gcc/ChangeLog

   1 2005-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
   2
   3         * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
   4         instead of trying to save and restore TREE_SYMBOL_REFERENCED.
   5         * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
   6         (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
   7
   8 2005-02-26  Nathanael Nerode  <neroden@gcc.gnu.org>
   9
  10         * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
  11         * configure: Regenerate.
  12         * libada-mk.in: Remove CC; rename
  13         cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
  14
  15 2005-02-26  Andrew Pinski  <pinskia@physics.uc.edu>
  16
  17         PR tree-opt/20188
  18         * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
  19         for the lhs, also walk over the tree.  Likewise for rhs.
  20
  21 2005-02-26  Zdenek Dvorak  <dvorakz@suse.cz>
  22
  23         * tree-ssa-dom.c (simple_iv_increment_p): New function.
  24         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
  25         Do not propagate value of iv before increment over the increment.
  26
  27 2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>
  28
  29         * c-parser.c: New file.
  30         * c-parse.in: Remove.
  31         * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
  32         Remove.
  33         (c-parser.o): Add dependencies.
  34         (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
  35         maintainer-clean, TAGS): Update.
  36         * c-config-lang.in (gtfiles): Update.
  37         * gengtype-lex.l: Don't handle "@@".
  38         * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
  39         objc_build_synchronized, objc_begin_try_stmt,
  40         objc_begin_catch_clause, objc_finish_catch_clause,
  41         objc_build_finally_clause, objc_finish_try_stmt): New.
  42         * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
  43         type_seen_p.
  44         (c_parse_init): Update comment.
  45         * c-decl.c (c_init_decl_processing): Update comment.
  46         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
  47         declspecs_add_scspec, declspecs_add_attrs): Initialize and update
  48         new c_declspecs members.
  49
  50 2005-02-25  Julian Brown  <julian@codesourcery.com>
  51
  52         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
  53         from being used for symbols with vague linkage when
  54         HAVE_GAS_COMDAT_GROUP is true.
  55
  56 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
  57
  58         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
  59
  60 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
  61
  62         PR target/19930
  63         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
  64         (LIBGCC2_HAS_DF_MODE): New.
  65         (LIBGCC2_HAS_XF_MODE): New.
  66         (LIBGCC2_HAS_TF_MODE): New.
  67         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
  68         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
  69         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
  70         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
  71         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
  72         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
  73         and add _fixtfdi, _fixunstfdi, _floatditf
  74         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
  75         L_fixunstfdi, L_floatditf.
  76         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
  77         (LIBGCC2_HAS_TF_MODE): Define.
  78
  79 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
  80
  81         PR tree-optimization/20204
  82         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
  83         REWRITE_THIS_STMT markers on PHI nodes.
  84         (rewrite_initialize_block): Likewise.
  85
  86 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
  87
  88         * version.c (version_string): Update to 4.1.
  89
  90 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
  91
  92         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
  93         Clarify that the alternative way doesn't work in GNU C++.
  94
  95 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
  96
  97         PR tree-optimization/19937
  98         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
  99         to the type of the induction variable.
 100
 101 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
 102
 103         PR rtl-optimization/20117
 104         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
 105         the block including noncopyable insn.
 106
 107 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
 108
 109         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
 110         calls to find_reg_note.
 111
 112 2005-02-24  Richard Henderson  <rth@redhat.com>
 113
 114         PR tree-opt/20127
 115         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
 116         the type.
 117
 118 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
 119
 120         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
 121         vector types if to use base reg for misaligned non-word ld/std.
 122
 123 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
 124
 125         PR target/14619
 126         * config/cris/cris.c (cris_target_asm_function_prologue): Create
 127         dwarf2 label manually and put it after, not before the prologue.
 128
 129 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
 130
 131         PR target/19019
 132         * reload.c (operands_match_p): Only increment register number for
 133         SCALAR_INT_MODE_P modes in multiple hard registers.
 134
 135         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
 136         Fix formatting.
 137
 138 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 139
 140         * ChangeLog.5: Fix log message typo(s).
 141         * ChangeLog.7: Likewise.
 142         * ChangeLog.tree-ssa: Likewise.
 143         * cfgexpand.c: Fix comment typo(s).
 144         * conflict.c: Likewise.
 145         * defaults.h: Likewise.
 146         * dwarf2out.c: Likewise.
 147         * gcse.c: Likewise.
 148         * ggc-page.c: Likewise.
 149         * tree-eh.c: Likewise.
 150         * tree-ssa-dom.c: Likewise.
 151
 152 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
 153
 154         PR target/19019
 155         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
 156         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
 157         if SHARED is defined.
 158
 159         PR target/20196
 160         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
 161         allow splitting only if operands 0 and 3 don't overlap.
 162
 163 2005-02-24  Richard Henderson  <rth@redhat.com>
 164
 165         PR middle-end/19953
 166         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
 167         (fold_builtin_1): Call them.
 168         * fold-const.c (fold_complex_mult_parts): Split out from ...
 169         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
 170         (fold_complex_div_parts, fold_complex_div): New.
 171         (fold): Use them.
 172         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
 173
 174 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 175
 176         * tree-ssa-ccp.c (visit_assignment): Verify that result of
 177         VIEW_CONVERT_EXPR is_gimple_min_invariant.
 178
 179         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
 180         (print_node): Likewise.
 181         Print TYPE_SIZES_GIMPLIFIED.
 182
 183 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
 184
 185         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
 186         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
 187         operands as commutative in constraints.
 188
 189 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
 190
 191         * tree-into-ssa.c: Re-organize internal functions.
 192
 193 2005-02-24  Richard Henderson  <rth@redhat.com>
 194
 195         PR middle-end/18902
 196         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
 197         for c99.
 198         * common.opt (fcx-limited-range): New.
 199         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
 200         * toplev.c (flag_complex_method): Initialize to 1.
 201         (process_options): Set flag_complex_method to 0 if
 202         flag_cx_limited_range.
 203         * doc/invoke.texi (-fcx-limited-range): New.
 204
 205 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
 206
 207         * cse.c (delete_trivially_dead_insns): Speed up by using
 208         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
 209         prev_real_insn.
 210
 211 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
 212
 213         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
 214         functions when -mid-shared-library is being used.
 215
 216 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
 217
 218         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
 219         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
 220         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
 221         * system.h: Poison LINK_LIBGCC_SPECIAL.
 222
 223 2005-02-23  James E Wilson  <wilson@specifixinc.com>
 224
 225         * gengtype.c (note_insn_name): Make 1 element larger.
 226
 227 2005-02-23  Roger Sayle  <roger@eyesopen.com>
 228
 229         PR target/20018
 230         PR rtl-optimization/20097
 231         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
 232         BImode SUBREGs of SImode registers which confuse the ia64 backend.
 233
 234 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
 235
 236         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
 237         * t-aix52 (SHLIB_INSTALL): Same.
 238
 239 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
 240
 241         * genpreds.c: Update copyright.
 242
 243 2005-02-23  Michael Beach  <michaelb@ieee.org>
 244
 245         PR target/20159
 246         * config/sparc/t-elf (startup files): Assemble with CPP.
 247
 248 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
 249
 250         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
 251         (write_predicate_expr): Likewise.
 252
 253 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
 254
 255         PR tree-optimization/20100
 256         PR tree-optimization/20115
 257         * tree-optimize.c (init_tree_optimization_passes): Remove
 258         pass_maybe_create_global_var.
 259         * tree-pass.h (pass_maybe_create_global_var): Remove.
 260         * tree-ssa-alias.c (aliases_computed_p): Declare.
 261         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
 262         (count_calls_and_maybe_create_global_var): Remove.
 263         (pass_maybe_create_global_var): Remove.
 264         (init_alias_info): Do not declare aliases_computed_p.
 265         (maybe_create_global_var): If the function contains no
 266         call-clobbered variables and a mix of pure/const and regular
 267         function calls, create .GLOBAL_VAR.
 268         Mark all call-clobbered variables for renaming.
 269         (merge_pointed_to_info): Update comment.
 270         (add_pointed_to_var): Likewise.
 271         (is_escape_site): Likewise.
 272         Accept struct alias_info * instead of size_t *.
 273         Update all users.
 274         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
 275         as necessary.
 276         * tree-ssa-operands.c (get_call_expr_operands): If
 277         ALIASES_COMPUTED_P is false, do not add call-clobbering
 278         operands.
 279         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
 280         (delete_tree_ssa): Likewise.
 281
 282 2005-02-22  James E Wilson  <wilson@specifixinc.com>
 283
 284         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
 285         (do_compile): Do call it here.
 286
 287 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
 288
 289         PR rtl-optimization/20017.
 290         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
 291         rest_of_handle_cse2, rest_of_handle_gcse): Call
 292         delete_dead_jumptables immediately before calling cleanup_cfg.
 293
 294 2005-02-22  Devang Patel  <dpatel@apple.com>
 295
 296         PR 19952
 297         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
 298         all labels
 299
 300 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
 301
 302         * config/rs6000/aix.h (WINT_TYPE): Define.
 303
 304 2005-02-22  Stan Shebs  <shebs@apple.com>
 305
 306         * config/rs6000/rs6000.c (rs6000_override_options): Default to
 307         natural alignment for 64-bit Darwin.
 308         (rs6000_parse_alignment_option): Warn about uses of -malign-power
 309         on 64-bit Darwin.
 310         * doc/invoke.texi: Document this.
 311
 312 2005-02-22  DJ Delorie  <dj@redhat.com>
 313
 314         * c-common.c (c_common_type_for_mode): Pass the mode's precision
 315         to make_[un]signed_type, not the mode itself.
 316
 317 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
 318
 319         * cfg.c (cached_make_edge): Call make_edge if edge cache is
 320         not available.  Use tail calls wherever possible.
 321         (make_edge): Call unchecked_make_edge to create an edge.
 322
 323         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
 324         (coalesce_ssa_name): Don't check for
 325         SSANORM_USE_COALESCE_LIST.
 326         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
 327
 328 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
 329
 330         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
 331         (rewrite_into_ssa): ... here.
 332
 333 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
 334
 335         PR tree-optimization/19786
 336         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
 337         tag to another's may-alias bitmap when adding to the other's list.
 338
 339 2005-02-21  DJ Delorie  <dj@redhat.com>
 340
 341         * tree-ssa-loop-ivopts.c (computation_cost): Start register
 342         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
 343         registers in unsupported ways.
 344         * expmed.c (init_expmed): Likewise.
 345
 346 2005-02-21  Stan Cox  <scox@redhat.com>
 347
 348         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
 349
 350 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
 351
 352         * tree-cfg.c (fold_cond_expr_cond): New.
 353         (make_edges): Call fold_cond_expr_cond.
 354         (find_taken_edge): Accept nothing but INTEGER_CST.
 355         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
 356         and 1.
 357         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
 358
 359         * flow.c (delete_dead_jumptables): Speed up by scanning insns
 360         that do not belong to any basic block.
 361
 362 2005-02-21  Jeff Law  <law@redhat.com>
 363
 364         * cfganal.c (find_unreachable_blocks): Manually CSE load of
 365         e->dest.
 366
 367 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
 368
 369         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
 370         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
 371         Adjust their definitions.
 372         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
 373         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
 374
 375         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
 376         genautomata.c, langhooks.c, langhooks.h, system.h,
 377         config/arm/lib1funcs.asm: Update copyright.
 378
 379 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
 380
 381         * dbxout.c (dbxout_function_end): Emit Lscope label always.
 382
 383 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
 384
 385         PR bootstrap/13770
 386         * doc/install.texi: Document --with-gc.
 387
 388 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
 389
 390         * simplify-rtx.c (simplify_unary_operation): Add a missing
 391         "break" statement.
 392
 393 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
 394
 395         PR tree-optimization/18663
 396         * tree-ssa-dom.c (extract_range_from_cond): Return 0
 397         if the type has variable bounds.
 398
 399 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
 400
 401         * gcse.c: Remove an obsolete comment.
 402
 403         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
 404
 405 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
 406
 407         * doc/extend.texi (Function Attributes) <Attribute const>: The
 408         attribute "pure" is below this text, not above.
 409
 410 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 411
 412         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
 413         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
 414         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
 415
 416 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
 417
 418         PR 18785
 419         * langhooks.h (struct lang_hooks): Add to_target_charset.
 420         * langhooks.c (lhd_to_target_charset): New function.
 421         * langhooks-def.h: Declare lhd_to_target_charset.
 422         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
 423         (LANG_HOOKS_INITIALIZER): Update.
 424         * c-common.c (c_common_to_target_charset): New function.
 425         * c-common.h: Declare it.
 426         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
 427         c_common_to_target_charset.
 428
 429         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
 430         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
 431         Delete definitions.
 432         * system.h: Poison them.
 433         * doc/tm.texi: Don't discuss them.
 434         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
 435         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
 436         (pp_c_char): Do not attempt to generate letter escapes for
 437         newline, tab, etc.
 438         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
 439         * config/mips/mips.c (mips_output_ascii): Likewise.
 440
 441 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
 442
 443         PR tree-optimization/19951
 444         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
 445         is abnormal.
 446
 447 2005-02-19  Steven Bosscher  <stevenb@suse.de>
 448
 449         PR middle-end/19698
 450         * function.h (struct function): New field `max_loop_depth'.
 451         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
 452         (flow_loops_find): Reset the max loop depth count before finding loops.
 453         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
 454         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
 455         (calculate_global_regs_live): Make sure the loop will terminate
 456         when the initial sets are not empty.
 457
 458 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
 459
 460         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
 461         object inside.
 462         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
 463
 464 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
 465
 466         PR other/19525
 467         * doc/invoke.texi: Remove documentation of %M spec.
 468         * gcc.c: Likewise.
 469         (init_spec): Remove %M suffix from -lgcc_s.
 470         (do_spec_1): Remove 'M' case.
 471         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
 472         to put shared libraries in the multilib directory.  Remove the
 473         shlib_so_soname substitution variable.  Don't add a multilib encoding
 474         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
 475         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
 476         SHLIB_INSTALL as well as SHLIB_LINK.
 477         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
 478         (SHLIB_NAME): Delete.
 479         (SHLIB_DIR): New macro.
 480         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
 481         (SHLIB_INSTALL): Adjust accordingly.
 482         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
 483         * config/t-slibgcc-sld: Likewise.
 484         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
 485         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
 486         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
 487         in $(SHLIB_DIR).
 488         (SHLIBUNWIND_INSTALL): Adjust accordingly.
 489         * config/i386/t-nwld (SHLIB_SONAME): Delete.
 490         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
 491         Use @shlib_base_name@ instead of @shlib_so_name@.
 492         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
 493         and @shlib_base_name@.so in @multilib_dir@.
 494         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
 495         to the install path.
 496         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
 497         (SHLIB_LINK): Remove previous workaround.
 498         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
 499         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
 500         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
 501         the install path.
 502         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
 503         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
 504         (SHLIB_INSTALL): Adjust accordingly.
 505         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
 506         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
 507         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
 508         config/t-slibgcc-elf-ver.
 509
 510 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
 511             Jakub Jelinek  <jakub@redhat.com>
 512
 513         PR tree-optimization/19828
 514         * tree-ssa-loop-im.c: Add a TODO comment.
 515         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
 516         without side-effects.
 517
 518 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
 519
 520         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
 521         call fold_convert.
 522
 523 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
 524
 525         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
 526         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
 527         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
 528         functions.
 529         (ia64_reorg): Delete fixup_errata call.
 530         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
 531         (TARGET_SWITCHES): Delete -mb-step entry.
 532
 533 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
 534
 535         PR c/20043
 536         * c-typeck.c (composite_type): Handle quals in transparent unions.
 537         (type_lists_compatible_p): Likewise.
 538
 539 2005-02-18  Stan Shebs  <shebs@apple.com>
 540
 541         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
 542         expressions in the .literal8 section.
 543
 544 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
 545
 546         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
 547
 548 2005-02-18  Roger Sayle  <roger@eyesopen.com>
 549
 550         * fold-const.c (constant_boolean_node): Always create values of the
 551         specified type, don't bother calling truthvalue_conversion.
 552
 553 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
 554
 555         * except.c (output_function_exception_table): Call
 556         assemble_external_libcall (eh_personality_libfunc).
 557
 558 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
 559
 560         PR target/19886
 561         * config/ia64/ia64.h (struct machine_function): Add state_num.
 562         * config/ia64/ia64.c (process_epilogue,
 563         process_for_unwind_directive): Use new unwind state numbers each
 564         time rather than state 1.
 565
 566 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
 567
 568         PR target/20054
 569         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
 570         before the "*llgt_didi" pattern.
 571
 572 2005-02-18  Jason Merrill  <jason@redhat.com>
 573
 574         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
 575
 576 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
 577
 578         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
 579         (div0): Use it in place of ARM_FUNC_ALIAS.
 580         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
 581
 582 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
 583
 584         PR middle-end/20030
 585         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
 586         access, the lower bound of the array type if it exists.
 587
 588 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
 589
 590         PR c++/20008
 591         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
 592         cases that are out-of-range for the index type.
 593
 594 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
 595
 596         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
 597         (estimate_case_costs): Don't call convert.
 598         * expmed.c (expand_shift): Likewise.
 599         (make_tree): Call fold_convert instead of convert.
 600
 601 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
 602
 603         PR c++/19813
 604         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
 605         that ref to be marked MEM_READONLY_P doesn't have base that needs
 606         constructing.
 607
 608 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
 609
 610         * genautomata.c (output_get_cpu_unit_code_func,
 611         output_cpu_unit_reservation_p): Don't generate old-style function
 612         definitions.
 613
 614 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
 615
 616         PR c++/20023
 617         PR tree-optimization/20009
 618         * convert.c (convert_to_integer): Revert 2005-02-16 change.
 619
 620         PR tree-optimization/18947
 621         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
 622         inline, remove all nodes that are inlined into the extern inline
 623         being redefined.
 624
 625 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 626
 627         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
 628         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
 629         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
 630         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
 631         Update copyright.
 632
 633 2005-02-17  Roger Sayle  <roger@eyesopen.com>
 634
 635         PR tree-optimization/19917
 636         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
 637         to be potentially trapping.
 638
 639 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 640
 641         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
 642
 643 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
 644
 645         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
 646         tem becomes a local variable which is set to the value of the
 647         back end defined INITIAL_FRAME_ADDRESS macro.
 648         (expand_builtin_frame_address): Omit the base parameter to
 649         expand_builtin_return_addr.
 650         (expand_builtin_profile_func): Likewise.
 651         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
 652         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
 653         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
 654
 655 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
 656
 657         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
 658         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
 659         * config/frv/frv.c (frv_function_epilogue): Likewise.
 660
 661 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
 662
 663         * lambda-code (perfect_nestify): Remove mark/unmark
 664         for rewriting hack.
 665         * tree-loop-linear.c (linear_transform_loops): Add
 666         rewrite_into_ssa call so that ssa is correct for
 667         rewriting into loop closed.
 668
 669 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
 670
 671         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
 672         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
 673         BITMAP_FREE.
 674         * bt-load.c (btr_def_live_range, combine_btr_defs,
 675         migrate_btr_def, migrate_btr_defs): Likewise.
 676         * cfgcleanup.c (thread_jump): Likewise.
 677         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
 678         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
 679         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
 680         df_rd_local_compute, df_reg_info_compute): Likewise.
 681         * dominance.c (init_dom_info, free_dom_info): Likewise.
 682         * flow.c (init_propagate_block_info,
 683         free_propagate_block_info): Likewise.
 684         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
 685         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
 686         modify_reg_pav): Likewise.
 687         * loop-invariant.c (find_defs, find_invariant_insn,
 688         find_invariants, free_inv_motion_data): Likewise.
 689         * predict.c (tree_predict_by_opcode,
 690         estimate_bb_frequencies): Likewise.
 691         * stmt.c (expand_case): Likewise.
 692         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
 693         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
 694         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
 695         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
 696         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
 697         rewrite_ssa_into_ssa): Likewise.
 698         * tree-optimize.c (tree_rest_of_compilation): Likewise.
 699         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
 700         analyze_edges_for_bb, perform_edge_inserts): Likewise.
