gcc/ChangeLog

   1 2008-02-20  Richard Guenther  <rguenther@suse.de>
   2
   3         PR middle-end/35265
   4         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
   5         be happy with INTEGRAL_TYPE_P.
   6
   7 2008-02-20  Richard Guenther  <rguenther@suse.de>
   8
   9         * fold-const.c (split_tree): Associate floatig-point expressions
  10         if flag_associative_math is set.
  11
  12 2008-02-20  Richard Guenther  <rguenther@suse.de>
  13
  14         * tree.h (fold_real_zero_addition_p): Declare.
  15         * fold-const.c (fold_real_zero_addition_p): Export.
  16         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
  17         floating-point operations with zero and one.
  18
  19 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
  20
  21         * doc/install.texi: Correct references to CFLAGS, replacing them
  22         with BOOT_CFLAGS.  Document flags used during bootstrap for
  23         target libraries.
  24
  25 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
  26
  27         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
  28         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
  29         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
  30         insn constraint.
  31         (smin<mode>3): Ditto from similar patterns.
  32         (smax<mode>3): Ditto.
  33         (*ieee_smin<mode>3): Ditto.
  34         (*ieee_smax<mode>3): Ditto.
  35         * config/i386/sse.md (sse): New mode attribute.
  36         (mov<mode>): Macroize expander from movv4sf and movv2df using
  37         SSEMODEF2P mode iterator.
  38         (<sse>_movnt<mode>): Ditto from similar patterns. Use
  39         SSE_VEC_FLOAT_MODE_P as insn constraint.
  40         (storent<mode>): Ditto.
  41         (storent<mode>): Macroize expander from storentsf and storentdf using
  42         MODEF mode iterator.
  43         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
  44         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
  45         (abs<mode>2): Ditto from similar patterns.
  46         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
  47         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
  48         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
  49         (<sse>_vmsqrt<mode>2): Ditto.
  50         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
  51         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
  52         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
  53         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
  54         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
  55         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
  56         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
  57         insn constraint.
  58         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
  59         iterator and SSE_FLOAT_MODE_P as insn constraint.
  60         (<sse>_ucomi): Ditto from similar patterns.
  61         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
  62         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
  63         SSE_VEC_FLOAT_MODE_P as insn constraint.
  64         (vcond<mode>): Ditto from similar patterns.
  65         (and<mode>3, *and<mode>3): Ditto.
  66         (<sse>_nand<mode>3): Ditto.
  67         (ior<mode>3, *ior<mode>3): Ditto.
  68         (xor<mode>3, *xor<mode>3): Ditto.
  69         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
  70         iterator and SSE_FLOAT_MODE_P as insn constraint.
  71         (*nand<mode>3): Ditto from similar patterns.
  72         (*ior<mode>3): Ditto.
  73         (*xor<mode>3): Ditto.
  74
  75 2008-02-20  Ira Rosen  <irar@il.ibm.com>
  76
  77         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
  78         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
  79         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
  80
  81 2008-02-19  Jan Hubicka  <jh@suse.cz>
  82
  83         * predict.c (tree_bb_level_predictions): Remove variable next
  84         mistakely introduced by previous commit.
  85
  86 2008-02-19  Jan Hubicka  <jh@suse.cz>
  87
  88         * predict.c (predict_paths_leading_to): Rewrite.
  89         (predict_paths_for_bb): New.
  90         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
  91
  92 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  93
  94         PR bootstrap/35218
  95         * Makefile.in (build_file_translate): New.
  96         (gcc-vers.texi): Use it for translating $(abs_srcdir).
  97         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
  98         * configure.ac (build_file_translate): Substitute it.
  99         * configure: Regenerate.
 100
 101 2008-02-19  Jan Hubicka  <jh@suse.cz>
 102
 103         PR rtl-optimization/34408
 104         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
 105         invalid sharing.
 106
 107 2008-02-19  Jan Hubicka  <jh@suse.cz>
 108
 109         PR middle-end/28779
 110         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
 111         call_expr.
 112
 113 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
 114
 115         PR Ada/35186
 116         * config/i386/i386-modes.def: Revert the last DI alignment
 117         change until Ada people can look into it.
 118
 119 2008-02-19  Nick Clifton  <nickc@redhat.com>
 120
 121         * opts.c (print_specific_help): Fix typo in --help text.
 122
 123 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
 124
 125         PR target/35239
 126         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
 127         32-bit inline asm without asm alternatives for host GCC < 3.0.
 128
 129 2008-02-19  Richard Guenther  <rguenther@suse.de>
 130
 131         PR tree-optimization/34989
 132         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
 133         Allow propagation to INDIRECT_REF if we can simplify only.
 134
 135 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 136
 137         * c-common.c (warn_for_collisions_1): Use appropriate option when
 138         warning.
 139
 140 2008-02-19  Nick Clifton  <nickc@redhat.com>
 141
 142         PR other/31349
 143         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
 144         (handle_options): Fix indentation.
 145         (print_filtered_help): If no language-specific options were
 146         displayed tell the user how to list all the options supported by
 147         the language's front-end.
 148         (print_specific_help): Fix indentation and remove duplicate line.
 149         (common_handle_option): Handle the -v option.
 150         For --help enable the display of undocumented options if the -v
 151         switch has been included on the command line.
 152         For --help= check for overlaps in the arguments between the option
 153         classes and the language names and issue a warning when they
 154         cannot be disambiguated.
 155         * c.opt (v): Pass on to the common option handler.
 156
 157 2008-02-19  Revital Eres  <eres@il.ibm.com>
 158
 159         * modulo-sched.c (sms_schedule): Change dump message when
 160         create_ddg function fails.
 161         (try_scheduling_node_in_cycle): Rename row to cycle.
 162         (print_partial_schedule): Rename CYCLE to ROW.
 163
 164 2008-02-19  Christian Bruel  <christian.bruel@st.com>
 165             Zdenek Dvorak  <ook@ucw.cz>
 166
 167         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
 168
 169 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 170
 171         PR target/33555
 172         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
 173         (*x86_movdicc_0_m1_se): Ditto.
 174
 175 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 176
 177         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
 178         (CMPtype): Define as __gcc_CMPtype.
 179         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
 180         (CMPtype): Define as __gcc_CMPtype.
 181
 182 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
 183
 184         Support valgrind 3.3 for --enable-checking=valgrind.
 185         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
 186         here.
 187         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
 188         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
 189         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
 190         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
 191         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
 192         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
 193         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
 194         respectively.
 195         * ggc-zone.c: Similar.
 196         * ggc-page.c: Similar.
 197
 198 2008-02-19  Paul Brook  <paul@codesourcery.com>
 199
 200         PR target/35071
 201         * config/arm/ieee754-df.S: Fix do_it typo.
 202         * config/arm/ieee754-sf.S: Fix do_it typo.
 203
 204 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 205
 206         PR target/35189
 207         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
 208         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
 209         (OPTION_MASK_ISA_SSE_SET): Likewise.
 210         (OPTION_MASK_ISA_SSE2_SET): Likewise.
 211         (OPTION_MASK_ISA_SSE3_SET): Likewise.
 212         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
 213         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
 214         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
 215         (OPTION_MASK_ISA_SSE4_SET): Likewise.
 216         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
 217         (OPTION_MASK_ISA_SSE5_SET): Likewise.
 218         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
 219         (OPTION_MASK_ISA_MMX_UNSET): Updated.
 220         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
 221         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
 222         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
 223         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
 224         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
 225         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
 226         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
 227         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
 228         (OPTION_MASK_ISA_SSE4): Removed.
 229         (ix86_handle_option): Turn on bits in ix86_isa_flags and
 230         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
 231         -mXXX.
 232         (override_options): Don't turn on implied SSE/MMX bits in
 233         ix86_isa_flags.
 234
 235 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 236
 237         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
 238         32bit host.
 239
 240 2008-02-18  Joey Ye  <joey.ye@intel.com>
 241
 242         PR middle-end/34921
 243         * tree-nested.c (insert_field_into_struct): Set type alignment
 244         to field alignment if the former is less than the latter.
 245
 246 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
 247
 248         * BASE-VER: Set to 4.4.0.
 249
 250 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
 251
 252         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
 253         * doc/cfg.texi: Likewise.
 254         * doc/extend.texi: Likewise.
 255         * doc/gty.texi: Likewise.
 256         * doc/invoke.texi: Likewise.
