gcc/ChangeLog

   1 2005-10-25  James E. Wilson  <wilson@specifix.com>
   2
   3         PR rtl-optimization/17356
   4         *  cfgrtl.c (purge_dead_edges): Undo last change.  In EDGE_EH code,
   5         add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
   6
   7 2005-10-31  Jan Hubicka  <jh@suse.cz>
   8
   9         PR middle-end/24093
  10         * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
  11
  12         PR target/20928
  13         * i386.c (legitimize_pic_address): Deal with large immediates.
  14
  15         PR profile/20815
  16         * coverage.c (coverage_checksum_string): Fix code to stip random seeds
  17         from symbol names while computing checkup.
  18
  19         PR profile/24487
  20         * predict.c (predict_loops): Do not estimate more than
  21         MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
  22         * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
  23
  24 2005-10-31  Andrew MacLeod  <amacleod@redhat.com>
  25
  26         PR tree-optimization/19097
  27         * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
  28
  29 2005-10-31  J"orn Rennecke <joern.rennecke@st.com>
  30
  31         * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
  32
  33 2005-10-31  Andrew Pinski  <pinskia@physics.uc.edu>
  34
  35         PR middle-end/23492
  36         * tree-inline.c (setup_one_parameter): If the init_stmt
  37         is NULL, don't insert the statement.
  38
  39 2005-10-30  Jan Hubicka  <jh@suse.cz>
  40
  41         PR tree-optimization/24172
  42         * tree-inline.c (copy_body_r): Unshare the substituted value first.
  43
  44 2005-10-30  Hans-Peter Nilsson  <hp@bitrange.com>
  45
  46         * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
  47         constants for hosts with long != 32 bits.
  48
  49 2005-10-28  Andreas Krebbel <krebbel1@de.ibm.com>
  50
  51         PR middle-end/24093
  52         * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
  53
  54 2005-10-28  Aldy Hernandez  <aldyh@redhat.com>
  55
  56         * config/ms1/ms1.h (TARGET_MS1_64_001): New.
  57         (TARGET_MS1_16_002): New.
  58         (TARGET_MS1_16_003): New.
  59
  60         * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
  61         ("*decrement_and_branch_until_zero_no_clobber"): New.
  62         Add corresponding splitter for decrement_and_branch_until_zero
  63         instruction.
  64         Key all decrement_and_branch_until_zero patterns off of
  65         TARGET_MS1_16_003.
  66
  67 2005-10-28  Andrew Pinski  <pinskia@physics.uc.edu>
  68
  69         PR middle-end/24362
  70         * tree-complex.c (extract_component): Treat RESULT_DECL
  71         like the rest of the decls.
  72
  73 2005-10-25  Eric Botcazou  <ebotcazou@adacore.com>
  74
  75         * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
  76         indirect call to _mcount if the function needs a static chain.
  77
  78 2005-10-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
  79             Caroline Tice  <ctice@apple.com>
  80
  81         PR rtl-optimization/24460
  82         * dwarf2out.c (have_switched_text_sections): New boolean variable.
  83         (dwarf2out_switch_text_section): Set it to true instead of
  84         incrementing separate_line_info_table_in_use.
  85         (output_loc_list): Additionally test have_switched_text_sections.
  86         (output_ranges): Likewise.
  87         (dwarf2out_finish): Likewise.
  88         * varasm.c (assemble_start_function): Do not call
  89         insert_section_boundary_note.
  90         (assemble_end_function): If flag_reorder_blocks_and_partition,
  91         switch to the function's section before emitting the .size directive.
  92         * bb-reorder.c (insert_section_boundary_note): Staticify.
  93         (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
  94         * output.h (insert_section_boundary_note): Delete.
  95
  96 2005-10-24  Andrew Pinski  <pinskia@physics.uc.edu>
  97
  98         PR c/23103
  99         * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
 100         instead of pointer equality when comparing types.
 101
 102 2005-10-24  James E. Wilson  <wilson@specifix.com>
 103
 104         * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
 105         add_dependence_list_and_free calls.
 106
 107 2005-10-24  Steven Bosscher  <stevenb@suse.de>
 108
 109         * contrib.texi: Add the names of the LLNL folks who donated
 110         Cray pointer support for gfortran.
 111
 112 2005-10-24  Steven Bosscher  <stevenb@suse.de>
 113
 114         PR tree-optimization/24225
 115         * profile.c (branch_prob): Look from end to start through a
 116         basic block when looking for a locus.
 117
 118 2005-10-24  Richard Henderson  <rth@redhat.com>
 119
 120         * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
 121         parallel.
 122         (hppa_expand_prologue): Likewise.
 123
 124 2005-10-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 125
 126         * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
 127         (NO_DEFERRED_PROFILE_COUNTERS): Define.
 128         * pa.h (NO_PROFILE_COUNTERS): Define.
 129         * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
 130         (funcdef_nos): New vector to hold label numbers of deferred profile
 131         counters.
 132         (output_deferred_profile_counters): New function.
 133         (hppa_profile_hook): Push label number onto funcdef_nos.
 134         (pa_hpux_file_end): Call output_deferred_profile_counters if
 135         NO_DEFERRED_PROFILE_COUNTERS is false.
 136
 137         * pa-protos.h (get_deferred_plabel): New prototype.
 138         * pa.c (get_plabel): Rename to get_deferred_plabel.  Return plabel.
 139         Make global.
 140         (output_call): Adjust calls.
 141
 142 2005-10-24  Alan Modra  <amodra@bigpond.net.au>
 143
 144         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
 145         peculiarity of GOT/TOC section usage.
 146
 147 2005-10-23  Andrew Pinski  <pinskia@physics.uc.edu>
 148
 149         PR objc/24435
 150          * c-common.c (constant_string_class_name): Add documentation.
 151
 152 2005-10-23  Kaz Kojima  <kkojima@gcc.gnu.org>
 153
 154         PR target/23832
 155         * recog.c (peephole2_optimize): Increment peep2_current_count
 156         only when the slot is empty.
 157
 158 2005-10-23  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 159
 160         PR ada/23957
 161         * except.c (output_function_exception_table): Call
 162         assemble_external_libcall if we need a personality function.
 163
 164 2005-10-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
 165
 166         PR rtl-optimization/24460
 167         * bb-reorder.c (fix_crossing_unconditional_branches): Do not
 168         set the basic block for barriers.
 169
 170 2005-10-21  Janis Johnson  <janis187@us.ibm.com>
 171
 172         * var-tracking.c (vt_initialize): Initialize post.
 173
 174 2005-10-21  Devang Patel  <dpatel@apple.com>
 175
 176         PR/24220
 177         * c-common.c (vector_types_convertible_p): Check vector element type.
 178
 179 2005-10-21  Kaz Kojima  <kkojima@gcc.gnu.org>
 180
 181         * config/sh/sh.c (prepare_move_operands): Handle the address
 182         constant which is a tls symbolic address plus a constant.
 183
 184 2005-10-21  Andrew Pinski  <pinskia@physics.uc.edu>
 185
 186         PR driver/24473
 187         * gcc.c (main): Use the correct counter for erroring out
 188         about mulitple files.
 189
 190 2005-10-21  Alan Modra  <amodra@bigpond.net.au>
 191
 192         PR target/24465
 193         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
 194         use r2 for 64-bit tls .got access.
 195
 196 2005-10-21  Paolo Bonzini  <bonzini@gnu.org>
 197
 198         * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
 199         TRUTH_OR_EXPR.
 200
 201 2005-10-20  Steven Bosscher  <stevenb@suse.de>
 202
 203         PR tree-optimization/24307
 204         * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
 205
 206 2005-10-20  Alexandre Oliva  <aoliva@redhat.com>
 207
 208         PR middle-end/24295
 209         * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
 210         alias targets.
 211         * varasm.c (find_decl_and_mark_needed): After cgraph global info
 212         is ready, stop marking functions, but still mark variables.
 213
 214 2005-10-20  Richard Guenther  <rguenther@suse.de>
 215
 216         PR c++/24439
 217         * fold-const.c (invert_truthvalue): Handle COND_EXPR with
 218         void type operands.
 219
 220 2005-10-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
 221
 222         PR rtl-optimization/23585
 223         * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
 224         (rtx_addr_can_trap_p): ... here.  Invoke rtx_addr_can_trap_p_1.
 225         (may_trap_p_1): New predicate extracted from...
 226         (may_trap_p): ... here.  Invoke may_trap_p_1.
 227         (may_trap_or_fault_p): New predicate.
 228         * rtl.h (may_trap_or_fault_p): Declare it.
 229         * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
 230         instead of may_trap_p.
 231         (steal_delay_list_from_fallthrough): Likewise.
 232         (fill_simple_delay_slots): Likewise.
 233         (fill_slots_from_thread): Likewise.
 234         * function.c (pad_to_arg_alignment): Rework comment about
 235         SPARC_STACK_BOUNDARY_HACK.
 236         * config/sparc/sparc.h: Likewise.
 237
 238 2005-10-19  Adrian Straetling  <straetling@de.ibm.com>
 239
 240         * config/s390/s390.c (s390_expand_insv): New.
 241         * config/s390/s390-protos.h (s390_expand_insv): Declare.
 242         * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
 243         ("icm_hi"): Remove mode attribute.
 244         ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
 245         Adjust all uses.
 246         ("*extracthi", "*extractqi"): Remove.
 247         (extv<mode>", "*extzv<mode>"): New.
 248         ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
 249         "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
 250
 251 2005-10-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 252
 253         * cfgexpand.c (discover_nonconstant_array_refs_r,
 254         discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
 255         (tree_expand_cfg): Call discover_nonconstant_array_refs.
 256         * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
 257         discover_nonconstant_array_refs.
 258
 259 2005-10-19  Steven Bosscher  <stevenb@suse.de>
 260
 261         PR c/23228
 262         * c-decl.c (pop_scope): Don't warn about an unused variable
 263         if it is marked with TREE_NO_WARNING.
 264         (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
 265         somenow mismatch and olddecl is to be replaced.
 266
 267 2005-10-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
 268
 269         PR middle-end/23199
 270         * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
 271         whether registers live on the edge can be saved/restored.
 272
 273 2005-10-19  Kaz Kojima  <kkojima@gcc.gnu.org>
 274
 275         * config/sh/sh.c (fixup_mova): Skip notes.
 276
 277 2005-10-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 278
 279         * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
 280         * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
 281         (s390_can_eliminate): Handle BASE_REGNUM elimination.
 282         (s390_initial_elimination_offset): Likewise.
 283         (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
 284         register on TARGET_ZARCH targets.
 285         * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
 286         (INITIAL_FRAME_POINTER_OFFSET): Remove.
 287         (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
 288         (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
 289
 290 2005-10-19  Andreas Krebbel  <krebbel1@de.ibm.com>
 291
 292         * config/s390/s390.md: Comment describing output modifiers updated.
 293         * config/s390/s390.c (print_operand): Likewise.
 294
 295 2005-10-19  Andreas Krebbel  <krebbel1@de.ibm.com>
 296
 297         * config/s390/s390.c (override_options): Added check for -mstack-size
 298         64k limitation.
 299         * doc/invoke.texi: Mention that limit in the documenation.
 300
 301 2005-10-18  Paolo Bonzini  <bonzini@gnu.org>
 302
 303         PR #19672
 304         * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
 305
 306 2005-10-18  Daniel Berlin <dberlin@dberlin.org>
 307
 308         Fix PR tree-optimization/24231
 309
 310         * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
 311         (compute_avail): Ditto.
 312
 313 2005-10-18  Richard Henderson  <rth@redhat.com>
 314
 315         PR target/24428
 316         * config/i386/i386.c (legitimate_constant_p): Check
 317         SYMBOL_REF_TLS_MODEL directly.  Don't fallthru to SYMBOL_REF
 318         if LABEL_REF.
 319         (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
 320         (legitimate_pic_address_disp_p): Reorg CONST checking to make
 321         sure SYMBOL_REF_TLS_MODEL is tested.  Test SYMBOL_REF_TLS_MODEL
 322         directly.
 323         (print_operand_address): Likewise.
 324         * config/i386/predicates.md (x86_64_immediate_operand): Test
 325         SYMBOL_REF_TLS_MODEL properly inside CONST.
 326         (x86_64_zext_immediate_operand): Likewise.
 327         (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
 328         initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
 329         * config/i386/i386-protos.h: Remove predicates.md entries.
 330
 331 2005-10-18  Danny Smith  <dannysmith@users.sourceforge.net>
 332
 333         * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
 334         Check that elements of TYPE_METHODS are FUNCTION_DECLs.
 335
 336 2005-10-17  Alexey Starovoytov  <alexey.starovoytov@sun.com>
 337             Ian Lance Taylor <ian@airs.com>
 338
 339         PR middle-end/23522
 340         * fold-const.c (fold_widened_comparison): Do not allow range based
 341         constant folding when right operand cannot be unwidened.
 342
 343 2005-10-17  Richard Henderson  <rth@redhat.com>
 344
 345         * builtins.c (expand_builtin_synchronize): Build a new-style asm
 346         with a memory clobber.
 347
 348 2005-10-17  James E Wilson  <wilson@specifix.com>
 349
 350         PR rtl-optimization/17356
 351         * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
 352         checking for EDGE_EH.
 353
 354 2005-10-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
 355
 356         * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
 357         the slot on an even boundary for any type with 16-byte alignment.
 358
 359 2005-10-17  Hans-Peter Nilsson  <hp@axis.com>
 360
 361         PR target/23424
 362         * md.texi (Modifiers) <%>: Clarify that % doesn't work
 363         after register allocation.
 364
 365 2005-10-17  DJ Delorie  <dj@redhat.com>
 366
 367         * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
 368         as frame related.
 369
 370 2005-10-17  Nathan Sidwell  <nathan@codesourcery.com>
 371
 372         PR c++/22551
 373         * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
 374         overflow flags.
 375
 376 2005-10-17  Kaz Kojima  <kkojima@gcc.gnu.org>
 377
 378         * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
 379         to 2 if it's already non-zero.
 380         (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
 381         is set and warn about it if flag_schedule_insns is 1.
 382
 383 2005-10-17  Paul Woegerer  <paul.woegerer@nsc.com>
 384
 385         * config/crx/crx.md: Compare-and-branch instructions need to
 386         invalidate CC.
 387
 388 2005-10-17  Uros Bizjak  <uros@kss-loka.si>
 389
 390         PR target/24315
 391         * config/i386/i386.md (*pushdi2_rex64 splitter)
 392         (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
 393         (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
 394         flow2 pass only when (optimize > 0 && flag_peephole2).
 395
 396 2005-10-16  Andrew Pinski  <pinskia@physics.uc.edu>
 397
 398         PR driver/22544
 399         * gcc.c (have_c): New static variable.
 400         (have_o): Likewise.
 401         (process_command): Remove declation of have_c.
 402         Set have_o to 1 when handling -o.
 403         (main): Add a fatel error if there are multiple
 404         files specified and -o and -c/-S is passed witout
 405         -combine or multiple languages.
 406
 407 2005-10-16  Daniel Berlin  <dberlin@dberlin.org>
 408
 409         Fix PR tree-optimization/22444
 410         * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
 411         Assert that we don't hit something with subvars.
 412         (setup_pointers_and_addressables): Don't add things with subvars,
 413         because we'll already process the subvars for aliasing purposes.
 414
 415 2005-10-16  Hans-Peter Nilsson  <hp@axis.com>
 416
 417         PR target/23424
 418         * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
 419         ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
 420         ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
 421         ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
 422         ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
 423         swapped, alternatives for the R constraint.
 424
 425         PR middle-end/24341
 426         * builtins.c (get_builtin_sync_mode): Make unlimited
 427         mode_for_size request.
 428
 429 2005-10-15  Richard Henderson  <rth@redhat.com>
 430
 431         * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
 432         (gimplify_expr): ... here.
 433         (gimplify_compound_lval): Use it in initial scan loop.  Allow
 434         fb_lvalue in base expression.
 435
 436 2005-10-15  Richard Henderson  <rth@redhat.com>
 437
 438         PR 23714
 439         * builtins.c (expand_builtin_trap): Export.
 440         * expr.h (expand_builtin_trap): Declare.
 441         * expr.c (expand_assignment): Emit a trap for integral offsets
 442         from registers that weren't reduced to bitpos.
 443
 444         * tree-cfg.c (mark_array_ref_addressable_1): Remove.
 445         (mark_array_ref_addressable): Remove.
 446         * tree-flow.h (mark_array_ref_addressable): Remove.
 447         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
 448
 449 2005-10-15  James E Wilson  <wilson@specifix.com>
 450
 451         PR target/24232
 452         * sched-deps.c (add_dependence_list): New arg UNCOND.  Fix all callers.
 453         (add_dependence_list_and_free): Likewise.
 454         (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
 455         call.
 456
 457 2005-10-15  Diego Novillo  <dnovillo@redhat.com>
 458
 459         PR 23141
 460         PR 23142
 461         * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
 462         sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
 463         anti-range.
 464         (vrp_visit_phi_node): Only prevent infinite iterations when
 465         the previous result and the new result are both VR_RANGEs.
 466
 467 2005-10-15  Ranjit Mathew  <rmathew@gcc.gnu.org>
 468
 469         * tree-into-ssa.c (mark_def_sites): Correct minor typo in
 470         function comment.
 471
 472 2005-10-14  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 473
 474         PR c/23439
 475         * c-parser.c (c_parser_for_statement): Use location of RID_FOR
 476         to initialize loc.
 477
 478 2005-10-14  Per Bothner  <per@bothner.com>
 479
 480         PR preprocessor/21250
 481         * c-ppoutput.c (print_line): Print internal line 0 as 1.
 482
 483 2005-10-14  Nathan Sidwell  <nathan@codesourcery.com>
 484
 485         PR c++/22551
 486         * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
 487         overflow flags.  Refactor some conditionals.
 488
 489 2005-10-13  Andrew Pinski  <pinskia@physics.uc.edu>
 490
 491         PR tree-opt/21304
 492         * tree-dfa.c (add_referenced_var): Only look at decls which
 493         have TREE_CONSTANT or TREE_READONLY set instead of if
 494         !TREE_PUBLIC or !TREE_CONSTANT.
 495
 496 2005-10-13  James E Wilson  <wilson@specifix.com>
 497
 498         * doc/invoke.texi: For -x, add f95-cpp-input.
 499         * doc/install.texi: For --enable-languages doc, change f95 to fortran.
 500
 501 2005-10-12  Sebastian Pop  <pop@cri.ensmp.fr>
 502
 503         PR tree-optimization/24262
 504         * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
 505         in loop all the time.
 506
 507 2005-10-12  Richard Henderson  <rth@redhat.com>
 508
 509         PR c/24255
 510         * tree.h (DECL_TRANSPARENT_UNION): Remove.
 511         * function.c (assign_parm_find_data_types): Don't support it.
 512         * print-tree.c (print_node): Likewise.
 513         * c-common.c (handle_transparent_union_attribute): Likewise.
 514         Use build_duplicate_type.
 515         * tree-inline.c (remap_type_1): Split out of remap_type;
 516         properly remap aggregate fields.
 517         (build_duplicate_type): New.
 518         * doc/extend.texi (Variable Attributes): Remove documentation
 519         for transparent_union.
 520
 521 2005-10-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
 522
 523         PR target/24284
 524         * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
 525         (gen_stack_pointer_dec): Likewise.
 526
 527 2005-10-12  Danny Smith  <dannysmith@users.sourceforge.net>
 528
 529         PR middle-end/21275
 530         PR middle-end/21766
 531         * target.h (struct gcc_target): Add valid_dllimport_attribute_p
 532         target hook.
 533         (struct cxx): Add adjust_class_at_definition target hook.
 534         * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
 535         defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
 536         (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
 537         hook_void_tree. Add to TARGET_CXX.
 538         * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
 539         dllimport_flag.
 540         (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
 541         * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
 542         instead of attribute. Check for dllexport override.  Warn if
 543         inconsistent dll linkage. Don't lose old dllimport if decl has
 544         had address referenced.   Tweak lookup of dllimport atribute.
 545         (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
 546         for target specific rules.  Don't add dllimport attribute if
 547         DECL_DECLARED_INLINE_P.  Set DECL_DLLIMPORT_P when adding
 548         dllimport attribute.
 549         (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
 550         * varasm.c (initializer_constant_valid_p): Replace
 551         DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
 552
 553         PR target/21801
 554         PR target/23589
 555         * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
 556         'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
 557         (i[34567]86-*-mingw32*): Likewise.
 558
 559         * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
 560         (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
 561
 562         * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
 563         C++-specific code. Change return value to bool.
 564         (i386_pe_dllimport_p): Likewise.
 565         (associated_type): Simplify and make language-independent
 566         (i386_pe_encode_section_info): Replace override of ambiguous
 567         dllimport symbol refs with a gcc_assert.
 568         (i386_pe_valid_dllimport_attribute_p): Define.
 569         * config/i386/winnt-cxx.c: New file. Define C++ versions of
 570         i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
 571         i386_pe_adjust_class_at_definition.
 572         * config/i386/winnt-stubs.c: New file. Define stub versions of
 573         lang-specific functions.
 574         * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
 575         i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
 576         i386_pe_adjust_class_at_definition.
 577         (i386_pe_valid_dllimport_attribute_p): Declare.
 578         * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
 579         (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
 580         * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
 581
 582         PR target/19704
 583         * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
 584         dllimport attribute with test of DECL_DLLIMPORT_P.
 585
 586 2005-10-12  Adrian Straetling <straetling@de.ibm.com>
 587
 588         * combine.c (make_extraction): Correct offset computation.
 589
 590 2005-10-12  Hans-Peter Nilsson  <hp@axis.com>
 591
 592         * config/cris/t-linux (LIMITS_H_TEST): Define.
 593
 594 2005-10-12  Richard Henderson  <rth@redhat.com>
 595
 596         PR rtl-opt/23324
 597         * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
 598
 599 2005-10-12  Richard Guenther  <rguenther@suse.de>
 600
 601         * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
 602
 603 2005-10-12  Nathan Sidwell  <nathan@codesourcery.com>
 604
 605         PR c++/19964
 606         * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
 607         DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
 608         type.
 609
 610 2005-10-12  Richard Guenther  <rguenther@suse.de>
 611
 612         PR c++/23799
 613         * varasm.c (output_constant): Correct typo from previous
 614         patch by DJ.
 615
 616 2005-10-11  Ian Lance Taylor  <ian@airs.com>
 617
 618         PR rtl-optimization/13931
 619         * combine.c: Revert patch of 2003-05-14, and:
 620         (try_combine): Only set elim_i1 and elim_i2 if the destination is
 621         completely killed in the appropriate insn.
 622         (distribute_notes): Don't skip multiple hard register test for
 623         elim_i1 and elim_i2.
 624
 625 2005-10-11  Richard Henderson  <rth@redhat.com>
 626
 627         PR c/24255
 628         * c-typeck.c (convert_for_assignment): Use build_constructor_single
 629         to initialize a transparent union instead of a nop_expr.
 630
 631 2005-10-11  Richard Henderson  <rth@redhat.com>
 632
 633         * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
 634         * tree-ssa-dce.c: Include tree-scalar-evolution.h.
 635         (tree_ssa_dce_loop): Call scev_reset.
 636
 637         PR tree-opt/24300
 638         * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
 639         * tree-ssa-dce.c: Include cfgloop.h.
 640         (tree_ssa_dce_loop, pass_dce_loop): New.
 641         * tree-pass.h (pass_dce_loop): Declare it.
 642         * passes.c (init_optimization_passes): Use it.
 643
 644 2005-10-11  Eric Botcazou  <ebotcazou@libertysurf.fr>
 645
 646         PR middle-end/24263
 647         * convert.c (convert_to_real): Revert 2005-10-05 patch.
 648         Only apply the optimization for rounding builtins if the inner
 649         cast is also an extension.
 650
 651 2005-10-11  Andrew Pinski  <pinskia@physics.uc.edu>
 652
 653         PR tree-opt/23946
 654         * tree-ssa-ccp.c (execute_fold_all_builtins): Call
 655         mark_new_vars_to_rename instead of update_stmt.
 656
 657 2005-10-11  Bernd Schmidt  <bernd.schmidt@analog.com>
 658
 659         * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
 660
 661 2005-10-11  Jakub Jelinek  <jakub@redhat.com>
 662
 663         * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
 664         for setting MMX register to 0 rather than mmx.
 665
 666 2005-10-10  Steve Ellcey  <sje@cup.hp.com>
 667
 668         PR target/12098
 669         * configure.ac: Move gas check from mips specific case to common case.
 670         Do check for GNU as for mips*-*-* and *-*-hpux* targets.
 671         * configure: Regenerate
 672         * doc/install.texi: Update.
 673
 674 2005-10-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
 675
 676         PR target/24284
 677         * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
 678
 679 2005-10-10  Maciej W. Rozycki  <macro@linux-mips.org>
 680
 681         * gcc.c (do_spec_1): Accept numeric characters in file name
 682         suffixes.
 683
 684 2005-10-10  Nick Clifton  <nickc@redhat.com>
 685
 686         * config/arm/arm.c: Remove extraneous whitespace.  Remove comment
 687         describing the deleted arm_gen_rotated_half_load function.
 688
 689 2005-10-09  Kaz Kojima  <kkojima@gcc.gnu.org>
 690
 691         * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
 692         __fpscr_values.
 693
 694 2005-10-09  Daniel Jacobowitz  <dan@codesourcery.com>
 695
 696         * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
 697         gnu_ld assignments.
 698         * config/arm/t-linux-eabi (LIB1ASMFUNCS)
 699         (EXTRA_MULTILIB_PARTS): Define.
 700         * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
 701         (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
 702         (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
 703         * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
 704         (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
 705         (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
 706
 707 2005-10-09  Zdenek Dvorak  <dvorakz@suse.cz>
 708
 709         PR tree-optimization/24226
 710         * tree-cfg.c (remove_bb): Clean up unreachable loops.
 711         * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
 712         * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
 713         Export.
 714
 715 2005-10-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 716
 717         * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
 718
 719 2005-10-08  Andrew Pinski  <pinskia@physics.uc.edu>
 720
 721         PR target/24136
 722         * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
 723         Rewrite for no need for the early clobber.
 724
 725 2005-10-08  Kazu Hirata  <kazu@codesourcery.com>
 726
 727         Merge from csl-arm-branch:
 728         2005-09-07  Paul Brook  <paul@codesourcery.com>
 729         * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
 730         space to string.
 731
 732         2005-04-30  Paul Brook  <paul@codesourcery.com>
 733         * config/arm/bpabi.h (TARGET_DEFAULT): Define.
 734         * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
 735
 736         2005-03-07  Daniel Jacobowitz  <dan@codesourcery.com>
 737         * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
 738         (arm_override_options): Use TARGET_AAPCS_BASED.
 739         * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
 740         (PTRDIFF_TYPE): Use int for AAPCS.
 741         (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
 742         * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
 743         (DEFAULT_SHORT_ENUMS): Delete.
 744         * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
 745
 746         2004-12-15  Daniel Jacobowitz  <dan@codesourcery.com>
 747         * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
 748         * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
 749         * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
 750
 751         2004-12-03  Mark Mitchell  <mark@codesourcery.com>
 752         * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
 753
 754         2004-11-22  Mark Mitchell  <mark@codesourcery.com>
 755         * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
 756
 757         2004-11-19  Mark Mitchell  <mark@codesourcery.com>
 758         * config.gcc (arm*-*-linux-gnueabi): Add it.
 759         * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
 760         redefining it.
 761         (TARGET_OS_CPP_BUILTINS): Likeiwse.
 762         * config/arm/linux-eabi.h: New file.
 763         * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
 764         (LINUX_TARET_LINK_SPEC): Likewise.
 765         (LINK_SPEC): Use it.
 766         * config/arm/t-linux-eabi: New file.
 767
 768 2005-10-08  Steven Bosscher  <stevenb@suse.de>
 769
 770         PR other/22202
 771         * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
 772         spaces.
 773         (PARAM_SMS_DFA_HISTORY): Likewise.
 774
 775 2005-10-08  Kazu Hirata  <kazu@codesourcery.com>
 776
 777         PR middle-end/23150
 778         * calls.c (mem_overlaps_already_clobbered_arg_p): New.
 779         (load_register_parameters): Call it.
 780         (check_sibcall_argument_overlap_1): Likewise.
 781         (store_one_arg): Likewise.
 782
 783 2005-10-07  James E. Wilson  <wilson@specifix.com>
 784
 785         * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
 786         DImode not VECINT24 for operand 2.
 787
 788         PR target/23644
 789         * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
 790         -mtune-arch.
 791
 792         PR target/24193
 793         * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
 794         fr_spill): Use destination_operand for operand 0.
 795
 796 2005-10-07  DJ Delorie  <dj@redhat.com>
 797
 798         * varasm.c (output_constant): Limit error to expanding
 799         conversions.
 800
 801 2005-10-07  Richard Guenther  <rguenther@suse.de>
 802
 803         PR middle-end/24227
 804         * fold-const.c (fold_binary): Fix operand types during folding
 805         of X op (A, Y).  Evaluation order of the side-effects of
 806         X and A are frontend-defined, so ensure we honour that even for
 807         tcc_comparison class operands; eased by removing duplicate code.
 808
 809 2005-10-07  Steve Ellcey  <sje@cup.hp.com>
 810
 811         * stor-layout.c (layout_type): Do not allow alignment of array
 812         elements to be greater than their size.
 813
 814 2005-10-07  Steve Ellcey  <sje@cup.hp.com>
 815
 816         * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
 817         host_xmake_file.
 818         (hppa*-*-linux*): Ditto.
 819         (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
 820         * config/host-hpux.c: New.
 821         * config/x-hpux: New.
 822         * config/pa/x-hpux: Remove.
 823         * config/pa/x-linux: Remove.
 824         * config/pa/pa-host.c: Remove.
 825
 826 2005-10-07  Jeff Law  <law@redhat.com>
 827
 828         * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
 829         determine whether or not to try and thread outgoing edges.
 830
 831 2005-10-07  David Edelsohn  <edelsohn@gnu.org>
 832
 833         * config/rs6000/rs6000.md (eqsi_power): New.
 834         (neg_eq0si): Add TARGET_POWER to final condition.
 835         (neg_eqsi): Same.
 836
 837 2005-10-06  Richard Henderson  <rth@redhat.com>
 838
 839         * config/rs6000/rs6000.c: Revert last change.
 840
 841 2005-10-06  Richard Henderson  <rth@redhat.com>
 842
 843         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
 844         (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
 845
 846 2005-10-06  Andrew Pinski  <pinskia@physics.uc.edu>
 847
 848         PR middle-end/22216
 849         PR middle-end/23651
 850         * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
 851         out return_label and naked_return_label.
 852
 853 2005-10-06  Daniel Berlin  <dberlin@dberlin.org>
 854
 855         * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
 856         change.
 857
 858 2005-10-06  Richard Henderson  <rth@redhat.com>
 859
 860         PR tree-opt/22237
 861         * tree-inline.c (declare_return_variable): Handle modify_dest not
 862         being a DECL.
 863
 864 2005-10-06  Daniel Berlin  <dberlin@dberlin.org>
 865
 866         Fix PR tree-optimization/22488
 867         * tree-ssa-structalias.c (check_for_overlaps): New function.
 868         (create_variable_info_for): Use it.
 869
 870 2005-10-06  Richard Henderson  <rth@redhat.com>
 871
 872         PR debug/24070
 873         * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
 874         (dwarf2out_start_source_file): Print it.
 875
 876 2005-10-06  Geoffrey Keating  <geoffk@apple.com>
 877
 878         * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
 879
 880 2005-10-06  Richard Henderson  <rth@redhat.com>
 881
 882         PR 23706
 883         * mode-switching.c (optimize_mode_switching): Clear transp bit
 884         for block with incomming abnormal edges.
 885
 886         * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
 887         (fpscr_set_from_mem): Use them.
 888         * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
 889         (fpscr postinc splitters): Rewrite as peephole2+split.
 890
 891 2005-10-06  David Edelsohn  <edelsohn@gnu.org>
 892
 893         * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
 894         (eq<mode>_compare): Same.
 895
 896 2005-10-06  Richard Guenther  <rguenther@suse.de>
 897
 898         PR tree-optimization/24238
 899         * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
 900
 901 2005-10-06  Daniel Jacobowitz  <dan@codesourcery.com>
 902
 903         * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
 904         here.  Use AC_PATH_PROG for environment variables instead of
 905         test -x.
 906         * configure.ac: Update calls to gcc_AC_CHECK_TOOL.  Use it for
 907         objdump also.
 908         * configure: Regenerated.
 909
 910 2005-10-06  Richard Earnshaw  <richard.earnshaw@arm.com>
 911
 912         PR target/23783
 913         * arm.md (call): If the address isn't a SYMBOL_REF or a register,
 914         then force it into a register.
 915         (call_value): Likewise.
 916
 917 2005-10-06  Richard Henderson  <rth@redhat.com>
 918
 919         PR 24049
 920         * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
 921         under pass_vectorize.  Clear TODO_ggc_collect from the dce pass
 922         under pass_vectorize.
 923
 924 2005-10-05  Devang Patel  <dpatel@apple.com>
 925
 926         PR Debug/23205
 927         * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
 928         handling constants. Check NAMESPACE_DECL context for constants.
 929
 930 2005-10-05  Eric Christopher  <echristo@apple.com>
 931
 932         * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
 933
 934 2005-10-05  Richard Henderson  <rth@redhat.com>
 935
 936         PR 23714
 937         * tree-cfg.c (mark_array_ref_addressable_1): New.
 938         (mark_array_ref_addressable): New.
 939         * tree-flow.h (mark_array_ref_addressable): Declare.
