gcc/ChangeLog

   1 2011-02-18  Jan Hubicka  <jh@suse.cz>
   2
   3         PR middle-end/47788
   4         * ipa-inline.c (compute_inline_parameters): Clear disregard_inline_limits
   5         when function is not inlinable at all.
   6
   7 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
   8
   9         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
  10         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
  11         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
  12         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
  13         * config/pa/t-pa64: Likewise.
  14         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
  15
  16 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
  17
  18         PR driver/47787
  19         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
  20
  21 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
  22
  23         PR target/47792
  24         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
  25
  26 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
  27
  28         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
  29         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
  30         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
  31         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
  32         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
  33         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
  34         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
  35         m32r_load_postinc_p, m32r_store_preinc_predec_p,
  36         m32r_legitimate_address_p): New functions.
  37         * config/m32r/constraints.md (constraint "S"): Don't use
  38         STORE_PREINC_PREDEC_P.
  39         (constraint "U"): Don't use LOAD_POSTINC_P.
  40
  41 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
  42
  43         PR rtl-optimization/46178
  44         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
  45         compute ira_hard_regno_cover_class[].
  46
  47 2011-02-18  Richard Guenther  <rguenther@suse.de>
  48
  49         PR lto/47798
  50         * lto-streamer.h (lto_global_var_decls): Declare.
  51         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
  52         statics for global var processing.
  53
  54 2011-02-18  Richard Guenther  <rguenther@suse.de>
  55
  56         PR tree-optimization/47737
  57         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
  58         edge dominance check.
  59
  60 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
  61
  62         PR debug/47780
  63         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
  64         avoid invalid rtx sharing.
  65
  66 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
  67
  68         * doc/cpp.texi (Obsolete Features): Add background on the
  69         origin of assertions.
  70
  71 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
  72
  73         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
  74         objc_abi == 2.
  75         * config/darwin.c (output_objc_section_asm_op): Added support for
  76         ABI v1 and v2.
  77         (is_objc_metadata): New.
  78         (darwin_objc2_section): New.
  79         (darwin_objc1_section): New.
  80         (machopic_select_section): Added support for ABI v1 and v2.
  81         (darwin_emit_objc_zeroed): New.
  82         (darwin_output_aligned_bss): Detect objc metadata and treat it
  83         appropriately.
  84         (darwin_asm_output_aligned_decl_common): Same.
  85         (darwin_asm_output_aligned_decl_local): Same.
  86         * config/darwin-sections.def: Updated for ABI v1 and v2.
  87         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
  88         compiling Objective-C code for the NeXT runtime, default to using
  89         ABI version 0 for 32-bit, and version 2 for 64-bit.
  90
  91 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
  92
  93         * common.opt (optimize_fast): New Variable.
  94         * opts.c (default_options_optimization): Use opts->x_optimize_fast
  95         instead of local variable ofast.
  96
  97 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
  98
  99         * doc/invoke.texi (fobjc-abi-version): Documented.
 100         (fobjc-nilcheck): Documented.
 101         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
 102         version.
 103
 104 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
 105
 106         PR driver/47390
 107         * common.opt (export-dynamic): New Driver option.
 108         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
 109
 110 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
 111
 112         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
 113
 114 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
 115             Jan Hubicka  <jh@suse.cz>
 116
 117         PR debug/47106
 118         PR debug/47402
 119         * cfgexpand.c (account_used_vars_for_block): Remove.
 120         (estimated_stack_frame_size): Use referenced vars.
 121         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
 122         that were referenced in the original function.  Test src_fn
 123         rather than cfun.  Drop redundant get_var_ann.
 124         (setup_one_parameter): Drop redundant get_var_ann.
 125         (declare_return_variable): Likewise.
 126         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
 127         (copy_arguments_for_versioning): Drop redundant get_var_ann.
 128         * ipa-inline.c (compute_inline_parameters): Do not compute
 129         disregard_inline_limits here.
 130         are not available.
 131         (compute_inlinable_for_current, pass_inlinable): New.
 132         (pass_inline_parameters): Require PROP_referenced_vars.
 133         * cgraphunit.c (cgraph_process_new_functions): Don't run
 134         compute_inline_parameters explicitly unless function is in
 135         SSA form.
 136         (cgraph_analyze_function): Set .disregard_inline_limits.
 137         * tree-sra.c (convert_callers): Compute inliner parameters
 138         only for functions already in SSA form.
 139
 140 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
 141
 142         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
 143         -mlittle-endian-data.
 144
 145 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
 146
 147         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
 148         -mno-fpu, not -fpu and -no-fpu.
 149         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
 150         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
 151
 152 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
 153
 154         PR target/43653
 155         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
 156         input reload with PLUS RTX.
 157
 158 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 159
 160         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
 161         of InverseVar(MDMX).
 162
 163 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 164
 165         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
 166         --m4-340.
 167
 168 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 169
 170         * config/mn10300/mn10300.opt (mno-crt0): New.
 171
 172 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 173
 174         * config/m68k/uclinux.opt (static-libc): New Driver option.
 175
 176 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 177
 178         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
 179
 180 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
 181
 182         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
 183         %{muser-extend-enabled}.
 184
 185 2011-02-16  Richard Guenther  <rguenther@suse.de>
 186
 187         PR tree-optimization/47738
 188         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
 189         the TODO from tree_predictive_commoning.
 190
 191 2011-02-15  Jeff Law  <law@redhat.com>
 192
 193         Revert
 194         2011-01-25  Jeff Law  <law@redhat.com>
 195
 196         PR rtl-optimization/37273
 197         * ira-costs.c (scan_one_insn): Detect constants living in memory and
 198         handle them like argument loads from stack slots.  Do not double
 199         count memory for memory constants and argument loads from stack slots.
 200
 201 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 202
 203         PR middle-end/47725
 204         * combine.c (cant_combine_insn_p): Revert the last change.
 205
 206 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
 207
 208         PR target/47755
 209         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
 210         mode for vector constants.  Remove code that checks for TImode.
 211
 212 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
 213
 214         PR debug/47106
 215         PR debug/47402
 216         * cgraph.h (compute_inline_parameters): Return void.
 217         * ipa-inline.c (compute_inline_parameters): Adjust.
 218
 219 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
 220
 221         PR debug/47106
 222         PR debug/47402
 223         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
 224         rather than decl.
 225         * cfgexpand.c (estimated_stack_frame_size): Likewise.
 226         * ipa-inline.c (compute_inline_parameters): Adjust.
 227
 228 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
 229
 230         PR debug/47106
 231         PR debug/47402
 232         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
 233         Adjust all users.  Pass FN to...
 234         * tree-flow-inline.h (first_referenced_var): ... this.  Add
 235         fn argument.
 236         * ipa-struct-reorg.c: Adjust.
 237         * tree-dfa.c: Adjust.
 238         * tree-into-ssa.c: Adjust.
 239         * tree-sra.c: Adjust.
 240         * tree-ssa-alias.c: Adjust.
 241         * tree-ssa-live.c: Adjust.
 242         * tree-ssa.c: Adjust.
 243         * tree-ssanames.c: Adjust.
 244         * tree-tailcall.c: Adjust.
 245
 246 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
 247
 248         PR debug/47106
 249         PR debug/47402
 250         * tree-flow.h (referenced_var_lookup): Add fn parameter.
 251         Adjust all callers.
 252         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
 253         * tree-flow-inline.h: Adjust.
 254         * gimple-pretty-print.c: Adjust.
 255         * tree-into-ssa.c: Adjust.
 256         * tree-ssa.c: Adjust.
 257         * cfgexpand.c: Adjust.
 258
 259 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
 260
 261         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
 262         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 263         (EXTRA_CONSTRAINT): Delete.
 264         * config/iq2000/constraints.md: New file.
 265         * config/iq2000/iq2000.md: Include it.
 266         (define_insn ""): Delete.
 267         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
 268         unsupported constraint letters from patterns.
 269         (call_value, call_value_internal1): Likewise.
 270         (call_value_multiple_internal1): Likewise.
 271
 272 2011-02-15  Nick Clifton  <nickc@redhat.com>
 273
 274         * config/mn10300/mn10300.c: Include tm-constrs.h.
 275         (struct liw_data): New data structure describing an LIW candidate
 276         instruction.
 277         (extract_bundle): Use struct liw_data.  Allow small integer
 278         operands for some instructions.
 279         (check_liw_constraints): Use struct liw_data.  Remove swapped
 280         parameter.  Add comments describing the checks.  Fix bug when
 281         assigning the source of liw1 to the source of liw2.
 282         (liw_candidate): Delete.  Code moved into extract_bundle.
 283         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
 284         before swapping.
 285         * config/mn10300/predicates.md (liw_operand): New predicate.
 286         Allows registers and small integer constants.
 287         * config/mn10300/constraints.md (O): New constraint.  Accetps
 288         integers in the range -8 to +7 inclusive.
 289         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
 290         for moving a small integer into a register.  Give this alternative
 291         LIW attributes.
 292         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
 293         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
 294         using the J,K,L and M constraints,
 295         (liw): Remove SI mode on second operands to allow for HI and QI
 296         mode values.
 297         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
 298         instruction.
 299
 300 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
 301
 302         PR middle-end/47725
 303         * combine.c (cant_combine_insn_p): Check zero/sign extended
 304         hard registers.
 305
 306 2011-02-15  Richard Guenther  <rguenther@suse.de>
 307
 308         PR tree-optimization/47743
 309         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
 310         for a non-type-compatible VN lookup bail out.
 311
 312 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
 313
 314         * config/fr30/constraints.md: New file.
 315         * config/fr30/fr30.md: Include it.
 316         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
 317         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 318         (EXTRA_CONSTRAINT): Delete.
 319
 320 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
 321
 322         * config/frv/constraints.md: New file.
 323         * config/frv/predicates.md: Include it.
 324         * config/frv/frv.c (reg_class_from_letter): Delete.
 325         (frv_option_override): Don't initialize it.
 326         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
 327         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
 328         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
 329         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
 330         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
 331         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 332         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
 333         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
 334         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
 335         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
 336         (REG_CLASS_FROM_CONSTRAINT): Delete.
 337
 338 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
 339
 340         PR middle-end/47581
 341         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
 342         if frame size is 0 in a leaf function.
 343
 344 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 345
 346         PR pch/14940
 347         * config/alpha/host-osf.c: New file.
 348         * config/alpha/x-osf: New file.
 349         * config.host (alpha*-dec-osf*): Use it.
 350
 351 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
 352
 353         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
 354         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
 355         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
 356         (rx_mode_dependent_address_p): ...this. Make static. Change argument
 357         type to const_rtx.
 358         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
 359
 360 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
 361
 362         * config/stormy16/constraints.md: New file.
 363         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
 364         Use satisfies_constraint_Q and satisfies_constraint_R.
 365         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
 366         Delete.
 367         (xstormy16_legitiamte_address_p): Declare.
 368         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
 369         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 370         (EXTRA_CONSTRAINT): Delete.
 371         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
 372         Un-staticize.
 373         (xstormy16_extra_constraint_p): Delete.
 374
 375 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
 376
 377         PR tree-optimization/46494
 378         * loop-unroll.c (split_edge_and_insert): Adjust comment.
 379         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
 380         (pass_rtl_loop_done): Add TODO_verify_flow.
 381         * fwprop.c (pass_rtl_fwprop): Likewise.
 382         * modulo-sched.c (pass_sms): Likewise.
 383         * tree-ssa-dom.c (pass_dominator): Likewise.
 384         * tree-ssa-loop-ch.c (pass_ch): Likewise.
 385         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
 386         (pass_tree_loop_done): Likewise.
 387         * tree-ssa-pre.c (execute_pre): Likewise.
 388         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
 389         * tree-ssa-sink.c (pass_sink_code): Likewise.
 390         * tree-vrp.c (pass_vrp): Likewise.
 391
 392 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
 393
 394         * config/v850/constraints.md: New file.
 395         * config/v850/v850.md: Include it.
 396         * config/v850/predicates.md (reg_or_0_operand): Use
 397         satisfies_constraint_G.
 398         (special_symbolref_operand): Use satisfies_constraint_K.
 399         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
 400         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
 401         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
 402         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
 403         (EXTRA_CONSTRAINT): Delete.
 404         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
 405         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
 406         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
 407
 408 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
 409
 410         PR target/47696
 411         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
 412         description.
 413
 414 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
 415
 416         * config/mcore/constraints.md: New file.
 417         * config/mcore/mcore.md: Include it.
 418         * config/mcore/mcore.c (reg_class_from_letter): Delete.
 419         * config/mcore/mcore.h (reg_class_from_letter): Delete.
 420         (REG_CLASS_FROM_LETTER): Delete.
 421         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
 422         insn_const_int_ok_for_constraint.
 423         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
 424         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
 425         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
 426         (EXTRA_CONSTRAINT): Delete.
 427
 428 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 429
 430         PR ada/41929
 431         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
 432         (IS_SIGHANDLER): Define.
 433         (sparc64_is_sighandler): New function, split off from
 434         sparc64_fallback_frame_state.
 435         (sparc_is_sighandler): New function, split off from
 436         sparc_fallback_frame_state.
 437         (sparc64_fallback_frame_state): Merge with ...
 438         (sparc_fallback_frame_state): ... this into ...
 439         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
 440         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
 441         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
 442         stack instead of hardcoded offsets.
 443
 444 2011-02-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 445
 446         * go/gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
 447
 448 2011-02-14  Andriy Gapon  <avg@freebsd.org>
 449
 450         PR target/45808
 451         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
 452
 453 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 454
 455         * configure: Regenerate.
 456
 457 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
 458
 459         PR driver/45731
 460         * gcc.c (asm_options): Correct spec matching --target-help.
 461
 462 2011-02-12  Martin Jambor  <mjambor@suse.cz>
 463
 464         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
 465         to gimple call error.
 466
 467 2011-02-12  Mike Stump  <mikestump@comcast.net>
 468
 469         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
 470         comments in backslash regions.
 471
 472 2011-02-12  Mike Stump  <mikestump@comcast.net>
 473             Jakub Jelinek  <jakub@redhat.com>
 474             Iain Sandoe  <iains@gcc.gnu.org>
 475
 476         PR target/47324
 477         * dwarf2out.c (output_cfa_loc): When required, apply the
 478         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
 479         (output_loc_sequence): Likewise.
 480         (output_loc_operands_raw): Likewise.
 481         (output_loc_sequence_raw): Likewise.
 482         (output_cfa_loc): Likewise.
 483         (output_loc_list): Suppress register number adjustment when
 484         calling output_loc_sequence()
 485         (output_die): Likewise.
 486
 487 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
 488
 489         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
 490         Remove macros.
 491         * config/xtensa/xtensa.c (xtensa_register_move_cost,
 492         xtensa_memory_move_cost): New functions.
 493         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
 494
 495 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
 496
 497         PR lto/47225
 498         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
 499         in the current directory.
 500         * configure: Rebuilt.
 501
 502 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
 503
 504         * config/darwin.c (darwin_override_options): Add a hunk missed
 505         from the commit of r168571.  Trim comment line lengths and
 506         correct indents of the preceding block.