 257         * doc/loop.texi: Likewise.
 258         * doc/md.texi: Likewise.
 259         * doc/passes.texi: Likewise.
 260         * doc/rtl.texi: Likewise.
 261         * doc/sourcebuild.texi: Likewise.
 262         * doc/tm.texi: Likewise.
 263         * doc/tree-ssa.texi: Likewise.
 264
 265 2008-02-17  Richard Guenther  <rguenther@suse.de>
 266
 267         PR middle-end/35227
 268         * tree-complex.c (init_parameter_lattice_values): Handle parameters
 269         without default definition.
 270
 271 2008-02-17  Richard Guenther  <rguenther@suse.de>
 272
 273         PR tree-optimization/35231
 274         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
 275         if A | B != 1.
 276
 277 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
 278
 279         Revert:
 280
 281         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 282         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
 283         libgcc_cmp_return mode.
 284
 285 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 286
 287         PR c/28368
 288         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
 289
 290 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
 291
 292         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
 293         multilibs.
 294
 295 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 296
 297         * doc/c-tree.texi: Use `@.' where appropriate.
 298         * doc/extend.texi: Likewise.
 299         * doc/install.texi: Likewise.
 300         * doc/invoke.texi: Likewise.
 301         * doc/loop.texi: Likewise.
 302         * doc/makefile.texi: Likewise.
 303         * doc/md.texi: Likewise.
 304         * doc/passes.texi: Likewise.
 305         * doc/standards.texi: Likewise.
 306         * doc/tm.texi: Likewise.
 307
 308 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
 309
 310         PR middle-end/35196
 311         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
 312         in entry_bb.
 313         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
 314         rather than in entry_bb.
 315
 316 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 317
 318         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
 319         libgcc_cmp_return mode.
 320
 321 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
 322
 323         PR middle-end/35130
 324         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
 325         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
 326
 327 2008-02-15  Richard Guenther  <rguenther@suse.de>
 328             Zdenek Dvorak  <ook@ucw.cz>
 329
 330         PR tree-optimization/35164
 331         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
 332         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
 333         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
 334         Only propagate addresses which do not have abnormal SSA_NAMEs
 335         in their operands.
 336
 337 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
 338
 339         PR target/35088
 340         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
 341
 342 2008-02-15  Jan Hubicka  <jh@suse.cz>
 343
 344         PR middle-end/35149
 345         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
 346
 347 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 348
 349         PR middle-end/34621
 350         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
 351         when calculating alignment_pad.
 352
 353 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 354
 355         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
 356         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
 357         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
 358         and STACK_BOUNDARY define.
 359
 360 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
 361
 362         PR preprocessor/35061
 363         * c-pragma.c (handle_pragma_pop_macro): Check that
 364         pushed_macro_table has been allocated.
 365
 366 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
 367
 368         PR middle-end/35136
 369         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
 370         (force_gimple_operand): Likewise.
 371         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
 372         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
 373         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
 374         (find_interesting_uses_address): Check addressability and alignment
 375         of the base expression only after substituting bases of IVs into it.
 376
 377 2008-02-14  Michael Matz  <matz@suse.de>
 378
 379         PR target/34930
 380         * function.c (instantiate_virtual_regs_in_insn): Reload address
 381         before falling back to reloading the whole operand.
 382
 383 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
 384
 385         * config/s390/s390.c (s390_mainpool_start): Emit the pool
 386         before the first section switch note.
 387
 388 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
 389
 390         * doc/bugreport.texi: Update copyright years.
 391         * doc/c-tree.texi: Likewise.
 392         * doc/cfg.texi: Likewise.
 393         * doc/cpp.texi: Likewise.
 394         * doc/cppinternals.texi: Likewise.
 395         * doc/fragments.texi: Likewise.
 396         * doc/frontends.texi: Likewise.
 397         * doc/gcc.texi: Likewise.
 398         * doc/gty.texi: Likewise.
 399         * doc/hostconfig.texi: Likewise.
 400         * doc/implement-c.texi: Likewise.
 401         * doc/libgcc.texi: Likewise.
 402         * doc/loop.texi: Likewise.
 403         * doc/makefile.texi: Likewise.
 404         * doc/options.texi: Likewise.
 405         * doc/passes.texi: Likewise.
 406         * doc/rtl.texi: Likewise.
 407         * doc/sourcebuild.texi: Likewise.
 408         * doc/standards.texi: Likewise.
 409         * doc/tree-ssa.texi: Likewise.
 410         * doc/trouble.texi: Likewise.
 411
 412         * doc/extend.texi: Use @: or add comma where appropriate.
 413         * doc/invoke.texi: Likewise.
 414         * doc/tm.texi: Likewise.
 415
 416 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
 417
 418         PR target/34393
 419         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
 420         to a reg.
 421
 422 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
 423
 424         * doc/md.texi (clz, ctz): Add reference.
 425         * doc/rtl.texi (clz, ctz): Likewise.
 426
 427 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 428
 429         PR other/35148
 430         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
 431         srcdir.
 432
 433 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
 434
 435         * config/s390/s390.c (struct constant_pool): New field
 436         emit_pool_after added.
 437         (s390_mainpool_start): Set the emit_pool_after flag according
 438         to the section switch notes.
 439         (s390_mainpool_finish): Consider emit_pool_after when emitting
 440         the literal pool at the end of the function.
 441         (s390_chunkify_start): Force literal pool splits at section
 442         switch notes.
 443
 444 2008-02-13  Michael Matz  <matz@suse.de>
 445
 446         PR debug/35065
 447         * var-tracking.c (clobber_variable_part): Correctly traverse the
 448         list.
 449
 450 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 451
 452         PR 29673
 453         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
 454         Add -fdump-ipa-inline.
 455         * tree-dump.c (dump_files): Remove tree-inlined dump.
 456         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
 457
 458 2008-02-12  Richard Guenther  <rguenther@suse.de>
 459
 460         PR tree-optimization/35171
 461         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
 462         default defs.
 463
 464 2008-02-12  Richard Guenther  <rguenther@suse.de>
 465
 466         PR middle-end/35163
 467         * fold-const.c (fold_widened_comparison): Use get_unwidened in
 468         value-preserving mode.  Disallow final truncation.
 469
 470 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
 471
 472         PR middle-end/35136
 473         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
 474         code from here to...
 475         (force_gimple_operand): ...here.
 476
 477 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
 478
 479         PR c++/35144
 480         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
 481         non-compatible pointers.
 482         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
 483         different FIELD_DECLs, try harder by comparing field offsets, sizes
 484         and types.
 485
 486         PR inline-asm/35160
 487         * function.c (match_asm_constraints_1): Don't replace the same input
 488         multiple times.
 489
 490 2008-02-12  Anatoly Sokolov <aesok@post.ru>
 491
 492         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
 493         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
 494         (expand_epilogue): Restore RAMPZ register.
 495         * config/avr/avr.md (RAMPZ_ADDR): New constant.
 496
 497 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
 498
 499         * config/i386/cygwin.asm: (__alloca): Correct calling
 500         convention and alignment.
 501         (__chkstk): Force 8 byte stack alignment.
 502
 503 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
 504             Richard Guenther  <rguenther@suse.de>
 505
 506         PR tree-optimization/33992
 507         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
 508         the zero we compare against.
 509
 510 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
 511
 512         PR libfortran/35063
 513         * gthr-win32.h (__gthread_mutex_destroy_function): New function
 514         to CloseHandle after unlocking to prevent accumulation of handle
 515         count.
 516
 517 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 518
 519         PR middle_end/34150
 520         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
 521         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
 522         and update LABEL_NUSES during and after reload.
 523
 524 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
 525
 526         PR middle-end/34627
 527         * combine.c (simplify_if_then_else): Make sure the comparison is
 528         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
 529
 530 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
 531
 532         PR bootstrap/35051
 533         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
 534         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
 535         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
 536         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
 537         * tree.h (get_type_static_bounds): Likewise.
 538
 539 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 540
 541         * doc/invoke.texi (Option Summary, C++ Dialect Options)
 542         (Objective-C and Objective-C++ Dialect Options, Warning Options):
 543         Make -Wfoo language annotations match what the compiler outputs.
 544
 545 2008-02-08  Sa Liu  <saliu@de.ibm.com>
 546
 547         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
 548         intrinsics spu_convts, spu_convtu, spu_convtf.
