| blob | 34a2dfcd313d4d45278c74bea4cc5af060ef3c21 |
1 2010-06-06 Segher Boessenkool <segher@kernel.crashing.org>
3 PR bootstrap/44427
4 PR bootstrap/44428
5 * genautomata.c (SET_BIT, CLEAR_BIT, TEST_BIT): Make these macros
6 endianness-independent.
8 2010-06-05 Steven Bosscher <steven@gcc.gnu.org>
10 * c-common.c: Move to c-family/.
11 * c-common.def: Likewise.
12 * c-common.h: Likewise.
13 * c-cppbuiltin.c: Likewise.
14 * c-dump.c: Likewise.
15 * c-format.c: Likewise.
16 * c-format.h : Likewise.
17 * c-gimplify.c: Likewise.
18 * c-lex.c: Likewise.
19 * c-omp.c: Likewise.
20 * c.opt: Likewise.
21 * c-opts.c: Likewise.
22 * c-pch.c: Likewise.
23 * c-ppoutput.c: Likewise.
24 * c-pragma.c: Likewise.
25 * c-pragma.h: Likewise.
26 * c-pretty-print.c: Likewise.
27 * c-pretty-print.h: Likewise.
28 * c-semantics.c: Likewise.
29 * stub-objc.c: Likewise.
31 * gengtype.c (get_file_langdir): Special-case files in c-family/.
32 (get_output_file_with_visibility): Fix name for c-common.h.
33 * c-config-lang.in: Update paths in gtfiles for files in c-family/.
35 * c-tree.h: Update include path for moved files.
36 * c-lang.c: Likewise.
37 * c-lang.h: Likewise.
38 * c-parser.c: Likewise.
39 * c-convert.c: Likewise.
40 * c-decl.c: Likewise.
41 * c-objc-common.c: Likewise.
42 * configure.ac: Make sure c-family/ exists in the build directory.
43 * configure: Regenerate.
44 * Makefile.in: Update paths for moved files. Regroup files per
45 location and update dependencies. Move generated_files down after
46 ALL_GTFILES_H.
48 * config/spu/spu-c.c: Update paths for moved files.
49 * config/mep/mep-pragma.c: Likewise.
50 * config/darwin-c.c: Likewise.
51 * config/i386/msformat-c.c: Likewise.
52 * config/i386/i386-c.c: Likewise.
53 * config/avr/avr-c.c: Likewise.
54 * config/sol2-c.c: Likewise.
55 * config/ia64/ia64-c.c: Likewise.
56 * config/rs6000/rs6000-c.c: Likewise.
57 * config/arm/arm.c: Likewise.
58 * config/arm/arm-c.c: Likewise.
59 * config/h8300/h8300.c: Likewise.
60 * config/v850/v850-c.c: Likewise.
62 * config/t-darwin: Fix dependencies for moved files.
63 * config/t-sol2: Fix dependencies for moved files.
64 * config/mep/t-mep: Fix dependencies for moved files.
65 * config/ia64/t-ia64: Fix dependencies for moved files.
66 * config/rs6000/t-rs6000: Fix dependencies for moved files.
67 * config/v850/t-v850: Fix dependencies for moved files.
68 * config/v850/t-v850e: Fix dependencies for moved files.
70 * config/m32c/m32c-pragma.c
72 * po/exgettext: Look in c-family/ also.
74 2010-06-05 Eric Botcazou <ebotcazou@adacore.com>
76 * tree-ssa-dce.c (mark_last_stmt_necessary): New function.
77 (mark_control_dependent_edges_necessary): Call it instead of marking
78 the last statement manually.
79 (propagate_necessity): Likewise.
81 2010-06-05 Jan Hubicka <jh@suse.cz>
83 * tree-into-ssa.c (insert_phi_nodes): Use bitmap heads
84 for dominance frontiers.
85 (rewrite_into_ssa): Update for bitmap heads in dominance
86 frontiers.
87 (insert_updated_phi_nodes_for): Likewise.
88 (update_ssa): Likewise.
89 * cfganal.c (compute_dominance_frontiers_1): Likewise.
90 (compute_dominance_frontiers): Likewise.
91 (compute_idf): Likewise.
92 * df-problems.c (df_md_local_compute): Likewise.
94 2010-06-05 Anatoly Sokolov <aesok@post.ru>
96 * target.h (struct gcc_target): Add memory_move_cost field.
97 * target-def.h (TARGET_MEMORY_MOVE_COST): New.
98 (TARGET_INITIALIZER): Use TARGET_MEMORY_MOVE_COST.
99 * targhooks.c (default_memory_move_cost): New function.
100 * targhooks.h (default_memory_move_cost): Declare function.
101 * reload.h (memory_move_cost): Declare.
102 (memory_move_secondary_cost): Change type of 'in' argument to bool.
103 * reginfo.c (memory_move_cost): New function.
104 (memory_move_secondary_cost): Change type of 'in' argument to bool.
105 * ira.h (ira_memory_move_cost): Update comment.
106 * ira.c: (ira_memory_move_cost): Update comment.
107 (setup_class_subset_and_memory_move_costs): Replace MEMORY_MOVE_COST
108 with memory_move_cost.
109 * postreload.c (reload_cse_simplify_set): (Ditto.).
110 * reload1.c (choose_reload_regs): (Ditto.).
111 * doc/tm.texi (TARGET_MEMORY_MOVE_COST): New.
112 (MEMORY_MOVE_COST): Revise documentation.
114 * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro.
115 * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove.
116 * config/i386/i386.h (ix86_memory_move_cost): Make static. Change
117 type of 'in' argument to bool.
118 (TARGET_MEMORY_MOVE_COST): Define.
120 2010-06-05 Jan Hubicka <jh@suse.cz>
122 * ipa-pure-const.c (propagate): Fix typo in handling of functions
123 that cannot return. Be more careful when merging the results with
124 previously known ones.
126 2010-06-05 Matthias Klose <doko@ubuntu.com>
128 * gcc.c (cc1_options, cpp_unique_options): Use find-plugindir spec
129 function to add the -iplugindir option.
130 (find_plugindir_spec_function): Add new declaration and function.
131 (static_spec_func): Use it for "find-plugindir".
133 2010-06-05 Jakub Jelinek <jakub@redhat.com>
135 PR c++/44361
136 * c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR.
137 * c-parser.c (c_parser_postfix_expression): Call mark_exp_read on
138 statement expression.
140 2010-06-05 Jan Hubicka <jh@suse.cz>
142 * df-problems.c (seen_in_block, seen_in_insn): Convert to bitmap_head.
143 (df_rd_problem_data): Convert sparse_invalidated_by_call,
144 dense_invalidated_by_call to bitmap head.
145 (df_rd_alloc, df_rd_bb_local_compute_process_def,
146 df_rd_bb_local_compute, df_rd_confluence_n, df_rd_transfer_function,
147 df_rd_start_dump, df_lr_verify_transfer_functions,
148 df_live_verify_transfer_functions, df_chain_create_bb,
149 df_chain_add_problem, df_byte_lr_check_regs, df_byte_lr_alloc,
150 df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_note_compute,
151 df_simulate_one_insn_forwards, df_md_alloc,
152 df_md_bb_local_compute_process_def,
153 df_md_bb_local_compute_process_def, df_md_local_compute,
154 df_md_transfer_function df_md_free): Update.
156 2010-06-05 Joseph Myers <joseph@codesourcery.com>
158 PR c/44322
159 * c-typeck.c (build_unary_op): Merge qualifiers into pointer
160 target type for ADDR_EXPR; require no changes to qualifiers except
161 for function types.
162 * c-tree.h (c_build_type_variant): Remove.
164 2010-06-05 Segher Boessenkool <segher@kernel.crashing.org>
166 * genautomata.c (get_excl_set): Do work per element, not per char.
167 (check_presence_pattern_sets): Similar.
168 (check_absence_pattern_sets): Similar.
170 2010-06-05 Segher Boessenkool <segher@kernel.crashing.org>
172 * genautomata.c (curr_state_pass_num): Delete.
173 (min_issue_delay_pass_states): Delete.
174 (min_issue_delay): Delete.
175 (initiate_min_issue_delay_pass_states): Delete.
176 (output_min_issue_delay_table): Compute min_issue_delay_vect
177 using a breadth-first search variant.
178 (output_tables): Don't call initiate_min_issue_delay_pass_states.
180 2010-06-04 H.J. Lu <hongjiu.lu@intel.com>
182 PR boostrap/44421
183 * df-problems.c (df_lr_bb_local_compute): Updated for embedded
184 bitmaps.
185 (df_byte_lr_bb_local_compute): Likewise.
187 2010-06-03 Jason Merrill <jason@redhat.com>
189 Implement noexcept operator (5.3.7)
190 * c-common.c (c_common_reswords): Add noexcept.
191 * c-common.h (enum rid): Add RID_NOEXCEPT.
193 2010-06-04 Joseph Myers <joseph@codesourcery.com>
195 * config/darwin-driver.c (darwin_default_min_version): Use
196 GCC-specific formats in diagnostics.
197 * cppspec.c (lang_specific_driver): Use GCC-specific formats in
198 diagnostics.
199 * gcc.c (translate_options, read_specs, add_sysrooted_prefix,
200 execute, process_command, end_going_arg, do_self_spec, do_spec_1,
201 eval_spec_function, handle_braces, process_brace_body, main,
202 perror_with_name, used_arg, set_multilib_dir, print_multilib_info,
203 getenv_spec_function, compare_version_strings,
204 version_compare_spec_function): Use GCC-specific formats in
205 diagnostics.
207 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
209 * config/i386/i386.md (*addhi_1_lea) <TYPE_INCDEC, default>: Assert
210 that operand 0 and operand 1 are equal.
211 (*addqi_1_lea) <TYPE_INCDEC, default>: Ditto.
212 (*add<mode>_2) <TYPE_INCDEC>: Remove assert that operand 0
213 and operand 1 are equal.
214 <default>: Ditto. Remove ??? comment.
215 (*add<mode>_3) <TYPE_INCDEC>: Remove assert that operand 0
216 and operand 1 are equal.
217 <default>: Ditto. Remove ??? comment.
218 (*adddi_4) <default>: Remove assert that operand 0 and operand 1
219 are equal.
220 (*add<mode>_4) <default>: Ditto.
221 (*add<mode>_5) <TYPE_INCDEC, default>: Ditto.
223 2010-06-04 Nathan Froyd <froydnj@codesourcery.com>
225 * config/i386/i386-protos.h (ix86_print_operand): Declare.
226 * config/i386/i386.c (ix86_print_operand): Make non-static.
227 * config/i386/sol2.h (ASM_OUTPUT_CALL): Call ix86_print_operand.
228 * output.h (output_operand): Declare.
229 * final.c (output_operand): Make non-static.
231 2010-06-04 Alexandre Oliva <aoliva@redhat.com>
233 PR rtl-optimization/44013
234 * sched-deps.c (add_dependence_list_and_free): Don't free lists
235 when processing debug insns.
237 PR debug/41371
238 * var-tracking.c (find_loc_in_1pdv): Mark initial value before
239 recursing. Check that recursion is bounded. Rename inner var
240 to avoid hiding incoming argument.
242 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
244 * config/i386/i386.md (*addqi_2) <TYPE_INCDEC>: Do not assert that
245 operands[2] == 255.
246 (*addqi_3): Ditto.
247 (*addqi_4): Ditto.
248 (*addqi_5): Ditto.
249 (*addqi_ext_1_rex64): Ditto.
250 (*addqi_ext_1): Ditto.
252 (*addqi_4): Check for incdec_operand in QImode.
254 (*add<mode>_2): Macroize insn from *add<mode>_2 and *add{qi,hi}_2
255 using SWI mode iterator.
256 (*add<mode>_3): Ditto from *add<mode>_3 and *add{qi,hi}_3.
257 (*add<mode>_4): Macroize insn from *add{qi,hi,si}_4 using SWI124
258 mode iterator.
259 (*add<mode>_5): Macroize insn from *add<mode>_5 and *add{qi,hi}_5
260 using SWI mode iterator.
262 2010-06-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
264 PR c/25880
265 * c-objc-common.c (c_tree_printer): Handle %V, %v and %#v.
266 * c-format.c (gcc_diag_flag_specs): Add hash.
267 (gcc_cxxdiag_flag_specs): Use gcc_diag_flag_specs directly.
268 (gcc_tdiag_char_table,gcc_cdiag_char_table): Handle %V and %v.
269 * c-pretty-print.c (pp_c_cv_qualifier): Rename as
270 pp_c_cv_qualifiers. Handle qualifiers spelling here.
271 (pp_c_type_qualifier_list): Call the function above.
272 * c-pretty-print.h (pp_c_cv_qualifiers): Declare.
273 * c-typeck.c (handle_warn_cast_qual): Print qualifiers.
274 (WARN_FOR_QUALIFIERS): New macro.
275 (convert_for_assignment): Use it.
277 2010-06-04 Kai Tietz <kai.tietz@onevision.com>
279 * config/i386/cygming.h (ASM_GENERATE_INTERNAL_LABEL): Prefix by '*'.
281 2010-06-04 Jan Hubicka <jh@suse.cz>
283 * df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info,
284 df_byte_lr_bb_info): Embedd bitmap_head into the structure.
285 (DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN,
286 DF_BYTE_LR_OUT): Update for embedded bitmaps.
287 * fwprop.c (single_def_use_enter_block): Likewise.
288 * ddg.c (create_ddg_dep_from_intra_loop_link,
289 add_cross_iteration_register_deps, build_inter_loop_deps): Likewise.
290 * loop-iv.c (latch_dominating_def): Likewise.
291 * df-problems.c (df_rd_free_bb_info, df_rd_alloc,
292 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def,
293 df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function,
294 df_rd_transfer_function, df_rd_top_dump,
295 df_rd_bottom_dump): Update.
296 (df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute,
297 df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute,
298 df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init,
299 df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump,
300 df_lr_verify_solution_start, df_lr_verify_solution_end,
301 df_lr_verify_transfer_functions, df_lr_verify_transfer_functions,
302 df_live_free_bb_info, df_live_alloc, df_live_reset,
303 df_live_bb_local_compute, df_live_init, df_live_transfer_function,
304 df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump,
305 df_live_verify_solution_start, df_live_verify_solution_end,
306 df_live_verify_transfer_functions, df_chain_create_bb,
307 df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset,
308 df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
309 df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
310 df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init,
311 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
312 df_byte_lr_transfer_function, df_byte_lr_top_dump,
313 df_byte_lr_bottom_dump, df_create_unused_note,
314 df_note_bb_compute, df_md_free_bb_info, df_md_alloc,
315 df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset,
316 df_md_transfer_function, df_md_init, df_md_confluence_0,
317 df_md_confluence_n,
318 df_md_top_dump, df_md_bottom_dump): Update.
319 (struct df_lr_problem_data): Embedd bitmap headers.
321 2010-06-04 Jan Hubicka <jh@suse.cz>
323 * dce.c (dce_process_block): Do not re-scan already marked
324 instructions.
326 2010-06-04 Bernd Schmidt <bernds@codesourcery.com>
328 PR rtl-optimization/39871
329 PR rtl-optimization/40615
330 PR rtl-optimization/42500
331 PR rtl-optimization/42502
332 * ira.c (init_reg_equiv_memory_loc: New function.
333 (ira): Call it twice.
334 * reload.h (calculate_elim_costs_all_insns): Declare.
335 * ira-costs.c: Include "reload.h".
336 (regno_equiv_gains): New static variable.
337 (init_costs): Allocate it.
338 (finish_costs): Free it.
339 (ira_costs): Call calculate_elim_costs_all_insns.
340 (find_costs_and_classes): Take estimated elimination costs
341 into account.
342 (ira_adjust_equiv_reg_cost): New function.
343 * ira.h (ira_adjust_equiv_reg_cost): Declare it.
344 * reload1.c (init_eliminable_invariants, free_reg_equiv,
345 elimination_costs_in_insn, note_reg_elim_costly): New static functions.
346 (elim_bb): New static variable.
347 (reload): Move code out of here into init_eliminable_invariants and
348 free_reg_equiv. Call them.
349 (calculate_elim_costs_all_insns): New function.
350 (eliminate_regs_1): Declare. Add extra arg FOR_COSTS;
351 all callers changed. If FOR_COSTS is true, don't call alter_reg,
352 but call note_reg_elim_costly if we turned a valid memory address
353 into an invalid one.
354 * Makefile.in (ira-costs.o): Depend on reload.h.
356 2010-06-04 Julian Brown <julian@codesourcery.com>
358 * config/arm/thumb2.md (*thumb2_movdf_soft_insn): Fix alternatives
359 for pool ranges.
361 2010-06-04 Richard Guenther <rguenther@suse.de>
363 PR lto/41584
364 * cgraph.h (struct varpool_node): Add lto_file_data field.
365 * lto-cgraph.c (input_varpool_node): Initialize it.
367 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/predicates.md (pic_symbolic_operand): Remove predicate.
370 * config/i386/i386.md (*add<mode>_1): Do not use pic_symbolic_operand
371 predicate in "type" attribute calculation.
372 (*addsi_1_zext): Ditto.
373 (*add<mode>_2): Do not use pic_symbolic_operand in insn predicate.
374 (*addsi_2_zext): Ditto.
375 (*add<mode>_3): Ditto.
376 (*addsi_3_zext): Ditto.
377 (*add<mode>_5): Ditto.
379 2010-06-03 Jan Hubicka <jh@suse.cz>
381 * tree-into-ssa.c (mark_block_for_update): Avoid redundant call
382 of bitmap_bit_p.
383 * cfganal.c (compute_dominance_frontiers_1): Likewise.
385 2010-06-03 Jan Hubicka <jh@suse.cz>
387 * df-problems.c (df_create_unused_note, df_note_bb_compute):
388 micro-optimize the checks when to add new note.
390 2010-06-03 Nathan Froyd <froydnj@codesourcery.com>
392 * final.c (output_asm_insn): Call
393 targetm.asm_out.print_operand_punct_valid_p. Update comments.
394 (output_operand): Call targetm.asm_out.print_operand. Update comments.
395 (output_address): Call targetm.asm_out.print_operand_address.
396 Update comments.
397 * target.h (struct gcc_target): Add print_operand,
398 print_operand_address, and print_operand_punct_valid_p fields.
399 * targhooks.h (default_print_operand): Declare.
400 (default_print_operand_address): Declare.
401 (default_print_operand_punct_valid_p): Declare.
402 * targhooks.c (default_print_operand): Define.
403 (default_print_operand_address): Define.
404 (default_print_operand_punct_valid_p): Define.
405 * target-def.h (TARGET_PRINT_OPERAND): Define if not defined.
406 (TARGET_PRINT_OPERAND_ADDRESS): Likewise.
407 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Likewise.
408 (TARGET_ASM_OUT): Add TARGET_PRINT_OPERAND,
409 TARGET_PRINT_OPERAND_ADDRESS, and TARGET_PRINT_OPERAND_PUNCT_VALID_P.
410 * vmsdbgout.c (addr_const_to_string): Update comment.
411 * config/i386/i386.c (print_operand): Rename to...
412 (ix86_print_operand): ...this. Make static.
413 (print_operand_address): Rename to...
414 (ix86_print_operand_address): ...this. Make static. Call
415 ix86_print_operand instead of PRINT_OPERAND.
416 (ix86_print_operand_punct_valid_p): New function.
417 (TARGET_PRINT_OPERAND): Define.
418 (TARGET_PRINT_OPERAND_ADDRESS): Define.
419 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
420 * config/i386/i386.h (HI_REGISTER_NAMES): Update comment.
421 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
422 (PRINT_OPERAND): Delete.
423 (PRINT_OPERAND_ADDRESS): Delete.
424 * config/i386/i386-protos.h (print_operand): Delete prototype.
425 (print_operand_address): Delete prototype.
427 2010-06-03 Richard Guenther <rguenther@suse.de>
429 PR tree-optimization/44403
430 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
431 Preserve pointer qualifiers.
432 (vect_create_data_ref_ptr): Likewise.
434 2010-06-03 H.J. Lu <hongjiu.lu@intel.com>
436 PR c++/44294
437 * defaults.h (MAX_FIXED_MODE_SIZE): New.
439 * stor-layout.c (MAX_FIXED_MODE_SIZE): Removed.
441 2010-06-03 Jakub Jelinek <jakub@redhat.com>
443 PR debug/44375
444 * tree-cfg.c (gimple_can_merge_blocks_p): For -O0
445 return false if merging the bbs would lead to goto_locus
446 location being lost from the IL.
448 2010-06-03 Jan Hubicka <jh@suse.cz>
449 Jakub Jelinek <jakub@redhat.com>
451 * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if
452 set->regs[i] is NULL or has just one entry.
454 2010-06-03 Jan Hubicka <jh@suse.cz>
456 * lto-cgraph.c (lto_varpool_encoder_size): Remove.
457 * lto-streamer.h (lto_varpool_encoder_size): New inline function.
459 2010-06-03 Paul Brook <paul@codesourcery.com>
461 * config/arm/arm.c (FL_TUNE): Define.
462 (arm_default_cpu, arm_cpu_select): Remove.
463 (all_cores): Populate core field.
464 (arm_selected_arch, arm_selected_cpu, arm_selected_tune): New.
465 (arm_find_cpu): New function.
466 (arm_handle_option): Lookup cpu/architecture names.
467 (arm_override_options): Cleanup mcpu/march/mtune handling.
468 (arm_file_start): Ditto.
470 2010-06-03 Alan Modra <amodra@gmail.com>
472 PR target/44169
473 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand.
474 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label
475 rtx to gen_load_toc_v4_PIC_1b. Tidy.
476 (rs6000_emit_load_toc_table): Likewise.
478 2010-06-02 Jan Hubicka <jh@suse.cz>
480 * passes.c (init_optimization_passes): Put ipa reference
481 after ipa pure-const.
483 2010-06-02 Jan Hubicka <jh@suse.cz>
485 * ipa-reference.c (ipa_reference_local_vars_info_d): Remove
486 calls_read_all and calls_write_all.
487 (get_reference_optimization_summary): Fix formatting.
488 (is_proper_for_analysis): Check that decl is not readonly.
489 (propagate_bits): Check CONST/PURE/noreturn flags.
490 (ipa_init): Move all_module_statics to optimization_summary_obstack.
491 (analyze_function): Ignore indirect edges.
492 (copy_global_bitmap): For all module statics, do nothing.
493 (generate_summary): Do not print calls_read_all/calls_write_all.
494 (read_write_all_from_decl): Take node as argument; check
495 cgraph_node_cannot_return.
496 (propagate): Reorganize read_all/write_all computation;
497 check indirect edges; check ecf flags; use all_module_statics
498 in the results; do not free all_module_statics.
499 (stream_out_bitmap): Handle all_module_statics.
500 (ipa_reference_write_optimization_summary): Likewise; use
501 varpool/cgraph encoders to get boundaries.
502 (ipa_reference_read_optimization_summary): Read in all_module_statics;
503 use it when possible.
505 2010-06-02 Michael Meissner <meissner@linux.vnet.ibm.com>
507 PR target/44218
508 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete
509 -mswdiv option. Add -mrecip, -mrecip=<xxx>, -mrecip-precision options.
511 * doc/extend.texi (powerpc builtins): Document vec_recip,
512 vec_rsqrt, vec_rsqrte altivec/vsx builtins.
514 * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New function.
515 (rs6000_emit_swrsqrt): Ditto.
516 (rs6000_emit_swdivsf): Delete.
517 (rs6000_emit_swdivdf): Ditto.
518 (rs6000_emit_swrsqrtsf): Ditto.
520 * config/rs6000/rs6000.c (rs6000_recip_bits): New global to
521 describe the reciprocal estimate support for each type.
522 (recip_options): Map -mrecip=<opt> into option bits.
523 (gen_2arg_fn_t): New typedef for binary rtx gen function.
524 (rs6000_debug_reg_global): If -mdebug=reg, print the state of the
525 reciprocal estimate instructions.
526 (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the
527 debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double.
528 Set up rs6000_recip_bits based on the -mrecip* options. Print the
529 cost information if -mdebug=cost or -mdebug=reg.
530 (rs6000_override_options): Set -mrecip-precision for power6, and
531 power7 machines. If -mvsx or -mdfp, enable various options that
532 came in previous instruction set ISAs, unless the option was
533 explicitly disabled by the command line option. Parse
534 -mrecip=<opt> options.
535 (rs6000_builtin_vectorized_function): Add support for vectorizing
536 the reciprocal estimate builtins and expansions.
537 (rs6000_handle_option): Add -mrecip, -mrecip=<opt> support.
538 (bdesc_2arg): Add reciprocal estimate builtins.
539 (bdesc_1arg): Add reciprocal square root estimate builtins.
540 (rs6000_expand_builtin): Rewrite to use a switch statement,
541 instead of multiple if/then/elses. Add reciprocal estimate builtins.
542 (rs6000_init_builtins): Create declarations for reciprocal
543 estimate builtins.
544 (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar
545 sized, prefer traditional floating point registers, if integer
546 vector types, prefer altivec registers. Don't actually look at
547 the memory address any more.
548 (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate
549 builtins.
550 (rs6000_load_constant_and_splat): New helper function to load up
551 the constant for reciprocal estimate instructions.
552 (rs6000_emit_madd): New helper function for generating
553 multiply/add type instructions, based on the current switches.
554 (rs6000_emit_msub): Ditto.
555 (rs6000_emit_mnsub): Ditto.
556 (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to
557 replace a divide with a reciprocal estimate and fixup, adding
558 support for machines with high precision and vectors.
559 (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for
560 low precision machines.
561 (rs6000_emit_swdiv): New common function to be called to replace a
562 division with reciprocal estimate and fixup.
563 (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf. Add support
564 for double and vector types. Add support for high precision machines.
566 * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether
567 the reciprocal estimate instructions can be generated.
568 (TARGET_FRE): Ditto.
569 (TARGET_FRSQRTES): Ditto.
570 (TARGET_FRSQRTE): Ditto.
571 (RS6000_RECIP_*): New macros for reciprocal estimate support.
573 * config/rs6000/vector.md (rsqrte<mode>2): New insn for reciprocal
574 square root estimate on vectors.
575 (re<mode>2): New insn for reciprocal division estimate on vectors.
577 * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP):
578 New builtin.
579 (ALTIVEC_BUILTIN_VRECIPFP): Ditto.
580 (ALTIVEC_BUITLIN_VEC_RE): Ditto.
581 (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto.
582 (VSX_BUILTIN_RSQRT_V4SF): Ditto.
583 (VSX_BUITLIN_RSQRT_V2DF): Ditto.
584 (RS6000_BUILTIN_RSQRT): Ditto.
585 (ALTIVEC_BUILTIN_VEC_RSQRTE): Denote that the builtin is a
586 floating point builtin.
588 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
589 macros __RECIP__, __RECIPF__, __RSQRTE__, __RSQRTEF__,
590 __RECIP_PRECISION__ based on the command line switches.
591 (altivec_overloaded_builtins): Add reciprocal estimate builtins.
593 * config/rs6000/rs6000.opt (-mrecip): Document add support for
594 replacing division instructions with reciprocal estimate and fixup.
595 (-mrecip=<opt>): New option.
596 (-mrecip-precision): Ditto.
598 * config/rs6000/vsx.md (UNSPEC_VSX_RSQRTE): Delete.
599 (vsx_rsqrte<mode>2): Use UNSPEC_RSQRT not UNSPEC_VSX_RSQRTE.
600 (vsx_copysignsf3): If -mvsx, use double precision cpsign on single
601 precision scalar.
603 * config/rs6000/altivec.md (UNSPEC_RSQRTEFP): Delete.
604 (UNSPEC_VREFP): Ditto.
605 (altivec_vnmsubfp*): Make altivec nmsub mirror the scalar and VSX
606 conterparts with regard to support of -mno-fused-madd and -ffast-math.
607 (altivec_vrsqrtefp): Use common UNSPEC to allow scalar/vector
608 reciprocal estimate instructions to be generated.
609 (altivec_vrefp): Ditto.
611 * config/rs6000/rs6000.md (RECIPF): New iterator for reciprocal
612 estimate support.
613 (rreg): New mode attribute for reciprocal estimate support.
614 (recip<mode>3): New insn for division using reciprocal estimate
615 and fixup builtins.
616 (divide define_split): New define_split to convert floating point
617 division to use reciprocal estimate if the user used the
618 appropriate options and the split is run when we can add new
619 pseudo registers for the fixup.
620 (rsqrt<mode>2): New insn for reciprocal square root support.
621 (recipsf3): Move into recip<mode>3.
622 (recipdf3): Ditto.
623 (fres): Use TARGET_FRES.
624 (rsqrtsf2): Move into rsqrt<mode>2.
625 (rsqrtsf_internal1): Use TARGET_FRSQRTSES.
626 (copysignsf3): Add support for VSX.
627 (fred): Use TARGET_FRE.
628 (fred_fpr): Ditto.
629 (rsqrtdf_internal1): New function for frsqrte instruciton.
631 * config/rs6000/altivec.h (vec_recipdiv): Define new vector builtin.
632 (vec_rsqrt): Ditto.
634 2010-06-03 Richard Guenther <rguenther@suse.de>
636 PR middle-end/44291
637 * optabs.c (init_one_libfunc): Use IDENTIFIER_HASH_VALUE.
638 (set_user_assembler_libfunc): Likewise.
640 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
642 * mkconfig.sh: Include insn-flags.h and insn-constants.h before
643 defaults.h.
644 * except.h: Move MUST_USE_SJLJ_EXCEPTIONS and USING_SJLJ_EXCEPTIONS
645 to defaults.h
646 * expr.h (BRANCH_COST, MOVE_RATIO, CLEAR_RATIO, SET_RATIO,
647 DEFAULT_FUNCTION_ARG_PADDING, FUNCTION_ARG_PADDING,
648 FUNCTION_ARG_BOUNDARY, STACK_SAVEAREA_MODE, STACK_SIZE_MODE,
649 STACK_CHECK_BUILTIN, STACK_CHECK_STATIC_BUILTIN,
650 STACK_CHECK_PROBE_INTERVAL_EXP, STACK_CHECK_MOVING_SP,
651 STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT,
652 STACK_CHECK_MAX_FRAME_SIZE, STACK_CHECK_FIXED_FRAME_SIZE,
653 STACK_CHECK_MAX_VAR_SIZE): Move target macro defaults to defaults.h.
654 * defaults.h: Updated for above mentioned changes.
656 2010-06-02 Kai Tietz <kai.tietz@onevision.com>
658 * c-common.c: Remove header include of tm_p.h.
659 * Makefile.in (c-common.o): Remove TM_P_H dependency.
661 2010-06-02 Jakub Jelinek <jakub@redhat.com>
663 * tree.h (struct tree_decl_map): New type.
664 (tree_decl_map_eq, tree_decl_map_marked_p): Define.
665 (tree_decl_map_hash): New prototype.
666 (debug_expr_for_decl, value_expr_for_decl): Change into
667 tree_decl_map hashtab from tree_map.
668 (init_ttree): Adjust initialization.
669 (tree_decl_map_hash): New function.
670 (decl_debug_expr_lookup, decl_debug_expr_insert,
671 decl_value_expr_lookup, decl_value_expr_insert): Adjust.
673 2010-06-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
675 * configure.ac (gcc_cv_ld_sol2_emulation): Test for GNU ld *_sol2
676 linker emulations.
677 * configure: Regenerate.
678 * config.in: Regenerate.
680 * config/i386/sol2-10.h [TARGET_GNU_LD] (I386_EMULATION): Define.
681 (X86_64_EMULATION): Define.
682 (TARGET_LD_EMULATION): Use them.
684 * config/sparc/sol2-gld-bi.h (SPARC32_EMULATION): Define.
685 (SPARC64_EMULATION): Define.
686 (LINK_ARCH_SPEC): Use them.
688 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
690 * graphite-clast-to-gimple.c (gcc_type_for_interval): Use
691 smallest_mode_for_size for computing the precision types of new
692 graphite IVs. Do not call lang_hooks.types.type_for_size.
694 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
696 * tree-if-conv.c (predicate_bbs): Do not reset the GIMPLE_DEBUG
697 information.
698 (remove_conditions_and_labels): Reset the GIMPLE_DEBUG information.
700 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
702 PR middle-end/44363
703 * tree-if-conv.c (predicate_bbs): Do not call gcc_unreachable,
704 return false instead.
706 2010-06-02 Jan Hubicka <jh@suse.cz>
708 PR middle-end/44295
709 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Do not
710 create new cgraph node to check callee.
712 2010-06-02 Richard Guenther <rguenther@suse.de>
714 * lto-streamer-in.c (input_gimple_stmt): Fix typo.
716 2010-06-02 Richard Guenther <rguenther@suse.de>
718 * lto-wrapper.c (lto_wrapper_exit): Rename to ...
719 (lto_wrapper_cleanup): ... this. Do not exit.
720 (fatal): Adjust. Exit here.
721 (fatal_perror): Likewise.
722 (fatal_signal): New function.
723 (main): Set up signal handlers to cleanup temporary files.
724 * Makefile.in (lto-wrapper.o): Adjust dependencies.
726 2010-06-02 Richard Guenther <rguenther@suse.de>
728 PR tree-optimization/44377
729 * tree-ssa-structalias.c (find_func_aliases): Fix typo.
731 2010-06-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
733 * config/s390/2097.md (z10_fhex): Remove insn reservation.
734 * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant.
735 (*mov<mode>_64 TD_TF, *mov<mode>_31 TD_TF, *mov<mode>_64dfp DD_DF,
736 *mov<mode>_64 DD_DF, *mov<mode>_31, mov<mode>): Remove load zero
737 instruction.
738 * config/s390/s390.c: Don't accept fp zeros as valid constants anymore.
740 2010-06-02 Jan Hubicka <jh@suse.cz>
742 * bitmap.c (bitmap_descriptor): Add search_iter.
743 (bitmap_find_bit): Increment it.
744 (print_statistics): Print it.
746 2010-06-02 Nathan Froyd <froydnj@codesourcery.com>
748 * tree-vect-slp.c (vect_create_mask_and_perm): Use gimple_build_call
749 instead of gimple_build_call_vec. Delete unnecessary local variable.
751 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
753 * gimplify.c (gimplify_body): Revert "Do not initialize RTL profiling"
754 change from yesterday.
756 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
758 * c-ada-spec.c: Clean up redundant includes.
760 2010-06-01 Steven Bosscher <steven@gcc.gnu.org>
762 * gimplify.c: Do not include except.h and optabs.h.
763 (gimplify_body): Do not initialize RTL profiling.
764 * gimple-low.c: Do not include rtl.h, diagnostic.h, langhooks.h,
765 langhooks-def.h, timevar.h, except.h, hashtab.h, and expr.h.
766 * gimple-fold.c: Do not include rtl.h, tm_p.h, ggc.h, basic-block.h,
767 output.h, expr.h, diagnostic.h, timevar.h, value-prof.h, and
768 langhooks.h.
770 * tree-pretty-print.h: Include pretty-print.h.
771 * gimple-pretty-print.h: Include pretty-print.h.
773 * tree-pretty-print.c: Do not include diagnostic.h.
774 * tree-vrp.c: Likewise.
775 * tree-tailcall.c: Likewise
776 * tree-scalar-evolution.c: Likewise
777 * tree-ssa-dse.c: Likewise
778 * tree-chrec.c: Likewise
779 * tree-ssa-sccvn.c: Likewise
780 * tree-ssa-copyrename.c: Likewise
781 * tree-nomudflap.c: Likewise
782 * tree-call-cdce.c: Likewise
783 * tree-stdarg.c: Likewise
784 * tree-ssa-math-opts.c: Likewise
785 * tree-nrv.c: Likewise
786 * tree-ssa-sink.c: Likewise
787 * tree-browser.c: Likewise
788 * tree-ssa-loop-ivcanon.c: Likewise
789 * tree-ssa-loop.c: Likewise
790 * tree-parloops.c: Likewise
791 * tree-ssa-address.c: Likewise
792 * tree-ssa-ifcombine.c: Likewise
793 * tree-if-conv.c: Likewise
794 * tree-data-ref.c: Likewise
795 * tree-affine.c: Likewise
796 * tree-ssa-phiopt.c: Likewise
797 * tree-ssa-coalesce.c: Likewise
798 * tree-ssa-pre.c: Likewise
799 * tree-ssa-live.c: Likewise
800 * tree-predcom.c: Likewise
801 * tree-ssa-forwprop.c: Likewise
802 * tree-ssa-dce.c: Likewise
803 * tree-ssa-ter.c: Likewise
804 * tree-ssa-loop-prefetch.c: Likewise
805 * tree-optimize.c: Likewise
806 * tree-ssa-phiprop.c: Likewise
807 * tree-object-size.c: Likewise
808 * tree-outof-ssa.c: Likewise
809 * tree-ssa-structalias.c: Likewise
810 * tree-switch-conversion.c: Likewise
811 * tree-ssa-reassoc.c: Likewise
812 * tree-ssa-operands.c: Likewise
813 * tree-vectorizer.c: Likewise
814 * tree-vect-data-refs.c: Likewise
815 * tree-vect-generic.c: Likewise
816 * tree-vect-stmts.c: Likewise
817 * tree-vect-patterns.c: Likewise
818 * tree-vect-slp.c: Likewise
819 * tree-vect-loop.c: Likewise
820 * tree-ssa-loop-ivopts.c: Likewise
821 * tree-ssa-loop-im.c: Likewise
822 * tree-ssa-loop-niter.c: Likewise
823 * tree-ssa-loop-unswitch.c: Likewise
824 * tree-ssa-loop-manip.c: Likewise
825 * tree-ssa-loop-ch.c: Likewise
826 * tree-dump.c: Likewise
827 * tree-complex.c: Likewise
829 * tree-into-ssa.c: Do not include diagnostic.h and expr.h.
830 * tree-ssa-uninit.c: Likewise
831 * tree-ssa-threadupdate.c: Likewise
832 * tree-ssa-uncprop.c: Likewise
833 * tree-ssa-ccp.c: Likewise
834 * tree-ssa-dom.c: Likewise
835 * tree-ssa-propagate.c: Likewise
836 * tree-ssa-alias.c: Likewise
837 * tree-dfa.c: Likewise
838 * tree-cfgcleanup.c: Likewise
839 * tree-sra.c: Likewise
840 * tree-ssa-copy.c: Likewise
841 * tree-ssa.c: Likewise
842 * tree-profile.c: Likewise
843 * tree-cfg.c: Likewise
844 * tree-ssa-threadedge.c: Likewise
845 * tree-vect-loop-manip.c: Likewise
847 * tree-inline.c: Do not include diagnostic.h and expr.h.
848 Include rtl.h.
849 (copy_decl_for_dup_finish): Do not use NULL_RTX.
851 * tree-loop-linear.c: Do not include diagnostic.h, expr.h and optabs.h.
852 * tree-loop-distribution.c: Likewise.
854 2010-06-01 Jan Hubicka <jh@suse.cz>
856 * ipa-pure-const.c (local_pure_const): Do NORETURN discovery.
858 2010-06-01 Jan Hubicka <jh@suse.cz>
860 * tree-cfgcleanup.c (fixup_noreturn_call): Break out from ...;
861 remove return value.
862 (split_bbs_on_noreturn_calls) .... here.
863 * tree-optimize.c (execute_fixup_cfg): Fixup noreturn calls too.
864 * tree-flow.h (fixup_noreturn_call): New.
866 2010-06-01 Jan Hubicka <jh@suse.cz>
868 * emit-rtl.c (remove_insn): Fix thinko in prevoius patch.
870 2010-06-01 Nathan Froyd <froydnj@codesourcery.com>
872 * tree.h (build_nt_call_list): Delete.
873 * tree.c (build_nt_call_list): Delete.
875 2010-06-01 Jan Hubicka <jh@suse.cz>
877 * fwprop.c: Make emit-rtl.h include last.
878 * rtlanal.c: Include emit-rtl.h.
879 * genautomata.c: Output emit-rtl include into insn-automata.c
880 * df-scan.c: Include emit-rtl.h.
881 * haifa-sched.c: Indlude emit-rtl.h.
882 * mode-switching.c: Indlude emit-rtl.h.
883 * graph.c: Indlude emit-rtl.h.
884 * sel-sched.c: Include emit-rtl.h.
885 * sel-sched-ir.c: Include emit-rtl.h.
886 * ira-build.c: Include emit-rtl.h.
887 * emit-rtl.c: (first_insn, last_insn): Remove defines.
888 (get_insns, set_first_insn, get_last_insn, set_last_insn, get_max_uid):
889 Move to emit-rtl.h.
890 (set_new_first_and_last_insn, get_last_insn_anywhere,
891 get_first_nonnote_insn, get_last_nonnote_insn, try_split,
892 make_call_insn_raw, add_insn_after, add_insn_before, remove_insn,
893 delete_insns_since, reorder_insns_nobb, emit_insn_after_1,
894 emit_debug_insn_before, emit_insn, start_sequence, push_to_sequence,
895 push_to_sequence2, push_topmost_sequence, end_sequence, copy_insn):
896 Use accessor functions.
897 * emit-rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
898 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
899 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
900 mem_expr_equal_p): Move here from rtl.h.
901 (get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid):
902 Move here from emit-rtl.c; make inline.
903 * cfglayout.h: Include emit-rtl.h.
904 * rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
905 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
906 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
907 mem_expr_equal_p, get_insns, set_first-insn,
908 get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h.
909 * reg-stack.c: Include emit-rtl.h.
910 * dce.c: Likewise.
912 2010-06-01 Jan Hubicka <jh@suse.cz>
914 * cgraph.h (tree_function_versioning): Update prototype.
915 (cgraph_function_versioning): Update prototype.
916 * cgraphunit.c (cgraph_copy_node_for_versioning): Accept bbs_to_copy
917 bitmap.
918 (cgraph_function_versioning): Accept new_entry_block and bbs_to_copy.
919 (cgraph_materialize_clone, save_inline_function_body): Update use of
920 tree_function_versioning.
921 * tree-inline.c (copy_bb): Look for previous copied block to link
922 after; fix debug output.
923 (copy_cfg_body): Accept new_entry_block and bbs_to_copy.
924 (copy_body): Likewise.
925 (expand_call_inline): Update use of copy_body.
926 (tree_function_versioning): Update use of copy body; accept
927 blocks_to_copy and new_entry.
929 2010-06-01 Jan Hubicka <jh@suse.cz>
931 * gegenrtl.c: Remove unnecesary prototypes.
932 (gendecl): Remove.
933 (gendef): Produce static inline.
934 (gencode): Remove.
935 (main): Do not decode parameters; generate header only.
936 * Makefile.in (genrtl.c): Remove.
938 2010-06-01 Jan Hubicka <jh@suse.cz>
940 * tree-switch-conversion.c (build_one_array): Make it readonly.
942 2010-06-01 Richard Guenther <rguenther@suse.de>
944 * optabs.c (init_optabs): Guard all accesses to reinit.
945 * ipa-pure-const.c (propagate): Fix another typo.
946 * opts.c (common_handle_option): Split assignment to bool.
947 * c-opts.c (c_common_handle_option): Likewise.
949 2010-06-01 Arnaud Charlet <charlet@adacore.com>
950 Matthew Gingell <gingell@adacore.com>
952 * doc/invoke.texi: Mention -fdump-ada-spec.
953 * tree-dump.c (dump_files): Add ada-spec.
954 (FIRST_AUTO_NUMBERED_DUMP): Bump to 8.
955 * tree-pass.h (tree_dump_index): Add TDI_ada.
956 * gcc.c: Add support for -C without -E and for -fdump-ada-spec.
957 (cpp_unique_options): Do not reject -C or -CC when -E isn't present.
958 (default_compilers) <@c-header>: Allow -fdump-ada-spec on header files.
959 * c-decl.c: Include c-ada-spec.h.
960 (collect_source_ref_cb, collect_all_refs, for_each_global_decl): New
961 functions.
962 (c_write_global_declarations): Add handling of -fdump-ada-spec.
963 * c-lex.c (c_lex_with_flags): Add handling of CPP_COMMENT.
964 * Makefile.in (C_AND_OBJC_OBJS): Add c-ada-spec.o.
965 * c-ada-spec.h, c-ada-spec.c: New files.
967 2010-06-01 Richard Guenther <rguenther@suse.de>
969 PR lto/43853
970 * ipa-pure-const.c (get_function_state): Hand back varying state
971 if we do not have one.
972 (has_function_state): New function.
973 (duplicate_node_data): Adjust.
974 (remove_node_data): Likewise.
975 (pure_const_write_summary): Likewise.
976 (propagate): Likewise. Fix typo.
978 2010-06-01 Jan Hubicka <jh@suse.cz>
980 * tree-cfg.c (verify_stmt): Do not skip could_throw test.
981 * passes.c (execute_function_todo): Do not make implicit verify_ssa.
982 (execute_all_ipa_transforms): Do not play with the states.
984 2010-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
986 * config/arm/t-linux-androideabi: New.
987 * config.gcc (arm*-*-linux-androideabi): Include multilib config.
989 2010-06-01 Jan Hubicka <jh@suse.cz>
991 * tree-inline.c (estimate_num_insns): For stdarg functions look
992 into call statement to count cost of argument passing.
994 2010-06-01 Kai Tietz <kai.tietz@onevision.com>
996 * config/i386.c (ix86_output_addr_vec_elt): Make LPREFIX
997 argument for fprintf.
998 (ix86_output_addr_diff_elt): Likewise.
999 (x86_function_profiler): Likewise.
1000 * config/cygming.h (LOCAL_LABEL_PREFIX): Fix for x64 no-underscore.
1001 (LPREFIX): Likewise.
1002 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1004 2010-05-31 Jakub Jelinek <jakub@redhat.com>
1006 PR target/44338
1007 * config/i386/sse.md (fma4i_fmadd<mode>4256, fma4i_fmsub<mode>4256,
1008 fma4i_fnmadd<mode>4256, fma4i_fnmsub<mode>4256, fma4i_fmadd<mode>4,
1009 fma4i_fmsub<mode>4, fma4i_fnmadd<mode>4, fma4i_fnmsub<mode>4,
1010 fma4i_vmfmadd<mode>4, fma4i_vmfmsub<mode>4, fma4i_vmfnmadd<mode>4,
1011 fma4i_vmfnmsub<mode>4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4,
1012 fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4,
1013 fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4):
1014 Guard only with TARGET_FMA4 instead of TARGET_FMA4 &&
1015 TARGET_FUSED_MADD.
1017 2010-05-31 Jan Hubicka <jh@suse.cz>
1019 * tree.h (tree_range_check_failed): Declare noreturn.
1021 2010-05-31 Jan Hubicka <jh@suse.cz>
1023 * gimple.c (gimple_call_builtin_p): New function.
1024 * gimple.h (gimple_call_builtin_p): Declare.
1025 * tree-cfg.c (make_edges): Produce edge from BUILT_IN_RETURN
1026 to exit.
1027 (execute_warn_function_return): BUILT_IN_RETURN is return.
1028 (split_critical_edges): Return edges are not critical.
1029 (is_ctrl_altering_stmt): Builtin_in_return is altering.
1030 (gimple_verify_flow_info): Handle built_in_return.
1031 (execute_warn_function_return): Handle built_in_return.
1032 * ipa-pure-const.c (check_call): Ignore builtin_return.
1034 2010-05-31 Jakub Jelinek <jakub@redhat.com>
1036 PR middle-end/44337
1037 * expr.c (expand_assignment): Don't store anything for out-of-bounds
1038 array accesses with non-MEM.
1040 PR tree-optimization/44182
1041 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that
1042 newly needs to end a bb is followed by debug stmts, instead return
1043 true from the function at the end.
1044 (maybe_move_debug_stmts_to_successors): New function.
1045 (copy_cfg_body): Call it if copy_edges_for_bb returned true.
1047 2010-05-31 Kai Tietz <kai.tietz@onevision.com>
1049 PR target/44161
1050 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle flag_pic.
1052 2010-05-31 Eric Botcazou <ebotcazou@adacore.com>
1054 * cgraphunit.c (cgraph_decide_is_function_needed): Really return false
1055 for nested functions in non-optimized compilation.
1057 2010-05-31 Richard Guenther <rguenther@suse.de>
1059 * tree-ssa-structalias.c (find_func_aliases): Handle BUILT_IN_RETURN.
1061 2010-05-30 Jan Hubicka <jh@suse.cz>
1063 * predict.c (maybe_hot_edge_p): Calls to functions called once is cold.
1065 2010-05-30 Richard Guenther <rguenther@suse.de>
1067 PR lto/42975
1068 * tree-eh.c (execute_cleanup_eh_1): Copy from execute_cleanup_eh.
1069 (execute_cleanup_eh): Clear DECL_FUNCTION_PERSONALITY if it is
1070 no longer needed.
1072 2010-05-30 Iain Sandoe <iains@gcc.gnu.org>
1074 * config/darwin.c (output_objc_section_asm_op): Add comment.
1075 (name_needs_quotes): Add '_' to list of valid comment chars.
1076 (machopic_output_function_base_name): Remove unneeded quotes.
1077 (darwin_encode_section_info): Adjust asm whitespace.
1078 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Adjust asm tabs.
1079 (ASM_OUTPUT_LOCAL): Ditto.
1080 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Ditto.
1081 * config/darwin.h (GLOBAL_ASM_OP): Ditto.
1082 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Ditto.
1084 2010-05-30 Eric Botcazou <ebotcazou@adacore.com>
1086 * config/rs6000/rs6000.c (rs6000_output_function_entry): Use
1087 RS6000_OUTPUT_BASENAME unconditionally.
1088 (rs6000_output_function_epilogue): Likewise.
1090 2010-05-30 Jan Hubicka <jh@suse.cz>
1092 * toplev.c (wrapup_global_declaration_2): Avoid creation of new varpool
1093 nodes.
1095 2010-05-30 Richard Guenther <rguenther@suse.de>
1097 * tree-cfg.c (verify_gimple_assign_single): Implement
1098 verification for COND_EXPR rhs.
1100 2010-05-30 Jan Hubicka <jh@suse.cz>
1102 * cgraph.h (cgraph_dump_file): Declare.
1103 * cgraphunit.c (cgraph_dump_file): Export.
1104 * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less verbose.
1106 2010-05-30 Jan Hubicka <jh@suse.cz>
1108 * dwarf2out.c (reference_to_unused,
1109 premark_types_used_by_global_vars_helper): Avoid creation of new
1110 varpool nodes.
1112 2010-05-30 Jan Hubicka <jh@suse.cz>
1114 * cgraph.h (cgraph_node_cannot_return,
1115 cgraph_edge_cannot_lead_to_return): New functions.
1116 * cgraph.c (cgraph_node_cannot_return,
1117 cgraph_edge_cannot_lead_to_return): Use them.
1118 * ipa-pure-const.c (pure_const_names): New static var.
1119 (check_call): Handle calls not leading to return.
1120 (pure_const_read_summary): Dump info read.
1121 (propagate): Dump info about propagation process; ignore side effects
1122 of functions not leading to exit; fix handling of pure functions.
1124 2010-05-30 Jan Hubicka <jh@suse.cz>
1126 * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP
1127 for tail call epilogues.
1129 2010-05-30 Jan Hubicka <jh@suse.cz>
1131 * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2,
1132 ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initialize
1133 dump files.
1135 2010-05-29 Jan Hubicka <jh@suse.cz>
1137 * ipa.c (cgraph_remove_unreachable_node): Walk references of correct
1138 node; remove references in node we no longer keep in cgrpah but need
1139 body of.
1141 2010-05-29 Jan Hubicka <jh@suse.cz>
1143 * cgraph.c (cgraph_mark_reachable): Relax check for analyzed nodes.
1145 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1147 PR target/44165
1148 * config/pa/pa32-linux.h (CTOR_LIST_BEGIN): Mark __CTOR_LIST__ as used.
1150 2010-05-29 Jan Hubicka <jh@suse.cz>
1152 * tree-vrp.c (debug_value_range, debug_all_value_ranges,
1153 debug_asserts_for, debug_all_asserts): Annotate with DEBUG_FUNCTION.
1154 * tree-into-ssa.c (debug_decl_set, debug_defs_stack, debug_currdefs,
1155 debug_tree_ssa, debug_tree_ssa_stats, debug_def_blocks,
1156 debug_names_replaced_by, debug_update_ssa): Likewise.
1157 * sbitmap.c (debug_sbitmap): Likewise.
1158 * genrecog.c (debug_decision, debug_decision_list): Likewise.
1159 * tree-pretty-print.c (debug_generic_expr, debug_generic_stmt,
1160 debug_tree_chain): Likewise.
1161 * tree-loop-distribution.c (debug_rdg_partitions): Likewise.
1162 * cgraph.c (debug_cgraph_node, debug_cgraph): Likewise.
1163 * optabs.c (debug_optab_libfuncs): Likewise.
1164 (verify_loop_closed_ssa): Likewise.
1165 * value-prof.c (verify_histograms): Likewise.
1166 * reload.c (debug_reload_to_stream, debug_reload): Likewise.
1167 * bitmap.c (debug_bitmap_file, debug_bitmap, bitmap_print): Likewise.
1168 * cfghooks.c (verify_flow_info): Likewise.
1169 * fold-const.c (debug_fold_checksum): Likewise.
1170 * omp-low.c (debug_omp_region, debug_all_omp_regions): Likewise.
1171 * cfg.c (debug_regset, debug_flow_info, debug_bb, debug_bb_n):
1172 Likewise.
1173 * omega.c (debug_omega_problem): Likewise.
1174 * cgraphunit.c (verify_cgraph_node, verify_cgraph): Likewise.
1175 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
1176 * dominance.c (verify_dominators, debug_dominance_info,
1177 debug_dominance_tree): Likewise.
1178 * df-core.c (df_insn_uid_debug, df_insn_debug, df_insn_debug_regno,
1179 * df_regno_debug, df_ref_debug,
1180 debug_df_insn, debug_df_reg, debug_df_regno, debug_df_ref,
1181 debug_df_defno, debug_df_useno, debug_df_chain): Likewise.
1182 * tree-ssa-dom.c (debug_dominator_optimization_stats): Likewise.
1183 * sel-sched.c (debug_state): Likewise.
1184 * tree-ssa-alias.c (debug_alias_info, debug_points_to_info_for):
1185 Likewise.
1186 * cfganal.c (print_edge_list, verify_edge_list): Likewise.
1187 * dwarf2out.c (debug_dwarf_die, debug_dwarf): Likewise.