 507
 508 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
 509
 510         * gcc.c (driver_handle_option): Concatenate the argument to -F with
 511         the switch.
 512
 513 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
 514
 515         * common.opt (nostartfiles): New Driver option.
 516
 517 2011-02-11  Xinliang David Li  <davidxl@google.com>
 518
 519         PR tree-optimization/47707
 520         * tree-chrec.c (convert_affine_scev): Keep type precision.
 521
 522 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
 523
 524         PR tree-optimization/47420
 525         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
 526
 527 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
 528
 529         PR rtl-optimization/47614
 530         * rtl.h (check_for_inc_dec): Declare.
 531         * dse.c (check_for_inc_dec): Externalize...
 532         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
 533         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
 534
 535 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
 536
 537         PR driver/47678
 538         * gcc.c (main): Do not compile inputs if there were errors in
 539         option handling.
 540         * opts-common.c (read_cmdline_option): Check for wrong language
 541         after other error checks.
 542
 543 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
 544
 545         * cgraph.c: Fix comment typos.
 546         * cgraph.h: Likewise.
 547         * cgraphunit.c: Likewise.
 548         * ipa-cp.c: Likewise.
 549         * ipa-inline.c: Likewise.
 550         * ipa-prop.c: Likewise.
 551         * ipa-pure-const.c: Likewise.
 552         * ipa-ref.c: Likewise.
 553         * ipa-reference.c: Likewise.
 554
 555 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
 556
 557         PR debug/47684
 558         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
 559
 560 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 561
 562         PR testsuite/47400
 563         * doc/sourcebuild.texi (Require Support): Document
 564         dg-require-ascii-locale.
 565
 566 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
 567
 568         * doc/lto.texi (Write summary): Fix missing parentheses.
 569
 570 2011-02-10  DJ Delorie  <dj@redhat.com>
 571
 572         * config/m32c/m32c.c (m32c_option_override): Disable
 573         -fcombine-stack-adjustments until flag value tracking and compare
 574         optimization can be rewritten.
 575
 576 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
 577
 578         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
 579         PROCESSOR_POWER7.
 580         (PROCESSOR_DEFAULT64): Likewise.
 581
 582 2011-02-10  Richard Henderson  <rth@redhat.com>
 583
 584         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
 585         change from 2011-02-03.
 586         * config/rx/rx.c (flags_from_code): Likewise.
 587         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
 588         is valid, n/pz otherwise.
 589         (rx_select_cc_mode): Return CCmode if Y is not zero.
 590
 591 2011-02-10  Richard Guenther  <rguenther@suse.de>
 592
 593         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
 594
 595 2011-02-10  Richard Guenther  <rguenther@suse.de>
 596
 597         PR tree-optimization/47677
 598         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
 599
 600 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
 601
 602         PR target/47665
 603         * combine.c (make_compound_operation): Only change shifts into
 604         multiplication for SCALAR_INT_MODE_P.
 605
 606 2011-02-10  Jie Zhang  <jie@codesourcery.com>
 607
 608         PR testsuite/47622
 609         Revert
 610         2011-02-05  Jie Zhang  <jie@codesourcery.com>
 611         PR debug/42631
 612         * web.c (entry_register): Don't clobber the number of the
 613         first uninitialized reference in used[].
 614
 615 2011-02-09  Richard Guenther  <rguenther@suse.de>
 616
 617         PR tree-optimization/47664
 618         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
 619         all edges again.
 620
 621 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
 622
 623         PR target/46481
 624         PR target/47032
 625         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
 626         PROCESSOR_POWER7.
 627         (PROCESSOR_DEFAULT64): Same.
 628         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
 629
 630 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 631
 632         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
 633
 634 2011-02-09  Martin Jambor  <mjambor@suse.cz>
 635
 636         PR middle-end/45505
 637         * tree-sra.c (struct access): New flags grp_scalar_read and
 638         grp_scalar_write.  Changed description of assignment read and write
 639         flags.
 640         (dump_access): Dump new flags, reorder all of them.
 641         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
 642         to detect multiple scalar reads.
 643         (analyze_access_subtree): Use the new scalar read write flags instead
 644         of the old flags.  Adjusted comments.
 645
 646 2011-02-08  DJ Delorie  <dj@redhat.com>
 647
 648         PR target/47548
 649         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
 650         patterns.
 651
 652 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 653
 654         * config/m68k/uclinux.opt: New.
 655         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
 656
 657 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 658
 659         * config/cris/elf.opt (sim): New Driver option.
 660
 661 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 662
 663         * config/xtensa/elf.opt: New.
 664         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
 665
 666 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 667
 668         * config/vax/elf.opt: New.
 669         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
 670
 671 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 672
 673         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
 674
 675 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 676
 677         * config/gnu-user.opt: New.
 678         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
 679         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
 680         *-*-uclinux*): Use gnu-user.opt.
 681
 682 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
 683
 684         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
 685         * config/i386/gnu.h (CPP_SPEC): Likewise.
 686
 687 2011-02-08  Ian Lance Taylor  <iant@google.com>
 688
 689         * common.opt (fcx-limited-range): Add SetByCombined flag.
 690         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
 691         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
 692         (fassociative-math, freciprocal-math): Likewise.
 693         (funsafe-math-optimizations): Likewise.
 694         * opth-gen.awk: Handle SetByCombined.
 695         * optc-gen.awk: Likewise.
 696         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
 697         (set_unsafe_math_optimizations_flags): Likewise.
 698         * doc/options.texi (Option properties): Document SetByCombined.
 699
 700 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
 701
 702         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
 703         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
 704         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
 705         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
 706         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
 707
 708 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
 709
 710         PR tree-optimization/46834
 711         PR tree-optimization/46994
 712         PR tree-optimization/46995
 713         * graphite-sese-to-poly.c (used_outside_reduction): New.
 714         (detect_commutative_reduction): Call used_outside_reduction.
 715         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
 716         translate_scalar_reduction_to_array only when at least one
 717         loop-phi/close-phi tuple has been detected.
 718
 719 2011-02-08  Richard Guenther  <rguenther@suse.de>
 720
 721         PR middle-end/47639
 722         * tree-vect-generic.c (expand_vector_operations_1): Update
 723         stmts here ...
 724         (expand_vector_operations): ... not here.  Cleanup EH info
 725         and the CFG if required.
 726
 727 2011-02-08  Richard Guenther  <rguenther@suse.de>
 728
 729         PR tree-optimization/47641
 730         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
 731         require type compatibility.
 732
 733 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 734
 735         * gimple-low.c (lower_function_body): Don't remove the location of
 736         the return statement here.
 737         (lower_gimple_return): Do it here instead but only if the return
 738         statement is actually used twice.
 739
 740 2011-02-08  Richard Guenther  <rguenther@suse.de>
 741
 742         PR tree-optimization/47632
 743         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
 744         unused up_to_stmt parameter, return whether cfg-cleanup is
 745         necessary, remove EH info properly.
 746         (forward_propagate_into_gimple_cond): Adjust caller.
 747         (forward_propagate_into_cond): Likewise.
 748         (forward_propagate_comparison): Likewise.
 749         (tree_ssa_forward_propagate_single_use_vars): Make
 750         forward_propagate_comparison case similar to the two others.
 751
 752 2011-02-08  Nick Clifton  <nickc@redhat.com>
 753
 754         * config/mn10300/mn10300.opt (mliw): New command line option.
 755         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
 756         (liw_bundling): New automaton.
 757         (liw): New attribute.
 758         (liw_op): New attribute.
 759         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
 760         (movsi_internal): Add LIW attributes.
 761         (andsi3): Likewise.
 762         (iorsi3): Likewise.
 763         (xorsi3): Likewise.
 764         (addsi3): Separate register and immediate alternatives.
 765         Add LIW attributes.
 766         (subsi3): Likewise.
 767         (cmpsi): Likewise.
 768         (aslsi3): Likewise.
 769         (lshrsi3): Likewise.
 770         (ashrsi3): Likewise.
 771         (liw): New pattern.
 772         * config/mn10300/mn10300.c (liw_op_names): New
 773         (mn10300_print_operand): Handle 'W' operand descriptor.
 774         (extract_bundle): New function.
 775         (check_liw_constraints): New function.
 776         (liw_candidate): New function.
 777         (mn10300_bundle_liw): New function.
 778         (mn10300_reorg): New function.
 779         (TARGET_MACHINE_DEPENDENT_REORG): Define.
 780         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
 781         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
 782         __LIW__ or __NO_LIW__.
 783         * doc/invoke.texi: Describe the -mliw command line option.
 784
 785 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 786
 787         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
 788         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
 789         pthread_mutex_unlock): Remove.
 790         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
 791         * config/pa/t-pa64: Likewise.
 792         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
 793         shared libc if not linking against libpthread.
 794         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
 795
 796 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
 797
 798         PR target/47558
 799         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
 800         on 10.6 and later to ensure that we always use the unwinder from
 801         the system.  Only add -no_compact_unwind when tarteting darwin
 802         10.6 or later.
 803
 804 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
 805
 806         PR target/46997
 807         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
 808         (vec_interleave_lowv2sf): Ditto.
 809         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
 810         (vec_extract_oddv2sf): Ditto.
 811
 812 2011-02-07  Mike Stump  <mikestump@comcast.net>
 813
 814         PR target/42333
 815         Add __ieee_divdc3 entry point.
 816         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
 817         entry point.
 818         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
 819         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
 820         * config/darwin.c (darwin_rename_builtins): Add.
 821         * config/darwin-protos.h (darwin_rename_builtins): Add.
 822
 823 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
 824
 825         PR target/47636
 826         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
 827         for the condition.
 828
 829 2011-02-07  Mike Stump  <mikestump@comcast.net>
 830
 831         * config/darwin.opt (mmacosx-version-min): Update default OS version.
 832
 833 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
 834
 835         PR target/47534
 836         * config/avr/libgcc.S (exit): Move .endfunc
 837
 838 2011-02-07  Richard Guenther  <rguenther@suse.de>
 839
 840         PR tree-optimization/47615
 841         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
 842         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
 843         (run_scc_vn): Initialize it.
 844         (visit_reference_op_load): Use it.
 845         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
 846
 847 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 848
 849         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
 850         DImode trapping arithmetic libfuncs.
 851
 852 2011-02-07  Richard Guenther  <rguenther@suse.de>
 853
 854         PR tree-optimization/47621
 855         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
 856         two duplicates ...
 857         (execute_update_addresses_taken): ... here.  Make it more
 858         conservative in what we accept.
 859
 860 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
 861
 862         * config/sparc/freebsd.h (ASM_SPEC): Define.
 863         * config/sparc/vxworks.h (ASM_SPEC): Define.
 864
 865 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
 866
 867         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
 868
 869 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
 870
 871         * doc/invoke.texi: Remove reference to compiler internals from
 872         user documentation.
 873
 874         * reg-notes.def: Remove REG_VALUE_PROFILE.
 875         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
 876
 877 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
 878
 879         PR middle-end/47610
 880         * varasm.c (default_section_type_flags): If decl is NULL,
 881         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
 882
 883 2011-02-05  Jie Zhang  <jie@codesourcery.com>
 884
 885         PR debug/42631
 886         * web.c (entry_register): Don't clobber the number of the
 887         first uninitialized reference in used[].
 888
 889 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
 890
 891         PR tree-optimization/46194
 892         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
 893         (build_classic_dist_vector_1): Do not represent classic distance
 894         vectors when the access functions are variating in different loops.
 895
 896 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
 897
 898         * config/mips/iris6.opt: New.
 899         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
 900
 901 2011-02-04  Richard Henderson  <rth@redhat.com>
 902             Steve Ellcey  <sje@cup.hp.com>
 903
 904         PR target/46997
 905         * config/ia64/predicates.md (mux1_brcst_element): New.
 906         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
 907         * config/ia64/ia64.c (ia64_unpack_assemble): New.
 908         (ia64_unpack_sign): New.
 909         (ia64_expand_unpack): Rewrite using new routines.
 910         (ia64_expand_widen_sum): Ditto.
 911         (ia64_expand_dot_prod_v8qi): Ditto.
 912         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
 913         routines, add endian check.
 914         (pmpy2_even): Rename from pmpy2_r, add endian check.
 915         (pmpy2_odd): Rename from pmpy2_l, add endian check.
 916         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
 917         (vec_widen_smult_hi_v4hi): Ditto.
 918         (vec_widen_umult_lo_v4hi): Ditto.
 919         (vec_widen_umult_hi_v4hi): Ditto.
 920         (mulv2si3): Change endian checks.
 921         (sdot_prodv4hi): Rewrite with new calls.
 922         (udot_prodv4hi): New.
 923         (vec_pack_ssat_v4hi): Add endian check.
 924         (vec_pack_usat_v4hi): Ditto.
 925         (vec_pack_ssat_v2si): Ditto.
 926         (max1_even): Rename from max1_r, add endian check.
 927         (max1_odd): Rename from max1_l, add endian check.
 928         (*mux1_rev): Format change.
 929         (*mux1_mix): Ditto.
 930         (*mux1_shuf): Ditto.
 931         (*mux1_alt): Ditto.
 932         (*mux1_brcst_v8qi): Use new predicate.
 933         (vec_extract_evenv8qi): Remove endian check.
 934         (vec_extract_oddv8qi): Ditto.
 935         (vec_interleave_lowv4hi): Format change.
 936         (vec_interleave_highv4hi): Ditto.
 937         (mix2_even): Rename from mix2_r, add endian check.
 938         (mix2_odd): Rename from mux2_l, add endian check.
 939         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
 940         (vec_extract_evenodd_helper): Format change.
 941         (vec_extract_evenv4hi): Remove endian check.
 942         (vec_extract_oddv4hi): Remove endian check.
 943         (vec_interleave_lowv2si): Format change.
 944         (vec_interleave_highv2si): Format change.
 945         (vec_initv2si): Remove endian check.
 946         (vecinit_v2si): Add endian check.
 947         (reduc_splus_v2sf): Add endian check.
 948         (reduc_smax_v2sf): Ditto.
 949         (reduc_smin_v2sf): Ditto.
 950         (vec_initv2sf): Remove endian check.
 951         (fpack): Add endian check.
 952         (fswap): Add endian check.
 953         (vec_interleave_highv2sf): Add endian check.
 954         (vec_interleave_lowv2sf): Add endian check.
 955         (fmix_lr): Add endian check.
 956         (vec_setv2sf): Format change.
 957         (*vec_extractv2sf_0_be): Use shift to extract operand.
 958         (*vec_extractv2sf_1_be): New.
 959         (vec_pack_trunc_v4hi): Add endian check.
 960         (vec_pack_trunc_v2si): Format change.
 961
 962 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
 963
 964         PR inline-asm/23200
 965         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
 966         do bb, locus and block comparison and disallow loads if it is not set.
 967         (stmt_is_replaceable_p): New function.
 968         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
 969         callers.
 970         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
 971         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
 972         SSA_NAME_DEF_STMT.
 973         * tree-flow.h (stmt_is_replaceable_p): New prototype.
 974
 975 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
 976
 977         * config/rs6000/xilinx.opt: New.
