1 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4 * sched-deps.c (depl_on_debug_p): New.
5 (attach_dep_link): Reject debug deps before nondebug deps.
6 (add_to_deps_list): Insert debug deps after nondebug deps.
7 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
9 (sd_add_dep): Do not reject debug deps.
10 (add_insn_mem_dependence): Don't count debug deps.
11 (remove_from_deps): Likewise.
12 (sched_analyze_2): Set up mem deps on debug insns.
13 (sched_analyze_insn): Record reg uses for deps on debug insns.
14 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
15 try_ready nondebug insn after debug insn.
16 * ddg.c (create_ddg_dep_from_intra_loop_link,
17 create_ddg_dep_no_link): Don't reject debug deps.
19 2009-10-16 Richard Guenther <rguenther@suse.de>
21 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
22 (maybe_merge_incomplete_and_complete_type): Likewise.
23 (lto_symtab_merge): Do not call them. Do not warn for
24 complete vs. incomplete compatible types.
25 (lto_symtab_merge_decls_2): Simplify.
26 * gimple.c (gimple_force_type_merge): Remove.
27 (gimple_types_compatible_p): Make it static.
28 * gimple.h (gimple_force_type_merge): Remove.
29 (gimple_types_compatible_p): Likewise.
31 2009-10-16 Jakub Jelinek <jakub@redhat.com>
33 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
34 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
36 2009-10-16 Richard Guenther <rguenther@suse.de>
38 PR tree-optimization/41728
39 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
40 if fold_stmt did anything.
42 2009-10-16 Richard Guenther <rguenther@suse.de>
45 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
46 (maybe_fixup_handled_component): New function.
47 (input_gimple_stmt): Fixup mismatched decl replacements.
49 2009-10-16 Richard Guenther <rguenther@suse.de>
52 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
55 2009-10-16 Richard Guenther <rguenther@suse.de>
57 * gimple.c (iterative_hash_gimple_type): For integer types
58 also hash their minimum and maximum values and the string flag.
59 For array types hash their domain and the string flag.
61 2009-10-16 Richard Guenther <rguenther@suse.de>
63 * gimple.c (gimple_types_compatible_p): Restrict completing
64 types to record or unions. Simplify completion.
65 Do not merge records or unions with different
66 TYPE_STRUCTURAL_EQUALITY_P tag.
67 (iterative_hash_gimple_type): Restrict non-recursing into
68 pointer targets for records and unions.
70 2009-10-15 Jakub Jelinek <jakub@redhat.com>
73 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
74 * dwarf2out.c (mem_loc_descriptor): Don't handle
75 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
76 punt if it is not lowpart subreg or if inner mode isn't
79 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
81 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
82 investigating previous or next insns.
84 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
86 * tree-sra.c (build_ref_for_offset_1): Update comment.
88 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
90 * config/s390/s390.md (atype): Added missing values.
92 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
95 * pa.md (casesi): Use sign extended index in call to
97 (casesi64p): Update pattern to reflect above.
99 2009-10-15 Steve Ellcey <sje@cup.hp.com>
101 PR rtl-optimization/41697
102 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
104 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
107 * config/rs6000/predicates.md: Update copyright year.
108 * config/rs6000/altivec.md: Ditto.
110 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
111 (MD_INCLUDES): Add a2.md.
113 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
114 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
115 (builtin_classify): New static vector to classify various builtins
116 to get the tree attributes correct.
117 (def_builtin): Set the attributes of builtins based on what the
118 builtin does (i.e. memory operation, floating point, saturation
119 need special attributes, others are pure functions).
121 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
123 (enum rs6000_builtins): Include rs6000-builtin.def to define the
124 builtins. Change the end marker to MAX_RS6000_BUILTINS from
125 RS6000_BUILTIN_COUNT.
126 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
129 * config/rs6000/rs6000-builtin.def: New file that combines the
130 builtin enumeration name and attributes.
132 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
134 * config/i386/linux.h (ASM_SPEC): Add --32.
136 2009-10-15 Jakub Jelinek <jakub@redhat.com>
138 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
139 and DW_TAG_template_alias.
140 (dwarf_attr_name): Handle DW_AT_main_subprogram,
141 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
142 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
143 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
144 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
145 and DW_AT_GNU_odr_signature.
146 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
147 DW_FORM_flag_present and DW_FORM_ref_sig8.
148 (output_signature): Only print name on the first byte.
149 (output_die): Likewise for dw_val_class_data8.
151 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
153 * doc/invoke.texi: Clarify that most optimizations are not enabled
156 2009-10-15 Richard Guenther <rguenther@suse.de>
159 * gimple.c (compare_type_names_p): Handle anonymous names
160 differently based on new mode argument.
161 (gimple_types_compatible_p): For structs also compare the tags.
162 (iterative_hash_type_name): Rename to ...
163 (iterative_hash_name): ... this. Hash all names.
164 (iterative_hash_gimple_type): Fix hashing the struct tag of
165 pointer targets. Hash field decl names.
167 2009-10-15 Richard Guenther <rguenther@suse.de>
170 * gimple.c (gimple_get_alias_set): Avoid recursing on
171 invalid type topology.
173 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
175 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
177 2009-10-15 Richard Guenther <rguenther@suse.de>
179 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
181 2009-10-15 Jakub Jelinek <jakub@redhat.com>
183 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
184 add --with-tune{,-32,-64} configured default for -mtune if explicit
187 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
189 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
192 2009-10-14 DJ Delorie <dj@redhat.com>
194 * config/h8300/h8300.c (F): New.
196 (h8300_emit_stack_adjustment): Call them.
198 (h8300_push_pop): Likewise.
199 (h8300_expand_prologue): Likewise.
200 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
201 (MUST_USE_SJLJ_EXCEPTIONS): Define.
202 (INCOMING_RETURN_ADDR_RTX): Define.
203 (INCOMING_FRAME_SP_OFFSET): Define.
204 (DWARF_CIE_DATA_ALIGNMENT): Define.
206 2009-10-14 Jakub Jelinek <jakub@redhat.com>
208 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
209 fields in builtin structs.
210 (finalize_record_size): Likewise.
212 2009-10-14 Richard Guenther <rguenther@suse.de>
214 * gimple.c (gtc_ob): New global.
215 (struct type_pair_d): Replace pointers with type UIDs.
216 (type_pair_hash): Adjust.
217 (type_pair_eq): Likewise.
218 (lookup_type_pair): Likewise. Allocate from an obstack.
219 (gimple_force_type_merge): Adjust.
220 (gimple_types_compatible_p): Likewise.
221 (free_gimple_type_tables): Free the obstack.
223 2009-10-14 Jakub Jelinek <jakub@redhat.com>
225 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
226 stmts setting DEBUG_EXPR_DECLs.
228 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
229 Don't crash if mode1 is VOIDmode.
231 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
233 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
234 * params.h (IRA_LOOP_RESERVED_REGS): New
235 * tree-pass.h (pass_subregs_of_mode_init,
236 pass_subregs_of_mode_finish): Remove.
237 * passes.c (pass_subregs_of_mode_init,
238 pass_subregs_of_mode_finish): Remove.
239 (pass_reginfo_init): Move before loop optimizations.
240 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
241 * common.opt (fira-loop-pressure): New.
242 * toplev.h (flag_ira_loop_pressure): New.
243 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
245 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
246 Make external and void type functions.
247 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
248 pass_subregs_of_mode_finish): Remove.
249 * ira-costs.c (init_costs): Call init_subregs_of_mode.
250 * regmove.c: Include ira.h.
251 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
252 register pressure calculation in loops.
253 * loop-invariant.c: Include REGS_H and ira.h.
254 (struct loop_data): New members max_reg_pressure, regs_ref, and
256 (struct invariant): New member orig_regno.
257 (curr_loop): New variable.
258 (find_exits): Initialize regs_ref and regs_live.
259 (create_new_invariant): Initialize orig_regno.
260 (get_cover_class_and_nregs): New.
261 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
262 array. Add code for flag_ira_loop_pressure.
263 (gain_for_invariant): Make new_regs an array. Add code for
264 flag_ira_loop_pressure.
265 (best_gain_for_invariant): Ditto.
266 (set_move_mark): New parameter gain. Use it for debugging output.
267 (find_invariants_to_move): Make regs_needed and new_regs an array.
268 Add code for flag_ira_loop_pressure.
269 (move_invariant_reg): Set up orig_regno.
270 (move_invariants): Set up reg classes for pseudos for
271 flag_ira_loop_pressure.
272 (free_loop_data): Clear regs_ref and regs_live.
273 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
274 get_regno_cover_class, change_pressure, mark_regno_live,
275 mark_regno_death, mark_reg_store, mark_reg_clobber,
276 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
277 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
278 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
279 register pressure calculation in loops if new regs were added.
280 Call finish_subregs_of_mode.
281 * opts.c (decode_options): Set up flag_ira_loop_pressure.
282 * Makefile.in (loop-invariant.o): Add ira.h.
284 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
286 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
288 2009-10-14 Richard Guenther <rguenther@suse.de>
290 * lto-symtab.c (lto_symtab_compatible): Fold in ...
291 (lto_symtab_merge): ... here. Rewrite both to take the
292 prevailing and a to-be-merged entry and to queue diagnostics
294 (lto_symtab_resolve_replaceable_p): New predicate for
296 (lto_symtab_resolve_can_prevail_p): Likewise.
297 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
298 handles merging commons by choosing the largest decl. Fold
299 in code that gives ODR errors.
300 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
302 (lto_symtab_merge_decls_1): Re-structure. Deal with the
303 case of no prevailing decl here. Diagnose mismatches
304 in object types here. Drop all but the prevailing decls.
305 (lto_symtab_prevailing_decl): Return the single prevailing decl.
306 * lto-streamer-in.c (lto_input_tree_ref): Deal with
307 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
309 2009-10-14 Richard Guenther <rguenther@suse.de>
312 * lto-streamer-in.c (input_bb): Replace debug stmts with
313 nops instead of dropping them.
315 2009-10-14 Nick Clifton <nickc@redhat.com>
317 * gcc/doc/extended.texi: Replace the dash character with
318 @minus{} in situations where it is being used as a minus
320 * gcc/doc/tm.texi: Likewise.
321 * gcc/doc/md.texi: Likewise.
323 2009-10-14 Jakub Jelinek <jakub@redhat.com>
325 PR preprocessor/41543
326 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
327 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
328 * tree.c: Include intl.h.
329 (expand_location): Handle BUILTINS_LOCATION.
330 * Makefile.in (tree.o): Depend on intl.h.
333 * dwarf2out.c (dwarf2out_var_location): Always clear
334 last_postcall_label when changing last_label.
336 2009-10-14 Pascal Obry <obry@adacore.com>
338 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
339 (process_command): Handle -E as done with -c and -S. Do not add
340 the target executable suffix to the output file when -E is used.
341 (main): Adjust error message accordingly.
343 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
349 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
351 (tree_code_size): Likewise.
353 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
355 * builtins.c (fold_builtin_1): Support complex "arc" functions.
356 * real.h (HAVE_mpc_arc): Define.
358 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
360 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
361 (struct builtin_description): Add fndecl field.
362 (bdesc): Remove const qualifier. Update initializer.
363 (sh_media_init_builtins): Remove const qualifier for d. Record
364 the result of add_builtin_function to the fndecl field.
365 (sh_builtin_decl): New.
366 (sh_media_builtin_decl): New.
368 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
371 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
372 requests between special registers.
374 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
376 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
378 2009-10-13 Richard Henderson <rth@redhat.com>
380 PR tree-optimization/41377
381 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
382 (cleanup_empty_eh_merge_phis): New change_region parameter;
383 pass it on to redirect_eh_edge_1. Update callers.
384 (cleanup_empty_eh_unsplit): Don't require an existing EH label
385 at the destination block.
387 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
389 * passes.c (register_pass): Replaced gcc_unreachable by
390 fatal_error on failure. Mentions plugins in comments & messages.
392 2009-10-13 Jakub Jelinek <jakub@redhat.com>
395 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
396 * sched-vis.c (print_value): Use it.
397 * cselib.c (cselib_hash_rtx): Likewise.
398 * print-rtl.c (print_rtx): Likewise.
399 * cfgexpand.c (expand_debug_rtx): Likewise.
400 * var-tracking.c (vt_expand_loc_callback): Likewise.
402 2009-10-13 Richard Guenther <rguenther@suse.de>
405 * opts.c (handle_option): Split out code to handle setting
406 the options flag var ...
407 (set_option): ... here.
408 * opts.h (set_option): Declare.
409 * lto-opts.c (register_user_option_p): Include -fexceptions
410 and all position independent code variants.
411 (handle_common_option): Remove.
412 (lto_reissue_options): Use set_option.
414 2009-10-13 Martin Jambor <mjambor@suse.cz>
416 PR tree-optimization/41661
417 * ipa-prop.c (compute_complex_pass_through): Allow only operations
418 that are tcc_comparisons or do not change the type in any
420 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
421 folding tcc_comparison operations.
423 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
425 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
428 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
434 * tree.def (DEBUG_EXPR_DECL): New.
435 * rtl.def (DEBUG_EXPR): New.
436 * gengtype.c (adjust_field_rtx_def): Handle it.
437 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
438 (insert_debug_temp_for_var_def): ... this. Drop support for
439 moving. Take iterator for def stmt; insert debug stmt before it.
440 Scan early for use count and kind in debug stmts.
441 (propagate_defs_into_debug_stmts): Rename to...
442 (insert_debug_temps_for_defs): ... this. Likewise.
443 * tree.h (DEBUG_TEMP_UID): New.
444 * tree.c (next_debug_decl_uid): New.
445 (make_node_stat): Count debug decls separately.
446 (copy_node_stat): Likewise.
447 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
448 * var-tracking.c (dv_is_decl_p): Recognize it.
449 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
450 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
451 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
452 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
453 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
454 (cselib_hash_rtx): Likewise.
455 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
456 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
458 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
459 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
460 * rtl.c (copy_rtx): Likewise.
461 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
462 * print-rtl.c (print_rtx): Likewise.
463 * sched-vis.c (print_value): Likewise.
464 (print_insn): Handle DEBUG_EXPR_DECL.
465 * tree-dump.c (dequeue_and_dump): Likewise.
466 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
467 * gimple-iterator (gsi_replace): Check for same lhs.
468 (gsi_remove): Insert debug temps.
469 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
470 (move_computations_stmt): Drop explicit propagation into debug stmts.
471 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
472 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
473 * tree-ssa-sink.c (statement_sink_location): Likewise.
474 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
475 * tree-ssanames.c (release_ssa_name): Adjust for rename.
476 * tree-flow.h: Likewise.
477 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
478 debug temps without values.
479 (eliminate_unnecessary_stmts): Don't discard just-inserted
482 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
485 * config/cris/cris.md (andu): Check that operand 1 is one of the
486 general registers. Fix typo in head comment.
488 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
490 * config/i386/i386.md (vswapmov): New.
491 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
492 (ix86_function_ms_hook_prologue): New.
493 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
494 * configure.ac: Test for swap suffix support in as.
495 * configure: Rebuild.
497 2009-10-12 Jakub Jelinek <jakub@redhat.com>
500 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
501 paradoxical subregs to prevent partial register stalls if the inner
502 mode is integer mode.
504 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
508 2009-10-12 Dodji Seketeli <dodji@redhat.com>
511 * gcc/dwarf2out.c (template_parameter_pack_die,
512 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
514 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
517 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
519 (maybe_register_def): Likewise. Take stmt iterator.
520 (rewrite_update_stmt): Take stmt iterator and pass it on.
521 (rewrite_update_enter_block): Pass stmt iterator.
523 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
525 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
526 (spu_builtin_decl): New function.
528 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
530 * config/i386/i386.md (SWIM): New mode iterator.
531 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
532 using SWIM mode iterator.
533 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
534 patterns using SWI48 mode iterator.
535 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
536 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
537 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
538 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
539 patterns using SWI248 mode iterator.
540 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
541 gen_x86_movdicc_0_m1_rex64 for renamed function
543 2009-10-11 Jose Ruiz <ruiz@adacore.com>
544 Eric Botcazou <ebotcazou@adacore.com>
547 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
548 * config/sparc/sol2-unwind.h: New file.
550 2009-10-11 Olivier Hainque <hainque@adacore.com>
551 Eric Botcazou <ebotcazou@adacore.com>
554 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
555 * config/i386/sol2-unwind.h: New file.
557 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
560 * config/i386/i386.md (addsi_1_zext): Get the proper second
563 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
565 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
566 all OLD_RTXes, not just REGs. Use copy_rtx to create the
569 2009-10-11 Richard Guenther <rguenther@suse.de>
571 * gimple.c (iterative_hash_type_name): Do not handle special
574 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
576 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
577 (*setcc_si_1_and): Ditto.
578 (*setcc_si_1_movzbl): Ditto.
579 (*setcc_<mode>_2): Ditto.
580 (*setcc_qi): Rename from *setcc_1.
581 (*setcc_qi_slp): Rename from *setcc_2.
583 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
584 (*zero_extendqisi2_movzbw_and splitter): Ditto.
586 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
587 "if" condition, there is already assert with reload_completed present.
589 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
591 * plugin.c (try_init_one_plugin): Improve constness of variable err.
593 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
595 * doc/install.texi (Final install): Refer to
596 http://gcc.gnu.org/bugs/ for bug reporting.
598 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
600 * configure.ac: Add test for dci instruction.
601 * configure: Regenerate.
602 * config.in: Likewise.
603 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
604 * doc/invoke.texi: Add cpu_type 476 and 476fp.
605 (-mmulhw): Add 476 to description.
607 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
608 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
609 (processor_target_table): Add 476 and 476fp entries.
610 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
611 (rs6000_issue_rate): Add CPU_PPC476.
612 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
613 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
614 (processor_type): Add PROCESSOR_PPC476.
615 (EXTRA_SPECS): Add asm_cpu_476 string.
616 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
617 (define_attr "cpu"): Add ppc476.
619 Update comments for 476.
620 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
621 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
622 Update copyright year.
623 * config/rs6000/476.md: New file.
624 * config/rs6000/40x.md: Add description for "isel" attribute.
625 Update copyright year.
626 * config/rs6000/440.md: Likewise.
627 * config/rs6000/603.md: Likewise.
628 * config/rs6000/6xx.md: Likewise.
629 * config/rs6000/7450.md: Likewise.
630 * config/rs6000/7xx.md: Likewise.
631 * config/rs6000/8540.md: Likewise.
632 * config/rs6000/cell.md: Likewise.
633 * config/rs6000/e300c2c3.md: Likewise.
634 * config/rs6000/e500mc.md: Likewise.
635 * config/rs6000/mpc.md: Likewise.
636 * config/rs6000/power4.md: Likewise.
637 * config/rs6000/power5.md: Likewise.
638 * config/rs6000/power6.md: Likewise.
639 * config/rs6000/power7.md: Likewise.
640 * config/rs6000/rios1.md: Likewise.
641 * config/rs6000/rios2.md: Likewise.
642 * config/rs6000/rs64.md: Likewise.
644 2009-10-10 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/41654
647 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
648 a cond expr before calling gimple_cond_set_condition_from_tree.
649 (ifcombine_iforif): Likewise.
651 2009-10-09 Ian Lance Taylor <iant@google.com>
653 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
654 * configure: Rebuild.
656 2009-10-09 Neil Vachharajani <nvachhar@google.com>
658 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
661 2009-10-09 Richard Guenther <rguenther@suse.de>
664 * target-def.h (TARGET_BUILTIN_DECL): Define.
665 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
666 * target.h (struct gcc_target): Add builtin_decl target hook.
667 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
668 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
670 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
672 (lto_output_builtin_tree): Sorry if the target does not support
673 streaming target builtins.
674 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
675 (rs6000_builtin_decl): New function.
676 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
677 (ix86_builtin_decl): New function.
679 2009-10-09 Jakub Jelinek <jakub@redhat.com>
681 PR preprocessor/41445
682 * c-ppoutput.c (do_line_change): New function.
683 (cb_line_change): Use it.
684 (scan_translation_unit): Call do_line_change if
685 avoid_paste or PREV_WHITE and token location is on a different line
689 * dwarf2out.c (dwarf2out_init): Test whether
690 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
693 PR rtl-optimization/41646
694 * calls.c (expand_call): For BLKmode types returned in registers
695 avoid likely spilled hard regs in copy_blkmode_from_reg generated
698 2009-10-09 Richard Guenther <rguenther@suse.de>
700 PR tree-optimization/41634
701 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
702 we remove the correct elements.
703 (optimize_stmt): Make sure to update stmt operands before
704 optimizing redundancies.
706 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
708 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
710 2009-10-09 Richard Guenther <rguenther@suse.de>
713 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
715 (lto_wrapper_exit): New function.
717 (fatal_perror): Likewise.
718 (fork_execute): Use global args_name, do not free it.
719 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
720 * lto-streamer.h: Remove duplicate prototypes.
722 2009-10-09 Richard Guenther <rguenther@suse.de>
724 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
725 before calling stmt_can_throw_external.
727 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
729 PR tree-optimization/40071
730 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
731 pointer if the original data reference doesn't conflict with the
732 created vector data reference. Fix long line.
734 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
736 * config/i386/i386.md (any_div): New code iterator.
737 (u): Handle div and udiv.
739 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
741 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
742 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
743 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
744 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
746 2009-10-08 Joseph Myers <joseph@codesourcery.com>
748 * gcc.c (main): Remove trailing "." from diagnostics.
750 2009-10-08 Cary Coutant <ccoutant@google.com>
752 Add support for debugging with ICF (Identical Code Folding).
753 * calls.c (debug.h): New #include.
754 (emit_call_1): Call virtual_call_token debug hook.
755 * common.opt (-fenable-icf-debug): New option.
756 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
757 locations in the source).
758 (poc_label_num): New variable.
759 (dcall_entry, vcall_entry): New typedefs.
760 (dcall_table, vcall_table): New variables.
761 (struct vcall_insn): New type.
762 (vcall_insn_table): New variable.
763 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
764 (size_of_dcall_table): New function.
765 (output_dcall_table): New function.
766 (size_of_vcall_table): New function.
767 (output_vcall_table): New function.
768 (dwarf2out_direct_call): New function.
769 (vcall_insn_table_hash): New function.
770 (vcall_insn_table_eq): New function.
771 (dwarf2out_virtual_call_token): New function.
772 (dwarf2out_virtual_call): New function.
773 (dwarf2out_init): Allocate new tables and sections.
774 (prune_unused_types): Mark DIEs referenced from direct call table.
775 (dwarf2out_finish): Output direct and virtual call tables.
776 * final.c (final_scan_insn): Call direct_call and virtual_call
778 * debug.h (struct gcc_debug_hooks): Add direct_call,
779 virtual_call_token, virtual_call hooks.
780 (debug_nothing_uid): New function.
781 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
782 (debug_nothing_uid): New function.
783 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
784 (xcoff_debug_hooks): Likewise.
785 * sdbout.c (sdb_debug_hooks): Likewise.
786 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
787 * doc/invoke.texi (-fenable-icf-debug): New option.
789 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
792 * regmove.c (regmove_backward_pass): Replace src with dst in the
793 debug insn, and check for dst before rather than after.
795 2009-10-08 Janis Johnson <janis187@us.ibm.com>
797 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
798 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
800 2009-10-08 Jan Hubicka <jh@suse.cz>
803 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
804 do not mark cgraph nodes as needed.
805 (record_references_in_initializer): Add new only_vars parameter.
806 * cgraph.h (record_references_in_initializer): New parameter.
807 * varasm.c (assemble_variable): Update call.
808 * varpool.c (varpool_analyze_pending_decls): Always look for
811 2009-10-08 Anatoly Sokolov <aesok@post.ru>
813 * config/avr/avr.c (last_insn_address) Remove variable.
814 (expand_prologue): Don't initialise last_insn_address variable.
815 (final_prescan_insn): Don't output insn size.
816 * config/avr/avr.opt (msize): Remove switch.
817 * doc/invoke.texi (AVR Options): Remove documentation of -msize
820 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
822 * combine.c (label_tick_ebb_start): Fix comment.
823 (combine_instructions): Set label_tick and label_tick_ebb_start before
824 calling setup_incoming_promotions. Start them from 1. Increment
825 label_tick instead of deriving it from the BB index. Rather than
826 comparing ticks use the block from the previous iteration to decide
827 whether to start a new EBB. Remove empty lines before function.
829 2009-10-08 Michael Matz <matz@suse.de>
832 * builtins.c (fold_builtin_isascii): Use fold_build2.
833 (fold_builtin_isdigit): Ditto.
834 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
835 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
836 remove_useless_stmts_cond, remove_useless_stmts_tf,
837 remove_useless_stmts_tc, remove_useless_stmts_bind,
838 remove_useless_stmts_goto, remove_useless_stmts_label,
839 remove_useless_stmts_1, remove_useless_stmts,
840 pass_remove_useless_stmts): Remove.
841 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
842 * passes.c (init_optimization_passes): Don't add
843 pass_remove_useless_stmts.
844 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
845 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
847 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
848 for static constants.
849 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
850 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
852 2009-10-08 Richard Guenther <rguenther@suse.de>
854 * gimple.c (free_gimple_type_tables): New function.
855 * gimple.h (free_gimple_type_tables): Declare.
857 2009-10-07 Mark Heffernan <meheff@google.com>
859 * ipa-prop.c (ipa_print_node_params) Only print
860 names of named arguments.
862 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
864 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
865 being statically linked.
867 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
869 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
871 2009-10-08 Jan Hubicka <jh@suse.cz>
874 * ipa.c (cgraph_externally_visible_p,
875 function_and_variable_visibility,
876 whole_program_function_and_variable_visibility): Skip non-finalized
879 2009-10-08 Nick Clifton <nickc@redhat.com>
881 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
884 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
887 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
889 2009-10-07 Joseph Myers <joseph@codesourcery.com>
892 * c-common.c (c_fully_fold_internal): Strip nops from the result
893 of recursive calls to c_fully_fold_internal.
894 (c_wrap_maybe_const): New.
895 (c_save_expr): Use c_wrap_maybe_const.
896 * c-common.h (c_wrap_maybe_const): Declare.
897 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
898 build_binary_op): Use c_wrap_maybe_const.
900 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
902 * real.c: Fix comment to reflect actual exponent size.
904 2009-10-08 Ben Elliston <bje@au.ibm.com>
906 * config/rs6000/a2.md: Add FSF comment header.
908 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
910 * config/i386/i386.md (any_extend): New code iterator.
911 (u, s): New code attributes.
913 (DWIH): Rewrite as code iterator for SI and DI modes.
914 (DWI): Rewrite as mode attribute.
915 (dwi): New mode attribute.
916 (di): Depend on SI mode and DI mode.
917 (doubleint_general_operand): Remove mode attribute.
919 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
922 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
923 (*sub<mode>3_doubleword): Ditto.
925 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
926 using SWIM248 mode iterator.
927 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
928 using SWI48 mode iterator.
929 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
930 patterns using DWIH mode iterator and any_extend code iterator.
931 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
932 using any_extend code iterator.
933 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
934 patterns using DWIH mode iterator and any_extend code iterator.
935 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
936 using any_extend code iterator.
937 (<s>mul<mode>3_highpart): Macroize expander from
938 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
939 and any_extend code iterator.
940 (*<s>muldi3_highpart_1): Macroize insn from
941 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
942 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
943 patterns using any_extend code iterator.
944 (*<s>mulsi3_highpart_zext): Macroize insn from
945 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
947 2009-10-07 Jakub Jelinek <jakub@redhat.com>
949 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
950 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
951 refering to a DIE with DW_AT_const_value.
953 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
956 * ira-lives.c (check_and_make_def_conflict): Process all operands.
958 2009-10-06 Jan Hubicka <jh@suse.cz>
960 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
963 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
966 *lea_2_rex64): Move before *add<mode>_1 pattern.
968 2009-10-07 Jan Hubicka <jh@suse.cz>
970 * collect2.c (main): Add -fno-whole-program.
971 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
973 2009-10-07 Jan Hubicka <jh@suse.cz>
975 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
976 has no address taken.
977 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
979 (cgraph_clone_node): Clear externally_visible flag for clones.
980 * cgraph.h (cgraph_only_called_directly_p,
981 cgraph_can_remove_if_no_direct_calls_p): New predicates.
982 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
983 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
984 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
985 ipcp_insert_stage): Likwise.
986 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
987 externally_visible flag.
988 (verify_cgraph_node): Verify that inline clones look right.
989 (process_function_and_variable_attributes): Do not set
990 externally_visible flags.
991 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
993 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
995 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
996 clear externally_visible when turning into inline clones
997 (cgraph_mark_inline_edge): Use new predicates.
998 (cgraph_estimate_growth): Likewise.
999 (cgraph_decide_inlining): Likewise.
1000 * ipa.c (cgraph_postorder): Likewise.
1001 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1002 that inline clones are not needed.
1003 (cgraph_externally_visible_p): New predicate.
1004 (function_and_variable_visibility): Add whole_program parameter;
1005 always set externally_visible flag; handle COMDAT function
1007 (local_function_and_variable_visibility): New function.
1008 (gate_whole_program_function_and_variable_visibility): New function.
1009 (whole_program_function_and_variable_visibility): New function.
1010 (pass_ipa_whole_program_visibility): New function.
1011 * passes.c (init_optimization_passes): Add whole program visibility
1013 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1014 not care about needed/reachable flags.
1015 * varpool.c: Include flags.h
1016 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1017 (varpool_finalize_decl): When we are in LTO read-back, all variables
1019 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1021 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1023 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1026 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1028 * config.gcc: Don't include the makefile fragments intended for
1030 * config/s390/fixdfdi.h: File removed.
1031 * config/s390/libgcc-glibc.ver: File removed.
1032 * config/s390/s390.h: Remove the fixdfdi.h hack.
1033 * config/s390/t-crtstuff: File moved to libgcc dir.
1034 * config/s390/t-linux: Likewise.
1035 * config/s390/t-tpf: libgcc specific parts removed.
1036 * config/s390/t-linux64: Likewise.
1038 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1040 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1041 (lto-compress.o): Likewise.
1043 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1046 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1047 dllexport to class members here.
1048 (i386_pe_determine_dllimport_p): Only check static class data for
1050 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1051 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1052 functions for vague linkage.
1053 (i386_pe_type_dllexport_p): Fix formatting.
1054 (maybe_add_dllexport) New function.
1055 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1058 2009-10-07 Ben Elliston <bje@au.ibm.com>
1060 * config/rs6000/a2.md: Remove duplicated lines.
1062 2009-10-07 Ben Elliston <bje@au.ibm.com>
1064 * config.gcc (powerpc*-*-*): Handle a2.
1065 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1066 * config/rs6000/a2.md: New file.
1067 * config/rs6000/rs6000.opt (mno-update): New.
1068 (mupdate): Return to using a mask, not a var.
1069 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1070 (enum processor_type): Add PROCESSOR_PPCA2.
1071 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1072 (rs6000_override_options): Add "a2" to processor_target_table.
1073 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1074 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1076 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1079 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1080 reference to nonexistent gen_truncxfxf2 function.
1082 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1084 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1085 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1086 (general_operand): Handle TI mode.
1087 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1088 using SDWIM mode iterator.
1089 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1090 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1091 using DWI mode iterator.
1092 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1093 patterns using SWI mode iterator.
1094 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1095 using SWI48 mode iterator.
1096 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1097 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1098 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1099 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1100 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1101 using SDWIM mode iterator.
1102 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1103 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1104 using DWI mode iterator.
1105 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1106 patterns using SWI mode iterator.
1107 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1108 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1109 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1110 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1111 patterns using plusminus code iterator.
1112 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1113 sub<mode>3 patterns using plusminus code iterator.
1114 * config/i386/i386.c (override_options): Update the call to
1115 gen_subdi_carry_rex64 for renamed function.
1116 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1117 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1118 calls to instruction expanders.
1120 2009-10-06 Martin Jambor <mjambor@suse.cz>
1123 * opts.c (decode_options): Run IPA-SRA at -O2.
1125 2009-10-06 Richard Guenther <rguenther@suse.de>
1127 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1129 2009-10-06 Tobias Burnus <burnus@net-b.de>
1132 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1133 -flto and -fwhole-program flags can be combined.
1135 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1138 * gcc.c (process_command): Check that -o argument was specified.
1140 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1142 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1144 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1146 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1147 * doc/invoke.texi (Warning Options): Annotate allowed languages
1148 for -Wunsuffixed-float-constants.
1150 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1152 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1153 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1154 same name and isn't the main variant.
1157 * dwarf2out.c (loc_by_reference): Removed.
1158 (dw_loc_list_1): New function.
1159 (dw_loc_list): Remove toplev argument, add want_address argument.
1160 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1161 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1162 want_address == 2 to dw_loc_list. For successful dw_loc_list
1163 set have_address to 1 only if want_address is not 0.
1165 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1167 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1168 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1169 a code block followed by two pointers.
1170 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1171 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1172 (MIPS_MOVE): Likewise.
1173 (MIPS_LUI): Likewise.
1174 (MIPS_JR): Likewise.
1175 (MIPS_BAL): Likewise.
1176 (MIPS_NOP): Likewise.
1177 (mips_asm_trampoline_template): Delete.
1178 (mips_trampoline_code_size): New function.
1179 (mips_trampoline_init): Add shorter sequences for all cases
1180 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1181 Calculate the opcodes directly, rather than copying from a template.
1182 Only flush the code part of the trampoline.
1183 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1185 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1187 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1188 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1189 (INCOMING_RETURN_ADDR_RTX): Likewise.
1190 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1192 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1193 with RETURN_ADDR_REGNUM.
1194 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1195 * config/mips/mips.c (mips16_build_call_stub): Replace
1196 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1197 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1198 (mips_print_operand_punctuation): Likewise.
1199 (mips_frame_set): Likewise.
1200 (mips16e_output_save_restore): Likewise.
1201 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1202 (mips_save_reg_p): Likewise.
1203 (mips_return_addr): Likewise.
1204 (mips_set_return_address): Likewise.
1205 (mips_direct_save_slot_move_p): Likewise.
1206 (mips_output_function_prologue): Likewise.
1207 (mips_restore_reg): Likewise.
1208 (mips_expand_epilogue): Likewise.
1209 (mips_epilogue_uses): Likewise.
1210 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1211 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1212 (clear_hazard_<mode>): Likewise.
1213 (call_internal): Likewise.
1214 (call_internal_direct): Likewise.
1215 (call_direct_split): Likewise.
1216 (call_value_internal): Likewise.
1217 (call_value_split): Likewise.
1218 (call_value_internal_direct): Likewise.
1219 (call_value_direct_split): Likewise.
1220 (call_value_multiple_internal): Likewise.
1221 (call_value_multiple_split): Likewise.
1223 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1224 Jakub Jelinek <jakub@redhat.com>
1226 PR rtl-optimization/41511
1227 * combine.c (record_value_for_reg): Pass explicit values as argument
1228 to get_last_value_validate.
1229 (get_last_value_validate): Document INSN parameter.
1230 For non-readonly MEMs, assume they might have been modified if INSN
1231 was in another basic block.
1232 (get_last_value): Minor reformatting.
1234 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1237 * final.c (asm_str_count): Split out from asm_insn_count.
1238 * rtl.h (asm_str_count): New prototype.
1239 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1242 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1244 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1246 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1247 Rafael Espindola <espindola@google.com>
1249 * gengtype.c (write_types): Moved call to write_func_for_structure
1250 into seperate loops.
1252 2009-10-05 Richard Guenther <rguenther@suse.de>
1255 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1256 (input_cgraph_1): Input toplevel asms.
1258 2009-10-05 Richard Guenther <rguenther@suse.de>
1261 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1262 (external_aggregate_decl_p): Likewise.
1263 (lto_symtab_compatible): Re-structure. Remove dead code.
1264 For variables ignore toplevel qualifiers when comparing types.
1265 Issue warnings, not errors for mismatched user-alignment.
1267 2009-10-05 Richard Guenther <rguenther@suse.de>
1271 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1272 (struct lto_symtab_identifier_def): Likewise.
1273 (struct lto_symtab_decl_def): Likewise.
1274 (struct lto_symtab_entry_def): New.
1275 (lto_symtab_identifier_t): Rename to ...
1276 (lto_symtab_entry_t): ... this.
1277 (lto_symtab_decls): Remove.
1278 (lto_symtab_base_hash): Rename to ...
1279 (lto_symtab_entry_hash): ... this.
1280 (lto_symtab_base_eq): Rename to ...
1281 (lto_symtab_entry_eq): ... this.
1282 (lto_symtab_base_marked_p): Rename to ...
1283 (lto_symtab_entry_marked_p): ... this.
1284 (lto_symtab_identifier_marked_p): Remove.
1285 (lto_symtab_decl_marked_p): Likewise.
1286 (lto_symtab_maybe_init_hash_tables): Rename to ...
1287 (lto_symtab_maybe_init_hash_table): ... this.
1288 (lto_symtab_set_resolution_and_file_data): Remove.
1289 (lto_symtab_register_decl): New function.
1290 (lto_symtab_get_identifier): Remove.
1291 (lto_symtab_get): New function.
1292 (lto_symtab_get_resolution): Adjust.
1293 (lto_symtab_get_identifier_decl): Remove.
1294 (lto_symtab_set_identifier_decl): Likewise.
1295 (lto_symtab_merge_decl): Rename to ...
1296 (lto_symtab_merge): ... this. Rewrite.
1297 (lto_symtab_merge_var): Remove.
1298 (lto_symtab_merge_fn): Likewise.
1299 (lto_symtab_prevailing_decl): Adjust.
1300 (lto_cgraph_replace_node): New function.
1301 (lto_symtab_merge_decls_2): Likewise.
1302 (lto_symtab_merge_decls_1): Likewise.
1303 (lto_symtab_fixup_var_decls): Likewise.
1304 (lto_symtab_resolve_symbols): Likewise.
1305 (lto_symtab_merge_decls): Likewise.
1306 (lto_symtab_prevailing_decl): Adjust.
1307 (lto_symtab_get_symtab_def): Remove.
1308 (lto_symtab_get_file_data): Likewise.
1309 (lto_symtab_clear_resolution): Adjust.
1310 (lto_symtab_clear_resolution): Likewise.
1311 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1312 (input_cgraph_1): Likewise.
1313 * lto-streamer-in.c (get_resolution): Do not provide fake
1314 symbol resolutions here.
1315 (deferred_global_decls): Remove.
1316 (lto_register_deferred_decls_in_symtab): Likewise.
1317 (lto_register_var_decl_in_symtab): Change signature, register
1318 variable via lto_symtab_register_decl.
1319 (lto_register_function_decl_in_symtab): Likewise.
1320 (lto_read_tree): Adjust.
1321 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1322 (lto_symtab_merge_var): Likewise.
1323 (lto_symtab_merge_fn): Likewise.
1324 (lto_symtab_register_decl): Declare.
1325 (lto_symtab_merge_decls): Likewise.
1327 2009-10-05 Richard Guenther <rguenther@suse.de>
1329 PR tree-optimization/23821
1330 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1331 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1332 simple IV increments.
1334 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1336 * config/arm/arm.c (arm_override_options): Really initialize
1337 flag_dwarf2_cfi_asm to 0.
1339 2009-10-05 Doug Kwan <dougkwan@google.com>
1341 PR rtl-optimization/41574
1342 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1343 floating point and we are not doing unsafe math optimizations.
1345 2009-10-03 Simon Baldwin <simonb@google.com>
1346 Cary Coutant <ccoutant@google.com>
1347 Rafael Espindola <espindola@google.com>
1348 Richard Guenther <rguenther@suse.de>
1349 Jan Hubicka <jh@suse.cz>
1350 Doug Kwan <dougkwan@google.com>
1351 H.J. Lu <hongjiu.lu@intel.com>
1352 Bill Maddox <maddox@google.com>
1353 Ryan Mansfield <rmansfield@qnx.com>
1354 Diego Novillo <dnovillo@google.com>
1355 Ollie Wild <aaw@google.com>
1356 Kenneth Zadeck <zadeck@naturalbridge.com>
1358 * lto-cgraph.c: New file.
1359 * lto-compress.c: New file.
1360 * lto-compress.h: New file.
1361 * lto-opts.c: New file.
1362 * lto-section-in.c: New file.
1363 * lto-section-out.c: New file.
1364 * lto-streamer-in.c: New file.
1365 * lto-streamer-out.c: New file.
1366 * lto-streamer.c: New file.
1367 * lto-streamer.h: New file.
1368 * lto-symtab.c: New file.
1369 * lto-wpa-fixup.c: New file.
1370 * lto-wrapper.c: New file.
1372 2009-10-03 Simon Baldwin <baldwin@google.com>
1373 Ben Elliston <bje@au.ibm.com>
1374 Rafael Espindola <espindola@google.com>
1375 Nathan Froyd <froydnj@codesourcery.com>
1376 Jan Hubicka <jh@suse.cz>
1377 Doug Kwan <dougkwan@google.com>
1378 Diego Novillo <dnovillo@google.com>
1379 Kenneth Zadeck <zadeck@naturalbridge.com>
1381 * Makefile.in (enable_lto): New.
1382 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1383 (LINKER_PLUGIN_API_H): Define.
1384 (LTO_SYMTAB_H): Define.
1385 (LTO_STREAMER_H): Define.
1386 (TREE_VECTORIZER_H): Define.
1387 (INCLUDES): Add LIBELFINC.
1388 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1389 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1390 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1391 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1392 (native): Add lto-wrapper$(exeext)
1393 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1394 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1395 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1396 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1397 (varasm.o): Add dependency on tree-iterator.h.
1398 (cgraph.o): Add dependency on cif-code.def.
1399 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1400 (ipa-pure-const.o): Likewise.
1401 (GTFILES): Add lto-symtab.c.
1402 (install-lto-wrapper): New.
1403 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1404 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1405 * config.in: Regenerate.
1407 2009-10-03 Rafael Espindola <espindola@google.com>
1408 Diego Novillo <dnovillo@google.com>
1410 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1411 ipa_write_summaries.
1412 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1414 (cgraph_optimize): Make extern.
1416 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1417 Kenneth Zadeck <zadeck@naturalbridge.com>
1419 * toplev.c (in_lto_p): Declare.
1420 * collect2.c (scan_prog_file): Read all the output when reading
1421 information for LTO.
1422 (enum lto_mode_d): Declare.
1424 2009-10-03 Richard Guenther <rguenther@suse.de>
1425 Diego Novillo <dnovillo@google.com>
1427 * gimple.c: Include target.h and alias.h.
1428 (gimple_types): Declare.
1429 (type_hash_cache): Declare.
1430 (gimple_alloc_stat): Make extern.
1431 (gimple_build_eh_must_not_throw): Call
1432 gimple_eh_must_not_throw_set_fndecl.
1433 (struct type_pair_d): Declare.
1434 (type_pair_t): Declare.
1435 (type_pair_hash): New.
1436 (type_pair_eq): New.
1437 (lookup_type_pair): New.
1438 (gimple_force_type_merge): New.
1439 (compare_type_names_p): New.
1440 (compare_field_offset): New.
1441 (gimple_types_compatible_p): New.
1442 (struct sccs): Declare.
1443 (next_dfs_num): Declare.
1444 (iterative_hash_gimple_type): New.
1446 (iterative_hash_type_name): New.
1447 (iterative_hash_gimple_type): New.
1448 (gimple_type_hash): New.
1449 (gimple_type_eq): New.
1450 (gimple_register_type): New.
1451 (print_gimple_types_stats): New.
1452 (gimple_signed_or_unsigned_type): New.
1453 (gimple_unsigned_type): New.
1454 (gimple_signed_type): New.
1455 (gimple_get_alias_set): New.
1456 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1457 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1458 (gimple_force_type_merge): Declare.
1459 (gimple_types_compatible_p): Declare.
1460 (gimple_register_type): Declare.
1461 (print_gimple_types_stats): Declare.
1462 (gimple_unsigned_type): Declare.
1463 (gimple_signed_type): Declare.
1464 (gimple_get_alias_set): Declare.
1465 (gimple_eh_must_not_throw_set_fndecl): New.
1467 2009-10-03 Jan Hubicka <jh@suse.cz>
1468 Kenneth Zadeck <zadeck@naturalbridge.com>
1470 * ipa-pure-const.c: Include lto-streamer.h.
1471 (register_hooks): Factor out of ...
1472 (generate_summary): ... here.
1473 (pure_const_write_summary): New.
1474 (pure_const_read_summary): New.
1475 (pass_ipa_pure_const): Add pure_const_write_summary and
1476 pure_const_read_summary.
1477 * ipa-reference.c: Include lto-streamer.h.
1478 (add_new_function): New.
1479 (remove_node_data): New.
1480 (duplicate_node_data): New.
1481 (ipa_init): Guard against multiple calls.
1482 Move hook setup from analyze_function.
1483 (write_node_summary_p): New.
1484 (ipa_reference_write_summary): New.
1485 (ipa_reference_read_summary): New.
1486 (pass_ipa_reference): Add ipa_reference_write_summary and
1487 ipa_reference_read_summary.
1488 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1489 (struct cgraph_edge): Add fields lto_stmt_uid and
1490 call_stmt_cannot_inline_p.
1491 (cgraph_optimize): Declare.
1492 (cgraph_decide_is_function_needed): Declare.
1493 (reset_inline_failed): Declare.
1494 (enum LTO_cgraph_tags): Declare.
1495 (LTO_cgraph_tag_names): Declare.
1496 (LCC_NOT_FOUND): Define.
1498 2009-10-03 Doug Kwan <dougkwan@google.com>
1499 Rafael Espindola <espindola@google.com>
1500 Jan Hubicka <jh@suse.cz>
1501 Diego Novillo <dnovillo@google.com>
1502 Kenneth Zadeck <zadeck@naturalbridge.com>
1504 * passes.c (all_regular_ipa_passes): New.
1505 (all_ipa_passes): Rename to all_small_ipa_passes.
1506 (init_optimization_passes): Init all_regular_ipa_passes.
1507 * tree-pass.h (all_regular_ipa_passes): New.
1508 (all_ipa_passes): Rename to all_small_ipa_passes.
1509 * passes.c (all_lto_gen_passes): New.
1510 (init_optimization_passes): Initialize all_lto_gen_passes.
1511 (execute_ipa_summary_passes): Make non-static.
1512 (ipa_write_summaries_1): New.
1513 (ipa_write_summaries_2): New.
1514 (ipa_write_summaries): New.
1515 (ipa_write_summaries_of_cgraph_node_set): New.
1516 (ipa_read_summaries_1): New.
1517 (ipa_read_summaries): New.
1518 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1519 (execute_regular_ipa_pass_list): Remove.
1520 (init_optimization_passes): Schedule
1521 pass_rebuild_cgraph_edges and pass_early_inline outside
1522 of pass_all_early_optimizations. Document reason.
1523 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1524 pass_ipa_lto_finish_out): New pass.
1525 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1526 (execute_all_ipa_transforms): New.
1527 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1528 (dump_properties, debug_properties): New.
1529 * tree-optimize.c (gate_all_early_local_passes): Return
1530 false if we are in lto1.
1531 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1532 * tree-pass.h (execute_all_ipa_transforms): Declare.
1533 (pass_ipa_function_and_variable_visibility): Declare.
1534 (pass_ipa_early_inline): Declare.
1535 (pass_ipa_lto_gimple_out): Declare.
1536 (pass_ipa_lto_wpa_fixup): Declare.
1537 (pass_ipa_lto_finish_out): Declare.
1538 (all_small_ipa_passes, all_regular_ipa_passes,
1539 all_lto_gen_passes): Declare.
1540 (execute_ipa_summary_passes): Declare.
1541 (execute_all_ipa_transforms): Declare.
1542 (ipa_write_summaries): Declare
1543 (ipa_write_summaries_of_cgraph_node_set): Declare.
1544 (ipa_read_summaries): Declare.
1546 2009-10-03 Doug Kwan <dougkwan@google.com>
1547 Ollie Wild <aaw@google.com>
1549 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1551 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1552 (lto_mode): New variable.
1553 (maybe_run_lto_and_relink): Handle the -fwpa option.
1554 (main): Handle the -fwpa option.
1555 (maybe_unlink_list): New function.
1556 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1557 * common.opt (flto): New flag.
1558 * toplev.c (flag_generate_lto): Declare.
1560 2009-10-03 Simon Baldwin <simonb@google.com>
1562 * common.opt (flto-compression-level): New flag.
1564 * opts.c: Include lto-opts.h.
1565 (handle_option): Call lto_register_user_option for each
1566 valid option handled.
1567 (decode_options): Clear registered options before the options
1570 2009-10-03 Cary Coutant <ccoutant@google.com>
1572 * collect2.c (is_elf): New function.
1573 (scan_prog_file): Require LTO object to be in ELF format.
1575 2009-10-03 Rafael Espindola <espindola@google.com>
1577 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1578 libgcc to the linker.
1580 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1582 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1583 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1585 * collect2.h (collect_execute): Add flags argument.
1586 * tlink.c (tlink_execute): Update call to collect_execute.
1587 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1588 (use_linker_plugin): New.
1589 (use_linker_plugin_spec_function): New.
1590 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1591 (linker_plugin_file_spec): New.
1592 (lto_wrapper_spec): New.
1593 (lto_gcc_spec): New.
1594 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1595 (static_spec_functions): Add use-linker-plugin.
1596 (process_command): Handle -use-linker-plugin.
1597 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1598 linker_plugin_file_spec and lto_gcc_spec.
1599 (use_linker_plugin_spec_function): New.
1601 2009-10-03 Richard Guenther <rguenther@suse.de>
1605 * tree.h (is_lang_specific): Include LANG_TYPE.
1606 * tree.c (find_decls_types_r): Manually add interesting parts
1607 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1609 * gimple.c (type_pair_hash): Make symmetric.
1610 (type_pair_eq): Likewise.
1611 (lookup_type_pair): Increase initial hashtable size.
1612 (gimple_force_type_merge): Rely on type-pair symmetry.
1613 (visit): Remove excessive checking code.
1614 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1615 (gimple_register_type): Remove getenv calls, shrink initial
1619 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1620 inline functions if not generating lto output.
1623 * toplev.c (finalize): In WPA mode remove the asm file.
1625 2009-10-03 Doug Kwan <dougkwan@google.com>
1627 * ipa-inline.c (cgraph_mark_inline): Check
1628 edge->call_stmt_cannot_inline_p instead of calling
1629 gimple_call_cannot_inline_p.
1630 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1631 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1632 (inline_generate_summary): Do nothing in LTRANS.
1633 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1634 exists before calling gimple_call_cannot_inline_p.
1635 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1636 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1637 Update new_edge->lto_stmt_uid.
1638 * cgraphbuild.c (reset_inline_failed): New.
1640 * common.opt (fwpa): New flag.
1641 (fltrans): New option.
1642 * gcc.c (gcc_lto_option_t): New type.
1643 (current_lto_option): New variable.
1644 (lto_single_spec_function): Remove and is replaced by ..
1645 (lto_option_spec_function): New function.
1646 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1647 passing the -flto flag.
1648 (cc1_options): Separate non-LTO related parts into ..
1649 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1650 (lto1_options): New spec for lto FE.
1651 (link_lto_options): New spec for handling LTO flags in linker.
1652 (invoke_lto_single): Re-format to fit in 80 column. Replace
1653 lto-single with lto-option.
1654 (static_specs): Add cc1_non_lto_options, lto1_options and
1656 (static_spec_function): Replace lto-single with lto-option.
1657 (process_command): Handle -flto, -fwpa and -fltran by setting
1658 current_lto_option and not passing it to subprocess unconditionally.
1660 2009-10-03 Bill Maddox <maddox@google.com>
1662 Add `gcc' driver support for link-time code generation (LTO).
1664 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1665 (lto_flag, lto_objects, lto_o_file): New variables.
1666 (struct lto_object, struct lto_object_list): New structures.
1667 (collect_exit, handler): Remove LTO temporary output file on exit.
1668 (add_lto_object): New function.
1669 (maybe_run_lto_and_relink): New function. Perform link time code
1670 generation and relinking for object files containing LTO information.
1671 (main): Invoke maybe_run_lto_and_relink().
1672 (dump_argv): New function. For debugging, currently disabled.
1673 (scan_prog_file): Add LTO information pass.
1674 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1676 * toplev.c (compile_file): Emit assembler directive to create
1677 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1679 2009-10-03 Diego Novillo <dnovillo@google.com>
1681 * c.opt: Add LTO to warn_abi and warn_psabi.
1683 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1684 inline function. Ignore language-specific nodes. Update all users.
1685 (find_decls_types_r): Do not traverse the subtrees of
1686 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1687 * tree.h (is_lang_specific): New.
1688 * langhooks.h (struct lang_hooks_for_decls): Remove
1689 may_need_assembler_name_p. Update all users.
1691 * c-common.c (set_builtin_user_assembler_name): Move ...
1692 * builtins.c (set_builtin_user_assembler_name): ... here.
1693 (is_builtin_name): Add comment
1694 (is_builtin_fn): New.
1695 * except.c (output_ttype): Only call
1696 lookup_type_for_runtime if TYPE is not a runtime type.
1698 * passes.c (register_pass): Call position_pass on
1699 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1700 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1701 (TV_IPA_LTO_DECL_IO): Define.
1702 (TV_IPA_LTO_CGRAPH_IO): Define.
1704 (TV_WHOPR_WPA): Define.
1705 (TV_WHOPR_WPA_IO): Define.
1706 (TV_WHOPR_LTRANS): Define.
1707 (TV_WHOPR_WPA_FIXUP): Define.
1708 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1709 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1710 * tree-flow.h (tree_node_can_be_shared): Declare.
1711 * tree-inline.c (tree_can_inline_p): Check that E has a
1712 statement associated with it.
1713 * tree.c (free_lang_data_in_binf): Factor out of ...
1714 (free_lang_data_in_type): ... here.
1715 Call RECORD_OR_UNION_TYPE_P.
1716 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1717 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1718 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1719 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1720 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1721 (gate_free_lang_data): Return true if flag_generate_lto is set.
1722 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1723 * c-common.h (set_builtin_user_assembler_name): Move ...
1724 * tree.h (set_builtin_user_assembler_name): ... here.
1726 * common.opt (flto-report): New flag.
1727 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1728 * collect2.c (scan_prog_file): Send the error output of
1729 'nm' to HOST_BIT_BUCKET.
1731 2009-10-03 Ollie Wild <aaw@google.com>
1733 * langhooks-def.h (lhd_begin_section): New function declaration.
1734 (lhd_write_section): New function declaration.
1735 (lhd_end_section): New function declaration.
1736 (LANG_HOOKS_BEGIN_SECTION): New macro.
1737 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1738 (LANG_HOOKS_END_SECTION): New macro.
1739 (LANG_HOOKS_LTO): New macro.
1740 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1741 * langhooks.c (output.h): Add include.
1742 (saved_section): New static variable.
1743 (lhd_begin_section): New function.
1744 (lhd_write_section_data): New function.
1745 (lhd_end_section): New function.
1746 * langhooks.h (struct lang_hooks_for_lto): New structure.
1747 (struct lang_hooks): Add member lto.
1748 * Makefile.in (langhooks.o): Add dependency on output.h.
1750 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1752 2009-10-03 Richard Guenther <rguenther@suse.de>
1754 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1757 2009-10-03 Simon Baldwin <simonb@google.com>
1758 Richard Guenther <rguenther@suse.de>
1759 Janis Johnson <janis187@us.ibm.com>
1760 Doug Kwan <dougkwan@google.com>
1761 Diego Novillo <dnovillo@google.com>
1762 Ramana Radhakrishnan <ramana.r@gmail.com>
1763 Ollie Wild <aaw@google.com>
1765 * doc/install.texi: Add documentation for libelf and --enable-lto.
1766 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1767 -flto-report, -flto-compression-level and -use-linker-plugin.
1768 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1769 Add section for LTO Testing.
1771 2009-10-02 Cary Coutant <ccoutant@google.com>
1773 Add support for comdat type sections for DWARF v4.
1774 Merge from dwarf4 branch.
1776 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1777 (dw_die_ref): Define vector type.
1778 (enum dw_val_class): Add dw_val_class_data8.
1779 (struct dw_val_struct): Add v.val_data8.
1780 (comdat_type_node_ref): New type.
1781 (struct die_struct): Move die_symbol into a union; add new field
1782 die_type_node. Change all uses.
1783 (comdat_type_node): New type.
1784 (skeleton_chain_node): New type.
1785 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1786 (comdat_type_list): New variable.
1787 (dwarf_tag_name): Add DW_TAG_type_unit.
1788 (dwarf_attr_name): Add DW_AT_signature.
1789 (add_AT_data8): New function.
1790 (replace_child): New function.
1791 (move_all_children): New function.
1792 (print_signature): New function.
1793 (print_die): Print signature information; add dw_val_class_data8.
1794 (attr_checksum): Support dw_val_class_data8.
1795 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1796 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1797 (checksum_sleb128, checksum_uleb128): New functions.
1798 (checksum_die_context): New function.
1799 (loc_checksum_ordered): New function.
1800 (attr_checksum_ordered): New function.
1801 (struct checksum_attributes): New structure.
1802 (collect_checksum_attributes): New function.
1803 (die_checksum_ordered): New function.
1804 (generate_type_signature): New function.
1805 (same_dw_val_p): Add dw_val_class_data8.
1806 (is_symbol_die): Use new is_declaration_die function.
1807 (is_declaration_die): New function.
1808 (should_move_die_to_comdat): New function.
1809 (clone_die): New function.
1810 (clone_tree): New function.
1811 (clone_as_declaration): New function.
1812 (copy_declaration_context): New function.
1813 (generate_skeleton_ancestor_tree): New function.
1814 (generate_skeleton_bottom_up): New function.
1815 (generate_skeleton): New function.
1816 (remove_child_or_replace_with_skeleton): New function.
1817 (break_out_comdat_types): New function.
1818 (struct decl_table_entry): New type.
1819 (htab_decl_hash): New function.
1820 (htab_decl_eq): New function.
1821 (htab_decl_del): New function.
1822 (copy_ancestor_tree): New function.
1823 (copy_decls_walk): New function.
1824 (copy_decls_for_unworthy_types): New function.
1825 (build_abbrev_table): Don't assert on missing die_symbol when doing
1826 comdat type sections.
1827 (size_of_die): Use DW_FORM_sig8 for external references. Add
1829 (unmark_dies): Don't assert for unmarked dies when doing comdat
1831 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1832 (output_signature): New function.
1833 (output_die): Likewise.
1834 (output_compilation_unit_header): Mark output as DWARF version 3
1835 even if generating DWARF 4.
1836 (output_comdat_type_unit): New function.
1837 (output_line_info): Mark output as DWARF version 3 even if generating
1839 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1841 (dwarf2out_end_source_file): Likewise.
1842 (prune_unused_types_walk_attribs): Don't follow references into
1843 comdat type sections.
1844 (prune_unused_types_mark): When generating type units, do not mark
1845 children of non-defining declarations of types; do mark children of
1847 (prune_unused_types): Process comdat type sections.
1848 (htab_ct_hash): New function.
1849 (htab_ct_eq): New function.
1850 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1851 Add a pointer to the line table from type unit entries so
1852 DW_AT_decl_file has meaning.
1853 * varasm.c (default_elf_asm_named_section): Use identifier name as
1854 comdat key instead of lang hook.
1856 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1858 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1860 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1862 * config/i386/i386.md (SWIM248): New mode iterator.
1863 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1864 divmodhi4 patterns using SWIM248 macro.
1865 (*divmod<mode>4): Macroize insn_and_split pattern from
1866 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1867 and their corresponding splitters usign SWIM248 macro. Split SImode
1868 insn to generate cltd and DImode insn to generate cqto instead of
1869 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1870 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1871 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1872 *divmodsi_noext patterns using SWIM248 macro.
1873 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1874 udivmodhi4 patterns using SWIM248 macro.
1875 (*udivmod<mode>4): Macroize insn_and_split pattern from
1876 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1877 corresponding splitters using SWIM248 macro.
1878 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1879 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1881 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1883 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1884 of zero-sized element is zero-sized regardless of its extent.
1886 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1889 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1890 * configure: Regenerated.
1891 * config.in: Regenerated.
1892 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1893 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1894 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1895 not emitting .eh_frame, emit .cfi_sections .debug_frame
1900 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1901 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1903 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1904 vars use DECL_RTL with resetting it back to NULL afterwards.
1905 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1906 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1907 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1908 the attribute type allows it, otherwise use DW_FORM_dataN.
1909 (mem_loc_descriptor): Handle CONST_STRING.
1910 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1911 Handle MEM with CONST_STRING address using add_AT_string.
1912 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1913 CONST_STRING for const arrays initialized with a string literal.
1914 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1915 (dwarf2out_finish): Call resolve_addr.
1917 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1918 Maxim Kuvyrkov <maxim@codesourcery.com>
1920 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1922 2009-10-02 Nick Clifton <nickc@redhat.com>
1924 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1925 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1927 2009-10-01 Jan Hubicka <jh@suse.cz>
1929 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1930 (cgraph_create_virtual_clone): Just pass redirect_callers
1932 * cgraph.h (cgraph_clone_node): Update prototype.
1933 * ipa-pure-const.c (self_recursive_p): New function.
1934 (propagate): Use it.
1935 * ipa-inline.c (cgraph_clone_inlined_nodes,
1936 cgraph_decide_recursive_inlining): Update.
1938 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1940 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1941 instructions for TARGET_OCTEON.
1943 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1945 * config/arm/arm.c (arm_override_options): Turn off
1946 flag_dwarf2_cfi_asm for AAPCS variants.
1948 2009-10-01 Martin Jambor <mjambor@suse.cz>
1951 * tree-sra.c (convert_callers): Do not call
1952 compute_inline_parameters on one caller more than once.
1954 2009-10-01 Nick Clifton <nickc@redhat.com>
1956 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1957 an empty string if not already defined.
1959 2009-10-01 Martin Jambor <mjambor@suse.cz>
1962 * tree-sra.c (is_va_list_type): New function.
1963 (find_var_candidates): Call is_va_list_type.
1964 (find_param_candidates): Check that the type or the type pointed
1965 to are not va_list types.
1967 2009-10-01 Martin Jambor <mjambor@suse.cz>
1970 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1971 DECL_ARTIFICIAL (param_decl) is true.
1973 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1975 * tree.h (tree_decl_common::lang_flag_8): New.
1976 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1978 * c-common.h (RID_CONSTEXPR): New.
1980 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1982 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1983 Use ref-all pointers.
1984 (alpha_gimplify_va_arg): Ditto.
1986 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1989 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1990 before insn counting loop now that BB_END (bb) is counted. Ensure
1991 the return value isn't zero.
1993 2009-09-30 Nick Clifton <nickc@redhat.com>
1995 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1996 with separate definitions of c_target_objs and cxx_target_objs.
1997 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1999 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2000 sh_symbian_import_export_class.
2001 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2002 * config/sh/symbian.c: Delete, moving code into...
2003 * config/sh/symbian-base.c: ... here
2004 * config/sh/symbian-c.c: ... and here
2005 * config/sh/symbian-cxx.c: ... and here.
2007 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2010 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2011 of plus RTX into register.
2013 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2015 * doc/install.texi: Linguistic and markup fixes.
2016 (Configuration) <--disable-cpp>: Remove description.
2017 <--enable-maintainer-mode>: Autotools files are affected, too.
2018 <--with-sysroot>: Improve description.
2019 (Building): Bump required GNU make version.
2021 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2023 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2024 (x86_64-*-*): Ditto.
2026 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2027 intrinisics for FMA4.
2028 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2029 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2030 Add FMA4 check and fma4intrin.h.
2031 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2033 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2034 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2035 constant for FMA4 support.
2036 (UNSPEC_FMA4_FMADDSUB): Ditto.
2037 (UNSPEC_FMA4_FMSUBADD): Ditto.
2038 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2039 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2040 (ix86_expand_fma4_multiple_memory): Ditto.
2041 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2042 (OPTION_MASK_ISA_FMA4_UNSET): New.
2043 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2044 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2045 (ix86_handle_option): Handle -mfma4.
2046 (isa_opts): Handle -mfma4.
2047 (enum pta_flags): Add PTA_FMA4.
2048 (override_options): Add FMA4 support.
2049 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2050 (IX86_BUILTIN_VFMADDSD): Ditto.
2051 (IX86_BUILTIN_VFMADDPS): Ditto.
2052 (IX86_BUILTIN_VFMADDPD): Ditto.
2053 (IX86_BUILTIN_VFMSUBSS): Ditto.
2054 (IX86_BUILTIN_VFMSUBSD): Ditto.
2055 (IX86_BUILTIN_VFMSUBPS): Ditto.
2056 (IX86_BUILTIN_VFMSUBPD): Ditto.
2057 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2058 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2059 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2060 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2061 (IX86_BUILTIN_VFNMADDSS): Ditto.
2062 (IX86_BUILTIN_VFNMADDSD): Ditto.
2063 (IX86_BUILTIN_VFNMADDPS): Ditto.
2064 (IX86_BUILTIN_VFNMADDPD): Ditto.
2065 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2066 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2067 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2068 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2069 (IX86_BUILTIN_VFMADDPS256): Ditto.
2070 (IX86_BUILTIN_VFMADDPD256): Ditto.
2071 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2072 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2073 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2074 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2075 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2076 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2077 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2078 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2079 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2080 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2081 (enum multi_arg_type): New enum for describing the various FMA4
2082 intrinsic argument types.
2083 (bdesc_multi_arg): New table for FMA4 intrinsics.
2084 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2085 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2087 (ix86_expand_builtin): Add FMA4 intrinsic support.
2088 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2089 operand instructions.
2090 (ix86_expand_fma4_multiple_memory): New function to split the
2091 second memory reference from FMA4 instructions.
2092 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2093 (ssemodesuffixf2s): Ditto.
2094 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2096 (fma4_fmsub<mode>4): Ditto.
2097 (fma4_fnmadd<mode>4): Ditto.
2098 (fma4_fnmsub<mode>4): Ditto.
2099 (fma4_vmfmadd<mode>4): Ditto.
2100 (fma4_vmfmsub<mode>4): Ditto.
2101 (fma4_vmfnmadd<mode>4): Ditto.
2102 (fma4_vmfnmsub<mode>4): Ditto.
2103 (fma4_fmadd<mode>4256): Ditto.
2104 (fma4_fmsub<mode>4256): Ditto.
2105 (fma4_fnmadd<mode>4256): Ditto.
2106 (fma4_fnmsub<mode>4256): Ditto.
2107 (fma4_fmaddsubv8sf4): Ditto.
2108 (fma4_fmaddsubv4sf4): Ditto.
2109 (fma4_fmaddsubv4df4): Ditto.
2110 (fma4_fmaddsubv2df4): Ditto.
2111 (fma4_fmsubaddv8sf4): Ditto.
2112 (fma4_fmsubaddv4sf4): Ditto.
2113 (fma4_fmsubaddv4df4): Ditto.
2114 (fma4_fmsubaddv2df4): Ditto.
2115 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2116 instructions for intrinsics.
2117 (fma4i_fmsub<mode>4): Ditto.
2118 (fma4i_fnmadd<mode>4): Ditto.
2119 (fma4i_fnmsub<mode>4): Ditto.
2120 (fma4i_vmfmadd<mode>4): Ditto.
2121 (fma4i_vmfmsub<mode>4): Ditto.
2122 (fma4i_vmfnmadd<mode>4): Ditto.
2123 (fma4i_vmfnmsub<mode>4): Ditto.
2124 (fma4i_fmadd<mode>4256): Ditto.
2125 (fma4i_fmsub<mode>4256): Ditto.
2126 (fma4i_fnmadd<mode>4256): Ditto.
2127 (fma4i_fnmsub<mode>4256): Ditto.
2128 (fma4i_fmaddsubv8sf4): Ditto.
2129 (fma4i_fmaddsubv4sf4): Ditto.
2130 (fma4i_fmaddsubv4df4): Ditto.
2131 (fma4i_fmaddsubv2df4): Ditto.
2132 (fma4i_fmsubaddv8sf4): Ditto.
2133 (fma4i_fmsubaddv4sf4): Ditto.
2134 (fma4i_fmsubaddv4df4): Ditto.
2135 (fma4i_fmsubaddv2df4): Ditto.
2137 * doc/invoke.texi (-mfma4): Add documentation.
2138 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2140 2009-09-29 Richard Henderson <rth@redhat.com>
2142 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2143 an edge to the new destination block.
2145 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2148 * pa.c (hppa_profile_hook): Use
2149 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2151 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2152 Alexander Monakov <amonakov@ispras.ru>
2155 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2156 (not_postinc_memory_operand): New.
2157 (not_postinc_move_operand): New.
2158 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2159 (*cmovsi_internal): Ditto.
2161 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2163 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2164 restrict issue_rate in first pass when scheduling for register
2167 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2168 Rafael Avila de Espindola <espindola@google.com>
2170 * gengtype.c (plugin_output): New.
2171 (get_output_file_with_visibility): Return plugin_output for plugins.
2172 (main): Parse and use the -P option.
2173 * gty.texi: Update the command line format.
2175 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2178 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2180 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2181 out if !const_ok_for_output.
2184 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2185 case VAR_LOCATION>: Remove gcc_unreachable ().
2187 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2189 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2190 (x86_64-*-*): Ditto.
2191 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2192 back to smmintrin.h.
2193 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2194 * config/i386/x86intrin.h: Remove SSE5.
2195 * config/i386/mmintrin-common.h: Delete file.
2196 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2198 2009-09-29 Richard Guenther <rguenther@suse.de>
2200 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2201 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2203 2009-09-29 Nick Clifton <nickc@redhat.com>
2205 * function.c (current_function_name): If there is no current
2206 function just return "<none>".
2208 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2210 * tree-pass.h (register_pass_info): New structure.
2211 (pass_positioning_ops): Move enum from gcc-plugin.h.
2212 (register_pass): New function.
2213 * gcc-plugin.h (plugin_pass): Delete structure.
2214 (pass_positioning_ops): Delete enum.
2215 * plugin.c (regsiter_pass): Delete function.
2216 (position_pass): Delete function.
2217 (added_pass_nodes): Delete variable.
2218 (prev_added_pass_nodes): Delete variable.
2219 (pass_list_node): Delete structure.
2220 * passes.c (make_pass_instance): New function.
2221 (next_pass_1): Change to call make_pass_instance.
2222 (pass_list_node): Move structure from gcc-plugin.h.
2223 (added_pass_nodes): Move variable from plugin.c.
2224 (prev_added_pass_nodes): Move variable from plugin.c.
2225 (position_pass): New function.
2226 (register_pass): New function.
2228 2009-09-28 Easwaran Raman <eraman@google.com>
2230 * ifcvt.c (noce_try_abs): Recognize pattern and call
2231 expand_one_cmpl_abs_nojump.
2232 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2233 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2235 2009-09-28 Ian Lance Taylor <iant@google.com>
2238 * c-opts.c (c_common_handle_option): Don't set
2239 warn_jump_misses_init for -Wall.
2240 * doc/invoke.texi (Warning Options): Update documentation.
2242 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2244 * Makefile.in ($(out_object_file)): Depend on
2245 gt-$(basename $(notdir $(out_file))).h.
2247 2009-09-28 Richard Henderson <rth@redhat.com>
2249 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2250 * except.c (gen_eh_region): Set it.
2251 (duplicate_eh_regions_1): Copy it.
2252 * tree-eh.c (lower_resx): Use it to determine which function
2255 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2256 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2257 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2258 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2259 BUILT_IN_CXA_END_CLEANUP if necessary.
2261 * c-common.c (c_define_builtins): Update call to
2262 build_common_builtin_nodes.
2264 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2266 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2268 2009-09-28 Michael Matz <matz@suse.de>
2270 * builtins.c (interclass_mathfn_icode): New helper.
2271 (expand_builtin_interclass_mathfn): Use it here, and split folding
2273 (fold_builtin_interclass_mathfn): ... this new folder.
2274 (build_call_nofold_loc): New static helper.
2275 (build_call_nofold): New wrapper macro for above.
2276 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2277 (expand_builtin_pow): Ditto.
2278 (expand_builtin_memset_args): Ditto.
2279 (expand_builtin_printf): Ditto.
2280 (expand_builtin_fprintf): Ditto.
2281 (expand_builtin_sprintf): Ditto.
2282 (expand_builtin_memory_chk): Ditto.
2283 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2284 (expand_builtin_stpcpy): Ditto.
2285 (expand_builtin_strcmp): Ditto.
2286 (expand_builtin_strncmp): Ditto.
2287 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2288 (expand_builtin_strcpy_args): Don't call folders.
2289 (expand_builtin_memcmp): Ditto.
2290 (expand_builtin_strncpy): Ditto, and use target.
2291 (expand_builtin_memcpy): Ditto.
2292 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2293 expand_builtin_strpbrk, expand_builtin_memmove,
2294 expand_builtin_memmove_args, expand_builtin_bcopy,
2295 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2296 expand_builtin_strspn, expand_builtin_strcspn,
2297 expand_builtin_fputs): Remove these.
2298 (expand_builtin): Don't call the above, change calls to other
2299 expanders that changed prototype.
2300 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2301 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2302 fold_builtin_interclass_mathfn.
2303 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2304 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2306 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2307 * passes.c (init_optimization_passes): Move pass_fold_builtins
2308 after last phiopt pass.
2309 * tree-inline.c (fold_marked_statements): When folding builtins
2310 iterate over all instruction potentially generated.
2311 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2313 (fold_gimple_call): Use it to always fold calls (into potentially
2314 multiple instructions).
2315 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2316 calls into zero at this time.
2317 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2318 statements generated by builtin folding.
2320 2009-09-28 Nick Clifton <nickc@redhat.com>
2322 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2324 2009-09-28 Duncan Sands <baldrick@free.fr>
2326 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2327 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2328 (register_callback): Dispatch it.
2329 (invoke_plugin_callbacks): Incorporate in sanity check.
2330 * ggc.h (ggc_register_cache_tab): Add declaration.
2331 * ggc-common.c (ggc_register_root_tab): Simplify.
2332 (const_ggc_cache_tab_t): New typedef.
2333 (extra_cache_vec): New vector of dynamically added cache tables.
2334 (ggc_register_cache_tab): New function.
2335 (ggc_scan_cache_tab): New function.
2336 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2337 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2339 2009-09-27 Richard Henderson <rth@redhat.com>
2341 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2342 which we remove __builtin_stack_restore.
2344 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2346 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2347 to test for GRD_INVARIANT.
2348 (simple_rhs_p): Anything that's function_invariant_p is fine.
2350 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2352 * gengtype.c (main): Use plunge_files instead of plugin_output.
2354 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2355 Rafael Avila de Espindola <espindola@google.com>
2357 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2358 Don't print pch related info if it is false.
2359 (main): Don't print pch info in plugin mode.
2361 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2363 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2364 with dw_val_class_const_double.
2365 (struct dw_val_struct): Replace val_long_long with val_double and
2366 adjust for above change.
2367 (output_loc_operands): Likewise.
2368 (add_AT_long_long): Rename into...
2369 (add_AT_double): ...this.
2370 (print_die): Replace dw_val_class_long_long with
2371 dw_val_class_const_double and adjust.
2372 (attr_checksum): Likewise.
2373 (same_dw_val_p): Likewise.
2374 (size_of_die): Likewise.
2375 (value_format): Likewise.
2376 (output_die): Likewise.
2377 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2378 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2379 instead of add_AT_long_long.
2380 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2381 value with the precision of its type.
2383 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2386 * c-typeck.c (build_conditional_expr): Use the readonly and
2387 volatile flags of the operand types, not of the operands itself.
2389 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2391 * collect2.c (main): Look for -brtl before adding libraries.
2393 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2395 * config.gcc: Update OpenBSD targets.
2396 * config/openbsd-stdint.h: New file.
2397 * config/openbsd-libpthread.h: New file.
2398 * config/openbsd.h: Update and break out LIB_SPEC definition.
2399 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2400 * config/i386/openbsdelf.h: Correct types.
2401 * config/m68k/openbsd.h: Likewise.
2402 * config/mips/openbsd.h: Likewise.
2403 * config/vax/openbsd.h: Likewise.
2405 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2407 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2408 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2409 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2410 of the length and zero.
2412 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2414 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2415 (FLAGS_H): Add options.h $(REAL_H).
2416 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2417 (TREE_VECTORIZER_H): New.
2418 (EBITMAP_H): Renamed from EBIMAP_H.
2419 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2420 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2421 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2422 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2423 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2424 (graphite-clast-to-gimple.o, graphite-dependences.o)
2425 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2426 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2427 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2428 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2429 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2430 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2431 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2432 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2433 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2434 updated and fixed as per above changes and per
2435 check_makefile_deps.sh output.
2438 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2439 * configure: Regenerate.
2441 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2443 * doc/install.texi: Update minimum MPC version to 0.7.
2445 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2447 * doc/install.texi (Binaries): Remove reference to the binary
2448 distribution CD-ROM from the FSF.
2450 2009-09-26 Michael Matz <matz@suse.de>
2454 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2455 that are mentioned in the body.
2457 2009-09-26 Michael Matz <matz@suse.de>
2459 PR tree-optimization/41454
2460 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2461 (tree_ssa_dominator_optimize): Don't allocate and free it.
2462 (dom_opt_leave_block): Don't iterate over it.
2463 (eliminate_redundant_computations): Don't return a value.
2464 (cprop_operand, cprop_into_stmt): Ditto.
2465 (optimize_stmt): Don't defer updating stmts.
2467 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2469 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2470 generic_parameter_die, template_parameter_pack_die,
2471 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2472 renaming DW_TAG_formal_parameter_pack and
2473 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2474 and DW_TAG_GNU_template_parameter_pack.
2476 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2478 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2479 * config/v850/v850.c (v850_function_value): New function.
2480 (TARGET_FUNCTION_VALUE): Define.
2482 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2484 * tree-vect-stmts.c (vectorizable_call): Call
2485 mark_symbols_for_renaming after vect_finish_stmt_generation.
2487 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2488 to loc_descriptor_from_tree.
2489 (add_location_or_const_value_attribute): Pass 0 instead of 2
2490 for decl_by_reference_p decls.
2492 2009-09-25 Richard Guenther <rguenther@suse.de>
2495 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2498 2009-09-25 Ben Elliston <bje@au.ibm.com>
2500 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2503 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2505 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2506 form of instruction.
2508 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2511 * fold-const.c (const_binop): Handle complex int division.
2512 * tree-complex.c (expand_complex_div_straight,
2513 expand_complex_div_wide): Update comments.
2515 2009-09-24 DJ Delorie <dj@redhat.com>
2518 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2519 (reg_class): Likewise.
2520 (REG_CLASS_NAMES): Likewise.
2521 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2522 (m32c_override_options): Disable -fivopts for M32C.
2524 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2526 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2527 Delete VSX load/store with update support.
2528 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2529 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2533 (VStype_load_update): Ditto.
2534 (VStype_store_update): Ditto.
2535 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2536 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2538 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2539 load/store with update builtins.
2541 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2543 * libgcc2.c (L_trampoline): Prototype for getpagesize
2544 and mprotect in WINNT case.
2546 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2548 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2549 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2550 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2551 'outgoing' argument.
2552 (TARGET_FUNCTION_VALUE): Define.
2554 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2556 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2558 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2561 * common.opt: Initialize dwarf_strict to -1.
2562 * toplev.c (process_options): Catch unset dwarf_strict
2563 and set to 0 for all targets not overriding.
2564 * config/darwin.c (darwin_override_options): Catch unset
2565 dwarf_strict and override to 1.
2567 2009-09-24 Jeff Law <law@redhat.com>
2569 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2571 2009-09-24 Richard Guenther <rguenther@suse.de>
2573 PR tree-optimization/36143
2574 PR tree-optimization/38747
2575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2576 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2578 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2581 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2582 return false instead of gcc_unreachable (). For CONST return the
2583 value returned by recursive call instead of always returning true.
2584 (tree_add_const_value_attribute): Return the value returned by
2585 add_const_value_attribute instead of always returning true if rtl
2588 2009-09-23 Justin Seyster <jrseys@gmail.com>
2590 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2592 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2594 * cgraphunit.c (cgraph_lower_function): Revert last change.
2595 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2596 instead of DECL_NO_STATIC_CHAIN.
2597 * tree-cfg.c (verify_gimple_call): Likewise.
2598 * tree-nested.c (get_chain_decl, get_chain_field,
2599 convert_tramp_reference_op, convert_gimple_call): Likewise.
2600 (convert_all_function_calls): Likewise. Always set or clear
2601 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2602 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2603 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2605 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2606 DECL_NO_STATIC_CHAIN.
2607 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2608 instead of DECL_NO_STATIC_CHAIN.
2609 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2610 decl_function_context.
2611 * varasm.c (initializer_constant_valid_p): Likewise.
2612 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2613 (DECL_STATIC_CHAIN): ... this.
2614 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2615 instead of DECL_NO_STATIC_CHAIN.
2617 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2618 Rafael Avila de Espindola <espindola@google.com>
2620 * gengtype.c (nb_plugin_files): Make it unsigned to match
2621 num_gt_files. Adjust other variables to avoid warnings.
2622 (main): Allocate an all zero lang_bitmap before each plugin file name
2623 to match regular file names.
2625 2009-09-23 Richard Henderson <rth@redhat.com>
2627 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2628 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2629 static chain passed in memory.
2630 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2631 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2632 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2633 STATIC_CHAIN_REGNUM defined.
2635 * config/picochip/picochip-protos.h: s/class/klass/.
2636 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2637 (picochip_static_chain): New.
2638 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2639 (STATIC_CHAIN_INCOMING): Remove.
2641 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2642 (xtensa_static_chain): New.
2643 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2644 (STATIC_CHAIN_INCOMING): Remove.
2646 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2648 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2649 * config/pa/pa-protos.h (function_value): Remove.
2650 * config/pa/pa.c (pa_function_value): Rename from function_value.
2651 Make static, add 'outgoing' argument.
2652 (TARGET_FUNCTION_VALUE): Define.
2654 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2656 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2657 instead of cfun->machine->is_leaf.
2658 * config/avr/avr.h (machine_function): Remove is_leaf field.
2660 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2663 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2664 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2665 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2666 the same size, prefer DW_OP_stack_value.
2667 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2668 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2670 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2673 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2675 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2678 * cfgexpand.c (convert_debug_memory_address): New.
2679 (expand_debug_expr): Convert base address and offset to the same
2680 mode. Use it to convert addresses to other modes. Accept
2683 2009-09-23 Richard Guenther <rguenther@suse.de>
2685 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2686 produced for bigendian targets with promoted subregs.
2688 2009-09-23 Richard Guenther <rguenther@suse.de>
2690 * value-prof.c (gimple_ic): Purge old EH edges only after building
2693 2009-09-23 Nick Clifton <nickc@redhat.com>
2695 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2697 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2700 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2703 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2704 on non-nested functions.
2706 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2707 Jan Hubicka <jh@suse.cz>
2709 * dwarf2out.c (loc_list_plus_const): Only define if
2710 DWARF2_DEBUGGING_INFO.
2711 (address_of_int_loc_descriptor): Likewise.
2714 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2716 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2719 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2720 constant is more than zero.
2722 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2725 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2726 call final to emit non-scheduled prologue, instead insert at entry.
2728 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2729 Joseph S. Myers <joseph@codesourcery.com>
2731 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2733 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2734 Rafael Avila de Espindola <espindola@google.com>
2736 * gengtype.c (is_file_equal): New function.
2737 (close_output_files): Use is_file_equal. Free of->buf.
2739 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2740 Rafael Avila de Espindola <espindola@google.com>
2742 * gengtype.c (write_types, write_local): Add the output_header
2743 argument. Update all callers.
2745 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2747 * dwarf2out.c (template_parameter_pack_die,
2748 gen_formal_parameter_pack_die ): New functions.
2749 (make_ith_pack_parameter_name): Remove this function.
2750 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2751 DW_TAG_formal_parameter_pack.
2752 (gen_generic_params_dies): Represent each template parameter pack
2753 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2754 represented by usual DW_TAG_template_*_parameter DIEs that are
2755 children of the DW_TAG_template_parameter_pack element DIE.
2756 (generic_parameter_die): This doesn't deal with parameter pack
2757 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2758 of parameter pack DIEs.
2759 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2760 in certain cases, e.g. for pack elements.
2761 (gen_formal_types_die, gen_decl_die): Adjust usage of
2762 gen_formal_parameter_die.
2763 (gen_subprogram_die): Represent each function parameter pack by a
2764 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2765 represented by usual DW_TAG_formal_parameter DIEs that are children
2766 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2767 ____builtin_va_alist decls as no part of the compiler uses those
2769 * langhooks.h (struct lang_hooks_for_decls): Add
2770 function_parm_expanded_from_pack_p, get_generic_function_decl
2771 and function_parameter_pack_p hooks. Fix comment for
2772 get_innermost_generic_parms hook.
2773 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2774 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2775 macros and use them to initialize lang_hook.
2777 2009-09-22 Richard Henderson <rth@redhat.com>
2779 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2780 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2781 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2782 on TRAMPOLINE_TEMPLATE.
2783 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2784 TRAMPOLINE_ADJUST_ADDRESS.
2785 * targhooks.c (default_asm_trampoline_template): Remove.
2786 (default_trampoline_adjust_address): Remove.
2787 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2788 * targhooks.h: Update decls.
2790 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2792 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2793 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2794 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2796 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2799 * reload1.c (reload): Reset debug insns with pseudos without
2802 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2804 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2805 unconditional true for decimal float modes.
2806 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2807 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2809 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2811 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2812 Enable a new case for __FreeBSD__ >= 7.
2813 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2814 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2815 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2816 and USE_LD_AS_NEEDED.
2818 * doc/install.texi (*-*-freebsd*): Update target information.
2820 2009-09-22 Richard Guenther <rguenther@suse.de>
2823 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2824 arrays really properly.
2826 2009-09-22 Richard Henderson <rth@redhat.com>
2829 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2830 calls.static_chain, calls.trampoline_init,
2831 calls.trampoline_adjust_address.
2832 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2833 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2834 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2835 * builtins.c (expand_builtin_setjmp_receiver): Use
2836 targetm.calls.static_chain; only clobber registers.
2837 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2838 set up memory attributes properly for the trampoline block.
2839 (expand_builtin_adjust_trampoline): Use
2840 targetm.calls.trampoline_adjust_address.
2841 * calls.c (prepare_call_address): Add fndecl argument. Use
2842 targetm.calls.static_chain.
2843 * df-scan.c (df_need_static_chain_reg): Remove.
2844 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2845 consolodate static chain handling.
2846 * doc/tm.texi: Document new hooks.
2847 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2848 (init_emit_regs): Don't initialize them.
2849 * expr.h (prepare_call_address): Update decl.
2850 * final.c (profile_function): Use targetm.calls.static_chain.
2851 * function.c (expand_function_start): Likewise.
2852 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2853 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2854 only clobber registers.
2855 * targhooks.c (default_static_chain): New.
2856 (default_asm_trampoline_template, default_trampoline_init): New.
2857 (default_trampoline_adjust_address): New.
2858 * targhooks.h: Declare them.
2859 * varasm.c (assemble_trampoline_template): Use
2860 targetm.asm_out.trampoline_template. Make the memory block const
2863 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2864 alpha_initialize_trampoline. Make static. Merge VMS parameter
2865 differences into the TARGET_ABI_OPEN_VMS code block.
2866 (TARGET_TRAMPOLINE_INIT): New.
2867 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2868 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2869 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2870 (INITIALIZE_TRAMPOLINE): Remove.
2872 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2873 (TRAMPOLINE_TEMPLATE): Merge with ...
2874 (INITIALIZE_TRAMPOLINE): ... this and move ...
2875 * config/arc/arc.c (arc_trampoline_init): ... here.
2876 (TARGET_TRAMPOLINE_INIT): New.
2878 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2879 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2880 (arm_asm_trampoline_template): New.
2881 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2882 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2883 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2884 code to arm_asm_trampoline_template.
2885 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2886 arm_trampoline_adjust_address.
2887 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2888 adjust for target hook parameters.
2890 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2893 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2894 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2895 (bfin_trampoline_init): Rename from initialize_trampoline;
2896 make static; update for target hook parameters.
2897 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2898 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2899 bfin_asm_trampoline_template.
2900 (INITIALIZE_TRAMPOLINE): Remove.
2902 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2903 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2904 cris_trampoline_init): New.
2905 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2906 cris_asm_trampoline_template.
2907 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2908 adjust for target hook parameters.
2910 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2912 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2913 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2914 fr30_trampoline_init): New.
2915 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2916 fr30_asm_trampoline_template.
2917 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2918 adjust for target hook parameters.
2920 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2921 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2922 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2923 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2924 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2926 * config/h8300/h8300.c (h8300_trampoline_init): New.
2927 (TARGET_TRAMPOLINE_INIT): New.
2928 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2929 to h8300_trampoline_init and adjust for hook parameters.
2931 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2932 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2933 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2934 make static; adjust for hook parameters.
2935 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2937 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2938 (TARGET_TRAMPOLINE_INIT): New.
2939 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2940 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2941 iq2000_asm_trampoline_template.
2942 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2943 (TRAMPOLINE_CODE_SIZE): New.
2944 (TRAMPOLINE_SIZE): Use it.
2945 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2947 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2948 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2949 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2950 adjust for hook parameters.
2951 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2953 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2954 (m32r_trampoline_init): New.
2955 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2956 m32r_trampoline_init.
2958 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2959 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2960 make static; update for hook parameters.
2961 * config/m68hc11/m68hc11-protos.h: Update.
2962 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2964 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2965 (TARGET_TRAMPOLINE_INIT): New.
2966 (mcore_function_value): Fix typo.
2967 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2968 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2969 to mcore_asm_trampoline_template.
2970 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2972 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2973 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2974 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2975 update for hook parameters.
2976 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2978 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2979 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2980 mips_trampoline_init): New.
2981 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2982 mips_asm_trampoline_template.
2983 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2984 update for hook parameters.
2986 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2987 (TARGET_TRAMPOLINE_INIT): New.
2988 (mmix_trampoline_size): Remove.
2989 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2990 make static. Remove out-of-date tetra vs octa comment.
2991 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2992 make static; update for hook parameters.
2993 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2994 (INITIALIZE_TRAMPOLINE): Remove.
2995 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2996 (TRAMPOLINE_ALIGNMENT): New.
2997 * gcc/config/mmix/mmix-protos.h: Update.
2999 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3000 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3001 mn10300_trampoline_init): New.
3002 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3003 mn10300_asm_trampoline_template.
3004 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3006 * config/moxie/moxie.c (moxie_static_chain,
3007 moxie_asm_trampoline_template, moxie_trampoline_init,
3008 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3009 TARGET_TRAMPOLINE_INIT): New.
3010 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3011 moxie_trampoline_init.
3012 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3013 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3015 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3016 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3017 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3018 pa_trampoline_adjust_address): New.
3019 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3020 pa_asm_trampoline_template.
3021 (TRAMPOLINE_ALIGNMENT): New.
3022 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3023 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3024 adjust for hook parameters.
3025 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3027 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3028 (TARGET_TRAMPOLINE_INIT): New.
3029 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3030 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3032 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3034 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3035 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3036 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3037 make static; adjust parameters for the hook.
3038 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3040 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3041 s390_trampoline_template; make static.
3042 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3043 make static; adjust for target hook.
3044 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3045 * config/s390/s390-protos.h: Remove trampoline decls.
3046 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3047 (TRAMPOLINE_TEMPLATE): Remove.
3048 (TRAMPOLINE_ALIGNMENT): New.
3050 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3051 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3052 (TARGET_TRAMPOLINE_INIT): New.
3053 (score_asm_trampoline_template): New.
3054 (score_trampoline_init): Rename from score_initialize_trampoline;
3055 make static; adjust for hook parameters.
3056 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3057 score[37]_asm_trampoline_template.
3058 (INITIALIZE_TRAMPOLINE): Remove.
3059 * config/score/score3.c (score3_asm_trampoline_template): New.
3060 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3061 adjust for target hook.
3062 * config/score/score7.c (score7_asm_trampoline_template): New.
3063 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3064 adjust for target hook.
3065 * config/score/score3.h, config/score/score7.h: Update.
3067 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3068 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3069 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3070 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3071 make static; adjust for target hook parameters.
3072 (sh_trampoline_adjust_address): New.
3073 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3074 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3076 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3077 (sparc32_initialize_trampoline): Rename from
3078 sparc_initialize_trampoline; make static; replace tramp parameter
3079 with m_tramp and update memory accesses.
3080 (sparc64_initialize_trampoline): Similarly.
3081 (sparc_trampoline_init): New.
3082 * config/sparc/sparc-protos.h: Remove trampoline decls.
3083 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3084 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3086 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3087 (array_to_constant): Make ARR parameter const.
3088 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3089 make static; update for hook parameters.
3090 * config/spu/spu-protos.h: Update decls.
3091 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3093 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3094 from xstormy16_initialize_trampoline; make static; update for
3096 (TARGET_TRAMPOLINE_INIT): New.
3097 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3099 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3100 (TARGET_TRAMPOLINE_INIT): New.
3101 (v850_can_eliminate): Make static.
3102 (v850_asm_trampoline_template, v850_trampoline_init): New.
3103 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3104 v850_asm_trampoline_template.
3105 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3106 and adjust for target hook parameters.
3108 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3109 (TARGET_TRAMPOLINE_INIT): New.
3110 (vax_asm_trampoline_template, vax_trampoline_init): New.
3111 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3112 vax_asm_trampoline_template.
3113 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3115 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3116 (TARGET_TRAMPOLINE_INIT): New.
3117 (xtensa_asm_trampoline_template): Rename from
3118 xtensa_trampoline_template; make static.
3119 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3120 make static; update for hook parameters.
3121 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3122 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3123 (INITIALIZE_TRAMPOLINE): Remove.
3125 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3126 error for nested functions with regparm=3.
3127 (ix86_compute_frame_layout): Adjust frame pointer offset for
3128 ix86_static_chain_on_stack.
3129 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3130 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3131 don't reset to UNITS_PER_WORD.
3132 (ix86_emit_leave): Adjust ix86_cfa_state.
3133 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3134 (ix86_static_chain): New.
3135 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3136 make static; update for target hook parameters; use ix86_static_chain.
3137 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3138 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3139 (INITIALIZE_TRAMPOLINE): Remove.
3140 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3141 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3142 to the end. Add static_chain_on_stack.
3143 (ix86_static_chain_on_stack): New.
3145 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3146 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3147 (m68k_trampoline_init): New.
3148 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3149 m68k_trampoline_init and adjust for hook parameters.
3150 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3151 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3153 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3155 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3156 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3158 * reload1.c (reload): Call wrap_constant when substituting
3159 reg for equiv inside of DEBUG_INSNs.
3162 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3163 add_call_src_coords_attributes, add_high_low_attributes,
3164 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3165 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3166 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3167 when -gdwarf-2 -gstrict-dwarf.
3168 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3169 -gdwarf-[23] -gstrict-dwarf.
3170 (address_of_int_loc_descriptor, loc_descriptor,
3171 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3172 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3173 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3175 2009-09-22 Richard Guenther <rguenther@suse.de>
3177 PR tree-optimization/41428
3178 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3179 (ccp_finalize): Pass it to substitute_and_fold.
3181 2009-09-22 Richard Guenther <rguenther@suse.de>
3183 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3184 (substitute_and_fold): Adjust prototype.
3185 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3186 (simplify_stmt_using_ranges): Likewise.
3187 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3188 (vrp_fold_stmt): New function.
3189 (vrp_finalize): Pass it to substitute_and_fold.
3190 * tree-flow.h (vrp_evaluate_conditional): Remove.
3191 (simplify_stmt_using_ranges): Likewise.
3192 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3193 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3194 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3196 (fold_predicate_in): Move to tree-vrp.c.
3197 (substitute_and_fold): Use the callback instead of calling into
3198 tree-vrp.c functions directly.
3200 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3202 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3203 comparison warning on rs6000.
3206 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3207 GIMPLE_EH_MUST_NOT_THROW cleanup.
3208 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3210 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3213 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3214 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3215 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3216 libSystem which is derived from the gcc 4.2.1 unwinder.
3218 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3221 * varasm.c (default_encode_section_info): Copy TLS model into
3222 sym_ref flags regardless of backend support for TLS, for all
3223 model types except TLS_MODEL_EMULATED.
3225 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3228 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3229 we can handle it correctly.
3231 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3233 * doc/install.texi (os2): Remove section.
3235 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3237 * doc/standards.texi (Objective-C): Adjust two URLs.
3239 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3241 * tree-tailcall.c (process_assignment): Don't check if a
3242 multiplication or an addition are already present.
3243 (find_tail_calls): Combine multiple additions and multiplications.
3244 (adjust_accumulator_values): Emit accumulators.
3246 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3248 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3249 xmm register restore.
3251 2009-09-21 Jan Hubicka <jh@suse.cz>
3253 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3254 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3257 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3259 * stor-layout.c (layout_type): Remove obsolete code.
3261 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3264 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3266 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3269 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3270 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3271 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3272 * fold-const.c (const_binop): Likewise.
3273 * real.h (do_mpc_arg2): Update prototype.
3275 2009-09-20 Jan Hubicka <jh@suse.cz>
3277 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3278 (add_location_or_const_value_attribute): Rewrite using
3280 (tree_add_const_value_attribute): Return true if successful.
3281 (tree_add_const_value_attribute_for_decl): Likewise.
3283 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3284 (loc_descriptor): ... here;
3285 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3286 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3287 pool items that was not marked for output.
3288 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3289 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3290 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3291 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3292 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3293 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3294 DW_OP_stack_value to get address of items that are not available
3296 (dw_loc_list): Handle single element lists correctly.
3298 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3299 Pascal Obry <obry@adacore.com>
3301 * unwind-dw2-fde.c (classify_object_over_fdes):
3302 Cast the constant 1 to _Unwind_Ptr.
3303 (add_fdes): Likewise.
3304 (linear_search_fdes): Likewise.
3306 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3308 * stor-layout.c (set_sizetype): Avoid useless type copy.
3310 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3312 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3314 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3315 * configure, config.in: Regenerate.
3316 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3318 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3319 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3320 for global data if the output could be used in a shared library.
3321 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3322 to 0 if TARGET_WRITABLE_EH_FRAME.
3324 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3326 PR rtl-optimization/39886
3327 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3328 just when insn is equal to BB_END (bb).
3330 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3332 * config/mips/mips.opt (mrelax-pic-calls): New option.
3333 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3335 (mips_unspec_call): Change "unspec_call" expander into this.
3336 (mips_strip_unspec_call): New function.
3337 (mips_got_load): Call mips_unspec_call instead of
3338 gen_unspec_call<mode>.
3339 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3341 (mips_cfg_in_reorg): New function.
3342 (mips16_lay_out_constants): Use it to decide whether to call
3343 CFG-aware insn splitting.
3344 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3345 mips_reorg. Move DF set-up code from here ...
3346 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3348 (mips_reorg): Call mips_df_reorg instead of
3349 r10k_insert_cache_barriers. Move CFG set-up code here from
3350 r10k_insert_cache_barriers.
3351 (mips_call_expr_from_insn): New function.
3352 (mips_pic_call_symbol_from_set): Likewise.
3353 (mips_find_pic_call_symbol): Likewise.
3354 (mips_annotate_pic_call_expr): Likewise.
3355 (mips_get_pic_call_symbol): Likewise.
3356 (mips_annotate_pic_calls): Likewise.
3357 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3359 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3360 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3361 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3363 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3364 (unspec_call<mode>): Remove it.
3365 (sibcall_internal, sibcall_value_internal,
3366 sibcall_value_multiple_internal, call_internal, call_split,
3367 call_value_internal, call_value_split,
3368 call_value_multiple_internal, call_value_multiple_split): Pass
3369 SIZE_OPNO to MIPS_CALL.
3370 (call_internal_direct, call_direct_split,
3371 call_value_internal_direct, call_value_direct_split): Pass -1 as
3372 SIZE_OPNO to MIPS_CALL.
3373 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3374 * configure: Regenerate.
3375 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3376 and -mno-relax-pic-calls.
3377 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3379 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3382 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3383 in the directory this rule is called from, rather than the
3384 toplevel 'gcc' directory, to fix in-tree build.
3386 2009-09-19 Chris Demetriou <cgd@google.com>
3388 PR preprocessor/28435:
3389 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3390 to cpplib that the preprocessor output is needed.
3392 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3394 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3395 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3396 *return_and_restore_fpregs_<mode>,
3397 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3400 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3401 instead of assuming it has always a REG inside of it.
3403 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3405 * config/freebsd.h: Update comment on types.
3406 (WINT_TYPE): Define.
3408 2009-09-18 Jason Merrill <jason@redhat.com>
3410 * c.opt: Add -fno-deduce-init-list.
3412 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3414 * value-prof.c (interesting_stringop_to_profile_p): Added output
3415 argument to indicate which parameter is the size parameter.
3416 * value-prof.c (gimple_stringop_fixed_value): Use
3417 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3418 * value-prof.c (gimple_stringops_transform): Update call sites to
3419 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3421 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3424 From David Binderman <dcb314@hotmail.com>:
3425 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3426 local variable f. Remove stale comments.
3427 (ix86_compute_frame_layout): Remove useless local variable total_size.
3428 Remove #if 0'd code.
3429 (legitimate_address_p): Remove useless local variables
3430 reason_rtx and reason.
3431 (ix86_split_copysign_const): Remove useless local variable op1.
3432 (scale_counter): Remove useless local variable piece_size_mask.
3434 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3436 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3439 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3442 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3444 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3446 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3449 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3451 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3452 DW_OP_implicit_value even without dwarf_version 4.
3454 2009-09-17 Jan Hubicka <jh@suse.cz>
3456 * dwarf2out.c: Include tree-pass.h and gimple.h.
3457 (loc_list_plus_const): New function.
3458 (loc_descriptor_from_tree_1): Rename to ...
3459 (loc_descriptor_from_tree): ... remove original.
3460 (loc_list_from_tree): New function.
3461 (add_AT_location_description): Accept location list.
3462 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3463 (concatn_mem_loc_descriptor): Remove.
3464 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3466 (secname_for_decl): Move up.
3467 (hidden_reference_p): New function; break out from ...
3468 (loc_by_refernece): ... here; move up.
3469 (dw_loc_list): New function.
3470 (single_element_loc_list): New function.
3471 (single_element_loc_list_p): New function.
3472 (add_loc_descr_to_each): New function.
3473 (add_loc_list): New function.
3474 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3475 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3476 add diagnostics why expansion failed.
3477 (add_location_or_const_value_attribute): Support location lists.
3478 (add_bound_info): Likewise.
3479 (descr_info_loc): Update call of loc_descriptor_from_tree.
3480 (gen_variable_die): Work on location lists.
3481 * final.c (pass_final): Add dump file.
3482 * Makefile.in (dwarf2out.o): Add new dependencies.
3484 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3487 * real.c decimal_from_integer, decimal_integer_string): New.
3488 (real_from_integer): Use them as special case for decimal float.
3489 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3490 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3491 Do not append zero after the decimal point in string to convert.
3493 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3495 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3496 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3498 2009-09-17 Martin Jambor <mjambor@suse.cz>
3500 * common.opt (fipa-sra): New switch.
3501 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3502 * timevar.def (TV_IPA_SRA): New timevar.
3503 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3504 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3505 * tree-sra.c: Include cgraph.c.
3506 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3507 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3508 and grp_not_necessarilly_dereferenced.
3509 (func_param_count): New variable.
3510 (encountered_apply_args): New variable.
3511 (bb_dereferences): New variable.
3512 (final_bbs): New variable.
3513 (no_accesses_representant): New variable.
3514 (no_accesses_p): New function.
3515 (dump_access): Dump the new fields.
3516 (sra_initialize): Set encountered_apply_args to false.
3517 (get_ssa_base_param): New function.
3518 (mark_parm_dereference): New function.
3519 (create_access): Caring for INIDRECT_REFs and different handling of
3520 varialble length accesses in early IPA SRA. Store the stmt - a new
3521 parameter - to the new access.
3522 (build_access_from_expr_1): New parameter stmt, passed to
3523 create_access. Handle INDIRECT_REFs.
3524 (build_access_from_expr): Pass the current statement to
3525 build_access_from_expr_1.
3526 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3528 (build_accesses_from_assign): Pass the current statement to
3529 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3530 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3531 final_bbs when necessary. Check for calls to __builtin_apply_args.
3532 Fixup EH info if anythng was changed.
3533 (is_unused_scalar_param): New function.
3534 (ptr_parm_has_direct_uses): New function.
3535 (find_param_candidates): New function.
3536 (mark_maybe_modified): New function.
3537 (analyze_modified_params): New function.
3538 (propagate_dereference_distances): New function.
3539 (dump_dereferences_table): New function.
3540 (analyze_caller_dereference_legality): New function.
3541 (unmodified_by_ref_scalar_representative): New function.
3542 (splice_param_accesses): New function.
3543 (decide_one_param_reduction): New function.
3544 (enum ipa_splicing_result): New type.
3545 (splice_all_param_accesses): New function.
3546 (get_param_index): New function.
3547 (turn_representatives_into_adjustments): New function.
3548 (analyze_all_param_acesses): New function.
3549 (get_replaced_param_substitute): New function.
3550 (get_adjustment_for_base): New function.
3551 (replace_removed_params_ssa_names): New function.
3552 (sra_ipa_reset_debug_stmts): New function.
3553 (sra_ipa_modify_expr): New function.
3554 (sra_ipa_modify_assign): New function.
3555 (convert_callers): New function.
3556 (modify_function): New function.
3557 (ipa_sra_preliminary_function_checks): New function.
3558 (ipa_early_sra): New function.
3559 (ipa_early_sra_gate): New function.
3560 (pass_early_ipa_sra): New variable.
3561 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3563 2009-09-17 Michael Matz <matz@suse.de>
3566 * tree.c (build_type_attribute_qual_variant): Export.
3567 * tree.h (build_type_attribute_qual_variant): Declare.
3568 * tree-inline.c (remap_type_1): Use it to build variants with
3569 the original qualifiers and attributes.
3571 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3573 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3574 without a fallthrough edge.
3576 2009-09-16 DJ Delorie <dj@redhat.com>
3578 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3579 chip and ignore the "fast_interrupt" attribute if so.
3581 2009-09-16 Richard Henderson <rth@redhat.com>
3584 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3587 2009-09-16 Richard Henderson <rth@redhat.com>
3590 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3591 is set only if DECL_NO_STATIC_CHAIN is unset.
3592 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3593 (FOR_EACH_NEST_INFO): New.
3594 (walk_all_functions): Use it.
3595 (finalize_nesting_tree): Likewise.
3596 (unnest_nesting_tree): Likewise.
3597 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3598 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3599 (convert_gimple_call): Early out if gimple_call_chain already set.
3600 (convert_all_function_calls): Iterate until no new functions
3601 require a static chain.
3602 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3603 when building a trampoline. Use dump_function_to_file instead
3605 (lower_nested_functions): Open dump_file. Validate that decls
3606 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3607 bit reset by this pass.
3609 2009-09-16 Michael Matz <matz@suse.de>
3612 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3613 shorten decl_common_unused.
3614 (DECL_RESTRICTED_P): New accessor.
3615 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3616 to disambiguate marked decls and restrict pointers.
3618 2009-09-16 Richard Henderson <rth@redhat.com>
3621 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3623 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3625 * integrate.c (set_block_abstract_flags): Call
3626 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3628 2009-09-16 Richard Guenther <rguenther@suse.de>
3631 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3634 2009-09-16 DJ Delorie <dj@redhat.com>
3635 Kaz Kojima <kkojima@gcc.gnu.org>
3637 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3638 (sh_expand_prologue): Update calls to output_stack_adjust.
3639 (sh_expand_epilogue): Likewise.
3641 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3644 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3645 trying to limit the extent of searches in the insn stream.
3647 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3648 Jakub Jelinek <jakub@redhat.com>
3652 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3654 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3655 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3656 (rs6000_savres_strategy): Always save FP registers inline if the
3657 target doesn't support hardware double-precision. Set the above
3658 bits in return value when needed.