1188 * tree-eh.c (verify_eh_edges, verify_eh_dispatch_edge): Likewise.
1189 * gimple-pretty-print.c (debug_gimple_stmt, debug_gimple_seq):
1190 Likewise.
1191 * c-pretty-print.c (debug_c_tree): Likewise.
1192 * sel-sched-dump.c (debug_insn_rtx, debug_vinsn, debug_expr, debug_insn
1193 debug_av_set, debug_lv_set, debug_ilist, debug_blist,
1194 debug_insn_vector, debug_hard_reg_set, debug_mem_addr_value): Likewise.
1195 * ebitmap.c (debug_ebitmap): Likewise.
1196 * function.c (debug_find_var_in_block_tree): Likewise.
1197 * print-rtl.c (debug_rtx): Likewise.
1198 (debug_rtx_count): Likewise.
1199 (debug_rtx_list, debug_rtx_range, debug_rtx_find): Likewise.
1200 * stor-layout.c (debug_rli): Likewise.
1201 * ipa.c (debug_cgraph_node_set, debug_varpool_node_set): Likewise.
1202 * tree-data-ref.c (debug_data_references,
1203 debug_data_dependence_relations, debug_data_reference,
1204 debug_data_dependence_relation, debug_rdg_vertex,
1205 debug_rdg_component, debug_rdg): Likewise.
1206 * tree-affine.c (debug_aff): Likewise.
1207 * tree-dfa.c (debug_referenced_vars, debug_variable, debug_dfa_stats):
1208 Likewise.
1209 * except.c (debug_eh_tree, verify_eh_tree): Likewise.
1210 * emit-rtl.c (verify_rtl_sharing): Likewise.
1211 * tree-ssa-pre.c (debug_pre_expr, debug_bitmap_set,
1212 debug_value_expressions): Likewise.
1213 * tree-ssa-live.c (debug_scope_block, debug_scope_blocks): Likewise.
1214 * sese.c (debug_rename_map, debug_ivtype_map): Likewise.
1215 * print-tree.c (debug_tree, debug_vec_tree): Likewise.
1216 * cfglayout.c (verify_insn_chain): Likewise.
1217 * graphite-clast-to-gimple.c (debug_clast_name_indexes,
1218 debug_clast_stmt, debug_generated_program): Likewise.
1219 * ggc-page.c (debug_print_page_list): Likewise.
1220 * tree-ssa-ter.c (debug_ter): Likewise.
1221 * graphite-dependences.c (debug_pddr): Likewise.
1222 * sched-deps.c (debug_ds): Likewise.
1223 * tree-ssa.c (verify_ssa): Likewise.
1224 * graphite-poly.c (debug_scattering_function, debug_iteration_domain,
1225 debug_scattering_functions, debug_iteration_domains, debug_pdr,
1226 debug_pdrs, debug_pbb_domain, debug_pbb, debug_scop_context,
1227 debug_scop, debug_cloog, debug_scop_params, debug_lst): Likewise.
1228 * tree-inline.c (debug_find_tree): Likewise.
1229 * graphite-ppl.c (debug_ppl_linear_expr, debug_ppl_polyhedron_matrix,
1230 debug_ppl_powerset_matrix): Likewise.
1231 * var-tracking.c (debug_dv): Likewise.
1232 * system.h (DEBUG_FUNCTION, DEBUG_VARIABLE): Define.
1233 * cfgloop.c (verify_loop_structure): Likewise.
1234 * plugin.c (dump_active_plugins, debug_active_plugins): Likewise.
1235 * c-common.c (verify_sequence_points): Likewise.
1236 * sched-rgn.c (debug_regions, debug_region, debug_candidate,
1237 debug_candidates, debug_rgn_dependencies): Likewise.
1238 * tree-ssa-structalias.c (debug_constraint, debug_constraints,
1239 * debug_constraint_graph, debug_solution_for_var,
1240 debug_sa_points_to_info): Likewise.
1241 * sched-vis.c (debug_insn_slim, debug_bb_slim, debug_bb_n_slim):
1242 Likewie.
1243 * tree-cfg.c (debug_cfg_stats, verify_stmts, debug_function,
1244 debug_loops, debug_loop, debug_loop_num): Likewise.
1245 * passes.c (debug_pass): Likewise.
1246 (dump_properties): Likewise; add cfglayout property.
1247 (debug_properties): Likewise.
1248 * tree-ssa-reassoc.c (debug_ops_vector): Likewise.
1249 * varpool.c (debug_varpool): Likewise.
1250 * regcprop.c (debug_value_data): Likewise.
1251 * tree-ssa-operands.c (verify_imm_links, debug_immediate_uses,
1252 debug_immediate_uses_for): Likewise.
1254 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
1256 PR bootstrap/44315
1257 * Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H).
1258 Filter out insn-flags.h.
1260 2010-05-29 Jan Hubicka <jh@suse.cz>
1262 * cgraph.h (struct varpool_node_set_def,
1263 struct cgraph_node_set_def): Remove unused AUX pointer.
1264 (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use
1265 VEC_empty macro.
1267 2010-05-29 Jan Hubicka <jh@suse.cz>
1269 PR middle-end/44324
1270 * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop".
1272 2010-05-29 Richard Guenther <rguenther@suse.de>
1274 * lto-streamer.c (cached_bp): New global variable.
1275 (bitpack_create): Return the cached bitpack, if available.
1276 (bitpack_delete): Clear and cache the bitpack, if appropriate.
1277 (bp_pack_value): Remove redundant asserts.
1279 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
1281 PR middle-end/44306
1282 * tree-if-conv.c (is_true_predicate): New.
1283 (is_predicated): Use is_true_predicate.
1284 (add_to_predicate_list): Same. Do not use unshare_expr.
1285 (add_to_dst_predicate_list): Same.
1287 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
1289 * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
1290 field on edges.
1291 (predicate_bbs): Same.
1292 (clean_predicate_lists): Same.
1293 (find_phi_replacement_condition): Do not AND the predicate from
1294 edge->aux.
1296 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
1298 PR bootstrap/44315
1299 * Makefile.in (build/gencondmd.o): Add a missing `\'.
1301 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1303 PR target/44261
1304 config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
1305 (negdf2): Adjust expander pattern and use negdf2_slow.
1306 (negsf2): Likewise.
1308 2010-05-29 Nathan Froyd <froydnj@codesourcery.com>
1310 * basic-block.h (struct control_flow_graph): Move last_label_uid field
1311 up.
1312 * df.h (struct df_base_ref): Move regno field up.
1313 * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
1314 * expr.h (struct separate_ops): Move location field up.
1315 * optabs.h (struct optab_d): Move libcall_basename field down.
1316 * config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
1317 * config/i386/i386.h (struct machine_function): Convert call_abi field
1318 into a bitfield. Move cfa field to the end of the structure.
1320 2010-05-29 Jan Hubicka <jh@suse.cz>
1322 * varpool.c (varpool_get_node): Fix lookup.
1324 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1326 * config/spu/spu-protos.h: Do not include rtl.h. Protect
1327 RTL specific prototypes with #ifdef RTX_CODE.
1328 * config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
1329 * config/spu/t-spu-elf: Fix dependencies.
1331 * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.
1333 2010-05-29 Mike Stump <mikestump@comcast.net>
1335 PR bootstrap/44315
1336 * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
1337 TM_H when building to avoid dependency loops.
1339 2010-05-29 Jan Hubicka <jh@suse.cz>
1341 * cgraphunit.c (cgraph_materialize_clone): Only remove calles,
1342 refs and body; not the whole node for masters of materialized
1343 clones.
1345 2010-05-29 Mike Stump <mikestump@comcast.net>
1347 * config/rs6000/rs6000-c.c: Remove c-tree.h include.
1349 2010-05-29 Jan Hubicka <jh@suse.cz>
1351 * cgraph.c (clone_function_name): Take SUFFIX argument; export.
1352 (cgraph_create_virtual_clone): Take SUFFIX argument; udpate
1353 use of clone_function_name.
1354 * cgraph.h (cgraph_create_virtual_clone,
1355 cgraph_function_versioning): update prototypes.
1356 (clone_function_name): Declare.
1357 * ipa-cp.c (ipcp_insert_stage): Update call of
1358 cgraph_create_virtual_clone.
1359 * omp-low.c (create_omp_child_function_name): Use
1360 cgraph_create_virtual_clone.
1361 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
1362 (cgraph_function_versioning): Take SUFFIX argument; produce new name
1363 and make decl local.
1365 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1367 * vec.h: Include statistics.h
1368 * Makefile.in: Introduce VEC_H. Replace all vec.h dependencies
1369 with VEC_H.
1371 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1373 * c-lex.c: Do not include c-tree.h.
1374 * c-pretty-print.c: Likewise.
1375 * c-opts.c: Likewise.
1376 * c-gimplify.c: Likewise.
1377 * c-common.c: Likewise.
1378 * c-dump.c: Likewise. Include c-common.h.
1380 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1382 * c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
1383 before including diagnostic-core.h.
1384 (c_cpp_error): New prototype moved from c-tree.h.
1385 Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
1386 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
1387 (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
1388 (c_cpp_error): Prototype moved to c-common.h.
1389 * Makefile.in: Update dependency for C_COMMON_H.
1391 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
1393 * c-common.h: Add FIXME for awkward split of c_register_addr_space.
1394 * c-common.c (c_register_addr_space): Remove here.
1395 * c-decl.c (c_register_addr_space): Re-add here.
1397 2010-05-28 Mike Stump <mikestump@comcast.net>
1399 * config/darwin-c.c: Remove c-tree.h include.
1401 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1403 * gcc.c: Include diagnostic.h.
1404 (error_count): Remove. All users changed to use errorcount.
1405 (programname): Remove. All users changed to use progname.
1406 (fancy_abort, internal_error, fatal_error, error, warning, inform,
1407 fnotice): Remove.
1408 (execute): Don't include "Internal error" and bug reporting
1409 information in argument of internal_error call.
1410 (process_command): Don't increment error_count after calling
1411 perror_with_name.
1412 (input_filename): Rename to gcc_input_filename. All users
1413 changed.
1414 (main): Call diagnostic_initialize. Register delete_temp_files
1415 with atexit. Use seen_error to test for errors.
1416 * gcc.h: Include diagnostic-core.h.
1417 (fatal_error, error, warning): Remove.
1418 * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
1419 (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
1420 (gcc.o): Update dependencies.
1422 2010-05-28 Jeff Law <law@redhat.com>
1424 * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New
1425 functions.
1426 * ira.h (ira_bad_reload_regno): Declare
1427 * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.
1429 * ira-color.c (update_curr_costs): Free updated hard reg costs.
1430 (ira_reassign_conflict_allocnos): Remove bogus asserts.
1431 (allocno_reload_assign): Likewise.
1433 2010-05-28 Nathan Froyd <froydnj@codesourcery.com>
1435 * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
1436 build1_stat.
1438 2010-05-28 Richard Guenther <rguenther@suse.de>
1440 PR lto/44312
1441 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
1442 Stream fixed-point constants mode.
1443 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
1444 and TYPE_PRECISION.
1445 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
1446 Stream fixed-point constants mode.
1447 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
1448 and TYPE_PRECISION.
1450 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
1452 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
1453 only place it was called from.
1454 (number_of_latch_executions): Do not return chrec_dont_know when the
1455 may_be_zero is a runtime condition: instead, return a COND_EXPR
1456 including the may_be_zero condition.
1457 * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
1458 of nb_iterations.
1459 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
1460 COND_EXPRs.
1462 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
1464 * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
1465 generate COND_EXPRs for degenerate_phi_result.
1467 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
1469 PR middle-end/44293
1470 * tree-if-conv.c (if_convertible_loop_p): Check the
1471 if-convertibility of phi nodes in non predicated BBs.
1473 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1475 * gcc.c (error, warning, inform): Remove duplicate ": " in output.
1477 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1479 PR driver/15303
1480 * gcc.c (inform, warning, inform): New functions.
1481 (fatal_ice): Rename to internal_error; change cmsgid parameter to
1482 gmsgid. All callers changed.
1483 (notice): Rename to fnotice; add parameter fp. All callers
1484 changed.
1485 (fatal_error): Rename to fatal_signal. All users changed.
1486 (fatal): Rename to fatal_error; change cmsgid parameter to
1487 gmsgid. All callers changed.
1488 (process_command): Use warning instead of error for warnings.
1489 (end_going_arg): Don't use _() around argument of error.
1490 (do_spec_1): Use inform for message from %n specs. Use warning
1491 instead of error for warnings.
1492 (main): Use inform for comparison messages. Use warning for
1493 message about unused linker input.
1494 (error): Increment error_count. Print "error: ".
1495 * gcc.h (fatal): Change to fatal_error.
1496 (warning): Declare.
1497 * config/darwin-driver.c (darwin_default_min_version): Use warning
1498 instead of fprintf for warnings.
1499 * cppspec.c (lang_specific_driver): Use fatal_error instead of
1500 fatal.
1502 2010-05-28 Julian Brown <julian@codesourcery.com>
1504 * config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
1505 (*thumb2_addsi3_compare0_scratch): New.
1506 * config/arm/constraints.md (Pv): New.
1507 * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
1508 for ARM mode only.
1509 (*addsi3_compare0_scratch): Likewise.
1511 2010-05-28 Jan Hubicka <jh@suse.cz>
1513 * ipa-reference.c (add_static_var): Remove redundant all_module_statics
1514 check.
1515 (ipa_reference_write_optimization_summary): Call is_proper_for_analysis
1516 only on local statics.
1518 2010-05-28 Iain Sandoe <iains@gcc.gnu.org>
1520 * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
1522 2010-05-28 Maxim Kuvyrkov <maxim@codesourcery.com>
1524 PR bootstrap/44314
1525 * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
1526 (OPTION_GLIBC): Define.
1528 2010-05-28 Jakub Jelinek <jakub@redhat.com>
1530 PR debug/41048
1531 * dwarf2out.c (double_int_type_size_in_bits): New function.
1532 (round_up_to_align): Change first argument and return value to
1533 double_int.
1534 (field_byte_offset): Work internally on double_ints.
1536 PR target/43636
1537 * builtins.c (expand_movstr): Use a temporary pseudo instead
1538 of target even when target is not NULL and not const0_rtx, but
1539 fails movstr predicate.
1540 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
1542 2010-05-28 Joseph Myers <joseph@codesourcery.com>
1544 * final.c (rest_of_clean_state): Use %m in errors instead of
1545 strerror (errno).
1546 * gengtype.c (read_input_list, close_output_files): Use xstrerror
1547 instead of strerror.
1548 * toplev.c (process_options): Use %m in errors instead of strerror
1549 (errno).
1550 * tree-dump.c (dump_begin): Use %m in errors instead of strerror
1551 (errno).
1553 2010-05-28 Uros Bizjak <ubizjak@gmail.com>
1555 * config/i386/i386.c (ix86_fn_abi_va_list): Make static.
1556 (ix86_canonical_va_list_type): Make static. Add declaration.
1557 (ix86_enum_va_list): Make static. Reindent.
1558 * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
1559 (ix86_canonical_va_list_type): Ditto.
1560 (ix86_enum_va_list): Ditto.
1562 2010-05-28 Richard Guenther <rguenther@suse.de>
1564 * lto-wrapper.c (run_gcc): With -save-temps generate a
1565 user-visible ltrans filename. Fixup ltrans unit numbering.
1567 2010-05-28 Kai Tietz <kai.tietz@onevision.com>
1569 * c-common.c (c_common_nodes_and_builtins): Replace use
1570 of TARGET_ENUM_VA_LIST by target hook enum_va_list.
1571 * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
1572 to ix86_enum_va_list.
1573 * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
1574 * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
1575 (TARGET_ENUM_VA_LIST_P): Add hook description.
1576 * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
1577 * target.h (gcc_target): Add enum_va_list hook.
1579 PR bootstrap/44299
1580 * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
1581 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
1582 * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.
1584 2010-05-28 Alan Modra <amodra@gmail.com>
1586 PR target/44266
1587 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1588 emit_library_call machinery to set up __tls_get_addr calls.
1590 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1592 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
1594 2010-05-28 Dodji Seketeli <dodji@redhat.com>
1596 Revert fix for PR c++/44188
1597 * c-common.c (is_typedef_decl): Revert the moving of this
1598 definition ...
1599 * tree.c (is_typedef_decl): ... here.
1600 (typdef_variant_p): Revert the moving of this definition
1601 here from gcc/cp/tree.c.
1602 * c-common.h (is_typedef_decl): Revert the moving of this
1603 declaration ...
1604 * tree.h (is_typedef_decl): ... here.
1605 (typedef_variant_p): Revert the moving of this declaration here
1606 from gcc/cp/cp-tree.h
1607 * dwarf2out.c (is_naming_typedef_decl): Revert this new function.
1608 (gen_tagged_type_die): Revert the splitting out of ...
1609 (gen_type_die_with_usage): ... this function. Revert the anonymous
1610 tagged type handling.
1611 (gen_typedef_die): Revert emitting DW_TAG_typedef for
1612 typedefs naming anonymous tagged types.
1614 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
1616 * config/rs6000/rs6000-modes.def (PSImode): Delete.
1618 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
1620 * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
1621 * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
1622 throughout.
1623 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
1624 "xer" to "ca".
1625 Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
1626 XER_REGS to CA_REGS throughout.
1627 * config/rs6000/rs6000.h: Same.
1628 (ADDITIONAL_REGISTER_NAMES): Add "xer".
1629 * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document
1630 that mode_iterator "P" is the size for arithmetic carries as well.
1631 * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
1633 2010-05-28 Jakub Jelinek <jakub@redhat.com>
1635 PR bootstrap/44255
1636 * combine.c (struct rtx_subst_pair): Define unconditionally.
1637 (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
1638 copy_rtx pair->to instead of cleanup_auto_inc_dec it.
1639 Call make_compound_operation on pair->to.
1640 (propagate_for_debug): Don't call make_compound_operation here.
1641 Always use simplify_replace_fn_rtx.
1643 2010-05-27 Sterling Augustine <sterling@tensilica.com>
1645 * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
1646 * config/xtensa/xtensa.c (override_options): Check
1647 TARGET_FORCE_NO_PIC and set flag_pic.
1648 * config/xtensa/xtensa.opt: Document -mforce-no-pic
1650 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
1652 PR bootstrap/44299
1653 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
1654 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
1656 2010-05-27 Joseph Myers <joseph@codesourcery.com>
1658 * diagnostic-core.h: New. Contents moved from diagnostic.h and
1659 toplev.h.
1660 * diagnostic.c: Don't include toplev.h.
1661 (progname): Define. Moved from toplev.c.
1662 (seen_error): New function.
1663 * diagnostic.h: Include diagnostic-core.h.
1664 (diagnostic_t, emit_diagnostic): Don't declare here.
1665 * toplev.c (progname): Move to toplev.c.
1666 (emit_debug_global_declarations, compile_file, finalize,
1667 do_compile, toplev_main): Use seen_error.
1668 * toplev.h: Include diagnostic-core.h.
1669 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
1670 internal_error, warning, warning_at, error, error_n, error_at,
1671 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
1672 verbatim, fnotice, progname): Move to diagnostic-core.h.
1673 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
1674 (expand_builtin_expect): Use seen_error.
1675 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
1676 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
1677 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
1678 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
1679 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
1680 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
1681 errorcount for errors.
1682 * c-opts.c (c_common_finish): Use seen_error.
1683 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
1684 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
1685 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
1686 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
1687 (get_coverage_counts): Use seen_error.
1688 * dwarf2out.c (dwarf2out_finish): Use seen_error.
1689 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
1690 gimplify_body): Use seen_error.
1691 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
1692 * ipa-pure-const.c (gate_pure_const): Use seen_error.
1693 * ipa-reference.c (gate_reference): Use seen_error.
1694 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
1695 * lambda-code.c: Include diagnostic-core.h instead of
1696 diagnostic.h.
1697 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
1698 * lto-compress.c: Include diagnostic-core.h instead of
1699 diagnostic.h.
1700 * lto-section-in.c: Include diagnostic-core.h instead of
1701 diagnostic.h.
1702 * lto-streamer-out.c: Include diagnostic-core.h instead of
1703 diagnostic.h.
1704 * lto-streamer.c: Include diagnostic-core.h instead of
1705 diagnostic.h.
1706 (gate_lto_out): Use seen_error.
1707 * matrix-reorg.c: Include diagnostic-core.h instead of
1708 diagnostic.h.
1709 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
1710 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
1711 (gate_expand_omp, lower_omp_1): Use seen_error.
1712 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
1713 (rest_of_decl_compilation, rest_of_type_compilation,
1714 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
1715 * tree-cfg.c (label_to_block_fn): Use seen_error.
1716 * tree-inline.c (optimize_inline_calls): Use seen_error.
1717 * tree-mudflap.c (mudflap_finish_file): Use
1718 seen_error.
1719 * tree-optimize.c (gate_all_optimizations,
1720 gate_all_early_local_passes, gate_all_early_optimizations): Use
1721 seen_error.
1722 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
1723 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
1724 (varpool_remove_unreferenced_decls,
1725 varpool_assemble_pending_decls): Use seen_error.
1726 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
1727 (TOPLEV_H, DIAGNOSTIC_H): Update.
1728 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
1729 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
1730 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
1731 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
1732 coverage.o, lambda-code.o): Update dependencies.
1734 2010-05-25 Dodji Seketeli <dodji@redhat.com>
1736 PR c++/44188
1737 * c-common.c (is_typedef_decl): Move this definition ...
1738 * tree.c (is_typedef_decl): ... here.
1739 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
1740 * c-common.h (is_typedef_decl): Move this declaration ...
1741 * tree.h (is_typedef_decl): ... here.
1742 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
1743 * dwarf2out.c (is_naming_typedef_decl): New function.
1744 (gen_tagged_type_die): Split out of ...
1745 (gen_type_die_with_usage): ... this function. When an anonymous
1746 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
1747 is emitted for the typedef.
1748 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
1749 anonymous tagged types.
1751 2010-05-27 Jason Merrill <jason@redhat.com>
1753 * print-tree.c (debug_vec_tree): New fn.
1754 (print_vec_tree): New fn.
1755 * tree.h: Declare them.
1756 * gdbinit.in (pvt): New command.
1758 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
1760 * gdbinit.in (pdd): New command.
1762 2010-05-27 Jan Hubicka <jh@suse.cz>
1764 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
1765 (update_caller_keys): Return early if there are no callers;
1766 only update fibheap when decresing the key.
1767 (update_callee_keys): Avoid recursion.
1768 (decide_inlining_of_small_functions): When badness does not match;
1769 re-insert into fibheap.
1771 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
1773 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
1774 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
1775 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
1776 (ALL_HOST_OBJS): Now a union of the above two.
1777 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
1778 all files in ALL_HOST_FRONTEND_OBJS.
1779 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
1781 * c-common.c: Pretend to be a backend file by undefining
1782 IN_GCC_FRONTEND (still need rtl.h here).
1784 2010-05-27 Jan Hubicka <jh@suse.cz>
1786 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
1787 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
1789 2010-05-27 Jan Hubicka <jh@suse.cz>
1791 * sched-ebb.c: Rename struct deps to struct deps_desc.
1792 * ddg.c: Likewise.
1793 * sel-sched-ir.c: Likewise.
1794 * sched-deps.c: Likewise.
1795 * sched-int.h: Likewise.
1796 * sched-rgn.c: Likewise.
1798 2010-05-27 Jon Beniston <jon@beniston.com>
1800 PR 43726
1801 * config/lm32/lm32.h: Remove definition of
1802 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
1804 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
1806 PR lto/44230
1807 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
1809 2010-05-27 Richard Guenther <rguenther@suse.de>
1811 PR tree-optimization/44284
1812 * tree-vect-stmts.c (vectorizable_assignment): Handle
1813 sign-changing conversions as simple copy.
1815 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1817 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
1818 Bionic C library.
1819 (__gthread_active_p): Check for pthread_create if compiling against
1820 Bionic C library.
1822 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1824 Support compilation for Android platform. Reimplement -mandroid.
1826 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
1827 (*android*): Set ANDROID_DEFAULT.
1828 (arm*-*-linux*): Include linux-android.h.
1829 (arm*-*-eabi*): Don't include previous -mandroid implementation.
1830 * config/arm/eabi.h: Remove, move Android-specific parts ...
1831 * config/linux-android.h: ... here. New file.
1832 * config/arm/eabi.opt: Rename to ...
1833 * config/linux-android.opt: ... this.
1834 (mandroid): Allow -mno-android option. Initialize based on
1835 ANDROID_DEFAULT.
1836 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
1837 Move logic to corresponding LINUX_TARGET_* macros.
1838 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
1839 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
1840 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
1841 Android definitions.
1842 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
1843 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
1844 Document.
1846 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1848 Add support for Bionic C library
1850 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
1851 macro.
1852 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
1853 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
1855 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
1856 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
1857 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
1858 to support multiple C libraries. Handle Bionic.
1859 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
1860 (BIONIC_DYNAMIC_LINKER64): Define.
1861 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
1862 Update.
1863 (TARGET_HAS_SINCOS): Enable for Bionic.
1865 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
1866 the last option specified on command line take effect.
1867 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
1868 (mbionic): New.
1869 (mglibc, muclibc): Update.
1871 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
1872 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
1873 DEFAULT_LIBC.
1875 * doc/invoke.texi (-mglibc, -muclibc): Update.
1876 (-mbionic): Document.
1878 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1880 * c-common.h (c_register_addr_space): Add prototype.
1881 (ADDR_SPACE_KEYWORD): Remove.
1882 * c-common.c (c_register_addr_space): New function.
1883 (c_addr_space_name): Reimplement.
1884 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
1886 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
1887 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
1889 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
1890 Remove TARGET_ADDR_SPACE_KEYWORDS.
1892 2010-05-27 Joseph Myers <joseph@codesourcery.com>
1894 * input.c: New file.
1895 * input.h (main_input_filename): Move declaration to toplev.h.
1896 * toplev.c (input_location, line_table): Move to input.c
1897 * toplev.h (main_input_filename): Move declaration from input.h.
1898 * tree.c (expand_location): Move to input.c.
1899 * Makefile.in (OBJS-common): Add input.o.
1900 (input.o): Add dependencies.
1902 2010-05-27 Richard Guenther <rguenther@suse.de>
1904 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
1905 for non-existant files.
1906 (fork_execute): Mark args_name file as deleted.
1908 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
1910 PR bootstrp/44287
1911 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
1912 (narrow_signed_type): Likewise.
1914 2010-05-26 Jan Hubicka <jh@suse.cz>
1916 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
1917 edge only when checking is enabled; check using former_clone_of;
1918 check inline clones too.
1919 (cgraph_materialize_clone): Record former_clone_of pointer.
1920 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
1921 combining redirections; dump args_to_skip bitmap
1922 (cgraph_materialize_all_clones): Do no redirection here.
1923 * ipa-inline.c (inline_transform): Do redirection here.
1924 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
1925 cheking only).
1927 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1929 * config/avr/avr-c.c: Do not include regs.h.
1930 Include cpplib.h for cpp_define and tree.h for c-common.h.
1931 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
1932 * config/avr/t-avr: Fix dependencies for avr-c.o.
1934 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1936 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
1937 string instead of SYMBOL_REF rtx.
1938 * rtl.h (set_stack_check_libfunc): Move prototype from here...
1939 * libfuncs.h: ...to here. Adjust for explow.c change.
1941 2010-05-26 Joseph Myers <joseph@codesourcery.com>
1943 * pretty-print.c: Don't include ggc.h.
1944 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
1945 (identifier_to_locale): Use them for allocation.
1946 * pretty-print.h (identifier_to_locale_alloc,
1947 identifier_to_locale_free): Declare.
1948 * toplev.c (alloc_for_identifier_to_locale): New.
1949 (general_init): Set identifier_to_locale_alloc and
1950 identifier_to_locale_free.
1951 * Makefile.in (pretty-print.o): Update dependencies.
1953 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
1955 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
1956 pointer types if they have different alignment or mode.
1958 2010-05-26 Anatoly Sokolov <aesok@post.ru>
1960 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1961 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1962 * config/sparc/sparc-protos.h (function_value): Remove declaration.
1963 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
1964 sparc_function_value_regno_p): New functions.
1965 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1966 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1967 (function_value): Rename to...
1968 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
1969 argument to 'outgoing'.
1970 (function_arg_record_value, function_arg_union_value,
1971 function_arg_vector_value): Update comment.
1973 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
1975 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
1976 (fde_needed_for_eh_p): New predicate.
1977 (output_call_frame_info): Use it throughout to decide whether FDEs
1978 are needed for EH purpose.
1979 (dwarf2out_begin_prologue): Reorder assignments.
1981 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1983 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
1984 special case loop->header.
1985 (is_predicated): New.
1986 (if_convertible_loop_p): Call it.
1988 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
1990 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
1991 iterator in parameter. Do not generate code during the analysis.
1992 (tree_if_convert_cond_stmt): Removed.
1993 (tree_if_convert_stmt): Removed.
1994 (predicate_bbs): New.
1995 (if_convertible_loop_p): Call predicate_bbs.
1996 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
1997 now contains all the analysis part.
1999 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
2001 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
2002 statements in the analysis part.
2003 (tree_if_convert_stmt): Update comment.
2004 (remove_conditions_and_labels): New.
2005 (combine_blocks): Call remove_conditions_and_labels.
2006 (tree_if_conversion): Update comment.
2008 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
2010 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
2011 than 2 predecessors or more than 2 successors.
2013 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
2015 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
2016 of loops in which the data dependence analysis fails.
2018 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
2020 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
2021 CDI_POST_DOMINATORS.
2022 (tree_if_conversion): Same.
2024 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
2026 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
2028 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
2030 * tree-if-conv.c: Update copyright years. Fix comments.
2031 Fix indentation.
2033 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
2035 * builtin-types.def (BT_INT128): New primitive type.
2036 (BT_UINT128): Likewise.
2037 * c-common.c (c_common_r): Add __int128 keyword.
2038 (c_common_type_for_size): Handle __int128.
2039 (c_common_type_for_mode): Likewise.
2040 (c_common_signed_or_unsigned_type): Likewise.
2041 (c_common_nodes_and_builtins): Add builtin type
2042 if target supports 128-bit integer scalar.
2043 * c-common.h (enum rid): Add RID_INT128.
2044 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
2045 if target supports 128-bit integer scalar.
2046 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
2047 (finish_declspecs): Likewise.
2048 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
2049 (c_token_starts_declspecs): Likewise.
2050 (c_parser_declspecs): Likewise.
2051 (c_parser_attributes): Likewise.
2052 (c_parser_objc_selector): Likewise.
2053 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
2054 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
2055 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
2056 * tree.c (make_or_reuse_type): Likewise.
2057 (make_unsigned_type): Likewise.
2058 (build_common_tree_nodes_2): Likewise.
2059 * tree.h (enum integer_type_kind): Add itk_int128 and
2060 itk_unsigned_int128.
2061 (int128_integer_type_node): New define.
2062 (int128_unsigned_type_node): New define.
2063 * doc/extend.texi: Add documentation about __int128 type.
2065 2010-05-26 Richard Guenther <rguenther@suse.de>
2067 * tree-ssa-sccvn.c (copy_nary): Adjust.
2068 (copy_phis): Rename to ...
2069 (copy_phi): ... this. Adjust.
2070 (copy_references): Rename to ...
2071 (copy_reference): ... this. Adjust.
2072 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
2073 result into the valid table.
2075 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
2077 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
2078 insn-config.h, insn-codes.h, recog.h, and optabs.h.
2080 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2082 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
2084 2010-05-26 Richard Guenther <rguenther@suse.de>
2086 * opts.c (common_handle_option): Handle OPT_Ofast.
2088 2010-05-26 Joseph Myers <joseph@codesourcery.com>
2090 * diagnostic.c: Don't include opts.h.
2091 (permissive_error_option): Define.
2092 (diagnostic_initialize): Take n_opts parameter. Allocate memory
2093 for classify_diagnostic. Don't use memset for
2094 classify_diagnostic. Initialize new and recently added fields.
2095 (diagnostic_classify_diagnostic): Use context->n_opts instead of
2096 N_OPTS.
2097 (diagnostic_report_diagnostic): Pass context parameter to
2098 diagnostic_report_warnings_p. Use option_enabled and option_name
2099 hooks from context.
2100 (emit_diagnostic): Use permissive_error_option.
2101 (permerror): Likewise.
2102 * diagnostic.h: Don't include options.h.
2103 (struct diagnostic_context): Add n_opts, opt_permissive,
2104 inhibit_warnings, warn_system_headers, option_enabled and
2105 option_name fields. Change classify_diagnostic to a pointer.
2106 * opts-diagnostic.h: New file.
2107 * opts.c: Include opts-diagnostic.h.
2108 (common_handle_option): Set global_dc fields for -Wfatal-errors,
2109 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
2110 (option_name): New function.
2111 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
2112 (c_common_handle_option): Set global_dc->permissive for
2113 -fpermissive.
2114 * c-common.c (c_cpp_error): Save and restore
2115 global_dc->warn_system_headers, not variable warn_system_headers.
2116 * toplev.c: Include opts-diagnostic.h.
2117 (general_init): Update call to diagnostic_initialize. Set
2118 global_dc->show_column, global_dc->option_enabled and
2119 global_dc->option_name.
2120 (process_options): Don't set global_dc fields here.
2121 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
2122 (diagnostic.o, opts.o, toplev.o): Update dependencies.
2124 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2126 * config/picochip/picochip.md (movsi): Split a movsi from a
2127 const after reload.
2129 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2131 * ggc-zone.c: Update copyright year.
2132 (poison_region): Mark memory for Valgrind as undefined before
2133 memset () call and inaccessible afterwards.
2134 (ggc_pch_total_size): Change type of i to int.
2136 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2138 * ggc-common.c (ggc_free_overhead): Allow empty slot.
2140 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2142 * ggc-common.c: Update copyright year.
2143 (ggc_rlimit_bound): Remove prototype. Compile only if
2144 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
2145 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
2146 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
2147 (ggc_min_heapsize_heuristic): Likewise.
2149 2010-05-26 Richard Guenther <rguenther@suse.de>
2151 PR rtl-optimization/44164
2152 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
2153 no-common access-path disambiguation.
2154 (indirect_ref_may_alias_decl_p): Adjust.
2155 (indirect_refs_may_alias_p): Likewise.
2156 (refs_may_alias_p_1): Likewise.
2158 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
2160 * c-typeck.c: Do not include expr.h.
2162 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
2164 * rtl.h (decl_default_tls_model): Move prototype from here...
2165 * output.h: ...to here.
2166 * c-decl.c: Do not include rtl.h.
2167 * c-pragma.c: Likewise.
2168 * c-parser.c: Likewise.
2169 * c-gimplify.c: Likewise. And also not hard-reg-set.
2170 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
2171 FIXME note for it. Add a FIXME note for expr.h.
2172 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
2173 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
2174 defined.
2176 2010-05-26 Jakub Jelinek <jakub@redhat.com>
2178 PR target/44199
2179 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
2180 or total_size is larger than red zone size for non-V4 ABI, emit a
2181 stack_tie resp. frame_tie insn before stack pointer restore.
2182 * config/rs6000/rs6000.md (frame_tie): New insn.
2184 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
2186 * function.h (struct function): Add can_throw_non_call_exceptions bit.
2187 * lto-streamer-in.c (input_function): Stream it in.
2188 * lto-streamer-out.c (output_function): Stream it out.
2189 * function.c (allocate_struct_function): Set it.
2190 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
2191 for flag_non_call_exceptions.
2192 * cfgbuild.c (control_flow_insn_p): Likewise.
2193 (make_edges): Likewise.
2194 * cfgexpand.c (expand_stack_alignment): Likewise.
2195 * combine.c (distribute_notes): Likewise.
2196 * cse.c (cse_extended_basic_block): Likewise.
2197 * except.c (insn_could_throw_p): Likewise.
2198 * gcse.c (simple_mem): Likewise.
2199 * ipa-pure-const.c (check_call): Likewise.
2200 (check_stmt ): Likewise.
2201 * lower-subreg.c (lower-subreg.c): Likewise.
2202 * optabs.c (emit_libcall_block): Likewise.
2203 (prepare_cmp_insn): Likewise.
2204 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
2205 * postreload.c (rest_of_handle_postreload): Likewise.
2206 * reload1.c (reload_as_needed): Likewise.
2207 (emit_input_reload_insns): Likewise.
2208 (emit_output_reload_insns): Likewise.
2209 (fixup_abnormal_edges): Likewise.
2210 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
2211 * store-motion.c (find_moveable_store): Likewise.
2212 * tree-eh.c (stmt_could_throw_p): Likewise.
2213 (tree_could_throw_p): Likewise.
2214 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2215 * config/arm/arm.c (arm_expand_prologue): Likewise.
2216 (thumb1_expand_prologue): Likewise.
2217 * config/rx/rx.md (cbranchsf4): Likewise.
2218 (cmpsf): Likewise.
2219 * config/s390/s390.c (s390_emit_prologue): Likewise.
2220 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
2221 (inline_forbidden_into_p): New predicate.
2222 (expand_call_inline): Use it to forbid inlining.
2223 (tree_can_inline_p): Likewise.
2225 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
2227 * config/i386/i386-c.c: Do not include rtl.h.
2228 * config/i386/t-i386: Update dependencies.
2230 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
2232 * attribs.c: Do not include rtl.h.
2233 * Makefile.in: Update dependencies.
2235 2010-05-25 Anatoly Sokolov <aesok@post.ru>
2237 * double-int.h (double_int_and): New.
2238 * combine.c (try_combine): Clean up, use double_int_* and
2239 immed_double_int_const functions.
2241 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2243 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
2244 stderr to /dev/null instead of grep -q.
2245 * configure: Regenerate.
2247 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
2249 * Makefile.in (EXCEPT_H): Fix typo.
2251 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
2253 * ira-build.c (update_conflict_hard_reg_costs): New.
2254 (ira_build): Call update_conflict_hard_reg_costs.
2256 2010-05-25 Jakub Jelinek <jakub@redhat.com>
2258 PR debug/41371
2259 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
2260 ENABLE_CHECKING.
2261 (intersect_loc_chains): Walk the s2var's loc_chain together
2262 with s1node chain as long as the locations are equal, don't
2263 call find_loc_in_1pdv in that case.
2265 PR debug/42801
2266 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
2267 (copy_bind_expr): ... instead of here.
2268 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
2269 if the block hasn't been remapped.
2270 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
2271 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
2273 2010-05-25 Richard Guenther <rguenther@suse.de>
2275 PR middle-end/44069
2276 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
2277 out-of-bounds array accesses.
2279 2010-05-25 Richard Guenther <rguenther@suse.de>
2281 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
2282 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
2283 (run_gcc): Re-organize to make cleanup easier.
2285 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2287 * config/s390/s390.c (optimization_options): Fix and move the
2288 flag_prefetch_loop_arrays override ...
2289 (override_options): ... here.
2291 2010-05-25 Joseph Myers <joseph@codesourcery.com>
2293 * diagnostic.c: Don't include plugin.h.
2294 (diagnostic_report_diagnostic): Don't handle plugins specially
2295 here. Pass context to internal_error callback.
2296 * diagnostic.h (struct diagnostic_context): Add context parameter
2297 to internal_error callback.
2298 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
2299 * plugin.h (struct diagnostic_context): Declare.
2300 (warn_if_plugins, plugins_internal_error_function): Declare.
2301 * toplev.c (general_init): Set global_dc->internal_error.
2302 * Makefile.in (diagnostic.o): Update dependencies.
2304 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
2306 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
2307 * config/rs6000/t-darwin64: New.
2308 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
2309 build crt2.
2311 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
2313 PR 44203
2314 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
2315 match the original (and intended) behaviour before r159557. This
2316 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
2317 in two ways.
2319 2010-05-25 Richard Guenther <rguenther@suse.de>
2321 * doc/invoke.texi: Document -Ofast.
2322 * target.h (struct gcc_target): Add handle_ofast.
2323 * target-def.h (TARGET_HANDLE_OFAST): Add.
2324 (TARGET_INITIALIZER): Adjust.
2325 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
2326 * common.opt (Ofast): Add.
2328 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
2330 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
2331 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
2333 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
2335 PR target/43610
2336 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
2337 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
2338 false_rtx. Use false_rtx to compute the correct *ptest for reversed
2339 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
2341 2010-05-25 Jakub Jelinek <jakub@redhat.com>
2343 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
2344 DW_OP_minus with negated offset instead of DW_OP_plus.
2345 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
2347 2010-05-25 Wei Guozhi <carrot@google.com>
2349 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
2350 tst instruction and a new alternative.
2351 * config/arm/constraints.md (Pu): New constraint.
2353 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
2355 * function.c (assign_stack_local_1): Initialize variable
2356 to avoid warning when bootstrapping at -O3.
2358 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
2360 * configure.ac (all_lang_makefiles): Remove everything related to it.
2361 * configure: Regenerate.
2362 * Makefile.in: Fix reference to ada Make-lang.in.
2363 Remove support for LANG_MAKEFILES.
2365 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
2366 Sandra Loosemore <sandra@codesourcery.com>
2368 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
2369 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
2370 description. Add arm_neon_fp16_ok.
2371 (Add Options): Add arm_neon and arm_neon_fp16.
2373 2010-05-24 Joseph Myers <joseph@codesourcery.com>
2375 * diagnostic.c: Don't include flags.h.
2376 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
2377 context parameters. Check flags in the context passed as a parameter.
2378 (diagnostic_build_prefix): Add context parameter. Check
2379 show_column flag in context.
2380 (diagnostic_action_after_output): Check fatal_errors flag in context.
2381 (diagnostic_report_current_module): Check show_column flag in context.
2382 (default_diagnostic_starter): Update call to
2383 diagnostic_build_prefix.
2384 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
2385 (emit_diagnostic): Pass context to permissive_error_kind.
2386 (permerror): Pass context to permissive_error_kind.
2387 * diagnostic.h (struct diagnostic_context): Add show_column,
2388 pedantic_errors, permissive and fatal_errors fields.
2389 (diagnostic_build_prefix): Update prototype.
2390 * langhooks.c
2391 * toplev.c (process_options): Set flags in global_dc from
2392 flag_show_column, flag_pedantic_errors, flag_permissive,
2393 flag_fatal_errors.
2394 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
2395 to diagnostic_build_prefix.
2396 * Makefile.in (diagnostic.o): Update dependencies.
2398 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
2400 * config/i386/ia32intrin.h (__crc32q): Define only if
2401 __SSE4_2__ is defined.
2403 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
2405 PR target/44132
2406 PR middle-end/43602
2407 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
2408 DECL_VISIBILITY_SPECIFIED.
2409 (emutls_decl): Set DECL_PRESERVE_P and copy
2410 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
2411 (emutls_finalize_control_var): New callback.
2412 (emutls_finish): Finalize emutls control variables.
2413 * toplev.c (compile_file): Move the call to emutls_finish ()
2414 before varpool_assemble_pending_decls ().
2416 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
2418 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
2419 added to the preprocessor condition.
2421 2010-05-24 Paul Brook <paul@codesourcery.com>
2423 * gengtype-lex.l: Add HARD_REG_SET.
2424 * expr.c (expand_expr_real_1): Record writes to hard registers.
2425 * function.c (rtl_data): Add asm_clobbers.
2426 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
2427 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
2428 Use crtl->asm_clobbers.
2430 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2432 * doc/makefile.texi (Makefile): Mention stages 'profile'
2433 and 'feedback' for profiledbootstrap.
2435 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
2437 PR target/44245
2438 * config/i386/i386.c (def_builtin): Properly check
2439 OPTION_MASK_ISA_64BIT.
2441 2010-05-23 Joseph Myers <joseph@codesourcery.com>
2443 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
2444 typedefs with different but compatible types. Allow duplicate
2445 typedefs with the same type except for pedantic non-C1X, but give
2446 warning for variably modified types.
2447 * c-typeck.c (tagged_types_tu_compatible_p,
2448 function_types_compatible_p, type_lists_compatible_p,
2449 comptypes_internal): Add parameter different_types_p; set
2450 *different_types_p for different but compatible types. All
2451 callers changed.
2452 (comptypes_check_different_types): New.
2453 * c-tree.h (comptypes_check_different_types): Declare.
2455 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
2457 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
2458 * jump.c: Include basic-block.h.
2459 * profile.c: Likewise.
2460 * tree-profile.c: Likewise.
2461 * coverage.c: Likewise.
2462 * basic-block.h (optimize_function_for_size_p): Move to function.h.
2463 (optimize_function_for_speed_p): Likewise.
2464 * function.h (optimize_function_for_size_p,
2465 optimize_function_for_speed_p): Moved here from basic-block.h.
2466 * Makefile.in: Update dependencies.
2468 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2470 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
2471 before calling make; allow override through $MAKE.
2472 * doc/invoke.texi (Optimize Options): Document override.
2474 2010-05-23 Anatoly Sokolov <aesok@post.ru>
2476 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
2477 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2478 (rs6000_mode_dependent_address_ptr): Make static.
2479 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2480 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
2481 Remove.
2483 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
2485 PR target/43869
2486 * config/i386/i386.c: Make sure that the correct regparm is passed.
2488 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
2490 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
2491 * sbitmap.c: ...to here to internalize sbitmap element access.
2492 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
2493 Explain why basic-block.h is included.
2494 * function.h: Include tm.h for CUMULATIVE_ARGS.
2495 * Makefile.in: Update dependencies.
2497 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
2499 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
2500 New core types.
2501 * sbitmap.h (struct sbitmap_def): Do not typedef here.
2502 * sbitmap.c: Include sbitmap.h.
2503 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
2504 hard-reg-set.h. Split everything related to regsets out from here...
2505 * regset.h: ...to here. New file.
2506 * df.h: Include regset.h and sbitmap.h.
2507 * tree-flow.h: Likewise.
2508 * cfgloop.h: Likewise.
2509 * except.h: Do not include sbitmap.h. Include hashtab.h.
2510 * cgraph.h: Include vec.h and function.h.
2511 * reload.h (struct insn_chain): Change types of live_throughout
2512 and dead_or_set from regset_head to bitmap_head.
2513 (compute_use_by_pseudos): Be defined also if regset.h is not included.
2514 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
2515 spilled_regs from regset_head to bitmap_head to avoid dependency
2516 in regset.h.
2517 * sel-sched-ir.h: Include regset.h.
2518 * reload.c: Include df.h before reload.h.
2519 * caller-save.c: Likewise.
2520 * reload1.c: Likewise.
2521 * ira.c: Likewise.
2522 (mark_elimination): Update type of r to bitmap, consistent with
2523 DF_LR_IN.
2524 * dominance.c: Include bitmap.h.
2525 * modulo-sched.c: Include df.h.
2526 * cfganal.c: Include bitmap.h and sbitmap.h.
2527 * cfgbuild.c: Include sbitmap.h.
2528 * lcm.c: Include sbitmap.h.
2529 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
2530 * domwalk.c: Include sbitmap.h, exclude ggc.h.
2531 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
2532 * cselib.c: Include bitmap.h.
2533 * tree-optimize.c: Include regset.h.
2534 * stmt.c: Include bitmap.h.
2535 * Makefile.in: Update dependencies.
2537 2010-05-22 Jan Hubicka <jh@suse.cz>
2539 * cgraph.h (struct varpool_node): Add same_comdat_group.
2540 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
2541 pointer.
2542 (output_varpool): Update call of lto_output_varpool_node.
2543 (input_varpool): Read same_comdat_group pointer.
2544 (input_varpool_1): Fixup same_comdat_group pointer.
2545 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
2546 group is needed, all are.
2547 * varpool.c (varpool_remove_node): Remove node from same comdat group
2548 linklist too.
2549 (varpool_analyze_pending_decls): Walk same comdat groups.
2551 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
2553 * rtl.h (union rtunion_def): Remove rt_bit member.
2554 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
2555 * print-rtl (print_rtx): Do not print the member.
2556 * gengtype.c (adjust_field_rtx_def): Do not handle it.
2557 * gengenrtl.c (type_from_format): Likewise.
2558 (accessor_from_format): Likewise.
2560 2010-05-22 Joseph Myers <joseph@codesourcery.com>
2562 * dbgcnt.c: Include toplev.h instead of errors.h.
2563 * ira-emit.c: Don't include errors.h.
2564 * ira.c: Include toplev.h instead of errors.h.
2565 * lto-compress.c: Include toplev.h instead of errors.h.
2566 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
2567 ira.o, dbgcnt.o): Update dependencies.
2569 2010-05-22 Richard Guenther <rguenther@suse.de>
2571 * gimple.c (gimple_types_compatible_p): Check type qualifications
2572 before merging pointer to complete and pointer to incomplete type.
2573 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
2574 we use our own resolution algorithm. The gold linker plugin
2575 doesn't do the job we want it to do here.
2577 2010-05-22 Anatoly Sokolov <aesok@post.ru>
2579 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2580 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2581 (sparc_mode_dependent_address_p): New function.
2583 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
2585 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
2587 * timevar.c: Do not include any core headers.
2588 (timevar_print): De-i18n-ize.
2589 (print_time): Likewise.
2590 * timevar.h (timevar_push, timevar_pop): Make inline functions.
2592 2010-05-21 Joseph Myers <joseph@codesourcery.com>
2594 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
2595 langhooks-def.h.
2596 (diagnostic_initialize): Initialize x_data not last_function.
2597 (diagnostic_report_current_function): Move to tree-diagnostic.c.
2598 (default_diagnostic_starter): Call
2599 diagnostic_report_current_module not
2600 diagnostic_report_current_function.
2601 (diagnostic_report_diagnostic): Initialize x_data not
2602 abstract_origin.
2603 (verbatim): Likewise.
2604 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
2605 x_data.
2606 (struct diagnostic_context): Change last_function to x_data.
2607 (diagnostic_auxiliary_data): Replace with
2608 diagnostic_context_auxiliary_data and
2609 diagnostic_info_auxiliary_data.
2610 (diagnostic_last_function_changed, diagnostic_set_last_function,
2611 diagnostic_report_current_function): Move to tree-diagnostic.h.
2612 (print_declaration, dump_generic_node, print_generic_stmt,
2613 print_generic_stmt_indented, print_generic_expr,
2614 print_generic_decl, debug_c_tree, dump_omp_clauses,
2615 print_call_name, debug_generic_expr, debug_generic_stmt,
2616 debug_tree_chain, default_tree_printer): Move to
2617 tree-pretty-print.h.
2618 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
2619 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
2620 gimple-pretty-print.h.
2621 * pretty-print.c: Don't include tree.h
2622 (pp_base_format): Don't handle %K here.
2623 (pp_base_tree_identifier): Move to tree-pretty-print.c.
2624 * pretty-print.h (text_info): Change abstract_origin to x_data.
2625 (pp_tree_identifier, pp_unsupported_tree,
2626 pp_base_tree_identifier): Move to tree-pretty-print.h.
2627 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
2628 tree-pretty-print.h: New files.
2629 * tree-pretty-print.c: Include tree-pretty-print.h.
2630 (percent_K_format): New. Moved from pretty-print.c.
2631 (pp_base_tree_identifier): Move from pretty-print.c.
2632 * c-objc-common.c: Include tree-pretty-print.h.
2633 (c_tree_printer): Handle %K here.
2634 * langhooks.c: Include tree-diagnostic.h.
2635 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
2636 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
2637 (default_tree_printer): Handle %K using percent_K_format.
2638 (general_init): Use default_tree_diagnostic_starter.
2639 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
2640 (free_lang_data): Use default_tree_diagnostic_starter.
2641 * c-pretty-print.c: Include tree-pretty-print.h.
2642 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2643 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2644 * dwarf2out.c: Include tree-pretty-print.h.
2645 * except.c: Include tree-pretty-print.h.
2646 * gimple-pretty-print.c: Include tree-pretty-print.h and
2647 gimple-pretty-print.h.
2648 * gimplify.c: Include tree-pretty-print.h.
2649 * graphite-poly.c: Include tree-pretty-print.h and
2650 gimple-pretty-print.h.
2651 * ipa-cp.c: Include tree-pretty-print.h.
2652 * ipa-inline.c: Include gimple-pretty-print.h.
2653 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2654 * ipa-pure-const.c: Include gimple-pretty-print.h.
2655 * ipa-struct-reorg.c: Include tree-pretty-print.h and
2656 gimple-pretty-print.h.
2657 * ipa-type-escape.c: Include tree-pretty-print.h.
2658 * print-rtl.c: Include tree-pretty-print.h.
2659 * print-tree.c: Include gimple-pretty-print.h.
2660 * sese.c: Include tree-pretty-print.h.
2661 * tree-affine.c: Include tree-pretty-print.h.
2662 * tree-browser.c: Include tree-pretty-print.h.
2663 * tree-call-cdce.c: Include gimple-pretty-print.h.
2664 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
2665 * tree-chrec.c: Include tree-pretty-print.h.
2666 * tree-data-ref.c: Include tree-pretty-print.h and
2667 gimple-pretty-print.h.
2668 * tree-dfa.c: Include tree-pretty-print.h.
2669 * tree-if-conv.c: Include tree-pretty-print.h and
2670 gimple-pretty-print.h.
2671 * tree-inline.c: Include tree-pretty-print.h.
2672 * tree-into-ssa.c: Include tree-pretty-print.h and
2673 gimple-pretty-print.h.
2674 * tree-nrv.c: Include tree-pretty-print.h.
2675 * tree-object-size.c: Include tree-pretty-print.h and
2676 gimple-pretty-print.h.
2677 * tree-outof-ssa.c: Include tree-pretty-print.h and
2678 gimple-pretty-print.h.
2679 * tree-parloops.c: Include tree-pretty-print.h and
2680 gimple-pretty-print.h.
2681 * tree-predcom.c: Include tree-pretty-print.h and
2682 gimple-pretty-print.h.
2683 * tree-scalar-evolution.c: Include tree-pretty-print.h and
2684 gimple-pretty-print.h.
2685 * tree-sra.c: Include tree-pretty-print.h.
2686 * tree-ssa-address.c: Include tree-pretty-print.h.
2687 * tree-ssa-alias.c: Include tree-pretty-print.h.
2688 * tree-ssa-ccp.c: Include tree-pretty-print.h and
2689 gimple-pretty-print.h.
2690 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
2691 * tree-ssa-copy.c: Include tree-pretty-print.h and
2692 gimple-pretty-print.h.
2693 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
2694 * tree-ssa-dce.c: Include tree-pretty-print.h and
2695 gimple-pretty-print.h.
