1 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
6 2009-10-16 Richard Guenther <rguenther@suse.de>
8 PR tree-optimization/41728
9 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
10 if fold_stmt did anything.
12 2009-10-16 Richard Guenther <rguenther@suse.de>
15 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
16 (maybe_fixup_handled_component): New function.
17 (input_gimple_stmt): Fixup mismatched decl replacements.
19 2009-10-16 Richard Guenther <rguenther@suse.de>
22 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
25 2009-10-16 Richard Guenther <rguenther@suse.de>
27 * gimple.c (iterative_hash_gimple_type): For integer types
28 also hash their minimum and maximum values and the string flag.
29 For array types hash their domain and the string flag.
31 2009-10-16 Richard Guenther <rguenther@suse.de>
33 * gimple.c (gimple_types_compatible_p): Restrict completing
34 types to record or unions. Simplify completion.
35 Do not merge records or unions with different
36 TYPE_STRUCTURAL_EQUALITY_P tag.
37 (iterative_hash_gimple_type): Restrict non-recursing into
38 pointer targets for records and unions.
40 2009-10-15 Jakub Jelinek <jakub@redhat.com>
43 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
44 * dwarf2out.c (mem_loc_descriptor): Don't handle
45 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
46 punt if it is not lowpart subreg or if inner mode isn't
49 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
51 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
52 investigating previous or next insns.
54 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
56 * tree-sra.c (build_ref_for_offset_1): Update comment.
58 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
60 * config/s390/s390.md (atype): Added missing values.
62 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
65 * pa.md (casesi): Use sign extended index in call to
67 (casesi64p): Update pattern to reflect above.
69 2009-10-15 Steve Ellcey <sje@cup.hp.com>
71 PR rtl-optimization/41697
72 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
74 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
77 * config/rs6000/predicates.md: Update copyright year.
78 * config/rs6000/altivec.md: Ditto.
80 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
81 (MD_INCLUDES): Add a2.md.
83 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
84 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
85 (builtin_classify): New static vector to classify various builtins
86 to get the tree attributes correct.
87 (def_builtin): Set the attributes of builtins based on what the
88 builtin does (i.e. memory operation, floating point, saturation
89 need special attributes, others are pure functions).
91 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
93 (enum rs6000_builtins): Include rs6000-builtin.def to define the
94 builtins. Change the end marker to MAX_RS6000_BUILTINS from
96 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
99 * config/rs6000/rs6000-builtin.def: New file that combines the
100 builtin enumeration name and attributes.
102 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
104 * config/i386/linux.h (ASM_SPEC): Add --32.
106 2009-10-15 Jakub Jelinek <jakub@redhat.com>
108 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
109 and DW_TAG_template_alias.
110 (dwarf_attr_name): Handle DW_AT_main_subprogram,
111 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
112 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
113 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
114 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
115 and DW_AT_GNU_odr_signature.
116 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
117 DW_FORM_flag_present and DW_FORM_ref_sig8.
118 (output_signature): Only print name on the first byte.
119 (output_die): Likewise for dw_val_class_data8.
121 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
123 * doc/invoke.texi: Clarify that most optimizations are not enabled
126 2009-10-15 Richard Guenther <rguenther@suse.de>
129 * gimple.c (compare_type_names_p): Handle anonymous names
130 differently based on new mode argument.
131 (gimple_types_compatible_p): For structs also compare the tags.
132 (iterative_hash_type_name): Rename to ...
133 (iterative_hash_name): ... this. Hash all names.
134 (iterative_hash_gimple_type): Fix hashing the struct tag of
135 pointer targets. Hash field decl names.
137 2009-10-15 Richard Guenther <rguenther@suse.de>
140 * gimple.c (gimple_get_alias_set): Avoid recursing on
141 invalid type topology.
143 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
145 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
147 2009-10-15 Richard Guenther <rguenther@suse.de>
149 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
151 2009-10-15 Jakub Jelinek <jakub@redhat.com>
153 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
154 add --with-tune{,-32,-64} configured default for -mtune if explicit
157 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
159 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
162 2009-10-14 DJ Delorie <dj@redhat.com>
164 * config/h8300/h8300.c (F): New.
166 (h8300_emit_stack_adjustment): Call them.
168 (h8300_push_pop): Likewise.
169 (h8300_expand_prologue): Likewise.
170 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
171 (MUST_USE_SJLJ_EXCEPTIONS): Define.
172 (INCOMING_RETURN_ADDR_RTX): Define.
173 (INCOMING_FRAME_SP_OFFSET): Define.
174 (DWARF_CIE_DATA_ALIGNMENT): Define.
176 2009-10-14 Jakub Jelinek <jakub@redhat.com>
178 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
179 fields in builtin structs.
180 (finalize_record_size): Likewise.
182 2009-10-14 Richard Guenther <rguenther@suse.de>
184 * gimple.c (gtc_ob): New global.
185 (struct type_pair_d): Replace pointers with type UIDs.
186 (type_pair_hash): Adjust.
187 (type_pair_eq): Likewise.
188 (lookup_type_pair): Likewise. Allocate from an obstack.
189 (gimple_force_type_merge): Adjust.
190 (gimple_types_compatible_p): Likewise.
191 (free_gimple_type_tables): Free the obstack.
193 2009-10-14 Jakub Jelinek <jakub@redhat.com>
195 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
196 stmts setting DEBUG_EXPR_DECLs.
198 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
199 Don't crash if mode1 is VOIDmode.
201 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
203 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
204 * params.h (IRA_LOOP_RESERVED_REGS): New
205 * tree-pass.h (pass_subregs_of_mode_init,
206 pass_subregs_of_mode_finish): Remove.
207 * passes.c (pass_subregs_of_mode_init,
208 pass_subregs_of_mode_finish): Remove.
209 (pass_reginfo_init): Move before loop optimizations.
210 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
211 * common.opt (fira-loop-pressure): New.
212 * toplev.h (flag_ira_loop_pressure): New.
213 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
215 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
216 Make external and void type functions.
217 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
218 pass_subregs_of_mode_finish): Remove.
219 * ira-costs.c (init_costs): Call init_subregs_of_mode.
220 * regmove.c: Include ira.h.
221 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
222 register pressure calculation in loops.
223 * loop-invariant.c: Include REGS_H and ira.h.
224 (struct loop_data): New members max_reg_pressure, regs_ref, and
226 (struct invariant): New member orig_regno.
227 (curr_loop): New variable.
228 (find_exits): Initialize regs_ref and regs_live.
229 (create_new_invariant): Initialize orig_regno.
230 (get_cover_class_and_nregs): New.
231 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
232 array. Add code for flag_ira_loop_pressure.
233 (gain_for_invariant): Make new_regs an array. Add code for
234 flag_ira_loop_pressure.
235 (best_gain_for_invariant): Ditto.
236 (set_move_mark): New parameter gain. Use it for debugging output.
237 (find_invariants_to_move): Make regs_needed and new_regs an array.
238 Add code for flag_ira_loop_pressure.
239 (move_invariant_reg): Set up orig_regno.
240 (move_invariants): Set up reg classes for pseudos for
241 flag_ira_loop_pressure.
242 (free_loop_data): Clear regs_ref and regs_live.
243 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
244 get_regno_cover_class, change_pressure, mark_regno_live,
245 mark_regno_death, mark_reg_store, mark_reg_clobber,
246 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
247 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
248 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
249 register pressure calculation in loops if new regs were added.
250 Call finish_subregs_of_mode.
251 * opts.c (decode_options): Set up flag_ira_loop_pressure.
252 * Makefile.in (loop-invariant.o): Add ira.h.
254 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
256 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
258 2009-10-14 Richard Guenther <rguenther@suse.de>
260 * lto-symtab.c (lto_symtab_compatible): Fold in ...
261 (lto_symtab_merge): ... here. Rewrite both to take the
262 prevailing and a to-be-merged entry and to queue diagnostics
264 (lto_symtab_resolve_replaceable_p): New predicate for
266 (lto_symtab_resolve_can_prevail_p): Likewise.
267 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
268 handles merging commons by choosing the largest decl. Fold
269 in code that gives ODR errors.
270 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
272 (lto_symtab_merge_decls_1): Re-structure. Deal with the
273 case of no prevailing decl here. Diagnose mismatches
274 in object types here. Drop all but the prevailing decls.
275 (lto_symtab_prevailing_decl): Return the single prevailing decl.
276 * lto-streamer-in.c (lto_input_tree_ref): Deal with
277 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
279 2009-10-14 Richard Guenther <rguenther@suse.de>
282 * lto-streamer-in.c (input_bb): Replace debug stmts with
283 nops instead of dropping them.
285 2009-10-14 Nick Clifton <nickc@redhat.com>
287 * gcc/doc/extended.texi: Replace the dash character with
288 @minus{} in situations where it is being used as a minus
290 * gcc/doc/tm.texi: Likewise.
291 * gcc/doc/md.texi: Likewise.
293 2009-10-14 Jakub Jelinek <jakub@redhat.com>
295 PR preprocessor/41543
296 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
297 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
298 * tree.c: Include intl.h.
299 (expand_location): Handle BUILTINS_LOCATION.
300 * Makefile.in (tree.o): Depend on intl.h.
303 * dwarf2out.c (dwarf2out_var_location): Always clear
304 last_postcall_label when changing last_label.
306 2009-10-14 Pascal Obry <obry@adacore.com>
308 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
309 (process_command): Handle -E as done with -c and -S. Do not add
310 the target executable suffix to the output file when -E is used.
311 (main): Adjust error message accordingly.
313 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
319 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
321 (tree_code_size): Likewise.
323 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
325 * builtins.c (fold_builtin_1): Support complex "arc" functions.
326 * real.h (HAVE_mpc_arc): Define.
328 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
330 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
331 (struct builtin_description): Add fndecl field.
332 (bdesc): Remove const qualifier. Update initializer.
333 (sh_media_init_builtins): Remove const qualifier for d. Record
334 the result of add_builtin_function to the fndecl field.
335 (sh_builtin_decl): New.
336 (sh_media_builtin_decl): New.
338 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
341 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
342 requests between special registers.
344 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
346 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
348 2009-10-13 Richard Henderson <rth@redhat.com>
350 PR tree-optimization/41377
351 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
352 (cleanup_empty_eh_merge_phis): New change_region parameter;
353 pass it on to redirect_eh_edge_1. Update callers.
354 (cleanup_empty_eh_unsplit): Don't require an existing EH label
355 at the destination block.
357 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
359 * passes.c (register_pass): Replaced gcc_unreachable by
360 fatal_error on failure. Mentions plugins in comments & messages.
362 2009-10-13 Jakub Jelinek <jakub@redhat.com>
365 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
366 * sched-vis.c (print_value): Use it.
367 * cselib.c (cselib_hash_rtx): Likewise.
368 * print-rtl.c (print_rtx): Likewise.
369 * cfgexpand.c (expand_debug_rtx): Likewise.
370 * var-tracking.c (vt_expand_loc_callback): Likewise.
372 2009-10-13 Richard Guenther <rguenther@suse.de>
375 * opts.c (handle_option): Split out code to handle setting
376 the options flag var ...
377 (set_option): ... here.
378 * opts.h (set_option): Declare.
379 * lto-opts.c (register_user_option_p): Include -fexceptions
380 and all position independent code variants.
381 (handle_common_option): Remove.
382 (lto_reissue_options): Use set_option.
384 2009-10-13 Martin Jambor <mjambor@suse.cz>
386 PR tree-optimization/41661
387 * ipa-prop.c (compute_complex_pass_through): Allow only operations
388 that are tcc_comparisons or do not change the type in any
390 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
391 folding tcc_comparison operations.
393 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
395 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
398 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
404 * tree.def (DEBUG_EXPR_DECL): New.
405 * rtl.def (DEBUG_EXPR): New.
406 * gengtype.c (adjust_field_rtx_def): Handle it.
407 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
408 (insert_debug_temp_for_var_def): ... this. Drop support for
409 moving. Take iterator for def stmt; insert debug stmt before it.
410 Scan early for use count and kind in debug stmts.
411 (propagate_defs_into_debug_stmts): Rename to...
412 (insert_debug_temps_for_defs): ... this. Likewise.
413 * tree.h (DEBUG_TEMP_UID): New.
414 * tree.c (next_debug_decl_uid): New.
415 (make_node_stat): Count debug decls separately.
416 (copy_node_stat): Likewise.
417 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
418 * var-tracking.c (dv_is_decl_p): Recognize it.
419 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
420 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
421 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
422 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
423 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
424 (cselib_hash_rtx): Likewise.
425 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
426 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
428 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
429 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
430 * rtl.c (copy_rtx): Likewise.
431 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
432 * print-rtl.c (print_rtx): Likewise.
433 * sched-vis.c (print_value): Likewise.
434 (print_insn): Handle DEBUG_EXPR_DECL.
435 * tree-dump.c (dequeue_and_dump): Likewise.
436 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
437 * gimple-iterator (gsi_replace): Check for same lhs.
438 (gsi_remove): Insert debug temps.
439 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
440 (move_computations_stmt): Drop explicit propagation into debug stmts.
441 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
442 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
443 * tree-ssa-sink.c (statement_sink_location): Likewise.
444 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
445 * tree-ssanames.c (release_ssa_name): Adjust for rename.
446 * tree-flow.h: Likewise.
447 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
448 debug temps without values.
449 (eliminate_unnecessary_stmts): Don't discard just-inserted
452 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
455 * config/cris/cris.md (andu): Check that operand 1 is one of the
456 general registers. Fix typo in head comment.
458 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
460 * config/i386/i386.md (vswapmov): New.
461 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
462 (ix86_function_ms_hook_prologue): New.
463 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
464 * configure.ac: Test for swap suffix support in as.
465 * configure: Rebuild.
467 2009-10-12 Jakub Jelinek <jakub@redhat.com>
470 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
471 paradoxical subregs to prevent partial register stalls if the inner
472 mode is integer mode.
474 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
476 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
478 2009-10-12 Dodji Seketeli <dodji@redhat.com>
481 * gcc/dwarf2out.c (template_parameter_pack_die,
482 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
484 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
487 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
489 (maybe_register_def): Likewise. Take stmt iterator.
490 (rewrite_update_stmt): Take stmt iterator and pass it on.
491 (rewrite_update_enter_block): Pass stmt iterator.
493 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
495 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
496 (spu_builtin_decl): New function.
498 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.md (SWIM): New mode iterator.
501 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
502 using SWIM mode iterator.
503 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
504 patterns using SWI48 mode iterator.
505 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
506 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
507 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
508 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
509 patterns using SWI248 mode iterator.
510 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
511 gen_x86_movdicc_0_m1_rex64 for renamed function
513 2009-10-11 Jose Ruiz <ruiz@adacore.com>
514 Eric Botcazou <ebotcazou@adacore.com>
517 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
518 * config/sparc/sol2-unwind.h: New file.
520 2009-10-11 Olivier Hainque <hainque@adacore.com>
521 Eric Botcazou <ebotcazou@adacore.com>
524 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
525 * config/i386/sol2-unwind.h: New file.
527 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
530 * config/i386/i386.md (addsi_1_zext): Get the proper second
533 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
535 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
536 all OLD_RTXes, not just REGs. Use copy_rtx to create the
539 2009-10-11 Richard Guenther <rguenther@suse.de>
541 * gimple.c (iterative_hash_type_name): Do not handle special
544 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
546 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
547 (*setcc_si_1_and): Ditto.
548 (*setcc_si_1_movzbl): Ditto.
549 (*setcc_<mode>_2): Ditto.
550 (*setcc_qi): Rename from *setcc_1.
551 (*setcc_qi_slp): Rename from *setcc_2.
553 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
554 (*zero_extendqisi2_movzbw_and splitter): Ditto.
556 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
557 "if" condition, there is already assert with reload_completed present.
559 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
561 * plugin.c (try_init_one_plugin): Improve constness of variable err.
563 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
565 * doc/install.texi (Final install): Refer to
566 http://gcc.gnu.org/bugs/ for bug reporting.
568 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
570 * configure.ac: Add test for dci instruction.
571 * configure: Regenerate.
572 * config.in: Likewise.
573 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
574 * doc/invoke.texi: Add cpu_type 476 and 476fp.
575 (-mmulhw): Add 476 to description.
577 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
578 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
579 (processor_target_table): Add 476 and 476fp entries.
580 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
581 (rs6000_issue_rate): Add CPU_PPC476.
582 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
583 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
584 (processor_type): Add PROCESSOR_PPC476.
585 (EXTRA_SPECS): Add asm_cpu_476 string.
586 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
587 (define_attr "cpu"): Add ppc476.
589 Update comments for 476.
590 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
591 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
592 Update copyright year.
593 * config/rs6000/476.md: New file.
594 * config/rs6000/40x.md: Add description for "isel" attribute.
595 Update copyright year.
596 * config/rs6000/440.md: Likewise.
597 * config/rs6000/603.md: Likewise.
598 * config/rs6000/6xx.md: Likewise.
599 * config/rs6000/7450.md: Likewise.
600 * config/rs6000/7xx.md: Likewise.
601 * config/rs6000/8540.md: Likewise.
602 * config/rs6000/cell.md: Likewise.
603 * config/rs6000/e300c2c3.md: Likewise.
604 * config/rs6000/e500mc.md: Likewise.
605 * config/rs6000/mpc.md: Likewise.
606 * config/rs6000/power4.md: Likewise.
607 * config/rs6000/power5.md: Likewise.
608 * config/rs6000/power6.md: Likewise.
609 * config/rs6000/power7.md: Likewise.
610 * config/rs6000/rios1.md: Likewise.
611 * config/rs6000/rios2.md: Likewise.
612 * config/rs6000/rs64.md: Likewise.
614 2009-10-10 Richard Guenther <rguenther@suse.de>
616 PR tree-optimization/41654
617 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
618 a cond expr before calling gimple_cond_set_condition_from_tree.
619 (ifcombine_iforif): Likewise.
621 2009-10-09 Ian Lance Taylor <iant@google.com>
623 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
624 * configure: Rebuild.
626 2009-10-09 Neil Vachharajani <nvachhar@google.com>
628 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
631 2009-10-09 Richard Guenther <rguenther@suse.de>
634 * target-def.h (TARGET_BUILTIN_DECL): Define.
635 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
636 * target.h (struct gcc_target): Add builtin_decl target hook.
637 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
638 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
640 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
642 (lto_output_builtin_tree): Sorry if the target does not support
643 streaming target builtins.
644 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
645 (rs6000_builtin_decl): New function.
646 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
647 (ix86_builtin_decl): New function.
649 2009-10-09 Jakub Jelinek <jakub@redhat.com>
651 PR preprocessor/41445
652 * c-ppoutput.c (do_line_change): New function.
653 (cb_line_change): Use it.
654 (scan_translation_unit): Call do_line_change if
655 avoid_paste or PREV_WHITE and token location is on a different line
659 * dwarf2out.c (dwarf2out_init): Test whether
660 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
663 PR rtl-optimization/41646
664 * calls.c (expand_call): For BLKmode types returned in registers
665 avoid likely spilled hard regs in copy_blkmode_from_reg generated
668 2009-10-09 Richard Guenther <rguenther@suse.de>
670 PR tree-optimization/41634
671 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
672 we remove the correct elements.
673 (optimize_stmt): Make sure to update stmt operands before
674 optimizing redundancies.
676 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
678 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
680 2009-10-09 Richard Guenther <rguenther@suse.de>
683 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
685 (lto_wrapper_exit): New function.
687 (fatal_perror): Likewise.
688 (fork_execute): Use global args_name, do not free it.
689 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
690 * lto-streamer.h: Remove duplicate prototypes.
692 2009-10-09 Richard Guenther <rguenther@suse.de>
694 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
695 before calling stmt_can_throw_external.
697 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
699 PR tree-optimization/40071
700 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
701 pointer if the original data reference doesn't conflict with the
702 created vector data reference. Fix long line.
704 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
706 * config/i386/i386.md (any_div): New code iterator.
707 (u): Handle div and udiv.
709 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
711 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
712 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
713 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
714 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
716 2009-10-08 Joseph Myers <joseph@codesourcery.com>
718 * gcc.c (main): Remove trailing "." from diagnostics.
720 2009-10-08 Cary Coutant <ccoutant@google.com>
722 Add support for debugging with ICF (Identical Code Folding).
723 * calls.c (debug.h): New #include.
724 (emit_call_1): Call virtual_call_token debug hook.
725 * common.opt (-fenable-icf-debug): New option.
726 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
727 locations in the source).
728 (poc_label_num): New variable.
729 (dcall_entry, vcall_entry): New typedefs.
730 (dcall_table, vcall_table): New variables.
731 (struct vcall_insn): New type.
732 (vcall_insn_table): New variable.
733 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
734 (size_of_dcall_table): New function.
735 (output_dcall_table): New function.
736 (size_of_vcall_table): New function.
737 (output_vcall_table): New function.
738 (dwarf2out_direct_call): New function.
739 (vcall_insn_table_hash): New function.
740 (vcall_insn_table_eq): New function.
741 (dwarf2out_virtual_call_token): New function.
742 (dwarf2out_virtual_call): New function.
743 (dwarf2out_init): Allocate new tables and sections.
744 (prune_unused_types): Mark DIEs referenced from direct call table.
745 (dwarf2out_finish): Output direct and virtual call tables.
746 * final.c (final_scan_insn): Call direct_call and virtual_call
748 * debug.h (struct gcc_debug_hooks): Add direct_call,
749 virtual_call_token, virtual_call hooks.
750 (debug_nothing_uid): New function.
751 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
752 (debug_nothing_uid): New function.
753 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
754 (xcoff_debug_hooks): Likewise.
755 * sdbout.c (sdb_debug_hooks): Likewise.
756 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
757 * doc/invoke.texi (-fenable-icf-debug): New option.
759 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
762 * regmove.c (regmove_backward_pass): Replace src with dst in the
763 debug insn, and check for dst before rather than after.
765 2009-10-08 Janis Johnson <janis187@us.ibm.com>
767 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
768 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
770 2009-10-08 Jan Hubicka <jh@suse.cz>
773 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
774 do not mark cgraph nodes as needed.
775 (record_references_in_initializer): Add new only_vars parameter.
776 * cgraph.h (record_references_in_initializer): New parameter.
777 * varasm.c (assemble_variable): Update call.
778 * varpool.c (varpool_analyze_pending_decls): Always look for
781 2009-10-08 Anatoly Sokolov <aesok@post.ru>
783 * config/avr/avr.c (last_insn_address) Remove variable.
784 (expand_prologue): Don't initialise last_insn_address variable.
785 (final_prescan_insn): Don't output insn size.
786 * config/avr/avr.opt (msize): Remove switch.
787 * doc/invoke.texi (AVR Options): Remove documentation of -msize
790 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
792 * combine.c (label_tick_ebb_start): Fix comment.
793 (combine_instructions): Set label_tick and label_tick_ebb_start before
794 calling setup_incoming_promotions. Start them from 1. Increment
795 label_tick instead of deriving it from the BB index. Rather than
796 comparing ticks use the block from the previous iteration to decide
797 whether to start a new EBB. Remove empty lines before function.
799 2009-10-08 Michael Matz <matz@suse.de>
802 * builtins.c (fold_builtin_isascii): Use fold_build2.
803 (fold_builtin_isdigit): Ditto.
804 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
805 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
806 remove_useless_stmts_cond, remove_useless_stmts_tf,
807 remove_useless_stmts_tc, remove_useless_stmts_bind,
808 remove_useless_stmts_goto, remove_useless_stmts_label,
809 remove_useless_stmts_1, remove_useless_stmts,
810 pass_remove_useless_stmts): Remove.
811 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
812 * passes.c (init_optimization_passes): Don't add
813 pass_remove_useless_stmts.
814 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
815 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
817 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
818 for static constants.
819 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
820 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
822 2009-10-08 Richard Guenther <rguenther@suse.de>
824 * gimple.c (free_gimple_type_tables): New function.
825 * gimple.h (free_gimple_type_tables): Declare.
827 2009-10-07 Mark Heffernan <meheff@google.com>
829 * ipa-prop.c (ipa_print_node_params) Only print
830 names of named arguments.
832 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
834 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
835 being statically linked.
837 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
839 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
841 2009-10-08 Jan Hubicka <jh@suse.cz>
844 * ipa.c (cgraph_externally_visible_p,
845 function_and_variable_visibility,
846 whole_program_function_and_variable_visibility): Skip non-finalized
849 2009-10-08 Nick Clifton <nickc@redhat.com>
851 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
854 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
857 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
859 2009-10-07 Joseph Myers <joseph@codesourcery.com>
862 * c-common.c (c_fully_fold_internal): Strip nops from the result
863 of recursive calls to c_fully_fold_internal.
864 (c_wrap_maybe_const): New.
865 (c_save_expr): Use c_wrap_maybe_const.
866 * c-common.h (c_wrap_maybe_const): Declare.
867 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
868 build_binary_op): Use c_wrap_maybe_const.
870 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
872 * real.c: Fix comment to reflect actual exponent size.
874 2009-10-08 Ben Elliston <bje@au.ibm.com>
876 * config/rs6000/a2.md: Add FSF comment header.
878 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386.md (any_extend): New code iterator.
881 (u, s): New code attributes.
883 (DWIH): Rewrite as code iterator for SI and DI modes.
884 (DWI): Rewrite as mode attribute.
885 (dwi): New mode attribute.
886 (di): Depend on SI mode and DI mode.
887 (doubleint_general_operand): Remove mode attribute.
889 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
892 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
893 (*sub<mode>3_doubleword): Ditto.
895 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
896 using SWIM248 mode iterator.
897 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
898 using SWI48 mode iterator.
899 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
900 patterns using DWIH mode iterator and any_extend code iterator.
901 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
902 using any_extend code iterator.
903 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
904 patterns using DWIH mode iterator and any_extend code iterator.
905 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
906 using any_extend code iterator.
907 (<s>mul<mode>3_highpart): Macroize expander from
908 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
909 and any_extend code iterator.
910 (*<s>muldi3_highpart_1): Macroize insn from
911 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
912 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
913 patterns using any_extend code iterator.
914 (*<s>mulsi3_highpart_zext): Macroize insn from
915 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
917 2009-10-07 Jakub Jelinek <jakub@redhat.com>
919 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
920 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
921 refering to a DIE with DW_AT_const_value.
923 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
926 * ira-lives.c (check_and_make_def_conflict): Process all operands.
928 2009-10-06 Jan Hubicka <jh@suse.cz>
930 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
933 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
935 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
936 *lea_2_rex64): Move before *add<mode>_1 pattern.
938 2009-10-07 Jan Hubicka <jh@suse.cz>
940 * collect2.c (main): Add -fno-whole-program.
941 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
943 2009-10-07 Jan Hubicka <jh@suse.cz>
945 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
946 has no address taken.
947 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
949 (cgraph_clone_node): Clear externally_visible flag for clones.
950 * cgraph.h (cgraph_only_called_directly_p,
951 cgraph_can_remove_if_no_direct_calls_p): New predicates.
952 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
953 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
954 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
955 ipcp_insert_stage): Likwise.
956 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
957 externally_visible flag.
958 (verify_cgraph_node): Verify that inline clones look right.
959 (process_function_and_variable_attributes): Do not set
960 externally_visible flags.
961 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
963 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
965 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
966 clear externally_visible when turning into inline clones
967 (cgraph_mark_inline_edge): Use new predicates.
968 (cgraph_estimate_growth): Likewise.
969 (cgraph_decide_inlining): Likewise.
970 * ipa.c (cgraph_postorder): Likewise.
971 (cgraph_remove_unreachable_nodes): Likewise; sanity check
972 that inline clones are not needed.
973 (cgraph_externally_visible_p): New predicate.
974 (function_and_variable_visibility): Add whole_program parameter;
975 always set externally_visible flag; handle COMDAT function
977 (local_function_and_variable_visibility): New function.
978 (gate_whole_program_function_and_variable_visibility): New function.
979 (whole_program_function_and_variable_visibility): New function.
980 (pass_ipa_whole_program_visibility): New function.
981 * passes.c (init_optimization_passes): Add whole program visibility
983 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
984 not care about needed/reachable flags.
985 * varpool.c: Include flags.h
986 (decide_is_variable_needed): When doing LTO assume whole-program mode.
987 (varpool_finalize_decl): When we are in LTO read-back, all variables
989 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
991 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
993 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
996 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
998 * config.gcc: Don't include the makefile fragments intended for
1000 * config/s390/fixdfdi.h: File removed.
1001 * config/s390/libgcc-glibc.ver: File removed.
1002 * config/s390/s390.h: Remove the fixdfdi.h hack.
1003 * config/s390/t-crtstuff: File moved to libgcc dir.
1004 * config/s390/t-linux: Likewise.
1005 * config/s390/t-tpf: libgcc specific parts removed.
1006 * config/s390/t-linux64: Likewise.
1008 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1010 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1011 (lto-compress.o): Likewise.
1013 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1016 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1017 dllexport to class members here.
1018 (i386_pe_determine_dllimport_p): Only check static class data for
1020 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1021 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1022 functions for vague linkage.
1023 (i386_pe_type_dllexport_p): Fix formatting.
1024 (maybe_add_dllexport) New function.
1025 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1028 2009-10-07 Ben Elliston <bje@au.ibm.com>
1030 * config/rs6000/a2.md: Remove duplicated lines.
1032 2009-10-07 Ben Elliston <bje@au.ibm.com>
1034 * config.gcc (powerpc*-*-*): Handle a2.
1035 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1036 * config/rs6000/a2.md: New file.
1037 * config/rs6000/rs6000.opt (mno-update): New.
1038 (mupdate): Return to using a mask, not a var.
1039 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1040 (enum processor_type): Add PROCESSOR_PPCA2.
1041 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1042 (rs6000_override_options): Add "a2" to processor_target_table.
1043 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1044 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1046 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1049 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1050 reference to nonexistent gen_truncxfxf2 function.
1052 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1055 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1056 (general_operand): Handle TI mode.
1057 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1058 using SDWIM mode iterator.
1059 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1060 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1061 using DWI mode iterator.
1062 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1063 patterns using SWI mode iterator.
1064 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1065 using SWI48 mode iterator.
1066 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1067 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1068 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1069 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1070 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1071 using SDWIM mode iterator.
1072 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1073 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1074 using DWI mode iterator.
1075 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1076 patterns using SWI mode iterator.
1077 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1078 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1079 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1080 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1081 patterns using plusminus code iterator.
1082 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1083 sub<mode>3 patterns using plusminus code iterator.
1084 * config/i386/i386.c (override_options): Update the call to
1085 gen_subdi_carry_rex64 for renamed function.
1086 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1087 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1088 calls to instruction expanders.
1090 2009-10-06 Martin Jambor <mjambor@suse.cz>
1093 * opts.c (decode_options): Run IPA-SRA at -O2.
1095 2009-10-06 Richard Guenther <rguenther@suse.de>
1097 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1099 2009-10-06 Tobias Burnus <burnus@net-b.de>
1102 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1103 -flto and -fwhole-program flags can be combined.
1105 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1108 * gcc.c (process_command): Check that -o argument was specified.
1110 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1112 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1114 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1116 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1117 * doc/invoke.texi (Warning Options): Annotate allowed languages
1118 for -Wunsuffixed-float-constants.
1120 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1122 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1123 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1124 same name and isn't the main variant.
1127 * dwarf2out.c (loc_by_reference): Removed.
1128 (dw_loc_list_1): New function.
1129 (dw_loc_list): Remove toplev argument, add want_address argument.
1130 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1131 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1132 want_address == 2 to dw_loc_list. For successful dw_loc_list
1133 set have_address to 1 only if want_address is not 0.
1135 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1137 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1138 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1139 a code block followed by two pointers.
1140 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1141 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1142 (MIPS_MOVE): Likewise.
1143 (MIPS_LUI): Likewise.
1144 (MIPS_JR): Likewise.
1145 (MIPS_BAL): Likewise.
1146 (MIPS_NOP): Likewise.
1147 (mips_asm_trampoline_template): Delete.
1148 (mips_trampoline_code_size): New function.
1149 (mips_trampoline_init): Add shorter sequences for all cases
1150 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1151 Calculate the opcodes directly, rather than copying from a template.
1152 Only flush the code part of the trampoline.
1153 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1155 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1157 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1158 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1159 (INCOMING_RETURN_ADDR_RTX): Likewise.
1160 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1162 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1163 with RETURN_ADDR_REGNUM.
1164 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1165 * config/mips/mips.c (mips16_build_call_stub): Replace
1166 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1167 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1168 (mips_print_operand_punctuation): Likewise.
1169 (mips_frame_set): Likewise.
1170 (mips16e_output_save_restore): Likewise.
1171 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1172 (mips_save_reg_p): Likewise.
1173 (mips_return_addr): Likewise.
1174 (mips_set_return_address): Likewise.
1175 (mips_direct_save_slot_move_p): Likewise.
1176 (mips_output_function_prologue): Likewise.
1177 (mips_restore_reg): Likewise.
1178 (mips_expand_epilogue): Likewise.
1179 (mips_epilogue_uses): Likewise.
1180 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1181 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1182 (clear_hazard_<mode>): Likewise.
1183 (call_internal): Likewise.
1184 (call_internal_direct): Likewise.
1185 (call_direct_split): Likewise.
1186 (call_value_internal): Likewise.
1187 (call_value_split): Likewise.
1188 (call_value_internal_direct): Likewise.
1189 (call_value_direct_split): Likewise.
1190 (call_value_multiple_internal): Likewise.
1191 (call_value_multiple_split): Likewise.
1193 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1194 Jakub Jelinek <jakub@redhat.com>
1196 PR rtl-optimization/41511
1197 * combine.c (record_value_for_reg): Pass explicit values as argument
1198 to get_last_value_validate.
1199 (get_last_value_validate): Document INSN parameter.
1200 For non-readonly MEMs, assume they might have been modified if INSN
1201 was in another basic block.
1202 (get_last_value): Minor reformatting.
1204 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1207 * final.c (asm_str_count): Split out from asm_insn_count.
1208 * rtl.h (asm_str_count): New prototype.
1209 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1212 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1214 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1216 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1217 Rafael Espindola <espindola@google.com>
1219 * gengtype.c (write_types): Moved call to write_func_for_structure
1220 into seperate loops.
1222 2009-10-05 Richard Guenther <rguenther@suse.de>
1225 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1226 (input_cgraph_1): Input toplevel asms.
1228 2009-10-05 Richard Guenther <rguenther@suse.de>
1231 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1232 (external_aggregate_decl_p): Likewise.
1233 (lto_symtab_compatible): Re-structure. Remove dead code.
1234 For variables ignore toplevel qualifiers when comparing types.
1235 Issue warnings, not errors for mismatched user-alignment.
1237 2009-10-05 Richard Guenther <rguenther@suse.de>
1241 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1242 (struct lto_symtab_identifier_def): Likewise.
1243 (struct lto_symtab_decl_def): Likewise.
1244 (struct lto_symtab_entry_def): New.
1245 (lto_symtab_identifier_t): Rename to ...
1246 (lto_symtab_entry_t): ... this.
1247 (lto_symtab_decls): Remove.
1248 (lto_symtab_base_hash): Rename to ...
1249 (lto_symtab_entry_hash): ... this.
1250 (lto_symtab_base_eq): Rename to ...
1251 (lto_symtab_entry_eq): ... this.
1252 (lto_symtab_base_marked_p): Rename to ...
1253 (lto_symtab_entry_marked_p): ... this.
1254 (lto_symtab_identifier_marked_p): Remove.
1255 (lto_symtab_decl_marked_p): Likewise.
1256 (lto_symtab_maybe_init_hash_tables): Rename to ...
1257 (lto_symtab_maybe_init_hash_table): ... this.
1258 (lto_symtab_set_resolution_and_file_data): Remove.
1259 (lto_symtab_register_decl): New function.
1260 (lto_symtab_get_identifier): Remove.
1261 (lto_symtab_get): New function.
1262 (lto_symtab_get_resolution): Adjust.
1263 (lto_symtab_get_identifier_decl): Remove.
1264 (lto_symtab_set_identifier_decl): Likewise.
1265 (lto_symtab_merge_decl): Rename to ...
1266 (lto_symtab_merge): ... this. Rewrite.
1267 (lto_symtab_merge_var): Remove.
1268 (lto_symtab_merge_fn): Likewise.
1269 (lto_symtab_prevailing_decl): Adjust.
1270 (lto_cgraph_replace_node): New function.
1271 (lto_symtab_merge_decls_2): Likewise.
1272 (lto_symtab_merge_decls_1): Likewise.
1273 (lto_symtab_fixup_var_decls): Likewise.
1274 (lto_symtab_resolve_symbols): Likewise.
1275 (lto_symtab_merge_decls): Likewise.
1276 (lto_symtab_prevailing_decl): Adjust.
1277 (lto_symtab_get_symtab_def): Remove.
1278 (lto_symtab_get_file_data): Likewise.
1279 (lto_symtab_clear_resolution): Adjust.
1280 (lto_symtab_clear_resolution): Likewise.
1281 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1282 (input_cgraph_1): Likewise.
1283 * lto-streamer-in.c (get_resolution): Do not provide fake
1284 symbol resolutions here.
1285 (deferred_global_decls): Remove.
1286 (lto_register_deferred_decls_in_symtab): Likewise.
1287 (lto_register_var_decl_in_symtab): Change signature, register
1288 variable via lto_symtab_register_decl.
1289 (lto_register_function_decl_in_symtab): Likewise.
1290 (lto_read_tree): Adjust.
1291 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1292 (lto_symtab_merge_var): Likewise.
1293 (lto_symtab_merge_fn): Likewise.
1294 (lto_symtab_register_decl): Declare.
1295 (lto_symtab_merge_decls): Likewise.
1297 2009-10-05 Richard Guenther <rguenther@suse.de>
1299 PR tree-optimization/23821
1300 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1301 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1302 simple IV increments.
1304 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1306 * config/arm/arm.c (arm_override_options): Really initialize
1307 flag_dwarf2_cfi_asm to 0.
1309 2009-10-05 Doug Kwan <dougkwan@google.com>
1311 PR rtl-optimization/41574
1312 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1313 floating point and we are not doing unsafe math optimizations.
1315 2009-10-03 Simon Baldwin <simonb@google.com>
1316 Cary Coutant <ccoutant@google.com>
1317 Rafael Espindola <espindola@google.com>
1318 Richard Guenther <rguenther@suse.de>
1319 Jan Hubicka <jh@suse.cz>
1320 Doug Kwan <dougkwan@google.com>
1321 H.J. Lu <hongjiu.lu@intel.com>
1322 Bill Maddox <maddox@google.com>
1323 Ryan Mansfield <rmansfield@qnx.com>
1324 Diego Novillo <dnovillo@google.com>
1325 Ollie Wild <aaw@google.com>
1326 Kenneth Zadeck <zadeck@naturalbridge.com>
1328 * lto-cgraph.c: New file.
1329 * lto-compress.c: New file.
1330 * lto-compress.h: New file.
1331 * lto-opts.c: New file.
1332 * lto-section-in.c: New file.
1333 * lto-section-out.c: New file.
1334 * lto-streamer-in.c: New file.
1335 * lto-streamer-out.c: New file.
1336 * lto-streamer.c: New file.
1337 * lto-streamer.h: New file.
1338 * lto-symtab.c: New file.
1339 * lto-wpa-fixup.c: New file.
1340 * lto-wrapper.c: New file.
1342 2009-10-03 Simon Baldwin <baldwin@google.com>
1343 Ben Elliston <bje@au.ibm.com>
1344 Rafael Espindola <espindola@google.com>
1345 Nathan Froyd <froydnj@codesourcery.com>
1346 Jan Hubicka <jh@suse.cz>
1347 Doug Kwan <dougkwan@google.com>
1348 Diego Novillo <dnovillo@google.com>
1349 Kenneth Zadeck <zadeck@naturalbridge.com>
1351 * Makefile.in (enable_lto): New.
1352 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1353 (LINKER_PLUGIN_API_H): Define.
1354 (LTO_SYMTAB_H): Define.
1355 (LTO_STREAMER_H): Define.
1356 (TREE_VECTORIZER_H): Define.
1357 (INCLUDES): Add LIBELFINC.
1358 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1359 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1360 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1361 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1362 (native): Add lto-wrapper$(exeext)
1363 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1364 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1365 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1366 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1367 (varasm.o): Add dependency on tree-iterator.h.
1368 (cgraph.o): Add dependency on cif-code.def.
1369 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1370 (ipa-pure-const.o): Likewise.
1371 (GTFILES): Add lto-symtab.c.
1372 (install-lto-wrapper): New.
1373 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1374 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1375 * config.in: Regenerate.
1377 2009-10-03 Rafael Espindola <espindola@google.com>
1378 Diego Novillo <dnovillo@google.com>
1380 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1381 ipa_write_summaries.
1382 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1384 (cgraph_optimize): Make extern.
1386 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1387 Kenneth Zadeck <zadeck@naturalbridge.com>
1389 * toplev.c (in_lto_p): Declare.
1390 * collect2.c (scan_prog_file): Read all the output when reading
1391 information for LTO.
1392 (enum lto_mode_d): Declare.
1394 2009-10-03 Richard Guenther <rguenther@suse.de>
1395 Diego Novillo <dnovillo@google.com>
1397 * gimple.c: Include target.h and alias.h.
1398 (gimple_types): Declare.
1399 (type_hash_cache): Declare.
1400 (gimple_alloc_stat): Make extern.
1401 (gimple_build_eh_must_not_throw): Call
1402 gimple_eh_must_not_throw_set_fndecl.
1403 (struct type_pair_d): Declare.
1404 (type_pair_t): Declare.
1405 (type_pair_hash): New.
1406 (type_pair_eq): New.
1407 (lookup_type_pair): New.
1408 (gimple_force_type_merge): New.
1409 (compare_type_names_p): New.
1410 (compare_field_offset): New.
1411 (gimple_types_compatible_p): New.
1412 (struct sccs): Declare.
1413 (next_dfs_num): Declare.
1414 (iterative_hash_gimple_type): New.
1416 (iterative_hash_type_name): New.
1417 (iterative_hash_gimple_type): New.
1418 (gimple_type_hash): New.
1419 (gimple_type_eq): New.
1420 (gimple_register_type): New.
1421 (print_gimple_types_stats): New.
1422 (gimple_signed_or_unsigned_type): New.
1423 (gimple_unsigned_type): New.
1424 (gimple_signed_type): New.
1425 (gimple_get_alias_set): New.
1426 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1427 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1428 (gimple_force_type_merge): Declare.
1429 (gimple_types_compatible_p): Declare.
1430 (gimple_register_type): Declare.
1431 (print_gimple_types_stats): Declare.
1432 (gimple_unsigned_type): Declare.
1433 (gimple_signed_type): Declare.
1434 (gimple_get_alias_set): Declare.
1435 (gimple_eh_must_not_throw_set_fndecl): New.
1437 2009-10-03 Jan Hubicka <jh@suse.cz>
1438 Kenneth Zadeck <zadeck@naturalbridge.com>
1440 * ipa-pure-const.c: Include lto-streamer.h.
1441 (register_hooks): Factor out of ...
1442 (generate_summary): ... here.
1443 (pure_const_write_summary): New.
1444 (pure_const_read_summary): New.
1445 (pass_ipa_pure_const): Add pure_const_write_summary and
1446 pure_const_read_summary.
1447 * ipa-reference.c: Include lto-streamer.h.
1448 (add_new_function): New.
1449 (remove_node_data): New.
1450 (duplicate_node_data): New.
1451 (ipa_init): Guard against multiple calls.
1452 Move hook setup from analyze_function.
1453 (write_node_summary_p): New.
1454 (ipa_reference_write_summary): New.
1455 (ipa_reference_read_summary): New.
1456 (pass_ipa_reference): Add ipa_reference_write_summary and
1457 ipa_reference_read_summary.
1458 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1459 (struct cgraph_edge): Add fields lto_stmt_uid and
1460 call_stmt_cannot_inline_p.
1461 (cgraph_optimize): Declare.
1462 (cgraph_decide_is_function_needed): Declare.
1463 (reset_inline_failed): Declare.
1464 (enum LTO_cgraph_tags): Declare.
1465 (LTO_cgraph_tag_names): Declare.
1466 (LCC_NOT_FOUND): Define.
1468 2009-10-03 Doug Kwan <dougkwan@google.com>
1469 Rafael Espindola <espindola@google.com>
1470 Jan Hubicka <jh@suse.cz>
1471 Diego Novillo <dnovillo@google.com>
1472 Kenneth Zadeck <zadeck@naturalbridge.com>
1474 * passes.c (all_regular_ipa_passes): New.
1475 (all_ipa_passes): Rename to all_small_ipa_passes.
1476 (init_optimization_passes): Init all_regular_ipa_passes.
1477 * tree-pass.h (all_regular_ipa_passes): New.
1478 (all_ipa_passes): Rename to all_small_ipa_passes.
1479 * passes.c (all_lto_gen_passes): New.
1480 (init_optimization_passes): Initialize all_lto_gen_passes.
1481 (execute_ipa_summary_passes): Make non-static.
1482 (ipa_write_summaries_1): New.
1483 (ipa_write_summaries_2): New.
1484 (ipa_write_summaries): New.
1485 (ipa_write_summaries_of_cgraph_node_set): New.
1486 (ipa_read_summaries_1): New.
1487 (ipa_read_summaries): New.
1488 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1489 (execute_regular_ipa_pass_list): Remove.
1490 (init_optimization_passes): Schedule
1491 pass_rebuild_cgraph_edges and pass_early_inline outside
1492 of pass_all_early_optimizations. Document reason.
1493 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1494 pass_ipa_lto_finish_out): New pass.
1495 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1496 (execute_all_ipa_transforms): New.
1497 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1498 (dump_properties, debug_properties): New.
1499 * tree-optimize.c (gate_all_early_local_passes): Return
1500 false if we are in lto1.
1501 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1502 * tree-pass.h (execute_all_ipa_transforms): Declare.
1503 (pass_ipa_function_and_variable_visibility): Declare.
1504 (pass_ipa_early_inline): Declare.
1505 (pass_ipa_lto_gimple_out): Declare.
1506 (pass_ipa_lto_wpa_fixup): Declare.
1507 (pass_ipa_lto_finish_out): Declare.
1508 (all_small_ipa_passes, all_regular_ipa_passes,
1509 all_lto_gen_passes): Declare.
1510 (execute_ipa_summary_passes): Declare.
1511 (execute_all_ipa_transforms): Declare.
1512 (ipa_write_summaries): Declare
1513 (ipa_write_summaries_of_cgraph_node_set): Declare.
1514 (ipa_read_summaries): Declare.
1516 2009-10-03 Doug Kwan <dougkwan@google.com>
1517 Ollie Wild <aaw@google.com>
1519 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1521 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1522 (lto_mode): New variable.
1523 (maybe_run_lto_and_relink): Handle the -fwpa option.
1524 (main): Handle the -fwpa option.
1525 (maybe_unlink_list): New function.
1526 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1527 * common.opt (flto): New flag.
1528 * toplev.c (flag_generate_lto): Declare.
1530 2009-10-03 Simon Baldwin <simonb@google.com>
1532 * common.opt (flto-compression-level): New flag.
1534 * opts.c: Include lto-opts.h.
1535 (handle_option): Call lto_register_user_option for each
1536 valid option handled.
1537 (decode_options): Clear registered options before the options
1540 2009-10-03 Cary Coutant <ccoutant@google.com>
1542 * collect2.c (is_elf): New function.
1543 (scan_prog_file): Require LTO object to be in ELF format.
1545 2009-10-03 Rafael Espindola <espindola@google.com>
1547 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1548 libgcc to the linker.
1550 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1552 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1553 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1555 * collect2.h (collect_execute): Add flags argument.
1556 * tlink.c (tlink_execute): Update call to collect_execute.
1557 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1558 (use_linker_plugin): New.
1559 (use_linker_plugin_spec_function): New.
1560 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1561 (linker_plugin_file_spec): New.
1562 (lto_wrapper_spec): New.
1563 (lto_gcc_spec): New.
1564 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1565 (static_spec_functions): Add use-linker-plugin.
1566 (process_command): Handle -use-linker-plugin.
1567 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1568 linker_plugin_file_spec and lto_gcc_spec.
1569 (use_linker_plugin_spec_function): New.
1571 2009-10-03 Richard Guenther <rguenther@suse.de>
1575 * tree.h (is_lang_specific): Include LANG_TYPE.
1576 * tree.c (find_decls_types_r): Manually add interesting parts
1577 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1579 * gimple.c (type_pair_hash): Make symmetric.
1580 (type_pair_eq): Likewise.
1581 (lookup_type_pair): Increase initial hashtable size.
1582 (gimple_force_type_merge): Rely on type-pair symmetry.
1583 (visit): Remove excessive checking code.
1584 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1585 (gimple_register_type): Remove getenv calls, shrink initial
1589 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1590 inline functions if not generating lto output.
1593 * toplev.c (finalize): In WPA mode remove the asm file.
1595 2009-10-03 Doug Kwan <dougkwan@google.com>
1597 * ipa-inline.c (cgraph_mark_inline): Check
1598 edge->call_stmt_cannot_inline_p instead of calling
1599 gimple_call_cannot_inline_p.
1600 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1601 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1602 (inline_generate_summary): Do nothing in LTRANS.
1603 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1604 exists before calling gimple_call_cannot_inline_p.
1605 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1606 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1607 Update new_edge->lto_stmt_uid.
1608 * cgraphbuild.c (reset_inline_failed): New.
1610 * common.opt (fwpa): New flag.
1611 (fltrans): New option.
1612 * gcc.c (gcc_lto_option_t): New type.
1613 (current_lto_option): New variable.
1614 (lto_single_spec_function): Remove and is replaced by ..
1615 (lto_option_spec_function): New function.
1616 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1617 passing the -flto flag.
1618 (cc1_options): Separate non-LTO related parts into ..
1619 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1620 (lto1_options): New spec for lto FE.
1621 (link_lto_options): New spec for handling LTO flags in linker.
1622 (invoke_lto_single): Re-format to fit in 80 column. Replace
1623 lto-single with lto-option.
1624 (static_specs): Add cc1_non_lto_options, lto1_options and
1626 (static_spec_function): Replace lto-single with lto-option.
1627 (process_command): Handle -flto, -fwpa and -fltran by setting
1628 current_lto_option and not passing it to subprocess unconditionally.
1630 2009-10-03 Bill Maddox <maddox@google.com>
1632 Add `gcc' driver support for link-time code generation (LTO).
1634 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1635 (lto_flag, lto_objects, lto_o_file): New variables.
1636 (struct lto_object, struct lto_object_list): New structures.
1637 (collect_exit, handler): Remove LTO temporary output file on exit.
1638 (add_lto_object): New function.
1639 (maybe_run_lto_and_relink): New function. Perform link time code
1640 generation and relinking for object files containing LTO information.
1641 (main): Invoke maybe_run_lto_and_relink().
1642 (dump_argv): New function. For debugging, currently disabled.
1643 (scan_prog_file): Add LTO information pass.
1644 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1646 * toplev.c (compile_file): Emit assembler directive to create
1647 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1649 2009-10-03 Diego Novillo <dnovillo@google.com>
1651 * c.opt: Add LTO to warn_abi and warn_psabi.
1653 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1654 inline function. Ignore language-specific nodes. Update all users.
1655 (find_decls_types_r): Do not traverse the subtrees of
1656 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1657 * tree.h (is_lang_specific): New.
1658 * langhooks.h (struct lang_hooks_for_decls): Remove
1659 may_need_assembler_name_p. Update all users.
1661 * c-common.c (set_builtin_user_assembler_name): Move ...
1662 * builtins.c (set_builtin_user_assembler_name): ... here.
1663 (is_builtin_name): Add comment
1664 (is_builtin_fn): New.
1665 * except.c (output_ttype): Only call
1666 lookup_type_for_runtime if TYPE is not a runtime type.
1668 * passes.c (register_pass): Call position_pass on
1669 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1670 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1671 (TV_IPA_LTO_DECL_IO): Define.
1672 (TV_IPA_LTO_CGRAPH_IO): Define.
1674 (TV_WHOPR_WPA): Define.
1675 (TV_WHOPR_WPA_IO): Define.
1676 (TV_WHOPR_LTRANS): Define.
1677 (TV_WHOPR_WPA_FIXUP): Define.
1678 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1679 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1680 * tree-flow.h (tree_node_can_be_shared): Declare.
1681 * tree-inline.c (tree_can_inline_p): Check that E has a
1682 statement associated with it.
1683 * tree.c (free_lang_data_in_binf): Factor out of ...
1684 (free_lang_data_in_type): ... here.
1685 Call RECORD_OR_UNION_TYPE_P.
1686 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1687 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1688 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1689 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1690 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1691 (gate_free_lang_data): Return true if flag_generate_lto is set.
1692 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1693 * c-common.h (set_builtin_user_assembler_name): Move ...
1694 * tree.h (set_builtin_user_assembler_name): ... here.
1696 * common.opt (flto-report): New flag.
1697 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1698 * collect2.c (scan_prog_file): Send the error output of
1699 'nm' to HOST_BIT_BUCKET.
1701 2009-10-03 Ollie Wild <aaw@google.com>
1703 * langhooks-def.h (lhd_begin_section): New function declaration.
1704 (lhd_write_section): New function declaration.
1705 (lhd_end_section): New function declaration.
1706 (LANG_HOOKS_BEGIN_SECTION): New macro.
1707 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1708 (LANG_HOOKS_END_SECTION): New macro.
1709 (LANG_HOOKS_LTO): New macro.
1710 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1711 * langhooks.c (output.h): Add include.
1712 (saved_section): New static variable.
1713 (lhd_begin_section): New function.
1714 (lhd_write_section_data): New function.
1715 (lhd_end_section): New function.
1716 * langhooks.h (struct lang_hooks_for_lto): New structure.
1717 (struct lang_hooks): Add member lto.
1718 * Makefile.in (langhooks.o): Add dependency on output.h.
1720 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1722 2009-10-03 Richard Guenther <rguenther@suse.de>
1724 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1727 2009-10-03 Simon Baldwin <simonb@google.com>
1728 Richard Guenther <rguenther@suse.de>
1729 Janis Johnson <janis187@us.ibm.com>
1730 Doug Kwan <dougkwan@google.com>
1731 Diego Novillo <dnovillo@google.com>
1732 Ramana Radhakrishnan <ramana.r@gmail.com>
1733 Ollie Wild <aaw@google.com>
1735 * doc/install.texi: Add documentation for libelf and --enable-lto.
1736 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1737 -flto-report, -flto-compression-level and -use-linker-plugin.
1738 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1739 Add section for LTO Testing.
1741 2009-10-02 Cary Coutant <ccoutant@google.com>
1743 Add support for comdat type sections for DWARF v4.
1744 Merge from dwarf4 branch.
1746 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1747 (dw_die_ref): Define vector type.
1748 (enum dw_val_class): Add dw_val_class_data8.
1749 (struct dw_val_struct): Add v.val_data8.
1750 (comdat_type_node_ref): New type.
1751 (struct die_struct): Move die_symbol into a union; add new field
1752 die_type_node. Change all uses.
1753 (comdat_type_node): New type.
1754 (skeleton_chain_node): New type.
1755 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1756 (comdat_type_list): New variable.
1757 (dwarf_tag_name): Add DW_TAG_type_unit.
1758 (dwarf_attr_name): Add DW_AT_signature.
1759 (add_AT_data8): New function.
1760 (replace_child): New function.
1761 (move_all_children): New function.
1762 (print_signature): New function.
1763 (print_die): Print signature information; add dw_val_class_data8.
1764 (attr_checksum): Support dw_val_class_data8.
1765 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1766 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1767 (checksum_sleb128, checksum_uleb128): New functions.
1768 (checksum_die_context): New function.
1769 (loc_checksum_ordered): New function.
1770 (attr_checksum_ordered): New function.
1771 (struct checksum_attributes): New structure.
1772 (collect_checksum_attributes): New function.
1773 (die_checksum_ordered): New function.
1774 (generate_type_signature): New function.
1775 (same_dw_val_p): Add dw_val_class_data8.
1776 (is_symbol_die): Use new is_declaration_die function.
1777 (is_declaration_die): New function.
1778 (should_move_die_to_comdat): New function.
1779 (clone_die): New function.
1780 (clone_tree): New function.
1781 (clone_as_declaration): New function.
1782 (copy_declaration_context): New function.
1783 (generate_skeleton_ancestor_tree): New function.
1784 (generate_skeleton_bottom_up): New function.
1785 (generate_skeleton): New function.
1786 (remove_child_or_replace_with_skeleton): New function.
1787 (break_out_comdat_types): New function.
1788 (struct decl_table_entry): New type.
1789 (htab_decl_hash): New function.
1790 (htab_decl_eq): New function.
1791 (htab_decl_del): New function.
1792 (copy_ancestor_tree): New function.
1793 (copy_decls_walk): New function.
1794 (copy_decls_for_unworthy_types): New function.
1795 (build_abbrev_table): Don't assert on missing die_symbol when doing
1796 comdat type sections.
1797 (size_of_die): Use DW_FORM_sig8 for external references. Add
1799 (unmark_dies): Don't assert for unmarked dies when doing comdat
1801 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1802 (output_signature): New function.
1803 (output_die): Likewise.
1804 (output_compilation_unit_header): Mark output as DWARF version 3
1805 even if generating DWARF 4.
1806 (output_comdat_type_unit): New function.
1807 (output_line_info): Mark output as DWARF version 3 even if generating
1809 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1811 (dwarf2out_end_source_file): Likewise.
1812 (prune_unused_types_walk_attribs): Don't follow references into
1813 comdat type sections.
1814 (prune_unused_types_mark): When generating type units, do not mark
1815 children of non-defining declarations of types; do mark children of
1817 (prune_unused_types): Process comdat type sections.
1818 (htab_ct_hash): New function.
1819 (htab_ct_eq): New function.
1820 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1821 Add a pointer to the line table from type unit entries so
1822 DW_AT_decl_file has meaning.
1823 * varasm.c (default_elf_asm_named_section): Use identifier name as
1824 comdat key instead of lang hook.
1826 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1828 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1830 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1832 * config/i386/i386.md (SWIM248): New mode iterator.
1833 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1834 divmodhi4 patterns using SWIM248 macro.
1835 (*divmod<mode>4): Macroize insn_and_split pattern from
1836 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1837 and their corresponding splitters usign SWIM248 macro. Split SImode
1838 insn to generate cltd and DImode insn to generate cqto instead of
1839 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1840 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1841 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1842 *divmodsi_noext patterns using SWIM248 macro.
1843 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1844 udivmodhi4 patterns using SWIM248 macro.
1845 (*udivmod<mode>4): Macroize insn_and_split pattern from
1846 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1847 corresponding splitters using SWIM248 macro.
1848 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1849 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1851 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1853 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1854 of zero-sized element is zero-sized regardless of its extent.
1856 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1859 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1860 * configure: Regenerated.
1861 * config.in: Regenerated.
1862 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1863 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1864 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1865 not emitting .eh_frame, emit .cfi_sections .debug_frame
1870 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1871 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1873 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1874 vars use DECL_RTL with resetting it back to NULL afterwards.
1875 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1876 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1877 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1878 the attribute type allows it, otherwise use DW_FORM_dataN.
1879 (mem_loc_descriptor): Handle CONST_STRING.
1880 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1881 Handle MEM with CONST_STRING address using add_AT_string.
1882 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1883 CONST_STRING for const arrays initialized with a string literal.
1884 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1885 (dwarf2out_finish): Call resolve_addr.
1887 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1888 Maxim Kuvyrkov <maxim@codesourcery.com>
1890 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1892 2009-10-02 Nick Clifton <nickc@redhat.com>
1894 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1895 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1897 2009-10-01 Jan Hubicka <jh@suse.cz>
1899 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1900 (cgraph_create_virtual_clone): Just pass redirect_callers
1902 * cgraph.h (cgraph_clone_node): Update prototype.
1903 * ipa-pure-const.c (self_recursive_p): New function.
1904 (propagate): Use it.
1905 * ipa-inline.c (cgraph_clone_inlined_nodes,
1906 cgraph_decide_recursive_inlining): Update.
1908 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1910 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1911 instructions for TARGET_OCTEON.
1913 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1915 * config/arm/arm.c (arm_override_options): Turn off
1916 flag_dwarf2_cfi_asm for AAPCS variants.
1918 2009-10-01 Martin Jambor <mjambor@suse.cz>
1921 * tree-sra.c (convert_callers): Do not call
1922 compute_inline_parameters on one caller more than once.
1924 2009-10-01 Nick Clifton <nickc@redhat.com>
1926 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1927 an empty string if not already defined.
1929 2009-10-01 Martin Jambor <mjambor@suse.cz>
1932 * tree-sra.c (is_va_list_type): New function.
1933 (find_var_candidates): Call is_va_list_type.
1934 (find_param_candidates): Check that the type or the type pointed
1935 to are not va_list types.
1937 2009-10-01 Martin Jambor <mjambor@suse.cz>
1940 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1941 DECL_ARTIFICIAL (param_decl) is true.
1943 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1945 * tree.h (tree_decl_common::lang_flag_8): New.
1946 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1948 * c-common.h (RID_CONSTEXPR): New.
1950 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1952 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1953 Use ref-all pointers.
1954 (alpha_gimplify_va_arg): Ditto.
1956 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1959 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1960 before insn counting loop now that BB_END (bb) is counted. Ensure
1961 the return value isn't zero.
1963 2009-09-30 Nick Clifton <nickc@redhat.com>
1965 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1966 with separate definitions of c_target_objs and cxx_target_objs.
1967 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1969 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1970 sh_symbian_import_export_class.
1971 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1972 * config/sh/symbian.c: Delete, moving code into...
1973 * config/sh/symbian-base.c: ... here
1974 * config/sh/symbian-c.c: ... and here
1975 * config/sh/symbian-cxx.c: ... and here.
1977 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1980 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1981 of plus RTX into register.
1983 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1985 * doc/install.texi: Linguistic and markup fixes.
1986 (Configuration) <--disable-cpp>: Remove description.
1987 <--enable-maintainer-mode>: Autotools files are affected, too.
1988 <--with-sysroot>: Improve description.
1989 (Building): Bump required GNU make version.
1991 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1993 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1994 (x86_64-*-*): Ditto.
1996 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1997 intrinisics for FMA4.
1998 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1999 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2000 Add FMA4 check and fma4intrin.h.
2001 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2003 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2004 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2005 constant for FMA4 support.
2006 (UNSPEC_FMA4_FMADDSUB): Ditto.
2007 (UNSPEC_FMA4_FMSUBADD): Ditto.
2008 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2009 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2010 (ix86_expand_fma4_multiple_memory): Ditto.
2011 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2012 (OPTION_MASK_ISA_FMA4_UNSET): New.
2013 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2014 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2015 (ix86_handle_option): Handle -mfma4.
2016 (isa_opts): Handle -mfma4.
2017 (enum pta_flags): Add PTA_FMA4.
2018 (override_options): Add FMA4 support.
2019 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2020 (IX86_BUILTIN_VFMADDSD): Ditto.
2021 (IX86_BUILTIN_VFMADDPS): Ditto.
2022 (IX86_BUILTIN_VFMADDPD): Ditto.
2023 (IX86_BUILTIN_VFMSUBSS): Ditto.
2024 (IX86_BUILTIN_VFMSUBSD): Ditto.
2025 (IX86_BUILTIN_VFMSUBPS): Ditto.
2026 (IX86_BUILTIN_VFMSUBPD): Ditto.
2027 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2028 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2029 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2030 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2031 (IX86_BUILTIN_VFNMADDSS): Ditto.
2032 (IX86_BUILTIN_VFNMADDSD): Ditto.
2033 (IX86_BUILTIN_VFNMADDPS): Ditto.
2034 (IX86_BUILTIN_VFNMADDPD): Ditto.
2035 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2036 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2037 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2038 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2039 (IX86_BUILTIN_VFMADDPS256): Ditto.
2040 (IX86_BUILTIN_VFMADDPD256): Ditto.
2041 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2042 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2043 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2044 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2045 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2046 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2047 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2048 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2049 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2050 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2051 (enum multi_arg_type): New enum for describing the various FMA4
2052 intrinsic argument types.
2053 (bdesc_multi_arg): New table for FMA4 intrinsics.
2054 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2055 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2057 (ix86_expand_builtin): Add FMA4 intrinsic support.
2058 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2059 operand instructions.
2060 (ix86_expand_fma4_multiple_memory): New function to split the
2061 second memory reference from FMA4 instructions.
2062 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2063 (ssemodesuffixf2s): Ditto.
2064 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2066 (fma4_fmsub<mode>4): Ditto.
2067 (fma4_fnmadd<mode>4): Ditto.
2068 (fma4_fnmsub<mode>4): Ditto.
2069 (fma4_vmfmadd<mode>4): Ditto.
2070 (fma4_vmfmsub<mode>4): Ditto.
2071 (fma4_vmfnmadd<mode>4): Ditto.
2072 (fma4_vmfnmsub<mode>4): Ditto.
2073 (fma4_fmadd<mode>4256): Ditto.
2074 (fma4_fmsub<mode>4256): Ditto.
2075 (fma4_fnmadd<mode>4256): Ditto.
2076 (fma4_fnmsub<mode>4256): Ditto.
2077 (fma4_fmaddsubv8sf4): Ditto.
2078 (fma4_fmaddsubv4sf4): Ditto.
2079 (fma4_fmaddsubv4df4): Ditto.
2080 (fma4_fmaddsubv2df4): Ditto.
2081 (fma4_fmsubaddv8sf4): Ditto.
2082 (fma4_fmsubaddv4sf4): Ditto.
2083 (fma4_fmsubaddv4df4): Ditto.
2084 (fma4_fmsubaddv2df4): Ditto.
2085 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2086 instructions for intrinsics.
2087 (fma4i_fmsub<mode>4): Ditto.
2088 (fma4i_fnmadd<mode>4): Ditto.
2089 (fma4i_fnmsub<mode>4): Ditto.
2090 (fma4i_vmfmadd<mode>4): Ditto.
2091 (fma4i_vmfmsub<mode>4): Ditto.
2092 (fma4i_vmfnmadd<mode>4): Ditto.
2093 (fma4i_vmfnmsub<mode>4): Ditto.
2094 (fma4i_fmadd<mode>4256): Ditto.
2095 (fma4i_fmsub<mode>4256): Ditto.
2096 (fma4i_fnmadd<mode>4256): Ditto.
2097 (fma4i_fnmsub<mode>4256): Ditto.
2098 (fma4i_fmaddsubv8sf4): Ditto.
2099 (fma4i_fmaddsubv4sf4): Ditto.
2100 (fma4i_fmaddsubv4df4): Ditto.
2101 (fma4i_fmaddsubv2df4): Ditto.
2102 (fma4i_fmsubaddv8sf4): Ditto.
2103 (fma4i_fmsubaddv4sf4): Ditto.
2104 (fma4i_fmsubaddv4df4): Ditto.
2105 (fma4i_fmsubaddv2df4): Ditto.
2107 * doc/invoke.texi (-mfma4): Add documentation.
2108 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2110 2009-09-29 Richard Henderson <rth@redhat.com>
2112 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2113 an edge to the new destination block.
2115 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2118 * pa.c (hppa_profile_hook): Use
2119 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2121 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2122 Alexander Monakov <amonakov@ispras.ru>
2125 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2126 (not_postinc_memory_operand): New.
2127 (not_postinc_move_operand): New.
2128 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2129 (*cmovsi_internal): Ditto.
2131 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2133 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2134 restrict issue_rate in first pass when scheduling for register
2137 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2138 Rafael Avila de Espindola <espindola@google.com>
2140 * gengtype.c (plugin_output): New.
2141 (get_output_file_with_visibility): Return plugin_output for plugins.
2142 (main): Parse and use the -P option.
2143 * gty.texi: Update the command line format.
2145 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2148 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2150 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2151 out if !const_ok_for_output.
2154 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2155 case VAR_LOCATION>: Remove gcc_unreachable ().
2157 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2159 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2160 (x86_64-*-*): Ditto.
2161 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2162 back to smmintrin.h.
2163 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2164 * config/i386/x86intrin.h: Remove SSE5.
2165 * config/i386/mmintrin-common.h: Delete file.
2166 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2168 2009-09-29 Richard Guenther <rguenther@suse.de>
2170 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2171 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2173 2009-09-29 Nick Clifton <nickc@redhat.com>
2175 * function.c (current_function_name): If there is no current
2176 function just return "<none>".
2178 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2180 * tree-pass.h (register_pass_info): New structure.
2181 (pass_positioning_ops): Move enum from gcc-plugin.h.
2182 (register_pass): New function.
2183 * gcc-plugin.h (plugin_pass): Delete structure.
2184 (pass_positioning_ops): Delete enum.
2185 * plugin.c (regsiter_pass): Delete function.
2186 (position_pass): Delete function.
2187 (added_pass_nodes): Delete variable.
2188 (prev_added_pass_nodes): Delete variable.
2189 (pass_list_node): Delete structure.
2190 * passes.c (make_pass_instance): New function.
2191 (next_pass_1): Change to call make_pass_instance.
2192 (pass_list_node): Move structure from gcc-plugin.h.
2193 (added_pass_nodes): Move variable from plugin.c.
2194 (prev_added_pass_nodes): Move variable from plugin.c.
2195 (position_pass): New function.
2196 (register_pass): New function.
2198 2009-09-28 Easwaran Raman <eraman@google.com>
2200 * ifcvt.c (noce_try_abs): Recognize pattern and call
2201 expand_one_cmpl_abs_nojump.
2202 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2203 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2205 2009-09-28 Ian Lance Taylor <iant@google.com>
2208 * c-opts.c (c_common_handle_option): Don't set
2209 warn_jump_misses_init for -Wall.
2210 * doc/invoke.texi (Warning Options): Update documentation.
2212 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2214 * Makefile.in ($(out_object_file)): Depend on
2215 gt-$(basename $(notdir $(out_file))).h.
2217 2009-09-28 Richard Henderson <rth@redhat.com>
2219 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2220 * except.c (gen_eh_region): Set it.
2221 (duplicate_eh_regions_1): Copy it.
2222 * tree-eh.c (lower_resx): Use it to determine which function
2225 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2226 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2227 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2228 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2229 BUILT_IN_CXA_END_CLEANUP if necessary.
2231 * c-common.c (c_define_builtins): Update call to
2232 build_common_builtin_nodes.
2234 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2236 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2238 2009-09-28 Michael Matz <matz@suse.de>
2240 * builtins.c (interclass_mathfn_icode): New helper.
2241 (expand_builtin_interclass_mathfn): Use it here, and split folding
2243 (fold_builtin_interclass_mathfn): ... this new folder.
2244 (build_call_nofold_loc): New static helper.
2245 (build_call_nofold): New wrapper macro for above.
2246 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2247 (expand_builtin_pow): Ditto.
2248 (expand_builtin_memset_args): Ditto.
2249 (expand_builtin_printf): Ditto.
2250 (expand_builtin_fprintf): Ditto.
2251 (expand_builtin_sprintf): Ditto.
2252 (expand_builtin_memory_chk): Ditto.
2253 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2254 (expand_builtin_stpcpy): Ditto.
2255 (expand_builtin_strcmp): Ditto.
2256 (expand_builtin_strncmp): Ditto.
2257 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2258 (expand_builtin_strcpy_args): Don't call folders.
2259 (expand_builtin_memcmp): Ditto.
2260 (expand_builtin_strncpy): Ditto, and use target.
2261 (expand_builtin_memcpy): Ditto.
2262 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2263 expand_builtin_strpbrk, expand_builtin_memmove,
2264 expand_builtin_memmove_args, expand_builtin_bcopy,
2265 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2266 expand_builtin_strspn, expand_builtin_strcspn,
2267 expand_builtin_fputs): Remove these.
2268 (expand_builtin): Don't call the above, change calls to other
2269 expanders that changed prototype.
2270 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2271 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2272 fold_builtin_interclass_mathfn.
2273 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2274 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2276 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2277 * passes.c (init_optimization_passes): Move pass_fold_builtins
2278 after last phiopt pass.
2279 * tree-inline.c (fold_marked_statements): When folding builtins
2280 iterate over all instruction potentially generated.
2281 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2283 (fold_gimple_call): Use it to always fold calls (into potentially
2284 multiple instructions).
2285 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2286 calls into zero at this time.
2287 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2288 statements generated by builtin folding.
2290 2009-09-28 Nick Clifton <nickc@redhat.com>
2292 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2294 2009-09-28 Duncan Sands <baldrick@free.fr>
2296 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2297 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2298 (register_callback): Dispatch it.
2299 (invoke_plugin_callbacks): Incorporate in sanity check.
2300 * ggc.h (ggc_register_cache_tab): Add declaration.
2301 * ggc-common.c (ggc_register_root_tab): Simplify.
2302 (const_ggc_cache_tab_t): New typedef.
2303 (extra_cache_vec): New vector of dynamically added cache tables.
2304 (ggc_register_cache_tab): New function.
2305 (ggc_scan_cache_tab): New function.
2306 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2307 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2309 2009-09-27 Richard Henderson <rth@redhat.com>
2311 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2312 which we remove __builtin_stack_restore.
2314 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2316 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2317 to test for GRD_INVARIANT.
2318 (simple_rhs_p): Anything that's function_invariant_p is fine.
2320 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2322 * gengtype.c (main): Use plunge_files instead of plugin_output.
2324 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2325 Rafael Avila de Espindola <espindola@google.com>
2327 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2328 Don't print pch related info if it is false.
2329 (main): Don't print pch info in plugin mode.
2331 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2333 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2334 with dw_val_class_const_double.
2335 (struct dw_val_struct): Replace val_long_long with val_double and
2336 adjust for above change.
2337 (output_loc_operands): Likewise.
2338 (add_AT_long_long): Rename into...
2339 (add_AT_double): ...this.
2340 (print_die): Replace dw_val_class_long_long with
2341 dw_val_class_const_double and adjust.
2342 (attr_checksum): Likewise.
2343 (same_dw_val_p): Likewise.
2344 (size_of_die): Likewise.
2345 (value_format): Likewise.
2346 (output_die): Likewise.
2347 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2348 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2349 instead of add_AT_long_long.
2350 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2351 value with the precision of its type.
2353 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2356 * c-typeck.c (build_conditional_expr): Use the readonly and
2357 volatile flags of the operand types, not of the operands itself.
2359 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2361 * collect2.c (main): Look for -brtl before adding libraries.
2363 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2365 * config.gcc: Update OpenBSD targets.
2366 * config/openbsd-stdint.h: New file.
2367 * config/openbsd-libpthread.h: New file.
2368 * config/openbsd.h: Update and break out LIB_SPEC definition.
2369 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2370 * config/i386/openbsdelf.h: Correct types.
2371 * config/m68k/openbsd.h: Likewise.
2372 * config/mips/openbsd.h: Likewise.
2373 * config/vax/openbsd.h: Likewise.
2375 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2377 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2378 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2379 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2380 of the length and zero.
2382 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2384 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2385 (FLAGS_H): Add options.h $(REAL_H).
2386 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2387 (TREE_VECTORIZER_H): New.
2388 (EBITMAP_H): Renamed from EBIMAP_H.
2389 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2390 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2391 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2392 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2393 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2394 (graphite-clast-to-gimple.o, graphite-dependences.o)
2395 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2396 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2397 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2398 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2399 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2400 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2401 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2402 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2403 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2404 updated and fixed as per above changes and per
2405 check_makefile_deps.sh output.
2408 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2409 * configure: Regenerate.
2411 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2413 * doc/install.texi: Update minimum MPC version to 0.7.
2415 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2417 * doc/install.texi (Binaries): Remove reference to the binary
2418 distribution CD-ROM from the FSF.
2420 2009-09-26 Michael Matz <matz@suse.de>
2424 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2425 that are mentioned in the body.
2427 2009-09-26 Michael Matz <matz@suse.de>
2429 PR tree-optimization/41454
2430 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2431 (tree_ssa_dominator_optimize): Don't allocate and free it.
2432 (dom_opt_leave_block): Don't iterate over it.
2433 (eliminate_redundant_computations): Don't return a value.
2434 (cprop_operand, cprop_into_stmt): Ditto.
2435 (optimize_stmt): Don't defer updating stmts.
2437 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2439 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2440 generic_parameter_die, template_parameter_pack_die,
2441 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2442 renaming DW_TAG_formal_parameter_pack and
2443 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2444 and DW_TAG_GNU_template_parameter_pack.
2446 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2448 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2449 * config/v850/v850.c (v850_function_value): New function.
2450 (TARGET_FUNCTION_VALUE): Define.
2452 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2454 * tree-vect-stmts.c (vectorizable_call): Call
2455 mark_symbols_for_renaming after vect_finish_stmt_generation.
2457 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2458 to loc_descriptor_from_tree.
2459 (add_location_or_const_value_attribute): Pass 0 instead of 2
2460 for decl_by_reference_p decls.
2462 2009-09-25 Richard Guenther <rguenther@suse.de>
2465 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2468 2009-09-25 Ben Elliston <bje@au.ibm.com>
2470 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2473 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2475 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2476 form of instruction.
2478 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2481 * fold-const.c (const_binop): Handle complex int division.
2482 * tree-complex.c (expand_complex_div_straight,
2483 expand_complex_div_wide): Update comments.
2485 2009-09-24 DJ Delorie <dj@redhat.com>
2488 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2489 (reg_class): Likewise.
2490 (REG_CLASS_NAMES): Likewise.
2491 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2492 (m32c_override_options): Disable -fivopts for M32C.
2494 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2496 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2497 Delete VSX load/store with update support.
2498 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2499 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2503 (VStype_load_update): Ditto.
2504 (VStype_store_update): Ditto.
2505 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2506 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2508 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2509 load/store with update builtins.
2511 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2513 * libgcc2.c (L_trampoline): Prototype for getpagesize
2514 and mprotect in WINNT case.
2516 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2518 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2519 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2520 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2521 'outgoing' argument.
2522 (TARGET_FUNCTION_VALUE): Define.
2524 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2526 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2528 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2531 * common.opt: Initialize dwarf_strict to -1.
2532 * toplev.c (process_options): Catch unset dwarf_strict
2533 and set to 0 for all targets not overriding.
2534 * config/darwin.c (darwin_override_options): Catch unset
2535 dwarf_strict and override to 1.
2537 2009-09-24 Jeff Law <law@redhat.com>
2539 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2541 2009-09-24 Richard Guenther <rguenther@suse.de>
2543 PR tree-optimization/36143
2544 PR tree-optimization/38747
2545 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2546 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2548 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2551 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2552 return false instead of gcc_unreachable (). For CONST return the
2553 value returned by recursive call instead of always returning true.
2554 (tree_add_const_value_attribute): Return the value returned by
2555 add_const_value_attribute instead of always returning true if rtl
2558 2009-09-23 Justin Seyster <jrseys@gmail.com>
2560 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2562 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2564 * cgraphunit.c (cgraph_lower_function): Revert last change.
2565 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2566 instead of DECL_NO_STATIC_CHAIN.
2567 * tree-cfg.c (verify_gimple_call): Likewise.
2568 * tree-nested.c (get_chain_decl, get_chain_field,
2569 convert_tramp_reference_op, convert_gimple_call): Likewise.
2570 (convert_all_function_calls): Likewise. Always set or clear
2571 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2572 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2573 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2575 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2576 DECL_NO_STATIC_CHAIN.
2577 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2578 instead of DECL_NO_STATIC_CHAIN.
2579 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2580 decl_function_context.
2581 * varasm.c (initializer_constant_valid_p): Likewise.
2582 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2583 (DECL_STATIC_CHAIN): ... this.
2584 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2585 instead of DECL_NO_STATIC_CHAIN.
2587 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2588 Rafael Avila de Espindola <espindola@google.com>
2590 * gengtype.c (nb_plugin_files): Make it unsigned to match
2591 num_gt_files. Adjust other variables to avoid warnings.
2592 (main): Allocate an all zero lang_bitmap before each plugin file name
2593 to match regular file names.
2595 2009-09-23 Richard Henderson <rth@redhat.com>
2597 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2598 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2599 static chain passed in memory.
2600 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2601 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2602 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2603 STATIC_CHAIN_REGNUM defined.
2605 * config/picochip/picochip-protos.h: s/class/klass/.
2606 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2607 (picochip_static_chain): New.
2608 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2609 (STATIC_CHAIN_INCOMING): Remove.
2611 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2612 (xtensa_static_chain): New.
2613 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2614 (STATIC_CHAIN_INCOMING): Remove.
2616 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2618 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2619 * config/pa/pa-protos.h (function_value): Remove.
2620 * config/pa/pa.c (pa_function_value): Rename from function_value.
2621 Make static, add 'outgoing' argument.
2622 (TARGET_FUNCTION_VALUE): Define.
2624 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2626 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2627 instead of cfun->machine->is_leaf.
2628 * config/avr/avr.h (machine_function): Remove is_leaf field.
2630 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2633 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2634 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2635 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2636 the same size, prefer DW_OP_stack_value.
2637 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2638 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2640 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2643 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2645 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2648 * cfgexpand.c (convert_debug_memory_address): New.
2649 (expand_debug_expr): Convert base address and offset to the same
2650 mode. Use it to convert addresses to other modes. Accept
2653 2009-09-23 Richard Guenther <rguenther@suse.de>
2655 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2656 produced for bigendian targets with promoted subregs.
2658 2009-09-23 Richard Guenther <rguenther@suse.de>
2660 * value-prof.c (gimple_ic): Purge old EH edges only after building
2663 2009-09-23 Nick Clifton <nickc@redhat.com>
2665 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2667 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2670 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2673 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2674 on non-nested functions.
2676 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2677 Jan Hubicka <jh@suse.cz>
2679 * dwarf2out.c (loc_list_plus_const): Only define if
2680 DWARF2_DEBUGGING_INFO.
2681 (address_of_int_loc_descriptor): Likewise.
2684 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2686 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2689 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2690 constant is more than zero.
2692 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2695 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2696 call final to emit non-scheduled prologue, instead insert at entry.
2698 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2699 Joseph S. Myers <joseph@codesourcery.com>
2701 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2703 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2704 Rafael Avila de Espindola <espindola@google.com>
2706 * gengtype.c (is_file_equal): New function.
2707 (close_output_files): Use is_file_equal. Free of->buf.
2709 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2710 Rafael Avila de Espindola <espindola@google.com>
2712 * gengtype.c (write_types, write_local): Add the output_header
2713 argument. Update all callers.
2715 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2717 * dwarf2out.c (template_parameter_pack_die,
2718 gen_formal_parameter_pack_die ): New functions.
2719 (make_ith_pack_parameter_name): Remove this function.
2720 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2721 DW_TAG_formal_parameter_pack.
2722 (gen_generic_params_dies): Represent each template parameter pack
2723 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2724 represented by usual DW_TAG_template_*_parameter DIEs that are
2725 children of the DW_TAG_template_parameter_pack element DIE.
2726 (generic_parameter_die): This doesn't deal with parameter pack
2727 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2728 of parameter pack DIEs.
2729 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2730 in certain cases, e.g. for pack elements.
2731 (gen_formal_types_die, gen_decl_die): Adjust usage of
2732 gen_formal_parameter_die.
2733 (gen_subprogram_die): Represent each function parameter pack by a
2734 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2735 represented by usual DW_TAG_formal_parameter DIEs that are children
2736 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2737 ____builtin_va_alist decls as no part of the compiler uses those
2739 * langhooks.h (struct lang_hooks_for_decls): Add
2740 function_parm_expanded_from_pack_p, get_generic_function_decl
2741 and function_parameter_pack_p hooks. Fix comment for
2742 get_innermost_generic_parms hook.
2743 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2744 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2745 macros and use them to initialize lang_hook.
2747 2009-09-22 Richard Henderson <rth@redhat.com>
2749 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2750 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2751 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2752 on TRAMPOLINE_TEMPLATE.
2753 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2754 TRAMPOLINE_ADJUST_ADDRESS.
2755 * targhooks.c (default_asm_trampoline_template): Remove.
2756 (default_trampoline_adjust_address): Remove.
2757 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2758 * targhooks.h: Update decls.
2760 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2762 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2763 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2764 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2766 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2769 * reload1.c (reload): Reset debug insns with pseudos without
2772 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2774 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2775 unconditional true for decimal float modes.
2776 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2777 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2779 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2781 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2782 Enable a new case for __FreeBSD__ >= 7.
2783 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2784 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2785 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2786 and USE_LD_AS_NEEDED.
2788 * doc/install.texi (*-*-freebsd*): Update target information.
2790 2009-09-22 Richard Guenther <rguenther@suse.de>
2793 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2794 arrays really properly.
2796 2009-09-22 Richard Henderson <rth@redhat.com>
2799 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2800 calls.static_chain, calls.trampoline_init,
2801 calls.trampoline_adjust_address.
2802 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2803 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2804 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2805 * builtins.c (expand_builtin_setjmp_receiver): Use
2806 targetm.calls.static_chain; only clobber registers.
2807 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2808 set up memory attributes properly for the trampoline block.
2809 (expand_builtin_adjust_trampoline): Use
2810 targetm.calls.trampoline_adjust_address.
2811 * calls.c (prepare_call_address): Add fndecl argument. Use
2812 targetm.calls.static_chain.
2813 * df-scan.c (df_need_static_chain_reg): Remove.
2814 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2815 consolodate static chain handling.
2816 * doc/tm.texi: Document new hooks.
2817 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2818 (init_emit_regs): Don't initialize them.
2819 * expr.h (prepare_call_address): Update decl.
2820 * final.c (profile_function): Use targetm.calls.static_chain.
2821 * function.c (expand_function_start): Likewise.
2822 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2823 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2824 only clobber registers.
2825 * targhooks.c (default_static_chain): New.
2826 (default_asm_trampoline_template, default_trampoline_init): New.
2827 (default_trampoline_adjust_address): New.
2828 * targhooks.h: Declare them.
2829 * varasm.c (assemble_trampoline_template): Use
2830 targetm.asm_out.trampoline_template. Make the memory block const
2833 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2834 alpha_initialize_trampoline. Make static. Merge VMS parameter
2835 differences into the TARGET_ABI_OPEN_VMS code block.
2836 (TARGET_TRAMPOLINE_INIT): New.
2837 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2838 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2839 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2840 (INITIALIZE_TRAMPOLINE): Remove.
2842 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2843 (TRAMPOLINE_TEMPLATE): Merge with ...
2844 (INITIALIZE_TRAMPOLINE): ... this and move ...
2845 * config/arc/arc.c (arc_trampoline_init): ... here.
2846 (TARGET_TRAMPOLINE_INIT): New.
2848 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2849 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2850 (arm_asm_trampoline_template): New.
2851 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2852 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2853 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2854 code to arm_asm_trampoline_template.
2855 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2856 arm_trampoline_adjust_address.
2857 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2858 adjust for target hook parameters.
2860 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2863 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2864 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2865 (bfin_trampoline_init): Rename from initialize_trampoline;
2866 make static; update for target hook parameters.
2867 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2868 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2869 bfin_asm_trampoline_template.
2870 (INITIALIZE_TRAMPOLINE): Remove.
2872 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2873 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2874 cris_trampoline_init): New.
2875 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2876 cris_asm_trampoline_template.
2877 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2878 adjust for target hook parameters.
2880 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2882 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2883 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2884 fr30_trampoline_init): New.
2885 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2886 fr30_asm_trampoline_template.
2887 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2888 adjust for target hook parameters.
2890 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2891 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2892 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2893 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2894 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2896 * config/h8300/h8300.c (h8300_trampoline_init): New.
2897 (TARGET_TRAMPOLINE_INIT): New.
2898 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2899 to h8300_trampoline_init and adjust for hook parameters.
2901 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2902 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2903 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2904 make static; adjust for hook parameters.
2905 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2907 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2908 (TARGET_TRAMPOLINE_INIT): New.
2909 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2910 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2911 iq2000_asm_trampoline_template.
2912 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2913 (TRAMPOLINE_CODE_SIZE): New.
2914 (TRAMPOLINE_SIZE): Use it.
2915 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2917 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2918 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2919 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2920 adjust for hook parameters.
2921 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2923 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2924 (m32r_trampoline_init): New.
2925 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2926 m32r_trampoline_init.
2928 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2929 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2930 make static; update for hook parameters.
2931 * config/m68hc11/m68hc11-protos.h: Update.
2932 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2934 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2935 (TARGET_TRAMPOLINE_INIT): New.
2936 (mcore_function_value): Fix typo.
2937 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2938 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2939 to mcore_asm_trampoline_template.
2940 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2942 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2943 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2944 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2945 update for hook parameters.
2946 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2948 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2949 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2950 mips_trampoline_init): New.
2951 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2952 mips_asm_trampoline_template.
2953 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2954 update for hook parameters.
2956 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2957 (TARGET_TRAMPOLINE_INIT): New.
2958 (mmix_trampoline_size): Remove.
2959 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2960 make static. Remove out-of-date tetra vs octa comment.
2961 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2962 make static; update for hook parameters.
2963 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2964 (INITIALIZE_TRAMPOLINE): Remove.
2965 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2966 (TRAMPOLINE_ALIGNMENT): New.
2967 * gcc/config/mmix/mmix-protos.h: Update.
2969 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2970 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2971 mn10300_trampoline_init): New.
2972 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2973 mn10300_asm_trampoline_template.
2974 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2976 * config/moxie/moxie.c (moxie_static_chain,
2977 moxie_asm_trampoline_template, moxie_trampoline_init,
2978 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2979 TARGET_TRAMPOLINE_INIT): New.
2980 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2981 moxie_trampoline_init.
2982 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2983 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2985 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2986 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2987 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2988 pa_trampoline_adjust_address): New.
2989 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2990 pa_asm_trampoline_template.
2991 (TRAMPOLINE_ALIGNMENT): New.
2992 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2993 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2994 adjust for hook parameters.
2995 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2997 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2998 (TARGET_TRAMPOLINE_INIT): New.
2999 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3000 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3002 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3004 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3005 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3006 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3007 make static; adjust parameters for the hook.
3008 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3010 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3011 s390_trampoline_template; make static.
3012 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3013 make static; adjust for target hook.
3014 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3015 * config/s390/s390-protos.h: Remove trampoline decls.
3016 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3017 (TRAMPOLINE_TEMPLATE): Remove.
3018 (TRAMPOLINE_ALIGNMENT): New.
3020 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3021 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3022 (TARGET_TRAMPOLINE_INIT): New.
3023 (score_asm_trampoline_template): New.
3024 (score_trampoline_init): Rename from score_initialize_trampoline;
3025 make static; adjust for hook parameters.
3026 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3027 score[37]_asm_trampoline_template.
3028 (INITIALIZE_TRAMPOLINE): Remove.
3029 * config/score/score3.c (score3_asm_trampoline_template): New.
3030 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3031 adjust for target hook.
3032 * config/score/score7.c (score7_asm_trampoline_template): New.
3033 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3034 adjust for target hook.
3035 * config/score/score3.h, config/score/score7.h: Update.
3037 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3038 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3039 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3040 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3041 make static; adjust for target hook parameters.
3042 (sh_trampoline_adjust_address): New.
3043 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3044 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3046 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3047 (sparc32_initialize_trampoline): Rename from
3048 sparc_initialize_trampoline; make static; replace tramp parameter
3049 with m_tramp and update memory accesses.
3050 (sparc64_initialize_trampoline): Similarly.
3051 (sparc_trampoline_init): New.
3052 * config/sparc/sparc-protos.h: Remove trampoline decls.
3053 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3054 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3056 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3057 (array_to_constant): Make ARR parameter const.
3058 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3059 make static; update for hook parameters.
3060 * config/spu/spu-protos.h: Update decls.
3061 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3063 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3064 from xstormy16_initialize_trampoline; make static; update for
3066 (TARGET_TRAMPOLINE_INIT): New.
3067 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3069 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3070 (TARGET_TRAMPOLINE_INIT): New.
3071 (v850_can_eliminate): Make static.
3072 (v850_asm_trampoline_template, v850_trampoline_init): New.
3073 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3074 v850_asm_trampoline_template.
3075 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3076 and adjust for target hook parameters.
3078 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3079 (TARGET_TRAMPOLINE_INIT): New.
3080 (vax_asm_trampoline_template, vax_trampoline_init): New.
3081 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3082 vax_asm_trampoline_template.
3083 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3085 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3086 (TARGET_TRAMPOLINE_INIT): New.
3087 (xtensa_asm_trampoline_template): Rename from
3088 xtensa_trampoline_template; make static.
3089 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3090 make static; update for hook parameters.
3091 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3092 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3093 (INITIALIZE_TRAMPOLINE): Remove.
3095 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3096 error for nested functions with regparm=3.
3097 (ix86_compute_frame_layout): Adjust frame pointer offset for
3098 ix86_static_chain_on_stack.
3099 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3100 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3101 don't reset to UNITS_PER_WORD.
3102 (ix86_emit_leave): Adjust ix86_cfa_state.
3103 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3104 (ix86_static_chain): New.
3105 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3106 make static; update for target hook parameters; use ix86_static_chain.
3107 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3108 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3109 (INITIALIZE_TRAMPOLINE): Remove.
3110 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3111 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3112 to the end. Add static_chain_on_stack.
3113 (ix86_static_chain_on_stack): New.
3115 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3116 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3117 (m68k_trampoline_init): New.
3118 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3119 m68k_trampoline_init and adjust for hook parameters.
3120 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3121 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3123 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3125 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3126 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3128 * reload1.c (reload): Call wrap_constant when substituting
3129 reg for equiv inside of DEBUG_INSNs.
3132 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3133 add_call_src_coords_attributes, add_high_low_attributes,
3134 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3135 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3136 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3137 when -gdwarf-2 -gstrict-dwarf.
3138 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3139 -gdwarf-[23] -gstrict-dwarf.
3140 (address_of_int_loc_descriptor, loc_descriptor,
3141 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3142 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3143 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3145 2009-09-22 Richard Guenther <rguenther@suse.de>
3147 PR tree-optimization/41428
3148 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3149 (ccp_finalize): Pass it to substitute_and_fold.
3151 2009-09-22 Richard Guenther <rguenther@suse.de>
3153 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3154 (substitute_and_fold): Adjust prototype.
3155 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3156 (simplify_stmt_using_ranges): Likewise.
3157 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3158 (vrp_fold_stmt): New function.
3159 (vrp_finalize): Pass it to substitute_and_fold.
3160 * tree-flow.h (vrp_evaluate_conditional): Remove.
3161 (simplify_stmt_using_ranges): Likewise.
3162 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3163 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3164 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3166 (fold_predicate_in): Move to tree-vrp.c.
3167 (substitute_and_fold): Use the callback instead of calling into
3168 tree-vrp.c functions directly.
3170 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3172 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3173 comparison warning on rs6000.
3176 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3177 GIMPLE_EH_MUST_NOT_THROW cleanup.
3178 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3180 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3183 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3184 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3185 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3186 libSystem which is derived from the gcc 4.2.1 unwinder.
3188 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3191 * varasm.c (default_encode_section_info): Copy TLS model into
3192 sym_ref flags regardless of backend support for TLS, for all
3193 model types except TLS_MODEL_EMULATED.
3195 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3198 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3199 we can handle it correctly.
3201 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3203 * doc/install.texi (os2): Remove section.
3205 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3207 * doc/standards.texi (Objective-C): Adjust two URLs.
3209 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3211 * tree-tailcall.c (process_assignment): Don't check if a
3212 multiplication or an addition are already present.
3213 (find_tail_calls): Combine multiple additions and multiplications.
3214 (adjust_accumulator_values): Emit accumulators.
3216 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3218 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3219 xmm register restore.
3221 2009-09-21 Jan Hubicka <jh@suse.cz>
3223 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3224 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3227 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3229 * stor-layout.c (layout_type): Remove obsolete code.
3231 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3234 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3236 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3239 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3240 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3241 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3242 * fold-const.c (const_binop): Likewise.
3243 * real.h (do_mpc_arg2): Update prototype.
3245 2009-09-20 Jan Hubicka <jh@suse.cz>
3247 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3248 (add_location_or_const_value_attribute): Rewrite using
3250 (tree_add_const_value_attribute): Return true if successful.
3251 (tree_add_const_value_attribute_for_decl): Likewise.
3253 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3254 (loc_descriptor): ... here;
3255 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3256 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3257 pool items that was not marked for output.
3258 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3259 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3260 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3261 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3262 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3263 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3264 DW_OP_stack_value to get address of items that are not available
3266 (dw_loc_list): Handle single element lists correctly.
3268 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3269 Pascal Obry <obry@adacore.com>
3271 * unwind-dw2-fde.c (classify_object_over_fdes):
3272 Cast the constant 1 to _Unwind_Ptr.
3273 (add_fdes): Likewise.
3274 (linear_search_fdes): Likewise.
3276 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3278 * stor-layout.c (set_sizetype): Avoid useless type copy.
3280 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3282 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3284 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3285 * configure, config.in: Regenerate.
3286 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3288 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3289 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3290 for global data if the output could be used in a shared library.
3291 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3292 to 0 if TARGET_WRITABLE_EH_FRAME.
3294 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3296 PR rtl-optimization/39886
3297 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3298 just when insn is equal to BB_END (bb).
3300 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3302 * config/mips/mips.opt (mrelax-pic-calls): New option.
3303 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3305 (mips_unspec_call): Change "unspec_call" expander into this.
3306 (mips_strip_unspec_call): New function.
3307 (mips_got_load): Call mips_unspec_call instead of
3308 gen_unspec_call<mode>.
3309 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3311 (mips_cfg_in_reorg): New function.
3312 (mips16_lay_out_constants): Use it to decide whether to call
3313 CFG-aware insn splitting.
3314 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3315 mips_reorg. Move DF set-up code from here ...
3316 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3318 (mips_reorg): Call mips_df_reorg instead of
3319 r10k_insert_cache_barriers. Move CFG set-up code here from
3320 r10k_insert_cache_barriers.
3321 (mips_call_expr_from_insn): New function.
3322 (mips_pic_call_symbol_from_set): Likewise.
3323 (mips_find_pic_call_symbol): Likewise.
3324 (mips_annotate_pic_call_expr): Likewise.
3325 (mips_get_pic_call_symbol): Likewise.
3326 (mips_annotate_pic_calls): Likewise.
3327 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3329 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3330 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3331 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3333 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3334 (unspec_call<mode>): Remove it.
3335 (sibcall_internal, sibcall_value_internal,
3336 sibcall_value_multiple_internal, call_internal, call_split,
3337 call_value_internal, call_value_split,
3338 call_value_multiple_internal, call_value_multiple_split): Pass
3339 SIZE_OPNO to MIPS_CALL.
3340 (call_internal_direct, call_direct_split,
3341 call_value_internal_direct, call_value_direct_split): Pass -1 as
3342 SIZE_OPNO to MIPS_CALL.
3343 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3344 * configure: Regenerate.
3345 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3346 and -mno-relax-pic-calls.
3347 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3349 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3352 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3353 in the directory this rule is called from, rather than the
3354 toplevel 'gcc' directory, to fix in-tree build.
3356 2009-09-19 Chris Demetriou <cgd@google.com>
3358 PR preprocessor/28435:
3359 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3360 to cpplib that the preprocessor output is needed.
3362 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3364 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3365 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3366 *return_and_restore_fpregs_<mode>,
3367 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3370 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3371 instead of assuming it has always a REG inside of it.
3373 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3375 * config/freebsd.h: Update comment on types.
3376 (WINT_TYPE): Define.
3378 2009-09-18 Jason Merrill <jason@redhat.com>
3380 * c.opt: Add -fno-deduce-init-list.
3382 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3384 * value-prof.c (interesting_stringop_to_profile_p): Added output
3385 argument to indicate which parameter is the size parameter.
3386 * value-prof.c (gimple_stringop_fixed_value): Use
3387 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3388 * value-prof.c (gimple_stringops_transform): Update call sites to
3389 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3391 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3394 From David Binderman <dcb314@hotmail.com>:
3395 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3396 local variable f. Remove stale comments.
3397 (ix86_compute_frame_layout): Remove useless local variable total_size.
3398 Remove #if 0'd code.
3399 (legitimate_address_p): Remove useless local variables
3400 reason_rtx and reason.
3401 (ix86_split_copysign_const): Remove useless local variable op1.
3402 (scale_counter): Remove useless local variable piece_size_mask.
3404 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3406 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3409 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3412 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3414 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3416 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3419 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3421 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3422 DW_OP_implicit_value even without dwarf_version 4.
3424 2009-09-17 Jan Hubicka <jh@suse.cz>
3426 * dwarf2out.c: Include tree-pass.h and gimple.h.
3427 (loc_list_plus_const): New function.
3428 (loc_descriptor_from_tree_1): Rename to ...
3429 (loc_descriptor_from_tree): ... remove original.
3430 (loc_list_from_tree): New function.
3431 (add_AT_location_description): Accept location list.
3432 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3433 (concatn_mem_loc_descriptor): Remove.
3434 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3436 (secname_for_decl): Move up.
3437 (hidden_reference_p): New function; break out from ...
3438 (loc_by_refernece): ... here; move up.
3439 (dw_loc_list): New function.
3440 (single_element_loc_list): New function.
3441 (single_element_loc_list_p): New function.
3442 (add_loc_descr_to_each): New function.
3443 (add_loc_list): New function.
3444 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3445 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3446 add diagnostics why expansion failed.
3447 (add_location_or_const_value_attribute): Support location lists.
3448 (add_bound_info): Likewise.
3449 (descr_info_loc): Update call of loc_descriptor_from_tree.
3450 (gen_variable_die): Work on location lists.
3451 * final.c (pass_final): Add dump file.
3452 * Makefile.in (dwarf2out.o): Add new dependencies.
3454 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3457 * real.c decimal_from_integer, decimal_integer_string): New.
3458 (real_from_integer): Use them as special case for decimal float.
3459 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3460 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3461 Do not append zero after the decimal point in string to convert.
3463 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3465 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3466 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3468 2009-09-17 Martin Jambor <mjambor@suse.cz>
3470 * common.opt (fipa-sra): New switch.
3471 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3472 * timevar.def (TV_IPA_SRA): New timevar.
3473 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3474 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3475 * tree-sra.c: Include cgraph.c.
3476 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3477 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3478 and grp_not_necessarilly_dereferenced.
3479 (func_param_count): New variable.
3480 (encountered_apply_args): New variable.
3481 (bb_dereferences): New variable.
3482 (final_bbs): New variable.
3483 (no_accesses_representant): New variable.
3484 (no_accesses_p): New function.
3485 (dump_access): Dump the new fields.
3486 (sra_initialize): Set encountered_apply_args to false.
3487 (get_ssa_base_param): New function.
3488 (mark_parm_dereference): New function.
3489 (create_access): Caring for INIDRECT_REFs and different handling of
3490 varialble length accesses in early IPA SRA. Store the stmt - a new
3491 parameter - to the new access.
3492 (build_access_from_expr_1): New parameter stmt, passed to
3493 create_access. Handle INDIRECT_REFs.
3494 (build_access_from_expr): Pass the current statement to
3495 build_access_from_expr_1.
3496 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3498 (build_accesses_from_assign): Pass the current statement to
3499 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3500 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3501 final_bbs when necessary. Check for calls to __builtin_apply_args.
3502 Fixup EH info if anythng was changed.
3503 (is_unused_scalar_param): New function.
3504 (ptr_parm_has_direct_uses): New function.
3505 (find_param_candidates): New function.
3506 (mark_maybe_modified): New function.
3507 (analyze_modified_params): New function.
3508 (propagate_dereference_distances): New function.
3509 (dump_dereferences_table): New function.
3510 (analyze_caller_dereference_legality): New function.
3511 (unmodified_by_ref_scalar_representative): New function.
3512 (splice_param_accesses): New function.
3513 (decide_one_param_reduction): New function.
3514 (enum ipa_splicing_result): New type.
3515 (splice_all_param_accesses): New function.
3516 (get_param_index): New function.
3517 (turn_representatives_into_adjustments): New function.
3518 (analyze_all_param_acesses): New function.
3519 (get_replaced_param_substitute): New function.
3520 (get_adjustment_for_base): New function.
3521 (replace_removed_params_ssa_names): New function.
3522 (sra_ipa_reset_debug_stmts): New function.
3523 (sra_ipa_modify_expr): New function.
3524 (sra_ipa_modify_assign): New function.
3525 (convert_callers): New function.
3526 (modify_function): New function.
3527 (ipa_sra_preliminary_function_checks): New function.
3528 (ipa_early_sra): New function.
3529 (ipa_early_sra_gate): New function.
3530 (pass_early_ipa_sra): New variable.
3531 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3533 2009-09-17 Michael Matz <matz@suse.de>
3536 * tree.c (build_type_attribute_qual_variant): Export.
3537 * tree.h (build_type_attribute_qual_variant): Declare.
3538 * tree-inline.c (remap_type_1): Use it to build variants with
3539 the original qualifiers and attributes.
3541 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3543 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3544 without a fallthrough edge.
3546 2009-09-16 DJ Delorie <dj@redhat.com>
3548 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3549 chip and ignore the "fast_interrupt" attribute if so.
3551 2009-09-16 Richard Henderson <rth@redhat.com>
3554 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3557 2009-09-16 Richard Henderson <rth@redhat.com>
3560 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3561 is set only if DECL_NO_STATIC_CHAIN is unset.
3562 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3563 (FOR_EACH_NEST_INFO): New.
3564 (walk_all_functions): Use it.
3565 (finalize_nesting_tree): Likewise.
3566 (unnest_nesting_tree): Likewise.
3567 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3568 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3569 (convert_gimple_call): Early out if gimple_call_chain already set.
3570 (convert_all_function_calls): Iterate until no new functions
3571 require a static chain.
3572 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3573 when building a trampoline. Use dump_function_to_file instead
3575 (lower_nested_functions): Open dump_file. Validate that decls
3576 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3577 bit reset by this pass.
3579 2009-09-16 Michael Matz <matz@suse.de>
3582 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3583 shorten decl_common_unused.
3584 (DECL_RESTRICTED_P): New accessor.
3585 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3586 to disambiguate marked decls and restrict pointers.
3588 2009-09-16 Richard Henderson <rth@redhat.com>
3591 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3593 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3595 * integrate.c (set_block_abstract_flags): Call
3596 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3598 2009-09-16 Richard Guenther <rguenther@suse.de>
3601 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3604 2009-09-16 DJ Delorie <dj@redhat.com>
3605 Kaz Kojima <kkojima@gcc.gnu.org>
3607 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3608 (sh_expand_prologue): Update calls to output_stack_adjust.
3609 (sh_expand_epilogue): Likewise.
3611 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3614 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3615 trying to limit the extent of searches in the insn stream.
3617 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3618 Jakub Jelinek <jakub@redhat.com>
3622 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3624 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3625 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3626 (rs6000_savres_strategy): Always save FP registers inline if the
3627 target doesn't support hardware double-precision. Set the above
3628 bits in return value when needed.
3629 (rs6000_savres_routine_sym): Fix computation for cache selector.
3630 Mark the generated symbol as a function. Rename exitp argument to
3631 lr. Move code for determining the name of the symbol...
3632 (rs6000_savres_routine_name): ...here. New function. Add cases for
3633 getting the names right on AIX and 64-bit Linux.
3634 (savres_routine_name): New variable.
3635 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3636 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3637 on what the target routine uses as a base register. If savep && lr
3638 describe saving of r0 into memory slot.
3639 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3640 line calls for AIX ABI.
3641 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3642 determine FP save/restore functions.
3643 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3644 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3646 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3647 Duplicate restoration of LR and execute the appropriate one
3648 depending on whether GPRs are being restored inline. Set r11 from
3649 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3650 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3651 Fix out of line calls for AIX ABI.
3652 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3654 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3656 (*restore_gpregs_spe): Likewise.
3657 (*return_and_restore_gpregs_spe): Likewise.
3658 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3659 Define to empty string unconditionally.