 940         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
 941
 942 2005-10-05  Andrew Pinski  <pinskia@physics.uc.edu>
 943
 944         PR middle-end/20606
 945         PR middle-end/24069
 946         * reload.c (subst_reloads): When adding a REG_LABEL to a
 947         jump instruction, also update JUMP_LABEL.
 948
 949 2005-10-05  David Edelsohn  <edelsohn@gnu.org>
 950
 951         * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
 952         * bb-reorder.c (copy_bb_p): Use it.
 953         * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
 954
 955 2005-10-05  Richard Henderson  <rth@redhat.com>
 956
 957         PR target/23602
 958         * toplev.c (process_options): Warn about unsupported combinations
 959         of unwind tables and omit-frame-pointer.
 960         * config/i386/i386.c (override_options): Similarly.  Enable
 961         accumulate-outgoing-args if not explicitly disabled.
 962
 963 2005-10-05  Steve Ellcey  <sje@cup.hp.com>
 964
 965         * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
 966         Handle big endian vs. small endian.
 967         (vec_initv2sf): Handle big endian vs. small endian.
 968         (*vec_extractv2sf_1): Ditto.
 969
 970 2005-10-05  Dale Johannesen  <dalej@apple.com>
 971
 972         * convert.c (convert_to_real):  Don't convert
 973         (float)floor(double d) to floorf((float)d).
 974
 975 2005-10-05  Daniel Jacobowitz  <dan@codesourcery.com>
 976
 977         * config/arm/arm.md (insv): Use gen_int_mode in more places.
 978
 979 2005-10-05  Andrew MacLeod  <amacleod@redhat.com>
 980
 981         PR tree-optimization/18587
 982         * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
 983         (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
 984         build_vuses): Change to VEC type.
 985         (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
 986         opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
 987         opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
 988         opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
 989         (get_name_decl): New.  Return DECL_UID of base variable.
 990         (operand_build_cmp): New.  qsort comparison routine.
 991         (operand_build_sort_virtual): New.  Sort virtual build vector.
 992         (init_ssa_operands, fini_ssa_operands): Use VEC routines.
 993         (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
 994         (FINALIZE_BASE): Use get_name_decl.
 995         (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
 996         finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
 997         (start_ssa_stmt_operands, append_def, append_use, append_vuse,
 998         append_v_may_def, append_v_must_def): Replace opbuild_* routines with
 999         direct VEC_* manipulations.
1000         (build_ssa_operands): Call operand_build_sort_virtual.
1001         (copy_virtual_operand, create_ssa_artficial_load_stmt,
1002         add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1003         with direct VEC_* manipulations.
1004         * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1005         with direct VEC manipulations.
1006
1007 2005-10-05  Paolo Bonzini  <bonzini@gnu.org>
1008
1009         PR tree-optimization/21419
1010         PR tree-optimization/24146
1011         PR tree-optimization/24151
1012
1013         * c-typeck.c (readonly_error): Handle USE being lv_asm.
1014         (build_asm_expr): Call it if outputs are read-only.
1015         * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1016
1017 2005-10-05  Billy Biggs  <billy.biggs@gmail.com>
1018             Paolo Bonzini  <bonzini@gnu.org>
1019
1020         PR target/23809
1021
1022         * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1023         enable the instructions and not just the built-ins.
1024         * doc/invoke.texi (x86 Options): Likewise.
1025
1026 2005-10-04  Geoffrey Keating  <geoffk@apple.com>
1027
1028         * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1029
1030         * doc/invoke.texi (Option Summary): Correct spelling
1031         of -mmacosx-version-min.
1032
1033 2005-10-04  Devang Patel  <dpatel@apple.com>
1034
1035         * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1036         real types.
1037
1038 2005-10-04  Steve Ellcey  <sje@cup.hp.com>
1039
1040         * tree-vect-transform.c (vect_create_epilog_for_reduction):
1041         Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1042
1043 2005-10-04  Adrian Straetling  <straetling@de.ibm.com>
1044
1045         * config/s390/s390.md ("TDSI","DP"): New mode macros.
1046         ("TE","tg"): New mode attributes.
1047         ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1048         ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1049         ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1050         dword_mode and one for GPRmode.
1051
1052 2005-10-04  Ian Lance Taylor  <ian@airs.com>
1053
1054         PR preprocessor/13726
1055         * c-ppoutput.c (cb_include): Add comments parameter, and print out
1056         any comments passed in.
1057
1058 2005-10-04  Andrew Pinski  <pinskia@physics.uc.edu>
1059
1060         * tree.c (annotate_with_file_line): Fix typo.
1061
1062 2005-10-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1063
1064         PR ada/19382
1065         * builtins.c (fold_builtin_memcmp): When constructing the pointer
1066         type used to access data in the inlined length == 1 case, use
1067         build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1068         (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1069
1070 2005-10-04  Uros Bizjak  <uros@kss-loka.si>
1071
1072         * config/i386/i386.h (TARGET_FISTTP): Enable also for
1073         TARGET_SSE3 and only for TARGET_80387.
1074         * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1075         (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1076         Do not depend on TARGET_80387.
1077
1078 2005-10-04  Andrew Pinski  <pinskia@physics.uc.edu>
1079
1080         * tree.c (last_annotated_node): Change type to location_t*.
1081         (annotate_with_file_line): Reflect the change of
1082         last_annotated_node type.
1083
1084 2005-10-04  Richard Guenther  <rguenther@suse.de>
1085
1086         PR c/23576
1087         * c-decl.c (grokdeclarator): Don't write to fields
1088         of error_mark_node.
1089
1090 2005-10-04  Andrew Pinski  <pinskia@physics.uc.edu>
1091
1092         PR middle-end/23125
1093         * c-decl.c (finish_decl): Use set_user_assembler_name even for
1094         register variables.
1095         * varasm.c (make_decl_rtl): If a register variable does not
1096         have a set user assmbler name, error out.
1097         Decode the asmspec is now name+1 bypassing '*'.
1098
1099 2005-10-04  Steven Bosscher  <stevenb@suse.de>
1100
1101         PR tree-optimization/23049
1102         * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1103         of a COND_EXPR is folded before calling fold on the whole rhs of a
1104         conditional assignment.
1105         * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1106         document that a COND_EXPR may appear there.
1107
1108 2005-10-03  Diego Novillo  <dnovillo@redhat.com>
1109
1110         PR 23445
1111         * tree-vrp.c (extract_range_from_assert): If the new numeric
1112         range created out of the assertion contradicts the existing
1113         numeric range of the ASSERT_EXPR variable, make the new range
1114         varying.
1115
1116 2005-10-03  Kaz Kojima  <kkojima@gcc.gnu.org>
1117
1118         * config/sh/sh.c (sh_register_move_cost): Add case for moving
1119         from T_REGS to FP register class.
1120
1121 2005-10-03  Richard Henderson  <rth@redhat.com>
1122
1123         PR 24135
1124         * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1125         before creating a new one.
1126
1127 2005-10-03  David Edelsohn  <edelsohn@gnu.org>
1128
1129         * config/rs6000/t-aix43 (LDFLAGS): New.
1130         * config/rs6000/t-aix52 (LDFLAGS): New.
1131
1132 2005-10-03  Ian Lance Taylor  <ian@airs.com>
1133
1134         * gimplify.c (find_single_pointer_decl_1): New static function.
1135         (find_single_pointer_decl): New static function.
1136         (internal_get_tmp_var): For a formal variable, set restrict base
1137         information if appropriate.
1138         * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1139         return it.
1140         * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1141         (DECL_GET_RESTRICT_BASE): Define.
1142         (SET_DECL_RESTRICT_BASE): Define.
1143         (decl_restrict_base_lookup): Declare.
1144         (decl_restrict_base_insert): Declare.
1145         (struct tree_decl_with_vis): Add based_on_restrict_p field.
1146         * tree.c (restrict_base_for_decl): New static variable.
1147         (init_ttree): Initialize restrict_base_for_decl.
1148         (copy_node_stat): Copy restrict base information.
1149         (decl_restrict_base_lookup): New function.
1150         (decl_restrict_base_insert): New function.
1151         (print_restrict_base_statistics): New static function.
1152         (dump_tree_statistics): Call print_restrict_base_statistics.
1153
1154 2005-10-02  Diego Novillo  <dnovillo@redhat.com>
1155
1156         PR 24142
1157         * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1158         case of anti-ranges.
1159
1160 2005-10-02  Andrew Pinski  <pinskia@physics.uc.edu>
1161
1162         PR c/18851
1163         * c-typeck.c (tagged_tu_seen): Rename to ...
1164         (tagged_tu_seen_cache): this and add val field.
1165         (comptypes): Move functional to comptypes_internal
1166         and free tagged_tu_seen.
1167         (comptypes_internal): New function and call comptypes_internal
1168         instead of comptypes. Speed up by sibcalling
1169         tagged_types_tu_compatible_p.
1170         (alloc_tagged_tu_seen): New function
1171         (free_all_tagged_tu_seen_up_to): New function.
1172         (tagged_types_tu_compatible_p): Return the val of the seen two
1173         types.
1174         Add that the two types are the same to tagged_tu_seen_base
1175         if they are and call comptypes_internal instead of comptypes.
1176         <case UNION_TYPE>: Speed up common type where the fields are
1177         in the same order.
1178         (function_types_compatible_p): Call comptypes_internal instead of
1179         comptypes.
1180         (type_lists_compatible_p): Likewise.
1181         (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1182
1183 2005-10-02  Matthias Klose  <doko@debian.org>
1184
1185         * doc/invoke.texi: Fix typo and speling error.
1186
1187 2005-10-01  Richard Henderson  <rth@redhat.com>
1188
1189         * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1190
1191 2005-10-01  Mark Mitchell  <mark@codesourcery.com>
1192
1193         * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1194         using --start-group and --end-group.
1195
1196 2005-10-01  Diego Novillo  <dnovillo@redhat.com>
1197
1198         * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1199         FIXME note regarding quirky semantics.
1200
1201 2005-10-01  Diego Novillo  <dnovillo@redhat.com>
1202
1203         PR 24141
1204         * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1205         non-null range as a last resort.
1206
1207 2005-10-01  James A. Morrison  <phython@gcc.gnu.org>
1208             Diego Novillo  <dnovillo@redhat.com>
1209
1210         PR 23604
1211         * tree-vrp.c (extract_range_from_assert): For !=
1212         assertions, only build an anti-range if LIMIT is a
1213         single-valued range.
1214
1215 2005-09-30  Richard Earnshaw  <richard.earnshaw@arm.com>
1216
1217         * arm.md (movqi): On thumb when optimizing, handle loading from
1218         memory by describing this as taking a subreg of a zero-extended load
1219         into an SImode register.
1220         (movhi): Likewise.
1221
1222 2005-09-30  Daniel Jacobowitz  <dan@codesourcery.com>
1223
1224         * reload1.c (merge_assigned_reloads): Do not change any
1225         RELOAD_FOR_OUTPUT_ADDRESS reloads.
1226
1227 2005-09-30  Geoffrey Keating  <geoffk@apple.com>
1228
1229         * Makefile.in (LIPO_FOR_TARGET): Define.
1230         (STRIP_FOR_TARGET): Define.
1231
1232         * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1233         before creating new ones.  Do symlinks before creating the actual
1234         targets.
1235
1236         * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1237         to work out which multilibs are actually being built.
1238
1239 2005-09-30  Kazu Hirata  <kazu@codesourcery.com>
1240
1241         * tree-vect-transform.c, config/ms1/ms1.md,
1242         config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1243         Follow spelling conventions.
1244         * doc/invoke.texi, doc/md.texi: Fix typos.
1245
1246 2005-09-30  Andrew Macleod  <amacleod@redat.com>
1247
1248         PR tree-optimization/21430
1249         * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1250         use operands, and set stmt pointer if need be.
1251         (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1252         tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1253         present.
1254
1255 2005-09-29  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1256
1257         PR middle-end/24053
1258         * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1259
1260 2005-09-29  Mark Mitchell  <mark@codesourcery.com>
1261
1262         * optabs.c (expand_binop): Initialize first_pass_p.
1263
1264 2005-09-29  Jakub Jelinek  <jakub@redhat.com>
1265
1266         PR middle-end/24109
1267         * c-decl.c (c_write_global_declarations_1): If any
1268         wrapup_global_declaration_2 call returned true, restart the loop.
1269
1270 2005-09-29  Daniel Berlin  <dberlin@dberlin.org>
1271
1272         Fix PR tree-optimization/24117
1273         * tree-ssa-structalias.c (find_func_aliases): Strip nops
1274         before considering whether to use anyoffset.
1275
1276 2005-09-29  Paolo Bonzini  <bonzini@gnu.org>
1277
1278         Revert this patch:
1279
1280         2005-09-15  Paolo Bonzini  <bonzini@gnu.org>
1281
1282         * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1283         to order operands.
1284         (swap_commutative_operands_with_target): New.
1285
1286 2005-09-29  Paolo Bonzini  <bonzini@gnu.org>
1287
1288         PR c/21419
1289         * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1290         read-only.
1291
1292 2005-09-29  Steven Bosscher  <stevenb@suse.de>
1293
1294         PR tree-optimization/23911
1295         * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1296         and IMAGPART_EXPR too.
1297
1298 2005-09-28  Mark Mitchell  <mark@codesourcery.com>
1299
1300         PR 17886
1301         * expmed.c (expand_shift): Move logic to reverse rotation
1302         direction when  rotating by constants ...
1303         * optabs.c (expand_binop): ... here.
1304         * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1305         (ix86_rotrdi3): New pattern.
1306         (rotldi3): Handle 32-bit mode.
1307         (ix86_rotldi3): New pattern.
1308
1309 2005-09-29  Alan Modra  <amodra@bigpond.net.au>
1310
1311         PR target/24102
1312         * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1313         check for numbers that need no bit twiddle.
1314
1315 2005-09-28  Geoffrey Keating  <geoffk@apple.com>
1316
1317         * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1318         multilib to be built.
1319
1320         * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1321         (stage1-start): Delete old libgcc and libunwind before moving
1322         anything into the stage directory.
1323         (stage2-start): Likewise.
1324         (stage3-start): Likewise.
1325         (stage4-start): Likewise.
1326         (stageprofile-start): Likewise.
1327         (stagefeedback-start): Likewise.
1328         * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1329         header in tm_file and CPU-specific t-darwin in tmake_file.
1330         (i[34567]86-*-darwin*): Don't change tm_file.
1331         (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1332         * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1333         shared library stub for target OS version.
1334         * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1335         (SHLIB_LINK): Don't make SHLIB_SOLINK.
1336         (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1337         (libgcc_s.%.dylib): New.
1338         (LIBGCC): Define.
1339         (install-darwin-libgcc-stubs): New.
1340         (INSTALL_LIBGCC): New append.
1341         * config/i386/darwin-libgcc.10.4.ver: New.
1342         * config/i386/darwin-libgcc.10.5.ver: New.
1343         * config/i386/t-darwin: New.
1344         * config/rs6000/darwin-libgcc.10.4.ver: New.
1345         * config/rs6000/darwin-libgcc.10.5.ver: New.
1346         * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1347         * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1348
1349 2005-09-28  Paul Brook  <paul@codesourcery.com>
1350
1351         * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1352         denormals.
1353
1354 2005-09-28  Richard Guenther  <rguenther@suse.de>
1355
1356         PR tree-optimization/23853
1357         * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1358         host_integerp to verify misalignment value.
1359
1360 2005-09-28  Richard Henderson  <rth@redhat.com>
1361
1362         * builtins.c (get_builtin_sync_mode): New.
1363         (expand_builtin_sync_operation): Pass in mode argument.
1364         (expand_builtin_compare_and_swap): Likewise.
1365         (expand_builtin_lock_test_and_set): Likewise.
1366         (expand_builtin_lock_release): Likewise.
1367         (expand_builtin): Update to match.
1368
1369 2005-09-28  Nick Clifton  <nickc@redhat.com>
1370
1371         * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1372         formatting.  Add check to PLUS case to ensure that the offset is
1373         within an acceptable range.
1374
1375         * config/v850/v850.md (casesi): Disable the generation of the
1376         switch pattern as it is not being handled properly at the moment.
1377
1378         * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1379         for when the high words are identical.
1380
1381 2005-09-27  Richard Henderson  <rth@redhat.com>
1382
1383         * pretty-print.c (pp_base_format): Fix typo for %>.
1384
1385 2005-09-27  Daniel Berlin  <dberlin@dberlin.org>
1386             Devang Patel  <dpatel@apple.com>
1387
1388         PR tree-optimization/23625
1389         * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1390         LABEL_EXPR, assertion check.
1391
1392 2005-09-27  J"orn Rennecke <joern.rennecke@st.com>
1393
1394         * optabs.c (no_conflict_move_test): Check if a result of a
1395         to-be-moved insn would be clobbered by an originally
1396         preceding insn.
1397
1398 2005-09-27  Jeff Law  <law@redhat.com>
1399
1400         * passes.c (init_optimization_passes): Replace copy propagation
1401         passes immediately after DOM with phi-only copy propagation
1402         pases.  Add phi-only copy propagation pass after first DOM pass.
1403         * tree-pass.h (pass_phi_only_copy_prop): Declare.
1404         * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1405         If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1406         (execute_copy_prop): Accept new PHI_ONLY argument.  Pass it along
1407         to init_copy_prop.  Callers updated.
1408         (do_phi_only_copy_prop): New function.
1409         (pass_phi_only_copy_prop): New pass descriptor.
1410
1411 2005-09-27  Nick Clifton  <nickc@redhat.com>
1412
1413         * libgcc2.c (__popcount_tab): Remove redundant prototype.
1414
1415 2005-09-26  Jason Merrill  <jason@redhat.com>
1416
1417         PR c++/13764
1418         * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1419
1420         * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1421
1422 2005-09-26  James E Wilson  <wilson@specifix.com>
1423
1424         * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1425         copyright.  Add gcc copyright plus libgcc exception.
1426         * config/ia64/crtfastmath.asm: Remove glibc copyright.  Add gcc
1427         copyright.
1428         * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1429
1430 2005-09-26  Jeff Law  <law@redhat.com>
1431
1432         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1433         about when to iterate.
1434
1435 2005-09-23  Fariborz Jahanian <fjahanian@apple.com>
1436
1437         PR target/23847
1438         * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1439         for __complex__ double in -mcpu=G5 mode.
1440
1441 2005-09-26  Sebastian Pop  <pop@cri.ensmp.fr>
1442
1443         PR tree-optimization/23942
1444         * Makefile.in (SCEV_H): Depends on PARAMS_H.
1445         * tree-scalar-evolution.c: Include params.h.
1446         (t_bool): New enum.
1447         (follow_ssa_edge, follow_ssa_edge_in_rhs,
1448         follow_ssa_edge_in_condition_phi_branch,
1449         follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1450         Change return type to t_bool.  Use a parameter to limit the size of
1451         trees that are walked before stopping
1452         (analyze_evolution_in_loop): Initialize the limit to 0.
1453         (follow_ssa_edge): Give up by returning t_dont_know if the limit
1454         exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1455
1456 2005-09-26  Uros Bizjak  <uros@kss-loka.si>
1457
1458         PR middle-end/23831
1459         * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1460         simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1461
1462 2005-09-26    Fariborz Jahanian <fjahanian@apple.com>
1463
1464         * combine.c (make_extraction): Check for valid use of subreg.
1465
1466 2005-09-26  Uros Bizjak  <uros@kss-loka.si>
1467
1468         PR target/24055
1469         * config/i386/i386.md ("*fistdi2_1"): New pattern.
1470         ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1471         ("fist<mode>2_with_temp"): Use only register operands.
1472
1473 2005-09-26  J"orn Rennecke <joern.rennecke@st.com>
1474
1475         * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1476         CALL_INSN_FUNCTION_USAGE.
1477
1478 2005-09-26  Richard Guenther  <rguenther@suse.de>
1479
1480         PR middle-end/15855
1481         * gcse.c: Include hashtab.h, define ldst entry hashtable.
1482         (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1483         (ldst_entry): Use the hashtable instead of list-walking.
1484         (find_rtx_in_ldst): Likewise.
1485         (free_ldst_entry): Free the hashtable.
1486         (compute_ld_motion_mems): Create the hashtable.
1487         (trim_ld_motion_mems): Remove entry from hashtable if
1488         removing it from list.
1489         (compute_store_table): Likewise^2.
1490         (store_motion): Free hashtable in case we did not see
1491         any stores.
1492
1493 2005-09-25  Kazu Hirata  <kazu@codesourcery.com>
1494
1495         * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1496         and arg1 if we are passing them to fold_build2.
1497
1498 2005-09-25  Dan Nicolaescu  <dann@ics.uci.edu>
1499
1500         PR 23828
1501         * config/i386/i386.c (ix86_function_regparm): Fix the test for
1502         a nested function.
1503
1504 2005-09-25  Richard Henderson  <rth@redhat.com>
1505
1506         * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1507         SYMBOL_REF_TLS_MODEL to be correct.
1508
1509 2005-09-24  Richard Henderson  <rth@redhat.com>
1510
1511         * ipa-type-escape.c (discover_unique_type): Remove dead code at
1512         end of function.  Reindent.
1513
1514 2005-09-24  Ian Lance Taylor  <ian@airs.com>
1515
1516         * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1517         NEGATE_EXPR/BIT_NOT_EXPR case.
1518
1519 2005-09-24  Richard Henderson  <rth@redhat.com>
1520
1521         * c-common.c (handle_mode_attribute): When not modifying in place,
1522         create subtypes for enumerations.
1523         (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1524         * gimplify.c (create_tmp_from_val): Likewise.
1525
1526 2005-09-24  Alexandre Oliva  <aoliva@redhat.com>
1527
1528         * config/i386/i386.md (*tls_global_dynamic_64,
1529         *tls_local_dynamic_base_64): Add missing mode to call.
1530         (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1531
1532 2005-09-24  Jan Hubicka  <jh@suse.cz>
1533
1534         * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1535         (cgraph_clone_node): Likewise.
1536         * cgraph.h (cgraph_clone_edge): Update prototype.
1537         (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1538         duplicated prototypes; add updating argument.
1539         * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1540         * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1541         updating profile.
1542         (cgraph_mark_inline_edge): Likewise.
1543         (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1544         (cgraph_flatten_node): Likewise.
1545         (cgraph_decide_recursive_inlining): Likewise.
1546         (cgraph_decide_inlining_of_small_function): Likewise.
1547         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1548
1549 2005-09-23  David Edelsohn  <edelsohn@gnu.org>
1550             Pete Steinmetz <steinmtz@us.ibm.com>
1551
1552         * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1553         (rldic.): Set type to "compare".
1554         (rldicr.): Same.
1555         (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR.  Set type to
1556         mfjmpr for MFCTR/MFLR.
1557         (movdf_hardfloat64): Same.
1558         (movdf_softfloat64): Same.  Correct order of store and move types.
1559         (movti_string): Set type to store_ux/load_ux.
1560         (load_multiple): Set type to load_ux.
1561         (store_multiple): Set type to store_ux.
1562         (movmemsi): Set type to store_ux.
1563         (output_cbranch direct_return): Set type to jmpreg.
1564         (stmw): Set type to store_ux.
1565         (lmw): Set type to load_ux.
1566         * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1567         * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1568         * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1569         * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1570         * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1571         * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1572         (rios1-fpstore): Increase latency to 3.
1573         * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1574         * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1575
1576 2005-09-23  David Edelsohn  <edelsohn@gnu.org>
1577             Andrew Pinski  <pinskia@physics.uc.edu>
1578
1579         * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1580         operand2 constraint to "b".
1581         (sync_<fetchop_name>di_internal): Same.
1582         (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1583         to "b".
1584         (sync_old_<fetchop_name>di_internal): Same.
1585         (sync_new_<fetchop_name>si_internal): Same.
1586         (sync_new_<fetchop_name>di_internal): Same.
1587
1588 2005-09-23  J"orn Rennecke <joern.rennecke@st.com>
1589
1590         PR middle-end/23991
1591         * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1592         case, define as macros.
1593
1594         PR rtl-optimization/23837
1595         *  optabs.c (no_conflict_move_test): Don't set must_stay for a
1596         clobber / clobber match between dest and p->first.
1597
1598         * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1599         (no_conflict_move_test): Update comments.
1600
1601 2005-09-22  Ranjit Mathew  <rmathew@gcc.gnu.org>
1602
1603         * doc/install.texi: Update URL for Jacks.
1604         * doc/sourcebuild.texi: Likewise.
1605
1606 2005-09-22  David Edelsohn  <edelsohn@gnu.org>
1607
1608         PR target/24007
1609         * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1610         registers when choosing register preferences.
1611         (movdf_hardfloat64): Same.
1612
1613 2005-09-22  Andreas Krebbel  <krebbel1@de.ibm.com>
1614
1615         * expmed.c (expand_shift): Don't use the target of the rotate as
1616         target for the first expanded shift insn.
1617         * testsuite/gcc.dg/20050922-1.c: Testcase added.
1618
1619 2005-09-21  Zdenek Dvorak  <dvorakz@suse.cz>
1620
1621         PR tree-optimization/22438
1622         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1623         preserved iv rhs rewriting specially.
1624
1625 2005-09-21  Daniel Berlin  <dberlin@dberlin.org>
1626
1627         * tree-data-ref.c (analyze_array_indexes): Only estimate when
1628         estimate_only  is true.
1629         * tree-flow.h (ref_contains_indirect_ref): New prototype.
1630         * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1631         tree-ssa-structalias.c
1632         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1633         ref_contains_indirect_ref.
1634         * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1635
1636 2005-09-21  DJ Delorie  <dj@redhat.com>
1637
1638         * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1639         MASK_PTR_A0D0.
1640         (mn10300_return_in_memory): Support variable size types also.
1641         (mn10300_pass_by_reference): Likewise.
1642         (mn10300_function_value): New.
1643         * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1644         (FUNCTION_OUTGOING_VALUE): Likewise.
1645         * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1646         * doc/invoke.texi: Document it.
1647
1648 2005-09-21  Uros Bizjak  <uros@kss-loka.si>
1649
1650         PR target/22585
1651         * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1652         force integer op1 into register for XFmode compares.
1653
1654 2005-09-21  Kazu Hirata  <kazu@codesourcery.com>
1655
1656         PR middle-end/23971
1657         * expmed.c (alg_code): Add alg_impossible.
1658         (alg_hash_entry): Add cost.
1659         (synth_mult): Record alg_impossible in the hash table if
1660         multiplication by a given integer is impossble within the
1661         limit.  Speed up using alg_impossible.
1662
1663 2005-09-20  Daniel Berlin  <dberlin@dberlin.org>
1664
1665         * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1666         argument.  Allow and set any offset if needs_anyoffset is passed
1667         in.
1668         (get_constraint_for): Add argument here too.
1669         Pass it down.
1670         (do_structure_copy): Pass NULL to get_constraint_for.
1671         (handle_ptr_arith): Ditto.
1672         (find_func_aliases): Ditto.
1673
1674 2005-09-20  J"orn Rennecke <joern.rennecke@st.com>
1675
1676         PR rtl-optimization/23898
1677         * output.h (get_attr_min_length): Declare.
1678         * final.c (get_attr_length_1): New function, broken out of:
1679         (get_attr_length).
1680         (get_attr_min_length): New function.
1681         * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1682         (duplicate_computed_gotos): Likewise.
1683         * genattr.c (insn_min_length): Generate declaration.
1684         * genattrtab.c (min_fn, min_attr_value): New functions.
1685         (make_length_attrs): Generate insn_min_length.
1686
1687 2005-09-20  Steve Ellcey  <sje@cup.hp.com>
1688
1689         * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1690
1691 2005-09-20  Richard Henderson  <rth@redhat.com>
1692
1693         PR tree-optimization/24059
1694         * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1695         EXPAND_STACK_PARM.
1696
1697 2005-09-20  Joseph S. Myers  <joseph@codesourcery.com>
1698
1699         * c.opt (fextended-identifiers): New.
1700         * c-opts.c (c_common_handle_option): Handle
1701         -fextended-identifiers.
1702         * doc/cpp.texi: Update documentation of extended identifiers.
1703         * doc/cppopts.texi (-fextended-identifiers): Document.
1704
1705 2005-09-20  Jakub Jelinek  <jakub@redhat.com>
1706
1707         PR tree-optimization/23929
1708         * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1709         if expr is NULL.
1710
1711         PR tree-optimization/23818
1712         * tree-stdarg.c (execute_optimize_stdarg): Call
1713         calculate_dominance_info.
1714
1715 2005-09-20  Daniel Berlin  <dberlin@dberlin.org>
1716
1717         * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1718         (analyze_siv_subscript_cst_affine): Add weak SIV test.
1719         (compute_overlap_steps_for_affine_1_2): Use
1720         get_number_of_iters_for_loop.
1721         (analyze_subscript_affine_affine): Check whether difference is
1722         zero first.
1723         Use get_number_of_iters_for_loop.
1724         Check whether overlap occurs outside of bounds.
1725         (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1726
1727 2005-09-20  Andreas Krebbel  <krebbel1@de.ibm.com>
1728
1729         * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1730         base register if possible.
1731
1732 2005-09-20  Zdenek Dvorak  <dvorakz@suse.cz>
1733
1734         PR tree-optimization/18463
1735         * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1736         converting it directly is not possible.
1737         (chrec_convert_aggressive): New function.
1738         * tree-chrec.h (chrec_convert_aggressive): Declare.
1739         * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1740         Fold chrec conversions aggressively if asked to.
1741         (instantiate_parameters): Modified because of changes in
1742         instantiate_parameters_1.
1743
1744 2005-09-19  Richard Henderson  <rth@redhat.com>
1745
1746         * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1747         (reduc_splus_v2df): New.
1748
1749 2005-09-19  Richard Sandiford  <richard@codesourcery.com>
1750
1751         * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1752         (ADDITIONAL_REGISTER_NAMES): Add missing comma.  Remove final comma.
1753
1754 2005-09-19  Richard Henderson  <rth@redhat.com>
1755
1756         * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1757         vcondu<SSEMODE12>.
1758
1759 2005-09-19  Richard Henderson  <rth@redhat.com>
1760
1761         * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1762         (ia64_expand_dot_prod_v8qi): New.
1763         * config/ia64/ia64-protos.h: Update.
1764         * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1765         widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1766         sdot_prodv8qi, sdot_prodv4hi): New.
1767         (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1768
1769 2005-09-19  Richard Henderson  <rth@redhat.com>
1770
1771         PR 23941
1772         * real.c (exact_real_truncate): Return false if the format cannot
1773         represent the number as a normal.
1774
1775         * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1776         for a memory source.
1777
1778 2005-09-19  Dorit Nuzman  <dorit@il.ibm.com>
1779
1780         * tree-ssa-operands.c (swap_tree_operands): Export.
1781         * tree.h (swap_tree_operands): Declare.
1782         * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1783         Call swap_tree_operands.
1784
1785 2005-09-19  Richard Henderson  <rth@redhat.com>
1786
1787         * tree-flow.h (merge_alias_info): Declare.
1788         * tree-ssa-copy.c (merge_alias_info): Export.
1789         * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1790         (vect_create_data_ref_ptr): Use create_iv directly.
1791         (vectorizable_load): Use correct types for integer constants.
1792         (vect_generate_tmps_on_preheader): Likewise.
1793         (vect_gen_niters_for_prolog_loop): Likewise.
1794
1795 2005-09-19  Steven Bosscher  <stevenb@suse.de>
1796
1797         PR rtl-optimization/23943
1798         * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1799
1800 2005-09-18  Jan Hubicka  <jh@suse.cz>
1801
1802         * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1803
1804 2005-09-18  Eric Botcazou  <ebotcazou@adacore.com>
1805
1806         * varasm.c (output_constant): Do not abort on conversions to union
1807         types between different sizes.
1808
1809 2005-09-18  Richard Guenther  <rguenther@suse.de>
1810
1811         PR middle-end/23944
1812         * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1813         fallback.
1814
1815 2005-09-18  Paul Brook  <paul@codesourcery.com>
1816
1817         * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1818
1819 2005-09-17  Richard Henderson  <rth@redhat.com>
1820
1821         * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1822         * tree-ssa-loop.c (pass_vect_dce): Remove.
1823         * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1824         of pass_vectorize.
1825
1826 2005-09-17  Richard Henderson  <rth@redhat.com>
1827
1828         * tree-pass.h (pass_vect_dce): Declare.
1829         * passes.c (init_optimization_passes): Add it.
1830         * tree-flow.h (tree_ssa_dce): Declare.
1831         * tree-ssa-dce.c (tree_ssa_dce): Export.
1832         * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1833         (gate_tree_vectorize): ... here.
1834         (pass_vect_dce): New.
1835
1836 2005-09-17  Jan Hubicka  <jh@suse.cz>
1837
1838         * except.c (struct eh_status): Turn region_array into vec.
1839         (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1840         convert_from_eh_region_ranges, find_exception_handler_labels,
1841         current_function_has_exception_handlers, assign_filter_values,
1842         build_post_landing_pads, dw2_build_landing_pads,
1843         sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1844         sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1845         foreach_reachable_handler, can_throw_internal_1,
1846         convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1847         region_array.
1848         (duplicate_eh_region_1): Update region_array.
1849         (duplicate_eh_regions): Resize region_array and avoid recomputing.
1850
1851 2005-09-17  David Edelsohn  <edelsohn@gnu.org>
1852
1853         PR middle-end/22067
1854         * expmed.c (expand_mult): Substitute simple register for op0 when
1855         computing max_cost.
1856
1857 2005-09-17  Richard Henderson  <rth@redhat.com>
1858
1859         * expr.c (emit_move_via_integer): Add force argument, pass it on
1860         to emit_move_change_mode.  Update callers.
1861         (emit_move_complex): Pass true to new force argument.
1862         * function.c (expand_function_end): Move expand_eh_return call
1863         earlier.  Merge sub-word complex values into a pseudo before
1864         copying to the return hard register.