3659 (rs6000_savres_routine_sym): Fix computation for cache selector.
3660 Mark the generated symbol as a function. Rename exitp argument to
3661 lr. Move code for determining the name of the symbol...
3662 (rs6000_savres_routine_name): ...here. New function. Add cases for
3663 getting the names right on AIX and 64-bit Linux.
3664 (savres_routine_name): New variable.
3665 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3666 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3667 on what the target routine uses as a base register. If savep && lr
3668 describe saving of r0 into memory slot.
3669 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3670 line calls for AIX ABI.
3671 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3672 determine FP save/restore functions.
3673 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3674 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3676 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3677 Duplicate restoration of LR and execute the appropriate one
3678 depending on whether GPRs are being restored inline. Set r11 from
3679 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3680 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3681 Fix out of line calls for AIX ABI.
3682 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3684 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3686 (*restore_gpregs_spe): Likewise.
3687 (*return_and_restore_gpregs_spe): Likewise.
3688 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3689 Define to empty string unconditionally.
3690 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3691 Define to empty string unconditionally.
3692 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3695 2009-09-15 Jan Hubicka <jh@suse.cz>
3697 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3698 * params.def (inline-insns-auto): Likewise.
3700 2009-09-15 Martin Jambor <mjambor@suse.cz>
3702 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3703 individual statements only at TDF_DETAILS dump level. Format
3704 source for 80 characters per line.
3706 2009-09-15 Christian Bruel <christian.bruel@st.com>
3708 * regrename.c (do_replace): Update REG_DEAD notes.
3710 2009-09-15 Revital Eres <eres@il.ibm.com>
3712 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3713 * targhooks.c (default_builtin_support_vector_misalignment):
3714 New builtin function.
3715 * targhooks.h (default_builtin_support_vector_misalignment):
3717 * target.h (builtin_support_vector_misalignment):
3718 New field in struct gcc_target.
3719 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3720 new builtin function.
3721 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3723 * config/rs6000/rs6000.c
3724 (rs6000_builtin_support_vector_misalignment): New function.
3725 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3727 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3729 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3731 (bfin_optimize_loop): Likewise.
3732 (bfin_gen_bundles): Likewise.
3733 (workaround_speculation): Likewise.
3734 (find_load): Return NULL_RTX for debug_insn.
3736 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3738 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3741 2009-09-14 DJ Delorie <dj@redhat.com>
3743 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3744 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3747 2009-09-14 Richard Henderson <rth@redhat.com>
3748 Jakub Jelinek <jakub@redhat.com>
3750 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3751 * cfgbuild.c (make_edges): Handle asm goto.
3752 * cfglayout.c (fixup_reorder_chain): Likewise.
3753 * cfgrtl.c (patch_jump_insn): Likewise.
3754 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3755 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3756 (gimple_build_asm_vec): Add and use labels parameter.
3757 (gimple_build_asm): Remove.
3758 (walk_gimple_asm): Walk labels too.
3759 * gimple.def (GIMPLE_ASM): Update docs.
3760 * gimple.h: Update decls.
3761 (struct gimple_statement_asm): Change nc to use unsigned char;
3763 (gimple_asm_nlabels): New.
3764 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3765 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3766 into gimple_build_asm_vec.
3767 * jump.c (mark_jump_label_asm): New.
3768 (mark_jump_label): Use it.
3769 (redirect_jump_1): Handle asm goto.
3770 (invert_jump_1): Soft fail if X is null.
3771 * recog.c (extract_asm_operands): New.
3772 (asm_noperands): Use it; handle asm labels.
3773 (decode_asm_operands): Use extract_asm_operands.
3774 (asm_operand_ok): Properly handle empty string.
3775 * reg-stack.c (get_asm_operands_in_out): Rename from
3776 get_asm_operand_n_inputs; use extract_asm_operands; return both
3777 inputs and outputs by reference; update all callers.
3778 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3779 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3780 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3781 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3782 (extract_asm_operands): Declare.
3783 * stmt.c (expand_asm_operands): Add and use labels parameter.
3784 (check_unique_operand_names): Likewise.
3785 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3786 (expand_asm_stmt): Handle asm labels.
3787 * tree-cfg.c (make_gimple_asm_edges): New.
3788 (make_edges): Use it.
3789 (cleanup_dead_labels): Handle asm labels.
3790 (is_ctrl_altering_stmt): Likewise.
3791 (gimple_redirect_edge_and_branch): Likewise.
3792 * tree.def (ASM_EXPR): Add 5th operand.
3793 * tree.h (ASM_LABELS): New.
3794 (resolve_asm_operand_names): Update decl.
3796 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3797 (c_parser_asm_goto_operands): New.
3798 * c-tree.h (build_asm_expr): Update decl.
3799 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3800 * doc/extend.texi: Document asm goto.
3802 2009-09-14 Richard Henderson <rth@redhat.com>
3804 * except.h: Update declarations.
3805 (struct pointer_map_t): Forward declare.
3806 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3807 (struct eh_landing_pad_d, eh_landing_pad): New.
3808 (struct eh_catch_d, eh_catch): New.
3809 (struct eh_region_d): Remove next_region_sharing_label, aka,
3810 label, tree_label, landing_pad, post_landing_pad, resume,
3811 may_contain_throw. Rename region_number to index. Remove
3812 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3813 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3814 (VEC(eh_landing_pad,gc)): New.
3815 (struct eh_status): Remove last_region_number. Add lp_array,
3816 throw_stmt_table, ttype_data, ehspec_data.
3817 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3818 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3819 * except.c (lang_protect_cleanup_actions): Return tree.
3820 (struct ehl_map_entry): Remove.
3821 (init_eh_for_function): Push zero entries for region and lp_array.
3822 (gen_eh_region): Add to region_array immediately.
3823 (gen_eh_region_catch): Operate on eh_catch objects.
3824 (gen_eh_landing_pad): New.
3825 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3826 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3827 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3828 (get_eh_landing_pad_from_number_fn): New.
3829 (get_eh_landing_pad_from_number): New.
3830 (get_eh_region_from_lp_number_fn): New.
3831 (get_eh_region_from_lp_number): New.
3832 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3833 (get_exception_pointer, get_exception_filter): Remove.
3834 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3835 (current_function_has_exception_handlers): Simplify.
3836 (bring_to_root, eh_region_replaceable_by_p): Remove.
3837 (replace_region, hash_type_list, hash_eh_region): Remove.
3838 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3839 (label_to_region_map, num_eh_regions): Remove.
3840 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3841 (find_exception_handler_labels): Remove.
3842 (duplicate_eh_regions_0, find_prev_try): Remove.
3843 (struct duplicate_eh_regions_data): New.
3844 (duplicate_eh_regions_1): Rewrite.
3845 (duplicate_eh_regions): Return a pointer map instead of an
3847 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3848 (redirect_eh_edge_to_label): Remove.
3849 (eh_region_outermost): Rewrite using eh_region pointers
3850 instead of integers.
3851 (add_ttypes_entry): Update for ttype_data move to eh_status.
3852 (add_ehspec_entry): Rewrite with VEC instead of varray.
3853 (assign_filter_values): Likewise. Export.
3854 (build_post_landing_pads, connect_post_landing_pads): Remove.
3855 (dw2_build_landing_pads): Rewrite to use lp_array.
3856 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3857 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3858 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3859 (sjlj_mark_call_sites): Update for landing pad numbers.
3860 (finish_eh_generation): Rewrite.
3861 (gate_handle_eh): Do nothing for no eh tree.
3862 (pass_rtl_eh): Move up near finish_eh_generation.
3863 (remove_eh_landing_pad): New.
3864 (remove_eh_handler): Export.
3865 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3866 (for_each_eh_label): Rewrite to use lp_array.
3867 (make_reg_eh_region_note): New.
3868 (make_reg_eh_region_note_nothrow_nononlocal): New.
3869 (insn_could_throw_p): New.
3870 (copy_reg_eh_region_note_forward): New.
3871 (copy_reg_eh_region_note_backward): New.
3872 (check_handled, add_reachable_handler): Remove.
3873 (reachable_next_level, foreach_reachable_handler): Remove.
3874 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3875 (get_eh_region_and_lp_from_rtx): New.
3876 (get_eh_region_from_rtx): New.
3877 (can_throw_internal_1, can_throw_external_1): Remove.
3878 (can_throw_internal): Use get_eh_region_from_rtx.
3879 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3880 (insn_nothrow_p, can_nonlocal_goto): New.
3881 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3882 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3883 (add_action_record): Use VEC not varray.
3884 (collect_one_action_chain): Update for eh_region changes.
3885 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3886 Use get_eh_region_and_lp_from_rtx.
3887 (gate_convert_to_eh_region_ranges): New.
3888 (pass_convert_to_eh_region_ranges): Use it.
3889 (push_uleb128, push_sleb128): Use VEC not varray.
3890 (output_one_function_exception_table): Likewise.
3891 (dump_eh_tree): Update for eh_region changes.
3892 (verify_eh_tree): Likewise.
3893 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3894 * tree-eh.c: Include target.h.
3895 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3896 Don't disallow GIMPLE_RESX; adjust argument check.
3897 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3898 (record_stmt_eh_region): Update for landing pad numbers;
3899 generate a landing pad if necessary.
3900 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3901 (remove_stmt_from_eh_lp_fn): Similarly.
3902 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3903 Update for lp numbers; don't special case missing throw_stmt_table.
3904 (lookup_expr_eh_lp): Similarly.
3905 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3906 (eh_seq, eh_region_may_contain_throw): New.
3907 (struct leh_state): Add ehp_region.
3908 (struct leh_tf_state): Remove eh_label.
3909 (emit_post_landing_pad): New.
3910 (emit_resx, emit_eh_dispatch): New.
3911 (note_eh_region_may_contain_throw): New.
3912 (frob_into_branch_around): Take eh_region not eh label;
3913 emit eh code into eh_seq.
3914 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3915 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3916 lower_eh_must_not_throw. Emit code to eh_seq.
3917 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3918 (lower_try_finally_onedest): Likewise.
3919 (lower_try_finally_copy): Likewise.
3920 (lower_try_finally_switch): Likewise.
3921 (lower_try_finally): Initialize ehp_region.
3922 (lower_catch): Update for eh_catch objects.
3923 (lower_eh_filter): Don't handle must_not_throw.
3924 (lower_eh_must_not_throw): New.
3925 (lower_cleanup): Don't set eh_label.
3926 (lower_eh_constructs_2): Resolve eh builtins.
3927 Handle GIMPLE_EH_MUST_NOT_THROW.
3928 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3929 Add eh_seq to the end of the function body.
3930 (make_eh_dispatch_edges): New.
3931 (make_eh_edge): Remove.
3932 (make_eh_edges): Simplify for landing pads.
3933 (redirect_eh_edge_1): New.
3934 (redirect_eh_edge): Use it.
3935 (redirect_eh_dispatch_edge): New.
3936 (stmt_could_throw_p): Use a switch. Allow RESX.
3937 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3938 (stmt_can_throw_internal): Likewise.
3939 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3940 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3941 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3942 (gate_refactor_eh): New.
3943 (pass_refactor_eh): Use it.
3944 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3945 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3946 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3947 (remove_unreachable_handlers): Rename from
3948 tree_remove_unreachable_handlers; rewrite for landing pads;
3949 call remove_eh_handler directly.
3950 (remove_unreachable_handlers_no_lp): New.
3951 (unsplit_eh, unsplit_all_eh): New.
3952 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3953 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3954 (cleanup_empty_eh_unsplit): New.
3955 (cleanup_empty_eh): Rewrite.
3956 (cleanup_all_empty_eh): New.
3957 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3958 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3959 (gate_cleanup_eh): New.
3960 (pass_cleanup_eh): Use it.
3961 (verify_eh_edges): Move later in file. Expect one EH edge.
3962 (verify_eh_dispatch_edge): New.
3964 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3965 (gtype-desc.o): Add TARGET_H.
3966 (tree.o): Use EXCEPT_H, not except.h.
3967 (cfgbuild.o): Add EXPR_H.
3968 (GTFILES): Add vecprim.h.
3969 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3970 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3971 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3972 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3973 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3974 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3975 calls to can_throw_internal.
3976 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3977 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3978 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3979 (expand_gimple_stmt): Use make_reg_eh_region_note.
3980 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3981 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3982 or find_exception_handler_labels.
3983 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3984 there is exacly one EH edge. Use can_nonlocal_goto and
3986 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3987 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3988 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3989 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3990 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3991 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3992 * dse.c (scan_insn): Use insn_could_throw_p.
3993 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3994 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3995 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3996 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3997 EXC_PTR_EXPR or FILTER_EXPR.
3998 (tree_expr_nonzero_warnv_p): Likewise.
3999 * function.h: Include vecprim.h, not varray.h
4000 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4001 move ttype_data and ehspec_data members to struct eh_status; change
4002 action_record_data member to a VEC.
4003 * gcse.c (hash_scan_set): Use can_throw_internal.
4004 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4005 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4006 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4007 (block_may_fallthru): Don't handle RESX_EXPR.
4008 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4009 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4010 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4011 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4012 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4013 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4014 (gimple_size): Likewise.
4015 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4016 (gimple_build_resx): Use gimple_build_with_ops.
4017 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4018 (is_gimple_val): Likewise.
4019 (is_gimple_stmt): Remove RESX_EXPR.
4020 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4021 (GIMPLE_RESX): Reorder with other EH constructs.
4022 * gimple.h (struct gimple_statement_eh_mnt): New.
4023 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4024 (gimple_eh_filter_must_not_throw): Remove.
4025 (gimple_eh_filter_set_must_not_throw): Remove.
4026 (gimple_eh_must_not_throw_fndecl): New.
4027 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4028 (is_gimple_resx): New.
4029 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4030 Don't copy EH_FILTER_MUST_NOT_THROW.
4031 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4032 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4033 handle must_not_throw_labels specially.
4034 * ipa-pure-const.c (check_call): Update debug statement for LP.
4035 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4036 * ipa-utils.c (get_base_var): Likewise.
4037 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4038 * lower-subreg.c (move_eh_region_note): Remove.
4039 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4040 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4041 (create_task_copyfn): Likewise.
4042 (maybe_catch_exception): Use gimple_build_eh_filter.
4043 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4044 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4045 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4046 and pass_lower_resx.
4047 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4048 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4049 can_throw_internal, can_nonlocal_goto.
4050 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4051 copy_reg_eh_region_note_forward.
4052 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4053 (emit_output_reload_insns): Likewise.
4054 (copy_eh_notes): Remove.
4055 * rtl.def (RESX): Remove.
4056 * rtl.h: Update declarations.
4057 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4058 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4059 (update_eh_label): Remove.
4060 (cleanup_dead_labels_eh): New.
4061 (cleanup_deal_labels): Use it instead of update_eh_label.
4062 (gimple_merge_blocks): Update landing pad data structure when
4063 removing a landing pad label.
4064 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4065 test; handle GIMPLE_EH_MUST_NOT_THROW.
4066 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4067 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4068 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4069 (verify_stmt): Likewise. Verify landing pads.
4070 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4071 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4072 (struct move_stmt_d): Add eh_map.
4073 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4074 (move_stmt_r): Remap eh region numbers in builtin calls,
4075 resx and eh_dispatch.
4076 (move_block_to_fn): Remove eh_offset parameter. Use
4077 maybe_duplicate_eh_stmt_fn.
4078 (find_outermost_region_in_block): Operate on eh_region pointers
4079 instead of region numbers.
4080 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4081 duplicate_eh_regions.
4082 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4083 test earlier. Disallow EH landing pads.
4084 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4085 * tree-flow.h: Update declarations.
4086 (struct tree_ann_common_d): Replace rn with lp_nr.
4087 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4088 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4089 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4090 resx and eh_dispatch.
4091 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4092 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4093 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4094 from duplicate_eh_regions.
4095 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4096 update RESX; handle EH_DISPATCH.
4097 (expand_call_inline): Set eh_lp_nr, not eh_region.
4098 (maybe_inline_call_in_expr): Likewise.
4099 * tree-inline.h (struct copy_body_data): Replace eh_region with
4100 eh_lp_nr, eh_region_offset with eh_map.
4101 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4102 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4103 * tree-pretty-print.c (dump_generic_node): Don't handle
4104 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4105 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4106 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4107 EXC_PTR_EXPR, FILTER_EXPR.
4108 * tree-ssa-operands.c (get_expr_operands): Likewise.
4109 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4111 (ao_ref_init_from_vn_reference): Likewise.
4112 * tree-ssa-sink.c (statement_sink_location): Likewise.
4113 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4114 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4115 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4116 EXC_PTR_EXPR, FILTER_EXPR.
4117 (is_exception_related): Remove.
4118 (compute_avail): Don't call it.
4119 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4120 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4121 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4122 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4124 (build_resx): Remove.
4125 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4126 * tree.h: Update declarations.
4127 (EH_FILTER_MUST_NOT_THROW): Remove.
4128 (struct tree_label_decl): Add eh_landing_pad_nr.
4129 (EH_LANDING_PAD_NR): New.
4130 * value-prof.c (gimple_ic): Tidy variable names. Update for
4131 landing pad numbers.
4132 (gimple_stringop_fixed_value): Tidy variable names. Assert
4133 that neither call stmt can throw.
4134 * vecprim.h (uchar): New.
4135 (VEC(uchar,heap), VEC(uchar,gc)): New.
4137 * c-common.c (c_define_builtins): Update call to
4138 build_common_builtin_nodes.
4139 * c-parser.c (c_parse_file): Don't call
4140 default_init_unwind_resume_libfunc.
4142 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4144 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4145 (mips_cprestore_address_p): Likewise.
4146 (mips_save_gp_to_cprestore_slot): Likewise.
4147 (mips_restore_gp): Rename to...
4148 (mips_restore_gp_from_cprestore_slot): ...this.
4149 (mips_must_initialize_gp_p): Declare.
4150 (mips_emit_save_slot_move): Likewise.
4151 (mips_output_load_label): Return nothing.
4152 (mips_eh_uses): Declare.
4153 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4154 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4155 (TARGET_ABSOLUTE_JUMPS): Likewise.
4156 (EH_USES): Likewise.
4157 (FIRST_PSEUDO_REGISTER): Update comment.
4158 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4159 (MIPS_CALL): ...here.
4160 (REGISTER_NAMES): Add $cprestore.
4161 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4162 Add load_label_length, has_inflexible_gp_insn_p,
4163 has_flexible_gp_insn_p, must_initialize_gp_p and
4164 must_restore_gp_when_clobbered_p.
4165 (mips_expand_call): Don't generate split instructions here.
4166 (mips_split_call): Update the call to mips_restore_gp after
4167 the above name change.
4168 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4169 (mips_find_gp_ref): New function.
4170 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4171 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4172 (mips_insn_has_flexible_gp_ref_p): Likewise.
4173 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4174 (mips_function_has_gp_insn): Delete.
4175 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4176 Use the new functions above. Only return INVALID_REGNUM
4177 for TARGET_ABSOLUTE_JUMPS.
4178 (mips_must_initialize_gp_p): New function.
4179 (mips_get_cprestore_base_and_offset): New function, extracted from...
4180 (mips_cprestore_slot): ...here. Take a bool parameter.
4181 (mips_cfun_has_cprestore_slot_p): New function.
4182 (mips_cprestore_address_p): Likewise.
4183 (mips_save_gp_to_cprestore_slot): Likewise.
4184 (mips_restore_gp): Rename to...
4185 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4186 epilogue_completed. Update the call to mips_cprestore_slot.
4187 Test cfun->machine->must_restore_gp_when_clobbered_p.
4188 (mips_direct_save_slot_move_p): New function.
4189 (mips_emit_save_slot_move): Likewise.
4190 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4191 of cfun->machine->global_pointer.
4192 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4193 (mips_save_reg): Use mips_emit_save_slot_move.
4194 (mips_expand_prologue): Set must_initialize_gp_p.
4195 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4196 for all cprestore saves. Emit a use_cprestore instruction after
4197 setting up the cprestore slot.
4198 (mips_restore_reg): Use mips_emit_save_slot_move.
4199 (mips_process_load_label): New function.
4200 (mips_load_label_length): Likewise.
4201 (mips_output_load_label): Don't return asm: output it here instead.
4202 Use mips_process_load_label.
4203 (mips_adjust_insn_length): Adjust the length of branch instructions
4204 that have length MAX_PIC_BRANCH_LENGTH.
4205 (mips_output_conditional_branch): Update the call to
4206 mips_output_load_label. Assume the branch target is OPERANDS[0]
4207 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4208 (mips_output_order_conditional_branch): Swap the meaning of
4209 OPERANDS[0] and OPERANDS[1].
4210 (mips_variable_issue): Don't count ghost instructions.
4211 (mips_expand_ghost_gp_insns): New function.
4212 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4213 (mips_output_mi_thunk): Set must_initialize_gp_p.
4214 (mips_eh_uses): New function.
4215 * config/mips/predicates.md (cprestore_save_slot_operand)
4216 (cprestore_load_slot_operand): New predicates.
4217 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4218 (UNSPEC_MOVE_GP): Likewise.
4219 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4220 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4221 (CPRESTORE_SLOT_REGNUM): New register.
4222 (MAX_PIC_BRANCH_LENGTH): New constant.
4223 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4224 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4225 branches. Fix commentary.
4226 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4227 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4228 Change type to "ghost".
4229 (loadgp_absolute_<mode>): Likewise.
4230 (loadgp_rtp_<mode>): Likewise.
4231 (copygp_mips16): Likewise.
4232 (loadgp_blockage): Remove redundant mode attribute.
4233 (potential_cprestore): New instruction.
4234 (cprestore): Turn into an unspec set.
4235 (use_cprestore): New instruction.
4236 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4237 (*branch_fp_inverted): Likewise.
4238 (*branch_order<mode>): Likewise.
4239 (*branch_order<mode>_inverted): Likewise.
4240 (*branch_equality<mode>): Likewise.
4241 (*branch_equality<mode>_inverted): Likewise.
4242 (*branch_bit<bbv><mode>): Likewise.
4243 (*branch_bit<bbv><mode>_inverted): Likewise.
4244 (*branch_equality<mode>_mips16): Remove redundant mode.
4245 (jump): Turn into a define_expand.
4246 (*jump_absolute): New instruction.
4247 (*jump_pic): Likewise.
4248 (*jump_mips16): Rename previously-unnamed pattern. Remove
4249 redundant mode attribute.
4250 (restore_gp): Split on epilogue_completed rather than
4251 reload_completed. Change type to "ghost".
4252 (move_gp<mode>): New instruction.
4253 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4254 Remove redundant mode attribute.
4255 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4256 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4257 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4259 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4262 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4263 are returned in the same register (vs34 or v2) that Altivec vector
4264 types are returned in.
4265 (rs6000_libcall_value): Ditto.
4268 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4269 instead of explicit addsi3/adddi3 calls.
4270 (rs6000_split_multireg_move): Ditto.
4271 (rs6000_emit_allocate_stack): Ditto.
4272 (rs6000_emit_prologue): Ditto.
4273 (rs6000_output_mi_thunk): Ditto.
4275 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4276 size is 64 bits if we can use 64-bit registers.
4278 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4280 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4283 From Jie Zhang <jie.zhang@analog.com>:
4284 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4285 save FP and RETS with saveall attribute.
4286 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4287 with saveall attribute.
4289 * config/bfin/bfin.c (bfin_expand_builtin,
4290 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4293 From Jie Zhang <jie.zhang@analog.com>:
4294 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4295 before use in two places.
4296 * config/bfin/bfin.md (AREG): Define mode iterator.
4297 (reload_in, reload_out): Use mode iterator AREG.
4299 2009-09-14 Richard Guenther <rguenther@suse.de>
4302 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4303 EH personality path.
4305 2009-09-13 Richard Guenther <rguenther@suse.de>
4306 Rafael Avila de Espindola <espindola@google.com>
4308 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4309 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4310 (LANG_HOOKS_INITIALIZER): Adjust.
4311 (lhd_pass_through_t): Declare.
4312 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4314 * langhooks.c (lhd_pass_through_t): New function.
4315 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4316 dwarf2out_begin_prologue): Use personality from current_function_decl.
4317 * expr.h (get_personality_function): Declare.
4318 * expr.c (get_personality_function): New function.
4319 (build_personality_function): Likewise.
4320 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4321 (eh_personality_libfunc): Remove.
4322 * optabs.c (build_libfunc_function): New function split out from ...
4323 (init_one_libfunc): ... here.
4324 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4325 (tree_function_decl): Add personality.
4326 (lhd_gcc_personality): Declare.
4327 (build_personality_function): Likewise.
4328 * tree.c (gcc_eh_personality_decl): New.
4329 (lhd_gcc_personality): New function.
4330 * except.h (lang_eh_runtime_type): Remove.
4331 (enum eh_personality_kind): New.
4332 (build_personality_function): Declare.
4333 (function_needs_eh_personality): Declare.
4334 * except.c (lang_eh_runtime_type): Remove.
4335 (function_needs_eh_personality): New function.
4336 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4337 (sjlj_emit_function_enter, output_function_exception_table):
4338 Use personality from current_function_decl.
4339 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4340 * tree-inline.c (tree_can_inline_p): Do not inline across different
4342 (expand_call_inline): Likewise. Adjust the callers EH personality.
4343 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4344 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4345 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4346 (c-parser.o): Likewise
4347 * c-tree.h (c_eh_initialized_p): Remove.
4348 (c_maybe_initialize_eh): Likewise.
4349 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4350 (finish_decl): Don't call c_maybe_initialize_eh.
4351 (c_eh_initialized_p): Remove.
4352 (c_maybe_initialize_eh): Likewise.
4353 * c-parser.c (c_parser_omp_construct): Likewise.
4354 (c_parse_file): Initialize exception handling.
4356 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4358 * config.gcc (tm_file): Remove i386/biarch32.h
4359 for i?86-w64-mingw* case.
4360 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4362 * config.host: Set for x64 mingw the option
4363 use_long_long_for_widest_fast_int to yes.
4365 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4367 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4368 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4369 (dbxout_begin_function): Likewise.
4370 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4371 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4372 set on the function.
4373 (final_end_function): Likewise.
4374 (final_scan_insn): Likewise.
4375 (rest_of_handle_final): Likewise.
4376 * varasm.c (assemble_start_function): Likewise.
4377 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4379 2009-09-12 Jason Merrill <jason@redhat.com>
4381 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4382 * opts.c (common_handle_option): constify.
4384 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4386 * doc/install.texi (avr): Remove obsolete reference site.
4388 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4390 * doc/install.texi (Binaries): Adjust AIX link.
4392 2009-09-12 Akim Demaille <demaille@gostai.com>
4394 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4395 Use an imperative sentence.
4397 2009-09-11 Richard Henderson <rth@redhat.com>
4399 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4400 structure-name and has-tree-operands arguments; update all entries.
4401 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4403 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4404 (gsstruct_code_size): New.
4405 (gss_for_code_): New.
4406 (gss_for_code): Remove.
4407 (gimple_size): Rewrite using gsstruct_code_size.
4408 (gimple_statement_structure): Move to gimple.h.
4409 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4410 (gss_for_code, gimple_statement_structure): New.
4411 (gimple_ops): Use new arrays; tidy.
4413 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4415 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4416 operand to be a PLUS expression.
4417 * config/pa/pa.c (pa_secondary_reload): Likewise.
4419 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4421 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4423 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4426 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4428 From Jie Zhang <jie.zhang@analog.com>:
4429 * doc/extend.texi (node Function Attributes): Document l2
4431 (node Blackfin Variable Attributes): Document l2 variable attributes.
4433 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4435 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4436 to match the system compiler's configuration at inflection point.
4437 Add comment to remark a remaining difference with system compiler.
4439 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4440 * configure: Regenerate.
4442 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4444 From Jie Zhang <jie.zhang@analog.com>:
4445 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4446 (bfin_handle_l2_attribute): New.
4447 (bfin_attribute_table): Add l2 attribute.
4449 2009-09-11 Michael Matz <matz@suse.de>
4452 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4453 on the local_decls list.
4455 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4459 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4461 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4462 for VALUEs, to implement the documented interface.
4463 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4464 Adjust for VALUEs and anything else, to implement the
4465 documented interface.
4467 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4469 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4470 with actual SPE/paired vector modes before using 64-bit alignment.
4471 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4473 2009-09-10 DJ Delorie <dj@redhat.com>
4475 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4478 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4479 * config/mep/mep.c (mep_legitimate_constant_p): New.
4480 * config/mep/mep-protos.h: Prototype it.
4482 2009-09-10 Richard Henderson <rth@redhat.com>
4484 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4486 2009-09-10 Jason Merrill <jason@redhat.com>
4488 * tree.c (chain_index): New fn.
4489 * tree.h: Declare it.
4491 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4493 * config/sol2-c.c (cmn_err_length_specs): Initialize
4494 scalar_identity_flag.
4496 2009-09-10 Richard Henderson <rth@redhat.com>
4498 * tree.h (struct tree_decl_common): Move align member earlier;
4499 move label_decl_uid member ...
4500 (struct tree_label_decl): ... here.
4501 (LABEL_DECL_UID): Update to match.
4503 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4506 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4507 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4509 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4510 dest_prev if the edge is complex.
4512 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4514 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4515 loop latch tests earlier.
4517 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4518 before GIMPLE_RETURN, not after its predecessor; insert
4521 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4522 gimple_seq_empty_p to test for no PHI nodes.
4523 * tree-cfg.c (split_critical_edges): Likewise.
4525 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4527 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4529 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4530 introduced by the VTA branch merge.
4532 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4534 * ira-conflicts.c: Use fputs or putc instead of fprintf
4538 * tree-switch-conversion.c: Ditto.
4540 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4542 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4543 introduced by the VTA branch merge.
4545 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4548 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4550 PR rtl-optimization/39779
4551 * expr.c (convert_modes): Return when mode == oldmode after
4552 CONST_INTs are processed.
4554 2009-09-10 Nick Clifton <nickc@redhat.com>
4556 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4557 attribute and referring decl when creating renamed symbol.
4559 2009-09-10 Richard Guenther <rguenther@suse.de>
4562 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4564 (cgraph_finalize_compilation_unit): Compute reachability
4565 before emitting thunks. Properly process aliases before
4566 possibly removing unreachable nodes.
4568 2009-09-10 Richard Guenther <rguenther@suse.de>
4571 * tree.c (struct free_lang_data_d): Add worklist member.
4572 (find_decls_types_r): Push onto the worklist instead of recursing.
4573 Handle TREE_BINFOs properly.
4574 (find_decls_types): New function wrapped around find_decls_types_r
4575 to process the worklist.
4576 (find_decls_types_in_eh_region): Use it.
4577 (find_decls_types_in_node): Likewise.
4578 (find_decls_types_in_var): Likewise.
4579 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4580 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4581 (AGGREGATE_TYPE_P): Adjust.
4583 2009-09-09 Jason Merrill <jason@redhat.com>
4585 * configure.ac: Check glibc version even if we have an in-tree
4588 2009-09-09 Anthony Green <green@moxielogic.com>
4590 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4591 the constant 0 when appropriate.
4592 * config/moxie/constraints.md: Add constraint O.
4594 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4595 to pass up to 6 32-bit argument values in registers.
4596 (moxie_function_arg): Ditto.
4597 (moxie_arg_partial_bytes): Ditto.
4598 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4599 (REG_PARM_STACK_SPACE): Ditto.
4600 (FUNCTION_ARG_REGNO_P): Ditto.
4602 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4603 instruction to allocate stack space.
4605 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4607 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4608 unnecessarily stringent constraints. Fix address
4609 calculation in the splitters.
4611 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4613 PR rtl-optimization/39779
4614 * expr.c (convert_modes): Return when mode == oldmode after
4615 CONST_INTs are processed.
4617 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4620 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4621 (ix86_expand_prologue): Take frame.padding0 into logic of
4623 (ix86_expand_epilogue): Likewise.
4625 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4627 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4629 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4630 * config/t-slibgcc-libgcc: New file.
4631 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4633 2009-09-09 Martin Jambor <mjambor@suse.cz>
4635 PR tree-optimization/41089
4636 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4639 2009-09-09 Richard Henderson <rth@redhat.com>
4641 * gimple.h (CASE_GIMPLE_OMP): New.
4642 (is_gimple_omp): Use it.
4643 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4644 (verify_gimple_debug): Likewise.
4646 2009-09-09 Richard Guenther <rguenther@suse.de>
4648 PR tree-optimization/41101
4649 * tree-ssa-pre.c (maximal_set): Remove.
4650 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4651 Defer all blocks we didn't visit at least one successor.
4652 (add_to_exp_gen): Do not add to the maximal set.
4653 (make_values_for_phi): Likewise.
4654 (compute_avail): Likewise.
4655 (init_pre): Do not allocate the maximal set.
4656 (execute_pre): Do not dump it.
4658 2009-09-09 Martin Jambor <mjambor@suse.cz>
4660 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4661 an SSA_NAME rather than a is_gimple_variable.
4663 2009-09-09 Richard Guenther <rguenther@suse.de>
4666 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4667 code dealing with plain pointer bases.
4668 (maybe_fold_offset_to_reference): Likewise.
4669 (maybe_fold_stmt_addition): Adjust.
4671 2009-09-09 Richard Guenther <rguenther@suse.de>
4673 * tree.c (free_lang_data_in_type): Do not free the type variant
4675 (free_lang_data): Merge char_type_node with its properly signed
4677 (pass_ipa_free): Collect after freeing language specific data.
4679 2009-09-09 Michael Matz <matz@suse.de>
4682 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4683 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4684 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4687 2009-09-08 DJ Delorie <dj@redhat.com>
4689 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4691 2009-09-04 Jason Merrill <jason@redhat.com>
4693 * tree.c (tree_find_value): Remove.
4694 * tree.h: Remove prototype.
4695 * varasm.c (assemble_external): Use value_member instead.
4697 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4699 * toplev.c (process_options): Choose default debugging type when
4700 gtoggle enables debug info and type is unset.
4702 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4706 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4709 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4711 * configure: Rebuilt with modified libtool.m4.
4713 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4718 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4720 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4722 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4723 (remove_statement): Likewise.
4724 (rewrite_use_nonlinear_expr): Adjust.
4725 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4726 * tree-ssa.c (release_defs_bitset): ... this. New.
4727 * tree-flow.h (release_defs_bitset): Declare.
4729 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4732 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4733 in the middle block.
4735 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4737 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4738 via intptr_t to long type.
4739 (insert_operand_rank): Cast long type via intptr_t to
4741 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4743 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4744 from pointer to unsigned via uintptr_t.
4746 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4747 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4749 * configure: Regenerated.
4750 * config.in: Regenerated
4751 * system.h (stdint.h): Add include.
4752 (inttypes.h): Likewise.
4753 * Makefile.in (aclocal): Add config/stdint.m4.
4754 * aclocal.m4: Regenerated.
4756 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4758 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4760 (note_np_check_stores): New function.
4761 (harmless_null_pointer_p): New function.
4762 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4763 changed. Take into account whether we're in the shadow of a condjump
4764 that tested NP_REG for NULL.
4765 Lose all code that tested for SEQUENCEs.
4766 (workaround_speculation): Avoid inserting NOPs for loads that are
4767 either always executed or a NULL pointer.
4769 2009-09-08 Jan Hubicka <jh@suse.cz>
4771 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4772 * params.def (early-inlining-insns): Likewise.
4774 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4776 PR rtl-optimization/41239
4777 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4778 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4780 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4781 across calls, as the calls might not always return normally.
4782 (call_may_noreturn_p): New function.
4783 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4784 (init_deps): Initialize it.
4785 (remove_from_deps): Also remove calls from
4786 last_function_call_may_noreturn list.
4788 2009-09-07 Richard Henderson <rth@redhat.com>
4790 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4791 more VR->OPERANDS than LHS operands. Free LHS before returning.
4793 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4795 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4796 (attr "addrtype"): New member "spreg".
4797 Use it if mem_spfp_address_operand is true for the address.
4798 (attr "type"): New entry "stall".
4799 (cpu_unit "load"): New.
4800 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4802 (insn_reservation "loadsp"): New.
4803 (insn_reservation "load_stall1"): New.
4804 (insn_reservation "load_stall3"): New.
4806 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4807 (mem_p_address_operand): Exclude stack and frame pointer based
4809 (mem_spfp_address_operand): New; match them here.
4810 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4811 (bfin_reorg): Call it if scheduling insns.
4812 (bfin_gen_bundles): Remove dummy insns created by
4813 add_sched_insns_for_speculation.
4815 From Jie Zhang <jie.zhang@analog.com>:
4816 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4817 bfin_si_revision, bfin_workarounds): Move these ...
4818 * config/bfin/bfin.h: ... here.
4820 From Mike Frysinger <michael.frysinger@analog.com>
4821 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4822 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4823 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4824 bf547m, bf548m, and bf549m.
4825 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4826 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4827 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4828 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4829 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4830 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4831 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4832 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4833 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4834 bf542m, bf544m, bf547m, bf548m, and bf549m.
4836 From Jie Zhang <jie.zhang@analog.com>:
4837 * config/bfin/predicates.md (p_register_operand): New predicate.
4838 (dp_register_operand): New predicate.
4839 * config/bfin/bfin-protos.h (WA_05000074): Define.
4840 (ENABLE_WA_05000074): Define.
4841 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4842 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4843 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4844 (define_attr addrtype): Allow load/store register to be P register.
4845 (define_attr storereg): New.
4846 (define_cpu_unit anomaly_05000074): New.
4847 (define_insn_reservation dsp32shiftimm): New.
4848 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4849 (define_insn_reservation loadp): Cannot use slot2.
4850 (define_insn_reservation loadsp): Cannot use slot2.
4851 (define_insn_reservation storep): Cannot use slot2. Does not
4852 apply when working around 05000074.
4853 (define_insn_reservation storep_anomaly_05000074): New.
4854 (define_insn_reservation storei): Does not apply when working
4856 (define_insn_reservation storei_anomaly_05000074): New.
4857 (define_attr length): Add dsp32shiftimm case.
4858 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4859 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4860 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4861 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4862 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4864 2009-09-07 Martin Jambor <mjambor@suse.cz>
4867 * tree-sra.c (create_artificial_child_access): Return NULL if
4868 build_ref_for_offset fails.
4869 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4870 and create_artificial_child_access to fail.
4872 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4875 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4876 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4877 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4879 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4881 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4882 block, ensure it has an exit edge. Emit a barrier after a jump.
4884 2009-09-07 Nick Clifton <nickc@redhat.com>
4886 * gcc.c (this_is_linker_script): New variable. Like
4887 this_is_library_file but for the %T constructor.
4888 (end_going_arg): If this_is_linker_script is set then locate the
4889 script and insert a --script switch before it
4890 (do_spec_2): Initialise this_is_linker_script.
4891 (do_spec_1): Likewise. Handle %T construct.
4892 (eval_spec_function): Preserve this_is_linker_script.
4893 * doc/invoke.texi: Document %T construct in spec files.
4894 * config/m32c/m32c.h (LIB_SPEC): Use it.
4896 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4898 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4899 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4900 when volatile flag is set.
4901 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4903 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4906 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4907 (combine_stack_adjustments_for_block): Allow insns between stack
4908 adjustments and stores with corresponding pre-(dec|inc)rement or
4909 pre-modify operation.
4911 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4914 * combine-stack-adj.c (struct csa_memlist): Rename to...
4915 (struct csa_reflist): ... this. Rename mem field to ref.
4916 (free_csa_memlist): Rename to...
4917 (free_csa_reflist): ... this.
4918 (record_one_stack_memref): Rename to...
4919 (record_one_stack_ref): ... this. Handle also REG_P.
4920 (try_apply_stack_adjustment): Handle also REG_P.
4921 (struct record_stack_memrefs_data): Rename to...
4922 (struct record_stack_refs_data): ... this. Rename memlist field to
4924 (record_stack_memrefs): Rename to...
4925 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4926 subexpressions instead of failing when a MEM contains SP references.
4927 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4928 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4930 2009-09-06 Richard Guenther <rguenther@suse.de>
4933 * tree.c (build_array_type): Do not record types marked
4934 with structural equality in the canonical type hashtable.
4936 2009-09-06 Richard Guenther <rguenther@suse.de>
4939 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4941 2009-09-05 Richard Guenther <rguenther@suse.de>
4944 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4946 2009-09-05 Richard Guenther <rguenther@suse.de>
4949 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4951 2009-09-05 Richard Guenther <rguenther@suse.de>
4954 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4955 before comparing function argument types.
4957 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4960 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4963 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4966 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4968 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4969 locators before emit_insn is called.
4971 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4974 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4975 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4976 (reginfo_init): Don't call allocate_reg_info.
4978 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4981 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4982 NONDEBUG_INSN_P instead of INSN_P.
4984 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4987 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4989 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4992 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4993 pattern of the split.
4995 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4997 * toplev.c (process_options): Move setter of flag_var_tracking
4998 before other tests that depend on it. Move down setter of
4999 flag_rename_registers. Don't enable var-tracking-assignments
5000 by default if selective scheduling is enabled. Warn if both
5003 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5005 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5006 comment. Use switch statement to catch overlaps between rtx
5007 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5008 (IS_DECL_CODE): ... here. Remove.
5009 (check_value_is_not_decl): Remove.
5010 (dv_from_decl, dv_from_value): Check after conversion.
5012 2009-09-04 Richard Guenther <rguenther@suse.de>
5015 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5016 after emitting tunks. Move emitting thunks and ctors from ...
5017 (cgraph_optimize): ... here. Remove redundant
5018 cgraph_analyze_functions.
5019 * varasm.c (find_decl_and_mark_needed): Remove no longer
5021 (finish_aliases_1): Adjust check for thunk aliases.
5023 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5025 * config/arm/arm.md (ctzsi2): Added braces
5026 to avoid warning that broke booststrap.
5028 2009-09-04 Martin Jambor <mjambor@suse.cz>
5030 PR tree-optimization/41112
5031 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5032 handle variable-bounded arrays.
5033 (expr_with_var_bounded_array_refs_p): New function.
5034 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5036 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5038 * config/s390/2097.md: Removed two incorrect bypasses.
5039 (z10_fsimpdf): Fixed latency.
5040 (z10_fhex): New insn_reservation.
5041 (z10_floaddf): Fixed latency.
5042 (z10_floadsf): Fixed latency.
5043 (z10_ftrunctf): Fixed latency.
5044 (z10_ftruncdf): Fixed latency.
5045 * config/s390/s390.c (z10_cost): Fixed values.
5046 (s390_adjust_priority): Added z10 path.
5047 * config/s390/s390.md (type): Added fhex.
5048 (*mov<mode>_64dfp): Updated type attribute.
5049 (*mov<mode>_64): Updated type attribute.
5050 (*mov<mode>_31): Updated type attribute.
5051 (*mov<mode>"): Likewise.
5052 * config/s390/2084.md (x_fsimpdf): Updated condition.
5054 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5056 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5057 RTXs in the predicate for operand 1.
5059 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5061 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5062 (rbitsi2): New insn.
5063 (ctzsi2): New expand.
5064 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5066 2009-09-03 Martin Jambor <mjambor@suse.cz>
5068 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5069 (create_artificial_child_access): Use build_ref_for_offset instead
5070 of duplicate_expr_for_different_base.
5071 (propagate_subacesses_accross_link): Likewise.
5073 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5075 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5077 (mips16e_collect_argument_saves): Skip debug instructions.
5078 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5079 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5080 (r10k_insert_cache_barriers): Likewise.
5081 (mips_reorg_process_insns): Likewise.
5083 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5086 * ira.c (update_equiv_reg): Remove check on class likely spill.
5088 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5091 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5092 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5096 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5097 the stack slot if it is passed by invisible reference.
5098 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5099 by invisible reference.
5101 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5103 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5104 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5105 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5107 * config/bfin/sync.md: New file.
5108 * config/bfin/bfin.md: Include it.
5109 (UNSPEC_ATOMIC): New.
5110 (UNSPEC_ONES): Provide a unique number.
5112 From Jie Zhang <jie.zhang@analog.com>:
5113 * config/bfin/bfin.c (ret_regs): New.
5114 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5115 (must_save_rets_p): New.
5116 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5117 current_function_is_leaf.
5118 (do_link): Likewise.
5119 (do_unlink): Likewise.
5120 (expand_interrupt_handler_prologue): Use ret_regs array.
5121 (expand_interrupt_handler_epilogue): Use ret_regs array and
5122 pass return register to gen_return_internal.
5123 (bfin_expand_epilogue): Pass return register to
5124 gen_return_internal.
5125 (bfin_expand_call): Explicitly clobber RETS.
5126 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5127 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5128 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5129 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5131 (return_internal): Take a reg rtx rather than the register number.
5133 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5135 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5136 when comparing against estimated_loop_iterations_int return.
5138 2009-09-03 Richard Guenther <rguenther@suse.de>
5140 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5141 eh_personality_libfunc.
5143 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5145 * tree-parloops.c (separate_decls_in_region): Add space.
5147 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5149 * tree-parloops.c (separate_decls_in_region): Change the condition
5150 checking if there are reductions in the loop.
5152 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5154 PR tree-optimization/38275
5155 * tree-parloops.c (parallelize_loops): Replace profitability condition
5156 for expected number of iterations.
5158 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5160 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5161 (bootstrap-debug): Explain conditions in which it becomes default.
5162 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5165 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5167 * doc/invoke.texi (Optimize Options): Move
5168 -finline-small-functions to the -O2 list.
5170 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5172 * toplev.c (process_options): Enable var-tracking-assignments
5173 by default if var-tracking is enabled.
5175 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5177 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5179 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5180 * rtl.h (prev_nonnote_insn_bb): Declare it.
5182 2009-09-03 Diego Novillo <dnovillo@google.com>
5184 * cgraph.c (cgraph_node_for_decl): New.
5185 * cgraph.h (cgraph_node_for_decl): Declare.
5186 * tree.c (host_integerp): Return 0 if T is NULL.
5188 2009-09-03 Diego Novillo <dnovillo@google.com>
5190 * tree.h (struct alias_pair): Move from varasm.c.
5191 (alias_pairs): Likewise.
5192 (TYPE_MAXVAL): Define.
5193 (TYPE_MINVAL): Define.
5194 (iterative_hash_host_wide_int): Declare.
5195 (remove_unreachable_alias_pairs): Declare.
5196 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5197 * diagnostic.c (default_diagnostic_starter): Make extern.
5198 (default_diagnostic_finalizer): Make extern.
5199 * diagnostic.h (default_diagnostic_starter): Declare.
5200 (default_diagnostic_finalizer): Declare.
5201 (default_tree_printer): Declare.
5202 * toplev.c (default_tree_printer): Make extern.
5204 2009-09-03 Richard Guenther <rguenther@suse.de>
5205 Diego Novillo <dnovillo@google.com>
5207 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5208 * cgraphunit.c (cgraph_expand_function): Do not emit
5209 associated thunks from here.
5210 (cgraph_emit_thunks): New.
5211 (cgraph_optimize): Call it.
5212 Return if any IPA pass finds an error.
5213 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5216 2009-09-03 Simon Baldwin <simonb@google.com>
5217 Rafael Espindola <espindola@google.com>
5218 Richard Guenther <rguenther@suse.de>
5219 Doug Kwan <dougkwan@google.com>
5220 Diego Novillo <dnovillo@google.com>
5222 * tree.c: Include tree-pass.h, langhooks-def.h,
5223 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5224 (free_lang_data_in_type): New.
5225 (need_assembler_name_p): New.
5226 (free_lang_data_in_block): New.
5227 (free_lang_data_in_decl): New.
5228 (struct free_lang_data_d): New.
5229 (add_tree_to_fld_list): New.
5230 (find_decls_types_r): New.
5231 (get_eh_types_for_runtime): New.
5232 (find_decls_types_in_eh_region): New.
5233 (find_decls_types_in_node): New.
5234 (find_decls_types_in_var): New.
5235 (free_lang_data_in_cgraph): New.
5236 (free_lang_data): New.
5237 (gate_free_lang_data): New.
5238 (pass_ipa_free_lang_data): New.
5240 2009-09-03 Diego Novillo <dnovillo@google.com>
5242 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5243 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5244 (lang_hooks): Remove const qualifier.
5245 * ipa.c (cgraph_remove_unreachable_nodes): Call
5246 remove_unreachable_alias_pairs.
5247 * except.c (add_type_for_runtime): Check if TYPE has
5248 already been converted.
5249 (lookup_type_for_runtime): Likewise.
5250 (check_handled): Handle converted types.
5251 * varasm.c (remove_unreachable_alias_pairs): New.
5252 * gimple.c: Include demangle.h.
5253 (gimple_decl_printable_name): New.
5254 (gimple_fold_obj_type_ref): New.
5255 * gimple.h (gimple_decl_printable_name): Declare.
5256 (gimple_fold_obj_type_ref): Declare.
5257 * passes.c (init_optimization_passes): Add pass
5258 pass_ipa_free_lang_data.
5259 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5260 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5262 2009-09-03 Diego Novillo <dnovillo@google.com>
5264 * c-lang.c (lang_hooks): Remove const qualifier.
5266 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5268 * doc/install.texi (*-*-freebsd*): Update target information.
5270 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5272 * hard-reg-set.h (call_fixed_regs): Remove.
5273 * reginfo.c (call_fixed_regs): Remove.
5274 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5275 (globalize_reg): Don't use call_fixed_regs.
5276 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5279 2009-09-01 Michael Matz <matz@suse.de>
5281 * expr.h (emit_storent_insn, expand_expr_real_1,
5282 expand_expr_real_2): Declare.
5283 * expr.c (emit_storent_insn, expand_expr_real_1,
5284 expand_expr_real_2): Export.
5285 (store_expr): Setting and evaluating dont_return_target is useless.
5286 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5287 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5288 * except.c (expand_resx_expr): Rename to ...
5289 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5290 * except.h (expand_resx_stmt): Declare.
5291 * stmt.c: Add include gimple.h
5292 (expand_asm_expr): Rename to ...
5293 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5294 (expand_case): Rewrite to take gimple statement.
5295 * tree.h (expand_asm_stmt): Declare.
5296 (expand_case): Change prototype.
5297 * Makefile.in (stmt.o): Depend on gimple.h.
5298 * builtins.c (expand_builtin_synchronize): Build gimple asm
5299 statement, not an ASM_EXPR.
5300 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5301 gimple_to_tree, release_stmt_tree): Remove.
5302 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5303 ggc_free, but hold comparison code and operands separately.
5304 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5305 (expand_call_stmt, expand_gimple_stmt_1,
5306 expand_gimple_stmt): New helpers.
5307 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5308 release_stmt_tree. Call expand_gimple_stmt instead.
5309 (expand_gimple_basic_block): Ditto.
5311 * calls.c (emit_call_1): Don't look at EH regions here, make
5312 fntree parameter useless.
5313 (expand_call): New local rettype for TREE_TYPE(exp), use it
5314 throughout. Remove local p, use addr instead.
5315 Don't look at EH regions here.
5317 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5319 * doc/invoke.texi (-fsched-pressure): Document it.
5320 (-fsched-reg-pressure-heuristic): Remove it.
5322 * reload.c (ira.h): Include.
5323 (find_reloads): Add choosing reload on number of small spilled
5326 * haifa-sched.c (ira.h): Include.
5327 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5328 saved_reg_pressure, curr_reg_live, saved_reg_live,
5329 region_ref_regs): New variables.
5330 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5331 initiate_reg_pressure_info, setup_ref_regs,
5332 initiate_bb_reg_pressure_info, save_reg_pressure,
5333 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5335 (setup_insn_reg_pressure_info): New function.
5336 (rank_for_schedule): Add pressure checking and insn issue time.
5337 Remove comparison of insn reg weights.
5338 (ready_sort): Set insn reg pressure info.
5339 (update_register_pressure, setup_insn_max_reg_pressure,
5340 update_reg_and_insn_max_reg_pressure,
5341 sched_setup_bb_reg_pressure_info): New functions.
5342 (schedule_insn): Add code for printing and updating reg pressure info.
5343 (find_set_reg_weight, find_insn_reg_weight): Remove.
5344 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5345 (debug_ready_list): Print reg pressure info.
5346 (schedule_block): Ditto. Check insn issue time.
5347 (sched_init): Set up sched_pressure_p. Allocate and set up some
5348 reg pressure related info.
5349 (sched_finish): Free some reg pressure related info.
5350 (fix_tick_ready): Make insn always ready if pressure_p.
5351 (init_h_i_d): Don't call find_insn_reg_weight.
5352 (haifa_finish_h_i_d): Free insn reg pressure info.
5354 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5355 ira_memory_move_cost, ira_class_hard_regs,
5356 ira_class_hard_regs_num, ira_no_alloc_regs,
5357 ira_available_class_regs, ira_reg_class_cover_size,
5358 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5360 * ira-lives.c (single_reg_class): Check mode to find how many
5361 registers are necessary for operand.
5362 (ira_implicitly_set_insn_hard_regs): New.
5364 * common.opt (fsched-pressure): New options.
5365 (fsched-reg-pressure-heuristic): Remove.
5367 * ira.c (setup_eliminable_regset): Rename to
5368 ira_setup_eliminable_regset. Make it external.
5369 (expand_reg_info): Pass cover class to setup_reg_classes.
5370 (ira): Call resize_reg_info instead of allocate_reg_info.
5372 * sched-deps.c: Include ira.h.
5373 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5374 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5375 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5376 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5377 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5378 mark_insn_reg_store, mark_insn_reg_clobber,
5379 setup_insn_reg_pressure_info): New.
5380 (sched_analyze_1): Update implicit_reg_pending_uses.
5381 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5382 Use them to create dependencies. Set insn reg uses and pressure
5383 info. Process reg_pending_uses in one place.
5384 (free_deps): Free implicit sets.
5385 (remove_from_deps): Remove implicit sets if necessary. Check
5386 implicit sets when clearing reg_last_in_use.
5387 (init_deps_global): Clear implicit_reg_pending_clobbers and
5388 implicit_reg_pending_uses.
5390 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5391 ira_memory_move_cost, ira_class_hard_regs,
5392 ira_class_hard_regs_num, ira_no_alloc_regs,
5393 ira_available_class_regs, ira_reg_class_cover_size,
5394 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5395 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5396 ira_implicitly_set_insn_hard_regs): New prototypes.
5398 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5399 cost_elements_num): New variables.
5400 (allocno_costs, total_costs): Rename to costs and
5401 total_allocno_costs.
5402 (COSTS_OF_ALLOCNO): Rename to COSTS.
5403 (allocno_pref): Rename to pref.
5404 (allocno_pref_buffer): Rename to pref_buffer.
5405 (common_classes): Rename to regno_cover_class.
5407 (record_reg_classes): Set allocno attributes only if allocno_p.
5408 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5409 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5410 and COSTS_OF_ALLOCNO.
5411 (print_costs): Rename to print_allocno_costs.
5412 (print_pseudo_costs): New.
5413 (process_bb_node_for_costs): Split into 2 functions with new
5414 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5415 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5416 new parameter dump_file. Use cost_elements_num instead of
5417 ira_allocnos_num. Make one iteration if preferred classes were
5418 already calculated for scheduler. Make 2 versions of code
5419 depending on allocno_p.
5420 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5421 regno_cover_class and COSTS instead of common_classes and
5423 (init_costs, finish_costs): New.
5424 (ira_costs): Set up allocno_p and cost_elements_num. Call
5425 init_costs and finish_costs.
5426 (ira_set_pseudo_classes): New.
5428 * rtl.h (allocate_reg_info): Remove.
5429 (resize_reg_info): Change return type.
5430 (reg_cover_class): New.
5431 (setup_reg_classes): Add new parameter.
5433 * sched-int.h (struct deps_reg): New member implicit_sets.
5434 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5435 (INCREASE_BITS): New macro.
5436 (struct reg_pressure_data, struct reg_use_data): New.
5437 (struct _haifa_insn_data): Remove reg_weight. Add members
5438 reg_pressure, reg_use_list, reg_set_list, and
5439 reg_pressure_excess_cost_change.
5440 (struct deps): New member implicit_sets.
5441 (pressure_p): New variable.
5442 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5443 (struct reg_pressure_data, struct reg_use_data): New.
5444 (INSN_REG_WEIGHT): Remove.
5445 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5446 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5447 (sched_init_region_reg_pressure_info,
5448 sched_setup_bb_reg_pressure_info): New prototypes.
5450 * reginfo.c (struct reg_pref): New member coverclass.
5451 (reg_cover_class): New function.
5452 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5453 (reg_info_size): New variable.
5454 (allocate_reg_info): Make static. Setup reg_info_size.
5455 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5456 (setup_reg_classes): Add a new parameter. Setup cover class too.
5458 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5461 * sched-rgn.c (deps_join): Set up implicit_sets.
5462 (schedule_region): Set up region and basic blocks pressure
5465 * passes.c (init_optimization_passes): Move
5466 pass_subregs_of_mode_init before pass_sched.
5468 2009-09-02 Martin Jambor <mjambor@suse.cz>
5470 * tree-sra.c (struct access): New field grp_hint.
5471 (dump_access): Dump grp_hint.
5472 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5474 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5475 those which have been specifically read and somehow written to.
5476 (propagate_subacesses_accross_link): Set grp_hint of right child and
5477 also possibly of the left child.
5479 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5481 * tree-object-size.c (addr_object_size): Always use object_size_type
5482 0 or 2 when determining the pointer pointed object size.
5484 2009-09-02 Richard Guenther <rguenther@suse.de>
5487 2009-08-31 Richard Guenther <rguenther@suse.de>
5489 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5490 to query if the memory regions for memmove overlap.
5491 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5492 asserts on pointers, instead deal with odd trees.
5493 (ptr_derefs_may_alias_p): Likewise.
5494 (refs_may_alias_p_1): Constructor bases also never alias.
5496 2009-08-01 Christian Bruel <christian.bruel@st.com>
5499 2009-07-31 Christian Bruel <christian.bruel@st.com>
5500 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5502 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5504 * doc/invoke.texi (-fvar-tracking-assignments): New.
5505 (-fvar-tracking-assignments-toggle): New.
5506 (-fdump-final-insns=file): Mark filename as optional.
5507 (--param min-nondebug-insn-uid): New.
5508 (-gdwarf-@{version}): Mention version 4.
5509 * opts.c (common_handle_option): Accept it.
5510 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5511 * regrename.c (regrename_optimize): Drop last. Don't count debug
5512 insns as uses. Don't reject change because of debug insn.
5513 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5514 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5515 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5516 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5517 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5518 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5519 * doc/gimple.texi (is_gimple_debug): New.
5520 (gimple_debug_bind_p): New.
5521 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5522 * doc/install.texi (bootstrap-debug): More details.
5523 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5524 (bootstrap-debug-lib): More details.
5525 (bootstrap-debug-ckovw): Update.
5526 (bootstrap-time): New.
5527 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5528 (insert_phi_nodes_for): Insert debug stmts.
5529 (rewrite_stmt): Take iterator. Insert debug stmts.
5530 (rewrite_enter_block): Adjust.
5531 (maybe_replace_use_in_debug_stmt): New.
5532 (rewrite_update_stmt): Use it.
5533 (mark_use_interesting): Return early for debug stmts.
5534 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5535 stmts before replacing stmt.
5536 (move_computations_stmt): Likewise.
5537 * ira-conflicts.c (add_copies): Skip debug insns.
5538 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5539 (regstat_bb_compute_ri): Skip debug insns.
5540 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5541 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5542 check_loop_closed_ssa_stmt): Skip debug stmts.
5543 * tree-tailcall.c (find_tail_calls): Likewise.
5544 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5545 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5546 (build_var_debug_value_stat): Declare.
5547 (build_var_debug_value): Define.
5548 (target_for_debug_bind): Declare.
5549 * reload.c (find_equiv_reg): Skip debug insns.
5550 * rtlanal.c (reg_used_between_p): Skip debug insns.
5551 (side_effects_p): Likewise.
5552 (canonicalize_condition): Likewise.
5553 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5554 insns never depend on debug insns.
5555 (create_ddg_dep_no_link): Likewise.
5556 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5557 Don't add inter-loop dependencies for debug insns.
5558 (build_intra_loop_deps): Likewise.
5559 (create_ddg): Count debug insns.
5560 * ddg.h (struct ddg::num_debug): New.
5561 (num_backargs): Pair up with previous int field.
5562 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5563 -fcompare-debug-second.
5564 * final.c (get_attr_length_1): Skip debug insns.
5565 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5566 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5567 (driver_self_specs): Map -fdump-final-insns to
5568 -fdump-final-insns=..
5569 (get_local_tick): New.
5570 (compare_debug_dump_opt_spec_function): Test for . argument and
5571 compute output name. Compute temp output spec without flag name.
5572 Compute -frandom-seed.
5573 (OPT): Undef after use.
5574 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5575 (average_num_loop_insns): Likewise.
5576 * params.h (MIN_NONDEBUG_INSN_UID): New.
5577 * gimple.def (GIMPLE_DEBUG): New.
5578 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5579 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5580 (merge_in_block): Fix whitespace.
5581 * toplev.c (flag_var_tracking): Update comment.
5582 (flag_var_tracking_assignments): New.
5583 (flag_var_tracking_assignments_toggle): New.
5584 (process_options): Don't open final insns dump file if we're not
5585 going to write to it. Compute defaults for var_tracking.
5586 * df-scan.c (df_insn_rescan_debug_internal): New.
5587 (df_uses_record): Handle debug insns.
5588 * haifa-sched.c (ready): Initialize n_debug.
5589 (contributes_to_priority): Skip debug insns.
5590 (dep_list_size): New.
5592 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5593 they're ready. Disregard previous debug insns to make decisions.
5594 (queue_insn): Never queue debug insns.
5595 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5596 (schedule_insn): Don't reject debug insns because of issue rate.
5597 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5598 (queue_to_ready): Skip and discount debug insns.
5599 (choose_ready): Let debug insns through.
5600 (schedule_block): Check boundary debug insns. Discount debug
5601 insns, schedule them early. Adjust whitespace.
5602 (set_priorities): Check for boundary debug insns.
5603 (add_jump_dependencies): Use dep_list_size.
5604 (prev_non_location_insn): New.
5605 (check_cfg): Use it.
5606 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5608 (remove_unused_ivs): Reset debug stmts.
5609 * modulo-sched.c (const_iteration_count): Skip debug insns.
5610 (res_MII): Discount debug insns.
5611 (loop_single_full_bb_p): Skip debug insns.
5612 (sms_schedule): Likewise.
5613 (sms_schedule_by_order): Likewise.
5614 (ps_has_conflicts): Likewise.
5615 * caller-save.c (refmarker_fn): New.
5616 (save_call_clobbered_regs): Replace regs with saved mem in
5618 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5619 Call refmarker_fn mark for hardregnos.
5620 (mark_reg_as_referenced): New.
5621 (replace_reg_with_saved_mem): New.
5622 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5623 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5625 (cse_extended_basic_block): Skip debug insns.
5626 (count_reg_usage): Likewise.
5627 (is_dead_reg): New, split out of...
5628 (set_live_p): ... here.
5629 (insn_live_p): Use it for debug insns.
5630 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5631 (execute_optimize_stdarg): Likewise.
5632 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5633 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5634 changes in debug stmts as changes.
5635 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5636 (moveup_expr): Don't move across debug insns. Don't move
5637 debug insn if it would create a bookkeeping block.
5638 (moveup_expr_cached): Don't use cache for debug insns that
5639 are heads of blocks.
5640 (compute_av_set_inside_bb): Skip debug insns.
5641 (sel_rank_for_schedule): Schedule debug insns first. Remove
5643 (block_valid_for_bookkeeping_p); Support lax searches.
5644 (create_block_for_bookkeeping): Adjust block numbers when
5645 encountering debug-only blocks.
5646 (find_place_for_bookkeeping): Deal with debug-only blocks.
5647 (generate_bookkeeping_insn): Accept no place to insert.
5648 (remove_temp_moveop_nops): New argument full_tidying.
5649 (prepare_place_to_insert): Deal with debug insns.
5650 (advance_state_on_fence): Debug insns don't start cycles.
5651 (update_boundaries): Take fence as argument. Deal with
5653 (schedule_expr_on_boundary): No full_tidying on debug insns.
5654 (fill_insns): Deal with debug insns.
5655 (track_scheduled_insns_and_blocks): Don't count debug insns.
5656 (need_nop_to_preserve_insn_bb): New, split out of...
5657 (remove_insn_from_stream): ... this.
5658 (fur_orig_expr_not_found): Skip debug insns.
5659 * rtl.def (VALUE): Move up.
5661 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5662 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5663 Set it if debug stmts are found.
5664 (statement_sink_location): Skip debug stmts. Propagate
5665 moving defs into debug stmts.
5666 * ifcvt.c (first_active_insn): Skip debug insns.
5667 (last_active_insns): Likewise.
5668 (cond_exec_process_insns): Likewise.
5669 (noce_process_if_block): Likewise.
5670 (check_cond_move_block): Likewise.
5671 (cond_move_convert_if_block): Likewise.
5672 (block_jumps_and_fallthru_p): Likewise.
5673 (dead_or_predicable): Likewise.
5674 * dwarf2out.c (debug_str_hash_forced): New.
5675 (find_AT_string): Add comment.
5676 (gen_label_for_indirect_string): New.
5677 (get_debug_string_label): New.
5678 (AT_string_form): Use it.
5679 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5680 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5681 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5682 several operations that cannot be represented with DWARF opcodes.
5683 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5684 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5685 (dwarf2out_var_location): Take during-call mark into account.
5686 (output_indirect_string): Update comment. Output if there are
5687 label and references.
5688 (prune_indirect_string): New.
5689 (prune_unused_types): Call it if debug_str_hash_forced.
5690 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5691 (dw_long_long_const): Remove.
5692 (struct dw_val_struct): Change val_long_long type to rtx.
5693 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5694 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5695 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5696 component instead of HOST_BITS_PER_LONG.
5697 (output_loc_operands): Likewise. For const8* assert
5698 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5699 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5700 rather than HOST_BITS_PER_LONG is >= 64.
5701 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5703 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5704 HOST_BITS_PER_LONG for dw_val_class_long_long.
5705 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5706 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5707 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5709 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5710 Handle DW_OP_implicit_value.
5711 (extract_int): Move prototype earlier.
5712 (mem_loc_descriptor): For SUBREG punt if inner
5713 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5714 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5715 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5716 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5717 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5718 instead of Pmode size.
5719 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5720 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5721 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5722 (concat_loc_descriptor, concatn_loc_descriptor,
5723 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5724 (add_location_or_const_value_attribute): Likewise. For single
5725 location loc_lists attempt to use add_const_value_attribute
5726 for constant decls. Add DW_AT_const_value even if
5727 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5729 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5730 (control_flow_insn_p): Likewise.
5731 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5732 (separate_decls_in_region_debug_bind): New.
5733 (separate_decls_in_region): Process debug bind stmts afterwards.
5734 * recog.c (verify_changes): Handle debug insns.
5735 (extract_insn): Likewise.
5736 (peephole2_optimize): Skip debug insns.
5737 * dse.c (scan_insn): Skip debug insns.
5738 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5740 (setup_id_for_insn): Handle debug insns.
5741 (maybe_tidy_empty_bb): Adjust whitespace.
5742 (tidy_control_flow): Skip debug insns.
5743 (sel_remove_insn): Adjust for debug insns.
5744 (sel_estimate_number_of_insns): Skip debug insns.
5745 (create_insn_rtx_from_pattern): Handle debug insns.
5746 (create_copy_of_insn_rtx): Likewise.
5747 * sel-sched-.h (sel_bb_end): Declare.
5748 (sel_bb_empty_or_nop_p): New.
5749 (get_all_loop_exits): Use it.
5750 (_eligible_successor_edge_p): Likewise.
5751 (return_nop_to_pool): Adjust.
5752 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5753 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5754 * gimple-pretty-print.c (dump_gimple_debug): New.
5755 (dump_gimple_stmt): Use it.
5756 (dump_bb_header): Skip gimple debug stmts.
5757 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5758 (fixup_match_2): Likewise.
5759 (regmove_backward_pass): Likewise. Simplify combined
5760 replacement. Handle debug insns.
5761 * function.c (instantiate_virtual_regs): Handle debug insns.
5762 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5763 * print-rtl.h: Include cselib.h.
5764 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5765 * df.h (df_inns_rescan_debug_internal): Declare.
5766 * gcse.c (alloc_hash_table): Estimate n_insns.
5767 (cprop_insn): Don't regard debug insns as changes.
5768 (bypass_conditional_jumps): Skip debug insns.
5769 (one_pre_gcse_pass): Adjust.
5770 (one_code_hoisting_pass): Likewise.
5771 (compute_ld_motion_mems): Skip debug insns.
5772 (one_cprop_pass): Adjust.
5773 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5774 (if_convertible_stmt_p): Handle debug stmts.
5775 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5776 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5777 * ira-build.c (create_bb_allocnos): Skip debug insns.
5778 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5779 (has_single_use): Likewise.
5780 (single_imm_use): Likewise.
5781 (num_imm_uses): Likewise.
5782 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5783 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5784 (create_outofssa_var_map): Likewise.
5785 * lower-subreg.c (adjust_decomposed_uses): New.
5786 (resolve_debug): New.
5787 (decompose_multiword_subregs): Use it.
5788 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5789 * emit-rtl.c: Include params.h.
5790 (cur_debug_insn_uid): Define.
5791 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5792 (copy_rtx_if_shared_1): Handle debug insns.
5793 (reset_used_flags): Likewise.
5794 (set_used_flags): LIkewise.
5795 (get_max_insn_count): New.
5796 (next_nondebug_insn): New.
5797 (prev_nondebug_insn): New.
5798 (make_debug_insn_raw): New.
5799 (emit_insn_before_noloc): Handle debug insns.
5800 (emit_jump_insn_before_noloc): Likewise.
5801 (emit_call_insn_before_noloc): Likewise.
5802 (emit_debug_insn_before_noloc): New.
5803 (emit_insn_after_noloc): Handle debug insns.
5804 (emit_jump_insn_after_noloc): Likewise.
5805 (emit_call_insn_after_noloc): Likewise.
5806 (emit_debug_insn_after_noloc): Likewise.
5807 (emit_insn_after): Take loc from earlier non-debug insn.
5808 (emit_jump_insn_after): Likewise.
5809 (emit_call_insn_after): Likewise.
5810 (emit_debug_insn_after_setloc): New.
5811 (emit_debug_insn_after): New.
5812 (emit_insn_before): Take loc from later non-debug insn.
5813 (emit_jump_insn_before): Likewise.
5814 (emit_call_insn_before): Likewise.
5815 (emit_debug_insn_before_setloc): New.
5816 (emit_debug_insn_before): New.
5817 (emit_insn): Handle debug insns.
5818 (emit_debug_insn): New.
5819 (emit_jump_insn): Handle debug insns.
5820 (emit_call_insn): Likewise.
5822 (init_emit): Take min-nondebug-insn-uid into account.
5823 Initialize cur_debug_insn_uid.
5824 (emit_copy_of_insn_after): Handle debug insns.
5825 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5826 location of single rhs in place.
5827 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5828 (floor_sdiv_adjust): New.
5829 (cell_sdiv_adjust): New.
5830 (cell_udiv_adjust): New.
5831 (round_sdiv_adjust): New.
5832 (round_udiv_adjust): New.
5833 (wrap_constant): Moved from cselib.
5834 (unwrap_constant): New.
5835 (expand_debug_expr): New.
5836 (expand_debug_locations): New.
5837 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5839 (gimple_expand_cfg): Expand debug locations.
5840 * cselib.c: Include tree-pass.h.
5841 (struct expand_value_data): New.
5842 (cselib_record_sets_hook): New.
5843 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5844 (cselib_clear_table): Move, and implemnet in terms of...
5845 (cselib_reset_table_with_next_value): ... this.
5846 (cselib_get_next_unknown_value): New.
5847 (discard_useless_locs): Don't discard preserved values.
5848 (cselib_preserve_value): New.
5849 (cselib_preserved_value_p): New.
5850 (cselib_preserve_definitely): New.
5851 (cselib_clear_preserve): New.
5852 (cselib_preserve_only_values): New.
5853 (new_cselib_val): Take rtx argument. Dump it in details.
5854 (cselib_lookup_mem): Adjust.
5855 (expand_loc): Take regs_active in struct. Adjust. Silence
5856 dumps unless details are requested.
5857 (cselib_expand_value_rtx_cb): New.
5858 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5859 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5860 without details. Copy more subregs. Try to resolve values
5861 using a callback. Wrap constants.
5862 (cselib_subst_to_values): Adjust.
5863 (cselib_log_lookup): New.
5864 (cselib_lookup): Call it.
5865 (cselib_invalidate_regno): Don't count preserved values as useless.
5866 (cselib_invalidate_mem): Likewise.
5867 (cselib_record_set): Likewise.
5868 (struct set): Renamed to cselib_set, moved to cselib.h.
5869 (cselib_record_sets): Adjust. Call hook.
5870 (cselib_process_insn): Reset table when it would be cleared.
5871 (dump_cselib_val): New.
5872 (dump_cselib_table): New.
5873 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5874 (remove_forwarder_block): Support moving debug stmts.
5875 * cselib.h (cselib_record_sets_hook): Declare.
5876 (cselib_expand_callback): New type.
5877 (cselib_expand_value_rtx_cb): Declare.
5878 (cselib_reset_table_with_next_value): Declare.
5879 (cselib_get_next_unknown_value): Declare.
5880 (cselib_preserve_value): Declare.
5881 (cselib_preserved_value_p): Declare.
5882 (cselib_preserve_only_values): Declare.
5883 (dump_cselib_table): Declare.
5884 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5885 (try_crossjump_to_edge): Likewise.
5886 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5887 dominated blocks when debug stmts are present.
5888 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5889 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5890 (set_var_live_on_entry): Likewise.
5891 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5892 * cfglayout.c (curr_location, last_location): Make static.
5893 (set_curr_insn_source_location): Don't avoid bouncing.
5894 (get_curr_insn_source_location): New.
5895 (get_curr_insn_block): New.
5896 (duplicate_insn_chain): Handle debug insns.
5897 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5899 * common.opt (fcompare-debug): Move to sort order.
5900 (fdump-unnumbered-links): Likewise.
5901 (fvar-tracking-assignments): New.
5902 (fvar-tracking-assignments-toggle): New.
5903 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5904 because of debug stmts.
5905 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5906 (eliminate_unnecessary_stmts): Walk dominated blocks before
5908 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5909 * ira.c (memref_used_between_p): Skip debug insns.
5910 (update_equiv_regs): Likewise.
5911 * sched-deps.c (sd_lists_size): Accept empty list.
5912 (sd_init_insn): Mark debug insns.
5913 (sd_finish_insn): Unmark them.
5914 (sd_add_dep): Reject non-debug deps on debug insns.
5915 (fixup_sched_groups): Give debug insns group treatment.
5917 (sched_analyze_reg): Don't mark debug insns for sched before call.
5918 (sched_analyze_2): Handle debug insns.
5919 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5921 (deps_analyze_insn): Handle debug insns.
5922 (deps_start_bb): Skip debug insns.
5923 (init_deps): Initialize last_debug_insn.
5924 * tree-ssa.c (target_for_debug_bind): New.
5925 (find_released_ssa_name): New.
5926 (propagate_var_def_into_debug_stmts): New.
5927 (propagate_defs_into_debug_stmts): New.
5928 (verify_ssa): Skip debug bind stmts without values.
5929 (warn_uninialized_vars): Skip debug stmts.
5930 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5931 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5932 (rtx_equal_p): Likewise.
5933 * ira-costs.c (scan_one_insn): Skip debug insns.
5934 (process_bb_node_for_hard_reg_moves): Likewise.
5935 * rtl.h (DEBUG_INSN_P): New.
5936 (NONDEBUG_INSN_P): New.
5937 (MAY_HAVE_DEBUG_INSNS): New.
5938 (INSN_P): Accept debug insns.
5939 (RTX_FRAME_RELATED_P): Likewise.
5940 (INSN_DELETED_P): Likewise
5941 (PAT_VAR_LOCATION_DECL): New.
5942 (PAT_VAR_LOCATION_LOC): New.
5943 (PAT_VAR_OCATION_STATUS): New.
5944 (NOTE_VAR_LOCATION_DECL): Reimplement.
5945 (NOTE_VAR_LOCATION_LOC): Likewise.
5946 (NOTE_VAR_LOCATION_STATUS): Likewise.
5947 (INSN_VAR_LOCATION): New.
5948 (INSN_VAR_LOCATION_DECL): New.
5949 (INSN_VAR_LOCATION_LOC): New.
5950 (INSN_VAR_LOCATION_STATUS): New.
5951 (gen_rtx_UNKNOWN_VAR_LOC): New.
5952 (VAR_LOC_UNKNOWN_P): New.
5953 (NOTE_DURING_CALL_P): New.
5954 (SCHED_GROUP_P): Accept debug insns.
5955 (emit_debug_insn_before): Declare.
5956 (emit_debug_insn_before_noloc): Declare.
5957 (emit_debug_insn_beore_setloc): Declare.
5958 (emit_debug_insn_after): Declare.
5959 (emit_debug_insn_after_noloc): Declare.
5960 (emit_debug_insn_after_setloc): Declare.
5961 (emit_debug_insn): Declare.
5962 (make_debug_insn_raw): Declare.
5963 (prev_nondebug_insn): Declare.
5964 (next_nondebug_insn): Declare.
5965 (delegitimize_mem_from_attrs): Declare.
5966 (get_max_insn_count): Declare.
5967 (wrap_constant): Declare.
5968 (unwrap_constant): Declare.
5969 (get_curr_insn_source_location): Declare.
5970 (get_curr_insn_block): Declare.
5971 * tree-inline.c (insert_debug_decl_map): New.
5972 (processing_debug_stmt): New.
5973 (remap_decl): Don't create new mappings in debug stmts.
5974 (remap_gimple_op_r): Don't add references in debug stmts.
5975 (copy_tree_body_r): Likewise.
5976 (remap_gimple_stmt): Handle debug bind stmts.
5977 (copy_bb): Skip debug stmts.
5978 (copy_edges_for_bb): Likewise.
5979 (copy_debug_stmt): New.
5980 (copy_debug_stmts): New.
5981 (copy_body): Copy debug stmts at the end.
5982 (insert_init_debug_bind): New.
5983 (insert_init_stmt): Take id. Skip and emit debug stmts.
5984 (setup_one_parameter): Remap variable earlier, register debug mapping.
5985 (estimate_num_insns): Skip debug stmts.
5986 (expand_call_inline): Preserve debug_map.
5987 (optimize_inline_calls): Check for no debug_stmts left-overs.
5988 (unsave_expr_now): Preserve debug_map.
5989 (copy_gimple_seq_and_replace_locals): Likewise.
5990 (tree_function_versioning): Check for no debug_stmts left-overs.
5991 Init and destroy debug_map as needed. Split edges unconditionally.
5992 (build_duplicate_type): Init and destroy debug_map as needed.
5993 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5994 (struct copy_body_data): Add debug_stmts and debug_map.
5995 * sched-int.h (struct ready_list): Add n_debug.
5996 (struct deps): Add last_debug_insn.
5997 (DEBUG_INSN_SCHED_P): New.
5998 (BOUNDARY_DEBUG_INSN_P): New.
5999 (SCHEDULE_DEBUG_INSN_P): New.
6000 (sd_iterator_cond): Accept empty list.
6001 * combine.c (create_log_links): Skip debug insns.
6002 (combine_instructions): Likewise.
6003 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6004 return value is always unshared.
6005 (struct rtx_subst_pair): New.
6006 (auto_adjust_pair): New.
6007 (propagate_for_debug_subst): New.
6008 (propagate_for_debug): New.
6009 (try_combine): Skip debug insns. Propagate removed defs into
6011 (next_nonnote_nondebug_insn): New.
6012 (distribute_notes): Use it. Skip debug insns.
6013 (distribute_links): Skip debug insns.
6014 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6015 * resource.c (mark_target_live_regs): Likewise.
6016 * var-tracking.c: Include cselib.h and target.h.
6017 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6019 (micro_operation_type_name): New.
6020 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6021 (struct micro_operation_def): Update comments.
6022 (decl_or_value): New type. Use instead of decls.
6023 (struct emit_note_data_def): Add vars.
6024 (struct attrs_def): Use decl_or_value.
6025 (struct variable_tracking_info_def): Add permp, flooded.
6026 (struct location_chain_def): Update comment.
6027 (struct variable_part_def): Use decl_or_value.
6028 (struct variable_def): Make var_part a variable length array.
6030 (scratch_regs): New.
6031 (cselib_hook_called): New.
6032 (dv_is_decl_p): New.
6033 (dv_is_value_p): New.
6036 (dv_as_opaque): New.
6037 (dv_onepart_p): New.
6039 (IS_DECL_CODE): New.
6040 (check_value_is_not_decl): New.
6041 (dv_from_decl): New.
6042 (dv_from_value): New.
6043 (dv_htab_hash): New.
6044 (variable_htab_hash): Use it.
6045 (variable_htab_eq): Support values.
6046 (variable_htab_free): Free from the right pool.
6047 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6048 (attrs_list_union): Adjust.
6049 (attrs_list_mpdv_union): New.
6050 (tie_break_pointers): New.
6051 (canon_value_cmp): New.
6052 (unshare_variable): Return possibly-modified slot.
6053 (vars_copy_1): Adjust.
6054 (var_reg_decl_set): Adjust. Split out of...
6055 (var_reg_set): ... this.
6056 (get_init_value): Adjust.
6057 (var_reg_delete_and_set): Adjust.
6058 (var_reg_delete): Adjust.
6059 (var_regno_delete): Adjust.
6060 (var_mem_decl_set): Split out of...
6061 (var_mem_set): ... this.
6062 (var_mem_delete_and_set): Adjust.
6063 (var_mem_delete): Adjust.
6067 (variable_union): Adjust. Speed up merge of 1-part vars.
6068 (variable_canonicalize): Use unshared slot.
6069 (VALUED_RECURSED_INTO): New.
6070 (find_loc_in_1pdv): New.
6071 (struct dfset_merge): New.
6072 (insert_into_intersection): New.
6073 (intersect_loc_chains): New.
6075 (canonicalize_loc_order_check): New.
6076 (canonicalize_values_mark): New.
6077 (canonicalize_values_star): New.
6078 (variable_merge_over_cur): New.
6079 (variable_merge_over_src): New.
6080 (dataflow_set_merge): New.
6081 (dataflow_set_equiv_regs): New.
6082 (remove_duplicate_values): New.
6083 (struct dfset_post_merge): New.
6084 (variable_post_merge_new_vals): New.
6085 (variable_post_merge_perm_vals): New.
6086 (dataflow_post_merge_adjust): New.
6087 (find_mem_expr_in_1pdv): New.
6088 (dataflow_set_preserve_mem_locs): New.
6089 (dataflow_set_remove_mem_locs): New.
6090 (dataflow_set_clear_at_call): New.
6091 (onepart_variable_different_p): New.
6092 (variable_different_p): Use it.
6093 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6094 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6096 (track_loc_p): Pass it true.
6097 (struct count_use_info): New.
6098 (find_use_val): New.
6099 (replace_expr_with_values): New.
6101 (use_type): New, partially split out of...
6102 (count_uses): ... this. Count new micro-ops.
6103 (count_uses_1): Adjust.
6104 (count_stores): Adjust.
6105 (count_with_sets): New.
6106 (VAL_NEEDS_RESOLUTION): New.
6107 (VAL_HOLDS_TRACK_EXPR): New.
6108 (VAL_EXPR_IS_COPIED): New.
6109 (VAL_EXPR_IS_CLOBBERED): New.
6110 (add_uses): Adjust. Generate new micro-ops.
6111 (add_uses_1): Adjust.
6112 (add_stores): Generate new micro-ops.
6113 (add_with_sets): New.
6114 (find_src_status): Adjust.
6115 (find_src_set_src): Adjust.
6116 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6117 Handle new micro-ops. Canonicalize value equivalances.
6118 (vt_find_locations): Compute total size of hash tables for
6119 dumping. Perform merge for var-tracking-assignments. Don't
6120 disregard single-block loops.
6121 (dump_attrs_list): Handle decl_or_value.
6122 (dump_variable): Take variable. Deal with decl_or_value.
6123 (dump_variable_slot): New.
6124 (dump_vars): Use it.
6125 (dump_dataflow_sets): Adjust.
6126 (set_slot_part): New, extended to support one-part variables
6127 after splitting out of...
6128 (set_variable_part): ... this.
6129 (clobber_slot_part): New, split out of...
6130 (clobber_variable_part): ... this.
6131 (delete_slot_part): New, split out of...
6132 (delete_variable_part): .... this.
6133 (check_wrap_constant): New.
6134 (vt_expand_loc_callback): New.
6135 (vt_expand_loc): New.
6136 (emit_note_insn_var_location): Adjust. Handle values. Handle
6137 EMIT_NOTE_AFTER_CALL_INSN.
6138 (emit_notes_for_differences_1): Adjust. Handle values.
6139 (emit_notes_for_differences_2): Likewise.
6140 (emit_notes_for_differences): Adjust.
6141 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6142 Adjust. Handle new micro-ops.
6143 (vt_add_function_parameters): Adjust. Create and bind values.
6144 (vt_initialize): Adjust. Initialize scratch_regs and
6145 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6146 operations. Move some code to count_with_sets and add_with_sets.
6147 (delete_debug_insns): New.
6148 (vt_debug_insns_local): New.
6149 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6151 (var_tracking_main): If var-tracking-assignments is enabled
6152 but var-tracking isn't, delete debug insns and leave. Likewise
6153 if we exceed limits or fail the stack adjustments tests, and
6154 after all var-tracking processing.
6155 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6156 (dataflow_set): Add traversed_vars.
6157 (value_chain, const_value_chain): New typedefs.
6158 (value_chain_pool, value_chains): New variables.
6159 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6160 add_value_chains, add_cselib_value_chains, remove_value_chain,
6161 remove_value_chains, remove_cselib_value_chains): New functions.
6162 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6163 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6165 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6166 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6167 (dst_can_be_shared): New variable.
6168 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6169 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6170 different from set->vars, look up slot again instead of using the
6172 (dataflow_set_init): Initialize traversed_vars.
6173 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6174 lookup if set->vars is shared. Don't keep slot cleared before
6175 calling unshare_variable. Unshare set->vars if needed. Adjust
6176 unshare_variable callers. Clear dst_can_be_shared if needed.
6177 Even ->refcount == 1 vars must be unshared if set->vars is shared
6178 and var needs to be modified.
6179 (dataflow_set_union): Set traversed_vars during canonicalization.
6180 (VALUE_CHANGED, DECL_CHANGED): Define.
6181 (set_dv_changed, dv_changed_p): New static inlines.
6182 (track_expr_p): Clear DECL_CHANGED.
6183 (dump_dataflow_sets): Set it.
6184 (variable_was_changed): Call set_dv_changed.
6185 (emit_note_insn_var_location): Likewise.
6186 (changed_variables_stack): New variable.
6187 (check_changed_vars_1, check_changed_vars_2): New functions.
6188 (emit_notes_for_changes): Do nothing if changed_variables is
6189 empty. Traverse changed_variables with check_changed_vars_1,
6190 call check_changed_vars_2 on each changed_variables_stack entry.
6191 (emit_notes_in_bb): Add SET argument. Just clear it at the
6192 beginning, use it instead of local &set, don't destroy it at the end.
6193 (vt_emit_notes): Call dataflow_set_clear early on all
6194 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6195 computed set, dataflow_set_clear also VTI(bb)->in when we are
6196 done with the basic block. Initialize changed_variables_stack,
6197 free it afterwards. If ENABLE_CHECKING verify that after noting
6198 differences to an empty set value_chains hash table is empty.
6199 (vt_initialize): Initialize value_chains and value_chain_pool.
6200 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6201 (variable_tracking_main): Call dump_dataflow_sets before calling
6202 vt_emit_notes, not after it.
6203 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6204 (propagate_var_def_into_debug_stmts): Declare.
6205 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6206 (df_set_note): Reject debug insns.
6207 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6208 add notes to debug insns.
6209 (df_note_bb_compute): Adjust. Likewise.
6210 (df_simulate_uses): Skip debug insns.
6211 (df_simulate_initialize_backwards): Likewise.
6212 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6213 (subst_stack_regs_pat): Reject debug insns.
6214 (convert_regs_1): Handle debug insns.
6215 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6216 (print-rtl.o): Depend on cselib.h.
6217 (cselib.o): Depend on TREE_PASS_H.
6218 (var-tracking.o): Depend on cselib.h and TARGET_H.
6219 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6220 (init_ready_list): Skip boundary debug insns.
6221 (add_branch_dependences): Skip debug insns.
6222 (free_block_dependencies): Check for blocks with only debug insns.
6223 (compute_priorities): Likewise.
6224 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6225 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6227 (gimple_build_debug_bind_stat): New.
6228 (empty_body_p): Skip debug stmts.
6229 (gimple_has_side_effects): Likewise.
6230 (gimple_rhs_has_side_effects): Likewise.
6231 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6232 (gimple_build_debug_bind_stat): Declare.
6233 (gimple_build_debug_bind): Define.
6234 (is_gimple_debug): New.
6235 (gimple_debug_bind_p): New.
6236 (gimple_debug_bind_get_var): New.
6237 (gimple_debug_bind_get_value): New.
6238 (gimple_debug_bind_get_value_ptr): New.
6239 (gimple_debug_bind_set_var): New.
6240 (gimple_debug_bind_set_value): New.
6241 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6242 (gimple_debug_bind_reset_value): New.
6243 (gimple_debug_bind_has_value_p): New.
6244 (gsi_next_nondebug): New.
6245 (gsi_prev_nondebug): New.
6246 (gsi_start_nondebug_bb): New.
6247 (gsi_last_nondebug_bb): New.
6248 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6249 (print_insn): Handle DEBUG_INSN.
6250 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6251 of first insn prevail.
6252 (first_stmt): Skip debug stmts.
6253 (first_non_label_stmt): Likewise.
6254 (last_stmt): Likewise.
6255 (has_zero_uses_1): New.
6256 (single_imm_use_1): New.
6257 (verify_gimple_debug): New.
6258 (verify_types_in_gimple_stmt): Handle debug stmts.
6259 (verify_stmt): Likewise.
6260 (debug_loop_num): Skip debug stmts.
6261 (remove_edge_and_dominated_blocks): Remove dominators last.
6262 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6263 (linearize_expr): Likewise.
6264 * config/i386/i386.c (ix86_delegitimize_address): Call
6265 default implementation.
6266 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6267 (group_barrier_needed): Skip debug insns.
6268 (emit_insn_group_barriers): Likewise.
6269 (emit_all_insn_group_barriers): Likewise.
6270 (ia64_variable_issue): Handle debug insns.
6271 (ia64_dfa_new_cycle): Likewise.
6272 (final_emit_insn_group_barriers): Skip debug insns.
6273 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6274 def cfa without frame.
6275 (process_set): Likewise.
6276 (process_for_unwind_directive): Pass frame on.
6277 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6278 (rs6000_delegitimize_address): New.
6279 (rs6000_debug_adjust_cost): Handle debug insns.
6280 (is_microcoded_insn): Likewise.
6281 (is_cracked_insn): Likewise.
6282 (is_nonpipeline_insn): Likewise.
6283 (insn_must_be_first_in_group): Likewise.
6284 (insn_must_be_last_in_group): Likewise.
6285 (force_new_group): Likewise.
6286 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6287 contains only debug insns.
6288 (rtl_merge_blocks): Skip debug insns.
6289 (purge_dead_edges): Likewise.
6290 (rtl_block_ends_with_call_p): Skip debug insns.
6291 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6292 (mark_reg_dependencies): Skip debug insns.
6293 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6294 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6295 * tree-ssa-threadedge.c
6296 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6297 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6298 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6299 (copyprop_hardreg_forward_1): Handle debug insns.
6300 * reload1.c (reload): Skip debug insns. Replace unassigned
6301 pseudos in debug insns with their equivalences.
6302 (eliminate_regs_in_insn): Skip debug insns.
6303 (emit_input_reload_insns): Skip debug insns at first, adjust
6305 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6306 (get_indirect_ref_operands): Pass opf_no_vops on.
6307 (get_expr_operands): Likewise. Skip debug stmts.
6308 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6310 2009-09-01 Richard Henderson <rth@redhat.com>
6312 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6313 stmt_ends_pp_p statements at least once.
6314 * tree-vrp.c (vrp_initialize): Likewise.
6315 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6317 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6320 Fix AIX bootstrap after PR debug/30161
6321 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6322 that is a GNU extension.
6323 (tmpl_value_parm_die_table): Move the definition of this global
6324 outside #ifdef DWARF2_DEBUGGING_INFO region.
6326 2009-09-01 Richard Guenther <rguenther@suse.de>
6328 * tree.c (tree_expr_size): New function.
6329 * tree.h (tree_expr_size): Declare.
6330 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6331 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6332 * langhooks.c (lhd_expr_size): Remove.
6333 * langhooks.h (struct lang_hooks): Remove expr_size.
6334 * explow.c (expr_size): Use tree_expr_size.
6335 (int_expr_size): Likewise.
6336 * langhooks-def.h (lhd_expr_size): Remove.
6337 (LANG_HOOKS_EXPR_SIZE): Likewise.
6338 (LANG_HOOKS_INITIALIZER): Adjust.
6340 2009-09-01 Richard Guenther <rguenther@suse.de>
6342 * tree-flow.h (mark_addressable): Move declaration ...
6343 * tree.h (mark_addressable): ... here.
6344 * stmt.c (expand_asm_operands): Use mark_addressable, not
6345 lang_hooks.mark_addressable.
6346 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6347 LANG_HOOKS_MARK_ADDRESSABLE.
6348 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6349 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6351 2009-08-31 Chris Demetriou <cgd@google.com>
6353 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6354 vectorize if not TARGET_SSE2.
6356 2009-08-31 DJ Delorie <dj@redhat.com>
6358 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6359 registers if no coprocessor is enabled.
6361 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6364 * cgraph.h (cgraph_get_node): Declare ...
6365 * cgraph.c (cgraph_get_node): ... new function.
6366 * dwarf2out.c (gen_generic_params_dies,
6367 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6368 make_ith_pack_parameter_name,
6369 append_entry_to_tmpl_value_parm_die_table,
6370 gen_remaining_tmpl_value_param_die_attribute): New functions.
6371 (gen_subprogram_die): Generate debug info for template parameters
6372 if debug info level is higher than DINFO_LEVEL_TERSE.
6373 Use tree_add_const_value_attribute_for_decl instead of
6374 tree_add_const_value_attribute.
6375 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6376 instead of tree_add_const_value_attribute.
6377 (gen_struct_or_union_type_die): Generate debug
6378 info for template parameters if debug info level is higher than
6380 (tree_add_const_value_attribute): Handle integral and pointer
6381 constants. Update comment.
6382 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6383 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6384 (reference_to_unused): Fix thinko. Remove redundant predicates from
6386 (tree_add_const_value_attribute): Make this work for constant
6388 tree_add_const_value_attribute_for_decl is to be used for variable
6390 (add_location_or_const_value_attribute): Use
6391 tree_add_const_value_attribute_for_decl now.
6392 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6393 DW_TAG_template_value_param DIEs after function DIEs have been
6395 * langhooks.h (lang_hooks_for_types): Add
6396 get_argument_pack_elems.
6397 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6398 (lang_hooks): Added get_innermost_generic_parms,
6399 get_innermost_generic_args.
6400 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6401 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6402 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6403 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6405 2009-08-31 DJ Delorie <dj@redhat.com>
6407 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6408 it once we start generating the prologue or epilogue.
6409 (mep_call_saves_register): If the frame is locked, re-use
6411 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6412 (mep_expand_prologue): Call it.
6413 (mep_expand_epilogue): Likewise.
6414 (mep_start_function): Use the same logic as mep_expand_prologue.
6415 (mep_pass_by_reference): Make logic more readable.
6416 (mep_return_in_memory): Zero-sized objects are passed in memory.
6417 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6419 2009-08-31 Richard Guenther <rguenther@suse.de>
6421 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6422 to query if the memory regions for memmove overlap.
6423 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6424 asserts on pointers, instead deal with odd trees.
6425 (ptr_derefs_may_alias_p): Likewise.
6426 (refs_may_alias_p_1): Constructor bases also never alias.
6428 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6430 * doc/install.texi (Final install): Adjust reference on where to
6431 order printed manuals.
6433 2009-08-30 Olivier Hainque <hainque@adacore.com>
6435 * dwarf2out.c (switch_to_frame_table_section): Move
6436 definition prior to first use.
6438 2009-08-30 Richard Guenther <rguenther@suse.de>
6440 PR tree-optimization/41186
6441 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6442 (ao_ref_init_from_ptr_and_size): New function.
6443 (ref_maybe_used_by_call_p_1): Be more precise tracking
6444 used ranges for builtin functions.
6445 (ref_maybe_used_by_call_p): Adjust.
6446 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6447 ranges for builtin functions.
6448 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6450 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6453 * fwprop.c (get_reg_use_in): Delete.
6454 (free_load_extend): New function.
6455 (forward_propagate_subreg): Use it.
6457 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6459 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6461 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6464 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6467 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6469 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6470 fini or fini_array section.
6472 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6474 * graphite-dependences.c (graphite_legal_transform_bb): Call
6475 pbb_remove_duplicate_pdrs.
6476 * graphite-poly.c (can_collapse_pdr): Removed.
6477 (pdr_find_duplicate): Removed.
6478 (can_collapse_pdrs): New.
6479 (pbb_remove_duplicate_pdrs): New.
6480 (new_poly_dr): Do not look for duplicates.
6481 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6482 (PBB_PDR_DUPLICATES_REMOVED): New.
6483 (pbb_remove_duplicate_pdrs): Declared.
6485 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6487 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6488 the strides by multiplying by PDR_NB_REFS.
6489 * graphite-poly.c (can_collapse_pdr): New.
6490 (pdr_find_duplicate): New.
6491 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6492 Initialize PDR_NB_REFS.
6493 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6495 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6497 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6500 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6503 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6505 * graphite-dependences.c (pddr_original_scattering): Return NULL
6506 for read-read dependence relations.
6507 * graphite-poly.h (enum poly_dr_type): Fix comment.
6510 (pdr_may_write_p): New.
6512 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6514 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6515 (struct poly_dr): Same.
6516 (new_poly_dr): Same.
6517 * graphite-poly.c (new_poly_dr): Same.
6518 * graphite-dependences.c (dot_deps): Disable call to system.
6520 2009-08-28 Cary Coutant <ccoutant@google.com>
6523 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6524 struct/union/enum types local to a function.
6526 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6527 Sebastian Pop <sebastian.pop@amd.com>
6529 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6530 pbb_strip_mine_time_depth. Changed the implementation so that
6531 transformation is expressed as a transformation on
6532 time (scatttering) dimensions. Also, ensures that the 2d+1
6533 scheduling format is preserved.
6534 (pbb_strip_mine_profitable_p): Profitability is based on the
6535 iteration number of a given time (scattering) dimension,
6536 and not on a original loop depth dimension.
6537 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6538 (pbb_do_strip_mine): Call psct_dynamic_dim.
6539 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6540 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6541 (pbb_nb_dynamic_scattering_transform): New.
6542 (psct_dynamic_dim): New.
6544 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6546 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6547 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6548 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6549 * graphite-interchange.c (build_linearized_memory_access): Same.
6550 (memory_stride_in_loop): Same.
6552 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6554 * graphite-dependences.c (pddr_original_scattering): New.
6555 (graphite_legal_transform_dr): Call pddr_original_scattering.
6558 * graphite-dependences.h (dot_deps): Declared.
6559 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6560 (print_pdr): Print PDR_ID.
6561 * graphite-poly.h (struct poly_dr): Add field id.
6564 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6566 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6568 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6569 not delete the original dependence relation.
6571 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6573 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6574 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6575 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6576 (free_poly_ddr): New.
6577 (pddr_is_empty): New.
6578 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6579 (dependence_polyhedron): Same. Remove useless gcc_assert.
6581 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6582 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6583 * graphite-dependences.h (enum poly_dependence_kind): New.
6584 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6585 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6586 (PDRP_SINK): Renamed PDDR_SINK.
6587 (PDRP_DDP): Renamed PDDR_DDP.
6589 (free_poly_ddr): Declared.
6590 * graphite-poly.c (new_scop): Use the new hash function names.
6591 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6592 into original_pddrs.
6593 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6595 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6597 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6598 bounds with LT_EXPR to make niter analysis more precise on code
6599 generated by Graphite.
6601 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6603 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6604 (graphite_legal_transform_bb): Same.
6605 (poly_drs_may_alias_p): Same.
6607 2009-08-28 Richard Guenther <rguenther@suse.de>
6609 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6611 2009-08-28 Jan Beulich <jbeulich@novell.com>
6613 * config/i386/netware.c: Include langhooks.h.
6614 (i386_nlm_encode_section_info): Simplify.
6615 (netware_override_options): Delete.
6616 * config/i386/netware.h (netware_override_options): Delete
6618 (OVERRIDE_OPTIONS): Delete definition.
6619 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6620 (ASM_COMMENT_START): Define.
6621 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6623 2009-08-28 Jan Beulich <jbeulich@novell.com>
6625 * configure.ac: For in-tree ld, do a plain version check to
6626 determine whether comdat groups are supported.
6627 * configure: Regenerate.
6629 2009-08-28 Olivier Hainque <hainque@adacore.com>
6631 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6632 always defined. Reflect definition or absence of such for
6633 COLLECT_EXPORT_LIST. Readability helper.
6634 (scanfilter): New enum, to help control what symbols
6635 are to be considered or ignored by scan_prog_file.
6636 (enum pass): Rename as "scanpass", moved together with scanfilter
6637 prior to scan_prog_file's prototype.
6638 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6639 Group prototype with the scanpass/scanfilter definitions, factorize
6640 head comments for the several implementations at the prototype.
6641 (main): Reorganize the first pass link control to let AIX
6642 drag only the needed frame tables in executables. Prevent
6643 frame tables collection during the scan aimed at static ctors.
6644 Pre-link and scan for frame tables later to compensate.
6645 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6646 A C statement to issue assembly directives that create a reference
6647 to the given DWARF table identifier label from the current function
6649 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6650 to differentiate first time section entry. Only emit a .data
6651 tables start identifier label the first time around.
6652 (switch_to_frame_table_section): New function. Helper for
6653 output_call_frame_info to switch possibly BACK into the eh_frame
6654 or the debug_frame section depending on FOR_EH.
6655 (output_call_frame_info): Use helper to first enter the proper
6657 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6658 emit a link to the frame table start label from each function
6660 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6661 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6662 * config/rs6000/rs6000-protos.h: Declare it.
6663 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6665 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6667 * config/sh/sh.c (split_branches): Check the result of
6670 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6672 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6673 using -pthread -fopenmp
6675 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6677 * doc/service.texi (service directory): Update URL.
6679 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6681 PR rtl-optimization/40861
6682 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6683 extract word from a multi-word subreg for negative byte positions.
6685 2009-08-27 Tristan Gingold <gingold@adacore.com>
6686 Douglas B Rupp <rupp@gnat.com>
6688 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6689 (SECTION_VMS_OVERLAY): Define.
6690 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6692 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6694 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6695 common_object declarations.
6696 (ia64_section_type_flags): Set section flag for common_object.
6697 * config/ia64/ia64-protos.h
6698 (ia64_vms_output_aligned_decl_common): Declare.
6699 (ia64_vms_elf_asm_named_section): Declare.
6701 2009-08-27 Michael Matz <matz@suse.de>
6703 * expr.c (expand_expr_real_2): New function taking exploded
6704 unary or binary expression, split out from ...
6705 (expand_expr_real_1): ... here. Move over all unary/binary
6706 switch parts to above function, in particular these codes:
6707 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6708 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6709 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6710 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6711 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6712 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6713 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6714 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6715 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6716 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6717 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6718 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6719 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6720 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6721 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6722 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6723 VEC_PACK_FIX_TRUNC_EXPR.
6724 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6727 2009-08-27 Richard Guenther <rguenther@suse.de>
6729 * gengtype.c (main): Handle uint64_t.
6730 * ipa-utils.c (get_base_var): Indent properly.
6731 * tree-ssa-live.c (debug_scope_block): New function.
6732 * tree-flow.h (debug_scope_block): Declare.
6733 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6734 * basic-block.h (enum profile_status): Rename to
6735 enum profile_status_d.
6736 (x_profile_status): Adjust type.
6738 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6741 * dwarf2out.c (get_context_die): Declare this static function.
6742 (gen_type_die_with_usage): Make sure a DIE is a generated for
6743 the context of a typedef.
6745 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6747 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6750 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6752 * config/mips/mips-protos.h (mips_output_sync): Declare.
6753 (mips_sync_loop_insns): Likewise.
6754 (mips_output_sync_loop): Replace first two parameters with an rtx.
6755 * config/mips/mips.c (mips_multi_member): New structure.
6756 (mips_multi_members): New variable.
6757 (mips_multi_start): New function.
6758 (mips_multi_add): Likewise.
6759 (mips_multi_add_insn): Likewise.
6760 (mips_multi_add_label): Likewise.
6761 (mips_multi_last_index): Likewise.
6762 (mips_multi_copy_insn): Likewise.
6763 (mips_multi_set_operand): Likewise.
6764 (mips_multi_write): Likewise.
6765 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6766 (mips_init_print_operand_punct): Update accordingly.
6767 (mips_start_ll_sc_sync_block): New function.
6768 (mips_end_ll_sc_sync_block): Likewise.
6769 (mips_output_sync): Likewise.
6770 (mips_sync_insn1_template): Likewise.
6771 (mips_sync_insn2_template): Likewise.
6772 (mips_get_sync_operand): Likewise.
6773 (mips_process_sync_loop): Likewise.
6774 (mips_output_sync_loop): Use mips_process_sync_loop.
6775 (mips_sync_loop_insns): New function.
6776 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6777 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6778 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6779 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6780 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6781 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6782 (MIPS_SYNC_OLD_OP_12): Likewise.
6783 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6784 (MIPS_SYNC_NEW_OP_12): Likewise.
6785 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6786 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6787 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6788 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6789 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6790 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6791 * config/mips/mips.md (sync_mem): New attribute.
6792 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6793 (sync_exclusive_mask, sync_required_oldval): Likewise.
6794 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6795 (sync_release_barrier): Likewise.
6796 (length): Handle sync loops.
6797 (sync): Use mips_output_sync.
6798 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6799 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6800 and use mips_output_sync_loop.
6801 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6802 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6803 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6804 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6805 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6806 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6807 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6808 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6809 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6811 2009-08-26 Richard Guenther <rguenther@suse.de>
6814 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6815 the types to not match.
6816 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6818 * tree-ssa.c (useless_type_conversion_p): Conversions to
6819 pointers to unprototyped functions are useless.
6821 2009-08-26 Richard Guenther <rguenther@suse.de>
6823 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6824 whole-program condition, prepare to be called for non-globals.
6825 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6826 params build a representative with known type and track its fields.
6828 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6830 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6831 clearing by a taken branch.
6832 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6833 effectively after bbro pass.
6834 (sync_nand<mode>): Ditto.
6835 (sync_old_<fetchop_name><mode>): Ditto.
6836 (sync_old_nand<mode>): Ditto.
6837 (sync_new_<fetchop_name><mode>): Dito.
6838 (sync_new_nand<mode>): Ditto.
6839 (sync_compare_and_swap<mode>_1): Ditto.
6840 (*sync_compare_and_swap<mode>): Ditto.
6841 (sync_lock_test_and_set<mode>_1): Ditto.
6842 ("sync_lock_test_and_set<mode>): Ditto.
6844 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6846 * hwint.h (HOST_LONG_FORMAT): New macro
6847 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6848 Use HOST_PTR_PRINTF.
6849 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6850 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6851 (HOST_PTR_PRINTF): Document.
