gcc/ChangeLog

   1 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
   2
   3         PR target/47792
   4         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
   5
   6 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
   7
   8         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
   9         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
  10         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
  11         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
  12         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
  13         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
  14         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
  15         m32r_load_postinc_p, m32r_store_preinc_predec_p,
  16         m32r_legitimate_address_p): New functions.
  17         * config/m32r/constraints.md (constraint "S"): Don't use
  18         STORE_PREINC_PREDEC_P.
  19         (constraint "U"): Don't use LOAD_POSTINC_P.
  20
  21 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
  22
  23         PR rtl-optimization/46178
  24         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
  25         compute ira_hard_regno_cover_class[].
  26
  27 2011-02-18  Richard Guenther  <rguenther@suse.de>
  28
  29         PR lto/47798
  30         * lto-streamer.h (lto_global_var_decls): Declare.
  31         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
  32         statics for global var processing.
  33
  34 2011-02-18  Richard Guenther  <rguenther@suse.de>
  35
  36         PR tree-optimization/47737
  37         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
  38         edge dominance check.
  39
  40 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
  41
  42         PR debug/47780
  43         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
  44         avoid invalid rtx sharing.
  45
  46 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
  47
  48         * doc/cpp.texi (Obsolete Features): Add background on the
  49         origin of assertions.
  50
  51 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
  52
  53         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
  54         objc_abi == 2.
  55         * config/darwin.c (output_objc_section_asm_op): Added support for
  56         ABI v1 and v2.
  57         (is_objc_metadata): New.
  58         (darwin_objc2_section): New.
  59         (darwin_objc1_section): New.
  60         (machopic_select_section): Added support for ABI v1 and v2.
  61         (darwin_emit_objc_zeroed): New.
  62         (darwin_output_aligned_bss): Detect objc metadata and treat it
  63         appropriately.
  64         (darwin_asm_output_aligned_decl_common): Same.
  65         (darwin_asm_output_aligned_decl_local): Same.
  66         * config/darwin-sections.def: Updated for ABI v1 and v2.
  67         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
  68         compiling Objective-C code for the NeXT runtime, default to using
  69         ABI version 0 for 32-bit, and version 2 for 64-bit.
  70
  71 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
  72
  73         * common.opt (optimize_fast): New Variable.
  74         * opts.c (default_options_optimization): Use opts->x_optimize_fast
  75         instead of local variable ofast.
  76
  77 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
  78
  79         * doc/invoke.texi (fobjc-abi-version): Documented.
  80         (fobjc-nilcheck): Documented.
  81         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
  82         version.
  83
  84 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
  85
  86         PR driver/47390
  87         * common.opt (export-dynamic): New Driver option.
  88         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
  89
  90 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
  91
  92         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
  93
  94 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
  95             Jan Hubicka  <jh@suse.cz>
  96
  97         PR debug/47106
  98         PR debug/47402
  99         * cfgexpand.c (account_used_vars_for_block): Remove.
 100         (estimated_stack_frame_size): Use referenced vars.
 101         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
 102         that were referenced in the original function.  Test src_fn
 103         rather than cfun.  Drop redundant get_var_ann.
 104         (setup_one_parameter): Drop redundant get_var_ann.
 105         (declare_return_variable): Likewise.
 106         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
 107         (copy_arguments_for_versioning): Drop redundant get_var_ann.
 108         * ipa-inline.c (compute_inline_parameters): Do not compute
 109         disregard_inline_limits here.
 110         are not available.
 111         (compute_inlinable_for_current, pass_inlinable): New.
 112         (pass_inline_parameters): Require PROP_referenced_vars.
 113         * cgraphunit.c (cgraph_process_new_functions): Don't run
 114         compute_inline_parameters explicitly unless function is in
 115         SSA form.
 116         (cgraph_analyze_function): Set .disregard_inline_limits.
 117         * tree-sra.c (convert_callers): Compute inliner parameters
 118         only for functions already in SSA form.
 119
 120 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
 121
 122         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
 123         -mlittle-endian-data.
 124
 125 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
 126
 127         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
 128         -mno-fpu, not -fpu and -no-fpu.
 129         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
 130         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
 131
 132 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
 133
 134         PR target/43653
 135         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
 136         input reload with PLUS RTX.
 137
 138 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 139
 140         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
 141         of InverseVar(MDMX).
 142
 143 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 144
 145         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
 146         --m4-340.
 147
 148 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 149
 150         * config/mn10300/mn10300.opt (mno-crt0): New.
 151
 152 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 153
 154         * config/m68k/uclinux.opt (static-libc): New Driver option.
 155
 156 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 157
 158         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
 159
 160 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 161
 162         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
 163         %{muser-extend-enabled}.
 164
 165 2011-02-16  Richard Guenther  <rguenther@suse.de>
 166
 167         PR tree-optimization/47738
 168         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
 169         the TODO from tree_predictive_commoning.
 170
 171 2011-02-15  Jeff Law  <law@redhat.com>
 172
 173         Revert
 174         2011-01-25  Jeff Law  <law@redhat.com>
 175
 176         PR rtl-optimization/37273
 177         * ira-costs.c (scan_one_insn): Detect constants living in memory and
 178         handle them like argument loads from stack slots.  Do not double
 179         count memory for memory constants and argument loads from stack slots.
 180
 181 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 182
 183         PR middle-end/47725
 184         * combine.c (cant_combine_insn_p): Revert the last change.
 185
 186 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
 187
 188         PR target/47755
 189         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
 190         mode for vector constants.  Remove code that checks for TImode.
 191
 192 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
 193
 194         PR debug/47106
 195         PR debug/47402
 196         * cgraph.h (compute_inline_parameters): Return void.
 197         * ipa-inline.c (compute_inline_parameters): Adjust.
 198
 199 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
 200
 201         PR debug/47106
 202         PR debug/47402
 203         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
 204         rather than decl.
 205         * cfgexpand.c (estimated_stack_frame_size): Likewise.
 206         * ipa-inline.c (compute_inline_parameters): Adjust.
 207
 208 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
 209
 210         PR debug/47106
 211         PR debug/47402
 212         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
 213         Adjust all users.  Pass FN to...
 214         * tree-flow-inline.h (first_referenced_var): ... this.  Add
 215         fn argument.
 216         * ipa-struct-reorg.c: Adjust.
 217         * tree-dfa.c: Adjust.
 218         * tree-into-ssa.c: Adjust.
 219         * tree-sra.c: Adjust.
 220         * tree-ssa-alias.c: Adjust.
 221         * tree-ssa-live.c: Adjust.
 222         * tree-ssa.c: Adjust.
 223         * tree-ssanames.c: Adjust.
 224         * tree-tailcall.c: Adjust.
 225
 226 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
 227
 228         PR debug/47106
 229         PR debug/47402
 230         * tree-flow.h (referenced_var_lookup): Add fn parameter.
 231         Adjust all callers.
 232         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
 233         * tree-flow-inline.h: Adjust.
 234         * gimple-pretty-print.c: Adjust.
 235         * tree-into-ssa.c: Adjust.
 236         * tree-ssa.c: Adjust.
 237         * cfgexpand.c: Adjust.
 238
 239 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
 240
 241         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
 242         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 243         (EXTRA_CONSTRAINT): Delete.
 244         * config/iq2000/constraints.md: New file.
 245         * config/iq2000/iq2000.md: Include it.
 246         (define_insn ""): Delete.
 247         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
 248         unsupported constraint letters from patterns.
 249         (call_value, call_value_internal1): Likewise.
 250         (call_value_multiple_internal1): Likewise.
 251
 252 2011-02-15  Nick Clifton  <nickc@redhat.com>
 253
 254         * config/mn10300/mn10300.c: Include tm-constrs.h.
 255         (struct liw_data): New data structure describing an LIW candidate
 256         instruction.
 257         (extract_bundle): Use struct liw_data.  Allow small integer
 258         operands for some instructions.
 259         (check_liw_constraints): Use struct liw_data.  Remove swapped
 260         parameter.  Add comments describing the checks.  Fix bug when
 261         assigning the source of liw1 to the source of liw2.
 262         (liw_candidate): Delete.  Code moved into extract_bundle.
 263         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
 264         before swapping.
 265         * config/mn10300/predicates.md (liw_operand): New predicate.
 266         Allows registers and small integer constants.
 267         * config/mn10300/constraints.md (O): New constraint.  Accetps
 268         integers in the range -8 to +7 inclusive.
 269         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
 270         for moving a small integer into a register.  Give this alternative
 271         LIW attributes.
 272         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
 273         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
 274         using the J,K,L and M constraints,
 275         (liw): Remove SI mode on second operands to allow for HI and QI
 276         mode values.
 277         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
 278         instruction.
 279
 280 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 281
 282         PR middle-end/47725
 283         * combine.c (cant_combine_insn_p): Check zero/sign extended
 284         hard registers.
 285
 286 2011-02-15  Richard Guenther  <rguenther@suse.de>
 287
 288         PR tree-optimization/47743
 289         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
 290         for a non-type-compatible VN lookup bail out.
 291
 292 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
 293
 294         * config/fr30/constraints.md: New file.
 295         * config/fr30/fr30.md: Include it.
 296         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
 297         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 298         (EXTRA_CONSTRAINT): Delete.
 299
 300 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
 301
 302         * config/frv/constraints.md: New file.
 303         * config/frv/predicates.md: Include it.
 304         * config/frv/frv.c (reg_class_from_letter): Delete.
 305         (frv_option_override): Don't initialize it.
 306         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
 307         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
 308         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
 309         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
 310         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
 311         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 312         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
 313         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
 314         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
 315         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
 316         (REG_CLASS_FROM_CONSTRAINT): Delete.
 317
 318 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
 319
 320         PR middle-end/47581
 321         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
 322         if frame size is 0 in a leaf function.
 323
 324 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 325
 326         PR pch/14940
 327         * config/alpha/host-osf.c: New file.
 328         * config/alpha/x-osf: New file.
 329         * config.host (alpha*-dec-osf*): Use it.
 330
 331 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
 332
 333         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
 334         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
 335         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
 336         (rx_mode_dependent_address_p): ...this. Make static. Change argument
 337         type to const_rtx.
 338         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
 339
 340 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
 341
 342         * config/stormy16/constraints.md: New file.
 343         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
 344         Use satisfies_constraint_Q and satisfies_constraint_R.
 345         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
 346         Delete.
 347         (xstormy16_legitiamte_address_p): Declare.
 348         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
 349         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 350         (EXTRA_CONSTRAINT): Delete.
 351         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
 352         Un-staticize.
 353         (xstormy16_extra_constraint_p): Delete.
 354
 355 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
 356
 357         PR tree-optimization/46494
 358         * loop-unroll.c (split_edge_and_insert): Adjust comment.
 359         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
 360         (pass_rtl_loop_done): Add TODO_verify_flow.
 361         * fwprop.c (pass_rtl_fwprop): Likewise.
 362         * modulo-sched.c (pass_sms): Likewise.
 363         * tree-ssa-dom.c (pass_dominator): Likewise.
 364         * tree-ssa-loop-ch.c (pass_ch): Likewise.
 365         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
 366         (pass_tree_loop_done): Likewise.
 367         * tree-ssa-pre.c (execute_pre): Likewise.
 368         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
 369         * tree-ssa-sink.c (pass_sink_code): Likewise.
 370         * tree-vrp.c (pass_vrp): Likewise.
 371
 372 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
 373
 374         * config/v850/constraints.md: New file.
 375         * config/v850/v850.md: Include it.
 376         * config/v850/predicates.md (reg_or_0_operand): Use
 377         satisfies_constraint_G.
 378         (special_symbolref_operand): Use satisfies_constraint_K.
 379         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
 380         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
 381         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
 382         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
 383         (EXTRA_CONSTRAINT): Delete.
 384         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
 385         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
 386         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
 387
 388 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
 389
 390         PR target/47696
 391         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
 392         description.
 393
 394 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
 395
 396         * config/mcore/constraints.md: New file.
 397         * config/mcore/mcore.md: Include it.
 398         * config/mcore/mcore.c (reg_class_from_letter): Delete.
 399         * config/mcore/mcore.h (reg_class_from_letter): Delete.
 400         (REG_CLASS_FROM_LETTER): Delete.
 401         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
 402         insn_const_int_ok_for_constraint.
 403         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
 404         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
 405         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 406         (EXTRA_CONSTRAINT): Delete.
 407
 408 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 409
 410         PR ada/41929
 411         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
 412         (IS_SIGHANDLER): Define.
 413         (sparc64_is_sighandler): New function, split off from
 414         sparc64_fallback_frame_state.
 415         (sparc_is_sighandler): New function, split off from
 416         sparc_fallback_frame_state.
 417         (sparc64_fallback_frame_state): Merge with ...
 418         (sparc_fallback_frame_state): ... this into ...
 419         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
 420         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
 421         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
 422         stack instead of hardcoded offsets.
 423
 424 2011-02-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 425
 426         * go/gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
 427
 428 2011-02-14  Andriy Gapon  <avg@freebsd.org>
 429
 430         PR target/45808
 431         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
 432
 433 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 434
 435         * configure: Regenerate.
 436
 437 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
 438
 439         PR driver/45731
 440         * gcc.c (asm_options): Correct spec matching --target-help.
 441
 442 2011-02-12  Martin Jambor  <mjambor@suse.cz>
 443
 444         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
 445         to gimple call error.
 446
 447 2011-02-12  Mike Stump  <mikestump@comcast.net>
 448
 449         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
 450         comments in backslash regions.
 451
 452 2011-02-12  Mike Stump  <mikestump@comcast.net>
 453             Jakub Jelinek  <jakub@redhat.com>
 454             Iain Sandoe  <iains@gcc.gnu.org>
 455
 456         PR target/47324
 457         * dwarf2out.c (output_cfa_loc): When required, apply the
 458         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
 459         (output_loc_sequence): Likewise.
 460         (output_loc_operands_raw): Likewise.
 461         (output_loc_sequence_raw): Likewise.
 462         (output_cfa_loc): Likewise.
 463         (output_loc_list): Suppress register number adjustment when
 464         calling output_loc_sequence()
 465         (output_die): Likewise.
 466
 467 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
 468
 469         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
 470         Remove macros.
 471         * config/xtensa/xtensa.c (xtensa_register_move_cost,
 472         xtensa_memory_move_cost): New functions.
 473         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
 474
 475 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
 476
 477         PR lto/47225
 478         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
 479         in the current directory.
 480         * configure: Rebuilt.
 481
 482 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
 483
 484         * config/darwin.c (darwin_override_options): Add a hunk missed
 485         from the commit of r168571.  Trim comment line lengths and
 486         correct indents of the preceding block.
 487
 488 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
 489
 490         * gcc.c (driver_handle_option): Concatenate the argument to -F with
 491         the switch.
 492
 493 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
 494
 495         * common.opt (nostartfiles): New Driver option.
 496
 497 2011-02-11  Xinliang David Li  <davidxl@google.com>
 498
 499         PR tree-optimization/47707
 500         * tree-chrec.c (convert_affine_scev): Keep type precision.