 549         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
 550
 551 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
 552
 553         * doc/extend.texi (Function Attributes) <noinline>: Mention
 554         asm ("") as method to keep calls.
 555
 556 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 557
 558         PR other/32754
 559         * doc/options.texi (Options): Replace references to opts.sh with
 560         optc-gen.awk.
 561         * opts-common.c: Likewise.
 562         * optc-gen.awk: Likewise.
 563
 564 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
 565
 566         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
 567
 568 2008-02-07  Richard Henderson  <rth@redhat.com>
 569
 570         PR rtl-opt/33410
 571         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
 572         EXPR_LIST for the REG_EQUAL instead of a comparison with a
 573         funny mode.
 574
 575 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
 576
 577         PR tree-optimization/35085
 578         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
 579         for operand entry oe2 in addition to operand entry oe3 in order to
 580         expose more opportunities for vectorizer sum reduction.
 581
 582 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 583
 584         PR other/35107
 585         * Makefile.in (LIBS): Remove $(GMPLIBS).
 586         (cc1-dummy, cc1): Add $(GMPLIBS).
 587
 588 2008-02-06  Jan Hubicka  <jh@suse.cz>
 589
 590         PR target/23322
 591         * i386.md (moddf_integer): Do not produce partial memory stalls for
 592         targets where it hurts.
 593
 594 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
 595
 596         PR target/35083
 597         * optabs.c (expand_float): Do not check for decimal modes when
 598         expanding unsigned integer through signed conversion.
 599
 600 2008-02-06  Nick Clifton  <nickc@redhat.com>
 601
 602         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
 603         inside the clobber with a match_operand and duplicated operand
 604         number in the constraint.
 605         (ineqbranchsi): Delete redundant comment.
 606
 607 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
 608
 609         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
 610         builtin_define ("__USE_INIT_FINI__").
 611         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
 612         -msx multilibs.
 613         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
 614
 615 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 616
 617         PR documentation/30330
 618         * doc/invoke.texi (C++ Dialect Options)
 619         (Objective-C and Objective-C++ Dialect Options, Warning Options):
 620         For each warning option -Wfoo that allows -Wno-foo, ensure both
 621         -Wfoo and -Wno-foo are listed in the option index.  Fix index
 622         entry of -Wswitch-default, index -Wnormalized= including the
 623         `=', and -Wlarger-than-@var{len} including @var{len}.
 624
 625 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
 626
 627         * config/i386/i386.md (floatunssisf2): Use
 628         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
 629         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
 630         Macroize expander using MODEF mode iterator.
 631
 632 2008-02-05  Diego Novillo  <dnovillo@google.com>
 633
 634         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
 635
 636         PR 33738
 637         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
 638
 639 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 640
 641         PR other/35070
 642         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
 643
 644 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
 645
 646         PR target/35084
 647         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
 648         to indicate if a message should be generated.
 649         (init_cumulative_args): Updated.
 650         (function_value_32): Likewise.
 651
 652 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
 653
 654         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
 655
 656 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
 657
 658         PR target/35083
 659         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
 660         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
 661
 662 2008-02-04  Diego Novillo  <dnovillo@google.com>
 663
 664         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
 665
 666         PR 33738
 667         * tree-vrp.c (vrp_evaluate_conditional): With
 668         -Wtype-limits, emit a warning when comparing against a
 669         constant outside the natural range of OP0's type.
 670
 671 2008-02-04  Richard Guenther  <rguenther@suse.de>
 672
 673         PR middle-end/33631
 674         * expr.c (count_type_elements): Give for unions instead of
 675         guessing.
 676
 677 2008-02-04  Richard Guenther  <rguenther@suse.de>
 678
 679         PR middle-end/35043
 680         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
 681         to TYPE_DOMAINs base type instead of using bitsizetype here.
 682
 683 2008-02-03  Jason Merrill  <jason@redhat.com>
 684
 685         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
 686
 687 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 688
 689         PR other/29972
 690         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
 691         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
 692         (RS/6000 and PowerPC Options): Fix typos and markup.
 693         * doc/passes.texi (Tree-SSA passes): Likewise.
 694
 695 2008-02-02  Michael Matz  <matz@suse.de>
 696
 697         PR target/35045
 698         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
 699         from record_last_reg_set_info.
 700         (record_last_reg_set_info): Take an RTX argument, iterate over all
 701         constituent hardregs.
 702         (record_last_set_info, record_opr_changes): Change calls to
 703         new signature or to record_last_reg_set_info_regno.
 704
 705 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
 706
 707         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
 708
 709 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
 710
 711         PR rtl-optimization/34773
 712         * reg-notes.def (EQUAL): Mention significance of combination of
 713         REG_EQUAL and REG_RETVAL.
 714         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
 715         insn that has a REG_RETVAL.
 716
 717 2008-02-01  Roger Sayle  <roger@eyesopen.com>
 718
 719         PR bootstrap/33781
 720         * configure.ac (--enable-fixed-point): Disable unless explicitly
 721         requested on IRIX.
 722         * configure: Regenerate.
 723
 724 2008-02-01  Richard Guenther  <rguenther@suse.de>
 725
 726         PR other/35042
 727         * invoke.texi (-finline-limit): Remove no longer true parts
 728         of the documentation.  Note that there is no default value.
 729
 730 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
 731             Mark Mitchell  <mark@codesourcery.com>
 732             Ben Elliston  <bje@au.ibm.com>
 733
 734         PR c/29326
 735         * doc/extend.texi (Other Builtins): Document.
 736
 737 2008-01-31  Tom Browder <tom.browder@gmail.com>
 738
 739         * doc/c-tree.texi (Types): Fix grammar.
 740         (Expression trees): Ditto.
 741         * doc/passes.texi (Tree-SSA passes): Ditto.
 742
 743         * doc/configterms.texi (Configure Terms): Fix typo.
 744         * doc/cpp.texi (Common Predefined Macros): Ditto.
 745         * doc/md.texi (Machine Constraints): Ditto.
 746
 747         * doc/makefile.texi (Makefile): Add comma.
 748
 749 2008-01-31  Tom Browder  <tom.browder@gmail.com>
 750             Gerald Pfeifer  <gerald@pfeifer.com>
 751
 752         * doc/sourcebuild.texi (Front End): Remove references to CVS
 753         and CVSROOT/modules.
 754         (Texinfo Manuals): Replace reference to CVS by one to SVN.
 755         (Back End): Remove reference to CVS.
 756
 757 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
 758
 759         PR target/34900
 760         * config/mips/mips.c (gen_load_const_gp): New function, taking a
 761         comment from...
 762         (mips16_gp_pseudo_reg): ...here.
 763         * config/mips/mips.md (load_const_gp): Replace with...
 764         (load_const_gp_<mode>): ...this :P-based insn.
 765
 766 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 767
 768         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
 769         options. Minor fixes.
 770         (-std): Move reference to standards closer to where language
 771         standards are first mentioned.
 772
 773 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
 774
 775         PR rtl-optimization/34995
 776         * reload.c (alternative_allows_const_pool_ref): Take an rtx
 777         parameter and return a bool.  If the rtx parameter is nonnull,
 778         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
 779         (find_reloads): Update call accordingly.  Pass the new operand
 780         if it needed no address reloads, otherwise pass null.
 781
 782 2008-01-30  Richard Henderson  <rth@redhat.com>
 783
 784         PR c/34993
 785         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
 786         for unbounded arrays.
 787
 788 2008-01-30  Silvius Rus  <rus@google.com>
 789
 790         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
 791
 792 2008-01-30  Jan Hubicka  <jh@suse.cz>
 793
 794         PR target/34982
 795         * i386.c (init_cumulative_args): Use real function declaration when
 796         calling locally.
 797
 798 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
 799
 800         PR rtl-optimization/34998
 801         * global.c (build_insn_chain): Treat non-subreg_lowpart
 802         SUBREGs of pseudos as clobbering all the words covered by the
 803         SUBREG, not just all the bytes.
 804         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
 805         original df_ref rather than an extract parameter.
 806         (global_conflicts): Update call accordingly.
 807
 808 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
 809
 810         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
 811         the overflow check to make it easier to read.
 812         (__fixtfdi): Change the type of the ll member in union
 813         long_double to UDItype_x.
 814
 815 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
 816
 817         PR middle-end/34969
 818         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
 819         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
 820         * tree-inline.c (fold_marked_statements): Call
 821         cgraph_update_edges_for_call_stmt if folding a call statement.