 701         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
 702         * tree-sra.c (tree_sra): Likewise.
 703         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
 704         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
 705         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
 706         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
 707         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
 708         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
 709         Likewise.
 710         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
 711         calculate_live_on_entry, calculate_live_on_exit,
 712         build_tree_conflict_graph): Likewise.
 713         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
 714         record_important_candidates, set_use_iv_cost, find_depends,
 715         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
 716         tree_ssa_iv_optimize_finalize): Likewise.
 717         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
 718         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
 719         tree_duplicate_loop_to_header_edge): Likewise.
 720         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
 721         * tree-ssa.c (verify_flow_insensitive_alias_info,
 722         verify_name_tags, verify_ssa, init_tree_ssa,
 723         delete_tree_ssa): Likewise.
 724         * tree-ssanames.c (marked_ssa_names, init_ssanames,
 725         fini_ssanames): Likewise.
 726         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
 727
 728 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
 729
 730         * config/rs6000/t-rtems: Completely reworked.
 731
 732 2005-02-17  Ira Rosen  <irar@il.ibm.com>
 733
 734         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
 735
 736 2005-02-17  Ira Rosen  <irar@il.ibm.com>
 737
 738         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
 739         POINTER_TYPE_P when checking that type is a pointer.
 740         (vect_get_memtag): Remove.
 741         (vect_address_analysis): Use POINTER_TYPE_P. Call
 742         vect_object_analysis with dummy parameter for memtag.
 743         (vect_object_analysis): Extract memtag (functionality that
 744         used to be in vect_get_memtag and moved here). Fix printings.
 745         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
 746         with correct parameters. Remove call to vect_get_memtag.
 747
 748 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
 749
 750         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
 751         (tree-vectorizer.o): Added missing dependencies.
 752
 753         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
 754         decleration.
 755         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
 756         declaration in tree-vectorizer.c, now has an extern declaration in
 757         tree-vectorizer.h).
 758         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
 759         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
 760         get_vectype_for_scalar_type, vect_is_simple_use,
 761         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
 762         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
 763         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
 764         vectorizable_store, vectorizable_operation, vectorizable_assignment,
 765         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
 766         find_loop_location): Likewise.
 767
 768         * tree-vectorizer.c (langhooks.h): #include removed.
 769         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
 770         moved to tree-vectorized.h.
 771         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
 772         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
 773         get_vectype_for_scalar_type, vect_is_simple_use,
 774         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
 775         vect_supportable_dr_alignment, new_loop_vec_info,
 776         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
 777         vect_set_verbosity_level, find_loop_location): Likewise.
 778
 779         (vect_analyze_loop): Function externalized. Declaration moved to
 780         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
 781         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
 782         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
 783         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
 784         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
 785         vect_enhance_data_refs_alignment, vect_analyze_operations,
 786         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
 787         vect_stmt_relevant_p, vect_get_loop_niters,
 788         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
 789         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
 790         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
 791         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
 792         vect_get_memtag): Likewise.
 793
 794         (vectorizable_load): Function externalized. Declaration moved to
 795         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
 796         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
 797         vect_transform_loop): Likewise.
 798         (vect_transform_stmt): Moved to tree-vect-transform.c.
 799         (vect_align_data_ref, vect_create_destination_var,
 800         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
 801         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
 802         vect_get_vec_def_for_operand, vect_init_vector,
 803         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
 804         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
 805         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
 806         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
 807         vect_do_peeling_for_loop_bound): Likewise.
 808
 809         * tree-vect-analyze.c: New file.
 810         * tree-vect-transform.c: New file.
 811
 812 2005-02-17  Jason Merrill  <jason@redhat.com>
 813
 814         PR mudflap/19319, c++/19317
 815         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
 816         slot explicit.
 817
 818 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
 819
 820         * doc/install.texi (Specific): Update link for Darwin-specific
 821         tool binary site.
 822
 823 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
 824
 825         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
 826         constant_boolean_node.
 827
 828 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
 829
 830         PR target/19019
 831         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
 832         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
 833
 834 2005-02-16  Richard Henderson  <rth@redhat.com>
 835
 836         PR 19920
 837         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
 838         with W_TYPE_SIZE.
 839         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
 840         replace uses with Wtype_MAXp1_F.
 841         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
 842         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
 843         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
 844         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
 845         and HAVE_TFMODE as appropriate.
 846         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
 847         (__floatdisf): Likewise.
 848         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
 849         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
 850         (Wtype_MAXp1_F): New.
 851         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
 852         __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
 853
 854 2005-02-16  Richard Earnshaw  <rearnsha@arm.com>
 855
 856         * PR target/19162
 857         * arm.c (arm_apply_result_size): New function.
 858         * arm.h (APPLY_RESULT_SIZE): Define.
 859         * arm-protos.h (arm_apply_result_size): Add prototype.
 860         * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
 861         (movxf): New expand.
 862         (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
 863         (call_value_symbol): Remove predicate for operand 0.
 864         (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
 865         (untyped_call): Rework to correclty return values for any type.
 866         (untyped_return): New expand.
 867         * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
 868
 869 2005-02-16  Stan Shebs  <shebs@apple.com>
 870
 871         * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
 872         * config/rs6000/t-darwin8: New, for 64-bit multilib.
 873
 874 2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
 875
 876         * doc/install.texi (sparc-sun-solaris2*): Document required GMP
 877         configure settings on Solaris 7 and later.
 878
 879 2005-02-16  Diego Novillo  <dnovillo@redhat.com>
 880
 881         PR tree-optimization/19865
 882         * tree-optimize.c (init_tree_optimization_passes): Run
 883         pass_may_alias after pass_sra.
 884
 885 2005-02-16  Richard Henderson  <rth@redhat.com>
 886             Stuart Hastings  <stuart@apple.com>
 887
 888         PR debug/19521
 889         * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
 890         Do nothing if debug info suppressed for this function.
 891         (dbxout_begin_function): Early exit if debug info suppressed for
 892         this function.
 893
 894 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
 895
 896         PR target/20007
 897         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
 898         find_basic_blocks.
 899         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
 900
 901         PR tree-optimization/19967
 902         * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
 903         expand_builtin_strchr, expand_builtin_strrchr): Take a new
 904         argument TYPE.  Adjust calls to fold_builtin_XXX.
 905         (expand_builtin, fold_builtin_1): Adjust calls to
 906         expand_builtin_XXX.
 907         (fold_builtin_strchr, fold_builtin_strpbrk,
 908         fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
 909         result to a requested type TYPE.
 910
 911 2005-02-16  Jakub Jelinek  <jakub@redhat.com>
 912
 913         PR middle-end/19857
 914         * fold-const.c (fold): Don't optimize (T)(x & cst) to
 915         (T)x & (T)cst if (T)cst overflows.
 916         * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
 917         TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
 918
 919 2005-02-15  Jeff Law  <law@redhat.com>
 920
 921         * gcse.c (blocks_with_calls): New bitmap.
 922         (alloc_gcse_mem): Allocate it.
 923         (free_gcse_mem): Free it.
 924         (clear_modifY_mem_tables): Clear it.
 925         (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
 926         when we encounter CALL_INSNs.
 927         (compute_transp, case MEM): Handle blocks with calls separate
 928         from blocks without calls.  Use bitmap iterators rather than
 929         FOR_EACH_BB.
 930
 931 2005-02-15  Peter O'Gorman  <peter@pogma.com>
 932
 933         PR bootstrap/18810
 934         * mklibgcc.in (vis_hide): Use a temporary object file, not
 935         -o /dev/null.
 936
 937 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
 938
 939         PR target/19924
 940         * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
 941         access optimization.
 942
 943 2005-02-15  David Edelsohn  <edelsohn@gnu.org>
 944             Alan Modra  <amodra@bigpond.net.au>
 945
 946         PR target/19019
 947         * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
 948         (_xlqsub): Rename to __gcc_qsub.
 949         (_xlqmul): Rename to __gcc_qmul.
 950         (_xlqdiv): Rename to __gcc_qdiv.
 951         Provide versioned symbol aliases with old names.
 952         * config/rs6000/libgcc-ppc64.ver: Rename symbols.
 953         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
 954         * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
 955         * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
 956         * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
 957
 958 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
 959
 960         * fold-const.c (fold): Fold -(~A) to A + 1.  Fold ~(-A) to A - 1.
 961         Fold ~(A - 1) and ~(A + -1) to -A.
 962
 963 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
 964
 965         PR pch/14940
 966         PR target/19300
 967         * config/host-linux.c (linux_gt_pch_use_address): Copy from
 968         config/pa/pa-host.c:pa_gt_pch_use_address.
 969
 970 2005-02-15  Daniel Berlin  <dberlin@dberlin.org>
 971
 972         * tree-vn.c (get_value_handle): Make sure that given an
 973         is_gimple_min_invariant expression, we always return it.
 974
 975 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
 976
 977         * passes.c (rest_of_handle_gcse): Fix a comment.
 978
 979 2005-02-15  Jeff Law  <law@redhat.com>
 980
 981         * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
 982         bitmap.
 983         (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
 984         (canon_list_insert, record_last_mem_set_info): Similarly.
 985         (clear_modify_mem_tables): Similarly.
 986
 987 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
 988
 989         * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
 990         tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
 991         config/mips/mips.md, config/rs6000/aix.h,
 992         config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
 993
 994 2005-02-15  Richard Henderson  <rth@redhat.com>
 995
 996         * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
 997         call to be best_edge.
 998
 999 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
1000
1001         * basic-block.h: Adjust the prototype for find_basic_blocks.
1002         * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1003         * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1004         find_basic_blocks.
1005
1006         * flow.c (recompute_reg_usage): Remove all arguments.
1007         * passes.c (rest_of_compilation): Adjust the call to
1008         recompute_reg_usage.
1009         * rtl.h: Adjust the prototype for recompute_reg_usage.
1010
1011 2005-02-14  Daniel Berlin  <dberlin@dberlin.org>
1012
1013         * tree-dump.c (dump_files): Update to reflect new member
1014         of dump_file_info.
1015         (dump_register): Add new argument.
1016         Set glob name.
1017         (dump_switch_p_1): Check against glob name if doglob was passed.
1018         (dump_switch_p): Check against regular first, then glob if
1019         we didn't have any hits on the dump name.
1020         * tree-optimize.c (register_one_dump_file):
1021         Pass in glob name as well.
1022         * tree-pass.h (struct dump_file_info): Add glob
1023         member.
1024
1025 2005-02-14  Joseph S. Myers  <joseph@codesourcery.com>
1026
1027         PR preprocessor/16323
1028         * doc/invoke.texi: Document that -Wendif-labels is on by default.
1029
1030 2005-02-14  David Edelsohn  <edelsohn@gnu.org>
1031
1032         PR target/19019
1033         * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1034         (trunctfdf2_internal1): New.
1035         (trunctfdf2_internal2): Renamed from trunctfdf2.
1036
1037 2005-02-14  Diego Novillo  <dnovillo@redhat.com>
1038
1039         PR tree-optimization/19853
1040         * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1041
1042 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
1043
1044         * passes.c (rest_of_handle_loop_optimize): Remove calls to
1045         delete_dead_jumptables and cleanup_cfg.
1046
1047 2005-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
1048
1049         * reload.c (find_reloads): Swap address_reloaded flags when
1050         swapping commutative operands.
1051
1052 2005-02-14  Sebastian Pop  <pop@cri.ensmp.fr>
1053
1054         * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1055         Use standard_iv_increment_position for computing the bsi position
1056         for create_iv.
1057         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1058         the bsi position.
1059
1060 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
1061
1062         PR target/17428
1063         * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1064         life range of hard registers.
1065         * value-prof.c (insn_prefetch_values_to_profile): Only
1066         scan normal insns.
1067
1068         * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1069         profile in libcalls.
1070
1071 2005-02-13  Nathan Sidwell  <nathan@codesourcery.com>
1072
1073         * bitmap.h (bitmap_and_compl_into): Return bool.
1074         * bitmap.c (bitmap_and_compl_into): Return changed flag.
1075
1076 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
1077
1078         PR tree-optimization/19944
1079         * fold-const.c (fold): Re-add ABS_EXPR folding.
1080
1081 2005-02-13  David Edelsohn  <edelsohn@gnu.org>
1082
1083         PR target/19019
1084         * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1085         {TARGET,MASK}_XL_COMPAT.
1086         (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
1087         MASK_XL_COMPAT.
1088         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1089         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1090         TARGET_XL_COMPAT.
1091         (rs6000_arg_partial_bytes): Same.
1092         (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1093         and XL compatibility enabled.
1094         * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1095         * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1096         test to final condition.
1097         (cmptf_internal2): New.
1098         * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1099         xl-compat.  Add TFmode information to description.
1100
1101 2005-02-13  Kazu Hirata  <kazu@cs.umass.edu>
1102
1103         * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1104
1105 2005-02-13  Jason Merrill  <jason@redhat.com>
1106
1107         PR c++/16405
1108         * fold-const.c (fold_indirect_ref_1): Split out from...
1109         (build_fold_indirect_ref): Here.
1110         (fold_indirect_ref): New fn.
1111         * tree.h: Declare it.
1112         * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1113         (gimplify_modify_expr_rhs): Likewise.
1114         (gimplify_expr): Likewise.
1115
1116 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
1117
1118         PR tree-optimization/14303
1119         PR tree-optimization/15784
1120         * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1121         Fold ABS_EXPR<x> < 0 to false.  Fold ABS_EXPR<x> == 0 to x == 0 and
1122         ABS_EXPR<x> != 0 to x != 0.
1123
1124 2005-02-12  Kazu Hirata  <kazu@cs.umass.edu>
1125
1126         * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1127         simplify-rtx.c, tree-ssa-live.h: Fix comment typos.  Follow
1128         spelling conventions.
1129
1130         * passes.c (rest_of_handle_gcse): Don't run cse_main and
1131         delete_trivially_dead_insns too many times.
1132
1133         * passes.c (rest_of_handle_gcse): Remove dead assignments to
1134         tem and tem2.
1135
1136 2005-02-12  Ira Rosen  <irar@il.ibm.com>
1137
1138         * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1139         (vect_is_simple_iv_evolution): Remove redundant parameter
1140         and step check.
1141         (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1142         without last parameter.
1143         (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1144         Return pointer step. Call vect_is_simple_iv_evolution without
1145         last parameter. Check only that the step is multiple of size
1146         type. Remove stmt_vinfo updates.
1147         (vect_get_memtag_and_dr): Remove.
1148         (vect_get_memtag): New function.
1149         (vect_address_analysis): New function.
1150         (vect_object_analysis): New function.
1151         (vect_analyze_data_refs): Call vect_object_analysis and
1152         vect_get_memtag. Update stmt_vinfo fields.
1153
1154 2005-02-12  Ira Rosen  <irar@il.ibm.com>
1155
1156         * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1157         exist and are objects. Remove checks for pointer.
1158         * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1159         STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1160         (vect_create_data_ref_ptr): Likewise.
1161         (vect_base_addr_differ_p): New function.
1162         (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1163         (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1164         Don't set the DR_BASE_NAME field of data-ref.
1165         (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1166
1167 2005-02-12  Uros Bizjak  <uros@kss-loka.si>
1168
1169         * optabs.h (enum optab_index): Add new OTI_ldexp.
1170         (ldexp_optab): Define corresponding macro.
1171         * optabs.c (init_optabs): Initialize ldexp_optab.
1172         * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1173         patterns.
1174         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1175         using ldexp_optab.
1176         (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1177         expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1178
1179         * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1180         to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1181         intrinsics.
1182
1183 2005-02-12  Ira Rosen  <irar@il.ibm.com>
1184
1185         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1186         to base_address.
1187         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1188         stmt_vec_info.
1189         (vect_get_base_and_offset): Always return an address.
1190         (vect_create_addr_base_for_vector_ref): Remove treatment for
1191         different data reference types.
1192         (vect_compute_data_ref_alignment): Rename base to base_address in
1193         stmt_vec_info. Get the object in order to force its alignment.
1194         (vect_get_memtag_and_dr): Rename base to base_address in
1195         stmt_vec_info. Extract the object for memtag analysis.
1196
1197 2005-02-12  Hans-Peter Nilsson  <hp@axis.com>
1198
1199         PR regression/19898.
1200         * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1201         changes cc_status, use apply modified_in_p to part of cc_status
1202         and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1203         body.
1204
1205 2005-02-11  Richard Henderson  <rth@redhat.com>
1206
1207         * tree-complex.c (expand_complex_libcall): New.
1208         (expand_complex_multiplication): Use it for c99 compliance.
1209         (expand_complex_division): Likewise.
1210         * fold-const.c (fold_complex_add, fold_complex_mult): New.
1211         (fold): Call them.
1212         * builtins.c (built_in_names): Remove const.
1213         * tree.c (build_common_builtin_nodes): Build complex arithmetic
1214         builtins.
1215         * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1216         (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1217         (built_in_names): Remove const.
1218         * c-common.c (c_common_type_for_mode): Handle complex modes.
1219         * flags.h, toplev.c (flag_complex_method): Rename from
1220         flag_complex_divide_method.
1221         * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1222         __mulsc3, __muldc3, __mulxc3, __multc3): New.
1223         * libgcc2.h: Declare them.
1224         * libgcc-std.ver: Export them.
1225         * mklibgcc.in (lib2funcs): Build them.
1226
1227 2005-02-11  Steven Bosscher  <stevenb@suse.de>
1228
1229         PR tree-optimization/19876
1230         Partially revert my change from 2005-01-14
1231         * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1232         (compute_antic): ...and remove the loop here.
1233
1234 2005-02-11  Jakub Jelinek  <jakub@redhat.com>
1235
1236         PR middle-end/19858
1237         * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1238         is number of inner's bits, avoid creating a BIT_FIELD_REF.
1239
1240         * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1241         crtend.o if -pie.  Use %{x:a;:b} spec syntax.
1242
1243 2005-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
1244
1245         * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1246         offsets for the big-endian 32-bit case.
1247
1248 2005-02-11  Joseph S. Myers  <joseph@codesourcery.com>
1249
1250         * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1251
1252 2005-02-11  Dale Johannesen  <dalej@apple.com>
1253
1254         * cselib.c (cselib_process_insn):  Clear out regs where
1255         HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1256         * reload.c (find_equiv_reg): Ditto.
1257
1258 2005-02-11  Ian Lance Taylor  <ian@airs.com>
1259
1260         * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1261         with no elements.
1262
1263         * tree.c (build_function_type_list): Work correctly if there are
1264         no arguments.
1265
1266 2005-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
1267
1268         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1269         "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1270         ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1271         TARGET_ZARCH instead of TARGET_64BIT.
1272
1273 2005-02-11  Ralf Corsepius  <ralf.corsepius@rtems.org>
1274
1275         * config/rs6000/t-rtems:
1276         (MULTILIB_OPTIONS): Remove mcpu=602.
1277         (MUTLILIB_DIRNAMES): Remove m602.
1278         (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1279         Let mcpu=602 match mcpu=603.
1280         (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1281
1282 2005-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1283
1284         * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1285         signal trampolines.
1286
1287 2005-02-10  David Daney  <ddaney@avtrex.com>
1288
1289         * config/alpha/linux-unwind.h: Add exception clause to copyright.
1290         * config/i386/linux-unwind.h: Likewise.
1291         * config/ia64/linux-unwind.h: Likewise.
1292         * config/mips/linux-unwind.h: Likewise.
1293         * config/pa/linux-unwind.h: Likewise.
1294         * config/rs6000/linux-unwind.h: Likewise.
1295         * config/s390/linux-unwind.h: Likewise.
1296         * config/sh/linux-unwind.h: Likewise.
1297         * config/sparc/linux-unwind.h: Likewise.
1298
1299 2005-02-10  Steven Bosscher  <stevenb@suse.de>
1300
1301         PR tree-optimization/17549
1302         * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1303         TER to replace a DEF with its expression if the DEF and the
1304         rhs of the expression we replace into have the same root
1305         variable.
1306
1307 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
1308
1309         * config/mips/mips.md: Fix the placement of the match_scratch in the
1310         lea64 peephole2.
