c: Include except.h and libfuncs.h.
837 (lto_init_eh): New.
838 (lto_init): Call it.
839 Set flag_generate_lto to 0.
840 * Make-lang.in (lto-lang.o): Add dependency on except.h
841 and libfuncs.h.
842
8432008-09-09 Bill Maddox <maddox@google.com>
844
845 * lto-lang.c: Include header file expr.h.
846 (COMPOUND_LITERAL_EXPR_DECL_STMT,
847 COMPOUND_LITERAL_EXPR_DECL): Copied from c-common.h.
848 (emit_local_var): Copied from c-semantics.c.
849 (lto_expand_expr, lto_staticp): Copied from c_expand_expr
850 and c_staticp in c-common.c.
851 (LANG_HOOKS_EXPAND_EXPR,LANG_HOOKS_STATICP): Redefined.
852
8532008-09-08 Diego Novillo <dnovillo@google.com>
854
855 * lto-lang.c (lto_global_bindings_p): Return 1 during
856 IPA passes.
857
8582008-09-07 Diego Novillo <dnovillo@google.com>
859
860 * lto.c: Tidy formatting.
861
8622008-08-04 Bill Maddox <maddox@google.com>
863
864 * lto-symtab.c (lto_symtab_merge_decl): Add comment.
865
8662008-09-03 Doug Kwan <dougkwan@google.com>
867
868 lto.c (lto_add_all_inlinees): Reset FAILED_REASON of edges to
869 CIF_OK instead of NULL.
870
8712008-09-02 Diego Novillo <dnovillo@google.com>
872 Simon Baldwin <simonb@google.com>
873
874 * lto-lang.c (lto_type_for_size): Rewrite. Adapt from
875 c_common_type_for_size.
876 (lto_type_for_mode): Remove ATTRIBUTE_UNUSED markers.
877 (lto_init): Call linemap_add.
878 (signed_and_unsigned_types): Remove.
879
8802008-08-29 Diego Novillo <dnovillo@google.com>
881
882 * lto-lang.c (handle_noreturn_attribute): New local function.
883 (handle_const_attribute): New local function.
884 (handle_malloc_attribute): New local function.
885 (handle_pure_attribute): New local function.
886 (handle_novops_attribute): New local function.
887 (handle_nonnull_attribute): New local function.
888 (handle_nothrow_attribute): New local function.
889 (handle_sentinel_attribute): New local function.
890 (handle_type_generic_attribute): New local function.
891 (handle_format_attribute): New local function.
892 (handle_format_arg_attribute): New local function.
893 (lto_attribute_table): Declare.
894 (lto_format_attribute_table): Declare.
895 (lto_init_attributes): New local function.
896 (lto_define_builtins): Call it.
897 Call targetm.init_builtins and build_common_builtin_nodes.
898 (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE): Define.
899 (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Define.
900
9012008-08-28 Diego Novillo <dnovillo@google.com>
902
903 * Make-lang.in (lto-lang.o): Replace tree-gimple.h with
904 $(GIMPLE_H).
905 (lto-symtab.o): Add dependency on $(GIMPLE_H).
906 * lto-lang.c: Include gimple.h instead of tree-gimple.h.
907 * lto-symtab.c: Include gimple.h.
908 * lto-tree.h (chain_next): Replace GENERIC_NEXT with
909 TREE_CHAIN.
910
9112008-08-27 Doug Kwan <dougkwan@google.com>
912
913 * lto.c (vec.h, bitmap.h, pointer-set.h, ipa-prop.h, ggc.h,
914 gt-lto-lto.h): New includes.
915 (lto_materialize_function): Do not read in function body in WPA mode.
916 Format a line to fit in 80 columns.
917 (lto_cgraph_node_sets): New garbage collected variable.
918 (lto_1_to_1_map, lto_add_all_inlinees, lto_wpa_write_files):
919 New functions.
920 (lto_main): Initialize bitmap obstack. Add code to handle WPA mode.
921 * Make-lang.in (LTO_H): Replace filename lto-section-in.h with
922 variable LTO_SECTION_IN_H.
923 (lto/lto.o): Include gt-lto-lto-c.h ggc.h ,VEC_H, BITMAP_H,
924 pointer-set.h and IPA_PROP_H. Also replace filename lto-section-in.h
925 with variable LTO_SECTION_IN_H.
926 * config-lang.in (gtfiles): Add lto/lto.c.
927 * lto-symtab.c (lto_symtab_merge_decl): Set DECL_CONTEXT of
928 merged DECL_RESULT correctly.
929
9302008-08-26 Bill Maddox <maddox@google.com>
931
932 * lto-lang.c Include tree-gimple.h.
933 (lto_mark_addressable): Call mark_addressable rather than
934 asserting.
935 (lto_post_options): Suppress debug info generation.
936 * Make-lang.in: Add dependency of lto-lang.o on tree-gimple.h.
937
9382008-08-25 Bill Maddox <maddox@google.com>
939
940 * lto-symtab.c (lto_symtab_merge_decl): Remove a suspect
941 assertion and leave an explanatory comment in its place.
942
9432008-08-21 Doug Kwan <dougkwan@google.com>
944
945 * lto.c (preload_common_nodes): Call lto_get_common_nodes to get a list
946 of common nodes instead of computing locallly.
947 (lto_read_in_decl_state): New.
948 (lto_read_decls): Change code for udpate in struct lto_decl_header.
949 Read global and per-function in-decl states.
950 * Make-lang.in (LTO_H): Update dependency.
951 (lto/lto.o): Same.
952 (lto-symtab.c): Merge (revision 139039)
953 * lto-symtab.c (lto_symtab_merge_decl): Merge DECL_RESULT.
954
9552008-08-21 Rafael Espindola <espindola@google.com>
956
957 * config-lang.in (target_libs): New.
958
9592008-08-20 Bill Maddox <maddox@google.com>
960
961 * lto.c (current_lto_file): Remove GTY marker from static
962 variable. Remove include of file gt-lto-lto.h.
963 * Make-lang.in: Remove dependency of lto/lto.o on
964 gt-lto-lto.h.
965 * lto-elf.c (lto_file_close): Removed.
966 (lto_elf_file_open): Use XCNEW instead of GGC_CNEW to
967 allocate lto_elf_file object.
968 (lto_elf_file_close): Free lto_elf_file object after close.
969 * lto.h (struct lto_file_struct): Remove GTY marker.
970 * config-lang.in: Remove lto/lto.h and lto/lto.c from
971 gtfiles.
972
9732008-08-20 Bill Maddox <maddox@google.com>
974
975 * lto.c (lto_read_decls): Provide dummy argument to input_tree
976 to conform to its new signature.
977 * lto-symtab.c (lto_symtab_merge_decl): Do not invoke ggc_free
978 on discarded node here, now called in global_vector_fixup.
979
9802008-08-09 Bill Maddox <maddox@google.com>
981
982 * lto.c (preload_common_nodes): Verify that fileptr_type_node
983 has not been set to a front-end-specific value.
984
9852008-08-05 Doug Kwan <dougkwan@google.com>
986
987 * Make-lang.in (lto-symtab.o): Add missing dependencies to fix
988 build breakage.
989
9902008-07-30 Bill Maddox <maddox@google.com>
991
992 * lto.c (lto_materialize_function): Call lto_original_decl_name.
993 Remove obsolete comments.
994 (lto_read_decls): Remove initialization of deleted field data_in.global.
995 Tidy up comments.
996 (lto_main): Remove redundant initialization of section_hash_table.
997 * lto-elf.c: Removed obsolete comments.
998 * lto.h: Tidy up comments.
999 * lto-symtab.c (lto_least_common_multiple): New function.
1000 (lto_symtab_merge_decl): Merge variable alignments in some cases.
1001 Tidy up comments.
1002
10032008-07-25 Diego Novillo <dnovillo@google.com>
1004 Bill Maddox <maddox@google.com>
1005
1006 * lto.c: Re-order include files.
1007 Include lto-section-out.h.
1008 (preload_common_nodes): Add debugging output.
1009 Add new local INDEX_TABLE.
1010 Call preload_common_node.
1011 * Make-lang.in (lto.o): Add dependency on lto-section-out.h
1012
10132008-07-13 Bill Maddox <maddox@google.com>
1014
1015 * lto.c (lto_read_decls): Cast pointer to const char * to avoid
1016 unwanted scaling during pointer addition.
1017
10182008-07-11 Bill Maddox <maddox@google.com>
1019 Diego Novillo <dnovillo@google.com>
1020
1021 * lto.c (lto_read_decls): Fix C++ compatibility warnings.
1022 Make code const-correct.
1023 (lto_file_read): Fix C++ compatibility warnings.
1024 (lto_read_section_data): Fix C++ compatibility warnings.
1025 (lto_get_section_data): Use CONST_CAST to avoid warning when
1026 const pointer passed to free.
1027 * lto-elf.c (lto_elf_build_section_table): Fix C++
1028 compatibility warnings.
1029 (lto_elf_append_data): Fix C++ compatibility warnings. Use CONST_CAST
1030 to avoid warning assigning const pointer to d_buf field of Elf_Data.
1031 (lto_get_current_out_file): Fix C++ compatibility warnings.
1032
10332008-07-11 Diego Novillo <dnovillo@google.com>
1034
1035 * Make-lang.in (lto-warn): Define.
1036
10372008-07-03 Simon Baldwin <simonb@google.com>
1038
1039 * lto.c (lto_read_decls): Wrapped debug-only data items within #ifdef
1040 LTO_STREAM_DEBUGGING.
1041
10422008-06-27 Ollie Wild <aaw@google.com>
1043
1044 * lto-elf.c (lto-section-out.h): New include.
1045 (struct lto_elf_file): Remove bits member. Add scn, shstrtab_stream,
1046 and data members.
1047 (cached_file_attrs): New static variable.
1048 (lto_elf_get_shdr, lto_elf_free_shdr): Remove elf_file parameter.
1049 Use cached_file_attrs for checking bits.
1050 (lto_elf_build_section_table): Remove elf_file argument from
1051 lto_elf_get_shdr and lto_elf_free_shdr calls.
1052 (DEFINE_INIT_SHDR): New macro.
1053 (init_shdr32, init_shdr64): New functions defined via the
1054 DEFINE_INIT_SHDR macro.
1055 (lto_elf_begin_section_with_type): New function.
