gcc/ChangeLog

   1 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
   2
   3         * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
   4         available registers when failed to discover LHS register class.
   5         Fix indentation.  Update comment.
   6
   7 2010-01-14  Andrey Belevantsev  <abel@ispras.ru>
   8             Alexander Monakov  <amonakov@ispras.ru>
   9
  10         PR rtl-optimization/42389
  11         * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
  12         to can_issue_more.
  13         (advance_state_on_fence): Likewise.
  14         (sel_target_adjust_priority): Print debug output only when
  15         sched_verbose >= 4, not 2.
  16         (get_expr_cost): Do not issue all unique insns on the next cycle.
  17         (fill_insns): Initialize can_issue_more from the value saved
  18         with the fence.
  19         * sel-sched-ir.c (flist_add): New parameter issue_more.
  20         Init FENCE_ISSUE_MORE with it.
  21         (merge_fences): Likewise.
  22         (init_fences): Update call to flist_add.
  23         (add_to_fences, add_clean_fence_to_fences)
  24         (add_dirty_fence_to_fences): Likewise.
  25         (move_fence_to_fences): Update call to merge_fences.
  26         (invoke_reorder_hooks): Do not reset can_issue_more on insns from
  27         sched groups.
  28         * sel-sched-ir.h (struct _fence): New field issue_more.
  29         (FENCE_ISSUE_MORE): New accessor macro.
  30
  31 2010-01-14  Andrey Belevantsev  <abel@ispras.ru>
  32
  33         PR rtl-optimization/42388
  34         * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
  35         that have no predecessors nor successors.  Do not call move_bb_info
  36         for empty blocks outside of current region.
  37
  38 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
  39
  40         PR rtl-optimization/42294
  41         * sel-sched-ir.h (struct _sel_insn_data): Update comment.
  42         * sel-sched.c (move_exprs_to_boundary): Transitively add all
  43         originators' originators.
  44
  45 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
  46
  47         PR rtl-optimization/39453
  48         PR rtl-optimization/42246
  49         * sel-sched-ir.c (considered_for_pipelining_p): Do not test
  50         for pipelining_p.
  51         (sel_add_loop_preheaders): Add preheader to last_added_blocks.
  52
  53 2010-01-14  Andrey Belevantsev  <abel@ispras.ru>
  54             Alexander Monakov  <amonakov@ispras.ru>
  55
  56         PR middle-end/42245
  57         * sel-sched-ir.c (sel_recompute_toporder): New.  Use it...
  58         (maybe_tidy_empty_bb): ... here.  Make static.  Add new
  59         argument.  Update all callers.
  60         (tidy_control_flow): ... and here.  Recompute topological order
  61         of basic blocks in region if necessary.
  62         (sel_redirect_edge_and_branch): Change return type.  Return true
  63         if topological order might have been invalidated.
  64         (purge_empty_blocks): Export and move from...
  65         * sel-sched.c (purge_empty_blocks): ... here.
  66         * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
  67         (maybe_tidy_empty_bb): Delete prototype.
  68         (purge_empty_blocks): Declare.
  69
  70 2010-01-14  Andrey Belevantsev <abel@ispras.ru>
  71
  72         PR rtl-optimization/42249
  73         * sel-sched.c (try_replace_dest_reg): When chosen register
  74         and original register is the same, do not bail out early, but
  75         still check all original insns for validity of replacing destination
  76         register.  Set EXPR_TARGET_AVAILABLE to 1 before leaving function
  77         in this case.
  78
  79 2010-01-14  Jakub Jelinek  <jakub@redhat.com>
  80
  81         PR c/42721
  82         Port from no-undefined-overflow branch
  83         2009-03-09  Richard Guenther  <rguenther@suse.de>
  84
  85         * fold-const.c (add_double_with_sign): Fix unsigned overflow
  86         detection.
  87
  88 2010-01-14  Richard Guenther  <rguenther@suse.de>
  89
  90         PR lto/42665
  91         * gimple.c (iterative_hash_gimple_type): Avoid hashing
  92         error_mark_node.
  93
  94 2010-01-14  Ira Rosen  <irar@il.ibm.com>
  95
  96         PR tree-optimization/42709
  97         * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
  98         as scalar type in creation of constant vector operand.