 501
 502 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
 503
 504         PR tree-optimization/47420
 505         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
 506
 507 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
 508
 509         PR rtl-optimization/47614
 510         * rtl.h (check_for_inc_dec): Declare.
 511         * dse.c (check_for_inc_dec): Externalize...
 512         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
 513         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
 514
 515 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
 516
 517         PR driver/47678
 518         * gcc.c (main): Do not compile inputs if there were errors in
 519         option handling.
 520         * opts-common.c (read_cmdline_option): Check for wrong language
 521         after other error checks.
 522
 523 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
 524
 525         * cgraph.c: Fix comment typos.
 526         * cgraph.h: Likewise.
 527         * cgraphunit.c: Likewise.
 528         * ipa-cp.c: Likewise.
 529         * ipa-inline.c: Likewise.
 530         * ipa-prop.c: Likewise.
 531         * ipa-pure-const.c: Likewise.
 532         * ipa-ref.c: Likewise.
 533         * ipa-reference.c: Likewise.
 534
 535 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
 536
 537         PR debug/47684
 538         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
 539
 540 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 541
 542         PR testsuite/47400
 543         * doc/sourcebuild.texi (Require Support): Document
 544         dg-require-ascii-locale.
 545
 546 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
 547
 548         * doc/lto.texi (Write summary): Fix missing parentheses.
 549
 550 2011-02-10  DJ Delorie  <dj@redhat.com>
 551
 552         * config/m32c/m32c.c (m32c_option_override): Disable
 553         -fcombine-stack-adjustments until flag value tracking and compare
 554         optimization can be rewritten.
 555
 556 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
 557
 558         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
 559         PROCESSOR_POWER7.
 560         (PROCESSOR_DEFAULT64): Likewise.
 561
 562 2011-02-10  Richard Henderson  <rth@redhat.com>
 563
 564         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
 565         change from 2011-02-03.
 566         * config/rx/rx.c (flags_from_code): Likewise.
 567         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
 568         is valid, n/pz otherwise.
 569         (rx_select_cc_mode): Return CCmode if Y is not zero.
 570
 571 2011-02-10  Richard Guenther  <rguenther@suse.de>
 572
 573         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
 574
 575 2011-02-10  Richard Guenther  <rguenther@suse.de>
 576
 577         PR tree-optimization/47677
 578         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
 579
 580 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
 581
 582         PR target/47665
 583         * combine.c (make_compound_operation): Only change shifts into
 584         multiplication for SCALAR_INT_MODE_P.
 585
 586 2011-02-10  Jie Zhang  <jie@codesourcery.com>
 587
 588         PR testsuite/47622
 589         Revert
 590         2011-02-05  Jie Zhang  <jie@codesourcery.com>
 591         PR debug/42631
 592         * web.c (entry_register): Don't clobber the number of the
 593         first uninitialized reference in used[].
 594
 595 2011-02-09  Richard Guenther  <rguenther@suse.de>
 596
 597         PR tree-optimization/47664
 598         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
 599         all edges again.
 600
 601 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
 602
 603         PR target/46481
 604         PR target/47032
 605         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
 606         PROCESSOR_POWER7.
 607         (PROCESSOR_DEFAULT64): Same.
 608         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
 609
 610 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 611
 612         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
 613
 614 2011-02-09  Martin Jambor  <mjambor@suse.cz>
 615
 616         PR middle-end/45505
 617         * tree-sra.c (struct access): New flags grp_scalar_read and
 618         grp_scalar_write.  Changed description of assignment read and write
 619         flags.
 620         (dump_access): Dump new flags, reorder all of them.
 621         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
 622         to detect multiple scalar reads.
 623         (analyze_access_subtree): Use the new scalar read write flags instead
 624         of the old flags.  Adjusted comments.
 625
 626 2011-02-08  DJ Delorie  <dj@redhat.com>
 627
 628         PR target/47548
 629         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
 630         patterns.
 631
 632 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 633
 634         * config/m68k/uclinux.opt: New.
 635         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
 636
 637 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 638
 639         * config/cris/elf.opt (sim): New Driver option.
 640
 641 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 642
 643         * config/xtensa/elf.opt: New.
 644         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
 645
 646 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 647
 648         * config/vax/elf.opt: New.
 649         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
 650
 651 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 652
 653         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
 654
 655 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 656
 657         * config/gnu-user.opt: New.
 658         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
 659         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
 660         *-*-uclinux*): Use gnu-user.opt.
 661
 662 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
 663
 664         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
 665         * config/i386/gnu.h (CPP_SPEC): Likewise.
 666
 667 2011-02-08  Ian Lance Taylor  <iant@google.com>
 668
 669         * common.opt (fcx-limited-range): Add SetByCombined flag.
 670         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
 671         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
 672         (fassociative-math, freciprocal-math): Likewise.
 673         (funsafe-math-optimizations): Likewise.
 674         * opth-gen.awk: Handle SetByCombined.
 675         * optc-gen.awk: Likewise.
 676         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
 677         (set_unsafe_math_optimizations_flags): Likewise.
 678         * doc/options.texi (Option properties): Document SetByCombined.
 679
 680 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 681
 682         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
 683         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
 684         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
 685         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
 686         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
 687
 688 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
 689
 690         PR tree-optimization/46834
 691         PR tree-optimization/46994
 692         PR tree-optimization/46995
 693         * graphite-sese-to-poly.c (used_outside_reduction): New.
 694         (detect_commutative_reduction): Call used_outside_reduction.
 695         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
 696         translate_scalar_reduction_to_array only when at least one
 697         loop-phi/close-phi tuple has been detected.
 698
 699 2011-02-08  Richard Guenther  <rguenther@suse.de>
 700
 701         PR middle-end/47639
 702         * tree-vect-generic.c (expand_vector_operations_1): Update
 703         stmts here ...
 704         (expand_vector_operations): ... not here.  Cleanup EH info
 705         and the CFG if required.
 706
 707 2011-02-08  Richard Guenther  <rguenther@suse.de>
 708
 709         PR tree-optimization/47641
 710         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
 711         require type compatibility.
 712
 713 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 714
 715         * gimple-low.c (lower_function_body): Don't remove the location of
 716         the return statement here.
 717         (lower_gimple_return): Do it here instead but only if the return
 718         statement is actually used twice.
 719
 720 2011-02-08  Richard Guenther  <rguenther@suse.de>
 721
 722         PR tree-optimization/47632
 723         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
 724         unused up_to_stmt parameter, return whether cfg-cleanup is
 725         necessary, remove EH info properly.
 726         (forward_propagate_into_gimple_cond): Adjust caller.
 727         (forward_propagate_into_cond): Likewise.
 728         (forward_propagate_comparison): Likewise.
 729         (tree_ssa_forward_propagate_single_use_vars): Make
 730         forward_propagate_comparison case similar to the two others.
 731
 732 2011-02-08  Nick Clifton  <nickc@redhat.com>
 733
 734         * config/mn10300/mn10300.opt (mliw): New command line option.
 735         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
 736         (liw_bundling): New automaton.
 737         (liw): New attribute.
 738         (liw_op): New attribute.
 739         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
 740         (movsi_internal): Add LIW attributes.
 741         (andsi3): Likewise.
 742         (iorsi3): Likewise.
 743         (xorsi3): Likewise.
 744         (addsi3): Separate register and immediate alternatives.
 745         Add LIW attributes.
 746         (subsi3): Likewise.
 747         (cmpsi): Likewise.
 748         (aslsi3): Likewise.
 749         (lshrsi3): Likewise.
 750         (ashrsi3): Likewise.
 751         (liw): New pattern.
 752         * config/mn10300/mn10300.c (liw_op_names): New
 753         (mn10300_print_operand): Handle 'W' operand descriptor.
 754         (extract_bundle): New function.
 755         (check_liw_constraints): New function.
 756         (liw_candidate): New function.
 757         (mn10300_bundle_liw): New function.
 758         (mn10300_reorg): New function.
 759         (TARGET_MACHINE_DEPENDENT_REORG): Define.
 760         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
 761         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
 762         __LIW__ or __NO_LIW__.
 763         * doc/invoke.texi: Describe the -mliw command line option.
 764
 765 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 766
 767         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
 768         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
 769         pthread_mutex_unlock): Remove.
 770         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
 771         * config/pa/t-pa64: Likewise.
 772         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
 773         shared libc if not linking against libpthread.
 774         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
 775
 776 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
 777
 778         PR target/47558
 779         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
 780         on 10.6 and later to ensure that we always use the unwinder from
 781         the system.  Only add -no_compact_unwind when tarteting darwin
 782         10.6 or later.
 783
 784 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
 785
 786         PR target/46997
 787         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
 788         (vec_interleave_lowv2sf): Ditto.
 789         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
 790         (vec_extract_oddv2sf): Ditto.
 791
 792 2011-02-07  Mike Stump  <mikestump@comcast.net>
 793
 794         PR target/42333
 795         Add __ieee_divdc3 entry point.
 796         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
 797         entry point.
 798         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
 799         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
 800         * config/darwin.c (darwin_rename_builtins): Add.
 801         * config/darwin-protos.h (darwin_rename_builtins): Add.
 802
 803 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
 804
 805         PR target/47636
 806         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
 807         for the condition.
 808
 809 2011-02-07  Mike Stump  <mikestump@comcast.net>
 810
 811         * config/darwin.opt (mmacosx-version-min): Update default OS version.
 812
 813 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
 814
 815         PR target/47534
 816         * config/avr/libgcc.S (exit): Move .endfunc
 817
 818 2011-02-07  Richard Guenther  <rguenther@suse.de>
 819
 820         PR tree-optimization/47615
 821         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
 822         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
 823         (run_scc_vn): Initialize it.
 824         (visit_reference_op_load): Use it.
 825         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
 826
 827 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 828
 829         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
 830         DImode trapping arithmetic libfuncs.
 831
 832 2011-02-07  Richard Guenther  <rguenther@suse.de>
 833
 834         PR tree-optimization/47621
 835         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
 836         two duplicates ...
 837         (execute_update_addresses_taken): ... here.  Make it more
 838         conservative in what we accept.
 839
 840 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
 841
 842         * config/sparc/freebsd.h (ASM_SPEC): Define.
 843         * config/sparc/vxworks.h (ASM_SPEC): Define.
 844
 845 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
 846
 847         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
 848
 849 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
 850
 851         * doc/invoke.texi: Remove reference to compiler internals from
 852         user documentation.
 853
 854         * reg-notes.def: Remove REG_VALUE_PROFILE.
 855         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
 856
 857 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
 858
 859         PR middle-end/47610
 860         * varasm.c (default_section_type_flags): If decl is NULL,
 861         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
 862
 863 2011-02-05  Jie Zhang  <jie@codesourcery.com>
 864
 865         PR debug/42631
 866         * web.c (entry_register): Don't clobber the number of the
 867         first uninitialized reference in used[].
 868
 869 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
 870
 871         PR tree-optimization/46194
 872         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
 873         (build_classic_dist_vector_1): Do not represent classic distance
 874         vectors when the access functions are variating in different loops.
 875
 876 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
 877
 878         * config/mips/iris6.opt: New.
 879         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
 880
 881 2011-02-04  Richard Henderson  <rth@redhat.com>
 882             Steve Ellcey  <sje@cup.hp.com>
 883
 884         PR target/46997
 885         * config/ia64/predicates.md (mux1_brcst_element): New.
 886         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
 887         * config/ia64/ia64.c (ia64_unpack_assemble): New.
 888         (ia64_unpack_sign): New.
 889         (ia64_expand_unpack): Rewrite using new routines.
 890         (ia64_expand_widen_sum): Ditto.
 891         (ia64_expand_dot_prod_v8qi): Ditto.
 892         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
 893         routines, add endian check.
 894         (pmpy2_even): Rename from pmpy2_r, add endian check.
 895         (pmpy2_odd): Rename from pmpy2_l, add endian check.
 896         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
 897         (vec_widen_smult_hi_v4hi): Ditto.
 898         (vec_widen_umult_lo_v4hi): Ditto.
 899         (vec_widen_umult_hi_v4hi): Ditto.
 900         (mulv2si3): Change endian checks.
 901         (sdot_prodv4hi): Rewrite with new calls.
 902         (udot_prodv4hi): New.
 903         (vec_pack_ssat_v4hi): Add endian check.
 904         (vec_pack_usat_v4hi): Ditto.
 905         (vec_pack_ssat_v2si): Ditto.
 906         (max1_even): Rename from max1_r, add endian check.
 907         (max1_odd): Rename from max1_l, add endian check.
 908         (*mux1_rev): Format change.
 909         (*mux1_mix): Ditto.
 910         (*mux1_shuf): Ditto.
 911         (*mux1_alt): Ditto.
 912         (*mux1_brcst_v8qi): Use new predicate.
 913         (vec_extract_evenv8qi): Remove endian check.
 914         (vec_extract_oddv8qi): Ditto.
 915         (vec_interleave_lowv4hi): Format change.
 916         (vec_interleave_highv4hi): Ditto.
 917         (mix2_even): Rename from mix2_r, add endian check.
 918         (mix2_odd): Rename from mux2_l, add endian check.
 919         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
 920         (vec_extract_evenodd_helper): Format change.
 921         (vec_extract_evenv4hi): Remove endian check.
 922         (vec_extract_oddv4hi): Remove endian check.
 923         (vec_interleave_lowv2si): Format change.
 924         (vec_interleave_highv2si): Format change.
 925         (vec_initv2si): Remove endian check.
 926         (vecinit_v2si): Add endian check.
 927         (reduc_splus_v2sf): Add endian check.
 928         (reduc_smax_v2sf): Ditto.
 929         (reduc_smin_v2sf): Ditto.
 930         (vec_initv2sf): Remove endian check.
 931         (fpack): Add endian check.
 932         (fswap): Add endian check.
 933         (vec_interleave_highv2sf): Add endian check.
 934         (vec_interleave_lowv2sf): Add endian check.
 935         (fmix_lr): Add endian check.
 936         (vec_setv2sf): Format change.
 937         (*vec_extractv2sf_0_be): Use shift to extract operand.
 938         (*vec_extractv2sf_1_be): New.
 939         (vec_pack_trunc_v4hi): Add endian check.
 940         (vec_pack_trunc_v2si): Format change.
 941
 942 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
 943
 944         PR inline-asm/23200
 945         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
 946         do bb, locus and block comparison and disallow loads if it is not set.
 947         (stmt_is_replaceable_p): New function.
 948         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
 949         callers.
 950         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
 951         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
 952         SSA_NAME_DEF_STMT.
 953         * tree-flow.h (stmt_is_replaceable_p): New prototype.
 954
 955 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
 956
 957         * config/rs6000/xilinx.opt: New.
 958         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
 959
 960 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
 961
 962         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
 963
 964 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
 965
 966         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
 967         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
 968         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
 969         secondary_reload_info, xtensa_secondary_reload): Remove.
 970         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
 971         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
 972         (xtensa_preferred_reload_class): Make static. Change return and
 973         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
 974         Use CONST_DOUBLE_P predicate.
 975         (xtensa_preferred_output_reload_class): New function.
 976         (xtensa_secondary_reload): Make static.