3660 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3661 Define to empty string unconditionally.
3662 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3665 2009-09-15 Jan Hubicka <jh@suse.cz>
3667 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3668 * params.def (inline-insns-auto): Likewise.
3670 2009-09-15 Martin Jambor <mjambor@suse.cz>
3672 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3673 individual statements only at TDF_DETAILS dump level. Format
3674 source for 80 characters per line.
3676 2009-09-15 Christian Bruel <christian.bruel@st.com>
3678 * regrename.c (do_replace): Update REG_DEAD notes.
3680 2009-09-15 Revital Eres <eres@il.ibm.com>
3682 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3683 * targhooks.c (default_builtin_support_vector_misalignment):
3684 New builtin function.
3685 * targhooks.h (default_builtin_support_vector_misalignment):
3687 * target.h (builtin_support_vector_misalignment):
3688 New field in struct gcc_target.
3689 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3690 new builtin function.
3691 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3693 * config/rs6000/rs6000.c
3694 (rs6000_builtin_support_vector_misalignment): New function.
3695 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3697 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3699 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3701 (bfin_optimize_loop): Likewise.
3702 (bfin_gen_bundles): Likewise.
3703 (workaround_speculation): Likewise.
3704 (find_load): Return NULL_RTX for debug_insn.
3706 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3708 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3711 2009-09-14 DJ Delorie <dj@redhat.com>
3713 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3714 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3717 2009-09-14 Richard Henderson <rth@redhat.com>
3718 Jakub Jelinek <jakub@redhat.com>
3720 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3721 * cfgbuild.c (make_edges): Handle asm goto.
3722 * cfglayout.c (fixup_reorder_chain): Likewise.
3723 * cfgrtl.c (patch_jump_insn): Likewise.
3724 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3725 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3726 (gimple_build_asm_vec): Add and use labels parameter.
3727 (gimple_build_asm): Remove.
3728 (walk_gimple_asm): Walk labels too.
3729 * gimple.def (GIMPLE_ASM): Update docs.
3730 * gimple.h: Update decls.
3731 (struct gimple_statement_asm): Change nc to use unsigned char;
3733 (gimple_asm_nlabels): New.
3734 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3735 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3736 into gimple_build_asm_vec.
3737 * jump.c (mark_jump_label_asm): New.
3738 (mark_jump_label): Use it.
3739 (redirect_jump_1): Handle asm goto.
3740 (invert_jump_1): Soft fail if X is null.
3741 * recog.c (extract_asm_operands): New.
3742 (asm_noperands): Use it; handle asm labels.
3743 (decode_asm_operands): Use extract_asm_operands.
3744 (asm_operand_ok): Properly handle empty string.
3745 * reg-stack.c (get_asm_operands_in_out): Rename from
3746 get_asm_operand_n_inputs; use extract_asm_operands; return both
3747 inputs and outputs by reference; update all callers.
3748 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3749 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3750 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3751 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3752 (extract_asm_operands): Declare.
3753 * stmt.c (expand_asm_operands): Add and use labels parameter.
3754 (check_unique_operand_names): Likewise.
3755 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3756 (expand_asm_stmt): Handle asm labels.
3757 * tree-cfg.c (make_gimple_asm_edges): New.
3758 (make_edges): Use it.
3759 (cleanup_dead_labels): Handle asm labels.
3760 (is_ctrl_altering_stmt): Likewise.
3761 (gimple_redirect_edge_and_branch): Likewise.
3762 * tree.def (ASM_EXPR): Add 5th operand.
3763 * tree.h (ASM_LABELS): New.
3764 (resolve_asm_operand_names): Update decl.
3766 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3767 (c_parser_asm_goto_operands): New.
3768 * c-tree.h (build_asm_expr): Update decl.
3769 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3770 * doc/extend.texi: Document asm goto.
3772 2009-09-14 Richard Henderson <rth@redhat.com>
3774 * except.h: Update declarations.
3775 (struct pointer_map_t): Forward declare.
3776 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3777 (struct eh_landing_pad_d, eh_landing_pad): New.
3778 (struct eh_catch_d, eh_catch): New.
3779 (struct eh_region_d): Remove next_region_sharing_label, aka,
3780 label, tree_label, landing_pad, post_landing_pad, resume,
3781 may_contain_throw. Rename region_number to index. Remove
3782 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3783 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3784 (VEC(eh_landing_pad,gc)): New.
3785 (struct eh_status): Remove last_region_number. Add lp_array,
3786 throw_stmt_table, ttype_data, ehspec_data.
3787 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3788 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3789 * except.c (lang_protect_cleanup_actions): Return tree.
3790 (struct ehl_map_entry): Remove.
3791 (init_eh_for_function): Push zero entries for region and lp_array.
3792 (gen_eh_region): Add to region_array immediately.
3793 (gen_eh_region_catch): Operate on eh_catch objects.
3794 (gen_eh_landing_pad): New.
3795 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3796 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3797 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3798 (get_eh_landing_pad_from_number_fn): New.
3799 (get_eh_landing_pad_from_number): New.
3800 (get_eh_region_from_lp_number_fn): New.
3801 (get_eh_region_from_lp_number): New.
3802 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3803 (get_exception_pointer, get_exception_filter): Remove.
3804 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3805 (current_function_has_exception_handlers): Simplify.
3806 (bring_to_root, eh_region_replaceable_by_p): Remove.
3807 (replace_region, hash_type_list, hash_eh_region): Remove.
3808 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3809 (label_to_region_map, num_eh_regions): Remove.
3810 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3811 (find_exception_handler_labels): Remove.
3812 (duplicate_eh_regions_0, find_prev_try): Remove.
3813 (struct duplicate_eh_regions_data): New.
3814 (duplicate_eh_regions_1): Rewrite.
3815 (duplicate_eh_regions): Return a pointer map instead of an
3817 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3818 (redirect_eh_edge_to_label): Remove.
3819 (eh_region_outermost): Rewrite using eh_region pointers
3820 instead of integers.
3821 (add_ttypes_entry): Update for ttype_data move to eh_status.
3822 (add_ehspec_entry): Rewrite with VEC instead of varray.
3823 (assign_filter_values): Likewise. Export.
3824 (build_post_landing_pads, connect_post_landing_pads): Remove.
3825 (dw2_build_landing_pads): Rewrite to use lp_array.
3826 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3827 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3828 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3829 (sjlj_mark_call_sites): Update for landing pad numbers.
3830 (finish_eh_generation): Rewrite.
3831 (gate_handle_eh): Do nothing for no eh tree.
3832 (pass_rtl_eh): Move up near finish_eh_generation.
3833 (remove_eh_landing_pad): New.
3834 (remove_eh_handler): Export.
3835 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3836 (for_each_eh_label): Rewrite to use lp_array.
3837 (make_reg_eh_region_note): New.
3838 (make_reg_eh_region_note_nothrow_nononlocal): New.
3839 (insn_could_throw_p): New.
3840 (copy_reg_eh_region_note_forward): New.
3841 (copy_reg_eh_region_note_backward): New.
3842 (check_handled, add_reachable_handler): Remove.
3843 (reachable_next_level, foreach_reachable_handler): Remove.
3844 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3845 (get_eh_region_and_lp_from_rtx): New.
3846 (get_eh_region_from_rtx): New.
3847 (can_throw_internal_1, can_throw_external_1): Remove.
3848 (can_throw_internal): Use get_eh_region_from_rtx.
3849 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3850 (insn_nothrow_p, can_nonlocal_goto): New.
3851 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3852 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3853 (add_action_record): Use VEC not varray.
3854 (collect_one_action_chain): Update for eh_region changes.
3855 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3856 Use get_eh_region_and_lp_from_rtx.
3857 (gate_convert_to_eh_region_ranges): New.
3858 (pass_convert_to_eh_region_ranges): Use it.
3859 (push_uleb128, push_sleb128): Use VEC not varray.
3860 (output_one_function_exception_table): Likewise.
3861 (dump_eh_tree): Update for eh_region changes.
3862 (verify_eh_tree): Likewise.
3863 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3864 * tree-eh.c: Include target.h.
3865 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3866 Don't disallow GIMPLE_RESX; adjust argument check.
3867 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3868 (record_stmt_eh_region): Update for landing pad numbers;
3869 generate a landing pad if necessary.
3870 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3871 (remove_stmt_from_eh_lp_fn): Similarly.
3872 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3873 Update for lp numbers; don't special case missing throw_stmt_table.
3874 (lookup_expr_eh_lp): Similarly.
3875 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3876 (eh_seq, eh_region_may_contain_throw): New.
3877 (struct leh_state): Add ehp_region.
3878 (struct leh_tf_state): Remove eh_label.
3879 (emit_post_landing_pad): New.
3880 (emit_resx, emit_eh_dispatch): New.
3881 (note_eh_region_may_contain_throw): New.
3882 (frob_into_branch_around): Take eh_region not eh label;
3883 emit eh code into eh_seq.
3884 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3885 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3886 lower_eh_must_not_throw. Emit code to eh_seq.
3887 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3888 (lower_try_finally_onedest): Likewise.
3889 (lower_try_finally_copy): Likewise.
3890 (lower_try_finally_switch): Likewise.
3891 (lower_try_finally): Initialize ehp_region.
3892 (lower_catch): Update for eh_catch objects.
3893 (lower_eh_filter): Don't handle must_not_throw.
3894 (lower_eh_must_not_throw): New.
3895 (lower_cleanup): Don't set eh_label.
3896 (lower_eh_constructs_2): Resolve eh builtins.
3897 Handle GIMPLE_EH_MUST_NOT_THROW.
3898 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3899 Add eh_seq to the end of the function body.
3900 (make_eh_dispatch_edges): New.
3901 (make_eh_edge): Remove.
3902 (make_eh_edges): Simplify for landing pads.
3903 (redirect_eh_edge_1): New.
3904 (redirect_eh_edge): Use it.
3905 (redirect_eh_dispatch_edge): New.
3906 (stmt_could_throw_p): Use a switch. Allow RESX.
3907 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3908 (stmt_can_throw_internal): Likewise.
3909 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3910 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3911 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3912 (gate_refactor_eh): New.
3913 (pass_refactor_eh): Use it.
3914 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3915 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3916 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3917 (remove_unreachable_handlers): Rename from
3918 tree_remove_unreachable_handlers; rewrite for landing pads;
3919 call remove_eh_handler directly.
3920 (remove_unreachable_handlers_no_lp): New.
3921 (unsplit_eh, unsplit_all_eh): New.
3922 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3923 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3924 (cleanup_empty_eh_unsplit): New.
3925 (cleanup_empty_eh): Rewrite.
3926 (cleanup_all_empty_eh): New.
3927 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3928 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3929 (gate_cleanup_eh): New.
3930 (pass_cleanup_eh): Use it.
3931 (verify_eh_edges): Move later in file. Expect one EH edge.
3932 (verify_eh_dispatch_edge): New.
3934 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3935 (gtype-desc.o): Add TARGET_H.
3936 (tree.o): Use EXCEPT_H, not except.h.
3937 (cfgbuild.o): Add EXPR_H.
3938 (GTFILES): Add vecprim.h.
3939 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3940 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3941 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3942 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3943 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3944 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3945 calls to can_throw_internal.
3946 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3947 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3948 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3949 (expand_gimple_stmt): Use make_reg_eh_region_note.
3950 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3951 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3952 or find_exception_handler_labels.
3953 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3954 there is exacly one EH edge. Use can_nonlocal_goto and
3956 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3957 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3958 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3959 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3960 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3961 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3962 * dse.c (scan_insn): Use insn_could_throw_p.
3963 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3964 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3965 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3966 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3967 EXC_PTR_EXPR or FILTER_EXPR.
3968 (tree_expr_nonzero_warnv_p): Likewise.
3969 * function.h: Include vecprim.h, not varray.h
3970 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3971 move ttype_data and ehspec_data members to struct eh_status; change
3972 action_record_data member to a VEC.
3973 * gcse.c (hash_scan_set): Use can_throw_internal.
3974 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3975 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3976 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3977 (block_may_fallthru): Don't handle RESX_EXPR.
3978 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3979 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3980 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3981 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3982 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3983 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3984 (gimple_size): Likewise.
3985 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3986 (gimple_build_resx): Use gimple_build_with_ops.
3987 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3988 (is_gimple_val): Likewise.
3989 (is_gimple_stmt): Remove RESX_EXPR.
3990 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3991 (GIMPLE_RESX): Reorder with other EH constructs.
3992 * gimple.h (struct gimple_statement_eh_mnt): New.
3993 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3994 (gimple_eh_filter_must_not_throw): Remove.
3995 (gimple_eh_filter_set_must_not_throw): Remove.
3996 (gimple_eh_must_not_throw_fndecl): New.
3997 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3998 (is_gimple_resx): New.
3999 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4000 Don't copy EH_FILTER_MUST_NOT_THROW.
4001 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4002 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4003 handle must_not_throw_labels specially.
4004 * ipa-pure-const.c (check_call): Update debug statement for LP.
4005 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4006 * ipa-utils.c (get_base_var): Likewise.
4007 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4008 * lower-subreg.c (move_eh_region_note): Remove.
4009 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4010 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4011 (create_task_copyfn): Likewise.
4012 (maybe_catch_exception): Use gimple_build_eh_filter.
4013 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4014 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4015 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4016 and pass_lower_resx.
4017 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4018 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4019 can_throw_internal, can_nonlocal_goto.
4020 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4021 copy_reg_eh_region_note_forward.
4022 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4023 (emit_output_reload_insns): Likewise.
4024 (copy_eh_notes): Remove.
4025 * rtl.def (RESX): Remove.
4026 * rtl.h: Update declarations.
4027 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4028 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4029 (update_eh_label): Remove.
4030 (cleanup_dead_labels_eh): New.
4031 (cleanup_deal_labels): Use it instead of update_eh_label.
4032 (gimple_merge_blocks): Update landing pad data structure when
4033 removing a landing pad label.
4034 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4035 test; handle GIMPLE_EH_MUST_NOT_THROW.
4036 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4037 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4038 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4039 (verify_stmt): Likewise. Verify landing pads.
4040 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4041 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4042 (struct move_stmt_d): Add eh_map.
4043 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4044 (move_stmt_r): Remap eh region numbers in builtin calls,
4045 resx and eh_dispatch.
4046 (move_block_to_fn): Remove eh_offset parameter. Use
4047 maybe_duplicate_eh_stmt_fn.
4048 (find_outermost_region_in_block): Operate on eh_region pointers
4049 instead of region numbers.
4050 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4051 duplicate_eh_regions.
4052 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4053 test earlier. Disallow EH landing pads.
4054 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4055 * tree-flow.h: Update declarations.
4056 (struct tree_ann_common_d): Replace rn with lp_nr.
4057 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4058 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4059 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4060 resx and eh_dispatch.
4061 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4062 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4063 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4064 from duplicate_eh_regions.
4065 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4066 update RESX; handle EH_DISPATCH.
4067 (expand_call_inline): Set eh_lp_nr, not eh_region.
4068 (maybe_inline_call_in_expr): Likewise.
4069 * tree-inline.h (struct copy_body_data): Replace eh_region with
4070 eh_lp_nr, eh_region_offset with eh_map.
4071 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4072 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4073 * tree-pretty-print.c (dump_generic_node): Don't handle
4074 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4075 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4076 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4077 EXC_PTR_EXPR, FILTER_EXPR.
4078 * tree-ssa-operands.c (get_expr_operands): Likewise.
4079 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4080 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4081 (ao_ref_init_from_vn_reference): Likewise.
4082 * tree-ssa-sink.c (statement_sink_location): Likewise.
4083 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4084 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4085 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4086 EXC_PTR_EXPR, FILTER_EXPR.
4087 (is_exception_related): Remove.
4088 (compute_avail): Don't call it.
4089 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4090 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4091 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4092 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4094 (build_resx): Remove.
4095 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4096 * tree.h: Update declarations.
4097 (EH_FILTER_MUST_NOT_THROW): Remove.
4098 (struct tree_label_decl): Add eh_landing_pad_nr.
4099 (EH_LANDING_PAD_NR): New.
4100 * value-prof.c (gimple_ic): Tidy variable names. Update for
4101 landing pad numbers.
4102 (gimple_stringop_fixed_value): Tidy variable names. Assert
4103 that neither call stmt can throw.
4104 * vecprim.h (uchar): New.
4105 (VEC(uchar,heap), VEC(uchar,gc)): New.
4107 * c-common.c (c_define_builtins): Update call to
4108 build_common_builtin_nodes.
4109 * c-parser.c (c_parse_file): Don't call
4110 default_init_unwind_resume_libfunc.
4112 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4114 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4115 (mips_cprestore_address_p): Likewise.
4116 (mips_save_gp_to_cprestore_slot): Likewise.
4117 (mips_restore_gp): Rename to...
4118 (mips_restore_gp_from_cprestore_slot): ...this.
4119 (mips_must_initialize_gp_p): Declare.
4120 (mips_emit_save_slot_move): Likewise.
4121 (mips_output_load_label): Return nothing.
4122 (mips_eh_uses): Declare.
4123 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4124 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4125 (TARGET_ABSOLUTE_JUMPS): Likewise.
4126 (EH_USES): Likewise.
4127 (FIRST_PSEUDO_REGISTER): Update comment.
4128 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4129 (MIPS_CALL): ...here.
4130 (REGISTER_NAMES): Add $cprestore.
4131 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4132 Add load_label_length, has_inflexible_gp_insn_p,
4133 has_flexible_gp_insn_p, must_initialize_gp_p and
4134 must_restore_gp_when_clobbered_p.
4135 (mips_expand_call): Don't generate split instructions here.
4136 (mips_split_call): Update the call to mips_restore_gp after
4137 the above name change.
4138 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4139 (mips_find_gp_ref): New function.
4140 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4141 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4142 (mips_insn_has_flexible_gp_ref_p): Likewise.
4143 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4144 (mips_function_has_gp_insn): Delete.
4145 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4146 Use the new functions above. Only return INVALID_REGNUM
4147 for TARGET_ABSOLUTE_JUMPS.
4148 (mips_must_initialize_gp_p): New function.
4149 (mips_get_cprestore_base_and_offset): New function, extracted from...
4150 (mips_cprestore_slot): ...here. Take a bool parameter.
4151 (mips_cfun_has_cprestore_slot_p): New function.
4152 (mips_cprestore_address_p): Likewise.
4153 (mips_save_gp_to_cprestore_slot): Likewise.
4154 (mips_restore_gp): Rename to...
4155 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4156 epilogue_completed. Update the call to mips_cprestore_slot.
4157 Test cfun->machine->must_restore_gp_when_clobbered_p.
4158 (mips_direct_save_slot_move_p): New function.
4159 (mips_emit_save_slot_move): Likewise.
4160 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4161 of cfun->machine->global_pointer.
4162 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4163 (mips_save_reg): Use mips_emit_save_slot_move.
4164 (mips_expand_prologue): Set must_initialize_gp_p.
4165 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4166 for all cprestore saves. Emit a use_cprestore instruction after
4167 setting up the cprestore slot.
4168 (mips_restore_reg): Use mips_emit_save_slot_move.
4169 (mips_process_load_label): New function.
4170 (mips_load_label_length): Likewise.
4171 (mips_output_load_label): Don't return asm: output it here instead.
4172 Use mips_process_load_label.
4173 (mips_adjust_insn_length): Adjust the length of branch instructions
4174 that have length MAX_PIC_BRANCH_LENGTH.
4175 (mips_output_conditional_branch): Update the call to
4176 mips_output_load_label. Assume the branch target is OPERANDS[0]
4177 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4178 (mips_output_order_conditional_branch): Swap the meaning of
4179 OPERANDS[0] and OPERANDS[1].
4180 (mips_variable_issue): Don't count ghost instructions.
4181 (mips_expand_ghost_gp_insns): New function.
4182 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4183 (mips_output_mi_thunk): Set must_initialize_gp_p.
4184 (mips_eh_uses): New function.
4185 * config/mips/predicates.md (cprestore_save_slot_operand)
4186 (cprestore_load_slot_operand): New predicates.
4187 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4188 (UNSPEC_MOVE_GP): Likewise.
4189 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4190 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4191 (CPRESTORE_SLOT_REGNUM): New register.
4192 (MAX_PIC_BRANCH_LENGTH): New constant.
4193 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4194 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4195 branches. Fix commentary.
4196 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4197 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4198 Change type to "ghost".
4199 (loadgp_absolute_<mode>): Likewise.
4200 (loadgp_rtp_<mode>): Likewise.
4201 (copygp_mips16): Likewise.
4202 (loadgp_blockage): Remove redundant mode attribute.
4203 (potential_cprestore): New instruction.
4204 (cprestore): Turn into an unspec set.
4205 (use_cprestore): New instruction.
4206 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4207 (*branch_fp_inverted): Likewise.
4208 (*branch_order<mode>): Likewise.
4209 (*branch_order<mode>_inverted): Likewise.
4210 (*branch_equality<mode>): Likewise.
4211 (*branch_equality<mode>_inverted): Likewise.
4212 (*branch_bit<bbv><mode>): Likewise.
4213 (*branch_bit<bbv><mode>_inverted): Likewise.
4214 (*branch_equality<mode>_mips16): Remove redundant mode.
4215 (jump): Turn into a define_expand.
4216 (*jump_absolute): New instruction.
4217 (*jump_pic): Likewise.
4218 (*jump_mips16): Rename previously-unnamed pattern. Remove
4219 redundant mode attribute.
4220 (restore_gp): Split on epilogue_completed rather than
4221 reload_completed. Change type to "ghost".
4222 (move_gp<mode>): New instruction.
4223 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4224 Remove redundant mode attribute.
4225 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4226 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4227 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4229 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4232 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4233 are returned in the same register (vs34 or v2) that Altivec vector
4234 types are returned in.
4235 (rs6000_libcall_value): Ditto.
4238 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4239 instead of explicit addsi3/adddi3 calls.
4240 (rs6000_split_multireg_move): Ditto.
4241 (rs6000_emit_allocate_stack): Ditto.
4242 (rs6000_emit_prologue): Ditto.
4243 (rs6000_output_mi_thunk): Ditto.
4245 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4246 size is 64 bits if we can use 64-bit registers.
4248 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4250 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4253 From Jie Zhang <jie.zhang@analog.com>:
4254 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4255 save FP and RETS with saveall attribute.
4256 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4257 with saveall attribute.
4259 * config/bfin/bfin.c (bfin_expand_builtin,
4260 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4263 From Jie Zhang <jie.zhang@analog.com>:
4264 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4265 before use in two places.
4266 * config/bfin/bfin.md (AREG): Define mode iterator.
4267 (reload_in, reload_out): Use mode iterator AREG.
4269 2009-09-14 Richard Guenther <rguenther@suse.de>
4272 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4273 EH personality path.
4275 2009-09-13 Richard Guenther <rguenther@suse.de>
4276 Rafael Avila de Espindola <espindola@google.com>
4278 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4279 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4280 (LANG_HOOKS_INITIALIZER): Adjust.
4281 (lhd_pass_through_t): Declare.
4282 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4284 * langhooks.c (lhd_pass_through_t): New function.
4285 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4286 dwarf2out_begin_prologue): Use personality from current_function_decl.
4287 * expr.h (get_personality_function): Declare.
4288 * expr.c (get_personality_function): New function.
4289 (build_personality_function): Likewise.
4290 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4291 (eh_personality_libfunc): Remove.
4292 * optabs.c (build_libfunc_function): New function split out from ...
4293 (init_one_libfunc): ... here.
4294 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4295 (tree_function_decl): Add personality.
4296 (lhd_gcc_personality): Declare.
4297 (build_personality_function): Likewise.
4298 * tree.c (gcc_eh_personality_decl): New.
4299 (lhd_gcc_personality): New function.
4300 * except.h (lang_eh_runtime_type): Remove.
4301 (enum eh_personality_kind): New.
4302 (build_personality_function): Declare.
4303 (function_needs_eh_personality): Declare.
4304 * except.c (lang_eh_runtime_type): Remove.
4305 (function_needs_eh_personality): New function.
4306 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4307 (sjlj_emit_function_enter, output_function_exception_table):
4308 Use personality from current_function_decl.
4309 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4310 * tree-inline.c (tree_can_inline_p): Do not inline across different
4312 (expand_call_inline): Likewise. Adjust the callers EH personality.
4313 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4314 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4315 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4316 (c-parser.o): Likewise
4317 * c-tree.h (c_eh_initialized_p): Remove.
4318 (c_maybe_initialize_eh): Likewise.
4319 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4320 (finish_decl): Don't call c_maybe_initialize_eh.
4321 (c_eh_initialized_p): Remove.
4322 (c_maybe_initialize_eh): Likewise.
4323 * c-parser.c (c_parser_omp_construct): Likewise.
4324 (c_parse_file): Initialize exception handling.
4326 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4328 * config.gcc (tm_file): Remove i386/biarch32.h
4329 for i?86-w64-mingw* case.
4330 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4332 * config.host: Set for x64 mingw the option
4333 use_long_long_for_widest_fast_int to yes.
4335 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4337 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4338 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4339 (dbxout_begin_function): Likewise.
4340 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4341 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4342 set on the function.
4343 (final_end_function): Likewise.
4344 (final_scan_insn): Likewise.
4345 (rest_of_handle_final): Likewise.
4346 * varasm.c (assemble_start_function): Likewise.
4347 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4349 2009-09-12 Jason Merrill <jason@redhat.com>
4351 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4352 * opts.c (common_handle_option): constify.
4354 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4356 * doc/install.texi (avr): Remove obsolete reference site.
4358 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4360 * doc/install.texi (Binaries): Adjust AIX link.
4362 2009-09-12 Akim Demaille <demaille@gostai.com>
4364 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4365 Use an imperative sentence.
4367 2009-09-11 Richard Henderson <rth@redhat.com>
4369 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4370 structure-name and has-tree-operands arguments; update all entries.
4371 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4373 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4374 (gsstruct_code_size): New.
4375 (gss_for_code_): New.
4376 (gss_for_code): Remove.
4377 (gimple_size): Rewrite using gsstruct_code_size.
4378 (gimple_statement_structure): Move to gimple.h.
4379 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4380 (gss_for_code, gimple_statement_structure): New.
4381 (gimple_ops): Use new arrays; tidy.
4383 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4385 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4386 operand to be a PLUS expression.
4387 * config/pa/pa.c (pa_secondary_reload): Likewise.
4389 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4391 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4393 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4396 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4398 From Jie Zhang <jie.zhang@analog.com>:
4399 * doc/extend.texi (node Function Attributes): Document l2
4401 (node Blackfin Variable Attributes): Document l2 variable attributes.
4403 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4405 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4406 to match the system compiler's configuration at inflection point.
4407 Add comment to remark a remaining difference with system compiler.
4409 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4410 * configure: Regenerate.
4412 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4414 From Jie Zhang <jie.zhang@analog.com>:
4415 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4416 (bfin_handle_l2_attribute): New.
4417 (bfin_attribute_table): Add l2 attribute.
4419 2009-09-11 Michael Matz <matz@suse.de>
4422 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4423 on the local_decls list.
4425 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4429 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4431 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4432 for VALUEs, to implement the documented interface.
4433 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4434 Adjust for VALUEs and anything else, to implement the
4435 documented interface.
4437 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4439 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4440 with actual SPE/paired vector modes before using 64-bit alignment.
4441 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4443 2009-09-10 DJ Delorie <dj@redhat.com>
4445 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4448 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4449 * config/mep/mep.c (mep_legitimate_constant_p): New.
4450 * config/mep/mep-protos.h: Prototype it.
4452 2009-09-10 Richard Henderson <rth@redhat.com>
4454 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4456 2009-09-10 Jason Merrill <jason@redhat.com>
4458 * tree.c (chain_index): New fn.
4459 * tree.h: Declare it.
4461 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4463 * config/sol2-c.c (cmn_err_length_specs): Initialize
4464 scalar_identity_flag.
4466 2009-09-10 Richard Henderson <rth@redhat.com>
4468 * tree.h (struct tree_decl_common): Move align member earlier;
4469 move label_decl_uid member ...
4470 (struct tree_label_decl): ... here.
4471 (LABEL_DECL_UID): Update to match.
4473 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4476 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4477 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4479 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4480 dest_prev if the edge is complex.
4482 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4484 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4485 loop latch tests earlier.
4487 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4488 before GIMPLE_RETURN, not after its predecessor; insert
4491 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4492 gimple_seq_empty_p to test for no PHI nodes.
4493 * tree-cfg.c (split_critical_edges): Likewise.
4495 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4497 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4499 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4500 introduced by the VTA branch merge.
4502 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4504 * ira-conflicts.c: Use fputs or putc instead of fprintf
4508 * tree-switch-conversion.c: Ditto.
4510 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4512 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4513 introduced by the VTA branch merge.
4515 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4518 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4520 PR rtl-optimization/39779
4521 * expr.c (convert_modes): Return when mode == oldmode after
4522 CONST_INTs are processed.
4524 2009-09-10 Nick Clifton <nickc@redhat.com>
4526 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4527 attribute and referring decl when creating renamed symbol.
4529 2009-09-10 Richard Guenther <rguenther@suse.de>
4532 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4534 (cgraph_finalize_compilation_unit): Compute reachability
4535 before emitting thunks. Properly process aliases before
4536 possibly removing unreachable nodes.
4538 2009-09-10 Richard Guenther <rguenther@suse.de>
4541 * tree.c (struct free_lang_data_d): Add worklist member.
4542 (find_decls_types_r): Push onto the worklist instead of recursing.
4543 Handle TREE_BINFOs properly.
4544 (find_decls_types): New function wrapped around find_decls_types_r
4545 to process the worklist.
4546 (find_decls_types_in_eh_region): Use it.
4547 (find_decls_types_in_node): Likewise.
4548 (find_decls_types_in_var): Likewise.
4549 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4550 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4551 (AGGREGATE_TYPE_P): Adjust.
4553 2009-09-09 Jason Merrill <jason@redhat.com>
4555 * configure.ac: Check glibc version even if we have an in-tree
4558 2009-09-09 Anthony Green <green@moxielogic.com>
4560 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4561 the constant 0 when appropriate.
4562 * config/moxie/constraints.md: Add constraint O.
4564 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4565 to pass up to 6 32-bit argument values in registers.
4566 (moxie_function_arg): Ditto.
4567 (moxie_arg_partial_bytes): Ditto.
4568 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4569 (REG_PARM_STACK_SPACE): Ditto.
4570 (FUNCTION_ARG_REGNO_P): Ditto.
4572 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4573 instruction to allocate stack space.
4575 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4577 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4578 unnecessarily stringent constraints. Fix address
4579 calculation in the splitters.
4581 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4583 PR rtl-optimization/39779
4584 * expr.c (convert_modes): Return when mode == oldmode after
4585 CONST_INTs are processed.
4587 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4590 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4591 (ix86_expand_prologue): Take frame.padding0 into logic of
4593 (ix86_expand_epilogue): Likewise.
4595 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4597 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4599 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4600 * config/t-slibgcc-libgcc: New file.
4601 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4603 2009-09-09 Martin Jambor <mjambor@suse.cz>
4605 PR tree-optimization/41089
4606 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4609 2009-09-09 Richard Henderson <rth@redhat.com>
4611 * gimple.h (CASE_GIMPLE_OMP): New.
4612 (is_gimple_omp): Use it.
4613 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4614 (verify_gimple_debug): Likewise.
4616 2009-09-09 Richard Guenther <rguenther@suse.de>
4618 PR tree-optimization/41101
4619 * tree-ssa-pre.c (maximal_set): Remove.
4620 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4621 Defer all blocks we didn't visit at least one successor.
4622 (add_to_exp_gen): Do not add to the maximal set.
4623 (make_values_for_phi): Likewise.
4624 (compute_avail): Likewise.
4625 (init_pre): Do not allocate the maximal set.
4626 (execute_pre): Do not dump it.
4628 2009-09-09 Martin Jambor <mjambor@suse.cz>
4630 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4631 an SSA_NAME rather than a is_gimple_variable.
4633 2009-09-09 Richard Guenther <rguenther@suse.de>
4636 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4637 code dealing with plain pointer bases.
4638 (maybe_fold_offset_to_reference): Likewise.
4639 (maybe_fold_stmt_addition): Adjust.
4641 2009-09-09 Richard Guenther <rguenther@suse.de>
4643 * tree.c (free_lang_data_in_type): Do not free the type variant
4645 (free_lang_data): Merge char_type_node with its properly signed
4647 (pass_ipa_free): Collect after freeing language specific data.
4649 2009-09-09 Michael Matz <matz@suse.de>
4652 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4653 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4654 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4657 2009-09-08 DJ Delorie <dj@redhat.com>
4659 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4661 2009-09-04 Jason Merrill <jason@redhat.com>
4663 * tree.c (tree_find_value): Remove.
4664 * tree.h: Remove prototype.
4665 * varasm.c (assemble_external): Use value_member instead.
4667 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4669 * toplev.c (process_options): Choose default debugging type when
4670 gtoggle enables debug info and type is unset.
4672 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4676 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4679 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4681 * configure: Rebuilt with modified libtool.m4.
4683 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4688 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4690 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4692 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4693 (remove_statement): Likewise.
4694 (rewrite_use_nonlinear_expr): Adjust.
4695 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4696 * tree-ssa.c (release_defs_bitset): ... this. New.
4697 * tree-flow.h (release_defs_bitset): Declare.
4699 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4702 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4703 in the middle block.
4705 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4707 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4708 via intptr_t to long type.
4709 (insert_operand_rank): Cast long type via intptr_t to
4711 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4713 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4714 from pointer to unsigned via uintptr_t.
4716 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4717 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4719 * configure: Regenerated.
4720 * config.in: Regenerated
4721 * system.h (stdint.h): Add include.
4722 (inttypes.h): Likewise.
4723 * Makefile.in (aclocal): Add config/stdint.m4.
4724 * aclocal.m4: Regenerated.
4726 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4728 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4730 (note_np_check_stores): New function.
4731 (harmless_null_pointer_p): New function.
4732 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4733 changed. Take into account whether we're in the shadow of a condjump
4734 that tested NP_REG for NULL.
4735 Lose all code that tested for SEQUENCEs.
4736 (workaround_speculation): Avoid inserting NOPs for loads that are
4737 either always executed or a NULL pointer.
4739 2009-09-08 Jan Hubicka <jh@suse.cz>
4741 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4742 * params.def (early-inlining-insns): Likewise.
4744 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4746 PR rtl-optimization/41239
4747 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4748 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4750 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4751 across calls, as the calls might not always return normally.
4752 (call_may_noreturn_p): New function.
4753 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4754 (init_deps): Initialize it.
4755 (remove_from_deps): Also remove calls from
4756 last_function_call_may_noreturn list.
4758 2009-09-07 Richard Henderson <rth@redhat.com>
4760 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4761 more VR->OPERANDS than LHS operands. Free LHS before returning.
4763 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4765 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4766 (attr "addrtype"): New member "spreg".
4767 Use it if mem_spfp_address_operand is true for the address.
4768 (attr "type"): New entry "stall".
4769 (cpu_unit "load"): New.
4770 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4772 (insn_reservation "loadsp"): New.
4773 (insn_reservation "load_stall1"): New.
4774 (insn_reservation "load_stall3"): New.
4776 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4777 (mem_p_address_operand): Exclude stack and frame pointer based
4779 (mem_spfp_address_operand): New; match them here.
4780 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4781 (bfin_reorg): Call it if scheduling insns.
4782 (bfin_gen_bundles): Remove dummy insns created by
4783 add_sched_insns_for_speculation.
4785 From Jie Zhang <jie.zhang@analog.com>:
4786 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4787 bfin_si_revision, bfin_workarounds): Move these ...
4788 * config/bfin/bfin.h: ... here.
4790 From Mike Frysinger <michael.frysinger@analog.com>
4791 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4792 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4793 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4794 bf547m, bf548m, and bf549m.
4795 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4796 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4797 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4798 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4799 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4800 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4801 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4802 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4803 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4804 bf542m, bf544m, bf547m, bf548m, and bf549m.
4806 From Jie Zhang <jie.zhang@analog.com>:
4807 * config/bfin/predicates.md (p_register_operand): New predicate.
4808 (dp_register_operand): New predicate.
4809 * config/bfin/bfin-protos.h (WA_05000074): Define.
4810 (ENABLE_WA_05000074): Define.
4811 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4812 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4813 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4814 (define_attr addrtype): Allow load/store register to be P register.
4815 (define_attr storereg): New.
4816 (define_cpu_unit anomaly_05000074): New.
4817 (define_insn_reservation dsp32shiftimm): New.
4818 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4819 (define_insn_reservation loadp): Cannot use slot2.
4820 (define_insn_reservation loadsp): Cannot use slot2.
4821 (define_insn_reservation storep): Cannot use slot2. Does not
4822 apply when working around 05000074.
4823 (define_insn_reservation storep_anomaly_05000074): New.
4824 (define_insn_reservation storei): Does not apply when working
4826 (define_insn_reservation storei_anomaly_05000074): New.
4827 (define_attr length): Add dsp32shiftimm case.
4828 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4829 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4830 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4831 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4832 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4834 2009-09-07 Martin Jambor <mjambor@suse.cz>
4837 * tree-sra.c (create_artificial_child_access): Return NULL if
4838 build_ref_for_offset fails.
4839 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4840 and create_artificial_child_access to fail.
4842 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4845 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4846 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4847 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4849 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4851 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4852 block, ensure it has an exit edge. Emit a barrier after a jump.
4854 2009-09-07 Nick Clifton <nickc@redhat.com>
4856 * gcc.c (this_is_linker_script): New variable. Like
4857 this_is_library_file but for the %T constructor.
4858 (end_going_arg): If this_is_linker_script is set then locate the
4859 script and insert a --script switch before it
4860 (do_spec_2): Initialise this_is_linker_script.
4861 (do_spec_1): Likewise. Handle %T construct.
4862 (eval_spec_function): Preserve this_is_linker_script.
4863 * doc/invoke.texi: Document %T construct in spec files.
4864 * config/m32c/m32c.h (LIB_SPEC): Use it.
4866 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4868 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4869 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4870 when volatile flag is set.
4871 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4873 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4876 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4877 (combine_stack_adjustments_for_block): Allow insns between stack
4878 adjustments and stores with corresponding pre-(dec|inc)rement or
4879 pre-modify operation.
4881 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4884 * combine-stack-adj.c (struct csa_memlist): Rename to...
4885 (struct csa_reflist): ... this. Rename mem field to ref.
4886 (free_csa_memlist): Rename to...
4887 (free_csa_reflist): ... this.
4888 (record_one_stack_memref): Rename to...
4889 (record_one_stack_ref): ... this. Handle also REG_P.
4890 (try_apply_stack_adjustment): Handle also REG_P.
4891 (struct record_stack_memrefs_data): Rename to...
4892 (struct record_stack_refs_data): ... this. Rename memlist field to
4894 (record_stack_memrefs): Rename to...
4895 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4896 subexpressions instead of failing when a MEM contains SP references.
4897 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4898 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4900 2009-09-06 Richard Guenther <rguenther@suse.de>
4903 * tree.c (build_array_type): Do not record types marked
4904 with structural equality in the canonical type hashtable.
4906 2009-09-06 Richard Guenther <rguenther@suse.de>
4909 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4911 2009-09-05 Richard Guenther <rguenther@suse.de>
4914 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4916 2009-09-05 Richard Guenther <rguenther@suse.de>
4919 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4921 2009-09-05 Richard Guenther <rguenther@suse.de>
4924 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4925 before comparing function argument types.
4927 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4930 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4933 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4936 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4938 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4939 locators before emit_insn is called.
4941 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4944 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4945 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4946 (reginfo_init): Don't call allocate_reg_info.
4948 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4951 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4952 NONDEBUG_INSN_P instead of INSN_P.
4954 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4957 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4959 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4962 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4963 pattern of the split.
4965 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4967 * toplev.c (process_options): Move setter of flag_var_tracking
4968 before other tests that depend on it. Move down setter of
4969 flag_rename_registers. Don't enable var-tracking-assignments
4970 by default if selective scheduling is enabled. Warn if both
4973 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4975 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4976 comment. Use switch statement to catch overlaps between rtx
4977 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4978 (IS_DECL_CODE): ... here. Remove.
4979 (check_value_is_not_decl): Remove.
4980 (dv_from_decl, dv_from_value): Check after conversion.
4982 2009-09-04 Richard Guenther <rguenther@suse.de>
4985 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4986 after emitting tunks. Move emitting thunks and ctors from ...
4987 (cgraph_optimize): ... here. Remove redundant
4988 cgraph_analyze_functions.
4989 * varasm.c (find_decl_and_mark_needed): Remove no longer
4991 (finish_aliases_1): Adjust check for thunk aliases.
4993 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4995 * config/arm/arm.md (ctzsi2): Added braces
4996 to avoid warning that broke booststrap.
4998 2009-09-04 Martin Jambor <mjambor@suse.cz>
5000 PR tree-optimization/41112
5001 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5002 handle variable-bounded arrays.
5003 (expr_with_var_bounded_array_refs_p): New function.
5004 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5006 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5008 * config/s390/2097.md: Removed two incorrect bypasses.
5009 (z10_fsimpdf): Fixed latency.
5010 (z10_fhex): New insn_reservation.
5011 (z10_floaddf): Fixed latency.
5012 (z10_floadsf): Fixed latency.
5013 (z10_ftrunctf): Fixed latency.
5014 (z10_ftruncdf): Fixed latency.
5015 * config/s390/s390.c (z10_cost): Fixed values.
5016 (s390_adjust_priority): Added z10 path.
5017 * config/s390/s390.md (type): Added fhex.
5018 (*mov<mode>_64dfp): Updated type attribute.
5019 (*mov<mode>_64): Updated type attribute.
5020 (*mov<mode>_31): Updated type attribute.
5021 (*mov<mode>"): Likewise.
5022 * config/s390/2084.md (x_fsimpdf): Updated condition.
5024 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5026 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5027 RTXs in the predicate for operand 1.
5029 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5031 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5032 (rbitsi2): New insn.
5033 (ctzsi2): New expand.
5034 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5036 2009-09-03 Martin Jambor <mjambor@suse.cz>
5038 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5039 (create_artificial_child_access): Use build_ref_for_offset instead
5040 of duplicate_expr_for_different_base.
5041 (propagate_subacesses_accross_link): Likewise.
5043 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5045 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5047 (mips16e_collect_argument_saves): Skip debug instructions.
5048 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5049 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5050 (r10k_insert_cache_barriers): Likewise.
5051 (mips_reorg_process_insns): Likewise.
5053 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5056 * ira.c (update_equiv_reg): Remove check on class likely spill.
5058 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5061 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5062 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5066 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5067 the stack slot if it is passed by invisible reference.
5068 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5069 by invisible reference.
5071 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5073 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5074 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5075 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5077 * config/bfin/sync.md: New file.
5078 * config/bfin/bfin.md: Include it.
5079 (UNSPEC_ATOMIC): New.
5080 (UNSPEC_ONES): Provide a unique number.
5082 From Jie Zhang <jie.zhang@analog.com>:
5083 * config/bfin/bfin.c (ret_regs): New.
5084 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5085 (must_save_rets_p): New.
5086 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5087 current_function_is_leaf.
5088 (do_link): Likewise.
5089 (do_unlink): Likewise.
5090 (expand_interrupt_handler_prologue): Use ret_regs array.
5091 (expand_interrupt_handler_epilogue): Use ret_regs array and
5092 pass return register to gen_return_internal.
5093 (bfin_expand_epilogue): Pass return register to
5094 gen_return_internal.
5095 (bfin_expand_call): Explicitly clobber RETS.
5096 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5097 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5098 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5099 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5101 (return_internal): Take a reg rtx rather than the register number.
5103 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5105 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5106 when comparing against estimated_loop_iterations_int return.
5108 2009-09-03 Richard Guenther <rguenther@suse.de>
5110 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5111 eh_personality_libfunc.
5113 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5115 * tree-parloops.c (separate_decls_in_region): Add space.
5117 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5119 * tree-parloops.c (separate_decls_in_region): Change the condition
5120 checking if there are reductions in the loop.
5122 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5124 PR tree-optimization/38275
5125 * tree-parloops.c (parallelize_loops): Replace profitability condition
5126 for expected number of iterations.
5128 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5130 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5131 (bootstrap-debug): Explain conditions in which it becomes default.
5132 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5135 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5137 * doc/invoke.texi (Optimize Options): Move
5138 -finline-small-functions to the -O2 list.
5140 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5142 * toplev.c (process_options): Enable var-tracking-assignments
5143 by default if var-tracking is enabled.
5145 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5147 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5149 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5150 * rtl.h (prev_nonnote_insn_bb): Declare it.
5152 2009-09-03 Diego Novillo <dnovillo@google.com>
5154 * cgraph.c (cgraph_node_for_decl): New.
5155 * cgraph.h (cgraph_node_for_decl): Declare.
5156 * tree.c (host_integerp): Return 0 if T is NULL.
5158 2009-09-03 Diego Novillo <dnovillo@google.com>
5160 * tree.h (struct alias_pair): Move from varasm.c.
5161 (alias_pairs): Likewise.
5162 (TYPE_MAXVAL): Define.
5163 (TYPE_MINVAL): Define.
5164 (iterative_hash_host_wide_int): Declare.
5165 (remove_unreachable_alias_pairs): Declare.
5166 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5167 * diagnostic.c (default_diagnostic_starter): Make extern.
5168 (default_diagnostic_finalizer): Make extern.
5169 * diagnostic.h (default_diagnostic_starter): Declare.
5170 (default_diagnostic_finalizer): Declare.
5171 (default_tree_printer): Declare.
5172 * toplev.c (default_tree_printer): Make extern.
5174 2009-09-03 Richard Guenther <rguenther@suse.de>
5175 Diego Novillo <dnovillo@google.com>
5177 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5178 * cgraphunit.c (cgraph_expand_function): Do not emit
5179 associated thunks from here.
5180 (cgraph_emit_thunks): New.
5181 (cgraph_optimize): Call it.
5182 Return if any IPA pass finds an error.
5183 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5186 2009-09-03 Simon Baldwin <simonb@google.com>
5187 Rafael Espindola <espindola@google.com>
5188 Richard Guenther <rguenther@suse.de>
5189 Doug Kwan <dougkwan@google.com>
5190 Diego Novillo <dnovillo@google.com>
5192 * tree.c: Include tree-pass.h, langhooks-def.h,
5193 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5194 (free_lang_data_in_type): New.
5195 (need_assembler_name_p): New.
5196 (free_lang_data_in_block): New.
5197 (free_lang_data_in_decl): New.
5198 (struct free_lang_data_d): New.
5199 (add_tree_to_fld_list): New.
5200 (find_decls_types_r): New.
5201 (get_eh_types_for_runtime): New.
5202 (find_decls_types_in_eh_region): New.
5203 (find_decls_types_in_node): New.
5204 (find_decls_types_in_var): New.
5205 (free_lang_data_in_cgraph): New.
5206 (free_lang_data): New.
5207 (gate_free_lang_data): New.
5208 (pass_ipa_free_lang_data): New.
5210 2009-09-03 Diego Novillo <dnovillo@google.com>
5212 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5213 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5214 (lang_hooks): Remove const qualifier.
5215 * ipa.c (cgraph_remove_unreachable_nodes): Call
5216 remove_unreachable_alias_pairs.
5217 * except.c (add_type_for_runtime): Check if TYPE has
5218 already been converted.
5219 (lookup_type_for_runtime): Likewise.
5220 (check_handled): Handle converted types.
5221 * varasm.c (remove_unreachable_alias_pairs): New.
5222 * gimple.c: Include demangle.h.
5223 (gimple_decl_printable_name): New.
5224 (gimple_fold_obj_type_ref): New.
5225 * gimple.h (gimple_decl_printable_name): Declare.
5226 (gimple_fold_obj_type_ref): Declare.
5227 * passes.c (init_optimization_passes): Add pass
5228 pass_ipa_free_lang_data.
5229 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5230 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5232 2009-09-03 Diego Novillo <dnovillo@google.com>
5234 * c-lang.c (lang_hooks): Remove const qualifier.
5236 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5238 * doc/install.texi (*-*-freebsd*): Update target information.
5240 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5242 * hard-reg-set.h (call_fixed_regs): Remove.
5243 * reginfo.c (call_fixed_regs): Remove.
5244 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5245 (globalize_reg): Don't use call_fixed_regs.
5246 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5249 2009-09-01 Michael Matz <matz@suse.de>
5251 * expr.h (emit_storent_insn, expand_expr_real_1,
5252 expand_expr_real_2): Declare.
5253 * expr.c (emit_storent_insn, expand_expr_real_1,
5254 expand_expr_real_2): Export.
5255 (store_expr): Setting and evaluating dont_return_target is useless.
5256 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5257 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5258 * except.c (expand_resx_expr): Rename to ...
5259 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5260 * except.h (expand_resx_stmt): Declare.
5261 * stmt.c: Add include gimple.h
5262 (expand_asm_expr): Rename to ...
5263 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5264 (expand_case): Rewrite to take gimple statement.
5265 * tree.h (expand_asm_stmt): Declare.
5266 (expand_case): Change prototype.
5267 * Makefile.in (stmt.o): Depend on gimple.h.
5268 * builtins.c (expand_builtin_synchronize): Build gimple asm
5269 statement, not an ASM_EXPR.
5270 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5271 gimple_to_tree, release_stmt_tree): Remove.
5272 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5273 ggc_free, but hold comparison code and operands separately.
5274 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5275 (expand_call_stmt, expand_gimple_stmt_1,
5276 expand_gimple_stmt): New helpers.
5277 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5278 release_stmt_tree. Call expand_gimple_stmt instead.
5279 (expand_gimple_basic_block): Ditto.
5281 * calls.c (emit_call_1): Don't look at EH regions here, make
5282 fntree parameter useless.
5283 (expand_call): New local rettype for TREE_TYPE(exp), use it
5284 throughout. Remove local p, use addr instead.
5285 Don't look at EH regions here.
5287 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5289 * doc/invoke.texi (-fsched-pressure): Document it.
5290 (-fsched-reg-pressure-heuristic): Remove it.
5292 * reload.c (ira.h): Include.
5293 (find_reloads): Add choosing reload on number of small spilled
5296 * haifa-sched.c (ira.h): Include.
5297 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5298 saved_reg_pressure, curr_reg_live, saved_reg_live,
5299 region_ref_regs): New variables.
5300 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5301 initiate_reg_pressure_info, setup_ref_regs,
5302 initiate_bb_reg_pressure_info, save_reg_pressure,
5303 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5305 (setup_insn_reg_pressure_info): New function.
5306 (rank_for_schedule): Add pressure checking and insn issue time.
5307 Remove comparison of insn reg weights.
5308 (ready_sort): Set insn reg pressure info.
5309 (update_register_pressure, setup_insn_max_reg_pressure,
5310 update_reg_and_insn_max_reg_pressure,
5311 sched_setup_bb_reg_pressure_info): New functions.
5312 (schedule_insn): Add code for printing and updating reg pressure info.
5313 (find_set_reg_weight, find_insn_reg_weight): Remove.
5314 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5315 (debug_ready_list): Print reg pressure info.
5316 (schedule_block): Ditto. Check insn issue time.
5317 (sched_init): Set up sched_pressure_p. Allocate and set up some
5318 reg pressure related info.
5319 (sched_finish): Free some reg pressure related info.
5320 (fix_tick_ready): Make insn always ready if pressure_p.
5321 (init_h_i_d): Don't call find_insn_reg_weight.
5322 (haifa_finish_h_i_d): Free insn reg pressure info.
5324 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5325 ira_memory_move_cost, ira_class_hard_regs,
5326 ira_class_hard_regs_num, ira_no_alloc_regs,
5327 ira_available_class_regs, ira_reg_class_cover_size,
5328 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5330 * ira-lives.c (single_reg_class): Check mode to find how many
5331 registers are necessary for operand.
5332 (ira_implicitly_set_insn_hard_regs): New.
5334 * common.opt (fsched-pressure): New options.
5335 (fsched-reg-pressure-heuristic): Remove.
5337 * ira.c (setup_eliminable_regset): Rename to
5338 ira_setup_eliminable_regset. Make it external.
5339 (expand_reg_info): Pass cover class to setup_reg_classes.
5340 (ira): Call resize_reg_info instead of allocate_reg_info.
5342 * sched-deps.c: Include ira.h.
5343 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5344 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5345 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5346 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5347 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5348 mark_insn_reg_store, mark_insn_reg_clobber,
5349 setup_insn_reg_pressure_info): New.
5350 (sched_analyze_1): Update implicit_reg_pending_uses.
5351 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5352 Use them to create dependencies. Set insn reg uses and pressure
5353 info. Process reg_pending_uses in one place.
5354 (free_deps): Free implicit sets.
5355 (remove_from_deps): Remove implicit sets if necessary. Check
5356 implicit sets when clearing reg_last_in_use.
5357 (init_deps_global): Clear implicit_reg_pending_clobbers and
5358 implicit_reg_pending_uses.
5360 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5361 ira_memory_move_cost, ira_class_hard_regs,
5362 ira_class_hard_regs_num, ira_no_alloc_regs,
5363 ira_available_class_regs, ira_reg_class_cover_size,
5364 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5365 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5366 ira_implicitly_set_insn_hard_regs): New prototypes.
5368 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5369 cost_elements_num): New variables.
5370 (allocno_costs, total_costs): Rename to costs and
5371 total_allocno_costs.
5372 (COSTS_OF_ALLOCNO): Rename to COSTS.
5373 (allocno_pref): Rename to pref.
5374 (allocno_pref_buffer): Rename to pref_buffer.
5375 (common_classes): Rename to regno_cover_class.
5377 (record_reg_classes): Set allocno attributes only if allocno_p.
5378 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5379 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5380 and COSTS_OF_ALLOCNO.
5381 (print_costs): Rename to print_allocno_costs.
5382 (print_pseudo_costs): New.
5383 (process_bb_node_for_costs): Split into 2 functions with new
5384 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5385 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5386 new parameter dump_file. Use cost_elements_num instead of
5387 ira_allocnos_num. Make one iteration if preferred classes were
5388 already calculated for scheduler. Make 2 versions of code
5389 depending on allocno_p.
5390 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5391 regno_cover_class and COSTS instead of common_classes and
5393 (init_costs, finish_costs): New.
5394 (ira_costs): Set up allocno_p and cost_elements_num. Call
5395 init_costs and finish_costs.
5396 (ira_set_pseudo_classes): New.
5398 * rtl.h (allocate_reg_info): Remove.
5399 (resize_reg_info): Change return type.
5400 (reg_cover_class): New.
5401 (setup_reg_classes): Add new parameter.
5403 * sched-int.h (struct deps_reg): New member implicit_sets.
5404 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5405 (INCREASE_BITS): New macro.
5406 (struct reg_pressure_data, struct reg_use_data): New.
5407 (struct _haifa_insn_data): Remove reg_weight. Add members
5408 reg_pressure, reg_use_list, reg_set_list, and
5409 reg_pressure_excess_cost_change.
5410 (struct deps): New member implicit_sets.
5411 (pressure_p): New variable.
5412 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5413 (struct reg_pressure_data, struct reg_use_data): New.
5414 (INSN_REG_WEIGHT): Remove.
5415 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5416 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5417 (sched_init_region_reg_pressure_info,
5418 sched_setup_bb_reg_pressure_info): New prototypes.
5420 * reginfo.c (struct reg_pref): New member coverclass.
5421 (reg_cover_class): New function.
5422 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5423 (reg_info_size): New variable.
5424 (allocate_reg_info): Make static. Setup reg_info_size.
5425 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5426 (setup_reg_classes): Add a new parameter. Setup cover class too.
5428 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5431 * sched-rgn.c (deps_join): Set up implicit_sets.
5432 (schedule_region): Set up region and basic blocks pressure
5435 * passes.c (init_optimization_passes): Move
5436 pass_subregs_of_mode_init before pass_sched.
5438 2009-09-02 Martin Jambor <mjambor@suse.cz>
5440 * tree-sra.c (struct access): New field grp_hint.
5441 (dump_access): Dump grp_hint.
5442 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5444 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5445 those which have been specifically read and somehow written to.
5446 (propagate_subacesses_accross_link): Set grp_hint of right child and
5447 also possibly of the left child.
5449 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5451 * tree-object-size.c (addr_object_size): Always use object_size_type
5452 0 or 2 when determining the pointer pointed object size.
5454 2009-09-02 Richard Guenther <rguenther@suse.de>
5457 2009-08-31 Richard Guenther <rguenther@suse.de>
5459 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5460 to query if the memory regions for memmove overlap.
5461 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5462 asserts on pointers, instead deal with odd trees.
5463 (ptr_derefs_may_alias_p): Likewise.
5464 (refs_may_alias_p_1): Constructor bases also never alias.
5466 2009-08-01 Christian Bruel <christian.bruel@st.com>
5469 2009-07-31 Christian Bruel <christian.bruel@st.com>
5470 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5472 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5474 * doc/invoke.texi (-fvar-tracking-assignments): New.
5475 (-fvar-tracking-assignments-toggle): New.
5476 (-fdump-final-insns=file): Mark filename as optional.
5477 (--param min-nondebug-insn-uid): New.
5478 (-gdwarf-@{version}): Mention version 4.
5479 * opts.c (common_handle_option): Accept it.
5480 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5481 * regrename.c (regrename_optimize): Drop last. Don't count debug
5482 insns as uses. Don't reject change because of debug insn.
5483 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5484 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5485 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5486 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5487 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5488 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5489 * doc/gimple.texi (is_gimple_debug): New.
5490 (gimple_debug_bind_p): New.
5491 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5492 * doc/install.texi (bootstrap-debug): More details.
5493 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5494 (bootstrap-debug-lib): More details.
5495 (bootstrap-debug-ckovw): Update.
5496 (bootstrap-time): New.
5497 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5498 (insert_phi_nodes_for): Insert debug stmts.
5499 (rewrite_stmt): Take iterator. Insert debug stmts.
5500 (rewrite_enter_block): Adjust.
5501 (maybe_replace_use_in_debug_stmt): New.
5502 (rewrite_update_stmt): Use it.
5503 (mark_use_interesting): Return early for debug stmts.
5504 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5505 stmts before replacing stmt.
5506 (move_computations_stmt): Likewise.
5507 * ira-conflicts.c (add_copies): Skip debug insns.
5508 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5509 (regstat_bb_compute_ri): Skip debug insns.
5510 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5511 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5512 check_loop_closed_ssa_stmt): Skip debug stmts.
5513 * tree-tailcall.c (find_tail_calls): Likewise.
5514 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5515 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5516 (build_var_debug_value_stat): Declare.
5517 (build_var_debug_value): Define.
5518 (target_for_debug_bind): Declare.
5519 * reload.c (find_equiv_reg): Skip debug insns.
5520 * rtlanal.c (reg_used_between_p): Skip debug insns.
5521 (side_effects_p): Likewise.
5522 (canonicalize_condition): Likewise.
5523 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5524 insns never depend on debug insns.
5525 (create_ddg_dep_no_link): Likewise.
5526 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5527 Don't add inter-loop dependencies for debug insns.
5528 (build_intra_loop_deps): Likewise.
5529 (create_ddg): Count debug insns.
5530 * ddg.h (struct ddg::num_debug): New.
5531 (num_backargs): Pair up with previous int field.
5532 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5533 -fcompare-debug-second.
5534 * final.c (get_attr_length_1): Skip debug insns.
5535 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5536 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5537 (driver_self_specs): Map -fdump-final-insns to
5538 -fdump-final-insns=..
5539 (get_local_tick): New.
5540 (compare_debug_dump_opt_spec_function): Test for . argument and
5541 compute output name. Compute temp output spec without flag name.
5542 Compute -frandom-seed.
5543 (OPT): Undef after use.
5544 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5545 (average_num_loop_insns): Likewise.
5546 * params.h (MIN_NONDEBUG_INSN_UID): New.
5547 * gimple.def (GIMPLE_DEBUG): New.
5548 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5549 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5550 (merge_in_block): Fix whitespace.
5551 * toplev.c (flag_var_tracking): Update comment.
5552 (flag_var_tracking_assignments): New.
5553 (flag_var_tracking_assignments_toggle): New.
5554 (process_options): Don't open final insns dump file if we're not
5555 going to write to it. Compute defaults for var_tracking.
5556 * df-scan.c (df_insn_rescan_debug_internal): New.
5557 (df_uses_record): Handle debug insns.
5558 * haifa-sched.c (ready): Initialize n_debug.
5559 (contributes_to_priority): Skip debug insns.
5560 (dep_list_size): New.
5562 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5563 they're ready. Disregard previous debug insns to make decisions.
5564 (queue_insn): Never queue debug insns.
5565 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5566 (schedule_insn): Don't reject debug insns because of issue rate.
5567 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5568 (queue_to_ready): Skip and discount debug insns.
5569 (choose_ready): Let debug insns through.
5570 (schedule_block): Check boundary debug insns. Discount debug
5571 insns, schedule them early. Adjust whitespace.
5572 (set_priorities): Check for boundary debug insns.
5573 (add_jump_dependencies): Use dep_list_size.
5574 (prev_non_location_insn): New.
5575 (check_cfg): Use it.
5576 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5578 (remove_unused_ivs): Reset debug stmts.
5579 * modulo-sched.c (const_iteration_count): Skip debug insns.
5580 (res_MII): Discount debug insns.
5581 (loop_single_full_bb_p): Skip debug insns.
5582 (sms_schedule): Likewise.
5583 (sms_schedule_by_order): Likewise.
5584 (ps_has_conflicts): Likewise.
5585 * caller-save.c (refmarker_fn): New.
5586 (save_call_clobbered_regs): Replace regs with saved mem in
5588 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5589 Call refmarker_fn mark for hardregnos.
5590 (mark_reg_as_referenced): New.
5591 (replace_reg_with_saved_mem): New.
5592 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5593 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5595 (cse_extended_basic_block): Skip debug insns.
5596 (count_reg_usage): Likewise.
5597 (is_dead_reg): New, split out of...
5598 (set_live_p): ... here.
5599 (insn_live_p): Use it for debug insns.
5600 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5601 (execute_optimize_stdarg): Likewise.
5602 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5603 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5604 changes in debug stmts as changes.
5605 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5606 (moveup_expr): Don't move across debug insns. Don't move
5607 debug insn if it would create a bookkeeping block.
5608 (moveup_expr_cached): Don't use cache for debug insns that
5609 are heads of blocks.
5610 (compute_av_set_inside_bb): Skip debug insns.
5611 (sel_rank_for_schedule): Schedule debug insns first. Remove
5613 (block_valid_for_bookkeeping_p); Support lax searches.
5614 (create_block_for_bookkeeping): Adjust block numbers when
5615 encountering debug-only blocks.
5616 (find_place_for_bookkeeping): Deal with debug-only blocks.
5617 (generate_bookkeeping_insn): Accept no place to insert.
5618 (remove_temp_moveop_nops): New argument full_tidying.
5619 (prepare_place_to_insert): Deal with debug insns.
5620 (advance_state_on_fence): Debug insns don't start cycles.
5621 (update_boundaries): Take fence as argument. Deal with
5623 (schedule_expr_on_boundary): No full_tidying on debug insns.
5624 (fill_insns): Deal with debug insns.
5625 (track_scheduled_insns_and_blocks): Don't count debug insns.
5626 (need_nop_to_preserve_insn_bb): New, split out of...
5627 (remove_insn_from_stream): ... this.
5628 (fur_orig_expr_not_found): Skip debug insns.
5629 * rtl.def (VALUE): Move up.
5631 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5632 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5633 Set it if debug stmts are found.
5634 (statement_sink_location): Skip debug stmts. Propagate
5635 moving defs into debug stmts.
5636 * ifcvt.c (first_active_insn): Skip debug insns.
5637 (last_active_insns): Likewise.
5638 (cond_exec_process_insns): Likewise.
5639 (noce_process_if_block): Likewise.
5640 (check_cond_move_block): Likewise.
5641 (cond_move_convert_if_block): Likewise.
5642 (block_jumps_and_fallthru_p): Likewise.
5643 (dead_or_predicable): Likewise.
5644 * dwarf2out.c (debug_str_hash_forced): New.
5645 (find_AT_string): Add comment.
5646 (gen_label_for_indirect_string): New.
5647 (get_debug_string_label): New.
5648 (AT_string_form): Use it.
5649 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5650 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5651 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5652 several operations that cannot be represented with DWARF opcodes.
5653 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5654 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5655 (dwarf2out_var_location): Take during-call mark into account.
5656 (output_indirect_string): Update comment. Output if there are
5657 label and references.
5658 (prune_indirect_string): New.
5659 (prune_unused_types): Call it if debug_str_hash_forced.
5660 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5661 (dw_long_long_const): Remove.
5662 (struct dw_val_struct): Change val_long_long type to rtx.
5663 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5664 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5665 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5666 component instead of HOST_BITS_PER_LONG.
5667 (output_loc_operands): Likewise. For const8* assert
5668 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5669 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5670 rather than HOST_BITS_PER_LONG is >= 64.
5671 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5673 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5674 HOST_BITS_PER_LONG for dw_val_class_long_long.
5675 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5676 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5677 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5679 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5680 Handle DW_OP_implicit_value.
5681 (extract_int): Move prototype earlier.
5682 (mem_loc_descriptor): For SUBREG punt if inner
5683 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5684 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5685 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5686 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5687 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5688 instead of Pmode size.
5689 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5690 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5691 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5692 (concat_loc_descriptor, concatn_loc_descriptor,
5693 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5694 (add_location_or_const_value_attribute): Likewise. For single
5695 location loc_lists attempt to use add_const_value_attribute
5696 for constant decls. Add DW_AT_const_value even if
5697 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5699 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5700 (control_flow_insn_p): Likewise.
5701 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5702 (separate_decls_in_region_debug_bind): New.
5703 (separate_decls_in_region): Process debug bind stmts afterwards.
5704 * recog.c (verify_changes): Handle debug insns.
5705 (extract_insn): Likewise.
5706 (peephole2_optimize): Skip debug insns.
5707 * dse.c (scan_insn): Skip debug insns.
5708 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5710 (setup_id_for_insn): Handle debug insns.
5711 (maybe_tidy_empty_bb): Adjust whitespace.
5712 (tidy_control_flow): Skip debug insns.
5713 (sel_remove_insn): Adjust for debug insns.
5714 (sel_estimate_number_of_insns): Skip debug insns.
5715 (create_insn_rtx_from_pattern): Handle debug insns.
5716 (create_copy_of_insn_rtx): Likewise.
5717 * sel-sched-.h (sel_bb_end): Declare.
5718 (sel_bb_empty_or_nop_p): New.
5719 (get_all_loop_exits): Use it.
5720 (_eligible_successor_edge_p): Likewise.
5721 (return_nop_to_pool): Adjust.
5722 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5723 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5724 * gimple-pretty-print.c (dump_gimple_debug): New.
5725 (dump_gimple_stmt): Use it.
5726 (dump_bb_header): Skip gimple debug stmts.
5727 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5728 (fixup_match_2): Likewise.
5729 (regmove_backward_pass): Likewise. Simplify combined
5730 replacement. Handle debug insns.
5731 * function.c (instantiate_virtual_regs): Handle debug insns.
5732 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5733 * print-rtl.h: Include cselib.h.
5734 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5735 * df.h (df_inns_rescan_debug_internal): Declare.
5736 * gcse.c (alloc_hash_table): Estimate n_insns.
5737 (cprop_insn): Don't regard debug insns as changes.
5738 (bypass_conditional_jumps): Skip debug insns.
5739 (one_pre_gcse_pass): Adjust.
5740 (one_code_hoisting_pass): Likewise.
5741 (compute_ld_motion_mems): Skip debug insns.
5742 (one_cprop_pass): Adjust.
5743 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5744 (if_convertible_stmt_p): Handle debug stmts.
5745 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5746 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5747 * ira-build.c (create_bb_allocnos): Skip debug insns.
5748 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5749 (has_single_use): Likewise.
5750 (single_imm_use): Likewise.
5751 (num_imm_uses): Likewise.
5752 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5753 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5754 (create_outofssa_var_map): Likewise.
5755 * lower-subreg.c (adjust_decomposed_uses): New.
5756 (resolve_debug): New.
5757 (decompose_multiword_subregs): Use it.
5758 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5759 * emit-rtl.c: Include params.h.
5760 (cur_debug_insn_uid): Define.
5761 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5762 (copy_rtx_if_shared_1): Handle debug insns.
5763 (reset_used_flags): Likewise.
5764 (set_used_flags): LIkewise.
5765 (get_max_insn_count): New.
5766 (next_nondebug_insn): New.
5767 (prev_nondebug_insn): New.
5768 (make_debug_insn_raw): New.
5769 (emit_insn_before_noloc): Handle debug insns.
5770 (emit_jump_insn_before_noloc): Likewise.
5771 (emit_call_insn_before_noloc): Likewise.
5772 (emit_debug_insn_before_noloc): New.
5773 (emit_insn_after_noloc): Handle debug insns.
5774 (emit_jump_insn_after_noloc): Likewise.
5775 (emit_call_insn_after_noloc): Likewise.
5776 (emit_debug_insn_after_noloc): Likewise.
5777 (emit_insn_after): Take loc from earlier non-debug insn.
5778 (emit_jump_insn_after): Likewise.
5779 (emit_call_insn_after): Likewise.
5780 (emit_debug_insn_after_setloc): New.
5781 (emit_debug_insn_after): New.
5782 (emit_insn_before): Take loc from later non-debug insn.
5783 (emit_jump_insn_before): Likewise.
5784 (emit_call_insn_before): Likewise.
5785 (emit_debug_insn_before_setloc): New.
5786 (emit_debug_insn_before): New.
5787 (emit_insn): Handle debug insns.
5788 (emit_debug_insn): New.
5789 (emit_jump_insn): Handle debug insns.
5790 (emit_call_insn): Likewise.
5792 (init_emit): Take min-nondebug-insn-uid into account.
5793 Initialize cur_debug_insn_uid.
5794 (emit_copy_of_insn_after): Handle debug insns.
5795 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5796 location of single rhs in place.
5797 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5798 (floor_sdiv_adjust): New.
5799 (cell_sdiv_adjust): New.
5800 (cell_udiv_adjust): New.
5801 (round_sdiv_adjust): New.
5802 (round_udiv_adjust): New.
5803 (wrap_constant): Moved from cselib.
5804 (unwrap_constant): New.
5805 (expand_debug_expr): New.
5806 (expand_debug_locations): New.
5807 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5809 (gimple_expand_cfg): Expand debug locations.
5810 * cselib.c: Include tree-pass.h.
5811 (struct expand_value_data): New.
5812 (cselib_record_sets_hook): New.
5813 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5814 (cselib_clear_table): Move, and implemnet in terms of...
5815 (cselib_reset_table_with_next_value): ... this.
5816 (cselib_get_next_unknown_value): New.
5817 (discard_useless_locs): Don't discard preserved values.
5818 (cselib_preserve_value): New.
5819 (cselib_preserved_value_p): New.
5820 (cselib_preserve_definitely): New.
5821 (cselib_clear_preserve): New.
5822 (cselib_preserve_only_values): New.
5823 (new_cselib_val): Take rtx argument. Dump it in details.
5824 (cselib_lookup_mem): Adjust.
5825 (expand_loc): Take regs_active in struct. Adjust. Silence
5826 dumps unless details are requested.
5827 (cselib_expand_value_rtx_cb): New.
5828 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5829 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5830 without details. Copy more subregs. Try to resolve values
5831 using a callback. Wrap constants.
5832 (cselib_subst_to_values): Adjust.
5833 (cselib_log_lookup): New.
5834 (cselib_lookup): Call it.
5835 (cselib_invalidate_regno): Don't count preserved values as useless.
5836 (cselib_invalidate_mem): Likewise.
5837 (cselib_record_set): Likewise.
5838 (struct set): Renamed to cselib_set, moved to cselib.h.
5839 (cselib_record_sets): Adjust. Call hook.
5840 (cselib_process_insn): Reset table when it would be cleared.
5841 (dump_cselib_val): New.
5842 (dump_cselib_table): New.
5843 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5844 (remove_forwarder_block): Support moving debug stmts.
5845 * cselib.h (cselib_record_sets_hook): Declare.
5846 (cselib_expand_callback): New type.
5847 (cselib_expand_value_rtx_cb): Declare.
5848 (cselib_reset_table_with_next_value): Declare.
5849 (cselib_get_next_unknown_value): Declare.
5850 (cselib_preserve_value): Declare.
5851 (cselib_preserved_value_p): Declare.
5852 (cselib_preserve_only_values): Declare.
5853 (dump_cselib_table): Declare.
5854 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5855 (try_crossjump_to_edge): Likewise.
5856 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5857 dominated blocks when debug stmts are present.
5858 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5859 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5860 (set_var_live_on_entry): Likewise.
5861 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5862 * cfglayout.c (curr_location, last_location): Make static.
5863 (set_curr_insn_source_location): Don't avoid bouncing.
5864 (get_curr_insn_source_location): New.
5865 (get_curr_insn_block): New.
5866 (duplicate_insn_chain): Handle debug insns.
5867 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5869 * common.opt (fcompare-debug): Move to sort order.
5870 (fdump-unnumbered-links): Likewise.
5871 (fvar-tracking-assignments): New.
5872 (fvar-tracking-assignments-toggle): New.
5873 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5874 because of debug stmts.
5875 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5876 (eliminate_unnecessary_stmts): Walk dominated blocks before
5878 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5879 * ira.c (memref_used_between_p): Skip debug insns.
5880 (update_equiv_regs): Likewise.
5881 * sched-deps.c (sd_lists_size): Accept empty list.
5882 (sd_init_insn): Mark debug insns.
5883 (sd_finish_insn): Unmark them.
5884 (sd_add_dep): Reject non-debug deps on debug insns.
5885 (fixup_sched_groups): Give debug insns group treatment.
5887 (sched_analyze_reg): Don't mark debug insns for sched before call.
5888 (sched_analyze_2): Handle debug insns.
5889 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5891 (deps_analyze_insn): Handle debug insns.
5892 (deps_start_bb): Skip debug insns.
5893 (init_deps): Initialize last_debug_insn.
5894 * tree-ssa.c (target_for_debug_bind): New.
5895 (find_released_ssa_name): New.
5896 (propagate_var_def_into_debug_stmts): New.
5897 (propagate_defs_into_debug_stmts): New.
5898 (verify_ssa): Skip debug bind stmts without values.
5899 (warn_uninialized_vars): Skip debug stmts.
5900 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5901 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5902 (rtx_equal_p): Likewise.
5903 * ira-costs.c (scan_one_insn): Skip debug insns.
5904 (process_bb_node_for_hard_reg_moves): Likewise.
5905 * rtl.h (DEBUG_INSN_P): New.
5906 (NONDEBUG_INSN_P): New.
5907 (MAY_HAVE_DEBUG_INSNS): New.
5908 (INSN_P): Accept debug insns.
5909 (RTX_FRAME_RELATED_P): Likewise.
5910 (INSN_DELETED_P): Likewise
5911 (PAT_VAR_LOCATION_DECL): New.
5912 (PAT_VAR_LOCATION_LOC): New.
5913 (PAT_VAR_OCATION_STATUS): New.
5914 (NOTE_VAR_LOCATION_DECL): Reimplement.
5915 (NOTE_VAR_LOCATION_LOC): Likewise.
5916 (NOTE_VAR_LOCATION_STATUS): Likewise.
5917 (INSN_VAR_LOCATION): New.
5918 (INSN_VAR_LOCATION_DECL): New.
5919 (INSN_VAR_LOCATION_LOC): New.
5920 (INSN_VAR_LOCATION_STATUS): New.
5921 (gen_rtx_UNKNOWN_VAR_LOC): New.
5922 (VAR_LOC_UNKNOWN_P): New.
5923 (NOTE_DURING_CALL_P): New.
5924 (SCHED_GROUP_P): Accept debug insns.
5925 (emit_debug_insn_before): Declare.
5926 (emit_debug_insn_before_noloc): Declare.
5927 (emit_debug_insn_beore_setloc): Declare.
5928 (emit_debug_insn_after): Declare.
5929 (emit_debug_insn_after_noloc): Declare.
5930 (emit_debug_insn_after_setloc): Declare.
5931 (emit_debug_insn): Declare.
5932 (make_debug_insn_raw): Declare.
5933 (prev_nondebug_insn): Declare.
5934 (next_nondebug_insn): Declare.
5935 (delegitimize_mem_from_attrs): Declare.
5936 (get_max_insn_count): Declare.
5937 (wrap_constant): Declare.
5938 (unwrap_constant): Declare.
5939 (get_curr_insn_source_location): Declare.
5940 (get_curr_insn_block): Declare.
5941 * tree-inline.c (insert_debug_decl_map): New.
5942 (processing_debug_stmt): New.
5943 (remap_decl): Don't create new mappings in debug stmts.
5944 (remap_gimple_op_r): Don't add references in debug stmts.
5945 (copy_tree_body_r): Likewise.
5946 (remap_gimple_stmt): Handle debug bind stmts.
5947 (copy_bb): Skip debug stmts.
5948 (copy_edges_for_bb): Likewise.
5949 (copy_debug_stmt): New.
5950 (copy_debug_stmts): New.
5951 (copy_body): Copy debug stmts at the end.
5952 (insert_init_debug_bind): New.
5953 (insert_init_stmt): Take id. Skip and emit debug stmts.
5954 (setup_one_parameter): Remap variable earlier, register debug mapping.
5955 (estimate_num_insns): Skip debug stmts.
5956 (expand_call_inline): Preserve debug_map.
5957 (optimize_inline_calls): Check for no debug_stmts left-overs.
5958 (unsave_expr_now): Preserve debug_map.
5959 (copy_gimple_seq_and_replace_locals): Likewise.
5960 (tree_function_versioning): Check for no debug_stmts left-overs.
5961 Init and destroy debug_map as needed. Split edges unconditionally.
5962 (build_duplicate_type): Init and destroy debug_map as needed.
5963 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5964 (struct copy_body_data): Add debug_stmts and debug_map.
5965 * sched-int.h (struct ready_list): Add n_debug.
5966 (struct deps): Add last_debug_insn.
5967 (DEBUG_INSN_SCHED_P): New.
5968 (BOUNDARY_DEBUG_INSN_P): New.
5969 (SCHEDULE_DEBUG_INSN_P): New.
5970 (sd_iterator_cond): Accept empty list.
5971 * combine.c (create_log_links): Skip debug insns.
5972 (combine_instructions): Likewise.
5973 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5974 return value is always unshared.
5975 (struct rtx_subst_pair): New.
5976 (auto_adjust_pair): New.
5977 (propagate_for_debug_subst): New.
5978 (propagate_for_debug): New.
5979 (try_combine): Skip debug insns. Propagate removed defs into
5981 (next_nonnote_nondebug_insn): New.
5982 (distribute_notes): Use it. Skip debug insns.
5983 (distribute_links): Skip debug insns.
5984 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5985 * resource.c (mark_target_live_regs): Likewise.
5986 * var-tracking.c: Include cselib.h and target.h.
5987 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5989 (micro_operation_type_name): New.
5990 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5991 (struct micro_operation_def): Update comments.
5992 (decl_or_value): New type. Use instead of decls.
5993 (struct emit_note_data_def): Add vars.
5994 (struct attrs_def): Use decl_or_value.
5995 (struct variable_tracking_info_def): Add permp, flooded.
5996 (struct location_chain_def): Update comment.
5997 (struct variable_part_def): Use decl_or_value.
5998 (struct variable_def): Make var_part a variable length array.
6000 (scratch_regs): New.
6001 (cselib_hook_called): New.
6002 (dv_is_decl_p): New.
6003 (dv_is_value_p): New.
6006 (dv_as_opaque): New.
6007 (dv_onepart_p): New.
6009 (IS_DECL_CODE): New.
6010 (check_value_is_not_decl): New.
6011 (dv_from_decl): New.
6012 (dv_from_value): New.
6013 (dv_htab_hash): New.
6014 (variable_htab_hash): Use it.
6015 (variable_htab_eq): Support values.
6016 (variable_htab_free): Free from the right pool.
6017 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6018 (attrs_list_union): Adjust.
6019 (attrs_list_mpdv_union): New.
6020 (tie_break_pointers): New.
6021 (canon_value_cmp): New.
6022 (unshare_variable): Return possibly-modified slot.
6023 (vars_copy_1): Adjust.
6024 (var_reg_decl_set): Adjust. Split out of...
6025 (var_reg_set): ... this.
6026 (get_init_value): Adjust.
6027 (var_reg_delete_and_set): Adjust.
6028 (var_reg_delete): Adjust.
6029 (var_regno_delete): Adjust.
6030 (var_mem_decl_set): Split out of...
6031 (var_mem_set): ... this.
6032 (var_mem_delete_and_set): Adjust.
6033 (var_mem_delete): Adjust.
6037 (variable_union): Adjust. Speed up merge of 1-part vars.
6038 (variable_canonicalize): Use unshared slot.
6039 (VALUED_RECURSED_INTO): New.
6040 (find_loc_in_1pdv): New.
6041 (struct dfset_merge): New.
6042 (insert_into_intersection): New.
6043 (intersect_loc_chains): New.
6045 (canonicalize_loc_order_check): New.
6046 (canonicalize_values_mark): New.
6047 (canonicalize_values_star): New.
6048 (variable_merge_over_cur): New.
6049 (variable_merge_over_src): New.
6050 (dataflow_set_merge): New.
6051 (dataflow_set_equiv_regs): New.
6052 (remove_duplicate_values): New.
6053 (struct dfset_post_merge): New.
6054 (variable_post_merge_new_vals): New.
6055 (variable_post_merge_perm_vals): New.
6056 (dataflow_post_merge_adjust): New.
6057 (find_mem_expr_in_1pdv): New.
6058 (dataflow_set_preserve_mem_locs): New.
6059 (dataflow_set_remove_mem_locs): New.
6060 (dataflow_set_clear_at_call): New.
6061 (onepart_variable_different_p): New.
6062 (variable_different_p): Use it.
6063 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6064 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6066 (track_loc_p): Pass it true.
6067 (struct count_use_info): New.
6068 (find_use_val): New.
6069 (replace_expr_with_values): New.
6071 (use_type): New, partially split out of...
6072 (count_uses): ... this. Count new micro-ops.
6073 (count_uses_1): Adjust.
6074 (count_stores): Adjust.
6075 (count_with_sets): New.
6076 (VAL_NEEDS_RESOLUTION): New.
6077 (VAL_HOLDS_TRACK_EXPR): New.
6078 (VAL_EXPR_IS_COPIED): New.
6079 (VAL_EXPR_IS_CLOBBERED): New.
6080 (add_uses): Adjust. Generate new micro-ops.
6081 (add_uses_1): Adjust.
6082 (add_stores): Generate new micro-ops.
6083 (add_with_sets): New.
6084 (find_src_status): Adjust.
6085 (find_src_set_src): Adjust.
6086 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6087 Handle new micro-ops. Canonicalize value equivalances.
6088 (vt_find_locations): Compute total size of hash tables for
6089 dumping. Perform merge for var-tracking-assignments. Don't
6090 disregard single-block loops.
6091 (dump_attrs_list): Handle decl_or_value.
6092 (dump_variable): Take variable. Deal with decl_or_value.
6093 (dump_variable_slot): New.
6094 (dump_vars): Use it.
6095 (dump_dataflow_sets): Adjust.
6096 (set_slot_part): New, extended to support one-part variables
6097 after splitting out of...
6098 (set_variable_part): ... this.
6099 (clobber_slot_part): New, split out of...
6100 (clobber_variable_part): ... this.
6101 (delete_slot_part): New, split out of...
6102 (delete_variable_part): .... this.
6103 (check_wrap_constant): New.
6104 (vt_expand_loc_callback): New.
6105 (vt_expand_loc): New.
6106 (emit_note_insn_var_location): Adjust. Handle values. Handle
6107 EMIT_NOTE_AFTER_CALL_INSN.
6108 (emit_notes_for_differences_1): Adjust. Handle values.
6109 (emit_notes_for_differences_2): Likewise.
6110 (emit_notes_for_differences): Adjust.
6111 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6112 Adjust. Handle new micro-ops.
6113 (vt_add_function_parameters): Adjust. Create and bind values.
6114 (vt_initialize): Adjust. Initialize scratch_regs and
6115 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6116 operations. Move some code to count_with_sets and add_with_sets.
6117 (delete_debug_insns): New.
6118 (vt_debug_insns_local): New.
6119 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6121 (var_tracking_main): If var-tracking-assignments is enabled
6122 but var-tracking isn't, delete debug insns and leave. Likewise
6123 if we exceed limits or fail the stack adjustments tests, and
6124 after all var-tracking processing.
6125 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6126 (dataflow_set): Add traversed_vars.
6127 (value_chain, const_value_chain): New typedefs.
6128 (value_chain_pool, value_chains): New variables.
6129 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6130 add_value_chains, add_cselib_value_chains, remove_value_chain,
6131 remove_value_chains, remove_cselib_value_chains): New functions.
6132 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6133 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6135 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6136 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6137 (dst_can_be_shared): New variable.
6138 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6139 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6140 different from set->vars, look up slot again instead of using the
6142 (dataflow_set_init): Initialize traversed_vars.
6143 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6144 lookup if set->vars is shared. Don't keep slot cleared before
6145 calling unshare_variable. Unshare set->vars if needed. Adjust
6146 unshare_variable callers. Clear dst_can_be_shared if needed.
6147 Even ->refcount == 1 vars must be unshared if set->vars is shared
6148 and var needs to be modified.
6149 (dataflow_set_union): Set traversed_vars during canonicalization.
6150 (VALUE_CHANGED, DECL_CHANGED): Define.
6151 (set_dv_changed, dv_changed_p): New static inlines.
6152 (track_expr_p): Clear DECL_CHANGED.
6153 (dump_dataflow_sets): Set it.
6154 (variable_was_changed): Call set_dv_changed.
6155 (emit_note_insn_var_location): Likewise.
6156 (changed_variables_stack): New variable.
6157 (check_changed_vars_1, check_changed_vars_2): New functions.
6158 (emit_notes_for_changes): Do nothing if changed_variables is
6159 empty. Traverse changed_variables with check_changed_vars_1,
6160 call check_changed_vars_2 on each changed_variables_stack entry.
6161 (emit_notes_in_bb): Add SET argument. Just clear it at the
6162 beginning, use it instead of local &set, don't destroy it at the end.
6163 (vt_emit_notes): Call dataflow_set_clear early on all
6164 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6165 computed set, dataflow_set_clear also VTI(bb)->in when we are
6166 done with the basic block. Initialize changed_variables_stack,
6167 free it afterwards. If ENABLE_CHECKING verify that after noting
6168 differences to an empty set value_chains hash table is empty.
6169 (vt_initialize): Initialize value_chains and value_chain_pool.
6170 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6171 (variable_tracking_main): Call dump_dataflow_sets before calling
6172 vt_emit_notes, not after it.
6173 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6174 (propagate_var_def_into_debug_stmts): Declare.
6175 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6176 (df_set_note): Reject debug insns.
6177 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6178 add notes to debug insns.
6179 (df_note_bb_compute): Adjust. Likewise.
6180 (df_simulate_uses): Skip debug insns.
6181 (df_simulate_initialize_backwards): Likewise.
6182 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6183 (subst_stack_regs_pat): Reject debug insns.
6184 (convert_regs_1): Handle debug insns.
6185 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6186 (print-rtl.o): Depend on cselib.h.
6187 (cselib.o): Depend on TREE_PASS_H.
6188 (var-tracking.o): Depend on cselib.h and TARGET_H.
6189 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6190 (init_ready_list): Skip boundary debug insns.
6191 (add_branch_dependences): Skip debug insns.
6192 (free_block_dependencies): Check for blocks with only debug insns.
6193 (compute_priorities): Likewise.
6194 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6195 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6197 (gimple_build_debug_bind_stat): New.
6198 (empty_body_p): Skip debug stmts.
6199 (gimple_has_side_effects): Likewise.
6200 (gimple_rhs_has_side_effects): Likewise.
6201 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6202 (gimple_build_debug_bind_stat): Declare.
6203 (gimple_build_debug_bind): Define.
6204 (is_gimple_debug): New.
6205 (gimple_debug_bind_p): New.
6206 (gimple_debug_bind_get_var): New.
6207 (gimple_debug_bind_get_value): New.
6208 (gimple_debug_bind_get_value_ptr): New.
6209 (gimple_debug_bind_set_var): New.
6210 (gimple_debug_bind_set_value): New.
6211 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6212 (gimple_debug_bind_reset_value): New.
6213 (gimple_debug_bind_has_value_p): New.
6214 (gsi_next_nondebug): New.
6215 (gsi_prev_nondebug): New.
6216 (gsi_start_nondebug_bb): New.
6217 (gsi_last_nondebug_bb): New.
6218 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6219 (print_insn): Handle DEBUG_INSN.
6220 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6221 of first insn prevail.
6222 (first_stmt): Skip debug stmts.
6223 (first_non_label_stmt): Likewise.
6224 (last_stmt): Likewise.
6225 (has_zero_uses_1): New.
6226 (single_imm_use_1): New.
6227 (verify_gimple_debug): New.
6228 (verify_types_in_gimple_stmt): Handle debug stmts.
6229 (verify_stmt): Likewise.
6230 (debug_loop_num): Skip debug stmts.
6231 (remove_edge_and_dominated_blocks): Remove dominators last.
6232 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6233 (linearize_expr): Likewise.
6234 * config/i386/i386.c (ix86_delegitimize_address): Call
6235 default implementation.
6236 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6237 (group_barrier_needed): Skip debug insns.
6238 (emit_insn_group_barriers): Likewise.
6239 (emit_all_insn_group_barriers): Likewise.
6240 (ia64_variable_issue): Handle debug insns.
6241 (ia64_dfa_new_cycle): Likewise.
6242 (final_emit_insn_group_barriers): Skip debug insns.
6243 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6244 def cfa without frame.
6245 (process_set): Likewise.
6246 (process_for_unwind_directive): Pass frame on.
6247 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6248 (rs6000_delegitimize_address): New.
6249 (rs6000_debug_adjust_cost): Handle debug insns.
6250 (is_microcoded_insn): Likewise.
6251 (is_cracked_insn): Likewise.
6252 (is_nonpipeline_insn): Likewise.
6253 (insn_must_be_first_in_group): Likewise.
6254 (insn_must_be_last_in_group): Likewise.
6255 (force_new_group): Likewise.
6256 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6257 contains only debug insns.
6258 (rtl_merge_blocks): Skip debug insns.
6259 (purge_dead_edges): Likewise.
6260 (rtl_block_ends_with_call_p): Skip debug insns.
6261 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6262 (mark_reg_dependencies): Skip debug insns.
6263 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6264 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6265 * tree-ssa-threadedge.c
6266 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6267 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6268 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6269 (copyprop_hardreg_forward_1): Handle debug insns.
6270 * reload1.c (reload): Skip debug insns. Replace unassigned
6271 pseudos in debug insns with their equivalences.
6272 (eliminate_regs_in_insn): Skip debug insns.
6273 (emit_input_reload_insns): Skip debug insns at first, adjust
6275 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6276 (get_indirect_ref_operands): Pass opf_no_vops on.
6277 (get_expr_operands): Likewise. Skip debug stmts.
6278 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6280 2009-09-01 Richard Henderson <rth@redhat.com>
6282 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6283 stmt_ends_pp_p statements at least once.
6284 * tree-vrp.c (vrp_initialize): Likewise.
6285 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6287 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6290 Fix AIX bootstrap after PR debug/30161
6291 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6292 that is a GNU extension.
6293 (tmpl_value_parm_die_table): Move the definition of this global
6294 outside #ifdef DWARF2_DEBUGGING_INFO region.
6296 2009-09-01 Richard Guenther <rguenther@suse.de>
6298 * tree.c (tree_expr_size): New function.
6299 * tree.h (tree_expr_size): Declare.
6300 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6301 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6302 * langhooks.c (lhd_expr_size): Remove.
6303 * langhooks.h (struct lang_hooks): Remove expr_size.
6304 * explow.c (expr_size): Use tree_expr_size.
6305 (int_expr_size): Likewise.
6306 * langhooks-def.h (lhd_expr_size): Remove.
6307 (LANG_HOOKS_EXPR_SIZE): Likewise.
6308 (LANG_HOOKS_INITIALIZER): Adjust.
6310 2009-09-01 Richard Guenther <rguenther@suse.de>
6312 * tree-flow.h (mark_addressable): Move declaration ...
6313 * tree.h (mark_addressable): ... here.
6314 * stmt.c (expand_asm_operands): Use mark_addressable, not
6315 lang_hooks.mark_addressable.
6316 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6317 LANG_HOOKS_MARK_ADDRESSABLE.
6318 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6319 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6321 2009-08-31 Chris Demetriou <cgd@google.com>
6323 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6324 vectorize if not TARGET_SSE2.
6326 2009-08-31 DJ Delorie <dj@redhat.com>
6328 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6329 registers if no coprocessor is enabled.
6331 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6334 * cgraph.h (cgraph_get_node): Declare ...
6335 * cgraph.c (cgraph_get_node): ... new function.
6336 * dwarf2out.c (gen_generic_params_dies,
6337 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6338 make_ith_pack_parameter_name,
6339 append_entry_to_tmpl_value_parm_die_table,
6340 gen_remaining_tmpl_value_param_die_attribute): New functions.
6341 (gen_subprogram_die): Generate debug info for template parameters
6342 if debug info level is higher than DINFO_LEVEL_TERSE.
6343 Use tree_add_const_value_attribute_for_decl instead of
6344 tree_add_const_value_attribute.
6345 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6346 instead of tree_add_const_value_attribute.
6347 (gen_struct_or_union_type_die): Generate debug
6348 info for template parameters if debug info level is higher than
6350 (tree_add_const_value_attribute): Handle integral and pointer
6351 constants. Update comment.
6352 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6353 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6354 (reference_to_unused): Fix thinko. Remove redundant predicates from
6356 (tree_add_const_value_attribute): Make this work for constant
6358 tree_add_const_value_attribute_for_decl is to be used for variable
6360 (add_location_or_const_value_attribute): Use
6361 tree_add_const_value_attribute_for_decl now.
6362 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6363 DW_TAG_template_value_param DIEs after function DIEs have been
6365 * langhooks.h (lang_hooks_for_types): Add
6366 get_argument_pack_elems.
6367 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6368 (lang_hooks): Added get_innermost_generic_parms,
6369 get_innermost_generic_args.
6370 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6371 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6372 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6373 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6375 2009-08-31 DJ Delorie <dj@redhat.com>
6377 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6378 it once we start generating the prologue or epilogue.
6379 (mep_call_saves_register): If the frame is locked, re-use
6381 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6382 (mep_expand_prologue): Call it.
6383 (mep_expand_epilogue): Likewise.
6384 (mep_start_function): Use the same logic as mep_expand_prologue.
6385 (mep_pass_by_reference): Make logic more readable.
6386 (mep_return_in_memory): Zero-sized objects are passed in memory.
6387 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6389 2009-08-31 Richard Guenther <rguenther@suse.de>
6391 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6392 to query if the memory regions for memmove overlap.
6393 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6394 asserts on pointers, instead deal with odd trees.
6395 (ptr_derefs_may_alias_p): Likewise.
6396 (refs_may_alias_p_1): Constructor bases also never alias.
6398 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6400 * doc/install.texi (Final install): Adjust reference on where to
6401 order printed manuals.
6403 2009-08-30 Olivier Hainque <hainque@adacore.com>
6405 * dwarf2out.c (switch_to_frame_table_section): Move
6406 definition prior to first use.
6408 2009-08-30 Richard Guenther <rguenther@suse.de>
6410 PR tree-optimization/41186
6411 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6412 (ao_ref_init_from_ptr_and_size): New function.
6413 (ref_maybe_used_by_call_p_1): Be more precise tracking
6414 used ranges for builtin functions.
6415 (ref_maybe_used_by_call_p): Adjust.
6416 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6417 ranges for builtin functions.
6418 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6420 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6423 * fwprop.c (get_reg_use_in): Delete.
6424 (free_load_extend): New function.
6425 (forward_propagate_subreg): Use it.
6427 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6429 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6431 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6434 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6437 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6439 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6440 fini or fini_array section.
6442 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6444 * graphite-dependences.c (graphite_legal_transform_bb): Call
6445 pbb_remove_duplicate_pdrs.
6446 * graphite-poly.c (can_collapse_pdr): Removed.
6447 (pdr_find_duplicate): Removed.
6448 (can_collapse_pdrs): New.
6449 (pbb_remove_duplicate_pdrs): New.
6450 (new_poly_dr): Do not look for duplicates.
6451 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6452 (PBB_PDR_DUPLICATES_REMOVED): New.
6453 (pbb_remove_duplicate_pdrs): Declared.
6455 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6457 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6458 the strides by multiplying by PDR_NB_REFS.
6459 * graphite-poly.c (can_collapse_pdr): New.
6460 (pdr_find_duplicate): New.
6461 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6462 Initialize PDR_NB_REFS.
6463 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6465 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6467 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6470 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6473 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6475 * graphite-dependences.c (pddr_original_scattering): Return NULL
6476 for read-read dependence relations.
6477 * graphite-poly.h (enum poly_dr_type): Fix comment.
6480 (pdr_may_write_p): New.
6482 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6484 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6485 (struct poly_dr): Same.
6486 (new_poly_dr): Same.
6487 * graphite-poly.c (new_poly_dr): Same.
6488 * graphite-dependences.c (dot_deps): Disable call to system.
6490 2009-08-28 Cary Coutant <ccoutant@google.com>
6493 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6494 struct/union/enum types local to a function.
6496 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6497 Sebastian Pop <sebastian.pop@amd.com>
6499 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6500 pbb_strip_mine_time_depth. Changed the implementation so that
6501 transformation is expressed as a transformation on
6502 time (scatttering) dimensions. Also, ensures that the 2d+1
6503 scheduling format is preserved.
6504 (pbb_strip_mine_profitable_p): Profitability is based on the
6505 iteration number of a given time (scattering) dimension,
6506 and not on a original loop depth dimension.
6507 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6508 (pbb_do_strip_mine): Call psct_dynamic_dim.
6509 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6510 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6511 (pbb_nb_dynamic_scattering_transform): New.
6512 (psct_dynamic_dim): New.
6514 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6516 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6517 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6518 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6519 * graphite-interchange.c (build_linearized_memory_access): Same.
6520 (memory_stride_in_loop): Same.
6522 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6524 * graphite-dependences.c (pddr_original_scattering): New.
6525 (graphite_legal_transform_dr): Call pddr_original_scattering.
6528 * graphite-dependences.h (dot_deps): Declared.
6529 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6530 (print_pdr): Print PDR_ID.
6531 * graphite-poly.h (struct poly_dr): Add field id.
6534 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6536 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6538 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6539 not delete the original dependence relation.
6541 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6543 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6544 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6545 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6546 (free_poly_ddr): New.
6547 (pddr_is_empty): New.
6548 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6549 (dependence_polyhedron): Same. Remove useless gcc_assert.
6551 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6552 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6553 * graphite-dependences.h (enum poly_dependence_kind): New.
6554 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6555 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6556 (PDRP_SINK): Renamed PDDR_SINK.
6557 (PDRP_DDP): Renamed PDDR_DDP.
6559 (free_poly_ddr): Declared.
6560 * graphite-poly.c (new_scop): Use the new hash function names.
6561 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6562 into original_pddrs.
6563 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6565 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6567 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6568 bounds with LT_EXPR to make niter analysis more precise on code
6569 generated by Graphite.
6571 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6573 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6574 (graphite_legal_transform_bb): Same.
6575 (poly_drs_may_alias_p): Same.
6577 2009-08-28 Richard Guenther <rguenther@suse.de>
6579 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6581 2009-08-28 Jan Beulich <jbeulich@novell.com>
6583 * config/i386/netware.c: Include langhooks.h.
6584 (i386_nlm_encode_section_info): Simplify.
6585 (netware_override_options): Delete.
6586 * config/i386/netware.h (netware_override_options): Delete
6588 (OVERRIDE_OPTIONS): Delete definition.
6589 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6590 (ASM_COMMENT_START): Define.
6591 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6593 2009-08-28 Jan Beulich <jbeulich@novell.com>
6595 * configure.ac: For in-tree ld, do a plain version check to
6596 determine whether comdat groups are supported.
6597 * configure: Regenerate.
6599 2009-08-28 Olivier Hainque <hainque@adacore.com>
6601 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6602 always defined. Reflect definition or absence of such for
6603 COLLECT_EXPORT_LIST. Readability helper.
6604 (scanfilter): New enum, to help control what symbols
6605 are to be considered or ignored by scan_prog_file.
6606 (enum pass): Rename as "scanpass", moved together with scanfilter
6607 prior to scan_prog_file's prototype.
6608 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6609 Group prototype with the scanpass/scanfilter definitions, factorize
6610 head comments for the several implementations at the prototype.
6611 (main): Reorganize the first pass link control to let AIX
6612 drag only the needed frame tables in executables. Prevent
6613 frame tables collection during the scan aimed at static ctors.
6614 Pre-link and scan for frame tables later to compensate.
6615 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6616 A C statement to issue assembly directives that create a reference
6617 to the given DWARF table identifier label from the current function
6619 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6620 to differentiate first time section entry. Only emit a .data
6621 tables start identifier label the first time around.
6622 (switch_to_frame_table_section): New function. Helper for
6623 output_call_frame_info to switch possibly BACK into the eh_frame
6624 or the debug_frame section depending on FOR_EH.
6625 (output_call_frame_info): Use helper to first enter the proper
6627 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6628 emit a link to the frame table start label from each function
6630 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6631 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6632 * config/rs6000/rs6000-protos.h: Declare it.
6633 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6635 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6637 * config/sh/sh.c (split_branches): Check the result of
6640 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6642 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6643 using -pthread -fopenmp
6645 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6647 * doc/service.texi (service directory): Update URL.
6649 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6651 PR rtl-optimization/40861
6652 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6653 extract word from a multi-word subreg for negative byte positions.
6655 2009-08-27 Tristan Gingold <gingold@adacore.com>
6656 Douglas B Rupp <rupp@gnat.com>
6658 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6659 (SECTION_VMS_OVERLAY): Define.
6660 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6662 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6664 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6665 common_object declarations.
6666 (ia64_section_type_flags): Set section flag for common_object.
6667 * config/ia64/ia64-protos.h
6668 (ia64_vms_output_aligned_decl_common): Declare.
6669 (ia64_vms_elf_asm_named_section): Declare.
6671 2009-08-27 Michael Matz <matz@suse.de>
6673 * expr.c (expand_expr_real_2): New function taking exploded
6674 unary or binary expression, split out from ...
6675 (expand_expr_real_1): ... here. Move over all unary/binary
6676 switch parts to above function, in particular these codes:
6677 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6678 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6679 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6680 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6681 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6682 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6683 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6684 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6685 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6686 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6687 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6688 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6689 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6690 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6691 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6692 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6693 VEC_PACK_FIX_TRUNC_EXPR.
6694 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6697 2009-08-27 Richard Guenther <rguenther@suse.de>
6699 * gengtype.c (main): Handle uint64_t.
6700 * ipa-utils.c (get_base_var): Indent properly.
6701 * tree-ssa-live.c (debug_scope_block): New function.
6702 * tree-flow.h (debug_scope_block): Declare.
6703 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6704 * basic-block.h (enum profile_status): Rename to
6705 enum profile_status_d.
6706 (x_profile_status): Adjust type.
6708 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6711 * dwarf2out.c (get_context_die): Declare this static function.
6712 (gen_type_die_with_usage): Make sure a DIE is a generated for
6713 the context of a typedef.
6715 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6717 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6720 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6722 * config/mips/mips-protos.h (mips_output_sync): Declare.
6723 (mips_sync_loop_insns): Likewise.
6724 (mips_output_sync_loop): Replace first two parameters with an rtx.
6725 * config/mips/mips.c (mips_multi_member): New structure.
6726 (mips_multi_members): New variable.
6727 (mips_multi_start): New function.
6728 (mips_multi_add): Likewise.
6729 (mips_multi_add_insn): Likewise.
6730 (mips_multi_add_label): Likewise.
6731 (mips_multi_last_index): Likewise.
6732 (mips_multi_copy_insn): Likewise.
6733 (mips_multi_set_operand): Likewise.
6734 (mips_multi_write): Likewise.
6735 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6736 (mips_init_print_operand_punct): Update accordingly.
6737 (mips_start_ll_sc_sync_block): New function.
6738 (mips_end_ll_sc_sync_block): Likewise.
6739 (mips_output_sync): Likewise.
6740 (mips_sync_insn1_template): Likewise.
6741 (mips_sync_insn2_template): Likewise.
6742 (mips_get_sync_operand): Likewise.
6743 (mips_process_sync_loop): Likewise.
6744 (mips_output_sync_loop): Use mips_process_sync_loop.
6745 (mips_sync_loop_insns): New function.
6746 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6747 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6748 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6749 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6750 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6751 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6752 (MIPS_SYNC_OLD_OP_12): Likewise.
6753 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6754 (MIPS_SYNC_NEW_OP_12): Likewise.
6755 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6756 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6757 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6758 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6759 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6760 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6761 * config/mips/mips.md (sync_mem): New attribute.
6762 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6763 (sync_exclusive_mask, sync_required_oldval): Likewise.
6764 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6765 (sync_release_barrier): Likewise.
6766 (length): Handle sync loops.
6767 (sync): Use mips_output_sync.
6768 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6769 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6770 and use mips_output_sync_loop.
6771 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6772 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6773 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6774 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6775 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6776 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6777 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6778 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6779 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6781 2009-08-26 Richard Guenther <rguenther@suse.de>
6784 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6785 the types to not match.
6786 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6788 * tree-ssa.c (useless_type_conversion_p): Conversions to
6789 pointers to unprototyped functions are useless.
6791 2009-08-26 Richard Guenther <rguenther@suse.de>
6793 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6794 whole-program condition, prepare to be called for non-globals.
6795 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6796 params build a representative with known type and track its fields.
6798 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6800 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6801 clearing by a taken branch.
6802 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6803 effectively after bbro pass.
6804 (sync_nand<mode>): Ditto.
6805 (sync_old_<fetchop_name><mode>): Ditto.
6806 (sync_old_nand<mode>): Ditto.
6807 (sync_new_<fetchop_name><mode>): Dito.
6808 (sync_new_nand<mode>): Ditto.
6809 (sync_compare_and_swap<mode>_1): Ditto.
6810 (*sync_compare_and_swap<mode>): Ditto.
6811 (sync_lock_test_and_set<mode>_1): Ditto.
6812 ("sync_lock_test_and_set<mode>): Ditto.
6814 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6816 * hwint.h (HOST_LONG_FORMAT): New macro
6817 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6818 Use HOST_PTR_PRINTF.
6819 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6820 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6821 (HOST_PTR_PRINTF): Document.
6823 2009-08-25 Jan Hubicka <jh@suse.cz>
6825 * config/i386/bmmintrin.h: Replace by #error.
6828 Michael Meissner <michael.meissner@amd.com>
6829 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6830 Tony Linthicum <tony.linthicum@amd.com>
6832 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6833 (TARGET_ROUND): New macro for the round/ptest instructions which
6834 are shared between SSE4.1 and SSE5.
6835 (OPTION_MASK_ISA_ROUND): Ditto.
6836 (OPTION_ISA_ROUND): Ditto.
6837 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6838 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6840 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6841 (-mfused-madd): New switch to give users control over whether the
6842 compiler optimizes to use the multiply/add SSE5 instructions.
6844 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6845 (ix86_handle_option): Turn off 3dnow if -msse5.
6846 (override_options): Add SSE5 support.
6847 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6849 (ix86_expand_sse_movcc): Add SSE5 support.
6850 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6851 vector type to the next largest size.