1865
1866 2005-09-17  Eric Botcazou  <ebotcazou@adacore.com>
1867
1868         * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1869         between different sizes.
1870
1871 2005-09-16  Paolo Bonzini  <bonzini@gnu.org>
1872
1873         PR 23903
1874
1875         * passes.c (init_optimization_passes): Register dump files for
1876         IPA passes first.
1877
1878 2005-09-16  Andreas Krebbel  <krebbel1@de.ibm.com>
1879
1880         * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1881         * config/s390/s390.c (s390_overlap_p): New function.
1882         * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1883         peephole2, "*xc" peephole2): Added overlap check to the peephole2
1884         condition.
1885
1886 2005-09-16  Richard Guenther  <rguenther@suse.de>
1887
1888         * ipa-pure-const.c (static_execute): Free auxiliar information.
1889         * ipa-type-escape.c (discover_unique_type): Free temporary key.
1890         * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1891
1892 2005-09-15  DJ Delorie  <dj@redhat.com>
1893
1894         * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1895
1896 2005-09-15  Paolo Bonzini  <bonzini@gnu.org>
1897
1898         * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1899         to order operands.
1900         (swap_commutative_operands_with_target): New.
1901
1902 2005-09-15  Daniel Berlin  <dberlin@dberlin.org>
1903
1904         * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1905         parameter.
1906         Update callers.
1907         (estimate_iters_using_array): New function.
1908         * tree-data-ref.h (estimate_iters_using_array): Prototype
1909         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1910         Use estimate_iters_using_array instead of analyze_array.
1911
1912 2005-09-15  Eric Botcazou  <ebotcazou@adacore.com>
1913
1914         * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1915         as addressable.
1916
1917 2005-09-15  Michael Matz  <matz@suse.de>
1918
1919         * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1920
1921 2005-09-14  Daniel Berlin  <dberlin@dberlin.org>
1922
1923         PR tree-optimization/23835
1924         * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1925         (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1926
1927 2005-09-14  Richard Henderson  <rth@redhat.com>
1928
1929         * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1930         (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1931
1932 2005-09-14  Andrew Pinski  <pinskia@physics.uc.edu>
1933
1934         * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1935         in the ARRAY_TYPE case.
1936
1937 2005-09-14  Eric Botcazou  <ebotcazou@adacore.com>
1938
1939         * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1940
1941 2005-09-14  Uros Bizjak  <uros@kss-loka.si>
1942
1943         PR middle-end/22480
1944         * tree-vect-transform.c (vectorizable_operation): Return false for
1945         scalar shift operations and for vector shift operations with
1946         non-invariant shift arguments.  Use scalar tree operand op1 as
1947         a shift operand when vector shift insn pattern uses scalar shift
1948         operand.
1949         * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1950
1951 2005-09-14  Olivier Hainque  <hainque@adacore.com>
1952
1953         * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1954         value if it has side-effects.
1955
1956 2005-09-14  David Edelsohn  <edelsohn@gnu.org>
1957
1958         PR target/22068
1959         * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1960
1961 2005-09-14  Alan Modra  <amodra@bigpond.net.au>
1962
1963         * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1964         passed as NAME as if it were label at start of function code.
1965
1966 2005-09-13  Kaz Kojima  <kkojima@gcc.gnu.org>
1967
1968         * config/sh/sh.md (*movv4sf_i): Add general register cases to
1969         the constraints.
1970
1971 2005-09-13  Andrew Pinski  <pinskia@physics.uc.edu>
1972
1973         * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1974         as early clobber.  Rewrite so the PIC register is not implicitly used.
1975
1976 2005-09-13  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1977
1978         * tree.c (annotate_with_file_line): Compare line numbers before
1979         file names.
1980
1981 2005-09-13  Uros Bizjak  <uros@kss-loka.si>
1982
1983         PR target/23816
1984         * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1985         (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1986
1987 2005-09-13  Ian Lance Taylor  <ian@airs.com>
1988
1989         * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1990         than a HOST_WIDEST_INT to gen_doloop_begin.
1991
1992 2005-09-13  Diego Novillo  <dnovillo@redhat.com>
1993
1994         * tree-dfa.c (dump_variable): Guard against NULL annotations.
1995
1996 2005-09-13  Zdenek Dvorak  <dvorakz@suse.cz>
1997
1998         PR tree-optimize/23817
1999         * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2000
2001 2005-09-13  Alan Modra  <amodra@bigpond.net.au>
2002
2003         PR target/23774
2004         * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2005         word before changing the stack pointer.  Use gen_frame_mem for MEMs.
2006         Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2007         (restore_stack_nonlocal): Likewise.
2008         (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2009
2010 2005-09-12  Ian Lance Taylor  <ian@airs.com>
2011
2012         PR g++/7874
2013         * c.opt (ffriend-injection): New C++ option.
2014         * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2015         (C++ Dialect Options): Document -ffriend-injection.
2016
2017 2005-09-12  Josh Conner  <jconner@apple.com>
2018
2019         PR middle-end/23237
2020         * ipa-reference.c (static_execute): Don't mark variables in
2021         named sections TREE_READONLY.
2022
2023 2005-09-12  Alan Modra  <amodra@bigpond.net.au>
2024
2025         * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2026         stack_tie.
2027
2028 2005-09-12  Andrew Pinski  <pinskia@physics.uc.edu>
2029
2030         * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2031         V_MUST_DEF instead of just the first_use_p.
2032         Don't mark the virtual variables for renaming on the statement which
2033         is being removed.
2034         (pass_dse): Remove TODO_update_ssa.
2035
2036 2005-09-12  J"orn Rennecke <joern.rennecke@st.com>
2037
2038         PR middle-end/23290
2039         * stor-layout.c (compute_record_mode): For records with a single
2040         field, actually check the field's mode size against the type size.
2041
2042         * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2043         registers for TARGET_SHMEDIA.
2044         (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2045         GENERAL_FP_REGS to GENERAL_DF_REGS.  Add GENERAL_FP_REGS as union
2046         of GENERAL_REGS and FP_REGS.
2047
2048 2005-09-12  Bernd Schmidt  <bernd.schmidt@analog.com>
2049
2050         * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2051
2052 2005-09-12  Alan Modra  <amodra@bigpond.net.au>
2053
2054         * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2055         CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2056         are omitted.  Exclude stack_tie insn too.
2057
2058 2005-09-11  David Edelsohn  <edelsohn@gnu.org>
2059
2060         PR rtl-optimization/23098
2061         * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2062         0.0f is easy.
2063         * config/rs6000/rs6000.md (movdf splitter): Use
2064         const_double_operand predicate for TARGET_POWERPC64.
2065         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2066         SYMBOL_REF method to ABI_V4.
2067
2068         * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2069         replace_equiv_address.
2070         * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2071         rs6000_sr_alias_set and MEM_NOTRAP.
2072         (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2073
2074 2005-09-11  Eric Botcazou  <ebotcazou@adacore.com>
2075
2076         * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2077         handle CALL_EXPR again.
2078
2079 2005-09-11  Richard Earnshaw  <richard.earnshaw@arm.com>
2080
2081         * arm/predicates.md (alignable_memory_operand): Delete.
2082
2083 2005-09-10  Richard Henderson  <rth@redhat.com>
2084
2085         PR debug/23806
2086         * dbxout.c (dbxout_expand_expr): New.
2087         (dbxout_symbol): Use it.
2088
2089 2005-09-10  Richard Earnshaw  <richard.earnshaw@arm.com>
2090
2091         * arm.c (arm_gen_rotated_half_load): Delete.
2092         (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2093         (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2094         (thumb_set_return_address): Likewise.
2095         (thumb_load_double_from_address): Use adjust_address.
2096         * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2097         (extendhsisi2_mem, movhi_bytes): Use change_address.
2098         (movhi): Use widen_memory_access.
2099         (reload_out_df): Use replace_equiv_address.
2100         * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2101
2102 2005-09-09  Richard Henderson  <rth@redhat.com>
2103
2104         PR debug/20998
2105         * dbxout.c: Include expr.h.
2106         (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2107         (dbxout_symbol): Handle DECL_VALUE_EXPR.
2108         * Makefile.in (dbxout.o): Add EXPR_H.
2109
2110 2005-09-09  Zdenek Dvorak  <dvorakz@suse.cz>
2111
2112         PR tree-optimization/23509
2113         * tree-cfg.c (replace_uses_by): Use replace_exp.
2114         * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2115         pointers have name_mem_tag or type_mem_tag set.
2116
2117 2005-09-09  Sebastian Pop  <pop@cri.ensmp.fr>
2118
2119         * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2120         CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2121         of wrongly accessing operands.
2122
2123 2005-09-09  Sebastian Pop  <pop@cri.ensmp.fr>
2124
2125         * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2126         * tree-chrec.c: Include tree-scalar-evolution.h.
2127         (chrec_convert): Instantiate the base and step before calling
2128         scev_probably_wraps_p that would fail on parametric evolutions.
2129         Collect all the fails into a single section failed_to_convert,
2130         print a diagnostic, and return chrec_dont_know instead of calling
2131         fold_convert.
2132         * tree-scalar-evolution.c (loop_closed_phi_def): New.
2133         (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2134         phi nodes.
2135         (scev_const_prop): Don't replace the definition of a loop closed ssa
2136         phi node by itself, or by another loop closed ssa phi node.
2137         * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2138         that base and step are defined.
2139
2140 2005-09-09  Richard Guenther  <rguenther@suse.de>
2141
2142         PR c++/23624
2143         * fold-const.c (fold_ternary): Check truth_value_p before
2144         calling invert_truthvalue.
2145
2146 2005-09-09  Nick Clifton  <nickc@redhat.com>
2147
2148         * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2149         * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2150         dimension of these arrays.
2151         * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2152         these arrays.
2153         * longlong.h: Only provide a prototype for the __clz_tab[] array
2154         if this header has not been included from libgcc2.h.
2155         * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2156         defining own types.
2157         Provide prototypes for exported functions.
2158         Use the __clz_tab[] and __popcount_tab[] arrays provided by
2159         libgcc2.c.
2160
2161 2005-09-08  Josh Conner  <jconner@apple.com>
2162
2163         PR c++/21135
2164         PR c++/23180
2165         * expr.c (expand_expr_addr_expr_1): Don't invoke
2166         expand_simple_binop for EXPAND_INITIALIZER.
2167
2168 2005-09-08  Richard Henderson  <rth@redhat.com>
2169
2170         PR debug/23190
2171         * toplev.c (wrapup_global_declaration_1): Split out ...
2172         (wrapup_global_declaration_2): ... from ...
2173         (wrapup_global_declarations): ... here.  Return bool.
2174         (check_global_declaration_1): Split out ...
2175         (check_global_declarations): from here.
2176         (emit_debug_global_declarations): New.
2177         * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2178         check_global_declaration_1, emit_debug_global_declarations): Declare.
2179         * c-decl.c (c_write_global_declarations_1): Don't create a vector
2180         of decls.  Call wrapup_global_declaration_1,
2181         wrapup_global_declaration_2, check_global_declaration_1 directly.
2182         (c_write_global_declarations_2): New.
2183         (ext_block): New.
2184         (c_write_global_declarations): Call c_write_global_declarations_2.
2185         * langhooks.c (write_global_declarations): Call
2186         emit_debug_global_declarations.
2187
2188         * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2189         remove decls that have DECL_RTL_SET_P.
2190         * passes.c (rest_of_decl_compilation): Invoke
2191         cgraph_varpool_finalize_decl for all but functions.
2192
2193 2005-09-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
2194
2195         * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2196         the result of a conversion if the new min and max cannot be compared.
2197
2198 2005-09-08  Andreas Krebbel  <krebbel1@de.ibm.com>
2199
2200         * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2201         (override_options): Setting s390_sr_alias_set removed.
2202         (save_fpr, save_gprs): Set alias set to vararg or frame.
2203         (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2204         s390_sr_alias_set with get_frame_alias_set ().
2205         (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2206         get_varargs_alias_set ().
2207
2208 2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>
2209
2210         PR objc/20574
2211         PR objc/19324
2212         * c-parser.c (c_parser_objc_method_definition): If the next
2213         token is not "{", error out and don't start the function.
2214
2215 2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>
2216
2217         * tree-vrp.c (extract_range_from_expr): Move the check for non
2218         nullness after the check for gimple invariant.
2219
2220 2005-09-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2221
2222         * tree.c (host_integerp, tree_low_cst): Correct function comment.
2223
2224 2005-09-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2225
2226         PR target/23747
2227         * config/m32r.md (movmemsi_internal): Canonicalize order of
2228         operands in PLUS component of template.
2229
2230 2005-09-07  Andreas Krebbel  <krebbel1@de.ibm.com>
2231
2232         * reload1.c (fixup_eh_region_note): Remove assertion.
2233         (fixup_abnormal_edges): Reverted removal of call to
2234         find_many_sub_basic_blocks made on 2005-08-31.
2235
2236 2005-09-07  Richard Henderson  <rth@redhat.com>
2237
2238         * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2239         * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2240         (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2241         * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2242         rearrange for better packing.
2243         (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2244         (lookup_cfa_1): Remove inline marker.
2245         (cfa_equal_p): Split out of ...
2246         (def_cfa_1): ... here.  Use INVALID_REGNUM.
2247         (build_cfa_loc): Handle !cfa->indirect.
2248         (frame_pointer_cfa_offset): New.
2249         (dbx_reg_number): Assert register elimination performed; do
2250         leaf register remapping.
2251         (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2252         (eliminate_reg_to_offset): New.
2253         (based_loc_descr): Remove can_use_fbreg argument.  Use fbreg only
2254         for verifiably local stack frame addresses; re-base to CFA.
2255         (mem_loc_descriptor): Remove can_use_fbreg argument.
2256         (concat_loc_descriptor, loc_descriptor): Likewise.
2257         (containing_function_has_frame_base): Remove.
2258         (rtl_for_decl_location): Don't do register elimination or
2259         leaf register remapping here.
2260         (secname_for_decl): Split out from ..
2261         (add_location_or_const_value_attribute): ... here.
2262         (convert_cfa_to_loc_list): New.
2263         (compute_frame_pointer_to_cfa_displacement): New.
2264         (gen_subprogram_die): Use them.
2265         * tree.h (frame_base_decl): Remove.
2266         * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2267         (prologue_stack_adjust): Remove.
2268         (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2269         (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2270         (set_frame_base_location): Remove.
2271         (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2272         (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2273         (vt_add_function_parameters): Don't eliminate_regs.
2274         (vt_initialize): Don't create frame_base_decl.
2275
2276 2005-09-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
2277
2278         * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2279         version of GNU binutils for 4.x and later.
2280
2281 2005-09-06  Mark Mitchell  <mark@codesourcery.com>
2282
2283         * ggc-page.c (ggc_push_context): Remove.
2284         (ggc_pop_context): Likewise.
2285         * ggc.h (ggc_push_context): Remove.
2286         (ggc_pop_context): Likewise.
2287
2288 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
2289
2290         PR target/8973
2291         * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2292         returning from an interrupt handler.
2293
2294 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
2295
2296         PR target/8972
2297         * config/arc/arc.c (output_shift): Add check for loop count when
2298         optimizing.
2299
2300 2005-09-06  Steven Bosscher  <stevenb@suse.de>
2301
2302         * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2303         form manually.
2304         (abs_replacement): Likewise.
2305         (pass_phiopt): Remove TODO_update_ssa.
2306
2307 2005-09-06  Jakub Jelinek  <jakub@redhat.com>
2308
2309         PR c/23075
2310         * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2311         if "return with no value, in function returning non-void" warning
2312         has been issued.
2313         * tree-cfg.c (execute_warn_function_return): Don't look at
2314         RETURN_EXPRs with TREE_NO_WARNING set.
2315
2316         PR target/22362
2317         * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2318         for internal functions doesn't use registers used by global registers
2319         variables.  Use fewer register parameters if there are global register
2320         variables.
2321
2322 2005-09-06  Olivier Hainque  <hainque@adacore.com>
2323             Eric Botcazou  <ebotcazou@adacore.com>
2324
2325         PR middle-end/14997
2326         * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2327         when we would be extracting outside its bit span (bitpos+bitsize
2328         larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2329         Ada unchecked conversions.
2330
2331 2005-09-06  Steven Bosscher  <stevenb@suse.de>
2332
2333         * tree-ssa-pre.c (try_look_through_load): New function.
2334         (compute_avail): Use it to try to look through loads for some
2335         more useful expressions.
2336
2337 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
2338
2339         * simplify-rtx.c (simplify_binary_operation_1): Correct the
2340         condition for detecting cases like (a&a) and (a^a).
2341
2342 2005-09-06  Keith Besaw  <kbesaw@us.ibm.com>
2343
2344         * common.opt: Add option ftree-vect-loop-version.
2345         * params.def: Add --param vect-max-version-checks.
2346         * doc/invoke.texi: Document ftree-vect-loop-version and
2347         --param vect-max-version-checks.
2348         * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2349         may_misalign_stmts and defines for accessors.
2350         * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2351         LOOP_VINFO_MAY_MISALIGN_STMTS.
2352         (destroy_loop_vec_info): VEC_free for
2353         LOOP_VINFO_MAY_MISALIGN_STMTS.
2354         * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2355         Update documentation.
2356         (vect_update_misalignment_for_peel): New.
2357         (vect_enhance_data_refs_alignment): Update to choose loop
2358         peeling or loop versioning if appropriate for the (potentially)
2359         unaligned data references in the loop.
2360         (vect_analyze_data_refs_alignment): Remove call to
2361         vect_enhance_data_refs_alignment so the checks can be done
2362         earlier.
2363         (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2364         and move up call to vect_analyze_data_refs_alignment.
2365         * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2366         (vect_transform_loop): Add call to loop_version.
2367
2368 2005-09-06  Jakub Jelinek  <jakub@redhat.com>
2369
2370         PR rtl-optimization/23098
2371         * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2372         * simplify-rtx.c (constant_pool_reference_p): New function.
2373         * rtl.h (constant_pool_reference_p): New prototype.
2374         * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2375         constant_pool_reference_p in condition and
2376         avoid_constant_pool_reference in preparation statements.
2377
2378 2005-09-06  Andreas Krebbel  <krebbel1@de.ibm.com>
2379
2380         * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2381         STRICT_LOW_PART SETs.
2382
2383 2005-09-06  Alan Modra  <amodra@bigpond.net.au>
2384
2385         PR middle-end/21460
2386         * except.c (sjlj_emit_function_enter): Find the function begin
2387         note even when it's not in first basic block.
2388
2389 2005-09-06  Kelley Cook  <kcook@gcc.gnu.org>
2390
2391         * acinclude.m4: Renamed from aclocal.m4.  Delete AM_LANGINFO_CODESET,
2392         AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2393         * aclocal.m4: Regenerate.
2394
2395 2005-09-05  DJ Delorie  <dj@redhat.com>
2396
2397         * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2398         of macro.
2399
2400 2005-09-06  Kazu Hirata  <kazu@codesourcery.com>
2401
2402         * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2403         config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2404         config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2405         Follow spelling conventions.
2406         * doc/invoke.texi: Follow spelling conventions.
2407
2408 2005-09-05  J"orn Rennecke <joern.rennecke@st.com>
2409
2410         * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2411         * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2412         * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2413
2414 2005-09-05  J"orn Rennecke <joern.rennecke@st.com>
2415
2416         PR target/23683
2417         * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2418         (output_stack_adjust): Use gen_tmp_stack_mem.
2419         (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2420         (sh_set_return_address, sh_allocate_initial_value): Likewise.
2421         (sh_get_pr_initial_val): Likewise.
2422         (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2423         (sh_initialize_trampoline): Likewise.  Also use adjust_address.
2424         * sh.md (divsi_inv_m0): Use gen_const_mem.
2425         (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2426         (movdf_i4+1): Use gen_tmp_stack_mem.
2427         (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2428         (fpu_switch+2): Likewise.
2429         (movv4sf_i, movv16sf_i): Use adjust_address.
2430         (symGOT_load): Set MEM_NOTRAP_P bit.
2431
2432 2005-09-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2433
2434         PR target/23721
2435         * pa.c (emit_move_sequence): Fix typo in last change.
2436
2437 2005-09-03  Jakub Jelinek  <jakub@redhat.com>
2438
2439         PR rtl-optimization/23454
2440         * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2441         is true.
2442
2443 2005-09-03  Richard Henderson  <rth@redhat.com>
2444             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2445
2446         PR middle-end/23671
2447         * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2448         gen_rtx_MEM.
2449
2450 2005-09-02  Nicolas Pitre <nico@cam.org>
2451
2452         * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2453         to bit_count to 32 bits.
2454
2455 2005-08-31  Mark Mitchell  <mark@codesourcery.com>
2456
2457         PR c++/23167
2458         * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2459         generating synthetic loads from volatile lvalues.
2460
2461 005-09-02  Nick Clifton  <nickc@redhat.com>
2462
2463         * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2464         __ctzhi2, __clzhi2): New functions.
2465
2466 2005-09-02  Andrew Pinski  <pinskia@physics.uc.edu>
2467
2468         PR middle-end/23547
2469         * tree-nested.c (struct var_map_elt): Mark with GTY.
2470         (struct nesting_info): Mark with GTY.  Mark var_map's param is struct
2471         var_map_elt.
2472         (lookup_field_for_decl): Allocate new element in GC memory.
2473         (lookup_tramp_for_decl): Likewise.
2474         (convert_nl_goto_reference): Likewise
2475         (create_nesting_tree): Allocate info in GC memory. Likewise for
2476         info->var_map.
2477         (free_nesting_tree): Free with ggc_free instead of free.
2478         (root): New static variable.
2479         (lower_nested_functions): Remove root as local variable.  And zero out
2480         root at the end of the function.
2481
2482 2005-09-02  J"orn Rennecke <joern.rennecke@st.com>
2483
2484         PR rtl-optimization/20365
2485         * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2486         to short.  New member ix.
2487         (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2488         (simplify_plus_minus): Initialize ix members before calling qsort.
2489
2490 2005-09-02  Zdenek Dvorak  <dvorakz@suse.cz>
2491
2492         PR tree-optimization/23626
2493         * tree-cfg.c (replace_uses_by): Clean up eh info.
2494
2495 2005-09-01  DJ Delorie  <dj@redhat.com>
2496
2497         * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2498         fprintf.
2499
2500 2005-09-01  David Edelsohn  <edelsohn@gnu.org>
2501
2502         * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2503         (rs6000_split_multireg_move): Use replace_equiv_address instead of
2504         gen_rtx_MEM.
2505
2506 2005-09-01  Craig Rodrigues  <rodrigc@gcc.gnu.org>
2507
2508         * c-decl.c (diagnose_mismatched_decls):  With -Wredundant-decls,
2509         do not issue warning for a variable definition following
2510         a declaration.
2511
2512 2005-09-01  Richard Henderson  <rth@redhat.com>
2513
2514         PR 23668
2515         * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2516         conversion to CONST_VECTOR.
2517
2518 2005-09-01  Richard Henderson  <rth@redhat.com>
2519
2520         PR 23676
2521         * reload1.c (reload_as_needed): Check !CALL_P before calling
2522         fixup_eh_region_note.
2523         * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2524
2525 2005-09-01  DJ Delorie  <dj@redhat.com>
2526
2527         * varasm.c (output_constant): Let the target resolve
2528         conversions of addresses to non-default pointer sizes.
2529
2530 2005-09-01  Nicolas Pitre <nico@cam.org>
2531
2532         * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2533         to alow matching ARM pre-indexed addressing mode.
2534         (arm_override_options): Remove now irrelevant comment.
2535
2536 2005-09-01  Phil Edwards  <phil@codesourcery.com>
2537
2538         * config.gcc (i*86-wrs-vxworks):  Update.  Split out vxworksae target.
2539         * config/i386/t-vxworks:  Update multilibs for VxWorks 6 and RTP mode.
2540         * config/i386/vxworks.h:  Likewise.
2541         * config/i386/t-vxworksae:  New file, for VxWorks AE.
2542         * config/i386/vxworksae.h:  Likewise.
2543
2544 2005-09-01  Sebastian Pop  <pop@cri.ensmp.fr>
2545
2546         PR tree-optimization/23410
2547         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2548         sequence is not wrapping during the first step.
2549
2550 2005-09-01  Jakub Jelinek  <jakub@redhat.com>
2551
2552         PR debug/7241
2553         * dwarf2out.c (base_type_die): Compare char_type_node with
2554         TYPE_MAIN_VARIANT (type), not type.
2555
2556 2005-09-01  Richard Guenther  <rguenther@suse.de>
2557
2558         PR tree-optimization/15366
2559         * common.opt: Add -finline-functions-called-once.
2560         Put -fearly-inlining in alphabetically ordered place.
2561         * doc/invoke.texi: Document new option.
2562         * ipa-inline.c (cgraph_decide_inlining): Honour
2563         flag_inline_functions_called_once.
2564
2565 2005-09-01  Jakub Jelinek  <jakub@redhat.com>
2566
2567         PR rtl-optimization/23478
2568         * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2569         (alloc_qty): Initialize it.
2570         (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2571         (combine_regs): Combine also n_throwing_calls_crossed fields.
2572         (find_free_reg): Don't attempt to caller-save pseudos crossing
2573         calls that might throw.
2574         * global.c (struct allocno): Add throwing_calls_crossed field.
2575         (global_alloc): Revert 2005-08-22 change.  Initialize
2576         throwing_calls_crossed.
2577         (find_reg): Don't attempt to caller-save pseudos crossing calls that
2578         might throw.
2579
2580 2005-09-01  Alan Modra  <amodra@bigpond.net.au>
2581
2582         PR target/23649
2583         * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2584         (mask64_operand): Reinstate code prior to 2005-06-11 change.
2585         (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2586         (and64_2_operand): Tweak to use predicate.
2587         (and_operand): Adjust for mask_operand changes.
2588         * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2589         (print_operand): Likewise.
2590         (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2591         (mask64_1or2_operand): Delete.
2592         * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2593         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2594         (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2595         (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2596         * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2597         (rotldi3_internal4): Likewise.
2598         (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2599         (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2600         (ashldi3_internal7): Likewise.
2601         (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2602         (ashldi3_internal, ashldi3_internal9 split): Likewise.
2603         (anddi3 split): Don't match mask64_operand.
2604         (anddi3_internal2): Add rlwinm.  Modify 't' splitter predicate.
2605         (anddi3_internal3): Add rlwinm.  Use and64_2_operand in non-cr0
2606         splitter and match TARGET_64BIT not TARGET_POWERPC64.  Modify
2607         't' splitter predicate.
2608         (movdi_internal64 + 2): Revert 2005-06-11 change.
2609
2610 2005-08-31  DJ Delorie  <dj@redhat.com>
2611
2612         * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2613         (m32c_asm_integer): Add support for 32 bit pointers.
2614
2615 2005-08-31  Richard Henderson  <rth@redhat.com>
2616
2617         * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2618         component-like references for setting MEM_NOTRAP_P.
2619
2620         * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2621         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2622
2623 2005-08-31  Richard Henderson  <rth@redhat.com>
2624
2625         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2626         into a pseudo before applying gen_lowpart.
2627
2628 2005-08-31  Geoffrey Keating  <geoffk@apple.com>
2629
2630         * doc/install.texi (Specific): Update cctools version required
2631         for full functionality.
2632         * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2633         linkers as -macosx_version_min.
2634
2635 2005-08-31  J"orn Rennecke <joern.rennecke@st.com>
2636
2637         PR target/21255
2638         * sh.c (print_operand, %R and %S): Add handling of floating point
2639         registers, memory, constants and invalid operands.
2640
2641 2005-08-31  Daniel Berlin  <dberlin@dberlin.org>
2642
2643         * ipa-pure-const.c: Change dump name.
2644
2645 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2646
2647         PR target/23570
2648         * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2649         to "reg_or_0_operand".
2650         (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2651
2652 2005-08-31  Dale Johannesen  <dalej@apple.com>
2653
2654         * loop-iv.c (iv_number_of_iterations):  Fix overflow check for
2655         loops that count down.
2656
2657 2005-08-31  Richard Henderson  <rth@redhat.com>
2658
2659         PR rtl-opt/23601
2660         * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2661         (fixup_eh_region_note): New.
2662         (reload_as_needed): Call it.
2663         (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2664         don't call find_many_sub_basic_blocks; call verify_flow_info.
2665         * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2666         (keep_stack_depressed): Likewise.
2667         (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2668
2669 2005-08-31  Richard Henderson  <rth@redhat.com>
2670
2671         * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2672         fp return matching.
2673
2674 2005-08-31  Fariborz Jahanian <fjahanian@apple.com>
2675
2676         * expr.c (expand_expr_real_1): Compare size of address
2677         mode to target's address mode size in deciding expansion of
2678         the constant address.
2679
2680 2005-08-31  Richard Guenther  <rguenther@suse.de>
2681
2682         PR middle-end/23477
2683         * expr.c (all_zeros_p): New function.
2684         (expand_expr_real_1): Handle the case of an all-zero
2685         non-addressable constructor separately.
2686
2687 2005-08-31  Adrian Straetling  <straetling@de.ibm.com>
2688
2689         * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2690         arguments, adjust all callers.
2691         (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2692
2693 2005-08-30  Richard Henderson  <rth@redhat.com>
2694
2695         PR target/23630
2696         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2697         whenever the mode sizes match.
2698
2699 2005-08-31  Alan Modra  <amodra@bigpond.net.au>
2700
2701         * calls.c (load_register_parameters): Fix comment typo.
2702         * expr.c (emit_push_insn): Comment formatting.
2703
2704 2005-08-30  Ian Lance Taylor  <ian@airs.com>
2705
2706         * config/i386/x-cygwin (host-cygwin): Change dependency from
2707         hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2708
2709 2005-08-29  Geoffrey Keating  <geoffk@apple.com>
2710
2711         * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2712         parts of 'vals'.
2713
2714 2005-08-29  Andrew Pinski  <pinskia@physics.uc.edu>
2715
2716         PR middle-end/23408
2717         * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2718         call to ggc_collect.
2719
2720 2005-08-29  Paolo Bonzini  <bonzini@gnu.org>
2721
2722         PR bootstrap/21268
2723         * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2724         beginning.  Remove $(INCLUDES) from all the rules, if following
2725         $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2726
2727 2005-08-29  Jakub Jelinek  <jakub@redhat.com>
2728
2729         PR middle-end/23484
2730         * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2731         fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2732         not constant, but maxlen is, don't set len to maxlen, rather
2733         set maxlen to len if len is a constant.
2734
2735 2005-08-29  Zdenek Dvorak  <dvorakz@suse.cz>
2736
2737         PR tree-optimization/23475
2738         * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2739         and counts.
2740
2741 2005-08-28  Daniel Berlin  <dberlin@dberlin.org>
2742
2743         Fix PR middle-end/22455
2744
2745         * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2746         Checksum only the parts of the tree that exist for the tree code.
2747
2748 2005-08-28  Dale Johannesen  <dalej@apple.com>
2749
2750         * config/i386/i386.c (nocona_cost):  Increase MOVE_RATIO.
2751
2752 2005-08-28  Andrew Pinski  <pinskia@physics.uc.edu>
2753
2754         * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2755
2756 2005-08-28  Richard Henderson  <rth@redhat.com>
2757
2758         * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2759         * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2760         of char_type_node.
2761
2762 2005-08-28  Jakub Jelinek  <jakub@redhat.com>
2763
2764         PR ada/23593
2765         * builtins.c (get_memory_rtx): Don't strip nops
2766         in between COMPONENT_REFs.
2767
2768 2005-08-27  Andrew Pinski  <pinskia@physics.uc.edu>
2769
2770         PR middle-end/23463
2771         * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2772         types.
2773         (gimplify_modify_expr): Check for zero sized types and gimplify the
2774         rhs and lhs as statements.
2775
2776 2005-08-27  John David Anglin  <dave.anflin@nrc-cnrc.gc.ca>
2777
2778         PR libgcj/23508
2779         * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2780         state for return address column of signal frames.
2781
2782 2005-08-27  David Edelsohn  <edelsohn@gnu.org>
2783
2784         PR target/23539
2785         * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2786         bytes >= 2 not bytes == 2.
2787         (expand_block_move): Same.
2788
2789 2005-08-27  Richard Guenther  <rguenther@suse.de>
2790
2791         PR target/23575
2792         * config/i386/sse.md (sse2_movsd): Add missing closing
2793         braces.
2794
2795 2005-08-27  Paul Brook  <paul@codesourcery.com>
2796
2797         * genrecog.c (enum decision_type): Add DT_num_insns.
2798         (struct decision_test): Add u.num_insns.
2799         (add_to_sequence): Add DT_num_insns test.
2800         (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2801         (write_cond, debug_decision_2): Ditto.
2802         (change_state): Assume peep2_next_insn never fails.
2803         Remove "afterward" argument.
2804         (write afterward, write_tree): Update to match.
2805         * recog.c (peep2_current_count): New variable.
2806         (peep2_next_insn): Check it.
2807         (peephole2_optimize): Set peep2_current_count.
2808         * recog.h (peep2_current_count): Declare.
2809
2810 2005-08-26  Josh Conner  <jconner@apple.com>
2811
2812         PR middle-end/23584
2813         * ipa-pure-const.c (check_tree): Check for volatile-ness
2814         when considering a dereference.
2815
2816 2005-08-27  Jakub Jelinek  <jakub@redhat.com>
2817
2818         * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2819
2820 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
2821
2822         PR rtl-optimization/23561
2823         * builtins.c (get_memory_rtx): Add LEN argument.  If MEM_EXPR is
2824         a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2825         at most LEN bytes long memory fits into the field.
2826         (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2827         expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2828         expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2829
2830 2005-08-26  Richard Henderson  <rth@redhat.com>
2831
2832         PR rtl-opt/23560
2833         * loop.c (biased_biv_may_wrap_p): New.