1311
1312 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
1313
1314         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1315         Fix comment typos.
1316
1317 2005-02-10  Zdenek Dvorak  <dvorakz@suse.cz>
1318
1319         * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1320         (strip_offset): Handle addresses.
1321         (add_address_candidates): Use strip_offset.
1322         (difference_cost): Reflect strip_offset change.
1323         (force_var_cost, difference_cost): Strip nops.
1324
1325 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
1326
1327         * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1328
1329         * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1330         tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1331         config/cris/cris-protos.h, config/cris/cris.c: Update
1332         copyright.
1333
1334 2005-02-10  Jeff Law  <law@redhat.com>
1335
1336         * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1337         (lookup_avail_expr): Similarly.
1338
1339 2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>
1340
1341         * builtins.c (fold_builtin_powi): New function.
1342         (fold_builtin_1): Call it.
1343
1344 2005-02-10  Steven Bosscher  <stevenb@suse.de>
1345
1346         PR documentation/19309
1347         * doc/cpp.texi: The __GNUC__ and related predefined macros
1348         are also defined for the "standalone" cpp.
1349         Some non-GCC compilers may also define __GNUC__.
1350
1351 2005-02-10  Jakub Jelinek  <jakub@redhat.com>
1352
1353         PR c/19342
1354         * c-typeck.c (common_type): New routine.  Old common_type renamed
1355         to...
1356         (c_common_type): ...this.
1357         (build_conditional_expr, build_binary_op): Use c_common_type instead
1358         of common_type.
1359
1360 2005-02-10  Steven Bosscher  <stevenb@suse.de>
1361
1362         * doc/md.texi: Replace @samp{length} with @code{length}.
1363
1364 2005-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
1365
1366         PR tree-optimization/18687
1367         * tree-flow.h (find_loop_niter): Declare.
1368         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1369         Try using scev even for loops with more than one exit.
1370         * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1371         (struct ivopts_data): Added niters field.
1372         (struct nfe_cache_elt): New.
1373         (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1374         functions.
1375         (tree_ssa_iv_optimize_init): Initialize niters cache.
1376         (determine_number_of_iterations): Removed.
1377         (find_induction_variables): Do not call determine_number_of_iterations.
1378         Access niters for single exit through niter_for_single_dom_exit.
1379         (add_iv_outer_candidates): Access niters for single exit through
1380         niter_for_single_dom_exit.
1381         (may_eliminate_iv): Take data argument.  Use niter_for_exit.  Do not use
1382         number_of_iterations_cond.
1383         (iv_period): New function.
1384         (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1385         (may_replace_final_value): Take data argument.  Use
1386         niter_for_single_dom_exit.
1387         (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1388         (rewrite_use_compare): Pass data to may_eliminate_iv.
1389         (rewrite_use_outer): Pass data to may_replace_final_value.
1390         (free_loop_data): Clean up the niters cache.
1391         (tree_ssa_iv_optimize_finalize): Free the niters cache.
1392         (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1393         * tree-ssa-loop-niter.c (find_loop_niter): New function.
1394         (find_loop_niter_by_eval): Use tree_int_cst_lt.
1395         (num_ending_zeros): Moved to tree.c.
1396         * tree.h (num_ending_zeros): Declare.
1397         * tree.c (num_ending_zeros): Moved from tree.c.
1398
1399 2005-02-09  Richard Henderson  <rth@redhat.com>
1400
1401         * builtins.c (DEF_BUILTIN): Add COND argument.
1402         * tree.h (DEF_BUILTIN): Likewise.
1403         * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1404         DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1405         match.
1406         (DEF_BUILTIN_STUB): New.
1407         (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1408         BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1409         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1410         * c-common.c (DEF_BUILTIN): Add COND argument.
1411         * tree.c (local_define_builtin): New.
1412         (build_common_builtin_nodes): New.
1413
1414 2005-02-09  Roger Sayle  <roger@eyesopen.com>
1415
1416         * fold-const.c (fold_strip_sign_ops): New function to simplify a
1417         floating point expression ignoring the sign of the result.
1418         (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1419         (fold) <MULT_EXPR>: Use it to simplify x*x.
1420         * tree.h (fold_strip_sign_ops): Prototype here.
1421         * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1422         argument.  Use fold_strip_sign_ops to simplify the first argument.
1423         (fold_builtin_pow):  Use fold_strip_sign_ops to simplify the
1424         first argument when the second argument is an even integer
1425         constant, but only with -funsafe_math_optimizations.
1426         (fold_builtin_1): Update call to fold_builtin_copysign.
1427
1428 2005-02-09  Ian Lance Taylor  <ian@airs.com>
1429
1430         PR middle-end/19583
1431         * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1432         just check whether EH_FILTER_FAILURE falls through.
1433
1434 2005-02-09  Andreas Krebbel  <krebbel1@de.ibm.com>
1435
1436         * gcc/haifa-sched.c (schedule_block): Make queued sched group
1437         insns return to ready list in the next turn.
1438
1439 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
1440
1441         PR middle-end/19402
1442         * builtins.def: New __builtin_powi[lf].
1443         * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1444         (expand_builtin_powi): New function.
1445         (expand_builtin): Dispatch to expand_builtin_powi.
1446         * libgcc2.h: Add prototypes for __builtin_powi[lf].
1447         * libgcc2.c: Add __builtin_powi[lf] implementation.
1448         * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1449         * optabs.h: Add powi_optab.
1450         * optabs.c (init_optabs): Initialize powi_optab.
1451         * doc/extend.texi: Document __builtin_powi[lf].
1452
1453 2005-02-09  Dorit Naishlos  <dorit@il.ibm.com>
1454
1455         * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1456         exists.
1457
1458 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
1459
1460         PR middle-end/19854
1461         * fold-const.c (try_move_mult_to_index): Remove redundant
1462         type argument.  Create ADDR_EXPR with correct type.
1463         (fold): Update callers of try_move_mult_to_index.  Convert
1464         result to the appropriate type.
1465
1466 2005-02-09  Roger Sayle  <roger@eyesopen.com>
1467
1468         PR target/19597
1469         * config/avr/avr.c (default_rtx_costs): Delete.
1470         (avr_operand_rtx_cost): New function.
1471         (avr_rtx_costs): Completely rewrite.
1472
1473 2005-02-08  Hans-Peter Nilsson  <hp@axis.com>
1474
1475         PR target/19806
1476         * config/cris/cris.c (in_code): New variable.
1477         (cris_output_addr_const): Now a static function, a wrapper for
1478         output_addr_const.
1479         (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1480         case from old cris_output_addr_const.
1481         (cris_asm_output_label_ref): Similar for LABEL_REF.
1482         (cris_output_addr_const_extra): Similar for UNSPEC.
1483         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1484         (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1485         * config/cris/cris-protos.h (cris_output_addr_const): Remove
1486         declaration.
1487         (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1488         (cris_asm_output_label_ref): Declare.
1489
1490 2005-02-08  Paolo Bonzini  <bonzini@gnu.org>
1491
1492         PR preprocessor/19801
1493         * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1494         filenames that changed when libcpp was moved to the toplevel.
1495
1496 2005-02-07  Roger Sayle  <roger@eyesopen.com>
1497
1498         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1499         zero extensions of BImode operands.  Call lowpart_subreg instead
1500         of gen_lowpart_common and gen_lowpart_SUBREG.
1501
1502 2005-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
1503
1504         PR ada/19489
1505         * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1506         * configure.ac: Set cc_for_cross_gnattools.
1507         * configure: Regenerate.
1508
1509 2005-02-08  Alan Modra  <amodra@bigpond.net.au>
1510
1511         PR target/19803
1512         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1513
1514 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1515
1516         PR debug/19327
1517         * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1518         of nested functions.
1519
1520 2005-02-07  Jonathan Wakely  <redi@gcc.gnu.org>
1521
1522         * doc/extend.texi: Document deprecated extensions allowing
1523         static floating-point members to have initializers and allowing
1524         floating-point literals in integral constant expressions.
1525
1526 2005-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1527
1528         * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1529         config/darwin7.h, config/mips/mips.c,
1530         config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1531         Update copyright.
1532
1533         * cse.c: Update comments.
1534
1535 2005-02-07  Richard Guenther  <rguenth@gcc.gnu.org>
1536
1537         PR middle-end/19775
1538         * builtins.c (fold_builtin_sqrt): Transform
1539         sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1540         pow(x,y*0.5).
1541
1542 2005-02-07  Leehod Baruch  <leehod@il.ibm.com>
1543             Dorit Naishlos  <dorit@il.ibm.com>
1544
1545         * doc/invoke.texi (ftree-vectorizer-verbose): New.
1546         * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1547         * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1548         was added.
1549         * tree.h (vect_set_verbosity_level): New extern function declaration
1550         added.
1551         * tree-vectorizer.h (verbosity_levels): New enum type.
1552         * tree-vectorizer.c (vect_debug_stats): Function removed.
1553         (vect_debug_details): Likewise.
1554         (vect_verbosity_level): Global variable was defined and initialized.
1555         (vect_dump): Global variable definition.
1556         (vect_print_dump_info): New function.
1557         (vect_set_dump_settings): New function.
1558         (vect_set_verbosity_level): New function.
1559         (vectorize_loops): Add call to vect_set_dump_settings.
1560
1561         (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1562         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1563         (slpeel_tree_peel_loop_to_edge): Likewise.
1564
1565         (vect_analyze_offset_expr): Call to vect_print_dump_info with
1566         appropriate verbosity level instead of call to vect_debug_details
1567         or vect_debug_stats.
1568         (vect_get_base_and_offset):
1569         (vect_create_addr_base_for_vector_ref):
1570         (get_vectype_for_scalar_type):
1571         (vect_create_data_ref_ptr):
1572         (vect_init_vector):
1573         (vect_get_vec_def_for_operand):
1574         (vect_finish_stmt_generation):
1575         (vectorizable_assignment):
1576         (vectorizable_operation):
1577         (vectorizable_store):
1578         (vectorizable_load):
1579         (vect_transform_stmt):
1580         (vect_update_ivs_after_vectorizer):
1581         (vect_do_peeling_for_loop_bound):
1582         (vect_update_inits_of_drs):
1583         (vect_do_peeling_for_alignment):
1584         (vect_transform_loop):
1585         (vect_is_simple_use):
1586         (vect_analyze_operations):
1587         (vect_is_simple_iv_evolution):
1588         (vect_analyze_scalar_cycles):
1589         (vect_analyze_data_ref_dependence):
1590         (vect_analyze_data_ref_dependences):
1591         (vect_compute_data_ref_alignment):
1592         (vect_enhance_data_refs_alignment):
1593         (vect_analyze_data_refs_alignment):
1594         (vect_analyze_data_ref_access):
1595         (vect_analyze_data_ref_accesses):
1596         (vect_analyze_pointer_ref_access):
1597         (vect_get_memtag_and_dr):
1598         (vect_analyze_data_refs):
1599         (vect_mark_relevant):
1600         (vect_stmt_relevant_p):
1601         (vect_mark_stmts_to_be_vectorized):
1602         (vect_can_advance_ivs_p):
1603         (vect_get_loop_niters):
1604         (vect_analyze_loop_form):
1605         (vect_analyze_loop):
1606         (vectorize_loops): Likewise.
1607
1608         (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1609         (vect_update_inits_of_drs):
1610         (vect_do_peeling_for_alignment):
1611         (vect_transform_loop):
1612         (vect_analyze_operations):
1613         (vect_analyze_scalar_cycles):
1614         (vect_analyze_data_ref_dependences):
1615         (vect_analyze_data_refs_alignment):
1616         (vect_analyze_data_ref_accesses):
1617         (vect_analyze_data_refs):
1618         (vect_mark_stmts_to_be_vectorized):
1619         (vect_get_loop_niters):
1620         (vect_analyze_loop_form):
1621         (vect_analyze_loop): Likewise.
1622         (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1623
1624 2005-02-07  Richard Sandiford  <rsandifo@redhat.com>
1625
1626         PR bootstrap/19796
1627         Revert:
1628         2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
1629         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1630         either -ffast-math or -funsafe-math-optimizations is in use.
1631
1632         2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
1633         * config/mips/irix-csr.c: New file.
1634         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1635         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1636         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1637         executables.
1638
1639 2005-02-07  Alexandre Oliva  <aoliva@redhat.com>
1640
1641         * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1642         redundant, incorrect definitions.
1643
1644         * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1645         expand.
1646         ("*tls_indirect_call"): New, reference hard regs directly.
1647         * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1648
1649 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
1650
1651         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1652         Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1653
1654 2005-02-06  Roger Sayle  <roger@eyesopen.com>
1655
1656         PR rtl-optimization/19800
1657         * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1658         call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1659         gen_lowpart.
1660
1661 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
1662
1663         * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1664
1665 2005-02-07  Joseph S. Myers  <joseph@codesourcery.com>
1666
1667         PR other/17135
1668         * doc/invoke.texi: Correct documentation of -freorder-functions.
1669
1670 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
1671
1672         PR other/14402
1673         * doc/invoke.texi: Don't mention gccbug.
1674
1675 2005-02-06  Roger Sayle  <roger@eyesopen.com>
1676             Andrew Pinski  <pinskia@physics.uc.edu>
1677             Paolo Bonzini  <paolo.bonzini@lu.unisi.ch>
1678
1679         * simplify-rtx.c (simplify_relational_operation_1): Simplify
1680         (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1681         into just (zero_extract:SI FOO (const_int 1) BAR).
1682
1683 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
1684
1685         * doc/cpp.texi: Include gcc-common.texi.  Don't define gcctabopt
1686         macro locally.  Don't give last revision date.  Use GCC version
1687         number from gcc-common.texi.
1688         * doc/cppinternals.texi: Include gcc-common.texi.  Don't give last
1689         revision date.  Use GCC version number from gcc-common.texi.
1690         Describe being a library as current state rather than as 3.x
1691         history.
1692         * doc/gcc.texi: Remove last update date.
1693         * doc/gccint.texi: Likewise.  Update copyright dates.
1694         * doc/install.texi: Update copyright dates.
1695
1696 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
1697
1698         PR other/7549
1699         * doc/invoke.texi: Mention for each option included in -Wall that
1700         it is included in -Wall.
1701         * doc/gcc.texi: Update copyright and last modification date.
1702
1703 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
1704
1705         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1706         unnecessary cast to original induction variable increments.
1707
1708 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
1709
1710         PR tree-optimization/18219
1711         * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1712         in distributed form.
1713
1714 2005-02-06  Richard Sandiford  <rsandifo@redhat.com>
1715
1716         * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1717         Set bitpos and offset later in the function.  Do nothing if the
1718         target is a register and if the bitfield lies completely outside
1719         that register.
1720         (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1721         here.  Return an uninitialised register if the source value is stored
1722         in a register and the bitfield lies completely outside that register.
1723
1724 2005-02-06  Steven Bosscher  <stevenb@suse.de>
1725
1726         * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1727         not SET_DEST.
1728
1729 2005-02-06  Marcin Dalecki  <martin@dalecki.de>
1730
1731         * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1732
1733 2005-02-06  Geoffrey Keating  <geoffk@apple.com>
1734
1735         * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1736         * config/darwin8.h: New.
1737         * config/darwin7.h: Update comment.
1738
1739 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
1740             Dorit Naishlos  <dorit@il.ibm.com>
1741
1742         * tree-vectorizer.h (LOC): New type.
1743         (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1744         (loop_line_number): New field in struct _loop_vec_info.
1745         (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1746
1747         * tree-vectorizer.c (input.h): Included.
1748         (find_loop_location): New function.
1749         (vect_debug_stats): Argument changed from loop to LOC. Computation of
1750         loop line number removed.
1751         (vect_debug_details): Likewise.
1752         (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1753
1754         (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1755         call to vect_debug_details/stats changed from loop to loop_loc.
1756         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1757         (slpeel_tree_peel_loop_to_edge): Likewise.
1758
1759         (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1760         changed from NULL to UNKNOWN_LOC.
1761         (vect_get_base_and_offset):
1762         (vect_create_addr_base_for_vector_ref):
1763         (get_vectype_for_scalar_type):
1764         (vect_create_data_ref_ptr):
1765         (vect_init_vector):
1766         (vect_get_vec_def_for_operand):
1767         (vect_finish_stmt_generation):
1768         (vectorizable_assignment):
1769         (vectorizable_operation):
1770         (vectorizable_store):
1771         (vectorizable_load):
1772         (vect_transform_stmt):
1773         (vect_update_ivs_after_vectorizer):
1774         (vect_do_peeling_for_loop_bound):
1775         (vect_do_peeling_for_alignment):
1776         (vect_transform_loop):
1777         (vect_is_simple_use):
1778         (vect_analyze_operations):
1779         (vect_is_simple_iv_evolution):
1780         (vect_analyze_scalar_cycles):
1781         (vect_analyze_data_ref_dependences):
1782         (vect_compute_data_ref_alignment):
1783         (vect_enhance_data_refs_alignment):
1784         (vect_analyze_data_ref_access):
1785         (vect_analyze_data_ref_accesses):
1786         (vect_analyze_pointer_ref_access):
1787         (vect_get_memtag_and_dr):
1788         (vect_analyze_data_refs):
1789         (vect_mark_relevant):
1790         (vect_stmt_relevant_p):
1791         (vect_mark_stmts_to_be_vectorized):
1792         (vect_can_advance_ivs_p):
1793         (vect_get_loop_niters):
1794         (vect_analyze_loop):
1795         (vectorize_loops): Likewise.
1796
1797         (vectorizable_load): Argument in call to vect_debug_details/stats
1798         changed from loop to LOOP_LOC (loop_vinfo).
1799         (vect_transform_loop):
1800         (vect_analyze_operations):
1801         (vect_analyze_scalar_cycles):
1802         (vect_analyze_data_ref_dependence):
1803         (vect_enhance_data_refs_alignment):
1804         (vect_analyze_data_ref_accesses):
1805         (vect_analyze_pointer_ref_access):
1806         (vect_analyze_data_refs):
1807         (vect_analyze_loop): Likewise.
1808
1809         (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1810         changed from loop to loop_loc.
1811
1812         (vect_enhance_data_refs_alignment): Removed unused variable loop.
1813
1814 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
1815             Dorit Naishlos  <dorit@il.ibm.com>
1816
1817         * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1818         declaration added.
1819         (vect_analyze_data_ref_dependences): Likewise.
1820
1821         (vect_is_simple_use): Argument changed from loop structure to
1822         loop_vect_info structure.
1823         (vect_can_advance_ivs_p): Likewise.
1824         (vect_create_index_for_vector_ref): Likewise.
1825         (vect_update_ivs_after_vectorizer): Likewise.
1826         (new_stmt_vec_info): Likewise.
1827
1828         (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1829         changed from loop to loop_vinfo.
1830         (vect_create_data_ref_ptr): First argument in call to
1831         vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1832         (vectorizable_assignment): Second argument in call to vect_is_simple_use
1833         was changed from loop to loop_vinfo.
1834         (vectorizable_operation): Likewise.
1835         (vectorizable_store): Likewise.
1836         (vect_mark_stmts_to_be_vectorized): Likewise.
1837         (vect_do_peeling_for_loop_bound): First argument in call to
1838         vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1839         (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1840         was changed from loop to loop_vinfo.
1841         (vect_analyze_data_ref_dependences): Third argument in call to
1842         vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1843
1844         (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1845         (vect_create_data_ref_ptr): Likewise.
1846         (vect_init_vector): Likewise.
1847         (vect_get_vec_def_for_operand): Likewise.
1848         (vectorizable_assignment): Likewise.
1849         (vectorizable_operation): Likewise.
1850         (vectorizable_store): Likewise.
1851         (vectorizable_load): Likewise.
1852         (vect_update_ivs_after_vectorizer): Likewise.
1853         (vect_is_simple_use): Likewise.
1854         (vect_analyze_data_ref_dependence): Likewise.
1855         (vect_analyze_pointer_ref_access): Likewise.
1856         (vect_can_advance_ivs_p): Likewise.
1857
1858         * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1859         before _stmt_vec_info.