6852 (ix86_expand_sse5_pack): New function to use pperm to pack a
6853 vector type to the next smallest size.
6854 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6855 (IX86_BUILTIN_FMADDSD): Ditto.
6856 (IX86_BUILTIN_FMADDPS): Ditto.
6857 (IX86_BUILTIN_FMADDPD): Ditto.
6858 (IX86_BUILTIN_FMSUBSS): Ditto.
6859 (IX86_BUILTIN_FMSUBSD): Ditto.
6860 (IX86_BUILTIN_FMSUBPS): Ditto.
6861 (IX86_BUILTIN_FMSUBPD): Ditto.
6862 (IX86_BUILTIN_FNMADDSS): Ditto.
6863 (IX86_BUILTIN_FNMADDSD): Ditto.
6864 (IX86_BUILTIN_FNMADDPS): Ditto.
6865 (IX86_BUILTIN_FNMADDPD): Ditto.
6866 (IX86_BUILTIN_FNMSUBSS): Ditto.
6867 (IX86_BUILTIN_FNMSUBSD): Ditto.
6868 (IX86_BUILTIN_FNMSUBPS): Ditto.
6869 (IX86_BUILTIN_FNMSUBPD): Ditto.
6870 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6871 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6872 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6873 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6874 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6875 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6876 (IX86_BUILTIN_PPERM): Ditto.
6877 (IX86_BUILTIN_PERMPS): Ditto.
6878 (IX86_BUILTIN_PERMPD): Ditto.
6879 (IX86_BUILTIN_PMACSSWW): Ditto.
6880 (IX86_BUILTIN_PMACSWW): Ditto.
6881 (IX86_BUILTIN_PMACSSWD): Ditto.
6882 (IX86_BUILTIN_PMACSWD): Ditto.
6883 (IX86_BUILTIN_PMACSSDD): Ditto.
6884 (IX86_BUILTIN_PMACSDD): Ditto.
6885 (IX86_BUILTIN_PMACSSDQL): Ditto.
6886 (IX86_BUILTIN_PMACSSDQH): Ditto.
6887 (IX86_BUILTIN_PMACSDQL): Ditto.
6888 (IX86_BUILTIN_PMACSDQH): Ditto.
6889 (IX86_BUILTIN_PMADCSSWD): Ditto.
6890 (IX86_BUILTIN_PMADCSWD): Ditto.
6891 (IX86_BUILTIN_PHADDBW): Ditto.
6892 (IX86_BUILTIN_PHADDBD): Ditto.
6893 (IX86_BUILTIN_PHADDBQ): Ditto.
6894 (IX86_BUILTIN_PHADDWD): Ditto.
6895 (IX86_BUILTIN_PHADDWQ): Ditto.
6896 (IX86_BUILTIN_PHADDDQ): Ditto.
6897 (IX86_BUILTIN_PHADDUBW): Ditto.
6898 (IX86_BUILTIN_PHADDUBD): Ditto.
6899 (IX86_BUILTIN_PHADDUBQ): Ditto.
6900 (IX86_BUILTIN_PHADDUWD): Ditto.
6901 (IX86_BUILTIN_PHADDUWQ): Ditto.
6902 (IX86_BUILTIN_PHADDUDQ): Ditto.
6903 (IX86_BUILTIN_PHSUBBW): Ditto.
6904 (IX86_BUILTIN_PHSUBWD): Ditto.
6905 (IX86_BUILTIN_PHSUBDQ): Ditto.
6906 (IX86_BUILTIN_PROTB): Ditto.
6907 (IX86_BUILTIN_PROTW): Ditto.
6908 (IX86_BUILTIN_PROTD): Ditto.
6909 (IX86_BUILTIN_PROTQ): Ditto.
6910 (IX86_BUILTIN_PROTB_IMM): Ditto.
6911 (IX86_BUILTIN_PROTW_IMM): Ditto.
6912 (IX86_BUILTIN_PROTD_IMM): Ditto.
6913 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6914 (IX86_BUILTIN_PSHLB): Ditto.
6915 (IX86_BUILTIN_PSHLW): Ditto.
6916 (IX86_BUILTIN_PSHLD): Ditto.
6917 (IX86_BUILTIN_PSHLQ): Ditto.
6918 (IX86_BUILTIN_PSHAB): Ditto.
6919 (IX86_BUILTIN_PSHAW): Ditto.
6920 (IX86_BUILTIN_PSHAD): Ditto.
6921 (IX86_BUILTIN_PSHAQ): Ditto.
6922 (IX86_BUILTIN_FRCZSS): Ditto.
6923 (IX86_BUILTIN_FRCZSD): Ditto.
6924 (IX86_BUILTIN_FRCZPS): Ditto.
6925 (IX86_BUILTIN_FRCZPD): Ditto.
6926 (IX86_BUILTIN_CVTPH2PS): Ditto.
6927 (IX86_BUILTIN_CVTPS2PH): Ditto.
6928 (IX86_BUILTIN_COMEQSS): Ditto.
6929 (IX86_BUILTIN_COMNESS): Ditto.
6930 (IX86_BUILTIN_COMLTSS): Ditto.
6931 (IX86_BUILTIN_COMLESS): Ditto.
6932 (IX86_BUILTIN_COMGTSS): Ditto.
6933 (IX86_BUILTIN_COMGESS): Ditto.
6934 (IX86_BUILTIN_COMUEQSS): Ditto.
6935 (IX86_BUILTIN_COMUNESS): Ditto.
6936 (IX86_BUILTIN_COMULTSS): Ditto.
6937 (IX86_BUILTIN_COMULESS): Ditto.
6938 (IX86_BUILTIN_COMUGTSS): Ditto.
6939 (IX86_BUILTIN_COMUGESS): Ditto.
6940 (IX86_BUILTIN_COMORDSS): Ditto.
6941 (IX86_BUILTIN_COMUNORDSS): Ditto.
6942 (IX86_BUILTIN_COMFALSESS): Ditto.
6943 (IX86_BUILTIN_COMTRUESS): Ditto.
6944 (IX86_BUILTIN_COMEQSD): Ditto.
6945 (IX86_BUILTIN_COMNESD): Ditto.
6946 (IX86_BUILTIN_COMLTSD): Ditto.
6947 (IX86_BUILTIN_COMLESD): Ditto.
6948 (IX86_BUILTIN_COMGTSD): Ditto.
6949 (IX86_BUILTIN_COMGESD): Ditto.
6950 (IX86_BUILTIN_COMUEQSD): Ditto.
6951 (IX86_BUILTIN_COMUNESD): Ditto.
6952 (IX86_BUILTIN_COMULTSD): Ditto.
6953 (IX86_BUILTIN_COMULESD): Ditto.
6954 (IX86_BUILTIN_COMUGTSD): Ditto.
6955 (IX86_BUILTIN_COMUGESD): Ditto.
6956 (IX86_BUILTIN_COMORDSD): Ditto.
6957 (IX86_BUILTIN_COMUNORDSD): Ditto.
6958 (IX86_BUILTIN_COMFALSESD): Ditto.
6959 (IX86_BUILTIN_COMTRUESD): Ditto.
6960 (IX86_BUILTIN_COMEQPS): Ditto.
6961 (IX86_BUILTIN_COMNEPS): Ditto.
6962 (IX86_BUILTIN_COMLTPS): Ditto.
6963 (IX86_BUILTIN_COMLEPS): Ditto.
6964 (IX86_BUILTIN_COMGTPS): Ditto.
6965 (IX86_BUILTIN_COMGEPS): Ditto.
6966 (IX86_BUILTIN_COMUEQPS): Ditto.
6967 (IX86_BUILTIN_COMUNEPS): Ditto.
6968 (IX86_BUILTIN_COMULTPS): Ditto.
6969 (IX86_BUILTIN_COMULEPS): Ditto.
6970 (IX86_BUILTIN_COMUGTPS): Ditto.
6971 (IX86_BUILTIN_COMUGEPS): Ditto.
6972 (IX86_BUILTIN_COMORDPS): Ditto.
6973 (IX86_BUILTIN_COMUNORDPS): Ditto.
6974 (IX86_BUILTIN_COMFALSEPS): Ditto.
6975 (IX86_BUILTIN_COMTRUEPS): Ditto.
6976 (IX86_BUILTIN_COMEQPD): Ditto.
6977 (IX86_BUILTIN_COMNEPD): Ditto.
6978 (IX86_BUILTIN_COMLTPD): Ditto.
6979 (IX86_BUILTIN_COMLEPD): Ditto.
6980 (IX86_BUILTIN_COMGTPD): Ditto.
6981 (IX86_BUILTIN_COMGEPD): Ditto.
6982 (IX86_BUILTIN_COMUEQPD): Ditto.
6983 (IX86_BUILTIN_COMUNEPD): Ditto.
6984 (IX86_BUILTIN_COMULTPD): Ditto.
6985 (IX86_BUILTIN_COMULEPD): Ditto.
6986 (IX86_BUILTIN_COMUGTPD): Ditto.
6987 (IX86_BUILTIN_COMUGEPD): Ditto.
6988 (IX86_BUILTIN_COMORDPD): Ditto.
6989 (IX86_BUILTIN_COMUNORDPD): Ditto.
6990 (IX86_BUILTIN_COMFALSEPD): Ditto.
6991 (IX86_BUILTIN_COMTRUEPD): Ditto.
6992 (IX86_BUILTIN_PCOMEQUB): Ditto.
6993 (IX86_BUILTIN_PCOMNEUB): Ditto.
6994 (IX86_BUILTIN_PCOMLTUB): Ditto.
6995 (IX86_BUILTIN_PCOMLEUB): Ditto.
6996 (IX86_BUILTIN_PCOMGTUB): Ditto.
6997 (IX86_BUILTIN_PCOMGEUB): Ditto.
6998 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6999 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7000 (IX86_BUILTIN_PCOMEQUW): Ditto.
7001 (IX86_BUILTIN_PCOMNEUW): Ditto.
7002 (IX86_BUILTIN_PCOMLTUW): Ditto.
7003 (IX86_BUILTIN_PCOMLEUW): Ditto.
7004 (IX86_BUILTIN_PCOMGTUW): Ditto.
7005 (IX86_BUILTIN_PCOMGEUW): Ditto.
7006 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7007 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7008 (IX86_BUILTIN_PCOMEQUD): Ditto.
7009 (IX86_BUILTIN_PCOMNEUD): Ditto.
7010 (IX86_BUILTIN_PCOMLTUD): Ditto.
7011 (IX86_BUILTIN_PCOMLEUD): Ditto.
7012 (IX86_BUILTIN_PCOMGTUD): Ditto.
7013 (IX86_BUILTIN_PCOMGEUD): Ditto.
7014 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7015 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7016 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7017 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7018 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7019 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7020 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7021 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7022 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7023 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7024 (IX86_BUILTIN_PCOMEQB): Ditto.
7025 (IX86_BUILTIN_PCOMNEB): Ditto.
7026 (IX86_BUILTIN_PCOMLTB): Ditto.
7027 (IX86_BUILTIN_PCOMLEB): Ditto.
7028 (IX86_BUILTIN_PCOMGTB): Ditto.
7029 (IX86_BUILTIN_PCOMGEB): Ditto.
7030 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7031 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7032 (IX86_BUILTIN_PCOMEQW): Ditto.
7033 (IX86_BUILTIN_PCOMNEW): Ditto.
7034 (IX86_BUILTIN_PCOMLTW): Ditto.
7035 (IX86_BUILTIN_PCOMLEW): Ditto.
7036 (IX86_BUILTIN_PCOMGTW): Ditto.
7037 (IX86_BUILTIN_PCOMGEW): Ditto.
7038 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7039 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7040 (IX86_BUILTIN_PCOMEQD): Ditto.
7041 (IX86_BUILTIN_PCOMNED): Ditto.
7042 (IX86_BUILTIN_PCOMLTD): Ditto.
7043 (IX86_BUILTIN_PCOMLED): Ditto.
7044 (IX86_BUILTIN_PCOMGTD): Ditto.
7045 (IX86_BUILTIN_PCOMGED): Ditto.
7046 (IX86_BUILTIN_PCOMFALSED): Ditto.
7047 (IX86_BUILTIN_PCOMTRUED): Ditto.
7048 (IX86_BUILTIN_PCOMEQQ): Ditto.
7049 (IX86_BUILTIN_PCOMNEQ): Ditto.
7050 (IX86_BUILTIN_PCOMLTQ): Ditto.
7051 (IX86_BUILTIN_PCOMLEQ): Ditto.
7052 (IX86_BUILTIN_PCOMGTQ): Ditto.
7053 (IX86_BUILTIN_PCOMGEQ): Ditto.
7054 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7055 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7056 (enum multi_arg_type): New enum for describing the various SSE5
7057 intrinsic argument types.
7058 (bdesc_multi_arg): New table for SSE5 intrinsics.
7059 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7060 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7062 (ix86_expand_builtin): Add SSE5 intrinsic support.
7063 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7064 operand instructions.
7065 (ix86_expand_sse5_multiple_memory): New function to split the
7066 second memory reference from SSE5 instructions.
7067 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7068 (ix86_return_pops_args): Use stdarg_p to determine if the function
7069 has variable arguments.
7070 (ix86_setup_incoming_varargs): Ditto.
7071 (x86_this_parameter): Ditto.
7073 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7075 (ix86_expand_sse5_pack): Ditto.
7076 (ix86_sse5_valid_op_p): Ditto.
7077 (ix86_expand_sse5_multiple_memory): Ditto.
7079 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7080 constant for SSE5 support.
7081 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7082 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7083 (UNSPEC_SSE5_PERMUTE): Ditto.
7084 (UNSPEC_SSE5_ASHIFT): Ditto.
7085 (UNSPEC_SSE5_LSHIFT): Ditto.
7086 (UNSPEC_FRCZ): Ditto.
7087 (UNSPEC_CVTPH2PS): Ditto.
7088 (UNSPEC_CVTPS2PH): Ditto.
7089 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7091 (COM_FALSE_S): Ditto.
7092 (COM_FALSE_P): Ditto.
7093 (COM_TRUE_S): Ditto.
7094 (COM_TRUE_P): Ditto.
7095 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7096 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7098 (memory attribute): Ditto.
7099 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7100 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7101 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7102 (floor<mode>2): Ditto.
7103 (ceil<mode>2): Ditto.
7104 (btrunc<mode>2): Ditto.
7105 (nearbyintdf2): Ditto.
7106 (nearbyintsf2): Ditto.
7107 (sse_setccsf): Disable if SSE5.
7108 (sse_setccdf): Ditto.
7109 (sse5_setcc<mode>): New support for SSE5 conditional move.
7110 (sse5_pcmov_<mode>): Ditto.
7112 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7114 (SSEMODEF2P): Ditto.
7115 (ssemodesuffixf4): New mode attribute for SSE5.
7116 (ssemodesuffixf2s): Ditto.
7117 (ssemodesuffixf2c): Ditto.
7118 (sserotatemax): Ditto.
7119 (ssescalarmode): Ditto.
7120 (sse_maskcmpv4sf3): Disable if SSE5.
7121 (sse_maskcmpv2df3): Ditto.
7122 (sse_vmmaskcmpv4sf3): Ditto.
7123 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7124 (sse5_vmfmadd<mode>4): Ditto.
7125 (sse5_fmsub<mode>4): Ditto.
7126 (sse5_vmfmsub<mode>4): Ditto.
7127 (sse5_fnmadd<mode>4): Ditto.
7128 (sse5_vmfnmadd<mode>4): Ditto.
7129 (sse5_fnmsub<mode>4): Ditto.
7130 (sse5_vmfnmsub<mode>4): Ditto.
7131 (sse5i_fmadd<mode>4): Ditto.
7132 (sse5i_fmsub<mode>4): Ditto.
7133 (sse5i_fnmadd<mode>4): Ditto.
7134 (sse5i_fnmsub<mode>4): Ditto.
7135 (sse5i_vmfmadd<mode>4): Ditto.
7136 (sse5i_vmfmsub<mode>4): Ditto.
7137 (sse5i_vmfnmadd<mode>4): Ditto.
7138 (sse5i_vmfnmsub<mode>4): Ditto.
7139 (mulv16qi3): Add SSE5 support.
7141 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7142 (sse2_mulv4si3): Disable if SSE5.
7143 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7144 (sse4_1_roundps): Ditto.
7145 (sse4_1_roundsd): Ditto.
7146 (sse4_1_roundss): Ditto.
7147 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7149 (sse_maskcmpsf3): Ditto.
7150 (sse_vmmaskcmpv4sf3): Ditto.
7151 (sse2_maskcmpv2df3): Ditto.
7152 (sse2_maskcmpdf3): Ditto.
7153 (sse2_vmmaskcmpv2df3): Ditto.
7154 (sse2_eq<mode>3): Ditto.
7155 (sse2_gt<mode>3): Ditto.
7156 (sse5_pcmov_<mode>): Add SSE5 support.
7157 (vec_unpacku_hi_v16qi): Ditto.
7158 (vec_unpacks_hi_v16qi): Ditto.
7159 (vec_unpacku_lo_v16qi): Ditto.
7160 (vec_unpacks_lo_v16qi): Ditto.
7161 (vec_unpacku_hi_v8hi): Ditto.
7162 (vec_unpacks_hi_v8hi): Ditto.
7163 (vec_unpacku_lo_v8hi): Ditto.
7164 (vec_unpacks_lo_v8hi): Ditto.
7165 (vec_unpacku_hi_v4si): Ditto.
7166 (vec_unpacks_hi_v4si): Ditto.
7167 (vec_unpacku_lo_v4si): Ditto.
7168 (vec_unpacks_lo_v4si): Ditto.
7169 (sse5_pmacsww): New SSE5 intrinsic insn.
7170 (sse5_pmacssww): Ditto.
7171 (sse5_pmacsdd): Ditto.
7172 (sse5_pmacssdd): Ditto.
7173 (sse5_pmacssdql): Ditto.
7174 (sse5_pmacssdqh): Ditto.
7175 (sse5_pmacsdqh): Ditto.
7176 (sse5_pmacsswd): Ditto.
7177 (sse5_pmacswd): Ditto.
7178 (sse5_pmadcsswd): Ditto.
7179 (sse5_pmadcswd): Ditto.
7180 (sse5_pcmov_<move>): Conditional move support on SSE5.
7181 (sse5_phaddbw): New SSE5 intrinsic insn.
7182 (sse5_phaddbd): Ditto.
7183 (sse5_phaddbq): Ditto.
7184 (sse5_phaddwd): Ditto.
7185 (sse5_phaddwq): Ditto.
7186 (sse5_phadddq): Ditto.
7187 (sse5_phaddubw): Ditto.
7188 (sse5_phaddubd): Ditto.
7189 (sse5_phaddubq): Ditto.
7190 (sse5_phadduwd): Ditto.
7191 (sse5_phadduwq): Ditto.
7192 (sse5_phaddudq): Ditto.
7193 (sse5_phsubbw): Ditto.
7194 (sse5_phsubwd): Ditto.
7195 (sse5_phsubdq): Ditto.
7196 (sse5_pperm): Ditto.
7197 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7198 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7199 (sse5_pperm_sign_v8hi_v4si): Ditto.
7200 (sse5_pperm_zero_v8hi_v4si): Ditto.
7201 (sse5_pperm_sign_v4si_v2di): Ditto.
7202 (sse5_pperm_sign_v4si_v2di): Ditto.
7203 (sse5_pperm_pack_v2di_v4si): Ditto.
7204 (sse5_pperm_pack_v4si_v8hi): Ditto.
7205 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7206 (sse5_perm<mode>): New SSE5 intrinsic insn.
7207 (rotl<mode>3): Ditto.
7208 (sse5_rotl<mode>3): Ditto.
7209 (sse5_ashl<mode>3): Ditto.
7210 (sse5_lshl<mode>3): Ditto.
7211 (sse5_frcz<mode>2): Ditto.
7212 (sse5s_frcz<mode>2): Ditto.
7213 (sse5_cvtph2ps): Ditto.
7214 (sse5_cvtps2ph): Ditto.
7215 (sse5_vmmaskcmp<mode>3): Ditto.
7216 (sse5_com_tf<mode>3): Ditto.
7217 (sse5_maskcmp<mode>3): Ditto.
7218 (sse5_maskcmp_uns<mode>3): Ditto.
7219 (sse5_maskcmp_uns2<mode>3): Ditto.
7220 (sse5_pcom_tf<mode>3): Ditto.
7222 * config/i386/predicates.md (sse5_comparison_float_operator):
7223 New predicate to match the comparison operators supported by
7224 the SSE5 com instruction.
7225 (ix86_comparison_int_operator): New predicate to match just the
7226 signed int comparisons.
7227 (ix86_comparison_uns_operator): New predicate to match just the
7228 unsigned int comparisons.
7230 * doc/invoke.texi (-msse5): Add documentation.
7231 (-mfused-madd): Ditto.
7233 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7235 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7237 (x86_64-*-*): Ditto.
7239 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7241 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7242 intrinisics for SSE5.
7244 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7247 * config/i386/mmintrin-common.h: New file, to contain common
7248 instructions between SSE4.1 and SSE5.
7250 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7251 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7252 (gen_regparm_prefix): Ditto.
7254 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7255 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7256 prototype_p to determine if a function is prototyped.
7258 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7260 * c-common.c (c_common_reswords) add the alignof keyword,
7261 with same RID as __alignof and __alignof__
7263 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7265 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7266 * hooks.c (hook_bool_const_int_const_int_true): New function.
7267 * target.h (struct gcc_target): Add can_eliminate field.
7268 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7269 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7270 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7271 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7272 (elim_table): Revise comment.
7273 * system.h (CAN_ELIMINATE): Poison.
7274 * defaults.h (CAN_ELIMINATE): Remove.
7275 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7277 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7278 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7280 (alpha_vms_can_eliminate): Declare as static, change return type to
7282 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7284 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7285 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7286 (arm_can_eliminate): New function.
7288 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7289 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7290 (avr_can_eliminate): Declare as static.
7291 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7293 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7294 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7295 (bfin_can_eliminate): New function.
7297 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7298 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7299 (crx_can_eliminate): New function.
7301 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7302 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7303 (fr30_can_eliminate): New function.
7305 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7306 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7307 (frv_can_eliminate): New function.
7309 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7310 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7311 (h8300_can_eliminate): New function.
7313 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7314 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7315 (i386_can_eliminate): Declare as static, change return type to bool.
7316 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7318 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7319 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7320 (ia64_can_eliminate): New function.
7322 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7323 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7324 (iq2000_can_eliminate): New function.
7326 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7327 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7328 (m32r_can_eliminate): New function.
7330 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7331 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7332 (m68hc11_can_eliminate): New function.
7334 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7335 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7336 (m68k_can_eliminate): New function.
7338 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7339 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7340 (mep_can_eliminate): New function.
7342 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7343 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7344 (mips_can_eliminate): New function.
7346 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7347 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7348 (rs6000_can_eliminate): New function.
7350 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7351 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7352 (s390_can_eliminate): Declare as static.
7353 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7355 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7356 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7357 (score_can_eliminate): New function.
7359 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7360 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7361 (sparc_can_eliminate): Declare as static.
7362 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7364 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7365 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7366 (xstormy16_can_eliminate): New function.
7368 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7369 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7370 (v850_can_eliminate): New function.
7372 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7374 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7375 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7376 (*movdfcc_ext[1234]): Disable for IEEE mode.
7378 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7380 * gimplify.c (prepare_gimple_addressable): New static function.
7381 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7383 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7384 manually fiddling with it.
7386 2009-08-25 Michael Matz <matz@suse.de>
7388 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7389 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7391 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7392 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7393 (do_jump): Split out code for simple binary comparisons into ...
7394 (do_jump_1): ... this, taking the individual operands and code.
7395 Change callers to helper function above accordingly.
7396 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7399 2009-08-25 Michael Matz <matz@suse.de>
7401 * expr.h (struct separate_ops, sepops): New type for passing
7402 around an exploded simple expression.
7403 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7404 Use this structure instead of expression tree.
7405 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7406 expression, only its type.
7407 (expand_vec_cond_expr): Take type and individual operands instead
7409 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7410 expand_vec_shift_expr): Change prototype accordingly.
7411 * tree-vect-stmts.c (vectorizable_condition): Change call of
7412 expand_vec_cond_expr_p to pass only type.
7413 * expr.c (do_store_flags): Change prototype and implementation
7414 to take an exploded expression.
7415 (expand_expr_real_1): New local ops initialized with details
7416 of the full expression. Use it instead of full
7417 expression in calls to do_store_flags, expand_vec_cond_expr,
7418 expand_widen_pattern_expr and expand_vec_shift_expr.
7420 2009-08-25 Michael Matz <matz@suse.de>
7422 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7423 treeop2 initialized with first three operands of the full expression.
7424 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7426 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7428 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7429 (__gthread_objc_condition_allocate): Mark arguments as unused.
7430 (__gthread_objc_condition_deallocate): Likewise.
7431 (__gthread_objc_condition_wait): Likewise.
7432 (__gthread_objc_condition_broadcast): Likewise.
7433 (__gthread_objc_condition_signal): Likewise.
7434 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7435 (__gthread_objc_thread_id): Likewise.
7437 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7440 * tree-pretty-print.c (print_call_name): Print the correct call name
7441 for procedure pointer components.
7443 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7445 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7446 default_promote_function_mode when not VMS.
7448 2009-08-24 Olivier Hainque <hainque@adacore.com>
7450 * convert.c (convert_to_integer): Don't assume an input pointer is
7451 POINTER_SIZE wide. Fetch from the type instead.
7453 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7455 * configure.ac (AC_PREREQ): Bump to 2.64.
7457 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7459 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7460 (process_command): Don't search standard_exec_prefix_1 and
7461 standard_exec_prefix_2.
7463 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7465 * config/arm/arm.c (output_return_instruction): Handle for
7468 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7470 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7472 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7474 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7475 (*arm_movdf_vfp): Likewise.
7477 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7479 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7480 (vashr<mode>3): Rename from ashr<mode>3.
7481 (vlshr<mode>3): Rename from lshr<mode>3.
7483 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7486 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7487 (check_format_info_main): Use scalar_identify_flag.
7488 (check_format_types): Check for scalar size identity if
7489 scalar_identify_flag is set.
7490 (printf_length_specs): Extend by new field.
7491 (asm_fprintf_length_specs): Likewise.
7492 (gcc_diag_length_specs): Likewise.
7493 (scanf_length_specs): Likewise.
7494 (strfmon_length_specs): Likewise.
7495 (gcc_gfc_length_specs): Likewise.
7496 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7497 (ms_printf_flag_specs): Likewise.
7498 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7500 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7503 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7504 (*call_value_pop_1): Ditto.
7505 (*sibcall_pop_1): New insn pattern.
7506 (*sibcall_value_pop_1): Ditto.
7508 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7511 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7514 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7517 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7518 (get_reg_use_in): New function.
7519 (forward_propagate_subreg): Propagate through subreg of zero_extend
7522 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7524 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7525 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7527 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7529 * configure.ac: Remove --with-datarootdir, --with-docdir,
7530 --with-htmldir switches. No need to call AC_SUBST for
7531 datarootdir, docdir, htmldir any more.
7532 * configure: Regenerate.
7533 * doc/install.texi (Configuration): Document --datarootdir,
7534 --docdir, --htmldir, --pdfdir; update documentation for
7535 --infodir, --mandir.
7536 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7539 * aclocal.m4: Regenerate.
7540 * config.in: Regenerate.
7541 * configure: Regenerate.
7543 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7544 Olivier Hainque <hainque@adacore.com>
7546 * config/ia64/ia64.c: Include libfuncs.h.
7547 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7548 (ia64_expand_call): Use reg 25 on VMS.
7549 (ia64_initialize_trampoline): Fix for VMS ABI.
7550 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7551 (ia64_function_arg): Initialize reg 25 on VMS.
7552 Fix OpenVMS ABI issues for varargs.
7553 For OpenVMS, emit the Argument Information register set in the
7554 incoming/sibcall case as well.
7555 (ia64_arg_type): New function.
7556 (ia64_function_arg_advance): Keep track of cum->words.
7557 Fix OpenVMS ABI issues for varargs.
7558 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7559 (ia64_override_options): Set flag_no_common on VMS.
7560 (ia64_init_builtins): Disable FWRITE builtin.
7561 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7562 (ia64_vms_init_libfuncs): Add decc$ routines.
7563 (ia64_vms_valid_pointer_mode): New function.
7564 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7565 (ia64_promote_function_mode): New function
7566 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7567 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7568 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7569 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7570 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7571 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7572 Suppress trailing '#' if VALUE is numeric.
7573 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7574 ia64_promote_function_mode.
7575 (TARGET_VALID_POINTER_MODE): Define.
7577 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7580 * config/rs6000/rs6000.c (rs6000_override_options): Use
7581 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7584 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7585 reporting of vector + decimal/boolean/complex error.
7587 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7589 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7590 __vector double TYPE_DECL.
7592 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7594 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7595 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7596 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7597 to pointer to enum machine_mode. Update all callers as needed.
7599 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7601 * config/alpha/alpha.md (exception_receiver): Emit alternative
7602 GP load sequence if flag_reorder_blocks_and_partition is set.
7603 (*exception_receiver_2): Also enable when
7604 flag_reorder_blocks_and_partition is set.
7606 2009-08-20 Matt Rice <ratmice@gmail.com>
7607 Diego Novillo <dnovillo@google.com>
7609 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7612 2009-08-20 Richard Guenther <rguenther@suse.de>
7614 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7615 * c-tree.h (c_dup_lang_specific_decl): Remove.
7616 (struct lang_decl, struct lang_type): Move definitions ...
7617 * c-lang.h: ... here. New file.
7618 * c-decl.c: Include c-lang.h.
7619 (c_dup_lang_specific_decl): Remove.
7620 * c-typeck.c: Include c-lang.h.
7621 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7622 (c-typeck.o): Likewise.
7623 * c-config-lang.in (gtfiles): Add c-lang.h.
7624 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7627 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7629 * config/alpha/alpha.c (alpha_end_function): Do not clear
7630 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7631 this is now handled in generic code.
7633 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7635 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7636 (s390_z10_fix_long_loop_prediction): New function.
7637 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7638 (s390_reorg): Walk over the INSNs and invoke
7639 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7641 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7643 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7644 "*brx_64bit", "*brx_31bit"): New patterns.
7645 * config/s390/s390.c ('E'): New output modifier.
7647 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7648 Richard Earnshaw <richard.earnshaw@arm.com>
7650 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7651 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7653 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7655 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7657 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7658 for mode mode of operand0 when doing secondary reload for SAR.
7660 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7663 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7664 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7666 2009-08-19 Jason Merrill <jason@redhat.com>
7668 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7669 supported template depth in C++0x.
7671 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7673 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7674 free_after_compilation.
7675 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7676 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7677 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7678 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7679 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7680 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7681 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7683 2009-08-19 Ian Lance Taylor <iant@google.com>
7685 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7686 of (plus (mult (neg B) C) A).
7688 2009-08-18 Michael Matz <matz@suse.de>
7690 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7691 instead of comparing TYPE_MAIN_VARIANT for equality.
7692 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7693 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7694 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7695 * gimplify.c (goa_lhs_expr_p): Ditto and use
7696 STRIP_USELESS_TYPE_CONVERSION.
7698 2009-08-18 Michael Matz <matz@suse.de>
7700 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7701 first field in a struct.
7702 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7704 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7706 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7707 locators before emit_insn is called. Remove assert that
7709 (alpha_end_function): Clear crtl->emit structure and free insn
7710 locators if cfun->is_thunk is true.
7712 2009-08-18 Jason Merrill <jason@redhat.com>
7714 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7716 * configure.ac: Test for it.
7717 * configure, config.in: Regenerate.
7718 * doc/install.texi: Document --enable-gnu-unique-object.
7720 2009-08-18 Richard Guenther <rguenther@suse.de>
7723 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7724 pow(x,y*z) only if x is nonnegative.
7726 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7728 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7732 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7733 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7735 2009-08-17 DJ Delorie <dj@redhat.com>
7737 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7738 * config/m32c/prologue.md (epilogue_freit): New.
7740 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7741 (bank_switch_p): Likewise.
7742 (fast_interrupt_p): Likewise.
7743 (interrupt_p): Likewise.
7744 (m32c_conditional_register_usage): Round memregs size up.
7745 (need_to_save): We only need to save $a0 when we use ENTER.
7746 (interrupt_p): Check for fast_interrupt too.
7747 (bank_switch_p): New.
7748 (fast_interrupt_p): New.
7749 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7750 (m32c_emit_prolog): Support bank switching and fast interrupts.
7751 * doc/extend.texi (Function Attributes): Add bank_switch and
7754 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7756 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7757 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7759 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7761 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7762 (menu): Add IA-64/VMS Options.
7763 (IA-64/VMS Options): Likewise.
7765 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7768 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7770 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7772 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7773 (mips_pop_asm_switch): Likewise.
7774 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7776 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7777 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7778 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7779 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7780 instead of set_noreorder.
7781 (mips_output_function_prologue): Use the new functions.
7782 (mips_output_function_epilogue): Likewise.
7783 (mips_need_noat_wrapper_p): New function, split out from...
7784 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7785 Use mips_push_asm_switch and mips_pop_asm_switch.
7786 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7787 and mips_pop_asm_switch.
7788 (ASM_OUTPUT_REG_POP): Likewise.
7789 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7790 Use mips_pop_asm_switch.
7791 (mips_asm_switch): New structure.
7792 (set_noreorder, set_nomacro): Replace with...
7793 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7794 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7795 instead of set_nomacro.
7796 (fix_truncsfsi2_macro): Likewise.
7797 (cprestore): Likewise.
7798 (hazard): Use mips_noreorder instead of set_noreorder.
7799 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7801 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7803 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7804 from prev_active_insn.
7806 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7808 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7809 * config/avr/avr.c (avr_override_options): Initialize
7810 avr_current_arch variable.
7811 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7812 __AVR_HAVE_16BIT_SP__ according to the device type.
7813 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7815 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7816 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7818 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7821 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7822 generating inlined subroutine die only. We shouldn't be
7823 called for anything else.
7824 (gen_block_die): Don't generate inline subroutine debug info for
7827 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7829 * graphite-poly.c (print_pbb): Print PBB index.
7831 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7834 * graphite-interchange.c (ppl_max_for_le): Moved...
7835 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7836 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7837 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7838 * graphite-ppl.h (ppl_max_for_le): Declared.
7840 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7842 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7843 supported on all platforms.
7844 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7845 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7846 * c-pragma.c: Likewise.
7847 * target-def.h (TARGET_INITIALIZER): Remove
7848 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7849 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7851 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7853 * config/ia64/fde-vms.c: New file.
7854 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7855 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7856 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7857 (uw_frame_state_for): Only register a personality routine if it is
7858 known to be compatible with our expectations.
7859 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7860 Declare unw_table_entry stack variable and
7861 mod all calls to _Unwind_FindTableEntry to add arg.
7862 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7863 (_Unwind_FindTableEntry): Add arg to prototype.
7865 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7867 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7868 field 'signal_pfs_loc'.
7869 (uw_frame_state_for): Remove duplicate code dealing with leaf
7870 procedures without unwind info.
7871 If in the frame after unwinding through a signal handler, restore
7872 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7873 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7874 'pfs_loc' to the AR.PFS location in the signal context; instead
7875 set 'signal_pfs_loc'.
7876 Manually generate the unwind info for the AR.PFS register.
7877 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7878 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7879 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7880 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7881 instead set 'signal_pfs_loc'.
7882 Remove code preventing the AR.PFS register from being restored
7883 from the signal context.
7885 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7886 Tristan Gingold <gingold@adacore.com>
7888 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7889 * config/ia64/t-vms: New file.
7890 * config/ia64/vms64.h: New file.
7891 * config/ia64/vms.h: New file.
7892 * config/ia64/vms-crtinit.asm: New file.
7893 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7894 * config/ia64/vms-unwind.h: New file.
7896 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7898 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7901 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7904 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7906 * real.h (do_mpc_arg2): ... here.
7907 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7910 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7912 * final.c (add_debug_prefix_map): Don't use GC memory for
7913 old_prefix and new_prefix.
7915 2009-08-14 Richard Guenther <rguenther@suse.de>
7917 * ipa-prop.c (compute_complex_pass_through): If we cannot
7918 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7920 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7922 * c-lex.c (c_lex_with_flags): Increase size of local variable
7923 to avoid memory clobber.
7925 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7928 * config/i386/i386.c (ix86_fp_comparison_strategy):
7929 Only enable/disable sahf at function granularity.
7931 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7933 PR rtl-optimization/41064
7934 * reload1.c (reload_as_needed): Don't call extract_insn
7935 for known invalid replacements after calling
7936 validate_replace_rtx_group and verify_changes.
7938 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7941 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7942 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7943 ix86_expand_fp_vcond.
7944 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7945 Assert that operation is supported by ix86_expand_int_vcond.
7946 (vcondu<SSEMODE124C8:mode>): Ditto.
7948 2009-08-13 DJ Delorie <dj@redhat.com>
7950 * config/i386/djgpp-stdint.h: New.
7951 * config.gcc (djgpp): Use it.
7953 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7955 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7956 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7958 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7960 * tree-ssa-loop-prefetch.c
7961 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7962 for long-stride pruning.
7963 (compute_miss_rate): New function to compute the probability
7964 that two memory references access different cache lines.
7966 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7968 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7970 2009-08-13 Richard Guenther <rguenther@suse.de>
7973 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7974 use the constant pointer type.
7975 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7976 of CV qualifiers on the target pointer type.
7977 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7978 conversion check before restrict check.
7980 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7983 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7985 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7987 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7989 2009-08-12 Richard Guenther <rguenther@suse.de>
7991 PR tree-optimization/41011
7992 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7993 and reference constructing.
7995 2009-08-12 Xinliang David Li <davidxl@google.com>
7997 PR tree-optimization/41012
7998 * tree-flow.h : New external interface.
7999 * gimple-low.c (check_call_arg): Change to public function.
8000 Remove argument mismatch check in lowering.
8001 * tree-inline.h (tree_can_inline_p): Interface change.
8002 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8004 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8005 Call change to tree_can_inline_p function.
8006 (cgraph_decide_inlining_incrementally): Ditto.
8008 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8010 PR tree-optimization/41031
8011 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8012 on the partition variable rather than promote_mode on the source
8013 type. Assert that the partition variable's type has the same
8014 mode as the source value's.
8016 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8018 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8019 for for_return == 2.
8020 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8022 * calls.c (expand_call): Fix typo.
8023 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8025 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8027 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8028 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8029 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8030 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8032 2009-08-12 Andrew Haley <aph@redhat.com>
8034 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8036 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8039 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8041 2009-08-12 Richard Guenther <rguenther@suse.de>
8043 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8044 * gimplify.c (gimplify_modify_expr): Do not use
8045 lang_hooks.types_compatible_p.
8046 * tree-ssa.c (useless_type_conversion_p): For aggregates
8047 just return false if the canonical types differ.
8049 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8052 * sese.c (convert_for_phi_arg): New.
8053 (add_guard_exit_phis): Use convert_for_phi_arg.
8055 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8057 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8058 unknown subscript upper bounds.
8060 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8061 Pranav Garg <pranav.garg2107@gmail.com>
8063 * graphite-interchange.c (gather_access_strides): Removed.
8064 (ppl_max_for_le): New.
8065 (build_linearized_memory_access): New.
8066 (memory_stride_in_loop): New.
8067 (pbb_interchange_profitable_p): Reimplemented.
8068 * graphite-ppl.h (ppl_new_id_map): New.
8069 (ppl_interchange): New.
8071 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8073 * graphite-interchange.c (compute_subscript): Removed.
8074 (compute_array_size_cstr): Removed.
8075 (compute_array_size_poly): Removed.
8076 (compute_array_size): Removed.
8077 (gather_access_strides_poly): Removed.
8078 (gather_access_strides): Empty.
8080 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8082 * graphite-dependences.c (dependence_polyhedron_1): Replace
8083 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8084 (graphite_legal_transform_dr): Same.
8085 (graphite_carried_dependence_level_k): Same.
8086 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8087 Initialize PDR_NB_SUBSCRIPTS.
8088 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8090 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8091 (PDR_NB_SUBSCRIPTS): New.
8092 (pdr_nb_subscripts): Removed.
8093 (pdr_dim): Simplified.
8094 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8095 with PDR_NB_SUBSCRIPTS.
8097 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8099 * graphite-interchange.c (compute_array_size): Remove use of
8101 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8102 Do not initialize PDR_DATA_CONTAINER.
8103 (print_pdr): Do not print PDR_DATA_CONTAINER.
8104 * graphite-poly.h (struct poly_dr): Remove data_container field.
8105 (PDR_DATA_CONTAINER): Removed.
8106 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8108 (build_poly_dr): Same.
8110 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8111 Sebastian Pop <sebastian.pop@amd.com>
8113 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8114 copy of the dependence polyhedron. Free the temporary objects.
8115 (graphite_carried_dependence_level_k): Free unused objects before
8118 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8120 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8121 Early return without analyzing the data dependences if no
8122 transform has been done. Call restore_scattering if the transform
8124 (graphite-interchange.c): Same.
8125 * graphite-poly.c (print_scattering_function): Test for
8127 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8128 (apply_poly_transforms): Do not gcc_assert that
8129 the transform is legal.
8130 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8131 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8132 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8133 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8134 * graphite-poly.h (struct poly_scattering): New.
8135 (struct poly_bb): Add original, transformed, and saved fields.
8136 Remove transformed_scattering, original_scattering,
8137 nb_local_variables and nb_scattering_transform fields.
8138 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8139 (poly_scattering_new): New.
8140 (poly_scattering_free): New.
8141 (poly_scattering_copy): New.
8142 (store_scattering_pbb): New.
8143 (store_scattering): New.
8144 (restore_scattering_pbb): New.
8145 (restore_scattering): New.
8146 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8147 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8149 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8151 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8154 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8156 * Makefile.in (graphite.o): Depends on PREDICT_H.
8157 * graphite.c: Include predict.h.
8158 (graphite_finalize): Call tree_estimate_probability.
8159 * predict.c (predict_loops): Do not call scev_initialize and
8161 (tree_estimate_probability_bb): New.
8162 (tree_estimate_probability): Do not initialize loops: move that
8163 code to the driver. Call tree_estimate_probability_bb.
8164 (tree_estimate_probability_driver): New.
8165 (pass_profile): Use tree_estimate_probability_driver.
8166 * predict.h (tree_estimate_probability): Declared.
8168 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8170 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8171 * graphite-dependences.c (graphite_legal_transform): Add time to
8172 TV_GRAPHITE_DATA_DEPS.
8173 (dependency_between_pbbs_p): Same.
8174 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8176 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8178 PR rtl-optimization/41033
8179 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8180 aliasing is disabled.
8182 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8184 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8185 si_mask_operand, and_load_operand, low_bitmask_operand,
8186 and_reg_operand, and_operand): New predicates.
8187 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8188 * config/mips/mips.c (and_operands_ok): New function.
8189 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8190 * config/mips/mips.md (move_type): Add ext_ins and logical.
8191 (type): Handle them.
8192 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8193 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8194 shift_shift. Remove commutative constraint modifier.
8195 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8197 (*clear_upper32_dext): Remove define_insn_and_split.
8198 (*clear_upper32): Turn this define_insn_and_split ...
8199 (splitter for ANDing register with 0xffff_ffff): .. into this.
8201 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8203 * combine.c (try_widen_shift_mode): Factor out code to check if an
8204 integer constant is a low-order bitmask from here ...
8205 * rtlanal.c (low_bitmask_len): ... to here.
8206 * rtl.h (low_bitmask_len): Declare.
8208 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8211 * config/alpha/alpha.md (addsi3): Remove expander.
8212 (addsi3): Rename from *addsi3_internal insn pattern.
8213 (subsi3): Remove expander.
8214 (subsi3): Rename from *subsi3_internal insn pattern.
8216 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8218 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8221 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8222 Eric Botcazou <botcazou@adacore.com>
8223 Douglas B Rupp <rupp@gnat.com>
8225 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8226 that records that fit in 64 bits are returned by immediate value,
8227 as required by OpenVMS Calling Standard.
8228 (function_value): Adjust for above modification.
8229 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8230 virtual_incoming_args_rtx as base object, not next_arg.
8231 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8233 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8235 * reload.c (find_reloads_subreg_address): Check the original
8236 req_equiv_mem address to detect the case where an address is
8237 not valid in the outer mode.
8239 2009-08-11 Richard Guenther <rguenther@suse.de>
8242 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8244 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8246 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8247 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8249 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8250 Douglas B Rupp <rupp@gnat.com>
8252 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8253 PT_STACK when frame_pointer_needed on OpenVMS.
8254 (alpha_pv_save_size, alpha_using_fp): Remove.
8255 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8256 with proper processing for PT_NULL.
8257 (alpha_vms_initial_elimination_offset): New function. Support for
8258 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8259 (alpha_sa_size): Force procedure type to PT_STACK when
8260 frame_pointer_needed on OpenVMS.
8261 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8262 (alpha_using_fp): Likewise.
8263 (alpha_vms_can_eliminate): Add prototype.
8264 (alpha_vms_initial_elimination_offset): Likewise.
8265 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8266 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8268 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8269 Douglas B Rupp <rupp@gnat.com>
8271 * config/alpha/alpha.c (common_object_handler): New function.
8272 (vms_attribute_table): Declare a single attribute "common_object".
8273 (vms_output_aligned_decl_common): New global function.
8274 (SECTION_VMS_OVERLAY): Delete.
8275 (SECTION_VMS_GLOBAL): Likewise.
8276 (SECTION_VMS_INITIALIZE): Likewise.
8277 (vms_asm_named_section): Remove support for above flags.
8278 (vms_section_type_flags): Delete.
8279 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8280 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8281 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8282 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8284 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8287 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8288 (sub_ddmmss): Likewise.
8290 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8293 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8296 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8299 * reload1.c (reload_as_needed): Use cancel_changes to completely
8300 undo a failed replacement attempt.
8302 2009-08-10 Richard Guenther <rguenther@suse.de>
8305 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8306 (useless_type_conversion_p): ... here. Require pointer targets
8309 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8312 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8313 loose the original type of the statement list.
8315 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8317 * config/alpha/alpha.c: Include libfuncs.h
8318 (avms_asm_output_extern): New function.
8319 (alpha_init_libfuncs): Init some decc libfuncs.
8320 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8321 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8322 (DO_CRTL_NAMES): Define.
8324 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8325 (LONG_TYPE_SIZE): Define.
8326 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8327 (SUBTARGET_SWITCHES): Define malloc64 switch.
8328 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8329 (MASK_RETURN_ADDR): Define.
8330 doc/invoke.texi (mmalloc64): Document switch.
8332 2009-08-09 Olivier Hainque <hainque@adacore.com>
8333 Douglas B Rupp <rupp@gnat.com>
8335 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8336 uses_condition_handler.
8337 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8338 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8339 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8340 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8341 (code_for_builtin): New insn codes for the new alpha_builtins.
8342 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8343 (alpha_sa_size): Account for uses_condition_handler.
8344 (alpha_expand_prologue): Likewise.
8345 (alpha_start_function): Likewise.
8346 (alpha_expand_epilogue): Likewise.
8347 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8348 establish/revert expanders.
8349 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8350 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8351 New expander, resorting to the alpha.c associated function.
8352 (builtin_revert_vms_condition_handler): Likewise.
8353 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8354 __gcc_shell_handler, the static VMS condition handler used as
8355 an indirection wrapper to the current dynamically established
8357 * config/alpha/vms-unwind.h: Complete rewrite.
8358 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8359 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8361 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8362 Douglas B Rupp <rupp@gnat.com>
8364 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8365 (alpha_need_linkage): Handle aliases. Return function symbol.
8366 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8367 Use ultimate alias target for the linkage name.
8368 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8369 by alpha_need_linkage for the function symbol.
8370 (setmemdi): Likewise.
8372 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8374 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8375 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8376 (ASM_WEAKEN_LABEL): Define.
8377 (CRT_CALL_STATIC_FUNCTION): Define.
8378 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8379 (ENDFILE_SPEC): Define.
8380 (INIT_SECTION_ASM_OP): Define.
8381 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8382 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8384 (MULTILIB_OSDIRNAMES): Define.
8385 (shlib_version): Define.
8386 (SHLIB_EXT): Define.
8387 (SHLIB_OBJS): Define.
8388 (SHLIB_NAME): Define.
8389 (SHLIB_MULTILIB): Define.
8390 (SHLIB_INSTALL): Define.
8391 (SHLIB_SYMVEC): Define.
8392 (SHLIB_SYMVECX2): Define.
8393 (SHLIB_LINK): Define.
8395 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8397 * config/alpha/alpha.c (alpha_initialize_trampoline):
8398 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8399 (alpha_start_function): Emit transfer address on nested functions
8400 for VMS trampoline call.
8401 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8402 since no longer used.
8403 * config/alpha/vms-tramp.asm: Remove.
8404 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8405 since now only data initialized at runtime.
8407 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8409 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8410 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8411 (MD_EXEC_PREFIX): Remove, no longer used.
8412 (MD_STARTFILE_PREFIX): Likewise.
8413 (INCLUDE_DEFAULTS): Likewise.
8414 * config/alpha/t-vms:
8415 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8417 2009-08-09 Richard Guenther <rguenther@suse.de>
8419 PR tree-optimization/41016
8420 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8421 (operand_precision): Remove.
8422 (integral_operand_p): Likewise.
8423 (recognize_single_bit_test): Adjust.
8425 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8427 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8428 operation overflows. Likewise non-cast unary arithmetic.
8429 If one arm of a conditional expression is always taken,
8430 inhibit evaluation warnings for the other arm. Likewise inhibit
8431 evaluation warnings for the second && or || operand if the first
8432 operand is enough to determine the result.
8433 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8435 (build_binary_op): Prevent duplicate evaluation warnings.
8437 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8439 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8440 and destination have different modes, Use promote_mode to
8441 determine the signedness of the conversion. Assert that the
8442 promoted source mode matches the destination mode. Don't pass
8443 the destination and destination mode to expand_expr if the source
8444 mode is different. Simplify conversion logic.
8446 2009-08-09 Ira Rosen <irar@il.ibm.com>
8448 PR tree-optimization/41008
8449 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8450 from condition only in case it's a comparison. Adjust checks.
8452 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8454 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8455 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8456 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8457 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8458 (dump_cand): Handle them.
8459 (struct iv_cand): New members COST_STEP and AINC_USE.
8460 (stmt_after_increment): Likewise.
8461 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8462 callers changed. Use gimple_uid comparison instead of scanning.
8463 (add_candidate_1): When looking for identical candidates, take
8464 AINC_USE into account. Set it for new candidates.
8465 (force_expr_to_var_cost): Cast target_spill_cost to int.
8466 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8467 All callers changed. Check for availability of autoinc addressing
8468 modes, both in general for a given mode, and in the specific use case.
8469 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8471 (get_computation_cost): Likewise.
8472 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8473 add_autoinc_candidates): New static functions.
8474 (add_candidate): Call add_autoinc_candidates for candidates based on
8476 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8477 (determine_use_iv_cost_address): If we have an autoinc candidate at
8478 the matching use, verify autoinc is possible and subtract the cost
8479 of the candidate's step from the cost.
8480 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8481 member of the candidate.
8482 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8483 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8485 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8487 * config.build (ia64-hp-*vms*): New target.
8488 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8490 * config.gcc (ia64-hp-*vms*): New target.
8491 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8493 * config.host (ia64-hp-*vms*): New target.
8494 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8497 2009-08-08 Richard Guenther <rguenther@suse.de>
8499 PR tree-optimization/40991
8500 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8502 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8504 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8505 mode check. Do truncations in an integer mode.
8506 (force_to_mode): Handle subregs for all mode types. Only do
8507 arithmetic simplifications on integer modes.
8509 2009-08-07 Richard Guenther <rguenther@suse.de>
8511 PR tree-optimization/40999
8512 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8513 (maybe_fold_reference): Lookup constant initializers.
8514 (fold_gimple_assign): Likewise.
8516 2009-08-07 Richard Guenther <rguenther@suse.de>
8518 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8519 that require structural equality defer to the langhook.
8521 2009-08-07 Martin Jambor <mjambor@suse.cz>
8523 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8525 (struct ipa_pass_through_data): New type.
8526 (struct ipa_ancestor_jf_data): New type.
8527 (union jump_func_value): Removed field formal_id, added fields
8528 pass_through and ancestor.
8529 (struct ipa_param_call_note): Changed type of formal_id to int from
8531 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8532 operations jump functions and ancestor jump functions.
8533 (compute_complex_pass_through): New function.
8534 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8535 reflect changes in the jump function strucutre.
8536 (update_jump_functions_after_inlining): Ignore complex pass-through
8537 and ancestor jump functions.
8538 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8539 polynomial pass-through with operation jump functions.
8541 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8543 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8544 fde->dw_fde_begin as begin label instead of hot/cold label.
8545 Use LLSDAC label instead of LLSDA for second section lsda.
8546 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8547 label instead of LLSDA if it is true.
8548 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8550 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8551 SECTION argument. Use it as index into crtl->eh.call_site_record
8553 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8554 use it to determine how to print table entries instead of using
8555 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8556 label instead of normal begin label as base.
8557 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8558 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8559 ensure no EH range spans between sections and that landing pads
8560 are always in the corresponding section.
8561 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8562 for crtl->eh.call_site_record being an array rather than scalar.
8563 (output_one_function_exception_table): New function, copied
8564 from output_function_exception_table. Adjust
8565 dw2_size_of_call_site_table, dw2_output_call_site_table
8566 callers. For SECOND section use *C suffixed labels.
8567 (output_function_exception_table): Call
8568 output_one_function_exception_table and, when doing hot/cold
8569 partitioning, also another time for the second section.
8570 * opts.c: Include except.h.
8571 (decode_options): Allow -freorder-blocks-and-partition with
8572 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8573 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8574 * function.h (struct rtl_eh): Change call_site_record from
8575 scalar into array of 2 elements.
8577 2009-08-07 Martin Jambor <mjambor@suse.cz>
8579 * ipa-prop.c (count_formal_params_1): New function.
8580 (ipa_get_vector_of_formal_parms): New function.
8581 (get_vector_of_formal_parm_types): New function.
8582 (ipa_modify_formal_parameters): New function.
8583 (ipa_modify_call_arguments): New function.
8584 (index_in_adjustments_multiple_times_p): New function.
8585 (ipa_combine_adjustments): New function.
8586 (ipa_dump_param_adjustments): New function.
8587 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8588 (ipa_get_vector_of_formal_parms): Declare.
8589 (ipa_modify_formal_parameters): Declare.
8590 (ipa_modify_call_arguments): Declare.
8591 (ipa_combine_adjustments): Declare.
8592 (ipa_dump_param_adjustments): Declare.
8593 (build_ref_for_offset): Declare.
8594 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8595 * tree-sra.c: Include ipa-prop.c.
8596 (build_ref_for_offset): Make public.
8598 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8600 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8602 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8604 * gcc/doc/extend.texi (__builtin_extract_return_address)
8605 (__builtin_frob_return_address): Document.
8607 2009-08-06 Paul Brook <paul@codesourcery.com>
8609 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8610 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8611 implementation on ARMv6-M.
8613 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8615 * doc/extend.texi (pcs): Document new attribute for ARM.
8617 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8619 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8622 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8624 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8627 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8629 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8631 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8633 Merge ARM/hard_vfp_branch to trunk.
8635 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8637 * arm.c (libcall_eq): New function.
8638 (libcall_hash): New function.
8639 (add_libcall): New function.
8640 (arm_libcall_uses_aapcs_base): New function.
8641 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8642 libcalls using the base PCS.
8643 (arm_init_cumulative_args): Likewise.
8645 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8647 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8648 Use base ABI for conversion libfuncs between HFmode and SFmode.
8650 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8652 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8653 V4SImode as representatives of all 64-bit and 128-bit vector
8654 types. Allow vector types without vector modes.
8655 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8656 without vector modes like BLKmode.
8657 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8658 BLKmode. Avoid unsupported vector modes or TImode moves for
8660 (aapcs_vfp_allocate_return_reg): Likewise.
8661 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8662 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8664 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8666 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8667 (arm_get_pcs_model): Pass attribute arguments to
8668 arm_pcs_from_attribute.
8669 (arm_init_cumulative_args): Use base AAPCS for conversions from
8670 floating-point types to DImode.
8671 (arm_attribute_table): Add pcs attribute.
8672 (arm_handle_pcs_attribute): New.
8673 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8674 conversions from floating-point types to DImode, also declare them
8675 to use base AAPCS and declare functions they call to use base
8676 AAPCS and their RTABI names.
8678 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8680 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8681 -mfloat-abi=hard not being supported for VFP.
8683 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8685 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8686 SYMBOL_REF to hard_libcall_value.
8688 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8689 Richard Earnshaw <rearnsha@arm.com>
8691 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8692 has been put on the stack, all remaining co-processory arguments for
8693 that co-processor also go on the stack.
8695 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8697 * config/arm/arm.c (arm_return_in_memory): Handle returning
8698 vectors of suitable size in registers also for AAPCS case.
8700 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8702 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8704 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8706 ARM Hard-VFP calling convention
8707 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8708 * target.h (gcc_target): Add libcall_value to table of call hooks.
8709 * targhooks.h (default_libcall_value): Default implementation.
8710 * targhooks.c (default_libcall_value): Likewise.
8711 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8712 * optabs.c (expand_unop): Use it.
8713 * expr.h (hard_libcall_value): Pass the function RTX through.
8714 * calls.c (emit_library_call_value_1): Update call to
8716 * explow.c (hard_libcall_value): Use new target hook.
8717 * testsuite/lib/target-supports.exp
8718 (check_effective_target_arm_hard_vfp_ok): New hook.
8719 (check_effective_target_arm_neon_ok): Improve test for neon
8721 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8722 * config/arm/arm.c: Include cgraph.h
8723 (TARGET_FUNCTION_VALUE): Override default hook.
8724 (arm_pcs_default): New variable.
8725 (arm_override_options): Don't fault hard calling convention with VFP.
8726 Add support for AAPCS variants.
8727 (arm_function_value): Make static. Handle AAPCS variants.
8728 (arm_libcall_value): New function.
8729 (arm_apply_result_size): Handle VFP registers in results.
8730 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8732 (pcs_attribute_args): New variable.
8733 (arm_pcs_from_attribute): New function.
8734 (arm_get_pcs_model): New function.
8735 (aapcs_vfp_cum_init): New function.
8736 (aapcs_vfp_sub_candidate): New function.
8737 (aapcs_vfp_is_return_candidate): New function.
8738 (aapcs_vfp_is_call_candidate): New function.
8739 (aapcs_vfp_allocate): New function.
8740 (aapcs_vfp_allocate_return_reg): New function.
8741 (aapcs_vfp_advance): New function.
8742 (aapcs_cp_arg_layout): New variable.
8743 (aapcs_select_call_coproc): New function.
8744 (aapcs_select_return_coproc): New function.
8745 (aapcs_allocate_return_reg): New function.
8746 (aapcs_libcall_value): New function.
8747 (aapcs_layout_arg): New function.
8748 (arm_init_cumulative_args): Initialize AAPCS args data.
8749 (arm_function_arg): Handle AAPCS variants using new interface.
8750 (arm_arg_parital_bytes): Likewise.
8751 (arm_function_arg_advance): New function.
8752 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8753 calling conventions.
8754 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8755 * arm.h (NUM_VFP_ARG_REGS): Define.
8756 (LIBCALL_VALUE): Update.
8757 (FUNCTION_VALUE): Delete.
8758 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8759 (arm_pcs): New enum.
8760 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8761 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8762 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8763 * arm-protos.h (arm_function_arg_advance): Add.
8764 (aapcs_libcall_value): Add.
8765 (arm_function_value): Delete.
8767 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8768 H.J. Lu <hongjiu.lu@intel.com>
8771 * config/i386/i386.c (standard_sse_mode_p): Remove.
8772 (standard_sse_constant_p): Return 2 for integer mode
8773 vector_all_ones_operand when SSE2 is enabled.
8774 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8775 (ix86_expand_vector_move): Do not check for negative values from
8776 standard_sse_constant_p.
8778 2009-08-06 Richard Guenther <rguenther@suse.de>
8780 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8781 array type comparisons frontend independent.
8782 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8783 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8784 out array reference lower bound and element size operands.
8785 (ao_ref_init_from_vn_reference): Properly compute the offset
8786 for ARRAY_RANGE_REF.
8787 (vn_reference_fold_indirect): Fill out array reference lower
8788 bound and element size operands.
8789 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8790 a non gimple valued reference operand which can happen for
8791 array reference lower bound or element size.
8792 (create_component_ref_by_pieces_1): Properly generate the
8793 element size operand for array references.
8795 2009-08-06 Richard Guenther <rguenther@suse.de>
8797 PR tree-optimization/40964
8798 * tree.c (iterative_hash_host_wide_int): Export.
8799 * tree.h (iterative_hash_host_wide_int): Declare.
8800 * tree-ssa-structalias.c (heapvar_map): New struct.
8801 (heapvar_map_eq): New function.
8802 (heapvar_map_hash): Likewise.
8803 (heapvar_lookup): Adjust.
8804 (heapvar_insert): Likewise.
8805 (make_constraint_from_heapvar): Allow multiple heap variables
8806 per decl at different offsets.
8807 (init_alias_heapvars): Adjust.
8809 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8811 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8812 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8813 trailing sync if TARGET_SYNC_AFTER_SC.
8815 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8817 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8818 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8819 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8820 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8821 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8822 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8823 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8824 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8825 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8826 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8827 the prototype declaration match the definition.
8828 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8829 instructions explicitly. Add barrier_before and operands
8831 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8832 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8833 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8834 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8835 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8836 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8838 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8840 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8842 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8843 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8846 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8849 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8851 PR rtl-optimization/40924
8852 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8853 make sure canon_rtx (mem_address) isn't simpler than
8854 canon_rtx (expanded_mem_address).
8856 2009-08-05 Li Feng <nemokingdom@gmail.com>
8858 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8860 (build_scop_drs): Build alias set for each SCoP.
8862 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8864 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8865 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8866 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8867 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8868 (BASE_DRIVER_SELF_SPECS): Likewise.
8870 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8872 * tree-ssa-alias.c: Fix some comment typos.
8874 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8876 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8877 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8879 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8882 * simplify-rtx.c (simplify_binary_operation_1): Disable
8883 simplifications for decimal float operations.
8885 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8888 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8889 operand of INDIRECT_REF.
8891 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8893 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8894 constants referencing TLS symbols.
8896 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8898 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8899 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8901 2009-08-03 Richard Guenther <rguenther@suse.de>
8903 * tree.c (make_vector_type): Build a main variant first,
8904 get the canonical one and then build the variant.
8905 * tree-ssa.c (useless_type_conversion_p_1): Handle
8907 (useless_type_conversion_p): Conversions to pointers to
8908 incomplete record types are useless.
8910 2009-08-03 Richard Guenther <rguenther@suse.de>
8912 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8913 file will be created.
8914 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8915 * toplev.c (compile_file): Adjust comment.
8917 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8919 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8920 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8921 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8922 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8923 (sh_promote_function_mode): Fix typo.
8925 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8927 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8929 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8931 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8932 declaration arguments.
8934 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8936 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8937 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8938 (ix86_split_ashl): Ditto.
8939 (ix86_expand_vector_init_one_nonzero): Ditto.
8940 (ix86_expand_vector_set): Ditto.
8941 (ix86_expand_reduc_v4sf): Ditto.
8943 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8945 * explow.c (promote_function_mode): Remove assert.
8946 * config/sh/sh.c (sh_promote_function_mode): Declare.
8948 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8950 * config/pa/pa.c (pa_promote_function_mode): Declare.
8951 Change to static. Fix promote_mode call.
8953 * gthr-dce.h (CONST_CAST2): Define if not defined.
8954 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8956 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8958 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8960 * expr.c (store_constructor): Use promote_decl_mode. Remove
8961 now write-only variable unsignedp.
8962 (expand_expr_real_1): Use promote_decl_mode.
8963 * expr.h (promote_function_mode, promote_decl_mode): New.
8964 (promote_mode): Remove last argument.
8965 * function.c (assign_temp): Drop last argument of promote_mode.
8966 (assign_parm_find_data_types): Use promote_function_mode.
8967 (assign_parm_setup_reg): Likewise.
8968 (expand_function_end): Use promote_function_mode.
8969 * calls.c (initialize_argument_information): Use promote_function_mode.
8970 (precompute_arguments): Use promote_mode instead of checking if
8971 only PROMOTE_FUNCTION_MODE is defined.
8972 (expand_call): When making sibcall decisions, use promote_function_mode.
8973 Below, remove an if for targetm.calls.promote_function_return and
8974 and use promote_function_mode.
8975 (emit_library_call_value_1): Use promote_function_mode, fix bug
8976 where promote_mode was passed FOR_CALL == 0 for a return value in an
8978 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8979 * explow.c (promote_function_mode, promote_decl_mode): New.
8980 (promote_mode): Keep only the FOR_CALL == 0 case.
8981 * combine.c (setup_incoming_promotion): Remove test of
8982 promote_function_args. Use promote_function_mode.
8983 * stmt.c (expand_value_return): Use promote_decl_mode.
8984 (expand_decl): Use promote_decl_mode.
8986 * expr.c (store_constructor): Use promote_decl_mode. Remove
8987 now write-only variable unsignedp.
8988 (expand_expr_real_1): Use promote_decl_mode.
8989 * expr.h (promote_function_mode, promote_decl_mode): New.
8990 (promote_mode): Remove last argument.
8991 * function.c (assign_temp): Drop last argument of promote_mode.
8992 (assign_parm_find_data_types): Use promote_function_mode.
8993 (assign_parm_setup_reg): Likewise.
8994 (expand_function_end): Use promote_function_mode.
8995 * calls.c (initialize_argument_information): Use promote_function_mode.
8996 (precompute_arguments): Use promote_mode instead of checking if
8997 only PROMOTE_FUNCTION_MODE is defined.
8998 (expand_call): When making sibcall decisions, use promote_function_mode.
8999 Below, remove an if for targetm.calls.promote_function_return and
9000 and use promote_function_mode.
9001 (emit_library_call_value_1): Use promote_function_mode, fix bug
9002 where promote_mode was passed FOR_CALL == 0 for a return value in an
9004 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9005 * explow.c (promote_function_mode, promote_decl_mode): New.
9006 (promote_mode): Keep only the FOR_CALL == 0 case.
9007 * combine.c (setup_incoming_promotion): Remove test of
9008 promote_function_args. Use promote_function_mode.
9009 * stmt.c (expand_value_return): Use promote_decl_mode.
9010 (expand_decl): Use promote_decl_mode.
9012 * explow.c (promote_function_mode): Just call the target hook.
9013 * targhooks.c (default_promote_function_mode,
9014 default_promote_function_mode_always_promote): New.
9015 * targhooks.h (default_promote_function_mode,
9016 default_promote_function_mode_always_promote): Declare.
9017 * target.h (promote_function_args, promote_function_return): Remove.
9018 (promote_function_mode): New.
9019 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9020 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9021 (TARGET_PROMOTE_FUNCTION_MODE): New.
9022 (TARGET_CALLS): Adjust.
9023 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9024 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9026 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9027 * config/s390/s390.c (s390_promote_function_mode): ... here,
9028 with pointer handling.
9029 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9030 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9032 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9033 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9034 with pointer handling.
9035 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9036 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9038 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9039 * config/sh/sh.c (sh_promote_function_mode): New.
9040 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9041 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9043 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9044 * config/cris/cris.c (cris_promote_function_mode): ... here.
9045 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9046 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9048 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9049 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9050 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9051 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9053 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9054 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9055 complex type handling.
9056 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9057 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9059 * config/pa/pa.c (pa_promote_function_mode): New.
9060 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9061 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9063 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9064 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9065 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9066 * config/xtensa/xtensa.c: Likewise.
9067 * config/stormy16/stormy16.c: Likewise.
9068 * config/iq2000/iq2000.c: Likewise.
9069 * config/rs6000/rs6000.c: Likewise.
9070 * config/picochip/picochip.c: Likewise.
9071 * config/arc/arc.c: Likewise.
9072 * config/mcore/mcore.c: Likewise.
9073 * config/score/score.c: Likewise.
9074 * config/mips/mips.c: Likewise.
9075 * config/bfin/bfin.c: Likewise.
9076 * config/ia64/ia64.c: Likewise (disabled though).
9078 * config/frv/frv.h: Remove pointless remark.
9080 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9081 TARGET_PROMOTE_FUNCTION_ARGS,
9082 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9083 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9085 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9087 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9088 -floop-parallelize-all.
9089 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9090 flag_loop_parallelize_all.
9091 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9092 * graphite.c (graphite_transform_loops): Same.
9094 * graphite-poly.c (apply_poly_transforms): Same.
9096 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9098 PR tree-optimization/40914
9099 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9100 if set, then check the delta field of the PMF record.
9101 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9102 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9103 call is stored in the delta.
9105 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9107 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9109 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9111 * config/i386/bsd.h (ASM_BYTE): New define.
9112 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9113 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9114 .byte. Use fputs or putc instead of fprintf where appropriate.
9115 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9116 fputs or putc instead of fprintf where appropriate.
9117 * config/i386/i386elf.h: Ditto.
9118 * config/i386/sysv4.h: Ditto.
9120 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9121 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9122 (*tls_global_dynamic_64): Ditto.
9124 2009-07-31 Christian Bruel <christian.bruel@st.com>
9126 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9128 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9130 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9131 Remove dead code for MINUS.
9133 2009-07-31 Anthony Green <green@moxielogic.com>
9135 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9137 (moxie_expand_epilogue): Ditto for epilogue.
9138 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9140 (moxie_function_arg): Ditto.
9141 (moxie_pass_by_reference): Ditto.
9142 (moxie_arg_partial_bytes): Ditto.
9143 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9144 (FUNCTION_ARG_ADVANCE) Ditto.
9145 (REG_PARM_STACK_SPACE) Ditto.
9146 (FUNCTION_ARG_REGNO_P) Dito.
9148 * config.gcc: Add moxie linux config support.
9149 * gcc/config/moxie/uclinux.h: New file.
9151 2009-07-31 DJ Delorie <dj@redhat.com>
9153 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9154 (UNSPECV_SP_SWITCH_E): New.
9155 (sp_switch_1): Change to an unspec.
9156 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9158 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9159 reference the new stack's address
9161 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9163 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9164 graphite-clast-to-gimple.o, graphite-dependences.o,
9165 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9166 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9167 (graphite-blocking.o,
9168 graphite-clast-to-gimple.o, graphite-dependences.o,
9169 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9170 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9171 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9172 * cfgloop.h (struct loop): Add can_be_parallel field.
9173 * common.opt (fgraphite-identity): Moved up.
9174 (fgraphite-force-parallel): New flag.
9175 * graphite.c: Rewrite.
9176 * graphite.h: Rewrite.
9177 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9179 * toplev.c (graphite_out_file): New file descriptor.
9180 (graphite_in_file): New.
9181 (process_options): flag_graphite_force_parallel cannot be used without
9183 * tree-ssa-loop.c: Include toplev.h.
9184 (gate_graphite_transforms): Enable flag_graphite for
9185 flag_graphite_force_parallel.
9187 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9189 * ChangeLog.graphite: New.
9190 * graphite-blocking.c: New.
9191 * graphite-clast-to-gimple.c: New.
9192 * graphite-clast-to-gimple.h: New.
9193 * graphite-dependences.c: New.
9194 * graphite-dependences.h: New.
9195 * graphite-interchange.c: New.
9196 * graphite-poly.c: New.
9197 * graphite-poly.h: New.
9198 * graphite-ppl.c: New.
9199 * graphite-ppl.h: New.
9200 * graphite-scop-detection.c: New.
9201 * graphite-scop-detection.h: New.
9202 * graphite-sese-to-poly.c: New.
9203 * graphite-sese-to-poly.h: New.
9207 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9209 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9210 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9212 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9214 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9215 (scev_is_linear_expression): Return false if the evolution is not
9216 affine multivariate.
9218 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9220 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9221 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9223 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9225 * tree-data-ref.c (debug_data_references): New.
9226 (debug_data_reference): New.
9227 * tree-data-ref.h (debug_data_references): Declared.
9228 (debug_data_reference): Declared.
9230 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9232 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9233 * tree-data-ref.h (scop_p): Removed.
9234 (struct data_reference): Remove field scop.
9236 (stmt_simple_memref_p): Removed.
9238 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9240 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9241 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9244 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9246 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9248 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9250 * doc/invoke.texi (-fgraphite-identity): Documented.
9252 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9254 * tree-scalar-evolution.c: Fix comment.
9255 (instantiate_scev_1): Return unknow from scev instantiation if the
9256 result is not above instantiate_below.
9258 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9260 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9261 static anymore. Instantiate the symbols that may have been introduced
9263 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9266 2009-07-30 DJ Delorie <dj@redhat.com>
9268 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9269 .vliw directive to VLIW sections.
9271 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9273 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9275 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9276 (AUTOHEADER): New variable.
9277 ($(srcdir)/cstamp-h.in): Use it.
9279 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9280 Pat Haugen <pthaugen@us.ibm.com>
9281 Revital Eres <ERES@il.ibm.com>
9283 * config/rs6000/vector.md (VEC_F): Add VSX support.
9287 (vector_load_<mode>): Ditto.
9288 (vector_store_<mode>): Ditto.
9289 (vector GPR move split): Ditto.
9290 (vec_reload_and_plus_<mptrsize>): Ditto.
9291 (vec_reload_and_reg_<mptrsize>): Ditto.
9292 (add<mode>3): Ditto.
9293 (sub<mode>3): Ditto.
9294 (mul<mode>3): Ditto.
9295 (neg<mode>2): Ditto.
9296 (abs<mode>2): Ditto.
9297 (smin<mode>3): Ditto.
9298 (smax<mode>3): Ditto.
9299 (vector_eq<mode>): Ditto.
9300 (vector_gt<mode>): Ditto.
9301 (vector_ge<mode>): Ditto.
9302 (vector_gtu<mode>): Ditto.
9303 (vector_select_<mode>_uns): Ditto.
9304 (vector_eq_<mode>_p): Ditto.
9305 (vector_gt_<mode>_p): Ditto.
9306 (vector_ge_<mode>_p): Ditto.
9307 (vector_gtu_<mode>_p): Ditto.
9308 (cr6_test_for_zero): Ditto.
9309 (cr6_test_for_zero_reverse): Ditto.
9310 (cr6_test_for_lt): Ditto.
9311 (cr6_test_for_lt_reverse): Ditto.
9312 (xor<mode>3): Ditto.
9313 (ior<mode>3): Ditto.
9314 (and<mode>3): Ditto.
9315 (one_cmpl<mode>2): Ditto.
9316 (nor<mode>2): Ditto.
9317 (andc<mode>2): Ditto.
9318 (float<VEC_int<mode>2): Ditto.
9319 (unsigned_float<VEC_int><mode>2): Ditto.
9320 (fix_trunc<mode><VEC_int>2): Ditto.
9321 (fixuns_trunc<mode><VEC_int>2): Ditto.
9323 (vec_set<mode>): Ditto.
9324 (vec_extract<mode>): Ditto.
9325 (vec_interleave_highv4sf): Ditto.
9326 (vec_interleave_lowv4sf): Ditto.
9327 (vec_realign_load_<mode>): Ditto.
9328 (vec_shl_<mode>): Ditto.
9329 (vec_shr_<mode>): Ditto.
9330 (div<mode>3): New patterns for VSX.
9331 (vec_interleave_highv2df): Ditto.
9332 (vec_interleave_lowv2df): Ditto.
9333 (vec_pack_trunc_v2df): Ditto.
9334 (vec_pack_sfix_trunc_v2df): Ditto.
9335 (vec_pack_ufix_trunc_v2df): Ditto.
9336 (vec_unpacks_hi_v4sf): Ditto.
9337 (vec_unpacks_lo_v4sf): Ditto.
9338 (vec_unpacks_float_hi_v4si): Ditto.
9339 (vec_unpacks_float_lo_v4si): Ditto.
9340 (vec_unpacku_float_hi_v4si): Ditto.
9341 (vec_unpacku_float_lo_v4si): Ditto.
9342 (movmisalign<mode>): Ditto.
9343 (vector_ceil<mode>2): New patterns for vectorizing math library.
9344 (vector_floor<mode>2): Ditto.
9345 (vector_btrunc<mode>2): Ditto.
9346 (vector_copysign<mode>3): Ditto.
9348 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9349 predicate for setting the high bit in each word, used for copysign.
9351 * config/rs6000/ppc-asm.h (f19): Whitespace.
9352 (f32-f63): Define if VSX.
9353 (v0-v31): Define if Altivec.
9354 (vs0-vs63): Define if VSX.
9356 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9358 * config/rs6000/power7.md: New file, provide tuning parameters for
9361 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9362 (rs6000_cpu_cpp_builtins): Ditto.
9363 (altivec_overloaded_builtins): Ditto.
9364 (altivec_resolve_overloaded_builtin): Ditto.
9366 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9367 debug switch to disable vectorizing simple math builtin
9370 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9371 Vectorize simple math builtin functions.
9372 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9373 hook to vectorize math builtins.
9374 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9375 (rs6000_builtin_conversion): Add VSX/power7 support.
9376 (rs6000_builtin_vec_perm): Ditto.
9377 (vsplits_constant): Add support for loading up a vector constant
9378 with just the high bit set in each part.
9379 (rs6000_expand_vector_init): Add VSX/power7 support.
9380 (rs6000_expand_vector_set): Ditto.
9381 (rs6000_expand_vector_extract): Ditto.
9382 (rs6000_emit_move): Ditto.
9383 (bdesc_3arg): Ditto.
9384 (bdesc_2arg): Ditto.
9385 (bdesc_1arg): Ditto.
9386 (rs6000_expand_ternop_builtin): Ditto.
9387 (altivec_expand_builtin): Ditto.
9388 (rs6000_expand_unop_builtin): Ditto.
9389 (rs6000_init_builtins): Ditto.
9390 (altivec_init_builtins): Ditto.
9391 (builtin_function_type): Ditto.
9392 (rs6000_common_init_builtins): Ditto.
9393 (rs6000_handle_altivec_attribute); Ditto.
9394 (rs6000_mangle_type): Ditto.
9395 (rs6000_vector_mode_supported_p): Ditto.
9396 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9399 * config/rs6000/vsx.md: New file for VSX support.
9401 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9402 identifing values with just the most significant bit set.
9403 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9404 vectorized builtins.
9406 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9407 (UNSPEC_VRFIM): Delete.
9408 (splitter for loading up vector with most significant bit): New
9409 splitter for vectorizing copysign.
9410 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9411 vectorizing simple math functions.
9412 (altivec_vrfip): Add support for vectorizing simple math functions.
9413 (altivec_vrfim): Ditto.
9414 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9416 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9417 (power7.md, vsx.md): Include for power7 support.
9418 (copysigndf3): Use VSX instructions if -mvsx.
9419 (negdf2_fpr): Ditto.
9420 (absdf2_fpr): Ditto.
9421 (nabsdf2_fpr): Ditto.
9422 (adddf3_fpr): Ditto.
9423 (subdf3_fpr): Ditto.
9424 (muldf3_fpr): Ditto.
9425 (divdf3_fpr): Ditto.
9426 (fix_truncdfdi2_fpr): Ditto.
9427 (cmpdf_internal1): Ditto.
9428 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9429 (btruncdf2, btruncdf2_fpr): Ditto.
9430 (ceildf2, ceildf2_fpr): Ditto.
9431 (floordf2, floordf2_fpr): Ditto.
9432 (floatdidf2, floatdidf2_fpr): Ditto.
9433 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9434 (fmsubdf4_fpr): Ditto.
9435 (fnmadddf4_fpr_1): Ditto.
9436 (fnmadddf4_fpr_2): Ditto.
9437 (fnmsubdf4_fpr_1): Ditto.
9438 (fnmsubdf4_fpr_2): Ditto.
9439 (fixuns_truncdfdi2): Add expander for VSX support.
9440 (fix_truncdfdi2): Ditto.
9441 (fix_truncdfsi2): Ditto.
9443 (btruncsf2): Whitespace.
9444 (movdf_hardfloat32): Add support for VSX registers.
9445 (movdf_softfloat32): Ditto.
9446 (movdf_hardfloat64): Ditto.
9447 (movdf_hardfloat64_mfpgpr): Ditto.
9448 (movdf_softfloat64): Ditto.
9449 (movti splitters): Add check for vector registers supporting
9450 TImode in the future.
9451 (bpermd): Add power7 bpermd instruction.
9453 * config/rs6000/altivec.h (vec_div): Define if VSX.
9457 (vec_nearbyint): Ditto.
9460 (all predicates): Use the generic builtin function, and not the V4SF
9461 specific function so that the predicates will work with VSX's V2DF.
9465 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9466 Document new VSX functions and types.
9468 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9471 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9472 "wa", and "j" constraints. Modify "v" to talk about Altivec
9473 instead of just vector.
9475 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9478 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9479 location for phi arguments.
9480 (rewrite_update_phi_arguments): Find locations for reaching defs.
9481 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9482 Add location to add_phi_arg calls.
9483 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9484 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9485 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9486 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9487 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9488 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9489 * tree-phinodes.c (make_phi_node): Initialize location.
9490 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9491 (add_phi_arg): Add location parameter.
9492 (remove_phi_arg_num): Move location when moving phi argument.
9493 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9495 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9496 slpeel_update_phi_nodes_for_guard1,
9497 slpeel_update_phi_nodes_for_guard2,
9498 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9499 vect_loop_versioning): Set locations.
9500 * tree-parloops.c (create_phi_for_local_result,
9501 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9502 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9503 * tree-vect-loop.c (get_initial_def_for_induction,
9504 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9506 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9507 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9508 (gimple_phi_arg_set_location): New. Set locus.
9509 (gimple_phi_arg_has_location): New. Check for locus.
9510 (redirect_edge_var_map_location): New. Return locus from var_map.
9511 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9512 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9513 combining PHI arguments.
9514 (cond_store_replacement): Set location.
9515 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9516 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9517 scop_add_exit_phis_edge): Add locations.
9518 * tree-cfgcleanup.c (remove_forwarder_block,
9519 remove_forwarder_block_with_phi): Add locations.
9520 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9521 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9523 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9524 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9525 flush_pending_stmts): Add source location.
9526 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9527 stack to preserve locations.
9528 * tree-vect-stmts.c (vectorizable_load): Add location.
9529 * tree-inline.c (copy_phis_for_bb): Copy locus.
9530 (setup_one_parameter): Add call locus to inlined parameter stmts.
9531 (initialize_inlined_parameters): Pass in call location as parameter
9533 (tree_function_versioning): Pass location to setup_one_parameter.
9534 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9535 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9536 copy and edge lists.
9537 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9538 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9539 locus parameter and override the stmt default if provided.
9540 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9541 elim_graph_add_edge, elim_graph_remove_succ_edge,
9542 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9543 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9544 eliminate_phi): Add locus info in elimination graph for each edge and
9546 (insert_backedge_copies): Copy locus if present.
9547 * tree-flow.h (struct _edge_var_map): Add locus field.
9548 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9549 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9550 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9552 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9554 2009-07-30 Martin Jambor <mjambor@suse.cz>
9556 PR tree-optimization/40570
9557 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9560 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9562 * ssa-loop-manip.c: Include langhooks.h.
9563 (rewrite_phi_with_iv): New.
9564 (rewrite_all_phi_nodes_with_iv): New.
9565 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9566 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9567 * tree-parloops.c (loop_parallel_p): Move out all conditions
9568 except dependency check.
9569 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9570 (gen_parallel_loop): Call canonicalize_loop_ivs without
9571 reduction_list argument.
9572 (build_new_reduction): New.
9573 (gather_scalar_reductions): New.
9574 (try_get_loop_niter): New.
9575 (try_create_reduction_list): New.
9576 (parallleize_loops): Change the parallel conditions check.
9577 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9578 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9580 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9582 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9584 * doc/options.texi (Option properties): Mention new quoting syntax.
9586 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9588 * config/alpha/alpha.c (alpha_start_function):
9589 Handle VMS_DEBUG_MAIN_POINTER
9590 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9591 * doc/invoke.texi: Document -mdebug-main switch.
9593 2009-07-29 Richard Henderson <rth@redhat.com>
9595 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9596 (cgraph_create_edge_including_clones): Likewise.
9597 * tree-inline.c (copy_bb): Operate on the correct edges
9598 when updating the callgraph.
9600 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9602 * config/alpha/vms-cc.c: Deleted.
9603 * config/alpha/vms-ld.c: Deleted.
9604 * config/alpha/t-vms64: Moved to config/vms
9605 * config/alpha/vms-crt0-64.c: Moved to config/vms
9606 * config/alpha/vms-crt0.c: Moved to config/vms
9607 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9608 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9609 * config/alpha/xm-vms.h: Moved to config/vms
9610 * config/alpha/x-vms: Moved to config/vms
9611 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9613 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9614 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9616 * config/vms/t-vms64: Moved here from config/alpha
9617 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9618 (argc,argv,envp): Enforce 32bit malloc'ing.
9619 * config/vms/vms-psxcrt0-64.c: Likewise.
9620 * config/vms/vms-crt0.c: Moved here from config/alpha.
9621 * config/vms/vms-psxcrt0.c: Likewise.
9622 * config/vms/vms-crtl-64.h: New file.
9623 * config/vms/vms-crtl.h: New file.
9624 * config/vms/vms.opt: New file.
9625 * config/vms/xm-vms64.h: New file.
9626 * config/vms/xm-vms.h: Moved here from config/alpha.
9627 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9629 * config/vms/x-vms: Moved here from config/alpha.
9630 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9631 (vms-ld.o, vms-cc.o): Removed.
9632 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9634 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9636 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9637 correct stack (obvious VMS fix).
9639 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9641 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9642 date, version info if VMS_DEBUGGING_INFO defined.
9643 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9644 size, date calculating code moved here.
9646 2009-07-29 Paul Brook <paul@codesourcery.com>
9648 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9651 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9654 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9655 to DImode when generating insq_le insn.
9657 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9659 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9660 New macro set for VMS_DEBUGGGING_INFO.
9661 (AT_string_form): Use it.
9663 2009-07-28 DJ Delorie <dj@redhat.com>
9665 * config/mep/mep.c (vtext_section): New.
9666 (vftext_section): New.
9667 (ftext_section): New.
9668 (mep_select_section): Add support for functions.
9669 (mep_unique_section): Likewise.
9670 (mep_asm_init_sections): Likewise.
9671 (mep_encode_section_info): Remove it from here.
9673 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9675 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9677 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9678 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9680 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9682 * dwarf2out.c (output_file_names): Test new macro
9683 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9684 (add_comp_dir_attribute): Likewise.
9686 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9688 * config/i386/mingw-w64.h (LINK_SPEC): Add
9689 separating space between commands.
9691 2009-07-28 Jan Hubicka <jh@suse.cz>
9693 PR tree-optimization/40759
9694 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9697 2009-07-27 DJ Delorie <dj@redhat.com>
9699 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9700 types are dword-aligned.
9701 (mep_expand_va_start): Likewise.
9703 2009-07-27 Olivier Hainque <hainque@adacore.com>
9704 Douglas B Rupp <rupp@gnat.com>
9706 * convert.c (convert_to_pointer): Don't assume the target
9707 pointer type is POINTER_SIZE long. Fetch its precision instead.
9709 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9711 * system.h (fopen): Undefine if macro.
9713 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9715 * dwarf2out.c (output_cfi_p): Removed.
9716 (output_cfis): New function.
9717 (output_fde): New function, split from output_call_frame_info.
9718 (output_call_frame_info): Use it.
9719 (dwarf2out_switch_text_section): Use output_cfis.
9721 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9723 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9724 TARGET_BI_ARCH is specified without enabling SJLJ.
9725 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9726 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9728 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9730 * arm.md (negdi2): Use DImode if forcing a value into a register.
9732 2009-07-26 Ira Rosen <irar@il.ibm.com>
9734 PR tree-optimization/40801
9735 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9736 of vector operand from the previous copy of vector statement.
9737 Pass the correct definition type value to
9738 vect_get_vec_def_for_stmt_copy().
9740 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9742 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9743 const char ** conversion.
9745 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9747 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9748 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9749 (gcc_unreachable): Invoke __builtin_unreachable() if
9750 !ENABLE_ASSERT_CHECKING.
9752 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9754 PR rtl-optimization/40445
9755 * emit-rtl.c (next_nonnote_insn_bb): New function.
9756 * rtl.h (next_nonnote_insn_bb): Declare new function.
9757 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9758 with no successors that is the successor of the ENTRY_BLOCK.
9759 Continue from the top after removing an empty fallthrough block.
9760 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9761 of next_nonnote_insn.
9763 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9765 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9767 2009-07-25 Martin Jambor <mjambor@suse.cz>
9769 * c-common.c (c_common_attribute_table): New element for noclone.
9770 (handle_noclone_attribute): New function. Forward-declare.
9771 * tree-inline.c (tree_versionable_function_p): Check for noclone
9773 * doc/extend.texi (Labels as Values): Document need for noclone.
9774 (Function Attributes): Document noclone attribute.
9776 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9778 PR rtl-optimization/34999
9779 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9780 and dw_fde_switched_cold_to_hot fields.
9781 (output_cfi_p): New function.
9782 (output_call_frame_info): If fde->dw_fde_switched_sections,
9783 output 2 FDEs instead of one with corrupted header.
9784 (dwarf2out_do_cfi_startproc): New function.
9785 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9786 and fde->dw_fde_switched_cold_to_hot.
9787 (dwarf2out_switch_text_section): Compute
9788 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9789 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9790 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9791 Otherwise, compute fde->dw_fde_switch_cfi.
9793 2009-07-24 Cary Coutant <ccoutant@google.com>
9795 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9797 2009-07-24 Cary Coutant <ccoutant@google.com>
9799 * cfghooks.c (split_block): Copy discriminator to new block.
9800 * tree-cfg.c (assign_discriminator): Check location of last
9801 instruction in block as well as first.
9803 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9805 * config/i386/linux.c: Use fputs or putc instead of fprintf
9807 * config/i386/gas.h: Ditto.
9808 * config/i386/x86-64.h: Ditto.
9809 * config/i386/att.h: Ditto.
9811 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9813 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9816 2009-07-24 Martin Jambor <mjambor@suse.cz>
9818 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9819 (ipa_push_func_to_list_1): Declare.
9820 (ipa_push_func_to_list): New function.
9822 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9823 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9824 (ipa_push_func_to_list): Removed.
9825 (ipa_pop_func_from_list): Clear node_enqueued flag.
9827 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9829 * config/s390/s390.c (override_options): Default
9830 max-unrolled-insns to 100 for z10 tuning.
9832 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9834 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9835 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9836 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9837 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9838 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9839 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9840 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9842 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9844 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9845 use default set in mingw32.h header.
9846 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9847 64-bit /mingw/include path.
9848 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9851 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9853 PR rtl-optimization/40209
9854 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9856 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9858 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9859 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9860 with the rest of string where appropriate. Use fputs or putc
9861 instead of fprintf where appropriate.
9863 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9864 Pat Haugen <pthaugen@us.ibm.com>
9865 Revital Eres <ERES@il.ibm.com>
9867 * config/rs6000/vector.md: New file. Move most of the vector
9868 expander support here from altivec.md to allow for the VSX vector
9869 unit in the future. Add support for secondary_reload patterns.
9870 Rewrite the patterns for vector comparison, and vector comparison
9871 predicate instructions so that the RTL expresses the desired
9872 behavior, instead of using unspec.
9874 * config/rs6000/constraints.md ("f" constraint): Use
9875 rs6000_constraints to hold the precalculated register class.
9876 ("d" constraint): Ditto.
9877 ("wd" constraint): New constraint for VSX.
9878 ("wf" constraint): Ditto.
9879 ("ws" constraint): Ditto.
9880 ("wa" constraint): Ditto.
9881 ("wZ" constraint): Ditto.
9882 ("j" constraint): Ditto.
9884 * config/rs6000/predicates.md (vsx_register_operand): New
9886 (vfloat_operand): New predicate for vector.md.
9887 (vint_operand): Ditto.
9888 (vlogical_operand): Ditto.
9889 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9890 (easy_vector_constant): Add VSX support.
9891 (altivec_indexed_or_indirect_operand): New predicate for
9892 recognizing Altivec style memory references with AND -16.
9894 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9895 for vector secondary reload support.
9896 (rs6000_vector_reg_class): Delete, replacing it with
9898 (rs6000_vsx_reg_class): Ditto.
9899 (rs6000_constraints): New array to hold the register classes of
9900 each of the register constraints that can vary at runtime.
9901 (builtin_mode_to_type): New static array for builtin function type
9903 (builtin_hash_table): New static hash table for builtin function
9905 (TARGET_SECONDARY_RELOAD): Define target hook.
9906 (TARGET_IRA_COVER_CLASSES): Ditto.
9907 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9908 registers are 128 bits if VSX memory reference instructions are used.
9909 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9911 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9912 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9913 Print several of the scheduling related parameters.
9914 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9915 rs6000_constraints instead of rs6000_vector_reg_class. Move
9916 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9917 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9918 Altivec. Add VSX support. Setup for secondary reload support on
9919 Altivec/VSX registers.
9920 (rs6000_override_options): Make power7 set the scheduling groups
9921 like the power5. Add support for new debug switches to override
9922 the scheduling defaults. Temporarily disable -mcpu=power7 from
9923 setting -mvsx. Add support for debug switches -malways-hint,
9924 -msched-groups, and -malign-branch-targets.
9925 (rs6000_buitlin_conversion): Add support for returning unsigned
9926 vector conversion functions to fix regressions due to stricter
9928 (rs6000_builtin_mul_widen_even): Ditto.
9929 (rs6000_builtin_mul_widen_odd): Ditto.
9930 (rs6000_builtin_vec_perm): Ditto.
9931 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9932 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9934 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9936 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9937 VSX types for bit operations. Changes to accomidate vector.md.
9938 (bdesc_2arg): Ditto.
9939 (bdesc_1arg): Ditto.
9940 (struct builtin_description_predicates): Rewrite predicate
9941 handling so that RTL describes the operation, instead of passing
9942 the instruction to be used as a string argument.
9943 (bdesc_altivec_preds): Ditto.
9944 (altivec_expand_predicate_builtin): Ditto.
9945 (altivec_expand_builtin): Ditto.
9946 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9947 statement for vsldoi support.
9948 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9949 (altivec_expand_st_builtin): Ditto.
9950 (paired_expand_builtin): Whitespace changes.
9951 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9952 builtin_mode_to_type table for secondary reload. Call
9953 builtin_function_type to build random builtin functions.
9954 (altivec_init_builtins): Change to use builtin_function_type to
9955 create builtin function types dynamically as we need them.
9956 (builtin_hash_function): New support for hashing the tree types
9957 for builtin function as we need it, rather than trying to build
9958 all of the trees that we need. Add initial preliminary VSX support.
9959 (builtin_function_type): Ditto.
9960 (builtin_function_eq): Ditto.
9961 (builtin_hash_struct): Ditto.
9962 (rs6000_init_builtins): Ditto.
9963 (rs6000_common_init_builtins): Ditto.
9964 (altivec_init_builtins): Ditto.
9965 (rs6000_common_init_builtins): Ditto.
9966 (enum reload_reg_type): New enum for simplifing reg classes.
9967 (rs6000_reload_register_type): Simplify register classes into GPR,
9968 Vector, and other registers. Altivec and VSX addresses in reload.
9969 (rs6000_secondary_reload_inner): Ditto.
9970 (rs6000_ira_cover_classes): New target hook, that returns the
9971 appropriate cover classes, based on -mvsx being used or not.
9972 (rs6000_secondary_reload_class): Add VSX support.
9973 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9974 (get_vsel_insn): Ditto.
9975 (rs6000_emit_vector_compare): Rewrite vector conditional support
9976 so that where we can, we use RTL operators, instead of blindly use
9978 (rs6000_emit_vector_select): Ditto.
9979 (rs6000_emit_vector_cond_expr): Ditto.
9980 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9981 (create_TOC_reference): Add -mdebug=addr support.
9982 (emit_frame_save): VSX loads/stores need register indexed addressing.
9984 * config/rs6000/rs6000.md: Include vector.md.
9986 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9988 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9989 support for V2DI, V2DF in logical, permute, select operations.
9991 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9992 switch for vsx/power7.
9993 (-mvsx-scalar-memory): Ditto.
9994 (-mvsx-align-128): Ditto.
9995 (-mallow-movmisalign): Ditto.
9996 (-mallow-df-permute): Ditto.
9997 (-msched-groups): Ditto.
9998 (-malways-hint): Ditto.
9999 (-malign-branch-targets): Ditto.
10001 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10003 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10004 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10005 (rs6000_vector_reg_class): Delete.
10006 (rs6000_vsx_reg_class): Ditto.
10007 (enum rs6000_reg_class_enum): New enum for the constraints that
10008 vary based on target switches.
10009 (rs6000_constraints): New array to hold the register class for all
10010 of the register constraints that vary based on the switches used.
10011 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10012 (enum rs6000_builtins): Add unsigned varients for the builtin
10013 declarations returned by target hooks for expanding multiplies,
10014 select, and permute operations. Add VSX builtins.
10015 (enum rs6000_builtin_type_index): Add entries for VSX.
10016 (V2DI_type_node): Ditto.
10017 (V2DF_type_node): Ditto.
10018 (unsigned_V2DI_type_node): Ditto.
10019 (bool_long_type_node): Ditto.
10020 (intDI_type_internal_node): Ditto.
10021 (uintDI_type_internal_node): Ditto.
10022 (double_type_internal_node): Ditto.
10024 * config/rs6000/altivec.md (whole file): Move all expanders to
10025 vector.md from altivec.md. Rename insn matching functions to be
10027 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10028 (altivec_vcmp*): Ditto.
10029 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10030 (VM): New iterator for moves that includes the VSX types.
10031 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10032 (altivec_vperm_<mode>_uns): New, for unsigned types.
10033 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10034 (altivec_eq<mode>): Ditto.
10035 (altivec_gt<mode>): Ditto.
10036 (altivec_gtu<mode>): Ditto.
10037 (altivec_eqv4sf): Ditto.
10038 (altivec_gev4sf): Ditto.
10039 (altivec_gtv4sf): Ditto.
10040 (altivec_vcmpbfp_p): Ditto.
10042 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10044 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10047 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10050 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10051 ASM_SHORT instead of .word.
10052 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10053 instead of .word in asm template.
10055 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10058 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10059 (process_bb_node_lives): Use it.
10061 * ira.c (setup_cover_and_important_classes): Don't setup
10062 ira_important_class_nums. Add cover classes to the end of
10064 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10066 (find_reg_class_closure): Use reorder_important_classes.
10068 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10070 * config/i386/i386.c (i386_ira_cover_classes): New function.
10071 (TARGET_IRA_COVER_CLASSES): Redefine.
10073 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10074 importance of order of cover classes in the array.
10076 2009-07-22 Diego Novillo <dnovillo@google.com>
10078 * tree-pass.h (TDF_EH): Define.
10079 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10080 contains TDF_EH, print the EH region number holding GS.
10081 * tree-dump.c (dump_options): Add "eh".
10082 * doc/invoke.texi: Document it.
10084 2009-07-22 Doug Kwan <dougkwan@google.com>
10086 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10088 2009-07-22 Michael Matz <matz@suse.de>
10090 PR tree-optimization/35229
10091 PR tree-optimization/39300
10093 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10094 (inhibit_phi_insertion): New function.
10095 (insert_into_preds_of_block): Call it for REFERENCEs.
10096 (init_pre): Initialize and finalize scalar evolutions.
10097 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10099 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10101 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10102 Use CONST_VECTOR_NUNITS to determine number of elements.
10104 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10106 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10107 (U, W): Constraints are now deprecated and will be removed if we
10108 run out of letters.
10109 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10111 ("prefetch"): Add the stcmh instruction for prefetching.
10112 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10114 (s390_short_displacement): Return always true if compiling for
10115 machines not providing the long displacement facility.
10116 (s390_mem_constraint): Support the new constraint letter Z.
10117 (s390_check_qrst_address): New function.
10119 2009-07-21 DJ Delorie <dj@redhat.com>
10121 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10124 2009-07-21 Jason Merrill <jason@redhat.com>
10126 * c-common.c (max_tinst_depth): Increase default to 1024.
10128 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10130 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10131 (vec_unpacku_float_lo_v4si): Ditto.
10133 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10136 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10137 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10138 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10139 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10141 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10143 PR tree-optimization/40813
10144 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10147 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10149 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10150 with a NOP_EXPR if needed.
10152 2009-07-21 Paul Brook <paul@codesourcery.com>
10154 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10155 Terminate debug dump with newline.
10157 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10159 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10160 Cast "1" to unsigned HOST_WIDE_INT.
10161 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10162 deposit length to the maximum length - lsb. Extend length if
10163 HOST_BITS_PER_WIDE_INT is 32.
10165 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10167 * cgraph.h (constant_pool_htab): New function.
10168 (constant_descriptor_tree): Move from varasm.c.
10169 * varasm.c (constant_pool_htab): New function.
10170 (constant_descriptor_tree): Move to cgraph.h.
10172 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10174 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10176 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10178 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10181 2009-07-20 Xinliang David Li <davidxl@google.com>
10183 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10185 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10187 * config/mips/mips.md (move_type): Add arith.
10188 (type): Handle arith.
10189 (zero_extendsidi2): Rename this into ...
10190 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10191 (zero_extendsidi2): New expander.
10192 (*zero_extendsidi2_dext): New pattern.
10194 2009-07-20 Nick Clifton <nickc@redhat.com>
10196 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10197 to set MIPS_ABI_DEFAULT.
10198 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10200 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10202 * tree-object-size.c (addr_object_size): Handle unions with
10203 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10205 PR tree-optimization/40792
10206 * tree.c (build_function_type_skip_args): Remove bogus assert.
10208 2009-07-20 Jan Hubicka <jh@suse.cz>
10209 Martin Jambor <mjambor@suse.cz>
10211 * cgraph.h (combined_args_to_skip): New field.
10212 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10213 combined_args_to_skip and args_to_skip.
10214 * tree-inline.c (update_clone_info): New function.
10215 (tree_function_versioning): Call update_clone_info.
10216 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10218 (cgraph_materialize_all_clones): More extensive dumping, working
10219 with combined_args_to_skip rather than args_to_skip.
10221 2009-07-20 Ira Rosen <irar@il.ibm.com>
10223 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10224 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10225 (get_initial_def_for_reduction): Likewise.
10226 (vectorizable_reduction): Skip the check of first operand in case
10227 of COND_EXPR. Add check that it is outer loop vectorization if
10228 nested cycle was detected. Call vectorizable_condition() for
10229 COND_EXPR. If reduction epilogue cannot be created do not fail for
10230 nested cycles (if it is not double reduction). Assert that there
10231 is only one type in the loop in case of COND_EXPR. Call
10232 vectorizable_condition() to vectorize COND_EXPR.
10233 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10234 Add parameters. Allow nested cycles if called from
10235 vectorizable_reduction(). Use reduction vector variable if provided.
10236 (vect_analyze_stmt): Call vectorizable_reduction() before
10237 vectorizable_condition().
10238 (vect_transform_stmt): Update call to vectorizable_condition().
10240 2009-07-20 Christian Bruel <christian.bruel@st.com>
10242 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10243 * doc/invoke.texi (-mfmovd): Likewise.
10244 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10246 2009-07-20 Jan Hubicka <jh@suse.cz>
10248 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10249 when handling SSA name.
10251 2009-07-19 Jan Hubicka <jh@suse.cz>
10253 PR tree-optimization/40676
10254 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10255 virtual PHIs in empty BBs.
10257 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10259 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10260 re-expanded the compound use gen_lowpart instead to convert to the
10263 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10265 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10266 OUTER_CONST arguments.
10267 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10268 the new wider mode will be masked off.
10269 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10271 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10273 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10274 high-order bits are zero.
10276 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10278 * combine.c (simplify_shift_const_1): Split code to determine
10279 shift_mode into ...
10280 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10281 new bits shifted in are identical to the old sign bit.
10283 2009-07-18 Richard Guenther <rguenther@suse.de>
10286 * gimplify.c (gimplify_call_expr): Reject code using results from
10287 functions returning void.
10289 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10291 * doc/md.texi: Document the new PowerPC "es" constraint.
10292 Document that "m" can include automodified addresses on this target,
10293 and explain how %U must be used. Extend the "Q" and "Z" documentation
10294 to suggest "es" as well as "m".
10295 * config/rs6000/constraints.md (es): New memory constraint.
10296 (Q, Z): Update strings to match new documentation.
10298 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10300 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10301 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10302 * config/rs6000/predicates.md (volatile_mem_operand): Use
10303 offsettable_nonstrict_memref_p.
10304 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10305 (*floatunssidf2_internal): Likewise.
10306 (*fix_truncdfsi2_internal): Likewise.
10307 (*fix_trunctfsi2_internal): Likewise.
10309 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10311 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10312 atmega32u2 devices.
10313 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10315 2009-07-17 Richard Guenther <rguenther@suse.de>
10318 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10319 (pass_warn_unused_result): Likewise.
10320 (TODO_set_props): Remove.
10321 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10323 (pass_diagnose_omp_blocks): Define.
10324 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10325 (c_gimple_diagnostics_recursively): Remove.
10326 (finish_function): Do not call it.
10327 (c_write_global_declarations): Continue after errors.
10328 Finalize the CU here.
10329 * c-gimplify.c (c_genericize): Do not gimplify here.
10330 * c-common.c (c_warn_unused_result): Move ...
10331 * tree-cfg.c (do_warn_unused_result): ... here.
10332 (run_warn_unused_result): New function.
10333 (gate_warn_unused_result): New function.
10334 (pass_warn_unused_result): New pass.
10335 * c-common.h (c_warn_unused_result): Remove.
10336 * flags.h (flag_warn_unused_result): Declare.
10337 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10338 * opts.c (flag_warn_unused_result): Initialize to false.
10339 * toplev.c (compile_file): Add comment.
10340 * omp-low.c (create_omp_child_function): Do not register
10341 the function with the frontend.
10342 (diagnose_omp_structured_block_errors): Prepare to be
10343 called as optimization pass.
10344 (gate_diagnose_omp_blocks): New function.
10345 (pass_diagnose_omp_blocks): New pass.
10346 * cgraph.h (cgraph_optimize): Remove.
10347 (cgraph_analyze_function): Likewise.
10348 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10349 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10350 before their parents here.
10351 (cgraph_finalize_function): Not here.
10352 (cgraph_analyze_function): Gimplify functions here.
10353 (cgraph_finalize_compilation_unit): Continue after errors.
10354 Optimize the callgraph from here.
10355 (cgraph_optimize): Make static.
10356 * langhooks.c (write_global_declarations): Finalize the CU.
10357 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10358 (gimplify_function_tree): Assert we gimplify only once.
10359 Set PROP_gimple_any property.
10360 * tree-nested.c (gimplify_all_functions): New function.
10361 (lower_nested_functions): Gimplify all nested functions.
10362 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10363 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10364 and pass_diagnose_omp_blocks after gimplification. Do not
10365 set TODO_set_props on all_lowering_passes.
10366 (execute_one_pass): Do not handle TODO_set_props.
10367 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10368 (gimplify.o): Add tree-pass.h dependency.
10369 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10370 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10371 (unsave_r): Likewise.
10372 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10373 temporary variable.
10375 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10377 * doc/service.texi (Service): Restore previously removed link,
10378 which isn't broken after all.
10380 2009-07-17 Richard Guenther <rguenther@suse.de>
10382 PR tree-optimization/40321
10383 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10384 PHI nodes to the maximal set.
10385 (make_values_for_phi): Add PHI arguments to the maximal set.