 822         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
 823         debug_generic_stmt calls, reset it back afterwards.
 824
 825         PR c/35017
 826         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
 827         static decls.
 828         * c-typeck.c (build_external_ref): Don't pedwarn about
 829         static vars in current function's scope.
 830
 831 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
 832
 833         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
 834
 835 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
 836
 837         PR c/35002
 838         * ipa-struct-reorg.c: Fix spelling.
 839         * params.def: Ditto.
 840
 841 2008-01-29  Richard Guenther  <rguenther@suse.de>
 842
 843         PR middle-end/35006
 844         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
 845         field.
 846         * tree-inline.c (remap_type): Increment remapping_type_depth
 847         around remapping types.
 848         (copy_body_r): Only add referenced variables if they are referenced
 849         from code, not types.
 850
 851 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
 852
 853         PR c++/34055
 854         PR c++/34103
 855         PR c++/34219
 856         PR c++/34606
 857         PR c++/34753
 858         PR c++/34754
 859         PR c++/34755
 860         PR c++/34919
 861         PR c++/34961
 862         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
 863         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
 864
 865 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
 866
 867         PR target/34412
 868         * config/avr/avr.c (expand_prologue): Use correct QI mode frame
 869         pointer for tiny stack.
 870
 871 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
 872
 873         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
 874
 875 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
 876
 877         * config/vx-common.h: Fix typo in comment.
 878
 879 2008-01-28  Ian Lance Taylor  <iant@google.com>
 880
 881         PR c++/34862
 882         PR c++/33407
 883         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
 884         coalesce pointers if they have different DECL_NO_TBAA_P values.
 885         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
 886         between variables with different DECL_NO_TBAA_P values.
 887
 888 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
 889
 890         PR 31535
 891         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
 892         are not legitimate small data references on SPE targets.
 893
 894 2008-01-28  David Daney  <ddaney@avtrex.com>
 895
 896         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
 897
 898 2008-01-28  David Daney  <ddaney@avtrex.com>
 899
 900         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
 901
 902 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
 903
 904         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
 905         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
 906         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
 907         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
 908         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
 909         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
 910         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
 911         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
 912
 913 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
 914
 915         * basic-block.h (condjump_equiv_p): Fix comment.
 916
 917 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
 918
 919         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
 920         print_generic_stmt_indented): Fix comment.
 921
 922 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
 923
 924         * configure.ac (__stack_chk_fail): Add detecion for availability
 925         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
 926         * configure: Regenerate.
 927
 928 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
 929
 930         PR middle-end/34688
 931         * final.c (output_addr_const): Handle TRUNCATE.
 932
 933 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
 934
 935         PR target/34711
 936         * tree-ssa-loop-ivopts.c (comp_cost): New type.
 937         (zero_cost, infinite_cost): New constants.
 938         (struct cost_pair): Change type of cost to comp_cost.
 939         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
 940         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
 941         New functions.
 942         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
 943         split_address_cost, ptr_difference_cost, difference_cost,
 944         get_computation_cost_at, get_computation_cost,
 945         determine_use_iv_cost_generic, determine_use_iv_cost_address,
 946         determine_use_iv_cost_condition, determine_use_iv_costs,
 947         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
 948         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
 949         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
 950         Change type of cost to comp_cost.
 951         (determine_iv_cost): Increase cost of non-original ivs, instead
 952         of decreasing the cost of original ones.
 953         (get_address_cost): Indicate the complexity of the addressing mode
 954         in comp_cost.
 955         (try_add_cand_for): Prefer using ivs not specific to some object.
 956         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
 957
 958 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
 959             Janis Johnson  <janis187@us.ibm.com>
 960
 961         PR target/34814
 962         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
 963         (TARGET_INSTANTIATE_DECLS): Likewise.
 964         * target.h (expand_to_rtl_hook): New target hook.
 965         (instantiate_decls): Likewise.
 966         * function.c (instantiate_decl): Make non-static.  Rename to...
 967         (instantiate_decl_rtl): ... this.
 968         (instantiate_expr): Use instantiate_decl_rtl.
 969         (instantiate_decls_1): Likewise.
 970         (instantiate_decls): Likewise.
 971         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
 972         * function.h (instantiate_decl_rtl): Add prototype.
 973         * cfgexpand.c (target.h): New include.
 974         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
 975         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
 976         (TARGET_INSTANTIATE_DECLS): Likewise.
 977         (TARGET_INITIALIZER): New target hooks added.
 978         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
 979         New prototype.
 980         * config/rs6000/rs6000.c (tree-flow.h): New include.
 981         (machine_function): Add sdmode_stack_slot field.
 982         (rs6000_alloc_sdmode_stack_slot): New function.
 983         (rs6000_instantiate_decls): Likewise.
 984         (rs6000_secondary_memory_needed_rtx): Likewise.
 985         (rs6000_check_sdmode): Likewise.
 986         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
 987         (TARGET_INSTANTIATE_DECLS): Likewise.
 988         (rs6000_hard_regno_mode_ok): Allow SDmode.
 989         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
 990         (rs6000_emit_move): Handle SDmode.
 991         (function_arg_advance): Likewise.
 992         (function_arg): Likewise.
 993         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
 994         SDmode var args for 32-bit compiles.
 995         (rs6000_secondary_reload_class): Handle SDmode.
 996         (rs6000_output_function_epilogue): Likewise.
 997         (rs6000_function_value): Simplify if statement.
 998         (rs6000_libcall_value): Likewise.
 999         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1000         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1001         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1002         (movsd_hardfloat): New define_insn.
1003         (movsd_softfloat): Likewise.
1004         (movsd_store): Likewise.
1005         (movsd_load): Likewise.
1006         (extendsddd2): Likewise.
1007         (extendsdtd2): Likewise.
1008         (truncddsd2): Likewise.
1009         (movdd_hardfloat64): Fixup comment.
1010         (UNSPEC_MOVSD_LOAD): New constant.
1011         (UNSPEC_MOVSD_STORE): Likewise.
1012
1013 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
1014
1015         PR c++/34965
1016         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1017         TRUTH_XOR_EXPR.
1018         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1019         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1020         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1021         and TRUTH_XOR_EXPR.
1022
1023 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
1024
1025         PR target/34794
1026         * config.gcc: Separate AIX 5.3 from AIX 6.1.
1027         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1028         __LONGDOUBLE128 too.
1029         * config/rs6000/aix61.h: New file.
1030
1031 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1032
1033         PR rtl-optimization/34959
1034         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1035         popcount and parity rtxes the same mode as their operand.
1036         Truncate or extend the result to the return value's mode
1037         if necessary.
1038
1039 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1040
1041         PR target/34981
1042         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1043         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1044         to GOT_VERSION_REGNUM.
1045         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1046         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1047         * config/mips/mips.c (mips_emit_call_insn): New function.
1048         (mips_call_tls_get_addr): Call mips_expand_call directly.
1049         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1050         emit_call_insn.
1051         (mips16_build_call_stub): Likewise.  Return the call insn or null.
1052         (mips_expand_call): Update the call to mips16_build_call_stub
1053         accordingly and a remove redundant condition.  Assert that MIPS16
1054         stubs do not use lazy binding.  Use mips_emit_call_insn and return
1055         the call insn.
1056         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1057         TARGET_USE_GOT.
1058         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1059         (mips_avoid_hazard): Remove hazard_set handling.
1060         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1061         (UNSPEC_RESTORE_GP): ...this.
1062         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1063         (FAKE_CALL_REGNO): Rename to...
1064         (GOT_VERSION_REGNUM): ...this.
1065         (type): Add "ghost" value.  Add an associated insn reservation.
1066         (hazard_set): Remove.
1067         (exception_receiver): Rename to...
1068         (restore_gp): ...this and update the unspec identifier accordingly.
1069         (exception_receiver, nonlocal_got_receiver): New expanders.
1070         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
1071         FAKE_CALL_REGNO.  Remove hazard_set attribute.
1072         (set_got_version, update_got_version): New patterns.
1073
1074 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
1075
1076         PR target/34970
1077         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1078
1079 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1080
1081         PR other/31955
1082         * doc/install.texi2html: Generate gcc-vers.texi.
1083
1084 2008-01-25  DJ Delorie  <dj@redhat.com>
1085
1086         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1087
1088 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1089
1090         * config/c4x: Remove directory.
1091         * config.gcc (crx-*, mt-*): Mark obsolete.