 978         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
 979
 980 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
 981
 982         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
 983
 984 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
 985
 986         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
 987         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
 988         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
 989         secondary_reload_info, xtensa_secondary_reload): Remove.
 990         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
 991         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
 992         (xtensa_preferred_reload_class): Make static. Change return and
 993         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
 994         Use CONST_DOUBLE_P predicate.
 995         (xtensa_preferred_output_reload_class): New function.
 996         (xtensa_secondary_reload): Make static.
 997
 998 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
 999
1000         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1001         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1002         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1003
1004 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
1005
1006         PR middle-end/31490
1007         * output.h (SECTION_RELRO): Define.
1008         (SECTION_MACH_DEP): Adjust.
1009         (get_variable_section): New prototype.
1010         * varpool.c (varpool_finalize_named_section_flags): New function.
1011         (varpool_assemble_pending_decls): Call it.
1012         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1013         * cgraphunit.c (cgraph_output_in_order): Call
1014         varpool_finalize_named_section_flags.
1015         * varasm.c (get_section): Allow section flags conflicts between
1016         relro and read-only sections if the section hasn't been declared yet.
1017         Set SECTION_OVERRIDE after diagnosing section type conflict.
1018         (get_variable_section): No longer static.
1019         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1020         readonly sections that need relocations.
1021         (decl_readonly_section_1): New function.
1022         (decl_readonly_section): Use it.
1023
1024         Revert:
1025         2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
1026                     Steve Ellcey  <sje@cup.hp.com>
1027
1028         PR middle-end/31490
1029         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1030         if section attribute used.
1031
1032 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
1033
1034         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1035         * config/darwin.c (SECTION_NO_ANCHOR): Define.
1036         (darwin_init_sections): Remove assertion.
1037
1038 2011-02-03  Nick Clifton  <nickc@redhat.com>
1039
1040         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1041         lt and ge.
1042         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1043         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1044         instead of "n" and "pz".
1045         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1046         CC_FLAG_S.
1047
1048 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
1049
1050         PR target/47312
1051         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1052         fma, expand FMA_EXPR as fma{,f,l} call.
1053
1054         PR lto/47274
1055         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1056         copy them into a unsigned char variable and pass address of it to
1057         lto_output_data_stream.
1058
1059         PR target/47564
1060         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1061         around backend_init_target and lang_dependent_init_target calls.
1062         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1063         (verify_cgraph_node): Don't call set_cfun here.  Use
1064         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1065         Set error_found for incorrectly represented calls to thunks.
1066
1067 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
1068
1069         PR debug/43092
1070         PR rtl-optimization/43494
1071         * rtl.h (for_each_inc_dec_fn): New type.
1072         (for_each_inc_dec): Declare.
1073         * rtlanal.c (struct for_each_inc_dec_ops): New type.
1074         (for_each_inc_dec_find_inc_dec): New fn.
1075         (for_each_inc_dec_find_mem): New fn.
1076         (for_each_inc_dec): New fn.
1077         * dse.c (struct insn_size): Remove.
1078         (replace_inc_dec, replace_inc_dec_mem): Remove.
1079         (emit_inc_dec_insn_before): New fn.
1080         (check_for_inc_dec): Use it, along with for_each_inc_dec.
1081         (canon_address): Pass mem modes to cselib_lookup.
1082         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
1083         (cselib_lookup_from_insn): Likewise.
1084         (cselib_subst_to_values): Likewise.
1085         * cselib.c (find_slot_memmode): New var.
1086         (cselib_find_slot): New fn.  Use it instead of
1087         htab_find_slot_with_hash everywhere.
1088         (entry_and_rtx_equal_p): Use find_slot_memmode.
1089         (autoinc_split): New fn.
1090         (rtx_equal_for_cselib_p): Rename and implement in terms of...
1091         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
1092         Deal with autoinc.  Special-case recursion into MEMs.
1093         (cselib_hash_rtx): Likewise.
1094         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
1095         address and MEM modes.
1096         (cselib_subst_to_values): Add memmode, pass it on.
1097         Deal with autoinc.
1098         (cselib_lookup): Add memmode argument, pass it on.
1099         (cselib_lookup_from_insn): Add memmode.
1100         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1101         (struct cselib_record_autoinc_data): New.
1102         (cselib_record_autoinc_cb): New fn.
1103         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
1104         mode to cselib_lookup.  Reset autoinced REGs here instead of...
1105         (cselib_process_insn): ... here.
1106         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1107         to cselib_lookup.
1108         (add_uses): Likewise, also to cselib_subst_to_values.
1109         (add_stores): Likewise.
1110         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
1111         cselib_subst_to_values.
1112         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
1113         * gcse.c (do_local_cprop): Adjusted.
1114         * postreload.c (reload_cse_simplify_set): Adjusted.
1115         (reload_cse_simplify_operands): Adjusted.
1116         * sel-sched-dump (debug_mem_addr_value): Pass mode.
1117
1118 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
1119
1120         PR tree-optimization/45122
1121         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1122         unsafe assumptions when there's more than one loop exit.
1123
1124 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
1125
1126         PR target/47272
1127         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1128         Document using vector double with the load/store builtins, and
1129         that the load/store builtins always use Altivec instructions.
1130
1131         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1132         to use altivec memory instructions, even on VSX.
1133         (vector_altivec_store_<mode>): Ditto.
1134
1135         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1136         function.
1137
1138         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1139         V2DF, V2DI support to load/store overloaded builtins.
1140
1141         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1142         altivec load/store builtins for V2DF/V2DI types.
1143
1144         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1145         set avoid indexed addresses on power6 if -maltivec.
1146         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1147         vector_altivec_load/vector_altivec_store builtins.
1148         (altivec_expand_st_builtin): Ditto.
1149         (altivec_expand_builtin): Add VSX memory builtins.
1150         (rs6000_init_builtins): Add V2DI types to internal types.
1151         (altivec_init_builtins): Add support for V2DF/V2DI altivec
1152         load/store builtins.
1153         (rs6000_address_for_altivec): Insure memory address is appropriate
1154         for Altivec.
1155
1156         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1157         vec_vsx_ld and vec_vsx_st.
1158         (vsx_store_<mode>): Ditto.
1159
1160         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1161         variables to hold long long types for VSX vector memory builtins.
1162         (RS6000_BTI_unsigned_long_long): Ditto.
1163         (long_long_integer_type_internal_node): Ditti.
1164         (long_long_unsigned_type_internal_node): Ditti.
1165
1166         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1167         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1168         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1169
1170         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1171         short cuts.
1172         (vec_vsx_st): Ditto.
1173
1174 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
1175
1176         * config/pa/pa-hpux10.opt: New.
1177         * config/hpux11.opt (pthread): New Driver option.
1178         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1179         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1180
1181 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
1182
1183         * config/ia64/vms.opt: New.
1184         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1185
1186 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
1187
1188         PR target/47580
1189         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1190         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1191         generator functions.
1192         (vsx_floatuns<VSi><mode>2): Ditto.
1193         (vsx_fix_trunc<mode><VSi>2): Ditto.
1194         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1195
1196 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
1197
1198         * config/i386/djgpp.opt (posix): New Driver option.
1199
1200 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
1201
1202         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1203         Move to the unsupported targets list.
1204
1205 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
1206
1207         PR rtl-optimization/47525
1208         * df-scan.c: Update copyright years.
1209         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1210         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1211
1212 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1213
1214         * config/i386/sysv4.h (TARGET_VERSION): Remove.
1215         (SUBTARGET_RETURN_IN_MEMORY): Remove.
1216         (ASM_OUTPUT_ASCII): Remove.
1217         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1218
1219 2011-02-02  Jeff Law  <law@redhat.com>
1220
1221         PR middle-end/47543
1222         * reload.c (find_reloads_address): Handle reg+d address where both
1223         components are invalid by reloading the entire address.
1224
1225 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
1226             Richard Guenther  <rguenther@suse.de>
1227
1228         PR tree-optimization/40979
1229         PR bootstrap/47044
1230         * passes.c (init_optimization_passes): After LIM call copy_prop
1231         and DCE to clean up.
1232         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1233
1234 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
1235
1236         PR tree-optimization/47576
1237         PR tree-optimization/47555
1238         * doc/invoke.texi (scev-max-expr-complexity): Documented.
1239         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1240         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1241         * tree-scalar-evolution.c (follow_ssa_edge): Use
1242         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1243
1244 2011-02-02  Richard Guenther  <rguenther@suse.de>
1245
1246         PR tree-optimization/47566
1247         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1248
1249 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
1250
1251         PR debug/47106
1252         PR debug/47402
1253         * tree-inline.c (declare_return_variable): Remove unused caller
1254         variable.
1255
1256         PR debug/47106
1257         PR debug/47402
1258         * tree-flow-inline.h (clear_is_used, is_used_p): New.
1259         * cfgexpand.c (account_used_vars_for_block): Use them.
1260         * tree-nrv.c (tree_nrv): Likewise.
1261         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1262         (dump_scope_block): Likewise.
1263         (remove_unused_locals): Likewise.
1264
1265         PR debug/47106
1266         PR debug/47402
1267         * tree-inline.c (declare_return_variable): Add result decl to
1268         local decls only once.
1269         * gimple-low.c (record_vars_into): Mark newly-created variables
1270         as referenced.
1271
1272 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
1273
1274         PR debug/47498
1275         PR debug/47501
1276         PR debug/45136
1277         PR debug/45130
1278         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1279         debug insns.
1280         (no_real_insns_p, schedule_block, set_priorities): Drop special
1281         treatment of boundary debug insns.
1282         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1283         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1284         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1285         (BOUNDARY_DEBUG_INSN_P): Likewise.
1286         (SCHEDULE_DEBUG_INSN_P): Likewise.
1287         * sched-rgn.c (init_ready_list): Drop special treatment of
1288         boundary debug insns.
1289         * final.c (rest_of_clean_state): Clear notes' BB.
1290
1291 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1292
1293         * config/openbsd.opt (assert=): New Driver option.
1294
1295 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1296
1297         * config/i386/nto.opt: New.
1298         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1299
1300 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1301
1302         * config/i386/netware.opt: New.
1303         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1304
1305 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1306
1307         * config/interix.opt (posix): New Driver option.
1308
1309 2011-02-01  DJ Delorie  <dj@redhat.com>
1310
1311         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1312
1313         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1314         class for A0/A1.
1315
1316 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
1317
1318         PR tree-optimization/47561
1319         * toplev.c (process_options): Print the Graphite flags.  Add
1320         flag_loop_flatten to the list of options requiring Graphite.
1321
1322 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1323
1324         * config/i386/cygming.opt (posix): New Driver option.
1325
1326 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1327
1328         * config/arm/vxworks.opt: New.
1329         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1330
1331 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
1332
1333         * config/alpha/elf.opt: New.
1334         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1335         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1336
1337 2011-02-01  Richard Guenther  <rguenther@suse.de>
1338
1339         PR tree-optimization/47559
1340         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1341         store-motion on references that can throw.
1342
1343 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
1344
1345         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1346         * tree-pass.h (TDF_CSELIB): New macro.
1347         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1348         cselib_lookup): Check for it rather than for TDF_DETAILS.
1349
1350 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
1351
1352         PR driver/47547
1353         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1354         is HOST_BIT_BUCKET.
1355
1356         * opts.c (finish_options): Don't add x_aux_base_name if it is
1357         HOST_BIT_BUCKET.
1358
1359 2011-02-01  Richard Guenther  <rguenther@suse.de>
1360
1361         PR tree-optimization/47555
1362         Revert
1363         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
1364
1365         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1366
1367 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
1368
1369         PR gcc/46692
1370         * config/lm32/t-lm32: Add multilib for all CPU options.
1371
1372 2011-02-01  Richard Guenther  <rguenther@suse.de>
1373
1374         PR tree-optimization/47541
1375         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1376         sure to have a field at offset zero.
1377
1378 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
1379
1380         * config/arc/arc.opt (EB, EL): New Driver options.
1381
1382 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
1383
1384         * config/alpha/osf5.opt: New.
1385         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1386
1387 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
1388
1389         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1390
1391 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
1392
1393         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1394         -floop-interchange.
1395         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1396         is an alias of -floop-interchange and that it requires the
1397         Graphite infrastructure.
1398         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1399         flag_loop_interchange based on the value of flag_tree_loop_linear.
1400
1401 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
1402             Richard Guenther  <rguenther@suse.de>
1403
1404         PR tree-optimization/47538
1405         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1406         type instead of r1type, except for comparisons.  For right
1407         shifts and comparisons punt if there are mismatches in
1408         sizetype vs. non-sizetype types.
1409
1410 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1411
1412         * doc/sourcebuild.texi (Effective-Target Keywords): Document
1413         avx_runtime.
1414
1415 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1416
1417         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1418         version number.
1419         * configure: Regenerate.
1420
1421 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1422
1423         * configure.ac (gcc_cv_ld_static_option): Define.
1424         (gcc_cv_ld_dynamic_option): Define.
1425         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1426         instead.
1427         (HAVE_LD_STATIC_DYNAMIC): Update message.
1428         (LD_STATIC_OPTION): Define.
1429         (LD_DYNAMIC_OPTION): Define.
1430         * configure: Regenerate.
1431         * config.in: Regenerate.
1432         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1433         HAVE_LD_STATIC_DYNAMIC]: Use them.
1434
1435 2011-01-31  Nick Clifton  <nickc@redhat.com>
1436
1437         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1438         registers inside interrupt handlers if the handler is not a leaf
1439         function.
1440
1441 2011-01-31  Nick Clifton  <nickc@redhat.com>
1442
1443         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1444         reg_renumber returning an INVALID_REGNUM.
1445
1446 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
1447
1448         PR libgcj/44341
1449         * doc/install.texi: Document host options discarded when cross
1450         configuring target libraries.
1451
1452 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
1453
1454         Reverted:
1455         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
1456         PR debug/45136
1457         PR debug/45130
1458         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1459         debug insns.
1460         (no_real_insns_p, schedule_block, set_priorities): Drop special
1461         treatment of boundary debug insns.
1462         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1463         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1464         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1465         (BOUNDARY_DEBUG_INSN_P): Likewise.
1466         (SCHEDULE_DEBUG_INSN_P): Likewise.
1467         * sched-rgn.c (init_ready_list): Drop special treatment of
1468         boundary debug insns.
1469         * final.c (rest_of_clean-state): Clear notes' BB.
1470
1471 2011-01-31  Alan Modra  <amodra@gmail.com>
1472
1473         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1474         toc relative expressions as we do in print_operand_address.
1475
1476 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
1477
1478         * doc/extend.texi: Follow spelling conventions.
1479         * doc/invoke.texi: Fix a typo.
1480
1481 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
1482
1483         * config/hpux11.opt: New.
1484         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1485         ia64*-*-hpux*): Use hpux11.opt.
1486
1487 2011-01-30  Jonathan Yong <jon_y@users.sourceforge.net>
1488
1489         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1490         to tmake_file.
1491
1492 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
1493
1494         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1495         support sites.
1496
1497 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
1498
1499         * doc/install.texi (Binaries): Remove outdated reference for
1500         Motorola 68HC11/68HC12 downloads.
1501
1502 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
1503
1504         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1505         Drepper's paper.