10386 (execute_pre): Dump PHI_GEN and the maximal set.
10388 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10391 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10394 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10396 * doc/extend.texi (Nested Functions): Replace broken link with
10398 * doc/service.texi (Service): Remove broken link.
10400 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10403 * builtins.c (expand_builtin_memcmp): Use loc instead of
10404 EXPR_LOCATION (exp).
10405 (expand_builtin_strncmp): Likewise.
10407 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10408 Manuel López-Ibáñez <manu@gcc.gnu.org>
10411 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10412 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10413 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10414 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10415 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10416 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10417 tree-inline.c, c-common.c, c-common.h, gimple.c,
10418 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10419 convert.c: Add location argument to fold_{unary,binary,ternary},
10420 fold_build[123], build_call_expr, build_size_arg,
10421 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10422 fold_build1_initializer, fold_build2_initializer,
10423 fold_build3_initializer, fold_build_call_array,
10424 fold_build_call_array_initializer, fold_single_bit_test,
10425 omit_one_operand, omit_two_operands, invert_truthvalue,
10426 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10427 combine_comparisons, fold_builtin_*, fold_call_expr,
10428 build_range_check, maybe_fold_offset_to_address, round_up,
10431 2009-07-16 Jason Merrill <jason@redhat.com>
10434 * c-common.c (c_common_reswords): Add __is_standard_layout
10436 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10437 * doc/implement-cxx.texi: New.
10438 * doc/gcc.texi: Include it.
10440 2009-07-16 DJ Delorie <dj@redhat.com>
10442 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10443 compares that may be indirectly affected by previous instructions.
10445 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10447 * builtins.c (do_mpc_arg2): New.
10448 (fold_builtin_2): Fold builtin cpow.
10449 * real.h (HAVE_mpc_pow): New.
10451 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10453 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10454 comparison to skip unprofitable schedule
10456 2009-07-16 Simon Baldwin <simonb@google.com>
10458 * gcc.c (option_map): New flag -no-canonical-prefixes.
10459 * (display_help): Print help text for new flag.
10460 * (process_command): Move options translation and language specifics
10461 and handle new flag early. Use it to set a function pointer to a
10462 prefix builder. Replace make_relative_prefix calls with calls to
10463 the function pointed to. Ignore new flag in regular options handling.
10464 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10466 2009-07-15 DJ Delorie <dj@redhat.com>
10468 * config/mep/mep.md (sibcall_internal): Change register to avoid
10469 argument registers.
10470 (sibcall_value_internal): Likewise.
10472 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10474 PR rtl-optimization/40710
10475 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10477 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10479 * config/mips/mips.md (*extenddi_truncate<mode>,
10480 *extendsi_truncate<mode>): Change type attribute to move_type
10481 with shift_shift. Split out code handling exts from here ...
10482 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10484 (*extendhi_truncateqi): Change type attribute to move_type with
10485 shift_shift. Split out code handling exts from here ...
10486 (*extendhi_truncateqi_exts): ... to this new pattern.
10488 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10490 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10491 instead of "and" with inverted sign bit mask value. Use
10492 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10493 Allocate registers only for operand 4 and operand 5.
10495 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10497 PR middle-end/40747
10498 * fold-const.c (fold_cond_expr_with_comparison): When folding
10499 < and <= to MIN, make sure the MIN uses the same type as the
10500 comparison's operands.
10502 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10504 * arm.md (ior_xor): New code iterator.
10505 (split for ior/xor with shift and zero-extend): New split pattern.
10506 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10508 2009-07-15 Richard Guenther <rguenther@suse.de>
10510 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10513 2009-07-15 Richard Guenther <rguenther@suse.de>
10515 PR middle-end/40753
10516 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10518 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10520 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10521 handle 2.6.30 kernel.
10523 2009-07-15 DJ Delorie <dj@redhat.com>
10525 * config/mep/mep.md (sibcall_internal): Change register to allow
10526 for 24-bit addresses.
10527 (sibcall_value_internal): Likewise.
10529 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10531 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10532 that are enabled/disabled by the flags introduced by a previous patch.
10534 2009-07-14 DJ Delorie <dj@redhat.com>
10536 * config/mep/mep.md (sibcall_internal): Include non-toggling
10538 (sibcall_value_internal): Likewise.
10540 2009-07-14 Taras Glek <tglek@mozilla.com>
10541 Rafael Espindola <espindola@google.com>
10543 * doc/sourcebuild.texi: Document install-plugin target.
10544 * configure.ac: Added install-plugin target to language makefiles.
10545 * configure: Regenerate.
10546 * Makefile.in: (install-plugin): Install more headers,
10547 depend on lang.install-plugin.
10549 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10551 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10554 2009-07-14 DJ Delorie <dj@redhat.com>
10556 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10557 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10558 * config/mep/mep.md (sibcall_internal): Change test from
10559 mep_vliw_mode_match to mep_vliw_jmp_match.
10560 (sibcall_value_internal): Likewise.
10562 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10564 * config/i386/sse.md (copysign<mode>3): New expander.
10565 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10566 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10567 Use ix86_build_const_vector.
10568 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10569 IX86_BUILTIN_CPYSGNPD.
10570 (builtin_description): Add __builtin_ia32_copysignps and
10571 __builtin_ia32_copysignpd.
10572 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10573 and BUILT_IN_COPYSIGNF.
10575 2009-07-13 Jason Merrill <jason@redhat.com>
10577 * builtins.c (can_trust_pointer_alignment): New fn.
10578 (get_pointer_alignment): Factor it out from here.
10579 * tree.h: Declare it.
10581 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10583 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10586 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10590 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10592 2009-07-14 Richard Guenther <rguenther@suse.de>
10593 Andrey Belevantsev <abel@ispras.ru>
10595 PR middle-end/40745
10596 * cfgexpand.c (partition_stack_vars): Do not bother to update
10597 alias information when not optimizing.
10599 2009-07-14 Richard Guenther <rguenther@suse.de>
10600 Andrey Belevantsev <abel@ispras.ru>
10602 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10603 (pt_solution_set): Likewise.
10604 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10605 * tree-ssa-structalias.c (pt_solution_set): New function.
10606 * final.c (rest_of_clean_state): Free SSA data structures.
10607 * print-rtl.c (print_decl_name): Remove.
10608 (print_mem_expr): Implement in terms of print_generic_expr.
10609 * alias.c (ao_ref_from_mem): New function.
10610 (rtx_refs_may_alias_p): Likewise.
10611 (true_dependence): Query alias-export info.
10612 (canon_true_dependence): Likewise.
10613 (write_dependence_p): Likewise.
10614 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10616 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10617 (mem_expr_equal_p): Use operand_equal_p.
10618 (set_mem_attributes_minus_bitpos): Do not use
10619 component_ref_for_mem_expr.
10620 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10621 (update_alias_info_with_stack_vars): Likewise.
10622 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10623 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10624 explicitly nor clear stmt operands.
10625 Free the decl-to-pointer map.
10626 * tree-optimize.c (execute_free_datastructures): Do not free
10627 SSA data structures here.
10628 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10629 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10630 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10632 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10634 2009-07-13 DJ Delorie <dj@redhat.com>
10636 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10637 unrolling at the right iteration count.
10639 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10642 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10644 * haifa-sched.c (rank_for_schedule): Introduced flags to
10645 enable/disable individual scheduling heuristics.
10646 * common.opt: Introduced flags to enable/disable individual
10647 heuristics in the scheduler.
10648 * doc/invoke.texi: Introduced flags to enable/disable individual
10649 heuristics in the scheduler.
10651 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10653 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10654 config/i386/mingw-tls.c.
10655 * config/i386/mingw-tls.c: Removed.
10657 2009-07-13 Ira Rosen <irar@il.ibm.com>
10659 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10660 checks access only relevant statements.
10661 (vectorizable_reduction): Likewise.
10663 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10665 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10666 just for 32-bit case.
10668 2009-07-12 Jan Hubicka <jh@suse.cz>
10670 PR tree-optimization/40585
10671 * except.c (expand_resx_expr): When there already is resume
10672 instruction, produce linked list.
10673 (build_post_landing_pads): Assert that resume is empty.
10674 (connect_post_landing_pads): Handle resume lists.
10675 (dump_eh_tree): Dump resume list.
10677 2009-07-12 Ira Rosen <irar@il.ibm.com>
10679 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10680 with additional argument.
10681 * tree-vectorizer.h (enum vect_def_type): Add
10682 vect_double_reduction_def.
10683 (vect_is_simple_reduction): Add argument.
10684 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10686 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10687 vect_is_simple_reduction with additional argument.
10688 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10690 (reduction_code_for_scalar_code): Handle additional codes by
10691 returning ERROR_MARK for them. Fix comment and indentation.
10692 (vect_is_simple_reduction): Fix comment, add argument to specify
10693 double reduction. Detect double reduction.
10694 (get_initial_def_for_induction): Fix indentation.
10695 (get_initial_def_for_reduction): Fix comment and indentation.
10696 Handle double reduction. Create initial definitions that do not
10697 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10698 (vect_create_epilog_for_reduction): Fix comment, add argument to
10699 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10700 epilogue result extraction. Create double reduction phi node and
10701 replace relevant uses.
10702 (vectorizable_reduction): Call vect_is_simple_reduction with
10703 additional argument. Fix indentation. Update epilogue code treatment
10704 according to the changes in reduction_code_for_scalar_code. Check
10705 for double reduction. Call vect_create_epilog_for_reduction with
10706 additional argument.
10707 * tree-vect-stmts.c (process_use): Handle double reduction, update
10709 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10710 (vect_get_vec_def_for_operand): Likewise.
10712 2009-07-12 Danny Smith <dansmister@gmail.com>
10714 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10715 dllexport if !TREE_PUBLIC.
10716 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10718 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10720 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10721 (avr_extra_arch_macro) Remove declatation.
10722 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10723 (avr_extra_arch_macro) Declare as static.
10724 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10726 2009-07-11 Jan Hubicka <jh@suse.cz>
10728 PR middle-end/48388
10729 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10731 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10734 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10735 cold_in_std_section bits.
10736 (dwarf2out_begin_prologue): Initialize them.
10737 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10738 if already covered by text_section or cold_text_section range.
10740 PR rtl-optimization/40667
10741 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10742 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10743 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10744 * config/i386/i386.c (ix86_minimum_alignment): New function.
10745 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10746 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10747 * emit-rtl.c (gen_reg_rtx): Likewise.
10748 * function.c (assign_parms): Likewise. If nominal_type needs
10749 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10750 rather than passed_type's alignment.
10753 * function.c (assign_parm_setup_stack): Adjust
10754 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10755 from nominal_mode on big endian.
10757 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10759 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10761 2009-07-10 DJ Delorie <dj@redhat.com>
10763 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10765 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10767 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10769 (thumb2_cbnz): Likewise.
10771 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10774 * config.gcc (supported_defaults): Add synci.
10775 (with_synci): Add validation.
10776 (all_defaults): Add synci.
10777 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10780 * config/mips/mips.opt (msynci): New option.
10781 * config/mips/mips.c (mips_override_options): Warn on use of
10782 -msynci for targets that do now support it.
10783 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10785 * gcc/doc/invoke.texi (-msynci): Document the new option.
10786 * doc/install.texi (--with-synci): Document the new option.
10788 2009-07-10 Richard Guenther <rguenther@suse.de>
10790 PR tree-optimization/40496
10791 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10792 the PHI result with a compatible type.
10794 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10798 * c.opt (Wunused-result): New.
10799 * doc/invoke.texi: Document it.
10800 * c-common.c (c_warn_unused_result): Use it.
10802 2009-07-09 DJ Delorie <dj@redhat.com>
10804 * targhooks.c (default_target_can_inline_p): Rename from
10805 default_target_option_can_inline_p.
10806 * targhooks.h (default_target_can_inline_p): Likewise.
10807 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10808 TARGET_OPTION_CAN_INLINE_P.
10809 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10810 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10811 (mep_target_can_inline_p): Rename from
10812 mep_target_option_can_inline_p.
10815 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10816 registers used to pass vectors.
10818 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10820 2009-07-09 Tom Tromey <tromey@redhat.com>
10822 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10823 * config/mmix/mmix.c: Include dwarf2.h.
10824 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10825 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10826 * config/sh/sh.c: Include dwarf2.h.
10827 * config/i386/i386.c: Include dwarf2.h.
10828 * Makefile.in (DWARF2_H): Remove 'elf'.
10829 * except.c: Include dwarf2.h.
10830 * unwind-dw2.c: Include dwarf2.h.
10831 * dwarf2out.c: Include dwarf2.h.
10832 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10833 * unwind-dw2-fde.c: Include dwarf2.h.
10834 * dwarf2asm.c: Include dwarf2.h.
10836 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10838 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10839 (max_issue): Use it.
10840 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10842 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10843 (region_sched_info): Update.
10844 * sched-ebb.c (ebb_sched_info): Update.
10845 * modulo-sched.c (sms_sched_info): Update.
10846 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10848 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10850 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10852 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10854 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10856 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10858 PR middle-end/40692
10859 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10860 arg1 with arg01 if arg1 is already INTEGER_CST.
10862 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10864 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10865 Transform (and (truncate)) into (truncate (and)).
10867 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10869 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10870 creating LHS paradoxical subregs. Fix surrounding returns to
10871 use NULL_RTX rather than 0.
10873 2009-07-08 DJ Delorie <dj@redhat.com>
10875 * config/mep/mep.c: (mep_option_can_inline_p): New.
10876 (TARGET_OPTION_CAN_INLINE_P): Define.
10878 2009-07-08 Mark Wielaard <mjw@redhat.com>
10881 * dwarf2out.c (add_data_member_location_attribute): When we have
10882 only a constant offset don't emit a new location description using
10883 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10886 2009-07-08 Richard Henderson <rth@redhat.com>
10889 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10890 (enum reg_class): Add CLOBBERED_REGS.
10891 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10892 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10893 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10894 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10895 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10896 force 64-bit sibcalls into R11.
10897 * config/i386/constraints.md (U): New constraint.
10898 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10899 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10900 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10902 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10904 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10906 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10907 * ebitmap.h (dump_ebitmap): Ditto.
10908 * optabs.h (optab_libfunc): Ditto.
10909 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10910 * tree-flow.h (vect_can_force_dr_alignment_p,
10911 get_vectype_for_scalar_type): Ditto.
10912 (vectorize_loops): Move prototype to ...
10913 * tree-vectorizer.h: ... here. Also, adjust comment.
10914 (vect_set_verbosity_level): Remove duplicate prototype.
10915 * tree-ssa-loop.c: Include tree-vectorizer.h.
10916 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10918 2009-07-08 Nick Clifton <nickc@redhat.com>
10920 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10923 2009-07-08 DJ Delorie <dj@redhat.com>
10925 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10926 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10927 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10929 * config/mep/intrinsics.md: Regenerated.
10930 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10931 registers when asm() or calls are detected.
10933 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10936 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10938 * gimple (gimple_build_call_from_tree): Likewise.
10939 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10940 no_warning flag before warning.
10942 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10944 * tree.c (set_expr_locus): Remove.
10945 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10946 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10948 * gimplify.c (internal_get_tmp_var): Likewise.
10949 (gimplify_call_expr): Likewise.
10950 (gimplify_one_sizepos): Likewise.
10952 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10955 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10956 to variables for debugging purposes.
10958 2009-06-23 Mark Loeser <mark@halcy0n.com>
10961 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10963 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10965 * pretty-print.c (pp_base_format): Remove %J.
10966 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10967 gcc_cxxdiag_char_table): Likewise.
10968 (init_dynamic_diag_info): Likewise.
10970 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10972 * pretty-print.c (pp_base_format): Remove %H.
10973 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10974 gcc_cxxdiag_char_table): Likewise.
10975 (init_dynamic_diag_info): Likewise.
10976 * config/mep/mep.c (mep_select_section): Likewise.
10978 2009-07-07 Duncan Sands <baldrick@free.fr>
10980 * final.c (pass_clean_state): Give the pass a name.
10981 * passes.c (pass_rest_of_compilation): Likewise.
10982 * tree-optimize.c (pass_all_optimizations): Likewise.
10984 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10986 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10987 an extra 'decl' for error_at.
10989 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10991 PR middle-end/40669
10992 * tree-tailcall.c (adjust_return_value_with_ops,
10993 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10994 if it has complex or vector type.
10996 2009-07-07 Olivier Hainque <hainque@adacore.com>
10998 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11001 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11003 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11005 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11007 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11008 * c-decl.c: Likewise.
11009 * function.c: Likewise.
11010 * varasm.c: Likewise.
11011 * tree-ssa.c: Likewise.
11012 * c-common.c: Likewise.
11013 * tree-cfg.c: Likewise.
11014 * config/spu/spu.c: Likewise.
11015 * config/ia64/ia64.c: Likewise.
11016 * config/v850/v850.c: Likewise.
11018 2009-07-06 DJ Delorie <dj@redhat.com>
11020 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11021 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11022 unspecified accesses to control registers.
11023 * config/mep/intrinsics.md: Regenerate.
11024 * config/mep/intrinsics.h: Regenerate.
11025 * config/mep/mep-intrin.h: Regenerate.
11027 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11029 * c-lex.c: Replace %H by an explicit location. Update all calls.
11030 * c-common.c: Likewise.
11031 * c-decl.c: Likewise.
11032 * c-typeck.c: Likewise.
11033 * fold-const.c: Likewise.
11034 * gimplify.c: Likewise.
11035 * stmt.c: Likewise.
11036 * tree-cfg.c: Likewise.
11037 * tree-ssa-loop-niter.c: Likewise.
11038 * tree-vrp.c: Likewise.
11039 * value-prof.c: Likewise.
11041 2009-07-06 Diego Novillo <dnovillo@google.com>
11043 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11044 if it has one. Handle cases where VAR does not have an
11045 annotation or cfun is NULL.
11047 2009-07-06 Diego Novillo <dnovillo@google.com>
11049 * tree.c: Include debug.h.
11050 (initialize_tree_contains_struct): New.
11051 (init_ttree): Call it.
11052 (tree_node_structure_for_code): Factor out of ...
11053 (tree_node_structure): ... here.
11054 * treestruct.def (TS_PHI_NODE): Remove.
11055 (TS_GIMPLE_STATEMENT): Remove.
11057 2009-07-06 Diego Novillo <dnovillo@google.com>
11059 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11060 (debug_tree_chain): Handle cycles.
11062 2009-07-06 Nick Clifton <nickc@redhat.com>
11063 DJ Delorie <dj@redhat.com>
11065 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11066 __FMOVD_ENABLED__ is defined.
11068 (TARGET_FMOVD): Provide a default definition.
11069 (MASK_FMOVD): Likewise.
11070 (TARGET_CPU_CPP_BUILTINS): Define
11071 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11072 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11073 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11074 (split for DF load from memory into register): Also handle
11075 MEMs which consist of REG+DISP addressing.
11076 (split for DF store from register to memory): Likewise.
11077 (movsf_ie): Always use single fp_mode.
11078 * config/sh/sh.c (sh_override_options): Do not automatically
11079 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11080 that to the -mfmovd command line switch.
11081 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11082 (fldi_ok): Always allow.
11083 * config/sh/sh.opt (mfmovd): Remove this switch.
11084 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11086 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11087 Kaz Kojima <kkojima@gcc.gnu.org>
11089 PR rtl-optimization/30807
11090 * postreload.c (reload_combine): For every new use of REG_SUM,
11091 record the use of BASE.
11093 2009-07-06 Jan Hubicka <jh@suse.cz>
11095 * params.def: Revert my accidental commit at 2009-06-30.
11097 2009-07-04 Ian Lance Taylor <iant@google.com>
11100 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11102 (mingw_format_attribute_overrides): Likewise.
11104 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11107 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11108 don't check cfa.reg. Instead of cfa.indirect use
11109 fde && fde->drap_reg != INVALID_REGNUM test.
11111 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11113 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11115 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11118 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11120 2009-07-03 Richard Guenther <rguenther@suse.de>
11122 PR tree-optimization/40640
11123 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11126 2009-07-03 Jan Hubicka <jh@suse.cz>
11128 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11129 for size, reduce amount of inlining.
11131 2009-07-03 Richard Guenther <rguenther@suse.de>
11133 PR middle-end/34163
11134 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11135 if t +- x is known to not overflow and the conversion widens the
11137 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11139 2009-07-03 Jan Hubicka <jh@suse.cz>
11141 * ipa-pure-const.c (analyze): Update loop optimizer init.
11142 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11143 try_remove_empty_loop, remove_empty_loops): Remove.
11144 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11145 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11146 to mark regular loops as neccesary.
11147 (degenerate_phi_p): New function.
11148 (propagate_necessity, remove_dead_phis): Use it.
11149 (forward_edge_to_pdom): Likewise.
11150 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11151 virtual PHI nodes that became unreachable.
11152 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11153 * tree-flow.h (remove_empty_loops): Remove.
11154 * passes.c (init_optimization_passes): Remove.
11156 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11158 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11159 can_create_pseudo_p.
11160 (*fix_trunc<mode>_i387_1): Ditto.
11161 (*floathi<mode>2_1): Ditto.
11162 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11163 (*fistdi2_1): Ditto.
11164 (*fist<mode>2_1): Ditto.
11165 (frndintxf2_floor): Ditto.
11166 (*fist<mode>2_floor_1): Ditto.
11167 (frndintxf2_ceil): Ditto.
11168 (*fist<mode>2_ceil_1): Ditto.
11169 (frndintxf2_trunc): Ditto.
11170 (frndintxf2_mask_pm): Ditto.
11171 (fxam<mode>2_i387_with_temp): Ditto.
11172 * config/i386/sse.md (mulv16qi3): Ditto.
11173 (*sse2_mulv4si3): Ditto.
11175 (sse4_2_pcmpestr): Ditto.
11176 (sse4_2_pcmpistr): Ditto.
11178 2009-07-03 Jan Hubicka <jh@suse.cz>
11180 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11181 (mark_stmt_necessary): Set it.
11182 (mark_operand_necessary): Set it.
11183 (mark_control_dependent_edges_necessary): Set it.
11184 (mark_virtual_phi_result_for_renaming): New function.
11185 (get_live_post_dom): New function.
11186 (forward_edge_to_pdom): New function.
11187 (remove_dead_stmt): Fix handling of control dependences.
11188 (tree_dce_init): Init new bitmap.
11189 (tree_dce_done): Free it.
11191 2009-07-02 Richard Guenther <rguenther@suse.de>
11194 * tree-ssa-structalias.c (new_var_info): Initialize
11197 2009-07-02 Jan Hubicka <jh@suse.cz>
11199 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11202 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11204 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11205 instead of recomputing it. Adjust calls.
11206 (emit_store_flag): Adjust recursive calls.
11208 2009-07-02 Richard Guenther <rguenther@suse.de>
11210 * tree-ssa-live.c (remove_unused_locals): Do not remove
11212 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11213 of DECL_EXTERNAL for HEAP variables.
11214 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11215 HEAP variables. Do not adjust RESTRICT vars.
11216 (find_what_var_points_to): Nobody cares if something
11217 points to READONLY.
11219 2009-07-02 Ben Elliston <bje@au.ibm.com>
11221 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11222 pc_low and pc_high declarations to the top of the function.
11224 2009-07-01 DJ Delorie <dj@redhat.com>
11226 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11227 registers as fixed.
11228 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11229 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11230 unspecified accesses to control registers.
11231 * config/mep/intrinsics.md: Regenerate.
11232 * config/mep/intrinsics.h: Regenerate.
11233 * config/mep/mep-intrin.h: Regenerate.
11235 2009-07-01 Anthony Green <green@moxielogic.com>
11237 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11238 instruction when possible.
11239 (moxie_expand_prologue): Ditto. Also, save an instruction and
11240 some complexity by popping off of $r12 instead of $sp.
11241 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11244 2009-07-01 Richard Henderson <rth@redhat.com>
11247 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11248 contained no insns, reposition note before last insn.
11250 2009-07-01 Richard Henderson <rth@redhat.com>
11253 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11254 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11256 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11259 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11260 darwin9 for printing reg addresses with %y.
11262 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11264 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11265 truncation from operands in binary operations.
11267 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11270 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11271 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11272 subreg of op0 to the original op0.
11274 * expmed.c (store_bit_field_1): Use a temporary as the destination
11275 instead of a paradoxical subreg when we need to truncate the result.
11277 2009-07-01 DJ Delorie <dj@redhat.com>
11279 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11280 names to VLIW variants.
11281 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11282 * config/mep/intrinsics.md: Regenerate.
11283 * config/mep/intrinsics.h: Regenerate.
11284 * config/mep/mep-intrin.h: Regenerate.
11286 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11289 * jump.c (returnjump_p): Revert last patch.
11290 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11292 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11295 * pa.md (casesi32p): Use jump table label to determine the offset
11297 (casesi64p): Likewise.
11299 * pa.c (forward_branch_p): Return bool type. Use instruction
11300 addresses when available. Assert that INSN has a jump label.
11301 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11304 2009-07-01 Richard Guenther <rguenther@suse.de>
11306 PR tree-optimization/19831
11307 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11308 that only act as barriers do not make any previous stores necessary.
11309 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11310 HEAP variables global, do not add a constraint from nonlocal.
11311 (find_func_aliases): Handle escapes through return statements.
11312 (compute_points_to_sets): Make escaped HEAP variables global.
11314 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11317 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11318 after reducing a DImode cstore to SImode.
11320 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11322 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11323 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11325 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11327 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11328 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11330 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11331 and umod_optab if TARGET_BSD_DIVMOD.
11332 * config/vax/lib1funcs.asm: New file.
11333 * config/vax/t-linux: New file.
11334 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11336 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11339 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11340 to type arguments that have void type.
11343 * dwarf2out.c (gen_formal_parameter_die): Call
11344 equate_decl_number_to_die if node is different from origin.
11346 2009-06-30 Anthony Green <green@moxielogic.com>
11348 Clean up moxie port for --enable-build-with-cxx.
11349 * config/moxie/moxie.c (moxie_function_value): First two
11350 parameters are const_tree, not tree.
11351 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11352 (REG_CLASS_NAMES): Ditto.
11353 (REGNO_REG_CLASS): Ditto.
11354 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11355 (moxie_function_value): Fix constyness of arguments.
11357 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11359 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11360 finalize_size_functions before further processing.
11361 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11362 (variable_size): Call self_referential_size on size expressions
11363 that contain a PLACEHOLDER_EXPR.
11364 (size_functions): New static variable.
11365 (copy_self_referential_tree_r): New static function.
11366 (self_referential_size): Likewise.
11367 (finalize_size_functions): New global function.
11368 * tree.c: Include tree-inline.h.
11369 (push_without_duplicates): New static function.
11370 (find_placeholder_in_expr): New global function.
11371 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11373 <tcc_expression>: Likewise.
11374 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11375 the call in the expression.
11376 * tree.h (finalize_size_functions): Declare.
11377 (find_placeholder_in_expr): Likewise.
11378 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11379 (substitute_placeholder_in_expr): Update comment.
11380 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11382 (copy_tree_body_r): Likewise.
11383 (copy_tree_body): New static function.
11384 (maybe_inline_call_in_expr): New global function.
11385 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11386 (maybe_inline_call_in_expr): Declare.
11387 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11388 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11391 2009-06-30 Richard Guenther <rguenther@suse.de>
11393 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11395 (propagate_necessity): Do not mark reaching defs of stores
11398 2009-06-30 Jan Hubicka <jh@suse.cz>
11400 * cfgloopanal.c (check_irred): Move into ...
11401 (mark_irreducible_loops): ... here; return true if ireducible
11403 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11404 (analyze_function): Try to prove loop finiteness.
11405 * cfgloop.h (mark_irreducible_loops): Update prototype.
11406 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11408 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11410 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11412 2009-06-30 Ira Rosen <irar@il.ibm.com>
11414 PR tree-optimization/40542
11415 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11418 2009-06-30 Martin Jambor <mjambor@suse.cz>
11420 PR tree-optimization/40582
11421 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11422 than useless_type_conversion_p.
11423 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11426 2009-06-30 Martin Jambor <mjambor@suse.cz>
11428 PR middle-end/40554
11429 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11431 2009-06-30 Richard Guenther <rguenther@suse.de>
11433 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11434 use ao_ref references.
11435 (walk_aliased_vdefs): Likewise.
11436 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11437 * tree-ssa-dce.c (struct ref_data): Remove.
11438 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11439 (mark_aliased_reaching_defs_necessary): Adjust.
11440 (mark_all_reaching_defs_necessary_1): Likewise.
11442 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11445 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11446 (emit_store_flag_1): Extract from emit_store_flag, adjust
11447 calls to (what now is) emit_cstore.
11448 (emit_store_flag): Call emit_store_flag_1 and also use it
11449 for what used to be recursive calls.
11451 2009-06-30 Wei Guozhi <carrot@google.com>
11454 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11455 if the target bb post dominates from bb.
11456 * config/i386/i386.c (memory_address_length): Check existence of base
11457 register before using it.
11459 2009-06-30 Nick Clifton <nickc@redhat.com>
11460 DJ Delorie <dj@redhat.com>
11462 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11463 __FMOVD_ENABLED__ is defined.
11465 (TARGET_FMOVD): Provide a default definition.
11466 (MASK_FMOVD): Likewise.
11467 (TARGET_CPU_CPP_BUILTINS): Define
11468 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11469 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11470 two fmov instructions depending upon whether TARGET_FMOVD is
11472 (split for DF load from memory into register): Also handle
11473 MEMs which consist of REG+DISP addressing.
11474 (split for DF store from register to memory): Likewise.
11475 * config/sh/sh.opt (mfmovd): Remove this switch.
11476 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11477 * config/sh/sh.c (sh_override_options): Do not automatically
11478 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11479 that to the -mfmovd command line switch.
11481 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11483 (fldi_ok): Always allow.
11484 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11486 2009-06-29 DJ Delorie <dj@redhat.com>
11488 * doc/install.texi (mep-x-elf): Correct chip's full name.
11490 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11492 * doc/extend.texi: Fix typo.
11494 2009-06-29 Tom Tromey <tromey@redhat.com>
11496 * dwarf2.h: Remove.
11497 * Makefile.in (DWARF2_H): New variable.
11498 (except.o): Use it.
11499 (dwarf2out.o): Likewise.
11500 (dwarf2asm.o): Likewise.
11501 * config/i386/t-i386: Use DWARF2_H.
11502 * except.c: Include elf/dwarf2.h.
11503 * unwind-dw2.c: Include elf/dwarf2.h.
11504 * dwarf2out.c: Include elf/dwarf2.h.
11505 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11506 <dtprel>: New field.
11507 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11508 (size_of_loc_descr): Likewise.
11509 (output_loc_operands_raw): Likewise.
11510 (output_loc_operands): Handle new dtprel field.
11511 (loc_checksum): Update.
11512 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11513 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11514 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11515 * dwarf2asm.c: Include elf/dwarf2.h.
11516 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11517 * config/mmix/mmix.c: Include elf/dwarf2.h.
11518 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11519 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11520 * config/sh/sh.c: Include elf/dwarf2.h.
11521 * config/i386/i386.c: Include elf/dwarf2.h.
11523 2009-06-29 DJ Delorie <dj@redhat.com>
11525 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11527 * doc/extend.texi: Add MeP attributes and pragmas.
11528 * doc/invoke.text: Add MeP Options.
11529 * doc/contrib.texi: Add MeP contribution.
11530 * doc/md.texi: Add MeP constraints.
11531 * doc/install.texi: Add MeP target.
11533 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11535 * target.h (struct gcc_target): Add frame_pointer_required field.
11536 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11537 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11538 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11540 * reload1.c (update_eliminables): (Ditto.).
11541 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11542 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11543 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11545 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11547 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11548 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11549 (arm_frame_pointer_required): New function.
11551 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11552 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11553 (avr_frame_pointer_required_p): Declare as static.
11554 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11556 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11557 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11558 (bfin_frame_pointer_required): Make as static, change return type
11560 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11562 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11563 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11564 (cris_frame_pointer_required): New function.
11566 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11568 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11569 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11570 (fr30_frame_pointer_required): New function.
11572 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11573 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11574 (frv_frame_pointer_required): Make as static, change return type
11576 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11578 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11579 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11580 (ix86_frame_pointer_required): Make as static, change return type to
11582 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11584 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11585 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11587 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11589 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11591 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11593 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11594 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11595 (mips_frame_pointer_required): Make as static.
11596 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11598 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11599 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11600 (mmix_frame_pointer_required): Mew function.
11602 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11603 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11605 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11607 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11609 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11611 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11612 (CAN_ELIMINATE): Redefine.
11613 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11614 (sparc_frame_pointer_required): New function.
11615 (sparc_can_eliminate): New function.
11616 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11618 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11619 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11621 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11622 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11623 (xtensa_frame_pointer_required): Make as static, change return type
11625 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11628 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11630 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11631 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11632 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11633 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11634 (register_callback): Handle PLUGIN_START_UNIT.
11635 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11637 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11639 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11641 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11642 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11644 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11646 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11649 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11651 * doc/extend.texi (Additional Floating Types): __float128 is also
11652 supported on i386 targets.
11654 2009-06-29 Richard Guenther <rguenther@suse.de>
11656 PR middle-end/14187
11657 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11659 (pt_solutions_same_restrict_base): Declare.
11660 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11662 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11663 (make_constraint_from, make_copy_constraint): Move earlier.
11664 (make_constraint_from_heapvar): New function.
11665 (make_constraint_from_restrict): Likewise.
11666 (handle_lhs_call): Use it.
11667 (find_func_aliases): Use it to track conversions to restrict
11668 qualified pointers.
11669 (struct fieldoff): Add only_restrict_pointers flag.
11670 (push_fields_onto_fieldstack): Initialize it.
11671 (create_variable_info_for): Track global restrict qualified pointers.
11672 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11673 Track restrict qualified pointer arguments.
11674 (set_uids_in_ptset): Use varinfo is_global_var flag.
11675 (find_what_var_points_to): Set the vars_contains_restrict flag.
11676 Always create the points-to solution for sets including restrict tags.
11677 (pt_solutions_same_restrict_base): New function.
11678 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11679 qualified pointers use pt_solutions_same_restrict_base as
11680 additional source for disambiguation.
11682 2009-06-29 Richard Guenther <rguenther@suse.de>
11684 PR middle-end/38212
11685 * alias.c (find_base_decl): Remove.
11686 (get_deref_alias_set_1): Remove restrict handling.
11687 * c-common.c (c_apply_type_quals_to_decl): Do not set
11688 DECL_POINTER_ALIAS_SET.
11689 * gimplify.c (find_single_pointer_decl_1): Remove.
11690 (find_single_pointer_decl): Likewise.
11691 (internal_get_tmp_var): Remove restrict handling.
11692 (gimple_regimplify_operands): Likewise.
11693 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11694 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11695 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11696 * tree.c (restrict_base_for_decl): Remove.
11697 (init_ttree): Do not allocate it.
11698 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11699 LABEL_DECL_UID for label decls.
11700 (copy_node_stat): Do not copy restrict information.
11701 (decl_restrict_base_lookup): Remove.
11702 (decl_restrict_base_insert): Likewise.
11703 (print_restrict_base_statistics): Likewise.
11704 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11705 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11706 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11707 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11708 (LABEL_DECL_UID): Adjust.
11709 (DECL_BASED_ON_RESTRICT_P): Remove.
11710 (DECL_GET_RESTRICT_BASE): Likewise.
11711 (SET_DECL_RESTRICT_BASE): Likewise.
11712 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11714 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11715 instead of DECL_POINTER_ALIAS_SET.
11716 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11717 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11718 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11720 2009-06-29 Richard Guenther <rguenther@suse.de>
11722 PR tree-optimization/40579
11723 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11724 the IL to simplify has constants that overflowed.
11726 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11728 PR tree-optimization/40550
11729 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11730 vector_compute_type only when the size of vector_compute_type is
11731 less than the size of type.
11733 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11735 * fold-const.c (contains_label_1): Fix comments.
11736 (contains_label_p): Do not walk trees multiple time.
11738 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11740 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11741 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11742 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11743 ix86_fp_comparison_operator.
11744 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11745 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11746 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11747 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11748 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11749 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11750 (related splits): Change predicate to ix86_fp_comparison_operator.
11751 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11752 instead of ix86_fp_comparison_codes.
11753 (ix86_trivial_fp_comparison_operator,
11754 ix86_fp_comparison_operator): New.
11755 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11756 (ix86_expand_compare): Eliminate last two parameters.
11757 (ix86_fp_jump_nontrivial_p): Kill.
11758 * config/i386/i386.c (put_condition_code): Eliminate call to
11759 ix86_fp_comparison_codes and subsequent assertion.
11760 (ix86_fp_comparison_codes): Eliminate.
11761 (ix86_fp_swap_condition): New.
11762 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11763 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11764 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11765 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11766 and ix86_fp_swap_condition.
11767 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11768 Use ix86_fp_comparison_strategy.
11769 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11770 (ix86_fp_jump_nontrivial_p): Eliminate.
11771 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11772 call to ix86_expand_compare.
11773 (ix86_split_fp_branch, ix86_expand_setcc,
11774 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11775 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11777 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11779 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11780 related to jump_clobbers.
11781 * config/arm/arm.md (conds): Remove jump_clob case.
11782 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11783 splits): Change comparison_operator to arm_comparison_operator.
11784 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11787 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11789 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11790 condition for floating point modes.
11791 * expmed.c (emit_store_flag_1): Move here a bigger part
11792 of emit_store_flag.
11793 (emit_store_flag): Try swapping the condition for floating point
11795 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11797 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11799 * expr.c (expand_expr_real_1): Just use do_store_flag.
11800 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11801 emit_store_flag_force.
11802 * expmed.c (emit_store_flag_force): Copy here trick
11803 previously in expand_expr_real_1. Try reversing the comparison.
11804 (emit_store_flag_1): Work if target is NULL.
11805 (emit_store_flag): Work if target is NULL, using the result mode
11806 from the comparison. Use split_comparison, restructure final part
11807 to simplify conditionals.
11809 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11811 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11812 * dojump.c (do_jump): Change handling of floating-point
11813 ops to use just do_compare_and_jump.
11814 (split_comparison): New.
11815 (do_compare_rtx_and_jump): Add here logic coming previously
11816 in do_jump, using split_comparison.
11818 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11821 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11823 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11825 * tree-ssa-alias.c: Fix unintentional commit.
11827 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11829 * passes.c (execute_one_pass): Fix unintentional commit.
11831 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11833 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11834 (df_rd_local_compute, df_md_local_compute): Inline them.
11836 (df_md_scratch): New.
11837 (df_md_alloc, df_md_free): Allocate/free it.
11838 (df_md_local_compute): Only include live registers in init.
11839 (df_md_transfer_function): Prune the in-set computed by
11840 the confluence function, and the gen-set too.
11842 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11844 PR rtl-optimization/26854
11845 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11846 * df-problems.c (df_rd_add_problem): Fix comment.
11847 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11848 df_md_simulate_artificial_defs_at_top,
11849 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11850 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11851 df_md_transfer_function, df_md_init, df_md_confluence_0,
11852 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11853 problem_MD, df_md_add_problem): New.
11854 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11855 df_md_get_bb_info): New.
11856 (DF_LAST_PROBLEM_PLUS1): Adjust.
11858 * Makefile.in (fwprop.o): Include domwalk.h.
11859 * fwprop.c: Include domwalk.h.
11860 (reg_defs, reg_defs_stack): New.
11861 (bitmap_only_bit_between): Remove.
11862 (process_defs): New.
11863 (process_uses): Use reg_defs and local_md instead of
11864 bitmap_only_bit_between and local_rd.
11865 (single_def_use_enter_block): New, from build_single_def_use_links.
11866 (single_def_use_leave_block): New.
11867 (build_single_def_use_links): Remove code moved to
11868 single_def_use_enter_block, invoke domwalk.
11869 (use_killed_between): Adjust comment.
11871 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11873 * bitmap.h (bitmap_ior_and_into): New.
11874 * bitmap.c (bitmap_ior_and_into): New.
11876 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11878 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11879 before_dom_children_before_stmts and after_dom_children_after_stmts.
11880 Rename the two remaining callbacks to just before_dom_children and
11881 after_dom_children. Remove other GIMPLE statement walking bits.
11882 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11883 * graphite.c: Do not include domwalk.h.
11884 * tree-into-ssa.c (interesting_blocks): New global.
11885 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11886 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11887 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11888 now that they're not domwalk callbacks.
11889 (rewrite_initialize_block): Rename to...
11890 (rewrite_enter_block): ... this, place after called functions. Test
11891 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11892 (rewrite_finalize_block): Rename to...
11893 (rewrite_leave_block): ... this, place after called functions.
11894 (rewrite_update_init_block): Rename to...
11895 (rewrite_update_enter_block): ... this, place after called functions.
11896 Test interesting_blocks, call rewrite_update_stmt and
11897 rewrite_update_phi_arguments.
11898 (rewrite_update_fini_block): Rename to...
11899 (rewrite_leave_block): ... this, place after called functions.
11900 (rewrite_blocks): Remove last argument, simplify initialization of
11902 (mark_def_sites_initialize_block): Rename to...
11903 (mark_def_sites_block): ... this, call mark_def_sites.
11904 (mark_def_sites_blocks): Remove argument, simplify initialization of
11906 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11907 (update_ssa): Likewise.
11908 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11910 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11911 (dom_opt_initialize_block): Rename to...
11912 (dom_opt_enter_block): ... this, place after called functions. Walk
11913 statements here, inline propagate_to_outgoing_edges.
11914 (dom_opt_finalize_block): Rename to...
11915 (dom_opt_leave_block): ... this, place after called functions.
11916 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11918 (dse_enter_block, dse_record_phi): New.
11919 (dse_record_phis): Delete.
11920 (dse_finalize_block): Rename to...
11921 (dse_leave_block): ... this.
11922 (tree_ssa_dse): Simplify initialization of walk_data.
11923 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11924 Adjust initialization of walk_data.
11925 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11926 * tree-ssa-loop-phiopt.c (get_non_trapping):
11927 Adjust initialization of walk_data.
11928 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11929 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11930 it's not a domwalk callback.
11931 (uncprop_initialize_block): Rename to...
11932 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11933 (dse_finalize_block): Rename to...
11934 (dse_leave_block): ... this.
11935 (tree_ssa_uncprop): Simplify initialization of walk_data.
11936 * Makefile.in: Adjust dependencies.
11938 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11940 * arm.md (casesi): Fix test for Thumb1.
11941 (thumb1_casesi_internal_pic): Likewise.
11942 (thumb1_casesi_dispatch): Likewise.
11944 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11946 * config/arm/arm-cores.def: Added core cortex-m0.
11947 * config/arm/arm-tune.md: Regenerated.
11948 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11950 2009-06-26 DJ Delorie <dj@redhat.com>
11952 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11954 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11955 the scheduler doesn't tag jump insns.
11957 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11959 * c-decl.c (merge_decls): Re-indent.
11961 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11964 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11965 Special-case decimal float constants.
11967 2009-06-26 Richard Henderson <rth@redhat.com>
11969 * function.h (struct function): Add cannot_be_copied_reason,
11970 and cannot_be_copied_set.
11971 * tree-inline.c (has_label_address_in_static_1): Rename from
11972 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11973 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11974 don't set inline_forbidden_reason.
11975 (copy_forbidden): New function, split out of inline_forbidden_p.
11976 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11977 (inline_forbidden_p): Use copy_forbidden.
11978 (tree_versionable_function_p): Likewise.
11979 (inlinable_function_p): Merge into tree_inlinable_function_p.
11980 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11981 * ipa-cp.c (ipcp_versionable_function_p): New function.
11982 (ipcp_cloning_candidate_p): Use it.
11983 (ipcp_node_modifiable_p): Likewise.
11985 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11987 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11988 that is marked not to be inlined. Remove flag_mudflap use.
11989 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11990 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11992 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11995 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11996 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11998 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12000 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12002 (__mingwthr_remove_key_dtor): Likewise.
12004 2009-06-26 Richard Guenther <rguenther@suse.de>
12006 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12008 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12010 PR middle-end/40525
12011 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12012 try the non-cond_exec path also.
12014 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12017 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12018 (output_cbranch): Use new functions.
12019 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12022 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12023 Pat Haugen <pthaugen@us.ibm.com>
12024 Revital Eres <ERES@il.ibm.com>
12026 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12027 for %c error. Add %x support to print VSX registers as a unified
12028 register set, instead of separate float and altivec registers.
12029 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12030 %y case, and add support for VSX pre-modify addresses.
12031 (output_toc): Add assert for CONST containing an integer constant
12033 (rs6000_adjust_cost): Add POWER7 support.
12034 (insn_must_be_first_in_group): Ditto.
12035 (insn_must_be_last_in_group): Ditto.
12036 (rs6000_emit_popcount): Ditto.
12037 (rs6000_vector_mode_supported_p): Ditto.
12039 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12040 Change some of the functions called by macros to being called
12041 through a pointer, so debug functions can be inserted if
12042 -mdebug=addr or -mdebug=cost.
12043 (rs6000_preferred_reload_class_ptr): Ditto.
12044 (rs6000_secondary_reload_class_ptr): Ditto.
12045 (rs6000_secondary_memory_needed_ptr): Ditto.
12046 (rs6000_cannot_change_mode_class_ptr): Ditto.
12047 (rs6000_secondary_reload_inner): Ditto.
12048 (rs6000_legitimize_reload_address): Ditto.
12049 (rs6000_legitimize_reload_address_ptr): Ditto.
12050 (rs6000_mode_dependent_address): Ditto.
12051 (rs6000_mode_dependent_address_ptr): Ditto.
12053 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12054 function to return true if the mode allows reg + integer
12056 (virtual_stack_registers_memory_p): New function to return true if
12057 the address refers to a virtual stack register.
12058 (rs6000_legitimate_offset_address_p): Move code to say whether a
12059 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12061 (rs6000_legitimate_address_p): Add checks for modes that only can
12062 do reg+reg addressing. Start adding VSX support.
12063 (rs6000_legitimize_reload_address): Ditto.
12064 (rs6000_legitimize_address): Ditto.
12065 (rs6000_debug_legitimate_address_p): New debug functions for
12066 -mdebug=addr and -mdebug=cost.
12067 (rs6000_debug_rtx_costs): Ditto.
12068 (rs6000_debug_address_costs): Ditto.
12069 (rs6000_debug_adjust_cost): Ditto.
12070 (rs6000_debug_legitimize_address): Ditto.
12071 (rs6000_legitimize_reload_address_ptr): Point to call normal
12072 function or debug function. Make functions called via pointer
12074 (rs6000_mode_dependent_address_ptr): Ditto.
12075 (rs6000_secondary_reload_class_ptr): Ditto.
12076 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12077 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12078 into a friendlier error.
12079 (rs6000_init_builtins): Add initial VSX support.
12080 (rs6000_adjust_cost): Fix some spacing issues.
12082 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12083 (REG_CLASS_NAMES): Ditto.
12084 (REG_CLASS_CONTENTS): Ditto.
12085 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12086 pointer, to add -mdebug=addr support.
12087 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12088 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12089 -mdebug=addr support.
12090 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12091 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12092 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12094 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12096 (bswapsi*): Set attribute types for load/store. Add combiner
12097 patterns to eliminate zero extend on 64-bit.
12098 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12099 stdbrx if the hardware supports those instructions.
12101 2009-06-25 Ian Lance Taylor <iant@google.com>
12103 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12104 (Link Options): Document -static-libstdc++.
12106 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12109 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12110 DATA_ALIGNMENT instead.
12112 2009-06-25 Richard Guenther <rguenther@suse.de>
12114 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12115 indirect references against the callused/escaped solutions.
12116 (call_may_clobber_ref_p_1): Likewise.
12118 2009-06-25 Martin Jambor <mjambor@suse.cz>
12120 PR tree-optimization/40493
12121 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12122 (enum unscalarized_data_handling): New type.
12123 (handle_unscalarized_data_in_subtree): Return what has been done.
12124 (load_assign_lhs_subreplacements): Handle left flushes differently.
12125 (sra_modify_assign): Use unscalarized_data_handling, simplified
12126 condition determining whether to remove the statement.
12128 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12130 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12131 excerpt - @ should be doubled for texinfo.
12133 2009-06-24 Ian Lance Taylor <iant@google.com>
12135 * config/arc/arc.c: Include "df.h".
12136 (arc_attribute_table): Make static. Move higher in file.
12137 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12138 (output_shift): Initialize n later to avoid warning.
12139 * config/arm/arm.c (arm_attribute_table): Make static. Move
12141 * config/avr/avr.c (avr_attribute_table): Make static. Move
12143 (reg_class_tab): Change array type from int to enum reg_class.
12144 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12146 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12147 (lshrhi3_out): Likewise.
12148 (class_likely_spilled_p): Change return type to bool.
12149 (avr_rtx_costs): Use local code variable with enum type.
12150 * config/avr/avr.md (movmemhi): Use add_reg_note.
12151 (andhi3, andsi3): Don't use AS2 with "and".
12152 (iorhi3, iorsi3): Don't use AS2 with "or".
12153 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12154 * config/crx/crx.c: Include "df.h".
12155 (crx_attribute_table): Make static.
12156 * config/m32r/m32r.c: Include "df.h".
12157 (m32r_attribute_table): Make static. Move higher in file.
12158 (pop): Use add_reg_note.
12159 (block_move_call): Change 0 to LCT_NORMAL in function call.
12160 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12161 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12162 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12163 declare, not just when TREE_CODE is defined.
12164 * config/m68hc11/m68hc11.c: Include "expr.h".
12165 (m68hc11_attribute_table): Make static. Move higher in file.
12166 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12168 (m68hc11_register_indirect_p): Likewise.
12169 (m68hc11_function_arg_padding): Change return type to enum
12171 (emit_move_after_reload): Use add_reg_note.
12172 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12173 (m68hc11_split_logical): Likewise.
12174 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12176 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12177 to VOIDmode in function call.
12178 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12180 (m68hc11_split_logical): Update declaration.
12181 (m68hc11_function_arg_padding): Update declaration.
12182 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12183 to array of enum reg_class.
12184 (mcore_attribute_table): Make static. Move higher in file.
12185 (mcore_rtx_costs): Add cast to enum type.
12186 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12187 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12188 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12190 * config/sh/predicates.md (trapping_target_operand): Rename and to
12192 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12194 * config/spu/spu.c (spu_attribute_table): Make static. Move
12196 * config/v850/v850.c (v850_attribute_table): Make static. Move
12198 (v850_rtx_costs): Use local code with enum type.
12199 (expand_epilogue): Add cast.
12200 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12202 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12205 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12206 -m2a-single-only and -m2a-nofpu.
12207 * config/sh/sh.opt: Document m2a generates FPU code.
12209 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12211 * defaults.h (CAN_ELIMINATE): Provide default.
12212 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12213 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12214 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12215 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12216 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12217 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12218 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12219 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12220 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12221 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12223 2009-06-24 DJ Delorie <dj@redhat.com>
12225 * mep-ext-cop.cpu: Fix copyright notice.
12226 * mep-default: Fix copyright notice.
12227 * mep-core: Fix copyright notice.
12228 * mep: Fix copyright notice.
12229 * mep-ivc2: Fix copyright notice.
12230 * mep-c5: Fix copyright notice.
12232 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12234 * doc/contrib.texi (Contributors):
12236 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12238 PR middle-end/40501
12239 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12240 src and dst operands if necessary.
12242 2009-06-23 DJ Delorie <dj@redhat.com>
12245 * config.gcc: Add mep support.
12246 * recog.c: Resurrect validate_replace_rtx_subexp().
12247 * recog.h: Likewise.
12248 * config/mep/: Add new port:
12249 * config/mep/constraints.md: New file.
12250 * config/mep/default.h: New file.
12251 * config/mep/intrinsics.h: New file.
12252 * config/mep/intrinsics.md: New file.
12253 * config/mep/ivc2-template.h: New file.
12254 * config/mep/mep-c5.cpu: New file.
12255 * config/mep/mep-core.cpu: New file.
12256 * config/mep/mep-default.cpu: New file.
12257 * config/mep/mep-ext-cop.cpu: New file.
12258 * config/mep/mep-intrin.h: New file.
12259 * config/mep/mep-ivc2.cpu: New file.
12260 * config/mep/mep-lib1.asm: New file.
12261 * config/mep/mep-lib2.c: New file.
12262 * config/mep/mep-pragma.c: New file.
12263 * config/mep/mep-protos.h: New file.
12264 * config/mep/mep-tramp.c: New file.
12265 * config/mep/mep.c: New file.
12266 * config/mep/mep.cpu: New file.
12267 * config/mep/mep.h: New file.
12268 * config/mep/mep.md: New file.
12269 * config/mep/mep.opt: New file.
12270 * config/mep/predicates.md: New file.
12271 * config/mep/t-mep: New file.
12273 2009-06-23 Ian Lance Taylor <iant@google.com>
12275 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12276 from loose_warn into c_loose_warn and from strict_warn into
12277 c_strict_warn. Set and substitute warn_cxxflags. Check for
12278 --enable-build-with-cxx. Set and substitute
12279 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12280 * Makefile.in (CXXFLAGS): New variable.
12281 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12282 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12283 the default is the same as $(STRICT_WARN).
12284 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12285 (CXX): New variable.
12286 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12287 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12288 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12289 (HOST_LIBS): New variable.
12290 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12291 (ALL_CXXFLAGS): New variable.
12292 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12293 * doc/install.texi (Configuration): Document
12294 --enable-build-with-cxx, --with-stage1-ldflags,
12295 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12296 * configure: Rebuild.
12298 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12300 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12301 from previous commit.
12303 2009-06-23 Ian Lance Taylor <iant@google.com>
12305 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12307 2009-06-23 Ian Lance Taylor <iant@google.com>
12309 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12310 with ATTRIBUTE_UNUSED.
12312 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12313 Pat Haugen <pthaugen@us.ibm.com>
12314 Revital Eres <eres@il.ibm.com>
12316 * config.in (HAVE_AS_POPCNTD): Add default definition.
12317 (HAVE_AS_LWSYNC): Ditto.
12319 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12321 (gcc_cv_as_powerpc_cmpb): Ditto.
12322 (gcc_cv_as_powerpc_dfp): Ditto.
12323 (gcc_cv_as_powerpc_vsx): Ditto.
12324 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12325 supporting the popcntd/lwsync instructions.
12326 (gcc_cv_as_powerpc_lwsync): Ditto.
12327 * configure: Regenerate.
12329 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12330 -mcpu=native and -mcpu=power7.
12331 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12333 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12334 a variable instead of a mask to reduce the number of mask bits.
12335 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12336 (-mbit-word): Ditto.
12337 (-mregnames): Ditto.
12338 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12339 (-mfused-madd): Ditto.
12341 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12343 (-mvsx): New switch for VSX instructions.
12344 (-misel): Move from a variable to a mask to allow it to be set by
12347 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12348 function declaration to an array declaration.
12349 (rs6000_hard_regno_nregs): New external array declaration.
12351 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12352 files included by rs6000.md.
12354 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12355 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12357 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12359 (rs6000_debug_reg): New -mdebug= variables.
12360 (rs6000_debug_addr): Ditto.
12361 (rs6000_debug_cost): Ditto.
12362 (rs6000_pmode): New variable to hold Pmode.
12363 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12364 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12365 calculated at compiler start.
12366 (rs6000_hard_regno_nregs): Change function to an array which holds
12367 HARD_REGNO_NREGS calculated at compiler start.
12368 (rs6000_explicit_options): Delete isel field.
12369 (rs6000_vector_unit): New array to hold which vector unit
12370 supports arithmetic options for a given type.
12371 (rs6000_vector_mem): New array to hold which vector unit supports
12372 memory reference operations for a given type.
12373 (rs6000_vector_align): New array to given the alignment of each
12375 (power7_cost): New basic costs for power7.
12376 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12377 (rs6000_hard_regno_nregs_internal): New function, moved from
12378 HARD_REGNO_NREGS, to calculate the number of registers each hard
12379 register takes for each type.
12380 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12381 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12382 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12383 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12384 unit information here so it is calculated once at compiler startup
12386 (rs6000_override_options): Make -misel a target mask. Add more
12387 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12388 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12390 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12391 (rs6000_handle_option): Move -misel from variable to target mask.
12392 (rs6000_builtin_mask_for_load): Add VSX support.
12393 (rs6000_conditional_register_usage): Ditto.
12394 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12395 (function_arg_boundary): Ditto.
12396 (rs6000_expand_builtin): Ditto.
12397 (def_builtin): Make abort message a little friendlier.
12398 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12400 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12401 assembler support the popcntd instruction instead of a vsx
12402 instruction to enable power7 support.
12403 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12404 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12405 option to the assembler if -mcpu=native.
12406 (ASM_CPU_NATIVE_SPEC): Ditto.
12407 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12409 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12410 the lwsync instruction.
12411 (enum processor_type): Add PROCESSOR_POWER7.
12412 (rs6000_debug_reg): New -mdebug= options.
12413 (rs6000_debug_addr): Ditto.
12414 (rs6000_debug_cost): Ditto.
12415 (rs6000_isel): Delete.
12416 (enum rs6000_vector): New enum to say what vector unit we have.
12417 (VECTOR_UNIT_*): New macros to say which vector unit has
12418 arithmetic operations for a given type.
12419 (VECTOR_MEM_*): New macros to say which vector unit has memory
12420 operations for a given type.
12421 (TARGET_LDBRX): Whether the machine supports the ldbrx
12423 (TARGET_ISEL): Delete, -misel moved to be a mask.
12424 (TARGET_ISEL64): New macro for 64-bit isel support.
12425 (UNITS_PER_VSX_WORD): New macro.
12426 (POINTER_SIZE): Move to be an external variable, rather than
12427 calculating whether we are generating 32 ot 64-bit code.
12429 (STACK_BOUNDARY): Add VSX support.
12430 (LOCAL_ALIGNMENT): Ditto.
12431 (SLOW_UNALIGNED_ACCESS): Ditto.
12432 (VSX_REGNO_P): New macro for VSX support.
12433 (VFLOAT_REGNO_P): Ditto.
12434 (VINT_REGNO_P): Ditto.
12435 (VLOGICAL_REGNO_P): Ditto.
12436 (VSX_VECTOR_MODE): Ditto.
12437 (VSX_SCALAR_MODE): Ditto.
12439 (VSX_MOVE_MODE): Ditto.
12440 (VSX_REG_CLASS_P): Ditto.
12441 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12443 (UNITS_PER_SIMD_WORD): Add VSX support.
12444 (MODES_TIEABLE_P): Ditto.
12445 (STARTING_FRAME_OFFSET): Ditto.
12446 (STACK_DYNAMIC_OFFSET): Ditto.
12447 (EPILOGUE_USES): Ditto.
12448 (REGNO_REG_CLASS): Move to array lookup.
12449 (CLASS_MAX_NREGS): Ditto.
12450 (rs6000_vector_reg_class): Add declaration.
12451 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12452 overlap with the floating point and Altivec registers.
12454 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12456 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12457 give the appropriate asm switches if -mcpu=native.
12458 (host_detect_local_cpu): Add support for "asm".
12459 (host_detect_local_cpu): Follow GNU code guidelines for name.
12461 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12462 -mbit-word to a variable instead of being a target mask.
12464 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12465 emit the lwsync instruction instead of emitting the instruction as
12466 an integer constant.
12468 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12469 fixuns_trundfsi2, move expander into rs6000.md.
12471 * config/rs6000/rs6000.md (cpu): Add power7.
12472 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12473 (logical predicate patterns): Change the single instruction
12474 primitives that set CR0 to be fast_compare instead of compare.
12476 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12477 (popcntddi2): Ditto.
12478 (popcount<mode>): Ditto.
12479 (floating multiply/add insns): Name the floating point
12480 multiply/add insns.
12481 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12482 (isel_unsigned_<mode>): Ditto.
12483 (fixuns_trundfsi2): Move expander here from spe.md.
12484 (smindi3): Define if we have -misel on 64-bit systems.
12489 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12491 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12493 * config/avr/avr.c (avr_current_device): New variable.
12494 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12495 (avr_arch, mcu_type_s): Move to avr.h.
12496 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12497 default_data_section_start fields.
12498 (avr_arch): Moved from avr.c.
12499 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12500 library_name fields.
12501 (avr_current_device, avr_mcu_types, avr_arch_types,
12502 avr_device_to_arch, avr_device_to_data_start,
12503 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12504 (EXTRA_SPEC_FUNCTIONS): Define.
12505 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12506 options mapping. Use device_to_arch and device_to_data_start insted.
12507 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12508 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12509 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12510 * config/avr/driver-avr.c: New file.
12511 * config/avr/avr-devices.c: New file.
12513 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12515 * var-tracking.c (unshare_variable): Force initialized to
12516 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12517 (set_variable_part): Likewise.
12518 (struct variable_union_info): Remove pos_src field.
12519 (vui_vec, vui_allocated): New variables.
12520 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12521 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12522 == 1 use a simpler sorting algorithm. Compute pos field right
12523 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12524 Avoid quadratic comparison if !flag_var_tracking_uninit.
12525 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12526 unshare_variable unconditionally.
12527 (dataflow_set_different_2): Removed.
12528 (dataflow_set_different): Don't traverse second hash table.
12529 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12530 unconditionally to var_reg_set or var_mem_set.
12531 (emit_notes_in_bb): Likewise.
12532 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12534 (emit_note_insn_var_location): Don't set initialized to
12535 VAR_INIT_STATUS_INITIALIZED early.
12536 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12538 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12540 * tree-object-size.c (addr_object_size): Instead of checking
12541 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12542 are no FIELD_DECLs following it.
12544 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12546 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12547 order to match bswaps with signed source operands.
12549 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12551 * sdbout.c (sdbout_one_type): Fix braces in switch.
12553 2009-06-23 Richard Guenther <rguenther@suse.de>
12555 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12557 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12558 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12559 var_callused, callused_tree, var_storedanything, storedanything_tree,
12560 var_integer, integer_tree): Remove global variables.
12561 (new_var_info): Do not pass new id, append the new var to the
12562 global variable vector.
12563 (do_ds_constraint): Use is_global_var member of the variable-info.
12564 (new_scalar_tmp_constraint_exp): Adjust.
12565 (create_function_info_for): Likewise.
12566 (create_variable_info_for): Likewise.
12567 (find_what_var_points_to): Remove dead code.
12568 (init_base_vars): Simplify.
12569 (compute_points_to_sets): Adjust.
12571 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12573 * combine.c (try_combine): Dump information about the insns we're
12576 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12578 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12579 check when calling force_to_mode on TRUNCATE's operand.
12581 2009-06-22 Ian Lance Taylor <iant@google.com>
12583 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12585 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12587 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12589 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12591 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12592 override library linkage flags such as -static-libgcc or
12595 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12597 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12599 2009-06-22 Ian Lance Taylor <iant@google.com>
12601 * config/linux.opt: Put mglibc ahead of muclibc.
12603 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12604 for duplicate decls.
12606 2009-06-22 Matthias Klose <doko@ubuntu.com>
12608 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12610 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12613 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12614 instead of NULL if a parser error occurs.
12616 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12618 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12619 non-DWARF2_DEBUGGING_INFO version.
12621 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12623 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12624 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12626 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12627 (LIBGCC2_TF_CEXT): Define.
12630 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12633 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12635 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12637 * config/arm/arm.c (arm_override_options): Disable
12638 -mcaller-super-interworking and -mcallee-super-interworking.
12639 * doc/invoke.texi (ARM Options): Document this.
12641 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12643 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12644 * config/arm/constraints.md (j): New constraint for movw operands.
12645 (N): Remove thumb2 meaning.
12646 * config/arm/arm.md (*arm_movw): Delete.
12647 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12648 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12649 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12651 2009-06-22 Martin Jambor <mjambor@suse.cz>
12653 PR tree-optimization/40492
12654 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12655 build_ref_for_offset.
12657 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12659 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12660 JUMP_TABLE_DATA_P predicates where applicable.
12661 * auto-inc-dec.c: Ditto.
12662 * builtins.c: Ditto.
12663 * caller-save.c: Ditto.
12665 * cfgcleanup.c: Ditto.
12666 * cfglayout.c: Ditto.
12668 * combine.c: Ditto.
12669 * combine-stack-adj.c: Ditto.
12673 * df-scan.c: Ditto.
12675 * dwarf2asm.c: Ditto.
12676 * dwarf2out.c: Ditto.
12677 * emit-rtl.c: Ditto.
12683 * function.c: Ditto.
12686 * genpreds.c: Ditto.
12687 * genrecog.c: Ditto.
12689 * ira-costs.c: Ditto.
12690 * ira-lives.c: Ditto.
12692 * loop-iv.c: Ditto.
12693 * lower-subreg.c: Ditto.
12694 * modulo-sched.c: Ditto.
12696 * postreload.c: Ditto.
12697 * print-rtl.c: Ditto.
12699 * reginfo.c: Ditto.
12700 * regmove.c: Ditto.
12701 * reload1.c: Ditto.
12704 * rtlanal.c: Ditto.
12706 * sched-vis.c: Ditto.
12708 * sel-sched-ir.c: Ditto.
12709 * simplify-rtx.c: Ditto.
12710 * targhooks.c: Ditto.
12711 * var-tracking.c: Ditto.
12712 * vmsdbgout.c: Ditto.
12714 2009-06-22 Matthias Klose <doko@ubuntu.com>
12716 * Makefile.in (install-plugin): Always use DESTDIR.
12718 2009-06-22 Olivier Hainque <hainque@adacore.com>
12720 * config/pa/pa.c (output_call): Don't optimize post call jumps
12721 into return address adjustments if the call may throw.
12723 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12725 * arm.c (thumb1_output_casesi): New function.
12726 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12727 optimizing for size or PIC.
12728 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12729 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12730 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12731 (thumb1_casesi_internal_pic): New expand rule.
12732 (thumb1_casesi_dispatch): New pattern.
12733 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12735 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12736 in the text seciton when PIC or optimizing for size.
12737 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12738 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12739 preservation properties of code.
12740 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12741 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12742 (__gnu_thumb1_case_si): New function.
12743 * t-arm (LIB1ASMSRC): Define here.
12744 (LIB1ASMFUNCS): Add some common functions.
12745 * t-arm-elf (LIB1ASMSRC): Delete.
12746 (LIB1ASMFUNCS): Append to existing set.
12747 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12748 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12749 * t-symbian (LIB1ASMFUNCS): Likewise.
12750 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12751 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12753 2009-06-21 Richard Guenther <rguenther@suse.de>
12755 PR tree-optimization/38729
12756 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12757 to loops with a single exit if -fno-expensive-optimizations.
12759 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12761 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12762 (dataflow_set): Change vars type from htab_t to shared_hash.
12763 (shared_hash_pool, empty_shared_hash): New variables.
12764 (vars_clear): Removed.
12765 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12766 shared_hash_find_slot_unshare, shared_hash_find_slot,
12767 shared_hash_find_slot_noinsert, shared_hash_find): New
12769 (shared_hash_unshare, shared_hash_destroy): New functions.
12770 (unshare_variable): Unshare set->vars if shared, use
12772 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12773 (get_init_value, find_src_set_src, dump_dataflow_set,
12774 clobber_variable_part, emit_notes_for_differences): Use
12776 (dataflow_set_init): Remove second argument, set vars to
12777 empty_shared_hash instead of creating a new htab.
12778 (dataflow_set_clear): Call shared_hash_destroy and set vars
12779 to empty_shared_hash instead of calling vars_clear.
12780 (dataflow_set_copy): Don't call vars_copy, instead just share
12781 the src htab with dst.
12782 (variable_union): Use shared_hash_*, use initially NO_INSERT
12783 lookup if set->vars is shared. Don't keep slot cleared before
12784 calling unshare_variable. Unshare set->vars if needed.
12785 Even ->refcount == 1 vars must be unshared if set->vars is shared
12786 and var needs to be modified.
12787 (variable_canonicalize): New function.
12788 (dataflow_set_union): If dst->vars is empty, just share src->vars
12789 with dst->vars and traverse with variable_canonicalize to canonicalize
12790 and unshare what is needed.
12791 (dataflow_set_different): If old_set and new_set use the same shared
12792 htab, they aren't different. If number of htab elements is different,
12793 htabs are different. Use shared_hash_*.
12794 (dataflow_set_destroy): Call shared_hash_destroy instead of
12796 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12797 second argument to dataflow_set_init.
12798 (vt_initialize): Likewise. Initialize shared_hash_pool and
12799 empty_shared_hash, move bb in/out initialization afterwards.
12800 Use variable_htab_free instead of NULL as changed_variables del hook.
12801 (variable_was_changed): Change type of second argument to pointer to
12802 dataflow_set. When inserting var into changed_variables, bump
12803 refcount. Unshare set->vars if set is shared htab and slot needs to
12805 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12806 lookup if set->vars is shared. Unshare set->vars if needed.
12807 Even ->refcount == 1 vars must be unshared if set->vars is shared
12808 and var needs to be modified. Adjust variable_was_changed caller.
12809 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12810 vars must be unshared if set->vars is shared and var needs to be
12811 modified. Adjust variable_was_changed caller.
12812 (emit_note_insn_var_location): Don't pool_free var.
12813 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12815 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12816 free_alloc_pool on shared_hash_pool.
12818 2009-06-20 Anthony Green <green@moxielogic.com>
12820 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12821 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12823 2009-06-20 Richard Guenther <rguenther@suse.de>
12825 * tree-ssa-structalias.c (find_func_aliases): For memset use
12826 a constraint from NULL if we memset to zero.
12827 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12828 we explicitly handle that do not read from memory.
12829 (call_may_clobber_ref_p_1): Properly handle builtins that may
12832 2009-06-20 Richard Guenther <rguenther@suse.de>
12834 PR tree-optimization/40495
12835 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12836 (new_scalar_tmp_constraint_exp): New function.
12837 (process_constraint): Do not create temporary decls.
12838 (process_all_all_constraints): Likewise.
12839 (handle_const_call): Likewise.
12840 (create_function_info_for): Do not set decl.
12842 2009-06-19 Ian Lance Taylor <iant@google.com>
12844 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12845 (rs6000_attribute_table): Make static; move before use.
12847 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12849 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12850 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12851 Propagate the TREE_READONLY flag without overwriting it.
12852 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12853 Propagate the TREE_READONLY flag onto the result.
12854 (process_call_operands): Move around. Use correct constant value.
12856 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12859 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12860 * config/arm/arm.md: Likewise.
12862 2009-06-19 Ian Lance Taylor <iant@google.com>
12864 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12865 to GIMPLE_ERROR_MARK.
12867 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12868 op2_original_type parameters. Warn about using different enum types.
12869 * c-parser.c (c_parser_conditional_expression): Pass original
12870 types to build_conditional_expr.
12871 * c-tree.h (build_conditional_expr): Update declaration.
12873 2009-06-19 Ian Lance Taylor <iant@google.com>
12875 * config/i386/i386.c (ix86_function_specific_save): Test that
12876 fields match values, rather than testing the values are in a
12879 2009-06-19 Richard Guenther <rguenther@suse.de>
12881 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12882 ADDR_EXPR pointers.
12883 (ptr_derefs_may_alias_p): Likewise.
12884 (ptr_deref_may_alias_ref_p_1): New function.
12885 (ptr_deref_may_alias_ref_p): Likewise.
12886 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12887 covered by looking at the ESCAPED solution.
12888 (call_may_clobber_ref_p_1): Likewise.
12889 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12890 Handle NULL_TREE offset. Do not produce redundant constraints.
12891 (process_all_all_constraints): New helper function.
12892 (do_structure_copy): Use it.
12893 (handle_lhs_call): Likewise.
12894 (find_func_aliases): Handle some builtins with pointer arguments
12895 and/or return values explicitly.
12897 2009-06-19 Ian Lance Taylor <iant@google.com>
12899 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12901 2009-06-19 Ian Lance Taylor <iant@google.com>
12903 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12905 2009-06-19 Ian Lance Taylor <iant@google.com>
12907 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12908 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12911 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12912 uninitialized const.
12914 2009-06-19 Ian Lance Taylor <iant@google.com>
12916 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12919 * c-decl.c (in_struct, struct_types): Remove.
12920 (struct c_binding): Add in_struct field.
12921 (c_binding_ptr): Define type, along with VEC.
12922 (struct c_struct_parse_info): Define.
12923 (struct_parse_info): New static variable.
12924 (bind): Initialize in_struct field.
12925 (start_struct): Remove enclosing_in_struct and
12926 enclosing_struct_types parameters. Add
12927 enclosing_struct_parse_info parameter. Change all callers. Set
12928 struct_parse_info rather than in_struct and struct_types.
12929 (grokfield): If -Wc++-compat and there is a symbol binding for the
12930 field name, set the in_struct flag and push it on the
12931 struct_parse_info->fields vector.
12932 (warn_cxx_compat_finish_struct): New static function.
12933 (finish_struct): Remove enclosing_in_struct and
12934 enclosing_struct_types parameters. Add
12935 enclosing_struct_parse_info parameter. Change all callers. Don't
12936 set C_TYPE_DEFINED_IN_STRUCT here. Call
12937 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12938 parameter. Only push on struct_types if warn_cxx_compat.
12939 (finish_enum): Only push on struct_types if warn_cxx_compat.
12940 (declspecs_add_type): Add loc parameter. Change all callers.
12941 Change all error calls to error_at. Pass loc, not input_location,
12942 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12943 defined in a struct. If -Wc++-compat and parsing a struct, record
12944 that a typedef name was used.
12945 * c-parser.c (c_parser_declspecs): Get location to pass to
12946 declspecs_add_type.
12947 (c_parser_struct_or_union_specifier): Update calls to start_struct
12949 * c-tree.h (struct c_struct_parse_info): Declare.
12950 (finish_struct, start_struct): Update declarations.
12951 (declspecs_add_type): Update declaration.
12953 2009-06-19 Ian Lance Taylor <iant@google.com>
12955 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12956 variable with an anonymous type.
12958 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12960 * see.c: Remove for real.
12962 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12964 * optabs.h (enum optab_index): Add new OTI_significand.
12965 (significand_optab): Define corresponding macro.
12966 * optabs.c (init_optabs): Initialize significand_optab.
12967 * genopinit.c (optabs): Implement significand_optab using
12968 significand?f2 patterns.
12969 * builtins.c (expand_builtin_mathfn): Handle
12970 BUILT_IN_SIGNIFICAND{,F,L}.
12971 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12972 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12974 * config/i386/i386.md (significandxf2, significand<mode>2): New
12975 expanders to implement significandf, significand and significandl
12976 built-ins as inline x87 intrinsics.
12978 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12980 * config/avr/avr.c (avr_override_options): Remove setting value of
12981 PARAM_INLINE_CALL_COST.
12983 2009-06-18 Richard Henderson <rth@redhat.com>
12986 * tree-pass.h (TDF_ASMNAME): New.
12987 * tree-dump.c (dump_options): Add asmname.
12988 * doc/invoke.texi: Document it.
12990 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12991 (dump_decl_name): ...here.
12992 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12993 (dump_generic_node): Update dump_function_name calls.
12994 (print_call_name): New flags arg; update all dump calls.
12995 * diagnostic.h (print_call_name): Update.
12996 * gimple-pretty-print.c (dump_gimple_call): Update.
12998 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13001 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13003 2009-06-18 Diego Novillo <dnovillo@google.com>
13005 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13006 * plugin.c (str_license): Declare.
13007 (try_init_one_plugin): Assert that the symbol
13008 'plugin_is_GPL_compatible' exists.
13010 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13013 * Makefile.in (OBJS-common): Remove see.o.
13015 * common.opt (fsee): Mark as preserved for backward compatibility.
13016 * opts.c (common_handle_option): Add OPT_fsee to the backward
13017 compatibility section.
13018 * passes.c (init_optimization_passes, pass_see): Remove pass.
13019 * timevar.def (TV_SEE): Remove.
13020 * tree-pass.h (pass_see): Remove declaration.
13021 * doc/invoke.texi (-fsee): Remove documentation.
13023 2009-06-18 Martin Jambor <mjambor@suse.cz>
13025 * tree-sra.c: Include statistics.h
13026 (sra_stats): New variable.
13027 (sra_initialize): Clear sra_stats.
13028 (create_access_replacement): Increment sra_stats.replacements.
13029 (get_access_replacement): Do not return twice.
13030 (analyze_all_variable_accesses): Increment statistics counter by the
13031 number of scalarized aggregates.
13032 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13033 (sra_modify_expr): Increment sra_stats.exprs.
13034 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13035 (sra_modify_assign): Increment sra_stats.exprs,
13036 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13037 (perform_intra_sra): Update statistics counters.
13038 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13040 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13042 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13043 (arm_scalar_mode_supported_p): New function.
13045 2009-06-18 Paul Brook <paul@codesourcery.com>
13046 Sandra Loosemore <sandra@codesourcery.com>
13048 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13049 (__extendhfsf2, __truncsfhf2): Define.
13050 * config/arm/fp16.c: New file.
13051 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13052 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13054 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13056 * doc/extend.texi (Half-Precision): New section.
13057 * doc/invoke.texi (Option Summary): List -mfp16-format.
13058 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13059 * config/arm/arm.opt (mfp16-format=): New.
13060 * config/arm/arm.c: Include intl.h.
13061 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13062 (TARGET_INVALID_RETURN_TYPE): Redefine.
13063 (TARGET_PROMOTED_TYPE): Redefine.
13064 (TARGET_CONVERT_TO_TYPE): Redefine.
13065 (arm_fp16_format): Define.
13066 (all_fpus): Add entry for neon-fp16.
13067 (fp_model_for_fpu): Likewise.
13068 (struct fp16_format): Declare.
13069 (all_fp16_formats): Define.
13070 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13072 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13074 (arm_legitimate_index_p): Treat HFmode like HImode.
13075 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13076 (coproc_secondary_reload_class): Special-case HFmode.
13077 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13078 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13079 (arm_init_fp16_builtins): New.
13080 (arm_init_builtins): Call it.
13081 (arm_invalid_parameter_type): New.
13082 (arm_invalid_return_type): New.
13083 (arm_promoted_type): New.
13084 (arm_convert_to_type).
13085 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13087 (arm_emit_fp16_const): New function.
13088 (arm_mangle_type): Mangle __fp16 as "Dh".
13089 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13091 (TARGET_NEON_FP16): New.
13092 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13093 (enum fputype): Add FPUTYPE_NEON_FP16.
13094 (enum arm_fp16_format_type): Declare.
13095 (arm_fp16_format): Declare.
13096 (LARGEST_EXPONENT_IS_NORMAL): Define.
13097 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13098 * config/arm/arm-modes.def (HFmode): Define.
13099 * config/arm/vfp.md: (*movhf_vfp): New.
13100 (extendhfsf2): New.
13102 * config/arm/arm.md: (fpu): Add neon_fp16.
13103 (floatsihf2, floatdihf2): New.
13104 (fix_trunchfsi2, fix_trunchfdi2): New.
13106 (extendhfdf2): New.
13108 (*arm32_movhf): New.
13109 (*thumb1_movhf): New.
13110 (consttable_2): Add check for HFmode constants.
13111 (consttable_4): Handle HFmode constants.
13113 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13115 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13117 2009-06-17 Olivier Hainque <hainque@adacore.com>
13119 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13120 const char ** conversion in AIX specific section.
13122 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13124 * config/i386/i386.c (ix86_special_builtin_type): Remove
13125 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13126 (bdesc_special_args): Updated.
13127 (ix86_init_mmx_sse_builtins): Likewise.
13128 (ix86_expand_special_args_builtin): Likewise.
13130 2009-06-17 Richard Henderson <rth@redhat.com>
13132 * tree-pretty-print.c (maybe_dump_asm_name): New.
13133 (dump_decl_name): Use it.
13134 (PRINT_FUNCTION_NAME): Merge into...
13135 (dump_function_name): ... here. Use maybe_dump_asm_name.
13137 2009-06-17 Cary Coutant <ccoutant@google.com>
13139 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13141 * debug.c (struct gcc_debug_hooks): Change placeholder for
13143 (debug_nothing_int_charstar_int): Replaced by...
13144 (debug_nothing_int_charstar_int_bool): ...this.
13145 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13146 source_line prototype.
13147 (debug_nothing_int_charstar_int): Replaced by...
13148 (debug_nothing_int_charstar_int_bool): ...this.
13149 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13150 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13151 Output is_stmt operand when necessary.
13152 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13153 (notice_source_line): Add is_stmt parameter.
13154 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13155 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13157 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13158 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13160 2009-06-17 Ian Lance Taylor <iant@google.com>
13162 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13164 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13167 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13169 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13170 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13171 tree_strip_sign_nop_conversions and
13172 tree_ssa_strip_useless_type_conversions rather than stripping
13173 the operations here.
13174 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13176 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13177 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13178 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13179 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13182 2009-06-17 Michael Eager <eager@eagercon.com>
13184 * config/rs6000/constraints.md (register_constraint "d"): New.
13185 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13186 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13187 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13188 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13189 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13190 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13191 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13192 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13193 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13194 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13196 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13197 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13198 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13199 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13200 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13201 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13202 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13203 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13204 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13205 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13206 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13207 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13208 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13209 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13211 2009-06-16 Ian Lance Taylor <iant@google.com>
13213 * profile.c (total_num_never_executed): Don't define.
13214 (compute_branch_probabilities): Don't count or print
13215 num_never_executed.
13216 (init_branch_prob): Don't set total_num_never_executed.
13217 (end_branch_prob): Don't print total_num_never_executed.
13219 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13221 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13223 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13225 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13226 (nabstd2_fpr): Same.
13228 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13230 * expr.c (expand_assignment): Change complex type check.
13232 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13234 * doc/plugins.texi (Building GCC plugins): Added new section.
13236 2009-06-17 Ian Lance Taylor <iant@google.com>
13238 * c-pch.c (get_ident): Don't set size of templ array.
13239 (pch_init): Don't set size of partial_pch array.
13241 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13242 string constant to intialize an array whose size is the length of
13245 2009-06-17 Richard Guenther <rguenther@suse.de>
13247 PR tree-optimization/40389
13248 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13249 to addressable types.
13250 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13252 2009-06-17 Richard Guenther <rguenther@suse.de>
13254 PR middle-end/40460
13255 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13256 if there is no evolution of left in the loop bail out.
13257 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13258 chrec_fold_multiply.
13260 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13261 Janis Johnson <janis187@us.ibm.com>
13264 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13265 for the symbol ref of a constant that is the source of a move
13266 - nor for any other not-obvious-label-ref constants.
13268 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13270 * plugin.c (position_pass): Skip newly inserted pass during list
13271 traversal to avoid repeated insertion.
13273 2009-06-16 Ian Lance Taylor <iant@google.com>
13275 * vec.h (VEC_stack_alloc): Define different version if
13276 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13277 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13278 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13279 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13281 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13283 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13285 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13286 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13287 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13288 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13289 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13290 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13291 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13292 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13293 __builtin_ia32_rdtscp.
13294 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13295 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13296 and __builtin_ia32_rorhi.
13297 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13298 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13299 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13300 (ix86_expand_args_builtin): Likewise.
13301 (ix86_expand_special_args_builtin): Likewise.
13303 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13304 (UNSPECV_RDTSC): Likewise.
13305 (UNSPECV_RDPMC): Likewise.
13306 (*bsr): Renamed to ...
13308 (*bsr_rex64): Renamed to ...
13311 (*rdpmc): Likewise.
13312 (*rdpmc_rex64): Likewise.
13314 (*rdtsc): Likewise.
13315 (*rdtsc_rex64): Likewise.
13316 (rdtscp): Likewise.
13317 (*rdtscp): Likewise.
13318 (*rdtscp_rex64): Likewise.
13320 * config/i386/ia32intrin.h: New.
13322 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13324 2009-06-16 Ian Lance Taylor <iant@google.com>
13326 * ira-build.c (copy_info_to_removed_store_destinations):
13327 Initialize parent_a.
13329 2009-06-16 Ian Lance Taylor <iant@google.com>
13331 * c-decl.c (grokdeclarator): Change size_varies to bool.
13333 2009-06-16 Ian Lance Taylor <iant@google.com>
13335 * sel-sched.c: Make forward declarations of move_op_hooks and
13336 fur_hooks explicitly extern.
13338 2009-06-16 Ian Lance Taylor <iant@google.com>
13340 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13341 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13343 2009-06-16 Ian Lance Taylor <iant@google.com>
13345 * resource.c (mark_referenced_resources): Change
13346 include_delayed_effects parameter to bool. Change all callers.
13347 (mark_end_of_function_resources): Likewise.
13348 * reorg.c (insn_references_resource_p): Likewise.
13349 (insn_sets_resource_p): Likewise.
13350 * resource.h (mark_referenced_resources): Update declaration.
13351 (mark_end_of_function_resources): Update declaration.
13353 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13355 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13357 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13359 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13360 GCC can bootstrap on AIX with GNU Binutils 2.20.
13362 2009-06-16 Ian Lance Taylor <iant@google.com>
13364 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13366 2009-06-16 Ian Lance Taylor <iant@google.com>
13368 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13369 inline, not extern inline.
13370 (exact_log2): Likewise.
13371 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13373 (exact_log2): Likewise, but don't test CTZ_HWI.
13375 2009-06-16 Ian Lance Taylor <iant@google.com>
13377 * bitmap.c (bitmap_clear): Don't declare as inline.
13378 * gimple.c (gimplify_assign): Likewise.
13379 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13380 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13381 (sched_scan_info): Remove duplicate definition.
13383 2009-06-16 Ian Lance Taylor <iant@google.com>
13385 * c-common.c (skip_evaluation): Don't define.
13386 (c_inhibit_evaluation_warnings): Define global variable.
13387 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13388 than skip_evaluation.
13389 (convert_and_check, warn_for_div_by_zero): Likewise.
13390 * c-common.h (skip_evaluation): Don't declare.
13391 (c_inhibit_evaluation_warnings): Declare.
13392 * c-parser.c (c_parser_typeof_specifier): Set
13393 c_inhibit_evaluation_warnings rather than skip_evaluation.
13394 (c_parser_conditional_expression): Likewise.
13395 (c_parser_binary_expression): Likewise.
13396 (c_parser_sizeof_expression): Likewise.
13397 (c_parser_alignof_expression): Likewise.
13398 * c-typeck.c (build_indirect_ref): Check
13399 c_inhibit_evaluation_warnings rather than skip_evaluation.
13400 (build_conditional_expr, build_binary_op): Likewise.
13402 2009-06-16 Richard Guenther <rguenther@suse.de>
13404 * tree-ssa-alias.c (is_escape_site): Remove.
13405 * tree-ssa-alias.h (enum escape_type): Remove.
13406 (is_escape_site): Likewise.
13407 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13408 via casts and asms without deferring to is_escape_site.
13410 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13412 PR middle-end/40446
13413 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13414 use gen_lowpart if op0 has complex mode.
13416 2009-06-16 Richard Guenther <rguenther@suse.de>
13418 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13419 variables add them to ESCAPED.
13420 (find_func_aliases): Do not make all indirectly stored values escaped.
13422 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13424 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13425 make_decl_one_only.
13427 2009-06-16 Martin Jambor <mjambor@suse.cz>
13429 PR tree-optimization/40432
13430 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13431 check whether we need to force gimple register operand.
13433 2009-06-16 Martin Jambor <mjambor@suse.cz>
13435 PR tree-optimization/40413
13436 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13437 build_ref_for_offset.
13438 (propagate_subacesses_accross_link): Fix a typo in a comment.
13440 2009-06-16 Ira Rosen <irar@il.ibm.com>
13442 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13443 with additional parameter.
13444 * tree-vectorizer.h (enum vect_def_type): Add new value
13446 (enum vect_relevant): Add comments.
13447 (vect_is_simple_reduction): Add new argument.
13448 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13449 Detect nested cycles.
13450 (vect_is_simple_reduction): Update documentation, add an argument to
13451 distinguish inner-loop reduction from nested cycle, detect nested
13452 cycles, fix printings and indentation, don't swap operands in case
13454 (get_initial_def_for_reduction): Handle subtraction.
13455 (vect_create_epilog_for_reduction): Add new argument to specify
13456 reduction variable.
13457 (vect_finalize_reduction): Handle subtraction, fix comments.
13458 (vectorizable_reduction): Handle nested cycles. In case of nested
13459 cycle keep track of the reduction variable position. Call
13460 vect_is_simple_reduction with additional parameter. Use original
13461 statement code in reduction epilogue for nested cycle. Call
13462 vect_create_epilog_for_reduction with additional parameter.
13463 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13464 inner-loop vectorization.
13465 (vect_recog_widen_sum_pattern): Likewise.
13466 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13468 (vect_mark_stmts_to_be_vectorized): Likewise.
13469 (vect_get_vec_def_for_operand): Handle nested cycles.
13471 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13473 * doc/invoke.texi (Debugging Options): Fix option index entries
13474 for -fdump-statistics, -frandom-seed add entries for
13475 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13476 (FRV Options): Fix entries for -mTLS, -mtls.
13477 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13478 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13479 (M68hc1x Options): Fix @itemx for -mnominmax.
13480 (MCore Options): Fix entry for -mno-lsim.
13481 (MMIX Options): Fix entry for -mabi=mmixware.
13482 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13484 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13486 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13487 Mention the plugin mode of gengtype.
13488 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13489 * gengtype.c: Updated copyright.
13490 (plugin_files, nb_plugin_files) Added new static variables.
13491 (measure_input_list) Care about plugin_files.
13492 (write_rtx_next): Added early return in plugin mode.
13493 (create_file): Updated copyright year in generated file. Added
13495 (oprintf): Added early return if NULL outf.
13496 (get_output_file_with_visibility): Care of plugin_files.
13497 (get_output_file_name): May return null.
13498 (write_local): Added early return.
13499 (put_mangled_filename): Ditto.
13500 (finish_root_table): Added check for base_files.
13501 (write_roots): Care about null when plugins.
13502 (main): Added plugin mode.
13504 2009-06-15 Ian Lance Taylor <iant@google.com>
13506 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13507 * gcov.c (read_count_file): Add braces around variables declared
13510 * c.opt (Wjump-misses-init): New warning.
13511 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13512 -Wall and -Wc++-compat if not already set.
13513 (c_common_post_options): Clear warn_jump_misses_init if it was not
13515 * c-decl.c (struct c_binding): Change type field to a union with
13516 new label field. Make it the first field in the struct. Update
13517 references to type to use u.type instead.
13518 (struct c_spot_bindings): Define.
13519 (struct c_goto_bindings): Define.
13520 (c_goto_bindings_p): Define, along with VECs.
13521 (struct c_label_vars): Define.
13522 (struct c_scope): Add has_label_bindings field.
13523 (bind_label, set_spot_bindings): New static functions.
13524 (decl_jump_unsafe, update_spot_bindings): New static functions.
13525 (update_label_decls): New static function.
13526 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13527 Update binding u.label field to shadowed field.
13528 (c_binding_start_stmt_expr): New function.
13529 (c_binding_end_stmt_expr): New function.
13530 (pushdecl): Don't call c_begin_vm_scope.
13531 (make_label): Add defining and p_label_vars parameters. Change
13533 (lookup_label): Correct test for whether a label has not yet been
13534 defined. Call bind_label rather than bind.
13535 (warn_about_goto): New static function.
13536 (lookup_label_for_goto): New function.
13537 (declare_label): Call bind_label rather than bind.
13538 (check_earlier_gotos): New static function.
13539 (define_label): Don't give errors about jumping into statement
13540 expressions or scopes of variably modified types. Call
13541 set_spot_bindings and check_earlier_gotos. Call bind_label
13542 instead of bind. Don't set label_context_stack_se or
13543 label_context_stack_vm.
13544 (c_get_switch_bindings): New function.
13545 (c_release_switch_bindings): New function.
13546 (c_check_switch_jump_warnings): New function.
13547 (start_function): Don't set label_context_stack_se or
13548 label_context_stack_vm.
13549 (finish_function): Likewise.
13550 * c-typeck.c (label_context_stack_se): Don't define.
13551 (label_context_stack_vm): Don't define.
13552 (c_finish_goto_label): Call lookup_label_for_goto rather than
13553 lookup_label. Don't give errors about jumping into a statement
13554 expression or the scope of a variably modified type. Don't set
13555 label_context_stack_se or label_context_stack_vm.
13556 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13557 fields. Add bindings field.
13558 (c_start_case): Don't set deleted fields. Set bindings field.
13559 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13560 or blocked_vm. Call c_check_switch_jump_warnings.
13561 (c_finish_case): Don't test blocked_stmt_expr field. Call
13562 c_release_switch_bindings.
13563 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13564 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13565 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13566 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13567 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13568 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13569 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13570 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13571 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13572 (C_DECL_UNJUMPABLE_VM): Don't define.
13573 (C_DECL_UNDEFINABLE_VM): Don't define.
13574 (struct c_label_list): Don't define.
13575 (struct c_label_context_se): Don't define.
13576 (struct c_label_context_vm): Don't define.
13577 (struct c_spot_bindings): Declare.
13578 (c_bindings_start_stmt_expr): Declare.
13579 (c_bindings_end_stmt_expr): Declare.
13580 (lookup_label_for_goto): Declare.
13581 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13582 (c_check_switch_jump_warnings): Declare.
13583 (label_context_stack_se, label_context_stack_vm): Don't declare.
13584 (c_finish_goto_label): Update declaration.
13585 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13586 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13587 (Warning Options): Document -Wjump-misses-init.
13589 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13591 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13594 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13596 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13598 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13600 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13602 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13604 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13606 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13608 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13609 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13610 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13611 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13612 * dwarf2asm.c (dw2_force_const_mem): Update call to
13613 make_decl_one_only.
13614 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13615 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13616 * langhooks.c (lhd_comdat_group): Remove.
13617 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13618 * tree.h (DECL_COMDAT_GROUP): New.
13619 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13620 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13621 (make_decl_one_only): Change signature.
13622 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13623 make_decl_one_only.
13624 (make_decl_one_only): Change signature.
13625 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13627 2009-06-15 Richard Guenther <rguenther@suse.de>
13629 PR middle-end/40439
13630 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13632 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13634 * tree-ssa-math-opts.c: Remove extra divide.
13636 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13638 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13640 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13642 * passes.c: Add bswap pass.
13643 * tree-pass.h: Add pass_optimize_bswap declaration.
13644 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13645 Include rtl.h, expr.h and optabs.h for optab_handler check.
13646 (struct symbolic_number, pass_optimize_bswap): New definition.
13647 (do_shift_rotate, verify_symbolic_number_p): New functions.
13648 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13649 (gate_optimize_bswap): New function.
13650 * tree.c (widest_int_cst_value): New function.
13651 * tree.h (widest_int_cst_value): Prototype added.
13653 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13655 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13656 REG_EQUAL/REG_EQUIV notes.
13658 2009-06-14 Richard Guenther <rguenther@suse.de>
13660 PR middle-end/40389
13661 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13662 has its address taken if NRV was applied and it is addressable.
13663 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13664 function split out from ...
13665 (get_constraint_for_1): ... here.
13666 (handle_rhs_call): Use it to mark the return slot escaped if
13667 it is addressable and NRV was applied.
13669 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13671 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13672 Change first argument type to location_t.
13673 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13674 Do not set input_location.
13675 Use loc instead of input_location throughout.
13677 2009-06-13 Richard Guenther <rguenther@suse.de>
13679 PR tree-optimization/40421
13680 * tree-predcom.c (should_unroll_loop_p): Remove.
13681 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13683 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13685 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13686 Add location argument.
13688 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13690 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13692 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13693 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13694 * config/spu/spu-protos.h: Add location to
13695 spu_resolve_overloaded_builtin.
13696 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13697 spu_build_builtin_va_list.
13698 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13699 argument. Pass location to build_function_call_vec.
13700 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13702 (emit_fpu_switch): Same.
13703 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13704 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13705 to build_decl and create_artificial_label.
13706 (xtensa_gimplify_va_arg_expr): Same.
13707 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13708 (xstormy16_gimplify_va_arg_expr): Same.
13709 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13710 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13711 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13712 (mips16_build_function_stub): Same.
13713 (mips16_build_call_stub): Same.
13715 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13718 * arm/constraints.md (Pa, Pb): New constraints.
13719 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13720 split pattern to deal with them.
13722 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13724 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13725 fix index entry for -Xpreprocessor.
13727 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13729 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13730 Add location argument to build_decl call.
13731 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13732 (rs6000_init_builtins): Same.
13733 (spe_init_builtins): Same.
13734 (rs6000_gimplify_va_arg): Add location argument to
13735 create_artificial_label call.
13737 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13739 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13740 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13741 * Makefile.in: Fix GGC dependency for gcse.o.
13743 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13745 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13746 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13747 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13749 * c-parser.c (c_parser_binary_expression): Use current column while
13750 building binary operations.
13751 * common.opt (fshow-column): Enable by default.
13752 * tree-vrp.c (check_array_ref): Use warning_at.
13753 (check_array_bounds): Use location from call back if expr has no
13755 * tree.h: Add location argument to maybe_fold_*.
13756 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13757 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13758 (maybe_fold_offset_to_component_ref): Same.
13759 (maybe_fold_offset_to_reference): Same.
13760 (maybe_fold_offset_to_address): Same.
13761 (maybe_fold_stmt_indirect): Same.
13762 (maybe_fold_stmt_addition): Same.
13763 (fold_stmt_r): Pass location to maybe_fold_*.
13764 (fold_gimple_assign): Same.
13765 * c-tree.h: Add location argument to finish_decl,
13766 default_function_array_conversion, store_init_value.
13767 * c-decl.c (define_label): Use error_at.
13768 (c_make_fname_decl): Pass location to finish_decl.
13769 (finish_decl): New location argument.
13770 (build_compound_literal): Pass location to store_init_value.
13771 (grokdeclarator): Pass location to finish_decl.
13773 * c-typeck.c (array_to_pointer_conversion): New location argument.
13774 (function_to_pointer_conversion): Same.
13775 (default_function_array_conversion): Same.
13776 (parser_build_unary_op): Pass location to overflow_warning.
13777 (parser_build_binary_op): Same. Use warning_at.
13778 (build_unary_op): Pass location to array_to_pointer_conversion.
13779 (build_c_cast): Pass location to digest_init.
13780 (build_modify_expr): New location argument.
13781 (convert_for_assignment): Same.
13782 (store_init_value): Same.
13783 (digest_init): Same.
13784 (output_init_element): Pass location to digest_init and
13785 array_to_pointer_conversion.
13786 (c_finish_return): Pass location to convert_for_assignment.
13787 * gimplify.c (gimplify_conversion): Pass location to
13788 maybe_fold_offset_to_address.
13789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13790 to maybe_fold_stmt_addition.
13791 * c-omp.c (c_finish_omp_atomic): Pass new location to
13793 (c_finish_omp_for): Same.
13794 * c-common.c (overflow_warning): New argument.
13795 * c-common.h: New argument to build_modify_expr, overflow_warning.
13796 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13798 (c_parser_initializer): Pass location to
13799 default_function_array_conversion.
13800 (c_parser_initelt): Same.
13801 (c_parser_initval): Same.
13802 (c_parser_asm_operands): Same.
13803 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13804 (c_parser_conditional_expression): Same.
13805 (c_parser_binary_expression): Add location info to stack. Use it.
13806 (c_parser_unary_expression): Pass location to
13807 default_function_array_conversion, parser_build_unary_op,
13808 build_indirect_ref, c_parser_postfix_expression_after_primary.
13809 (c_parser_postfix_expression_after_primary): New location argument.
13811 (c_parser_expression_conv): Pass location to
13812 default_function_array_conversion.
13813 (c_parser_expr_list): Same.
13814 (c_parser_omp_atomic): Same.
13815 (c_parser_omp_for_loop): Same.
13816 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13817 (build_array_declarator): New argument.
13818 * c-decl.c (build_array_declarator): Add location argument.
13819 (grokdeclarator): Set id_loc for cdk_array.
13820 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13821 build_array_declarator.
13822 * tree.c (build_omp_clause): Add location argument.
13823 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13824 (OMP_CLAUSE_LOCATION): New macro.
13825 (struct tree_omp_clause): Add location field.
13826 (build_omp_clause): Add argument.
13827 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13828 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13830 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13831 (cp_parser_omp_clause_collapse): Same.
13832 (cp_parser_omp_clause_default): Same.
13833 (cp_parser_omp_clause_if): Same.
13834 (cp_parser_omp_clause_nowait): Same.
13835 (cp_parser_omp_clause_num_threads): Same.
13836 (cp_parser_omp_clause_ordered): Same.
13837 (cp_parser_omp_clause_schedule): Same.
13838 (cp_parser_omp_clause_untied): Same.
13839 (cp_parser_omp_for_loop): Same.
13840 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13841 * c-tree.h (c_start_case): Add location argument.
13842 (c_process_expr_stmt): Same.
13843 (c_finish_goto_*): Same.
13844 * tree-parloops.c (initialize_reductions): Pass location to
13846 (create_parallel_loop): Same.
13847 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13848 (gfc_trans_omp_reduction_list): Same.
13849 (gfc_trans_omp_clauses): Same.
13850 (gfc_trans_omp_do): Same.
13851 * c-typeck.c (c_finish_goto_label): Same.
13852 (c_finish_goto_ptr): New location argument.
13853 (c_start_case): Same.
13854 (emit_side_effect_warnings): Same.
13855 (c_process_expr_stmt): Same.
13856 (c_finish_stmt_expr): Same.
13857 (c_finish_omp_clauses): Use error_at instead of error.
13858 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13860 * c-omp.c (c_split_parallel_clauses): New location argument.
13861 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13862 to build_omp_clause.
13863 (convert_local_reference_stmt): Same.
13864 (convert_gimple_call): Same.
13865 * c-common.h (c_split_parallel_clauses): New argument.
13866 * c-parser.c (c_parser_statement_after_labels): Pass location to
13867 c_finish_goto_label.
13868 (c_parser_switch_statement): Pass location to c_start_case.
13869 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13870 and c_process_expr_stmt.
13871 (c_parser_omp_variable_list): Add location argument.
13872 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13873 (c_parser_omp_clause_default): Same.
13874 (c_parser_omp_clause_if): Same.
13875 (c_parser_omp_clause_num_threads): Same.
13876 (-c_parser_omp_clause_ordered): Same.
13877 (c_parser_omp_clause_reduction): Pass location to
13878 c_parser_omp_variable_list.
13879 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13880 (c_parser_omp_clause_untied): Same.
13881 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13882 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13884 * c-tree.h (check_for_loop_decls, undeclared_variable,
13885 build_component_ref, build_array_ref, build_external_ref,
13886 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13887 build_conditional_expr, build_compound_expr, c_cast_expr,
13888 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13889 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13891 * c-semantics.c (build_stmt): Same.
13892 (build_case_label): Same.
13893 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13894 (undeclared_variable): New argument.
13895 (make_label): Same.
13896 (lookup_label): Pass location on down.
13897 (define_label): Same.
13898 (finish_decl): Same.
13899 (build_compound_literal): Same.
13900 (finish_struct): Same.
13901 (finish_function): Do not set location here.
13902 (check_for_loop_decls): New argument.
13903 * tree.c (save_expr): Set location.
13904 (build_empty_stmt): New argument.
13905 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13906 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13907 * builtins.c (gimplify_va_arg_expr): Use locations.
13908 (expand_builtin_sync_operation): Same.
13909 * c-typeck.c (build_component_ref): New argument.
13910 (build_array_ref): Same.
13911 (build_external_ref): Same.
13912 (c_expr_sizeof_expr): Same.
13913 (c_expr_sizeof_type): Same.
13914 (parser_build_unary_op): Same.
13915 (build_conditional_expr): Same.
13916 (build_compound_expr): Pass location on down.
13917 (build_compound_expr): New argument.
13918 (build_c_cast): Same.
13919 (c_cast_expr): Same.
13920 (build_asm_expr): Same.
13921 (c_finish_return): Same.
13922 (c_process_expr_stmt): Pass location on down.
13923 (c_finish_stmt_expr): New argument.
13924 (push_clenaup): Same.
13925 (c_finish_omp_parallel): Same.
13926 (c_finish_omp_task): Same.
13927 * gimplify.c (gimplify_call_expr): Pass location on down.
13928 * c-omp.c (c_finish_omp_master): New argument.
13929 (c_finish_omp_critical): Same.
13930 (c_finish_omp_ordered): Same.
13931 (c_finish_omp_barrier): Same.
13932 (-c_finish_omp_taskwait): Same.
13933 (c_finish_omp_atomic): Same.
13934 (c_finish_omp_flush): Same.
13935 * tree-inline.c (copy_tree_body_r): Pass location on down.
13936 (inline_forbidden_p): Remove use of input_location.
13937 * c-gimplify.c (c_build_bind_expr): New argument.
13938 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13939 (c_sizeof_or_alignof_type): New argument.
13940 (c_alignof_expr): Same.
13941 (build_va_arg): Same.
13942 (c_add_case_label): Same.
13943 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13944 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13945 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13946 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13947 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13948 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13950 * stub-objc.c (objc_build_selector_expr): Same.
13951 (objc_build_throw_stmt): Same.
13952 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13953 (c_parser_initelt): Same.
13954 (c_parser_compound_statement): Same.
13955 (c_parser_compound_statement_nostart): Same.
13956 (c_parser_label): Same.
13957 (c_parser_statement_after_labels): Same.
13958 (c_parser_if_body): Same.
13959 (c_parser_else_body): Same.
13960 (c_parser_if_statement): Same.
13961 (c_parser_switch_statement): Same.
13962 (c_parser_while_statement): Same.
13963 (c_parser_do_statement): Same.
13964 (c_parser_for_statement): Same.
13965 (c_parser_asm_statement): Same.
13966 (c_parser_conditional_expression): Same.
13967 (c_parser_binary_expression): Same.
13968 (c_parser_cast_expression): Same.
13969 (c_parser_unary_expression): Same.
13970 (c_parser_sizeof_expression): Same.
13971 (c_parser_alignof_expression): Same.
13972 (c_parser_postfix_expression): Same.
13973 (c_parser_expression): Same.
13974 (c_parser_objc_receiver): Same.
13975 (c_parser_omp_variable_list): Same.
13976 (c_parser_omp_structured_block): Same.
13977 (c_parser_omp_atomic): New argument.
13978 (c_parser_omp_barrier): Same.
13979 (c_parser_omp_critical): Same.
13980 (c_parser_omp_flush): Pass location on down.
13981 (c_parser_omp_for_loop): New argument.
13982 (c_parser_omp_for): Same.
13983 (c_parser_omp_master): Same.
13984 (c_parser_omp_ordered): Same.
13985 (c_parser_omp_sections_scope): Same.
13986 (c_parser_omp_sections): Same.
13987 (c_parser_omp_parallel): Same.
13988 (c_parser_omp_single): Same.
13989 (c_parser_omp_task): Same.
13990 (c_parser_omp_taskwait): Pass location on down.
13991 (c_parser_omp_construct): Same.
13992 (c_parser_omp_threadprivate): Same.
13993 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13994 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13995 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13996 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13997 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13998 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13999 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14000 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14001 config/i386/i386.c, stmt.c:
14002 Add location argument to the following function definitions and/or
14003 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14004 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14005 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14006 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14007 do_case, c_finish_bc_stmt, build_compound_literal,
14008 build_function_call.
14009 * c-decl.c (build_compound_literal): Add location argument.
14010 Make all diagnostic calls use location.
14011 (start_struct): Same.
14012 (finish_struct): Same.
14013 (start_enum): Same.
14014 (build_enumerator): Same.
14015 (start_function): Same.
14016 (grokdeclarator): Make all diagnostic calls use location.
14017 (store_parm_decls_oldstyle): Same.
14018 * c-typeck.c (build_function_call): Add location argument.
14019 Make all diagnostic calls use location.
14021 (c_finish_bc_stmt): Same.
14022 * tree-nested.c (get_trampoline_type): Add argument.