1092         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1093         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1094         sh-*-rtemscoff*): Remove cases.
1095         * defaults.h (C4X_FLOAT_FORMAT): Remove.
1096         * real.c (encode_c4x_single, decode_c4x_single,
1097         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1098         c4x_extended_format): Remove.
1099         * real.h (c4x_single_format, c4x_extended_format): Remove.
1100         * doc/extend.texi (interrupt, naked): Remove mention of attributes
1101         on C4x.
1102         (Pragmas): Remove comment about c4x pragmas.
1103         * doc/install.texi (c4x): Remove target-specific instructions.
1104         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1105         * doc/md.texi (Machine Constraints): Remove C4x documentation.
1106         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1107         refer to C4x source files as examples.
1108         (C4X_FLOAT_FORMAT): Remove documentation.
1109
1110 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
1111
1112         * config/bfin/bfin.c (override_options): Reorder tests so that
1113         flag_pic gets enabled for -msep-data.
1114
1115 2008-01-25  Richard Guenther  <rguenther@suse.de>
1116
1117         PR middle-end/32244
1118         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1119         to its bitfield precision if required.
1120
1121 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1122
1123         PR middle-end/33880
1124         * tree-nested.c (walk_omp_for): New function.
1125         (convert_nonlocal_reference, convert_local_reference): Call
1126         walk_omp_for on OMP_FOR.
1127         (convert_call_expr): Call walk_body on OMP_FOR's
1128         OMP_FOR_PRE_INIT_BODY.
1129
1130 2008-01-25  Richard Guenther  <rguenther@suse.de>
1131
1132         PR tree-optimization/34966
1133         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1134         default defs and PHI_NODEs we have to insert after the
1135         defining statement.
1136
1137 2008-01-24  Nick Clifton  <nickc@redhat.com>
1138
1139         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1140         Provide a default definition.
1141         (LIBGCC2_UNITS_PER_WORD): Likewise.
1142
1143         * config/stormy16/stormy16.c: Include df.h for the prototype
1144         for df_regs_ever_live_p.
1145         (xstormy16_expand_builtin_va_start): Convert the stack offset
1146         into a component_ref and then use POINTER_PLUS_EXPR to add it
1147         to the incoming_virtual_args_rtx.
1148         (xstormy16_gimplify_va_arg_expr): Rename to
1149         xstormy16_gimplify_va_arg_expr.
1150         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1151         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1152         xstormy16_gimplify_va_arg_expr.
1153         Fix up some formatting issues.
1154
1155         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1156         Move to predicates.md.
1157         (xs_hi_general_operand): Likewise.
1158         (xs_hi_nonmemory_operand): Likewise.
1159         * config/stormy16/predicates.md:
1160         (xstormy16_carry_plus_operand): New predicate.
1161         (xs_hi_general_operand): New predicate.
1162         (xs_hi_nonmemory_operand): New predicate.
1163         * config/stormy16/stormy16-protos.h:
1164         (xstormy16_carry_plus_operand): Delete prototype.
1165         (xs_hi_general_operand): Likewise.
1166         (xs_hi_nonmemory_operand): Likewise.
1167
1168         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1169         modifiers as they are no longer needed and they can trigger
1170         reload spill failures.
1171
1172         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1173         with a match_operand in order to help reload.
1174
1175         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1176         constraint with 'e' for the 8th alternative as this version of
1177         the mov.w instruction only accepts the lower 8 registers.
1178
1179 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
1180
1181         PR target/34856
1182         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1183         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1184         vector elements.
1185
1186 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1187
1188         PR middle-end/33333
1189         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1190
1191 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1192
1193         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1194         New functions.
1195         (remove_structure): Update allocations list before removing structure.
1196
1197 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1198
1199         * ipa-struct-reorg.c (is_safe_cond_expr,
1200         create_new_stmts_for_cond_expr): Use integer_zerop function,
1201         that recognize not only zero-pointer, but zero-integer too.
1202
1203 2008-01-25  Ben Elliston  <bje@au.ibm.com>
1204
1205         PR other/22232
1206         * fixproto: Escape "." in sed expression that strips leading "./".
1207
1208 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
1209
1210         PR driver/34904
1211         * gcc.c (SWITCH_OK): Removed.
1212         (SWITCH_LIVE): Changed to bit.
1213         (SWITCH_FALSE): Likewise.
1214         (SWITCH_IGNORE): Likewise.
1215         (switchstr): Change live_cond to unsigned int.
1216         (process_command): Replace SWITCH_OK with 0.
1217         (do_self_spec): Likewise.
1218         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1219         (give_switch): Likewise.
1220         (used_arg): Likewise.
1221         (do_spec_1): Set the SWITCH_IGNORE bit.
1222         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1223         bits.  Set the SWITCH_LIVE bit.
1224
1225 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
1226
1227         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1228
1229 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
1230
1231         PR tree-optimization/34472
1232         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1233         parameter to a "bool *" and set *DATA to false if there is
1234         an unsafe access.  Do not delete the structure here.
1235         (check_cond_exprs): Delete it here instead.
1236         (check_cond_exprs, exclude_cold_structs): Do not increase
1237         I when removing a structure.
1238
1239 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
1240
1241         PR target/34856
1242         * config/i386/i386.c (ix86_expand_vector_init): Consider only
1243         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1244
1245 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
1246
1247         PR middle-end/34934
1248         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1249         a fixed vector for stack.
1250
1251 2008-01-24  Ben Elliston  <bje@au.ibm.com>
1252
1253         PR c++/25701
1254         * doc/gcc.texi (Software development): Add a direntry for g++.
1255
1256 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
1257
1258         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1259         stale and straggling -fforce-addr comments above.
1260
1261         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1262         define.
1263         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1264         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1265
1266 2008-01-23  Michael Matz  <matz@suse.de>
1267
1268         PR debug/34895
1269         * dwarf2out.c (force_type_die): Use modified_type_die instead of
1270         gen_type_die.
1271
1272 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
1273
1274         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1275         malloc result type.
1276
1277 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1278
1279         * config/avr/avr.c (avr_current_arch): New variable.
1280         (avr_arch_types): Add 'avr31' and 'avr51' entries.
1281         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1282         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1283         (avr_override_options): Init 'avr_current_arch'.
1284         (base_arch_s): Move from here...
1285         * config/avr/avr.h (base_arch_s): ... here. Add new members
1286         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1287         'mega' to 'have_jmp_call'.
1288         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1289         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
1290         macros.
1291         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1292         architectures.
1293         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1294         MULTILIB_MATCHES): (Ditto.).
1295
1296 2008-01-23  Richard Guenther  <rguenther@suse.de>
1297
1298         PR middle-end/31529
1299         * cgraphunit.c (cgraph_reset_node): Always mark the node
1300         not reachable if it is not queued already.
1301
1302 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
1303
1304         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1305         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1306         (cputype_selected): New static variable.
1307         (bfin_handle_option): Set it if -mcpu is used.
1308         (override_option): Select default set of workarounds if no cpu type
1309         selected on the command line.
1310         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1311
1312         From  Michael Frysinger  <michael.frysinger@analog.com>
1313         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1314         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1315
1316         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1317         for bf547, bf523, bf524, and bf526.
1318         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
1319         bf526.
1320         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1321         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1322         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1323         __ADSPBF547__ and __ADSPBF54x__ for bf547.
1324         * doc/invoke.texi (Blackfin Options): Document that
1325         -mcpu now accept bf547, bf523, bf524, and bf526.
1326
1327 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
1328
1329         PR rtl-optimization/34628
1330         * combine.c (try_combine): Stop and undo after the first combination
1331         if an autoincrement side-effect on the first insn has effectively
1332         been lost.
1333
1334 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
1335
1336         PR target/34529
1337         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1338         Offset addresses are not valid for Altivec or paired float modes.
1339
1340 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
1341
1342         PR c++/34607
1343         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1344         if DECL_INITIAL (decl) is error_mark_node.
1345
1346         PR c++/34914
1347         * c-common.c (handle_vector_size_attribute): Only allow
1348         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
1349         the same way as pointer, array etc. types.
1350         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1351
1352         PR c++/34917
1353         * tree.c (build_type_attribute_qual_variant): Call
1354         build_qualified_type if attributes are equal, but quals are not.
1355
1356 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1357
1358         PR 32102
1359         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1360         * flags.h (warn_strict_aliasing): Remove.