1506
1507 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
1508
1509         PR bootstrap/47147
1510         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1511         used by NetBSD.
1512
1513 2011-01-28  Ahmad Sharif  <asharif@google.com>
1514
1515         * value-prof.c (check_counter): Corrected error message.
1516
1517 2011-01-29  Jie Zhang  <jie@codesourcery.com>
1518
1519         * config/arm/arm.c (arm_legitimize_reload_address): New.
1520         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1521         arm_legitimize_reload_address.
1522         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1523
1524 2011-01-28  Ian Lance Taylor  <iant@google.com>
1525
1526         * godump.c (go_define): Ignore macros whose definitions include
1527         two adjacent operands.
1528
1529 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
1530
1531         PR target/42894
1532         * varasm.c (force_const_mem): Store copy of x in desc->constant
1533         instead of x itself.
1534         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1535         itself into REG_EQUAL note.
1536
1537 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
1538
1539         * config/freebsd.opt (posix, rdynamic): New Driver options.
1540
1541 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1542
1543         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1544         -Bstatic/-Bdynamic.
1545         * configure: Regenerate.
1546
1547 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
1548
1549         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1550         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1551
1552 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
1553
1554         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1555         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1556         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1557         (s390_preferred_reload_class): Make static. Change return and
1558         'rclass' argument type to reg_class_t.
1559
1560 2011-01-27  Jan Hubicka  <jh@suse.cz>
1561
1562         PR middle-end/46949
1563         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1564         (process_function_and_variable_attributes): Check defined weakrefs.
1565
1566 2011-01-27  Martin Jambor  <mjambor@suse.cz>
1567
1568         PR tree-optimization/47228
1569         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1570         build_ref_for_offset.
1571
1572 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1573
1574         * config/spu/spu-elf.h (ASM_SPEC): Remove.
1575
1576 2011-01-26  Mikael Pettersson <mikpe@it.uu.se>
1577
1578         PR rtl-optimization/46856
1579         * postreload.c (reload_combine_recognize_const_pattern): Do not
1580         separate cc0 setter and user on cc0 targets.
1581
1582 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
1583
1584         PR c/43082
1585         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1586         passed a VOID_TYPE expression, immediately emit an error and
1587         return error_mark_node.
1588
1589 2011-01-26  Jeff Law  <law@redhat.com>
1590
1591         PR rtl-optimization/47464
1592         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1593         rather than may_trap_p as needed.
1594
1595 2011-01-26  DJ Delorie  <dj@redhat.com>
1596
1597         PR rtl-optimization/46878
1598         * combine.c (insn_a_feeds_b): Check for the implicit cc0
1599         setter/user dependency as well.
1600
1601 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
1602
1603         PR rtl-optimization/44469
1604         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1605         after removing trivially dead basic blocks.
1606
1607 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
1608
1609         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1610         * config/frv/frv.h (LINK_SPEC): Likewise.
1611         * config/i386/netware.h (LINK_SPEC): Likewise.
1612         * config/m68k/linux.h (ASM_SPEC): Likewise.
1613         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1614         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1615         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1616         * config/sparc/linux.h (ASM_SPEC): Likewise.
1617         * config/sparc/linux64.h (ASM_SPEC): Likewise.
1618         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1619
1620 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
1621
1622         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1623         * config/frv/frv.h (ASM_SPEC): Likewise.
1624         * config/m68k/linux.h (ASM_SPEC): Likewise.
1625         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1626         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1627         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
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
1632 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
1633
1634         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1635         * config/frv/frv.h (LINK_SPEC): Likewise.
1636         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1637
1638 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
1639
1640         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1641         * config/frv/frv.h (ASM_SPEC): Likewise.
1642         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1643         * config/m68k/linux.h (ASM_SPEC): Likewise.
1644         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1645         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1646         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1647         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1648         * config/sparc/linux.h (ASM_SPEC): Likewise.
1649         * config/sparc/linux64.h (ASM_SPEC): Likewise.
1650         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1651         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1652
1653 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
1654
1655         PR target/46997
1656         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1657         (*mux2): Ditto.
1658         (vec_extract_evenodd_help): Ditto.
1659         (vec_extract_evenv4hi): Ditto.
1660         (vec_extract_oddv4hi): Ditto.
1661         (vec_interleave_lowv2si): Ditto.
1662         (vec_interleave_highv2si): Ditto.
1663         (vec_extract_evenv2si): Ditto.
1664         (vec_extract_oddv2si: Ditto.
1665         (vec_pack_trunc_v2si): Ditto.
1666
1667 2011-01-22  Jan Hubicka  <jh@suse.cz>
1668
1669         PR target/47237
1670         * cgraph.h (cgraph_local_info): New field can_change_signature.
1671         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1672         signature can change.
1673         (ipcp_estimate_growth): Call sequence simplify only if calle signature
1674         can change.
1675         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1676         (cgraph_function_versioning): We can not change signature of functions
1677         that don't allow that.
1678         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1679         (lto_input_node): Likewise.
1680         * ipa-inline.c (compute_inline_parameters): Compute
1681         local.can_change_signature.
1682         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1683         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1684         functions that can not change signature.
1685         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1686         init_cumulative_args): Do not use local calling conventions
1687         for functions that can not change signature.
1688
1689 2011-01-22  Jan Hubicka  <jh@suse.cz>
1690
1691         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1692
1693 2011-01-26  Richard Guenther  <rguenther@suse.de>
1694
1695         PR tree-optimization/47190
1696         * cgraphunit.c (process_common_attributes): New function.
1697         (process_function_and_variable_attributes): Use it.
1698
1699 2011-01-26  Richard Guenther  <rguenther@suse.de>
1700
1701         PR lto/47423
1702         * cgraphbuild.c (record_eh_tables): Record reference to personality
1703         function.
1704
1705 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
1706
1707         PR debug/45454
1708         * sel-sched.c (moveup_expr): Don't let debug insns prevent
1709         non-debug insns from moving up.
1710
1711 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
1712
1713         PR target/40125
1714         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1715         t-dlldir{,-x} fragment for build and add it to tmake_file.
1716         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1717         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1718         * config/i386/t-dlldir: New file.
1719         (SHLIB_DLLDIR): Define.
1720         * config/i386/t-dlldir-x: New file.
1721         (SHLIB_DLLDIR): Define.
1722         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1723         (SHLIB_INSTALL): Use it.
1724
1725 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
1726
1727         PR target/47246
1728         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1729         lower bound of the allowed Thumb-2 coprocessor load/store
1730         index range to -256. Add explaining comment.
1731
1732 2011-01-25  Ian Lance Taylor  <iant@google.com>
1733
1734         * godump.c (go_define): Improve lexing of macro expansion to only
1735         accept expressions which match Go spec.
1736
1737 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
1738
1739         PR c++/43601
1740         * tree.c (handle_dll_attribute): Handle it.
1741         * doc/extend.texi (@item dllexport): Mention it.
1742         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1743
1744 2011-01-25  Ian Lance Taylor  <iant@google.com>
1745
1746         PR tree-optimization/26854
1747         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1748         (decl_jump_unsafe): Move higher in file, with no other change.
1749         (bind): Set has_jump_unsafe_decl if appropriate.
1750         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1751         (check_earlier_gotos): Likewise.
1752         (c_check_switch_jump_warnings): Likewise.
1753
1754 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
1755
1756         * doc/invoke.texi (Warning Options): Add missing hyphen.
1757         (-fprofile-dir): Minor grammatical fixes.
1758         (-fbranch-probabilities): Likewise.
1759
1760 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
1761
1762         PR debug/45136
1763         PR debug/45130
1764         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1765         debug insns.
1766         (no_real_insns_p, schedule_block, set_priorities): Drop special
1767         treatment of boundary debug insns.
1768         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1769         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1770         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1771         (BOUNDARY_DEBUG_INSN_P): Likewise.
1772         (SCHEDULE_DEBUG_INSN_P): Likewise.
1773         * sched-rgn.c (init_ready_list): Drop special treatment of
1774         boundary debug insns.
1775         * final.c (rest_of_clean-state): Clear notes' BB.
1776
1777 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1778
1779         * Makefile.in (LAMBDA_H): Removed.
1780         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1781         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1782         lambda-trans.o, and tree-loop-linear.o.
1783         (lto-symtab.o): Remove dependence on LAMBDA_H.
1784         (tree-loop-linear.o): Remove rule.
1785         (lambda-mat.o): Same.
1786         (lambda-trans.o): Same.
1787         (lambda-code.o): Same.
1788         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1789         (tree-vect-slp.o): Same.
1790         * hwint.h (gcd): Moved here.
1791         (least_common_multiple): Same.
1792         * lambda-code.c: Removed.
1793         * lambda-mat.c: Removed.
1794         * lambda-trans.c: Removed.
1795         * lambda.h: Removed.
1796         * tree-loop-linear.c: Removed.
1797         * lto-symtab.c: Do not include lambda.h.
1798         * omega.c (gcd): Removed.
1799         * passes.c (init_optimization_passes): Remove pass_linear_transform.
1800         * tree-data-ref.c (print_lambda_vector): Moved here.
1801         (lambda_vector_copy): Same.
1802         (lambda_matrix_copy): Same.
1803         (lambda_matrix_id): Same.
1804         (lambda_vector_first_nz): Same.
1805         (lambda_matrix_row_add): Same.
1806         (lambda_matrix_row_exchange): Same.
1807         (lambda_vector_mult_const): Same.
1808         (lambda_vector_negate): Same.
1809         (lambda_matrix_row_negate): Same.
1810         (lambda_vector_equal): Same.
1811         (lambda_matrix_right_hermite): Same.
1812         * tree-data-ref.h: Do not include lambda.h.
1813         (lambda_vector): Moved here.
1814         (lambda_matrix): Same.
1815         (dependence_level): Same.
1816         (lambda_transform_legal_p): Removed declaration.
1817         (lambda_collect_parameters): Same.
1818         (lambda_compute_access_matrices): Same.
1819         (lambda_vector_gcd): Same.
1820         (lambda_vector_new): Same.
1821         (lambda_vector_clear): Same.
1822         (lambda_vector_lexico_pos): Same.
1823         (lambda_vector_zerop): Same.
1824         (lambda_matrix_new): Same.
1825         * tree-flow.h (least_common_multiple): Removed declaration.
1826         * tree-parloops.c (lambda_trans_matrix): Moved here.
1827         (LTM_MATRIX): Same.
1828         (LTM_ROWSIZE): Same.
1829         (LTM_COLSIZE): Same.
1830         (LTM_DENOMINATOR): Same.
1831         (lambda_trans_matrix_new): Same.
1832         (lambda_matrix_vector_mult): Same.
1833         (lambda_transform_legal_p): Same.
1834         * tree-pass.h (pass_linear_transform): Removed declaration.
1835         * tree-ssa-loop.c (tree_linear_transform): Removed.
1836         (gate_tree_linear_transform): Removed.
1837         (pass_linear_transform): Removed.
1838         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1839         flag_loop_interchange.
1840
1841 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
1842
1843         PR tree-optimization/47265
1844         PR tree-optimization/47443
1845         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1846         if name still has some uses.
1847
1848 2011-01-25  Martin Jambor  <mjambor@suse.cz>
1849
1850         PR tree-optimization/47382
1851         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1852         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1853
1854 2011-01-25  Joel Sherrill <joel.sherrill@oarcorp.com>
1855
1856         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1857         sjlj_except_unwind_info.
1858
1859 2011-01-25  Richard Guenther  <rguenther@suse.de>
1860
1861         PR tree-optimization/47426
1862         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1863         visible functions results escape.
1864
1865 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
1866
1867         PR target/45701
1868         * config/arm/arm.c (any_sibcall_uses_r3): New function.
1869         (arm_get_frame_offsets): Use it.
1870
1871 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1872             Jakub Jelinek  <jakub@redhat.com>
1873
1874         PR tree-optimization/47271
1875         * tree-if-conv.c (bb_postdominates_preds): New.
1876         (if_convertible_bb_p): Call bb_postdominates_preds.
1877         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1878         (predicate_scalar_phi): Call bb_postdominates_preds.
1879
1880 2011-01-25  Nick Clifton  <nickc@redhat.com>
1881
1882         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1883         * config/rx/rx.c (rx_function_value): Likewise.
1884         (rx_promote_function_mode): Likewise.
1885         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1886         in order to make it legitimate.
1887         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1888         make sure that the first operand is the same as the result register.
1889         (addsi3_unspec): Delete.
1890         (subdi3): Do not accept immediate operands.
1891         (subdi3_internal): Likewise.
1892
1893 2011-01-25  Jeff Law  <law@redhat.com>
1894
1895         PR rtl-optimization/37273
1896         * ira-costs.c (scan_one_insn): Detect constants living in memory and
1897         handle them like argument loads from stack slots.  Do not double
1898         count memory for memory constants and argument loads from stack slots.
1899
1900 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
1901
1902         PR tree-optimization/47427
1903         PR tree-optimization/47428
1904         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1905         coalesce if the new root var would be TREE_READONLY.
1906
1907 2011-01-25  Richard Guenther  <rguenther@suse.de>
1908
1909         PR middle-end/47414
1910         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1911         correct type for TBAA.
1912
1913 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1914
1915         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1916         (close_phi_written_to_memory): Call for_each_index with
1917         dr_indices_valid_in_loop.
1918
1919 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1920
1921         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1922         when it is initialized.
1923
1924 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1925
1926         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1927         call to graphite_find_data_references_in_stmt.
1928         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1929         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
1930         call to graphite_find_data_references_in_stmt.
1931         (analyze_drs_in_stmts): Same.
1932         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1933         in which the scalar analysis of indices is performed.
1934         (create_data_ref): Same.  Update call to dr_analyze_indices.
1935         (find_data_references_in_stmt): Update call to create_data_ref.
1936         (graphite_find_data_references_in_stmt): Same.
1937         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1938         declaration.
1939         (create_data_ref): Same.
1940         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1941         call to create_data_ref.
1942
1943 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1944
1945         * graphite-sese-to-poly.c (build_poly_scop): Move
1946         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1947
1948 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1949
1950         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1951         VAR_DECL, PARM_DECL, and RESULT_DECL.
1952
1953 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1954
1955         * graphite-dependences.c (reduction_dr_1): Allow several reductions
1956         in a reduction PBB.
1957         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1958         that have already been marked as PBB_IS_REDUCTION.
1959
1960 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1961
1962         * graphite-scop-detection.c (same_close_phi_node): New.
1963         (remove_duplicate_close_phi): New.
1964         (make_close_phi_nodes_unique): New.
1965         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1966
1967 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1968
1969         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1970         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1971         of both data references to be the same.
1972
1973 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1974
1975         * graphite-dependences.c (build_lexicographical_constraint): Remove
1976         the gdim parameter.
1977         (build_lexicographical_constraint): Adjust call to
1978         ppl_powerset_is_empty.
1979         (dependence_polyhedron): Same.
1980         (graphite_legal_transform_dr): Same.
1981         (graphite_carried_dependence_level_k): Same.
1982         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1983         parameter.
1984         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1985
1986 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1987
1988         * graphite-sese-to-poly.c
1989         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1990         (close_phi_written_to_memory): New.