 977
 978 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
 979
 980         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
 981         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
 982         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
 983
 984 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
 985
 986         PR middle-end/31490
 987         * output.h (SECTION_RELRO): Define.
 988         (SECTION_MACH_DEP): Adjust.
 989         (get_variable_section): New prototype.
 990         * varpool.c (varpool_finalize_named_section_flags): New function.
 991         (varpool_assemble_pending_decls): Call it.
 992         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
 993         * cgraphunit.c (cgraph_output_in_order): Call
 994         varpool_finalize_named_section_flags.
 995         * varasm.c (get_section): Allow section flags conflicts between
 996         relro and read-only sections if the section hasn't been declared yet.
 997         Set SECTION_OVERRIDE after diagnosing section type conflict.
 998         (get_variable_section): No longer static.
 999         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1000         readonly sections that need relocations.
1001         (decl_readonly_section_1): New function.
1002         (decl_readonly_section): Use it.
1003
1004         Revert:
1005         2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
1006                     Steve Ellcey  <sje@cup.hp.com>
1007
1008         PR middle-end/31490
1009         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1010         if section attribute used.
1011
1012 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
1013
1014         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1015         * config/darwin.c (SECTION_NO_ANCHOR): Define.
1016         (darwin_init_sections): Remove assertion.
1017
1018 2011-02-03  Nick Clifton  <nickc@redhat.com>
1019
1020         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1021         lt and ge.
1022         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1023         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1024         instead of "n" and "pz".
1025         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1026         CC_FLAG_S.
1027
1028 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
1029
1030         PR target/47312
1031         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1032         fma, expand FMA_EXPR as fma{,f,l} call.
1033
1034         PR lto/47274
1035         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1036         copy them into a unsigned char variable and pass address of it to
1037         lto_output_data_stream.
1038
1039         PR target/47564
1040         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1041         around backend_init_target and lang_dependent_init_target calls.
1042         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1043         (verify_cgraph_node): Don't call set_cfun here.  Use
1044         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1045         Set error_found for incorrectly represented calls to thunks.
1046
1047 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
1048
1049         PR debug/43092
1050         PR rtl-optimization/43494
1051         * rtl.h (for_each_inc_dec_fn): New type.
1052         (for_each_inc_dec): Declare.
1053         * rtlanal.c (struct for_each_inc_dec_ops): New type.
1054         (for_each_inc_dec_find_inc_dec): New fn.
1055         (for_each_inc_dec_find_mem): New fn.
1056         (for_each_inc_dec): New fn.
1057         * dse.c (struct insn_size): Remove.
1058         (replace_inc_dec, replace_inc_dec_mem): Remove.
1059         (emit_inc_dec_insn_before): New fn.
1060         (check_for_inc_dec): Use it, along with for_each_inc_dec.
1061         (canon_address): Pass mem modes to cselib_lookup.
1062         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
1063         (cselib_lookup_from_insn): Likewise.
1064         (cselib_subst_to_values): Likewise.
1065         * cselib.c (find_slot_memmode): New var.
1066         (cselib_find_slot): New fn.  Use it instead of
1067         htab_find_slot_with_hash everywhere.
1068         (entry_and_rtx_equal_p): Use find_slot_memmode.
1069         (autoinc_split): New fn.
1070         (rtx_equal_for_cselib_p): Rename and implement in terms of...
1071         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
1072         Deal with autoinc.  Special-case recursion into MEMs.
1073         (cselib_hash_rtx): Likewise.
1074         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
1075         address and MEM modes.
1076         (cselib_subst_to_values): Add memmode, pass it on.
1077         Deal with autoinc.
1078         (cselib_lookup): Add memmode argument, pass it on.
1079         (cselib_lookup_from_insn): Add memmode.
1080         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1081         (struct cselib_record_autoinc_data): New.
1082         (cselib_record_autoinc_cb): New fn.
1083         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
1084         mode to cselib_lookup.  Reset autoinced REGs here instead of...
1085         (cselib_process_insn): ... here.
1086         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1087         to cselib_lookup.
1088         (add_uses): Likewise, also to cselib_subst_to_values.
1089         (add_stores): Likewise.
1090         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
1091         cselib_subst_to_values.
1092         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
1093         * gcse.c (do_local_cprop): Adjusted.
1094         * postreload.c (reload_cse_simplify_set): Adjusted.
1095         (reload_cse_simplify_operands): Adjusted.
1096         * sel-sched-dump (debug_mem_addr_value): Pass mode.
1097
1098 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
1099
1100         PR tree-optimization/45122
1101         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1102         unsafe assumptions when there's more than one loop exit.
1103
1104 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
1105
1106         PR target/47272
1107         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1108         Document using vector double with the load/store builtins, and
1109         that the load/store builtins always use Altivec instructions.
1110
1111         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1112         to use altivec memory instructions, even on VSX.
1113         (vector_altivec_store_<mode>): Ditto.
1114
1115         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1116         function.
1117
1118         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1119         V2DF, V2DI support to load/store overloaded builtins.
1120
1121         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1122         altivec load/store builtins for V2DF/V2DI types.
1123
1124         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1125         set avoid indexed addresses on power6 if -maltivec.
1126         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1127         vector_altivec_load/vector_altivec_store builtins.
1128         (altivec_expand_st_builtin): Ditto.
1129         (altivec_expand_builtin): Add VSX memory builtins.
1130         (rs6000_init_builtins): Add V2DI types to internal types.
1131         (altivec_init_builtins): Add support for V2DF/V2DI altivec
1132         load/store builtins.
1133         (rs6000_address_for_altivec): Insure memory address is appropriate
1134         for Altivec.
1135
1136         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1137         vec_vsx_ld and vec_vsx_st.
1138         (vsx_store_<mode>): Ditto.
1139
1140         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1141         variables to hold long long types for VSX vector memory builtins.
1142         (RS6000_BTI_unsigned_long_long): Ditto.
1143         (long_long_integer_type_internal_node): Ditti.
1144         (long_long_unsigned_type_internal_node): Ditti.
1145
1146         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1147         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1148         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1149
1150         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1151         short cuts.
1152         (vec_vsx_st): Ditto.
1153
1154 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
1155
1156         * config/pa/pa-hpux10.opt: New.
1157         * config/hpux11.opt (pthread): New Driver option.
1158         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1159         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1160
1161 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
1162
1163         * config/ia64/vms.opt: New.
1164         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1165
1166 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
1167
1168         PR target/47580
1169         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1170         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1171         generator functions.
1172         (vsx_floatuns<VSi><mode>2): Ditto.
1173         (vsx_fix_trunc<mode><VSi>2): Ditto.
1174         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1175
1176 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
1177
1178         * config/i386/djgpp.opt (posix): New Driver option.
1179
1180 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
1181
1182         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1183         Move to the unsupported targets list.
1184
1185 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
1186
1187         PR rtl-optimization/47525
1188         * df-scan.c: Update copyright years.
1189         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1190         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1191
1192 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1193
1194         * config/i386/sysv4.h (TARGET_VERSION): Remove.
1195         (SUBTARGET_RETURN_IN_MEMORY): Remove.
1196         (ASM_OUTPUT_ASCII): Remove.
1197         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1198
1199 2011-02-02  Jeff Law  <law@redhat.com>
1200
1201         PR middle-end/47543
1202         * reload.c (find_reloads_address): Handle reg+d address where both
1203         components are invalid by reloading the entire address.
1204
1205 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
1206             Richard Guenther  <rguenther@suse.de>
1207
1208         PR tree-optimization/40979
1209         PR bootstrap/47044
1210         * passes.c (init_optimization_passes): After LIM call copy_prop
1211         and DCE to clean up.
1212         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1213
1214 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
1215
1216         PR tree-optimization/47576
1217         PR tree-optimization/47555
1218         * doc/invoke.texi (scev-max-expr-complexity): Documented.
1219         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1220         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1221         * tree-scalar-evolution.c (follow_ssa_edge): Use
1222         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1223
1224 2011-02-02  Richard Guenther  <rguenther@suse.de>
1225
1226         PR tree-optimization/47566
1227         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1228
1229 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
1230
1231         PR debug/47106
1232         PR debug/47402
1233         * tree-inline.c (declare_return_variable): Remove unused caller
1234         variable.
1235
1236         PR debug/47106
1237         PR debug/47402
1238         * tree-flow-inline.h (clear_is_used, is_used_p): New.
1239         * cfgexpand.c (account_used_vars_for_block): Use them.
1240         * tree-nrv.c (tree_nrv): Likewise.
1241         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1242         (dump_scope_block): Likewise.
1243         (remove_unused_locals): Likewise.
1244
1245         PR debug/47106
1246         PR debug/47402
1247         * tree-inline.c (declare_return_variable): Add result decl to
1248         local decls only once.
1249         * gimple-low.c (record_vars_into): Mark newly-created variables
1250         as referenced.
1251
1252 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
1253
1254         PR debug/47498
1255         PR debug/47501
1256         PR debug/45136
1257         PR debug/45130
1258         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1259         debug insns.
1260         (no_real_insns_p, schedule_block, set_priorities): Drop special
1261         treatment of boundary debug insns.
1262         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1263         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1264         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1265         (BOUNDARY_DEBUG_INSN_P): Likewise.
1266         (SCHEDULE_DEBUG_INSN_P): Likewise.
1267         * sched-rgn.c (init_ready_list): Drop special treatment of
1268         boundary debug insns.
1269         * final.c (rest_of_clean_state): Clear notes' BB.
1270
1271 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1272
1273         * config/openbsd.opt (assert=): New Driver option.
1274
1275 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1276
1277         * config/i386/nto.opt: New.
1278         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1279
1280 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1281
1282         * config/i386/netware.opt: New.
1283         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1284
1285 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1286
1287         * config/interix.opt (posix): New Driver option.
1288
1289 2011-02-01  DJ Delorie  <dj@redhat.com>
1290
1291         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1292
1293         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1294         class for A0/A1.
1295
1296 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
1297
1298         PR tree-optimization/47561
1299         * toplev.c (process_options): Print the Graphite flags.  Add
1300         flag_loop_flatten to the list of options requiring Graphite.
1301
1302 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1303
1304         * config/i386/cygming.opt (posix): New Driver option.
1305
1306 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1307
1308         * config/arm/vxworks.opt: New.
1309         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1310
1311 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1312
1313         * config/alpha/elf.opt: New.
1314         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1315         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1316
1317 2011-02-01  Richard Guenther  <rguenther@suse.de>
1318
1319         PR tree-optimization/47559
1320         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1321         store-motion on references that can throw.
1322
1323 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
1324
1325         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1326         * tree-pass.h (TDF_CSELIB): New macro.
1327         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1328         cselib_lookup): Check for it rather than for TDF_DETAILS.
1329
1330 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
1331
1332         PR driver/47547
1333         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1334         is HOST_BIT_BUCKET.
1335
1336         * opts.c (finish_options): Don't add x_aux_base_name if it is
1337         HOST_BIT_BUCKET.
1338
1339 2011-02-01  Richard Guenther  <rguenther@suse.de>
1340
1341         PR tree-optimization/47555
1342         Revert
1343         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
1344
1345         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1346
1347 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
1348
1349         PR gcc/46692
1350         * config/lm32/t-lm32: Add multilib for all CPU options.
1351
1352 2011-02-01  Richard Guenther  <rguenther@suse.de>
1353
1354         PR tree-optimization/47541
1355         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1356         sure to have a field at offset zero.
1357
1358 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
1359
1360         * config/arc/arc.opt (EB, EL): New Driver options.
1361
1362 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
1363
1364         * config/alpha/osf5.opt: New.
1365         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1366
1367 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
1368
1369         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1370
1371 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
1372
1373         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1374         -floop-interchange.
1375         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1376         is an alias of -floop-interchange and that it requires the
1377         Graphite infrastructure.
1378         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1379         flag_loop_interchange based on the value of flag_tree_loop_linear.
1380
1381 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
1382             Richard Guenther  <rguenther@suse.de>
1383
1384         PR tree-optimization/47538
1385         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1386         type instead of r1type, except for comparisons.  For right
1387         shifts and comparisons punt if there are mismatches in
1388         sizetype vs. non-sizetype types.
1389
1390 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1391
1392         * doc/sourcebuild.texi (Effective-Target Keywords): Document
1393         avx_runtime.
1394
1395 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1396
1397         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1398         version number.
1399         * configure: Regenerate.
1400
1401 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1402
1403         * configure.ac (gcc_cv_ld_static_option): Define.
1404         (gcc_cv_ld_dynamic_option): Define.
1405         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1406         instead.
1407         (HAVE_LD_STATIC_DYNAMIC): Update message.
1408         (LD_STATIC_OPTION): Define.
1409         (LD_DYNAMIC_OPTION): Define.
1410         * configure: Regenerate.
1411         * config.in: Regenerate.
1412         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1413         HAVE_LD_STATIC_DYNAMIC]: Use them.
1414
1415 2011-01-31  Nick Clifton  <nickc@redhat.com>
1416
1417         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1418         registers inside interrupt handlers if the handler is not a leaf
1419         function.
1420
1421 2011-01-31  Nick Clifton  <nickc@redhat.com>
1422
1423         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1424         reg_renumber returning an INVALID_REGNUM.
1425
1426 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
1427
1428         PR libgcj/44341
1429         * doc/install.texi: Document host options discarded when cross
1430         configuring target libraries.
1431
1432 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
1433
1434         Reverted:
1435         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
1436         PR debug/45136
1437         PR debug/45130
1438         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1439         debug insns.
1440         (no_real_insns_p, schedule_block, set_priorities): Drop special
1441         treatment of boundary debug insns.
1442         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1443         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1444         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1445         (BOUNDARY_DEBUG_INSN_P): Likewise.
1446         (SCHEDULE_DEBUG_INSN_P): Likewise.
1447         * sched-rgn.c (init_ready_list): Drop special treatment of
1448         boundary debug insns.
1449         * final.c (rest_of_clean-state): Clear notes' BB.
1450
1451 2011-01-31  Alan Modra  <amodra@gmail.com>
1452
1453         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1454         toc relative expressions as we do in print_operand_address.
1455
1456 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
1457
1458         * doc/extend.texi: Follow spelling conventions.
1459         * doc/invoke.texi: Fix a typo.
1460
1461 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
1462
1463         * config/hpux11.opt: New.
1464         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1465         ia64*-*-hpux*): Use hpux11.opt.
1466
1467 2011-01-30  Jonathan Yong <jon_y@users.sourceforge.net>
1468
1469         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1470         to tmake_file.
1471
1472 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
1473
1474         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1475         support sites.
1476
1477 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
1478
1479         * doc/install.texi (Binaries): Remove outdated reference for
1480         Motorola 68HC11/68HC12 downloads.
1481
1482 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
1483
1484         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1485         Drepper's paper.
1486
1487 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
1488
1489         PR bootstrap/47147
1490         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1491         used by NetBSD.
1492
1493 2011-01-28  Ahmad Sharif  <asharif@google.com>
1494
1495         * value-prof.c (check_counter): Corrected error message.