1361         (warn_strict_overflow): Remove.
1362         * opts.c (warn_strict_aliasing): Remove.
1363         (warn_strict_overflow): Remove.
1364         * c-opts.c (c_common_handle_option): -Wall only sets
1365         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1366         (c_common_post_options): Give default values to -Wstrict-aliasing
1367         and -Wstrict-overflow if they are uninitialized.
1368         * common.opt (Wstrict-aliasing): Specify Var and Init.
1369         (Wstrict-overflow): Likewise.
1370
1371 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
1372
1373         PR rtl-optimization/26854
1374         PR rtl-optimization/34400
1375         PR rtl-optimization/34884
1376         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1377         DF_RD->gen.
1378         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1379         (df_rd_bb_info.expanded_lr_out): Deleted
1380         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1381         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
1382         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1383         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1384         Removed code to allocate, initialize or free expanded_lr_out.
1385         (df_rd_bb_local_compute_process_def): Restructured to make more
1386         understandable.
1387         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1388         sets if the sets are being trimmed.
1389
1390 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
1391
1392         PR bootstrap/32287
1393         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1394         (as_vers): Likewise.
1395         * configure: Regenerated.
1396
1397 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1398
1399         PR middle-end/33092
1400         * tree-pass.h (pass_build_alias): New pass.
1401         * tree-ssa-alias.c (gate_build_alias): New.
1402         (pass_build_alias): New.
1403         * passes.c (init_optimization_passes): Add pass_build_alias after
1404         pass_create_structure_vars.
1405
1406 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
1407
1408         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1409         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1410         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1411         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1412         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1413         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1414         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1415         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1416         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1417         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1418         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1419         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1420         * config/s390/s390.md (FP_ALL): New mode iterator.
1421         (_d): New mode attribute.
1422         ("*signbit<mode>2>"): Changed mode of first operand.
1423         ("isinf<mode>2"): Changed mode of first operand.
1424         ("*TDC_insn"): Adaptation for DFP modes.
1425
1426 2008-01-22  Ben Elliston  <bje@au.ibm.com>
1427
1428         * tree.c (check_qualified_type): Improve function description.
1429
1430 2008-01-21  Jason Merrill  <jason@redhat.com>
1431
1432         PR c++/34196
1433         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1434         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1435         if it is set.
1436
1437 2008-01-21  DJ Delorie  <dj@redhat.com>
1438
1439         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1440         return zero.
1441
1442 2008-01-21  Richard Guenther  <rguenther@suse.de>
1443
1444         PR middle-end/34856
1445         * tree-cfg.c (verify_expr): Allow all invariant expressions
1446         instead of just constant class ones as reference argument.
1447         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1448         like any other constant.
1449         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1450
1451 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
1452
1453         * regmove.c (fixup_match_1): Update call crossed frequencies.
1454
1455 2008-01-21  Richard Guenther  <rguenther@suse.de>
1456
1457         PR c/34885
1458         * tree-inline.c (setup_one_parameter): Deal with mismatched
1459         types using a VIEW_CONVERT_EXPR.
1460
1461 2008-01-21  Alon Dayan  <alond@il.ibm.com>
1462             Olga Golovanevsky  <olga@il.ibm.com>
1463
1464         PR tree-optimization/34701
1465         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1466         when the structure size is not a power of 2.
1467
1468 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
1469
1470         * doc/install.texi: Add doc for --enable-checking=df.
1471
1472 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1473
1474         PR rtl-optimization/34808
1475         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1476
1477 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
1478
1479         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1480         input.
1481
1482 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
1483
1484         PR rtl-optimization/26854
1485         PR rtl-optimization/34400
1486         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1487         DF_RD->gen.
1488         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1489         (df_rd_bb_info.expanded_lr_out): New.
1490         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1491         * loop_iv.c (iv_analysis_loop_init): Ditto.
1492         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1493         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1494         Added code to allocate, initialize or free expanded_lr_out.
1495         (df_rd_bb_local_compute_process_def): Restructured to make
1496         more understandable.
1497         (df_rd_confluence_n): Add code to do nothing with fake edges and
1498         code to no apply invalidate_by_call sets if the sets are being trimmed.
1499         (df_lr_local_finalize): Renamed to df_lr_finalize.
1500         (df_live_local_finalize): Renamed to df_live_finalize.
1501
1502 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
1503
1504         PR target/34831
1505         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1506         deciding whether to use reciprocal instructions.
1507
1508 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
1509
1510         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1511         dwarf2out_note_section_used if cold_text_section is NULL.
1512
1513 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
1514
1515         PR gcov-profile/34610
1516         * tree-cfg.c (make_edges): Mark both outgoing edges from
1517         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1518         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1519         from OMP_FOR and OMP_CONTINUE outgoing edges.
1520
1521         * tree-profile.c (tree_profiling): Return early if
1522         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
1523         at the end.
1524         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1525         from cfun to child_cfun.
1526         * function.h (struct function): Add after_tree_profile bit.
1527
1528 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1529
1530         * config/avr/avr.S (_exit): Disable interrupt.
1531
1532 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
1533             Steven Bosscher  <stevenb.gcc@gmail.com>
1534
1535         PR rtl-optimization/26854
1536         PR rtl-optimization/34400
1537         * df-problems.c (df_live_scratch): New scratch bitmap.
1538         (df_live_alloc): Allocate df_live_scratch when doing df_live.
1539         (df_live_reset): Clear the proper bitmaps.
1540         (df_live_bb_local_compute): Only process the artificial defs once
1541         since the order is not important.
1542         (df_live_init): Init the df_live sets only with the variables
1543         found live by df_lr.
1544         (df_live_transfer_function): Use the df_lr sets to prune the
1545         df_live sets as they are being computed.
1546         (df_live_free): Free df_live_scratch.
1547
1548 2008-01-18  Ian Lance Taylor  <iant@google.com>
1549
1550         * common.opt: Add fmerge-debug-strings.
1551         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1552         flag_merge_debug_strings rather than flag_merge_constants.
1553         * doc/invoke.texi (Option Summary): Mention
1554         -fmerge-debug-strings.
1555         (Debugging Options): Document -fmerge-debug-strings.
1556
1557 2008-01-18  Ian Lance Taylor  <iant@google.com>
1558
1559         PR c++/33407
1560         * tree.h (DECL_IS_OPERATOR_NEW): Define.
1561         (struct tree_function_decl): Add new field operator_new_flag.
1562         * tree-inline.c (expand_call_inline): When inlining a call to
1563         operator new, force the return value to go into a variable, and
1564         set DECL_NO_TBAA_P on that variable.
1565         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1566
1567 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
1568
1569         PR debug/34484
1570         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1571         DWARF2_DEBUGGING_INFO.
1572         (dwarf2out_note_section_used): Ditto.  Add prototype.
1573         (have_multiple_function_sections, text_section_used,
1574         cold_text_section_used, *cold_text_sections): Move declarations
1575         before their uses.
1576
1577 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
1578
1579         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1580         field and add signal_ra.
1581         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1582         assignments to frame state pc.  Move end of stack check after
1583         MD_FALLBACK_FRAME_STATE_FOR.
1584         (uw_update_context_1): Use frame state signal_regs if set, instead
1585         of checking signal_frame flag.
1586         (uw_update_context): Use frame state signal_ra if set.
1587         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1588         * config/xtensa/linux-unwind.h: New file.
1589
1590 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
1591
1592         * modulo-sched.c (get_sched_window): Fix comment typo.
1593
1594 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
1595
1596         PR tree-optimization/34648
1597         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1598
1599 2008-01-17  Anatoly Sokolov <aesok@post.ru>
1600
1601         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1602         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1603
1604 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
1605
1606         PR rtl-optimization/34400
1607         * df-core.c (df_worklist_dataflow_overeager,
1608         df_worklist_dataflow_doublequeue): New functions.
1609         (df_worklist_dataflow): Two different worklist solvers.
1610         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1611         New param.
1612
1613 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1614
1615         PR testsuite/34821
1616         * doc/invoke.texi: Document the dependence on pthread for fopenmp
1617         and ftree-parallelize-loops.
1618
1619 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
1620
1621         PR rtl-optimization/34826
1622         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1623
1624 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
1625
1626         * global.c (find_reg): Mark the eh regs as used if necessary.
1627         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1628         * ra.h (struct allocno): no_eh_reg field added.  Changed
1629         no_stack_reg type to bitfield.