  99
 100 2010-01-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 101
 102         PR testsuite/42414
 103         * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
 104         (check-parallel-%): Match `testsuite' directory component only
 105         at the end.
 106
 107 2010-01-14  Shujing Zhao  <pearly.zhao@oracle.com>
 108
 109         PR translation/39521
 110         * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
 111         strings with _().
 112
 113 2010-01-13  Richard Guenther  <rguenther@suse.de>
 114
 115         PR tree-optimization/42730
 116         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
 117         offset zero.
 118
 119 2010-01-13  Steve Ellcey  <sje@cup.hp.com>
 120
 121         PR target/pr42542
 122         * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
 123         for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
 124         them signed.
 125
 126 2010-01-13  Bernd Schmidt  <bernd.schmidt@analog.com>
 127
 128         * config/bfin/libgcc-bfin.ver: Regenerate based on current
 129         libgcc-std.ver.  Add entries for ___smulsi3_highpart and
 130         ___umulsi3_highpart.
 131
 132         * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
 133         rather than schedule_insns if the pass is enabled.
 134
 135 2010-01-13  Martin Jambor  <mjambor@suse.cz>
 136
 137         PR tree-optimization/42704
 138         * tree-sra.c (sra_modify_assign): Do not delete assignments to
 139         SSA_NAMEs.
 140
 141 2010-01-13  Martin Jambor  <mjambor@suse.cz>
 142
 143         PR tree-optimization/42703
 144         * tree-sra.c (analyze_access_subtree): Check that we can build a
 145         reference to the original data within the aggregate.
 146
 147 2010-01-13  Richard Guenther  <rguenther@suse.de>
 148
 149         PR tree-optimization/42705
 150         * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
 151         labels.
 152
 153 2010-01-13  Richard Guenther  <rguenther@suse.de>
 154
 155         PR middle-end/42716
 156         * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
 157
 158 2010-01-13  Jakub Jelinek  <jakub@redhat.com>
 159
 160         PR debug/41371
 161         * var-tracking.c (values_to_unmark): New variable.
 162         (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
 163         values_to_unmark vector.  Moved body to...
 164         (find_loc_in_1pdv_1): ... this.  Don't clear VALUE_RECURSED_INTO,
 165         instead queue it into values_to_unmark vector.
 166         (vt_find_locations): Free values_to_unmark vector.
 167
 168 2010-01-13  Wolfgang Gellerich  <gellerich@de.ibm.com>
 169
 170         * config/s390/s390.c (override_options): Set
 171         default of max-pending-list-length to 256
 172
 173 2010-01-13  Richard Guenther  <rguenther@suse.de>
 174
 175         PR lto/42678
 176         * tree-pass.h (PROP_gimple_lcx): New.
 177         * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
 178         * passes.c (init_optimization_passes): Move pass_lower_complex_O0
 179         before the final cleanup_eh.
 180         (dump_properties): Dump PROP_gimple_lcx.
 181         * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
 182         (tree_lower_complex_O0): Remove.
 183         (gate_no_optimization): Run if PROP_gimple_lcx is not set.
 184         (pass_lower_complex_O0): Provide PROP_gimple_lcx.  Run
 185         tree_lower_complex, schedule TODO_update_ssa.
 186         * lto-streamer-out.c (output_function): Stream the functions
 187         properties.
 188         * lto-streamer-in.c (input_function): Likewise.
 189         (lto_read_body): Do not override them here.
 190
 191 2010-01-12  Joseph Myers  <joseph@codesourcery.com>
 192
 193         PR c/42708
 194         * c-typeck.c (build_c_cast): Fold value cast to union type before
 195         wrapping it in a CONSTRUCTOR.
 196
 197 2010-01-12  Jakub Jelinek  <jakub@redhat.com>
 198
 199         PR rtl-optimization/42699
 200         * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
 201         involved.
 202
 203 2010-01-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 204
 205         * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
 206         SUBTARGET_WARN_UNUSED_SPEC): Move ...
 207         config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
 208         SUBTARGET_WARN_UNUSED_SPEC): ... here
 209         * config/mips/iris5.h (LIBGCC_SPEC): Define.
 210
 211 2010-01-12  Julian Brown  <julian@codesourcery.com>
 212
 213         * config/arm/neon-schedgen.ml (Utils): Don't try to
 214         open missing module.