1496
1497 2011-01-29  Jie Zhang  <jie@codesourcery.com>
1498
1499         * config/arm/arm.c (arm_legitimize_reload_address): New.
1500         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1501         arm_legitimize_reload_address.
1502         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1503
1504 2011-01-28  Ian Lance Taylor  <iant@google.com>
1505
1506         * godump.c (go_define): Ignore macros whose definitions include
1507         two adjacent operands.
1508
1509 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
1510
1511         PR target/42894
1512         * varasm.c (force_const_mem): Store copy of x in desc->constant
1513         instead of x itself.
1514         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1515         itself into REG_EQUAL note.
1516
1517 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
1518
1519         * config/freebsd.opt (posix, rdynamic): New Driver options.
1520
1521 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1522
1523         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1524         -Bstatic/-Bdynamic.
1525         * configure: Regenerate.
1526
1527 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
1528
1529         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1530         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1531
1532 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
1533
1534         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1535         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1536         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1537         (s390_preferred_reload_class): Make static. Change return and
1538         'rclass' argument type to reg_class_t.
1539
1540 2011-01-27  Jan Hubicka  <jh@suse.cz>
1541
1542         PR middle-end/46949
1543         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1544         (process_function_and_variable_attributes): Check defined weakrefs.
1545
1546 2011-01-27  Martin Jambor  <mjambor@suse.cz>
1547
1548         PR tree-optimization/47228
1549         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1550         build_ref_for_offset.
1551
1552 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1553
1554         * config/spu/spu-elf.h (ASM_SPEC): Remove.
1555
1556 2011-01-26  Mikael Pettersson <mikpe@it.uu.se>
1557
1558         PR rtl-optimization/46856
1559         * postreload.c (reload_combine_recognize_const_pattern): Do not
1560         separate cc0 setter and user on cc0 targets.
1561
1562 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
1563
1564         PR c/43082
1565         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1566         passed a VOID_TYPE expression, immediately emit an error and
1567         return error_mark_node.
1568
1569 2011-01-26  Jeff Law  <law@redhat.com>
1570
1571         PR rtl-optimization/47464
1572         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1573         rather than may_trap_p as needed.
1574
1575 2011-01-26  DJ Delorie  <dj@redhat.com>
1576
1577         PR rtl-optimization/46878
1578         * combine.c (insn_a_feeds_b): Check for the implicit cc0
1579         setter/user dependency as well.
1580
1581 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
1582
1583         PR rtl-optimization/44469
1584         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1585         after removing trivially dead basic blocks.
1586
1587 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
1588
1589         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1590         * config/frv/frv.h (LINK_SPEC): Likewise.
1591         * config/i386/netware.h (LINK_SPEC): Likewise.
1592         * config/m68k/linux.h (ASM_SPEC): Likewise.
1593         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1594         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1595         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1596         * config/sparc/linux.h (ASM_SPEC): Likewise.
1597         * config/sparc/linux64.h (ASM_SPEC): Likewise.
1598         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1599
1600 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
1601
1602         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1603         * config/frv/frv.h (ASM_SPEC): Likewise.
1604         * config/m68k/linux.h (ASM_SPEC): Likewise.
1605         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1606         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1607         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1608         * config/sparc/linux.h (ASM_SPEC): Likewise.
1609         * config/sparc/linux64.h (ASM_SPEC): Likewise.
1610         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1611
1612 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
1613
1614         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1615         * config/frv/frv.h (LINK_SPEC): Likewise.
1616         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1617
1618 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
1619
1620         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1621         * config/frv/frv.h (ASM_SPEC): Likewise.
1622         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1623         * config/m68k/linux.h (ASM_SPEC): Likewise.
1624         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1625         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1626         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1627         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1628         * config/sparc/linux.h (ASM_SPEC): Likewise.
1629         * config/sparc/linux64.h (ASM_SPEC): Likewise.
1630         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1631         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1632
1633 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
1634
1635         PR target/46997
1636         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1637         (*mux2): Ditto.
1638         (vec_extract_evenodd_help): Ditto.
1639         (vec_extract_evenv4hi): Ditto.
1640         (vec_extract_oddv4hi): Ditto.
1641         (vec_interleave_lowv2si): Ditto.
1642         (vec_interleave_highv2si): Ditto.
1643         (vec_extract_evenv2si): Ditto.
1644         (vec_extract_oddv2si: Ditto.
1645         (vec_pack_trunc_v2si): Ditto.
1646
1647 2011-01-22  Jan Hubicka  <jh@suse.cz>
1648
1649         PR target/47237
1650         * cgraph.h (cgraph_local_info): New field can_change_signature.
1651         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1652         signature can change.
1653         (ipcp_estimate_growth): Call sequence simplify only if calle signature
1654         can change.
1655         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1656         (cgraph_function_versioning): We can not change signature of functions
1657         that don't allow that.
1658         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1659         (lto_input_node): Likewise.
1660         * ipa-inline.c (compute_inline_parameters): Compute
1661         local.can_change_signature.
1662         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1663         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1664         functions that can not change signature.
1665         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1666         init_cumulative_args): Do not use local calling conventions
1667         for functions that can not change signature.
1668
1669 2011-01-22  Jan Hubicka  <jh@suse.cz>
1670
1671         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1672
1673 2011-01-26  Richard Guenther  <rguenther@suse.de>
1674
1675         PR tree-optimization/47190
1676         * cgraphunit.c (process_common_attributes): New function.
1677         (process_function_and_variable_attributes): Use it.
1678
1679 2011-01-26  Richard Guenther  <rguenther@suse.de>
1680
1681         PR lto/47423
1682         * cgraphbuild.c (record_eh_tables): Record reference to personality
1683         function.
1684
1685 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
1686
1687         PR debug/45454
1688         * sel-sched.c (moveup_expr): Don't let debug insns prevent
1689         non-debug insns from moving up.
1690
1691 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
1692
1693         PR target/40125
1694         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1695         t-dlldir{,-x} fragment for build and add it to tmake_file.
1696         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1697         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1698         * config/i386/t-dlldir: New file.
1699         (SHLIB_DLLDIR): Define.
1700         * config/i386/t-dlldir-x: New file.
1701         (SHLIB_DLLDIR): Define.
1702         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1703         (SHLIB_INSTALL): Use it.
1704
1705 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
1706
1707         PR target/47246
1708         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1709         lower bound of the allowed Thumb-2 coprocessor load/store
1710         index range to -256. Add explaining comment.
1711
1712 2011-01-25  Ian Lance Taylor  <iant@google.com>
1713
1714         * godump.c (go_define): Improve lexing of macro expansion to only
1715         accept expressions which match Go spec.
1716
1717 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
1718
1719         PR c++/43601
1720         * tree.c (handle_dll_attribute): Handle it.
1721         * doc/extend.texi (@item dllexport): Mention it.
1722         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1723
1724 2011-01-25  Ian Lance Taylor  <iant@google.com>
1725
1726         PR tree-optimization/26854
1727         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1728         (decl_jump_unsafe): Move higher in file, with no other change.
1729         (bind): Set has_jump_unsafe_decl if appropriate.
1730         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1731         (check_earlier_gotos): Likewise.
1732         (c_check_switch_jump_warnings): Likewise.
1733
1734 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
1735
1736         * doc/invoke.texi (Warning Options): Add missing hyphen.
1737         (-fprofile-dir): Minor grammatical fixes.
1738         (-fbranch-probabilities): Likewise.
1739
1740 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
1741
1742         PR debug/45136
1743         PR debug/45130
1744         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1745         debug insns.
1746         (no_real_insns_p, schedule_block, set_priorities): Drop special
1747         treatment of boundary debug insns.
1748         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1749         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1750         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1751         (BOUNDARY_DEBUG_INSN_P): Likewise.
1752         (SCHEDULE_DEBUG_INSN_P): Likewise.
1753         * sched-rgn.c (init_ready_list): Drop special treatment of
1754         boundary debug insns.
1755         * final.c (rest_of_clean-state): Clear notes' BB.
1756
1757 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1758
1759         * Makefile.in (LAMBDA_H): Removed.
1760         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1761         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1762         lambda-trans.o, and tree-loop-linear.o.
1763         (lto-symtab.o): Remove dependence on LAMBDA_H.
1764         (tree-loop-linear.o): Remove rule.
1765         (lambda-mat.o): Same.
1766         (lambda-trans.o): Same.
1767         (lambda-code.o): Same.
1768         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1769         (tree-vect-slp.o): Same.
1770         * hwint.h (gcd): Moved here.
1771         (least_common_multiple): Same.
1772         * lambda-code.c: Removed.
1773         * lambda-mat.c: Removed.
1774         * lambda-trans.c: Removed.
1775         * lambda.h: Removed.
1776         * tree-loop-linear.c: Removed.
1777         * lto-symtab.c: Do not include lambda.h.
1778         * omega.c (gcd): Removed.
1779         * passes.c (init_optimization_passes): Remove pass_linear_transform.
1780         * tree-data-ref.c (print_lambda_vector): Moved here.
1781         (lambda_vector_copy): Same.
1782         (lambda_matrix_copy): Same.
1783         (lambda_matrix_id): Same.
1784         (lambda_vector_first_nz): Same.
1785         (lambda_matrix_row_add): Same.
1786         (lambda_matrix_row_exchange): Same.
1787         (lambda_vector_mult_const): Same.
1788         (lambda_vector_negate): Same.
1789         (lambda_matrix_row_negate): Same.
1790         (lambda_vector_equal): Same.
1791         (lambda_matrix_right_hermite): Same.
1792         * tree-data-ref.h: Do not include lambda.h.
1793         (lambda_vector): Moved here.
1794         (lambda_matrix): Same.
1795         (dependence_level): Same.
1796         (lambda_transform_legal_p): Removed declaration.
1797         (lambda_collect_parameters): Same.
1798         (lambda_compute_access_matrices): Same.
1799         (lambda_vector_gcd): Same.
1800         (lambda_vector_new): Same.
1801         (lambda_vector_clear): Same.
1802         (lambda_vector_lexico_pos): Same.
1803         (lambda_vector_zerop): Same.
1804         (lambda_matrix_new): Same.
1805         * tree-flow.h (least_common_multiple): Removed declaration.
1806         * tree-parloops.c (lambda_trans_matrix): Moved here.
1807         (LTM_MATRIX): Same.
1808         (LTM_ROWSIZE): Same.
1809         (LTM_COLSIZE): Same.
1810         (LTM_DENOMINATOR): Same.
1811         (lambda_trans_matrix_new): Same.
1812         (lambda_matrix_vector_mult): Same.
1813         (lambda_transform_legal_p): Same.
1814         * tree-pass.h (pass_linear_transform): Removed declaration.
1815         * tree-ssa-loop.c (tree_linear_transform): Removed.
1816         (gate_tree_linear_transform): Removed.
1817         (pass_linear_transform): Removed.
1818         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1819         flag_loop_interchange.
1820
1821 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
1822
1823         PR tree-optimization/47265
1824         PR tree-optimization/47443
1825         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1826         if name still has some uses.
1827
1828 2011-01-25  Martin Jambor  <mjambor@suse.cz>
1829
1830         PR tree-optimization/47382
1831         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1832         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1833
1834 2011-01-25  Joel Sherrill <joel.sherrill@oarcorp.com>
1835
1836         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1837         sjlj_except_unwind_info.
1838
1839 2011-01-25  Richard Guenther  <rguenther@suse.de>
1840
1841         PR tree-optimization/47426
1842         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1843         visible functions results escape.
1844
1845 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
1846
1847         PR target/45701
1848         * config/arm/arm.c (any_sibcall_uses_r3): New function.
1849         (arm_get_frame_offsets): Use it.
1850
1851 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1852             Jakub Jelinek  <jakub@redhat.com>
1853
1854         PR tree-optimization/47271
1855         * tree-if-conv.c (bb_postdominates_preds): New.
1856         (if_convertible_bb_p): Call bb_postdominates_preds.
1857         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1858         (predicate_scalar_phi): Call bb_postdominates_preds.
1859
1860 2011-01-25  Nick Clifton  <nickc@redhat.com>
1861
1862         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1863         * config/rx/rx.c (rx_function_value): Likewise.
1864         (rx_promote_function_mode): Likewise.
1865         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1866         in order to make it legitimate.
1867         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1868         make sure that the first operand is the same as the result register.
1869         (addsi3_unspec): Delete.
1870         (subdi3): Do not accept immediate operands.
1871         (subdi3_internal): Likewise.
1872
1873 2011-01-25  Jeff Law  <law@redhat.com>
1874
1875         PR rtl-optimization/37273
1876         * ira-costs.c (scan_one_insn): Detect constants living in memory and
1877         handle them like argument loads from stack slots.  Do not double
1878         count memory for memory constants and argument loads from stack slots.
1879
1880 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
1881
1882         PR tree-optimization/47427
1883         PR tree-optimization/47428
1884         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1885         coalesce if the new root var would be TREE_READONLY.
1886
1887 2011-01-25  Richard Guenther  <rguenther@suse.de>
1888
1889         PR middle-end/47414
1890         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1891         correct type for TBAA.
1892
1893 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1894
1895         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1896         (close_phi_written_to_memory): Call for_each_index with
1897         dr_indices_valid_in_loop.
1898
1899 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1900
1901         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1902         when it is initialized.
1903
1904 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1905
1906         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1907         call to graphite_find_data_references_in_stmt.
1908         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1909         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
1910         call to graphite_find_data_references_in_stmt.
1911         (analyze_drs_in_stmts): Same.
1912         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1913         in which the scalar analysis of indices is performed.
1914         (create_data_ref): Same.  Update call to dr_analyze_indices.
1915         (find_data_references_in_stmt): Update call to create_data_ref.
1916         (graphite_find_data_references_in_stmt): Same.
1917         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1918         declaration.
1919         (create_data_ref): Same.
1920         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1921         call to create_data_ref.
1922
1923 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1924
1925         * graphite-sese-to-poly.c (build_poly_scop): Move
1926         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1927
1928 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1929
1930         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1931         VAR_DECL, PARM_DECL, and RESULT_DECL.
1932
1933 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1934
1935         * graphite-dependences.c (reduction_dr_1): Allow several reductions
1936         in a reduction PBB.
1937         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1938         that have already been marked as PBB_IS_REDUCTION.
1939
1940 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1941
1942         * graphite-scop-detection.c (same_close_phi_node): New.
1943         (remove_duplicate_close_phi): New.
1944         (make_close_phi_nodes_unique): New.
1945         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1946
1947 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1948
1949         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1950         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1951         of both data references to be the same.
1952
1953 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1954
1955         * graphite-dependences.c (build_lexicographical_constraint): Remove
1956         the gdim parameter.
1957         (build_lexicographical_constraint): Adjust call to
1958         ppl_powerset_is_empty.
1959         (dependence_polyhedron): Same.
1960         (graphite_legal_transform_dr): Same.
1961         (graphite_carried_dependence_level_k): Same.
1962         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1963         parameter.
1964         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1965
1966 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1967
1968         * graphite-sese-to-poly.c
1969         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1970         (close_phi_written_to_memory): New.
1971         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1972         and unshare_expr.