6853 2009-08-25 Jan Hubicka <jh@suse.cz>
6855 * config/i386/bmmintrin.h: Replace by #error.
6858 Michael Meissner <michael.meissner@amd.com>
6859 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6860 Tony Linthicum <tony.linthicum@amd.com>
6862 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6863 (TARGET_ROUND): New macro for the round/ptest instructions which
6864 are shared between SSE4.1 and SSE5.
6865 (OPTION_MASK_ISA_ROUND): Ditto.
6866 (OPTION_ISA_ROUND): Ditto.
6867 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6868 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6870 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6871 (-mfused-madd): New switch to give users control over whether the
6872 compiler optimizes to use the multiply/add SSE5 instructions.
6874 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6875 (ix86_handle_option): Turn off 3dnow if -msse5.
6876 (override_options): Add SSE5 support.
6877 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6879 (ix86_expand_sse_movcc): Add SSE5 support.
6880 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6881 vector type to the next largest size.
6882 (ix86_expand_sse5_pack): New function to use pperm to pack a
6883 vector type to the next smallest size.
6884 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6885 (IX86_BUILTIN_FMADDSD): Ditto.
6886 (IX86_BUILTIN_FMADDPS): Ditto.
6887 (IX86_BUILTIN_FMADDPD): Ditto.
6888 (IX86_BUILTIN_FMSUBSS): Ditto.
6889 (IX86_BUILTIN_FMSUBSD): Ditto.
6890 (IX86_BUILTIN_FMSUBPS): Ditto.
6891 (IX86_BUILTIN_FMSUBPD): Ditto.
6892 (IX86_BUILTIN_FNMADDSS): Ditto.
6893 (IX86_BUILTIN_FNMADDSD): Ditto.
6894 (IX86_BUILTIN_FNMADDPS): Ditto.
6895 (IX86_BUILTIN_FNMADDPD): Ditto.
6896 (IX86_BUILTIN_FNMSUBSS): Ditto.
6897 (IX86_BUILTIN_FNMSUBSD): Ditto.
6898 (IX86_BUILTIN_FNMSUBPS): Ditto.
6899 (IX86_BUILTIN_FNMSUBPD): Ditto.
6900 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6901 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6902 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6903 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6904 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6905 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6906 (IX86_BUILTIN_PPERM): Ditto.
6907 (IX86_BUILTIN_PERMPS): Ditto.
6908 (IX86_BUILTIN_PERMPD): Ditto.
6909 (IX86_BUILTIN_PMACSSWW): Ditto.
6910 (IX86_BUILTIN_PMACSWW): Ditto.
6911 (IX86_BUILTIN_PMACSSWD): Ditto.
6912 (IX86_BUILTIN_PMACSWD): Ditto.
6913 (IX86_BUILTIN_PMACSSDD): Ditto.
6914 (IX86_BUILTIN_PMACSDD): Ditto.
6915 (IX86_BUILTIN_PMACSSDQL): Ditto.
6916 (IX86_BUILTIN_PMACSSDQH): Ditto.
6917 (IX86_BUILTIN_PMACSDQL): Ditto.
6918 (IX86_BUILTIN_PMACSDQH): Ditto.
6919 (IX86_BUILTIN_PMADCSSWD): Ditto.
6920 (IX86_BUILTIN_PMADCSWD): Ditto.
6921 (IX86_BUILTIN_PHADDBW): Ditto.
6922 (IX86_BUILTIN_PHADDBD): Ditto.
6923 (IX86_BUILTIN_PHADDBQ): Ditto.
6924 (IX86_BUILTIN_PHADDWD): Ditto.
6925 (IX86_BUILTIN_PHADDWQ): Ditto.
6926 (IX86_BUILTIN_PHADDDQ): Ditto.
6927 (IX86_BUILTIN_PHADDUBW): Ditto.
6928 (IX86_BUILTIN_PHADDUBD): Ditto.
6929 (IX86_BUILTIN_PHADDUBQ): Ditto.
6930 (IX86_BUILTIN_PHADDUWD): Ditto.
6931 (IX86_BUILTIN_PHADDUWQ): Ditto.
6932 (IX86_BUILTIN_PHADDUDQ): Ditto.
6933 (IX86_BUILTIN_PHSUBBW): Ditto.
6934 (IX86_BUILTIN_PHSUBWD): Ditto.
6935 (IX86_BUILTIN_PHSUBDQ): Ditto.
6936 (IX86_BUILTIN_PROTB): Ditto.
6937 (IX86_BUILTIN_PROTW): Ditto.
6938 (IX86_BUILTIN_PROTD): Ditto.
6939 (IX86_BUILTIN_PROTQ): Ditto.
6940 (IX86_BUILTIN_PROTB_IMM): Ditto.
6941 (IX86_BUILTIN_PROTW_IMM): Ditto.
6942 (IX86_BUILTIN_PROTD_IMM): Ditto.
6943 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6944 (IX86_BUILTIN_PSHLB): Ditto.
6945 (IX86_BUILTIN_PSHLW): Ditto.
6946 (IX86_BUILTIN_PSHLD): Ditto.
6947 (IX86_BUILTIN_PSHLQ): Ditto.
6948 (IX86_BUILTIN_PSHAB): Ditto.
6949 (IX86_BUILTIN_PSHAW): Ditto.
6950 (IX86_BUILTIN_PSHAD): Ditto.
6951 (IX86_BUILTIN_PSHAQ): Ditto.
6952 (IX86_BUILTIN_FRCZSS): Ditto.
6953 (IX86_BUILTIN_FRCZSD): Ditto.
6954 (IX86_BUILTIN_FRCZPS): Ditto.
6955 (IX86_BUILTIN_FRCZPD): Ditto.
6956 (IX86_BUILTIN_CVTPH2PS): Ditto.
6957 (IX86_BUILTIN_CVTPS2PH): Ditto.
6958 (IX86_BUILTIN_COMEQSS): Ditto.
6959 (IX86_BUILTIN_COMNESS): Ditto.
6960 (IX86_BUILTIN_COMLTSS): Ditto.
6961 (IX86_BUILTIN_COMLESS): Ditto.
6962 (IX86_BUILTIN_COMGTSS): Ditto.
6963 (IX86_BUILTIN_COMGESS): Ditto.
6964 (IX86_BUILTIN_COMUEQSS): Ditto.
6965 (IX86_BUILTIN_COMUNESS): Ditto.
6966 (IX86_BUILTIN_COMULTSS): Ditto.
6967 (IX86_BUILTIN_COMULESS): Ditto.
6968 (IX86_BUILTIN_COMUGTSS): Ditto.
6969 (IX86_BUILTIN_COMUGESS): Ditto.
6970 (IX86_BUILTIN_COMORDSS): Ditto.
6971 (IX86_BUILTIN_COMUNORDSS): Ditto.
6972 (IX86_BUILTIN_COMFALSESS): Ditto.
6973 (IX86_BUILTIN_COMTRUESS): Ditto.
6974 (IX86_BUILTIN_COMEQSD): Ditto.
6975 (IX86_BUILTIN_COMNESD): Ditto.
6976 (IX86_BUILTIN_COMLTSD): Ditto.
6977 (IX86_BUILTIN_COMLESD): Ditto.
6978 (IX86_BUILTIN_COMGTSD): Ditto.
6979 (IX86_BUILTIN_COMGESD): Ditto.
6980 (IX86_BUILTIN_COMUEQSD): Ditto.
6981 (IX86_BUILTIN_COMUNESD): Ditto.
6982 (IX86_BUILTIN_COMULTSD): Ditto.
6983 (IX86_BUILTIN_COMULESD): Ditto.
6984 (IX86_BUILTIN_COMUGTSD): Ditto.
6985 (IX86_BUILTIN_COMUGESD): Ditto.
6986 (IX86_BUILTIN_COMORDSD): Ditto.
6987 (IX86_BUILTIN_COMUNORDSD): Ditto.
6988 (IX86_BUILTIN_COMFALSESD): Ditto.
6989 (IX86_BUILTIN_COMTRUESD): Ditto.
6990 (IX86_BUILTIN_COMEQPS): Ditto.
6991 (IX86_BUILTIN_COMNEPS): Ditto.
6992 (IX86_BUILTIN_COMLTPS): Ditto.
6993 (IX86_BUILTIN_COMLEPS): Ditto.
6994 (IX86_BUILTIN_COMGTPS): Ditto.
6995 (IX86_BUILTIN_COMGEPS): Ditto.
6996 (IX86_BUILTIN_COMUEQPS): Ditto.
6997 (IX86_BUILTIN_COMUNEPS): Ditto.
6998 (IX86_BUILTIN_COMULTPS): Ditto.
6999 (IX86_BUILTIN_COMULEPS): Ditto.
7000 (IX86_BUILTIN_COMUGTPS): Ditto.
7001 (IX86_BUILTIN_COMUGEPS): Ditto.
7002 (IX86_BUILTIN_COMORDPS): Ditto.
7003 (IX86_BUILTIN_COMUNORDPS): Ditto.
7004 (IX86_BUILTIN_COMFALSEPS): Ditto.
7005 (IX86_BUILTIN_COMTRUEPS): Ditto.
7006 (IX86_BUILTIN_COMEQPD): Ditto.
7007 (IX86_BUILTIN_COMNEPD): Ditto.
7008 (IX86_BUILTIN_COMLTPD): Ditto.
7009 (IX86_BUILTIN_COMLEPD): Ditto.
7010 (IX86_BUILTIN_COMGTPD): Ditto.
7011 (IX86_BUILTIN_COMGEPD): Ditto.
7012 (IX86_BUILTIN_COMUEQPD): Ditto.
7013 (IX86_BUILTIN_COMUNEPD): Ditto.
7014 (IX86_BUILTIN_COMULTPD): Ditto.
7015 (IX86_BUILTIN_COMULEPD): Ditto.
7016 (IX86_BUILTIN_COMUGTPD): Ditto.
7017 (IX86_BUILTIN_COMUGEPD): Ditto.
7018 (IX86_BUILTIN_COMORDPD): Ditto.
7019 (IX86_BUILTIN_COMUNORDPD): Ditto.
7020 (IX86_BUILTIN_COMFALSEPD): Ditto.
7021 (IX86_BUILTIN_COMTRUEPD): Ditto.
7022 (IX86_BUILTIN_PCOMEQUB): Ditto.
7023 (IX86_BUILTIN_PCOMNEUB): Ditto.
7024 (IX86_BUILTIN_PCOMLTUB): Ditto.
7025 (IX86_BUILTIN_PCOMLEUB): Ditto.
7026 (IX86_BUILTIN_PCOMGTUB): Ditto.
7027 (IX86_BUILTIN_PCOMGEUB): Ditto.
7028 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7029 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7030 (IX86_BUILTIN_PCOMEQUW): Ditto.
7031 (IX86_BUILTIN_PCOMNEUW): Ditto.
7032 (IX86_BUILTIN_PCOMLTUW): Ditto.
7033 (IX86_BUILTIN_PCOMLEUW): Ditto.
7034 (IX86_BUILTIN_PCOMGTUW): Ditto.
7035 (IX86_BUILTIN_PCOMGEUW): Ditto.
7036 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7037 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7038 (IX86_BUILTIN_PCOMEQUD): Ditto.
7039 (IX86_BUILTIN_PCOMNEUD): Ditto.
7040 (IX86_BUILTIN_PCOMLTUD): Ditto.
7041 (IX86_BUILTIN_PCOMLEUD): Ditto.
7042 (IX86_BUILTIN_PCOMGTUD): Ditto.
7043 (IX86_BUILTIN_PCOMGEUD): Ditto.
7044 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7045 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7046 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7047 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7048 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7049 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7050 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7051 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7052 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7053 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7054 (IX86_BUILTIN_PCOMEQB): Ditto.
7055 (IX86_BUILTIN_PCOMNEB): Ditto.
7056 (IX86_BUILTIN_PCOMLTB): Ditto.
7057 (IX86_BUILTIN_PCOMLEB): Ditto.
7058 (IX86_BUILTIN_PCOMGTB): Ditto.
7059 (IX86_BUILTIN_PCOMGEB): Ditto.
7060 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7061 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7062 (IX86_BUILTIN_PCOMEQW): Ditto.
7063 (IX86_BUILTIN_PCOMNEW): Ditto.
7064 (IX86_BUILTIN_PCOMLTW): Ditto.
7065 (IX86_BUILTIN_PCOMLEW): Ditto.
7066 (IX86_BUILTIN_PCOMGTW): Ditto.
7067 (IX86_BUILTIN_PCOMGEW): Ditto.
7068 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7069 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7070 (IX86_BUILTIN_PCOMEQD): Ditto.
7071 (IX86_BUILTIN_PCOMNED): Ditto.
7072 (IX86_BUILTIN_PCOMLTD): Ditto.
7073 (IX86_BUILTIN_PCOMLED): Ditto.
7074 (IX86_BUILTIN_PCOMGTD): Ditto.
7075 (IX86_BUILTIN_PCOMGED): Ditto.
7076 (IX86_BUILTIN_PCOMFALSED): Ditto.
7077 (IX86_BUILTIN_PCOMTRUED): Ditto.
7078 (IX86_BUILTIN_PCOMEQQ): Ditto.
7079 (IX86_BUILTIN_PCOMNEQ): Ditto.
7080 (IX86_BUILTIN_PCOMLTQ): Ditto.
7081 (IX86_BUILTIN_PCOMLEQ): Ditto.
7082 (IX86_BUILTIN_PCOMGTQ): Ditto.
7083 (IX86_BUILTIN_PCOMGEQ): Ditto.
7084 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7085 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7086 (enum multi_arg_type): New enum for describing the various SSE5
7087 intrinsic argument types.
7088 (bdesc_multi_arg): New table for SSE5 intrinsics.
7089 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7090 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7092 (ix86_expand_builtin): Add SSE5 intrinsic support.
7093 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7094 operand instructions.
7095 (ix86_expand_sse5_multiple_memory): New function to split the
7096 second memory reference from SSE5 instructions.
7097 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7098 (ix86_return_pops_args): Use stdarg_p to determine if the function
7099 has variable arguments.
7100 (ix86_setup_incoming_varargs): Ditto.
7101 (x86_this_parameter): Ditto.
7103 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7105 (ix86_expand_sse5_pack): Ditto.
7106 (ix86_sse5_valid_op_p): Ditto.
7107 (ix86_expand_sse5_multiple_memory): Ditto.
7109 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7110 constant for SSE5 support.
7111 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7112 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7113 (UNSPEC_SSE5_PERMUTE): Ditto.
7114 (UNSPEC_SSE5_ASHIFT): Ditto.
7115 (UNSPEC_SSE5_LSHIFT): Ditto.
7116 (UNSPEC_FRCZ): Ditto.
7117 (UNSPEC_CVTPH2PS): Ditto.
7118 (UNSPEC_CVTPS2PH): Ditto.
7119 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7121 (COM_FALSE_S): Ditto.
7122 (COM_FALSE_P): Ditto.
7123 (COM_TRUE_S): Ditto.
7124 (COM_TRUE_P): Ditto.
7125 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7126 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7128 (memory attribute): Ditto.
7129 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7130 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7131 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7132 (floor<mode>2): Ditto.
7133 (ceil<mode>2): Ditto.
7134 (btrunc<mode>2): Ditto.
7135 (nearbyintdf2): Ditto.
7136 (nearbyintsf2): Ditto.
7137 (sse_setccsf): Disable if SSE5.
7138 (sse_setccdf): Ditto.
7139 (sse5_setcc<mode>): New support for SSE5 conditional move.
7140 (sse5_pcmov_<mode>): Ditto.
7142 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7144 (SSEMODEF2P): Ditto.
7145 (ssemodesuffixf4): New mode attribute for SSE5.
7146 (ssemodesuffixf2s): Ditto.
7147 (ssemodesuffixf2c): Ditto.
7148 (sserotatemax): Ditto.
7149 (ssescalarmode): Ditto.
7150 (sse_maskcmpv4sf3): Disable if SSE5.
7151 (sse_maskcmpv2df3): Ditto.
7152 (sse_vmmaskcmpv4sf3): Ditto.
7153 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7154 (sse5_vmfmadd<mode>4): Ditto.
7155 (sse5_fmsub<mode>4): Ditto.
7156 (sse5_vmfmsub<mode>4): Ditto.
7157 (sse5_fnmadd<mode>4): Ditto.
7158 (sse5_vmfnmadd<mode>4): Ditto.
7159 (sse5_fnmsub<mode>4): Ditto.
7160 (sse5_vmfnmsub<mode>4): Ditto.
7161 (sse5i_fmadd<mode>4): Ditto.
7162 (sse5i_fmsub<mode>4): Ditto.
7163 (sse5i_fnmadd<mode>4): Ditto.
7164 (sse5i_fnmsub<mode>4): Ditto.
7165 (sse5i_vmfmadd<mode>4): Ditto.
7166 (sse5i_vmfmsub<mode>4): Ditto.
7167 (sse5i_vmfnmadd<mode>4): Ditto.
7168 (sse5i_vmfnmsub<mode>4): Ditto.
7169 (mulv16qi3): Add SSE5 support.
7171 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7172 (sse2_mulv4si3): Disable if SSE5.
7173 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7174 (sse4_1_roundps): Ditto.
7175 (sse4_1_roundsd): Ditto.
7176 (sse4_1_roundss): Ditto.
7177 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7179 (sse_maskcmpsf3): Ditto.
7180 (sse_vmmaskcmpv4sf3): Ditto.
7181 (sse2_maskcmpv2df3): Ditto.
7182 (sse2_maskcmpdf3): Ditto.
7183 (sse2_vmmaskcmpv2df3): Ditto.
7184 (sse2_eq<mode>3): Ditto.
7185 (sse2_gt<mode>3): Ditto.
7186 (sse5_pcmov_<mode>): Add SSE5 support.
7187 (vec_unpacku_hi_v16qi): Ditto.
7188 (vec_unpacks_hi_v16qi): Ditto.
7189 (vec_unpacku_lo_v16qi): Ditto.
7190 (vec_unpacks_lo_v16qi): Ditto.
7191 (vec_unpacku_hi_v8hi): Ditto.
7192 (vec_unpacks_hi_v8hi): Ditto.
7193 (vec_unpacku_lo_v8hi): Ditto.
7194 (vec_unpacks_lo_v8hi): Ditto.
7195 (vec_unpacku_hi_v4si): Ditto.
7196 (vec_unpacks_hi_v4si): Ditto.
7197 (vec_unpacku_lo_v4si): Ditto.
7198 (vec_unpacks_lo_v4si): Ditto.
7199 (sse5_pmacsww): New SSE5 intrinsic insn.
7200 (sse5_pmacssww): Ditto.
7201 (sse5_pmacsdd): Ditto.
7202 (sse5_pmacssdd): Ditto.
7203 (sse5_pmacssdql): Ditto.
7204 (sse5_pmacssdqh): Ditto.
7205 (sse5_pmacsdqh): Ditto.
7206 (sse5_pmacsswd): Ditto.
7207 (sse5_pmacswd): Ditto.
7208 (sse5_pmadcsswd): Ditto.
7209 (sse5_pmadcswd): Ditto.
7210 (sse5_pcmov_<move>): Conditional move support on SSE5.
7211 (sse5_phaddbw): New SSE5 intrinsic insn.
7212 (sse5_phaddbd): Ditto.
7213 (sse5_phaddbq): Ditto.
7214 (sse5_phaddwd): Ditto.
7215 (sse5_phaddwq): Ditto.
7216 (sse5_phadddq): Ditto.
7217 (sse5_phaddubw): Ditto.
7218 (sse5_phaddubd): Ditto.
7219 (sse5_phaddubq): Ditto.
7220 (sse5_phadduwd): Ditto.
7221 (sse5_phadduwq): Ditto.
7222 (sse5_phaddudq): Ditto.
7223 (sse5_phsubbw): Ditto.
7224 (sse5_phsubwd): Ditto.
7225 (sse5_phsubdq): Ditto.
7226 (sse5_pperm): Ditto.
7227 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7228 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7229 (sse5_pperm_sign_v8hi_v4si): Ditto.
7230 (sse5_pperm_zero_v8hi_v4si): Ditto.
7231 (sse5_pperm_sign_v4si_v2di): Ditto.
7232 (sse5_pperm_sign_v4si_v2di): Ditto.
7233 (sse5_pperm_pack_v2di_v4si): Ditto.
7234 (sse5_pperm_pack_v4si_v8hi): Ditto.
7235 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7236 (sse5_perm<mode>): New SSE5 intrinsic insn.
7237 (rotl<mode>3): Ditto.
7238 (sse5_rotl<mode>3): Ditto.
7239 (sse5_ashl<mode>3): Ditto.
7240 (sse5_lshl<mode>3): Ditto.
7241 (sse5_frcz<mode>2): Ditto.
7242 (sse5s_frcz<mode>2): Ditto.
7243 (sse5_cvtph2ps): Ditto.
7244 (sse5_cvtps2ph): Ditto.
7245 (sse5_vmmaskcmp<mode>3): Ditto.
7246 (sse5_com_tf<mode>3): Ditto.
7247 (sse5_maskcmp<mode>3): Ditto.
7248 (sse5_maskcmp_uns<mode>3): Ditto.
7249 (sse5_maskcmp_uns2<mode>3): Ditto.
7250 (sse5_pcom_tf<mode>3): Ditto.
7252 * config/i386/predicates.md (sse5_comparison_float_operator):
7253 New predicate to match the comparison operators supported by
7254 the SSE5 com instruction.
7255 (ix86_comparison_int_operator): New predicate to match just the
7256 signed int comparisons.
7257 (ix86_comparison_uns_operator): New predicate to match just the
7258 unsigned int comparisons.
7260 * doc/invoke.texi (-msse5): Add documentation.
7261 (-mfused-madd): Ditto.
7263 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7265 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7267 (x86_64-*-*): Ditto.
7269 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7271 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7272 intrinisics for SSE5.
7274 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7277 * config/i386/mmintrin-common.h: New file, to contain common
7278 instructions between SSE4.1 and SSE5.
7280 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7281 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7282 (gen_regparm_prefix): Ditto.
7284 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7285 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7286 prototype_p to determine if a function is prototyped.
7288 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7290 * c-common.c (c_common_reswords) add the alignof keyword,
7291 with same RID as __alignof and __alignof__
7293 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7295 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7296 * hooks.c (hook_bool_const_int_const_int_true): New function.
7297 * target.h (struct gcc_target): Add can_eliminate field.
7298 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7299 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7300 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7301 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7302 (elim_table): Revise comment.
7303 * system.h (CAN_ELIMINATE): Poison.
7304 * defaults.h (CAN_ELIMINATE): Remove.
7305 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7307 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7308 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7310 (alpha_vms_can_eliminate): Declare as static, change return type to
7312 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7314 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7315 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7316 (arm_can_eliminate): New function.
7318 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7319 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7320 (avr_can_eliminate): Declare as static.
7321 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7323 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7324 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7325 (bfin_can_eliminate): New function.
7327 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7328 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7329 (crx_can_eliminate): New function.
7331 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7332 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7333 (fr30_can_eliminate): New function.
7335 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7336 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7337 (frv_can_eliminate): New function.
7339 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7340 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7341 (h8300_can_eliminate): New function.
7343 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7344 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7345 (i386_can_eliminate): Declare as static, change return type to bool.
7346 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7348 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7349 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7350 (ia64_can_eliminate): New function.
7352 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7353 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7354 (iq2000_can_eliminate): New function.
7356 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7357 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7358 (m32r_can_eliminate): New function.
7360 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7361 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7362 (m68hc11_can_eliminate): New function.
7364 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7365 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7366 (m68k_can_eliminate): New function.
7368 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7369 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7370 (mep_can_eliminate): New function.
7372 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7373 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7374 (mips_can_eliminate): New function.
7376 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7377 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7378 (rs6000_can_eliminate): New function.
7380 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7381 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7382 (s390_can_eliminate): Declare as static.
7383 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7385 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7386 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7387 (score_can_eliminate): New function.
7389 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7390 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7391 (sparc_can_eliminate): Declare as static.
7392 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7394 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7395 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7396 (xstormy16_can_eliminate): New function.
7398 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7399 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7400 (v850_can_eliminate): New function.
7402 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7404 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7405 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7406 (*movdfcc_ext[1234]): Disable for IEEE mode.
7408 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7410 * gimplify.c (prepare_gimple_addressable): New static function.
7411 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7413 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7414 manually fiddling with it.
7416 2009-08-25 Michael Matz <matz@suse.de>
7418 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7419 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7421 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7422 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7423 (do_jump): Split out code for simple binary comparisons into ...
7424 (do_jump_1): ... this, taking the individual operands and code.
7425 Change callers to helper function above accordingly.
7426 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7429 2009-08-25 Michael Matz <matz@suse.de>
7431 * expr.h (struct separate_ops, sepops): New type for passing
7432 around an exploded simple expression.
7433 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7434 Use this structure instead of expression tree.
7435 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7436 expression, only its type.
7437 (expand_vec_cond_expr): Take type and individual operands instead
7439 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7440 expand_vec_shift_expr): Change prototype accordingly.
7441 * tree-vect-stmts.c (vectorizable_condition): Change call of
7442 expand_vec_cond_expr_p to pass only type.
7443 * expr.c (do_store_flags): Change prototype and implementation
7444 to take an exploded expression.
7445 (expand_expr_real_1): New local ops initialized with details
7446 of the full expression. Use it instead of full
7447 expression in calls to do_store_flags, expand_vec_cond_expr,
7448 expand_widen_pattern_expr and expand_vec_shift_expr.
7450 2009-08-25 Michael Matz <matz@suse.de>
7452 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7453 treeop2 initialized with first three operands of the full expression.
7454 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7456 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7458 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7459 (__gthread_objc_condition_allocate): Mark arguments as unused.
7460 (__gthread_objc_condition_deallocate): Likewise.
7461 (__gthread_objc_condition_wait): Likewise.
7462 (__gthread_objc_condition_broadcast): Likewise.
7463 (__gthread_objc_condition_signal): Likewise.
7464 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7465 (__gthread_objc_thread_id): Likewise.
7467 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7470 * tree-pretty-print.c (print_call_name): Print the correct call name
7471 for procedure pointer components.
7473 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7475 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7476 default_promote_function_mode when not VMS.
7478 2009-08-24 Olivier Hainque <hainque@adacore.com>
7480 * convert.c (convert_to_integer): Don't assume an input pointer is
7481 POINTER_SIZE wide. Fetch from the type instead.
7483 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7485 * configure.ac (AC_PREREQ): Bump to 2.64.
7487 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7489 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7490 (process_command): Don't search standard_exec_prefix_1 and
7491 standard_exec_prefix_2.
7493 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7495 * config/arm/arm.c (output_return_instruction): Handle for
7498 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7500 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7502 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7504 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7505 (*arm_movdf_vfp): Likewise.
7507 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7509 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7510 (vashr<mode>3): Rename from ashr<mode>3.
7511 (vlshr<mode>3): Rename from lshr<mode>3.
7513 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7516 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7517 (check_format_info_main): Use scalar_identify_flag.
7518 (check_format_types): Check for scalar size identity if
7519 scalar_identify_flag is set.
7520 (printf_length_specs): Extend by new field.
7521 (asm_fprintf_length_specs): Likewise.
7522 (gcc_diag_length_specs): Likewise.
7523 (scanf_length_specs): Likewise.
7524 (strfmon_length_specs): Likewise.
7525 (gcc_gfc_length_specs): Likewise.
7526 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7527 (ms_printf_flag_specs): Likewise.
7528 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7530 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7533 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7534 (*call_value_pop_1): Ditto.
7535 (*sibcall_pop_1): New insn pattern.
7536 (*sibcall_value_pop_1): Ditto.
7538 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7541 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7544 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7547 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7548 (get_reg_use_in): New function.
7549 (forward_propagate_subreg): Propagate through subreg of zero_extend
7552 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7554 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7555 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7557 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7559 * configure.ac: Remove --with-datarootdir, --with-docdir,
7560 --with-htmldir switches. No need to call AC_SUBST for
7561 datarootdir, docdir, htmldir any more.
7562 * configure: Regenerate.
7563 * doc/install.texi (Configuration): Document --datarootdir,
7564 --docdir, --htmldir, --pdfdir; update documentation for
7565 --infodir, --mandir.
7566 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7569 * aclocal.m4: Regenerate.
7570 * config.in: Regenerate.
7571 * configure: Regenerate.
7573 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7574 Olivier Hainque <hainque@adacore.com>
7576 * config/ia64/ia64.c: Include libfuncs.h.
7577 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7578 (ia64_expand_call): Use reg 25 on VMS.
7579 (ia64_initialize_trampoline): Fix for VMS ABI.
7580 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7581 (ia64_function_arg): Initialize reg 25 on VMS.
7582 Fix OpenVMS ABI issues for varargs.
7583 For OpenVMS, emit the Argument Information register set in the
7584 incoming/sibcall case as well.
7585 (ia64_arg_type): New function.
7586 (ia64_function_arg_advance): Keep track of cum->words.
7587 Fix OpenVMS ABI issues for varargs.
7588 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7589 (ia64_override_options): Set flag_no_common on VMS.
7590 (ia64_init_builtins): Disable FWRITE builtin.
7591 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7592 (ia64_vms_init_libfuncs): Add decc$ routines.
7593 (ia64_vms_valid_pointer_mode): New function.
7594 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7595 (ia64_promote_function_mode): New function
7596 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7597 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7598 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7599 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7600 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7601 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7602 Suppress trailing '#' if VALUE is numeric.
7603 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7604 ia64_promote_function_mode.
7605 (TARGET_VALID_POINTER_MODE): Define.
7607 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7610 * config/rs6000/rs6000.c (rs6000_override_options): Use
7611 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7614 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7615 reporting of vector + decimal/boolean/complex error.
7617 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7619 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7620 __vector double TYPE_DECL.
7622 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7624 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7625 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7626 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7627 to pointer to enum machine_mode. Update all callers as needed.
7629 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7631 * config/alpha/alpha.md (exception_receiver): Emit alternative
7632 GP load sequence if flag_reorder_blocks_and_partition is set.
7633 (*exception_receiver_2): Also enable when
7634 flag_reorder_blocks_and_partition is set.
7636 2009-08-20 Matt Rice <ratmice@gmail.com>
7637 Diego Novillo <dnovillo@google.com>
7639 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7642 2009-08-20 Richard Guenther <rguenther@suse.de>
7644 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7645 * c-tree.h (c_dup_lang_specific_decl): Remove.
7646 (struct lang_decl, struct lang_type): Move definitions ...
7647 * c-lang.h: ... here. New file.
7648 * c-decl.c: Include c-lang.h.
7649 (c_dup_lang_specific_decl): Remove.
7650 * c-typeck.c: Include c-lang.h.
7651 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7652 (c-typeck.o): Likewise.
7653 * c-config-lang.in (gtfiles): Add c-lang.h.
7654 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7657 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7659 * config/alpha/alpha.c (alpha_end_function): Do not clear
7660 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7661 this is now handled in generic code.
7663 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7665 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7666 (s390_z10_fix_long_loop_prediction): New function.
7667 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7668 (s390_reorg): Walk over the INSNs and invoke
7669 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7671 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7673 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7674 "*brx_64bit", "*brx_31bit"): New patterns.
7675 * config/s390/s390.c ('E'): New output modifier.
7677 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7678 Richard Earnshaw <richard.earnshaw@arm.com>
7680 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7681 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7683 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7685 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7687 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7688 for mode mode of operand0 when doing secondary reload for SAR.
7690 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7693 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7694 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7696 2009-08-19 Jason Merrill <jason@redhat.com>
7698 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7699 supported template depth in C++0x.
7701 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7703 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7704 free_after_compilation.
7705 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7706 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7707 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7708 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7709 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7710 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7711 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7713 2009-08-19 Ian Lance Taylor <iant@google.com>
7715 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7716 of (plus (mult (neg B) C) A).
7718 2009-08-18 Michael Matz <matz@suse.de>
7720 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7721 instead of comparing TYPE_MAIN_VARIANT for equality.
7722 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7723 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7724 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7725 * gimplify.c (goa_lhs_expr_p): Ditto and use
7726 STRIP_USELESS_TYPE_CONVERSION.
7728 2009-08-18 Michael Matz <matz@suse.de>
7730 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7731 first field in a struct.
7732 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7734 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7736 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7737 locators before emit_insn is called. Remove assert that
7739 (alpha_end_function): Clear crtl->emit structure and free insn
7740 locators if cfun->is_thunk is true.
7742 2009-08-18 Jason Merrill <jason@redhat.com>
7744 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7746 * configure.ac: Test for it.
7747 * configure, config.in: Regenerate.
7748 * doc/install.texi: Document --enable-gnu-unique-object.
7750 2009-08-18 Richard Guenther <rguenther@suse.de>
7753 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7754 pow(x,y*z) only if x is nonnegative.
7756 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7758 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7762 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7763 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7765 2009-08-17 DJ Delorie <dj@redhat.com>
7767 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7768 * config/m32c/prologue.md (epilogue_freit): New.
7770 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7771 (bank_switch_p): Likewise.
7772 (fast_interrupt_p): Likewise.
7773 (interrupt_p): Likewise.
7774 (m32c_conditional_register_usage): Round memregs size up.
7775 (need_to_save): We only need to save $a0 when we use ENTER.
7776 (interrupt_p): Check for fast_interrupt too.
7777 (bank_switch_p): New.
7778 (fast_interrupt_p): New.
7779 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7780 (m32c_emit_prolog): Support bank switching and fast interrupts.
7781 * doc/extend.texi (Function Attributes): Add bank_switch and
7784 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7786 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7787 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7789 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7791 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7792 (menu): Add IA-64/VMS Options.
7793 (IA-64/VMS Options): Likewise.
7795 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7798 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7800 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7802 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7803 (mips_pop_asm_switch): Likewise.
7804 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7806 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7807 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7808 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7809 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7810 instead of set_noreorder.
7811 (mips_output_function_prologue): Use the new functions.
7812 (mips_output_function_epilogue): Likewise.
7813 (mips_need_noat_wrapper_p): New function, split out from...
7814 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7815 Use mips_push_asm_switch and mips_pop_asm_switch.
7816 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7817 and mips_pop_asm_switch.
7818 (ASM_OUTPUT_REG_POP): Likewise.
7819 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7820 Use mips_pop_asm_switch.
7821 (mips_asm_switch): New structure.
7822 (set_noreorder, set_nomacro): Replace with...
7823 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7824 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7825 instead of set_nomacro.
7826 (fix_truncsfsi2_macro): Likewise.
7827 (cprestore): Likewise.
7828 (hazard): Use mips_noreorder instead of set_noreorder.
7829 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7831 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7833 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7834 from prev_active_insn.
7836 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7838 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7839 * config/avr/avr.c (avr_override_options): Initialize
7840 avr_current_arch variable.
7841 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7842 __AVR_HAVE_16BIT_SP__ according to the device type.
7843 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7845 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7846 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7848 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7851 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7852 generating inlined subroutine die only. We shouldn't be
7853 called for anything else.
7854 (gen_block_die): Don't generate inline subroutine debug info for
7857 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7859 * graphite-poly.c (print_pbb): Print PBB index.
7861 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7864 * graphite-interchange.c (ppl_max_for_le): Moved...
7865 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7866 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7867 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7868 * graphite-ppl.h (ppl_max_for_le): Declared.
7870 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7872 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7873 supported on all platforms.
7874 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7875 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7876 * c-pragma.c: Likewise.
7877 * target-def.h (TARGET_INITIALIZER): Remove
7878 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7879 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7881 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7883 * config/ia64/fde-vms.c: New file.
7884 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7885 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7886 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7887 (uw_frame_state_for): Only register a personality routine if it is
7888 known to be compatible with our expectations.
7889 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7890 Declare unw_table_entry stack variable and
7891 mod all calls to _Unwind_FindTableEntry to add arg.
7892 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7893 (_Unwind_FindTableEntry): Add arg to prototype.
7895 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7897 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7898 field 'signal_pfs_loc'.
7899 (uw_frame_state_for): Remove duplicate code dealing with leaf
7900 procedures without unwind info.
7901 If in the frame after unwinding through a signal handler, restore
7902 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7903 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7904 'pfs_loc' to the AR.PFS location in the signal context; instead
7905 set 'signal_pfs_loc'.
7906 Manually generate the unwind info for the AR.PFS register.
7907 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7908 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7909 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7910 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7911 instead set 'signal_pfs_loc'.
7912 Remove code preventing the AR.PFS register from being restored
7913 from the signal context.
7915 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7916 Tristan Gingold <gingold@adacore.com>
7918 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7919 * config/ia64/t-vms: New file.
7920 * config/ia64/vms64.h: New file.
7921 * config/ia64/vms.h: New file.
7922 * config/ia64/vms-crtinit.asm: New file.
7923 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7924 * config/ia64/vms-unwind.h: New file.
7926 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7928 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7931 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7934 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7936 * real.h (do_mpc_arg2): ... here.
7937 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7940 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7942 * final.c (add_debug_prefix_map): Don't use GC memory for
7943 old_prefix and new_prefix.
7945 2009-08-14 Richard Guenther <rguenther@suse.de>
7947 * ipa-prop.c (compute_complex_pass_through): If we cannot
7948 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7950 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7952 * c-lex.c (c_lex_with_flags): Increase size of local variable
7953 to avoid memory clobber.
7955 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7958 * config/i386/i386.c (ix86_fp_comparison_strategy):
7959 Only enable/disable sahf at function granularity.
7961 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7963 PR rtl-optimization/41064
7964 * reload1.c (reload_as_needed): Don't call extract_insn
7965 for known invalid replacements after calling
7966 validate_replace_rtx_group and verify_changes.
7968 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7971 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7972 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7973 ix86_expand_fp_vcond.
7974 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7975 Assert that operation is supported by ix86_expand_int_vcond.
7976 (vcondu<SSEMODE124C8:mode>): Ditto.
7978 2009-08-13 DJ Delorie <dj@redhat.com>
7980 * config/i386/djgpp-stdint.h: New.
7981 * config.gcc (djgpp): Use it.
7983 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7985 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7986 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7988 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7990 * tree-ssa-loop-prefetch.c
7991 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7992 for long-stride pruning.
7993 (compute_miss_rate): New function to compute the probability
7994 that two memory references access different cache lines.
7996 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7998 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8000 2009-08-13 Richard Guenther <rguenther@suse.de>
8003 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8004 use the constant pointer type.
8005 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8006 of CV qualifiers on the target pointer type.
8007 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8008 conversion check before restrict check.
8010 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8013 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8015 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8017 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8019 2009-08-12 Richard Guenther <rguenther@suse.de>
8021 PR tree-optimization/41011
8022 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8023 and reference constructing.
8025 2009-08-12 Xinliang David Li <davidxl@google.com>
8027 PR tree-optimization/41012
8028 * tree-flow.h : New external interface.
8029 * gimple-low.c (check_call_arg): Change to public function.
8030 Remove argument mismatch check in lowering.
8031 * tree-inline.h (tree_can_inline_p): Interface change.
8032 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8034 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8035 Call change to tree_can_inline_p function.
8036 (cgraph_decide_inlining_incrementally): Ditto.
8038 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8040 PR tree-optimization/41031
8041 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8042 on the partition variable rather than promote_mode on the source
8043 type. Assert that the partition variable's type has the same
8044 mode as the source value's.
8046 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8048 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8049 for for_return == 2.
8050 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8052 * calls.c (expand_call): Fix typo.
8053 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8055 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8057 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8058 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8059 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8060 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8062 2009-08-12 Andrew Haley <aph@redhat.com>
8064 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8066 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8069 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8071 2009-08-12 Richard Guenther <rguenther@suse.de>
8073 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8074 * gimplify.c (gimplify_modify_expr): Do not use
8075 lang_hooks.types_compatible_p.
8076 * tree-ssa.c (useless_type_conversion_p): For aggregates
8077 just return false if the canonical types differ.
8079 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8082 * sese.c (convert_for_phi_arg): New.
8083 (add_guard_exit_phis): Use convert_for_phi_arg.
8085 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8087 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8088 unknown subscript upper bounds.
8090 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8091 Pranav Garg <pranav.garg2107@gmail.com>
8093 * graphite-interchange.c (gather_access_strides): Removed.
8094 (ppl_max_for_le): New.
8095 (build_linearized_memory_access): New.
8096 (memory_stride_in_loop): New.
8097 (pbb_interchange_profitable_p): Reimplemented.
8098 * graphite-ppl.h (ppl_new_id_map): New.
8099 (ppl_interchange): New.
8101 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8103 * graphite-interchange.c (compute_subscript): Removed.
8104 (compute_array_size_cstr): Removed.
8105 (compute_array_size_poly): Removed.
8106 (compute_array_size): Removed.
8107 (gather_access_strides_poly): Removed.
8108 (gather_access_strides): Empty.
8110 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8112 * graphite-dependences.c (dependence_polyhedron_1): Replace
8113 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8114 (graphite_legal_transform_dr): Same.
8115 (graphite_carried_dependence_level_k): Same.
8116 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8117 Initialize PDR_NB_SUBSCRIPTS.
8118 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8120 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8121 (PDR_NB_SUBSCRIPTS): New.
8122 (pdr_nb_subscripts): Removed.
8123 (pdr_dim): Simplified.
8124 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8125 with PDR_NB_SUBSCRIPTS.
8127 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8129 * graphite-interchange.c (compute_array_size): Remove use of
8131 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8132 Do not initialize PDR_DATA_CONTAINER.
8133 (print_pdr): Do not print PDR_DATA_CONTAINER.
8134 * graphite-poly.h (struct poly_dr): Remove data_container field.
8135 (PDR_DATA_CONTAINER): Removed.
8136 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8138 (build_poly_dr): Same.
8140 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8141 Sebastian Pop <sebastian.pop@amd.com>
8143 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8144 copy of the dependence polyhedron. Free the temporary objects.
8145 (graphite_carried_dependence_level_k): Free unused objects before
8148 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8150 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8151 Early return without analyzing the data dependences if no
8152 transform has been done. Call restore_scattering if the transform
8154 (graphite-interchange.c): Same.
8155 * graphite-poly.c (print_scattering_function): Test for
8157 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8158 (apply_poly_transforms): Do not gcc_assert that
8159 the transform is legal.
8160 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8161 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8162 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8163 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8164 * graphite-poly.h (struct poly_scattering): New.
8165 (struct poly_bb): Add original, transformed, and saved fields.
8166 Remove transformed_scattering, original_scattering,
8167 nb_local_variables and nb_scattering_transform fields.
8168 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8169 (poly_scattering_new): New.
8170 (poly_scattering_free): New.
8171 (poly_scattering_copy): New.
8172 (store_scattering_pbb): New.
8173 (store_scattering): New.
8174 (restore_scattering_pbb): New.
8175 (restore_scattering): New.
8176 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8177 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8179 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8181 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8184 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8186 * Makefile.in (graphite.o): Depends on PREDICT_H.
8187 * graphite.c: Include predict.h.
8188 (graphite_finalize): Call tree_estimate_probability.
8189 * predict.c (predict_loops): Do not call scev_initialize and
8191 (tree_estimate_probability_bb): New.
8192 (tree_estimate_probability): Do not initialize loops: move that
8193 code to the driver. Call tree_estimate_probability_bb.
8194 (tree_estimate_probability_driver): New.
8195 (pass_profile): Use tree_estimate_probability_driver.
8196 * predict.h (tree_estimate_probability): Declared.
8198 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8200 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8201 * graphite-dependences.c (graphite_legal_transform): Add time to
8202 TV_GRAPHITE_DATA_DEPS.
8203 (dependency_between_pbbs_p): Same.
8204 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8206 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8208 PR rtl-optimization/41033
8209 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8210 aliasing is disabled.
8212 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8214 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8215 si_mask_operand, and_load_operand, low_bitmask_operand,
8216 and_reg_operand, and_operand): New predicates.
8217 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8218 * config/mips/mips.c (and_operands_ok): New function.
8219 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8220 * config/mips/mips.md (move_type): Add ext_ins and logical.
8221 (type): Handle them.
8222 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8223 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8224 shift_shift. Remove commutative constraint modifier.
8225 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8227 (*clear_upper32_dext): Remove define_insn_and_split.
8228 (*clear_upper32): Turn this define_insn_and_split ...
8229 (splitter for ANDing register with 0xffff_ffff): .. into this.
8231 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8233 * combine.c (try_widen_shift_mode): Factor out code to check if an
8234 integer constant is a low-order bitmask from here ...
8235 * rtlanal.c (low_bitmask_len): ... to here.
8236 * rtl.h (low_bitmask_len): Declare.
8238 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8241 * config/alpha/alpha.md (addsi3): Remove expander.
8242 (addsi3): Rename from *addsi3_internal insn pattern.
8243 (subsi3): Remove expander.
8244 (subsi3): Rename from *subsi3_internal insn pattern.
8246 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8248 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8251 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8252 Eric Botcazou <botcazou@adacore.com>
8253 Douglas B Rupp <rupp@gnat.com>
8255 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8256 that records that fit in 64 bits are returned by immediate value,
8257 as required by OpenVMS Calling Standard.
8258 (function_value): Adjust for above modification.
8259 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8260 virtual_incoming_args_rtx as base object, not next_arg.
8261 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8263 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8265 * reload.c (find_reloads_subreg_address): Check the original
8266 req_equiv_mem address to detect the case where an address is
8267 not valid in the outer mode.
8269 2009-08-11 Richard Guenther <rguenther@suse.de>
8272 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8274 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8276 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8277 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8279 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8280 Douglas B Rupp <rupp@gnat.com>
8282 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8283 PT_STACK when frame_pointer_needed on OpenVMS.
8284 (alpha_pv_save_size, alpha_using_fp): Remove.
8285 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8286 with proper processing for PT_NULL.
8287 (alpha_vms_initial_elimination_offset): New function. Support for
8288 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8289 (alpha_sa_size): Force procedure type to PT_STACK when
8290 frame_pointer_needed on OpenVMS.
8291 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8292 (alpha_using_fp): Likewise.
8293 (alpha_vms_can_eliminate): Add prototype.
8294 (alpha_vms_initial_elimination_offset): Likewise.
8295 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8296 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8298 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8299 Douglas B Rupp <rupp@gnat.com>
8301 * config/alpha/alpha.c (common_object_handler): New function.
8302 (vms_attribute_table): Declare a single attribute "common_object".
8303 (vms_output_aligned_decl_common): New global function.
8304 (SECTION_VMS_OVERLAY): Delete.
8305 (SECTION_VMS_GLOBAL): Likewise.
8306 (SECTION_VMS_INITIALIZE): Likewise.
8307 (vms_asm_named_section): Remove support for above flags.
8308 (vms_section_type_flags): Delete.
8309 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8310 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8311 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8312 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8314 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8317 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8318 (sub_ddmmss): Likewise.
8320 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8323 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8326 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8329 * reload1.c (reload_as_needed): Use cancel_changes to completely
8330 undo a failed replacement attempt.
8332 2009-08-10 Richard Guenther <rguenther@suse.de>
8335 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8336 (useless_type_conversion_p): ... here. Require pointer targets
8339 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8342 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8343 loose the original type of the statement list.
8345 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8347 * config/alpha/alpha.c: Include libfuncs.h
8348 (avms_asm_output_extern): New function.
8349 (alpha_init_libfuncs): Init some decc libfuncs.
8350 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8351 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8352 (DO_CRTL_NAMES): Define.
8354 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8355 (LONG_TYPE_SIZE): Define.
8356 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8357 (SUBTARGET_SWITCHES): Define malloc64 switch.
8358 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8359 (MASK_RETURN_ADDR): Define.
8360 doc/invoke.texi (mmalloc64): Document switch.
8362 2009-08-09 Olivier Hainque <hainque@adacore.com>
8363 Douglas B Rupp <rupp@gnat.com>
8365 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8366 uses_condition_handler.
8367 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8368 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8369 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8370 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8371 (code_for_builtin): New insn codes for the new alpha_builtins.
8372 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8373 (alpha_sa_size): Account for uses_condition_handler.
8374 (alpha_expand_prologue): Likewise.
8375 (alpha_start_function): Likewise.
8376 (alpha_expand_epilogue): Likewise.
8377 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8378 establish/revert expanders.
8379 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8380 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8381 New expander, resorting to the alpha.c associated function.
8382 (builtin_revert_vms_condition_handler): Likewise.
8383 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8384 __gcc_shell_handler, the static VMS condition handler used as
8385 an indirection wrapper to the current dynamically established
8387 * config/alpha/vms-unwind.h: Complete rewrite.
8388 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8389 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8391 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8392 Douglas B Rupp <rupp@gnat.com>
8394 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8395 (alpha_need_linkage): Handle aliases. Return function symbol.
8396 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8397 Use ultimate alias target for the linkage name.
8398 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8399 by alpha_need_linkage for the function symbol.
8400 (setmemdi): Likewise.
8402 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8404 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8405 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8406 (ASM_WEAKEN_LABEL): Define.
8407 (CRT_CALL_STATIC_FUNCTION): Define.
8408 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8409 (ENDFILE_SPEC): Define.
8410 (INIT_SECTION_ASM_OP): Define.
8411 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8412 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8414 (MULTILIB_OSDIRNAMES): Define.
8415 (shlib_version): Define.
8416 (SHLIB_EXT): Define.
8417 (SHLIB_OBJS): Define.
8418 (SHLIB_NAME): Define.
8419 (SHLIB_MULTILIB): Define.
8420 (SHLIB_INSTALL): Define.
8421 (SHLIB_SYMVEC): Define.
8422 (SHLIB_SYMVECX2): Define.
8423 (SHLIB_LINK): Define.
8425 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8427 * config/alpha/alpha.c (alpha_initialize_trampoline):
8428 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8429 (alpha_start_function): Emit transfer address on nested functions
8430 for VMS trampoline call.
8431 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8432 since no longer used.
8433 * config/alpha/vms-tramp.asm: Remove.
8434 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8435 since now only data initialized at runtime.
8437 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8439 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8440 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8441 (MD_EXEC_PREFIX): Remove, no longer used.
8442 (MD_STARTFILE_PREFIX): Likewise.
8443 (INCLUDE_DEFAULTS): Likewise.
8444 * config/alpha/t-vms:
8445 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8447 2009-08-09 Richard Guenther <rguenther@suse.de>
8449 PR tree-optimization/41016
8450 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8451 (operand_precision): Remove.
8452 (integral_operand_p): Likewise.
8453 (recognize_single_bit_test): Adjust.
8455 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8457 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8458 operation overflows. Likewise non-cast unary arithmetic.
8459 If one arm of a conditional expression is always taken,
8460 inhibit evaluation warnings for the other arm. Likewise inhibit
8461 evaluation warnings for the second && or || operand if the first
8462 operand is enough to determine the result.
8463 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8465 (build_binary_op): Prevent duplicate evaluation warnings.
8467 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8469 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8470 and destination have different modes, Use promote_mode to
8471 determine the signedness of the conversion. Assert that the
8472 promoted source mode matches the destination mode. Don't pass
8473 the destination and destination mode to expand_expr if the source
8474 mode is different. Simplify conversion logic.
8476 2009-08-09 Ira Rosen <irar@il.ibm.com>
8478 PR tree-optimization/41008
8479 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8480 from condition only in case it's a comparison. Adjust checks.
8482 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8484 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8485 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8486 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8487 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8488 (dump_cand): Handle them.
8489 (struct iv_cand): New members COST_STEP and AINC_USE.
8490 (stmt_after_increment): Likewise.
8491 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8492 callers changed. Use gimple_uid comparison instead of scanning.
8493 (add_candidate_1): When looking for identical candidates, take
8494 AINC_USE into account. Set it for new candidates.
8495 (force_expr_to_var_cost): Cast target_spill_cost to int.
8496 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8497 All callers changed. Check for availability of autoinc addressing
8498 modes, both in general for a given mode, and in the specific use case.
8499 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8501 (get_computation_cost): Likewise.
8502 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8503 add_autoinc_candidates): New static functions.
8504 (add_candidate): Call add_autoinc_candidates for candidates based on
8506 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8507 (determine_use_iv_cost_address): If we have an autoinc candidate at
8508 the matching use, verify autoinc is possible and subtract the cost
8509 of the candidate's step from the cost.
8510 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8511 member of the candidate.
8512 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8513 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8515 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8517 * config.build (ia64-hp-*vms*): New target.
8518 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8520 * config.gcc (ia64-hp-*vms*): New target.
8521 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8523 * config.host (ia64-hp-*vms*): New target.
8524 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8527 2009-08-08 Richard Guenther <rguenther@suse.de>
8529 PR tree-optimization/40991
8530 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8532 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8534 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8535 mode check. Do truncations in an integer mode.
8536 (force_to_mode): Handle subregs for all mode types. Only do
8537 arithmetic simplifications on integer modes.
8539 2009-08-07 Richard Guenther <rguenther@suse.de>
8541 PR tree-optimization/40999
8542 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8543 (maybe_fold_reference): Lookup constant initializers.
8544 (fold_gimple_assign): Likewise.
8546 2009-08-07 Richard Guenther <rguenther@suse.de>
8548 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8549 that require structural equality defer to the langhook.
8551 2009-08-07 Martin Jambor <mjambor@suse.cz>
8553 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8555 (struct ipa_pass_through_data): New type.
8556 (struct ipa_ancestor_jf_data): New type.
8557 (union jump_func_value): Removed field formal_id, added fields
8558 pass_through and ancestor.
8559 (struct ipa_param_call_note): Changed type of formal_id to int from
8561 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8562 operations jump functions and ancestor jump functions.
8563 (compute_complex_pass_through): New function.
8564 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8565 reflect changes in the jump function strucutre.
8566 (update_jump_functions_after_inlining): Ignore complex pass-through
8567 and ancestor jump functions.
8568 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8569 polynomial pass-through with operation jump functions.
8571 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8573 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8574 fde->dw_fde_begin as begin label instead of hot/cold label.
8575 Use LLSDAC label instead of LLSDA for second section lsda.
8576 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8577 label instead of LLSDA if it is true.
8578 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8580 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8581 SECTION argument. Use it as index into crtl->eh.call_site_record
8583 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8584 use it to determine how to print table entries instead of using
8585 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8586 label instead of normal begin label as base.
8587 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8588 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8589 ensure no EH range spans between sections and that landing pads
8590 are always in the corresponding section.
8591 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8592 for crtl->eh.call_site_record being an array rather than scalar.
8593 (output_one_function_exception_table): New function, copied
8594 from output_function_exception_table. Adjust
8595 dw2_size_of_call_site_table, dw2_output_call_site_table
8596 callers. For SECOND section use *C suffixed labels.
8597 (output_function_exception_table): Call
8598 output_one_function_exception_table and, when doing hot/cold
8599 partitioning, also another time for the second section.
8600 * opts.c: Include except.h.
8601 (decode_options): Allow -freorder-blocks-and-partition with
8602 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8603 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8604 * function.h (struct rtl_eh): Change call_site_record from
8605 scalar into array of 2 elements.
8607 2009-08-07 Martin Jambor <mjambor@suse.cz>
8609 * ipa-prop.c (count_formal_params_1): New function.
8610 (ipa_get_vector_of_formal_parms): New function.
8611 (get_vector_of_formal_parm_types): New function.
8612 (ipa_modify_formal_parameters): New function.
8613 (ipa_modify_call_arguments): New function.
8614 (index_in_adjustments_multiple_times_p): New function.
8615 (ipa_combine_adjustments): New function.
8616 (ipa_dump_param_adjustments): New function.
8617 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8618 (ipa_get_vector_of_formal_parms): Declare.
8619 (ipa_modify_formal_parameters): Declare.
8620 (ipa_modify_call_arguments): Declare.
8621 (ipa_combine_adjustments): Declare.
8622 (ipa_dump_param_adjustments): Declare.
8623 (build_ref_for_offset): Declare.
8624 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8625 * tree-sra.c: Include ipa-prop.c.
8626 (build_ref_for_offset): Make public.
8628 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8630 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8632 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8634 * gcc/doc/extend.texi (__builtin_extract_return_address)
8635 (__builtin_frob_return_address): Document.
8637 2009-08-06 Paul Brook <paul@codesourcery.com>
8639 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8640 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8641 implementation on ARMv6-M.
8643 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8645 * doc/extend.texi (pcs): Document new attribute for ARM.
8647 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8649 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8652 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8654 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8657 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8659 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8661 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8663 Merge ARM/hard_vfp_branch to trunk.
8665 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8667 * arm.c (libcall_eq): New function.
8668 (libcall_hash): New function.
8669 (add_libcall): New function.
8670 (arm_libcall_uses_aapcs_base): New function.
8671 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8672 libcalls using the base PCS.
8673 (arm_init_cumulative_args): Likewise.
8675 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8677 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8678 Use base ABI for conversion libfuncs between HFmode and SFmode.
8680 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8682 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8683 V4SImode as representatives of all 64-bit and 128-bit vector
8684 types. Allow vector types without vector modes.
8685 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8686 without vector modes like BLKmode.
8687 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8688 BLKmode. Avoid unsupported vector modes or TImode moves for
8690 (aapcs_vfp_allocate_return_reg): Likewise.
8691 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8692 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8694 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8696 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8697 (arm_get_pcs_model): Pass attribute arguments to
8698 arm_pcs_from_attribute.
8699 (arm_init_cumulative_args): Use base AAPCS for conversions from
8700 floating-point types to DImode.
8701 (arm_attribute_table): Add pcs attribute.
8702 (arm_handle_pcs_attribute): New.
8703 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8704 conversions from floating-point types to DImode, also declare them
8705 to use base AAPCS and declare functions they call to use base
8706 AAPCS and their RTABI names.
8708 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8710 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8711 -mfloat-abi=hard not being supported for VFP.
8713 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8715 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8716 SYMBOL_REF to hard_libcall_value.
8718 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8719 Richard Earnshaw <rearnsha@arm.com>
8721 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8722 has been put on the stack, all remaining co-processory arguments for
8723 that co-processor also go on the stack.
8725 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8727 * config/arm/arm.c (arm_return_in_memory): Handle returning
8728 vectors of suitable size in registers also for AAPCS case.
8730 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8732 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8734 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8736 ARM Hard-VFP calling convention
8737 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8738 * target.h (gcc_target): Add libcall_value to table of call hooks.
8739 * targhooks.h (default_libcall_value): Default implementation.
8740 * targhooks.c (default_libcall_value): Likewise.
8741 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8742 * optabs.c (expand_unop): Use it.
8743 * expr.h (hard_libcall_value): Pass the function RTX through.
8744 * calls.c (emit_library_call_value_1): Update call to
8746 * explow.c (hard_libcall_value): Use new target hook.
8747 * testsuite/lib/target-supports.exp
8748 (check_effective_target_arm_hard_vfp_ok): New hook.
8749 (check_effective_target_arm_neon_ok): Improve test for neon
8751 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8752 * config/arm/arm.c: Include cgraph.h
8753 (TARGET_FUNCTION_VALUE): Override default hook.
8754 (arm_pcs_default): New variable.
8755 (arm_override_options): Don't fault hard calling convention with VFP.
8756 Add support for AAPCS variants.
8757 (arm_function_value): Make static. Handle AAPCS variants.
8758 (arm_libcall_value): New function.
8759 (arm_apply_result_size): Handle VFP registers in results.
8760 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8762 (pcs_attribute_args): New variable.
8763 (arm_pcs_from_attribute): New function.
8764 (arm_get_pcs_model): New function.
8765 (aapcs_vfp_cum_init): New function.
8766 (aapcs_vfp_sub_candidate): New function.
8767 (aapcs_vfp_is_return_candidate): New function.
8768 (aapcs_vfp_is_call_candidate): New function.
8769 (aapcs_vfp_allocate): New function.
8770 (aapcs_vfp_allocate_return_reg): New function.
8771 (aapcs_vfp_advance): New function.
8772 (aapcs_cp_arg_layout): New variable.
8773 (aapcs_select_call_coproc): New function.
8774 (aapcs_select_return_coproc): New function.
8775 (aapcs_allocate_return_reg): New function.
8776 (aapcs_libcall_value): New function.
8777 (aapcs_layout_arg): New function.
8778 (arm_init_cumulative_args): Initialize AAPCS args data.
8779 (arm_function_arg): Handle AAPCS variants using new interface.
8780 (arm_arg_parital_bytes): Likewise.
8781 (arm_function_arg_advance): New function.
8782 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8783 calling conventions.
8784 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8785 * arm.h (NUM_VFP_ARG_REGS): Define.
8786 (LIBCALL_VALUE): Update.
8787 (FUNCTION_VALUE): Delete.
8788 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8789 (arm_pcs): New enum.
8790 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8791 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8792 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8793 * arm-protos.h (arm_function_arg_advance): Add.
8794 (aapcs_libcall_value): Add.
8795 (arm_function_value): Delete.
8797 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8798 H.J. Lu <hongjiu.lu@intel.com>
8801 * config/i386/i386.c (standard_sse_mode_p): Remove.
8802 (standard_sse_constant_p): Return 2 for integer mode
8803 vector_all_ones_operand when SSE2 is enabled.
8804 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8805 (ix86_expand_vector_move): Do not check for negative values from
8806 standard_sse_constant_p.
8808 2009-08-06 Richard Guenther <rguenther@suse.de>
8810 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8811 array type comparisons frontend independent.
8812 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8813 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8814 out array reference lower bound and element size operands.
8815 (ao_ref_init_from_vn_reference): Properly compute the offset
8816 for ARRAY_RANGE_REF.
8817 (vn_reference_fold_indirect): Fill out array reference lower
8818 bound and element size operands.
8819 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8820 a non gimple valued reference operand which can happen for
8821 array reference lower bound or element size.
8822 (create_component_ref_by_pieces_1): Properly generate the
8823 element size operand for array references.
8825 2009-08-06 Richard Guenther <rguenther@suse.de>
8827 PR tree-optimization/40964
8828 * tree.c (iterative_hash_host_wide_int): Export.
8829 * tree.h (iterative_hash_host_wide_int): Declare.
8830 * tree-ssa-structalias.c (heapvar_map): New struct.
8831 (heapvar_map_eq): New function.
8832 (heapvar_map_hash): Likewise.
8833 (heapvar_lookup): Adjust.
8834 (heapvar_insert): Likewise.
8835 (make_constraint_from_heapvar): Allow multiple heap variables
8836 per decl at different offsets.
8837 (init_alias_heapvars): Adjust.
8839 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8841 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8842 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8843 trailing sync if TARGET_SYNC_AFTER_SC.
8845 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8847 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8848 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8849 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8850 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8851 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8852 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8853 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8854 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8855 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8856 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8857 the prototype declaration match the definition.
8858 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8859 instructions explicitly. Add barrier_before and operands
8861 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8862 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8863 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8864 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8865 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8866 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8868 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8870 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8872 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8873 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8876 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8879 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8881 PR rtl-optimization/40924
8882 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8883 make sure canon_rtx (mem_address) isn't simpler than
8884 canon_rtx (expanded_mem_address).
8886 2009-08-05 Li Feng <nemokingdom@gmail.com>
8888 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8890 (build_scop_drs): Build alias set for each SCoP.
8892 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8894 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8895 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8896 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8897 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8898 (BASE_DRIVER_SELF_SPECS): Likewise.
8900 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8902 * tree-ssa-alias.c: Fix some comment typos.
8904 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8906 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8907 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8909 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8912 * simplify-rtx.c (simplify_binary_operation_1): Disable
8913 simplifications for decimal float operations.
8915 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8918 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8919 operand of INDIRECT_REF.
8921 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8923 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8924 constants referencing TLS symbols.
8926 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8928 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8929 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8931 2009-08-03 Richard Guenther <rguenther@suse.de>
8933 * tree.c (make_vector_type): Build a main variant first,
8934 get the canonical one and then build the variant.
8935 * tree-ssa.c (useless_type_conversion_p_1): Handle
8937 (useless_type_conversion_p): Conversions to pointers to
8938 incomplete record types are useless.
8940 2009-08-03 Richard Guenther <rguenther@suse.de>
8942 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8943 file will be created.
8944 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8945 * toplev.c (compile_file): Adjust comment.
8947 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8949 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8950 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8951 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8952 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8953 (sh_promote_function_mode): Fix typo.
8955 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8957 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8959 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8961 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8962 declaration arguments.
8964 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8966 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8967 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8968 (ix86_split_ashl): Ditto.
8969 (ix86_expand_vector_init_one_nonzero): Ditto.
8970 (ix86_expand_vector_set): Ditto.
8971 (ix86_expand_reduc_v4sf): Ditto.
8973 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8975 * explow.c (promote_function_mode): Remove assert.
8976 * config/sh/sh.c (sh_promote_function_mode): Declare.
8978 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8980 * config/pa/pa.c (pa_promote_function_mode): Declare.
8981 Change to static. Fix promote_mode call.
8983 * gthr-dce.h (CONST_CAST2): Define if not defined.
8984 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8986 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8988 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8990 * expr.c (store_constructor): Use promote_decl_mode. Remove
8991 now write-only variable unsignedp.
8992 (expand_expr_real_1): Use promote_decl_mode.
8993 * expr.h (promote_function_mode, promote_decl_mode): New.
8994 (promote_mode): Remove last argument.
8995 * function.c (assign_temp): Drop last argument of promote_mode.
8996 (assign_parm_find_data_types): Use promote_function_mode.
8997 (assign_parm_setup_reg): Likewise.
8998 (expand_function_end): Use promote_function_mode.
8999 * calls.c (initialize_argument_information): Use promote_function_mode.
9000 (precompute_arguments): Use promote_mode instead of checking if
9001 only PROMOTE_FUNCTION_MODE is defined.
9002 (expand_call): When making sibcall decisions, use promote_function_mode.
9003 Below, remove an if for targetm.calls.promote_function_return and
9004 and use promote_function_mode.
9005 (emit_library_call_value_1): Use promote_function_mode, fix bug
9006 where promote_mode was passed FOR_CALL == 0 for a return value in an
9008 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9009 * explow.c (promote_function_mode, promote_decl_mode): New.
9010 (promote_mode): Keep only the FOR_CALL == 0 case.
9011 * combine.c (setup_incoming_promotion): Remove test of
9012 promote_function_args. Use promote_function_mode.
9013 * stmt.c (expand_value_return): Use promote_decl_mode.
9014 (expand_decl): Use promote_decl_mode.
9016 * expr.c (store_constructor): Use promote_decl_mode. Remove
9017 now write-only variable unsignedp.
9018 (expand_expr_real_1): Use promote_decl_mode.
9019 * expr.h (promote_function_mode, promote_decl_mode): New.
9020 (promote_mode): Remove last argument.
9021 * function.c (assign_temp): Drop last argument of promote_mode.
9022 (assign_parm_find_data_types): Use promote_function_mode.
9023 (assign_parm_setup_reg): Likewise.
9024 (expand_function_end): Use promote_function_mode.
9025 * calls.c (initialize_argument_information): Use promote_function_mode.
9026 (precompute_arguments): Use promote_mode instead of checking if
9027 only PROMOTE_FUNCTION_MODE is defined.
9028 (expand_call): When making sibcall decisions, use promote_function_mode.
9029 Below, remove an if for targetm.calls.promote_function_return and
9030 and use promote_function_mode.
9031 (emit_library_call_value_1): Use promote_function_mode, fix bug
9032 where promote_mode was passed FOR_CALL == 0 for a return value in an
9034 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9035 * explow.c (promote_function_mode, promote_decl_mode): New.
9036 (promote_mode): Keep only the FOR_CALL == 0 case.
9037 * combine.c (setup_incoming_promotion): Remove test of
9038 promote_function_args. Use promote_function_mode.
9039 * stmt.c (expand_value_return): Use promote_decl_mode.
9040 (expand_decl): Use promote_decl_mode.
9042 * explow.c (promote_function_mode): Just call the target hook.
9043 * targhooks.c (default_promote_function_mode,
9044 default_promote_function_mode_always_promote): New.
9045 * targhooks.h (default_promote_function_mode,
9046 default_promote_function_mode_always_promote): Declare.
9047 * target.h (promote_function_args, promote_function_return): Remove.
9048 (promote_function_mode): New.
9049 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9050 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9051 (TARGET_PROMOTE_FUNCTION_MODE): New.
9052 (TARGET_CALLS): Adjust.
9053 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9054 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9056 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9057 * config/s390/s390.c (s390_promote_function_mode): ... here,
9058 with pointer handling.
9059 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9060 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9062 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9063 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9064 with pointer handling.
9065 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9066 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9068 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9069 * config/sh/sh.c (sh_promote_function_mode): New.
9070 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9071 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9073 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9074 * config/cris/cris.c (cris_promote_function_mode): ... here.
9075 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9076 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9078 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9079 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9080 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9081 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9083 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9084 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9085 complex type handling.
9086 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9087 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9089 * config/pa/pa.c (pa_promote_function_mode): New.
9090 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9091 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9093 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9094 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9095 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9096 * config/xtensa/xtensa.c: Likewise.
9097 * config/stormy16/stormy16.c: Likewise.
9098 * config/iq2000/iq2000.c: Likewise.
9099 * config/rs6000/rs6000.c: Likewise.
9100 * config/picochip/picochip.c: Likewise.
9101 * config/arc/arc.c: Likewise.
9102 * config/mcore/mcore.c: Likewise.
9103 * config/score/score.c: Likewise.
9104 * config/mips/mips.c: Likewise.
9105 * config/bfin/bfin.c: Likewise.
9106 * config/ia64/ia64.c: Likewise (disabled though).
9108 * config/frv/frv.h: Remove pointless remark.
9110 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9111 TARGET_PROMOTE_FUNCTION_ARGS,
9112 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9113 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9115 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9117 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9118 -floop-parallelize-all.
9119 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9120 flag_loop_parallelize_all.
9121 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9122 * graphite.c (graphite_transform_loops): Same.
9124 * graphite-poly.c (apply_poly_transforms): Same.
9126 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9128 PR tree-optimization/40914
9129 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9130 if set, then check the delta field of the PMF record.
9131 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9132 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9133 call is stored in the delta.
9135 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9137 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9139 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9141 * config/i386/bsd.h (ASM_BYTE): New define.
9142 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9143 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9144 .byte. Use fputs or putc instead of fprintf where appropriate.
9145 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9146 fputs or putc instead of fprintf where appropriate.
9147 * config/i386/i386elf.h: Ditto.
9148 * config/i386/sysv4.h: Ditto.
9150 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9151 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9152 (*tls_global_dynamic_64): Ditto.
9154 2009-07-31 Christian Bruel <christian.bruel@st.com>
9156 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9158 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9160 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9161 Remove dead code for MINUS.
9163 2009-07-31 Anthony Green <green@moxielogic.com>
9165 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9167 (moxie_expand_epilogue): Ditto for epilogue.
9168 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9170 (moxie_function_arg): Ditto.
9171 (moxie_pass_by_reference): Ditto.
9172 (moxie_arg_partial_bytes): Ditto.
9173 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9174 (FUNCTION_ARG_ADVANCE) Ditto.
9175 (REG_PARM_STACK_SPACE) Ditto.
9176 (FUNCTION_ARG_REGNO_P) Dito.
9178 * config.gcc: Add moxie linux config support.
9179 * gcc/config/moxie/uclinux.h: New file.
9181 2009-07-31 DJ Delorie <dj@redhat.com>
9183 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9184 (UNSPECV_SP_SWITCH_E): New.
9185 (sp_switch_1): Change to an unspec.
9186 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9188 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9189 reference the new stack's address
9191 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9193 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9194 graphite-clast-to-gimple.o, graphite-dependences.o,
9195 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9196 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9197 (graphite-blocking.o,
9198 graphite-clast-to-gimple.o, graphite-dependences.o,
9199 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9200 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9201 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9202 * cfgloop.h (struct loop): Add can_be_parallel field.
9203 * common.opt (fgraphite-identity): Moved up.
9204 (fgraphite-force-parallel): New flag.
9205 * graphite.c: Rewrite.
9206 * graphite.h: Rewrite.
9207 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9209 * toplev.c (graphite_out_file): New file descriptor.
9210 (graphite_in_file): New.
9211 (process_options): flag_graphite_force_parallel cannot be used without
9213 * tree-ssa-loop.c: Include toplev.h.
9214 (gate_graphite_transforms): Enable flag_graphite for
9215 flag_graphite_force_parallel.
9217 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9219 * ChangeLog.graphite: New.
9220 * graphite-blocking.c: New.
9221 * graphite-clast-to-gimple.c: New.
9222 * graphite-clast-to-gimple.h: New.
9223 * graphite-dependences.c: New.
9224 * graphite-dependences.h: New.
9225 * graphite-interchange.c: New.
9226 * graphite-poly.c: New.
9227 * graphite-poly.h: New.
9228 * graphite-ppl.c: New.
9229 * graphite-ppl.h: New.
9230 * graphite-scop-detection.c: New.
9231 * graphite-scop-detection.h: New.
9232 * graphite-sese-to-poly.c: New.
9233 * graphite-sese-to-poly.h: New.
9237 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9239 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9240 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9242 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9244 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9245 (scev_is_linear_expression): Return false if the evolution is not
9246 affine multivariate.
9248 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9250 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9251 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9253 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9255 * tree-data-ref.c (debug_data_references): New.
9256 (debug_data_reference): New.
9257 * tree-data-ref.h (debug_data_references): Declared.
9258 (debug_data_reference): Declared.
9260 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9262 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9263 * tree-data-ref.h (scop_p): Removed.
9264 (struct data_reference): Remove field scop.
9266 (stmt_simple_memref_p): Removed.
9268 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9270 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9271 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9274 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9276 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9278 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9280 * doc/invoke.texi (-fgraphite-identity): Documented.
9282 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9284 * tree-scalar-evolution.c: Fix comment.
9285 (instantiate_scev_1): Return unknow from scev instantiation if the
9286 result is not above instantiate_below.
9288 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9290 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9291 static anymore. Instantiate the symbols that may have been introduced
9293 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9296 2009-07-30 DJ Delorie <dj@redhat.com>
9298 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9299 .vliw directive to VLIW sections.
9301 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9303 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9305 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9306 (AUTOHEADER): New variable.
9307 ($(srcdir)/cstamp-h.in): Use it.
9309 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9310 Pat Haugen <pthaugen@us.ibm.com>
9311 Revital Eres <ERES@il.ibm.com>
9313 * config/rs6000/vector.md (VEC_F): Add VSX support.
9317 (vector_load_<mode>): Ditto.
9318 (vector_store_<mode>): Ditto.
9319 (vector GPR move split): Ditto.
9320 (vec_reload_and_plus_<mptrsize>): Ditto.
9321 (vec_reload_and_reg_<mptrsize>): Ditto.
9322 (add<mode>3): Ditto.
9323 (sub<mode>3): Ditto.
9324 (mul<mode>3): Ditto.
9325 (neg<mode>2): Ditto.
9326 (abs<mode>2): Ditto.
9327 (smin<mode>3): Ditto.
9328 (smax<mode>3): Ditto.
9329 (vector_eq<mode>): Ditto.
9330 (vector_gt<mode>): Ditto.
9331 (vector_ge<mode>): Ditto.
9332 (vector_gtu<mode>): Ditto.
9333 (vector_select_<mode>_uns): Ditto.
9334 (vector_eq_<mode>_p): Ditto.
9335 (vector_gt_<mode>_p): Ditto.
9336 (vector_ge_<mode>_p): Ditto.
9337 (vector_gtu_<mode>_p): Ditto.
9338 (cr6_test_for_zero): Ditto.
9339 (cr6_test_for_zero_reverse): Ditto.
9340 (cr6_test_for_lt): Ditto.
9341 (cr6_test_for_lt_reverse): Ditto.
9342 (xor<mode>3): Ditto.
9343 (ior<mode>3): Ditto.
9344 (and<mode>3): Ditto.
9345 (one_cmpl<mode>2): Ditto.
9346 (nor<mode>2): Ditto.
9347 (andc<mode>2): Ditto.
9348 (float<VEC_int<mode>2): Ditto.
9349 (unsigned_float<VEC_int><mode>2): Ditto.
9350 (fix_trunc<mode><VEC_int>2): Ditto.
9351 (fixuns_trunc<mode><VEC_int>2): Ditto.
9353 (vec_set<mode>): Ditto.
9354 (vec_extract<mode>): Ditto.
9355 (vec_interleave_highv4sf): Ditto.
9356 (vec_interleave_lowv4sf): Ditto.
9357 (vec_realign_load_<mode>): Ditto.
9358 (vec_shl_<mode>): Ditto.
9359 (vec_shr_<mode>): Ditto.
9360 (div<mode>3): New patterns for VSX.
9361 (vec_interleave_highv2df): Ditto.
9362 (vec_interleave_lowv2df): Ditto.
9363 (vec_pack_trunc_v2df): Ditto.
9364 (vec_pack_sfix_trunc_v2df): Ditto.
9365 (vec_pack_ufix_trunc_v2df): Ditto.
9366 (vec_unpacks_hi_v4sf): Ditto.
9367 (vec_unpacks_lo_v4sf): Ditto.
9368 (vec_unpacks_float_hi_v4si): Ditto.
9369 (vec_unpacks_float_lo_v4si): Ditto.
9370 (vec_unpacku_float_hi_v4si): Ditto.
9371 (vec_unpacku_float_lo_v4si): Ditto.
9372 (movmisalign<mode>): Ditto.
9373 (vector_ceil<mode>2): New patterns for vectorizing math library.
9374 (vector_floor<mode>2): Ditto.
9375 (vector_btrunc<mode>2): Ditto.
9376 (vector_copysign<mode>3): Ditto.
9378 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9379 predicate for setting the high bit in each word, used for copysign.
9381 * config/rs6000/ppc-asm.h (f19): Whitespace.
9382 (f32-f63): Define if VSX.
9383 (v0-v31): Define if Altivec.
9384 (vs0-vs63): Define if VSX.
9386 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9388 * config/rs6000/power7.md: New file, provide tuning parameters for
9391 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9392 (rs6000_cpu_cpp_builtins): Ditto.
9393 (altivec_overloaded_builtins): Ditto.
9394 (altivec_resolve_overloaded_builtin): Ditto.
9396 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9397 debug switch to disable vectorizing simple math builtin
9400 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9401 Vectorize simple math builtin functions.
9402 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9403 hook to vectorize math builtins.
9404 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9405 (rs6000_builtin_conversion): Add VSX/power7 support.
9406 (rs6000_builtin_vec_perm): Ditto.
9407 (vsplits_constant): Add support for loading up a vector constant
9408 with just the high bit set in each part.
9409 (rs6000_expand_vector_init): Add VSX/power7 support.
9410 (rs6000_expand_vector_set): Ditto.
9411 (rs6000_expand_vector_extract): Ditto.
9412 (rs6000_emit_move): Ditto.
9413 (bdesc_3arg): Ditto.
9414 (bdesc_2arg): Ditto.
9415 (bdesc_1arg): Ditto.
9416 (rs6000_expand_ternop_builtin): Ditto.
9417 (altivec_expand_builtin): Ditto.
9418 (rs6000_expand_unop_builtin): Ditto.
9419 (rs6000_init_builtins): Ditto.
9420 (altivec_init_builtins): Ditto.
9421 (builtin_function_type): Ditto.
9422 (rs6000_common_init_builtins): Ditto.
9423 (rs6000_handle_altivec_attribute); Ditto.
9424 (rs6000_mangle_type): Ditto.
9425 (rs6000_vector_mode_supported_p): Ditto.
9426 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9429 * config/rs6000/vsx.md: New file for VSX support.
9431 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9432 identifing values with just the most significant bit set.
9433 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9434 vectorized builtins.
9436 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9437 (UNSPEC_VRFIM): Delete.
9438 (splitter for loading up vector with most significant bit): New
9439 splitter for vectorizing copysign.
9440 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9441 vectorizing simple math functions.
9442 (altivec_vrfip): Add support for vectorizing simple math functions.
9443 (altivec_vrfim): Ditto.
9444 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9446 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9447 (power7.md, vsx.md): Include for power7 support.
9448 (copysigndf3): Use VSX instructions if -mvsx.
9449 (negdf2_fpr): Ditto.
9450 (absdf2_fpr): Ditto.
9451 (nabsdf2_fpr): Ditto.
9452 (adddf3_fpr): Ditto.
9453 (subdf3_fpr): Ditto.
9454 (muldf3_fpr): Ditto.
9455 (divdf3_fpr): Ditto.
9456 (fix_truncdfdi2_fpr): Ditto.
9457 (cmpdf_internal1): Ditto.
9458 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9459 (btruncdf2, btruncdf2_fpr): Ditto.
9460 (ceildf2, ceildf2_fpr): Ditto.
9461 (floordf2, floordf2_fpr): Ditto.
9462 (floatdidf2, floatdidf2_fpr): Ditto.
9463 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9464 (fmsubdf4_fpr): Ditto.
9465 (fnmadddf4_fpr_1): Ditto.
9466 (fnmadddf4_fpr_2): Ditto.
9467 (fnmsubdf4_fpr_1): Ditto.
9468 (fnmsubdf4_fpr_2): Ditto.
9469 (fixuns_truncdfdi2): Add expander for VSX support.
9470 (fix_truncdfdi2): Ditto.
9471 (fix_truncdfsi2): Ditto.
9473 (btruncsf2): Whitespace.
9474 (movdf_hardfloat32): Add support for VSX registers.
9475 (movdf_softfloat32): Ditto.
9476 (movdf_hardfloat64): Ditto.
9477 (movdf_hardfloat64_mfpgpr): Ditto.
9478 (movdf_softfloat64): Ditto.
9479 (movti splitters): Add check for vector registers supporting
9480 TImode in the future.
9481 (bpermd): Add power7 bpermd instruction.
9483 * config/rs6000/altivec.h (vec_div): Define if VSX.
9487 (vec_nearbyint): Ditto.
9490 (all predicates): Use the generic builtin function, and not the V4SF
9491 specific function so that the predicates will work with VSX's V2DF.
9495 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9496 Document new VSX functions and types.
9498 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9501 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9502 "wa", and "j" constraints. Modify "v" to talk about Altivec
9503 instead of just vector.
9505 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9508 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9509 location for phi arguments.
9510 (rewrite_update_phi_arguments): Find locations for reaching defs.
9511 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9512 Add location to add_phi_arg calls.
9513 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9514 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9515 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9516 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9517 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9518 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9519 * tree-phinodes.c (make_phi_node): Initialize location.
9520 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9521 (add_phi_arg): Add location parameter.
9522 (remove_phi_arg_num): Move location when moving phi argument.
9523 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9525 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9526 slpeel_update_phi_nodes_for_guard1,
9527 slpeel_update_phi_nodes_for_guard2,
9528 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9529 vect_loop_versioning): Set locations.
9530 * tree-parloops.c (create_phi_for_local_result,
9531 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9532 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9533 * tree-vect-loop.c (get_initial_def_for_induction,
9534 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9536 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9537 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9538 (gimple_phi_arg_set_location): New. Set locus.
9539 (gimple_phi_arg_has_location): New. Check for locus.
9540 (redirect_edge_var_map_location): New. Return locus from var_map.
9541 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9542 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9543 combining PHI arguments.
9544 (cond_store_replacement): Set location.
9545 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9546 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9547 scop_add_exit_phis_edge): Add locations.
9548 * tree-cfgcleanup.c (remove_forwarder_block,
9549 remove_forwarder_block_with_phi): Add locations.
9550 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9551 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9553 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9554 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9555 flush_pending_stmts): Add source location.
9556 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9557 stack to preserve locations.
9558 * tree-vect-stmts.c (vectorizable_load): Add location.
9559 * tree-inline.c (copy_phis_for_bb): Copy locus.
9560 (setup_one_parameter): Add call locus to inlined parameter stmts.
9561 (initialize_inlined_parameters): Pass in call location as parameter
9563 (tree_function_versioning): Pass location to setup_one_parameter.
9564 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9565 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9566 copy and edge lists.
9567 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9568 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9569 locus parameter and override the stmt default if provided.
9570 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9571 elim_graph_add_edge, elim_graph_remove_succ_edge,
9572 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9573 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9574 eliminate_phi): Add locus info in elimination graph for each edge and
9576 (insert_backedge_copies): Copy locus if present.
9577 * tree-flow.h (struct _edge_var_map): Add locus field.
9578 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9579 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9580 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9582 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9584 2009-07-30 Martin Jambor <mjambor@suse.cz>
9586 PR tree-optimization/40570
9587 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9590 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9592 * ssa-loop-manip.c: Include langhooks.h.
9593 (rewrite_phi_with_iv): New.
9594 (rewrite_all_phi_nodes_with_iv): New.
9595 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9596 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9597 * tree-parloops.c (loop_parallel_p): Move out all conditions
9598 except dependency check.
9599 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9600 (gen_parallel_loop): Call canonicalize_loop_ivs without
9601 reduction_list argument.
9602 (build_new_reduction): New.
9603 (gather_scalar_reductions): New.
9604 (try_get_loop_niter): New.
9605 (try_create_reduction_list): New.
9606 (parallleize_loops): Change the parallel conditions check.
9607 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9608 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9610 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9612 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9614 * doc/options.texi (Option properties): Mention new quoting syntax.
9616 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9618 * config/alpha/alpha.c (alpha_start_function):
9619 Handle VMS_DEBUG_MAIN_POINTER
9620 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9621 * doc/invoke.texi: Document -mdebug-main switch.
9623 2009-07-29 Richard Henderson <rth@redhat.com>
9625 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9626 (cgraph_create_edge_including_clones): Likewise.
9627 * tree-inline.c (copy_bb): Operate on the correct edges
9628 when updating the callgraph.
9630 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9632 * config/alpha/vms-cc.c: Deleted.
9633 * config/alpha/vms-ld.c: Deleted.
9634 * config/alpha/t-vms64: Moved to config/vms
9635 * config/alpha/vms-crt0-64.c: Moved to config/vms
9636 * config/alpha/vms-crt0.c: Moved to config/vms
9637 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9638 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9639 * config/alpha/xm-vms.h: Moved to config/vms
9640 * config/alpha/x-vms: Moved to config/vms
9641 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9643 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9644 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9646 * config/vms/t-vms64: Moved here from config/alpha
9647 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9648 (argc,argv,envp): Enforce 32bit malloc'ing.
9649 * config/vms/vms-psxcrt0-64.c: Likewise.
9650 * config/vms/vms-crt0.c: Moved here from config/alpha.
9651 * config/vms/vms-psxcrt0.c: Likewise.
9652 * config/vms/vms-crtl-64.h: New file.
9653 * config/vms/vms-crtl.h: New file.
9654 * config/vms/vms.opt: New file.
9655 * config/vms/xm-vms64.h: New file.
9656 * config/vms/xm-vms.h: Moved here from config/alpha.
9657 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9659 * config/vms/x-vms: Moved here from config/alpha.
9660 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9661 (vms-ld.o, vms-cc.o): Removed.
9662 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9664 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9666 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9667 correct stack (obvious VMS fix).
9669 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9671 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9672 date, version info if VMS_DEBUGGING_INFO defined.
9673 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9674 size, date calculating code moved here.
9676 2009-07-29 Paul Brook <paul@codesourcery.com>
9678 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9681 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9684 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9685 to DImode when generating insq_le insn.
9687 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9689 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9690 New macro set for VMS_DEBUGGGING_INFO.
9691 (AT_string_form): Use it.
9693 2009-07-28 DJ Delorie <dj@redhat.com>
9695 * config/mep/mep.c (vtext_section): New.
9696 (vftext_section): New.
9697 (ftext_section): New.
9698 (mep_select_section): Add support for functions.
9699 (mep_unique_section): Likewise.
9700 (mep_asm_init_sections): Likewise.
9701 (mep_encode_section_info): Remove it from here.
9703 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9705 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9707 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9708 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9710 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9712 * dwarf2out.c (output_file_names): Test new macro
9713 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9714 (add_comp_dir_attribute): Likewise.
9716 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9718 * config/i386/mingw-w64.h (LINK_SPEC): Add
9719 separating space between commands.
9721 2009-07-28 Jan Hubicka <jh@suse.cz>
9723 PR tree-optimization/40759
9724 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9727 2009-07-27 DJ Delorie <dj@redhat.com>
9729 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9730 types are dword-aligned.
9731 (mep_expand_va_start): Likewise.
9733 2009-07-27 Olivier Hainque <hainque@adacore.com>
9734 Douglas B Rupp <rupp@gnat.com>
9736 * convert.c (convert_to_pointer): Don't assume the target
9737 pointer type is POINTER_SIZE long. Fetch its precision instead.
9739 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9741 * system.h (fopen): Undefine if macro.
9743 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9745 * dwarf2out.c (output_cfi_p): Removed.
9746 (output_cfis): New function.
9747 (output_fde): New function, split from output_call_frame_info.
9748 (output_call_frame_info): Use it.
9749 (dwarf2out_switch_text_section): Use output_cfis.
9751 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9753 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9754 TARGET_BI_ARCH is specified without enabling SJLJ.
9755 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9756 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9758 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9760 * arm.md (negdi2): Use DImode if forcing a value into a register.
9762 2009-07-26 Ira Rosen <irar@il.ibm.com>
9764 PR tree-optimization/40801
9765 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9766 of vector operand from the previous copy of vector statement.
9767 Pass the correct definition type value to
9768 vect_get_vec_def_for_stmt_copy().
9770 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9772 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9773 const char ** conversion.
9775 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9777 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9778 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9779 (gcc_unreachable): Invoke __builtin_unreachable() if
9780 !ENABLE_ASSERT_CHECKING.
9782 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9784 PR rtl-optimization/40445
9785 * emit-rtl.c (next_nonnote_insn_bb): New function.
9786 * rtl.h (next_nonnote_insn_bb): Declare new function.
9787 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9788 with no successors that is the successor of the ENTRY_BLOCK.
9789 Continue from the top after removing an empty fallthrough block.
9790 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9791 of next_nonnote_insn.
9793 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9795 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9797 2009-07-25 Martin Jambor <mjambor@suse.cz>
9799 * c-common.c (c_common_attribute_table): New element for noclone.
9800 (handle_noclone_attribute): New function. Forward-declare.
9801 * tree-inline.c (tree_versionable_function_p): Check for noclone
9803 * doc/extend.texi (Labels as Values): Document need for noclone.
9804 (Function Attributes): Document noclone attribute.
9806 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9808 PR rtl-optimization/34999
9809 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9810 and dw_fde_switched_cold_to_hot fields.
9811 (output_cfi_p): New function.
9812 (output_call_frame_info): If fde->dw_fde_switched_sections,
9813 output 2 FDEs instead of one with corrupted header.
9814 (dwarf2out_do_cfi_startproc): New function.
9815 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9816 and fde->dw_fde_switched_cold_to_hot.
9817 (dwarf2out_switch_text_section): Compute
9818 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9819 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9820 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9821 Otherwise, compute fde->dw_fde_switch_cfi.
9823 2009-07-24 Cary Coutant <ccoutant@google.com>
9825 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9827 2009-07-24 Cary Coutant <ccoutant@google.com>
9829 * cfghooks.c (split_block): Copy discriminator to new block.
9830 * tree-cfg.c (assign_discriminator): Check location of last
9831 instruction in block as well as first.
9833 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9835 * config/i386/linux.c: Use fputs or putc instead of fprintf
9837 * config/i386/gas.h: Ditto.
9838 * config/i386/x86-64.h: Ditto.
9839 * config/i386/att.h: Ditto.
9841 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9843 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9846 2009-07-24 Martin Jambor <mjambor@suse.cz>
9848 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9849 (ipa_push_func_to_list_1): Declare.
9850 (ipa_push_func_to_list): New function.
9852 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9853 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9854 (ipa_push_func_to_list): Removed.
9855 (ipa_pop_func_from_list): Clear node_enqueued flag.
9857 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9859 * config/s390/s390.c (override_options): Default
9860 max-unrolled-insns to 100 for z10 tuning.
9862 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9864 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9865 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9866 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9867 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9868 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9869 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9870 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9872 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9874 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9875 use default set in mingw32.h header.
9876 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9877 64-bit /mingw/include path.
9878 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9881 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9883 PR rtl-optimization/40209
9884 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9886 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9888 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9889 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9890 with the rest of string where appropriate. Use fputs or putc
9891 instead of fprintf where appropriate.
9893 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9894 Pat Haugen <pthaugen@us.ibm.com>
9895 Revital Eres <ERES@il.ibm.com>
9897 * config/rs6000/vector.md: New file. Move most of the vector
9898 expander support here from altivec.md to allow for the VSX vector
9899 unit in the future. Add support for secondary_reload patterns.
9900 Rewrite the patterns for vector comparison, and vector comparison
9901 predicate instructions so that the RTL expresses the desired
9902 behavior, instead of using unspec.
9904 * config/rs6000/constraints.md ("f" constraint): Use
9905 rs6000_constraints to hold the precalculated register class.
9906 ("d" constraint): Ditto.
9907 ("wd" constraint): New constraint for VSX.
9908 ("wf" constraint): Ditto.
9909 ("ws" constraint): Ditto.
9910 ("wa" constraint): Ditto.
9911 ("wZ" constraint): Ditto.
9912 ("j" constraint): Ditto.
9914 * config/rs6000/predicates.md (vsx_register_operand): New
9916 (vfloat_operand): New predicate for vector.md.
9917 (vint_operand): Ditto.
9918 (vlogical_operand): Ditto.
9919 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9920 (easy_vector_constant): Add VSX support.
9921 (altivec_indexed_or_indirect_operand): New predicate for
9922 recognizing Altivec style memory references with AND -16.
9924 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9925 for vector secondary reload support.
9926 (rs6000_vector_reg_class): Delete, replacing it with
9928 (rs6000_vsx_reg_class): Ditto.
9929 (rs6000_constraints): New array to hold the register classes of
9930 each of the register constraints that can vary at runtime.
9931 (builtin_mode_to_type): New static array for builtin function type
9933 (builtin_hash_table): New static hash table for builtin function
9935 (TARGET_SECONDARY_RELOAD): Define target hook.
9936 (TARGET_IRA_COVER_CLASSES): Ditto.
9937 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9938 registers are 128 bits if VSX memory reference instructions are used.
9939 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9941 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9942 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9943 Print several of the scheduling related parameters.
9944 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9945 rs6000_constraints instead of rs6000_vector_reg_class. Move
9946 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9947 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9948 Altivec. Add VSX support. Setup for secondary reload support on
9949 Altivec/VSX registers.
9950 (rs6000_override_options): Make power7 set the scheduling groups
9951 like the power5. Add support for new debug switches to override
9952 the scheduling defaults. Temporarily disable -mcpu=power7 from
9953 setting -mvsx. Add support for debug switches -malways-hint,
9954 -msched-groups, and -malign-branch-targets.
9955 (rs6000_buitlin_conversion): Add support for returning unsigned
9956 vector conversion functions to fix regressions due to stricter
9958 (rs6000_builtin_mul_widen_even): Ditto.
9959 (rs6000_builtin_mul_widen_odd): Ditto.
9960 (rs6000_builtin_vec_perm): Ditto.
9961 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9962 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9964 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9966 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9967 VSX types for bit operations. Changes to accomidate vector.md.
9968 (bdesc_2arg): Ditto.
9969 (bdesc_1arg): Ditto.
9970 (struct builtin_description_predicates): Rewrite predicate
9971 handling so that RTL describes the operation, instead of passing
9972 the instruction to be used as a string argument.
9973 (bdesc_altivec_preds): Ditto.
9974 (altivec_expand_predicate_builtin): Ditto.
9975 (altivec_expand_builtin): Ditto.
9976 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9977 statement for vsldoi support.
9978 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9979 (altivec_expand_st_builtin): Ditto.
9980 (paired_expand_builtin): Whitespace changes.
9981 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9982 builtin_mode_to_type table for secondary reload. Call
9983 builtin_function_type to build random builtin functions.
9984 (altivec_init_builtins): Change to use builtin_function_type to
9985 create builtin function types dynamically as we need them.
9986 (builtin_hash_function): New support for hashing the tree types
9987 for builtin function as we need it, rather than trying to build
9988 all of the trees that we need. Add initial preliminary VSX support.
9989 (builtin_function_type): Ditto.
9990 (builtin_function_eq): Ditto.
9991 (builtin_hash_struct): Ditto.
9992 (rs6000_init_builtins): Ditto.
9993 (rs6000_common_init_builtins): Ditto.
9994 (altivec_init_builtins): Ditto.
9995 (rs6000_common_init_builtins): Ditto.
9996 (enum reload_reg_type): New enum for simplifing reg classes.
9997 (rs6000_reload_register_type): Simplify register classes into GPR,
9998 Vector, and other registers. Altivec and VSX addresses in reload.
9999 (rs6000_secondary_reload_inner): Ditto.
10000 (rs6000_ira_cover_classes): New target hook, that returns the
10001 appropriate cover classes, based on -mvsx being used or not.
10002 (rs6000_secondary_reload_class): Add VSX support.
10003 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10004 (get_vsel_insn): Ditto.
10005 (rs6000_emit_vector_compare): Rewrite vector conditional support
10006 so that where we can, we use RTL operators, instead of blindly use
10008 (rs6000_emit_vector_select): Ditto.
10009 (rs6000_emit_vector_cond_expr): Ditto.
10010 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10011 (create_TOC_reference): Add -mdebug=addr support.
10012 (emit_frame_save): VSX loads/stores need register indexed addressing.
10014 * config/rs6000/rs6000.md: Include vector.md.
10016 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10018 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10019 support for V2DI, V2DF in logical, permute, select operations.
10021 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10022 switch for vsx/power7.
10023 (-mvsx-scalar-memory): Ditto.
10024 (-mvsx-align-128): Ditto.
10025 (-mallow-movmisalign): Ditto.
10026 (-mallow-df-permute): Ditto.
10027 (-msched-groups): Ditto.
10028 (-malways-hint): Ditto.
10029 (-malign-branch-targets): Ditto.
10031 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10033 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10034 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10035 (rs6000_vector_reg_class): Delete.
10036 (rs6000_vsx_reg_class): Ditto.
10037 (enum rs6000_reg_class_enum): New enum for the constraints that
10038 vary based on target switches.
10039 (rs6000_constraints): New array to hold the register class for all
10040 of the register constraints that vary based on the switches used.
10041 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10042 (enum rs6000_builtins): Add unsigned varients for the builtin
10043 declarations returned by target hooks for expanding multiplies,
10044 select, and permute operations. Add VSX builtins.
10045 (enum rs6000_builtin_type_index): Add entries for VSX.
10046 (V2DI_type_node): Ditto.
10047 (V2DF_type_node): Ditto.
10048 (unsigned_V2DI_type_node): Ditto.
10049 (bool_long_type_node): Ditto.
10050 (intDI_type_internal_node): Ditto.
10051 (uintDI_type_internal_node): Ditto.
10052 (double_type_internal_node): Ditto.
10054 * config/rs6000/altivec.md (whole file): Move all expanders to
10055 vector.md from altivec.md. Rename insn matching functions to be
10057 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10058 (altivec_vcmp*): Ditto.
10059 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10060 (VM): New iterator for moves that includes the VSX types.
10061 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10062 (altivec_vperm_<mode>_uns): New, for unsigned types.
10063 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10064 (altivec_eq<mode>): Ditto.
10065 (altivec_gt<mode>): Ditto.
10066 (altivec_gtu<mode>): Ditto.
10067 (altivec_eqv4sf): Ditto.
10068 (altivec_gev4sf): Ditto.
10069 (altivec_gtv4sf): Ditto.
10070 (altivec_vcmpbfp_p): Ditto.
10072 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10074 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10077 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10080 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10081 ASM_SHORT instead of .word.
10082 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10083 instead of .word in asm template.
10085 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10088 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10089 (process_bb_node_lives): Use it.
10091 * ira.c (setup_cover_and_important_classes): Don't setup
10092 ira_important_class_nums. Add cover classes to the end of
10094 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10096 (find_reg_class_closure): Use reorder_important_classes.
10098 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10100 * config/i386/i386.c (i386_ira_cover_classes): New function.
10101 (TARGET_IRA_COVER_CLASSES): Redefine.
10103 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10104 importance of order of cover classes in the array.
10106 2009-07-22 Diego Novillo <dnovillo@google.com>
10108 * tree-pass.h (TDF_EH): Define.
10109 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10110 contains TDF_EH, print the EH region number holding GS.
10111 * tree-dump.c (dump_options): Add "eh".
10112 * doc/invoke.texi: Document it.
10114 2009-07-22 Doug Kwan <dougkwan@google.com>
10116 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10118 2009-07-22 Michael Matz <matz@suse.de>
10120 PR tree-optimization/35229
10121 PR tree-optimization/39300
10123 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10124 (inhibit_phi_insertion): New function.
10125 (insert_into_preds_of_block): Call it for REFERENCEs.
10126 (init_pre): Initialize and finalize scalar evolutions.
10127 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10129 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10131 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10132 Use CONST_VECTOR_NUNITS to determine number of elements.
10134 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10136 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10137 (U, W): Constraints are now deprecated and will be removed if we
10138 run out of letters.
10139 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10141 ("prefetch"): Add the stcmh instruction for prefetching.
10142 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10144 (s390_short_displacement): Return always true if compiling for
10145 machines not providing the long displacement facility.
10146 (s390_mem_constraint): Support the new constraint letter Z.
10147 (s390_check_qrst_address): New function.
10149 2009-07-21 DJ Delorie <dj@redhat.com>
10151 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10154 2009-07-21 Jason Merrill <jason@redhat.com>
10156 * c-common.c (max_tinst_depth): Increase default to 1024.
10158 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10160 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10161 (vec_unpacku_float_lo_v4si): Ditto.
10163 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10166 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10167 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10168 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10169 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10171 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10173 PR tree-optimization/40813
10174 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10177 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10179 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10180 with a NOP_EXPR if needed.
10182 2009-07-21 Paul Brook <paul@codesourcery.com>
10184 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10185 Terminate debug dump with newline.
10187 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10189 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10190 Cast "1" to unsigned HOST_WIDE_INT.
10191 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10192 deposit length to the maximum length - lsb. Extend length if
10193 HOST_BITS_PER_WIDE_INT is 32.
10195 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10197 * cgraph.h (constant_pool_htab): New function.
10198 (constant_descriptor_tree): Move from varasm.c.
10199 * varasm.c (constant_pool_htab): New function.
10200 (constant_descriptor_tree): Move to cgraph.h.
10202 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10204 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10206 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10208 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10211 2009-07-20 Xinliang David Li <davidxl@google.com>
10213 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10215 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10217 * config/mips/mips.md (move_type): Add arith.
10218 (type): Handle arith.
10219 (zero_extendsidi2): Rename this into ...
10220 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10221 (zero_extendsidi2): New expander.
10222 (*zero_extendsidi2_dext): New pattern.
10224 2009-07-20 Nick Clifton <nickc@redhat.com>
10226 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10227 to set MIPS_ABI_DEFAULT.
10228 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10230 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10232 * tree-object-size.c (addr_object_size): Handle unions with
10233 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10235 PR tree-optimization/40792
10236 * tree.c (build_function_type_skip_args): Remove bogus assert.
10238 2009-07-20 Jan Hubicka <jh@suse.cz>
10239 Martin Jambor <mjambor@suse.cz>
10241 * cgraph.h (combined_args_to_skip): New field.
10242 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10243 combined_args_to_skip and args_to_skip.
10244 * tree-inline.c (update_clone_info): New function.
10245 (tree_function_versioning): Call update_clone_info.
10246 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10248 (cgraph_materialize_all_clones): More extensive dumping, working
10249 with combined_args_to_skip rather than args_to_skip.
10251 2009-07-20 Ira Rosen <irar@il.ibm.com>
10253 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10254 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10255 (get_initial_def_for_reduction): Likewise.
10256 (vectorizable_reduction): Skip the check of first operand in case
10257 of COND_EXPR. Add check that it is outer loop vectorization if
10258 nested cycle was detected. Call vectorizable_condition() for
10259 COND_EXPR. If reduction epilogue cannot be created do not fail for
10260 nested cycles (if it is not double reduction). Assert that there
10261 is only one type in the loop in case of COND_EXPR. Call
10262 vectorizable_condition() to vectorize COND_EXPR.
10263 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10264 Add parameters. Allow nested cycles if called from
10265 vectorizable_reduction(). Use reduction vector variable if provided.
10266 (vect_analyze_stmt): Call vectorizable_reduction() before
10267 vectorizable_condition().
10268 (vect_transform_stmt): Update call to vectorizable_condition().
10270 2009-07-20 Christian Bruel <christian.bruel@st.com>
10272 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10273 * doc/invoke.texi (-mfmovd): Likewise.
10274 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10276 2009-07-20 Jan Hubicka <jh@suse.cz>
10278 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10279 when handling SSA name.
10281 2009-07-19 Jan Hubicka <jh@suse.cz>
10283 PR tree-optimization/40676
10284 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10285 virtual PHIs in empty BBs.
10287 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10289 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10290 re-expanded the compound use gen_lowpart instead to convert to the
10293 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10295 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10296 OUTER_CONST arguments.
10297 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10298 the new wider mode will be masked off.
10299 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10301 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10303 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10304 high-order bits are zero.
10306 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10308 * combine.c (simplify_shift_const_1): Split code to determine
10309 shift_mode into ...
10310 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10311 new bits shifted in are identical to the old sign bit.
10313 2009-07-18 Richard Guenther <rguenther@suse.de>
10316 * gimplify.c (gimplify_call_expr): Reject code using results from
10317 functions returning void.
10319 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10321 * doc/md.texi: Document the new PowerPC "es" constraint.
10322 Document that "m" can include automodified addresses on this target,
10323 and explain how %U must be used. Extend the "Q" and "Z" documentation
10324 to suggest "es" as well as "m".
10325 * config/rs6000/constraints.md (es): New memory constraint.
10326 (Q, Z): Update strings to match new documentation.
10328 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10330 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10331 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10332 * config/rs6000/predicates.md (volatile_mem_operand): Use
10333 offsettable_nonstrict_memref_p.
10334 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10335 (*floatunssidf2_internal): Likewise.
10336 (*fix_truncdfsi2_internal): Likewise.
10337 (*fix_trunctfsi2_internal): Likewise.
10339 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10341 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10342 atmega32u2 devices.
10343 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10345 2009-07-17 Richard Guenther <rguenther@suse.de>
10348 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10349 (pass_warn_unused_result): Likewise.
10350 (TODO_set_props): Remove.
10351 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10353 (pass_diagnose_omp_blocks): Define.
10354 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10355 (c_gimple_diagnostics_recursively): Remove.
10356 (finish_function): Do not call it.
10357 (c_write_global_declarations): Continue after errors.
10358 Finalize the CU here.
10359 * c-gimplify.c (c_genericize): Do not gimplify here.
10360 * c-common.c (c_warn_unused_result): Move ...
10361 * tree-cfg.c (do_warn_unused_result): ... here.
10362 (run_warn_unused_result): New function.
10363 (gate_warn_unused_result): New function.
10364 (pass_warn_unused_result): New pass.
10365 * c-common.h (c_warn_unused_result): Remove.
10366 * flags.h (flag_warn_unused_result): Declare.
10367 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10368 * opts.c (flag_warn_unused_result): Initialize to false.
10369 * toplev.c (compile_file): Add comment.
10370 * omp-low.c (create_omp_child_function): Do not register
10371 the function with the frontend.
10372 (diagnose_omp_structured_block_errors): Prepare to be
10373 called as optimization pass.
10374 (gate_diagnose_omp_blocks): New function.
10375 (pass_diagnose_omp_blocks): New pass.
10376 * cgraph.h (cgraph_optimize): Remove.
10377 (cgraph_analyze_function): Likewise.
10378 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10379 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10380 before their parents here.
10381 (cgraph_finalize_function): Not here.
10382 (cgraph_analyze_function): Gimplify functions here.
10383 (cgraph_finalize_compilation_unit): Continue after errors.
10384 Optimize the callgraph from here.
10385 (cgraph_optimize): Make static.
10386 * langhooks.c (write_global_declarations): Finalize the CU.
10387 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10388 (gimplify_function_tree): Assert we gimplify only once.
10389 Set PROP_gimple_any property.
10390 * tree-nested.c (gimplify_all_functions): New function.