1056 (lto_elf_begin_section): New function.
1057 (lto_elf_append_data): New function.
1058 (lto_elf_end_section): New function.
1059 (DEFINE_VALIDATE_EHDR): New macro.
1060 (validate_ehdr32, validate_ehdr64): New functions defined via the
1061 DEFINE_VALIDATE_EHDR macro.
1062 (validate_file): New function.
1063 (DEFINE_INIT_EHDR): New macro.
1064 (init_ehdr32, init_ehdr64): New functions defined via the
1065 DEFINE_INIT_EHDR macro.
1066 (init_ehdr): New function.
1067 (lto_elf_file_open): Add support for writable files. Move some
1068 validation logic to validate_file.
1069 (lto_elf_file_close): Add support for writable files. Write file data
1070 and free data blocks.
1071 (current_out_file): New static variable.
1072 (lto_set_current_out_file): New function.
1073 (lto_get_current_out_file): New function.
1074 * lto.c (lto_main): Add writable argument to lto_elf_file_open calls.
1075 Add temporary initialization for testing ELF serialization.
1076 * lto.h (lto-section-out.h): New include.
1077 (struct lto_file_struct): Slight modification to comment.
1078 (lto_elf_file_open): Add writable parameter.
1079 (lto_elf_begin_section): New function declaration.
1080 (lto_elf_append_data): New function declaration.
1081 (lto_elf_end_section): New function declaration.
1082 (lto_set_current_out_file, lto_get_current_out_file): New function
1083 declarations.
1084 * lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Set as lto_elf_begin_section.
1085 (LANG_HOOKS_APPEND_DATA): Set as lto_elf_append_data.
1086 (LANG_HOOKS_END_SECTION): Set as lto_elf_end_section.
1087 * Make-lang.in (LTO_H): Add lto-section-out.h.
1088
10892008-06-12 Ollie Wild <aaw@google.com>
1090
1091 * lto.h (struct lto_file_vtable_struct): Remove.
1092 (struct lto_file_struct): Remove vtable member.
1093 * lto-elf.c (lto_file_init): Remove vtable argument.
1094 (lto_elf_map_optional_lto_section): Remove.
1095 (lto_elf_unmap_section): Remove.
1096 (lto_elf_file_vtable): Remove.
1097 (lto_elf_file_open): Remove lto_elf_file_vtable argument from
1098 lto_file_init call.
1099 (lto_elf_find_section_data): Remove.
1100
11012008-06-11 Ollie Wild <aaw@google.com>
1102
1103 * lto.c (lto_file_read): Add const qualifier to data variable.
1104
11052008-06-11 Diego Novillo <dnovillo@google.com>
1106
1107 Merge from lto-streamber sub-branch.
1108
1109 2008-06-04 Ollie Wild <aaw@google.com>
1110
1111 * lto.c: Remove inclusion of dwarf2.h and dwarf2out.h.
1112 * Make-lang.in (lto.o): Remove dependency on dwarf2.h.
1113
1114 2008-05-28 Bill Maddox <maddox@google.com>
1115
1116 Replace the DWARF reader in the LTO front-end.
1117
1118 * lto.c: Include lto-tree-in.h, lto-tags.h.
1119 (enum DWARF2_class, DW_cl_constant, struct
1120 DWARF2_form_data, struct lto_context,
1121 lto_fd_init, lto_info_fd_init,
1122 lto_abbrev_fd_init, lto_info_fd_close,
1123 lto_file_init, lto_file_close,
1124 lto_file_corrupt_error, lto_abi_mismatch_error,
1125 LTO_CHECK_INT_VAL, LTO_READ_TYPE,
1126 lto_read_uleb128, lto_read_sleb128,
1127 lto_read_initial_length, lto_abbrev_read_attrs,
1128 lto_abbrev_read, lto_abbrev_read_lookup,
1129 lto_read_section_offset,
1130 lto_read_comp_unit_header, find_cu_for_offset,
1131 lto_get_file_name,
1132 lto_resolve_reference,lto_read_form,
1133 attribute_value_as_int,
1134 make_signed_host_wide_int,
1135 attribute_value_as_constant, lto_cache_hash,
1136 lto_cache_eq, lto_cache_store_DIE,
1137 lto_cache_lookup_DIE, lto_find_integral_type,
1138 lto_find_integral_type_1,
1139 LTO_BEGIN_READ_ATTRS_UNCHECKED,
1140 LTO_BEGIN_READ_ATTRS, LTO_END_READ_ATTRS,
1141 lto_unsupported_attr_error, lto_get_identifier,
1142 lto_read_referenced_type_DIE,
1143 lto_read_compile_unit_DIE,
1144 lto_read_array_type_DIE,
1145 lto_read_structure_union_class_type_DIE,
1146 lto_read_enumerator_DIE,
1147 lto_read_enumeration_type_DIE,
1148 lto_read_only_for_child_DIEs,
1149 lto_read_only_for_child_DIEs,
1150 lto_read_member_DIE, lto_read_abbrev,
1151 lto_read_variable_formal_parameter_constant_DIE,
1152 lto_get_body): Removed.
1153 (preload_common_nodes): New function.
1154 (lto_read_decls): Convert for new global streamer.
1155 (lto_materialze_file_data,
1156 lto_read_subroutine_type_subprogram_die,
1157 lto_read_unspecified_parameters_DIE,
1158 lto_read_typedef_DIE,
1159 lto_read_pointer_reference_type_DIE,
1160 lto_read_subrange_type_DIE,
1161 lto_read_base_type_DIE,
1162 lto_read_const_volatile_restrict_type_DIE,
1163 lto_read_namespace_DIE,
1164 lto_read_unspecified_type_DIE, lto_read_DIE,
1165 lto_read_child_DIEs, lto_collect_child_DIEs):
1166 Removed.
1167 (lto_info_read, lto_set_cu_context): Removed.
1168 (lto_file_read): Convert for new global streamer.
1169 (lto_resolve_type_ref, lto_read_DIE_at_ptr,
1170 lto_resolve_var_ref, lto_resolve_fn_ref,
1171 lto_resolve_field_ref, lto_resolve_typedecl_ref,
1172 lto_resolve_namespacedecl_ref): Removed.
1173 (lto_file_init, lto_file_close): Moved to lto-elf.c.
1174 * lto-tree.h (lto_symtab_merge_var,
1175 lto_symtab_mergee_fun): Declare here.
1176 * lto-elf.c (lto_file_init, lto_file_close): Moved from lto.c.
1177 (lto_elf_file_open): Removed code to read DWARF debug sections.
1178 * lto.h (lto_context, DWARF2_attr, DWARF2_abbrev,
1179 DWARF2_CompUnit, lto_die_ptr,
1180 lto_die_cache_entry, lto_fd, lto_info_fd,
1181 lto_abbrev_fd): Removed.
1182 (lto_file): Removed debug_info and debug_abbrev fields.
1183 (lto_ref): Removed.
1184 (lto_file_init, lto_file_close,
1185 lto_resolve_type_ref, lto_resolve_var_ref,
1186 lto_resolve_fn_ref, lto_resolve_field_ref,
1187 lto_resolve_typedecl_ref,
1188 lto_resolve_namespacedecl_ref,
1189 lto_get_file_name): Removed declarations.
1190 (lto_symtab_merge_var, lto_symtab_merge_fn):
1191 Declarations moved to lto-tree.h.
1192 * lto-symtab.c (lto_compatible_attributes_p):
1193 Lobotomize this, as it barfs on "Hello, world!".
1194 * lto-section-out.c: Include lto-tree-out.h.
1195 (lto_hash_global_slot_node,
1196 lto_eq_global_slot_node, preload_common_nodes,
1197 write_global_stream, write_global_references):
1198 New functions.
1199 (produce_asm_for_decls): Convert for new global streamer.
1200 * lto-section-out.h (lto_hash_global_slot_node,
1201 lto_eq_global_slot_node): Declare.
1202
12032008-06-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1204 Jan Hubicka <jh@suse.cz>
1205
1206 * lto.c (sys/mman.h, tree-pass.h): New includes.
1207 (lto_materialize_constructors_and_inits,
1208 lto_materialize_function): Keeps length of section.
1209 (lto_materialize_cgraph): Removed.
1210 (lto_read_decls): Initialize fd field.
1211 (lto_file_read): Different return type and removed much code to
1212 lto_main.
1213 (page_mask): New variable.
1214 (lto_read_section_data, get_section_data, free_section_data): New
1215 functions.
1216 (lto_main): Now calls pass manager, sets the hooks so that the ipa
1217 passes can get the section data.
1218
12192008-05-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1220
1221 * lto.h (lto_read_decls): Made local.
1222 (lto_input_function_body, lto_input_constructors_and_inits,
1223 lto_input_cgraph): Declarations moved to lto-section-in.h.
1224 * lto-section-in.c: Moved to .. .
1225 * lto-cgraph-in.c: Ditto.
1226 * lto-section-in.h: Ditto.
1227 * lto-function-in.c: Ditto.
1228 * lto-lang.c (lto_handle_option): Added ATTRIBUTE_UNUSED to parms.
1229 (lto_insert_block): Removed.
1230 (LANG_HOOKS_INSERT_BLOCK): Removed.
1231 * Make-lang.in (lto-cgraph-in.o, lto-function-in.o,
1232 lto-section-in.o): Rules moved to lto/Makefile.in.
1233
1234
12352008-05-16 Ollie Wild <aaw@google.com>
1236
1237 * lto-lang.c (tree-inline.h): Include.
1238 (lto_post_options): New function.
1239 (LANG_HOOKS_POST_OPTIONS): Define.
1240 * lto-cgraph-in.c (overwrite_node): Set node->global.insns.
1241 * lto-function-in.c (input_bb): Set TREE_BLOCK (stmt).
1242
12432008-05-13 Diego Novillo <dnovillo@google.com>
1244
1245 * lto-function-in.c (input_ssa_names): Call
1246 make_ssa_name_fn instead of make_ssa_name.
1247
12482008-05-12 Diego Novillo <dnovillo@google.com>
1249
1250 * lto-cgraph-in.c (overwrite_node): Update references to
1251 inline summary fields.
1252 * lto-function-in.c (input_expr_operand): Do not handle
1253 STRUCT_FIELD_TAG.
1254
12552008-05-09 Ollie Wild <aaw@google.com>
1256
1257 * lang.opt: New file.