1973
1974 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1975
1976         * doc/install.texi: Update the expected version number of PPL to 0.11.
1977         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1978         #if PPL_VERSION_MINOR < 11.
1979
1980 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1981
1982         * graphite-dependences.c: Include graphite-cloog-util.h.
1983         (new_poly_ddr): Inlined into dependence_polyhedron.
1984         (free_poly_ddr): Moved close by new_poly_ddr.
1985         (dependence_polyhedron_1): Renamed dependence_polyhedron.
1986         Early return NULL when ppl_powerset_is_empty returns true.
1987         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
1988         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
1989         (graphite_legal_transform_dr): Call new_poly_ddr.
1990         (graphite_carried_dependence_level_k): Same.
1991         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
1992         (dot_transformed_deps_stmt_1): Removed.
1993         (dot_deps_stmt_1): Call dot_deps_stmt_2.
1994         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
1995         (dot_deps_1): Call dot_deps_2.
1996         * Makefile.in (graphite-dependences.o): Add missing dependence on
1997         graphite-cloog-util.h.
1998
1999 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2000
2001         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2002         (build_lexicographical_constraint): Same.
2003         (dependence_polyhedron_1): Same.
2004         (graphite_legal_transform_dr): Same.
2005         (graphite_carried_dependence_level_k): Same.
2006         * graphite-ppl.c (ppl_powerset_is_empty): New.
2007         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2008         * tree-data-ref.c (dump_data_reference): Print the basic block index.
2009
2010 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2011
2012         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2013         the "a followed by b" relation and document it.
2014
2015 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2016
2017         * graphite-dependences.c (build_lexicographical_constraint): Stop the
2018         iteration when the bag of constraints is empty.
2019
2020 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2021
2022         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2023
2024 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2025
2026         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2027         nest and two loop depths as parameters.
2028         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2029         lst_perfect_nestify.
2030
2031 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2032
2033         * graphite-dependences.c (print_pddr): Call
2034         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2035
2036 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2037
2038         * graphite-ppl.c (debug_gmp_value): New.
2039         * graphite-ppl.h (debug_gmp_value): Declared.
2040
2041 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2042
2043         * doc/install.texi: Document availability of cloog-0.16.
2044
2045 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
2046
2047         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2048         invalid postdominance info.
2049
2050 2011-01-24  Jan Hubicka  <jh@suse.cz>
2051
2052         PR c/21659
2053         * doc/extend.texi (weak pragma): Drop claim that it must
2054         appear before definition.
2055         * varasm.c (merge_weak, declare_weak): Only sanity check
2056         that DECL is not output at a time it is declared weak.
2057
2058 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
2059
2060         * machmode.def: Fixed comments.
2061
2062 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
2063
2064         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2065
2066 2011-01-24  Paul Koning  <ni1d@arrl.net>
2067
2068         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2069         WORDS_BIG_ENDIAN.
2070
2071 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2072
2073         PR target/46519
2074         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2075         (block_info): Add scanned and prev.
2076         (move_or_delete_vzeroupper_2): Return if the basic block
2077         has been scanned and the upper 128bit state is unchanged
2078         from the last scan.
2079         (move_or_delete_vzeroupper_1): Return true if the exit
2080         state is changed.
2081         (move_or_delete_vzeroupper): Visit basic blocks using the
2082         work-list based algorithm based on vt_find_locations in
2083         var-tracking.c.
2084
2085         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2086
2087 2011-01-24  Nick Clifton  <nickc@redhat.com>
2088
2089         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2090         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2091         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
2092         then define __v850e1__.
2093         * doc/invoke.texi: Document -mv850es.
2094
2095 2011-01-24  Richard Henderson  <rth@redhat.com>
2096
2097         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2098         compound unordered comparisons.
2099         * config/rx/rx.c (rx_split_fp_compare): Remove.
2100         * config/rx/rx-protos.h: Update.
2101         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2102         (cbranchsf4): Don't call rx_split_fp_compare.
2103         (*cbranchsf4): Use rx_split_cbranch.
2104         (*cmpsf): Don't accept "i" constraint.
2105         (*conditional_branch): Only valid after reload.
2106         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
2107
2108 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2109
2110         PR target/47385
2111         * config/rs6000/altivec.md (vector constant splitters): Add
2112         support for creating vector single precision constants if -mvsx is
2113         used and we would create the constant using Altivec primitives.
2114
2115 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
2116             Richard Sandiford  <rdsandiford@googlemail.com>
2117
2118         PR rtl-optimization/47166
2119         * reload1.c (emit_reload_insns): Disable the spill_reg_store
2120         mechanism for PRE_MODIFY and POST_MODIFY.
2121         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2122         reloadreg.
2123
2124 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
2125
2126         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2127
2128 2011-01-22  Jan Hubicka  <jh@suse.cz>
2129
2130         PR lto/47333
2131         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2132
2133 2011-01-22  Jan Hubicka  <jh@suse.cz>
2134
2135         PR tree-optimization/43884
2136         PR lto/44334
2137         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2138         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2139
2140 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
2141
2142         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2143         * config/s390/s390.c (s390_register_move_cost,
2144         s390_memory_move_cost): New.
2145         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2146
2147 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2148
2149         PR middle-end/47401
2150         * except.c (sjlj_assign_call_site_values): Move setting the
2151         crtl->uses_eh_lsda flag to ...
2152         (sjlj_mark_call_sites): ... here.
2153         (sjlj_emit_function_enter): Support NULL dispatch label.
2154         (sjlj_build_landing_pads): In a function with no landing pads
2155         that still has must-not-throw regions, generate code to register
2156         a personality function with empty LSDA.
2157
2158 2011-01-21  Richard Henderson  <rth@redhat.com>
2159
2160         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2161
2162         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2163
2164         * compare-elim.c: New file.
2165         * Makefile.in (OBJS-common): Add it.
2166         (compare-elim.o): New.
2167         * common.opt (fcompare-elim): New.
2168         * opts.c (default_options_table): Add OPT_fcompare_elim.
2169         * tree-pass.h (pass_compare_elim_after_reload): New.
2170         * passes.c (init_optimization_passes): Add it.
2171         * recog.h: Protect against re-inclusion.
2172         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2173         * doc/invoke.texi (-fcompare-elim): Document it.
2174         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2175         * doc/tm.texi: Rebuild.
2176
2177 2011-01-22  Nick Clifton  <nickc@redhat.com>
2178
2179         * config/rx/rx.md (cstoresf4): Pass comparison operator to
2180         rx_split_fp_compare.
2181
2182 2011-01-22  Nick Clifton  <nickc@redhat.com>
2183
2184         * config/rx/rx.md (UNSPEC_CONST): New.
2185         (deallocate_and_return): Wrap the amount popped off the stack in
2186         an UNSPEC_CONST in order to stop it being rejected by
2187         -mmax-constant-size.
2188         (pop_and_return): Add a "(return)" rtx.
2189         (call): Drop the immediate operand.
2190         (call_internal): Likewise.
2191         (call_value): Likewise.
2192         (call_value_internal): Likewise.
2193         (sibcall_internal): Likewise.
2194         (sibcall_value_internal): Likewise.
2195         (sibcall): Likewise.  Generate an explicit call using
2196         sibcall_internal.
2197         (sibcall_value): Likewise.
2198         (mov<>): FAIL if a constant operand is not legitimate.
2199         (addsi3_unpsec): New pattern.
2200
2201         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2202         (ok_for_max_constant): New function.
2203         (gen_safe_add): New function.
2204         (rx_expand_prologue): Use gen_safe_add.
2205         (rx_expand_epilogue): Likewise.
2206         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
2207         UNSPEC CONSTs.
2208
2209 2011-01-21  Jeff Law  <law@redhat.com>
2210
2211         PR tree-optimization/47053
2212         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2213         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2214         statements are deleted.
2215         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
2216         is nonempty, then purge dead edges and cleanup the CFG.
2217
2218 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
2219
2220         PR debug/47402
2221         Temporarily revert:
2222         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
2223         PR debug/47106
2224         * tree-dfa.c (create_var_ann): Mark variable as used.
2225
2226 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
2227
2228         PR middle-end/45566
2229         * except.c (convert_to_eh_region_ranges): Emit queued no-region
2230         notes from other section in hot/cold partitioning even if
2231         last_action is -3.  Increment call_site_base.
2232
2233         PR rtl-optimization/47366
2234         * fwprop.c (forward_propagate_into): Return bool.  If
2235         any changes are made, -fnon-call-exceptions is used and
2236         REG_EH_REGION note is present, call purge_dead_edges
2237         and return true if it purged anything.
2238         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2239         any EH edges were purged.
2240
2241 2011-01-21  Jeff Law  <law@redhat.com>
2242
2243         PR rtl-optimization/41619
2244         * caller-save.c (setup_save_areas): Break out code to determine
2245         which hard regs are live across calls by examining the reload chains
2246         so that it is always used.
2247         Eliminate code which checked REG_N_CALLS_CROSSED.
2248
2249 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
2250
2251         PR tree-optimization/47355
2252         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2253         NOP has non-debug uses beyond PHIs in new_bb.
2254
2255 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
2256
2257         PR debug/47106
2258         * cfgexpand.c (account_used_vars_for_block): Only account vars
2259         that are annotated as used.
2260         (estimated_stack_frame_size): Don't set TREE_USED.
2261         * tree-dfa.c (create_var_ann): Mark variable as used.
2262
2263 2011-01-21  Richard Guenther  <rguenther@suse.de>
2264
2265         PR middle-end/47395
2266         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2267
2268 2011-01-21  Richard Guenther  <rguenther@suse.de>
2269
2270         PR tree-optimization/47365
2271         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2272         (vn_reference_lookup_pieces): Adjust.
2273         (vn_reference_lookup): Likewise.
2274         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2275         (vn_reference_lookup_3): Only look through kills if in
2276         VN_WALKREWRITE mode.
2277         (vn_reference_lookup_pieces): Adjust.
2278         (vn_reference_lookup): Likewise.
2279         (visit_reference_op_load): Likewise.
2280         (visit_reference_op_store): Likewise.
2281         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2282         (compute_avail): Likewise.
2283         (eliminate): Likewise.
2284
2285 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
2286
2287         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2288         DECL_IGNORED_P non-reg vars if they are used.
2289
2290         PR tree-optimization/47391
2291         * varpool.c (const_value_known_p): Return false if
2292         decl is volatile.
2293
2294 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
2295
2296         PR bootstrap/47215
2297         * config/i386/i386.c (ix86_local_alignment): Handle
2298         case for va_list_type_node is nil.
2299         (ix86_canonical_va_list_type): Likewise.
2300
2301 2011-01-21  Alan Modra  <amodra@gmail.com>
2302
2303         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2304         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2305
2306 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2307
2308         * config/arm/arm.md (define_attr type): Rename f_load
2309         and f_store to f_fpa_load and f_fpa_store. Update.
2310         (write_conflict): Deal with rename fallout.
2311         (*push_fp_multi): Likewise.
2312         * config/arm/fpa.md (f_load): Use f_fpa_load.
2313         (f_store): Use f_fpa_store.
2314         (*movsf_fpa): Likewise.
2315         (*movdf_fpa): Likewise.
2316         (*movxf_fpa): Likewise.
2317         (*thumb2_movsf_fpa): Likewise.
2318         (*thumb2_movdf_fpa): Likewise.
2319         (*thumb2_movxf_fpa): Likewise.
2320         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2321         f_loadd and f_stored.
2322         (*thumb2_movdi_vfp): Likewise.
2323         (*thumb2_movsf_vfp): Fix attribute to f_loads.
2324         (*thumb2_movsi_vfp): Likewise.
2325         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2326         Use f_loads instead of f_load.
2327         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2328
2329 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
2330
2331         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2332         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2333         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2334         (xtensa_mode_dependent_address_p): New function.
2335         (constantpool_address_p): Make static. Change return type to bool.
2336         Change argument type to const_rtx. Use CONST_INT_P predicate.
2337
2338 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
2339
2340         PR debug/46583
2341         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2342
2343 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
2344
2345         PR debug/47283
2346         * cfgexpand.c (expand_debug_expr): Instead of generating
2347         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2348         etc. handling.
2349
2350 2011-01-20  Richard Guenther  <rguenther@suse.de>
2351
2352         PR middle-end/47370
2353         * tree-inline.c (remap_gimple_op_r): Recurse manually for
2354         the pointer operand of MEM_REFs.
2355
2356 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
2357
2358         PR tree-optimization/46130
2359         * ipa-split.c (consider_split): If return_bb contains non-virtual
2360         PHIs other than for retval or if split_function would not adjust it,
2361         refuse to split.
2362
2363 2011-01-20  Richard Guenther  <rguenther@suse.de>
2364
2365         PR tree-optimization/47167
2366         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2367         Revert previous change, only avoid enumeral type changes.
2368
2369 2011-01-19  Mike Stump  <mikestump@comcast.net>
2370
2371         * doc/tm.texi.in (BRANCH_COST): Englishify.
2372         * doc/tm.texi (BRANCH_COST): Likewise.
2373
2374 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
2375
2376         PR c++/47291
2377         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2378         (gen_scheduled_generic_parms_dies): New functions.
2379         (gen_struct_or_union_type_die): Schedule template parameters DIEs
2380         generation for the end of CU compilation.
2381         (dwarf2out_finish): Generate template parameters DIEs here.
2382
2383 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
2384
2385         PR debug/46240
2386         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2387         debug bind stmt on merge edges.
2388
2389 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
2390
2391         PR debug/47079
2392         PR debug/46724
2393         * function.c (instantiate_expr): Instantiate incoming rtl of
2394         implicit arguments, and recurse on VALUE_EXPRs.
2395         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2396         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2397
2398 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
2399
2400         * c-parser.c (c_parser_for_statement): Initialize
2401         collection_expression.
2402
2403 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
2404
2405         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2406
2407 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
2408
2409         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2410         (LINK_SHLIB_SPEC): Don't use %(link_path).
2411         (SUBTARGET_EXTRA_SPECS): Remove link_path.
2412
2413 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
2414
2415         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2416         (NO_SHARED_LIB_SUPPORT): Remove.
2417         (LINK_SHLIB_SPEC): Remove one conditional definition.
2418
2419 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
2420
2421         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2422         %{call_shared}.
2423         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2424         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2425         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2426         %{call_shared} and conditionals on these options not being passed.
2427         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2428         %{call_shared}.
2429
2430 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
2431
2432         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2433         simplify.
2434
2435         * ipa-split.c: Spelling fixes.
2436
2437 2011-01-19  Richard Henderson  <rth@redhat.com>
2438
2439         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2440         (*mulsi3): Likewise.
2441
2442         * longlong.h [__mn10300__] (count_leading_zeros): New.
2443         [__mn10300__] (umul_ppmm, smul_ppmm): New.
2444         [__mn10300__] (add_ssaaaa, subddmmss): New.
2445         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2446         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2447
2448 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2449
2450         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2451
2452 2011-01-19  Richard Henderson  <rth@redhat.com>
2453
2454         * config/mn10300/mn10300.md (addsi3_flags): New.
2455         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2456         (subsi3_flags, subc_internal, subdi3): New.