 215         (find_with_result): New.
 216
 217 2010-01-12  Jakub Jelinek  <jakub@redhat.com>
 218
 219         PR debug/42662
 220         * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
 221         sharing when canonicalizing ({lt,ge}u (plus a b) b).
 222
 223         PR tree-optimization/42645
 224         * tree-inline.c (processing_debug_stmt): Move earlier.  Make static.
 225         (remap_ssa_name): If processing_debug_stmt and name wasn't found in
 226         decl_map, set processing_debug_stmt to -1 and return name without
 227         any remapping.
 228
 229 2010-01-11  Dave Korn  <dave.korn.cygwin@gmail.com>
 230
 231         * doc/install.texi (Specific#x-x-cygwin): Document minimum required
 232         binutils version, and reword target configuration description.
 233
 234 2010-01-11  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
 235
 236         * config/avr/avr.h (LINKER_NAME): Remove.
 237
 238 2010-01-11  Janis Johnson  <janis187@us.ibm.com>
 239
 240         PR target/42416
 241         * config/rs6000/rs6000.c (rs6000_override_options): On targets
 242         that support VSX, warn for -mno-altivec if vsx is not disabled,
 243         and disable vsx.
 244
 245 2010-01-11  Joseph Myers  <joseph@codesourcery.com>
 246             Shujing Zhao  <pearly.zhao@oracle.com>
 247
 248         PR translation/42469
 249         * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
 250         fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
 251         character between option name and help text.
 252         * c.opt (imultilib): Likewise.
 253
 254 2010-01-10  Rafael Avila de Espindola  <espindola@google.com>
 255
 256         * lto-streamer-out.c (output_unreferenced_globals): Output static
 257         variables.
 258
 259 2010-01-10  Steven Bosscher  <steven@gcc.gnu.org>
 260
 261         PR rtl-optimization/42621
 262         * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
 263         optimizing for size.
 264         (duplicate_computed_gotos): Remove now-redundant check.
 265
 266 2010-01-10  Steve Ellcey  <sje@cup.hp.com>
 267
 268         PR target/37454
 269         * configure.ac: Save and restore LDFLAGS and LIBS
 270         * configure: Regenerate.
 271
 272 2010-01-10  Richard Guenther  <rguenther@suse.de>
 273
 274         PR middle-end/42667
 275         * builtins.c (fold_builtin_strlen): Add type argument and
 276         convert the resulting length to it.
 277         (fold_builtin_1): Adjust.
 278
 279 2010-01-09  Jakub Jelinek  <jakub@redhat.com>
 280
 281         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
 282         sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
 283         1 insn.
 284         (num_insns_constant_wide): Adjust for that change.
 285
 286 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
 287
 288         PR debug/42631
 289         * web.c (union_defs): Add used argument, to combine uses of
 290         uninitialized regs.
 291         (entry_register): Adjust type and tests of used argument.
 292         (web_main): Widen used for new use.  Pass it to union_defs.
 293         * df.h (union_defs): Adjust prototype.
 294
 295 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
 296
 297         PR debug/42630
 298         * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
 299         uses in new incoming argument.  Free body.
 300         (reset_debug_uses_in_loop): New.
 301         (analyze_insn_to_expand_var): Call the latter if the former found
 302         anything.  Fix whitespace.  Reject invalid dest overlaps before
 303         going through all insns in the loop.
 304
 305 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
 306
 307         PR debug/42629
 308         * haifa-sched.c (dying_use_p): Debug insns don't count.
 309
 310 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
 311
 312         PR middle-end/42363
 313         * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
 314         * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
 315         (verify_gimple_call): Reject LHS in noreturn calls.
 316
 317 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
 318
 319         PR debug/42604
 320         PR debug/42395
 321         * tree-vect-loop-manip.c (adjust_info): New type.
 322         (adjust_vec): New pointer to vector.
 323         (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
 324         (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
 325         (slpeel_update_phis_for_duplicate_loop): Use them.
 326         (slpeel_update_phi_nodes_for_guard1): Likewise.
 327         (slpeel_update_phi_nodes_for_guard2): Likewise.
 328         (slpeel_tree_peel_loop_to_edge): Likewise.
 329         (vect_update_ivs_after_vectorizer): Likewise.
