gcc/ChangeLog

   1 2010-01-11  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
   2
   3         * config/avr/avr.h (LINKER_NAME): Remove.
   4
   5 2010-01-11  Janis Johnson  <janis187@us.ibm.com>
   6
   7         PR target/42416
   8         * config/rs6000/rs6000.c (rs6000_override_options): On targets
   9         that support VSX, warn for -mno-altivec if vsx is not disabled,
  10         and disable vsx.
  11
  12 2010-01-11  Joseph Myers  <joseph@codesourcery.com>
  13             Shujing Zhao  <pearly.zhao@oracle.com>
  14
  15         PR translation/42469
  16         * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
  17         fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
  18         character between option name and help text.
  19         * c.opt (imultilib): Likewise.
  20
  21 2010-01-10  Rafael Avila de Espindola  <espindola@google.com>
  22
  23         * lto-streamer-out.c (output_unreferenced_globals): Output static
  24         variables.
  25
  26 2010-01-10  Steven Bosscher  <steven@gcc.gnu.org>
  27
  28         PR rtl-optimization/42621
  29         * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
  30         optimizing for size.
  31         (duplicate_computed_gotos): Remove now-redundant check.
  32
  33 2010-01-10  Steve Ellcey  <sje@cup.hp.com>
  34
  35         PR target/37454
  36         * configure.ac: Save and restore LDFLAGS and LIBS
  37         * configure: Regenerate.
  38
  39 2010-01-10  Richard Guenther  <rguenther@suse.de>
  40
  41         PR middle-end/42667
  42         * builtins.c (fold_builtin_strlen): Add type argument and
  43         convert the resulting length to it.
  44         (fold_builtin_1): Adjust.
  45
  46 2010-01-09  Jakub Jelinek  <jakub@redhat.com>
  47
  48         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
  49         sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
  50         1 insn.
  51         (num_insns_constant_wide): Adjust for that change.
  52
  53 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
  54
  55         PR debug/42631
  56         * web.c (union_defs): Add used argument, to combine uses of
  57         uninitialized regs.
  58         (entry_register): Adjust type and tests of used argument.
  59         (web_main): Widen used for new use.  Pass it to union_defs.
  60         * df.h (union_defs): Adjust prototype.
  61
  62 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
  63
  64         PR debug/42630
  65         * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
  66         uses in new incoming argument.  Free body.
  67         (reset_debug_uses_in_loop): New.
  68         (analyze_insn_to_expand_var): Call the latter if the former found
  69         anything.  Fix whitespace.  Reject invalid dest overlaps before
  70         going through all insns in the loop.
  71
  72 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
  73
  74         PR debug/42629
  75         * haifa-sched.c (dying_use_p): Debug insns don't count.
  76
  77 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
  78
  79         PR middle-end/42363
  80         * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
  81         * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
  82         (verify_gimple_call): Reject LHS in noreturn calls.
  83
  84 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
  85
  86         PR debug/42604
  87         PR debug/42395
  88         * tree-vect-loop-manip.c (adjust_info): New type.
  89         (adjust_vec): New pointer to vector.
  90         (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
  91         (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
  92         (slpeel_update_phis_for_duplicate_loop): Use them.
  93         (slpeel_update_phi_nodes_for_guard1): Likewise.
  94         (slpeel_update_phi_nodes_for_guard2): Likewise.
  95         (slpeel_tree_peel_loop_to_edge): Likewise.
  96         (vect_update_ivs_after_vectorizer): Likewise.
  97
  98 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
  99
 100         * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
 101         (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
 102
 103 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
 104
 105         * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
 106         bogus uninitialized warning.
 107
 108 2010-01-09  Richard Guenther  <rguenther@suse.de>
 109
 110         PR middle-end/42512
 111         * tree-scalar-evolution.c (interpret_loop_phi): Make sure
 112         the evolution is compatible with the initial condition.
 113
 114 2010-01-09  Jakub Jelinek  <jakub@redhat.com>
 115
 116         * gcc.c (process_command): Update copyright notice dates.
 117         * gcov.c (print_version): Likewise.
 118         * gcov-dump.c (print_version): Likewise.