2457         (subdi3_internal, *subdi3_degenerate): New.
2458         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2459
2460         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2461         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2462         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
2463         * config/mn10300/mn10300-protos.h: Update.
2464         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2465         (return_ret): Likewise.  Rename from return_internal_regs.
2466         (return_internal): Remove.
2467
2468         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2469         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2470         (mn10300_legitimate_constant_p): Likewise.
2471         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2472         (mn10300_frame_size): New.
2473         (mn10300_expand_prologue): Use it.
2474         (mn10300_expand_epilogue): Likewise.
2475         (mn10300_initial_offset): Likewise.
2476         * config/mn10300/mn10300-protos.h: Update.
2477         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2478         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2479         (prologue, epilogue, return_internal): Tidy output code.
2480         (mn10300_store_multiple_operation, return): Likewise.
2481         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2482         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2483         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2484         (load_pic, am33_load_pic): New.
2485         (mn10300_load_pic0, mn10300_load_pic1): New.
2486
2487         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2488         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2489         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2490         (cc_flags_for_mode, cc_flags_for_code): New.
2491         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2492         overflow flag is not valid.  Validate that the flags we need
2493         for the comparison are valid.
2494         (mn10300_output_cmp): Remove.
2495         (mn10300_output_add): New.
2496         (mn10300_select_cc_mode): Use cc_flags_for_code.
2497         (mn10300_split_cbranch): New.
2498         (mn10300_match_ccmode): New.
2499         (mn10300_split_and_operand_count): New.
2500         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2501         to the function.
2502         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2503         (addsi3): ... here.  Use mn10300_output_add.
2504         (*addsi3_flags): New.
2505         (*am33_subsi3, *mn10300_subsi3): Merge...
2506         (subsi3): ... here.  Use attribute isa.
2507         (*subsi3_flags): New.
2508         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
2509         when possible.
2510         (*am33_andsi3, *mn10300_andsi3): Merge...
2511         (andsi3): ... here.
2512         (*andsi3_flags): New.
2513         (andsi3 splitters): New.
2514         (*am33_iorsi3, *mn10300_iorsi3): Merge...
2515         (iorsi3): ... here.
2516         (*iorsi3_flags): New.
2517         (*am33_xorsi3, *mn10300_xorsi3): Merge...
2518         (xorsi3): ... here.
2519         (*xorsi3_flags): New.
2520         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2521         (one_cmplsi2): ... here.
2522         (*one_cmplsi2_flags): New.
2523         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
2524         instead of "dax" in constraints.  Use mn10300_split_cbranch.
2525         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
2526         use matching constraints to eliminate a self-comparison.
2527         (*integer_conditional_branch): Rename from integer_conditional_branch.
2528         Use int_mode_flags to match CC_REG.
2529         (*cbranchsi4_btst, *btstsi): New.
2530         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
2531         mn10300_split_cbranch.
2532         (*am33_cmpsf): Rename from am33_cmpsf.
2533         (*float_conditional_branch): Rename from float_conditional_branch.
2534         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2535         (zero_extendqisi2): ... here.
2536         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2537         (zero_extendhisi2): ... here.
2538         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2539         (extendqisi2): ... here.
2540         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2541         (extendhisi2): ... here.
2542         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2543         (ashlsi3): ... here.
2544         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2545         (lshrsi3): ... here.
2546         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2547         (ashrsi3): ... here.
2548         (consecutive add peephole): Remove.
2549         * config/mn10300/predicates.md (label_ref_operand): New.
2550         (int_mode_flags): New.
2551         (CCZN_comparison_operator): New.
2552
2553         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2554         (throughput_42_latency_43): New reservation.
2555         (mulsidi3, umulsidi3): New expanders.
2556         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
2557         the MDR register to allocation; separately allocate the low and
2558         high parts of the DImode result.
2559         (umulsidi3_internal): Similarly.
2560         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2561         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
2562         (udivsi3, umodsi3): Remove.
2563         (udivmodsi4, divmodsi4): New expanders.
2564         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
2565         (*divmodsi4): Simiarly.
2566         (ext_internal): New.
2567
2568         * config/mn10300/constraints.md ("z"): New constraint.
2569         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2570         (FIXED_REGISTERS): Don't fix MDR.
2571         (CALL_USED_REGSITERS): Reformat nicely.
2572         (REG_ALLOC_ORDER): Add MDR.
2573         (enum regclass): Add MDR_REGS.
2574         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2575         (IRA_COVER_CLASSES): Add MDR_REGS.
2576         (REGNO_REG_CLASS): Handle MDR_REG.
2577         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2578         (mn10300_register_move_cost): Likewise.
2579         * config/mn10300/mn10300.md (MDR_REG): New.
2580         (*movsi_internal): Handle moves to/from MDR_REGS.
2581
2582         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2583         POST_MODIFY.
2584         (mn10300_secondary_reload): Tidy combination reload classes.
2585         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2586         addresses for AM33.  Allow symbolic offsets for reg+imm.
2587         (mn10300_regno_in_class_p): New.
2588         (mn10300_legitimize_reload_address): New.
2589         * config/mn10300/mn10300.h (enum reg_class): Remove
2590         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2591         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
2592         SP_OR_GENERAL_REGS.
2593         (REG_CLASS_NAMES): Update to match.
2594         (REG_CLASS_CONTENTS): Likewise.
2595         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2596         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2597         (REGNO_IN_RANGE_P): Remove.
2598         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2599         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2600         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2601         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2602         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2603         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2604         (REGNO_GENERAL_P): New.
2605         (HAVE_POST_MODIFY_DISP): New.
2606         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2607         (LEGITIMIZE_RELOAD_ADDRESS): New.
2608         * config/mn10300/mn10300-protos.h: Update.
2609
2610         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2611         DATA_REGS for AM33 stack-pointer destination.
2612         (mn10300_preferred_output_reload_class): Likewise.
2613         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2614         into a form appropriate for ...
2615         (TARGET_SECONDARY_RELOAD): New.
2616         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2617         * config/mn10300/mn10300-protos.h: Update.
2618         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2619         reload_insi; use the "A" constraint for the scratch; handle AM33
2620         moves of sp to non-address registers.
2621
2622         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2623         (*movqi_internal): ... here.
2624         (*am33_movhi, *mn10300_movhi): Merge into...
2625         (*movhi_internal): ... here.
2626         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
2627         as the source/destination of moves from/to SP.
2628         (movsf): Only allow for AM33-2.
2629         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2630         any integer constant constraint.  Only allow for AM33-2.  Tidy
2631         all of the alternative outputs.
2632         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2633         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
2634         for MN103.
2635         (udivsi3, umodsi3): New patterns for MN103 only.
2636
2637 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
2638
2639         * doc/tm.texi.in: Spell out that a lack of register class unions
2640         can lead to ICEs.
2641         * doc/tm.texi: Regenerate.
2642
2643 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
2644
2645         PR rtl-optimization/47337
2646         * dce.c (check_argument_store): New function.
2647         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
2648
2649         PR tree-optimization/47290
2650         * tree-eh.c (infinite_empty_loop_p): New function.
2651         (cleanup_empty_eh): Use it.
2652
2653 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
2654
2655         PR target/46997
2656         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2657         (a64_expand_widen_sum): Ditto.
2658         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2659         (vec_extract_evenodd_help): Ditto.
2660         (vec_extract_evenv4hi): Ditto.
2661         (vec_extract_oddv4hi): Ditto.
2662         (vec_extract_evenv2si): Ditto.
2663         (vec_extract_oddv2si): Ditto.
2664         (vec_extract_evenv2sf): Ditto.
2665         (vec_extract_oddv2sf): Ditto.
2666         (vec_pack_trunc_v4hi: Ditto.
2667         (vec_pack_trunc_v2si): Ditto.
2668         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2669         (vec_interleave_highv8qi): Ditto.
2670         (mix1_r): Ditto.
2671         (vec_extract_oddv8qi): Ditto.
2672         (vec_interleave_lowv4hi): Ditto.
2673         (vec_interleave_highv4hi): Ditto.
2674         (vec_interleave_lowv2si): Ditto.
2675         (vec_interleave_highv2si): Ditto.
2676
2677 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2678
2679         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2680         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2681         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
2682         (pa_c_mode_for_suffix): New.
2683         (TARGET_EXPAND_BUILTIN): Define.
2684         (TARGET_C_MODE_FOR_SUFFIX): Define.
2685         (pa_builtins): Define.
2686         (pa_init_builtins): Register __float128 type and init new support
2687         builtins.
2688         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2689         * config/pa/quadlib.c (_U_Qfcopysign): New.
2690
2691 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
2692
2693         PR middle-end/46894
2694         * explow.c (allocate_dynamic_stack_space): Do not assume more than
2695         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2696         are defined.
2697
2698 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2699
2700         PR tree-optimization/47179
2701         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2702         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2703
2704 2011-01-18  Richard Guenther  <rguenther@suse.de>
2705
2706         PR rtl-optimization/47216
2707         * emit-rtl.c: Include tree-flow.h.
2708         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2709         of replicating it with different semantics.
2710         * Makefile.in (emit-rtl.o): Adjust.
2711
2712 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2713
2714         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2715         (cortex_a9_dp): Handle neon types correctly.
2716
2717 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
2718
2719         PR rtl-optimization/47299
2720         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2721         subtarget.  Use normal multiplication if both operands are constants.
2722         * expmed.c (expand_widening_mult): Don't try to optimize constant
2723         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
2724         before using it.
2725
2726 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2727
2728         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
2729         spacing after 'e.g.', typos, comma, hyphenation.
2730
2731 2011-01-17  Richard Henderson  <rth@redhat.com>
2732
2733         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2734         (rx_restricted_mem_operand): New.
2735         (rx_shift_operand): Use register_operand.
2736         (rx_source_operand, rx_compare_operand): Likewise.
2737         * config/rx/rx.md (addsi3_flags): New expander.
2738         (adddi3): Rewrite as expander.
2739         (adc_internal, *adc_flags, adddi3_internal): New patterns.
2740         (subsi3_flags): New expander.
2741         (subdi3): Rewrite as expander.
2742         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2743
2744         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2745         (rx_init_builtins): Remove sat builtin.
2746         (rx_expand_builtin): Likewise.
2747         * config/rx/rx.md (ssaddsi3): New.
2748         (*sat): Rename from sat.  Represent the CC_REG input.
2749
2750         * config/rx/predicates.md (rshift_operator): New.
2751         * config/rx/rx.c (rx_expand_insv): Remove.
2752         * config/rx/rx-protos.h: Update.
2753         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
2754         operand to the canonical position.
2755         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2756         (*bitclr, *bitclr_in_memory): Similarly.
2757         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2758         (insv): Retain the zero_extract in the expansion.
2759
2760         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2761         (bswaphi2, bitinvert, revw): Likewise.
2762
2763         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2764         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2765         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2766         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2767         (bitset, bitset_in_memory): Likewise.
2768         (bitinvert, bitinvert_in_memory): Likewise.
2769         (bitclr, bitclr_in_memory): Likewise.
2770         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2771         (rx_strend, rx_cmpstrn): Likewise.
2772         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
2773         (bitop peep2 patterns): Remove.
2774
2775         * config/rx/rx.c (rx_match_ccmode): New.
2776         * config/rx/rx-protos.h: Update.
2777         * config/rx/rx.md (abssi2): Clobber, don't set flags.
2778         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2779         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2780         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2781         (fix_truncsfsi2, floatsisf2): Likewise.
2782         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2783         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2784         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2785         (*subsi3_flags, *xorsi3_flags): New.
2786
2787         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2788
2789         * config/rx/rx.c (rx_print_operand): Remove workaround for
2790         unsplit comparison operations.
2791
2792         * config/rx/rx.md (movsicc): Split after reload.
2793         (*movsicc): Merge *movsieq and *movsine via match_operator.
2794         (*stcc): New pattern.
2795
2796         * config/rx/rx.c (rx_float_compare_mode): Remove.
2797         * config/rx/rx.h (rx_float_compare_mode): Remove.
2798         * config/rx/rx.md (cstoresi4): Split after reload.
2799         (*sccc): New pattern.
2800
2801         * config/rx/predicates.md (label_ref_operand): New.
2802         (rx_z_comparison_operator): New.
2803         (rx_zs_comparison_operator): New.
2804         (rx_fp_comparison_operator): New.
2805         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2806         Validate that the flags are set properly for the comparison.
2807         (rx_gen_cond_branch_template): Remove.
2808         (rx_cc_modes_compatible): Remove.
2809         (mode_from_flags): New.
2810         (flags_from_code): Rename from flags_needed_for_conditional.
2811         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2812         (rx_select_cc_mode): Likewise.
2813         (rx_split_fp_compare): New.
2814         (rx_split_cbranch): New.
2815         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2816         (*cbranchsi4): Use match_operator and rx_split_cbranch.
2817         (*cbranchsf4): Similarly.
2818         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
2819         match_operator and rx_split_cbranch.
2820         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2821         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
2822         (*cmpsi): Rename from cmpsi.
2823         (*tstsi): Rename from tstsi.
2824         (*cmpsf): Rename from cmpsf; use CC_Fmode.
2825         (*conditional_branch): Rename from conditional_branch.
2826         (*reveresed_conditional_branch): Remove.
2827         (b<code>): Remove expander.
2828         * config/rx/rx-protos.h: Update.
2829
2830         * config/rx/rx.c (rx_compare_redundant): Remove.
2831         * config/rx/rx.md (cmpsi): Don't use it.
2832         * config/rx/rx-protos.h: Update.
2833
2834         * config/rx/rx-modes.def (CC_F): New mode.
2835         * config/rx/rx.c (rx_select_cc_mode): New.
2836         * config/rx/rx.h (SELECT_CC_MODE): Use it.
2837         * config/rx/rx-protos.h: Update.
2838
2839 2011-01-17  Richard Henderson  <rth@redhat.com>
2840
2841         * except.c (dump_eh_tree): Fix stray ; after for statement.
2842
2843 2011-01-17  Richard Guenther  <rguenther@suse.de>
2844
2845         PR tree-optimization/47313
2846         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2847         handling before copying the body.  Properly deal with
2848         by-reference result in SSA form.
2849
2850 2011-01-17  Ian Lance Taylor  <iant@google.com>
2851
2852         PR target/47219
2853         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2854         (struct_value_alias_set): Don't define.
2855         (sparc_option_override): Don't set sparc_sr_alias_set and
2856         struct_value_alias_set.
2857         (save_or_restore_regs): Use gen_frame_mem rather than calling
2858         set_mem_alias_set.
2859         (sparc_struct_value_rtx): Likewise.
2860
2861 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
2862
2863         PR target/47318
2864         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2865         __m128i.
2866         (_mm_maskstore_pd): Likewise.
2867         (_mm_maskload_ps): Likewise.
2868         (_mm_maskstore_ps): Likewise.
2869         (_mm256_maskload_pd): Change mask to __m256i.
2870         (_mm256_maskstore_pd): Likewise.
2871         (_mm256_maskload_ps): Likewise.
2872         (_mm256_maskstore_ps): Likewise.