2834         (maybe_eliminate_biv_1): Use it to suppress non-equality
2835         comparison transformations.  Delete disabled code.
2836
2837 2005-08-26  Ian Lance Taylor  <ian@airs.com>
2838
2839         * combine.c (make_extraction): Avoid reference outside object.
2840
2841 2005-08-26  J"orn Rennecke <joern.rennecke@st.com>
2842
2843         * stor-layout.c (finalize_type_size): Restore behaviour for
2844         non-aggregate types to the status quo ante of the patch for
2845         pr 23467.  Document why it matters.
2846
2847 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
2848
2849         PR c/23506
2850         * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2851         array by one element, initialize the BT_LAST element with NULL.
2852
2853 2005-08-26  David Edelsohn  <edelsohn@gnu.org>
2854
2855         * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2856         optimizing for size.
2857         (plus_eqsi): Same.
2858         (compare_plus_eqsi): Same.
2859         (plus_eqsi_compare): Same.
2860         (neg_eq0<mode>): Same.
2861         (neg_eq<mode>): Same.
2862
2863         * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2864         PROCESSOR_POWER4.
2865
2866 2005-08-26  Nick Clifton  <nickc@redhat.com>
2867
2868         * config/v850/v850.c (ep_memory_operand): Return FALSE if
2869         TARGET_EP is not defined.
2870         * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2871         TARGET_EP is enabled.
2872         (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2873         * config/v850/v850.md (save_all_interrupt): Only use the EP
2874         register if TARGET_EP is defined.
2875         (restore_all_interrupt): Likewise.
2876         * config/v850/lib1funcs.asm: Update functions so that the EP
2877         register is only used if __EP__ is defined.
2878
2879 2005-08-26  David Ung  <davidu@mips.com>
2880
2881         * config/mips/mips.c (mips_expand_prologue): Handle case when
2882         generating for MIPS16 and the outgoing argument area is more than
2883         SMALL_OPERAND. Use the frame pointer as temporary to generate the
2884         add instruction.
2885
2886 2005-08-26  Paul Woegerer  <paul.woegerer@nsc.com>
2887
2888         * config/crx/crx.md: Make doloop_end pattern usage controllable
2889         via mloop-nesting=<max-nesting> command line switch. Make sure
2890         the combiner cannot use doloop_end_<mode> in an illegal way.
2891         * config/crx/crx.c: Use regs up to r6 for argument passing.
2892         Refine crx_address_cost (non cst4 displacements are expensive).
2893         * config/crx/crx.opt: Add switch for mloop-nesting=.
2894
2895 2005-08-26  Adrian Straetling  <straetling@de.ibm.com>
2896
2897         * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2898         (UNSPEC_MVST): New constant.
2899
2900 2005-08-26  Andreas Krebbel  <krebbel1@de.ibm.com>
2901
2902         * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2903         Reject operands containing eliminable registers.
2904         * testsuite/gcc.dg/20050825-1.c: New testcase.
2905
2906 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
2907             Jan Hubicka  <jh@suse.cz>
2908
2909         * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2910
2911 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
2912
2913         PR tree-optimization/23546
2914         * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2915         and REAL_CST nodes.
2916
2917 2005-08-24  Pete Steinmetz  <steinmtz@us.ibm.com>
2918
2919         * params.def (PARAM_MIN_SPEC_PROB): New.
2920         * sched-rgn.c (MIN_PROBABILITY): Delete.
2921         (compute_trg_info): Convert to PARAM_VALUE.
2922         * doc/invoke.texi (param): Document min-spec-prob.
2923
2924 2005-08-24  Fariborz Jahanian <fjahanian@apple.com>
2925
2926         * config/darwin.h: define __PIC__
2927         * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2928         TARGET_OS_CPP_BUILTINS macro.
2929
2930 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
2931
2932         * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2933         yesterday.
2934
2935 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
2936
2937         * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2938         to duplicate_block.
2939         * cfghooks.c (duplicate_block): Added position where to place
2940         new block as argument.
2941         * cfghooks.h (duplicate_block): Declaration changed.
2942         * cfglayout.c (copy_bbs): Add argument after.  Pass it to
2943         duplicate_block.
2944         * cfglayout.h (copy_bbs): Declaration changed.
2945         * cfgloop.h (loop_version): Declaration changed.
2946         * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2947         position to copy_bbs.
2948         (loop_version): Pass position to duplicate_loop_to_header_edge.
2949         Add place_after argument and position new blocks according to
2950         it.
2951         * modulo-sched.c (sms_schedule): Pass place_after argument
2952         to loop_version.
2953         * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2954         * tree-cfg.c (split_edge_bb_loc): New function.
2955         (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2956         to determine position of new blocks.
2957         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2958         to loop_version.
2959         * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2960         argument to duplicate_block.
2961         * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2962         Pass position to copy_bbs.
2963
2964 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
2965
2966         * fold-const.c (ptr_difference_const): Use
2967         cst_and_fits_in_hwi instead of host_integerp.
2968
2969 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
2970
2971         * config/darwin.c (gen_pic_offset): New.
2972         (machopic_indirect_data_reference,  machopic_legitimize_pic_address):
2973         Use it.
2974
2975 2005-08-23  Zdenek Dvorak  <dvorakz@suse.cz>
2976
2977         PR tree-optimization/23486
2978         * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2979
2980 2005-08-23  Phil Edwards  <phil@codesourcery.com>
2981
2982         * config.gcc (*-*-vxworks*):  Update tm_file, add extra_options,
2983         remove use_collect2.
2984         (powerpc-wrs-vxworks):  Update, split out *-*-vxworksae target.
2985
2986         * target-def.h (TARGET_HAVE_CTORS_DTORS):  Allow target
2987         configuration files to override the default value.
2988
2989         * config/t-vxworks:  Remove INSTALL_ASSERT_H.  Define STMP_FIXPROTO,
2990         EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2991         * config/vx-common.h:  New file, split out from...
2992         * config/vxworks.h:  here.  Update for VxWorks 6.x and RTP mode.
2993         * config/vxworksae.h:  New file, for VxWorks AE.
2994         * config/vxworks.opt:  New file.
2995         * config/vxlib.c:  Update for VxWorks 6.
2996
2997         * config/rs6000/t-vxworks (MULTILIB_OPTIONS):  New list.  Adjust
2998         other MULTILIB_* variables appropriately.
2999         (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS):  Correct from t-ppccomm.
3000         * config/rs6000/t-vxworksae:  New file, adjust multilibs for AE.
3001         * config/rs6000/vxworks.h:  Update for VxWorks 6.
3002         * config/rs6000/vxworksae.h:  New file, mostly placeholder for now.
3003
3004 2005-08-23  Andrew Pinski  <pinskia@physics.uc.edu>
3005
3006         PR target/20799
3007         * config/darwin.c (machopic_select_section): Remove the hack to
3008         mark "::operator new" and "::operator delete" for coalescing
3009         even though they are not weak.
3010
3011 2005-08-24  Alan Modra  <amodra@bigpond.net.au>
3012
3013         * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3014         * configure: Regenerate.
3015
3016 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
3017
3018         PR middle-end/23517
3019         * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3020         between vectors.
3021         * convert.c (convert_to_integer, convert_to_vector): Likewise.
3022         * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3023         Likewise.
3024
3025 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
3026
3027         * config/rs6000/predicates.md (equality_operator): New.
3028         * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3029         comparison with a large constant.
3030
3031 2005-08-23  Mark Mitchell  <mark@codesourcery.com>
3032
3033         * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3034
3035 2005-08-23  J"orn Rennecke <joern.rennecke@st.com>
3036
3037         * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3038         registers is even, and we have a hardware double precision fp,
3039         align the buffer.
3040         (sh_gimplify_va_arg_expr): For floating point arguments, consider
3041         size of current argument when checking if argument was passed in
3042         registers.
3043
3044         * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3045
3046         PR middle-end/23467
3047         * stor-layout.c (finalize_type_size): Dont override
3048         existing alignment with a smaller alignment from the mode.
3049
3050 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
3051
3052         * lambda-code.c (lambda_vector_lexico_pos): Moved...
3053         * lambda.h (lambda_vector_lexico_pos): ... here.
3054         * tree-data-ref.c (build_classic_dist_vector): Return false when
3055         the distance vector is lexicographically negative.
3056
3057 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
3058
3059         PR tree-optimization/23511
3060         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3061         handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3062
3063 2005-08-23  Jakub Jelinek  <jakub@redhat.com>
3064
3065         PR tree-optimization/22043
3066         * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3067         * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3068         If ALLOW_FLEXARR, handle types ending with flexible array member.
3069         Pass false as second argument to recursive count_type_elements calls.
3070         (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3071         argument to count_type_elements call.
3072         * tree-sra.c (decide_block_copy): Likewise.
3073         * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3074         for a constant-sized object, set cleared as well.  Pass true as
3075         second argument to count_type_elements call.
3076
3077 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
3078
3079         PR target/21571
3080         * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3081         from legitimate_small_data_p, and make global.  Update use.
3082         Remove forward declaration.
3083         * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3084         Declare.
3085         * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3086
3087 2005-08-23  David Edelsohn  <edelsohn@gnu.org>
3088
3089         * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3090         of scratch intermediates.
3091         (eq<mode>_compare): Same.
3092         (neg_eq0<mode>): New.
3093         (neg_eq<mode>): Convert to define_insn_and_split.
3094
3095 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
3096
3097         PR target/23070
3098         * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3099         stdarg functions, set/clear the fp marker even when no variable
3100         args are passed.
3101         * config/rs6000/sysv4.opt (mprototype): Describe.
3102
3103 2005-08-22  Jakub Jelinek  <jakub@redhat.com>
3104
3105         PR rtl-optimization/23478
3106         * regs.h (reg_info): Add throw_calls_crossed.
3107         (REG_N_THROWING_CALLS_CROSSED): Define.
3108         * flow.c (allocate_reg_life_data): Initialize
3109         REG_N_THROWING_CALLS_CROSSED.
3110         (propagate_one_insn, attempt_auto_inc): Update
3111         REG_N_THROWING_CALLS_CROSSED.
3112         * global.c (global_alloc): Don't allocate pseudos across
3113         calls that may throw.
3114
3115 2005-08-22  Andrew Pinski  <pinskia@physics.uc.edu>
3116
3117         PR c/18715
3118         * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3119         value is inbetween the range if we did not find an exact match.
3120
3121 2005-08-22  Aldy Hernandez  <aldyh@redhat.com>
3122
3123         * doc/invoke.texi (Option Summary): Add ms1 options.
3124         * doc/extend.texi: Document interrupt handler attribute for ms1.
3125         * doc/md.texi: Document ms1 constraints.
3126         * config.gcc: Add ms1-*-elf.
3127         * config/ms1/ms1.h: New.
3128         * config/ms1/ms1.c: New.
3129         * config/ms1/ms1.md: New.
3130         * config/ms1/ms1-protos.h: New.
3131         * config/ms1/ABI.txt: New.
3132         * config/ms1/crti.asm: New.
3133         * config/ms1/crtn.asm: New.
3134         * config/ms1/lib2extra-funcs.c: New.
3135         * config/ms1/t-ms1: New.
3136         * config/ms1/ms1.opt: New.
3137
3138 2005-08-22 Ira Rosen <irar@il.ibm.com>
3139
3140         * config/rs6000/altivec.md (xorv4sf3): New.
3141         (negv4sf2, neg<mode>2): Likewise.
3142
3143 2005-08-21  H.J. Lu  <hongjiu.lu@intel.com>
3144
3145         PR target/23485
3146         * config/ia64/ia64.md (divsi3): Check divide by zero.
3147         (udivsi3): Likewise.
3148         (divdi3): Likewise.
3149         (udivdi3): Likewise.
3150
3151 2005-08-21  Jakub Jelinek  <jakub@redhat.com>
3152
3153         * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3154         up to elem_bitsize bits, not max_bitsize.
3155
3156 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
3157
3158         PR tree-optimization/23433
3159         * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3160         REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3161
3162 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
3163
3164         PR tree-optimization/23434
3165         * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3166         the iteration bound is not an INTEGER_CST.
3167
3168 2005-08-21  Dorit Nuzman  <dorit@il.ibm.com>
3169
3170         * tree-vect-transform.c (get_initial_def_for_reduction): Set
3171         need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3172         NULL if need_epilog_adjust is false.
3173         (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3174         Case 3 always peels first itration, not just for PLUS case, and no need
3175         to use scalar_initial_def here. Create an epilog adjustment only if
3176         scalar_initial_def is not NULL.
3177
3178         (vectorizable_reduction): Remove assert.
3179
3180 2005-08-20  H.J. Lu  <hongjiu.lu@intel.com>
3181
3182         PR target/23485
3183         * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3184         (__moddi3): Likewise.
3185         (__udivdi3): Likewise.
3186         (__umoddi3): Likewise.
3187         (__divsi3): Likewise.
3188         (__modsi3): Likewise.
3189         (__udivsi3): Likewise.
3190         (__umodsi3): Likewise.
3191
3192 2005-08-20  Jakub Jelinek  <jakub@redhat.com>
3193
3194         * tree-pass.h (TDF_GRAPH): Define.
3195         * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3196         * passes.c (finish_optimization_passes): Only call
3197         finish_graph_dump_file if TDF_GRAPH is set.
3198         (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3199         NULL.  Set TDF_GRAPH bit.
3200         (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3201
3202 2005-08-20  Richard Earnshaw  <richard.earnshaw@arm.com>
3203
3204         * arm.h (arm_stack_offsets): Add locals_base field.
3205         * arm.c (arm_get_frame_offsets): Compute it.
3206         (thumb_compute_initial_elimination offset): Make the Thumb frame
3207         pointer point to the base of the local variables.
3208         (thumb_expand_prologue): Update accordingly.
3209         (thumb_expand_epilogue): Likewise.
3210
3211         * arm.md (thumb_movhi_clobber): Make this insn a define_expand.  Change
3212         mode of clobbered scratch to DImode.  Handle a case that's known to
3213         need this.
3214
3215 2005-08-19  David Edelsohn  <edelsohn@gnu.org>
3216
3217         * config/rs6000/rs6000.md (gt0<mode>): Delete.
3218         (gt0<mode>_compare): Delete.
3219         (neg_gt0<mode>): Delete.
3220
3221 2005-08-19  Eric Christopher  <echristo@apple.com>
3222
3223         * optabs.h: Change CTI_ to COI_.
3224         * optabs.c: Ditto.
3225
3226 2005-08-19  James E Wilson  <wilson@specifix.com>
3227
3228         * builtins.c (expand_builtin_return_addr): Set
3229         current_function_accesses_prior_frames when count != 0.  Use
3230         frame_pointer_rtx when count == 0.
3231         * function.h (struct function): Add accesses_prior_frames field.
3232         (current_function_accesses_prior_frames): Define.
3233         * reload1.c (init_elim_table): Check
3234         current_function_accesses_prior_frames.
3235         * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3236
3237 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
3238
3239         * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3240         indicator.  Return true if the flowgraph changed during
3241         cleanup.
3242
3243 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
3244
3245         PR 23476
3246         * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3247         conditional expression before testing its value.
3248
3249 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
3250
3251         * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3252
3253 2005-08-19  Devang Patel  <dpatel@apple.com>
3254
3255         PR tree-optimization/23048
3256         * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3257         third parameter. Check whether latch is dominated by exit
3258         block or not.
3259         (if_convertible_loop_p): Supply exit block itself to
3260         if_convertible_bb_p.
3261
3262 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
3263
3264         PR target/23473
3265         * arm.md (arm_load_pic_register): Change argument to the mask of
3266         saved registers.  Call thumb_find_work_register if we need a
3267         scratch register on Thumb.
3268         (arm_expand_prologue): Pass empty register set to
3269         arm_load_pic_register.
3270         (thumb_expand_prologue): Pass live_regs_mask directly to
3271         arm_load_pic_register.
3272         * arm-protos.h (arm_load_pic_register): Update prototype.
3273
3274 2005-08-19  J"orn Rennecke <joern.rennecke@st.com>
3275
3276         * sh.c (find_sole_member): New function.
3277         (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3278         if the record's alignment is larger than the size of its only member.
3279
3280 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
3281
3282         PR target/23436
3283         * arm.c (thumb_legitimize_reload_address): New function.
3284         * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3285         * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3286
3287 2005-08-19  Paul Woegerer  <paul.woegerer@nsc.com>
3288
3289         * config/crx/crx.c: Implement crx_decompose_address. Reject
3290         symbolic displacements since CRX register relative adressing
3291         mode can't handle unsigned 32-bit values as displacements.
3292         * config/crx/crx.h: Simplify definitions, remove redundant
3293         parenthesis and obsolete macros.
3294         * config/crx/crx.opt: Add new switch for debugging addresses.
3295         * config/crx/crx-protos.h: Add new declarations for above.
3296
3297 2005-08-19  Andrew Pinski  <pinskia@physics.uc.edu>
3298
3299         PR middle-end/20624
3300         * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3301         looking past it.
3302
3303 2005-08-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3304
3305         * collect2.c (dup2): Delete.
3306         * configure.ac: Don't check for dup2.
3307
3308         * config.in, configure: Regenerate.
3309
3310 2005-08-18  J"orn Rennecke <joern.rennecke@st.com>
3311
3312         * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3313         record with the type of its only member.
3314
3315 2005-08-18  David Edelsohn  <edelsohn@gnu.org>
3316
3317         * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3318         define_insn_and_split.
3319         (plus_ltu<mode>_compare): Same.
3320         (gtu<mode>_compare): Same.
3321         (plus_gtu<mode>_compare): Same.
3322
3323 2005-08-18  Dorit Nuzman  <dorit@il.ibm.com>
3324
3325         PR tree-optimization/22228
3326         * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3327         todo_flags_start.
3328         * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3329         are recorded in vect_vnames_to_rename for renaming.
3330         * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3331         (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3332         in vect_vnames_to_rename.
3333         (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3334         * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3335
3336 2005-08-18  Jan Hubicka  <jh@suse.cz>
3337
3338         PR c++/22034
3339         * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3340         info only for local statics, not for member variables.
3341
3342 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3343
3344         * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3345
3346 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3347
3348         * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3349
3350 2005-08-18  Andrew Pinski  <pinskia@physics.uc.edu>
3351
3352         PR middle-end/16045
3353         * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3354
3355 2005-08-17  James E Wilson  <wilson@specifix.com>
3356
3357         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3358         array size check.
3359
3360 2005-08-17  David Edelsohn  <edelsohn@gnu.org>
3361
3362         * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3363         (leu<mode>_compare): Same.
3364         (plus_leu<mode>): Same.
3365         (neg_leu<mode>): Same.
3366         (and_neg_leu<mode): Same.
3367         (ltu<mode>_compare): Same.
3368         (plus_ltu<mode>): Same.
3369         (geu<mode>): Same.
3370         (geu<mode>_compare): Same.
3371         (plus_geu<mode>): Same.
3372         (neg_geu<mode>): Same.
3373         (and_neg_geu<mode>): Same.
3374         (plus_gt<mode>): Same.
3375         (gtu<mode>_compare): Same.
3376         (plus_gtu<mode>): Same.
3377
3378 2005-08-17  Erik Christiansen  <erik@dd.nec.com.au>
3379
3380         * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3381         Move call_table_data to end.  Delete spurious .text.
3382         (callt_save_all_interrupt): Fix comment typo.
3383
3384 2005-08-17  James E Wilson  <wilson@specifix.com>
3385             Kevin Winchester  <winchester@amirix.com>
3386
3387         PR target/21684
3388         * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3389
3390 2005-08-17  Uros Bizjak  <uros@kss-loka.si>
3391
3392         PR target/23268
3393         * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3394         ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3395
3396 2005-08-17  J"orn Rennecke <joern.rennecke@st.com>
3397
3398         * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3399         record with the type of its only member if the modes don't match.
3400
3401         * varasm.c (decode_reg_name): Skip empty additional register names.
3402
3403 2005-08-16  Zdenek Dvorak  <dvorakz@suse.cz>
3404
3405         * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3406         lsm_tmp_name_length): New.
3407         (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3408         (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3409
3410 2005-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3411             Andreas Krebbel  <krebbel1@de.ibm.com>
3412
3413         * config.gcc: Added z9-109 switch.
3414         * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3415         "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3416         "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3417         "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3418         "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3419         for "z9_109" cpu attribute.
3420         * config/s390/s390.c (z9_109_cost): New processor cost structure.
3421         (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3422         (s390_handle_arch_option): Added z9-109 switch.
3423         (override_options): Set respective cost function for z9-109.
3424         (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3425         (legitimate_reload_constant_p): Accept extended immediates.
3426         (print_operand): Three new output modifiers added: k, m and o.
3427         (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3428         (s390_output_mi_thunk): Use extended immediate when possible.
3429         * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3430         (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3431         (CONSTRAINT_LEN): Added length of O constraint.
3432         (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3433         * config/s390/s390.md ("cpu"): New value z9_109 added.
3434         ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3435         "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3436         "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3437         "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3438         "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3439         ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3440         "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3441         "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3442         ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3443         "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3444         "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3445         "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3446         "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3447         "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3448         "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3449         immediates.
3450         ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3451         "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3452         insns for TARGET_EXTIMM.
3453
3454 2005-08-17  Andreas Krebbel  <krebbel1@de.ibm.com>
3455
3456         * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3457
3458 2005-08-17  Nick Clifton  <nickc@redhat.com>
3459
3460         * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3461         Call default_encode_section_info.
3462
3463 2005-08-17  Steven Bosscher  <stevenb@suse.de>
3464
3465         PR tree-optimization/21574
3466         * tree-ssa-ccp.c (likely_value): If the right hand side is a
3467         constant, return CONSTANT.
3468         (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3469         (ccp_fold, visit_assignment): Likewise.
3470         (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3471
3472 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
3473
3474         * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3475         fold_buildN instead of buildN then fold_initializer or fold.
3476         (build_unary_op): Likewise.
3477         (build_binary_op): Likewise.
3478         * fold-const.c (fold_initializer): Remove.
3479         (fold_build1_initializer): New function.
3480         (fold_build2_initializer): New function.
3481         (fold_build3_initializer): New function.
3482         * tree.h (fold_initializer): Remove.
3483         (fold_build1_initializer): New function.
3484         (fold_build2_initializer): New function.
3485         (fold_build3_initializer): New function.
3486
3487 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
3488
3489         * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3490         (try_move_mult_to_index): Call fold_build2 instead of build2.
3491         (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3492         * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3493         fold_binary_to_constant.
3494         (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3495         fold (build.
3496         * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3497         check if A == gcd (A, B).  Remove TYPE argument.
3498         (analyze_offset) Use fold_build2 instead of fold (build.
3499         (create_data_ref): Likewise.
3500         (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3501         * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3502         then fold.
3503
3504 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
3505
3506         * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3507         ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3508
3509 2005-08-16  Andrew Pinski  <pinskia@physics.uc.edu>
3510
3511         PR tree-opt/23402
3512         * gimplify.c (zero_sized_type): New function.
3513         (gimplify_modify_expr_rhs): If we have a zero sized type,
3514         replace the statement with an empty statement.
3515
3516 2005-08-16  H.J. Lu  <hongjiu.lu@intel.com>
3517
3518         * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3519         fxsave.
3520
3521 2005-08-16  Ian Lance Taylor  <ian@airs.com>
3522
3523         * doc/tm.texi (Label Output): Correct typo.
3524
3525 2005-08-16  Steven Bosscher  <stevenb@suse.de>
3526
3527         PR target/23376
3528         * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3529         force_operand will work later on using have_insn_for.
3530
3531 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3532
3533         * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3534
3535 2005-08-16  Ian Lance Taylor  <ian@airs.com>
3536
3537         PR c++/23337
3538         * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3539         vector type, don't try to construct it element by element.  Add an
3540         assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3541
3542 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3543
3544         * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3545
3546 2005-08-16  Geoffrey Keating  <geoffk@apple.com>
3547
3548         * doc/invoke.texi (Precompiled Headers): Document some more options
3549         which are known to be safe.
3550
3551 2005-08-16  James E Wilson  <wilson@specifix.com>
3552
3553         PR tree-optimization/21105
3554         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3555         TREE_OVERFLOW check.
3556
3557 2005-08-16  David Edelsohn  <edelsohn@gnu.org>
3558
3559         * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3560         (neg_ltu<mode>): Same.
3561         (gtu<mode>): Same.
3562         (neg_gtu<mode>): Same.
3563
3564 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3565
3566         * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3567         (fold_builtin_isdigit): Use fold_buildN.
3568         (build_function_call_expr): Likewise.
3569         * c-typeck.c (c_finish_loop): Likewise.
3570
3571 2005-08-16  J"orn Rennecke <joern.rennecke@st.com>
3572             Richard Shann <rshann@superh.com>
3573
3574         PR middle-end/20396:
3575         * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3576
3577 2005-08-16  Sebastian Pop  <pop@cri.ensmp.fr>
3578
3579         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3580
3581 2005-08-15  Richard Earnshaw  <richard.earnshaw@arm.com>
3582
3583         PR target/23355
3584         * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3585         arm_compure_save_reg0_reg12_mask to determine when the PIC register
3586         must be saved.
3587
3588 2005-08-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3589
3590         PR middle-end/23369
3591         * fold-const.c (build_range_check): Disable optimization for function
3592         pointer expressions on targets that require function pointer
3593         canonicalization.
3594
3595 2005-08-15  Ulrich Weigand  <uweigand@de.ibm.com>
3596
3597         * simplify-rtx.c (simplify_const_relational_operation): When
3598         extracting arguments of a COMPARE, recompute the mode as well.
3599
3600 2005-08-15  Ian Lance Taylor  <ian@airs.com>
3601
3602         * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3603
3604 2005-08-15  DJ Delorie  <dj@redhat.com>
3605
3606         * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3607         the stack.
3608         (movsi_splittable): Allow, but split, moves to the stack.
3609         * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3610         stack.
3611
3612 2005-08-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3613
3614         * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3615         * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3616         * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3617
3618         * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3619         config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3620         Delete HOST_PTR_PRINTF.
3621
3622         * configure, config.in: Regenerate.
3623
3624 2005-08-15  David Edelsohn  <edelsohn@gnu.org>
3625
3626         * config/rs6000/rs6000.md (QHSI): New mode macro.
3627         (wd): Extend mode attr for QImode and HImode
3628         (dbits): New mode attr.
3629         (zero_extend<mode>di2): Convert to mode macro.
3630
3631 2005-08-15  Steve Ellcey  <sje@cup.hp.com>
3632
3633         PR target/21841
3634         * doc/invoke.texi (-mgnu-ld): Update description.
3635         (-mhp-ld): Ditto.
3636
3637 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
3638
3639         PR 23391
3640         * Makefile.in (tree-chrec.o): Depends on real.h.
3641         * tree-chrec.c: Include real.h.
3642         (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3643         chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3644         * tree-scalar-evolution.c (add_to_evolution_1,
3645         interpret_rhs_modify_expr): Ditto.
3646
3647 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
3648
3649         PR 23386
3650         * tree-data-ref.c (estimate_niter_from_size_of_data): When
3651         step is negative compute the estimation from init downwards to zero.
3652
3653 2005-08-14  James A. Morrison  <phython@gcc.gnu.org>
3654
3655         * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3656
3657 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
3658
3659         * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3660         constraint.
3661         (legitimate_reload_constant_p): Fix handling of lliXX operands.
3662         Accept double-word constants that can be split.
3663         * config/s390/s390.md ("movti"): Use 'P' constraint.
3664         ("*movdi_31", "*movdf_31"): Likewise.
3665
3666 2005-08-14  Daniel Berlin  <dberlin@dberlin.org>
3667
3668         Fix PR tree-optimization/22615
3669
3670         * tree-ssa-structalias.c (solution_set_add): Handle
3671         first_vi_for_offset returning NULL.
3672         (do_da_constraint): Ditto.
3673         (do_sd_constraint): Ditto.
3674         (do_ds_constraint): Ditto
3675         (find_func_aliases): Ditto.
3676         (build_constraint_graph): RHS is allowed be ANYTHING.
3677         (first_vi_for_offset): Return NULL if we couldn't find anything at
3678         the offset.
3679
3680 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
3681
3682         * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3683         over memory as first operand.
3684
3685 2005-08-14  H.J. Lu  <hongjiu.lu@intel.com>
3686
3687         PR target/23360
3688         * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3689         available for setting it.
3690
3691 2005-08-14  Ira Rosen  <irar@il.ibm.com>
3692
3693         PR tree-optimization/23320
3694         * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3695         data-refs' types instead of base object nullness. Add check for
3696         pointer type data-refs before first location comparison. Remove
3697         assert.
3698
3699 2005-08-14  Andreas Schwab  <schwab@suse.de>
3700
3701         * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3702
3703 2005-08-13  James E Wilson  <wilson@specifix.com>
3704
3705         * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3706         * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3707         -fstack-protector-all, --param ssp-buffer-size): Document.
3708         (-Wvariadic-macros): Alphabetize.
3709         (-fsched-stalled-insns-dep): Add missing 'f'.
3710
3711         * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3712         macros.
3713
3714 2005-08-13  David Edelsohn  <edelsohn@gnu.org>
3715
3716         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3717         or indirect address operand.
3718         (EXTRA_ADDRESS_CONSTRAINT): New.
3719         * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3720
3721 2005-08-13  Sebastian Pop  <pop@cri.ensmp.fr>
3722
3723         PR tree-optimization/22236
3724         * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3725         successors and predecessors.
3726         * tree-chrec.c (chrec_convert): Before converting, check that
3727         sequences don't wrap.
3728         * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3729         (analyze_array): Extern.
3730         (find_data_references_in_loop): Remove call to
3731         compute_estimated_nb_iterations.
3732         * tree-data-ref.h (analyze_array): Declared.
3733         * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3734         single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3735         * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3736         * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3737         condition.
3738         * tree-ssa-loop-ivcanon.c: Fix documentation.
3739         * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3740         * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3741         (infer_loop_bounds_from_undefined): New.
3742         (estimate_numbers_of_iterations_loop): Use
3743         infer_loop_bounds_from_undefined.
3744         (used_in_pointer_arithmetic_p): New.
3745         (scev_probably_wraps_p): Pass an extra parameter.  Call
3746         used_in_pointer_arithmetic_p.  Check that AT_STMT is not null.
3747         (convert_step): Fix documentation.
3748         * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3749         Use initial_condition_in_loop_num and evolution_part_in_loop_num
3750         instead of CHREC_LEFT and CHREC_RIGHT.  Adjust the call to
3751         scev_probably_wraps_p.
3752
3753 2005-08-13  Ulrich Weigand  <uweigand@de.ibm.com>
3754
3755         * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3756         (s390_register_info): Ignore clobbered_regs information for fixed
3757         registers, and only fixed registers.
3758         (s390_init_frame_layout): Remove redundant call.
3759
3760 2005-08-12  Gerald Pfeifer  <gerald@pfeifer.com>
3761
3762         * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3763         description of -Wold-style-casts.
3764
3765 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3766             Jakub Jelinek  <jakub@redhat.com>
3767
3768         * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3769         * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3770         * config/s390/s390.c (print_operand): New output modifier 'G' added.
3771         (get_thread_pointer): Renamed to s390_get_thread_pointer.
3772         * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3773         TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3774         (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3775         (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3776         ("stack_protect_set", "stack_protect_test"): New expanders.
3777         ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3778         "stack_protect_testdi"): New insn definitions.
3779
3780 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3781
3782         * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3783
3784 2005-08-12  Paul Brook  <paul@codesourcery.com>
3785
3786         * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3787
3788 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3789
3790         * config/s390/predicates.md (setmem_operand): New predicate.
3791         (shift_count_operand): Accept ANDs with special constants as
3792         operand.
3793         * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3794         with special constants.
3795         * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3796         shift_count_operand with setmem_operand.
3797
3798 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3799
3800         * config/s390/s390.c (s390_extract_part, s390_single_part):
3801         Type cast added.
3802         (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3803         (s390_output_mi_thunk): Don't use lg on 31 bit.
3804         * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3805         ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3806
3807 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3808
3809         * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3810         (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3811         s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3812         s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3813         with one of the new macros.
3814
3815 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3816
3817         * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3818         Don't set save_return_addr_p.
3819         (s390_register_info): Make clobbered_regs not depending on
3820         save_return_addr_p.
3821
3822 2005-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
3823
3824         * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3825         (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3826
3827 2005-08-11  James E. Wilson  <wilson@specifix.com>
3828
3829         * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3830
3831 2005-08-11  Jakub Jelinek  <jakub@redhat.com>
3832
3833         * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3834         locations gathered by var-tracking in single entry loc_list
3835         over loc_descriptor_from_tree.
3836
3837         * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3838         pass it down to loc_descriptor.
3839         (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3840         (containing_function_has_frame_base): Move earlier in the file.
3841         (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3842         instead of always assuming fbreg can't be used.
3843
3844 2005-08-11  David Edelsohn  <edelsohn@gnu.org>
3845
3846         * config/rs6000/altivec.md: Change constraint "m" to "Z".
3847         * config/rs6000/predicates.md (indexed_or_indirect_operand):
3848         Accept address wrapped in AND for Altivec.
3849         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3850         Strip AND wrapping offset address for Altivec.
3851
3852 2005-08-11  Richard Henderson  <rth@redhat.com>
3853
3854         PR middle-end/23312
3855         * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3856         before using TYPE_IS_SIZETYPE.
3857
3858 2005-08-11  Richard Henderson  <rth@redhat.com>
3859
3860         PR target/22225
3861         * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3862         insn types not present on ev4.
3863         (alphaev5_insn_pipe): Similarly.
3864
3865 2005-08-11  Richard Earnshaw  <richard.earnshaw@arm.com>
3866
3867         PR target/23250
3868         * arm.c (arm_override_options): If the user has selected callee-super-
3869         interworking, then enable normal interworking.