 330
 331 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
 332
 333         * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
 334         (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
 335
 336 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
 337
 338         * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
 339         bogus uninitialized warning.
 340
 341 2010-01-09  Richard Guenther  <rguenther@suse.de>
 342
 343         PR middle-end/42512
 344         * tree-scalar-evolution.c (interpret_loop_phi): Make sure
 345         the evolution is compatible with the initial condition.
 346
 347 2010-01-09  Jakub Jelinek  <jakub@redhat.com>
 348
 349         * gcc.c (process_command): Update copyright notice dates.
 350         * gcov.c (print_version): Likewise.
 351         * gcov-dump.c (print_version): Likewise.
 352         * mips-tfile.c (main): Likewise.
 353         * mips-tdump.c (main): Likewise.
 354
 355 2010-01-08  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
 356
 357         PR target/41885
 358         * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
 359         (rotlhi3): Delete.
 360         (rotlhi3_8): Delete.
 361         (rotlsi3): Delete.
 362         (rotlsi3_8): Delete.
 363         (rotlsi3_16): Delete.
 364         (rotlsi3_24): Delete.
 365         (rotl<mode>3): New.
 366         (*rotw<mode>3): New.
 367         (*rotb<mode>3): New.
 368         * config/avr/avr.c (avr_rotate_bytes): New function.
 369         * config/avr/avr-proto.h (avr_rotate_bytes): New function.
 370
 371 2010-01-08  Steve Ellcey  <sje@cup.hp.com>
 372
 373         PR target/37454
 374         * configure.ac: Modify -rdynamic check.
 375         * configure: Regenerate.
 376
 377 2010-01-08  DJ Delorie  <dj@redhat.com>
 378
 379         * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
 380         register popping order.
 381
 382 2010-01-08  Richard Guenther  <rguenther@suse.de>
 383
 384         PR lto/42528
 385         * c.opt (fsigned-char): Also let LTO handle this option.
 386         (funsigned-char): Likewise.
 387
 388 2010-01-07  Richard Guenther  <rguenther@suse.de>
 389
 390         * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
 391         (gimple_op): Likewise.
 392         (gimple_op_ptr): Likewise.
 393         (gimple_assign_set_lhs): Remove gcc_assert.
 394         (gimple_assign_set_rhs1): Likewise.
 395         (gimple_assign_set_rhs2): Likewise.
 396         (gimple_call_set_lhs): Likewise.
 397         (gimple_call_set_fn): Likewise.
 398         (gimple_call_set_fndecl): Likewise.
 399         (gimple_call_fndecl): Likewise.
 400         (gimple_call_return_type): Likewise.
 401         (gimple_call_set_chain): Likewise.
 402         (gimple_call_num_args): Likewise.
 403         (gimple_call_set_arg): Likewise.
 404         (gimple_cond_set_code): Likewise.
 405         (gimple_cond_set_lhs): Likewise.
 406         (gimple_cond_set_rhs): Likewise.
 407         (gimple_cond_set_true_label): Likewise.
 408         (gimple_cond_set_false_label): Likewise.
 409         (gimple_label_set_label): Likewise.
 410         (gimple_goto_set_dest): Likewise.
 411         (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
 412         (gimple_debug_bind_get_value): Likewise.
 413         (gimple_debug_bind_get_value_ptr): Likewise.
 414         (gimple_debug_bind_set_var): Likewise.
 415         (gimple_debug_bind_set_value): Likewise.
 416         (gimple_debug_bind_reset_value): Likewise.
 417         (gimple_debug_bind_has_value_p): Likewise.
 418         (gimple_return_retval_ptr): Remove gcc_assert.
 419         (gimple_return_retval): Likewise.
 420         (gimple_return_set_retval): Likewise.
 421         * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
 422         (safe_referenced_var_iterator): Remove.
 423         (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
 424         * tree-flow-inline.h (gimple_nonlocal_all): Remove.
 425         (fill_referenced_var_vec): Remove.
 426         (first_readonly_imm_use): Remove redundant gcc_assert.
 427         (phi_arg_index_from_use): Combine gcc_asserts.
 428         (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
 429         (first_imm_use_stmt): Remove redundant gcc_assert.
 430         * tree-cfg.c (verify_gimple_call): Verify function and chain
 431         operands.  Verify arguments.