1860         (_stmt_vec_info): Loop field replaced by loop_vec_info.
1861         (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1862         (new_stmt_vec_info): Argument changed from loop structure to
1863         loop_vect_info structure
1864
1865         (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1866         (vect_analyze_offset_expr): Avoid 80 columns overflow.
1867         (vect_create_addr_base_for_vector_ref): Likewise.
1868         (vect_analyze_pointer_ref_access): Likewise.
1869
1870 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
1871
1872         PR tree-opt/19768
1873         * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1874         phi flag if the phi is abnormal.
1875
1876 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
1877
1878         PR tree-opt/19736
1879         * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1880         information for the new statement.
1881
1882 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
1883
1884         PR driver/19117
1885         * gcc.c (main): Include the target in -v output.
1886
1887 2005-02-03  Alexandre Oliva  <aoliva@redhat.com>
1888
1889         * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1890         Do not drop the extend if we'd have to add a paradoxical subreg
1891         later.  Include optabs.h and insn-codes.h.
1892         * Makefile.in (combine.o): Depend on $(OPTABS_H).
1893
1894 2005-02-02  Roger Sayle  <roger@eyesopen.com>
1895
1896         PR middle-end/19405
1897         * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1898         * fold-const.c (const_binop): Avoid constant folding floating
1899         point operations in modes that use composite representations.
1900         * simplify-rtx.c (simplify_binary_operation): Likewise.
1901
1902 2005-02-02  Geoffrey Keating  <geoffk@apple.com>
1903
1904         * config/rs6000/altivec.md (altivec_dst): Make the first operand
1905         a REG, not a MEM.
1906         (altivec_dstt): Likewise.
1907         (altivec_dstst): Likewise.
1908         (altivec_dststt): Likewise.
1909         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1910         of first operand.
1911
1912 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
1913
1914         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1915         EXPR_LOCUS from orig_cond to the new cond_stmt.
1916         (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1917         the new vec_stmt.
1918
1919 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
1920
1921         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1922         standard_iv_increment_position. Remove call to bsi_next
1923         (no need to bump the iterator anymore).
1924         (vect_create_index_for_vector_ref): Call
1925         standard_iv_increment_position. Remove second function argument.
1926         (vect_finish_stmt_generation): Remove call to bsi_next
1927         (no need to bump the iterator anymore).
1928         (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1929         to vect_create_index_for_vector_ref.
1930
1931 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
1932
1933         * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1934         phis are used out of the loop.
1935
1936 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
1937
1938         PR c/17807
1939         * c-decl.c (undef_nested_function): New variable.
1940         (pop_scope): Diagnose undefined nested functions.
1941         (finish_function): Don't attempt cgraph processing or genericizing
1942         if current top-level function contained an undefined nested
1943         function.  Reset undef_nested_function at the end of a top-level
1944         function.
1945
1946 2005-02-02  Zdenek Dvorak  <dvorakz@suse.cz>
1947
1948         * tree.c (build_int_cst_type): Take sign of the value into account
1949         when deciding whether sign extend the value.
1950
1951 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
1952
1953         PR c/18502
1954         * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1955         (cpp_options, cc1_options): Change %{std*&ansi} to
1956         %{std*&ansi&trigraphs}.
1957
1958 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1959
1960         * cse.c: Update comments.
1961
1962 2005-02-02  Aldy Hernandez  <aldyh@redhat.com>
1963
1964         * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1965         arguments go on the stack.  Do not put complex doubles in odd/even
1966         pairs.
1967
1968 2005-02-02  Steven Bosscher  <stevenb@suse.de>
1969
1970         * doc/invoke.texi: Update the options enabled at -O1, -O2,
1971         and -O3.  Update the documentation for -fgcse-sm, -fgcse-las,
1972         -ftree-pre, and -fthread-jumps.
1973
1974 2005-02-02  Richard Sandiford  <rsandifo@redhat.com>
1975
1976         PR tree-optimization/19578
1977         * tree-flow.h (modified_noreturn_calls): Declare.
1978         (noreturn_call_p): Declare.
1979         * tree-flow-inline.h (noreturn_call_p): New function.
1980         (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1981         * tree-cfg.c (modified_noreturn_calls): New variable.
1982         (cleanup_control_flow): Use noreturn_call_p.  Split basic blocks
1983         that contain a mid-block noreturn call.
1984         * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1985
1986 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1987
1988         * df.c (df_def_record_1, df_uses_record): Don't use
1989         DF_FOR_REGALLOC.
1990         * df.h (DF_FOR_REGALLOC): Remove.
1991
1992 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
1993
1994         PR c/19435
1995         * c-typeck.c (really_start_incremental_init): Reset
1996         constructor_max_index for arrays of incomplete type.
1997
1998 2005-02-02  Jeff Law  <law@redhat.com>
1999
2000         * gcse.c (struct reg_set): Store the block index where the register
2001         was set rather than the setting insn.
2002         (record_one_set, compute_transp): Corresponding changes.
2003         (pre_insert_copy_insn): Do not call replace_one_set.
2004         (replace_one_set): Remove.
2005
2006 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
2007
2008         PR other/15514
2009         * doc/gcov.texi: Fix typo.
2010
2011 2005-02-01  Richard Henderson  <rth@redhat.com
2012
2013         PR target/19680
2014         * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2015         * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2016         type to bool.
2017         (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2018         * config/i386/i386-protos.h: Update.
2019
2020 2005-02-01  Steven Bosscher  <stevenb@suse.de>
2021
2022         PR tree-optimization/19217
2023         * tree-cfg.c (verify_expr): Use the data field to see if TP was
2024         seen inside a PHI node.  Do not do the ADDR_EXPR check if it was.
2025         (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2026         that it is walking a PHI node.
2027
2028 2005-02-01  Joseph S. Myers  <joseph@codesourcery.com>
2029
2030         * doc/extend.texi (Nested Functions): Update.
2031
2032 2005-02-01  Richard Henderson  <rth@redhat.com>
2033
2034         PR 19696
2035         * optabs.c (expand_copysign_absneg): Export.
2036         * optabs.h (expand_copysign_absneg): Declare.
2037         * config/rs6000/rs6000.md (copysigntf3): New.
2038
2039 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
2040
2041         PR tree-optimization/19633
2042         * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2043         * tree-ssa-alias.c (init_alias_info): Initialize.
2044         (merge_pointed_to_info): Set.
2045         (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2046         (dump_points_to_info_for): Show value of pt_null.
2047         (struct count_ptr_d): Declare.
2048         (find_ptr_dereference): Remove.
2049         (ptr_is_dereferenced_by): Remove.
2050         (count_ptr_derefs): New local function.
2051         (count_uses_and_derefs): New local function.
2052         (compute_points_to_and_addr_escape): Call it.  If the number
2053         of dereferences is greater than zero, mark the pointer as
2054         dereferenced.  If there are fewer dereferences than uses of
2055         the pointer, the pointer's value escapes.
2056
2057 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
2058
2059         PR tree-optimization/19670
2060         * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2061         here...
2062         (verify_use): ... set it here, instead.
2063
2064 2005-02-01  Janis Johnson  <janis187@us.ibm.com>
2065
2066         * doc/sourcebuild.texi (Test directives): Fix formatting.
2067
2068         * doc/sourcebuild.texi (Test directives): Describe selector
2069         expressions.
2070
2071 2005-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
2072
2073         * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2074         specific 64-bit CPUs.
2075
2076 2005-02-01  Richard Earnshaw  <rearnsha@arm.com>
2077
2078         PR target/16201
2079         * arm.c (arm_eliminable_register): New function.
2080         (adjacent_mem_locations): Don't allow eliminable registers.  Use
2081         HOST_WIDE_INT for address offsets.
2082         * arm-protos.h (arm_eliminable_register): Add prototype.
2083
2084 2005-02-01  Steven Bosscher  <stevenb@suse.de>
2085
2086         PR optimization/15242
2087         * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2088         * basic-block.h (duplicate_computed_gotos): Add prototype.
2089         * bb-reorder.c (duplicate_computed_gotos): New function to
2090         duplicate sufficiently small blocks ending in a computed jump.
2091         * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2092         if not optimizing for size.
2093         * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2094         never do tail merging for blocks ending in a computed jump.
2095         * doc/invoke.texi: Document the max-goto-duplication-insns param.
2096
2097 2005-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
2098
2099         Patch from Richard Sandiford <rsandifo@redhat.com>
2100         * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2101         from inheriting a subreg equivalence with a non-spill register.
2102
2103         * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2104
2105 2005-02-01  Alexandre Oliva  <aoliva@redhat.com>
2106
2107         * config/frv/frv.c (movcc_fp_destination_operand): New.
2108         (gpr_or_memory_operand): Fix typo in comment.
2109         (gpr_or_memory_operand_with_scratch): New.
2110         * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2111         * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2112         movcc_fp_destination_operand.
2113         (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2114         Legitimize memory addresses using a scratch register.
2115
2116 2005-01-31  Jeff Law  <law@redhat.com>
2117
2118         * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2119         bitmap a sparse bitmap instead of a simple bitmap.
2120         (mark_def_sites_initialize_block):  Corresponding changes.
2121         (ssa_mark_def_sites_initialize_block): Likewise.
2122         (ssa_mark_phi_uses): Likewise.
2123         (mark_def_site, ssa_mark_def_sites): Likewise.
2124         (mark_def_site_blocks): Likewise.
2125         (rewrite_ssa_into_ssa): Likewise.
2126
2127         * tree-ssa-dom.c (record_cond): Pass correct variable type
2128         for last argument to htab_find_slot_with_hash.
2129
2130         * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2131         effects when optimizing 0 % X.  Do not try to optimize X % 0.
2132
2133 2005-01-31  James E. Wilson  <wilson@specifixinc.com>
2134
2135         * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2136         1_mmalua.
2137
2138 2005-02-01  Eric Christopher  <echristo@redhat.com>
2139
2140         * config/mips/mips.c (override_options): Warn if -mint64
2141         is used.
2142         * doc/invoke.texi (MIPS Options): Document that -mint64 is
2143         deprecated.
2144
2145 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
2146
2147         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
2148         timestamp.
2149         (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2150         REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2151         cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2152         (cached_regno): Initialize to INVALID_REGNUM.
2153         (cse_reg_info_table_size,
2154         cse_reg_info_table_first_uninitialized,
2155         cse_reg_info_timestamp): New.
2156         (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2157         get_cse_reg_info.
2158         (init_cse_reg_info, get_cse_reg_info_1): New.
2159         (get_cse_reg_info): Cache the last look-up.
2160         (new_basic_block): Update the code to clear mappings from
2161         registers to cse_reg_info entries.
2162         (cse_main): Call init_cse_reg_info.
2163
2164         * cse.c (get_cse_reg_info): Update a comment.
2165
2166 2005-01-31  Steven Bosscher  <stevenb@suse.de>
2167
2168         PR c/19333
2169         * c-decl.c (start_decl): Do not warn about arrays of elements with
2170         an incomplete type here.
2171         (grokdeclarator): Do it here by making a pedwarn an error.
2172         * c-typeck.c (push_init_level): If there were previous errors with
2173         the constructor type, do not warn about braces for initializers.
2174         (process_init_element): Likewise for excess initializer elements.
2175
2176 2005-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2177
2178         * cse.c (delete_trivially_dead_insn): Don't iterate.
2179
2180 2005-01-31  Andrew Pinski  <pinskia@physics.uc.edu>
2181
2182         * config/rs6000/rs6000.md (copysignsf3): New expand.
2183         (copysigndf3): Likewise.
2184
2185 2005-01-31  Steven Bosscher  <stevenb@suse.de>
2186
2187         * recog.c (constrain_operands): Only look for earlyclobber operand
2188         conflicts if an '&' constraint was seen.
2189
2190 2005-01-31  Marc Espie <espie@openbsd.org>
2191
2192         * config.gcc: Don't include embedded systems fragment, switches default
2193         debugging format to ELF.
2194         * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2195         longer pick it up there.
2196
2197 2005-01-31  Dale Johannesen  <dalej@apple.com>
2198
2199         * doc/extend.texi (nested functions): Fix linkage description.
2200         Clarify that static is not allowed.
2201
2202 2005-01-31  Dale Johannesen  <dalej@apple.com>
2203
2204         * config/rs6000/darwin.md (movsf_low_di):  Make work.
2205         (movdf_low_di):  Make work.
2206
2207 2005-01-31  Dale Johannesen  <dalej@apple.com>
2208
2209         * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2210         Make work for 64 bit.
2211
2212 2005-01-31  Roger Sayle  <roger@eyesopen.com>
2213             Dale Johannesen  <dalej@apple.com>
2214
2215         PR middle-end/19650
2216         * fold-const.c (fold_binary_op_with_conditional_arg):
2217         Make types match original operands, before STRIP_NOPS.
2218
2219 2005-01-31  Alan Modra  <amodra@bigpond.net.au>
2220
2221         * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2222         (struct gcc_regs): Rename from gcc_pt_regs.  Add more regs.
2223         (struct gcc_sigcontext): Delete.  Merge contents to..
2224         (struct gcc_ucontext): ..here.
2225         (get_sigcontext): Delete.
2226         (get_regs): New function, like get_sigcontext but return regs ptr.
2227         64-bit version finds regs from r1 to support vdso.
2228         (ppc_linux_aux_vector): New function.
2229         (ppc_fallback_frame_state): Modify for get_regs.  Restore fprs
2230         and vector regs.
2231
2232 2005-01-31  Ira Rosen  <irar@il.ibm.com>
2233
2234         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2235         sizetype.
2236         (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2237         redundant fold. Fix misalignment for MINUS_EXPR.
2238         (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2239         (vect_analyze_pointer_ref_access): Likewise.
2240         (vect_get_memtag_and_dr): Likewise.
2241
2242 2005-01-31  Richard Henderson  <rth@redhat.com>
2243
2244         * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2245         (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2246         absnegdf2_i387, absnegxf2_i387): Likewise.
2247
2248 2005-01-31  Richard Henderson  <rth@redhat.com>
2249
2250         PR 19696
2251         * optabs.c (expand_copysign_absneg): New.
2252         (expand_copysign_bit): Split out from ...
2253         (expand_copysign): ... here.  Use expand_copysign_absneg.
2254
2255 2005-01-30  Roger Sayle  <roger@eyesopen.com>
2256
2257         PR middle-end/19697
2258         * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2259         constant as the second operand and a register as the third.
2260
2261 2005-01-31  Danny Smith  <dannysmith@users.sourceforge.net>
2262
2263         PR target/19704
2264         * config/i386/i386.c (ix86_function_ok_for_sibcall):  Also check
2265         that dllimport'd functions do not use all call-clobbered registers
2266         to pass parameters.
2267
2268 2005-01-30  Richard Henderson  <rth@redhat.com>
2269
2270         PR 19696
2271         * optabs.c (expand_absneg_bit): Split out from expand_unop and
2272         expand_abs_nojump and generalize.  Use operand_subword and
2273         emit_no_conflict_block.  Support large modes.
2274         (expand_abs_nojump): Use it.  Use HONOR_SIGNED_ZEROS to fall
2275         back to maximum.
2276         (expand_unop): Likewise.  Use HONOR_SIGNED_ZEROS to fall back
2277         negation to subtraction.
2278         (expand_copysign): Check that the format has signed zeros.
2279         Use operand_subword and emit_no_conflict_block.  Support large modes.
2280
2281 2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
2282
2283         Fix PR tree-optimization/19624
2284
2285         * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2286         * tree-ssa-pre.c: Add cfgloop.h.
2287         Update comment.
2288         (pre_stats): New member, constified.
2289         (inserted_exprs): New static variable.
2290         (NECESSARY): New macro.
2291         (create_expression_by_pieces): Fold the expression, and
2292         mark it as defaulting to not necessary. Also put in
2293         inserted_exprs.
2294         (fully_constant_expression): New function.
2295         (insert_into_preds_of_block): Modify to not insert phis when we
2296         are playing with induction variables.
2297         Push phis onto the inserted_exprs vector, and mark them as not
2298         necessary by default.
2299         (insert_aux): Call fully_constant_expression on eprime.
2300         If all edges produce the same value, mark it constant.
2301         (mark_operand_necessary): New function.
2302         (remove_dead_inserted_code): New function.
2303         (init_pre): Init loop optimizer to get loop info.
2304         (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2305         (execute_pre): Commit edge inserts, then remove dead code.
2306
2307 2005-01-30  Richard Henderson  <rth@redhat.com>
2308
2309         * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2310         * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2311
2312 2005-01-30  Richard Henderson  <rth@redhat.com>
2313
2314         PR target/19700
2315         * config/i386/i386.c (ix86_expand_copysign): New.
2316         (ix86_split_copysign_const): New.
2317         (ix86_split_copysign_var): Rename from ix86_split_copysign,
2318         rearrange op1/nmask operands.
2319         * config/i386/i386-protos.h: Update.
2320         * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2321         (copysigndf3): Likewise.
2322         (copysignsf3_const, copysigndf3_const): New.
2323         (copysignsf3_var): Rename from copysignsf3, split out splitter
2324         and fix split predicate for X constraint.
2325         (copysigndf3_var): Similarly.
2326
2327 2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2328
2329         * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2330         doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2331         doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2332
2333 2005-01-29  Richard Henderson  <rth@redhat.com>
2334
2335         PR target/19690
2336         * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2337         of # and * in constraints.
2338
2339 2005-01-29  Richard Henderson  <rth@redhat.com>
2340
2341         PR middle-end/19689
2342         * expr.c (store_field): Don't strip sub-mode cast when the input
2343         data is even smaller.
2344
2345 2005-01-29  Richard Henderson  <rth@redhat.com>
2346
2347         PR middle-end/19687
2348         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2349         union being empty.
2350
2351 2005-01-29  Richard Henderson  <rth@redhat.com>
2352
2353         * combine.c (make_field_assignment): Fix argument order
2354         to gen_int_mode.
2355
2356 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
2357
2358         PR tree-optimization/15791
2359         * fold-const.c (extract_array_ref): New function.
2360         (fold): Fold comparisons between &a[i] and &a[j] or
2361         semantically equivalent trees.
2362
2363 2005-01-29  Jeff Law  <law@redhat.com>
2364
2365         * gcse.c (insert_expr_in_table): Revamp handling of available
2366         and anticipatable occurrence lists to avoid unnecessary list
2367         walking.
2368         (insert_set_in_table): Similarly.
2369
2370 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
2371
2372         * c-common.c (fix_string_type): Just use c_build_qualified_type to
2373         build string type.
2374         (c_build_qualified_type): Build qualified array types with
2375         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2376         * c-decl.c (c_make_fname_decl): Build unqualified array type
2377         before qualified type.
2378         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2379         type is qualified, not just if type itself is.  Don't apply
2380         qualifiers to array type when declarator is processed.  Apply
2381         qualifiers to field type whether or not it is an array type.
2382         Don't handle array types specially for applying qualifiers to
2383         variables.
2384         * c-typeck.c (composite_type): Build unqualified element type and
2385         array type when forming composite of array types.
2386         (common_pointer_type, comptypes, comp_target_types,
2387         type_lists_compatible_p, build_indirect_ref, build_array_ref,
2388         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2389         types.
2390         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2391         (args2) in variables a1 and a2.
2392
2393 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
2394
2395         * cse.c (n_elements_made, max_elements_made): Remove.
2396         (insert): Don't touch n_elements_made.
2397         (cse_main): Don't touch n_elements_made or max_elements_made.
2398
2399 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
2400
2401         PR target/15384
2402         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2403         configuration part of dp-bit.c to be lost.
2404
2405 2005-01-28  Roger Sayle  <roger@eyesopen.com>
2406
2407         * expmed.c (expand_mult_highpart_optab): When attempting to use
2408         a non-widening multiplication in a wider mode, the operands need
2409         to be converted (zero or sign extended) to that mode.
2410
2411 2005-01-28  Ian Lance Taylor  <ian@airs.com>
2412
2413         PR middle-end/16558
2414         PR middle-end/19583
2415         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2416         through if both operands fall through.