3870
3871 2005-08-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3872
3873         * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3874         redefinition.
3875
3876 2005-08-11  Wu Zhou  <woodzltc@cn.ibm.com>
3877
3878         * doc/rtl.texi: Fix two typos.
3879
3880 2005-08-11  Richard Guenther  <rguenther@suse.de>
3881
3882         PR target/23289
3883         * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3884         cases where we call to/from functions returning void.
3885
3886 2005-08-10  James A. Morrison  <phython@gcc.gnu.org>
3887
3888         PR c++/23225
3889         * tree.c (build_pointer_type_for_mode): Robustify.
3890
3891 2005-08-10  James E Wilson  <wilson@specifix.com>
3892
3893         * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3894         (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3895
3896         * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3897         "cum->".
3898
3899 2005-08-10  Eric Christopher  <echristo@apple.com>
3900
3901         * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3902         * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3903         V2DFmode.
3904
3905 2005-08-10  Andrew Pinski  <pinskia@physics.uc.edu>
3906
3907         PR target/21887
3908         * config/darwin.c (machopic_indirect_data_reference): Use a new register
3909         for the high part when generating dynamic-no-pic code.
3910
3911 2005-08-10  H.J. Lu  <hongjiu.lu@intel.com>
3912
3913         * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3914         (x86_64-*-linux*): Likewise.
3915
3916         * config/i386/crtfastmath.c: New file.
3917         * config/i386/t-crtfm: Likewise.
3918
3919         * config/i386/linux.h (ENDFILE_SPEC): New.
3920         * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3921
3922         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3923         crtfastmath.o.
3924
3925 2005-08-10  Dorit Nuzman  <dorit@il.ibm.com>
3926
3927         * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3928         (vec_shl, vec_shr): Document new operations.
3929         * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3930
3931 2005-08-10  David Edelsohn  <edelsohn@gnu.org>
3932
3933         * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3934         * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3935         change predicate to indexed_or_indirect_address.
3936
3937 2005-08-10  Richard Sandiford  <richard@codesourcery.com>
3938
3939         * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3940         * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3941         __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3942         and __aeabi_uwrite8.
3943         * config/arm/unaligned-funcs.c: New file.
3944         * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3945
3946 2005-08-09  Paolo Bonzini  <bonzini@gnu.org>
3947
3948         * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3949         Add dump.
3950         * cfglayout.c (pass_insn_locators_initialize): Add dump.
3951         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3952         Add dump.
3953         * except.c (pass_convert_to_eh_region_ranges): Add dump.
3954         * final.c (pass_shorten_branches): Add dump.
3955         * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3956         (pass_life): Rename dump.
3957         (rest_of_handle_flow2): Remove initial verify_flow_info.
3958         * function.c (pass_instantiate_virtual_regs): Add dump.
3959         * integrate.c (pass_initial_value_sets): Add dump.
3960         * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3961         * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3962         (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3963         pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3964         (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3965         gate_rtl_unrool_and_peel_loops): New.
3966         (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3967         rtl_doloop): Do not look at flags.
3968         * mode-switching.c (pass_mode_switching): Add dump.
3969         * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3970         pass_split_before_regstack): Add dump.
3971         * regmove.c (pass_stack_adjustments): Add dump.
3972         * tree-optimize.c (pass_fixup_cfg): Add dump.
3973
3974 2005-08-10  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3975
3976         PR 23309
3977         * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3978         deciding which instruction sequence to use.
3979
3980 2005-08-09  Dorit Nuzman  <dorit@il.ibm.com>
3981
3982         * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3983         BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3984
3985 2005-08-09  Richard Guenther  <rguenther@suse.de>
3986
3987         * c-common.c (builtin_function_2): Remove.
3988         (def_builtin_1): New function.
3989         (c_common_nodes_and_builtins): Use def_builtin_1 to
3990         build builtin functions.
3991
3992 2005-08-09  Jie Zhang  <jie.zhang@analog.com>
3993
3994         * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3995         * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3996         * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3997         Visual DSP.
3998
3999 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
4000
4001         * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4002         fold_binary instead of fold_build2 since we don't care about the
4003         resulting tree.
4004         (loop_niter_by_eval): Likewise.
4005         (compare_trees): Likewise.
4006         (proved_non_wrapping_p): Likewise.
4007
4008 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
4009
4010         PR c/23161
4011         PR c/23165
4012         * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4013         if the if is really empty.
4014
4015 2005-08-09  Steven Bosscher  <stevenb@suse.de>
4016
4017         PR tree-optimization/23234
4018         * tree-ssa-math-opts.c (place_reciprocal): New enum.
4019         (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4020         argument of the new enum.
4021         (execute_cse_reciprocals): Add reciprocals for function arguments
4022         on the unique successor edge of the entry block.  Update other calls
4023         to execute_cse_reciprocals_1.
4024
4025 2005-08-08  Richard Henderson  <rth@redhat.com>
4026
4027         PR 22439
4028         * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4029
4030 2005-08-08  Bob Wilson  <bob.wilson@acm.org>
4031
4032         * expr.c (write_complex_part): Return after handling MEM.
4033
4034 2005-08-08  Josh Conner  <jconner@apple.com>
4035
4036         PR rtl-optimization/23241
4037         * combine.c (simplify_comparison): Fix error in determining
4038         whether to lift a subreg from comparison.
4039
4040 2005-08-08  David Edelsohn  <edelsohn@gnu.org>
4041
4042         PR target/18506
4043         * config/rs6000/altivec.md (vec_init<mode>): New.
4044         (vec_set<mode>): New.
4045         (vec_extract<mode>): New.
4046         * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4047         (rs6000_expand_vector_set): New.
4048         (rs6000_expand_vector_extract): New.
4049         (rs6000_legitimate_offset_address_p): Offset addresses are valid
4050         for Altivec modes before reload.
4051         (altivec_expand_vec_init_builtin): New.
4052         (get_element_number): New.
4053         (altivec_expand_vec_set_builtin): New.
4054         (altivec_expand_vec_ext_builtin): New.
4055         (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4056         builtins.
4057         (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4058         builtins.
4059         * config/rs6000/rs6000.h (rs6000_builtins): Add
4060         ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4061         ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4062         * config/rs6000/rs6000-protos.h: Declare new functions.
4063
4064 2005-08-08  Jan Hubicka  <jh@suse.cz>
4065
4066         * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4067         (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4068         * i386.md (movdi*): Use pic_32bit_operand.
4069         * predicates.md (pic_32bit_operand): New.
4070
4071 2005-08-08  Nathan Sidwell  <nathan@codesourcery.com>
4072
4073         PR c++/21166
4074         * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4075
4076 2005-08-07  James A. Morrison  <phython@gcc.gnu.org>
4077
4078         * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4079         (test_for_singularity): Use fold_build2.
4080
4081 2005-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4082
4083         * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4084
4085 2005-08-07  Danny Smith  <dannysmith@users.sourceforge.net>
4086
4087         * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4088         (COMMON_ASM_OP) Define.
4089         * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4090         (ix86_encode_section_info): Likewise.
4091         (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4092         SUBTARGET_ENCODE_SECTION_INFO.
4093
4094 2005-08-06  Richard Henderson  <rth@redhat.com>
4095
4096         PR 21894
4097         * tree-nested.c (convert_local_reference): Save and restore val_only
4098         around component_ref and friends.  Clear walk_subtrees by default.
4099
4100 2005-08-06  Peter O'Gorman  <peter@pogma.com>
4101
4102         PR 21366
4103         * gcc.c (process_command): Check the argument to -b has a dash.
4104         * doc/invoke.texi: Update -b and -V docs.
4105
4106 2005-08-06  James E Wilson  <wilson@specifix.com>
4107
4108         * config/mips/cross64.h, config/mips/t-cross64: Delete.
4109
4110 2005-08-06  Michael Matz  <matz@suse.de>
4111
4112         * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4113         member only if only one insn is associated with the value.
4114
4115 2005-08-06  Nick Clifton  <nickc@redhat.com>
4116
4117         * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4118         New define.
4119         (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4120         * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4121         Check symbol flags instead of symbol name mangling.
4122         (xstormy16_asm_output_aligned_common): Likewise.  Also
4123         simplify code since the bss100_section cass is the only case
4124         where the below100 code will be triggered.
4125         (xstormy16_encode_section_info): Encode below100 attribute
4126         using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4127         the name.
4128         (xstormy16_strip_name_encoding): Delete - this function is no
4129         longer needed.
4130         (TARGET_STRIP_NAME_ENCODING): Undefine.
4131         * config/stormy16/stormy16-protos.h: Delete prototype for
4132         xstormy16_strip_name_encoding.
4133
4134 2005-08-06  Kazu Hirata  <kazu@codesourcery.com>
4135
4136         * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4137         config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4138         tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4139         config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4140         config/alpha/predicates.md, config/arc/arc.h,
4141         config/arm/arm.h, config/arm/ieee754-df.S,
4142         config/arm/ieee754-sf.S, config/bfin/bfin.c,
4143         config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4144         config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4145         config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4146         config/m68hc11/m68hc11.h, config/mips/mips.c,
4147         config/mips/mips.h, config/mips/openbsd.h,
4148         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4149         config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4150         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4151         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4152         config/sparc/linux.h, config/sparc/linux64.h,
4153         config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4154         doc/extend.texi, doc/gcov.texi, doc/install.texi,
4155         doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4156         typos.  Follow spelling conventions.
4157
4158 2005-08-06  Joseph S. Myers  <joseph@codesourcery.com>
4159
4160         PR c/23113
4161         * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4162         Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4163         specially.  Check for side effects only for COND_EXPR.
4164         * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4165         return with TREE_NO_WARNING.
4166
4167 2005-08-06  Richard Sandiford  <richard@codesourcery.com>
4168
4169         PR rtl-optimization/23233
4170         * loop.c (combine_movables): Require the modes to be the same.
4171         (move_movables): Remove handling of cases where the replacement
4172         had a different mode to the original.
4173
4174 2005-08-05  James A. Morrison  <phython@gcc.gnu.org>
4175
4176         PR tree-optimization/23128
4177         * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4178         subtraction wrap, and set TREE_OVERFLOW if they do.
4179
4180 2005-08-05  Richard Henderson  <rth@redhat.com>
4181
4182         PR 21728
4183         * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4184         FORCED_LABEL labels.
4185
4186 2005-08-05  J"orn Rennecke <joern.rennecke@st.com>
4187
4188         PR middle-end/23135
4189         * reload.c (find_reloads_subreg_address): Pass down TYPE
4190         unchanged.  Change all callers except find_reloads_toplev.
4191
4192 2005-08-05  Michael Matz  <matz@suse.de>
4193
4194         * genattrtab.c (current_alternative_string): Remove.
4195         (SIMPLIFY_ALTERNATIVE): Ditto.
4196         (attr_alt_bit_p): Ditto.
4197         (alternative_name): Make const char *.
4198         (evaluate_eq_attr): Remove use of above things.
4199         (simplify_test_exp): Ditto.
4200         (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4201         (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4202
4203 2005-08-04  James E Wilson  <wilson@specifix.com>
4204
4205         * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4206         config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4207         config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4208         config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4209         (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4210
4211 2005-08-04  Richard Henderson  <rth@redhat.com>
4212
4213         PR 21529
4214         * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4215         * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4216         * tree-sra.c (decide_block_copy): Use it.  Disable element copy
4217         if we'd have to instantiate too many members.
4218
4219 2005-08-04  Richard Henderson  <rth@redhat.com>
4220
4221         PR 21291
4222         * tree-outof-ssa.c (coalesce_asm_operands): New.
4223         (coalesce_ssa_name): Use it.  Split out ...
4224         (coalesce_phi_operands, coalesce_result_decls): ... these.
4225
4226 2005-08-04  Paul Brook  <paul@codesourcery.com>
4227
4228         * read-rtl.c (read_quoted_string): Break if EOF.
4229
4230 2005-08-04  Andrew Pinski  <pinskia@physics.uc.edu>
4231
4232         * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4233         (fold_build2): Likewise.
4234         (fold_build3): Likewise.
4235         (fold_build1_stat): New function prototype.
4236         (fold_build2_stat): Likewise.
4237         (fold_build3_stat): Likewise.
4238         * fold-const.c (fold_build1): Rename to ..
4239         (fold_build1_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
4240         through to build1_stat.
4241         (fold_build2): Rename to ..
4242         (fold_build2_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
4243         through to build2_stat.
4244         (fold_build3): Rename to ..
4245         (fold_build3_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
4246         through to build3_stat.
4247
4248 2005-08-04  David Edelsohn  <edelsohn@gnu.org>
4249             Ian Lance Taylor  <ian@airs.com>
4250
4251         * function.c (assign_stack_local_1): Do not correct stack slot
4252         address if allocation size is smaller than mode size.
4253
4254 2005-08-04  Diego Novillo  <dnovillo@redhat.com>
4255
4256         PR 22037
4257         * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4258         (tree_merge_blocks): Propagate anything allowed by
4259         may_propagate_copy.
4260         Clarify documentation.
4261         * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4262         SSA form, schedule an update if necessary.
4263
4264 2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>
4265
4266         * doc/install.texi (Binaries): Remove broken link to
4267         Sinix/Reliant Unix binaries.
4268
4269 2005-08-03  Richard Henderson  <rth@redhat.com>
4270
4271         PR 23221
4272         * function.c (stack_protect_epilogue): Export.
4273         * tree.h (stack_protect_epilogue): Declare.
4274         * calls.c (expand_call): Call it.
4275
4276 2005-08-03  Eric Christopher  <echristo@apple.com>
4277
4278         * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4279         * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4280         spec.
4281
4282 2005-08-04  Jan Hubicka  <jh@suse.cz>
4283
4284         * profile.c (branch_prob): Split edges with goto locus on them
4285         to get proper line counts.
4286         * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4287
4288 2005-08-03  Paul Brook  <paul@codesourcery.com>
4289
4290         * function.c (assign_parms): Round current_function_args_size
4291         to PARM_BOUNDARY, not STACK_BOUNDARY.
4292
4293 2005-08-03  Geoffrey Keating  <geoffk@apple.com>
4294
4295         * config/i386/i386.c (x86_elf_aligned_common)
4296         (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4297
4298 2005-08-03  Zdenek Dvorak  <dvorakz@suse.cz>
4299
4300         PR tree-optimization/23157
4301         * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4302         before emitting them.
4303
4304 2005-08-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
4305
4306         PR tree-optimization/19899
4307         * Makefile.in (tree-scalar-evolution.o): Add real.h.
4308         * tree-scalar-evolution.c: Include real.h.
4309         (add_to_evolution): Build constant -1 of correct type.
4310
4311 2005-08-03  Jan Hubicka  <jh@suse.cz>
4312
4313         * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4314         * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4315         profile updating for complette unrolling.
4316         * loop-unroll.c (peel_loop_completely): Use it.
4317         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4318         (tree_unroll_loops_completely): Disable code growing unrolling of cold
4319         loops.
4320
4321 2005-08-03  Paul Brook  <paul@codesourcery.com>
4322
4323         * combine.c (can_change_dest_mode): New function.
4324         (try_combine, simplify_set): Use it.
4325
4326 2005-08-03  Eric Botcazou  <ebotcazou@adacore.com>
4327
4328         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4329         TFmode to BLKmode.
4330
4331 2005-08-03  Gerald Pfeifer  <gerald@pfeifer.com>
4332
4333         * doc/install.texi (Specific): Adjust link to openavr.org.
4334         (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4335         (Binaries): Adjust HP-UX Porting Center link.
4336         (Binaries): Adjust Free Software Foundation ordering link.
4337
4338 2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>
4339
4340         * convert.c (convert_to_integer): Use fold_build1 instead of
4341         build1 when converting an integer to an integer.
4342
4343 2005-08-02  Richard Henderson  <rth@redhat.com>
4344
4345         * combine.c (combine_instructions): Don't use reg_equal/equiv
4346         results if the mode doesn't match.
4347
4348 2005-08-02  Mark Mitchell  <mark@codesourcery.com>
4349
4350         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4351         * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4352
4353 2005-08-02  Richard Henderson  <rth@redhat.com>
4354
4355         PR 23196
4356         * explow.c (memory_address): Remove special-case for
4357         virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4358
4359 2005-08-02  Diego Novillo  <dnovillo@redhat.com>
4360
4361         PR 23164
4362         * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4363         number of calls to cleanup_tree_cfg_1.
4364
4365 2005-08-02  Martin Reinecke  <martin@mpa-garching.mpg.de>
4366
4367         * doc/invoke.texi: document file extensions .F90 and .F95
4368
4369 2005-08-02  Richard Guenther  <rguenther@suse.de>
4370
4371         * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4372         positive if its first argument is positive.
4373
4374 2005-08-02  Richard Guenther  <rguenther@suse.de>
4375
4376         PR tree-optimization/23177
4377         * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4378         on TMR_TAG.
4379
4380 2005-08-02  James A. Morrison  <phython@gcc.gnu.org>
4381
4382         PR tree-optimization/23129
4383         * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4384         varying for divisions with anti-ranges.
4385
4386 2005-08-02  Jan Hubicka  <jh@suse.cz>
4387
4388         * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4389         * tree-ssa-threadupdate.c (thread_block): Add it here.
4390
4391 2005-08-01  James E Wilson  <wilson@specifix.com>
4392
4393         * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4394         TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4395         * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4396         New.
4397         * config/mips/predicates.md (const_call_insn_operand): Add check for
4398         SYMBOL_REF_LONG_CALL_P.
4399         * doc/extend.texi (long_call): Document the new attribute.
4400
4401 2005-08-01  Ian Lance Taylor  <ian@airs.com>
4402             Richard Henderson  <rth@redhat.com>
4403
4404         * Makefile.in (RTL_BASE_H): Add real.h.
4405         * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4406         instead of memcpy.
4407         * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4408         directly.
4409         * rtl.c (rtl_check_failed_code_mode): New.
4410         * rtl.h (struct rtx_def): Add u.rv.
4411         (XCMWINT, XCNMPRV): New.
4412         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4413         (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4414
4415 2005-08-01  Richard Henderson  <rth@redhat.com>
4416
4417         * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4418         with auto-inc codes.
4419
4420         * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4421
4422 2005-08-01  Jan Hubicka  <jh@suse.cz>
4423
4424         * i386-protos.h (asm_preferred_eh_data_format): Declare.
4425         * i386.c: Include dwarf2.h
4426         (asm_preferred_eh_data_format): New.
4427         * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4428
4429 2005-08-01  Ian Lance Taylor  <ian@airs.com>
4430
4431         * config/host-linux.c (linux_gt_pch_get_address): Add new name
4432         randomize_va_space for virtual address randomization control.
4433
4434 2005-08-01  Steven Bosscher  <stevenb@suse.de>
4435
4436         * common.opt (flag_ipa_cp): Put in right place to maintain
4437         alphabetic sort.
4438
4439 2005-08-01  Jan Hubicka  <jh@suse.cz>
4440
4441         * profile.c (compute_value_histograms): Fix thinko.
4442         * value-prof.c: Include toplev.h
4443         (check_counter): New function.
4444         (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4445         tree_mod_subtract_transform): Add sanity check.
4446
4447 2005-08-01  Richard Guenther  <rguenther@suse.de>
4448
4449         PR tree-optimization/23133
4450         * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4451         current functions parameter decls to find defs to cse
4452         reciprocals of.
4453
4454 2005-08-01  Richard Guenther  <rguenther@suse.de>
4455
4456         PR tree-optimization/23109
4457         * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4458         If trapping math is in effect, use post-dominator information
4459         to check if we'd in any case reach a trapping point before
4460         doing the reciprocal insertion.
4461         (execute_cse_reciprocals): Compute post-dominators, if necessary.
4462         * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4463         expressions are invariant only if trapping math is not in effect.
4464
4465 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
4466
4467         * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4468         cgraph_function_versioning): New declarations.
4469         * cgraphunit.c: Add include to ipa-prop.h.
4470         (update_call_expr, cgraph_copy_node_for_versioning,
4471         cgraph_function_versioning): New functions.
4472         * integrate.c (copy_decl_for_inlining): Remove.
4473         * ipa-prop.h (ipa_replace_map): New struct.
4474         (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4475         * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4476         ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4477         ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4478         ipcp_iterate_stage, ipcp_method_scale_print,
4479         ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4480         ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4481         ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4482         ipcp_update_bb_counts, ipcp_update_profiling,
4483         ipcp_update_edges_counts): New functions.
4484         (ipcp_method_cval_init): Remove restriction regarding local methods.
4485         (ipcp_init_stage): Add ipcp_method_compute_scale.
4486         (ipcp_insert_stage): Add versioning.
4487         (ipcp_structures_print): Add ipcp_method_scale_print.
4488         (ipcp_driver): Dump profiling info.
4489         * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4490         Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4491         * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4492         (struct inline_data): Add versioning_p, ipa_info, new fields.
4493         (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4494         declare_return_variable): Replace calls to copy_decl_for_inlining with
4495         copy_decl_for_dup.
4496         (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4497         versioning support.
4498         (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4499         Add argument VERSIONING.
4500         (copy_arguments_for_versioning, copy_static_chain,
4501         function_versionable_p, tree_versionable_function_p,
4502         tree_function_versioning, replace_ref_tree): New functions.
4503         * tree-inline.h: Include varray.h.
4504         (tree_versionable_function_p,  tree_function_versioning,
4505         tree copy_decl_for_dup): New declarations.
4506
4507 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
4508
4509         * ipa-cp.c: New file. Contains IPCP specific functionality.
4510         * ipa-prop.h: New file. Contains structures/definitions that can be
4511         used by several interprocedural data flow optimizations (and also IPCP).
4512         * ipa-prop.c: New file.
4513         * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4514         * common.opt: Add ipa-cp flag.
4515         * timevar.def: Add IPCP optimization.
4516         * tree-optimize.c (init_tree_optimization_passes): Schedule
4517         pass_ipa_cp.
4518         * tree-pass.h (pass_ipa_cp): Declare.
4519
4520 2005-08-01  Kazu Hirata  <kazu@codesourcery.com>
4521
4522         * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4523         loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4524         tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4525         config/i386/i386.c, config/mips/mips.h,
4526         config/rs6000/rs6000.h, config/sh/sh.c,
4527         config/stormy16/stormy16.c: Fix comment typos.
4528
4529 2005-08-01  Joseph S. Myers  <joseph@codesourcery.com>
4530
4531         PR c/22311
4532         * c-typeck.c (build_binary_op): Use common_type wrapper on
4533         shortened types.
4534         (common_type): Update comment.
4535
4536 2005-07-31  Steven Bosscher  <stevenb@suse.de>
4537
4538         PR target/23095
4539         * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4540         (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4541         * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4542
4543 2005-07-31  Jan Hubicka  <jh@suse.cz>
4544
4545         * pretty-print.h (pp_widest_integer): New macro.
4546         * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4547         counts.
4548
4549 2005-07-31  Jan Hubicka  <jh@suse.cz>
4550
4551         * output.h (enum section_category): Export from varasm.c
4552         (categorize_decl_for_section): Likewise.
4553         * varasm.c (enum section_category): Kill.
4554         (categorize_decl_for_section): Make global.
4555         * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4556         Declare.
4557         * i386.c (ix86_section_threshold): New static variable.
4558         (ix86_in_large_data_p, ix86_encode_section_info,
4559         x86_64_elf_unique_section,
4560         x86_64_elf_select_section): New functions.
4561         (TARGET_ENCODE_SECTION_INFO): Define
4562         (override_options): Enable medium model for PIC.
4563         (ix86_expand_prologue): Expand gen_set_got_rex64.
4564         (legitimate_constant_p): Handle new UNSPECs.
4565         (legitimate_pic_address_disp_p): Likewise.
4566         (legitimize_pic_address): Lower MEDIUM model addressing.
4567         * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4568         (enum cmodel): Add MEDIUM_PIC.
4569         (SYMBOL_REF_FAR_ADDR_P): New macro.
4570         (SYMBOL_FLAG_FAR_ADDR): New flag.
4571         * i386.md (movdi): Support medium model.
4572         (set_got_rex64): New pattern.
4573         * i386.opt (mlarge-data-threshold): New flag.
4574         * predicates.md (zext_operand/sext_operand): Deal with medium model.
4575         * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4576         (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4577         TARGET_ASM_UNIQUE_SECTION): New.
4578
4579         * invoke.texi (-mlarge_data_threshold): Document
4580
4581 2005-07-31  Jan Hubicka  <jh@suse.cz>
4582
4583         * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4584         (coalesce_vars): Likewise.
4585         * tree-ssa-live.c (coalesce_cost): New.
4586         (build_tree_conflict_graph): Use coalesce_cost.
4587         * tree-ssa-live.h (coalesce_cost): Declare.
4588
4589 2005-07-30  Richard Earnshaw  <richard.earnshaw@arm.com>
4590
4591         * arm.md (all peepholes for post-increment operations): Delete.
4592         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4593         (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4594         (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4595         (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4596         (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4597
4598 2005-07-30  James A. Morrison  <phython@gcc.gnu.org>
4599
4600         * fold-const.c (tree_expr_nonnegative_p): Always return true for
4601         non-integral types.
4602
4603 2005-07-29  Wolfgang Bangerth <bangerth@dealii.org>
4604
4605         PR target/22582
4606         * doc/invoke.texi: Document -rdynamic.
4607
4608 2005-07-30  Joseph S. Myers  <joseph@codesourcery.com>
4609
4610         PR c/23143
4611         * c-parser.c (c_parser_parms_list_declarator): Call
4612         mark_forward_parm_decls.
4613         * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4614         decls with visibility structure.
4615
4616 2005-07-30  Paul Brook  <paul@codesourcery.com>
4617
4618         * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4619
4620 2005-07-30  Paul Brook  <paul@codesourcery.com>
4621
4622         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4623         prototype.
4624         * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4625         value for mode.
4626         * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4627
4628 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4629
4630         PR c/529
4631         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4632         nested function declarators.
4633         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4634         (grokparms): Call warn_if_shadowing for parameters used within the
4635         parameter list.
4636         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4637         not used within the parameter list.
4638         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4639
4640 2005-07-30  Jan Hubicka  <jh@suse.cz>
4641
4642         * expr.c (expand_expr_real_1): Do not load mem targets into register.
4643         * i386.c (ix86_fixup_binary_operands): Likewise.
4644         (ix86_expand_unary_operator): Likewise.
4645         (ix86_expand_fp_absneg_operator): Likewise.
4646         * optabs.c (expand_vec_cond_expr): Validate dest.
4647
4648 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4649
4650         PR c/21720
4651         * real.c (real_from_string): Also set last bit if there is a
4652         nonzero hex digit beyond GCC's internal precision after ".".
4653
4654 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
4655
4656         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4657         define_constants.  Change duplicate values to unassigned numbers.
4658         Change UNSPEC_SUBS to UNSPEC_VSUBS.
4659         (*altivec_vspltsf): New.
4660         (altivec_vperm_v4sf): Delete.
4661         (altivec_vperm_<mode>): Use mode macro V.
4662         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4663         (altivec_predicate_v4sf): Delete.
4664         (altivec_predicate_<mode>): Use mode macro V.
4665         (*altivec_lvesfx): New.
4666         (*altivec_stvesfx): New.
4667         (vec_realign_load_v4sf): Delete.
4668         (vec_realign_load_<mode>): Use mode macro V.
4669         * config/rs6000/rs6000.c (generate_set_vrsave): Use
4670         UNSPECV_SET_VRSAVE.
4671
4672 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
4673
4674         PR bootstrap/23131
4675         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4676         string.
4677         * configure: Regenerated.
4678
4679 2005-07-29  Paul Brook  <paul@codesourcery.com>
4680
4681         * doc/install.texi: Add link to GFortran binaries wiki page.
4682
4683 2005-07-29  David Ung  <davidu@mips.com>
4684
4685         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4686         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4687         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4688         * config/mips/mips.md (cpu): Add 5kf name.
4689         (includes): Includes 5k.md.
4690         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4691         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4692         -march flag.
4693
4694 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
4695
4696         PR 22550
4697         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4698         (cleanup_tree_cfg): ... here.
4699         Call cleanup_tree_cfg_1 until there are no more cleanups to
4700         do.
4701
4702 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
4703
4704         * tree-vrp.c (compare_range_with_value): Return true or false
4705         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4706         EQ_EXPR respectively.
4707
4708 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
4709
4710         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4711         Fix comment typos.
4712
4713 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
4714
4715         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4716         (tree_ssa_dominator_optimize): Increment it.
4717         (dump_dominator_optimization_stats): Print it.
4718
4719 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
4720             Steven Bosscher  <stevenb@suse.de>
4721
4722         PR rtl-optimization/23117
4723         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4724         when head == tail.  Tidy comment.
4725
4726 2005-07-28  Richard Henderson  <rth@redhat.com>
4727
4728         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4729         * cselib.c (rtx_equal_for_cselib_p): Likewise.
4730         * jump.c (rtx_renumbered_equal_p): Likewise.
4731         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4732         CONST_INT and CONST_DOUBLE.
4733         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4734         * reload.c (operands_match_p): Special case CONST_INT and
4735         CONST_DOUBLE; check mode earlier.
4736
4737 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4738
4739         PR c/22240
4740         * c-typeck.c (convert_for_assignment): Do not check
4741         DECL_IN_SYSTEM_HEADER on NULL fundecl.
4742
4743 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4744
4745         PR c/22192
4746         * c-typeck.c (composite_type): Prefer constant size arrays to
4747         VLAs.
4748
4749 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4750
4751         PR c/21720
4752         * real.c (real_from_string): Set last bit if there is a nonzero
4753         hex digit beyond GCC's internal precision.
4754
4755 2005-07-28  Richard Henderson  <rth@redhat.com>
4756
4757         PR rtl-opt/22619
4758         * cfgcleanup.c (try_forward_edges): Watch out for end of
4759         insn chain.
4760
4761 2005-07-28  James E Wilson  <wilson@specifixinc.com>
4762
4763         PR c/23106
4764         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4765
4766 2005-07-28  Jan Hubicka  <jh@suse.cz>
4767
4768         * Makefile.in (rtl-profile.o): Kill all traces of it.
4769         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4770         * coverage.h (rtl_coverage_counter_ref): Kill.
4771         * opts.c (flag_speculative_prefetching_set): Kill.
4772         (flag_loop_optimize_set): New.
4773         (common_handle_option): Disable loop optimizer when profiling;
4774         do not handle speculative prefetching.
4775         * passes.c (init_optimization_passes): Replace pass_profiling combo
4776         by branch_prob pass.
4777         * profile.c (compute_value_histograms): Update for simplified value
4778         profiles.
4779         (rtl_register_profile_hooks): Kill.
4780         (pass_profiling): Kill.
4781         (rest_of_handle_branch_prob): Do not profile.
4782         * toplev.c (process_options): Remove speculative prefetching.
4783         * toplev.h (flag_tree_based_profiling): Kill.
4784         * tree-profile.c (prepare_instrumented_value,
4785         tree_gen_interval_profiler, tree_gen_pow2_profiler,
4786         tree_gen_one_value_profiler, do_tree_profiling): Update for
4787         simplified datastructures.
4788         * value-prof.c: Add comment that speculative prefetching was dropped;
4789         update rest of file for simplified datastructures.
4790         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4791         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4792         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4793         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4794         rtl_mod_subtract, gen_speculative_prefetch,
4795         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4796         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4797         (gate_handle_value_profile_transformations,
4798         rest_of_handle_value_profile_transformations,
4799         pass_value_profile_transformations): Kill.
4800         * value-prof.h (histogram_value_t): Remove IL based unions.
4801         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4802         rtl_profile_hooks): Remove hooks.
4803
4804         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4805
4806         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4807         (cgraph_clone_node): Likewise.
4808         * cgraph.h (cgraph_clone_edge): Update prototype.
4809         (cgraph_clone_node): Likewise.
4810         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4811         cgraph_clone_node.
4812         (lookup_recursive_calls): Consider profile.
4813         (cgraph_decide_recursive_inlining): Fix updating; use new
4814         probability argument; use profile.
4815         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4816         * tree-inline.c (copy_bb): Update clal of clone_edge.
4817         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4818
4819         * invoke.texi (min-inline-recursive-probability): Document.
4820
4821 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
4822
4823         * doc/install.texi (Configuration): Update Valgrind homepage.
4824
4825 2005-07-28  Richard Henderson  <rth@redhat.com>
4826
4827         PR middle-end/21362
4828         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4829         labels we want to delete.
4830         (cfg_layout_merge_blocks): Likewise.
4831
4832 2005-07-28  Richard Henderson  <rth@redhat.com>
4833
4834         PR target/17692
4835         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4836         when expanding to nothing.
4837
4838 2005-07-28  Josh Conner  <jconner@apple.com>
4839
4840         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4841         (cgraph_decide_inlining_of_small_functions): Likewise.
4842
4843 2005-07-28  Josh Conner  <jconner@apple.com>
4844
4845         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
4846         direction of badness if negative.
4847         (cgraph_default_inline_p): Add reason to parameters, and assign it
4848         a value.
4849         (cgraph_decide_inlining_of_small_functions): New parameter in call
4850         to cgraph_default_inline_p.
4851         (cgraph_decide_inlining_incrementally): Likewise.
4852         * cgraphunit.c (decide_is_function_needed): Likewise.
4853         * cgraph.h (cgraph_default_inline_p): Likewise.
4854
4855 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
4856
4857         * builtins.c: Fix comment typo(s).
4858         * genautomata.c: Likewise.
4859         * gimplify.c: Likewise.
4860         * tree-dfa.c: Likewise.
4861         * tree-flow-inline.h: Likewise.
4862         * tree-into-ssa.c: Likewise.
4863         * tree-ssa-alias.c: Likewise.
4864         * tree-ssa-ccp.c: Likewise.
4865         * tree-ssa-copy.c: Likewise.
4866         * tree-ssa-dce.c: Likewise.