2696 * tree-ssa-dom.c: Include tree-pretty-print.h and
2697 gimple-pretty-print.h.
2698 * tree-ssa-dse.c: Include gimple-pretty-print.h.
2699 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
2700 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
2701 * tree-ssa-live.c: Include tree-pretty-print.h and
2702 gimple-pretty-print.h.
2703 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
2704 gimple-pretty-print.h.
2705 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
2706 gimple-pretty-print.h.
2707 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
2708 gimple-pretty-print.h.
2709 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
2710 gimple-pretty-print.h.
2711 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
2712 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
2713 * tree-ssa-operands.c: Include tree-pretty-print.h and
2714 gimple-pretty-print.h.
2715 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
2716 gimple-pretty-print.h.
2717 * tree-ssa-pre.c: Include tree-pretty-print.h and
2718 gimple-pretty-print.h.
2719 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
2720 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
2721 gimple-pretty-print.h.
2722 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
2723 gimple-pretty-print.h.
2724 * tree-ssa-sink.c: Include gimple-pretty-print.h.
2725 * tree-ssa-ter.c: Include tree-pretty-print.h and
2726 gimple-pretty-print.h.
2727 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
2728 * tree-ssa.c: Include tree-pretty-print.h and
2729 gimple-pretty-print.h.
2730 * tree-stdarg.c: Include gimple-pretty-print.h.
2731 * tree-switch-conversion.c: Include gimple-pretty-print.h.
2732 * tree-tailcall.c: Include tree-pretty-print.h and
2733 gimple-pretty-print.h.
2734 * tree-vect-data-refs.c: Include tree-pretty-print.h and
2735 gimple-pretty-print.h.
2736 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
2737 gimple-pretty-print.h.
2738 * tree-vect-loop.c: Include tree-pretty-print.h and
2739 gimple-pretty-print.h.
2740 * tree-vect-patterns.c: Include gimple-pretty-print.h.
2741 * tree-vect-slp.c: Include tree-pretty-print.h and
2742 gimple-pretty-print.h.
2743 * tree-vect-stmts.c: Include tree-pretty-print.h and
2744 gimple-pretty-print.h.
2745 * tree-vectorizer.c: Include tree-pretty-print.h.
2746 * tree-vrp.c: Include tree-pretty-print.h and
2747 gimple-pretty-print.h.
2748 * value-prof.c: Include tree-pretty-print.h and
2749 gimple-pretty-print.h.
2750 * var-tracking.c: Include tree-pretty-print.h.
2751 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
2752 (tree-diagnostic.o): New dependencies.
2753 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
2754 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
2755 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
2756 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
2757 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
2758 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
2759 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
2760 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
2761 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
2762 tree-ssa-address.o, tree-ssa-loop-niter.o,
2763 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
2764 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
2765 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
2766 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
2767 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
2768 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
2769 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
2770 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
2771 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
2772 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
2773 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
2774 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
2775 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
2776 tree-switch-conversion.o, var-tracking.o, value-prof.o,
2777 cfgexpand.o, pretty-print.o): Update dependencies.
2779 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
2781 * tree-ssa-structalias.c: Remove tm_p.h from include.
2783 2010-05-21 Jeff Law <law@redhat.com>
2785 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
2787 2010-05-21 Jason Merrill <jason@redhat.com>
2789 * tree-eh.c (cleanup_is_dead_in): New.
2790 (lower_try_finally): Don't generate a dead cleanup region.
2791 (lower_cleanup): Likewise.
2793 2010-05-21 Jakub Jelinek <jakub@redhat.com>
2795 PR debug/44223
2796 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
2797 unchain each use from the cyclic next_regno_use chain first.
2799 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
2801 * real: Do not include gmp.h, mpfr.h, and mpc.h.
2802 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
2803 (real_value_negate, real_value_abs): New prototypes.
2804 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
2805 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
2806 new include file for interface between MPFR and REAL_VALUE_TYPE.
2807 * real.c: Include realmpfr.h.
2808 (real_arithmetic2): Remove legacy function.
2809 (real_value_negate): New.
2810 (real_value_abs): New.
2811 (mfpr_from_real, real_from_mpfr): Move from here...
2812 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
2813 * builtins.c: Include realmpfr.h.
2814 * fold-const.c: Include realmpfr.h.
2815 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
2816 (fold_negate_const): Likewise.
2817 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
2818 * toplev.c: Include realmpfr.h.
2819 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
2820 and real_value_negate.
2821 * fixed-value.c (check_real_for_fixed_mode): Likewise.
2822 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
2823 (vfp3_const_double_index): Likewise.
2824 (arm_print_operand): Likewise.
2825 * Makefile.in: Update dependencies.
2827 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2829 * config/s390/s390.c (override_options): Increase the default
2830 of max-completely-peel-times.
2832 2010-05-21 Julian Brown <julian@codesourcery.com>
2833 Mark Mitchell <mark@codesourcery.com>
2835 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
2836 sibling calls for Thumb-1.
2837 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
2838 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
2839 Thumb-2.
2840 (*call_insn, *call_value_insn): Don't use for Thumb-2.
2841 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
2842 for Thumb-2.
2843 (return): New expander.
2844 (*arm_return): New name for ARM return insn.
2845 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
2847 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
2849 * config.gcc (sparc64-*-rtems*): New target.
2851 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
2853 * tree.c (build_function_decl_skip_args): Fix grammar.
2854 (build_function_type_list_1): Fix typos, adjust formatting.
2856 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
2858 * tree.h: Include real.h and fixed-value.h as basic datatypes.
2859 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
2860 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
2861 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
2862 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
2863 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
2864 tree-pretty-print.c, tree-loop-distribution.c,
2865 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
2866 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
2867 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
2868 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
2869 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
2870 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
2871 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
2872 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
2873 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
2874 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
2875 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
2876 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
2877 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
2878 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
2879 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
2880 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
2881 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
2882 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
2883 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
2884 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
2885 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
2886 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
2887 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
2888 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
2889 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
2890 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
2891 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
2892 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
2893 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
2894 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
2895 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
2896 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
2897 config/score/score7.c, config/score/score.c, config/arm/arm.c,
2898 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
2899 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
2900 config/bfin/bfin.c: Clean up redundant includes.
2901 * Makefile.in: Update accordingly.
2903 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
2905 PR middle-end/44204
2906 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
2907 statement has no arguments.
2909 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
2911 PR/44139
2912 * varasm.c (emutls_decl): Merge attributes to new decl.
2914 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
2916 PR middle-end/44101
2917 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
2918 around the uniquized constructor if its type requires a conversion.
2920 2010-05-21 Jakub Jelinek <jakub@redhat.com>
2922 PR debug/44205
2923 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
2924 at -O0 goto_locus of any of the incoming edges differs from
2925 goto_locus of outgoing edge, or gimple_location of any of the
2926 labels differs.
2928 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
2930 * ira.c (ira_non_ordered_class_hard_regs): Define.
2931 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
2932 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
2933 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
2934 cost of unaligned hard regs when allocating multi-reg pseudos.
2936 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
2938 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
2939 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
2940 for TARGET_NO_FLOAT.
2941 * config/mips/mips.c (mips_file_start): Expand conditional expression
2942 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
2943 (mips_override_options): Move -mno-float override -msoft-float and
2944 -mhard-float.
2945 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
2946 Condition(TARGET_SUPPORTS_NO_FLOAT).
2947 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
2948 __mips_no_float here.
2949 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
2950 (TARGET_SUPPORTS_NO_FLOAT): Define.
2951 * config/mips/sdemtk.opt: Delete.
2953 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2955 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
2957 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
2959 PR target/43733
2960 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
2961 * configure: Regenerate.
2962 * config.in: Regenerate.
2963 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
2964 instead of sahf only for 64bit targets.
2966 2010-05-20 Jakub Jelinek <jakub@redhat.com>
2968 PR debug/44178
2969 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
2970 setup_ref_regs for DEBUG_INSNs.
2972 2010-05-20 Jan Hubicka <jh@suse.cz>
2974 PR middle-end/44197
2975 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
2977 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2979 PR bootstrap/43870
2980 * df-scan.c (df_ref_compare): Stabilize sort.
2982 2010-05-20 Jakub Jelinek <jakub@redhat.com>
2984 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
2985 argument. Don't use DW_OP_piece if offset is non-zero,
2986 put offset into second DW_OP_bit_piece argument.
2987 (dw_sra_loc_expr): Adjust callers. For memory expressions
2988 compute offset.
2990 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
2992 PR target/44202
2993 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
2994 settings for 16-bit-constant "addo" alternative.
2996 2010-05-19 James E. Wilson <wilson@codesourcery.com>
2998 * config/mips/mips-dsp.md (add<DSPV:mode>3,
2999 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
3001 PR target/43764
3002 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
3003 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
3004 Use it.
3006 2010-05-19 Joseph Myers <joseph@codesourcery.com>
3008 * diagnostic.c (FLOAT, FFS): Don't undefine.
3009 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
3010 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
3011 include ordering.
3013 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
3015 * combine.c (propagate_for_debug): Call make_compound_operation
3016 on the source value.
3017 (try_combine): When implementing a split chosen by find_split_point,
3018 either copy i2src or set it to null. Assert that i2src is not null
3019 before substituting into CALL_INSN_FUNCTION_USAGE.
3021 2010-05-19 Anatoly Sokolov <aesok@post.ru>
3023 * double-int.h (double_int_ior): New function.
3024 * tree.h (build_int_cst_wide_type): Remove.
3025 * tree.c (build_int_cst_wide_type): Remove.
3026 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
3027 of build_int_cst_wide_type.
3028 * stor-layout.c (set_sizetype): (Ditto.).
3029 * dojump.c (do_jump): Use build_int_cstu instead of
3030 build_int_cst_wide_type.
3032 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
3034 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
3035 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
3036 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
3037 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
3038 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
3039 propagate the 'data' argument to copy_tree_r.
3040 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
3041 Propagate 'data' argument to walk_tree.
3042 (copy_if_shared): New function.
3043 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
3044 (unmark_visited): New function.
3045 (unshare_body): Call copy_if_shared instead of doing it manually.
3046 (unvisit_body): Call unmark_visited instead of doing it manually.
3048 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
3050 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
3051 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
3052 * hooks.c: Likewise.
3053 * target-def.h (TARGET_FOLD_BUILTIN): Define to
3054 hook_tree_tree_int_treep_bool_null.
3055 * target.h (struct gcc_target): Update signature of fold_builtin
3056 field.
3057 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
3058 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
3059 instead of the call expression.
3060 (fold_builtin_call_array): Pass n and argarray directly.
3061 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
3062 consing a list.
3063 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
3064 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
3065 `i' and use it in place of `arity'.
3066 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
3067 Dereference `args' directly.
3068 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
3070 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3072 * doc/sourcebuild.texi (Effective-Target Keywords): Document
3073 3dnow, sse3, sse2.
3074 (Directives): Document optional dg-require-effective-target
3075 selector.
3077 2010-05-19 Richard Guenther <rguenther@suse.de>
3079 PR lto/44196
3080 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
3082 2010-05-19 Richard Guenther <rguenther@suse.de>
3084 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
3085 * common.opt (fwhopr=): New.
3086 * opts.c (common_handle_option): Handle OPT_fwhopr.
3087 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
3088 * collect2.c (main): Match -fwhopr*.
3089 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
3090 Execute ltrans stage in parallel when jobs is bigger than 1.
3092 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3094 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
3095 pentiumpro on Solaris 8/x86 with Sun as.
3096 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
3097 hidden alias bug.
3098 (gcc_cv_as_ix86_quad): Check for .quad directive.
3099 * configure: Regenerate.
3100 * config.in: Regenerate.
3101 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
3103 2010-05-19 Martin Jambor <mjambor@suse.cz>
3105 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
3106 also for indirect edges. Actual printing moved...
3107 (ipa_print_node_jump_functions_for_edge): ...here.
3108 (ipa_compute_jump_functions): Renamed to
3109 ipa_compute_jump_functions_for_edge and made static.
3110 (ipa_compute_jump_functions): New function.
3111 (make_edge_direct_to_target): Check if the number of arguments on
3112 the newly direct edge is the same as the number of parametrs of
3113 the callee.
3114 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
3115 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
3116 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3117 analysis functions unconditionally, call the new
3118 ipa_analyze_params_uses on the node instead of every edge.
3120 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
3122 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
3123 to tree.
3124 (dump_mem_ref): Adopt debug code to handle a tree as step. This
3125 also checks for a constant int vs. non-constant but
3126 loop-invariant steps.
3127 (find_or_create_group): Change the sort algorithm to only consider
3128 steps that are constant ints.
3129 (idx_analyze_ref): Adopt code to handle a tree instead of a
3130 HOST_WIDE_INT for step.
3131 (gather_memory_references_ref): Handle tree instead of int and be
3132 prepared to see a NULL_TREE.
3133 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
3134 prefetches if the step cannot be calculated at compile time.
3135 (issue_prefetch_ref): Issue prefetches for non-constant but
3136 loop-invariant steps.
3138 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
3140 Revert:
3141 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
3143 * tree.h (build_call_list): Remove.
3144 * tree.c (build_call_list): Remove.
3146 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
3148 * tree.h (build_call_list): Remove.
3149 * tree.c (build_call_list): Remove.
3151 2010-05-18 Jan Hubicka <jh@suse.cz>
3153 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
3155 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
3157 PR rtl-optimization/43332
3158 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
3160 2010-05-18 Anatoly Sokolov <aesok@post.ru>
3162 * tree.h (build_int_cstu): Implement as static inline.
3163 * tree.c (build_int_cstu): Remove function.
3164 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
3165 sign extended.
3167 2010-05-18 Richard Guenther <rguenther@suse.de>
3169 PR lto/44143
3170 * lto-wrapper.c (verbose): New variable. Initialize from -v.
3171 (debug): Initialize from -save-temps.
3172 (collect_execute): Print command-line when verbose.
3173 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
3174 for ltrans invocation. Produce -dumpbase flag again.
3175 (process_args): Remove.
3176 (main): Simplify.
3177 * collect2.c (maybe_run_lto_and_relink): Only pass object
3178 files to lto-wrapper.
3179 * gcc.c (LINK_COMMAND_SPEC): Likewise.
3181 2010-05-18 Jan Hubicka <jh@suse.cz>
3183 * opts.c (decode_options): Do not disable whopr at ipa_cp.
3184 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
3186 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
3188 PR lto/44184
3189 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
3190 in a GIMPLE_ASM.
3191 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
3192 in a GIMPLE_ASM.
3194 2010-05-18 Jakub Jelinek <jakub@redhat.com>
3196 PR debug/41371
3197 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
3198 rtx_equal_p inline.
3200 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
3202 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
3203 lto-macho as lto_binary_reader.
3205 * darwin.c (darwin_asm_named_section): Do not add assembler comment
3206 after .section directive; just print it before the directive instead.
3208 2010-05-17 Jan Hubicka <jh@suse.cz>
3210 * cgraph.c (cgraph_create_virtual_clone): Only check
3211 versionable_function_p when not in wpa and checking is enabled.
3212 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
3213 there are no more functions to materialize.
3215 2010-05-17 Jan Hubicka <jh@suse.cz>
3217 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
3218 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
3219 New functions.
3220 (output_cgraph): Call output_cgraph_opt_summary.
3221 (input_cgrpah): Call input_cgraph_opt_summary.
3222 (output_cgraph_opt_summary_p, output_node_opt_summary,
3223 input_node_opt_summary, input_cgraph_opt_section): New functions.
3224 * lto-section-in.c (lto_section_name): Add cgraphopt.
3225 * tree-inline.c (tree_function_versioning): Handle parm_num.
3226 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
3227 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
3229 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
3231 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
3232 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
3233 the insn to prefetch ratio heuristic to loops with known trip count.
3235 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
3237 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
3238 (schedule_prefetches): Do not generate a prefetch if the unroll factor
3239 is far from what is required by the prefetch.
3241 2010-05-17 Jan Hubicka <jh@suse.cz>
3243 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
3244 (ipcp_estimate_growth): Likewise.
3245 (ipcp_const_param_count): Likewise.
3246 (ipcp_insert_stage): Likewise.
3247 * ipa-prop.c (visit_load_for_mod_analysis): New function.
3248 (visit_store_addr_for_mod_analysis): Set used flag.
3249 (ipa_detect_param_modifications): Set used flag for SSE params;
3250 update use of walk_stmt_load_store_addr_ops.
3251 (ipa_print_node_params): Print used flag.
3252 (ipa_write_node_info): Stream used flag.
3253 (ipa_read_node_info): Likewise.
3254 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
3255 (ipa_is_param_used): New function.
3256 (lto_ipa_fixup_call_notes): Remove unused declaration.
3258 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3260 PR target/44074
3261 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
3262 * configure: Regenerate.
3263 * config.in: Regenerate.
3264 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
3265 !HAVE_AS_IX86_REP_LOCK_PREFIX.
3266 Don't emit whitespace.
3267 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
3268 (*rep_movsi): Likewise.
3269 (*rep_movsi_rex64): Likewise.
3270 (*rep_movqi): Likewise.
3271 (*rep_movqi_rex64): Likewise.
3272 (*rep_stosdi_rex64): Likewise.
3273 (*rep_stossi): Likewise.
3274 (*rep_stossi_rex64): Likewise.
3275 (*rep_stosqi): Likewise.
3276 (*rep_stosqi_rex64): Likewise.
3277 (*cmpstrnqi_nz_1): Use {%;} after repz.
3278 (*cmpstrnqi_nz_rex_1): Likewise.
3279 (*cmpstrnqi_1): Likewise.
3280 (*cmpstrnqi_rex_1): Likewise.
3281 (*strlenqi_1): Use {%;} after repnz.
3282 (*strlenqi_rex_1): Likewise.
3283 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
3284 (*sync_compare_and_swap<mode>): Likewise.
3285 (sync_double_compare_and_swap<mode>): Likewise.
3286 (*sync_double_compare_and_swapdi_pic): Likewise.
3287 (sync_old_add<mode>): Likewise.
3288 (sync_add<mode>): Likewise.
3289 (sync_sub<mode>): Likewise.
3290 (sync_<code><mode>): Likewise.
3292 2010-05-17 Martin Jambor <mjambor@suse.cz>
3294 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
3295 otr_token and polymorphic.
3296 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
3297 (cgraph_clone_edge): Copy the above fields.
3298 * tree.c (get_binfo_at_offset): New function.
3299 * tree.h (get_binfo_at_offset): Declare.
3300 * ipa-prop.h (enum jump_func_type): Added known_type jump function
3301 type, reordered items, updated comments.
3302 (union jump_func_value): Added base_type field, reordered fields.
3303 (enum ipa_lattice_type): Moved down in the file.
3304 (struct ipa_param_descriptor): New field polymorphic.
3305 (ipa_is_param_polymorphic): New function.
3306 * ipa-prop.c: Include gimple.h and gimple-fold.h.
3307 (ipa_print_node_jump_functions): Print known type jump functions.
3308 (compute_complex_pass_through): Renamed to...
3309 (compute_complex_assign_jump_func): this.
3310 (compute_complex_ancestor_jump_func): New function.
3311 (compute_known_type_jump_func): Likewise.
3312 (compute_scalar_jump_functions): Create known type and complex ancestor
3313 jump functions.
3314 (ipa_note_param_call): New parameter polymorphic, set the corresponding
3315 flag in the call note accordingly.
3316 (ipa_analyze_call_uses): Renamed to...
3317 (ipa_analyze_indirect_call_uses): this. New parameter target, define
3318 variable var only in the block where it is used.
3319 (ipa_analyze_virtual_call_uses): New function.
3320 (ipa_analyze_call_uses): Likewise.
3321 (combine_known_type_and_ancestor_jfs): Likewise.
3322 (update_jump_functions_after_inlining): Implemented handling of a
3323 number of new jump function types combination.
3324 (print_edge_addition_message): Removed.
3325 (make_edge_direct_to_target): New function.
3326 (try_make_edge_direct_simple_call): Likewise.
3327 (try_make_edge_direct_virtual_call): Likewise.
3328 (update_call_notes_after_inlining): Renamed to...
3329 (update_indirect_edges_after_inlining): this. Moved edge creation for
3330 indirect calls to try_make_edge_direct_simple_call, also calls
3331 try_make_edge_direct_virtual_call for virtual calls.
3332 (ipa_print_node_params): Changed the header message.
3333 (ipa_write_jump_function): Stream also known type jump functions.
3334 (ipa_read_jump_function): Likewise.
3335 (ipa_write_indirect_edge_info): Stream new fields in
3336 cgraph_indirect_call_info.
3337 (ipa_read_indirect_edge_info): Likewise.
3338 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
3339 GIMPLE_FOLD_H.
3341 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3343 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
3345 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
3347 * tree.h (CALL_EXPR_ARGS): Delete.
3348 (call_expr_arglist): Delete.
3349 * tree.c (call_expr_arglist): Delete.
3350 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
3351 targetm.fold_builtin.
3352 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
3353 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
3354 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
3355 arglist parameter. Use CALL_EXPR_ARG.
3356 (picochip_expand_builtin_3op): Likewise.
3357 (picochip_expand_builtin_2opvoid): Likewise.
3358 (picochip_expand_array_get): Likewise.
3359 (picochip_expand_array_put): Likewise.
3360 (picochip_expand_array_testport): Likewise.
3361 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
3362 rather than arglist.
3363 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
3364 CALL_EXPR_ARGS.
3365 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
3366 than TREE_VALUE and TREE_CHAIN.
3367 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
3368 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
3369 the arglist.
3371 2010-05-17 Jakub Jelinek <jakub@redhat.com>
3373 PR bootstrap/42347
3374 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
3375 to have no fallthru edge.
3377 PR middle-end/44102
3378 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
3379 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
3380 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
3381 add BARRIER after previous bb if needed.
3383 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
3385 * tree.c (build_function_type_list_1): Remove bogus assert condition.
3387 2010-05-17 Alan Modra <amodra@gmail.com>
3389 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
3390 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
3391 with copy_reg rtx param.
3392 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
3393 Correct cases where code for ABI_V4 did not initialise the reg
3394 used to access frame. Also leave frame_reg_rtx as sp for large
3395 frames that save no regs.
3397 2010-05-17 Martin Jambor <mjambor@suse.cz>
3399 PR middle-end/44133
3400 * tree-sra.c (create_access_replacement): New parameter rename, mark
3401 the replaement for renaming only when it is true.
3402 (get_access_replacement): Pass true in the rename parameter of
3403 create_access_replacement.
3404 (get_unrenamed_access_replacement): New function.
3405 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
3406 replacement declaration from it.
3408 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
3410 * function.c (try_fit_stack_local, add_frame_space): New static
3411 functions.
3412 (assign_stack_local_1): Use them. Look for opportunities to use
3413 space previously wasted on alignment.
3414 * function.h (struct frame_space): New.
3415 (struct rtl_data): Add FRAME_SPACE_LIST member.
3416 * reload1.c (something_was_spilled): New static variable.
3417 (alter_reg): Set it.
3418 (reload): Test it in addition to testing if the frame size changed.
3420 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
3422 * config/s390/s390.c: Define sane prefetch settings and activate
3423 flag_prefetch_loop_arrays on -O3.
3424 * config/s390/s390.h: Declare that read can use write prefetch.
3426 2010-05-17 Jakub Jelinek <jakub@redhat.com>
3428 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
3429 build.
3431 2010-05-16 Jan Hubicka <jh@suse.cz>
3433 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
3434 function body; do not check stdarg field of struct function.
3436 2010-05-16 Jan Hubicka <jh@suse.cz>
3438 * cgraph.c (dump_cgraph_node): Dump versionable flag.
3439 * cgraph.h (cgraph_local_info): Add versionable flag.
3440 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
3441 (ipcp_versionable_function_p): Use it.
3442 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
3443 versionable flag.
3445 2010-05-16 Jan Hubicka <jh@suse.cz>
3447 * cgraph.c (cgraph_clone_node): Take decl argument and insert
3448 clone into hash when it is different from orig.
3449 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
3450 * cgraph.h (cgraph_clone_node): Update prototype.
3451 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
3452 (lto_cgraph_encoder_delete): Delete body map.
3453 (lto_cgraph_encoder_size): Move to header.
3454 (lto_cgraph_encoder_encode_body_p,
3455 lto_set_cgraph_encoder_encode_body): New.
3456 (lto_output_node): Do not take written_decls argument; output clone_of
3457 pointer.
3458 (add_node_to): Add include_body_argument; call
3459 lto_set_cgraph_encoder_encode_body on master of the clone.
3460 (add_references): Update use of add_node_to.
3461 (compute_ltrans_boundary): Likewise.
3462 (output_cgraph): Do not create written_decls bitmap.
3463 (input_node): Take nodes argument; stream in clone_of correctly.
3464 (input_cgraph_1): Update use of input_node.
3465 * lto-streamer-out.c (lto_output): Use encoder info to decide
3466 what bodies to output.
3467 * ipa-inline.c (cgraph_clone_inlined_nodes,
3468 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
3469 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
3470 (lto_cgraph_encoder_size): Define here.
3471 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
3472 Declare.
3474 2010-05-16 Richard Guenther <rguenther@suse.de>
3476 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
3477 -fipa-type-escape.
3478 * ipa-type-escape.c (gate_type_escape_vars): Run when
3479 -fipa-struct-reorg runs.
3480 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
3481 * common.opt (fipa-type-escape): Remove.
3483 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
3485 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
3486 (decode_options): Likewise.
3487 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
3489 2010-05-16 Jan Hubicka <jh@suse.cz>
3491 * ipa.c (function_and_variable_visibility): Also bring local all
3492 aliases.
3494 2010-05-16 Richard Guenther <rguenther@suse.de>
3496 * alias.c (nonoverlapping_memrefs_p): Remove use of
3497 IPA type-escape information.
3499 2010-05-16 Joseph Myers <joseph@codesourcery.com>
3501 * c-common.c (c_common_reswords): Add _Static_assert for C.
3502 * c-parser.c (c_token_starts_declaration,
3503 c_parser_next_token_starts_declaration,
3504 c_parser_static_assert_declaration_no_semi,
3505 c_parser_static_assert_declaration): New.
3506 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
3507 Handle static assertions if static_assert_ok.
3508 (c_parser_external_declaration, c_parser_declaration_or_fndef,
3509 c_parser_compound_statement_nostart, c_parser_label,
3510 c_parser_for_statement, c_parser_objc_methodprotolist,
3511 c_parser_omp_for_loop): All callers of
3512 c_parser_declaration_or_fndef changed.
3513 (c_parser_struct_declaration): Handle static assertions.
3514 (c_parser_compound_statement_nostart): Use
3515 c_parser_next_token_starts_declaration and
3516 c_token_starts_declaration to detect start of declarations.
3517 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
3518 Likewise.
3520 2010-05-16 Anatoly Sokolov <aesok@post.ru>
3522 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3523 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3524 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3525 TARGET_FUNCTION_VALUE_REGNO_P): Define.
3526 (mmix_function_outgoing_value): Rename to...
3527 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
3528 (mmix_function_value_regno_p): Make static.
3529 (mmix_libcall_value): New function.
3530 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
3531 mmix_function_value_regno_p): Remove declaration.
3533 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
3535 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
3536 BUILT_IN_ALLOCA if stack checking is enabled.
3538 2010-05-16 Richard Guenther <rguenther@suse.de>
3540 * var-tracking.c (vars_copy_1): Inline ...
3541 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
3542 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
3543 (variable_merge_over_cur): Adjust. Merge asserts.
3544 (variable_merge_over_src): Likewise.
3545 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
3546 (variable_post_merge_new_vals): Merge asserts.
3547 (variable_post_merge_perm_vals): Likewise.
3548 (find_mem_expr_in_1pdv): Likewise.
3549 (dataflow_set_different_value): Remove.
3550 (onepart_variable_different_p): Merge asserts.
3551 (variable_different_p): Likewise.
3552 (dataflow_set_different_1): Inline ...
3553 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
3554 (emit_notes_for_differences_1): Merge asserts.
3556 2010-05-16 Richard Guenther <rguenther@suse.de>
3558 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
3559 * optabs.c (libfunc_decl_hash): Likewise.
3560 * varasm.c (emutls_decl): Likewise.
3562 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
3564 * c-decl.c: Don't include gimple.h.
3565 (merge_decls): Do not copy gimple_body.
3567 2010-05-15 Jason Merrill <jason@redhat.com>
3569 * c.opt: Add -fnothrow-opt.
3571 2010-05-15 Jan Hubicka <jh@suse.cz>
3573 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
3574 analyzed.
3575 * passes.c (ipa_write_summaries): Write all analyzed nodes.
3577 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
3579 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
3580 * Makefile.in: Add it.
3581 Fix all other Makefile dependencies for changes below.
3582 * tree.h: Include it instead of defining VEC primitives here.
3583 * gimple.h: Likewise.
3584 * rtl.h: Likewise.
3585 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
3586 * except.h: Include vecir.h, break dependence on tree.h.
3588 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
3589 Move from here...
3590 * tree-iterator.c: ...to here.
3591 * tree-iterator.h: Fix file introduction comment. Add extern markers.
3593 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
3594 tm_p.h.
3595 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
3596 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
3597 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
3598 tree-mudflap.h, and target.h.
3599 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
3600 predict.h, tree-inline.h, gimple.h, and langhooks.h.
3601 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
3602 Add FIXME for why gimple.h is still included (should be unnecessary
3603 since GCC 4.5 gimplification unit-at-a-time).
3604 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
3605 * c-pragma.c: Add FIXME for why function.h needs to be included just
3606 for cfun, at front-end level.
3607 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
3608 Do not include ggc.h, but include vecprim.h for VEC(char).
3609 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
3610 Explain why target.h is included.
3611 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
3612 Explain why gimple.h is included.
3613 * c-ppoutput.c: Do not include tm.h.
3614 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
3615 * c-parses.c: Explain why rtl.h is included, and that this (and only
3616 this) is also why tm.h must be included.
3617 Do not include except.h.
3618 * c-lang.c: Do not include ggc.h.
3620 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
3622 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
3624 2010-05-15 Joseph Myers <joseph@codesourcery.com>
3626 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
3627 unions by default if those structs and unions have no tags. Do
3628 not condition anonymous struct and unions handling on flag_iso.
3629 Allow anonymous structs and unions for C1X.
3630 (finish_struct): Do not diagnose lack of named fields when
3631 anonymous structs and unions present for C1X. Accept flexible
3632 array members in structure with anonymous structs or unions but no
3633 directly named fields.
3634 * doc/extend.texi (Unnamed Fields): Update.
3636 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
3638 * gimple.h (compare_field_offset): Rename into...
3639 (gimple_compare_field_offset): ...this.
3640 * gimple.c (compare_field_offset): Rename into...
3641 (gimple_compare_field_offset): ...this. Compare the full access if
3642 the offset is self-referential.
3643 (gimple_types_compatible_p): Adjust for above renaming.
3644 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
3645 DECL_NONADDRESSABLE_P flag of fields before merging them.
3647 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
3649 * tree.h (ctor_to_list): Delete.
3650 * tree.c (ctor_to_list): Delete.
3652 2010-05-15 Jan Hubicka <jh@suse.cz>
3654 * ipa-reference.c: Include toplev.h
3655 (is_proper_for_analysis): Only add to all_module_statics
3656 if it is allocated.
3657 (write_node_summary_p, stream_out_bitmap,
3658 ipa_reference_write_optimization_summary,
3659 ipa_reference_read_optimization_summary): New.
3660 (struct ipa_opt_pass_d pass_ipa_reference): Add
3661 optimization summary streaming.
3662 * lto-cgraph.c (referenced_from_this_partition_p,
3663 reachable_from_this_partition_p): New functions.
3664 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
3665 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
3666 * opts.c (decode_options): Enable ipa_reference.
3667 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
3668 * lto-streamer.h (referenced_from_this_partition_p,
3669 reachable_from_this_partition_p): Declare.
3671 2010-05-15 Richard Guenther <rguenther@suse.de>
3673 PR tree-optimization/44038
3674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
3675 taking the address of a V_C_E of a constant.
3677 2010-05-14 Jan Hubicka <jh@suse.cz>
3679 * tree.h (memory_identifier_string): Remove.
3680 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
3681 (ipa_reference_global_vars_info_d): Remove statics_not_read and
3682 statics_not_written.
3683 (ipa_reference_optimization_summary_d): New structure.
3684 (ipa_reference_optimization_summary_t): New type and vector.
3685 (ipa_reference_vars_info_d): Embedd structures instead of using
3686 pointers.
3687 (reference_vars_to_consider): Remove out of GGC space.
3688 (module_statics_escape): Remove.
3689 (global_info_obstack): Rename to ...
3690 (optimization_summary_obstack): ... this one.
3691 (initialization_status_t): Remove.
3692 (memory_identifier_string): Remove.
3693 (get_reference_vars_info): Fix indenting.
3694 (set_reference_vars_info): Likewise.
3695 (get_reference_optimization_summary): New.
3696 (set_reference_optimization_summary): New.
3697 (get_global_reference_vars_info): Remove.
3698 (ipa_reference_get_read_global): Remove.
3699 (ipa_reference_get_written_global): Remove.
3700 (ipa_reference_get_not_read_global): Update.
3701 (ipa_reference_get_not_written_global): Update.
3702 (is_proper_for_analysis): Outlaw addressable.
3703 (propagate_bits): Update for new datastructures.
3704 (analyze_variable): Remove.
3705 (init_function_info): Update for new datastructures.
3706 (clean_function_local_data): Remove.
3707 (clean_function): Remove.
3708 (copy_global_bitmap): Use optimizations_summary_obstack.
3709 (duplicate_node_data): Duplicate optimization summary only.
3710 (remove_node_data): Remove optimization summary only.
3711 (generate_summary): Do not analyze variables; do not compute
3712 module_statics_escape; do not prune solutions by it.
3713 (read_write_all_from_decl): Fix typos in comments.
3714 (propagate): Doscover readonly and nonaddressable first;
3715 update for new datastructures; share global bitmaps.
3716 * ipa-reference.h (ipa_reference_get_read_global,
3717 ipa_reference_get_written_global): Remove.
3718 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
3719 * Makefile.in: Remove ipa-refereference from GT files.
3721 2010-05-14 Jakub Jelinek <jakub@redhat.com>
3723 PR debug/44112
3724 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
3725 for all SYMBOL_REF_DECLs.
3727 2010-05-14 Jan Hubicka <jh@suse.cz>
3729 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
3730 (varpool_all_refs_explicit_p): New inline function.
3731 * ipa-reference.c: Update comment.
3732 (module_statics_written): Remove.
3733 (get_static_decl): Remove.
3734 (ipa_init): Do not initialize module_statics_written.
3735 (analyze_function): Likewise.
3736 (generate_summary): Likewise; do not compute module_statics_readonly
3737 and do not update variable flags.
3738 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
3739 * ipa.c: Inlucde flags.h
3740 (cgraph_local_node_p): New.
3741 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
3742 promote functions to local.
3743 (ipa_discover_readonly_nonaddressable_vars): New function.
3744 (function_and_variable_visibility): Use cgraph_local_node_p.
3745 * varpool.c (varpool_finalize_decl): Set force_output for
3746 DECL_PRESERVE_P vars.
3748 2010-05-14 Jan Hubicka <jh@suse.cz>
3750 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
3752 2010-05-14 Richard Guenther <rguenther@suse.de>
3754 PR tree-optimization/44119
3755 * tree-ssa-pre.c (eliminate): Properly mark replacement of
3756 a PHI node necessary.
3758 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
3760 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
3762 2010-05-14 Jason Merrill <jason@redhat.com>
3764 PR c++/44127
3765 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
3766 (gimple_call_set_nothrow): New.
3767 * gimple.c (gimple_build_call_from_tree): Call it.
3768 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
3770 PR c++/44127
3771 * gimplify.c (gimplify_seq_add_stmt): No longer static.
3772 * gimple.h: Declare it.
3773 * gimple.c (gimple_build_eh_filter): No ops.
3775 2010-05-14 Jan Hubicka <jh@suse.cz>
3777 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
3778 nodes already in queue.
3779 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
3780 re-enqueueing node.
3782 2010-05-14 Jakub Jelinek <jakub@redhat.com>
3784 PR debug/44136
3785 * cfgexpand.c (expand_debug_expr): If non-memory op0
3786 has BLKmode, return NULL.
3788 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
3790 * config.gcc: Add support for --with-cpu option for bdver1.
3791 * config/i386/i386.h (TARGET_BDVER1): New macro.
3792 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
3793 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
3794 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
3795 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
3796 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
3797 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
3798 (processor_type): Add PROCESSOR_BDVER1.
3799 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
3800 processor_type in config/i386/i386.h.
3801 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
3802 movaps <reg, reg> instead of movapd <reg, reg> when replacing
3803 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
3804 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
3805 to emit packed xor instead of packed double/packed integer
3806 xor for SSE and AVX when moving a zero value.
3807 * config/i386/sse.md: Add check for
3808 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
3809 movapd/movdqa for SSE and AVX.
3810 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
3811 single logical operations i.e and, or and xor instead of packed double
3812 logical operations for SSE and AVX.
3813 * config/i386/i386-c.c (ix86_target_macros_internal):
3814 Add PROCESSOR_BDVER1.
3815 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
3816 (has_fma4, has_xop): New.
3817 * config/i386/i386.c (bdver1_cost): New variable.
3818 (m_BDVER1): New macro.
3819 (m_AMD_MULTIPLE): Add m_BDVER1.
3820 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
3821 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
3822 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
3823 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
3824 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
3825 x86_tune_sse_partial_reg_dependency,
3826 x86_tune_sse_unaligned_load_optimal,
3827 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
3828 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
3829 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
3830 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
3831 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
3832 Enable/disable for bdver1.
3833 (processor_target_table): Add bdver1_cost.
3834 (cpu_names): Add bdver1.
3835 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
3836 processor_alias_table.
3837 (ix86_expand_vector_move_misalign): Change.
3838 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
3839 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
3840 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
3841 of movupd/movdqu for SSE and AVX.
3842 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
3843 (ix86_tune_adjust_cost): Add code for bdver1.
3844 (standard_sse_constant_opcode): Add check for
3845 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
3846 of packed double xor for SSE and AVX.
3848 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
3850 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
3851 result to unsigned.
3853 2010-05-14 Tristan Gingold <gingold@adacore.com>
3855 * toplev.c (default_debug_hooks): Remove this variable.
3856 (process_options): Remove assignments to default_debug_hooks.
3858 2010-05-14 Martin Jambor <mjambor@suse.cz>
3860 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
3861 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
3862 * langhooks.h (struct lang_hooks_for_decls): Removed field
3863 fold_obj_type_ref.
3864 * tree.c (free_lang_data): Remove assignment to
3865 lang_hooks.fold_obj_type_ref.
3866 * tree.def (OBJ_TYPE_REF): Update comment.
3868 2010-05-14 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/44124
3871 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
3873 2010-05-14 Alan Modra <amodra@gmail.com>
3875 PR target/44075
3876 * config/rs6000/rs6000.c (struct machine_function): Reorder
3877 fields for better packing. Add lr_save_state.
3878 (rs6000_ra_ever_killed): Return lr_save_state if set.
3879 (rs6000_emit_eh_reg_restore): Set lr_save_state.
3881 2010-05-13 Jan Hubicka <jh@suse.cz>
3883 * varpool.c (decide_is_variable_needed): Drop code checking
3884 TREE_SYMBOL_REFERENCED.
3886 2010-05-13 Jan Hubicka <jh@suse.cz>
3888 * final.c (output_addr_const): Do not call mark_decl_referenced.
3889 * cgraphunit.c (process_function_and_variable_attributes): Use
3890 mark_needed_node dirrectly.
3891 (assemble_thunk): Do not call mark_decl_referenced.
3893 2010-05-13 Anatoly Sokolov <aesok@post.ru>
3895 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
3897 2010-05-13 Jeff Law <law@redhat.com>
3899 * ira-conflicts.c (print_allocno_conflicts): New function broken out
3900 from...
3901 (print_conflicts): Call print_allocno_conflicts.
3903 2010-05-13 Jakub Jelinek <jakub@redhat.com>
3905 PR debug/44104
3906 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
3907 if it is NULL.
3909 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
3911 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
3912 t-mingw-w64 or t-mingw-w32 for multilib configuration.
3913 * config/i386/t-mingw-w32: New.
3914 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
3916 2010-05-13 Martin Jambor <mjambor@suse.cz>
3918 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
3919 gimple-fold.c).
3920 * gimple-fold.c (get_base_binfo_for_type): New function.
3921 (gimple_get_relevant_ref_binfo): Likewise.
3922 (gimple_fold_obj_type_ref_known_binfo): Likewise.
3923 (gimple_fold_obj_type_ref): Likewise.
3924 (fold_gimple_call): Simplify condition for folding virtual calls
3925 and call gimple_fold_obj_type_ref.
3926 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
3927 (gimple_fold_obj_type_ref_known_binfo): Likewise.
3929 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
3931 * config/rs6000/rs6000-protos.h
3932 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
3933 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
3934 (rs6000_debug_mode_dependent_address)
3935 (rs6000_mode_dependent_address_ptr): Likewise.
3937 2010-05-13 Jakub Jelinek <jakub@redhat.com>
3939 PR debug/43983
3940 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
3941 by SRA.
3942 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
3943 * tree-sra.c (create_access_replacement): Call unshare_expr before
3944 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
3945 * dwarf2out.c: Include tree-flow.h.
3946 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
3947 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3948 Handle DW_OP_bit_piece.
3949 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
3950 construct_piece_list, adjust_piece_list): New functions.
3951 (add_var_loc_to_decl): Handle SRA optimized variables.
3952 Adjust for var_loc_note to loc field renaming.
3953 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
3954 in VAR_LOCATION note.
3955 (new_loc_descr_op_bit_piece): New function.
3956 (dw_sra_loc_expr): New function.
3957 (dw_loc_list): Use it. Don't handle the last range after the
3958 loop, handle it inside of the loop. Adjust for var_loc_note
3959 to loc field renaming.
3960 (add_location_or_const_value_attribute): Only special case
3961 single entry loc lists if loc is NOTE_P. Adjust for
3962 var_loc_note to loc field renaming.
3963 (dwarf2out_var_location): Don't set newloc->var_loc_note
3964 and newloc->next here.
3966 2010-05-12 Jan Hubicka <jh@suse.cz>
3968 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
3969 flag.
3970 * cgraph.h (cgraph_only_called_directly_p,
3971 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
3972 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
3973 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
3974 (assemble
3975 * ipa.c (cgraph_remove_unreachable_nodes): Use
3976 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
3977 flags.
3978 * tree-inline.c (copy_bb): Check address_taken flag.
3979 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
3980 externally_visible flag.
3982 2010-05-12 Jason Merrill <jason@redhat.com>
3984 PR bootstrap/44048
3985 PR target/44099
3986 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
3987 * sdbout.c (plain_type_1): Likewise.
3988 * dwarf2out.c (is_base_type): Likewise.
3989 (gen_type_die_with_usage): Likewise. Generate
3990 DW_TAG_unspecified_type for any LANG_TYPE.
3992 2010-05-12 Jan Hubicka <jh@suse.cz>
3994 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
3995 indrect edges too.
3996 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
3997 (cgraph_clone_edge): Update.
3998 (cgraph_node_remove_callees): Remove indirect calls too.
3999 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
4000 (cgraph_create_indirect_edge): Update prototype.
4001 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
4002 is_proper_for_analysis.
4003 (add_new_function, visited_nodes, function_insertion_hook_holder,
4004 get_local_reference_vars_info, mark_address_taken, mark_address,
4005 mark_load, mark_store, check_asm_memory_clobber, check_call,
4006 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
4007 (ipa_init): Do not initialize visited_nodes;
4008 function_insertion_hook_holder.
4009 (analyze_variable): Rewrite.
4010 (analyze_function): Rewrite.
4011 (copy_local_bitmap): Remove.
4012 (duplicate_node_dat): Do not duplicate local info.
4013 (generate_summary): Simplify to only walk cgraph.
4014 (write_node_summary_p, ipa_reference_write_summary,
4015 ipa_reference_read_summary): Remove.
4016 (propagate): Do not remove function insertion;
4017 generate summary.
4018 (pass_ipa_reference): NULLify summary handling fields.
4019 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
4020 (input_edge): Input ecf_flags.
4021 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
4022 (update_indirect_edges_after_inlining): Ignore edges with unknown
4023 param.
4025 2010-05-12 Sriraman Tallam <tmsriram@google.com>
4027 * implicit-zee.c: New file.
4028 * tree-pass.h (pass_implicit_zee): Declare.
4029 * passes.c (init_optimization_passes): Add zee pass.
4030 * common.opt (fzee): New flag.
4031 * timevar.def (TV_ZEE): Define.
4032 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
4033 and beyond.
4034 * Makefile.in (implicit-zee.o): Add new build file.
4036 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
4037 Nathan Froyd <froydnj@codesourcery.com>
4039 * c-common.c (sync_resolve_params): Remove write-only variable.
4041 2010-05-12 Anatoly Sokolov <aesok@post.ru>
4043 * target.h (struct gcc_target): Add mode_dependent_address_p field.
4044 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
4045 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
4046 * targhooks.c (default_mode_dependent_address_p): New function.
4047 * targhooks.h (default_mode_dependent_address_p): Declare function.
4048 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
4049 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
4050 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
4051 target hook. Change return type to bool.
4052 * recog.h (mode_dependent_address_p): Change return type to bool.
4054 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
4055 Nathan Froyd <froydnj@codesourcery.com>
4057 * tree-mudflap.c (build_function_type_0, build_function_type_1,
4058 build_function_type_2, build_function_type_3): Remove.
4059 (mudflap_init): Use build_function_type_list.
4061 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
4062 Nathan Froyd <froydnj@codesourcery.com>
4064 * coverage.c (build_fn_info_value): Call build_constructor instead of
4065 build_constructor_from_list.
4066 (build_ctr_info_value): Likewise.
4067 (build_gcov_info): Likewise.
4069 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
4071 * tree.c (build_constructor): Compute TREE_CONSTANT for the
4072 resultant constructor.
4073 (build_constructor_single): Don't set TREE_CONSTANT.
4074 (build_constructor_from_list): Don't compute TREE_CONSTANT.
4076 2010-05-12 Jan Hubicka <jh@suse.cz>
4078 * cgraph.h (struct varpool_node): Add aux.
4079 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
4080 * varpool.c (varpool_remove_node): Do not remove initializer.
4081 (varpool_reset_queue): Export.
4082 (varpool_finalize_decl): Volatile vars are forced to be output.
4083 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
4084 replaced decl.
4085 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
4086 process_references, varpool_can_remove_if_no_refs): New functions.
4087 (cgraph_remove_unreachable_nodes): Handle variables too.
4089 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
4091 PR target/44088
4092 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
4094 2010-05-12 Jakub Jelinek <jakub@redhat.com>
4096 PR middle-end/44085
4097 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
4098 change value of ORT_TASK.
4099 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
4100 (omp_notice_threadprivate_variable): New function.
4101 (omp_notice_variable): Call it for threadprivate variables.
4102 If enclosing ctx is a task, print enclosing task rather than
4103 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
4104 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
4105 if task has untied clause.
4107 PR debug/42278
4108 * dwarf2out.c (base_type_die): Don't add name attribute here.
4109 (modified_type_die): Instead of sizetype use
4110 its underlying original type. If a DW_TAG_base_type doesn't
4111 have name added, add __unknown__.
4112 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
4113 always call force_type_die instead.
4115 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
4117 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
4118 for __stack_chk_guard.
4120 2010-05-11 Jakub Jelinek <jakub@redhat.com>
4122 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
4123 don't call start_source_file debug hook here...
4124 (finish_options): ... but here, after outputting predefined and
4125 command line defines and undefs.
4127 PR middle-end/44071
4128 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
4129 no fallthru edge.
4130 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
4131 optimizing away empty bb with no successors, move over its
4132 footer chain to fallthru predecessor.
4133 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
4134 (rtl_split_edge): For asm goto call patch_jump_insn even if
4135 splitting fallthru edge.
4137 PR c++/44059
4138 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
4139 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
4140 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
4141 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
4142 on DW.ref.* decls.
4144 PR c++/44062
4145 * c-parser.c (c_parser_expression): Mark LHS of a comma
4146 expression as read if it is a decl, handled component or
4147 COMPOUND_EXPR with that on the RHS.
4148 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
4149 if it is a decl or handled component.
4151 2010-05-11 Jan Hubicka <jh@suse.cz>
4153 * lto-symtab.c (lto_symtab_free): New function.
4154 * lto-streamer.h (lto_symtab_free): Declare.
4156 2010-05-11 Jan Hubicka <jh@suse.cz>
4158 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
4159 that if function is needed it is reachable.
4160 (lto_output_node): See if it the function is reachable or referenced.
4161 (output_cgraph): Update call of lto_output_node.
4162 * lto-streamer.h (reachable_from_other_partition_p): Declare.
4164 2010-05-11 Jan Hubicka <jh@suse.cz>
4166 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
4167 Mark as used.
4169 2010-05-11 Jan Hubicka <jh@suse.cz>
4171 PR tree-optimize/44063
4172 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
4173 queue.
4174 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
4175 limits.
4176 (estimate_function_body_sizes): Compute sizes even when disregarding.
4178 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
4180 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
4182 2010-05-11 Jan Hubicka <jh@suse.cz>
4184 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
4185 into every boundary.
4187 2010-05-11 Jan Hubicka <jh@suse.cz>
4189 * matrix-reorg.c (matrix_reorg): Rebuild edges.
4191 2010-05-11 Jan Hubicka <jh@suse.cz>
4193 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
4194 lto_streamer_cache_delete): Put nodes into heap.
4195 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
4196 heap.
4198 2010-05-11 Jan Hubicka <jh@suse.cz>
4200 * cgraphbuild.c (cgraph_rebuild_references): New.
4201 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
4202 out extern inlines.
4203 * cgraph.h (cgraph_rebuild_references): Declare.
4204 * tree-inline.c (tree_function_versioning): Use it.
4205 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
4207 2010-05-11 Jan Hubicka <jh@suse.cz>
4209 * cgraph.c: Include ipa-utils.h
4210 (cgraph_create_virtual_clone): Update references.
4211 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
4213 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
4215 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
4216 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
4217 cache size.
4219 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
4221 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
4223 2010-05-11 Jakub Jelinek <jakub@redhat.com>
4225 * gcc.c (execute): For -### don't quote arguments that
4226 contain just alphanumerics and _/-. characters.
4227 * doc/invoke.texi: Document that change for -###.
4229 PR debug/44023
4230 * df-problems.c (struct dead_debug): Add to_rescan field.
4231 (dead_debug_init): Clear to_rescan field.
4232 (dead_debug_finish): Rescan all debug insns in to_rescan
4233 bitmap and free the bitmap.
4234 (dead_debug_insert_before): Instead of rescanning debug insns
4235 immediately queue their rescanning until dead_debug_finish.
4236 (df_note_bb_compute): After dead_debug_add do continue instead
4237 of break.
4239 2010-05-10 Jakub Jelinek <jakub@redhat.com>
4241 PR debug/44028
4242 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
4243 clear also INSN_REG_USE_LIST.
4245 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4247 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
4249 2010-05-10 Jan Hubicka <jh@suse.cz>
4251 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
4252 commited change.
4254 2010-05-10 Jan Hubicka <jh@suse.cz>
4256 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
4257 Allocate encoders.
4258 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
4259 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
4260 (lto_streamer_cache_create): Init alloc pool.
4261 (lto_streamer_cache_delete): Free alloc pool.
4262 * lto-streamer.h: Include alloc pool.
4263 (lto_streamer_cache_d): Use alloc pool.
4264 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
4266 2010-05-10 Jan Hubicka <jh@suse.cz>
4268 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
4269 * cgraphbuild.c: Include except.h
4270 (record_type_list, record_eh_tables): New function.
4271 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
4273 2010-05-10 Jan Hubicka <jh@suse.cz>
4275 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
4276 __frame_dummy_init_array_entry, force_to_data): Attribute as used
4277 rather than unused.
4279 2010-05-10 Michael Matz <matz@suse.de>
4281 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
4282 (can_reassociate_p): Use FLOAT_TYPE_P.
4283 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
4284 (vect_force_simple_reduction): ... this.
4285 * tree-parloops.c (gather_scalar_reductions): Use
4286 vect_force_simple_reduction.
4287 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
4288 vect_is_simple_reduction, add modify argument, if true rewrite
4289 "a-b" into "a+(-b)".
4290 (vect_is_simple_reduction, vect_force_simple_reduction): New
4291 functions.
4292 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
4294 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
4295 Vladimir Makarov <vmakarov@redhat.com>
4297 PR rtl-optimization/44012
4298 * ira-build.c (remove_unnecessary_allocnos): Nullify
4299 regno_allocno_map of the removed allocno.
4301 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4303 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
4304 to /dev/null.
4305 * configure: Regenerate.
4307 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4309 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
4310 unused.
4311 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
4312 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
4313 support in Sun ld.
4314 * configure: Regenerate.
4316 2010-05-10 Richard Guenther <rguenther@suse.de>
4318 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
4319 marked if the entry identifier is marked.
4321 2010-05-10 Richard Guenther <rguenther@suse.de>
4323 * c-common.c (struct c_common_attributes): Add fnspec attribute.
4324 (handle_fnspec_attribute): New function.
4325 * gimple.h (gimple_call_return_flags): Declare.
4326 (gimple_call_arg_flags): Likewise.
4327 * gimple.c (gimple_call_arg_flags): New function.
4328 (gimple_call_return_flags): Likewise.
4329 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
4330 New argument flags.
4331 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
4332 return value flags.
4333 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
4334 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
4335 main work to ...
4336 (make_heapvar_for): ... this new function.
4337 (handle_rhs_call): Handle fnspec attribute argument specifiers.
4338 (handle_lhs_call): Likewise.
4339 (find_func_aliases): Adjust.
4341 2010-05-10 Richard Guenther <rguenther@suse.de>
4343 PR tree-optimization/44050
4344 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
4346 2010-05-10 Wei Guozhi <carrot@google.com>
4348 PR target/42879
4349 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
4351 2010-05-09 Joseph Myers <joseph@codesourcery.com>
4353 PR c/10676
4354 * c-typeck.c (lookup_field): Take a type directly. Update
4355 recursive calls.
4356 (build_component_ref): Update call to lookup_field.
4357 (set_init_label): Use lookup_field to find initialized field.