2417
2418 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2419
2420         * cse.c (fold_rtx) <PC>: Don't optimize.
2421
2422 2005-01-28  Jeff Law  <law@redhat.com>
2423
2424         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2425         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2426
2427 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2428
2429         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2430         cse_reg_info_used_list_end): Remove.
2431         (cse_reg_info_list, cse_reg_info_list_free): New.
2432         (get_cse_reg_info): When allocating an instance of
2433         cse_reg_info, add it to the beginning of the cse_reg_info_list
2434         list.  Remove code to maintain cse_reg_info_used_list.
2435         (new_basic_block): Reset the free list to the beginning of
2436         cse_reg_info_list.
2437
2438 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
2439
2440         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2441         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2442         (frv_expand_mdpackh_builtin): New function.
2443         (frv_expand_builtin): Use it to expand __MDPACKH.
2444         * doc/extend.texi (__MDPACKH): Update documentation.
2445
2446 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
2447
2448         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2449         SSE_FLOAT_MODE_P for use_sse computation.
2450
2451 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
2452
2453         PR target/19663
2454         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2455
2456 2005-01-27  Richard Henderson  <rth@redhat.com>
2457
2458         * builtins.c (expand_builtin_copysign): New.
2459         (expand_builtin): Call it.
2460         * genopinit.c (optabs): Add copysign_optab.
2461         * optabs.c (init_optabs): Initialize it.
2462         (expand_copysign): New.
2463         * optabs.h (OTI_copysign, copysign_optab): New.
2464         (expand_copysign): Declare.
2465
2466         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2467         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2468
2469         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2470         (ix86_expand_fp_absneg_operator): ... here.
2471         (ix86_split_copysign): New.
2472         * config/i386/i386-protos.h: Update.
2473         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2474         (copysignsf3, copysigndf3): New.
2475
2476         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2477         (copysignsf3, ncopysignsf3): New.
2478         (copysigndf3, ncopysigndf3): New.
2479         (copysignxf3, ncopysignxf3): New.
2480         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2481
2482 2005-01-27  Arend Bayer  <arend.bayer@web.de>
2483             Kazu Hirata  <kazu@cs.umass.edu>
2484
2485         * cse.c: (find_best_addr): Don't call copy_rtx before calling
2486         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
2487         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2488         NULL_RTX.
2489
2490 2005-01-27  Jeff Law  <law@redhat.com>
2491
2492         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2493         definitions of SSA_NAMEs which are not being rewritten.
2494         (rewrite_ssa_into_ssa): Only initialize the current definition
2495         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2496         If checking is enabled, assert that SSA_NAME_AUX is clear for all
2497         SSA_NAMEs before returning.
2498
2499 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
2500
2501         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2502         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2503         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2504         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2505         config/mips/iris6.h, config/sh/sh.c: Update copyright.
2506
2507 2005-01-27  Steven Bosscher  <stevenb@suse.de>
2508
2509         PR middle-end/17278
2510         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2511         higher to -O2 and higher.  Likewise for tree PRE.
2512         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2513         and better.
2514
2515 2005-01-27  Ian Lance Taylor  <ian@airs.com>
2516
2517         PR middle-end/19583
2518         * gimple-low.c (try_catch_may_fallthru): New static function.
2519         (block_may_fallthru): Handle TRY_CATCH_EXPR.
2520         * tree-inline.c (expand_call_inline): Don't warn about reaching
2521         the end of a non-void function being inlined if the function uses
2522         a return slot.
2523
2524 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
2525
2526         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2527
2528         PR c/18946
2529         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2530         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2531         (implicitly_declare): Handle error_mark_node.
2532
2533 2005-01-27  Richard Henderson  <rth@redhat.com>
2534
2535         PR tree-opt/14329
2536         * tree.h (struct tree_decl): Add debug_expr_is_from.
2537         (DECL_DEBUG_EXPR_IS_FROM): New.
2538         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2539         * dwarf2out.c (dwarf2out_var_location): Update to match.
2540         * tree-outof-ssa.c (create_temp): Likewise.
2541         * var-tracking.c (track_expr_p): Likewise.
2542         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2543         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2544         * toplev.c (default_tree_printer): Likewise.
2545
2546 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
2547
2548         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2549         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2550
2551 2005-01-27  Steven Bosscher  <stevenb@suse.de>
2552
2553         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2554         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2555         ASM_CLOBBERS): Add tree checks.
2556
2557         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2558         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2559         * c-common.def (SWITCH_STMT): Update to match.
2560         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2561         macros instead of SWITCH_EXPR ones.
2562         * c-dump.c (c_dump_tree): Likewise.
2563         * c-gimplify.c (gimplify_switch_stmt): Likewise.
2564         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2565
2566         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2567
2568 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
2569
2570         * unwind-dw2.c (execute_stack_op): Add missing cases for
2571         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2572
2573 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2574
2575         * config.gcc (Obsolete configurations): Remove 'dummy', add
2576         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2577         sparc-*-openbsd*.
2578
2579 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
2580
2581         PR tree-optimization/19633
2582         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2583         CALL_EXPRs.
2584         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2585         are no call-clobbered variables.
2586         * tree-outof-ssa.c (check_replaceable): Return false for calls
2587         with side-effects.
2588
2589 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
2590
2591         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2592         even for variables with NULL DECL_INITIAL.
2593
2594 2005-01-26  Stuart Hastings  <stuart@apple.com>
2595
2596         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2597
2598 2005-01-26  Richard Henderson  <rth@redhat.com>
2599
2600         PR middle-end/18008
2601         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2602         field's type.
2603         * expr.c (store_field): Strip conversions to odd-bit-sized types
2604         if the destination field width matches.
2605
2606 2005-01-26  Richard Henderson  <rth@redhat.com>
2607
2608         * c-decl.c, expmed.c, expr.c: Revert last change.
2609
2610 2005-01-26  Richard Henderson  <rth@redhat.com>
2611
2612         PR middle-end/18008
2613         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2614         field's type.
2615         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2616         if we don't need the bits above those present in the current mode.
2617         * expr.c (store_field): Strip conversions to odd-bit-sized types
2618         if the destination field width matches.
2619
2620 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
2621
2622         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2623         either -ffast-math or -funsafe-math-optimizations is in use.
2624
2625 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
2626
2627         PR target/19293
2628         PR target/19329
2629         * config/avr/avr.c (notice_update_cc): Only set condition code for
2630         ashrqi3 if shift count > 0.
2631         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2632         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2633         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2634         count <= 0 as a no-op, and shift count >= width by copying zero
2635         or sign bit to all bits of the result.
2636         * config/avr/avr.md (all shifts): Add alternatives for zero shift
2637         count, with attribute "length" set to 0 and "cc" set to "none".
2638
2639 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
2640
2641         * doc/invoke.texi: Document -mTLS.
2642
2643         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2644         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2645         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2646         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2647         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2648         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2649         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2650         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2651
2652         * configure.ac: Check for a TLS capable gas.
2653
2654         * configure: Regenerate.
2655
2656 2005-01-26  Richard Henderson  <rth@redhat.com>
2657
2658         PR middle-end/18008
2659         * combine.c (make_field_assignment): Simplify store to zero_extract
2660         from a source with an overlapping mask.
2661
2662 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
2663
2664         2004-11-11  Eric Christopher  <echristo@redhat.com>
2665
2666         * config/frv/frv.md: Add fr400_integer automaton. Don't
2667         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2668         to TYPE_MACC.
2669
2670 2005-01-26  Steven Bosscher  <stevenb@suse.de>
2671
2672         PR middle-end/16585
2673         * cfgbuild.c (make_edges): Do not clear or set
2674         current_function_has_computed_jump.
2675         * function.h (struct function): Remove the has_computed_jump field.
2676         (current_function_has_computed_jump): Do not define.
2677         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2678         in a computed jump.  Ignore current_function_has_computed_jump.
2679
2680 2005-01-26  Richard Henderson  <rth@redhat.com>
2681
2682         PR middle-end/19515
2683         * expr.c (categorize_ctor_elements): New argument p_must_clear.
2684         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
2685         fully initialized.
2686         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2687         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
2688         objects into static storage if they have more than one non-zero value.
2689         * tree.h (categorize_ctor_elements): Update decl.
2690
2691 2005-01-26  Steven Bosscher  <stevenb@suse.de>
2692
2693         PR middle-end/19616
2694         * tree.h (CALL_EXPR_TAILCALL): Add comment.
2695         * calls.c (check_sibcall_argument_overlap_1): Revert the change
2696         to this function from 2004-07-10.
2697         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2698         the current function for tail call optimizations if the address
2699         of one of it its arguments is taken.
2700
2701 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2702
2703         * cse.c (fold_rtx): Call equiv_constant only when necessary.
2704
2705 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
2706
2707         * function.c (expand_function_end): If current_function_calls_alloca,
2708         emit stack restore in a place that is reached when the function falls
2709         through at the end.
2710
2711 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
2712
2713         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2714         rule to avoid matching inappropriate suffix rule.
2715
2716 2005-01-26  Jan Hubicka  <jh@suse.cz>
2717
2718         PR tree-optimization/19241
2719         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2720
2721 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
2722
2723         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2724         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
2725         of doubling.
2726         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2727         <sim*>: Always use crt1.o, regardless of N in simN.
2728         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2729         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2730         (CRT_CALL_STATIC_FUNCTION): Remove.
2731         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2732         use crt1.o, regardless of N in simN.
2733         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2734         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2735         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2736         case isystem setting.
2737         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2738
2739 2005-01-25  Ian Lance Taylor  <ian@airs.com>
2740
2741         * gimple-low.c (block_may_fallthru): Correct handling of
2742         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2743
2744 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
2745
2746         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2747         handlers to match indentation; nested under the mtune=* handler.
2748         Similar for mcpu= and march=.
2749
2750 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
2751
2752         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2753         * config/mips/linux64.h (LIB_SPEC): Likewise.
2754         * config/mn10300/linux.h (LIB_SPEC): Likewise.
2755         * config/sh/linux.h (LIB_SPEC): Likewise.
2756
2757 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
2758
2759         * config/frv/frv.c (frv_legitimize_tls_address): New.
2760         (TARGET_HAVE_TLS): Define.
2761         (FRV_SYMBOL_REF_TLS_P): Define.
2762         (frv_override_options): Handle new register classes.
2763         (frv_legitimate_address_p): Reject tls addresses.
2764         (frv_legitimize_address): Handle TLS addresses.
2765         (gen_inlined_tls_plt): New.
2766         (gen_tlsmoff): New.
2767         (frv_legitimize_tls_address): New.
2768         (unspec_got_name): Add TLS entries.
2769         (got12_operand): Add R_FRV_TLSMOFF12 case.
2770         (frv_emit_move): Fixup TLS addresses.
2771         (frv_emit_movsi): Legitimize TLS addresses.
2772
2773         * config/frv/frv.h (MASK_BIG_TLS): New.
2774         (TARGET_BIG_TLS): New.
2775         (HAVE_AS_TLS): Define.
2776         (TARGET_SWITCHES): Add -mTLS and -mtls options.
2777         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2778         (REG_CLASS_NAMES): Same.
2779         (REG_CLASS_CONTENTS): Same.
2780         (CONSTRAINT_LEN): New.
2781         (REG_CLASS_FROM_CONSTRAINT): New.
2782         (PREDICATE_CODES): Add symbolic_operand.
2783
2784         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2785         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2786         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2787         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2788         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2789         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2790         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2791         GR9_REG, GR14_REG, LRREG.
2792         (type): Add load_or_call attribute.
2793         ("load_or_call"): New reservation.
2794         ("call_gettlsoff"): New.
2795         ("tls_indirect_call"): New.
2796         ("tls_load_gottlsoff12"): New.
2797         ("tlsoff_hilo"): New.
2798         ("tls_tlsdesc_ldd"): New.
2799         ("tls_tlsoff_ld"): New.
2800         ("tls_lddi"): New.
2801
2802         * config/frv/frv-protos.h (symbolic_operand): Protoize.
2803
2804         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
2805
2806         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2807         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2808         * config/frv/frv.c (TLS_BIAS): Define.
2809         (frv_output_dwarf_dtprel): New.
2810
2811 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
2812
2813         PR rtl-optimization/19579
2814         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2815         both A and B, see if they don't clobber registers the other expr uses.
2816
2817 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
2818
2819         * real.c (do_add): Initialize signalling and canonical members.
2820
2821         * real.c (real_from_integer): Zero out destination.
2822
2823 2005-01-18  Jan Hubicka  <jh@suse.cz>
2824
2825         PR tree-optimize/19337
2826         * tree-inline.c (initialize_inlined_parameters): Copy
2827         saved_static_chain_decl only.
2828
2829 2005-01-25  Richard Henderson  <rth@redhat.com>
2830
2831         PR target/19556
2832         PR target/19584
2833         * config/i386/i386.c (x86_inter_unit_moves): Zero.
2834         (ix86_preferred_reload_class): Rewrite fp-constant section, with
2835         80387 enabled, to return a proper subclass.  Return the subset that
2836         overlaps with GENERAL_REGS for PLUS.
2837         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2838
2839 2005-01-25  Richard Henderson  <rth@redhat.com>
2840
2841         PR middle-end/19609
2842         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2843
2844 2005-01-25  Roger Sayle  <roger@eyesopen.com>
2845
2846         * expmed.c (choose_multiplier): Change interface to return the
2847         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2848         (expand_divmod): Update calls to choose_multiplier.
2849
2850 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2851
2852         PR middle-end/19330
2853         * expmed.c (extract_bit_field): Use adjust_address instead of
2854         gen_lowpart when op0 is a MEM.
2855
2856 2005-01-24  Steven Bosscher  <stevenb@suse.de>
2857
2858         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2859
2860 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
2861
2862         * config/mips/irix-csr.c: New file.
2863         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2864         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2865         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2866         executables.
2867
2868 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
2869
2870         PR bootstrap/19364
2871         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2872         sparc/elf.h, add sparc/sp-elf.h.
2873         (sparc-*-rtems*): Likewise.
2874         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2875         tm-dwarf2.h, add sparc/sp-elf.h.
2876         (sparc86x-*-elf): Likewise.
2877         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2878         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2879         TARGET_OS_CPP_BUILTINS.
2880         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2881         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2882         Undefine it.
2883         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2884         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2885         (SWITCH_TAKES_ARG): Likewise.
2886         (LOCAL_LABEL_PREFIX): Likewise.
2887         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2888         (TARGET_N_FORMAT_TYPES): Delete.
2889         (TARGET_FORMAT_TYPES): Likewise.
2890         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2891         * config/sparc/elf.h: Delete.
2892         * config/sparc/sp-elf.h: New file.
2893
2894 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2895
2896         * tree-flow-inline.h (phi_arg_from_edge): Remove.
2897         * tree-flow.h: Remove the corresponding prototype.
2898         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2899         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2900
2901 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
2902
2903         PR target/17751
2904         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2905         for AIX ABI or ELF -fPIC.
2906         (rs6000_emit_load_toc_table): Don't create toc_section here.
2907         (rs6000_xcoff_file_start): Nor here.
2908
2909 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
2910
2911         * sh.c (ra.h): Don't #include.
2912         (hard_regs_intersect_p): New function, resurrected from ra.c.
2913
2914         * sh.c: Fix 1996 Copyright.
2915
2916 2005-01-24  Richard Henderson  <rth@redhat.com>
2917             Aldy Hernandez  <aldyh@redhat.com>
2918
2919         * regrename.c (note_sets): Handle subregs.
2920
2921 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
2922
2923         PR bootstrap/18058
2924         * genconditions.c (write_header, write_conditions): Elide file if
2925         not GCC >= 3.0.1.
2926
2927 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2928
2929         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2930         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2931         Update copyright.
2932
2933 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
2934
2935         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2936         expand_builtin_printf, expand_builtin_fprintf,
2937         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2938         checking against POINTER_TYPE.
2939         (validate_arglist): Handle POINTER_TYPE code by checking
2940         POINTER_TYPE_P.
2941
2942 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
2943
2944         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2945         init_rtlanal): New.
2946         (for_each_rtx): Call for_each_rtx_1.
2947         * rtl.h (init_rtlanal): Declare.
2948         * toplev.c (backend_init): Call init_rtlanal.
2949
2950 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
2951
2952         * flow.c (propagate_one_insn): Formatting.
2953
2954         PR middle-end/19551
2955         * flow.c (libcall_dead_p): Be more conservative if unsure.
2956         If there are any instructions between insn and call, see if they are
2957         all dead before saying the libcall is dead.
2958
2959 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
2960
2961         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2962         operand constraint for operand 0.
2963
2964 2005-01-23  Richard Henderson  <rth@redhat.com>
2965
2966         PR 19486
2967         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2968         edges leading to join block.
2969
2970 2005-01-23  Roger Sayle  <roger@eyesopen.com>
2971
2972         * expmed.c (expand_mult_highpart): Make static.  Change type of
2973         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2974         (expand_divmod): Updates calls to expand_mult_highpart by using
2975         gen_int_mode to pass a CONST_INT rtx.
2976         * rtl.h (expand_mult_highpart): Remove prototype.
2977
2978 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
2979
2980         * flow.c (regset_bytes, regset_size): Remove.
2981
2982         * cfganal.c: Fix a reference to Harvey's paper.
2983
2984 2005-01-23  Steven Bosscher  <stevenb@suse.de>
2985
2986         PR rtl-optimization/19464
2987         * tree-optimize.c (init_tree_optimization_passes): Add one more
2988         copyrename pass just before out-of-ssa.
2989
2990 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
2991
2992         PR bootstrap/18058
2993         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2994         * ggc-none.c (ggc_free): Define.
2995
2996 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
2997
2998         * cse.c (max_reg, max_insn_uid): Remove.
2999         (cse_main): Don't access max_reg or max_insn_uid.
3000
3001         * c-common.c (explicit_flag_signed_bitfields,
3002         lang_statement_code_p, lang_expand_function_end): Remove.
3003         * c-common.h: Remove the corresponding declarations.
3004         * c-opts.c (c_common_handle_option): Remove all write access
3005         to explicit_flag_signed_bitfields.
3006
3007         * cgraph.c (cgraph_varpool_n_nodes): Remove.
3008         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3009         * cgraph.h: Remove the corresponding declaration.
3010
3011         * gcse.c (null_pointer_info): Remove.
3012
3013 2005-01-23  Roger Sayle  <roger@eyesopen.com>
3014             Eric Botcazou  <ebotcazou@libertysurf.fr>
3015
3016         * combine.c (simplify_logical): Only simplify logical expressions
3017         of the form ior(and(x,y),z) by the inverse distributive law if the
3018         result is cheaper than the original.
3019
3020 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
3021
3022         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3023         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3024         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3025         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3026         config/freebsd-spec.h, config/arm/arm.h,
3027         config/h8300/h8300.md, config/i386/i386.md,
3028         config/i386/predicates.md, config/i386/sse.md,
3029         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3030         config/vax/vax.md: Fix comment typos.  Follow spelling
3031         conventions.
3032
3033 2005-01-23  Steven Bosscher  <stevenb@suse.de>
3034
3035         * gengtype.c (walk_type): Produce `not equal to' compares for loop
3036         tests, instead of `less than'.
3037
3038 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
3039
3040         * function.c (assign_parm_setup_block): When creating a new stack slot
3041         for a parameter, get its alignment from the parameter's DECL_ALIGN
3042         rather than the type's TYPE_ALIGN.  Make sure that the parameter
3043         is at least word aligned.
3044
3045 2005-01-22  Roger Sayle  <roger@eyesopen.com>
3046
3047         PR middle-end/19378
3048         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3049
3050 2005-01-22  Richard Henderson  <rth@redhat.com>
3051
3052         PR target/19506
3053         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3054         in both compare operands.
3055         (movdfcc_1_sse_max): Likewise.
3056         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
3057         (movdfcc_1_sse): Likewise.
3058         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3059         scratch register as needed.
3060
3061 2005-01-22  Richard Henderson  <rth@redhat.com>
3062
3063         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3064
3065         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3066
3067 2005-01-22  Richard Henderson  <rth@redhat.com>
3068
3069         * genopinit.c (optabs): Use smin/smax for floating point too.