4867         * tree-ssa-dom.c: Likewise.
4868         * tree-ssa-operands.c: Likewise.
4869         * tree-tailcall.c: Likewise.
4870         * tree-vectorizer.c: Likewise.
4871         * tree-vrp.c: Likewise.
4872         * tree.c: Likewise.
4873
4874 2005-07-28  Jeff Law  <law@redhat.com>
4875
4876         * tree-vrp.c (test_for_singularity): Extracted from  ...
4877         (simplify_cond_using_ranges): Attempt to simplify a relational
4878         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
4879
4880 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
4881
4882         PR tree-optimization/22506
4883         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4884         phis whose argument is constant.
4885
4886 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
4887
4888         PR rtl-optimization/18992
4889         Back out this patch:
4890           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4891           PR optimization/12142
4892           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4893           uses of the register in the SET_SRC.  Remove unnecessary argument.
4894
4895         Replace it with this:
4896         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4897         if flag_non_call_exceptions is set and the insn may trap, pass
4898         pc_rtx as dest for recursion.
4899         In SET_SRC part of SET case, if dest is already set, pass it down
4900         unchanged.
4901
4902 2005-07-28  Jan Hubicka  <jh@suse.cz>
4903
4904         * cfg.c (update_bb_profile_for_threading): Use RDIV.
4905         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4906         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4907         roundoff errors.
4908         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4909         profile when available.
4910
4911 2005-07-28  Jan Beulich <jbeulich@novell.com>
4912
4913         * config/ia64/ia64.c (ia64_load_pair_ok): New.
4914         (ia64_print_operand): Describe and handle 'X'.
4915         (ia64_register_move_cost): Also handle FP_REGS.
4916         (ia64_preferred_reload_class): Likewise.
4917         (ia64_secondary_reload_class): Likewise.
4918         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4919         it. Also check for ITANIUM_CLASS_FLDP.
4920         * config/ia64/ia64.h (FP_REGNO_P): New.
4921         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4922         (reg_class): Add FP_REGS.
4923         (REG_CLASS_NAMES): Adjust for it.
4924         (REG_CLASS_CONTENTS): Likewise.
4925         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4926         (REG_CLASS_FROM_LETTER): Handle 'x'.
4927         (CLASS_MAX_NREGS): Handle FP_REGS.
4928         (MEMORY_MOVE_COST): Likewise.
4929         * config/ia64/ia64.md (itanium_class): Add fldp.
4930         (type): Handle fldp.
4931         (movti_internal): More allowable operand combinations. Use ldfp8 when
4932         splitting unnecessary. Remove predicable attribute. Adjust
4933         itanium_class attribute.
4934         (smuldi3_highpart): Remove outdated comment.
4935         (mulditi3, umulditi3, rotlti3): New expanders.
4936         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4937         (absti2): Disabled new insn for future reference.
4938         Respective new splitters.
4939         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4940         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4941         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4942
4943 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
4944
4945         PR rtl-optimization/23047
4946         * simplify-rtx.c (simplify_const_relational_operation): Respect
4947         flag_wrapv for comparisons with ABS.
4948
4949 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
4950
4951         PR tree-optimization/22493
4952         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4953         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4954
4955 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
4956
4957         * config/frv/frv.opt (moptimize-membar): New.
4958
4959         * doc/invoke.texi: Document -moptimize-membar and its inverse.
4960
4961         * config/frv/frv.h: Remove machine_function definition.
4962
4963         * config/frv/frv.c (struct frv_io): New.
4964         (struct machine_function): Moved from frv.h.  Add has_membar_p.
4965         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4966         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4967         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4968         (frv_optimize_membar_global, frv_optimize_membar): New functions.
4969         (frv_reorg): Call frv_optimize_membar when appropriate.
4970         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4971         (frv_expand_builtin): Adjust calls accordingly.
4972         (frv_io_address_cookie): New function.
4973         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4974         load or store rather than a special insn.  Add ccnstant address and
4975         io-type operands to the membar.
4976         (frv_ifcvt_modify_tests): Unsign regno.
4977         (frv_ifcvt_modify_tests): Same.
4978
4979         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
4980         UNSPEC_OPTIONAL_MEMBAR constant.
4981         (builtin_read_<mode>): Delete.
4982         (builtin_write_<mode>): Delete.
4983         ("optional_membar_<mode>"): Add operand.
4984
4985         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4986         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4987         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4988         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4989         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4990         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4991         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4992         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4993         * testsuite/gcc.target/frv/all-read-write-1.c: New.
4994
4995 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
4996
4997         * df.c (df_uses_record): Handle SCRATCH.
4998
4999 2005-07-28  Steven Bosscher  <stevenb@suse.de>
5000
5001         PR debug/20161
5002         * passes.c (rest_of_decl_compilation): If decl is a type and
5003         we have encountered errors, don't emit debug information.
5004
5005 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
5006
5007         * params.def: Fixed comment.
5008
5009 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
5010
5011         PR target/19885
5012         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5013         (TARGET_ASM_UNALIGNED_HI_OP): Add.
5014         (TARGET_ASM_UNALIGNED_SI_OP): Add.
5015
5016 2005-07-27  Steven Bosscher  <stevenb@suse.de>
5017
5018         PR c++/22003
5019         * varasm.c (assemble_start_function): Don't do anything that may
5020         require a CFG if the current function is a thunk.
5021
5022 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
5023
5024         * doc/install.texi (Prerequisites): Mention that perl is needed
5025         to do export control in libstdc++ targetting Darwin.
5026
5027 2005-07-27  Steven Bosscher  <stevenb@suse.de>
5028
5029         PR rtl-optimization/17808
5030         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5031         (sched_insns_conditions_mutex_p): Split out from...
5032         (add_dependence): ...here.  But don't call it from here.
5033         (add_dependence_list): Check sched_insns_conditions_mutex_p
5034         before calling add_dependence.
5035         (add_dependence_list_and_free): Likewise.
5036         (fixup_sched_groups): Likewise.
5037         (sched_analyze_1): Likewise.
5038         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5039         (sched_analyze): Likewise.
5040         (sched_analyze_insn): Likewise.
5041         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5042         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
5043         dependencies on all COND_EXEC insns to jumps ending basic blocks
5044         when doing intrablock scheduling.
5045         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5046
5047 2005-07-27  Jeff Law  <law@redhat.com>
5048
5049         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5050         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
5051         equivalency sets, correctly handle the case were vr0 has an
5052         equivalency set, but vr1 does not.
5053
5054 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
5055
5056         PR tree-optimization/23073
5057         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5058         vect_print_dump_info before fprintf.
5059
5060 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
5061
5062         PR tree-optimize/22348
5063         * tree-ssa-loop-niter.c (number_of_iterations_cond):
5064         Fold the partial computation.
5065
5066 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
5067
5068         PR tree-optimization/22325
5069         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5070         Declare.
5071         * tree-scalar-evolution.c (scev_const_prop): Add generic final
5072         value replacement.
5073         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5074         (force_var_cost): ... this function.
5075         (compute_phi_arg_on_exit): Export.
5076
5077 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
5078
5079         PR tree-optimization/20773
5080         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5081         edge.
5082
5083 2005-07-27  Richard Guenther  <rguenther@suse.de>
5084
5085         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5086         Avoid pushing again if current struct contains only
5087         fields we decomposed.
5088
5089 2005-07-27  Jan Hubicka  <jh@suse.cz>
5090
5091         PR tree-optimization/22574
5092         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5093         not available.
5094
5095         * tree-tailcall.c (decrease_profile): New function.
5096         (eliminate_tail_call): Use it.
5097
5098         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5099         visibility flags correctly in whole program mode.
5100
5101 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
5102
5103         PR rtl-optimization/22472
5104         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5105
5106 2005-07-26  Steven Bosscher  <stevenb@suse.de>
5107
5108         PR tree-optimization/22504
5109         * tree-complex.c (expand_complex_addition): Use 'code' instead
5110         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5111
5112 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
5113
5114         * config.gcc (cpu_type): Add frv case.
5115         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5116         (supported_defaults): Add fr550 case.
5117
5118 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
5119
5120         PR 22591
5121         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5122         whether a pointer of type T * may point to objects of type T *.
5123
5124 2005-07-26  DJ Delorie  <dj@redhat.com>
5125
5126         * configure: Regenerate.
5127
5128 2005-07-26  Dale Johannesen  <dalej@apple.com>
5129
5130         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
5131
5132 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
5133
5134         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5135         Clarify use of "build" in name.
5136
5137 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
5138
5139         * doc/extend.texi (Raw read/write Functions): New section.
5140         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5141         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5142         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5143         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5144         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5145         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5146         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5147         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5148         * config/frv/frv.c: Add bdesc_loads global.
5149         Add bdesc_stores global.
5150         (frv_init_builtins): Add support for __builtin_{read/write}*.
5151         (frv_volatile_memref): New.
5152         (frv_expand_load_builtin): New.
5153         (frv_expand_store_builtin): New.
5154         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5155         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5156         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5157         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5158         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5159         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5160         (builtin_read_<mode>): New.
5161         (builtin_write_<mode>): New.
5162         (builtin_write64): New.
5163         (optional_membar_<mode>): New.
5164
5165 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
5166
5167         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5168         (rather than units) against HOST_BITS_PER_WIDE_INT.
5169
5170 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
5171
5172         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5173         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5174         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5175         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5176         FSF address.
5177
5178         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5179         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5180         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5181         comment typos.
5182         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5183
5184 2005-07-26  Richard Guenther  <rguenther@suse.de>
5185
5186         PR tree-optimization/22486
5187         * fold-const.c (fold_unary): Fold away useless component
5188         references of the form (T *)&T.x, if the address
5189         doesn't change.
5190
5191 2005-07-25  James E Wilson  <wilson@specifixinc.com>
5192
5193         * dwarf2out.c (add_call_src_coords_attributes): New.
5194         (gen_inlined_subroutine_die): Call it.
5195         (maybe_emit_file, init_file_table): Add comments.
5196         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5197         maybe_emit_file.
5198         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5199         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5200         * tree.h (BLOCK_SOURCE_LOCATION): New.
5201         (struct tree_block): New field locus.
5202
5203 2005-07-26  Andreas Schwab  <schwab@suse.de>
5204
5205         PR rtl-optimization/23043
5206         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5207         when allocating a struct unoccr.
5208
5209 2005-07-25  Richard Henderson  <rth@redhat.com>
5210
5211         PR 22626
5212         * tree-complex.c (gate_no_optimization): True if errors.
5213         * Makefile.in (tree-complex.o): Update dependencies.
5214
5215 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
5216
5217         * config/frv/predicates.md (integer_register_operand): Use
5218         GPR_AP_OR_PSEUDO_P.
5219
5220 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
5221
5222         PR tree-opt/22484
5223         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5224         after fold.
5225         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5226
5227 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
5228
5229         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5230         types when flag_unsafe_math_optimizations is true.
5231
5232 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
5233
5234         * gcc.c (option_map): Add --sysroot.
5235         (process_command): Handle --sysroot.
5236         (display_help): Document it.
5237         * doc/cppopts.tex (-isysroot): Document.
5238         * doc/invoke.texi (--sysroot): Document.
5239         * doc/install.texi (--with-build-sysroot): Document.
5240
5241         * Makefile.in (inhibit_libc): New variable.
5242         (INHIBIT_LIBC_CFLAGS): Likewise.
5243         (LIBGCC2_CFLAGS): Include
5244         $(INHIBIT_LIBC_CFLAGS).
5245         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5246         ($(T)crtbegin.o): Do not use @inhibit_libc@.
5247         ($(T)crtend.o): Likewise.
5248         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5249         ($(T)crtendS.o): Likewise.
5250         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5251         ($(T)crtendT.o): Likewise.
5252         (stmp-fixinc): Do not complain about missing headers if
5253         inhibit_libc.
5254         * configure.ac (inhibit_libc): Set it to true/false.
5255         (--with-build-sysroot): New option.  Use it to set
5256         SYSTEM_HEADER_DIR.
5257         * configure: Regenerated.
5258
5259 2005-07-25  Manfred Hollstein  <mh@suse.com>
5260
5261         * calls.c (store_one_arg): Fix unsigned comparison warning.
5262
5263 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
5264
5265         PR other/22337
5266         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5267         (ggc_print_statistics): Initialize variable before use.
5268
5269 2005-07-25  Richard Guenther  <rguenther@suse.de>
5270
5271         * tree-dfa.c (mark_new_vars_to_rename): Protect against
5272         calling with a PHI_NODE argument.
5273
5274         * tree-flow-inline.h (overlap_subvar): Protect against
5275         possible overflow.
5276
5277 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
5278
5279         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5280         * configure: Regenerate.
5281
5282 2005-07-25  Ira Rosen  <irar@il.ibm.com>
5283
5284         * expr.c (highest_pow2_factor): Make extern.
5285         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5286         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5287         record_array_differ_p, array_ptr_differ_p): Likewise.
5288         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5289         additional cases. Call the above functions.
5290         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5291         base_object_differ_p when there are two base objects. Otherwise, compare
5292         base address and offset. Call may_alias_p.
5293         (dump_data_reference): Use a correct field name.
5294         (analyze_array): Make static. Initialize new data-ref fields.
5295         (analyze_indirect_ref): New function.
5296         (init_data_ref): Initialize new data-ref fields.
5297         (strip_conversion): Moved from tree-vect-analyze.c.
5298         (analyze_offset_expr, get_ptr_offset, address_analysis,
5299         object_analysis): Likewise.
5300         (analyze_offset): New function.
5301         (create_data_ref): Likewise.
5302         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5303         dimensions for ARRAY_REFs only.
5304         (build_classic_dist_vector): Make static.
5305         (access_functions_are_affine_or_constant_p): Call macro to get the
5306         address of access functions.
5307         (compute_all_dependences): Add new parameter
5308         compute_self_and_read_read_dependences. Compute self and read-read
5309         dependences if it is true.
5310         (find_data_references_in_loop): Call create_data_ref. Initialize new
5311         data-ref fields.
5312         (compute_data_dependences_for_loop): Add new parameter
5313         compute_self_and_read_read_dependences. Remove parameter nb_loops,
5314         compute nb_loops. Call compute_all_dependences,
5315         build_classic_dist_vector and build_classic_dir_vector with correct
5316         parameters.
5317         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5318         with correct parameters. Compare dimensions for ARRAY_REFs only.
5319         (free_data_refs): Call macro to free access functions.
5320         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5321         fields from stmt_vinfo.
5322         (struct base_object_info): New structure.
5323         (struct data_reference): Move fields to base_object_info. Add fields
5324         first_location and object_info for above structures. Move fields from
5325         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5326         aligned_to.  Add macros to access the new fields.
5327         Update functions declarations.
5328         * tree-flow.h (is_aliased_with): Declare.
5329         * tree-loop-linear.c (linear_transform_loops): Call
5330         compute_data_dependences_for_loop with correct parameters.
5331         * tree-ssa-alias.c (is_aliased_with): New function.
5332         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5333         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5334         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5335         vect_base_addr_differ_p, compute_subscript_distance and
5336         build_classic_dist_vector. Add printings. Check absolute value of
5337         distance.
5338         (vect_analyze_data_ref_dependences): Go through ddrs instead of
5339         data-refs.
5340         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5341         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5342         to bytes. Add printing.
5343         (vect_compute_data_refs_alignment): Go through loads and stores in one
5344         loop.
5345         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5346         vect_analyze_data_ref_access): Likewise.
5347         (vect_analyze_pointer_ref_access): Remove.
5348         (vect_address_analysis, vect_object_analysis): Likewise.
5349         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5350         and analyze data-refs in the loop.
5351         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5352         fields of data-ref instead of stmt. Add init to the offset from the
5353         base.
5354         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5355         (vect_update_init_of_dr): Likewise.
5356         (vect_update_inits_of_drs): Go through loads and stores in one loop.
5357         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5358         removed fields.
5359         (new_loop_vec_info): Initialize new fields.
5360         (destroy_loop_vec_info): Free new fields.
5361         (vect_strip_conversion): Remove.
5362         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5363         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5364         datarefs. Add new field ddrs.
5365         Add macros for the new fields access.
5366         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5367         base_aligned_p, misalignment, memtag, ptr_info and subvars.
5368         Remove their macros.
5369         * tree.h (highest_pow2_factor): Declare.
5370
5371 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
5372
5373         * calls.c (store_one_arg): Check for sibling call MEM arguments
5374         from already clobbered incoming argument area.
5375
5376 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5377
5378         * c-common.c (check_missing_format_attribute): New.
5379         * c-common.h (check_missing_format_attribute): Likewise.
5380         * c-typeck.c (convert_for_assignment): Use it.
5381
5382 2005-07-24  Andreas Schwab  <schwab@suse.de>
5383
5384         * config/m68k/m68k.md ("extendqidi2"): When source is an address
5385         register use a word move.  Correct operand of ext.w in 68000 code.
5386
5387 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
5388
5389         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5390         variables as declarations, rather than definitions.
5391
5392 2005-07-24  Ira Rosen  <irar@il.ibm.com>
5393
5394         PR tree-optimization/22526
5395         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5396         of the zero node.
5397
5398 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
5399
5400         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5401         that C99 reserve for future use. Use it to define clog10,
5402         clog10f and clog10l.
5403
5404 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5405
5406         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5407         * configure.ac: Check for -Wmissing-format-attribute.
5408
5409         * configure: Regenerate.
5410
5411 2005-07-23  Richard Henderson  <rth@redhat.com>
5412
5413         PR tree-optimization/22623
5414         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5415
5416 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
5417
5418         PR target/22577
5419         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5420
5421 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5422
5423         * Makefile.in (C_TREE_H): Update dependencies.
5424         * c-tree.h: Include toplev.h.
5425         * diagnostic.h (diagnostic_set_info): Add format attribute.
5426         * rtl-error.c (diagnostic_for_asm): Likewise.
5427
5428 2005-07-23  Chao-ying Fu  <fu@mips.com>
5429
5430         * config/mips/mips-dsp.md: New file.
5431         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5432         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5433         functions.
5434         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5435         MIPS_BUILTIN_BPOSGE32.
5436         (mips_expand_builtin_direct): Add one parameter to indicate that
5437         builtin functions need to return a value.
5438         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5439         functions.
5440         (mips_regno_to_class): Add classes for 12 new DSP registers.
5441         (mips_subword): Change to check four HI registers.
5442         (mips_output_move): Output move to and from 6 new DSP accumulators.
5443         (override_options): Make sure -mdsp and -mips16 are not used together.
5444         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
5445         for machine modes.
5446         (mips_conditional_register_usage): Disable 6 new DSP accumulators
5447         when !TARGET_DSP.
5448         (print_operand): Add 'q' for printing DSP accumulators.
5449         (mips_cannot_change_mode_class): Check ACC_REGS.
5450         (mips_secondary_reload_class): Check ACC_REGS.
5451         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5452         (mips_register_move_cost): Check ACC_REGS.
5453         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5454         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5455         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5456         (dsp_bdesc): New array.
5457         (bdesc_arrays): Add DSP builtin function table.
5458         (mips_prepare_builtin_arg): Check predicate again after
5459         copy_to_mode_reg.
5460         (mips_expand_builtin): Add one more parameter to
5461         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5462         MIPS_BUILTIN_BPOSGE32.
5463         (mips_init_builtins): Initialize new function types.
5464         (mips_expand_builtin_direct): Check if builtin functions need to
5465         return a value and pass operands properly.
5466         (mips_expand_builtin_bposge): New function.
5467         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5468         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5469         (FIRST_PSEUDO_REGISTER): Increase to 188.
5470         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5471         Update for 12 new DSP registers.
5472         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5473         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5474         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5475         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5476         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5477         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5478         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5479         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5480         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5481         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5482         (REGISTER_NAMES): Add names for 12 new DSP registers.
5483         * config/mips/mips.md: Include mips-dsp.md.
5484         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5485         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5486         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5487         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5488         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5489         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5490         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5491         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5492         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5493         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5494         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5495         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5496         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5497         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5498         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5499         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5500         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5501         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5502         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5503         (UNSPEC_RDDSP): New constants.
5504         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5505         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
5506         A<-d alternative.
5507         * config/mips/mips.opt (-mdsp): New option.
5508         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5509         (reg_imm10_operand): New predicates.
5510         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5511         * doc/invoke.texi (-mdsp): Document new option.
5512
5513 2005-07-22  DJ Delorie  <dj@redhat.com>
5514
5515         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5516         to warning calls.
5517         * tree-inline.c (inlinable_function_p): Likewise.
5518
5519 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
5520
5521         PR debug/21828
5522         * toplev.c (check_global_declarations): Do not mark undefined
5523         variables as DECL_IGNORED_P.
5524         * varasm.c (first_global_object_name): GTY it.
5525         (weak_global_object_name): Likewise.
5526         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5527         a string to go into {weak,first}_global_object_name.
5528
5529 2005-07-22  DJ Delorie  <dj@redhat.com>
5530
5531         * c-format.c (check_function_format): Change warning control
5532         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5533
5534 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
5535
5536         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5537         &PTR->FLD a dereference of PTR.
5538         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5539         a potential dereference of PTR.
5540
5541 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
5542
5543         PR rtl-optimization/20370
5544         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5545         call allocate_reg_info if necessary.
5546
5547         PR rtl-optimization/21848
5548         * calls.c (emit_library_call_value_1): For const functions, add
5549         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5550
5551         PR rtl-optimization/22445
5552         * cselib.c (target.h): Include.
5553         (rtx_equal_for_cselib_p): Allow commutative matches.
5554         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5555         Remove MODE parameter.  Changed all callers.
5556
5557         PR rtl-optimization/22258
5558         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5559         New functions.
5560         (try_combine): Use likely_spilled_retval_p.
5561
5562 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
5563
5564         * config.gcc: Add crx-elf support.
5565
5566         * doc/contrib.texi: Mention crx.
5567         * doc/extend.texi: Document crx extensions.
5568         * doc/install.texi: Document crx install.
5569         * doc/invoke.texi: Document crx options.
5570         * doc/md.texi: Document crx constraints.
5571
5572         * config/crx/crx-protos.h: New file.
5573         * config/crx/crx.c: New file.
5574         * config/crx/crx.h: New file.
5575         * config/crx/crx.md: New file.
5576         * config/crx/crx.opt: New file.
5577         * config/crx/t-crx: New file.
5578
5579 2005-07-22  Manfred Hollstein  <mh@suse.com>
5580
5581         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5582         warnings.
5583         (int_add_graph_edge): Likewise.
5584         (collapse_nodes): Likewise.
5585         (process_unification_queue): Likewise.
5586
5587 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
5588             Laurent GUERBY  <laurent@guerby.net>
5589
5590         PR tree-optimization/22336
5591         * function.c (record_block_change): Check for
5592         cfun->ib_boundaries_block.
5593
5594 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
5595
5596         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5597         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5598
5599 2005-07-21  DJ Delorie  <dj@redhat.com>
5600
5601         * toplev.c (warn_deprecated_use): Add warning control to warning
5602         call.
5603         * c-typeck.c (parser_build_binary_op): Likewise.
5604         (c_finish_if_stmt): Likewise.
5605         * c-common.c (check_function_sentinel): Likewise.
5606         (check_nonnull_arg): Likewise.
5607
5608 2005-07-21  Richard Henderson  <rth@redhat.com>
5609
5610         PR tree-opt/22504
5611         * tree-complex.c (complex_ssa_name_components): New.
5612         (cvc_lookup): Allow entry not found.
5613         (create_components): Remove.
5614         (create_one_component_var, get_component_var): New.
5615         (get_component_ssa_name, set_component_ssa_name): New.
5616         (extract_component): Use get_component_ssa_name.
5617         (update_complex_components): Use set_component_ssa_name.
5618         (update_complex_components_on_edge): Likewise.
5619         (update_phi_components): Create new PHI nodes directly, instead
5620         of adding insns to edges.
5621         (tree_lower_complex): Allocate and free complex_variable_components
5622         and complex_ssa_name_components here.
5623
5624 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
5625
5626         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5627         revert to returning false.
5628
5629 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
5630
5631         PR target/21149
5632         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5633
5634 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
5635
5636         PR target/22576
5637         * config/i386/i386.md (cmpxf): Change operand constraints
5638         to "nonmemory_operand".
5639
5640 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
5641
5642         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5643
5644 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
5645
5646         PR middle-end/21180
5647         * fold-const.c (fold_build1): Add checksum for the operands.
5648         (fold_build2): Likewise.
5649         (fold_build3): Likewise.
5650
5651 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
5652
5653         PR middle-end/19055
5654         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5655
5656 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
5657
5658         * common.opt (-fforward-propagate): Committed by mistake,
5659         removed.
5660
5661 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
5662
5663         * reg-stack.c: Fix comment typo(s).
5664         * tree-ssa-operands.c: Likewise.
5665         * tree-vectorizer: Likewise.
5666
5667 2005-07-21  Nick Clifton  <nickc@redhat.com>
5668
5669         * config/sh/symbian.c: Replace C++ style line comments with C
5670         style line comments.
5671         (symbian_add_attribute): Do not use a ? operator on the LHS of
5672         an assignment.
5673         (sh_symbian_handle_dll_attribute): Change the type of the
5674         method vector to "VEC(tree,gc)*" and use vector accessor
5675         macros to walk over the elements.
5676         (symbian_export_vtable_and_rtti_p): Likewise.
5677         (symbian_class_needs_attribute_p): Likewise.
5678
5679 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
5680
5681         PR target/22085
5682         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5683         initialize targetm.resolve_overloaded_builtin here.
5684         (altivec_expand_overloaded_builtin): Make it non-static.
5685         * config/rs6000/rs6000-protos.h
5686         (altivec_expand_overloaded_builtin): New prototype.
5687         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5688         targetm.resolve_overloaded_builtin here.
5689         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5690
5691 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
5692             Zdenek Dvorak  <dvorakz@suse.cz>
5693
5694         PR tree-optimization/19210
5695         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5696         New.
5697         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5698         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5699         rely on unproven assumptions.
5700         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5701         * tree-flow.h (number_of_iterations_exit): Add final parameter.
5702         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5703         to number_of_iterations_exit.
5704         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5705         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5706         * tree-ssa-loop-niter.c (find_loop_niter,
5707         estimate_numbers_of_iterations_loop): Likewise.
5708         (number_of_iterations_exit): Honor the new options.
5709         * doc/invoke.texi (Wunsafe-loop-optimizations,
5710         funsafe-loop-optimizations): Document them.
5711
5712 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
5713
5714         PR rtl-optimization/22167
5715         * gcse.c (hoist_code): Fix hoist_exprs[] check.
5716
5717 2005-07-20  Adam Nemet  <anemet@lnxw.com>
5718
5719         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5720         __do_global_dtors_aux longcall.
5721
5722 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
5723
5724         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5725         (old_special_pred_table): Don't reference
5726         SPECIAL_MODE_PREDICATES.
5727         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5728         * config/arc/arc.h: Don't mention PREDICATE_CODES.
5729         * config/sh/predicates.h: Don't mention
5730         SPECIAL_MODE_PREDICATES.
5731         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5732         Remove.
5733
5734 2005-07-20  DJ Delorie  <dj@redhat.com>
5735
5736         * config.gcc: Add m32c-elf support.
5737
5738         * doc/contrib.texi: Mention m32c.
5739         * doc/extend.texi: Document m32c extensions.
5740         * doc/install.texi: Mention m32c.
5741         * doc/invoke.texi: Document m32c options.
5742         * doc/md.texi: Document m32c constraints.
5743
5744         * config/m32c/addsub.md: New file.
5745         * config/m32c/bitops.md: New file.
5746         * config/m32c/cond.md: New file.
5747         * config/m32c/jump.md: New file.
5748         * config/m32c/m32c-lib1.S: New file.
5749         * config/m32c/m32c-lib2.c: New file.
5750         * config/m32c/m32c-modes.def: New file.
5751         * config/m32c/m32c-pragma.c: New file.
5752         * config/m32c/m32c-protos.h: New file.
5753         * config/m32c/m32c.abi: New file.
5754         * config/m32c/m32c.c: New file.
5755         * config/m32c/m32c.h: New file.
5756         * config/m32c/m32c.md: New file.
5757         * config/m32c/m32c.opt: New file.
5758         * config/m32c/minmax.md: New file.
5759         * config/m32c/mov.md: New file.
5760         * config/m32c/muldiv.md: New file.
5761         * config/m32c/predicates.md: New file.
5762         * config/m32c/prologue.md: New file.
5763         * config/m32c/shift.md: New file.
5764         * config/m32c/t-m32c: New file.
5765
5766 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
5767
5768         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5769         (stack_protect_set, stack_protect_test): New expanders.
5770         (stack_protect_set_si, stack_protect_set_si_media,
5771         stack_protect_set_di_media, stack_protect_test_si,
5772         stack_protect_test_si_media, stack_protect_test_di_media):
5773         New insns.
5774
5775 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
5776
5777         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5778
5779 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
5780
5781         * tree.h (tree_expr_nonzero_p): Export.
5782         * fold-const.c (tree_expr_nonzero_p): Likewise.
5783         Return true for CALL_EXPRs that are alloca calls.
5784         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5785         against zero.
5786         * tree-flow.h (expr_computes_nonzero): Remove.
5787         * tree-vrp.c (expr_computes_nonzero): Remove.
5788         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5789         (extract_range_from_unary_expr): Likewise.
5790         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5791         tree_expr_nonzero_p.
5792
5793 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
5794
5795         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5796         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
5797         extra arg "picreg" and use it instead of pic_offset_table_rtx.
5798         All callers changed.
5799         (frame_related_constant_load): New arg "related" which controls
5800         setting of RTX_FRAME_RELATED_P.  All callers changed.
5801         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5802         (bfin_expand_prologue): Add stack limit checking.
5803         * config/bfin/bfin.md (trapifcc): New pattern.
5804
5805         * config/bfin/bfin.c: Include "langhooks.h".
5806         (def_builtin): Go through lang_hooks to call builtin_function.
5807
5808         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5809         * config/bfin/predicates.md (symbol_ref_operand): New.
5810         (call_insn_operand): Delete.  All callers changed to use
5811         register_no_elim_operand.
5812         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5813         call_cookie field.
5814         (function_arg): Use it to generate the call's operand 2.
5815         (bfin_longcall_p): New function.
5816         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
5817         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
5818         determine if the address needs to be in a REG.
5819         (bfin_handle_longcall_attribute): New function.
5820         (bfin_attribute_table): Add "longcall" and "shortcall".
5821         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5822         (CUMULATIVE_ARGS): New member call_cookie.
5823         (PREDICATE_CODES): Add symbol_ref_operand.
5824         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5825         extra USE to the pattern.
5826         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5827         New patterns, split off call_insn, sibcall_insn, call_value_insn and
5828         sibcall_value_insn; now the new patterns handle direct calls and the
5829         old ones indirect calls.
5830         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5831
5832 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
5833
5834         * doc/trouble.texi: Update section on handling of empty loops.
5835
5836 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
5837
5838         * config.gcc: Remove support for sparc-*-openbsd*,
5839         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5840         ns32k-*-netbsd*.
5841         * config.host: Remove support for i860-*-sysv4* as a host.
5842         * config/i860/*, config/ip2k/*, config/ns32k/*,
5843         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5844         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5845         mention obsolete ports.
5846
5847 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
5848
5849         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5850         soft frame pointer.
5851         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5852         of frame_pointer_rtx.
5853         (sh_expand_epilogue): Likewise.
5854         (sh_set_return_address): Likewise.
5855         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5856         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
5857         offsets from FRAME_POINTER_REGNUM.
5858         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5859         (sh_register_names): Add initializer for sfp.
5860         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5861         (VALID_REGISTER_P): Likewise.
5862         (FIRST_PSEUDO_REGISTER): Update.
5863         (DWARF_FRAME_REGISTERS): Define.
5864         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5865         (HARD_FRAME_POINTER_REGNUM): Define.
5866         (FRAME_POINTER_REGNUM): Redefine.
5867         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5868         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
5869         from FRAME_POINTER_REGNUM.
5870         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5871         FRAME_POINTER_REGNUM.
5872         (REG_CLASS_CONTENTS): Add sfp.
5873         (REG_ALLOC_ORDER): Likewise.
5874         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
5875         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5876         of frame_pointer_rtx.
5877         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5878
5879 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
5880
5881         * fold-const.c (tree_expr_nonnegative_p): Only return true for
5882         ABS_EXPR when flag_wrapv is false because of INT_MIN.
5883         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5884         of an ABS_EXPR.
5885         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5886         ABS_EXPR<x>.
5887
5888 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
5889
5890         Make CONSTRUCTOR use VEC to store initializers.
5891         * c-common.c (complete_array_type): Update to cope with VEC in
5892         CONSTRUCTOR_ELTS.
5893         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5894         (pp_c_constructor_elts): New function.
5895         * c-pretty-print.h (pp_c_constructor_elts): Declare.
5896         * c-typeck.c (build_function_call, build_c_cast, digest_init,
5897         struct constructor_stack, struct initializer_stack,
5898         constructor_elements, push_init_level, pop_init_level,
5899         add_pending_init, find_init_member, output_init_element): Update to
5900         cope with VEC in CONSTRUCTOR_ELTS.
5901         * coverage.c (build_fn_info_value, build_ctr_info_value,
5902         build_gcov_info): Likewise.
5903         * expr.c (categorize_ctor_elements_1, store_constructor,
5904         expand_expr_real_1): Likewise.
5905         * fold-const.c (fold_ternary): Likewise.
5906         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5907         gimplify_init_constructor, gimplify_expr): Likewise.
5908         * tree-dump.c (dequeue_and_dump): Likewise.
5909         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5910         node.
5911         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5912         CONSTRUCTOR_ELTS.
5913         * tree-sra.c (generate_element_init_1): Likewise.
5914         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5915         * tree-ssa-operands.c (get_expr_operands): Likewise.