1258 * lto-lang.c (lto_init_options): New function.
1259 (lto_handle_option): New function.
1260 (lto_init): Move initialization of flag_unit_at_a_time to
1261 lto_init_options.
1262 (LANG_HOOKS_INIT_OPTIONS): Define.
1263 (LANG_HOOKS_HANDLE_OPTION): Define.
1264
12652008-04-29 Ollie Wild <aaw@google.com>
1266
1267 * lto.c (lto_read_namespace_DIE): New function.
1268 (lto_read_DIE): Add lto_read_namespace_DIE callback. Cache
1269 NAMESPACE_DECL DIE's.
1270 (lto_resolve_namespacedecl_ref): New function.
1271 * lto.h (lto_resolve_namespacedecl_ref): New function.
1272 * lto-section-in.c (lto_read_decls): Read namespace declarations.
1273 * lto-section-in.h (struct lto_file_decl_data): Add namespace_decls
1274 and num_namespace_decls.
1275 * lto-function-in.c (input_expr_operand): Add NAMESPACE_DECL case.
1276 * lto-lang.c (lto_init_ts): New function.
1277 (LANG_HOOKS_INIT_TS): Set as lto_init_ts.
1278
12792008-04-16 Ollie Wild <aaw@google.com>
1280
1281 * lto-function-in.c (input_type_ref): Updated function description.
1282
12832008-04-16 Ollie Wild <aaw@google.com>
1284
1285 * lto-function-in.c (input_type_ref_1): New function.
1286 (input_type_ref): Split into two functions.
1287 (input_function): Add support for type contexts.
1288
12892008-04-16 Ollie Wild <aaw@google.com>
1290
1291 * lto.c (lto_materialize_function): Use DECL_ASSEMBLER_NAME to compute
1292 section name
1293
12942008-04-16 Ollie Wild <aaw@google.com>
1295
1296 * lto.c (lto_read_compile_unit_DIE): Add DW_LANG_C_plus_plus to the
1297 list of supported languages.
1298
12992008-03-25 Kenneth Zadeck <zadeck@naturalbridge.com>
1300
1301 Merge with mainline @133491.
1302
13032008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1304 Jan Hubicka <jh@suse.cz>
1305
1306 * lto.c (lto_info_fd_init, lto_info_fd_close): Get rid of
1307 fd->unmaterialized_fndecls.
1308 (lto_get_file_name, lto_materialize_cgraph): New function.
1309 (lto_materialize_constructors_and_inits,
1310 lto_materialize_function): Read info directly from elf file.
1311 (lto_file_read): Made local and initialize dictionary so that
1312 other lto sections can be read without reprocessing the elf file.
1313 (lto_main): Read all functions after all files have been processed
1314 for their types, globals and cgraph.
1315 * Make-lang.in (lto.o, lto-cgraph-in.c, lto-section-in): Changed
1316 dependencies.
1317 * lto-elf.c (lto_elf_file): Removed strtab, symtab fields.
1318 (hash_name, eq_name, lto_elf_build_section_table): New functions.
1319 (lto_elf_read_symtab): Removed function.
1320 (lto_elf_file_open): Removed call to lto_elf_read_symtab.
1321 * lto.h (lto_info_fd_struct): Removed unmaterialized_fndecls.
1322 (lto_file_read): Made local.
1323 (lto_get_file_name, lto_elf_build_section_table,
1324 lto_input_cgraph):
1325 New function.
1326 * lto-section-in.c (lto_read_section_data, lto_get_section_data):
1327 New functions.
1328 (lto_read_decls): Get the file name.
1329 * lto-cgraph-in.c: New file.
1330 * lto-function-in.c (tag_to_expr): Stops at LTO_tree_last_tag.
1331 (input_expr_operand, lto_read_body): Set lto_debug_context.tag_names.
1332 (input_labels): Fixed latent sizeof issue.
1333 (input_function): Build stmt array to set call sites into cgraph
1334 edges.
1335 (lto_read_body): Reset cfun->curr_properties.
1336 * lto_section_in.h (lto_section_slot): New structure.
1337 (section_hash_table.lto_file_decl_data): New field.
1338
1339
13402008-02-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1341
1342 * lto.c (lto_read_variable_formal_parameter_const): Remove code to
1343 reconstruct static initializers.
1344 (lto_get_body, lto_materialize_function): Add lto_section_type as
1345 a parameter.
1346 (lto_materialize_constructors_and_inits,
1347 lto_materialize_file_data): New function.
1348 (lto_materialize_function,
1349 lto_read_subroutine_type_subprogram_DIE): Renamed unmap_fn_body to
1350 unmap_section and map_fn_body to map_section.
1351 (lto_set_cu_context): Process functions and static inits
1352 differently.
1353 * Make-lang.in (LTO_H, lto/lto-function-in.o,
1354 lto/lto-section-in.o): Update dependencies.
1355 * lto/lto-elf.c (lto_elf_map_optional_lto_section): Add
1356 lto_section_type parameter.
1357 (lto_elf_unmap_fn_body): Renamed to lto_elf_unmap_section.
1358 * lto.h (lto_file_vtable_struct): Removed two of the fields and
1359 renamed the other two so that there is only one map function and
1360 one unmap function and each takes a section type parameter.
1361 (lto_read_function_body): Renamed to lto_input_function_body and
1362 added file_data parameter.
1363 (lto_read_var_init): Removed.
1364 (lto_input_constructors_and_inits): New function.
1365 * lto-section-in.c (lto_read_decls): New function.
1366 * lto-function-in.c (data_in): Moved fields field_decls, fn_decls,
1367 var_decls, type_decls, types to lto_file_decl_data.
1368 (input_type_ref, input_expr_operand, lto_read_body): Get
1369 field_decls, fn_decls, var_decls, type_decls, types from different
1370 structure.
1371 (input_globals, input_constructor, lto_read_var_init): Removed.
1372 (input_constructors_or_inits): New function.
1373 (lto_read_function_body, lto_input_constructors_and_inits):
1374 Renamed to lto_input_function_body and takes file_data parameter.
1375 * lto-section-in.h (lto_file_decl_data): New structure.
1376
13772008-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1378
1379 * lto-function-in.c (input_globals.c): Changed input type to
1380 lto_function_header.
1381 (input_bb): Removed code to deserialize the stmt number.
1382 (input_function): Renumber all stmts after they are input.
1383 (lto_read_body, lto_read_function_body, lto_read_var_init):
1384 Changed to used new header format and enum section_type.
1385 *lto-lang.c (success): Removed.
1386
13872008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1388
1389 * lto-elf.c (lto_elf_lookup_sym): Remove unused function.
1390 (lto_elf_free_sym): Likewise.
1391
1392 * lto-elf.c (lto_elf_read_var_init): Remove unused function.
1393 (lto_elf_build_init): Likewise.
1394
13952008-01-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1396
1397 * lto-read.c: Renamed to lto-function-in.c.
1398 (input_1_unsigned): Moved to lto-section-in.c and renamed
1399 lto_input_1_unsigned.
1400 (input_uleb128): Moved to lto-section-in.c and renamed
1401 lto_input_uleb128.
1402 (input_widest_uint_uleb128): Moved to lto-section-in.c and renamed
1403 lto_input_widest_uint_uleb128.
1404 (input_sleb128): Moved to lto-section-in.c and renamed
1405 lto_input_sleb128.
1406 (input_integer): Moved to lto-section-in.c and renamed
1407 lto_input_integer.
1408 (debug_in_fun): Moved to lto-section-in.c and renamed
1409 lto_debug_in_fun.
1410 (input_block): Moved to lto-section-in.h and renamed
1411 lto_input_block.
1412 (input_expr_operand): Fixed to allow lists with more than one
1413 element.
1414 * lto-section-in.h: New file.
1415 * lto-section-in.c: New file with changes from above.
1416 * Make-lang.in (lto-read.o): Renamed lto-function-in.c.
1417 (lto-section-in.o): New rule.
1418
14192007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1420
1421 * lto-read.c (input_expr_operand): Mark static and external
1422 VAR_DECLs as needed.
1423
14242007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1425
1426 * lto-read.c (input_integer): Use the correct shift amount.
1427
14282007-12-29 Nathan Froyd <froydnj@codesourcery.com>
1429
1430 * lto-lang.c (lto_pushdecl): Do nothing instead of aborting.
1431 (LANG_HOOKS_NAME): Define.
1432
14332007-12-27 Nathan Froyd <froydnj@codesourcery.com>
1434
1435 * lto.c (lto_find_integral_type): Define as a macro. Rename the
1436 original function to...
1437 (lto_find_integral_type_1): ...this. Consult UNSIGNEDP if we
1438 don't have a base type.
1439 (lto_read_enumeration_type_DIE): Examine the values of the
1440 enumeration to determine whether we can use an unsigned type for
1441 the base type of the enumeration.
1442
14432007-12-24 Nathan Froyd <froydnj@codesourcery.com>
1444
1445 * lto.c (lto_read_structure_union_class_type_DIE): Set TYPE_MODE
1446 and TYPE_ALIGN on UNION_TYPEs as soon as possible.
1447
14482007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1449
1450 * lto-lang.c (lto_types_compatible_p): New function.
1451 (LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
1452
14532007-12-22 Nathan Froyd <froydnj@codesourcery.com>
1454 Kenneth Zadeck <zadeck@naturalbridge.com>
1455
1456 * lto-read.c (input_expr_operand): Fixed uninitialize var warning.
1457 (input_local_vars): Read in DECL_INITIAL and context for local
1458 statics that need to be put in unexpanded_vars_list.
1459
14602007-12-21 Nathan Froyd <froydnj@codesourcery.com>
1461
1462 * lto-read.c (input_real): Use a separate null-terminated buffer
1463 for calling real_from_string.
1464 (input_expr_operand): If we take the address of a FUNCTION_DECL,
1465 tell cgraph that it's needed.
1466
14672007-12-19 Doug Kwan <dougkwan@google.com>
1468
1469 * lto.c (lto_read_base_type_DIE): Handle complex integer types.
1470
14712007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1472
1473 * lto.c (lto_read_DIE): Call lto_read_only_for_child_DIEs instead.
1474 (lto_file_read): Reset the members of 'context' every time we read
1475 a toplevel DIE, with special attention to last_param_type.