10391 (lower_nested_functions): Gimplify all nested functions.
10392 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10393 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10394 and pass_diagnose_omp_blocks after gimplification. Do not
10395 set TODO_set_props on all_lowering_passes.
10396 (execute_one_pass): Do not handle TODO_set_props.
10397 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10398 (gimplify.o): Add tree-pass.h dependency.
10399 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10400 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10401 (unsave_r): Likewise.
10402 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10403 temporary variable.
10405 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10407 * doc/service.texi (Service): Restore previously removed link,
10408 which isn't broken after all.
10410 2009-07-17 Richard Guenther <rguenther@suse.de>
10412 PR tree-optimization/40321
10413 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10414 PHI nodes to the maximal set.
10415 (make_values_for_phi): Add PHI arguments to the maximal set.
10416 (execute_pre): Dump PHI_GEN and the maximal set.
10418 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10421 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10424 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10426 * doc/extend.texi (Nested Functions): Replace broken link with
10428 * doc/service.texi (Service): Remove broken link.
10430 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10433 * builtins.c (expand_builtin_memcmp): Use loc instead of
10434 EXPR_LOCATION (exp).
10435 (expand_builtin_strncmp): Likewise.
10437 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10438 Manuel López-Ibáñez <manu@gcc.gnu.org>
10441 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10442 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10443 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10444 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10445 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10446 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10447 tree-inline.c, c-common.c, c-common.h, gimple.c,
10448 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10449 convert.c: Add location argument to fold_{unary,binary,ternary},
10450 fold_build[123], build_call_expr, build_size_arg,
10451 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10452 fold_build1_initializer, fold_build2_initializer,
10453 fold_build3_initializer, fold_build_call_array,
10454 fold_build_call_array_initializer, fold_single_bit_test,
10455 omit_one_operand, omit_two_operands, invert_truthvalue,
10456 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10457 combine_comparisons, fold_builtin_*, fold_call_expr,
10458 build_range_check, maybe_fold_offset_to_address, round_up,
10461 2009-07-16 Jason Merrill <jason@redhat.com>
10464 * c-common.c (c_common_reswords): Add __is_standard_layout
10466 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10467 * doc/implement-cxx.texi: New.
10468 * doc/gcc.texi: Include it.
10470 2009-07-16 DJ Delorie <dj@redhat.com>
10472 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10473 compares that may be indirectly affected by previous instructions.
10475 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10477 * builtins.c (do_mpc_arg2): New.
10478 (fold_builtin_2): Fold builtin cpow.
10479 * real.h (HAVE_mpc_pow): New.
10481 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10483 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10484 comparison to skip unprofitable schedule
10486 2009-07-16 Simon Baldwin <simonb@google.com>
10488 * gcc.c (option_map): New flag -no-canonical-prefixes.
10489 * (display_help): Print help text for new flag.
10490 * (process_command): Move options translation and language specifics
10491 and handle new flag early. Use it to set a function pointer to a
10492 prefix builder. Replace make_relative_prefix calls with calls to
10493 the function pointed to. Ignore new flag in regular options handling.
10494 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10496 2009-07-15 DJ Delorie <dj@redhat.com>
10498 * config/mep/mep.md (sibcall_internal): Change register to avoid
10499 argument registers.
10500 (sibcall_value_internal): Likewise.
10502 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10504 PR rtl-optimization/40710
10505 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10507 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10509 * config/mips/mips.md (*extenddi_truncate<mode>,
10510 *extendsi_truncate<mode>): Change type attribute to move_type
10511 with shift_shift. Split out code handling exts from here ...
10512 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10514 (*extendhi_truncateqi): Change type attribute to move_type with
10515 shift_shift. Split out code handling exts from here ...
10516 (*extendhi_truncateqi_exts): ... to this new pattern.
10518 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10520 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10521 instead of "and" with inverted sign bit mask value. Use
10522 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10523 Allocate registers only for operand 4 and operand 5.
10525 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10527 PR middle-end/40747
10528 * fold-const.c (fold_cond_expr_with_comparison): When folding
10529 < and <= to MIN, make sure the MIN uses the same type as the
10530 comparison's operands.
10532 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10534 * arm.md (ior_xor): New code iterator.
10535 (split for ior/xor with shift and zero-extend): New split pattern.
10536 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10538 2009-07-15 Richard Guenther <rguenther@suse.de>
10540 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10543 2009-07-15 Richard Guenther <rguenther@suse.de>
10545 PR middle-end/40753
10546 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10548 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10550 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10551 handle 2.6.30 kernel.
10553 2009-07-15 DJ Delorie <dj@redhat.com>
10555 * config/mep/mep.md (sibcall_internal): Change register to allow
10556 for 24-bit addresses.
10557 (sibcall_value_internal): Likewise.
10559 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10561 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10562 that are enabled/disabled by the flags introduced by a previous patch.
10564 2009-07-14 DJ Delorie <dj@redhat.com>
10566 * config/mep/mep.md (sibcall_internal): Include non-toggling
10568 (sibcall_value_internal): Likewise.
10570 2009-07-14 Taras Glek <tglek@mozilla.com>
10571 Rafael Espindola <espindola@google.com>
10573 * doc/sourcebuild.texi: Document install-plugin target.
10574 * configure.ac: Added install-plugin target to language makefiles.
10575 * configure: Regenerate.
10576 * Makefile.in: (install-plugin): Install more headers,
10577 depend on lang.install-plugin.
10579 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10581 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10584 2009-07-14 DJ Delorie <dj@redhat.com>
10586 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10587 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10588 * config/mep/mep.md (sibcall_internal): Change test from
10589 mep_vliw_mode_match to mep_vliw_jmp_match.
10590 (sibcall_value_internal): Likewise.
10592 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10594 * config/i386/sse.md (copysign<mode>3): New expander.
10595 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10596 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10597 Use ix86_build_const_vector.
10598 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10599 IX86_BUILTIN_CPYSGNPD.
10600 (builtin_description): Add __builtin_ia32_copysignps and
10601 __builtin_ia32_copysignpd.
10602 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10603 and BUILT_IN_COPYSIGNF.
10605 2009-07-13 Jason Merrill <jason@redhat.com>
10607 * builtins.c (can_trust_pointer_alignment): New fn.
10608 (get_pointer_alignment): Factor it out from here.
10609 * tree.h: Declare it.
10611 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10613 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10616 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10620 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10622 2009-07-14 Richard Guenther <rguenther@suse.de>
10623 Andrey Belevantsev <abel@ispras.ru>
10625 PR middle-end/40745
10626 * cfgexpand.c (partition_stack_vars): Do not bother to update
10627 alias information when not optimizing.
10629 2009-07-14 Richard Guenther <rguenther@suse.de>
10630 Andrey Belevantsev <abel@ispras.ru>
10632 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10633 (pt_solution_set): Likewise.
10634 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10635 * tree-ssa-structalias.c (pt_solution_set): New function.
10636 * final.c (rest_of_clean_state): Free SSA data structures.
10637 * print-rtl.c (print_decl_name): Remove.
10638 (print_mem_expr): Implement in terms of print_generic_expr.
10639 * alias.c (ao_ref_from_mem): New function.
10640 (rtx_refs_may_alias_p): Likewise.
10641 (true_dependence): Query alias-export info.
10642 (canon_true_dependence): Likewise.
10643 (write_dependence_p): Likewise.
10644 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10646 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10647 (mem_expr_equal_p): Use operand_equal_p.
10648 (set_mem_attributes_minus_bitpos): Do not use
10649 component_ref_for_mem_expr.
10650 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10651 (update_alias_info_with_stack_vars): Likewise.
10652 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10653 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10654 explicitly nor clear stmt operands.
10655 Free the decl-to-pointer map.
10656 * tree-optimize.c (execute_free_datastructures): Do not free
10657 SSA data structures here.
10658 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10659 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10660 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10662 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10664 2009-07-13 DJ Delorie <dj@redhat.com>
10666 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10667 unrolling at the right iteration count.
10669 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10672 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10674 * haifa-sched.c (rank_for_schedule): Introduced flags to
10675 enable/disable individual scheduling heuristics.
10676 * common.opt: Introduced flags to enable/disable individual
10677 heuristics in the scheduler.
10678 * doc/invoke.texi: Introduced flags to enable/disable individual
10679 heuristics in the scheduler.
10681 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10683 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10684 config/i386/mingw-tls.c.
10685 * config/i386/mingw-tls.c: Removed.
10687 2009-07-13 Ira Rosen <irar@il.ibm.com>
10689 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10690 checks access only relevant statements.
10691 (vectorizable_reduction): Likewise.
10693 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10695 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10696 just for 32-bit case.
10698 2009-07-12 Jan Hubicka <jh@suse.cz>
10700 PR tree-optimization/40585
10701 * except.c (expand_resx_expr): When there already is resume
10702 instruction, produce linked list.
10703 (build_post_landing_pads): Assert that resume is empty.
10704 (connect_post_landing_pads): Handle resume lists.
10705 (dump_eh_tree): Dump resume list.
10707 2009-07-12 Ira Rosen <irar@il.ibm.com>
10709 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10710 with additional argument.
10711 * tree-vectorizer.h (enum vect_def_type): Add
10712 vect_double_reduction_def.
10713 (vect_is_simple_reduction): Add argument.
10714 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10716 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10717 vect_is_simple_reduction with additional argument.
10718 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10720 (reduction_code_for_scalar_code): Handle additional codes by
10721 returning ERROR_MARK for them. Fix comment and indentation.
10722 (vect_is_simple_reduction): Fix comment, add argument to specify
10723 double reduction. Detect double reduction.
10724 (get_initial_def_for_induction): Fix indentation.
10725 (get_initial_def_for_reduction): Fix comment and indentation.
10726 Handle double reduction. Create initial definitions that do not
10727 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10728 (vect_create_epilog_for_reduction): Fix comment, add argument to
10729 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10730 epilogue result extraction. Create double reduction phi node and
10731 replace relevant uses.
10732 (vectorizable_reduction): Call vect_is_simple_reduction with
10733 additional argument. Fix indentation. Update epilogue code treatment
10734 according to the changes in reduction_code_for_scalar_code. Check
10735 for double reduction. Call vect_create_epilog_for_reduction with
10736 additional argument.
10737 * tree-vect-stmts.c (process_use): Handle double reduction, update
10739 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10740 (vect_get_vec_def_for_operand): Likewise.
10742 2009-07-12 Danny Smith <dansmister@gmail.com>
10744 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10745 dllexport if !TREE_PUBLIC.
10746 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10748 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10750 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10751 (avr_extra_arch_macro) Remove declatation.
10752 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10753 (avr_extra_arch_macro) Declare as static.
10754 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10756 2009-07-11 Jan Hubicka <jh@suse.cz>
10758 PR middle-end/48388
10759 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10761 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10764 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10765 cold_in_std_section bits.
10766 (dwarf2out_begin_prologue): Initialize them.
10767 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10768 if already covered by text_section or cold_text_section range.
10770 PR rtl-optimization/40667
10771 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10772 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10773 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10774 * config/i386/i386.c (ix86_minimum_alignment): New function.
10775 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10776 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10777 * emit-rtl.c (gen_reg_rtx): Likewise.
10778 * function.c (assign_parms): Likewise. If nominal_type needs
10779 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10780 rather than passed_type's alignment.
10783 * function.c (assign_parm_setup_stack): Adjust
10784 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10785 from nominal_mode on big endian.
10787 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10789 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10791 2009-07-10 DJ Delorie <dj@redhat.com>
10793 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10795 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10797 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10799 (thumb2_cbnz): Likewise.
10801 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10804 * config.gcc (supported_defaults): Add synci.
10805 (with_synci): Add validation.
10806 (all_defaults): Add synci.
10807 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10810 * config/mips/mips.opt (msynci): New option.
10811 * config/mips/mips.c (mips_override_options): Warn on use of
10812 -msynci for targets that do now support it.
10813 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10815 * gcc/doc/invoke.texi (-msynci): Document the new option.
10816 * doc/install.texi (--with-synci): Document the new option.
10818 2009-07-10 Richard Guenther <rguenther@suse.de>
10820 PR tree-optimization/40496
10821 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10822 the PHI result with a compatible type.
10824 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10828 * c.opt (Wunused-result): New.
10829 * doc/invoke.texi: Document it.
10830 * c-common.c (c_warn_unused_result): Use it.
10832 2009-07-09 DJ Delorie <dj@redhat.com>
10834 * targhooks.c (default_target_can_inline_p): Rename from
10835 default_target_option_can_inline_p.
10836 * targhooks.h (default_target_can_inline_p): Likewise.
10837 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10838 TARGET_OPTION_CAN_INLINE_P.
10839 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10840 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10841 (mep_target_can_inline_p): Rename from
10842 mep_target_option_can_inline_p.
10845 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10846 registers used to pass vectors.
10848 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10850 2009-07-09 Tom Tromey <tromey@redhat.com>
10852 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10853 * config/mmix/mmix.c: Include dwarf2.h.
10854 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10855 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10856 * config/sh/sh.c: Include dwarf2.h.
10857 * config/i386/i386.c: Include dwarf2.h.
10858 * Makefile.in (DWARF2_H): Remove 'elf'.
10859 * except.c: Include dwarf2.h.
10860 * unwind-dw2.c: Include dwarf2.h.
10861 * dwarf2out.c: Include dwarf2.h.
10862 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10863 * unwind-dw2-fde.c: Include dwarf2.h.
10864 * dwarf2asm.c: Include dwarf2.h.
10866 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10868 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10869 (max_issue): Use it.
10870 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10872 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10873 (region_sched_info): Update.
10874 * sched-ebb.c (ebb_sched_info): Update.
10875 * modulo-sched.c (sms_sched_info): Update.
10876 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10878 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10880 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10882 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10884 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10886 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10888 PR middle-end/40692
10889 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10890 arg1 with arg01 if arg1 is already INTEGER_CST.
10892 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10894 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10895 Transform (and (truncate)) into (truncate (and)).
10897 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10899 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10900 creating LHS paradoxical subregs. Fix surrounding returns to
10901 use NULL_RTX rather than 0.
10903 2009-07-08 DJ Delorie <dj@redhat.com>
10905 * config/mep/mep.c: (mep_option_can_inline_p): New.
10906 (TARGET_OPTION_CAN_INLINE_P): Define.
10908 2009-07-08 Mark Wielaard <mjw@redhat.com>
10911 * dwarf2out.c (add_data_member_location_attribute): When we have
10912 only a constant offset don't emit a new location description using
10913 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10916 2009-07-08 Richard Henderson <rth@redhat.com>
10919 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10920 (enum reg_class): Add CLOBBERED_REGS.
10921 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10922 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10923 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10924 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10925 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10926 force 64-bit sibcalls into R11.
10927 * config/i386/constraints.md (U): New constraint.
10928 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10929 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10930 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10932 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10934 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10936 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10937 * ebitmap.h (dump_ebitmap): Ditto.
10938 * optabs.h (optab_libfunc): Ditto.
10939 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10940 * tree-flow.h (vect_can_force_dr_alignment_p,
10941 get_vectype_for_scalar_type): Ditto.
10942 (vectorize_loops): Move prototype to ...
10943 * tree-vectorizer.h: ... here. Also, adjust comment.
10944 (vect_set_verbosity_level): Remove duplicate prototype.
10945 * tree-ssa-loop.c: Include tree-vectorizer.h.
10946 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10948 2009-07-08 Nick Clifton <nickc@redhat.com>
10950 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10953 2009-07-08 DJ Delorie <dj@redhat.com>
10955 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10956 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10957 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10959 * config/mep/intrinsics.md: Regenerated.
10960 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10961 registers when asm() or calls are detected.
10963 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10966 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10968 * gimple (gimple_build_call_from_tree): Likewise.
10969 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10970 no_warning flag before warning.
10972 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10974 * tree.c (set_expr_locus): Remove.
10975 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10976 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10978 * gimplify.c (internal_get_tmp_var): Likewise.
10979 (gimplify_call_expr): Likewise.
10980 (gimplify_one_sizepos): Likewise.
10982 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10985 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10986 to variables for debugging purposes.
10988 2009-06-23 Mark Loeser <mark@halcy0n.com>
10991 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10993 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10995 * pretty-print.c (pp_base_format): Remove %J.
10996 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10997 gcc_cxxdiag_char_table): Likewise.
10998 (init_dynamic_diag_info): Likewise.
11000 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11002 * pretty-print.c (pp_base_format): Remove %H.
11003 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11004 gcc_cxxdiag_char_table): Likewise.
11005 (init_dynamic_diag_info): Likewise.
11006 * config/mep/mep.c (mep_select_section): Likewise.
11008 2009-07-07 Duncan Sands <baldrick@free.fr>
11010 * final.c (pass_clean_state): Give the pass a name.
11011 * passes.c (pass_rest_of_compilation): Likewise.
11012 * tree-optimize.c (pass_all_optimizations): Likewise.
11014 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11016 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11017 an extra 'decl' for error_at.
11019 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11021 PR middle-end/40669
11022 * tree-tailcall.c (adjust_return_value_with_ops,
11023 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11024 if it has complex or vector type.
11026 2009-07-07 Olivier Hainque <hainque@adacore.com>
11028 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11031 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11033 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11035 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11037 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11038 * c-decl.c: Likewise.
11039 * function.c: Likewise.
11040 * varasm.c: Likewise.
11041 * tree-ssa.c: Likewise.
11042 * c-common.c: Likewise.
11043 * tree-cfg.c: Likewise.
11044 * config/spu/spu.c: Likewise.
11045 * config/ia64/ia64.c: Likewise.
11046 * config/v850/v850.c: Likewise.
11048 2009-07-06 DJ Delorie <dj@redhat.com>
11050 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11051 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11052 unspecified accesses to control registers.
11053 * config/mep/intrinsics.md: Regenerate.
11054 * config/mep/intrinsics.h: Regenerate.
11055 * config/mep/mep-intrin.h: Regenerate.
11057 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11059 * c-lex.c: Replace %H by an explicit location. Update all calls.
11060 * c-common.c: Likewise.
11061 * c-decl.c: Likewise.
11062 * c-typeck.c: Likewise.
11063 * fold-const.c: Likewise.
11064 * gimplify.c: Likewise.
11065 * stmt.c: Likewise.
11066 * tree-cfg.c: Likewise.
11067 * tree-ssa-loop-niter.c: Likewise.
11068 * tree-vrp.c: Likewise.
11069 * value-prof.c: Likewise.
11071 2009-07-06 Diego Novillo <dnovillo@google.com>
11073 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11074 if it has one. Handle cases where VAR does not have an
11075 annotation or cfun is NULL.
11077 2009-07-06 Diego Novillo <dnovillo@google.com>
11079 * tree.c: Include debug.h.
11080 (initialize_tree_contains_struct): New.
11081 (init_ttree): Call it.
11082 (tree_node_structure_for_code): Factor out of ...
11083 (tree_node_structure): ... here.
11084 * treestruct.def (TS_PHI_NODE): Remove.
11085 (TS_GIMPLE_STATEMENT): Remove.
11087 2009-07-06 Diego Novillo <dnovillo@google.com>
11089 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11090 (debug_tree_chain): Handle cycles.
11092 2009-07-06 Nick Clifton <nickc@redhat.com>
11093 DJ Delorie <dj@redhat.com>
11095 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11096 __FMOVD_ENABLED__ is defined.
11098 (TARGET_FMOVD): Provide a default definition.
11099 (MASK_FMOVD): Likewise.
11100 (TARGET_CPU_CPP_BUILTINS): Define
11101 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11102 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11103 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11104 (split for DF load from memory into register): Also handle
11105 MEMs which consist of REG+DISP addressing.
11106 (split for DF store from register to memory): Likewise.
11107 (movsf_ie): Always use single fp_mode.
11108 * config/sh/sh.c (sh_override_options): Do not automatically
11109 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11110 that to the -mfmovd command line switch.
11111 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11112 (fldi_ok): Always allow.
11113 * config/sh/sh.opt (mfmovd): Remove this switch.
11114 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11116 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11117 Kaz Kojima <kkojima@gcc.gnu.org>
11119 PR rtl-optimization/30807
11120 * postreload.c (reload_combine): For every new use of REG_SUM,
11121 record the use of BASE.
11123 2009-07-06 Jan Hubicka <jh@suse.cz>
11125 * params.def: Revert my accidental commit at 2009-06-30.
11127 2009-07-04 Ian Lance Taylor <iant@google.com>
11130 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11132 (mingw_format_attribute_overrides): Likewise.
11134 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11137 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11138 don't check cfa.reg. Instead of cfa.indirect use
11139 fde && fde->drap_reg != INVALID_REGNUM test.
11141 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11143 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11145 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11148 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11150 2009-07-03 Richard Guenther <rguenther@suse.de>
11152 PR tree-optimization/40640
11153 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11156 2009-07-03 Jan Hubicka <jh@suse.cz>
11158 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11159 for size, reduce amount of inlining.
11161 2009-07-03 Richard Guenther <rguenther@suse.de>
11163 PR middle-end/34163
11164 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11165 if t +- x is known to not overflow and the conversion widens the
11167 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11169 2009-07-03 Jan Hubicka <jh@suse.cz>
11171 * ipa-pure-const.c (analyze): Update loop optimizer init.
11172 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11173 try_remove_empty_loop, remove_empty_loops): Remove.
11174 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11175 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11176 to mark regular loops as neccesary.
11177 (degenerate_phi_p): New function.
11178 (propagate_necessity, remove_dead_phis): Use it.
11179 (forward_edge_to_pdom): Likewise.
11180 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11181 virtual PHI nodes that became unreachable.
11182 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11183 * tree-flow.h (remove_empty_loops): Remove.
11184 * passes.c (init_optimization_passes): Remove.
11186 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11188 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11189 can_create_pseudo_p.
11190 (*fix_trunc<mode>_i387_1): Ditto.
11191 (*floathi<mode>2_1): Ditto.
11192 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11193 (*fistdi2_1): Ditto.
11194 (*fist<mode>2_1): Ditto.
11195 (frndintxf2_floor): Ditto.
11196 (*fist<mode>2_floor_1): Ditto.
11197 (frndintxf2_ceil): Ditto.
11198 (*fist<mode>2_ceil_1): Ditto.
11199 (frndintxf2_trunc): Ditto.
11200 (frndintxf2_mask_pm): Ditto.
11201 (fxam<mode>2_i387_with_temp): Ditto.
11202 * config/i386/sse.md (mulv16qi3): Ditto.
11203 (*sse2_mulv4si3): Ditto.
11205 (sse4_2_pcmpestr): Ditto.
11206 (sse4_2_pcmpistr): Ditto.
11208 2009-07-03 Jan Hubicka <jh@suse.cz>
11210 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11211 (mark_stmt_necessary): Set it.
11212 (mark_operand_necessary): Set it.
11213 (mark_control_dependent_edges_necessary): Set it.
11214 (mark_virtual_phi_result_for_renaming): New function.
11215 (get_live_post_dom): New function.
11216 (forward_edge_to_pdom): New function.
11217 (remove_dead_stmt): Fix handling of control dependences.
11218 (tree_dce_init): Init new bitmap.
11219 (tree_dce_done): Free it.
11221 2009-07-02 Richard Guenther <rguenther@suse.de>
11224 * tree-ssa-structalias.c (new_var_info): Initialize
11227 2009-07-02 Jan Hubicka <jh@suse.cz>
11229 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11232 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11234 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11235 instead of recomputing it. Adjust calls.
11236 (emit_store_flag): Adjust recursive calls.
11238 2009-07-02 Richard Guenther <rguenther@suse.de>
11240 * tree-ssa-live.c (remove_unused_locals): Do not remove
11242 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11243 of DECL_EXTERNAL for HEAP variables.
11244 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11245 HEAP variables. Do not adjust RESTRICT vars.
11246 (find_what_var_points_to): Nobody cares if something
11247 points to READONLY.
11249 2009-07-02 Ben Elliston <bje@au.ibm.com>
11251 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11252 pc_low and pc_high declarations to the top of the function.
11254 2009-07-01 DJ Delorie <dj@redhat.com>
11256 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11257 registers as fixed.
11258 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11259 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11260 unspecified accesses to control registers.
11261 * config/mep/intrinsics.md: Regenerate.
11262 * config/mep/intrinsics.h: Regenerate.
11263 * config/mep/mep-intrin.h: Regenerate.
11265 2009-07-01 Anthony Green <green@moxielogic.com>
11267 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11268 instruction when possible.
11269 (moxie_expand_prologue): Ditto. Also, save an instruction and
11270 some complexity by popping off of $r12 instead of $sp.
11271 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11274 2009-07-01 Richard Henderson <rth@redhat.com>
11277 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11278 contained no insns, reposition note before last insn.
11280 2009-07-01 Richard Henderson <rth@redhat.com>
11283 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11284 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11286 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11289 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11290 darwin9 for printing reg addresses with %y.
11292 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11294 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11295 truncation from operands in binary operations.
11297 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11300 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11301 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11302 subreg of op0 to the original op0.
11304 * expmed.c (store_bit_field_1): Use a temporary as the destination
11305 instead of a paradoxical subreg when we need to truncate the result.
11307 2009-07-01 DJ Delorie <dj@redhat.com>
11309 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11310 names to VLIW variants.
11311 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11312 * config/mep/intrinsics.md: Regenerate.
11313 * config/mep/intrinsics.h: Regenerate.
11314 * config/mep/mep-intrin.h: Regenerate.
11316 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11319 * jump.c (returnjump_p): Revert last patch.
11320 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11322 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11325 * pa.md (casesi32p): Use jump table label to determine the offset
11327 (casesi64p): Likewise.
11329 * pa.c (forward_branch_p): Return bool type. Use instruction
11330 addresses when available. Assert that INSN has a jump label.
11331 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11334 2009-07-01 Richard Guenther <rguenther@suse.de>
11336 PR tree-optimization/19831
11337 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11338 that only act as barriers do not make any previous stores necessary.
11339 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11340 HEAP variables global, do not add a constraint from nonlocal.
11341 (find_func_aliases): Handle escapes through return statements.
11342 (compute_points_to_sets): Make escaped HEAP variables global.
11344 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11347 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11348 after reducing a DImode cstore to SImode.
11350 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11352 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11353 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11355 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11357 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11358 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11360 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11361 and umod_optab if TARGET_BSD_DIVMOD.
11362 * config/vax/lib1funcs.asm: New file.
11363 * config/vax/t-linux: New file.
11364 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11366 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11369 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11370 to type arguments that have void type.
11373 * dwarf2out.c (gen_formal_parameter_die): Call
11374 equate_decl_number_to_die if node is different from origin.
11376 2009-06-30 Anthony Green <green@moxielogic.com>
11378 Clean up moxie port for --enable-build-with-cxx.
11379 * config/moxie/moxie.c (moxie_function_value): First two
11380 parameters are const_tree, not tree.
11381 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11382 (REG_CLASS_NAMES): Ditto.
11383 (REGNO_REG_CLASS): Ditto.
11384 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11385 (moxie_function_value): Fix constyness of arguments.
11387 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11389 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11390 finalize_size_functions before further processing.
11391 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11392 (variable_size): Call self_referential_size on size expressions
11393 that contain a PLACEHOLDER_EXPR.
11394 (size_functions): New static variable.
11395 (copy_self_referential_tree_r): New static function.
11396 (self_referential_size): Likewise.
11397 (finalize_size_functions): New global function.
11398 * tree.c: Include tree-inline.h.
11399 (push_without_duplicates): New static function.
11400 (find_placeholder_in_expr): New global function.
11401 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11403 <tcc_expression>: Likewise.
11404 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11405 the call in the expression.
11406 * tree.h (finalize_size_functions): Declare.
11407 (find_placeholder_in_expr): Likewise.
11408 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11409 (substitute_placeholder_in_expr): Update comment.
11410 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11412 (copy_tree_body_r): Likewise.
11413 (copy_tree_body): New static function.
11414 (maybe_inline_call_in_expr): New global function.
11415 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11416 (maybe_inline_call_in_expr): Declare.
11417 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11418 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11421 2009-06-30 Richard Guenther <rguenther@suse.de>
11423 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11425 (propagate_necessity): Do not mark reaching defs of stores
11428 2009-06-30 Jan Hubicka <jh@suse.cz>
11430 * cfgloopanal.c (check_irred): Move into ...
11431 (mark_irreducible_loops): ... here; return true if ireducible
11433 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11434 (analyze_function): Try to prove loop finiteness.
11435 * cfgloop.h (mark_irreducible_loops): Update prototype.
11436 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11438 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11440 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11442 2009-06-30 Ira Rosen <irar@il.ibm.com>
11444 PR tree-optimization/40542
11445 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11448 2009-06-30 Martin Jambor <mjambor@suse.cz>
11450 PR tree-optimization/40582
11451 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11452 than useless_type_conversion_p.
11453 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11456 2009-06-30 Martin Jambor <mjambor@suse.cz>
11458 PR middle-end/40554
11459 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11461 2009-06-30 Richard Guenther <rguenther@suse.de>
11463 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11464 use ao_ref references.
11465 (walk_aliased_vdefs): Likewise.
11466 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11467 * tree-ssa-dce.c (struct ref_data): Remove.
11468 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11469 (mark_aliased_reaching_defs_necessary): Adjust.
11470 (mark_all_reaching_defs_necessary_1): Likewise.
11472 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11475 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11476 (emit_store_flag_1): Extract from emit_store_flag, adjust
11477 calls to (what now is) emit_cstore.
11478 (emit_store_flag): Call emit_store_flag_1 and also use it
11479 for what used to be recursive calls.
11481 2009-06-30 Wei Guozhi <carrot@google.com>
11484 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11485 if the target bb post dominates from bb.
11486 * config/i386/i386.c (memory_address_length): Check existence of base
11487 register before using it.
11489 2009-06-30 Nick Clifton <nickc@redhat.com>
11490 DJ Delorie <dj@redhat.com>
11492 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11493 __FMOVD_ENABLED__ is defined.
11495 (TARGET_FMOVD): Provide a default definition.
11496 (MASK_FMOVD): Likewise.
11497 (TARGET_CPU_CPP_BUILTINS): Define
11498 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11499 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11500 two fmov instructions depending upon whether TARGET_FMOVD is
11502 (split for DF load from memory into register): Also handle
11503 MEMs which consist of REG+DISP addressing.
11504 (split for DF store from register to memory): Likewise.
11505 * config/sh/sh.opt (mfmovd): Remove this switch.
11506 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11507 * config/sh/sh.c (sh_override_options): Do not automatically
11508 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11509 that to the -mfmovd command line switch.
11511 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11513 (fldi_ok): Always allow.
11514 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11516 2009-06-29 DJ Delorie <dj@redhat.com>
11518 * doc/install.texi (mep-x-elf): Correct chip's full name.
11520 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11522 * doc/extend.texi: Fix typo.
11524 2009-06-29 Tom Tromey <tromey@redhat.com>
11526 * dwarf2.h: Remove.
11527 * Makefile.in (DWARF2_H): New variable.
11528 (except.o): Use it.
11529 (dwarf2out.o): Likewise.
11530 (dwarf2asm.o): Likewise.
11531 * config/i386/t-i386: Use DWARF2_H.
11532 * except.c: Include elf/dwarf2.h.
11533 * unwind-dw2.c: Include elf/dwarf2.h.
11534 * dwarf2out.c: Include elf/dwarf2.h.
11535 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11536 <dtprel>: New field.
11537 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11538 (size_of_loc_descr): Likewise.
11539 (output_loc_operands_raw): Likewise.
11540 (output_loc_operands): Handle new dtprel field.
11541 (loc_checksum): Update.
11542 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11543 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11544 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11545 * dwarf2asm.c: Include elf/dwarf2.h.
11546 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11547 * config/mmix/mmix.c: Include elf/dwarf2.h.
11548 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11549 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11550 * config/sh/sh.c: Include elf/dwarf2.h.
11551 * config/i386/i386.c: Include elf/dwarf2.h.
11553 2009-06-29 DJ Delorie <dj@redhat.com>
11555 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11557 * doc/extend.texi: Add MeP attributes and pragmas.
11558 * doc/invoke.text: Add MeP Options.
11559 * doc/contrib.texi: Add MeP contribution.
11560 * doc/md.texi: Add MeP constraints.
11561 * doc/install.texi: Add MeP target.
11563 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11565 * target.h (struct gcc_target): Add frame_pointer_required field.
11566 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11567 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11568 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11570 * reload1.c (update_eliminables): (Ditto.).
11571 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11572 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11573 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11575 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11577 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11578 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11579 (arm_frame_pointer_required): New function.
11581 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11582 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11583 (avr_frame_pointer_required_p): Declare as static.
11584 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11586 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11587 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11588 (bfin_frame_pointer_required): Make as static, change return type
11590 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11592 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11593 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11594 (cris_frame_pointer_required): New function.
11596 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11598 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11599 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11600 (fr30_frame_pointer_required): New function.
11602 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11603 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11604 (frv_frame_pointer_required): Make as static, change return type
11606 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11608 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11609 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11610 (ix86_frame_pointer_required): Make as static, change return type to
11612 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11614 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11615 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11617 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11619 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11621 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11623 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11624 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11625 (mips_frame_pointer_required): Make as static.
11626 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11628 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11629 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11630 (mmix_frame_pointer_required): Mew function.
11632 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11633 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11635 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11637 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11639 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11641 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11642 (CAN_ELIMINATE): Redefine.
11643 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11644 (sparc_frame_pointer_required): New function.
11645 (sparc_can_eliminate): New function.
11646 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11648 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11649 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11651 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11652 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11653 (xtensa_frame_pointer_required): Make as static, change return type
11655 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11658 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11660 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11661 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11662 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11663 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11664 (register_callback): Handle PLUGIN_START_UNIT.
11665 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11667 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11669 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11671 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11672 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11674 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11676 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11679 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11681 * doc/extend.texi (Additional Floating Types): __float128 is also
11682 supported on i386 targets.
11684 2009-06-29 Richard Guenther <rguenther@suse.de>
11686 PR middle-end/14187
11687 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11689 (pt_solutions_same_restrict_base): Declare.
11690 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11692 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11693 (make_constraint_from, make_copy_constraint): Move earlier.
11694 (make_constraint_from_heapvar): New function.
11695 (make_constraint_from_restrict): Likewise.
11696 (handle_lhs_call): Use it.
11697 (find_func_aliases): Use it to track conversions to restrict
11698 qualified pointers.
11699 (struct fieldoff): Add only_restrict_pointers flag.
11700 (push_fields_onto_fieldstack): Initialize it.
11701 (create_variable_info_for): Track global restrict qualified pointers.
11702 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11703 Track restrict qualified pointer arguments.
11704 (set_uids_in_ptset): Use varinfo is_global_var flag.
11705 (find_what_var_points_to): Set the vars_contains_restrict flag.
11706 Always create the points-to solution for sets including restrict tags.
11707 (pt_solutions_same_restrict_base): New function.
11708 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11709 qualified pointers use pt_solutions_same_restrict_base as
11710 additional source for disambiguation.
11712 2009-06-29 Richard Guenther <rguenther@suse.de>
11714 PR middle-end/38212
11715 * alias.c (find_base_decl): Remove.
11716 (get_deref_alias_set_1): Remove restrict handling.
11717 * c-common.c (c_apply_type_quals_to_decl): Do not set
11718 DECL_POINTER_ALIAS_SET.
11719 * gimplify.c (find_single_pointer_decl_1): Remove.
11720 (find_single_pointer_decl): Likewise.
11721 (internal_get_tmp_var): Remove restrict handling.
11722 (gimple_regimplify_operands): Likewise.
11723 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11724 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11725 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11726 * tree.c (restrict_base_for_decl): Remove.
11727 (init_ttree): Do not allocate it.
11728 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11729 LABEL_DECL_UID for label decls.
11730 (copy_node_stat): Do not copy restrict information.
11731 (decl_restrict_base_lookup): Remove.
11732 (decl_restrict_base_insert): Likewise.
11733 (print_restrict_base_statistics): Likewise.
11734 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11735 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11736 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11737 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11738 (LABEL_DECL_UID): Adjust.
11739 (DECL_BASED_ON_RESTRICT_P): Remove.
11740 (DECL_GET_RESTRICT_BASE): Likewise.
11741 (SET_DECL_RESTRICT_BASE): Likewise.
11742 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11744 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11745 instead of DECL_POINTER_ALIAS_SET.
11746 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11747 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11748 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11750 2009-06-29 Richard Guenther <rguenther@suse.de>
11752 PR tree-optimization/40579
11753 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11754 the IL to simplify has constants that overflowed.
11756 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11758 PR tree-optimization/40550
11759 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11760 vector_compute_type only when the size of vector_compute_type is
11761 less than the size of type.
11763 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11765 * fold-const.c (contains_label_1): Fix comments.
11766 (contains_label_p): Do not walk trees multiple time.
11768 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11770 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11771 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11772 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11773 ix86_fp_comparison_operator.
11774 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11775 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11776 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11777 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11778 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11779 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11780 (related splits): Change predicate to ix86_fp_comparison_operator.
11781 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11782 instead of ix86_fp_comparison_codes.
11783 (ix86_trivial_fp_comparison_operator,
11784 ix86_fp_comparison_operator): New.
11785 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11786 (ix86_expand_compare): Eliminate last two parameters.
11787 (ix86_fp_jump_nontrivial_p): Kill.
11788 * config/i386/i386.c (put_condition_code): Eliminate call to
11789 ix86_fp_comparison_codes and subsequent assertion.
11790 (ix86_fp_comparison_codes): Eliminate.
11791 (ix86_fp_swap_condition): New.
11792 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11793 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11794 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11795 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11796 and ix86_fp_swap_condition.
11797 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11798 Use ix86_fp_comparison_strategy.
11799 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11800 (ix86_fp_jump_nontrivial_p): Eliminate.
11801 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11802 call to ix86_expand_compare.
11803 (ix86_split_fp_branch, ix86_expand_setcc,
11804 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11805 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11807 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11809 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11810 related to jump_clobbers.
11811 * config/arm/arm.md (conds): Remove jump_clob case.
11812 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11813 splits): Change comparison_operator to arm_comparison_operator.
11814 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11817 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11819 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11820 condition for floating point modes.
11821 * expmed.c (emit_store_flag_1): Move here a bigger part
11822 of emit_store_flag.
11823 (emit_store_flag): Try swapping the condition for floating point
11825 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11827 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11829 * expr.c (expand_expr_real_1): Just use do_store_flag.
11830 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11831 emit_store_flag_force.
11832 * expmed.c (emit_store_flag_force): Copy here trick
11833 previously in expand_expr_real_1. Try reversing the comparison.
11834 (emit_store_flag_1): Work if target is NULL.
11835 (emit_store_flag): Work if target is NULL, using the result mode
11836 from the comparison. Use split_comparison, restructure final part
11837 to simplify conditionals.
11839 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11841 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11842 * dojump.c (do_jump): Change handling of floating-point
11843 ops to use just do_compare_and_jump.
11844 (split_comparison): New.
11845 (do_compare_rtx_and_jump): Add here logic coming previously
11846 in do_jump, using split_comparison.
11848 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11851 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11853 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11855 * tree-ssa-alias.c: Fix unintentional commit.
11857 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11859 * passes.c (execute_one_pass): Fix unintentional commit.
11861 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11863 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11864 (df_rd_local_compute, df_md_local_compute): Inline them.
11866 (df_md_scratch): New.
11867 (df_md_alloc, df_md_free): Allocate/free it.
11868 (df_md_local_compute): Only include live registers in init.
11869 (df_md_transfer_function): Prune the in-set computed by
11870 the confluence function, and the gen-set too.
11872 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11874 PR rtl-optimization/26854
11875 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11876 * df-problems.c (df_rd_add_problem): Fix comment.
11877 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11878 df_md_simulate_artificial_defs_at_top,
11879 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11880 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11881 df_md_transfer_function, df_md_init, df_md_confluence_0,
11882 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11883 problem_MD, df_md_add_problem): New.
11884 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11885 df_md_get_bb_info): New.
11886 (DF_LAST_PROBLEM_PLUS1): Adjust.
11888 * Makefile.in (fwprop.o): Include domwalk.h.
11889 * fwprop.c: Include domwalk.h.
11890 (reg_defs, reg_defs_stack): New.
11891 (bitmap_only_bit_between): Remove.
11892 (process_defs): New.
11893 (process_uses): Use reg_defs and local_md instead of
11894 bitmap_only_bit_between and local_rd.
11895 (single_def_use_enter_block): New, from build_single_def_use_links.
11896 (single_def_use_leave_block): New.
11897 (build_single_def_use_links): Remove code moved to
11898 single_def_use_enter_block, invoke domwalk.
11899 (use_killed_between): Adjust comment.
11901 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11903 * bitmap.h (bitmap_ior_and_into): New.
11904 * bitmap.c (bitmap_ior_and_into): New.
11906 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11908 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11909 before_dom_children_before_stmts and after_dom_children_after_stmts.
11910 Rename the two remaining callbacks to just before_dom_children and
11911 after_dom_children. Remove other GIMPLE statement walking bits.
11912 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11913 * graphite.c: Do not include domwalk.h.
11914 * tree-into-ssa.c (interesting_blocks): New global.
11915 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11916 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11917 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11918 now that they're not domwalk callbacks.
11919 (rewrite_initialize_block): Rename to...
11920 (rewrite_enter_block): ... this, place after called functions. Test
11921 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11922 (rewrite_finalize_block): Rename to...
11923 (rewrite_leave_block): ... this, place after called functions.
11924 (rewrite_update_init_block): Rename to...
11925 (rewrite_update_enter_block): ... this, place after called functions.
11926 Test interesting_blocks, call rewrite_update_stmt and
11927 rewrite_update_phi_arguments.
11928 (rewrite_update_fini_block): Rename to...
11929 (rewrite_leave_block): ... this, place after called functions.
11930 (rewrite_blocks): Remove last argument, simplify initialization of
11932 (mark_def_sites_initialize_block): Rename to...
11933 (mark_def_sites_block): ... this, call mark_def_sites.
11934 (mark_def_sites_blocks): Remove argument, simplify initialization of
11936 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11937 (update_ssa): Likewise.
11938 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11940 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11941 (dom_opt_initialize_block): Rename to...
11942 (dom_opt_enter_block): ... this, place after called functions. Walk
11943 statements here, inline propagate_to_outgoing_edges.
11944 (dom_opt_finalize_block): Rename to...
11945 (dom_opt_leave_block): ... this, place after called functions.
11946 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11948 (dse_enter_block, dse_record_phi): New.
11949 (dse_record_phis): Delete.
11950 (dse_finalize_block): Rename to...
11951 (dse_leave_block): ... this.
11952 (tree_ssa_dse): Simplify initialization of walk_data.
11953 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11954 Adjust initialization of walk_data.
11955 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11956 * tree-ssa-loop-phiopt.c (get_non_trapping):
11957 Adjust initialization of walk_data.
11958 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11959 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11960 it's not a domwalk callback.
11961 (uncprop_initialize_block): Rename to...
11962 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11963 (dse_finalize_block): Rename to...
11964 (dse_leave_block): ... this.
11965 (tree_ssa_uncprop): Simplify initialization of walk_data.
11966 * Makefile.in: Adjust dependencies.
11968 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11970 * arm.md (casesi): Fix test for Thumb1.
11971 (thumb1_casesi_internal_pic): Likewise.
11972 (thumb1_casesi_dispatch): Likewise.
11974 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11976 * config/arm/arm-cores.def: Added core cortex-m0.
11977 * config/arm/arm-tune.md: Regenerated.
11978 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11980 2009-06-26 DJ Delorie <dj@redhat.com>
11982 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11984 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11985 the scheduler doesn't tag jump insns.
11987 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11989 * c-decl.c (merge_decls): Re-indent.
11991 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11994 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11995 Special-case decimal float constants.
11997 2009-06-26 Richard Henderson <rth@redhat.com>
11999 * function.h (struct function): Add cannot_be_copied_reason,
12000 and cannot_be_copied_set.
12001 * tree-inline.c (has_label_address_in_static_1): Rename from
12002 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12003 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12004 don't set inline_forbidden_reason.
12005 (copy_forbidden): New function, split out of inline_forbidden_p.
12006 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12007 (inline_forbidden_p): Use copy_forbidden.
12008 (tree_versionable_function_p): Likewise.
12009 (inlinable_function_p): Merge into tree_inlinable_function_p.
12010 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12011 * ipa-cp.c (ipcp_versionable_function_p): New function.
12012 (ipcp_cloning_candidate_p): Use it.
12013 (ipcp_node_modifiable_p): Likewise.
12015 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12017 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12018 that is marked not to be inlined. Remove flag_mudflap use.
12019 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12020 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12022 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12025 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12026 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12028 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12030 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12032 (__mingwthr_remove_key_dtor): Likewise.
12034 2009-06-26 Richard Guenther <rguenther@suse.de>
12036 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12038 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12040 PR middle-end/40525
12041 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12042 try the non-cond_exec path also.
12044 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12047 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12048 (output_cbranch): Use new functions.
12049 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12052 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12053 Pat Haugen <pthaugen@us.ibm.com>
12054 Revital Eres <ERES@il.ibm.com>
12056 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12057 for %c error. Add %x support to print VSX registers as a unified
12058 register set, instead of separate float and altivec registers.
12059 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12060 %y case, and add support for VSX pre-modify addresses.
12061 (output_toc): Add assert for CONST containing an integer constant
12063 (rs6000_adjust_cost): Add POWER7 support.
12064 (insn_must_be_first_in_group): Ditto.
12065 (insn_must_be_last_in_group): Ditto.
12066 (rs6000_emit_popcount): Ditto.
12067 (rs6000_vector_mode_supported_p): Ditto.
12069 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12070 Change some of the functions called by macros to being called
12071 through a pointer, so debug functions can be inserted if
12072 -mdebug=addr or -mdebug=cost.
12073 (rs6000_preferred_reload_class_ptr): Ditto.
12074 (rs6000_secondary_reload_class_ptr): Ditto.
12075 (rs6000_secondary_memory_needed_ptr): Ditto.
12076 (rs6000_cannot_change_mode_class_ptr): Ditto.
12077 (rs6000_secondary_reload_inner): Ditto.
12078 (rs6000_legitimize_reload_address): Ditto.
12079 (rs6000_legitimize_reload_address_ptr): Ditto.
12080 (rs6000_mode_dependent_address): Ditto.
12081 (rs6000_mode_dependent_address_ptr): Ditto.
12083 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12084 function to return true if the mode allows reg + integer
12086 (virtual_stack_registers_memory_p): New function to return true if
12087 the address refers to a virtual stack register.
12088 (rs6000_legitimate_offset_address_p): Move code to say whether a
12089 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12091 (rs6000_legitimate_address_p): Add checks for modes that only can
12092 do reg+reg addressing. Start adding VSX support.
12093 (rs6000_legitimize_reload_address): Ditto.
12094 (rs6000_legitimize_address): Ditto.
12095 (rs6000_debug_legitimate_address_p): New debug functions for
12096 -mdebug=addr and -mdebug=cost.
12097 (rs6000_debug_rtx_costs): Ditto.
12098 (rs6000_debug_address_costs): Ditto.
12099 (rs6000_debug_adjust_cost): Ditto.
12100 (rs6000_debug_legitimize_address): Ditto.
12101 (rs6000_legitimize_reload_address_ptr): Point to call normal
12102 function or debug function. Make functions called via pointer
12104 (rs6000_mode_dependent_address_ptr): Ditto.
12105 (rs6000_secondary_reload_class_ptr): Ditto.
12106 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12107 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12108 into a friendlier error.
12109 (rs6000_init_builtins): Add initial VSX support.
12110 (rs6000_adjust_cost): Fix some spacing issues.
12112 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12113 (REG_CLASS_NAMES): Ditto.
12114 (REG_CLASS_CONTENTS): Ditto.
12115 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12116 pointer, to add -mdebug=addr support.
12117 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12118 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12119 -mdebug=addr support.
12120 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12121 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12122 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12124 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12126 (bswapsi*): Set attribute types for load/store. Add combiner
12127 patterns to eliminate zero extend on 64-bit.
12128 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12129 stdbrx if the hardware supports those instructions.
12131 2009-06-25 Ian Lance Taylor <iant@google.com>
12133 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12134 (Link Options): Document -static-libstdc++.
12136 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12139 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12140 DATA_ALIGNMENT instead.
12142 2009-06-25 Richard Guenther <rguenther@suse.de>
12144 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12145 indirect references against the callused/escaped solutions.
12146 (call_may_clobber_ref_p_1): Likewise.
12148 2009-06-25 Martin Jambor <mjambor@suse.cz>
12150 PR tree-optimization/40493
12151 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12152 (enum unscalarized_data_handling): New type.
12153 (handle_unscalarized_data_in_subtree): Return what has been done.
12154 (load_assign_lhs_subreplacements): Handle left flushes differently.
12155 (sra_modify_assign): Use unscalarized_data_handling, simplified
12156 condition determining whether to remove the statement.
12158 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12160 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12161 excerpt - @ should be doubled for texinfo.
12163 2009-06-24 Ian Lance Taylor <iant@google.com>
12165 * config/arc/arc.c: Include "df.h".
12166 (arc_attribute_table): Make static. Move higher in file.
12167 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12168 (output_shift): Initialize n later to avoid warning.
12169 * config/arm/arm.c (arm_attribute_table): Make static. Move
12171 * config/avr/avr.c (avr_attribute_table): Make static. Move
12173 (reg_class_tab): Change array type from int to enum reg_class.
12174 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12176 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12177 (lshrhi3_out): Likewise.
12178 (class_likely_spilled_p): Change return type to bool.
12179 (avr_rtx_costs): Use local code variable with enum type.
12180 * config/avr/avr.md (movmemhi): Use add_reg_note.
12181 (andhi3, andsi3): Don't use AS2 with "and".
12182 (iorhi3, iorsi3): Don't use AS2 with "or".
12183 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12184 * config/crx/crx.c: Include "df.h".
12185 (crx_attribute_table): Make static.
12186 * config/m32r/m32r.c: Include "df.h".
12187 (m32r_attribute_table): Make static. Move higher in file.
12188 (pop): Use add_reg_note.
12189 (block_move_call): Change 0 to LCT_NORMAL in function call.
12190 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12191 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12192 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12193 declare, not just when TREE_CODE is defined.
12194 * config/m68hc11/m68hc11.c: Include "expr.h".
12195 (m68hc11_attribute_table): Make static. Move higher in file.
12196 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12198 (m68hc11_register_indirect_p): Likewise.
12199 (m68hc11_function_arg_padding): Change return type to enum
12201 (emit_move_after_reload): Use add_reg_note.
12202 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12203 (m68hc11_split_logical): Likewise.
12204 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12206 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12207 to VOIDmode in function call.
12208 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12210 (m68hc11_split_logical): Update declaration.
12211 (m68hc11_function_arg_padding): Update declaration.
12212 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12213 to array of enum reg_class.
12214 (mcore_attribute_table): Make static. Move higher in file.
12215 (mcore_rtx_costs): Add cast to enum type.
12216 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12217 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12218 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12220 * config/sh/predicates.md (trapping_target_operand): Rename and to
12222 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12224 * config/spu/spu.c (spu_attribute_table): Make static. Move
12226 * config/v850/v850.c (v850_attribute_table): Make static. Move
12228 (v850_rtx_costs): Use local code with enum type.
12229 (expand_epilogue): Add cast.
12230 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12232 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12235 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12236 -m2a-single-only and -m2a-nofpu.
12237 * config/sh/sh.opt: Document m2a generates FPU code.
12239 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12241 * defaults.h (CAN_ELIMINATE): Provide default.
12242 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12243 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12244 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12245 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12246 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12247 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12248 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12249 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12250 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12251 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12253 2009-06-24 DJ Delorie <dj@redhat.com>
12255 * mep-ext-cop.cpu: Fix copyright notice.
12256 * mep-default: Fix copyright notice.
12257 * mep-core: Fix copyright notice.
12258 * mep: Fix copyright notice.
12259 * mep-ivc2: Fix copyright notice.
12260 * mep-c5: Fix copyright notice.
12262 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12264 * doc/contrib.texi (Contributors):
12266 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12268 PR middle-end/40501
12269 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12270 src and dst operands if necessary.
12272 2009-06-23 DJ Delorie <dj@redhat.com>
12275 * config.gcc: Add mep support.
12276 * recog.c: Resurrect validate_replace_rtx_subexp().
12277 * recog.h: Likewise.
12278 * config/mep/: Add new port:
12279 * config/mep/constraints.md: New file.
12280 * config/mep/default.h: New file.
12281 * config/mep/intrinsics.h: New file.
12282 * config/mep/intrinsics.md: New file.
12283 * config/mep/ivc2-template.h: New file.
12284 * config/mep/mep-c5.cpu: New file.
12285 * config/mep/mep-core.cpu: New file.
12286 * config/mep/mep-default.cpu: New file.
12287 * config/mep/mep-ext-cop.cpu: New file.
12288 * config/mep/mep-intrin.h: New file.
12289 * config/mep/mep-ivc2.cpu: New file.
12290 * config/mep/mep-lib1.asm: New file.
12291 * config/mep/mep-lib2.c: New file.
12292 * config/mep/mep-pragma.c: New file.
12293 * config/mep/mep-protos.h: New file.
12294 * config/mep/mep-tramp.c: New file.
12295 * config/mep/mep.c: New file.
12296 * config/mep/mep.cpu: New file.
12297 * config/mep/mep.h: New file.
12298 * config/mep/mep.md: New file.
12299 * config/mep/mep.opt: New file.
12300 * config/mep/predicates.md: New file.
12301 * config/mep/t-mep: New file.
12303 2009-06-23 Ian Lance Taylor <iant@google.com>
12305 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12306 from loose_warn into c_loose_warn and from strict_warn into
12307 c_strict_warn. Set and substitute warn_cxxflags. Check for
12308 --enable-build-with-cxx. Set and substitute
12309 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12310 * Makefile.in (CXXFLAGS): New variable.
12311 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12312 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12313 the default is the same as $(STRICT_WARN).
12314 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12315 (CXX): New variable.
12316 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12317 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12318 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12319 (HOST_LIBS): New variable.
12320 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12321 (ALL_CXXFLAGS): New variable.
12322 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12323 * doc/install.texi (Configuration): Document
12324 --enable-build-with-cxx, --with-stage1-ldflags,
12325 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12326 * configure: Rebuild.
12328 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12330 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12331 from previous commit.
12333 2009-06-23 Ian Lance Taylor <iant@google.com>
12335 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12337 2009-06-23 Ian Lance Taylor <iant@google.com>
12339 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12340 with ATTRIBUTE_UNUSED.
12342 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12343 Pat Haugen <pthaugen@us.ibm.com>
12344 Revital Eres <eres@il.ibm.com>
12346 * config.in (HAVE_AS_POPCNTD): Add default definition.
12347 (HAVE_AS_LWSYNC): Ditto.
12349 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12351 (gcc_cv_as_powerpc_cmpb): Ditto.
12352 (gcc_cv_as_powerpc_dfp): Ditto.
12353 (gcc_cv_as_powerpc_vsx): Ditto.
12354 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12355 supporting the popcntd/lwsync instructions.
12356 (gcc_cv_as_powerpc_lwsync): Ditto.
12357 * configure: Regenerate.
12359 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12360 -mcpu=native and -mcpu=power7.
12361 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12363 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12364 a variable instead of a mask to reduce the number of mask bits.
12365 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12366 (-mbit-word): Ditto.
12367 (-mregnames): Ditto.
12368 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12369 (-mfused-madd): Ditto.
12371 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12373 (-mvsx): New switch for VSX instructions.
12374 (-misel): Move from a variable to a mask to allow it to be set by
12377 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12378 function declaration to an array declaration.
12379 (rs6000_hard_regno_nregs): New external array declaration.
12381 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12382 files included by rs6000.md.
12384 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12385 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12387 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12389 (rs6000_debug_reg): New -mdebug= variables.
12390 (rs6000_debug_addr): Ditto.
12391 (rs6000_debug_cost): Ditto.
12392 (rs6000_pmode): New variable to hold Pmode.
12393 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12394 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12395 calculated at compiler start.
12396 (rs6000_hard_regno_nregs): Change function to an array which holds
12397 HARD_REGNO_NREGS calculated at compiler start.
12398 (rs6000_explicit_options): Delete isel field.
12399 (rs6000_vector_unit): New array to hold which vector unit
12400 supports arithmetic options for a given type.
12401 (rs6000_vector_mem): New array to hold which vector unit supports
12402 memory reference operations for a given type.
12403 (rs6000_vector_align): New array to given the alignment of each
12405 (power7_cost): New basic costs for power7.
12406 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12407 (rs6000_hard_regno_nregs_internal): New function, moved from
12408 HARD_REGNO_NREGS, to calculate the number of registers each hard
12409 register takes for each type.
12410 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12411 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12412 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12413 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12414 unit information here so it is calculated once at compiler startup
12416 (rs6000_override_options): Make -misel a target mask. Add more
12417 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12418 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12420 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12421 (rs6000_handle_option): Move -misel from variable to target mask.
12422 (rs6000_builtin_mask_for_load): Add VSX support.
12423 (rs6000_conditional_register_usage): Ditto.
12424 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12425 (function_arg_boundary): Ditto.
12426 (rs6000_expand_builtin): Ditto.
12427 (def_builtin): Make abort message a little friendlier.
12428 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12430 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12431 assembler support the popcntd instruction instead of a vsx
12432 instruction to enable power7 support.
12433 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12434 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12435 option to the assembler if -mcpu=native.
12436 (ASM_CPU_NATIVE_SPEC): Ditto.
12437 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12439 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12440 the lwsync instruction.
12441 (enum processor_type): Add PROCESSOR_POWER7.
12442 (rs6000_debug_reg): New -mdebug= options.
12443 (rs6000_debug_addr): Ditto.
12444 (rs6000_debug_cost): Ditto.
12445 (rs6000_isel): Delete.
12446 (enum rs6000_vector): New enum to say what vector unit we have.
12447 (VECTOR_UNIT_*): New macros to say which vector unit has
12448 arithmetic operations for a given type.
12449 (VECTOR_MEM_*): New macros to say which vector unit has memory
12450 operations for a given type.
12451 (TARGET_LDBRX): Whether the machine supports the ldbrx
12453 (TARGET_ISEL): Delete, -misel moved to be a mask.
12454 (TARGET_ISEL64): New macro for 64-bit isel support.
12455 (UNITS_PER_VSX_WORD): New macro.
12456 (POINTER_SIZE): Move to be an external variable, rather than
12457 calculating whether we are generating 32 ot 64-bit code.
12459 (STACK_BOUNDARY): Add VSX support.
12460 (LOCAL_ALIGNMENT): Ditto.
12461 (SLOW_UNALIGNED_ACCESS): Ditto.
12462 (VSX_REGNO_P): New macro for VSX support.
12463 (VFLOAT_REGNO_P): Ditto.
12464 (VINT_REGNO_P): Ditto.
12465 (VLOGICAL_REGNO_P): Ditto.
12466 (VSX_VECTOR_MODE): Ditto.
12467 (VSX_SCALAR_MODE): Ditto.
12469 (VSX_MOVE_MODE): Ditto.
12470 (VSX_REG_CLASS_P): Ditto.
12471 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12473 (UNITS_PER_SIMD_WORD): Add VSX support.
12474 (MODES_TIEABLE_P): Ditto.
12475 (STARTING_FRAME_OFFSET): Ditto.
12476 (STACK_DYNAMIC_OFFSET): Ditto.
12477 (EPILOGUE_USES): Ditto.
12478 (REGNO_REG_CLASS): Move to array lookup.
12479 (CLASS_MAX_NREGS): Ditto.
12480 (rs6000_vector_reg_class): Add declaration.
12481 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12482 overlap with the floating point and Altivec registers.
12484 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12486 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12487 give the appropriate asm switches if -mcpu=native.
12488 (host_detect_local_cpu): Add support for "asm".
12489 (host_detect_local_cpu): Follow GNU code guidelines for name.
12491 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12492 -mbit-word to a variable instead of being a target mask.
12494 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12495 emit the lwsync instruction instead of emitting the instruction as
12496 an integer constant.
12498 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12499 fixuns_trundfsi2, move expander into rs6000.md.
12501 * config/rs6000/rs6000.md (cpu): Add power7.
12502 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12503 (logical predicate patterns): Change the single instruction
12504 primitives that set CR0 to be fast_compare instead of compare.
12506 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12507 (popcntddi2): Ditto.
12508 (popcount<mode>): Ditto.
12509 (floating multiply/add insns): Name the floating point
12510 multiply/add insns.
12511 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12512 (isel_unsigned_<mode>): Ditto.
12513 (fixuns_trundfsi2): Move expander here from spe.md.
12514 (smindi3): Define if we have -misel on 64-bit systems.
12519 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12521 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12523 * config/avr/avr.c (avr_current_device): New variable.
12524 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12525 (avr_arch, mcu_type_s): Move to avr.h.
12526 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12527 default_data_section_start fields.
12528 (avr_arch): Moved from avr.c.
12529 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12530 library_name fields.
12531 (avr_current_device, avr_mcu_types, avr_arch_types,
12532 avr_device_to_arch, avr_device_to_data_start,
12533 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12534 (EXTRA_SPEC_FUNCTIONS): Define.
12535 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12536 options mapping. Use device_to_arch and device_to_data_start insted.
12537 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12538 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12539 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12540 * config/avr/driver-avr.c: New file.
12541 * config/avr/avr-devices.c: New file.
12543 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12545 * var-tracking.c (unshare_variable): Force initialized to
12546 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12547 (set_variable_part): Likewise.
12548 (struct variable_union_info): Remove pos_src field.
12549 (vui_vec, vui_allocated): New variables.
12550 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12551 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12552 == 1 use a simpler sorting algorithm. Compute pos field right
12553 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12554 Avoid quadratic comparison if !flag_var_tracking_uninit.
12555 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12556 unshare_variable unconditionally.
12557 (dataflow_set_different_2): Removed.
12558 (dataflow_set_different): Don't traverse second hash table.
12559 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12560 unconditionally to var_reg_set or var_mem_set.
12561 (emit_notes_in_bb): Likewise.
12562 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12564 (emit_note_insn_var_location): Don't set initialized to
12565 VAR_INIT_STATUS_INITIALIZED early.
12566 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12568 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12570 * tree-object-size.c (addr_object_size): Instead of checking
12571 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12572 are no FIELD_DECLs following it.
12574 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12576 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12577 order to match bswaps with signed source operands.
12579 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12581 * sdbout.c (sdbout_one_type): Fix braces in switch.
12583 2009-06-23 Richard Guenther <rguenther@suse.de>
12585 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12587 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12588 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12589 var_callused, callused_tree, var_storedanything, storedanything_tree,
12590 var_integer, integer_tree): Remove global variables.
12591 (new_var_info): Do not pass new id, append the new var to the
12592 global variable vector.
12593 (do_ds_constraint): Use is_global_var member of the variable-info.
12594 (new_scalar_tmp_constraint_exp): Adjust.
12595 (create_function_info_for): Likewise.
12596 (create_variable_info_for): Likewise.
12597 (find_what_var_points_to): Remove dead code.
12598 (init_base_vars): Simplify.
12599 (compute_points_to_sets): Adjust.
12601 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12603 * combine.c (try_combine): Dump information about the insns we're
12606 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12608 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12609 check when calling force_to_mode on TRUNCATE's operand.
12611 2009-06-22 Ian Lance Taylor <iant@google.com>
12613 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12615 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12617 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12619 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12621 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12622 override library linkage flags such as -static-libgcc or
12625 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12627 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12629 2009-06-22 Ian Lance Taylor <iant@google.com>
12631 * config/linux.opt: Put mglibc ahead of muclibc.
12633 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12634 for duplicate decls.
12636 2009-06-22 Matthias Klose <doko@ubuntu.com>
12638 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12640 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12643 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12644 instead of NULL if a parser error occurs.
12646 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12648 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12649 non-DWARF2_DEBUGGING_INFO version.
12651 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12653 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12654 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12656 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12657 (LIBGCC2_TF_CEXT): Define.
12660 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12663 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12665 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12667 * config/arm/arm.c (arm_override_options): Disable
12668 -mcaller-super-interworking and -mcallee-super-interworking.
12669 * doc/invoke.texi (ARM Options): Document this.
12671 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12673 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12674 * config/arm/constraints.md (j): New constraint for movw operands.
12675 (N): Remove thumb2 meaning.
12676 * config/arm/arm.md (*arm_movw): Delete.
12677 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12678 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12679 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12681 2009-06-22 Martin Jambor <mjambor@suse.cz>
12683 PR tree-optimization/40492
12684 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12685 build_ref_for_offset.
12687 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12689 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12690 JUMP_TABLE_DATA_P predicates where applicable.
12691 * auto-inc-dec.c: Ditto.
12692 * builtins.c: Ditto.
12693 * caller-save.c: Ditto.
12695 * cfgcleanup.c: Ditto.
12696 * cfglayout.c: Ditto.
12698 * combine.c: Ditto.
12699 * combine-stack-adj.c: Ditto.
12703 * df-scan.c: Ditto.
12705 * dwarf2asm.c: Ditto.
12706 * dwarf2out.c: Ditto.
12707 * emit-rtl.c: Ditto.
12713 * function.c: Ditto.
12716 * genpreds.c: Ditto.
12717 * genrecog.c: Ditto.
12719 * ira-costs.c: Ditto.
12720 * ira-lives.c: Ditto.
12722 * loop-iv.c: Ditto.
12723 * lower-subreg.c: Ditto.
12724 * modulo-sched.c: Ditto.
12726 * postreload.c: Ditto.
12727 * print-rtl.c: Ditto.
12729 * reginfo.c: Ditto.
12730 * regmove.c: Ditto.
12731 * reload1.c: Ditto.
12734 * rtlanal.c: Ditto.
12736 * sched-vis.c: Ditto.
12738 * sel-sched-ir.c: Ditto.
12739 * simplify-rtx.c: Ditto.
12740 * targhooks.c: Ditto.
12741 * var-tracking.c: Ditto.
12742 * vmsdbgout.c: Ditto.
12744 2009-06-22 Matthias Klose <doko@ubuntu.com>
12746 * Makefile.in (install-plugin): Always use DESTDIR.
12748 2009-06-22 Olivier Hainque <hainque@adacore.com>
12750 * config/pa/pa.c (output_call): Don't optimize post call jumps
12751 into return address adjustments if the call may throw.
12753 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12755 * arm.c (thumb1_output_casesi): New function.
12756 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12757 optimizing for size or PIC.
12758 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12759 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12760 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12761 (thumb1_casesi_internal_pic): New expand rule.
12762 (thumb1_casesi_dispatch): New pattern.
12763 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12765 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12766 in the text seciton when PIC or optimizing for size.
12767 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12768 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12769 preservation properties of code.
12770 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12771 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12772 (__gnu_thumb1_case_si): New function.
12773 * t-arm (LIB1ASMSRC): Define here.
12774 (LIB1ASMFUNCS): Add some common functions.
12775 * t-arm-elf (LIB1ASMSRC): Delete.
12776 (LIB1ASMFUNCS): Append to existing set.
12777 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12778 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12779 * t-symbian (LIB1ASMFUNCS): Likewise.
12780 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12781 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12783 2009-06-21 Richard Guenther <rguenther@suse.de>
12785 PR tree-optimization/38729
12786 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12787 to loops with a single exit if -fno-expensive-optimizations.
12789 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12791 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12792 (dataflow_set): Change vars type from htab_t to shared_hash.
12793 (shared_hash_pool, empty_shared_hash): New variables.
12794 (vars_clear): Removed.
12795 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12796 shared_hash_find_slot_unshare, shared_hash_find_slot,
12797 shared_hash_find_slot_noinsert, shared_hash_find): New
12799 (shared_hash_unshare, shared_hash_destroy): New functions.
12800 (unshare_variable): Unshare set->vars if shared, use
12802 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12803 (get_init_value, find_src_set_src, dump_dataflow_set,
12804 clobber_variable_part, emit_notes_for_differences): Use
12806 (dataflow_set_init): Remove second argument, set vars to
12807 empty_shared_hash instead of creating a new htab.
12808 (dataflow_set_clear): Call shared_hash_destroy and set vars
12809 to empty_shared_hash instead of calling vars_clear.
12810 (dataflow_set_copy): Don't call vars_copy, instead just share
12811 the src htab with dst.
12812 (variable_union): Use shared_hash_*, use initially NO_INSERT
12813 lookup if set->vars is shared. Don't keep slot cleared before
12814 calling unshare_variable. Unshare set->vars if needed.
12815 Even ->refcount == 1 vars must be unshared if set->vars is shared
12816 and var needs to be modified.
12817 (variable_canonicalize): New function.
12818 (dataflow_set_union): If dst->vars is empty, just share src->vars
12819 with dst->vars and traverse with variable_canonicalize to canonicalize
12820 and unshare what is needed.
12821 (dataflow_set_different): If old_set and new_set use the same shared
12822 htab, they aren't different. If number of htab elements is different,
12823 htabs are different. Use shared_hash_*.
12824 (dataflow_set_destroy): Call shared_hash_destroy instead of
12826 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12827 second argument to dataflow_set_init.
12828 (vt_initialize): Likewise. Initialize shared_hash_pool and
12829 empty_shared_hash, move bb in/out initialization afterwards.
12830 Use variable_htab_free instead of NULL as changed_variables del hook.
12831 (variable_was_changed): Change type of second argument to pointer to
12832 dataflow_set. When inserting var into changed_variables, bump
12833 refcount. Unshare set->vars if set is shared htab and slot needs to
12835 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12836 lookup if set->vars is shared. Unshare set->vars if needed.
12837 Even ->refcount == 1 vars must be unshared if set->vars is shared
12838 and var needs to be modified. Adjust variable_was_changed caller.
12839 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12840 vars must be unshared if set->vars is shared and var needs to be
12841 modified. Adjust variable_was_changed caller.
12842 (emit_note_insn_var_location): Don't pool_free var.
12843 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12845 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12846 free_alloc_pool on shared_hash_pool.
12848 2009-06-20 Anthony Green <green@moxielogic.com>
12850 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12851 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12853 2009-06-20 Richard Guenther <rguenther@suse.de>
12855 * tree-ssa-structalias.c (find_func_aliases): For memset use
12856 a constraint from NULL if we memset to zero.
12857 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12858 we explicitly handle that do not read from memory.
12859 (call_may_clobber_ref_p_1): Properly handle builtins that may
12862 2009-06-20 Richard Guenther <rguenther@suse.de>
12864 PR tree-optimization/40495
12865 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12866 (new_scalar_tmp_constraint_exp): New function.
12867 (process_constraint): Do not create temporary decls.
12868 (process_all_all_constraints): Likewise.
12869 (handle_const_call): Likewise.
12870 (create_function_info_for): Do not set decl.
12872 2009-06-19 Ian Lance Taylor <iant@google.com>
12874 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12875 (rs6000_attribute_table): Make static; move before use.
12877 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12879 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12880 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12881 Propagate the TREE_READONLY flag without overwriting it.
12882 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12883 Propagate the TREE_READONLY flag onto the result.
12884 (process_call_operands): Move around. Use correct constant value.
12886 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12889 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12890 * config/arm/arm.md: Likewise.
12892 2009-06-19 Ian Lance Taylor <iant@google.com>
12894 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12895 to GIMPLE_ERROR_MARK.
12897 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12898 op2_original_type parameters. Warn about using different enum types.
12899 * c-parser.c (c_parser_conditional_expression): Pass original
12900 types to build_conditional_expr.
12901 * c-tree.h (build_conditional_expr): Update declaration.
12903 2009-06-19 Ian Lance Taylor <iant@google.com>
12905 * config/i386/i386.c (ix86_function_specific_save): Test that
12906 fields match values, rather than testing the values are in a
12909 2009-06-19 Richard Guenther <rguenther@suse.de>
12911 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12912 ADDR_EXPR pointers.
12913 (ptr_derefs_may_alias_p): Likewise.
12914 (ptr_deref_may_alias_ref_p_1): New function.
12915 (ptr_deref_may_alias_ref_p): Likewise.
12916 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12917 covered by looking at the ESCAPED solution.
12918 (call_may_clobber_ref_p_1): Likewise.
12919 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12920 Handle NULL_TREE offset. Do not produce redundant constraints.
12921 (process_all_all_constraints): New helper function.
12922 (do_structure_copy): Use it.
12923 (handle_lhs_call): Likewise.
12924 (find_func_aliases): Handle some builtins with pointer arguments
12925 and/or return values explicitly.
12927 2009-06-19 Ian Lance Taylor <iant@google.com>
12929 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12931 2009-06-19 Ian Lance Taylor <iant@google.com>
12933 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12935 2009-06-19 Ian Lance Taylor <iant@google.com>
12937 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12938 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12941 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12942 uninitialized const.
12944 2009-06-19 Ian Lance Taylor <iant@google.com>
12946 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12949 * c-decl.c (in_struct, struct_types): Remove.
12950 (struct c_binding): Add in_struct field.
12951 (c_binding_ptr): Define type, along with VEC.
12952 (struct c_struct_parse_info): Define.
12953 (struct_parse_info): New static variable.
12954 (bind): Initialize in_struct field.
12955 (start_struct): Remove enclosing_in_struct and
12956 enclosing_struct_types parameters. Add
12957 enclosing_struct_parse_info parameter. Change all callers. Set
12958 struct_parse_info rather than in_struct and struct_types.
12959 (grokfield): If -Wc++-compat and there is a symbol binding for the
12960 field name, set the in_struct flag and push it on the
12961 struct_parse_info->fields vector.
12962 (warn_cxx_compat_finish_struct): New static function.
12963 (finish_struct): Remove enclosing_in_struct and
12964 enclosing_struct_types parameters. Add
12965 enclosing_struct_parse_info parameter. Change all callers. Don't
12966 set C_TYPE_DEFINED_IN_STRUCT here. Call
12967 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12968 parameter. Only push on struct_types if warn_cxx_compat.
12969 (finish_enum): Only push on struct_types if warn_cxx_compat.
12970 (declspecs_add_type): Add loc parameter. Change all callers.
12971 Change all error calls to error_at. Pass loc, not input_location,
12972 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12973 defined in a struct. If -Wc++-compat and parsing a struct, record
12974 that a typedef name was used.
12975 * c-parser.c (c_parser_declspecs): Get location to pass to
12976 declspecs_add_type.
12977 (c_parser_struct_or_union_specifier): Update calls to start_struct
12979 * c-tree.h (struct c_struct_parse_info): Declare.
12980 (finish_struct, start_struct): Update declarations.
12981 (declspecs_add_type): Update declaration.
12983 2009-06-19 Ian Lance Taylor <iant@google.com>
12985 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12986 variable with an anonymous type.
12988 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12990 * see.c: Remove for real.
12992 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12994 * optabs.h (enum optab_index): Add new OTI_significand.
12995 (significand_optab): Define corresponding macro.
12996 * optabs.c (init_optabs): Initialize significand_optab.
12997 * genopinit.c (optabs): Implement significand_optab using
12998 significand?f2 patterns.
12999 * builtins.c (expand_builtin_mathfn): Handle
13000 BUILT_IN_SIGNIFICAND{,F,L}.
13001 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13002 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13004 * config/i386/i386.md (significandxf2, significand<mode>2): New
13005 expanders to implement significandf, significand and significandl
13006 built-ins as inline x87 intrinsics.
13008 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13010 * config/avr/avr.c (avr_override_options): Remove setting value of
13011 PARAM_INLINE_CALL_COST.
13013 2009-06-18 Richard Henderson <rth@redhat.com>
13016 * tree-pass.h (TDF_ASMNAME): New.
13017 * tree-dump.c (dump_options): Add asmname.
13018 * doc/invoke.texi: Document it.
13020 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13021 (dump_decl_name): ...here.
13022 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13023 (dump_generic_node): Update dump_function_name calls.
13024 (print_call_name): New flags arg; update all dump calls.
13025 * diagnostic.h (print_call_name): Update.
13026 * gimple-pretty-print.c (dump_gimple_call): Update.
13028 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13031 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13033 2009-06-18 Diego Novillo <dnovillo@google.com>
13035 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13036 * plugin.c (str_license): Declare.
13037 (try_init_one_plugin): Assert that the symbol
13038 'plugin_is_GPL_compatible' exists.
13040 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13043 * Makefile.in (OBJS-common): Remove see.o.
13045 * common.opt (fsee): Mark as preserved for backward compatibility.
13046 * opts.c (common_handle_option): Add OPT_fsee to the backward
13047 compatibility section.
13048 * passes.c (init_optimization_passes, pass_see): Remove pass.
13049 * timevar.def (TV_SEE): Remove.
13050 * tree-pass.h (pass_see): Remove declaration.
13051 * doc/invoke.texi (-fsee): Remove documentation.
13053 2009-06-18 Martin Jambor <mjambor@suse.cz>
13055 * tree-sra.c: Include statistics.h
13056 (sra_stats): New variable.
13057 (sra_initialize): Clear sra_stats.
13058 (create_access_replacement): Increment sra_stats.replacements.
13059 (get_access_replacement): Do not return twice.
13060 (analyze_all_variable_accesses): Increment statistics counter by the
13061 number of scalarized aggregates.
13062 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13063 (sra_modify_expr): Increment sra_stats.exprs.
13064 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13065 (sra_modify_assign): Increment sra_stats.exprs,
13066 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13067 (perform_intra_sra): Update statistics counters.
13068 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13070 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13072 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13073 (arm_scalar_mode_supported_p): New function.
13075 2009-06-18 Paul Brook <paul@codesourcery.com>
13076 Sandra Loosemore <sandra@codesourcery.com>
13078 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13079 (__extendhfsf2, __truncsfhf2): Define.
13080 * config/arm/fp16.c: New file.
13081 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13082 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13084 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13086 * doc/extend.texi (Half-Precision): New section.
13087 * doc/invoke.texi (Option Summary): List -mfp16-format.
13088 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13089 * config/arm/arm.opt (mfp16-format=): New.
13090 * config/arm/arm.c: Include intl.h.
13091 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13092 (TARGET_INVALID_RETURN_TYPE): Redefine.
13093 (TARGET_PROMOTED_TYPE): Redefine.
13094 (TARGET_CONVERT_TO_TYPE): Redefine.
13095 (arm_fp16_format): Define.
13096 (all_fpus): Add entry for neon-fp16.
13097 (fp_model_for_fpu): Likewise.
13098 (struct fp16_format): Declare.
13099 (all_fp16_formats): Define.
13100 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13102 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13104 (arm_legitimate_index_p): Treat HFmode like HImode.
13105 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13106 (coproc_secondary_reload_class): Special-case HFmode.
13107 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13108 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13109 (arm_init_fp16_builtins): New.
13110 (arm_init_builtins): Call it.
13111 (arm_invalid_parameter_type): New.
13112 (arm_invalid_return_type): New.
13113 (arm_promoted_type): New.
13114 (arm_convert_to_type).
13115 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13117 (arm_emit_fp16_const): New function.
13118 (arm_mangle_type): Mangle __fp16 as "Dh".
13119 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13121 (TARGET_NEON_FP16): New.
13122 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13123 (enum fputype): Add FPUTYPE_NEON_FP16.
13124 (enum arm_fp16_format_type): Declare.
13125 (arm_fp16_format): Declare.
13126 (LARGEST_EXPONENT_IS_NORMAL): Define.
13127 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13128 * config/arm/arm-modes.def (HFmode): Define.
13129 * config/arm/vfp.md: (*movhf_vfp): New.
13130 (extendhfsf2): New.
13132 * config/arm/arm.md: (fpu): Add neon_fp16.
13133 (floatsihf2, floatdihf2): New.
13134 (fix_trunchfsi2, fix_trunchfdi2): New.
13136 (extendhfdf2): New.
13138 (*arm32_movhf): New.
13139 (*thumb1_movhf): New.
13140 (consttable_2): Add check for HFmode constants.
13141 (consttable_4): Handle HFmode constants.
13143 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13145 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13147 2009-06-17 Olivier Hainque <hainque@adacore.com>
13149 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13150 const char ** conversion in AIX specific section.
13152 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13154 * config/i386/i386.c (ix86_special_builtin_type): Remove
13155 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13156 (bdesc_special_args): Updated.
13157 (ix86_init_mmx_sse_builtins): Likewise.
13158 (ix86_expand_special_args_builtin): Likewise.
13160 2009-06-17 Richard Henderson <rth@redhat.com>
13162 * tree-pretty-print.c (maybe_dump_asm_name): New.
13163 (dump_decl_name): Use it.
13164 (PRINT_FUNCTION_NAME): Merge into...
13165 (dump_function_name): ... here. Use maybe_dump_asm_name.
13167 2009-06-17 Cary Coutant <ccoutant@google.com>
13169 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13171 * debug.c (struct gcc_debug_hooks): Change placeholder for
13173 (debug_nothing_int_charstar_int): Replaced by...
13174 (debug_nothing_int_charstar_int_bool): ...this.
13175 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13176 source_line prototype.
13177 (debug_nothing_int_charstar_int): Replaced by...
13178 (debug_nothing_int_charstar_int_bool): ...this.
13179 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13180 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13181 Output is_stmt operand when necessary.
13182 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13183 (notice_source_line): Add is_stmt parameter.
13184 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13185 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13187 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13188 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13190 2009-06-17 Ian Lance Taylor <iant@google.com>
13192 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13194 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13197 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13199 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13200 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13201 tree_strip_sign_nop_conversions and
13202 tree_ssa_strip_useless_type_conversions rather than stripping
13203 the operations here.
13204 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13206 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13207 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13208 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13209 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13212 2009-06-17 Michael Eager <eager@eagercon.com>
13214 * config/rs6000/constraints.md (register_constraint "d"): New.
13215 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13216 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13217 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13218 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13219 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13220 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13221 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13222 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13223 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13224 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13226 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13227 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13228 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13229 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13230 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13231 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13232 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13233 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13234 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13235 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13236 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13237 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13238 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13239 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13241 2009-06-16 Ian Lance Taylor <iant@google.com>
13243 * profile.c (total_num_never_executed): Don't define.
13244 (compute_branch_probabilities): Don't count or print
13245 num_never_executed.
13246 (init_branch_prob): Don't set total_num_never_executed.
13247 (end_branch_prob): Don't print total_num_never_executed.
13249 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13251 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13253 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13255 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13256 (nabstd2_fpr): Same.
13258 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13260 * expr.c (expand_assignment): Change complex type check.
13262 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13264 * doc/plugins.texi (Building GCC plugins): Added new section.
13266 2009-06-17 Ian Lance Taylor <iant@google.com>
13268 * c-pch.c (get_ident): Don't set size of templ array.
13269 (pch_init): Don't set size of partial_pch array.
13271 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13272 string constant to intialize an array whose size is the length of
13275 2009-06-17 Richard Guenther <rguenther@suse.de>
13277 PR tree-optimization/40389
13278 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13279 to addressable types.
13280 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13282 2009-06-17 Richard Guenther <rguenther@suse.de>
13284 PR middle-end/40460
13285 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13286 if there is no evolution of left in the loop bail out.
13287 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13288 chrec_fold_multiply.
13290 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13291 Janis Johnson <janis187@us.ibm.com>
13294 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13295 for the symbol ref of a constant that is the source of a move
13296 - nor for any other not-obvious-label-ref constants.
13298 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13300 * plugin.c (position_pass): Skip newly inserted pass during list
13301 traversal to avoid repeated insertion.
13303 2009-06-16 Ian Lance Taylor <iant@google.com>
13305 * vec.h (VEC_stack_alloc): Define different version if
13306 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13307 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13308 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13309 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13311 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13313 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13315 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13316 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13317 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13318 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13319 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13320 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13321 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13322 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13323 __builtin_ia32_rdtscp.
13324 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13325 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13326 and __builtin_ia32_rorhi.
13327 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13328 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13329 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13330 (ix86_expand_args_builtin): Likewise.
13331 (ix86_expand_special_args_builtin): Likewise.
13333 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13334 (UNSPECV_RDTSC): Likewise.
13335 (UNSPECV_RDPMC): Likewise.
13336 (*bsr): Renamed to ...
13338 (*bsr_rex64): Renamed to ...
13341 (*rdpmc): Likewise.
13342 (*rdpmc_rex64): Likewise.
13344 (*rdtsc): Likewise.
13345 (*rdtsc_rex64): Likewise.
13346 (rdtscp): Likewise.
13347 (*rdtscp): Likewise.
13348 (*rdtscp_rex64): Likewise.
13350 * config/i386/ia32intrin.h: New.
13352 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13354 2009-06-16 Ian Lance Taylor <iant@google.com>
13356 * ira-build.c (copy_info_to_removed_store_destinations):
13357 Initialize parent_a.
13359 2009-06-16 Ian Lance Taylor <iant@google.com>
13361 * c-decl.c (grokdeclarator): Change size_varies to bool.
13363 2009-06-16 Ian Lance Taylor <iant@google.com>
13365 * sel-sched.c: Make forward declarations of move_op_hooks and
13366 fur_hooks explicitly extern.
13368 2009-06-16 Ian Lance Taylor <iant@google.com>
13370 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13371 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13373 2009-06-16 Ian Lance Taylor <iant@google.com>
13375 * resource.c (mark_referenced_resources): Change
13376 include_delayed_effects parameter to bool. Change all callers.
13377 (mark_end_of_function_resources): Likewise.
13378 * reorg.c (insn_references_resource_p): Likewise.
13379 (insn_sets_resource_p): Likewise.
13380 * resource.h (mark_referenced_resources): Update declaration.
13381 (mark_end_of_function_resources): Update declaration.
13383 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13385 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13387 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13389 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13390 GCC can bootstrap on AIX with GNU Binutils 2.20.
13392 2009-06-16 Ian Lance Taylor <iant@google.com>
13394 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13396 2009-06-16 Ian Lance Taylor <iant@google.com>
13398 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13399 inline, not extern inline.
13400 (exact_log2): Likewise.
13401 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13403 (exact_log2): Likewise, but don't test CTZ_HWI.
13405 2009-06-16 Ian Lance Taylor <iant@google.com>
13407 * bitmap.c (bitmap_clear): Don't declare as inline.
13408 * gimple.c (gimplify_assign): Likewise.
13409 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13410 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13411 (sched_scan_info): Remove duplicate definition.
13413 2009-06-16 Ian Lance Taylor <iant@google.com>
13415 * c-common.c (skip_evaluation): Don't define.
13416 (c_inhibit_evaluation_warnings): Define global variable.
13417 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13418 than skip_evaluation.
13419 (convert_and_check, warn_for_div_by_zero): Likewise.
13420 * c-common.h (skip_evaluation): Don't declare.
13421 (c_inhibit_evaluation_warnings): Declare.
13422 * c-parser.c (c_parser_typeof_specifier): Set
13423 c_inhibit_evaluation_warnings rather than skip_evaluation.
13424 (c_parser_conditional_expression): Likewise.
13425 (c_parser_binary_expression): Likewise.
13426 (c_parser_sizeof_expression): Likewise.
13427 (c_parser_alignof_expression): Likewise.
13428 * c-typeck.c (build_indirect_ref): Check
13429 c_inhibit_evaluation_warnings rather than skip_evaluation.
13430 (build_conditional_expr, build_binary_op): Likewise.
13432 2009-06-16 Richard Guenther <rguenther@suse.de>
13434 * tree-ssa-alias.c (is_escape_site): Remove.
13435 * tree-ssa-alias.h (enum escape_type): Remove.
13436 (is_escape_site): Likewise.
13437 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13438 via casts and asms without deferring to is_escape_site.
13440 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13442 PR middle-end/40446
13443 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13444 use gen_lowpart if op0 has complex mode.
13446 2009-06-16 Richard Guenther <rguenther@suse.de>
13448 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13449 variables add them to ESCAPED.
13450 (find_func_aliases): Do not make all indirectly stored values escaped.
13452 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13454 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13455 make_decl_one_only.
13457 2009-06-16 Martin Jambor <mjambor@suse.cz>
13459 PR tree-optimization/40432
13460 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13461 check whether we need to force gimple register operand.
13463 2009-06-16 Martin Jambor <mjambor@suse.cz>
13465 PR tree-optimization/40413
13466 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13467 build_ref_for_offset.
13468 (propagate_subacesses_accross_link): Fix a typo in a comment.
13470 2009-06-16 Ira Rosen <irar@il.ibm.com>
13472 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13473 with additional parameter.
13474 * tree-vectorizer.h (enum vect_def_type): Add new value
13476 (enum vect_relevant): Add comments.
13477 (vect_is_simple_reduction): Add new argument.
13478 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13479 Detect nested cycles.
13480 (vect_is_simple_reduction): Update documentation, add an argument to
13481 distinguish inner-loop reduction from nested cycle, detect nested
13482 cycles, fix printings and indentation, don't swap operands in case
13484 (get_initial_def_for_reduction): Handle subtraction.
13485 (vect_create_epilog_for_reduction): Add new argument to specify
13486 reduction variable.
13487 (vect_finalize_reduction): Handle subtraction, fix comments.
13488 (vectorizable_reduction): Handle nested cycles. In case of nested
13489 cycle keep track of the reduction variable position. Call
13490 vect_is_simple_reduction with additional parameter. Use original
13491 statement code in reduction epilogue for nested cycle. Call
13492 vect_create_epilog_for_reduction with additional parameter.
13493 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13494 inner-loop vectorization.
13495 (vect_recog_widen_sum_pattern): Likewise.
13496 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13498 (vect_mark_stmts_to_be_vectorized): Likewise.
13499 (vect_get_vec_def_for_operand): Handle nested cycles.
13501 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13503 * doc/invoke.texi (Debugging Options): Fix option index entries
13504 for -fdump-statistics, -frandom-seed add entries for
13505 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13506 (FRV Options): Fix entries for -mTLS, -mtls.
13507 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13508 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13509 (M68hc1x Options): Fix @itemx for -mnominmax.
13510 (MCore Options): Fix entry for -mno-lsim.
13511 (MMIX Options): Fix entry for -mabi=mmixware.
13512 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13514 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13516 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13517 Mention the plugin mode of gengtype.
13518 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13519 * gengtype.c: Updated copyright.
13520 (plugin_files, nb_plugin_files) Added new static variables.
13521 (measure_input_list) Care about plugin_files.
13522 (write_rtx_next): Added early return in plugin mode.
13523 (create_file): Updated copyright year in generated file. Added
13525 (oprintf): Added early return if NULL outf.
13526 (get_output_file_with_visibility): Care of plugin_files.
13527 (get_output_file_name): May return null.
13528 (write_local): Added early return.
13529 (put_mangled_filename): Ditto.
13530 (finish_root_table): Added check for base_files.
13531 (write_roots): Care about null when plugins.
13532 (main): Added plugin mode.
13534 2009-06-15 Ian Lance Taylor <iant@google.com>
13536 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13537 * gcov.c (read_count_file): Add braces around variables declared
13540 * c.opt (Wjump-misses-init): New warning.
13541 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13542 -Wall and -Wc++-compat if not already set.
13543 (c_common_post_options): Clear warn_jump_misses_init if it was not
13545 * c-decl.c (struct c_binding): Change type field to a union with
13546 new label field. Make it the first field in the struct. Update
13547 references to type to use u.type instead.
13548 (struct c_spot_bindings): Define.
13549 (struct c_goto_bindings): Define.
13550 (c_goto_bindings_p): Define, along with VECs.
13551 (struct c_label_vars): Define.
13552 (struct c_scope): Add has_label_bindings field.
13553 (bind_label, set_spot_bindings): New static functions.
13554 (decl_jump_unsafe, update_spot_bindings): New static functions.
13555 (update_label_decls): New static function.
13556 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13557 Update binding u.label field to shadowed field.
13558 (c_binding_start_stmt_expr): New function.
13559 (c_binding_end_stmt_expr): New function.
13560 (pushdecl): Don't call c_begin_vm_scope.
13561 (make_label): Add defining and p_label_vars parameters. Change
13563 (lookup_label): Correct test for whether a label has not yet been
13564 defined. Call bind_label rather than bind.
13565 (warn_about_goto): New static function.
13566 (lookup_label_for_goto): New function.
13567 (declare_label): Call bind_label rather than bind.
13568 (check_earlier_gotos): New static function.
13569 (define_label): Don't give errors about jumping into statement
13570 expressions or scopes of variably modified types. Call
13571 set_spot_bindings and check_earlier_gotos. Call bind_label
13572 instead of bind. Don't set label_context_stack_se or
13573 label_context_stack_vm.
13574 (c_get_switch_bindings): New function.
13575 (c_release_switch_bindings): New function.
13576 (c_check_switch_jump_warnings): New function.
13577 (start_function): Don't set label_context_stack_se or
13578 label_context_stack_vm.
13579 (finish_function): Likewise.
13580 * c-typeck.c (label_context_stack_se): Don't define.
13581 (label_context_stack_vm): Don't define.
13582 (c_finish_goto_label): Call lookup_label_for_goto rather than
13583 lookup_label. Don't give errors about jumping into a statement
13584 expression or the scope of a variably modified type. Don't set
13585 label_context_stack_se or label_context_stack_vm.
13586 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13587 fields. Add bindings field.
13588 (c_start_case): Don't set deleted fields. Set bindings field.
13589 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13590 or blocked_vm. Call c_check_switch_jump_warnings.
13591 (c_finish_case): Don't test blocked_stmt_expr field. Call
13592 c_release_switch_bindings.
13593 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13594 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13595 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13596 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13597 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13598 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13599 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13600 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13601 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13602 (C_DECL_UNJUMPABLE_VM): Don't define.
13603 (C_DECL_UNDEFINABLE_VM): Don't define.
13604 (struct c_label_list): Don't define.
13605 (struct c_label_context_se): Don't define.
13606 (struct c_label_context_vm): Don't define.
13607 (struct c_spot_bindings): Declare.
13608 (c_bindings_start_stmt_expr): Declare.
13609 (c_bindings_end_stmt_expr): Declare.
13610 (lookup_label_for_goto): Declare.
13611 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13612 (c_check_switch_jump_warnings): Declare.
13613 (label_context_stack_se, label_context_stack_vm): Don't declare.
13614 (c_finish_goto_label): Update declaration.
13615 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13616 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13617 (Warning Options): Document -Wjump-misses-init.
13619 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13621 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13624 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13626 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13628 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13630 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13632 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13634 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13636 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13638 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13639 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13640 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13641 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13642 * dwarf2asm.c (dw2_force_const_mem): Update call to
13643 make_decl_one_only.
13644 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13645 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13646 * langhooks.c (lhd_comdat_group): Remove.
13647 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13648 * tree.h (DECL_COMDAT_GROUP): New.
13649 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13650 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13651 (make_decl_one_only): Change signature.
13652 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13653 make_decl_one_only.
13654 (make_decl_one_only): Change signature.
13655 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13657 2009-06-15 Richard Guenther <rguenther@suse.de>
13659 PR middle-end/40439
13660 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13662 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13664 * tree-ssa-math-opts.c: Remove extra divide.
13666 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13668 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13670 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13672 * passes.c: Add bswap pass.
13673 * tree-pass.h: Add pass_optimize_bswap declaration.
13674 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13675 Include rtl.h, expr.h and optabs.h for optab_handler check.
13676 (struct symbolic_number, pass_optimize_bswap): New definition.
13677 (do_shift_rotate, verify_symbolic_number_p): New functions.
13678 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13679 (gate_optimize_bswap): New function.
13680 * tree.c (widest_int_cst_value): New function.
13681 * tree.h (widest_int_cst_value): Prototype added.
13683 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13685 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13686 REG_EQUAL/REG_EQUIV notes.
13688 2009-06-14 Richard Guenther <rguenther@suse.de>
13690 PR middle-end/40389
13691 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13692 has its address taken if NRV was applied and it is addressable.
13693 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13694 function split out from ...
13695 (get_constraint_for_1): ... here.
13696 (handle_rhs_call): Use it to mark the return slot escaped if
13697 it is addressable and NRV was applied.
13699 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13701 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13702 Change first argument type to location_t.
13703 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13704 Do not set input_location.
13705 Use loc instead of input_location throughout.
13707 2009-06-13 Richard Guenther <rguenther@suse.de>
13709 PR tree-optimization/40421
13710 * tree-predcom.c (should_unroll_loop_p): Remove.
13711 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13713 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13715 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13716 Add location argument.
13718 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13720 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13722 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13723 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13724 * config/spu/spu-protos.h: Add location to
13725 spu_resolve_overloaded_builtin.
13726 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13727 spu_build_builtin_va_list.
13728 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13729 argument. Pass location to build_function_call_vec.
13730 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13732 (emit_fpu_switch): Same.
13733 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13734 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13735 to build_decl and create_artificial_label.
13736 (xtensa_gimplify_va_arg_expr): Same.
13737 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13738 (xstormy16_gimplify_va_arg_expr): Same.
13739 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13740 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13741 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13742 (mips16_build_function_stub): Same.
13743 (mips16_build_call_stub): Same.
13745 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13748 * arm/constraints.md (Pa, Pb): New constraints.
13749 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13750 split pattern to deal with them.
13752 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13754 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13755 fix index entry for -Xpreprocessor.
13757 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13759 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13760 Add location argument to build_decl call.
13761 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13762 (rs6000_init_builtins): Same.
13763 (spe_init_builtins): Same.
13764 (rs6000_gimplify_va_arg): Add location argument to
13765 create_artificial_label call.
13767 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13769 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13770 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13771 * Makefile.in: Fix GGC dependency for gcse.o.
13773 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13775 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13776 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13777 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13779 * c-parser.c (c_parser_binary_expression): Use current column while
13780 building binary operations.
13781 * common.opt (fshow-column): Enable by default.
13782 * tree-vrp.c (check_array_ref): Use warning_at.
13783 (check_array_bounds): Use location from call back if expr has no
13785 * tree.h: Add location argument to maybe_fold_*.
13786 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13787 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13788 (maybe_fold_offset_to_component_ref): Same.
13789 (maybe_fold_offset_to_reference): Same.
13790 (maybe_fold_offset_to_address): Same.
13791 (maybe_fold_stmt_indirect): Same.
13792 (maybe_fold_stmt_addition): Same.
13793 (fold_stmt_r): Pass location to maybe_fold_*.
13794 (fold_gimple_assign): Same.
13795 * c-tree.h: Add location argument to finish_decl,
13796 default_function_array_conversion, store_init_value.
13797 * c-decl.c (define_label): Use error_at.
13798 (c_make_fname_decl): Pass location to finish_decl.
13799 (finish_decl): New location argument.
13800 (build_compound_literal): Pass location to store_init_value.
13801 (grokdeclarator): Pass location to finish_decl.
13803 * c-typeck.c (array_to_pointer_conversion): New location argument.
13804 (function_to_pointer_conversion): Same.
13805 (default_function_array_conversion): Same.
13806 (parser_build_unary_op): Pass location to overflow_warning.
13807 (parser_build_binary_op): Same. Use warning_at.
13808 (build_unary_op): Pass location to array_to_pointer_conversion.
13809 (build_c_cast): Pass location to digest_init.
13810 (build_modify_expr): New location argument.
13811 (convert_for_assignment): Same.
13812 (store_init_value): Same.
13813 (digest_init): Same.
13814 (output_init_element): Pass location to digest_init and
13815 array_to_pointer_conversion.
13816 (c_finish_return): Pass location to convert_for_assignment.
13817 * gimplify.c (gimplify_conversion): Pass location to
13818 maybe_fold_offset_to_address.
13819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13820 to maybe_fold_stmt_addition.
13821 * c-omp.c (c_finish_omp_atomic): Pass new location to
13823 (c_finish_omp_for): Same.
13824 * c-common.c (overflow_warning): New argument.
13825 * c-common.h: New argument to build_modify_expr, overflow_warning.
13826 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13828 (c_parser_initializer): Pass location to
13829 default_function_array_conversion.
13830 (c_parser_initelt): Same.
13831 (c_parser_initval): Same.
13832 (c_parser_asm_operands): Same.
13833 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13834 (c_parser_conditional_expression): Same.
13835 (c_parser_binary_expression): Add location info to stack. Use it.
13836 (c_parser_unary_expression): Pass location to
13837 default_function_array_conversion, parser_build_unary_op,
13838 build_indirect_ref, c_parser_postfix_expression_after_primary.
13839 (c_parser_postfix_expression_after_primary): New location argument.
13841 (c_parser_expression_conv): Pass location to
13842 default_function_array_conversion.
13843 (c_parser_expr_list): Same.
13844 (c_parser_omp_atomic): Same.
13845 (c_parser_omp_for_loop): Same.
13846 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13847 (build_array_declarator): New argument.
13848 * c-decl.c (build_array_declarator): Add location argument.
13849 (grokdeclarator): Set id_loc for cdk_array.
13850 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13851 build_array_declarator.
13852 * tree.c (build_omp_clause): Add location argument.
13853 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13854 (OMP_CLAUSE_LOCATION): New macro.
13855 (struct tree_omp_clause): Add location field.
13856 (build_omp_clause): Add argument.
13857 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13858 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13860 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13861 (cp_parser_omp_clause_collapse): Same.
13862 (cp_parser_omp_clause_default): Same.
13863 (cp_parser_omp_clause_if): Same.
13864 (cp_parser_omp_clause_nowait): Same.
13865 (cp_parser_omp_clause_num_threads): Same.
13866 (cp_parser_omp_clause_ordered): Same.
13867 (cp_parser_omp_clause_schedule): Same.
13868 (cp_parser_omp_clause_untied): Same.
13869 (cp_parser_omp_for_loop): Same.
13870 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13871 * c-tree.h (c_start_case): Add location argument.
13872 (c_process_expr_stmt): Same.
13873 (c_finish_goto_*): Same.
13874 * tree-parloops.c (initialize_reductions): Pass location to
13876 (create_parallel_loop): Same.
13877 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13878 (gfc_trans_omp_reduction_list): Same.
13879 (gfc_trans_omp_clauses): Same.
13880 (gfc_trans_omp_do): Same.
13881 * c-typeck.c (c_finish_goto_label): Same.
13882 (c_finish_goto_ptr): New location argument.
13883 (c_start_case): Same.
13884 (emit_side_effect_warnings): Same.
13885 (c_process_expr_stmt): Same.
13886 (c_finish_stmt_expr): Same.
13887 (c_finish_omp_clauses): Use error_at instead of error.
13888 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13890 * c-omp.c (c_split_parallel_clauses): New location argument.
13891 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13892 to build_omp_clause.
13893 (convert_local_reference_stmt): Same.
13894 (convert_gimple_call): Same.
13895 * c-common.h (c_split_parallel_clauses): New argument.
13896 * c-parser.c (c_parser_statement_after_labels): Pass location to
13897 c_finish_goto_label.
13898 (c_parser_switch_statement): Pass location to c_start_case.
13899 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13900 and c_process_expr_stmt.
13901 (c_parser_omp_variable_list): Add location argument.
13902 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13903 (c_parser_omp_clause_default): Same.
13904 (c_parser_omp_clause_if): Same.
13905 (c_parser_omp_clause_num_threads): Same.
13906 (-c_parser_omp_clause_ordered): Same.
13907 (c_parser_omp_clause_reduction): Pass location to
13908 c_parser_omp_variable_list.
13909 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13910 (c_parser_omp_clause_untied): Same.
13911 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13912 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13914 * c-tree.h (check_for_loop_decls, undeclared_variable,
13915 build_component_ref, build_array_ref, build_external_ref,
13916 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13917 build_conditional_expr, build_compound_expr, c_cast_expr,
13918 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13919 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13921 * c-semantics.c (build_stmt): Same.
13922 (build_case_label): Same.
13923 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13924 (undeclared_variable): New argument.
13925 (make_label): Same.
13926 (lookup_label): Pass location on down.
13927 (define_label): Same.
13928 (finish_decl): Same.
13929 (build_compound_literal): Same.
13930 (finish_struct): Same.
13931 (finish_function): Do not set location here.
13932 (check_for_loop_decls): New argument.
13933 * tree.c (save_expr): Set location.
13934 (build_empty_stmt): New argument.
13935 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13936 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13937 * builtins.c (gimplify_va_arg_expr): Use locations.
13938 (expand_builtin_sync_operation): Same.
13939 * c-typeck.c (build_component_ref): New argument.
13940 (build_array_ref): Same.
13941 (build_external_ref): Same.
13942 (c_expr_sizeof_expr): Same.
13943 (c_expr_sizeof_type): Same.
13944 (parser_build_unary_op): Same.
13945 (build_conditional_expr): Same.
13946 (build_compound_expr): Pass location on down.
13947 (build_compound_expr): New argument.
13948 (build_c_cast): Same.
13949 (c_cast_expr): Same.
13950 (build_asm_expr): Same.
13951 (c_finish_return): Same.
13952 (c_process_expr_stmt): Pass location on down.
13953 (c_finish_stmt_expr): New argument.
13954 (push_clenaup): Same.
13955 (c_finish_omp_parallel): Same.
13956 (c_finish_omp_task): Same.
13957 * gimplify.c (gimplify_call_expr): Pass location on down.
13958 * c-omp.c (c_finish_omp_master): New argument.
13959 (c_finish_omp_critical): Same.
13960 (c_finish_omp_ordered): Same.
13961 (c_finish_omp_barrier): Same.
13962 (-c_finish_omp_taskwait): Same.
13963 (c_finish_omp_atomic): Same.
13964 (c_finish_omp_flush): Same.
13965 * tree-inline.c (copy_tree_body_r): Pass location on down.
13966 (inline_forbidden_p): Remove use of input_location.
13967 * c-gimplify.c (c_build_bind_expr): New argument.
13968 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13969 (c_sizeof_or_alignof_type): New argument.
13970 (c_alignof_expr): Same.
13971 (build_va_arg): Same.
13972 (c_add_case_label): Same.
13973 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13974 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13975 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13976 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13977 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13978 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13980 * stub-objc.c (objc_build_selector_expr): Same.
13981 (objc_build_throw_stmt): Same.
13982 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13983 (c_parser_initelt): Same.
13984 (c_parser_compound_statement): Same.
13985 (c_parser_compound_statement_nostart): Same.
13986 (c_parser_label): Same.
13987 (c_parser_statement_after_labels): Same.
13988 (c_parser_if_body): Same.
13989 (c_parser_else_body): Same.
13990 (c_parser_if_statement): Same.
13991 (c_parser_switch_statement): Same.
13992 (c_parser_while_statement): Same.
13993 (c_parser_do_statement): Same.
13994 (c_parser_for_statement): Same.
13995 (c_parser_asm_statement): Same.
13996 (c_parser_conditional_expression): Same.
13997 (c_parser_binary_expression): Same.
13998 (c_parser_cast_expression): Same.
13999 (c_parser_unary_expression): Same.
14000 (c_parser_sizeof_expression): Same.
14001 (c_parser_alignof_expression): Same.
14002 (c_parser_postfix_expression): Same.
14003 (c_parser_expression): Same.
14004 (c_parser_objc_receiver): Same.
14005 (c_parser_omp_variable_list): Same.
14006 (c_parser_omp_structured_block): Same.
14007 (c_parser_omp_atomic): New argument.
14008 (c_parser_omp_barrier): Same.
14009 (c_parser_omp_critical): Same.
14010 (c_parser_omp_flush): Pass location on down.
14011 (c_parser_omp_for_loop): New argument.
14012 (c_parser_omp_for): Same.
14013 (c_parser_omp_master): Same.
14014 (c_parser_omp_ordered): Same.
14015 (c_parser_omp_sections_scope): Same.
14016 (c_parser_omp_sections): Same.
14017 (c_parser_omp_parallel): Same.
14018 (c_parser_omp_single): Same.
14019 (c_parser_omp_task): Same.
14020 (c_parser_omp_taskwait): Pass location on down.
14021 (c_parser_omp_construct): Same.
14022 (c_parser_omp_threadprivate): Same.
14023 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14024 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14025 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14026 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14027 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14028 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14029 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14030 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14031 config/i386/i386.c, stmt.c:
14032 Add location argument to the following function definitions and/or
14033 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14034 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14035 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14036 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14037 do_case, c_finish_bc_stmt, build_compound_literal,
14038 build_function_call.