4358 Handle returned list of fields like a sequence of designators.
4360 2010-05-09 Richard Guenther <rguenther@suse.de>
4362 PR middle-end/44024
4363 * fold-const.c (tree_single_nonzero_warnv_p): Properly
4364 handle &FUNCTION_DECL.
4366 2010-05-09 Joseph Myers <joseph@codesourcery.com>
4368 PR c/4784
4369 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
4370 structures and unions recursively.
4371 (detect_field_duplicates): Move duplicate detection with a hash to
4372 detect_field_duplicates_hash. Always use a hash if anonymous
4373 structures or unions are present.
4374 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
4375 give errors.
4377 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
4379 PR target/44046
4380 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
4381 detect Atom, Core 2 and Core i7.
4383 2010-05-09 Richard Guenther <rguenther@suse.de>
4385 * gcc.c (store_arg): Handle temporary file deletion for
4386 joined arguments.
4388 2010-05-09 Richard Guenther <rguenther@suse.de>
4390 PR middle-end/44043
4391 * ipa-inline.c (estimate_function_body_sizes): Return after
4392 disregarding inline limits.
4394 2010-05-09 Richard Guenther <rguenther@suse.de>
4396 * gcc.c (store_arg): Revert last change.
4398 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
4400 PR middle-end/28685
4401 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
4402 (optimize_ops_list): Call it.
4404 2010-05-08 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/44030
4407 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
4408 NECESSARY flag if we propagate from a inserted expression.
4410 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
4412 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
4413 domain types as equal if they are both PLACEHOLDER_EXPRs.
4415 2010-05-08 Richard Guenther <rguenther@suse.de>
4417 * lto-wrapper.c (run_gcc): Remove linker output from
4418 command line for LTRANS invocation.
4420 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
4422 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
4423 lto-macho as lto_binary_reader.
4424 * target.h (struct gcc_target): New hooks lto_start and lto_end.
4425 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
4426 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
4427 in lto_start and lto_end calls.
4428 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
4429 magic numbers.
4430 (scan_prog_file): Update is_elf_or_coff call.
4431 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
4433 * collect2.c (main): Fix enum comparison.
4435 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
4436 Add prototypes.
4437 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
4438 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
4439 and TARGET_ASM_LTO_END.
4440 * darwin.c: Include obstack.h and lto-streamer.h.
4441 (lto_section_names_offset, lto_section_names_obstack,
4442 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
4443 global variables.
4444 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
4445 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
4446 to a temporary file.
4447 (darwin_asm_lto_end): New function. Restore asm_out_file.
4448 (darwin_asm_named_section): For LTO sections, replace the name with
4449 the offset of the section name in a string table, and build this
4450 table.
4451 (darwin_file_start): Initialize global vars for LTO support.
4452 (darwin_file_end): If output to asm_out_file was redirected, append it
4453 to the proper asm_out_file here. Add the section names section.
4455 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
4457 * c-pragma.c (pending_weak_d, pending_weak): New.
4458 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
4459 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
4460 handle_pragma_weak): Update the uses of pending_weaks.
4462 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4464 PR documentation/44016
4465 * doc/standards.texi (Standards): Link to unversioned
4466 cxx0x_status.html page.
4468 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
4470 PR target/43708
4471 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
4472 in addition to TREE_USED, to avoid "set but unused" warnings.
4474 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
4476 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
4477 (is_loop_prefetching_profitable): Do not insert prefetches
4478 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
4479 times the prefetch ahead distance.
4481 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
4483 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
4484 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
4485 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
4486 the unroll_factor.
4488 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
4490 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
4491 a diagnostic info when the insn-to-mem ratio is too small.
4493 2010-05-07 Richard Guenther <rguenther@suse.de>
4495 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
4496 the linker plugin.
4497 (store_arg): Queue temp_filename for deletion instead of
4498 the whole argument.
4500 2010-05-07 Richard Guenther <rguenther@suse.de>
4502 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
4503 (run_gcc): Handle LTRANS phase invocation.
4504 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
4506 2010-05-07 Jakub Jelinek <jakub@redhat.com>
4508 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
4509 this is also meaningful on PARM_DECLs and RESULT_DECLs.
4511 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4513 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
4515 2010-05-07 Richard Guenther <rguenther@suse.de>
4517 PR tree-optimization/44020
4518 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
4519 code when PRE is not yet initialized.
4521 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4523 * config/mips/dbxmdebug.h: Remove.
4524 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
4526 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
4528 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
4529 with null pointer and also warn about ordered comparison of zero with
4530 pointer if -Wextra.
4532 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
4534 * graphite-blocking.c
4535 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
4536 * graphite-clast-to-gimple.c
4537 (clast_to_gcc_expression): Same.
4538 (precision_for_value): Same.
4539 (precision_for_interval): Same.
4540 (gcc_type_for_interval): Same.
4541 (graphite_create_new_guard): Same.
4542 (compute_bounds_for_level): Same.
4543 (graphite_create_new_loop_guard): Same.
4544 * graphite-interchange.c
4545 (build_linearized_memory_access): Same.
4546 (pdr_stride_in_loop): Same.
4547 (memory_strides_in_loop_1): Same.
4548 (memory_strides_in_loop): Same.
4549 (extend_scattering): Same.
4550 (psct_scattering_dim_for_loop_depth): Same.
4551 (pbb_number_of_iterations): Same.
4552 * graphite-poly.h
4553 (debug_iteration_domains): Same.
4554 * graphite-ppl.c
4555 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
4556 (ppl_set_inhomogeneous_gmp): Same.
4557 (ppl_strip_loop): Same.
4558 (ppl_lexico_compare_linear_expressions): Same.
4559 (ppl_read_polyhedron_matrix): Same.
4560 (ppl_max_for_le_pointset): Same.
4561 * graphite-ppl.h
4562 (ppl_read_polyhedron_matrix): Same.
4563 (tree_int_to_gmp): Same.
4564 (gmp_cst_to_tree): Same.
4565 (ppl_set_inhomogeneous): Same.
4566 (ppl_set_inhomogeneous_tree): Same.
4567 (ppl_set_coef): Same.
4568 (ppl_set_coef_tree): Same.
4569 * graphite-sese-to-poly.c
4570 (build_pbb_scattering_polyhedrons): Same.
4571 (build_scop_scattering): Same.
4572 (scan_tree_for_params_right_scev): Same.
4573 (scan_tree_for_params): Same.
4574 (find_params_in_bb): Same.
4575 (find_scop_parameters): Same.
4576 (add_upper_bounds_from_estimated_nit): Same.
4577 (build_loop_iteration_domains): Same.
4578 (add_condition_to_domain): Same.
4579 (pdr_add_memory_accesses): Same.
4581 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
4583 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
4584 CLooG's value_* macros to their respective mpz_* counterparts.
4585 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
4586 (graphite_create_new_loop_guard): Same.
4587 * graphite-interchange.c (build_linearized_memory_access): Same.
4588 (pdr_stride_in_loop): Same.
4589 (memory_strides_in_loop_1): Same.
4590 (1st_interchange_profitable_p): Same.
4591 * graphite-poly.c (extend_scattering): Same.
4592 (psct_scattering_dim_for_loop_depth): Same.
4593 (pbb_number_of_iterations): Same.
4594 (pbb_number_of_iterations_at_time): Same.
4595 * graphite-poly.h (new_1st_loop): Same.
4596 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
4597 (oppose_constraint): Same.
4598 (insert_constraint_into_matrix): Same.
4599 (ppl_set_inhomogeneous_gmp): Same.
4600 (ppl_set_coef_gmp): Same.
4601 (ppl_strip_loop): Same.
4602 (ppl_lexico_compare_linear_expressions): Same.
4603 (ppl_max_for_le_pointset): Same.
4604 (ppl_min_for_le_pointset): Same.
4605 (ppl_build_realtion): Same.
4606 * graphite-ppl.h (gmp_cst_to_tree): Same.
4607 (ppl_set_inhomogeneous): Same.
4608 (ppl_set_inhomogeneous_tree): Same.
4609 (ppl_set_coef): Same.
4610 (ppl_set_coef_tree): Same.
4611 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
4612 (build_scop_scattering): Same.
4613 (add_value_to_dim): Same.
4614 (scan_tree_for_params_right_scev): Same.
4615 (scan_tree_for_params_int): Same.
4616 (scan_tree_for_params): Same.
4617 (find_params_in_bb): Same.
4618 (find_scop_parameters): Same.
4619 (add_upper_bounds_from_estimated_nit): Same.
4620 (build_loop_iteration_domains): Same.
4621 (create_linear_expr_from_tree): Same.
4622 (add_condition_to_domain): Same.
4623 (pdr_add_memory_accesses): Same.
4625 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
4626 Jason Merrill <jason@redhat.com>
4628 * c-common.c (c_common_reswords): Add nullptr.
4629 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
4630 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
4631 (gen_type_die_with_usage): Likewise.
4632 * dbxout.c (dbxout_type): Likewise.
4633 * sdbout.c (plain_type_1): Likewise.
4635 2010-05-06 Jason Merrill <jason@redhat.com>
4637 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
4638 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
4639 ret appropriately.
4640 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
4642 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
4643 stripping WITH_SIZE_EXPR.
4644 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
4645 change.
4647 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4649 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
4650 list of obsolete configurations.
4651 Disabled check for obsolete configurations.
4652 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
4653 Removed support for previous versions.
4654 * config/mips/iris.h: Removed.
4655 * config/mips/iris5.h: Removed.
4656 * config/mips/iris6.h: Merged old iris.h contents.
4657 (TARGET_IRIX): Removed.
4658 (DRIVER_SELF_SPECS): Removed mabi=32.
4659 (IDENT_ASM_OP): Removed undef.
4660 (STARTFILE_SPEC): Removed mabi=32.
4661 (ENDFILE_SPEC): Likewise.
4662 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
4663 (MACHINE_TYPE): Update for IRIX 6.5.
4664 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
4665 TARGET_IRIX by TARGET_IRIX6.
4666 (mips_file_start): Likewise.
4667 (mips_output_external): Remove IRIX 5/6 O32 support.
4668 (mips_output_function_prologue): Likewise.
4669 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
4670 TARGET_IRIX6.
4671 (TARGET_CPU_CPP_BUILTINS): Likewise.
4672 (TARGET_IRIX): Removed.
4673 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
4674 (MULTILIB_DIRNAMES): Removed 32.
4675 (MULTILIB_OSDIRNAMES): Removed ../lib.
4676 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
4677 (Specific, mips-sgi-irix5): Document removal.
4678 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
4679 Remove references to older IRIX 6 releases and the O32 ABI.
4681 2010-05-06 Jakub Jelinek <jakub@redhat.com>
4683 PR bootstrap/43994
4684 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
4685 instead of DF_REF_REAL_REG.
4687 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
4689 PR target/43888
4690 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
4691 handling to still return true for x64 targets.
4693 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4695 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
4697 2010-05-06 Jan Hubicka <jh@suse.cz>
4699 PR tree-optimization/43791
4700 * ipa-inline.c (update_caller_keys): Remove bogus
4701 disregard_inline_limits check.
4703 2010-05-06 Michael Matz <matz@suse.de>
4705 PR tree-optimization/43984
4706 * tree-ssa-pre.c (inserted_phi_names): Remove.
4707 (inserted_exprs): Change to bitmap.
4708 (create_expression_by_pieces): Set bits, don't append to vector.
4709 (insert_into_preds_of_block): Don't handle inserted_phi_names.
4710 (eliminate): Don't look at inserted_phi_names, remove deleted
4711 insns from inserted_exprs.
4712 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
4713 (init_pre, fini_pre): Allocate and free bitmaps.
4714 (execute_pre): Insert insns on edges before elimination.
4716 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4718 * tree.c (initializer_zerop): Handle STRING_CST.
4720 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
4722 PR 40989
4723 * doc/invoke.texi (Wimplicit): Document as C only.
4724 * opts.c (common_handle_option): Add argument kind.
4725 (handle_option): Rename as read_cmdline_option. Factor out code to...
4726 (handle_option): ... here. New.
4727 (handle_options): Rename as read_cmdline_options.
4728 (decode_options): Update call.
4729 (set_option): Use option index instead of option pointer. Classify
4730 diagnostics correctly.
4731 (enable_warning_as_error): Call handle_option.
4732 * opts.h (set_option): Update declaration.
4733 (handle_option): Declare.
4734 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
4735 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
4736 * c-opts.c (set_Wimplicit): Delete.
4737 (c_family_lang_mask): New static constant.
4738 (c_common_handle_option): Add argument kind. Use handle_option
4739 instead of set_Wimplicit.
4740 (c_common_post_options): warn_implicit and warn_implicit_int
4741 are disabled by default.
4742 * c-common.c (warn_implicit): Do not define here.
4743 * c-common.h (warn_implicit): Do not declare here.
4744 (c_common_handle_option): Update declaration.
4745 * lto-opts.c (lto_reissue_options): Update call to set_option.
4747 2010-05-06 Richard Guenther <rguenther@suse.de>
4749 PR tree-optimization/43571
4750 * domwalk.c (walk_dominator_tree): Walk the dominator
4751 sons in more optimal order.
4753 2010-05-06 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/43934
4756 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
4757 (stmt_cost): Likewise.
4758 (extract_true_false_args_from_phi): New helper.
4759 (determine_max_movement): For PHI nodes verify we can hoist them
4760 and compute their cost.
4761 (determine_invariantness_stmt): Handle PHI nodes.
4762 (move_computations_stmt): Likewise. Hoist PHI nodes in
4763 if-converted form using COND_EXPRs.
4764 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
4765 (tree_ssa_lim): Likewise.
4766 * tree-flow.h (tree_ssa_lim): Adjust prototype.
4767 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
4769 2010-05-06 Richard Guenther <rguenther@suse.de>
4771 PR tree-optimization/43987
4772 * tree-ssa-structalias.c (could_have_pointers): For possibly
4773 address-taken variables force pointers to be recorded.
4774 (create_variable_info_for_1): Likewise.
4775 (push_fields_onto_fieldstack): Pass in wheter all fields
4776 must have pointers.
4777 (find_func_aliases): Query types instead of vars whether
4778 they contain pointers where appropriate.
4780 2010-05-06 Jan Hubicka <jh@suse.cz>
4782 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
4783 (record_reference, mark_address, mark_load, mark_store): Record
4784 references.
4785 (record_references_in_initializer): Update call of record_references.
4786 (rebuild_cgraph_edges): Remove all references before rebuiding.
4787 * cgraph.c (cgraph_create_node): Clear ref list.
4788 (cgraph_remove_node): Remove references.
4789 (dump_cgraph_node): Dump references.
4790 (cgraph_clone_node): Clone references.
4791 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
4792 (struct cgraph_node, varpool_node): Add ref_lst.
4793 * ipa-ref.c: New file.
4794 * ipa-ref.h: New file.
4795 * ipa-ref-inline.h: New file.
4796 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
4797 (referenced_from_other_partition_p): New function.
4798 (lto_output_varpool_node): Take set arugment; call
4799 referenced_from_other_partition.
4800 (lto_output_ref): New.
4801 (add_references): New.
4802 (output_refs): New.
4803 (output_cgraph): Compute boundary based on references; output refs.
4804 (output_varpool): Accept cgraph_node_set argument.
4805 (input_ref): New.
4806 (input_refs): New.
4807 (input_cgraph): Call input_refs.
4808 * lto-section-in.c (lto_section_name): Add refs.
4809 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
4810 (ipa-ref.o): New file.
4811 * varpool.c (varpool_node): Clear ipa ref list.
4812 (varpool_remove_node): Remove references.
4813 (dump_varpool_node): Dump references.
4814 (varpool_assemble_decl): Only compile finalized ones.
4815 (varpool_extra_name_alias): Initialize ref list.
4816 * lto-streamer.c (lto-get_section_name): Add .refs section.
4817 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
4818 (referenced_from_other_partition_p): Declared.
4820 2010-05-06 Ira Rosen <irar@il.ibm.com>
4822 PR tree-optimization/43901
4823 * tree-vect-stmts.c (vectorizable_call): Assert that vector
4824 type is not NULL if it's transformation phase, and return
4825 FALSE if it's analysis.
4826 (vectorizable_conversion, vectorizable_operation,
4827 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
4829 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
4831 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
4832 Delete.
4833 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
4834 New define.
4835 * config/mips/mips-protos.h
4836 (mips_small_register_classes_for_mode_p): Delete prototype.
4838 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
4840 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
4841 * config/arm/arm.c (multiple_operation_profitable_p,
4842 compute_offset_order): New static functions.
4843 (load_multiple_sequence, store_multiple_sequence): Use them.
4844 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
4845 memory offsets, not register numbers.
4846 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
4848 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
4850 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
4851 (get_pending_sizes, put_pending_size, put_pending_sizes):
4852 Update the uses of pending_sizes.
4853 * c-decl.c (store_parm_decls): Likewise.
4854 * c-tree.h (struct c_arg_info): Likewise.
4855 * tree.h: Update the prototype for get_pending_sizes and
4856 put_pending_sizes.
4858 2010-05-05 Jason Merrill <jason@redhat.com>
4860 PR debug/43370
4861 * c-common.c (handle_aligned_attribute): Respect
4862 ATTR_FLAG_TYPE_IN_PLACE.
4864 PR testsuite/43758
4865 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
4866 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
4867 (TARGET_INITIALIZER): Use it.
4868 * c-common.c (attribute_takes_identifier_p): Call it.
4869 * c-common.h: Update prototype.
4870 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
4871 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
4873 2010-05-05 Jakub Jelinek <jakub@redhat.com>
4875 PR debug/43950
4876 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
4877 DW_ID_down_case for Fortran compilation units.
4879 2010-05-05 Jan Hubicka <jh@suse.cz>
4881 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
4882 handle aliases.
4884 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
4886 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
4887 a variable-sized RESULT_DECL.
4889 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
4891 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
4893 2010-05-05 Jason Merrill <jason@redhat.com>
4895 PR c++/43787
4896 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
4897 returns GS_OK.
4898 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
4900 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
4901 Jakub Jelinek <jakub@redhat.com>
4903 PR debug/43478
4904 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
4905 (dead_debug_init, dead_debug_finish): New functions.
4906 (dead_debug_add, dead_debug_insert_before): Likewise.
4907 (df_note_bb_compute): Initialize a dead_debug object, add dead
4908 debug uses to it, insert debug bind insns before death insns,
4909 reset debug insns that refer to pending uses at the end.
4910 * rtl.h (make_debug_expr_from_rtl): New prototype.
4911 * varasm.c (make_debug_expr_from_rtl): New function.
4913 2010-05-05 Jan Hubicka <jh@suse.cz>
4915 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
4916 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
4917 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
4918 lto_varpool_encoder_deref, lto_varpool_encoder_size,
4919 lto_varpool_encoder_encode_initializer_p,
4920 lto_set_varpool_encoder_encode_initializer): New functions.
4921 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
4922 call output_varpool.
4923 (input_varpool_node): Do not always set analyzed.
4924 (input_cgraph_1): Return vector of cgraph nodes.
4925 (input_varpool_1): Return vector of varpools.
4926 (input_cgraph): Free the vectors.
4927 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
4928 output only initializers needed.
4929 (lto_output): Only call output_cgraph.
4930 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
4931 * lto-section-out.c (lto_new_out_decl_state): Initialize
4932 state->varpool_node_encoder.
4933 * lto-streamer.h (lto_varpool_encoder_d): New.
4934 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
4935 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
4936 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
4937 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
4938 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
4939 Declare.
4940 (output_varpool, input_varpool): Remove declarations.
4942 2010-05-05 Jan Hubicka <jh@suse.cz>
4944 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
4945 with body can prevail.
4947 2010-05-05 Jan Hubicka <jh@suse.cz>
4949 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
4950 size.
4952 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4954 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
4956 * gengtype.h (erro_at_line): Constify pos argument.
4958 * gengtype.c: Include hashtab.h.
4959 (enum gc_used): Document GC_MAYBE_POINTED_TO.
4960 (error_at_line): Constify pos argument.
4961 (do_typedef): Initialize p->opt field.
4962 (get_file_gtfilename): Fix comment typo.
4963 (struct walk_type_data): Constify line field.
4964 (get_output_file_for_structure): New function.
4965 (write_local_func_for_structure): Constify orig_s argument.
4966 Use get_output_file_for_structure.
4967 (write_func_for_structure): Use get_output_file_for_structure.
4968 (INDENT): New define.
4969 (dump_pair, dump_type, dump_type_list, dump_typekind)
4970 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
4971 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
4972 functions.
4973 (seen_types): New variable.
4974 (main): New variable do_dump. Process "-d" command line option.
4975 Call dump_everything if dump requested.
4977 2010-05-05 Jakub Jelinek <jakub@redhat.com>
4979 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
4980 in a temporary instead of invoking the macro multiple times.
4981 (track_expr_p): Likewise.
4983 2010-05-04 Neil Vachharajani <nvachhar@google.com>
4985 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
4986 per new semantics.
4987 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
4988 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
4989 conditions for printing notes.
4990 * common.opt (-Wcoverage-mismatch): Allow negative, default to
4991 true, update documentation.
4992 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
4994 2010-05-04 Jakub Jelinek <jakub@redhat.com>
4996 PR c/43981
4997 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
4998 on dimen.
5000 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
5002 PR target/43799
5003 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
5004 (*sse_prologue_save_insn1): Likewise.
5005 (SSE prologue save splitter): Likewise.
5007 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
5009 * tree.c (free_lang_data_in_one_sizepos): New inline function.
5010 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
5011 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
5012 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
5013 all decls. Call it on DECL_FIELD_OFFSET of fields.
5014 (find_decls_types_r): Follow DECL_VALUE_EXPR.
5015 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
5017 2010-05-04 Martin Jambor <mjambor@suse.cz>
5019 * tree-sra.c (build_access_from_expr_1): The first parameter type
5020 changed to simple tree.
5021 (build_access_from_expr): Likewise, gsi parameter was eliminated.
5022 (scan_assign_result): Renamed to assignment_mod_result, enum elements
5023 renamed as well.
5024 (build_accesses_from_assign): Removed all parameters except for a
5025 simple gimple statement. Now returns a simple bool.
5026 (scan_function): All non-analysis parts moved to separate functions
5027 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
5028 parameters and updated both callers.
5029 (sra_modify_expr): Removed parameter data.
5030 (sra_modify_function_body): New function.
5031 (perform_intra_sra): Call sra_modify_function_body to modify the
5032 function body.
5033 (replace_removed_params_ssa_names): Parameter data changed into
5034 adjustments vector.
5035 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
5036 changed the parameter dont_convert to convert with the opposite
5037 meaning.
5038 (sra_ipa_modify_assign): Parameter data changed into adjustments
5039 vector, return value changed to bool.
5040 (ipa_sra_modify_function_body): New function.
5041 (sra_ipa_reset_debug_stmts): Updated a comment.
5042 (modify_function): Use ipa_sra_modify_function_body to modify function
5043 body.
5045 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
5047 PR middle-end/43671
5048 * alias.c (true_dependence): Handle the same VALUE in x and mem.
5049 (canon_true_dependence): Likewise.
5050 (write_dependence_p): Likewise.
5052 2010-05-04 Jan Hubicka <jh@suse.cz>
5054 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
5055 * cgraphbuild.c: Include ipa-utils.h
5056 (record_reference_ctx): New struct.
5057 (record_reference): Simplify to work on initializers; not statements.
5058 (mark_address, mark_load, mark_store): New.
5059 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
5060 walk PHI nodes too.
5061 (record_references_in_initializer): Update use of record_reference.
5062 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
5063 walk PHI nodes too.
5065 2010-05-04 Jan Hubicka <jh@suse.cz>
5067 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
5068 node will be removed anyway.
5069 (lto_varpool_replace_node): Allow also unanalyzed nodes;
5070 relink aliases of node into prevailing node.
5071 * varpool.c (varpool_remove_node): Remove aliases properly;
5072 when removing node, remove all its aliases too; remove DECL_INITIAL
5073 of removed node; ggc_free the varpool node.
5075 2010-05-04 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/43879
5078 * tree-ssa-structalias.c (alias_get_name): Use
5079 DECL_ASSEMBLER_NAME if available.
5080 (create_function_info_for): Return the varinfo node.
5081 (ipa_pta_execute): Associate same-body aliases and extra names
5082 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
5084 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
5086 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
5088 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
5090 PR bootstrap/43964
5091 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
5092 only if HONOR_REG_ALLOC_ORDER is not defined.
5094 2010-05-04 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/43949
5097 * tree-vrp.c (extract_range_from_binary_expr): Only handle
5098 TRUNC_MOD_EXPR.
5100 2010-04-26 Jason Merrill <jason@redhat.com>
5102 * c.opt (-fstrict-enums): New.
5103 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
5105 2010-05-03 David Ung <davidu@mips.com>
5106 James E. Wilson <wilson@codesourcery.com>
5108 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
5109 emit the trap instruction before the divide for TUNE_74K.
5111 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
5113 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
5114 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
5115 based on the above, for new target hook.
5117 * hooks.c (hook_bool_mode_true): New generic hook.
5118 * hooks.h (hook_bool_mode_true): Add prototype.
5120 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
5121 target hook.
5122 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
5123 target hook, set to hook_bool_mode_false.
5124 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
5125 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
5126 with targetm.small_register_classes_for_mode_p.
5127 (find_reusable_reload): Likewise.
5128 (combine_reloads): Likewise.
5129 * reload1.c (reload_as_needed): Likewise.
5130 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
5131 * ifcvt.c (noce_process_if_block, check_cond_move_block,
5132 dead_or_predicable): Likewise.
5133 * regmove.c (optimize_reg_copy_1): Likewise.
5134 * calls.c (prepare_call_address): Likewise.
5135 (precompute_register_parameters): Likewise.
5137 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
5138 hook definition.
5139 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
5140 implementation of the hook that considers all register classes
5141 small except for SH64.
5142 (sh_override_options): Use the new hook.
5143 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
5144 Add prototype.
5146 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
5147 hook definition.
5148 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
5149 implementation of the hook that considers all register classes
5150 small for THUMB1.
5151 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
5152 Add prototype.
5154 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
5155 hook definition.
5156 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
5157 implementation of the hook that considers all register classes
5158 small for MIPS16.
5159 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
5160 Add prototype.
5162 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
5163 hook definition.
5164 * config/m32c/m32c.h: Likewise.
5165 * config/pdp11/pdp11.h: Likewise.
5166 * config/avr/avr.h: Likewise.
5167 * config/xtensa/xtensa.h: Likewise.
5168 * config/m68hc11/m68hc11.h: Likewise.
5169 * config/mn10300/mn10300.h: Likewise.
5170 * config/mcore/mcore.h: Likewise.
5171 * config/h8300/h8300.h: Likewise.
5172 * config/bfin/bfin.h: Likewise.
5174 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
5175 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
5177 2010-05-03 Anatoly Sokolov <aesok@post.ru>
5179 * double-int.h (tree_to_double_int): Remove macro.
5180 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
5181 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
5182 (tree_to_double_int): New function.
5183 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
5184 Move ...
5185 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
5187 2010-05-03 Richard Guenther <rguenther@suse.de>
5189 PR tree-optimization/43971
5190 * tree-ssa-structalias.c (get_constraint_for_1): Fix
5191 constraints in the !flag_delete_null_pointer_checks case.
5193 2010-05-03 Jakub Jelinek <jakub@redhat.com>
5195 PR debug/43972
5196 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
5197 result mode matches original rtl mode.
5199 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
5201 PR target/43888
5202 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
5204 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
5206 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
5207 when processing flag options.
5209 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
5211 * gcov-iov.c (main): Change format string placeholder
5212 from %#08x to 0x%08x.
5213 * genchecksum.c (dosum): Change format string placeholder
5214 from %#02x to 0x%02x.
5216 2010-05-02 Richard Guenther <rguenther@suse.de>
5218 PR tree-optimization/43879
5219 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
5221 2010-05-02 Bruno Haible <bruno@clisp.org>
5223 * doc/extend.texi (Function Attributes): Fix a typo.
5225 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
5227 Revert:
5228 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
5229 placeholder from 0x%x to %#x.
5230 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
5231 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
5232 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
5233 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
5234 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
5235 * config/i386/i386.c (ix86_target_string): Ditto.
5236 * config/i386/i386.c (output_pic_addr_const): Ditto.
5237 (print_operand): Ditto.
5239 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
5241 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
5242 placeholder from 0x%x to %#x.
5243 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
5244 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
5245 (ASM_OUTPUT_DEBUG_DATA): Ditto.
5246 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
5247 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
5248 * optc-gen.awk: Ditto.
5249 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
5250 (HOST_WIDE_INT_PRINT_HEX): Ditto.
5251 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
5252 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
5254 2010-05-01 Anatoly Sokolov <aesok@post.ru>
5256 * target.h (struct calls): Add function_value_regno_p field.
5257 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
5258 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
5259 * targhooks.c (default_function_value_regno_p): New function.
5260 * targhooks.h (default_function_value_regno_p): Declare function.
5261 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
5262 * builtins.c. (apply_result_size): (Ditto.).
5263 * combine.c. (likely_spilled_retval_p): (Ditto.).
5264 * mode-switching.c. Include 'target.h'.
5265 (create_pre_exit): Use function_value_regno_p hook.
5266 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
5267 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
5268 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
5270 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
5271 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
5272 (ix86_function_value_regno_p): Declare as static, change argument
5273 type to const unsigned int.
5274 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
5276 2010-05-01 Richard Guenther <rguenther@suse.de>
5278 PR tree-optimization/43949
5279 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
5280 types.
5281 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
5283 2010-05-01 Anatoly Sokolov <aesok@post.ru>
5285 * rtl.h (CONST_DOUBLE_P): Define.
5286 (rtx_to_double_int): Declare.
5287 * emit-rtl.c (rtx_to_double_int): New function.
5288 * dwarf2out.c (insert_double): New function.
5289 (loc_descriptor, add_const_value_attribute): Clean up, use
5290 rtx_to_double_int and insert_double functions.
5292 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
5294 * doc/extend.texi (Inline): Add missing return keyword to examples.
5295 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
5296 "command-line".
5298 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
5300 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
5301 the variable part of the offset as well. Use highest_pow2_factor for
5302 all alignment checks.
5304 2010-04-30 Richard Guenther <rguenther@suse.de>
5306 PR tree-optimization/43879
5307 * tree-ssa-structalias.c (type_could_have_pointers): Functions
5308 can have pointers.
5310 2010-04-30 Jan Hubicka <jh@suse.cz>
5312 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
5313 varpool.
5314 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
5316 2010-04-30 Jan Hubicka <jh@suse.cz>
5318 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
5319 New.
5320 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
5321 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
5322 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
5323 cgraph_node_set_needs_ltrans_p): Remove.
5325 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
5327 * sdbout.c: Include vec.h, do not include varray.h.
5328 (deferred_global_decls, sdbout_global_decl,
5329 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
5330 * toplev.c: Do not include varray.h.
5331 (dump_memory_report): Do not dump VARRAY statistics.
5332 * gengtype.c (open_base_file): Ignore varray.h.
5333 * Makefile.in: Update for abovementioned changes.
5334 Remove all traces of varray.c and varray.h.
5335 * varray.c: Remove file.
5336 * varray.h: Remove file.
5338 2010-04-30 Jan Hubicka <jh@suse.cz>
5340 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
5341 references.
5343 2010-04-30 Jan Hubicka <jh@suse.cz>
5345 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
5346 needed.
5348 2010-04-30 Richard Guenther <rguenther@suse.de>
5350 * tree-ssa-structalias.c (get_constraint_for_1): Generate
5351 constraints for CONSTRUCTOR.
5353 2010-04-30 Richard Guenther <rguenther@suse.de>
5355 PR lto/43946
5356 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
5357 first after all lowering passes.
5359 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
5361 * toplev.c: Include varray.h for statistics dumping.
5362 * tree.h: Do not declare varray_head_tag.
5363 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
5364 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
5365 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
5366 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
5367 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
5368 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
5369 c-common.c, c-common.h, reg-stack.c, basic-block.h,
5370 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
5371 include varray.h.
5372 * Makefile.in: Update for abovementioned changes.
5374 2010-04-30 Jakub Jelinek <jakub@redhat.com>
5376 PR debug/43942
5377 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
5379 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5381 * config/picochip/picochip.c (picochip_legitimize_address): Define.
5382 Use this function to do machine-specific conversion.
5383 (picochip_legitimize_reload_address): Likewise.
5384 (picochip_legitimate_address_p): Check valid base register only if
5385 strict.
5386 (picochip_check_conditional_copy): Check for modw only if opnd is
5387 register.
5388 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
5389 to call the function in c.
5390 * config/picochip/picochip-protos.h
5391 (picochip_legitimize_reload_address): Define.
5392 * config/picochip/picochip.md (supported_compare1): Define.
5394 2010-04-30 Jan Hubicka <jh@suse.cz>
5396 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
5397 (cgraph_global_info): Remove inlined.
5398 (LTO_cgraph_tag_names): Remove.
5399 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
5400 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
5401 simplify cgraph tags and document.
5402 (lto_output_node): Use only LTO_cgraph_unavail_node and
5403 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
5404 for_functions_valid, global info, process and output flags.
5405 (input_overwrite_node): Initialize estimated stack size and
5406 estimated growth. Do not read flags we no longer store.
5407 (input_node): Likewise do not read info no longer stored.
5408 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
5409 flag.
5411 2010-04-30 Richard Guenther <rguenther@suse.de>
5413 PR tree-optimization/43879
5414 * tree-ssa-structalias.c (get_constraint_for_1): Properly
5415 handle non-zero initializers.
5417 2010-04-30 Richard Guenther <rguenther@suse.de>
5419 * builtins.c (fold_builtin_1): Delete free (0).
5421 2010-04-29 Jan Hubicka <jh@suse.cz>
5423 * gengtype.c (open_base_files): Add lto-streamer.h
5424 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
5425 (pass_ipa_cp): GGC collect.
5426 * toplev. (compile_file): Do not output symbols.
5427 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
5428 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
5429 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
5430 * lto-section-in.c: Include ggc.h
5431 (lto_new_in_decl_state): Alloc in GGC.
5432 (lto_delete_in_decl_state): Likewise.
5433 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
5434 Collect.
5436 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
5438 PR target/42895
5439 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
5440 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
5441 (HONOR_REG_ALLOC_ORDER): Describe new macro.
5442 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
5443 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
5444 account only if HONOR_REG_ALLOC_ORDER is not defined.
5445 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
5446 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
5448 2010-04-29 Jon Grant <04@jguk.org>
5450 * collect2.c (vflag): Change type from int to bool.
5451 (debug): Likewise.
5452 (helpflag): New global bool.
5453 (main): Set vflag and debug with boolean, not integer truth values.
5454 Accept new "--help" option and output usage text if found.
5455 * collect2.h (vflag): Update prototype.
5456 (debug): Likewise.
5458 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
5460 PR bootstrap/43936
5461 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
5463 2010-04-29 Richard Guenther <rguenther@suse.de>
5465 PR bootstrap/43935
5466 * plugin.h (invoke_plugin_callbacks): Annotate arguments
5467 with ATTRIBUTE_UNUSED.
5469 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
5471 PR target/43921
5472 * config/i386/i386.c (get_some_local_dynamic_name): Replace
5473 INSN_P with NONDEBUG_INSN_P.
5474 (distance_non_agu_define): Likewise.
5475 (distance_agu_use): Likewise.
5477 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
5479 From Dominique d'Humieres <dominiq@lps.ens.fr>
5480 PR bootstrap/43858
5481 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
5482 test_set.
5484 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
5486 * plugin.h (invoke_plugin_callbacks): New inline function.
5487 * plugin.c (flag_plugin_added): New global flag.
5488 (add_new_plugin): Initialize above flag.
5489 (invoke_plugin_callbacks): Rename to ...
5490 (invoke_plugin_callbacks_full): ... this.
5492 2010-04-28 Jan Hubicka <jh@suse.cz>
5494 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
5495 (lto_varpool_replace_node): New.
5496 (lto_symtab_resolve_symbols): Resolve varpool nodes.
5497 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
5498 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
5499 * cgraph.h (varpool_node_ptr): New type.
5500 (varpool_node_ptr): New vector.
5501 (varpool_node_set_def): New structure.
5502 (varpool_node_set): New type.
5503 (varpool_node_set): New vector.
5504 (varpool_node_set_element_def): New structure.
5505 (varpool_node_set_element, const_varpool_node_set_element): New types.
5506 (varpool_node_set_iterator): New type.
5507 (varpool_node): Add prev pointers, add used_from_other_partition,
5508 in_other_partition.
5509 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
5510 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
5511 varpool_get_node, varpool_remove_node): Declare.
5512 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
5513 varpool_node_set_size): New inlines.
5514 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
5515 * tree-pass.h (varpool_node_set_def): Forward declare.
5516 (ipa_opt_pass_d): Summary writting takes vnode sets too.
5517 (ipa_write_optimization_summaries): Update prototype.
5518 * ipa-cp.c (ipcp_write_summary): Update.
5519 * ipa-reference.c (ipa_reference_write_summary): Update.
5520 * lto-cgraph.c (lto_output_varpool_node): New static function.
5521 (output_varpool): New function.
5522 (input_varpool_node): New static function.
5523 (input_varpool_1): New function.
5524 (input_cgraph): Input varpool.
5525 * ipa-pure-const.c (pure_const_write_summary): Update.
5526 * lto-streamer-out.c (lto_output): Update, output varpool too.
5527 (write_global_stream): Kill WPA hack.
5528 (produce_asm_for_decls): Update.
5529 (output_alias_pair_p): Handle variables.
5530 (output_unreferenced_globals): Output only needed partition of varpool.
5531 * ipa-inline.c (inline_write_summary): Update.
5532 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
5533 cgraph.
5534 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
5535 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
5536 varpool_node_set_new, varpool_node_set_add,
5537 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
5538 debug_varpool_node_set): New functions.
5539 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
5540 (execute_one_pass): Process new decls too.
5541 (ipa_write_summaries_2): Pass around vsets.
5542 (ipa_write_summaries_1): Likewise.
5543 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
5544 to add.
5545 (ipa_write_optimization_summaries_1): Pass around vsets.
5546 (ipa_write_optimization_summaries): Likewise.
5547 * varpool.c (varpool_get_node): New.
5548 (varpool_node): Update doubly linked lists.
5549 (varpool_remove_node): New.
5550 (dump_varpool_node): More dumping.
5551 (varpool_enqueue_needed_node): Update doubly linked lists.
5552 (decide_is_variable_needed): Kill ltrans hack.
5553 (varpool_finalize_decl): Kill lto hack.
5554 (varpool_assemble_decl): Skip decls in other partitions.
5555 (varpool_assemble_pending_decls): Update doubly linkes lists.
5556 (varpool_empty_needed_queue): Likewise.
5557 (varpool_extra_name_alias): Likewise.
5558 * lto-streamer.c (lto_get_section_name): Add vars section.
5559 * lto-streamer.h (lto_section_type): Update.
5560 (output_varpool, input_varpool): Declare.
5562 2010-04-28 Mike Stump <mikestump@comcast.net>
5564 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
5566 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
5568 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
5569 record or union type with RECORD_OR_UNION_TYPE_P predicate.
5570 (lto_input_ts_type_tree_pointers): Likewise.
5571 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
5572 (lto_output_ts_type_tree_pointers): Likewise.
5574 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
5576 Uniquization of constants at the Tree level
5577 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
5578 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
5579 bit to the end.
5580 (tree_output_constant_def): Declare.
5581 * gimplify.c (gimplify_init_constructor): When using block copy, first
5582 uniquize the constant constructor on the RHS.
5583 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
5584 DECL_IN_CONSTANT_POOL flag.
5585 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
5586 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
5587 constant pool.
5588 (assemble_variable): Deal with symbols belonging to the tree constant
5589 pool.
5590 (get_constant_section): Add ALIGN parameter and simplify.
5591 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
5592 (assemble_constant_contents): Use the expression of the VAR_DECL.
5593 (output_constant_def_contents): Use the alignment of the VAR_DECL.
5594 (tree_output_constant_def): New global function.
5595 (mark_constant): Use the expression of the VAR_DECL.
5596 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
5597 its expression.
5598 (output_object_block): Likewise and assemble the expression.
5600 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
5602 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
5603 hash_tree, eq_tree): New tree hash table.
5604 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
5605 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
5606 lto_orig_address_remove): Reimplement.
5608 2010-04-28 Xinliang David Li <davidxl@google.com>
5610 PR c/42643
5611 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
5612 (compute_uninit_opnds_pos): New function.
5613 (is_non_loop_exit_postdominating): New function.
5614 (compute_control_dep_chain): New function.
5615 (find_pdom): New function.
5616 (convert_control_dep_chain_into_preds): New function.
5617 (find_predicates): New function.
5618 (find_control_equiv_block): New function.
5619 (collect_phi_def_edges): New function.
5620 (find_def_preds): New function.
5621 (find_dom): New function.
5622 (dump_predicates): New function.
5623 (get_cmp_code): New function.
5624 (is_value_included_in): New function.
5625 (find_matching_predicate_in_rest_chains): New function.
5626 (use_pred_not_overlap_with_undef_path_pred): New function.
5627 (is_use_properly_guarded): New function.
5628 (normalize_cond_1): New function.
5629 (is_and_or_or): New function.
5630 (normalize_cond): New function.
5631 (is_gcond_subset_of): New function.
5632 (is_subset_of_any): New function.
5633 (is_or_set_subset_of): New function.
5634 (is_and_set_subset_of): New function.
5635 (is_norm_cond_subset_of): New function.
5636 (is_pred_expr_subset_of): New function.
5637 (is_pred_chain_subset_of): New function.
5638 (is_included_in): New function.
5639 (is_superset_of): New function.
5640 (find_uninit_use): New function.
5641 (warn_uninitialized_phi): New function.
5642 (compute_possibly_undefined_names): New function.
5643 (ssa_undefined_value_p): New function.
5644 (execute_late_warn_uninitialized): New function.
5645 * tree-ssa.c (ssa_undefined_value_p): Removed.
5646 (warn_uninit): Changed to extern.
5647 (warn_uninitialized_phi): Removed.
5648 (warn_uninitialized_vars): Changed to extern.
5649 (execute_late_warn_uninitialized): Removed
5650 * tree-flow.h: Add new prototypes.
5651 * timevar.def: Add new time variable.
5652 * Makefile.in: Add new build file.
5654 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
5656 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5657 type if available.
5659 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5661 PR target/22224
5662 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
5664 2010-04-28 Martin Jambor <mjambor@suse.cz>
5666 * cgraph.h (struct cgraph_node): New field indirect_calls.
5667 (struct cgraph_indirect_call_info): New type.
5668 (struct cgraph_edge): Removed field indirect_call. New fields
5669 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
5670 (cgraph_create_indirect_edge): Declare.
5671 (cgraph_make_edge_direct): Likewise.
5672 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
5673 * ipa-prop.h (struct ipa_param_call_note): Removed.
5674 (struct ipa_node_params): Removed field param_calls.
5675 (ipa_create_all_structures_for_iinln): Declare.
5676 * cgraph.c: Described indirect edges and uids in initial comment.
5677 (cgraph_add_edge_to_call_site_hash): New function.
5678 (cgraph_edge): Search also among the indirect edges, use
5679 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
5680 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
5681 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
5682 site hash.
5683 (initialize_inline_failed): Assign a reason to indirect edges.
5684 (cgraph_create_edge_1): New function.
5685 (cgraph_create_edge): Moved some functionality to
5686 cgraph_create_edge_1.
5687 (cgraph_create_indirect_edge): New function.
5688 (cgraph_edge_remove_callee): Add an assert checking for
5689 non-indirectness.
5690 (cgraph_edge_remove_caller): Special-case indirect edges.
5691 (cgraph_remove_edge): Likewise.
5692 (cgraph_set_edge_callee): New function.
5693 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
5694 (cgraph_make_edge_direct): New function.
5695 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
5696 the declaration of the call statement matches.
5697 (cgraph_node_remove_callees): Special-case indirect edges.
5698 (cgraph_clone_edge): Likewise.
5699 (cgraph_clone_node): Clone also the indirect edges.
5700 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
5701 indirect_call, dump count of indirect_calls edges.
5702 * ipa-prop.c (iinlining_processed_edges): New variable.
5703 (ipa_note_param_call): Create indirect edges instead of
5704 creating notes. New parameter node.
5705 (ipa_analyze_call_uses): New parameter node, pass it on to
5706 ipa_note_param_call.
5707 (ipa_analyze_stmt_uses): Likewise.
5708 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
5709 (print_edge_addition_message): Work on edges rather than on notes.
5710 (update_call_notes_after_inlining): Likewise, renamed to
5711 update_indirect_edges_after_inlining.
5712 (ipa_create_all_structures_for_iinln): New function.
5713 (ipa_free_node_params_substructures): Do not free notes.
5714 (ipa_edge_duplication_hook): Propagate bits within
5715 iinlining_processed_edges bitmap.
5716 (ipa_node_duplication_hook): Do not duplicate notes.
5717 (free_all_ipa_structures_after_ipa_cp): Renamed to
5718 ipa_free_all_structures_after_ipa_cp.
5719 (free_all_ipa_structures_after_iinln): Renamed to
5720 ipa_free_all_structures_after_iinln.
5721 (ipa_write_param_call_note): Removed.
5722 (ipa_read_param_call_note): Removed.
5723 (ipa_write_indirect_edge_info): New function.
5724 (ipa_read_indirect_edge_info): Likewise.
5725 (ipa_write_node_info): Do not stream notes, do stream information
5726 in indirect edges.
5727 (ipa_read_node_info): Likewise.
5728 (lto_ipa_fixup_call_notes): Removed.
5729 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
5730 * ipa-inline.c (pass_ipa_inline): Likewise.
5731 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
5732 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
5733 * tree-inline.c (copy_bb): Removed an unnecessary double check for
5734 is_gimple_call.
5735 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
5736 edges.
5737 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
5738 (output_cgraph): Stream also indirect edges.
5739 (lto_output_edge): Added capability to stream indirect edges.
5740 (input_edge): Likewise.
5741 (input_cgraph_1): Likewise.
5742 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
5743 of indirect edges.
5745 2010-04-28 Richard Guenther <rguenther@suse.de>
5747 PR tree-optimization/43879
5748 PR tree-optimization/43909
5749 * tree-ssa-structalias.c (struct variable_info): Add
5750 only_restrict_pointers flag.
5751 (new_var_info): Initialize it. Increment stats.total_vars here.
5752 (create_function_info_for): Do not increment stats.total_vars here.
5753 (get_function_part_constraint): Fix build with C++.
5754 (insert_into_field_list): Remove.
5755 (push_fields_onto_fieldstack): Properly merge fields.
5756 (create_variable_info_for): Split and simplify.
5757 (create_variable_info_for_1): New piece.
5758 (intra_create_variable_infos): Properly make restrict constraints
5759 from parameters.
5761 2010-04-28 Richard Guenther <rguenther@suse.de>
5763 PR c++/43880
5764 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
5766 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
5767 Jan Hubicka <hubicka@ucw.cz>
5769 * doc/invoke.texi (-Wsuggest-attribute=const,
5770 -Wsuggest-attribute=pure): Document.
5771 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
5772 (function_always_visible_to_compiler_p,
5773 suggest_attribute, warn_function_pure, warn_function_const):
5774 New functions.
5775 (check_call): Improve debug info.
5776 (analyze_function): Do not check availability.
5777 (add_new_function): Check availability.
5778 (propagate): Output warnings.
5779 (skip_function_for_local_pure_const): New function.
5780 (local_pure_const): Use it; output warnings.
5781 * common.opt (Wsuggest-attribute=const,
5782 Wsuggest-attribute=pure): New.
5784 2010-04-27 Jakub Jelinek <jakub@redhat.com>
5786 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
5787 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
5788 or DW_CFA_def_cfa_offset{,_sf}.
5790 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
5792 * tree.h: Fix truncated long macros.
5794 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
5796 * collect2.c (TARGET_64BIT): Redefine to target's default.
5797 * tlink.c: Likewise.
5798 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
5799 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
5800 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
5801 for underscoring __USER_LABEL_PREFIX__.
5802 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
5803 (SUB_LINK_ENTRY32): New.
5804 (SUB_LINK_ENTRY64): New.
5805 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
5806 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
5807 (SUB_LINK_ENTRY64): New.
5808 (SUB_LINK_ENTRY): New.
5809 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
5810 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
5811 x64 target is choosen.
5812 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
5813 * configure: Regenerated.
5814 * configure.ac (leading-mingw64-underscores): Option added.
5816 2010-04-27 Jan Hubicka <jh@suse.cz>
5818 * doc/invoke.texi (-fipa-profile): Document.
5819 * opts.c (decode_options): Enable ipa-profile at -O1.
5820 * timevar.def (TV_IPA_PROFILE): Define.
5821 * common.opt (fipa-profile): Add.
5822 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
5823 flag for clones.
5824 (cgraph_propagate_frequency): Handle only local ones.
5825 * tree-pass.h (pass_ipa_profile): Declare.
5826 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
5827 (pass_ipa_profile): Use TV_IPA_PROFILE.
5828 * ipa.c (ipa_profile): New function.
5829 (gate_ipa_profile): Likewise.
5830 (pass_ipa_profile): New global variable.
5831 * passes.c (pass_ipa_profile): New.
5833 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
5835 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
5837 2010-04-27 Martin Jambor <mjambor@suse.cz>
5839 PR middle-end/43812
5840 * ipa.c (dissolve_same_comdat_group_list): New function.
5841 (function_and_variable_visibility): Call
5842 dissolve_same_comdat_group_list when comdat group contains external or
5843 newly local nodes.
5844 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
5845 lists are circular and that they contain only DECL_ONE_ONLY nodes.
5847 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
5849 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
5850 (const_hash_1) <VECTOR_CST>: New case.
5851 (compare_constant) <VECTOR_CST>: Likewise.
5852 <ADDR_EXPR>: Deal with LABEL_REFs.
5853 (copy_constant) <VECTOR_CST>: New case.
5855 2010-04-27 Jan Hubicka <jh@suse.cz>
5857 * cgraph.c (cgraph_propagate_frequency): New function.
5858 * cgraph.h (cgraph_propagate_frequency): Declare.
5859 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
5860 cgraph_propagate_frequency.
5862 2010-04-27 Jakub Jelinek <jakub@redhat.com>
5864 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
5866 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
5868 PR target/40657
5869 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
5870 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
5871 here to determine which regs to push and how much stack to reserve.
5873 2010-04-27 Jie Zhang <jie@codesourcery.com>
5875 * doc/gimple.texi (gimple_statement_with_ops): Remove
5876 addresses_taken field.
5877 (gimple_statement_with_memory_ops): Likewise.
5879 2010-04-27 Jan Hubicka <jh@suse.cz>
5881 * tree-inline.c (eni_inlining_weights): Remove.
5882 (estimate_num_insns): Special case more builtins.
5884 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
5886 PR c/32207
5887 * c-typeck.c (build_binary_op): Move forward check for comparison
5888 pointer with null pointer constant and adjust the diagnostic message.
5890 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
5892 PR lto/42776
5893 * configure.ac (gcc_cv_as_section_has_align): Set if installed
5894 binutils supports extended .section directive needed by LTO, or
5895 warn if older binutils found.
5896 (LTO_BINARY_READER): New AC_SUBST'd variable.
5897 (LTO_USE_LIBELF): Likewise.
5898 * gcc/config.gcc (lto_binary_reader): New target-specific configure
5899 variable.
5900 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
5901 (LTO_USE_LIBELF): Likewise.
5902 * configure: Regenerate.
5904 * collect2.c (is_elf): Rename from this ...
5905 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
5906 object files in addition to ELF-formatted ones.
5907 (scan_prog_file): Caller updated. Also allow for LTO info marker
5908 symbol to be prefixed or not by an extra underscore.
5910 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
5911 * config/i386/winnt.c: Also #include lto-streamer.h
5912 (i386_pe_asm_named_section): Specify 1-byte section alignment for
5913 LTO named sections.
5914 (i386_pe_asm_output_aligned_decl_common): Add comment.
5915 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
5917 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
5919 PR target/43889
5920 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
5921 Add missing earlyclobber for second alternative.
5923 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
5925 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
5926 bits for artificial defs at the top of the block.
5927 * fwprop.c (single_def_use_enter_block): Don't call it.
5929 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
5931 PR 43715
5932 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
5933 instead of "$gcc_cv_objdump -T".
5934 Use "-undefined dynamic_lookup" on darwin.
5935 * gcc/configure: Regenerate.
5937 2010-04-26 Jakub Jelinek <jakub@redhat.com>
5939 PR c/43893
5940 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
5942 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
5944 * c-parser.c (struct c_token): Move location field up.
5945 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
5946 (struct c_declspecs): Convert typespec_word, storage_class, and
5947 default_int_p into bitfields.
5948 (struct c_declarator): Move loc field up.
5950 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
5952 * cfgloop.h (struct loop): Move can_be_parallel field up.
5953 * ipa-prop.h (struct ip_node_params): Move bitfields up.
5954 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
5955 down.
5956 (struct iv_cand): Convert pos field into a bitfield.
5957 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
5958 field up.
5959 (struct _stmt_vec_info): Shuffle fields for better packing.
5961 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
5963 * varasm.c (IN_NAMED_SECTION): Remove guard.
5964 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
5965 (IN_NAMED_SECTION_P): ...this.
5966 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
5967 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
5969 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
5971 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
5972 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
5973 of shadowing it. Fix comments.
5975 2010-04-26 Jan Hubicka <jh@suse.cz>
5977 * cgraph.c (cgraph_create_node): Set node frequency to normal.
5978 (cgraph_clone_node): Copy function frequency.
5979 * cgraph.h (node_frequency): New enum
5980 (struct cgraph_node): Add.
5981 * final.c (rest_of_clean_state): Update.
5982 * lto-cgraph.c (lto_output_node): Output node frequency.
5983 (input_overwrite_node): Input node frequency.
5984 * tre-ssa-loop-ivopts (computation_cost): Update.
5985 * lto-streamer-out.c (output_function): Do not output function
5986 frequency.
5987 * predict.c (maybe_hot_frequency_p): Update and handle functions
5988 executed once.
5989 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
5990 attribute lookup.
5991 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
5992 (compute_function_frequency): Set noreturn functions to be executed
5993 once.
5994 (choose_function_section): Update.
5995 * lto-streamer-in.c (input_function): Do not input function frequency.
5996 * function.c (allocate_struct_function): Do not initialize function
5997 frequency.
5998 * function.h (function_frequency): Remove.