 119         * mips-tfile.c (main): Likewise.
 120         * mips-tdump.c (main): Likewise.
 121
 122 2010-01-08  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
 123
 124         PR target/41885
 125         * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
 126         (rotlhi3): Delete.
 127         (rotlhi3_8): Delete.
 128         (rotlsi3): Delete.
 129         (rotlsi3_8): Delete.
 130         (rotlsi3_16): Delete.
 131         (rotlsi3_24): Delete.
 132         (rotl<mode>3): New.
 133         (*rotw<mode>3): New.
 134         (*rotb<mode>3): New.
 135         * config/avr/avr.c (avr_rotate_bytes): New function.
 136         * config/avr/avr-proto.h (avr_rotate_bytes): New function.
 137
 138 2010-01-08  Steve Ellcey  <sje@cup.hp.com>
 139
 140         PR target/37454
 141         * configure.ac: Modify -rdynamic check.
 142         * configure: Regenerate.
 143
 144 2010-01-08  DJ Delorie  <dj@redhat.com>
 145
 146         * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
 147         register popping order.
 148
 149 2010-01-08  Richard Guenther  <rguenther@suse.de>
 150
 151         PR lto/42528
 152         * c.opt (fsigned-char): Also let LTO handle this option.
 153         (funsigned-char): Likewise.
 154
 155 2010-01-07  Richard Guenther  <rguenther@suse.de>
 156
 157         * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
 158         (gimple_op): Likewise.
 159         (gimple_op_ptr): Likewise.
 160         (gimple_assign_set_lhs): Remove gcc_assert.
 161         (gimple_assign_set_rhs1): Likewise.
 162         (gimple_assign_set_rhs2): Likewise.
 163         (gimple_call_set_lhs): Likewise.
 164         (gimple_call_set_fn): Likewise.
 165         (gimple_call_set_fndecl): Likewise.
 166         (gimple_call_fndecl): Likewise.
 167         (gimple_call_return_type): Likewise.
 168         (gimple_call_set_chain): Likewise.
 169         (gimple_call_num_args): Likewise.
 170         (gimple_call_set_arg): Likewise.
 171         (gimple_cond_set_code): Likewise.
 172         (gimple_cond_set_lhs): Likewise.
 173         (gimple_cond_set_rhs): Likewise.
 174         (gimple_cond_set_true_label): Likewise.
 175         (gimple_cond_set_false_label): Likewise.
 176         (gimple_label_set_label): Likewise.
 177         (gimple_goto_set_dest): Likewise.
 178         (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
 179         (gimple_debug_bind_get_value): Likewise.
 180         (gimple_debug_bind_get_value_ptr): Likewise.
 181         (gimple_debug_bind_set_var): Likewise.
 182         (gimple_debug_bind_set_value): Likewise.
 183         (gimple_debug_bind_reset_value): Likewise.
 184         (gimple_debug_bind_has_value_p): Likewise.
 185         (gimple_return_retval_ptr): Remove gcc_assert.
 186         (gimple_return_retval): Likewise.
 187         (gimple_return_set_retval): Likewise.
 188         * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
 189         (safe_referenced_var_iterator): Remove.
 190         (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
 191         * tree-flow-inline.h (gimple_nonlocal_all): Remove.
 192         (fill_referenced_var_vec): Remove.
 193         (first_readonly_imm_use): Remove redundant gcc_assert.
 194         (phi_arg_index_from_use): Combine gcc_asserts.
 195         (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
 196         (first_imm_use_stmt): Remove redundant gcc_assert.
 197         * tree-cfg.c (verify_gimple_call): Verify function and chain
 198         operands.  Verify arguments.
 199         (verify_types_in_gimple_stmt): Verify condition code and labels.
 200
 201 2010-01-07  Richard Guenther  <rguenther@suse.de>
 202
 203         PR tree-optimization/42641
 204         * sese.c (rename_map_elt_info): Use the SSA name version, do
 205         not hash pointers.
 206
 207 2010-01-07  Jakub Jelinek  <jakub@redhat.com>
 208
 209         PR tree-optimization/42625
 210         * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
 211         TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
 212         aliases.