1476
14772007-12-18 Nathan Froyd <froydnj@codesourcery.com>
1478
1479 * lto.c (lto_read_subroutine_type_subprogram_DIE): Initialize
1480 'declaration'. Set the assembler name for non-public functions.
1481
14822007-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1483
1484 * lto_read.c (data_in.unexpanded_indexes): New array.
1485 (input_local_var): Added code to read in unexpanded_var_list
1486 indexes for variables. Only read in DECL_CHAIN field for
1487 parameters.
1488 (input_local_vars): Added code to rebuild unexpanded_var_list in
1489 order using unexpanded_indexes.
1490 (input_function): Added code to set DECL_CONTEXT for functions.
1491
14922007-12-13 Doug Kwan <dougkwan@google.com>
1493
1494 * lto.c (lto_read_pointer_reference_type_DIE): Handle optional name
1495 in pointer and reference types.
1496
14972007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1498
1499 * lto-read.c (input_expr_operand): Use DECL_RESULT when reading a
1500 RESULT_DECL.
1501
15022007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1503
1504 * lto.c (lto_read_array_type_DIE): Return the cached DIE if we've
1505 already read the DIE.
1506 (lto_get_body): New function, split out from...
1507 (lto_materialize_function): ...here. Call it.
1508 (lto_read_subroutine_type_subprogram_DIE): Call lto_get_body to
1509 determine DECL_EXTERNAL.
1510 * lto-symtab.c (lto_symtab_merge_decl): Merge the DECL_RESULTs of
1511 FUNCTION_DECLs when necessary. Use the type of the actual
1512 function definition if we are unable to easily merge types. Ignore
1513 spurious DECL_MODE mismatches on VAR_DECLs. Merge DECL_MODEs when
1514 necessary.
1515
15162007-12-13 Nathan Froyd <froydnj@codesourcery.com>
1517
1518 * lto-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1519
15202007-12-12 Bill Maddox <maddox@google.com>
1521
1522 Revert
1523 2007-12-07 Bill Maddox <maddox@google.com>
1524
1525 * lto.c (lto_str_fd_init): New function.
1526 (lto_str_fd_close): New function.
1527 (lto_file_init): Call lto_str_fd_init.
1528 (lto_file_close): Call lto_str_fd_close.
1529 (lto_str_read): New function. Read debug string table.
1530 (lto_str_lookup): New function. Get string for debug
1531 string table offset.
1532 (lto_read_form): Recognize DW_FORM_strp.
1533 (lto_file_read): Invoke lto_str_read.
1534
1535 * lto-elf.c (lto_elf_file_open): Read raw section data
1536 for the .debug_str section, if present.
1537
1538 * lto.h (struct lto_str_fd_struct): New struct.
1539 (struct lto_file_struct): Added new field DEBUG_STR
1540 to hold the file descriptor for the debug string table.
1541
15422007-12-07 Bill Maddox <maddox@google.com>
1543
1544 * lto.c (lto_str_fd_init): New function.
1545 (lto_str_fd_close): New function.
1546 (lto_file_init): Call lto_str_fd_init.
1547 (lto_file_close): Call lto_str_fd_close.
1548 (lto_str_read): New function. Read debug string table.
1549 (lto_str_lookup): New function. Get string for debug
1550 string table offset.
1551 (lto_read_form): Recognize DW_FORM_strp.
1552 (lto_file_read): Invoke lto_str_read.
1553
1554 * lto-elf.c (lto_elf_file_open): Read raw section data
1555 for the .debug_str section, if present.
1556
1557 * lto.h (struct lto_str_fd_struct): New struct.
1558 (struct lto_file_struct): Added new field DEBUG_STR
1559 to hold the file descriptor for the debug string table.
1560
15612007-12-07 Nathan Froyd <froydnj@codesourcery.com>
1562
1563 * lto-read.c (input_cfg): Call init_empty_tree_cfg_for_function.
1564 Grow the basic_block_info and label_to_block_map vectors if
1565 necessary. Read in the block chain.
1566
15672007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1568
1569 * lto.c (lto_read_DIE): Set TYPE_ALIAS_SET where necessary.
1570
15712007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1572
1573 * lto.c (lto_read_form): Add DW_cl_address for DW_AT_const_value.
1574
15752007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1576
1577 * lto-read.c (input_expr_operand): Don't check for MTAGs.
1578 (lto_read_body): Don't declare PROP_alias.
1579
15802007-12-06 Nathan Froyd <froydnj@codesourcery.com>
1581
1582 * lto-symtab.c (lto_symtab_merge_decl): Handle FUNCTION_DECLs without
1583 argument type information.
1584
15852007-12-03 Nathan Froyd <froydnj@codesourcery.com>
1586
1587 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1588 TREE_THIS_VOLATILE if the associated type is a volatile type.
1589 (lto_materialize_function): Remove call to init_ssa_operands.
1590 * lto-read.c (input_expr_operand): Add SSA_NAME_VAR as a referenced
1591 variable when reading an SSA_NAME. Do the same when reading a
1592 RESULT_DECL, a RETURN_EXPR, or an MTAG.
1593 (input_cfg): Call init_ssa_operands.
1594 (input_ssa_names): Set the default def of an SSA_NAME if necessary.
1595 Move call to init_tree_ssa...
1596 (lto_read_body): ...here. Use push_cfun and pop_cfun. Call
1597 add_referenced_var on any variables referenced from the body of the
1598 function. Inform the rest of the compiler we are in SSA form and
1599 inform later passes about the current properties.
1600
16012007-11-30 Nathan Froyd <froydnj@codesourcery.com>
1602
1603 * lto.c (lto_materialize_function): Add FIXME.
1604
16052007-11-29 Nathan Froyd <froydnj@codesourcery.com>
1606
1607 * lto-lang.c (enum built_in_attribute): New enum.
1608 (flag_no_builtin, flag_no_nonansi_builtin, flag_isoc94, flag_isoc99,
1609 built_in_attributes): New variables.
1610 (def_builtin_1): New function.
1611 (lto_define_builtins): #define DEF_BUILTIN and include builtins.def.
1612
16132007-11-28 Nathan Froyd <froydnj@codesourcery.com>
1614
1615 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Set
1616 DECL_SOURCE_LOCATION for debugging purposes.
1617 (lto_read_member_DIE): Set DECL_SOURCE_LOCATION. If we have read a
1618 bitfield, use the type specified by the DIE for TREE_TYPE and defer
1619 laying out the decl until later.
1620 (lto_read_subroutine_type_subprogram_DIE): Compare the function's
1621 name with DECL_ASSEMBLER_NAME. Set DECL_SOURCE_LOCATION and
1622 TREE_ADDRESSABLE.
1623 * lto-read.c (input_expr_operand): Set TREE_ADDRESSABLE on the
1624 operand of an ADDR_EXPR.
1625 * lto-lang.c (enum lto_builtin_type): New enum.
1626 (builtin_type): New typedef.
1627 (builtin_types, string_type_node, const_string_type_node,
1628 wint_type_node, intmax_type_node, uintmax_type_node,
1629 signed_size_type_node): New variables.
1630 (def_fn_type, builtin_type_for_size, lto_define_builtins,
1631 lto_build_c_type_nodes): New functions.
1632 (lto_init): Initialize builtin types.
1633 (lto_set_decl_assembler_name): Let the target machine mangle the
1634 name if the decl is TREE_PUBLIC, otherwise uniquify it.
1635
16362007-11-21 Nathan Froyd <froydnj@codesourcery.com>
1637
1638 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Don't
1639 set TREE_ADDRESSABLE. Do set DECL_COMDAT. Set TREE_READONLY if
1640 the type is a constant type. Set the assembler name and inform
1641 the rest of the compiler about the new decl if the decl is not
1642 public.
1643 (lto_read_subroutine_type_subprogram_DIE): Don't check for equivalency
1644 of DECL_ASSEMBLER_NAME when determining if we have a builtin. Don't
1645 try to read in function bodies for functions that already have bodies.
1646 * lto-symtab.c (lto_same_type_p): Check for unbounded array
1647 equivalency.
1648 (lto_symtab_merge_decl): Don't merge decls that aren't TREE_PUBLIC.
1649 Check for whether we matched a builtin function type before calling
1650 lto_same_type_p on the generated type. Permit cases where the
1651 declaration of an array is unbounded, but the definition is bounded.
1652 Don't combine TREE_PUBLIC flags. Copy over DECL_SIZE and
1653 DECL_SIZE_UNIT if necessary.
1654
16552007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1656
1657 * lto-read.c (input_expr_operand): Get types right
1658 for COMPLEX_CST.
1659
16602007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1661
1662 * lto-read.c (make_new_block, input_cfg): Properly set
1663 n_basic_blocks.
1664
16652007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1666
1667 * lto.c (lto_read_array_type_DIE): Handle DIEs with DW_AT_GNU_vector
1668 set properly by building a VECTOR_TYPE instead of an ARRAY_TYPE.
1669
16702007-11-16 Nathan Froyd <froydnj@codesourcery.com>
1671
1672 * lto.c (lto_read_base_type_DIE): Use make_bitfield_integer_type to
1673 construct the integer type for bitfields.
1674
16752007-11-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1676
1677 * lto-read.c (data_in.current_node_has_loc): Removed.
1678 (input_line_info): Returns true if node needs line set.
1679 (set_line_info): Always sets line if called.
1680 (clear_line_info): Removed reference to current_node_needs_loc.
1681 (input_expr_operand): Keeps track locally if current node needs a loc.
1682 (input_local_var): Added code to handle DECL_INITIAL for
1683 static local vars. Only set loc if necessary.
1684
16852007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1686
1687 * lto.c (lto_read_subroutine_type_subprogram_DIE): Fix thinko'd
1688 DECL_CONTEXT.
1689
16902007-11-15 Nathan Froyd <froydnj@codesourcery.com>
1691
1692 * lto.c: Include langhooks.h.
1693 (lto_find_integral_type): Rework logic to handle the case where
1694 got_byte_size is true, but the bitsize requested and that of the
1695 base_type doesn't match.
1696 (lto_read_variable_formal_parameter_constant_DIE): Only check for
1697 asm_name if we are creating a VAR_DECL.
1698 (lto_materialize_function): Set DECL_EXTERNAL if we can't find a
1699 definition.