14039 * c-decl.c (build_compound_literal): Add location argument.
14040 Make all diagnostic calls use location.
14041 (start_struct): Same.
14042 (finish_struct): Same.
14043 (start_enum): Same.
14044 (build_enumerator): Same.
14045 (start_function): Same.
14046 (grokdeclarator): Make all diagnostic calls use location.
14047 (store_parm_decls_oldstyle): Same.
14048 * c-typeck.c (build_function_call): Add location argument.
14049 Make all diagnostic calls use location.
14051 (c_finish_bc_stmt): Same.
14052 * tree-nested.c (get_trampoline_type): Add argument.
14053 Pass location to build_decl.
14054 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14055 * rtl.h (RTL_LOCATION): New.
14056 * c-common.c (c_add_case_label): Add location argument.
14057 Make all diagnostic calls use location.
14058 * c-common.h: Add location argument to make_fname_decl, do_case,
14059 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14060 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14061 Set it appropriately for every case. Pass enum_loc to start_enum
14062 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14064 (c_parser_struct_or_union_specifier): Save location. Use it for
14065 start_struct, finish_struct, and parser_xref_tag.
14067 2009-06-12 Ian Lance Taylor <iant@google.com>
14069 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14071 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14072 cpp_opts->warn_cxx_operator_names.
14074 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14077 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14078 is returns NULL and OP is a VCE, look through the VCE.
14080 2009-06-12 Ian Lance Taylor <iant@google.com>
14083 * collect2.c (main): Use CONST_CAST2 in code inside #if
14084 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14086 2009-06-12 Joey Ye <joey.ye@intel.com>
14088 PR middle-end/39146
14089 * cfgexpand.c (get_decl_align_unit): Update
14090 max_used_stack_slot_alignment with align instead of
14091 stack_alignment_needed.
14093 * function.c (assign_stack_local_1): Update
14094 max_used_stack_slot_alignment with alignment_in_bits instead
14095 of stack_alignment_needed.
14096 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14099 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14101 * dwarf2out.c (last_var_location_insn): New variable.
14102 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14103 (dwarf2out_var_location): Don't record anything after last real
14104 insn. Only change labels if there were any real instructions
14105 in between last note and this one, or if changed sections.
14107 2009-06-11 Richard Henderson <rth@redhat.com>
14109 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14110 note when storing the frame pointer in a register.
14111 (FRP): Don't redefine to nothing for epilogue.
14112 (alpha_expand_epilogue): Mark register and sp restores.
14113 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14115 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14116 when gen_lowpart is needed.
14118 2009-06-11 Richard Henderson <rth@redhat.com>
14120 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14122 * dwarf2out.c (need_data_align_sf_opcode): New.
14123 (div_data_align): Move earlier.
14124 (def_cfa_1, reg_save): Use it.
14126 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14128 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14129 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14130 (ix86_handle_option): Handle OPT_mcrc32.
14131 (ix86_target_string): Add -mcrc32.
14132 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14134 * config/i386/i386.h (TARGET_CRC32): New.
14136 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14137 (sse4_2_crc32di): Likewise.
14139 * config/i386/i386.opt (mcrc32): New.
14141 * doc/invoke.texi: Document -mcrc32.
14143 2009-06-11 Richard Henderson <rth@redhat.com>
14145 * common.opt (gdwarf-): Accept a version number.
14146 * doc/invoke.texi (gdwarf-): Update docs.
14147 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14148 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14149 version level, and record it.
14151 * dwarf2.h (DW_CIE_VERSION): Remove.
14152 * dwarf2out.c (DWARF_VERSION): Remove.
14153 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14154 (output_call_frame_info): Use CIE version 3 for dwarf3,
14155 or if the return register column is out of range for version 1.
14156 (dwarf_stack_op_name): Add all dwarf3 values.
14157 (DEBUG_PUBTYPES_SECTION): New.
14158 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14159 encoding change for dwarf3.
14160 (output_die) [dw_val_class_die_ref]: Likewise.
14161 (output_compilation_unit_header): Emit correct version for dwarf3.
14162 (output_line_info): Likewise.
14163 (output_pubnames): Update for DWARF_VERSION removal.
14164 (output_aranges): Likewise.
14165 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14166 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14167 (dwarf2out_finish): Likewise.
14169 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14171 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14174 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14177 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14178 * builtins.c (expand_builtin_unreachable): New function.
14179 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14180 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14181 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14183 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14184 searching for missing barriers.
14186 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14188 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14189 when -fprofile-generate* was passed.
14190 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14192 2009-06-11 Anthony Green <green@moxielogic.com>
14194 * config/moxie/moxie.md: Define length attribute for all instructions.
14196 (*b<cond:code>): Support limited branch ranges for new PC-relative
14197 branch instructions.
14198 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14200 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14202 * config/i386/i386.c (min_insn_size): Use get_attr_length
14203 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14204 For __asm return 0.
14206 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14207 instead of emit_insn_before.
14209 2009-06-10 Ian Lance Taylor <iant@google.com>
14212 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14215 2009-06-10 Revital Eres <eres@il.ibm.com>
14217 * passes.c (init_optimization_passes): Reschedule
14218 predictive-commoning pass before complete unroll pass.
14220 2009-06-10 Martin Jambor <mjambor@suse.cz>
14222 * cgraph.c (cgraph_node_can_be_local_p): New function.
14223 (cgraph_make_node_local): New function.
14224 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14225 (cgraph_make_node_local): Declare.
14227 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14229 * tree.h (tree_base): Add packed_flag and user_align fields.
14230 Decrease size of spare field.
14231 (TYPE_USER_ALIGN): Use user_align from tree_base.
14232 (DECL_USER_ALIGN): Likewise.
14233 (TYPE_PACKED): Use packed_flag from tree_base.
14234 (DECL_PACKED): Likewise.
14235 (tree_type): Delete packed_flag and user_align fields. Widen
14236 precision field. Widen mode field and shuffle fields to align
14237 mode on an 8-bit boundary.
14238 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14239 Renumber decl_flag_* fields. Fix comments. Widen
14240 decl_common_unused field.
14241 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14242 (DECL_EXTERNAL): Likewise.
14243 (DECL_BIT_FIELD): Likewise.
14244 (DECL_NONADDRESSABLE_P): Likewise.
14245 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14246 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14248 2009-06-10 Ian Lance Taylor <iant@google.com>
14250 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14251 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14252 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14253 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14254 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14255 DEF_VEC_ALLOC_FUNC_P.
14256 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14257 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14258 DEF_VEC_ALLOC_FUNC_O.
14259 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14260 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14261 DEF_VEC_ALLOC_FUNC_I.
14262 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14263 (vec_stack_p_reserve_exact_1): Declare.
14264 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14265 (vec_stack_free): Declare.
14266 (VEC_stack_alloc): Define.
14267 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14268 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14269 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14270 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14272 (stack_vecs): New static variable.
14273 (vec_stack_p_reserve_exact_1): New function.
14274 (vec_stack_o_reserve_1): New static function.
14275 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14276 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14277 (vec_stack_free): New function.
14278 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14279 (VEC_df_ref_stack_alloc): Define.
14280 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14281 DEF_VEC_ALLOC_P_STACK.
14282 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14283 (struct df_collection_rec): Change _vec fields to VEC. Remove
14285 (df_free_collection_rec): Adjust for new fields.
14286 (df_insn_rescan): Use new df_collection_rec fields.
14287 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14288 (df_ref_create_structure, df_ref_record): Likewise.
14289 (df_get_conditional_uses, df_get_call_refs): Likewise.
14290 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14291 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14292 (df_record_exit_block_uses, df_bb_verify): Likewise.
14293 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14294 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14295 Remove count parameter. Change return type to void. Change all
14297 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14298 Remove count parameter. Change return type to void. Change all
14300 (df_install_refs): Change old_vec parameter to VEC. Remove count
14301 parameter. Change all callers.
14302 (df_install_mws): Change old_vec parameter to VEC. Remove count
14303 parameter. Change all callers.
14304 (df_refs_verify): Change new_rec parameter to VEC. Change call
14306 (df_mws_verify): Likewise.
14308 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14310 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14312 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14314 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14316 2009-06-10 Anthony Green <green@moxielogic.com>
14318 * config/moxie/crti.asm: New file.
14319 * config/moxie/crtn.asm: New file.
14320 * config/moxie/moxie.c: New file.
14321 * config/moxie/moxie.h: New file.
14322 * config/moxie/sfp-machine.h: New file.
14323 * config/moxie/moxie-protos.h: New file.
14324 * config/moxie/t-moxie: Created.
14325 * config/moxie/t-moxie-softfp: Created.
14326 * config/moxie/moxie.md: Created.
14327 * config/moxie/constraints.md: Created.
14328 * config.gcc: Add moxie support.
14329 * doc/md.texi (Machine Constraints): Add moxie constraints.
14330 * doc/contrib.texi (Contributors): Mention moxie port.
14331 * doc/install.texi (Specific): Mention the moxie port.
14333 2009-06-09 Ian Lance Taylor <iant@google.com>
14335 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14336 compiling with C++.
14337 * optabs.c (optab_table): Only use designated initializers if
14338 HAVE_DESIGNATED_INITIALIZERS is defined.
14339 (convert_optab_table): Likewise.
14340 (init_optabs): Always call init_insn_codes if
14341 HAVE_DESIGNATED_INITIALIZERS is not defined.
14343 2009-06-09 Ian Lance Taylor <iant@google.com>
14345 * targhooks.c (default_builtin_vectorized_function): Change fn
14346 parameter to unsigned int.
14347 (default_builtin_vectorized_conversion): Change code parameter to
14349 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14350 * targhooks.h: Update declarations.
14351 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14352 parameter to unsigned int.
14354 * c-typeck.c (comptypes_check_enum_int): New static function.
14355 (comptypes_internal): Add enum_and_int_p parameter. Change all
14357 (comp_target_types): Add location parameter. Change all callers.
14358 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14359 Change all callers.
14360 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14361 (build_conditional_expr): Add colon_loc parameter. Change all
14363 (convert_for_assignment): Add location parameter. Change all callers.
14364 * c-parser.c (c_parser_conditional_expression): Pass location of
14365 colon to build_conditional_expr.
14366 * c-tree.h (build_conditional_expr): Update declaration.
14368 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14370 * graphite.c: Revert previous patch.
14372 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14375 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14377 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14379 * tree-ssa-loop-prefetch.c
14380 (loop_prefetch_arrays): Fixed a portability problem in printf format
14383 2009-06-09 Martin Jambor <mjambor@suse.cz>
14385 PR tree-optimization/40351
14386 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14387 refrence to a potential artifical subaccess can be constructed.
14389 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14391 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14392 (sh_override_options): Likewise.
14393 * config/sh/sh.c: Include params.h.
14394 (sh_optimization_options): New.
14395 (sh_override_options): Likewise.
14396 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14397 (OVERRIDE_OPTIONS): Use sh_override_options.
14399 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14401 * dwarf2out.c (emit_cfa_remember): New variable.
14402 (add_fde_cfi): If emit_cfa_remember, recurse to add
14403 DW_CFA_remember_state first.
14404 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14405 instead just set emit_cfa_remember.
14407 2009-06-08 Jan Hubicka <jh@suse.cz>
14410 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14412 2009-06-08 Jan Hubicka <jh@suse.cz>
14414 PR middle-end/39834
14415 * cgraphunit.c (save_inline_function_body): Do not copy transform
14416 hooks for saved inline bodies.
14417 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14418 for given function.
14420 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14422 * jump.c (returnjump_p): Handle delayed branches. Add missing
14425 2009-06-08 Jan Hubicka <jh@suse.cz>
14427 PR middle-end/40102
14428 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14429 original node might've been modified.
14430 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14432 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14434 * tree-object-size.c (addr_object_size): Add OSI argument.
14435 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14436 (compute_builtin_object_size, expr_object_size): Adjust callers.
14437 (plus_stmt_object_size): Call addr_object_size instead of
14438 compute_builtin_object_size.
14440 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14441 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14443 * tree-ssa-loop-prefetch.c
14444 (gather_memory_references): Introduced a counter for the number of
14446 (anything_to_prefetch_p): Introduced a counter for the number of
14448 (is_loop_prefetching_profitable): New function with a cost model
14450 (loop_prefetch_arrays): Use the new cost model to determine if
14451 prefetching is profitable.
14452 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14453 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14454 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14455 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14456 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14457 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14459 2009-06-08 Michael Matz <matz@suse.de>
14462 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14463 partitions use the same.
14464 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14465 for basevars of SSA_NAMEs.
14466 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14467 to not expand them twice.
14468 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14471 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14473 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14474 (fdump-final-insns=, gtoggle): New.
14475 * doc/invoke.texi: Document them.
14476 * final.c (rest_of_clean_state): Dump final insn stream.
14477 * gcc.c (invoke_as): Hook in -fcompare-debug.
14478 (static_spec_functions): Add compare-debug-dump-opt,
14479 compare-debug-self-opt and compare-debug-auxbase-opt.
14480 (compare_debug, compare_debug_second, compare_debug_opt): New.
14481 (switches_debug_check, n_switches_debug_check): New.
14482 (debug_auxbase_opt, debug_check_temp_file): New.
14483 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14485 (do_self_spec): Handle arguments after switches.
14486 (do_spec_1): Add .gk extension to temp file basenames for compare.
14487 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14488 (cc1_options): Use it instead of normal auxbase computation for
14489 the second compare-debug compilation.
14490 (compare_files): New.
14491 (main): Set up and implement compare debug mode.
14492 (compare_debug_dump_opt_spec_function): New.
14493 (compare_debug_self_opt_spec_function): New.
14494 (compare_debug_auxbase_opt_spec_function): New.
14495 * toplev.c (process_options): Handle flag_gtoggle,
14496 flag_dump_final_insns.
14497 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14498 during -fcompare-debug-second compilation.
14500 2009-06-07 Ian Lance Taylor <iant@google.com>
14502 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14503 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14505 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14506 with no default node. Change warning with %H to warning_at.
14507 Don't clear warn_switch around case checking.
14508 * doc/invoke.texi (Warning Options): Clarify distinction between
14509 -Wswitch and -Wswitch-enum.
14511 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14513 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14515 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14517 * gbl-ctors.h: Add header guard.
14519 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14521 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14522 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14523 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14524 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14525 prototypes for removed functions.
14526 (expressions_equal_p): Move to ...
14527 * tree-ssa-sccvn.h: ... here and ...
14528 * matrix-reorg.c: ... adjust includes.
14530 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14532 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14534 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14536 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14537 (finish_function): Remove erroneous whitespace.
14539 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14541 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14542 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14544 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14546 * errors.c (internal_error): Commentary typo fix.
14547 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14548 * tree-ssa-pre.c: Ditto.
14550 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14552 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14553 them is supposed to hold actual statements.
14555 2009-06-06 Ian Lance Taylor <iant@google.com>
14557 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14558 empty statements can now have attributes.
14560 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14562 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14563 * config/mips/mips.md: Ditto.
14565 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14567 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14569 (__eabi_uconvert): Likewise.
14571 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14573 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14574 CFI_* definitions with IN_GCC.
14576 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14578 * xcoffout.h (xcoffout_source_line): Update prototype.
14580 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14582 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14583 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14585 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14587 PR middle-end/40340
14588 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14589 inlined_function_outer_scope_p blocks for artificial inlines
14591 * tree.c (tree_nonartificial_location): Rewrite using
14592 block_nonartificial_location.
14594 2009-06-05 Revital Eres <eres@il.ibm.com>
14595 Leehod Baruch <leehod@il.ibm.com>
14597 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14598 (expand_expr_real_1): Remove comment.
14599 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14600 Vectorize misaligned access when the target supports it.
14601 (vect_supportable_dr_alignment): Check for unaligned access support.
14602 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14605 2009-06-05 Julian Brown <julian@codesourcery.com>
14607 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14608 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14610 2009-06-05 Richard Guenther <rguenther@suse.de>
14613 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14614 as possibly unused.
14616 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14618 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14619 (save_gprs): Don't tell unwinder when a global register is saved.
14620 (s390_emit_epilogue): Emit needed epilogue unwind info.
14622 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14624 * dwarf2out.c (deferred_asm_name): New.
14625 (add_name_and_src_coords_attributes): Defer creation of
14626 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14628 (move_linkage_attr): New.
14629 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14632 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14634 * tree-nested.c (finalize_nesting_tree_1): Declare the
14635 frame_decl in the binding tree.
14637 2009-06-04 Cary Coutant <ccoutant@google.com>
14639 * basic-block.h (struct basic_block_def): Add discriminator field.
14640 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14642 * debug.c (do_nothing_debug_hooks): Add additional entry.
14643 (debug_nothing_int_charstar_int): New function.
14644 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14645 (debug_nothing_int_charstar_int): New declaration.
14646 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14647 discriminator value in .loc directive.
14648 * final.c (last_discriminator): New variable.
14649 (discriminator): New variable.
14650 (final_start_function): Initialize above variables, pass current
14651 discriminator to debug hook.
14652 (notice_source_line): Check for discriminator change.
14653 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14654 * sdbout.c (sdbout_source_line): New parameter.
14655 * tree-cfg.c (struct locus_discrim_map): New structure type.
14656 (discriminator_per_locus): New hash table.
14657 (build_gimple_cfg): Allocate and free discriminator hash table.
14658 (make_edges): Call assign_discriminator.
14659 (locus_map_hash): New function.
14660 (locus_map_eq): New function.
14661 (next_discriminator_for_locus): New function.
14662 (same_line_p): New function.
14663 (assign_discriminator): New function.
14664 (make_cond_expr_edges): Call assign_discriminator.
14665 (make_gimple_switch_edges): Likewise.
14666 (first_non_label_stmt): New function.
14667 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14669 * xcoffout.c (xcoffout_source_line): Add new parameter.
14671 * configure.ac (gcc_cv_as_discriminator): New configury check for
14672 gas support for discriminator.
14673 * configure: Regenerate.
14674 * config.in: Regenerate.
14676 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14678 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14679 val after checking for integers.
14681 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14683 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14685 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14686 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14687 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14688 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14689 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14690 X64_SSE_REGPARM_MAX.
14691 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14692 X64_SSE_REGPARM_MAX.
14694 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14696 * gcc.c (report_times_to_file): New.
14697 (execute): Implement it.
14698 (process_command): Support -time=.
14699 * doc/invoke.texi: Document it.
14701 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14703 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14704 that have value exprs.
14706 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14708 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14709 declarations for constants until...
14710 (dw2_output_indirect_constant_1): ... this point.
14712 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14715 * arm.md (arm_addsi3): Don't try to split an add with an
14716 eliminable register until after reload has completed.
14718 2009-06-03 Ian Lance Taylor <iant@google.com>
14720 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14721 * genattrtab.c (write_length_unit_log): Likewise.
14722 * genchecksum.c (dosum): Likewise.
14723 * gengtype.c (write_rtx_next): Likewise.
14724 (finish_root_table, write_roots): Likewise.
14725 * gimple.c (gimple_ops_offset_): Likewise.
14726 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14727 * config/arc/arc.c (arc_attribute_table): Likewise.
14728 * config/arm/arm.c (arm_attribute_table): Likewise.
14729 * config/avr/avr.c (avr_attribute_table): Likewise.
14730 * config/crx/crx.c (crx_attribute_table): Likewise.
14731 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14732 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14733 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14734 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14735 * config/sh/sh.c (sh_attribute_table): Likewise.
14736 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14737 * config/spu/spu.c (spu_attribute_table): Likewise.
14738 * config/v850/v850.c (v850_attribute_table): Likewise.
14740 * config/alpha/alpha.c (vms_attribute_table): Make static.
14741 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14742 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14743 * config/mips/mips.c (mips_attribute_table): Likewise.
14745 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14747 (cc1-checksum.o): Likewise.
14749 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14751 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14753 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14755 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14756 insn if it is changing sp. Use gen_add3_insn instead of
14757 conditionally gen_addsi3 and gen_adddi3.
14758 (offset_below_red_zone_p): New static inline function.
14759 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14760 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14761 * config/rs6000/ppc-asm.h: Include auto-host.h.
14762 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14763 CFI_RESTORE): Define.
14764 * config/rs6000/crtresxgpr.asm: Add unwind info.
14765 * config/rs6000/crtresxfpr.asm: Likewise.
14766 * config/rs6000/crtresgpr.asm: Likewise.
14767 * config/rs6000/crtresfpr.asm: Likewise.
14768 * config/rs6000/crtsavgpr.asm: Likewise.
14769 * config/rs6000/crtsavfpr.asm: Likewise.
14771 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14772 argument of DWARF2_FRAME_REG_OUT macros.
14774 2009-06-03 Julian Brown <julian@codesourcery.com>
14776 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14777 words or less (including TImode) in core registers.
14779 2009-06-03 Richard Guenther <rguenther@suse.de>
14781 PR middle-end/40328
14782 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14784 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14786 * statistics.c (statistics_counter_event): Do not record event
14787 in pass dump if its number == -1.
14788 (curr_statistics_hash): Add assert that we never get passes
14789 with static number == -1.
14791 2009-06-03 Richard Guenther <rguenther@suse.de>
14792 Andrey Belevantsev <abel@ispras.ru>
14794 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14795 non-BLKmode arrays addressable.
14797 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14799 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14800 * config/m68k/m68k.h: ... here.
14802 2009-06-03 Martin Jambor <mjambor@suse.cz>
14804 PR tree-optimization/40323
14805 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14808 2009-06-03 Richard Guenther <rguenther@suse.de>
14810 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14813 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14815 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14816 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14817 JUMP_TABLE_DATA_P where applicable.
14818 * config/sh/sh.c: Ditto.
14819 * config/sh/sh.h: Ditto.
14820 * config/sh/sh.md: Ditto.
14821 * config/sh/symbian.c: Ditto.
14823 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14825 * config/i386/driver-i386.c (describe_cache): Optimize
14826 concatenation of strings. Use snprintf instead of sprintf.
14827 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14828 target when not compiling with GCC.
14830 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14832 * config/sh/sh.c: Revert last change.
14833 (sh_expand_epilogue): Emit a blockage insn before the frame
14834 pointer adjustment unconditionally.
14836 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14838 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14839 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14840 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14841 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14842 to COLLECT_GCC_OPTIONS.
14844 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14846 * collect2.c (target_system_root): New variable.
14847 (main): Handle --sysroot=.
14848 (ignore_library): Strip the sysroot from the library path.
14850 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14852 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14853 (collect2.o): Depend on collect2-aix.h.
14854 (collect2-aix.o): New rule.
14855 * collect2-aix.h: New file.
14856 * collect2-aix.c: Likewise.
14857 * collect2.c: Include collect2-aix.h. Don't undefine
14858 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14859 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14860 Use TARGET_AIX_VERSION instead of _AIX51.
14861 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14862 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14863 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14864 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14865 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14867 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14869 * collect2.c (ignore_library): Avoid premature post-increment
14870 and null deference.
14872 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14874 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14875 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14876 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14877 CROSS_DIRECTORY_STRUCTURE too.
14878 (LINK_LIBG_SPEC): Likewise.
14879 (LIB_SPEC): Add %R to sysroot paths.
14880 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14881 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14882 * config/rs6000/aix51.h: As for aix43.h.
14883 * config/rs6000/aix52.h: Likewise.
14884 * config/rs6000/aix53.h: Likewise.
14885 * config/rs6000/aix61.h: Likewise.
14886 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14887 to the beginning of sysroot paths.
14889 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14891 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14892 INSN_LISTs that are out of the REG_NOTE range.
14894 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14896 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14897 (struct var_to_expand): Likewise.
14898 (struct opt_info): Add head and tail for linked lists of the above.
14899 (analyze_insn_to_expand_var): Initialize next.
14900 (analyze_iv_to_split_insn): Likewise.
14901 (analyze_insns_in_loop): Create linked lists.
14902 (allocate_basic_variable): Simplify for use without hash table.
14903 (insert_var_expansion_initialization): Likewise, make it type-safer.
14904 (combine_var_copies_in_loop_exit): Likewise.
14905 (apply_opt_in_copies): Walk lists rather than hash tables.
14906 (release_var_copies): Simplified and inlined by hand into...
14907 (free_opt_info): ... this function.
14909 2009-06-02 Richard Guenther <rguenther@suse.de>
14911 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14914 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14916 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14917 only for builtins that are not overridden.
14919 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14921 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14924 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14926 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14928 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14930 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14932 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14934 * common.opt (fdump-unnumbered-links): New.
14935 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14936 * print-rtl.c (flag_dump_unnumbered_links): New.
14937 (print_rtx): Test it.
14939 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14941 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14942 push/pop multiple to 8-byte alignment.
14944 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14946 * config/i386/i386.c (queued_cfa_restores): New static variable.
14947 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14949 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14950 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14951 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14952 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14953 note unconditionally.
14954 (ix86_emit_restore_regs_using_mov): Likewise.
14955 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14956 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14957 it through to ix86_emit_restore_reg_using_pop.
14958 (ix86_emit_leave): Add RED_OFFSET argument. Call
14959 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14960 instead of adding REG_CFA_OFFSET note unconditionally.
14961 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14962 the above functions. Call ix86_add_queued_cfa_restore_notes when
14965 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14966 force output of the label even for dwarf2out_do_cfi_asm.
14967 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14968 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14969 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14971 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14972 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14973 dwarf2out_cfi_label callers.
14974 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14975 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14976 Adjust dwarf2out_cfi_label callers.
14977 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14979 * config/i386/i386.h (struct machine_cfa_state,
14980 struct machine_function): Guard with ifndef USED_FOR_TARGET
14981 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14984 * emutls.c (__emutls_get_address): Change arr->size to mean number
14985 of allocated arr->data entries instead of # of slots + 1.
14987 PR middle-end/40316
14988 * recog.c (peep2_reinit_state): New function.
14989 (peephole2_init_state): Use it at the end of a basic block and also
14990 when seeing a RTX_FRAME_RELATED_P insn.
14992 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14994 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14995 fixuns_truncrfdi2): New.
14996 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14997 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14998 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14999 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15000 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15001 *recip_approx): Remove.
15002 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15003 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15004 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15006 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15009 2009-06-01 Ian Lance Taylor <iant@google.com>
15011 * attribs.c (register_attribute): Use CONST_CAST.
15012 * collect2.c (main): Use CONST_CAST2.
15013 (scan_prog_file): Likewise.
15014 * gcc.c (process_command, main): Likewise.
15015 * toplev.c (toplev_main): Likewise.
15017 * c-typeck.c (handle_warn_cast_qual): New static function,
15018 partially broken out of build_c_cast.
15019 (build_c_cast): Call handle_warn_cast_qual.
15020 * doc/invoke.texi (Warning Options): Document new effect of
15023 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15025 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15026 (diagnostic_report_current_module): Print columns.
15027 * common.opt (flag_show_column): Enable by default.
15029 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15031 * alias.c (find_base_term): Check for NULL term before returning.
15033 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15035 Revert due to PR40320:
15036 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15037 * calls.c (emit_library_call_value_1): Don't force_operand for move
15040 2009-06-01 Olivier Hainque <hainque@adacore.com>
15041 Eric Botcazou <ebotcazou@adacore.com>
15043 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15044 to be processed as a bitfield for constructor output purposes.
15045 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15047 * varasm.c (oc_local_state): New type, output_constructor
15048 local state to support communication with helpers.
15049 (oc_outer_state): New type, output_constructor outer state of
15050 relevance in recursive calls.
15051 (output_constructor_array_range): New output_constructor helper,
15052 extracted code for an array range element.
15053 (output_constructor_regular_field): New output_constructor helper,
15054 extracted code for an element that is not a bitfield.
15055 (output_constructor_bitfield): New output_constructor helper,
15056 extracted code for a bitfield element. Accept an OUTER state
15057 argument for recursive processing. Recurse on record or array
15058 CONSTRUCTOR values, possibly past noop conversions.
15059 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15060 VALUE is a valid constant-valued expression for use in a static
15061 bit-field initializer.
15062 (output_constructor): Rework to use helpers. Accept and honor an
15063 OUTER state argument for recursive calls. Return total size. Be
15064 prepared for nested constructors initializing bitfields.
15065 (output_constant): Feed OUTER in calls to output_constructor.
15067 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15069 * calls.c (emit_library_call_value_1): Don't force_operand for move
15072 2009-06-01 Nick Clifton <nickc@redhat.com>
15074 * doc/invoke.texi (IA-64 Options): Fix typo.
15076 2009-06-01 Ira Rosen <irar@il.ibm.com>
15078 PR tree-optimization/39129
15079 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15081 (vect_do_peeling_for_loop_bound): Use
15082 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15083 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15084 (vect_loop_versioning): Likewise.
15085 (vect_create_cond_for_alias_checks): Fix indentation.
15086 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15088 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15089 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15090 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15091 "control flow in loop".
15092 (vect_estimate_min_profitable_iters): Use
15093 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15094 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15095 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15096 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15097 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15098 statement belongs to a group of strided accesses with the exact code
15100 (vectorizable_load): Likewise.
15101 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15102 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15104 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15106 * config/freebsd-stdint.h: New file.
15107 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15108 Add freebsd-stdint.h to tm_file.
15110 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15112 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15113 (thumb2_extendhidi2): Likewise.
15115 2009-05-31 Ian Lance Taylor <iant@google.com>
15117 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15119 2009-05-31 Ian Lance Taylor <iant@google.com>
15121 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15122 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15123 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15125 2009-05-31 Jason Merrill <jason@redhat.com>
15127 * tree-pretty-print.c (print_call_name): Take the callee, not the
15128 call itself. Make non-static. Use dump_function_name for functions.
15129 (dump_generic_node): Adjust.
15130 * diagnostic.h: Declare print_call_name.
15131 * gimple-pretty-print.c (dump_gimple_call): Use it.
15133 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15135 * config/sh/sh.md (ashldi3_std): New define_expand.
15138 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15141 * config/sh/sh.c: Include debug.h.
15142 (sh_expand_epilogue): Emit a blockage insn before the frame
15143 pointer adjustment also when dwarf2out_do_frame returns true.
15145 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15147 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15148 (thumb2_extendqidi2): New pattern.
15150 2009-05-31 Ira Rosen <irar@il.ibm.com>
15152 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15153 mark phis for renaming.
15154 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15155 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15156 Call mark_sym_for_renaming.
15157 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15158 * tree-vect-loop.c (vect_transform_loop): Remove
15159 vect_memsyms_to_rename initialization and a call to
15160 mark_set_for_renaming.
15162 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15164 PR middle-end/40304
15165 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15166 frame related even if !set_cfa && style < 0.
15168 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15170 * config/i386/mingw-tls.c: New file.
15171 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15172 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15173 defining _WIN32 but not __CYGWIN__.
15175 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15177 * configure.ac: Add MPC support.
15179 * config.in, configure: Regenerate.
15181 2009-05-29 Richard Henderson <rth@redhat.com>
15183 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15184 NOTE_INSN_BASIC_BLOCK.
15185 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15186 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15187 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15189 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15191 (add_cfi): Disable check redefining cfa away from drap.
15192 (lookup_cfa_1): Add remember argument; handle remember/restore.
15193 (lookup_cfa): Pass remember argument.
15194 (cfa_remember): New.
15195 (compute_barrier_args_size_1): Remove sibcall check.
15196 (dwarf2out_frame_debug_def_cfa): New.
15197 (dwarf2out_frame_debug_adjust_cfa): New.
15198 (dwarf2out_frame_debug_cfa_offset): New.
15199 (dwarf2out_frame_debug_cfa_register): New.
15200 (dwarf2out_frame_debug_cfa_restore): New.
15201 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15202 (dwarf2out_begin_epilogue): New.
15203 (dwarf2out_frame_debug_restore_state): New.
15204 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15205 DW_CFA_restore_state.
15206 (output_cfi_directive): Likewise.
15207 (convert_cfa_to_fb_loc_list): Likewise.
15208 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15209 * dwarf2out.h: Update.
15210 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15211 (copy_insn_1): Early out for null.
15212 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15213 and dwarf2out_frame_debug_restore_state.
15214 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15215 (prologue_insn_hash, epilogue_insn_hash): New.
15216 (free_after_compilation): Adjust freeing accordingly.
15217 (record_insns): Create hash table if needed; push insns into
15218 hash instead of array.
15219 (maybe_copy_epilogue_insn): New.
15220 (contains): Search hash table instead of array.
15221 (sibcall_epilogue_contains): Remove.
15222 (thread_prologue_and_epilogue_insns): Split eh_return insns
15223 and mark them as epilogues.
15224 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15225 scanning in terms of basic blocks.
15226 * insn-notes.def (CFA_RESTORE_STATE): New.
15227 * jump.c (returnjump_p_1): Accept EH_RETURN.
15228 (eh_returnjump_p_1, eh_returnjump_p): New.
15229 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15230 CFA_REGISTER, CFA_RESTORE): New.
15231 * rtl.def (EH_RETURN): New.
15232 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15234 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15235 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15237 * config/i386/i386.c (gen_push): Update cfa state.
15238 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15239 add a CFA_ADJUST_CFA note.
15240 (ix86_dwarf_handle_frame_unspec): Remove.
15241 (ix86_expand_prologue): Update cfa state.
15242 (ix86_emit_restore_reg_using_pop): New.
15243 (ix86_emit_restore_regs_using_pop): New.
15244 (ix86_emit_leave): New.
15245 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15246 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15247 * config/i386/i386.h (struct machine_cfa_state): New.
15248 (ix86_cfa_state): New.
15249 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15250 (eh_return_internal): Merge from eh_return_<mode>,
15251 use eh_return rtx, split w/ epilogue.
15253 2009-05-29 Ian Lance Taylor <iant@google.com>
15255 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15257 * calls.c (emit_library_call_value_1): Likewise.
15259 * c-typeck.c (c_build_va_arg): New function.
15260 * c-tree.h (c_build_va_arg): Declare.
15261 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15262 instead of build_va_arg.
15264 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15266 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15267 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15268 (ptr_difference_cost): Use affine combinations to compute it.
15269 (difference_cost): Likewise.
15270 (get_computation_cost_at): Compute more accurate cost for addresses
15271 if the ratio is a multiplier allowed in addresses.
15272 For non-addresses, consider that an additional offset or symbol is
15275 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15277 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15278 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15280 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15281 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15282 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15284 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15285 to 1 for TYPE_SSE{IADD1,CVT1}.
15286 (prefix_vex_imm8): Removed.
15287 (length_vex): Only pass 1 as second argument to
15288 ix86_attr_length_vex_default if prefix_extra is 0.
15289 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15290 (length): For prefix vex computation use length_immediate
15291 attribute instead of prefix_vex_imm8.
15292 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15293 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15294 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15295 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15296 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15297 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15298 a space in between the operands.
15299 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15300 if one operand is 0xff and the other one si, di, bp or sp.
15301 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15302 other one si, di, bp or sp.
15303 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15304 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15305 type and mode attributes.
15306 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15307 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15308 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15309 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15310 prefix_data16 attribute iff MODE_DF.
15311 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15312 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15313 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15314 constm128_operand in length_immediate computation.
15315 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15316 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15317 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15318 length_immediate attribute to 1.
15319 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15320 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15321 for certain alternatives.
15322 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15323 prefix_data16 attribute if MODE_V1DF.
15324 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15325 length_immediate to 1.
15326 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15327 length_address to 4, set mode attribute to MODE_DI.
15328 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15329 (fxam<mode>2_i387): Set length attribute to 4.
15330 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15331 *prefetch_3dnow_rex): Override length_address attribute.
15332 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15334 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15335 (constm128_operand): Removed.
15336 * config/i386/i386.c (memory_address_length): For
15337 disp && !index && !base in 64-bit mode account for SIB byte if
15338 print_operand_address can't optimize disp32 into disp32(%rip)
15339 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15340 for fs: or gs: segment.
15341 (ix86_attr_length_immediate_default): When checking if shortform
15342 is possible, truncate immediate to the length of the non-shortened
15344 (ix86_attr_length_address_default): Ignore MEM_P operands
15346 (ix86_attr_length_vex_default): Only check for DImode on
15347 GENERAL_REG_P operands.
15348 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15349 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15350 (sse_cvttps2pi): Clear prefix_rep attribute.
15351 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15353 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15354 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15355 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15356 iff operand 2 is const_int_operand.
15357 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15358 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15359 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15361 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15363 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15364 prefix_data16 attribute for movlpd and movhpd instructions.
15365 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15366 length_immediate for shufpd instruction.
15367 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15368 (avx_cmpp<avxmodesuffixf2c><mode>3,
15369 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15370 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15371 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15372 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15373 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15374 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15375 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15376 prefix_data16 attribute for the first alternative to 1.
15377 (*avx_loadlps): Override length_immediate for the first alternative.
15378 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15379 attributes for second alternative.
15380 (*vec_concatv2sf_sse4_1): Override length_immediate and
15381 prefix_data16 attributes for second alternative.
15382 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15383 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15384 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15385 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15386 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15387 prefix_data16 and length_immediate to 1.
15388 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15390 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15391 prefix_extra attribute for variants that don't have 0f prefix alone.
15392 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15393 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15394 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15395 *sse4_1_pextrd): Set length_immediate to 1.
15396 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15397 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15399 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15400 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15401 length_immediate to 1 for second alternative.
15402 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15403 prefix_extra and length_immediate attributes for the first
15405 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15407 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15408 to 1 for the first and third alternative.
15409 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15411 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15413 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15415 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15416 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15417 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15418 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15419 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15420 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15421 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15422 ssse3_psign<mode>3): Override prefix_rex attribute.
15423 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15424 (ssse3_palignrti): Override length_immediate to 1.
15425 (ssse3_palignrdi): Override length_immediate to 1, override
15426 prefix_rex attribute.
15427 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15428 (sse4a_extrqi): Override length_immediate to 2.
15429 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15430 (sse4a_insertq): Override prefix_data16 to 0.
15431 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15432 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15433 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15434 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15435 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15436 and length_immediate to 1.
15437 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15438 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15439 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15440 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15441 and length_immediate to 1.
15442 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15443 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15444 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15445 avx_ptest256): Override prefix_extra to 1.
15446 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15447 Override prefix_data16 and length_immediate to 1.
15448 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15449 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15450 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15451 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15452 prefix_data16 to 0 and prefix_extra to 2.
15453 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15454 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15456 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15457 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15458 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15459 and prefix_extra to 2.
15460 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15461 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15462 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15463 avx_vpermilvar<mode>3,
15464 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15465 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15466 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15467 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15468 Override prefix_extra to 1.
15469 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15470 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15471 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15472 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15473 prefix_extra and length_immediate to 1.
15474 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15476 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15477 to 1 for the first alternative.
15478 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15479 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15481 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15482 *movv2sf_internal_avx, *movv2sf_internal): Override
15483 prefix_rep attribute for certain alternatives.
15484 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15485 attributes for certain alternatives.
15486 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15487 attributes for certain alternatives.
15488 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15489 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15490 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15491 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15492 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15493 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15494 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15495 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15496 length_immediate to 1 if operand 2 is const_int_operand.
15497 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15498 *vec_extractv2si_1): Set length_immediate attribute to 1.
15499 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15500 using old 3DNOW insn rather than SSE/3DNOW_A.
15501 (mmx_emms, mmx_femms): Clear modrm attribute.
15503 2009-05-29 Martin Jambor <mjambor@suse.cz>
15505 * tree-sra.c: New implementation of SRA.
15507 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15508 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15509 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15510 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15511 (SRA_MAX_STRUCTURE_COUNT): Removed.
15512 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15513 * doc/invoke.texi (sra-max-structure-size): Removed.
15514 (sra-field-structure-ratio): Removed.
15516 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15518 PR middle-end/40291
15519 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15522 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15524 PR rtl-optimization/40101
15525 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15526 seqno. Adjust comment.
15527 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15528 inserting bookkeeping before a jump, the jump is not scheduled.
15529 When no positive seqno found, provide a value. Add comment.
15531 2009-05-29 Richard Guenther <rguenther@suse.de>
15533 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15534 short-cutting on the first component.
15536 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15538 PR middle-end/39958
15539 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15540 for trees other than decls/types.
15542 2009-05-29 Richard Guenther <rguenther@suse.de>
15544 * tree-ssa-operands.c (get_expr_operands): Do not handle
15545 INDIRECT_REFs in the handled-component case. Remove
15546 unused get_ref_base_and_extent case.
15547 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15548 tree_low_cst and host_integerp where possible.
15549 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15550 codes for equivalence.
15551 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15553 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15555 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15556 to tmake_file for i[34567]86-*-cygwin*.
15558 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15561 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15562 (altivec_categorize_keyword, init_vector_keywords,
15563 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15566 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15568 * tree.c (handle_dll_attribute): Check if node is
15569 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15571 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15573 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15575 (thumb2_zero_extendqidi2): Likewise.
15577 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15579 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15580 instead of gen_movrt.
15581 * config/sh/sh.md (movrt): Remove.
15583 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15585 * doc/invoke.texi (IA-64 Options):
15586 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15587 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15588 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15589 -msched-prefer-non-control-spec-insns,
15590 -msched-stop-bits-after-every-cycle,
15591 -msched-count-spec-in-critical-path,
15592 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15593 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15594 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15595 and -msched-spec-verbose.
15597 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15599 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15600 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15602 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15604 2009-05-28 Richard Guenther <rguenther@suse.de>
15606 * tree-ssa-alias.c (ao_ref_init): New function.
15607 (ao_ref_base): Likewise.
15608 (ao_ref_base_alias_set): Likewise.
15609 (ao_ref_alias_set): Likewise.
15610 (refs_may_alias_p_1): Change signature.
15611 (refs_may_alias_p): Adjust.
15612 (refs_anti_dependent_p): Likewise.
15613 (refs_output_dependent_p): Likewise.
15614 (call_may_clobber_ref_p_1): Change signature.
15615 (call_may_clobber_ref_p): Adjust.
15616 (stmt_may_clobber_ref_p_1): New function split out from ...
15617 (stmt_may_clobber_ref_p): ... here.
15618 (maybe_skip_until): Adjust signature.
15619 (get_continuation_for_phi): Likewise.
15620 (walk_non_aliased_vuses): Likewise.
15621 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15622 (ao_ref_init): Declare.
15623 (ao_ref_base): Likewise.
15624 (ao_ref_alias_set): Likewise.
15625 (stmt_may_clobber_ref_p_1): Likewise.
15626 (walk_non_aliased_vuses): Adjust.
15627 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15628 (get_ref_from_reference_ops): remove.
15629 (vn_reference_lookup_2): Adjust signature.
15630 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15631 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15632 (vn_reference_lookup): Adjust.
15633 (vn_reference_insert): Likewise.
15634 (vn_reference_insert_pieces): Adjust signature.
15635 (visit_reference_op_call): Adjust.
15636 * tree-ssa-pre.c (get_expr_type): Simplify.
15637 (phi_translate_1): Adjust.
15638 (compute_avail): Likewise.
15639 (translate_vuse_through_block): Do not re-build trees.
15640 (value_dies_in_block_x): Likewise.
15641 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15643 (vn_reference_lookup_pieces): Adjust declaration.
15644 (vn_reference_insert_pieces): Likewise.
15646 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15648 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15649 with checking disabled.
15651 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15655 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15656 macro definition for support of three-operand format aligned
15657 .comm directive in assembler on cygwin/pe/mingw target OS.
15658 * configure: Regenerate.
15659 * config.h: Regenerate.
15661 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15662 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15663 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15665 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15666 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15668 2009-05-28 Ira Rosen <irar@il.ibm.com>
15670 PR tree-optimization/40254
15671 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15672 in analysis of basic blocks.
15674 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15676 PR middle-end/33699
15677 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15678 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15679 (TARGET_INITIALIZER): Use it.
15680 * cse.c (CHEAPER): Move it up to the other macros.
15681 (insert): Rename this ...
15682 (insert_with_costs): ... to this. Add cost parameters. Update
15684 (insert): New function. Call insert_with_costs.
15685 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15686 find_reg_offset_for_const, try_const_anchors): New functions.
15687 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15688 when using a const-anchor. Call insert_const_anchors.
15689 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15690 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15692 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15694 * tree-inline.c (remap_decls): Enable nonlocalized variables
15695 when not optimizing.
15697 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15699 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15700 Simplify other tests involving optimize.
15702 2009-05-27 Tom Tromey <tromey@redhat.com>
15704 * unwind-dw2.c (_Unwind_DebugHook): New function.
15705 (uw_install_context): Call _Unwind_DebugHook.
15707 2009-05-27 Tom Tromey <tromey@redhat.com>
15709 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15711 2009-05-27 Ian Lance Taylor <iant@google.com>
15713 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15714 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15715 (ALL_LINKERFLAGS): Define.
15716 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15717 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15718 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15719 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15720 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15721 $(LINKER_FOR_BUILD).
15722 (build/gcov-iov$(build_exeext)): Likewise.
15724 2009-05-27 Julian Brown <julian@codesourcery.com>
15726 * gcse.c (target.h): Include.
15727 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15728 copy of argument to a pseudo register.
15730 2009-05-27 Diego Novillo <dnovillo@google.com>
15732 * tree-ssa-live.c (dump_scope_block): Document arguments.
15733 (dump_scope_blocks): Document.
15734 (debug_scope_blocks): New.
15735 * tree-flow.h (debug_scope_blocks): Declare.
15737 2009-05-21 Denis Chertykov <denisc@overta.ru>
15739 * doc/contrib.texi (Contributors): Add myself to the list.
15741 2009-05-27 Olivier Hainque <hainque@adacore.com>
15743 * expr.c (target_align): New function. Alignment the TARGET of an
15744 assignment may be assume to have.
15745 (highest_pow2_factor_for_target): Use it instead of relying on
15746 immediate tree attributes of TARGET, not necessarily honored when
15747 intermediate bitfields are involved.
15749 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15752 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15753 AVX, SSE4, AES, PCLMUL and POPCNT.
15755 2009-05-27 Diego Novillo <dnovillo@google.com>
15757 * tree-pretty-print.c (dump_location): New.
15758 (dump_generic_node): Call it.
15759 Factor code to handle BLOCK nodes ...
15760 (dump_block_node): ... here.
15762 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15764 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15766 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15768 * gcc-plugin.h: Include config.h and system.h.
15769 (IN_GCC): Define if not defined.
15771 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15773 PR middle-end/40249
15774 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15777 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15779 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15781 * config/m32r/m32r.h: Ditto.
15782 * config/m32r/m32r.md: Ditto.
15783 * config/m32r/predicates.md: Ditto.
15785 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15787 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15789 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15792 (Loading plugins): typo.
15793 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15794 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15795 (Interacting with the GCC Garbage Collector): Added new section.
15796 (Giving information about a plugin): Added new section for
15798 * ggc.h (ggc_register_root_tab): Added declaration.
15799 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15800 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15801 (register_callback): Improved comment in declaration.
15802 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15803 (extra_root_vec) Added static variable for dynamic roots registration.
15804 (ggc_register_root_tab) Added new routine.
15805 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15806 PLUGIN_GGC_MARKING event.
15807 * ggc-zone.c: Include plugin.h.
15808 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15809 * ggc-page.c: Include plugin.h.
15810 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15811 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15812 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15813 (register_callback): check lack of callbacks for
15814 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15815 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15816 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15817 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15818 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15819 dependency on plugin.h.
15820 (plugin.o): Added dependency on ggc.h...
15822 2009-05-26 Richard Guenther <rguenther@suse.de>
15824 PR middle-end/40248
15826 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15827 with mismatched comparison modes.
15829 * expr.c (expand_expr_real_1): Expand the operand of a
15830 VIEW_CONVERT_EXPR in its natural mode.
15832 2009-05-26 Ian Lance Taylor <iant@google.com>
15834 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15835 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15836 (ALL_COMPILERFLAGS): Define.
15837 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15838 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15839 (collect2$(exeext), collect2.o): Likewise.
15840 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15841 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15842 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15843 (libbackend.o, intl.o, cppdefault.o): Likewise.
15844 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15845 (build/%.o): Use $(COMPILER_FOR_BUILD).
15846 (build/gen%$(build_exeext)): Likewise.
15847 (build/gcov-iov$(build_exeext)): LIkewise.
15848 * config/t-darwin (darwin.o): Use $(COMPILER).
15849 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15850 * config/t-sol2 (sol2-c.o): Likewise.
15851 (sol2.o): Likewise.
15852 * config/t-vxworks (vxworks.o): Likewise.
15853 * config/x-darwin (host-darwin.o): Likewise.
15854 * config/x-hpux (host-hpux.o): Likewise.
15855 * config/x-linux (host-linux.o): Likewise.
15856 * config/x-solaris (host-solaris.o): Likewise.
15857 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15858 * config/arm/t-arm (arm-c.o): Likewise.
15859 * config/arm/t-pe (pe.o): Likewise.
15860 * config/arm/t-wince-pe (pe.o): Likewise.
15861 * config/i386/t-cygming (winnt.o): Likewise.
15862 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15863 * config/i386/t-cygwin (cygwin1.o): Likewise.
15864 (cygwin2.o): Likewise.
15865 * config/i386/t-i386 (i386-c.o): Likewise.
15866 * config/i386/t-interix (winnt.o): Likewise.
15867 * config/i386/t-netware (netware.o): Likewise.
15868 * config/i386/t-nwld (nwld.o): Likewise.
15869 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15870 * config/i386/x-i386 (driver-i386.o): Likewise.
15871 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15872 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15873 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15874 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15875 * config/mips/x-native (driver-native.o): Likewise.
15876 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15877 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15878 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15879 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15880 * config/score/t-score-elf (score7.o): Likewise.
15881 (score3.o): Likewise.
15882 * config/sh/t-sh (sh-c.o): Likewise.
15883 * config/sh/t-symbian (sh-c.o): Likewise.
15884 (symbian.o): Likewise.
15885 * config/spu/t-spu-elf (spu-c.o): Likewise.
15886 * config/v850/t-v850 (v850-c.o): Likewise.
15887 * config/v850/t-v850e (v850-c.o): Likewise.
15889 2009-05-26 Richard Guenther <rguenther@suse.de>
15891 PR tree-optimization/40122
15892 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15893 VECTOR_CSTs if possible.
15894 (fold_gimple_assign): Likewise.
15896 2009-05-26 Richard Guenther <rguenther@suse.de>
15898 PR middle-end/40252
15899 * fold-const.c (fold_binary): Use the correct types for building
15902 2009-05-26 Richard Guenther <rguenther@suse.de>
15904 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15905 redundant calls to merge_alias_info.
15906 (bump_vector_ptr): Likewise.
15907 * tree-ssa-copy.c (merge_alias_info): Remove.
15908 (replace_exp_1): Remove call to merge_alias_info.
15909 (propagate_tree_value): Likewise.
15910 (fini_copy_prop): Propagate points-to info.
15911 * tree-flow.h (merge_alias_info): Remove.
15913 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15915 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15917 2009-05-25 Jan Hubicka <jh@suse.cz>
15919 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15920 * cgraph.h (struct inline_summary): New filed self_wize,
15921 size_inlining_benefit, self_time and time_inlining_benefit.
15922 (struct cgraph_global_info): Replace insns by time ans size fields.
15923 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15924 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15925 (ipcp_update_callgraph): Do not touch function bodies.
15926 * ipa-inline.c: Include except.h
15927 (MAX_TIME): New constant.
15928 (overall_insns): Remove.
15929 (leaf_node_p): New.
15930 (overall_size, max_benefit): New static variables.
15931 (cgraph_estimate_time_after_inlining): New function.
15932 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15933 (cgraph_clone_inlined_nodes): Update size.
15934 (cgraph_mark_inline_edge): Update size.
15935 (cgraph_estimate_growth): Use size info.
15936 (cgraph_check_inline_limits): Check size.
15937 (cgraph_default_inline_p): Likewise.
15938 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15939 (cgraph_decide_recursive_inlining): Check size.
15940 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15942 (cgraph_decide_inlining): Likewise.
15943 (cgraph_decide_inlining_incrementally): Likewise; honor
15944 PARAM_EARLY_INLINING_INSNS.
15945 (likely_eliminated_by_inlining_p): New predicate.
15946 (estimate_function_body_sizes): New function.
15947 (compute_inline_parameters): Use it.
15948 * except.c (must_not_throw_labels): New function.
15949 * except.h (must_not_throw_labels): Declare.
15950 * tree-inline.c (init_inline_once): Kill inlining_weigths
15951 * tree-ssa-structalias.c: Avoid uninitialized warning.
15952 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15953 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15954 (PARAM_INLINE_CALL_COST): Remove.
15955 (PARAM_EARLY_INLINING_INSNS): New.
15957 2009-05-25 Richard Guenther <rguenther@suse.de>
15959 PR tree-optimization/36327
15960 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15961 callback for reference translation or lookup at the point of may-defs.
15962 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15963 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15964 for union COMPONENT_REFs.
15965 (vn_reference_lookup_3): New callback. Lookup from memset
15966 and CONSTRUCTOR assignment, translate through struct copies.
15967 (vn_reference_lookup_pieces): Make sure to not free the
15968 passed operands array. Adjust walk_non_aliased_vuses call.
15969 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15970 make sure we do not leak memory.
15972 2009-05-25 Richard Guenther <rguenther@suse.de>
15974 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15975 * tree-inline.c (expand_call_inline): Reset the escaped and
15976 callused solutions.
15977 * tree-ssa-structalias.c (pass_build_ealias): New.
15978 * tree-pass.h (pass_build_ealias): Declare.
15979 * passes.c (init_optimization_passes): Add PTA during
15980 early optimizations.
15981 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15982 and CALLUSED solutions.
15983 (dump_points_to_solution): New function, split out from ...
15984 (dump_points_to_info_for): ... here.
15985 * tree-parloops.c (parallelize_loops): Reset the escaped and
15986 callused solutions.
15988 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15991 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15992 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15994 2009-05-25 Ira Rosen <irar@il.ibm.com>
15996 PR tree-optimization/40238
15997 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15998 statements after basic block's labels.
15999 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16000 to free the allocated memory.
16002 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16004 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16005 return address with a USE.
16007 2009-05-24 Richard Guenther <rguenther@suse.de>
16009 PR middle-end/40233
16010 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16011 array type from the main variant of the inner type.
16013 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16015 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16016 definition to bool (from int) to un-break build.
16017 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16019 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16021 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16022 discard_stmt_changes): Delete.
16023 * tree-ssa-operands.c (scb_stack): Delete.
16024 (init_ssa_operands): Do not initialize it.
16025 (fini_ssa_operands): Do not free it.
16026 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16028 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16029 update_stmt, remove the others. Fix comments.
16030 * tree-dfa.c (optimize_stack_restore): Likewise.
16031 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16032 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16033 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16034 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16036 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16037 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16038 (dom_opt_finalize_block): Likewise, adjusting access to
16040 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16041 (stmts_to_rescan): Change item type to gimple.
16042 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16044 2009-05-24 Ira Rosen <irar@il.ibm.com>
16046 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16047 * tree-pass.h (pass_slp_vectorize): New pass.
16048 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16049 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16050 * tree-vectorizer.c (timevar.h): Include.
16051 (user_vect_verbosity_level): Declare.
16052 (vect_location): Fix comment.
16053 (vect_set_verbosity_level): Update user_vect_verbosity_level
16054 instead of vect_verbosity_level.
16055 (vect_set_dump_settings): Add an argument. Ignore user defined
16056 verbosity if dump flags require higher level of verbosity. Print to
16057 stderr only for loop vectorization.
16058 (vectorize_loops): Update call to vect_set_dump_settings.
16059 (execute_vect_slp): New function.
16060 (gate_vect_slp): Likewise.
16061 (struct gimple_opt_pass pass_slp_vectorize): New.
16062 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16063 access its members.
16064 (vec_info_for_bb): New function.
16065 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16066 (VECTORIZATION_ENABLED): New macro.
16067 (SLP_ENABLED, SLP_DISABLED): Likewise.
16068 (vect_is_simple_use): Add bb_vec_info argument.
16069 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16070 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16071 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16072 vect_schedule_slp, vect_analyze_slp): Likewise.
16073 (vect_analyze_stmt): Add slp_tree argument.
16074 (find_bb_location): Declare.
16075 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16076 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16077 (vect_analyze_loop_operations, vect_analyze_loop,
16078 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16079 vect_finalize_reduction, vectorizable_reduction,
16080 vectorizable_live_operation, vect_transform_loop): Likewise.
16081 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16082 skip evolution analysis if analyzing a basic block.
16083 (dr_analyze_indices): Likewise.
16084 (initialize_data_dependence_relation): Skip the test whether the
16085 object is invariant for basic blocks.
16086 (compute_all_dependences): Skip dependence analysis for data
16087 references in basic blocks.
16088 (find_data_references_in_stmt): Don't fail in case of invariant
16089 access in basic block.
16090 (find_data_references_in_bb): New function.
16091 (find_data_references_in_loop): Move code to
16092 find_data_references_in_bb and add a call to it.
16093 (compute_data_dependences_for_bb): New function.
16094 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16095 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16097 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16098 unknown dependence in basic block and fail in case of dependence in
16100 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16101 dependence instances from either loop or basic block vectorization
16103 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16104 before calling nested_in_vect_loop_p.
16105 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16106 dependence instances from either loop or basic block vectorization
16108 (vect_verify_datarefs_alignment): Likewise.
16109 (vect_enhance_data_refs_alignment): Adjust function calls.
16110 (vect_analyze_data_refs_alignment): Likewise.
16111 (vect_analyze_group_access): Fix printing. Skip different checks if
16112 DR_STEP is 0. Keep strided stores either in loop or basic block
16113 vectorization data structure. Fix indentation.
16114 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16116 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16117 dependence instances from either loop or basic block vectorization
16119 (vect_analyze_data_refs): Update comment. Call
16120 compute_data_dependences_for_bb to analyze basic blocks.
16121 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16122 case of loop vectorization. In case of basic block vectorization use
16123 data-ref itself as a base.
16124 (vect_create_data_ref_ptr): In case of basic block vectorization:
16125 don't advance the pointer, add new statements before the current
16126 statement. Adjust function calls.
16127 (vect_supportable_dr_alignment): Support only aligned accesses in
16128 basic block vectorization.
16129 * common.opt (ftree-slp-vectorize): New flag.
16130 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16131 (vect_pattern_recog_1): Likewise.
16132 * tree-vect-stmts.c (process_use): Likewise.
16133 (vect_init_vector): Add new statements in the beginning of the basic
16134 block in case of basic block SLP.
16135 (vect_get_vec_def_for_operand): Adjust function calls.
16136 (vect_finish_stmt_generation): Likewise.
16137 (vectorizable_call): Add assert that it is loop vectorization, adjust
16139 (vectorizable_conversion, vectorizable_assignment): Likewise.
16140 (vectorizable_operation): In case of basic block SLP, take
16141 vectorization factor from statement's type and skip the relevance
16142 check. Adjust function calls.
16143 (vectorizable_type_demotion): Add assert that it is loop
16144 vectorization, adjust function calls.
16145 (vectorizable_type_promotion): Likewise.
16146 (vectorizable_store): Check for outer loop only in case of loop
16147 vectorization. Adjust function calls. For basic blocks, skip the
16148 relevance check and don't advance pointers.
16149 (vectorizable_load): Likewise.
16150 (vectorizable_condition): Add assert that it is loop vectorization,
16151 adjust function calls.
16152 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16153 that it is not reduction, get vector type, call only supported
16154 functions, skip loop specific parts.
16155 (vect_transform_stmt): Check for outer loop only in case of loop
16157 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16158 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16159 for external definition.
16160 * passes.c (pass_slp_vectorize): New pass.
16161 * tree-vect-slp.c (find_bb_location): New function.
16162 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16163 check for patterns only in loops.
16164 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16165 case of multiple types in basic block SLP.
16166 (vect_mark_slp_stmts_relevant): New function.
16167 (vect_supported_load_permutation_p): Fix comment.
16168 (vect_analyze_slp_instance): Add argument. In case of basic block
16169 SLP, take vectorization factor from statement's type, check that
16170 unrolling factor is 1. Adjust function call. Save SLP instance in
16171 either loop or basic block vectorization structure. Return FALSE,
16173 (vect_analyze_slp): Add argument. Get strided stores groups from
16174 either loop or basic block vectorization structure. Return FALSE
16175 if basic block SLP failed.
16176 (new_bb_vec_info): New function.
16177 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16178 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16179 (vect_schedule_slp): Add argument. Get SLP instances from either
16180 loop or basic block vectorization structure. Set vectorization factor
16181 to be 1 for basic block SLP.
16182 (vect_slp_transform_bb): New function.
16183 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16185 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16187 * final.c (shorten_branches): Do not align labels for jump tables.
16188 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16190 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16192 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16193 Remove outdated reference to flow.c and fix nits.
16194 * doc/gccint.texi: Tweak RTL description.
16195 * doc/rtl.texi: Likewise.
16197 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16199 * config/avr/avr.c: Change my email address.
16200 * config/avr/avr.h: Likewise.
16201 * config/avr/avr.md: Likewise.
16202 * config/avr/avr-protos.h: Likewise.
16203 * config/avr/libgcc.S: Likewise.
16205 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16207 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16208 (spu_split_load, spu_split_store): Change return type to int.
16209 (spu_split_convert): Declare.
16210 * config/spu/predicates.md (spu_mem_operand): Remove.
16211 (spu_mov_operand): Update.
16212 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16213 * config/spu/spu.c (regno_aligned_for_load): Remove.
16214 (reg_aligned_for_addr, spu_expand_load): Define.
16215 (spu_expand_extv): Reimplement and handle MEM.
16216 (spu_expand_insv): Handle MEM.
16217 (spu_sched_reorder): Handle insn's with length 0.
16218 (spu_legitimate_address_p): Reimplement.
16219 (store_with_one_insn_p): Return TRUE for any mode with size
16220 larger than 16 bytes.
16221 (address_needs_split): Define.
16222 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16224 (spu_convert_move): Define.
16225 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16226 (spu_split_store): Change all MEM's to TImode.
16227 (spu_init_expanders): Preallocate registers that correspond to
16228 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16230 (spu_split_convert): Define.
16231 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16232 (_move<mode>, _movdi, _movti): Update predicate and condition.
16233 (load, store): Change to define_split.
16234 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16236 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16237 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16238 define_insn_and_split of lshr<mode>3.
16239 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16240 (<v>ashr<mode>3_imm): Define.
16241 (extv, extzv, insv): Allow MEM operands.
16242 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16243 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16244 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16245 (_spu_convert2): Change to define_insn_and_split and remove the
16246 corresponding define_peephole2.
16247 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16248 Change predicates to memory_operand.
16250 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16252 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16254 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16256 PR tree-optimization/40219
16257 * tree.c (iterative_hash_expr): Make sure the builtin function is
16258 a normal builtin function and not a front end or back end builtin
16259 before indexing into the built_in_decls array.
16261 2009-05-22 Richard Guenther <rguenther@suse.de>
16263 PR middle-end/38964
16264 * alias.c (write_dependence_p): Do not use TBAA for answering
16265 anti-dependence or output-dependence.
16266 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16267 (emit_pointer_definition): Remove.
16268 (emit_alias_warning): Likewise.
16269 (find_what_var_points_to): Remove TBAA pruning code.
16270 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16272 (compute_points_to_sets): Remove code computing the set of
16273 dereferenced pointers.
16274 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16275 oracle for querying anti and output dependencies.
16276 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16277 if TBAA may be applied.
16278 (refs_anti_dependent_p): New function.
16279 (refs_output_dependent_p): Likewise.
16280 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16281 (refs_output_dependent_p): Likewise.
16282 * doc/tree-ssa.texi (Memory model): New section.
16283 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16284 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16285 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16286 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16287 * expr.c (expand_expr_real_1): Likewise.
16288 * gimple-low.c (lower_stmt): Likewise.
16289 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16290 (dump_gimple_cdt): Remove.
16291 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16292 (gimple_size): Likewise.
16293 (walk_gimple_op): Likewise.
16294 (is_gimple_stmt): Likewise.
16295 (walk_stmt_load_store_addr_ops): Likewise.
16296 (gimple_build_cdt): Remove.
16297 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16298 * gimple.h (gimple_cdt_new_type): Remove.
16299 (gimple_cdt_new_type_ptr): Likewise.
16300 (gimple_cdt_set_new_type): Likewise.
16301 (gimple_cdt_location): Likewise.
16302 (gimple_cdt_location_ptr): Likewise.
16303 (gimple_cdt_set_location): Likewise.
16304 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16305 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16306 GIMPLE_CHANGE_DYNAMIC_TYPE.
16307 (verify_types_in_gimple_stmt): Likewise.
16308 * tree-inline.c (estimate_num_insns): Likewise.
16309 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16310 (copy_decl_to_var): Likewise.
16311 (copy_result_decl_to_var): Likewise.
16312 * tree-pretty-print.c (dump_generic_node): Do not handle
16313 CHANGE_DYNAMIC_TYPE_EXPR.
16314 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16315 * tree-ssa-operands.c (get_expr_operands): Likewise.
16316 * tree-ssa-structalias.c (struct variable_info): Remove
16317 no_tbaa_pruning member.
16318 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16319 (unify_nodes): Do not copy it.
16320 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16321 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16322 (set_uids_in_ptset): Do not check it.
16323 (find_what_var_points_to): Likewise.
16324 (compute_tbaa_pruning): Remove.
16325 (compute_points_to_sets): Do not call it.
16326 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16327 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16328 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16329 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16330 (DECL_NO_TBAA_P): Likewise.
16331 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16332 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16333 (expand_omp_atomic_pipeline): Do not set it.
16334 * print-tree.c (print_node): Do not dump it.
16335 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16338 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16341 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16344 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16346 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16349 2009-05-22 Ben Elliston <bje@au.ibm.com>
16351 * Makefile.in (bversion.h, s-bversion): New targets.
16352 (TOPLEV_H): Add bversion.h.
16353 * toplev.h: Include "bversion.h".
16354 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16355 the __format__ attribute only if compiling with the same version
16356 of GCC as the sources (the "build version").
16358 2009-05-22 Ben Elliston <bje@au.ibm.com>
16360 * c-format.c (handle_format_attribute): Fix comment typo.
16362 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16365 * config/ia64/ia64.opt (mfused-madd): New.
16366 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16367 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16368 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16369 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16370 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16371 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16372 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16373 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16374 instruction if !TARGET_FUSED_MADD.
16375 (fpma, fpms): Remove colon from name.
16377 2009-05-22 Richard Guenther <rguenther@suse.de>
16379 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16380 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16381 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16383 (create_expression_by_pieces): Only convert if necessary.
16384 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16385 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16387 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16389 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16390 regular pattern from a template and rename it ...
16391 (*extzv_truncsi_exts): ... to this.
16393 2009-05-21 Richard Guenther <rguenther@suse.de>
16395 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16396 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16397 (cgraph_default_inline_p): Likewise.
16398 (cgraph_decide_inlining_incrementally): Likewise.
16400 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16401 Uros Bizjak <ubizjak@gmail.com>
16403 * config/i386/cpuid.h (bit_MOVBE): New.
16405 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16407 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16408 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16409 (ix86_handle_option): Handle OPT_mmovbe.
16410 (ix86_target_string): Add -mmovbe.
16411 (pta_flags): Add PTA_MOVBE.
16412 (processor_alias_table): Add PTA_MOVBE to "atom".
16413 (override_options): Handle PTA_MOVBE.
16415 * config/i386/i386.h (TARGET_MOVBE): New.
16417 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16418 (*bswapsi_movbe): New.
16419 (*bswapdi_movbe): Likewise.
16420 (bswapdi2): Renamed to ...
16421 (*bswapdi_1): This.
16422 (bswapdi2): New expander.
16424 * config/i386/i386.opt (mmovbe): New.
16426 * doc/invoke.texi: Document -mmovbe.
16428 2009-05-21 Taras Glek <tglek@mozilla.com>
16430 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16431 * gcc-plugin.h (plugin_init): Updated signature.
16432 * gcc-plugin.h (plugin_name_args): Moved to this header.
16433 * doc/plugins.texi (plugin_init): Updated documention to reflect
16435 * doc/plugins.texi (plugin_name_args): Added to documention.
16437 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16439 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16440 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16442 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16444 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16445 JUMP_TABLE_DATA_P predicates where applicable.
16446 * config/i386/predicates.md: Ditto.
16447 * config/i386/sse.md: Ditto.
16449 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16451 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16452 operand2 -128 override length_immediate attribute to 1.
16453 * config/i386/predicates.md (constm128_operand): New predicate.
16455 * config/i386/i386.c (memory_address_length): Handle %r12
16456 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16458 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16459 mode look through optional ZERO_EXTEND and SUBREG.
16460 * config/i386/i386.md (R12_REG): New define_constant.
16461 (prefix_data16): For sse unit set also for MODE_TI insns.
16462 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16463 insns set if operand 1 is ext_QIreg_operand.
16464 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16465 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16467 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16468 mode from MODE_DI to MODE_SI.
16469 (movdi_1_rex64): Override modrm and length_immediate attributes
16470 only for movabs (TYPE_IMOV, alternative 2).
16471 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16472 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16473 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16474 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16475 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16476 prefix_rex attribute if DImode.
16477 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16478 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16479 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16480 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16481 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16482 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16483 Likewise. For TYPE_IMOV clear length_immediate attribute.
16484 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16485 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16486 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16487 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16488 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16489 or one operand TYPE_ISHIFT.
16490 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16491 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16492 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16493 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16494 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16495 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16496 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16497 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16498 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16499 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16500 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16501 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16502 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16503 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16504 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16505 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16506 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16507 set mode attribute, don't override length attribute.
16508 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16510 (return_internal_long): Set length attribute to 2 instead of 1.
16511 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16512 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16513 prefix_rex attribute.
16514 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16516 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16518 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16520 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16522 2009-05-20 Ian Lance Taylor <iant@google.com>
16524 * tree.c (build_tree_list_vec_stat): New function.
16525 (ctor_to_vec): New function.
16526 (build_nt_call_vec): New function.
16527 (build_call_array): Change args to be a const pointer.
16528 (build_call_vec): New function.
16529 * tree.h (build_nt_call_vec): Declare.
16530 (build_tree_list_vec_stat): Declare.
16531 (build_tree_list_vec): Define.
16532 (build_call_array): Update declaration.
16533 (build_call_vec): Declare.
16534 (ctor_to_vec): Declare.
16535 * c-common.c (tree_vector_cache): New static variable.
16536 (make_tree_vector): New function.
16537 (release_tree_vector): New function.
16538 (make_tree_vector_single): New function.
16539 (make_tree_vector_copy): New function.
16540 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16541 (make_tree_vector_single, make_tree_vector_copy): Declare.
16542 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16543 (c_parser_expr_list): Don't manage cache here, instead call
16545 (c_parser_release_expr_list): Remove static function.
16546 (c_parser_vec_to_tree_list): Remove static function.
16547 (c_parser_attributes): Call build_tree_list_vec instead of
16548 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16549 c_parser_release_expr_list.
16550 (c_parser_postfix_expression_after_primary): Likewise.
16551 (c_parser_objc_keywordexpr): Likewise.
16553 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16555 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16556 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16557 TARGET_CONVERT_TO_TYPE.
16558 * hooks.c (hook_tree_const_tree_null): Define.
16559 * hooks.h (hook_tree_const_tree_null): Declare.
16560 * target.h (struct gcc_target): Add invalid_parameter_type,
16561 invalid_return_type, promoted_type, and convert_to_type fields.
16562 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16563 (TARGET_INVALID_RETURN_TYPE): Define.
16564 (TARGET_PROMOTED_TYPE): Define.
16565 (TARGET_CONVERT_TO_TYPE): Define.
16566 (TARGET_INITIALIZER): Update for new fields.
16567 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16568 (grokparms): Check targetm.invalid_parameter_type.
16569 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16570 * c-convert.c (convert): Check targetm.convert_to_type.
16572 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16574 * config/mips/mips.md (*extenddi_truncate<mode>,
16575 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16577 (*extendhi_truncateqi): New define_insn_and_sptit.
16579 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16581 PR middle-end/40204
16582 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16583 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16585 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16587 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16588 the operand of VIEW_CONVERT_EXPR.
16590 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16592 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16593 extended family and model for Intel processors. Support Intel Atom.
16595 2009-05-20 Olivier Hainque <hainque@adacore.com>
16597 * gstab.h (stab_code_type): Define, to be used instead of the
16598 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16600 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16601 occurrences by stab_code_type.
16602 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16604 2009-05-20 Martin Jambor <mjambor@suse.cz>
16606 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16607 (sra_insert_before): Likewise.
16608 (sra_insert_after): Likewise.
16609 (sra_init_cache): Likewise.
16610 (sra_type_can_be_decomposed_p): Likewise.
16611 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16612 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16613 (sra_insert_before): Likewise.
16614 (sra_insert_after): Likewise.
16615 (sra_init_cache): Likewise.
16616 (insert_edge_copies_seq): Made static and moved upwards.
16618 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16621 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16623 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16624 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16627 2009-05-20 Richard Guenther <rguenther@suse.de>
16629 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16630 with mismatched comparison modes.
16632 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16634 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16635 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16636 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16637 with shifts for Thumb2.
16638 (orsi_notsi): New for orn.
16639 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16640 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16641 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16642 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16643 Don't invert remainder for IOR.
16645 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16647 PR tree-optimization/40087
16648 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16649 number_of_iterations_ne): Rename never_infinite argument.
16650 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16651 number_of_iterations_le): Handle pointer-type ivs when
16652 exit_must_be_taken is false.
16653 (number_of_iterations_cond): Do not always assume that
16654 exit_must_be_taken if the control variable is a pointer.
16656 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16658 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16659 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16661 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16663 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16664 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16666 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16669 * c.opt (Wlogical-op): Disabled by default.
16670 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16672 * doc/invoke.texi (Wlogical-op): Likewise.
16674 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16676 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16678 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16679 Propagate the type of the first operand.
16680 <ASSERT_EXPR>: Simplify.
16681 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16682 Rewrite using the RHS code as discriminant.
16683 <NOP_EXPR>: Turn into CASE_CONVERT.
16684 <PLUS_EXPR>: Propagate the type of the first operand.
16686 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16688 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16689 (ia64_dconst_0_375): New.
16690 * config/ia64/ia64.c (ia64_override_options): Remove
16691 -minline-sqrt-min-latency warning.
16692 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16693 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16694 * config/ia64/ia64.md (*sqrt_approx): Remove.
16695 (sqrtsf2): Remove #if 0.
16696 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16697 (sqrtdf): Remove assert.
16698 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16699 (sqrtxf2): Remove #if 0.
16700 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16701 * div.md (sqrt_approx_rf): New.
16702 (sqrtsf2_internal_thr): New implementation.
16703 (sqrtsf2_internal_lat): New.
16704 (sqrtdf2_internal_thr: New implementation.
16705 (sqrtxf2_internal): New implementation.
16707 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16708 Hans-Peter Nilsson <hp@axis.com>
16710 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16711 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16712 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16713 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16714 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16715 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16716 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16717 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16718 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16719 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16720 * c-common.c: ...from here.
16722 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16724 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16726 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16728 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16730 2009-05-19 Ben Elliston <bje@au.ibm.com>
16732 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16733 assignments with memcpy calls.
16734 (add_fdes): Likewise.
16735 (binary_search_unencoded_fdes): Likewise.
16736 (linear_search_fdes): Eliminate type puns.
16738 2009-05-19 Richard Guenther <rguenther@suse.de>
16740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16741 not falsely claim to have propagated into all uses.
16743 2009-05-19 Ben Elliston <bje@au.ibm.com>
16745 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16748 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16750 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16751 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16752 (TARGET_LEGITIMATE_ADDRESS_P): New.
16753 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16754 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16756 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16759 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16760 child of the containing namespace's DIE.
16762 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16764 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16765 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16766 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16769 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16772 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16773 gen_align with gen_pad.
16774 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16775 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16777 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16778 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16780 * config/i386/i386.md (align): Renamed to ...
16781 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16782 ASM_OUTPUT_MAX_SKIP_PAD.
16784 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16786 * config.gcc: Fix variable syntax.
16789 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16790 before calling exact_log2.
16791 (output_iorsi3): Likewise.
16792 (output_xorsi3): Likewise.
16794 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16796 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16797 for the none zero constant operand except for EQ and NE
16798 comprisons even when the first operand is R0.
16800 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16802 * config/s390/2064.md: Remove trailing whitespaces.
16803 * config/s390/2084.md: Likewise.
16804 * config/s390/constraints.md: Likewise.
16805 * config/s390/fixdfdi.h: Likewise.
16806 * config/s390/libgcc-glibc.ver: Likewise.
16807 * config/s390/s390-modes.def: Likewise.
16808 * config/s390/s390-protos.h: Likewise.
16809 * config/s390/s390.c: Likewise.
16810 * config/s390/s390.h: Likewise.
16811 * config/s390/s390.md: Likewise.
16812 * config/s390/tpf-unwind.h: Likewise.
16814 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16816 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16818 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16821 * configure.ac (m68k-*-*): Check if binutils support TLS.
16822 * configure: Regenerate.
16823 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16824 * config/m68k/constraints.md (Cu): New constraint.
16825 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16826 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16827 (movsi): Handle TLS symbols.
16828 (addsi3_5200): Handle XTLS symbols, indent.
16829 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16830 (m68k_tls_reference_p): Declare.
16831 (m68k_legitimize_address): Declare.
16832 (m68k_unwrap_symbol): Declare.
16833 * config/m68k/m68k.opt (mxtls): New option.
16834 * config/m68k/m68k.c (ggc.h): Include.
16835 (m68k_output_dwarf_dtprel): Implement hook.
16836 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16837 (m68k_expand_prologue): Load GOT pointer when function needs it.
16838 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16839 (m68k_legitimate_constant_address_p): Same.
16840 (m68k_decompose_address): Handle TLS references.
16841 (m68k_get_gp): New static function.
16842 (enum m68k_reloc): New contants.
16843 (TLS_RELOC_P): New macro.
16844 (m68k_wrap_symbol): New static function.
16845 (m68k_unwrap_symbol): New function.
16846 (m68k_final_prescan_insn_1): New static function.
16847 (m68k_final_prescan_insn): New function.
16848 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16850 (legitimize_pic_address): Handle TLS references..
16851 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16852 (m68k_libcall_value_in_a0_p)
16853 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16854 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16855 (m68k_legitimize_tls_address): Handle TLS references.
16856 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16858 (m68k_legitimize_address): Handle TLS symbols.
16859 (m68k_get_reloc_decoration): New static function.
16860 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16862 (m68k_output_dwarf_dtprel): Implement hook.
16863 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16864 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16865 m68k_call_* routines.
16866 (sched_attr_op_type): Handle TLS symbols.
16867 (gt-m68k.h): Include.
16868 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16869 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16871 2009-05-18 Martin Jambor <mjambor@suse.cz>
16873 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16874 (visit_store_addr_for_mod_analysis): New function.
16875 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16876 (determine_cst_member_ptr): Use gimple_assign_single_p.
16877 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16878 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16879 operands. Don't check number of operands of a NOP_EXPR.
16881 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16883 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16885 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16888 * c-common.c (warn_logical_operator): Don't warn if one of
16889 expression isn't always true or false.
16891 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16893 * config/i386/biarch32.h: New file.
16894 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16896 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16898 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16899 *zero_extend<mode>_truncqi): Merge these into ...
16900 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16901 Name the pattern following this as *zero_extendhi_truncqi.
16903 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16905 PR middle-end/39301
16906 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16907 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16908 (output_info): Make field HOST_WIDEST_INT.
16909 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16910 (dump_bitmat_statistics): Same.
16912 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16914 * config.gcc (use_gcc_stdint): Set to wrap.
16915 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16916 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16917 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16918 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16919 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16920 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16921 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16922 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16924 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16926 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16928 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16929 Move definitions earlier.
16930 (OPT_ARCH64, OPT_ARCH32): Define.
16931 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16934 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16937 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16940 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16942 * arm.md (movdi2): Copy non-reg values to DImode registers.
16944 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16947 * final.c (label_to_max_skip): New function.
16948 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16949 CODE_LABEL_NUMBER <= max_labelno.
16950 * output.h (label_to_max_skip): New prototype.
16951 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16952 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16953 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16954 Handle CODE_LABELs with >= 16 byte alignment or with
16955 max_skip == (1 << align) - 1.
16956 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16957 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16960 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16961 .p2align 3 if MAX_SKIP is smaller than 7.
16962 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16964 2009-05-15 Ian Lance Taylor <iant@google.com>
16966 * alias.c (struct alias_set_entry_d): Rename from struct
16967 alias_set_entry. Change all uses.
16968 * except.c (struct call_site_record_d): Rename from struct
16969 call_site_record. Change all uses.
16970 * except.h (struct eh_region_d): Rename from struct eh_region.
16972 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16974 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16975 ivtype_map_elt. Change all uses.
16976 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16978 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16979 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16981 (struct sese_d): Rename from struct sese. Change all uses.
16982 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16983 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16984 * optabs.h (struct optab_d): Rename from struct optab. Change all
16986 (struct convert_optab_d): Rename from struct convert_optab.
16988 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16989 ipa_opt_pass. Change all uses.
16990 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16993 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16994 defined as a typedef.
16995 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16998 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17001 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17003 (merge_ranges): Returns bool.
17004 * tree.h (make_range): .. to here.
17005 (build_range_check): Likewise.
17006 (merge_ranges): Likewise. Renamed from merge_ranges.
17007 * c-typeck.c (parser_build_binary_op): Update calls to
17008 warn_logical_operator.
17009 * c-common.c (warn_logical_operator): Add new warning.
17010 * c-common.h (warn_logical_operator): Update declaration.
17012 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17014 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17016 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17018 * doc/install.texi: Document MPC requirements, flags etc.
17020 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17021 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17022 Evaluate constant arguments.
17023 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17024 (fold_builtin_1): Likewise, also evaluate constant arguments.
17025 Remove superfluous break.
17026 (do_mpc_ckconv): New.
17027 * real.h: Include mpc.h.
17028 * toplev.c (print_version): Output MPC version info if available.
17030 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17032 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17034 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17036 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17039 2009-05-15 Jan Hubicka <jh@suse.cz>
17041 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17042 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17043 (try_inline): Fix return value.
17044 (cgraph_decide_inlining_incrementally): Honor new value.
17045 (cgraph_early_inlining): Handle indirect inlining.
17046 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17048 2009-05-15 Jan Hubicka <jh@suse.cz>
17050 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17051 * cgraphunit.c (cgraph_finalize_function): Set it.
17052 (cgraph_expand_function): Use it.
17054 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17056 * real.c (encode_ieee_half): Define.
17057 (decode_ieee_half): Define.
17058 (ieee_half_format): Define.
17059 (arm_half_format): Define.
17060 * real.h (ieee_half_format): Declare.
17061 (arm_half_format): Declare.
17063 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17065 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17066 swapped, and reversed optabs exist before trying to use them.
17068 2009-05-15 Paul Brook <paul@codesourcery.com>
17069 Sandra Loosemore <sandra@codesourcery.com>
17071 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17072 loads. Allow PRE_DEC.
17073 (output_move_neon): Handle PRE_DEC.
17074 (arm_print_operand): Add 'A' for neon structure loads.
17075 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17076 * config/arm/neon.md (neon_mov): Update comment.
17077 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17079 (Um): New constraint.
17081 2009-05-15 Jan Hubicka <jh@suse.cz>
17083 Revert the following patch until testsuite fallout is fixed:
17084 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17085 * cgraph.h (struct inline_summary): New filed self_wize,
17086 size_inlining_benefit, self_time and time_inlining_benefit.
17087 (struct cgraph_global_info): Replace insns by time ans size fields.
17088 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17089 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17090 (ipcp_update_callgraph): Do not touch function bodies.
17091 * ipa-inline.c: Include except.h
17092 (MAX_TIME): New constant.
17093 (overall_insns): Remove
17094 (overall_size, max_benefit): New static variables.
17095 (cgraph_estimate_time_after_inlining): New function.
17096 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17097 (cgraph_clone_inlined_nodes): Update size.
17098 (cgraph_mark_inline_edge): Update size.
17099 (cgraph_estimate_growth): Use size info.
17100 (cgraph_check_inline_limits): Check size.
17101 (cgraph_default_inline_p): Likewise.
17102 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17103 (cgraph_decide_recursive_inlining): Check size.
17104 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17106 (cgraph_decide_inlining): Likewise.
17107 (cgraph_decide_inlining_incrementally): Likewise; honor
17108 PARAM_EARLY_INLINING_INSNS.
17109 (likely_eliminated_by_inlining_p): New predicate.
17110 (estimate_function_body_sizes): New function.
17111 (compute_inline_parameters): Use it.
17112 * except.c (must_not_throw_labels): New function.
17113 * except.h (must_not_throw_labels): Declare.
17114 * tree-inline.c (init_inline_once): Kill inlining_weigths
17115 * tree-ssa-structalias.c: Avoid uninitialized warning.
17116 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17117 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17118 (PARAM_INLINE_CALL_COST): Remove.
17119 (PARAM_EARLY_INLINING_INSNS): New.
17121 2009-05-15 Richard Guenther <rguenther@suse.de>
17123 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17124 not TODO_update_ssa.
17126 2009-05-15 Richard Guenther <rguenther@suse.de>
17128 PR tree-optimization/39999
17129 * gimple.h (gimple_expr_type): Use the expression type looking
17130 through useless conversions.
17131 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17132 (vn_nary_op_insert_stmt): Likewise.
17133 (simplify_binary_expression): Likewise.
17135 2009-05-15 Richard Guenther <rguenther@suse.de>
17137 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17138 New options, enabled by default.
17139 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17141 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17142 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17143 * tree-ssa-structalias.c (gate_tree_pta): New function.
17144 (pass_build_alias): Use it.
17146 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17148 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17149 recurse on an invariant address if a conversion from a pointer
17150 type to a wider integer type is involved.
17152 2009-05-15 Jan Hubicka <jh@suse.cz>
17154 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17155 * cgraph.h (struct inline_summary): New filed self_wize,
17156 size_inlining_benefit, self_time and time_inlining_benefit.
17157 (struct cgraph_global_info): Replace insns by time ans size fields.
17158 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17159 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17160 (ipcp_update_callgraph): Do not touch function bodies.
17161 * ipa-inline.c: Include except.h
17162 (MAX_TIME): New constant.
17163 (overall_insns): Remove
17164 (overall_size, max_benefit): New static variables.
17165 (cgraph_estimate_time_after_inlining): New function.
17166 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17167 (cgraph_clone_inlined_nodes): Update size.
17168 (cgraph_mark_inline_edge): Update size.
17169 (cgraph_estimate_growth): Use size info.
17170 (cgraph_check_inline_limits): Check size.
17171 (cgraph_default_inline_p): Likewise.
17172 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17173 (cgraph_decide_recursive_inlining): Check size.
17174 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17176 (cgraph_decide_inlining): Likewise.
17177 (cgraph_decide_inlining_incrementally): Likewise; honor
17178 PARAM_EARLY_INLINING_INSNS.
17179 (likely_eliminated_by_inlining_p): New predicate.
17180 (estimate_function_body_sizes): New function.
17181 (compute_inline_parameters): Use it.
17182 * except.c (must_not_throw_labels): New function.
17183 * except.h (must_not_throw_labels): Declare.
17184 * tree-inline.c (init_inline_once): Kill inlining_weigths
17185 * tree-ssa-structalias.c: Avoid uninitialized warning.
17186 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17187 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17188 (PARAM_INLINE_CALL_COST): Remove.
17189 (PARAM_EARLY_INLINING_INSNS): New.
17190 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17191 (inline-call-cost): Remove.
17192 (early-inlining-insns): New.
17194 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17196 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17198 (print_int_cst_bounds_in_octal_p): Likewise.
17199 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17201 * dwarf2out.c (base_type_die): Likewise.
17202 (is_subrange_type): Delete.
17203 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17204 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17205 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17206 if the destination type is boolean.
17207 (build_range_check): Do not special-case subtypes.
17208 (fold_sign_changed_comparison): Likewise.
17209 (fold_unary): Likewise.
17210 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17211 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17212 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17213 * tree.c (subrange_type_for_debug_p): New predicate based on the
17214 former is_subrange_type.
17215 * tree.h (subrange_type_for_debug_p): Declare.
17216 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17217 (convert_affine_scev): Remove call to above function.
17218 (chrec_convert_aggressive): Likewise.
17219 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17220 false for conversions involving subtypes.
17221 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17222 (vrp_val_min): Likewise.
17223 (needs_overflow_infinity): Likewise.
17224 (extract_range_from_unary_expr): Likewise.
17226 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17228 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17229 * config/frv/frv.c: Likewise.
17230 * config/s390/s390.c: Likewise.
17231 * config/sparc/sparc.h: Likewise.
17232 * config/i386/i386.h: Likewise.
17233 * config/i386/i386.c: Likewise.
17234 * config/crx/crx.c: Likewise.
17235 * config/m68hc11/m68hc11.h: Likewise.
17236 * config/iq2000/iq2000.c: Likewise.
17237 * config/mn10300/mn10300.h: Likewise.
17238 * config/mn10300/mn10300.c: Likewise.
17239 * config/m68k/m68k.c: Likewise.
17240 * config/rs6000/rs6000.c: Likewise.
17241 * config/rs6000/xcoff.h: Likewise.
17242 * config/rs6000/linux64.h: Likewise.
17243 * config/rs6000/sysv4.h: Likewise.
17244 * config/score/score3.c: Likewise.
17245 * config/score/score7.c: Likewise.
17246 * config/score/score.c: Likewise.
17247 * config/arm/arm.md: Likewise.
17248 * config/mips/mips.c: Likewise.
17249 * config/mips/mips.md: Likewise.
17250 * config/bfin/bfin.h: Likewise.
17251 * config/pa/pa.c: Likewise.
17252 * config/pa/constraints.md: Likewise.
17254 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17255 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17256 * config/pdp11/pdp11.h: Use memory_address_p instead.
17258 2009-05-14 Ian Lance Taylor <iant@google.com>
17260 * passes.c (finish_optimization_passes): Change i to int.
17261 * plugin.c (plugins_active_p): Change event to int.
17262 (dump_active_plugins): Likewise.
17263 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17265 * tree.c (tree_range_check_failed): Change c to unsigned int.
17266 (omp_clause_range_check_failed): Likewise.
17267 (build_common_builtin_nodes): Change mode to int. Add cast.
17268 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17269 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17271 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17272 ++ or -- with a variable of enum type.
17274 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17277 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17279 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17281 * store-motion.c: Do not include params.h
17282 * Makefile.in: Fix dependencies for various files.
17284 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17286 * auto-inc-dec.c: Fix pass description, remove apparent
17287 accidental duplication.
17289 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17291 PR middle-end/40147
17292 * ipa-utils.h (memory_identifier_string): Moved to ...
17293 * tree.h (memory_identifier_string): Here. Add GTY(()).
17295 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17297 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17298 in the former documentation of...
17299 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17300 * ira-conflicts.c (get_dup_num): Use address_operand.
17301 * targhooks.c (default_legitimate_address_p): New.
17302 * targhooks.h (default_legitimate_address_p): New.
17303 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17305 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17306 * target.h (struct target): Add legitimate_address_p.
17307 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17308 (TARGET_INITIALIZER): Include it.
17310 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17311 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17312 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17313 (TARGET_LEGITIMATE_ADDRESS_P): New.
17315 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17316 (REG_OK_STRICT_P): Delete.
17317 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17318 (frv_legitimate_address_p_1): ... this.
17319 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17320 (frv_legitimate_address_p_1): ... the renamed old
17321 frv_legitimate_address_p.
17322 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17323 (TARGET_LEGITIMATE_ADDRESS_P): New.
17325 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17326 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17327 * config/s390/s390.c (legitimate_address_p): Rename to...
17328 (s390_legitimate_address_p): ... this, make static.
17329 (legitimize_address): Adjust call.
17330 (TARGET_LEGITIMATE_ADDRESS_P): New.
17331 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17333 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17334 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17335 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17336 (TARGET_LEGITIMATE_ADDRESS_P): New.
17338 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17339 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17340 * config/spu/spu.c (spu_legitimate_address): Rename to...
17341 (spu_legitimate_address_p): ... this, make static.
17342 (TARGET_LEGITIMATE_ADDRESS_P): New.
17344 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17345 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17346 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17347 (sparc_legitimate_address_p): ... this, make static and return bool.
17348 (legitimize_address): Adjust call.
17349 (TARGET_LEGITIMATE_ADDRESS_P): New.
17351 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17352 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17353 * config/i386/i386.c (legitimate_address_p): Rename to...
17354 (ix86_legitimate_address_p): ... this, make static.
17355 (constant_address_p): Move after it, adjust call.
17356 (TARGET_LEGITIMATE_ADDRESS_P): New.
17358 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17359 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17360 * config/avr/avr.c (legitimate_address_p): Rename to...
17361 (avr_legitimate_address_p): ... this, make static.
17362 (legitimize_address): Adjust call.
17363 (TARGET_LEGITIMATE_ADDRESS_P): New.
17365 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17366 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17367 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17368 (TARGET_LEGITIMATE_ADDRESS_P): New.
17370 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17371 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17372 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17373 (TARGET_LEGITIMATE_ADDRESS_P): New.
17375 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17376 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17378 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17380 (TARGET_LEGITIMATE_ADDRESS_P): New.
17382 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17383 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17385 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17387 (m68hc11_legitimate_address_p): ... this, make static.
17388 (go_if_legitimate_address_internal): Rename to...
17389 (m68hc11_legitimate_address_p_1): ... this.
17390 (legitimize_address): Adjust call.
17391 (TARGET_LEGITIMATE_ADDRESS_P): New.
17393 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17394 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17395 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17396 (TARGET_LEGITIMATE_ADDRESS_P): New.
17398 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17399 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17400 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17401 (mn10300_legitimate_address_p): ... this, make static.
17402 (TARGET_LEGITIMATE_ADDRESS_P): New.
17404 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17405 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17406 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17407 (TARGET_LEGITIMATE_ADDRESS_P): New.
17409 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17410 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17411 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17412 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17413 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17414 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17415 (rs6000_legitimate_address_p): ... this, make static.
17416 (TARGET_LEGITIMATE_ADDRESS_P): New.
17417 (REG_MODE_OK_FOR_BASE_P): Delete.
17418 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17420 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17421 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17423 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17424 static, adjust types.
17425 (TARGET_LEGITIMATE_ADDRESS_P): New.
17427 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17428 * config/score/score.c (score_address_p): Rename to...
17429 (score_legitimate_address_p): ... this.
17430 (TARGET_LEGITIMATE_ADDRESS_P): New.
17431 * config/score/score3.c (score3_address_p): Rename to...
17432 (score3_legitimate_address_p): ... this.
17433 * config/score/score7.c (score7_address_p): Rename to...
17434 (score7_legitimate_address_p): ... this.
17436 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17437 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17438 GO_IF_LEGITIMATE_ADDRESS): Delete.
17439 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17440 thumb2_legitimate_address_p): Delete.
17441 (arm_legitimate_address_p): Rename to...
17442 (arm_legitimate_address_outer_p): ... this.
17443 * config/arm/constraints.md ("Uq"): Adjust call.
17444 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17445 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17447 (arm_legitimate_address_outer_p): ... this.
17448 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17450 (TARGET_LEGITIMATE_ADDRESS_P): New.
17452 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17453 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17454 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17455 (TARGET_LEGITIMATE_ADDRESS_P): New.
17457 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17458 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17459 * config/vax/vax.c (legitimate_address_p): Rename to...
17460 (vax_legitimate_address_p): ... this, make static.
17461 (TARGET_LEGITIMATE_ADDRESS_P): New.
17463 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17464 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17465 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17466 (TARGET_LEGITIMATE_ADDRESS_P): New.
17468 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17469 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17470 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17471 (mmix_legitimate_address_p): ... this, make static.
17472 (TARGET_LEGITIMATE_ADDRESS_P): New.
17474 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17475 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17476 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17477 (TARGET_LEGITIMATE_ADDRESS_P): New.
17479 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17481 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17482 of MODE_COMPLEX_INT.
17484 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17486 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17487 LCT_NORMAL in function call.
17488 * mips-tdump.c (print_file_desc): Add cast to enum type.
17489 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17490 (mark_stabs): Add casts to enum types.
17491 (parse_stabs_common): Add casts to enum types.
17493 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17495 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17496 Check for invalid values of LETTER.
17498 2009-05-13 Taras Glek <tglek@mozilla.com>
17500 * attribs.c (register_attribute): moved out attribute registration
17501 into register_attribute.
17502 * doc/plugins.texi: Documented register_attribute and
17504 * gcc-plugin.h: Added forward decl for register_attribute.
17505 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17506 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17507 PLUGIN_ATTRIBUTES boilerplate.
17509 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17511 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17512 values even in sentinel and empty entries.
17513 (ms_printf_flag_specs): Likewise.
17514 (ms_scanf_flag_specs): Likewise.
17515 (ms_strftime_flag_specs): Likewise.
17516 (ms_print_char_table): Likewise.
17517 (ms_scan_char_table): Likewise.
17518 (ms_time_char_table): Likewise.
17520 2009-05-13 Doug Kwan <dougkwan@google.com>
17522 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17524 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17526 * config/mips/mips.md (store): Add attributes for QI and HI.
17528 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17529 (truncdi<mode>2): ... this new pattern.
17531 2009-05-13 Brad Hards <bradh@kde.org>
17533 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17535 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17536 Ben Elliston <bje@au.ibm.com>
17538 PR middle-end/40035
17539 * dse.c (check_mem_read_rtx): Guard against width == -1.
17541 2009-05-13 Michael Matz <matz@suse.de>
17543 PR middle-end/39976
17544 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17545 (trivially_conflicts_p): New function.
17546 (insert_backedge_copies): Use it.
17548 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17550 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17551 (handle_stdc_pragma): Use new enum constant names.
17552 (handle_pragma_float_const_decimal64): Ditto.
17554 2009-05-13 Ian Lance Taylor <iant@google.com>
17556 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17559 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17561 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17562 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17564 * config/m68k/m68k.h (FL_UCLINUX): Define.
17566 2009-05-13 Jan Hubicka <jh@suse.cz>
17568 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17570 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17572 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17573 unless -fschedule-insns is specified.
17575 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17578 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17579 TARGET_EXPAND_CBRANCHDI4.
17580 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17581 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17582 (cmpeqdi): Fix comment.
17584 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17586 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17587 (sh_legitimate_address_p): Likewise.
17588 * config/sh/sh.c (sh_legitimate_index_p): New.
17589 (sh_legitimate_address_p): Likewise.
17590 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17591 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17592 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17593 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17594 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17595 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17596 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17597 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17598 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17600 2009-05-12 Jan Hubicka <jh@suse.cz>
17602 * tree-inline.c (estimate_operator_cost): Add operands;
17603 when division happens by constant, it is cheap.
17604 (estimate_num_insns): Loads and stores are not having cost of 0;
17605 EH magic stuff is cheap; when computing runtime cost of switch,
17606 use log2 base of amount of its cases; builtin_expect has cost of 0;
17607 compute cost for moving return value of call.
17608 (init_inline_once): Initialize time_based flags.
17609 * tree-inline.h (eni_weights_d): Add time_based flag.
17611 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17613 * df-core.c: Update head documentation.
17615 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17618 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17619 shadowing exisiting variable op1.
17621 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17624 * config/i386/driver-i386.c (processor_signatures): New enum.
17625 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17626 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17627 processor signature to detect geode processor.
17629 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17633 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17635 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17636 causes spurious differences between trunk and cond-optab branch.
17638 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17640 * dojump.c (compare_from_rtx): Delete.
17641 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17642 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17643 if the comparison does not satisfy the predicate; test predicates for
17644 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17645 further if one existing pattern fails.
17646 * expr.h (compare_from_rtx): Delete.
17647 (prepare_operand): Declare it.
17648 * optabs.c: Change "lib call" to "libcall" throughout.
17649 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17650 HAVE_conditional_trap, emit_cmp_insn): Delete.
17651 (can_compare_p): Delete cmp_optab case.
17652 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17653 Accept other parameters by value.
17654 (prepare_operand): Make non-static.
17655 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17656 other parameters by value. Try to widen operands here based on
17657 an optab_methods argument and looking at cbranch_optab.
17658 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17659 loop. Use cbranch_optab directly.
17660 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17661 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17663 (emit_conditional_move, emit_conditional_add): Inline what's needed
17664 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17665 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17666 with COMPARE. Move cmov_optab and cstore_optab above
17667 with cbranch_optab, move cmp_optab down with ucmp_optab,
17668 remove tst_otpab. Do not initialize trap_rtx.
17669 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17670 for trap code. Do not check HAVE_conditional_trap. Use
17671 prepare_cmp_insn. Accept no predicate for operand 3.
17672 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17673 (OTI_ctrap, ctrap_optab): New.
17674 (tst_optab): Delete.
17675 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17676 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17677 with lookup of ctrap_optab.
17678 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17680 (ctrap_optab): New.
17682 * combine.c (combine_simplify_rtx, simplify_set): Do not
17683 special case comparing against zero for cc0 machines.
17684 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17685 COMPARE on cc0 machines.
17686 (simplify_relational_operation): Return a new expression when
17687 a COMPARE could be removed.
17688 * final.c (final_scan_insn): Compare cc_status values
17689 against LHS of a (compare FOO (const_int 0)) cc0 source.
17690 Also check if cc_status.value is the full compare.
17692 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17693 (cstoreMM4): Document.
17694 (conditional_trap): Document ctrapMM4 instead.
17695 (sync_compare_and_swapMM): Refer to cbranchcc4.
17696 (Dependent Patterns): Eliminate obsolete information referring to
17697 the old jump optimization phase.
17698 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17699 of compares with 0 on cc0 machines.
17700 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17701 avoiding references to cc0. Remove text about storing operands
17703 * doc/tm.texi (Condition Codes): Include blurb on different
17704 condition code representations, separate into subsections for
17705 CC0, MODE_CC and conditional execution.
17707 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17708 alpha_emit_setcc): Accept operands and a machine mode.
17709 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17710 Get code/op0/op1 from operands, use machine mode argument
17711 instead of alpha_compare.fp_p. Emit the branch here.
17712 (alpha_emit_setcc): Likewise, and return boolean.
17713 (alpha_emit_conditional_move): Likewise. Assert that
17714 cmp_op_mode == cmp_mode, and simplify accordingly.
17715 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17716 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17717 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17719 (stack probe test): Use cbranchdi4.
17720 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17722 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17723 * config/arc/arc.h (movsicc, movsfcc): Use it.
17724 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17725 (cbranchsi4, cstoresi4): New.
17726 (cmpsi, bCC and sCC expanders): Remove.
17728 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17729 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17730 * config/arm/predicates.md (arm_comparison_operator): Only include
17731 floating-point operators if there is a hardware floating-point unit.
17732 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17733 deferring to cbranch_cc and cstore_cc respectively.
17734 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17735 cbranch_cc, cstore_cc): New.
17736 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17738 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17740 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17741 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17743 (adjust_insn_length): Adjust calls.
17744 (avr_reorg): Handle (compare (foo) (const_int 0)).
17745 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17746 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17747 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17748 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17750 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17751 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17753 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17754 (cbranchsi4, cstorebi4, cstoresi4): New.
17755 (movbisi): This insn is duplicate, split it to zero_extend.
17756 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17757 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17758 (bfin_optimize_loop): Use cbranch expander.
17759 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17760 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17761 (bfin_bimode_comparison_operator): ... this.
17762 (bfin_direct_comparison_operator): New.
17764 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17765 inside (compare FOO (const_int 0)).
17766 (cris_rtx_costs): Handle ZERO_EXTRACT.
17767 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17768 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17769 (*tstdi_v32): Delete.
17770 (*cmpdi_non_v32): Add M alternative for operand 1.
17771 (cmpsi, cmp<mode>): Make private.
17772 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17774 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17776 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17777 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17778 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17779 (cc_reg_operand): New.
17780 (any_cond): Delete.
17781 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17782 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17783 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17784 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17785 crx_expand_scond): Delete.
17787 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17789 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17790 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17792 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17793 cstoresi4, cstoresf4, cstoredf4): New.
17794 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17795 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17796 Receive the entire operands array.
17797 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17798 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17799 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17800 Get test/op0/op1 from the operands array.
17801 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17803 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17804 (h8300_expand_store): New.
17805 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17807 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17808 (h8300_expand_store): New.
17809 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17810 or do not try to produce (set (cc0) REG).
17811 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17812 change a compare into a move to a scratch register. Disable some
17813 peepholes when comparing with zero.
17814 (tstsi, tsthi, tstsi, cmpqi): Make private.
17816 (bCC, sCC): Delete.
17817 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17820 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17821 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17822 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17823 (ix86_emit_i387_log1p): Use cbranchxf2.
17824 (ix86_expand_setcc): Return void.
17825 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17826 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17827 cmp<MODEF>, cmpcc): Remove.
17828 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17829 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17830 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17831 (sCC and bCC expanders): Remove.
17832 (stack_protect_test): Use cbranchcc4.
17834 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17836 (ia64_expand_compare): Accept three rtx by reference and return void.
17837 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17838 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17839 from *expr. Update *expr with the BImode comparison to do.
17840 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17841 cmptf, bCC, sCC, conditional_trap): Delete.
17842 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17843 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17844 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17845 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17846 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17848 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17849 type of last argument.
17850 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17851 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17852 use machine mode argument instead of branch_type. Remove dead
17853 code for floating-point comparisons.
17854 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17855 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17857 (cbranchsi4, cstoresi4): New.
17858 * config/iq2000/predicates.md (reg_or_const_operand): New.
17860 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17861 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17862 (b<code>_op): Rewrite to...
17863 (bcc_op): ... this, using match_operator.
17864 (s<code>_op): Rewrite to...
17865 (scc_op): ... this, using match_operator.
17866 (s<code>_24_op): Rewrite to...
17867 (scc_op_24): ... this, using match_operator.
17868 (s<code>_<mode>): Rewrite to...
17869 (cstore<mode>4): ... this, using match_operator.
17870 (s<code>_<mode>_24): Rewrite to...
17871 (cstore<mode>4_24): ... this, using match_operator.
17872 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17873 m32c_unpend_compare, m32c_expand_scc): Delete.
17874 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17875 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17876 (m32c_expand_movcc): Change NE to EQ if necessary.
17877 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17879 * config/m32r/m32r-protos.h (gen_cond_store): New.
17880 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17881 (gen_cond_store): New, from sCC patterns.
17882 (m32r_expand_block_move): Use cbranchsi4.
17883 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17884 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17885 (cbranchsi4, cstoresi4): New.
17887 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17889 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17890 (m68hc11_notice_update_cc): Look into a compare with 0.
17891 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17893 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17894 cmphi, cmpqi, bCC): Delete.
17895 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17896 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17897 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17900 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17901 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17902 * config/m68k/constraints.md (H): New.
17903 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17904 the define_insn below.
17905 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17906 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17907 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17908 patterns): Wrap RHS with COMPARE.
17909 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17910 (*cmpdi_internal): Name this pattern.
17911 (cmpdi): Change to define_insn.
17912 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17913 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17914 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17916 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17917 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17918 (conditional_trap): Change to...
17919 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17920 (*conditional_trap): Use the ordered_comparison_operator and
17921 const1_operand predicates.
17922 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17923 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17924 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17925 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17927 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17928 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17929 (mcore_gen_compare): New.
17930 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17931 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17932 (mcore_gen_compare): ... this.
17933 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17934 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17935 (stack probe pattern): Use cbranchsi4.
17937 * config/mips/predicates.md (mips_cstore_operator): New.
17938 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17939 * config/mips/mips.md (any_cond): Delete.
17940 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17942 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17943 fixuns_truncsfdi2): Use cbranch patterns.
17944 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17945 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17946 Adjust call to mips_expand_conditional_branch.
17947 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17949 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17950 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17951 * config/mips/mips.c (cmp_operands): Delete.
17952 (mips_emit_compare): Get comparison operands from *op0/*op1.
17953 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17954 that it succeeds. Use op0/op1 instead of cmp_operands.