1991         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1992         and unshare_expr.
1993
1994 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1995
1996         * doc/install.texi: Update the expected version number of PPL to 0.11.
1997         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1998         #if PPL_VERSION_MINOR < 11.
1999
2000 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2001
2002         * graphite-dependences.c: Include graphite-cloog-util.h.
2003         (new_poly_ddr): Inlined into dependence_polyhedron.
2004         (free_poly_ddr): Moved close by new_poly_ddr.
2005         (dependence_polyhedron_1): Renamed dependence_polyhedron.
2006         Early return NULL when ppl_powerset_is_empty returns true.
2007         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
2008         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
2009         (graphite_legal_transform_dr): Call new_poly_ddr.
2010         (graphite_carried_dependence_level_k): Same.
2011         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
2012         (dot_transformed_deps_stmt_1): Removed.
2013         (dot_deps_stmt_1): Call dot_deps_stmt_2.
2014         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
2015         (dot_deps_1): Call dot_deps_2.
2016         * Makefile.in (graphite-dependences.o): Add missing dependence on
2017         graphite-cloog-util.h.
2018
2019 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2020
2021         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2022         (build_lexicographical_constraint): Same.
2023         (dependence_polyhedron_1): Same.
2024         (graphite_legal_transform_dr): Same.
2025         (graphite_carried_dependence_level_k): Same.
2026         * graphite-ppl.c (ppl_powerset_is_empty): New.
2027         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2028         * tree-data-ref.c (dump_data_reference): Print the basic block index.
2029
2030 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2031
2032         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2033         the "a followed by b" relation and document it.
2034
2035 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2036
2037         * graphite-dependences.c (build_lexicographical_constraint): Stop the
2038         iteration when the bag of constraints is empty.
2039
2040 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2041
2042         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2043
2044 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2045
2046         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2047         nest and two loop depths as parameters.
2048         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2049         lst_perfect_nestify.
2050
2051 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2052
2053         * graphite-dependences.c (print_pddr): Call
2054         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2055
2056 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
2057
2058         * graphite-ppl.c (debug_gmp_value): New.
2059         * graphite-ppl.h (debug_gmp_value): Declared.
2060
2061 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2062
2063         * doc/install.texi: Document availability of cloog-0.16.
2064
2065 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
2066
2067         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2068         invalid postdominance info.
2069
2070 2011-01-24  Jan Hubicka  <jh@suse.cz>
2071
2072         PR c/21659
2073         * doc/extend.texi (weak pragma): Drop claim that it must
2074         appear before definition.
2075         * varasm.c (merge_weak, declare_weak): Only sanity check
2076         that DECL is not output at a time it is declared weak.
2077
2078 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
2079
2080         * machmode.def: Fixed comments.
2081
2082 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
2083
2084         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2085
2086 2011-01-24  Paul Koning  <ni1d@arrl.net>
2087
2088         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2089         WORDS_BIG_ENDIAN.
2090
2091 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2092
2093         PR target/46519
2094         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2095         (block_info): Add scanned and prev.
2096         (move_or_delete_vzeroupper_2): Return if the basic block
2097         has been scanned and the upper 128bit state is unchanged
2098         from the last scan.
2099         (move_or_delete_vzeroupper_1): Return true if the exit
2100         state is changed.
2101         (move_or_delete_vzeroupper): Visit basic blocks using the
2102         work-list based algorithm based on vt_find_locations in
2103         var-tracking.c.
2104
2105         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2106
2107 2011-01-24  Nick Clifton  <nickc@redhat.com>
2108
2109         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2110         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2111         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
2112         then define __v850e1__.
2113         * doc/invoke.texi: Document -mv850es.
2114
2115 2011-01-24  Richard Henderson  <rth@redhat.com>
2116
2117         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2118         compound unordered comparisons.
2119         * config/rx/rx.c (rx_split_fp_compare): Remove.
2120         * config/rx/rx-protos.h: Update.
2121         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2122         (cbranchsf4): Don't call rx_split_fp_compare.
2123         (*cbranchsf4): Use rx_split_cbranch.
2124         (*cmpsf): Don't accept "i" constraint.
2125         (*conditional_branch): Only valid after reload.
2126         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
2127
2128 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2129
2130         PR target/47385
2131         * config/rs6000/altivec.md (vector constant splitters): Add
2132         support for creating vector single precision constants if -mvsx is
2133         used and we would create the constant using Altivec primitives.
2134
2135 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
2136             Richard Sandiford  <rdsandiford@googlemail.com>
2137
2138         PR rtl-optimization/47166
2139         * reload1.c (emit_reload_insns): Disable the spill_reg_store
2140         mechanism for PRE_MODIFY and POST_MODIFY.
2141         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2142         reloadreg.
2143
2144 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
2145
2146         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2147
2148 2011-01-22  Jan Hubicka  <jh@suse.cz>
2149
2150         PR lto/47333
2151         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2152
2153 2011-01-22  Jan Hubicka  <jh@suse.cz>
2154
2155         PR tree-optimization/43884
2156         PR lto/44334
2157         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2158         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2159
2160 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
2161
2162         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2163         * config/s390/s390.c (s390_register_move_cost,
2164         s390_memory_move_cost): New.
2165         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2166
2167 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2168
2169         PR middle-end/47401
2170         * except.c (sjlj_assign_call_site_values): Move setting the
2171         crtl->uses_eh_lsda flag to ...
2172         (sjlj_mark_call_sites): ... here.
2173         (sjlj_emit_function_enter): Support NULL dispatch label.
2174         (sjlj_build_landing_pads): In a function with no landing pads
2175         that still has must-not-throw regions, generate code to register
2176         a personality function with empty LSDA.
2177
2178 2011-01-21  Richard Henderson  <rth@redhat.com>
2179
2180         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2181
2182         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2183
2184         * compare-elim.c: New file.
2185         * Makefile.in (OBJS-common): Add it.
2186         (compare-elim.o): New.
2187         * common.opt (fcompare-elim): New.
2188         * opts.c (default_options_table): Add OPT_fcompare_elim.
2189         * tree-pass.h (pass_compare_elim_after_reload): New.
2190         * passes.c (init_optimization_passes): Add it.
2191         * recog.h: Protect against re-inclusion.
2192         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2193         * doc/invoke.texi (-fcompare-elim): Document it.
2194         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2195         * doc/tm.texi: Rebuild.
2196
2197 2011-01-22  Nick Clifton  <nickc@redhat.com>
2198
2199         * config/rx/rx.md (cstoresf4): Pass comparison operator to
2200         rx_split_fp_compare.
2201
2202 2011-01-22  Nick Clifton  <nickc@redhat.com>
2203
2204         * config/rx/rx.md (UNSPEC_CONST): New.
2205         (deallocate_and_return): Wrap the amount popped off the stack in
2206         an UNSPEC_CONST in order to stop it being rejected by
2207         -mmax-constant-size.
2208         (pop_and_return): Add a "(return)" rtx.
2209         (call): Drop the immediate operand.
2210         (call_internal): Likewise.
2211         (call_value): Likewise.
2212         (call_value_internal): Likewise.
2213         (sibcall_internal): Likewise.
2214         (sibcall_value_internal): Likewise.
2215         (sibcall): Likewise.  Generate an explicit call using
2216         sibcall_internal.
2217         (sibcall_value): Likewise.
2218         (mov<>): FAIL if a constant operand is not legitimate.
2219         (addsi3_unpsec): New pattern.
2220
2221         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2222         (ok_for_max_constant): New function.
2223         (gen_safe_add): New function.
2224         (rx_expand_prologue): Use gen_safe_add.
2225         (rx_expand_epilogue): Likewise.
2226         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
2227         UNSPEC CONSTs.
2228
2229 2011-01-21  Jeff Law  <law@redhat.com>
2230
2231         PR tree-optimization/47053
2232         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2233         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2234         statements are deleted.
2235         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
2236         is nonempty, then purge dead edges and cleanup the CFG.
2237
2238 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
2239
2240         PR debug/47402
2241         Temporarily revert:
2242         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
2243         PR debug/47106
2244         * tree-dfa.c (create_var_ann): Mark variable as used.
2245
2246 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
2247
2248         PR middle-end/45566
2249         * except.c (convert_to_eh_region_ranges): Emit queued no-region
2250         notes from other section in hot/cold partitioning even if
2251         last_action is -3.  Increment call_site_base.
2252
2253         PR rtl-optimization/47366
2254         * fwprop.c (forward_propagate_into): Return bool.  If
2255         any changes are made, -fnon-call-exceptions is used and
2256         REG_EH_REGION note is present, call purge_dead_edges
2257         and return true if it purged anything.
2258         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2259         any EH edges were purged.
2260
2261 2011-01-21  Jeff Law  <law@redhat.com>
2262
2263         PR rtl-optimization/41619
2264         * caller-save.c (setup_save_areas): Break out code to determine
2265         which hard regs are live across calls by examining the reload chains
2266         so that it is always used.
2267         Eliminate code which checked REG_N_CALLS_CROSSED.
2268
2269 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
2270
2271         PR tree-optimization/47355
2272         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2273         NOP has non-debug uses beyond PHIs in new_bb.
2274
2275 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
2276
2277         PR debug/47106
2278         * cfgexpand.c (account_used_vars_for_block): Only account vars
2279         that are annotated as used.
2280         (estimated_stack_frame_size): Don't set TREE_USED.
2281         * tree-dfa.c (create_var_ann): Mark variable as used.
2282
2283 2011-01-21  Richard Guenther  <rguenther@suse.de>
2284
2285         PR middle-end/47395
2286         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2287
2288 2011-01-21  Richard Guenther  <rguenther@suse.de>
2289
2290         PR tree-optimization/47365
2291         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2292         (vn_reference_lookup_pieces): Adjust.
2293         (vn_reference_lookup): Likewise.
2294         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2295         (vn_reference_lookup_3): Only look through kills if in
2296         VN_WALKREWRITE mode.
2297         (vn_reference_lookup_pieces): Adjust.
2298         (vn_reference_lookup): Likewise.
2299         (visit_reference_op_load): Likewise.
2300         (visit_reference_op_store): Likewise.
2301         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2302         (compute_avail): Likewise.
2303         (eliminate): Likewise.
2304
2305 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
2306
2307         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2308         DECL_IGNORED_P non-reg vars if they are used.
2309
2310         PR tree-optimization/47391
2311         * varpool.c (const_value_known_p): Return false if
2312         decl is volatile.
2313
2314 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
2315
2316         PR bootstrap/47215
2317         * config/i386/i386.c (ix86_local_alignment): Handle
2318         case for va_list_type_node is nil.
2319         (ix86_canonical_va_list_type): Likewise.
2320
2321 2011-01-21  Alan Modra  <amodra@gmail.com>
2322
2323         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2324         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2325
2326 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2327
2328         * config/arm/arm.md (define_attr type): Rename f_load
2329         and f_store to f_fpa_load and f_fpa_store. Update.
2330         (write_conflict): Deal with rename fallout.
2331         (*push_fp_multi): Likewise.
2332         * config/arm/fpa.md (f_load): Use f_fpa_load.
2333         (f_store): Use f_fpa_store.
2334         (*movsf_fpa): Likewise.
2335         (*movdf_fpa): Likewise.
2336         (*movxf_fpa): Likewise.
2337         (*thumb2_movsf_fpa): Likewise.
2338         (*thumb2_movdf_fpa): Likewise.
2339         (*thumb2_movxf_fpa): Likewise.
2340         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2341         f_loadd and f_stored.
2342         (*thumb2_movdi_vfp): Likewise.
2343         (*thumb2_movsf_vfp): Fix attribute to f_loads.
2344         (*thumb2_movsi_vfp): Likewise.
2345         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2346         Use f_loads instead of f_load.
2347         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2348
2349 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
2350
2351         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2352         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2353         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2354         (xtensa_mode_dependent_address_p): New function.
2355         (constantpool_address_p): Make static. Change return type to bool.
2356         Change argument type to const_rtx. Use CONST_INT_P predicate.
2357
2358 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
2359
2360         PR debug/46583
2361         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2362
2363 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
2364
2365         PR debug/47283
2366         * cfgexpand.c (expand_debug_expr): Instead of generating
2367         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2368         etc. handling.
2369
2370 2011-01-20  Richard Guenther  <rguenther@suse.de>
2371
2372         PR middle-end/47370
2373         * tree-inline.c (remap_gimple_op_r): Recurse manually for
2374         the pointer operand of MEM_REFs.
2375
2376 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
2377
2378         PR tree-optimization/46130
2379         * ipa-split.c (consider_split): If return_bb contains non-virtual
2380         PHIs other than for retval or if split_function would not adjust it,
2381         refuse to split.
2382
2383 2011-01-20  Richard Guenther  <rguenther@suse.de>
2384
2385         PR tree-optimization/47167
2386         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2387         Revert previous change, only avoid enumeral type changes.
2388
2389 2011-01-19  Mike Stump  <mikestump@comcast.net>
2390
2391         * doc/tm.texi.in (BRANCH_COST): Englishify.
2392         * doc/tm.texi (BRANCH_COST): Likewise.
2393
2394 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
2395
2396         PR c++/47291
2397         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2398         (gen_scheduled_generic_parms_dies): New functions.
2399         (gen_struct_or_union_type_die): Schedule template parameters DIEs
2400         generation for the end of CU compilation.
2401         (dwarf2out_finish): Generate template parameters DIEs here.
2402
2403 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
2404
2405         PR debug/46240
2406         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2407         debug bind stmt on merge edges.
2408
2409 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
2410
2411         PR debug/47079
2412         PR debug/46724
2413         * function.c (instantiate_expr): Instantiate incoming rtl of
2414         implicit arguments, and recurse on VALUE_EXPRs.
2415         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2416         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2417
2418 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
2419
2420         * c-parser.c (c_parser_for_statement): Initialize
2421         collection_expression.
2422
2423 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
2424
2425         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2426
2427 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
2428
2429         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2430         (LINK_SHLIB_SPEC): Don't use %(link_path).
2431         (SUBTARGET_EXTRA_SPECS): Remove link_path.
2432
2433 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
2434
2435         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2436         (NO_SHARED_LIB_SUPPORT): Remove.
2437         (LINK_SHLIB_SPEC): Remove one conditional definition.
2438
2439 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
2440
2441         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2442         %{call_shared}.
2443         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2444         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2445         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2446         %{call_shared} and conditionals on these options not being passed.
2447         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2448         %{call_shared}.
2449
2450 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
2451
2452         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2453         simplify.
2454
2455         * ipa-split.c: Spelling fixes.
2456
2457 2011-01-19  Richard Henderson  <rth@redhat.com>
2458
2459         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2460         (*mulsi3): Likewise.
2461
2462         * longlong.h [__mn10300__] (count_leading_zeros): New.
2463         [__mn10300__] (umul_ppmm, smul_ppmm): New.
2464         [__mn10300__] (add_ssaaaa, subddmmss): New.
2465         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2466         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2467
2468 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2469
2470         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2471
2472 2011-01-19  Richard Henderson  <rth@redhat.com>
2473
2474         * config/mn10300/mn10300.md (addsi3_flags): New.