 432         (verify_types_in_gimple_stmt): Verify condition code and labels.
 433
 434 2010-01-07  Richard Guenther  <rguenther@suse.de>
 435
 436         PR tree-optimization/42641
 437         * sese.c (rename_map_elt_info): Use the SSA name version, do
 438         not hash pointers.
 439
 440 2010-01-07  Jakub Jelinek  <jakub@redhat.com>
 441
 442         PR tree-optimization/42625
 443         * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
 444         TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
 445         aliases.
 446
 447 2010-01-07  Duncan Sands  <baldrick@free.fr>
 448
 449         * Makefile.in (PLUGIN_HEADERS): Add version.h.
 450
 451 2010-01-07  Uros Bizjak  <ubizjak@gmail.com>
 452
 453         PR target/42511
 454         * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
 455         note itself is not function_invariant_p.
 456
 457 2009-01-07  Steven Bosscher  <steven@gcc.gnu.org>
 458
 459         * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
 460         Do not add the DF_NOTE problem.
 461         * store-motion.c (execute_rtl_store_motion): Likewise.
 462
 463 2010-01-07  Martin Jambor  <mjambor@suse.cz>
 464
 465         PR tree-optimization/42157
 466         * tree-sra.c (compare_access_positions): Stabilize sort if both
 467         accesses have integer types, return zero immediately if they are the
 468         same.
 469
 470 2010-01-06  Richard Henderson  <rth@redhat.com>
 471
 472         PR middle-end/41883
 473         * haifa-sched.c (add_to_note_list): Merge into ...
 474         (concat_note_lists): ... here, and ...
 475         (unlink_other_notes, rm_other_notes): Merge into...
 476         (remove_notes): ... here.  Create REG_SAVE_NOTEs for
 477         NOTE_INSN_EPILOGUE_BEG.
 478
 479 2010-01-06  Richard Guenther  <rguenther@suse.de>
 480
 481         * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
 482         not inline regular functions into always-inline functions.
 483
 484 2010-01-06  Nick Clifton  <nickc@redhat.com>
 485
 486         * config/rx/rx.h (enum rx_cpu_type): Add RX200.
 487         (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
 488         used together.
 489         (OVERRIDE_OPTIONS): Delete.
 490         (OPTIMIZATION_OPTIONS): Define.
 491         (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
 492         * config/rx/rx.c (rx_handle_option): Issue an error message if
 493         -mcpu=rx200 and -fpu are used together.
 494         (rx_set_optimization_options): New function.  Issue an error
 495         message if an optimization attribute attempts to reset the FPU/
 496         math optimization pairing.
 497         * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
 498         * config/rx/rx.opt: Set the default to 32-bit doubles.
 499         * config/rx/t-rx: Add multilibs for -nofpu option.
 500         * doc/invoke.texi: Update documentation of RX options.
 501
 502 2010-01-06  Richard Guenther  <rguenther@suse.de>
 503
 504         * tree-ssa-pre.c (name_to_id): New global.
 505         (alloc_expression_id): Simplify SSA name handling.
 506         (lookup_expression_id): Likewise.
 507         (init_pre): Zero name_to_id.
 508         (fini_pre): Free it.
 509
 510 2010-01-06  Uros Bizjak  <ubizjak@gmail.com>
 511
 512         * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
 513
 514 2010-01-05  H.J. Lu  <hongjiu.lu@intel.com>
 515
 516         PR target/42542
 517         * config/i386/sse.md (smaxv2di3): New.
 518         (umaxv2di3): Likewise.
 519         (sminv2di3): Likewise.
 520         (uminv2di3): Likewise.
 521
 522 2010-01-05  Eric Botcazou  <ebotcazou@adacore.com>
 523
 524         PR target/42564
 525         * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
 526         * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
 527         (legitimize_tls_address): Likewise.
 528         (sparc_tls_referenced_p): Likewise.
 529         * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
 530         and adjust calls to legitimize_pic_address.
 531         (legitimate_constant_p) Use sparc_tls_referenced_p.
 532         (legitimate_pic_operand_p): Likewise.
 533         (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
 534         (sparc_tls_symbol_ref_1): Delete.
 535         (sparc_tls_referenced_p): Make static, recognize specific patterns.
 536         (legitimize_tls_address): Make static, handle CONST patterns.