5916         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5917         * tree-vect-transform.c (vect_get_vec_def_for_operand):
5918         (get_initial_def_for_reduction): Likewise.
5919         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5920         value handle in annotations.
5921         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5922         tree_node_structure): Add support for constr_kind.
5923         (build_vector_from_ctor, build_constructor_single,
5924         build_constructor_from_list): New functions.
5925         (build_constructor): Update to take a VEC instead of a TREE_LIST.
5926         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5927         Update to cope with VEC in CONSTRUCTOR_ELTS.
5928         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5929         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5930         CONSTRUCTOR_APPEND_ELT): New macros.
5931         (struct constructor_elt, struct tree_constructor): New data types.
5932         (union tree_node): Add tree_constructor field.
5933         * treestruct.def: Define TS_CONSTRUCTOR.
5934         * varasm.c (const_hash_1, compare_constant, copy_constant,
5935         compute_reloc_for_constant, output_addressed_constants,
5936         initializer_constant_valid_p, output_constant,
5937         array_size_for_constructor, output_constructor): Update to cope with
5938         VEC in CONSTRUCTOR_ELTS.
5939         * vec.h (VEC_empty, VEC_copy): New macros.
5940
5941 2005-07-19  Devang Patel  <dpatel@apple.com>
5942
5943         * dbxout.c (dbxout_type): Check Objective-C++ lang.
5944
5945 2005-07-19  Richard Henderson  <rth@redhat.com>
5946
5947         PR tree-opt/22278
5948         * gimplify.c (gimplify_expr): Use main variant type for the temp
5949         destination for a discarded volatile read.
5950         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5951         casts between non-void types that change volatility.
5952
5953 2005-07-15  DJ Delorie  <dj@redhat.com>
5954
5955         * toplev.h: Add comment about the first parameter for warning().
5956         * errors.h: Likewise.
5957
5958         * c.opt (Wpragmas): New.
5959         * doc/invoke.texi: Document it.
5960
5961         * function.c (do_warn_unused_parameter): Add warning control to
5962         warning call.
5963         * c-decl.c (warn_if_shadowing): Likewise.
5964         * c-lex.c (cb_def_pragma): Likewise.
5965         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5966         (pop_alignment): Likewise.
5967         (handle_pragma_pack): Likewise.
5968         (apply_pragma_weak): Likewise.
5969         (handle_pragma_weak): Likewise.
5970         (handle_pragma_redefine_extname): Likewise.
5971         (add_to_renaming_pragma_list): Likewise.
5972         (handle_pragma_extern_prefix): Likewise.
5973         (maybe_apply_renaming_pragma): Likewise.
5974         (handle_pragma_visibility): Likewise.
5975
5976         * config/c4x/c4x-c.c (BAD): Likewise.
5977         (c4x_parse_pragma): Likewise.
5978         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5979         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5980         (rs6000_pragma_longcall): Likewise.
5981         * config/v850/v850-c.c (pop_data_area): Likewise.
5982         (ghs_pragma_section): Likewise.
5983         (ghs_pragma_section): Likewise.
5984         (ghs_pragma_interrupt): Likewise.
5985         (ghs_pragma_starttda): Likewise.
5986         (ghs_pragma_startsda): Likewise.
5987         (ghs_pragma_startzda): Likewise.
5988         (ghs_pragma_endtda): Likewise.
5989         (ghs_pragma_endsda): Likewise.
5990         (ghs_pragma_endzda): Likewise.
5991
5992 2005-07-19  Danny Berlin <dberlin@dberlin.org>
5993             Kenneth Zadeck <zadeck@naturalbridge.com>
5994
5995         * Makefile.in: Removed tree-promote-statics.c
5996         * tree-promote-statics.c: Removed.
5997         * common.opt: Removed flag-promote-statics.
5998         * opts.c: Ditto.
5999         * passes.c: Removed tree-promote-statics pass.
6000         * tree-pass.h: Ditto.
6001         * timevar.def: Removed TV_PROMOTE_STATICS.
6002
6003
6004 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
6005
6006         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6007         and *-*-freebsd9.
6008         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6009
6010 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6011
6012         PR c/22476
6013         * c-common.c (check_function_arguments): Call
6014         'check_function_format' if either -Wformat or
6015         -Wmissing-format-attribute are specified.
6016         * c-format.c (check_function_format): Check -Wformat before
6017         calling 'check_format_info'.
6018         * c-opts.c (c_common_post_options): Don't warn for
6019         -Wmissing-format-attribute without -Wformat.
6020         * c-typeck.c (convert_for_assignment): Detect additional cases for
6021         -Wmissing-format-attribute.
6022         * doc/invoke.texi (-Wmissing-format-attribute): Document new
6023         behavior.
6024
6025 2005-07-19  Richard Guenther  <rguenther@suse.de>
6026
6027         * config/i386/i386.md (lrint<mode>2): Use temporary
6028         instead of clobbering non-existent memory.
6029
6030 2005-07-19  Nick Clifton  <nickc@redhat.com>
6031
6032         * config/avr/avr.c (legitimate_address_p): Fix debugging print
6033         statement to avoid displaying ASCII control characters.
6034
6035 2005-07-19  Ben Elliston  <bje@au.ibm.com>
6036
6037         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6038         * cfganal.c (find_edge_index): Ditto.
6039         * combine.c (combine_instructions): Ditto.
6040         * ddg.c (create_scc): Ditto.
6041         (find_successors): Ditto.
6042         (find_predecessors): Ditto.
6043         (find_nodes_on_paths): Ditto.
6044         (longest_simple_path): Ditto.
6045         * flow.c (update_life_info): Ditto.
6046         (count_or_remove_death_notes): Ditto.
6047         (clear_log_links): Ditto.
6048         * modulo-sched.c (generate_reg_moves): Ditto.
6049         (find_max_asap): Ditto.
6050         (find_max_hv_min_mob): Ditto.
6051         (find_max_dv_min_mob): Ditto.
6052         * sbitmap.c (sbitmap_first_set_bit): Ditto.
6053         * sched-rgn.c (extract_edgelst): Ditto.
6054         * tree-into-ssa.c (prepare_names_to_update): Ditto.
6055         (dump_update_ssa): Ditto.
6056         (ssa_names_to_replace) Ditto.
6057         (switch_virtuals_to_full_rewrite): Ditto.
6058         (update_ssa): Ditto.
6059         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6060
6061 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
6062
6063         Fix PR tree-optimization/22483
6064
6065         * tree-complex.c (create_components): Use
6066         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6067         * tree-flow-inline.h (fill_referenced_var_vec): New function.
6068         * tree-flow.h (safe_referenced_var_iterator): New structure.
6069         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6070         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6071         safe_referenced_var iterator.
6072         (add_type_alias): Ditto.
6073
6074 2005-07-19  Steven Bosscher  <stevenb@suse.de>
6075
6076         * loop-init.c (rest_of_handle_loop2): Remove.
6077         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6078         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6079         (pass_rtl_loop_init, pass_rtl_loop_done,
6080         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6081         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6082         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6083         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6084         pass_tree_loop_done, and pass_tree_unswitch.
6085         (gate_loop): Rename to gate_tree_loop.
6086         * passes.c (init_optimization_passes): Update for renamed tree
6087         loop passes.  Add the new loop2 passes as subpasses of loop2.
6088         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6089         Update for the renamed tree loop passes.
6090
6091 2005-07-18  Ian Lance Taylor  <ian@airs.com>
6092
6093         PR middle-end/22057
6094         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6095         blocks when optimizing.
6096
6097 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
6098
6099         * common.opt (frename-registers): Initialize to 2.
6100         (fweb): Ditto.
6101         (fgcse-after-reload): Ditto.
6102         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6103         (process_options): Only change flag_web, flag_rename_registers,
6104         and flag_rerun_cse_after_loop if not explicitly set by user.
6105
6106 2005-07-18  Jan Beulich  <jbeulich@novell.com>
6107
6108         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6109         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6110         in 64-bit mode the same as DImode in 32-bit mode.
6111         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6112         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6113         mode. Add new mode parameter.
6114         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6115         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6116         x86_64_shift_adj): New expanders.
6117         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6118         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6119         insns.
6120         Respective new splitters. Use renamed shift splitter helpers in 32-bit
6121         DImode shift splitters.
6122         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6123         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6124         mode parameter.
6125
6126 2005-07-18  Jan Beulich  <jbeulich@novell.com>
6127
6128         * i386.md (movdi_extzv_1): New.
6129         (zero_extendhidi2): Combine alternatives and never force use of
6130         REX64 prefix.
6131         (zero_extendqidi2): Likewise. Don't restrict input selection.
6132
6133 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
6134
6135         Fix PR tree-optimization/22531
6136         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
6137          moment.
6138
6139 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
6140
6141         * tree-promote-statics.c (pass_promote_statics): Change dump file
6142          name.
6143
6144 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
6145
6146         * tree-optimize.c (init_tree_optimization_passes): Add
6147         pass_eliminate_useless_stores pass.
6148         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6149         * tree-ssa-pre.c (is_copy_stmt): New function.
6150         (follow_copies_till_vuse): Ditto.
6151         (do_eustores): Ditto.
6152         (gate_eustores): Ditto.
6153
6154 2005-07-16  Richard Henderson  <rth@redhat.com>
6155
6156         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6157
6158 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6159            Kenneth Zadeck <zadeck@naturalbridge.com>
6160
6161         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6162         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6163         ipa-type-escape.h, tree-promote-statics.c
6164         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6165         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6166         tree-promote-statics.c: new files.
6167         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6168         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6169         int nonlocal_set_p, mark_constant_function): Deleted.
6170         (rest_of_handle_cfg): Removed call to mark_constant_function.
6171         (nonoverlapping_component_refs_p): Added calls to support
6172         type based aliasing.
6173         * tree-ssa-alias.c (may_alias_p,
6174         compute_flow_insensitive_aliasing): Ditto.
6175         * calls.c (flags_from_decl_or_type): Removed reference to
6176         cgraph_rtl_info.
6177         * c-typeck.c (convert_arguments): Make builtins tolerant of having
6178         too many arguments.  This is necessary for Spec 2000.
6179         * cgraph.h (const_function, pure_function): Removed.
6180         * common.opt: Added "fipa-pure-const", "fipa-reference",
6181         "fipa-type-escape", and "ftree-promote-static".
6182         * opts.c: Ditto.
6183         * passes.c: Added ipa and tree-promote-statics passes.
6184         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6185         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6186         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6187         * tree-flow.h: Added exposed sra calls and addition of
6188         reference_vars_info field for FUNCTION_DECLS.
6189         * tree-pass.h: Added passes.
6190         * tree-sra.c: (sra_init_cache): New function.
6191         (sra_insert_before, sra_insert_after) Made public.
6192         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6193         and made public.
6194         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6195         aliasing. (may_alias_p): Added code to use type escape analysis to
6196         improve alias sets.
6197         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6198         code to prune clobbers of static variables based on information
6199         produced in ipa-reference pass.  Changed call clobbering so that
6200         statics are not marked as clobbered if the call does not clobber
6201         them.
6202
6203 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
6204
6205         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6206         too.
6207
6208 2005-07-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
6209
6210         * doc/install.texi (*-*-solaris2*): Document recommended version
6211         of GNU binutils and mention GNU linker problem on Solaris 10.
6212
6213 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
6214
6215         PR c/22421
6216         * c-decl.c (c_build_bitfield_integer_type): New function.
6217         (finish_struct): Call it.
6218         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6219
6220 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6221
6222         * c-typeck.c (digest_init): Call 'convert_for_assignment'
6223         before returning.
6224
6225 2005-07-16  Jan Hubicka  <jh@suse.cz>
6226
6227         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6228         (scale_bbs_frequencies_int): Watch roundoff errors.
6229         * predict.c (return_prediction): Initialize return_stmt.
6230
6231 2005-07-16  Jan Hubicka  <jh@suse.cz>
6232
6233         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6234         after RTL profiling.
6235
6236 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
6237
6238         PR middle-end/22398
6239         * fold-const.c (build_range_check): Convert high/low to etype
6240         if we are only comparing against exp.
6241
6242 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
6243
6244         Fix PR tree-optimization/22376
6245         * tree-ssa-structalias.c (build_constraint_graph): We really meant
6246         special var here.
6247         (need_to_solve): New function.
6248         (compute_points_to_sets): Use it.
6249
6250 2005-07-15  Jan Hubicka  <jh@suse.cz>
6251
6252         * cfg.c (update_bb_profile_for_threading): More diagnostic.
6253         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6254
6255 2005-07-15  Richard Guenther  <rguenther@suse.de>
6256
6257         * c-common.c (handle_flatten_attribute): New function.
6258         Add flatten function attribute.
6259         * doc/extend.texi: Document flatten function attribute.
6260         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6261         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6262         New functions.
6263         (cgraph_decide_inlining): Handle functions with flatten
6264         attribute.
6265
6266 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
6267
6268         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6269         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6270         UNSPEC_XCHG, UNSPEC_AND): New.
6271         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6272         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6273         * config/rs6000/sync.md (FETCHOP): New code macro.
6274         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6275         New code attrs.
6276         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6277         (sync_compare_and_swap<mode>): Same.
6278         (sync_lock_test_and_set<mode>): Same.
6279         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6280         for QImode and HImode, and not PPC405.
6281         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6282         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6283         (sync_<fetchop>{si,di}_internal): New.
6284         (sync_nand{si,di}_internal): New.
6285         (sync_old_<fetchop>{si,di}_internal): New.
6286         (sync_old_nand{si,di}_internal): New
6287         (sync_new_<fetchop>{si,di}_internal): New.
6288         (sync_new_nand{si,di}_internal): New.
6289         (atomic_and{si,di}): New.
6290         (sync_new_nand{si,di}_internal): New.
6291         (atomic_and{si,di}): New.
6292         (sync_add<mode>_internal): Delete.
6293         (sync_addshort_internal): Use unspec instead of unspec_volatile.
6294         (sync_sub<mode>_internal): Delte.
6295         (sync_subshort_internal): New.
6296         (sync_andsi_internal): Use unspec instead of unspec_volatile.
6297         (sync_anddi_internal): Delete.
6298         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6299         (sync_booldi_internal): Delete.
6300         (sync_boolc<mode>_internal): Delete.
6301         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6302         (sync_boolc<mode>_internal2): Delete.
6303         (sync_boolcc<mode>_internal): Delete.
6304         (isync, lwsync): Use unspec instead of unspec_volatile.
6305         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6306         Revert UNSPEC_VOLATILE.
6307         (rs6000_split_atomic_op): New.
6308         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6309
6310 2005-07-14  Eric Christopher  <echristo@redhat.com>
6311
6312         * config/mips/mips.c (mips_canonicalize_comparison): Cast
6313         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6314
6315 2005-07-14  Eric Christopher  <echristo@redhat.com>
6316
6317         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6318
6319 2005-07-14  Steven Bosscher  <stevenb@suse.de>
6320
6321         PR tree-optimization/22230
6322         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6323         the computation of the four cross productions for "range op range".
6324
6325 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
6326             Ulrich Weigand  <uweigand@de.ibm.com>
6327
6328         PR target/20126
6329         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6330         in some insn.
6331
6332 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
6333
6334         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6335
6336 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
6337
6338         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6339
6340 2005-07-14  Richard Guenther  <rguenther@suse.de>
6341
6342         PR middle-end/22347
6343         * config/i386/i386-protos.h (ix86_function_value): Change
6344         prototype to match new target hook.
6345         * config/i386/i386.c (ix86_value_regno): Change prototype
6346         to take extra type argument.
6347         (TARGET_FUNCTION_VALUE): Define.
6348         (ix86_function_ok_for_sibcall): Pass extra argument to
6349         ix86_value_regno, check return slot rtx for exact match.
6350         (ix86_function_value): Take extra parameter.  Dispatch to
6351         ix86_value_regno with fndecl/fntype as provided.
6352         (ix86_value_regno): Handle extra type argument.
6353         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6354
6355         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6356         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6357         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6358         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6359         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6360
6361 2005-07-14  Richard Guenther  <rguenther@suse.de>
6362
6363         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6364         * calls.c (expand_call): Pass fntype to hard_function_value.
6365         (emit_library_call_value_1): Likewise.
6366         * explow.c: Include target.h.
6367         (hard_function_value): Take extra argument, the fntype.
6368         Use new target hook for function_value.
6369         * expr.h (hard_function_value): Change prototype.
6370         * function.c (aggregate_value_p): Pass 0 as fntype to
6371         hard_function_value.
6372         (assign_parms): Use new target hook for function_value.
6373         Pass 0 as fntype to hard_function_value.
6374         (expand_function_end): Likewise.
6375         * reg-stack.c: Include target.h.
6376         (stack_result): Use new target hook for function_value.
6377         * target-def.h: New target hook function_value.
6378         * target.h: Likewise.
6379         * targhooks.c (default_function_value): New function.
6380         * targhooks.h (default_function_value): Declare.
6381
6382 2005-07-13  Ian Lance Taylor  <ian@airs.com>
6383
6384         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6385
6386 2005-07-14  Jan Hubicka  <jh@suse.cz>
6387
6388         * tree-dfa.c (dump_variable): Use default_def function.
6389         * tree-ssa-alias.c (dump_points_to_info): Likewise.
6390         * tree-ssa.c (verify_use): Likewise.
6391         * tree-ssanames.c (release_ssa_name): Likewise.
6392         * tree-tailcall.c (eliminate_tail_call): Likewise.
6393         (tree_optimize_tail_calls_1): Likewise.
6394         * tree-vrp.c (get_value_range): Likewise.
6395
6396 2005-07-14  Ben Elliston  <bje@au.ibm.com>
6397
6398         * gcc.c (main): Compare language[0] with '*' when iterating over
6399         the infiles.
6400
6401 2005-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
6402
6403         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6404         "s390_emit_compare".  Add handling of CCZ1mode.
6405         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6406         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6407         checking.
6408         (s390_branch_condition_mask): Add CCZ1mode handling.
6409         * config/s390/s390.md: ("seq", "*seq"): New pattern.
6410         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6411         Use CCZ1mode instead of CCZmode.
6412         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
6413
6414 2006-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
6415
6416         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6417         pattern.
6418         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6419
6420 2005-07-13  Eric Christopher  <echristo@redhat.com>
6421
6422         * config/mips/mips.c (mips_canonicalize_comparison): New.
6423         (mips_emit_int_relational): Use.
6424
6425 2005-07-13  Eric Christopher  <echristo@redhat.com>
6426
6427         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6428         static extra parts.
6429         * config/s390/s390.md: Include tpf.md. Move tpf specific
6430         patterns...
6431         * config/s390/tpf.md: To here.
6432         * config/s390/s390.opt: Move tpf specific options...
6433         * config/s390/tpf.opt: to here. Add mmain option.
6434         * config/s390/tpf-unwind.h: Remove unnecessary defines.
6435         * config/s390/tpf.h: Rewrite.
6436
6437 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
6438
6439         * doc/tm.texi: Remove @xref{Cross-profiling}.
6440
6441 2005-07-13  Jeff Law  <law@redhat.com>
6442
6443         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6444         expressions, test their _DECL operands for pointer equality rather
6445         than using operand_equal_p.
6446
6447 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
6448
6449         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6450         (TARGET_POSIX_IO): This.
6451         * config/darwin.h: Likewise.
6452         * config/freebsd.h: Likewise.
6453         * config/linux.h: Likewise.
6454         * config/lynx.h: Likewise.
6455         * config/netbsd.h: Likewise.
6456         * config/rs6000/linux64.h: Likewise.
6457         * config/rs6000/linux.h: Likewise.
6458         * config/s390/tpf.h: Likewise.
6459         * config/sh/embed-elf.h: Likewise.
6460         * config/sparc/linux64.h: Likewise.
6461         * config/sparc/linux.h: Likewise.
6462         * config/svr4.h: Likewise.
6463         * gcov-io.h: Likewise.
6464
6465         * doc/tm.texi: Updated.
6466
6467         * libgcov.c (create_file_directory): Defined only if
6468         TARGET_POSIX_IO is defined.
6469         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6470         is defined.
6471
6472 2005-07-13  Jan Hubicka  <jh@suse.cz>
6473
6474         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6475
6476 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
6477
6478         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6479         structure as argument.
6480
6481 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
6482
6483         PR tree-optimization/21921
6484         * tree-iterator.c (tsi_link_before): Support the case when
6485         tsi_end_p (tsi) == true.
6486
6487 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
6488
6489         PR tree-optimization/22442
6490         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6491         correctly.
6492
6493 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
6494
6495         PR rtl-optimization/20376
6496         * toplev.c (process_options): Enable -fweb and -frename-registers when
6497         unrolling.
6498         * doc/invoke.texi: Update the information about when -fweb and
6499         -frename-registers are enabled.
6500
6501 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
6502
6503         PR tree-opt/21840
6504         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6505         if *rhs_p is not a SSA_NAME.
6506
6507 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
6508
6509         Fix PR tree-optimization/22422
6510         * tree-ssa-structalias.c (struct variable_info): Add flag for
6511         special vars.
6512         (get_varinfo): Now a static function.
6513         (new_varinfo): init has_union and is_special_var to false.
6514         (solution_set_add): Check has_union.
6515         (do_da_constraint): Move temporary variable so it gets reset
6516         properly.
6517         Also check for special variable.
6518         (do_ds_constraint): Ditto.
6519         (do_sd_constraint): Ditto.
6520         (do_structure_copy): Check for special variable.
6521         (find_func_aliases): Ditto.
6522         (init_base_vars): Set special vars properly.
6523
6524 2005-07-13  Jan Hubicka  <jh@suse.cz>
6525
6526         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6527         do unit-at-a-time.
6528
6529         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6530         (get_expr_operands): Fix thinko wrt flags and subvars.
6531
6532         PR tree-optimize/22379
6533         * tree-inline.c (expand_call_inline): Do not output sorry in early
6534         inlining.
6535
6536 2005-07-12  Dale Johannesen  <dalej@apple.com>
6537
6538         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
6539
6540 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
6541
6542         PR bootstrap/21704
6543         * host-linux.h: Include limits.h.
6544
6545 2005-07-12  Dale Johannesen  <dalej@apple.com>
6546
6547         * expr.c (compress_float_constant):  Add cost check.
6548         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
6549
6550 2005-07-12  Dale Johannesen  <dalej@apple.com>
6551
6552         * gcc.target/i386/compress-float-sse.c:  New.
6553         * gcc.target/i386/compress-float-sse-pic.c:  New.
6554         * gcc.target/i386/compress-float-387.c:  New.
6555         * gcc.target/i386/compress-float-387-pic.c:  New.
6556         * gcc.dg/compress-float-ppc.c:  New.
6557         * gcc.dg/compress-float-ppc-pic.c:  New.
6558
6559 2005-07-12  Eric Christopher  <echristo@redhat.com>
6560
6561         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6562         static extra parts.
6563         * config/s390/s390.md: Include tpf.md. Move tpf specific
6564         patterns...
6565         * config/s390/tpf.md: To here.
6566         * config/s390/s390.opt: Move tpf specific options...
6567         * config/s390/tpf.opt: to here. Add mmain option.
6568         * config/s390/tpf-unwind.h: Remove unnecessary defines.
6569         * config/s390/tpf.h: Rewrite.
6570
6571 2005-07-12  Eric Christopher  <echristo@redhat.com>
6572
6573         * gcc.c (struct infile): Update comment for language.
6574         (main): Rewrite input file resetting code.
6575
6576 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
6577
6578         PR tree-opt/22335
6579         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6580         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
6581         (lookup_avail_expr): Use constant_boolean_node instead
6582         of boolean_false_node/boolean_true_node.
6583
6584 2005-07-12  Ben Elliston  <bje@au.ibm.com>
6585
6586         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6587         and use it when printing num_edges.
6588
6589 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
6590
6591         * doc/extend.texi (Blackfin Built-in Functions): New section.
6592         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6593         @opindex.
6594
6595 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
6596
6597         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6598         s/cmpstrsi/cmpstrnsi
6599         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6600         'cmpstrnsi'.
6601         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6602         (init_optabs): Initialize cmpstrn_optab.
6603         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6604         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6605         * expr.c: (enum insn_code cmpstrn_optab): Declare.
6606         * config/i386/i386.md: s/cmpstr/cmpstrn
6607         * config/c4x/c4x.md: s/cmpstr/cmpstrn
6608         * doc/md.texi: Update documentation.
6609
6610 2005-07-11  Richard Henderson  <rth@redhat.com>
6611
6612         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6613         build_va_arg_indirect_ref.
6614         (alpha_gimplify_va_arg): Likewise.
6615         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6616         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6617         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6618         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6619         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6620         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6621         Likewise.
6622         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6623
6624 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
6625
6626         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6627         * passes.c (init_optimization_passes): Add pass_empty_loop.
6628         * tree-pass.h (pass_empty_loop): Declare.
6629         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6630         try_remove_empty_loop, remove_empty_loops): New functions.
6631         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6632         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6633
6634 2005-07-12  Peter Barada  <peter@the-baradas.com>
6635
6636         PR middle-end/16719
6637         PR middle-end/18421
6638         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6639         in address registers.
6640         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6641         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6642         alternative of addsi3_5200.
6643
6644 2005-07-11  Ian Lance Taylor  <ian@airs.com>
6645
6646         * config/mips/mips.md (ffs<mode>2): Remove.
6647
6648 2005-07-11  Ian Lance Taylor  <ian@airs.com>
6649
6650         * doc/tree-ssa.texi (Cleanups): Improve description of
6651         TRY_FINALLY_EXPR.
6652         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6653
6654 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
6655
6656         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6657         * tree.h (DECL_ARGUMENT_FLD): New macro.
6658
6659 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
6660
6661         Fix PR tree-optimization/22404
6662
6663         * tree-ssa-structalias.c (create_variable_info_for): Use
6664         correct offset.
6665
6666 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
6667
6668         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6669         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6670         for second comparison operand.
6671         * config/bfin/predicates.md (reg_or_const_int_operand): New.
6672
6673         * config/bfin/bfin.md (define_attr "type"): Add "sync".
6674         (define_insn_reservation "alu"): Likewise.
6675         (csync, ssync): Now of type sync.
6676         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6677         -mcsync-anomaly -mspecld-anomaly.
6678         * config/bfin/bfin.opt (mcsync): Remove.
6679         (mcsync-anomaly, mspecld-anomaly): Add.
6680         * config/bfin/bfin.c: Include "insn-codes.h".
6681         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6682         (TARGET_DEFAULT_TARGET_FLAGS): New.
6683         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6684
6685 2005-07-11  Steven Bosscher  <stevenb@suse.de>
6686
6687         * basic-block.h: Give the BB flags enum a name, bb_flags.
6688         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6689         * cfgcleanup.c (enum bb_flags): Remove here.
6690         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6691         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6692         (update_forwarder_flag): Likewise.
6693         (thread_jump): Likewise.
6694         (try_forward_edges): Likewise.
6695         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
6696         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
6697         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6698
6699 2005-07-11  Richard Guenther  <rguenther@suse.de>
6700
6701         * config/i386/i386.opt: New target option -msseregparm.
6702         * config/i386/i386.c (override_options): Error out for
6703         -msseregparm but no SSE support.
6704         (ix86_function_sseregparm): Check for global sseregparm.
6705         * doc/invoke.texi: Document -msseregparm.
6706
6707 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6708
6709         * config.gcc (m32r-*-linux*): Use the default extra_parts.
6710         (m32rle-*-linux*): Ditto.
6711
6712 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
6713
6714         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6715         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6716         bytes.
6717
6718 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6719
6720         PR middle-end/22239
6721         PR target/20126
6722         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6723         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6724
6725 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
6726
6727         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6728         (varmap): Heapify varmap.
6729         (constraints): Heapify constraints.
6730         (struct constraint_graph): Heapify succs and preds.
6731         (constraint_vec_find): Update for heapification.
6732         (constraint_set_union): Ditto.
6733         (insert_into_complex): Ditto.
6734         (constraint_edge_vec_find): Ditto.
6735         (erase_graph_self_edge): Ditto.
6736         (add_graph_edge): Ditto.
6737         (get_graph_weights): Ditto.
6738         (merge_graph_nodes): Ditto.
6739         (build_constraint_graph): Ditto.
6740         (topo_visit): Ditto.
6741         (solve_graph): Ditto.
6742         (create_variable_info_for): Ditto.
6743         (init_base_vars): Ditto.
6744         (delete_points_to_sets): Free graph, varmap, and complex constraints.
6745         (condese_varmap_nodes): Free complex vector.
6746         (clear_edges_for_node): Clear succs and preds vector.
6747
6748 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
6749
6750         * tree-ssa-structalias.c (update_alias_info): Change counting of
6751         references to not include vdefs.
6752
6753 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
6754
6755         * tree-ssa-alias.c (free_used_part_map): Add missing free.
6756         (up_insert): Ditto.
6757
6758 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6759
6760         * pa.c (pa_commutative_p): Make PLUS commutative when
6761         TARGET_NO_SPACE_REGS is true.
6762
6763 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
6764
6765         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6766         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6767         * tree-dfa.c (dump_subvars_for): New.
6768         (debug_subvars_for): New.
6769         (dump_variable): Show subvariables if VAR has them.
6770         * tree-flow-inline.h (get_subvar_at): New.
6771         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6772         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6773         Update all users.
6774         (struct subvar): Change fields offset and size to unsigned
6775         HOST_WIDE_INT.
6776         (dump_subvars_for): Declare.
6777         (debug_subvars_for): Declare.
6778         (get_subvar_at): Declare.
6779         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6780         to unsigned HOST_WIDE_INT *.
6781         (overlap_subvar): Likewise.
6782         * tree-gimple.c (is_gimple_reg): Always return false for
6783         SFTs and memory tags.
6784         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6785         Update all callers.
6786         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6787         (compute_may_aliases): Call compute_points_to_sets.
6788         (collect_points_to_info_for): Remove.
6789         (compute_points_to_and_addr_escape): Remove.
6790         (delete_alias_info): Call delete_points_to_sets.
6791         (compute_flow_sensitive_aliasing): If the call to
6792         find_what_p_points_to returns false, call set_pt_anything.
6793         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6794         (set_pt_anything): Clear pi->pt_vars.
6795         (set_pt_malloc): Remove.
6796         (merge_pointed_to_info): Remove.
6797         (add_pointed_to_expr): Remove.
6798         (add_pointed_to_var): Remove.
6799         (collect_points_to_info_r): Remove.
6800         (is_escape_site): Make extern.
6801         (create_sft): New.
6802         (create_overlap_variables_for): Call it.
6803         * tree-ssa-copy.c (merge_alias_info): Never merge
6804         flow-sensitive alias information.
6805         * tree-ssa-operands.c (get_expr_operands): Adjust variables
6806         offset and size to be unsigned HOST_WIDE_INT.
6807         (add_to_addressable_set): Rename from note_addressable.
6808         Set TREE_ADDRESSABLE as the variables are added to the set.
6809         Update all users.
6810         (add_stmt_operand): Do not try to micro-optimize unmodifiable
6811         operands into VUSEs when adding V_MAY_DEFs for members in an
6812         alias set.
6813         * tree-ssa-operands.h (add_to_addressable_set): Declare.
6814         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6815         (struct variable_info): Add bitfield is_heap_var.
6816         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6817         (new_var_info): Initialize is_heap_var.
6818         (get_constraint_for): Add HEAP variables to the symbol table.
6819         Mark them with is_heap_var.
6820         (update_alias_info): New.  Taken mostly from the old
6821         compute_points_to_and_addr_escape.
6822         (handle_ptr_arith): New.
6823         (find_func_aliases): Call update_alias_info.
6824         Call handle_ptr_info for tcc_binary expressions.
6825         Call mark_stmt_modified.
6826         (create_variable_info_for): If DECL has subvars, do not create
6827         variables for its subvars.  Always add all the fields.
6828         (set_uids_in_ptset): If the solution includes ANYOFFSET and
6829         SFTs, then add all the SFTs of the structure.
6830         If VI->DECL is an aggregate with subvariables, add the SFT at
6831         VI->OFFSET.
6832         (find_what_p_points_to): If VI is an artificial variable,
6833         translate to bitfields in SSA_NAME_PTR_INFO.
6834         If the solution is empty, set pi->pt_vars to NULL
6835         (init_base_vars): Create ANYOFFSET.
6836         (compute_points_to_sets): Rename from create_alias_vars.
6837         Make extern.
6838         (pass_build_pta): Remove.
6839         (delete_points_to_sets): Rename from delete_alias_vars.
6840         (pass_del_pta): Remove.
6841         * tree-ssa-structalias.h (struct alias_info): Move from
6842         tree-ssa-alias.h.
6843         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6844         NUM_REFERENCES_SET): Likewise.
6845         (compute_points_to_sets, delete_points_to_sets): Declare.
6846
6847 2005-07-09  Richard Henderson  <rth@redhat.com>
6848
6849         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6850         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6851         alpha_split_lock_test_and_set_12): New functions.
6852         * config/alpha/alpha-protos.h: Update.
6853         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6854         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6855         * config/alpha/sync.md (I12MODE): New.
6856         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6857         (sync_<fetchop_name><I48MODE>): Likewise.
6858         (sync_nand<I48MODE>): Likewise.
6859         (sync_old_<fetchop_name><I48MODE>): Likewise.
6860         (sync_new_<fetchop_name><I48MODE>): Likewise.
6861         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6862         (sync_compare_and_swap<I48MODE>): Likewise.
6863         (sync_lock_test_and_set<I48MODE>): Likewise.
6864         (sync_compare_and_swap<I12MODE>): New.
6865         (sync_compare_and_swap<I12MODE>_1): New.
6866         (sync_lock_test_and_set<I12MODE>): New.
6867         (sync_lock_test_and_set<I12MODE>_1): New.