5999 (struct function): Remove function frequency.
6000 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
6001 (try_update): Update.
6002 * tree-inline.c (initialize_cfun): Do not update function frequency.
6003 * passes.c (pass_init_dump_file): Update.
6004 * i386.c (ix86_compute_frame_layout): Update.
6005 (ix86_pad_returns): Update.
6007 2010-04-26 Jie Zhang <jie@codesourcery.com>
6009 PR tree-optimization/43833
6010 * tree-vrp.c (range_int_cst_p): New.
6011 (range_int_cst_singleton_p): New.
6012 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
6013 when both operands are constants. Use range_int_cst_p in
6014 BIT_IOR_EXPR case.
6016 2010-04-26 Jan Hubicka <jh@suse.cz>
6018 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
6020 2010-04-26 Richard Guenther <rguenther@suse.de>
6022 PR lto/43080
6023 * gimple.c (gimple_decl_printable_name): Deal gracefully
6024 with a NULL DECL_NAME.
6026 2010-04-26 Richard Guenther <rguenther@suse.de>
6028 PR lto/42425
6029 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
6030 if emitting debug information and it is either a function
6031 or a namespace decl.
6033 2010-04-26 Ira Rosen <irar@il.ibm.com>
6035 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
6036 determine if the statement is vectorizable, and a macro to access it.
6037 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6038 Skip statements that can't be vectorized. If the analysis fails,
6039 mark the statement as unvectorizable if vectorizing basic block.
6040 (vect_compute_data_refs_alignment): Likewise.
6041 (vect_verify_datarefs_alignment): Skip statements marked as
6042 unvectorizable. Add print.
6043 (vect_analyze_group_access): Skip statements that can't be
6044 vectorized. If the analysis fails, mark the statement as
6045 unvectorizable if vectorizing basic block.
6046 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
6047 * tree-vect-stmts.c (vectorizable_store): Fix the number of
6048 generated stmts for SLP.
6049 (new_stmt_vec_info): Initialize the new field.
6050 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
6051 statements marked as unvectorizable.
6053 2010-04-25 Joseph Myers <joseph@codesourcery.com>
6055 * c-common.c (flag_isoc1x): New.
6056 (flag_isoc99): Update comment.
6057 * c-common.h (flag_isoc1x): New.
6058 (flag_isoc99): Update comment.
6059 * c-cppbuiltin.c (builtin_define_float_constants): Also define
6060 __<type>_DECIMAL_DIG__.
6061 * c-opts.c (set_std_c1x): New.
6062 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
6063 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
6064 * c.opt (-std=c1x, -std=gnu1x): New options.
6065 * doc/cpp.texi: Mention -std=c1x.
6066 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
6067 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
6068 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
6069 * doc/standards.texi: Mention C1X.
6070 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
6071 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
6072 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
6073 Define for C1X.
6075 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
6077 * config/i386/gmon-sol2.c (_mcleanup): Change format string
6078 placeholder from 0x%x to %#x.
6079 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
6080 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
6081 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
6082 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
6083 * config/i386/i386.c (ix86_target_string): Ditto.
6084 (output_pic_addr_const): Ditto.
6085 (print_operand): Ditto.
6087 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
6089 * combine.c (find_split_point): Add third argument. Use it
6090 to find nested multiply-accumulate instructions. Adjust calls.
6091 (try_combine): Adjust call to find_split_point.
6093 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
6095 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
6097 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
6099 PR tree-optimization/41442
6100 * fold-const.c (merge_truthop_with_opposite_arm): New function.
6101 (fold_binary_loc): Call it.
6103 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6105 * toplev.c (general_init): Set default for fdiagnostics-show-option.
6106 * opts.c (common_handle_option): Allow disabling it.
6107 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
6109 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
6111 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
6112 between modes if both types are integral.
6114 2010-04-23 Richard Guenther <rguenther@suse.de>
6116 PR tree-optimization/43572
6117 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
6119 2010-04-23 Richard Guenther <rguenther@suse.de>
6121 PR lto/43455
6122 * tree-inline.c (tree_can_inline_p): Also check compatibility
6123 of return types.
6125 2010-04-23 Martin Jambor <mjambor@suse.cz>
6127 PR tree-optimization/43846
6128 * tree-sra.c (struct access): New flag grp_assignment_read.
6129 (build_accesses_from_assign): Set grp_assignment_read.
6130 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
6131 (enum mark_read_status): New type.
6132 (analyze_access_subtree): Propagate grp_assignment_read, create
6133 accesses also if both direct_read and root->grp_assignment_read.
6135 2010-04-23 Martin Jambor <mjambor@suse.cz>
6137 PR middle-end/43835
6138 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
6139 function does not have type attributes.
6141 2010-04-23 Richard Guenther <rguenther@suse.de>
6143 PR lto/42653
6144 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
6145 of FUNCTION_DECLs.
6147 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6149 * sese.h (create_if_region_on_edge): Remove.
6151 * sese.c (create_if_region_on_edge): Make static.
6153 * tree-inline.c: Do not include ggc.h.
6155 * expr.c: Do not include ggc.h.
6157 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
6158 dependencies.
6160 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
6162 PR target/43744
6163 * config/sh/sh.c (find_barrier): Don't emit a constant pool
6164 in the middle of insns for casesi_worker_2.
6166 2010-04-22 David Edelsohn <edelsohn@gnu.org>
6168 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
6170 2010-04-22 Ira Rosen <irar@il.ibm.com>
6172 PR tree-optimization/43842
6173 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
6174 loop unrolling in update of exit phis. Fix comment.
6175 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
6176 least two reduction statements in the loop before starting SLP
6177 analysis.
6179 2010-04-22 Nick Clifton <nickc@redhat.com>
6181 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
6183 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
6185 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
6186 to simplify a + ~a.
6188 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6190 * tree-parloops.c (loop_parallel_p): New argument
6191 parloop_obstack. Pass it down.
6192 (parallelize_loops): New variable parloop_obstack. Initialize it,
6193 pass it down, free it.
6195 * tree-loop-linear.c (linear_transform_loops): Pass down
6196 lambda_obstack.
6198 * tree-data-ref.h (lambda_compute_access_matrices): New argument
6199 of type struct obstack *.
6201 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
6202 scratch_obstack. Initialize it, pass down, free it.
6204 * lambda.h (lambda_loop_new): Remove.
6205 (lambda_matrix_new, lambda_matrix_inverse)
6206 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
6207 argument of type struct obstack *.
6209 * lambda-trans.c (lambda_trans_matrix_new): New argument
6210 lambda_obstack. Pass it down, use obstack allocation for ret.
6211 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
6212 it down.
6214 * lambda-mat.c (lambda_matrix_get_column)
6215 (lambda_matrix_project_to_null): Remove.
6216 (lambda_matrix_new): New argument lambda_obstack. Use obstack
6217 allocation for mat.
6218 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
6219 lambda_obstack.
6221 * lambda-code.c (lambda_loop_new): New function.
6222 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
6223 (lambda_compute_auxillary_space, lambda_compute_target_space)
6224 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
6225 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
6226 (build_access_matrix): New argument lambda_obstack. Use obstack
6227 allocation for am.
6228 (lambda_compute_step_signs, lambda_compute_access_matrices): New
6229 argument lambda_obstack. Pass it down.
6231 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
6233 * optabs.h (expand_widening_mult): Declare.
6235 2010-04-22 Richard Guenther <rguenther@suse.de>
6237 PR tree-optimization/43845
6238 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
6239 lookup the CALL_EXPR function and arguments.
6241 2010-04-22 Nick Clifton <nickc@redhat.com>
6243 * config/stormy16/stormy16.c
6244 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
6245 * config/stormy16/stormy16.h: Tidy up formatting.
6246 (DONT_USE_BUILTIN_SETJMP): Remove definition.
6247 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
6248 (ineqbranchsi): Delete pattern.
6249 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
6250 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
6251 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
6252 stormy16-lib2-ucmpsi2.c.
6254 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
6256 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
6257 df_simulate_find_noclobber_defs as appropriate. Keep track of an
6258 extra set merge_set_noclobber, and use it to relax the final test
6259 slightly.
6260 * df.h (df_simulate_find_noclobber_defs): Declare.
6261 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
6262 conditional defs.
6263 (df_simulate_find_noclobber_defs): New function.
6265 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
6267 * config/i386/i386.md: Use {} around multi-line preparation statements.
6269 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6271 * c-tree.h (push_init_level, pop_init_level, set_init_index)
6272 (process_init_element): New argument of type struct obstack *.
6274 * c-typeck.c (push_init_level, pop_init_level, set_designator)
6275 (set_init_index, set_init_label, set_nonincremental_init)
6276 (set_nonincremental_init_from_string, find_init_member)
6277 (output_init_element, output_pending_init_elements)
6278 (process_init_element): New argument braced_init_obstack. Pass it
6279 down.
6280 (push_range_stack, add_pending_init): New argument
6281 braced_init_obstack. Use obstack allocation.
6283 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
6284 braced_init_obstack. Pass it down.
6285 (c_parser_braced_init): New variables ret, braced_init_obstack.
6286 Initialize obstack, pass it down and finally free it.
6288 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
6290 PR middle-end/29274
6291 * tree-pass.h (pass_optimize_widening_mul): Declare.
6292 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
6293 gate_optimize_widening_mul): New static functions.
6294 (pass_optimize_widening_mul): New.
6295 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
6296 <case MULT_EXPR>: Remove support for widening multiplies.
6297 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
6298 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
6299 simplify_gen_unary rather than directly building extensions.
6300 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
6301 WIDEN_MULT_EXPR.
6302 * expmed.c (expand_widening_mult): New function.
6303 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
6305 2010-04-21 Jan Hubicka <jh@suse.cz>
6307 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
6308 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
6309 * lto-wpa-fixup.c: Remove.
6310 * Makefile.in (lto-wpa-fixup.o): Remove.
6311 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
6312 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
6313 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
6315 2010-04-21 Jan Hubicka <jh@suse.cz>
6317 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
6318 add write_optimization_summary, read_optimization_summary.
6319 (ipa_write_summaries_of_cgraph_node_set): Remove.
6320 (ipa_write_optimization_summaries): Declare.
6321 (ipa_read_optimization_summaries): Declare.
6322 * ipa-cp.c (pass_ipa_cp): Update.
6323 * ipa-reference.c (pass_ipa_reference): Update.
6324 * ipa-pure-const.c (pass_ipa_pure_const): Update.
6325 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
6326 Update.
6327 * ipa-inline.c (pass_ipa_inline): Update.
6328 * ipa.c (pass_ipa_whole_program): Update.
6329 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
6330 * passes.c (ipa_write_summaries_1): Do not test wpa.
6331 (ipa_write_optimization_summaries_1): New.
6332 (ipa_write_optimization_summaries): New.
6333 (ipa_read_summaries): Do not test ltrans.
6334 (ipa_read_optimization_summaries_1): New.
6335 (ipa_read_optimization_summaries): New.
6337 2010-04-21 Jan Hubicka <jh@suse.cz>
6339 * lto-cgraph.c (lto_output_node): Do not output comdat groups
6340 for boundary nodes.
6341 (output_cgraph): Do not arrange comdat groups for boundary nodes.
6343 2010-04-21 Jakub Jelinek <jakub@redhat.com>
6345 PR debug/40040
6346 * dwarf2out.c (add_name_and_src_coords_attributes): Add
6347 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
6349 2010-04-21 Jan Hubicka <jh@suse.cz>
6351 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
6353 2010-04-21 Jan Hubicka <jh@suse.cz>
6355 * varpool.c (decide_is_variable_needed): Variable is always needed
6356 during ltrans.
6358 2010-04-21 Jan Hubicka <jh@suse.cz>
6360 * opts.c (decode_options): Enable pure-const pass for whopr.
6362 2010-04-21 Jan Hubicka <jh@suse.cz>
6364 * cgraph.c (dump_cgraph_node): Dump also assembler name.
6365 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
6366 at WPA dumping.
6367 (cgraph_decide_inlining): Do not expect callee to be removed in all
6368 cases.
6370 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
6372 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
6374 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
6376 * config/i386/i386.md (x86_shrd): Add athlon_decode and
6377 amdfam10_decode attributes.
6379 2010-04-21 Jakub Jelinek <jakub@redhat.com>
6381 PR middle-end/43570
6382 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
6383 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
6384 (lower_copyprivate_clauses): Use private var in outer
6385 context instead of original var. Make sure the types
6386 are correct for VLAs.
6388 2010-04-21 Richard Guenther <rguenther@suse.de>
6390 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
6391 to non-pointer objects.
6393 2010-04-21 Jakub Jelinek <jakub@redhat.com>
6395 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
6396 last chain entry if it starts with the still current label.
6397 (add_location_or_const_value_attribute): Check that
6398 loc_list->first->next is NULL instead of comparing ->first with ->last.
6399 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
6400 to add_var_loc_to_decl.
6402 * dwarf2out.c (output_call_frame_info): For dw_cie_version
6403 >= 4 add also address size and segment size fields into CIE header.
6405 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
6406 long as address size is the same as sizeof (void *) and
6407 segment size is 0.
6408 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
6409 address size or segment size is unexpected, return DW_EH_PE_omit.
6410 (classify_object_over_fdes): If get_cie_encoding returned
6411 DW_EH_PE_omit, return -1.
6412 (init_object): If classify_object_over_fdes returned -1,
6413 pretend there were no FDEs at all.
6415 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
6417 * config/i386/i386.md (bswap<mode>2): Macroize expander from
6418 bswap{si,di}2 using SWI48 mode iterator.
6419 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
6420 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
6421 set modrm attribute of bswap insn to 0 and remove length attribute.
6422 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
6423 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
6424 set mode attribute to <MODE> and remove length attribute.
6426 2010-04-20 James E. Wilson <wilson@codesourcery.com>
6428 PR rtl-optimization/43520
6429 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
6430 zero available registers.
6432 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6434 * builtins.c (fold_builtin_cproj): Fold more cases.
6436 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6438 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
6439 (fold_builtin_1): Fold builtin cproj.
6440 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
6441 Use ATTR_CONST_NOTHROW_LIST.
6443 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
6445 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
6446 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
6447 ffsi2_no_cmove for !TARGET_CMOVE.
6448 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
6449 (ffssi2): Remove expander.
6450 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
6451 mode iterator.
6452 (ctz<mode>2): Ditto from ctz{si,di}2.
6453 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
6454 mode iterator.
6455 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
6456 mode iterator.
6458 2010-04-20 Jakub Jelinek <jakub@redhat.com>
6460 * dwarf2out.c (AT_linkage_name): Define.
6461 (clone_as_declaration): Handle DW_AT_linkage_name.
6462 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
6463 of DW_AT_MIPS_linkage_name.
6464 (move_linkage_attr): Likewise.
6465 (dwarf2out_finish): Likewise.
6467 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
6469 PR middle-end/41952
6470 * fold-const.c (fold_comparison): New folding rule.
6472 2010-04-20 Anatoly Sokolov <aesok@post.ru>
6474 * double-int.h (double_int_setbit): Declare.
6475 * double-int.c (double_int_setbit): New function.
6476 * rtl.h (immed_double_int_const): Declare.
6477 * emit-rtl.c (immed_double_int_const): New function.
6478 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
6479 and immed_double_int_const functions.
6480 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
6481 expand_copysign_bit): (Ditto.).
6482 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
6483 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
6484 * dojump.c (prefer_and_bit_test): (Ditto.).
6485 * expr.c (convert_modes, reduce_to_bit_field_precision,
6486 const_vector_from_tree): (Ditto.).
6487 * expmed.c (mask_rtx, lshift_value): (Ditto.).
6489 2010-04-20 Jan Hubicka <jh@suse.cz>
6491 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
6492 (dump_cgraph_node): Dump new flags.
6493 * cgraph.h (struct cgraph_node): Add flags
6494 reachable_from_other_partition and in_other_partition.
6495 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
6496 other partition can not be removed.
6497 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
6498 the other partition must be output; silence sanity checking on
6499 leaking functions bodies from other paritition.
6500 * lto-cgraph.c (reachable_from_other_partition_p): New function.
6501 (lto_output_node): Output new flags; do not sanity check that inline
6502 clones are output; drop lto_forced_extern_inline_p code; do not mock
6503 visibility flags at partition boundaries.
6504 (add_node_to): New function.
6505 (output_cgraph): Use it to sort functions so masters appear before
6506 clones.
6507 (input_overwrite_node): Input new flags.
6508 * passes.c (ipa_write_summaries): Do not call
6509 lto_new_extern_inline_states.
6510 * lto-section-out.c (forced_extern_inline,
6511 lto_new_extern_inline_states lto_delete_extern_inline_states,
6512 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
6513 * lto-streamer.h (lto_new_extern_inline_states,
6514 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
6515 lto_forced_extern_inline_p): Kill.
6517 2010-04-20 Richard Guenther <rguenther@suse.de>
6519 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
6520 from vars that can have pointers.
6521 (process_constraint): Dump useless constraints.
6523 2010-04-20 Richard Guenther <rguenther@suse.de>
6525 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
6526 (dump_sa_points_to_info): Remove asserts.
6527 (init_base_vars): nothing_id isn't an escape point nor does it
6528 have pointers.
6530 2010-04-20 Jakub Jelinek <jakub@redhat.com>
6532 * tree.h (TYPE_REF_IS_RVALUE): Define.
6533 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
6534 should_move_die_to_comdat, prune_unused_types_walk): Handle
6535 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
6536 (modified_type_die, gen_reference_type_die): Emit
6537 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
6538 if TYPE_REF_IS_RVALUE and -gdwarf-4.
6540 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6542 PR target/43635
6543 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
6544 calls for -fpic -m31 if they have been sibcall optimized.
6546 2010-04-19 James E. Wilson <wilson@codesourcery.com>
6548 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
6549 ar.lc fixed and call-used.
6551 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
6553 2010-04-19 Jan Hubicka <jh@suse.cz>
6555 * opts.c (decode_options): Disable whpr incompatible passes.
6556 * lto/lto.c (lto_1_to_1_map): Skip clones.
6557 (read_cgraph_and_symbols): Do not mark everything as needed.
6558 (do_whole_program_analysis): Do map only after optimizing;
6559 set proper cgraph_state; use passmanager.
6561 2010-04-19 DJ Delorie <dj@redhat.com>
6563 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
6564 POINTER_PLUS_EXPR and fix them.
6566 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
6568 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
6569 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
6570 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
6571 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
6572 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
6573 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
6574 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
6575 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
6576 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
6577 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
6578 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
6580 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
6582 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
6583 (check_cond_move_block): Likewise.
6584 (cond_move_process_if_block): Likewise.
6585 (noce_find_if_block): Improve formatting.
6586 (find_if_header): Pass 0 to memset and tweak conditions.
6587 (cond_exec_find_if_block): Fix long lines and tweak conditions.
6589 2010-04-19 Jakub Jelinek <jakub@redhat.com>
6591 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
6592 for -gdwarf-4.
6594 PR middle-end/43337
6595 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
6596 with non-local decl doesn't need chain.
6598 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
6600 * ira-color.c (allocno_reload_assign): Avoid accumulating
6601 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
6603 2010-04-19 Martin Jambor <mjambor@suse.cz>
6605 * gimple.h (create_tmp_reg): Declare.
6606 * gimplify.c (create_tmp_reg): New function.
6607 (gimplify_return_expr): Use create_tmp_reg.
6608 (gimplify_omp_atomic): Likewise.
6609 (gimple_regimplify_operands): Likewise.
6610 * tree-dfa.c (make_rename_temp): Likewise.
6611 * tree-predcom.c (predcom_tmp_var): Likewise.
6612 (reassociate_to_the_same_stmt): Likewise.
6613 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
6614 (get_replaced_param_substitute): Likewise.
6615 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
6616 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
6617 * tree-ssa-pre.c (get_representative_for): Likewise.
6618 (create_expression_by_pieces): Likewise.
6619 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
6620 (create_tailcall_accumulator): Likewise.
6622 2010-04-19 Martin Jambor <mjambor@suse.cz>
6624 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
6625 new_stmt.
6626 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
6628 2010-04-19 Richard Guenther <rguenther@suse.de>
6630 PR tree-optimization/43796
6631 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
6632 from SCEV in the lattice.
6633 (vrp_visit_phi_node): Dump change.
6635 2010-04-19 Richard Guenther <rguenther@suse.de>
6637 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
6638 * configure: Re-generated.
6640 2010-04-19 Richard Guenther <rguenther@suse.de>
6642 PR tree-optimization/43783
6643 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
6644 constant ARRAY_REF operands two and three if possible.
6646 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
6648 PR target/43766
6649 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
6651 2010-04-19 Jie Zhang <jie@codesourcery.com>
6653 PR target/43662
6654 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
6656 2010-04-19 Ira Rosen <irar@il.ibm.com>
6658 PR tree-optimization/37027
6659 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
6660 and macro to access it.
6661 (vectorizable_reduction): Add argument.
6662 (vect_get_slp_defs): Likewise.
6663 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
6664 statements for possible use in SLP.
6665 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
6666 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
6667 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
6668 add new argument.
6669 (vectorizable_reduction): Likewise.
6670 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
6671 vect_get_slp_defs.
6672 (vectorizable_type_demotion, vectorizable_type_promotion,
6673 vectorizable_store): Likewise.
6674 (vect_analyze_stmt): Update call to vectorizable_reduction.
6675 (vect_transform_stmt): Likewise.
6676 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
6677 (vect_build_slp_tree): Fix indentation. Check that there are no loads
6678 from different interleaving chains in same node.
6679 (vect_slp_rearrange_stmts): New function.
6680 (vect_supported_load_permutation_p): Allow load permutations for
6681 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
6682 inside SLP nodes if necessary.
6683 (vect_analyze_slp_instance): Handle reductions.
6684 (vect_analyze_slp): Try to build SLP instances originating from groups
6685 of reductions.
6686 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
6687 (vect_get_constant_vectors): Create initial vectors for reductions
6688 according to reduction code. Add new argument.
6689 (vect_get_slp_defs): Add new argument, pass it to
6690 vect_get_constant_vectors.
6691 (vect_schedule_slp_instance): Remove SLP tree root statements.
6693 2010-04-19 Jakub Jelinek <jakub@redhat.com>
6695 * tree.h (ENUM_IS_SCOPED): Define.
6696 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
6697 for ENUM_IS_SCOPED enums.
6699 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
6701 * fold-const.c (fold_comparison): Use ssizetype.
6702 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
6703 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
6704 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
6705 * tree-object-size.c (compute_object_sizes): Use size_type_node.
6707 * tree.h (initialize_sizetypes): Remove parameter.
6708 (build_common_tree_nodes): Remove second parameter.
6709 * stor-layout.c (initialize_sizetypes): Remove parameter.
6710 Always create an unsigned type.
6711 (set_sizetype): Assert that the passed type is unsigned and simplify.
6712 * tree.c (build_common_tree_nodes): Remove second parameter.
6713 Adjust call to initialize_sizetypes.
6714 * c-decl.c (c_init_decl_processing): Remove second argument in call to
6715 build_common_tree_nodes.
6717 2010-04-18 Matthias Klose <doko@ubuntu.com>
6719 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
6721 2010-04-18 Ira Rosen <irar@il.ibm.com>
6723 PR tree-optimization/43771
6724 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
6725 load permutation doesn't have gaps.
6727 2010-04-18 Jan Hubicka <jh@suse.cz>
6729 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
6730 (sse_prologue_save_insn expander): Use new pattern.
6731 (sse_prologue_save_insn1): New pattern and splitter.
6732 (sse_prologue_save_insn): Update to deal also with 64bit aligned
6733 blocks.
6734 * i386.c (setup_incoming_varargs_64): Do not compute jump
6735 destination here.
6736 (ix86_gimplify_va_arg): Update alignment needed.
6737 (ix86_local_alignment): Do not align all local arrays to 128bit.
6739 2010-04-17 Jan Hubicka <jh@suse.cz>
6741 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
6743 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
6745 * arm.md (negdi2): Remove redundant code to force values into a
6746 register.
6748 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
6750 * arm/bpabi.S: Add EABI alignment attributes to objects.
6751 * arm/bpabi-v6m.S: Likewise.
6752 * arm/crti.asm: Likewise.
6753 * arm/crtn.asm: Likewise.
6754 * arm/lib1funcs.asm: Likewise.
6755 * arm/libunwind.S: Likewise.
6757 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
6759 * arm-protos.h (tune_params): New structure.
6760 * arm.c (current_tune): New variable.
6761 (arm_constant_limit): Delete.
6762 (struct processors): Add pointer to the tune parameters.
6763 (arm_slowmul_tune): New tuning option.
6764 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
6765 (all_cores): Adjust to pick up the tuning model.
6766 (arm_constant_limit): New function.
6767 (arm_override_options): Select the appropriate tuning model. Delete
6768 initialization of arm_const_limit.
6769 (arm_split_constant): Use the new constant-limit model.
6770 (arm_rtx_costs): Pick up the current tuning model.
6771 * arm.md (is_strongarm, is_xscale): Delete.
6772 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
6773 for Xscale variant architectures.
6774 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
6776 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6778 * config/arm/arm.c (arm_gen_constant): Remove unused variable
6779 can_shift.
6780 (arm_rtx_costs_1): Remove unused variable extra_cost.
6781 (arm_unwind_emit_set): Use variable offset.
6782 (thumb1_output_casesi): Remove unused variable flags.
6784 2010-04-16 Jeff Law <law@redhat.com>
6786 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
6787 needing assignment rather than doing a two-phase assignment. Remove
6788 unused variable 'm'.
6790 2010-04-16 Jakub Jelinek <jakub@redhat.com>
6792 PR bootstrap/43767
6793 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
6795 2010-04-16 Doug Kwan <dougkwan@google.com>
6797 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
6798 (next_operand_entry_id): New static variable.
6799 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
6800 (add_to_ops_vec): Assigned unique ID to operand entry.
6801 (struct oecount_s): New field ID.
6802 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
6803 (undistribute_ops_list): Assign unique IDs to oecounts.
6804 (init_reassoc): reset next_operand_entry_id.
6806 2010-04-16 Doug Kwan <dougkwan@google.com>
6808 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
6809 missing left parenthesis.
6811 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
6813 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
6814 *btdi_rex64 using SWI48 mode iterator.
6815 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
6816 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
6817 *jcc_btdi_mask_rex64.
6819 2010-04-16 Anatoly Sokolov <aesok@post.ru>
6821 * double-int.h (tree_to_double_int): Convert to macro.
6822 * double-int.c (tree_to_double_int): Remove.
6824 2010-04-16 Jakub Jelinek <jakub@redhat.com>
6826 PR debug/43762
6827 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
6828 with want_address 2 and in case a single element list might be
6829 possible, call it again with want_address 0.
6831 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6833 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
6834 case 'W' print operands for HI mode.
6835 * config/h8300/h8300.h (Y0, Y2) : New constraints.
6836 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
6837 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
6838 * config/h8300/predicate.md (bit_register_indirect_operand): New.
6840 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
6842 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
6843 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
6844 #xx:3 and #xx:4 mode.
6846 * config/h8300/h8300.md (inverted load with HImode dest): Add
6847 support for H8300SX.
6849 * config/h8300/predicate.md (bit_operand): Allow immediate values that
6850 satisfy 'U' constraint.
6852 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6854 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
6855 * configure: Regenerate.
6856 * config.in: Regenerate.
6857 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
6858 works.
6860 2010-04-16 Richard Guenther <rguenther@suse.de>
6862 * tree.h (struct tree_decl_minimal): Move pt_uid ...
6863 (struct tree_decl_common): ... here.
6864 (DECL_PT_UID): Adjust.
6865 (SET_DECL_PT_UID): Likewise.
6866 (DECL_PT_UID_SET_P): Likewise.
6868 2010-04-16 Richard Guenther <rguenther@suse.de>
6870 PR tree-optimization/43572
6871 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
6872 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
6873 * tree-flow.h (is_call_clobbered): Remove.
6874 * tree-flow-inline.h (is_call_clobbered): Likewise.
6875 * tree-dfa.c (dump_variable): Do not dump call clobber state.
6876 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
6877 (execute_return_slot_opt): Adjust.
6878 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
6879 check for call clobbered vars here.
6880 (find_tail_calls): Move tailcall verification to the
6881 proper place.
6883 2010-04-16 Diego Novillo <dnovillo@google.com>
6885 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
6887 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
6889 PR target/40603
6890 * config/arm/arm.md (cbranchqi4): New pattern.
6891 * config/arm/predicates.md (const0_operand,
6892 cbranchqi4_comparison_operator): New predicates.
6894 2010-04-16 Richard Guenther <rguenther@suse.de>
6896 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
6897 (dump_gimple_stmt): Likewise.
6899 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
6901 * recog.h (struct recog_data): New field is_operator.
6902 (struct insn_operand_data): New field is_operator.
6903 * recog.c (extract_insn): Set recog_data.is_operator.
6904 * genoutput.c (output_operand_data): Emit code to set the
6905 is_operator field.
6906 * reload.c (find_reloads): Use it rather than testing for an
6907 empty constraint string.
6909 PR target/41514
6910 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
6911 If the previous insn is a cbranchsi4_insn with the same arguments,
6912 omit the compare instruction.
6914 * config/arm/arm.md (addsi3_cbranch): If destination is a high
6915 register, inputs must be low registers and we need a low register
6916 scratch. Handle alternative 2 like alternative 3.
6918 2010-04-16 Jakub Jelinek <jakub@redhat.com>
6920 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
6921 don't call get_addr on both. If one expression is a VALUE and
6922 the other a REG, check VALUE's locs if the REG isn't among them.
6924 2010-04-16 Christian Bruel <christian.bruel@st.com>
6926 * config/sh/sh.h (sh_frame_pointer_required): New function.
6927 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
6928 (flag_omit_frame_pointer) Set.
6929 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
6930 (rounded_frame_size): Adjust size with outgoing_args_size.
6931 (sh_set_return_address): Must return from stack pointer.
6932 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
6933 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
6934 (ACCUMULATE_OUTGOING_ARGS): Define.
6935 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
6936 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
6938 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
6940 PR target/43471
6941 * config/sh/sh.c (sh_legitimize_reload_address): Use
6942 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
6943 Remove a unneeded check for offset_base.
6945 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
6947 * configure: Regenerated.
6949 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6951 * config/s390/s390.c (s390_call_save_register_used): Switch back
6952 to HARD_REGNO_NREGS.
6954 2010-04-15 Richard Guenther <rguenther@suse.de>
6956 * alias.c (alias_set_subset_of): Handle alias-set zero
6957 child properly.
6959 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
6960 Julian Brown <julian@codesourcery.com>
6962 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
6963 alternatives according to use of high and low regs.
6964 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
6965 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
6966 optimizing for size on Thumb-2.
6968 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
6970 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
6972 2010-04-15 Richard Guenther <rguenther@suse.de>
6974 * tree-ssa-structalias.c (struct variable_info): Add
6975 is_fn_info flag.
6976 (new_var_info): Initialize it.
6977 (dump_constraints): Support printing last added constraints.
6978 (debug_constraints): Adjust.
6979 (dump_constraint_graph): Likewise.
6980 (make_heapvar_for): Check for NULL cfun.
6981 (get_function_part_constraint): New function.
6982 (get_fi_for_callee): Likewise.
6983 (find_func_aliases): Properly implement IPA PTA constraints.
6984 (process_ipa_clobber): New function.
6985 (find_func_clobbers): Likewise.
6986 (insert_into_field_list_sorted): Remove.
6987 (create_function_info_for): Properly allocate vars for IPA mode.
6988 Do not use insert_into_field_list_sorted.
6989 (create_variable_info_for): Properly generate constraints for
6990 global vars in IPA mode.
6991 (dump_solution_for_var): Always dump the solution.
6992 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
6993 (find_what_var_points_to): Adjust.
6994 (pt_solution_set): Change.
6995 (pt_solution_ior_into): New function.
6996 (pt_solution_empty_p): Export.
6997 (pt_solution_includes_global): Adjust.
6998 (pt_solution_includes_1): Likewise.
6999 (pt_solutions_intersect_1): Likewise.
7000 (dump_sa_points_to_info): Check some invariants.
7001 (solve_constraints): Move constraint dumping ...
7002 (compute_points_to_sets): ... here.
7003 (ipa_pta_execute): ... and here.
7004 (compute_may_aliases): Do not re-compute points-to info
7005 locally if IPA info is available.
7006 (ipa_escaped_pt): New global var.
7007 (ipa_pta_execute): Properly implement IPA PTA.
7008 * tree-into-ssa.c (dump_decl_set): Support dumping
7009 decls not in referenced-vars.
7010 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
7011 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
7012 (dump_points_to_solution): Likewise.
7013 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
7014 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
7015 (remap_gimple_stmt): Reset call clobber/use information if necessary.
7016 (copy_decl_to_var): Copy DECL_PT_UID.
7017 (copy_result_decl_to_var): Likewise.
7018 * tree.c (make_node_stat): Initialize DECL_PT_UID.
7019 (copy_node_stat): Copy it.
7020 * tree.h (DECL_PT_UID): New macro.
7021 (SET_DECL_PT_UID): Likewise.
7022 (DECL_PT_UID_SET_P): Likewise.
7023 (struct tree_decl_minimal): Add pt_uid member.
7024 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
7025 (pt_solution_empty_p): Declare.
7026 (pt_solution_set): Adjust.
7027 (ipa_escaped_pt): Declare.
7028 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
7029 * gimple-pretty-print.c (pp_points_to_solution): New function.
7030 (dump_gimple_call): Dump call clobber/use information.
7031 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
7032 * tree-pass.h (TDF_ALIAS): New dump option.
7033 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
7034 * doc/invoke.texi (-fipa-pta): Update documentation.
7036 2010-04-15 Richard Guenther <rguenther@suse.de>
7038 * Makefile.in (OBJS-common): Add gimple-fold.o.
7039 (gimple-fold.o): New rule.
7040 * tree.h (maybe_fold_offset_to_reference,
7041 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
7042 prototypes ...
7043 * gimple.h: ... here.
7044 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
7045 may_propagate_address_into_dereference): Move prototypes ...
7046 * gimple.h: ... here.
7047 * tree-ssa-ccp.c (get_symbol_constant_value,
7048 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
7049 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
7050 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
7051 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
7052 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
7053 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
7054 gimplify_and_update_call_from_tree): Move ...
7055 * gimple-fold.c: ... here. New file.
7056 (ccp_fold_builtin): Rename to ...
7057 (gimple_fold_builtin): ... this.
7058 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
7060 2010-04-15 Richard Guenther <rguenther@suse.de>
7062 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
7063 fit_double_type, force_fit_type_double, add_double_with_sign,
7064 neg_double, mul_double_with_sign, lshift_double, rshift_double,
7065 lrotate_double, rrotate_double, div_and_round_double): Move ...
7066 * double-int.c: ... here.
7067 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
7068 add_double, neg_double, mul_double_with_sign, mul_double,
7069 lshift_double, rshift_double, lrotate_double, rrotate_double,
7070 div_and_round_double): Move prototypes ...
7071 * double-int.h: ... here.
7073 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
7075 PR target/43742
7076 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
7077 matching constraints to ensure inputs match the output.
7079 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
7081 PR target/43742
7082 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
7083 in an input-only operand.
7085 2010-04-15 Anatoly Sokolov <aesok@post.ru>
7087 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
7088 (double_int_not, double_int_lshift, double_int_rshift): Declare.
7089 (double_int_negative_p): Convert to static inline function.
7090 * double-int.c (double_int_lshift, double_int_lshift): New functions.
7091 (double_int_negative_p): Remove.
7092 * tree.h (lshift_double, rshift_double):
7093 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
7094 * fold-const.c (fold_convert_const_int_from_real,
7095 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
7096 (lshift_double): Change type of arith argument to bool.
7097 (rshift_double): Change type of arith argument to bool. Correct
7098 comment.
7099 * expmed.c (mask_rtx, lshift_value): (Ditto.).
7101 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
7103 PR target/21803
7104 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
7105 at the start and end of the then/else blocks, and omit them from the
7106 conversion.
7107 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
7108 argument; all callers changed. Pass zero to old_insns_match_p instead.
7109 (flow_find_head_matching_sequence): New function.
7110 (old_insns_match_p): Check REG_EH_REGION notes for calls.
7111 * basic-block.h (flow_find_cross_jump,
7112 flow_find_head_matching_sequence): Declare functions.
7114 2010-04-14 Jason Merrill <jason@redhat.com>
7116 PR c++/36625
7117 * c-common.c (attribute_takes_identifier_p): New fn.
7118 * c-common.h: Declare it.
7120 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7122 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
7123 splitter condition.
7124 (*udivmod<mode>4): Ditto.
7126 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7128 * config/i386/i386.md (maxmin_int): Rename code attribute from
7129 maxminiprefix and update all users.
7130 (maxmin_float): Ditto from maxminfprefix.
7131 (logic): Ditto from logicprefix.
7132 (absneg_mnemonic): Ditto from absnegprefix.
7133 * config/i386/mmx.md: Update all users of maxminiprefix,
7134 maxminfprefix and logicprefix for rename.
7135 * config/i386/sse.md: Ditto.
7136 * config/i386/sync.md (sync_<code><mode>): Update for
7137 logicprefix rename.
7139 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
7141 PR 42966
7142 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
7143 warnings converted to errors.
7145 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7147 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
7148 used insn_type variable.
7149 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
7150 to avoid set-but-not-used warning.
7152 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7154 * df-core.c (df_ref_debug): Change format string placeholder
7155 from 0x%x to %#x.
7156 * dwarf2asm.c (dw2_asm_output_data_raw,
7157 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
7158 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
7159 * dwarf2out.c (output_cfi, output_cfi_directive,
7160 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
7161 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
7162 Ditto.
7163 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
7164 * print-rtl.c (print_rtx): Ditto.
7166 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7168 PR middle-end/42694
7169 * builtins.c (expand_builtin_pow_root): New function to expand pow
7170 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
7171 series of sqrt and cbrt calls under -ffast-math.
7172 (expand_builtin_pow): Call it.
7174 2010-04-14 Michael Matz <matz@suse.de>
7176 PR tree-optimization/42963
7177 * tree-cfg.c (touched_switch_bbs): New static variable.
7178 (group_case_labels_stmt): New function broken out from ...
7179 (group_case_labels): ... here, use the above.
7180 (start_recording_case_labels): Allocate touched_switch_bbs.
7181 (end_recording_case_labels): Deallocate it, call
7182 group_case_labels_stmt.
7183 (gimple_redirect_edge_and_branch): Remember index of affected BB.
7185 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7187 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
7188 from insn template.
7190 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
7192 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
7194 2010-04-13 Jan Hubicka <jh@suse.cz>
7196 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
7197 of optimized out static functions.
7198 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
7199 cost computation. Also sanity check for overflows.
7200 (update_caller_keys): Update cgraph_edge_badness call; properly
7201 update fibheap and sanity check that it is up to date.
7202 (add_new_edges_to_heap): Update cgraph_edge_badness.
7203 (cgraph_decide_inlining_of_small_function): Likewise;
7204 add sanity checking that badness in heap is up to date;
7205 improve dumping of reason; Update badness of calls to the
7206 offline copy of function currently inlined; dump badness
7207 of functions not inlined because of unit growth limits.
7209 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
7211 PR middle-end/32628
7212 * c-common.c (pointer_int_sum): Disregard overflow that occured only
7213 because of sign-extension change when converting to sizetype here...
7214 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
7216 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
7217 the folding to constants. Remove redundant final conversion.
7218 (fold_binary) <associate>: Do not associate if the re-association of
7219 constants alone overflows.
7220 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
7221 to the end of the list.
7222 (multiple_of_p) <COND_EXPR>: New case.
7224 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
7226 * opt-functions.awk (opt_sanitized_name): New.
7227 (opt_enum): New.
7228 * optc-gen.awk: Use it
7229 * opth-gen.awk: Use it.
7231 2010-04-13 Martin Jambor <mjambor@suse.cz>
7233 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
7234 (sra_modify_assign): Delete stmts loading dead data even if racc has no
7235 children. Call replace_uses_with_default_def_ssa_name to handle
7236 SSA_NAES on lhs.
7238 2010-04-13 Michael Matz <matz@suse.de>
7240 PR middle-end/43730
7241 * builtins.c (expand_builtin_interclass_mathfn): Also create
7242 a register if the predicate doesn't match.
7244 2010-04-13 Diego Novillo <dnovillo@google.com>
7246 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
7247 * c-pch.c: Include timevar.h.
7248 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
7249 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
7250 * ggc-common.c: Include timevar.h.
7251 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
7252 * timevar.def (TV_PCH_SAVE): Define.
7253 (TV_PCH_CPP_SAVE): Define.
7254 (TV_PCH_PTR_REALLOC): Define.
7255 (TV_PCH_PTR_SORT): Define.
7256 (TV_PCH_RESTORE): Define.
7257 (TV_PCH_CPP_RESTORE): Define.
7259 2010-04-13 Michael Matz <matz@suse.de>
7261 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
7262 into MINUS_EXPRs.
7263 (can_reassociate_p): New function.
7264 (break_up_subtract_bb, reassociate_bb): Use it.
7266 2010-04-13 Richard Guenther <rguenther@suse.de>
7268 PR bootstrap/43737
7269 * builtins.c (c_readstr): Fix assert.
7271 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
7273 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
7274 when generating cltd insn.
7276 (*ashl<mode>3_1): Remove special handling for register operand 2.
7277 (*ashlsi3_1_zext): Ditto.
7278 (*ashlhi3_1): Ditto.
7279 (*ashlhi3_1_lea): Ditto.
7280 (*ashlqi3_1): Ditto.
7281 (*ashlqi3_1_lea): Ditto.
7282 (*<shiftrt_insn><mode>3_1): Ditto.
7283 (*<shiftrt_insn>si3_1_zext): Ditto.
7284 (*<shiftrt_insn>qi3_1_slp): Ditto.
7285 (*<rotate_insn><mode>3_1): Ditto.
7286 (*<rotate_insn>si3_1_zext): Ditto.
7287 (*<rotate_insn>qi3_1_slp): Ditto.
7289 2010-04-13 Richard Guenther <rguenther@suse.de>
7291 * tree-ssa-structalias.c (callused_id): Remove.
7292 (call_stmt_vars): New.
7293 (get_call_vi): Likewise.
7294 (lookup_call_use_vi): Likewise.
7295 (lookup_call_clobber_vi): Likewise.
7296 (get_call_use_vi): Likewise.
7297 (get_call_clobber_vi): Likewise.
7298 (make_transitive_closure_constraints): Likewise.
7299 (handle_const_call): Adjust to do per-call call-used handling.
7300 (handle_pure_call): Likewise.
7301 (find_what_var_points_to): Remove general callused handling.
7302 (init_base_vars): Likewise.
7303 (init_alias_vars): Initialize call_stmt_vars.
7304 (compute_points_to_sets): Process call-used and call-clobbered
7305 vars for call statements.
7306 (delete_points_to_sets): Free call_stmt_vars.
7308 2010-04-13 Richard Guenther <rguenther@suse.de>
7310 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
7311 Only add RW dependence for dependence distance zero.
7312 Adjust maximal vectorization factor according to dependences.
7313 Move alignment handling ...
7314 (vect_find_same_alignment_drs): ... here. New function.
7315 (vect_analyze_data_ref_dependences): Adjust.
7316 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
7317 (vect_analyze_data_refs): Adjust minimal vectorization factor
7318 according to data references.
7319 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
7320 dependences before determining the vectorization factor.
7321 Analyze alignment after determining the vectorization factor.
7322 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
7323 dependences before alignment.
7324 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
7325 Adjust prototype.
7326 (vect_analyze_data_refs): Likewise.
7327 (MAX_VECTORIZATION_FACTOR): New define.
7329 2010-04-13 Duncan Sands <baldrick@free.fr>
7331 * except.h (lang_eh_type_covers): Remove.
7332 * except.c (lang_eh_type_covers): Likewise.
7334 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7335 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7337 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
7338 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
7339 UNITS_PER_LONG where it is ABI relevant.
7340 (s390_return_addr_rtx): Likewise.
7341 (s390_back_chain_rtx): Likewise.
7342 (s390_frame_area): Likewise.
7343 (s390_frame_info): Likewise.
7344 (s390_initial_elimination_offset): Likewise.
7345 (save_gprs): Likewise.
7346 (s390_emit_prologue): Likewise.
7347 (s390_emit_epilogue): Likewise.
7348 (s390_function_arg_advance): Likewise.
7349 (s390_function_arg): Likewise.
7350 (s390_va_start): Likewise.
7351 (s390_gimplify_va_arg): Likewise.
7352 (s390_function_profiler): Likewise.
7353 (s390_optimize_prologue): Likewise.
7354 (s390_rtx_costs): Likewise.
7355 (s390_secondary_reload): Likewise.
7356 (s390_promote_function_mode): Likewise.
7357 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
7358 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
7359 registers available.
7360 (s390_unwind_word_mode): New function.
7361 (s390_function_value): Split 64 bit values into register pair if
7362 used as return value.
7363 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
7364 function call parameters. Handle parallels.
7365 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
7366 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
7367 (DWARF_CIE_DATA_ALIGNMENT): New macro.
7368 (s390_expand_setmem): Remove unused variable src_addr.
7369 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
7370 deal with 64 bit registers.
7371 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
7372 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
7373 (UNITS_PER_LONG): New macro.
7374 * libjava/include/s390-signal.h: Define extended ucontext
7375 structure containing the upper halfs of the 64 bit registers.
7377 2010-04-13 Simon Baldwin <simonb@google.com>
7379 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
7381 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
7383 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
7384 rvalue on the RHS if the LHS is of a non-renamable type.
7385 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
7387 2010-04-13 Matthias Klose <doko@ubuntu.com>
7389 * gcc.c (cc1_options): Handle -iplugindir before processing
7390 the cc1 spec. Only add -iplugindir once.
7391 (cpp_unique_options): Add -iplugindir option if -fplugin* options
7392 found.
7393 * common.opt (iplugindir): Remove `Separate' property, initialize.
7394 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
7395 option.
7396 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
7397 (distclean): Remove plugin dir.
7398 * doc/invoke.texi: Document -iplugindir.
7400 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
7402 * doc/plugins.texi (Loading Plugins): Document short
7403 -fplugin=foo option.
7404 (Plugin API): Mention default_plugin_dir_name function.
7406 * gcc.c (find_file_spec_function): Add new declaration.
7407 (static_spec_func): Use it for "find-file".
7408 (find_file_spec_function): Add new function.
7409 (cc1_options): Add -iplugindir option if -fplugin* options found.
7411 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
7413 * plugin.c (add_new_plugin): Updated comment, and handle short
7414 plugin name.
7415 (default_plugin_dir_name): Added new function.
7417 * common.opt (iplugindir): New option to set the plugin directory.
7419 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
7421 * config/i386/i386.md (any_rotate): New code iterator.
7422 (rotate_insn): New code attribute.
7423 (rotate): Ditto.
7424 (SWIM124): New mode iterator.
7425 (<rotate_insn>ti3): New expander.
7426 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
7427 any_rotate code iterator.
7428 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
7429 using any_rotate code iterator and SWIM124 mode iterator.
7430 (ix86_rotlti3): New insn_and_split pattern.
7431 (ix86_rotrti3): Ditto.
7432 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
7433 ix86_rotl{di,ti}3 patterns.
7434 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
7435 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
7436 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
7437 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
7438 code iterator and SWI mode iterator.
7439 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
7440 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
7441 code iterator.
7442 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
7443 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
7444 (bswap rotatert splitter): Add splitter.
7445 (bswap splitter): Macroize splitter using any_rotate code iterator.
7446 Add insn predicate to split only for TARGET_USE_XCHGB or when
7447 optimizing function for size.
7449 2010-04-12 Steve Ellcey <sje@cup.hp.com>
7451 * config/pa/pa.c (emit_move_sequence): Remove use of
7452 deleted variable flag_argument_noalias.
7454 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7456 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
7457 configurations.
7458 Add to unsupported targets list.
7459 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
7460 sparc*-sun-solaris2.[567]* from target lists.
7461 * configure: Regenerate.
7462 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
7463 removal.
7464 Remove Solaris 7 patch references.
7465 (Specific, sparc-sun-solaris2.7): Removed.
7466 (sparc-sun-solaris2*): Update Solaris 7 example.
7467 (sparc64-*-solaris2*): Likewise.
7469 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7471 * config.build (alpha*-dec-osf4*): Remove.
7472 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
7473 of obsolete configurations.
7474 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
7475 support.
7476 * config/alpha/t-osf4: Renamed to ...
7477 * config/alpha/t-osf5: ... this.
7478 * config/alpha/osf.h: Renamed to ...
7479 * config/alpha/osf5.h: ... this.
7480 Merged old osf5.h contents.
7481 Update comments.
7482 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
7483 (EXTRA_SPECS): Removed.
7484 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
7485 reflect removal of Tru64 UNIX V4.0/V5.0 support.
7486 Document that.
7488 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7490 * doc/contrib.texi (Contributors, Rainer Orth): Update.
7492 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
7494 PR/43702
7495 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
7496 __thiscall convention.
7498 2010-04-12 Steve Ellcey <sje@cup.hp.com>
7500 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
7501 orig_base.
7502 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
7504 2010-04-12 Steve Ellcey <sje@cup.hp.com>
7506 * function.c (assign_parms_initialize_all): Add unused attribute
7507 to fntype.
7509 2010-04-12 Richard Guenther <rguenther@suse.de>
7511 * gsstruct.def (GSS_CALL): New.
7512 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
7513 * gimple.h: Include tree-ssa-alias.h.
7514 (struct gimple_statement_call): New.
7515 (union gimple_statement_struct_d): Add gimple_call member.
7516 (gimple_call_reset_alias_info): Declare.
7517 (gimple_call_use_set): New function.
7518 (gimple_call_clobber_set): Likewise.
7519 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
7520 * gimple.c (gimple_call_reset_alias_info): New function.
7521 (gimple_build_call_1): Call it.
7522 * lto-streamer-in.c (input_gimple_stmt): Likewise.
7523 * tree-inline.c (remap_gimple_stmt): Likewise.
7524 (expand_call_inline): Remove callused handling.
7525 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
7526 * tree-dfa.c (dump_variable): Likewise.
7527 * tree-parloops.c (parallelize_loops): Likewise.
7528 * tree-ssa.c (init_tree_ssa): Likewise.
7529 (delete_tree_ssa): Likewise.
7530 * tree-flow-inline.h (is_call_used): Remove.
7531 * tree-flow.h (struct gimple_df): Remove callused member.
7532 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
7533 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
7534 (ref_maybe_used_by_call_p_1): Simplify.
7535 (call_may_clobber_ref_p_1): Likewise.
7536 * tree-ssa-structalias.c (compute_points_to_sets): Set
7537 the call stmt used and clobbered sets.
7538 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
7539 (find_tail_calls): Verify the tail call.
7541 2010-04-12 Richard Guenther <rguenther@suse.de>
7543 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
7544 single-iteration always-inline inlining.
7545 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
7546 (cgraph_decide_inlining): Do not handle always-inline specially.
7547 (try_inline): Remove always-inline cycle detection special case.
7548 Do not recurse on always-inlines.
7549 (cgraph_early_inlining): Do not iterate if not optimizing.
7550 (cgraph_gate_early_inlining): remove.
7551 (pass_early_inline): Run unconditionally.
7552 (gate_cgraph_decide_inlining): New function.
7553 (pass_ipa_inline): Use it. Do not run the IPA inliner if
7554 not inlining or optimizing.
7555 (cgraph_decide_inlining_of_small_functions): Also consider
7556 always-inline functions.
7557 (cgraph_default_inline_p): Return true for nodes which should
7558 disregard inline limits.
7559 (estimate_function_body_sizes): Assume zero size and time for
7560 nodes which are marked as disregarding inline limits.
7561 (cgraph_decide_recursive_inlining): Do not perform recursive
7562 inlining on always-inline nodes.
7564 2010-04-12 Jakub Jelinek <jakub@redhat.com>
7566 PR bootstrap/43699
7567 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
7568 for exprs satisfying handled_component_p.
7570 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
7572 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
7573 non-constant aggregate elements.
7575 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
7576 is a real initialization.
7578 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
7580 PR c/36774
7581 * c-decl.c (start_function): Move forward check for nested function.
7583 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7585 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
7586 * config/sh/sh.c: Include reload.h.
7587 (sh_legitimize_reload_address): New.
7588 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
7589 sh_legitimize_reload_address.
7591 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7593 * config/sh/sh.md (*movqi_pop): New insn pattern.
7594 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
7596 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
7598 * config/i386/i386.md (any_shiftrt): New code iterator.
7599 (shiftrt_insn): New code attribute.
7600 (shiftrt): Ditto.
7601 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
7602 using any_shiftrt code iterator.
7603 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
7604 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
7605 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
7606 pattern from corresponding peephole2 patterns.
7607 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
7608 using any_shiftrt code iterator.
7609 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
7610 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
7611 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
7612 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
7613 *{ashr,lshr}<mode>3_cmp_zext.
7614 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
7616 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
7618 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
7619 scratch register.
7620 (*lshr<mode>3_cconly): Ditto.
7622 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
7624 * config/i386/i386.md (lshr<mode>3): Macroize expander from
7625 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
7626 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
7627 pattern from *lshr{di,ti}3_1 and corresponding splitters using
7628 DWI mode iterator.
7629 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
7630 from corresponding peephole2 patterns.
7631 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
7632 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
7633 and *lshrdi3_1_rex64 using SWI mode iterator.
7634 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
7635 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
7636 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
7637 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
7638 and *lshrdi3_cmp_rex64 using SWI mode iterator.
7639 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
7640 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
7641 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
7642 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
7643 SWI mode iterator.
7645 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
7647 * config/i386/i386.md (ashr<mode>3): Macroize expander from
7648 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
7649 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
7650 pattern from *ashr{di,ti}3_1 and corresponding splitters using
7651 DWI mode iterator.
7652 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
7653 from corresponding peephole2 patterns.
7654 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
7655 (ashrsi3_cvt): Rename from ashrsi3_31.
7656 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
7657 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
7658 and x86_64_shift_adj_3 using SWI48 mode iterator.
7659 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
7660 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
7661 and *ashrdi3_1_rex64 using SWI mode iterator.
7662 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
7663 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
7664 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
7665 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
7666 and *ashrdi3_cmp_rex64 using SWI mode iterator.
7667 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
7668 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
7669 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
7670 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
7671 SWI mode iterator.
7672 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
7673 * config/i386/i386.c (ix86_split_ashr): Update for renamed
7674 x86_shift<mode>_adj_3 expanders.