2475         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2476         (subsi3_flags, subc_internal, subdi3): New.
2477         (subdi3_internal, *subdi3_degenerate): New.
2478         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2479
2480         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2481         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2482         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
2483         * config/mn10300/mn10300-protos.h: Update.
2484         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2485         (return_ret): Likewise.  Rename from return_internal_regs.
2486         (return_internal): Remove.
2487
2488         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2489         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2490         (mn10300_legitimate_constant_p): Likewise.
2491         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2492         (mn10300_frame_size): New.
2493         (mn10300_expand_prologue): Use it.
2494         (mn10300_expand_epilogue): Likewise.
2495         (mn10300_initial_offset): Likewise.
2496         * config/mn10300/mn10300-protos.h: Update.
2497         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2498         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2499         (prologue, epilogue, return_internal): Tidy output code.
2500         (mn10300_store_multiple_operation, return): Likewise.
2501         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2502         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2503         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2504         (load_pic, am33_load_pic): New.
2505         (mn10300_load_pic0, mn10300_load_pic1): New.
2506
2507         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2508         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2509         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2510         (cc_flags_for_mode, cc_flags_for_code): New.
2511         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2512         overflow flag is not valid.  Validate that the flags we need
2513         for the comparison are valid.
2514         (mn10300_output_cmp): Remove.
2515         (mn10300_output_add): New.
2516         (mn10300_select_cc_mode): Use cc_flags_for_code.
2517         (mn10300_split_cbranch): New.
2518         (mn10300_match_ccmode): New.
2519         (mn10300_split_and_operand_count): New.
2520         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2521         to the function.
2522         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2523         (addsi3): ... here.  Use mn10300_output_add.
2524         (*addsi3_flags): New.
2525         (*am33_subsi3, *mn10300_subsi3): Merge...
2526         (subsi3): ... here.  Use attribute isa.
2527         (*subsi3_flags): New.
2528         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
2529         when possible.
2530         (*am33_andsi3, *mn10300_andsi3): Merge...
2531         (andsi3): ... here.
2532         (*andsi3_flags): New.
2533         (andsi3 splitters): New.
2534         (*am33_iorsi3, *mn10300_iorsi3): Merge...
2535         (iorsi3): ... here.
2536         (*iorsi3_flags): New.
2537         (*am33_xorsi3, *mn10300_xorsi3): Merge...
2538         (xorsi3): ... here.
2539         (*xorsi3_flags): New.
2540         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2541         (one_cmplsi2): ... here.
2542         (*one_cmplsi2_flags): New.
2543         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
2544         instead of "dax" in constraints.  Use mn10300_split_cbranch.
2545         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
2546         use matching constraints to eliminate a self-comparison.
2547         (*integer_conditional_branch): Rename from integer_conditional_branch.
2548         Use int_mode_flags to match CC_REG.
2549         (*cbranchsi4_btst, *btstsi): New.
2550         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
2551         mn10300_split_cbranch.
2552         (*am33_cmpsf): Rename from am33_cmpsf.
2553         (*float_conditional_branch): Rename from float_conditional_branch.
2554         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2555         (zero_extendqisi2): ... here.
2556         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2557         (zero_extendhisi2): ... here.
2558         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2559         (extendqisi2): ... here.
2560         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2561         (extendhisi2): ... here.
2562         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2563         (ashlsi3): ... here.
2564         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2565         (lshrsi3): ... here.
2566         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2567         (ashrsi3): ... here.
2568         (consecutive add peephole): Remove.
2569         * config/mn10300/predicates.md (label_ref_operand): New.
2570         (int_mode_flags): New.
2571         (CCZN_comparison_operator): New.
2572
2573         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2574         (throughput_42_latency_43): New reservation.
2575         (mulsidi3, umulsidi3): New expanders.
2576         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
2577         the MDR register to allocation; separately allocate the low and
2578         high parts of the DImode result.
2579         (umulsidi3_internal): Similarly.
2580         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2581         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
2582         (udivsi3, umodsi3): Remove.
2583         (udivmodsi4, divmodsi4): New expanders.
2584         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
2585         (*divmodsi4): Simiarly.
2586         (ext_internal): New.
2587
2588         * config/mn10300/constraints.md ("z"): New constraint.
2589         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2590         (FIXED_REGISTERS): Don't fix MDR.
2591         (CALL_USED_REGSITERS): Reformat nicely.
2592         (REG_ALLOC_ORDER): Add MDR.
2593         (enum regclass): Add MDR_REGS.
2594         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2595         (IRA_COVER_CLASSES): Add MDR_REGS.
2596         (REGNO_REG_CLASS): Handle MDR_REG.
2597         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2598         (mn10300_register_move_cost): Likewise.
2599         * config/mn10300/mn10300.md (MDR_REG): New.
2600         (*movsi_internal): Handle moves to/from MDR_REGS.
2601
2602         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2603         POST_MODIFY.
2604         (mn10300_secondary_reload): Tidy combination reload classes.
2605         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2606         addresses for AM33.  Allow symbolic offsets for reg+imm.
2607         (mn10300_regno_in_class_p): New.
2608         (mn10300_legitimize_reload_address): New.
2609         * config/mn10300/mn10300.h (enum reg_class): Remove
2610         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2611         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
2612         SP_OR_GENERAL_REGS.
2613         (REG_CLASS_NAMES): Update to match.
2614         (REG_CLASS_CONTENTS): Likewise.
2615         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2616         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2617         (REGNO_IN_RANGE_P): Remove.
2618         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2619         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2620         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2621         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2622         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2623         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2624         (REGNO_GENERAL_P): New.
2625         (HAVE_POST_MODIFY_DISP): New.
2626         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2627         (LEGITIMIZE_RELOAD_ADDRESS): New.
2628         * config/mn10300/mn10300-protos.h: Update.
2629
2630         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2631         DATA_REGS for AM33 stack-pointer destination.
2632         (mn10300_preferred_output_reload_class): Likewise.
2633         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2634         into a form appropriate for ...
2635         (TARGET_SECONDARY_RELOAD): New.
2636         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2637         * config/mn10300/mn10300-protos.h: Update.
2638         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2639         reload_insi; use the "A" constraint for the scratch; handle AM33
2640         moves of sp to non-address registers.
2641
2642         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2643         (*movqi_internal): ... here.
2644         (*am33_movhi, *mn10300_movhi): Merge into...
2645         (*movhi_internal): ... here.
2646         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
2647         as the source/destination of moves from/to SP.
2648         (movsf): Only allow for AM33-2.
2649         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2650         any integer constant constraint.  Only allow for AM33-2.  Tidy
2651         all of the alternative outputs.
2652         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2653         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
2654         for MN103.
2655         (udivsi3, umodsi3): New patterns for MN103 only.
2656
2657 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
2658
2659         * doc/tm.texi.in: Spell out that a lack of register class unions
2660         can lead to ICEs.
2661         * doc/tm.texi: Regenerate.
2662
2663 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
2664
2665         PR rtl-optimization/47337
2666         * dce.c (check_argument_store): New function.
2667         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
2668
2669         PR tree-optimization/47290
2670         * tree-eh.c (infinite_empty_loop_p): New function.
2671         (cleanup_empty_eh): Use it.
2672
2673 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
2674
2675         PR target/46997
2676         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2677         (a64_expand_widen_sum): Ditto.
2678         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2679         (vec_extract_evenodd_help): Ditto.
2680         (vec_extract_evenv4hi): Ditto.
2681         (vec_extract_oddv4hi): Ditto.
2682         (vec_extract_evenv2si): Ditto.
2683         (vec_extract_oddv2si): Ditto.
2684         (vec_extract_evenv2sf): Ditto.
2685         (vec_extract_oddv2sf): Ditto.
2686         (vec_pack_trunc_v4hi: Ditto.
2687         (vec_pack_trunc_v2si): Ditto.
2688         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2689         (vec_interleave_highv8qi): Ditto.
2690         (mix1_r): Ditto.
2691         (vec_extract_oddv8qi): Ditto.
2692         (vec_interleave_lowv4hi): Ditto.
2693         (vec_interleave_highv4hi): Ditto.
2694         (vec_interleave_lowv2si): Ditto.
2695         (vec_interleave_highv2si): Ditto.
2696
2697 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2698
2699         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2700         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2701         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
2702         (pa_c_mode_for_suffix): New.
2703         (TARGET_EXPAND_BUILTIN): Define.
2704         (TARGET_C_MODE_FOR_SUFFIX): Define.
2705         (pa_builtins): Define.
2706         (pa_init_builtins): Register __float128 type and init new support
2707         builtins.
2708         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2709         * config/pa/quadlib.c (_U_Qfcopysign): New.
2710
2711 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
2712
2713         PR middle-end/46894
2714         * explow.c (allocate_dynamic_stack_space): Do not assume more than
2715         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2716         are defined.
2717
2718 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2719
2720         PR tree-optimization/47179
2721         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2722         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2723
2724 2011-01-18  Richard Guenther  <rguenther@suse.de>
2725
2726         PR rtl-optimization/47216
2727         * emit-rtl.c: Include tree-flow.h.
2728         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2729         of replicating it with different semantics.
2730         * Makefile.in (emit-rtl.o): Adjust.
2731
2732 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2733
2734         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2735         (cortex_a9_dp): Handle neon types correctly.
2736
2737 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
2738
2739         PR rtl-optimization/47299
2740         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2741         subtarget.  Use normal multiplication if both operands are constants.
2742         * expmed.c (expand_widening_mult): Don't try to optimize constant
2743         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
2744         before using it.
2745
2746 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2747
2748         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
2749         spacing after 'e.g.', typos, comma, hyphenation.
2750
2751 2011-01-17  Richard Henderson  <rth@redhat.com>
2752
2753         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2754         (rx_restricted_mem_operand): New.
2755         (rx_shift_operand): Use register_operand.
2756         (rx_source_operand, rx_compare_operand): Likewise.
2757         * config/rx/rx.md (addsi3_flags): New expander.
2758         (adddi3): Rewrite as expander.
2759         (adc_internal, *adc_flags, adddi3_internal): New patterns.
2760         (subsi3_flags): New expander.
2761         (subdi3): Rewrite as expander.
2762         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2763
2764         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2765         (rx_init_builtins): Remove sat builtin.
2766         (rx_expand_builtin): Likewise.
2767         * config/rx/rx.md (ssaddsi3): New.
2768         (*sat): Rename from sat.  Represent the CC_REG input.
2769
2770         * config/rx/predicates.md (rshift_operator): New.
2771         * config/rx/rx.c (rx_expand_insv): Remove.
2772         * config/rx/rx-protos.h: Update.
2773         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
2774         operand to the canonical position.
2775         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2776         (*bitclr, *bitclr_in_memory): Similarly.
2777         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2778         (insv): Retain the zero_extract in the expansion.
2779
2780         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2781         (bswaphi2, bitinvert, revw): Likewise.
2782
2783         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2784         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2785         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2786         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2787         (bitset, bitset_in_memory): Likewise.
2788         (bitinvert, bitinvert_in_memory): Likewise.
2789         (bitclr, bitclr_in_memory): Likewise.
2790         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2791         (rx_strend, rx_cmpstrn): Likewise.
2792         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
2793         (bitop peep2 patterns): Remove.
2794
2795         * config/rx/rx.c (rx_match_ccmode): New.
2796         * config/rx/rx-protos.h: Update.
2797         * config/rx/rx.md (abssi2): Clobber, don't set flags.
2798         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2799         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2800         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2801         (fix_truncsfsi2, floatsisf2): Likewise.
2802         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2803         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2804         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2805         (*subsi3_flags, *xorsi3_flags): New.
2806
2807         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2808
2809         * config/rx/rx.c (rx_print_operand): Remove workaround for
2810         unsplit comparison operations.
2811
2812         * config/rx/rx.md (movsicc): Split after reload.
2813         (*movsicc): Merge *movsieq and *movsine via match_operator.
2814         (*stcc): New pattern.
2815
2816         * config/rx/rx.c (rx_float_compare_mode): Remove.
2817         * config/rx/rx.h (rx_float_compare_mode): Remove.
2818         * config/rx/rx.md (cstoresi4): Split after reload.
2819         (*sccc): New pattern.
2820
2821         * config/rx/predicates.md (label_ref_operand): New.
2822         (rx_z_comparison_operator): New.
2823         (rx_zs_comparison_operator): New.
2824         (rx_fp_comparison_operator): New.
2825         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2826         Validate that the flags are set properly for the comparison.
2827         (rx_gen_cond_branch_template): Remove.
2828         (rx_cc_modes_compatible): Remove.
2829         (mode_from_flags): New.
2830         (flags_from_code): Rename from flags_needed_for_conditional.
2831         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2832         (rx_select_cc_mode): Likewise.
2833         (rx_split_fp_compare): New.
2834         (rx_split_cbranch): New.
2835         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2836         (*cbranchsi4): Use match_operator and rx_split_cbranch.
2837         (*cbranchsf4): Similarly.
2838         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
2839         match_operator and rx_split_cbranch.
2840         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2841         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
2842         (*cmpsi): Rename from cmpsi.
2843         (*tstsi): Rename from tstsi.
2844         (*cmpsf): Rename from cmpsf; use CC_Fmode.
2845         (*conditional_branch): Rename from conditional_branch.
2846         (*reveresed_conditional_branch): Remove.
2847         (b<code>): Remove expander.
2848         * config/rx/rx-protos.h: Update.
2849
2850         * config/rx/rx.c (rx_compare_redundant): Remove.
2851         * config/rx/rx.md (cmpsi): Don't use it.
2852         * config/rx/rx-protos.h: Update.
2853
2854         * config/rx/rx-modes.def (CC_F): New mode.
2855         * config/rx/rx.c (rx_select_cc_mode): New.
2856         * config/rx/rx.h (SELECT_CC_MODE): Use it.
2857         * config/rx/rx-protos.h: Update.
2858
2859 2011-01-17  Richard Henderson  <rth@redhat.com>
2860
2861         * except.c (dump_eh_tree): Fix stray ; after for statement.
2862
2863 2011-01-17  Richard Guenther  <rguenther@suse.de>
2864
2865         PR tree-optimization/47313
2866         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2867         handling before copying the body.  Properly deal with
2868         by-reference result in SSA form.
2869
2870 2011-01-17  Ian Lance Taylor  <iant@google.com>
2871
2872         PR target/47219
2873         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2874         (struct_value_alias_set): Don't define.
2875         (sparc_option_override): Don't set sparc_sr_alias_set and
2876         struct_value_alias_set.
2877         (save_or_restore_regs): Use gen_frame_mem rather than calling
2878         set_mem_alias_set.
2879         (sparc_struct_value_rtx): Likewise.
2880
2881 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
2882
2883         PR target/47318
2884         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2885         __m128i.
2886         (_mm_maskstore_pd): Likewise.
2887         (_mm_maskload_ps): Likewise.
2888         (_mm_maskstore_ps): Likewise.
2889         (_mm256_maskload_pd): Change mask to __m256i.
2890         (_mm256_maskstore_pd): Likewise.
2891         (_mm256_maskload_ps): Likewise.