 213
 214 2010-01-07  Duncan Sands  <baldrick@free.fr>
 215
 216         * Makefile.in (PLUGIN_HEADERS): Add version.h.
 217
 218 2010-01-07  Uros Bizjak  <ubizjak@gmail.com>
 219
 220         PR target/42511
 221         * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
 222         note itself is not function_invariant_p.
 223
 224 2009-01-07  Steven Bosscher  <steven@gcc.gnu.org>
 225
 226         * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
 227         Do not add the DF_NOTE problem.
 228         * store-motion.c (execute_rtl_store_motion): Likewise.
 229
 230 2010-01-07  Martin Jambor  <mjambor@suse.cz>
 231
 232         PR tree-optimization/42157
 233         * tree-sra.c (compare_access_positions): Stabilize sort if both
 234         accesses have integer types, return zero immediately if they are the
 235         same.
 236
 237 2010-01-06  Richard Henderson  <rth@redhat.com>
 238
 239         PR middle-end/41883
 240         * haifa-sched.c (add_to_note_list): Merge into ...
 241         (concat_note_lists): ... here, and ...
 242         (unlink_other_notes, rm_other_notes): Merge into...
 243         (remove_notes): ... here.  Create REG_SAVE_NOTEs for
 244         NOTE_INSN_EPILOGUE_BEG.
 245
 246 2010-01-06  Richard Guenther  <rguenther@suse.de>
 247
 248         * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
 249         not inline regular functions into always-inline functions.
 250
 251 2010-01-06  Nick Clifton  <nickc@redhat.com>
 252
 253         * config/rx/rx.h (enum rx_cpu_type): Add RX200.
 254         (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
 255         used together.
 256         (OVERRIDE_OPTIONS): Delete.
 257         (OPTIMIZATION_OPTIONS): Define.
 258         (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
 259         * config/rx/rx.c (rx_handle_option): Issue an error message if
 260         -mcpu=rx200 and -fpu are used together.
 261         (rx_set_optimization_options): New function.  Issue an error
 262         message if an optimization attribute attempts to reset the FPU/
 263         math optimization pairing.
 264         * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
 265         * config/rx/rx.opt: Set the default to 32-bit doubles.
 266         * config/rx/t-rx: Add multilibs for -nofpu option.
 267         * doc/invoke.texi: Update documentation of RX options.
 268
 269 2010-01-06  Richard Guenther  <rguenther@suse.de>
 270
 271         * tree-ssa-pre.c (name_to_id): New global.
 272         (alloc_expression_id): Simplify SSA name handling.
 273         (lookup_expression_id): Likewise.
 274         (init_pre): Zero name_to_id.
 275         (fini_pre): Free it.
 276
 277 2010-01-06  Uros Bizjak  <ubizjak@gmail.com>
 278
 279         * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
 280
 281 2010-01-05  H.J. Lu  <hongjiu.lu@intel.com>
 282
 283         PR target/42542
 284         * config/i386/sse.md (smaxv2di3): New.
 285         (umaxv2di3): Likewise.
 286         (sminv2di3): Likewise.
 287         (uminv2di3): Likewise.
 288
 289 2010-01-05  Eric Botcazou  <ebotcazou@adacore.com>
 290
 291         PR target/42564
 292         * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
 293         * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
 294         (legitimize_tls_address): Likewise.
 295         (sparc_tls_referenced_p): Likewise.
 296         * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
 297         and adjust calls to legitimize_pic_address.
 298         (legitimate_constant_p) Use sparc_tls_referenced_p.
 299         (legitimate_pic_operand_p): Likewise.
 300         (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
 301         (sparc_tls_symbol_ref_1): Delete.
 302         (sparc_tls_referenced_p): Make static, recognize specific patterns.
 303         (legitimize_tls_address): Make static, handle CONST patterns.
 304         (legitimize_pic_address): Make static, remove unused parameter and
 305         adjust recursive calls.
 306         (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
 307         and adjust call to legitimize_pic_address.
 308         (sparc_output_mi_thunk): Likewise.
 309
 310 2010-01-05  Paolo Bonzini  <bonzini@gnu.rg>
 311             H.J. Lu  <hongjiu.lu@intel.com>
 312
 313         PR target/42542
 314         * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
 315         for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
 316         operands to make them signed.