17955 (mips_expand_conditional_branch, mips_expand_conditional_move,
17956 mips_expand_conditional_trap): Likewise.
17957 (mips_block_move_loop): Use cbranch patterns.
17958 * config/mips/mips.h (cmp_operands): Delete.
17960 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17961 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17962 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17963 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17964 (*cmpcc_folded): Rename to...
17965 (*cmpdi_folded): this.
17966 (*cmpcc): Rename to...
17968 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17971 (cbranchdf4): New. Handle invalid comparisons here.
17972 * config/mmix/predicates.md (float_comparison_operator): New.
17974 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17975 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17976 * config/mn10300/mn10300.md (tst): Delete.
17977 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17978 Name these patterns and wrap RHS in a compare.
17979 (*cmpsi): Make this pattern private. Include tst.
17980 (*cmpsf): Make this pattern private.
17981 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17982 (compare with zero peepholes): Likewise.
17984 (cbranchsi4, cbranchsf4): New.
17985 (casesi): Use cbranchsi4.
17987 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17988 hppa_branch_type): Delete.
17989 (return_addr_rtx): Use cbranchsi4.
17990 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17991 Emit CCFPmode comparison here.
17992 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17993 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17994 hppa_branch_type): Delete.
17995 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17996 (movsicc, movdicc): Remove references to hppa_compare_op0,
17997 hppa_compare_op1 and compare_from_rtx.
17998 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17999 (casesi): Use cbranchsi4.
18001 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18002 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18003 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18004 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18005 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18007 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18008 (*branch, *branch_inverted): New.
18010 * config/picochip/picochip.md (cbranchhi4): Use
18011 ordered_comparison_operator.
18012 (cmphi, bCC): Remove.
18014 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18015 (trap_comparison_operator): Delete.
18016 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18017 rs6000_emit_cbranch): Accept mode and operands.
18018 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18019 rs6000_compare_fp_p): Delete.
18020 (rs6000_generate_compare): Accept mode and comparison. Extract code
18021 and op0/op1 from there. Replace references to rs6000_compare_op0
18022 and rs6000_compare_op1.
18023 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18024 extract result from passed operands.
18025 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18026 extract loc from passed operands.
18027 (rs6000_emit_cmove): Likewise.
18028 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18029 rs6000_compare_fp_p): Delete.
18030 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18031 (cbranch<GPR>4, cbranch<FP>4): New.
18032 (cstore<mode>4): New. Consolidate here all choices about when to use
18033 portable or specialized sCC sequences.
18034 (stack_protect_test): Use cbranchsi4.
18035 (conditional_trap): Replace with ctrap<GPR>4.
18036 (conditional trap insn): Replace trap_comparison_operator with
18037 ordered_comparison_operator.
18039 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18040 (s390_emit_prologue): Use ctrap.
18041 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18042 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18043 New predicates replacing...
18044 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18045 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18046 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18047 (add<mode>cc): Do not use s390_compare_op0/op1.
18048 (s<code>): Change to...
18049 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18050 (seq): Change to...
18051 (cstorecc4): ... this. Handle EQ or NE equally.
18052 (*sne): Un-privatize for use in cstorecc4.
18053 (b<code>): Change to...
18054 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18055 (conditional_trap): Replace with...
18056 (ctrap<GPR>4, ctrap<FP>4): ... these.
18057 (stack_protect): Use cbranchcc4.
18059 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18060 * config/score/score-protos.h (score_gen_cmp): Delete.
18061 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18062 (score_block_move-loop): Use cbranchsi4.
18063 * config/score/score.md (cbranchsi4): New.
18064 (cmpsi, bCC): Delete.
18065 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18066 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18067 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18068 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18069 * config/score/score3.h (score3_gen_cmp): Delete.
18070 * config/score/score7.h (score7_gen_cmp): Delete.
18072 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18073 (sh_emit_scc_to_t): ... this. Return void.
18074 (from_compare): Rename to...
18075 (sh_emit_compare_and_branch): ... this.
18076 (sh_emit_compare_and_set): New.
18077 (sh_expand_t_scc): Accept operands.
18078 * config/sh/predicates.md (sh_float_comparison_operator): New.
18079 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18080 (prepare_scc_operands): Rename to...
18081 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18083 (sh_emit_cheap_store_flag): New.
18084 (sh_emit_set_t_insn): New.
18085 (from_compare): Rename to...
18086 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18087 handling of TARGET_SH2E floating point to avoid recursive call.
18088 Generate branch here.
18089 (sh_emit_compare_and_set): New.
18090 (sh_expand_t_scc): Get op0/op1 from arguments.
18091 (sh_emit_cheap_store_flag): New.
18092 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18094 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18095 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18096 (movsicc, movdicc): Do nothing when it recreated operands from
18097 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18098 prepare_scc_operands (now sh_emit_scc_to_t).
18099 (udivdi3): Use cstoresi4.
18100 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18101 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18102 (cbranchint4_media, cbranchfp4_media): New.
18103 (casesi): Use cbranchdi4.
18104 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18106 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18107 (movnegt): Remove second operand.
18108 (cbranchsf4, cbranchdf4): New.
18109 (stack_protect): Use cbranchdi4/cbranchsi4.
18111 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18112 (gen_compare_reg): Accept comparison, extract part of it to...
18113 (gen_compare_reg_1): ... this.
18114 (gen_compare_operator): Delete.
18115 (gen_v9_scc): Accept separate destination, comparison code and arms.
18116 Do not use sparc_compare_op0/sparc_compare_op1.
18117 (emit_scc_insn, emit_conditional_branch_insn): New.
18118 (emit_v9_brxx): Make static. Remove useless assertion.
18119 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18121 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18122 * config/sparc/sparc-protos.h (gen_compare_reg,
18123 sparc_emit_float_lib_cmp): Adjust prototype.
18124 (emit_scc_insn, emit_conditional_branch_insn): New.
18125 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18126 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18127 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18128 iterators to the top.
18129 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18130 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18131 snedi_special_trunc): Delete.
18132 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18133 and snedi_special_trunc.
18134 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18135 cbranchdi4, cbranch<F:mode>4): New.
18136 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18137 here. Use gen_compare_reg instead of gen_compare_operator.
18138 (conditional_trap): Replace with...
18139 (ctrapsi4, ctrapdi4): ... this.
18140 (stack_protect_test): Use cbranchcc4.
18142 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18144 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18145 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18146 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18147 from operands[0] or operands[3] depending on is_set.
18148 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18149 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18150 cmpdf, bCC), sCC: Remove.
18151 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18152 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18154 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18155 spu_emit_branch_or_set.
18157 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18159 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18160 xstormy16_compare_op1): Delete.
18161 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18162 xstormy16_compare_op1): Delete.
18163 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18165 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18166 (cmphi, cmpsi, bCC): Remove.
18168 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18169 (*cmpsi): ... this one.
18170 (cbranchsi4, cstoresi4): New.
18171 (bCC expanders): Delete.
18172 (sCC insns): Fold into...
18173 (*setcc): ... this one.
18174 (casesi): Do not use gen_cmpsi and gen_bgtu.
18175 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18176 (movsicc): Simplify.
18177 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18179 * config/vax/vax-protos.h (cond_name): New.
18180 (vax_output_conditional_branch): Remove.
18181 * config/vax/vax.c (cond_name): New.
18182 (vax_output_conditional_branch): Remove.
18183 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18184 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18185 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18186 (bit<VAXint>): Wrap source with (compare).
18187 (b<code> and following unnamed pattern): Rename to *branch and
18188 *branch_reversed. Change macroization to match_operator.
18189 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18191 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18192 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18193 Change last argument to machine_mode.
18194 (xtensa_expand_scc): Add machine_mode argument.
18195 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18196 (gen_conditional_move, xtensa_expand_conditional_branch,
18197 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18198 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18199 Adjust operand numbers.
18200 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18202 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18203 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18204 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18206 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18208 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18209 causes spurious differences between trunk and cond-optab branch.
18211 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18214 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18216 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18218 * tree.c (iterative_hash_pointer): Delete.
18219 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18220 Hash UIDs and versions of SSA names. Don't special-case built-in
18221 function declarations.
18223 2009-05-11 Ian Lance Taylor <iant@google.com>
18226 * graphite.c: Force -Wc++-compat to only be a warning before
18227 #including "cloog/cloog.h".
18229 2009-05-11 Martin Jambor <mjambor@suse.cz>
18231 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18233 2009-05-11 Jan Hubicka <jh@suse.cz>
18235 * tree-ssa-loop-ivcanon.c: Include target.h
18236 (struct loop_size): new structure.
18237 (constant_after_peeling): New predicate.
18238 (tree_estimate_loop_size): New function.
18239 (estimated_unrolled_size): Rewrite for new estimates.
18240 (try_unroll_loop_completely): Use new estimates.
18241 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18243 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18245 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18246 libcpp interface change.
18247 (spu_macro_to_expand): Likewise.
18249 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18251 PR tree-optimization/40026
18252 * gimplify.c (gimplify_init_constructor): Change initial conditional
18253 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18254 optimize_compound_literals_in_ctor.
18256 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18258 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18260 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18262 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18264 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18265 HOST_WIDE_INT for gap.
18267 2009-05-11 Ira Rosen <irar@il.ibm.com>
18269 PR tree-optimization/40074
18270 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18271 account in group size and step comparison.
18273 2009-05-11 Richard Guenther <rguenther@suse.de>
18275 * passes.c (init_optimization_passes): Strip now incorrect comment.
18276 (execute_function_todo): Do not set PROP_alias.
18277 * tree-pass.h (PROP_alias): Remove.
18278 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18279 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18280 * tree-nrv.c (pass_return_slot): Likewise.
18281 * tree-object-size.c (pass_object_sizes): Likewise.
18282 * tree-ssa-dom.c (pass_dominator): Likewise.
18283 (pass_phi_only_cprop): Likewise.
18284 * tree-ssa-dse.c (pass_dse): Likewise.
18285 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18286 (pass_cselim): Likewise.
18287 * tree-ssa-pre.c (pass_pre): Likewise.
18288 (pass_fre): Likewise.
18289 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18290 * tree-ssa-sink.c (pass_sink_code): Likewise.
18291 * tree-stdarg.c (pass_stdarg): Likewise.
18292 * tree-tailcall.c (pass_tail_calls): Likewise.
18293 * tree-vrp.c (pass_vrp): Likewise.
18295 2009-05-10 Ian Lance Taylor <iant@google.com>
18297 * basic-block.h (enum profile_status): Break out of struct
18298 control_flow_graph.
18299 * cgraph.h (struct inline_summary): Break out of struct
18301 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18302 of struct cgraph_order_sort.
18303 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18304 * cse.c (struct branch_path): Break out of struct
18305 cse_basic_block_data.
18306 * except.h (enum eh_region_type): Break out of struct eh_region.
18307 * gcc.c (enum add_del): Break out of struct modify_target.
18308 * genrecog.c (enum decision_type): Break out of struct decision_test.
18309 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18311 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18312 * regmove.c (enum match_use): New enum, broken out of struct match.
18313 * sched-int.h (enum post_call_group): New enum, broken out of
18315 (struct deps_reg): Break out of struct deps.
18316 * target.h (struct asm_int_op): Break out of struct gcc_target.
18317 * tree-eh.c (struct goto_queue_node): Break out of struct
18319 * tree-inline.h (enum copy_body_cge_which): Break out of
18321 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18323 * c-decl.c (in_struct, struct_types): New static variables.
18324 (pushtag): Add loc parameter. Change all callers.
18325 (lookup_tag): Add ploc parameter. Change all callers.
18326 (check_compound_literal_type): New function.
18327 (parser_xref_tag): Add loc parameter. Change all callers. If
18328 -Wc++-compat, warn about struct/union/enum types defined within a
18330 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18331 and loc parameters. Change all callers. Change error calls to
18332 error_at, using loc. For a redefinition, if the location of the
18333 original definition is known, report it. Set in_struct and
18334 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18335 (finish_struct): Add new parameters enclosing_in_struct and
18336 enclosing_struct_types. Change all callers. Set
18337 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18338 in the struct. If in a struct, add this struct to struct_types.
18339 (start_enum): Add loc parameter. Change all callers. Use
18340 error_at for errors, using loc. For a redefinition, if the
18341 location of the original definition is known, report it. If in a
18342 struct, add this enum type to struct_types. If -Wc++-compat warn
18343 if in sizeof, typeof, or alignof.
18344 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18345 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18346 (c_parser_enum_specifier): Get enum location for start_enum.
18347 (c_parser_struct_or_union_specifier): Get struct location for
18348 start_struct. Save in_struct and struct_types status between
18349 start_struct and finish_struct.
18350 (c_parser_cast_expression): Get location of cast.
18351 (c_parser_alignof_expression): Get location of type.
18352 (c_parser_postfix_expression): Likewise.
18353 (c_parser_postfix_expression_after_paren_type): Add type_loc
18354 parameter. Change all callers. Call check_compound_literal_type.
18355 Use type_loc for error about variable size type.
18356 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18357 of an enum constant from an enum type defined in a struct or union.
18358 (c_cast_expr): Add loc parameter. Change all callers. If
18359 -Wc++-compat, warn about defining a type in a cast.
18360 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18361 (start_enum, start_struct, finish_struct): Update declarations.
18362 (parser_xref_tag, c_cast_expr): Update declarations.
18363 (check_compound_literal_type): Declare.
18365 2009-05-11 Ben Elliston <bje@au.ibm.com>
18367 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18368 for recent libcpp interface change.
18369 (rs6000_macro_to_expand): Likewise.
18371 2009-05-10 Michael Matz <matz@suse.de>
18374 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18375 not at entry of function.
18377 2009-05-10 Richard Guenther <rguenther@suse.de>
18379 PR tree-optimization/40081
18381 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18382 using the main variant of the element type. Do not fiddle with
18383 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18385 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18386 structs with volatile fields.
18388 2009-05-10 Jan Hubicka <jh@suse.cz>
18390 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18391 (estimate_move_cost): Assert that it does not get called for
18393 (estimate_num_insns): Skip VOID types in argument handling.
18394 (optimize_inline_calls): Delete unreachable blocks and verify that
18395 callgraph is valid.
18397 2009-05-10 Jan Hubicka <jh@suse.cz>
18399 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18400 * cgraph.c (cgraph_mark_address_taken_node): New function.
18401 (dump_cgraph_node): Dump new flag.
18402 * cgraph.h (struct cgraph_node): Add address_taken.
18403 (cgraph_mark_address_taken_node): New function.
18404 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18405 since new direct calls can be born.
18407 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18409 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18410 tok->val.node.node.
18412 2009-05-10 Jan Hubicka <jh@suse.cz>
18414 PR middle-end/40084
18415 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18417 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18418 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18419 * tree-inline.c (copy_bb): Set frequency correctly.
18420 (fold_marked_statements): Update call to
18421 cgraph_update_edges_for_call_stmt.
18423 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18425 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18426 identifiers in diagnostics.
18427 * config/arm/arm.c (arm_handle_fndecl_attribute,
18428 arm_handle_isr_attribute): Likewise.
18429 * config/avr/avr.c (avr_handle_progmem_attribute,
18430 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18431 * config/bfin/bfin.c (handle_int_attribute,
18432 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18433 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18434 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18436 * config/darwin.c (darwin_handle_kext_attribute,
18437 darwin_handle_weak_import_attribute): Likewise.
18438 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18439 h8300_handle_eightbit_data_attribute,
18440 h8300_handle_tiny_data_attribute): Likewise.
18441 * config/i386/i386.c (ix86_handle_cconv_attribute,
18442 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18443 * config/i386/winnt.c (ix86_handle_shared_attribute,
18444 ix86_handle_selectany_attribute): Likewise.
18445 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18446 * config/m32c/m32c.c (function_vector_handler): Likewise.
18447 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18448 m68hc11_handle_fntype_attribute): Likewise.
18449 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18450 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18451 * config/mips/mips.c (mips_insert_attributes,
18452 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18453 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18454 rs6000_handle_struct_attribute): Likewise.
18455 * config/sh/sh.c (sh_insert_attributes,
18456 sh_handle_resbank_handler_attribute,
18457 sh_handle_interrupt_handler_attribute,
18458 sh2a_handle_function_vector_handler_attribute,
18459 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18461 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18462 * config/spu/spu.c (spu_handle_fndecl_attribute,
18463 spu_handle_vector_attribute): Likewise.
18464 * config/stormy16/stormy16.c
18465 (xstormy16_handle_interrupt_attribute): Likewise.
18466 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18467 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18469 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18471 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18472 (pp_translate_identifiers): New.
18473 (pp_identifier): Only conditionally translate identifier to locale
18475 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18476 (pp_base_tree_identifier): Only conditionally translate identifier
18477 to locale character set.
18478 * c-pretty-print.c (M_): Define.
18479 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18480 fragments for conditional translation with M_.
18481 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18482 identifier translation.
18484 2009-05-10 Richard Guenther <rguenther@suse.de>
18486 PR tree-optimization/40081
18487 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18488 using the main variant of the element type. Do not fiddle with
18489 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18491 2009-05-09 Jan Hubicka <jh@suse.cz>
18493 PR middle-end/40080
18494 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18495 indirect calls; verify cgraph afterwards.
18497 2009-05-09 Jan Hubicka <jh@suse.cz>
18500 * ipa.c (update_inlined_to_pointer): New function.
18501 (cgraph_remove_unreachable_nodes): Use it.
18503 2009-05-09 Jan Hubicka <jh@suse.cz>
18505 * tree-eh.c (struct leh_state): Remove prev_try.
18506 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18507 not track prev_try.
18508 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18509 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18510 remove_eh_handler_and_replace, foreach_reachable_handler,
18511 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18512 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18513 (gen_eh_region_cleanup): Update prototype.
18515 2009-05-09 Jan Hubicka <jh@suse.cz>
18517 PR middle-end/40043
18518 * except.c (copy_eh_region): Always set prev_try.
18519 (redirect_eh_edge_to_label): Find outer try.
18520 (foreach_reachable_handler): When looking for prev try
18521 handle case where previous try is not going to be taken.
18523 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18525 PR tree-optimization/40049
18526 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18527 only vector/vector shifts, convert the type of the constant to the
18528 appropriate type to avoid building incorrect trees, which
18529 eventually have problems with garbage collection.
18531 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18533 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18534 -1 for complex floating-point types if honoring signed zeros.
18536 2009-05-08 Jan Hubicka <jh@suse.cz>
18538 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18539 argument; handle correctly when profile is absent.
18540 (build_cgraph_edges): Update.
18541 (rebuild_cgraph_edges): Update.
18542 * cgraph.c: Do not include varray.h.
18543 (cgraph_set_call_stmt_including_clones): New function.
18544 (cgraph_create_edge_including_clones): Likewise
18545 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18546 (cgraph_update_edges_for_call_stmt): Handle clones.
18547 (cgraph_remove_node): Handle clone tree.
18548 (cgraph_remove_node_and_inline_clones): New function.
18549 (dump_cgraph_node): Dump clone tree.
18550 (cgraph_clone_node): Handle clone tree.
18551 (clone_function_name): Bring here from tree-inline.c.
18552 (cgraph_create_virtual_clone): New function.
18553 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18554 (cgraph_clone_info): New function.
18555 (strut cgraph_node): Add clone_info and new clone tree pointers.
18556 (cgraph_remove_node_and_inline_clones,
18557 cgraph_set_call_stmt_including_clones,
18558 cgraph_create_edge_including_clones,
18559 cgraph_create_virtual_clone): Declare.
18560 (cgraph_function_versioning): Use VEC argument.
18561 (compute_call_stmt_bb_frequency): Update prototype.
18562 (cgraph_materialize_all_clones): New function.
18563 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18564 (ipcp_create_replace_map): Update to VECtors.
18565 (ipcp_update_callgraph): Use virtual clones.
18566 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18567 (ipcp_update_profiling): Do not update local profiling.
18568 (ipcp_insert_stage): Use VECtors and virtual clones.
18569 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18570 (clone_of_p): New function.
18571 (cgraph_preserve_function_body_p): Use clone tree.
18572 (cgraph_optimize): Materialize clones.
18573 (cgraph_function_versioning): Update for VECtors.
18574 (save_inline_function_body): Use clone tree.
18575 (cgraph_materialize_clone): New function.
18576 (cgraph_materialize_all_clones): Likewise.
18577 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18578 * ipa.c: Include gimple.h.
18579 (cgraph_remove_unreachable_nodes): Use clone tree.
18580 * ipa-prop.c (ipa_note_param_call): Update call to
18581 compute_call_stmt_bb_frequencycall.
18582 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18583 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18584 (copy_bb): Handle updating of clone tree; add new edge when new call
18586 (expand_call_inline): Be strict about every call having edge.
18587 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18588 (delete_unreachable_blocks_update_callgraph): New function.
18589 (tree_function_versioning): Use VECtors; always remove unreachable
18590 blocks and fold conditionals.
18591 * tree-inline.h: Do not include varray.h.
18592 (tree_function_versioning): Remove.
18593 * Makefile.in (GTFILES): Remove tree-inline.c
18594 * passes.c (do_per_function): Do only functions having body.
18595 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18598 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18599 Andrew Morrow <acm@google.com>
18602 * c-common.c (c_common_attribute_table): Permit deprecated
18603 attribute to take an optional argument.
18604 (handle_deprecated_attribute): If the optional argument to
18605 __attribute__((deprecated)) is not a string ignore the attribute
18606 and emit a warning.
18608 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18609 * c-typeck.c (build_component_ref): Likewise.
18610 (build_external_ref): Likewise.
18612 * toplev.c (warn_deprecated_use): Add an attribute argument.
18613 Emit the message associated with __attribute__((deprecated)).
18615 * toplev.h (warn_deprecated_use): Updated.
18617 * doc/extend.texi: Document new optional parameter to
18618 __attribute__((deprecated))
18620 2009-05-08 Michael Eager <eager@eagercon.com>
18622 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18623 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18625 2009-05-08 Richard Guenther <rguenther@suse.de>
18627 PR tree-optimization/40062
18628 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18629 Avoid exponential behavior.
18631 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18633 PR rtl-optimization/33928
18635 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18636 process_uses, build_single_def_use_links): New.
18637 (update_df): Update use_def_ref.
18638 (forward_propagate_into): Use get_def_for_use instead of use-def
18640 (fwprop_init): Call build_single_def_use_links and let it initialize
18642 (fwprop_done): Free use_def_ref.
18643 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18644 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18645 df_rd_simulate_one_insn): New.
18646 (df_rd_bb_local_compute_process_def): Update head comment.
18647 (df_chain_create_bb): Use the new RD simulation functions.
18648 * df.h (df_rd_simulate_artificial_defs_at_top,
18649 df_rd_simulate_one_insn): New.
18650 * opts.c (decode_options): Enable fwprop at -O1.
18651 * doc/invoke.texi (-fforward-propagate): Document this.
18653 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18656 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18657 and one complex operand specially.
18658 * tree-complex.c (some_nonzerop): Do not identify a real value as
18659 zero if flag_signed_zeros.
18661 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18663 PR rtl-optimization/33928
18664 * loop-invariant.c (record_use): Fix && vs. || mishap.
18666 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18668 PR rtl-optimization/33928
18669 * loop-invariant.c (struct use): Add addr_use_p.
18670 (struct def): Add n_addr_uses.
18671 (struct invariant): Add cheap_address.
18672 (create_new_invariant): Set cheap_address.
18673 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18674 (record_uses): Pass df_ref to record_use.
18675 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18678 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18680 * config/sh/sh.c: Do not include c-pragma.h.
18682 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18684 * config/spu/spu.c: Remove include of c-common.h.
18686 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18689 * c-common.h (mark_valid_location_for_stdc_pragma,
18690 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18691 clear_float_const_decimal64, float_const_decimal64_p): New.
18692 * c.opt (Wunsuffixed-float-constants): New.
18693 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18694 unsuffixed float constant, handle new warning.
18695 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18696 * c-decl.c (c_scope): New flag float_const_decimal64.
18697 (set_float_const_decimal64, clear_float_const_decimal64,
18698 float_const_decimal64_p): New.
18699 (push_scope): Set new flag.
18700 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18701 to use STDC pragmas.
18702 (c_parser_external_declaration): Ditto.
18703 (c_parser_compound_statement_nostart): Ditto.
18704 * c-pragma.c (valid_location_for_stdc_pragma,
18705 mark_valid_location_for_stdc_pragma,
18706 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18707 handle_pragma_float_const_decimal64): New.
18708 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18709 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18710 set_float_const_decimal64, clear_float_const_decimal64,
18711 float_const_decimal64_p): New dummy functions.
18712 * doc/extend.texi (Decimal Float): Remove statement that the
18713 pragma, and suffix for double constants, are not supported.
18714 * doc/invoke.texi (Warning Options): List new option.
18715 (-Wunsuffixed-float-constants): New.
18717 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18719 * config/i386/i386.c: Do not include c-common.h.
18721 2009-05-07 Mark Heffernan <meheff@google.com>
18723 * doc/invoke.texi (Debugging Options): Document change of debugging
18725 * opts.c (decode_options): Make dump_base_name relative to
18726 aux_base_name directory.
18728 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18730 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18731 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18733 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18735 * Makefile.in (install-plugin): Simplify a bit.
18737 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18739 * Makefile.in (OBJS-common): Add regcprop.o.
18741 * timevar.def (TV_CPROP_REGISTERS): New.
18742 * regrename.c (regrename_optimize): Return 0.
18743 (rest_of_handle_regrename): Delete.
18744 (pass_rename_registers): Point to regrename_optimize.
18745 (struct value_data_entry, struct value_data,
18746 kill_value_one_regno, kill_value_regno, kill_value,
18747 set_value_regno, init_value_data, kill_clobbered_value,
18748 kill_set_value, kill_autoinc_value, copy_value,
18749 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18750 replace_oldest_value_reg, replace_oldest_value_addr,
18751 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18752 debug_value_data, validate_value_data): Move...
18753 * regcprop.c: ... here.
18754 (rest_of_handle_cprop): Delete.
18755 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18757 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18759 PR middle-end/40057
18760 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18761 GEN_INT for 1 << bitnum.
18762 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18763 build_int_cst_type.
18765 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18767 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18768 Remove wrong description of "nand" operation.
18770 2009-05-06 Richard Guenther <rguenther@suse.de>
18771 Adam Nemet <anemet@caviumnetworks.com>
18773 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18774 comment. Add that if LHS is not a gimple register, then RHS1 has
18775 to be a single object (GIMPLE_SINGLE_RHS).
18777 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18779 * expr.c (get_def_for_expr): Move it up in the file.
18780 (store_field): When expanding a bit-field store, look at the
18781 defining gimple stmt for the masking conversion.
18783 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18785 PR middle-end/39986
18786 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18787 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18788 32-bit memcpy into long.
18790 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18792 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18793 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18795 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18796 instead of appending DW_OP_deref*.
18798 2009-05-06 Michael Matz <matz@suse.de>
18800 PR middle-end/40021
18801 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18802 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18804 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18806 * Makefile.in (install-plugin): Fix srcdir handling.
18808 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18810 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18811 when processing for not_regs_needed bitmap.
18812 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18813 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18814 handling it for rhs.
18816 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18818 * config/i386/i386.md (unnamed inc/dec peephole): Use
18819 optimize_insn_for_size_p instead of optimize_size.
18820 * config/i386/predicates.md (incdec_operand): Likewise.
18821 (aligned_operand): Likewise.
18822 * config/i386/sse.md (divv8sf3): Likewise.
18823 (sqrtv8sf2): Likewise.
18825 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18827 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18829 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18831 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18833 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18834 ssemodesuffixf2c with avxmodesuffixf2c.
18836 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18839 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18841 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18843 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18844 (struct tree_base): Adjust spacing for 8 bit boundaries.
18845 (struct tree_decl_common): Add decl_by_reference_flag bit.
18846 (DECL_BY_REFERENCE): Adjust.
18847 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18848 print DECL_BY_REFERENCE bit.
18849 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18850 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18851 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18852 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18855 PR middle-end/39666
18856 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18857 range of the type, but default label is missing, add it with one
18858 of the existing labels instead of adding a new label for it.
18860 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18864 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18866 * Makefile.in (enable_plugin, plugin_includedir): New.
18867 (install): Depend on install-plugin.
18868 (PLUGIN_HEADERS): New.
18869 (install-plugin): New.
18870 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18872 2009-05-05 Richard Guenther <rguenther@suse.de>
18874 PR tree-optimization/40022
18875 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18877 (phivn_valid_p): Fix tuplification error, simplify.
18878 (phiprop_insert_phi): Add dumps.
18879 (propagate_with_phi): Simplify.
18881 2009-05-05 Richard Guenther <rguenther@suse.de>
18883 PR middle-end/40023
18884 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18886 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18888 * tree.h (strip_float_extensions): Remove duplicate declaration.
18889 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18890 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18891 block_ultimate_origin): Rearrange the declarations line to match the
18892 comment that indicates the .c file which the functions are defined.
18893 (dwarf2out_*, set_decl_rtl): Add comment.
18894 (get_base_address): Adjust comment.
18895 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18896 declarations line and add comment.
18897 (is_builtin_name): Add blank after function name, for clarity.
18899 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18901 * attribs.c (decl_attributes): Use %qE for identifiers in
18903 * cgraphunit.c (verify_cgraph_node): Translate function names to
18904 locale character set in diagnostics.
18905 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18907 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18908 Document that functions are named in UTF-8.
18909 * expr.c (expand_expr_real_1): Translate function names to locale
18910 character set in diagnostics.
18911 * gimplify.c (omp_notice_variable, omp_is_private,
18912 gimplify_scan_omp_clauses): Use %qE for identifiers in
18914 * langhooks.c (lhd_print_error_function): Translate function names
18915 to locale character set.
18916 * langhooks.h (decl_printable_name): Document that return value is
18917 in internal character set.
18918 * stmt.c: Include pretty-print.h
18919 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18921 (resolve_operand_name_1): Translate named operand name to locale
18923 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18925 * toplev.c (announce_function): Translate function names to locale
18927 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18928 (default_tree_printer): Use pp_identifier or translate identifiers
18929 to locale character set. Mark "<anonymous>" for translation.
18930 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18931 for identifiers in diagnostics.
18932 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18934 * varasm.c (output_constructor): Use %qE for identifiers in
18937 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18939 * configure.ac: use ` ` instead of $()
18940 * configure: Regenerate.
18942 2009-05-05 Ben Elliston <bje@au.ibm.com>
18944 * config/pa/linux-atomic.c: Eliminate conditional include of
18945 errno.h on non-LP64 systems to simplify build requirements.
18947 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18949 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18951 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18952 and pass value to identifier_to_locale.
18953 (warn_variable_length_array): Make name a tree.
18954 (grokdeclarator): Separate diagnostic texts for named and unnamed
18955 declarators. Use %qE for named declarators.
18956 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18958 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18959 identifiers in diagnostics.
18960 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18961 identifier_to_locale. Mark "anonymous" strings for translation.
18963 2009-05-04 Michael Eager <eager@eagercon.com>
18965 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18966 address for DImode/DFmode only if double-precision FP regs.
18968 2009-05-04 Michael Eager <eager@eagercon.com>
18970 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18971 TARGET_SINGLE_FLOAT check.
18973 2009-05-04 Michael Eager <eager@eagercon.com>
18975 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18977 2009-05-04 Michael Eager <eager@eagercon.com>
18979 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18980 * config/rs6000/t-xilinx: New
18982 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18984 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18985 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18986 * gcc/explow.c (memory_address): Use target hook.
18987 * gcc/targhooks.c (default_legitimize_address): New.
18988 * gcc/targhooks.h (default_legitimize_address): New.
18989 * gcc/target.h (legitimize_address): New.
18990 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18991 (TARGET_INITIALIZER): Include it.
18992 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18994 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18995 * config/bfin/bfin.c (legitimize_address): Remove.
18996 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18997 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18999 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19000 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19002 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19003 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19004 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19005 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19006 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19007 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19008 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19009 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19010 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19011 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19012 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19013 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19014 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19015 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19016 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19017 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19018 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19019 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19020 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19021 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19022 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19023 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19024 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19026 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19027 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19028 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19029 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19030 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19031 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19032 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19033 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19034 (thumb_legitimize_address): Delete.
19035 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19036 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19037 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19038 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19039 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19040 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19042 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19045 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19046 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19047 * config/m32r/m32r.c (m32r_legitimize_address): New.
19048 * config/m68k/m68k.c (m68k_legitimize_address): New.
19049 * config/score/score.c (score_legitimize_address): Standardize.
19050 * config/score/score3.c (score3_legitimize_address): Standardize.
19051 * config/score/score3.h (score3_legitimize_address): Adjust.
19052 * config/score/score7.c (score7_legitimize_address): Standardize.
19053 * config/score/score7.h (score7_legitimize_address): Adjust.
19054 * config/sh/sh.c (sh_legitimize_address): New.
19055 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19057 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19058 (s390_legitimize_address): ... this.
19059 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19060 (sparc_legitimize_address): ... this.
19061 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19062 (ix86_legitimize_address): ... this.
19063 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19064 (avr_legitimize_address): ... this.
19065 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19066 (mn10300_legitimize_address): ... this.
19067 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19068 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19069 (alpha_expand_mov): Adjust call.
19071 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19072 * config/spu/spu.c (spu_legitimize_address): Likewise.
19073 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19074 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19076 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19078 * intl.c (locale_encoding, locale_utf8): New.
19079 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19080 * intl.h (locale_encoding, locale_utf8): Declare.
19081 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19082 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19084 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19086 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19087 (pp_base_tree_identifier): Declare as function.
19088 (identifier_to_locale): Declare.
19089 * Makefile.in (pretty-print.o): Update dependencies.
19090 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19092 2009-05-04 Richard Guenther <rguenther@suse.de>
19094 PR middle-end/40015
19095 * builtins.c (fold_builtin_memory_op): Do not decay to element
19096 type if the size matches the whole array.
19098 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19100 * expmed.c (synth_mult): When trying out a shift, pass the result
19103 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19105 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19106 (shiftsub1_cost): New.
19107 (init_expmed): Compute shiftsub1_cost.
19108 (synth_mult): Optimize multiplications by constants of the form
19109 -(2^^m-1) for some constant positive integer m.
19111 2009-05-03 Richard Guenther <rguenther@suse.de>
19114 * c-typeck.c (array_to_pointer_conversion): Do not built
19115 ADDR_EXPRs of arrays of pointer-to-element type.
19116 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19117 up wrong ADDR_EXPRs after-the-fact.
19118 * c-common.c (strict_aliasing_warning): Strip pointer
19119 conversions for obtaining the original type.
19120 * builtins.c (fold_builtin_memset): Handle array types.
19121 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19124 2009-05-03 Richard Guenther <rguenther@suse.de>
19126 PR middle-end/23329
19127 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19128 Do not lose casts from array types with unknown extent to array
19129 types with known extent.
19130 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19131 alias set compatibility.
19133 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19135 * flags.h (extra_warnings): Delete.
19136 * toplev.c (process_options): Handle Wuninitialized here.
19137 * opts.c (extra_warnings): Delete.
19138 (set_Wextra): Delete.
19139 (common_handle_option): -Wextra can be handled automatically.
19140 * c-opts.c (c_common_handle_option): Delete obsolete code.
19141 (c_common_post_options): Simplify comment.
19142 * common.opt (W): Add Var.
19144 (Wuninitialized): Initialize to -1.
19146 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19147 Richard Guenther <rguenther@suse.de>
19149 * expr.c (get_def_for_expr): New function.
19150 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19151 SSA rather than trees.
19152 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19153 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19155 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19157 * c-common.c (reswords): Add _Imaginary.
19158 * c-common.c (enum rid): Add RID_IMAGINARY.
19160 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19162 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19163 Patch by Richard Guenther.
19165 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19167 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19168 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19169 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19170 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19171 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19172 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19173 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19174 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19175 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19176 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19177 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19178 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19179 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19180 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19181 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19182 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19183 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19184 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19186 2009-05-02 Richard Guenther <rguenther@suse.de>
19188 PR tree-optimization/39940
19189 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19192 2009-05-02 Richard Guenther <rguenther@suse.de>
19194 PR middle-end/40001
19195 * tree-ssa.c (execute_update_addresses_taken): Properly check
19196 if we can mark a variable DECL_GIMPLE_REG_P.
19197 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19198 back to the end of the function.
19199 (is_gimple_reg_type): Remove complex type special casing.
19200 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19203 2009-05-02 Ben Elliston <bje@au.ibm.com>
19205 * doc/collect2.texi (Collect2): Document search path behaviour
19206 when configured with --with-ld.
19208 2009-05-02 Jan Hubicka <jh@suse.cz>
19210 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19211 parameter; update callers.
19212 (coalesce_cost_edge): EH edges are costier because they needs
19213 splitting even if not critical and even more costier when there are
19214 multiple EH predecestors.
19216 2009-05-02 Jan Hubicka <jh@suse.cz>
19218 * except.c (remove_eh_handler_and_replace): Handle updating after
19219 removing TRY blocks.
19221 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19223 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19225 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19227 * varasm.c: Do not include c-pragma.h.
19228 * attribs.c: Do not incude c-common.h.
19230 2009-05-01 Michael Matz <matz@suse.de>
19232 * calls.c (initialize_argument_information): Handle SSA names like
19233 decls with a non MEM_P DECL_RTL.
19235 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19237 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19238 * ipa-utils.c: Likewise.
19239 * ipa-type-escape.c: Likewise.
19240 * cgraphunit.c Do not include c-common.h.
19241 * ipa-pure-const.c: Likewise.
19242 * tree-if-conv.c: Likewise.
19243 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19244 * ipa-struct-reorg.c: Likewise.
19245 * tree-nomudflap.c: Likewise.
19246 * tree-ssa-structalias.c: Likewise.
19248 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19250 * store-motion.c: Many cleanups to make this pass a first-class
19251 citizen instead of an appendix to gcse load motion. Add TODO list
19252 to make this pass faster/cleaner/better.
19254 (struct ls_expr): Post gcse.c-split cleanups.
19255 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19256 "stores" field to "avail_stores".
19257 (pre_ldst_mems): Rename to store_motion_mems.
19258 (pre_ldst_table): Rename to store_motion_mems_table.
19259 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19260 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19261 (ldst_entry): Rename to st_expr_entry, update users.
19262 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19263 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19264 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19266 (first_ls_expr): Rename to first_st_expr, update users.
19267 (next_ls_expr): Rename to next_st_expr, update users.
19268 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19269 fields properly for store motion instead of names inherited from load
19271 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19272 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19275 (ae_kill): Rename to st_kill, update users.
19276 (ae_gen): Rename to st_avloc, update users.
19277 (transp): Rename to st_transp, update users.
19278 (pre_insert_map): Rename to st_insert_map, update users.
19279 (pre_delete_map): Rename to st_delete_map, update users.
19280 (insert_store, build_store_vectors, free_store_memory,
19281 one_store_motion_pass): Update for abovementioned changes.
19283 (gcse_subst_count, gcse_create_count): Remove.
19284 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19285 and "n_stores_created", local variables.
19287 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19290 (regvec, compute_store_table_current_insn): Remove.
19291 (reg_set_info, reg_clear_last_set): Remove.
19292 (compute_store_table): Use DF caches instead of local dataflow
19295 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19297 * c-objc-common.c (c_tree_printer): Print identifiers with
19298 pp_identifier, not pp_string. Mark "({anonymous})" for
19300 * c-pretty-print.c (pp_c_ws_string): New.
19301 (pp_c_cv_qualifier, pp_c_type_specifier,
19302 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19303 pp_c_storage_class_specifier, pp_c_function_specifier,
19304 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19305 pp_c_primary_expression, pp_c_postfix_expression,
19306 pp_c_unary_expression, pp_c_shift_expression,
19307 pp_c_relational_expression, pp_c_equality_expression,
19308 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19309 use pp_string and pp_c_ws_string in place of pp_identifier and
19310 pp_c_identifier for non-identifiers. Mark English strings for
19312 * c-pretty-print.h (pp_c_ws_string): Declare.
19314 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19315 Roland McGrath <roland@redhat.com>
19317 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19318 (ENABLE_LD_BUILDID): New configuration option.
19319 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19320 (LINK_BUILDID_SPEC): New macro.
19321 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19323 * doc/install.texi: Document --enable-linker-build-id option.
19324 * configure: Rebuild.
19325 * config.in: Rebuild.
19327 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19329 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19330 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19331 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19332 MIPS_GP_SAVE_AREA_SIZE.
19333 * config/mips/mips.c (struct mips_frame_info): Update comment
19334 before arg_pointer_offset and hard_frame_pointer_offset.
19335 (mips_compute_frame_info): Update diagram before function: to
19336 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19337 indicate the position of frame_pointer_rtx with -fstack-protector and
19338 to show args_size. Don't allocate cprestore area for leaf functions
19339 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19341 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19343 2009-04-30 Michael Matz <matz@suse.de>
19345 PR tree-optimization/39955
19346 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19348 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19350 * ira.c (setup_cover_and_important_classes): Use safe macro
19351 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19353 * genpreds.c (write_tm_preds_h): Output suitable definition of
19354 REG_CLASS_FOR_CONSTRAINT.
19356 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19358 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19360 * bitmap.c (bitmap_descriptor): Likewise.
19361 * ggc-common.c (loc_descriptor): Likewise.
19362 * varray.c (varray_descriptor): Likewise.
19363 * vec.c (vec_descriptor): Likewise.
19365 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19367 * Makefile.in (dce.o): Add $(EXCEPT_H).
19368 * dce.c: Include except.h and delete redundant vector definitions.
19369 (deletable_insn_p): Return false for non-call insns that can throw
19372 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19374 * gcse.c (ae_gen): Remove.
19375 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19376 and make non-static function to make it available in store-motion.c.
19377 Update call sites with search-and-replace.
19378 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19379 extract_mentioned_regs, extract_mentioned_regs_helper,
19380 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19381 store_killed_in_insn, store_killed_after, store_killed_before,
19382 build_store_vectors, insert_insn_start_basic_block, insert-store,
19383 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19384 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19385 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19386 * store-motion.c: ...new file. Also copy data structures from gcse.c
19387 and clean up to remove parts not used by store motion.
19388 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19389 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19391 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19394 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19395 when optimizing for size.
19397 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19399 * gcse.c (gcse_constant_p): Fix typo in last change.
19401 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19403 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19405 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19407 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19409 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19411 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19412 CONST_HIGH_PART result.
19414 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19416 * config/avr/avr.c (initial_elimination_offset): Rename to
19417 avr_initial_elimination_offset.
19418 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19419 change return type to bool.
19420 (avr_can_eliminate): New function.
19421 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19422 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19423 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19424 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19425 avr_initial_elimination_offset.
19426 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19427 (avr_initial_elimination_offset): Define.
19429 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19430 Steven Bosscher <steven@gcc.gnu.org>
19432 PR rtl-optimization/39938
19433 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19434 * cfgrtl.c: Include insn-attr.h.
19435 (rest_of_pass_free_cfg): New function.
19436 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19437 * resource.c (init_resource_info): Remove call to df_analyze.
19439 2009-04-29 Richard Guenther <rguenther@suse.de>
19442 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19443 allow conversion to signed integers.
19445 2009-04-29 Richard Guenther <rguenther@suse.de>
19447 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19448 shifts of floating point vectors if the shift amount is
19449 a constant multiple of the element size.
19451 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19452 Michael Matz <matz@suse.de>
19454 PR middle-end/39927
19456 * tree-outof-ssa.c (emit_partition_copy): New function.
19457 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19458 insert_part_to_rtx_on_edge): Perform the partition base var
19459 copy using emit_partition_copy.
19460 (insert_value_copy_on_edge): Convert constants to the right mode.
19461 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19462 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19464 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19466 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19467 scan backwards to try to find a constant to initialize it.
19469 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19470 insn before the loop_end instruction, don't look past labels.
19472 2009-04-29 Richard Guenther <rguenther@suse.de>
19474 PR middle-end/39937
19475 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19476 loose type conversions.
19477 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19478 stmts only if there are no uses of its definition.
19480 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19482 * config/bfin/bfin.h (splitting_loops): Declare.
19483 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19484 Reorder bit definitions to be ascending.
19485 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19486 * config/bfin/bfin.c (splitting_loops): New variable.
19487 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19488 (struct loop_info): Remove members INIT and LOOP_INIT.
19489 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19490 the LSETUP sequence. Allow LC to be loaded from any register, but
19491 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19492 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19494 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19495 of reload_completed.
19498 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19500 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19502 * Makefile.in (PLUGIN_VERSION_H): New.
19503 (OBJS-common): Remove plugin-version.o.
19504 (plugin.o): Depend on (PLUGIN_VERSION_H).
19505 (plugin-version.o): Remove.
19506 * configure: Regenerate
19507 * configure.ac: Create plugin-version.h.
19508 * gcc-plugin.h (plugin_gcc_version): Remove.
19509 (plugin_default_version_check): Change signature.
19510 * plugin-version.c: Remove.
19511 * plugin.c: Include plugin-version.h.
19512 (str_plugin_gcc_version_name): Remove.
19513 (try_init_one_plugin): Pass gcc version to plugin_init.
19514 (plugin_default_version_check): Both gcc and plugin versions are now
19517 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19519 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19520 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19521 Remove special case testing for last insn of inner loops. Don't fail
19522 if the loop ends with a jump, emit an extra nop instead.
19524 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19525 DREGS rather than comparing directly. Remove code that tries to
19526 account for latencies.
19528 2009-04-29 Richard Guenther <rguenther@suse.de>
19530 PR tree-optimization/39941
19531 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19532 eliminating an indirect call.
19534 2009-04-29 Richard Guenther <rguenther@suse.de>
19536 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19537 parameter. Allow invariants as base if !require_lvalue.
19538 (verify_gimple_assign_single): Adjust.
19540 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19542 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19543 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19544 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19545 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19546 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19548 * config/bfin/bfin.c (bfin_expand_builtin,
19549 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19551 2009-04-28 Richard Guenther <rguenther@suse.de>
19553 * tree-vect-loop.c (get_initial_def_for_induction): Use
19554 correct types for pointer increment.
19556 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19558 * toplev.c (print_version): Update GMP version string calculation.
19560 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19562 PR rtl-optimization/39938
19563 * resource.c (init_resource_info): Add call to df_analyze.
19565 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19567 * config/alpha/alpha.md (usegp): Cast the result of
19568 alpha_find_lo_sum_using_gp to enum attr_usegp.
19569 * config/alpha/alpha.c (override_options): Remove end-of-structure
19570 marker element from cpu_table. Use array size of cpu_table to handle
19571 -mcpu and -mtune options.
19572 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19574 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19576 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19577 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19578 tune_32 and tune_64.
19579 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19580 support on PowerPC.
19581 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19582 * config/rs6000/option-defaults.h: ... here. New file.
19583 (OPT_64, OPT_32): Define.
19584 (MASK_64BIT): Define to 0 if not already defined.
19585 (OPT_ARCH64, OPT_ARCH32): Define.
19586 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19589 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19591 * config/arm/arm.c (arm_override_options): Emit error on using
19594 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19596 PR rtl-optimization/39914
19597 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19598 registers for allocnos created from user-defined variables only
19599 when not optimizing.
19601 2009-04-28 Richard Guenther <rguenther@suse.de>
19603 PR middle-end/39937
19604 * fold-const.c (fold_binary): Use distribute_real_division only
19607 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19609 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19610 add hpux-stdint.h to tm_file.
19611 (hppa[12]*-*-hpux11*): Ditto.
19612 (ia64*-*-hpux*): Ditto.
19613 * config/hpux-stdint.h: New.
19614 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19615 __STDC_EXT__ for all compiles.
19616 * config/pa/pa-hpux.h: Ditto.
19617 * config/pa/pa-hpux10.h: Ditto.
19618 * config/pa/pa-hpux11.h: Ditto.
19620 2009-04-28 Catherine Moore <clm@codesourcery.com>
19622 * debug.h (set_name): Add comment.
19624 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19627 * config/darwin.c (machopic_gen_offset): Check
19628 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19629 * config/arm/arm.c (require_pic_register): Likewise.
19631 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19633 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19634 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19635 m32c_promote_prototypes): Delete.
19637 2009-04-28 Michael Matz <matz@suse.de>
19639 PR middle-end/39922
19640 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19643 2009-04-28 Richard Guenther <rguenther@suse.de>
19645 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19647 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19649 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19650 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19651 * config/arm/arm-tune.md: Regenerate.
19653 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19655 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19656 block if there are complex incoming edges.
19657 (sel_merge_blocks): Remove useless assert.
19658 (sel_redirect_edge_and_branch): Check that edge was redirected.
19659 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19660 (sel_find_rgns): Delete declaration.
19661 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19662 the region when it is not a preheader.
19664 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19667 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19669 2009-04-28 Richard Guenther <rguenther@suse.de>
19671 * tree.h (SSA_NAME_VALUE): Remove.
19672 (struct tree_ssa_name): Remove value_handle member.
19673 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19674 array for jump threading.
19675 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19677 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19678 * tree-flow.h (threadedge_initialize_values): Declare.
19679 (threadedge_finalize_values): Likewise.
19680 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19681 (SSA_NAME_VALUE): Define.
19682 (threadedge_initialize_values): New function.
19683 (threadedge_finalize_values): Likewise.
19684 * tree-ssa-dom.c (ssa_name_values): New global variable.
19685 (SSA_NAME_VALUE): Define.
19686 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19688 2009-04-28 Ira Rosen <irar@il.ibm.com>
19690 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19691 Use REPORT_VECTORIZED_LOCATIONS instead
19692 REPORT_VECTORIZED_LOOPS.
19693 * tree-vectorizer.c (vect_verbosity_level): Make static.
19694 (vect_loop_location): Rename to vect_location.
19695 (vect_set_verbosity_level): Update comment.
19696 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19698 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19699 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19700 instead REPORT_UNVECTORIZED_LOOPS.
19701 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19702 and vect_loop_def to vect_external_def and vect_internal_def.
19703 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19704 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19705 REPORT_UNVECTORIZED_LOCATIONS.
19706 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19707 and vect_used_in_loop and to vect_unused_in_scope and
19708 vect_used_in_scope.
19709 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19710 (vect_verbosity_level): Remove declaration.
19711 (vect_analyze_operations): Likewise.
19712 (vect_analyze_stmt): Declare.
19713 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19714 REPORT_UNVECTORIZED_LOCATIONS.
19715 (vect_get_loop_niters): Fix indentation.
19716 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19717 (vect_analyze_loop_operations): New function.
19718 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19719 vect_analyze_operations.
19720 (vect_is_simple_reduction): Use new names.
19721 (vectorizable_live_operation, vect_transform_loop): Likewise.
19722 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19723 to specify whether the data references can be a part of interleaving
19725 (vect_analyze_data_ref_dependence): Use new names.
19726 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19727 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19728 * tree-vect-patterns.c (widened_name_p): Use new names.
19729 (vect_recog_dot_prod_pattern): Likewise.
19730 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19731 (process_use, vect_mark_stmts_to_be_vectorized,
19732 vect_model_simple_cost, vect_model_store_cost,
19733 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19734 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19735 vectorizable_operation, vectorizable_type_demotion,
19736 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19737 vectorizable_condition): Likewise.
19738 (vect_analyze_operations): Split into vect_analyze_loop_operations
19740 (vect_analyze_stmt): ... new function.
19741 (new_stmt_vec_info): Use new names.
19742 (vect_is_simple_use): Use new names and fix comment.
19743 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19744 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19746 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19749 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19750 and integer modes for x87 operands. Do not ICE for unsupported size,
19751 generate error instead. Generate error for unsupported operand types.
19752 ['z']: Do not handle HImode memory operands specially. Warning
19753 for floating-point operands. Fallthru to 'Z' for unsupported operand
19754 types. Do not ICE for unsupported size, generate error instead.
19755 (output_387_binary_op): Use %Z to output operands.
19756 (output_fp_compare): Ditto.
19757 (output_387_reg_move): Ditto.
19759 2009-04-28 Ben Elliston <bje@au.ibm.com>
19764 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19766 * builtins.c (c_strlen): Do not warn here.
19767 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19768 * c-common.c (pointer_int_sum): Take an explicit location.
19769 Warn about offsets out of bounds.
19770 * c-common.h (pointer_int_sum): Adjust declaration.
19772 2009-04-27 Ian Lance Taylor <iant@google.com>
19774 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19776 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19777 * df-core.c (df_set_flags): Change return type to int. Change
19778 type of old_flags to int.
19779 (df_clear_flags): Likewise.
19780 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19781 (df_get_conditional_uses): Likewise.
19782 * df.h (df_set_flags, df_clear_flags): Update declarations.
19783 * dwarf2out.c (struct indirect_string_node): Change type of form
19784 field to enum dwarf_form.
19785 (AT_string_form): Change return type to enum dwarf_form.
19786 * fixed-value.c (fixed_compare): Add cast to enum type.
19787 * fwprop.c (update_df): Change 0 to VOIDmode.
19788 * gensupport.c: Change 0 to UNKNOWN.
19789 * gimple.h (gimple_cond_code): Add cast to enum type.
19790 * haifa-sched.c (reemit_notes): Add cast to enum type.
19791 * hooks.c (hook_int_void_no_regs): Remove function.
19792 * hooks.h (hook_int_void_no_regs): Remove declaration.
19793 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19794 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19795 * real.c (real_arithmetic): Add cast to enum type.
19796 (real_compare): Likewise.
19797 * target.h (struct gcc_target): Change return type of
19798 branch_target_register_class to enum reg_class.
19799 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19800 default_branch_target_register_class.
19801 * targhooks.c (default_branch_target_register_class): New function.
19802 * targhooks.h (default_branch_target_register_class): Declare.
19803 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19804 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19806 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19808 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19809 vect_uninitialized_def. Change 0 to ERROR_MARK.
19810 * tree-vect-stmts.c (supportable_widening_operation): Don't
19811 initialize icode1 and icode2.
19812 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19813 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19815 (cmn_err_flag_specs): Change 0 to STD_C89.
19816 (cmn_err_char_table): Likewise.
19817 * config/arm/arm.c (get_arm_condition_code): Change type of code
19818 to enum arm_cond_code.
19819 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19820 (IWMMXT_BUILTIN2): Likewise.
19821 (neon_builtin_type_bits): Don't define typedef.
19822 (neon_builtin_datum): Change type of bits field to int.
19823 (arm_expand_neon_args): Add cast to enum type.
19824 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19826 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19827 casts to enum type.
19828 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19830 * config/mips/mips.md (jal_macro): Return enum constant.
19831 (single_insn): Likewise.
19832 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19834 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19835 casts to enum type.
19836 * config/s390/s390.c (s390_tune_flags): Change type to int.
19837 (s390_arch_flags): Likewise.
19838 (s390_handle_arch_option): Change flags field of struct pta to int.
19839 * config/s390/s390.h (s390_tune_flags): Update declaration.
19840 (s390_arch_flags): Likewise.
19841 * config/sh/sh.c (prepare_move_operands): Compare
19842 tls_symbolic_operand result with enum constant.
19843 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19844 (sh_expand_prologue): Add cast to enum type.
19845 (sh_expand_epilogue): Likewise.
19846 (tls_symbolic_operand): Change return type to enum tls_model.
19847 (fpscr_set_from_mem): Add cast to enum type.
19848 (legitimize_pic_address): Compare tls_symbolic_operand result with
19850 (sh_target_reg_class): Change return type to enum reg_class.
19851 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19853 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19854 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19855 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19856 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19857 (delayed_branch, tls_call_delay): Likewise.
19858 (eligible_for_sibcall_delay): Likewise.
19859 (eligible_for_return_delay): Likewise.
19860 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19861 (spu_expand_builtin_1): Likewise.
19863 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19864 for all types of conversions.
19865 (output_init_element): Issue -Wc++-compat warning if needed when
19866 initializing a bitfield with enum type.
19867 * c-parser.c (c_parser_expression): Set original_type to
19868 original_type of right hand operand of comma operator.
19870 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19872 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19874 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19875 * doc/cpp.texi (Standard Predefined Macros)
19876 (Implementation-defined behavior): Likewise.
19877 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19878 * doc/gimple.texi (GIMPLE Exception Handling)
19879 (@code{GIMPLE_ASSIGN}): Likewise.
19880 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19881 * doc/invoke.texi (Warning Options, Optimize Options)
19882 (AVR Options, Darwin Options): Likewise.
19883 (Optimize Options): Reformulate -fwhole-program description.
19884 * doc/loop.texi (Lambda): Likewise.
19885 * doc/md.texi (Output Template, Define Constraints)
19886 (Standard Names, Insn Splitting): Likewise.
19887 * doc/options.texi (Option properties): Likewise.
19888 * doc/passes.texi (Tree-SSA passes): Likewise.
19889 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19890 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19891 (File Names and DBX): Likewise.
19892 * doc/trouble.texi (Incompatibilities): Likewise.
19894 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19896 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19897 instruction is correct.
19899 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19901 Allow non-constant arguments to conversion intrinsics.
19902 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19903 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19904 * spu.c (print_operand): Handle 'v' and 'w'.
19905 (exp2_immediate_p, spu_gen_exp2): Define.
19906 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19907 spu_convtf_1): Update parameter descriptions.
19908 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19909 * constraints.md ('v', 'w'): New.
19910 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19912 (i2f, I2F): New define_mode_attr.
19913 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19914 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19915 fixuns_truncv4sfv4si2): Update to use mode attribute.
19916 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19917 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19918 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19919 patterns for combine.
19921 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19923 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19924 (cprop, hoist, pre, store_motion): New debug counters.
19925 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19926 is not an RTL pass anymore.
19927 (pass_profiling): Remove extern decl for pass removed in 2005.
19928 (pass_gcse, pass_jump_bypass): Remove.
19929 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19930 to 0 for clean state.
19931 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19932 * cse.c (gate_handle_cse_after_global_opts,
19933 rest_of_handle_cse_after_global_opts): New functions.
19934 (pass_cse_after_global_opts): New pass, does local CSE.
19935 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19936 (TV_CPROP): New timevar.
19937 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19938 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19939 (gcse_main, recompute_all_luids): Remove.
19940 (compute_hash_table_work): Call max_reg_num instead of reading
19942 (cprop_jump): Don't set run_jump_opt_after_gcse.
19943 (constprop_register): Always allow to alter jumps.
19944 (cprop_insn): Likewise.
19945 (do_local_cprop): Likewise.
19946 (local_cprop_pass): Likewise. Return non-zero if something changed.
19947 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19948 (find_implicit_sets): Add note about missed optimization opportunity.
19949 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19950 pass_rtl_cprop execute function.
19951 Don't bother tracking the pass number, each pass gets its own dumpfile
19953 Always allow to alter jumpsand bypass jumps.
19954 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19955 will just find no suitable set.
19956 (pre_edge_insert): Fix dumping, this function is for PRE only.
19957 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19958 pass_rtl_pre execute function.
19959 (hoist_code): Return non-zero if something changed. Keep track of
19960 substitutions and insertions for statistics gathering similar to PRE.
19961 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19962 called from the pass_rtl_hoist execute function. Show pass statistics.
19963 (compute_store_table): Use max_reg_num directly instead of using the
19964 formerly global max_gcse_regno.
19965 (build_store_vectors): Likewise.
19966 (replace_store_insn): Fix dumping.
19967 (store_motion): Rename to ...
19968 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19969 pass, called from the pass_rtl_store_motion execute function. Keep
19970 track of substitutions and insertions for statistics gathering similar
19972 (bypass_jumps): Remove, fold interesting bits into ...
19973 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19974 from the pass_rtl_cprop execute function.
19975 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19976 pass_jump_bypass): Remove.
19977 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19978 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19979 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19980 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19981 (gate_rtl_store_motion, execute_rtl_store_motion,
19982 pass_rtl_store_motion): New.
19983 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19984 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19985 * passes.c (init_optimization_passes): Remove pass_gcse and
19986 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19987 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19988 instead of pass_jump_bypass.
19990 2009-04-27 Richard Guenther <rguenther@suse.de>
19992 PR middle-end/39928
19993 * gimplify.c (gimplify_expr): If we are required to create
19994 a temporary make sure it ends up as register.
19996 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19999 * config/i386/i386.c (construct_container): Don't call
20000 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20001 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20003 2009-04-27 Michael Matz <matz@suse.de>
20005 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20006 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20007 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20008 (dump_replaceable_exprs): Take a bitmap.
20009 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20011 (expand_gimple_basic_block): Likewise.
20012 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20013 replaceable_expressions member a bitmap.
20014 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20015 (mark_replaceable): Likewise.
20016 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20017 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20019 2009-04-27 Richard Guenther <rguenther@suse.de>
20021 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20022 (verify_stmts): Dispatch to gimple/type verification code.
20023 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20024 issue with call argument types.
20026 2009-04-27 Michael Matz <matz@suse.de>
20028 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20029 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20032 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20033 Eric Botcazou <ebotcazou@adacore.com>
20035 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20036 a label's basic block.
20037 (mark_target_live_regs): Tidy and rework obsolete comments.
20038 Change back DF problem to LIVE. If a label starts a basic block,
20039 assume that all registers that used to be live then still are.
20040 (init_resource_info): If a label starts a basic block, set its
20041 BLOCK_FOR_INSN accordingly.
20042 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20044 2009-04-27 Richard Guenther <rguenther@suse.de>
20046 * tree-flow-inline.h (function_ann): Remove.
20047 (get_function_ann): Likewise.
20048 * tree-dfa.c (create_function_ann): Remove.
20049 * tree-flow.h (struct static_var_ann_d): Remove.
20050 (struct function_ann_d): Likewise.
20051 (union tree_ann_d): Remove fdecl member.
20052 (function_ann_t): Remove.
20053 (function_ann, get_function_ann, create_function_ann): Remove
20056 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20058 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20060 2009-04-27 Jan Hubicka <jh@suse.cz>
20062 * ipa-pure-const.c (struct funct_state_d): New fields
20063 state_previously_known, looping_previously_known; remove
20064 state_set_in_source.
20065 (analyze_function): Use new fields.
20066 (propagate): Avoid assumption that state_set_in_source imply
20069 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20070 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20071 * cfgloop.h (finite_loop_p): Declare.
20073 2009-04-26 Michael Matz <matz@suse.de>
20075 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20077 2009-04-26 Michael Matz <matz@suse.de>
20079 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20080 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20081 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20082 pass_mark_used_blocks): Remove.
20083 * tree-optimize.c (pass_free_datastructures,
20084 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20085 * passes.c (init_optimization_passes): Don't call
20086 pass_mark_used_blocks, remove dead code.
20088 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20090 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20091 * tree-ssa-live.h (register_ssa_partition): Likewise.
20093 2009-04-26 Michael Matz <matz@suse.de>
20096 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20097 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20098 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20100 (compare_pairs): Swap cost comparison.
20101 (coalesce_ssa_name): Don't use change_partition_var.
20102 * tree-nrv.c (struct nrv_data): Add modified member.
20103 (finalize_nrv_r): Set it.
20104 (tree_nrv): Use it to update statements.
20105 (pass_nrv): Require PROP_ssa.
20106 * tree-mudflap.c (mf_decl_cache_locals,
20107 mf_build_check_statement_for): Use make_rename_temp.
20108 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20109 * alias.c (find_base_decl): Handle SSA names.
20110 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20111 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20112 * rtl.h (set_reg_attrs_for_parm): Declare.
20113 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20114 to "optimized", remove unused locals at finish.
20115 (execute_free_datastructures): Make global, call
20116 delete_tree_cfg_annotations.
20117 (execute_free_cfg_annotations): Don't call
20118 delete_tree_cfg_annotations.
20120 * ssaexpand.h: New file.
20121 * expr.c (toplevel): Include ssaexpand.h.
20122 (expand_assignment): Handle SSA names the same as register variables.
20123 (expand_expr_real_1): Expand SSA names.
20124 * cfgexpand.c (toplevel): Include ssaexpand.h.
20125 (SA): New global variable.
20126 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20127 (SSAVAR): New macro.
20128 (set_rtl): New helper function.
20129 (add_stack_var): Deal with SSA names, use set_rtl.
20130 (expand_one_stack_var_at): Likewise.
20131 (expand_one_stack_var): Deal with SSA names.
20132 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20133 before unique numbers.
20134 (expand_stack_vars): Use set_rtl.
20135 (expand_one_var): Accept SSA names, add asserts for them, feed them
20136 to above subroutines.
20137 (expand_used_vars): Expand all partitions (without default defs),
20138 then only the local decls (ignoring those expanded already).
20139 (expand_gimple_cond): Remove edges when jumpif() expands an
20140 unconditional jump.
20141 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20142 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20144 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20145 members of SA; deal with PARM_DECL partitions here; expand
20146 all PHI nodes, free tree datastructures and SA. Commit instructions
20147 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20148 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20149 info and statements at start, collect garbage at finish.
20150 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20151 (VAR_ANN_PARTITION) Remove.
20152 (change_partition_var): Don't declare.
20153 (partition_to_var): Always return SSA names.
20154 (var_to_partition): Only accept SSA names.
20155 (register_ssa_partition): Only check argument.
20156 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20158 (delete_var_map): Don't free it.
20159 (var_union): Only accept SSA names, simplify.
20160 (partition_view_init): Mark only useful SSA names as used.
20161 (partition_view_fini): Only deal with SSA names.
20162 (change_partition_var): Remove.
20163 (dump_var_map): Use ssa_name instead of partition_to_var member.
20164 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20166 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20167 (struct _elim_graph): New member const_dests; nodes member vector of
20169 (set_location_for_edge): New static helper.
20170 (create_temp): Remove.
20171 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20172 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20173 (new_elim_graph): Allocate const_dests member.
20174 (clean_elim_graph): Truncate const_dests member.
20175 (delete_elim_graph): Free const_dests member.
20176 (elim_graph_size): Adapt to new type of nodes member.
20177 (elim_graph_add_node): Likewise.
20178 (eliminate_name): Likewise.
20179 (eliminate_build): Don't take basic block argument, deal only with
20180 partition numbers, not variables.
20181 (get_temp_reg): New static helper.
20182 (elim_create): Use it, deal with RTL temporaries instead of trees.
20183 (eliminate_phi): Adjust all calls to new signature.
20184 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20185 (rewrite_trees): Only do checking.
20186 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20187 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20188 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20189 contains_tree_r, MAX_STMTS_IN_LATCH,
20190 process_single_block_loop_latch, analyze_edges_for_bb,
20191 perform_edge_inserts): Remove.
20192 (expand_phi_nodes): New global function.
20193 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20194 functions, initialize new parameter, remember partitions having a
20196 (finish_out_of_ssa): New global function.
20197 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20198 don't reset in_ssa_p here, don't disable TER when mudflap.
20199 (pass_del_ssa): Remove.
20200 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20202 (execute_free_datastructures): Declare.
20203 * Makefile.in (SSAEXPAND_H): New variable.
20204 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20205 * basic-block.h (commit_one_edge_insertion): Declare.
20206 * passes.c (init_optimization_passes): Move pass_nrv and
20207 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20208 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20209 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20210 (redirect_branch_edge): Deal with super block when expanding, split
20211 out jump patching itself into ...
20212 (patch_jump_insn): ... here, new static helper.
20214 2009-04-26 Michael Matz <matz@suse.de>
20216 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20217 beyond num_ssa_names.
20218 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20219 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20221 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20223 PR inline-asm/39543
20224 * fwprop.c (forward_propagate_asm): New function.
20225 (forward_propagate_and_simplify): Propagate also into __asm, if it
20226 doesn't increase the number of referenced registers.
20229 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20231 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20233 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20234 note_nonlocal_vla_type for nonlocal VLAs.
20235 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20236 contains_remapped_vars, remap_vla_decls): New functions.
20237 (convert_nonlocal_reference_stmt): If not optimizing, call
20238 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20239 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20240 if it wasn't found in var_map.
20241 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20242 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20243 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20245 * gimplify.c (nonlocal_vlas): New variable.
20246 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20248 (gimplify_body): Create and destroy nonlocal_vlas.
20250 * dwarf2out.c (loc_descr_plus_const): New function.
20251 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20252 mem_loc_descriptor, loc_descriptor_from_tree_1,
20253 descr_info_loc, gen_variable_die): Use it.
20255 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20256 !TREE_STATIC VAR_DECLs.
20257 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20258 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20259 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20260 DECL_BY_REFERENCE is valid.
20261 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20262 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20263 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20264 Copy DECL_BY_REFERENCE.
20265 (struct nesting_copy_body_data): New type.
20266 (nesting_copy_decl): New function.
20267 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20268 if they have variable length.
20270 2009-04-26 Michael Matz <matz@suse.de>
20272 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20273 mark new temporaries for renaming.
20275 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20278 * c-decl.c (global_bindings_p): Return negative value.
20279 (c_variable_size): New. Based on variable_size from
20281 (grokdeclarator): Call c_variable_size not variable_size.
20283 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20285 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20287 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20289 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20290 Redefine it to just use mingw/include.
20291 (ASM_SPEC): Rules for -m32 and -m64.
20292 (LINK_SPEC): Use Likewise.
20293 (SPEC_32): New define.
20294 (SPEC_64): Likewise.
20295 (SUB_LINK_SPEC): Likewise.
20296 (MULTILIB_DEFAULTS): New define.
20297 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20298 Add multilib options.
20299 (MULTILIB_DIRNAMES): Likewise.
20300 (MULTILIB_OSDIRNAMES): Likewise.
20301 (LIBGCC): Likewise.
20302 (INSTALL_LIBGCC): Likewise.
20304 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20307 * c-tree.h (enum c_inline_static_type): New.
20308 (record_inline_static): Declare.
20309 * c-decl.c (struct c_inline_static, c_inline_statics,
20310 record_inline_static, check_inline_statics): New.
20311 (pop_file_scope): Call check_inline_statics.
20312 (start_decl): Call record_inline_static instead of pedwarning
20313 directly for static in inline function.
20314 * c-typeck.c (build_external_ref): Call record_inline_static
20315 instead of pedwarning directly for static referenced in inline
20318 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20320 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20321 not new but only being rescanned.
20322 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20323 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20324 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20325 record_set_info, compute_set, grealloc): Remove.
20326 (recompute_all_luids): New function.
20327 (gcse_main): Don't compute sets, and don't do related memory
20328 allocations/free-ing. If something changed before the end of the
20329 pass, update LUIDs using recompute_all_luids.
20330 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20331 (free_gcse_mem): Don't free it either.
20332 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20333 Use the df insn LUIDs.
20334 (load_killed_in_block): Likewise.
20335 (compute_hash_table_work): Don't compute reg_set_in_block.
20336 (compute_transp): Use DF_REG_DEF_CHAINs.
20337 (local_cprop_pass): Don't use compute_sets and related functions.
20338 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20339 Use get_max_uid() instead of max_cuid.
20340 (insert_insn_end_basic_block, pre_insert_copy_insn,
20341 update_ld_motion_stores): Don't try to
20342 keep reg_set tables up to date.
20343 (pre_insert_copies): Use df insn LUIDs.
20344 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20345 (reg_set_info): Don't use extra bitmap argument.
20346 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20347 information to compute regs_set_in_block.
20348 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20349 (bypass_jumps): Don't use compute_sets and friends.
20351 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20354 * opts.c (undocumented_msg): Do not leave blank even with
20357 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20359 * c-decl.c (build_enumerator): Allow values folding to integer
20360 constants but not integer constant expressions with a pedwarn if
20363 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20366 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20367 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20368 type is an integer constant.
20370 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20373 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20376 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20379 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20380 with variably modified return type and no storage class
20381 specifiers, except for the case of nested functions. Distinguish
20382 extern declarations of functions with variably modified return
20383 types from those of objects with variably modified types.
20385 2009-04-25 Jan Hubicka <jh@suse.cz>
20387 * tree.c (list_equal_p): New function.
20388 * tree.h (list_equal_p): Declare.
20389 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20390 basic_block_def, basic_block, const_basic_block): New.
20391 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20392 (redirect_eh_edge): New function.
20393 (make_eh_edge_update_phi): EH edges are not abnormal.
20394 * except.c: Include tree-flow.h.
20395 (list_match): New function.
20396 (eh_region_replaceable_by_p): New function.
20397 (replace_region): New function.
20398 (hash_type_list): New function.
20399 (hash_eh_region): New function.
20400 (eh_regions_equal_p): New function.
20401 (merge_peers): New function.
20402 (remove_unreachable_regions): Verify EH tree when checking;
20404 (copy_eh_region_1): New function.
20405 (copy_eh_region): New function.
20406 (push_reachable_handler): New function.
20407 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20408 regions without label but with live RESX.
20409 * except.h (redirect_eh_edge_to_label): New.
20410 * tree-flow.h (redirect_eh_edge): New.
20411 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20412 basic_block_def, basic_block, const_basic_block): Remove.
20413 * Makefile.in (except.o): Add dependency on tree-flow.h
20414 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20415 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20418 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20421 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20422 on the destination of memcpy.
20424 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20426 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20427 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20428 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20430 2009-04-25 Jan Hubicka <jh@suse.cz>
20432 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20433 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20434 to be reached by different label than left.
20435 (update_eh_edges): Update comment; remove edge_to_remove if possible
20436 and return true if suceeded.
20437 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20438 (cleanup_eh): Compute sharing map.
20439 * except.c (remove_eh_handler_and_replace): Add argument if we should
20441 (remove_unreachable_regions): Update for label sharing.
20442 (label_to_region_map): Likewise.
20443 (get_next_region_sharing_label): New function.
20444 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20446 (remove_eh_handler): Update.
20447 (remove_eh_region_and_replace_by_outer_of): New function.
20448 * except.h (struct eh_region): Add next_region_sharing_label.
20449 (remove_eh_region_and_replace_by_outer_of,
20450 get_next_region_sharing_label): Declare.
20451 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20453 2009-04-25 Jan Hubicka <jh@suse.cz>
20455 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20456 insert code even if they are not critical.
20458 2009-04-25 Jan Hubicka <jh@suse.cz>
20460 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20461 (gimple_can_remove_branch_p): EH edges won't remove branch by
20463 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20464 updating of non-abnormal EH edges.
20465 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20466 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20467 (split_critical_edges): Split also edges where emitting code on them
20468 will lead to splitting later.
20470 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20471 H.J. Lu <hongjiu.lu@intel.com>
20474 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20475 the configured assembler supports fildq and fistpq mnemonics.
20476 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20477 * configure: Regenerated.
20478 * config.in: Ditto.
20480 * config/i386/i386.c (print_operand): Handle 'Z'.
20481 ['z']: Remove handling of special fild/fist suffixes.
20482 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20483 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20484 suffix of fild insn.
20485 (*floatsi<mode>2_vector_mixed): Ditto.
20486 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20487 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20488 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20489 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20490 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20492 2009-04-25 Ben Elliston <bje@au.ibm.com>
20494 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20495 the source of a set operation.
20497 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20499 * target.h (struct gcc_target): Add case_values_threshold field.
20500 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20501 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20502 * targhooks.c (default_case_values_threshold): New function.
20503 * targhooks.h (default_case_values_threshold): Declare function.
20504 * stmt.c (expand_case): Use case_values_threshold target hook.
20505 * expr.h (case_values_threshold): Remove declartation.
20506 * expr.c (case_values_threshold): Remove function.
20507 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20509 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20510 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20511 (avr_case_values_threshold): Declare as static.
20512 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20514 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20515 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20516 (mn10300_case_values_threshold): New function.
20518 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20520 * ira.c (setup_cover_and_important_classes): Add enum cast.
20522 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20524 * genpreds.c (write_enum_constraint_num): Output definition of
20525 CONSTRAINT_NUM_DEFINED_P macro.
20526 * ira.c (setup_cover_and_important_classes): Use
20527 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20529 2009-04-24 DJ Delorie <dj@redhat.com>
20531 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20532 __SH2A_SINGLE_ONLY__ also.
20534 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20536 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20537 (movdf_internal): Ditto.
20538 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20539 SFmode and DFmode constants.
20540 (ia64_print_operand): Add 'G' format for printing
20541 floating point constants.
20543 2009-04-24 Richard Guenther <rguenther@suse.de>
20545 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20546 from unsigned additions.
20548 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20550 * c-typeck.c (set_init_index): Allow array designators that are
20551 not integer constant expressions with a pedwarn if pedantic.
20553 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20555 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20556 zero if no overlap in nonzero bits between the operands.
20558 2009-04-24 Ian Lance Taylor <iant@google.com>
20560 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20561 (record_dead_and_set_regs): Likewise.
20562 * df.h (struct df_mw_hardreg): Change flags field to int.
20563 (struct df_base_ref): Likewise.
20564 (struct df): Change changeable_flags field to int.
20565 * df-scan.c (df_defs_record): Change clobber_flags to int.
20566 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20567 constants rather than #define macros.
20568 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20569 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20570 (enum dwarf_calling_convention): Likewise.
20571 (enum dwarf_line_number_x_ops): Likewise.
20572 (enum dwarf_call_frame_info): Likewise.
20573 (enum dwarf_source_language): Likewise.
20574 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20575 (add_calling_convention_attribute): Likewise.
20576 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20577 (combine_comparisons): Change compcode to int. Add cast to enum type.
20578 * genrecog.c (maybe_both_true_2): Change c to int.
20579 (write_switch): Likewise. Add cast to enum type.
20580 * gimplify.c (gimplify_omp_for): Handle return values from
20581 gimplify_expr using MIN rather than bitwise or.
20582 (gimplify_expr): Add cast to enum type.
20583 * ipa-prop.c (update_jump_functions_after_inlining): Change
20584 IPA_BOTTOM to IPA_JF_UNKNOWN.
20585 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20586 Add casts to enum type.
20587 (setup_cover_and_important_classes): Change cl to int. Add casts
20589 (setup_class_translate): Change cl and mode to int.
20590 (ira_init_once): Change mode to int.
20591 (free_register_move_costs): Likewise.
20592 (setup_prohibited_mode_move_regs): Add casts to enum type.
20593 * langhooks.c (add_builtin_function_common): Rework assertion that
20594 value fits bitfield.
20595 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20596 * omega.c (omega_do_elimination): Avoid math on enum types.
20597 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20598 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20599 int local to handle integral_argment value.
20600 * regmove.c (try_auto_increment): Change PUT_MODE to
20602 * reload.c (push_secondary_reload): Add casts to enum type.
20603 (secondary_reload_class, find_valid_class): Likewise.
20604 * reload1.c (emit_input_reload_insns): Likewise.
20605 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20606 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20607 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20609 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20610 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20612 (expand_complex_libcall): Add casts to enum type.
20613 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20614 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20615 with ERROR_MARK, not NUM_TREE_CODES.
20616 (vect_create_epilog_for_reduction): Likewise.
20617 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20618 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20619 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20621 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20622 vect_unused_in_loop. Change 0 to loop_vect.
20623 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20624 * var-tracking.c (get_init_value): Change return type to enum
20626 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20627 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20629 (arm_override_options): Add casts to enum type.
20630 (arm_emit_tls_decoration): Likewise.
20631 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20633 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20634 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20635 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20637 * config/s390/s390.c (code_for_builtin_64): Change to array of
20639 (code_for_builtin_31): Likewise.
20640 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20642 * config/sparc/sparc.c (sparc_override_options): Change value
20643 field in struct code_model to enum cmodel. In initializer change
20644 0 to NULL and add cast to enum type.
20646 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20647 Change all callers. Issue a -Wc++-compat warning using
20648 lhs_origtype if necessary.
20649 (convert_for_assignment): Issue -Wc++-compat warnings about
20650 invalid conversions to enum type on assignment.
20651 * c-common.h (build_modify_expr): Update declaration.
20653 2009-04-24 Nick Clifton <nickc@redhat.com>
20655 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20656 (function_arg_advance): Likewise.
20657 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20660 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20662 * config/s390/constraints.md ('I', 'J'): Fix condition.
20664 2009-04-24 Diego Novillo <dnovillo@google.com>
20666 * gengtype-parse.c (parse_error): Add newline after message.
20668 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20670 * config/i386/sse.md (avxmodesuffixs): Removed.
20671 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20672 (*avx_pinsr<ssevecsize>): This.
20674 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20676 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20677 follow chains of regs with a single definition, and allow expressions
20678 that are function_invariant_p.
20679 (simple_rhs_p): Allow expressions that are function_invariant_p.
20681 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20683 PR middle-end/39867
20684 * fold-const.c (fold_cond_expr_with_comparison): When folding
20685 > and >= to MAX, make sure the MAX uses the same type as the
20686 comparison's operands.
20688 2009-04-24 Nick Clifton <nickc@redhat.com>
20690 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20691 addressing for DImode accesses.
20692 (frv_print_operand_address): Handle PLUS case.
20693 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20695 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20697 PR rtl-optimization/39794
20698 * alias.c (canon_true_dependence): Add x_addr argument.
20699 * rtl.h (canon_true_dependence): Adjust prototype.
20700 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20701 * cselib.c (cselib_invalidate_mem): Likewise.
20702 * gcse.c (compute_transp): Likewise.
20703 * dse.c (scan_reads_nospill): Likewise.
20704 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20705 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20706 canon_base_addr of the group, plus optional offset.
20707 (struct group_info): Rename canon_base_mem to
20709 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20710 canon_rtx of base_mem.
20712 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20714 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20715 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20717 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20719 * config/spu/spu-builtins.h: Delete file.
20721 * config/spu/spu.h (enum spu_builtin_type): Move here from
20723 (struct spu_builtin_description): Likewise. Add GTY marker.
20724 Do not use enum spu_function_code or enum insn_code.
20725 (spu_builtins): Add extern declaration.
20727 * config/spu/spu.c: Do not include "spu-builtins.h".
20728 (enum spu_function_code, enum spu_builtin_type_index,
20729 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20730 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20731 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20732 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20733 (spu_builtin_types): Make static. Add GTY marker.
20734 (spu_builtins): Add extern declaration with GTY marker.
20735 Include "gt-spu.h".
20737 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20738 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20739 Check programmatically whether all parameters are scalar.
20741 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20743 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20745 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20746 assignment from the constructor either if the target is volatile.
20748 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20750 * config/arm/arm.md (insv): Do not share operands[0].
20752 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20754 * config/vxlib-tls.c (active_tls_threads): Delete.
20755 (delete_hook_installed): New.
20756 (tls_delete_hook): Don't delete the delete hook.
20757 (tls_destructor): Delete it here.
20758 (__gthread_set_specific): Adjust installing the delete hook.
20759 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20760 __gthread_leave_tsd_dtor_context.
20762 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20764 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20766 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20768 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20770 (alpha_rtx_costs): Ditto.
20771 (emit_unlikely_jump): Use add_reg_note.
20772 (emit_frame_store_1): Ditto.
20773 (alpha_expand_prologue): Ditto.
20774 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20775 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20777 2009-04-23 Nick Clifton <nickc@redhat.com>
20779 * config/v850/v850.md (epilogue): Remove suppressed code.
20780 (return): Rename to return_simple and remove test of frame size.
20781 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20782 to gen_return_simple.
20784 2009-04-22 Jing Yu <jingyu@google.com>
20787 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20789 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20792 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20793 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20794 value is a VECTOR_CST, the element type is the element type of the
20797 2009-04-22 DJ Delorie <dj@redhat.com>
20799 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20801 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20803 * alias.c (find_base_term): Move around LO_SUM case, so that
20804 CONST falls through into PLUS/MINUS handling.
20807 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20808 into 0, use omit_one_operand.
20810 2009-04-23 Ben Elliston <bje@au.ibm.com>
20812 * config/rs6000/linux-unwind.h (get_regs): Remove type
20813 puns. Change the type of `pc' to an array of unsigned ints and
20814 update all users. Constify frame24.
20816 2009-04-22 DJ Delorie <dj@redhat.com>
20818 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20819 declarations before code.
20820 (current_function_special_page_vector): Likewise.
20821 (m32c_expand_insv): Silence a warning.
20823 2009-04-21 Taras Glek <tglek@mozilla.com>
20825 * alias.c: Update GTY annotations to new syntax.
20826 * basic-block.h: Likewise.
20827 * bitmap.h: Likewise.
20828 * c-common.h: Likewise.
20829 * c-decl.c: Likewise.
20830 * c-parser.c: Likewise.
20831 * c-pragma.c: Likewise.
20832 * c-tree.h: Likewise.
20833 * cfgloop.h: Likewise.
20834 * cgraph.h: Likewise.
20835 * config/alpha/alpha.c: Likewise.
20836 * config/arm/arm.h: Likewise.
20837 * config/avr/avr.h: Likewise.
20838 * config/bfin/bfin.c: Likewise.
20839 * config/cris/cris.c: Likewise.
20840 * config/darwin.c: Likewise.
20841 * config/frv/frv.c: Likewise.
20842 * config/i386/i386.c: Likewise.
20843 * config/i386/i386.h: Likewise.
20844 * config/i386/winnt.c: Likewise.
20845 * config/ia64/ia64.h: Likewise.
20846 * config/iq2000/iq2000.c: Likewise.
20847 * config/mips/mips.c: Likewise.
20848 * config/mmix/mmix.h: Likewise.
20849 * config/pa/pa.c: Likewise.
20850 * config/pa/pa.h: Likewise.
20851 * config/rs6000/rs6000.c: Likewise.
20852 * config/s390/s390.c: Likewise.
20853 * config/sparc/sparc.c: Likewise.
20854 * config/xtensa/xtensa.c: Likewise.
20855 * cselib.h: Likewise.
20856 * dbxout.c: Likewise.
20857 * dwarf2out.c: Likewise.
20858 * except.c: Likewise.
20859 * except.h: Likewise.
20860 * fixed-value.h: Likewise.
20861 * function.c: Likewise.
20862 * function.h: Likewise.
20863 * gimple.h: Likewise.
20864 * integrate.c: Likewise.
20865 * optabs.c: Likewise.
20866 * output.h: Likewise.
20867 * real.h: Likewise.
20869 * stringpool.c: Likewise.
20870 * tree-data-ref.c: Likewise.
20871 * tree-flow.h: Likewise.
20872 * tree-scalar-evolution.c: Likewise.
20873 * tree-ssa-address.c: Likewise.
20874 * tree-ssa-alias.h: Likewise.
20875 * tree-ssa-operands.h: Likewise.
20876 * tree.c: Likewise.
20877 * tree.h: Likewise.
20878 * varasm.c: Likewise.
20879 * varray.h: Likewise.
20881 * coretypes.h: Do not define GTY macro if it is already defined.
20882 * doc/gty.texi: Update GTY documentation to new syntax.
20883 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20884 annotations on structs.
20885 * gengtype-parse.c: Likewise.
20887 2009-04-22 Mark Heffernan <meheff@google.com>
20889 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20891 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20893 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20896 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20898 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20899 the same as a PLUS without a shift. Increase the cost of a
20902 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20904 * Makefile.in: Update dependencies.
20905 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20906 * errors.h: Remove bogus comment about compatibility.
20907 (warning): Update declaration.
20908 * genautomata.c: Update all calls to warning.
20909 * gimple.c: Do not include errors.h. Include toplev.h.
20910 * tree-ssa-structalias.c: Do not include errors.h.
20911 * omega.c: Likewise.
20912 * tree-ssa-reassoc.c: Likewise.
20913 * config/spu/spu-c.c: Likewise.
20914 * config/spu/t-spu-elf: Update dependencies.
20916 2009-04-22 Richard Guenther <rguenther@suse.de>
20918 PR tree-optimization/39824
20919 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20920 make sure the types are compatible.
20922 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20925 * c-common.c (c_parse_error): Take a token_flags parameter.
20926 Use token_type for the token type instead.
20927 Pass token_flags to cpp_type2name.
20928 * c-common.h (c_parse_error): Update declaration.
20929 * c-parser.c (c_parser_error): Pass 0 as token flags.
20931 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20933 PR rtl-optimization/39580
20934 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20936 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20938 * function.c (expand_function_end): Do not emit a jump to the "naked"
20939 return label for fall-through returns.
20940 * except.c (sjlj_emit_function_exit): Always place the call to the
20941 unregister function at the location installed by expand_function_end.
20943 2009-04-22 Richard Guenther <rguenther@suse.de>
20945 PR tree-optimization/39845
20946 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20947 (gen_inbound_check): Likewise.
20949 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20951 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20953 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20954 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20956 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20958 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20959 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20960 shift counts to avoid out-of-bounds array accesses.
20962 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20964 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20965 (Pmode): Move above.
20967 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20969 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20970 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20971 GET_CODE macro. Use IN_RANGE macro where appropriate.
20972 * config/alpha/alpha.h: Ditto.
20973 * config/alpha/alpha.md: Ditto.
20974 * config/alpha/constraints.md: Ditto.
20975 * config/alpha/predicates.md: Ditto.
20977 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20979 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20980 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20981 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20982 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20983 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20984 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20985 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20986 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20987 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20988 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20989 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20990 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20991 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20992 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20993 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20994 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20995 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20996 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20997 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20998 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20999 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21000 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21001 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21002 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21003 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21004 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21005 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21007 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21009 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21010 references from comments.
21011 * cfgbuild.c: (count_basic_blocks): Delete.
21012 (find_basic_blocks_1): Delete.
21013 (find_basic_blocks): Delete.
21014 * except.c (finish_eh_generation): Make static. Move comment from
21015 except.h here. Remove find_basic_blocks references from comments.
21016 * except.h (finish_eh_generation): Delete.
21017 * basic-block.h (find_basic_blocks): Delete.
21018 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21020 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21022 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21023 (sdbout_parms): Likewise.
21025 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21027 * config/sh/sh.c (prepare_cbranch_operands): Use
21028 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21029 (expand_cbranchdi4): Likewise.
21030 (from_compare): Add cast to enum type.
21031 (expand_cbranchsi4): Use add_reg_note.
21032 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21033 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21034 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21035 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21036 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21037 instead of CODE_FOR_nothing.
21038 (cbranchdi4): Likewise. Fix the order of arguments for
21040 (push_fpscr): Use add_reg_note.
21041 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21042 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21044 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21046 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21047 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21048 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21049 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21050 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21051 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21052 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21053 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21054 config/alpha/x-vms, config/arc/t-arc,
21055 config/arm/README-interworking, config/arm/arm-c.c,
21056 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21057 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21058 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21059 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21060 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21061 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21062 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21063 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21064 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21065 config/cris/t-elfmulti, config/crx/t-crx,
21066 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21067 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21068 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21069 config/h8300/t-h8300, config/i386/athlon.md,
21070 config/i386/darwin-libgcc.10.4.ver,
21071 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21072 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21073 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21074 config/i386/t-linux64, config/i386/t-nwld,
21075 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21076 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21077 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21078 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21079 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21080 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21081 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21082 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21083 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21084 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21085 config/m68k/t-uclinux, config/mcore/t-mcore,
21086 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21087 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21088 config/mips/crtn.asm, config/mips/irix-crti.asm,
21089 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21090 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21091 config/mips/mips-fixed.md, config/mips/sb1.md,
21092 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21093 config/mips/t-iris6, config/mips/t-isa3264,
21094 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21095 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21096 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21097 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21098 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21099 config/mn10300/t-linux, config/mn10300/t-mn10300,
21100 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21101 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21102 config/picochip/libgccExtras/clzsi2.asm,
21103 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21104 config/rs6000/darwin-libgcc.10.4.ver,
21105 config/rs6000/darwin-libgcc.10.5.ver,
21106 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21107 config/rs6000/t-aix43, config/rs6000/t-aix52,
21108 config/rs6000/t-darwin, config/rs6000/t-fprules,
21109 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21110 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21111 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21112 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21113 config/rs6000/t-rtems, config/rs6000/t-spe,
21114 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21115 config/score/t-score-elf, config/sh/divcost-analysis,
21116 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21117 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21118 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21119 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21120 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21121 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21122 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21123 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21124 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21125 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21126 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21127 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21128 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21129 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21130 * config/h8300/genmova.sh: Include copyright and license notices
21131 in generated output.
21132 * config/h8300/mova.md: Regenerate.
21133 * doc/install.texi2html: Include word "Copyright" in copyright
21134 notice and use name "Free Software Foundation, Inc.".
21135 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21136 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21137 ChangeLog-2007, ChangeLog-2008: Correct dates.
21139 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21141 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21142 NE_EXPR operations as well.
21143 * c-parser.c (c_parser_condition): Do not set location information on
21145 (c_parser_conditional_expression): Likewise.
21146 (c_parser_binary_expression): Set location information on operators.
21147 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21148 TRUTH_NOT_EXPR has been folded.
21149 * fold-const.c (fold_truth_not_expr): Copy location information from
21150 the incoming expression to the outgoing one.
21151 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21152 recursive calls on the LHS of the operator but pass that of the
21153 operator to recursive calls on the RHS of the operator. Set it
21155 (shortcut_cond_expr): Set the locus of the operator on the second
21156 COND_EXPR and that of the expression on the first in degenerate cases.
21157 Pass the locus of the expression to calls to shortcut_cond_r.
21158 Set the locus of the 'then' block on the associated jump, if any.
21159 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21160 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21161 expression to call to gimplify_boolean_expr.
21163 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21165 * config.gcc: Add additional configuration for
21166 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21167 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21168 (CPP_SPEC): Redefine for allowing -municode option.
21169 (STARTFILE_SPEC): Likewise.
21170 * config/i386/t-mingw-w64: New.
21171 * config/i386/mingw-w64.opt: New.
21172 (municode): Add new target option.
21173 * doc/invoke.texi (municode): Add documentation for new option.
21175 2009-04-21 Ian Lance Taylor <iant@google.com>
21177 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21178 Correct test for number of arguments.
21179 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21181 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21183 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21184 argument of emit_library_call.
21186 2009-04-21 Richard Guenther <rguenther@suse.de>
21188 PR middle-end/39829
21189 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21190 inside VIEW_CONVERT_EXPRs.
21192 2009-04-21 Martin Jambor <mjambor@suse.cz>
21194 * tree-switch-conversion.c (build_constructors): Split a long line.
21195 (constructor_contains_same_values_p): New function.
21196 (build_one_array): Create assigns of constants if possible, do not
21197 call mark_sym_for_renaming, call update_stmt.
21198 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21199 make_rename_temp. Do not call mark_symbols_for_renaming, call
21201 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21202 find_new_referenced_vars, call update_stmt.
21203 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21204 instead of calling make_rename_temp. Do not call
21205 find_new_referenced_vars or mark_symbols_for_renaming, call
21208 2009-04-21 Richard Guenther <rguenther@suse.de>
21210 PR tree-optimization/39827
21211 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21212 (tree_ssa_phiprop): Pass the correct array size.
21214 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21216 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21218 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21221 * c-typeck.c (lvalue_p): Move declaration ...
21222 * c-common.h (lvalue_p): ... to here.
21223 * c-common.c (candidate_equal_p): New.
21224 (add_tlist): Use it.
21225 (merge_tlist): Use it.
21226 (warn_for_collisions_1): Likewise.
21227 (warning_candidate_p): Accept more candidates.
21228 (verify_tree): A warning candidate can be an expression. Use
21231 2009-04-21 Ben Elliston <bje@au.ibm.com>
21234 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21235 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21236 options. Remove -mcall-solaris documentation.
21238 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21241 * doc/invoke.texi (-Wlong-long): Update description.
21242 * c-lex (interpret_integer): Only warn if there was no previous
21243 overflow and -Wlong-long is enabled.
21244 * c-decl.c (declspecs_add_type): Drop redundant flags.
21245 * c.opt (Wlong-long): Init to -1.
21246 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21247 and front-end warn_long_long. Wlong-long only depends on other
21248 flags if it is uninitialized.
21249 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21250 the same for CPP and FE.
21251 (restore_extension_diagnostics): Likewise.
21253 2009-04-20 Ian Lance Taylor <iant@google.com>
21255 Fix enum conversions which are invalid in C++:
21256 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21257 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21258 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21259 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21260 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21261 (dbxout_parms): Likewise.
21262 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21263 (df_clear_flags): Likewise.
21264 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21265 top_flag parameter to int.
21266 (df_chain_create_bb_process_use): Likewise.
21267 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21269 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21270 (df_ref_create_structure, df_def_record_1): Likewise.
21271 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21272 (df_notes_rescan): Change 0 to VOIDmode in function call.
21273 (df_get_call_refs, df_insn_refs_collect): Likewise.
21274 (df_bb_regs_collect): Likewise.
21275 (df_entry_block_defs_collect): Likewise.
21276 (df_exit_block_uses_collect): Likewise.
21277 * df.h: Update declarations.
21278 * double-int.c (double_int_divmod): Add cast to enum type.
21279 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21280 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21281 (based_loc_descr): Likewise.
21282 (loc_descriptor_from_tree_1): Change first_op and second_op to
21283 enum dwarf_location_atom. Add cast to enum type.
21284 * expmed.c (init_expmed): Change 0 to SET in function call.
21285 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21286 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21287 (do_store_flag): Likewise.
21288 * fixed-value.h (struct fixed_value): Change mode to enum
21290 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21291 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21293 (insert_insn_decl, insert_decl, insert_state): Likewise.
21294 (automata_list_finish): Likewise.
21295 * genrecog.c (process_define_predicate): Add cast to enum type.
21296 * gensupport.c (init_predicate_table): Add cast to enum type.
21297 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21299 (gimple_build_call_1, gimple_build_label): Likewise.
21300 (gimple_build_goto, gimple_build_asm_1): Likewise.
21301 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21302 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21303 (enum fallback): Rename from enum fallback_t.
21304 (fallback_t): Typedef as int.
21305 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21306 GSI_SAME_STMT in function call.
21307 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21309 (setup_reg_class_relations): Likewise.
21310 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21311 (setup_prohibited_class_mode_regs): Add cast to enum type.
21312 (setup_prohibited_mode_move_regs): Likewise.
21313 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21314 (record_address_regs): Change i to enum reg_class.
21315 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21316 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21317 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21318 (GET_MODE_2XWIDER_MODE): Likewise.
21319 (GET_CLASS_NARROWEST_MODE): Likewise.
21320 * omp-low.c (expand_omp_for): Add cast to enum type.
21321 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21322 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21323 * postreload.c (reload_cse_simplify_operands): Change rclass local
21325 * predict.c (combine_predictions_for_insn): Change best_predictor
21326 and predictor to enum br_predictor.
21327 (combine_predictions_for_bb): Likewise.
21328 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21329 use SET_PREDICT_EXPR_OUTCOME.
21330 * real.c (real_arithmetic): Change icode to code in function call.
21331 * reginfo.c (init_move_cost): Add casts to enum type.
21332 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21333 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21335 * reload.c (find_valid_class): Add casts to enum type.
21336 (push_reload): Change 0 to NO_REGS in function call.
21337 (find_reloads): Change this_alternative to array of enum
21338 reg_class. Remove some now-unnecessary casts.
21339 (make_memloc): Change 0 to VOIDmode in function call.
21340 * reload1.c (reload): Change 0 to VOIDmode in function call.
21341 (eliminate_regs_1, elimination_effects): Likewise.
21342 (eliminate_regs_in_insn): Likewise.
21343 (emit_input_reload_insns): Add cast to enum type.
21344 (delete_output_reload): Change 0 to VOIDmode in function call.
21345 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21346 to enum type in function call.
21347 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21348 (SET_PREDICT_EXPR_OUTCOME): Define.
21349 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21350 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21351 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21352 (dump_function): Likewise.
21353 * tree-dump.h: Update declarations.
21354 * tree-pass.h: Update declarations.
21355 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21356 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21358 (arm_rtx_costs_1): Correct parenthesization.
21359 (arm_rtx_costs): Add casts to enum type.
21360 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21361 (vfp_emit_fstmd): Use add_rg_note.
21362 (emit_multi_reg_push, emit_sfm): Likewise.
21363 (thumb_set_frame_pointer): Likewise.
21364 (arm_expand_prologue): Likewise.
21365 (arm_regno_class): Change return type to enum reg_class.
21366 (thumb1_expand_prologue): Use add_reg_note.
21367 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21368 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21370 * config/arm/gentune.sh: Add cast to enum type.
21371 * config/arm/arm-tune.md: Rebuild.
21372 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21373 (ix86_split_fp_branch, predict_jump): Likewise.
21374 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21375 insn_code to enum rtx_code.
21376 (ix86_builtin_vectorized_function): Add cast to enum type.
21377 * config/i386/i386.md (truncdfsf2): Change slot to enum
21379 (truncxf<mode>2, isinf<mode>2): Likewise.
21380 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21382 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21383 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21384 (insert_bundle_state): Change 1 to INSERT in function call.
21385 (ia64_add_bundle_selector_before): Likewise.
21386 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21387 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21388 (restore_stack_nonlocal): Likewise.
21389 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21391 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21393 (mips_rtx_costs): Likewise.
21394 (mips_override_options): Add casts to enum type.
21395 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21397 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21398 (store_reg, set_reg_plus_d): Likewise.
21399 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21400 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21402 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21404 (emit_unlikely_jump): Use add_reg_note.
21405 (rs6000_emit_allocate_stack): Likewise.
21406 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21407 (output_toc): Change 1 to INSERT in function call.
21408 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21409 (rs6000_initialize_trampoline): Likewise.
21410 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21412 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21413 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21414 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21415 (save_gprs): Use add_reg_note.
21416 (s390_emit_prologue): Likewise.
21417 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21418 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21419 (sparc_fold_builtin): Add cast to enum type.
21420 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21422 (spu_expand_prologue): Use add_reg_note.
21423 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21425 2009-04-20 Ian Lance Taylor <iant@google.com>
21427 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21428 (c_parser_postfix_expression_after_primary): Get VEC for list of
21429 arguments. Get original types of arguments. Call
21430 build_function_call_vec.
21431 (cached_expr_list_1, cached_expr_list_2): New static variables.
21432 (c_parser_expr_list): Change return type to VEC *. Add
21433 p_orig_types parameter. Change all callers.
21434 (c_parser_release_expr): New static function.
21435 (c_parser_vec_to_tree_list): New static function.
21436 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21437 call build_function_call_vec.
21438 (build_function_call_vec): New function, based on old
21439 build_function_call.
21440 (convert_arguments): Remove nargs and argarray parameters. Change
21441 values to a VEC. Add origtypes parameter.
21442 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21443 (convert_for_assignment): Add origtype parameter. Change all
21444 callers. If warn_cxx_compat, check for conversion to an enum
21445 type when calling a function.
21446 (store_init_value): Add origtype parameter. Change all callers.
21447 (digest_init): Likewise.
21448 (struct init_node): Add origtype field.
21449 (add_pending_init): Add origtype parameter. Change all callers.
21450 (output_init_element): Likewise.
21451 (output_pending_init_elements): Pass origtype from init_node to
21452 output_init_element.
21453 (process_init_element): Pass origtype from c_expr to
21454 output_init_element.
21455 (c_finish_return): Add origtype parameter. Change all callers.
21456 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21458 (sync_resolve_params): Likewise.
21459 (sync_resolve_return): Change params to first_param. Change caller.
21460 (resolve_overloaded_builtins): Change params to VEC *. Change
21461 callers. Save first parameter around call to build_function_call_vec.
21462 * c-decl.c (finish_decl): Add origtype parameter. Change all
21463 callers. Call build_function_call_vec rather than
21464 build_function_call for cleanup.
21465 * c-tree.h: Update declarations.
21466 * c-common.h: Update declarations.
21467 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21468 params to first_param.
21469 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21470 params parameter from tree to void *.
21471 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21472 Change arglist parameter to have type void *, and to be a pointer
21474 * config/rs6000/rs6000-protos.h
21475 (altivec_resolve_overloaded_builtin): Update declaration.
21476 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21477 fnargs parameter to have type void *, and to be a pointer to a
21478 VEC. Call build_function_call_vec instead of
21479 build_function_call.
21480 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21482 2009-04-20 Joey Ye <joey.ye@intel.com>
21483 Xuepeng Guo <xuepeng.guo@intel.com>
21484 H.J. Lu <hongjiu.lu@intel.com>
21486 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21488 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21489 (IX86_LEA_PRIORITY): Likewise.
21490 (distance_non_agu_define): New function.
21491 (distance_agu_use): Likewise.
21492 (ix86_lea_for_add_ok): Likewise.
21493 (ix86_dep_by_shift_count): Likewise.
21495 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21496 should split for LEA.
21498 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21500 (ix86_dep_by_shift_count): Likewise.
21502 2009-04-20 Richard Guenther <rguenther@suse.de>
21504 * expr.c (handled_component_p): Move ...
21505 * tree.h (handled_component_p): ... here.
21506 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21507 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21508 and REALPART_EXPR to be in one group.
21510 2009-04-20 Richard Guenther <rguenther@suse.de>
21512 * basic-block.h (get_all_dominated_blocks): Declare.
21513 * dominance.c (get_all_dominated_blocks): New function.
21514 * tree-cfg.c (get_all_dominated_blocks): Remove.
21515 (remove_edge_and_dominated_blocks): Adjust.
21516 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21517 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21518 instead of recursing.
21520 2009-04-20 Doug Kwan <dougkwan@google.com>
21522 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21523 (struct cgraph_node_set_def): New type.
21524 (cgraph_node_set) New type. Also declare vector functions.
21525 (struct cgraph_node_set_element_def): New type.
21526 (cgraph_node_set_element): Ditto.
21527 (cgraph_node_set_iterator): New iterator type.
21528 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21529 cgraph_node_set_remove, dump_cgraph_node_set,
21530 debug_cgraph_node_set): New prototypes.
21531 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21532 cgraph_node_set_size): New inlines.
21533 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21534 including cgraph.h.
21535 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21536 argument to function 'write_summary'.
21537 * ipa.c: Include ggc.h.
21538 (hash_cgraph_node_set_element,
21539 eq_cgraph_node_set_element, cgraph_node_set_new,
21540 cgraph_node_set_add, cgraph_node_set_remove,
21541 cgraph_node_set_find, dump_cgraph_node_set,
21542 debug_cgraph_node_set): New functions.
21543 * Makefile.in (ipa.o): Add dependency on GGC_H.
21545 2009-04-20 Ira Rosen <irar@il.ibm.com>
21547 PR tree-optimization/39675
21548 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21549 check of the return code of vect_schedule_slp. Check that
21550 stmt_vec_info still exists for the statement, before checking its
21551 vectorization type.
21553 2009-04-20 Michael Matz <matz@suse.de>
21555 * Makefile.in (generated_files): Take out $(simple_generated_c).
21557 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21559 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21560 (UINTPTR_TYPE): Likewise.
21562 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21565 * c-typeck.c (digest_init): Check for initializing an array with a
21568 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21571 * c-semantics.c (pop_stmt_list): Propagate
21572 STATEMENT_LIST_HAS_LABEL to parent statement list.
21574 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21576 * config/mips/mips.h (mips_tune_attr): New macro.
21577 * config/mips/mips.md (cpu): Use it.
21579 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21582 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21585 2009-04-19 Diego Novillo <dnovillo@google.com>
21587 * toplev.c (compile_file): Move call to coverage_finish ...
21588 * cgraphunit.c (ipa_passes): ... here.
21589 Call cgraph_process_new_functions.
21590 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21591 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21593 2009-04-19 Jan Hubicka <jh@suse.cz>
21595 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21597 (dump_cgraph_node): Dump can throw external flag.
21598 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21600 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21604 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21605 * common.opt (Wlogical-op): Move from here...
21606 * c.opt (Wlogical-op): ... to here.
21607 * c-typeck.c (parser_build_binary_op): Update call to
21608 warn_logical_operator.
21609 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21611 * c-common.c (warn_logical_op): Update.
21612 * c-common.h (warn_logical_op): Update declaration.
21614 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21616 * tree.c (protected_set_expr_location): Fix formatting.
21618 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21621 * c-typeck.c (readonly_warning): new.
21622 (build_unary_op, build_modify_expr): Use readonly_warning for
21623 storing into something readonly but not const-qualified.
21625 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21628 * c-typeck.c (build_unary_op): Check for taking address of
21629 expression of type void.
21631 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21634 * c-typeck.c (build_function_call): Check for calling a function
21635 with qualified void return types. Call require_complete_type when
21638 2009-04-18 Jan Hubicka <jh@suse.cz>
21640 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21642 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21643 can_throw_external flag.