1630
1631 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
1632
1633         * tree.c (substitute_in_expr): Add missing 'break'.
1634
1635 2008-01-17  Richard Guenther  <rguenther@suse.de>
1636
1637         PR tree-optimization/34825
1638         * tree-ssa-math-opts.c (is_division_by): Do not recognize
1639         x / x as division to handle.
1640
1641 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1642
1643         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1644         "-pthread" is specified.
1645         * pa-hpux11.h (LIB_SPEC): Likewise.
1646
1647 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
1648             Peter Bergner  <bergner@vnet.ibm.com>
1649
1650         PR rtl-optimization/33796
1651         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1652
1653 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1654
1655         PR libgfortran/34699
1656         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1657         static links.
1658         * pa-hpux10.h (LINK_SPEC): Likewise.
1659         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1660
1661 2008-01-16  Richard Guenther  <rguenther@suse.de>
1662
1663         PR middle-end/32628
1664         * fold-const.c (fold_convert_const_int_from_int): Do not
1665         set overflow if that occured only because of a sign extension
1666         change when converting from/to a sizetype with the same
1667         precision and signedness.
1668
1669 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
1670
1671         PR debug/34249
1672         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1673         location address to the correct place.  Update copyright year.
1674
1675 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1676
1677         * lambda-code.c (lambda_transform_legal_p): Handle the case of
1678         no dependences in the dependence_relations vector.
1679
1680 2008-01-16  Jan Hubicka  <jh@suse.cz>
1681
1682         PR rtl-optimization/31396
1683         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1684         * cfg.c (dump_reg_info): Print it.
1685         * regs.h (struct reg_info_t): add freq_calls_crossed.
1686         (REG_FREQ_CALLS_CROSSED): New macro.
1687         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1688         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1689         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1690         regmove_optimize): Update call crossed frequencies.
1691         * local-alloc.c (struct qty): Add freq_calls_crossed.
1692         (alloc_qty): Copute freq_calls_crossed.
1693         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1694         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1695         * ra.h (struct allocno): Add freq_calls_crossed.
1696
1697 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1698
1699         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1700         libgomp when compiling with ftree-parallelize-loops.
1701         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1702
1703 2008-01-16  Richard Guenther  <rguenther@suse.de>
1704
1705         PR tree-optimization/34769
1706         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1707         * tree.c (int_cst_value): Instead make this function more
1708         permissive in what it accepts as valid input.  Document this
1709         function always sign-extends the value.
1710
1711 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
1712             Richard Guenther  <rguenther@suse.de>
1713
1714         PR c/34668
1715         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1716         (gimple_fold_indirect_ref_rhs): ... this.
1717         (gimple_fold_indirect_ref): New function with foldings
1718         that preserve lvalueness.
1719         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1720         * tree-flow.h (gimple_fold_indirect_ref): Declare.
1721         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1722         to fold an INDIRECT_REF, fall back to the old use of
1723         fold_indirect_ref_1.
1724
1725 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1726
1727         * tree-data-ref.c (subscript_dependence_tester_1): Call
1728         free_conflict_function.
1729         (compute_self_dependence): Same.
1730
1731 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
1732
1733         PR debug/34249
1734         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1735         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
1736         function global.
1737         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1738         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1739         for DWARF2_UNWIND_INFO targets.
1740
1741 2008-01-16  Richard Guenther  <rguenther@suse.de>
1742
1743         PR c/34768
1744         * c-typeck.c (common_pointer_type): Do not merge inconsistent
1745         type qualifiers for function types.
1746
1747 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1748
1749         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1750         loop_iterator li from previous commit.
1751
1752 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
1753
1754         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1755
1756 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
1757
1758         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1759         (parallelize_loops): Don't parallelize irreducible components.
1760
1761 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1762
1763         PR c++/24924
1764         * c-opts (c_common_post_options): Do not enable CPP
1765         flag_pedantic_errors by default.
1766
1767 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
1768
1769         PR rtl-optimization/31944
1770         * cse.c (remove_pseudo_from_table): New function.
1771         (merge_equiv_classes): Use above function to remove pseudo-registers.
1772         (invalidate): Likewise.
1773
1774 2008-01-13  Richard Guenther  <rguenther@suse.de>
1775
1776         PR middle-end/34601
1777         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1778         instead of TYPE_MODE to deal with calls from expand_one_error_var.
1779
1780 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
1781
1782         * gcse.c (cprop_jump): Call validate_unshare_change instead of
1783         validate_change to unshare the source of the PC set.
1784
1785 2008-01-12  Jan Hubicka  <jh@suse.cz>
1786
1787         PR middle-end/32135
1788         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1789         references above array bounds.  This might trigger bounds checks for
1790         pointers to arrays.
1791
1792 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
1793
1794         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1795         new_replaceable_dependencies.
1796
1797 2008-01-12  Doug Kwan  <dougkwan@google.com>
1798
1799         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1800         instead of OPT_Wreturn_type in warning due to ignored return type
1801         qualifiers.
1802         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1803         options included in -Wextra.
1804         * c.opt: New option -Wignored_qualifiers.
1805         * doc/invoke.texi (Warning Options, -Wextra): Add new option
1806         -Wignore_qualifiers.
1807         (-Wignored-qualifiers): Document.
1808         (-Wreturn-type): Remove description of functionality now handled
1809         by -Wignored-qualifiers.
1810
1811 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
1812
1813         PR ada/33788
1814         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1815         NOP_EXPR if it is between integral types with the same precision.
1816
1817 2008-01-12  Jan Hubicka  <jh@suse.cz>
1818
1819         PR other/28023
1820         * invoke.texi (max-inline-recursive-depth): Fix default value.
1821
1822 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
1823
1824         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1825         correct type.
1826
1827 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
1828
1829         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1830
1831 2008-01-11  James E. Wilson  <wilson@specifix.com>
1832
1833         PR target/26015
1834         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1835
1836 2008-01-11  Anatoly Sokolov <aesok@post.ru>
1837
1838         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1839         save/restore frame pointer register and don't use 'call-prologues'
1840         optimization in function with "OS_task" attribute.
1841
1842 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
1843
1844         PR middle-end/31309
1845         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1846         when copying to memory.
1847
1848 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
1849
1850         PR rtl-optimization/30905
1851         * cfgcleanup.c: Include dce.h
1852         (crossjumps_occured): New global variable.
1853         (try_crossjump_bb): Exit loop after finding a fallthru edge.
1854         If something changed, set crossjumps_occured to true.
1855         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1856         Don't add/remove fake edges to exit here...
1857         (cleanup_cfg): ...but do it here, when crossjumping.
1858         Run a fast DCE when successful crossjumps occured in the latest
1859         iteration of try_optimize_cfg.
1860
1861 2008-01-11  Richard Guenther  <rguenther@suse.de>
1862
1863         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1864         (struct vn_unary_op_s): Likewise.
1865         (vn_reference_insert): Free old reference on hash collision.
1866
1867 2008-01-10  Raksit Ashok  <raksit@google.com>
1868
1869         PR rtl-optimization/27971
1870         * combine.c (find_split_point): Split PLUS expressions which are
1871         inside a MEM rtx, and whose first operand is complex.
1872
1873 2008-01-10  DJ Delorie  <dj@redhat.com>
1874
1875         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1876         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1877         (m32c_hard_regno_ok): Call the underlying function.
1878
1879 2008-01-10  Richard Guenther  <rguenther@suse.de>
1880
1881         PR middle-end/34683
1882         * tree-cfg.c (tree_merge_blocks): Do not go through the
1883         full-blown folding and stmt updating path if we just deal
1884         with virtual operands.
1885         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1886         test for abnormal SSA_NAMEs.
1887
1888 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
1889
1890         PR middle-end/34641
1891         * reload.c (push_reload): Add assertions.  All constants from
1892         reg_equiv_constant should have been used for replacing the respective
1893         pseudo earlier.
1894         (find_reloads_address): Invoke find_reloads_address_part for
1895         constant taken from the reg_equiv_constant array.
1896
1897 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
1898
1899         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1900         field (valnum) the first in the struct.  Replace bools with
1901         unit bit fields.
1902
1903 2008-01-10  Richard Guenther  <rguenther@suse.de>
1904
1905         PR tree-optimization/34651
1906         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
1907         types and ordering for masking and converting.
1908
1909 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
1910
1911         PR tree-optimization/34017
1912         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1913         also for PHI_NODE expressions.