14023 Pass location to build_decl.
14024 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14025 * rtl.h (RTL_LOCATION): New.
14026 * c-common.c (c_add_case_label): Add location argument.
14027 Make all diagnostic calls use location.
14028 * c-common.h: Add location argument to make_fname_decl, do_case,
14029 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14030 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14031 Set it appropriately for every case. Pass enum_loc to start_enum
14032 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14034 (c_parser_struct_or_union_specifier): Save location. Use it for
14035 start_struct, finish_struct, and parser_xref_tag.
14037 2009-06-12 Ian Lance Taylor <iant@google.com>
14039 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14041 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14042 cpp_opts->warn_cxx_operator_names.
14044 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14047 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14048 is returns NULL and OP is a VCE, look through the VCE.
14050 2009-06-12 Ian Lance Taylor <iant@google.com>
14053 * collect2.c (main): Use CONST_CAST2 in code inside #if
14054 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14056 2009-06-12 Joey Ye <joey.ye@intel.com>
14058 PR middle-end/39146
14059 * cfgexpand.c (get_decl_align_unit): Update
14060 max_used_stack_slot_alignment with align instead of
14061 stack_alignment_needed.
14063 * function.c (assign_stack_local_1): Update
14064 max_used_stack_slot_alignment with alignment_in_bits instead
14065 of stack_alignment_needed.
14066 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14069 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14071 * dwarf2out.c (last_var_location_insn): New variable.
14072 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14073 (dwarf2out_var_location): Don't record anything after last real
14074 insn. Only change labels if there were any real instructions
14075 in between last note and this one, or if changed sections.
14077 2009-06-11 Richard Henderson <rth@redhat.com>
14079 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14080 note when storing the frame pointer in a register.
14081 (FRP): Don't redefine to nothing for epilogue.
14082 (alpha_expand_epilogue): Mark register and sp restores.
14083 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14085 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14086 when gen_lowpart is needed.
14088 2009-06-11 Richard Henderson <rth@redhat.com>
14090 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14092 * dwarf2out.c (need_data_align_sf_opcode): New.
14093 (div_data_align): Move earlier.
14094 (def_cfa_1, reg_save): Use it.
14096 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14098 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14099 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14100 (ix86_handle_option): Handle OPT_mcrc32.
14101 (ix86_target_string): Add -mcrc32.
14102 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14104 * config/i386/i386.h (TARGET_CRC32): New.
14106 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14107 (sse4_2_crc32di): Likewise.
14109 * config/i386/i386.opt (mcrc32): New.
14111 * doc/invoke.texi: Document -mcrc32.
14113 2009-06-11 Richard Henderson <rth@redhat.com>
14115 * common.opt (gdwarf-): Accept a version number.
14116 * doc/invoke.texi (gdwarf-): Update docs.
14117 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14118 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14119 version level, and record it.
14121 * dwarf2.h (DW_CIE_VERSION): Remove.
14122 * dwarf2out.c (DWARF_VERSION): Remove.
14123 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14124 (output_call_frame_info): Use CIE version 3 for dwarf3,
14125 or if the return register column is out of range for version 1.
14126 (dwarf_stack_op_name): Add all dwarf3 values.
14127 (DEBUG_PUBTYPES_SECTION): New.
14128 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14129 encoding change for dwarf3.
14130 (output_die) [dw_val_class_die_ref]: Likewise.
14131 (output_compilation_unit_header): Emit correct version for dwarf3.
14132 (output_line_info): Likewise.
14133 (output_pubnames): Update for DWARF_VERSION removal.
14134 (output_aranges): Likewise.
14135 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14136 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14137 (dwarf2out_finish): Likewise.
14139 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14141 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14144 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14147 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14148 * builtins.c (expand_builtin_unreachable): New function.
14149 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14150 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14151 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14153 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14154 searching for missing barriers.
14156 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14158 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14159 when -fprofile-generate* was passed.
14160 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14162 2009-06-11 Anthony Green <green@moxielogic.com>
14164 * config/moxie/moxie.md: Define length attribute for all instructions.
14166 (*b<cond:code>): Support limited branch ranges for new PC-relative
14167 branch instructions.
14168 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14170 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14172 * config/i386/i386.c (min_insn_size): Use get_attr_length
14173 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14174 For __asm return 0.
14176 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14177 instead of emit_insn_before.
14179 2009-06-10 Ian Lance Taylor <iant@google.com>
14182 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14185 2009-06-10 Revital Eres <eres@il.ibm.com>
14187 * passes.c (init_optimization_passes): Reschedule
14188 predictive-commoning pass before complete unroll pass.
14190 2009-06-10 Martin Jambor <mjambor@suse.cz>
14192 * cgraph.c (cgraph_node_can_be_local_p): New function.
14193 (cgraph_make_node_local): New function.
14194 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14195 (cgraph_make_node_local): Declare.
14197 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14199 * tree.h (tree_base): Add packed_flag and user_align fields.
14200 Decrease size of spare field.
14201 (TYPE_USER_ALIGN): Use user_align from tree_base.
14202 (DECL_USER_ALIGN): Likewise.
14203 (TYPE_PACKED): Use packed_flag from tree_base.
14204 (DECL_PACKED): Likewise.
14205 (tree_type): Delete packed_flag and user_align fields. Widen
14206 precision field. Widen mode field and shuffle fields to align
14207 mode on an 8-bit boundary.
14208 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14209 Renumber decl_flag_* fields. Fix comments. Widen
14210 decl_common_unused field.
14211 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14212 (DECL_EXTERNAL): Likewise.
14213 (DECL_BIT_FIELD): Likewise.
14214 (DECL_NONADDRESSABLE_P): Likewise.
14215 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14216 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14218 2009-06-10 Ian Lance Taylor <iant@google.com>
14220 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14221 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14222 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14223 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14224 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14225 DEF_VEC_ALLOC_FUNC_P.
14226 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14227 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14228 DEF_VEC_ALLOC_FUNC_O.
14229 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14230 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14231 DEF_VEC_ALLOC_FUNC_I.
14232 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14233 (vec_stack_p_reserve_exact_1): Declare.
14234 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14235 (vec_stack_free): Declare.
14236 (VEC_stack_alloc): Define.
14237 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14238 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14239 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14240 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14242 (stack_vecs): New static variable.
14243 (vec_stack_p_reserve_exact_1): New function.
14244 (vec_stack_o_reserve_1): New static function.
14245 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14246 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14247 (vec_stack_free): New function.
14248 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14249 (VEC_df_ref_stack_alloc): Define.
14250 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14251 DEF_VEC_ALLOC_P_STACK.
14252 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14253 (struct df_collection_rec): Change _vec fields to VEC. Remove
14255 (df_free_collection_rec): Adjust for new fields.
14256 (df_insn_rescan): Use new df_collection_rec fields.
14257 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14258 (df_ref_create_structure, df_ref_record): Likewise.
14259 (df_get_conditional_uses, df_get_call_refs): Likewise.
14260 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14261 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14262 (df_record_exit_block_uses, df_bb_verify): Likewise.
14263 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14264 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14265 Remove count parameter. Change return type to void. Change all
14267 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14268 Remove count parameter. Change return type to void. Change all
14270 (df_install_refs): Change old_vec parameter to VEC. Remove count
14271 parameter. Change all callers.
14272 (df_install_mws): Change old_vec parameter to VEC. Remove count
14273 parameter. Change all callers.
14274 (df_refs_verify): Change new_rec parameter to VEC. Change call
14276 (df_mws_verify): Likewise.
14278 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14280 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14282 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14284 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14286 2009-06-10 Anthony Green <green@moxielogic.com>
14288 * config/moxie/crti.asm: New file.
14289 * config/moxie/crtn.asm: New file.
14290 * config/moxie/moxie.c: New file.
14291 * config/moxie/moxie.h: New file.
14292 * config/moxie/sfp-machine.h: New file.
14293 * config/moxie/moxie-protos.h: New file.
14294 * config/moxie/t-moxie: Created.
14295 * config/moxie/t-moxie-softfp: Created.
14296 * config/moxie/moxie.md: Created.
14297 * config/moxie/constraints.md: Created.
14298 * config.gcc: Add moxie support.
14299 * doc/md.texi (Machine Constraints): Add moxie constraints.
14300 * doc/contrib.texi (Contributors): Mention moxie port.
14301 * doc/install.texi (Specific): Mention the moxie port.
14303 2009-06-09 Ian Lance Taylor <iant@google.com>
14305 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14306 compiling with C++.
14307 * optabs.c (optab_table): Only use designated initializers if
14308 HAVE_DESIGNATED_INITIALIZERS is defined.
14309 (convert_optab_table): Likewise.
14310 (init_optabs): Always call init_insn_codes if
14311 HAVE_DESIGNATED_INITIALIZERS is not defined.
14313 2009-06-09 Ian Lance Taylor <iant@google.com>
14315 * targhooks.c (default_builtin_vectorized_function): Change fn
14316 parameter to unsigned int.
14317 (default_builtin_vectorized_conversion): Change code parameter to
14319 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14320 * targhooks.h: Update declarations.
14321 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14322 parameter to unsigned int.
14324 * c-typeck.c (comptypes_check_enum_int): New static function.
14325 (comptypes_internal): Add enum_and_int_p parameter. Change all
14327 (comp_target_types): Add location parameter. Change all callers.
14328 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14329 Change all callers.
14330 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14331 (build_conditional_expr): Add colon_loc parameter. Change all
14333 (convert_for_assignment): Add location parameter. Change all callers.
14334 * c-parser.c (c_parser_conditional_expression): Pass location of
14335 colon to build_conditional_expr.
14336 * c-tree.h (build_conditional_expr): Update declaration.
14338 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14340 * graphite.c: Revert previous patch.
14342 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14345 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14347 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14349 * tree-ssa-loop-prefetch.c
14350 (loop_prefetch_arrays): Fixed a portability problem in printf format
14353 2009-06-09 Martin Jambor <mjambor@suse.cz>
14355 PR tree-optimization/40351
14356 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14357 refrence to a potential artifical subaccess can be constructed.
14359 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14361 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14362 (sh_override_options): Likewise.
14363 * config/sh/sh.c: Include params.h.
14364 (sh_optimization_options): New.
14365 (sh_override_options): Likewise.
14366 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14367 (OVERRIDE_OPTIONS): Use sh_override_options.
14369 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14371 * dwarf2out.c (emit_cfa_remember): New variable.
14372 (add_fde_cfi): If emit_cfa_remember, recurse to add
14373 DW_CFA_remember_state first.
14374 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14375 instead just set emit_cfa_remember.
14377 2009-06-08 Jan Hubicka <jh@suse.cz>
14380 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14382 2009-06-08 Jan Hubicka <jh@suse.cz>
14384 PR middle-end/39834
14385 * cgraphunit.c (save_inline_function_body): Do not copy transform
14386 hooks for saved inline bodies.
14387 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14388 for given function.
14390 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14392 * jump.c (returnjump_p): Handle delayed branches. Add missing
14395 2009-06-08 Jan Hubicka <jh@suse.cz>
14397 PR middle-end/40102
14398 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14399 original node might've been modified.
14400 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14402 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14404 * tree-object-size.c (addr_object_size): Add OSI argument.
14405 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14406 (compute_builtin_object_size, expr_object_size): Adjust callers.
14407 (plus_stmt_object_size): Call addr_object_size instead of
14408 compute_builtin_object_size.
14410 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14411 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14413 * tree-ssa-loop-prefetch.c
14414 (gather_memory_references): Introduced a counter for the number of
14416 (anything_to_prefetch_p): Introduced a counter for the number of
14418 (is_loop_prefetching_profitable): New function with a cost model
14420 (loop_prefetch_arrays): Use the new cost model to determine if
14421 prefetching is profitable.
14422 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14423 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14424 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14425 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14426 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14427 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14429 2009-06-08 Michael Matz <matz@suse.de>
14432 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14433 partitions use the same.
14434 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14435 for basevars of SSA_NAMEs.
14436 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14437 to not expand them twice.
14438 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14441 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14443 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14444 (fdump-final-insns=, gtoggle): New.
14445 * doc/invoke.texi: Document them.
14446 * final.c (rest_of_clean_state): Dump final insn stream.
14447 * gcc.c (invoke_as): Hook in -fcompare-debug.
14448 (static_spec_functions): Add compare-debug-dump-opt,
14449 compare-debug-self-opt and compare-debug-auxbase-opt.
14450 (compare_debug, compare_debug_second, compare_debug_opt): New.
14451 (switches_debug_check, n_switches_debug_check): New.
14452 (debug_auxbase_opt, debug_check_temp_file): New.
14453 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14455 (do_self_spec): Handle arguments after switches.
14456 (do_spec_1): Add .gk extension to temp file basenames for compare.
14457 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14458 (cc1_options): Use it instead of normal auxbase computation for
14459 the second compare-debug compilation.
14460 (compare_files): New.
14461 (main): Set up and implement compare debug mode.
14462 (compare_debug_dump_opt_spec_function): New.
14463 (compare_debug_self_opt_spec_function): New.
14464 (compare_debug_auxbase_opt_spec_function): New.
14465 * toplev.c (process_options): Handle flag_gtoggle,
14466 flag_dump_final_insns.
14467 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14468 during -fcompare-debug-second compilation.
14470 2009-06-07 Ian Lance Taylor <iant@google.com>
14472 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14473 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14475 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14476 with no default node. Change warning with %H to warning_at.
14477 Don't clear warn_switch around case checking.
14478 * doc/invoke.texi (Warning Options): Clarify distinction between
14479 -Wswitch and -Wswitch-enum.
14481 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14483 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14485 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14487 * gbl-ctors.h: Add header guard.
14489 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14491 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14492 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14493 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14494 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14495 prototypes for removed functions.
14496 (expressions_equal_p): Move to ...
14497 * tree-ssa-sccvn.h: ... here and ...
14498 * matrix-reorg.c: ... adjust includes.
14500 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14502 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14504 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14506 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14507 (finish_function): Remove erroneous whitespace.
14509 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14511 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14512 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14514 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14516 * errors.c (internal_error): Commentary typo fix.
14517 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14518 * tree-ssa-pre.c: Ditto.
14520 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14522 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14523 them is supposed to hold actual statements.
14525 2009-06-06 Ian Lance Taylor <iant@google.com>
14527 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14528 empty statements can now have attributes.
14530 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14532 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14533 * config/mips/mips.md: Ditto.
14535 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14537 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14539 (__eabi_uconvert): Likewise.
14541 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14543 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14544 CFI_* definitions with IN_GCC.
14546 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14548 * xcoffout.h (xcoffout_source_line): Update prototype.
14550 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14552 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14553 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14555 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14557 PR middle-end/40340
14558 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14559 inlined_function_outer_scope_p blocks for artificial inlines
14561 * tree.c (tree_nonartificial_location): Rewrite using
14562 block_nonartificial_location.
14564 2009-06-05 Revital Eres <eres@il.ibm.com>
14565 Leehod Baruch <leehod@il.ibm.com>
14567 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14568 (expand_expr_real_1): Remove comment.
14569 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14570 Vectorize misaligned access when the target supports it.
14571 (vect_supportable_dr_alignment): Check for unaligned access support.
14572 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14575 2009-06-05 Julian Brown <julian@codesourcery.com>
14577 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14578 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14580 2009-06-05 Richard Guenther <rguenther@suse.de>
14583 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14584 as possibly unused.
14586 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14588 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14589 (save_gprs): Don't tell unwinder when a global register is saved.
14590 (s390_emit_epilogue): Emit needed epilogue unwind info.
14592 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14594 * dwarf2out.c (deferred_asm_name): New.
14595 (add_name_and_src_coords_attributes): Defer creation of
14596 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14598 (move_linkage_attr): New.
14599 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14602 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14604 * tree-nested.c (finalize_nesting_tree_1): Declare the
14605 frame_decl in the binding tree.
14607 2009-06-04 Cary Coutant <ccoutant@google.com>
14609 * basic-block.h (struct basic_block_def): Add discriminator field.
14610 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14612 * debug.c (do_nothing_debug_hooks): Add additional entry.
14613 (debug_nothing_int_charstar_int): New function.
14614 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14615 (debug_nothing_int_charstar_int): New declaration.
14616 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14617 discriminator value in .loc directive.
14618 * final.c (last_discriminator): New variable.
14619 (discriminator): New variable.
14620 (final_start_function): Initialize above variables, pass current
14621 discriminator to debug hook.
14622 (notice_source_line): Check for discriminator change.
14623 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14624 * sdbout.c (sdbout_source_line): New parameter.
14625 * tree-cfg.c (struct locus_discrim_map): New structure type.
14626 (discriminator_per_locus): New hash table.
14627 (build_gimple_cfg): Allocate and free discriminator hash table.
14628 (make_edges): Call assign_discriminator.
14629 (locus_map_hash): New function.
14630 (locus_map_eq): New function.
14631 (next_discriminator_for_locus): New function.
14632 (same_line_p): New function.
14633 (assign_discriminator): New function.
14634 (make_cond_expr_edges): Call assign_discriminator.
14635 (make_gimple_switch_edges): Likewise.
14636 (first_non_label_stmt): New function.
14637 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14639 * xcoffout.c (xcoffout_source_line): Add new parameter.
14641 * configure.ac (gcc_cv_as_discriminator): New configury check for
14642 gas support for discriminator.
14643 * configure: Regenerate.
14644 * config.in: Regenerate.
14646 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14648 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14649 val after checking for integers.
14651 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14653 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14655 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14656 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14657 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14658 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14659 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14660 X64_SSE_REGPARM_MAX.
14661 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14662 X64_SSE_REGPARM_MAX.
14664 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14666 * gcc.c (report_times_to_file): New.
14667 (execute): Implement it.
14668 (process_command): Support -time=.
14669 * doc/invoke.texi: Document it.
14671 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14673 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14674 that have value exprs.
14676 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14678 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14679 declarations for constants until...
14680 (dw2_output_indirect_constant_1): ... this point.
14682 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14685 * arm.md (arm_addsi3): Don't try to split an add with an
14686 eliminable register until after reload has completed.
14688 2009-06-03 Ian Lance Taylor <iant@google.com>
14690 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14691 * genattrtab.c (write_length_unit_log): Likewise.
14692 * genchecksum.c (dosum): Likewise.
14693 * gengtype.c (write_rtx_next): Likewise.
14694 (finish_root_table, write_roots): Likewise.
14695 * gimple.c (gimple_ops_offset_): Likewise.
14696 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14697 * config/arc/arc.c (arc_attribute_table): Likewise.
14698 * config/arm/arm.c (arm_attribute_table): Likewise.
14699 * config/avr/avr.c (avr_attribute_table): Likewise.
14700 * config/crx/crx.c (crx_attribute_table): Likewise.
14701 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14702 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14703 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14704 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14705 * config/sh/sh.c (sh_attribute_table): Likewise.
14706 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14707 * config/spu/spu.c (spu_attribute_table): Likewise.
14708 * config/v850/v850.c (v850_attribute_table): Likewise.
14710 * config/alpha/alpha.c (vms_attribute_table): Make static.
14711 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14712 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14713 * config/mips/mips.c (mips_attribute_table): Likewise.
14715 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14717 (cc1-checksum.o): Likewise.
14719 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14721 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14723 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14725 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14726 insn if it is changing sp. Use gen_add3_insn instead of
14727 conditionally gen_addsi3 and gen_adddi3.
14728 (offset_below_red_zone_p): New static inline function.
14729 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14730 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14731 * config/rs6000/ppc-asm.h: Include auto-host.h.
14732 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14733 CFI_RESTORE): Define.
14734 * config/rs6000/crtresxgpr.asm: Add unwind info.
14735 * config/rs6000/crtresxfpr.asm: Likewise.
14736 * config/rs6000/crtresgpr.asm: Likewise.
14737 * config/rs6000/crtresfpr.asm: Likewise.
14738 * config/rs6000/crtsavgpr.asm: Likewise.
14739 * config/rs6000/crtsavfpr.asm: Likewise.
14741 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14742 argument of DWARF2_FRAME_REG_OUT macros.
14744 2009-06-03 Julian Brown <julian@codesourcery.com>
14746 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14747 words or less (including TImode) in core registers.
14749 2009-06-03 Richard Guenther <rguenther@suse.de>
14751 PR middle-end/40328
14752 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14754 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14756 * statistics.c (statistics_counter_event): Do not record event
14757 in pass dump if its number == -1.
14758 (curr_statistics_hash): Add assert that we never get passes
14759 with static number == -1.
14761 2009-06-03 Richard Guenther <rguenther@suse.de>
14762 Andrey Belevantsev <abel@ispras.ru>
14764 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14765 non-BLKmode arrays addressable.
14767 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14769 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14770 * config/m68k/m68k.h: ... here.
14772 2009-06-03 Martin Jambor <mjambor@suse.cz>
14774 PR tree-optimization/40323
14775 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14778 2009-06-03 Richard Guenther <rguenther@suse.de>
14780 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14783 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14785 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14786 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14787 JUMP_TABLE_DATA_P where applicable.
14788 * config/sh/sh.c: Ditto.
14789 * config/sh/sh.h: Ditto.
14790 * config/sh/sh.md: Ditto.
14791 * config/sh/symbian.c: Ditto.
14793 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14795 * config/i386/driver-i386.c (describe_cache): Optimize
14796 concatenation of strings. Use snprintf instead of sprintf.
14797 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14798 target when not compiling with GCC.
14800 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14802 * config/sh/sh.c: Revert last change.
14803 (sh_expand_epilogue): Emit a blockage insn before the frame
14804 pointer adjustment unconditionally.
14806 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14808 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14809 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14810 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14811 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14812 to COLLECT_GCC_OPTIONS.
14814 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14816 * collect2.c (target_system_root): New variable.
14817 (main): Handle --sysroot=.
14818 (ignore_library): Strip the sysroot from the library path.
14820 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14822 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14823 (collect2.o): Depend on collect2-aix.h.
14824 (collect2-aix.o): New rule.
14825 * collect2-aix.h: New file.
14826 * collect2-aix.c: Likewise.
14827 * collect2.c: Include collect2-aix.h. Don't undefine
14828 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14829 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14830 Use TARGET_AIX_VERSION instead of _AIX51.
14831 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14832 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14833 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14834 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14835 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14837 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14839 * collect2.c (ignore_library): Avoid premature post-increment
14840 and null deference.
14842 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14844 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14845 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14846 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14847 CROSS_DIRECTORY_STRUCTURE too.
14848 (LINK_LIBG_SPEC): Likewise.
14849 (LIB_SPEC): Add %R to sysroot paths.
14850 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14851 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14852 * config/rs6000/aix51.h: As for aix43.h.
14853 * config/rs6000/aix52.h: Likewise.
14854 * config/rs6000/aix53.h: Likewise.
14855 * config/rs6000/aix61.h: Likewise.
14856 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14857 to the beginning of sysroot paths.
14859 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14861 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14862 INSN_LISTs that are out of the REG_NOTE range.
14864 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14866 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14867 (struct var_to_expand): Likewise.
14868 (struct opt_info): Add head and tail for linked lists of the above.
14869 (analyze_insn_to_expand_var): Initialize next.
14870 (analyze_iv_to_split_insn): Likewise.
14871 (analyze_insns_in_loop): Create linked lists.
14872 (allocate_basic_variable): Simplify for use without hash table.
14873 (insert_var_expansion_initialization): Likewise, make it type-safer.
14874 (combine_var_copies_in_loop_exit): Likewise.
14875 (apply_opt_in_copies): Walk lists rather than hash tables.
14876 (release_var_copies): Simplified and inlined by hand into...
14877 (free_opt_info): ... this function.
14879 2009-06-02 Richard Guenther <rguenther@suse.de>
14881 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14884 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14886 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14887 only for builtins that are not overridden.
14889 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14891 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14894 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14896 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14898 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14900 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14902 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14904 * common.opt (fdump-unnumbered-links): New.
14905 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14906 * print-rtl.c (flag_dump_unnumbered_links): New.
14907 (print_rtx): Test it.
14909 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14911 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14912 push/pop multiple to 8-byte alignment.
14914 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14916 * config/i386/i386.c (queued_cfa_restores): New static variable.
14917 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14919 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14920 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14921 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14922 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14923 note unconditionally.
14924 (ix86_emit_restore_regs_using_mov): Likewise.
14925 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14926 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14927 it through to ix86_emit_restore_reg_using_pop.
14928 (ix86_emit_leave): Add RED_OFFSET argument. Call
14929 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14930 instead of adding REG_CFA_OFFSET note unconditionally.
14931 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14932 the above functions. Call ix86_add_queued_cfa_restore_notes when
14935 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14936 force output of the label even for dwarf2out_do_cfi_asm.
14937 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14938 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14939 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14941 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14942 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14943 dwarf2out_cfi_label callers.
14944 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14945 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14946 Adjust dwarf2out_cfi_label callers.
14947 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14949 * config/i386/i386.h (struct machine_cfa_state,
14950 struct machine_function): Guard with ifndef USED_FOR_TARGET
14951 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14954 * emutls.c (__emutls_get_address): Change arr->size to mean number
14955 of allocated arr->data entries instead of # of slots + 1.
14957 PR middle-end/40316
14958 * recog.c (peep2_reinit_state): New function.
14959 (peephole2_init_state): Use it at the end of a basic block and also
14960 when seeing a RTX_FRAME_RELATED_P insn.
14962 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14964 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14965 fixuns_truncrfdi2): New.
14966 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14967 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14968 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14969 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14970 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14971 *recip_approx): Remove.
14972 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14973 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14974 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14976 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14979 2009-06-01 Ian Lance Taylor <iant@google.com>
14981 * attribs.c (register_attribute): Use CONST_CAST.
14982 * collect2.c (main): Use CONST_CAST2.
14983 (scan_prog_file): Likewise.
14984 * gcc.c (process_command, main): Likewise.
14985 * toplev.c (toplev_main): Likewise.
14987 * c-typeck.c (handle_warn_cast_qual): New static function,
14988 partially broken out of build_c_cast.
14989 (build_c_cast): Call handle_warn_cast_qual.
14990 * doc/invoke.texi (Warning Options): Document new effect of
14993 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14995 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14996 (diagnostic_report_current_module): Print columns.
14997 * common.opt (flag_show_column): Enable by default.
14999 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15001 * alias.c (find_base_term): Check for NULL term before returning.
15003 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15005 Revert due to PR40320:
15006 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15007 * calls.c (emit_library_call_value_1): Don't force_operand for move
15010 2009-06-01 Olivier Hainque <hainque@adacore.com>
15011 Eric Botcazou <ebotcazou@adacore.com>
15013 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15014 to be processed as a bitfield for constructor output purposes.
15015 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15017 * varasm.c (oc_local_state): New type, output_constructor
15018 local state to support communication with helpers.
15019 (oc_outer_state): New type, output_constructor outer state of
15020 relevance in recursive calls.
15021 (output_constructor_array_range): New output_constructor helper,
15022 extracted code for an array range element.
15023 (output_constructor_regular_field): New output_constructor helper,
15024 extracted code for an element that is not a bitfield.
15025 (output_constructor_bitfield): New output_constructor helper,
15026 extracted code for a bitfield element. Accept an OUTER state
15027 argument for recursive processing. Recurse on record or array
15028 CONSTRUCTOR values, possibly past noop conversions.
15029 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15030 VALUE is a valid constant-valued expression for use in a static
15031 bit-field initializer.
15032 (output_constructor): Rework to use helpers. Accept and honor an
15033 OUTER state argument for recursive calls. Return total size. Be
15034 prepared for nested constructors initializing bitfields.
15035 (output_constant): Feed OUTER in calls to output_constructor.
15037 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15039 * calls.c (emit_library_call_value_1): Don't force_operand for move
15042 2009-06-01 Nick Clifton <nickc@redhat.com>
15044 * doc/invoke.texi (IA-64 Options): Fix typo.
15046 2009-06-01 Ira Rosen <irar@il.ibm.com>
15048 PR tree-optimization/39129
15049 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15051 (vect_do_peeling_for_loop_bound): Use
15052 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15053 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15054 (vect_loop_versioning): Likewise.
15055 (vect_create_cond_for_alias_checks): Fix indentation.
15056 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15058 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15059 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15060 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15061 "control flow in loop".
15062 (vect_estimate_min_profitable_iters): Use
15063 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15064 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15065 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15066 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15067 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15068 statement belongs to a group of strided accesses with the exact code
15070 (vectorizable_load): Likewise.
15071 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15072 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15074 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15076 * config/freebsd-stdint.h: New file.
15077 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15078 Add freebsd-stdint.h to tm_file.
15080 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15082 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15083 (thumb2_extendhidi2): Likewise.
15085 2009-05-31 Ian Lance Taylor <iant@google.com>
15087 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15089 2009-05-31 Ian Lance Taylor <iant@google.com>
15091 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15092 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15093 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15095 2009-05-31 Jason Merrill <jason@redhat.com>
15097 * tree-pretty-print.c (print_call_name): Take the callee, not the
15098 call itself. Make non-static. Use dump_function_name for functions.
15099 (dump_generic_node): Adjust.
15100 * diagnostic.h: Declare print_call_name.
15101 * gimple-pretty-print.c (dump_gimple_call): Use it.
15103 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15105 * config/sh/sh.md (ashldi3_std): New define_expand.
15108 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15111 * config/sh/sh.c: Include debug.h.
15112 (sh_expand_epilogue): Emit a blockage insn before the frame
15113 pointer adjustment also when dwarf2out_do_frame returns true.
15115 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15117 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15118 (thumb2_extendqidi2): New pattern.
15120 2009-05-31 Ira Rosen <irar@il.ibm.com>
15122 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15123 mark phis for renaming.
15124 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15125 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15126 Call mark_sym_for_renaming.
15127 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15128 * tree-vect-loop.c (vect_transform_loop): Remove
15129 vect_memsyms_to_rename initialization and a call to
15130 mark_set_for_renaming.
15132 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15134 PR middle-end/40304
15135 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15136 frame related even if !set_cfa && style < 0.
15138 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15140 * config/i386/mingw-tls.c: New file.
15141 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15142 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15143 defining _WIN32 but not __CYGWIN__.
15145 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15147 * configure.ac: Add MPC support.
15149 * config.in, configure: Regenerate.
15151 2009-05-29 Richard Henderson <rth@redhat.com>
15153 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15154 NOTE_INSN_BASIC_BLOCK.
15155 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15156 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15157 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15159 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15161 (add_cfi): Disable check redefining cfa away from drap.
15162 (lookup_cfa_1): Add remember argument; handle remember/restore.
15163 (lookup_cfa): Pass remember argument.
15164 (cfa_remember): New.
15165 (compute_barrier_args_size_1): Remove sibcall check.
15166 (dwarf2out_frame_debug_def_cfa): New.
15167 (dwarf2out_frame_debug_adjust_cfa): New.
15168 (dwarf2out_frame_debug_cfa_offset): New.
15169 (dwarf2out_frame_debug_cfa_register): New.
15170 (dwarf2out_frame_debug_cfa_restore): New.
15171 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15172 (dwarf2out_begin_epilogue): New.
15173 (dwarf2out_frame_debug_restore_state): New.
15174 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15175 DW_CFA_restore_state.
15176 (output_cfi_directive): Likewise.
15177 (convert_cfa_to_fb_loc_list): Likewise.
15178 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15179 * dwarf2out.h: Update.
15180 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15181 (copy_insn_1): Early out for null.
15182 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15183 and dwarf2out_frame_debug_restore_state.
15184 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15185 (prologue_insn_hash, epilogue_insn_hash): New.
15186 (free_after_compilation): Adjust freeing accordingly.
15187 (record_insns): Create hash table if needed; push insns into
15188 hash instead of array.
15189 (maybe_copy_epilogue_insn): New.
15190 (contains): Search hash table instead of array.
15191 (sibcall_epilogue_contains): Remove.
15192 (thread_prologue_and_epilogue_insns): Split eh_return insns
15193 and mark them as epilogues.
15194 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15195 scanning in terms of basic blocks.
15196 * insn-notes.def (CFA_RESTORE_STATE): New.
15197 * jump.c (returnjump_p_1): Accept EH_RETURN.
15198 (eh_returnjump_p_1, eh_returnjump_p): New.
15199 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15200 CFA_REGISTER, CFA_RESTORE): New.
15201 * rtl.def (EH_RETURN): New.
15202 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15204 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15205 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15207 * config/i386/i386.c (gen_push): Update cfa state.
15208 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15209 add a CFA_ADJUST_CFA note.
15210 (ix86_dwarf_handle_frame_unspec): Remove.
15211 (ix86_expand_prologue): Update cfa state.
15212 (ix86_emit_restore_reg_using_pop): New.
15213 (ix86_emit_restore_regs_using_pop): New.
15214 (ix86_emit_leave): New.
15215 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15216 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15217 * config/i386/i386.h (struct machine_cfa_state): New.
15218 (ix86_cfa_state): New.
15219 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15220 (eh_return_internal): Merge from eh_return_<mode>,
15221 use eh_return rtx, split w/ epilogue.
15223 2009-05-29 Ian Lance Taylor <iant@google.com>
15225 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15227 * calls.c (emit_library_call_value_1): Likewise.
15229 * c-typeck.c (c_build_va_arg): New function.
15230 * c-tree.h (c_build_va_arg): Declare.
15231 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15232 instead of build_va_arg.
15234 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15236 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15237 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15238 (ptr_difference_cost): Use affine combinations to compute it.
15239 (difference_cost): Likewise.
15240 (get_computation_cost_at): Compute more accurate cost for addresses
15241 if the ratio is a multiplier allowed in addresses.
15242 For non-addresses, consider that an additional offset or symbol is
15245 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15247 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15248 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15250 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15251 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15252 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15254 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15255 to 1 for TYPE_SSE{IADD1,CVT1}.
15256 (prefix_vex_imm8): Removed.
15257 (length_vex): Only pass 1 as second argument to
15258 ix86_attr_length_vex_default if prefix_extra is 0.
15259 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15260 (length): For prefix vex computation use length_immediate
15261 attribute instead of prefix_vex_imm8.
15262 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15263 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15264 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15265 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15266 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15267 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15268 a space in between the operands.
15269 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15270 if one operand is 0xff and the other one si, di, bp or sp.
15271 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15272 other one si, di, bp or sp.
15273 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15274 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15275 type and mode attributes.
15276 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15277 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15278 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15279 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15280 prefix_data16 attribute iff MODE_DF.
15281 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15282 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15283 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15284 constm128_operand in length_immediate computation.
15285 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15286 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15287 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15288 length_immediate attribute to 1.
15289 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15290 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15291 for certain alternatives.
15292 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15293 prefix_data16 attribute if MODE_V1DF.
15294 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15295 length_immediate to 1.
15296 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15297 length_address to 4, set mode attribute to MODE_DI.
15298 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15299 (fxam<mode>2_i387): Set length attribute to 4.
15300 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15301 *prefetch_3dnow_rex): Override length_address attribute.
15302 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15304 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15305 (constm128_operand): Removed.
15306 * config/i386/i386.c (memory_address_length): For
15307 disp && !index && !base in 64-bit mode account for SIB byte if
15308 print_operand_address can't optimize disp32 into disp32(%rip)
15309 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15310 for fs: or gs: segment.
15311 (ix86_attr_length_immediate_default): When checking if shortform
15312 is possible, truncate immediate to the length of the non-shortened
15314 (ix86_attr_length_address_default): Ignore MEM_P operands
15316 (ix86_attr_length_vex_default): Only check for DImode on
15317 GENERAL_REG_P operands.
15318 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15319 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15320 (sse_cvttps2pi): Clear prefix_rep attribute.
15321 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15323 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15324 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15325 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15326 iff operand 2 is const_int_operand.
15327 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15328 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15329 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15331 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15333 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15334 prefix_data16 attribute for movlpd and movhpd instructions.
15335 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15336 length_immediate for shufpd instruction.
15337 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15338 (avx_cmpp<avxmodesuffixf2c><mode>3,
15339 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15340 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15341 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15342 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15343 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15344 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15345 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15346 prefix_data16 attribute for the first alternative to 1.
15347 (*avx_loadlps): Override length_immediate for the first alternative.
15348 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15349 attributes for second alternative.
15350 (*vec_concatv2sf_sse4_1): Override length_immediate and
15351 prefix_data16 attributes for second alternative.
15352 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15353 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15354 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15355 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15356 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15357 prefix_data16 and length_immediate to 1.
15358 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15360 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15361 prefix_extra attribute for variants that don't have 0f prefix alone.
15362 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15363 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15364 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15365 *sse4_1_pextrd): Set length_immediate to 1.
15366 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15367 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15369 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15370 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15371 length_immediate to 1 for second alternative.
15372 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15373 prefix_extra and length_immediate attributes for the first
15375 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15377 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15378 to 1 for the first and third alternative.
15379 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15381 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15383 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15385 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15386 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15387 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15388 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15389 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15390 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15391 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15392 ssse3_psign<mode>3): Override prefix_rex attribute.
15393 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15394 (ssse3_palignrti): Override length_immediate to 1.
15395 (ssse3_palignrdi): Override length_immediate to 1, override
15396 prefix_rex attribute.
15397 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15398 (sse4a_extrqi): Override length_immediate to 2.
15399 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15400 (sse4a_insertq): Override prefix_data16 to 0.
15401 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15402 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15403 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15404 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15405 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15406 and length_immediate to 1.
15407 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15408 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15409 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15410 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15411 and length_immediate to 1.
15412 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15413 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15414 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15415 avx_ptest256): Override prefix_extra to 1.
15416 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15417 Override prefix_data16 and length_immediate to 1.
15418 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15419 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15420 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15421 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15422 prefix_data16 to 0 and prefix_extra to 2.
15423 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15424 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15426 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15427 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15428 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15429 and prefix_extra to 2.
15430 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15431 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15432 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15433 avx_vpermilvar<mode>3,
15434 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15435 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15436 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15437 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15438 Override prefix_extra to 1.
15439 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15440 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15441 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15442 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15443 prefix_extra and length_immediate to 1.
15444 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15446 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15447 to 1 for the first alternative.
15448 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15449 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15451 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15452 *movv2sf_internal_avx, *movv2sf_internal): Override
15453 prefix_rep attribute for certain alternatives.
15454 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15455 attributes for certain alternatives.
15456 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15457 attributes for certain alternatives.
15458 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15459 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15460 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15461 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15462 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15463 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15464 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15465 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15466 length_immediate to 1 if operand 2 is const_int_operand.
15467 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15468 *vec_extractv2si_1): Set length_immediate attribute to 1.
15469 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15470 using old 3DNOW insn rather than SSE/3DNOW_A.
15471 (mmx_emms, mmx_femms): Clear modrm attribute.
15473 2009-05-29 Martin Jambor <mjambor@suse.cz>
15475 * tree-sra.c: New implementation of SRA.
15477 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15478 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15479 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15480 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15481 (SRA_MAX_STRUCTURE_COUNT): Removed.
15482 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15483 * doc/invoke.texi (sra-max-structure-size): Removed.
15484 (sra-field-structure-ratio): Removed.
15486 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15488 PR middle-end/40291
15489 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15492 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15494 PR rtl-optimization/40101
15495 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15496 seqno. Adjust comment.
15497 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15498 inserting bookkeeping before a jump, the jump is not scheduled.
15499 When no positive seqno found, provide a value. Add comment.
15501 2009-05-29 Richard Guenther <rguenther@suse.de>
15503 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15504 short-cutting on the first component.
15506 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15508 PR middle-end/39958
15509 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15510 for trees other than decls/types.
15512 2009-05-29 Richard Guenther <rguenther@suse.de>
15514 * tree-ssa-operands.c (get_expr_operands): Do not handle
15515 INDIRECT_REFs in the handled-component case. Remove
15516 unused get_ref_base_and_extent case.
15517 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15518 tree_low_cst and host_integerp where possible.
15519 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15520 codes for equivalence.
15521 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15523 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15525 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15526 to tmake_file for i[34567]86-*-cygwin*.
15528 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15531 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15532 (altivec_categorize_keyword, init_vector_keywords,
15533 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15536 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15538 * tree.c (handle_dll_attribute): Check if node is
15539 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15541 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15543 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15545 (thumb2_zero_extendqidi2): Likewise.
15547 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15549 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15550 instead of gen_movrt.
15551 * config/sh/sh.md (movrt): Remove.
15553 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15555 * doc/invoke.texi (IA-64 Options):
15556 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15557 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15558 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15559 -msched-prefer-non-control-spec-insns,
15560 -msched-stop-bits-after-every-cycle,
15561 -msched-count-spec-in-critical-path,
15562 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15563 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15564 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15565 and -msched-spec-verbose.
15567 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15569 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15570 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15572 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15574 2009-05-28 Richard Guenther <rguenther@suse.de>
15576 * tree-ssa-alias.c (ao_ref_init): New function.
15577 (ao_ref_base): Likewise.
15578 (ao_ref_base_alias_set): Likewise.
15579 (ao_ref_alias_set): Likewise.
15580 (refs_may_alias_p_1): Change signature.
15581 (refs_may_alias_p): Adjust.
15582 (refs_anti_dependent_p): Likewise.
15583 (refs_output_dependent_p): Likewise.
15584 (call_may_clobber_ref_p_1): Change signature.
15585 (call_may_clobber_ref_p): Adjust.
15586 (stmt_may_clobber_ref_p_1): New function split out from ...
15587 (stmt_may_clobber_ref_p): ... here.
15588 (maybe_skip_until): Adjust signature.
15589 (get_continuation_for_phi): Likewise.
15590 (walk_non_aliased_vuses): Likewise.
15591 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15592 (ao_ref_init): Declare.
15593 (ao_ref_base): Likewise.
15594 (ao_ref_alias_set): Likewise.
15595 (stmt_may_clobber_ref_p_1): Likewise.
15596 (walk_non_aliased_vuses): Adjust.
15597 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15598 (get_ref_from_reference_ops): remove.
15599 (vn_reference_lookup_2): Adjust signature.
15600 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15601 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15602 (vn_reference_lookup): Adjust.
15603 (vn_reference_insert): Likewise.
15604 (vn_reference_insert_pieces): Adjust signature.
15605 (visit_reference_op_call): Adjust.
15606 * tree-ssa-pre.c (get_expr_type): Simplify.
15607 (phi_translate_1): Adjust.
15608 (compute_avail): Likewise.
15609 (translate_vuse_through_block): Do not re-build trees.
15610 (value_dies_in_block_x): Likewise.
15611 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15613 (vn_reference_lookup_pieces): Adjust declaration.
15614 (vn_reference_insert_pieces): Likewise.
15616 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15618 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15619 with checking disabled.
15621 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15625 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15626 macro definition for support of three-operand format aligned
15627 .comm directive in assembler on cygwin/pe/mingw target OS.
15628 * configure: Regenerate.
15629 * config.h: Regenerate.
15631 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15632 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15633 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15635 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15636 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15638 2009-05-28 Ira Rosen <irar@il.ibm.com>
15640 PR tree-optimization/40254
15641 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15642 in analysis of basic blocks.
15644 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15646 PR middle-end/33699
15647 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15648 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15649 (TARGET_INITIALIZER): Use it.
15650 * cse.c (CHEAPER): Move it up to the other macros.
15651 (insert): Rename this ...
15652 (insert_with_costs): ... to this. Add cost parameters. Update
15654 (insert): New function. Call insert_with_costs.
15655 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15656 find_reg_offset_for_const, try_const_anchors): New functions.
15657 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15658 when using a const-anchor. Call insert_const_anchors.
15659 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15660 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15662 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15664 * tree-inline.c (remap_decls): Enable nonlocalized variables
15665 when not optimizing.
15667 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15669 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15670 Simplify other tests involving optimize.
15672 2009-05-27 Tom Tromey <tromey@redhat.com>
15674 * unwind-dw2.c (_Unwind_DebugHook): New function.
15675 (uw_install_context): Call _Unwind_DebugHook.
15677 2009-05-27 Tom Tromey <tromey@redhat.com>
15679 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15681 2009-05-27 Ian Lance Taylor <iant@google.com>
15683 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15684 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15685 (ALL_LINKERFLAGS): Define.
15686 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15687 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15688 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15689 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15690 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15691 $(LINKER_FOR_BUILD).
15692 (build/gcov-iov$(build_exeext)): Likewise.
15694 2009-05-27 Julian Brown <julian@codesourcery.com>
15696 * gcse.c (target.h): Include.
15697 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15698 copy of argument to a pseudo register.
15700 2009-05-27 Diego Novillo <dnovillo@google.com>
15702 * tree-ssa-live.c (dump_scope_block): Document arguments.
15703 (dump_scope_blocks): Document.
15704 (debug_scope_blocks): New.
15705 * tree-flow.h (debug_scope_blocks): Declare.
15707 2009-05-21 Denis Chertykov <denisc@overta.ru>
15709 * doc/contrib.texi (Contributors): Add myself to the list.
15711 2009-05-27 Olivier Hainque <hainque@adacore.com>
15713 * expr.c (target_align): New function. Alignment the TARGET of an
15714 assignment may be assume to have.
15715 (highest_pow2_factor_for_target): Use it instead of relying on
15716 immediate tree attributes of TARGET, not necessarily honored when
15717 intermediate bitfields are involved.
15719 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15722 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15723 AVX, SSE4, AES, PCLMUL and POPCNT.
15725 2009-05-27 Diego Novillo <dnovillo@google.com>
15727 * tree-pretty-print.c (dump_location): New.
15728 (dump_generic_node): Call it.
15729 Factor code to handle BLOCK nodes ...
15730 (dump_block_node): ... here.
15732 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15734 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15736 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15738 * gcc-plugin.h: Include config.h and system.h.
15739 (IN_GCC): Define if not defined.
15741 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15743 PR middle-end/40249
15744 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15747 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15749 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15751 * config/m32r/m32r.h: Ditto.
15752 * config/m32r/m32r.md: Ditto.
15753 * config/m32r/predicates.md: Ditto.
15755 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15757 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15759 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15762 (Loading plugins): typo.
15763 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15764 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15765 (Interacting with the GCC Garbage Collector): Added new section.
15766 (Giving information about a plugin): Added new section for
15768 * ggc.h (ggc_register_root_tab): Added declaration.
15769 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15770 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15771 (register_callback): Improved comment in declaration.
15772 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15773 (extra_root_vec) Added static variable for dynamic roots registration.
15774 (ggc_register_root_tab) Added new routine.
15775 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15776 PLUGIN_GGC_MARKING event.
15777 * ggc-zone.c: Include plugin.h.
15778 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15779 * ggc-page.c: Include plugin.h.
15780 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15781 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15782 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15783 (register_callback): check lack of callbacks for
15784 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15785 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15786 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15787 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15788 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15789 dependency on plugin.h.
15790 (plugin.o): Added dependency on ggc.h...
15792 2009-05-26 Richard Guenther <rguenther@suse.de>
15794 PR middle-end/40248
15796 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15797 with mismatched comparison modes.
15799 * expr.c (expand_expr_real_1): Expand the operand of a
15800 VIEW_CONVERT_EXPR in its natural mode.
15802 2009-05-26 Ian Lance Taylor <iant@google.com>
15804 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15805 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15806 (ALL_COMPILERFLAGS): Define.
15807 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15808 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15809 (collect2$(exeext), collect2.o): Likewise.
15810 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15811 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15812 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15813 (libbackend.o, intl.o, cppdefault.o): Likewise.
15814 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15815 (build/%.o): Use $(COMPILER_FOR_BUILD).
15816 (build/gen%$(build_exeext)): Likewise.
15817 (build/gcov-iov$(build_exeext)): LIkewise.
15818 * config/t-darwin (darwin.o): Use $(COMPILER).
15819 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15820 * config/t-sol2 (sol2-c.o): Likewise.
15821 (sol2.o): Likewise.
15822 * config/t-vxworks (vxworks.o): Likewise.
15823 * config/x-darwin (host-darwin.o): Likewise.
15824 * config/x-hpux (host-hpux.o): Likewise.
15825 * config/x-linux (host-linux.o): Likewise.
15826 * config/x-solaris (host-solaris.o): Likewise.
15827 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15828 * config/arm/t-arm (arm-c.o): Likewise.
15829 * config/arm/t-pe (pe.o): Likewise.
15830 * config/arm/t-wince-pe (pe.o): Likewise.
15831 * config/i386/t-cygming (winnt.o): Likewise.
15832 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15833 * config/i386/t-cygwin (cygwin1.o): Likewise.
15834 (cygwin2.o): Likewise.
15835 * config/i386/t-i386 (i386-c.o): Likewise.
15836 * config/i386/t-interix (winnt.o): Likewise.
15837 * config/i386/t-netware (netware.o): Likewise.
15838 * config/i386/t-nwld (nwld.o): Likewise.
15839 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15840 * config/i386/x-i386 (driver-i386.o): Likewise.
15841 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15842 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15843 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15844 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15845 * config/mips/x-native (driver-native.o): Likewise.
15846 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15847 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15848 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15849 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15850 * config/score/t-score-elf (score7.o): Likewise.
15851 (score3.o): Likewise.
15852 * config/sh/t-sh (sh-c.o): Likewise.
15853 * config/sh/t-symbian (sh-c.o): Likewise.
15854 (symbian.o): Likewise.
15855 * config/spu/t-spu-elf (spu-c.o): Likewise.
15856 * config/v850/t-v850 (v850-c.o): Likewise.
15857 * config/v850/t-v850e (v850-c.o): Likewise.
15859 2009-05-26 Richard Guenther <rguenther@suse.de>
15861 PR tree-optimization/40122
15862 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15863 VECTOR_CSTs if possible.
15864 (fold_gimple_assign): Likewise.
15866 2009-05-26 Richard Guenther <rguenther@suse.de>
15868 PR middle-end/40252
15869 * fold-const.c (fold_binary): Use the correct types for building
15872 2009-05-26 Richard Guenther <rguenther@suse.de>
15874 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15875 redundant calls to merge_alias_info.
15876 (bump_vector_ptr): Likewise.
15877 * tree-ssa-copy.c (merge_alias_info): Remove.
15878 (replace_exp_1): Remove call to merge_alias_info.
15879 (propagate_tree_value): Likewise.
15880 (fini_copy_prop): Propagate points-to info.
15881 * tree-flow.h (merge_alias_info): Remove.
15883 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15885 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15887 2009-05-25 Jan Hubicka <jh@suse.cz>
15889 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15890 * cgraph.h (struct inline_summary): New filed self_wize,
15891 size_inlining_benefit, self_time and time_inlining_benefit.
15892 (struct cgraph_global_info): Replace insns by time ans size fields.
15893 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15894 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15895 (ipcp_update_callgraph): Do not touch function bodies.
15896 * ipa-inline.c: Include except.h
15897 (MAX_TIME): New constant.
15898 (overall_insns): Remove.
15899 (leaf_node_p): New.
15900 (overall_size, max_benefit): New static variables.
15901 (cgraph_estimate_time_after_inlining): New function.
15902 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15903 (cgraph_clone_inlined_nodes): Update size.
15904 (cgraph_mark_inline_edge): Update size.
15905 (cgraph_estimate_growth): Use size info.
15906 (cgraph_check_inline_limits): Check size.
15907 (cgraph_default_inline_p): Likewise.
15908 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15909 (cgraph_decide_recursive_inlining): Check size.
15910 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15912 (cgraph_decide_inlining): Likewise.
15913 (cgraph_decide_inlining_incrementally): Likewise; honor
15914 PARAM_EARLY_INLINING_INSNS.
15915 (likely_eliminated_by_inlining_p): New predicate.
15916 (estimate_function_body_sizes): New function.
15917 (compute_inline_parameters): Use it.
15918 * except.c (must_not_throw_labels): New function.
15919 * except.h (must_not_throw_labels): Declare.
15920 * tree-inline.c (init_inline_once): Kill inlining_weigths
15921 * tree-ssa-structalias.c: Avoid uninitialized warning.
15922 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15923 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15924 (PARAM_INLINE_CALL_COST): Remove.
15925 (PARAM_EARLY_INLINING_INSNS): New.
15927 2009-05-25 Richard Guenther <rguenther@suse.de>
15929 PR tree-optimization/36327
15930 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15931 callback for reference translation or lookup at the point of may-defs.
15932 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15933 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15934 for union COMPONENT_REFs.
15935 (vn_reference_lookup_3): New callback. Lookup from memset
15936 and CONSTRUCTOR assignment, translate through struct copies.
15937 (vn_reference_lookup_pieces): Make sure to not free the
15938 passed operands array. Adjust walk_non_aliased_vuses call.
15939 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15940 make sure we do not leak memory.
15942 2009-05-25 Richard Guenther <rguenther@suse.de>
15944 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15945 * tree-inline.c (expand_call_inline): Reset the escaped and
15946 callused solutions.
15947 * tree-ssa-structalias.c (pass_build_ealias): New.
15948 * tree-pass.h (pass_build_ealias): Declare.
15949 * passes.c (init_optimization_passes): Add PTA during
15950 early optimizations.
15951 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15952 and CALLUSED solutions.
15953 (dump_points_to_solution): New function, split out from ...
15954 (dump_points_to_info_for): ... here.
15955 * tree-parloops.c (parallelize_loops): Reset the escaped and
15956 callused solutions.
15958 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15961 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15962 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15964 2009-05-25 Ira Rosen <irar@il.ibm.com>
15966 PR tree-optimization/40238
15967 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15968 statements after basic block's labels.
15969 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15970 to free the allocated memory.
15972 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15974 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15975 return address with a USE.
15977 2009-05-24 Richard Guenther <rguenther@suse.de>
15979 PR middle-end/40233
15980 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15981 array type from the main variant of the inner type.
15983 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15985 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15986 definition to bool (from int) to un-break build.
15987 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15989 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15991 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15992 discard_stmt_changes): Delete.
15993 * tree-ssa-operands.c (scb_stack): Delete.
15994 (init_ssa_operands): Do not initialize it.
15995 (fini_ssa_operands): Do not free it.
15996 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15998 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15999 update_stmt, remove the others. Fix comments.
16000 * tree-dfa.c (optimize_stack_restore): Likewise.
16001 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16002 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16003 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16004 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16006 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16007 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16008 (dom_opt_finalize_block): Likewise, adjusting access to
16010 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16011 (stmts_to_rescan): Change item type to gimple.
16012 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16014 2009-05-24 Ira Rosen <irar@il.ibm.com>
16016 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16017 * tree-pass.h (pass_slp_vectorize): New pass.
16018 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16019 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16020 * tree-vectorizer.c (timevar.h): Include.
16021 (user_vect_verbosity_level): Declare.
16022 (vect_location): Fix comment.
16023 (vect_set_verbosity_level): Update user_vect_verbosity_level
16024 instead of vect_verbosity_level.
16025 (vect_set_dump_settings): Add an argument. Ignore user defined
16026 verbosity if dump flags require higher level of verbosity. Print to
16027 stderr only for loop vectorization.
16028 (vectorize_loops): Update call to vect_set_dump_settings.
16029 (execute_vect_slp): New function.
16030 (gate_vect_slp): Likewise.
16031 (struct gimple_opt_pass pass_slp_vectorize): New.
16032 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16033 access its members.
16034 (vec_info_for_bb): New function.
16035 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16036 (VECTORIZATION_ENABLED): New macro.
16037 (SLP_ENABLED, SLP_DISABLED): Likewise.
16038 (vect_is_simple_use): Add bb_vec_info argument.
16039 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16040 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16041 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16042 vect_schedule_slp, vect_analyze_slp): Likewise.
16043 (vect_analyze_stmt): Add slp_tree argument.
16044 (find_bb_location): Declare.
16045 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16046 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16047 (vect_analyze_loop_operations, vect_analyze_loop,
16048 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16049 vect_finalize_reduction, vectorizable_reduction,
16050 vectorizable_live_operation, vect_transform_loop): Likewise.
16051 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16052 skip evolution analysis if analyzing a basic block.
16053 (dr_analyze_indices): Likewise.
16054 (initialize_data_dependence_relation): Skip the test whether the
16055 object is invariant for basic blocks.
16056 (compute_all_dependences): Skip dependence analysis for data
16057 references in basic blocks.
16058 (find_data_references_in_stmt): Don't fail in case of invariant
16059 access in basic block.
16060 (find_data_references_in_bb): New function.
16061 (find_data_references_in_loop): Move code to
16062 find_data_references_in_bb and add a call to it.
16063 (compute_data_dependences_for_bb): New function.
16064 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16065 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16067 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16068 unknown dependence in basic block and fail in case of dependence in
16070 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16071 dependence instances from either loop or basic block vectorization
16073 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16074 before calling nested_in_vect_loop_p.
16075 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16076 dependence instances from either loop or basic block vectorization
16078 (vect_verify_datarefs_alignment): Likewise.
16079 (vect_enhance_data_refs_alignment): Adjust function calls.
16080 (vect_analyze_data_refs_alignment): Likewise.
16081 (vect_analyze_group_access): Fix printing. Skip different checks if
16082 DR_STEP is 0. Keep strided stores either in loop or basic block
16083 vectorization data structure. Fix indentation.
16084 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16086 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16087 dependence instances from either loop or basic block vectorization
16089 (vect_analyze_data_refs): Update comment. Call
16090 compute_data_dependences_for_bb to analyze basic blocks.
16091 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16092 case of loop vectorization. In case of basic block vectorization use
16093 data-ref itself as a base.
16094 (vect_create_data_ref_ptr): In case of basic block vectorization:
16095 don't advance the pointer, add new statements before the current
16096 statement. Adjust function calls.
16097 (vect_supportable_dr_alignment): Support only aligned accesses in
16098 basic block vectorization.
16099 * common.opt (ftree-slp-vectorize): New flag.
16100 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16101 (vect_pattern_recog_1): Likewise.
16102 * tree-vect-stmts.c (process_use): Likewise.
16103 (vect_init_vector): Add new statements in the beginning of the basic
16104 block in case of basic block SLP.
16105 (vect_get_vec_def_for_operand): Adjust function calls.
16106 (vect_finish_stmt_generation): Likewise.
16107 (vectorizable_call): Add assert that it is loop vectorization, adjust
16109 (vectorizable_conversion, vectorizable_assignment): Likewise.
16110 (vectorizable_operation): In case of basic block SLP, take
16111 vectorization factor from statement's type and skip the relevance
16112 check. Adjust function calls.
16113 (vectorizable_type_demotion): Add assert that it is loop
16114 vectorization, adjust function calls.
16115 (vectorizable_type_promotion): Likewise.
16116 (vectorizable_store): Check for outer loop only in case of loop
16117 vectorization. Adjust function calls. For basic blocks, skip the
16118 relevance check and don't advance pointers.
16119 (vectorizable_load): Likewise.
16120 (vectorizable_condition): Add assert that it is loop vectorization,
16121 adjust function calls.
16122 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16123 that it is not reduction, get vector type, call only supported
16124 functions, skip loop specific parts.
16125 (vect_transform_stmt): Check for outer loop only in case of loop
16127 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16128 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16129 for external definition.
16130 * passes.c (pass_slp_vectorize): New pass.
16131 * tree-vect-slp.c (find_bb_location): New function.
16132 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16133 check for patterns only in loops.
16134 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16135 case of multiple types in basic block SLP.
16136 (vect_mark_slp_stmts_relevant): New function.
16137 (vect_supported_load_permutation_p): Fix comment.
16138 (vect_analyze_slp_instance): Add argument. In case of basic block
16139 SLP, take vectorization factor from statement's type, check that
16140 unrolling factor is 1. Adjust function call. Save SLP instance in
16141 either loop or basic block vectorization structure. Return FALSE,
16143 (vect_analyze_slp): Add argument. Get strided stores groups from
16144 either loop or basic block vectorization structure. Return FALSE
16145 if basic block SLP failed.
16146 (new_bb_vec_info): New function.
16147 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16148 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16149 (vect_schedule_slp): Add argument. Get SLP instances from either
16150 loop or basic block vectorization structure. Set vectorization factor
16151 to be 1 for basic block SLP.
16152 (vect_slp_transform_bb): New function.
16153 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16155 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16157 * final.c (shorten_branches): Do not align labels for jump tables.
16158 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16160 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16162 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16163 Remove outdated reference to flow.c and fix nits.
16164 * doc/gccint.texi: Tweak RTL description.
16165 * doc/rtl.texi: Likewise.
16167 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16169 * config/avr/avr.c: Change my email address.
16170 * config/avr/avr.h: Likewise.
16171 * config/avr/avr.md: Likewise.
16172 * config/avr/avr-protos.h: Likewise.
16173 * config/avr/libgcc.S: Likewise.
16175 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16177 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16178 (spu_split_load, spu_split_store): Change return type to int.
16179 (spu_split_convert): Declare.
16180 * config/spu/predicates.md (spu_mem_operand): Remove.
16181 (spu_mov_operand): Update.
16182 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16183 * config/spu/spu.c (regno_aligned_for_load): Remove.
16184 (reg_aligned_for_addr, spu_expand_load): Define.
16185 (spu_expand_extv): Reimplement and handle MEM.
16186 (spu_expand_insv): Handle MEM.
16187 (spu_sched_reorder): Handle insn's with length 0.
16188 (spu_legitimate_address_p): Reimplement.
16189 (store_with_one_insn_p): Return TRUE for any mode with size
16190 larger than 16 bytes.
16191 (address_needs_split): Define.
16192 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16194 (spu_convert_move): Define.
16195 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16196 (spu_split_store): Change all MEM's to TImode.
16197 (spu_init_expanders): Preallocate registers that correspond to
16198 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16200 (spu_split_convert): Define.
16201 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16202 (_move<mode>, _movdi, _movti): Update predicate and condition.
16203 (load, store): Change to define_split.
16204 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16206 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16207 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16208 define_insn_and_split of lshr<mode>3.
16209 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16210 (<v>ashr<mode>3_imm): Define.
16211 (extv, extzv, insv): Allow MEM operands.
16212 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16213 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16214 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16215 (_spu_convert2): Change to define_insn_and_split and remove the
16216 corresponding define_peephole2.
16217 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16218 Change predicates to memory_operand.
16220 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16222 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16224 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16226 PR tree-optimization/40219
16227 * tree.c (iterative_hash_expr): Make sure the builtin function is
16228 a normal builtin function and not a front end or back end builtin
16229 before indexing into the built_in_decls array.
16231 2009-05-22 Richard Guenther <rguenther@suse.de>
16233 PR middle-end/38964
16234 * alias.c (write_dependence_p): Do not use TBAA for answering
16235 anti-dependence or output-dependence.
16236 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16237 (emit_pointer_definition): Remove.
16238 (emit_alias_warning): Likewise.
16239 (find_what_var_points_to): Remove TBAA pruning code.
16240 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16242 (compute_points_to_sets): Remove code computing the set of
16243 dereferenced pointers.
16244 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16245 oracle for querying anti and output dependencies.
16246 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16247 if TBAA may be applied.
16248 (refs_anti_dependent_p): New function.
16249 (refs_output_dependent_p): Likewise.
16250 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16251 (refs_output_dependent_p): Likewise.
16252 * doc/tree-ssa.texi (Memory model): New section.
16253 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16254 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16255 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16256 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16257 * expr.c (expand_expr_real_1): Likewise.
16258 * gimple-low.c (lower_stmt): Likewise.
16259 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16260 (dump_gimple_cdt): Remove.
16261 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16262 (gimple_size): Likewise.
16263 (walk_gimple_op): Likewise.
16264 (is_gimple_stmt): Likewise.
16265 (walk_stmt_load_store_addr_ops): Likewise.
16266 (gimple_build_cdt): Remove.
16267 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16268 * gimple.h (gimple_cdt_new_type): Remove.
16269 (gimple_cdt_new_type_ptr): Likewise.
16270 (gimple_cdt_set_new_type): Likewise.
16271 (gimple_cdt_location): Likewise.
16272 (gimple_cdt_location_ptr): Likewise.
16273 (gimple_cdt_set_location): Likewise.
16274 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16275 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16276 GIMPLE_CHANGE_DYNAMIC_TYPE.
16277 (verify_types_in_gimple_stmt): Likewise.
16278 * tree-inline.c (estimate_num_insns): Likewise.
16279 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16280 (copy_decl_to_var): Likewise.
16281 (copy_result_decl_to_var): Likewise.
16282 * tree-pretty-print.c (dump_generic_node): Do not handle
16283 CHANGE_DYNAMIC_TYPE_EXPR.
16284 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16285 * tree-ssa-operands.c (get_expr_operands): Likewise.
16286 * tree-ssa-structalias.c (struct variable_info): Remove
16287 no_tbaa_pruning member.
16288 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16289 (unify_nodes): Do not copy it.
16290 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16291 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16292 (set_uids_in_ptset): Do not check it.
16293 (find_what_var_points_to): Likewise.
16294 (compute_tbaa_pruning): Remove.
16295 (compute_points_to_sets): Do not call it.
16296 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16297 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16298 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16299 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16300 (DECL_NO_TBAA_P): Likewise.
16301 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16302 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16303 (expand_omp_atomic_pipeline): Do not set it.
16304 * print-tree.c (print_node): Do not dump it.
16305 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16308 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16311 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16314 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16316 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16319 2009-05-22 Ben Elliston <bje@au.ibm.com>
16321 * Makefile.in (bversion.h, s-bversion): New targets.
16322 (TOPLEV_H): Add bversion.h.
16323 * toplev.h: Include "bversion.h".
16324 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16325 the __format__ attribute only if compiling with the same version
16326 of GCC as the sources (the "build version").
16328 2009-05-22 Ben Elliston <bje@au.ibm.com>
16330 * c-format.c (handle_format_attribute): Fix comment typo.
16332 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16335 * config/ia64/ia64.opt (mfused-madd): New.
16336 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16337 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16338 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16339 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16340 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16341 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16342 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16343 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16344 instruction if !TARGET_FUSED_MADD.
16345 (fpma, fpms): Remove colon from name.
16347 2009-05-22 Richard Guenther <rguenther@suse.de>
16349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16350 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16351 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16353 (create_expression_by_pieces): Only convert if necessary.
16354 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16355 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16357 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16359 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16360 regular pattern from a template and rename it ...
16361 (*extzv_truncsi_exts): ... to this.
16363 2009-05-21 Richard Guenther <rguenther@suse.de>
16365 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16366 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16367 (cgraph_default_inline_p): Likewise.
16368 (cgraph_decide_inlining_incrementally): Likewise.
16370 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16371 Uros Bizjak <ubizjak@gmail.com>
16373 * config/i386/cpuid.h (bit_MOVBE): New.
16375 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16377 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16378 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16379 (ix86_handle_option): Handle OPT_mmovbe.
16380 (ix86_target_string): Add -mmovbe.
16381 (pta_flags): Add PTA_MOVBE.
16382 (processor_alias_table): Add PTA_MOVBE to "atom".
16383 (override_options): Handle PTA_MOVBE.
16385 * config/i386/i386.h (TARGET_MOVBE): New.
16387 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16388 (*bswapsi_movbe): New.
16389 (*bswapdi_movbe): Likewise.
16390 (bswapdi2): Renamed to ...
16391 (*bswapdi_1): This.
16392 (bswapdi2): New expander.
16394 * config/i386/i386.opt (mmovbe): New.
16396 * doc/invoke.texi: Document -mmovbe.
16398 2009-05-21 Taras Glek <tglek@mozilla.com>
16400 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16401 * gcc-plugin.h (plugin_init): Updated signature.
16402 * gcc-plugin.h (plugin_name_args): Moved to this header.
16403 * doc/plugins.texi (plugin_init): Updated documention to reflect
16405 * doc/plugins.texi (plugin_name_args): Added to documention.
16407 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16409 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16410 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16412 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16414 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16415 JUMP_TABLE_DATA_P predicates where applicable.
16416 * config/i386/predicates.md: Ditto.
16417 * config/i386/sse.md: Ditto.
16419 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16421 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16422 operand2 -128 override length_immediate attribute to 1.
16423 * config/i386/predicates.md (constm128_operand): New predicate.
16425 * config/i386/i386.c (memory_address_length): Handle %r12
16426 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16428 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16429 mode look through optional ZERO_EXTEND and SUBREG.
16430 * config/i386/i386.md (R12_REG): New define_constant.
16431 (prefix_data16): For sse unit set also for MODE_TI insns.
16432 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16433 insns set if operand 1 is ext_QIreg_operand.
16434 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16435 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16437 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16438 mode from MODE_DI to MODE_SI.
16439 (movdi_1_rex64): Override modrm and length_immediate attributes
16440 only for movabs (TYPE_IMOV, alternative 2).
16441 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16442 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16443 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16444 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16445 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16446 prefix_rex attribute if DImode.
16447 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16448 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16449 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16450 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16451 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16452 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16453 Likewise. For TYPE_IMOV clear length_immediate attribute.
16454 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16455 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16456 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16457 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16458 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16459 or one operand TYPE_ISHIFT.
16460 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16461 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16462 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16463 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16464 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16465 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16466 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16467 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16468 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16469 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16470 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16471 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16472 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16473 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16474 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16475 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16476 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16477 set mode attribute, don't override length attribute.
16478 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16480 (return_internal_long): Set length attribute to 2 instead of 1.
16481 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16482 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16483 prefix_rex attribute.
16484 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16486 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16488 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16490 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16492 2009-05-20 Ian Lance Taylor <iant@google.com>
16494 * tree.c (build_tree_list_vec_stat): New function.
16495 (ctor_to_vec): New function.
16496 (build_nt_call_vec): New function.
16497 (build_call_array): Change args to be a const pointer.
16498 (build_call_vec): New function.
16499 * tree.h (build_nt_call_vec): Declare.
16500 (build_tree_list_vec_stat): Declare.
16501 (build_tree_list_vec): Define.
16502 (build_call_array): Update declaration.
16503 (build_call_vec): Declare.
16504 (ctor_to_vec): Declare.
16505 * c-common.c (tree_vector_cache): New static variable.
16506 (make_tree_vector): New function.
16507 (release_tree_vector): New function.
16508 (make_tree_vector_single): New function.
16509 (make_tree_vector_copy): New function.
16510 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16511 (make_tree_vector_single, make_tree_vector_copy): Declare.
16512 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16513 (c_parser_expr_list): Don't manage cache here, instead call
16515 (c_parser_release_expr_list): Remove static function.
16516 (c_parser_vec_to_tree_list): Remove static function.
16517 (c_parser_attributes): Call build_tree_list_vec instead of
16518 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16519 c_parser_release_expr_list.
16520 (c_parser_postfix_expression_after_primary): Likewise.
16521 (c_parser_objc_keywordexpr): Likewise.
16523 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16525 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16526 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16527 TARGET_CONVERT_TO_TYPE.
16528 * hooks.c (hook_tree_const_tree_null): Define.
16529 * hooks.h (hook_tree_const_tree_null): Declare.
16530 * target.h (struct gcc_target): Add invalid_parameter_type,
16531 invalid_return_type, promoted_type, and convert_to_type fields.
16532 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16533 (TARGET_INVALID_RETURN_TYPE): Define.
16534 (TARGET_PROMOTED_TYPE): Define.
16535 (TARGET_CONVERT_TO_TYPE): Define.
16536 (TARGET_INITIALIZER): Update for new fields.
16537 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16538 (grokparms): Check targetm.invalid_parameter_type.
16539 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16540 * c-convert.c (convert): Check targetm.convert_to_type.
16542 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16544 * config/mips/mips.md (*extenddi_truncate<mode>,
16545 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16547 (*extendhi_truncateqi): New define_insn_and_sptit.
16549 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16551 PR middle-end/40204
16552 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16553 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16555 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16557 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16558 the operand of VIEW_CONVERT_EXPR.
16560 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16562 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16563 extended family and model for Intel processors. Support Intel Atom.
16565 2009-05-20 Olivier Hainque <hainque@adacore.com>
16567 * gstab.h (stab_code_type): Define, to be used instead of the
16568 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16570 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16571 occurrences by stab_code_type.
16572 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16574 2009-05-20 Martin Jambor <mjambor@suse.cz>
16576 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16577 (sra_insert_before): Likewise.
16578 (sra_insert_after): Likewise.
16579 (sra_init_cache): Likewise.
16580 (sra_type_can_be_decomposed_p): Likewise.
16581 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16582 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16583 (sra_insert_before): Likewise.
16584 (sra_insert_after): Likewise.
16585 (sra_init_cache): Likewise.
16586 (insert_edge_copies_seq): Made static and moved upwards.
16588 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16591 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16593 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16594 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16597 2009-05-20 Richard Guenther <rguenther@suse.de>
16599 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16600 with mismatched comparison modes.
16602 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16604 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16605 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16606 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16607 with shifts for Thumb2.
16608 (orsi_notsi): New for orn.
16609 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16610 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16611 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16612 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16613 Don't invert remainder for IOR.
16615 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16617 PR tree-optimization/40087
16618 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16619 number_of_iterations_ne): Rename never_infinite argument.
16620 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16621 number_of_iterations_le): Handle pointer-type ivs when
16622 exit_must_be_taken is false.
16623 (number_of_iterations_cond): Do not always assume that
16624 exit_must_be_taken if the control variable is a pointer.
16626 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16628 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16629 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16631 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16633 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16634 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16636 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16639 * c.opt (Wlogical-op): Disabled by default.
16640 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16642 * doc/invoke.texi (Wlogical-op): Likewise.
16644 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16646 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16648 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16649 Propagate the type of the first operand.
16650 <ASSERT_EXPR>: Simplify.
16651 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16652 Rewrite using the RHS code as discriminant.
16653 <NOP_EXPR>: Turn into CASE_CONVERT.
16654 <PLUS_EXPR>: Propagate the type of the first operand.
16656 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16658 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16659 (ia64_dconst_0_375): New.
16660 * config/ia64/ia64.c (ia64_override_options): Remove
16661 -minline-sqrt-min-latency warning.
16662 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16663 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16664 * config/ia64/ia64.md (*sqrt_approx): Remove.
16665 (sqrtsf2): Remove #if 0.
16666 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16667 (sqrtdf): Remove assert.
16668 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16669 (sqrtxf2): Remove #if 0.
16670 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16671 * div.md (sqrt_approx_rf): New.
16672 (sqrtsf2_internal_thr): New implementation.
16673 (sqrtsf2_internal_lat): New.
16674 (sqrtdf2_internal_thr: New implementation.
16675 (sqrtxf2_internal): New implementation.
16677 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16678 Hans-Peter Nilsson <hp@axis.com>
16680 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16681 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16682 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16683 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16684 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16685 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16686 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16687 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16688 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16689 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16690 * c-common.c: ...from here.
16692 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16694 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16696 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16698 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16700 2009-05-19 Ben Elliston <bje@au.ibm.com>
16702 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16703 assignments with memcpy calls.
16704 (add_fdes): Likewise.
16705 (binary_search_unencoded_fdes): Likewise.
16706 (linear_search_fdes): Eliminate type puns.
16708 2009-05-19 Richard Guenther <rguenther@suse.de>
16710 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16711 not falsely claim to have propagated into all uses.
16713 2009-05-19 Ben Elliston <bje@au.ibm.com>
16715 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16718 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16720 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16721 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16722 (TARGET_LEGITIMATE_ADDRESS_P): New.
16723 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16724 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16726 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16729 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16730 child of the containing namespace's DIE.
16732 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16734 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16735 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16736 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16739 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16742 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16743 gen_align with gen_pad.
16744 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16745 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16747 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16748 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16750 * config/i386/i386.md (align): Renamed to ...
16751 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16752 ASM_OUTPUT_MAX_SKIP_PAD.
16754 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16756 * config.gcc: Fix variable syntax.
16759 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16760 before calling exact_log2.
16761 (output_iorsi3): Likewise.
16762 (output_xorsi3): Likewise.
16764 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16766 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16767 for the none zero constant operand except for EQ and NE
16768 comprisons even when the first operand is R0.
16770 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16772 * config/s390/2064.md: Remove trailing whitespaces.
16773 * config/s390/2084.md: Likewise.
16774 * config/s390/constraints.md: Likewise.
16775 * config/s390/fixdfdi.h: Likewise.
16776 * config/s390/libgcc-glibc.ver: Likewise.
16777 * config/s390/s390-modes.def: Likewise.
16778 * config/s390/s390-protos.h: Likewise.
16779 * config/s390/s390.c: Likewise.
16780 * config/s390/s390.h: Likewise.
16781 * config/s390/s390.md: Likewise.
16782 * config/s390/tpf-unwind.h: Likewise.
16784 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16786 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16788 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16791 * configure.ac (m68k-*-*): Check if binutils support TLS.
16792 * configure: Regenerate.
16793 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16794 * config/m68k/constraints.md (Cu): New constraint.
16795 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16796 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16797 (movsi): Handle TLS symbols.
16798 (addsi3_5200): Handle XTLS symbols, indent.
16799 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16800 (m68k_tls_reference_p): Declare.
16801 (m68k_legitimize_address): Declare.
16802 (m68k_unwrap_symbol): Declare.
16803 * config/m68k/m68k.opt (mxtls): New option.
16804 * config/m68k/m68k.c (ggc.h): Include.
16805 (m68k_output_dwarf_dtprel): Implement hook.
16806 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16807 (m68k_expand_prologue): Load GOT pointer when function needs it.
16808 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16809 (m68k_legitimate_constant_address_p): Same.
16810 (m68k_decompose_address): Handle TLS references.
16811 (m68k_get_gp): New static function.
16812 (enum m68k_reloc): New contants.
16813 (TLS_RELOC_P): New macro.
16814 (m68k_wrap_symbol): New static function.
16815 (m68k_unwrap_symbol): New function.
16816 (m68k_final_prescan_insn_1): New static function.
16817 (m68k_final_prescan_insn): New function.
16818 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16820 (legitimize_pic_address): Handle TLS references..
16821 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16822 (m68k_libcall_value_in_a0_p)
16823 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16824 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16825 (m68k_legitimize_tls_address): Handle TLS references.
16826 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16828 (m68k_legitimize_address): Handle TLS symbols.
16829 (m68k_get_reloc_decoration): New static function.
16830 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16832 (m68k_output_dwarf_dtprel): Implement hook.
16833 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16834 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16835 m68k_call_* routines.
16836 (sched_attr_op_type): Handle TLS symbols.
16837 (gt-m68k.h): Include.
16838 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16839 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16841 2009-05-18 Martin Jambor <mjambor@suse.cz>
16843 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16844 (visit_store_addr_for_mod_analysis): New function.
16845 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16846 (determine_cst_member_ptr): Use gimple_assign_single_p.
16847 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16848 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16849 operands. Don't check number of operands of a NOP_EXPR.
16851 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16853 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16855 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16858 * c-common.c (warn_logical_operator): Don't warn if one of
16859 expression isn't always true or false.
16861 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16863 * config/i386/biarch32.h: New file.
16864 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16866 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16868 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16869 *zero_extend<mode>_truncqi): Merge these into ...
16870 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16871 Name the pattern following this as *zero_extendhi_truncqi.
16873 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16875 PR middle-end/39301
16876 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16877 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16878 (output_info): Make field HOST_WIDEST_INT.
16879 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16880 (dump_bitmat_statistics): Same.
16882 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16884 * config.gcc (use_gcc_stdint): Set to wrap.
16885 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16886 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16887 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16888 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16889 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16890 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16891 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16892 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16894 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16896 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16898 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16899 Move definitions earlier.
16900 (OPT_ARCH64, OPT_ARCH32): Define.
16901 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16904 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16907 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16910 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16912 * arm.md (movdi2): Copy non-reg values to DImode registers.
16914 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16917 * final.c (label_to_max_skip): New function.
16918 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16919 CODE_LABEL_NUMBER <= max_labelno.
16920 * output.h (label_to_max_skip): New prototype.
16921 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16922 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16923 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16924 Handle CODE_LABELs with >= 16 byte alignment or with
16925 max_skip == (1 << align) - 1.
16926 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16927 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16930 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16931 .p2align 3 if MAX_SKIP is smaller than 7.
16932 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16934 2009-05-15 Ian Lance Taylor <iant@google.com>
16936 * alias.c (struct alias_set_entry_d): Rename from struct
16937 alias_set_entry. Change all uses.
16938 * except.c (struct call_site_record_d): Rename from struct
16939 call_site_record. Change all uses.
16940 * except.h (struct eh_region_d): Rename from struct eh_region.
16942 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16944 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16945 ivtype_map_elt. Change all uses.
16946 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16948 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16949 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16951 (struct sese_d): Rename from struct sese. Change all uses.
16952 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16953 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16954 * optabs.h (struct optab_d): Rename from struct optab. Change all
16956 (struct convert_optab_d): Rename from struct convert_optab.
16958 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16959 ipa_opt_pass. Change all uses.
16960 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16963 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16964 defined as a typedef.
16965 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16968 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16971 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16973 (merge_ranges): Returns bool.
16974 * tree.h (make_range): .. to here.
16975 (build_range_check): Likewise.
16976 (merge_ranges): Likewise. Renamed from merge_ranges.
16977 * c-typeck.c (parser_build_binary_op): Update calls to
16978 warn_logical_operator.
16979 * c-common.c (warn_logical_operator): Add new warning.
16980 * c-common.h (warn_logical_operator): Update declaration.
16982 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16984 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16986 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16988 * doc/install.texi: Document MPC requirements, flags etc.
16990 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16991 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16992 Evaluate constant arguments.
16993 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16994 (fold_builtin_1): Likewise, also evaluate constant arguments.
16995 Remove superfluous break.
16996 (do_mpc_ckconv): New.
16997 * real.h: Include mpc.h.
16998 * toplev.c (print_version): Output MPC version info if available.
17000 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17002 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17004 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17006 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17009 2009-05-15 Jan Hubicka <jh@suse.cz>
17011 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17012 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17013 (try_inline): Fix return value.
17014 (cgraph_decide_inlining_incrementally): Honor new value.
17015 (cgraph_early_inlining): Handle indirect inlining.
17016 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17018 2009-05-15 Jan Hubicka <jh@suse.cz>
17020 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17021 * cgraphunit.c (cgraph_finalize_function): Set it.
17022 (cgraph_expand_function): Use it.
17024 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17026 * real.c (encode_ieee_half): Define.
17027 (decode_ieee_half): Define.
17028 (ieee_half_format): Define.
17029 (arm_half_format): Define.
17030 * real.h (ieee_half_format): Declare.
17031 (arm_half_format): Declare.
17033 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17035 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17036 swapped, and reversed optabs exist before trying to use them.
17038 2009-05-15 Paul Brook <paul@codesourcery.com>
17039 Sandra Loosemore <sandra@codesourcery.com>
17041 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17042 loads. Allow PRE_DEC.
17043 (output_move_neon): Handle PRE_DEC.
17044 (arm_print_operand): Add 'A' for neon structure loads.
17045 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17046 * config/arm/neon.md (neon_mov): Update comment.
17047 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17049 (Um): New constraint.
17051 2009-05-15 Jan Hubicka <jh@suse.cz>
17053 Revert the following patch until testsuite fallout is fixed:
17054 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17055 * cgraph.h (struct inline_summary): New filed self_wize,
17056 size_inlining_benefit, self_time and time_inlining_benefit.
17057 (struct cgraph_global_info): Replace insns by time ans size fields.
17058 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17059 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17060 (ipcp_update_callgraph): Do not touch function bodies.
17061 * ipa-inline.c: Include except.h
17062 (MAX_TIME): New constant.
17063 (overall_insns): Remove
17064 (overall_size, max_benefit): New static variables.
17065 (cgraph_estimate_time_after_inlining): New function.
17066 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17067 (cgraph_clone_inlined_nodes): Update size.
17068 (cgraph_mark_inline_edge): Update size.
17069 (cgraph_estimate_growth): Use size info.
17070 (cgraph_check_inline_limits): Check size.
17071 (cgraph_default_inline_p): Likewise.
17072 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17073 (cgraph_decide_recursive_inlining): Check size.
17074 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17076 (cgraph_decide_inlining): Likewise.
17077 (cgraph_decide_inlining_incrementally): Likewise; honor
17078 PARAM_EARLY_INLINING_INSNS.
17079 (likely_eliminated_by_inlining_p): New predicate.
17080 (estimate_function_body_sizes): New function.
17081 (compute_inline_parameters): Use it.
17082 * except.c (must_not_throw_labels): New function.
17083 * except.h (must_not_throw_labels): Declare.
17084 * tree-inline.c (init_inline_once): Kill inlining_weigths
17085 * tree-ssa-structalias.c: Avoid uninitialized warning.
17086 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17087 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17088 (PARAM_INLINE_CALL_COST): Remove.
17089 (PARAM_EARLY_INLINING_INSNS): New.
17091 2009-05-15 Richard Guenther <rguenther@suse.de>
17093 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17094 not TODO_update_ssa.
17096 2009-05-15 Richard Guenther <rguenther@suse.de>
17098 PR tree-optimization/39999
17099 * gimple.h (gimple_expr_type): Use the expression type looking
17100 through useless conversions.
17101 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17102 (vn_nary_op_insert_stmt): Likewise.
17103 (simplify_binary_expression): Likewise.
17105 2009-05-15 Richard Guenther <rguenther@suse.de>
17107 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17108 New options, enabled by default.
17109 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17111 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17112 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17113 * tree-ssa-structalias.c (gate_tree_pta): New function.
17114 (pass_build_alias): Use it.
17116 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17118 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17119 recurse on an invariant address if a conversion from a pointer
17120 type to a wider integer type is involved.
17122 2009-05-15 Jan Hubicka <jh@suse.cz>
17124 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17125 * cgraph.h (struct inline_summary): New filed self_wize,
17126 size_inlining_benefit, self_time and time_inlining_benefit.
17127 (struct cgraph_global_info): Replace insns by time ans size fields.
17128 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17129 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17130 (ipcp_update_callgraph): Do not touch function bodies.
17131 * ipa-inline.c: Include except.h
17132 (MAX_TIME): New constant.
17133 (overall_insns): Remove
17134 (overall_size, max_benefit): New static variables.
17135 (cgraph_estimate_time_after_inlining): New function.
17136 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17137 (cgraph_clone_inlined_nodes): Update size.
17138 (cgraph_mark_inline_edge): Update size.
17139 (cgraph_estimate_growth): Use size info.
17140 (cgraph_check_inline_limits): Check size.
17141 (cgraph_default_inline_p): Likewise.
17142 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17143 (cgraph_decide_recursive_inlining): Check size.
17144 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17146 (cgraph_decide_inlining): Likewise.
17147 (cgraph_decide_inlining_incrementally): Likewise; honor
17148 PARAM_EARLY_INLINING_INSNS.
17149 (likely_eliminated_by_inlining_p): New predicate.
17150 (estimate_function_body_sizes): New function.
17151 (compute_inline_parameters): Use it.
17152 * except.c (must_not_throw_labels): New function.
17153 * except.h (must_not_throw_labels): Declare.
17154 * tree-inline.c (init_inline_once): Kill inlining_weigths
17155 * tree-ssa-structalias.c: Avoid uninitialized warning.
17156 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17157 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17158 (PARAM_INLINE_CALL_COST): Remove.
17159 (PARAM_EARLY_INLINING_INSNS): New.
17160 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17161 (inline-call-cost): Remove.
17162 (early-inlining-insns): New.
17164 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17166 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17168 (print_int_cst_bounds_in_octal_p): Likewise.
17169 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17171 * dwarf2out.c (base_type_die): Likewise.
17172 (is_subrange_type): Delete.
17173 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17174 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17175 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17176 if the destination type is boolean.
17177 (build_range_check): Do not special-case subtypes.
17178 (fold_sign_changed_comparison): Likewise.
17179 (fold_unary): Likewise.
17180 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17181 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17182 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17183 * tree.c (subrange_type_for_debug_p): New predicate based on the
17184 former is_subrange_type.
17185 * tree.h (subrange_type_for_debug_p): Declare.
17186 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17187 (convert_affine_scev): Remove call to above function.
17188 (chrec_convert_aggressive): Likewise.
17189 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17190 false for conversions involving subtypes.
17191 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17192 (vrp_val_min): Likewise.
17193 (needs_overflow_infinity): Likewise.
17194 (extract_range_from_unary_expr): Likewise.
17196 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17198 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17199 * config/frv/frv.c: Likewise.
17200 * config/s390/s390.c: Likewise.
17201 * config/sparc/sparc.h: Likewise.
17202 * config/i386/i386.h: Likewise.
17203 * config/i386/i386.c: Likewise.
17204 * config/crx/crx.c: Likewise.
17205 * config/m68hc11/m68hc11.h: Likewise.
17206 * config/iq2000/iq2000.c: Likewise.
17207 * config/mn10300/mn10300.h: Likewise.
17208 * config/mn10300/mn10300.c: Likewise.
17209 * config/m68k/m68k.c: Likewise.
17210 * config/rs6000/rs6000.c: Likewise.
17211 * config/rs6000/xcoff.h: Likewise.
17212 * config/rs6000/linux64.h: Likewise.
17213 * config/rs6000/sysv4.h: Likewise.
17214 * config/score/score3.c: Likewise.
17215 * config/score/score7.c: Likewise.
17216 * config/score/score.c: Likewise.
17217 * config/arm/arm.md: Likewise.
17218 * config/mips/mips.c: Likewise.
17219 * config/mips/mips.md: Likewise.
17220 * config/bfin/bfin.h: Likewise.
17221 * config/pa/pa.c: Likewise.
17222 * config/pa/constraints.md: Likewise.
17224 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17225 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17226 * config/pdp11/pdp11.h: Use memory_address_p instead.
17228 2009-05-14 Ian Lance Taylor <iant@google.com>
17230 * passes.c (finish_optimization_passes): Change i to int.
17231 * plugin.c (plugins_active_p): Change event to int.
17232 (dump_active_plugins): Likewise.
17233 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17235 * tree.c (tree_range_check_failed): Change c to unsigned int.
17236 (omp_clause_range_check_failed): Likewise.
17237 (build_common_builtin_nodes): Change mode to int. Add cast.
17238 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17239 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17241 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17242 ++ or -- with a variable of enum type.
17244 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17247 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17249 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17251 * store-motion.c: Do not include params.h
17252 * Makefile.in: Fix dependencies for various files.
17254 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17256 * auto-inc-dec.c: Fix pass description, remove apparent
17257 accidental duplication.
17259 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17261 PR middle-end/40147
17262 * ipa-utils.h (memory_identifier_string): Moved to ...
17263 * tree.h (memory_identifier_string): Here. Add GTY(()).
17265 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17267 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17268 in the former documentation of...
17269 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17270 * ira-conflicts.c (get_dup_num): Use address_operand.
17271 * targhooks.c (default_legitimate_address_p): New.
17272 * targhooks.h (default_legitimate_address_p): New.
17273 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17275 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17276 * target.h (struct target): Add legitimate_address_p.
17277 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17278 (TARGET_INITIALIZER): Include it.
17280 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17281 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17282 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17283 (TARGET_LEGITIMATE_ADDRESS_P): New.
17285 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17286 (REG_OK_STRICT_P): Delete.
17287 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17288 (frv_legitimate_address_p_1): ... this.
17289 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17290 (frv_legitimate_address_p_1): ... the renamed old
17291 frv_legitimate_address_p.
17292 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17293 (TARGET_LEGITIMATE_ADDRESS_P): New.
17295 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17296 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17297 * config/s390/s390.c (legitimate_address_p): Rename to...
17298 (s390_legitimate_address_p): ... this, make static.
17299 (legitimize_address): Adjust call.
17300 (TARGET_LEGITIMATE_ADDRESS_P): New.
17301 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17303 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17304 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17305 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17306 (TARGET_LEGITIMATE_ADDRESS_P): New.
17308 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17309 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17310 * config/spu/spu.c (spu_legitimate_address): Rename to...
17311 (spu_legitimate_address_p): ... this, make static.
17312 (TARGET_LEGITIMATE_ADDRESS_P): New.
17314 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17315 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17316 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17317 (sparc_legitimate_address_p): ... this, make static and return bool.
17318 (legitimize_address): Adjust call.
17319 (TARGET_LEGITIMATE_ADDRESS_P): New.
17321 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17322 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17323 * config/i386/i386.c (legitimate_address_p): Rename to...
17324 (ix86_legitimate_address_p): ... this, make static.
17325 (constant_address_p): Move after it, adjust call.
17326 (TARGET_LEGITIMATE_ADDRESS_P): New.
17328 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17329 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17330 * config/avr/avr.c (legitimate_address_p): Rename to...
17331 (avr_legitimate_address_p): ... this, make static.
17332 (legitimize_address): Adjust call.
17333 (TARGET_LEGITIMATE_ADDRESS_P): New.
17335 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17336 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17337 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17338 (TARGET_LEGITIMATE_ADDRESS_P): New.
17340 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17341 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17342 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17343 (TARGET_LEGITIMATE_ADDRESS_P): New.
17345 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17346 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17348 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17350 (TARGET_LEGITIMATE_ADDRESS_P): New.
17352 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17353 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17355 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17357 (m68hc11_legitimate_address_p): ... this, make static.
17358 (go_if_legitimate_address_internal): Rename to...
17359 (m68hc11_legitimate_address_p_1): ... this.
17360 (legitimize_address): Adjust call.
17361 (TARGET_LEGITIMATE_ADDRESS_P): New.
17363 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17364 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17365 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17366 (TARGET_LEGITIMATE_ADDRESS_P): New.
17368 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17369 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17370 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17371 (mn10300_legitimate_address_p): ... this, make static.
17372 (TARGET_LEGITIMATE_ADDRESS_P): New.
17374 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17375 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17376 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17377 (TARGET_LEGITIMATE_ADDRESS_P): New.
17379 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17380 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17381 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17382 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17383 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17384 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17385 (rs6000_legitimate_address_p): ... this, make static.
17386 (TARGET_LEGITIMATE_ADDRESS_P): New.
17387 (REG_MODE_OK_FOR_BASE_P): Delete.
17388 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17390 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17391 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17393 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17394 static, adjust types.
17395 (TARGET_LEGITIMATE_ADDRESS_P): New.
17397 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17398 * config/score/score.c (score_address_p): Rename to...
17399 (score_legitimate_address_p): ... this.
17400 (TARGET_LEGITIMATE_ADDRESS_P): New.
17401 * config/score/score3.c (score3_address_p): Rename to...
17402 (score3_legitimate_address_p): ... this.
17403 * config/score/score7.c (score7_address_p): Rename to...
17404 (score7_legitimate_address_p): ... this.
17406 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17407 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17408 GO_IF_LEGITIMATE_ADDRESS): Delete.
17409 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17410 thumb2_legitimate_address_p): Delete.
17411 (arm_legitimate_address_p): Rename to...
17412 (arm_legitimate_address_outer_p): ... this.
17413 * config/arm/constraints.md ("Uq"): Adjust call.
17414 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17415 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17417 (arm_legitimate_address_outer_p): ... this.
17418 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17420 (TARGET_LEGITIMATE_ADDRESS_P): New.
17422 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17423 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17424 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17425 (TARGET_LEGITIMATE_ADDRESS_P): New.
17427 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17428 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17429 * config/vax/vax.c (legitimate_address_p): Rename to...
17430 (vax_legitimate_address_p): ... this, make static.
17431 (TARGET_LEGITIMATE_ADDRESS_P): New.
17433 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17434 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17435 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17436 (TARGET_LEGITIMATE_ADDRESS_P): New.
17438 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17439 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17440 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17441 (mmix_legitimate_address_p): ... this, make static.
17442 (TARGET_LEGITIMATE_ADDRESS_P): New.
17444 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17445 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17446 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17447 (TARGET_LEGITIMATE_ADDRESS_P): New.
17449 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17451 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17452 of MODE_COMPLEX_INT.
17454 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17456 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17457 LCT_NORMAL in function call.
17458 * mips-tdump.c (print_file_desc): Add cast to enum type.
17459 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17460 (mark_stabs): Add casts to enum types.
17461 (parse_stabs_common): Add casts to enum types.
17463 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17465 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17466 Check for invalid values of LETTER.
17468 2009-05-13 Taras Glek <tglek@mozilla.com>
17470 * attribs.c (register_attribute): moved out attribute registration
17471 into register_attribute.
17472 * doc/plugins.texi: Documented register_attribute and
17474 * gcc-plugin.h: Added forward decl for register_attribute.
17475 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17476 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17477 PLUGIN_ATTRIBUTES boilerplate.
17479 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17481 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17482 values even in sentinel and empty entries.
17483 (ms_printf_flag_specs): Likewise.
17484 (ms_scanf_flag_specs): Likewise.
17485 (ms_strftime_flag_specs): Likewise.
17486 (ms_print_char_table): Likewise.
17487 (ms_scan_char_table): Likewise.
17488 (ms_time_char_table): Likewise.
17490 2009-05-13 Doug Kwan <dougkwan@google.com>
17492 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17494 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17496 * config/mips/mips.md (store): Add attributes for QI and HI.
17498 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17499 (truncdi<mode>2): ... this new pattern.
17501 2009-05-13 Brad Hards <bradh@kde.org>
17503 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17505 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17506 Ben Elliston <bje@au.ibm.com>
17508 PR middle-end/40035
17509 * dse.c (check_mem_read_rtx): Guard against width == -1.
17511 2009-05-13 Michael Matz <matz@suse.de>
17513 PR middle-end/39976
17514 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17515 (trivially_conflicts_p): New function.
17516 (insert_backedge_copies): Use it.
17518 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17520 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17521 (handle_stdc_pragma): Use new enum constant names.
17522 (handle_pragma_float_const_decimal64): Ditto.
17524 2009-05-13 Ian Lance Taylor <iant@google.com>
17526 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17529 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17531 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17532 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17534 * config/m68k/m68k.h (FL_UCLINUX): Define.
17536 2009-05-13 Jan Hubicka <jh@suse.cz>
17538 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17540 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17542 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17543 unless -fschedule-insns is specified.
17545 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17548 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17549 TARGET_EXPAND_CBRANCHDI4.
17550 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17551 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17552 (cmpeqdi): Fix comment.
17554 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17556 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17557 (sh_legitimate_address_p): Likewise.
17558 * config/sh/sh.c (sh_legitimate_index_p): New.
17559 (sh_legitimate_address_p): Likewise.
17560 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17561 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17562 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17563 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17564 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17565 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17566 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17567 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17568 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17570 2009-05-12 Jan Hubicka <jh@suse.cz>
17572 * tree-inline.c (estimate_operator_cost): Add operands;
17573 when division happens by constant, it is cheap.
17574 (estimate_num_insns): Loads and stores are not having cost of 0;
17575 EH magic stuff is cheap; when computing runtime cost of switch,
17576 use log2 base of amount of its cases; builtin_expect has cost of 0;
17577 compute cost for moving return value of call.
17578 (init_inline_once): Initialize time_based flags.
17579 * tree-inline.h (eni_weights_d): Add time_based flag.
17581 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17583 * df-core.c: Update head documentation.
17585 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17588 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17589 shadowing exisiting variable op1.
17591 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17594 * config/i386/driver-i386.c (processor_signatures): New enum.
17595 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17596 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17597 processor signature to detect geode processor.
17599 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17603 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17605 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17606 causes spurious differences between trunk and cond-optab branch.
17608 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17610 * dojump.c (compare_from_rtx): Delete.
17611 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17612 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17613 if the comparison does not satisfy the predicate; test predicates for
17614 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17615 further if one existing pattern fails.
17616 * expr.h (compare_from_rtx): Delete.
17617 (prepare_operand): Declare it.
17618 * optabs.c: Change "lib call" to "libcall" throughout.
17619 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17620 HAVE_conditional_trap, emit_cmp_insn): Delete.
17621 (can_compare_p): Delete cmp_optab case.
17622 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17623 Accept other parameters by value.
17624 (prepare_operand): Make non-static.
17625 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17626 other parameters by value. Try to widen operands here based on
17627 an optab_methods argument and looking at cbranch_optab.
17628 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17629 loop. Use cbranch_optab directly.
17630 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17631 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17633 (emit_conditional_move, emit_conditional_add): Inline what's needed
17634 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17635 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17636 with COMPARE. Move cmov_optab and cstore_optab above
17637 with cbranch_optab, move cmp_optab down with ucmp_optab,
17638 remove tst_otpab. Do not initialize trap_rtx.
17639 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17640 for trap code. Do not check HAVE_conditional_trap. Use
17641 prepare_cmp_insn. Accept no predicate for operand 3.
17642 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17643 (OTI_ctrap, ctrap_optab): New.
17644 (tst_optab): Delete.
17645 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17646 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17647 with lookup of ctrap_optab.
17648 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17650 (ctrap_optab): New.
17652 * combine.c (combine_simplify_rtx, simplify_set): Do not
17653 special case comparing against zero for cc0 machines.
17654 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17655 COMPARE on cc0 machines.
17656 (simplify_relational_operation): Return a new expression when
17657 a COMPARE could be removed.
17658 * final.c (final_scan_insn): Compare cc_status values
17659 against LHS of a (compare FOO (const_int 0)) cc0 source.
17660 Also check if cc_status.value is the full compare.
17662 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17663 (cstoreMM4): Document.
17664 (conditional_trap): Document ctrapMM4 instead.
17665 (sync_compare_and_swapMM): Refer to cbranchcc4.
17666 (Dependent Patterns): Eliminate obsolete information referring to
17667 the old jump optimization phase.
17668 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17669 of compares with 0 on cc0 machines.
17670 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17671 avoiding references to cc0. Remove text about storing operands
17673 * doc/tm.texi (Condition Codes): Include blurb on different
17674 condition code representations, separate into subsections for
17675 CC0, MODE_CC and conditional execution.
17677 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17678 alpha_emit_setcc): Accept operands and a machine mode.
17679 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17680 Get code/op0/op1 from operands, use machine mode argument
17681 instead of alpha_compare.fp_p. Emit the branch here.
17682 (alpha_emit_setcc): Likewise, and return boolean.
17683 (alpha_emit_conditional_move): Likewise. Assert that
17684 cmp_op_mode == cmp_mode, and simplify accordingly.
17685 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17686 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17687 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17689 (stack probe test): Use cbranchdi4.
17690 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17692 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17693 * config/arc/arc.h (movsicc, movsfcc): Use it.
17694 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17695 (cbranchsi4, cstoresi4): New.
17696 (cmpsi, bCC and sCC expanders): Remove.
17698 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17699 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17700 * config/arm/predicates.md (arm_comparison_operator): Only include
17701 floating-point operators if there is a hardware floating-point unit.
17702 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17703 deferring to cbranch_cc and cstore_cc respectively.
17704 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17705 cbranch_cc, cstore_cc): New.
17706 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17708 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17710 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17711 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17713 (adjust_insn_length): Adjust calls.
17714 (avr_reorg): Handle (compare (foo) (const_int 0)).
17715 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17716 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17717 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17718 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17720 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17721 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17723 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17724 (cbranchsi4, cstorebi4, cstoresi4): New.
17725 (movbisi): This insn is duplicate, split it to zero_extend.
17726 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17727 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17728 (bfin_optimize_loop): Use cbranch expander.
17729 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17730 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17731 (bfin_bimode_comparison_operator): ... this.
17732 (bfin_direct_comparison_operator): New.
17734 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17735 inside (compare FOO (const_int 0)).
17736 (cris_rtx_costs): Handle ZERO_EXTRACT.
17737 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17738 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17739 (*tstdi_v32): Delete.
17740 (*cmpdi_non_v32): Add M alternative for operand 1.
17741 (cmpsi, cmp<mode>): Make private.
17742 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17744 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17746 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17747 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17748 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17749 (cc_reg_operand): New.
17750 (any_cond): Delete.
17751 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17752 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17753 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17754 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17755 crx_expand_scond): Delete.
17757 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17759 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17760 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17762 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17763 cstoresi4, cstoresf4, cstoredf4): New.
17764 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17765 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17766 Receive the entire operands array.
17767 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17768 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17769 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17770 Get test/op0/op1 from the operands array.
17771 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17773 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17774 (h8300_expand_store): New.
17775 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17777 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17778 (h8300_expand_store): New.
17779 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17780 or do not try to produce (set (cc0) REG).
17781 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17782 change a compare into a move to a scratch register. Disable some
17783 peepholes when comparing with zero.
17784 (tstsi, tsthi, tstsi, cmpqi): Make private.
17786 (bCC, sCC): Delete.
17787 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17790 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17791 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17792 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17793 (ix86_emit_i387_log1p): Use cbranchxf2.
17794 (ix86_expand_setcc): Return void.
17795 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17796 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17797 cmp<MODEF>, cmpcc): Remove.
17798 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17799 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17800 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17801 (sCC and bCC expanders): Remove.
17802 (stack_protect_test): Use cbranchcc4.
17804 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17806 (ia64_expand_compare): Accept three rtx by reference and return void.
17807 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17808 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17809 from *expr. Update *expr with the BImode comparison to do.
17810 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17811 cmptf, bCC, sCC, conditional_trap): Delete.
17812 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17813 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17814 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17815 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17816 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17818 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17819 type of last argument.
17820 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17821 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17822 use machine mode argument instead of branch_type. Remove dead
17823 code for floating-point comparisons.
17824 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17825 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17827 (cbranchsi4, cstoresi4): New.
17828 * config/iq2000/predicates.md (reg_or_const_operand): New.
17830 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17831 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17832 (b<code>_op): Rewrite to...
17833 (bcc_op): ... this, using match_operator.
17834 (s<code>_op): Rewrite to...
17835 (scc_op): ... this, using match_operator.
17836 (s<code>_24_op): Rewrite to...
17837 (scc_op_24): ... this, using match_operator.
17838 (s<code>_<mode>): Rewrite to...
17839 (cstore<mode>4): ... this, using match_operator.
17840 (s<code>_<mode>_24): Rewrite to...
17841 (cstore<mode>4_24): ... this, using match_operator.
17842 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17843 m32c_unpend_compare, m32c_expand_scc): Delete.
17844 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17845 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17846 (m32c_expand_movcc): Change NE to EQ if necessary.
17847 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17849 * config/m32r/m32r-protos.h (gen_cond_store): New.
17850 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17851 (gen_cond_store): New, from sCC patterns.
17852 (m32r_expand_block_move): Use cbranchsi4.
17853 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17854 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17855 (cbranchsi4, cstoresi4): New.
17857 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17859 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17860 (m68hc11_notice_update_cc): Look into a compare with 0.
17861 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17863 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17864 cmphi, cmpqi, bCC): Delete.
17865 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17866 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17867 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17870 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17871 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17872 * config/m68k/constraints.md (H): New.
17873 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17874 the define_insn below.
17875 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17876 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17877 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17878 patterns): Wrap RHS with COMPARE.
17879 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17880 (*cmpdi_internal): Name this pattern.
17881 (cmpdi): Change to define_insn.
17882 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17883 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17884 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17886 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17887 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17888 (conditional_trap): Change to...
17889 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17890 (*conditional_trap): Use the ordered_comparison_operator and
17891 const1_operand predicates.
17892 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17893 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17894 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17895 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17897 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17898 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17899 (mcore_gen_compare): New.
17900 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17901 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17902 (mcore_gen_compare): ... this.
17903 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17904 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17905 (stack probe pattern): Use cbranchsi4.
17907 * config/mips/predicates.md (mips_cstore_operator): New.
17908 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17909 * config/mips/mips.md (any_cond): Delete.
17910 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17912 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17913 fixuns_truncsfdi2): Use cbranch patterns.
17914 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17915 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17916 Adjust call to mips_expand_conditional_branch.
17917 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17919 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17920 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17921 * config/mips/mips.c (cmp_operands): Delete.
17922 (mips_emit_compare): Get comparison operands from *op0/*op1.
17923 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17924 that it succeeds. Use op0/op1 instead of cmp_operands.
17925 (mips_expand_conditional_branch, mips_expand_conditional_move,
17926 mips_expand_conditional_trap): Likewise.
17927 (mips_block_move_loop): Use cbranch patterns.
17928 * config/mips/mips.h (cmp_operands): Delete.
17930 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17931 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17932 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17933 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17934 (*cmpcc_folded): Rename to...
17935 (*cmpdi_folded): this.
17936 (*cmpcc): Rename to...
17938 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17941 (cbranchdf4): New. Handle invalid comparisons here.