21644 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21645 * ipa-pure-const.c (ignore_edge): New function.
21646 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21647 only over can_throw_external edges.
21648 (local_pure_const): Add nothrow flag.
21649 * ipa-utils.c (searchc): Add ignore_edge callback.
21650 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21651 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21652 (set_nothrow_function_flags): Update cgraph.
21653 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21655 2009-04-18 Richard Guenther <rguenther@suse.de>
21657 PR middle-end/39804
21658 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21659 (fold_stmt): ... this and ...
21660 (fold_stmt_inplace): ... this.
21661 (fold_stmt_1): Fold references in calls and asms.
21662 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21664 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21666 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21667 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21669 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21671 * tree.c (function_args_count): Remove.
21672 * tree.h: Remove the prototype for function_args_count.
21674 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21676 * tree-iterator.c (expr_only): Remove.
21677 * tree.h: Remove the prototype for expr_only.
21679 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21681 * reginfo.c (cannot_change_mode_set_regs): Remove.
21682 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21684 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21686 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21687 whether operands 0 and 1 overlaps.
21689 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21691 PR middle-end/36902
21692 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21693 pointer. Use warning_at instead of warning.
21694 (search_for_addr_array): Likewise.
21695 (check_array_bounds): Likewise.
21696 (check_all_array_refs): Check that the incoming edge is not in the
21697 list of edges to be removed.
21698 (check_all_array_refs): Avoid the temporal pointer.
21699 (vrp_visit_cond_stmt): Fix typo.
21700 (simplify_switch_using_ranges): Handle the case where the switch
21701 index is an integer constant.
21703 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21705 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21707 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21709 * doc/extend.texi, doc/invoke.texi: Fix typos.
21711 2009-04-17 Cary Coutant <ccoutant@google.com>
21713 * tree-flow-inline.h (get_lineno): Fix inverted test.
21715 2009-04-17 Diego Novillo <dnovillo@google.com>
21717 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21718 assertion for AVAIL_OUT.
21720 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21723 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21724 * config/sh/linux-atomic.asm: Likewise.
21726 2009-04-17 Diego Novillo <dnovillo@google.com>
21728 * except.c (debug_eh_tree): New.
21729 (struct eh_region, struct eh_status): Move ...
21730 * except.h: ... here.
21731 (add_type_for_runtime): Declare extern.
21732 (lookup_type_for_runtime): Likewise.
21733 (debug_eh_tree): Declare.
21734 * Makefile.in (GTFILES): List except.h before except.c
21736 2009-04-17 Diego Novillo <dnovillo@google.com>
21738 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21739 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21740 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21741 (find_vars_r): ... here.
21742 * tree-flow.h (find_referenced_vars_in): Declare.
21743 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21744 that AVAIL_OUT exists for BLOCK.
21745 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21746 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21747 (tree-parloops.o): Likewise.
21749 2009-04-17 Simon Baldwin <simonb@google.com>
21751 * toplev.c (default_tree_printer): Add handling for %E format.
21753 2009-04-17 Diego Novillo <dnovillo@google.com>
21755 * tree-pretty-print.c (dump_generic_node): Add break after
21756 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21757 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21758 FUNCTION_TYPE together. Call print_struct_decl when printing
21759 structures and TDF_SLIM is not given.
21760 (print_struct_decl): Fix logic for detecting recursion.
21762 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21765 * gcc.c (create_at_file): New.
21766 (compile_input_file_p): New.
21767 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21768 * main.c (main): Update call to toplev_main.
21769 * toplev.c (toplev_main): Change signature. Call expandargv.
21770 * toplev.h (toplev_main): Change signature.
21772 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21774 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21775 if the latter is not constant.
21777 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21779 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21781 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21783 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21784 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21786 2009-04-17 Richard Guenther <rguenther@suse.de>
21788 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21789 Handle component references view-converting an invariant address.
21791 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21793 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21794 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21795 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21796 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21797 Use @deftypevr rather than @deftypevar.
21799 2009-04-17 Richard Guenther <rguenther@suse.de>
21801 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21802 (get_prop_source_stmt): Likewise.
21803 (can_propagate_from): Likewise.
21805 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21807 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21808 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21809 (--with-multilib-list): Add default value.
21810 * configure: Regenerate.
21811 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21812 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21813 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21814 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21815 Don't add default cpu to multilib list unnecessarily, but do enable
21816 the relevant compiler option..
21817 Add support for --with-multilib-list=<blank> and
21818 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21819 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21820 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21821 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21822 TM_MULTILIB_CONFIG.
21823 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21824 (MULTILIB_OSDIRNAMES): New variable.
21825 * config/sh/t-1e: Delete file.
21826 * config/sh/t-mlib-sh1: Delete file.
21827 * config/sh/t-mlib-sh2: Delete file.
21828 * config/sh/t-mlib-sh2a: Delete file.
21829 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21830 * config/sh/t-mlib-sh2a-single: Delete file.
21831 * config/sh/t-mlib-sh2a-single-only: Delete file.
21832 * config/sh/t-mlib-sh2e: Delete file.
21833 * config/sh/t-mlib-sh3e: Delete file.
21834 * config/sh/t-mlib-sh4: Delete file.
21835 * config/sh/t-mlib-sh4-nofpu: Delete file.
21836 * config/sh/t-mlib-sh4-single: Delete file.
21837 * config/sh/t-mlib-sh4-single-only: Delete file.
21838 * config/sh/t-mlib-sh4a: Delete file.
21839 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21840 * config/sh/t-mlib-sh4a-single: Delete file.
21841 * config/sh/t-mlib-sh4a-single-only: Delete file.
21842 * config/sh/t-mlib-sh4al: Delete file.
21843 * config/sh/t-mlib-sh5-32media: Delete file.
21844 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21845 * config/sh/t-mlib-sh5-64media: Delete file.
21846 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21847 * config/sh/t-mlib-sh5-compact: Delete file.
21848 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21849 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21850 * doc/install.texi (Options specification): Add
21851 --with-multilib-list and --with-endian.
21853 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21855 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21857 (OBJS-common): Add plugin-version.o.
21858 (plugin-version.o): New.
21859 * gcc-plugin.h (plugin_gcc_version): New.
21860 (plugin_default_version_check): New.
21861 (plugin_init_func, plugin_init): Add version argument.
21862 * plugin-version.c: New.
21863 * plugin.c (str_plugin_gcc_version_name): New.
21864 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21865 pass it to the init function.
21866 (plugin_default_version_check): New.
21868 2009-04-17 Richard Guenther <rguenther@suse.de>
21870 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21871 for decl-vs-decl disambiguation.
21873 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21875 * config/s390/s390.h (s390_tune_attr): New macro definition.
21876 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21878 2009-04-17 Richard Guenther <rguenther@suse.de>
21880 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21881 (fold_stmt_r): Likewise.
21882 (maybe_fold_reference): New function.
21883 (fold_gimple_assign): Handle cases fold_stmt_r did.
21884 (fold_stmt): Do not use fold_stmt_r.
21885 (fold_stmt_inplace): Likewise.
21887 2009-04-17 Richard Guenther <rguenther@suse.de>
21889 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21890 (record_equivalences_from_stmt): Remove useless checks and
21892 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21893 the type is already suitable.
21895 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21897 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21899 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21901 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21902 (CMPtype): Define as __gcc_CMPtype.
21904 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21906 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21907 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21909 2009-04-17 Richard Guenther <rguenther@suse.de>
21911 PR tree-optimization/39746
21912 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21913 special-casing for builtins and static variable use/def.
21914 (call_may_clobber_ref_p_1): Likewise.
21916 2009-04-16 Ian Lance Taylor <iant@google.com>
21918 * df.h: Include "timevar.h".
21919 (struct df_problem): Change tv_id field to timevar_id_t.
21920 * tree-pass.h: Include "timevar.h".
21921 (struct opt_pass): Change tv_id field to timevar_id_t.
21922 * timevar.h (timevar_id_t): Define TV_NONE.
21923 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21924 TV_NONE rather than tv_id != 0.
21925 (execute_one_pass): Likewise.
21926 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21927 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21928 dependencies to $(TREE_PASS_H).
21929 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21931 (pass_branch_target_load_optimize2): Likewise.
21932 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21933 (pass_outof_cfg_layout_mode): Likewise.
21934 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21935 (pass_rebuild_cgraph_edges): Likewise.
21936 (pass_remove_cgraph_callee_edges): Likewise.
21937 * df-core.c (pass_df_initialize_opt): Likewise.
21938 (pass_df_initialize_no_opt): Likewise.
21939 (pass_df_finish): Likewise.
21940 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21941 * except.c (pass_set_nothrow_function_flags): Likewise.
21942 (pass_convert_to_eh_region_ranges): Likewise.
21943 * final.c (pass_compute_alignments): Likewise.
21944 * function.c (pass_instantiate_virtual_regs): Likewise.
21945 (pass_init_function): Likewise.
21946 (pass_leaf_regs): Likewise.
21947 (pass_match_asm_constraints): Likewise.
21948 * gimple-low.c (pass_lower_cf): Likewise.
21949 (pass_mark_used_blocks): Likewise.
21950 * init-regs.c (pass_initialize_regs): Likewise.
21951 * integrate.c (pass_initial_value_sets): Likewise.
21952 * ira.c (pass_ira): Likewise.
21953 * jump.c (pass_cleanup_barriers): Likewise.
21954 * omp-low.c (pass_expand_omp): Likewise.
21955 (pass_lower_omp): Likewise.
21956 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21957 * recog.c (pass_split_all_insns): Likewise.
21958 (pass_split_after_reload): Likewise.
21959 (pass_split_before_regstack): Likewise.
21960 (pass_split_before_sched2): Likewise.
21961 (pass_split_for_shorten_branches): Likewise.
21962 * reginfo.c (pass_reginfo_init): Likewise.
21963 (pass_subregs_of_mode_init): Likewise.
21964 (pass_subregs_of_mode_finish): Likewise.
21965 * passes.c (pass_postreload): Likewise.
21966 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21967 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21968 (pass_warn_function_return): Likewise.
21969 (pass_warn_function_noreturn): Likewise.
21970 * tree-complex.c (pass_lower_complex): Likewise.
21971 (pass_lower_complex_O0): Likewise.
21972 * tree-if-conv.c (pass_if_conversion): Likewise.
21973 * tree-into-ssa.c (pass_build_ssa): Likewise.
21974 * tree-mudflap.c (pass_mudflap_1): Likewise.
21975 (pass_mudflap_2): Likewise.
21976 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21977 (pass_mudflap_2): Likewise.
21978 * tree-nrv.c (pass_return_slot): Likewise.
21979 * tree-object-size.c (pass_object_sizes): Likewise.
21980 * tree-optimize.c (pass_all_optimizations): Likewise.
21981 (pass_early_local_passes): Likewise.
21982 (pass_all_early_optimizations): Likewise.
21983 (pass_cleanup_cfg): Likewise.
21984 (pass_cleanup_cfg_post_optimizing): Likewise.
21985 (pass_free_datastructures): Likewise.
21986 (pass_free_cfg_annotations): Likewise.
21987 (pass_fixup_cfg): Likewise.
21988 (pass_init_datastructures): Likewise.
21989 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21990 (pass_late_warn_uninitialized): Likewise.
21991 (pass_update_address_taken): Likewise.
21992 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21993 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21994 (pass_cse_sincos): Likewise.
21995 (pass_convert_to_rsqrt): Likewise.
21996 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21997 * tree-stdarg.c (pass_stdarg): Likewise.
21998 * tree-tailcall.c (pass_tail_recursion): Likewise.
21999 (pass_tail_calls): Likewise.
22000 * tree-vect-generic.c (pass_lower_vector): Likewise.
22001 (pass_lower_vector_ssa): Likewise.
22002 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22004 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22006 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22008 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22010 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22011 logical and signext.
22013 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22016 * config/sh/predicates.md (arith_operand): Check if the operand
22017 of TRUNCATE is a REG.
22019 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22021 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22022 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22024 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22026 * tree-iterator.c (tsi_split_statement_list_after,
22027 tsi_split_statement_list_before): Remove.
22028 * tree-iterator.h: Remove the prototypes for
22029 tsi_split_statement_list_after and tsi_split_statement_list_before.
22031 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22033 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22034 * tree-ssa-propagate.h: Remove the prototype for
22035 stmt_makes_single_load.
22037 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22039 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22040 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22042 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22044 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22046 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22048 * except.c (eh_region_outer_p): Remove.
22049 * except.h: Remove the prototype for eh_region_outer_p.
22051 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22053 * function.c (current_function_assembler_name): Remove.
22054 * function.h: Remove the prototype for
22055 current_function_assembler_name.
22057 2009-04-16 Ian Lance Taylor <iant@google.com>
22059 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22060 (add_reg_note): Call alloc_reg_note.
22061 * rtl.h (alloc_reg_note): Declare.
22062 * combine.c (try_combine): Use alloc_reg_note.
22063 (recog_for_combine, move_deaths): Likewise.
22064 (distribute_notes): Use alloc_reg_note and add_reg_note.
22065 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22066 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22067 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22069 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22071 PR rtl-optimization/39762
22072 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22073 ira_may_move_out_cost): Add comments about way of their usage.
22074 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22076 * ira-conflicts.c (process_regs_for_copy): Use function
22077 ira_get_register_move_cost instead of global
22078 ira_register_move_cost.
22080 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22081 color_pass, move_spill_restore, update_curr_costs): Ditto.
22083 * ira-lives.c (process_single_reg_class_operands): Ditto.
22085 * ira-emit.c (emit_move_list): Ditto.
22087 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22088 (record_reg_classes): Ditto. Use functions
22089 ira_get_register_move_cost and ira_get_may_move_cost instead of
22090 global vars ira_register_move_cost, ira_may_move_out_cost and
22091 ira_may_move_in_cost.
22092 (record_address_regs): Don't call ira_init_register_move_cost.
22093 Use function ira_get_may_move_cost instead of global
22094 ira_may_move_in_cost.
22095 (process_bb_node_for_hard_reg_moves): Use function
22096 ira_get_register_move_cost instead of global ira_register_move_cost.
22097 (ira_costs): Don't call ira_init_register_move_cost.
22099 2009-04-16 Richard Guenther <rguenther@suse.de>
22101 * tree-cfg.c (verify_gimple_assign_binary):
22102 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22103 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22104 (create_general_new_stmt): Note that this function is broken.
22106 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22108 * common.opt (fhelp): Add Var(help_flag).
22109 * gcc-plugin.h (plugin_info): Add help.
22110 * plugin.c (plugin_name_args): Add help.
22111 (register_plugin_info): Set plugin->help.
22112 (print_help_one_plugin): New.
22113 (print_plugins_help): New.
22114 * plugin.h (print_plugins_help): New.
22115 * toplev.c (toplev_main): Call print_plugins_help if needed.
22117 2009-04-16 Richard Guenther <rguenther@suse.de>
22119 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22120 (gimple_ior_addresses_taken_1): New function.
22121 (gimple_ior_addresses_taken): Likewise.
22122 * gimple.h (struct gimple_statement_with_ops_base): Remove
22123 addresses_taken member.
22124 (gimple_ior_addresses_taken): Declare.
22125 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22126 gimple_set_addresses_taken): Remove.
22127 * ipa-reference.c (mark_address): New function.
22128 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22129 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22130 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22131 (gimple_add_to_addresses_taken): Remove.
22132 (get_tmr_operands): Call mark_address_taken.
22133 (get_asm_expr_operands): Likewise.
22134 (get_expr_operands): Likewise.
22135 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22136 (free_stmt_operands): Do not free it.
22137 * tree-ssa.c (delete_tree_ssa): Likewise.
22138 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22140 2009-04-16 Richard Guenther <rguenther@suse.de>
22142 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22143 (walk_stmt_load_store_ops): Likewise.
22144 * gimple.c (get_base_loadstore): New function.
22145 (walk_stmt_load_store_addr_ops): Likewise.
22146 (walk_stmt_load_store_ops): Likewise.
22147 * ipa-pure-const.c (check_op): Simplify.
22148 (check_load, check_store): New functions.
22149 (check_stmt): Use walk_stmt_load_store_ops.
22150 * ipa-reference.c (mark_load): Adjust signature.
22151 (mark_store): Likewise.
22152 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22154 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22156 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22157 (plugin_info): New.
22158 * opts.c (common_handle_option): Don't call print_version.
22159 * plugin.c (plugin_name_args): Add version.
22160 (register_plugin_info): New.
22161 (register_callback): Handle PLUGIN_INFO.
22162 (try_init_one_plugin): New.
22163 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22165 (finalize_one_plugin): New.
22166 (finalize_plugins): New.
22167 (print_one_plugin): New.
22168 (print_plugins_versions): New.
22169 * plugin.h (print_plugins_versions): New.
22170 (finalize_plugins): New.
22171 * toplev.c (compile_file): Don't call initialize_plugins.
22172 (print_version): Call print_plugins_versions.
22173 (toplev_main): Call initialize_plugins. Print version if needed.
22174 Call finalize_plugins.
22176 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22178 * common.opt (fversion): New.
22179 * gcc.c (print_version): New.
22180 (process_command): Don't print the version. Just set print_version.
22181 (main): Print version. Call subprocesses if print_version and
22182 verbose_flag are set.
22183 * opts.c (common_handle_option): Handle OPT_fversion.
22185 2009-04-16 Richard Guenther <rguenther@suse.de>
22186 Ira Rosen <irar@il.ibm.com>
22188 PR tree-optimization/39698
22189 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22190 type of the reduction variable. Only generate the def if
22193 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22194 make sure to first convert to an integer of the same precision.
22195 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22196 the type of the evolution correctly in computing the new
22197 induction variable base.
22199 2009-04-16 Richard Guenther <rguenther@suse.de>
22201 PR middle-end/39625
22202 * tree-cfg.c (make_blocks): Split statements with to-be
22203 abnormal SSA names on the lhs.
22205 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22207 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22208 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22209 * c-typeck.c (really_start_incremental_init): Likewise.
22210 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22211 (TARGET_INITIALIZER): Remove it.
22212 * target.h (struct target): Remove vector_opaque_p.
22213 * tree.c (build_opaque_vector_type): New.
22214 * tree.h (TYPE_VECTOR_OPAQUE): New.
22215 (build_opaque_vector_type): Declare.
22216 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22217 * config/rs6000/rs6000.c (build_opaque_vector_type,
22218 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22219 (rs6000_init_builtins): Use build_opaque_vector_type for
22220 opaque_V4SI_type_node.
22222 2009-04-15 Catherine Moore <clm@codesourcery.com>
22224 * debug.h (set_name): Declare.
22225 * dwarf2out.c (dwarf2out_set_name): Declare.
22226 (dwarf2_debug_hooks): Add set_name.
22227 (find_AT_string): New.
22228 (add_AT_string): Call find_AT_string.
22229 (dwarf2out_set_name): New.
22230 * cp/decl.c (grokdeclarator): Call set_name.
22231 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22232 * debug.c (do_nothing_debug_hooks): Likewise.
22233 * dbxout.c (dbx_debug_hooks): Likewise.
22234 * sdbout.c (sdb_debug_hooks): Likewise.
22236 2009-04-15 Michael Eager <eager@eagercon.com>
22238 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22239 reg for single-precision FPU.
22240 * config/rs6000/rs6000.md (movsi_internal1): Only for
22241 !TARGET_SINGLE_FPU.
22242 (movsi_internal1_single): New. Add pattern to move SI values to/from
22243 single-precision FP regs.
22245 2009-04-15 Richard Guenther <rguenther@suse.de>
22247 * omp-low.c (lower_rec_input_clauses): Build correct address
22249 (expand_omp_for_generic): Fix multiplication type.
22250 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22251 (generate_memset_zero): Fix types.
22252 * tree-profile.c (prepare_instrumented_value): Correctly
22255 2009-04-15 Ian Lance Taylor <iant@google.com>
22257 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22258 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22259 for -Wall and for -Wc++-compat.
22260 (c_common_post_options): For C++, set warn_enum_compare if not
22262 * c-tree.h (struct c_expr): Add field original_type.
22263 (build_external_ref): Update declaration.
22264 * c-parser.c (c_parser_braced_init): Set original_type.
22265 (c_parser_initelt): Likewise.
22266 (c_parser_expr_no_commas): Likewise.
22267 (c_parser_conditional_expression): Likewise.
22268 (c_parser_cast_expression): Likewise.
22269 (c_parser_unary_expression): Likewise. Pull setting of
22270 original_code to top of function.
22271 (c_parser_sizeof_expression): Set original_type.
22272 (c_parser_alignof_expression): Likewise.
22273 (c_parser_postfix_expression): Likewise. Pull setting of
22274 original_code to top of function.
22275 (c_parser_postfix_expression_after_paren_type): Set original_type.
22276 (c_parser_postfix_expression_after_primary): Likewise.
22277 (c_parser_expression): Likewise.
22278 * c-typeck.c (build_external_ref): Add type parameter. Change all
22280 (c_expr_sizeof_expr): Set original_type field.
22281 (parser_build_unary_op): Likewise.
22282 (parser_build_binary_op): Likewise. Optionally warn about
22283 comparisons of enums of different types.
22284 (digest_init): Set original_type field.
22285 (really_start_incremental_init): Likewise.
22286 (push_init_level, pop_init_level): Likewise.
22287 * doc/invoke.texi (Warning Options): -Wenum-compare now
22290 2009-04-15 Richard Guenther <rguenther@suse.de>
22292 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22293 out a necessary conversion.
22294 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22295 names we didn't value number.
22296 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22298 2009-04-15 Richard Guenther <rguenther@suse.de>
22300 PR tree-optimization/39764
22301 * tree-ssa-ccp.c (get_value): Canonicalize value with
22302 canonicalize_float_value.
22304 2009-04-15 Jan Hubicka <jh@suse.cz>
22306 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22307 Wrong version of patch.
22309 2009-04-15 Jan Hubicka <jh@suse.cz>
22311 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22313 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22315 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22316 our distinct integral and vector types.
22318 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22320 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22321 * init.c (build_vtbl_address): Remove call to assemble_external.
22323 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22325 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22326 output for other floating point modes.
22328 2009-04-14 Diego Novillo <dnovillo@google.com>
22330 * diagnostic.c (diagnostic_report_diagnostic): Do not
22331 warn about loaded plugins for DK_ERROR and DK_WARNING.
22332 * c-decl.c (declspecs_add_type): Move call to
22333 invoke_plugin_callbacks ...
22334 * c-parser.c (c_parser_declspecs): ... here.
22335 * plugin.c (dump_active_plugins): Tidy output.
22337 2009-04-14 Diego Novillo <dnovillo@google.com>
22338 Le-Chun Wu <lcwu@google.com>
22340 * configure.ac: Add --enable-plugin support.
22341 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22342 * Makefile.in (PLUGIN_H): Define.
22343 Export ENABLE_PLUGIN and GMPINC to site.exp.
22344 Add PLUGINLIBS to link command.
22345 Add/modify dependencies for plugin.o and files including plugin.h.
22347 * config.in: Regenerate.
22349 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22352 2009-04-14 Le-Chun Wu <lcwu@google.com>
22354 * tree-pass.h (register_one_dump_file): Add a prototype for
22355 register_one_dump_file.
22356 * toplev.c (compile_file): Call initialize_plugins.
22357 (do_compile): Call invoke_plugin_callbacks.
22358 (toplev_main): Call invoke_plugin_callbacks.
22359 * common.opt: Add -fplugin= and -fplugin-arg-.
22360 * gcc-plugin.h: New public header file for plugins to include.
22361 * plugin.c: New source file.
22362 * plugin.h: New internal header file.
22363 * passes.c (register_one_dump_file): Make it external.
22365 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22367 2009-04-14 Diego Novillo <dnovillo@google.com>
22369 * doc/plugins.texi: New.
22370 * doc/gccint.texi: Add reference to Plugins chapter.
22371 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22372 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22373 loaded plugins, if any.
22374 * timevar.def (TV_PLUGIN_INIT): Define.
22375 (TV_PLUGIN_RUN): Define.
22376 * plugin.c: Include timevar.h
22377 (plugins_active_p): New.
22378 (dump_active_plugins): New.
22379 (debug_active_plugins): New.
22381 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22383 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22385 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22387 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22389 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22390 the same as a minus without a shift.
22392 2009-04-14 Nick Clifton <nickc@redhat.com>
22394 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22395 comparisons with small integers will always produce a short
22398 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22401 2008-12-19 Diego Novillo <dnovillo@google.com>
22403 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22405 2009-04-14 Richard Guenther <rguenther@suse.de>
22407 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22409 (verify_gimple_assign_binary): Likewise. Handle shifts and
22411 (verify_gimple_phi): Print the mismatched argument position.
22412 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22414 (vect_update_init_of_dr): Likewise.
22415 * matrix-reorg.c (transform_access_sites): Do what the
22417 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22419 2009-04-13 Michael Eager <eager@eagercon.com>
22421 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22422 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22423 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22424 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22425 remove duplicate config
22427 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22429 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22430 file_name:line_number type locator of the call site.
22432 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22434 * genautomata.c: Put blank after comma.
22435 (automaton_decls): New.
22436 (struct unit_usage): Add comments to member next.
22437 (store_alt_unit_usage): Keep the list ordered.
22438 (unit_present_on_list_p, equal_alternatives_p): New.
22439 (check_regexp_units_distribution): Check units distribution
22440 correctness correctly.
22441 (main): Don't write automata if error is found. Return correct
22444 * config/m68k/cf.md (cfv4_ds): Remove.
22445 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22446 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22448 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22449 power4-load-ext, power4-store, power4-store-update,
22450 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22451 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22452 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22453 power4-sqrt, power4-isync): Modify reservation to make correct
22454 unit distribution to automata.
22456 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22457 power5-store-update, power5-two, power5-three, power5-lmul,
22458 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22460 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22462 * except.c (pass_set_nothrow_function_flags): Set name and add
22464 (set_nothrow_function_flags): Mention in the dump file when
22465 changing a function to nothrow.
22467 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22470 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22471 instead of unsigned long.
22473 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22475 * config/arm/arm.c (return_used_this_function): Remove.
22476 (arm_output_function_prologue): Remove use of
22477 return_used_this_function.
22478 (output_return_instruction): Replace use of
22479 return_used_this_function
22480 by cfun->machine->return_used_this_function.
22481 (arm_output_epilogue): Likewise.
22482 (arm_output_function_epilogue): Likewise.
22483 (thumb_unexpanded_epilogue): Likewise.
22484 * config/arm/arm.h (struct machine_function):
22485 New member return_used_this_function.
22487 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22489 * doc/install.texi: Correct description of default directory for
22490 --with-gxx-include-dir.
22492 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22494 * fold-const.c (build_range_check): Properly deal with enumeral and
22495 boolean base types.
22497 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22499 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22500 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22501 * params.h (MAX_GCSE_PASSES): Remove.
22502 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22503 in sequence. Remove ability to run multiple passes.
22504 (bypass_jumps): Report run as third CPROP pass.
22506 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22508 PR middle-end/39651
22509 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22510 when deciding whether the whole SEQUENCE can throw.
22512 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22515 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22516 offseted label references.
22518 2009-04-11 Jan Hubicka <jh@suse.cz>
22520 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22522 2009-04-11 Richard Guenther <rguenther@suse.de>
22524 PR middle-end/39732
22525 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22526 return variables as TREE_ADDRESSABLE.
22528 2009-04-11 Richard Guenther <rguenther@suse.de>
22530 PR tree-optimization/39713
22531 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22532 reference trees have SSA_NAME operands.
22534 2009-04-11 Richard Guenther <rguenther@suse.de>
22537 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22538 address expressions.
22540 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22542 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22543 match changes in Cygwin 1.7
22544 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22545 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22547 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22549 PR tree-optimization/39701
22550 * doc/invoke.texi (Optimization Options): Document change in
22551 meaning and initialization of -fdelete-null-pointer-checks.
22553 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22555 PR middle-end/39701
22556 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22558 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22561 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22563 2009-04-10 Chao-ying Fu <fu@mips.com>
22565 * doc/tm.texi (Instruction Output): Document
22566 TARGET_ASM_FINAL_POSTSCAN_INSN.
22567 * target.h (final_postscan_insn): New field in asm_out.
22568 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22569 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22570 * final.c (final_scan_insn): Call
22571 targetm.asm_out.final_postscan_insn after outputting
22572 an asm macro and a normal instruction.
22574 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22575 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22576 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22577 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22578 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22580 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22582 PR middle-end/39701
22583 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22584 variables as non-NULL even with -fdelete-null-pointer-checks.
22586 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22588 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22590 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22593 * config/i386/i386.c (classify_argument): Handle SCmode with
22594 (bit_offset % 64) != 0.
22596 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22598 * doc/invoke.texi (Optimize Options): Add cross-reference to
22599 -Q --help=optimizers examples.
22601 2009-04-10 Ben Elliston <bje@au.ibm.com>
22604 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22605 regalign for the reg == fpr and TDmode case.
22607 2009-04-09 David Ayers <ayers@fsfe.org>
22610 * objc/objc-act.c (warn_with_method): Remove helper function.
22611 (check_duplicates): Call warning and inform directly.
22612 (really_start_method): Likewise.
22614 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22616 * expmed.c (expand_divmod): Always use a comparison for a division
22617 by a large unsigned integer.
22619 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22620 for things others than variables or functions as nonzero.
22622 2009-04-09 Nick Clifton <nickc@redhat.com>
22624 * unwind-compat.c: Change copyright header to refer to version
22625 3 of the GNU General Public License with version 3.1 of the
22626 GCC Runtime Library Exception and to point readers at the
22627 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22628 * config/alpha/crtfastmath.c: Likewise.
22629 * config/alpha/linux-unwind.h: Likewise.
22630 * config/alpha/qrnnd.asm: Likewise.
22631 * config/alpha/vms-crt0-64.c: Likewise.
22632 * config/alpha/vms-crt0.c: Likewise.
22633 * config/alpha/vms-dwarf2.asm: Likewise.
22634 * config/alpha/vms-dwarf2eh.asm: Likewise.
22635 * config/alpha/vms-psxcrt0-64.c: Likewise.
22636 * config/alpha/vms-psxcrt0.c: Likewise.
22637 * config/alpha/vms_tramp.asm: Likewise.
22638 * config/arc/initfini.c: Likewise.
22639 * config/arc/lib1funcs.asm: Likewise.
22640 * config/arm/bpabi-v6m.S: Likewise.
22641 * config/arm/bpabi.S: Likewise.
22642 * config/arm/bpabi.c: Likewise.
22643 * config/arm/crti.asm: Likewise.
22644 * config/arm/crtn.asm: Likewise.
22645 * config/arm/ieee754-df.S: Likewise.
22646 * config/arm/ieee754-sf.S: Likewise.
22647 * config/arm/lib1funcs.asm: Likewise.
22648 * config/arm/libunwind.S: Likewise.
22649 * config/arm/linux-atomic.c: Likewise.
22650 * config/arm/mmintrin.h: Likewise.
22651 * config/arm/pr-support.c: Likewise.
22652 * config/arm/unaligned-funcs.c: Likewise.
22653 * config/arm/unwind-arm.c: Likewise.
22654 * config/arm/unwind-arm.h: Likewise.
22655 * config/avr/libgcc.S: Likewise.
22656 * config/bfin/crti.s: Likewise.
22657 * config/bfin/crtlibid.s: Likewise.
22658 * config/bfin/crtn.s: Likewise.
22659 * config/bfin/lib1funcs.asm: Likewise.
22660 * config/bfin/linux-unwind.h: Likewise.
22661 * config/cris/arit.c: Likewise.
22662 * config/cris/cris_abi_symbol.c: Likewise.
22663 * config/darwin-64.c: Likewise.
22664 * config/darwin-crt2.c: Likewise.
22665 * config/darwin-crt3.c: Likewise.
22666 * config/darwin.h: Likewise.
22667 * config/dbxelf.h: Likewise.
22668 * config/dfp-bit.c: Likewise.
22669 * config/dfp-bit.h: Likewise.
22670 * config/elfos.h: Likewise.
22671 * config/fixed-bit.c: Likewise.
22672 * config/fixed-bit.h: Likewise.
22673 * config/fp-bit.c: Likewise.
22674 * config/fp-bit.h: Likewise.
22675 * config/fr30/crti.asm: Likewise.
22676 * config/fr30/crtn.asm: Likewise.
22677 * config/fr30/lib1funcs.asm: Likewise.
22678 * config/freebsd-spec.h: Likewise.
22679 * config/frv/cmovd.c: Likewise.
22680 * config/frv/cmovh.c: Likewise.
22681 * config/frv/cmovw.c: Likewise.
22682 * config/frv/frvbegin.c: Likewise.
22683 * config/frv/frvend.c: Likewise.
22684 * config/frv/lib1funcs.asm: Likewise.
22685 * config/glibc-stdint.h: Likewise.
22686 * config/h8300/clzhi2.c: Likewise.
22687 * config/h8300/crti.asm: Likewise.
22688 * config/h8300/crtn.asm: Likewise.
22689 * config/h8300/ctzhi2.c: Likewise.
22690 * config/h8300/fixunssfsi.c: Likewise.
22691 * config/h8300/lib1funcs.asm: Likewise.
22692 * config/h8300/parityhi2.c: Likewise.
22693 * config/h8300/popcounthi2.c: Likewise.
22694 * config/i386/ammintrin.h: Likewise.
22695 * config/i386/att.h: Likewise.
22696 * config/i386/avxintrin.h: Likewise.
22697 * config/i386/biarch64.h: Likewise.
22698 * config/i386/bmmintrin.h: Likewise.
22699 * config/i386/cpuid.h: Likewise.
22700 * config/i386/cross-stdarg.h: Likewise.
22701 * config/i386/crtfastmath.c: Likewise.
22702 * config/i386/crtprec.c: Likewise.
22703 * config/i386/cygming-crtbegin.c: Likewise.
22704 * config/i386/cygming-crtend.c: Likewise.
22705 * config/i386/cygwin.asm: Likewise.
22706 * config/i386/emmintrin.h: Likewise.
22707 * config/i386/gmm_malloc.h: Likewise.
22708 * config/i386/gthr-win32.c: Likewise.
22709 * config/i386/i386.h: Likewise.
22710 * config/i386/immintrin.h: Likewise.
22711 * config/i386/linux-unwind.h: Likewise.
22712 * config/i386/linux64.h: Likewise.
22713 * config/i386/mm3dnow.h: Likewise.
22714 * config/i386/mmintrin-common.h: Likewise.
22715 * config/i386/mmintrin.h: Likewise.
22716 * config/i386/nmmintrin.h: Likewise.
22717 * config/i386/pmm_malloc.h: Likewise.
22718 * config/i386/pmmintrin.h: Likewise.
22719 * config/i386/smmintrin.h: Likewise.
22720 * config/i386/sol2-c1.asm: Likewise.
22721 * config/i386/sol2-ci.asm: Likewise.
22722 * config/i386/sol2-cn.asm: Likewise.
22723 * config/i386/sol2-gc1.asm: Likewise.
22724 * config/i386/tmmintrin.h: Likewise.
22725 * config/i386/unix.h: Likewise.
22726 * config/i386/w32-unwind.h: Likewise.
22727 * config/i386/wmmintrin.h: Likewise.
22728 * config/i386/x86-64.h: Likewise.
22729 * config/i386/x86intrin.h: Likewise.
22730 * config/i386/xmmintrin.h: Likewise.
22731 * config/ia64/crtbegin.asm: Likewise.
22732 * config/ia64/crtend.asm: Likewise.
22733 * config/ia64/crtfastmath.c: Likewise.
22734 * config/ia64/crti.asm: Likewise.
22735 * config/ia64/crtn.asm: Likewise.
22736 * config/ia64/fde-glibc.c: Likewise.
22737 * config/ia64/lib1funcs.asm: Likewise.
22738 * config/ia64/linux-unwind.h: Likewise.
22739 * config/ia64/quadlib.c: Likewise.
22740 * config/ia64/unwind-ia64.c: Likewise.
22741 * config/linux.h: Likewise.
22742 * config/m32c/m32c-lib1.S: Likewise.
22743 * config/m32c/m32c-lib2-trapv.c: Likewise.
22744 * config/m32c/m32c-lib2.c: Likewise.
22745 * config/m32r/initfini.c: Likewise.
22746 * config/m68hc11/larith.asm: Likewise.
22747 * config/m68hc11/m68hc11-crt0.S: Likewise.
22748 * config/m68k/cf.md: Likewise.
22749 * config/m68k/crti.s: Likewise.
22750 * config/m68k/crtn.s: Likewise.
22751 * config/m68k/lb1sf68.asm: Likewise.
22752 * config/m68k/linux-unwind.h: Likewise.
22753 * config/mcore/crti.asm: Likewise.
22754 * config/mcore/crtn.asm: Likewise.
22755 * config/mcore/lib1.asm: Likewise.
22756 * config/mips/linux-unwind.h: Likewise.
22757 * config/mips/loongson.h: Likewise.
22758 * config/mips/mips16.S: Likewise.
22759 * config/mmix/crti.asm: Likewise.
22760 * config/mmix/crtn.asm: Likewise.
22761 * config/pa/fptr.c: Likewise.
22762 * config/pa/hpux-unwind.h: Likewise.
22763 * config/pa/lib2funcs.asm: Likewise.
22764 * config/pa/linux-atomic.c: Likewise.
22765 * config/pa/linux-unwind.h: Likewise.
22766 * config/pa/milli64.S: Likewise.
22767 * config/pa/quadlib.c: Likewise.
22768 * config/pa/stublib.c: Likewise.
22769 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22770 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22771 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22772 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22773 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22774 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22775 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22776 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22777 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22778 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22779 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22780 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22781 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22782 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22783 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22784 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22785 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22786 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22787 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22788 * config/rs6000/750cl.h: Likewise.
22789 * config/rs6000/altivec.h: Likewise.
22790 * config/rs6000/biarch64.h: Likewise.
22791 * config/rs6000/crtresfpr.asm: Likewise.
22792 * config/rs6000/crtresgpr.asm: Likewise.
22793 * config/rs6000/crtresxfpr.asm: Likewise.
22794 * config/rs6000/crtresxgpr.asm: Likewise.
22795 * config/rs6000/crtsavfpr.asm: Likewise.
22796 * config/rs6000/crtsavgpr.asm: Likewise.
22797 * config/rs6000/darwin-asm.h: Likewise.
22798 * config/rs6000/darwin-fallback.c: Likewise.
22799 * config/rs6000/darwin-fpsave.asm: Likewise.
22800 * config/rs6000/darwin-ldouble.c: Likewise.
22801 * config/rs6000/darwin-tramp.asm: Likewise.
22802 * config/rs6000/darwin-unwind.h: Likewise.
22803 * config/rs6000/darwin-vecsave.asm: Likewise.
22804 * config/rs6000/darwin-world.asm: Likewise.
22805 * config/rs6000/e500crtres32gpr.asm: Likewise.
22806 * config/rs6000/e500crtres64gpr.asm: Likewise.
22807 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22808 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22809 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22810 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22811 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22812 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22813 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22814 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22815 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22816 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22817 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22818 * config/rs6000/eabi-ci.asm: Likewise.
22819 * config/rs6000/eabi-cn.asm: Likewise.
22820 * config/rs6000/eabi.asm: Likewise.
22821 * config/rs6000/linux-unwind.h: Likewise.
22822 * config/rs6000/linux64.h: Likewise.
22823 * config/rs6000/paired.h: Likewise.
22824 * config/rs6000/paired.md: Likewise.
22825 * config/rs6000/ppc64-fp.c: Likewise.
22826 * config/rs6000/ppu_intrinsics.h: Likewise.
22827 * config/rs6000/rs6000.h: Likewise.
22828 * config/rs6000/si2vmx.h: Likewise.
22829 * config/rs6000/sol-ci.asm: Likewise.
22830 * config/rs6000/sol-cn.asm: Likewise.
22831 * config/rs6000/spe.h: Likewise.
22832 * config/rs6000/spu2vmx.h: Likewise.
22833 * config/rs6000/sysv4.h: Likewise.
22834 * config/rs6000/tramp.asm: Likewise.
22835 * config/rs6000/vec_types.h: Likewise.
22836 * config/s390/linux-unwind.h: Likewise.
22837 * config/s390/tpf-unwind.h: Likewise.
22838 * config/score/crti.asm: Likewise.
22839 * config/score/crtn.asm: Likewise.
22840 * config/sh/crt1.asm: Likewise.
22841 * config/sh/crti.asm: Likewise.
22842 * config/sh/crtn.asm: Likewise.
22843 * config/sh/divtab-sh4-300.c: Likewise.
22844 * config/sh/divtab-sh4.c: Likewise.
22845 * config/sh/divtab.c: Likewise.
22846 * config/sh/lib1funcs-4-300.asm: Likewise.
22847 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22848 * config/sh/lib1funcs.asm: Likewise.
22849 * config/sh/lib1funcs.h: Likewise.
22850 * config/sh/linux-atomic.asm: Likewise.
22851 * config/sh/linux-unwind.h: Likewise.
22852 * config/sh/shmedia.h: Likewise.
22853 * config/sh/sshmedia.h: Likewise.
22854 * config/sh/ushmedia.h: Likewise.
22855 * config/sparc/crtfastmath.c: Likewise.
22856 * config/sparc/linux-unwind.h: Likewise.
22857 * config/sparc/sol2-c1.asm: Likewise.
22858 * config/sparc/sol2-ci.asm: Likewise.
22859 * config/sparc/sol2-cn.asm: Likewise.
22860 * config/spu/divmodti4.c: Likewise.
22861 * config/spu/divv2df3.c: Likewise.
22862 * config/spu/float_disf.c: Likewise.
22863 * config/spu/float_unsdidf.c: Likewise.
22864 * config/spu/float_unsdisf.c: Likewise.
22865 * config/spu/float_unssidf.c: Likewise.
22866 * config/spu/mfc_multi_tag_release.c: Likewise.
22867 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22868 * config/spu/mfc_tag_release.c: Likewise.
22869 * config/spu/mfc_tag_reserve.c: Likewise.
22870 * config/spu/mfc_tag_table.c: Likewise.
22871 * config/spu/multi3.c: Likewise.
22872 * config/spu/spu_internals.h: Likewise.
22873 * config/spu/spu_intrinsics.h: Likewise.
22874 * config/spu/spu_mfcio.h: Likewise.
22875 * config/spu/vec_types.h: Likewise.
22876 * config/spu/vmx2spu.h: Likewise.
22877 * config/stormy16/stormy16-lib2.c: Likewise.
22878 * config/svr4.h: Likewise.
22879 * config/sync.c: Likewise.
22880 * config/v850/lib1funcs.asm: Likewise.
22881 * config/vxlib-tls.c: Likewise.
22882 * config/vxlib.c: Likewise.
22883 * config/vxworks-dummy.h: Likewise.
22884 * config/xtensa/crti.asm: Likewise.
22885 * config/xtensa/crtn.asm: Likewise.
22886 * config/xtensa/ieee754-df.S: Likewise.
22887 * config/xtensa/ieee754-sf.S: Likewise.
22888 * config/xtensa/lib1funcs.asm: Likewise.
22889 * config/xtensa/lib2funcs.S: Likewise.
22890 * config/xtensa/linux-unwind.h: Likewise.
22891 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22892 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22893 * coretypes.h: Likewise.
22894 * crtstuff.c: Likewise.
22895 * defaults.h: Likewise.
22896 * dwarf2.h: Likewise.
22897 * emutls.c: Likewise.
22898 * gbl-ctors.h: Likewise.
22899 * gcov-io.h: Likewise.
22900 * ginclude/float.h: Likewise.
22901 * ginclude/iso646.h: Likewise.
22902 * ginclude/stdarg.h: Likewise.
22903 * ginclude/stdbool.h: Likewise.
22904 * ginclude/stddef.h: Likewise.
22905 * ginclude/stdfix.h: Likewise.
22906 * ginclude/stdint-gcc.h: Likewise.
22907 * ginclude/tgmath.h: Likewise.
22908 * gthr-aix.h: Likewise.
22909 * gthr-dce.h: Likewise.
22910 * gthr-gnat.c: Likewise.
22911 * gthr-gnat.h: Likewise.
22912 * gthr-lynx.h: Likewise.
22913 * gthr-mipssde.h: Likewise.
22914 * gthr-nks.h: Likewise.
22915 * gthr-posix.c: Likewise.
22916 * gthr-posix.h: Likewise.
22917 * gthr-posix95.h: Likewise.
22918 * gthr-rtems.h: Likewise.
22919 * gthr-single.h: Likewise.
22920 * gthr-solaris.h: Likewise.
22921 * gthr-tpf.h: Likewise.
22922 * gthr-vxworks.h: Likewise.
22923 * gthr-win32.h: Likewise.
22924 * gthr.h: Likewise.
22925 * libgcc2.c: Likewise.
22926 * libgcc2.h: Likewise.
22927 * libgcov.c: Likewise.
22928 * tsystem.h: Likewise.
22929 * typeclass.h: Likewise.
22930 * unwind-c.c: Likewise.
22931 * unwind-compat.h: Likewise.
22932 * unwind-dw2-fde-compat.c: Likewise.
22933 * unwind-dw2-fde-darwin.c: Likewise.
22934 * unwind-dw2-fde-glibc.c: Likewise.
22935 * unwind-dw2-fde.c: Likewise.
22936 * unwind-dw2-fde.h: Likewise.
22937 * unwind-dw2.c: Likewise.
22938 * unwind-dw2.h: Likewise.
22939 * unwind-generic.h: Likewise.
22940 * unwind-pe.h: Likewise.
22941 * unwind-sjlj.c: Likewise.
22942 * unwind.inc: Likewise.
22943 * config/arm/neon-gen.ml: Change generated copyright header to
22944 refer to version 3 of the GNU General Public License with
22945 version 3.1 of the GCC Runtime Library Exception and to point
22946 readers at the COPYING3 and COPYING3.RUNTIME files and the
22947 FSF's license web page.
22948 * config/arm/arm_neon.h: Regenerate.
22950 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22952 * config/cris/cris.md: Change copyright header to refer to version
22953 3 of the GNU General Public License.
22954 * doc/install.texi2html: Change copyright header to refer to version
22955 3 of the GNU General Public License and to point readers at the
22956 COPYING3 file and the FSF's license web page.
22957 * config/vax/linux.h: Likewise.
22959 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22961 * config/i386/i386.md (cmpcc): New.
22962 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22963 (sync_compare_and_swap_cc*): Delete.
22965 * config/s390/s390.c (s390_compare_emitted): Remove.
22966 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22967 s390_compare_emitted used to be handled. Assert that modes match.
22968 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22969 refer to sync_compare_and_swap_ccsi.
22970 * config/s390/s390.h (s390_compare_emitted): Remove.
22971 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22972 instead of s390_compare_emitted.
22973 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22974 instead of s390_compare_emitted.
22975 * config/s390/s390.md (cmpcc): New.
22976 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22977 CC_REGNUM, do not pretend it's set.
22978 (sync_compare_and_swap_cc*): Delete.
22979 * config/s390/predicates.md (cc_reg_operand): New.
22981 * expr.c (sync_compare_and_swap_cc): Delete.
22982 * optabs.h (sync_compare_and_swap_cc): Delete.
22983 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22984 is being used with can_compare_p.
22985 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22986 (find_cc_set): New.
22987 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22988 look for a MODE_CC set instead. Use emit_store_flag.
22989 (expand_compare_and_swap_loop): Likewise, with some additional
22990 complication to avoid a force_reg when useless. Use
22991 emit_cmp_and_jump_insns.
22992 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22993 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22994 sync_compare_and_swap documentation.
22996 2009-04-09 Jan Hubicka <jh@suse.cz>
22998 * except.c (find_prev_try): Break out from ....
22999 (duplicate_eh_regions): ... here; properly update prev_try pointers
23000 when duplication part of tree.
23001 (dump_eh_tree): Improve dumping.
23002 (verify_eh_region): New.
23003 (verify_eh_tree): Use it.
23005 2009-04-06 Richard Guenther <rguenther@suse.de>
23007 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23008 &ARRAY addresses by adjusting their types and prepending
23010 * tree-cfg.c (verify_gimple_assign_single): Verify that
23011 addresses are correct.
23013 2009-04-09 Richard Guenther <rguenther@suse.de>
23015 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23016 indices into an array reference if possible.
23017 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23018 Fold POINTER_PLUS_EXPR statements with invariant address.
23020 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23023 * config.gcc (powerpc64-*-linux*): Always build biarch.
23025 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23028 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23029 it and pedwarn if this results in an INTEGER_CST.
23031 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23033 * doc/install.texi: Update minimum GMP version. Remove obsolete
23034 text in MPFR section.
23036 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23038 * dwarf2out.c (class_scope_p): New static inline.
23039 (class_or_namespace_scope_p): Use it.
23040 (gen_variable_die): Use DW_TAG_member tag for static data member
23041 declarations instead of DW_TAG_variable.
23043 PR middle-end/39573
23044 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23047 2009-04-08 Richard Guenther <rguenther@suse.de>
23049 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23050 valueize random data.
23052 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23054 * config.gcc (aix tm_file): Add aix-stdint.h.
23055 (aix tm clause use_gcc_stdint): Set to wrap.
23056 * config/rs6000/aix-stdint.h: New file.
23058 2009-04-08 Richard Guenther <rguenther@suse.de>
23060 PR middle-end/36291
23061 * tree-dfa.c (add_referenced_var): Do not recurse into
23062 global initializers.
23063 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23065 (fold_const_aggregate_ref): Likewise.
23067 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23069 * recog.c (ordered_comparison_operator): New.
23070 * gensupport.c (std_preds): Add it.
23071 * doc/md.texi (Machine-Independent Predicates): Document it.
23073 2009-04-08 Jan Hubicka <jh@suse.cz>
23075 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23076 * function.h (rtl_eh): Remove exception_handler_label_map.
23077 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23078 remove_exception_handler_label, for_each_eh_label_1): Remove.
23079 (rtl_remove_unreachable_regions): Remove.
23080 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23081 (find_exception_handler_labels): Don't build the hashtable.
23082 (maybe_remove_eh_handler): Remove.
23083 (for_each_eh_label): Rewrite to walk the tree.
23084 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23085 * except.h (maybe_remove_eh_handler): Remove.
23086 * passes.c (init_optimization_passes): Schedule second EH cleanup
23088 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23089 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23091 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23093 * genoutput.c (validate_optab_operands): New.
23094 (gen_insn, gen_expand): Call it.
23096 * genflags.c (gen_insn): Detect misused iterators.
23097 (main): Pass line_no to gen_insn, exit with status 1 on error.
23099 * genextract.c (line_no): Make global.
23100 (VEC_safe_set_locstr): Change assertion to error message.
23101 (main): Exit with status 1 on error.
23103 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23107 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23108 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23109 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23110 * c-convert.c (convert): Do not call fold on results of conversion
23111 functions when the result is a C_MAYBE_CONST_EXPR.
23112 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23113 of __builtin_choose_expr.
23114 * c-typeck.c (remove_c_maybe_const_expr): New.
23115 (build_unary_op, build_conditional_expr, build_compound_expr,
23116 build_binary_op, c_objc_common_truthvalue_conversion): Call
23117 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23120 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23122 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23123 CODE to produce a new one. Add a prototype to use fold_convert_const
23125 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23128 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23129 mix declarations and code.
23131 2009-04-08 Ben Elliston <bje@au.ibm.com>
23133 * gcc.c: Replace `CC' with `GCC' throughout.
23135 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23137 * doc/invoke.texi: Document Atom support.
23139 2009-04-07 Jason Merrill <jason@redhat.com>
23142 * c-common.h, c-common.c: Add flag_pretty_templates.
23143 * c-opts.c (c_common_handle_option): Set it.
23144 * c.opt: Add -fno-pretty-templates.
23145 * doc/invoke.texi (C++ Dialect Options): Likewise.
23147 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23149 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23150 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23151 (ia64_expand_builtin): Likewise.
23153 2009-04-07 Martin Jambor <mjambor@suse.cz>
23155 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23156 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23157 ADDR_EXPRS are include too.
23159 2009-04-07 Richard Guenther <rguenther@suse.de>
23161 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23162 decls are only used if passes as parameters or if they are
23163 local statics and the call is not to a builtin.
23164 (call_may_clobber_ref_p_1): Likewise.
23166 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23168 * expr.c (do_store_flag): Remove last argument. Simplify code
23169 to avoid duplication of tests already done by can_compare_p.
23170 (expand_expr_real_1): Adjust caller.
23172 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23174 * optabs.c (can_compare_p): Test the predicate of a
23175 cbranch and cstore pattern.
23177 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23179 * expr.c (convert_move): Use emit_store_flag instead of
23182 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23184 * config/i386/i386.c (ix86_compare_emitted): Remove.
23185 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23186 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23187 * config/i386/i386.h (ix86_compare_emitted): Remove.
23188 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23189 instead of ix86_compare_emitted.
23190 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23192 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23194 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23195 Add t-sysroot-suffix to tmake_file.
23196 * config/print-sysroot-suffix.sh: New file.
23197 * config/t-sysroot-suffix: New file.
23199 2009-04-07 Ben Elliston <bje@au.ibm.com>
23201 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23202 as the latter produces a warning when the target does not support
23205 2009-04-07 Ben Elliston <bje@au.ibm.com>
23207 * dfp.c: Replace type punning assignments with memcpy throughout.
23208 * Makefile.in (dfp.o-warn): Remove.
23210 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23213 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23214 Include soft-fp/t-softfp after rs6000/t-linux64.
23216 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23218 * stor-layout.c (set_sizetype): Use the full precision of their
23219 machine mode for bitsize types.
23221 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23223 * config/i386/i386.md: Revert 2 accidental checkins.
23225 2009-04-06 Joey Ye <joey.ye@intel.com>
23226 Xuepeng Guo <xuepeng.guo@intel.com>
23227 H.J. Lu <hongjiu.lu@intel.com>
23229 Atom pipeline model, tuning and insn selection.
23230 * config.gcc (atom): Add atom config options and target.
23232 * config/i386/atom.md: New.
23234 * config/i386/i386.c (atom_cost): New cost.
23235 (m_ATOM): New macro flag.
23236 (initial_ix86_tune_features): Set m_ATOM.
23237 (x86_accumulate_outgoing_args): Likewise.
23238 (x86_arch_always_fancy_math_387): Likewise.
23239 (processor_target): Add Atom cost.
23240 (cpu_names): Add Atom cpu name.
23241 (override_options): Set Atom ISA.
23242 (ix86_issue_rate): New case PROCESSOR_ATOM.
23243 (ix86_adjust_cost): Likewise.
23245 * config/i386/i386.h (TARGET_ATOM): New target macro.
23246 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23247 (TARGET_OPT_AGU): New target option.
23248 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23249 (processor_type): Add PROCESSOR_ATOM.
23251 * config/i386/i386.md (cpu): Add new value "atom".
23252 (use_carry, movu): New attr.
23253 (atom.md): Include atom.md.
23254 (adddi3_carry_rex64): Set attr "use_carry".
23255 (addqi3_carry): Likewise.
23256 (addhi3_carry): Likewise.
23257 (addsi3_carry): Likewise.
23258 (*addsi3_carry_zext): Likewise.
23259 (subdi3_carry_rex64): Likewise.
23260 (subqi3_carry): Likewise.
23261 (subhi3_carry): Likewise.
23262 (subsi3_carry): Likewise.
23263 (x86_movdicc_0_m1_rex64): Likewise.
23264 (*x86_movdicc_0_m1_se): Likewise.
23265 (x86_movsicc_0_m1): Likewise.
23266 (*x86_movsicc_0_m1_se): Likewise.
23267 (*adddi_1_rex64): Emit add insn as much as possible.
23268 (*addsi_1): Likewise.
23269 (return_internal): Set atom_unit.
23270 (return_internal_long): Likewise.
23271 (return_pop_internal): Likewise.
23272 (*rcpsf2_sse): Set atom_sse_attr attr.
23273 (*qrt<mode>2_sse): Likewise.
23274 (*prefetch_sse): Likewise.
23276 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23278 (ix86_target_macros_internal): Likewise.
23280 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23281 (*prefetch_sse_rex): Likewise.
23282 (sse_rcpv4sf2): Likewise.
23283 (sse_vmrcpv4sf2): Likewise.
23284 (sse_sqrtv4sf2): Likewise.
23285 (<sse>_vmsqrt<mode>2): Likewise.
23286 (sse_ldmxcsr): Likewise.
23287 (sse_stmxcsr): Likewise.
23288 (*sse_sfence): Likewise.
23289 (sse2_clflush): Likewise.
23290 (*sse2_mfence): Likewise.
23291 (*sse2_lfence): Likewise.
23292 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23293 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23294 (avx_movdqu<avxmodesuffix>): Likewise.
23295 (avx_lddqu<avxmodesuffix>): Likewise.
23296 (sse2_movntv2di): Change attr "type" to "ssemov".
23297 (sse2_movntsi): Likewise.
23298 (rsqrtv8sf2): Change attr "type" to "sseadd".
23299 (sse3_addsubv2df3): Set attr "atom_unit".
23300 (sse3_h<plusminus_insn>v4sf3): Likewise.
23301 (*sse2_pmaddwd): Likewise.
23302 (*vec_extractv2di_1_rex64): Likewise.
23303 (*vec_extractv2di_1_avx): Likewise.
23304 (sse2_psadbw): Likewise.
23305 (ssse3_phaddwv8hi3): Likewise.
23306 (ssse3_phaddwv4hi3): Likewise.
23307 (ssse3_phadddv4si3): Likewise.
23308 (ssse3_phadddv2si3): Likewise.
23309 (ssse3_phaddswv8hi3): Likewise.
23310 (ssse3_phaddswv4hi3): Likewise.
23311 (ssse3_phsubwv8hi3): Likewise.
23312 (ssse3_phsubwv4hi3): Likewise.
23313 (ssse3_phsubdv4si3): Likewise.
23314 (ssse3_phsubdv2si3): Likewise.
23315 (ssse3_phsubswv8hi3): Likewise.
23316 (ssse3_phsubswv4hi3): Likewise.
23317 (ssse3_pmaddubsw128): Likewise.
23318 (sse3_pmaddubsw: Likewise.
23319 (ssse3_palignrti): Likewise.
23320 (ssse3_palignrdi): Likewise.
23322 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23324 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23326 2009-04-06 Richard Guenther <rguenther@suse.de>
23328 PR tree-optimization/28868
23329 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23330 of which PHI results we inserted.
23331 (insert_into_preds_of_block): Record inserted PHIs.
23332 (eliminate): Eliminate redundant PHI nodes.
23333 (init_pre): Init inserted_phi_names.
23335 2009-04-06 Richard Guenther <rguenther@suse.de>
23337 PR tree-optimization/39643
23338 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23339 IMAGPART_EXPRs of complex constants.
23340 (execute_fold_all_builtins): If we folded a call queue
23341 TODO_update_address_taken.
23343 2009-04-06 Jan Hubicka <jh@suse.cz>
23345 PR middle-end/39659
23346 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23349 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23351 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23353 (ic_invalidate_array): Likewise.
23355 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23357 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23358 alignment for library calls.
23360 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23362 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23363 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23364 * config/i386/mingw-stdint.h: New file.
23366 2009-04-05 Richard Guenther <rguenther@suse.de>
23368 PR tree-optimization/39648
23369 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23370 our &A vs. &A[0] IL deficiencies.
23372 2009-04-04 Jan Hubicka <jh@suse.cz>
23374 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23375 removed toplevel regions.
23376 (sjlj_mark_call_sites): Likewise.
23378 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23380 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23381 (cygwin tm clause use_gcc_stdint): Set to wrap.
23382 * config/i386/cygwin-stdint.h: New file.
23384 2009-04-04 Richard Guenther <rguenther@suse.de>
23386 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23387 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23388 single-argument PHIs if we are in loop-closed SSA form.
23389 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23390 for the pre-condition.
23391 (slpeel_tree_peel_loop_to_edge): Likewise.
23392 (vect_build_loop_niters): Take an optional sequence to append stmts.
23393 (vect_generate_tmps_on_preheader): Likewise.
23394 (vect_do_peeling_for_loop_bound): Take extra guards for the
23396 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23397 the cost model check.
23398 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23399 guards if we are going to peel. Do not apply versioning in that case.
23400 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23401 (vect_do_peeling_for_loop_bound): Likewise.
23402 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23403 loop bound only record extra pre-conditions, do not apply loop
23406 2009-04-04 Richard Guenther <rguenther@suse.de>
23408 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23411 2009-04-04 Jan Hubicka <jh@suse.cz>
23413 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23414 last_basic_block for size of bb->index indexed array.
23415 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23416 compute_out, link_btr_uses, build_btr_def_use_webs,
23417 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23419 2009-04-04 Jan Hubicka <jh@suse.cz>
23421 * except.c (remove_eh_handler_and_replace): Break out from ...
23422 (remove_eh_handler): ... here.
23423 (bring_to_root): New function.
23424 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23425 handled ones, bring others to root of tree.
23427 2009-04-04 Jan Hubicka <jh@suse.cz>
23429 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23430 (all_phis_safe_to_merge): New function.
23431 (update_info): New structure.
23432 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23433 (cleanup_empty_eh): Update SSA if possible.
23435 2009-04-04 Richard Guenther <rguenther@suse.de>
23437 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23438 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23439 (append_vuse): Likewise.
23441 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23443 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23444 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23445 instead of REG_UNSAVED for DW_CFA_undefined.
23446 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23447 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23450 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23453 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23455 2009-04-04 Richard Guenther <rguenther@suse.de>
23457 PR tree-optimization/8781
23458 PR tree-optimization/37892
23459 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23460 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23461 (valueize_refs): Call it for *& valueizations.
23462 (shared_reference_ops_from_ref): Rename to ...
23463 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23464 (shared_reference_ops_from_call): Rename to ...
23465 (valueize_shared_reference_ops_from_call): ... this and valueize.
23466 (vn_reference_lookup): Update.
23467 (visit_reference_op_call): Likewise.
23468 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23469 (eliminate): Value-replace the call address in call statements.
23471 2009-04-04 Richard Guenther <rguenther@suse.de>
23473 PR tree-optimization/39636
23474 * tree-ssa-forwprop.c
23475 (forward_propagate_addr_into_variable_array_index): Check for
23476 GIMPLE_ASSIGN before accessing the rhs code.
23478 2009-04-03 Jason Merrill <jason@redhat.com>
23480 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23482 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23484 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23485 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23486 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23487 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23488 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23489 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23490 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23491 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23492 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23493 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23494 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23495 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23496 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23497 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23498 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23499 Use fr_reg_or_fp01_operand instead of fr_register_operand
23501 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23502 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23503 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23505 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23507 PR rtl-optimization/39607
23508 PR rtl-optimization/39631
23512 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23513 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23514 instead of DF_LR_OUT.
23515 * ira-lives.c (process_bb_node_lives): Ditto.
23516 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23517 instead of DF_LR_{OUT,IN}.
23518 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23519 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23521 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23523 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23524 (execute_lower_omp): Always run but take the short way out if -fopenmp
23526 (gate_lower_omp): Remove, forcing the pass manager to always run the
23527 pass and always set PROP_gimple_lomp.
23528 (pass_lower_omp): Remove gate function.
23529 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23530 PROP_trees. Instead, require it.
23531 * ipa-cp.c (pass_ipa_cp): Likewise.
23532 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23533 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23534 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23535 and PROP_gimple_leh.
23537 2009-04-03 Richard Guenther <rguenther@suse.de>
23539 PR middle-end/13146
23540 PR tree-optimization/23940
23541 PR tree-optimization/33237
23542 PR middle-end/33974
23543 PR middle-end/34093
23544 PR tree-optimization/36201
23545 PR tree-optimization/36230
23546 PR tree-optimization/38049
23547 PR tree-optimization/38207
23548 PR tree-optimization/38230
23549 PR tree-optimization/38301
23550 PR tree-optimization/38585
23551 PR middle-end/38895
23552 PR tree-optimization/38985
23553 PR tree-optimization/39299
23554 * tree-ssa-structalias.h: Remove.
23555 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23556 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23557 (struct vuse_element_d): Remove.
23558 (struct vuse_vec_d): Likewise.
23559 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23560 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23561 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23562 VUSE_ELEMENT_VAR): Likewise.
23563 (struct voptype_d): Likewise.
23564 (NUM_VOP_FREE_BUCKETS): Likewise.
23565 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23566 (struct stmt_operands_d): Remove.
23567 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23568 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23569 VDEF_NUM, VDEF_VECT): Likewise.
23570 (copy_virtual_operands): Remove.
23571 (operand_build_cmp): Likewise.
23572 (create_ssa_artificial_load_stmt): Likewise.
23573 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23574 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23575 vuse_index and mayuse_index members. Pack and move done and iter_type
23576 members to the front.
23577 (SSA_OP_VMAYUSE): Remove.
23578 (SSA_OP_VIRTUAL_USES): Adjust.
23579 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23580 (unlink_stmt_vdef): Declare.
23581 (add_to_addressable_set): Remove.
23582 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23583 (vrp_visit_stmt): Likewise.
23584 * doc/tree-ssa.texi (Alias analysis): Update.
23585 * doc/invoke.texi (max-aliased-vops): Remove docs.
23586 (avg-aliased-vops): Likewise.
23587 * tree-into-ssa.c (syms_to_rename): Remove.
23588 (need_to_update_vops_p): Likewise.
23589 (need_to_initialize_update_ssa_p): Rename to ...
23590 (update_ssa_initialized_fn): ... this. Track function we are
23592 (symbol_marked_for_renaming): Simplify.
23593 (add_new_name_mapping): Do not set need_to_update_vops_p.
23594 (dump_currdefs): Use SYMS_TO_RENAME.
23595 (rewrite_update_stmt): Always walk all uses/defs.
23596 (dump_update_ssa): Adjust.
23597 (init_update_ssa): Take function argument. Track what we are
23599 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23600 (create_new_def_for): Initialize for cfun, assert we are initialized
23602 (mark_sym_for_renaming): Simplify.
23603 (mark_set_for_renaming): Do not initialize update-ssa.
23604 (need_ssa_update_p): Simplify. Take function argument.
23605 (name_mappings_registered_p): Assert we ask for the correct function.
23606 (name_registered_for_update_p): Likewise.
23607 (ssa_names_to_replace): Likewise.
23608 (release_ssa_name_after_update_ssa): Likewise.
23609 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23610 (dump_decl_set): Do not print a newline.
23611 (debug_decl_set): Do it here.
23612 (dump_update_ssa): And here.
23613 * tree-ssa-loop-im.c (move_computations): Adjust.
23614 (movement_possibility): Likewise.
23615 (determine_max_movement): Likewise.
23616 (gather_mem_refs_stmt): Likewise.
23617 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23618 or NAME_MEMORY_TAG.
23619 * tree-complex.c (update_all_vops): Remove.
23620 (expand_complex_move): Adjust.
23621 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23622 Simplify test for memory referencing statement. Exclude
23623 non-invariant ADDR_EXPRs.
23624 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23625 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23626 (rdg_flag_uses): Likewise.
23627 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23629 (tree_optimize_tail_calls_1): Also split the
23630 edge from the entry block if we have degenerate PHI nodes in
23631 the first basic block.
23632 * tree.c (init_ttree): Remove memory-tag related code.
23633 (tree_code_size): Likewise.
23634 (tree_node_structure): Likewise.
23635 (build7_stat): Re-write to be build6_stat.
23636 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23637 (SSA_VAR_P): Adjust.
23638 (struct tree_memory_tag): Remove.
23639 (struct tree_memory_partition_tag): Likewise.
23640 (union tree_node): Adjust.
23641 (build7): Re-write to be build6.
23642 * tree-pass.h (pass_reset_cc_flags): Remove.
23643 (TODO_update_address_taken): New flag.
23644 (pass_simple_dse): Remove.
23645 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23646 * params.h (MAX_ALIASED_VOPS): Remove.
23647 (AVG_ALIASED_VOPS): Likewise.
23648 * omp-low.c (expand_omp_taskreg): Update SSA form.
23649 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23650 aliases the lhs in a copy stmt.
23651 * tree-ssa-dse.c (struct address_walk_data): Remove.
23652 (memory_ssa_name_same): Likewise.
23653 (memory_address_same): Likewise.
23654 (get_kill_of_stmt_lhs): Likewise.
23655 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23656 unused stores. Look through PHI nodes into post-dominated regions.
23657 (dse_optimize_stmt): Simplify. Properly remove stores.
23658 (tree_ssa_dse): Compute dominators.
23659 (execute_simple_dse): Remove.
23660 (pass_simple_dse): Likewise.
23661 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23662 gimple_loaded_syms and gimple_stored_syms computation.
23663 * toplev.c (dump_memory_report): Dump alias and pta stats.
23664 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23665 (vn_reference_eq): Likewise.
23666 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23667 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23668 valueize_vuses): Remove.
23669 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23670 (get_def_ref_stmt_vuse): ... this.
23671 (vn_reference_lookup_2): New function.
23672 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23673 walking equivalent vuses. Simplify.
23674 (vn_reference_lookup): Likewise.
23675 (vn_reference_insert): Likewise.
23676 (vn_reference_insert_pieces): Likewise.
23677 (visit_reference_op_call): Simplify.
23678 (visit_reference_op_load): Likewise.
23679 (visit_reference_op_store): Likewise.
23680 (init_scc_vn): Remove shared_lookup_vuses initialization.
23681 (free_scc_vn): Remove shared_lookup_vuses freeing.
23682 (sort_vuses, sort_vuses_heap): Remove.
23683 (get_ref_from_reference_ops): Export.
23684 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23685 vector with single vuse pointer.
23686 (vn_reference_lookup_pieces, vn_reference_lookup,
23687 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23688 (shared_vuses_from_stmt): Remove.
23689 (get_ref_from_reference_ops): Declare.
23690 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23691 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23692 memory-tag related code.
23693 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23694 (likely_value): Add comment, skip static-chain of call statements.
23695 (surely_varying_stmt_p): Adjust.
23696 (gimplify_and_update_call_from_tree): Likewise.
23697 (execute_fold_all_builtins): Do not rebuild alias info.
23698 (gimplify_and_update_call_from_tree): Properly update VOPs.
23699 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23700 (copy_ref_info): Remove memory-tag related code.
23701 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23702 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23703 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23705 * tree-ssa-dom.c (gimple_p): Remove typedef.
23706 (eliminate_redundant_computations): Adjust.
23707 (record_equivalences_from_stmt): Likewise.
23708 (avail_expr_hash): Likewise.
23709 (avail_expr_eq): Likewise.
23710 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23711 (stmt_makes_single_load): Likewise.
23712 (stmt_makes_single_store): Likewise.
23713 * tree-ssa-alias.c: Rewrite completely.
23714 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23715 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23716 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23717 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23718 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23719 Remove public functions.
23720 (pass_reset_cc_flags): Remove.
23721 (pass_build_alias): Move ...
23722 * tree-ssa-structalias.c (pass_build_alias): ... here.
23723 * tree-ssa-alias.c (may_be_aliased): Move ...
23724 * tree-flow-inline.h (may_be_aliased): ... here.
23725 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23726 count_uses_and_derefs): Move ...
23727 * gimple.c: ... here.
23728 * gimple.h (count_uses_and_derefs): Declare.
23729 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23730 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23731 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23732 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23733 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23734 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23735 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23737 * tree-dfa.c (refs_may_alias_p): Move ...
23738 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23739 * tree-ssa-alias.h: New file.
23740 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23741 (statement_sink_location): Likewise.
23742 * opts.c (decode_options): Do not adjust max-aliased-vops or
23743 avg-aliased-vops values.
23744 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23745 (TV_CALL_CLOBBER): Likewise.
23746 (TV_FLOW_SENSITIVE): Likewise.
23747 (TV_FLOW_INSENSITIVE): Likewise.
23748 (TV_MEMORY_PARTITIONING): Likewise.
23749 (TV_ALIAS_STMT_WALK): New timevar.
23750 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23751 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23752 (get_address_description): Remove memory-tag related code.
23753 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23754 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23755 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23756 and immediate uses in statements. Document.
23757 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23758 (dump_symbols): Remove.
23759 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23760 * alias.c (get_deref_alias_set): New function split out from ...
23761 (get_alias_set): ... here.
23762 * alias.h (get_deref_alias_set): Declare.
23763 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23764 type parameter. Remove restrict pointer handling. Create a
23765 ref-all pointer in case type-based alias sets do not conflict.
23766 (vect_analyze_data_refs): Remove SMT related code.
23767 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23768 (vectorizable_load): Likewise.
23769 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23770 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23771 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23772 Ignore vops and SMTs.
23773 (dr_analyze_alias): Likewise..
23774 (free_data_ref): Likewise.
23775 (create_data_ref): Likewise.
23776 (analyze_all_data_dependences): Likewise.
23777 (get_references_in_stmt): Adjust.
23778 * tree-flow-inline.h (gimple_aliases_computed_p,
23779 gimple_addressable_vars, gimple_call_clobbered_vars,
23780 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23781 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23782 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23783 gimple_mem_ref_stats): Remove.
23784 (gimple_vop): New function.
23785 (op_iter_next_use): Remove vuses and mayuses cases.
23786 (op_iter_next_def): Remove vdefs case.
23787 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23788 (clear_and_done_ssa_iter): Do not set removed fields.
23789 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23790 Assert we are not iterating over vuses or vdefs if not also
23791 iterating over uses or defs.
23792 (op_iter_init_use): Likewise.
23793 (op_iter_init_def): Likewise.
23794 (op_iter_next_vdef): Remove.
23795 (op_iter_next_mustdef): Likewise.
23796 (op_iter_init_vdef): Likewise.
23797 (compare_ssa_operands_equal): Likewise.
23798 (link_use_stmts_after): Handle vuse operand.
23799 (is_call_used): Use is_call_clobbered.
23800 (is_call_clobbered): Global variables are always call clobbered,
23801 query the call-clobbers bitmap.
23802 (mark_call_clobbered): Ignore global variables.
23803 (clear_call_clobbered): Likewise.
23804 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23805 virtual operands sanity check.
23806 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23808 (TARGET_MEM_REF): Remove TMR_TAG operand.
23809 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23810 Remove call-clobber related code.
23811 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23812 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23813 partitions or escape reason.
23814 (get_single_def_stmt, get_single_def_stmt_from_phi,
23815 get_single_def_stmt_with_phi): Remove.
23816 (dump_referenced_vars): Tidy.
23817 (get_ref_base_and_extent): Allow bare decls.
23818 (collect_dfa_stats): Adjust.
23819 * graphite.c (rename_variables_in_stmt): Adjust.
23820 (graphite_copy_stmts_from_block): Likewise.
23821 (translate_clast): Likewise.
23822 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23824 (translate_vuse_through_block): Use the oracle.
23825 (phi_translate_1): Adjust.
23826 (value_dies_in_block_x): Use the oracle. Cache the outcome
23828 (valid_in_sets): Check if the VUSE for
23829 a REFERENCE is available.
23830 (eliminate): Do not remove stmts during elimination,
23831 instead queue and remove them afterwards.
23832 (do_pre): Do not rebuild alias info.
23833 (pass_pre): Run TODO_rebuild_alias before PRE.
23834 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23835 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23836 (mark_all_v_defs_stmt): Remove.
23837 (mark_all_v_defs_seq): Adjust.
23838 (sra_replace): Likewise.
23839 (scalarize_use): Likewise.
23840 (scalarize_copy): Likewise.
23841 (scalarize_init): Likewise.
23842 (scalarize_ldst): Likewise.
23843 (todoflags): Remove.
23844 (tree_sra): Do not rebuild alias info.
23845 (tree_sra_early): Adjust.
23846 (pass_sra): Run TODO_update_address_taken before SRA.
23847 * tree-predcom.c (set_alias_info): Remove.
23848 (prepare_initializers_chain): Do not call it.
23849 (mark_virtual_ops_for_renaming): Adjust.
23850 (mark_virtual_ops_for_renaming_list): Remove.
23851 (initialize_root_vars): Adjust.
23852 (initialize_root_vars_lm): Likewise.
23853 (prepare_initializers_chain): Likewise.
23854 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23855 (may_propagate_copy_into_stmt): Likewise.
23856 (merge_alias_info): Do nothing for now.
23857 (propagate_tree_value_into_stmt): Adjust.
23858 (stmt_may_generate_copy): Likewise.
23859 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23860 not mark symbols for renaming.
23861 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23862 with the same statement, make sure to update the new pointed-to one.
23863 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23864 call statements, do not mark symbols for renaming.
23865 (mark_operand_necessary): Dump something.
23866 (ref_may_be_aliased): New function.
23867 (mark_aliased_reaching_defs_necessary_1): New helper function.
23868 (mark_aliased_reaching_defs_necessary): Likewise.
23869 (mark_all_reaching_defs_necessary_1): Likewise.
23870 (mark_all_reaching_defs_necessary): Likewise.
23871 (propagate_necessity): Do not process virtual PHIs. For
23872 non-aliased loads mark all reaching definitions as necessary.
23873 For aliased loads and stores mark the immediate dominating
23874 aliased clobbers as necessary.
23875 (visited): New global static.
23876 (perform_tree_ssa_dce): Free visited bitmap after propagating
23878 (remove_dead_phis): Perform simple dead virtual PHI removal.
23879 (remove_dead_stmt): Properly unlink virtual operands when
23881 (eliminate_unnecessary_stmts): Schedule PHI removal after
23883 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23884 (process_replaceable): Likewise.
23885 (find_replaceable_in_bb): Likewise.
23886 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23887 based on the single gimple vop.
23888 (verify_flow_insensitive_alias_info): Remove.
23889 (verify_flow_sensitive_alias_info): Likewise.
23890 (verify_call_clobbering): Likewise.
23891 (verify_memory_partitions): Likewise.
23892 (verify_alias_info): Likewise.
23893 (verify_ssa): Adjust..
23894 (execute_update_addresses_taken): Export. Update SSA
23895 manually. Optimize only when optimizing. Use a local bitmap.
23896 (pass_update_address_taken): Remove TODO_update_ssa, add
23898 (pass_update_address_taken): Just use TODO_update_address_taken.
23899 (init_tree_ssa): Do not initialize addressable_vars.
23900 (verify_ssa): Verify new VUSE / VDEF properties.
23901 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23902 Do not call verify_alias_info.
23903 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23904 Do not free the loaded and stored syms bitmaps. Reset the escaped
23905 and callused solutions. Do not free addressable_vars.
23906 Remove memory-tag related code.
23907 (warn_uninitialized_var): Aliases are always available.
23908 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23909 * lambda-code.c (can_put_in_inner_loop): Adjust.
23910 (can_put_after_inner_loop): Likewise.
23911 (perfect_nestify): Likewise.
23912 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23913 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23914 (vectorizable_conversion): Do not mark symbols for renaming.
23915 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23916 (expand_call_inline): Unlink the calls virtual operands before
23918 (tree_function_versioning): Do not call update_ssa if we are not
23919 updating clones. Simplify.
23920 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23921 (propagate_with_phi): Likewise..
23922 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23923 clobber code. Assert we are not aliased or global.
23924 * tree-flow.h: Include tree-ssa-alias.h
23925 (enum escape_type): Remove.
23926 (struct mem_sym_stats_d): Likewise.
23927 (struct mem_ref_stats_d): Likewise.
23928 (struct gimple_df): Add vop member. Remove global_var,
23929 call_clobbered_vars, call_used_vars, addressable_vars,
23930 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23931 escaped and callused members.
23932 (struct ptr_info_def): Remove all members, add points-to solution
23934 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23935 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23936 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23937 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23938 (tree-ssa-alias.o): Likewise.
23939 (toplev.o): Add tree-ssa-alias.h
23940 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23941 * gimple.c (gimple_set_bb): Fix off-by-one error.
23942 (is_gimple_reg): Do not handle memory tags.
23943 (gimple_copy): Also copy virtual operands.
23944 Delay updating the statement. Do not reset loaded and stored syms.
23945 (gimple_set_stored_syms): Remove.
23946 (gimple_set_loaded_syms): Likewise.
23947 (gimple_call_copy_skip_args): Copy the virtual operands
23948 and mark the new statement modified.
23949 * tree-ssa-structalias.c (may_alias_p): Remove.
23950 (set_uids_in_ptset): Take the alias set to prune with as
23951 parameter. Fold in the alias test of may_alias_p.
23952 (compute_points_to_sets): Compute whether a ptr is dereferenced
23953 in a local sbitmap.
23954 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23955 other ADDRESSOF constraints on the lhs.
23956 (get_constraint_for_component_ref): Assert that we don't get
23957 ADDRESSOF constraints from the base of the reference.
23958 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23959 (struct variable_info): Remove collapsed_to member.
23960 (get_varinfo_fc): Remove.
23961 (new_var_info): Do not set collapsed_to.
23962 (dump_constraint): Do not follow cycles.
23963 (dump_constraint_graph): Likewise.
23964 (build_pred_graph): Likewise.
23965 (build_succ_graph): Likewise.
23966 (rewrite_constraints): Likewise.
23967 (do_simple_structure_copy): Remove.
23968 (do_rhs_deref_structure_copy): Remove.
23969 (do_lhs_deref_structure_copy): Remove.
23970 (collapse_rest_of_var): Remove.
23971 (do_structure_copy): Re-implement.
23972 (pta_stats): New global variable.
23973 (dump_pta_stats): New function.
23974 (struct constraint_expr): Make offset signed.
23975 (UNKNOWN_OFFSET): Define special value.
23976 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23977 (solution_set_expand): New helper function split out from ...
23978 (do_sd_constraint): ... here.
23979 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23980 (do_ds_constraint): Likewise.
23981 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23982 and CALLUSED = *CALLUSED.
23983 (set_union_with_increment): Make inc argument signed.
23984 (type_safe): Remove.
23985 (get_constraint_for_ptr_offset): Handle unknown and negative
23987 (first_vi_for_offset): Handle offsets before start. Bail
23988 out early for offsets beyond the variable extent.
23989 (first_or_preceding_vi_for_offset): New function.
23990 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23991 Together with ESCAPED = *ESCAPED this properly computes reachability.
23992 (find_what_var_points_to): New function.
23993 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23994 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23995 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23996 pt_solutions_intersect): New functions.
23997 (compute_call_used_vars): Remove.
23998 (compute_may_aliases): New main entry into PTA computation.
23999 * gimple.h (gimple_p): New typedef.
24000 (struct gimple_statement_base): Remove references_memory_p.
24001 (struct gimple_statement_with_memory_ops_base): Remove
24002 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24004 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24005 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24006 gimple_set_references_memory): Remove.
24007 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24008 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24010 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24011 (verify_expr): Allow RESULT_DECL.
24012 (gimple_duplicate_bb): Do not copy virtual operands.
24013 (gimple_duplicate_sese_region): Adjust.
24014 (gimple_duplicate_sese_tail): Likewise.
24015 (mark_virtual_ops_in_region): Remove.
24016 (move_sese_region_to_fn): Do not call it.
24017 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24018 and pass_simple_dse.
24019 (execute_function_todo): Handle TODO_update_address_taken,
24020 call execute_update_addresses_taken for TODO_rebuild_alias.
24021 (execute_todo): Adjust.
24022 (execute_one_pass): Init dump files early.
24023 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24025 (create_general_new_stmt): Clear vops.
24026 * tree-ssa-reassoc.c (get_rank): Adjust.
24027 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24028 symbols for renaming.
24029 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24030 (PARAM_AVG_ALIASED_VOPS): Likewise.
24031 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24032 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24033 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24034 (operand_build_cmp, copy_virtual_operands,
24035 create_ssa_artificial_load_stmt, add_to_addressable_set,
24036 gimple_add_to_addresses_taken): Remove public functions.
24037 (unlink_stmt_vdef): New function.
24039 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24041 * config.gcc (powerpc-*-linux*): Merge variants.
24043 2009-04-02 Chao-ying Fu <fu@mips.com>
24044 James Grosbach <james.grosbach@microchip.com>
24046 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24047 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24049 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24050 keep_interrupts_masked_p, use_debug_exception_return_p.
24051 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24052 keep_interrupts_masked, use_debug_exception_return.
24053 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24054 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24056 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24057 (mips_print_operand): Process COP0 registers to print $0 .. $31
24058 correctly for GAS to process.
24059 (mips_interrupt_extra_call_saved_reg_p): New function.
24060 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24062 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24063 (mips_compute_frame_info): Add supports for interrupt context that
24064 includes doubleword accumulators and COP0 registers.
24065 (mips_for_each_saved_acc): New function.
24066 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24067 mips_for_each_saved_reg.
24068 (mips_save_reg): Save accumulators.
24069 (mips_kernel_reg_p): A new for_each_rtx callback.
24070 (mips_expand_prologue): Support interrupt handlers.
24071 (mips_restore_reg): Restore accumulators.
24072 (mips_expand_epilogue): Support interrupt handlers.
24073 (mips_can_use_return_insn): Return false for interrupt handlers.
24074 (mips_epilogue_uses): New function.
24075 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24076 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24077 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24078 cop0_move): New instructions.
24079 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24080 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24082 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24084 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24085 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24086 interrupt handlers, we use K0 as the temporary register.
24087 (EPILOGUE_USES): Change to a function call.
24088 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24089 handlers, we use K0 as the temporary register.
24091 * doc/extend.texi (Function Attributes): Document interrupt,
24092 use_shadow_register_set, keep_interrupts_masked,
24093 use_debug_exception_return for MIPS attributes.
24095 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24097 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24098 Remove a number of t-files from tmake_file.
24099 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24100 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24101 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24102 target_prototype, not TARGET_PROTOTYPE.
24103 (LINK_OS_GNU_SPEC): Define.
24104 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24105 and darwin-ldoubdle.c.
24107 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24110 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24111 (cpp_options): Ditto.
24112 (default_compilers): Ditto.
24113 (display_help): Ditto.
24114 (process_command): Ditto.
24115 (do_spec_1): Ditto.
24116 (set_input): Use lbasename instead of duplicate code.
24117 (save_temps_prefix): New static for -save-temps=obj.
24118 (save_temps_length): Ditto.
24120 * doc/invoke.texi (-save-temps=obj): Document new variant to
24121 -save-temps switch.
24123 2009-04-02 Jeff Law <law@redhat.com>
24125 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24128 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24130 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24131 * configure: Regenerated.
24133 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24135 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24136 share the argument list.
24138 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24142 2009-02-12 Diego Novillo <dnovillo@google.com>
24144 * varpool.c (debug_varpool): New.
24145 * cgraph.h (debug_varpool): Declare.
24147 2009-04-02 Jan Hubicka <jh@suse.cz>
24149 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24152 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24154 * config/i386/i386.c (ix86_abi): Move initialization to ...
24155 (override_options): Here.
24157 2009-04-02 Christian Bruel <christian.bruel@st.com>
24159 * config/sh/sh.c (sh_dwarf_register_span): New function.
24160 (TARGET_DWARF_REGISTER_SPAN): Define.
24161 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24163 2009-04-02 Ira Rosen <irar@il.ibm.com>
24165 PR tree-optimization/39595
24166 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24167 interleaved loads group is not greater than the SLP group size.
24169 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24171 * builtins.c (is_builtin_name): New.
24172 (called_as_built_in): Use is_builtin_name.
24173 * tree.h (is_builtin_name): New.
24174 * varasm.c (incorporeal_function_p): Use is_builtin_name
24176 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24178 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24180 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24183 * c-decl.c (clone_underlying_type): Move this ...
24184 * c-common.c (set_underlying_type): ... here.
24185 Also, make sure the function properly sets TYPE_STUB_DECL() on
24186 the newly created typedef variant type.
24187 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24188 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24191 2009-04-02 Richard Guenther <rguenther@suse.de>
24193 PR tree-optimization/37221
24194 * tree-flow.h (degenerate_phi_result): Declare.
24195 * tree-ssa-dom.c (degenerate_phi_result): Export.
24196 * tree-scalar-evolution.c (analyze_initial_condition): If
24197 the initial condition is defined by a degenerate PHI node
24198 use the degenerate value.
24200 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24202 PR rtl-optimization/39588
24203 * combine.c (merge_outer_ops): Do not set the constant when this
24205 (simplify_shift_const_1): Do not modify it either in this case.
24207 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24209 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24210 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24212 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24215 * c-lex.c (interpret_float): Default (no suffix) is double.
24217 2009-04-1 Xinliang David Li <davidxl@google.com>
24219 * config/i386/i386.c (legitimate_constant_p): Recognize
24220 all one vector constant.
24222 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24224 * config/vax/vax.c: Add #includes to silence warnings.
24225 Change #include order to silence two warnings.
24227 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24229 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24230 (ASM_SPEC): Pass -k to the assembler for PIC code.
24232 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24234 * config.gcc: Add vax-*-linux* to the switch.
24235 * config/vax/linux.h: New file. (TARGET_VERSION,
24236 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24238 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24240 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24241 Use predicate macros instead of GET_CODE() == foo.
24242 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24243 ashlsi3, rotrsi3, <unnamed>): Likewise.
24245 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24247 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24248 jbbccihi, jbbccisi): Remova trailing whitespace.
24249 * config/vax/constraints.md: Likewise.
24250 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24251 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24252 * config/vax/predicates.md: Likewise.
24253 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24254 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24255 * config/vax/vax.h: Likewise.
24256 * config/vax/vax.md (nonlocal_goto): Likewise.
24258 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24260 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24261 (indirectable_address_p, adjacent_operands_p): Add spaces around
24263 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24265 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24267 * config/vax/vax.c (legitimate_constant_address_p,
24268 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24269 index_term_p, reg_plus_index_p, legitimate_address_p,
24270 vax_mode_dependent_address_p): Update comments to match functions
24271 modified by the recent int->bool conversion.
24273 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24275 * config/vax/builtins.md: Update copyright message.
24276 * config/vax/constraints.md: Likewise.
24277 * config/vax/netbsd-elf.h: Likewise.
24278 * config/vax/predicates.md: Likewise.
24279 * config/vax/vax-protos.h: Likewise.
24280 * config/vax/vax.c: Likewise.
24281 * config/vax/vax.h: Likewise.
24282 * config/vax/vax.md: Likewise.
24283 * config/vax/vax.opt: Likewise.
24285 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24287 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24288 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24289 * config/vax/constraints.md (B, R): Likewise.
24290 * config/vax/predicates.md (external_memory_operand,
24291 nonimmediate_addsub_di_operand): Likewise.
24292 * config/vax/vax.c (vax_output_int_add): Likewise.
24293 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24294 untyped_call): Likewise.
24296 2009-04-01 Matt Thomas <matt@3am-software.com>
24298 * config/vax/predicates.md: New file.
24299 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24300 external_const_operand, nonsymbolic_operand, external_memory_operand,
24301 indirect_memory_operand, indexed_memory_operand,
24302 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24303 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24305 * config/vax/constraints.md: New file.
24306 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24308 * config/vax/builtins.md: New file.
24309 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24310 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24312 * config/vax/vax.opt (mqmath): Add option.
24313 * config/vax/vax.md (isfx): Extend with DI.
24314 (VAXintQH, VAXintQHSD): Define.
24315 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24316 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24317 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24318 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24319 (movdi): Update constraints and use vax_output_int_move().
24320 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24321 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24322 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24323 nonlocal_goto): New.
24324 (mov<mode>): Extend accepted operand types.
24325 (subdi3_old): Rename from subdi3, change update constraints and use
24326 a new implementation.
24327 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24328 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24329 MOVE_RATIO, CLEAR_RATIO): Define.
24330 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24331 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24332 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24333 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24334 (split_quadword_operands): Make static and really allow variable
24336 (print_operand_address): Update for PIC generation.
24337 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24338 indexable_address_p, fixup_mathdi_operand,
24339 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24340 (vax_float_literal, legitimate_constant_p,
24341 indirectable_constant_address_p, index_term_p,
24342 reg_plus_index_p): Return bool instead of int.
24343 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24345 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24347 (vax_output_conditional_branch): Indent.
24348 (legitimate_constant_address_p, indirectable_constant_address_p,
24349 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24350 vax_mode_dependent_address_p): Return bool instead of int, update for
24352 * config/vax/vax-protos.h (legitimate_constant_address_p,
24353 legitimate_constant_p, legitimate_address_p,
24354 vax_mode_dependent_address_p): Change declaration to bool.
24355 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24356 vax_expand_addsub_di_operands, vax_output_int_subtract,
24357 vax_output_movmemsi): Declare.
24358 (split_quadword_operands, vax_float_literal): Delete declaration.
24359 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24360 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24361 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24362 ASM_OUTPUT_DWARF_PCREL): Define.
24363 (ASM_SPEC): Change definition to allow PIC generation.
24365 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24367 * doc/sourcebuild.texi: Update front-end requirements.
24369 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24372 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24373 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24374 (booldi3_internal3): Use boolean_or_operator instead of
24377 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24380 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24381 declarator whose size is not an integer constant expression but
24382 folds to an integer constant, then treat it as a constant
24385 2009-04-01 Richard Guenther <rguenther@suse.de>
24387 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24388 i * 4 + 2 to (i * 2 + 1) * 2.
24390 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24393 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24394 return if c_parser_asm_string_literal returned NULL.
24396 2009-04-01 Nick Clifton <nickc@redhat.com>
24398 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24400 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24401 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24402 other typedefs to avoid conflicts with libgcc2.c. Define labels
24403 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24405 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24406 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24409 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24411 * varasm.c (default_function_rodata_section): Declare DOT as
24414 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24415 Andrey Galkin <agalkin@hypercom.com>
24418 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24419 Make object_name unique for each process.
24421 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24424 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24425 addressable variables in the parallel that could go out of scope while
24426 running queued tasks.
24428 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24430 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24431 (CASE_VALUES_THRESHOLD): Redefine.
24432 * config/avr/avr.c (avr_override_options): Remove initialization of
24433 avr_case_values_threshold variable.
24434 (avr_case_values_threshold): Remove variable. Add new function.
24435 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24436 * config/avr/avr.opt (mno-tablejump): Remove option.
24437 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24439 2009-04-01 DJ Delorie <dj@redhat.com>
24441 * varasm.c (default_function_rodata_section): Don't assume
24442 anything about where the first '.' in the section name is.
24444 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24446 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24447 rs6000_emit_stack_tie.
24449 2009-03-31 Ian Lance Taylor <iant@google.com>
24451 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24452 gimple_code with GIMPLE_RESX, not RESX.
24454 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24456 * c-common.c (c_get_ident): New.
24457 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24459 2009-04-01 Ben Elliston <bje@au.ibm.com>
24461 * config/rs6000/sysv4.opt (msdata): Improve option description.
24463 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24465 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24466 (divdf3_internal_lat): Remove.
24467 (divxf3_internal_lat): Remove.
24468 (divxf3_internal_thr): Remove.
24469 (divxf): Use divxf3_internal.
24470 * config/ia64/div.md (divsf3_internal_lat): New.
24471 (divdf3_internal_lat): New.
24472 (divxf3_internal): New.
24474 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24477 * Makefile.in (USE_GCC_STDINT): Define.
24478 (stmp-int-hdrs): Install stdint.h if applicable.
24479 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24481 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24482 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24483 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24484 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24485 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24486 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24487 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24488 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24489 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24490 (c_common_nodes_and_builtins): Initialize
24491 underlying_wchar_type_node. Do not initialize
24492 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24493 nodes for new types.
24494 (c_stddef_cpp_builtins): Define macros for new types.
24495 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24497 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24498 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24499 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24500 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24501 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24502 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24503 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24504 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24505 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24506 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24507 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24508 int16_type_node, int32_type_node, int64_type_node,
24509 uint8_type_node, uint16_type_node, c_uint32_type_node,
24510 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24511 int_least32_type_node, int_least64_type_node,
24512 uint_least8_type_node, uint_least16_type_node,
24513 uint_least32_type_node, uint_least64_type_node,
24514 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24515 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24516 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24517 uintptr_type_node): Define.
24518 * c-cppbuiltin.c (builtin_define_constants,
24519 builtin_define_type_minmax): New.
24520 (builtin_define_stdint_macros): Define more macros.
24521 (c_cpp_builtins): Define more limit macros.
24522 (type_suffix): New.
24523 (builtin_define_type_max): Define in terms of
24524 builtin_define_type_minmax. Remove is_long parameter. All
24526 * config.gcc (use_gcc_stdint): Define.
24527 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24528 Add newlib-stdint.h for generic targets.
24529 * config/glibc-stdint.h, config/newlib-stdint.h,
24530 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24531 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24532 * config/score/score.h (UINTPTR_TYPE): Define.
24533 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24534 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24535 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24536 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24537 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24538 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24539 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24540 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24541 * config/spu/spu.h (STDINT_LONG32): Define.
24542 * configure.ac (use_gcc_stdint): Substitute.
24543 * configure: Regenerate.
24544 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24545 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24546 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24547 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24548 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24549 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24550 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24551 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24552 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24553 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24554 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24555 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24556 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24557 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24558 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24559 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24560 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24561 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24562 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24563 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24564 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24565 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24566 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24567 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24568 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24569 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24570 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24571 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24572 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24574 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24576 * loop-iv.c (suitable_set_for_replacement): Renamed from
24577 simplify_using_assignment; changed to return bool and to accept new
24578 args DEST and SRC. Return true iff we find a source/destination pair
24579 that can be used to make a replacement, and fill SRC and DEST if so.
24580 Remove arg ALTERED. Don't deal with altered regs here. All callers
24582 (simplify_using_initial_values): Deal with altered regs here and track
24583 more precisely the effect they have on the validity of our expression.
24585 * loop-iv.c (simplify_using_condition): A condition of the form
24586 (EQ REG CONST) can be used to simply make a substitution.
24587 (simplify_using_initial_values): Keep track of conditions we have seen
24588 and keep using them to simplify new expressions, while applying the
24589 same substitutions to them as to the expression.
24591 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24592 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24595 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24596 changed. Use this when trying to improve the upper bound.
24597 Generate the comparison by using simplify_gen_relational.
24599 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24601 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24603 (simplify_using_assignment, simplify_using_initial_values): Call
24604 replace_in_expr to make replacements. Call replace_single_def_regs
24605 once on the initial version of the expression.
24607 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24610 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24612 2009-03-31 Richard Guenther <rguenther@suse.de>
24614 PR middle-end/31029
24615 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24616 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24618 2009-03-31 Richard Guenther <rguenther@suse.de>
24620 * tree.h (div_if_zero_remainder): Declare.
24621 * fold-const.c (div_if_zero_remainder): Export.
24622 * tree-ssa-forwprop.c
24623 (forward_propagate_addr_into_variable_array_index): Handle
24624 constant array index addition outside of the variable index.
24626 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24629 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24630 define_splits, floatunssi<mode>2): Require x87 conversions from
24631 DImode to be permitted.
24633 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24635 PR preprocessor/15638
24636 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24638 2009-03-31 Richard Guenther <rguenther@suse.de>
24640 PR middle-end/23401
24641 PR middle-end/27810
24642 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24643 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24644 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24645 a separate statement.
24646 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24647 (lookup_tmp_var): Likewise.
24648 (is_gimple_formal_tmp_or_call_rhs): Remove.
24649 (is_gimple_reg_or_call_rhs): Rename to ...
24650 (is_gimple_reg_rhs_or_call): ... this.
24651 (is_gimple_mem_or_call_rhs): Rename to ...
24652 (is_gimple_mem_rhs_or_call): ... this.
24653 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24654 DECL_GIMPLE_REG_P only if is_formal is true.
24655 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24656 for non-proper post-modify expression gimplification.
24657 (gimplify_self_mod_expr): For post-modify expressions gimplify
24658 the lvalue to a minimal lvalue.
24659 (rhs_predicate_for): Remove formal temp case.
24660 (gimplify_modify_expr_rhs): Likewise.
24661 (gimplify_addr_expr): Use is_gimple_reg.
24662 (gimplify_expr): Remove formal temp cases.
24663 (gimple_regimplify_operands): Likewise.
24664 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24665 and FILTER_EXPR like constants.
24666 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24668 (is_gimple_formal_tmp_rhs): Remove.
24669 (is_gimple_reg_rhs): Remove special casing.
24670 (is_gimple_mem_rhs): Fix.
24671 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24672 (is_gimple_formal_tmp_var): Remove.
24673 (is_gimple_formal_tmp_reg): Likewise.
24674 (is_gimple_min_lval): Allow invariant component ref parts.
24675 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24676 is_gimple_formal_tmp_reg): Remove declarations.
24677 * tree-cfg.c (verify_expr): Verify that variables with address
24678 taken do not have DECL_GIMPLE_REG_P set.
24679 * tree-mudflap.c (mf_build_check_statement_for): Use
24680 force_gimple_operand instead of gimplify_expr.
24682 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24684 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24685 schedulable rows to compute_split_row.
24687 2009-03-31 Ben Elliston <bje@au.ibm.com>
24690 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24693 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24695 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24696 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24697 * configure: Regenerate.
24698 * config.in: Regenerate.
24699 * config/rs6000/rs6000.opt (mtls-markers): Add.
24700 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24701 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24702 (tls_ld_aix, tls_ld_sysv): Likewise.
24703 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24704 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24706 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24708 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24710 2009-03-30 Jan Hubicka <jh@suse.cz>
24712 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24714 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24715 detection and label handling.
24717 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24719 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24720 left_conflicts_size.
24721 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24722 ALLOCNO_LEFT_CONFLICTS_SIZE.
24724 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24725 remove_allocno_from_bucket_and_push,
24726 allocno_spill_priority_compare, push_allocnos_to_stack,
24727 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24728 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24729 (setup_allocno_left_conflicts_num): Ditto. Rename to
24730 setup_allocno_left_conflicts_size.
24731 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24732 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24733 setup_allocno_left_conflicts_size instead of
24734 setup_allocno_left_conflicts_num.
24736 * ira-build.c (ira_create_allocno): Use
24737 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24738 ALLOCNO_LEFT_CONFLICTS_NUM.
24740 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24742 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24743 instead of DF_LR_OUT.
24745 * ira-lives.c (process_bb_node_lives): Ditto.
24747 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24748 instead of DF_LR_{OUT,IN}.
24750 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24752 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24754 2009-03-30 Jan Hubicka <jh@suse.cz>
24756 * except.c (label_to_region_map): Fix thinko.
24758 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24760 PR middle-end/38237
24761 * tree.h (tree_find_value): New declaration.
24762 * tree.c (tree_find_value): New function.
24763 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24765 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24768 * c-decl.c (struct c_binding): Add locus field.
24769 (bind): Add locus argument, set locus field from it.
24770 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24771 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24772 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24773 implicitly_declare, undeclared_variable, lookup_label,
24774 declare_label, c_make_fname_decl, c_builtin_function,
24775 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24778 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24781 * config/i386/i386.c (classify_argument): Check total size of
24784 2009-03-30 Martin Jambor <mjambor@suse.cz>
24786 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24787 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24788 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24791 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24792 seen_variable_array_ref while also traversing a union.
24794 * tree-inline.c (optimize_inline_calls): Do not call
24795 cgraph_node_remove_callees.
24796 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24797 (pass_remove_cgraph_callee_edges): New variable.
24798 * passes.c (init_optimization_passes): Add
24799 pass_remove_cgraph_callee_edges after early inlining and before all
24800 late intraprocedural passes.
24802 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24804 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24806 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24807 Fix typos in names.
24809 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24811 * combine.c (simplify_comparison): Use have_insn_for.
24812 * dojump.c (do_jump): Likewise.
24814 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24816 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24817 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24818 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24819 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24820 instead of sparc_compare_emitted.
24821 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24822 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24823 instead of sparc_compare_emitted.
24825 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24827 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24828 enter/exit cfglayout mode.
24829 (pass_partition_block): Require it.
24830 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24831 (combine_instructions): Track basic blocks instead of labels.
24832 (update_cfg_for_uncondjump): New.
24833 (try_combine): Use it. Update jumps after rescanning.
24834 (pass_combine): Require PROP_cfglayout.
24835 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24837 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24839 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24840 Provide/destroy PROP_cfglayout respectively.
24841 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24842 * tree-pass.h (PROP_cfglayout): New.
24844 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24846 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24847 fold_convert_const_fixed_from_fixed,
24848 fold_convert_const_fixed_from_int,
24849 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24850 set TREE_CONSTANT_OVERFLOW.
24851 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24852 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24854 2009-03-30 Ira Rosen <irar@il.ibm.com>
24856 * tree-vect-loop-manip.c: New file.
24857 * tree-vectorizer.c: Update documentation and included files.
24858 (vect_loop_location): Make extern.
24859 (rename_use_op): Move to tree-vect-loop-manip.c
24860 (rename_variables_in_bb, rename_variables_in_loop,
24861 slpeel_update_phis_for_duplicate_loop,
24862 slpeel_update_phi_nodes_for_guard1,
24863 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24864 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24865 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24866 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24867 find_loop_location): Likewise.
24868 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24869 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24870 get_vectype_for_scalar_type, vect_is_simple_use,
24871 supportable_widening_operation, supportable_narrowing_operation):
24873 (bb_in_loop_p): Move to tree-vect-loop.c.
24874 (new_loop_vec_info, destroy_loop_vec_info,
24875 reduction_code_for_scalar_code, report_vect_op,
24876 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24877 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24878 (vect_supportable_dr_alignment): Likewise.
24879 * tree-vectorizer.h (tree-data-ref.h): Include.
24880 (vect_loop_location): Declare.
24881 Reorganize function declarations according to the new file structure.
24882 * tree-vect-loop.c: New file.
24883 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24884 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24885 * tree-vect-data-refs.c: New file.
24886 * tree-vect-patterns.c (timevar.h): Don't include.
24887 * tree-vect-stmts.c: New file.
24888 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24889 tree-vect-slp.c, tree-vect-loop.c.
24890 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24891 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24892 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24893 (tree-vect-analyze.o): Remove.
24894 (tree-vect-transform.o): Likewise.
24895 (tree-vect-data-refs.o): Add rule.
24896 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24897 tree-vect-slp.o): Likewise.
24898 (tree-vect-patterns.o): Remove redundant dependencies.
24899 (tree-vectorizer.o): Likewise.
24900 * tree-vect-slp.c: New file.
24902 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24904 * optc-gen.awk: Warn if an option flag has multiple different
24907 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24909 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24910 -floop-block): Document dependences on PPL, CLooG and Graphite.
24912 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24914 PR rtl-optimization/323
24915 * c-common.c (c_fully_fold, convert_and_check,
24916 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24917 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24918 * c-common.def (EXCESS_PRECISION_EXPR): New.
24919 * c-cppbuiltin.c (builtin_define_float_constants): Define
24920 constants with enough digits for long double.
24921 * c-lex.c (interpret_float): Interpret constant with excess
24922 precision where appropriate.
24923 * c-opts.c (c_common_post_options): Set
24924 flag_excess_precision_cmdline. Give an error for
24925 -fexcess-precision=standard for C++ for processors where the
24926 option is significant.
24927 * c-parser.c (c_parser_conditional_expression): Handle excess
24928 precision in condition.
24929 * c-typeck.c (convert_arguments): Handle arguments with excess
24931 (build_unary_op): Move excess precision outside operation.
24932 (build_conditional_expr): Likewise.
24933 (build_compound_expr): Likewise.
24934 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24935 (build_modify_expr): Handle excess precision in RHS.
24936 (convert_for_assignment): Handle excess precision in converted
24938 (digest_init, output_init_element, process_init_element): Handle
24939 excess precision in initializer.
24940 (c_finish_return): Handle excess precision in return value.
24941 (build_binary_op): Handle excess precision in operands and add
24942 excess precision as needed for operation.
24943 * common.opt (-fexcess-precision=): New option.
24944 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24945 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24946 For standard excess precision, output explicit conversion to and
24947 truncation from XFmode.
24948 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24949 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24950 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24951 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24952 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24953 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24954 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24955 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24956 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24957 define_splits, sqrt<mode>2): Disable where appropriate for
24958 standard excess precision.
24959 * convert.c (convert_to_real): Do not shorten arithmetic to type
24960 for which excess precision would be used.
24961 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24962 * doc/invoke.texi (-fexcess-precision=): Document option.
24963 (-mfpmath=): Correct index entry.