2873
2874         * config/i386/i386-builtin-types.def: Updated.
2875         (ix86_expand_special_args_builtin): Likewise.
2876
2877         * config/i386/i386.c (bdesc_special_args): Update
2878         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2879         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2880         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2881         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2882
2883         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2884         Use <avxpermvecmode> on mask register.
2885         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2886
2887 2011-01-17  Olivier Hainque  <hainque@adacore.com>
2888             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
2889             Eric Botcazou  <ebotcazou@adacore.com>
2890
2891         PR target/46655
2892         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2893         if <= USHRT_MAX in 32-bit mode.
2894
2895 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2896
2897         * doc/install.texi (Configuration, Specific): Wrap long
2898         lines in examples.  Allow line wrapping in long options
2899         and URLs where beneficial for PDF output.
2900
2901 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
2902
2903         * config/mips/mips.c (mips_classify_symbol): Don't return
2904         SYMBOL_PC_RELATIVE for nonlocal labels.
2905
2906 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
2907
2908         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2909
2910 2011-01-15  Jan Hubicka  <jh@suse.cz>
2911
2912         PR tree-optimization/47276
2913         * ipa.c (function_and_variable_visibility): Do not try to mark alias
2914         declarations as needed.
2915
2916 2011-01-15  Martin Jambor  <mjambor@suse.cz>
2917
2918         * common.opt (fdevirtualize): New flag.
2919         * doc/invoke.texi (Option Summary): Document it.
2920         * opts.c (default_options_table): Add devirtualize flag.
2921         * ipa-prop.c (detect_type_change): Return immediately if
2922         devirtualize flag is not set.
2923         (detect_type_change_ssa): Likewise.
2924         (compute_known_type_jump_func): Likewise.
2925         (ipa_analyze_virtual_call_uses): Likewise.
2926
2927 2011-01-14  Martin Jambor  <mjambor@suse.cz>
2928
2929         PR tree-optimization/45934
2930         PR tree-optimization/46302
2931         * ipa-prop.c (type_change_info): New type.
2932         (stmt_may_be_vtbl_ptr_store): New function.
2933         (check_stmt_for_type_change): Likewise.
2934         (detect_type_change): Likewise.
2935         (detect_type_change_ssa): Likewise.
2936         (compute_complex_assign_jump_func): Check for dynamic type change.
2937         (compute_complex_ancestor_jump_func): Likewise.
2938         (compute_known_type_jump_func): Likewise.
2939         (compute_scalar_jump_functions): Likewise.
2940         (ipa_analyze_virtual_call_uses): Likewise.
2941         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2942
2943 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2944
2945         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2946         * config/i386/i386.opt (msse5): New Alias.
2947
2948 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2949
2950         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2951         * config/sparc/linux64.h (CC1_SPEC): Likewise.
2952         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2953         * config/sparc/sparc.h (CC1_SPEC): Likewise.
2954
2955 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2956
2957         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2958         -mcpu options.
2959         * config/sparc/linux64.h (CC1_SPEC): Likewise.
2960         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2961         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2962         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2963         Likewise.
2964         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2965
2966 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2967
2968         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2969
2970 2011-01-14  Mike Stump  <mikestump@comcast.net>
2971
2972         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2973         * config/fr30/fr30.md: Likweise
2974         (movsi_push): Likewise.
2975         (movsi_pop): Likewise.
2976         (enter_func): Likewise.
2977         * config/moxie/moxie.md (movsi_push): Likewise.
2978         (movsi_pop): Likewise.
2979
2980 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2981
2982         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2983         %{no_archive} %{exact_version}.
2984         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2985         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2986         %{no_archive} %{exact_version}.
2987         * config/mips/openbsd.h (LINK_SPEC): Likewise.
2988         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2989         * config/mips/vxworks.h: Likewise.
2990
2991 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2992
2993         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2994
2995 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2996
2997         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2998         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2999
3000 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3001
3002         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3003         -nodefaultlib.
3004
3005 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3006
3007         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3008         for mcpu not cpu.
3009         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3010         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3011         not cpu.
3012         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3013         Don't handle -shlib.
3014
3015 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3016
3017         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3018         (CC1_SPEC): Don't handle -profile.
3019
3020 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3021
3022         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3023         * config/mips/mips.h (CC1_SPEC): Likewise.
3024
3025 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3026
3027         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3028         * config/mips/mips.h (CC1_SPEC): Likewise.
3029
3030 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3031
3032         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3033         * config/m32r/linux.h (LINK_SPEC): Likewise.
3034         * config/mips/linux.h (LINK_SPEC): Likewise.
3035         * config/mips/linux64.h (LINK_SPEC): Likewise.
3036         * config/sparc/linux.h (LINK_SPEC): Likewise.
3037         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3038         LINK_SPEC): Likewise.
3039         * config/xtensa/linux.h (LINK_SPEC): Likewise.
3040
3041 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3042
3043         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3044         %{version:-v}.
3045         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3046
3047 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3048
3049         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3050         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3051
3052 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3053
3054         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3055
3056 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3057
3058         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3059         supports -Bstatic/-Bdynamic.
3060         * configure: Regenerate.
3061
3062 2011-01-14  Jan Hubicka  <jh@suse.cz>
3063         Jack Howarth <howarth@bromo.med.uc.edu>
3064
3065         PR target/46037
3066         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3067         when checking debug_info_level. Test write_symbols instead of
3068         debug_hooks->var_location when setting flag_var_tracking_uninit.
3069
3070 2011-01-14  Richard Guenther  <rguenther@suse.de>
3071
3072         PR tree-optimization/47179
3073         * target.def (ref_may_alias_errno): New target hook.
3074         * targhooks.h (default_ref_may_alias_errno): Declare.
3075         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3076         (default_ref_may_alias_errno): New function.
3077         * target.h (struct ao_ref_s): Declare.
3078         * tree-ssa-alias.c: Include target.h.
3079         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3080         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3081         (targhooks.o): Likewise.
3082         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3083         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3084
3085 2011-01-14  Richard Guenther  <rguenther@suse.de>
3086
3087         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
3088
3089 2011-01-14  Richard Guenther  <rguenther@suse.de>
3090
3091         PR tree-optimization/47280
3092         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3093         return CFG changes.
3094         (tree_ssa_forward_propagate_single_use_vars): Deal with
3095         CFG changes from associate_plusminus.
3096
3097 2011-01-14  Richard Guenther  <rguenther@suse.de>
3098
3099         PR middle-end/47281
3100         Revert
3101         2011-01-11  Richard Guenther  <rguenther@suse.de>
3102
3103         PR tree-optimization/46076
3104         * tree-ssa.c (useless_type_conversion_p): Conversions from
3105         unprototyped to empty argument list function types are useless.
3106
3107 2011-01-14  Richard Guenther  <rguenther@suse.de>
3108
3109         PR tree-optimization/47286
3110         * tree-ssa-structalias.c (new_var_info): Register variables are global.
3111
3112 2011-01-14  Martin Jambor  <mjambor@suse.cz>
3113
3114         PR middle-end/46823
3115         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3116
3117 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
3118
3119         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3120         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3121         * config/xtensa/xtensa.c (xtensa_libcall_value,
3122         xtensa_function_value_regno_p): New functions.
3123         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3124
3125 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
3126
3127         PR c++/47213
3128         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3129         PE specific hook.
3130         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3131         New function prototype.
3132         * config/i386/winnt.c (i386_pe_assemble_visibility):
3133         Warn only if attribute was specified by user.
3134
3135 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
3136
3137         PR target/47251
3138         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3139         floating point.
3140         (floatunsdidf2_fcfidu): Ditto.
3141
3142 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3143
3144         * config/s390/s390.c (print_operand_address): Replace 'error' with
3145         'output_operand_lossage'.
3146         (print_operand): Likewise.
3147
3148 2011-01-13  Jeff Law  <law@redhat.com>
3149
3150         PR rtl-optimization/39077
3151         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3152         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3153         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3154         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3155         * gcse.c (prune_insertions_deletions): New function.
3156         (compute_pre_data): Use it.
3157
3158 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
3159
3160         PR debug/PR46973
3161         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3162         static function.
3163         (prune_unused_types_mark): Use it.
3164
3165 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
3166
3167         PR rtl-optimization/45352
3168         * sel-sched.c: Update copyright years.
3169         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3170         in the advancing loop when we have issued issue_rate insns.
3171
3172 2011-01-12  Richard Henderson  <rth@redhat.com>
3173
3174         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3175         (TARGET_MD_ASM_CLOBBERS): New.
3176
3177         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3178         (TARGET_DELEGITIMIZE_ADDRESS): New.
3179
3180         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3181         (clzsi2, *bsch): New patterns.
3182
3183         * config/mn10300/mn10300.md (INT): New mode iterator.
3184         (*mov<INT>_clr): New pattern, and peep2 to generate it.
3185
3186         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3187         flag_split_wide_types.
3188
3189         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3190         (mn10300_trampoline_init): Rewrite without a template, an immediate
3191         load and a direct branch.
3192         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3193
3194 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
3195
3196         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3197         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3198         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3199         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3200
3201 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
3202
3203         PR debug/47209
3204         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3205         of type.
3206
3207 2011-01-12  Jan Hubicka  <jh@suse.cz>
3208
3209         PR driver/47244
3210         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3211         (PLUGIN_COND_CLOSE): New macro.
3212         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3213
3214 2011-01-12  Richard Guenther  <rguenther@suse.de>
3215
3216         PR lto/47259
3217         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3218         register variables in a MEM_REF.
3219
3220 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
3221
3222         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3223         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3224         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3225         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3226         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3227         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3228         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3229         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3230         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3231         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3232         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3233         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3234         * config/gnu-user.h: New.  Copied from linux.h.
3235         (LINUX_TARGET_STARTFILE_SPEC): Rename to
3236         GNU_USER_TARGET_STARTFILE_SPEC.
3237         (LINUX_TARGET_ENDFILE_SPEC): Rename to
3238         GNU_USER_TARGET_ENDFILE_SPEC.
3239         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3240         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3241         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3242         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3243         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3244         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3245         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3246         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3247         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3248         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3249         * config/arm/linux-eabi.h (CC1_SPEC): Use
3250         GNU_USER_TARGET_CC1_SPEC.
3251         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3252         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3253         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3254         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3255         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3256         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3257         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3258         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3259
3260 2011-01-12  Richard Guenther  <rguenther@suse.de>
3261
3262         PR other/46946
3263         * doc/invoke.texi (ffast-math): Document it is turned on
3264         with -Ofast.
3265
3266 2011-01-12  Jan Hubicka  <jh@suse.cz>
3267
3268         PR tree-optimization/47233
3269         * opts.c (common_handle_option): Disable ipa-reference with profile
3270         feedback.
3271
3272 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
3273
3274         * c-parser.c (c_parser_objc_at_property_declaration): Improved
3275         error message.
3276
3277 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
3278
3279         * c-parser.c (c_lex_one_token): Updated and reindented some
3280         comments.  No changes in code.
3281
3282 2011-01-11  Ian Lance Taylor  <iant@google.com>
3283
3284         * godump.c (go_output_var): Don't output the variable if there is
3285         already a type with the same name.
3286
3287 2011-01-11  Ian Lance Taylor  <iant@google.com>
3288
3289         * godump.c (go_format_type): Don't generate float80.
3290
3291 2011-01-11  Richard Henderson  <rth@redhat.com>
3292
3293         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3294         declaration.  Rewrite for both speed and size.
3295         (mn10300_address_cost_1): Remove.
3296         (mn10300_register_move_cost): New.
3297         (mn10300_memory_move_cost): New.
3298         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
3299         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
3300         extensions, shifts, BSWAP, CLZ.
3301         (mn10300_wide_const_load_uses_clr): Remove.
3302         (TARGET_REGISTER_MOVE_COST): New.
3303         (TARGET_MEMORY_MOVE_COST): New.
3304         * config/mn10300/mn10300-protos.h: Update.
3305         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3306
3307         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3308         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3309         * config/mn10300/mn10300-protos.h: Update.
3310         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3311         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3312         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3313         (*test_int_bitfield, *test_byte_bitfield): Remove.
3314         (*bit_test, *subreg_bit_test): Remove.
3315         * config/mn10300/predicates.md (const_8bit_operand): Remove.
3316
3317         * config/mn10300/constraints.md ("c"): Rename from "A".
3318         ("A", "D"): New constraint letters.
3319         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3320         (fmssf4, fnmasf4, fnmssf4): Likewise.
3321
3322         * config/mn10300/mn10300.md (isa): New attribute.
3323         (enabled): New attribute.
3324
3325         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3326         (abssf2, negsf2): Define only for hardware fp.
3327         (sqrtsf2): Reformat.
3328         (addsf3, subsf3, mulsf3): Merge expander and insn.
3329
3330         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3331         (DEBUGGER_AUTO_OFFSET): Remove.
3332         (DEBUGGER_ARG_OFFSET): Remove.
3333
3334         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3335         Emit register stores with the same offsets as the hardware.
3336         (mn10300_store_multiple_operation): Don't check that the register
3337         save offsets are monotonic.
3338         * config/mn10300/mn10300-protos.h: Update.
3339
3340         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3341
3342         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3343         in terms of the value on the stack, not the MDR register.
3344
3345 2011-01-11  Jan Hubicka  <jh@suse.cz>
3346
3347         PR lto/45721
3348         PR lto/45375
3349         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3350         (symbol_alias_set_destroy, symbol_alias_set_contains,
3351         propagate_aliases_backward): Declare.
3352         * lto-streamer-out.c (struct sets): New sturcture.
3353         (trivally_defined_alias): New function.
3354         (output_alias_pair_p): Rewrite.
3355         (output_unreferenced_globals): Fix output of alias pairs.
3356         (produce_symtab): Likewise.
3357         * ipa.c (function_and_variable_visibility): Set weak alias destination
3358         as needed in lto.
3359         * varasm.c (symbol_alias_set_t): Remove.
3360         (symbol_alias_set_destroy): Export.
3361         (propagate_aliases_forward, propagate_aliases_backward): New functions
3362         based on ...
3363         (compute_visible_aliases): ... this one; remove.
3364         (trivially_visible_alias): New
3365         (trivially_defined_alias): New.
3366         (remove_unreachable_alias_pairs): Rewrite.
3367         (finish_aliases_1): Reorganize code checking if alias is defined.
3368         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3369         in LTO mode.
3370
3371 2011-01-11  Richard Guenther  <rguenther@suse.de>
3372
3373         PR tree-optimization/46076
3374         * tree-ssa.c (useless_type_conversion_p): Conversions from
3375         unprototyped to empty argument list function types are useless.
3376
3377 2011-01-11  Richard Guenther  <rguenther@suse.de>
3378
3379         PR middle-end/45235
3380         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3381         volatile MEMs as MEM_READONLY_P.
3382
3383 2011-01-11  Richard Guenther  <rguenther@suse.de>
3384
3385         PR tree-optimization/47239
3386         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3387
3388 2011-01-11  Jeff Law  <law@redhat.com>
3389
3390         PR tree-optimization/47086
3391         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3392         IVs from statements that might throw.
