gcc/ChangeLog

   1 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
   2
   3         PR middle-end/19984
   4         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
   5         using DEF_C99_BUILTIN.
   6         (BUILT_IN_NANF): Ditto.
   7         (BUILT_IN_NANL): Ditto.
   8
   9 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
  10             Revital Eres  <eres@il.ibm.com>
  11
  12         * modulo-sched.c (calculate_must_precede_follow): Address TODO
  13         regarding the order of two dependent insns in the same row.
  14
  15 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
  16
  17         * stor-layout.c (layout_decl): Do not bump the alignment of a
  18         bit-field to more than byte alignment if it is packed.
  19
  20 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
  21
  22         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
  23         e300c2 and e300c3.
  24
  25 2008-02-24  Diego Novillo  <dnovillo@google.com>
  26
  27         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
  28
  29         PR 33738
  30         * tree-vrp.c (vrp_evaluate_conditional): With
  31         -Wtype-limits, emit a warning when comparing against a
  32         constant outside the natural range of OP0's type.
  33         * c.opt (Wtype-limits): Move ...
  34         * common.opt (Wtype-limits): ... here.
  35
  36 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
  37
  38         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
  39         * config/rs6000/e300c2c3.md: New file.
  40         * config/rs6000/rs6000.c (processor_costs): Add new costs for
  41         e300c2 and e300c3.
  42         (rs6000_override_options): Add e300c2 and e300c3 cases to
  43         processor_target_table. Do not allow usage of Altivec or Spe
  44         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
  45         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
  46         * config/rs6000/rs6000.h (processor_type): Add
  47         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
  48         (ASM_CPU_SPEC): Add e300c2 and e300c3.
  49         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
  50         and ppce300c3. Include e300c2c3.md.
  51
  52 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
  53
  54         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
  55         instead of TARGET_STRICT_ALIGN.
  56
  57 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
  58
  59         * explow.c (memory_address): Assert that the generated address is
  60         valid.
  61
  62 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
  63
  64         PR target/25477
  65         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
  66         * config/darwin-ppc-ldouble-patch.def: New file.
  67         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
  68         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
  69         SUBTARGET_INIT_BUILTINS if defined.
  70         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
  71         New functions.
  72
  73 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
  74
  75         PR rtl-opt/33512
  76         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
  77         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
  78
  79 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
  80
  81         PR pch/35027
  82         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
  83         file" warning condtional on -Winvalid-PCH.
  84
  85 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
  86
  87         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
  88
  89 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
  90
  91         PR target/22076
  92         PR target/34256
  93         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
  94         prevent reload from using MMX registers.
  95         (*mov<mode>_internal): Ditto.
  96         (*movv2sf_internal_rex64): Ditto.
  97         (*movv2sf_internal): Ditto.
  98
  99 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 100
 101         PR documentation/31569
 102         * doc/install.texi2html: Use makeinfo --no-number-sections.
 103
 104 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 105
 106         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
 107         ensure that we can address an entire entity > 8 bytes.  Don't
 108         generate reg+reg addressing for such data.
 109
 110 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 111
 112         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
 113         strings when optimizing for size, unless the target cares about
 114         alignment.
 115
 116 2008-02-22  Tom Tromey  <tromey@redhat.com>
 117
 118         * regclass.c (current_pass): Remove declaration.
 119
 120 2008-02-22  Anatoly Sokolov <aesok@post.ru>
 121
 122         * config/avr/libgcc.S (__RAMPZ__): Define.
 123         (__do_copy_data): Add for devices with 128KB code memory.
 124
 125 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
 126
 127         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
 128         Use spe_abi.
 129         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
 130
 131 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
 132
 133         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
 134         GENNONACR_REGS.
 135
 136 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 137
 138         PR c/19999
 139         * c-typeck.c (build_binary_op): Warn about floating point
 140         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
 141
 142 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
 143
 144         PR target/34526
 145         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
 146         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
 147         add vrsave.
 148         (rs6000_override_options): Set altivec_abi as default, not override,
 149         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
 150         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
 151         is used; use new member spe_abi.
 152         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
 153         spe_abi and altivec_abi.
 154
 155 2008-02-22  Tomas Bily  <tbily@suse.cz>
 156
 157         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
 158
 159 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 160
 161         PR bootstrap/35273
 162         * config.build (build_file_translate): Set to `CMD //c' only if
 163         it works.
 164         * Makefile.in (build_file_translate): Improve comment.
 165
 166 2008-02-21  Jan Hubicka  <jh@suse.cz>
 167
 168         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
 169         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
 170         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
 171
 172 2008-02-21  Michael Matz  <matz@suse.de>
 173
 174         PR target/35264
 175         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
 176
 177 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
 178
 179         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
 180         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
 181         as insn constraint.
 182         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
 183         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
 184         SSE_VEC_FLOAT_MODE_P as insn constraint.
 185         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
 186         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
 187         sse4a_movntdf using MODEF mode iterator.