1914
1915 2008-01-09  Jan Hubicka  <jh@suse.cz>
1916
1917         PR tree-optimization/34708
1918         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1919         based on number of case labels.
1920         (init_inline_once): Remove switch_cost.
1921         * tree-inline.h (eni_weights_d): Remove switch_cost.
1922
1923 2008-01-09  Richard Guenther  <rguenther@suse.de>
1924         Andrew Pinski  <andrew_pinski@playstation.sony.com>
1925
1926         PR middle-end/30132
1927         * gimplify.c (gimplify_cond_expr): Do not create an addressable
1928         temporary if an rvalue is ok or an lvalue is not required.
1929
1930 2008-01-09  Richard Guenther  <rguenther@suse.de>
1931
1932         PR middle-end/34458
1933         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1934         adjust return type.
1935
1936 2008-01-09  Richard Guenther  <rguenther@suse.de>
1937
1938         PR middle-end/34679
1939         * tree.c (host_integerp): Check for sizetype only if the
1940         type is an integer type.
1941
1942 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
1943
1944         PR debug/26364
1945         * opts.c (decode_options): Disable inlining of functions called
1946         once if not in unit-at-a-time mode.
1947
1948 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
1949
1950         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1951
1952 2008-01-08  Richard Guenther  <rguenther@suse.de>
1953
1954         PR middle-end/31863
1955         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1956         out early if the result will be unused.
1957
1958 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
1959
1960         PR target/34709
1961         Revert:
1962
1963         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
1964         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1965         for TARGET_RECIP.
1966
1967 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
1968
1969         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1970         for vectorization tuned.
1971
1972 2008-01-08  Richard Guenther  <rguenther@suse.de>
1973
1974         PR tree-optimization/34683
1975         * tree-ssa-operands.c (operand_build_cmp): Export.
1976         * tree-ssa-operands.h (operand_build_cmp): Declare.
1977         * tree-vn.c (vuses_compare): Remove.
1978         (sort_vuses): Use operand_build_cmp.
1979         (sort_vuses_heap): Likewise.
1980         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1981         to re-use old VEC if available.  Do not sort already sorted VUSEs.
1982         (vdefs_to_vec): Do not sort already sorted VDEFs.
1983
1984 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
1985
1986         PR middle-end/34694
1987         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1988
1989 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
1990
1991         PR target/34702
1992         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1993         limitations of reciprocal sequences on x86 targets.
1994
1995 2008-01-08  Richard Guenther  <rguenther@suse.de>
1996
1997         PR tree-optimization/34683
1998         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1999
2000 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
2001
2002         PR target/34622
2003         * config/darwin.c (darwin_mergeable_string_section): Don't use
2004         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2005
2006 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
2007
2008         PR target/34682
2009         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2010         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
2011         predicates of op0 and op1 to register_operand.
2012         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
2013         expander using X87MODEF mode iterator.  Change predicates of
2014         op0 and op1 to register_operand.
2015         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2016         corresponding patterns and macroize using MODEF macro.  Change
2017         predicates of op0 and op1 to register_operand and remove
2018         "m" constraint. Disparage "r" alternative with "!".
2019         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2020         macroize using X87MODEF macro.  Change predicates of op0 and op1
2021         to register_operand and remove "m" constraint.  Disparage "r"
2022         alternative with "!".
2023         (absneg splitter with memory operands): Remove.
2024         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2025         patterns and macroize using X87MODEF mode iterator.
2026         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2027         Change predicate of op1 to register_operand.
2028         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2029         for memory operands.
2030
2031 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
2032
2033         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2034
2035 2008-01-07  Richard Guenther  <rguenther@suse.de>
2036
2037         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2038         fields.
2039
2040 2008-01-07  Richard Guenther  <rguenther@suse.de>
2041
2042         PR tree-optimization/34683
2043         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2044         VOPs of the needed size to save memory.  Use VEC_quick_push
2045         to save compile-time.
2046         (vdefs_to_vec): Likewise.
2047
2048 2008-01-07  Sa Liu  <saliu@de.ibm.com>
2049
2050         * config/spu/spu.md (divdf3): Genetate inline code for double
2051         division.  The implementation doesn't handle INF or NAN, therefore it
2052         only applies when -ffinite-math-only is given.
2053
2054 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
2055
2056         PR libstdc++/34680
2057         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2058         * doc/cpp.texi ([Common Predefined Macros]): Document.
2059
2060 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
2061
2062         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2063         order to use commutative addition instead of subtraction.
2064
2065 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2066             Mircea Namolaru  <namolaru@il.ibm.com>
2067             Vladimir Yanovsky  <yanov@il.ibm.com>
2068             Revital Eres  <eres@il.ibm.com>
2069
2070         PR tree-optimization/34263
2071         * tree-outof-ssa.c (process_single_block_loop_latch,
2072         contains_tree_r): New functions.
2073         (analyze_edges_for_bb): Call process_single_block_loop_latch
2074         function to empty single-basic-block latch block if possible.
2075
2076 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2077
2078         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2079         for TARGET_RECIP.
2080         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2081
2082 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2083
2084         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2085
2086 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2087
2088         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2089
2090 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
2091
2092         PR tree-optimization/34618
2093         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2094         flag from T.
2095
2096 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2097
2098         PR target/34673
2099         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2100         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
2101         Update copyright year.
2102
2103         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2104         Update copyright year.
2105         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2106         using NR fixup.
2107
2108 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
2109
2110         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2111         edge does not point to current bb before changing need_assert.
2112
2113 2008-01-04  Richard Guenther  <rguenther@suse.de>
2114
2115         PR middle-end/34029
2116         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2117         for verifying purposes if they are is_gimple_min_invariant.
2118
2119 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
2120
2121         PR tree-optimization/34448
2122         PR tree-optimization/34465
2123         * gimplify.c (gimplify_init_constructor): Add new parameter
2124         notify_temp_creation.  Use it.
2125         (gimplify_modify_expr_rhs): Take volatiles into account when
2126         optimizing constructors.
2127         Do not optimize constructors if gimplify_init_constructor will dump to
2128         memory.
2129         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2130         * gcc.c-torture/compile/pr34448.c: New.
2131
2132 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
2133
2134         PR gcov-profile/34609
2135         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2136         return_slot if result is TREE_ADDRESSABLE.
2137
2138 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
2139
2140         * config/mips/mips.md (sqrt_condition): Tweak comment.
2141         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
2142
2143 2008-01-03  Tom Tromey  <tromey@redhat.com>
2144
2145         PR c/34457
2146         * c-common.c (c_type_hash): Handle VLAs.
2147
2148 2008-01-03  Jan Hubicka  <jh@suse.cz>
2149
2150         PR tree-optimization/31081
2151         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2152         0 when inlining and not inlining to first basic block.
2153         (remap_decl): When var is initialized to 0, don't set default_def.
2154         (expand_call_inline): Set entry_bb.
2155         * tree-inline.h (copy_body_data): Add entry_bb.
2156
2157 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2158
2159         PR c++/34619
2160         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2161         before returning.
2162
2163         PR tree-optimization/29484
2164         * tree-inline.c (inline_forbidden_p_2): New function.
2165         (inline_forbidden_p): Disallow inlining if some static var
2166         has an address of a local LABEL_DECL in its initializer.
2167         * doc/extend.texi (Labels as Values): Document &&foo behaviour
2168         vs. inlining.
2169
2170 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
2171
2172         PR tree-optimization/34635
2173         * tree-data-ref.c (add_other_self_distances): Make sure that the
2174         evolution step is constant.
2175
2176 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2177
2178         PR middle-end/34608
2179         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2180
2181 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
2182
2183         * tree-sra.c (scalarize_init): Insert the generate_element_init
2184         statements after the generate_element_zero statements.
2185
2186 2008-01-02  Richard Guenther  <rguenther@suse.de>
2187
2188         PR middle-end/34093
2189         PR middle-end/31976
2190         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2191         for very large number of operands instead of ICEing.
2192
2193 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
2194
2195         PR target/34013
2196         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2197         while stack probing.
2198
2199 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
2200
2201         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2202         in C++0x mode.
2203
2204 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
2205
2206         PR libmudflap/26442
2207         * tree-mudflap.c (mx_register_decls): Guard warning by
2208         !DECL_ARTIFICIAL check.
2209
2210 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
2211
2212         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2213         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2214         sse5_perm<mode>): Fix constraints.