24964 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24965 flag_excess_precision): New.
24966 * langhooks.c (lhd_post_options): Set
24967 flag_excess_precision_cmdline.
24968 * opts.c (common_handle_option): Handle -fexcess-precision=.
24969 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24970 init_excess_precision): New.
24971 (lang_dependent_init_target): Call init_excess_precision.
24972 * tree.c (excess_precision_type): New.
24973 * tree.h (excess_precision_type): Declare.
24975 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24978 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24979 non-lvalue to component.
24981 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24983 PR preprocessor/34695
24984 * Makefile.in (c-opts.o): Depend on c-tree.h.
24985 * c-common.c: Move down include of diagnostic.h.
24986 (done_lexing, c_cpp_error): New.
24987 * c-common.h (done_lexing): Declare.
24988 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24990 * c-opts.c: Include c-tree.h.
24991 (c_common_init_options): Set preprocessor error callback.
24992 (c_common_handle_option): Do not set preprocessor
24993 inhibit_warnings, warnings_are_errors, warn_system_headers,
24994 pedantic_errors or inhibit_warnings flags.
24995 (c_common_post_options): Do not check cpp_errors (parse_in).
24996 (c_common_finish): Do not output dependencies if there were
24997 errors. Do not check return value of cpp_finish.
24998 * c-ppoutput.c (pp_file_change): Set input_location.
24999 * c-tree.h (c_cpp_error): Declare.
25000 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25002 (diagnostic_build_prefix): Check override_column.
25003 * diagnostic.h (diagnostic_info): Add override_column field.
25004 (diagnostic_override_column): Define.
25006 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25008 * c-common.c (c_expand_expr, c_staticp): Remove.
25009 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25010 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25011 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25012 * c-gimplify.c (gimplify_compound_literal_expr,
25013 optimize_compound_literals_in_ctor): Remove.
25014 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25015 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25016 * c-semantics.c (emit_local_var): Remove.
25018 * langhooks-def.h (lhd_expand_expr): Remove.
25019 * langhooks.c (lhd_expand_expr): Remove.
25020 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25022 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25023 handling from c-semantics.c; don't call into langhook.
25024 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25025 * gimplify.c (gimplify_compound_literal_expr,
25026 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25027 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25028 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25029 as was done in c-gimplify.c.
25030 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25031 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25032 Move from c-common.h.
25033 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25035 * tree.c (staticp): Do not call langhook.
25036 * langhooks.c (lhd_staticp): Delete.
25037 * langhooks-def.h (lhd_staticp): Delete prototype.
25038 (LANG_HOOKS_STATICP): Delete.
25039 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25041 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25042 instead of DECL_STMTs.
25044 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25052 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25054 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25055 contained expression.
25056 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25057 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25058 conditional expressions for C.
25059 (decl_constant_value_for_optimization): Move from
25060 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25061 whether optimizing and that the expression is a VAR_DECL not of
25062 array type instead of doing such checks in the caller. Do not
25063 check pedantic. Call gcc_unreachable for C++.
25064 * c-common.def (C_MAYBE_CONST_EXPR): New.
25065 * c-common.h (c_fully_fold, c_save_expr,
25066 decl_constant_value_for_optimization): New prototypes.
25067 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25068 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25069 EXPR_INT_CONST_OPERANDS): Define.
25070 * c-convert.c (convert): Strip nops from expression.
25071 * c-decl.c (groktypename): Take extra parameters expr and
25072 expr_const_operands. Update call to grokdeclarator.
25073 (start_decl): Update call to grokdeclarator. Add statement for
25074 expressions used in type of decl.
25075 (grokparm): Update call to grokdeclarator.
25076 (push_parm_decl): Update call to grokdeclarator.
25077 (build_compound_literal): Add parameter non_const and build a
25078 C_MAYBE_COSNT_EXPR if applicable.
25079 (grokdeclarator): Take extra parameters expr and
25080 expr_const_operands. Track expressions used in declaration
25081 specifiers and declarators. Fold array sizes and track whether
25082 they are constant expressions and whether they are integer
25083 constant expressions.
25084 (parser_xref_tag): Set expr and expr_const_operands fields in
25086 (grokfield): Update call to grokdeclarator.
25087 (start_function): Update call to grokdeclarator.
25088 (build_null_declspecs): Set expr and expr_const_operands fields in
25090 (declspecs_add_type): Handle expressions in typeof specifiers.
25091 * c-parser.c (c_parser_declspecs): Set expr and
25092 expr_const_operands fields for declaration specifiers.
25093 (c_parser_enum_specifier): Likewise.
25094 (c_parser_struct_or_union_specifier): Likewise.
25095 (c_parser_typeof_specifier): Likewise. Update call to
25096 groktypename. Fold expression as needed. Return expressions with
25097 type instead of adding statements.
25098 (c_parser_attributes): Update calls to c_parser_expr_list.
25099 (c_parser_statement_after_labels): Fold expression before passing
25100 to objc_build_throw_stmt.
25101 (c_parser_condition): Fold expression.
25102 (c_parser_asm_operands): Fold expression.
25103 (c_parser_conditional_expression): Use c_save_expr. Update call
25104 to build_conditional_expr.
25105 (c_parser_alignof_expression): Update call to groktypename.
25106 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25107 original_code. Fold expression argument of va_arg. Create
25108 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25109 argument to va_arg. Update calls to groktypename. Fold array
25110 index for offsetof. Verify that first argument to
25111 __builtin_choose_expr has integer type.
25112 (c_parser_postfix_expression_after_paren_type): Update calls to
25113 groktypename and build_compound_literal. Handle expressions with
25114 side effects in type name.
25115 (c_parser_postfix_expression_after_primary): Update call to
25116 c_parser_expr_list. Set original_code for calls to
25117 __builtin_constant_p.
25118 (c_parser_expr_list): Take extra parameter fold_p. Fold
25119 expressions if requested.
25120 (c_parser_objc_type_name): Update call to groktypename.
25121 (c_parser_objc_synchronized_statement): Fold expression.
25122 (c_parser_objc_receiver): Fold expression.
25123 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25124 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25125 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25126 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25127 (struct c_typespec): Add elements expr and expr_const_operands.
25128 (struct c_declspecs): Add elements expr and expr_const_operands.
25129 (groktypename, build_conditional_expr, build_compound_literal):
25131 (in_late_binary_op): Declare.
25132 * c-typeck.c (note_integer_operands): New function.
25133 (in_late_binary_op): New variable.
25134 (decl_constant_value_for_broken_optimization): Move to c-common.c
25135 and rename to decl_constant_value_for_optimization.
25136 (default_function_array_conversion): Do not strip nops.
25137 (default_conversion): Do not call
25138 decl_constant_value_for_broken_optimization.
25139 (build_array_ref): Do not fold result.
25140 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25141 result when operand is a VLA.
25142 (c_expr_sizeof_type): Update call to groktypename. Handle
25143 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25144 result when operand names a VLA type.
25145 (build_function_call): Update call to build_compound_literal.
25146 Only fold result for calls to __builtin_* functions. Strip
25147 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25148 the function designator.
25149 (convert_arguments): Fold arguments. Update call to
25150 convert_for_assignment.
25151 (build_unary_op): Handle increment and decrement of
25152 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25153 decrement earlier. Fold operand of increment and decrement.
25154 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25155 built for integer operand. Wrap returns that are INTEGER_CSTs
25156 without being integer constant expressions or that have integer
25157 constant operands without being INTEGER_CSTs.
25158 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25159 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25160 result is an integer constant expression or can be used in
25161 unevaluated parts of one and avoid folding and wrap as
25162 appropriate. Fold operands before possibly doing -Wsign-compare
25164 (build_compound_expr): Wrap result for C99 if operands can be used
25165 in integer constant expressions.
25166 (build_c_cast): Update call to digest_init. Do not ignore
25167 overflow from casting floating-point constants to integers. Wrap
25168 results that could be confused with integer constant expressions,
25169 null pointer constants or floating-point constants.
25170 (c_cast_expr): Update call to groktypename. Handle expressions
25171 included in type name.
25172 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25173 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25174 Update calls to convert_for_assignment.
25175 (convert_for_assignment): Take new parameter
25176 null_pointer_constant. Do not strip nops or call
25177 decl_constant_value_for_broken_optimization. Set
25178 in_late_binary_op for conversions to boolean.
25179 (store_init_value): Update call to digest_init.
25180 (digest_init): Take new parameter null_pointer_constant. Do not
25181 call decl_constant_value_for_broken_optimization. pedwarn for
25182 initializers not constant expressions. Update calls to
25183 convert_for_assignment.
25184 (constructor_nonconst): New.
25185 (struct constructor_stack): Add nonconst element.
25186 (really_start_incremental_init, push_init_level, pop_init_level):
25187 Handle constructor_nonconst and nonconst element.
25188 (set_init_index): Call constant_expression_warning for array
25190 (output_init_element): Fold value. Set constructor_nonconst as
25191 applicable. pedwarn for initializers not constant expressions.
25192 Update call to digest_init. Call constant_expression_warning
25193 where constant initializers are required.
25194 (process_init_element): Use c_save_expr.
25195 (c_finish_goto_ptr): Fold expression.
25196 (c_finish_return): Fold return value. Update call to
25197 convert_for_assignment.
25198 (c_start_case): Fold switch expression.
25199 (c_process_expr_stmt): Fold expression.
25200 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25201 ensure statement expression is not evaluated in constant expression.
25202 (build_binary_op): Track whether results are integer constant
25203 expressions or may occur in such, disable folding and wrap results
25204 as applicable. Fold operands for -Wsign-compare warnings unless
25206 (c_objc_common_truthvalue_conversion): Handle results folded to
25207 integer constants that are not integer constant expressions.
25208 * doc/extend.texi: Document when typeof operands are evaluated,
25209 that condition of __builtin_choose_expr is an integer constant
25210 expression, and more about use of __builtin_constant_p in
25213 2009-03-29 Richard Guenther <rguenther@suse.de>
25215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25216 propagate addresses of array references.
25218 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25220 * regmove.c (perhaps_ends_bb_p): Remove.
25221 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25222 from INSN and check that the main loop stays within that basic block.
25223 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25224 (regmove_forward_pass): Split out from regmove_optimize. Use
25225 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25226 (regmove_backward_pass): Split out from regmove_optimize. Use
25227 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25228 (regmove_optimize): Simplify.
25230 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25233 * config/i386/i386.c (classify_argument): Ignore flexible array
25234 member in struct and warn ABI change.
25236 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25238 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25240 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25241 (ix86_adjust_cost): Updated.
25243 2009-03-29 Jan Hubicka <jh@suse.cz>
25245 PR middle-end/28850
25246 * tree-pass.h (pass_cleanup_eh): New function.
25247 (remove_unreachable_regions): Break code handling RTL
25248 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25249 that can not be reached by runtime.
25250 (can_be_reached_by_runtime): New function.
25251 (label_to_region_map): New function.
25252 (num_eh_regions): New function.
25253 (rtl_remove_unreachable_regions): New function.
25254 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25255 (remove_eh_region): New function.
25256 * except.h: Include sbitmap and vecprim.
25257 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25258 num_eh_regions): Declare.
25259 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25260 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25261 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25262 (tree_empty_eh_handler_p): New function.
25263 (cleanup_empty_eh): New function.
25264 (cleanup_eh): New function.
25265 (pass_cleanup_eh): New function.
25267 2009-03-29 Jan Hubicka <jh@suse.cz>
25269 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25270 for removed regions.
25272 2009-03-29 Jan Hubicka <jh@suse.cz>
25274 * except.c (dump_eh_tree): Dump all datastructures.
25276 2009-03-29 Jan Hubicka <jh@suse.cz>
25278 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25279 (duplicate_eh_regions_1): Likewise.
25280 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25281 vector; call EH verification.
25282 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25283 Be ready for region being removed.
25285 2009-03-29 Jan Hubicka <jh@suse.cz>
25287 * bitmap.c (bitmap_last_set_bit): New function.
25288 * bitmap.h (bitmap_last_set_bit): Declare.
25290 2009-03-29 David Ayers <ayers@fsfe.org>
25293 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25294 by calling objc_compare_types and surpress warnings about
25295 incompatible C pointers that are compatible ObjC pointers.
25297 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25299 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25300 call initialize_inline_failed.
25301 (initialize_inline_failed): Move it from here ...
25302 * cgraph.c (initialize_inline_failed): ... to here.
25303 (cgraph_create_edge): Call initialize_inline_failed rather than
25304 setting inline_failed directly.
25306 2009-03-29 Ben Elliston <bje@au.ibm.com>
25309 * sysv4.opt (msdata): Improve comment.
25310 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25311 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25313 2009-03-29 Ben Elliston <bje@au.ibm.com>
25316 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25317 load and store attributes.
25319 2009-03-29 Ben Elliston <bje@au.ibm.com>
25321 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25322 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25323 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25324 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25325 __builtin_infq and __builtin_huge_valq.
25327 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25329 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25331 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25332 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25334 2009-03-28 Xinliang David Li <davidxl@google.com>
25336 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25337 (do_dbg_cnt): New function.
25339 2009-03-28 Jan Hubicka <jh@suse.cz>
25341 Merge from pretty-ipa:
25343 2009-03-27 Jan Hubicka <jh@suse.cz>
25345 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25346 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25347 * passes.c (function_called_by_processed_nodes_p): New.
25348 * ipa-pure-const.c (check_call): Fix handling of operands.
25349 (analyze_function): Dump debug output for skipped bodies.
25350 (local_pure_const): Use function_called_by_processed_nodes_p.
25351 * dwarf2out.c (reference_to_unused): Use output.
25352 * passes.c (do_per_function_toporder): Likewise.
25354 2008-11-12 Jan Hubicka <jh@suse.cz>
25356 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25357 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25358 state_set_in_source enum
25359 (check_decl): Ignore memory tags; do not set fake looping flags;
25361 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25362 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25363 (check_call, analyze_function): Rewrite.
25365 (add_new_function): Update call of analyze_function.
25366 (generate_summary): Add call of analyze_function.
25367 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25368 (local_pure_const): New function.
25369 (pass_local_pure_const): New pass.
25370 * ipa-inline.c (inline_transform): Set after_inlining.
25371 * tree-eh.c (stmt_can_throw_external): New.
25372 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25373 work with aliasing built.
25374 * tree-flow.h (stmt_can_throw_external): New.
25375 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25376 and local pure/const pass in early and late optimization queue.
25378 2009-03-28 Martin Jambor <mjambor@suse.cz>
25380 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25382 (fold_binary): Allow function decl aligment consideration is the
25383 second argument is integer constant one.
25384 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25385 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25386 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25388 2009-03-28 Jan Hubicka <jh@suse.cz>
25390 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25391 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25392 * function.h (rtl_data): Add nothrow flag.
25393 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25394 set DECL_NOTHROW for AVAILABLE functions.
25396 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25398 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25399 following vector keyword has expansion starting with pixel or bool
25400 keyword, expand vector to __vector and pixel or bool to __pixel or
25404 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25405 warn_if_disallowed_function_p): Removed.
25406 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25407 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25408 warning_if_disallowed_function_p.
25409 * flags.h (warn_if_disallowed_function_p,
25410 warn_disallowed_functions): Removed.
25411 * common.opt (Wdisallowed-function-list=): Removed.
25412 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25414 2009-03-28 Richard Guenther <rguenther@suse.de>
25416 PR tree-optimization/38723
25417 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25420 2009-03-28 Jan Hubicka <jh@suse.cz>
25422 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25423 test introduced by my previous patch.
25425 2009-03-28 Richard Guenther <rguenther@suse.de>
25427 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25428 the PHIs value undefined.
25430 2009-03-28 Jan Hubicka <jh@suse.cz>
25432 * tree-pass.h (pass_fixup_cfg): New pass.
25433 * ipa-inline.c (inline_transform): Set
25434 always_inline_functions_inlined/after_inlining.
25435 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25436 (pass_fixup_cfg): New pass.
25437 * passes.c (init_optimization_passes): Add fixup_cfg.
25439 2009-03-28 Richard Guenther <rguenther@suse.de>
25441 PR tree-optimization/38458
25442 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25443 argument use the arguments copy-of value.
25445 2009-03-28 Richard Guenther <rguenther@suse.de>
25447 PR tree-optimization/38180
25448 * tree-ssa-ccp.c (get_default_value): Simplify.
25449 (likely_value): Likewise.
25450 (surely_varying_stmt_p): Properly handle VOP case.
25451 (ccp_initialize): Likewise.
25452 (ccp_fold): Handle propagating through *&.
25453 (fold_const_aggregate_ref): Also handle decls.
25455 2009-03-28 Jan Hubicka <jh@suse.cz>
25457 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25458 * cgraph.h (cgraph_node): Likewise.
25459 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25460 (cgraph_reset_node): Use process flag.
25461 (cgraph_mark_functions_to_output): Likewise.
25462 (cgraph_expand_function): Likewise.
25463 (cgraph_expand_all_functions): Likewise.
25464 (cgraph_output_in_order): Likewise.
25465 * dwarf2out.c (reference_to_unused): Likewise.
25466 * passes.c do_per_function_toporder): Likewise.
25468 2009-03-28 Jan Hubicka <jh@suse.cz>
25470 Bring from lto-branch:
25472 2008-09-03 Doug Kwan <dougkwan@google.com>
25474 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25475 enums instead of reason strings.
25476 * cgraph.c (cgraph_create_edge): Same.
25477 (cgraph_inline_failed_string): New function.
25478 * cgraph.h (cgraph_inline_failed_t): New enum type.
25479 (cgraph_inline_failed_string): New prototype.
25480 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25481 char pointer to cgraph_inline_failed_t.
25482 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25483 (cgraph_default_inline_p): Ditto.
25484 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25485 to cgraph_inline_failed_t pointer.
25486 * cif-code.def: New file.
25487 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25489 (cgraph_check_inline_limits): Change type of REASON to pointer to
25490 cgraph_inline_failed_t. Replace reason strings with enums.
25491 (cgraph_default_inline_p): Ditto.
25492 (cgraph_recursive_inlining_p): Ditto.
25493 (update_caller_keys): Change type of FAILED_REASON to
25494 cgraph_inline_failed_t.
25495 (cgraph_set_inline_failed): Change type of REASON to pointer to
25496 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25497 convert enums to strings for text output.
25498 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25499 to be of type cgraph_inline_failed_t. Replace reason strings with
25500 enums. Call cgraph_inline_failed_string to covert enums
25501 to strings for text output.
25502 (cgraph_decide_inlining): Replace reason strings with enums.
25503 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25504 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25506 * tree-inline.c (expand_call_inline): Change type of REASON
25507 to cgraph_inline_failed_t. Replace reason strings with enums.
25508 Call cgraph_inline_failed_string for text output.
25509 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25512 2009-03-28 Jan Hubicka <jh@suse.cz>
25514 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25515 cgraph_clone_node): Remove master clone handling.
25516 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25517 * cgraph.h (master_clone): Remove.
25518 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25519 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25520 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25522 2009-03-28 Jan Hubicka <jh@suse.cz>
25524 * cgraph.c (cgraph_function_body_availability): Functions declared
25525 inline are always safe to assume that it is not going to be replaced.
25527 2009-03-28 Richard Guenther <rguenther@suse.de>
25529 PR tree-optimization/38513
25530 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25531 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25532 EXC_PTR_EXPR and FILTER_EXPR.
25533 (get_ref_from_reference_ops): Likewise.
25535 2009-03-28 Richard Guenther <rguenther@suse.de>
25537 PR tree-optimization/38968
25538 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25539 Use FLOOR_MOD_EXPR to compute misalignment.
25541 2009-03-28 Richard Guenther <rguenther@suse.de>
25543 PR tree-optimization/37795
25544 * tree.h (combine_comparisons): Declare.
25545 * fold-const.c (combine_comparisons): Export.
25546 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25548 (ifcombine_iforif): Use combine_comparisons.
25550 2009-03-28 Jan Hubicka <jh@suse.cz>
25552 * tree-eh.c (inlinable_call_p): New function.
25553 (make_eh_edges): Use it.
25554 (verify_eh_edges): Use it.
25555 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25556 * except.c (reachable_next_level): Add inlinable_function argument
25557 (sjlj_find_directly_reachable_regions): Update.
25558 (add_reachable_handler): Do not set saw_any_handlers.
25559 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25560 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25561 Add new inlinable call parameter.
25562 (can_throw_internal, can_throw_external): Update.
25563 * except.h (can_throw_internal_1, can_throw_external_1,
25564 foreach_reachable_handler): Update declaration.
25566 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25568 * config/arm/t-arm-coff, config/h8300/coff.h,
25569 config/i386/i386-aout.h, config/i386/i386-coff.h,
25570 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25571 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25572 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25573 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25574 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25575 sys-types.h: Remove.
25576 * Makefile.in: Remove protoize and fixproto support and references
25578 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25579 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25581 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25582 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25583 unprotoize$(exeext).
25584 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25585 (.PHONY): Don't depend on proto.
25586 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25587 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25588 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25589 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25590 build/gen-protos.o, build/scan.o, xsys-protos.h,
25591 build/fix-header$(build_exeext), build/fix-header.o,
25592 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25593 stmp-install-fixproto): Remove.
25594 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25595 SYSCALLS.c or fixproto files.
25596 (install-common): Don't install protoize.
25597 (install-headers-tar, install-headers-cpio, install-headers-cp):
25598 Don't depend on $(STMP_FIXPROTO).
25599 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25600 install fixproto files or write out fixproto settings.
25601 (uninstall): Don't uninstall protoize.
25602 * config.gcc (use_fixproto): Remove.
25603 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25604 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25605 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25606 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25607 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25608 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25609 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25610 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25611 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25612 * config/t-vxworks (STMP_FIXPROTO): Remove.
25613 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25614 STMP_FIXPROTO): Remove.
25615 * config.in, configure: Regenerate.
25616 * crtstuff.c (gid_t, uid_t): Don't undefine.
25617 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25618 (arm-*-coff, arm-*-aout: Remove target entries.
25619 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25620 Remove mention of AIX 4.1.
25621 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25622 * doc/invoke.texi (Running Protoize): Remove.
25623 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25624 (Protoize Caveats): Remove.
25625 * tsystem.h: Update comments on headers assumed to exist.
25627 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25629 * genautomata.c: Add a new year to the copyright. Add a new
25631 (struct insn_reserv_decl): Add comments for member bypass_list.
25632 (find_bypass): Remove.
25633 (insert_bypass): New.
25634 (process_decls): Use insert_bypass.
25635 (output_internal_insn_latency_func): Output all bypasses with the
25636 same input insn in one switch case.
25638 * rtl.def (define_bypass): Describe bypass choice.
25639 * doc/md.texi (define_bypass): Ditto.
25641 2009-03-27 Richard Guenther <rguenther@suse.de>
25643 * gimplify.c (mark_addressable): Export.
25644 * tree-flow.h (mark_addressable): Declare.
25645 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25646 * tree-ssa.c (verify_phi_args): Verify that address taken
25647 variables have TREE_ADDRESSABLE set.
25649 2009-03-27 Richard Guenther <rguenther@suse.de>
25651 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25652 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25653 Do not mark decls TREE_ADDRESSABLE.
25654 (build_fold_addr_expr): Adjust.
25655 (fold_addr_expr): Remove.
25656 (fold_unary): Use build_fold_addr_expr.
25657 (fold_comparison): Likewise.
25658 (split_address_to_core_and_offset): Likewise.
25659 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25661 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25662 (gimplify_modify_expr_to_memcpy): Mark source and destination
25664 * omp-low.c (create_omp_child_function): Mark the object decl
25666 (lower_rec_input_clauses): Mark the var we take the address of
25668 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25670 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25672 PR middle-end/39315
25673 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25674 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25676 2009-03-27 Richard Guenther <rguenther@suse.de>
25678 PR tree-optimization/39120
25679 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25681 (handle_lhs_call): Process return constraints. Add escape
25682 constraints if necessary.
25683 (handle_const_call): Fill out return constraints. Make nested
25684 case more precise. Avoid consttmp if possible.
25685 (handle_pure_call): Fill out return constraints. Avoid
25686 callused if possible.
25687 (find_func_aliases): Simplify call handling.
25689 2009-03-27 Richard Guenther <rguenther@suse.de>
25691 PR tree-optimization/39120
25692 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25693 as a representative.
25694 (solve_graph): Do propagate CALLUSED.
25695 (handle_pure_call): Use a scalar constraint from CALLUSED for
25697 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25700 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25703 * c-common.c (handle_aligned_attribute): Properly check alignment
25704 overflow. Use (1U << i) instead of (1 << i).
25706 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25708 * expr.h (get_mem_align_offset): Updated.
25710 * tree.h (tree_decl_common): Change align to "unsigned int" and
25711 move it before pointer_alias_set.
25713 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25714 Jakub Jelinek <jakub@redhat.com>
25717 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25718 gr_register_operand with gr_reg_or_0_operand.
25719 (cmpxchg_rel_di): Likewise.
25720 (sync_lock_test_and_set<mode>): Likewise.
25722 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25724 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25725 (true_regnum): Likewise.
25727 * rtlanal.c (subreg_info): Moved to ...
25728 * rtl.h (subreg_info): Here. New.
25729 (subreg_get_info): New.
25731 * rtlanal.c (subreg_get_info): Make it extern.
25733 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25736 * config/i386/i386.c (ix86_abi): New.
25737 (override_options): Handle -mabi=.
25738 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25739 (ix86_call_abi_override): Likewise.
25740 (init_cumulative_args): Likewise.
25741 (function_arg_advance): Likewise.
25742 (function_arg_64): Likewise.
25743 (function_arg): Likewise.
25744 (ix86_pass_by_reference): Likewise.
25745 (ix86_function_value_regno_p): Likewise.
25746 (ix86_build_builtin_va_list_abi): Likewise.
25747 (setup_incoming_varargs_64): Likewise.
25748 (is_va_list_char_pointer): Likewise.
25749 (ix86_init_machine_status): Likewise.
25750 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25751 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25752 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25753 (ix86_function_abi): Make it static and return enum calling_abi.
25754 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25756 (ix86_fn_abi_va_list): Updated.
25758 * config/i386/i386.h (ix86_abi): New.
25759 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25760 (CONDITIONAL_REGISTER_USAGE): Likewise.
25761 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25762 (machine_function): Likewise.
25764 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25766 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25767 (STACK_BOUNDARY): Likewise.
25768 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25770 * config/i386/i386.opt (mabi=): New.
25772 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25773 return enum calling_abi.
25774 (ix86_function_type_abi): Likewise.
25775 (ix86_function_abi): Removed.
25777 * doc/invoke.texi: Document -mabi= option for x86.
25779 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25781 * builtins.c (real_dconstp): Delete.
25782 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25784 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25785 Jakub Jelinek <jakub@redhat.com>
25788 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25789 (gen_subprogram_die): When a function is explicit, generate the
25790 DW_AT_explicit attribute.
25791 * langhooks.h (struct lang_hooks_for_decls): Add
25792 function_decl_explicit_p langhook.
25793 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25794 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25796 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25798 * builtins.c (fold_builtin_memory_op): Optimize memmove
25799 into memcpy if we can prove source and destination don't overlap.
25801 * tree-inline.c: Include gt-tree-inline.h.
25802 (clone_fn_id_num): New variable.
25803 (clone_function_name): New function.
25804 (tree_function_versioning): Use it.
25805 * Makefile.in (GTFILES): Add tree-inline.c.
25807 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25809 * BASE-VER: Change to 4.5.0.
25811 2009-03-27 Xinliang David Li <davidxl@google.com>
25813 PR tree-optimization/39557
25814 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25816 2009-03-27 Xinliang David Li <davidxl@google.com>
25818 PR tree-optimization/39548
25819 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25822 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25824 * c-common.c (pointer_int_sum): Use %wd on return from
25827 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25829 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25830 on return from tree_low_cst.
25832 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25835 * ginclude/stdarg.h (va_copy): Define also for
25836 __GXX_EXPERIMENTAL_CXX0X__.
25838 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25841 * builtins.h (c_strlen): Do not warn here.
25842 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25843 * c-common.c (pointer_int_sum): Take an explicit location.
25844 Warn about offsets out of bounds.
25845 * c-common.h (pointer_int_sum): Adjust declaration.
25847 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25849 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25852 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25855 * opts.c (warn_if_disallowed_function_p): Don't assume
25856 get_callee_fndecl must return non-NULL.
25858 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25860 PR rtl-optimization/39522
25861 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25862 when reg_reloaded_valid is set.
25864 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25866 * config/spu/divv2df3.c: New file.
25867 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25868 (DPBIT_FUNCS): Filter out _div_df.
25870 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25872 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25873 a jump insn, count that jump in the distance to the loop start.
25875 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25878 * config/sh/sh.c (calc_live_regs): Fix condition for global
25879 registers except PIC_OFFSET_TABLE_REGNUM.
25881 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25884 * doc/invoke.texi (-mconsole): New.
25886 (-mno-cygwin): New.
25888 (-mnop-fun-dllimport): New.
25892 (sub section "i386 and x86-64 Windows Options"): New.
25894 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25896 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25897 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25899 2009-03-25 Richard Guenther <rguenther@suse.de>
25901 PR middle-end/39497
25902 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25905 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25907 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25908 neither of haifa/selective schedulers are working.
25910 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25912 * doc/invoke.texi (Debugging Options): Fix description of
25913 -fno-merge-debug-strings.
25915 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25917 * config/cris/libgcc.ver: New version-script.
25918 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25920 * configure.ac <GAS features, nop mnemonic>: Add pattern
25921 crisv32-*-* for "nop".
25922 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25923 * configure: Regenerate.
25925 2009-03-24 Ira Rosen <irar@il.ibm.com>
25927 PR tree-optimization/39529
25928 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25929 mark_sym_for_renaming for the tag copied to the new vector
25932 2009-03-24 Arthur Loiret <aloiret@debian.org>
25934 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25935 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25936 EXTRA_SPEC_FUNCTIONS.
25937 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25938 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25939 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25940 -march and -mtune options.
25942 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25944 * config/m68k/t-rtems: Add m5329 multilib.
25946 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25947 Jakub Jelinek <jakub@redhat.com>
25950 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25953 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25956 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25957 instead of c_parser_expression_conv, if original_code isn't one of the
25958 4 allowed comparison codes, fail.
25960 2009-03-23 Richard Guenther <rguenther@suse.de>
25962 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25963 * tree.h (struct tree_type): Likewise.
25964 * reload.h (struct insn_chain): Likewise.
25965 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25966 * function.h (struct function): Likewise.
25967 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25969 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25971 PR tree-optimization/39516
25972 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25974 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25976 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25977 should be set true if BITS_PER_WORD of target is bigger than 32
25979 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25981 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25982 Translate -B-options to -rpath-link. Correct existing
25983 rpath-link and conditionalize on !nostdlib.
25985 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25987 * doc/extend.texi (Function Attributes, Variable Attributes):
25989 * doc/invoke.texi (Debugging Options, Optimize Options)
25990 (i386 and x86-64 Options, MCore Options): Likewise.
25992 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25995 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25996 it for block local namespace aliases.
25997 (gen_decl_die): Pass context_die to gen_namespace_die.
25999 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26002 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26003 minimum or maximum value.
26005 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26007 * reginfo.c (globalize_reg): Recompute derived reg sets.
26009 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26012 * libgcc2.c (mprotect): Do not use signed arguments for
26013 VirtualProtect, use DWORD arguments. Also fix the 'may
26014 be used uninitialized' warning for the np variable.
26016 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26019 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26020 functions using regparm calling conventions when not optimizing.
26021 (ix86_function_sseregparm): Similarly for sseregparm calling
26024 2009-03-19 Li Feng <nemokingdom@gmail.com>
26026 PR middle-end/39500
26027 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26028 dependence if the first conflict is after niter iterations.
26030 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26032 PR middle-end/38609
26033 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26034 functions with dynamic stack-pointer adjustments.
26036 2009-03-19 Ben Elliston <bje@au.ibm.com>
26038 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26039 option; change to -msdata=data.
26041 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26043 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26046 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26049 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26051 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26053 * doc/invoke.texi (Code Gen Options): Expand discussion of
26056 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26058 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26059 * matrix-reorg.c (struct matrix_info): Likewise.
26060 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26061 * rtl.h (struct mem_attrs): Likewise.
26062 * df.h (struct df): Likewise.
26063 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26064 * ira-int.h (struct ira_allocno): Likewise.
26065 * df-scan.c (struct df_collection_rec): Likewise.
26066 * ira.c (struct equivalence): Likewise.
26067 * function.c (struct temp_slot): Likewise.
26068 * cfgloop.h (struct loop): Likewise.
26071 * function.c (use_register_for_decl): When not optimizing, disregard
26072 register keyword for variables with types containing methods.
26074 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26076 PR middle-end/39447
26077 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26078 (is_simple_operand): Call contains_component_ref_p before calling data
26079 reference analysis that would fail on COMPONENT_REFs.
26081 * tree-vrp.c (search_for_addr_array): Fix formatting.
26083 2009-03-18 Richard Guenther <rguenther@suse.de>
26085 * tree-vect-transform.c (vect_loop_versioning): Fold the
26086 generated comparisons.
26087 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26088 (slpeel_tree_peel_loop_to_edge): Likewise.
26090 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26092 PR middle-end/37805
26093 * opts.c (print_specific_help): In addition to `undocumented',
26094 accept `separate' and `joined' flags if passed alone. Describe
26095 output by the first matched one of those.
26096 (common_handle_option): Skip over empty strings.
26097 * gcc.c (display_help): Fix help string for `--help='.
26098 * doc/invoke.texi (Option Summary, Overall Options): With
26099 `--help=', classes and qualifiers can both be repeated, but
26100 only the latter can be negated. One should not pass only
26101 negated qualifiers. Fix markup and examples.
26104 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26105 PR middle-end/37805
26106 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26107 and -fhelp=separate.
26109 2009-03-17 Jing Yu <jingyu@google.com>
26111 PR middle-end/39378
26112 * function.h (struct rtl_data): Move is_thunk from here...
26113 (struct function): ...to here.
26114 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26115 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26117 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26119 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26120 (alpha_output_function_end_prologue): Likewise.
26121 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26122 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26123 (rs6000_output_function_epilogue): Likewise.
26124 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26126 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26129 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26130 from different units in a single alternative.
26131 (*truncdfsf_i387): Ditto.
26132 (*truncxfsf2_mixed): Ditto.
26133 (*truncxfdf2_mixed): Ditto.
26135 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26137 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26138 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26141 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26142 unused non-artificial variables when not optimizing.
26145 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26146 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26147 NAMESPACE_DECL in its DECL_INITIAL.
26149 PR middle-end/39443
26150 * optabs.c (set_user_assembler_libfunc): New function.
26151 * expr.h (set_user_assembler_libfunc): New prototype.
26152 * c-common.c: Include libfuncs.h.
26153 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26154 for memcmp, memset, memcpy, memmove and abort.
26155 * Makefile.in (c-common.o): Depend on libfuncs.h.
26158 * dwarf2out.c (gen_inlined_enumeration_type_die,
26159 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26160 gen_tagged_type_instantiation_die): Removed.
26161 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26164 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26167 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26169 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26170 (check-parallel-%): Ditto.
26171 (check-consistency): Ditto.
26173 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26175 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26176 local variable rhs by NULL_TREE.
26178 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26181 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26183 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26186 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26188 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26191 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26192 for ms->sysv ABI calls only in 64bit mode.
26194 * config/i386/i386.md (untyped_call): Support 32bit.
26196 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26198 * doc/extend.texi: Replace x86_65 with x86_64.
26200 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26202 PR tree-optimization/39455
26203 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26204 mismatches for POINTER_TYPE_P (type).
26205 (number_of_iterations_le): Likewise.
26207 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26209 * config/picochip/picochip.c: Removed profiling support.
26210 * config/picochip/picochip.md: Removed profiling instruction.
26211 * config/picochip/picochip.h: Removed profiling builtin.
26213 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26215 * doc/install.texi (--with-host-libstdcxx): Document.
26217 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26220 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26221 generate a warning if the function name does not begin with
26222 "__vector" and the function has either the 'signal' or 'interrupt'
26223 attribute, from here to ...
26224 (avr_declare_function_name): ...here. New function.
26225 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26226 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26228 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26231 * cse.c (fold_rtx): Don't modify original const_arg1 when
26232 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26233 separate variable instead.
26234 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26235 from out of range shift counts.
26236 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26238 2009-03-13 Catherine Moore <clm@codesourcery.com>
26240 * config/i386/x-mingw32 (host-mingw32.o): Replace
26241 diagnostic.h with $(DIAGNOSTIC_H).
26243 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26246 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26248 * config/i386/sync.md (sync_compare_and_swap<mode>,
26249 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26250 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26252 (sync_double_compare_and_swapdi_pic,
26253 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26254 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26256 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26259 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26261 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26264 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26265 (avx_addsubv4df3): Likewise.
26266 (*avx_addsubv4sf3): Likewise.
26267 (sse3_addsubv4sf3): Likewise.
26269 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26272 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26274 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26277 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26278 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26279 registers for allocnos created from user-defined variables.
26281 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26284 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26285 of non-integer mode as well.
26287 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26289 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26290 for functions for which the parameter types are unknown.
26292 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26295 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26296 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26297 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26298 * config/i386/i386.c (ix86_local_alignment): For
26299 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26300 long long variables on the stack to avoid dynamic realignment.
26301 Allow the first argument to be a decl rather than type.
26302 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26304 2009-03-11 Nick Clifton <nickc@redhat.com>
26307 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26309 Add description to mno-lsim option.
26310 * config/mcore/mcore.h: Remove comment about deprecated m4align
26312 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26313 * doc/invoke.texi: Add description of mno-lsim and
26314 mstack-increment options.
26316 * config/fr30/fr30.opt: Document the -mno-lsim option.
26317 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26318 and -mno-lsim options.
26320 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26322 * fold-const.c (fold_comparison): Only call fold_inf_compare
26323 if the mode supports infinities.
26325 2009-03-11 Jason Merrill <jason@redhat.com>
26328 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26329 end already did. Notice GIMPLE_CALL modifications of the result.
26330 Don't copy debug information from an ignored decl or a decl from
26333 2009-03-10 Richard Guenther <rguenther@suse.de>
26334 Nathan Froyd <froydnj@codesourcery.com>
26336 PR middle-end/37850
26337 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26338 (__divMODE3): Likewise.
26340 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26342 PR tree-optimization/39394
26343 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26344 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26346 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26348 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26349 inline asms for register asm ("") declarations.
26351 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26353 * fold-const.c (fold_unary): Fix comment.
26355 2009-03-07 Jan Hubicka <jh@suse.cz>
26358 * tree-inline.c (setup_one_parameter): Do replacement of const
26359 argument by constant in SSA form.
26361 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26363 PR middle-end/38028
26364 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26365 determine alignment passed to assign_stack_local.
26366 (assign_parms_unsplit_complex): Likewise.
26367 * except.c (sjlj_build_landing_pads): Likewise.
26369 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26371 PR middle-end/39360
26372 * tree-flow.h (add_referenced_var): Return bool instead of void.
26373 * tree-dfa.c (add_referenced_var): Return result of
26374 referenced_var_check_and_insert call.
26375 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26376 of referenced_var_check_and_insert.
26379 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26380 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26381 DIE, don't emit it if abstract origin already has it.
26382 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26383 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26385 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26387 * genpreds.c (needs_variable): Fix parentheses at variable name
26389 (write_tm_constrs_h): Indent generated code.
26391 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26393 * doc/extend.texi (Function Attributes): Add documentation
26394 for isr attributes.
26396 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26399 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26400 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26402 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26404 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26407 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26410 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26411 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26413 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26415 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26416 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26417 constants instead of magic numbers.
26418 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26420 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26421 (x86_64_ms_abi_int_parameter_registers): Ditto.
26422 (x86_64_int_return_registers): Ditto.
26423 (ix86_maybe_switch_abi): Ditto.
26424 (ix86_expand_call): Ditto for clobbered_registers array.
26425 (ix86_hard_regno_mode_ok): Ditto.
26426 (x86_extended_QIreg_mentioned_p): Ditto.
26428 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26430 PR tree-optimization/39349
26431 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26433 * combine.c (gen_lowpart_for_combine): Use omode when generating
26436 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26438 PR rtl-optimization/39235
26439 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26441 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26443 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26445 2009-03-04 Richard Guenther <rguenther@suse.de>
26447 PR tree-optimization/39362
26448 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26449 that occur in abnormal PHIs should be varying.
26451 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26453 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26455 (simple_iv): Take loop as an argument instead of statement.
26456 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26457 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26459 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26461 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26462 * matrix-reorg.c (analyze_transpose): Ditto.
26463 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26464 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26465 * tree-predcom.c (ref_at_iteration): Ditto.
26466 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26468 2009-03-04 Richard Guenther <rguenther@suse.de>
26470 PR tree-optimization/39358
26471 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26472 escaped_id and callused_id.
26473 (solve_graph): Likewise.
26475 2009-03-04 Richard Guenther <rguenther@suse.de>
26477 PR tree-optimization/39339
26478 * tree-sra.c (try_instantiate_multiple_fields): Make it
26479 no longer ICE on the above.
26481 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26483 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26484 that fits within Pmode.
26486 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26488 PR middle-end/10109
26489 * tm.texi (LIBCALL_VALUE): Update description.
26491 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26493 PR middle-end/34443
26494 * doc/extend.texi (section): Update description.
26496 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26498 PR middle-end/39345
26499 * tree-inline.c (remapped_type): New.
26500 (can_be_nonlocal): Call remapped_type instead of remap_type.
26502 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26505 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26506 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26508 2009-03-03 Richard Guenther <rguenther@suse.de>
26510 PR middle-end/39272
26511 * tree.c (tree_nonartificial_location): New function.
26512 * tree.h (tree_nonartificial_location): Declare.
26513 * builtins.c (expand_builtin_memory_chk): Provide location
26514 of the call location for artificial function pieces.
26515 (maybe_emit_chk_warning): Likewise.
26516 (maybe_emit_sprintf_chk_warning): Likewise.
26517 (maybe_emit_free_warning): Likewise.
26518 * expr.c (expand_expr_real_1): Likewise.
26520 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26522 PR tree-optimization/39343
26523 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26524 COMPONENT_REF t has ARRAY_TYPE.
26526 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26528 PR middle-end/39335
26529 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26530 when the type precision of the induction variable should be
26531 larger than the type precision of nit.
26532 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26533 * graphite.c (graphite_loop_normal_form): Same.
26534 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26536 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26538 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26539 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26540 numbers to describe clobbered registers.
26541 (*call_value_0_rex64_ms_sysv): Ditto.
26542 * config/i386/mmx.md (mmx_emms): Ditto.
26543 (mmx_femms): Ditto.
26545 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26547 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26550 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26552 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26553 (spu_section_type_flags): New function.
26555 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26557 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26558 reg_class_contents of FLOAT_REGS into a temporary.
26560 2009-03-02 Richard Guenther <rguenther@suse.de>
26561 Ira Rosen <irar@il.ibm.com>
26563 PR tree-optimization/39318
26564 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26565 information to the vectorized statement.
26567 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26569 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26570 variable. Use defined names instead of magic constants for REX SSE
26573 2009-03-01 Richard Guenther <rguenther@suse.de>
26575 PR tree-optimization/39331
26576 * omp-low.c (lower_send_shared_vars): Do not receive new
26577 values for the reference of DECL_BY_REFERENCE parms or results.
26579 2009-03-01 Jan Hubicka <jh@suse.cz>
26582 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26583 BLOCK_NONLOCALIZED_VAR): New macros.
26584 (tree_block): Add nonlocalized_vars.
26585 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26586 gen_decl_die): Add origin argument. Allow generation of die with
26587 origin at hand only.
26588 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26589 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26591 (gen_block_die): Fix checking for unused blocks.
26592 (process_scope_var): Break out from .... ; work with origins only.
26593 (decls_for_scope) ... here; process nonlocalized list.
26594 (dwarf2out_ignore_block): Look for nonlocalized vars.
26595 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26597 (dump_scope_block): Dump them.
26598 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26599 (remap_block): Likewise.
26600 (can_be_nonlocal): New predicate.
26601 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26603 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26605 * configure: Regenerate.
26607 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26609 * optc-gen.awk: No need to duplicate option flags twice.
26610 Reuse help texts for duplicate options which do not have any.
26612 * gcc.c (display_help): Document --version.
26614 * gcc.c (main): If print_help_list and verbose_flag, ensure
26615 driver output comes before subprocess output.
26617 * optc-gen.awk: Assign all remaining fields to help string,
26618 space-separated, for multi-line help in *.opt.
26620 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26621 -Wno-pedantic-ms-format is for MinGW targets only.
26623 * doc/options.texi (Option file format): Fix bad indentation,
26624 restoring dropped sentence.
26626 2009-02-28 Jan Hubicka <jh@suse.cz>
26628 * tree-inline.c (tree_function_versioning): Output debug info.
26630 2009-02-28 Jan Hubicka <jh@suse.cz>
26633 * tree-inline.c (setup_one_parameter): Do not copy propagate
26634 arguments when not optimizing.
26636 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26639 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26640 (avx_addsubv4df3): Likewise.
26641 (*avx_addsubv4sf3): Likewise.
26642 (sse3_addsubv4sf3): Likewise.
26643 (*avx_addsubv2df3): Likewise.
26644 (sse3_addsubv2df3): Likewise.
26645 (avx_unpckhps256): Correct item selectors.
26646 (avx_unpcklps256): Likewise.
26647 (avx_unpckhpd256): Likewise.
26648 (avx_unpcklpd256): Likewise.
26650 2009-02-28 Jan Hubicka <jh@suse.cz>
26652 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26654 (copy_arguments_for_versioning): If var is declared don't declare it.
26655 (tree_function_versioning): First setup substitutions and then copy
26658 2009-02-27 Jan Hubicka <jh@suse.cz>
26661 * cgraph.h (varpool_output_debug_info): Remove.
26662 * cgraphunit.c (varpool_output_debug_info): Remove.
26663 * dwarf2out.c (deferred_locations_struct): New struct
26664 (deferred_locations): New type.
26665 (deferred_locations_list): New static var.
26666 (deffer_location): New function.
26667 (gen_variable_die): Use it.
26668 (decls_for_scope): Output info on local static vars.
26669 (dwarf2out_finish): Process deferred locations.
26670 * varpool.c (varpool_output_debug_info): Remove.
26672 2009-02-27 Jan Hubicka <jh@suse.cz>
26675 * tree.h (TREE_PROTECTED): Fix comment.
26676 (BLOCK_HANDLER_BLOCK): Remove.
26677 (struct tree_block): Remove handler_block add body_block.
26678 (inlined_function_outer_scope_p): New.
26679 (is_body_block): Remove.
26680 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26681 * dwarf2out.c (is_inlined_entry_point): Remove.
26682 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26683 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26685 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26686 * gimplify.c (gimplify_expr): Gimplify body blocks.
26687 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26688 block with multiple subblocks.
26689 (dump_scope_block): Prettier output; dump more flags and info.
26690 (dump_scope_blocks): New.
26691 (remove_unused_locals): Use dump_scope_blocks.
26692 * tree-flow.h (dump_scope_blocks): Declare.
26693 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26694 * stmt.c (is_body_block): Remove.
26695 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26696 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26698 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26700 PR middle-end/39308
26701 * graphite.c (graphite_loop_normal_form): Do not call
26702 number_of_iterations_exit from a gcc_assert.
26704 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26706 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26707 jumps if COND is NULL.
26708 (find_cond_jump): New function.
26709 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26710 * config/s390/s390.md: Remove z10_cobra attribute value.
26712 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26714 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26715 force_const_mem returns NULL_RTX.
26717 2009-02-26 Jan Hubicka <jh@suse.cz>
26720 * cgraph.h (varpool_output_debug_info): Remove.
26721 * cgraphunit.c (varpool_output_debug_info): Remove.
26722 * dwarf2out.c (deferred_locations_struct): New struct
26723 (deferred_locations): New type.
26724 (deferred_locations_list): New static var.
26725 (deffer_location): New function.
26726 (gen_variable_die): Use it.
26727 (decls_for_scope): Output info on local static vars.
26728 (dwarf2out_finish): Process deferred locations.
26729 * varpool.c (varpool_output_debug_info): Remove.
26731 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26733 PR rtl-optimization/39241
26734 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26735 to subreg_offset_representable_p.
26737 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26739 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26740 execute function prototype. Get f and nregs from max_reg_num
26741 and get_insns. Remove the first backward pass as it's dead,
26742 guard the forward pass by flag_expensive_optimizations.
26743 (rest_of_handle_regmove): Delete.
26744 (pass_regmove): Replace it with regmove_optimize.
26746 2009-02-25 Martin Jambor <mjambor@suse.cz>
26748 PR tree-optimization/39259
26749 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26750 calls_alloca function flags.
26751 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26752 calls are detected.
26754 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26756 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26757 flags_set_1_rtx, flags_set_1_set): Delete.
26758 (regmove_optimize): Do not call mark_flags_life_zones.
26760 2009-02-24 Julian Brown <julian@codesourcery.com>
26763 * config/arm/arm.c (require_pic_register): Only set
26764 cfun->machine->pic_reg once per function.
26766 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26768 * doc/invoke.texi (Link Options): Document an easier way to pass
26769 options that take arguments to the GNU linker using -Xlinker and -Wl.
26771 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26774 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26776 2009-02-24 Richard Guenther <rguenther@suse.de>
26779 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26781 2009-02-24 Richard Guenther <rguenther@suse.de>
26782 Zdenek Dvorak <ook@ucw.cz>
26784 PR tree-optimization/39233
26785 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26786 from converting them to a generic type.
26788 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26790 PR tree-optimization/39260
26791 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26792 contains a condition with a real type.
26793 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26795 2009-02-23 Jason Merrill <jason@redhat.com>
26798 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26799 narrowing_initializer_constant_valid_p.
26800 (narrowing_initializer_constant_valid_p): Don't return
26801 null_pointer_node for adding a pointer to itself.
26803 2009-02-23 Jan Hubicka <jh@suse.cz>
26806 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26809 2009-02-23 Jan Hubicka <jh@suse.cz>
26811 PR tree-optimization/37709
26812 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26813 * tree.h (block_ultimate_origin): Declare.
26814 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26815 * tree-ssa-live.c (remove_unused_scope_block_p):
26816 Eliminate blocks containig no instructions nor live variables nor
26818 (dump_scope_block): New function.
26819 (remove_unused_locals): Enable removal of dead blocks by default;
26820 enable dumping at TDF_DETAILS.
26822 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26824 * config/i386/i386.c (classify_argument): Don't allow COImode
26826 (function_arg_advance_32): Don't allow OImode.
26827 (function_arg_32): Likewise.
26828 (function_value_32): Likewise.
26829 (return_in_memory_32): Likewise.
26830 (function_arg_64): Remove OImode comment.
26832 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26835 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26836 ix86_expand_vector_set for V4DImode in 64bit mode only.
26837 (ix86_expand_vector_init_one_var): Likewise.
26839 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26841 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26843 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26846 * loop-iv.c: Revert last change.
26847 * emit-rtl.c: Likewise.
26849 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26852 * config/i386/i386.c (type_natural_mode): Remove an extra
26853 space in the warning message.
26854 (function_value_32): Handle 32-byte vector modes.
26855 (return_in_memory_32): Likewise.
26857 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26859 * loop-iv.c (truncate_value): New function.
26860 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26862 (lowpart_subreg): Move to...
26863 * emit-rtl.c: ...here.
26865 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26867 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26868 accidental and undocumented change at revision 140860.
26870 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26872 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26873 take gimple_seq * arguments.
26874 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26875 types_compatible_p langhook.
26877 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26878 Joseph Myers <joseph@codesourcery.com>
26880 * config/arm/arm.c (arm_builtin_va_list): New function.
26881 (arm_expand_builtin_va_start): Likewise.
26882 (arm_gimplify_va_arg_expr): Likewise.
26883 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26884 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26885 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26886 (va_list_type): New variable.
26887 (arm_mangle_type): Mangle va_list_type appropriately.
26889 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26891 PR middle-end/39157
26892 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26893 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26894 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26895 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26896 parameter to 1000 for -O1 by default.
26897 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26899 * loop-invariant.c: Include params.h.
26900 (move_loop_invariants): Don't call move_single_loop_invariants on
26903 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26905 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26906 offset when calculating bounds for indexing stack_usage_map. Fixes
26907 a buffer overflow with certain target setups.
26909 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26912 * calls.c (expand_call): Clear try_tail_call if caller and callee
26913 disagree in promotion of function return value.
26915 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26918 * c-common.c (c_determine_visibility): If visibility changed and
26919 DECL_RTL has been already set, call make_decl_rtl to update symbol
26922 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26925 * varasm.c (assemble_variable): Don't check DECL_NAME when
26926 globalizing a variable.
26928 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26931 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26932 expression before any __builtin_trap call.
26933 * c-typeck.c (build_function_call): Convert and check function
26934 arguments before generating a call to a trap. Evaluate the
26935 function arguments before the trap.
26937 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26940 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26941 (UNSPEC_FXAM_MEM): New unspec.
26942 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26943 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26944 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26946 2009-02-19 Richard Guenther <rguenther@suse.de>
26948 PR tree-optimization/39207
26949 PR tree-optimization/39074
26950 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26951 storedanything_tree): New.
26952 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26953 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26954 (build_succ_graph): Add edges from STOREDANYTHING to all
26956 (init_base_vars): Initialize STOREDANYTHING.
26957 (compute_points_to_sets): Free substitution info after
26958 building the succ graph.
26959 (ipa_pta_execute): Likewise.
26961 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26963 (do_ds_constraint): Do not add to special var or non-pointer
26965 (type_could_have_pointers): Split out from ...
26966 (could_have_pointers): ... here. For arrays use the element type.
26967 (create_variable_info_for): Initialize may_have_pointers.
26968 (new_var_info): Likewise.
26969 (handle_lhs_call): Make the HEAP variable unknown-sized.
26970 (intra_create_variable_infos): Use a type with pointers for
26971 PARM_NOALIAS, make it unknown-sized.
26973 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26976 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26978 2009-02-18 Jason Merrill <jason@redhat.com>
26981 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26982 value if DECL_EXTERNAL.
26983 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26984 * target.h (gcc_target::binds_local_p): Clarify "module".
26985 * tree.h (TREE_PUBLIC): Clarify "module".
26987 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26990 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26991 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26993 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26996 * c.opt (Wabi): Support C and ObjC.
26999 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27001 * config/i386/i386.c (classify_argument): Warn once about the ABI
27002 change when passing union with long double.
27004 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27006 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27009 * c-parser.c (c_parser_compound_statement): Always enter and leave
27012 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27015 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27017 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27019 PR tree-optimization/36922
27020 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27021 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27024 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27026 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27029 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27031 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27033 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27035 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27038 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27039 Richard Sandiford <rdsandiford@googlemail.com>
27041 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27042 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27043 (loongson_biadd): ...this.
27045 2009-02-17 Richard Guenther <rguenther@suse.de>
27047 PR tree-optimization/39202
27048 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27049 a var make sure to follow existing collapses.
27051 2009-02-17 Richard Guenther <rguenther@suse.de>
27053 PR middle-end/39214
27054 * langhooks.c (lhd_print_error_function): Check for NULL block.
27056 2009-02-17 Richard Guenther <rguenther@suse.de>
27058 PR tree-optimization/39204
27059 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27062 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27064 * config/soft-fp/double.h: Update from glibc CVS.
27066 2009-02-17 Richard Guenther <rguenther@suse.de>
27068 PR tree-optimization/39207
27069 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27070 strict-aliasing warnings for pointers pointing to NULL.
27072 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27075 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27076 skipping until next close brace.
27078 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27081 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27082 to function argument boundary.
27084 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27086 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27087 in the lea_add. Reload eventually constraints it properly.
27088 * config/picochip/constraints.md: Remove the target constraint
27089 "b", since it is not needed anymore.
27091 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27093 * gthr-dce.h: Uglify function parameter and local variable names.
27094 * gthr-gnat.h: Likewise.
27095 * gthr-mipssde.h: Likewise.
27096 * gthr-nks.h: Likewise.
27097 * gthr-posix95.h: Likewise.
27098 * gthr-posix.h: Likewise.
27099 * gthr-rtems.h: Likewise.
27100 * gthr-single.h: Likewise.
27101 * gthr-solaris.h: Likewise.
27102 * gthr-tpf.h: Likewise.
27103 * gthr-vxworks.h: Likewise.
27104 * gthr-win32.h: Likewise.
27106 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27109 * config/i386/i386.md: Restrict the new peephole2 to move
27110 between MMX/SSE registers.
27112 2009-02-15 Richard Guenther <rguenther@suse.de>
27115 2009-02-13 Richard Guenther <rguenther@suse.de>
27117 * configure.ac: Enable LFS.
27118 * configure: Re-generate.
27119 * config.in: Likewise.
27121 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27123 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27124 spu_srqwbyte, spu_srqwbytebc): Define.
27125 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27126 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27127 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27128 "shrqby_<mode>"): New insn-and-split patterns.
27129 * config/spu/spu.c (expand_builtin_args): Determine and return
27130 number of operands using spu_builtin_description data.
27131 (spu_expand_builtin_1): Use it.
27133 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27136 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27139 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27142 * config/i386/i386.c (override_options): Correct warning
27143 messages for -malign-loops, -malign-jumps and -malign-functions.
27145 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27148 * config/i386/i386.md: Restrict the new peephole2 to move
27149 between the general purpose registers.
27151 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27154 * config/i386/i386.c (type_natural_mode): Add a new argument.
27155 Return the original mode and warn ABI change if vector size is 32byte.
27156 (function_arg_advance): Updated.
27157 (function_arg): Likewise.
27158 (ix86_function_value): Likewise.
27159 (ix86_return_in_memory): Likewise.
27160 (ix86_sol10_return_in_memory): Likewise.
27161 (ix86_gimplify_va_arg): Likewise.
27162 (function_arg_32): Don't warn ABX ABI change here.
27163 (function_arg_64): Likewise.
27165 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27167 * loop-iv.c (implies_p): In the final case, test that operands 0
27168 of the two comparisons match.
27170 * config/bfin/bfin.c (find_prev_insn_start): New function.
27171 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27172 (find_next_insn_start): Move.
27174 2009-02-13 Richard Guenther <rguenther@suse.de>
27176 * configure.ac: Enable LFS.
27177 * configure: Re-generate.
27178 * config.in: Likewise.
27180 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27183 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27184 sizes on syntax error after some arguments have been parsed.
27186 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27188 * doc/invoke.texi (-fira): Remove.
27190 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27192 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27193 * recog.c: Likewise.
27196 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27198 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27199 (umul_ppmm): Likewise.
27200 (count_leading_zeros): Likewise.
27201 (count_trailing_zeros): Likewise.
27202 (UMUL_TIME): Likewise.
27204 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27206 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27207 soft-fp/t-softfp to tmake_file.
27209 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27210 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27211 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27212 IA64_BUILTIN_INFQ]: New.
27213 (ia64_init_builtins): Initialize __builtin_infq,
27214 __builtin_fabsq and __builtin_copysignq if not HPUX.
27215 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27216 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27218 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27220 (__fixtfti): Likewise.
27221 (__fixunstfti): Likewise.
27222 (__floattitf): Likewise.
27224 * config/ia64/libgcc-glibc.ver: New.
27225 * config/ia64/t-fprules-softfp: Likewise.
27226 * config/ia64/sfp-machine.h: Likewise.
27228 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27229 (LIBGCC2_TF_CEXT): Likewise.
27230 (TF_SIZE): Likewise.
27231 (TARGET_INIT_LIBFUNCS): Likewise.
27233 * config/ia64/t-glibc (SHLINB_MAPFILES):
27234 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27236 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27238 * config/i386/i386.c (construct_container): Rewrite processing
27239 BLKmode with X86_64_SSE_CLASS.
27241 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27244 * config/i386/i386.md: Replace simplify_replace_rtx with
27245 replace_rtx in the new peephole2.
27247 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27249 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27250 loop unrolling do not happen at -O2.
27252 2009-02-12 Michael Matz <matz@suse.de>
27254 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27256 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27258 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27261 2009-02-12 Ben Elliston <bje@au.ibm.com>
27263 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27264 patterns when updating the back chain. Missed in the 2009-02-10
27267 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27269 * doc/extend.texi (Decimal Floating Types): Update identifier of
27270 draft TR and list of missing support.
27272 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27274 PR middle-end/39154
27275 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27276 bit to variable length decl's flags, add it also to its
27277 pointer replacement variable.
27279 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27280 Jakub Jelinek <jakub@redhat.com>
27283 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27284 (memory_blockage): New expander.
27285 (*memory_blockage): New insn pattern.
27286 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27287 instead of general blockage at the end of function prologue when
27288 frame pointer is used to access red zone area. Do not emit blockage
27289 when profiling, it is emitted in generic code.
27290 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27291 function epilogue when frame pointer is used to access red zone area.
27293 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27296 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27297 by arithmetic with memory operands.
27298 * config/i386/predicates.md (commutative_operator): New.
27300 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27302 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27305 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27307 * alias.h (record_alias_subset): Declare.
27308 * alias.c (record_alias_subset): Make global.
27310 2009-02-10 Nick Clifton <nickc@redhat.com>
27312 * tree-parloops.c: Change license to GPLv3.
27313 * ipa-struct-reorg.c: Change license to GPLv3.
27314 * ipa-struct-reorg.h: Change license to GPLv3.
27316 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27319 * c-decl.c (start_struct): Return NULL on error.
27321 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27323 PR middle-end/39124
27324 * cfgloopmanip.c (remove_path): Call remove_bbs after
27325 cancel_loop_tree, not before it.
27328 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27329 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27330 VAR_DECLs were seen.
27331 * tree-ssa-live.c (remove_unused_locals): Recompute
27332 cfun->has_local_explicit_reg_vars.
27333 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27334 copies or clearings if cfun->has_local_explicit_reg_vars.
27336 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27339 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27340 of function prologue when frame pointer is used to access
27343 2009-02-10 Richard Guenther <rguenther@suse.de>
27345 PR middle-end/39127
27346 * gimplify.c (gimple_regimplify_operands): Always look if
27347 we need to create a temporary.
27349 2009-02-10 Richard Guenther <rguenther@suse.de>
27351 PR tree-optimization/39132
27352 * tree-loop-distribution.c (todo): New global var.
27353 (generate_memset_zero): Trigger TODO_rebuild_alias.
27354 (tree_loop_distribution): Return todo.
27356 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27359 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27360 (x86_64_reg_class_name): Removed.
27361 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27362 first one isn't X86_64_SSE_CLASS or any other ones aren't
27363 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27364 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27365 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27366 and 3 X86_64_SSEUP_CLASS.
27367 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27368 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27370 2009-02-10 Ben Elliston <bje@au.ibm.com>
27372 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27373 form instruction to update the stack back chain word, even if the
27374 user has disabled the generation of update instructions.
27375 (movdi_<mode>_update_stack): New.
27376 (movsi_update_stack): Likewise.
27377 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27378 always use an update form instruction to update the stack back
27381 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27383 PR middle-end/38953
27384 * graphite.c (if_region_set_false_region): After moving a region in
27385 the false branch of a condition, remove the empty dummy basic block.
27386 (gloog): Remove wrong fix for PR38953.
27388 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27390 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27391 generation due to implicit sign extension.
27393 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27395 PR middle-end/38981
27396 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27397 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27399 2009-02-09 Richard Guenther <rguenther@suse.de>
27401 PR middle-end/35202
27402 * convert.c (convert_to_real): Disable (float)fn((double)x)
27403 to fnf(x) conversion if errno differences may occur and
27404 -fmath-errno is set.
27406 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27408 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27409 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27410 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27412 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27415 * c-common.c (handle_alias_attribute): Disallow attribute for
27416 anything not a FUNCTION_DECL or VAR_DECL.
27418 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27421 * real.c (do_compare): Special-case compare of zero against
27422 decimal float value.
27424 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27427 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27428 as indicating flexible array members unless the field itself is
27429 being declarared as the incomplete array.
27431 2009-02-06 Jan Hubicka <jh@suse.cz>
27433 PR tree-optimization/38844
27434 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27435 is already inlined.
27437 2009-02-06 Richard Guenther <rguenther@suse.de>
27439 PR middle-end/38977
27440 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27441 fork because we may expand it as __gcov_fork.
27443 2009-02-06 Nick Clifton <nickc@redhat.com>
27445 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27447 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27449 PR tree-optimization/35659
27450 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27451 vn_phi_eq): Shortcut if hashcode does not match.
27452 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27454 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27455 and avoid iterative_hash_expr.
27456 (FOR_EACH_VALUE_ID_IN_SET): New.
27457 (value_id_compare): Remove.
27458 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27459 sort expressions by value id.
27461 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27464 * config/sh/predicates.md (general_movsrc_operand): Don't check
27465 the subreg of system registers here.
27467 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27470 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27471 on the copied decl.
27473 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27475 PR rtl-optimization/39110
27476 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27477 addresses, not aligned ones.
27479 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27480 Richard Guenther <rguenther@suse.de>
27482 PR tree-optimization/39100
27483 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27484 comment says and add edges.
27486 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27489 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27490 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27492 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27494 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27495 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27496 register_bb_in_sese, new_sese, free_sese): Moved.
27497 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27498 outermost_loop_in_scop, build_scop_iteration_domain,
27499 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27500 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27501 Use loop_in_sese_p instead of loop_in_scop_p.
27502 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27503 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27504 (scopdet_basic_block_info): Fix bug in scop detection.
27505 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27506 eq_loop_to_cloog_loop): Remove.
27507 (nb_loops_around_loop_in_scop, nb_loop
27508 ref_nb_loops): Moved here...
27509 * graphite.h (ref_nb_loops): ... from here.
27510 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27511 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27512 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27514 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27515 Hans-Peter Nilsson <hp@axis.com>
27517 PR rtl-optimization/37889
27518 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27519 Move offset handling from PLUS to before the switch. Use new
27520 arguments when considering SYMBOL_REFs too.
27521 (rtx_addr_can_trap_p): Pass dummy offset and size.
27522 (enum may_trap_p_flags): Remove.
27523 (may_trap_p_1): Pass size from MEM_SIZE.
27525 PR rtl-optimization/38921
27526 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27527 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27528 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27529 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27531 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27533 AVX Programming Reference (January, 2009)
27534 * config/i386/sse.md (*vpclmulqdq): New.
27536 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27538 PR tree-optimization/38977
27539 PR gcov-profile/38292
27540 * calls.c (special_function_p): Disregard __builtin_ prefix.
27542 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27544 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27545 non-indexable addresses even before reload.
27547 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27550 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27551 as having variable size. Do not give an error for unnamed
27552 parameters with [*] declarators. Give a warning for type names
27553 with [*] declarators and mark them as variable size.
27554 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27555 for sizeof applied to [*] type names.
27557 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27560 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27562 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27564 * gcc.c (process_command): Update copyright notice dates.
27565 * gcov.c (print_version): Likewise.
27566 * gcov-dump.c (print_version): Likewise.
27567 * mips-tfile.c (main): Likewise.
27568 * mips-tdump.c (main): Likewise.
27570 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27573 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27574 for composite type involving a zero-length array type.
27576 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27579 * function.c (match_asm_constraints_1): Skip over
27580 initial optional % in the constraint.
27582 PR inline-asm/39059
27583 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27584 supported, don't accept FIXED_CSTs.
27585 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27586 and _Sat is used without _Fract/_Accum. Set specs->type to
27587 integer_type_node for cts_fract/cts_accum if fixed point is not
27590 2009-02-02 Catherine Moore <clm@codesourcery.com>
27592 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27594 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27596 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27597 (ABI_HAS_64BIT_SYMBOLS): Use it.
27598 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27600 2009-02-02 Paul Brook <paul@codesourcery.com>
27602 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27604 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27606 PR inline-asm/39058
27607 * recog.h (asm_operand_ok): Add constraints argument.
27608 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27609 recurse on matching constraint.
27610 (check_asm_operands): Pass constraints as 3rd argument to
27611 asm_operand_ok. Don't look up matching constraint here.
27612 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27615 2009-02-02 Ben Elliston <bje@au.ibm.com>
27617 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27618 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27620 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27622 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27623 information. Remove some obsolete information. Reorganize.
27625 * config/pa/fptr.c: Revert license to GPL 2.
27626 * config/pa/milli64.S: Likewise.
27628 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27631 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27632 LIBRARY name in, instead of hard-coding it.
27633 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27634 extra target make frag to tmake_files according to EH model.
27635 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27636 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27637 frags that define makefile variable EH_MODEL appropriately.
27638 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27639 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27640 to "-sjlj" according to type of EH configured.
27641 (LIBGCC_SONAME): Concatenate it to shared library base name.
27642 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27643 to "_sjlj" according to type of EH configured.
27644 (LIBGCC_SONAME): Concatenate it to shared library base name.
27645 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27646 (SHLIB_LINK): Add missing semicolon to if-else construct.
27647 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27648 string value of "pe_dll" command-line option.
27649 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27650 (SHLIB_SONAME): Use it when overriding t-cygming default.
27651 (SHLIB_IMPLIB): Override t-cygming default.
27652 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27653 string value of "pe_dll" command-line option.
27655 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27658 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27659 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27661 2009-01-31 Richard Guenther <rguenther@suse.de>
27663 PR tree-optimization/38937
27664 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27665 computing the transitive closure.
27667 2009-01-30 Richard Guenther <rguenther@suse.de>
27669 PR tree-optimization/39041
27670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27671 Propagate variable indices only if the types match for this stmt.
27673 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27676 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27677 inline but never defined.
27679 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27681 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27682 (*insv_h_di_reg_extimm): New insn.
27683 (*insv_l<mode>_reg_extimm): New insn.
27685 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27687 * config/picochip/picochip.c (flag_conserve_stack): set
27688 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27689 fconserve-stack. Reduce call-overhead used by inliner.
27691 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27694 * common.opt (flag_conserve_stack): Initialised to zero.
27696 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27699 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27700 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27703 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27705 * ira-color.c (allocno_reload_assign): Update comments.
27706 * regmove.c (regmove_optimize): Likewise.
27710 2009-01-29 Robert Millan <rmh@aybabtu.com>
27712 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27713 * config/i386/kopensolaris-gnu.h: New file. Undefine
27714 `MD_UNWIND_SUPPORT'.
27715 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27717 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27719 PR tree-optimization/39007
27720 * tree-loop-distribution.c (generate_builtin): Use
27721 recompute_dominator to compute the immediate dominator of the
27722 basic block just after the loop.
27724 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27726 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27727 (ASM_OUTPUT_DWARF_PCREL): Define.
27729 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27731 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27732 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27733 global. Modify entries about regmove and IRA.
27735 * ra-conflict.c: Remove the file.
27737 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27739 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27740 (pass_regclass_init): Rename to pass_reginfo_init.
27742 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27744 * toplev.h (flag_ira): Remove.
27746 * caller-save.c (setup_save_areas): Remove flag_ira.
27748 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27750 * global.c: Remove the file.
27752 * opts.c (decode_options): Remove flag_ira.
27754 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27756 * regmove.c: Modify file description.
27757 (find_use_as_address, try_auto_increment): Define them only if
27758 AUTO_INC_DEC is defined.
27759 (replacement_quality, replace_in_call_usage, fixup_match_1,
27760 stable_and_no_regs_but_for_p): Remove.
27761 (reg_set_in_bb): Make it static.
27762 (regmove_optimize): Remove flag_ira and code which worked for
27765 * local-alloc.c: Remove the file.
27767 * common.opt (fira): Remove.
27769 * ira.c: Include except.h.
27770 (eliminable_regset): Move from global.c.
27771 (mark_elimination): Ditto. Remove flag_ira.
27772 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27773 equiv_mem_modified, validate_equiv_mem_from_store,
27774 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27775 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27776 no_equiv, recorded_label_ref): Move from local-alloc.c.
27777 (update_equiv_regs): Ditto. Make it static.
27778 (print_insn_chain, print_insn_chains): Move it from global.c.
27779 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27780 (build_insn_chain): Ditto. Make it static.
27781 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27782 Rename to init_live_subregs.
27783 (gate_ira): Remove flag_ira.
27785 * regclass.c: Rename reginfo.c. Change file description.
27786 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27787 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27788 (init_reg_sets_1): Remove code for evaluation of
27789 reg_class_superclasses and losing_caller_save_reg_set.
27790 (init_regs): Remove init_reg_autoinc.
27791 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27792 ok_for_base_p_nonstrict): Remove.
27793 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27794 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27795 corresponding entries.
27796 (dump_regclass, record_operand_costs, scan_one_insn,
27797 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27798 record_address_regs, auto_inc_dec_reg_p): Remove.
27799 (gt-regclass.h): Rename to gt-reginfo.h.
27801 * rtl.h (dump_global_regs, retry_global_alloc,
27802 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27804 * Makefile.in (RA_H): Remove.
27805 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27806 Rename regclass.o to reginfo.o.
27807 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27809 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27810 (GTFILES): Rename regclass.c to reginfo.c.
27812 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27813 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27815 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27816 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27818 (finish_spills): Ditto. Remove code for !flag_ira.
27820 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27822 PR middle-end/35854
27823 * doc/invoke.texi (rtl debug options): Complete rewrite.
27824 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27826 * mode-switching.c (pass_mode_switching): Rename pass from
27827 "mode-sw" to "mode_sw".
27828 * except.c (pass_convert_to_eh_ranges): Rename pass from
27829 "eh-ranges" to "eh_ranges".
27830 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27834 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27835 Alexander Monakov <amonakov@ispras.ru>
27837 PR middle-end/38857
27838 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27840 (move_exprs_to_boundary): Change return type and pass through
27841 should_move from move_op. Relax assert. Update usage ...
27842 (schedule_expr_on_boundary): ... here. Use should_move instead of
27844 (move_op_orig_expr_found): Indicate that insn was disconnected from
27846 (code_motion_process_successors): Do not call after_merge_succs
27847 callback if original expression was not found when traversing any of
27849 (code_motion_path_driver): Change return type. Update prototype.
27850 (move_op): Update comment. Add a new parameter (should_move). Update
27851 prototype. Set *should_move based on indication provided by
27852 move_op_orig_expr_found.
27854 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27856 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27857 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27858 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27859 * config/rs6000/rs6000.c (rs6000_override_options): Default
27860 avoid-indexed-addresses on for Power6, off for everything else.
27861 (avoiding_indexed_address_p): New function.
27862 (rs6000_legitimize_address): Use it.
27863 (rs6000_legitimate_address): Likewise.
27864 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27866 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27868 PR tree-optimization/38997
27869 * tree-loop-distribution.c (generate_memset_zero): Use
27870 POINTER_PLUS_EXPR for a pointer addition.
27872 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27874 * config/s390/s390.md (bswap<mode>2): New pattern added.
27876 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27878 * config/s390/s390.md (*tls_load_31): Added type attribute.
27880 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27882 * config/s390/s390.md: Fix a few comments.
27884 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27886 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27887 (*tm<mode>_full): Fixed z10prop attribute.
27888 (*tst<mode>_extimm): Fixed z10prop attribute.
27889 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27890 (*tstqiCCT_cconly): Fixed z10prop attribute.
27891 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27892 (*movsi_larl): Fixed z10prop attribute.
27893 (*movsi_zarch): Fixed z10prop attribute.
27894 (*movsi_eas): Fixed z10prop attribute.
27895 (*movhi): Fixed z10prop attribute.
27896 (*movqi): Fixed z10prop attribute.
27897 (*movstrictqi): Fixed z10prop attribute.
27898 (*mov<mode>): Fixed z10prop attribute.
27899 (*movcc): Fixed z10prop attribute.
27900 (*sethighpartdi_64): Fixed z10prop attribute.
27901 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27902 (*negdi2_sign_cc): Fixed z10prop attribute.
27903 (*negdi2_sign): Fixed z10prop attribute.
27904 (*absdi2_sign_cc): Fixed z10prop attribute.
27905 (*absdi2_sign): Fixed z10prop attribute.
27906 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27907 (*negabsdi2_sign): Fixed z10prop attribute.
27908 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27909 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27910 (doloop_si64): Fixed z10prop attribute.
27911 (doloop_si31): Fixed z10prop attribute.
27912 (doloop_long): Fixed z10prop attribute.
27913 (indirect_jump): Fixed z10prop attribute.
27914 (nop): Fixed z10prop attribute.
27915 (main_base_64): Fixed z10prop attribute.
27916 (reload_base_64): Fixed z10prop attribute.
27918 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27920 PR rtl-optimization/38740
27921 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27923 * config/mips/mips.c (mips_reorg): Likewise.
27925 2009-01-28 Richard Guenther <rguenther@suse.de>
27927 PR tree-optimization/38926
27928 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27929 with the correct value id to a value.
27930 (do_regular_insertion): Use the value number of edoubleprime
27931 for the value number of the expr.
27934 2008-08-21 Richard Guenther <rguenther@suse.de>
27936 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27937 a PHI ask VN if it is already available.
27938 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27939 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27941 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27943 PR middle-end/38934
27944 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27945 set to varying whenever max has TREE_OVERFLOW set, similarly
27946 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27948 2009-01-28 Richard Guenther <rguenther@suse.de>
27950 PR middle-end/38908
27951 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27952 uninitialized aggregate uses in call arguments.
27954 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27956 PR tree-optimization/38984
27957 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27958 the nothing_id variable if -fno-delete-null-pointer-checks.
27960 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27963 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27964 (set_got_offset_rex64): Ditto.
27966 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27969 * doc/extend.texi: Improve local variable with asm reg.
27971 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27973 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27974 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27975 was not supplied then set warn_packed_bitfield_compat to the
27976 default value of 1.
27977 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27980 2009-01-27 Richard Guenther <rguenther@suse.de>
27982 PR tree-optimization/38503
27983 * cfgexpand.c (expand_gimple_basic_block): Ignore
27984 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27985 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27986 variables that cannot have TBAA applied.
27987 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27990 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27992 PR middle-end/38969
27993 * calls.c (initialize_argument_information): Do not wrap complex
27994 arguments in SAVE_EXPR.
27996 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27998 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27999 (INSTALL_LIBGCC): Revert typo commit.
28001 2009-01-26 Richard Guenther <rguenther@suse.de>
28003 PR tree-optimization/38745
28004 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28005 from special handling.
28007 2009-01-26 Richard Guenther <rguenther@suse.de>
28009 PR tree-optimization/38745
28010 * tree-ssa.c (execute_update_addresses_taken): Do not include
28011 variables that cannot possibly be a register in not_reg_needs.
28012 Do not clear TREE_ADDRESSABLE on vars that may not become
28014 * tree-ssa.c (update_alias_info_1): Include those in the set
28015 of addressable vars.
28017 2009-01-26 Richard Guenther <rguenther@suse.de>
28019 PR middle-end/38851
28020 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28021 * tree-ssa-dse.c: Include langhooks.h
28022 (execute_simple_dse): Remove stores with zero size.
28024 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28027 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28030 2009-01-24 Julian Brown <julian@codesourcery.com>
28032 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28033 config/arm/linux-atomic.c.
28034 * config/arm/linux-atomic.c: New.
28036 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28038 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28039 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28040 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28042 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28045 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28048 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28050 PR tree-optimization/38953
28051 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28052 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28053 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28054 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28057 2009-01-24 Paul Brook <paul@codesourcery.com>
28059 * config/arm/neon.md (neon_type): Move to arm.md.
28060 (neon_mov<VSTRUCT>): Add neon_type attribute.
28061 * config/arm/arm.md (neon_type): Move to here.
28062 (conds): Add "unconditioal" and use as default for NEON insns.
28064 2009-01-24 Ben Elliston <bje@au.ibm.com>
28066 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28067 void *' warning from -Wc++-compat.
28068 * Makefile.in (dominance.o-warn): Remove.
28070 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28072 PR tree-optimization/38932
28073 * fold-const.c (fold_unary_ignore_overflow): New.
28074 * tree.h (fold_unary_ignore_overflow): Declare.
28075 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28076 * tree-ssa-sccvn.c (visit_reference_op_load,
28077 simplify_unary_expression): Likewise.
28079 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28081 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28082 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28083 regardless of their type.
28084 * c-common.c (handle_packed_attribute): Don't ignore packed on
28086 * c.opt (Wpacked-bitfield-compat): New warning option.
28087 * stor-layout.c (place_field): Warn if offset of a field changed.
28088 * doc/extend.texi (packed): Mention the ABI change.
28089 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28090 (Warning Options): Add it to the list.
28092 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28094 * c-opts.c (c_common_post_options): Fix a typo in comments.
28096 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28098 PR middle-end/38615
28099 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28100 variables to static.
28101 * doc/invoke.texi (-fmerge-all-constants): Update description.
28103 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28106 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28107 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28109 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28111 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28113 (LOCAL_ALIGNMENT): Similarly.
28115 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28116 Joseph Myers <joseph@codesourcery.com>
28118 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28119 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28120 * config/arm/arm-tune.md: Regenerate.
28121 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28124 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28126 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28127 version number to five.
28129 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28132 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28133 * c-common.c (set_underlying_type): Likewise.
28134 (is_typedef_decl ): Likewise
28136 (set_underlying_type): Likewise.
28137 (is_typedef_type): Likewise.
28139 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28141 PR middle-end/38587
28142 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28145 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28148 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28149 (LIBGCC_SPEC): Don't define.
28150 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28152 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28154 PR rtl-optimization/38879
28155 * alias.c (base_alias_check): Unaligned access via AND address can
28156 alias all surrounding object types except those with sizes equal
28157 or wider than the size of unaligned access.
28159 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28162 * c-decl.c (clone_underlying_type): Move this ...
28163 * c-common.c (set_underlying_type): ... here.
28164 Also, make sure the function properly sets TYPE_STUB_DECL() on
28165 the newly created typedef variant type.
28166 (is_typedef_decl ): New entry point.
28167 * tree.h: Added a new member member_types_needing_access_check to
28168 struct tree_decl_non_common.
28169 (set_underlying_type): New entry point.
28170 (is_typedef_type): Likewise.
28172 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28174 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28175 Check whether two instructions have memory references that
28176 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28177 are helper functions for traversing.
28178 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28179 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28180 not to draw dependency edge for instructions with non-conflicting
28183 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28186 * longlong.h: Update copyright years. Use soft-fp license notice.
28187 Sync __clz_tab declaration with glibc.
28189 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28192 * doc/extend.texi (syscall_linkage): New.
28193 (version_id): Modify.
28195 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28196 Richard Guenther <rguenther@suse.de>
28198 PR tree-optimization/38747
28199 PR tree-optimization/38748
28200 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28201 conversion if the base address is an indirect reference and the
28202 aliasing sets could cause issues.
28204 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28206 * common.opt (fgraphite, fgraphite-identity): Add comment for
28207 explaining why these options are not documented.
28209 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28211 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28212 gimple_call_lhs is NULL.
28214 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28217 * emit-rtl.c (adjust_address_1): Make sure memref is never
28220 2009-01-20 Ben Elliston <bje@au.ibm.com>
28222 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28223 const qualifier from arg parameter. Remove unnecessary cast to char *.
28224 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28225 const qualifier from arg 2.
28227 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28229 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28231 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28234 * rtl.h (reinit_regs): New prototype.
28235 * regclass.c: Include ira.h.
28236 (reinit_regs): New.
28237 * Makefile.in (regclass.o): Add ira.h.
28238 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28240 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28243 * c-common.c (handle_aligned_attribute): Use
28244 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28245 default alignment value.
28247 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28249 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28250 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28252 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28253 __BIGGEST_ALIGNMENT__.
28255 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28257 2009-01-18 Richard Guenther <rguenther@suse.de>
28259 PR tree-optimization/38819
28260 * tree-flow.h (operation_could_trap_helper_p): Declare.
28261 * tree-eh.c (operation_could_trap_helper_p): Export.
28262 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28263 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28264 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28265 are about to insert a possibly trapping instruction and fail
28268 2009-01-18 Andreas Schwab <schwab@suse.de>
28270 * doc/install.texi (Configuration): Remove obsolete paragraph
28271 about use of --with-gnu-ld with --with-gnu-as.
28273 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28275 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28276 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28277 Follow spelling conventions.
28279 2009-01-18 Ben Elliston <bje@au.ibm.com>
28281 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28282 C++ warning about implicit conversion from void * to struct
28284 (bitmap_obstack_free): Likewise for bitmap_element *.
28285 * Makefile.in (bitmap.o-warn): Remove.
28287 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28289 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28291 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28292 Tobias Grosser <tobi.grosser@amd.com>
28294 * graphite.c (graphite_trans_scop_block): Do not block single
28297 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28299 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28300 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28301 test with assertion.
28303 2009-01-16 Richard Guenther <rguenther@suse.de>
28305 PR tree-optimization/38835
28306 PR middle-end/36227
28307 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28308 and INT + PTR -> (INT)(PTR p+ INT) folding.
28309 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28311 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28314 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28315 the subreg from a lowpart subreg if it is also casting the value.
28317 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28318 Tobias Grosser <tobi.grosser@amd.com>
28320 * graphite.c (compare_prefix_loops): New.
28321 (build_scop_canonical_schedules): Rewritten.
28322 (graphite_transform_loops): Move build_scop_canonical_schedules
28323 after build_scop_iteration_domain.
28325 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28326 Tobias Grosser <tobi.grosser@amd.com>
28328 * graphite.c (add_conditions_to_domain): Add the loops to
28329 the dimension of the iteration domain. Do copy the domain
28330 only when it exists.
28331 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28332 (add_conditions_to_constraints): New.
28333 (can_generate_code_stmt, can_generate_code): Removed.
28334 (gloog): Do not call can_generate_code.
28335 (graphite_transform_loops): Call add_conditions_to_constraints
28336 after building the iteration domain.
28338 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28340 PR tree-optimization/38789
28341 * tree-ssa-threadedge.c
28342 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28343 __builtin_constant_p.
28345 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28347 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28348 examined before deleting them.
28350 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28352 * function.c (aggregate_value_p): Correctly extract the function
28353 type from CALL_EXPR_FN lookup.
28355 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28357 * config/picochip/picochip.c (picochip_override_options): Revert
28358 CFI asm flag disable commited previously.
28360 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28361 Tobias Grosser <tobi.grosser@amd.com>
28362 Jan Sjodin <jan.sjodin@amd.com>
28364 * graphite.c (scan_tree_for_params): On substractions negate
28365 all the coefficients of the term.
28366 (clast_to_gcc_expression_red): New. Handle reduction expressions
28367 of more than two operands.
28368 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28369 (get_vdef_before_scop): Handle also the case of default definitions.
28371 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28373 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28374 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28375 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28377 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28378 Joey Ye <joey.ye@intel.com>
28380 PR middle-end/37843
28381 * cfgexpand.c (expand_stack_alignment): Don't update stack
28382 boundary nor check incoming stack boundary here.
28383 (gimple_expand_cfg): Update stack boundary and check incoming
28384 stack boundary here.
28386 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28388 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28390 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28392 PR rtl-optimization/38245
28393 * calls.c (expand_call): Add stack arguments to
28394 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28395 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28396 in regs and partially in memory or BLKmode arguments.
28397 (emit_library_call_value_1): Add stack arguments to
28398 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28399 ACCUMULATE_OUTGOING_ARGS).
28400 * dce.c: Include tm_p.h.
28401 (find_call_stack_args): New function.
28402 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28404 (mark_insn): Call find_call_stack_args for CALL_Ps.
28405 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28406 forwards. Allocate and free arg_stores bitmap if needed, pass it
28407 down to deletable_insn_p, don't mark stores set in arg_stores
28408 bitmap, clear the bitmap at the beginning of each bb.
28409 * Makefile.in (dce.o): Depend on $(TM_P_H).
28411 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28414 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28415 to make sure the insn is a conditional test (bug 22599). Reformat a
28418 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28420 PR middle-end/38431
28421 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28422 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28423 (gloog): Do not call cleanup_tree_cfg.
28424 (graphite_transform_loops): Call cleanup_tree_cfg after all
28425 scops have been code generated.
28427 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28428 * doc/gty.texi (Invoking the garbage collector): Added new node
28429 and section documenting ggc_collect.
28431 2009-01-14 Richard Guenther <rguenther@suse.de>
28433 PR tree-optimization/38826
28434 PR middle-end/38477
28435 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28436 initialization notes only if we actually emitted a warning.
28437 (intra_create_variable_infos): Add constraints for a result decl
28438 that is passed by hidden reference.
28439 (build_pred_graph): Mark all related variables non-direct on
28442 2009-01-14 Nick Clifton <nickc@redhat.com>
28444 * ira-conflicts.c: Include addresses.h for the definition of
28446 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28447 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28449 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28452 * Makefile.in (ira-lives.o): Add except.h.
28454 * ira-lives.c: Include except.h.
28455 (process_bb_node_lives): Process can_throw_internal.
28457 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28459 PR rtl-optimization/38774
28460 * combine.c (simplify_set): When undoing cc_use change, don't do
28461 PUT_CODE on the newly created comparison, but instead put back the
28464 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28466 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28467 values. Remove duplicate arm8 entry.
28469 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28471 PR tree-optimization/38786
28472 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28473 the SSA_NAME case of expand_scalar_variables_expr.
28474 Set the type of an expression to the type of its assign statement.
28475 (expand_scalar_variables_expr): Also gather the scalar computation
28476 used to index the memory access. Do not pass loop_p.
28477 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28478 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28479 the gimple_stmt_iterator where it inserts new code.
28480 Do not pass loop_p.
28481 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28482 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28484 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28486 * graphite.h (debug_value): Removed.
28487 * graphite.c (debug_value): Removed.
28489 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28491 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28492 ldrd/strd with two 32-bit instructions.
28494 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28496 * config/arm/arm.c (struct processors): Pass for speed down into
28497 cost helper functions.
28498 (const_ok_for_op): Handle COMPARE and inequality nodes.
28499 (arm_rtx_costs_1): Rewrite.
28500 (arm_size_rtx_costs): Update prototype.
28501 (arm_rtx_costs): Pass speed down to helper functions.
28502 (arm_slowmul_rtx_costs): Rework cost calculations.
28503 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28504 (arm_9e_rtx_costs): Likewise.
28506 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28508 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28509 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28510 (alpha_legitimize_address): Do not split local symbols wider than
28511 UNITS_PER_WORD into HIGH/LO_SUM parts.
28513 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28516 * gcc.c (process_command): Replace call to execvp with calls
28517 to pex_one and exit.
28519 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28522 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28523 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28524 variant for devices with 3-byte PC.
28525 (__tablejump_elpm__): New.
28527 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28530 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28531 offsetof member-designator, handle it as `[0].'.
28533 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28535 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28536 function when not using named sections on targets with named sections
28537 if branch distance is less than 262132.
28539 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28541 * combine.c (combine_instructions): Recompute
28542 optimize_this_for_speed_p for each BB in the main combine loop.
28544 2009-01-12 Tomas Bily <tbily@suse.cz>
28547 * tree-loop-distribution.c (prop_phis): New function.
28548 (generate_builtin): Call prop_phis.
28550 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28552 PR tree-optimization/38807
28553 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28554 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28556 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28558 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28559 subreg of op0 to the original op0.
28561 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28563 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28565 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28568 * mips-tfile.c (parse_def): Fix parsing of def strings
28569 starting with digits.
28571 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28574 * config/arm/arm.c (arm_is_long_call_p): Don't call
28575 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28577 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28579 * regrename.c (regrename_optimize): Fix dumping.
28580 (find_oldest_value_reg): Preserve REG_POINTER.
28581 (copy_hardreg_forward_1): Likewise.
28583 2009-01-09 Diego Novillo <dnovillo@google.com>
28585 * gimple.h (struct gimple_statement_base) <uid>: Document
28586 the restrictions on its use.
28587 (gimple_uid): Tidy.
28588 (gimple_set_uid): Tidy.
28590 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28592 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28593 zero guard even if align_bytes != 0 and count is smaller than
28596 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28598 PR rtl-optimization/38495
28599 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28600 (add_range_and_copies_from_move_list): Print all added ranges.
28601 Add ranges to memory optimized destination.
28603 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28607 * config/i386/i386.c (override_options): Reject
28608 -mstringop-strategy=rep_8byte with -m32.
28609 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28610 to 1. Do count comparison against epilogue_size_needed at compile
28611 time even when count_exp was constant forced into register. For
28612 size_needed don't jump to epilogue, instead just avoid aligning
28613 and invoke the body algorithm. If need_zero_guard, add zero guard
28614 even if count is non-zero, but smaller than size_needed + number of
28615 bytes that could be stored for alignment.
28616 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28617 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28618 but smaller than size_needed + number of bytes that could be stored
28619 for alignment. Compare size_needed with epilogue_size_needed instead
28620 of desired_align - align, don't adjust size_needed, pass
28621 epilogue_size_needed to the epilogue expanders.
28624 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28626 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28628 * pa.c (last_address): Change to unsigned.
28629 (update_total_code_bytes): Change argument to unsigned. Don't
28630 check if insn addresses are set.
28631 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28632 addresses are not set.
28633 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28635 2009-01-09 Nick Clifton <nickc@redhat.com>
28637 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28638 DECL_DECLARED_INLINE_P.
28640 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28642 PR middle-end/38347
28643 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28644 GET_MODE (op0) in operand_subword_force calls.
28646 PR middle-end/38771
28647 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28648 fold_convert arg0 operands to TREE_TYPE (op0) first.
28650 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28652 * params.def (ira-max-conflict-table-size): Decrease default value
28655 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28657 PR tree-optimization/37031
28658 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28660 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28661 allocate it using gc instead of heap, use VEC_quick_push instead of
28663 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28664 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28665 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28666 allocated vector from heap allocated.
28667 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28668 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28669 vector only after perfect_loop_nest_depth call.
28671 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28672 Jan Sjodin <jan.sjodin@amd.com>
28674 PR tree-optimization/38559
28675 * graphite.c (debug_value, copy_constraint,
28676 swap_constraint_variables, scale_constraint_variable, ): New.
28677 (get_lower_bound, get_upper_bound): Removed.
28678 (graphite_trans_bb_strip_mine): Clean up this code that works
28679 only for constant number of iterations. Fully copy upper and
28680 lower bound constraints, not only the constant part of them.
28681 * graphite.h (debug_value): Declared.
28683 2009-01-08 Ira Rosen <irar@il.ibm.com>
28685 PR tree-optimization/37194
28686 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28687 Don't add the cost of cost model guard in prologue to scalar
28688 outside cost in case of known number of iterations.
28690 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28691 Alan Modra <amodra@bigpond.net.au>
28693 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28694 non-word-aligned REG+CONST addressing.
28696 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28699 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28700 free_after_compilation when outputting a thunk.
28701 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28702 Do not call free_after_compilation here.
28704 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28706 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28707 (ix86_valid_target_attribute_inner_p): Ditto.
28709 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28711 PR tree-optimization/38492
28712 PR tree-optimization/38498
28713 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28714 * tree-chrec.h (scev_is_linear_expression): Declared.
28715 * graphite.c (graphite_cannot_represent_loop_niter): New.
28716 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28717 (graphite_loop_normal_form): Use gcc_assert.
28718 (scan_tree_for_params): Use CASE_CONVERT.
28719 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28720 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28721 Use gcc_assert. Discard scops that contain unhandled cases.
28722 (build_scop_conditions): Return a boolean status for unhandled cases.
28723 (strip_mine_profitable_p): Print the loop number, not its depth.
28724 (is_interchange_valid): Pass the depth of the loop nest, don't
28725 recompute it wrongly.
28726 (graphite_trans_bb_block): Same.
28727 (graphite_trans_bb_block): Print tentative of loop blocking.
28728 (graphite_trans_scop_block): Do not print that the loop has been
28730 (graphite_transform_loops): Do not handle scops that contain condition
28733 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28735 AVX Programming Reference (December, 2008)
28736 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28737 (_mm256_stream_pd): Likewise.
28738 (_mm256_stream_ps): Likewise.
28740 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28741 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28742 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28743 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28744 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28745 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28746 (ix86_expand_special_args_builtin): Likewise.
28748 * config/i386/sse.md (AVXMODEDI): New.
28749 (avx_movnt<mode>): Likewise.
28750 (avx_movnt<mode>): Likewise.
28751 (<sse>_movnt<mode>): Remove AVX support.
28752 (sse2_movntv2di): Likewise.
28754 2009-01-07 Richard Guenther <rguenther@suse.de>
28756 PR middle-end/38751
28757 * fold-const.c (extract_muldiv): Remove obsolete comment.
28758 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28759 to PLUS_EXPR canonicalization for the canonicalization.
28761 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28763 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28764 hosted cross-compilers generating less efficient code.
28766 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28768 * function.h (rtl_data): Add a dbr_scheduled_p field.
28769 * reorg.c (dbr_schedule): Set it.
28770 (gate_handle_delay_slots): Check it.
28771 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28772 (mips_reorg): Check flag_delayed_branch instead of
28773 mips_base_delayed_branch.
28774 (mips_override_options): Don't set mips_base_delayed_branch
28775 or flag_delayed_branch.
28777 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28779 PR rtl-optimization/38426.
28780 * ira.c (ira): Set current_function_is_leaf earlier.
28782 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28784 PR rtl-optimization/38722
28785 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28786 too early, only set a flag and modify after last possible
28789 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28792 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28793 * real.c (decimal_single_format): Correct values of emin and emax.
28794 (decimal_double_format): Ditto.
28795 (decimal_quad_format): Ditto.
28796 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28797 computation of DECnn_MIN and DECnn_MAX for corrected values of
28798 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28799 __DECnn_MIN__, and adjust its computation for the corrected value
28802 2009-01-06 Jan Hubicka <jh@suse.cz>
28805 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28807 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28809 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28810 Add Robert Clark to the list of testers.
28812 2009-01-06 Jan Hubicka <jh@suse.cz>
28813 Kai Tietz <kai.tietz@onevision.com>
28815 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28816 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28818 2009-01-06 Jan Hubicka <jh@suse.cz>
28819 Kai Tietz <kai.tietz@onevision.com>
28821 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28823 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28824 (ix86_nsaved_regs): Count only general purpose regs.
28825 (ix86_nsaved_sseregs): New.
28826 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28827 to 16 for w64; compute padding and size of sse reg save area.
28828 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28829 general purpose regs.
28830 (ix86_emit_save_sse_regs_using_mov): New.
28831 (ix86_expand_prologue): Save SSE regs if needed.
28832 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28833 (ix86_emit_restore_sse_regs_using_mov): New.
28834 (ix86_expand_epilogue): Save SSE regs if needed.
28836 2009-01-06 Jan Hubicka <jh@suse.cz>
28837 Kai Tietz <kai.tietz@onevision.com>
28839 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28840 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28841 functions when accumulate outgoing args is off.
28843 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28846 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28847 before using pseudos_have_intersected_live_ranges_p.
28849 * ira-int.h (ira_assert): Always define.
28851 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28853 AVX Programming Reference (December, 2008)
28854 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28855 (_mm256_permute2_pd): Likewise.
28856 (_mm_permute2_ps): Likewise.
28857 (_mm256_permute2_ps): Likewise.
28858 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28859 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28861 * config/i386/i386.c (ix86_builtins): Remove
28862 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28863 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28864 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28865 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28866 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28867 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28868 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28869 __builtin_ia32_vpermil2ps256.
28870 (ix86_init_mmx_sse_builtins): Updated.
28871 (ix86_expand_args_builtin): Likewise.
28873 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28875 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28876 long absolute calls when generating PA 2.0 code.
28878 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28880 PR rtl-optimization/38583
28881 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28883 * params.def (ira-max-conflict-table-size): New.
28885 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28887 * ira.h (ira_conflicts_p): New external definition.
28889 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28890 table. Report this. Return result of building.
28891 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28892 building conflict table.
28894 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28895 (ira_color): Use ira_conflicts_p.
28897 * global.c: Include ira.h.
28898 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28901 * Makefile.in (global.o): Add ira.h.
28903 * ira-build.c (mark_all_loops_for_removal,
28904 propagate_some_info_from_allocno): New.
28905 (remove_unnecessary_allocnos): Call
28906 propagate_some_info_from_allocno.
28907 (remove_low_level_allocnos): New.
28908 (remove_unnecessary_regions): Add parameter. Call
28909 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28910 parameter to remove_unnecessary_regions.
28911 (ira_build): Remove all regions but root if the conflict table was
28912 not built. Update conflict hard regs for allocnos crossing calls.
28914 * ira.c (ira_conflicts_p): New global.
28915 (ira): Define and use ira_conflicts_p.
28917 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28918 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28919 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28921 2009-01-06 Ben Elliston <bje@au.ibm.com>
28923 * gengtype-lex.l (YY_NO_INPUT): Define.
28925 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28928 * c-common.c (handle_vector_size_attribute): Also reject
28929 BOOLEAN_TYPE types.
28931 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28933 PR tree-optimization/38492
28934 * graphite.c (rename_map_elt, debug_rename_elt,
28935 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28936 rename_map_elt_info, eq_rename_map_elts,
28937 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28938 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28939 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28940 (sese_build_livein_liveouts): New.
28941 (new_sese, free_sese): New.
28942 (new_scop): Call new_sese.
28943 (free_scop): Call free_sese.
28944 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28945 (register_old_new_names): Renamed register_old_and_new_names.
28946 (register_scop_liveout_renames, add_loop_exit_phis,
28947 insert_loop_close_phis, struct igp,
28948 default_liveout_before_guard, add_guard_exit_phis,
28949 insert_guard_phis, copy_renames): New.
28950 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28951 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28952 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28953 (scop_adjust_phis_for_liveouts): New.
28954 (gloog): Call scop_adjust_phis_for_liveouts.
28956 * graphite.h (struct sese): Documented. Added fields liveout,
28957 num_ver and livein.
28958 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28959 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28960 (struct scop): Added field liveout_renames.
28961 (SCOP_LIVEOUT_RENAMES): New.
28963 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28965 PR tree-optimization/38510
28966 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28967 (translate_clast): Call recompute_all_dominators before
28969 (gloog): Call recompute_all_dominators before graphite_verify.
28971 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28972 Jan Sjodin <jan.sjodin@amd.com>
28974 PR tree-optimization/38500
28975 * graphite.c (create_sese_edges): Call fix_loop_structure after
28978 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28980 * config.gcc: Add m32r*-*-rtems*.
28981 * config/m32r/rtems.h: New file.
28983 2009-01-05 Ben Elliston <bje@au.ibm.com>
28985 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28986 (.po.pox): Likewise.
28987 (po/gcc.pot): Likewise.
28989 2009-01-04 David S. Miller <davem@davemloft.net>
28991 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28992 (STARTING_FRAME_OFFSET): Always set to zero.
28994 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28996 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28997 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28998 fixed-point types, and vectors of the same.
29000 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29002 * config/mips/sync.md (*mb_barrier): Rename to...
29003 (*memory_barrier): ...this.
29005 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29007 * doc/extend.texi (Function Attributes): Move @cindex after @item
29008 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29009 and put in alphabetical order. Fix 'target' name and put in order.
29010 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29013 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29015 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29016 (memory_barrier): Expand as unspec instead of unspec_volatile.
29017 Remove mem:BLK from insn operands. Use Pmode scratch register.
29018 (*memory_barrier): Define as unspec instead of unspec_volatile.
29019 Use (match_dup 0) as input operand.
29021 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29022 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29023 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29024 scratch register. Remove operand 1.
29025 (*stbar): Define as unspec instead of unspec_volatile.
29026 Use (match_dup 0) as input operand, remove (const_int 8).
29027 (*membar): Define as unspec instead of unspec_volatile.
29028 Use (match_dup 0) as input operand, remove input operand 2.
29030 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29031 (memory_barrier): Expand as unspec instead of unspec_volatile.
29032 Remove mem:BLK from insn operands. Use Pmode scratch register.
29033 (*memory_barrier): Define as unspec instead of unspec_volatile.
29034 Use (match_dup 0) as input operand.
29036 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29037 Remove mem:BLK from insn operands. Use Pmode scratch register.
29038 Set volatile flag on operand 0.
29039 (*memory_barrier): New insn pattern.
29041 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29043 (*memory_barrier): Use (match_dup 0) as input operand.
29045 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29046 Remove mem:BLK from insn operands. Use Pmode scratch register.
29047 Set volatile flag on operand 0.
29048 (*mb_internal): New insn pattern.
29050 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29052 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29054 PR middle-end/38586
29055 * function.c (struct temp_slot): Move to the section of the file
29056 that deals with temp slots. Remove field 'address'.
29057 (temp_slot_address_table): New hash table of address -> temp slot.
29058 (struct temp_slot_address_entry): New struct, items for the table.
29059 (temp_slot_address_compute_hash, temp_slot_address_hash,
29060 temp_slot_address_eq, insert_temp_slot_address): Support functions
29062 (find_temp_slot_from_address): Rewrite to use the new hash table.
29063 (remove_unused_temp_slot_addresses): Remove addresses of temp
29064 slots that have been made available.
29065 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29066 worker function for remove_unused_temp_slot_addresses.
29067 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29068 Add the temp slot address to the address -> temp slot map.
29069 (update_temp_slot_address): Update via insert_temp_slot_address.
29070 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29071 (pop_temp_slots): Likewise.
29072 (init_temp_slots): Allocate the address -> temp slot map, or empty
29073 the map if it is already allocated.
29074 (prepare_function_start): Initialize temp slot processing.
29076 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29078 PR middle-end/38584
29079 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29080 Calculate the size of all stack vars assuming no packing of stack
29081 vars will happen, replacing a quadratic algorithm with a linear one.
29083 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29086 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29089 2009-01-03 Diego Novillo <dnovillo@google.com>
29091 * doc/contrib.texi: Update contributions.
29093 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29096 * builtins.c (fold_builtin_memory_op): Give up if either operand
29097 is volatile. Set srctype or desttype to non-qualified version
29101 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29102 and FUNCTION_DECLs.
29104 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29106 PR rtl-optimization/35805
29107 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29108 problem if fast dce is able to remove any instructions.
29109 * dce.c (dce_process_block): Fix dump message.
29111 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29114 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29116 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29118 PR middle-end/38690
29119 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29120 * tree-pretty-print.c (op_code_prio): New function.
29121 (op_prio): No longer static. Use op_code_prio.
29122 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29123 Use op_prio and op_code_prio to determine if () should be
29124 printed around operand(s) or not.
29126 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29127 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29128 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29129 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29130 pp_character instead of pp_string for single letter printing.
29132 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29134 * doc/extend.texi: Fix '#pragma GCC option' typo.
29136 2009-01-02 Richard Guenther <rguenther@suse.de>
29138 * doc/install.texi (--enable-checking): Mention different
29139 default for stage1.
29140 (--enable-stage1-checking): Document.
29142 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29144 PR middle-end/30142
29145 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29146 case to be an error.
29148 2009-01-02 Ben Elliston <bje@au.ibm.com>
29150 * config/fp-bit.h (pack_d): Constify argument.
29151 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29152 (isnan): Constify argument.
29154 (iszero): Likewise.
29155 (pack_d): Likewise.
29156 (_fpadd_parts): Constify return type.
29157 (_fpmul_parts): Likewise.
29158 (_fpdiv_parts): Likewise.
29160 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29163 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29164 warn about overwriting initializer with side-effects or
29165 -Woverride-init if !IMPLICIT.
29166 (output_init_element): Likewise. Pass IMPLICIT down to
29168 (process_init_element): Add IMPLICIT argument. Pass it down
29169 to output_init_element.
29170 (push_init_element, pop_init_level, set_designator): Adjust
29171 process_init_element callers.
29172 (set_nonincremental_init, set_nonincremental_init_from_string):
29173 Adjust add_pending_init callers.
29174 (output_pending_init_elements): Adjust output_init_element callers.
29175 * c-tree.h (process_init_element): Adjust prototype.
29176 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29177 process_init_element callers.
29180 Copyright (C) 2009 Free Software Foundation, Inc.
29182 Copying and distribution of this file, with or without modification,
29183 are permitted in any medium without royalty provided the copyright
29184 notice and this notice are preserved.