3393
3394 2011-01-10  Jan Hubicka  <jh@suse.cz>
3395
3396         PR lto/45375
3397         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3398
3399 2011-01-10  Jan Hubicka  <jh@suse.cz>
3400
3401         PR lto/45375
3402         * profile.c (read_profile_edge_counts): Ignore profile inconistency
3403         when correcting profile.
3404
3405 2011-01-10  Jan Hubicka  <jh@suse.cz>
3406
3407         PR lto/46083
3408         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3409         DECL_FINI_PRIORITY.
3410         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3411         Restore DECL_FINI_PRIORITY.
3412
3413 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3414
3415         * doc/gimple.texi: Fix quoting of multi-word return values in
3416         @deftypefn statements.  Ensure presence of return value.  Wrap
3417         overlong @deftypefn lines.
3418         (is_gimple_operand, is_gimple_min_invariant_address): Remove
3419         descriptions of removed functions.
3420         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3421         of multi-word return value in @deftypefn statement.
3422
3423 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3424
3425         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3426         (Conditional Expressions, Logical Operators)
3427         (Statement and operand traversals): Do not indent smallexample
3428         code.  Fix duplicate function argument in example.
3429
3430 2011-01-10  Jeff Law  <law@redhat.com>
3431
3432         PR tree-optimization/47141
3433         * ipa-split.c (split_function): Handle case where we are
3434         returning a value and the return block has a virtual operand phi.
3435
3436 2011-01-10  Jan Hubicka  <jh@suse.cz>
3437
3438         PR tree-optimization/47234
3439         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3440         (pass_feedback_split_functions): Declare.
3441         * passes.c (init_optimization_passes): Add ipa-split as subpass of
3442         tree-profile.
3443         * ipa-split.c (gate_split_functions): Update comments; disable
3444         split-functions for profile_arc_flag and branch_probabilities.
3445         (gate_feedback_split_functions): New function.
3446         (execute_feedback_split_functions): New function.
3447         (pass_feedback_split_functions): New global var.
3448
3449 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
3450
3451         PR lto/46760
3452         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3453         calling gimple_call_set_cannot_inline.
3454
3455 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
3456
3457         * config/darwin-sections.def: Remove unused section.
3458
3459 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
3460
3461         PR c++/47218
3462         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3463
3464 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
3465
3466         PR objc/47232
3467         * c-parser.c (c_parser_declaration_or_fndef): Improved
3468         error message.
3469
3470 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
3471
3472         * config/i386/winnt.c (i386_pe_start_function): Make sure
3473         to switch back to function's section.
3474
3475 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
3476
3477         PR gcc/46902
3478         PR testsuite/46912
3479         * plugin.c: Move include of dlfcn.h from here...
3480         * system.h: ... to here.
3481
3482 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3483
3484         * doc/cpp.texi (C++ Named Operators): Fix markup for header
3485         file name.
3486         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3487         two extra empty pages in PDF output.
3488
3489 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
3490
3491         PR objc/47078
3492         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3493         for error recovery purposes behave as if it was not specified so
3494         that the default type is usd.
3495
3496 2011-01-07  Jan Hubicka  <jh@suse.cz>
3497
3498         PR tree-optmization/46469
3499         * ipa.c (function_and_variable_visibility): Clear needed flags on
3500         nodes with external decls; handle weakrefs merging correctly.
3501
3502 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
3503
3504         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3505         not false.
3506
3507 2011-01-07  Jan Hubicka  <jh@suse.cz>
3508
3509         * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3510         and no longer claim that gold is required for linker plugin.
3511         * configure: Regenerate.
3512         * gcc.c (PLUGIN_COND): New macro.
3513         (LINK_COMMAND_SPEC): Use it.
3514         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3515         * config.in (HAVE_LTO_PLUGIN): New.
3516         * configure.ac (--with-lto-plugin): New parameter; autodetect
3517         HAVE_LTO_PLUGIN.
3518
3519 2011-01-07  Jan Hubicka  <jh@suse.cz>
3520
3521         PR tree-optimization/46367
3522         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3523         when we can update original.
3524         (cgraph_mark_inline_edge): Sanity check.
3525         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3526
3527 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3528
3529         * config/spu/spu.h (ASM_COMMENT_START): Define.
3530
3531 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
3532
3533         PR driver/42445
3534         * gcc.c (%>S): New.
3535         (SWITCH_KEEP_FOR_GCC): Likewise.
3536         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3537         (do_spec_1): Handle "%>".
3538
3539         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3540
3541 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
3542
3543         PR target/47201
3544         * config/i386/i386.c (ix86_delegitimize_address): If
3545         simplify_gen_subreg fails, return orig_x.
3546
3547         PR bootstrap/47187
3548         * value-prof.c (gimple_stringop_fixed_value): Handle
3549         lhs of the call properly.
3550
3551 2011-01-07  Jan Hubicka  <jh@suse.cz>
3552
3553         PR lto/45375
3554         * lto-opt.c (lto_reissue_options): Set flag_shlib.
3555
3556 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
3557
3558         * target.def (function_switched_text_sections): New hook.
3559         * doc/tm.texi: Regenerated.
3560         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3561         * final.c (default_function_switched_text_sections): New.
3562         (final_scan_insn): Call function_switched_text_sections when a
3563         mid-function section change occurs.
3564         * output.h (default_function_switched_text_sections): Declare.
3565         * config/darwin-protos.h (darwin_function_switched_text_sections):
3566         Likewise.
3567         * config/darwin.c (darwin_function_switched_text_sections): New.
3568         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3569
3570 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
3571
3572         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
3573         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
3574         the secondary code fragment when outputting for DWARF == 2.
3575
3576 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
3577
3578         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3579         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3580         Remove.
3581         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3582         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3583
3584 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
3585
3586         PR debug/46704
3587         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3588         when it is not empty.
3589
3590 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
3591
3592         Bobcat Enablement
3593         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3594         (case ${target}): Add btver1.
3595         * config/i386/driver-i386.c (host_detect_local_cpu): Let
3596         -march=native recognize btver1 processors.
3597         * config/i386/i386-c.c (ix86_target_macros_internal): Add
3598         btver1 def_and_undef
3599         * config/i386/i386.c (struct processor_costs btver1_cost): New
3600         btver1 cost table.
3601         (m_BTVER1): New definition.
3602         (m_AMD_MULTIPLE): Includes m_BTVER1.
3603         (initial_ix86_tune_features): Add btver1 tune.
3604         (processor_target_table): Add btver1 entry.
3605         (static const char *const cpu_names): Add btver1 entry.
3606         (software_prefetching_beneficial_p): Add btver1.
3607         (ix86_option_override_internal): Add btver1 instruction sets.
3608         (ix86_issue_rate): Add btver1.
3609         (ix86_adjust_cost): Add btver1.
3610         * config/i386/i386.h (TARGET_BTVER1): New definition.
3611         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3612         (enum processor_type): Add PROCESSOR_BTVER1.
3613         * config/i386/i386.md (define_attr "cpu"): Add btver1.
3614
3615 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3616
3617         PR target/43309
3618         * config/i386/i386.c (legitimize_tls_address)
3619         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3620         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3621         (tls_initial_exec_64_sun): New pattern.
3622
3623 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
3624
3625         * doc/invoke.texi (Overall Options): Improve wording and markup
3626         of the description of -wrapper.
3627
3628 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
3629
3630         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3631         rdynamic, threads): New Driver options.
3632
3633 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3634
3635         PR target/38118
3636         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3637         if coming from .tdata.
3638         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3639
3640 2011-01-06  Jan Hubicka  <jh@suse.cz>
3641
3642         PR lto/47188
3643         * collect2.c (main): Do not enable LTOmode when plugin is active.
3644
3645 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3646
3647         PR other/45915
3648         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3649         --version output if supported.
3650         * configure: Regenerate.
3651
3652 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
3653
3654         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3655         Driver options.
3656
3657 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
3658
3659         PR c/47150
3660         * c-convert.c (convert): When converting a complex expression
3661         other than COMPLEX_EXPR to a different complex type, ensure
3662         c_save_expr is called instead of save_expr, unless in_late_binary_op.
3663         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3664         when converting COMPLEX_TYPE.
3665
3666 2011-01-06  Ira Rosen  <irar@il.ibm.com>
3667
3668         PR tree-optimization/47139
3669         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3670         only the last reduction value is used outside the loop.  Update
3671         documentation.
3672
3673 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
3674
3675         * config/rtems.opt: New.
3676         * config.gcc (*-*-rtems*): Use rtems.opt.
3677
3678 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
3679
3680         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3681         processors do not support 3DNow instructions.
3682
3683 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3684
3685         * config/spu/spu.c (spu_option_override): Set parameter
3686         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3687
3688 2011-01-05  Jan Hubicka  <jh@suse.cz>
3689
3690         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3691         at the command line.
3692
3693 2011-01-05  Martin Jambor  <mjambor@suse.cz>
3694
3695         PR lto/47162
3696         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3697         deltas on streamed outgoing edges.
3698         (output_node_opt_summary): Output info for outgoing edges only when
3699         the node is in new parameter set.
3700         (output_cgraph_opt_summary): New parameter set, passed to the two
3701         aforementioned functions.  Update its forward declaration and its
3702         callee too.
3703
3704 2011-01-05  Tom Tromey  <tromey@redhat.com>
3705
3706         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3707         operator to c_finish_omp_atomic.
3708         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3709         (build_unary_op): Update.
3710         (build_modify_expr): Update.
3711         (build_asm_expr): Update.
3712
3713 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3714
3715         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3716         newly inserted insns.
3717         (pad_bb): Likewise.
3718         (spu_emit_branch_hint): Likewise.
3719         (insert_hbrp_for_ilb_runout): Likewise.
3720         (spu_machine_dependent_reorg): Call df_finish_pass after
3721         schedule_insns returns.
3722
3723 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3724
3725         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3726
3727 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
3728
3729         PR tree-optimization/47005
3730         * tree-sra.c (struct access): Add 'non_addressable' bit.
3731         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3732         (decide_one_param_reduction): Return 0 if the parameter is passed by
3733         reference and one of the accesses in the group is non_addressable.
3734
3735 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
3736
3737         PR tree-optimization/47056
3738         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3739         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
3740         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
3741
3742 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
3743
3744         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3745         initializer.  Skip view conversions from aggregate types.
3746
3747 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
3748
3749         PR bootstrap/47055
3750         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3751
3752 2011-01-04  Philipp Thomas <pth@suse.de>
3753
3754         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3755         obvious typo.
3756
3757 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3758
3759         * function.c (thread_prologue_and_epilogue_insns): Do not crash
3760         on empty epilogue sequences.
3761
3762 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
3763
3764         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3765         non-static): New Driver options.
3766
3767 2011-01-04  Jie Zhang  <jie@codesourcery.com>
3768
3769         PR driver/47137
3770         * gcc.c (default_compilers[]): Set combinable field to 0
3771         for all assembly languages.
3772
3773 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
3774
3775         * config/mips/loongson3a.md: New file.
3776         * config/mips/mips.md: Include loongson3a.md.
3777         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3778         TUNE_LOONGSON_3A.
3779
3780 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
3781
3782         PR middle-end/47017
3783         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3784         instead of convert_memory_address_addr_space on the base expression.
3785
3786 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3787
3788         * config/spu/spu.c (spu_option_override): Update error text
3789         for bad -march= / -mtune= values.
3790
3791 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3792
3793         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3794         if branch-hint optimization will be performed.
3795
3796 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
3797
3798         PR tree-optimization/47148
3799         * ipa-split.c (split_function): Convert arguments to
3800         DECL_ARG_TYPE if possible.
3801
3802         PR tree-optimization/47155
3803         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3804         when computing uns.
3805
3806         PR rtl-optimization/47157
3807         * combine.c (try_combine): If undobuf.other_insn becomes
3808         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3809         and set *new_direct_jump_p too.
3810
3811 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
3812
3813         PR tree-optimization/47021
3814         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3815
3816 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
3817
3818         * gcc.c (process_command): Update copyright notice dates.
3819         * gcov.c (print_version): Likewise.
3820         * gcov-dump.c (print_version): Likewise.
3821         * mips-tfile.c (main): Likewise.
3822         * mips-tdump.c (main): Likewise.
3823
3824 2011-01-03  Martin Jambor  <mjambor@suse.cz>
3825
3826         PR tree-optimization/46801
3827         * tree-sra.c (type_internals_preclude_sra_p): Check whether
3828         aggregate fields start at byte boundary instead of the bit-field flag.
3829
3830 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
3831
3832         PR driver/47137
3833         * gcc.c (main): Revert revision 168407.
3834
3835 2011-01-03  Martin Jambor  <mjambor@suse.cz>
3836
3837         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3838
3839 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3840
3841         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3842         vector optab to expand vector/scalar shift, update gimple to vector.
3843
3844 2011-01-03  Martin Jambor  <mjambor@suse.cz>
3845
3846         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3847         a thunk.
3848
3849 2011-01-03  Martin Jambor  <mjambor@suse.cz>
3850
3851         PR tree-optimization/46984
3852         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3853         HOST_WIDE_INT.
3854         (cgraph_create_indirect_edge): Fixed line length.
3855         (cgraph_indirect_call_info): Declare.
3856         (cgraph_make_edge_direct) Update declaration.
3857         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3858         (cgraph_create_indirect_edge): Use it.
3859         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
3860         callees.
3861         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3862         the new thunk_delta representation.
3863         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3864         HOST_WIDE_INT.
3865         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3866         (ipa_read_indirect_edge_info): Likewise.
3867         * lto-cgraph.c (output_edge_opt_summary): New function.
3868         (output_node_opt_summary): Call it on all outgoing edges.
3869         (input_edge_opt_summary): New function.
3870         (input_node_opt_summary): Call it on all outgoing edges.
3871
3872 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
3873
3874         PR driver/47137
3875         * gcc.c (main): Don't check have_o when settting combine_inputs.
3876
3877 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
3878
3879         * regrename.c: Add general comment describing the pass.
3880         (struct du_head): Remove 'length' field.
3881         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3882         (regrename_optimize): Do not sort chains.  Rework comments, add others.
3883         Force renaming to the preferred class (if any) in the first pass and do
3884         not consider registers that belong to it in the second pass.
3885         (create_new_chain): Do not set 'length' field.
3886         (scan_rtx_reg): Likewise.
3887
3888 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
3889
3890         PR tree-optimization/47140
3891         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3892         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3893         to bit_value_binop.
3894
3895         PR rtl-optimization/47028
3896         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3897         parm_birth_insn instead of at the beginning of first bb.
3898
3899 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
3900
3901         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3902         Remove the word "see" before "@pxref".
3903         * doc/rtl.texi: Remove the word "see" before "@pxref".
3904
3905 2011-01-01  Jan Hubicka  <jh@suse.cz>
3906
3907         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3908         memory.
3909
3910 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
3911
3912         PR target/38662
3913         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3914
3915 \f
3916 Copyright (C) 2011 Free Software Foundation, Inc.
3917
3918 Copying and distribution of this file, with or without modification,
3919 are permitted in any medium without royalty provided the copyright
3920 notice and this notice are preserved.