3070         * doc/md.texi: Update to match.  Clarify that floating point
3071         results are undefined for +0/-0 and NaN.
3072         * doc/rtl.texi: Likewise.
3073         * rtl.def (SMIN, SMAX): Likewise
3074         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3075
3076         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3077         leading 's' to the name.
3078         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3079         smaxxf3, sminxf3): Likewise.
3080         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3081         Likewise.
3082
3083 2005-01-22  Paul Brook  <paul@codesourcery.com>
3084
3085         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3086
3087 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
3088
3089         * config/s390/s390.c (struct processor_costs): New fields
3090         dlgr, dlr, dr, dsgfr, dsgr.
3091         (z900_cost, z990_cost): Values for new fields.
3092         (s390_rtx_costs): New cases MEM und COMPARE in switch
3093         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3094         DIV, MOD, UDIV, UMOD.
3095
3096 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
3097
3098         * config/s390/s390.md ("doloop_si64"): Reload input value directly
3099         into the register being decremented.
3100         ("doloop_si31", "doloop_di"): Likewise.
3101         ("*doloop_si_long"): Adapt pattern.
3102
3103 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
3104
3105         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3106         access registers.
3107         (CLASS_MAX_NREGS): Likewise.
3108
3109 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
3110
3111         * doc/tree-ssa.texi (Statement Operands): Add example for new
3112         must-def macro. Note deprecation of old operands interface.
3113
3114 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
3115
3116         PR tree-optimization/19484
3117         * tree-cfg.c (remove_fallthru_edge): New function.
3118         (cleanup_control_flow): Remove fallthru edges from calls that are
3119         now known not to return.
3120
3121 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
3122
3123         Fix PR tree-optimization/19038
3124         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3125         copies with loop variant ones.
3126
3127 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3128
3129         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3130         config/alpha/alpha-protos.h, config/alpha/alpha.h,
3131         config/alpha/alpha.md, config/alpha/predicates.md,
3132         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3133         config/sparc/sol2.h: Update copyright.
3134
3135         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3136         first label to see if it is a nonlocal label.
3137
3138 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
3139             Andrew Pinski  <pinskia@physics.uc.edu>
3140
3141         PR target/19491
3142         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3143         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
3144
3145 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
3146
3147         * config/rs6000/rtems.h: Update copyright.
3148
3149 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
3150
3151         PR target/19548
3152         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3153         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3154         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3155
3156 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3157
3158         PR c/18809
3159         * c-typeck.c (convert_arguments): Check for error_mark_node.
3160
3161 2005-01-21  Ian Lance Taylor  <ian@airs.com>
3162
3163         PR tree-optimization/13000
3164         * tree-inline.c: Include "tree-flow.h".
3165         (expand_call_inline): If warn_return_type, warn if non-void inline
3166         function falls through.
3167         * tree-cfg.c (execute_warn_function_return): Don't warn about
3168         control reaching end if TREE_NO_WARNING is set.  Set
3169         TREE_NO_WARNING.
3170         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3171         has been lowered.
3172         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3173         branch if we don't need one.
3174         * c-typeck.c: Include "tree-flow.h"
3175         (c_finish_bc_stmt): Don't add a goto if the current statement
3176         list doesn't fall through to the current point.
3177
3178 2005-01-21  Roger Sayle  <roger@eyesopen.com>
3179
3180         PR rtl-optimization/576
3181         * real.c (real_arithmetic): Change return type from void to bool
3182         to return an indication that the result may be inexact.
3183         * real.h (real_arithmeric): Update prototype.
3184         * fold-const.c (const_binop):  Don't constant fold floating
3185         point expressions when the user specifies -frounding-math and
3186         the result may depend upon the run-time rounding mode.
3187         (fold_convert_const_real_from_real): Clean-up.
3188         (fold_initializer): Ignore flag_rounding_math for initializers.
3189         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3190         constant fold FP operations with flag_rounding_math if the
3191         result may depend upon the run-time rounding mode.
3192
3193 2005-01-21  Tom Tromey  <tromey@redhat.com>
3194
3195         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3196
3197 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3198
3199         * tree-cfg.c: Fix comment typos.
3200
3201 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
3202
3203         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3204         around the call to rest_of_handle_branch_target_load_optimize.
3205
3206 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
3207
3208         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3209         (sparc64-*-openbsd*): Likewise.
3210         (sparclite-*-elf*): Include tm-dwarf2.h.
3211         (sparc86x-*-elf*): Likewise.
3212         (sparc64-*-elf*): Likewise.
3213         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3214         (DBX_DEBUGGING_INFO): Likewise.
3215         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3216         (PREFERRED_DEBUGGING_TYPE): Likewise.
3217         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3218         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3219         (PREFERRED_DEBUGGING_TYPE): Likewise.
3220         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3221         (PREFERRED_DEBUGGING_TYPE): Likewise.
3222         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3223
3224 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
3225
3226         PR target/18701
3227         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3228
3229 2005-01-20  Paul Brook  <paul@codesourcery.com>
3230
3231         * doc/rtl.texi: Document value extension requirements for CONST_INT.
3232
3233 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3234
3235         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3236         label is first in a sequence of labels.
3237
3238         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3239
3240 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
3241             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
3242
3243         * doc/sourcebuild.texi (Test Directives): New.
3244
3245 2005-01-20  Roger Sayle  <roger@eyesopen.com>
3246
3247         * real.c (real_floor): Don't leave the result uninitialized when
3248         mode is VOIDMode, but return the unrounded intermediate value.
3249         (real_ceil): Likewise.
3250
3251 2005-01-20  Paul Brook  <paul@codesourcery.com>
3252
3253         * config/arm/arm.md (insv): Use gen_int_mode.
3254
3255 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
3256
3257         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3258         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3259         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3260         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3261         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3262
3263 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
3264
3265         Fix PR debug/19124
3266         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3267         fbreg, so we have to assume we can't.
3268         (loc_descriptor_from_tree_1): Ditto.
3269         (containing_function_has_frame_base): New function.
3270         (add_location_or_const_value_attribute): Use it.
3271         Also try to generate a frame_base from a single element location
3272         list.
3273
3274 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3275
3276         PR tree-optimization/15349
3277         * timevar.def (TV_TREE_MERGE_PHI): New.
3278         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3279         PHI_WANTED.
3280         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3281         calls to tree_forwarder_block_p.
3282         (remove_forwarder_block_with_phi, merge_phi_nodes,
3283         gate_merge_phi, pass_merge_phi): New.
3284         * tree-optimize.c (init_tree_optimization_passes): Add
3285         pass_merge_phi.
3286         * tree-pass.h: Add an extern for pass_merge_phi;
3287
3288 2005-01-20  Richard Henderson  <rth@redhat.com>
3289
3290         PR target/19418
3291         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3292         (_mm_castps_pd, _mm_castps_si128): New.
3293         (_mm_castsi128_ps, _mm_castsi128_pd): New.
3294
3295 2005-01-20  Richard Henderson  <rth@redhat.com>
3296
3297         PR target/19530
3298         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3299         __builtin_ia32_vec_init_v2si.
3300         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3301         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3302         (ix86_init_mmx_sse_builtins): Create it.
3303         (ix86_expand_builtin): Expand it.
3304         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3305         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3306         (vec_extractv2si_0, vec_extractv2si_1): New.
3307
3308 2005-01-20  Richard Henderson  <rth@redhat.com>
3309
3310         PR target/16533
3311         * config/i386/i386.c (ix86_expand_push): New.
3312         * config/i386/mmx.md (push<MMXMODE>1): New.
3313         * config/i386/sse.md (push<SSEMODE>1): New.
3314         * config/i386/i386-protos.h: Update.
3315
3316 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3317
3318         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3319         copyright.
3320
3321 2005-01-20  Richard Henderson  <rth@redhat.com>
3322
3323         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3324         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3325
3326 2005-01-19  Richard Henderson  <rth@redhat.com>
3327
3328         PR target/19350
3329         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3330         to V4SFmode in SSE1 fallback load path.
3331
3332 2005-01-19  Richard Henderson  <rth@redhat.com>
3333
3334         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3335         in QImode expansion to ix86_expand_vector_set.
3336         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3337
3338 2005-01-19  Richard Henderson  <rth@redhat.com>
3339
3340         PR target/19511
3341         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3342         subclass of the input class.
3343         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3344         Always true for cross-SSE1 classes.  Rationalize conditionals.
3345         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3346         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
3347         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
3348         (movdi_2): Add MMX/SSE zeros.
3349         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
3350         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3351         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3352         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3353         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3354         (zero_extendsidi2_rex64_1): Remove.
3355         (MOV0 peephole): Check GENERAL_REG_P.
3356
3357 2005-01-19  Richard Henderson  <rth@redhat.com>
3358
3359         PR target/19427
3360         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3361         shufps elements.
3362         (ix86_expand_vector_extract): Likewise.
3363
3364 2005-01-19  Richard Henderson  <rth@redhat.com>
3365
3366         PR middle-end/19304
3367         * expr.c (emit_move_change_mode): New argument force; use
3368         simplify_gen_subreg if true.
3369         (emit_move_via_alt_mode): Merge into ...
3370         (emit_move_via_integer): ... here.
3371         (emit_move_ccmode): Use emit_move_change_mode directly.
3372
3373 2005-01-19  Richard Henderson  <rth@redhat.com>
3374
3375         PR target/19518
3376         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3377         (alpha_preferred_reload_class): Handle CONST_VECTOR.
3378         (alpha_emit_set_const_1): Add no_output parameter; don't emit
3379         rtl if true.
3380         (alpha_emit_set_const): Likewise.  Make static.
3381         (alpha_emit_set_long_const): Make static.
3382         (alpha_extract_integer): Split out from alpha_expand_mov.
3383         (alpha_split_const_mov): Likewise.
3384         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
3385         (alpha_legitimate_constant_p): New.
3386         * config/alpha/alpha-protos.h: Update.
3387         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3388         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3389         * config/alpha/alpha.md (movsi): Add n alternative.
3390         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3391         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3392         (splitters for all of the above): Use alpha_split_const_mov.
3393         * config/alpha/predicates.md (non_add_const_operand): New.
3394         (non_zero_const_operand): New.
3395         (input_operand): Use alpha_legitimate_constant_p after reload.
3396
3397 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
3398
3399         PR tree-optimization/19038
3400         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3401         (add_candidate): Add ivs with increment in latch only if
3402         allow_ip_end_pos_p is true.
3403         (determine_iv_cost): Use empty_block_p.
3404
3405 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
3406
3407         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3408         (compute_dominance_frontiers): Ditto.
3409
3410 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
3411
3412         PR target/19529
3413         * config/sh/t-rtems: New.
3414         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3415
3416 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
3417
3418         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3419         the offset of the selected field.
3420
3421 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
3422
3423         * tree-cfg.c (remove_forwarder_block): Fix the check to
3424         prevent a nonlocal label from appearing in the middle of a
3425         basic block.
3426
3427 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
3428
3429         PR rtl-optimization/19462
3430         * reorg.c (find_end_label): Create return insn only if
3431         current_function_epilogue_delay_list is empty.
3432
3433 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
3434
3435         * doc/passes.texi: Remove paragraph mentioning new-ra.
3436
3437 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
3438
3439         PR rtl-optimization/15139
3440         * combine.c: Include params.h.
3441         (count_rtxs): New function.
3442         (record_value_for_reg): If replace_rtx would replace at least
3443         2 occurrences of REG in VALUE and TEM is really large, replace REG with
3444         (clobber (const_int 0)) instead of TEM.
3445         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3446         * params.h (MAX_LAST_VALUE_RTL): New.
3447         * Makefile.in (combine.o): Depend on $(PARAMS_H).
3448         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3449
3450         PR c/17297
3451         * c-typeck.c (digest_init): Only call build_vector if all constructor
3452         elements are *_CST nodes.
3453         * gimplify.c (gimplify_init_constructor): Likewise.
3454
3455         PR middle-end/19164
3456         * c-typeck.c (digest_init): Only call build_vector if inside_init
3457         is a CONSTRUCTOR.
3458
3459 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
3460
3461         * toplev.c (init_asm_output): Remove dead #ifdef.
3462
3463 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
3464
3465         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3466
3467 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
3468
3469         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3470         accessing DECL_FUNCTION_CODE.
3471         * dojump.c (do_jump): Likewise.
3472         * gimplify.c (gimplify_call_expr): Likewise.
3473         * predict.c (expr_expected_value): Likewise.
3474         (strip_builtin_expect): Likewise.
3475         * tree-inline.c (estimate_num_insns_1): Likewise.
3476         * tree-ssa-loop-im.c (stmt_cost): Likewise
3477         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3478         (tree_expr_nonnegative_p): Likewise.
3479
3480 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
3481
3482         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3483         variant of the load_pcrel_sym pattern.
3484         * config/sparc/sparc.md (P macro): Move to the top.
3485         (load_pcrel_sym): Macroize using P.
3486         (save_register_window): Likewise.
3487
3488 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
3489
3490         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3491         ("sordered"): Same.
3492
3493 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
3494
3495         PR C/19472
3496         * c-typeck.c (build_asm_expr): Strip nops off
3497         input memory operands.
3498
3499 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
3500
3501         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3502         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3503         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3504         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3505
3506 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
3507
3508         PR target/19379
3509         * config/i386/i386.c (override_options): If the 80387 is disabled,
3510         then do not return FP values using FP registers.
3511
3512 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3513
3514         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3515         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3516         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3517         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3518         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3519         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3520         output.h, postreload-gcse.c, postreload.c, recog.c,
3521         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3522         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3523         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3524         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3525         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3526         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3527         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3528         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3529
3530         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3531         config/alpha/alpha.c, config/arm/vfp.md,
3532         config/i386/emmintrin.h, config/i386/i386-modes.def,
3533         config/i386/i386-protos.h, config/i386/i386.h,
3534         config/i386/pmmintrin.h, config/i386/ppro.md,
3535         config/i386/predicates.md, config/i386/xmmintrin.h,
3536         config/i860/i860.c, config/ia64/ia64-modes.def,
3537         config/ia64/ia64-protos.h, config/ia64/ia64.h,
3538         config/ia64/ia64.md, config/ia64/itanium1.md,
3539         config/ia64/itanium2.md, config/ia64/predicates.md,
3540         config/iq2000/iq2000.h, config/mips/linux64.h,
3541         config/rs6000/aix41.h, config/rs6000/aix43.h,
3542         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3543         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3544         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3545         config/sparc/linux64.h, config/sparc/litecoff.h,
3546         config/sparc/sp64-elf.h, config/sparc/sparc.c,
3547         config/sparc/sparc.h, config/sparc/sparc.md,
3548         config/sparc/sysv4-only.h: Update copyright.
3549
3550 2005-01-18  Richard Henderson  <rth@redhat.com>
3551
3552         PR target/19496
3553         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3554
3555 2005-01-18  Marc Espie  <espie@openbsd.org>
3556         * config/i386/openbsdelf.h: Typo.
3557
3558 2005-01-18  Richard Henderson  <rth@redhat.com>
3559
3560         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3561         special case for sse.
3562         * config/i386/predicates.md (sse_comparison_operator): Likewise.
3563
3564 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
3565
3566         * tree-inline.c (estimate_num_insns_1): Added cases for
3567         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3568
3569 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
3570
3571         PR rtl-optimization/19296
3572         * combine.c (simplify_comparison): Rewrite the condition under
3573         which a non-paradoxical SUBREG of a PLUS can be lifted when
3574         compared against a constant.
3575
3576 2005-01-18  Andi Kleen <ak@muc.de>
3577
3578         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3579         * c.opt (-Wpointer-sign): Add.
3580         * doc/invoke.texi: (-Wpointer-sign): Add.
3581
3582 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
3583
3584         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3585         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3586         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3587         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3588         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3589         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
3590         for TARGET_MIX_SSE_I387.
3591         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3592         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3593         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3594         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3595         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3596         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
3597         TARGET_MIX_SSE_I387.
3598         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3599         from expander.
3600
3601 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
3602
3603         PR target/19424
3604         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3605         Add movaps alternative for xmm reg->reg move.
3606
3607 2005-01-17  Jeff Law  <law@redhat.com>
3608
3609         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3610         at the end of the main DOM loop rather than just before DOM exits.
3611
3612 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
3613
3614         PR tree-optimization/19121
3615         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3616         adding aliases to a name tag, also add them to the pointer's
3617         type tag.
3618         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3619         sensitive alias info at all.  Only check that the two pointers
3620         have compatible pointed-to sets.
3621         * tree-ssa.c (verify_name_tags): Verify that the alias set of
3622         a pointer's type tag is a superset of the alias set of the
3623         pointer's name tag.
3624
3625 2005-01-17  James E Wilson  <wilson@specifixinc.com>
3626
3627         PR target/19357
3628         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
3629         comment to document why.
3630
3631 2005-01-17  Richard Henderson  <rth@redhat.com>
3632
3633         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3634         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3635         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3636         sse2_vmsminv2df3_finite): New.
3637         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3638         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3639         Force op1 into register.
3640
3641 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
3642
3643         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3644         bubblestrap from always rebuilding build directory.
3645
3646 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
3647
3648         * config/s390/s390.md ("*clc"): Remove incorrect '='.
3649         ("*cmpmem_short"): Likewise.
3650
3651 2005-01-17  Steven Bosscher  <stevenb@suse.de>
3652
3653         * basic-block.h: Document BB_* flags.
3654         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3655         use an sbitmap instead.
3656         * sched-rgn.c (compute_trg_info): Likewise.
3657
3658 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
3659
3660         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
3661         redundant target_cpu_default and extra_parts lines.  Use the default
3662         "from-abi" ISA.
3663         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3664         (SUBTARGET_EXTRA_SPECS): Delete.
3665         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
3666         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3667         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3668         and "n32" for -mabi=n32.
3669
3670 2005-01-17  Ian Lance Taylor  <ian@airs.com>
3671
3672         PR c/5675
3673         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3674         fold constant variables into initial values.
3675
3676 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
3677
3678         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3679
3680         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3681         through the statements backward.
3682
3683 2005-01-17  Ian Lance Taylor  <ian@airs.com>
3684
3685         PR middle-end/13127:
3686         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3687         a variable set to the return value of the inlined function.
3688
3689 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
3690
3691         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3692         when modes are tieable.
3693
3694 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
3695
3696         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3697         of pthread_create to find out if threads are enabled.
3698         * gthr-posix95.h (__gthread_active_p): Likewise.
3699
3700 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
3701
3702         * common.opt (-fnew-ra): Remove.
3703         * ra*.*: Remove.
3704         * toplev.h (flag_new_regalloc): Remove.
3705         * Makefile.in (ra*.*): Don't mention.
3706         * passes.c (rest_of_handle_new_regalloc): Remove.
3707         (rest_of_handle_combine, rest_of_compilation): Always consider
3708         flag_new_regalloc as false.
3709         * doc/invoke.texi: Don't document -fnew-ra.
3710
3711 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
3712
3713         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3714         last parameter to reg_scan.
3715         * loop.c (loop_optimize): Likewise.
3716         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3717         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3718         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3719         rest_of_handle_gcse, rest_of_handle_loop_optimize,
3720         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3721         * regclass.c (reg_scan): Likewise, for the declaration.
3722         * rtl.h (reg_scan): Likewise, for the prototype.
3723
3724 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
3725
3726         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3727         mark_dfs_back_edges.
3728
3729 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
3730
3731         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3732         (compute_avail): Uses don't go in tmp_gen.
3733
3734 2005-01-16  Steven Bosscher  <stevenb@suse.de>
3735
3736         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3737         loop to look for a free slot in a page entry.
3738
3739 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3740
3741         PR target/16304
3742         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3743         * toplev.c (compile_file): Call process_pending_assemble_output_defs
3744         just before targetm.asm_out.file_end.
3745         * tree.h (process_pending_assemble_output_defs): Declare.
3746         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3747         New functions.
3748         (assemble_alias): Defer generation of assembly code for defines when
3749         TARGET_DEFERRED_OUTPUT_DEFS is true.
3750         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3751         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3752         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3753
3754 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3755
3756         PR target/19336
3757         * pa.c (pa_scalar_mode_supported_p): New function.