 537         (legitimize_pic_address): Make static, remove unused parameter and
 538         adjust recursive calls.
 539         (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
 540         and adjust call to legitimize_pic_address.
 541         (sparc_output_mi_thunk): Likewise.
 542
 543 2010-01-05  Paolo Bonzini  <bonzini@gnu.rg>
 544             H.J. Lu  <hongjiu.lu@intel.com>
 545
 546         PR target/42542
 547         * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
 548         for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
 549         operands to make them signed.
 550
 551         Revert:
 552         2010-01-04  H.J. Lu  <hongjiu.lu@intel.com>
 553
 554         PR target/42542
 555         * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
 556         GTU to GT for V4SI and V2DI.
 557
 558         * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
 559         (umin<mode>3): Removed.
 560         (uminv8hi3): New.
 561         (uminv4si3): Likewise.
 562
 563 2010-01-05  Martin Jambor  <mjambor@suse.cz>
 564
 565         PR tree-optimization/42462
 566         * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
 567         current_function_decl to helper functions and macros.
 568
 569 2010-01-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 570
 571         PR bootstrap/41771
 572         * flags.h: Don't include real.h.
 573         (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
 574         HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
 575         * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
 576         HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
 577         * dominance.c: Update copyright.
 578         * gimple.c (walk_gimple_op): Remove inline.
 579         * tree-ssa-reassoc.c: Include real.h.
 580         * Makefile.in (FLAGS_H): Remove $(REAL_H).
 581         (tree-ssa-reassoc.o): Depend on $(REAL_H).
 582
 583 2010-01-05  Nick Clifton  <nickc@redhat.com>
 584
 585         * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
 586         register to push into the stack frame when the accumulator has to
 587         be saved during interrupts.
 588
 589 2010-01-05  Eric Fisher  <joefoxreal@gmail.com>
 590
 591         * doc/invoke.texi: Remove the documentation about option
 592         -Wunreachable-code.
 593         * common.opt (Wunreachable-code):  Preserved for backward
 594         compatibility.
 595         * tree-cfg.c: Remove the implementation of -Wunreachable-code.
 596         * opts.c (common_handle_option): Add OPT_Wunreachable_code to
 597         the backward compatibility flag section.
 598
 599 2010-01-05  Richard Guenther  <rguenther@suse.de>
 600
 601         * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
 602
 603 2010-01-05  Jakub Jelinek  <jakub@redhat.com>
 604
 605         PR other/42611
 606         * cfgexpand.c (expand_one_var): Diagnose too large variables.
 607
 608         PR tree-optimization/42508
 609         * tree-sra.c (convert_callers): Check for recursive call
 610         by comparing cgraph nodes instead of decls.
 611         (modify_function): Call ipa_modify_formal_parameters also
 612         on all same_body aliases.
 613
 614         * cgraphunit.c (cgraph_materialize_all_clones): Compare
 615         cgraph nodes when checking for same_body aliases.
 616
 617 2010-01-05  Richard Guenther  <rguenther@suse.de>
 618
 619         * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
 620         allocation and lookup.
 621         (get_or_alloc_expr_for_constant): Likewise.
 622         (phi_translate): Sink allocation.
 623
 624 2010-01-04  Richard Guenther  <rguenther@suse.de>
 625
 626         * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
 627         a new entry only if needed.
 628         * tree-ssa-dom.c (lookup_avail_expr): Likewise.
 629         * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
 630         hashtable lookup.
 631         * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
 632         the result array.
 633         (phi_translate): Handle CONSTANTs early.
 634
 635 2010-01-04  Martin Jambor  <mjambor@suse.cz>
 636
 637         PR tree-optimization/42398
 638         * tree-sra.c (struct access): Removed flag grp_different_types.
 639         (dump_access): Do not dump the removed flag.
 640         (sort_and_splice_var_accesses): Do not set the removed flag.
 641         (sra_modify_expr): Check for type compatibility directly.
 642
 643 2010-01-04  Martin Jambor  <mjambor@suse.cz>
 644
 645         PR tree-optimization/42366
 646         * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
 647         edges with variable number of parameters.
 648         * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
 649         flag instead of asserting it.
 650         (ipa_read_node_info): Read uses_analysis_done flag.
 651
 652 2010-01-04  Richard Guenther  <rguenther@suse.de>
 653
 654         * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
 655         iterative_hash_* as intended.