2892         (_mm256_maskstore_ps): Likewise.
2893
2894         * config/i386/i386-builtin-types.def: Updated.
2895         (ix86_expand_special_args_builtin): Likewise.
2896
2897         * config/i386/i386.c (bdesc_special_args): Update
2898         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2899         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2900         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2901         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2902
2903         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2904         Use <avxpermvecmode> on mask register.
2905         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2906
2907 2011-01-17  Olivier Hainque  <hainque@adacore.com>
2908             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
2909             Eric Botcazou  <ebotcazou@adacore.com>
2910
2911         PR target/46655
2912         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2913         if <= USHRT_MAX in 32-bit mode.
2914
2915 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2916
2917         * doc/install.texi (Configuration, Specific): Wrap long
2918         lines in examples.  Allow line wrapping in long options
2919         and URLs where beneficial for PDF output.
2920
2921 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
2922
2923         * config/mips/mips.c (mips_classify_symbol): Don't return
2924         SYMBOL_PC_RELATIVE for nonlocal labels.
2925
2926 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
2927
2928         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2929
2930 2011-01-15  Jan Hubicka  <jh@suse.cz>
2931
2932         PR tree-optimization/47276
2933         * ipa.c (function_and_variable_visibility): Do not try to mark alias
2934         declarations as needed.
2935
2936 2011-01-15  Martin Jambor  <mjambor@suse.cz>
2937
2938         * common.opt (fdevirtualize): New flag.
2939         * doc/invoke.texi (Option Summary): Document it.
2940         * opts.c (default_options_table): Add devirtualize flag.
2941         * ipa-prop.c (detect_type_change): Return immediately if
2942         devirtualize flag is not set.
2943         (detect_type_change_ssa): Likewise.
2944         (compute_known_type_jump_func): Likewise.
2945         (ipa_analyze_virtual_call_uses): Likewise.
2946
2947 2011-01-14  Martin Jambor  <mjambor@suse.cz>
2948
2949         PR tree-optimization/45934
2950         PR tree-optimization/46302
2951         * ipa-prop.c (type_change_info): New type.
2952         (stmt_may_be_vtbl_ptr_store): New function.
2953         (check_stmt_for_type_change): Likewise.
2954         (detect_type_change): Likewise.
2955         (detect_type_change_ssa): Likewise.
2956         (compute_complex_assign_jump_func): Check for dynamic type change.
2957         (compute_complex_ancestor_jump_func): Likewise.
2958         (compute_known_type_jump_func): Likewise.
2959         (compute_scalar_jump_functions): Likewise.
2960         (ipa_analyze_virtual_call_uses): Likewise.
2961         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2962
2963 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2964
2965         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2966         * config/i386/i386.opt (msse5): New Alias.
2967
2968 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2969
2970         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2971         * config/sparc/linux64.h (CC1_SPEC): Likewise.
2972         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2973         * config/sparc/sparc.h (CC1_SPEC): Likewise.
2974
2975 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2976
2977         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2978         -mcpu options.
2979         * config/sparc/linux64.h (CC1_SPEC): Likewise.
2980         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2981         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2982         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2983         Likewise.
2984         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2985
2986 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2987
2988         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2989
2990 2011-01-14  Mike Stump  <mikestump@comcast.net>
2991
2992         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2993         * config/fr30/fr30.md: Likweise
2994         (movsi_push): Likewise.
2995         (movsi_pop): Likewise.
2996         (enter_func): Likewise.
2997         * config/moxie/moxie.md (movsi_push): Likewise.
2998         (movsi_pop): Likewise.
2999
3000 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3001
3002         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3003         %{no_archive} %{exact_version}.
3004         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3005         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3006         %{no_archive} %{exact_version}.
3007         * config/mips/openbsd.h (LINK_SPEC): Likewise.
3008         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3009         * config/mips/vxworks.h: Likewise.
3010
3011 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3012
3013         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3014
3015 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3016
3017         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3018         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3019
3020 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3021
3022         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3023         -nodefaultlib.
3024
3025 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3026
3027         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3028         for mcpu not cpu.
3029         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3030         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3031         not cpu.
3032         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3033         Don't handle -shlib.
3034
3035 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3036
3037         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3038         (CC1_SPEC): Don't handle -profile.
3039
3040 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3041
3042         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3043         * config/mips/mips.h (CC1_SPEC): Likewise.
3044
3045 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3046
3047         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3048         * config/mips/mips.h (CC1_SPEC): Likewise.
3049
3050 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3051
3052         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3053         * config/m32r/linux.h (LINK_SPEC): Likewise.
3054         * config/mips/linux.h (LINK_SPEC): Likewise.
3055         * config/mips/linux64.h (LINK_SPEC): Likewise.
3056         * config/sparc/linux.h (LINK_SPEC): Likewise.
3057         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3058         LINK_SPEC): Likewise.
3059         * config/xtensa/linux.h (LINK_SPEC): Likewise.
3060
3061 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3062
3063         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3064         %{version:-v}.
3065         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3066
3067 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3068
3069         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3070         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3071
3072 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
3073
3074         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3075
3076 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3077
3078         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3079         supports -Bstatic/-Bdynamic.
3080         * configure: Regenerate.
3081
3082 2011-01-14  Jan Hubicka  <jh@suse.cz>
3083         Jack Howarth <howarth@bromo.med.uc.edu>
3084
3085         PR target/46037
3086         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3087         when checking debug_info_level. Test write_symbols instead of
3088         debug_hooks->var_location when setting flag_var_tracking_uninit.
3089
3090 2011-01-14  Richard Guenther  <rguenther@suse.de>
3091
3092         PR tree-optimization/47179
3093         * target.def (ref_may_alias_errno): New target hook.
3094         * targhooks.h (default_ref_may_alias_errno): Declare.
3095         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3096         (default_ref_may_alias_errno): New function.
3097         * target.h (struct ao_ref_s): Declare.
3098         * tree-ssa-alias.c: Include target.h.
3099         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3100         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3101         (targhooks.o): Likewise.
3102         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3103         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3104
3105 2011-01-14  Richard Guenther  <rguenther@suse.de>
3106
3107         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
3108
3109 2011-01-14  Richard Guenther  <rguenther@suse.de>
3110
3111         PR tree-optimization/47280
3112         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3113         return CFG changes.
3114         (tree_ssa_forward_propagate_single_use_vars): Deal with
3115         CFG changes from associate_plusminus.
3116
3117 2011-01-14  Richard Guenther  <rguenther@suse.de>
3118
3119         PR middle-end/47281
3120         Revert
3121         2011-01-11  Richard Guenther  <rguenther@suse.de>
3122
3123         PR tree-optimization/46076
3124         * tree-ssa.c (useless_type_conversion_p): Conversions from
3125         unprototyped to empty argument list function types are useless.
3126
3127 2011-01-14  Richard Guenther  <rguenther@suse.de>
3128
3129         PR tree-optimization/47286
3130         * tree-ssa-structalias.c (new_var_info): Register variables are global.
3131
3132 2011-01-14  Martin Jambor  <mjambor@suse.cz>
3133
3134         PR middle-end/46823
3135         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3136
3137 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
3138
3139         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3140         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3141         * config/xtensa/xtensa.c (xtensa_libcall_value,
3142         xtensa_function_value_regno_p): New functions.
3143         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3144
3145 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
3146
3147         PR c++/47213
3148         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3149         PE specific hook.
3150         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3151         New function prototype.
3152         * config/i386/winnt.c (i386_pe_assemble_visibility):
3153         Warn only if attribute was specified by user.
3154
3155 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
3156
3157         PR target/47251
3158         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3159         floating point.
3160         (floatunsdidf2_fcfidu): Ditto.
3161
3162 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3163
3164         * config/s390/s390.c (print_operand_address): Replace 'error' with
3165         'output_operand_lossage'.
3166         (print_operand): Likewise.
3167
3168 2011-01-13  Jeff Law  <law@redhat.com>
3169
3170         PR rtl-optimization/39077
3171         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3172         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3173         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3174         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3175         * gcse.c (prune_insertions_deletions): New function.
3176         (compute_pre_data): Use it.
3177
3178 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
3179
3180         PR debug/PR46973
3181         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3182         static function.
3183         (prune_unused_types_mark): Use it.
3184
3185 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
3186
3187         PR rtl-optimization/45352
3188         * sel-sched.c: Update copyright years.
3189         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3190         in the advancing loop when we have issued issue_rate insns.
3191
3192 2011-01-12  Richard Henderson  <rth@redhat.com>
3193
3194         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3195         (TARGET_MD_ASM_CLOBBERS): New.
3196
3197         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3198         (TARGET_DELEGITIMIZE_ADDRESS): New.
3199
3200         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3201         (clzsi2, *bsch): New patterns.
3202
3203         * config/mn10300/mn10300.md (INT): New mode iterator.
3204         (*mov<INT>_clr): New pattern, and peep2 to generate it.
3205
3206         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3207         flag_split_wide_types.
3208
3209         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3210         (mn10300_trampoline_init): Rewrite without a template, an immediate
3211         load and a direct branch.
3212         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3213
3214 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
3215
3216         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3217         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3218         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3219         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3220
3221 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
3222
3223         PR debug/47209
3224         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3225         of type.
3226
3227 2011-01-12  Jan Hubicka  <jh@suse.cz>
3228
3229         PR driver/47244
3230         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3231         (PLUGIN_COND_CLOSE): New macro.
3232         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3233
3234 2011-01-12  Richard Guenther  <rguenther@suse.de>
3235
3236         PR lto/47259
3237         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3238         register variables in a MEM_REF.
3239
3240 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
3241
3242         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3243         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3244         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3245         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3246         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3247         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3248         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3249         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3250         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3251         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3252         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3253         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3254         * config/gnu-user.h: New.  Copied from linux.h.
3255         (LINUX_TARGET_STARTFILE_SPEC): Rename to
3256         GNU_USER_TARGET_STARTFILE_SPEC.
3257         (LINUX_TARGET_ENDFILE_SPEC): Rename to
3258         GNU_USER_TARGET_ENDFILE_SPEC.
3259         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3260         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3261         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3262         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3263         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3264         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3265         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3266         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3267         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3268         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3269         * config/arm/linux-eabi.h (CC1_SPEC): Use
3270         GNU_USER_TARGET_CC1_SPEC.
3271         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3272         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3273         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3274         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3275         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3276         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3277         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3278         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3279
3280 2011-01-12  Richard Guenther  <rguenther@suse.de>
3281
3282         PR other/46946
3283         * doc/invoke.texi (ffast-math): Document it is turned on
3284         with -Ofast.
3285
3286 2011-01-12  Jan Hubicka  <jh@suse.cz>
3287
3288         PR tree-optimization/47233
3289         * opts.c (common_handle_option): Disable ipa-reference with profile
3290         feedback.
3291
3292 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
3293
3294         * c-parser.c (c_parser_objc_at_property_declaration): Improved
3295         error message.
3296
3297 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
3298
3299         * c-parser.c (c_lex_one_token): Updated and reindented some
3300         comments.  No changes in code.
3301
3302 2011-01-11  Ian Lance Taylor  <iant@google.com>
3303
3304         * godump.c (go_output_var): Don't output the variable if there is
3305         already a type with the same name.
3306
3307 2011-01-11  Ian Lance Taylor  <iant@google.com>
3308
3309         * godump.c (go_format_type): Don't generate float80.
3310
3311 2011-01-11  Richard Henderson  <rth@redhat.com>
3312
3313         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3314         declaration.  Rewrite for both speed and size.
3315         (mn10300_address_cost_1): Remove.
3316         (mn10300_register_move_cost): New.
3317         (mn10300_memory_move_cost): New.
3318         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
3319         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
3320         extensions, shifts, BSWAP, CLZ.
3321         (mn10300_wide_const_load_uses_clr): Remove.
3322         (TARGET_REGISTER_MOVE_COST): New.
3323         (TARGET_MEMORY_MOVE_COST): New.
3324         * config/mn10300/mn10300-protos.h: Update.
3325         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3326
3327         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3328         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3329         * config/mn10300/mn10300-protos.h: Update.
3330         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3331         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3332         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3333         (*test_int_bitfield, *test_byte_bitfield): Remove.
3334         (*bit_test, *subreg_bit_test): Remove.
3335         * config/mn10300/predicates.md (const_8bit_operand): Remove.
3336
3337         * config/mn10300/constraints.md ("c"): Rename from "A".
3338         ("A", "D"): New constraint letters.
3339         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3340         (fmssf4, fnmasf4, fnmssf4): Likewise.
3341
3342         * config/mn10300/mn10300.md (isa): New attribute.
3343         (enabled): New attribute.
3344
3345         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3346         (abssf2, negsf2): Define only for hardware fp.
3347         (sqrtsf2): Reformat.
3348         (addsf3, subsf3, mulsf3): Merge expander and insn.
3349
3350         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3351         (DEBUGGER_AUTO_OFFSET): Remove.
3352         (DEBUGGER_ARG_OFFSET): Remove.
3353
3354         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3355         Emit register stores with the same offsets as the hardware.
3356         (mn10300_store_multiple_operation): Don't check that the register
3357         save offsets are monotonic.
3358         * config/mn10300/mn10300-protos.h: Update.
3359
3360         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3361
3362         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3363         in terms of the value on the stack, not the MDR register.
3364
3365 2011-01-11  Jan Hubicka  <jh@suse.cz>
3366
3367         PR lto/45721
3368         PR lto/45375
3369         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3370         (symbol_alias_set_destroy, symbol_alias_set_contains,
3371         propagate_aliases_backward): Declare.
3372         * lto-streamer-out.c (struct sets): New sturcture.
3373         (trivally_defined_alias): New function.
3374         (output_alias_pair_p): Rewrite.
3375         (output_unreferenced_globals): Fix output of alias pairs.
3376         (produce_symtab): Likewise.
3377         * ipa.c (function_and_variable_visibility): Set weak alias destination
3378         as needed in lto.
3379         * varasm.c (symbol_alias_set_t): Remove.
3380         (symbol_alias_set_destroy): Export.
3381         (propagate_aliases_forward, propagate_aliases_backward): New functions
3382         based on ...
3383         (compute_visible_aliases): ... this one; remove.
3384         (trivially_visible_alias): New
3385         (trivially_defined_alias): New.
3386         (remove_unreachable_alias_pairs): Rewrite.
3387         (finish_aliases_1): Reorganize code checking if alias is defined.
3388         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3389         in LTO mode.
3390
3391 2011-01-11  Richard Guenther  <rguenther@suse.de>
3392
3393         PR tree-optimization/46076
3394         * tree-ssa.c (useless_type_conversion_p): Conversions from
3395         unprototyped to empty argument list function types are useless.
3396
3397 2011-01-11  Richard Guenther  <rguenther@suse.de>
3398
3399         PR middle-end/45235
3400         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3401         volatile MEMs as MEM_READONLY_P.
3402
3403 2011-01-11  Richard Guenther  <rguenther@suse.de>
3404
3405         PR tree-optimization/47239
3406         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3407
3408 2011-01-11  Jeff Law  <law@redhat.com>
3409
3410         PR tree-optimization/47086
3411         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3412         IVs from statements that might throw.