1700 (lto_read_subroutine_type_subprogram_DIE): Check for a builtin
1701 function reference and use the builtin's decl if so. Set the
1702 DECL_CONTEXT of the RESULT_DECL for the function.
1703 * lto-lang.c (registered_builtin_fndecls): New variable.
1704 (lto_getdecls): Return it.
1705 (lto_builtin_function): Chain the new decl onto
1706 registered_builtin_fndecls.
1707
17082007-11-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1709
1710 * lto-read.c (process_tree_flags, lto_static_init_local):
1711 Renamed to ADD_CLASS_EXPR_FLAG. ADD_CLASS_DECL_FLAG New Macro.
1712 (input_line_info, clear_line_info): Fixed new line number code.
1713 (input_expr_operand): Added type to SWITCH_EXPR.
1714 (lto_read_body): Properly initialized data_in.
1715 Clear line info when leaving.
1716
17172007-11-13 Diego Novillo <dnovillo@google.com>
1718
1719 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
1720 Initialize ARTIFICIAL.
1721 (lto_read_subroutine_type_subprogram_DIE): Initialize
1722 SAVED_SCOPE.
1723 * lto-read.c (set_line_info): Remove ; from calls to
1724 LINEMAP_POSITION_FOR_COLUMN.
1725
17262007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1727
1728 * lto-read.c (input_type_ref): Renamed from get_type_ref.
1729 (input_expr_operand, input_local_var): Renamed get_type_ref to
1730 input_type_ref.
1731 (input_expr_operand): Get the types correct for
1732 vector-cst. Get SSA_NAME_DEF_STMT correct for return_exprs.
1733
17342007-11-13 Doug Kwan <dougkwan@google.com>
1735
1736 * lto-read.c (input_widest_uint_uleb128): New function.
1737 (input_tree_flags, process_tree_flags, input_line_info,
1738 input_expr_operand, input_local_var, input_phi, input_ssa_names):
1739 Change to use lto_flags_type and BITS_PER_LTO_FLAGS_TYPES instead of
1740 unsigned HOST_WIDE_INT and HOST_BITS_PER_WIDE_INT.
1741 (lto_static_init_local): Add code to assert that lto_flags_type is
1742 wide enough.
1743
17442007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1745
1746 * lto.c (lto_read_array_type_DIE): Handle DW_AT_GNU_vector.
1747 (lto_read_subroutine_type_subprogram_DIE): Handle
1748 DW_AT_static_link and DW_AT_specification. Return the
1749 specification if present.
1750 (lto_read_base_type_DIE): Handle DW_ATE_complex_float.
1751
17522007-11-13 Nathan Froyd <froydnj@codesourcery.com>
1753
1754 * lto-lang.c: Include target.h.
1755 (registered_builtin_types): New variable.
1756 (lto_type_for_mode): Increase number of modes handled.
1757 (lto_builtin_function): Fix argument list and return the decl.
1758 (lto_register_builtin_type): New function.
1759 (lto_init): Initialize target builtins and language-independent
1760 nodes.
1761 (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define.
1762
17632007-11-13 Kenneth Zadeck <zadeck@naturalbridge.com>
1764
1765 * lto-read.c (input_expr_operand): Added code to properly handle
1766 index filed. Added new RANGE_EXPR case.
1767
17682007-11-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1769
1770 * lto-read.c (ADD_FUNC_FLAG): Deleted macro.
1771 (data_in): Added current_node_has_loc field.
1772 (input_line_info, set_line_info, clear_line_info): Added a support
1773 for USE_MAPPED_LOCATION and not adding line numbers to nodes that
1774 did not have on on the source side.
1775 (input_expr_operand): Make sure that GIMPLE_MODIFY_STMTS get line
1776 numbers too.
1777
17782007-11-09 Doug Kwan <dougkwan@google.com>
1779
1780 * lto-read.c (input_expr_operand): Change type of operand 2 of
1781 BIT_FIELD_REF expression to be bitsizetype instead of sizetype.
1782
17832007-11-09 Nathan Froyd <froydnj@codesourcery.com>
1784
1785 * lto.c: Include lto-tree.h. Effect small spaces->tabs cleanup.
1786 (lto_read_variable_formal_parameter_constant_DIE): Transfer bits
1787 from a DW_AT_specification or DW_AT_abstract_origin attribute to
1788 the new decl we are creating. Move informing the middle end about
1789 the new decl to...
1790 (lto_main): ...here. Inform the middle end about global variables
1791 after we have read in all the input files.
1792 * lto-symtab.c (lto_symtab_merge_decl): We really do need to merge
1793 variables with internal linkage, so delete the check for internal
1794 linkage. Combine TREE_PUBLIC flags.
1795
17962007-11-08 Nathan Froyd <froydnj@codesourcery.com>
1797
1798 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
1799 DW_AT_decl_line.
1800 * lto-symtab.c (lto_symtab_merge_decl): Handle redefinition of a
1801 builtin specially. Move check for attribute compatibility
1802 earlier.
1803
18042007-11-07 Nathan Froyd <froydnj@codesourcery.com>
1805
1806 * Make-lang.in (lto/lto.o): Depend on gt-lto-lto.h.
1807 * config-lang.in (gtfiles): Add lto.h and lto.c.
1808 * lto-elf.c: Include ggc.h.
1809 (lto_elf_file_open): Allocate elf_file from GC memory.
1810 * lto.c: Include tree-ssa-operands.h and gt-lto-lto.h
1811 (lto_info_fd_init): Allocate the die_cache and unmaterialized_fndecls
1812 in GC memory.
1813 (lto_info_fd_close): Free unmaterialized_fndecls from GC memory.
1814 (lto_file_close): Free file from GC memory.
1815 (lto_cache_store_DIE): Allocate the new entry in GC memory.
1816 (lto_read_member_DIE): Fix declaration.
1817 (lto_read_subroutine_type_subprogram_DIE): unmaterialized_fndecls lives
1818 in GC memory.
1819 (current_lto_file): New variable.
1820 (lto_main): Use it.
1821 (DWARF2_attr, DWARF2_abbrev, lto_die_ptr, DWARF2_CompUnit,
1822 lto_die_cache_entry): Move to...
1823 * lto.h: ...here and add GTY markers as appropriate. Delete forward
1824 declarations accordingly.
1825 (struct lto_file_struct): Declare.
1826 (lto_file_vtable): Use it instead of lto_file.
1827
18282007-11-06 Alon Dayan <alond@il.ibm.com>
1829 Kenneth Zadeck <zadeck@naturalbridge.com>
1830
1831 * lto-read.c (process_flags, lto_static_init_local):
1832 read flags of VAR_DECL and FUNCTION_DECL of size>1.
1833 change global array num_flags_for_code to flags_length_for_code.
1834 (set_line_info): Make decls work in USE_MAPPED_LOCATION mode.
1835
18362007-11-05 Nathan Froyd <froydnj@codesourcery.com>
1837
1838 * lto.c (lto_read_structure_union_class_type_DIE): Use proper record
1839 layout functions to compute information about the newly constructed
1840 type.
1841
18422007-11-02 Nathan Froyd <froydnj@codesourcery.com>
1843
1844 * lto-read.c (input_expr_operand): Change the LTO_return_expr1
1845 case to use DECL_RESULT if necessary.
1846
18472007-11-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1848
1849 * lto-read.c (input_tree_list): Removed.
1850 (input_tree_flags): Added parameter to force flags no matter what
1851 tree code.
1852 (input_expr_operand): Added parameter to input_tree_flags.
1853 Added case for IDENTIFIER_NODE and TREE_LIST. Changed ASM to call
1854 input_expr_operand rather than input_tree_lists.
1855 (input_local_var): Use input_expr_operand to read attributes
1856 rather then input_tree_list.
1857 (input_phi, input_ssa_names): Added parameter to input_tree_flags.
1858
18592007-10-31 Nathan Froyd <froydnj@codesourcery.com>
1860
1861 * lto.c (lto_read_typedef_DIE): Fix comment typo.
1862 (lto_resolve_typedecl_ref): Fetch the referred-to type and build a fake
1863 TYPE_DECL for it.
1864 * lto-read.c (lto_read_body): Use correct sizes for calculating
1865 type_decls_offset and types_offset.
1866
18672007-10-30 Nathan Froyd <froydnj@codesourcery.com>
1868
1869 * lto-tree.h (union lang_tree_node): Change GTY description to chain
1870 with GENERIC_NEXT.
1871 * config-lang.in (gtfiles): Add lto-lang.c.
1872 * lto-lang.c: Include gt-lto-lto-lang.h.
1873 * Make-lang.in (lto/lto-lang.o): Add dependency on gt-lto-lto-lang.h
1874 (lto/lto-symtab.o): Depend on LTO_H instead of TREE_H.
1875 (lto/lto-read.o): Likewise.
1876
18772007-10-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1878
1879 * lto-read.c (data_in): Added type_decls and current_col fields.
1880 (string_slot): New type to hold canonized file name.
1881 (hash_string_slot_node, eq_string_slot_node, canon_file_name,
1882 input_line_info, set_line_info, clear_line_info): New functions.
1883 (file_name_hash_table): New hash table.
1884 (input_local_var, input_labels, input_local_vars_index,
1885 input_local_var, input_local_vars, input_ssa_names): Reorganized parameters.
1886 (input_uleb128): Changed type of byte var.
1887 (input_expr_operand): Large number of changes to get line numbers
1888 correct. Added TYPE_DECL case.
1889 (input_globals): Added code to get TYPE_DECLs processed.
1890 (input_local_var): Added code to process line numbers and
1891 TREE_CHAIN and DECL_CONTEXT.
1892 (input_function, input_constructor): Added call to
1893 clear_line_number.
1894 (lto_static_init_local): Added code to get line numbers correct.
1895 (lto_read_body): Added code to get TYPE_DECLS read and to change
1896 parameters to the calls above that had their parms reorganized.
1897
1898
18992007-10-29 Nathan Froyd <froydnj@codesourcery.com>
1900
1901 * lto.h (lto_resolve_typedecl_ref): Declare.
1902 * lto.c (lto_resolve_typedecl_ref): New function.
1903
19042007-10-29 Mark Mitchell <mark@codesourcery.com>
1905 Nathan Froyd <froydnj@codesourcery.com>
1906
1907 * lto.c (lto_read_subroutine_type_subprogram_DIE): Read the child
1908 DIEs even if we find an abstract origin for this DIE.
1909
19102007-10-29 Nathan Froyd <froydnj@codesourcery.com>
1911
1912 * lto.c (lto_read_subroutine_type_subprogram_DIE): Build the
1913 RESULT_DECL slightly earlier. Only remember the decl for later
1914 if we successfully merge declarations.