7676 2010-04-10 Wei Guozhi <carrot@google.com>
7678 PR target/42601
7679 * config/arm/arm.c (arm_pic_static_addr): New function.
7680 (legitimize_pic_address): Call arm_pic_static_addr when it detects
7681 a static symbol.
7682 (arm_output_addr_const_extra): Output expression for new pattern.
7683 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
7685 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
7687 * ira-costs.c (record_reg_classes): Ignore alternatives that are
7688 not enabled.
7690 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
7691 * web.c: Include "insn-config.h" and "recog.h".
7692 (union_match_dups): New function.
7693 (web_main): Call it.
7694 (union_defs): Don't try to recognize match_dups.
7696 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
7697 if doing so would replace the entire pattern.
7699 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
7701 PR target/43707
7702 PR target/43709
7703 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
7704 and splitter pattern. Change splitter operand 1 predicate to
7705 nonmemory_operand.
7707 2010-04-09 Martin Jambor <mjambor@suse.cz>
7709 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
7710 lattices are addresses of CONST_DECLs with the same initial value.
7711 (ipcp_print_all_lattices): Print values of CONST_DECLs.
7712 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
7714 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
7715 Bernd Schmidt <bernds@codesourcery.com>
7717 * loop-invariant.c (replace_uses): New static function.
7718 (move_invariant_reg): Use it to ensure we can replace the uses.
7720 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
7722 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
7723 function template.
7724 (picochip_override_options): Enable section anchors only above -O1.
7725 (picochip_reorg): Fixed a couple of build warnings.
7727 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7729 * configure.ac (plugin -rdynamic test): Log result.
7730 * configure: Regenerate.
7731 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
7732 (RDYNAMIC_SPEC): Define.
7733 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
7735 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7737 * configure.ac: Determine Sun ld version numbers.
7738 (comdat_group): Restrict GNU ld version checks to gld.
7739 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
7740 (enable_comdat): Support --enable-comdat.
7741 * configure: Regenerate.
7742 * doc/install.texi (Configuration): Document --enable-comdat.
7744 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7746 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
7747 * config/sol2-gld.h: ... here.
7748 * config.gcc (sparc*-*-solaris2*): Reflect this.
7749 (i[34567]86-*-solaris2*): Use it.
7751 2010-04-09 Steve Ellcey <sje@cup.hp.com>
7753 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
7754 setup_clocks_p.
7755 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
7757 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7759 PR 42965
7760 * diagnostic.c (diagnostic_initialize): Initialize
7761 some_warnings_are_errors.
7762 (diagnostic_finish): New.
7763 (diagnostic_action_after_output): Call it before exiting.
7764 (diagnostic_report_diagnostic): Do not print message here. Set
7765 some_warnings_are_errors.
7766 * diagnostic.h (diagnostic_context): Delete
7767 issue_warnings_are_errors_message. Add some_warnings_are_errors.
7768 (diagnostic_finish): Declare.
7769 * toplev.c (toplev_main): Call it before exit.
7771 2010-04-09 Jason Merrill <jason@redhat.com>
7773 PR c++/42623
7774 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
7775 for incomplete type.
7777 PR c++/41788
7778 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
7779 based on a warning flag.
7781 2010-04-09 Richard Guenther <rguenther@suse.de>
7783 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
7785 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
7787 PR bootstrap/43684
7788 * varasm.c (default_assemble_visibility): Wrap vars that are
7789 set, but unused, by targets without GAS.
7790 * config/rs6000/rs6000.c (paired_emit_vector_compare):
7791 Remove set, but unused, vars.
7792 (rs6000_legitimize_tls_address): Likewise.
7793 (altivec_expand_dst_builtin): Likewise.
7794 * config/darwin.c (machopic_classify_symbol): Likewise.
7795 (machopic_indirection_name): Likewise.
7797 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
7799 * config/i386/i386.md (DWI): New mode iterator.
7800 (S): New mode attribute.
7801 (shift_operand): Ditto.
7802 (shift_immediate_operand): Ditto.
7803 (ashl_input_operand): Ditto.
7804 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
7805 using SDWIM mode iterator.
7806 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
7807 pattern from *ashl{di,ti}3_1 and corresponding splitters using
7808 DWI mode iterator.
7809 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
7810 from corresponding peephole2 patterns.
7811 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
7812 and x86_64_shift_adj_1 using SWI48 mode iterator.
7813 (x86_shift<mode>_adj_2): Ditto.
7814 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
7815 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
7816 using SWI48 mode iterator.
7817 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
7818 *ashldi3_cmp_rex64 using SWI mode iterator.
7819 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
7820 *ashldi3_cconly_rex64 using SWI mode iterator.
7821 * config/i386/i386.c (ix86_split_ashl): Update for renamed
7822 x86_shift<mode>_adj_{1,2}.
7823 (ix86_split_ashr): Ditto.
7824 (ix86_split_lshr): Ditto.
7826 2010-04-09 Richard Guenther <rguenther@suse.de>
7828 * target.h (builtin_conversion): Pass in input and output types.
7829 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
7830 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
7831 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
7832 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
7834 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
7835 Handle AVX modes.
7836 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
7838 2010-04-09 Richard Guenther <rguenther@suse.de>
7840 PR target/43152
7841 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
7843 2010-04-09 Richard Guenther <rguenther@suse.de>
7845 * tree-vectorizer.h (struct _stmt_vec_info): Document
7846 that vectype is the type of the LHS.
7847 (supportable_widening_operation, supportable_narrowing_operation):
7848 Get both input and output vector types as arguments.
7849 (vect_is_simple_use_1): Declare.
7850 (get_same_sized_vectype): Likewise.
7851 * tree-vect-loop.c (vect_determine_vectorization_factor):
7852 Set STMT_VINFO_VECTYPE to the vector type of the def.
7853 (vectorizable_reduction): Adjust.
7854 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
7855 Adjust. Specify the output vector type.
7856 (vect_pattern_recog_1): Adjust.
7857 * tree-vect-stmts.c (get_same_sized_vectype): New function.
7858 (vectorizable_call): Adjust.
7859 (vectorizable_conversion): Likewise.
7860 (vectorizable_operation): Likewise.
7861 (vectorizable_type_demotion): Likewise.
7862 (vectorizable_type_promotion): Likewise.
7863 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
7864 the def.
7865 (vect_is_simple_use_1): New function.
7866 (supportable_widening_operation): Get both input and output
7867 vector types.
7868 (supportable_narrowing_operation): Likewise.
7869 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
7871 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
7873 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
7874 __thiscall and _thiscall as predefined macros.
7875 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
7876 thiscall attribute handling.
7877 (ix86_comp_type_attributes): Likewise.
7878 (ix86_function_regparm): Likewise.
7879 (ix86_return_pops_args): Likewise.
7880 (init_cumulative_args): Likewise.
7881 (find_drap_reg): Likewise.
7882 (ix86_static_chain): Likewise.
7883 (x86_this_parameter): Likewise.
7884 (x86_output_mi_thunk): Likewise.
7885 (ix86_attribute_table): Add description for thiscall attribute.
7886 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
7887 * doc/extend.texi: Add documentation for thiscall.
7889 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7891 PR c++/28584
7892 * c.opt (Wint-to-pointer-cast): Available in C++.
7893 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
7895 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
7897 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
7898 * calls.c (expand_call): Pass the function type to aggregate_value_p.
7899 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
7900 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
7901 function type instead. Reorder and simplify checks.
7903 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
7905 2010-04-08 Jing Yu <jingyu@google.com>
7906 Zdenek Dvorak <ook@ucw.cz>
7908 PR tree-optimization/42720
7909 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
7910 loop unswitch conditions here from ...
7911 (tree_unswitch_single_loop): ... here.
7913 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
7915 * tree-if-conv.c: Fix comments and simplify logic.
7917 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
7919 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
7920 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
7921 (main_tree_if_conversion): Update call to tree_if_conversion.
7923 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7925 PR 42485
7926 * doc/invoke.texi (-b,-V): Delete.
7927 * doc/tm.texi: Do not mention -b.
7928 * gcc.c (display_help): Delete -b and -V.
7929 (process_command): Delete -b and -V.
7930 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
7932 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
7933 Wolfgang Gellerich <gellerich@de.ibm.com>
7935 Implement target hook for loop unrolling
7936 * target.h (loop_unroll_adjust): Add a new target hook function.
7937 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
7938 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
7939 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
7940 (s390_loop_unroll_adjust): Implement the new target hook for s390.
7941 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
7942 target hook.
7943 (decide_unroll_stupid): Likewise.
7945 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7947 PR target/43643
7948 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
7950 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7952 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
7953 (Specific, *-*-solaris2*): Likewise.
7954 Don't prefer Sun as over GNU as.
7956 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
7958 * config/s390/s390.c (override_options): Adjust the z10 defaults
7959 for max-unroll-times, max-completely-peeled-insns
7960 and max-completely-peel-times.
7962 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7964 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
7965 instructions for z10.
7966 (s390_expand_setmem): Likewise.
7967 (s390_expand_cmpmem): Likewise.
7969 2010-04-08 Richard Guenther <rguenther@suse.de>
7971 PR tree-optimization/43679
7972 * tree-ssa-pre.c (eliminate): Only propagate copies.
7974 2010-04-08 Jakub Jelinek <jakub@redhat.com>
7976 PR bootstrap/43681
7977 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
7978 set but not used variable warning.
7980 2010-04-08 Wei Guozhi <carrot@google.com>
7982 PR target/41653
7983 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
7984 (arm_size_rtx_costs): Call the new function when optimized for size.
7986 2010-04-08 Jakub Jelinek <jakub@redhat.com>
7988 PR debug/43670
7989 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
7990 op0 is not a MEM, just return NULL instead of assertion
7991 failure.
7992 (discover_nonconstant_array_refs): Don't walk debug stmts.
7994 2010-04-08 Doug Kwan <dougkwan@google.com>
7996 * configure.ac: Recognize gold and do not use its version number
7997 to test ld features.
7998 * configure: Regenerate.
8000 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
8002 PR middle-end/40815
8003 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
8004 (negate_value): Move code to push elements to broken_up_substracts ...
8005 (eliminate_plus_minus_pair): ... here. Push operands that have no
8006 negative pair to plus_negates.
8007 (repropagate_negates, init_reassoc, fini_reassoc): Update.
8009 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8011 * doc/install.texi (Configuration): Move description of
8012 --enable-lto, --with-libelf*, --enable-gold from Java section to
8013 general section.
8015 * doc/generic.texi (Working with declarations)
8016 (Function Properties, C and C++ Trees): Fix typos.
8017 * doc/sourcebuild.texi (Top Level): Likewise.
8019 2010-04-07 Jakub Jelinek <jakub@redhat.com>
8021 PR c/18624
8022 * tree.h (DECL_READ_P): Define.
8023 (struct tree_decl_common): Add decl_read_flag.
8024 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
8025 a set but not used warning.
8026 (merge_decls): Merge DECL_READ_P flag.
8027 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
8028 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
8029 * c-common.c (handle_used_attribute, handle_unused_attribute):
8030 Likewise.
8031 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
8032 New prototypes.
8033 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
8034 New functions.
8035 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
8036 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
8037 c_parser_binary_expression, c_parser_cast_expression,
8038 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
8039 Call default_function_array_read_conversion instead of
8040 default_function_array_conversion where needed.
8041 (c_parser_unary_expression, c_parser_conditional_expression,
8042 c_parser_postfix_expression_after_primary, c_parser_initelt):
8043 Likewise. Call mark_exp_read where needed.
8044 (c_parser_statement_after_labels, c_parser_asm_operands,
8045 c_parser_typeof_specifier, c_parser_sizeof_expression,
8046 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
8047 where needed.
8048 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
8049 New.
8050 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
8051 (warn_unused_but_set_parameter): Default to warn_unused
8052 && extra_warnings.
8053 * doc/invoke.texi: Document -Wunused-but-set-variable and
8054 -Wunused-but-set-parameter.
8056 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
8057 used count variable.
8058 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
8059 when operandN variables aren't used in the body of the expander
8060 or splitter.
8061 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
8062 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
8063 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
8064 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
8065 FOR_EACH_IMM_USE_ON_STMT): Likewise.
8066 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
8067 * tree.c (PROCESS_ARG): Likewise.
8069 2010-04-07 Simon Baldwin <simonb@google.com>
8071 * diagnostic.h (diagnostic_override_option_index): New macro to
8072 set a diagnostic's option_index.
8073 * c-tree.h (c_cpp_error): Add warning reason argument.
8074 * opts.c (_warning_as_error_callback): New.
8075 (register_warning_as_error_callback): Store callback for
8076 warnings enabled via enable_warning_as_error.
8077 (enable_warning_as_error): Call callback, minor code tidy.
8078 * opts.h (register_warning_as_error_callback): Declare.
8079 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
8080 response to -Werror=.
8081 (c_common_init_options): Register warning_as_error_callback in opts.c.
8082 * common.opt: Add -Wno-cpp option.
8083 * c-common.c (struct reason_option_codes_t): Map cpp warning
8084 reason codes to gcc option indexes.
8085 * (c_option_controlling_cpp_error): New function, lookup the gcc
8086 option index for a cpp warning reason code.
8087 * (c_cpp_error): Add warning reason argument, call
8088 c_option_controlling_cpp_error for diagnostic_override_option_index.
8089 * doc/invoke.texi: Document -Wno-cpp.
8091 2010-04-07 Richard Guenther <rguenther@suse.de>
8093 * ipa-reference.c (mark_load): Use get_base_address.
8094 (mark_store): Likewise.
8096 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
8097 inserting GIMPLE_NOPs into the IL.
8098 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8099 Explicitly strip handled components and indirect references.
8101 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
8102 folding address expressions.
8103 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
8104 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
8105 operand_equal_p to compare decls.
8106 (ptr_deref_may_alias_decl_p): Likewise.
8107 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
8108 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
8109 Handle reversed comparison ops.
8110 * tree-sra.c (asm_visit_addr): Use get_base_address.
8111 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
8112 * ipa-reference.c (mark_address): Use get_base_address.
8114 2010-04-07 Richard Guenther <rguenther@suse.de>
8116 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
8117 Propagate constants everywhere.
8119 2010-04-07 Jakub Jelinek <jakub@redhat.com>
8121 PR debug/43516
8122 * tree.c (MAX_INT_CACHED_PREC): Define.
8123 (nonstandard_integer_type_cache): New array.
8124 (build_nonstandard_integer_type): Cache results for precision
8125 <= MAX_INT_CACHED_PREC.
8127 2010-04-07 Richard Guenther <rguenther@suse.de>
8129 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
8130 -fargument-noalias-global, -fargument-noalias-anything): Remove.
8131 * common.opt: Likewise.
8132 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
8133 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
8134 (nonoverlapping_memrefs_p): Likewise.
8135 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8136 * opts.c (common_handle_option): Handle OPT_fargument_alias,
8137 OPT_fargument_noalias, OPT_fargument_noalias_anything and
8138 OPT_fargument_noalias_global for backward compatibility.
8140 2010-04-07 Richard Guenther <rguenther@suse.de>
8142 PR tree-optimization/43270
8143 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
8144 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
8145 * tree-ssa-pre.c (phi_translate_1): Adjust.
8146 (fully_constant_expression): Split out vn_reference handling to ...
8147 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
8148 Fold reads from constant strings.
8149 (vn_reference_lookup): Handle fully constant references.
8150 (vn_reference_lookup_pieces): Likewise.
8151 * Makefile.in (expmed.o-warn): Add -Wno-error.
8153 2010-04-07 Martin Jambor <mjambor@suse.cz>
8155 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
8157 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
8159 PR driver/41594
8160 * gcc.c: Add -static-libstdc++ to list of recognized options.
8162 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8164 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
8166 2010-04-07 Richard Guenther <rguenther@suse.de>
8168 PR middle-end/42617
8169 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
8170 bases build simple mem attributes to retain points-to information.
8172 2010-04-07 Richard Guenther <rguenther@suse.de>
8174 PR middle-end/42617
8175 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
8176 preserve points-to related information.
8178 2010-04-07 Richard Guenther <rguenther@suse.de>
8180 PR middle-end/42617
8181 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
8182 discard plain indirect references.
8183 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
8184 * tree.c (tree_nop_conversion): Likewise.
8186 2010-04-07 Dodji Seketeli <dodji@redhat.com>
8188 PR debug/43628
8189 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
8191 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
8193 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
8194 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
8196 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
8198 * tree-if-conv.c: Fix indentation and comments.
8200 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
8202 * tree-if-conv.c: Sort static functions in topological order.
8204 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
8206 * tree-if-conv.c: Fix indentation and comments.
8208 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8210 PR middle-end/43519
8211 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
8212 lang_hooks.types.type_for_size instead of
8213 build_nonstandard_integer_type.
8214 When converting an unsigned type to signed, double its precision.
8215 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
8216 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
8217 (graphite_create_new_loop_guard): When ub + 1 wraps around,
8218 use lb <= ub.
8220 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8222 PR middle-end/43519
8223 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
8224 POINTER_PLUS_EXPR for pointer types.
8226 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8228 PR middle-end/43519
8229 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
8230 * graphite-clast-to-gimple.c: Include langhooks.h.
8231 (max_signed_precision_type): New.
8232 (max_precision_type): Takes two types as arguments.
8233 (precision_for_value): New.
8234 (precision_for_interval): New.
8235 (gcc_type_for_interval): New.
8236 (gcc_type_for_value): New.
8237 (gcc_type_for_clast_term): New.
8238 (gcc_type_for_clast_red): New.
8239 (gcc_type_for_clast_bin): New.
8240 (gcc_type_for_clast_expr): Split up into several functions.
8241 (gcc_type_for_clast_eq): Rewritten.
8242 (compute_bounds_for_level): New.
8243 (compute_type_for_level_1): New.
8244 (compute_type_for_level): New.
8245 (gcc_type_for_cloog_iv): Removed.
8246 (gcc_type_for_iv_of_clast_loop): Rewritten.
8247 (graphite_create_new_loop): Compute the lower and upper bound types
8248 with gcc_type_for_clast_expr.
8249 (graphite_create_new_loop_guard): Same.
8250 (find_cloog_iv_in_expr): Removed.
8251 (compute_cloog_iv_types_1): Removed.
8252 (compute_cloog_iv_types): Removed.
8253 (gloog): Do not call compute_cloog_iv_types.
8254 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
8255 GBB_CLOOG_IV_TYPES.
8256 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
8257 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
8258 (GBB_CLOOG_IV_TYPES): Removed.
8260 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8262 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
8263 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
8264 (detect_commutative_reduction): Same.
8266 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8268 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
8269 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
8270 argument.
8271 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
8272 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
8273 (rewrite_commutative_reductions_out_of_ssa): Same.
8274 * passes.c (execute_function_todo): Call verify_ssa for every pass
8275 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
8276 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
8277 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
8278 with an extra argument.
8279 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
8280 verify_ssa only when the extra argument is true.
8281 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
8282 with an extra argument.
8283 (tree_transform_and_unroll_loop): Same.
8285 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
8287 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
8288 for all the passes of the LNO having LOOP_CLOSED_SSA.
8289 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
8290 * tree-loop-distribution.c (pass_loop_distribution): Same.
8291 * tree-pass.h (TODO_verify_loops): Removed.
8292 * tree-ssa-loop.c (pass_tree_loop_init): Same.
8293 (pass_lim): Same.
8294 (pass_tree_unswitch): Same.
8295 (pass_predcom): Same.
8296 (pass_vectorize): Same.
8297 (pass_linear_transform): Same.
8298 (pass_graphite_transforms): Same.
8299 (pass_iv_canon): Same.
8300 (pass_complete_unroll): Same.
8301 (pass_complete_unrolli): Same.
8302 (pass_parallelize_loops): Same.
8303 (pass_loop_prefetch): Same.
8304 (pass_iv_optimize): Same.
8306 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
8308 PR middle-end/32824
8309 * passes.c (init_optimization_passes): Move pass_lim before
8310 pass_copy_prop and pass_dce_loop.
8312 2010-04-06 Jakub Jelinek <jakub@redhat.com>
8314 PR target/43667
8315 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
8316 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
8317 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
8318 MULTI_* defines for 4 argument vpermil2p* builtins.
8320 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
8322 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
8323 * config/i386/i386.c (x86_maybe_negate_const_int): New.
8324 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
8325 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
8326 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
8327 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
8328 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
8329 Use x86_maybe_negate_const_int to output insn mnemonic.
8330 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
8331 check from instruction predicate. Update comments.
8332 * config/i386/sync.md (sync_add<mode>): Use
8333 x86_maybe_negate_const_int to output insn mnemonic.
8335 2010-04-06 Jan Hubicka <jh@suse.cz>
8337 PR tree-optimization/42906
8338 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
8339 IGNORE_SELF argument. Set visited_control_parents for fully
8340 processed BBs.
8341 (find_obviously_necessary_stmts): Update call of
8342 mark_control_dependent_edges_necessary.
8343 (propagate_necessity): Likewise. Handle PHI edges more curefully.
8345 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
8347 * config/i386/i386.md: Remove comment about 'e' and 'E'
8348 operand modifier.
8350 2010-04-06 Richard Guenther <rguenther@suse.de>
8352 PR tree-optimization/43627
8353 * tree-vrp.c (extract_range_from_unary_expr): Widenings
8354 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
8355 not varying.
8357 2010-04-06 Jakub Jelinek <jakub@redhat.com>
8359 * BASE-VER: Change to 4.6.0.
8361 PR target/43638
8362 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
8363 handling.
8365 2010-04-06 Richard Guenther <rguenther@suse.de>
8367 PR middle-end/43661
8368 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
8370 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8372 * doc/invoke.texi (Optimize Options): Document that LTO
8373 won't remove object access purely due to incompatible
8374 declarations.
8376 2010-04-04 Matthias Klose <doko@ubuntu.com>
8378 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
8379 Initialize variable.
8381 2010-04-03 Richard Guenther <rguenther@suse.de>
8383 PR middle-end/42509
8384 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
8385 require a non-NULL MEM_OFFSET.
8387 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
8389 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
8390 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
8391 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
8392 config/alpha/predicates.md, config/arm/arm.md,
8393 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
8394 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
8395 config/darwin9.h, config/darwin.c, config/darwin.h,
8396 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
8397 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
8398 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
8399 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
8400 config/mips/mips.md, config/mn10300/mn10300.c,
8401 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
8402 config/rs6000/aix.h, config/rs6000/dfp.md,
8403 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
8404 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
8405 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
8406 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
8407 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
8408 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
8409 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
8410 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
8411 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
8412 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
8413 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
8414 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
8415 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
8416 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
8417 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
8418 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
8419 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
8420 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
8421 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
8422 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
8423 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
8424 opt-functions.awk, opth-gen.awk, params.def, passes.c,
8425 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
8426 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
8427 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
8428 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
8429 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
8430 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
8431 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
8432 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
8433 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
8434 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
8435 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
8436 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
8437 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
8438 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
8440 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8442 PR other/43620
8443 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
8444 * aclocal.m4: Regenerate.
8446 2010-04-02 Richard Guenther <rguenther@suse.de>
8448 PR tree-optimization/43629
8449 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
8450 if we have seen a constant value.
8452 2010-04-02 Joseph Myers <joseph@codesourcery.com>
8454 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
8456 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
8458 PR target/43469
8459 * arm.c (legitimize_tls_address): Adjust call to
8460 gen_tls_load_dot_plus_four.
8461 (arm_note_pic_base): New function.
8462 (arm_cannot_copy_insn_p): Use it.
8463 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
8464 constraint.
8466 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8468 PR bootstrap/43531
8470 Revert:
8471 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8473 * Makefile.in ($(out_object_file)): Depend on
8474 gt-$(basename $(notdir $(out_file))).h.
8476 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
8478 * config.gcc (lm32-*-rtems*): Add t-lm32.
8480 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
8482 * config.gcc: Add lm32-*-rtems*.
8483 * config/lm32/rtems.h: New file.
8485 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
8487 PR target/42609
8488 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
8490 2010-04-01 Jakub Jelinek <jakub@redhat.com>
8492 * dwarf2out.c (output_compilation_unit_header): For
8493 -gdwarf-4 use version 4 instead of version 3.
8494 (output_line_info): For version 4 and above emit additional
8495 maximum ops per insn header field.
8496 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
8498 * dwarf2out.c (is_c_family, is_java): Remove.
8499 (lower_bound_default): New function.
8500 (add_bound_info, gen_descr_array_type_die): Use it.
8502 2010-04-01 Dodji Seketeli <dodji@redhat.com>
8504 PR debug/43325
8505 * dwarf2out.c (gen_variable_die): Allow debug info for variable
8506 re-declaration when it happens in a function.
8508 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
8510 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
8511 (cgraph_remove_function_insertion_hook): Same.
8512 (cgraph_call_function_insertion_hooks): Same.
8514 2010-04-01 Richard Guenther <rguenther@suse.de>
8516 PR middle-end/43614
8517 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
8518 and TREE_THIS_VOLATILE.
8519 (copy_ref_info): Likewise.
8520 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
8521 * tree.c (build6_stat): Ignore side-effects of all but arg5
8522 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
8523 TARGET_MEM_REF.
8525 2010-04-01 Richard Guenther <rguenther@suse.de>
8527 PR tree-optimization/43607
8528 * ipa-type-escape.c (check_call): Do not access non-existing
8529 arguments.
8531 2010-04-01 Richard Guenther <rguenther@suse.de>
8533 PR middle-end/43602
8534 Revert
8535 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
8536 Jack Howarth <howarth@bromo.med.uc.edu>
8538 * tree-profile.c (tree_init_ic_make_global_vars): Make static
8539 variables TLS.
8541 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8543 * doc/install.texi (Prerequisites): Document libelf usability on
8544 IRIX 5/6 and Solaris 2.
8545 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
8546 Update GNU as, GNU ld requirements.
8547 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
8548 Document Sun Studio compiler download.
8549 Update and simplify as, ld recommendations.
8550 (Specific, *-*-solaris2.7): Note obsoletion, removal.
8552 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8554 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
8555 with_tune_32 to pentium4.
8557 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
8559 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
8561 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8563 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
8564 obsoletion, removal.
8565 Update IDO URL.
8566 Document GNU as requirement.
8567 Update configure requirements.
8568 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
8569 Recomment IRIX 6.5.18+.
8570 Document IDF/IDL requirement.
8571 Document GNU as requirement.
8572 Document GNU ld bootstrap failure.
8573 Remove freeware.sgi.com reference.
8575 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8577 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
8578 UNIX V4.0, V5.0 obsoletion, removal.
8579 Remove --with-gc=simple reference.
8580 Update VM requirements during bootstrap.
8581 Remove -oldas bootstrap description.
8582 Update binutils reference.
8583 Remove comparison failure note.
8585 2010-03-31 Richard Guenther <rguenther@suse.de>
8586 Zdenek Dvorak <ook@ucw.cz>
8587 Sebastian Pop <sebastian.pop@amd.com>
8589 PR middle-end/43464
8590 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
8591 with multiple arguments.
8592 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
8594 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8596 * graphite-dependences.c (print_pddr): Call print_pdr with an
8597 extra argument.
8598 * graphite-poly.c (debug_pdr): Add an extra argument for the
8599 verbosity level.
8600 (print_pdr): Same.
8601 (print_pbb_domain): Same.
8602 (print_pbb): Same.
8603 (print_scop_context): Same.
8604 (print_scop): Same.
8605 (print_cloog): Same.
8606 (debug_pbb_domain): Same.
8607 (debug_pbb): Same.
8608 (print_pdrs): Same.
8609 (debug_pdrs): Same.
8610 (debug_scop_context): Same.
8611 (debug_scop): Same.
8612 (debug_cloog): Same.
8613 (print_scop_params): Same.
8614 (debug_scop_params): Same.
8615 (print_iteration_domain): Same.
8616 (print_iteration_domains): Same.
8617 (debug_iteration_domain): Same.
8618 (debug_iteration_domains): Same.
8619 (print_scattering_function): Same.
8620 (print_scattering_functions): Same.
8621 (debug_scattering_function): Same.
8622 (debug_scattering_functions): Same.
8623 * graphite-poly.h (debug_pdr): Update declaration.
8624 (print_pdr): Same.
8625 (print_pbb_domain): Same.
8626 (print_pbb): Same.
8627 (print_scop_context): Same.
8628 (print_scop): Same.
8629 (print_cloog): Same.
8630 (debug_pbb_domain): Same.
8631 (debug_pbb): Same.
8632 (print_pdrs): Same.
8633 (debug_pdrs): Same.
8634 (debug_scop_context): Same.
8635 (debug_scop): Same.
8636 (debug_cloog): Same.
8637 (print_scop_params): Same.
8638 (debug_scop_params): Same.
8639 (print_iteration_domain): Same.
8640 (print_iteration_domains): Same.
8641 (debug_iteration_domain): Same.
8642 (debug_iteration_domains): Same.
8643 (print_scattering_function): Same.
8644 (print_scattering_functions): Same.
8645 (debug_scattering_function): Same.
8646 (debug_scattering_functions): Same.
8648 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8650 * graphite-poly.c (print_scattering_function_1): New.
8651 (print_scattering_function): Call it.
8652 (print_scop_params): Remove spaces at the end of lines.
8653 (print_cloog): New.
8654 (debug_cloog): New.
8655 * graphite-poly.h (print_cloog): Declared.
8656 (debug_cloog): Declared.
8658 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8660 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
8661 in loop->header.
8662 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
8663 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
8664 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
8665 to switch between adding the IV bump in loop->latch or in loop->header.
8667 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
8669 * graphite-poly.c (print_scattering_function): Pretty print following
8670 the scoplib format.
8671 (print_pdr): Same.
8672 (print_pbb_domain): Same.
8673 (dump_gbb_cases): Same.
8674 (dump_gbb_conditions): Same.
8675 (print_pdrs): Same.
8676 (print_pbb): Same.
8677 (print_scop_params): Same.
8678 (print_scop_context): Same.
8679 (print_scop): Same.
8680 (print_pbb_body): New.
8681 (lst_indent_to): New.
8682 (print_lst): Start new lines with a #.
8683 * graphite-poly.h (pbb_bb): New.
8684 (pbb_index): Use pbb_bb.
8685 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
8686 disjuncts.
8687 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
8689 2010-03-31 Jakub Jelinek <jakub@redhat.com>
8691 * dwarf2out.c (size_of_die): For -gdwarf-4 use
8692 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
8693 and 0 instead of 1 for dw_val_class_flag.
8694 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
8695 dw_val_class_range_list, dw_val_class_loc_list,
8696 dw_val_class_lineptr and dw_val_class_macptr, use
8697 DW_FORM_flag_present for dw_val_class_flag and
8698 DW_FORM_exprloc for dw_val_class_loc.
8699 (output_die): For -gdwarf-4 print dw_val_class_loc
8700 size as uleb128 instead of 1 or 2 bytes and don't print
8701 anything for dw_val_class_flag.
8703 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
8704 instead of cselib_lookup following by tweaking locs->setting_insn.
8706 PR bootstrap/43596
8707 * cselib.c (cselib_process_insn): Clear cselib_current_insn
8708 even before returning from label, setjmp call or volatile asm
8709 handling.
8711 2010-03-31 Richard Guenther <rguenther@suse.de>
8713 PR middle-end/43600
8714 * cgraphunit.c (cgraph_output_in_order): Do not allocate
8715 temporary data on stack.
8717 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8719 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
8720 (PUSHSECTION_ASM_OP): Remove.
8721 (POPSECTION_ASM_OP): Remove.
8722 (PUSHSECTION_FORMAT): Remove.
8723 * config/sol2.h (PUSHSECTION_FORMAT): Define.
8724 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
8725 * config/sol2.c (solaris_output_init_fini): Use it.
8727 2010-03-31 Jie Zhang <jie@codesourcery.com>
8729 PR 43574
8730 * opt-functions.awk (var_type_struct): Use signed char type
8731 for simple variables.
8733 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8735 * config/sol2.c: Include output.h.
8736 (solaris_assemble_visibility): New function.
8737 * config/t-sol2 (sol2.o): Add output.h dependency.
8738 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
8739 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
8740 Redefine.
8742 2010-03-31 Jakub Jelinek <jakub@redhat.com>
8744 PR target/43580
8745 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
8746 V2SImode or XFmode on PRE_DEC.
8748 PR debug/43557
8749 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
8750 BLKmode.
8752 2010-03-31 Jie Zhang <jie@codesourcery.com>
8754 PR 43562
8755 * reload.h (caller_save_initialized_p): Declare.
8756 * toplev.c (backend_init_target): Don't call
8757 init_caller_save but set caller_save_initialized_p to false.
8758 * caller-save.c (caller_save_initialized_p): Define.
8759 (init_caller_save): Check caller_save_initialized_p.
8760 * ira.c (ira): Call init_caller_save if flag_caller_saves.
8762 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8764 PR target/39048
8765 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
8766 and soft-fp/t-softfp to tmake_file.
8767 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
8768 (LIBGCC2_TF_CEXT): Define.
8769 (TF_SIZE): Define.
8771 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
8773 PR debug/42977
8774 * cselib.c (n_useless_values): Document handling of debug locs.
8775 (n_useless_debug_values, n_debug_values): New variables.
8776 (new_elt_loc_list): Don't add to debug values, keep count.
8777 (promote_debug_loc): New.
8778 (cselib_reset_table): Zero new variables.
8779 (entry_and_rtx_equal_p): Promote debug locs.
8780 (discard_useless_locs): Increment n_useless_debug_values for
8781 debug values.
8782 (remove_useless_values): Adjust n_useless_values and n_debug_values
8783 with n_useless_debug_values.
8784 (add_mem_for_addr): Promote debug locs.
8785 (cselib_lookup_mem): Likewise.
8786 (cselib_lookup_addr): Renamed to...
8787 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
8788 (cselib_log_lookup): ... this. Turn into...
8789 (cselib_lookup_addr): ... new wrapper.
8790 (cselib_lookup_from_insn): New.
8791 (cselib_invalidate_regno): Increment n_useless_debug_values for
8792 debug values.
8793 (cselib_invalidate_mem): Likewise.
8794 (cselib_process_insn): Take n_deleted and n_debug_values into
8795 account to guard remove_useless_value call.
8796 (cselib_finish): Zero n_useless_debug_values.
8797 * cselib.h (cselib_lookup_from_insn): Declare.
8798 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
8799 (sched_analyze_2): Likewise.
8801 2010-03-30 Jakub Jelinek <jakub@redhat.com>
8803 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
8804 functions.
8805 (adjust_mems): Replace narrowing SUBREG of expression containing
8806 just PLUS, MINUS, MULT and ASHIFT of registers and constants
8807 with operations in the narrower mode.
8809 PR debug/43593
8810 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
8811 regs_invalidated_by_call instead all call_used_reg_set registers.
8813 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
8815 PR middle-end/43430
8816 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
8817 pointer comparisons with types_compatible_p.
8818 * tree-vect-stmts.c (vectorizable_call): Same.
8819 (vectorizable_condition): Same.
8821 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8823 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
8824 stack check if the mask would be zero.
8826 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
8827 Jack Howarth <howarth@bromo.med.uc.edu>
8829 * tree-profile.c (tree_init_ic_make_global_vars): Make static
8830 variables TLS.
8832 2010-03-30 Joseph Myers <joseph@codesourcery.com>
8834 PR other/25232
8835 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
8836 and __unordtf2.
8837 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
8838 Include ___unordxf2 and ___unordtf2.
8839 * config/i386/libgcc-glibc.ver: Do not define inheritance from
8840 GCC_4.4.0 here.
8842 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
8844 * config/lm32/t-lm32: New file.
8845 * config.gcc: Use the above file when targetting lm32.
8847 2010-03-28 Duncan Sands <baldrick@free.fr>
8849 * Makefile.in (PLUGIN_HEADERS): Add except.h.
8851 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
8853 PR middle-end/43431
8854 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
8855 Improve vectorization cost model diagnostic.
8857 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
8859 PR middle-end/43436
8860 * tree-vect-data-refs.c (vect_analyze_data_refs): When
8861 compute_data_dependences_for_loop returns false, early exit
8862 and output an extra diagnostic for the failed data reference
8863 analysis.
8865 2010-03-29 Richard Guenther <rguenther@suse.de>
8867 PR tree-optimization/43560
8868 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
8869 (can_sm_ref_p): Treat stores to readonly locations as trapping.
8871 2010-03-29 Jie Zhang <jie@codesourcery.com>
8873 PR 43564
8874 * toplev.c (process_options): Set optimization_default_node
8875 and optimization_current_node.
8876 * opts.c (decode_options): Don't set optimization_default_node
8877 and optimization_current_node.
8879 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
8881 * config/rtems.h: Abandon -qrtems_debug.
8883 2010-03-28 Jan Hubicka <jh@suse.cz>
8885 PR tree-optimization/43505
8886 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
8887 map should not be copied.
8889 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8891 PR middle-end/41674
8892 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
8893 cdtors, set DECL_PRESERVE_P.
8894 * ipa.c (cgraph_externally_visible_p): Return true if declaration
8895 should be preseved.
8897 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
8899 PR tree-optimization/43528
8900 * stor-layout.c (place_field): Check that constant fits into
8901 unsigned HWI when skipping calculation of MS bitfield layout.
8903 2010-03-27 Jan Hubicka <jh@suse.cz>
8905 PR middle-end/43391
8906 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
8907 notice_global_symbol work.
8909 2010-03-27 Jakub Jelinek <jakub@redhat.com>
8911 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
8912 instead of dwarf2out_decl.
8913 (struct var_loc_node): Remove section_label field.
8914 (dwarf2out_function_decl): New function.
8915 (dwarf2out_var_location): Don't set section_label field.
8916 (dwarf2out_begin_function): Don't empty decl_loc_table here.
8918 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8920 PR tree-optimization/43544
8921 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8922 First argument for builtin vectorized function hook is now a
8923 tree to be able to distinguish between machine specific and
8924 standard builtins.
8925 * targhooks.c (default_builtin_vectorized_function): Ditto.
8926 * targhooks.h (default_builtin_vectorized_function): Ditto.
8927 * target.h (struct gcc_target): Ditto.
8928 * tree-vect-stmts.c (vectorizable_function): Ditto.
8929 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
8930 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8931 Ditto.
8933 2010-03-26 Joseph Myers <joseph@codesourcery.com>
8935 PR c/43381
8936 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
8937 nested binding iff it is a FUNCTION_DECL.
8938 (store_parm_decls_newstyle): Pass nested=true to bind for
8939 FUNCTION_DECLs amongst parameters.
8941 2010-03-26 Jakub Jelinek <jakub@redhat.com>
8943 * var-tracking.c (vt_expand_loc_callback): Don't run
8944 cselib_expand_value_rtx_cb in dummy mode if
8945 cselib_dummy_expand_value_rtx_cb returned false.
8947 * var-tracking.c (emit_note_insn_var_location): For one part
8948 notes with offset 0, don't add EXPR_LIST around the location.
8949 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
8950 add_location_or_const_value_attribute): Adjust for that change.
8952 PR debug/43540
8953 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
8954 into first operand and location into second.
8955 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
8956 dw_cfi_oprnd_loc for DW_CFA_expression.
8957 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
8958 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
8959 assume first argument is regnum and second argument is location.
8961 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
8963 PR target/42113
8964 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
8965 of scratch register to DImode. Split to DImode comparison operator.
8966 Use SImode subreg of scratch register in the multiplication.
8967 (*cmp_sadd_sidi): Ditto.
8968 (*cmp_ssub_si): Ditto.
8969 (*cmp_ssub_sidi): Ditto.
8971 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
8973 PR target/43524
8974 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
8975 Remove invalid assert and wrong comment.
8977 2010-03-26 Jakub Jelinek <jakub@redhat.com>
8979 PR debug/43516
8980 * flags.h (final_insns_dump_p): New extern.
8981 * final.c (final_insns_dump_p): New variable.
8982 (rest_of_clean_state): Set it before -fdump-final-insns=
8983 dumping, clear afterwards.
8984 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
8985 MEM_ALIAS_SET on MEMs.
8987 2010-03-26 David S. Miller <davem@davemloft.net>
8989 * configure.ac: Fix sparc GOTDATA_OP bug check.
8990 * configure: Rebuild.
8992 2010-03-26 Alan Modra <amodra@gmail.com>
8994 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
8996 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8998 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
8999 TLS_SECTION_ASM_FLAG.
9001 2010-03-25 Jakub Jelinek <jakub@redhat.com>
9003 PR bootstrap/43511
9004 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
9005 Clear first_function_block_is_cold.
9007 PR c/43385
9008 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
9009 argument if the argument is truth_value_p.
9011 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
9013 * config/rs6000/constraints.md: Update copyright year for my changes.
9015 PR target/43484
9016 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
9017 used in reg+reg addressing, swap registers.
9019 2010-03-24 Jakub Jelinek <jakub@redhat.com>
9021 PR debug/43293
9022 * target.h (struct gcc_target): Add code_end hook.
9023 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
9024 if not yet defined.
9025 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
9026 * toplev.c (compile_file): Call targetm.asm_out.code_end
9027 hook before unwind info/debug info output.
9028 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
9029 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
9030 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
9031 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
9032 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
9033 * config/i386/i386.c (ix86_file_end): Renamed to...
9034 (ix86_code_end): ... this. Make static. Don't call
9035 file_end_indicate_exec_stack. Emit unwind info using
9036 final_start_function/final_end_function.
9037 (darwin_x86_file_end): Remove.
9038 (TARGET_ASM_CODE_END): Define.
9039 * config/i386/i386.h (TARGET_ASM_FILE_END,
9040 NEED_INDICATE_EXEC_STACK): Don't define.
9041 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
9042 (TARGET_ASM_FILE_END): Define to darwin_file_end.
9043 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
9044 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
9046 PR target/43498
9047 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
9048 at the beginning and final_end_function at the end.
9049 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
9051 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9053 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
9054 and Sun as TLS syntax.
9055 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
9056 * configure: Regenerate.
9057 * config.in: Regenerate.
9058 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
9059 (default_elf_asm_named_section): Use it.
9060 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
9061 (i386_output_dwarf_dtprel): Likewise.
9062 (output_addr_const_extra): Likewise.
9063 (output_pic_addr_const): Lowercase @GOTTPOFF.
9064 (output_addr_const_extra): Likewise.
9065 (output_pic_addr_const): Lowercase @GOTNTPOFF.
9066 (output_addr_const_extra): Likewise.
9067 (output_pic_addr_const): Lowercase @INDNTPOFF.
9068 (output_addr_const_extra): Likewise.
9069 (output_pic_addr_const): Lowercase @NTPOFF.
9070 (output_addr_const_extra): Likewise.
9071 (output_pic_addr_const): Lowercase @TPOFF.
9072 (output_addr_const_extra): Likewise.
9073 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
9074 (*tls_global_dynamic_64): Likewise.
9075 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
9076 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
9078 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
9079 (ASM_OUTPUT_TLS_COMMON): Use it.
9080 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
9082 PR target/38118
9083 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
9084 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
9085 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
9086 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
9087 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
9088 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
9090 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9092 * config/i386/i386.c (override_options): Don't accept
9093 -mtls-dialect=sun any longer.
9094 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
9095 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
9096 (*tls_local_dynamic_base_32_sun): Likewise.
9097 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
9099 2010-03-24 Jakub Jelinek <jakub@redhat.com>
9101 PR debug/43508
9102 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
9103 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
9105 PR debug/43479
9106 * ira.c (adjust_cleared_regs): New function.
9107 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
9109 PR debug/19192
9110 PR debug/43479
9111 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
9112 from gimple_block.
9113 * expr.c (expand_expr_real): Restore previous
9114 curr_insn_source_location and curr_insn_block after
9115 expand_expr_real_1 call.
9116 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
9117 instead of expand_expr_real_1.
9119 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
9121 PR rtl-optimization/43413
9122 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
9123 hard regs too.
9125 2010-03-22 James E. Wilson <wilson@codesourcery.com>
9127 PR target/43348
9128 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
9129 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
9131 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
9133 * config/i386/i386.c (ix86_target_string): Add -mfma.
9134 Fix a typo in comment.
9136 2010-03-22 Mike Stump <mikestump@comcast.net>
9138 PR target/23071
9139 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
9140 Don't overly align based upon packed packed fields.
9142 2010-03-22 Jason Merrill <jason@redhat.com>
9144 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
9145 Use () rather than [], and move before the element type.
9147 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9149 * doc/configfiles.texi (Configuration Files): Removed
9150 fixinc/Makefile*, intl/Makefile.*.
9151 * doc/makefile.texi: Fixed markup. Abstract from version
9152 control system used.
9153 (Makefile): Removed obsolete gcc/java/parse.y example.
9154 * doc/sourcebuild.texi: Likewise.
9155 (Top Level): Added config, gnattools, libdecnumber, libgcc,
9156 libgomp, libssp. Removed fastjar.
9157 (Miscellaneous Docs): Clarify location.
9158 Added COPYING3, COPYING3.LIB.
9159 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
9161 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9163 PR target/38085
9164 * config/i386/i386.c (x86_function_profiler)
9165 [!NO_PROFILE_COUNTERS]: Fix typo.
9166 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
9167 instead of callq.
9169 2010-03-22 Janis Johnson <janis187@us.ibm.com>
9170 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9172 * doc/sourcebuild.texi (Test Directives): Split into six
9173 subsections, with most of the current text in new subsections
9174 Directives, Selectors, and Final Actions.
9175 (Directives): Split list of test directives into multiple
9176 subsubsections.
9177 (Selectors): Describe use and syntax of selectors.
9178 (Effective-Target Keywords): Describe all existing keywords.
9179 (Add Options): Describe features for dg-add-options.
9180 (Require Support): Describe variants of dg-require-support.
9181 (Final Actions): Describe commands to use in dg-final.
9183 2010-03-22 Michael Matz <matz@suse.de>
9185 PR middle-end/43475
9186 * recog.c (validate_replace_rtx_group): Replace also in
9187 REG_EQUAL and REG_EQUIV notes.
9189 2010-03-22 Richard Guenther <rguenther@suse.de>
9191 PR tree-optimization/43390
9192 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
9193 sure vector extracts are type correct.
9195 2010-03-22 Richard Guenther <rguenther@suse.de>
9197 PR middle-end/40106
9198 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
9199 x * sqrt (x) even when optimizing for size if the target
9200 has native support for sqrt.
9202 2010-03-22 Jakub Jelinek <jakub@redhat.com>
9204 * varasm.c (make_decl_rtl_for_debug): Also clear
9205 flag_mudflap for the duration of make_decl_rtl call.
9207 PR debug/43443
9208 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
9209 locs from preserved VALUEs.
9211 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9213 PR middle-end/42718
9214 * pa.md (movmemsi): Set align to one if zero.
9215 (movmemdi): Likewise.
9217 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
9219 PR target/42321
9220 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
9221 with their corresponding prologue pushes.
9223 2010-03-20 Andrew Pinski <pinskia@gmail.com>
9225 PR target/43156
9226 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
9227 at the begining or end.
9228 (spu_expand_epilogue): Likewise.
9230 2010-03-20 Richard Guenther <rguenther@suse.de>
9232 PR rtl-optimization/43438
9233 * combine.c (make_extraction): Properly zero-/sign-extend an
9234 extraction of the low part of a CONST_INT. Also handle
9235 CONST_DOUBLE.
9237 2010-03-19 Mike Stump <mikestump@comcast.net>
9239 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
9240 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
9241 (override_options): Use SUBTARGET32_DEFAULT_CPU.
9243 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
9245 PR c/43211
9246 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
9247 an error.
9249 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
9251 PR rtl-optimization/42258
9252 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
9253 use that may match DEF.
9255 PR target/40697
9256 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
9257 the cost of loading the constant rather than assuming
9258 COSTS_N_INSNS (1).
9259 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
9260 outer code is AND, do the same tests as the andsi3 expander and
9261 return COSTS_N_INSNS (1) if and is cheap.
9263 * optabs.c (avoid_expensive_constant): Fix formatting.
9265 2010-03-19 Michael Matz <matz@suse.de>
9267 PR c++/43116
9268 * attribs.c (decl_attributes): When rebuilding a function pointer
9269 type use the same qualifiers as the original pointer type.
9271 2010-03-19 Martin Jambor <mjambor@suse.cz>
9273 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
9274 and is_gimple_ip_invariant_address.
9276 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9278 Revert
9279 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9281 * config/arm/arm.c (arm_override_options): Turn off
9282 flag_dwarf2_cfi_asm for AAPCS variants.
9284 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9286 PR target/43399
9287 * config/arm/arm.c (emit_multi_reg_push): Update comments.
9288 Use PRE_MODIFY instead of PRE_DEC.
9289 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
9290 (vfp_emit_fstmd): Likewise.
9292 2010-03-19 Michael Matz <matz@suse.de>
9294 PR target/43305
9295 * builtins.c (expand_builtin_interclass_mathfn,
9296 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
9297 if that fails.
9299 2010-03-19 Richard Guenther <rguenther@suse.de>
9301 PR tree-optimization/43415
9302 * tree-ssa-pre.c (phi_translate): Split out worker to ...
9303 (phi_translate_1): ... this.
9304 (phi_translate): Move all caching here. Cache all NARY
9305 and REFERENCE translations.
9307 2010-03-19 David S. Miller <davem@davemloft.net>
9309 With help from Eric Botcazou.
9310 * config/sparc/sparc.c: Include dwarf2out.h.
9311 (emit_pic_helper): Delete.
9312 (pic_helper_symbol_name): Delete.
9313 (pic_helper_emitted_p): Delete.
9314 (pic_helper_needed): New.
9315 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
9316 (get_pc_thunk_name): New.
9317 (load_pic_register): Remove 'delay_pic_helper' arg. Use
9318 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
9319 Set pic_helper_needed to true. Don't call emit_pic_helper.
9320 (sparc_expand_prologue): Update load_pic_register call.
9321 (sparc_output_mi_thunk): Likewise.
9322 (sparc_file_end): Emit a hidden comdat symbol for the PIC
9323 thunk if possible. Output CFI information as needed.
9325 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9326 Jack Howarth <howarth@bromo.med.uc.edu>
9328 PR target/36399
9329 * config/i386/i386.h: Fix ABI on darwin x86-32.
9331 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
9333 * tree.h: Declare make_decl_rtl_for_debug.
9334 * varasm.c (make_decl_rtl_for_debug): New.
9335 * dwarf2out.c (rtl_for_decl_location): Call it.
9336 * cfgexpand.c (expand_debug_expr): Call it.
9338 2010-03-18 Jakub Jelinek <jakub@redhat.com>
9340 PR bootstrap/43399
9341 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
9342 mem_mode.
9344 PR bootstrap/43403
9345 * var-tracking.c (vt_init_cfa_base): Do nothing if
9346 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
9348 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
9350 PR debug/42873
9351 * var-tracking.c (canonicalize_vars_star): New.
9352 (dataflow_post_merge_adjust): Use it.
9354 2010-03-18 Jakub Jelinek <jakub@redhat.com>
9356 PR debug/43058
9357 * var-tracking.c (non_suitable_const): New function.
9358 (add_uses): For DEBUG_INSNs with constants, don't record any
9359 value, instead just the constant value itself.
9360 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
9361 is not VAR_LOC_UNKNOWN_P, set var to the constant.
9362 (emit_notes_in_bb): Likewise.
9363 (emit_note_insn_var_location): For onepart variables if
9364 cur_loc is a VOIDmode constant, use DECL_MODE.
9366 2010-03-18 Martin Jambor <mjambor@suse.cz>
9368 PR middle-end/42450
9369 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
9370 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
9371 all non-clones. Moved call redirection...
9372 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
9373 (cgraph_materialize_all_clones): Dispose of all
9374 combined_args_to_skip bitmaps.
9375 (verify_cgraph_node): Do not check for edges pointing to wrong
9376 nodes in inline clones.
9377 * tree-inline.c (copy_bb): Call
9378 cgraph_redirect_edge_call_stmt_to_callee.
9379 * ipa.c (cgraph_remove_unreachable_nodes): Call
9380 cgraph_node_remove_callees even when there are used clones.
9382 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
9384 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
9386 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
9388 PR target/43383
9389 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
9390 for 32bit.
9392 2010-03-18 Michael Matz <matz@suse.de>
9394 PR middle-end/43419
9395 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
9396 into sqrt(x) if we need to preserve signed zeros.
9398 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
9399 Eric Botcazou <ebotcazou@adacore.com>
9401 PR rtl-optimization/43360
9402 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
9403 note if we don't know its invariant status.
9405 2010-03-18 Michael Matz <matz@suse.de>
9407 PR tree-optimization/43402
9408 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
9409 PHI chains of ssa names registered for update.
9411 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
9413 PR target/42427
9414 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
9415 non-offsettable and pre_modify update addressing.
9416 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
9417 and "2" alternatives "#".
9418 (*movdd_softfloat32): Make all alternatives "#";
9419 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
9420 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
9421 (*movdf_softfloat32): Make all alternatives "#";
9422 (movdi): Use the new DIFD mode iterator to create a common splitter
9423 for movdi, movdf and movdd patterns.
9425 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
9427 * common.opt (dumpdir): Remove redundant tab.
9429 2010-03-17 Martin Jambor <mjambor@suse.cz>
9431 PR tree-optimization/43347
9432 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
9433 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
9435 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
9437 PR rtl-optimization/42216
9438 * regrename.c (create_new_chain): New function, broken out from...
9439 (scan_rtx_reg): ... here. Call it. Handle the case where we are
9440 appending a use to an empty chain.
9441 (build_def_use): Remove previous changes that convert OP_INOUT to
9442 OP_OUT operands; instead detect the case where an OP_INOUT operand
9443 uses a previously untracked register and create an empty chain for it.
9445 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9447 * doc/extend.texi (Function Attributes): Rewrite unfinished
9448 sentence in ms_abi documentation.
9450 2010-03-17 Alan Modra <amodra@gmail.com>
9452 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
9453 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
9454 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
9455 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
9457 2010-03-16 Richard Henderson <rth@redhat.com>
9459 PR middle-end/43365
9460 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
9461 (lower_try_finally): Save and restore eh_seq around the expansion
9462 of the try-finally.
9464 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
9466 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
9467 statements before splitting block.
9469 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9471 * doc/sourcebuild.texi (Testsuites): Fix markup.
9472 Use pathnames relative to gcc/testsuite.
9473 (Test Directives): Move description of how timeout is determined.