 317
 318         Revert:
 319         2010-01-04  H.J. Lu  <hongjiu.lu@intel.com>
 320
 321         PR target/42542
 322         * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
 323         GTU to GT for V4SI and V2DI.
 324
 325         * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
 326         (umin<mode>3): Removed.
 327         (uminv8hi3): New.
 328         (uminv4si3): Likewise.
 329
 330 2010-01-05  Martin Jambor  <mjambor@suse.cz>
 331
 332         PR tree-optimization/42462
 333         * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
 334         current_function_decl to helper functions and macros.
 335
 336 2010-01-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 337
 338         PR bootstrap/41771
 339         * flags.h: Don't include real.h.
 340         (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
 341         HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
 342         * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
 343         HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
 344         * dominance.c: Update copyright.
 345         * gimple.c (walk_gimple_op): Remove inline.
 346         * tree-ssa-reassoc.c: Include real.h.
 347         * Makefile.in (FLAGS_H): Remove $(REAL_H).
 348         (tree-ssa-reassoc.o): Depend on $(REAL_H).
 349
 350 2010-01-05  Nick Clifton  <nickc@redhat.com>
 351
 352         * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
 353         register to push into the stack frame when the accumulator has to
 354         be saved during interrupts.
 355
 356 2010-01-05  Eric Fisher  <joefoxreal@gmail.com>
 357
 358         * doc/invoke.texi: Remove the documentation about option
 359         -Wunreachable-code.
 360         * common.opt (Wunreachable-code):  Preserved for backward
 361         compatibility.
 362         * tree-cfg.c: Remove the implementation of -Wunreachable-code.
 363         * opts.c (common_handle_option): Add OPT_Wunreachable_code to
 364         the backward compatibility flag section.
 365
 366 2010-01-05  Richard Guenther  <rguenther@suse.de>
 367
 368         * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
 369
 370 2010-01-05  Jakub Jelinek  <jakub@redhat.com>
 371
 372         PR other/42611
 373         * cfgexpand.c (expand_one_var): Diagnose too large variables.
 374
 375         PR tree-optimization/42508
 376         * tree-sra.c (convert_callers): Check for recursive call
 377         by comparing cgraph nodes instead of decls.
 378         (modify_function): Call ipa_modify_formal_parameters also
 379         on all same_body aliases.
 380
 381         * cgraphunit.c (cgraph_materialize_all_clones): Compare
 382         cgraph nodes when checking for same_body aliases.
 383
 384 2010-01-05  Richard Guenther  <rguenther@suse.de>
 385
 386         * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
 387         allocation and lookup.
 388         (get_or_alloc_expr_for_constant): Likewise.
 389         (phi_translate): Sink allocation.
 390
 391 2010-01-04  Richard Guenther  <rguenther@suse.de>
 392
 393         * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
 394         a new entry only if needed.
 395         * tree-ssa-dom.c (lookup_avail_expr): Likewise.
 396         * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
 397         hashtable lookup.
 398         * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
 399         the result array.
 400         (phi_translate): Handle CONSTANTs early.
 401
 402 2010-01-04  Martin Jambor  <mjambor@suse.cz>
 403
 404         PR tree-optimization/42398
 405         * tree-sra.c (struct access): Removed flag grp_different_types.
 406         (dump_access): Do not dump the removed flag.
 407         (sort_and_splice_var_accesses): Do not set the removed flag.
 408         (sra_modify_expr): Check for type compatibility directly.
 409
 410 2010-01-04  Martin Jambor  <mjambor@suse.cz>
 411
 412         PR tree-optimization/42366
 413         * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
 414         edges with variable number of parameters.
 415         * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
 416         flag instead of asserting it.
 417         (ipa_read_node_info): Read uses_analysis_done flag.
 418
 419 2010-01-04  Richard Guenther  <rguenther@suse.de>
 420
 421         * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
 422         iterative_hash_* as intended.
 423         (vn_reference_compute_hash): Likewise.  Simplify hashing
 424         SSA names.
 425         (vn_reference_lookup_2): Likewise.
 426         (vn_nary_op_compute_hash): Likewise.