 656         (vn_reference_compute_hash): Likewise.  Simplify hashing
 657         SSA names.
 658         (vn_reference_lookup_2): Likewise.
 659         (vn_nary_op_compute_hash): Likewise.
 660         (vn_phi_compute_hash): Likewise.
 661         (expressions_equal_p): Remove strange code.
 662         * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
 663         (pre_expr_hash): Likewise.  Simplify hashing SSA names.
 664         (bitmap_insert_into_set_1): Take value-id as parameter.
 665         (add_to_value): Pass it.
 666         (bitmap_insert_into_set): Likewise.
 667         (bitmap_value_insert_into_set): Likewise.  Remove redundant check.
 668
 669 2010-01-04  Jakub Jelinek  <jakub@redhat.com>
 670
 671         PR driver/42442
 672         * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
 673         (do_self_spec): For switches with SWITCH_IGNORE set set also
 674         SWITCH_IGNORE_PERMANENTLY.
 675         (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
 676         of SWITCH_IGNORE.
 677
 678 2010-01-04  Rafael Avila de Espindola  <espindola@google.com>
 679
 680         * lto-streamer-out.c (output_unreferenced_globals): Output the full
 681         tree of an unreferenced global var.
 682
 683 2010-01-04  H.J. Lu  <hongjiu.lu@intel.com>
 684
 685         PR target/42542
 686         * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
 687         GTU to GT for V4SI and V2DI.
 688
 689         * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
 690         (umin<mode>3): Removed.
 691         (uminv8hi3): New.
 692         (uminv4si3): Likewise.
 693
 694 2010-01-04  H.J. Lu  <hongjiu.lu@intel.com>
 695
 696         PR lto/42581
 697         * collect2.c (main): Turn on trace in collect2 if -v is passed
 698         to gcc with LTO.
 699
 700 2010-01-03  Jerry Quinn  <jlquinn@optonline.net>
 701
 702         * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR.  Update
 703         description of expression operand.
 704
 705 2010-01-03  Andrew Jenner  <andrew@codesourcery.com>
 706
 707         * configure.ac: Add install-html to target_list for Make-hooks.
 708         * configure: Regenerate.
 709         * fortran/Make-lang.in (F95_HTMLFILES): New.
 710         (fortran.html): Use it.
 711         (fortran.install-html): New.
 712         * Makefile.in (install-html): Add lang.install-html.
 713         * java/Make-lang.in (JAVA_HTMLFILES): New.
 714         (java.html): Use it.
 715         (java.install-html): New.
 716         * objc/Make-lang.in (objc.install-html): New.
 717         * objcp/Make-lang.in (obj-c++.install-html): New.
 718         * cp/Make-lang.in (c++.install-html): New.
 719         * ada/gcc-interface/Make-lang.in (ada.install-html): New.
 720         * lto/Make-lang.in (lto.install-html): New.
 721
 722 2010-01-03  H.J. Lu  <hongjiu.lu@intel.com>
 723
 724         PR lto/42520
 725         * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
 726
 727 2009-01-03  Steven Bosscher  <steven@gcc.gnu.org>
 728
 729         PR rtl-optimization/41862
 730         * store-motion.c (store_killed_in_insn, compute_store_table,
 731         remove_reachable_equiv_notes, replace_store_insn,
 732         build_store_vectors): Ignore all DEBUG_INSNs.
 733
 734 2010-01-03  H.J. Lu  <hongjiu.lu@intel.com>
 735
 736         PR lto/41564
 737         * common.opt: Add dumpdir.
 738
 739         * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
 740         isn't specified.
 741         (option_map): Add --dumpdir.
 742
 743         * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
 744
 745         * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
 746
 747         * opts.c (decode_options): Try dump_dir_name first if
 748         dump_base_name isn't an absolute path.
 749         (common_handle_option): Handle OPT_dumpdir.
 750
 751         * toplev.c (dump_dir_name): New.
 752         (print_switch_values): Also ignore -dumpdir.
 753
 754         * toplev.h (dump_dir_name): New.
 755
 756 2010-01-03  Richard Guenther  <rguenther@suse.de>
 757
 758         PR tree-optimization/42589
 759         * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
 760         double-word expansion of bswap32.