9474 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
9475 (C Tests): Correct gcc.misc-tests directory.
9476 Framework tests now live in gcc.test-framework.
9478 2010-03-16 Richard Guenther <rguenther@suse.de>
9480 PR middle-end/43379
9481 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
9482 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
9484 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
9485 Alexandre Oliva <aoliva@redhat.com>
9487 PR tree-optimization/42917
9488 * lambda-code.c (remove_iv): Skip debug statements.
9489 (lambda_loopnest_to_gcc_loopnest): Likewise.
9490 (not_interesting_stmt): Debug statements are not interesting.
9492 2010-03-16 Jakub Jelinek <jakub@redhat.com>
9494 PR debug/43051
9495 PR debug/43092
9496 * cselib.c (cselib_preserve_constants,
9497 cfa_base_preserved_val): New static variables.
9498 (preserve_only_constants): New function.
9499 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
9500 clear its REG_VALUES. If cselib_preserve_constants, don't
9501 empty the whole hash table, but preserve there VALUEs with constants,
9502 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
9503 (cselib_preserve_cfa_base_value): New function.
9504 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
9505 (cselib_init): Change argument to int bitfield. Set
9506 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
9507 is in it.
9508 (cselib_finish): Clear cselib_preserve_constants and
9509 cfa_base_preserved_val.
9510 * cselib.h (enum cselib_record_what): New enum.
9511 (cselib_init): Change argument to int.
9512 (cselib_preserve_cfa_base_value): New prototype.
9513 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
9514 * dse.c (dse_step1): Likewise.
9515 * cfgcleanup.c (thread_jump): Likewise.
9516 * sched-deps.c (sched_analyze): Likewise.
9517 * gcse.c (local_cprop_pass): Likewise.
9518 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
9519 If FN is non-NULL, call the callback always and whenever it returns
9520 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
9521 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
9522 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
9523 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
9524 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
9525 * var-tracking.c: Include recog.h.
9526 (bb_stack_adjust_offset): Remove.
9527 (vt_stack_adjustments): Don't call it, instead just gather the
9528 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
9529 (adjust_stack_reference): Remove.
9530 (compute_cfa_pointer): New function.
9531 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
9532 (struct adjust_mem_data): New type.
9533 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
9534 functions.
9535 (get_address_mode): New function.
9536 (replace_expr_with_values): Use it.
9537 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
9538 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
9539 (adjust_sets): Remove.
9540 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
9541 Use get_address_mode.
9542 (get_adjusted_src): Remove.
9543 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
9544 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
9545 (add_with_sets): Don't call adjust_sets.
9546 (fp_setter, vt_init_cfa_base): New functions.
9547 (vt_initialize): Change return type to bool. Move most of pool etc.
9548 initialization to the beginning of the function from end. Pass
9549 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
9550 If !frame_pointer_needed, call vt_stack_adjustment before mos
9551 vector is filled, call vt_init_cfa_base if argp/framep has been
9552 eliminated to sp. If frame_pointer_needed and argp/framep has
9553 been eliminated to hard frame pointer, set
9554 hard_frame_pointer_adjustment and call vt_init_cfa_base after
9555 encountering fp setter in the prologue. For MO_ADJUST, call
9556 log_op_type before pusing the op into mos vector, not afterwards.
9557 Call adjust_insn before cselib_process_insn/add_with_sets,
9558 call cancel_changes (0) afterwards.
9559 (variable_tracking_main_1): Adjust for vt_initialize calling
9560 vt_stack_adjustments and returning whether it succeeded or not.
9562 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
9564 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
9565 debug statements.
9567 2010-03-15 Jakub Jelinek <jakub@redhat.com>
9569 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
9570 has been set.
9571 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
9572 drap_reg has not been set.
9574 2010-03-15 Michael Matz <matz@suse.de>
9576 PR middle-end/43300
9577 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
9578 use it to expand block copies.
9579 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9580 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
9581 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
9583 2010-03-15 Richard Guenther <rguenther@suse.de>
9585 PR tree-optimization/43367
9586 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
9587 elimination check.
9589 2010-03-15 Richard Guenther <rguenther@suse.de>
9591 PR tree-optimization/43317
9592 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
9594 2010-03-15 Martin Jambor <mjambor@suse.cz>
9596 PR tree-optimization/43141
9597 * tree-sra.c (create_abstract_origin): New function.
9598 (modify_function): Call create_abstract_origin.
9600 2010-03-15 Chris Demetriou <cgd@google.com>
9602 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
9603 wasn't copied.
9605 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9607 PR middle-end/43354
9608 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
9609 call insert_out_of_ssa_copy for default definitions.
9611 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9613 * graphite-clast-to-gimple.c (my_long_long): Defined.
9614 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
9615 * graphite-sese-to-poly.c (my_long_long): Defined.
9616 (scop_ivs_can_be_represented): Use it.
9618 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9620 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
9621 graphite-max-bbs-per-function, and loop-block-tile-size.
9622 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
9623 with "maximum".
9624 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
9626 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9628 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
9629 forward declaration.
9630 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
9631 (add_upper_bounds_from_estimated_nit): New.
9632 (build_loop_iteration_domains): Use it.
9634 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9636 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
9638 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9640 PR middle-end/43306
9641 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
9642 should be an INTEGER_CST. Also handle CASE_CONVERT.
9644 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9646 * graphite.c (graphite_initialize): To bound the number of bbs per
9647 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
9648 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
9649 * doc/invoke.texi: Document it.
9651 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9653 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
9654 * graphite-sese-to-poly.h (build_poly_scop): Same.
9656 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9658 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
9659 the number of parameters in the scop. Use as an upper bound
9660 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
9661 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
9662 * doc/invoke.texi: Document it.
9664 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
9666 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
9667 * doc/c-tree.texi: Remove.
9668 * doc/generic.texi: Merge c-tree.texi here.
9669 * doc/gccint.texi (Trees): Remove menu entry.
9670 (c-tree.texi): Remove @include.
9671 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
9672 * doc/languages.texi (Reading RTL): Ditto.
9674 2010-03-12 Steve Ellcey <sje@cup.hp.com>
9676 PR target/42869
9677 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
9679 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9681 PR middle-end/42431
9682 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
9683 code added to work around reload clobbering CONST insns.
9685 2010-03-12 Jakub Jelinek <jakub@redhat.com>
9687 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
9688 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
9689 (cselib_preserve_only_values): Remove retain argument, don't
9690 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
9691 * cselib.h (cselib_preserve_only_values): Remove retain argument.
9692 * var-tracking.c (micro_operation): Move insn field before union.
9693 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
9694 (struct variable_tracking_info_def): Remove n_mos field, change
9695 mos into a vector of micro_operations.
9696 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
9697 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
9698 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
9699 changing into a vector.
9700 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
9701 come before all other uops generated by add_stores.
9702 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
9703 argument removal.
9704 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
9705 a vector. Run just one pass over the bbs instead of separate counting
9706 and computation phase.
9707 (vt_finalize): Free VTI (bb)->mos vector instead of array.
9709 PR debug/43329
9710 * tree-inline.c (remap_decls): Put old_var rather than origin_var
9711 into *nonlocalized_list vector.
9712 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
9713 even if origin is non-NULL.
9714 (gen_variable_die): Likewise.
9715 (process_scope_var): Don't change origin.
9716 (gen_decl_die): Likewise.
9717 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
9718 before adding new edges instead of after it, fix moving over
9719 debug stmts.
9721 2010-03-11 David S. Miller <davem@davemloft.net>
9723 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
9724 of four.
9725 * configure: Rebuild.
9727 2010-03-11 Martin Jambor <mjambor@suse.cz>
9729 PR tree-optimization/43257
9730 * tree.c (assign_assembler_name_if_neeeded): New function.
9731 (free_lang_data_in_cgraph): Assembler name assignment moved to the
9732 above new function.
9733 * tree.h (assign_assembler_name_if_neeeded): Declare.
9734 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
9735 the function if needed.
9737 2010-03-11 Chris Demetriou <cgd@google.com>
9739 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
9740 include/stdint-gcc.h, and include/stdint.h world-readable.
9742 2010-03-11 Richard Guenther <rguenther@suse.de>
9744 PR tree-optimization/43255
9745 * tree-vrp.c (process_assert_insertions_for): Do not insert
9746 asserts for trivial conditions.
9748 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9750 PR tree-optimization/43280
9751 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
9752 generation. Move calculation of size out of the if branch.
9753 (find_bswap): Modify compare number generation.
9755 2010-03-11 Richard Guenther <rguenther@suse.de>
9757 PR lto/43200
9758 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
9759 (input_gimple_stmt): Fixup handled component types during
9760 operand read. Also fix up decls in ADDR_EXPRs.
9762 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
9764 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
9765 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
9767 2010-03-10 Jan Hubicka <jh@suse.cz>
9769 PR c/43288
9770 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
9771 * varasm.c (get_variable_section): Don't do that here...
9772 (make_decl_rtl): ... and here.
9773 (do_assemble_alias): Produce decl RTL.
9774 (assemble_alias): Likewise.
9776 2010-03-10 Jakub Jelinek <jakub@redhat.com>
9778 PR debug/43290
9779 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
9780 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
9781 of fde->vdrap_reg.
9782 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
9783 (based_loc_descr): Only express drap or vdrap regno based expressions
9784 using DW_OP_fbreg when not optimizing.
9785 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
9786 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
9787 REG_CFA_SET_VDRAP note.
9789 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
9791 PR tree-optimization/43236
9792 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
9793 error in calculation of base address in reverse iteration case.
9794 (generate_builtin): Take number of latch executions if the statement
9795 is in the latch.
9797 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
9799 PR middle-end/42859
9800 * tree-eh.c: Include pointer-set.h.
9801 (lower_eh_dispatch): Filter out duplicate case labels and
9802 remove the unneeded edge when the label is unused. Return
9803 true when some edges are removed.
9804 (execute_lower_eh_dispatch): When any lowering resulted in
9805 removing an edge, also delete unreachable blocks.
9807 2010-03-10 Jakub Jelinek <jakub@redhat.com>
9809 PR bootstrap/43287
9810 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
9811 UNSPEC_MACHOPIC_OFFSET.
9813 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
9815 PR target/43294
9816 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9817 (m68k_delegitimize_address): New function.
9819 2010-03-09 Jakub Jelinek <jakub@redhat.com>
9821 PR debug/43299
9822 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
9824 PR debug/43299
9825 * var-tracking.c (adjust_sets): New function.
9826 (count_with_sets, add_with_sets): Use it.
9827 (get_adjusted_src): New inline function.
9828 (add_stores): Use it.
9830 PR debug/43304
9831 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
9832 call cselib_dummy_expand_value_rtx_cb instead of
9833 cselib_expand_value_rtx_cb.
9835 PR debug/43293
9836 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
9837 * config/i386/i386.c: Include debug.h and dwarf2out.h.
9838 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
9839 and .cfi_endproc around the pic thunks.
9840 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
9841 all queued unwind info register saves are saved before the call.
9842 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
9843 considered as sp-=4 for unwind info and the pop as sp+=4 which
9844 also clobbers dest, but doesn't actually restore it.
9846 PR debug/43290
9847 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
9848 RTX_FRAME_RELATED_P.
9850 2010-03-09 Jie Zhang <jie@codesourcery.com>
9852 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
9853 whitespaces in output template.
9855 2010-03-09 Jie Zhang <jie@codesourcery.com>
9857 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
9858 out array boundary.
9860 2010-03-08 Jakub Jelinek <jakub@redhat.com>
9862 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
9863 builtins.exp in a separate job.
9865 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9867 * graphite-sese-to-poly.c (add_param_constraints): Use
9868 lower_bound_in_type and upper_bound_in_type.
9870 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9872 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
9873 instead of unsigned_type_node.
9875 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9876 Reza Yazdani <reza.yazdani@amd.com>
9878 PR middle-end/43065
9879 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
9880 on pointer type parameters.
9882 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
9884 PR middle-end/42644
9885 PR middle-end/42130
9886 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
9887 handle conversions from pointer to integers.
9888 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
9889 induction variable, to be able to work with code generated by CLooG.
9890 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
9891 (build_poly_scop): Bail out if we cannot codegen a loop.
9893 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
9895 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
9896 code generation with gloog_error.
9898 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9900 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
9901 Call fold_convert on all the returned values.
9902 (expand_scalar_variables_expr): Pass to
9903 expand_scalar_variables_ssa_name the type of the resulting expression.
9905 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9907 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
9908 ppl_min_for_le_pointset.
9909 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
9910 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
9912 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9914 * graphite-dependences.c (map_into_dep_poly): Removed.
9915 (dependence_polyhedron_1): Use combine_context_id_scat.
9917 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9919 * graphite-poly.h (struct poly_scattering): Add layout documentation.
9920 (struct poly_bb): Same.
9921 (combine_context_id_scat): New.
9923 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9925 PR middle-end/42326
9926 * sese.c (name_defined_in_loop_p): Return false for default
9927 definitions.
9929 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9931 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
9932 and clean up the logic.
9934 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
9936 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
9937 early return.
9939 2010-03-08 Jakub Jelinek <jakub@redhat.com>
9941 * var-tracking.c (remove_cselib_value_chains): Define only for
9942 ENABLE_CHECKING.
9943 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
9944 delete_slot_part, emit_notes_for_differences_1): Don't call
9945 remove_cselib_value_chains here.
9946 (set_slot_part, emit_notes_for_differences_2): Don't call
9947 add_cselib_value_chains here.
9948 (preserved_values): New vector.
9949 (preserve_value): New function.
9950 (add_uses, add_stores, vt_add_function_parameters): Use it
9951 instead of cselib_preserve_value.
9952 (changed_values_stack): New vector.
9953 (check_changed_vars_0): New function.
9954 (check_changed_vars_1, check_changed_vars_2): Use it.
9955 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
9956 changed_values_stack VALUEs.
9957 (vt_emit_notes): For all preserved_values call
9958 add_cselib_value_chains. If ENABLE_CHECKING call
9959 remove_cselib_value_chains before verifying value_chains is empty.
9960 Initialize and free changed_values_stack.
9961 (vt_initialize): Initialize preserved_values.
9962 (vt_finalize): Free preserved_values.
9964 2010-03-08 Richard Guenther <rguenther@suse.de>
9966 PR tree-optimization/43269
9967 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
9968 region detection.
9970 2010-03-08 Martin Jambor <mjambor@suse.cz>
9972 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
9973 (ipa_is_param_called): Removed.
9974 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
9975 (ipa_print_node_params): Do not print the called flag.
9976 (ipa_write_node_info): Do not stream the called flag.
9977 (ipa_read_node_info): Likewise.
9979 2010-03-07 Jakub Jelinek <jakub@redhat.com>
9981 PR debug/43176
9982 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
9983 * cselib.c (struct expand_value_data): Add dummy field.
9984 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
9985 dummy to false.
9986 (cselib_dummy_expand_value_rtx_cb): New function.
9987 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
9988 any rtl.
9989 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
9990 * var-tracking.c: Include pointer-set.h.
9991 (variable): Change n_var_parts to char from int. Add
9992 cur_loc_changed and in_changed_variables fields.
9993 (variable_canonicalize): Remove.
9994 (shared_var_p): New inline function.
9995 (unshare_variable): Maintain cur_loc_changed and
9996 in_changed_variables fields. If var was in changed_variables,
9997 replace it there with new_var. Just copy cur_loc instead of
9998 resetting it to something else.
9999 (variable_union): Don't recompute cur_loc. Use shared_var_p.
10000 (dataflow_set_union): Don't call variable_canonicalize.
10001 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
10002 of their DEBUG_EXPR_TREE_DECLs.
10003 (canonicalize_loc_order_check): Verify that cur_loc is NULL
10004 and in_changed_variables and cur_loc_changed is false.
10005 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
10006 and cur_loc_changed. Don't update cur_loc here.
10007 (variable_merge_over_src): Don't call variable_canonicalize.
10008 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
10009 removing loc that is equal to cur_loc, clear cur_loc,
10010 set cur_loc_changed and ensure variable_was_changed is called.
10011 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
10012 compare pointers in cur_loc check, if it is equal to loc,
10013 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
10014 (variable_different_p): Remove compare_current_location argument,
10015 don't compare cur_loc.
10016 (dataflow_set_different_1): Adjust variable_different_p caller.
10017 (variable_was_changed): If dv had some var in changed_variables
10018 already, reset in_changed_variables flag for it and propagate
10019 cur_loc_changed over to the new variable. On empty var
10020 always set cur_loc_changed. Set in_changed_variables on whatever
10021 var is added to changed_variables.
10022 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
10023 Use shared_var_p. When removing loc that is equal to cur_loc,
10024 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
10025 end, don't set it to something else, just call variable_was_changed.
10026 (delete_slot_part): Use shared_var_p. When cur_loc equals to
10027 loc being removed, clear cur_loc and set cur_loc_changed.
10028 Set cur_loc_changed if all locations have been removed.
10029 (struct expand_loc_callback_data): New type.
10030 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
10031 allocated. Always create SUBREGs if simplify_subreg failed.
10032 Prefer to use cur_loc, when that fails and still in
10033 changed_variables (and seen first time) recompute it. Set
10034 cur_loc_changed of variables which had to change cur_loc and
10035 compute elcd->cur_loc_changed if any of the subexpressions used
10036 had to change cur_loc.
10037 (vt_expand_loc): Adjust to pass arguments in
10038 expand_loc_callback_data structure.
10039 (vt_expand_loc_dummy): New function.
10040 (emitted_notes): New variable.
10041 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
10042 that weren't used for any other decl in current
10043 emit_notes_for_changes call call vt_expand_loc_dummy to update
10044 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
10045 first loc_chain location if NULL before. Always use just
10046 cur_loc instead of first loc_chain location. When cur_loc_changed
10047 is false, when not --enable-checking=rtl just don't emit any note.
10048 When rtl checking, compute the note and assert it is the same
10049 as previous note. Clear cur_loc_changed and in_changed_variables
10050 at the end before removing from changed_variables.
10051 (check_changed_vars_3): New function.
10052 (emit_notes_for_changes): Traverse changed_vars to call
10053 check_changed_vars_3 on each changed var.
10054 (emit_notes_for_differences_1): Clear cur_loc_changed and
10055 in_changed_variables. Recompute cur_loc of new_var.
10056 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
10057 (vt_emit_notes): Initialize and destroy emitted_notes.
10059 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
10061 PR rtl-optimization/42220
10062 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
10063 Use verify_reg_tracked to determine if we should use OP_OUT rather
10064 than OP_INOUT.
10065 (build_def_use): If we see an in-out operand for a register that we
10066 know nothing about, treat is an output if possible, fail the block if
10067 not.
10069 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
10071 PR debug/42897
10072 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
10073 permanently.
10075 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
10077 PR debug/42897
10078 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
10079 uses of relevant DEFs that are dead outside the loop too.
10081 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
10083 * var-tracking.c (dataflow_set_merge): Swap src and src2.
10084 Reverted:
10085 2010-01-13 Jakub Jelinek <jakub@redhat.com>
10086 PR debug/41371
10087 * var-tracking.c (values_to_unmark): New variable.
10088 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
10089 values_to_unmark vector. Moved body to...
10090 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10091 instead queue it into values_to_unmark vector.
10092 (vt_find_locations): Free values_to_unmark vector.
10094 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
10096 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
10097 (site.exp): Export them when plugins are enabled.
10099 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
10101 PR middle-end/42326
10102 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
10103 that contain scevs.
10104 (chrec_fold_multiply): Same.
10106 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
10108 PR c/43248
10109 * c-decl.c (build_compound_literal): Return early if init is
10110 an error_mark_node.
10112 2010-03-04 Martin Jambor <mjambor@suse.cz>
10114 PR tree-optimization/43164
10115 PR tree-optimization/43191
10116 * tree-sra.c (type_consists_of_records_p): Reject records with
10117 zero-size bit-fields at the end.
10119 2010-03-04 Mike Stump <mikestump@comcast.net>
10121 * Makefile.in (TAGS): Remove *.y.
10123 2010-03-04 Richard Guenther <rguenther@suse.de>
10125 PR tree-optimization/40761
10126 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
10127 in reverse order.
10128 (my_rev_post_order_compute): New function.
10129 (init_pre): Call it.
10131 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
10133 PR middle-end/43209
10134 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
10135 decrease the cost of an IV candidate when the cost is infinite.
10137 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10139 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
10140 Use '3DNow!' for the extension of that name, ensure normal space
10141 after the string.
10142 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
10144 2010-03-03 Jeff Law <law@redhat.com>
10146 * PR middle-end/32693
10147 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
10148 than gen_rtx_SUBREG.
10149 (extract_bit_field_1): Likewise.
10151 2010-03-03 Janis Johnson <janis187@us.ibm.com>
10153 * doc/sourcebuild.texi (Test directives): Document that arguments
10154 include-opts and exclude-opts are now optional for dg-skip-if,
10155 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
10157 2010-03-03 Jason Merrill <jason@redhat.com>
10159 PR c++/12909
10160 * cgraph.h (varpool_node): Add extra_name field.
10161 * varpool.c (varpool_extra_name_alias): New.
10162 (varpool_assemble_decl): Emit extra name aliases.
10163 (varpool_mark_needed_node): Look past an extra name alias.
10164 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
10165 * lto-streamer-in.c (lto_input_tree): Read it.
10166 * lto-streamer-out.c (output_unreferenced_globals): Write it.
10168 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
10170 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
10171 (sparc*-*-solaris2*): ...this.
10173 2010-03-03 Jakub Jelinek <jakub@redhat.com>
10175 PR debug/43229
10176 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
10177 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
10178 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
10179 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
10181 PR debug/43237
10182 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
10183 fallthrough to default handling, just with want_address 0 instead of 2.
10184 For single element lists, add_AT_loc directly, otherwise create an
10185 artificial variable DIE and stick location list to it.
10187 PR debug/43177
10188 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
10189 (VAL_EXPR_HAS_REVERSE): Define.
10190 (reverse_op): New function.
10191 (add_stores): For reversible operations add an extra MO_VAL_USE.
10193 2010-03-02 Jason Merrill <jason@redhat.com>
10195 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
10197 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
10199 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
10200 (sparc64-*-linux*): Likewise.
10201 (sparc64-*-solaris2*): Include assembler files before linker ones.
10202 (sparc-*-solaris2*): Simplify and reorder to match previous case.
10203 * config/sparc/gas.h: Delete.
10204 * config/sparc/sol2-64.h: Add copyright notice.
10205 * config/sparc/sol2-gas-bi.h: Likewise.
10206 * config/sparc/sol2-gld.h: Likewise.
10207 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
10208 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
10209 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
10210 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
10211 (sparc_elf_asm_named_section): Rename into...
10212 (sparc_solaris_elf_asm_named_section): ...this. Always define.
10214 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
10216 * config/alpha/alpha.c (override_options): Fix -mtune error message.
10218 2010-03-02 Jeff Law <law@redhat.com>
10220 PR middle-end/42431
10221 * reload1.c (rtx_p, substitute_stack): Declare.
10222 (substitute): Record addresses of changed rtxs.
10223 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
10224 Restore the original rtx when complete.
10225 (reload): Free subsitute_stack when complete.
10227 2010-03-02 Janis Johnson <janis187@us.ibm.com>
10229 * doc/gccint.texi (menu): Add Testsuites as a chapter.
10230 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
10231 new chapter.
10232 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
10233 LTO Testing, gcov Testing, profopt Testing, compat Testing,
10234 Torture Tests): Change from subsection to section.
10236 2010-03-02 Jakub Jelinek <jakub@redhat.com>
10237 Steven Bosscher <steven@gcc.gnu.org>
10239 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
10240 instead of bb.
10242 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
10244 PR middle-end/42640
10245 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
10246 the assignment from the new induction variable to the assignment
10247 of the value from the original loop PHI function.
10249 2010-03-01 Janis Johnson <janis187@us.ibm.com>
10250 Daniel Jacobowitz <dan@codesourcery.com>
10252 * doc/sourcebuild.texi (Test directives): Clarify options to
10253 dg-skip-if.
10255 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10257 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
10258 Disable cfi directives unless GCC and gas agree on using read-only
10259 .eh_frame sections for 64-bit.
10260 * configure: Regenerate.
10262 2010-03-01 Richard Guenther <rguenther@suse.de>
10264 PR tree-optimization/43220
10265 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
10266 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
10268 2010-03-01 Richard Guenther <rguenther@suse.de>
10269 Martin Jambor <mjambor@suse.cz>
10271 PR middle-end/41250
10272 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
10273 gimplified parameters.
10275 2010-03-01 Christian Bruel <christian.bruel@st.com>
10277 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
10279 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
10281 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
10283 2010-03-01 Richard Guenther <rguenther@suse.de>
10285 PR middle-end/43213
10286 * expr.c (expand_assignment): Use the alias-oracle to tell
10287 if the rhs aliases the result decl.
10289 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10291 PR pch/14940
10292 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
10293 to sol_gt_pch_get_address.
10294 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
10295 64-bit, SPARC and x86.
10296 (sol_gt_pch_get_address): New function.
10298 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
10300 * toplev.h (inform_n, error_n): Declare.
10301 * diagnostic.c (inform_n, error_n): New function.
10303 2010-03-01 Jakub Jelinek <jakub@redhat.com>
10305 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
10306 has no rtl yet when processing local_decls, queue it and recheck
10307 if deferred stack allocation hasn't assigned it rtl.
10309 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10311 * config/sh/sh.c (unspec_bbr_uid): New.
10312 (gen_block_redirect): Use it instead of INSN_UID.
10313 (gen_far_branch): Likewise.
10315 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
10317 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
10318 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
10320 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10322 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
10323 (Warning Options): -Wno-conversion-null is valid for
10324 Objective-C++ as well.
10325 * doc/tm.texi (Named Address Spaces): Likewise.
10326 * doc/plugins.texi (Plugins): Replace TABs with spaces.
10327 * doc/tree-ssa.texi (Tree SSA): Likewise.
10329 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
10331 PR bootstrap/43202
10332 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
10333 by default. Don't set the default arch for
10334 i[34567]86-*-darwin*|x86_64-*-darwin*.
10336 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
10338 PR bootstrap/43202
10339 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
10340 default. Set the default 32bit/64bit archs with $with_arch
10341 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
10343 2010-02-27 Richard Guenther <rguenther@suse.de>
10345 PR tree-optimization/43186
10346 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
10347 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
10348 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
10349 unroller iterations.
10351 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
10353 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
10354 required and i[34567]86-*-* targets don't support 64bit ISA.
10356 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
10358 PR ada/43096
10359 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
10360 the same alias set.
10362 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
10364 * config.gcc: Set the default arch at least to Prescott for
10365 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
10366 if SSE math is enabled.
10368 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
10370 * diagnostic.c (diagnostic_initialize): Update.
10371 (diagnostic_report_diagnostic): Test inhibit_notes_p for
10372 informative notes.
10373 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
10374 (diagnostic_inhibit_notes): New.
10375 * toplev.c (process_options): inhibit notes with -fcompare-debug.
10377 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
10379 PR c/20631
10380 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
10381 * doc/standards.texi: Likewise.
10382 * doc/extend.texi: Likewise.
10383 * doc/trouble.texi: Likewise.
10384 * doc/cppopts.texi: Likewise.
10385 * doc/install.texi: Likewise.
10386 * c.opt (std=c90,std=gnu90): New options.
10387 * c-opts.c (c_common_handle_option): Handle them.
10389 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
10391 PR c/24577
10392 * c-decl.c (undeclared_variable): Use an informative note.
10394 2010-02-26 Richard Guenther <rguenther@suse.de>
10396 PR tree-optimization/43186
10397 * gimple.h (gimple_fold): Remove.
10398 * gimple.c (gimple_fold): Remove. Inline into single user ...
10399 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
10400 Try harder for conditions.
10402 2010-02-26 Jakub Jelinek <jakub@redhat.com>
10404 PR debug/43190
10405 * function.c (used_types_insert): Don't skip through named pointer
10406 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
10407 and it is different from the main variant's type.
10409 2010-02-26 Nick Clifton <nickc@redhat.com>
10411 * config/rx/rx.md (sminsi3): Remove bogus alternative.
10413 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
10415 * config.gcc: Support --with-fpmath=sse for x86.
10417 * config/i386/ssemath.h: New.
10419 * doc/install.texi (--with-fpmath=sse): Documented.
10421 2010-02-26 Richard Guenther <rguenther@suse.de>
10423 PR tree-optimization/43188
10424 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
10425 vector types of over-aligned element type.
10427 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
10429 PR target/43175
10430 * config/i386/i386.c (expand_vec_perm_blend): Use correct
10431 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
10433 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
10435 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
10437 2010-02-26 Jakub Jelinek <jakub@redhat.com>
10439 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
10440 * var-tracking.c: Include diagnostic.h.
10441 (debug_dv): New function.
10442 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
10444 PR debug/43160
10445 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
10446 (add_value_chain, add_value_chains, remove_value_chain,
10447 remove_value_chains): Handle DEBUG_EXPRs.
10448 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
10450 PR debug/43161
10451 * regcprop.c (struct queued_debug_insn_change): New type.
10452 (struct value_data_entry): Add debug_insn_changes field.
10453 (struct value_data): Add n_debug_insn_changes field.
10454 (debug_insn_changes_pool): New variable.
10455 (free_debug_insn_changes, apply_debug_insn_changes,
10456 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
10457 (kill_value_one_regno): Call free_debug_insn_changes if needed.
10458 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
10459 fields.
10460 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
10461 changes for them.
10462 (copyprop_hardreg_forward_1): Don't call apply_change_group for
10463 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
10464 changes, call cprop_find_used_regs via note_stores.
10465 (copyprop_hardreg_forward): When copying vd from predecessor
10466 which has any queued DEBUG_INSN changes, make sure the pointers are
10467 cleared. At the end call df_analyze and then if there are any
10468 DEBUG_INSN changes queued at the end of some basic block for still
10469 live registers, apply them.
10470 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
10472 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
10474 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
10475 (arm*-*-*): Ditto.
10477 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
10479 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
10480 targets. Set the default with_cpu/with_arch from arch/cpu.
10481 Allow x86-64 and native for with_cpu/with_arch.
10483 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
10485 * ebitmap.c: Change calls to verify_popcount with calls to
10486 sbitmap_verify_popcount.
10487 (ebitmap_clear_bit): Fixed map->cacheindex test and
10488 map>cache update when bit clearing results in an empty
10489 element.
10491 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10493 PR target/43154
10494 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
10495 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
10496 and support both V2DF and V2DI modes.
10497 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
10498 support both V2DF and V2DI modes.
10499 (general): Delete trailing whitespace from a few patterns.
10501 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10502 V2DF/V2DI interleave high/low builtins.
10504 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
10505 new VSX builtins.
10507 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
10508 interleave high/low functions.
10510 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
10512 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
10513 #pragma extern_prefix.
10515 2010-02-25 Jakub Jelinek <jakub@redhat.com>
10517 PR debug/43166
10518 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
10519 BLKmode, assert op0 is a MEM and just adjust its mode.
10521 PR debug/43165
10522 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
10523 if bitpos isn't multiple of mode's bitsize.
10525 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10527 * c.opt (-ftemplate-depth=): New.
10528 (-ftemplate-depth-): Deprecate.
10529 * optc-gen.awk: Handle -ftemplate-depth=.
10530 * opth-gen.awk: Likewise.
10531 * c-opts.c (c_common_handle_option): Likewise.
10532 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
10534 2010-02-24 Jason Merrill <jason@redhat.com>
10536 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
10538 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10540 * cfg.c (alloc_aux_for_block): Remove inline.
10541 (alloc_aux_for_edge): Likewise.
10543 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10545 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
10547 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10549 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
10550 * config/i386/sol2-gas.h: New file.
10551 * config.gcc (i[34567]86-*-solaris2*): Use it.
10553 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10555 PR c/43128
10556 * c-typeck.c (ep_convert_and_check): New.
10557 (build_conditional_expr): Use it.
10558 (build_binary_op): Likewise.
10560 2010-02-24 Jakub Jelinek <jakub@redhat.com>
10562 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
10564 PR debug/43150
10565 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
10566 bounds even for -O+.
10567 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
10568 expr needs to have DECL_NAME set.
10570 2010-02-24 Nick Clifton <nickc@redhat.com>
10572 * config/mep/mep.c: Include gimple.h.
10573 (mep_function_uses_sp): Delete unused function.
10574 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
10575 parameters. Use unsigned integers to count args. Return a
10576 NULL_RTX instead of an error_mark_node. Toidy up formatting.
10578 2010-02-23 Jakub Jelinek <jakub@redhat.com>
10580 PR target/43107
10581 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
10582 greater or equal to nelt instead of 2 * nelt.
10583 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
10584 with nelt - 1.
10586 2010-02-23 Jason Merrill <jason@redhat.com>
10588 PR debug/42800
10589 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
10590 in cfun->local_decls even if they have register types.
10592 PR c++/42837
10593 * stor-layout.c (place_field): Don't warn about unnecessary
10594 DECL_PACKED if the type is packed.
10596 2010-02-23 Jakub Jelinek <jakub@redhat.com>
10598 PR target/43139
10599 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
10600 GOTOFF relocs, even when the base reg isn't pic pointer.
10602 2010-02-23 Michael Matz <matz@suse.de>
10604 PR debug/43077
10605 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
10606 (expand_gimple_basic_block): Generate and use debug temps if there
10607 are debug uses left after the last real use of TERed ssa names.
10608 Unlink debug immediate uses when they are expanded.
10610 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
10612 PR 43123
10613 * config/i386/i386.c (override_options): Reorganise to provide
10614 better error messages.
10616 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
10618 PR middle-end/43083
10619 * graphite-scop-detection.c (create_single_exit_edge): Move
10620 the call to find_single_exit_edge to....
10621 (create_sese_edges): ...here. Don't handle multiple edges
10622 exiting the function.
10623 (build_graphite_scops): Don't handle multiple edges
10624 exiting the function.
10626 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
10628 PR middle-end/43097
10629 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
10630 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
10632 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
10634 PR middle-end/43026
10635 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
10637 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
10639 PR c++/43126
10640 * c-typeck.c (convert_arguments): Print declaration location.
10641 * c-common.c (validate_nargs): Rename as
10642 builtin_function_validate_nargs.
10643 (check_builtin_function_arguments): Update.
10645 2010-02-22 Richard Guenther <rguenther@suse.de>
10647 PR lto/43045
10648 * tree-inline.c (declare_return_variable): Use the type of
10649 the call stmt lhs if available.
10651 2010-02-22 Duncan Sands <baldrick@free.fr>
10653 * passes.c (register_pass): Always consider all pass lists when
10654 ref_pass_instance_number is zero.
10656 2010-02-22 Richard Guenther <rguenther@suse.de>
10658 PR tree-optimization/42749
10659 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
10660 parameter. Do arithmetic in the original type.
10661 (update_accumulator_with_ops): Likewise.
10662 (adjust_accumulator_values): Adjust.
10664 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10666 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
10667 (QI to BLKmode splitter): New splitter.
10669 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
10671 * config/i386/i386.c (initial_ix86_tune_features): Turn on
10672 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
10674 2010-02-22 Richard Guenther <rguenther@suse.de>
10676 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
10678 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
10680 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
10681 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
10682 ($(T)crti.o, $(T)crtn.o): Remove rules.
10684 2010-02-21 Tobias Burnus <burnus@net-b.de>
10686 PR fortran/35259
10687 * doc/invoke.texi (-fassociative-math): Document that this
10688 option is automatically enabled for Fortran.
10690 2010-02-20 David S. Miller <davem@davemloft.net>
10692 * configure.ac: Test if linker and assembler properly support
10693 GOTDATA_OP relocations.
10694 * configure: Rebuild.
10695 * config.in: Likewise.
10696 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
10697 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
10698 (movsi_high_pic): Likewise.
10699 (movdi_lo_sum_pic): Likewise.
10700 (movdi_high_pic): Likewise.
10701 (movsi_pic_gotdata_op): New pattern.
10702 (movdi_pic_gotdata_op): Likewise.
10703 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
10704 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
10706 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
10708 PR target/43067
10709 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
10710 attribute to ssemul.
10711 (xop_mulv2div2di3_high): Ditto.
10713 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
10715 PR c++/35669
10716 * c.opt (Wconversion-null): New option.
10717 * doc/invoke.texi (Wconversion-null): Document.
10719 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
10721 * common.opt (Wlarger-than-): Add Undocumented.
10723 2010-02-19 Mike Stump <mikestump@comcast.net>
10725 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
10727 2010-02-19 Jason Merrill <jason@redhat.com>
10729 PR target/40332
10730 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
10731 * configure: Likewise.
10733 2010-02-20 Alan Modra <amodra@gmail.com>
10735 PR middle-end/42344
10736 * cgraph.h (cgraph_make_decl_local): Declare.
10737 * cgraph.c (cgraph_make_decl_local): New function.
10738 (cgraph_make_node_local): Use it.
10739 * cgraphunit.c (cgraph_function_versioning): Likewise.
10740 * ipa.c (function_and_variable_visibility): Likewise.
10742 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10744 PR bootstrap/43121
10745 * except.c (sjlj_emit_function_enter): Don't call
10746 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
10747 directly.
10748 * rtl.h (add_reg_br_prob_note): Remove prototype.
10750 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10752 PR 41779
10753 * c-common.c (conversion_warning): Remove widening conversions
10754 before checking the conversion of integers to reals.
10756 2010-02-19 Mike Stump <mikestump@comcast.net>
10758 PR middle-end/43125
10759 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
10761 PR objc/43061
10762 * cgraphunit.c (process_function_and_variable_attributes): Check
10763 DECL_PRESERVE_P instead of looking up attribute "used".
10764 * ipa-pure-const.c (check_decl): Likewise.
10765 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
10766 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
10767 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
10768 instead of attribute "used".
10769 * config/sol2-c.c (solaris_pragma_init): Likewise.
10770 (solaris_pragma_fini): Likewise.
10772 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10774 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
10775 Use XCNEW instead of xcalloc.
10776 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
10777 XNEW instead of xmalloc.
10778 (get_fields): Use XNEWVEC instead of xmalloc.
10780 PR debug/43084
10781 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
10782 populate vars array.
10783 (create_new_general_access): For debug stmts just reset value.
10784 (get_stmt_accesses): For accesses within debug stmts just record them
10785 using add_access_to_acc_sites instead of preventing the peeling or
10786 counting them as accesses.
10788 PR middle-end/42233
10789 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
10791 2010-02-19 Richard Guenther <rguenther@suse.de>
10793 PR tree-optimization/42916
10794 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
10795 instructions.
10797 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
10799 * configure.ac: Replace all uses of changequote in macro arguments
10800 with proper quoting.
10802 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10804 PR middle-end/42233
10805 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
10807 2010-02-19 Richard Guenther <rguenther@suse.de>
10809 PR tree-optimization/42944
10810 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
10811 test for aliasing with errno.
10813 2010-02-19 Jakub Jelinek <jakub@redhat.com>
10815 PR middle-end/42233
10816 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
10817 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
10818 * dojump.c: Include output.h.
10819 (inv): New inline function.
10820 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
10821 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
10822 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
10823 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
10824 argument, pass it down to other calls.
10825 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
10826 add REG_BR_PROB note to the conditional jump.
10827 * cfgexpand.c (add_reg_br_prob_note): Removed.
10828 (expand_gimple_cond): Don't call it, add the probability
10829 as last argument to jumpif_1/jumpifnot_1.
10830 * Makefile.in (dojump.o): Depend on output.h.
10831 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
10832 callers.
10833 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
10834 * stmt.c (do_jump_if_equal): Likewise.
10835 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
10836 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10837 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
10838 Likewise.
10839 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
10840 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
10841 jumpifnot_1 callers.
10842 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
10843 callers.
10844 (store_expr): Adjust jumpifnot caller.
10845 (store_constructor): Adjust jumpif caller.
10847 PR middle-end/42233
10848 * gimplify.c (gimple_boolify): For __builtin_expect call
10849 gimple_boolify also on its first argument.
10851 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
10853 * configure.ac (gnu-unique-object): Wrap regexps using [] in
10854 changequote block.
10855 (__stack_chk_fail): Ditto. Remove quadrigraphs.
10856 * configure: Regenerated.
10858 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10860 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
10861 lang_hooks.types_compatible_p instead of comptypes.
10863 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
10865 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
10866 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
10867 if __prefer_thumb__ is defined.
10869 2010-02-18 Martin Jambor <mjambor@suse.cz>
10871 PR tree-optimization/43066
10872 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
10873 array with zero-sized element type.
10875 2010-02-18 Jakub Jelinek <jakub@redhat.com>
10877 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
10878 rtx, allocate struct var_loc_node here and return it to the
10879 caller, and only if it is actually needed.
10880 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
10881 move it earlier and return immediately if it returns NULL.
10883 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
10885 * config/sparc/gas.h: New file. Restore
10886 TARGET_ASM_NAMED_SECTION to its ELF default.
10887 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
10888 check !HAVE_GNU_AS.
10889 * config/sparc/sparc.c (sparc_elf_asm_named_section):
10890 Likewise. Add ATTRIBUTE_UNUSED to prototype.
10891 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
10892 after sparc/sysv4.h.
10894 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
10896 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
10898 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
10900 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
10901 patterns from predicated pattern.
10903 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
10905 PR target/43103
10906 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
10907 for insn mnemonic suffix.
10909 2010-02-17 Richard Guenther <rguenther@suse.de>
10911 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
10912 to loop PHI nodes.
10914 2010-02-17 Jakub Jelinek <jakub@redhat.com>
10916 PR debug/42918
10917 * caller-save.c (save_call_clobbered_regs): If BB ends with
10918 a DEBUG_INSN, move any notes in between last real insn and the last
10919 DEBUG_INSN after the last DEBUG_INSN.
10921 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
10923 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
10924 Fix return type. Fix argument type. Explain meaning of return value.
10926 2010-02-16 Richard Guenther <rguenther@suse.de>
10928 PR tree-optimization/41043
10929 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
10930 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
10931 statements ...
10932 (vrp_visit_phi_node): ... but only for loop PHI nodes.
10934 2010-02-16 Ira Rosen <irar@il.ibm.com>
10936 PR tree-optimization/43074
10937 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
10938 * tree-vect-loop.c (vect_analyze_loop_operations): Add
10939 vectorizable cycles in hybrid SLP check.
10940 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
10942 2010-02-16 Richard Guenther <rguenther@suse.de>
10944 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
10945 (true_dependence): If memrefs_conflict_p computes must-alias
10946 trust it. Move TBAA check after offset-based disambiguation.
10947 (canon_true_dependence): Likewise.
10949 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
10951 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
10952 * doc/invoke.texi: Document it.
10953 * var-tracking.c: Include toplev.h and params.h.
10954 (vt_find_locations): Return bool indicating success. Compute
10955 hash sizes unconditionally. Check new parameter, report.
10956 (variable_tracking_main_1): Check vt_find_locations results and
10957 retry. Renamed from...
10958 (variable_tracking_main): ... this. New wrapper to preserve
10959 flag_var_tracking_assignments.
10960 * Makefile.in (var-tracking.o): Adjust dependencies.
10962 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
10963 Jakub Jelinek <jakub@redhat.com>
10965 PR target/42854
10966 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
10967 if weak_import attribute is present.
10968 * config/darwin.c (machopic_select_section): Likewise.
10970 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
10972 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
10973 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
10974 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
10975 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
10977 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
10978 types.
10980 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
10981 Fix argument types.
10983 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
10984 Rewrite text to refer to the names.
10986 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
10988 * config/i386/i386-builtin-types.def
10989 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
10990 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
10991 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
10992 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
10993 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
10994 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
10995 IX86_BUILTIN_VPERMIL2PS256.
10996 (MULTI_ARG_4_DF2_DI_I): Defined.
10997 (MULTI_ARG_4_DF2_DI_I1): Defined.
10998 (MULTI_ARG_4_SF2_SI_I): Defined.
10999 (MULTI_ARG_4_SF2_SI_I1): Defined.
11000 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
11001 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
11002 __builtin_ia32_vpermil2ps256.
11003 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
11004 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
11005 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
11006 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
11007 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
11008 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
11009 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
11010 CODE_FOR_xop_vpermil2v8sf3.
11011 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
11012 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
11013 * config/i386/xopintrin.h (_mm_permute2_pd): New.
11014 (_mm256_permute2_pd): New.
11015 (_mm_permute2_ps): New.
11016 (_mm256_permute2_ps): New.
11018 2010-02-15 Nick Clifton <nickc@redhat.com>
11020 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
11021 boolean parameters. Use emit_jump_insn when emitting a pop
11022 instruction containing a return insn.
11023 (push): Use 'true' rather than '1' as second parameter to F.
11024 (h8300_expand_prologue): Likewise.
11025 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
11026 (h8300_expand_epilogue): Likewise.
11028 2010-02-15 Richard Guenther <rguenther@suse.de>
11030 PR middle-end/43068
11031 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
11032 if that is zero.
11034 2010-02-15 Nick Clifton <nickc@redhat.com>
11036 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
11037 delta.
11039 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
11041 * intl.c (fake_ngettext): New function.
11042 * intl.h (fake_ngettext): Declare.
11043 (ngettext): Define macro.
11044 * collect2.c (notice_translated): New function.
11045 (main): Use notice_translated and ngettext.
11046 * collect2.h (notice_translated): Declare.
11048 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
11050 * reorg.c (delete_computation): Comment fixes.
11051 * caller-save.c (setup_save_areas): Idem.
11052 * sel-sched-dump.c (dump_lv_set): Idem.
11053 * rtl.def: Idem.
11055 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11057 * config/s390/s390.c (s390_sched_init): New function.
11058 (TARGET_SCHED_INIT): Target hook defined.
11060 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
11061 Jack Howarth <howarth@bromo.med.uc.edu>
11062 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
11064 PR target/42982
11065 Partial revert of unintended change in fix for PR41605.
11066 * config/darwin.h: Fix typo.
11067 * config/darwin9.h: Same.
11069 2010-02-11 Jakub Jelinek <jakub@redhat.com>
11071 * c-pch.c (pch_init): Clear v.
11073 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
11075 PR middle-end/42930
11076 * graphite-scop-detection.c (graphite_can_represent_scev): Call
11077 graphite_can_represent_init for MULT_EXPR.
11079 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
11081 PR middle-end/42914
11082 PR middle-end/42530
11083 * graphite-sese-to-poly.c (remove_phi): New.
11084 (translate_scalar_reduction_to_array): Call remove_phi.
11086 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
11088 PR middle-end/42771
11089 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
11090 * graphite-clast-to-gimple.h (gloog): Update declaration.
11091 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
11092 * graphite-poly.h (struct poly_bb): Add missing comments.
11093 (struct scop): Add poly_scop_p field.
11094 (POLY_SCOP_P): New.
11095 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
11096 * graphite.c (graphite_transform_loops): Build the polyhedral
11097 representation for each scop before code generation.
11098 * sese.c (rename_variables_in_operand): Removed.
11099 (rename_variables_in_expr): Return the renamed expression.
11100 (rename_sese_parameters): New.
11101 * sese.h (rename_sese_parameters): Declared.
11103 2010-02-11 Richard Guenther <rguenther@suse.de>
11105 PR tree-optimization/42998
11106 * tree-ssa-pre.c (create_expression_by_pieces): Treat
11107 POINTER_PLUS_EXPR properly.
11109 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
11110 Changpeng Fang <changpeng.fang@amd.com>
11112 PR middle-end/40886
11113 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
11114 the cost of an IV candidate when the IV is used in a test against zero.
11116 * gcc.dg/tree-ssa/ivopts-3.c: New.
11118 2010-02-11 Richard Guenther <rguenther@suse.de>
11120 PR lto/41664
11121 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
11122 pointer-vs-decl case by swapping refs. Handle some cases
11123 of pointer-vs-decl disambiguations more conservatively.
11124 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
11125 to false after expanding.
11127 2010-02-11 Richard Guenther <rguenther@suse.de>
11129 PR driver/43021
11130 * gcc.c (process_command): Handle LTO file@offset case more
11131 appropriately.
11133 2010-02-11 Jakub Jelinek <jakub@redhat.com>
11135 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
11136 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
11137 of DEBUG_INSNs.
11138 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
11140 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
11141 if MEM's mode size isn't DWARF2_ADDR_SIZE.
11142 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
11143 Optimize eq/ne comparisons when both arguments are known to be
11144 zero-extended.
11145 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
11146 Don't mask operands unnecessarily if they are known to be already
11147 zero-extended.
11149 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
11151 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
11152 instead of loop.
11154 2010-02-10 Richard Guenther <rguenther@suse.de>
11156 PR tree-optimization/43017
11157 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
11158 for wrapping signed arithmetic.
11160 2010-02-10 Jakub Jelinek <jakub@redhat.com>
11162 PR debug/43010
11163 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
11164 if no debug info should be emitted for it.
11166 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
11168 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
11169 note when flag_exceptions is set.
11171 2010-02-10 Duncan Sands <baldrick@free.fr>
11173 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
11175 2010-02-10 Richard Guenther <rguenther@suse.de>
11177 PR c/43007
11178 * tree.c (get_unwidened): Handle constants.
11179 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
11181 2010-02-10 Martin Jambor <mjambor@suse.cz>
11183 PR lto/42985
11184 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
11185 check for variable argument counts independently.
11187 2010-02-10 Christian Bruel <christian.bruel@st.com>
11189 PR target/42841
11190 * config/sh/sh.c (find_barrier): Increase length for non delayed
11191 conditional branches.
11193 2010-02-10 Christian Bruel <christian.bruel@st.com>
11195 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
11197 2010-02-10 Jakub Jelinek <jakub@redhat.com>
11199 * builtins.c (set_builtin_user_assembler_name): Also handle
11200 ffs if int is smaller than word.
11202 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
11204 PR middle-end/42973
11205 * ira-conflicts.c (get_dup): Remove.
11206 (process_reg_shuffles): Add new parameter. Use it as an
11207 additional guard for copy generation.
11208 (add_insn_allocno_copies): Rewrite.
11210 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
11212 * common.opt (fsched2-use-traces): Preserved for backward
11213 compatibility.
11214 * doc/invoke.texi: Remove the documentation about option
11215 -fsched2-use-traces.
11216 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
11217 flag_sched2_use_traces.
11218 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
11219 the backward compatibility flag section.
11221 2010-02-09 Richard Guenther <rguenther@suse.de>
11223 PR tree-optimization/43008
11224 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
11225 make HEAP variables initialized from global memory if they
11226 are not known builtin functions.
11227 (find_func_aliases): Adjust.
11229 2010-02-09 Richard Guenther <rguenther@suse.de>
11231 PR tree-optimization/43000
11232 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
11233 arithmetic manually.
11235 2010-02-08 Jakub Jelinek <jakub@redhat.com>
11237 PR tree-optimization/42931
11238 * tree-loop-linear.c (try_interchange_loops): Don't call
11239 double_int_mul if estimated_loop_iterations failed.
11241 2010-02-08 Martin Jambor <mjambor@suse.cz>
11243 PR middle-end/42898
11244 * tree-sra.c (build_accesses_from_assign): Do not mark in
11245 should_scalarize_away_bitmap if stmt has volatile ops.
11246 (sra_modify_assign): Do not process assigns piecemeal if if stmt
11247 has volatile ops.
11249 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
11251 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
11253 2010-02-07 Adam Nemet <adambnmet@gmail.com>
11255 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
11256 before the pattern.
11258 2010-02-07 Andrew Pinski <pinskia@gmail.com>
11260 PR middle-end/42946
11261 * df-core.c (df_finish_pass): Change type of saved_flags to int.
11263 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
11265 PR middle-end/42988
11266 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
11267 to unknown_dependence.
11268 (graphite_legal_transform_dr): Handle the unknown_dependence.
11269 (graphite_carried_dependence_level_k): Same.
11271 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
11273 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
11275 2010-02-07 Richard Guenther <rguenther@suse.de>
11277 PR middle-end/42991
11278 * expr.c (get_inner_reference): Always initialize *pbitsize.
11280 2010-02-07 Richard Guenther <rguenther@suse.de>
11282 PR middle-end/42956
11283 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
11284 new ARRAY_REFs on variable size element or minimal index arrays.
11285 Complete.
11286 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
11287 gimple_fold_indirect_ref.
11289 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
11291 PR target/42957
11292 * arm.c (arm_override_options): Just return if the user has specified
11293 an invalid fpu name.
11295 2010-02-03 Jason Merrill <jason@redhat.com>
11297 PR c++/42870
11298 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
11299 i386_pe_maybe_record_exported_symbol.
11301 2010-02-05 Steve Ellcey <sje@cup.hp.com>
11303 PR target/42924
11304 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
11305 (pa_delegitimize_address): New function.
11307 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
11309 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
11310 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
11312 2010-02-05 Richard Guenther <rguenther@suse.de>
11314 PR lto/42762
11315 * lto-streamer-in.c (get_resolution): Deal with references
11316 to undefined functions.
11318 2010-02-05 Richard Guenther <rguenther@suse.de>
11320 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
11321 (fold_const_aggregate_ref): Likewise.
11322 (ccp_fold_stmt): Substitute loads.
11323 (maybe_fold_reference): Verify types before substituting.
11324 Unshare properly.
11325 (fold_gimple_assign): Unshare properly.
11326 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
11328 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
11330 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
11331 for rs6000_gen_cell_microcode.
11333 2010-02-04 Richard Guenther <rguenther@suse.de>
11335 PR rtl-optimization/42952
11336 * dse.c (const_or_frame_p): Remove MEM handling.
11338 2010-02-04 Nick Clifton <nickc@redhat.com>
11340 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
11341 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
11342 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
11343 (mn10300_asm_output_mi_thunk): New function.
11344 (mn10300_can_output_mu_thunk): New function.
11345 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
11346 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
11347 (FUNCTION_ARG): Delete incorrect comment.
11349 2010-02-03 Jason Merrill <jason@redhat.com>
11351 PR c++/40138
11352 * fold-const.c (operand_equal_p): Handle erroneous types.
11354 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
11356 * config/h8300/h8300.md (can_delay): Fix attibute condition.
11358 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
11360 PR rtl-optimization/42941
11361 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
11362 of xmalloc.
11364 2010-02-03 Jason Merrill <jason@redhat.com>
11366 PR c++/35652
11367 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
11369 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
11371 PR debug/42896
11372 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
11373 (cselib_reset_table): Renamed from...
11374 (cselib_reset_table_with_next_value): ... this.
11375 (cselib_get_next_uid): Renamed from...
11376 (cselib_get_next_unknown_value): ... this.