1915
19162007-10-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1917
1918 * lto-read.c (input_expr_operand): Give label_values the proper
1919 context and provide switch statements with a default type.
1920
19212007-10-23 Nathan Froyd <froydnj@codesourcery.com>
1922
1923 * lto-read.c (lto_read_body): Move call to init_ssa_operands...
1924 * lto.c (lto_materialize_function): ...to here.
1925
19262007-10-22 Nathan Froyd <froydnj@codesourcery.com>
1927
1928 * lto.h (struct lto_info_fd): Add field unmaterialized_fndecls.
1929 * lto.c (lto_info_fd_init): Initialize it.
1930 (lto_info_fd_close): Free it.
1931 (lto_materialize_function): New function.
1932 (lto_read_subroutine_type_subprogram_DIE): Save the result decl on
1933 unmaterialized_fndecls.
1934 (lto_file_read): Read in all the function bodies after we have read
1935 all of the DWARF info.
1936 * lto-read.c (lto_read_body): Call init_ssa_operands if we are
1937 reading a function body.
1938
19392007-10-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1940
1941 * lto-read.c (input_tree_flags): Renamed from input_flags to be
1942 semetric with output_tree_flags. Added call to log flags.
1943 (process_tree_flags): Renamed from process_flags. Fixed a lot of
1944 type issues to make everything consistent with flags being
1945 unsigned HOST_WIDE_INTS.
1946 (input_expr_operand): Added call to
1947 recompute_tree_invariant_for_addr_expr.
1948 (input_local_var): Added debugging for tree_chains. Now calls
1949 input_tree_flags.
1950 (input_phi): Made flags unsigned HOST_WIDE_INT.
1951 (input_ssa_names): Now calls input_tree_flags.
1952 (lto_read_body): Now sets cfun.
1953 (lto_read_function_body): Now sets current_function_pointer.
1954
19552007-10-19 Nathan Froyd <froydnj@codesourcery.com>
1956
1957 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Check
1958 definitively whether SPECIFICATION or ABSTRACT_ORIGIN exist before
1959 inspecting fields within.
1960 (lto_read_DIE_at_ptr): Delete check for null result; let callers
1961 handle this appropriately.
1962
19632007-10-19 Nathan Froyd <froydnj@codesourcery.com>
1964
1965 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Handle
1966 DW_AT_abstract_origin properly. Ensure that we're not dealing with
1967 both DW_AT_abstract_origin and DW_AT_specification.
1968 (lto_read_subroutine_type_subprogram_DIE): Handle
1969 DW_AT_abstract_origin.
1970 (lto_read_DIE): Use lto_read_only_for_child_DIEs for labels.
1971 (lto_read_DIE_at_ptr): Define as static to match declaration.
1972 Lookup the PTR in the cache before reading it from the file.
1973 (lto_resolve_var_ref): Adjust accordingly.
1974 (lto_resolve_fn_ref): Adjust accordingly. Tweak comment.
1975 (lto_resolve_field_ref): Adjust accordingly. Tweak comment.
1976
19772007-10-19 Nathan Froyd <froydnj@codesourcery.com>
1978
1979 * lto.c (lto_read_DIE_at_ptr): New function.
1980 (lto_resolve_var_ref): Use it.
1981 (lto_resolve_fn_ref): Use it.
1982 (lto_resolve_field_ref): Use it.
1983 (lto_read_variable_formal_parameter_constant_DIE): Follow
1984 DW_AT_specification and return the associated decl when appropriate.
1985
19862007-10-18 Nathan Froyd <froydnj@codesourcery.com>
1987
1988 * lto-lang.c (lto_type_for_mode): Move after lto_type_for_size.
1989 Implement for scalar integer modes.
1990 (lto_init): Initialize size_type_node.
1991
19922007-10-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1993
1994 * lto-read.c (input_expr_operand): Remove ssa name asserts.
1995 (input_local_var): Add chaining for params.
1996 (input_ssa_names): Add cfun parameter.
1997 (input_function): Remove unnecessary else.
1998
19992007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2000
2001 * lto.c (lto_read_only_for_child_DIEs): Mark die parameter as unused.
2002 (lto_resolve_var_ref): Use proper types.
2003 (lto_resolve_fn_ref): Likewise.
2004 (lto_resolve_field_ref): Likewise.
2005
20062007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2007
2008 * lto-read.c (input_expr_operand): Remove case.
2009
20102007-10-17 Nathan Froyd <froydnj@codesourcery.com>
2011
2012 * lto.c (lto_read_only_for_child_DIEs): New function.
2013 (lto_read_DIE): Use it for lexical_block and inlined_subroutine DIEs.
2014 * lto-elf.c (lto_elf_map_lto_section): Remove.
2015 (lto_elf_file_vtable): Use lto_elf_map_optional_lto_section instead.
2016 * lto-read.c (input_expr_operand): Assert that we never read a NULL
2017 SSA_NAME. Add missing case for mechanical codes.
2018 (input_cfg): Use basic_block_info_for_function instead of
2019 basic_block_info.
2020
20212007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2022
2023 * lto-read.c (input_sleb128, input_integer): Use proper casts.
2024 (input_list): Renamed input_tree_list and modified to follow same
2025 protocol as lto-function-out.c:output_tree_list.
2026 (input_expr_operand): Make asm operands use input_tree_list.
2027 (input_local_var): Now uses input_tree_list.
2028 (lto_read_body): Change placement for setting context of debug_labels.
2029
2030
20312007-10-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2032
2033 * lto-read.c (input_real): Output debugging in proper order.
2034 (input_integer): Compute bit lengths properly.
2035 (input_list): Clean up declaration.
2036 (input_expr_operand): Change calls to input_real to match fix.
2037 Make reading of LTO_bit_field_ref1 match output.
2038 (input_local_var): Make reading of attributes match what is being
2039 written.
2040 (dump_debug_stream): Also print char in hex.
2041 (debug_out_fun): Fix signed unsigned mismatch.
2042
20432007-10-10 Nathan Froyd <froydnj@codesourcery.com>
2044
2045 * lto.c (lto_read_form): Handle DW_AT_MIPS_linkage_name and
2046 DW_AT_GNU_vector specially, as they are not contiguous with the
2047 specified set of attribute names. Use class_mask to check for
2048 errors at the end of the function
2049 (lto_resolve_var_ref): Read the DIE if it is not cached.
2050 (lto_resolve_fn_ref): Likewise.
2051 (lto_resolve_field_ref): Likewise.
2052
20532007-10-05 Nathan Froyd <froydnj@codesourcery.com>
2054
2055 * lto.c: Include dwarf2out.h.
2056 (lto_cache_store_DIE): Assert that we never change the value.
2057 (LTO_BEGIN_READ_ATTRS): Print an informative error message.
2058 (lto_read_compile_unit_DIE): Handle DW_AT_entry_pc.
2059 (lto_read_array_type_DIE): Don't error on ndims == 0; build a
2060 sensible type instead.
2061 (lto_read_structure_union_class_type_DIE): Store the newly
2062 created type prior to reading the members of the structure to
2063 avoid infinite recursion. Avoid computing types and alignments
2064 for structures whose sizes are unknown.
2065 (lto_read_variable_formal_parameter_const): Handle DW_AT_artificial
2066 and set DECL_ARTIFICIAL accordingly. Ignore DW_AT_abstract_origin,
2067 DW_AT_const_value, and DW_AT_specification.
2068 (lto_read_subroutine_type_subprogram_DIE): Handle DW_AT_declaration.
2069 Return early if we have already constructed the function type.
2070 (lto_read_typedef_DIE): Check to see if the type has been cached
2071 already. Cache the type before reading any children.
2072 (lto_read_const_volatile_restrict_type_DIE): Handle DW_AT_name.
2073 (lto_read_DIE): Unset context->skip_non_parameters around reading
2074 the DIE.
2075 (lto_resolve_fn_ref): Delete trailing whitespace.
2076
20772007-09-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2078
2079 * lto-read.c (input_expr_operand): Added type for STRING_CST.
2080
20812007-09-10 Nathan Froyd <froydnj@codesourcery.com>
2082
2083 * lto-read.c (lto_read): Set the type of the newly created CALL_EXPR.
2084
20852007-09-07 Nathan Froyd <froydnj@codesourcery.com>
2086
2087 * lto-lang.c (signed_and_unsigned_types): New variable.
2088 (lto_type_for_size): Consult signed_and_unsigned_types to find
2089 an approprite type, creating it if necessary.
2090 (lto_set_decl_assembler_name): Add actual method body.
2091
20922007-09-06 Jim Blandy <jimb@codesourcery.com>
2093
2094 * lto.c (lto_read_variable_formal_parameter_constant_DIE): If we
2095 can't find a var init for this variable, leave its DECL_INITIAL.
2096 * lto-elf.c (lto_elf_map_optional_lto_section): Renamed from
2097 lto_elf_map_fn_body.
2098 (lto_map_lto_section): New function.
2099 (lto_elf_file_vtable): Use lto_elf_map_lto_section for function
2100 bodies, and lto_elf_map_optional_lto_section for variable
2101 initializers.
2102 (lto_elf_find_section_data): Quietly return NULL if the section is
2103 missing.
2104 (lto_elf_file_open): Check for a NULL from lto_elf_find_section_data.
2105
2106 * lto-elf.c (lto_elf_find_section_data): Remove dead code.
2107
2108 * lto-read.c (lto_read_body): Doc fix.
2109
21102007-08-29 Kenneth Zadeck <zadeck@naturalbridge.com>
2111
2112 * lto-read.c (fun_in): Renamed to data_in.
2113 (input_expr_operand, input_local_var, input_string_internal,
2114 input_string, input_real, input_list, get_label_decl,
2115 get_type_ref, input_expr_operand, input_globals, input_labels,
2116 input_local_vars_index, input_local_var, input_local_vars,
2117 input_cfg, input_phi, input_ssa_names, input_bb, ): Renamed fun_in to data_in.
2118 (input_constructor): New function.
2119 (lto_read_function_body): Renamed to lto_read_body and generalized
2120 to handle both functions and constructors.