17942 * config/mmix/predicates.md (float_comparison_operator): New.
17944 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17945 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17946 * config/mn10300/mn10300.md (tst): Delete.
17947 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17948 Name these patterns and wrap RHS in a compare.
17949 (*cmpsi): Make this pattern private. Include tst.
17950 (*cmpsf): Make this pattern private.
17951 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17952 (compare with zero peepholes): Likewise.
17954 (cbranchsi4, cbranchsf4): New.
17955 (casesi): Use cbranchsi4.
17957 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17958 hppa_branch_type): Delete.
17959 (return_addr_rtx): Use cbranchsi4.
17960 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17961 Emit CCFPmode comparison here.
17962 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17963 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17964 hppa_branch_type): Delete.
17965 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17966 (movsicc, movdicc): Remove references to hppa_compare_op0,
17967 hppa_compare_op1 and compare_from_rtx.
17968 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17969 (casesi): Use cbranchsi4.
17971 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17972 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17973 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17974 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17975 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17977 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17978 (*branch, *branch_inverted): New.
17980 * config/picochip/picochip.md (cbranchhi4): Use
17981 ordered_comparison_operator.
17982 (cmphi, bCC): Remove.
17984 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17985 (trap_comparison_operator): Delete.
17986 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17987 rs6000_emit_cbranch): Accept mode and operands.
17988 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17989 rs6000_compare_fp_p): Delete.
17990 (rs6000_generate_compare): Accept mode and comparison. Extract code
17991 and op0/op1 from there. Replace references to rs6000_compare_op0
17992 and rs6000_compare_op1.
17993 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17994 extract result from passed operands.
17995 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17996 extract loc from passed operands.
17997 (rs6000_emit_cmove): Likewise.
17998 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17999 rs6000_compare_fp_p): Delete.
18000 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18001 (cbranch<GPR>4, cbranch<FP>4): New.
18002 (cstore<mode>4): New. Consolidate here all choices about when to use
18003 portable or specialized sCC sequences.
18004 (stack_protect_test): Use cbranchsi4.
18005 (conditional_trap): Replace with ctrap<GPR>4.
18006 (conditional trap insn): Replace trap_comparison_operator with
18007 ordered_comparison_operator.
18009 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18010 (s390_emit_prologue): Use ctrap.
18011 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18012 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18013 New predicates replacing...
18014 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18015 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18016 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18017 (add<mode>cc): Do not use s390_compare_op0/op1.
18018 (s<code>): Change to...
18019 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18020 (seq): Change to...
18021 (cstorecc4): ... this. Handle EQ or NE equally.
18022 (*sne): Un-privatize for use in cstorecc4.
18023 (b<code>): Change to...
18024 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18025 (conditional_trap): Replace with...
18026 (ctrap<GPR>4, ctrap<FP>4): ... these.
18027 (stack_protect): Use cbranchcc4.
18029 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18030 * config/score/score-protos.h (score_gen_cmp): Delete.
18031 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18032 (score_block_move-loop): Use cbranchsi4.
18033 * config/score/score.md (cbranchsi4): New.
18034 (cmpsi, bCC): Delete.
18035 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18036 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18037 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18038 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18039 * config/score/score3.h (score3_gen_cmp): Delete.
18040 * config/score/score7.h (score7_gen_cmp): Delete.
18042 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18043 (sh_emit_scc_to_t): ... this. Return void.
18044 (from_compare): Rename to...
18045 (sh_emit_compare_and_branch): ... this.
18046 (sh_emit_compare_and_set): New.
18047 (sh_expand_t_scc): Accept operands.
18048 * config/sh/predicates.md (sh_float_comparison_operator): New.
18049 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18050 (prepare_scc_operands): Rename to...
18051 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18053 (sh_emit_cheap_store_flag): New.
18054 (sh_emit_set_t_insn): New.
18055 (from_compare): Rename to...
18056 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18057 handling of TARGET_SH2E floating point to avoid recursive call.
18058 Generate branch here.
18059 (sh_emit_compare_and_set): New.
18060 (sh_expand_t_scc): Get op0/op1 from arguments.
18061 (sh_emit_cheap_store_flag): New.
18062 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18064 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18065 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18066 (movsicc, movdicc): Do nothing when it recreated operands from
18067 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18068 prepare_scc_operands (now sh_emit_scc_to_t).
18069 (udivdi3): Use cstoresi4.
18070 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18071 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18072 (cbranchint4_media, cbranchfp4_media): New.
18073 (casesi): Use cbranchdi4.
18074 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18076 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18077 (movnegt): Remove second operand.
18078 (cbranchsf4, cbranchdf4): New.
18079 (stack_protect): Use cbranchdi4/cbranchsi4.
18081 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18082 (gen_compare_reg): Accept comparison, extract part of it to...
18083 (gen_compare_reg_1): ... this.
18084 (gen_compare_operator): Delete.
18085 (gen_v9_scc): Accept separate destination, comparison code and arms.
18086 Do not use sparc_compare_op0/sparc_compare_op1.
18087 (emit_scc_insn, emit_conditional_branch_insn): New.
18088 (emit_v9_brxx): Make static. Remove useless assertion.
18089 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18091 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18092 * config/sparc/sparc-protos.h (gen_compare_reg,
18093 sparc_emit_float_lib_cmp): Adjust prototype.
18094 (emit_scc_insn, emit_conditional_branch_insn): New.
18095 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18096 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18097 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18098 iterators to the top.
18099 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18100 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18101 snedi_special_trunc): Delete.
18102 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18103 and snedi_special_trunc.
18104 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18105 cbranchdi4, cbranch<F:mode>4): New.
18106 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18107 here. Use gen_compare_reg instead of gen_compare_operator.
18108 (conditional_trap): Replace with...
18109 (ctrapsi4, ctrapdi4): ... this.
18110 (stack_protect_test): Use cbranchcc4.
18112 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18114 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18115 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18116 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18117 from operands[0] or operands[3] depending on is_set.
18118 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18119 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18120 cmpdf, bCC), sCC: Remove.
18121 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18122 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18124 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18125 spu_emit_branch_or_set.
18127 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18129 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18130 xstormy16_compare_op1): Delete.
18131 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18132 xstormy16_compare_op1): Delete.
18133 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18135 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18136 (cmphi, cmpsi, bCC): Remove.
18138 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18139 (*cmpsi): ... this one.
18140 (cbranchsi4, cstoresi4): New.
18141 (bCC expanders): Delete.
18142 (sCC insns): Fold into...
18143 (*setcc): ... this one.
18144 (casesi): Do not use gen_cmpsi and gen_bgtu.
18145 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18146 (movsicc): Simplify.
18147 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18149 * config/vax/vax-protos.h (cond_name): New.
18150 (vax_output_conditional_branch): Remove.
18151 * config/vax/vax.c (cond_name): New.
18152 (vax_output_conditional_branch): Remove.
18153 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18154 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18155 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18156 (bit<VAXint>): Wrap source with (compare).
18157 (b<code> and following unnamed pattern): Rename to *branch and
18158 *branch_reversed. Change macroization to match_operator.
18159 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18161 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18162 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18163 Change last argument to machine_mode.
18164 (xtensa_expand_scc): Add machine_mode argument.
18165 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18166 (gen_conditional_move, xtensa_expand_conditional_branch,
18167 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18168 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18169 Adjust operand numbers.
18170 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18172 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18173 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18174 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18176 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18178 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18179 causes spurious differences between trunk and cond-optab branch.
18181 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18184 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18186 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18188 * tree.c (iterative_hash_pointer): Delete.
18189 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18190 Hash UIDs and versions of SSA names. Don't special-case built-in
18191 function declarations.
18193 2009-05-11 Ian Lance Taylor <iant@google.com>
18196 * graphite.c: Force -Wc++-compat to only be a warning before
18197 #including "cloog/cloog.h".
18199 2009-05-11 Martin Jambor <mjambor@suse.cz>
18201 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18203 2009-05-11 Jan Hubicka <jh@suse.cz>
18205 * tree-ssa-loop-ivcanon.c: Include target.h
18206 (struct loop_size): new structure.
18207 (constant_after_peeling): New predicate.
18208 (tree_estimate_loop_size): New function.
18209 (estimated_unrolled_size): Rewrite for new estimates.
18210 (try_unroll_loop_completely): Use new estimates.
18211 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18213 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18215 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18216 libcpp interface change.
18217 (spu_macro_to_expand): Likewise.
18219 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18221 PR tree-optimization/40026
18222 * gimplify.c (gimplify_init_constructor): Change initial conditional
18223 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18224 optimize_compound_literals_in_ctor.
18226 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18228 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18230 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18232 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18234 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18235 HOST_WIDE_INT for gap.
18237 2009-05-11 Ira Rosen <irar@il.ibm.com>
18239 PR tree-optimization/40074
18240 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18241 account in group size and step comparison.
18243 2009-05-11 Richard Guenther <rguenther@suse.de>
18245 * passes.c (init_optimization_passes): Strip now incorrect comment.
18246 (execute_function_todo): Do not set PROP_alias.
18247 * tree-pass.h (PROP_alias): Remove.
18248 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18249 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18250 * tree-nrv.c (pass_return_slot): Likewise.
18251 * tree-object-size.c (pass_object_sizes): Likewise.
18252 * tree-ssa-dom.c (pass_dominator): Likewise.
18253 (pass_phi_only_cprop): Likewise.
18254 * tree-ssa-dse.c (pass_dse): Likewise.
18255 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18256 (pass_cselim): Likewise.
18257 * tree-ssa-pre.c (pass_pre): Likewise.
18258 (pass_fre): Likewise.
18259 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18260 * tree-ssa-sink.c (pass_sink_code): Likewise.
18261 * tree-stdarg.c (pass_stdarg): Likewise.
18262 * tree-tailcall.c (pass_tail_calls): Likewise.
18263 * tree-vrp.c (pass_vrp): Likewise.
18265 2009-05-10 Ian Lance Taylor <iant@google.com>
18267 * basic-block.h (enum profile_status): Break out of struct
18268 control_flow_graph.
18269 * cgraph.h (struct inline_summary): Break out of struct
18271 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18272 of struct cgraph_order_sort.
18273 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18274 * cse.c (struct branch_path): Break out of struct
18275 cse_basic_block_data.
18276 * except.h (enum eh_region_type): Break out of struct eh_region.
18277 * gcc.c (enum add_del): Break out of struct modify_target.
18278 * genrecog.c (enum decision_type): Break out of struct decision_test.
18279 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18281 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18282 * regmove.c (enum match_use): New enum, broken out of struct match.
18283 * sched-int.h (enum post_call_group): New enum, broken out of
18285 (struct deps_reg): Break out of struct deps.
18286 * target.h (struct asm_int_op): Break out of struct gcc_target.
18287 * tree-eh.c (struct goto_queue_node): Break out of struct
18289 * tree-inline.h (enum copy_body_cge_which): Break out of
18291 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18293 * c-decl.c (in_struct, struct_types): New static variables.
18294 (pushtag): Add loc parameter. Change all callers.
18295 (lookup_tag): Add ploc parameter. Change all callers.
18296 (check_compound_literal_type): New function.
18297 (parser_xref_tag): Add loc parameter. Change all callers. If
18298 -Wc++-compat, warn about struct/union/enum types defined within a
18300 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18301 and loc parameters. Change all callers. Change error calls to
18302 error_at, using loc. For a redefinition, if the location of the
18303 original definition is known, report it. Set in_struct and
18304 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18305 (finish_struct): Add new parameters enclosing_in_struct and
18306 enclosing_struct_types. Change all callers. Set
18307 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18308 in the struct. If in a struct, add this struct to struct_types.
18309 (start_enum): Add loc parameter. Change all callers. Use
18310 error_at for errors, using loc. For a redefinition, if the
18311 location of the original definition is known, report it. If in a
18312 struct, add this enum type to struct_types. If -Wc++-compat warn
18313 if in sizeof, typeof, or alignof.
18314 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18315 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18316 (c_parser_enum_specifier): Get enum location for start_enum.
18317 (c_parser_struct_or_union_specifier): Get struct location for
18318 start_struct. Save in_struct and struct_types status between
18319 start_struct and finish_struct.
18320 (c_parser_cast_expression): Get location of cast.
18321 (c_parser_alignof_expression): Get location of type.
18322 (c_parser_postfix_expression): Likewise.
18323 (c_parser_postfix_expression_after_paren_type): Add type_loc
18324 parameter. Change all callers. Call check_compound_literal_type.
18325 Use type_loc for error about variable size type.
18326 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18327 of an enum constant from an enum type defined in a struct or union.
18328 (c_cast_expr): Add loc parameter. Change all callers. If
18329 -Wc++-compat, warn about defining a type in a cast.
18330 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18331 (start_enum, start_struct, finish_struct): Update declarations.
18332 (parser_xref_tag, c_cast_expr): Update declarations.
18333 (check_compound_literal_type): Declare.
18335 2009-05-11 Ben Elliston <bje@au.ibm.com>
18337 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18338 for recent libcpp interface change.
18339 (rs6000_macro_to_expand): Likewise.
18341 2009-05-10 Michael Matz <matz@suse.de>
18344 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18345 not at entry of function.
18347 2009-05-10 Richard Guenther <rguenther@suse.de>
18349 PR tree-optimization/40081
18351 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18352 using the main variant of the element type. Do not fiddle with
18353 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18355 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18356 structs with volatile fields.
18358 2009-05-10 Jan Hubicka <jh@suse.cz>
18360 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18361 (estimate_move_cost): Assert that it does not get called for
18363 (estimate_num_insns): Skip VOID types in argument handling.
18364 (optimize_inline_calls): Delete unreachable blocks and verify that
18365 callgraph is valid.
18367 2009-05-10 Jan Hubicka <jh@suse.cz>
18369 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18370 * cgraph.c (cgraph_mark_address_taken_node): New function.
18371 (dump_cgraph_node): Dump new flag.
18372 * cgraph.h (struct cgraph_node): Add address_taken.
18373 (cgraph_mark_address_taken_node): New function.
18374 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18375 since new direct calls can be born.
18377 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18379 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18380 tok->val.node.node.
18382 2009-05-10 Jan Hubicka <jh@suse.cz>
18384 PR middle-end/40084
18385 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18387 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18388 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18389 * tree-inline.c (copy_bb): Set frequency correctly.
18390 (fold_marked_statements): Update call to
18391 cgraph_update_edges_for_call_stmt.
18393 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18395 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18396 identifiers in diagnostics.
18397 * config/arm/arm.c (arm_handle_fndecl_attribute,
18398 arm_handle_isr_attribute): Likewise.
18399 * config/avr/avr.c (avr_handle_progmem_attribute,
18400 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18401 * config/bfin/bfin.c (handle_int_attribute,
18402 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18403 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18404 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18406 * config/darwin.c (darwin_handle_kext_attribute,
18407 darwin_handle_weak_import_attribute): Likewise.
18408 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18409 h8300_handle_eightbit_data_attribute,
18410 h8300_handle_tiny_data_attribute): Likewise.
18411 * config/i386/i386.c (ix86_handle_cconv_attribute,
18412 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18413 * config/i386/winnt.c (ix86_handle_shared_attribute,
18414 ix86_handle_selectany_attribute): Likewise.
18415 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18416 * config/m32c/m32c.c (function_vector_handler): Likewise.
18417 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18418 m68hc11_handle_fntype_attribute): Likewise.
18419 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18420 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18421 * config/mips/mips.c (mips_insert_attributes,
18422 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18423 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18424 rs6000_handle_struct_attribute): Likewise.
18425 * config/sh/sh.c (sh_insert_attributes,
18426 sh_handle_resbank_handler_attribute,
18427 sh_handle_interrupt_handler_attribute,
18428 sh2a_handle_function_vector_handler_attribute,
18429 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18431 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18432 * config/spu/spu.c (spu_handle_fndecl_attribute,
18433 spu_handle_vector_attribute): Likewise.
18434 * config/stormy16/stormy16.c
18435 (xstormy16_handle_interrupt_attribute): Likewise.
18436 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18437 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18439 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18441 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18442 (pp_translate_identifiers): New.
18443 (pp_identifier): Only conditionally translate identifier to locale
18445 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18446 (pp_base_tree_identifier): Only conditionally translate identifier
18447 to locale character set.
18448 * c-pretty-print.c (M_): Define.
18449 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18450 fragments for conditional translation with M_.
18451 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18452 identifier translation.
18454 2009-05-10 Richard Guenther <rguenther@suse.de>
18456 PR tree-optimization/40081
18457 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18458 using the main variant of the element type. Do not fiddle with
18459 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18461 2009-05-09 Jan Hubicka <jh@suse.cz>
18463 PR middle-end/40080
18464 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18465 indirect calls; verify cgraph afterwards.
18467 2009-05-09 Jan Hubicka <jh@suse.cz>
18470 * ipa.c (update_inlined_to_pointer): New function.
18471 (cgraph_remove_unreachable_nodes): Use it.
18473 2009-05-09 Jan Hubicka <jh@suse.cz>
18475 * tree-eh.c (struct leh_state): Remove prev_try.
18476 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18477 not track prev_try.
18478 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18479 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18480 remove_eh_handler_and_replace, foreach_reachable_handler,
18481 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18482 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18483 (gen_eh_region_cleanup): Update prototype.
18485 2009-05-09 Jan Hubicka <jh@suse.cz>
18487 PR middle-end/40043
18488 * except.c (copy_eh_region): Always set prev_try.
18489 (redirect_eh_edge_to_label): Find outer try.
18490 (foreach_reachable_handler): When looking for prev try
18491 handle case where previous try is not going to be taken.
18493 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18495 PR tree-optimization/40049
18496 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18497 only vector/vector shifts, convert the type of the constant to the
18498 appropriate type to avoid building incorrect trees, which
18499 eventually have problems with garbage collection.
18501 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18503 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18504 -1 for complex floating-point types if honoring signed zeros.
18506 2009-05-08 Jan Hubicka <jh@suse.cz>
18508 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18509 argument; handle correctly when profile is absent.
18510 (build_cgraph_edges): Update.
18511 (rebuild_cgraph_edges): Update.
18512 * cgraph.c: Do not include varray.h.
18513 (cgraph_set_call_stmt_including_clones): New function.
18514 (cgraph_create_edge_including_clones): Likewise
18515 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18516 (cgraph_update_edges_for_call_stmt): Handle clones.
18517 (cgraph_remove_node): Handle clone tree.
18518 (cgraph_remove_node_and_inline_clones): New function.
18519 (dump_cgraph_node): Dump clone tree.
18520 (cgraph_clone_node): Handle clone tree.
18521 (clone_function_name): Bring here from tree-inline.c.
18522 (cgraph_create_virtual_clone): New function.
18523 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18524 (cgraph_clone_info): New function.
18525 (strut cgraph_node): Add clone_info and new clone tree pointers.
18526 (cgraph_remove_node_and_inline_clones,
18527 cgraph_set_call_stmt_including_clones,
18528 cgraph_create_edge_including_clones,
18529 cgraph_create_virtual_clone): Declare.
18530 (cgraph_function_versioning): Use VEC argument.
18531 (compute_call_stmt_bb_frequency): Update prototype.
18532 (cgraph_materialize_all_clones): New function.
18533 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18534 (ipcp_create_replace_map): Update to VECtors.
18535 (ipcp_update_callgraph): Use virtual clones.
18536 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18537 (ipcp_update_profiling): Do not update local profiling.
18538 (ipcp_insert_stage): Use VECtors and virtual clones.
18539 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18540 (clone_of_p): New function.
18541 (cgraph_preserve_function_body_p): Use clone tree.
18542 (cgraph_optimize): Materialize clones.
18543 (cgraph_function_versioning): Update for VECtors.
18544 (save_inline_function_body): Use clone tree.
18545 (cgraph_materialize_clone): New function.
18546 (cgraph_materialize_all_clones): Likewise.
18547 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18548 * ipa.c: Include gimple.h.
18549 (cgraph_remove_unreachable_nodes): Use clone tree.
18550 * ipa-prop.c (ipa_note_param_call): Update call to
18551 compute_call_stmt_bb_frequencycall.
18552 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18553 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18554 (copy_bb): Handle updating of clone tree; add new edge when new call
18556 (expand_call_inline): Be strict about every call having edge.
18557 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18558 (delete_unreachable_blocks_update_callgraph): New function.
18559 (tree_function_versioning): Use VECtors; always remove unreachable
18560 blocks and fold conditionals.
18561 * tree-inline.h: Do not include varray.h.
18562 (tree_function_versioning): Remove.
18563 * Makefile.in (GTFILES): Remove tree-inline.c
18564 * passes.c (do_per_function): Do only functions having body.
18565 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18568 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18569 Andrew Morrow <acm@google.com>
18572 * c-common.c (c_common_attribute_table): Permit deprecated
18573 attribute to take an optional argument.
18574 (handle_deprecated_attribute): If the optional argument to
18575 __attribute__((deprecated)) is not a string ignore the attribute
18576 and emit a warning.
18578 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18579 * c-typeck.c (build_component_ref): Likewise.
18580 (build_external_ref): Likewise.
18582 * toplev.c (warn_deprecated_use): Add an attribute argument.
18583 Emit the message associated with __attribute__((deprecated)).
18585 * toplev.h (warn_deprecated_use): Updated.
18587 * doc/extend.texi: Document new optional parameter to
18588 __attribute__((deprecated))
18590 2009-05-08 Michael Eager <eager@eagercon.com>
18592 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18593 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18595 2009-05-08 Richard Guenther <rguenther@suse.de>
18597 PR tree-optimization/40062
18598 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18599 Avoid exponential behavior.
18601 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18603 PR rtl-optimization/33928
18605 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18606 process_uses, build_single_def_use_links): New.
18607 (update_df): Update use_def_ref.
18608 (forward_propagate_into): Use get_def_for_use instead of use-def
18610 (fwprop_init): Call build_single_def_use_links and let it initialize
18612 (fwprop_done): Free use_def_ref.
18613 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18614 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18615 df_rd_simulate_one_insn): New.
18616 (df_rd_bb_local_compute_process_def): Update head comment.
18617 (df_chain_create_bb): Use the new RD simulation functions.
18618 * df.h (df_rd_simulate_artificial_defs_at_top,
18619 df_rd_simulate_one_insn): New.
18620 * opts.c (decode_options): Enable fwprop at -O1.
18621 * doc/invoke.texi (-fforward-propagate): Document this.
18623 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18626 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18627 and one complex operand specially.
18628 * tree-complex.c (some_nonzerop): Do not identify a real value as
18629 zero if flag_signed_zeros.
18631 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18633 PR rtl-optimization/33928
18634 * loop-invariant.c (record_use): Fix && vs. || mishap.
18636 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18638 PR rtl-optimization/33928
18639 * loop-invariant.c (struct use): Add addr_use_p.
18640 (struct def): Add n_addr_uses.
18641 (struct invariant): Add cheap_address.
18642 (create_new_invariant): Set cheap_address.
18643 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18644 (record_uses): Pass df_ref to record_use.
18645 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18648 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18650 * config/sh/sh.c: Do not include c-pragma.h.
18652 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18654 * config/spu/spu.c: Remove include of c-common.h.
18656 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18659 * c-common.h (mark_valid_location_for_stdc_pragma,
18660 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18661 clear_float_const_decimal64, float_const_decimal64_p): New.
18662 * c.opt (Wunsuffixed-float-constants): New.
18663 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18664 unsuffixed float constant, handle new warning.
18665 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18666 * c-decl.c (c_scope): New flag float_const_decimal64.
18667 (set_float_const_decimal64, clear_float_const_decimal64,
18668 float_const_decimal64_p): New.
18669 (push_scope): Set new flag.
18670 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18671 to use STDC pragmas.
18672 (c_parser_external_declaration): Ditto.
18673 (c_parser_compound_statement_nostart): Ditto.
18674 * c-pragma.c (valid_location_for_stdc_pragma,
18675 mark_valid_location_for_stdc_pragma,
18676 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18677 handle_pragma_float_const_decimal64): New.
18678 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18679 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18680 set_float_const_decimal64, clear_float_const_decimal64,
18681 float_const_decimal64_p): New dummy functions.
18682 * doc/extend.texi (Decimal Float): Remove statement that the
18683 pragma, and suffix for double constants, are not supported.
18684 * doc/invoke.texi (Warning Options): List new option.
18685 (-Wunsuffixed-float-constants): New.
18687 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18689 * config/i386/i386.c: Do not include c-common.h.
18691 2009-05-07 Mark Heffernan <meheff@google.com>
18693 * doc/invoke.texi (Debugging Options): Document change of debugging
18695 * opts.c (decode_options): Make dump_base_name relative to
18696 aux_base_name directory.
18698 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18700 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18701 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18703 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18705 * Makefile.in (install-plugin): Simplify a bit.
18707 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18709 * Makefile.in (OBJS-common): Add regcprop.o.
18711 * timevar.def (TV_CPROP_REGISTERS): New.
18712 * regrename.c (regrename_optimize): Return 0.
18713 (rest_of_handle_regrename): Delete.
18714 (pass_rename_registers): Point to regrename_optimize.
18715 (struct value_data_entry, struct value_data,
18716 kill_value_one_regno, kill_value_regno, kill_value,
18717 set_value_regno, init_value_data, kill_clobbered_value,
18718 kill_set_value, kill_autoinc_value, copy_value,
18719 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18720 replace_oldest_value_reg, replace_oldest_value_addr,
18721 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18722 debug_value_data, validate_value_data): Move...
18723 * regcprop.c: ... here.
18724 (rest_of_handle_cprop): Delete.
18725 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18727 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18729 PR middle-end/40057
18730 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18731 GEN_INT for 1 << bitnum.
18732 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18733 build_int_cst_type.
18735 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18737 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18738 Remove wrong description of "nand" operation.
18740 2009-05-06 Richard Guenther <rguenther@suse.de>
18741 Adam Nemet <anemet@caviumnetworks.com>
18743 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18744 comment. Add that if LHS is not a gimple register, then RHS1 has
18745 to be a single object (GIMPLE_SINGLE_RHS).
18747 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18749 * expr.c (get_def_for_expr): Move it up in the file.
18750 (store_field): When expanding a bit-field store, look at the
18751 defining gimple stmt for the masking conversion.
18753 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18755 PR middle-end/39986
18756 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18757 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18758 32-bit memcpy into long.
18760 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18762 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18763 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18765 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18766 instead of appending DW_OP_deref*.
18768 2009-05-06 Michael Matz <matz@suse.de>
18770 PR middle-end/40021
18771 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18772 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18774 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18776 * Makefile.in (install-plugin): Fix srcdir handling.
18778 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18780 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18781 when processing for not_regs_needed bitmap.
18782 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18783 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18784 handling it for rhs.
18786 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18788 * config/i386/i386.md (unnamed inc/dec peephole): Use
18789 optimize_insn_for_size_p instead of optimize_size.
18790 * config/i386/predicates.md (incdec_operand): Likewise.
18791 (aligned_operand): Likewise.
18792 * config/i386/sse.md (divv8sf3): Likewise.
18793 (sqrtv8sf2): Likewise.
18795 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18797 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18799 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18801 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18803 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18804 ssemodesuffixf2c with avxmodesuffixf2c.
18806 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18809 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18811 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18813 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18814 (struct tree_base): Adjust spacing for 8 bit boundaries.
18815 (struct tree_decl_common): Add decl_by_reference_flag bit.
18816 (DECL_BY_REFERENCE): Adjust.
18817 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18818 print DECL_BY_REFERENCE bit.
18819 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18820 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18821 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18822 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18825 PR middle-end/39666
18826 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18827 range of the type, but default label is missing, add it with one
18828 of the existing labels instead of adding a new label for it.
18830 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18834 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18836 * Makefile.in (enable_plugin, plugin_includedir): New.
18837 (install): Depend on install-plugin.
18838 (PLUGIN_HEADERS): New.
18839 (install-plugin): New.
18840 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18842 2009-05-05 Richard Guenther <rguenther@suse.de>
18844 PR tree-optimization/40022
18845 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18847 (phivn_valid_p): Fix tuplification error, simplify.
18848 (phiprop_insert_phi): Add dumps.
18849 (propagate_with_phi): Simplify.
18851 2009-05-05 Richard Guenther <rguenther@suse.de>
18853 PR middle-end/40023
18854 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18856 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18858 * tree.h (strip_float_extensions): Remove duplicate declaration.
18859 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18860 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18861 block_ultimate_origin): Rearrange the declarations line to match the
18862 comment that indicates the .c file which the functions are defined.
18863 (dwarf2out_*, set_decl_rtl): Add comment.
18864 (get_base_address): Adjust comment.
18865 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18866 declarations line and add comment.
18867 (is_builtin_name): Add blank after function name, for clarity.
18869 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18871 * attribs.c (decl_attributes): Use %qE for identifiers in
18873 * cgraphunit.c (verify_cgraph_node): Translate function names to
18874 locale character set in diagnostics.
18875 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18877 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18878 Document that functions are named in UTF-8.
18879 * expr.c (expand_expr_real_1): Translate function names to locale
18880 character set in diagnostics.
18881 * gimplify.c (omp_notice_variable, omp_is_private,
18882 gimplify_scan_omp_clauses): Use %qE for identifiers in
18884 * langhooks.c (lhd_print_error_function): Translate function names
18885 to locale character set.
18886 * langhooks.h (decl_printable_name): Document that return value is
18887 in internal character set.
18888 * stmt.c: Include pretty-print.h
18889 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18891 (resolve_operand_name_1): Translate named operand name to locale
18893 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18895 * toplev.c (announce_function): Translate function names to locale
18897 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18898 (default_tree_printer): Use pp_identifier or translate identifiers
18899 to locale character set. Mark "<anonymous>" for translation.
18900 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18901 for identifiers in diagnostics.
18902 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18904 * varasm.c (output_constructor): Use %qE for identifiers in
18907 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18909 * configure.ac: use ` ` instead of $()
18910 * configure: Regenerate.
18912 2009-05-05 Ben Elliston <bje@au.ibm.com>
18914 * config/pa/linux-atomic.c: Eliminate conditional include of
18915 errno.h on non-LP64 systems to simplify build requirements.
18917 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18919 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18921 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18922 and pass value to identifier_to_locale.
18923 (warn_variable_length_array): Make name a tree.
18924 (grokdeclarator): Separate diagnostic texts for named and unnamed
18925 declarators. Use %qE for named declarators.
18926 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18928 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18929 identifiers in diagnostics.
18930 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18931 identifier_to_locale. Mark "anonymous" strings for translation.
18933 2009-05-04 Michael Eager <eager@eagercon.com>
18935 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18936 address for DImode/DFmode only if double-precision FP regs.
18938 2009-05-04 Michael Eager <eager@eagercon.com>
18940 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18941 TARGET_SINGLE_FLOAT check.
18943 2009-05-04 Michael Eager <eager@eagercon.com>
18945 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18947 2009-05-04 Michael Eager <eager@eagercon.com>
18949 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18950 * config/rs6000/t-xilinx: New
18952 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18954 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18955 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18956 * gcc/explow.c (memory_address): Use target hook.
18957 * gcc/targhooks.c (default_legitimize_address): New.
18958 * gcc/targhooks.h (default_legitimize_address): New.
18959 * gcc/target.h (legitimize_address): New.
18960 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18961 (TARGET_INITIALIZER): Include it.
18962 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18964 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18965 * config/bfin/bfin.c (legitimize_address): Remove.
18966 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18967 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18969 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18970 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18972 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18973 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18974 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18975 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18976 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18977 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18978 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18979 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18980 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18981 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18982 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18983 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18984 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18985 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18986 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18987 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18988 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18989 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18990 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18991 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18992 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18993 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18994 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18996 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18997 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18998 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18999 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19000 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19001 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19002 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19003 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19004 (thumb_legitimize_address): Delete.
19005 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19006 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19007 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19008 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19009 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19010 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19012 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19015 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19016 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19017 * config/m32r/m32r.c (m32r_legitimize_address): New.
19018 * config/m68k/m68k.c (m68k_legitimize_address): New.
19019 * config/score/score.c (score_legitimize_address): Standardize.
19020 * config/score/score3.c (score3_legitimize_address): Standardize.
19021 * config/score/score3.h (score3_legitimize_address): Adjust.
19022 * config/score/score7.c (score7_legitimize_address): Standardize.
19023 * config/score/score7.h (score7_legitimize_address): Adjust.
19024 * config/sh/sh.c (sh_legitimize_address): New.
19025 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19027 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19028 (s390_legitimize_address): ... this.
19029 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19030 (sparc_legitimize_address): ... this.
19031 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19032 (ix86_legitimize_address): ... this.
19033 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19034 (avr_legitimize_address): ... this.
19035 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19036 (mn10300_legitimize_address): ... this.
19037 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19038 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19039 (alpha_expand_mov): Adjust call.
19041 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19042 * config/spu/spu.c (spu_legitimize_address): Likewise.
19043 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19044 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19046 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19048 * intl.c (locale_encoding, locale_utf8): New.
19049 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19050 * intl.h (locale_encoding, locale_utf8): Declare.
19051 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19052 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19054 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19056 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19057 (pp_base_tree_identifier): Declare as function.
19058 (identifier_to_locale): Declare.
19059 * Makefile.in (pretty-print.o): Update dependencies.
19060 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19062 2009-05-04 Richard Guenther <rguenther@suse.de>
19064 PR middle-end/40015
19065 * builtins.c (fold_builtin_memory_op): Do not decay to element
19066 type if the size matches the whole array.
19068 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19070 * expmed.c (synth_mult): When trying out a shift, pass the result
19073 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19075 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19076 (shiftsub1_cost): New.
19077 (init_expmed): Compute shiftsub1_cost.
19078 (synth_mult): Optimize multiplications by constants of the form
19079 -(2^^m-1) for some constant positive integer m.
19081 2009-05-03 Richard Guenther <rguenther@suse.de>
19084 * c-typeck.c (array_to_pointer_conversion): Do not built
19085 ADDR_EXPRs of arrays of pointer-to-element type.
19086 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19087 up wrong ADDR_EXPRs after-the-fact.
19088 * c-common.c (strict_aliasing_warning): Strip pointer
19089 conversions for obtaining the original type.
19090 * builtins.c (fold_builtin_memset): Handle array types.
19091 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19094 2009-05-03 Richard Guenther <rguenther@suse.de>
19096 PR middle-end/23329
19097 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19098 Do not lose casts from array types with unknown extent to array
19099 types with known extent.
19100 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19101 alias set compatibility.
19103 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19105 * flags.h (extra_warnings): Delete.
19106 * toplev.c (process_options): Handle Wuninitialized here.
19107 * opts.c (extra_warnings): Delete.
19108 (set_Wextra): Delete.
19109 (common_handle_option): -Wextra can be handled automatically.
19110 * c-opts.c (c_common_handle_option): Delete obsolete code.
19111 (c_common_post_options): Simplify comment.
19112 * common.opt (W): Add Var.
19114 (Wuninitialized): Initialize to -1.
19116 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19117 Richard Guenther <rguenther@suse.de>
19119 * expr.c (get_def_for_expr): New function.
19120 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19121 SSA rather than trees.
19122 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19123 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19125 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19127 * c-common.c (reswords): Add _Imaginary.
19128 * c-common.c (enum rid): Add RID_IMAGINARY.
19130 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19132 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19133 Patch by Richard Guenther.
19135 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19137 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19138 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19139 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19140 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19141 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19142 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19143 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19144 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19145 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19146 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19147 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19148 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19149 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19150 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19151 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19152 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19153 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19154 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19156 2009-05-02 Richard Guenther <rguenther@suse.de>
19158 PR tree-optimization/39940
19159 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19162 2009-05-02 Richard Guenther <rguenther@suse.de>
19164 PR middle-end/40001
19165 * tree-ssa.c (execute_update_addresses_taken): Properly check
19166 if we can mark a variable DECL_GIMPLE_REG_P.
19167 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19168 back to the end of the function.
19169 (is_gimple_reg_type): Remove complex type special casing.
19170 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19173 2009-05-02 Ben Elliston <bje@au.ibm.com>
19175 * doc/collect2.texi (Collect2): Document search path behaviour
19176 when configured with --with-ld.
19178 2009-05-02 Jan Hubicka <jh@suse.cz>
19180 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19181 parameter; update callers.
19182 (coalesce_cost_edge): EH edges are costier because they needs
19183 splitting even if not critical and even more costier when there are
19184 multiple EH predecestors.
19186 2009-05-02 Jan Hubicka <jh@suse.cz>
19188 * except.c (remove_eh_handler_and_replace): Handle updating after
19189 removing TRY blocks.
19191 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19193 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19195 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19197 * varasm.c: Do not include c-pragma.h.
19198 * attribs.c: Do not incude c-common.h.
19200 2009-05-01 Michael Matz <matz@suse.de>
19202 * calls.c (initialize_argument_information): Handle SSA names like
19203 decls with a non MEM_P DECL_RTL.
19205 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19207 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19208 * ipa-utils.c: Likewise.
19209 * ipa-type-escape.c: Likewise.
19210 * cgraphunit.c Do not include c-common.h.
19211 * ipa-pure-const.c: Likewise.
19212 * tree-if-conv.c: Likewise.
19213 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19214 * ipa-struct-reorg.c: Likewise.
19215 * tree-nomudflap.c: Likewise.
19216 * tree-ssa-structalias.c: Likewise.
19218 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19220 * store-motion.c: Many cleanups to make this pass a first-class
19221 citizen instead of an appendix to gcse load motion. Add TODO list
19222 to make this pass faster/cleaner/better.
19224 (struct ls_expr): Post gcse.c-split cleanups.
19225 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19226 "stores" field to "avail_stores".
19227 (pre_ldst_mems): Rename to store_motion_mems.
19228 (pre_ldst_table): Rename to store_motion_mems_table.
19229 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19230 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19231 (ldst_entry): Rename to st_expr_entry, update users.
19232 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19233 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19234 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19236 (first_ls_expr): Rename to first_st_expr, update users.
19237 (next_ls_expr): Rename to next_st_expr, update users.
19238 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19239 fields properly for store motion instead of names inherited from load
19241 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19242 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19245 (ae_kill): Rename to st_kill, update users.
19246 (ae_gen): Rename to st_avloc, update users.
19247 (transp): Rename to st_transp, update users.
19248 (pre_insert_map): Rename to st_insert_map, update users.
19249 (pre_delete_map): Rename to st_delete_map, update users.
19250 (insert_store, build_store_vectors, free_store_memory,
19251 one_store_motion_pass): Update for abovementioned changes.
19253 (gcse_subst_count, gcse_create_count): Remove.
19254 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19255 and "n_stores_created", local variables.
19257 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19260 (regvec, compute_store_table_current_insn): Remove.
19261 (reg_set_info, reg_clear_last_set): Remove.
19262 (compute_store_table): Use DF caches instead of local dataflow
19265 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19267 * c-objc-common.c (c_tree_printer): Print identifiers with
19268 pp_identifier, not pp_string. Mark "({anonymous})" for
19270 * c-pretty-print.c (pp_c_ws_string): New.
19271 (pp_c_cv_qualifier, pp_c_type_specifier,
19272 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19273 pp_c_storage_class_specifier, pp_c_function_specifier,
19274 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19275 pp_c_primary_expression, pp_c_postfix_expression,
19276 pp_c_unary_expression, pp_c_shift_expression,
19277 pp_c_relational_expression, pp_c_equality_expression,
19278 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19279 use pp_string and pp_c_ws_string in place of pp_identifier and
19280 pp_c_identifier for non-identifiers. Mark English strings for
19282 * c-pretty-print.h (pp_c_ws_string): Declare.
19284 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19285 Roland McGrath <roland@redhat.com>
19287 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19288 (ENABLE_LD_BUILDID): New configuration option.
19289 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19290 (LINK_BUILDID_SPEC): New macro.
19291 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19293 * doc/install.texi: Document --enable-linker-build-id option.
19294 * configure: Rebuild.
19295 * config.in: Rebuild.
19297 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19299 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19300 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19301 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19302 MIPS_GP_SAVE_AREA_SIZE.
19303 * config/mips/mips.c (struct mips_frame_info): Update comment
19304 before arg_pointer_offset and hard_frame_pointer_offset.
19305 (mips_compute_frame_info): Update diagram before function: to
19306 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19307 indicate the position of frame_pointer_rtx with -fstack-protector and
19308 to show args_size. Don't allocate cprestore area for leaf functions
19309 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19311 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19313 2009-04-30 Michael Matz <matz@suse.de>
19315 PR tree-optimization/39955
19316 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19318 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19320 * ira.c (setup_cover_and_important_classes): Use safe macro
19321 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19323 * genpreds.c (write_tm_preds_h): Output suitable definition of
19324 REG_CLASS_FOR_CONSTRAINT.
19326 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19328 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19330 * bitmap.c (bitmap_descriptor): Likewise.
19331 * ggc-common.c (loc_descriptor): Likewise.
19332 * varray.c (varray_descriptor): Likewise.
19333 * vec.c (vec_descriptor): Likewise.
19335 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19337 * Makefile.in (dce.o): Add $(EXCEPT_H).
19338 * dce.c: Include except.h and delete redundant vector definitions.
19339 (deletable_insn_p): Return false for non-call insns that can throw
19342 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19344 * gcse.c (ae_gen): Remove.
19345 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19346 and make non-static function to make it available in store-motion.c.
19347 Update call sites with search-and-replace.
19348 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19349 extract_mentioned_regs, extract_mentioned_regs_helper,
19350 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19351 store_killed_in_insn, store_killed_after, store_killed_before,
19352 build_store_vectors, insert_insn_start_basic_block, insert-store,
19353 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19354 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19355 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19356 * store-motion.c: ...new file. Also copy data structures from gcse.c
19357 and clean up to remove parts not used by store motion.
19358 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19359 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19361 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19364 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19365 when optimizing for size.
19367 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19369 * gcse.c (gcse_constant_p): Fix typo in last change.
19371 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19373 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19375 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19377 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19379 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19381 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19382 CONST_HIGH_PART result.
19384 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19386 * config/avr/avr.c (initial_elimination_offset): Rename to
19387 avr_initial_elimination_offset.
19388 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19389 change return type to bool.
19390 (avr_can_eliminate): New function.
19391 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19392 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19393 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19394 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19395 avr_initial_elimination_offset.
19396 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19397 (avr_initial_elimination_offset): Define.
19399 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19400 Steven Bosscher <steven@gcc.gnu.org>
19402 PR rtl-optimization/39938
19403 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19404 * cfgrtl.c: Include insn-attr.h.
19405 (rest_of_pass_free_cfg): New function.
19406 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19407 * resource.c (init_resource_info): Remove call to df_analyze.
19409 2009-04-29 Richard Guenther <rguenther@suse.de>
19412 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19413 allow conversion to signed integers.
19415 2009-04-29 Richard Guenther <rguenther@suse.de>
19417 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19418 shifts of floating point vectors if the shift amount is
19419 a constant multiple of the element size.
19421 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19422 Michael Matz <matz@suse.de>
19424 PR middle-end/39927
19426 * tree-outof-ssa.c (emit_partition_copy): New function.
19427 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19428 insert_part_to_rtx_on_edge): Perform the partition base var
19429 copy using emit_partition_copy.
19430 (insert_value_copy_on_edge): Convert constants to the right mode.
19431 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19432 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19434 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19436 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19437 scan backwards to try to find a constant to initialize it.
19439 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19440 insn before the loop_end instruction, don't look past labels.
19442 2009-04-29 Richard Guenther <rguenther@suse.de>
19444 PR middle-end/39937
19445 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19446 loose type conversions.
19447 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19448 stmts only if there are no uses of its definition.
19450 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19452 * config/bfin/bfin.h (splitting_loops): Declare.
19453 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19454 Reorder bit definitions to be ascending.
19455 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19456 * config/bfin/bfin.c (splitting_loops): New variable.
19457 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19458 (struct loop_info): Remove members INIT and LOOP_INIT.
19459 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19460 the LSETUP sequence. Allow LC to be loaded from any register, but
19461 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19462 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19464 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19465 of reload_completed.
19468 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19470 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19472 * Makefile.in (PLUGIN_VERSION_H): New.
19473 (OBJS-common): Remove plugin-version.o.
19474 (plugin.o): Depend on (PLUGIN_VERSION_H).
19475 (plugin-version.o): Remove.
19476 * configure: Regenerate
19477 * configure.ac: Create plugin-version.h.
19478 * gcc-plugin.h (plugin_gcc_version): Remove.
19479 (plugin_default_version_check): Change signature.
19480 * plugin-version.c: Remove.
19481 * plugin.c: Include plugin-version.h.
19482 (str_plugin_gcc_version_name): Remove.
19483 (try_init_one_plugin): Pass gcc version to plugin_init.
19484 (plugin_default_version_check): Both gcc and plugin versions are now
19487 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19489 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19490 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19491 Remove special case testing for last insn of inner loops. Don't fail
19492 if the loop ends with a jump, emit an extra nop instead.
19494 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19495 DREGS rather than comparing directly. Remove code that tries to
19496 account for latencies.
19498 2009-04-29 Richard Guenther <rguenther@suse.de>
19500 PR tree-optimization/39941
19501 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19502 eliminating an indirect call.
19504 2009-04-29 Richard Guenther <rguenther@suse.de>
19506 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19507 parameter. Allow invariants as base if !require_lvalue.
19508 (verify_gimple_assign_single): Adjust.
19510 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19512 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19513 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19514 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19515 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19516 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19518 * config/bfin/bfin.c (bfin_expand_builtin,
19519 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19521 2009-04-28 Richard Guenther <rguenther@suse.de>
19523 * tree-vect-loop.c (get_initial_def_for_induction): Use
19524 correct types for pointer increment.
19526 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19528 * toplev.c (print_version): Update GMP version string calculation.
19530 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19532 PR rtl-optimization/39938
19533 * resource.c (init_resource_info): Add call to df_analyze.
19535 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19537 * config/alpha/alpha.md (usegp): Cast the result of
19538 alpha_find_lo_sum_using_gp to enum attr_usegp.
19539 * config/alpha/alpha.c (override_options): Remove end-of-structure
19540 marker element from cpu_table. Use array size of cpu_table to handle
19541 -mcpu and -mtune options.
19542 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19544 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19546 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19547 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19548 tune_32 and tune_64.
19549 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19550 support on PowerPC.
19551 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19552 * config/rs6000/option-defaults.h: ... here. New file.
19553 (OPT_64, OPT_32): Define.
19554 (MASK_64BIT): Define to 0 if not already defined.
19555 (OPT_ARCH64, OPT_ARCH32): Define.
19556 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19559 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19561 * config/arm/arm.c (arm_override_options): Emit error on using
19564 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19566 PR rtl-optimization/39914
19567 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19568 registers for allocnos created from user-defined variables only
19569 when not optimizing.
19571 2009-04-28 Richard Guenther <rguenther@suse.de>
19573 PR middle-end/39937
19574 * fold-const.c (fold_binary): Use distribute_real_division only
19577 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19579 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19580 add hpux-stdint.h to tm_file.
19581 (hppa[12]*-*-hpux11*): Ditto.
19582 (ia64*-*-hpux*): Ditto.
19583 * config/hpux-stdint.h: New.
19584 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19585 __STDC_EXT__ for all compiles.
19586 * config/pa/pa-hpux.h: Ditto.
19587 * config/pa/pa-hpux10.h: Ditto.
19588 * config/pa/pa-hpux11.h: Ditto.
19590 2009-04-28 Catherine Moore <clm@codesourcery.com>
19592 * debug.h (set_name): Add comment.
19594 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19597 * config/darwin.c (machopic_gen_offset): Check
19598 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19599 * config/arm/arm.c (require_pic_register): Likewise.
19601 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19603 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19604 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19605 m32c_promote_prototypes): Delete.
19607 2009-04-28 Michael Matz <matz@suse.de>
19609 PR middle-end/39922
19610 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19613 2009-04-28 Richard Guenther <rguenther@suse.de>
19615 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19617 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19619 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19620 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19621 * config/arm/arm-tune.md: Regenerate.
19623 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19625 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19626 block if there are complex incoming edges.
19627 (sel_merge_blocks): Remove useless assert.
19628 (sel_redirect_edge_and_branch): Check that edge was redirected.
19629 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19630 (sel_find_rgns): Delete declaration.
19631 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19632 the region when it is not a preheader.
19634 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19637 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19639 2009-04-28 Richard Guenther <rguenther@suse.de>
19641 * tree.h (SSA_NAME_VALUE): Remove.
19642 (struct tree_ssa_name): Remove value_handle member.
19643 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19644 array for jump threading.
19645 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19647 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19648 * tree-flow.h (threadedge_initialize_values): Declare.
19649 (threadedge_finalize_values): Likewise.
19650 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19651 (SSA_NAME_VALUE): Define.
19652 (threadedge_initialize_values): New function.
19653 (threadedge_finalize_values): Likewise.
19654 * tree-ssa-dom.c (ssa_name_values): New global variable.
19655 (SSA_NAME_VALUE): Define.
19656 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19658 2009-04-28 Ira Rosen <irar@il.ibm.com>
19660 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19661 Use REPORT_VECTORIZED_LOCATIONS instead
19662 REPORT_VECTORIZED_LOOPS.
19663 * tree-vectorizer.c (vect_verbosity_level): Make static.
19664 (vect_loop_location): Rename to vect_location.
19665 (vect_set_verbosity_level): Update comment.
19666 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19668 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19669 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19670 instead REPORT_UNVECTORIZED_LOOPS.
19671 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19672 and vect_loop_def to vect_external_def and vect_internal_def.
19673 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19674 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19675 REPORT_UNVECTORIZED_LOCATIONS.
19676 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19677 and vect_used_in_loop and to vect_unused_in_scope and
19678 vect_used_in_scope.
19679 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19680 (vect_verbosity_level): Remove declaration.
19681 (vect_analyze_operations): Likewise.
19682 (vect_analyze_stmt): Declare.
19683 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19684 REPORT_UNVECTORIZED_LOCATIONS.
19685 (vect_get_loop_niters): Fix indentation.
19686 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19687 (vect_analyze_loop_operations): New function.
19688 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19689 vect_analyze_operations.
19690 (vect_is_simple_reduction): Use new names.
19691 (vectorizable_live_operation, vect_transform_loop): Likewise.
19692 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19693 to specify whether the data references can be a part of interleaving
19695 (vect_analyze_data_ref_dependence): Use new names.
19696 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19697 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19698 * tree-vect-patterns.c (widened_name_p): Use new names.
19699 (vect_recog_dot_prod_pattern): Likewise.
19700 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19701 (process_use, vect_mark_stmts_to_be_vectorized,
19702 vect_model_simple_cost, vect_model_store_cost,
19703 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19704 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19705 vectorizable_operation, vectorizable_type_demotion,
19706 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19707 vectorizable_condition): Likewise.
19708 (vect_analyze_operations): Split into vect_analyze_loop_operations
19710 (vect_analyze_stmt): ... new function.
19711 (new_stmt_vec_info): Use new names.
19712 (vect_is_simple_use): Use new names and fix comment.
19713 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19714 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19716 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19719 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19720 and integer modes for x87 operands. Do not ICE for unsupported size,
19721 generate error instead. Generate error for unsupported operand types.
19722 ['z']: Do not handle HImode memory operands specially. Warning
19723 for floating-point operands. Fallthru to 'Z' for unsupported operand
19724 types. Do not ICE for unsupported size, generate error instead.
19725 (output_387_binary_op): Use %Z to output operands.
19726 (output_fp_compare): Ditto.
19727 (output_387_reg_move): Ditto.
19729 2009-04-28 Ben Elliston <bje@au.ibm.com>
19734 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19736 * builtins.c (c_strlen): Do not warn here.
19737 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19738 * c-common.c (pointer_int_sum): Take an explicit location.
19739 Warn about offsets out of bounds.
19740 * c-common.h (pointer_int_sum): Adjust declaration.
19742 2009-04-27 Ian Lance Taylor <iant@google.com>
19744 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19746 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19747 * df-core.c (df_set_flags): Change return type to int. Change
19748 type of old_flags to int.
19749 (df_clear_flags): Likewise.
19750 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19751 (df_get_conditional_uses): Likewise.
19752 * df.h (df_set_flags, df_clear_flags): Update declarations.
19753 * dwarf2out.c (struct indirect_string_node): Change type of form
19754 field to enum dwarf_form.
19755 (AT_string_form): Change return type to enum dwarf_form.
19756 * fixed-value.c (fixed_compare): Add cast to enum type.
19757 * fwprop.c (update_df): Change 0 to VOIDmode.
19758 * gensupport.c: Change 0 to UNKNOWN.
19759 * gimple.h (gimple_cond_code): Add cast to enum type.
19760 * haifa-sched.c (reemit_notes): Add cast to enum type.
19761 * hooks.c (hook_int_void_no_regs): Remove function.
19762 * hooks.h (hook_int_void_no_regs): Remove declaration.
19763 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19764 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19765 * real.c (real_arithmetic): Add cast to enum type.
19766 (real_compare): Likewise.
19767 * target.h (struct gcc_target): Change return type of
19768 branch_target_register_class to enum reg_class.
19769 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19770 default_branch_target_register_class.
19771 * targhooks.c (default_branch_target_register_class): New function.
19772 * targhooks.h (default_branch_target_register_class): Declare.
19773 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19774 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19776 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19778 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19779 vect_uninitialized_def. Change 0 to ERROR_MARK.
19780 * tree-vect-stmts.c (supportable_widening_operation): Don't
19781 initialize icode1 and icode2.
19782 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19783 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19785 (cmn_err_flag_specs): Change 0 to STD_C89.
19786 (cmn_err_char_table): Likewise.
19787 * config/arm/arm.c (get_arm_condition_code): Change type of code
19788 to enum arm_cond_code.
19789 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19790 (IWMMXT_BUILTIN2): Likewise.
19791 (neon_builtin_type_bits): Don't define typedef.
19792 (neon_builtin_datum): Change type of bits field to int.
19793 (arm_expand_neon_args): Add cast to enum type.
19794 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19796 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19797 casts to enum type.
19798 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19800 * config/mips/mips.md (jal_macro): Return enum constant.
19801 (single_insn): Likewise.
19802 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19804 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19805 casts to enum type.
19806 * config/s390/s390.c (s390_tune_flags): Change type to int.
19807 (s390_arch_flags): Likewise.
19808 (s390_handle_arch_option): Change flags field of struct pta to int.
19809 * config/s390/s390.h (s390_tune_flags): Update declaration.
19810 (s390_arch_flags): Likewise.
19811 * config/sh/sh.c (prepare_move_operands): Compare
19812 tls_symbolic_operand result with enum constant.
19813 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19814 (sh_expand_prologue): Add cast to enum type.
19815 (sh_expand_epilogue): Likewise.
19816 (tls_symbolic_operand): Change return type to enum tls_model.
19817 (fpscr_set_from_mem): Add cast to enum type.
19818 (legitimize_pic_address): Compare tls_symbolic_operand result with
19820 (sh_target_reg_class): Change return type to enum reg_class.
19821 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19823 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19824 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19825 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19826 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19827 (delayed_branch, tls_call_delay): Likewise.
19828 (eligible_for_sibcall_delay): Likewise.
19829 (eligible_for_return_delay): Likewise.
19830 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19831 (spu_expand_builtin_1): Likewise.
19833 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19834 for all types of conversions.
19835 (output_init_element): Issue -Wc++-compat warning if needed when
19836 initializing a bitfield with enum type.
19837 * c-parser.c (c_parser_expression): Set original_type to
19838 original_type of right hand operand of comma operator.
19840 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19842 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19844 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19845 * doc/cpp.texi (Standard Predefined Macros)
19846 (Implementation-defined behavior): Likewise.
19847 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19848 * doc/gimple.texi (GIMPLE Exception Handling)
19849 (@code{GIMPLE_ASSIGN}): Likewise.
19850 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19851 * doc/invoke.texi (Warning Options, Optimize Options)
19852 (AVR Options, Darwin Options): Likewise.
19853 (Optimize Options): Reformulate -fwhole-program description.
19854 * doc/loop.texi (Lambda): Likewise.
19855 * doc/md.texi (Output Template, Define Constraints)
19856 (Standard Names, Insn Splitting): Likewise.
19857 * doc/options.texi (Option properties): Likewise.
19858 * doc/passes.texi (Tree-SSA passes): Likewise.
19859 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19860 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19861 (File Names and DBX): Likewise.
19862 * doc/trouble.texi (Incompatibilities): Likewise.
19864 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19866 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19867 instruction is correct.
19869 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19871 Allow non-constant arguments to conversion intrinsics.
19872 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19873 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19874 * spu.c (print_operand): Handle 'v' and 'w'.
19875 (exp2_immediate_p, spu_gen_exp2): Define.
19876 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19877 spu_convtf_1): Update parameter descriptions.
19878 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19879 * constraints.md ('v', 'w'): New.
19880 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19882 (i2f, I2F): New define_mode_attr.
19883 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19884 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19885 fixuns_truncv4sfv4si2): Update to use mode attribute.
19886 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19887 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19888 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19889 patterns for combine.
19891 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19893 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19894 (cprop, hoist, pre, store_motion): New debug counters.
19895 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19896 is not an RTL pass anymore.
19897 (pass_profiling): Remove extern decl for pass removed in 2005.
19898 (pass_gcse, pass_jump_bypass): Remove.
19899 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19900 to 0 for clean state.
19901 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19902 * cse.c (gate_handle_cse_after_global_opts,
19903 rest_of_handle_cse_after_global_opts): New functions.
19904 (pass_cse_after_global_opts): New pass, does local CSE.
19905 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19906 (TV_CPROP): New timevar.
19907 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19908 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19909 (gcse_main, recompute_all_luids): Remove.
19910 (compute_hash_table_work): Call max_reg_num instead of reading
19912 (cprop_jump): Don't set run_jump_opt_after_gcse.
19913 (constprop_register): Always allow to alter jumps.
19914 (cprop_insn): Likewise.
19915 (do_local_cprop): Likewise.
19916 (local_cprop_pass): Likewise. Return non-zero if something changed.
19917 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19918 (find_implicit_sets): Add note about missed optimization opportunity.
19919 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19920 pass_rtl_cprop execute function.
19921 Don't bother tracking the pass number, each pass gets its own dumpfile
19923 Always allow to alter jumpsand bypass jumps.
19924 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19925 will just find no suitable set.
19926 (pre_edge_insert): Fix dumping, this function is for PRE only.
19927 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19928 pass_rtl_pre execute function.
19929 (hoist_code): Return non-zero if something changed. Keep track of
19930 substitutions and insertions for statistics gathering similar to PRE.
19931 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19932 called from the pass_rtl_hoist execute function. Show pass statistics.
19933 (compute_store_table): Use max_reg_num directly instead of using the
19934 formerly global max_gcse_regno.
19935 (build_store_vectors): Likewise.
19936 (replace_store_insn): Fix dumping.
19937 (store_motion): Rename to ...
19938 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19939 pass, called from the pass_rtl_store_motion execute function. Keep
19940 track of substitutions and insertions for statistics gathering similar
19942 (bypass_jumps): Remove, fold interesting bits into ...
19943 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19944 from the pass_rtl_cprop execute function.
19945 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19946 pass_jump_bypass): Remove.
19947 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19948 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19949 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19950 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19951 (gate_rtl_store_motion, execute_rtl_store_motion,
19952 pass_rtl_store_motion): New.
19953 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19954 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19955 * passes.c (init_optimization_passes): Remove pass_gcse and
19956 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19957 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19958 instead of pass_jump_bypass.
19960 2009-04-27 Richard Guenther <rguenther@suse.de>
19962 PR middle-end/39928
19963 * gimplify.c (gimplify_expr): If we are required to create
19964 a temporary make sure it ends up as register.
19966 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19969 * config/i386/i386.c (construct_container): Don't call
19970 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19971 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19973 2009-04-27 Michael Matz <matz@suse.de>
19975 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19976 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19977 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19978 (dump_replaceable_exprs): Take a bitmap.
19979 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19981 (expand_gimple_basic_block): Likewise.
19982 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19983 replaceable_expressions member a bitmap.
19984 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19985 (mark_replaceable): Likewise.
19986 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19987 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19989 2009-04-27 Richard Guenther <rguenther@suse.de>
19991 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19992 (verify_stmts): Dispatch to gimple/type verification code.
19993 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19994 issue with call argument types.
19996 2009-04-27 Michael Matz <matz@suse.de>
19998 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19999 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20002 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20003 Eric Botcazou <ebotcazou@adacore.com>
20005 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20006 a label's basic block.
20007 (mark_target_live_regs): Tidy and rework obsolete comments.
20008 Change back DF problem to LIVE. If a label starts a basic block,
20009 assume that all registers that used to be live then still are.
20010 (init_resource_info): If a label starts a basic block, set its
20011 BLOCK_FOR_INSN accordingly.
20012 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20014 2009-04-27 Richard Guenther <rguenther@suse.de>
20016 * tree-flow-inline.h (function_ann): Remove.
20017 (get_function_ann): Likewise.
20018 * tree-dfa.c (create_function_ann): Remove.
20019 * tree-flow.h (struct static_var_ann_d): Remove.
20020 (struct function_ann_d): Likewise.
20021 (union tree_ann_d): Remove fdecl member.
20022 (function_ann_t): Remove.
20023 (function_ann, get_function_ann, create_function_ann): Remove
20026 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20028 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20030 2009-04-27 Jan Hubicka <jh@suse.cz>
20032 * ipa-pure-const.c (struct funct_state_d): New fields
20033 state_previously_known, looping_previously_known; remove
20034 state_set_in_source.
20035 (analyze_function): Use new fields.
20036 (propagate): Avoid assumption that state_set_in_source imply
20039 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20040 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20041 * cfgloop.h (finite_loop_p): Declare.
20043 2009-04-26 Michael Matz <matz@suse.de>
20045 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20047 2009-04-26 Michael Matz <matz@suse.de>
20049 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20050 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20051 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20052 pass_mark_used_blocks): Remove.
20053 * tree-optimize.c (pass_free_datastructures,
20054 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20055 * passes.c (init_optimization_passes): Don't call
20056 pass_mark_used_blocks, remove dead code.
20058 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20060 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20061 * tree-ssa-live.h (register_ssa_partition): Likewise.
20063 2009-04-26 Michael Matz <matz@suse.de>
20066 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20067 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20068 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20070 (compare_pairs): Swap cost comparison.
20071 (coalesce_ssa_name): Don't use change_partition_var.
20072 * tree-nrv.c (struct nrv_data): Add modified member.
20073 (finalize_nrv_r): Set it.
20074 (tree_nrv): Use it to update statements.
20075 (pass_nrv): Require PROP_ssa.
20076 * tree-mudflap.c (mf_decl_cache_locals,
20077 mf_build_check_statement_for): Use make_rename_temp.
20078 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20079 * alias.c (find_base_decl): Handle SSA names.
20080 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20081 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20082 * rtl.h (set_reg_attrs_for_parm): Declare.
20083 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20084 to "optimized", remove unused locals at finish.
20085 (execute_free_datastructures): Make global, call
20086 delete_tree_cfg_annotations.
20087 (execute_free_cfg_annotations): Don't call
20088 delete_tree_cfg_annotations.
20090 * ssaexpand.h: New file.
20091 * expr.c (toplevel): Include ssaexpand.h.
20092 (expand_assignment): Handle SSA names the same as register variables.
20093 (expand_expr_real_1): Expand SSA names.
20094 * cfgexpand.c (toplevel): Include ssaexpand.h.
20095 (SA): New global variable.
20096 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20097 (SSAVAR): New macro.
20098 (set_rtl): New helper function.
20099 (add_stack_var): Deal with SSA names, use set_rtl.
20100 (expand_one_stack_var_at): Likewise.
20101 (expand_one_stack_var): Deal with SSA names.
20102 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20103 before unique numbers.
20104 (expand_stack_vars): Use set_rtl.
20105 (expand_one_var): Accept SSA names, add asserts for them, feed them
20106 to above subroutines.
20107 (expand_used_vars): Expand all partitions (without default defs),
20108 then only the local decls (ignoring those expanded already).
20109 (expand_gimple_cond): Remove edges when jumpif() expands an
20110 unconditional jump.
20111 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20112 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20114 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20115 members of SA; deal with PARM_DECL partitions here; expand
20116 all PHI nodes, free tree datastructures and SA. Commit instructions
20117 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20118 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20119 info and statements at start, collect garbage at finish.
20120 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20121 (VAR_ANN_PARTITION) Remove.
20122 (change_partition_var): Don't declare.
20123 (partition_to_var): Always return SSA names.
20124 (var_to_partition): Only accept SSA names.
20125 (register_ssa_partition): Only check argument.
20126 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20128 (delete_var_map): Don't free it.
20129 (var_union): Only accept SSA names, simplify.
20130 (partition_view_init): Mark only useful SSA names as used.
20131 (partition_view_fini): Only deal with SSA names.
20132 (change_partition_var): Remove.
20133 (dump_var_map): Use ssa_name instead of partition_to_var member.
20134 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20136 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20137 (struct _elim_graph): New member const_dests; nodes member vector of
20139 (set_location_for_edge): New static helper.
20140 (create_temp): Remove.
20141 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20142 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20143 (new_elim_graph): Allocate const_dests member.
20144 (clean_elim_graph): Truncate const_dests member.
20145 (delete_elim_graph): Free const_dests member.
20146 (elim_graph_size): Adapt to new type of nodes member.
20147 (elim_graph_add_node): Likewise.
20148 (eliminate_name): Likewise.
20149 (eliminate_build): Don't take basic block argument, deal only with
20150 partition numbers, not variables.
20151 (get_temp_reg): New static helper.
20152 (elim_create): Use it, deal with RTL temporaries instead of trees.
20153 (eliminate_phi): Adjust all calls to new signature.
20154 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20155 (rewrite_trees): Only do checking.
20156 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20157 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20158 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20159 contains_tree_r, MAX_STMTS_IN_LATCH,
20160 process_single_block_loop_latch, analyze_edges_for_bb,
20161 perform_edge_inserts): Remove.
20162 (expand_phi_nodes): New global function.
20163 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20164 functions, initialize new parameter, remember partitions having a
20166 (finish_out_of_ssa): New global function.
20167 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20168 don't reset in_ssa_p here, don't disable TER when mudflap.
20169 (pass_del_ssa): Remove.
20170 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20172 (execute_free_datastructures): Declare.
20173 * Makefile.in (SSAEXPAND_H): New variable.
20174 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20175 * basic-block.h (commit_one_edge_insertion): Declare.
20176 * passes.c (init_optimization_passes): Move pass_nrv and
20177 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20178 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20179 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20180 (redirect_branch_edge): Deal with super block when expanding, split
20181 out jump patching itself into ...
20182 (patch_jump_insn): ... here, new static helper.
20184 2009-04-26 Michael Matz <matz@suse.de>
20186 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20187 beyond num_ssa_names.
20188 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20189 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20191 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20193 PR inline-asm/39543
20194 * fwprop.c (forward_propagate_asm): New function.
20195 (forward_propagate_and_simplify): Propagate also into __asm, if it
20196 doesn't increase the number of referenced registers.
20199 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20201 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20203 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20204 note_nonlocal_vla_type for nonlocal VLAs.
20205 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20206 contains_remapped_vars, remap_vla_decls): New functions.
20207 (convert_nonlocal_reference_stmt): If not optimizing, call
20208 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20209 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20210 if it wasn't found in var_map.
20211 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20212 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20213 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20215 * gimplify.c (nonlocal_vlas): New variable.
20216 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20218 (gimplify_body): Create and destroy nonlocal_vlas.
20220 * dwarf2out.c (loc_descr_plus_const): New function.
20221 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20222 mem_loc_descriptor, loc_descriptor_from_tree_1,
20223 descr_info_loc, gen_variable_die): Use it.
20225 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20226 !TREE_STATIC VAR_DECLs.
20227 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20228 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20229 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20230 DECL_BY_REFERENCE is valid.
20231 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20232 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20233 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20234 Copy DECL_BY_REFERENCE.
20235 (struct nesting_copy_body_data): New type.
20236 (nesting_copy_decl): New function.
20237 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20238 if they have variable length.
20240 2009-04-26 Michael Matz <matz@suse.de>
20242 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20243 mark new temporaries for renaming.
20245 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20248 * c-decl.c (global_bindings_p): Return negative value.
20249 (c_variable_size): New. Based on variable_size from
20251 (grokdeclarator): Call c_variable_size not variable_size.
20253 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20255 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20257 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20259 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20260 Redefine it to just use mingw/include.
20261 (ASM_SPEC): Rules for -m32 and -m64.
20262 (LINK_SPEC): Use Likewise.
20263 (SPEC_32): New define.
20264 (SPEC_64): Likewise.
20265 (SUB_LINK_SPEC): Likewise.
20266 (MULTILIB_DEFAULTS): New define.
20267 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20268 Add multilib options.
20269 (MULTILIB_DIRNAMES): Likewise.
20270 (MULTILIB_OSDIRNAMES): Likewise.
20271 (LIBGCC): Likewise.
20272 (INSTALL_LIBGCC): Likewise.
20274 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20277 * c-tree.h (enum c_inline_static_type): New.
20278 (record_inline_static): Declare.
20279 * c-decl.c (struct c_inline_static, c_inline_statics,
20280 record_inline_static, check_inline_statics): New.
20281 (pop_file_scope): Call check_inline_statics.
20282 (start_decl): Call record_inline_static instead of pedwarning
20283 directly for static in inline function.
20284 * c-typeck.c (build_external_ref): Call record_inline_static
20285 instead of pedwarning directly for static referenced in inline
20288 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20290 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20291 not new but only being rescanned.
20292 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20293 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20294 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20295 record_set_info, compute_set, grealloc): Remove.
20296 (recompute_all_luids): New function.
20297 (gcse_main): Don't compute sets, and don't do related memory
20298 allocations/free-ing. If something changed before the end of the
20299 pass, update LUIDs using recompute_all_luids.
20300 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20301 (free_gcse_mem): Don't free it either.
20302 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20303 Use the df insn LUIDs.
20304 (load_killed_in_block): Likewise.
20305 (compute_hash_table_work): Don't compute reg_set_in_block.
20306 (compute_transp): Use DF_REG_DEF_CHAINs.
20307 (local_cprop_pass): Don't use compute_sets and related functions.
20308 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20309 Use get_max_uid() instead of max_cuid.
20310 (insert_insn_end_basic_block, pre_insert_copy_insn,
20311 update_ld_motion_stores): Don't try to
20312 keep reg_set tables up to date.
20313 (pre_insert_copies): Use df insn LUIDs.
20314 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20315 (reg_set_info): Don't use extra bitmap argument.
20316 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20317 information to compute regs_set_in_block.
20318 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20319 (bypass_jumps): Don't use compute_sets and friends.
20321 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20324 * opts.c (undocumented_msg): Do not leave blank even with
20327 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20329 * c-decl.c (build_enumerator): Allow values folding to integer
20330 constants but not integer constant expressions with a pedwarn if
20333 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20336 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20337 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20338 type is an integer constant.
20340 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20343 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20346 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20349 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20350 with variably modified return type and no storage class
20351 specifiers, except for the case of nested functions. Distinguish
20352 extern declarations of functions with variably modified return
20353 types from those of objects with variably modified types.
20355 2009-04-25 Jan Hubicka <jh@suse.cz>
20357 * tree.c (list_equal_p): New function.
20358 * tree.h (list_equal_p): Declare.
20359 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20360 basic_block_def, basic_block, const_basic_block): New.
20361 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20362 (redirect_eh_edge): New function.
20363 (make_eh_edge_update_phi): EH edges are not abnormal.
20364 * except.c: Include tree-flow.h.
20365 (list_match): New function.
20366 (eh_region_replaceable_by_p): New function.
20367 (replace_region): New function.
20368 (hash_type_list): New function.
20369 (hash_eh_region): New function.
20370 (eh_regions_equal_p): New function.
20371 (merge_peers): New function.
20372 (remove_unreachable_regions): Verify EH tree when checking;
20374 (copy_eh_region_1): New function.
20375 (copy_eh_region): New function.
20376 (push_reachable_handler): New function.
20377 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20378 regions without label but with live RESX.
20379 * except.h (redirect_eh_edge_to_label): New.
20380 * tree-flow.h (redirect_eh_edge): New.
20381 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20382 basic_block_def, basic_block, const_basic_block): Remove.
20383 * Makefile.in (except.o): Add dependency on tree-flow.h
20384 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20385 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20388 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20391 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20392 on the destination of memcpy.
20394 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20396 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20397 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20398 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20400 2009-04-25 Jan Hubicka <jh@suse.cz>
20402 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20403 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20404 to be reached by different label than left.
20405 (update_eh_edges): Update comment; remove edge_to_remove if possible
20406 and return true if suceeded.
20407 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20408 (cleanup_eh): Compute sharing map.
20409 * except.c (remove_eh_handler_and_replace): Add argument if we should
20411 (remove_unreachable_regions): Update for label sharing.
20412 (label_to_region_map): Likewise.
20413 (get_next_region_sharing_label): New function.
20414 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20416 (remove_eh_handler): Update.
20417 (remove_eh_region_and_replace_by_outer_of): New function.
20418 * except.h (struct eh_region): Add next_region_sharing_label.
20419 (remove_eh_region_and_replace_by_outer_of,
20420 get_next_region_sharing_label): Declare.
20421 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20423 2009-04-25 Jan Hubicka <jh@suse.cz>
20425 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20426 insert code even if they are not critical.
20428 2009-04-25 Jan Hubicka <jh@suse.cz>
20430 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20431 (gimple_can_remove_branch_p): EH edges won't remove branch by
20433 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20434 updating of non-abnormal EH edges.
20435 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20436 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20437 (split_critical_edges): Split also edges where emitting code on them
20438 will lead to splitting later.
20440 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20441 H.J. Lu <hongjiu.lu@intel.com>
20444 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20445 the configured assembler supports fildq and fistpq mnemonics.
20446 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20447 * configure: Regenerated.
20448 * config.in: Ditto.
20450 * config/i386/i386.c (print_operand): Handle 'Z'.
20451 ['z']: Remove handling of special fild/fist suffixes.
20452 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20453 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20454 suffix of fild insn.
20455 (*floatsi<mode>2_vector_mixed): Ditto.
20456 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20457 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20458 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20459 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20460 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20462 2009-04-25 Ben Elliston <bje@au.ibm.com>
20464 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20465 the source of a set operation.
20467 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20469 * target.h (struct gcc_target): Add case_values_threshold field.
20470 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20471 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20472 * targhooks.c (default_case_values_threshold): New function.
20473 * targhooks.h (default_case_values_threshold): Declare function.
20474 * stmt.c (expand_case): Use case_values_threshold target hook.
20475 * expr.h (case_values_threshold): Remove declartation.
20476 * expr.c (case_values_threshold): Remove function.
20477 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20479 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20480 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20481 (avr_case_values_threshold): Declare as static.
20482 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20484 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20485 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20486 (mn10300_case_values_threshold): New function.
20488 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20490 * ira.c (setup_cover_and_important_classes): Add enum cast.
20492 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20494 * genpreds.c (write_enum_constraint_num): Output definition of
20495 CONSTRAINT_NUM_DEFINED_P macro.
20496 * ira.c (setup_cover_and_important_classes): Use
20497 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20499 2009-04-24 DJ Delorie <dj@redhat.com>
20501 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20502 __SH2A_SINGLE_ONLY__ also.
20504 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20506 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20507 (movdf_internal): Ditto.
20508 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20509 SFmode and DFmode constants.
20510 (ia64_print_operand): Add 'G' format for printing
20511 floating point constants.
20513 2009-04-24 Richard Guenther <rguenther@suse.de>
20515 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20516 from unsigned additions.
20518 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20520 * c-typeck.c (set_init_index): Allow array designators that are
20521 not integer constant expressions with a pedwarn if pedantic.
20523 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20525 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20526 zero if no overlap in nonzero bits between the operands.
20528 2009-04-24 Ian Lance Taylor <iant@google.com>
20530 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20531 (record_dead_and_set_regs): Likewise.
20532 * df.h (struct df_mw_hardreg): Change flags field to int.
20533 (struct df_base_ref): Likewise.
20534 (struct df): Change changeable_flags field to int.
20535 * df-scan.c (df_defs_record): Change clobber_flags to int.
20536 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20537 constants rather than #define macros.
20538 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20539 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20540 (enum dwarf_calling_convention): Likewise.
20541 (enum dwarf_line_number_x_ops): Likewise.
20542 (enum dwarf_call_frame_info): Likewise.
20543 (enum dwarf_source_language): Likewise.
20544 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20545 (add_calling_convention_attribute): Likewise.
20546 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20547 (combine_comparisons): Change compcode to int. Add cast to enum type.
20548 * genrecog.c (maybe_both_true_2): Change c to int.
20549 (write_switch): Likewise. Add cast to enum type.
20550 * gimplify.c (gimplify_omp_for): Handle return values from
20551 gimplify_expr using MIN rather than bitwise or.
20552 (gimplify_expr): Add cast to enum type.
20553 * ipa-prop.c (update_jump_functions_after_inlining): Change
20554 IPA_BOTTOM to IPA_JF_UNKNOWN.
20555 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20556 Add casts to enum type.
20557 (setup_cover_and_important_classes): Change cl to int. Add casts
20559 (setup_class_translate): Change cl and mode to int.
20560 (ira_init_once): Change mode to int.
20561 (free_register_move_costs): Likewise.
20562 (setup_prohibited_mode_move_regs): Add casts to enum type.
20563 * langhooks.c (add_builtin_function_common): Rework assertion that
20564 value fits bitfield.
20565 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20566 * omega.c (omega_do_elimination): Avoid math on enum types.
20567 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20568 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20569 int local to handle integral_argment value.
20570 * regmove.c (try_auto_increment): Change PUT_MODE to
20572 * reload.c (push_secondary_reload): Add casts to enum type.
20573 (secondary_reload_class, find_valid_class): Likewise.
20574 * reload1.c (emit_input_reload_insns): Likewise.
20575 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20576 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20577 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20579 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20580 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20582 (expand_complex_libcall): Add casts to enum type.
20583 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20584 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20585 with ERROR_MARK, not NUM_TREE_CODES.
20586 (vect_create_epilog_for_reduction): Likewise.
20587 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20588 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20589 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20591 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20592 vect_unused_in_loop. Change 0 to loop_vect.
20593 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20594 * var-tracking.c (get_init_value): Change return type to enum
20596 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20597 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20599 (arm_override_options): Add casts to enum type.
20600 (arm_emit_tls_decoration): Likewise.
20601 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20603 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20604 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20605 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20607 * config/s390/s390.c (code_for_builtin_64): Change to array of
20609 (code_for_builtin_31): Likewise.
20610 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20612 * config/sparc/sparc.c (sparc_override_options): Change value
20613 field in struct code_model to enum cmodel. In initializer change
20614 0 to NULL and add cast to enum type.
20616 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20617 Change all callers. Issue a -Wc++-compat warning using
20618 lhs_origtype if necessary.
20619 (convert_for_assignment): Issue -Wc++-compat warnings about
20620 invalid conversions to enum type on assignment.
20621 * c-common.h (build_modify_expr): Update declaration.
20623 2009-04-24 Nick Clifton <nickc@redhat.com>
20625 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20626 (function_arg_advance): Likewise.
20627 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20630 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20632 * config/s390/constraints.md ('I', 'J'): Fix condition.
20634 2009-04-24 Diego Novillo <dnovillo@google.com>
20636 * gengtype-parse.c (parse_error): Add newline after message.
20638 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20640 * config/i386/sse.md (avxmodesuffixs): Removed.
20641 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20642 (*avx_pinsr<ssevecsize>): This.
20644 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20646 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20647 follow chains of regs with a single definition, and allow expressions
20648 that are function_invariant_p.
20649 (simple_rhs_p): Allow expressions that are function_invariant_p.
20651 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20653 PR middle-end/39867
20654 * fold-const.c (fold_cond_expr_with_comparison): When folding
20655 > and >= to MAX, make sure the MAX uses the same type as the
20656 comparison's operands.
20658 2009-04-24 Nick Clifton <nickc@redhat.com>
20660 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20661 addressing for DImode accesses.
20662 (frv_print_operand_address): Handle PLUS case.
20663 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20665 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20667 PR rtl-optimization/39794
20668 * alias.c (canon_true_dependence): Add x_addr argument.
20669 * rtl.h (canon_true_dependence): Adjust prototype.
20670 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20671 * cselib.c (cselib_invalidate_mem): Likewise.
20672 * gcse.c (compute_transp): Likewise.
20673 * dse.c (scan_reads_nospill): Likewise.
20674 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20675 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20676 canon_base_addr of the group, plus optional offset.
20677 (struct group_info): Rename canon_base_mem to
20679 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20680 canon_rtx of base_mem.
20682 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20684 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20685 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20687 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20689 * config/spu/spu-builtins.h: Delete file.
20691 * config/spu/spu.h (enum spu_builtin_type): Move here from
20693 (struct spu_builtin_description): Likewise. Add GTY marker.
20694 Do not use enum spu_function_code or enum insn_code.
20695 (spu_builtins): Add extern declaration.
20697 * config/spu/spu.c: Do not include "spu-builtins.h".
20698 (enum spu_function_code, enum spu_builtin_type_index,
20699 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20700 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20701 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20702 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20703 (spu_builtin_types): Make static. Add GTY marker.
20704 (spu_builtins): Add extern declaration with GTY marker.
20705 Include "gt-spu.h".
20707 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20708 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20709 Check programmatically whether all parameters are scalar.
20711 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20713 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20715 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20716 assignment from the constructor either if the target is volatile.
20718 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20720 * config/arm/arm.md (insv): Do not share operands[0].
20722 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20724 * config/vxlib-tls.c (active_tls_threads): Delete.
20725 (delete_hook_installed): New.
20726 (tls_delete_hook): Don't delete the delete hook.
20727 (tls_destructor): Delete it here.
20728 (__gthread_set_specific): Adjust installing the delete hook.
20729 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20730 __gthread_leave_tsd_dtor_context.
20732 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20734 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20736 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20738 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20740 (alpha_rtx_costs): Ditto.
20741 (emit_unlikely_jump): Use add_reg_note.
20742 (emit_frame_store_1): Ditto.
20743 (alpha_expand_prologue): Ditto.
20744 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20745 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20747 2009-04-23 Nick Clifton <nickc@redhat.com>
20749 * config/v850/v850.md (epilogue): Remove suppressed code.
20750 (return): Rename to return_simple and remove test of frame size.
20751 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20752 to gen_return_simple.
20754 2009-04-22 Jing Yu <jingyu@google.com>
20757 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20759 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20762 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20763 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20764 value is a VECTOR_CST, the element type is the element type of the
20767 2009-04-22 DJ Delorie <dj@redhat.com>
20769 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20771 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20773 * alias.c (find_base_term): Move around LO_SUM case, so that
20774 CONST falls through into PLUS/MINUS handling.
20777 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20778 into 0, use omit_one_operand.
20780 2009-04-23 Ben Elliston <bje@au.ibm.com>
20782 * config/rs6000/linux-unwind.h (get_regs): Remove type
20783 puns. Change the type of `pc' to an array of unsigned ints and
20784 update all users. Constify frame24.
20786 2009-04-22 DJ Delorie <dj@redhat.com>
20788 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20789 declarations before code.
20790 (current_function_special_page_vector): Likewise.
20791 (m32c_expand_insv): Silence a warning.
20793 2009-04-21 Taras Glek <tglek@mozilla.com>
20795 * alias.c: Update GTY annotations to new syntax.
20796 * basic-block.h: Likewise.
20797 * bitmap.h: Likewise.
20798 * c-common.h: Likewise.
20799 * c-decl.c: Likewise.
20800 * c-parser.c: Likewise.
20801 * c-pragma.c: Likewise.
20802 * c-tree.h: Likewise.
20803 * cfgloop.h: Likewise.
20804 * cgraph.h: Likewise.
20805 * config/alpha/alpha.c: Likewise.
20806 * config/arm/arm.h: Likewise.
20807 * config/avr/avr.h: Likewise.
20808 * config/bfin/bfin.c: Likewise.
20809 * config/cris/cris.c: Likewise.
20810 * config/darwin.c: Likewise.
20811 * config/frv/frv.c: Likewise.
20812 * config/i386/i386.c: Likewise.
20813 * config/i386/i386.h: Likewise.
20814 * config/i386/winnt.c: Likewise.
20815 * config/ia64/ia64.h: Likewise.
20816 * config/iq2000/iq2000.c: Likewise.
20817 * config/mips/mips.c: Likewise.
20818 * config/mmix/mmix.h: Likewise.
20819 * config/pa/pa.c: Likewise.
20820 * config/pa/pa.h: Likewise.
20821 * config/rs6000/rs6000.c: Likewise.
20822 * config/s390/s390.c: Likewise.
20823 * config/sparc/sparc.c: Likewise.
20824 * config/xtensa/xtensa.c: Likewise.
20825 * cselib.h: Likewise.
20826 * dbxout.c: Likewise.
20827 * dwarf2out.c: Likewise.
20828 * except.c: Likewise.
20829 * except.h: Likewise.
20830 * fixed-value.h: Likewise.
20831 * function.c: Likewise.
20832 * function.h: Likewise.
20833 * gimple.h: Likewise.
20834 * integrate.c: Likewise.
20835 * optabs.c: Likewise.
20836 * output.h: Likewise.
20837 * real.h: Likewise.
20839 * stringpool.c: Likewise.
20840 * tree-data-ref.c: Likewise.
20841 * tree-flow.h: Likewise.
20842 * tree-scalar-evolution.c: Likewise.
20843 * tree-ssa-address.c: Likewise.
20844 * tree-ssa-alias.h: Likewise.
20845 * tree-ssa-operands.h: Likewise.
20846 * tree.c: Likewise.
20847 * tree.h: Likewise.
20848 * varasm.c: Likewise.
20849 * varray.h: Likewise.
20851 * coretypes.h: Do not define GTY macro if it is already defined.
20852 * doc/gty.texi: Update GTY documentation to new syntax.
20853 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20854 annotations on structs.
20855 * gengtype-parse.c: Likewise.
20857 2009-04-22 Mark Heffernan <meheff@google.com>
20859 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20861 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20863 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20866 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20868 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20869 the same as a PLUS without a shift. Increase the cost of a
20872 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20874 * Makefile.in: Update dependencies.
20875 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20876 * errors.h: Remove bogus comment about compatibility.
20877 (warning): Update declaration.
20878 * genautomata.c: Update all calls to warning.
20879 * gimple.c: Do not include errors.h. Include toplev.h.
20880 * tree-ssa-structalias.c: Do not include errors.h.
20881 * omega.c: Likewise.
20882 * tree-ssa-reassoc.c: Likewise.
20883 * config/spu/spu-c.c: Likewise.
20884 * config/spu/t-spu-elf: Update dependencies.
20886 2009-04-22 Richard Guenther <rguenther@suse.de>
20888 PR tree-optimization/39824
20889 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20890 make sure the types are compatible.
20892 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20895 * c-common.c (c_parse_error): Take a token_flags parameter.
20896 Use token_type for the token type instead.
20897 Pass token_flags to cpp_type2name.
20898 * c-common.h (c_parse_error): Update declaration.
20899 * c-parser.c (c_parser_error): Pass 0 as token flags.
20901 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20903 PR rtl-optimization/39580
20904 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20906 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20908 * function.c (expand_function_end): Do not emit a jump to the "naked"
20909 return label for fall-through returns.
20910 * except.c (sjlj_emit_function_exit): Always place the call to the
20911 unregister function at the location installed by expand_function_end.
20913 2009-04-22 Richard Guenther <rguenther@suse.de>
20915 PR tree-optimization/39845
20916 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20917 (gen_inbound_check): Likewise.
20919 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20921 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20923 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20924 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20926 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20928 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20929 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20930 shift counts to avoid out-of-bounds array accesses.
20932 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20934 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20935 (Pmode): Move above.
20937 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20939 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20940 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20941 GET_CODE macro. Use IN_RANGE macro where appropriate.
20942 * config/alpha/alpha.h: Ditto.
20943 * config/alpha/alpha.md: Ditto.
20944 * config/alpha/constraints.md: Ditto.
20945 * config/alpha/predicates.md: Ditto.
20947 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20949 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20950 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20951 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20952 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20953 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20954 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20955 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20956 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20957 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20958 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20959 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20960 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20961 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20962 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20963 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20964 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20965 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20966 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20967 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20968 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20969 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20970 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20971 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20972 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20973 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20974 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20975 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20977 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20979 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20980 references from comments.
20981 * cfgbuild.c: (count_basic_blocks): Delete.
20982 (find_basic_blocks_1): Delete.
20983 (find_basic_blocks): Delete.
20984 * except.c (finish_eh_generation): Make static. Move comment from
20985 except.h here. Remove find_basic_blocks references from comments.
20986 * except.h (finish_eh_generation): Delete.
20987 * basic-block.h (find_basic_blocks): Delete.
20988 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20990 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20992 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20993 (sdbout_parms): Likewise.
20995 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20997 * config/sh/sh.c (prepare_cbranch_operands): Use
20998 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20999 (expand_cbranchdi4): Likewise.
21000 (from_compare): Add cast to enum type.
21001 (expand_cbranchsi4): Use add_reg_note.
21002 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21003 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21004 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21005 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21006 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21007 instead of CODE_FOR_nothing.
21008 (cbranchdi4): Likewise. Fix the order of arguments for
21010 (push_fpscr): Use add_reg_note.
21011 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21012 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21014 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21016 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21017 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21018 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21019 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21020 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21021 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21022 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21023 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21024 config/alpha/x-vms, config/arc/t-arc,
21025 config/arm/README-interworking, config/arm/arm-c.c,
21026 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21027 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21028 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21029 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21030 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21031 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21032 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21033 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21034 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21035 config/cris/t-elfmulti, config/crx/t-crx,
21036 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21037 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21038 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21039 config/h8300/t-h8300, config/i386/athlon.md,
21040 config/i386/darwin-libgcc.10.4.ver,
21041 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21042 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21043 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21044 config/i386/t-linux64, config/i386/t-nwld,
21045 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21046 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21047 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21048 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21049 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21050 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21051 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21052 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21053 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21054 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21055 config/m68k/t-uclinux, config/mcore/t-mcore,
21056 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21057 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21058 config/mips/crtn.asm, config/mips/irix-crti.asm,
21059 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21060 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21061 config/mips/mips-fixed.md, config/mips/sb1.md,
21062 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21063 config/mips/t-iris6, config/mips/t-isa3264,
21064 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21065 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21066 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21067 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21068 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21069 config/mn10300/t-linux, config/mn10300/t-mn10300,
21070 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21071 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21072 config/picochip/libgccExtras/clzsi2.asm,
21073 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21074 config/rs6000/darwin-libgcc.10.4.ver,
21075 config/rs6000/darwin-libgcc.10.5.ver,
21076 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21077 config/rs6000/t-aix43, config/rs6000/t-aix52,
21078 config/rs6000/t-darwin, config/rs6000/t-fprules,
21079 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21080 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21081 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21082 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21083 config/rs6000/t-rtems, config/rs6000/t-spe,
21084 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21085 config/score/t-score-elf, config/sh/divcost-analysis,
21086 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21087 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21088 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21089 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21090 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21091 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21092 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21093 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21094 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21095 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21096 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21097 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21098 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21099 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21100 * config/h8300/genmova.sh: Include copyright and license notices
21101 in generated output.
21102 * config/h8300/mova.md: Regenerate.
21103 * doc/install.texi2html: Include word "Copyright" in copyright
21104 notice and use name "Free Software Foundation, Inc.".
21105 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21106 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21107 ChangeLog-2007, ChangeLog-2008: Correct dates.
21109 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21111 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21112 NE_EXPR operations as well.
21113 * c-parser.c (c_parser_condition): Do not set location information on
21115 (c_parser_conditional_expression): Likewise.
21116 (c_parser_binary_expression): Set location information on operators.
21117 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21118 TRUTH_NOT_EXPR has been folded.
21119 * fold-const.c (fold_truth_not_expr): Copy location information from
21120 the incoming expression to the outgoing one.
21121 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21122 recursive calls on the LHS of the operator but pass that of the
21123 operator to recursive calls on the RHS of the operator. Set it
21125 (shortcut_cond_expr): Set the locus of the operator on the second
21126 COND_EXPR and that of the expression on the first in degenerate cases.
21127 Pass the locus of the expression to calls to shortcut_cond_r.
21128 Set the locus of the 'then' block on the associated jump, if any.
21129 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21130 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21131 expression to call to gimplify_boolean_expr.
21133 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21135 * config.gcc: Add additional configuration for
21136 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21137 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21138 (CPP_SPEC): Redefine for allowing -municode option.
21139 (STARTFILE_SPEC): Likewise.
21140 * config/i386/t-mingw-w64: New.
21141 * config/i386/mingw-w64.opt: New.
21142 (municode): Add new target option.
21143 * doc/invoke.texi (municode): Add documentation for new option.
21145 2009-04-21 Ian Lance Taylor <iant@google.com>
21147 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21148 Correct test for number of arguments.
21149 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21151 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21153 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21154 argument of emit_library_call.
21156 2009-04-21 Richard Guenther <rguenther@suse.de>
21158 PR middle-end/39829
21159 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21160 inside VIEW_CONVERT_EXPRs.
21162 2009-04-21 Martin Jambor <mjambor@suse.cz>
21164 * tree-switch-conversion.c (build_constructors): Split a long line.
21165 (constructor_contains_same_values_p): New function.
21166 (build_one_array): Create assigns of constants if possible, do not
21167 call mark_sym_for_renaming, call update_stmt.
21168 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21169 make_rename_temp. Do not call mark_symbols_for_renaming, call
21171 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21172 find_new_referenced_vars, call update_stmt.
21173 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21174 instead of calling make_rename_temp. Do not call
21175 find_new_referenced_vars or mark_symbols_for_renaming, call
21178 2009-04-21 Richard Guenther <rguenther@suse.de>
21180 PR tree-optimization/39827
21181 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21182 (tree_ssa_phiprop): Pass the correct array size.
21184 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21186 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21188 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21191 * c-typeck.c (lvalue_p): Move declaration ...
21192 * c-common.h (lvalue_p): ... to here.
21193 * c-common.c (candidate_equal_p): New.
21194 (add_tlist): Use it.
21195 (merge_tlist): Use it.
21196 (warn_for_collisions_1): Likewise.
21197 (warning_candidate_p): Accept more candidates.
21198 (verify_tree): A warning candidate can be an expression. Use
21201 2009-04-21 Ben Elliston <bje@au.ibm.com>
21204 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21205 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21206 options. Remove -mcall-solaris documentation.
21208 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21211 * doc/invoke.texi (-Wlong-long): Update description.
21212 * c-lex (interpret_integer): Only warn if there was no previous
21213 overflow and -Wlong-long is enabled.
21214 * c-decl.c (declspecs_add_type): Drop redundant flags.
21215 * c.opt (Wlong-long): Init to -1.
21216 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21217 and front-end warn_long_long. Wlong-long only depends on other
21218 flags if it is uninitialized.
21219 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21220 the same for CPP and FE.
21221 (restore_extension_diagnostics): Likewise.
21223 2009-04-20 Ian Lance Taylor <iant@google.com>
21225 Fix enum conversions which are invalid in C++:
21226 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21227 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21228 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21229 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21230 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21231 (dbxout_parms): Likewise.
21232 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21233 (df_clear_flags): Likewise.
21234 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21235 top_flag parameter to int.
21236 (df_chain_create_bb_process_use): Likewise.
21237 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21239 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21240 (df_ref_create_structure, df_def_record_1): Likewise.
21241 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21242 (df_notes_rescan): Change 0 to VOIDmode in function call.
21243 (df_get_call_refs, df_insn_refs_collect): Likewise.
21244 (df_bb_regs_collect): Likewise.
21245 (df_entry_block_defs_collect): Likewise.
21246 (df_exit_block_uses_collect): Likewise.
21247 * df.h: Update declarations.
21248 * double-int.c (double_int_divmod): Add cast to enum type.
21249 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21250 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21251 (based_loc_descr): Likewise.
21252 (loc_descriptor_from_tree_1): Change first_op and second_op to
21253 enum dwarf_location_atom. Add cast to enum type.
21254 * expmed.c (init_expmed): Change 0 to SET in function call.
21255 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21256 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21257 (do_store_flag): Likewise.
21258 * fixed-value.h (struct fixed_value): Change mode to enum
21260 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21261 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21263 (insert_insn_decl, insert_decl, insert_state): Likewise.
21264 (automata_list_finish): Likewise.
21265 * genrecog.c (process_define_predicate): Add cast to enum type.
21266 * gensupport.c (init_predicate_table): Add cast to enum type.
21267 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21269 (gimple_build_call_1, gimple_build_label): Likewise.
21270 (gimple_build_goto, gimple_build_asm_1): Likewise.
21271 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21272 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21273 (enum fallback): Rename from enum fallback_t.
21274 (fallback_t): Typedef as int.
21275 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21276 GSI_SAME_STMT in function call.
21277 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21279 (setup_reg_class_relations): Likewise.
21280 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21281 (setup_prohibited_class_mode_regs): Add cast to enum type.
21282 (setup_prohibited_mode_move_regs): Likewise.
21283 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21284 (record_address_regs): Change i to enum reg_class.
21285 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21286 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21287 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21288 (GET_MODE_2XWIDER_MODE): Likewise.
21289 (GET_CLASS_NARROWEST_MODE): Likewise.
21290 * omp-low.c (expand_omp_for): Add cast to enum type.
21291 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21292 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21293 * postreload.c (reload_cse_simplify_operands): Change rclass local
21295 * predict.c (combine_predictions_for_insn): Change best_predictor
21296 and predictor to enum br_predictor.
21297 (combine_predictions_for_bb): Likewise.
21298 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21299 use SET_PREDICT_EXPR_OUTCOME.
21300 * real.c (real_arithmetic): Change icode to code in function call.
21301 * reginfo.c (init_move_cost): Add casts to enum type.
21302 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21303 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21305 * reload.c (find_valid_class): Add casts to enum type.
21306 (push_reload): Change 0 to NO_REGS in function call.
21307 (find_reloads): Change this_alternative to array of enum
21308 reg_class. Remove some now-unnecessary casts.
21309 (make_memloc): Change 0 to VOIDmode in function call.
21310 * reload1.c (reload): Change 0 to VOIDmode in function call.
21311 (eliminate_regs_1, elimination_effects): Likewise.
21312 (eliminate_regs_in_insn): Likewise.
21313 (emit_input_reload_insns): Add cast to enum type.
21314 (delete_output_reload): Change 0 to VOIDmode in function call.
21315 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21316 to enum type in function call.
21317 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21318 (SET_PREDICT_EXPR_OUTCOME): Define.
21319 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21320 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21321 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21322 (dump_function): Likewise.
21323 * tree-dump.h: Update declarations.
21324 * tree-pass.h: Update declarations.
21325 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21326 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21328 (arm_rtx_costs_1): Correct parenthesization.
21329 (arm_rtx_costs): Add casts to enum type.
21330 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21331 (vfp_emit_fstmd): Use add_rg_note.
21332 (emit_multi_reg_push, emit_sfm): Likewise.
21333 (thumb_set_frame_pointer): Likewise.
21334 (arm_expand_prologue): Likewise.
21335 (arm_regno_class): Change return type to enum reg_class.
21336 (thumb1_expand_prologue): Use add_reg_note.
21337 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21338 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21340 * config/arm/gentune.sh: Add cast to enum type.
21341 * config/arm/arm-tune.md: Rebuild.
21342 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21343 (ix86_split_fp_branch, predict_jump): Likewise.
21344 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21345 insn_code to enum rtx_code.
21346 (ix86_builtin_vectorized_function): Add cast to enum type.
21347 * config/i386/i386.md (truncdfsf2): Change slot to enum
21349 (truncxf<mode>2, isinf<mode>2): Likewise.
21350 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21352 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21353 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21354 (insert_bundle_state): Change 1 to INSERT in function call.
21355 (ia64_add_bundle_selector_before): Likewise.
21356 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21357 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21358 (restore_stack_nonlocal): Likewise.
21359 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21361 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21363 (mips_rtx_costs): Likewise.
21364 (mips_override_options): Add casts to enum type.
21365 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21367 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21368 (store_reg, set_reg_plus_d): Likewise.
21369 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21370 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21372 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21374 (emit_unlikely_jump): Use add_reg_note.
21375 (rs6000_emit_allocate_stack): Likewise.
21376 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21377 (output_toc): Change 1 to INSERT in function call.
21378 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21379 (rs6000_initialize_trampoline): Likewise.
21380 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21382 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21383 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21384 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21385 (save_gprs): Use add_reg_note.
21386 (s390_emit_prologue): Likewise.
21387 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21388 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21389 (sparc_fold_builtin): Add cast to enum type.
21390 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21392 (spu_expand_prologue): Use add_reg_note.
21393 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21395 2009-04-20 Ian Lance Taylor <iant@google.com>
21397 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21398 (c_parser_postfix_expression_after_primary): Get VEC for list of
21399 arguments. Get original types of arguments. Call
21400 build_function_call_vec.
21401 (cached_expr_list_1, cached_expr_list_2): New static variables.
21402 (c_parser_expr_list): Change return type to VEC *. Add
21403 p_orig_types parameter. Change all callers.
21404 (c_parser_release_expr): New static function.
21405 (c_parser_vec_to_tree_list): New static function.
21406 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21407 call build_function_call_vec.
21408 (build_function_call_vec): New function, based on old
21409 build_function_call.
21410 (convert_arguments): Remove nargs and argarray parameters. Change
21411 values to a VEC. Add origtypes parameter.
21412 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21413 (convert_for_assignment): Add origtype parameter. Change all
21414 callers. If warn_cxx_compat, check for conversion to an enum
21415 type when calling a function.
21416 (store_init_value): Add origtype parameter. Change all callers.
21417 (digest_init): Likewise.
21418 (struct init_node): Add origtype field.
21419 (add_pending_init): Add origtype parameter. Change all callers.
21420 (output_init_element): Likewise.
21421 (output_pending_init_elements): Pass origtype from init_node to
21422 output_init_element.
21423 (process_init_element): Pass origtype from c_expr to
21424 output_init_element.
21425 (c_finish_return): Add origtype parameter. Change all callers.
21426 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21428 (sync_resolve_params): Likewise.
21429 (sync_resolve_return): Change params to first_param. Change caller.
21430 (resolve_overloaded_builtins): Change params to VEC *. Change
21431 callers. Save first parameter around call to build_function_call_vec.
21432 * c-decl.c (finish_decl): Add origtype parameter. Change all
21433 callers. Call build_function_call_vec rather than
21434 build_function_call for cleanup.
21435 * c-tree.h: Update declarations.
21436 * c-common.h: Update declarations.
21437 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21438 params to first_param.
21439 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21440 params parameter from tree to void *.
21441 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21442 Change arglist parameter to have type void *, and to be a pointer
21444 * config/rs6000/rs6000-protos.h
21445 (altivec_resolve_overloaded_builtin): Update declaration.
21446 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21447 fnargs parameter to have type void *, and to be a pointer to a
21448 VEC. Call build_function_call_vec instead of
21449 build_function_call.
21450 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21452 2009-04-20 Joey Ye <joey.ye@intel.com>
21453 Xuepeng Guo <xuepeng.guo@intel.com>
21454 H.J. Lu <hongjiu.lu@intel.com>
21456 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21458 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21459 (IX86_LEA_PRIORITY): Likewise.
21460 (distance_non_agu_define): New function.
21461 (distance_agu_use): Likewise.
21462 (ix86_lea_for_add_ok): Likewise.
21463 (ix86_dep_by_shift_count): Likewise.
21465 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21466 should split for LEA.
21468 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21470 (ix86_dep_by_shift_count): Likewise.
21472 2009-04-20 Richard Guenther <rguenther@suse.de>
21474 * expr.c (handled_component_p): Move ...
21475 * tree.h (handled_component_p): ... here.
21476 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21477 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21478 and REALPART_EXPR to be in one group.
21480 2009-04-20 Richard Guenther <rguenther@suse.de>
21482 * basic-block.h (get_all_dominated_blocks): Declare.
21483 * dominance.c (get_all_dominated_blocks): New function.
21484 * tree-cfg.c (get_all_dominated_blocks): Remove.
21485 (remove_edge_and_dominated_blocks): Adjust.
21486 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21487 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21488 instead of recursing.
21490 2009-04-20 Doug Kwan <dougkwan@google.com>
21492 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21493 (struct cgraph_node_set_def): New type.
21494 (cgraph_node_set) New type. Also declare vector functions.
21495 (struct cgraph_node_set_element_def): New type.
21496 (cgraph_node_set_element): Ditto.
21497 (cgraph_node_set_iterator): New iterator type.
21498 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21499 cgraph_node_set_remove, dump_cgraph_node_set,
21500 debug_cgraph_node_set): New prototypes.
21501 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21502 cgraph_node_set_size): New inlines.
21503 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21504 including cgraph.h.
21505 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21506 argument to function 'write_summary'.
21507 * ipa.c: Include ggc.h.
21508 (hash_cgraph_node_set_element,
21509 eq_cgraph_node_set_element, cgraph_node_set_new,
21510 cgraph_node_set_add, cgraph_node_set_remove,
21511 cgraph_node_set_find, dump_cgraph_node_set,
21512 debug_cgraph_node_set): New functions.
21513 * Makefile.in (ipa.o): Add dependency on GGC_H.
21515 2009-04-20 Ira Rosen <irar@il.ibm.com>
21517 PR tree-optimization/39675
21518 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21519 check of the return code of vect_schedule_slp. Check that
21520 stmt_vec_info still exists for the statement, before checking its
21521 vectorization type.
21523 2009-04-20 Michael Matz <matz@suse.de>
21525 * Makefile.in (generated_files): Take out $(simple_generated_c).
21527 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21529 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21530 (UINTPTR_TYPE): Likewise.
21532 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21535 * c-typeck.c (digest_init): Check for initializing an array with a
21538 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21541 * c-semantics.c (pop_stmt_list): Propagate
21542 STATEMENT_LIST_HAS_LABEL to parent statement list.
21544 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21546 * config/mips/mips.h (mips_tune_attr): New macro.
21547 * config/mips/mips.md (cpu): Use it.
21549 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21552 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21555 2009-04-19 Diego Novillo <dnovillo@google.com>
21557 * toplev.c (compile_file): Move call to coverage_finish ...
21558 * cgraphunit.c (ipa_passes): ... here.
21559 Call cgraph_process_new_functions.
21560 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21561 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21563 2009-04-19 Jan Hubicka <jh@suse.cz>
21565 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21567 (dump_cgraph_node): Dump can throw external flag.
21568 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21570 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21574 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21575 * common.opt (Wlogical-op): Move from here...
21576 * c.opt (Wlogical-op): ... to here.
21577 * c-typeck.c (parser_build_binary_op): Update call to
21578 warn_logical_operator.
21579 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21581 * c-common.c (warn_logical_op): Update.
21582 * c-common.h (warn_logical_op): Update declaration.
21584 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21586 * tree.c (protected_set_expr_location): Fix formatting.
21588 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21591 * c-typeck.c (readonly_warning): new.
21592 (build_unary_op, build_modify_expr): Use readonly_warning for
21593 storing into something readonly but not const-qualified.
21595 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21598 * c-typeck.c (build_unary_op): Check for taking address of
21599 expression of type void.
21601 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21604 * c-typeck.c (build_function_call): Check for calling a function
21605 with qualified void return types. Call require_complete_type when
21608 2009-04-18 Jan Hubicka <jh@suse.cz>
21610 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21612 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21613 can_throw_external flag.
21614 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21615 * ipa-pure-const.c (ignore_edge): New function.
21616 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21617 only over can_throw_external edges.
21618 (local_pure_const): Add nothrow flag.
21619 * ipa-utils.c (searchc): Add ignore_edge callback.
21620 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21621 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21622 (set_nothrow_function_flags): Update cgraph.