 188         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
 189         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
 190         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
 191         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
 192         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
 193         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
 194         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
 195
 196 2008-02-21  Richard Guenther  <rguenther@suse.de>
 197
 198         * tree.def (PAREN_EXPR): New tree code.
 199         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
 200         and PAREN_EXPR.
 201         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
 202         * expr.c (expand_expr_real_1): Likewise.
 203         * tree-inline.c (estimate_num_insns_1): Likewise.
 204         * tree-complex.c (expand_complex_move): Likewise.
 205         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
 206         as plain x.
 207
 208 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 209
 210         PR target/35225
 211         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
 212
 213 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 214
 215         PR target/35190
 216         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
 217
 218         * config/sh/sh.c (find_barrier): Don't go past
 219         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
 220
 221 2008-02-20  DJ Delorie  <dj@redhat.com>
 222
 223         * config/h8300/h8300.md (insv): Force source operand to be a register.
 224
 225         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
 226         as a jump, not as a plain insn.
 227
 228 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
 229
 230         * doc/invoke.texi (Warning Options): Add new option
 231         -Wframe-larger-than=.
 232         (-Wframe-larger-than): Document.
 233
 234         * flags.h (warn_frame_larger_than, frame_larger_than_size):
 235         Add declarations for new option variables.
 236
 237         * final.c (final_start_function): Check the frame size
 238         before emission and issue a Wframe-larger-than warning.
 239
 240         * opts.c (warn_frame_larger_than, frame_larger_than_size):
 241         Add definitions for new option variables.
 242         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
 243
 244         * common.opt (Wframe-larger-than=): New option.
 245
 246 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
 247
 248         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
 249         (<sse>_div<mode>3): Ditto.
 250         (<sse>_vmdiv<mode>3): Ditto.
 251         (<sse>_vmsqrt<mode>2): Ditto.
 252         (*smax<mode>3): Ditto.
 253         (sse5_frcz<mode>2): Ditto.
 254         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
 255         as insn constraint.
 256
 257 2008-02-20  Richard Guenther  <rguenther@suse.de>
 258
 259         PR middle-end/35265
 260         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
 261         be happy with INTEGRAL_TYPE_P.
 262
 263 2008-02-20  Richard Guenther  <rguenther@suse.de>
 264
 265         * fold-const.c (split_tree): Associate floatig-point expressions
 266         if flag_associative_math is set.
 267
 268 2008-02-20  Richard Guenther  <rguenther@suse.de>
 269
 270         * tree.h (fold_real_zero_addition_p): Declare.
 271         * fold-const.c (fold_real_zero_addition_p): Export.
 272         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
 273         floating-point operations with zero and one.
 274
 275 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
 276
 277         * doc/install.texi: Correct references to CFLAGS, replacing them
 278         with BOOT_CFLAGS.  Document flags used during bootstrap for
 279         target libraries.
 280
 281 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
 282
 283         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
 284         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
 285         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
 286         insn constraint.
 287         (smin<mode>3): Ditto from similar patterns.
 288         (smax<mode>3): Ditto.
 289         (*ieee_smin<mode>3): Ditto.
 290         (*ieee_smax<mode>3): Ditto.
 291         * config/i386/sse.md (sse): New mode attribute.
 292         (mov<mode>): Macroize expander from movv4sf and movv2df using
 293         SSEMODEF2P mode iterator.
 294         (<sse>_movnt<mode>): Ditto from similar patterns. Use
 295         SSE_VEC_FLOAT_MODE_P as insn constraint.
 296         (storent<mode>): Ditto.
 297         (storent<mode>): Macroize expander from storentsf and storentdf using
 298         MODEF mode iterator.
 299         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
 300         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
 301         (abs<mode>2): Ditto from similar patterns.
 302         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
 303         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
 304         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
 305         (<sse>_vmsqrt<mode>2): Ditto.
 306         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
 307         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
 308         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
 309         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
 310         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
 311         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
 312         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
 313         insn constraint.
 314         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
 315         iterator and SSE_FLOAT_MODE_P as insn constraint.
 316         (<sse>_ucomi): Ditto from similar patterns.
 317         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
 318         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
 319         SSE_VEC_FLOAT_MODE_P as insn constraint.
 320         (vcond<mode>): Ditto from similar patterns.
 321         (and<mode>3, *and<mode>3): Ditto.
 322         (<sse>_nand<mode>3): Ditto.
 323         (ior<mode>3, *ior<mode>3): Ditto.
 324         (xor<mode>3, *xor<mode>3): Ditto.
 325         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
 326         iterator and SSE_FLOAT_MODE_P as insn constraint.
 327         (*nand<mode>3): Ditto from similar patterns.
 328         (*ior<mode>3): Ditto.
 329         (*xor<mode>3): Ditto.
 330
 331 2008-02-20  Ira Rosen  <irar@il.ibm.com>
 332
 333         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
 334         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
 335         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
 336
 337 2008-02-19  Jan Hubicka  <jh@suse.cz>
 338
 339         * predict.c (tree_bb_level_predictions): Remove variable next
 340         mistakely introduced by previous commit.