2121 (lto_read_function_body, lto_read_var_init): New function.
2122
2123
21242007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2125
2126 * lto-read.c (input_expr_operand): Assert that there really is a
2127 FUNCTION_DECL.
2128 (input_globals): Removed checks on 0 section.
2129
21302007-08-28 Kenneth Zadeck <zadeck@naturalbridge.com>
2131
2132 * lto-read.c (fun_in): Added local_decls_index and
2133 local_decls_index_d.
2134 (input_expr_operand): Changed inputting of PARM_DECLs and VAR_DECLs.
2135 (input_globals): Enabled code to handle FIELD_DECLs.
2136 (input_local_vars_index, input_local_vars): New function.
2137 (input_local_var): Changed to allow locals to be input randomly.
2138 (lto_read_function_body): Added code to input the
2139 local_decls_index and to free various structures.
2140
21412007-08-17 Jim Blandy <jimb@codesourcery.com>
2142
2143 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Remove
2144 ATTRIBUTE_UNUSED from 'die' formal.
2145
2146 Use enum LTO_tags where appropriate, instead of 'unsigned int'.
2147 * lto-read.c (input_record_start): Fix return type, type of 'tag'.
2148 (input_list): Fix type of 'tag'.
2149 (input_expr_operand): Fix type of 'tag' argument. Update
2150 declaration. Fix type of 'ctag'. Add default case to switch,
2151 since the type of the switched value is now an enum.
2152 (input_local_vars): Fix type of 'tag'.
2153 (input_bb): Fix type of 'tag' argument.
2154 (input_function): Fix type of 'tag' argument.
2155
21562007-08-16 Jim Blandy <jimb@codesourcery.com>
2157
2158 * lto.c (lto_read_member_DIE): Record the tree we create in
2159 fd->die_cache. (Our 'die' argument is no longer unused.)
2160 (lto_resolve_field_ref): New function.
2161 * lto.h (lto_resolve_field_ref): New declaration.
2162
21632007-08-15 Jim Blandy <jimb@codesourcery.com>
2164
2165 * lto-read.c (lto_read_var_init): Mark arguments as unused.
2166
21672007-08-07 Jim Blandy <jimb@codesourcery.com>
2168
2169 * lto.c (lto_read_form): Complete attr_classes table.
2170 (DWARF2_form_data): Doc fix.
2171
21722007-08-05 Mark Mitchell <mark@codesourcery.com>
2173
2174 * lto.h (lto_file_vtable): Remove read_var_init. Add map_var_init
2175 and unmap_var_init.
2176 (lto_read_var_init): Declare.
2177 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Use new
2178 interface for reading variable initializers.
2179 * lto-elf.c (lto_elf_read_var_init): Remove.
2180 (lto_elf_file_vtable): Update initializer.
2181 (lto_elf_read_var_init): Add comment about unused-ness.
2182 * lto-read.c (lto_read_var_init): New.
2183
2184 * lto.c (lto_read_form): Add entry for DW_AT_inline.
2185
21862007-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2187
2188 * lto-read.c (lto_read_function_body): Moved declaration of fn
2189 outside of ifdef.
2190
21912007-08-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2192
2193 * lto-read.c (input_uleb128, input_string_internal, input_real,
2194 input_integer, input_record_start, input_list, get_type_ref,
2195 input_flags, input_expr_operand, input_expr_operand,
2196 input_expr_operand, input_local_vars, input_cfg, input_phi,
2197 input_ssa_names, input_bb, input_function): Added semicolons.
2198
2199
22002007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2201
2202 * lto-read.c (input_globals): Remove debugging.
2203 (input_function): Set DECL_ARGUMENTS.
2204
2205
22062007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2207
2208 * lto-read.c (input_expr_operand): Fixed code for COND_EXEC,
2209 RETURN_EXPR, MODIFY_EXPR and processing of flags.
2210 (input_phi): Made work with operands other than SSA_NAMES and
2211 fixed processing of flags.
2212 (input_ssa_names): Initialize SSA_NAME_DEF_STMT to empty stmt.
2213 (input_flags): New function.
2214 * lto-lang.c (lto_init): Changed state of in_lto_p.
2215
2216
22172007-07-24 Mark Mitchell <mark@codesourcery.com>
2218
2219 * lto-tree.h (lto_varargs_cookie): Remove.
2220 * lto.c (lto_context): Add last_parm_type, varargs_p, skip_all,
2221 skip_non_parameters, skip_parameters.
2222 (lto_varargs_cookie): Remove.
2223 (lto_read_variable_formal_parameter_constant_DIE): Keep track of
2224 parameter types.
2225 (lto_read_abbrev): New function.
2226 (lto_read_subroutine_type_subprogram_DIE): Make two passes over
2227 child DIEs.
2228 (lto_read_unspecified_parameters_DIE): Set context->varargs_p.
2229 (lto_read_DIE): Use lto_read_abbrev. Honor skip_* flags.
2230 (lto_file_read): Initialize new context fields.
2231 * lto-lang.c (lto_type_for_mode): Return NULL_TREE.
2232 (lto_unsigned_type): Remove.
2233 (lto_signed_type): Likewise.
2234 (lto_signed_or_unsigned_type): Likewise.
2235 (lto_init): Do not create lto_varargs_cookie.
2236 (LANG_HOOKS_UNSIGNED_TYPE): Do not define.
2237 (LANG_HOOKS_SIGNED_TYPE): Likewise.
2238 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Likewise.
2239
22402007-07-19 Jan Hubicka <jh@suse.cz>
2241
2242 * lto-read.c (lto_read_function_body): Produce empty scope block
2243 to avoid crash.
2244
22452007-07-18 Mark Mitchell <mark@codesourcery.com>
2246
2247 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Do not
2248 process local variables.
2249 (lto_read_subroutine_type_subprogram_DIE): Read child DIEs.
2250
22512007-07-13 Kenneth Zadeck <zadeck@naturalbridge.com>
2252
2253 * lto-read.c (input_list, input_expr_operand): Added struct
2254 function parameter.
2255 (init_cfg, finalize_cfg): Removed function.
2256 (input_expr_operand): Added SSA_NAME and GIMPLE_MODIFY_STMT cases.
2257 (input_labels, input_local_vars): Now takes input_block parameter rather than
2258 synthsyzing it.
2259 (input_cfg, input_phi, input_ssa_names): New functions.
2260 (input_bb): Now passes in input_blocks. Does not construct cfg
2261 and processes the list of phi functions.
2262 (input_function): Now builds both the cfg and ssa_names table.
2263 (lto_read_function_body): Processes new header fields to construct
2264 streams for the ssa_names and cfg and their debugging.
2265 * lto/lto-lang.c (lto_init): Set in_lto_p.
2266
2267
22682007-06-28 Mark Mitchell <mark@codesourcery.com>
2269
2270 * lto.h (lto_file_vtable): Add read_var_init.
2271 * lto.c (lto_read_variable_formal_parameter_constant_DIE): Read
2272 initializers.
2273 (lto_main): Remove bogus asserts.
2274 * lto-elf.c (tm.h): Include it.
2275 (libiberty.y): Likewise.
2276 (lto_elf_file): Add strtab and symtab. Rename
2277 string_table_section_index to sec_strtab.
2278 (lto_elf_file_vtable): Add lto_elf_read_var_init.
2279 (lto_elf_get_shdr): New function.
2280 (lto_elf_free_shdr): Likewise.
2281 (lto_elf_find_section_data): Use them.
2282 (lto_elf_read_symtab): New function.
2283 (lto_elf_lookup_sym): Likewise.
2284 (lto_elf_free_sym): Likewise.
2285 (lto_elf_file_open): Tidy. Call lto_elf_read_symtab.
2286 (lto_elf_built_init): New function.
2287 (lto_elf_read_var_init): Likewise.
2288 * Make-lang.in (lto/lto-elf.o): Depend on $(TM_H).
2289
22902007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2291
2292 * lto-read (make_new_block): Initialize the stmt_list.
2293 (lto_static_init_local): Add debugging for missing codes.
2294
22952007-06-26 Mark Mitchell <mark@codesourcery.com>
2296
2297 * lto.c (lto_read_subroutine_type_subprogram_DIE): Handle
2298 unprototyped functions.
2299
23002007-06-23 Mark Mitchell <mark@codesourcery.com>
2301
2302 * lto.c (lto_read_variable_formal_parameter_constant_DIE):
2303 Handle DW_AT_MIPS_linkage_name.
2304 (lto_read_subroutine_type_subprogram): Likewise. Correct
2305 compilation errors.
2306 (lto_main): Remove incorrect assertions.
2307 * lto-symbtab.c: Build function types out of TREE_LISTs.
2308
2309 * lto-elf.c (<libelf>): Check for HAVE_LIBELF_H.
2310
2311 * Make-lang.in (LTO_OBJS): Depend on attribs.o.
2312
23132007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2314
2315 * lto/lto-tree.h (lang_decl, lang_type, language_function): Added
2316 dummy since ggc does not like empty structs.
2317 * lto/lto-elf.c (libelf.h): Changed to libelf/libelf.h.
2318 * lto/lto-read.c (ADD_CLASS_FLAG, ADD_EXPR_FLAG): Changed
2319 expr->common to expr->base.
2320 (make_new_block): Moved stmt_list to proper place.
2321
2322
23232007-03-14 Robert Kennedy <jimbob@google.com>
2324
2325 Eliminate use of lang_hooks.set_decl_assembler_name from LTO
2326 * lto.c (lto_read_subroutine_type_subprogram_DIE) Get DECL
2327 assembler name from DWARF.
2328 * lto-lang.c (lto_set_decl_assembler_name) New function.
2329
23302006-09-10 Mark Mitchell <mark@codesourcery.com>
2331
2332 * lto.h (lto_file_vtable): New structure.
2333 (lto_file): Add vtable pointer.
2334 (lto_file_init): Add vtable paramter.
2335 (lto_read_function_body): New function.
2336 (lto_symtab_merge_fn): New function.
2337 * lto.c (lto_file_init): Add vtable parameter.
2338 (lto_read_form): Fill in entries for DW_AT_prototyped,
2339 DW_AT_frame_base.
2340 (lto_read_subroutine_type_subprogram_DIE): New function.