 427         (vn_phi_compute_hash): Likewise.
 428         (expressions_equal_p): Remove strange code.
 429         * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
 430         (pre_expr_hash): Likewise.  Simplify hashing SSA names.
 431         (bitmap_insert_into_set_1): Take value-id as parameter.
 432         (add_to_value): Pass it.
 433         (bitmap_insert_into_set): Likewise.
 434         (bitmap_value_insert_into_set): Likewise.  Remove redundant check.
 435
 436 2010-01-04  Jakub Jelinek  <jakub@redhat.com>
 437
 438         PR driver/42442
 439         * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
 440         (do_self_spec): For switches with SWITCH_IGNORE set set also
 441         SWITCH_IGNORE_PERMANENTLY.
 442         (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
 443         of SWITCH_IGNORE.
 444
 445 2010-01-04  Rafael Avila de Espindola  <espindola@google.com>
 446
 447         * lto-streamer-out.c (output_unreferenced_globals): Output the full
 448         tree of an unreferenced global var.
 449
 450 2010-01-04  H.J. Lu  <hongjiu.lu@intel.com>
 451
 452         PR target/42542
 453         * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
 454         GTU to GT for V4SI and V2DI.
 455
 456         * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
 457         (umin<mode>3): Removed.
 458         (uminv8hi3): New.
 459         (uminv4si3): Likewise.
 460
 461 2010-01-04  H.J. Lu  <hongjiu.lu@intel.com>
 462
 463         PR lto/42581
 464         * collect2.c (main): Turn on trace in collect2 if -v is passed
 465         to gcc with LTO.
 466
 467 2010-01-03  Jerry Quinn  <jlquinn@optonline.net>
 468
 469         * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR.  Update
 470         description of expression operand.
 471
 472 2010-01-03  Andrew Jenner  <andrew@codesourcery.com>
 473
 474         * configure.ac: Add install-html to target_list for Make-hooks.
 475         * configure: Regenerate.
 476         * fortran/Make-lang.in (F95_HTMLFILES): New.
 477         (fortran.html): Use it.
 478         (fortran.install-html): New.
 479         * Makefile.in (install-html): Add lang.install-html.
 480         * java/Make-lang.in (JAVA_HTMLFILES): New.
 481         (java.html): Use it.
 482         (java.install-html): New.
 483         * objc/Make-lang.in (objc.install-html): New.
 484         * objcp/Make-lang.in (obj-c++.install-html): New.
 485         * cp/Make-lang.in (c++.install-html): New.
 486         * ada/gcc-interface/Make-lang.in (ada.install-html): New.
 487         * lto/Make-lang.in (lto.install-html): New.
 488
 489 2010-01-03  H.J. Lu  <hongjiu.lu@intel.com>
 490
 491         PR lto/42520
 492         * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
 493
 494 2009-01-03  Steven Bosscher  <steven@gcc.gnu.org>
 495
 496         PR rtl-optimization/41862
 497         * store-motion.c (store_killed_in_insn, compute_store_table,
 498         remove_reachable_equiv_notes, replace_store_insn,
 499         build_store_vectors): Ignore all DEBUG_INSNs.
 500
 501 2010-01-03  H.J. Lu  <hongjiu.lu@intel.com>
 502
 503         PR lto/41564
 504         * common.opt: Add dumpdir.
 505
 506         * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
 507         isn't specified.
 508         (option_map): Add --dumpdir.
 509
 510         * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
 511
 512         * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
 513
 514         * opts.c (decode_options): Try dump_dir_name first if
 515         dump_base_name isn't an absolute path.
 516         (common_handle_option): Handle OPT_dumpdir.
 517
 518         * toplev.c (dump_dir_name): New.
 519         (print_switch_values): Also ignore -dumpdir.
 520
 521         * toplev.h (dump_dir_name): New.
 522
 523 2010-01-03  Richard Guenther  <rguenther@suse.de>
 524
 525         PR tree-optimization/42589
 526         * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
 527         double-word expansion of bswap32.
 528
 529 2010-01-03  Steven Bosscher  <steven@gcc.gnu.org>
 530
 531         * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
 532         with BLOCK_FOR_INSN.