3758         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3759         * pa.h (MIN_UNITS_PER_WORD): Add comment.
3760
3761         * pa-protos.h (prefetch_operand): Delete.
3762         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3763         * pa.c (prefetch_operand): Delete.
3764         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3765         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3766         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
3767         and prefetch_nocc_operand.
3768         * pa.md (prefetch): Rework to avoid reload problems handling short
3769         displacements when a cache control completer needs to be provided.
3770         (prefetch_32, prefetch_64): Delete.
3771         (prefetch_cc, prefetch_nocc): New patterns.
3772
3773 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
3774
3775         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3776
3777 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3778
3779         PR ada/19388
3780         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3781         exceeds maximum alignment for global common data.
3782         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3783         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3784
3785 2004-01-15  Roger Sayle  <roger@eyesopen.com>
3786
3787         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3788
3789 2004-01-15  Roger Sayle  <roger@eyesopen.com>
3790
3791         * harg-reg-set.h (reg_class_names): Prototype global array.
3792         * regclass.c (reg_class_names): Declare here and initialize to
3793         REG_CLASS_NAMES.
3794         (dump_regclass): Remove local declaration of reg_class_names.
3795         (regclass): Likewise.
3796         * cfg.c (dump_flow_info): Likewise.
3797         * ra-debug.c (reg_class_names): Likewise.
3798         * regrename.c (reg_class_names): Likewise.
3799         * reload.c (reg_class_names): Likewise.
3800         * reload1.c (spill_failure): Likewise.
3801         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3802
3803 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
3804
3805         * config/s390/s390.md ("reload_outti"): Remove predicate for
3806         output operand.  Abort if operand is not a MEM.
3807         ("reload_outdi", "reload_outdf"): Likewise.
3808
3809 2005-01-15  Marc Espie  <espie@openbsd.org>
3810
3811         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3812         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3813         * config/openbsd.h:  Fix C++ includes for native configurations.
3814         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
3815         Add trampoline support.
3816         * config/i386/openbsdelf.h: New.
3817
3818 2005-01-15  Marc Espie  <espie@openbsd.org>
3819
3820         * collect2.c (main): Explicitly parse -dynamic-linker option.
3821
3822 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
3823
3824         PR tree-optimization/19060
3825         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3826         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3827         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3828         and handle extract_range_from_cond returning false.
3829         * fold-const.c (fold): Optimize comparisons with min/max even for
3830         width > HOST_BITS_PER_WIDE_INT.
3831
3832 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
3833
3834         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3835         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3836         Remove little endian multilib variants.
3837         Add mips32 multilib variant.
3838
3839 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
3840
3841         * explow.c (copy_all_reg, stabilize): Remove.
3842         * expr.h: Remove the corresponding prototypes.
3843
3844         * rtlanal.c (regs_set_between_p): Remove.
3845         * rtl.h: Remove the corresponding prototype.
3846
3847 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
3848
3849         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3850         to rs6000_nonimmediate_operand.
3851         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3852         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3853         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3854         rs6000_nonimmediate_operand.
3855         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3856         rs6000_nonimmediate_operand.
3857
3858 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
3859
3860         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3861
3862 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
3863
3864         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3865         on e500v2.
3866         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3867         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3868
3869         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3870         (rs6k_nonimmediate_operand): New.
3871         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3872         correctly.
3873         (legitimate_lo_sum_address_p): Same.
3874         (rs6000_legitimize_address): Same.
3875         (rs6000_legitimize_reload_address): Same.
3876         (rs6000_legitimate_address): Same.
3877         (spe_build_register_parallel): Pass DF and DC modes in a DI
3878         register.
3879
3880         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3881         to rs6k_nonimmediate_operand.
3882
3883         * config/rs6000/spe.md ("*frob_df_di"): New.
3884         ("*frob_di_df"): New.
3885         ("*frob_di_df_2"): New.
3886         ("*mov_sidf_e500_subreg0"): New.
3887         ("*mov_sidf_e500_subreg4"): New.
3888         ("*movdf_e500_double"): Change predicate to
3889         rs6k_nonimmediate_operand.
3890
3891 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
3892
3893         * postreload.c (move2add_note_store): Only call
3894         trunc_int_for_mode on scalar integers.
3895
3896 2005-01-14  Steven Bosscher  <stevenb@suse.de>
3897
3898         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3899         replace BB_VISITED uses.
3900         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3901         (propagate_necessity): Check the bitmap instead of BB_VISITED.
3902         (tree_dce_done): Free visited_control_parents.
3903         (perform_tree_ssa_dce): Allocate and clear it.
3904         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3905         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
3906         instead of BB_VISITED.
3907
3908 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
3909
3910         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3911         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3912         Remove unused prototypes.
3913
3914 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
3915
3916         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3917         64-bit register usage.
3918         (spe_func_has_64bit_regs_p): Add FIXME note.
3919
3920 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
3921
3922         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3923         flag_finite_math_only with flag_unsafe_math_optimizations.
3924
3925 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
3926
3927         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3928         end-of-stack check.
3929         (__tpf_eh_return): Copy TPF private stack area from the module
3930         boundary stack frame.  Add check for when module addresses are
3931         equal, but no stub address is found.
3932
3933 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
3934
3935         PR target/7525
3936         * arm.h (struct machine_function): Add call_via field.
3937         (thumb_call_via_label): Declare.
3938         * arm.c (thumb_call_via_label): New variable.
3939         (thumb_call_reg_needed): New variable.
3940         (arm_output_function_epilogue): For Thumb code, output any per-function
3941         call-indirect trampolines.
3942         (thumb_call_via_reg): New function.
3943         (arm_file_end): New function.
3944         (TARGET_ASM_FILE_END): Call arm_file_end.
3945         (aof_file_end): Likewise.
3946         * arm-protos.h (thumb_call_via_reg): Declare.
3947         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3948         thumb_call_via_reg in normal case.
3949
3950 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
3951
3952         PR middle-end/19084
3953         PR rtl-optimization/19348
3954         * recog.c (peephole2_optimize): Do global life update if some peephole
3955         decides it doesn't need at least one of its inputs and that change
3956         influences liveness at the start of the basic block.
3957
3958         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3959         arguments instead of 1.
3960
3961 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
3962
3963         PR middle-end/18820
3964         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3965         zero for nested functions needing a static chain or functions
3966         with a non-constant address.
3967
3968 2005-01-13  Roger Sayle  <roger@eyesopen.com>
3969
3970         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3971         (and (sign_extend X) C) into (zero_extend (and X C)).
3972
3973 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
3974
3975         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
3976
3977 2005-01-13  Richard Henderson  <rth@redhat.com>
3978
3979         PR target/19009
3980         PR target/19250
3981         PR target/19252
3982         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3983         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3984         not just TARGET_SSE.
3985         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
3986         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3987         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3988         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3989         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3990         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3991         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3992         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3993         (movdicc_c_rex64): Rename with '*'.
3994         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3995         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3996         (movsfcc_1_387): Rename from movsfcc_1.
3997         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3998         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3999         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4000         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4001         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4002         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4003         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4004         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4005         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4006         sse_movdfcc_const0_4): Remove.
4007         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4008         recognize min/max early.  Update for changed sse cmove patterns.
4009         (ix86_split_sse_movcc): New.
4010         * config/i386/i386-protos.h: Update.
4011
4012 2005-01-13  Steven Bosscher  <stevenb@suse.de>
4013
4014         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4015         (fix_stmt_v_may_defs): Likewise.
4016
4017 2005-01-13  Richard Henderson  <rth@redhat.com>
4018
4019         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4020         for converting the mask.
4021
4022 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
4023
4024         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4025         definition to 600.
4026
4027 2005-01-13  Richard Henderson  <rth@redhat.com>
4028
4029         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4030         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4031         IX86_BUILTIN_MOVDQ2Q): Remove.
4032         (IX86_BUILTIN_VEC_EXT_V4SI): New.
4033         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4034         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4035         shuffling.
4036         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4037         (sse2_pextrw): Fix immediate constraint.
4038         (sse2_loadq, sse2_loadq_rex64): Remove.
4039         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4040         Use __builtin_ia32_vec_ext_<size>.
4041         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4042
4043 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
4044
4045         * function.c (assign_parm_setup_block): Look inside original
4046         entry_parm when inspecting PARALLEL.
4047
4048 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
4049             Joel Sherrill  <joel@oarcorp.com>
4050
4051         PR target/19399
4052         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4053         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4054         rtems_gxx_recursive_mutex_init.
4055         (__gthread_recursive_mutex_lock): New function.
4056         (__gthread_recursive_mutex_trylock): Likewise.
4057         (__gthread_recursive_mutex_unlock): Likewise.
4058
4059 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
4060
4061         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4062
4063 2005-01-13  Jan Beulich  <jbeulich@novell.com>
4064
4065         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4066         (ashrti3_internal): Indicate output is early clobber. Generate result
4067         into output rather than first input. Use move for low word of output
4068         if shift count is exactly 64.
4069         (lshrti3_internal): Likewise.
4070
4071 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
4072
4073         PR target/18329
4074         PR target/18330
4075         * reload1.c (delete_output_reload): Don't delete an output reload
4076         if the pseudo lives longer than a single basic block.  Adjust and
4077         improve wording of comment.
4078
4079 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
4080
4081         PR target/19334
4082         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4083         of TYPE_SIZE where we mean the number of bytes.
4084
4085 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
4086
4087         * function.c (assign_parm_setup_block): Relax condition on
4088         multi-register optimization.
4089
4090 2005-01-12  Nick Clifton  <nickc@redhat.com>
4091
4092         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4093         an "in_delay_slot" attribute of "no" to prevent them being used in
4094         delay slots.  This is forbidden because they might generate
4095         exceptions.
4096
4097 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
4098
4099         PR target/19389
4100         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4101         with r->Y and Y->r.
4102
4103 2005-01-12  Nick Clifton  <nickc@redhat.com>
4104
4105         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4106         passed on to GAS) but do not define, as GAS no longer supports or
4107         needs the -m2000 option.
4108
4109 2005-01-11  Roger Sayle  <roger@eyesopen.com>
4110
4111         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4112         type as args of unprototyped builtins aren't automatically promoted.
4113         (fold_builtin_abs): Likewise.
4114
4115 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4116
4117         * Makefile.in: Set a `build-warn' variable.
4118
4119 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
4120
4121         PR tree-optimization/17949
4122         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4123         (find_interesting_uses_address): Use it.
4124
4125 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
4126
4127         * regrename.c (kill_value): Handle subreg's that won't simplify.
4128
4129 2005-01-11  Richard Henderson  <rth@redhat.com>
4130
4131         PR target/13366
4132         * config/i386/i386.h (enum ix86_builtins): Move ...
4133         * config/i386/i386.c: ... here.
4134         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4135         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4136         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4137         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4138         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
4139         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4140         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4141         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4142         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4143         IX86_BUILTIN_LOADDDUP): Remove.
4144         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4145         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4146         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4147         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4148         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4149         (ix86_init_builtins): Make static.
4150         (ix86_init_mmx_sse_builtins): Update for changed builtins.
4151         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4152         if all the modes match.  Otherwise, fake it.
4153         (get_element_number, ix86_expand_vec_init_builtin,
4154         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4155         (ix86_expand_builtin): Make static.  Update for changed builtins.
4156         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4157         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
4158         (ix86_expand_vector_init_duplicate): New.
4159         (ix86_expand_vector_init_low_nonzero): New.
4160         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4161         Split out from ix86_expand_vector_init; handle integer modes.
4162         (ix86_expand_vector_init): Use them.
4163         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4164         * config/i386/i386-protos.h: Update.
4165         * config/i386/predicates.md (reg_or_0_operand): New.
4166         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4167         (movv2sf_internal): Likewise.  And a splitter to match them all.
4168         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4169         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4170         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4171         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4172         (mmx_pinsrw): Fix operand ordering.
4173         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4174         rather than sse_loadss expander.
4175         (movv2df splitter): Similarly.
4176         (sse_loadss, sse_loadlss): Remove.
4177         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4178         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4179         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4180         (sse3_movddup): Rename with '*'.
4181         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4182         (sse2_loadsd): Remove.
4183         (vec_dupv2df_sse3): Rename from sse3_loadddup.
4184         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4185         (sse2_pinsrw): Fix argument ordering.
4186         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4187         (sse2_stored): Remove 'r' destination.
4188         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4189         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4190         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4191         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4192         vec_extractv16qi, vec_initv16qi): New.
4193
4194         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4195         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4196         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4197         constructor form.
4198         (_mm_load_pd, _mm_store_pd): Use plain dereference.
4199         (_mm_load_si128, _mm_store_si128): Likewise.
4200         (_mm_load1_pd): Use _mm_set1_pd.
4201         (_mm_load_sd): Use _mm_set_sd.
4202         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4203         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4204         (_mm_set_epi64): Use _mm_set_epi64x.
4205         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4206         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4207         _mm_setr_epi8): Use _mm_set_foo form.
4208         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4209         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4210         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4211         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4212         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4213         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4214         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4215         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4216         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4217         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4218         (_mm_movedup_pd): Use _mm_shuffle_pd.
4219         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4220         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4221         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4222         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4223         Use _mm_setzero_ps.
4224         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4225         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4226         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4227         (_mm_store_ps): Use raw dereference.
4228         (_mm_store1_ps): Use _mm_storeu_ps.
4229         (_mm_storer_ps): Use _mm_store_ps.
4230         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4231         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4232
4233 2005-01-11  Stan Shebs  <shebs@apple.com>
4234
4235         * config/rs6000/rs6000.c (machopic_output_stub): Issue
4236         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4237
4238 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
4239
4240         PR target/18761
4241         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4242         Skip all DECLs except for FIELD_DECLs.
4243
4244 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
4245
4246         * config/s390/s390.c (override_options): Return error if
4247         -mbackchain, -mpacked-stack and -mhard-float are used together.
4248         (s390_va_start): Remove the backchain && packed-stack special case.
4249         (s390_gimplify_va_arg): Likewise.
4250         * doc/invoke.texi: Remove the ABI incompatibility note.
4251
4252 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
4253
4254         * config/s390/s390.c (struct s390_frame_layout): Remove
4255         save_backchain_p.
4256         (s390_frame_info, s390_emit_prologue): Replace occurrences of
4257         save_backchain_p with TARGET_BACKCHAIN.
4258
4259 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
4260
4261         PR target/18916
4262         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4263         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4264         * function.c (locate_and_pad_parm): Set new field.
4265         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4266         Tweak where_pad test to include "none".  Always set mem align for
4267         stack_parm.
4268         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4269         not sufficient for type.
4270         (assign_parm_setup_block): If stack_parm is zero on entry, always
4271         make a new stack local.  Block move old stack parm if necessary
4272         to new aligned stack local.
4273         (assign_parm_setup_stack): Use a block move to handle
4274         potentially misaligned entry_parm.
4275         (assign_parms_unsplit_complex): Specify required alignment when
4276         creating stack local.
4277         * calls.c (compute_argument_addresses): Override alignment of stack
4278         arg calculated from its type with the alignment given by
4279         FUNCTION_ARG_BOUNDARY.
4280         (store_one_arg): Likewise.
4281
4282 2005-01-11  Jan Beulich  <jbeulich@novell.com>
4283
4284         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4285         Change respective itanium_class attribute to ialu.
4286         (shladdp4_internal): New.
4287         * config/ia64/predicates.md (shladd_log2_operand): New.
4288
4289 2005-01-11  Richard Henderson  <rth@redhat.com>
4290
4291         * expr.c (store_constructor): Use rtvec_alloc instead of
4292         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4293
4294 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
4295
4296         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4297
4298 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
4299
4300         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4301         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4302         (TARGET_RWRELOC): Define.
4303         (ia64_rwreloc_section_type_flags): Delete.
4304         (ia64_section_type_flags): New function.
4305         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4306         (TARGET_RWRELOC): Define.
4307
4308 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
4309
4310         PR target/18987
4311         * config/ia64/ia64.c (process_set): For alloc insn, only call
4312         process_epilogue is !frame_pointer_needed.
4313
4314 2005-01-10  Roger Sayle  <roger@eyesopen.com>
4315
4316         PR c++/19355
4317         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4318         unary operator and can't be treated as a binary/comparison operator.
4319
4320 2005-01-10  Richard Henderson  <rth@redhat.com>
4321
4322         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4323         (ix86_return_in_memory): Likewise.
4324         (function_arg_advance):  Likewise.  Mirror structure in function_arg
4325         for choosing register to advance.
4326
4327 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
4328
4329         * tree-vectorizer.c, tree.def: Fix comment typos.
4330
4331 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
4332
4333         * config/s390/s390.c (struct processor_costs): 4 new fields:
4334         ddbr, ddr, debr, der.
4335         (s390_rtx_costs): More precise handling of divide instructions.
4336
4337 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
4338
4339         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4340
4341 2005-01-10  Jan Beulich  <jbeulich@novell.com>
4342
4343         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4344         names resulting from -ffunction-sections/-fdata-sections and linkonce
4345         ones.
4346         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4347         based on the section name. Rearrange the section name comparison logic
4348         slightly so that each section name is compared against at most once.
4349
4350 2005-01-10  Ben Elliston  <bje@au.ibm.com>
4351
4352         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4353         targets for which -fPIC reduces limitations on the GOT size.
4354
4355 2005-01-09  Falk Hueffner  <falk@debian.org>
4356
4357         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4358         X/C1 cmpop C2.
4359
4360 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
4361
4362         PR target/18720
4363         * collect2.c (main): Set aixrtl_flag for -brtl option.
4364         (resolve_lib_name): Search for .so file extension before .a
4365         if aixrtl_flag set.
4366
4367 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
4368
4369         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4370         (vect_analyze_data_refs_alignment): Add dump prints.
4371
4372 2005-01-09  Ira Rosen  <irar@il.ibm.com>
4373
4374         * tree-vectorizer.c (vect_analyze_offset_expr): Use
4375         expr_invariant_in_loop_p.
4376         Initialize outputs first thing in the function.
4377         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4378         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4379         (vect_analyze_pointer_ref_access): Check that the initial condition of
4380         the access function is loop invariant.
4381
4382 2005-01-09  Richard Henderson  <rth@redhat.com>
4383
4384         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4385         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
4386         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
4387         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4388         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4389         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4390         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4391         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4392         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4393         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4394         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4395         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4396         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4397         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4398         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4399         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4400         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4401         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4402         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4403         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4404         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4405         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4406         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4407         mmx_ prefix.
4408         (mmx_clrdi, pavgusb): Remove.
4409         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4410         with leading sse_ prefix.
4411         * config/i386/sse.md: Receive them.
4412         * config/i386/mmx.md: New file.
4413         (MMXMODE12, MMXMODE24, mmxvecsize): New.
4414         (subrv2sf3): Turn into expander for normal subtraction.
4415         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4416         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4417         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4418         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4419         commutative; use ix86_binary_operator_ok.
4420         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4421         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4422         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4423         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4424         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4425         Macroize from existing patterns; use ix86_binary_operator_ok.
4426         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4427         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4428         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
4429         with vec_select+vec_concat.
4430         (mmx_pshufw, mmx_pshufw_1): Likewise.
4431         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
4432         (mmx_uavgv4hi3): Model correctly.
4433         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4434         _mm_xor_si64): Remove casts.
4435
4436 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
4437
4438         PR tree-optimization/19224
4439         * tree-scalar-evolution.c (get_instantiated_value,
4440         set_instantiated_value): New functions.
4441         (instantiate_parameters_1): Cache the results.
4442         (instantiate_parameters, resolve_mixers): Initialize and free
4443         the cache.
4444
4445 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
4446
4447         * config/i386/i386.md (addhi_4): Correct reference in comment.
4448         (addqi_4): Same.
4449
4450 2005-01-08  Richard Henderson  <rth@redhat.com>
4451
4452         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4453         (_mm_cvtsi128_si64x): Likewise.
4454         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4455         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4456         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4457         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4458         * config/i386/i386-protos.h: Update.