11377 * cselib.c (next_uid): Renamed from...
11378 (next_unknown_value): ... this.
11379 (cselib_clear_table): Adjust.
11380 (cselib_reset_table): Adjust. Renamed from...
11381 (cselib_reset_table_with_next_value): ... this.
11382 (cselib_get_next_uid): Adjust. Renamed from...
11383 (cselib_get_next_unknown_value): ... this.
11384 (get_value_hash): Use hash.
11385 (cselib_hash_rtx): Likewise.
11386 (new_cselib_val): Adjust. Set and dump uid.
11387 (cselib_lookup_mem): Pass next_uid as hash.
11388 (cselib_subst_to_values): Likewise.
11389 (cselib_log_lookup): Dump uid.
11390 (cselib_lookup): Pass next_uid as hash. Adjust.
11391 (cselib_process_insn): Adjust.
11392 (cselib_init): Initialize next_uid.
11393 (cselib_finish): Adjust.
11394 (dump_cselib_table): Likewise.
11395 * dse.c (canon_address): Dump value uid.
11396 * print-rtl.c (print_rtx): Print value uid.
11397 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
11398 (dvuid): New type.
11399 (dv_uid): New function, sort of renamed from...
11400 (dv_htab_hash): ... this, reimplemented in terms of it and...
11401 (dv_uid2hash): ... this. New.
11402 (variable_htab_eq): Drop excess assertions.
11403 (tie_break_pointers): Removed.
11404 (canon_value_cmp): Compare uids.
11405 (variable_post_merge_New_vals): Print uids.
11406 (vt_add_function_parameters): Adjust.
11407 (vt_initialize): Reset table. Adjust.
11409 2010-02-03 Richard Guenther <rguenther@suse.de>
11411 PR tree-optimization/42944
11412 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
11413 (call_may_clobber_ref_p_1): Likewise. Properly handle
11414 malloc and calloc clobbering errno.
11416 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
11418 * doc/invoke.texi: Fix name of sched1 dump.
11420 * opts.c (decode_options): Set flag_tree_switch_conversion
11421 only conditionally on optimize >= 2.
11423 * gcse.c: Assorted comment fixes in pass description.
11425 2010-02-03 Anthony Green <green@moxielogic.com>
11427 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
11428 nop padding in order to maintain alignment of storage location of
11429 target function address.
11430 (moxie_trampoline_init): Store target function address at newly
11431 aligned location.
11432 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
11433 to 32.
11434 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
11436 2010-02-03 Richard Guenther <rguenther@suse.de>
11438 PR middle-end/42927
11439 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
11441 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11443 * config.gcc: Reenable check for obsolete targets.
11444 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
11445 mips-sgi-irix6.[0-4]*.
11447 2010-02-02 Nick Clifton <nickc@redhat.com>
11449 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
11450 constant size of 4 as being the same as 0.
11451 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
11452 can take values in the range 0..4.
11454 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
11456 PR java/41991
11457 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
11458 as _darwin10_Unwind_FindEnclosingFunction().
11459 * libgcc-libsystem.ver: New.
11461 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
11463 PR target/41399
11464 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
11465 implicitly set registers.
11467 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
11469 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
11470 (arm_override_options): Allow automatic selection of the thread
11471 pointer register if thumb2.
11472 (legitimize_pic_address): Improve code sequences for Thumb2.
11473 (arm_call_tls_get_addr): Likewise.
11474 (legitimize_tls_address): Likewise.
11475 * arm.md (pic_load_addr_arm): Delete. Replace with ...
11476 (pic_load_addr_32bit): ... this. New named pattern.
11477 * thumb2.md (pic_load_addr_thumb2): Delete.
11478 (pic_load_dot_plus_four): Delete.
11479 (tls_load_dot_plus_four): New named pattern.
11481 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11483 PR libgomp/29986
11484 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
11485 Document fix for TLS bug.
11487 2010-01-31 Richard Guenther <rguenther@suse.de>
11489 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
11490 conservatively correct.
11492 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11494 PR target/42850
11495 Revert:
11496 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11498 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11500 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11502 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
11504 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
11506 * config.gcc: Adjust order of makefile fragments for mingw targets.
11508 2010-01-31 Richard Guenther <rguenther@suse.de>
11510 PR middle-end/42898
11511 * gimplify.c (gimplify_init_constructor): For volatile LHS
11512 initialize a temporary.
11514 2010-01-31 Matthias Klose <doko@ubuntu.com>
11516 * configure.ac: Fix __stack_chk_fail check for cross builds configured
11517 --with-headers
11518 * configure: Regenerate.
11520 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
11522 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
11523 the same alias set and their sizes different constantness.
11524 (aliasing_component_refs_p): Revert 2009-10-24 change.
11526 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11528 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
11529 unused.
11531 2010-01-29 Richard Guenther <rguenther@suse.de>
11533 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
11534 Assert we successfully updated the call.
11536 2010-01-29 Jakub Jelinek <jakub@redhat.com>
11538 PR rtl-optimization/42889
11539 * df.h (df_set_bb_dirty_nonlr): New prototype.
11540 * df-core.c (df_set_bb_dirty_nonlr): New function.
11541 * df-scan.c (df_insn_rescan): Call it instead of
11542 df_set_bb_dirty for DEBUG_INSNs.
11544 2010-01-29 Richard Guenther <rguenther@suse.de>
11546 PR middle-end/37448
11547 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
11548 quadratic behavior in most cases.
11550 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
11552 PR target/42891
11553 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
11554 in the call to gen_x86_movsicc_0_m1.
11556 2010-01-28 Richard Guenther <rguenther@suse.de>
11558 PR tree-optimization/42871
11559 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
11561 2010-01-28 Richard Guenther <rguenther@suse.de>
11563 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
11564 into call arguments.
11566 2010-01-28 Richard Guenther <rguenther@suse.de>
11568 PR middle-end/42883
11569 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
11570 the forwarder if the destination is an EH landing pad.
11572 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
11574 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
11575 block list passed to gimple_duplicate_sese_tail.
11576 (parallelize_loops): Avoid parallelization when the function
11577 has_nonlocal_label.
11578 Avoid parallelization when the preheader is IRREDUCIBLE.
11579 Try to optimize when estimated_loop_iterations_int is unresolved.
11580 Add the loop's location to the dump file.
11581 * tree-cfg.c (add_phi_args_after_redirect): Remove.
11582 (gimple_duplicate_sese_tail): Remove the check for the latch.
11583 Redirect nexits to the exit block.
11584 Remove handling of the incoming edges to the latch.
11585 Redirect the backedge from the copied latch to the exit bb.
11587 2010-01-28 Michael Matz <matz@suse.de>
11589 PR target/42881
11590 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
11591 Wrap force_reg into a sequence, emit it before user.
11593 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
11595 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
11596 (arm_rev): New.
11597 (arm_legacy_rev): Likewise.
11598 (thumb_legacy_rev): Likewise.
11600 2010-01-27 Jakub Jelinek <jakub@redhat.com>
11602 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
11603 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
11604 on MEM's address failed, try avoid_constant_pool_reference and
11605 recurse if it returned something different.
11606 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
11607 address, try avoid_constant_pool_reference and recurse if it
11608 returned something different.
11609 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
11610 address and avoid_constant_pool_reference returned something
11611 different, don't set have_address.
11613 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
11615 PR debug/42861
11616 * var-tracking.c (val_store): Add modified argument, obey it.
11617 Adjust callers.
11618 (count_uses): Move down logging of main.
11619 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
11620 don't need resolution.
11621 (emit_notes_in_bb): Likewise.
11623 2010-01-27 Richard Guenther <rguenther@suse.de>
11625 PR middle-end/42878
11626 * tree-inline.c (remap_decl): Delay remapping of SSA name
11627 default definitions until we need them.
11629 2010-01-27 Jakub Jelinek <jakub@redhat.com>
11631 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
11632 (rs6000_delegitimize_address): New function.
11634 * config/s390/s390.c (s390_delegitimize_address): Call
11635 delegitimize_mem_from_attrs.
11637 PR middle-end/42874
11638 * tree-inline.c (cannot_copy_type_1): Removed.
11639 (copy_forbidden): Don't forbid copying of functions containing
11640 records/unions with variable length fields.
11642 2010-01-27 Christian Bruel <christian.bruel@st.com>
11644 Revert:
11645 PR target/42841
11646 * config/sh/sh.c (find_barrier): Increase length for non delayed
11647 conditional branches.
11649 2010-01-27 Matthias Klose <doko@ubuntu.com>
11651 * configure.ac (gnu-unique-object): Fix ldd version check.
11652 * configure: Regenerate.
11654 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11656 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
11657 HAVE_GNU_AS value.
11658 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
11659 Test for HAVE_GNU_AS value.
11661 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11663 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
11664 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
11665 INT64_TYPE): Define.
11666 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
11667 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11668 INT_LEAST64_TYPE): Define.
11669 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
11670 UINT_LEAST64_TYPE): Define.
11671 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
11672 INT_FAST64_TYPE): Define.
11673 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11674 UINT_FAST64_TYPE): Define.
11675 (INTMAX_TYPE, UINTMAX_TYPE): Define.
11676 (INTPTR_TYPE, UINTPTR_TYPE): Define.
11677 (SIG_ATOMIC_TYPE): Define.
11679 2010-01-26 Richard Guenther <rguenther@suse.de>
11681 * df-scan.c (df_scan_set_bb_info): Remove assert.
11682 (df_insn_rescan_debug_internal): Merge asserts.
11683 (df_install_ref): Likewise.
11684 (df_mark_reg): Use bitmap_set_range.
11685 (df_hard_reg_used_p): Remove assert.
11686 (df_hard_reg_used_count): Likewise.
11688 2010-01-26 Richard Guenther <rguenther@suse.de>
11690 PR rtl-optimization/42685
11691 * web.c (web_main): Ignore DEBUG_INSNs.
11693 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
11695 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
11697 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
11698 Fix types of fndecl and arglist parameters.
11700 2010-01-26 Richard Guenther <rguenther@suse.de>
11702 PR middle-end/42806
11703 * tree-eh.c (unsplit_eh): Skip debug insns.
11705 2010-01-26 Richard Guenther <rguenther@suse.de>
11707 PR tree-optimization/42250
11708 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
11710 2010-01-26 Jakub Jelinek <jakub@redhat.com>
11712 PR fortran/42866
11713 * omp-low.c (expand_omp_sections): Only use single_pred if
11714 l2_bb is single_pred_p.
11716 2010-01-25 Christian Bruel <christian.bruel@st.com>
11718 PR target/42841
11719 * config/sh/sh.c (find_barrier): Increase length for non delayed
11720 conditional branches.
11721 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
11723 2010-01-24 David S. Miller <davem@davemloft.net>
11725 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
11726 define if not using GAS.
11727 * config/sparc/sparc.c (sparc_elf_asm_named_section):
11728 Likewise. Delete SECTION_MERGE code, which is only applicable
11729 when using GAS.
11731 2010-01-24 Mark Mitchell <mark@codesourcery.com>
11733 PR c++/42748
11734 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
11735 mangling of va_list in system headers.
11737 2010-01-23 Toon Moene <toon@moene.org>
11739 * tree-predcom.c (combine_chains): Return NULL, not false.
11741 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
11743 * tree-loop-distribution.c (distribute_loop): Fix declaration and
11744 initialization of variable res to agree with return type.
11746 2010-01-22 Steve Ellcey <sje@cup.hp.com>
11748 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
11749 * tree-sra.c: Add include of expr.h.
11751 2010-01-22 Jakub Jelinek <jakub@redhat.com>
11753 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
11754 insert the debug stmt on the single non-EH edge from the stmt.
11756 2010-01-22 Richard Henderson <rth@redhat.com>
11758 PR tree-opt/42833
11759 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
11760 the RHS until after generate_subtree_copies has insertted its
11761 code before the current statement.
11763 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
11765 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
11767 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
11769 2010-01-21 Martin Jambor <mjambor@suse.cz>
11771 PR tree-optimization/42585
11772 * tree-sra.c (struct access): New field grp_total_scalarization.
11773 (dump_access): Dump the new field.
11774 (should_scalarize_away_bitmap): New variable.
11775 (cannot_scalarize_away_bitmap): Likewise.
11776 (sra_initialize): Allocate new bitmaps.
11777 (sra_deinitialize): Free new bitmaps.
11778 (create_access_1): New function.
11779 (create_access): Parts moved to create_access_1.
11780 (type_consists_of_records_p): New function.
11781 (completely_scalarize_record): Likewise.
11782 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
11783 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
11784 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
11785 access.
11786 (analyze_all_variable_accesses): Completely scalarize small eligible
11787 records.
11789 2010-01-21 Martin Jambor <mjambor@suse.cz>
11791 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
11793 2010-01-21 Andrew Haley <aph@redhat.com>
11795 * gcc.c (process_command): Move lang_specific_driver before
11796 setting cc_libexec_prefix.
11798 2010-01-21 Richard Guenther <rguenther@suse.de>
11800 PR middle-end/19988
11801 * fold-const.c (negate_expr_p): Pretend only negative
11802 real constants are easily negatable.
11804 2010-01-20 Janis Johnson <janis187@us.ibm.com>
11805 Jason Merrill <jason@redhat.com>
11807 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
11808 (TYPE_TRANSPARENT_AGGR): this, for union and record.
11809 * calls.c (initialize argument_information): Handle it.
11810 * c-common.c (handle_transparent_union_attribute): Use new name.
11811 * c-decl.c (finish_struct): Ditto.
11812 * c-typeck.c (type_lists_compatible_p): Ditto.
11813 (convert_for_assignment): Use new name and also handle record.
11814 * function.c (aggregate_value_p): Handle it.
11815 (pass_by_reference): Ditto.
11816 (assign_parm_data_types): Ditto.
11817 * print-tree.c (print_node): Ditto.
11818 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
11819 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
11820 * tree.c (first_field): New fn.
11822 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
11824 PR target/42818
11825 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
11826 even when linking statically, for now.
11828 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
11830 PR debug/42715
11831 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
11832 without a cselib val.
11833 (count_uses): Accept MO_VAL_SET with no val on stores.
11834 (add_stores): Likewise.
11836 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11838 * var-tracking.c (check_value_val): Add a compile time assertion.
11839 (dv_is_decl_p): Simplify.
11840 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
11841 gcc_assert if ENABLE_CHECKING.
11843 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
11845 PR debug/42782
11846 * var-tracking.c: Include tree-flow.h.
11847 (mem_dies_at_call): New.
11848 (dataflow_set_preserve_mem_locs): Use it.
11849 (dataflow_set_remove_mem_locs): Likewise.
11850 (dump_var): Renamed from dump_variable. Adjust all callers.
11851 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
11852 * Makefile.in (var-tracking.o): Adjust deps.
11854 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
11856 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
11858 2010-01-20 Richard Guenther <rguenther@suse.de>
11860 PR tree-optimization/42717
11861 * tree-ssa-dce.c (get_live_post_dom): Remove.
11862 (forward_edge_to_pdom): Take an arbitrary edge to copy
11863 degenerate PHI args from.
11864 (remove_dead_stmt): Use the first post-dominator even if it
11865 does not contain live statements as redirection destination.
11867 2010-01-20 Richard Guenther <rguenther@suse.de>
11869 * tree-inline.c (estimate_num_insns): Handle EH builtins.
11871 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11873 * sel-sched.c (create_speculation_check): Remove set but not used
11874 variable twin.
11875 (try_transformation_cache): Remove set but not used variable ds.
11876 (calculate_privileged_insns): Remove set but not used variables
11877 cur_insn and min_spec_insn.
11878 (find_best_expr): Remove set but not used variable avail_n.
11879 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
11880 variable e.
11881 * cgraphunit.c (assemble_thunk): Remove set but not used variable
11882 false_label.
11883 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
11884 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
11885 new_scop_exit_edge.
11887 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
11889 PR bootstrap/42786
11890 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
11891 cpu types. Add support for *-sse3 cpu types.
11892 (x86_64-*-*): Ditto.
11894 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11896 PR middle-end/42803
11897 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
11898 argument, call initializer_constant_valid_p_1 instead of
11899 initializer_constant_valid_p, pass CACHE to it, return NULL
11900 immediately if first call returns NULL.
11901 (initializer_constant_valid_p_1): New function.
11902 (initializer_constant_valid_p): Use it.
11904 2010-01-20 Thomas Quinot <quinot@adacore.com>
11906 * tree.def (PLACEHOLDER_EXPR): Fix comment.
11908 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11910 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
11911 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
11912 (loc_list_from_tree): Don't handle unsigned division. Handle
11913 signed modulo using DW_OP_{over,over,div,mul,minus}.
11914 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
11915 modulo instead of signed.
11917 2010-01-20 DJ Delorie <dj@redhat.com>
11919 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
11920 (Fpa): Pass it
11921 (h8300_emit_stack_adjustment): Propogate it.
11922 (push): Pass it.
11923 (h8300_expand_prologue): Likewise.
11924 (h8300_expand_epilogue): Likewise.
11926 2010-01-19 Michael Matz <matz@suse.de>
11928 PR tree-optimization/41783
11929 * tree-data-ref.c (toplevel): Include flags.h.
11930 (dump_data_dependence_relation): Also dump the inputs if the
11931 result will be unknown.
11932 (split_constant_offset_1): Look through some conversions.
11933 * tree-predcom.c (determine_roots_comp): Restart a new chain if
11934 the offset from last element is too large.
11935 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
11936 (reassociate_to_the_same_stmt): Handle vector registers.
11937 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
11938 (e.g. conversions).
11939 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
11940 wide_prolog_niters argument, emit widening instructions.
11941 (vect_do_peeling_for_alignment): Adjust caller, use widened
11942 variant of the iteration cound.
11943 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
11945 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11947 PR target/38697
11948 * config/arm/neon-testgen.m (emit_automatics): New parameter
11949 features. Adjust for Fixed_return_reg feature.
11950 (test_intrinsic): Call emit_automatics with new feature.
11951 * config/arm/neon.ml: Update copyright years.
11952 (features): New Fixed_return_reg feature.
11953 (ops): Update feature for Vget_low.
11955 2010-01-19 Jakub Jelinek <jakub@redhat.com>
11957 PR tree-optimization/42719
11958 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
11959 stmt uses.
11961 PR debug/42728
11962 * fwprop.c (all_uses_available_at): Return false if def_set dest
11963 is a REG that is used in def_insn.
11965 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
11967 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
11969 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
11970 Add argument names.
11972 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
11974 * target.h (struct gcc_target) <secondary_reload>: Change type
11975 of last argument to secondary_reload_info *.
11977 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
11979 PR target/42774
11980 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
11981 memory references with unaligned offsets. Remove CQImode handling.
11982 (unaligned_memory_operand): Return 1 for memory references with
11983 unaligned offsets. Remove CQImode handling.
11985 2010-01-18 Richard Guenther <rguenther@suse.de>
11987 PR middle-end/39954
11988 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
11989 builtin calls.
11991 2010-01-18 Richard Guenther <rguenther@suse.de>
11993 PR tree-optimization/42781
11994 * tree-ssa-structalias.c (find_what_var_points_to): Skip
11995 restrict processing only if the original variable was artificial.
11997 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
11999 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
12000 find number of popped argument bytes.
12002 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
12003 Fix the text that describes the return value for invalid insns.
12005 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
12007 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
12008 Clarify what 'cost of the -dependence' is. Fix quoting.
12010 * toplev.c (default_get_pch_validity): Rename argument to "sz".
12011 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
12013 2010-01-17 Jakub Jelinek <jakub@redhat.com>
12015 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
12016 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
12018 2010-01-17 Richard Guenther <rguenther@suse.de>
12020 PR middle-end/42248
12021 * function.c (split_complex_args): Take a VEC to modify.
12022 (assign_parms_augmented_arg_list): Build a VEC instead of
12023 a chain of PARM_DECLs.
12024 (assign_parms_unsplit_complex): Take a VEC of arguments.
12025 Do not fixup unmodified parms.
12026 (assign_parms): Deal with the VEC.
12027 (gimplify_parameters): Likewise.
12029 2010-01-17 Richard Guenther <rguenther@suse.de>
12031 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
12032 node existence check.
12033 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
12034 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
12035 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
12036 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
12037 (gimple_execute_on_growing_pred): Likewise.
12039 2010-01-17 Richard Guenther <rguenther@suse.de>
12041 PR tree-optimization/42773
12042 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
12043 (compute_antic_aux): Likewise.
12044 (compute_partial_antic_aux): Likewise.
12046 2010-01-17 Jie Zhang <jie.zhang@analog.com>
12048 PR debug/42767
12049 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
12050 and US_TRUNCATE.
12052 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
12054 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
12055 appearance.
12057 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
12058 Fix markup for strict argument.
12060 (TARGET_SCHED_REORDER2): Fix argument types.
12062 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
12063 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
12065 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
12066 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
12068 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
12069 Add argument name.
12071 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
12072 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
12073 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
12074 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
12075 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
12077 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
12079 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
12081 (TARGET_ASM_RELOC_RW_MASK): Add return type.
12082 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
12084 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
12086 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
12087 Use prototype.
12089 (TARGET_ASM_NAMED_SECTION): Fix argument list.
12091 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
12092 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
12094 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
12096 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
12098 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
12099 referring to it. Fix language.
12101 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
12103 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
12105 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
12107 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
12109 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
12110 '@var{stream}. Remove stray 'and'.
12112 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
12114 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
12116 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
12118 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
12119 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
12121 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
12122 Fix description of return value.
12123 Rename argument "sz" to "len."
12125 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
12126 Clarify meaning of 'true' return value.
12128 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
12130 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
12131 rep_mode versus mode_rep.
12133 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
12135 (TARGET_BUILTIN_DECL): Fix name.
12137 (TARGET_COMMUTATIVE_P): Fix type of first argument.
12139 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
12141 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
12143 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
12145 (TARGET_RELAXED_ORDERING): Use @deftypevr.
12147 (TARGET_GET_DRAP_RTX): Note that this is a hook.
12148 Clarify language.
12150 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
12151 Rename argument tm_fn to md_fn.
12153 (TARGET_OPTION_PRINT): Fix argument list.
12155 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
12157 PR target/42664
12158 * config/i386/i386.c (ix86_fixup_binary_operands):
12159 Revert FMA4 fixup of operands.
12161 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12163 PR gcc/42525
12164 * Makefile.in (write_entries_to_file, install-plugin):
12165 Use \012 instead of \n with tr.
12167 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
12169 * configure.ac (HAVE_AS_REF): New C macro.
12170 * configure: Regenerate.
12171 * config.in: Likewise.
12172 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
12173 if HAVE_AS_REF.
12174 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
12175 if HAVE_AS_REF.
12177 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
12179 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
12181 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
12183 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
12185 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
12187 (TARGET_IN_SMALL_DATA_P): Fix argument type.
12189 (TARGET_BINDS_LOCAL_P): Fix argument type.
12191 (TARGET_ASM_FILE_END): Use prototype.
12193 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
12195 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
12197 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
12199 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
12201 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
12202 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
12204 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
12205 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
12207 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
12208 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
12209 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
12210 (TARGET_ADDR_SPACE_CONVERT): Likewise.
12212 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
12214 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
12216 (TARGET_INIT_BUILTINS): Use prototype.
12218 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
12219 Put 'const char *' in braces. Fix parameter types.
12220 (TARGET_INVALID_CONVERSION): Fix parameter types.
12221 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
12222 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
12224 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
12225 Fix argument type.
12227 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
12229 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
12231 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
12233 * doc/tm.texi (TARGET_HELP): Fix return type.
12235 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
12236 in braces. Fix argument types.
12238 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
12240 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
12242 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
12244 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
12245 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
12247 (TARGET_MANGLE_TYPE): Fix argument types.
12249 (TARGET_IRA_COVER_CLASSES): Use prototype.
12251 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
12253 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
12255 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
12257 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
12259 (TARGET_CALLEE_COPIES): Fix argument types.
12261 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
12263 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
12265 (TARGET_FUNCTION_VALUE): Fix argument types.
12267 (TARGET_RETURN_IN_MSB): Fix argument type.
12269 (TARGET_RETURN_IN_MEMORY): Fix argument types.
12271 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
12273 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
12275 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
12276 agree with return type.
12278 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
12280 2010-01-15 Jing Yu <jingyu@google.com>
12282 PR rtl-optimization/42691
12283 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
12284 a pseudo to a constant and are merged, and adjust comments.
12286 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
12288 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
12290 2010-01-15 Richard Guenther <rguenther@suse.de>
12292 PR middle-end/42739
12293 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
12294 labels of computed or non-local gotos to the destination.
12295 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
12296 landing pad label is the first label.
12298 2010-01-15 Richard Guenther <rguenther@suse.de>
12300 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
12302 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12304 PR target/42747
12305 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
12306 to allow generation of the xssqrtdp instruction on power7.
12307 (sqrtdf2_fpr): Ditto.
12309 2010-01-14 Jakub Jelinek <jakub@redhat.com>
12311 PR middle-end/42674
12312 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
12313 functions with noreturn attribute.
12315 PR c++/42608
12316 * varasm.c (declare_weak): Add weak attribute to decl if it
12317 doesn't have one already.
12318 (assemble_external): Only add decls to weak_decls if they also
12319 have weak attribute.
12321 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
12323 * var-tracking.c (var_reg_delete): Don't delete the association
12324 between REGs and values or one-part variables if the register
12325 isn't clobbered.
12327 2010-01-14 Jakub Jelinek <jakub@redhat.com>
12329 PR debug/42657
12330 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
12331 because its first operand is a non-localized variable.
12333 2010-01-14 Martin Jambor <mjambor@suse.cz>
12335 PR tree-optimization/42706
12336 * tree-sra.c (encountered_recursive_call): New variable.
12337 (encountered_unchangable_recursive_call): Likewise.
12338 (sra_initialize): Initialize both new variables.
12339 (callsite_has_enough_arguments_p): New function.
12340 (scan_function): Call decl and flags check only for IPA-SRA, check
12341 whether there is a recursive call and whether it has enough arguments.
12342 (all_callers_have_enough_arguments_p): New function.
12343 (convert_callers): Look for recursive calls only when
12344 encountered_recursive_call is set.
12345 (ipa_early_sra): Bail out either if
12346 !all_callers_have_enough_arguments_p or
12347 encountered_unchangable_recursive_call.
12349 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12351 * sel-sched.c: Add 2010 to copyright years.
12352 * sel-sched-ir.c: Likewise.
12353 * sel-sched-ir.h: Likewise.
12355 2010-01-14 Martin Jambor <mjambor@suse.cz>
12357 PR tree-optimization/42714
12358 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
12359 constructors specially.
12361 2010-01-14 Andi Kleen <ak@linux.intel.com>
12363 * config/i386/drivers-i386.c (detect_caches_intel):
12364 Add l2sizekb parameter and fill in.
12365 (host_detect_local_cpu): Add l2sizekb, fill in.
12366 Add Atom small cache heuristic.
12368 2010-01-14 Andi Kleen <ak@linux.intel.com>
12370 * config/i386/drivers-i386.c (detect_caches_cpuid4):
12371 Add level3 parameter and fill in.
12372 (detect_caches_intel): Handle level3 cache.
12374 2010-01-14 Andi Kleen <ak@linux.intel.com>
12376 * config/i386/drivers-i386.c (host_detect_local_cpu):
12377 Fix core duo detection.
12379 2010-01-14 Andi Kleen <ak@linux.intel.com>
12381 * config/i386/drivers-i386.c (host_detect_local_cpu):
12382 Fix Atom detection.
12384 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12386 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
12387 (rs6000_variable_issue_1): this. Use...
12388 (rs6000_variable_issue): here. Reimplement. Print debug info.
12390 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12392 * sel-sched-ir.c (sel_restore_other_notes): Rename to
12393 sel_restore_notes. Update all callers. Call reemit_notes
12394 for all insns.
12396 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12398 PR rtl-optimization/42246
12399 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
12400 loops.
12402 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12404 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
12405 all successors is the same as number of successors in current region.
12407 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12409 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
12410 to rename is not separable. Otherwise check that its LHS is not NULL.
12412 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12414 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
12416 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12418 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
12419 available registers when failed to discover LHS register class.
12420 Fix indentation. Update comment.
12422 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12423 Alexander Monakov <amonakov@ispras.ru>
12425 PR rtl-optimization/42389
12426 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
12427 to can_issue_more.
12428 (advance_state_on_fence): Likewise.
12429 (sel_target_adjust_priority): Print debug output only when
12430 sched_verbose >= 4, not 2.
12431 (get_expr_cost): Do not issue all unique insns on the next cycle.
12432 (fill_insns): Initialize can_issue_more from the value saved
12433 with the fence.
12434 * sel-sched-ir.c (flist_add): New parameter issue_more.
12435 Init FENCE_ISSUE_MORE with it.
12436 (merge_fences): Likewise.
12437 (init_fences): Update call to flist_add.
12438 (add_to_fences, add_clean_fence_to_fences)
12439 (add_dirty_fence_to_fences): Likewise.
12440 (move_fence_to_fences): Update call to merge_fences.
12441 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
12442 sched groups.
12443 * sel-sched-ir.h (struct _fence): New field issue_more.
12444 (FENCE_ISSUE_MORE): New accessor macro.
12446 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12448 PR rtl-optimization/42388
12449 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
12450 that have no predecessors nor successors. Do not call move_bb_info
12451 for empty blocks outside of current region.
12453 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12455 PR rtl-optimization/42294
12456 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
12457 * sel-sched.c (move_exprs_to_boundary): Transitively add all
12458 originators' originators.
12460 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
12462 PR rtl-optimization/39453
12463 PR rtl-optimization/42246
12464 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
12465 for pipelining_p.
12466 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
12468 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12469 Alexander Monakov <amonakov@ispras.ru>
12471 PR middle-end/42245
12472 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
12473 (maybe_tidy_empty_bb): ... here. Make static. Add new
12474 argument. Update all callers.
12475 (tidy_control_flow): ... and here. Recompute topological order
12476 of basic blocks in region if necessary.
12477 (sel_redirect_edge_and_branch): Change return type. Return true
12478 if topological order might have been invalidated.
12479 (purge_empty_blocks): Export and move from...
12480 * sel-sched.c (purge_empty_blocks): ... here.
12481 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
12482 (maybe_tidy_empty_bb): Delete prototype.
12483 (purge_empty_blocks): Declare.
12485 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
12487 PR rtl-optimization/42249
12488 * sel-sched.c (try_replace_dest_reg): When chosen register
12489 and original register is the same, do not bail out early, but
12490 still check all original insns for validity of replacing destination
12491 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
12492 in this case.
12494 2010-01-14 Jakub Jelinek <jakub@redhat.com>
12496 PR c/42721
12497 Port from no-undefined-overflow branch:
12498 2009-03-09 Richard Guenther <rguenther@suse.de>
12500 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
12502 2010-01-14 Richard Guenther <rguenther@suse.de>
12504 PR lto/42665
12505 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
12507 2010-01-14 Ira Rosen <irar@il.ibm.com>
12509 PR tree-optimization/42709
12510 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
12511 as scalar type in creation of constant vector operand.
12513 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12515 PR testsuite/42414
12516 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
12517 (check-parallel-%): Match `testsuite' directory component only
12518 at the end.
12520 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
12522 PR translation/39521
12523 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
12524 strings with _().
12526 2010-01-13 Richard Guenther <rguenther@suse.de>
12528 PR tree-optimization/42730
12529 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
12530 offset zero.
12532 2010-01-13 Steve Ellcey <sje@cup.hp.com>
12534 PR target/pr42542
12535 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
12536 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
12537 them signed.
12539 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
12541 * config/bfin/libgcc-bfin.ver: Regenerate based on current
12542 libgcc-std.ver. Add entries for ___smulsi3_highpart and
12543 ___umulsi3_highpart.
12545 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
12546 rather than schedule_insns if the pass is enabled.
12548 2010-01-13 Martin Jambor <mjambor@suse.cz>
12550 PR tree-optimization/42704
12551 * tree-sra.c (sra_modify_assign): Do not delete assignments to
12552 SSA_NAMEs.
12554 2010-01-13 Martin Jambor <mjambor@suse.cz>
12556 PR tree-optimization/42703
12557 * tree-sra.c (analyze_access_subtree): Check that we can build a
12558 reference to the original data within the aggregate.
12560 2010-01-13 Richard Guenther <rguenther@suse.de>
12562 PR tree-optimization/42705
12563 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
12565 2010-01-13 Richard Guenther <rguenther@suse.de>
12567 PR middle-end/42716
12568 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
12570 2010-01-13 Jakub Jelinek <jakub@redhat.com>
12572 PR debug/41371
12573 * var-tracking.c (values_to_unmark): New variable.
12574 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
12575 values_to_unmark vector. Moved body to...
12576 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
12577 instead queue it into values_to_unmark vector.
12578 (vt_find_locations): Free values_to_unmark vector.
12580 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
12582 * config/s390/s390.c (override_options): Set
12583 default of max-pending-list-length to 256
12585 2010-01-13 Richard Guenther <rguenther@suse.de>
12587 PR lto/42678
12588 * tree-pass.h (PROP_gimple_lcx): New.
12589 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
12590 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
12591 before the final cleanup_eh.
12592 (dump_properties): Dump PROP_gimple_lcx.
12593 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
12594 (tree_lower_complex_O0): Remove.
12595 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
12596 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
12597 tree_lower_complex, schedule TODO_update_ssa.
12598 * lto-streamer-out.c (output_function): Stream the functions
12599 properties.
12600 * lto-streamer-in.c (input_function): Likewise.
12601 (lto_read_body): Do not override them here.
12603 2010-01-12 Joseph Myers <joseph@codesourcery.com>
12605 PR c/42708
12606 * c-typeck.c (build_c_cast): Fold value cast to union type before
12607 wrapping it in a CONSTRUCTOR.
12609 2010-01-12 Jakub Jelinek <jakub@redhat.com>
12611 PR rtl-optimization/42699
12612 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
12613 involved.
12615 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12617 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
12618 SUBTARGET_WARN_UNUSED_SPEC): Move ...
12619 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
12620 SUBTARGET_WARN_UNUSED_SPEC): ... here
12621 * config/mips/iris5.h (LIBGCC_SPEC): Define.
12623 2010-01-12 Julian Brown <julian@codesourcery.com>
12625 * config/arm/neon-schedgen.ml (Utils): Don't try to
12626 open missing module.
12627 (find_with_result): New.
12629 2010-01-12 Jakub Jelinek <jakub@redhat.com>
12631 PR debug/42662
12632 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
12633 sharing when canonicalizing ({lt,ge}u (plus a b) b).
12635 PR tree-optimization/42645
12636 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
12637 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
12638 decl_map, set processing_debug_stmt to -1 and return name without
12639 any remapping.
12641 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
12643 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
12644 binutils version, and reword target configuration description.
12646 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
12648 * config/avr/avr.h (LINKER_NAME): Remove.
12650 2010-01-11 Janis Johnson <janis187@us.ibm.com>
12652 PR target/42416
12653 * config/rs6000/rs6000.c (rs6000_override_options): On targets
12654 that support VSX, warn for -mno-altivec if vsx is not disabled,
12655 and disable vsx.
12657 2010-01-11 Joseph Myers <joseph@codesourcery.com>
12658 Shujing Zhao <pearly.zhao@oracle.com>
12660 PR translation/42469
12661 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
12662 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
12663 character between option name and help text.
12664 * c.opt (imultilib): Likewise.
12666 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
12668 * lto-streamer-out.c (output_unreferenced_globals): Output static
12669 variables.
12671 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
12673 PR rtl-optimization/42621
12674 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
12675 optimizing for size.
12676 (duplicate_computed_gotos): Remove now-redundant check.
12678 2010-01-10 Steve Ellcey <sje@cup.hp.com>
12680 PR target/37454
12681 * configure.ac: Save and restore LDFLAGS and LIBS
12682 * configure: Regenerate.
12684 2010-01-10 Richard Guenther <rguenther@suse.de>
12686 PR middle-end/42667
12687 * builtins.c (fold_builtin_strlen): Add type argument and
12688 convert the resulting length to it.
12689 (fold_builtin_1): Adjust.
12691 2010-01-09 Jakub Jelinek <jakub@redhat.com>
12693 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
12694 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
12695 1 insn.
12696 (num_insns_constant_wide): Adjust for that change.
12698 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12700 PR debug/42631
12701 * web.c (union_defs): Add used argument, to combine uses of
12702 uninitialized regs.
12703 (entry_register): Adjust type and tests of used argument.
12704 (web_main): Widen used for new use. Pass it to union_defs.
12705 * df.h (union_defs): Adjust prototype.
12707 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12709 PR debug/42630
12710 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
12711 uses in new incoming argument. Free body.
12712 (reset_debug_uses_in_loop): New.
12713 (analyze_insn_to_expand_var): Call the latter if the former found
12714 anything. Fix whitespace. Reject invalid dest overlaps before
12715 going through all insns in the loop.
12717 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12719 PR debug/42629
12720 * haifa-sched.c (dying_use_p): Debug insns don't count.
12722 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12724 PR middle-end/42363
12725 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
12726 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
12727 (verify_gimple_call): Reject LHS in noreturn calls.
12729 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12731 PR debug/42604
12732 PR debug/42395
12733 * tree-vect-loop-manip.c (adjust_info): New type.
12734 (adjust_vec): New pointer to vector.
12735 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
12736 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
12737 (slpeel_update_phis_for_duplicate_loop): Use them.
12738 (slpeel_update_phi_nodes_for_guard1): Likewise.
12739 (slpeel_update_phi_nodes_for_guard2): Likewise.
12740 (slpeel_tree_peel_loop_to_edge): Likewise.
12741 (vect_update_ivs_after_vectorizer): Likewise.
12743 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12745 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
12746 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12748 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
12750 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
12751 bogus uninitialized warning.
12753 2010-01-09 Richard Guenther <rguenther@suse.de>
12755 PR middle-end/42512
12756 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
12757 the evolution is compatible with the initial condition.
12759 2010-01-09 Jakub Jelinek <jakub@redhat.com>
12761 * gcc.c (process_command): Update copyright notice dates.
12762 * gcov.c (print_version): Likewise.
12763 * gcov-dump.c (print_version): Likewise.
12764 * mips-tfile.c (main): Likewise.
12765 * mips-tdump.c (main): Likewise.
12767 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
12769 PR target/41885
12770 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
12771 (rotlhi3): Delete.
12772 (rotlhi3_8): Delete.
12773 (rotlsi3): Delete.
12774 (rotlsi3_8): Delete.
12775 (rotlsi3_16): Delete.
12776 (rotlsi3_24): Delete.
12777 (rotl<mode>3): New.
12778 (*rotw<mode>3): New.
12779 (*rotb<mode>3): New.
12780 * config/avr/avr.c (avr_rotate_bytes): New function.
12781 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
12783 2010-01-08 Steve Ellcey <sje@cup.hp.com>
12785 PR target/37454
12786 * configure.ac: Modify -rdynamic check.
12787 * configure: Regenerate.
12789 2010-01-08 DJ Delorie <dj@redhat.com>
12791 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
12792 register popping order.
12794 2010-01-08 Richard Guenther <rguenther@suse.de>
12796 PR lto/42528
12797 * c.opt (fsigned-char): Also let LTO handle this option.
12798 (funsigned-char): Likewise.
12800 2010-01-07 Richard Guenther <rguenther@suse.de>
12802 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
12803 (gimple_op): Likewise.
12804 (gimple_op_ptr): Likewise.
12805 (gimple_assign_set_lhs): Remove gcc_assert.
12806 (gimple_assign_set_rhs1): Likewise.
12807 (gimple_assign_set_rhs2): Likewise.
12808 (gimple_call_set_lhs): Likewise.
12809 (gimple_call_set_fn): Likewise.
12810 (gimple_call_set_fndecl): Likewise.
12811 (gimple_call_fndecl): Likewise.
12812 (gimple_call_return_type): Likewise.
12813 (gimple_call_set_chain): Likewise.
12814 (gimple_call_num_args): Likewise.
12815 (gimple_call_set_arg): Likewise.
12816 (gimple_cond_set_code): Likewise.
12817 (gimple_cond_set_lhs): Likewise.
12818 (gimple_cond_set_rhs): Likewise.
12819 (gimple_cond_set_true_label): Likewise.
12820 (gimple_cond_set_false_label): Likewise.
12821 (gimple_label_set_label): Likewise.
12822 (gimple_goto_set_dest): Likewise.
12823 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
12824 (gimple_debug_bind_get_value): Likewise.
12825 (gimple_debug_bind_get_value_ptr): Likewise.
12826 (gimple_debug_bind_set_var): Likewise.
12827 (gimple_debug_bind_set_value): Likewise.
12828 (gimple_debug_bind_reset_value): Likewise.
12829 (gimple_debug_bind_has_value_p): Likewise.
12830 (gimple_return_retval_ptr): Remove gcc_assert.
12831 (gimple_return_retval): Likewise.
12832 (gimple_return_set_retval): Likewise.
12833 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
12834 (safe_referenced_var_iterator): Remove.
12835 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
12836 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
12837 (fill_referenced_var_vec): Remove.
12838 (first_readonly_imm_use): Remove redundant gcc_assert.
12839 (phi_arg_index_from_use): Combine gcc_asserts.
12840 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
12841 (first_imm_use_stmt): Remove redundant gcc_assert.
12842 * tree-cfg.c (verify_gimple_call): Verify function and chain
12843 operands. Verify arguments.
12844 (verify_types_in_gimple_stmt): Verify condition code and labels.
12846 2010-01-07 Richard Guenther <rguenther@suse.de>
12848 PR tree-optimization/42641
12849 * sese.c (rename_map_elt_info): Use the SSA name version, do
12850 not hash pointers.
12852 2010-01-07 Jakub Jelinek <jakub@redhat.com>
12854 PR tree-optimization/42625
12855 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
12856 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
12858 2010-01-07 Duncan Sands <baldrick@free.fr>
12860 * Makefile.in (PLUGIN_HEADERS): Add version.h.
12862 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
12864 PR target/42511
12865 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
12866 note itself is not function_invariant_p.
12868 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
12870 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
12871 Do not add the DF_NOTE problem.
12872 * store-motion.c (execute_rtl_store_motion): Likewise.
12874 2010-01-07 Martin Jambor <mjambor@suse.cz>
12876 PR tree-optimization/42157
12877 * tree-sra.c (compare_access_positions): Stabilize sort if both
12878 accesses have integer types, return zero immediately if they are the
12879 same.
12881 2010-01-06 Richard Henderson <rth@redhat.com>
12883 PR middle-end/41883
12884 * haifa-sched.c (add_to_note_list): Merge into ...
12885 (concat_note_lists): ... here, and ...
12886 (unlink_other_notes, rm_other_notes): Merge into...
12887 (remove_notes): ... here. Create REG_SAVE_NOTEs for
12888 NOTE_INSN_EPILOGUE_BEG.
12890 2010-01-06 Richard Guenther <rguenther@suse.de>
12892 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
12893 not inline regular functions into always-inline functions.
12895 2010-01-06 Nick Clifton <nickc@redhat.com>
12897 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
12898 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
12899 used together.
12900 (OVERRIDE_OPTIONS): Delete.
12901 (OPTIMIZATION_OPTIONS): Define.
12902 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
12903 * config/rx/rx.c (rx_handle_option): Issue an error message if
12904 -mcpu=rx200 and -fpu are used together.
12905 (rx_set_optimization_options): New function. Issue an error
12906 message if an optimization attribute attempts to reset the FPU/
12907 math optimization pairing.
12908 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
12909 * config/rx/rx.opt: Set the default to 32-bit doubles.
12910 * config/rx/t-rx: Add multilibs for -nofpu option.
12911 * doc/invoke.texi: Update documentation of RX options.
12913 2010-01-06 Richard Guenther <rguenther@suse.de>
12915 * tree-ssa-pre.c (name_to_id): New global.
12916 (alloc_expression_id): Simplify SSA name handling.
12917 (lookup_expression_id): Likewise.
12918 (init_pre): Zero name_to_id.
12919 (fini_pre): Free it.
12921 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
12923 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
12925 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
12927 PR target/42542
12928 * config/i386/sse.md (smaxv2di3): New.
12929 (umaxv2di3): Likewise.
12930 (sminv2di3): Likewise.
12931 (uminv2di3): Likewise.
12933 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
12935 PR target/42564
12936 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
12937 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
12938 (legitimize_tls_address): Likewise.
12939 (sparc_tls_referenced_p): Likewise.
12940 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
12941 and adjust calls to legitimize_pic_address.
12942 (legitimate_constant_p) Use sparc_tls_referenced_p.
12943 (legitimate_pic_operand_p): Likewise.
12944 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
12945 (sparc_tls_symbol_ref_1): Delete.
12946 (sparc_tls_referenced_p): Make static, recognize specific patterns.
12947 (legitimize_tls_address): Make static, handle CONST patterns.
12948 (legitimize_pic_address): Make static, remove unused parameter and
12949 adjust recursive calls.
12950 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
12951 and adjust call to legitimize_pic_address.
12952 (sparc_output_mi_thunk): Likewise.
12954 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
12955 H.J. Lu <hongjiu.lu@intel.com>
12957 PR target/42542
12958 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
12959 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
12960 operands to make them signed.
12962 Revert:
12963 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12965 PR target/42542
12966 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
12967 GTU to GT for V4SI and V2DI.
12969 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
12970 (umin<mode>3): Removed.
12971 (uminv8hi3): New.
12972 (uminv4si3): Likewise.
12974 2010-01-05 Martin Jambor <mjambor@suse.cz>
12976 PR tree-optimization/42462
12977 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
12978 current_function_decl to helper functions and macros.
12980 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12982 PR bootstrap/41771
12983 * flags.h: Don't include real.h.
12984 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
12985 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
12986 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
12987 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
12988 * dominance.c: Update copyright.
12989 * gimple.c (walk_gimple_op): Remove inline.
12990 * tree-ssa-reassoc.c: Include real.h.
12991 * Makefile.in (FLAGS_H): Remove $(REAL_H).
12992 (tree-ssa-reassoc.o): Depend on $(REAL_H).
12994 2010-01-05 Nick Clifton <nickc@redhat.com>
12996 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
12997 register to push into the stack frame when the accumulator has to
12998 be saved during interrupts.
13000 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
13002 * doc/invoke.texi: Remove the documentation about option
13003 -Wunreachable-code.
13004 * common.opt (Wunreachable-code): Preserved for backward
13005 compatibility.
13006 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
13007 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
13008 the backward compatibility flag section.
13010 2010-01-05 Richard Guenther <rguenther@suse.de>
13012 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
13014 2010-01-05 Jakub Jelinek <jakub@redhat.com>
13016 PR other/42611
13017 * cfgexpand.c (expand_one_var): Diagnose too large variables.
13019 PR tree-optimization/42508
13020 * tree-sra.c (convert_callers): Check for recursive call
13021 by comparing cgraph nodes instead of decls.
13022 (modify_function): Call ipa_modify_formal_parameters also
13023 on all same_body aliases.
13025 * cgraphunit.c (cgraph_materialize_all_clones): Compare
13026 cgraph nodes when checking for same_body aliases.
13028 2010-01-05 Richard Guenther <rguenther@suse.de>
13030 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
13031 allocation and lookup.
13032 (get_or_alloc_expr_for_constant): Likewise.
13033 (phi_translate): Sink allocation.
13035 2010-01-04 Richard Guenther <rguenther@suse.de>
13037 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
13038 a new entry only if needed.
13039 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
13040 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
13041 hashtable lookup.
13042 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
13043 the result array.
13044 (phi_translate): Handle CONSTANTs early.
13046 2010-01-04 Martin Jambor <mjambor@suse.cz>
13048 PR tree-optimization/42398
13049 * tree-sra.c (struct access): Removed flag grp_different_types.
13050 (dump_access): Do not dump the removed flag.
13051 (sort_and_splice_var_accesses): Do not set the removed flag.
13052 (sra_modify_expr): Check for type compatibility directly.
13054 2010-01-04 Martin Jambor <mjambor@suse.cz>
13056 PR tree-optimization/42366
13057 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
13058 edges with variable number of parameters.
13059 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
13060 flag instead of asserting it.
13061 (ipa_read_node_info): Read uses_analysis_done flag.
13063 2010-01-04 Richard Guenther <rguenther@suse.de>
13065 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
13066 iterative_hash_* as intended.
13067 (vn_reference_compute_hash): Likewise. Simplify hashing
13068 SSA names.
13069 (vn_reference_lookup_2): Likewise.
13070 (vn_nary_op_compute_hash): Likewise.
13071 (vn_phi_compute_hash): Likewise.
13072 (expressions_equal_p): Remove strange code.
13073 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
13074 (pre_expr_hash): Likewise. Simplify hashing SSA names.
13075 (bitmap_insert_into_set_1): Take value-id as parameter.
13076 (add_to_value): Pass it.
13077 (bitmap_insert_into_set): Likewise.
13078 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
13080 2010-01-04 Jakub Jelinek <jakub@redhat.com>
13082 PR driver/42442
13083 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
13084 (do_self_spec): For switches with SWITCH_IGNORE set set also
13085 SWITCH_IGNORE_PERMANENTLY.
13086 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
13087 of SWITCH_IGNORE.
13089 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
13091 * lto-streamer-out.c (output_unreferenced_globals): Output the full
13092 tree of an unreferenced global var.
13094 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
13096 PR target/42542
13097 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
13098 GTU to GT for V4SI and V2DI.
13100 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
13101 (umin<mode>3): Removed.
13102 (uminv8hi3): New.
13103 (uminv4si3): Likewise.
13105 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
13107 PR lto/42581
13108 * collect2.c (main): Turn on trace in collect2 if -v is passed
13109 to gcc with LTO.
13111 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
13113 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
13114 description of expression operand.
13116 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
13118 * configure.ac: Add install-html to target_list for Make-hooks.
13119 * configure: Regenerate.
13120 * fortran/Make-lang.in (F95_HTMLFILES): New.
13121 (fortran.html): Use it.
13122 (fortran.install-html): New.
13123 * Makefile.in (install-html): Add lang.install-html.
13124 * java/Make-lang.in (JAVA_HTMLFILES): New.
13125 (java.html): Use it.
13126 (java.install-html): New.
13127 * objc/Make-lang.in (objc.install-html): New.
13128 * objcp/Make-lang.in (obj-c++.install-html): New.
13129 * cp/Make-lang.in (c++.install-html): New.
13130 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
13131 * lto/Make-lang.in (lto.install-html): New.
13133 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
13135 PR lto/42520
13136 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
13138 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
13140 PR rtl-optimization/41862
13141 * store-motion.c (store_killed_in_insn, compute_store_table,
13142 remove_reachable_equiv_notes, replace_store_insn,
13143 build_store_vectors): Ignore all DEBUG_INSNs.
13145 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
13147 PR lto/41564
13148 * common.opt: Add dumpdir.
13150 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
13151 isn't specified.
13152 (option_map): Add --dumpdir.
13154 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
13156 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
13158 * opts.c (decode_options): Try dump_dir_name first if
13159 dump_base_name isn't an absolute path.
13160 (common_handle_option): Handle OPT_dumpdir.
13162 * toplev.c (dump_dir_name): New.
13163 (print_switch_values): Also ignore -dumpdir.
13165 * toplev.h (dump_dir_name): New.
13167 2010-01-03 Richard Guenther <rguenther@suse.de>
13169 PR tree-optimization/42589
13170 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
13171 double-word expansion of bswap32.
13173 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
13175 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
13176 with BLOCK_FOR_INSN.
13177 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
13178 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
13179 noce_process_if_block): Likewise.
13180 * gcse.c (compute_local_properties, insert_expr_in_table,
13181 insert_set_in_table, canon_list_insert, find_avail_set,
13182 pre_insert_copy_insn): Likewise.
13184 * basic-block.h (BLOCK_NUM): Move from here...
13185 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
13187 2010-01-03 Richard Guenther <rguenther@suse.de>
13189 PR tree-optimization/42438
13190 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
13191 contains_may_not_return_call flag.
13192 (BB_MAY_NOTRETURN): New.
13193 (valid_in_sets): Trapping nary operations are not valid
13194 in blocks that may not return.
13195 (insert_into_preds_of_block): Remove check for trapping expressions.
13196 (compute_avail): Compute also BB_MAY_NOTRETURN.
13198 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
13200 * doc/invoke.texi: Add 2010 to copyright years.
13202 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
13204 * config/sparc/sparc.c: Fix formatting nits.
13206 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
13207 Alexander Monakov <amonakov@ispras.ru>
13209 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
13211 2010-01-02 Richard Guenther <rguenther@suse.de>
13213 PR middle-end/42577
13214 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
13215 (simplify_switch_using_ranges): Mark to be removed edges
13216 as non-executable.
13218 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13220 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
13222 * collect2.c (scan_libraries): Add missing argument in call to
13223 scan_prog_file.
13225 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
13227 PR target/42448
13228 * config/alpha/predicates.md (aligned_memory_operand): Return false
13229 for CQImode.
13230 (unaligned_memory_operand): Return true for CQImode.
13231 * config/alpha/alpha.c (get_aligned_mem): Assert that location
13232 doesn not cross aligned SImode word boundary.
13234 2010-01-02 Anatoly Sokolov <aesok@post.ru>
13236 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
13237 Remove.
13238 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
13239 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
13241 2010-01-02 Richard Guenther <rguenther@suse.de>
13243 PR lto/41597
13244 * toplev.c (compile_file): Emit LTO marker properly. Change
13245 it to __gnu_lto_v1.
13246 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
13248 2010-01-01 Richard Guenther <rguenther@suse.de>
13250 PR debug/42455
13251 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
13253 2010-01-01 Richard Guenther <rguenther@suse.de>
13255 PR c/42570
13256 * c-decl.c (grokdeclarator): For zero-size arrays force
13257 structural equality checks as layout_type does.
13259 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
13261 * builtins.c: Update copyright to 2010.
13263 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
13265 PR lto/42531
13266 * lto-streamer-out.c (produce_asm): Revert the last change.
13267 (copy_function): Likewise.
13269 * lto-streamer.c (lto_get_section_name): Skip any leading
13270 asterisk in name.
13272 2010-01-01 Richard Guenther <rguenther@suse.de>
13274 PR middle-end/42559
13275 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
13276 for LABEL_DECLs.
13278 \f
13279 Copyright (C) 2010 Free Software Foundation, Inc.
13281 Copying and distribution of this file, with or without modification,
13282 are permitted in any medium without royalty provided the copyright
13283 notice and this notice are preserved.