21623 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21625 2009-04-18 Richard Guenther <rguenther@suse.de>
21627 PR middle-end/39804
21628 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21629 (fold_stmt): ... this and ...
21630 (fold_stmt_inplace): ... this.
21631 (fold_stmt_1): Fold references in calls and asms.
21632 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21634 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21636 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21637 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21639 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21641 * tree.c (function_args_count): Remove.
21642 * tree.h: Remove the prototype for function_args_count.
21644 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21646 * tree-iterator.c (expr_only): Remove.
21647 * tree.h: Remove the prototype for expr_only.
21649 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21651 * reginfo.c (cannot_change_mode_set_regs): Remove.
21652 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21654 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21656 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21657 whether operands 0 and 1 overlaps.
21659 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21661 PR middle-end/36902
21662 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21663 pointer. Use warning_at instead of warning.
21664 (search_for_addr_array): Likewise.
21665 (check_array_bounds): Likewise.
21666 (check_all_array_refs): Check that the incoming edge is not in the
21667 list of edges to be removed.
21668 (check_all_array_refs): Avoid the temporal pointer.
21669 (vrp_visit_cond_stmt): Fix typo.
21670 (simplify_switch_using_ranges): Handle the case where the switch
21671 index is an integer constant.
21673 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21675 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21677 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21679 * doc/extend.texi, doc/invoke.texi: Fix typos.
21681 2009-04-17 Cary Coutant <ccoutant@google.com>
21683 * tree-flow-inline.h (get_lineno): Fix inverted test.
21685 2009-04-17 Diego Novillo <dnovillo@google.com>
21687 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21688 assertion for AVAIL_OUT.
21690 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21693 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21694 * config/sh/linux-atomic.asm: Likewise.
21696 2009-04-17 Diego Novillo <dnovillo@google.com>
21698 * except.c (debug_eh_tree): New.
21699 (struct eh_region, struct eh_status): Move ...
21700 * except.h: ... here.
21701 (add_type_for_runtime): Declare extern.
21702 (lookup_type_for_runtime): Likewise.
21703 (debug_eh_tree): Declare.
21704 * Makefile.in (GTFILES): List except.h before except.c
21706 2009-04-17 Diego Novillo <dnovillo@google.com>
21708 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21709 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21710 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21711 (find_vars_r): ... here.
21712 * tree-flow.h (find_referenced_vars_in): Declare.
21713 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21714 that AVAIL_OUT exists for BLOCK.
21715 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21716 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21717 (tree-parloops.o): Likewise.
21719 2009-04-17 Simon Baldwin <simonb@google.com>
21721 * toplev.c (default_tree_printer): Add handling for %E format.
21723 2009-04-17 Diego Novillo <dnovillo@google.com>
21725 * tree-pretty-print.c (dump_generic_node): Add break after
21726 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21727 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21728 FUNCTION_TYPE together. Call print_struct_decl when printing
21729 structures and TDF_SLIM is not given.
21730 (print_struct_decl): Fix logic for detecting recursion.
21732 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21735 * gcc.c (create_at_file): New.
21736 (compile_input_file_p): New.
21737 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21738 * main.c (main): Update call to toplev_main.
21739 * toplev.c (toplev_main): Change signature. Call expandargv.
21740 * toplev.h (toplev_main): Change signature.
21742 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21744 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21745 if the latter is not constant.
21747 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21749 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21751 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21753 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21754 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21756 2009-04-17 Richard Guenther <rguenther@suse.de>
21758 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21759 Handle component references view-converting an invariant address.
21761 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21763 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21764 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21765 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21766 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21767 Use @deftypevr rather than @deftypevar.
21769 2009-04-17 Richard Guenther <rguenther@suse.de>
21771 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21772 (get_prop_source_stmt): Likewise.
21773 (can_propagate_from): Likewise.
21775 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21777 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21778 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21779 (--with-multilib-list): Add default value.
21780 * configure: Regenerate.
21781 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21782 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21783 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21784 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21785 Don't add default cpu to multilib list unnecessarily, but do enable
21786 the relevant compiler option..
21787 Add support for --with-multilib-list=<blank> and
21788 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21789 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21790 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21791 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21792 TM_MULTILIB_CONFIG.
21793 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21794 (MULTILIB_OSDIRNAMES): New variable.
21795 * config/sh/t-1e: Delete file.
21796 * config/sh/t-mlib-sh1: Delete file.
21797 * config/sh/t-mlib-sh2: Delete file.
21798 * config/sh/t-mlib-sh2a: Delete file.
21799 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21800 * config/sh/t-mlib-sh2a-single: Delete file.
21801 * config/sh/t-mlib-sh2a-single-only: Delete file.
21802 * config/sh/t-mlib-sh2e: Delete file.
21803 * config/sh/t-mlib-sh3e: Delete file.
21804 * config/sh/t-mlib-sh4: Delete file.
21805 * config/sh/t-mlib-sh4-nofpu: Delete file.
21806 * config/sh/t-mlib-sh4-single: Delete file.
21807 * config/sh/t-mlib-sh4-single-only: Delete file.
21808 * config/sh/t-mlib-sh4a: Delete file.
21809 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21810 * config/sh/t-mlib-sh4a-single: Delete file.
21811 * config/sh/t-mlib-sh4a-single-only: Delete file.
21812 * config/sh/t-mlib-sh4al: Delete file.
21813 * config/sh/t-mlib-sh5-32media: Delete file.
21814 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21815 * config/sh/t-mlib-sh5-64media: Delete file.
21816 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21817 * config/sh/t-mlib-sh5-compact: Delete file.
21818 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21819 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21820 * doc/install.texi (Options specification): Add
21821 --with-multilib-list and --with-endian.
21823 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21825 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21827 (OBJS-common): Add plugin-version.o.
21828 (plugin-version.o): New.
21829 * gcc-plugin.h (plugin_gcc_version): New.
21830 (plugin_default_version_check): New.
21831 (plugin_init_func, plugin_init): Add version argument.
21832 * plugin-version.c: New.
21833 * plugin.c (str_plugin_gcc_version_name): New.
21834 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21835 pass it to the init function.
21836 (plugin_default_version_check): New.
21838 2009-04-17 Richard Guenther <rguenther@suse.de>
21840 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21841 for decl-vs-decl disambiguation.
21843 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21845 * config/s390/s390.h (s390_tune_attr): New macro definition.
21846 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21848 2009-04-17 Richard Guenther <rguenther@suse.de>
21850 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21851 (fold_stmt_r): Likewise.
21852 (maybe_fold_reference): New function.
21853 (fold_gimple_assign): Handle cases fold_stmt_r did.
21854 (fold_stmt): Do not use fold_stmt_r.
21855 (fold_stmt_inplace): Likewise.
21857 2009-04-17 Richard Guenther <rguenther@suse.de>
21859 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21860 (record_equivalences_from_stmt): Remove useless checks and
21862 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21863 the type is already suitable.
21865 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21867 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21869 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21871 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21872 (CMPtype): Define as __gcc_CMPtype.
21874 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21876 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21877 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21879 2009-04-17 Richard Guenther <rguenther@suse.de>
21881 PR tree-optimization/39746
21882 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21883 special-casing for builtins and static variable use/def.
21884 (call_may_clobber_ref_p_1): Likewise.
21886 2009-04-16 Ian Lance Taylor <iant@google.com>
21888 * df.h: Include "timevar.h".
21889 (struct df_problem): Change tv_id field to timevar_id_t.
21890 * tree-pass.h: Include "timevar.h".
21891 (struct opt_pass): Change tv_id field to timevar_id_t.
21892 * timevar.h (timevar_id_t): Define TV_NONE.
21893 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21894 TV_NONE rather than tv_id != 0.
21895 (execute_one_pass): Likewise.
21896 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21897 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21898 dependencies to $(TREE_PASS_H).
21899 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21901 (pass_branch_target_load_optimize2): Likewise.
21902 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21903 (pass_outof_cfg_layout_mode): Likewise.
21904 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21905 (pass_rebuild_cgraph_edges): Likewise.
21906 (pass_remove_cgraph_callee_edges): Likewise.
21907 * df-core.c (pass_df_initialize_opt): Likewise.
21908 (pass_df_initialize_no_opt): Likewise.
21909 (pass_df_finish): Likewise.
21910 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21911 * except.c (pass_set_nothrow_function_flags): Likewise.
21912 (pass_convert_to_eh_region_ranges): Likewise.
21913 * final.c (pass_compute_alignments): Likewise.
21914 * function.c (pass_instantiate_virtual_regs): Likewise.
21915 (pass_init_function): Likewise.
21916 (pass_leaf_regs): Likewise.
21917 (pass_match_asm_constraints): Likewise.
21918 * gimple-low.c (pass_lower_cf): Likewise.
21919 (pass_mark_used_blocks): Likewise.
21920 * init-regs.c (pass_initialize_regs): Likewise.
21921 * integrate.c (pass_initial_value_sets): Likewise.
21922 * ira.c (pass_ira): Likewise.
21923 * jump.c (pass_cleanup_barriers): Likewise.
21924 * omp-low.c (pass_expand_omp): Likewise.
21925 (pass_lower_omp): Likewise.
21926 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21927 * recog.c (pass_split_all_insns): Likewise.
21928 (pass_split_after_reload): Likewise.
21929 (pass_split_before_regstack): Likewise.
21930 (pass_split_before_sched2): Likewise.
21931 (pass_split_for_shorten_branches): Likewise.
21932 * reginfo.c (pass_reginfo_init): Likewise.
21933 (pass_subregs_of_mode_init): Likewise.
21934 (pass_subregs_of_mode_finish): Likewise.
21935 * passes.c (pass_postreload): Likewise.
21936 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21937 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21938 (pass_warn_function_return): Likewise.
21939 (pass_warn_function_noreturn): Likewise.
21940 * tree-complex.c (pass_lower_complex): Likewise.
21941 (pass_lower_complex_O0): Likewise.
21942 * tree-if-conv.c (pass_if_conversion): Likewise.
21943 * tree-into-ssa.c (pass_build_ssa): Likewise.
21944 * tree-mudflap.c (pass_mudflap_1): Likewise.
21945 (pass_mudflap_2): Likewise.
21946 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21947 (pass_mudflap_2): Likewise.
21948 * tree-nrv.c (pass_return_slot): Likewise.
21949 * tree-object-size.c (pass_object_sizes): Likewise.
21950 * tree-optimize.c (pass_all_optimizations): Likewise.
21951 (pass_early_local_passes): Likewise.
21952 (pass_all_early_optimizations): Likewise.
21953 (pass_cleanup_cfg): Likewise.
21954 (pass_cleanup_cfg_post_optimizing): Likewise.
21955 (pass_free_datastructures): Likewise.
21956 (pass_free_cfg_annotations): Likewise.
21957 (pass_fixup_cfg): Likewise.
21958 (pass_init_datastructures): Likewise.
21959 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21960 (pass_late_warn_uninitialized): Likewise.
21961 (pass_update_address_taken): Likewise.
21962 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21963 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21964 (pass_cse_sincos): Likewise.
21965 (pass_convert_to_rsqrt): Likewise.
21966 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21967 * tree-stdarg.c (pass_stdarg): Likewise.
21968 * tree-tailcall.c (pass_tail_recursion): Likewise.
21969 (pass_tail_calls): Likewise.
21970 * tree-vect-generic.c (pass_lower_vector): Likewise.
21971 (pass_lower_vector_ssa): Likewise.
21972 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21974 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21976 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21978 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21980 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21981 logical and signext.
21983 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21986 * config/sh/predicates.md (arith_operand): Check if the operand
21987 of TRUNCATE is a REG.
21989 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21991 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21992 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21994 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21996 * tree-iterator.c (tsi_split_statement_list_after,
21997 tsi_split_statement_list_before): Remove.
21998 * tree-iterator.h: Remove the prototypes for
21999 tsi_split_statement_list_after and tsi_split_statement_list_before.
22001 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22003 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22004 * tree-ssa-propagate.h: Remove the prototype for
22005 stmt_makes_single_load.
22007 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22009 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22010 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22012 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22014 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22016 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22018 * except.c (eh_region_outer_p): Remove.
22019 * except.h: Remove the prototype for eh_region_outer_p.
22021 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22023 * function.c (current_function_assembler_name): Remove.
22024 * function.h: Remove the prototype for
22025 current_function_assembler_name.
22027 2009-04-16 Ian Lance Taylor <iant@google.com>
22029 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22030 (add_reg_note): Call alloc_reg_note.
22031 * rtl.h (alloc_reg_note): Declare.
22032 * combine.c (try_combine): Use alloc_reg_note.
22033 (recog_for_combine, move_deaths): Likewise.
22034 (distribute_notes): Use alloc_reg_note and add_reg_note.
22035 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22036 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22037 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22039 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22041 PR rtl-optimization/39762
22042 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22043 ira_may_move_out_cost): Add comments about way of their usage.
22044 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22046 * ira-conflicts.c (process_regs_for_copy): Use function
22047 ira_get_register_move_cost instead of global
22048 ira_register_move_cost.
22050 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22051 color_pass, move_spill_restore, update_curr_costs): Ditto.
22053 * ira-lives.c (process_single_reg_class_operands): Ditto.
22055 * ira-emit.c (emit_move_list): Ditto.
22057 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22058 (record_reg_classes): Ditto. Use functions
22059 ira_get_register_move_cost and ira_get_may_move_cost instead of
22060 global vars ira_register_move_cost, ira_may_move_out_cost and
22061 ira_may_move_in_cost.
22062 (record_address_regs): Don't call ira_init_register_move_cost.
22063 Use function ira_get_may_move_cost instead of global
22064 ira_may_move_in_cost.
22065 (process_bb_node_for_hard_reg_moves): Use function
22066 ira_get_register_move_cost instead of global ira_register_move_cost.
22067 (ira_costs): Don't call ira_init_register_move_cost.
22069 2009-04-16 Richard Guenther <rguenther@suse.de>
22071 * tree-cfg.c (verify_gimple_assign_binary):
22072 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22073 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22074 (create_general_new_stmt): Note that this function is broken.
22076 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22078 * common.opt (fhelp): Add Var(help_flag).
22079 * gcc-plugin.h (plugin_info): Add help.
22080 * plugin.c (plugin_name_args): Add help.
22081 (register_plugin_info): Set plugin->help.
22082 (print_help_one_plugin): New.
22083 (print_plugins_help): New.
22084 * plugin.h (print_plugins_help): New.
22085 * toplev.c (toplev_main): Call print_plugins_help if needed.
22087 2009-04-16 Richard Guenther <rguenther@suse.de>
22089 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22090 (gimple_ior_addresses_taken_1): New function.
22091 (gimple_ior_addresses_taken): Likewise.
22092 * gimple.h (struct gimple_statement_with_ops_base): Remove
22093 addresses_taken member.
22094 (gimple_ior_addresses_taken): Declare.
22095 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22096 gimple_set_addresses_taken): Remove.
22097 * ipa-reference.c (mark_address): New function.
22098 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22099 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22100 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22101 (gimple_add_to_addresses_taken): Remove.
22102 (get_tmr_operands): Call mark_address_taken.
22103 (get_asm_expr_operands): Likewise.
22104 (get_expr_operands): Likewise.
22105 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22106 (free_stmt_operands): Do not free it.
22107 * tree-ssa.c (delete_tree_ssa): Likewise.
22108 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22110 2009-04-16 Richard Guenther <rguenther@suse.de>
22112 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22113 (walk_stmt_load_store_ops): Likewise.
22114 * gimple.c (get_base_loadstore): New function.
22115 (walk_stmt_load_store_addr_ops): Likewise.
22116 (walk_stmt_load_store_ops): Likewise.
22117 * ipa-pure-const.c (check_op): Simplify.
22118 (check_load, check_store): New functions.
22119 (check_stmt): Use walk_stmt_load_store_ops.
22120 * ipa-reference.c (mark_load): Adjust signature.
22121 (mark_store): Likewise.
22122 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22124 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22126 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22127 (plugin_info): New.
22128 * opts.c (common_handle_option): Don't call print_version.
22129 * plugin.c (plugin_name_args): Add version.
22130 (register_plugin_info): New.
22131 (register_callback): Handle PLUGIN_INFO.
22132 (try_init_one_plugin): New.
22133 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22135 (finalize_one_plugin): New.
22136 (finalize_plugins): New.
22137 (print_one_plugin): New.
22138 (print_plugins_versions): New.
22139 * plugin.h (print_plugins_versions): New.
22140 (finalize_plugins): New.
22141 * toplev.c (compile_file): Don't call initialize_plugins.
22142 (print_version): Call print_plugins_versions.
22143 (toplev_main): Call initialize_plugins. Print version if needed.
22144 Call finalize_plugins.
22146 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22148 * common.opt (fversion): New.
22149 * gcc.c (print_version): New.
22150 (process_command): Don't print the version. Just set print_version.
22151 (main): Print version. Call subprocesses if print_version and
22152 verbose_flag are set.
22153 * opts.c (common_handle_option): Handle OPT_fversion.
22155 2009-04-16 Richard Guenther <rguenther@suse.de>
22156 Ira Rosen <irar@il.ibm.com>
22158 PR tree-optimization/39698
22159 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22160 type of the reduction variable. Only generate the def if
22163 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22164 make sure to first convert to an integer of the same precision.
22165 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22166 the type of the evolution correctly in computing the new
22167 induction variable base.
22169 2009-04-16 Richard Guenther <rguenther@suse.de>
22171 PR middle-end/39625
22172 * tree-cfg.c (make_blocks): Split statements with to-be
22173 abnormal SSA names on the lhs.
22175 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22177 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22178 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22179 * c-typeck.c (really_start_incremental_init): Likewise.
22180 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22181 (TARGET_INITIALIZER): Remove it.
22182 * target.h (struct target): Remove vector_opaque_p.
22183 * tree.c (build_opaque_vector_type): New.
22184 * tree.h (TYPE_VECTOR_OPAQUE): New.
22185 (build_opaque_vector_type): Declare.
22186 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22187 * config/rs6000/rs6000.c (build_opaque_vector_type,
22188 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22189 (rs6000_init_builtins): Use build_opaque_vector_type for
22190 opaque_V4SI_type_node.
22192 2009-04-15 Catherine Moore <clm@codesourcery.com>
22194 * debug.h (set_name): Declare.
22195 * dwarf2out.c (dwarf2out_set_name): Declare.
22196 (dwarf2_debug_hooks): Add set_name.
22197 (find_AT_string): New.
22198 (add_AT_string): Call find_AT_string.
22199 (dwarf2out_set_name): New.
22200 * cp/decl.c (grokdeclarator): Call set_name.
22201 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22202 * debug.c (do_nothing_debug_hooks): Likewise.
22203 * dbxout.c (dbx_debug_hooks): Likewise.
22204 * sdbout.c (sdb_debug_hooks): Likewise.
22206 2009-04-15 Michael Eager <eager@eagercon.com>
22208 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22209 reg for single-precision FPU.
22210 * config/rs6000/rs6000.md (movsi_internal1): Only for
22211 !TARGET_SINGLE_FPU.
22212 (movsi_internal1_single): New. Add pattern to move SI values to/from
22213 single-precision FP regs.
22215 2009-04-15 Richard Guenther <rguenther@suse.de>
22217 * omp-low.c (lower_rec_input_clauses): Build correct address
22219 (expand_omp_for_generic): Fix multiplication type.
22220 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22221 (generate_memset_zero): Fix types.
22222 * tree-profile.c (prepare_instrumented_value): Correctly
22225 2009-04-15 Ian Lance Taylor <iant@google.com>
22227 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22228 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22229 for -Wall and for -Wc++-compat.
22230 (c_common_post_options): For C++, set warn_enum_compare if not
22232 * c-tree.h (struct c_expr): Add field original_type.
22233 (build_external_ref): Update declaration.
22234 * c-parser.c (c_parser_braced_init): Set original_type.
22235 (c_parser_initelt): Likewise.
22236 (c_parser_expr_no_commas): Likewise.
22237 (c_parser_conditional_expression): Likewise.
22238 (c_parser_cast_expression): Likewise.
22239 (c_parser_unary_expression): Likewise. Pull setting of
22240 original_code to top of function.
22241 (c_parser_sizeof_expression): Set original_type.
22242 (c_parser_alignof_expression): Likewise.
22243 (c_parser_postfix_expression): Likewise. Pull setting of
22244 original_code to top of function.
22245 (c_parser_postfix_expression_after_paren_type): Set original_type.
22246 (c_parser_postfix_expression_after_primary): Likewise.
22247 (c_parser_expression): Likewise.
22248 * c-typeck.c (build_external_ref): Add type parameter. Change all
22250 (c_expr_sizeof_expr): Set original_type field.
22251 (parser_build_unary_op): Likewise.
22252 (parser_build_binary_op): Likewise. Optionally warn about
22253 comparisons of enums of different types.
22254 (digest_init): Set original_type field.
22255 (really_start_incremental_init): Likewise.
22256 (push_init_level, pop_init_level): Likewise.
22257 * doc/invoke.texi (Warning Options): -Wenum-compare now
22260 2009-04-15 Richard Guenther <rguenther@suse.de>
22262 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22263 out a necessary conversion.
22264 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22265 names we didn't value number.
22266 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22268 2009-04-15 Richard Guenther <rguenther@suse.de>
22270 PR tree-optimization/39764
22271 * tree-ssa-ccp.c (get_value): Canonicalize value with
22272 canonicalize_float_value.
22274 2009-04-15 Jan Hubicka <jh@suse.cz>
22276 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22277 Wrong version of patch.
22279 2009-04-15 Jan Hubicka <jh@suse.cz>
22281 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22283 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22285 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22286 our distinct integral and vector types.
22288 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22290 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22291 * init.c (build_vtbl_address): Remove call to assemble_external.
22293 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22295 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22296 output for other floating point modes.
22298 2009-04-14 Diego Novillo <dnovillo@google.com>
22300 * diagnostic.c (diagnostic_report_diagnostic): Do not
22301 warn about loaded plugins for DK_ERROR and DK_WARNING.
22302 * c-decl.c (declspecs_add_type): Move call to
22303 invoke_plugin_callbacks ...
22304 * c-parser.c (c_parser_declspecs): ... here.
22305 * plugin.c (dump_active_plugins): Tidy output.
22307 2009-04-14 Diego Novillo <dnovillo@google.com>
22308 Le-Chun Wu <lcwu@google.com>
22310 * configure.ac: Add --enable-plugin support.
22311 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22312 * Makefile.in (PLUGIN_H): Define.
22313 Export ENABLE_PLUGIN and GMPINC to site.exp.
22314 Add PLUGINLIBS to link command.
22315 Add/modify dependencies for plugin.o and files including plugin.h.
22317 * config.in: Regenerate.
22319 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22322 2009-04-14 Le-Chun Wu <lcwu@google.com>
22324 * tree-pass.h (register_one_dump_file): Add a prototype for
22325 register_one_dump_file.
22326 * toplev.c (compile_file): Call initialize_plugins.
22327 (do_compile): Call invoke_plugin_callbacks.
22328 (toplev_main): Call invoke_plugin_callbacks.
22329 * common.opt: Add -fplugin= and -fplugin-arg-.
22330 * gcc-plugin.h: New public header file for plugins to include.
22331 * plugin.c: New source file.
22332 * plugin.h: New internal header file.
22333 * passes.c (register_one_dump_file): Make it external.
22335 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22337 2009-04-14 Diego Novillo <dnovillo@google.com>
22339 * doc/plugins.texi: New.
22340 * doc/gccint.texi: Add reference to Plugins chapter.
22341 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22342 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22343 loaded plugins, if any.
22344 * timevar.def (TV_PLUGIN_INIT): Define.
22345 (TV_PLUGIN_RUN): Define.
22346 * plugin.c: Include timevar.h
22347 (plugins_active_p): New.
22348 (dump_active_plugins): New.
22349 (debug_active_plugins): New.
22351 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22353 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22355 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22357 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22359 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22360 the same as a minus without a shift.
22362 2009-04-14 Nick Clifton <nickc@redhat.com>
22364 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22365 comparisons with small integers will always produce a short
22368 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22371 2008-12-19 Diego Novillo <dnovillo@google.com>
22373 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22375 2009-04-14 Richard Guenther <rguenther@suse.de>
22377 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22379 (verify_gimple_assign_binary): Likewise. Handle shifts and
22381 (verify_gimple_phi): Print the mismatched argument position.
22382 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22384 (vect_update_init_of_dr): Likewise.
22385 * matrix-reorg.c (transform_access_sites): Do what the
22387 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22389 2009-04-13 Michael Eager <eager@eagercon.com>
22391 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22392 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22393 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22394 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22395 remove duplicate config
22397 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22399 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22400 file_name:line_number type locator of the call site.
22402 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22404 * genautomata.c: Put blank after comma.
22405 (automaton_decls): New.
22406 (struct unit_usage): Add comments to member next.
22407 (store_alt_unit_usage): Keep the list ordered.
22408 (unit_present_on_list_p, equal_alternatives_p): New.
22409 (check_regexp_units_distribution): Check units distribution
22410 correctness correctly.
22411 (main): Don't write automata if error is found. Return correct
22414 * config/m68k/cf.md (cfv4_ds): Remove.
22415 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22416 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22418 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22419 power4-load-ext, power4-store, power4-store-update,
22420 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22421 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22422 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22423 power4-sqrt, power4-isync): Modify reservation to make correct
22424 unit distribution to automata.
22426 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22427 power5-store-update, power5-two, power5-three, power5-lmul,
22428 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22430 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22432 * except.c (pass_set_nothrow_function_flags): Set name and add
22434 (set_nothrow_function_flags): Mention in the dump file when
22435 changing a function to nothrow.
22437 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22440 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22441 instead of unsigned long.
22443 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22445 * config/arm/arm.c (return_used_this_function): Remove.
22446 (arm_output_function_prologue): Remove use of
22447 return_used_this_function.
22448 (output_return_instruction): Replace use of
22449 return_used_this_function
22450 by cfun->machine->return_used_this_function.
22451 (arm_output_epilogue): Likewise.
22452 (arm_output_function_epilogue): Likewise.
22453 (thumb_unexpanded_epilogue): Likewise.
22454 * config/arm/arm.h (struct machine_function):
22455 New member return_used_this_function.
22457 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22459 * doc/install.texi: Correct description of default directory for
22460 --with-gxx-include-dir.
22462 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22464 * fold-const.c (build_range_check): Properly deal with enumeral and
22465 boolean base types.
22467 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22469 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22470 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22471 * params.h (MAX_GCSE_PASSES): Remove.
22472 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22473 in sequence. Remove ability to run multiple passes.
22474 (bypass_jumps): Report run as third CPROP pass.
22476 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22478 PR middle-end/39651
22479 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22480 when deciding whether the whole SEQUENCE can throw.
22482 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22485 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22486 offseted label references.
22488 2009-04-11 Jan Hubicka <jh@suse.cz>
22490 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22492 2009-04-11 Richard Guenther <rguenther@suse.de>
22494 PR middle-end/39732
22495 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22496 return variables as TREE_ADDRESSABLE.
22498 2009-04-11 Richard Guenther <rguenther@suse.de>
22500 PR tree-optimization/39713
22501 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22502 reference trees have SSA_NAME operands.
22504 2009-04-11 Richard Guenther <rguenther@suse.de>
22507 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22508 address expressions.
22510 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22512 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22513 match changes in Cygwin 1.7
22514 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22515 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22517 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22519 PR tree-optimization/39701
22520 * doc/invoke.texi (Optimization Options): Document change in
22521 meaning and initialization of -fdelete-null-pointer-checks.
22523 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22525 PR middle-end/39701
22526 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22528 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22531 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22533 2009-04-10 Chao-ying Fu <fu@mips.com>
22535 * doc/tm.texi (Instruction Output): Document
22536 TARGET_ASM_FINAL_POSTSCAN_INSN.
22537 * target.h (final_postscan_insn): New field in asm_out.
22538 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22539 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22540 * final.c (final_scan_insn): Call
22541 targetm.asm_out.final_postscan_insn after outputting
22542 an asm macro and a normal instruction.
22544 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22545 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22546 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22547 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22548 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22550 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22552 PR middle-end/39701
22553 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22554 variables as non-NULL even with -fdelete-null-pointer-checks.
22556 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22558 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22560 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22563 * config/i386/i386.c (classify_argument): Handle SCmode with
22564 (bit_offset % 64) != 0.
22566 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22568 * doc/invoke.texi (Optimize Options): Add cross-reference to
22569 -Q --help=optimizers examples.
22571 2009-04-10 Ben Elliston <bje@au.ibm.com>
22574 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22575 regalign for the reg == fpr and TDmode case.
22577 2009-04-09 David Ayers <ayers@fsfe.org>
22580 * objc/objc-act.c (warn_with_method): Remove helper function.
22581 (check_duplicates): Call warning and inform directly.
22582 (really_start_method): Likewise.
22584 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22586 * expmed.c (expand_divmod): Always use a comparison for a division
22587 by a large unsigned integer.
22589 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22590 for things others than variables or functions as nonzero.
22592 2009-04-09 Nick Clifton <nickc@redhat.com>
22594 * unwind-compat.c: Change copyright header to refer to version
22595 3 of the GNU General Public License with version 3.1 of the
22596 GCC Runtime Library Exception and to point readers at the
22597 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22598 * config/alpha/crtfastmath.c: Likewise.
22599 * config/alpha/linux-unwind.h: Likewise.
22600 * config/alpha/qrnnd.asm: Likewise.
22601 * config/alpha/vms-crt0-64.c: Likewise.
22602 * config/alpha/vms-crt0.c: Likewise.
22603 * config/alpha/vms-dwarf2.asm: Likewise.
22604 * config/alpha/vms-dwarf2eh.asm: Likewise.
22605 * config/alpha/vms-psxcrt0-64.c: Likewise.
22606 * config/alpha/vms-psxcrt0.c: Likewise.
22607 * config/alpha/vms_tramp.asm: Likewise.
22608 * config/arc/initfini.c: Likewise.
22609 * config/arc/lib1funcs.asm: Likewise.
22610 * config/arm/bpabi-v6m.S: Likewise.
22611 * config/arm/bpabi.S: Likewise.
22612 * config/arm/bpabi.c: Likewise.
22613 * config/arm/crti.asm: Likewise.
22614 * config/arm/crtn.asm: Likewise.
22615 * config/arm/ieee754-df.S: Likewise.
22616 * config/arm/ieee754-sf.S: Likewise.
22617 * config/arm/lib1funcs.asm: Likewise.
22618 * config/arm/libunwind.S: Likewise.
22619 * config/arm/linux-atomic.c: Likewise.
22620 * config/arm/mmintrin.h: Likewise.
22621 * config/arm/pr-support.c: Likewise.
22622 * config/arm/unaligned-funcs.c: Likewise.
22623 * config/arm/unwind-arm.c: Likewise.
22624 * config/arm/unwind-arm.h: Likewise.
22625 * config/avr/libgcc.S: Likewise.
22626 * config/bfin/crti.s: Likewise.
22627 * config/bfin/crtlibid.s: Likewise.
22628 * config/bfin/crtn.s: Likewise.
22629 * config/bfin/lib1funcs.asm: Likewise.
22630 * config/bfin/linux-unwind.h: Likewise.
22631 * config/cris/arit.c: Likewise.
22632 * config/cris/cris_abi_symbol.c: Likewise.
22633 * config/darwin-64.c: Likewise.
22634 * config/darwin-crt2.c: Likewise.
22635 * config/darwin-crt3.c: Likewise.
22636 * config/darwin.h: Likewise.
22637 * config/dbxelf.h: Likewise.
22638 * config/dfp-bit.c: Likewise.
22639 * config/dfp-bit.h: Likewise.
22640 * config/elfos.h: Likewise.
22641 * config/fixed-bit.c: Likewise.
22642 * config/fixed-bit.h: Likewise.
22643 * config/fp-bit.c: Likewise.
22644 * config/fp-bit.h: Likewise.
22645 * config/fr30/crti.asm: Likewise.
22646 * config/fr30/crtn.asm: Likewise.
22647 * config/fr30/lib1funcs.asm: Likewise.
22648 * config/freebsd-spec.h: Likewise.
22649 * config/frv/cmovd.c: Likewise.
22650 * config/frv/cmovh.c: Likewise.
22651 * config/frv/cmovw.c: Likewise.
22652 * config/frv/frvbegin.c: Likewise.
22653 * config/frv/frvend.c: Likewise.
22654 * config/frv/lib1funcs.asm: Likewise.
22655 * config/glibc-stdint.h: Likewise.
22656 * config/h8300/clzhi2.c: Likewise.
22657 * config/h8300/crti.asm: Likewise.
22658 * config/h8300/crtn.asm: Likewise.
22659 * config/h8300/ctzhi2.c: Likewise.
22660 * config/h8300/fixunssfsi.c: Likewise.
22661 * config/h8300/lib1funcs.asm: Likewise.
22662 * config/h8300/parityhi2.c: Likewise.
22663 * config/h8300/popcounthi2.c: Likewise.
22664 * config/i386/ammintrin.h: Likewise.
22665 * config/i386/att.h: Likewise.
22666 * config/i386/avxintrin.h: Likewise.
22667 * config/i386/biarch64.h: Likewise.
22668 * config/i386/bmmintrin.h: Likewise.
22669 * config/i386/cpuid.h: Likewise.
22670 * config/i386/cross-stdarg.h: Likewise.
22671 * config/i386/crtfastmath.c: Likewise.
22672 * config/i386/crtprec.c: Likewise.
22673 * config/i386/cygming-crtbegin.c: Likewise.
22674 * config/i386/cygming-crtend.c: Likewise.
22675 * config/i386/cygwin.asm: Likewise.
22676 * config/i386/emmintrin.h: Likewise.
22677 * config/i386/gmm_malloc.h: Likewise.
22678 * config/i386/gthr-win32.c: Likewise.
22679 * config/i386/i386.h: Likewise.
22680 * config/i386/immintrin.h: Likewise.
22681 * config/i386/linux-unwind.h: Likewise.
22682 * config/i386/linux64.h: Likewise.
22683 * config/i386/mm3dnow.h: Likewise.
22684 * config/i386/mmintrin-common.h: Likewise.
22685 * config/i386/mmintrin.h: Likewise.
22686 * config/i386/nmmintrin.h: Likewise.
22687 * config/i386/pmm_malloc.h: Likewise.
22688 * config/i386/pmmintrin.h: Likewise.
22689 * config/i386/smmintrin.h: Likewise.
22690 * config/i386/sol2-c1.asm: Likewise.
22691 * config/i386/sol2-ci.asm: Likewise.
22692 * config/i386/sol2-cn.asm: Likewise.
22693 * config/i386/sol2-gc1.asm: Likewise.
22694 * config/i386/tmmintrin.h: Likewise.
22695 * config/i386/unix.h: Likewise.
22696 * config/i386/w32-unwind.h: Likewise.
22697 * config/i386/wmmintrin.h: Likewise.
22698 * config/i386/x86-64.h: Likewise.
22699 * config/i386/x86intrin.h: Likewise.
22700 * config/i386/xmmintrin.h: Likewise.
22701 * config/ia64/crtbegin.asm: Likewise.
22702 * config/ia64/crtend.asm: Likewise.
22703 * config/ia64/crtfastmath.c: Likewise.
22704 * config/ia64/crti.asm: Likewise.
22705 * config/ia64/crtn.asm: Likewise.
22706 * config/ia64/fde-glibc.c: Likewise.
22707 * config/ia64/lib1funcs.asm: Likewise.
22708 * config/ia64/linux-unwind.h: Likewise.
22709 * config/ia64/quadlib.c: Likewise.
22710 * config/ia64/unwind-ia64.c: Likewise.
22711 * config/linux.h: Likewise.
22712 * config/m32c/m32c-lib1.S: Likewise.
22713 * config/m32c/m32c-lib2-trapv.c: Likewise.
22714 * config/m32c/m32c-lib2.c: Likewise.
22715 * config/m32r/initfini.c: Likewise.
22716 * config/m68hc11/larith.asm: Likewise.
22717 * config/m68hc11/m68hc11-crt0.S: Likewise.
22718 * config/m68k/cf.md: Likewise.
22719 * config/m68k/crti.s: Likewise.
22720 * config/m68k/crtn.s: Likewise.
22721 * config/m68k/lb1sf68.asm: Likewise.
22722 * config/m68k/linux-unwind.h: Likewise.
22723 * config/mcore/crti.asm: Likewise.
22724 * config/mcore/crtn.asm: Likewise.
22725 * config/mcore/lib1.asm: Likewise.
22726 * config/mips/linux-unwind.h: Likewise.
22727 * config/mips/loongson.h: Likewise.
22728 * config/mips/mips16.S: Likewise.
22729 * config/mmix/crti.asm: Likewise.
22730 * config/mmix/crtn.asm: Likewise.
22731 * config/pa/fptr.c: Likewise.
22732 * config/pa/hpux-unwind.h: Likewise.
22733 * config/pa/lib2funcs.asm: Likewise.
22734 * config/pa/linux-atomic.c: Likewise.
22735 * config/pa/linux-unwind.h: Likewise.
22736 * config/pa/milli64.S: Likewise.
22737 * config/pa/quadlib.c: Likewise.
22738 * config/pa/stublib.c: Likewise.
22739 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22740 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22741 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22742 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22743 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22744 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22745 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22746 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22747 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22748 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22749 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22750 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22751 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22752 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22753 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22754 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22755 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22756 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22757 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22758 * config/rs6000/750cl.h: Likewise.
22759 * config/rs6000/altivec.h: Likewise.
22760 * config/rs6000/biarch64.h: Likewise.
22761 * config/rs6000/crtresfpr.asm: Likewise.
22762 * config/rs6000/crtresgpr.asm: Likewise.
22763 * config/rs6000/crtresxfpr.asm: Likewise.
22764 * config/rs6000/crtresxgpr.asm: Likewise.
22765 * config/rs6000/crtsavfpr.asm: Likewise.
22766 * config/rs6000/crtsavgpr.asm: Likewise.
22767 * config/rs6000/darwin-asm.h: Likewise.
22768 * config/rs6000/darwin-fallback.c: Likewise.
22769 * config/rs6000/darwin-fpsave.asm: Likewise.
22770 * config/rs6000/darwin-ldouble.c: Likewise.
22771 * config/rs6000/darwin-tramp.asm: Likewise.
22772 * config/rs6000/darwin-unwind.h: Likewise.
22773 * config/rs6000/darwin-vecsave.asm: Likewise.
22774 * config/rs6000/darwin-world.asm: Likewise.
22775 * config/rs6000/e500crtres32gpr.asm: Likewise.
22776 * config/rs6000/e500crtres64gpr.asm: Likewise.
22777 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22778 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22779 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22780 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22781 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22782 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22783 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22784 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22785 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22786 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22787 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22788 * config/rs6000/eabi-ci.asm: Likewise.
22789 * config/rs6000/eabi-cn.asm: Likewise.
22790 * config/rs6000/eabi.asm: Likewise.
22791 * config/rs6000/linux-unwind.h: Likewise.
22792 * config/rs6000/linux64.h: Likewise.
22793 * config/rs6000/paired.h: Likewise.
22794 * config/rs6000/paired.md: Likewise.
22795 * config/rs6000/ppc64-fp.c: Likewise.
22796 * config/rs6000/ppu_intrinsics.h: Likewise.
22797 * config/rs6000/rs6000.h: Likewise.
22798 * config/rs6000/si2vmx.h: Likewise.
22799 * config/rs6000/sol-ci.asm: Likewise.
22800 * config/rs6000/sol-cn.asm: Likewise.
22801 * config/rs6000/spe.h: Likewise.
22802 * config/rs6000/spu2vmx.h: Likewise.
22803 * config/rs6000/sysv4.h: Likewise.
22804 * config/rs6000/tramp.asm: Likewise.
22805 * config/rs6000/vec_types.h: Likewise.
22806 * config/s390/linux-unwind.h: Likewise.
22807 * config/s390/tpf-unwind.h: Likewise.
22808 * config/score/crti.asm: Likewise.
22809 * config/score/crtn.asm: Likewise.
22810 * config/sh/crt1.asm: Likewise.
22811 * config/sh/crti.asm: Likewise.
22812 * config/sh/crtn.asm: Likewise.
22813 * config/sh/divtab-sh4-300.c: Likewise.
22814 * config/sh/divtab-sh4.c: Likewise.
22815 * config/sh/divtab.c: Likewise.
22816 * config/sh/lib1funcs-4-300.asm: Likewise.
22817 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22818 * config/sh/lib1funcs.asm: Likewise.
22819 * config/sh/lib1funcs.h: Likewise.
22820 * config/sh/linux-atomic.asm: Likewise.
22821 * config/sh/linux-unwind.h: Likewise.
22822 * config/sh/shmedia.h: Likewise.
22823 * config/sh/sshmedia.h: Likewise.
22824 * config/sh/ushmedia.h: Likewise.
22825 * config/sparc/crtfastmath.c: Likewise.
22826 * config/sparc/linux-unwind.h: Likewise.
22827 * config/sparc/sol2-c1.asm: Likewise.
22828 * config/sparc/sol2-ci.asm: Likewise.
22829 * config/sparc/sol2-cn.asm: Likewise.
22830 * config/spu/divmodti4.c: Likewise.
22831 * config/spu/divv2df3.c: Likewise.
22832 * config/spu/float_disf.c: Likewise.
22833 * config/spu/float_unsdidf.c: Likewise.
22834 * config/spu/float_unsdisf.c: Likewise.
22835 * config/spu/float_unssidf.c: Likewise.
22836 * config/spu/mfc_multi_tag_release.c: Likewise.
22837 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22838 * config/spu/mfc_tag_release.c: Likewise.
22839 * config/spu/mfc_tag_reserve.c: Likewise.
22840 * config/spu/mfc_tag_table.c: Likewise.
22841 * config/spu/multi3.c: Likewise.
22842 * config/spu/spu_internals.h: Likewise.
22843 * config/spu/spu_intrinsics.h: Likewise.
22844 * config/spu/spu_mfcio.h: Likewise.
22845 * config/spu/vec_types.h: Likewise.
22846 * config/spu/vmx2spu.h: Likewise.
22847 * config/stormy16/stormy16-lib2.c: Likewise.
22848 * config/svr4.h: Likewise.
22849 * config/sync.c: Likewise.
22850 * config/v850/lib1funcs.asm: Likewise.
22851 * config/vxlib-tls.c: Likewise.
22852 * config/vxlib.c: Likewise.
22853 * config/vxworks-dummy.h: Likewise.
22854 * config/xtensa/crti.asm: Likewise.
22855 * config/xtensa/crtn.asm: Likewise.
22856 * config/xtensa/ieee754-df.S: Likewise.
22857 * config/xtensa/ieee754-sf.S: Likewise.
22858 * config/xtensa/lib1funcs.asm: Likewise.
22859 * config/xtensa/lib2funcs.S: Likewise.
22860 * config/xtensa/linux-unwind.h: Likewise.
22861 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22862 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22863 * coretypes.h: Likewise.
22864 * crtstuff.c: Likewise.
22865 * defaults.h: Likewise.
22866 * dwarf2.h: Likewise.
22867 * emutls.c: Likewise.
22868 * gbl-ctors.h: Likewise.
22869 * gcov-io.h: Likewise.
22870 * ginclude/float.h: Likewise.
22871 * ginclude/iso646.h: Likewise.
22872 * ginclude/stdarg.h: Likewise.
22873 * ginclude/stdbool.h: Likewise.
22874 * ginclude/stddef.h: Likewise.
22875 * ginclude/stdfix.h: Likewise.
22876 * ginclude/stdint-gcc.h: Likewise.
22877 * ginclude/tgmath.h: Likewise.
22878 * gthr-aix.h: Likewise.
22879 * gthr-dce.h: Likewise.
22880 * gthr-gnat.c: Likewise.
22881 * gthr-gnat.h: Likewise.
22882 * gthr-lynx.h: Likewise.
22883 * gthr-mipssde.h: Likewise.
22884 * gthr-nks.h: Likewise.
22885 * gthr-posix.c: Likewise.
22886 * gthr-posix.h: Likewise.
22887 * gthr-posix95.h: Likewise.
22888 * gthr-rtems.h: Likewise.
22889 * gthr-single.h: Likewise.
22890 * gthr-solaris.h: Likewise.
22891 * gthr-tpf.h: Likewise.
22892 * gthr-vxworks.h: Likewise.
22893 * gthr-win32.h: Likewise.
22894 * gthr.h: Likewise.
22895 * libgcc2.c: Likewise.
22896 * libgcc2.h: Likewise.
22897 * libgcov.c: Likewise.
22898 * tsystem.h: Likewise.
22899 * typeclass.h: Likewise.
22900 * unwind-c.c: Likewise.
22901 * unwind-compat.h: Likewise.
22902 * unwind-dw2-fde-compat.c: Likewise.
22903 * unwind-dw2-fde-darwin.c: Likewise.
22904 * unwind-dw2-fde-glibc.c: Likewise.
22905 * unwind-dw2-fde.c: Likewise.
22906 * unwind-dw2-fde.h: Likewise.
22907 * unwind-dw2.c: Likewise.
22908 * unwind-dw2.h: Likewise.
22909 * unwind-generic.h: Likewise.
22910 * unwind-pe.h: Likewise.
22911 * unwind-sjlj.c: Likewise.
22912 * unwind.inc: Likewise.
22913 * config/arm/neon-gen.ml: Change generated copyright header to
22914 refer to version 3 of the GNU General Public License with
22915 version 3.1 of the GCC Runtime Library Exception and to point
22916 readers at the COPYING3 and COPYING3.RUNTIME files and the
22917 FSF's license web page.
22918 * config/arm/arm_neon.h: Regenerate.
22920 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22922 * config/cris/cris.md: Change copyright header to refer to version
22923 3 of the GNU General Public License.
22924 * doc/install.texi2html: Change copyright header to refer to version
22925 3 of the GNU General Public License and to point readers at the
22926 COPYING3 file and the FSF's license web page.
22927 * config/vax/linux.h: Likewise.
22929 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22931 * config/i386/i386.md (cmpcc): New.
22932 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22933 (sync_compare_and_swap_cc*): Delete.
22935 * config/s390/s390.c (s390_compare_emitted): Remove.
22936 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22937 s390_compare_emitted used to be handled. Assert that modes match.
22938 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22939 refer to sync_compare_and_swap_ccsi.
22940 * config/s390/s390.h (s390_compare_emitted): Remove.
22941 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22942 instead of s390_compare_emitted.
22943 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22944 instead of s390_compare_emitted.
22945 * config/s390/s390.md (cmpcc): New.
22946 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22947 CC_REGNUM, do not pretend it's set.
22948 (sync_compare_and_swap_cc*): Delete.
22949 * config/s390/predicates.md (cc_reg_operand): New.
22951 * expr.c (sync_compare_and_swap_cc): Delete.
22952 * optabs.h (sync_compare_and_swap_cc): Delete.
22953 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22954 is being used with can_compare_p.
22955 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22956 (find_cc_set): New.
22957 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22958 look for a MODE_CC set instead. Use emit_store_flag.
22959 (expand_compare_and_swap_loop): Likewise, with some additional
22960 complication to avoid a force_reg when useless. Use
22961 emit_cmp_and_jump_insns.
22962 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22963 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22964 sync_compare_and_swap documentation.
22966 2009-04-09 Jan Hubicka <jh@suse.cz>
22968 * except.c (find_prev_try): Break out from ....
22969 (duplicate_eh_regions): ... here; properly update prev_try pointers
22970 when duplication part of tree.
22971 (dump_eh_tree): Improve dumping.
22972 (verify_eh_region): New.
22973 (verify_eh_tree): Use it.
22975 2009-04-06 Richard Guenther <rguenther@suse.de>
22977 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22978 &ARRAY addresses by adjusting their types and prepending
22980 * tree-cfg.c (verify_gimple_assign_single): Verify that
22981 addresses are correct.
22983 2009-04-09 Richard Guenther <rguenther@suse.de>
22985 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22986 indices into an array reference if possible.
22987 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22988 Fold POINTER_PLUS_EXPR statements with invariant address.
22990 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22993 * config.gcc (powerpc64-*-linux*): Always build biarch.
22995 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22998 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22999 it and pedwarn if this results in an INTEGER_CST.
23001 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23003 * doc/install.texi: Update minimum GMP version. Remove obsolete
23004 text in MPFR section.
23006 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23008 * dwarf2out.c (class_scope_p): New static inline.
23009 (class_or_namespace_scope_p): Use it.
23010 (gen_variable_die): Use DW_TAG_member tag for static data member
23011 declarations instead of DW_TAG_variable.
23013 PR middle-end/39573
23014 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23017 2009-04-08 Richard Guenther <rguenther@suse.de>
23019 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23020 valueize random data.
23022 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23024 * config.gcc (aix tm_file): Add aix-stdint.h.
23025 (aix tm clause use_gcc_stdint): Set to wrap.
23026 * config/rs6000/aix-stdint.h: New file.
23028 2009-04-08 Richard Guenther <rguenther@suse.de>
23030 PR middle-end/36291
23031 * tree-dfa.c (add_referenced_var): Do not recurse into
23032 global initializers.
23033 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23035 (fold_const_aggregate_ref): Likewise.
23037 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23039 * recog.c (ordered_comparison_operator): New.
23040 * gensupport.c (std_preds): Add it.
23041 * doc/md.texi (Machine-Independent Predicates): Document it.
23043 2009-04-08 Jan Hubicka <jh@suse.cz>
23045 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23046 * function.h (rtl_eh): Remove exception_handler_label_map.
23047 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23048 remove_exception_handler_label, for_each_eh_label_1): Remove.
23049 (rtl_remove_unreachable_regions): Remove.
23050 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23051 (find_exception_handler_labels): Don't build the hashtable.
23052 (maybe_remove_eh_handler): Remove.
23053 (for_each_eh_label): Rewrite to walk the tree.
23054 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23055 * except.h (maybe_remove_eh_handler): Remove.
23056 * passes.c (init_optimization_passes): Schedule second EH cleanup
23058 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23059 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23061 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23063 * genoutput.c (validate_optab_operands): New.
23064 (gen_insn, gen_expand): Call it.
23066 * genflags.c (gen_insn): Detect misused iterators.
23067 (main): Pass line_no to gen_insn, exit with status 1 on error.
23069 * genextract.c (line_no): Make global.
23070 (VEC_safe_set_locstr): Change assertion to error message.
23071 (main): Exit with status 1 on error.
23073 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23077 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23078 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23079 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23080 * c-convert.c (convert): Do not call fold on results of conversion
23081 functions when the result is a C_MAYBE_CONST_EXPR.
23082 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23083 of __builtin_choose_expr.
23084 * c-typeck.c (remove_c_maybe_const_expr): New.
23085 (build_unary_op, build_conditional_expr, build_compound_expr,
23086 build_binary_op, c_objc_common_truthvalue_conversion): Call
23087 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23090 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23092 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23093 CODE to produce a new one. Add a prototype to use fold_convert_const
23095 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23098 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23099 mix declarations and code.
23101 2009-04-08 Ben Elliston <bje@au.ibm.com>
23103 * gcc.c: Replace `CC' with `GCC' throughout.
23105 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23107 * doc/invoke.texi: Document Atom support.
23109 2009-04-07 Jason Merrill <jason@redhat.com>
23112 * c-common.h, c-common.c: Add flag_pretty_templates.
23113 * c-opts.c (c_common_handle_option): Set it.
23114 * c.opt: Add -fno-pretty-templates.
23115 * doc/invoke.texi (C++ Dialect Options): Likewise.
23117 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23119 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23120 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23121 (ia64_expand_builtin): Likewise.
23123 2009-04-07 Martin Jambor <mjambor@suse.cz>
23125 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23126 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23127 ADDR_EXPRS are include too.
23129 2009-04-07 Richard Guenther <rguenther@suse.de>
23131 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23132 decls are only used if passes as parameters or if they are
23133 local statics and the call is not to a builtin.
23134 (call_may_clobber_ref_p_1): Likewise.
23136 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23138 * expr.c (do_store_flag): Remove last argument. Simplify code
23139 to avoid duplication of tests already done by can_compare_p.
23140 (expand_expr_real_1): Adjust caller.
23142 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23144 * optabs.c (can_compare_p): Test the predicate of a
23145 cbranch and cstore pattern.
23147 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23149 * expr.c (convert_move): Use emit_store_flag instead of
23152 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23154 * config/i386/i386.c (ix86_compare_emitted): Remove.
23155 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23156 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23157 * config/i386/i386.h (ix86_compare_emitted): Remove.
23158 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23159 instead of ix86_compare_emitted.
23160 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23162 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23164 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23165 Add t-sysroot-suffix to tmake_file.
23166 * config/print-sysroot-suffix.sh: New file.
23167 * config/t-sysroot-suffix: New file.
23169 2009-04-07 Ben Elliston <bje@au.ibm.com>
23171 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23172 as the latter produces a warning when the target does not support
23175 2009-04-07 Ben Elliston <bje@au.ibm.com>
23177 * dfp.c: Replace type punning assignments with memcpy throughout.
23178 * Makefile.in (dfp.o-warn): Remove.
23180 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23183 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23184 Include soft-fp/t-softfp after rs6000/t-linux64.
23186 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23188 * stor-layout.c (set_sizetype): Use the full precision of their
23189 machine mode for bitsize types.
23191 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23193 * config/i386/i386.md: Revert 2 accidental checkins.
23195 2009-04-06 Joey Ye <joey.ye@intel.com>
23196 Xuepeng Guo <xuepeng.guo@intel.com>
23197 H.J. Lu <hongjiu.lu@intel.com>
23199 Atom pipeline model, tuning and insn selection.
23200 * config.gcc (atom): Add atom config options and target.
23202 * config/i386/atom.md: New.
23204 * config/i386/i386.c (atom_cost): New cost.
23205 (m_ATOM): New macro flag.
23206 (initial_ix86_tune_features): Set m_ATOM.
23207 (x86_accumulate_outgoing_args): Likewise.
23208 (x86_arch_always_fancy_math_387): Likewise.
23209 (processor_target): Add Atom cost.
23210 (cpu_names): Add Atom cpu name.
23211 (override_options): Set Atom ISA.
23212 (ix86_issue_rate): New case PROCESSOR_ATOM.
23213 (ix86_adjust_cost): Likewise.
23215 * config/i386/i386.h (TARGET_ATOM): New target macro.
23216 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23217 (TARGET_OPT_AGU): New target option.
23218 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23219 (processor_type): Add PROCESSOR_ATOM.
23221 * config/i386/i386.md (cpu): Add new value "atom".
23222 (use_carry, movu): New attr.
23223 (atom.md): Include atom.md.
23224 (adddi3_carry_rex64): Set attr "use_carry".
23225 (addqi3_carry): Likewise.
23226 (addhi3_carry): Likewise.
23227 (addsi3_carry): Likewise.
23228 (*addsi3_carry_zext): Likewise.
23229 (subdi3_carry_rex64): Likewise.
23230 (subqi3_carry): Likewise.
23231 (subhi3_carry): Likewise.
23232 (subsi3_carry): Likewise.
23233 (x86_movdicc_0_m1_rex64): Likewise.
23234 (*x86_movdicc_0_m1_se): Likewise.
23235 (x86_movsicc_0_m1): Likewise.
23236 (*x86_movsicc_0_m1_se): Likewise.
23237 (*adddi_1_rex64): Emit add insn as much as possible.
23238 (*addsi_1): Likewise.
23239 (return_internal): Set atom_unit.
23240 (return_internal_long): Likewise.
23241 (return_pop_internal): Likewise.
23242 (*rcpsf2_sse): Set atom_sse_attr attr.
23243 (*qrt<mode>2_sse): Likewise.
23244 (*prefetch_sse): Likewise.
23246 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23248 (ix86_target_macros_internal): Likewise.
23250 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23251 (*prefetch_sse_rex): Likewise.
23252 (sse_rcpv4sf2): Likewise.
23253 (sse_vmrcpv4sf2): Likewise.
23254 (sse_sqrtv4sf2): Likewise.
23255 (<sse>_vmsqrt<mode>2): Likewise.
23256 (sse_ldmxcsr): Likewise.
23257 (sse_stmxcsr): Likewise.
23258 (*sse_sfence): Likewise.
23259 (sse2_clflush): Likewise.
23260 (*sse2_mfence): Likewise.
23261 (*sse2_lfence): Likewise.
23262 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23263 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23264 (avx_movdqu<avxmodesuffix>): Likewise.
23265 (avx_lddqu<avxmodesuffix>): Likewise.
23266 (sse2_movntv2di): Change attr "type" to "ssemov".
23267 (sse2_movntsi): Likewise.
23268 (rsqrtv8sf2): Change attr "type" to "sseadd".
23269 (sse3_addsubv2df3): Set attr "atom_unit".
23270 (sse3_h<plusminus_insn>v4sf3): Likewise.
23271 (*sse2_pmaddwd): Likewise.
23272 (*vec_extractv2di_1_rex64): Likewise.
23273 (*vec_extractv2di_1_avx): Likewise.
23274 (sse2_psadbw): Likewise.
23275 (ssse3_phaddwv8hi3): Likewise.
23276 (ssse3_phaddwv4hi3): Likewise.
23277 (ssse3_phadddv4si3): Likewise.
23278 (ssse3_phadddv2si3): Likewise.
23279 (ssse3_phaddswv8hi3): Likewise.
23280 (ssse3_phaddswv4hi3): Likewise.
23281 (ssse3_phsubwv8hi3): Likewise.
23282 (ssse3_phsubwv4hi3): Likewise.
23283 (ssse3_phsubdv4si3): Likewise.
23284 (ssse3_phsubdv2si3): Likewise.
23285 (ssse3_phsubswv8hi3): Likewise.
23286 (ssse3_phsubswv4hi3): Likewise.
23287 (ssse3_pmaddubsw128): Likewise.
23288 (sse3_pmaddubsw: Likewise.
23289 (ssse3_palignrti): Likewise.
23290 (ssse3_palignrdi): Likewise.
23292 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23294 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23296 2009-04-06 Richard Guenther <rguenther@suse.de>
23298 PR tree-optimization/28868
23299 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23300 of which PHI results we inserted.
23301 (insert_into_preds_of_block): Record inserted PHIs.
23302 (eliminate): Eliminate redundant PHI nodes.
23303 (init_pre): Init inserted_phi_names.
23305 2009-04-06 Richard Guenther <rguenther@suse.de>
23307 PR tree-optimization/39643
23308 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23309 IMAGPART_EXPRs of complex constants.
23310 (execute_fold_all_builtins): If we folded a call queue
23311 TODO_update_address_taken.
23313 2009-04-06 Jan Hubicka <jh@suse.cz>
23315 PR middle-end/39659
23316 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23319 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23321 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23323 (ic_invalidate_array): Likewise.
23325 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23327 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23328 alignment for library calls.
23330 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23332 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23333 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23334 * config/i386/mingw-stdint.h: New file.
23336 2009-04-05 Richard Guenther <rguenther@suse.de>
23338 PR tree-optimization/39648
23339 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23340 our &A vs. &A[0] IL deficiencies.
23342 2009-04-04 Jan Hubicka <jh@suse.cz>
23344 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23345 removed toplevel regions.
23346 (sjlj_mark_call_sites): Likewise.
23348 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23350 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23351 (cygwin tm clause use_gcc_stdint): Set to wrap.
23352 * config/i386/cygwin-stdint.h: New file.
23354 2009-04-04 Richard Guenther <rguenther@suse.de>
23356 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23357 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23358 single-argument PHIs if we are in loop-closed SSA form.
23359 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23360 for the pre-condition.
23361 (slpeel_tree_peel_loop_to_edge): Likewise.
23362 (vect_build_loop_niters): Take an optional sequence to append stmts.
23363 (vect_generate_tmps_on_preheader): Likewise.
23364 (vect_do_peeling_for_loop_bound): Take extra guards for the
23366 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23367 the cost model check.
23368 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23369 guards if we are going to peel. Do not apply versioning in that case.
23370 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23371 (vect_do_peeling_for_loop_bound): Likewise.
23372 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23373 loop bound only record extra pre-conditions, do not apply loop
23376 2009-04-04 Richard Guenther <rguenther@suse.de>
23378 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23381 2009-04-04 Jan Hubicka <jh@suse.cz>
23383 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23384 last_basic_block for size of bb->index indexed array.
23385 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23386 compute_out, link_btr_uses, build_btr_def_use_webs,
23387 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23389 2009-04-04 Jan Hubicka <jh@suse.cz>
23391 * except.c (remove_eh_handler_and_replace): Break out from ...
23392 (remove_eh_handler): ... here.
23393 (bring_to_root): New function.
23394 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23395 handled ones, bring others to root of tree.
23397 2009-04-04 Jan Hubicka <jh@suse.cz>
23399 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23400 (all_phis_safe_to_merge): New function.
23401 (update_info): New structure.
23402 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23403 (cleanup_empty_eh): Update SSA if possible.
23405 2009-04-04 Richard Guenther <rguenther@suse.de>
23407 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23408 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23409 (append_vuse): Likewise.
23411 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23413 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23414 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23415 instead of REG_UNSAVED for DW_CFA_undefined.
23416 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23417 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23420 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23423 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23425 2009-04-04 Richard Guenther <rguenther@suse.de>
23427 PR tree-optimization/8781
23428 PR tree-optimization/37892
23429 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23430 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23431 (valueize_refs): Call it for *& valueizations.
23432 (shared_reference_ops_from_ref): Rename to ...
23433 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23434 (shared_reference_ops_from_call): Rename to ...
23435 (valueize_shared_reference_ops_from_call): ... this and valueize.
23436 (vn_reference_lookup): Update.
23437 (visit_reference_op_call): Likewise.
23438 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23439 (eliminate): Value-replace the call address in call statements.
23441 2009-04-04 Richard Guenther <rguenther@suse.de>
23443 PR tree-optimization/39636
23444 * tree-ssa-forwprop.c
23445 (forward_propagate_addr_into_variable_array_index): Check for
23446 GIMPLE_ASSIGN before accessing the rhs code.
23448 2009-04-03 Jason Merrill <jason@redhat.com>
23450 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23452 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23454 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23455 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23456 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23457 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23458 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23459 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23460 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23461 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23462 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23463 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23464 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23465 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23466 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23467 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23468 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23469 Use fr_reg_or_fp01_operand instead of fr_register_operand
23471 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23472 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23473 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23475 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23477 PR rtl-optimization/39607
23478 PR rtl-optimization/39631
23482 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23483 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23484 instead of DF_LR_OUT.
23485 * ira-lives.c (process_bb_node_lives): Ditto.
23486 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23487 instead of DF_LR_{OUT,IN}.
23488 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23489 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23491 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23493 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23494 (execute_lower_omp): Always run but take the short way out if -fopenmp
23496 (gate_lower_omp): Remove, forcing the pass manager to always run the
23497 pass and always set PROP_gimple_lomp.
23498 (pass_lower_omp): Remove gate function.
23499 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23500 PROP_trees. Instead, require it.
23501 * ipa-cp.c (pass_ipa_cp): Likewise.
23502 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23503 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23504 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23505 and PROP_gimple_leh.
23507 2009-04-03 Richard Guenther <rguenther@suse.de>
23509 PR middle-end/13146
23510 PR tree-optimization/23940
23511 PR tree-optimization/33237
23512 PR middle-end/33974
23513 PR middle-end/34093
23514 PR tree-optimization/36201
23515 PR tree-optimization/36230
23516 PR tree-optimization/38049
23517 PR tree-optimization/38207
23518 PR tree-optimization/38230
23519 PR tree-optimization/38301
23520 PR tree-optimization/38585
23521 PR middle-end/38895
23522 PR tree-optimization/38985
23523 PR tree-optimization/39299
23524 * tree-ssa-structalias.h: Remove.
23525 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23526 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23527 (struct vuse_element_d): Remove.
23528 (struct vuse_vec_d): Likewise.
23529 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23530 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23531 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23532 VUSE_ELEMENT_VAR): Likewise.
23533 (struct voptype_d): Likewise.
23534 (NUM_VOP_FREE_BUCKETS): Likewise.
23535 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23536 (struct stmt_operands_d): Remove.
23537 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23538 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23539 VDEF_NUM, VDEF_VECT): Likewise.
23540 (copy_virtual_operands): Remove.
23541 (operand_build_cmp): Likewise.
23542 (create_ssa_artificial_load_stmt): Likewise.
23543 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23544 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23545 vuse_index and mayuse_index members. Pack and move done and iter_type
23546 members to the front.
23547 (SSA_OP_VMAYUSE): Remove.
23548 (SSA_OP_VIRTUAL_USES): Adjust.
23549 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23550 (unlink_stmt_vdef): Declare.
23551 (add_to_addressable_set): Remove.
23552 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23553 (vrp_visit_stmt): Likewise.
23554 * doc/tree-ssa.texi (Alias analysis): Update.
23555 * doc/invoke.texi (max-aliased-vops): Remove docs.
23556 (avg-aliased-vops): Likewise.
23557 * tree-into-ssa.c (syms_to_rename): Remove.
23558 (need_to_update_vops_p): Likewise.
23559 (need_to_initialize_update_ssa_p): Rename to ...
23560 (update_ssa_initialized_fn): ... this. Track function we are
23562 (symbol_marked_for_renaming): Simplify.
23563 (add_new_name_mapping): Do not set need_to_update_vops_p.
23564 (dump_currdefs): Use SYMS_TO_RENAME.
23565 (rewrite_update_stmt): Always walk all uses/defs.
23566 (dump_update_ssa): Adjust.
23567 (init_update_ssa): Take function argument. Track what we are
23569 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23570 (create_new_def_for): Initialize for cfun, assert we are initialized
23572 (mark_sym_for_renaming): Simplify.
23573 (mark_set_for_renaming): Do not initialize update-ssa.
23574 (need_ssa_update_p): Simplify. Take function argument.
23575 (name_mappings_registered_p): Assert we ask for the correct function.
23576 (name_registered_for_update_p): Likewise.
23577 (ssa_names_to_replace): Likewise.
23578 (release_ssa_name_after_update_ssa): Likewise.
23579 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23580 (dump_decl_set): Do not print a newline.
23581 (debug_decl_set): Do it here.
23582 (dump_update_ssa): And here.
23583 * tree-ssa-loop-im.c (move_computations): Adjust.
23584 (movement_possibility): Likewise.
23585 (determine_max_movement): Likewise.
23586 (gather_mem_refs_stmt): Likewise.
23587 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23588 or NAME_MEMORY_TAG.
23589 * tree-complex.c (update_all_vops): Remove.
23590 (expand_complex_move): Adjust.
23591 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23592 Simplify test for memory referencing statement. Exclude
23593 non-invariant ADDR_EXPRs.
23594 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23595 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23596 (rdg_flag_uses): Likewise.
23597 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23599 (tree_optimize_tail_calls_1): Also split the
23600 edge from the entry block if we have degenerate PHI nodes in
23601 the first basic block.
23602 * tree.c (init_ttree): Remove memory-tag related code.
23603 (tree_code_size): Likewise.
23604 (tree_node_structure): Likewise.
23605 (build7_stat): Re-write to be build6_stat.
23606 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23607 (SSA_VAR_P): Adjust.
23608 (struct tree_memory_tag): Remove.
23609 (struct tree_memory_partition_tag): Likewise.
23610 (union tree_node): Adjust.
23611 (build7): Re-write to be build6.
23612 * tree-pass.h (pass_reset_cc_flags): Remove.
23613 (TODO_update_address_taken): New flag.
23614 (pass_simple_dse): Remove.
23615 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23616 * params.h (MAX_ALIASED_VOPS): Remove.
23617 (AVG_ALIASED_VOPS): Likewise.
23618 * omp-low.c (expand_omp_taskreg): Update SSA form.
23619 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23620 aliases the lhs in a copy stmt.
23621 * tree-ssa-dse.c (struct address_walk_data): Remove.
23622 (memory_ssa_name_same): Likewise.
23623 (memory_address_same): Likewise.
23624 (get_kill_of_stmt_lhs): Likewise.
23625 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23626 unused stores. Look through PHI nodes into post-dominated regions.
23627 (dse_optimize_stmt): Simplify. Properly remove stores.
23628 (tree_ssa_dse): Compute dominators.
23629 (execute_simple_dse): Remove.
23630 (pass_simple_dse): Likewise.
23631 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23632 gimple_loaded_syms and gimple_stored_syms computation.
23633 * toplev.c (dump_memory_report): Dump alias and pta stats.
23634 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23635 (vn_reference_eq): Likewise.
23636 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23637 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23638 valueize_vuses): Remove.
23639 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23640 (get_def_ref_stmt_vuse): ... this.
23641 (vn_reference_lookup_2): New function.
23642 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23643 walking equivalent vuses. Simplify.
23644 (vn_reference_lookup): Likewise.
23645 (vn_reference_insert): Likewise.
23646 (vn_reference_insert_pieces): Likewise.
23647 (visit_reference_op_call): Simplify.
23648 (visit_reference_op_load): Likewise.
23649 (visit_reference_op_store): Likewise.
23650 (init_scc_vn): Remove shared_lookup_vuses initialization.
23651 (free_scc_vn): Remove shared_lookup_vuses freeing.
23652 (sort_vuses, sort_vuses_heap): Remove.
23653 (get_ref_from_reference_ops): Export.
23654 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23655 vector with single vuse pointer.
23656 (vn_reference_lookup_pieces, vn_reference_lookup,
23657 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23658 (shared_vuses_from_stmt): Remove.
23659 (get_ref_from_reference_ops): Declare.
23660 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23661 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23662 memory-tag related code.
23663 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23664 (likely_value): Add comment, skip static-chain of call statements.
23665 (surely_varying_stmt_p): Adjust.
23666 (gimplify_and_update_call_from_tree): Likewise.
23667 (execute_fold_all_builtins): Do not rebuild alias info.
23668 (gimplify_and_update_call_from_tree): Properly update VOPs.
23669 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23670 (copy_ref_info): Remove memory-tag related code.
23671 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23672 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23673 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23675 * tree-ssa-dom.c (gimple_p): Remove typedef.
23676 (eliminate_redundant_computations): Adjust.
23677 (record_equivalences_from_stmt): Likewise.
23678 (avail_expr_hash): Likewise.
23679 (avail_expr_eq): Likewise.
23680 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23681 (stmt_makes_single_load): Likewise.
23682 (stmt_makes_single_store): Likewise.
23683 * tree-ssa-alias.c: Rewrite completely.
23684 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23685 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23686 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23687 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23688 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23689 Remove public functions.
23690 (pass_reset_cc_flags): Remove.
23691 (pass_build_alias): Move ...
23692 * tree-ssa-structalias.c (pass_build_alias): ... here.
23693 * tree-ssa-alias.c (may_be_aliased): Move ...
23694 * tree-flow-inline.h (may_be_aliased): ... here.
23695 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23696 count_uses_and_derefs): Move ...
23697 * gimple.c: ... here.
23698 * gimple.h (count_uses_and_derefs): Declare.
23699 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23700 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23701 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23702 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23703 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23704 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23705 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23707 * tree-dfa.c (refs_may_alias_p): Move ...
23708 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23709 * tree-ssa-alias.h: New file.
23710 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23711 (statement_sink_location): Likewise.
23712 * opts.c (decode_options): Do not adjust max-aliased-vops or
23713 avg-aliased-vops values.
23714 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23715 (TV_CALL_CLOBBER): Likewise.
23716 (TV_FLOW_SENSITIVE): Likewise.
23717 (TV_FLOW_INSENSITIVE): Likewise.
23718 (TV_MEMORY_PARTITIONING): Likewise.
23719 (TV_ALIAS_STMT_WALK): New timevar.
23720 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23721 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23722 (get_address_description): Remove memory-tag related code.
23723 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23724 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23725 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23726 and immediate uses in statements. Document.
23727 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23728 (dump_symbols): Remove.
23729 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23730 * alias.c (get_deref_alias_set): New function split out from ...
23731 (get_alias_set): ... here.
23732 * alias.h (get_deref_alias_set): Declare.
23733 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23734 type parameter. Remove restrict pointer handling. Create a
23735 ref-all pointer in case type-based alias sets do not conflict.
23736 (vect_analyze_data_refs): Remove SMT related code.
23737 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23738 (vectorizable_load): Likewise.
23739 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23740 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23741 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23742 Ignore vops and SMTs.
23743 (dr_analyze_alias): Likewise..
23744 (free_data_ref): Likewise.
23745 (create_data_ref): Likewise.
23746 (analyze_all_data_dependences): Likewise.
23747 (get_references_in_stmt): Adjust.
23748 * tree-flow-inline.h (gimple_aliases_computed_p,
23749 gimple_addressable_vars, gimple_call_clobbered_vars,
23750 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23751 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23752 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23753 gimple_mem_ref_stats): Remove.
23754 (gimple_vop): New function.
23755 (op_iter_next_use): Remove vuses and mayuses cases.
23756 (op_iter_next_def): Remove vdefs case.
23757 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23758 (clear_and_done_ssa_iter): Do not set removed fields.
23759 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23760 Assert we are not iterating over vuses or vdefs if not also
23761 iterating over uses or defs.
23762 (op_iter_init_use): Likewise.
23763 (op_iter_init_def): Likewise.
23764 (op_iter_next_vdef): Remove.
23765 (op_iter_next_mustdef): Likewise.
23766 (op_iter_init_vdef): Likewise.
23767 (compare_ssa_operands_equal): Likewise.
23768 (link_use_stmts_after): Handle vuse operand.
23769 (is_call_used): Use is_call_clobbered.
23770 (is_call_clobbered): Global variables are always call clobbered,
23771 query the call-clobbers bitmap.
23772 (mark_call_clobbered): Ignore global variables.
23773 (clear_call_clobbered): Likewise.
23774 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23775 virtual operands sanity check.
23776 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23778 (TARGET_MEM_REF): Remove TMR_TAG operand.
23779 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23780 Remove call-clobber related code.
23781 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23782 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23783 partitions or escape reason.
23784 (get_single_def_stmt, get_single_def_stmt_from_phi,
23785 get_single_def_stmt_with_phi): Remove.
23786 (dump_referenced_vars): Tidy.
23787 (get_ref_base_and_extent): Allow bare decls.
23788 (collect_dfa_stats): Adjust.
23789 * graphite.c (rename_variables_in_stmt): Adjust.
23790 (graphite_copy_stmts_from_block): Likewise.
23791 (translate_clast): Likewise.
23792 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23794 (translate_vuse_through_block): Use the oracle.
23795 (phi_translate_1): Adjust.
23796 (value_dies_in_block_x): Use the oracle. Cache the outcome
23798 (valid_in_sets): Check if the VUSE for
23799 a REFERENCE is available.
23800 (eliminate): Do not remove stmts during elimination,
23801 instead queue and remove them afterwards.
23802 (do_pre): Do not rebuild alias info.
23803 (pass_pre): Run TODO_rebuild_alias before PRE.
23804 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23805 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23806 (mark_all_v_defs_stmt): Remove.
23807 (mark_all_v_defs_seq): Adjust.
23808 (sra_replace): Likewise.
23809 (scalarize_use): Likewise.
23810 (scalarize_copy): Likewise.
23811 (scalarize_init): Likewise.
23812 (scalarize_ldst): Likewise.
23813 (todoflags): Remove.
23814 (tree_sra): Do not rebuild alias info.
23815 (tree_sra_early): Adjust.
23816 (pass_sra): Run TODO_update_address_taken before SRA.
23817 * tree-predcom.c (set_alias_info): Remove.
23818 (prepare_initializers_chain): Do not call it.
23819 (mark_virtual_ops_for_renaming): Adjust.
23820 (mark_virtual_ops_for_renaming_list): Remove.
23821 (initialize_root_vars): Adjust.
23822 (initialize_root_vars_lm): Likewise.
23823 (prepare_initializers_chain): Likewise.
23824 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23825 (may_propagate_copy_into_stmt): Likewise.
23826 (merge_alias_info): Do nothing for now.
23827 (propagate_tree_value_into_stmt): Adjust.
23828 (stmt_may_generate_copy): Likewise.
23829 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23830 not mark symbols for renaming.
23831 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23832 with the same statement, make sure to update the new pointed-to one.
23833 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23834 call statements, do not mark symbols for renaming.
23835 (mark_operand_necessary): Dump something.
23836 (ref_may_be_aliased): New function.
23837 (mark_aliased_reaching_defs_necessary_1): New helper function.
23838 (mark_aliased_reaching_defs_necessary): Likewise.
23839 (mark_all_reaching_defs_necessary_1): Likewise.
23840 (mark_all_reaching_defs_necessary): Likewise.
23841 (propagate_necessity): Do not process virtual PHIs. For
23842 non-aliased loads mark all reaching definitions as necessary.
23843 For aliased loads and stores mark the immediate dominating
23844 aliased clobbers as necessary.
23845 (visited): New global static.
23846 (perform_tree_ssa_dce): Free visited bitmap after propagating
23848 (remove_dead_phis): Perform simple dead virtual PHI removal.
23849 (remove_dead_stmt): Properly unlink virtual operands when
23851 (eliminate_unnecessary_stmts): Schedule PHI removal after
23853 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23854 (process_replaceable): Likewise.
23855 (find_replaceable_in_bb): Likewise.
23856 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23857 based on the single gimple vop.
23858 (verify_flow_insensitive_alias_info): Remove.
23859 (verify_flow_sensitive_alias_info): Likewise.
23860 (verify_call_clobbering): Likewise.
23861 (verify_memory_partitions): Likewise.
23862 (verify_alias_info): Likewise.
23863 (verify_ssa): Adjust..
23864 (execute_update_addresses_taken): Export. Update SSA
23865 manually. Optimize only when optimizing. Use a local bitmap.
23866 (pass_update_address_taken): Remove TODO_update_ssa, add
23868 (pass_update_address_taken): Just use TODO_update_address_taken.
23869 (init_tree_ssa): Do not initialize addressable_vars.
23870 (verify_ssa): Verify new VUSE / VDEF properties.
23871 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23872 Do not call verify_alias_info.
23873 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23874 Do not free the loaded and stored syms bitmaps. Reset the escaped
23875 and callused solutions. Do not free addressable_vars.
23876 Remove memory-tag related code.
23877 (warn_uninitialized_var): Aliases are always available.
23878 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23879 * lambda-code.c (can_put_in_inner_loop): Adjust.
23880 (can_put_after_inner_loop): Likewise.
23881 (perfect_nestify): Likewise.
23882 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23883 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23884 (vectorizable_conversion): Do not mark symbols for renaming.
23885 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23886 (expand_call_inline): Unlink the calls virtual operands before
23888 (tree_function_versioning): Do not call update_ssa if we are not
23889 updating clones. Simplify.
23890 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23891 (propagate_with_phi): Likewise..
23892 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23893 clobber code. Assert we are not aliased or global.
23894 * tree-flow.h: Include tree-ssa-alias.h
23895 (enum escape_type): Remove.
23896 (struct mem_sym_stats_d): Likewise.
23897 (struct mem_ref_stats_d): Likewise.
23898 (struct gimple_df): Add vop member. Remove global_var,
23899 call_clobbered_vars, call_used_vars, addressable_vars,
23900 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23901 escaped and callused members.
23902 (struct ptr_info_def): Remove all members, add points-to solution
23904 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23905 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23906 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23907 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23908 (tree-ssa-alias.o): Likewise.
23909 (toplev.o): Add tree-ssa-alias.h
23910 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23911 * gimple.c (gimple_set_bb): Fix off-by-one error.
23912 (is_gimple_reg): Do not handle memory tags.
23913 (gimple_copy): Also copy virtual operands.
23914 Delay updating the statement. Do not reset loaded and stored syms.
23915 (gimple_set_stored_syms): Remove.
23916 (gimple_set_loaded_syms): Likewise.
23917 (gimple_call_copy_skip_args): Copy the virtual operands
23918 and mark the new statement modified.
23919 * tree-ssa-structalias.c (may_alias_p): Remove.
23920 (set_uids_in_ptset): Take the alias set to prune with as
23921 parameter. Fold in the alias test of may_alias_p.
23922 (compute_points_to_sets): Compute whether a ptr is dereferenced
23923 in a local sbitmap.
23924 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23925 other ADDRESSOF constraints on the lhs.
23926 (get_constraint_for_component_ref): Assert that we don't get
23927 ADDRESSOF constraints from the base of the reference.
23928 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23929 (struct variable_info): Remove collapsed_to member.
23930 (get_varinfo_fc): Remove.
23931 (new_var_info): Do not set collapsed_to.
23932 (dump_constraint): Do not follow cycles.
23933 (dump_constraint_graph): Likewise.
23934 (build_pred_graph): Likewise.
23935 (build_succ_graph): Likewise.
23936 (rewrite_constraints): Likewise.
23937 (do_simple_structure_copy): Remove.
23938 (do_rhs_deref_structure_copy): Remove.
23939 (do_lhs_deref_structure_copy): Remove.
23940 (collapse_rest_of_var): Remove.
23941 (do_structure_copy): Re-implement.
23942 (pta_stats): New global variable.
23943 (dump_pta_stats): New function.
23944 (struct constraint_expr): Make offset signed.
23945 (UNKNOWN_OFFSET): Define special value.
23946 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23947 (solution_set_expand): New helper function split out from ...
23948 (do_sd_constraint): ... here.
23949 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23950 (do_ds_constraint): Likewise.
23951 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23952 and CALLUSED = *CALLUSED.
23953 (set_union_with_increment): Make inc argument signed.
23954 (type_safe): Remove.
23955 (get_constraint_for_ptr_offset): Handle unknown and negative
23957 (first_vi_for_offset): Handle offsets before start. Bail
23958 out early for offsets beyond the variable extent.
23959 (first_or_preceding_vi_for_offset): New function.
23960 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23961 Together with ESCAPED = *ESCAPED this properly computes reachability.
23962 (find_what_var_points_to): New function.
23963 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23964 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23965 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23966 pt_solutions_intersect): New functions.
23967 (compute_call_used_vars): Remove.
23968 (compute_may_aliases): New main entry into PTA computation.
23969 * gimple.h (gimple_p): New typedef.
23970 (struct gimple_statement_base): Remove references_memory_p.
23971 (struct gimple_statement_with_memory_ops_base): Remove
23972 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23974 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23975 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23976 gimple_set_references_memory): Remove.
23977 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23978 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23980 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23981 (verify_expr): Allow RESULT_DECL.
23982 (gimple_duplicate_bb): Do not copy virtual operands.
23983 (gimple_duplicate_sese_region): Adjust.
23984 (gimple_duplicate_sese_tail): Likewise.
23985 (mark_virtual_ops_in_region): Remove.
23986 (move_sese_region_to_fn): Do not call it.
23987 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23988 and pass_simple_dse.
23989 (execute_function_todo): Handle TODO_update_address_taken,
23990 call execute_update_addresses_taken for TODO_rebuild_alias.
23991 (execute_todo): Adjust.
23992 (execute_one_pass): Init dump files early.
23993 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23995 (create_general_new_stmt): Clear vops.
23996 * tree-ssa-reassoc.c (get_rank): Adjust.
23997 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23998 symbols for renaming.
23999 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24000 (PARAM_AVG_ALIASED_VOPS): Likewise.
24001 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24002 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24003 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24004 (operand_build_cmp, copy_virtual_operands,
24005 create_ssa_artificial_load_stmt, add_to_addressable_set,
24006 gimple_add_to_addresses_taken): Remove public functions.
24007 (unlink_stmt_vdef): New function.
24009 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24011 * config.gcc (powerpc-*-linux*): Merge variants.
24013 2009-04-02 Chao-ying Fu <fu@mips.com>
24014 James Grosbach <james.grosbach@microchip.com>
24016 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24017 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24019 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24020 keep_interrupts_masked_p, use_debug_exception_return_p.
24021 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24022 keep_interrupts_masked, use_debug_exception_return.
24023 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24024 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24026 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24027 (mips_print_operand): Process COP0 registers to print $0 .. $31
24028 correctly for GAS to process.
24029 (mips_interrupt_extra_call_saved_reg_p): New function.
24030 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24032 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24033 (mips_compute_frame_info): Add supports for interrupt context that
24034 includes doubleword accumulators and COP0 registers.
24035 (mips_for_each_saved_acc): New function.
24036 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24037 mips_for_each_saved_reg.
24038 (mips_save_reg): Save accumulators.
24039 (mips_kernel_reg_p): A new for_each_rtx callback.
24040 (mips_expand_prologue): Support interrupt handlers.
24041 (mips_restore_reg): Restore accumulators.
24042 (mips_expand_epilogue): Support interrupt handlers.
24043 (mips_can_use_return_insn): Return false for interrupt handlers.
24044 (mips_epilogue_uses): New function.
24045 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24046 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24047 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24048 cop0_move): New instructions.
24049 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24050 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24052 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24054 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24055 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24056 interrupt handlers, we use K0 as the temporary register.
24057 (EPILOGUE_USES): Change to a function call.
24058 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24059 handlers, we use K0 as the temporary register.
24061 * doc/extend.texi (Function Attributes): Document interrupt,
24062 use_shadow_register_set, keep_interrupts_masked,
24063 use_debug_exception_return for MIPS attributes.
24065 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24067 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24068 Remove a number of t-files from tmake_file.
24069 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24070 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24071 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24072 target_prototype, not TARGET_PROTOTYPE.
24073 (LINK_OS_GNU_SPEC): Define.
24074 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24075 and darwin-ldoubdle.c.
24077 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24080 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24081 (cpp_options): Ditto.
24082 (default_compilers): Ditto.
24083 (display_help): Ditto.
24084 (process_command): Ditto.
24085 (do_spec_1): Ditto.
24086 (set_input): Use lbasename instead of duplicate code.
24087 (save_temps_prefix): New static for -save-temps=obj.
24088 (save_temps_length): Ditto.
24090 * doc/invoke.texi (-save-temps=obj): Document new variant to
24091 -save-temps switch.
24093 2009-04-02 Jeff Law <law@redhat.com>
24095 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24098 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24100 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24101 * configure: Regenerated.
24103 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24105 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24106 share the argument list.
24108 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24112 2009-02-12 Diego Novillo <dnovillo@google.com>
24114 * varpool.c (debug_varpool): New.
24115 * cgraph.h (debug_varpool): Declare.
24117 2009-04-02 Jan Hubicka <jh@suse.cz>
24119 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24122 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24124 * config/i386/i386.c (ix86_abi): Move initialization to ...
24125 (override_options): Here.
24127 2009-04-02 Christian Bruel <christian.bruel@st.com>
24129 * config/sh/sh.c (sh_dwarf_register_span): New function.
24130 (TARGET_DWARF_REGISTER_SPAN): Define.
24131 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24133 2009-04-02 Ira Rosen <irar@il.ibm.com>
24135 PR tree-optimization/39595
24136 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24137 interleaved loads group is not greater than the SLP group size.
24139 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24141 * builtins.c (is_builtin_name): New.
24142 (called_as_built_in): Use is_builtin_name.
24143 * tree.h (is_builtin_name): New.
24144 * varasm.c (incorporeal_function_p): Use is_builtin_name
24146 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24148 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24150 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24153 * c-decl.c (clone_underlying_type): Move this ...
24154 * c-common.c (set_underlying_type): ... here.
24155 Also, make sure the function properly sets TYPE_STUB_DECL() on
24156 the newly created typedef variant type.
24157 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24158 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24161 2009-04-02 Richard Guenther <rguenther@suse.de>
24163 PR tree-optimization/37221
24164 * tree-flow.h (degenerate_phi_result): Declare.
24165 * tree-ssa-dom.c (degenerate_phi_result): Export.
24166 * tree-scalar-evolution.c (analyze_initial_condition): If
24167 the initial condition is defined by a degenerate PHI node
24168 use the degenerate value.
24170 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24172 PR rtl-optimization/39588
24173 * combine.c (merge_outer_ops): Do not set the constant when this
24175 (simplify_shift_const_1): Do not modify it either in this case.
24177 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24179 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24180 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24182 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24185 * c-lex.c (interpret_float): Default (no suffix) is double.
24187 2009-04-1 Xinliang David Li <davidxl@google.com>
24189 * config/i386/i386.c (legitimate_constant_p): Recognize
24190 all one vector constant.
24192 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24194 * config/vax/vax.c: Add #includes to silence warnings.
24195 Change #include order to silence two warnings.
24197 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24199 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24200 (ASM_SPEC): Pass -k to the assembler for PIC code.
24202 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24204 * config.gcc: Add vax-*-linux* to the switch.
24205 * config/vax/linux.h: New file. (TARGET_VERSION,
24206 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24208 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24210 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24211 Use predicate macros instead of GET_CODE() == foo.
24212 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24213 ashlsi3, rotrsi3, <unnamed>): Likewise.
24215 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24217 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24218 jbbccihi, jbbccisi): Remova trailing whitespace.
24219 * config/vax/constraints.md: Likewise.
24220 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24221 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24222 * config/vax/predicates.md: Likewise.
24223 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24224 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24225 * config/vax/vax.h: Likewise.
24226 * config/vax/vax.md (nonlocal_goto): Likewise.
24228 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24230 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24231 (indirectable_address_p, adjacent_operands_p): Add spaces around
24233 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24235 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24237 * config/vax/vax.c (legitimate_constant_address_p,
24238 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24239 index_term_p, reg_plus_index_p, legitimate_address_p,
24240 vax_mode_dependent_address_p): Update comments to match functions
24241 modified by the recent int->bool conversion.
24243 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24245 * config/vax/builtins.md: Update copyright message.
24246 * config/vax/constraints.md: Likewise.
24247 * config/vax/netbsd-elf.h: Likewise.
24248 * config/vax/predicates.md: Likewise.
24249 * config/vax/vax-protos.h: Likewise.
24250 * config/vax/vax.c: Likewise.
24251 * config/vax/vax.h: Likewise.
24252 * config/vax/vax.md: Likewise.
24253 * config/vax/vax.opt: Likewise.
24255 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24257 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24258 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24259 * config/vax/constraints.md (B, R): Likewise.
24260 * config/vax/predicates.md (external_memory_operand,
24261 nonimmediate_addsub_di_operand): Likewise.
24262 * config/vax/vax.c (vax_output_int_add): Likewise.
24263 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24264 untyped_call): Likewise.
24266 2009-04-01 Matt Thomas <matt@3am-software.com>
24268 * config/vax/predicates.md: New file.
24269 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24270 external_const_operand, nonsymbolic_operand, external_memory_operand,
24271 indirect_memory_operand, indexed_memory_operand,
24272 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24273 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24275 * config/vax/constraints.md: New file.
24276 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24278 * config/vax/builtins.md: New file.
24279 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24280 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24282 * config/vax/vax.opt (mqmath): Add option.
24283 * config/vax/vax.md (isfx): Extend with DI.
24284 (VAXintQH, VAXintQHSD): Define.
24285 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24286 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24287 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24288 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24289 (movdi): Update constraints and use vax_output_int_move().
24290 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24291 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24292 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24293 nonlocal_goto): New.
24294 (mov<mode>): Extend accepted operand types.
24295 (subdi3_old): Rename from subdi3, change update constraints and use
24296 a new implementation.
24297 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24298 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24299 MOVE_RATIO, CLEAR_RATIO): Define.
24300 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24301 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24302 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24303 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24304 (split_quadword_operands): Make static and really allow variable
24306 (print_operand_address): Update for PIC generation.
24307 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24308 indexable_address_p, fixup_mathdi_operand,
24309 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24310 (vax_float_literal, legitimate_constant_p,
24311 indirectable_constant_address_p, index_term_p,
24312 reg_plus_index_p): Return bool instead of int.
24313 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24315 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24317 (vax_output_conditional_branch): Indent.
24318 (legitimate_constant_address_p, indirectable_constant_address_p,
24319 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24320 vax_mode_dependent_address_p): Return bool instead of int, update for
24322 * config/vax/vax-protos.h (legitimate_constant_address_p,
24323 legitimate_constant_p, legitimate_address_p,
24324 vax_mode_dependent_address_p): Change declaration to bool.
24325 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24326 vax_expand_addsub_di_operands, vax_output_int_subtract,
24327 vax_output_movmemsi): Declare.
24328 (split_quadword_operands, vax_float_literal): Delete declaration.
24329 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24330 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24331 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24332 ASM_OUTPUT_DWARF_PCREL): Define.
24333 (ASM_SPEC): Change definition to allow PIC generation.
24335 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24337 * doc/sourcebuild.texi: Update front-end requirements.
24339 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24342 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24343 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24344 (booldi3_internal3): Use boolean_or_operator instead of
24347 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24350 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24351 declarator whose size is not an integer constant expression but
24352 folds to an integer constant, then treat it as a constant
24355 2009-04-01 Richard Guenther <rguenther@suse.de>
24357 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24358 i * 4 + 2 to (i * 2 + 1) * 2.
24360 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24363 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24364 return if c_parser_asm_string_literal returned NULL.
24366 2009-04-01 Nick Clifton <nickc@redhat.com>
24368 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24370 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24371 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24372 other typedefs to avoid conflicts with libgcc2.c. Define labels
24373 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24375 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24376 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24379 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24381 * varasm.c (default_function_rodata_section): Declare DOT as
24384 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24385 Andrey Galkin <agalkin@hypercom.com>
24388 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24389 Make object_name unique for each process.
24391 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24394 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24395 addressable variables in the parallel that could go out of scope while
24396 running queued tasks.
24398 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24400 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24401 (CASE_VALUES_THRESHOLD): Redefine.
24402 * config/avr/avr.c (avr_override_options): Remove initialization of
24403 avr_case_values_threshold variable.
24404 (avr_case_values_threshold): Remove variable. Add new function.
24405 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24406 * config/avr/avr.opt (mno-tablejump): Remove option.
24407 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24409 2009-04-01 DJ Delorie <dj@redhat.com>
24411 * varasm.c (default_function_rodata_section): Don't assume
24412 anything about where the first '.' in the section name is.
24414 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24416 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24417 rs6000_emit_stack_tie.
24419 2009-03-31 Ian Lance Taylor <iant@google.com>
24421 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24422 gimple_code with GIMPLE_RESX, not RESX.
24424 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24426 * c-common.c (c_get_ident): New.
24427 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24429 2009-04-01 Ben Elliston <bje@au.ibm.com>
24431 * config/rs6000/sysv4.opt (msdata): Improve option description.
24433 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24435 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24436 (divdf3_internal_lat): Remove.
24437 (divxf3_internal_lat): Remove.
24438 (divxf3_internal_thr): Remove.
24439 (divxf): Use divxf3_internal.
24440 * config/ia64/div.md (divsf3_internal_lat): New.
24441 (divdf3_internal_lat): New.
24442 (divxf3_internal): New.
24444 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24447 * Makefile.in (USE_GCC_STDINT): Define.
24448 (stmp-int-hdrs): Install stdint.h if applicable.
24449 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24451 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24452 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24453 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24454 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24455 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24456 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24457 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24458 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24459 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24460 (c_common_nodes_and_builtins): Initialize
24461 underlying_wchar_type_node. Do not initialize
24462 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24463 nodes for new types.
24464 (c_stddef_cpp_builtins): Define macros for new types.
24465 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24467 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24468 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24469 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24470 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24471 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24472 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24473 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24474 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24475 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24476 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24477 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24478 int16_type_node, int32_type_node, int64_type_node,
24479 uint8_type_node, uint16_type_node, c_uint32_type_node,
24480 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24481 int_least32_type_node, int_least64_type_node,
24482 uint_least8_type_node, uint_least16_type_node,
24483 uint_least32_type_node, uint_least64_type_node,
24484 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24485 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24486 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24487 uintptr_type_node): Define.
24488 * c-cppbuiltin.c (builtin_define_constants,
24489 builtin_define_type_minmax): New.
24490 (builtin_define_stdint_macros): Define more macros.
24491 (c_cpp_builtins): Define more limit macros.
24492 (type_suffix): New.
24493 (builtin_define_type_max): Define in terms of
24494 builtin_define_type_minmax. Remove is_long parameter. All
24496 * config.gcc (use_gcc_stdint): Define.
24497 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24498 Add newlib-stdint.h for generic targets.
24499 * config/glibc-stdint.h, config/newlib-stdint.h,
24500 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24501 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24502 * config/score/score.h (UINTPTR_TYPE): Define.
24503 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24504 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24505 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24506 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24507 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24508 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24509 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24510 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24511 * config/spu/spu.h (STDINT_LONG32): Define.
24512 * configure.ac (use_gcc_stdint): Substitute.
24513 * configure: Regenerate.
24514 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24515 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24516 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24517 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24518 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24519 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24520 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24521 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24522 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24523 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24524 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24525 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24526 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24527 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24528 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24529 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24530 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24531 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24532 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24533 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24534 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24535 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24536 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24537 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24538 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24539 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24540 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24541 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24542 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24544 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24546 * loop-iv.c (suitable_set_for_replacement): Renamed from
24547 simplify_using_assignment; changed to return bool and to accept new
24548 args DEST and SRC. Return true iff we find a source/destination pair
24549 that can be used to make a replacement, and fill SRC and DEST if so.
24550 Remove arg ALTERED. Don't deal with altered regs here. All callers
24552 (simplify_using_initial_values): Deal with altered regs here and track
24553 more precisely the effect they have on the validity of our expression.
24555 * loop-iv.c (simplify_using_condition): A condition of the form
24556 (EQ REG CONST) can be used to simply make a substitution.
24557 (simplify_using_initial_values): Keep track of conditions we have seen
24558 and keep using them to simplify new expressions, while applying the
24559 same substitutions to them as to the expression.
24561 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24562 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24565 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24566 changed. Use this when trying to improve the upper bound.
24567 Generate the comparison by using simplify_gen_relational.
24569 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24571 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24573 (simplify_using_assignment, simplify_using_initial_values): Call
24574 replace_in_expr to make replacements. Call replace_single_def_regs
24575 once on the initial version of the expression.
24577 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24580 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24582 2009-03-31 Richard Guenther <rguenther@suse.de>
24584 PR middle-end/31029
24585 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24586 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24588 2009-03-31 Richard Guenther <rguenther@suse.de>
24590 * tree.h (div_if_zero_remainder): Declare.
24591 * fold-const.c (div_if_zero_remainder): Export.
24592 * tree-ssa-forwprop.c
24593 (forward_propagate_addr_into_variable_array_index): Handle
24594 constant array index addition outside of the variable index.
24596 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24599 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24600 define_splits, floatunssi<mode>2): Require x87 conversions from
24601 DImode to be permitted.
24603 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24605 PR preprocessor/15638
24606 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24608 2009-03-31 Richard Guenther <rguenther@suse.de>
24610 PR middle-end/23401
24611 PR middle-end/27810
24612 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24613 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24614 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24615 a separate statement.
24616 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24617 (lookup_tmp_var): Likewise.
24618 (is_gimple_formal_tmp_or_call_rhs): Remove.
24619 (is_gimple_reg_or_call_rhs): Rename to ...
24620 (is_gimple_reg_rhs_or_call): ... this.
24621 (is_gimple_mem_or_call_rhs): Rename to ...
24622 (is_gimple_mem_rhs_or_call): ... this.
24623 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24624 DECL_GIMPLE_REG_P only if is_formal is true.
24625 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24626 for non-proper post-modify expression gimplification.
24627 (gimplify_self_mod_expr): For post-modify expressions gimplify
24628 the lvalue to a minimal lvalue.
24629 (rhs_predicate_for): Remove formal temp case.
24630 (gimplify_modify_expr_rhs): Likewise.
24631 (gimplify_addr_expr): Use is_gimple_reg.
24632 (gimplify_expr): Remove formal temp cases.
24633 (gimple_regimplify_operands): Likewise.
24634 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24635 and FILTER_EXPR like constants.
24636 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24638 (is_gimple_formal_tmp_rhs): Remove.
24639 (is_gimple_reg_rhs): Remove special casing.
24640 (is_gimple_mem_rhs): Fix.
24641 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24642 (is_gimple_formal_tmp_var): Remove.
24643 (is_gimple_formal_tmp_reg): Likewise.
24644 (is_gimple_min_lval): Allow invariant component ref parts.
24645 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24646 is_gimple_formal_tmp_reg): Remove declarations.
24647 * tree-cfg.c (verify_expr): Verify that variables with address
24648 taken do not have DECL_GIMPLE_REG_P set.
24649 * tree-mudflap.c (mf_build_check_statement_for): Use
24650 force_gimple_operand instead of gimplify_expr.
24652 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24654 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24655 schedulable rows to compute_split_row.
24657 2009-03-31 Ben Elliston <bje@au.ibm.com>
24660 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24663 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24665 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24666 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24667 * configure: Regenerate.
24668 * config.in: Regenerate.
24669 * config/rs6000/rs6000.opt (mtls-markers): Add.
24670 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24671 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24672 (tls_ld_aix, tls_ld_sysv): Likewise.
24673 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24674 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24676 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24678 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24680 2009-03-30 Jan Hubicka <jh@suse.cz>
24682 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24684 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24685 detection and label handling.
24687 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24689 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24690 left_conflicts_size.
24691 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24692 ALLOCNO_LEFT_CONFLICTS_SIZE.
24694 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24695 remove_allocno_from_bucket_and_push,
24696 allocno_spill_priority_compare, push_allocnos_to_stack,
24697 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24698 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24699 (setup_allocno_left_conflicts_num): Ditto. Rename to
24700 setup_allocno_left_conflicts_size.
24701 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24702 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24703 setup_allocno_left_conflicts_size instead of
24704 setup_allocno_left_conflicts_num.
24706 * ira-build.c (ira_create_allocno): Use
24707 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24708 ALLOCNO_LEFT_CONFLICTS_NUM.
24710 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24712 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24713 instead of DF_LR_OUT.
24715 * ira-lives.c (process_bb_node_lives): Ditto.
24717 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24718 instead of DF_LR_{OUT,IN}.
24720 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24722 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24724 2009-03-30 Jan Hubicka <jh@suse.cz>
24726 * except.c (label_to_region_map): Fix thinko.
24728 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24730 PR middle-end/38237
24731 * tree.h (tree_find_value): New declaration.
24732 * tree.c (tree_find_value): New function.
24733 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24735 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24738 * c-decl.c (struct c_binding): Add locus field.
24739 (bind): Add locus argument, set locus field from it.
24740 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24741 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24742 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24743 implicitly_declare, undeclared_variable, lookup_label,
24744 declare_label, c_make_fname_decl, c_builtin_function,
24745 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24748 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24751 * config/i386/i386.c (classify_argument): Check total size of
24754 2009-03-30 Martin Jambor <mjambor@suse.cz>
24756 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24757 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24758 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24761 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24762 seen_variable_array_ref while also traversing a union.
24764 * tree-inline.c (optimize_inline_calls): Do not call
24765 cgraph_node_remove_callees.
24766 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24767 (pass_remove_cgraph_callee_edges): New variable.
24768 * passes.c (init_optimization_passes): Add
24769 pass_remove_cgraph_callee_edges after early inlining and before all
24770 late intraprocedural passes.
24772 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24774 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24776 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24777 Fix typos in names.
24779 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24781 * combine.c (simplify_comparison): Use have_insn_for.
24782 * dojump.c (do_jump): Likewise.
24784 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24786 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24787 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24788 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24789 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24790 instead of sparc_compare_emitted.
24791 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24792 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24793 instead of sparc_compare_emitted.
24795 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24797 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24798 enter/exit cfglayout mode.
24799 (pass_partition_block): Require it.
24800 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24801 (combine_instructions): Track basic blocks instead of labels.
24802 (update_cfg_for_uncondjump): New.
24803 (try_combine): Use it. Update jumps after rescanning.
24804 (pass_combine): Require PROP_cfglayout.
24805 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24807 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24809 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24810 Provide/destroy PROP_cfglayout respectively.
24811 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24812 * tree-pass.h (PROP_cfglayout): New.
24814 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24816 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24817 fold_convert_const_fixed_from_fixed,
24818 fold_convert_const_fixed_from_int,
24819 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24820 set TREE_CONSTANT_OVERFLOW.
24821 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24822 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24824 2009-03-30 Ira Rosen <irar@il.ibm.com>
24826 * tree-vect-loop-manip.c: New file.
24827 * tree-vectorizer.c: Update documentation and included files.
24828 (vect_loop_location): Make extern.
24829 (rename_use_op): Move to tree-vect-loop-manip.c
24830 (rename_variables_in_bb, rename_variables_in_loop,
24831 slpeel_update_phis_for_duplicate_loop,
24832 slpeel_update_phi_nodes_for_guard1,
24833 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24834 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24835 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24836 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24837 find_loop_location): Likewise.
24838 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24839 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24840 get_vectype_for_scalar_type, vect_is_simple_use,
24841 supportable_widening_operation, supportable_narrowing_operation):
24843 (bb_in_loop_p): Move to tree-vect-loop.c.
24844 (new_loop_vec_info, destroy_loop_vec_info,
24845 reduction_code_for_scalar_code, report_vect_op,
24846 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24847 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24848 (vect_supportable_dr_alignment): Likewise.
24849 * tree-vectorizer.h (tree-data-ref.h): Include.
24850 (vect_loop_location): Declare.
24851 Reorganize function declarations according to the new file structure.
24852 * tree-vect-loop.c: New file.
24853 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24854 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24855 * tree-vect-data-refs.c: New file.
24856 * tree-vect-patterns.c (timevar.h): Don't include.
24857 * tree-vect-stmts.c: New file.
24858 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24859 tree-vect-slp.c, tree-vect-loop.c.
24860 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24861 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24862 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24863 (tree-vect-analyze.o): Remove.
24864 (tree-vect-transform.o): Likewise.
24865 (tree-vect-data-refs.o): Add rule.
24866 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24867 tree-vect-slp.o): Likewise.
24868 (tree-vect-patterns.o): Remove redundant dependencies.
24869 (tree-vectorizer.o): Likewise.
24870 * tree-vect-slp.c: New file.
24872 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24874 * optc-gen.awk: Warn if an option flag has multiple different
24877 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24879 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24880 -floop-block): Document dependences on PPL, CLooG and Graphite.
24882 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24884 PR rtl-optimization/323
24885 * c-common.c (c_fully_fold, convert_and_check,
24886 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24887 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24888 * c-common.def (EXCESS_PRECISION_EXPR): New.
24889 * c-cppbuiltin.c (builtin_define_float_constants): Define
24890 constants with enough digits for long double.
24891 * c-lex.c (interpret_float): Interpret constant with excess
24892 precision where appropriate.
24893 * c-opts.c (c_common_post_options): Set
24894 flag_excess_precision_cmdline. Give an error for
24895 -fexcess-precision=standard for C++ for processors where the
24896 option is significant.
24897 * c-parser.c (c_parser_conditional_expression): Handle excess
24898 precision in condition.
24899 * c-typeck.c (convert_arguments): Handle arguments with excess
24901 (build_unary_op): Move excess precision outside operation.
24902 (build_conditional_expr): Likewise.
24903 (build_compound_expr): Likewise.
24904 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24905 (build_modify_expr): Handle excess precision in RHS.
24906 (convert_for_assignment): Handle excess precision in converted
24908 (digest_init, output_init_element, process_init_element): Handle
24909 excess precision in initializer.
24910 (c_finish_return): Handle excess precision in return value.
24911 (build_binary_op): Handle excess precision in operands and add
24912 excess precision as needed for operation.
24913 * common.opt (-fexcess-precision=): New option.
24914 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24915 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24916 For standard excess precision, output explicit conversion to and
24917 truncation from XFmode.
24918 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24919 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24920 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24921 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24922 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24923 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24924 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24925 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24926 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24927 define_splits, sqrt<mode>2): Disable where appropriate for
24928 standard excess precision.
24929 * convert.c (convert_to_real): Do not shorten arithmetic to type
24930 for which excess precision would be used.
24931 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24932 * doc/invoke.texi (-fexcess-precision=): Document option.
24933 (-mfpmath=): Correct index entry.
24934 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24935 flag_excess_precision): New.
24936 * langhooks.c (lhd_post_options): Set
24937 flag_excess_precision_cmdline.