4459         * config/i386/i386.c (print_operand): Add 'H'.
4460         (ix86_fixup_binary_operands): Split out from ...
4461         (ix86_expand_binary_operator): ... here.
4462         (ix86_fixup_binary_operands_no_copy): New.
4463         (ix86_expand_fp_absneg_operator): Handle vector mode results.
4464         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4465         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4466         (safe_vector_operand): Use CONST0_RTX.
4467         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4468         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4469         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
4470         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
4471         special cases.
4472         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4473         (IX86_BUILTIN_CMPNGESS): New.
4474         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4475         (attr type): Add sselog1.
4476         (attr unit, attr memory): Handle it.
4477         (movti, movti_internal, movti_rex64): Move near other integer moves.
4478         (movtf, movtf_internal): Move near other fp moves.
4479         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4480         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4481         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4482         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4483         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4484         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4485         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4486         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4487         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4488         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4489         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4490         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4491         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4492         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4493         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4494         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4495         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4496         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4497         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4498         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4499         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4500         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4501         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4502         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4503         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4504         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4505         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4506         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4507         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4508         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4509         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4510         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4511         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4512         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4513         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4514         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4515         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4516         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4517         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4518         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4519         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4520         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4521         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
4522         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4523         same time.
4524         (SSEPUSH, push<SSEPUSH>): Remove.
4525         (MMXPUSH, push<MMXPUSH>): Remove.
4526         (sse_movaps, sse_movaps_1, sse_movups): Remove.
4527         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4528         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4529         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4530         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4531         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4532         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4533         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4534         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4535         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4536         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4537         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
4538         (ppro_sse_log_V4SF): Handle sselog1.
4539         * config/i386/predicates.md (const_0_to_1_operand): New.
4540         (const_0_to_255_mul_8_operand): New.
4541         (const_1_to_31_operand): Rename from const_int_1_31_operand.
4542         (const_2_to_3_operand, const_4_to_7_operand): New.
4543         * config/i386/sse.md: New file.
4544         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4545         (sse_movups): Rename from sse_movups_1.
4546         (sse_loadlss): Rename from sse_loadss_1.
4547         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4548         from the name.
4549         (negv4sf2): Use ix86_expand_fp_absneg_operator.
4550         (absv4sf2, negv2df, absv2df): New.
4551         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4552         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4553         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4554         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4555         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4556         (sse3_addsubv4sf3): Model correctly.
4557         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4558         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4559         (sse_movhlps): Model with vec_select+vec_concat.
4560         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4561         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4562         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4563         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4564         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4565         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4566         sse2_pshufhw_1): Likewise.
4567         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4568         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4569         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4570         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4571         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4572         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4573         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4574         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4575         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4576         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4577         sminv8hi3): Mark commutative
4578         operands.  Use ix86_binary_operator_ok.
4579         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4580         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4581         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4582         sse2_punpcklqdq): Allow operand2 in memory.
4583         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4584         sse2_movsd): Add memory alternatives.
4585         (sse_storelps): Turn expander into an insn; split after reload.
4586         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4587         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4588
4589 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
4590
4591         * configure.ac (DWARF-2 debug_line): Use objdump.
4592         * configure: Regenerate.
4593
4594 2005-01-08  Jeff Law  <law@redhat.com>
4595             Diego Novillo  <dnovillo@redhat.com>
4596
4597         PR tree-optimization/18241
4598         * tree-nrv.c (tree_nrv): Ignore volatile return values.
4599         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4600         statements with volatile operands.
4601         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4602         operands after marking a statement with has_volatile_ops.
4603
4604 2005-01-08  Roger Sayle  <roger@eyesopen.com>
4605
4606         * tree.c (int_fits_type_p): Always honor integer constant
4607         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4608
4609 2005-01-08  Roger Sayle  <roger@eyesopen.com>
4610
4611         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4612         the latent bug in rtl_delete_block has been resolved.
4613
4614 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
4615
4616         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4617         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4618
4619 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
4620
4621         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4622         library as @multilib_dir@/$(SHLIB_SONAME).
4623
4624 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
4625
4626         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4627         * configure: Regenerate.
4628
4629 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
4630
4631         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4632         TYPE_MODE.
4633
4634 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
4635
4636         PR target/13674
4637         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4638         Convert non-word aligned offset address using ld/std into
4639         indirect address.
4640
4641 2005-01-07  Richard Henderson  <rth@redhat.com>
4642
4643         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4644
4645 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
4646
4647         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4648
4649 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
4650
4651         PR tree-optimization/19283
4652         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4653         is not shorter than the original type.
4654
4655         PR rtl-optimization/19012
4656         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4657
4658         PR rtl-optimization/18861
4659         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4660         (FULL_STATE): Define.
4661         (mark_tablejump_edge): New function.
4662         (purge_dead_tablejump_edges): New function.
4663         (find_bb_boundaries): Use it.
4664
4665         PR tree-optimization/18828
4666         * builtins.c (expand_builtin_next_arg): Remove argument and all
4667         the argument checking.
4668         (expand_builtin): Adjust caller.
4669         (expand_builtin_va_start): Likewise.  Remove error for too many
4670         arguments.
4671         (fold_builtin_next_arg): Issue error for too many arguments.
4672         After checking arguments, replace them with magic arguments that
4673         prevent further checking of the args.
4674
4675 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4676
4677         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4678
4679 2005-01-06  Roger Sayle  <roger@eyesopen.com>
4680
4681         PR target/6077
4682         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4683         and %{.S:...} (and their negative variants) to test whether the
4684         input file is assembler or pre-processed-assembler independent of
4685         the actual filename extension.
4686
4687 2005-01-06  Roger Sayle  <roger@eyesopen.com>
4688
4689         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4690         of sign or zero extended values.
4691
4692 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
4693
4694         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4695         for IBM long double format correctly.
4696
4697 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
4698
4699         Fix PR tree-optimization/18792
4700
4701         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4702         to first_loop_depth, and use loop depth instead of loop number.
4703         (build_classic_dir_vector): Ditto.
4704         (compute_data_dependences_for_loop): Use depth, not loop number.
4705         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4706         number. Pass in loops, instead of loop numbers.
4707         (gather_interchange_stats): Ditto.
4708         (linear_transform_loops): Ditto.
4709
4710 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
4711
4712         PR rtl-opt/13299
4713         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4714         biv_fits_mode_p, extension_within_bounds_p): New functions.
4715         (check_ext_dependent_givs): Use them.
4716
4717 2005-01-06  Roger Sayle  <roger@eyesopen.com>
4718
4719         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4720         more than one barrier, in which case we should delete them all.
4721
4722 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
4723
4724         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4725
4726 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
4727
4728         Fix PR middle-end/19286
4729         Fix PR debug/19267
4730         * dwarf2out.c (gen_subprogram_die): If we've already tried to
4731         output this subprogram, simply ignore this attempt to do it again.
4732         (add_abstract_origin_attribute): Don't abort trying to add the abstract
4733         origin attribute if it's not possible.
4734         (gen_block_die): Don't ignore subblocks of "unused" blocks.
4735         (decls_for_scope): Ditto.
4736         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4737         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4738
4739 2005-01-05  Richard Henderson  <rth@redhat.com>
4740
4741         PR target/11327
4742         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4743         (bdesc_2arg): Use it.
4744         (ix86_expand_binop_builtin): Force operands into registers
4745         when optimizing.
4746         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4747         ix86_expand_sse_compare, ix86_expand_sse_comi,
4748         ix86_expand_builtin): Likewise.
4749
4750 2005-01-05  Richard Henderson  <rth@redhat.com>
4751
4752         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4753         and VEC_SELECT.
4754         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4755         (mulv4hi3): Set itanium_class mmmul.
4756         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4757         (fpack): Rename from fpack_sfsf.
4758
4759 2005-01-05  Richard Henderson  <rth@redhat.com>
4760
4761         PR rtl-opt/10692
4762         * reload1.c (do_input_reload): Restrict the optimization deleteing
4763         a previous output reload to RELOAD_FOR_INPUT.
4764
4765 2005-01-05  Steven Bosscher  <stevenb@suse.de>
4766
4767         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
4768         comment that we fall through after case.
4769         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4770         (distribute_links): Likewise.
4771         * cse.c (cse_insn): Likewise.
4772         * cselib.c (cselib_invalidate_mem): Likewise.
4773         * df.c: Update comments at the top of the file.
4774         (read_modify_subreg_p): Update comments here too.
4775         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4776         * flow.c (mark_set_1): Likewise.
4777         (mark_used_regs): Likewise.
4778         * gcse.c (mems_conflict_for_gcse_p): Likewise.
4779         (canon_list_insert): Likewise.
4780         (mark_set): Likewise.
4781         (try_replace_reg): Likewise.
4782         (store_killed_in_insn): Likewise.
4783         * loop.c (count_one_set): Likewise.
4784         (basic_induction_var): Likewise.
4785         * postreload-gcse.c (find_mem_conflicts): Likewise.
4786         * postreload.c (reload_combine_note_store): Likewise.
4787         (move2add_note_store): Likewise.
4788         * reload.c (find_equiv_reg): Likewise.
4789         (mark_referenced_resources): Likewise.
4790         * rtlanal.c (set_noop_p): Likewise.
4791         (note_stores): Likewise.
4792         (note_uses): Likewise.
4793         * sched-deps.c (sched_analyze_1): Likewise.
4794         * sched-rgn.c (check_live_1): Likewise.
4795         (update_live_1): Likewise.
4796         * config/i860/i860.c: Likewise.
4797
4798         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4799         an lvalue.
4800         (ZERO_EXTRACT): Mention that this one can be an lvalue.
4801
4802         * doc/rtl.texi: Update documentation for bit-fields and SET.
4803
4804 2005-01-05  Roger Sayle  <roger@eyesopen.com>
4805
4806         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4807
4808 2005-01-05  Jan Hubicka  <jh@suse.cz>
4809             Richard Henderson  <rth@redhat.com>
4810
4811         PR target/18910
4812         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4813         with an offset.
4814
4815 2005-01-05  Richard Henderson  <rth@redhat.com>
4816
4817         PR target/12902
4818         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4819         (sse_shufps): Change operand 3 to const_int_operand.
4820         (sse2_storelps): Fix typo in template.
4821         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4822         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4823         (ix86_expand_builtin): Likewise.
4824
4825 2005-01-05  Julian Brown  <julian@codesourcery.com>
4826
4827         * config/arm/arm.c (arm_return_in_memory): Treat complex types
4828         as aggregates for AAPCS ABIs.
4829
4830 2005-01-05  Stan Shebs  <shebs@apple.com>
4831
4832         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4833         Mach-O getters if ppc64.
4834         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4835         size argument.
4836         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4837         signed four-byte field for global code case.
4838         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4839
4840 2005-01-05  Roger Sayle  <roger@eyesopen.com>
4841
4842         PR middle-end/19100
4843         * c-common.c: Include real.h.
4844         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4845         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4846         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4847         * Makefile.in (c-common.o): Update dependencies.
4848
4849 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
4850
4851         * c-parse.in (asm_string): Add trailing semicolon.
4852
4853 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
4854
4855         * c-parse.in (asm_string): New.  Don't allow wide strings in
4856         'asm'.
4857         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4858         asm_string instead of STRING.
4859
4860 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
4861
4862         * c-typeck.c (constructor_no_implicit): Remove.
4863         (set_designator, process_init_element): Don't check
4864         constructor_no_implicit.
4865
4866 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
4867             Kaz Kojima  <kkojima@gcc.gnu.org>
4868
4869         PR target/16482
4870         * lcm.c (create_pre_exit): New.
4871         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4872         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
4873
4874 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
4875
4876         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4877         -msoft-float in target_float_switch.
4878         * arm.c (arm_override_options): Fix processing of target_float_switch.
4879
4880 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
4881
4882         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4883         preferencing.
4884
4885 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
4886
4887         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4888         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4889
4890 2005-01-04  Roger Sayle  <roger@eyesopen.com>
4891
4892         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4893         if deleting the then-block allows the test-block to fallthru to the
4894         else-block.
4895
4896 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
4897
4898         PR c/19152
4899         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4900         after the full declaration if the are in two different TUs.
4901
4902 2005-01-04  Richard Henderson  <rth@redhat.com>
4903
4904         PR tree-opt/19158
4905         * tree-sra.c (generate_one_element_init): Just
4906         call gimplify_and_add.
4907         (generate_element_init): Record the
4908         new referenced variables and mark them for renaming
4909         and split out to ...
4910         (generate_element_init_1): This.
4911         (scalarize_init): Don't call push_gimplify_context/
4912         pop_gimplify_context.
4913
4914 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
4915
4916         * toplev.c (get_src_pwd): Handle failure of getpwd().
4917
4918 2005-01-04  Roger Sayle  <roger@eyesopen.com>
4919
4920         * fold-const.c (fold_single_bit_test): Delete unreachable handling
4921         of TRUTH_NOT_EXPR.
4922         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4923         all the cases handled by it are inverted by invert_truthvalue.
4924
4925 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
4926
4927         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4928         (save_register_windowsi): Likewise.
4929
4930 2005-01-04  Richard Henderson  <rth@redhat.com>
4931
4932         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4933
4934 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
4935
4936         PR middle-end/17767
4937         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4938         any simplifications of vector mode comparison operators.
4939         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4940
4941 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
4942             Devang Patel  <dpatel@apple.com>
4943
4944         PR tree-optimization/18308
4945         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4946         the operands before creating a new expression.
4947         * dojump.c (do_jump): Make drop_through_label available
4948         for all cases.  Add expansion of COND_EXPR.
4949
4950 2005-01-04  Ira Rosen  <irar@il.ibm.com>
4951
4952         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4953         INTEGER_CST instead of TREE_CONSTANT.
4954         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4955         instead of TREE_CONSTANT.
4956         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4957         instead of TREE_CONSTANT.
4958
4959 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
4960
4961         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4962
4963 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
4964
4965         PR target/19240
4966         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4967         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4968
4969 2005-01-03  Richard Henderson  <rth@redhat.com>
4970
4971         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4972         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4973         fold_convert_const_real_from_real): Split out from ...
4974         (fold_convert_const): ... here.
4975
4976 2005-01-03  Richard Henderson  <rth@redhat.com>
4977
4978         PR target/19235
4979         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4980         (mov<MMXMODEI>_internal): Likewise.
4981         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4982         Add V2SF case; use it for SSE1; don't use TI.
4983         (movdf_integer): Likewise.
4984         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4985
4986 2005-01-03  Ira Rosen  <irar@il.ibm.com>
4987
4988         * tree-vectorizer.c (vect_strip_conversions): New function.
4989         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4990         check for binary class.
4991
4992 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
4993
4994         Fix PR debug/17924
4995         Fix PR debug/19191
4996         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4997         is a decl.
4998         * gimple-low.c (mark_blocks_with_used_vars): New function.
4999         (mark_blocks_with_used_subblocks): Ditto.
5000         (mark_used_blocks): Ditto.
5001         (pass_mark_used_blocks): New pass.
5002         * tree-inline.c: Include debug.h.
5003         (expand_call_inline): Call outlining_inline_function here.
5004         * tree-optimize.c (init_tree_optimization_passes): Add
5005         pass_mark_used_blocks.
5006         * tree-pass.h (pass_mark_used_blocks): New.
5007         * Makefile.in (tree-inline.o): Add debug.h dependency.
5008
5009 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
5010
5011         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5012         VAR_DECLs to have weak_import attribute.
5013
5014         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5015         'struct ucontext'.
5016
5017 2004-01-03  Steven Bosscher  <stevenb@suse.de>
5018
5019         * passes.c (rest_of_compilation): Don't run regmove if only
5020         flag_expensive_optimizations, require flag_regmove instead.
5021
5022 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
5023
5024         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5025         register "sparc".
5026         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5027         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5028         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5029         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5030
5031 2005-01-03  Richard Henderson  <rth@redhat.com>
5032
5033         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5034         (ia64_const_ok_for_letter_p): New.
5035         (ia64_const_double_ok_for_letter_p): New.
5036         (ia64_extra_constraint): New.
5037         (ia64_expand_vecint_compare): New.
5038         (ia64_expand_vcondu_v2si): New.
5039         (ia64_expand_vecint_cmov): New.
5040         (ia64_expand_vecint_minmax): New.
5041         (ia64_print_operand): Add 'v'.
5042         (ia64_preferred_reload_class): New.
5043         (ia64_vector_mode_supported_p): New.
5044         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5045         (PREFERRED_RELOAD_CLASS): Move to function.
5046         (CONST_OK_FOR_LETTER_P): Move to function.
5047         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5048         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5049         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5050         (EXTRA_CONSTRAINT): Move to function.
5051         * config/ia64/ia64.md: Include vect.md.
5052         (itanium_class): Add mmalua.
5053         (type): Handle it.
5054         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
5055         (1b_mmalua): New.
5056         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5057         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5058         CONST0_RTX.
5059         (const_int_2bit_operand): New.
5060         (fr_reg_or_0_operand): New.
5061         * config/ia64/ia64-modes.def: Add vector modes.
5062         * config/ia64/ia64-protos.h: Update.
5063         * config/ia64/vect.md: New file.
5064
5065 2005-01-03  Richard Henderson  <rth@redhat.com>
5066
5067         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5068
5069 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
5070
5071         PR target/19236
5072         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5073         to SFmode.
5074         (log1pdf2): Change mode of operands[0,1] to DFmode.
5075
5076 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
5077
5078         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5079         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5080         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5081         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5082         SPARC_RELAXED_ORDERING.
5083
5084 2005-01-03  Richard Henderson  <rth@redhat.com>
5085             Uros Bizjak  <uros@kss-loka.si>
5086
5087         PR target/14631
5088         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5089         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5090         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5091         handling.
5092         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5093         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5094         const_pow2_1_to_128_operand): New predicates.
5095
5096 2005-01-02  Greg McGary  <greg@mcgary.org>
5097
5098         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5099         anonymous decls.
5100         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5101         object.  [ptr_type]: Remove unused variable.
5102         Remember nearest addressable array-element or record-component
5103         when checking bitfield components.  Tolerate empty BIND_EXPR.
5104
5105 2005-01-01  Richard Henderson  <rth@redhat.com>
5106
5107         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5108         that don't narrow the value.  Fail for other conversions.
5109
5110 2005-01-01  Richard Henderson  <rth@redhat.com>
5111
5112         PR c/19031
5113         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5114         * c-lang.c (finish_file): Don't do it here.
5115         * objc/objc-act.c (objc_finish_file): Likewise.
5116
5117         * cgraph.c (decl_assembler_name_equal): New.
5118         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5119         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5120         * cgraph.h (struct cgraph_varpool_node): Add next.
5121         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5122         * varasm.c (assemble_alias): Mark the target as needed.
5123
5124 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
5125
5126         PR middle-end/19221
5127         * function.c (get_arg_pointer_save_area): Use entry_of_function
5128         instead of get_insns.
5129
5130 2005-01-01  Roger Sayle  <roger@eyesopen.com>
5131             Andrew Pinski  <pinskia@physics.uc.edu>
5132             James E. Wilson  <wilson@specifixinc.com>
5133
5134         PR rtl-optimization/12092
5135         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5136         is zero.
5137
5138 2005-01-01  Roger Sayle  <roger@eyesopen.com>
5139             Olivier Hainque  <hainque@act-europe.fr>
5140
5141         * tree.c (int_fits_type_p): A narrower type always fits in a
5142         wider one, except for negative values into unsigned types.
5143
5144 2005-01-01  Roger Sayle  <roger@eyesopen.com>
5145
5146         * tree.c (int_fits_type_p): Compare the result of force_fit_type
5147         with the original constant rather than require TREE_OVERFLOW.
5148
5149 2005-01-01  Steven Bosscher  <stevenb@suse.de>
5150
5151         PR middle-end/17544
5152         * c-decl.c (finish_function): If compiling C99, annotate the
5153         compiler generated return with the current file name and line 0.
5154         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5155         the source line is greater than 0.
5156         (remove_bb): Likewise.
5157
5158 See ChangeLog.12 for earlier changes.