 533         * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
 534         * ifcvt.c (noce_get_alt_condition, noce_try_abs,
 535         noce_process_if_block): Likewise.
 536         * gcse.c (compute_local_properties, insert_expr_in_table,
 537         insert_set_in_table, canon_list_insert, find_avail_set,
 538         pre_insert_copy_insn): Likewise.
 539
 540         * basic-block.h (BLOCK_NUM): Move from here...
 541         * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
 542
 543 2010-01-03  Richard Guenther  <rguenther@suse.de>
 544
 545         PR tree-optimization/42438
 546         * tree-ssa-pre.c (struct bb_bitmap_sets): Add
 547         contains_may_not_return_call flag.
 548         (BB_MAY_NOTRETURN): New.
 549         (valid_in_sets): Trapping nary operations are not valid
 550         in blocks that may not return.
 551         (insert_into_preds_of_block): Remove check for trapping
 552         expressions.
 553         (compute_avail): Compute also BB_MAY_NOTRETURN.
 554
 555 2010-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
 556
 557         * doc/invoke.texi: Add 2010 to copyright years.
 558
 559 2010-01-03  Eric Botcazou  <ebotcazou@adacore.com>
 560
 561         * config/sparc/sparc.c: Fix formatting nits.
 562
 563 2010-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
 564             Alexander Monakov  <amonakov@ispras.ru>
 565
 566         * doc/invoke.texi (Optimize Options): Reword introduction a bit.
 567
 568 2010-01-02  Richard Guenther  <rguenther@suse.de>
 569
 570         PR middle-end/42577
 571         * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
 572         (simplify_switch_using_ranges): Mark to be removed edges
 573         as non-executable.
 574
 575 2010-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 576
 577         * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
 578
 579         * collect2.c (scan_libraries): Add missing argument in call to
 580         scan_prog_file.
 581
 582 2010-01-02  Uros Bizjak  <ubizjak@gmail.com>
 583
 584         PR target/42448
 585         * config/alpha/predicates.md (aligned_memory_operand): Return false
 586         for CQImode.
 587         (unaligned_memory_operand): Return true for CQImode.
 588         * config/alpha/alpha.c (get_aligned_mem): Assert that location
 589         doesn not cross aligned SImode word boundary.
 590
 591 2010-01-02  Anatoly Sokolov  <aesok@post.ru>
 592
 593         * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
 594         Remove.
 595         * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
 596         avr_change_section, avr_reg_class_from_letter) : Remove declaration.
 597
 598 2010-01-02  Richard Guenther  <rguenther@suse.de>
 599
 600         PR lto/41597
 601         * toplev.c (compile_file): Emit LTO marker properly.  Change
 602         it to __gnu_lto_v1.
 603         * collect2.c (scan_prog_file): Adjust for changed LTO marker.
 604
 605 2010-01-01  Richard Guenther  <rguenther@suse.de>
 606
 607         PR debug/42455
 608         * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
 609
 610 2010-01-01  Richard Guenther  <rguenther@suse.de>
 611
 612         PR c/42570
 613         * c-decl.c (grokdeclarator): For zero-size arrays force
 614         structural equality checks as layout_type does.
 615
 616 2010-01-01  H.J. Lu  <hongjiu.lu@intel.com>
 617
 618         * builtins.c: Update copyright to 2010.
 619
 620 2010-01-01  H.J. Lu  <hongjiu.lu@intel.com>
 621
 622         PR lto/42531
 623         * lto-streamer-out.c (produce_asm): Revert the last change.
 624         (copy_function): Likewise.
 625
 626         * lto-streamer.c (lto_get_section_name): Skip any leading
 627         asterisk in name.
 628
 629 2010-01-01  Richard Guenther  <rguenther@suse.de>
 630
 631         PR middle-end/42559
 632         * builtins.c (get_object_alignment): Do not use DECL_ALIGN
 633         for LABEL_DECLs.
 634
 635 \f
 636 Copyright (C) 2010 Free Software Foundation, Inc.
 637
 638 Copying and distribution of this file, with or without modification,
 639 are permitted in any medium without royalty provided the copyright
 640 notice and this notice are preserved.