3413
3414 2011-01-10  Jan Hubicka  <jh@suse.cz>
3415
3416         PR lto/45375
3417         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3418
3419 2011-01-10  Jan Hubicka  <jh@suse.cz>
3420
3421         PR lto/45375
3422         * profile.c (read_profile_edge_counts): Ignore profile inconistency
3423         when correcting profile.
3424
3425 2011-01-10  Jan Hubicka  <jh@suse.cz>
3426
3427         PR lto/46083
3428         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3429         DECL_FINI_PRIORITY.
3430         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3431         Restore DECL_FINI_PRIORITY.
3432
3433 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3434
3435         * doc/gimple.texi: Fix quoting of multi-word return values in
3436         @deftypefn statements.  Ensure presence of return value.  Wrap
3437         overlong @deftypefn lines.
3438         (is_gimple_operand, is_gimple_min_invariant_address): Remove
3439         descriptions of removed functions.
3440         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3441         of multi-word return value in @deftypefn statement.
3442
3443 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3444
3445         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3446         (Conditional Expressions, Logical Operators)
3447         (Statement and operand traversals): Do not indent smallexample
3448         code.  Fix duplicate function argument in example.
3449
3450 2011-01-10  Jeff Law  <law@redhat.com>
3451
3452         PR tree-optimization/47141
3453         * ipa-split.c (split_function): Handle case where we are
3454         returning a value and the return block has a virtual operand phi.
3455
3456 2011-01-10  Jan Hubicka  <jh@suse.cz>
3457
3458         PR tree-optimization/47234
3459         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3460         (pass_feedback_split_functions): Declare.
3461         * passes.c (init_optimization_passes): Add ipa-split as subpass of
3462         tree-profile.
3463         * ipa-split.c (gate_split_functions): Update comments; disable
3464         split-functions for profile_arc_flag and branch_probabilities.
3465         (gate_feedback_split_functions): New function.
3466         (execute_feedback_split_functions): New function.
3467         (pass_feedback_split_functions): New global var.
3468
3469 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
3470
3471         PR lto/46760
3472         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3473         calling gimple_call_set_cannot_inline.
3474
3475 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
3476
3477         * config/darwin-sections.def: Remove unused section.
3478
3479 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
3480
3481         PR c++/47218
3482         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3483
3484 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
3485
3486         PR objc/47232
3487         * c-parser.c (c_parser_declaration_or_fndef): Improved
3488         error message.
3489
3490 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
3491
3492         * config/i386/winnt.c (i386_pe_start_function): Make sure
3493         to switch back to function's section.
3494
3495 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
3496
3497         PR gcc/46902
3498         PR testsuite/46912
3499         * plugin.c: Move include of dlfcn.h from here...
3500         * system.h: ... to here.
3501
3502 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3503
3504         * doc/cpp.texi (C++ Named Operators): Fix markup for header
3505         file name.
3506         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3507         two extra empty pages in PDF output.
3508
3509 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
3510
3511         PR objc/47078
3512         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3513         for error recovery purposes behave as if it was not specified so
3514         that the default type is usd.
3515
3516 2011-01-07  Jan Hubicka  <jh@suse.cz>
3517
3518         PR tree-optmization/46469
3519         * ipa.c (function_and_variable_visibility): Clear needed flags on
3520         nodes with external decls; handle weakrefs merging correctly.
3521
3522 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
3523
3524         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3525         not false.
3526
3527 2011-01-07  Jan Hubicka  <jh@suse.cz>
3528
3529         * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3530         and no longer claim that gold is required for linker plugin.
3531         * configure: Regenerate.
3532         * gcc.c (PLUGIN_COND): New macro.
3533         (LINK_COMMAND_SPEC): Use it.
3534         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3535         * config.in (HAVE_LTO_PLUGIN): New.
3536         * configure.ac (--with-lto-plugin): New parameter; autodetect
3537         HAVE_LTO_PLUGIN.
3538
3539 2011-01-07  Jan Hubicka  <jh@suse.cz>
3540
3541         PR tree-optimization/46367
3542         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3543         when we can update original.
3544         (cgraph_mark_inline_edge): Sanity check.
3545         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3546
3547 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3548
3549         * config/spu/spu.h (ASM_COMMENT_START): Define.
3550
3551 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
3552
3553         PR driver/42445
3554         * gcc.c (%>S): New.
3555         (SWITCH_KEEP_FOR_GCC): Likewise.
3556         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3557         (do_spec_1): Handle "%>".
3558
3559         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3560
3561 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
3562
3563         PR target/47201
3564         * config/i386/i386.c (ix86_delegitimize_address): If
3565         simplify_gen_subreg fails, return orig_x.
3566
3567         PR bootstrap/47187
3568         * value-prof.c (gimple_stringop_fixed_value): Handle
3569         lhs of the call properly.
3570
3571 2011-01-07  Jan Hubicka  <jh@suse.cz>
3572
3573         PR lto/45375
3574         * lto-opt.c (lto_reissue_options): Set flag_shlib.
3575
3576 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
3577
3578         * target.def (function_switched_text_sections): New hook.
3579         * doc/tm.texi: Regenerated.
3580         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3581         * final.c (default_function_switched_text_sections): New.
3582         (final_scan_insn): Call function_switched_text_sections when a
3583         mid-function section change occurs.
3584         * output.h (default_function_switched_text_sections): Declare.
3585         * config/darwin-protos.h (darwin_function_switched_text_sections):
3586         Likewise.
3587         * config/darwin.c (darwin_function_switched_text_sections): New.
3588         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3589
3590 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
3591
3592         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
3593         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
3594         the secondary code fragment when outputting for DWARF == 2.
3595
3596 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
3597
3598         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3599         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3600         Remove.
3601         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3602         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3603
3604 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
3605
3606         PR debug/46704
3607         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3608         when it is not empty.
3609
3610 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
3611
3612         Bobcat Enablement
3613         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3614         (case ${target}): Add btver1.
3615         * config/i386/driver-i386.c (host_detect_local_cpu): Let
3616         -march=native recognize btver1 processors.
3617         * config/i386/i386-c.c (ix86_target_macros_internal): Add
3618         btver1 def_and_undef
3619         * config/i386/i386.c (struct processor_costs btver1_cost): New
3620         btver1 cost table.
3621         (m_BTVER1): New definition.
3622         (m_AMD_MULTIPLE): Includes m_BTVER1.
3623         (initial_ix86_tune_features): Add btver1 tune.
3624         (processor_target_table): Add btver1 entry.
3625         (static const char *const cpu_names): Add btver1 entry.
3626         (software_prefetching_beneficial_p): Add btver1.
3627         (ix86_option_override_internal): Add btver1 instruction sets.
3628         (ix86_issue_rate): Add btver1.
3629         (ix86_adjust_cost): Add btver1.
3630         * config/i386/i386.h (TARGET_BTVER1): New definition.
3631         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3632         (enum processor_type): Add PROCESSOR_BTVER1.
3633         * config/i386/i386.md (define_attr "cpu"): Add btver1.
3634
3635 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3636
3637         PR target/43309
3638         * config/i386/i386.c (legitimize_tls_address)
3639         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3640         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3641         (tls_initial_exec_64_sun): New pattern.
3642
3643 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
3644
3645         * doc/invoke.texi (Overall Options): Improve wording and markup
3646         of the description of -wrapper.
3647
3648 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
3649
3650         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3651         rdynamic, threads): New Driver options.
3652
3653 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3654
3655         PR target/38118
3656         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3657         if coming from .tdata.
3658         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3659
3660 2011-01-06  Jan Hubicka  <jh@suse.cz>
3661
3662         PR lto/47188
3663         * collect2.c (main): Do not enable LTOmode when plugin is active.
3664
3665 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3666
3667         PR other/45915
3668         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3669         --version output if supported.
3670         * configure: Regenerate.
3671
3672 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
3673
3674         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3675         Driver options.
3676
3677 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
3678
3679         PR c/47150
3680         * c-convert.c (convert): When converting a complex expression
3681         other than COMPLEX_EXPR to a different complex type, ensure
3682         c_save_expr is called instead of save_expr, unless in_late_binary_op.
3683         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3684         when converting COMPLEX_TYPE.
3685
3686 2011-01-06  Ira Rosen  <irar@il.ibm.com>
3687
3688         PR tree-optimization/47139
3689         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3690         only the last reduction value is used outside the loop.  Update
3691         documentation.
3692
3693 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
3694
3695         * config/rtems.opt: New.
3696         * config.gcc (*-*-rtems*): Use rtems.opt.
3697
3698 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
3699
3700         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3701         processors do not support 3DNow instructions.
3702
3703 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3704
3705         * config/spu/spu.c (spu_option_override): Set parameter
3706         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3707
3708 2011-01-05  Jan Hubicka  <jh@suse.cz>
3709
3710         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3711         at the command line.
3712
3713 2011-01-05  Martin Jambor  <mjambor@suse.cz>
3714
3715         PR lto/47162
3716         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3717         deltas on streamed outgoing edges.
3718         (output_node_opt_summary): Output info for outgoing edges only when
3719         the node is in new parameter set.
3720         (output_cgraph_opt_summary): New parameter set, passed to the two
3721         aforementioned functions.  Update its forward declaration and its
3722         callee too.
3723
3724 2011-01-05  Tom Tromey  <tromey@redhat.com>
3725
3726         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3727         operator to c_finish_omp_atomic.
3728         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3729         (build_unary_op): Update.
3730         (build_modify_expr): Update.
3731         (build_asm_expr): Update.
3732
3733 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3734
3735         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3736         newly inserted insns.
3737         (pad_bb): Likewise.
3738         (spu_emit_branch_hint): Likewise.
3739         (insert_hbrp_for_ilb_runout): Likewise.
3740         (spu_machine_dependent_reorg): Call df_finish_pass after
3741         schedule_insns returns.
3742
3743 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3744
3745         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3746
3747 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
3748
3749         PR tree-optimization/47005
3750         * tree-sra.c (struct access): Add 'non_addressable' bit.
3751         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3752         (decide_one_param_reduction): Return 0 if the parameter is passed by
3753         reference and one of the accesses in the group is non_addressable.
3754
3755 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
3756
3757         PR tree-optimization/47056
3758         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3759         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
3760         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
3761
3762 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
3763
3764         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3765         initializer.  Skip view conversions from aggregate types.
3766
3767 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
3768
3769         PR bootstrap/47055
3770         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3771
3772 2011-01-04  Philipp Thomas <pth@suse.de>
3773
3774         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3775         obvious typo.
3776
3777 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3778
3779         * function.c (thread_prologue_and_epilogue_insns): Do not crash
3780         on empty epilogue sequences.
3781
3782 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
3783
3784         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3785         non-static): New Driver options.
3786
3787 2011-01-04  Jie Zhang  <jie@codesourcery.com>
3788
3789         PR driver/47137
3790         * gcc.c (default_compilers[]): Set combinable field to 0
3791         for all assembly languages.
3792
3793 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
3794
3795         * config/mips/loongson3a.md: New file.
3796         * config/mips/mips.md: Include loongson3a.md.
3797         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3798         TUNE_LOONGSON_3A.
3799
3800 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
3801
3802         PR middle-end/47017
3803         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3804         instead of convert_memory_address_addr_space on the base expression.
3805
3806 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3807
3808         * config/spu/spu.c (spu_option_override): Update error text
3809         for bad -march= / -mtune= values.
3810
3811 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3812
3813         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3814         if branch-hint optimization will be performed.
3815
3816 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
3817
3818         PR tree-optimization/47148
3819         * ipa-split.c (split_function): Convert arguments to
3820         DECL_ARG_TYPE if possible.
3821
3822         PR tree-optimization/47155
3823         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3824         when computing uns.
3825
3826         PR rtl-optimization/47157
3827         * combine.c (try_combine): If undobuf.other_insn becomes
3828         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3829         and set *new_direct_jump_p too.
3830
3831 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
3832
3833         PR tree-optimization/47021
3834         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3835
3836 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
3837
3838         * gcc.c (process_command): Update copyright notice dates.
3839         * gcov.c (print_version): Likewise.
3840         * gcov-dump.c (print_version): Likewise.
3841         * mips-tfile.c (main): Likewise.
3842         * mips-tdump.c (main): Likewise.
3843
3844 2011-01-03  Martin Jambor  <mjambor@suse.cz>
3845
3846         PR tree-optimization/46801
3847         * tree-sra.c (type_internals_preclude_sra_p): Check whether
3848         aggregate fields start at byte boundary instead of the bit-field flag.
3849
3850 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
3851
3852         PR driver/47137
3853         * gcc.c (main): Revert revision 168407.
3854
3855 2011-01-03  Martin Jambor  <mjambor@suse.cz>
3856
3857         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3858
3859 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3860
3861         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3862         vector optab to expand vector/scalar shift, update gimple to vector.
3863
3864 2011-01-03  Martin Jambor  <mjambor@suse.cz>
3865
3866         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3867         a thunk.
3868
3869 2011-01-03  Martin Jambor  <mjambor@suse.cz>
3870
3871         PR tree-optimization/46984
3872         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3873         HOST_WIDE_INT.
3874         (cgraph_create_indirect_edge): Fixed line length.
3875         (cgraph_indirect_call_info): Declare.
3876         (cgraph_make_edge_direct) Update declaration.
3877         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3878         (cgraph_create_indirect_edge): Use it.
3879         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
3880         callees.
3881         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3882         the new thunk_delta representation.
3883         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3884         HOST_WIDE_INT.
3885         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3886         (ipa_read_indirect_edge_info): Likewise.
3887         * lto-cgraph.c (output_edge_opt_summary): New function.
3888         (output_node_opt_summary): Call it on all outgoing edges.
3889         (input_edge_opt_summary): New function.
3890         (input_node_opt_summary): Call it on all outgoing edges.
3891
3892 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
3893
3894         PR driver/47137
3895         * gcc.c (main): Don't check have_o when settting combine_inputs.
3896
3897 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
3898
3899         * regrename.c: Add general comment describing the pass.
3900         (struct du_head): Remove 'length' field.
3901         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3902         (regrename_optimize): Do not sort chains.  Rework comments, add others.
3903         Force renaming to the preferred class (if any) in the first pass and do
3904         not consider registers that belong to it in the second pass.
3905         (create_new_chain): Do not set 'length' field.
3906         (scan_rtx_reg): Likewise.
3907
3908 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
3909
3910         PR tree-optimization/47140
3911         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3912         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3913         to bit_value_binop.
3914
3915         PR rtl-optimization/47028
3916         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3917         parm_birth_insn instead of at the beginning of first bb.
3918
3919 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
3920
3921         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3922         Remove the word "see" before "@pxref".
3923         * doc/rtl.texi: Remove the word "see" before "@pxref".
3924
3925 2011-01-01  Jan Hubicka  <jh@suse.cz>
3926
3927         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3928         memory.
3929
3930 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
3931
3932         PR target/38662
3933         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3934
3935 \f
3936 Copyright (C) 2011 Free Software Foundation, Inc.
3937
3938 Copying and distribution of this file, with or without modification,
3939 are permitted in any medium without royalty provided the copyright
3940 notice and this notice are preserved.