6868
6869 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
6870
6871         PR 21356
6872         PR 22332
6873         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6874
6875 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
6876
6877         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6878         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6879
6880 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
6881
6882         PR target/21656
6883         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6884
6885 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
6886
6887         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6888         memory_operand constraint.
6889         (store_conditional_<mode>): Same.
6890         (sync_compare_and_swap<mode>): Same.
6891         (sync_lock_test_and_set<mode>): Same.
6892
6893 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
6894
6895         Rewrite PIC support to more closely model actual instructions.
6896         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6897         (cris_symbol): Remove prototypes for removed functions.
6898         (cris_pic_symbol_type_of, cris_valid_pic_const)
6899         (cris_expand_pic_call_address): Prototypes for new functions.
6900         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6901         variable.
6902         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6903         modifiers.
6904         <case ':'>: Add case for new punctuation character.
6905         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6906         emitting (extra) PIC modifier.
6907         <case UNSPEC>: Do not assert for PLT.
6908         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6909         (cris_expand_prologue, cris_expand_epilogue): Check
6910         for pic_offset_table_rtx usage instead of taking
6911         current_function_uses_pic_offset_table as the final word.
6912         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6913         Remove flag_pic difference.
6914         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6915         the moral equivalents of...
6916         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6917         functions.
6918         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6919         (cris_handle_option): Mark ARG as unused.
6920         (cris_expand_pic_call_address): New worker function for "call",
6921         "call_value".
6922         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6923         output PIC constructs here.
6924         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6925         as symbol-specific modifers, not whole or part of operands.
6926         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6927         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6928         constants and flag_pic.
6929         (CONSTANT_INDEX_P): Adjust for new functions.
6930         (enum cris_pic_symbol_type): New helper type.
6931         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6932         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6933         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6934         define_constants.
6935         ("movsi"): Emit actual instructions for GOT and relative access.
6936         ("*movsi_got_load"): New pattern to set up the register holding
6937         the GOT pointer.
6938         ("*movsi_internal"): Operand 1 is not a plain general_operand.
6939         Adjust FIXME for 'S'.
6940         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6941         Use "movs" for -fpic cases.
6942         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6943         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6944         ("call", "call_value"): Just call cris_expand_pic_call_address for
6945         PIC addresses.
6946         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6947         Remove special pattern.
6948         ("*expanded_call_side", "*expanded_call_value_side"): New
6949         patterns.
6950         (gotplt-to-plt, gotplt-to-plt-side-call)
6951         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6952         peephole2:s.
6953         * config/cris/cris/predicates.md
6954         ("cris_general_operand_or_gotless_symbol"): Remove unused
6955         predicate.
6956         ("cris_general_operand_or_symbol"): Adjust for new functions.
6957
6958 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
6959
6960         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6961
6962 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
6963
6964         * Makefile.in (TREE_H): Add treestruct.def.
6965         (c-decl.o): Add pointer-set.h
6966         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6967         visibility on regular DECL's.
6968         (merge_decls): Fix the copying of decl nodes of various types for
6969         the new structures.  Don't update RTL, section name, weak status,
6970         etc, on DECL's without RTL.
6971         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6972         Don't check volatile on non-variable types.
6973         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6974         to check whether we have seen arguments.
6975         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6976         flag is checked before field (flag is common, field is not).
6977         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
6978         TS_DECL_COMMON could have an origin.
6979         (add_location_or_const_value_attribute): Don't check section name
6980         on non-var/function decls.
6981         (dwarf2out_var_location): Reverse order of tests.
6982         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6983         with DECL_WRTL_CHECK.
6984         * expmed.c (make_tree): rtl is now in decl_with_rtl.
6985         * fold-const.c (fold_binary): Don't check weakness on
6986         non-var/function decls.
6987         (tree_expr_nonzero_p): Ditto.
6988         (fold_checksum_tree): Use tree_decl_extra as sizeof
6989         buffer.
6990         * ggc-page.c (extra_order_size_table): Add sizes for
6991         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
6992         tree_field_decl.
6993         * gimplify.c (gimplify_bind_expr): Only set
6994         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6995         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6996         without RTL.
6997         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6998         * langhooks.h (init_ts). New langhook.
6999         * passes.c (rest_of_decl_compilation): Reverse order of tests.
7000         * print-tree.c (print_node): Update to only print fields that
7001         exist in the structures the passed decl has.
7002         * toplev.c (wrapup_global_declarations): Don't reset
7003         DECL_DEFER_OUTPUT on DECL's that don't contain it.
7004         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7005         * tree-inline.c (remap_decl): Ditto.
7006         * tree-outof-ssa.c (create_temp): Reverse order of tests.
7007         * tree-pretty-print.c (print_declaration): Don't print
7008         DECL_REGISTER on things that don't contain it.
7009         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7010         non-var/function decls.
7011         * tree.c (tree_contains_struct): New structure.
7012         (init_priority_for_decl): New hashtable.
7013         (tree_int_map): New structure.
7014         (tree_int_map_eq): New function.
7015         (tree_int_map_marked_p): Ditto.
7016         (tree_int_map_hash): Ditto.
7017         (tree_map): Move to tree.h.
7018         (tree_map_eq): Externalize.
7019         (tree_map_hash): Ditto.
7020         (tree_map_marked_p): Ditto.
7021         (init_ttree): Set up tree_contains_struct and call langhook.
7022         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7023         (tree_code_size): Update for new structures.
7024         (tree_node_structure): Update for new structures.
7025         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7026         without the field.
7027         (copy_node_stat):  Copy init priority.
7028         (build_decl_stat): Ditto for visibility.
7029         (ts_enum_names): New.
7030         (tree_contains_struct_check_failed): New function.
7031         (decl_init_priority_lookup): Ditto.
7032         (decl_init_priority_insert): Ditto.
7033         * treestruct.def: New file.
7034         * tree.h (CODE_CONTAINS_STRUCT): New macro.
7035         (CONTAINS_STRUCT_CHECK): Ditto.
7036         (tree_contains_struct_check_failed): New prototype.
7037         (DECL_CHECK): Removed.
7038         (DECL_MINIMAL_CHECK): New.
7039         (DECL_COMMON_CHECK): Ditto.
7040         (DECL_WRTL_CHECK): Ditto.
7041         (DECL_NON_COMMON_CHECK): Ditto.
7042         (DECL_WITH_VIS_CHECK): Ditto.
7043         (VAR_OR_FUNCTION_DECL_P): Ditto
7044         (struct tree_decl_minimal): New structure.
7045         (struct tree_decl_common): Ditto.
7046         (struct tree_decl_with_rtl): Ditto.
7047         (struct tree_decl_with_vis): Ditto.
7048         (struct tree_decl_non_common): Ditto.
7049         (struct tree_field_decl): Ditto.
7050         (struct tree_parm_decl): Ditto.
7051         (struct tree_var_decl): Ditto.
7052         (struct tree_function_decl): Ditto.
7053         (struct tree_const_decl): Ditto.
7054         (struct tree_result_decl): Ditto.
7055         (union tree_node): Add new structures.
7056         * var-tracking.c (track_expr_p): Reverse order of tests.
7057
7058         * doc/c-tree.texi: Add documentation on DECL node internal structure.
7059
7060 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
7061
7062         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7063         * system.h: Poison FINALIZE_PIC.
7064         * doc/tm.texi (FINALIZE_PIC): Remove.
7065
7066 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
7067
7068         PR tree-opt/22329
7069         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7070         to the correct type if we have a MODIFY_EXPR.
7071
7072 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
7073
7074         PR tree-optimization/22360
7075         * tree.c (upper_bound_in_type): Fix calculations for casting
7076         to a non-wider signed type and casting a signed value to a
7077         wider unsigned type.
7078         (lower_bound_in_type): Fix calculations for casting to a
7079         non-wider signed type.
7080
7081         PR tree-optimization/20139
7082         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7083         release_defs.
7084         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7085         fold_cond_expr_cond.
7086         * tree-ssanames.c (release_defs): Assert in_ssa_p.
7087         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7088
7089 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
7090
7091         PR tree-opt/22356
7092         * tree-complex.c (expand_complex_libcall): Produce
7093         REALPART_EXPR/IMAGPART_EXPR with the correct type.
7094
7095 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
7096
7097         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7098         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7099         b" assert and inserted fastpath code for this case.
7100         (bitmap_ior): Removed "a != b" assert.
7101
7102 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7103
7104         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7105         (ENDFILE_SPEC): Likewise.
7106         * config/m32r/m32r.h (ASM_SPEC): Likewise.
7107
7108         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7109         a large stack frame at epilogue.
7110
7111 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
7112
7113         * final.c: Include sdbout.h when required.
7114
7115 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
7116
7117         * config.gcc (*-*-darwin*): Only one target-specific header file
7118         for generic darwin.
7119         (powerpc-*-darwin*): Add version-specific header files.
7120         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7121         * config.in: Regenerate.
7122         * configure: Regenerate.
7123         * gcc.c: Include xregex.h.
7124         (version_compare_spec_function): New.
7125         (spec_function): Add version-compare.
7126         (replace_outfile_spec_function): Reformat comment.
7127         (compare_version_strings): New.
7128         * config/darwin-c.c (version_as_macro): New.
7129         (builtin_define): New.
7130         (darwin_cpp_builtins): New.
7131         * config/darwin-protos.h (darwin_cpp_builtins): New.
7132         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7133         (LIB_SPEC): Make unconditional, update comment.
7134         (TARGET_C99_FUNCTIONS): Define.
7135         * config/darwin.opt: Sort.
7136         (mmacosx-version-min=): New.
7137         * config/darwin7.h: Delete.
7138         * config/darwin8.h: Delete.
7139         * config/i386/darwin.h (): Call darwin_cpp_builtins.
7140         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7141         (TARGET_C99_FUNCTIONS): Define.
7142         * config/rs6000/darwin7.h: New.
7143         * config/rs6000/darwin8.h: New.
7144         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7145         (-mmacosx-version-min): Document.
7146
7147 2005-07-07  Ian Lance Taylor  <ian@airs.com>
7148
7149         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7150
7151 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
7152
7153         PR middle-end/22239
7154         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7155
7156 2005-07-07  Khem Raj  <kraj@mvista.com>
7157
7158         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7159         in bytes, not words.
7160
7161 2005-07-07  Paul Brook  <paul@codesourcery.com>
7162
7163         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7164         DEFAULT_FUNCTION_ARG_PADDING to upward.
7165
7166 2005-07-07  Richard Henderson  <rth@redhat.com>
7167
7168         * function.c (locate_and_pad_parm): Record parameter alignment in
7169         stack_alignment_needed.
7170
7171 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
7172
7173         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7174         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7175         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7176         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7177         (define_attr "type"): Add isync, sync, load_l, store_c.
7178         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7179         Create scratch volatile MEM.
7180         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
7181         sync.
7182         (load_locked_<mode>): New.
7183         (store_conditional_<mode>): New.
7184         (sync_compare_and_swap<mode>): Replace with splitter.
7185         (sync_lock_test_and_set<mode>): Replace with splitter.
7186         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7187         and UNSPECV_ISYNC.
7188         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
7189         is ics.  Attribute isync.
7190         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
7191         lwsync.
7192         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7193         and UNSPECV_SYNC_OP.
7194         (emit_unlikely_jump): New.
7195         (emit_load_locked): New.
7196         (emit_store_conditional): New.
7197         (rs6000_split_compare_and_swap): New.
7198         (rs6000_split_lock_test_and_set): New.
7199         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7200         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7201         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7202         rs6000_split_lock_test_and_set): Declare.
7203         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7204         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7205         store_c, isync, sync.
7206
7207 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
7208
7209         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7210         filenames to gtyp-gen.h.
7211         (s-typ-gen): Use it in place of for loops.
7212
7213 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
7214
7215         * hooks.c (hook_bool_rtx_int_false): New function.
7216         * hooks.h (hook_bool_rtx_int_false): Declare.
7217         * target-def.h (TARGET_COMMUTATIVE_P): Define.
7218         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7219         * target.h (struct gcc_target): Add commutative_p member.
7220         * targhooks.c (hook_bool_rtx_commutative_p): New function.
7221         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7222         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7223         (pa_commutative_p): New function.
7224         * jump.c (target.h): Include.
7225         (rtx_renumbered_equal_p): Use targetm.commutative_p.
7226         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7227
7228 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
7229
7230         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7231         (s390_expand_setmem): New.
7232         * config/s390/s390.c: Likewise.
7233         (print_shift_count_operand): Truncate to 12 bits instead of 6.
7234         Adapt comments.
7235         * config/s390/s390.md: ("setmem<mode>"): Accept character as
7236         general_operand.  Call new function "s390_expand_setmem".
7237         ("clrmem_long", "*clrmem_long"): Rewrite to ...
7238         ("setmem_long", "*setmem_long"): ... this.
7239
7240 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
7241
7242         * config/s390/s390.c: (optimization_options): Enable
7243         TARGET_MVCLE at -Os.
7244         * doc/invoke.texi: Document changes in default behaviour.
7245         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7246
7247 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
7248
7249         * expr.c: (set_storage_via_setmem): Convert opchar to mode
7250         defined by back-end.
7251
7252 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
7253
7254         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7255         all sets in the pattern.
7256         * config/rs6000/rs6000.md (stack_protect_testsi,
7257         stack_protect_testdi): Likewise.
7258
7259 2005-07-06  Jeff Law  <law@redhat.com>
7260
7261         * tree-vrp.c (simplify_using_ranges): Kill.
7262         (vrp_finalize): Remove call to simplify_using_ranges.
7263         (simplify_stmt_using_ranges): New function extracted from
7264         simplify_using_ranges.
7265         (simplify_div_or_mod_using_ranges): Likewise.
7266         (simplify_abs_using_ranges): Likewise.
7267         (simplify_cond_using_ranges): New function.
7268         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7269         * tree-ssa-propagate.c (substitute_and_fold): Call
7270         simplify_stmt_using_ranges if we have range information.
7271
7272 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
7273
7274         * config/ia64/ia64.c (ia64_reorg): Check optimize before
7275         ia64_flag_schedule_isns2.
7276
7277         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7278         reading/writing general registers.
7279         (ia64_function_arg): Revert 2005-06-18 change.
7280
7281 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
7282
7283         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7284         (legitimize_tls_address): Use gcc_unreachable instead of abort.
7285
7286 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
7287
7288         * function.c (expand_function_end): Revert part of 2005-06-27
7289         patch.  Do sjlj_emit_function_exit_after after return_label.
7290
7291 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
7292
7293         * doc/install.texi (--disable-libssp): New.
7294
7295 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
7296
7297         * doc/invoke.texi: Update -fforce-mem documentation.
7298         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7299         code for -fforce-mem.
7300         * expmed.c: (store_bit_field,store_fixed_bit_field,
7301         extract_bit_field): Ditto.
7302         * expr.c: (convert_move): Ditto.
7303         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7304         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7305         emit_conditional_add,expand_float,expand_fix): Ditto.
7306         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7307         (common_handle_option): Issue warning when -fforce-mem specified.
7308
7309 2005-07-06  Paul Brook  <paul@codesourcery.com>
7310
7311         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7312         argument is empty.
7313         * configure: Regenerate.
7314
7315 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
7316
7317         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7318
7319 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
7320
7321         Fix PR tree-optimization/22319
7322         Fix PR tree-optimization/22140
7323         Fix PR tree-optimization/22310
7324
7325         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7326         variable sized types.
7327         Use correct type for intermediate structure on *a = *b structure
7328         copies.
7329
7330 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
7331
7332         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7333         Remove.
7334         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7335         (machine_function): Move typedef to...
7336         * config/rs6000/rs6000.c (machine_function): ... here.  Add
7337         varargs_save_offset field.
7338         (rs6000_stack_t): Remove varargs_size field.
7339         (setup_incoming_varargs): Allocate varargs save area using
7340         assign_stack_local, try to make it as small as possible.
7341         Save offset from virtual_stack_vars_rtx to the save area
7342         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
7343         instead of magic 8 when fp word byte size is used.
7344         (rs6000_va_start): Use cfun->machine->varargs_save_offset
7345         instead of -RS6000_VARARGS_SIZE.
7346         (rs6000_stack_info, debug_stack_info,
7347         rs6000_initial_elimination_offset): Remove all traces of
7348         varargs_size.
7349         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7350         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7351         RS6000_VARARGS_AREA.
7352
7353 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
7354
7355         PR tree-optimization/21963
7356         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7357         constant_multiple_of in the same way get_computation_cost_at does.
7358
7359 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
7360
7361         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7362         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7363         (gen_compare_reg): If sparc_compare_emitted is set, clear it
7364         and return its previous value.
7365         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7366         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7367         constants.
7368         (stack_protect_set, stack_protect_test): New expanders.
7369         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7370         stack_protect_testdi): New insns.
7371         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7372         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7373
7374 2005-07-06  Jeff Law  <law@redhat.com>
7375
7376         * tree-ssa-dce.c (cfg_altered): New global.
7377         (tree_dce_init): Initialize cfg_altered.
7378         (remove_dead_stmt): If we remove an edge in the CFG, then set
7379         CFG_ALTERED.
7380         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7381         the dominators.
7382
7383 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
7384
7385         * Makefile.in (stamp-collect-ld): Use
7386         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
7387         ./collect-ld if it already exists.
7388         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7389         Don't remove ./nm if it already exists.
7390
7391 2005-07-05  Devang Patel  <dpatel@apple.com>
7392
7393         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7394         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7395         * tree-vectorizer.c (vect_loop_location): New.
7396         (vect_print_dump_info): Use vect_loop_location.
7397         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7398         (vectorize_loops): Set vect_loop_location.
7399         * tree-vect-analyze.c (vect_analyze_offset_expr,
7400         vect_determin_vectorization_factor, vect_analyze_operations,
7401         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7402         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7403         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7404         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7405         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7406         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7407         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7408         vect_analyze_loop): Adjust vect_print_dump_info API.
7409         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7410         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7411         vect_finish_stmt_generation, vectorizable_assignment,
7412         vectorizable_operation, vectorizable_store, vectorizable_load,
7413         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7414         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7415         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7416         vect_transform_loop): Same.
7417         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7418         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7419         Same.
7420
7421 2005-07-05  Randolph Chung  <tausq@debian.org>
7422
7423         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7424         * configure: Regenerate.
7425         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7426         (pa_tls_referenced_p): Declare.
7427         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7428         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7429         (legitimize_tls_address): New.
7430         (hppa_legitimize_address): Handle TLS addresses.
7431         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7432         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7433         (emit_move_sequence): Handle TLS addresses.
7434         (pa_encode_section_info): Call default handler to handle common
7435         sections.
7436         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7437         (CONSTANT_ADDRESS_P): Reject TLS operands.
7438         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7439         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7440         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7441         (UNSPEC_TLSLE): Define new constants.
7442         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7443         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7444         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7445         (tie_symbolic_operand, tle_symbolic_operand): New
7446
7447 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
7448
7449         * aclocal.m4: Update macros for autoconf 2.59 style.
7450         * configure.ac: Likewise.
7451
7452 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7453
7454         * pa.c (function_value): Handle small aggregates on 32-bit targets.
7455         (function_arg): Pass small aggregates in general registers on 32-bit
7456         targets.
7457         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7458
7459 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
7460
7461         * Makefile.in (final.o): Fix dependencies.
7462
7463 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
7464
7465         PR c/22013
7466         PR c/22098
7467         * langhooks.h (struct lang_hooks): Add expr_to_decl.
7468         * langhooks.c (lhd_expr_to_decl): New.
7469         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7470         New.
7471         (LANG_HOOKS_INITIALIZER): Update.
7472         * tree.c (recompute_tree_invarant_for_addr_expr): Call
7473         expr_to_decl langhook.
7474         * c-tree.h (c_expr_to_decl): Declare.
7475         * c-typeck.c (c_expr_to_decl): New.
7476         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7477         specially.
7478         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7479
7480 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
7481
7482         PR c/22308
7483         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7484         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7485
7486 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
7487
7488         * Makefile.in: Adjust dependencies.
7489         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7490         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7491         * alias.c (rest_of_handle_cfg, pass_cfg): New.
7492         * bb-reorder.c (duplicate_computed_gotos): Make it static.
7493         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7494         rest_of_compilation.
7495
7496         * bb-reorder.c (gate_duplicate_computed_gotos,
7497         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7498         rest_of_handle_reorder_blocks, pass_reorder_blocks,
7499         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7500         pass_partition_blocks): New.
7501         * bt-load.c (gate_handle_branch_target_load_optimize,
7502         rest_of_handle_branch_target_load_optimize,
7503         pass_branch_target_load_optimize): New.
7504         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7505         pass_jump2): New.
7506         * cfglayout.c (pass_insn_locators_initialize): New.
7507         * cfgrtl.c (pass_free_cfg): New.
7508         * combine.c (gate_handle_combine, rest_of_handle_combine,
7509         pass_combine): New.
7510         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7511         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7512         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7513         * except.c (pass_set_nothrow_function_flags,
7514         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7515         pass_rtl_eh): New.
7516         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7517         rest_of_handle_shorten_branches, pass_shorten_branches,
7518         rest_of_clean_state, pass_clean_state): New.
7519         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7520         rest_of_handle_remove_death_notes, pass_remove_death_notes,
7521         rest_of_handle_life, pass_life, rest_of_handle_flow2,
7522         pass_flow2): New.
7523         * function.c (pass_instantiate_virtual_regs, pass_init_function,
7524         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7525         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7526         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7527         pass_gcse): New.
7528         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7529         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7530         pass_rtl_ifcvt, gate_handle_if_after_combine,
7531         rest_of_handle_if_after_combine, pass_if_after_combine,
7532         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7533         pass_if_after_reload): New.
7534         * integrate.c (pass_initial_value_sets): New.
7535         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7536         pass_purge_lineno_notes): New.
7537         * mode-switching.c (rest_of_handle_mode_switching,
7538         pass_mode_switching): New.
7539         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7540         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7541         pass_loop2): New.
7542         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7543         pass_loop_optimize): New.
7544         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7545         pass_sms): New.
7546         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7547         pass_gcse2): New.
7548         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7549         pass_postreload_cse): New.
7550         * profile.c (gate_handle_profiling, pass_profiling,
7551         rest_of_handle_branch_prob, pass_branch_prob): New.
7552         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7553         pass_split_before_regstack, gate_handle_split_before_regstack,
7554         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7555         rest_of_handle_split_all_insns, pass_split_all_insns): New.
7556         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7557         pass_stack_regs): New.
7558         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7559         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7560         pass_stack_adjustments): New.
7561         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7562         pass_regrename): New.
7563         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7564         pass_delay_slots, gate_handle_machine_reorg,
7565         rest_of_handle_machine_reorg, pass_machine_reorg): New.
7566         * rtl.h (extern void purge_line_number_notes): New.
7567         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7568         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7569         pass_sched2): New.
7570         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7571         pass_tracer): New.
7572         * value-prof.c (gate_handle_value_profile_transformations,
7573         rest_of_handle_value_profile_transformations,
7574         pass_value_profile_transformations): New.
7575         * var-tracking.c (gate_handle_var_tracking,
7576         pass_variable_tracking): New.
7577         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7578
7579         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7580         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7581         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7582         rest_of_handle_old_regalloc, rest_of_handle_regrename,
7583         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7584         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7585         rest_of_handle_gcse2, rest_of_handle_regmove,
7586         rest_of_handle_tracer, rest_of_handle_if_conversion,
7587         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7588         rest_of_handle_web, rest_of_handle_branch_prob,
7589         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7590         rest_of_handle_jump_bypass, rest_of_handle_combine,
7591         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7592         rest_of_handle_gcse, rest_of_handle_loop_optimize,
7593         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7594         rest_of_handle_mode_switching, rest_of_handle_jump,
7595         rest_of_handle_eh, rest_of_handle_stack_adjustments,
7596         rest_of_handle_flow2, rest_of_handle_jump2,
7597         rest_of_handle_peephole2, rest_of_handle_postreload,
7598         rest_of_handle_shorten_branches, rest_of_clean_state,
7599         rest_of_compilation): Remove.
7600
7601         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7602         * passes.c (dump_flags, in_gimple_form, all_passes,
7603         all_ipa_passes, all_lowering_passes, register_one_dump_file,
7604         register_dump_files, next_pass_1, last_verified, execute_todo,
7605         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7606         from tree-optimize.c.
7607         (init_optimization_passes): Moved from tree-optimize.c,
7608         adding the RTL optimizations.
7609         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7610         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7611         all_ipa_passes, all_lowering_passes, register_one_dump_file,
7612         register_dump_files, next_pass_1, last_verified, execute_todo,
7613         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7614         init_tree_optimization_passes, ipa_passes): Delete.
7615         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7616         the RTL dumps.
7617         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7618         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7619         from tree.h.
7620         (ipa_passes): Remove.
7621         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7622         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7623         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7624         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7625         (dump_info_p, dump_flag): Moved to tree-dump.h.
7626
7627         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7628         cgraph.c, opts.c.
7629         * passes.c (finish_optimization_passes): Use dump_begin
7630         and dump_end, TDI_end.
7631         (gate_rest_of_compilation): New.
7632         (pass_rest_of_compilation): Use it.
7633         (gate_postreload, pass_postreload): New.
7634         * toplev.c (general_init): Rename init_tree_optimization_passes.
7635         * toplev.h (init_tree_optimization_passes): Rename to
7636         init_optimizations_passes.
7637         * tree-dump.c (dump_flag): Make static.
7638         (dump_files): Remove RTL dumps.
7639         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7640         pass_cleanup_cfg, pass_free_cfg_annotations,
7641         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7642         pass_init_datastructures, pass_fixup_cfg): Make non-static.
7643         * tree-pretty-print.c: Include tree-pass.h.
7644         * cgraph.c: Include tree-dump.h.
7645
7646 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
7647
7648         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7649         Only fall back to saying it points to readonly memory if
7650         we can't do better.
7651
7652 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
7653
7654         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7655         * config/m32r/m32r.c (m32r_compute_frame_size,
7656         m32r_expand_prologue): Take current_function_profile into
7657         account whenever we reference
7658         current_function_uses_pic_offset_table.
7659         (m32r_finalize_pic): Remove.
7660         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7661
7662 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
7663
7664         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7665         instead of $<.  Don't remove ./as if it already exists.
7666
7667 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7668
7669         PR target/21723
7670         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7671         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7672         for complex modes when generating code for PA 1.0.
7673         (VALID_FP_MODE_P): New macro.
7674         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
7675         sets for all general and floating point modes.  Align wide floating
7676         point modes to even register boundaries to comply with architectural
7677         requirements.
7678         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7679         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7680         (VALID_FP_MODE_P): New macro.
7681         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
7682         sets for all general and floating point modes.  Align wide floating
7683         point modes to even register boundaries to comply with architectural
7684         requirements.
7685
7686 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
7687
7688         * tree-dump.c (dump_files): Initialize dump number for .cgraph
7689         to 0.
7690
7691 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
7692
7693         * tree-ssa-structalias.c: Don't include expr.h.
7694
7695 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
7696
7697         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7698         comments.
7699
7700 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
7701
7702         Fix PR tree-optimization/22279
7703
7704         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7705         correct operator.
7706
7707 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
7708
7709         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7710
7711 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
7712
7713         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7714         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7715         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7716         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7717         config/stormy16/stormy16.c, config/v850/v850.c,
7718         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7719         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7720         Avoid "." or "\n" at end of diagnostics and capital letters at
7721         start of diagnostics.
7722         * combine.c, cse.c: Don't translate dump file output.
7723         * toplev.c (print_version): Only translate output if going to
7724         stderr.
7725
7726 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
7727
7728         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7729         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7730         typos.
7731
7732 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7733
7734         * pa.c (fix_range): Fix typo in comment.
7735
7736 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
7737
7738         * tree-vrp.c (extract_range_from_assert): Replace
7739         fold (build (...)) with fold_build2.
7740
7741 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7742
7743         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7744         gcc_gfc_char_table, init_dynamic_gfc_info): New.
7745         (format_types_orig, handle_format_attribute): Add support for
7746         format "gcc_gfc".
7747
7748 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7749
7750         * varasm.c (assemble_variable): Fix format specifier thinko.
7751
7752 2005-07-03  Ira Rosen  <irar@il.ibm.com>
7753
7754         PR tree-optimization/22029 (and 22135)
7755         * tree-pretty-print.c (dump_generic_node): Check that the node is not
7756         a phi node before calling dump_vops.
7757
7758 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7759
7760         * tree-dump.h (dump_string_field): Declare.
7761         * tree-dump.c: Use it instead of dump_string.
7762         (dump_string_field): Make non-static.
7763
7764 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
7765
7766         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7767         up the minimal CFG stuff always when optimize > 0.  Call
7768         split_all_insns_noflow in PIC case if needed.
7769
7770 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7771             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7772
7773         PR c++/18279
7774         * c-decl.c (c_write_global_declarations): Dump contents of
7775         external scope to.
7776         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7777         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7778         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7779         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7780         is enabled.
7781
7782 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
7783
7784         * c-common.h (GCC_DIAG_STYLE): Define.
7785         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
7786         version for format checking to 4.1.
7787         * c-format.c: Include toplev.h after c-common.h.
7788         (enum format_type): Add gcc_tdiag_format_type.
7789         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7790         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7791         (format_types_orig): Add gcc_tdiag.
7792         (init_dynamic_diag_info): Support gcc_tdiag formats.
7793         (handle_format_attribute): Likewise.
7794         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7795         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
7796         version for format checking to 4.1.
7797         (warning0, warning, error, pedwarn, sorry): Use
7798         ATTRIBUTE_GCC_DIAG.
7799         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7800         (finish_aliases_1): Do not use %qE.
7801         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7802         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7803         Correct format bugs.
7804         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7805         parameter to unsigned HOST_WIDE_INT.
7806         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7807
7808 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
7809
7810         PR middle-end/21742
7811         * expr.c (write_complex_part): Use adjust_address for MEM.
7812         (read_complex_part): Same.
7813
7814 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
7815
7816         Fix PR tree-optimization/22280
7817
7818         * tree-sra.c (generate_element_init): Remove useless loop.
7819
7820 2005-07-02  Richard Henderson  <rth@redhat.com>
7821
7822         * config/alpha/alpha.c (alpha_legitimize_address): Check for
7823         TLS_MODEL_NONE.
7824         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7825
7826 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
7827
7828         PR middle-end/14490
7829         * fold-const.c (fold_binary): Handle the return value of
7830         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7831         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7832
7833 2005-07-02  Jeff Law  <law@redhat.com>
7834
7835         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7836         a eliminate type conversion which feeds an equality comparison
7837         if the original type or either operand in the comparison is a
7838         function pointer.
7839
7840 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
7841
7842         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7843         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7844         texts.
7845         * config/avr/avr.c: Do not use '`' as left quote.
7846         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7847         Remove "." from end of diagnostics.  Make diagnostics start with
7848         lowercase letter.
7849
7850 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
7851             Joseph S. Myers  <joseph@codesourcery.com>
7852
7853         * toplev.c (default_tree_printer): Handle setting location with
7854         '+' flag.
7855         * c-objc.common.c (c_tree_printer): Likewise.
7856         * c-format.c (gcc_diag_flag_specs): Add '+'.
7857         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7858         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7859         formats.
7860         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7861         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7862         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7863         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7864         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7865         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
7866         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
7867         format arguments where %J is used without %D.
7868
7869 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
7870
7871         * gcc.c (LINK_SSP_SPEC): Define.
7872         (link_ssp_spec): New variable.
7873         (LINK_COMMAND_SPEC): Add %(link_ssp).
7874         (static_specs): Add link_ssp_spec.
7875         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7876         * configure: Rebuilt.
7877         * config.in: Rebuilt.
7878
7879         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7880         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7881         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7882         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7883         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7884         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7885         -0x7008(2) instead of reading __stack_chk_guard variable.
7886         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7887         number.
7888         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7889         (stack_protect_set, stack_protect_test): Use *_tls* patterns
7890         if TARGET_THREAD_SSP_OFFSET is defined.
7891         (stack_tls_protect_set_si, stack_tls_protect_set_di,
7892         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7893
7894         Revert:
7895         2005-06-27  Richard Henderson  <rth@redhat.com>
7896         * libgcc-std.ver (GCC_4.1.0): New.
7897         * libgcc.h (__stack_chk_guard): Declare.
7898         (__stack_chk_fail, __stack_chk_fail_local): Declare.
7899         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7900         * mklibgcc.in (lib2funcs): Add them.
7901
7902 2005-07-01  Richard Henderson  <rth@redhat.com>
7903
7904         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7905         void * before struct sigcontext *.
7906         (x86_fallback_frame_state): Likewise.
7907
7908 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
7909
7910         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7911
7912 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
7913
7914         PR tree-opt/22269
7915         * tree-ssa-reassoc.c (should_transpose): Fix which operand
7916         we check for SSA_NAME for.
7917
7918 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
7919
7920         Fix PR tree-optimization/22071
7921
7922         * tree-ssa-structalias.c (offset_overlaps_with_access): New
7923         function.
7924         (get_constraint_for_component_ref): Use it.
7925
7926 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
7927
7928         PR other/22264
7929         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7930         print out the last new line.
7931
7932 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
7933
7934         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7935         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7936         * config/cris/cris.c (cris_conditional_register_usage): Adjust
7937         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7938         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7939         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7940         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7941         (enum reg_class): New member CC0_REGS.
7942         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7943         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7944         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7945         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7946         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7947         Adjust for register now described.
7948
7949 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
7950
7951         PR target/22262
7952         * config/i386/i386.md (stack_protect_test_si,
7953         stack_protect_test_di): Add earlyclobber for scratch 3.
7954         * config/rs6000/rs6000.md (stack_protect_testsi,
7955         stack_protect_testdi): Add earlyclobber for scratch 3,
7956         remove earlyclobber from scratch 4.
7957
7958 Older entries for 2005 can be found in ChangeLog-2005.