24938 * opts.c (common_handle_option): Handle -fexcess-precision=.
24939 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24940 init_excess_precision): New.
24941 (lang_dependent_init_target): Call init_excess_precision.
24942 * tree.c (excess_precision_type): New.
24943 * tree.h (excess_precision_type): Declare.
24945 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24948 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24949 non-lvalue to component.
24951 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24953 PR preprocessor/34695
24954 * Makefile.in (c-opts.o): Depend on c-tree.h.
24955 * c-common.c: Move down include of diagnostic.h.
24956 (done_lexing, c_cpp_error): New.
24957 * c-common.h (done_lexing): Declare.
24958 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24960 * c-opts.c: Include c-tree.h.
24961 (c_common_init_options): Set preprocessor error callback.
24962 (c_common_handle_option): Do not set preprocessor
24963 inhibit_warnings, warnings_are_errors, warn_system_headers,
24964 pedantic_errors or inhibit_warnings flags.
24965 (c_common_post_options): Do not check cpp_errors (parse_in).
24966 (c_common_finish): Do not output dependencies if there were
24967 errors. Do not check return value of cpp_finish.
24968 * c-ppoutput.c (pp_file_change): Set input_location.
24969 * c-tree.h (c_cpp_error): Declare.
24970 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24972 (diagnostic_build_prefix): Check override_column.
24973 * diagnostic.h (diagnostic_info): Add override_column field.
24974 (diagnostic_override_column): Define.
24976 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24978 * c-common.c (c_expand_expr, c_staticp): Remove.
24979 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24980 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24981 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24982 * c-gimplify.c (gimplify_compound_literal_expr,
24983 optimize_compound_literals_in_ctor): Remove.
24984 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24985 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24986 * c-semantics.c (emit_local_var): Remove.
24988 * langhooks-def.h (lhd_expand_expr): Remove.
24989 * langhooks.c (lhd_expand_expr): Remove.
24990 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24992 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24993 handling from c-semantics.c; don't call into langhook.
24994 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24995 * gimplify.c (gimplify_compound_literal_expr,
24996 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24997 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24998 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24999 as was done in c-gimplify.c.
25000 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25001 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25002 Move from c-common.h.
25003 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25005 * tree.c (staticp): Do not call langhook.
25006 * langhooks.c (lhd_staticp): Delete.
25007 * langhooks-def.h (lhd_staticp): Delete prototype.
25008 (LANG_HOOKS_STATICP): Delete.
25009 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25011 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25012 instead of DECL_STMTs.
25014 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25022 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25024 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25025 contained expression.
25026 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25027 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25028 conditional expressions for C.
25029 (decl_constant_value_for_optimization): Move from
25030 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25031 whether optimizing and that the expression is a VAR_DECL not of
25032 array type instead of doing such checks in the caller. Do not
25033 check pedantic. Call gcc_unreachable for C++.
25034 * c-common.def (C_MAYBE_CONST_EXPR): New.
25035 * c-common.h (c_fully_fold, c_save_expr,
25036 decl_constant_value_for_optimization): New prototypes.
25037 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25038 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25039 EXPR_INT_CONST_OPERANDS): Define.
25040 * c-convert.c (convert): Strip nops from expression.
25041 * c-decl.c (groktypename): Take extra parameters expr and
25042 expr_const_operands. Update call to grokdeclarator.
25043 (start_decl): Update call to grokdeclarator. Add statement for
25044 expressions used in type of decl.
25045 (grokparm): Update call to grokdeclarator.
25046 (push_parm_decl): Update call to grokdeclarator.
25047 (build_compound_literal): Add parameter non_const and build a
25048 C_MAYBE_COSNT_EXPR if applicable.
25049 (grokdeclarator): Take extra parameters expr and
25050 expr_const_operands. Track expressions used in declaration
25051 specifiers and declarators. Fold array sizes and track whether
25052 they are constant expressions and whether they are integer
25053 constant expressions.
25054 (parser_xref_tag): Set expr and expr_const_operands fields in
25056 (grokfield): Update call to grokdeclarator.
25057 (start_function): Update call to grokdeclarator.
25058 (build_null_declspecs): Set expr and expr_const_operands fields in
25060 (declspecs_add_type): Handle expressions in typeof specifiers.
25061 * c-parser.c (c_parser_declspecs): Set expr and
25062 expr_const_operands fields for declaration specifiers.
25063 (c_parser_enum_specifier): Likewise.
25064 (c_parser_struct_or_union_specifier): Likewise.
25065 (c_parser_typeof_specifier): Likewise. Update call to
25066 groktypename. Fold expression as needed. Return expressions with
25067 type instead of adding statements.
25068 (c_parser_attributes): Update calls to c_parser_expr_list.
25069 (c_parser_statement_after_labels): Fold expression before passing
25070 to objc_build_throw_stmt.
25071 (c_parser_condition): Fold expression.
25072 (c_parser_asm_operands): Fold expression.
25073 (c_parser_conditional_expression): Use c_save_expr. Update call
25074 to build_conditional_expr.
25075 (c_parser_alignof_expression): Update call to groktypename.
25076 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25077 original_code. Fold expression argument of va_arg. Create
25078 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25079 argument to va_arg. Update calls to groktypename. Fold array
25080 index for offsetof. Verify that first argument to
25081 __builtin_choose_expr has integer type.
25082 (c_parser_postfix_expression_after_paren_type): Update calls to
25083 groktypename and build_compound_literal. Handle expressions with
25084 side effects in type name.
25085 (c_parser_postfix_expression_after_primary): Update call to
25086 c_parser_expr_list. Set original_code for calls to
25087 __builtin_constant_p.
25088 (c_parser_expr_list): Take extra parameter fold_p. Fold
25089 expressions if requested.
25090 (c_parser_objc_type_name): Update call to groktypename.
25091 (c_parser_objc_synchronized_statement): Fold expression.
25092 (c_parser_objc_receiver): Fold expression.
25093 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25094 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25095 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25096 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25097 (struct c_typespec): Add elements expr and expr_const_operands.
25098 (struct c_declspecs): Add elements expr and expr_const_operands.
25099 (groktypename, build_conditional_expr, build_compound_literal):
25101 (in_late_binary_op): Declare.
25102 * c-typeck.c (note_integer_operands): New function.
25103 (in_late_binary_op): New variable.
25104 (decl_constant_value_for_broken_optimization): Move to c-common.c
25105 and rename to decl_constant_value_for_optimization.
25106 (default_function_array_conversion): Do not strip nops.
25107 (default_conversion): Do not call
25108 decl_constant_value_for_broken_optimization.
25109 (build_array_ref): Do not fold result.
25110 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25111 result when operand is a VLA.
25112 (c_expr_sizeof_type): Update call to groktypename. Handle
25113 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25114 result when operand names a VLA type.
25115 (build_function_call): Update call to build_compound_literal.
25116 Only fold result for calls to __builtin_* functions. Strip
25117 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25118 the function designator.
25119 (convert_arguments): Fold arguments. Update call to
25120 convert_for_assignment.
25121 (build_unary_op): Handle increment and decrement of
25122 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25123 decrement earlier. Fold operand of increment and decrement.
25124 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25125 built for integer operand. Wrap returns that are INTEGER_CSTs
25126 without being integer constant expressions or that have integer
25127 constant operands without being INTEGER_CSTs.
25128 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25129 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25130 result is an integer constant expression or can be used in
25131 unevaluated parts of one and avoid folding and wrap as
25132 appropriate. Fold operands before possibly doing -Wsign-compare
25134 (build_compound_expr): Wrap result for C99 if operands can be used
25135 in integer constant expressions.
25136 (build_c_cast): Update call to digest_init. Do not ignore
25137 overflow from casting floating-point constants to integers. Wrap
25138 results that could be confused with integer constant expressions,
25139 null pointer constants or floating-point constants.
25140 (c_cast_expr): Update call to groktypename. Handle expressions
25141 included in type name.
25142 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25143 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25144 Update calls to convert_for_assignment.
25145 (convert_for_assignment): Take new parameter
25146 null_pointer_constant. Do not strip nops or call
25147 decl_constant_value_for_broken_optimization. Set
25148 in_late_binary_op for conversions to boolean.
25149 (store_init_value): Update call to digest_init.
25150 (digest_init): Take new parameter null_pointer_constant. Do not
25151 call decl_constant_value_for_broken_optimization. pedwarn for
25152 initializers not constant expressions. Update calls to
25153 convert_for_assignment.
25154 (constructor_nonconst): New.
25155 (struct constructor_stack): Add nonconst element.
25156 (really_start_incremental_init, push_init_level, pop_init_level):
25157 Handle constructor_nonconst and nonconst element.
25158 (set_init_index): Call constant_expression_warning for array
25160 (output_init_element): Fold value. Set constructor_nonconst as
25161 applicable. pedwarn for initializers not constant expressions.
25162 Update call to digest_init. Call constant_expression_warning
25163 where constant initializers are required.
25164 (process_init_element): Use c_save_expr.
25165 (c_finish_goto_ptr): Fold expression.
25166 (c_finish_return): Fold return value. Update call to
25167 convert_for_assignment.
25168 (c_start_case): Fold switch expression.
25169 (c_process_expr_stmt): Fold expression.
25170 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25171 ensure statement expression is not evaluated in constant expression.
25172 (build_binary_op): Track whether results are integer constant
25173 expressions or may occur in such, disable folding and wrap results
25174 as applicable. Fold operands for -Wsign-compare warnings unless
25176 (c_objc_common_truthvalue_conversion): Handle results folded to
25177 integer constants that are not integer constant expressions.
25178 * doc/extend.texi: Document when typeof operands are evaluated,
25179 that condition of __builtin_choose_expr is an integer constant
25180 expression, and more about use of __builtin_constant_p in
25183 2009-03-29 Richard Guenther <rguenther@suse.de>
25185 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25186 propagate addresses of array references.
25188 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25190 * regmove.c (perhaps_ends_bb_p): Remove.
25191 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25192 from INSN and check that the main loop stays within that basic block.
25193 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25194 (regmove_forward_pass): Split out from regmove_optimize. Use
25195 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25196 (regmove_backward_pass): Split out from regmove_optimize. Use
25197 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25198 (regmove_optimize): Simplify.
25200 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25203 * config/i386/i386.c (classify_argument): Ignore flexible array
25204 member in struct and warn ABI change.
25206 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25208 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25210 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25211 (ix86_adjust_cost): Updated.
25213 2009-03-29 Jan Hubicka <jh@suse.cz>
25215 PR middle-end/28850
25216 * tree-pass.h (pass_cleanup_eh): New function.
25217 (remove_unreachable_regions): Break code handling RTL
25218 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25219 that can not be reached by runtime.
25220 (can_be_reached_by_runtime): New function.
25221 (label_to_region_map): New function.
25222 (num_eh_regions): New function.
25223 (rtl_remove_unreachable_regions): New function.
25224 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25225 (remove_eh_region): New function.
25226 * except.h: Include sbitmap and vecprim.
25227 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25228 num_eh_regions): Declare.
25229 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25230 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25231 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25232 (tree_empty_eh_handler_p): New function.
25233 (cleanup_empty_eh): New function.
25234 (cleanup_eh): New function.
25235 (pass_cleanup_eh): New function.
25237 2009-03-29 Jan Hubicka <jh@suse.cz>
25239 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25240 for removed regions.
25242 2009-03-29 Jan Hubicka <jh@suse.cz>
25244 * except.c (dump_eh_tree): Dump all datastructures.
25246 2009-03-29 Jan Hubicka <jh@suse.cz>
25248 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25249 (duplicate_eh_regions_1): Likewise.
25250 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25251 vector; call EH verification.
25252 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25253 Be ready for region being removed.
25255 2009-03-29 Jan Hubicka <jh@suse.cz>
25257 * bitmap.c (bitmap_last_set_bit): New function.
25258 * bitmap.h (bitmap_last_set_bit): Declare.
25260 2009-03-29 David Ayers <ayers@fsfe.org>
25263 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25264 by calling objc_compare_types and surpress warnings about
25265 incompatible C pointers that are compatible ObjC pointers.
25267 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25269 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25270 call initialize_inline_failed.
25271 (initialize_inline_failed): Move it from here ...
25272 * cgraph.c (initialize_inline_failed): ... to here.
25273 (cgraph_create_edge): Call initialize_inline_failed rather than
25274 setting inline_failed directly.
25276 2009-03-29 Ben Elliston <bje@au.ibm.com>
25279 * sysv4.opt (msdata): Improve comment.
25280 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25281 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25283 2009-03-29 Ben Elliston <bje@au.ibm.com>
25286 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25287 load and store attributes.
25289 2009-03-29 Ben Elliston <bje@au.ibm.com>
25291 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25292 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25293 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25294 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25295 __builtin_infq and __builtin_huge_valq.
25297 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25299 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25301 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25302 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25304 2009-03-28 Xinliang David Li <davidxl@google.com>
25306 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25307 (do_dbg_cnt): New function.
25309 2009-03-28 Jan Hubicka <jh@suse.cz>
25311 Merge from pretty-ipa:
25313 2009-03-27 Jan Hubicka <jh@suse.cz>
25315 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25316 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25317 * passes.c (function_called_by_processed_nodes_p): New.
25318 * ipa-pure-const.c (check_call): Fix handling of operands.
25319 (analyze_function): Dump debug output for skipped bodies.
25320 (local_pure_const): Use function_called_by_processed_nodes_p.
25321 * dwarf2out.c (reference_to_unused): Use output.
25322 * passes.c (do_per_function_toporder): Likewise.
25324 2008-11-12 Jan Hubicka <jh@suse.cz>
25326 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25327 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25328 state_set_in_source enum
25329 (check_decl): Ignore memory tags; do not set fake looping flags;
25331 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25332 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25333 (check_call, analyze_function): Rewrite.
25335 (add_new_function): Update call of analyze_function.
25336 (generate_summary): Add call of analyze_function.
25337 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25338 (local_pure_const): New function.
25339 (pass_local_pure_const): New pass.
25340 * ipa-inline.c (inline_transform): Set after_inlining.
25341 * tree-eh.c (stmt_can_throw_external): New.
25342 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25343 work with aliasing built.
25344 * tree-flow.h (stmt_can_throw_external): New.
25345 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25346 and local pure/const pass in early and late optimization queue.
25348 2009-03-28 Martin Jambor <mjambor@suse.cz>
25350 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25352 (fold_binary): Allow function decl aligment consideration is the
25353 second argument is integer constant one.
25354 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25355 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25356 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25358 2009-03-28 Jan Hubicka <jh@suse.cz>
25360 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25361 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25362 * function.h (rtl_data): Add nothrow flag.
25363 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25364 set DECL_NOTHROW for AVAILABLE functions.
25366 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25368 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25369 following vector keyword has expansion starting with pixel or bool
25370 keyword, expand vector to __vector and pixel or bool to __pixel or
25374 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25375 warn_if_disallowed_function_p): Removed.
25376 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25377 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25378 warning_if_disallowed_function_p.
25379 * flags.h (warn_if_disallowed_function_p,
25380 warn_disallowed_functions): Removed.
25381 * common.opt (Wdisallowed-function-list=): Removed.
25382 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25384 2009-03-28 Richard Guenther <rguenther@suse.de>
25386 PR tree-optimization/38723
25387 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25390 2009-03-28 Jan Hubicka <jh@suse.cz>
25392 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25393 test introduced by my previous patch.
25395 2009-03-28 Richard Guenther <rguenther@suse.de>
25397 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25398 the PHIs value undefined.
25400 2009-03-28 Jan Hubicka <jh@suse.cz>
25402 * tree-pass.h (pass_fixup_cfg): New pass.
25403 * ipa-inline.c (inline_transform): Set
25404 always_inline_functions_inlined/after_inlining.
25405 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25406 (pass_fixup_cfg): New pass.
25407 * passes.c (init_optimization_passes): Add fixup_cfg.
25409 2009-03-28 Richard Guenther <rguenther@suse.de>
25411 PR tree-optimization/38458
25412 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25413 argument use the arguments copy-of value.
25415 2009-03-28 Richard Guenther <rguenther@suse.de>
25417 PR tree-optimization/38180
25418 * tree-ssa-ccp.c (get_default_value): Simplify.
25419 (likely_value): Likewise.
25420 (surely_varying_stmt_p): Properly handle VOP case.
25421 (ccp_initialize): Likewise.
25422 (ccp_fold): Handle propagating through *&.
25423 (fold_const_aggregate_ref): Also handle decls.
25425 2009-03-28 Jan Hubicka <jh@suse.cz>
25427 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25428 * cgraph.h (cgraph_node): Likewise.
25429 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25430 (cgraph_reset_node): Use process flag.
25431 (cgraph_mark_functions_to_output): Likewise.
25432 (cgraph_expand_function): Likewise.
25433 (cgraph_expand_all_functions): Likewise.
25434 (cgraph_output_in_order): Likewise.
25435 * dwarf2out.c (reference_to_unused): Likewise.
25436 * passes.c do_per_function_toporder): Likewise.
25438 2009-03-28 Jan Hubicka <jh@suse.cz>
25440 Bring from lto-branch:
25442 2008-09-03 Doug Kwan <dougkwan@google.com>
25444 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25445 enums instead of reason strings.
25446 * cgraph.c (cgraph_create_edge): Same.
25447 (cgraph_inline_failed_string): New function.
25448 * cgraph.h (cgraph_inline_failed_t): New enum type.
25449 (cgraph_inline_failed_string): New prototype.
25450 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25451 char pointer to cgraph_inline_failed_t.
25452 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25453 (cgraph_default_inline_p): Ditto.
25454 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25455 to cgraph_inline_failed_t pointer.
25456 * cif-code.def: New file.
25457 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25459 (cgraph_check_inline_limits): Change type of REASON to pointer to
25460 cgraph_inline_failed_t. Replace reason strings with enums.
25461 (cgraph_default_inline_p): Ditto.
25462 (cgraph_recursive_inlining_p): Ditto.
25463 (update_caller_keys): Change type of FAILED_REASON to
25464 cgraph_inline_failed_t.
25465 (cgraph_set_inline_failed): Change type of REASON to pointer to
25466 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25467 convert enums to strings for text output.
25468 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25469 to be of type cgraph_inline_failed_t. Replace reason strings with
25470 enums. Call cgraph_inline_failed_string to covert enums
25471 to strings for text output.
25472 (cgraph_decide_inlining): Replace reason strings with enums.
25473 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25474 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25476 * tree-inline.c (expand_call_inline): Change type of REASON
25477 to cgraph_inline_failed_t. Replace reason strings with enums.
25478 Call cgraph_inline_failed_string for text output.
25479 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25482 2009-03-28 Jan Hubicka <jh@suse.cz>
25484 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25485 cgraph_clone_node): Remove master clone handling.
25486 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25487 * cgraph.h (master_clone): Remove.
25488 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25489 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25490 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25492 2009-03-28 Jan Hubicka <jh@suse.cz>
25494 * cgraph.c (cgraph_function_body_availability): Functions declared
25495 inline are always safe to assume that it is not going to be replaced.
25497 2009-03-28 Richard Guenther <rguenther@suse.de>
25499 PR tree-optimization/38513
25500 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25501 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25502 EXC_PTR_EXPR and FILTER_EXPR.
25503 (get_ref_from_reference_ops): Likewise.
25505 2009-03-28 Richard Guenther <rguenther@suse.de>
25507 PR tree-optimization/38968
25508 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25509 Use FLOOR_MOD_EXPR to compute misalignment.
25511 2009-03-28 Richard Guenther <rguenther@suse.de>
25513 PR tree-optimization/37795
25514 * tree.h (combine_comparisons): Declare.
25515 * fold-const.c (combine_comparisons): Export.
25516 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25518 (ifcombine_iforif): Use combine_comparisons.
25520 2009-03-28 Jan Hubicka <jh@suse.cz>
25522 * tree-eh.c (inlinable_call_p): New function.
25523 (make_eh_edges): Use it.
25524 (verify_eh_edges): Use it.
25525 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25526 * except.c (reachable_next_level): Add inlinable_function argument
25527 (sjlj_find_directly_reachable_regions): Update.
25528 (add_reachable_handler): Do not set saw_any_handlers.
25529 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25530 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25531 Add new inlinable call parameter.
25532 (can_throw_internal, can_throw_external): Update.
25533 * except.h (can_throw_internal_1, can_throw_external_1,
25534 foreach_reachable_handler): Update declaration.
25536 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25538 * config/arm/t-arm-coff, config/h8300/coff.h,
25539 config/i386/i386-aout.h, config/i386/i386-coff.h,
25540 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25541 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25542 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25543 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25544 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25545 sys-types.h: Remove.
25546 * Makefile.in: Remove protoize and fixproto support and references
25548 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25549 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25551 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25552 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25553 unprotoize$(exeext).
25554 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25555 (.PHONY): Don't depend on proto.
25556 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25557 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25558 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25559 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25560 build/gen-protos.o, build/scan.o, xsys-protos.h,
25561 build/fix-header$(build_exeext), build/fix-header.o,
25562 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25563 stmp-install-fixproto): Remove.
25564 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25565 SYSCALLS.c or fixproto files.
25566 (install-common): Don't install protoize.
25567 (install-headers-tar, install-headers-cpio, install-headers-cp):
25568 Don't depend on $(STMP_FIXPROTO).
25569 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25570 install fixproto files or write out fixproto settings.
25571 (uninstall): Don't uninstall protoize.
25572 * config.gcc (use_fixproto): Remove.
25573 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25574 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25575 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25576 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25577 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25578 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25579 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25580 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25581 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25582 * config/t-vxworks (STMP_FIXPROTO): Remove.
25583 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25584 STMP_FIXPROTO): Remove.
25585 * config.in, configure: Regenerate.
25586 * crtstuff.c (gid_t, uid_t): Don't undefine.
25587 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25588 (arm-*-coff, arm-*-aout: Remove target entries.
25589 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25590 Remove mention of AIX 4.1.
25591 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25592 * doc/invoke.texi (Running Protoize): Remove.
25593 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25594 (Protoize Caveats): Remove.
25595 * tsystem.h: Update comments on headers assumed to exist.
25597 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25599 * genautomata.c: Add a new year to the copyright. Add a new
25601 (struct insn_reserv_decl): Add comments for member bypass_list.
25602 (find_bypass): Remove.
25603 (insert_bypass): New.
25604 (process_decls): Use insert_bypass.
25605 (output_internal_insn_latency_func): Output all bypasses with the
25606 same input insn in one switch case.
25608 * rtl.def (define_bypass): Describe bypass choice.
25609 * doc/md.texi (define_bypass): Ditto.
25611 2009-03-27 Richard Guenther <rguenther@suse.de>
25613 * gimplify.c (mark_addressable): Export.
25614 * tree-flow.h (mark_addressable): Declare.
25615 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25616 * tree-ssa.c (verify_phi_args): Verify that address taken
25617 variables have TREE_ADDRESSABLE set.
25619 2009-03-27 Richard Guenther <rguenther@suse.de>
25621 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25622 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25623 Do not mark decls TREE_ADDRESSABLE.
25624 (build_fold_addr_expr): Adjust.
25625 (fold_addr_expr): Remove.
25626 (fold_unary): Use build_fold_addr_expr.
25627 (fold_comparison): Likewise.
25628 (split_address_to_core_and_offset): Likewise.
25629 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25631 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25632 (gimplify_modify_expr_to_memcpy): Mark source and destination
25634 * omp-low.c (create_omp_child_function): Mark the object decl
25636 (lower_rec_input_clauses): Mark the var we take the address of
25638 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25640 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25642 PR middle-end/39315
25643 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25644 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25646 2009-03-27 Richard Guenther <rguenther@suse.de>
25648 PR tree-optimization/39120
25649 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25651 (handle_lhs_call): Process return constraints. Add escape
25652 constraints if necessary.
25653 (handle_const_call): Fill out return constraints. Make nested
25654 case more precise. Avoid consttmp if possible.
25655 (handle_pure_call): Fill out return constraints. Avoid
25656 callused if possible.
25657 (find_func_aliases): Simplify call handling.
25659 2009-03-27 Richard Guenther <rguenther@suse.de>
25661 PR tree-optimization/39120
25662 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25663 as a representative.
25664 (solve_graph): Do propagate CALLUSED.
25665 (handle_pure_call): Use a scalar constraint from CALLUSED for
25667 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25670 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25673 * c-common.c (handle_aligned_attribute): Properly check alignment
25674 overflow. Use (1U << i) instead of (1 << i).
25676 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25678 * expr.h (get_mem_align_offset): Updated.
25680 * tree.h (tree_decl_common): Change align to "unsigned int" and
25681 move it before pointer_alias_set.
25683 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25684 Jakub Jelinek <jakub@redhat.com>
25687 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25688 gr_register_operand with gr_reg_or_0_operand.
25689 (cmpxchg_rel_di): Likewise.
25690 (sync_lock_test_and_set<mode>): Likewise.
25692 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25694 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25695 (true_regnum): Likewise.
25697 * rtlanal.c (subreg_info): Moved to ...
25698 * rtl.h (subreg_info): Here. New.
25699 (subreg_get_info): New.
25701 * rtlanal.c (subreg_get_info): Make it extern.
25703 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25706 * config/i386/i386.c (ix86_abi): New.
25707 (override_options): Handle -mabi=.
25708 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25709 (ix86_call_abi_override): Likewise.
25710 (init_cumulative_args): Likewise.
25711 (function_arg_advance): Likewise.
25712 (function_arg_64): Likewise.
25713 (function_arg): Likewise.
25714 (ix86_pass_by_reference): Likewise.
25715 (ix86_function_value_regno_p): Likewise.
25716 (ix86_build_builtin_va_list_abi): Likewise.
25717 (setup_incoming_varargs_64): Likewise.
25718 (is_va_list_char_pointer): Likewise.
25719 (ix86_init_machine_status): Likewise.
25720 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25721 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25722 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25723 (ix86_function_abi): Make it static and return enum calling_abi.
25724 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25726 (ix86_fn_abi_va_list): Updated.
25728 * config/i386/i386.h (ix86_abi): New.
25729 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25730 (CONDITIONAL_REGISTER_USAGE): Likewise.
25731 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25732 (machine_function): Likewise.
25734 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25736 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25737 (STACK_BOUNDARY): Likewise.
25738 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25740 * config/i386/i386.opt (mabi=): New.
25742 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25743 return enum calling_abi.
25744 (ix86_function_type_abi): Likewise.
25745 (ix86_function_abi): Removed.
25747 * doc/invoke.texi: Document -mabi= option for x86.
25749 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25751 * builtins.c (real_dconstp): Delete.
25752 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25754 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25755 Jakub Jelinek <jakub@redhat.com>
25758 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25759 (gen_subprogram_die): When a function is explicit, generate the
25760 DW_AT_explicit attribute.
25761 * langhooks.h (struct lang_hooks_for_decls): Add
25762 function_decl_explicit_p langhook.
25763 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25764 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25766 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25768 * builtins.c (fold_builtin_memory_op): Optimize memmove
25769 into memcpy if we can prove source and destination don't overlap.
25771 * tree-inline.c: Include gt-tree-inline.h.
25772 (clone_fn_id_num): New variable.
25773 (clone_function_name): New function.
25774 (tree_function_versioning): Use it.
25775 * Makefile.in (GTFILES): Add tree-inline.c.
25777 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25779 * BASE-VER: Change to 4.5.0.
25781 2009-03-27 Xinliang David Li <davidxl@google.com>
25783 PR tree-optimization/39557
25784 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25786 2009-03-27 Xinliang David Li <davidxl@google.com>
25788 PR tree-optimization/39548
25789 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25792 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25794 * c-common.c (pointer_int_sum): Use %wd on return from
25797 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25799 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25800 on return from tree_low_cst.
25802 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25805 * ginclude/stdarg.h (va_copy): Define also for
25806 __GXX_EXPERIMENTAL_CXX0X__.
25808 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25811 * builtins.h (c_strlen): Do not warn here.
25812 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25813 * c-common.c (pointer_int_sum): Take an explicit location.
25814 Warn about offsets out of bounds.
25815 * c-common.h (pointer_int_sum): Adjust declaration.
25817 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25819 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25822 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25825 * opts.c (warn_if_disallowed_function_p): Don't assume
25826 get_callee_fndecl must return non-NULL.
25828 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25830 PR rtl-optimization/39522
25831 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25832 when reg_reloaded_valid is set.
25834 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25836 * config/spu/divv2df3.c: New file.
25837 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25838 (DPBIT_FUNCS): Filter out _div_df.
25840 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25842 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25843 a jump insn, count that jump in the distance to the loop start.
25845 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25848 * config/sh/sh.c (calc_live_regs): Fix condition for global
25849 registers except PIC_OFFSET_TABLE_REGNUM.
25851 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25854 * doc/invoke.texi (-mconsole): New.
25856 (-mno-cygwin): New.
25858 (-mnop-fun-dllimport): New.
25862 (sub section "i386 and x86-64 Windows Options"): New.
25864 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25866 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25867 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25869 2009-03-25 Richard Guenther <rguenther@suse.de>
25871 PR middle-end/39497
25872 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25875 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25877 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25878 neither of haifa/selective schedulers are working.
25880 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25882 * doc/invoke.texi (Debugging Options): Fix description of
25883 -fno-merge-debug-strings.
25885 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25887 * config/cris/libgcc.ver: New version-script.
25888 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25890 * configure.ac <GAS features, nop mnemonic>: Add pattern
25891 crisv32-*-* for "nop".
25892 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25893 * configure: Regenerate.
25895 2009-03-24 Ira Rosen <irar@il.ibm.com>
25897 PR tree-optimization/39529
25898 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25899 mark_sym_for_renaming for the tag copied to the new vector
25902 2009-03-24 Arthur Loiret <aloiret@debian.org>
25904 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25905 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25906 EXTRA_SPEC_FUNCTIONS.
25907 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25908 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25909 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25910 -march and -mtune options.
25912 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25914 * config/m68k/t-rtems: Add m5329 multilib.
25916 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25917 Jakub Jelinek <jakub@redhat.com>
25920 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25923 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25926 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25927 instead of c_parser_expression_conv, if original_code isn't one of the
25928 4 allowed comparison codes, fail.
25930 2009-03-23 Richard Guenther <rguenther@suse.de>
25932 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25933 * tree.h (struct tree_type): Likewise.
25934 * reload.h (struct insn_chain): Likewise.
25935 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25936 * function.h (struct function): Likewise.
25937 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25939 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25941 PR tree-optimization/39516
25942 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25944 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25946 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25947 should be set true if BITS_PER_WORD of target is bigger than 32
25949 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25951 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25952 Translate -B-options to -rpath-link. Correct existing
25953 rpath-link and conditionalize on !nostdlib.
25955 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25957 * doc/extend.texi (Function Attributes, Variable Attributes):
25959 * doc/invoke.texi (Debugging Options, Optimize Options)
25960 (i386 and x86-64 Options, MCore Options): Likewise.
25962 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25965 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25966 it for block local namespace aliases.
25967 (gen_decl_die): Pass context_die to gen_namespace_die.
25969 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25972 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25973 minimum or maximum value.
25975 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25977 * reginfo.c (globalize_reg): Recompute derived reg sets.
25979 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25982 * libgcc2.c (mprotect): Do not use signed arguments for
25983 VirtualProtect, use DWORD arguments. Also fix the 'may
25984 be used uninitialized' warning for the np variable.
25986 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25989 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25990 functions using regparm calling conventions when not optimizing.
25991 (ix86_function_sseregparm): Similarly for sseregparm calling
25994 2009-03-19 Li Feng <nemokingdom@gmail.com>
25996 PR middle-end/39500
25997 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25998 dependence if the first conflict is after niter iterations.
26000 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26002 PR middle-end/38609
26003 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26004 functions with dynamic stack-pointer adjustments.
26006 2009-03-19 Ben Elliston <bje@au.ibm.com>
26008 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26009 option; change to -msdata=data.
26011 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26013 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26016 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26019 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26021 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26023 * doc/invoke.texi (Code Gen Options): Expand discussion of
26026 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26028 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26029 * matrix-reorg.c (struct matrix_info): Likewise.
26030 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26031 * rtl.h (struct mem_attrs): Likewise.
26032 * df.h (struct df): Likewise.
26033 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26034 * ira-int.h (struct ira_allocno): Likewise.
26035 * df-scan.c (struct df_collection_rec): Likewise.
26036 * ira.c (struct equivalence): Likewise.
26037 * function.c (struct temp_slot): Likewise.
26038 * cfgloop.h (struct loop): Likewise.
26041 * function.c (use_register_for_decl): When not optimizing, disregard
26042 register keyword for variables with types containing methods.
26044 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26046 PR middle-end/39447
26047 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26048 (is_simple_operand): Call contains_component_ref_p before calling data
26049 reference analysis that would fail on COMPONENT_REFs.
26051 * tree-vrp.c (search_for_addr_array): Fix formatting.
26053 2009-03-18 Richard Guenther <rguenther@suse.de>
26055 * tree-vect-transform.c (vect_loop_versioning): Fold the
26056 generated comparisons.
26057 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26058 (slpeel_tree_peel_loop_to_edge): Likewise.
26060 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26062 PR middle-end/37805
26063 * opts.c (print_specific_help): In addition to `undocumented',
26064 accept `separate' and `joined' flags if passed alone. Describe
26065 output by the first matched one of those.
26066 (common_handle_option): Skip over empty strings.
26067 * gcc.c (display_help): Fix help string for `--help='.
26068 * doc/invoke.texi (Option Summary, Overall Options): With
26069 `--help=', classes and qualifiers can both be repeated, but
26070 only the latter can be negated. One should not pass only
26071 negated qualifiers. Fix markup and examples.
26074 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26075 PR middle-end/37805
26076 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26077 and -fhelp=separate.
26079 2009-03-17 Jing Yu <jingyu@google.com>
26081 PR middle-end/39378
26082 * function.h (struct rtl_data): Move is_thunk from here...
26083 (struct function): ...to here.
26084 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26085 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26087 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26089 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26090 (alpha_output_function_end_prologue): Likewise.
26091 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26092 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26093 (rs6000_output_function_epilogue): Likewise.
26094 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26096 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26099 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26100 from different units in a single alternative.
26101 (*truncdfsf_i387): Ditto.
26102 (*truncxfsf2_mixed): Ditto.
26103 (*truncxfdf2_mixed): Ditto.
26105 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26107 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26108 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26111 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26112 unused non-artificial variables when not optimizing.
26115 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26116 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26117 NAMESPACE_DECL in its DECL_INITIAL.
26119 PR middle-end/39443
26120 * optabs.c (set_user_assembler_libfunc): New function.
26121 * expr.h (set_user_assembler_libfunc): New prototype.
26122 * c-common.c: Include libfuncs.h.
26123 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26124 for memcmp, memset, memcpy, memmove and abort.
26125 * Makefile.in (c-common.o): Depend on libfuncs.h.
26128 * dwarf2out.c (gen_inlined_enumeration_type_die,
26129 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26130 gen_tagged_type_instantiation_die): Removed.
26131 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26134 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26137 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26139 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26140 (check-parallel-%): Ditto.
26141 (check-consistency): Ditto.
26143 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26145 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26146 local variable rhs by NULL_TREE.
26148 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26151 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26153 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26156 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26158 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26161 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26162 for ms->sysv ABI calls only in 64bit mode.
26164 * config/i386/i386.md (untyped_call): Support 32bit.
26166 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26168 * doc/extend.texi: Replace x86_65 with x86_64.
26170 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26172 PR tree-optimization/39455
26173 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26174 mismatches for POINTER_TYPE_P (type).
26175 (number_of_iterations_le): Likewise.
26177 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26179 * config/picochip/picochip.c: Removed profiling support.
26180 * config/picochip/picochip.md: Removed profiling instruction.
26181 * config/picochip/picochip.h: Removed profiling builtin.
26183 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26185 * doc/install.texi (--with-host-libstdcxx): Document.
26187 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26190 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26191 generate a warning if the function name does not begin with
26192 "__vector" and the function has either the 'signal' or 'interrupt'
26193 attribute, from here to ...
26194 (avr_declare_function_name): ...here. New function.
26195 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26196 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26198 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26201 * cse.c (fold_rtx): Don't modify original const_arg1 when
26202 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26203 separate variable instead.
26204 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26205 from out of range shift counts.
26206 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26208 2009-03-13 Catherine Moore <clm@codesourcery.com>
26210 * config/i386/x-mingw32 (host-mingw32.o): Replace
26211 diagnostic.h with $(DIAGNOSTIC_H).
26213 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26216 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26218 * config/i386/sync.md (sync_compare_and_swap<mode>,
26219 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26220 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26222 (sync_double_compare_and_swapdi_pic,
26223 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26224 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26226 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26229 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26231 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26234 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26235 (avx_addsubv4df3): Likewise.
26236 (*avx_addsubv4sf3): Likewise.
26237 (sse3_addsubv4sf3): Likewise.
26239 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26242 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26244 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26247 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26248 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26249 registers for allocnos created from user-defined variables.
26251 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26254 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26255 of non-integer mode as well.
26257 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26259 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26260 for functions for which the parameter types are unknown.
26262 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26265 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26266 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26267 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26268 * config/i386/i386.c (ix86_local_alignment): For
26269 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26270 long long variables on the stack to avoid dynamic realignment.
26271 Allow the first argument to be a decl rather than type.
26272 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26274 2009-03-11 Nick Clifton <nickc@redhat.com>
26277 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26279 Add description to mno-lsim option.
26280 * config/mcore/mcore.h: Remove comment about deprecated m4align
26282 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26283 * doc/invoke.texi: Add description of mno-lsim and
26284 mstack-increment options.
26286 * config/fr30/fr30.opt: Document the -mno-lsim option.
26287 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26288 and -mno-lsim options.
26290 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26292 * fold-const.c (fold_comparison): Only call fold_inf_compare
26293 if the mode supports infinities.
26295 2009-03-11 Jason Merrill <jason@redhat.com>
26298 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26299 end already did. Notice GIMPLE_CALL modifications of the result.
26300 Don't copy debug information from an ignored decl or a decl from
26303 2009-03-10 Richard Guenther <rguenther@suse.de>
26304 Nathan Froyd <froydnj@codesourcery.com>
26306 PR middle-end/37850
26307 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26308 (__divMODE3): Likewise.
26310 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26312 PR tree-optimization/39394
26313 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26314 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26316 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26318 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26319 inline asms for register asm ("") declarations.
26321 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26323 * fold-const.c (fold_unary): Fix comment.
26325 2009-03-07 Jan Hubicka <jh@suse.cz>
26328 * tree-inline.c (setup_one_parameter): Do replacement of const
26329 argument by constant in SSA form.
26331 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26333 PR middle-end/38028
26334 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26335 determine alignment passed to assign_stack_local.
26336 (assign_parms_unsplit_complex): Likewise.
26337 * except.c (sjlj_build_landing_pads): Likewise.
26339 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26341 PR middle-end/39360
26342 * tree-flow.h (add_referenced_var): Return bool instead of void.
26343 * tree-dfa.c (add_referenced_var): Return result of
26344 referenced_var_check_and_insert call.
26345 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26346 of referenced_var_check_and_insert.
26349 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26350 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26351 DIE, don't emit it if abstract origin already has it.
26352 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26353 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26355 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26357 * genpreds.c (needs_variable): Fix parentheses at variable name
26359 (write_tm_constrs_h): Indent generated code.
26361 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26363 * doc/extend.texi (Function Attributes): Add documentation
26364 for isr attributes.
26366 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26369 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26370 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26372 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26374 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26377 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26380 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26381 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26383 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26385 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26386 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26387 constants instead of magic numbers.
26388 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26390 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26391 (x86_64_ms_abi_int_parameter_registers): Ditto.
26392 (x86_64_int_return_registers): Ditto.
26393 (ix86_maybe_switch_abi): Ditto.
26394 (ix86_expand_call): Ditto for clobbered_registers array.
26395 (ix86_hard_regno_mode_ok): Ditto.
26396 (x86_extended_QIreg_mentioned_p): Ditto.
26398 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26400 PR tree-optimization/39349
26401 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26403 * combine.c (gen_lowpart_for_combine): Use omode when generating
26406 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26408 PR rtl-optimization/39235
26409 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26411 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26413 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26415 2009-03-04 Richard Guenther <rguenther@suse.de>
26417 PR tree-optimization/39362
26418 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26419 that occur in abnormal PHIs should be varying.
26421 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26423 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26425 (simple_iv): Take loop as an argument instead of statement.
26426 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26427 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26429 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26431 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26432 * matrix-reorg.c (analyze_transpose): Ditto.
26433 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26434 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26435 * tree-predcom.c (ref_at_iteration): Ditto.
26436 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26438 2009-03-04 Richard Guenther <rguenther@suse.de>
26440 PR tree-optimization/39358
26441 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26442 escaped_id and callused_id.
26443 (solve_graph): Likewise.
26445 2009-03-04 Richard Guenther <rguenther@suse.de>
26447 PR tree-optimization/39339
26448 * tree-sra.c (try_instantiate_multiple_fields): Make it
26449 no longer ICE on the above.
26451 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26453 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26454 that fits within Pmode.
26456 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26458 PR middle-end/10109
26459 * tm.texi (LIBCALL_VALUE): Update description.
26461 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26463 PR middle-end/34443
26464 * doc/extend.texi (section): Update description.
26466 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26468 PR middle-end/39345
26469 * tree-inline.c (remapped_type): New.
26470 (can_be_nonlocal): Call remapped_type instead of remap_type.
26472 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26475 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26476 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26478 2009-03-03 Richard Guenther <rguenther@suse.de>
26480 PR middle-end/39272
26481 * tree.c (tree_nonartificial_location): New function.
26482 * tree.h (tree_nonartificial_location): Declare.
26483 * builtins.c (expand_builtin_memory_chk): Provide location
26484 of the call location for artificial function pieces.
26485 (maybe_emit_chk_warning): Likewise.
26486 (maybe_emit_sprintf_chk_warning): Likewise.
26487 (maybe_emit_free_warning): Likewise.
26488 * expr.c (expand_expr_real_1): Likewise.
26490 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26492 PR tree-optimization/39343
26493 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26494 COMPONENT_REF t has ARRAY_TYPE.
26496 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26498 PR middle-end/39335
26499 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26500 when the type precision of the induction variable should be
26501 larger than the type precision of nit.
26502 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26503 * graphite.c (graphite_loop_normal_form): Same.
26504 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26506 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26508 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26509 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26510 numbers to describe clobbered registers.
26511 (*call_value_0_rex64_ms_sysv): Ditto.
26512 * config/i386/mmx.md (mmx_emms): Ditto.
26513 (mmx_femms): Ditto.
26515 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26517 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26520 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26522 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26523 (spu_section_type_flags): New function.
26525 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26527 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26528 reg_class_contents of FLOAT_REGS into a temporary.
26530 2009-03-02 Richard Guenther <rguenther@suse.de>
26531 Ira Rosen <irar@il.ibm.com>
26533 PR tree-optimization/39318
26534 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26535 information to the vectorized statement.
26537 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26539 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26540 variable. Use defined names instead of magic constants for REX SSE
26543 2009-03-01 Richard Guenther <rguenther@suse.de>
26545 PR tree-optimization/39331
26546 * omp-low.c (lower_send_shared_vars): Do not receive new
26547 values for the reference of DECL_BY_REFERENCE parms or results.
26549 2009-03-01 Jan Hubicka <jh@suse.cz>
26552 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26553 BLOCK_NONLOCALIZED_VAR): New macros.
26554 (tree_block): Add nonlocalized_vars.
26555 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26556 gen_decl_die): Add origin argument. Allow generation of die with
26557 origin at hand only.
26558 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26559 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26561 (gen_block_die): Fix checking for unused blocks.
26562 (process_scope_var): Break out from .... ; work with origins only.
26563 (decls_for_scope) ... here; process nonlocalized list.
26564 (dwarf2out_ignore_block): Look for nonlocalized vars.
26565 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26567 (dump_scope_block): Dump them.
26568 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26569 (remap_block): Likewise.
26570 (can_be_nonlocal): New predicate.
26571 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26573 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26575 * configure: Regenerate.
26577 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26579 * optc-gen.awk: No need to duplicate option flags twice.
26580 Reuse help texts for duplicate options which do not have any.
26582 * gcc.c (display_help): Document --version.
26584 * gcc.c (main): If print_help_list and verbose_flag, ensure
26585 driver output comes before subprocess output.
26587 * optc-gen.awk: Assign all remaining fields to help string,
26588 space-separated, for multi-line help in *.opt.
26590 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26591 -Wno-pedantic-ms-format is for MinGW targets only.
26593 * doc/options.texi (Option file format): Fix bad indentation,
26594 restoring dropped sentence.
26596 2009-02-28 Jan Hubicka <jh@suse.cz>
26598 * tree-inline.c (tree_function_versioning): Output debug info.
26600 2009-02-28 Jan Hubicka <jh@suse.cz>
26603 * tree-inline.c (setup_one_parameter): Do not copy propagate
26604 arguments when not optimizing.
26606 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26609 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26610 (avx_addsubv4df3): Likewise.
26611 (*avx_addsubv4sf3): Likewise.
26612 (sse3_addsubv4sf3): Likewise.
26613 (*avx_addsubv2df3): Likewise.
26614 (sse3_addsubv2df3): Likewise.
26615 (avx_unpckhps256): Correct item selectors.
26616 (avx_unpcklps256): Likewise.
26617 (avx_unpckhpd256): Likewise.
26618 (avx_unpcklpd256): Likewise.
26620 2009-02-28 Jan Hubicka <jh@suse.cz>
26622 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26624 (copy_arguments_for_versioning): If var is declared don't declare it.
26625 (tree_function_versioning): First setup substitutions and then copy
26628 2009-02-27 Jan Hubicka <jh@suse.cz>
26631 * cgraph.h (varpool_output_debug_info): Remove.
26632 * cgraphunit.c (varpool_output_debug_info): Remove.
26633 * dwarf2out.c (deferred_locations_struct): New struct
26634 (deferred_locations): New type.
26635 (deferred_locations_list): New static var.
26636 (deffer_location): New function.
26637 (gen_variable_die): Use it.
26638 (decls_for_scope): Output info on local static vars.
26639 (dwarf2out_finish): Process deferred locations.
26640 * varpool.c (varpool_output_debug_info): Remove.
26642 2009-02-27 Jan Hubicka <jh@suse.cz>
26645 * tree.h (TREE_PROTECTED): Fix comment.
26646 (BLOCK_HANDLER_BLOCK): Remove.
26647 (struct tree_block): Remove handler_block add body_block.
26648 (inlined_function_outer_scope_p): New.
26649 (is_body_block): Remove.
26650 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26651 * dwarf2out.c (is_inlined_entry_point): Remove.
26652 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26653 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26655 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26656 * gimplify.c (gimplify_expr): Gimplify body blocks.
26657 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26658 block with multiple subblocks.
26659 (dump_scope_block): Prettier output; dump more flags and info.
26660 (dump_scope_blocks): New.
26661 (remove_unused_locals): Use dump_scope_blocks.
26662 * tree-flow.h (dump_scope_blocks): Declare.
26663 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26664 * stmt.c (is_body_block): Remove.
26665 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26666 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26668 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26670 PR middle-end/39308
26671 * graphite.c (graphite_loop_normal_form): Do not call
26672 number_of_iterations_exit from a gcc_assert.
26674 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26676 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26677 jumps if COND is NULL.
26678 (find_cond_jump): New function.
26679 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26680 * config/s390/s390.md: Remove z10_cobra attribute value.
26682 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26684 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26685 force_const_mem returns NULL_RTX.
26687 2009-02-26 Jan Hubicka <jh@suse.cz>
26690 * cgraph.h (varpool_output_debug_info): Remove.
26691 * cgraphunit.c (varpool_output_debug_info): Remove.
26692 * dwarf2out.c (deferred_locations_struct): New struct
26693 (deferred_locations): New type.
26694 (deferred_locations_list): New static var.
26695 (deffer_location): New function.
26696 (gen_variable_die): Use it.
26697 (decls_for_scope): Output info on local static vars.
26698 (dwarf2out_finish): Process deferred locations.
26699 * varpool.c (varpool_output_debug_info): Remove.
26701 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26703 PR rtl-optimization/39241
26704 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26705 to subreg_offset_representable_p.
26707 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26709 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26710 execute function prototype. Get f and nregs from max_reg_num
26711 and get_insns. Remove the first backward pass as it's dead,
26712 guard the forward pass by flag_expensive_optimizations.
26713 (rest_of_handle_regmove): Delete.
26714 (pass_regmove): Replace it with regmove_optimize.
26716 2009-02-25 Martin Jambor <mjambor@suse.cz>
26718 PR tree-optimization/39259
26719 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26720 calls_alloca function flags.
26721 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26722 calls are detected.
26724 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26726 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26727 flags_set_1_rtx, flags_set_1_set): Delete.
26728 (regmove_optimize): Do not call mark_flags_life_zones.
26730 2009-02-24 Julian Brown <julian@codesourcery.com>
26733 * config/arm/arm.c (require_pic_register): Only set
26734 cfun->machine->pic_reg once per function.
26736 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26738 * doc/invoke.texi (Link Options): Document an easier way to pass
26739 options that take arguments to the GNU linker using -Xlinker and -Wl.
26741 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26744 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26746 2009-02-24 Richard Guenther <rguenther@suse.de>
26749 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26751 2009-02-24 Richard Guenther <rguenther@suse.de>
26752 Zdenek Dvorak <ook@ucw.cz>
26754 PR tree-optimization/39233
26755 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26756 from converting them to a generic type.
26758 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26760 PR tree-optimization/39260
26761 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26762 contains a condition with a real type.
26763 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26765 2009-02-23 Jason Merrill <jason@redhat.com>
26768 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26769 narrowing_initializer_constant_valid_p.
26770 (narrowing_initializer_constant_valid_p): Don't return
26771 null_pointer_node for adding a pointer to itself.
26773 2009-02-23 Jan Hubicka <jh@suse.cz>
26776 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26779 2009-02-23 Jan Hubicka <jh@suse.cz>
26781 PR tree-optimization/37709
26782 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26783 * tree.h (block_ultimate_origin): Declare.
26784 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26785 * tree-ssa-live.c (remove_unused_scope_block_p):
26786 Eliminate blocks containig no instructions nor live variables nor
26788 (dump_scope_block): New function.
26789 (remove_unused_locals): Enable removal of dead blocks by default;
26790 enable dumping at TDF_DETAILS.
26792 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26794 * config/i386/i386.c (classify_argument): Don't allow COImode
26796 (function_arg_advance_32): Don't allow OImode.
26797 (function_arg_32): Likewise.
26798 (function_value_32): Likewise.
26799 (return_in_memory_32): Likewise.
26800 (function_arg_64): Remove OImode comment.
26802 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26805 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26806 ix86_expand_vector_set for V4DImode in 64bit mode only.
26807 (ix86_expand_vector_init_one_var): Likewise.
26809 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26811 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26813 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26816 * loop-iv.c: Revert last change.
26817 * emit-rtl.c: Likewise.
26819 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26822 * config/i386/i386.c (type_natural_mode): Remove an extra
26823 space in the warning message.
26824 (function_value_32): Handle 32-byte vector modes.
26825 (return_in_memory_32): Likewise.
26827 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26829 * loop-iv.c (truncate_value): New function.
26830 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26832 (lowpart_subreg): Move to...
26833 * emit-rtl.c: ...here.
26835 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26837 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26838 accidental and undocumented change at revision 140860.
26840 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26842 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26843 take gimple_seq * arguments.
26844 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26845 types_compatible_p langhook.
26847 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26848 Joseph Myers <joseph@codesourcery.com>
26850 * config/arm/arm.c (arm_builtin_va_list): New function.
26851 (arm_expand_builtin_va_start): Likewise.
26852 (arm_gimplify_va_arg_expr): Likewise.
26853 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26854 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26855 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26856 (va_list_type): New variable.
26857 (arm_mangle_type): Mangle va_list_type appropriately.
26859 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26861 PR middle-end/39157
26862 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26863 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26864 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26865 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26866 parameter to 1000 for -O1 by default.
26867 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26869 * loop-invariant.c: Include params.h.
26870 (move_loop_invariants): Don't call move_single_loop_invariants on
26873 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26875 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26876 offset when calculating bounds for indexing stack_usage_map. Fixes
26877 a buffer overflow with certain target setups.
26879 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26882 * calls.c (expand_call): Clear try_tail_call if caller and callee
26883 disagree in promotion of function return value.
26885 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26888 * c-common.c (c_determine_visibility): If visibility changed and
26889 DECL_RTL has been already set, call make_decl_rtl to update symbol
26892 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26895 * varasm.c (assemble_variable): Don't check DECL_NAME when
26896 globalizing a variable.
26898 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26901 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26902 expression before any __builtin_trap call.
26903 * c-typeck.c (build_function_call): Convert and check function
26904 arguments before generating a call to a trap. Evaluate the
26905 function arguments before the trap.
26907 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26910 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26911 (UNSPEC_FXAM_MEM): New unspec.
26912 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26913 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26914 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26916 2009-02-19 Richard Guenther <rguenther@suse.de>
26918 PR tree-optimization/39207
26919 PR tree-optimization/39074
26920 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26921 storedanything_tree): New.
26922 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26923 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26924 (build_succ_graph): Add edges from STOREDANYTHING to all
26926 (init_base_vars): Initialize STOREDANYTHING.
26927 (compute_points_to_sets): Free substitution info after
26928 building the succ graph.
26929 (ipa_pta_execute): Likewise.
26931 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26933 (do_ds_constraint): Do not add to special var or non-pointer
26935 (type_could_have_pointers): Split out from ...
26936 (could_have_pointers): ... here. For arrays use the element type.
26937 (create_variable_info_for): Initialize may_have_pointers.
26938 (new_var_info): Likewise.
26939 (handle_lhs_call): Make the HEAP variable unknown-sized.
26940 (intra_create_variable_infos): Use a type with pointers for
26941 PARM_NOALIAS, make it unknown-sized.
26943 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26946 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26948 2009-02-18 Jason Merrill <jason@redhat.com>
26951 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26952 value if DECL_EXTERNAL.
26953 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26954 * target.h (gcc_target::binds_local_p): Clarify "module".
26955 * tree.h (TREE_PUBLIC): Clarify "module".
26957 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26960 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26961 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26963 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26966 * c.opt (Wabi): Support C and ObjC.
26969 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26971 * config/i386/i386.c (classify_argument): Warn once about the ABI
26972 change when passing union with long double.
26974 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26976 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26979 * c-parser.c (c_parser_compound_statement): Always enter and leave
26982 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26985 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26987 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26989 PR tree-optimization/36922
26990 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26991 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26994 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26996 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26999 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27001 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27003 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27005 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27008 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27009 Richard Sandiford <rdsandiford@googlemail.com>
27011 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27012 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27013 (loongson_biadd): ...this.
27015 2009-02-17 Richard Guenther <rguenther@suse.de>
27017 PR tree-optimization/39202
27018 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27019 a var make sure to follow existing collapses.
27021 2009-02-17 Richard Guenther <rguenther@suse.de>
27023 PR middle-end/39214
27024 * langhooks.c (lhd_print_error_function): Check for NULL block.
27026 2009-02-17 Richard Guenther <rguenther@suse.de>
27028 PR tree-optimization/39204
27029 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27032 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27034 * config/soft-fp/double.h: Update from glibc CVS.
27036 2009-02-17 Richard Guenther <rguenther@suse.de>
27038 PR tree-optimization/39207
27039 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27040 strict-aliasing warnings for pointers pointing to NULL.
27042 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27045 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27046 skipping until next close brace.
27048 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27051 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27052 to function argument boundary.
27054 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27056 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27057 in the lea_add. Reload eventually constraints it properly.
27058 * config/picochip/constraints.md: Remove the target constraint
27059 "b", since it is not needed anymore.
27061 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27063 * gthr-dce.h: Uglify function parameter and local variable names.
27064 * gthr-gnat.h: Likewise.
27065 * gthr-mipssde.h: Likewise.
27066 * gthr-nks.h: Likewise.
27067 * gthr-posix95.h: Likewise.
27068 * gthr-posix.h: Likewise.
27069 * gthr-rtems.h: Likewise.
27070 * gthr-single.h: Likewise.
27071 * gthr-solaris.h: Likewise.
27072 * gthr-tpf.h: Likewise.
27073 * gthr-vxworks.h: Likewise.
27074 * gthr-win32.h: Likewise.
27076 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27079 * config/i386/i386.md: Restrict the new peephole2 to move
27080 between MMX/SSE registers.
27082 2009-02-15 Richard Guenther <rguenther@suse.de>
27085 2009-02-13 Richard Guenther <rguenther@suse.de>
27087 * configure.ac: Enable LFS.
27088 * configure: Re-generate.
27089 * config.in: Likewise.
27091 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27093 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27094 spu_srqwbyte, spu_srqwbytebc): Define.
27095 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27096 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27097 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27098 "shrqby_<mode>"): New insn-and-split patterns.
27099 * config/spu/spu.c (expand_builtin_args): Determine and return
27100 number of operands using spu_builtin_description data.
27101 (spu_expand_builtin_1): Use it.
27103 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27106 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27109 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27112 * config/i386/i386.c (override_options): Correct warning
27113 messages for -malign-loops, -malign-jumps and -malign-functions.
27115 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27118 * config/i386/i386.md: Restrict the new peephole2 to move
27119 between the general purpose registers.
27121 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27124 * config/i386/i386.c (type_natural_mode): Add a new argument.
27125 Return the original mode and warn ABI change if vector size is 32byte.
27126 (function_arg_advance): Updated.
27127 (function_arg): Likewise.
27128 (ix86_function_value): Likewise.
27129 (ix86_return_in_memory): Likewise.
27130 (ix86_sol10_return_in_memory): Likewise.
27131 (ix86_gimplify_va_arg): Likewise.
27132 (function_arg_32): Don't warn ABX ABI change here.
27133 (function_arg_64): Likewise.
27135 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27137 * loop-iv.c (implies_p): In the final case, test that operands 0
27138 of the two comparisons match.
27140 * config/bfin/bfin.c (find_prev_insn_start): New function.
27141 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27142 (find_next_insn_start): Move.
27144 2009-02-13 Richard Guenther <rguenther@suse.de>
27146 * configure.ac: Enable LFS.
27147 * configure: Re-generate.
27148 * config.in: Likewise.
27150 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27153 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27154 sizes on syntax error after some arguments have been parsed.
27156 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27158 * doc/invoke.texi (-fira): Remove.
27160 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27162 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27163 * recog.c: Likewise.
27166 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27168 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27169 (umul_ppmm): Likewise.
27170 (count_leading_zeros): Likewise.
27171 (count_trailing_zeros): Likewise.
27172 (UMUL_TIME): Likewise.
27174 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27176 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27177 soft-fp/t-softfp to tmake_file.
27179 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27180 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27181 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27182 IA64_BUILTIN_INFQ]: New.
27183 (ia64_init_builtins): Initialize __builtin_infq,
27184 __builtin_fabsq and __builtin_copysignq if not HPUX.
27185 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27186 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27188 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27190 (__fixtfti): Likewise.
27191 (__fixunstfti): Likewise.
27192 (__floattitf): Likewise.
27194 * config/ia64/libgcc-glibc.ver: New.
27195 * config/ia64/t-fprules-softfp: Likewise.
27196 * config/ia64/sfp-machine.h: Likewise.
27198 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27199 (LIBGCC2_TF_CEXT): Likewise.
27200 (TF_SIZE): Likewise.
27201 (TARGET_INIT_LIBFUNCS): Likewise.
27203 * config/ia64/t-glibc (SHLINB_MAPFILES):
27204 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27206 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27208 * config/i386/i386.c (construct_container): Rewrite processing
27209 BLKmode with X86_64_SSE_CLASS.
27211 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27214 * config/i386/i386.md: Replace simplify_replace_rtx with
27215 replace_rtx in the new peephole2.
27217 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27219 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27220 loop unrolling do not happen at -O2.
27222 2009-02-12 Michael Matz <matz@suse.de>
27224 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27226 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27228 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27231 2009-02-12 Ben Elliston <bje@au.ibm.com>
27233 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27234 patterns when updating the back chain. Missed in the 2009-02-10
27237 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27239 * doc/extend.texi (Decimal Floating Types): Update identifier of
27240 draft TR and list of missing support.
27242 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27244 PR middle-end/39154
27245 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27246 bit to variable length decl's flags, add it also to its
27247 pointer replacement variable.
27249 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27250 Jakub Jelinek <jakub@redhat.com>
27253 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27254 (memory_blockage): New expander.
27255 (*memory_blockage): New insn pattern.
27256 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27257 instead of general blockage at the end of function prologue when
27258 frame pointer is used to access red zone area. Do not emit blockage
27259 when profiling, it is emitted in generic code.
27260 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27261 function epilogue when frame pointer is used to access red zone area.
27263 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27266 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27267 by arithmetic with memory operands.
27268 * config/i386/predicates.md (commutative_operator): New.
27270 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27272 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27275 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27277 * alias.h (record_alias_subset): Declare.
27278 * alias.c (record_alias_subset): Make global.
27280 2009-02-10 Nick Clifton <nickc@redhat.com>
27282 * tree-parloops.c: Change license to GPLv3.
27283 * ipa-struct-reorg.c: Change license to GPLv3.
27284 * ipa-struct-reorg.h: Change license to GPLv3.
27286 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27289 * c-decl.c (start_struct): Return NULL on error.
27291 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27293 PR middle-end/39124
27294 * cfgloopmanip.c (remove_path): Call remove_bbs after
27295 cancel_loop_tree, not before it.
27298 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27299 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27300 VAR_DECLs were seen.
27301 * tree-ssa-live.c (remove_unused_locals): Recompute
27302 cfun->has_local_explicit_reg_vars.
27303 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27304 copies or clearings if cfun->has_local_explicit_reg_vars.
27306 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27309 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27310 of function prologue when frame pointer is used to access
27313 2009-02-10 Richard Guenther <rguenther@suse.de>
27315 PR middle-end/39127
27316 * gimplify.c (gimple_regimplify_operands): Always look if
27317 we need to create a temporary.
27319 2009-02-10 Richard Guenther <rguenther@suse.de>
27321 PR tree-optimization/39132
27322 * tree-loop-distribution.c (todo): New global var.
27323 (generate_memset_zero): Trigger TODO_rebuild_alias.
27324 (tree_loop_distribution): Return todo.
27326 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27329 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27330 (x86_64_reg_class_name): Removed.
27331 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27332 first one isn't X86_64_SSE_CLASS or any other ones aren't
27333 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27334 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27335 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27336 and 3 X86_64_SSEUP_CLASS.
27337 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27338 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27340 2009-02-10 Ben Elliston <bje@au.ibm.com>
27342 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27343 form instruction to update the stack back chain word, even if the
27344 user has disabled the generation of update instructions.
27345 (movdi_<mode>_update_stack): New.
27346 (movsi_update_stack): Likewise.
27347 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27348 always use an update form instruction to update the stack back
27351 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27353 PR middle-end/38953
27354 * graphite.c (if_region_set_false_region): After moving a region in
27355 the false branch of a condition, remove the empty dummy basic block.
27356 (gloog): Remove wrong fix for PR38953.
27358 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27360 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27361 generation due to implicit sign extension.
27363 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27365 PR middle-end/38981
27366 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27367 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27369 2009-02-09 Richard Guenther <rguenther@suse.de>
27371 PR middle-end/35202
27372 * convert.c (convert_to_real): Disable (float)fn((double)x)
27373 to fnf(x) conversion if errno differences may occur and
27374 -fmath-errno is set.
27376 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27378 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27379 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27380 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27382 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27385 * c-common.c (handle_alias_attribute): Disallow attribute for
27386 anything not a FUNCTION_DECL or VAR_DECL.
27388 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27391 * real.c (do_compare): Special-case compare of zero against
27392 decimal float value.
27394 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27397 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27398 as indicating flexible array members unless the field itself is
27399 being declarared as the incomplete array.
27401 2009-02-06 Jan Hubicka <jh@suse.cz>
27403 PR tree-optimization/38844
27404 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27405 is already inlined.
27407 2009-02-06 Richard Guenther <rguenther@suse.de>
27409 PR middle-end/38977
27410 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27411 fork because we may expand it as __gcov_fork.
27413 2009-02-06 Nick Clifton <nickc@redhat.com>
27415 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27417 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27419 PR tree-optimization/35659
27420 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27421 vn_phi_eq): Shortcut if hashcode does not match.
27422 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27424 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27425 and avoid iterative_hash_expr.
27426 (FOR_EACH_VALUE_ID_IN_SET): New.
27427 (value_id_compare): Remove.
27428 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27429 sort expressions by value id.
27431 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27434 * config/sh/predicates.md (general_movsrc_operand): Don't check
27435 the subreg of system registers here.
27437 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27440 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27441 on the copied decl.
27443 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27445 PR rtl-optimization/39110
27446 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27447 addresses, not aligned ones.
27449 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27450 Richard Guenther <rguenther@suse.de>
27452 PR tree-optimization/39100
27453 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27454 comment says and add edges.
27456 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27459 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27460 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27462 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27464 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27465 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27466 register_bb_in_sese, new_sese, free_sese): Moved.
27467 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27468 outermost_loop_in_scop, build_scop_iteration_domain,
27469 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27470 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27471 Use loop_in_sese_p instead of loop_in_scop_p.
27472 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27473 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27474 (scopdet_basic_block_info): Fix bug in scop detection.
27475 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27476 eq_loop_to_cloog_loop): Remove.
27477 (nb_loops_around_loop_in_scop, nb_loop
27478 ref_nb_loops): Moved here...
27479 * graphite.h (ref_nb_loops): ... from here.
27480 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27481 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27482 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27484 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27485 Hans-Peter Nilsson <hp@axis.com>
27487 PR rtl-optimization/37889
27488 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27489 Move offset handling from PLUS to before the switch. Use new
27490 arguments when considering SYMBOL_REFs too.
27491 (rtx_addr_can_trap_p): Pass dummy offset and size.
27492 (enum may_trap_p_flags): Remove.
27493 (may_trap_p_1): Pass size from MEM_SIZE.
27495 PR rtl-optimization/38921
27496 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27497 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27498 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27499 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27501 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27503 AVX Programming Reference (January, 2009)
27504 * config/i386/sse.md (*vpclmulqdq): New.
27506 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27508 PR tree-optimization/38977
27509 PR gcov-profile/38292
27510 * calls.c (special_function_p): Disregard __builtin_ prefix.
27512 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27514 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27515 non-indexable addresses even before reload.
27517 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27520 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27521 as having variable size. Do not give an error for unnamed
27522 parameters with [*] declarators. Give a warning for type names
27523 with [*] declarators and mark them as variable size.
27524 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27525 for sizeof applied to [*] type names.
27527 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27530 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27532 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27534 * gcc.c (process_command): Update copyright notice dates.
27535 * gcov.c (print_version): Likewise.
27536 * gcov-dump.c (print_version): Likewise.
27537 * mips-tfile.c (main): Likewise.
27538 * mips-tdump.c (main): Likewise.
27540 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27543 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27544 for composite type involving a zero-length array type.
27546 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27549 * function.c (match_asm_constraints_1): Skip over
27550 initial optional % in the constraint.
27552 PR inline-asm/39059
27553 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27554 supported, don't accept FIXED_CSTs.
27555 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27556 and _Sat is used without _Fract/_Accum. Set specs->type to
27557 integer_type_node for cts_fract/cts_accum if fixed point is not
27560 2009-02-02 Catherine Moore <clm@codesourcery.com>
27562 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27564 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27566 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27567 (ABI_HAS_64BIT_SYMBOLS): Use it.
27568 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27570 2009-02-02 Paul Brook <paul@codesourcery.com>
27572 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27574 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27576 PR inline-asm/39058
27577 * recog.h (asm_operand_ok): Add constraints argument.
27578 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27579 recurse on matching constraint.
27580 (check_asm_operands): Pass constraints as 3rd argument to
27581 asm_operand_ok. Don't look up matching constraint here.
27582 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27585 2009-02-02 Ben Elliston <bje@au.ibm.com>
27587 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27588 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27590 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27592 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27593 information. Remove some obsolete information. Reorganize.
27595 * config/pa/fptr.c: Revert license to GPL 2.
27596 * config/pa/milli64.S: Likewise.
27598 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27601 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27602 LIBRARY name in, instead of hard-coding it.
27603 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27604 extra target make frag to tmake_files according to EH model.
27605 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27606 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27607 frags that define makefile variable EH_MODEL appropriately.
27608 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27609 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27610 to "-sjlj" according to type of EH configured.
27611 (LIBGCC_SONAME): Concatenate it to shared library base name.
27612 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27613 to "_sjlj" according to type of EH configured.
27614 (LIBGCC_SONAME): Concatenate it to shared library base name.
27615 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27616 (SHLIB_LINK): Add missing semicolon to if-else construct.
27617 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27618 string value of "pe_dll" command-line option.
27619 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27620 (SHLIB_SONAME): Use it when overriding t-cygming default.
27621 (SHLIB_IMPLIB): Override t-cygming default.
27622 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27623 string value of "pe_dll" command-line option.
27625 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27628 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27629 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27631 2009-01-31 Richard Guenther <rguenther@suse.de>
27633 PR tree-optimization/38937
27634 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27635 computing the transitive closure.
27637 2009-01-30 Richard Guenther <rguenther@suse.de>
27639 PR tree-optimization/39041
27640 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27641 Propagate variable indices only if the types match for this stmt.
27643 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27646 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27647 inline but never defined.
27649 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27651 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27652 (*insv_h_di_reg_extimm): New insn.
27653 (*insv_l<mode>_reg_extimm): New insn.
27655 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27657 * config/picochip/picochip.c (flag_conserve_stack): set
27658 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27659 fconserve-stack. Reduce call-overhead used by inliner.
27661 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27664 * common.opt (flag_conserve_stack): Initialised to zero.
27666 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27669 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27670 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27673 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27675 * ira-color.c (allocno_reload_assign): Update comments.
27676 * regmove.c (regmove_optimize): Likewise.
27680 2009-01-29 Robert Millan <rmh@aybabtu.com>
27682 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27683 * config/i386/kopensolaris-gnu.h: New file. Undefine
27684 `MD_UNWIND_SUPPORT'.
27685 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27687 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27689 PR tree-optimization/39007
27690 * tree-loop-distribution.c (generate_builtin): Use
27691 recompute_dominator to compute the immediate dominator of the
27692 basic block just after the loop.
27694 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27696 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27697 (ASM_OUTPUT_DWARF_PCREL): Define.
27699 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27701 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27702 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27703 global. Modify entries about regmove and IRA.
27705 * ra-conflict.c: Remove the file.
27707 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27709 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27710 (pass_regclass_init): Rename to pass_reginfo_init.
27712 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27714 * toplev.h (flag_ira): Remove.
27716 * caller-save.c (setup_save_areas): Remove flag_ira.
27718 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27720 * global.c: Remove the file.
27722 * opts.c (decode_options): Remove flag_ira.
27724 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27726 * regmove.c: Modify file description.
27727 (find_use_as_address, try_auto_increment): Define them only if
27728 AUTO_INC_DEC is defined.
27729 (replacement_quality, replace_in_call_usage, fixup_match_1,
27730 stable_and_no_regs_but_for_p): Remove.
27731 (reg_set_in_bb): Make it static.
27732 (regmove_optimize): Remove flag_ira and code which worked for
27735 * local-alloc.c: Remove the file.
27737 * common.opt (fira): Remove.
27739 * ira.c: Include except.h.
27740 (eliminable_regset): Move from global.c.
27741 (mark_elimination): Ditto. Remove flag_ira.
27742 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27743 equiv_mem_modified, validate_equiv_mem_from_store,
27744 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27745 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27746 no_equiv, recorded_label_ref): Move from local-alloc.c.
27747 (update_equiv_regs): Ditto. Make it static.
27748 (print_insn_chain, print_insn_chains): Move it from global.c.
27749 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27750 (build_insn_chain): Ditto. Make it static.
27751 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27752 Rename to init_live_subregs.
27753 (gate_ira): Remove flag_ira.
27755 * regclass.c: Rename reginfo.c. Change file description.
27756 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27757 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27758 (init_reg_sets_1): Remove code for evaluation of
27759 reg_class_superclasses and losing_caller_save_reg_set.
27760 (init_regs): Remove init_reg_autoinc.
27761 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27762 ok_for_base_p_nonstrict): Remove.
27763 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27764 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27765 corresponding entries.
27766 (dump_regclass, record_operand_costs, scan_one_insn,
27767 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27768 record_address_regs, auto_inc_dec_reg_p): Remove.
27769 (gt-regclass.h): Rename to gt-reginfo.h.
27771 * rtl.h (dump_global_regs, retry_global_alloc,
27772 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27774 * Makefile.in (RA_H): Remove.
27775 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27776 Rename regclass.o to reginfo.o.
27777 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27779 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27780 (GTFILES): Rename regclass.c to reginfo.c.
27782 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27783 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27785 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27786 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27788 (finish_spills): Ditto. Remove code for !flag_ira.
27790 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27792 PR middle-end/35854
27793 * doc/invoke.texi (rtl debug options): Complete rewrite.
27794 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27796 * mode-switching.c (pass_mode_switching): Rename pass from
27797 "mode-sw" to "mode_sw".
27798 * except.c (pass_convert_to_eh_ranges): Rename pass from
27799 "eh-ranges" to "eh_ranges".
27800 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27804 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27805 Alexander Monakov <amonakov@ispras.ru>
27807 PR middle-end/38857
27808 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27810 (move_exprs_to_boundary): Change return type and pass through
27811 should_move from move_op. Relax assert. Update usage ...
27812 (schedule_expr_on_boundary): ... here. Use should_move instead of
27814 (move_op_orig_expr_found): Indicate that insn was disconnected from
27816 (code_motion_process_successors): Do not call after_merge_succs
27817 callback if original expression was not found when traversing any of
27819 (code_motion_path_driver): Change return type. Update prototype.
27820 (move_op): Update comment. Add a new parameter (should_move). Update
27821 prototype. Set *should_move based on indication provided by
27822 move_op_orig_expr_found.
27824 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27826 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27827 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27828 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27829 * config/rs6000/rs6000.c (rs6000_override_options): Default
27830 avoid-indexed-addresses on for Power6, off for everything else.
27831 (avoiding_indexed_address_p): New function.
27832 (rs6000_legitimize_address): Use it.
27833 (rs6000_legitimate_address): Likewise.
27834 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27836 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27838 PR tree-optimization/38997
27839 * tree-loop-distribution.c (generate_memset_zero): Use
27840 POINTER_PLUS_EXPR for a pointer addition.
27842 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27844 * config/s390/s390.md (bswap<mode>2): New pattern added.
27846 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27848 * config/s390/s390.md (*tls_load_31): Added type attribute.
27850 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27852 * config/s390/s390.md: Fix a few comments.
27854 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27856 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27857 (*tm<mode>_full): Fixed z10prop attribute.
27858 (*tst<mode>_extimm): Fixed z10prop attribute.
27859 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27860 (*tstqiCCT_cconly): Fixed z10prop attribute.
27861 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27862 (*movsi_larl): Fixed z10prop attribute.
27863 (*movsi_zarch): Fixed z10prop attribute.
27864 (*movsi_eas): Fixed z10prop attribute.
27865 (*movhi): Fixed z10prop attribute.
27866 (*movqi): Fixed z10prop attribute.
27867 (*movstrictqi): Fixed z10prop attribute.
27868 (*mov<mode>): Fixed z10prop attribute.
27869 (*movcc): Fixed z10prop attribute.
27870 (*sethighpartdi_64): Fixed z10prop attribute.
27871 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27872 (*negdi2_sign_cc): Fixed z10prop attribute.
27873 (*negdi2_sign): Fixed z10prop attribute.
27874 (*absdi2_sign_cc): Fixed z10prop attribute.
27875 (*absdi2_sign): Fixed z10prop attribute.
27876 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27877 (*negabsdi2_sign): Fixed z10prop attribute.
27878 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27879 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27880 (doloop_si64): Fixed z10prop attribute.
27881 (doloop_si31): Fixed z10prop attribute.
27882 (doloop_long): Fixed z10prop attribute.
27883 (indirect_jump): Fixed z10prop attribute.
27884 (nop): Fixed z10prop attribute.
27885 (main_base_64): Fixed z10prop attribute.
27886 (reload_base_64): Fixed z10prop attribute.
27888 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27890 PR rtl-optimization/38740
27891 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27893 * config/mips/mips.c (mips_reorg): Likewise.
27895 2009-01-28 Richard Guenther <rguenther@suse.de>
27897 PR tree-optimization/38926
27898 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27899 with the correct value id to a value.
27900 (do_regular_insertion): Use the value number of edoubleprime
27901 for the value number of the expr.
27904 2008-08-21 Richard Guenther <rguenther@suse.de>
27906 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27907 a PHI ask VN if it is already available.
27908 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27909 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27911 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27913 PR middle-end/38934
27914 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27915 set to varying whenever max has TREE_OVERFLOW set, similarly
27916 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27918 2009-01-28 Richard Guenther <rguenther@suse.de>
27920 PR middle-end/38908
27921 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27922 uninitialized aggregate uses in call arguments.
27924 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27926 PR tree-optimization/38984
27927 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27928 the nothing_id variable if -fno-delete-null-pointer-checks.
27930 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27933 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27934 (set_got_offset_rex64): Ditto.
27936 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27939 * doc/extend.texi: Improve local variable with asm reg.
27941 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27943 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27944 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27945 was not supplied then set warn_packed_bitfield_compat to the
27946 default value of 1.
27947 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27950 2009-01-27 Richard Guenther <rguenther@suse.de>
27952 PR tree-optimization/38503
27953 * cfgexpand.c (expand_gimple_basic_block): Ignore
27954 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27955 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27956 variables that cannot have TBAA applied.
27957 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27960 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27962 PR middle-end/38969
27963 * calls.c (initialize_argument_information): Do not wrap complex
27964 arguments in SAVE_EXPR.
27966 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27968 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27969 (INSTALL_LIBGCC): Revert typo commit.
27971 2009-01-26 Richard Guenther <rguenther@suse.de>
27973 PR tree-optimization/38745
27974 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27975 from special handling.
27977 2009-01-26 Richard Guenther <rguenther@suse.de>
27979 PR tree-optimization/38745
27980 * tree-ssa.c (execute_update_addresses_taken): Do not include
27981 variables that cannot possibly be a register in not_reg_needs.
27982 Do not clear TREE_ADDRESSABLE on vars that may not become
27984 * tree-ssa.c (update_alias_info_1): Include those in the set
27985 of addressable vars.
27987 2009-01-26 Richard Guenther <rguenther@suse.de>
27989 PR middle-end/38851
27990 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27991 * tree-ssa-dse.c: Include langhooks.h
27992 (execute_simple_dse): Remove stores with zero size.
27994 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27997 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28000 2009-01-24 Julian Brown <julian@codesourcery.com>
28002 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28003 config/arm/linux-atomic.c.
28004 * config/arm/linux-atomic.c: New.
28006 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28008 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28009 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28010 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28012 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28015 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28018 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28020 PR tree-optimization/38953
28021 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28022 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28023 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28024 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28027 2009-01-24 Paul Brook <paul@codesourcery.com>
28029 * config/arm/neon.md (neon_type): Move to arm.md.
28030 (neon_mov<VSTRUCT>): Add neon_type attribute.
28031 * config/arm/arm.md (neon_type): Move to here.
28032 (conds): Add "unconditioal" and use as default for NEON insns.
28034 2009-01-24 Ben Elliston <bje@au.ibm.com>
28036 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28037 void *' warning from -Wc++-compat.
28038 * Makefile.in (dominance.o-warn): Remove.
28040 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28042 PR tree-optimization/38932
28043 * fold-const.c (fold_unary_ignore_overflow): New.
28044 * tree.h (fold_unary_ignore_overflow): Declare.
28045 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28046 * tree-ssa-sccvn.c (visit_reference_op_load,
28047 simplify_unary_expression): Likewise.
28049 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28051 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28052 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28053 regardless of their type.
28054 * c-common.c (handle_packed_attribute): Don't ignore packed on
28056 * c.opt (Wpacked-bitfield-compat): New warning option.
28057 * stor-layout.c (place_field): Warn if offset of a field changed.
28058 * doc/extend.texi (packed): Mention the ABI change.
28059 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28060 (Warning Options): Add it to the list.
28062 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28064 * c-opts.c (c_common_post_options): Fix a typo in comments.
28066 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28068 PR middle-end/38615
28069 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28070 variables to static.
28071 * doc/invoke.texi (-fmerge-all-constants): Update description.
28073 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28076 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28077 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28079 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28081 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28083 (LOCAL_ALIGNMENT): Similarly.
28085 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28086 Joseph Myers <joseph@codesourcery.com>
28088 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28089 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28090 * config/arm/arm-tune.md: Regenerate.
28091 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28094 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28096 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28097 version number to five.
28099 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28102 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28103 * c-common.c (set_underlying_type): Likewise.
28104 (is_typedef_decl ): Likewise
28106 (set_underlying_type): Likewise.
28107 (is_typedef_type): Likewise.
28109 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28111 PR middle-end/38587
28112 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28115 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28118 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28119 (LIBGCC_SPEC): Don't define.
28120 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28122 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28124 PR rtl-optimization/38879
28125 * alias.c (base_alias_check): Unaligned access via AND address can
28126 alias all surrounding object types except those with sizes equal
28127 or wider than the size of unaligned access.
28129 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28132 * c-decl.c (clone_underlying_type): Move this ...
28133 * c-common.c (set_underlying_type): ... here.
28134 Also, make sure the function properly sets TYPE_STUB_DECL() on
28135 the newly created typedef variant type.
28136 (is_typedef_decl ): New entry point.
28137 * tree.h: Added a new member member_types_needing_access_check to
28138 struct tree_decl_non_common.
28139 (set_underlying_type): New entry point.
28140 (is_typedef_type): Likewise.
28142 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28144 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28145 Check whether two instructions have memory references that
28146 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28147 are helper functions for traversing.
28148 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28149 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28150 not to draw dependency edge for instructions with non-conflicting
28153 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28156 * longlong.h: Update copyright years. Use soft-fp license notice.
28157 Sync __clz_tab declaration with glibc.
28159 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28162 * doc/extend.texi (syscall_linkage): New.
28163 (version_id): Modify.
28165 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28166 Richard Guenther <rguenther@suse.de>
28168 PR tree-optimization/38747
28169 PR tree-optimization/38748
28170 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28171 conversion if the base address is an indirect reference and the
28172 aliasing sets could cause issues.
28174 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28176 * common.opt (fgraphite, fgraphite-identity): Add comment for
28177 explaining why these options are not documented.
28179 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28181 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28182 gimple_call_lhs is NULL.
28184 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28187 * emit-rtl.c (adjust_address_1): Make sure memref is never
28190 2009-01-20 Ben Elliston <bje@au.ibm.com>
28192 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28193 const qualifier from arg parameter. Remove unnecessary cast to char *.
28194 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28195 const qualifier from arg 2.
28197 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28199 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28201 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28204 * rtl.h (reinit_regs): New prototype.
28205 * regclass.c: Include ira.h.
28206 (reinit_regs): New.
28207 * Makefile.in (regclass.o): Add ira.h.
28208 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28210 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28213 * c-common.c (handle_aligned_attribute): Use
28214 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28215 default alignment value.
28217 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28219 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28220 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28222 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28223 __BIGGEST_ALIGNMENT__.
28225 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28227 2009-01-18 Richard Guenther <rguenther@suse.de>
28229 PR tree-optimization/38819
28230 * tree-flow.h (operation_could_trap_helper_p): Declare.
28231 * tree-eh.c (operation_could_trap_helper_p): Export.
28232 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28233 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28234 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28235 are about to insert a possibly trapping instruction and fail
28238 2009-01-18 Andreas Schwab <schwab@suse.de>
28240 * doc/install.texi (Configuration): Remove obsolete paragraph
28241 about use of --with-gnu-ld with --with-gnu-as.
28243 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28245 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28246 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28247 Follow spelling conventions.
28249 2009-01-18 Ben Elliston <bje@au.ibm.com>
28251 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28252 C++ warning about implicit conversion from void * to struct
28254 (bitmap_obstack_free): Likewise for bitmap_element *.
28255 * Makefile.in (bitmap.o-warn): Remove.
28257 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28259 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28261 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28262 Tobias Grosser <tobi.grosser@amd.com>
28264 * graphite.c (graphite_trans_scop_block): Do not block single
28267 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28269 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28270 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28271 test with assertion.
28273 2009-01-16 Richard Guenther <rguenther@suse.de>
28275 PR tree-optimization/38835
28276 PR middle-end/36227
28277 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28278 and INT + PTR -> (INT)(PTR p+ INT) folding.
28279 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28281 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28284 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28285 the subreg from a lowpart subreg if it is also casting the value.
28287 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28288 Tobias Grosser <tobi.grosser@amd.com>
28290 * graphite.c (compare_prefix_loops): New.
28291 (build_scop_canonical_schedules): Rewritten.
28292 (graphite_transform_loops): Move build_scop_canonical_schedules
28293 after build_scop_iteration_domain.
28295 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28296 Tobias Grosser <tobi.grosser@amd.com>
28298 * graphite.c (add_conditions_to_domain): Add the loops to
28299 the dimension of the iteration domain. Do copy the domain
28300 only when it exists.
28301 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28302 (add_conditions_to_constraints): New.
28303 (can_generate_code_stmt, can_generate_code): Removed.
28304 (gloog): Do not call can_generate_code.
28305 (graphite_transform_loops): Call add_conditions_to_constraints
28306 after building the iteration domain.
28308 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28310 PR tree-optimization/38789
28311 * tree-ssa-threadedge.c
28312 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28313 __builtin_constant_p.
28315 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28317 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28318 examined before deleting them.
28320 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28322 * function.c (aggregate_value_p): Correctly extract the function
28323 type from CALL_EXPR_FN lookup.
28325 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28327 * config/picochip/picochip.c (picochip_override_options): Revert
28328 CFI asm flag disable commited previously.
28330 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28331 Tobias Grosser <tobi.grosser@amd.com>
28332 Jan Sjodin <jan.sjodin@amd.com>
28334 * graphite.c (scan_tree_for_params): On substractions negate
28335 all the coefficients of the term.
28336 (clast_to_gcc_expression_red): New. Handle reduction expressions
28337 of more than two operands.
28338 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28339 (get_vdef_before_scop): Handle also the case of default definitions.
28341 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28343 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28344 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28345 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28347 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28348 Joey Ye <joey.ye@intel.com>
28350 PR middle-end/37843
28351 * cfgexpand.c (expand_stack_alignment): Don't update stack
28352 boundary nor check incoming stack boundary here.
28353 (gimple_expand_cfg): Update stack boundary and check incoming
28354 stack boundary here.
28356 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28358 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28360 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28362 PR rtl-optimization/38245
28363 * calls.c (expand_call): Add stack arguments to
28364 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28365 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28366 in regs and partially in memory or BLKmode arguments.
28367 (emit_library_call_value_1): Add stack arguments to
28368 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28369 ACCUMULATE_OUTGOING_ARGS).
28370 * dce.c: Include tm_p.h.
28371 (find_call_stack_args): New function.
28372 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28374 (mark_insn): Call find_call_stack_args for CALL_Ps.
28375 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28376 forwards. Allocate and free arg_stores bitmap if needed, pass it
28377 down to deletable_insn_p, don't mark stores set in arg_stores
28378 bitmap, clear the bitmap at the beginning of each bb.
28379 * Makefile.in (dce.o): Depend on $(TM_P_H).
28381 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28384 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28385 to make sure the insn is a conditional test (bug 22599). Reformat a
28388 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28390 PR middle-end/38431
28391 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28392 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28393 (gloog): Do not call cleanup_tree_cfg.
28394 (graphite_transform_loops): Call cleanup_tree_cfg after all
28395 scops have been code generated.
28397 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28398 * doc/gty.texi (Invoking the garbage collector): Added new node
28399 and section documenting ggc_collect.
28401 2009-01-14 Richard Guenther <rguenther@suse.de>
28403 PR tree-optimization/38826
28404 PR middle-end/38477
28405 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28406 initialization notes only if we actually emitted a warning.
28407 (intra_create_variable_infos): Add constraints for a result decl
28408 that is passed by hidden reference.
28409 (build_pred_graph): Mark all related variables non-direct on
28412 2009-01-14 Nick Clifton <nickc@redhat.com>
28414 * ira-conflicts.c: Include addresses.h for the definition of
28416 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28417 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28419 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28422 * Makefile.in (ira-lives.o): Add except.h.
28424 * ira-lives.c: Include except.h.
28425 (process_bb_node_lives): Process can_throw_internal.
28427 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28429 PR rtl-optimization/38774
28430 * combine.c (simplify_set): When undoing cc_use change, don't do
28431 PUT_CODE on the newly created comparison, but instead put back the
28434 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28436 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28437 values. Remove duplicate arm8 entry.
28439 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28441 PR tree-optimization/38786
28442 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28443 the SSA_NAME case of expand_scalar_variables_expr.
28444 Set the type of an expression to the type of its assign statement.
28445 (expand_scalar_variables_expr): Also gather the scalar computation
28446 used to index the memory access. Do not pass loop_p.
28447 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28448 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28449 the gimple_stmt_iterator where it inserts new code.
28450 Do not pass loop_p.
28451 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28452 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28454 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28456 * graphite.h (debug_value): Removed.
28457 * graphite.c (debug_value): Removed.
28459 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28461 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28462 ldrd/strd with two 32-bit instructions.
28464 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28466 * config/arm/arm.c (struct processors): Pass for speed down into
28467 cost helper functions.
28468 (const_ok_for_op): Handle COMPARE and inequality nodes.
28469 (arm_rtx_costs_1): Rewrite.
28470 (arm_size_rtx_costs): Update prototype.
28471 (arm_rtx_costs): Pass speed down to helper functions.
28472 (arm_slowmul_rtx_costs): Rework cost calculations.
28473 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28474 (arm_9e_rtx_costs): Likewise.
28476 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28478 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28479 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28480 (alpha_legitimize_address): Do not split local symbols wider than
28481 UNITS_PER_WORD into HIGH/LO_SUM parts.
28483 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28486 * gcc.c (process_command): Replace call to execvp with calls
28487 to pex_one and exit.
28489 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28492 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28493 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28494 variant for devices with 3-byte PC.
28495 (__tablejump_elpm__): New.
28497 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28500 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28501 offsetof member-designator, handle it as `[0].'.
28503 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28505 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28506 function when not using named sections on targets with named sections
28507 if branch distance is less than 262132.
28509 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28511 * combine.c (combine_instructions): Recompute
28512 optimize_this_for_speed_p for each BB in the main combine loop.
28514 2009-01-12 Tomas Bily <tbily@suse.cz>
28517 * tree-loop-distribution.c (prop_phis): New function.
28518 (generate_builtin): Call prop_phis.
28520 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28522 PR tree-optimization/38807
28523 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28524 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28526 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28528 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28529 subreg of op0 to the original op0.
28531 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28533 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28535 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28538 * mips-tfile.c (parse_def): Fix parsing of def strings
28539 starting with digits.
28541 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28544 * config/arm/arm.c (arm_is_long_call_p): Don't call
28545 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28547 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28549 * regrename.c (regrename_optimize): Fix dumping.
28550 (find_oldest_value_reg): Preserve REG_POINTER.
28551 (copy_hardreg_forward_1): Likewise.
28553 2009-01-09 Diego Novillo <dnovillo@google.com>
28555 * gimple.h (struct gimple_statement_base) <uid>: Document
28556 the restrictions on its use.
28557 (gimple_uid): Tidy.
28558 (gimple_set_uid): Tidy.
28560 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28562 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28563 zero guard even if align_bytes != 0 and count is smaller than
28566 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28568 PR rtl-optimization/38495
28569 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28570 (add_range_and_copies_from_move_list): Print all added ranges.
28571 Add ranges to memory optimized destination.
28573 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28577 * config/i386/i386.c (override_options): Reject
28578 -mstringop-strategy=rep_8byte with -m32.
28579 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28580 to 1. Do count comparison against epilogue_size_needed at compile
28581 time even when count_exp was constant forced into register. For
28582 size_needed don't jump to epilogue, instead just avoid aligning
28583 and invoke the body algorithm. If need_zero_guard, add zero guard
28584 even if count is non-zero, but smaller than size_needed + number of
28585 bytes that could be stored for alignment.
28586 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28587 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28588 but smaller than size_needed + number of bytes that could be stored
28589 for alignment. Compare size_needed with epilogue_size_needed instead
28590 of desired_align - align, don't adjust size_needed, pass
28591 epilogue_size_needed to the epilogue expanders.
28594 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28596 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28598 * pa.c (last_address): Change to unsigned.
28599 (update_total_code_bytes): Change argument to unsigned. Don't
28600 check if insn addresses are set.
28601 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28602 addresses are not set.
28603 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28605 2009-01-09 Nick Clifton <nickc@redhat.com>
28607 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28608 DECL_DECLARED_INLINE_P.
28610 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28612 PR middle-end/38347
28613 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28614 GET_MODE (op0) in operand_subword_force calls.
28616 PR middle-end/38771
28617 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28618 fold_convert arg0 operands to TREE_TYPE (op0) first.
28620 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28622 * params.def (ira-max-conflict-table-size): Decrease default value
28625 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28627 PR tree-optimization/37031
28628 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28630 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28631 allocate it using gc instead of heap, use VEC_quick_push instead of
28633 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28634 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28635 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28636 allocated vector from heap allocated.
28637 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28638 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28639 vector only after perfect_loop_nest_depth call.
28641 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28642 Jan Sjodin <jan.sjodin@amd.com>
28644 PR tree-optimization/38559
28645 * graphite.c (debug_value, copy_constraint,
28646 swap_constraint_variables, scale_constraint_variable, ): New.
28647 (get_lower_bound, get_upper_bound): Removed.
28648 (graphite_trans_bb_strip_mine): Clean up this code that works
28649 only for constant number of iterations. Fully copy upper and
28650 lower bound constraints, not only the constant part of them.
28651 * graphite.h (debug_value): Declared.
28653 2009-01-08 Ira Rosen <irar@il.ibm.com>
28655 PR tree-optimization/37194
28656 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28657 Don't add the cost of cost model guard in prologue to scalar
28658 outside cost in case of known number of iterations.
28660 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28661 Alan Modra <amodra@bigpond.net.au>
28663 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28664 non-word-aligned REG+CONST addressing.
28666 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28669 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28670 free_after_compilation when outputting a thunk.
28671 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28672 Do not call free_after_compilation here.
28674 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28676 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28677 (ix86_valid_target_attribute_inner_p): Ditto.
28679 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28681 PR tree-optimization/38492
28682 PR tree-optimization/38498
28683 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28684 * tree-chrec.h (scev_is_linear_expression): Declared.
28685 * graphite.c (graphite_cannot_represent_loop_niter): New.
28686 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28687 (graphite_loop_normal_form): Use gcc_assert.
28688 (scan_tree_for_params): Use CASE_CONVERT.
28689 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28690 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28691 Use gcc_assert. Discard scops that contain unhandled cases.
28692 (build_scop_conditions): Return a boolean status for unhandled cases.
28693 (strip_mine_profitable_p): Print the loop number, not its depth.
28694 (is_interchange_valid): Pass the depth of the loop nest, don't
28695 recompute it wrongly.
28696 (graphite_trans_bb_block): Same.
28697 (graphite_trans_bb_block): Print tentative of loop blocking.
28698 (graphite_trans_scop_block): Do not print that the loop has been
28700 (graphite_transform_loops): Do not handle scops that contain condition
28703 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28705 AVX Programming Reference (December, 2008)
28706 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28707 (_mm256_stream_pd): Likewise.
28708 (_mm256_stream_ps): Likewise.
28710 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28711 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28712 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28713 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28714 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28715 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28716 (ix86_expand_special_args_builtin): Likewise.
28718 * config/i386/sse.md (AVXMODEDI): New.
28719 (avx_movnt<mode>): Likewise.
28720 (avx_movnt<mode>): Likewise.
28721 (<sse>_movnt<mode>): Remove AVX support.
28722 (sse2_movntv2di): Likewise.
28724 2009-01-07 Richard Guenther <rguenther@suse.de>
28726 PR middle-end/38751
28727 * fold-const.c (extract_muldiv): Remove obsolete comment.
28728 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28729 to PLUS_EXPR canonicalization for the canonicalization.
28731 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28733 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28734 hosted cross-compilers generating less efficient code.
28736 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28738 * function.h (rtl_data): Add a dbr_scheduled_p field.
28739 * reorg.c (dbr_schedule): Set it.
28740 (gate_handle_delay_slots): Check it.
28741 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28742 (mips_reorg): Check flag_delayed_branch instead of
28743 mips_base_delayed_branch.
28744 (mips_override_options): Don't set mips_base_delayed_branch
28745 or flag_delayed_branch.
28747 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28749 PR rtl-optimization/38426.
28750 * ira.c (ira): Set current_function_is_leaf earlier.
28752 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28754 PR rtl-optimization/38722
28755 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28756 too early, only set a flag and modify after last possible
28759 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28762 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28763 * real.c (decimal_single_format): Correct values of emin and emax.
28764 (decimal_double_format): Ditto.
28765 (decimal_quad_format): Ditto.
28766 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28767 computation of DECnn_MIN and DECnn_MAX for corrected values of
28768 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28769 __DECnn_MIN__, and adjust its computation for the corrected value
28772 2009-01-06 Jan Hubicka <jh@suse.cz>
28775 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28777 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28779 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28780 Add Robert Clark to the list of testers.
28782 2009-01-06 Jan Hubicka <jh@suse.cz>
28783 Kai Tietz <kai.tietz@onevision.com>
28785 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28786 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28788 2009-01-06 Jan Hubicka <jh@suse.cz>
28789 Kai Tietz <kai.tietz@onevision.com>
28791 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28793 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28794 (ix86_nsaved_regs): Count only general purpose regs.
28795 (ix86_nsaved_sseregs): New.
28796 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28797 to 16 for w64; compute padding and size of sse reg save area.
28798 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28799 general purpose regs.
28800 (ix86_emit_save_sse_regs_using_mov): New.
28801 (ix86_expand_prologue): Save SSE regs if needed.
28802 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28803 (ix86_emit_restore_sse_regs_using_mov): New.
28804 (ix86_expand_epilogue): Save SSE regs if needed.
28806 2009-01-06 Jan Hubicka <jh@suse.cz>
28807 Kai Tietz <kai.tietz@onevision.com>
28809 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28810 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28811 functions when accumulate outgoing args is off.
28813 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28816 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28817 before using pseudos_have_intersected_live_ranges_p.
28819 * ira-int.h (ira_assert): Always define.
28821 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28823 AVX Programming Reference (December, 2008)
28824 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28825 (_mm256_permute2_pd): Likewise.
28826 (_mm_permute2_ps): Likewise.
28827 (_mm256_permute2_ps): Likewise.
28828 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28829 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28831 * config/i386/i386.c (ix86_builtins): Remove
28832 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28833 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28834 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28835 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28836 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28837 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28838 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28839 __builtin_ia32_vpermil2ps256.
28840 (ix86_init_mmx_sse_builtins): Updated.
28841 (ix86_expand_args_builtin): Likewise.
28843 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28845 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28846 long absolute calls when generating PA 2.0 code.
28848 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28850 PR rtl-optimization/38583
28851 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28853 * params.def (ira-max-conflict-table-size): New.
28855 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28857 * ira.h (ira_conflicts_p): New external definition.
28859 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28860 table. Report this. Return result of building.
28861 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28862 building conflict table.
28864 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28865 (ira_color): Use ira_conflicts_p.
28867 * global.c: Include ira.h.
28868 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28871 * Makefile.in (global.o): Add ira.h.
28873 * ira-build.c (mark_all_loops_for_removal,
28874 propagate_some_info_from_allocno): New.
28875 (remove_unnecessary_allocnos): Call
28876 propagate_some_info_from_allocno.
28877 (remove_low_level_allocnos): New.
28878 (remove_unnecessary_regions): Add parameter. Call
28879 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28880 parameter to remove_unnecessary_regions.
28881 (ira_build): Remove all regions but root if the conflict table was
28882 not built. Update conflict hard regs for allocnos crossing calls.
28884 * ira.c (ira_conflicts_p): New global.
28885 (ira): Define and use ira_conflicts_p.
28887 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28888 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28889 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28891 2009-01-06 Ben Elliston <bje@au.ibm.com>
28893 * gengtype-lex.l (YY_NO_INPUT): Define.
28895 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28898 * c-common.c (handle_vector_size_attribute): Also reject
28899 BOOLEAN_TYPE types.
28901 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28903 PR tree-optimization/38492
28904 * graphite.c (rename_map_elt, debug_rename_elt,
28905 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28906 rename_map_elt_info, eq_rename_map_elts,
28907 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28908 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28909 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28910 (sese_build_livein_liveouts): New.
28911 (new_sese, free_sese): New.
28912 (new_scop): Call new_sese.
28913 (free_scop): Call free_sese.
28914 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28915 (register_old_new_names): Renamed register_old_and_new_names.
28916 (register_scop_liveout_renames, add_loop_exit_phis,
28917 insert_loop_close_phis, struct igp,
28918 default_liveout_before_guard, add_guard_exit_phis,
28919 insert_guard_phis, copy_renames): New.
28920 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28921 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28922 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28923 (scop_adjust_phis_for_liveouts): New.
28924 (gloog): Call scop_adjust_phis_for_liveouts.
28926 * graphite.h (struct sese): Documented. Added fields liveout,
28927 num_ver and livein.
28928 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28929 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28930 (struct scop): Added field liveout_renames.
28931 (SCOP_LIVEOUT_RENAMES): New.
28933 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28935 PR tree-optimization/38510
28936 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28937 (translate_clast): Call recompute_all_dominators before
28939 (gloog): Call recompute_all_dominators before graphite_verify.
28941 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28942 Jan Sjodin <jan.sjodin@amd.com>
28944 PR tree-optimization/38500
28945 * graphite.c (create_sese_edges): Call fix_loop_structure after
28948 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28950 * config.gcc: Add m32r*-*-rtems*.
28951 * config/m32r/rtems.h: New file.
28953 2009-01-05 Ben Elliston <bje@au.ibm.com>
28955 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28956 (.po.pox): Likewise.
28957 (po/gcc.pot): Likewise.
28959 2009-01-04 David S. Miller <davem@davemloft.net>
28961 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28962 (STARTING_FRAME_OFFSET): Always set to zero.
28964 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28966 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28967 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28968 fixed-point types, and vectors of the same.
28970 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28972 * config/mips/sync.md (*mb_barrier): Rename to...
28973 (*memory_barrier): ...this.
28975 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28977 * doc/extend.texi (Function Attributes): Move @cindex after @item
28978 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28979 and put in alphabetical order. Fix 'target' name and put in order.
28980 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28983 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28985 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28986 (memory_barrier): Expand as unspec instead of unspec_volatile.
28987 Remove mem:BLK from insn operands. Use Pmode scratch register.
28988 (*memory_barrier): Define as unspec instead of unspec_volatile.
28989 Use (match_dup 0) as input operand.
28991 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28992 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28993 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28994 scratch register. Remove operand 1.
28995 (*stbar): Define as unspec instead of unspec_volatile.
28996 Use (match_dup 0) as input operand, remove (const_int 8).
28997 (*membar): Define as unspec instead of unspec_volatile.
28998 Use (match_dup 0) as input operand, remove input operand 2.
29000 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29001 (memory_barrier): Expand as unspec instead of unspec_volatile.
29002 Remove mem:BLK from insn operands. Use Pmode scratch register.
29003 (*memory_barrier): Define as unspec instead of unspec_volatile.
29004 Use (match_dup 0) as input operand.
29006 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29007 Remove mem:BLK from insn operands. Use Pmode scratch register.
29008 Set volatile flag on operand 0.
29009 (*memory_barrier): New insn pattern.
29011 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29013 (*memory_barrier): Use (match_dup 0) as input operand.
29015 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29016 Remove mem:BLK from insn operands. Use Pmode scratch register.
29017 Set volatile flag on operand 0.
29018 (*mb_internal): New insn pattern.
29020 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29022 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29024 PR middle-end/38586
29025 * function.c (struct temp_slot): Move to the section of the file
29026 that deals with temp slots. Remove field 'address'.
29027 (temp_slot_address_table): New hash table of address -> temp slot.
29028 (struct temp_slot_address_entry): New struct, items for the table.
29029 (temp_slot_address_compute_hash, temp_slot_address_hash,
29030 temp_slot_address_eq, insert_temp_slot_address): Support functions
29032 (find_temp_slot_from_address): Rewrite to use the new hash table.
29033 (remove_unused_temp_slot_addresses): Remove addresses of temp
29034 slots that have been made available.
29035 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29036 worker function for remove_unused_temp_slot_addresses.
29037 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29038 Add the temp slot address to the address -> temp slot map.
29039 (update_temp_slot_address): Update via insert_temp_slot_address.
29040 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29041 (pop_temp_slots): Likewise.
29042 (init_temp_slots): Allocate the address -> temp slot map, or empty
29043 the map if it is already allocated.
29044 (prepare_function_start): Initialize temp slot processing.
29046 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29048 PR middle-end/38584
29049 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29050 Calculate the size of all stack vars assuming no packing of stack
29051 vars will happen, replacing a quadratic algorithm with a linear one.
29053 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29056 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29059 2009-01-03 Diego Novillo <dnovillo@google.com>
29061 * doc/contrib.texi: Update contributions.
29063 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29066 * builtins.c (fold_builtin_memory_op): Give up if either operand
29067 is volatile. Set srctype or desttype to non-qualified version
29071 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29072 and FUNCTION_DECLs.
29074 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29076 PR rtl-optimization/35805
29077 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29078 problem if fast dce is able to remove any instructions.
29079 * dce.c (dce_process_block): Fix dump message.
29081 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29084 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29086 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29088 PR middle-end/38690
29089 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29090 * tree-pretty-print.c (op_code_prio): New function.
29091 (op_prio): No longer static. Use op_code_prio.
29092 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29093 Use op_prio and op_code_prio to determine if () should be
29094 printed around operand(s) or not.
29096 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29097 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29098 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29099 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29100 pp_character instead of pp_string for single letter printing.
29102 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29104 * doc/extend.texi: Fix '#pragma GCC option' typo.
29106 2009-01-02 Richard Guenther <rguenther@suse.de>
29108 * doc/install.texi (--enable-checking): Mention different
29109 default for stage1.
29110 (--enable-stage1-checking): Document.
29112 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29114 PR middle-end/30142
29115 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29116 case to be an error.
29118 2009-01-02 Ben Elliston <bje@au.ibm.com>
29120 * config/fp-bit.h (pack_d): Constify argument.
29121 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29122 (isnan): Constify argument.
29124 (iszero): Likewise.
29125 (pack_d): Likewise.
29126 (_fpadd_parts): Constify return type.
29127 (_fpmul_parts): Likewise.
29128 (_fpdiv_parts): Likewise.
29130 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29133 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29134 warn about overwriting initializer with side-effects or
29135 -Woverride-init if !IMPLICIT.
29136 (output_init_element): Likewise. Pass IMPLICIT down to
29138 (process_init_element): Add IMPLICIT argument. Pass it down
29139 to output_init_element.
29140 (push_init_element, pop_init_level, set_designator): Adjust
29141 process_init_element callers.
29142 (set_nonincremental_init, set_nonincremental_init_from_string):
29143 Adjust add_pending_init callers.
29144 (output_pending_init_elements): Adjust output_init_element callers.
29145 * c-tree.h (process_init_element): Adjust prototype.
29146 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29147 process_init_element callers.
29150 Copyright (C) 2009 Free Software Foundation, Inc.
29152 Copying and distribution of this file, with or without modification,
29153 are permitted in any medium without royalty provided the copyright
29154 notice and this notice are preserved.