2341 (lto_read_DIE): Fill in entries for DW_TAG_subroutine_type and
2342 DW_TAG_subprogram.
2343 * lto-elf.c (lto_elf_vile_vtable): New variable.
2344 (lto_elf_file_open): Pass it to lto_file_init.
2345 (lto_elf_map_fn_body): New function.
2346 (lto_elf_unmap_fn_body): Likewise.
2347 * lto-read.c: New file.
2348 * lto-symtab.c (lto_symtab_merge_fn): New function.
2349 * lto-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define to
2350 tree_rest_of_compilation.
2351 * Make-lang.in (LTO_OBJS): Add lto-read.o
2352 (lto-read.o): New target.
2353
23542006-09-03 Mark Mitchell <mark@codesourcery.com>
2355
2356 * lto.c (<inttypes.h>): Don't include it.
2357 (lto_context): Don't typedef it.
2358 (lto_resolve_reference): New function.
2359 (lto_read_form): Use it.
2360 (lto_resolve_type_ref): New function.
2361 (lto_resolve_var_ref): Likewise.
2362 (lto_resolve_fn_ref): Likewise.
2363 * lto.h (<inttypes.h>): Include it.
2364 (lto_context): New type.
2365 (lto_ref): New structure.
2366 (lto_resolve_type_ref): Declare.
2367 (lto_resolve_var_ref): Likewise.
2368 (lto_resolve_fn_ref): Likewise.
2369
23702006-08-18 Mark Mitchell <mark@codesourcery.com>
2371
2372 * lang-specs.h: New file.
2373
23742006-08-14 Mark Mitchell <mark@codesourcery.com>
2375
2376 * lto.c (lto_info_fd_init): Allocate the DIE cache.
2377 (lto_info_fd_close): Deallocate it.
2378 (lto_die_cache_entry): New structure.
2379 (lto_cache_hash): New function.
2380 (lto_cache_eq): Likewise.
2381 (lto_cache_store_DIE): Likewise.
2382 (lto_cache_lookup_DIE): Likewise.
2383 (lto_read_referenced_type_DIE): Use the cache.
2384 (lto_read_pointer_type_DIE): Robustify.
2385 (lto_read_DIE): Use the cache.
2386 * lto.h (hashtab.h): Include.
2387 (lto_info_fd): Add DIE cache.
2388 * Make-lang.in (LTO_H): New variable.
2389 (lto/lto-lang.o): Use LTO_H.
2390 (lto/lto-elf.o): Likewise.
2391 (lto/lto-symtab.o): Likewise.
2392
23932006-07-09 Mark Mitchell <mark@codesourcery.com>
2394
2395 * lto.c (lto_abi_mismatch_error): New function.
2396 (lto_abbrev_read): Initialize num_abbrevs.
2397 (lto_read_form): Specify allowed form classes for
2398 DW_AT_declaration. Adjust for change to lto_set_cu_context.
2399 (lto_read_variable_formal_parameter_constant_DIE): Handle
2400 DW_AT_declaration. Call lto_symtab_merge_var.
2401 (lto_read_pointer_type_DIE): New function.
2402 (lto_read_base_type_DIE): Use build_nonstandard_integer_type. Do
2403 not creat TYPE_DECLs for types that already have them.
2404 (lto_read_DIE): Add lto_read_pointer_type_DIE.
2405 (lto_set_cu_context): Make cu_start point to the header, not the
2406 first DIE.
2407 (lto_file_read): Adjust for change to lto_set_cu_context.
2408 * Make-lang.in (LTO_OBJS): Add lto-symtab.o.
2409 (lto/lto-symtab.o): New rule.
2410 * lto-tree.h (lang_identifier): Add decl field.
2411 (LANG_IDENTIFIER_CAST): New macro.
2412 (LTO_IDENTIFIER_DECL): Likewise.
2413 (lto_symtab_merge_var): Declare.
2414 * lto-symtab.c: New file.
2415
24162006-07-02 Daniel Berlin <dberlin@dberlin.org>
2417
2418 * lto.c (lto_context): Add current_cu and info_fd members.
2419 (DWARF2_CompUnit): New structure.
2420 (lto_read_DIE): Take lto_info_fd *.
2421 (lto_read_child_DIEs): Ditto.
2422 (lto_file_corrupt_error): Constify argument.
2423 (lto_set_cu_context): New function
2424 (lto_info_fd_init): Ditto.
2425 (lto_info_fd_close): Ditto.
2426 (lto_file_init): Use lto_info_fd_init.
2427 (lto_file_close): Use lto_info_fd_close.
2428 (lto_read_initial_length): Pass in pointer to header size.
2429 (lto_read_comp_unit_header): Correct cu_length to
2430 real length from beginning of header. Take lto_info_fd * as
2431 argument.
2432 (find_cu_for_offset): New function.
2433 (lto_read_form): Change first argument to lto_info_fd *.
2434 Add FORM_CONTEXT argument.
2435 Handle DW_FORM_ref_addr.
2436 (lto_read_tag_DIE): Change first argument to lto_info_fd *.
2437 (LTO_BEGIN_READ_ATTRS_UNCHECKED): Save old context.
2438 Swap contexts if necessary for form.
2439 (LTO_BEGIN_READ_ATTRS): Cast fd to right type for
2440 lto_file_corrupt_error.
2441 (LTO_END_READ_ATTRS): Swap contexts back if it had changed.
2442 (lto_read_referenced_type_DIE): Change first argument to
2443 lto_info_fd *. Access lto_fd fields through base pointer.
2444 (lto_read_compile_unit_DIE): Change first argument to an
2445 lto_info_fd *.
2446 (lto_read_variable_formal_parameter_constant_DIE): Ditto.
2447 (lto_read_base_type_DIE): Ditto.
2448 (lto_read_child_DIEs): Ditto.
2449 (lto_read_DIE): Ditto. Change type of function pointer.
2450 (lto_info_read): New function.
2451 (lto_set_cu_context): Ditto.
2452 (lto_file_read): Use lto_info_read, walk resulting CU's
2453 (lto_main): Update for lto_info_fd change.
2454 * lto-elf.c (lto_elf_file_open): Cast lto_info_fd to lto_fd where
2455 necessary.
2456 * lto.h (DWARF2_CompUnit): New structure.
2457 (lto_info_fd): Ditto.
2458 (lto_file): Change debug_info to be an lto_info_fd.
2459
24602006-06-25 Mark Mitchell <mark@codesourcery.com>
2461
2462 * lto.c (toplev.h): Include it.
2463 (dwarf2.h): Likewise.
2464 (tree.h): Likewise.
2465 (tm.h): Likewise.
2466 (cgraph.h): Likewise.
2467 (ggc.h): Likewise.
2468 (inttypes.h): Likewise.
2469 (DWARF2_attr): New type.
2470 (DWARF2_abbrev): Likewise.
2471 (DWARF2_class): Likewise.
2472 (DWARF2_form_data): Likewise.
2473 (lto_context): Likewise.
2474 (lto_fd_init): New function.
2475 (lto_abbrev_fd_init): Likewise.
2476 (lto_abbrev_fd_close): Likewise.
2477 (lto_file_init): Use them.
2478 (lto_file_close): New function.
2479 (lto_file_corrupt_error): Likewise.
2480 (LTO_CHECK_INT_VAL): New macro.
2481 (lto_check_size_t_val): New function.
2482 (lto_check_int_val): Likewise.
2483 (LTO_READ_TYPE): New macro.
2484 (lto_read_ubyte): New function.
2485 (lto_read_uhalf): Likewise.
2486 (lto_read_uword): Likewise.
2487 (lto_read_uleb128): Likewise.
2488 (lto_read_initial_length): Likewise.
2489 (lto_abbrev_read_attrs): Likewise.
2490 (lto_abbrev_read): Likewise.
2491 (lto_abbrev_lookup): Likewise.
2492 (lto_read_section_offset): Likewise.
2493 (lto_read_comp_unit_header): Likewise.
2494 (lto_read_form): Likewise.
2495 (LTO_BEGIN_READ_ATTRS_UNCHECKED): New macro.
2496 (LTO_BEGIN_READ_ATTRS): Likewise.
2497 (LTO_END_READ_ATTRS): Likewise.
2498 (lto_unsupported_attr_error): New function.
2499 (lto_get_identifier): Likewise.
2500 (lto_read_referenced_type_DIE): Likewise.
2501 (lto_read_compile_unit_DIE): Likewise.
2502 (lto_read_variable_formal_parameter_constant_DIE): Likewise.
2503 (lto_read_base_type_DIE): Likewise.
2504 (lto_read_DIE): Likewise.
2505 (lto_read_child_DIEs): Likewise.
2506 (lto_file_read): Read DIEs.
2507 (lto_main): Ask middle end to emit entities.
2508 * lto-tree.h (lang_identifier): Inherit from tree_identifier.
2509 * lto-elf.c (lto_elf_file_open): Adjust for interface changes.
2510 (lto_elf_file_close): Likewise.
2511 * lto.h (lto_file): Declare.
2512 (DWARF2_abbrev): Likewise.
2513 (lto_fd): New type.
2514 (lto_abbrev_fd): Likewise.
2515 (lto_file): Use new types.
2516 (lto_file_close): Declare.
2517 * lto-lang.c (lto_init): Always use unit-at-a-time mode.
2518
25192006-06-18 Mark Mitchell <mark@codesourcery.com>
2520
2521 * lto.h: New file.
2522 * lto.c: New file.
2523 * lto-elf.c: New file.
2524 * lto-lang.c (flags.h): Include it.
2525 (lto.h): Likewise.
2526 (lto_init): New function.
2527 (lto_write_globals): Remove.
2528 (LANG_HOOKS_WRITE_GLOBALS): Define to lhd_do_nothing.
2529 (LANG_HOOKS_INIT): Define.
2530 (LANG_HOOKS_PARSE_FILE): Likewise.
2531 * Make-lang.in (LTO_OBJS): Add lto.o and lto-elf.o.
2532 (LTO_EXE): Link with libelf.
2533 (lto/lto-lang.o): Update dependencies.
2534 (lto/lto.o): New target.
2535 (lto/lto-elf.o): Likewise.
2536
25372006-06-12 Mark Mitchell <mark@codesourcery.com>
2538
2539 * config-lang.in: New file.
2540 * Make-lang.in: Likewise.
2541 * lto-tree.h: Likewise.
2542 * lto-lang.c: Likewise.
2543
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