 761
 762 2010-01-03  Steven Bosscher  <steven@gcc.gnu.org>
 763
 764         * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
 765         with BLOCK_FOR_INSN.
 766         * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
 767         * ifcvt.c (noce_get_alt_condition, noce_try_abs,
 768         noce_process_if_block): Likewise.
 769         * gcse.c (compute_local_properties, insert_expr_in_table,
 770         insert_set_in_table, canon_list_insert, find_avail_set,
 771         pre_insert_copy_insn): Likewise.
 772
 773         * basic-block.h (BLOCK_NUM): Move from here...
 774         * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
 775
 776 2010-01-03  Richard Guenther  <rguenther@suse.de>
 777
 778         PR tree-optimization/42438
 779         * tree-ssa-pre.c (struct bb_bitmap_sets): Add
 780         contains_may_not_return_call flag.
 781         (BB_MAY_NOTRETURN): New.
 782         (valid_in_sets): Trapping nary operations are not valid
 783         in blocks that may not return.
 784         (insert_into_preds_of_block): Remove check for trapping
 785         expressions.
 786         (compute_avail): Compute also BB_MAY_NOTRETURN.
 787
 788 2010-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
 789
 790         * doc/invoke.texi: Add 2010 to copyright years.
 791
 792 2010-01-03  Eric Botcazou  <ebotcazou@adacore.com>
 793
 794         * config/sparc/sparc.c: Fix formatting nits.
 795
 796 2010-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
 797             Alexander Monakov  <amonakov@ispras.ru>
 798
 799         * doc/invoke.texi (Optimize Options): Reword introduction a bit.
 800
 801 2010-01-02  Richard Guenther  <rguenther@suse.de>
 802
 803         PR middle-end/42577
 804         * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
 805         (simplify_switch_using_ranges): Mark to be removed edges
 806         as non-executable.
 807
 808 2010-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 809
 810         * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
 811
 812         * collect2.c (scan_libraries): Add missing argument in call to
 813         scan_prog_file.
 814
 815 2010-01-02  Uros Bizjak  <ubizjak@gmail.com>
 816
 817         PR target/42448
 818         * config/alpha/predicates.md (aligned_memory_operand): Return false
 819         for CQImode.
 820         (unaligned_memory_operand): Return true for CQImode.
 821         * config/alpha/alpha.c (get_aligned_mem): Assert that location
 822         doesn not cross aligned SImode word boundary.
 823
 824 2010-01-02  Anatoly Sokolov  <aesok@post.ru>
 825
 826         * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
 827         Remove.
 828         * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
 829         avr_change_section, avr_reg_class_from_letter) : Remove declaration.
 830
 831 2010-01-02  Richard Guenther  <rguenther@suse.de>
 832
 833         PR lto/41597
 834         * toplev.c (compile_file): Emit LTO marker properly.  Change
 835         it to __gnu_lto_v1.
 836         * collect2.c (scan_prog_file): Adjust for changed LTO marker.
 837
 838 2010-01-01  Richard Guenther  <rguenther@suse.de>
 839
 840         PR debug/42455
 841         * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
 842
 843 2010-01-01  Richard Guenther  <rguenther@suse.de>
 844
 845         PR c/42570
 846         * c-decl.c (grokdeclarator): For zero-size arrays force
 847         structural equality checks as layout_type does.
 848
 849 2010-01-01  H.J. Lu  <hongjiu.lu@intel.com>
 850
 851         * builtins.c: Update copyright to 2010.
 852
 853 2010-01-01  H.J. Lu  <hongjiu.lu@intel.com>
 854
 855         PR lto/42531
 856         * lto-streamer-out.c (produce_asm): Revert the last change.
 857         (copy_function): Likewise.
 858
 859         * lto-streamer.c (lto_get_section_name): Skip any leading
 860         asterisk in name.
 861
 862 2010-01-01  Richard Guenther  <rguenther@suse.de>
 863
 864         PR middle-end/42559
 865         * builtins.c (get_object_alignment): Do not use DECL_ALIGN
 866         for LABEL_DECLs.
 867
 868 \f
 869 Copyright (C) 2010 Free Software Foundation, Inc.
 870
 871 Copying and distribution of this file, with or without modification,
 872 are permitted in any medium without royalty provided the copyright
 873 notice and this notice are preserved.