 341
 342 2008-02-19  Jan Hubicka  <jh@suse.cz>
 343
 344         * predict.c (predict_paths_leading_to): Rewrite.
 345         (predict_paths_for_bb): New.
 346         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
 347
 348 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 349
 350         PR bootstrap/35218
 351         * Makefile.in (build_file_translate): New.
 352         (gcc-vers.texi): Use it for translating $(abs_srcdir).
 353         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
 354         * configure.ac (build_file_translate): Substitute it.
 355         * configure: Regenerate.
 356
 357 2008-02-19  Jan Hubicka  <jh@suse.cz>
 358
 359         PR rtl-optimization/34408
 360         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
 361         invalid sharing.
 362
 363 2008-02-19  Jan Hubicka  <jh@suse.cz>
 364
 365         PR middle-end/28779
 366         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
 367         call_expr.
 368
 369 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
 370
 371         PR Ada/35186
 372         * config/i386/i386-modes.def: Revert the last DI alignment
 373         change until Ada people can look into it.
 374
 375 2008-02-19  Nick Clifton  <nickc@redhat.com>
 376
 377         * opts.c (print_specific_help): Fix typo in --help text.
 378
 379 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
 380
 381         PR target/35239
 382         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
 383         32-bit inline asm without asm alternatives for host GCC < 3.0.
 384
 385 2008-02-19  Richard Guenther  <rguenther@suse.de>
 386
 387         PR tree-optimization/34989
 388         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
 389         Allow propagation to INDIRECT_REF if we can simplify only.
 390
 391 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 392
 393         * c-common.c (warn_for_collisions_1): Use appropriate option when
 394         warning.
 395
 396 2008-02-19  Nick Clifton  <nickc@redhat.com>
 397
 398         PR other/31349
 399         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
 400         (handle_options): Fix indentation.
 401         (print_filtered_help): If no language-specific options were
 402         displayed tell the user how to list all the options supported by
 403         the language's front-end.
 404         (print_specific_help): Fix indentation and remove duplicate line.
 405         (common_handle_option): Handle the -v option.
 406         For --help enable the display of undocumented options if the -v
 407         switch has been included on the command line.
 408         For --help= check for overlaps in the arguments between the option
 409         classes and the language names and issue a warning when they
 410         cannot be disambiguated.
 411         * c.opt (v): Pass on to the common option handler.
 412
 413 2008-02-19  Revital Eres  <eres@il.ibm.com>
 414
 415         * modulo-sched.c (sms_schedule): Change dump message when
 416         create_ddg function fails.
 417         (try_scheduling_node_in_cycle): Rename row to cycle.
 418         (print_partial_schedule): Rename CYCLE to ROW.
 419
 420 2008-02-19  Christian Bruel  <christian.bruel@st.com>
 421             Zdenek Dvorak  <ook@ucw.cz>
 422
 423         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
 424
 425 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 426
 427         PR target/33555
 428         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
 429         (*x86_movdicc_0_m1_se): Ditto.
 430
 431 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 432
 433         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
 434         (CMPtype): Define as __gcc_CMPtype.
 435         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
 436         (CMPtype): Define as __gcc_CMPtype.
 437
 438 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
 439
 440         Support valgrind 3.3 for --enable-checking=valgrind.
 441         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
 442         here.
 443         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
 444         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
 445         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
 446         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
 447         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
 448         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
 449         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
 450         respectively.
 451         * ggc-zone.c: Similar.
 452         * ggc-page.c: Similar.
 453
 454 2008-02-19  Paul Brook  <paul@codesourcery.com>
 455
 456         PR target/35071
 457         * config/arm/ieee754-df.S: Fix do_it typo.
 458         * config/arm/ieee754-sf.S: Fix do_it typo.
 459
 460 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 461
 462         PR target/35189
 463         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
 464         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
 465         (OPTION_MASK_ISA_SSE_SET): Likewise.
 466         (OPTION_MASK_ISA_SSE2_SET): Likewise.
 467         (OPTION_MASK_ISA_SSE3_SET): Likewise.
 468         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
 469         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
 470         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
 471         (OPTION_MASK_ISA_SSE4_SET): Likewise.
 472         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
 473         (OPTION_MASK_ISA_SSE5_SET): Likewise.
 474         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
 475         (OPTION_MASK_ISA_MMX_UNSET): Updated.
 476         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
 477         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
 478         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
 479         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
 480         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
 481         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
 482         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
 483         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
 484         (OPTION_MASK_ISA_SSE4): Removed.
 485         (ix86_handle_option): Turn on bits in ix86_isa_flags and
 486         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
 487         -mXXX.
 488         (override_options): Don't turn on implied SSE/MMX bits in
 489         ix86_isa_flags.
 490
 491 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
 492
 493         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
 494         32bit host.
 495
 496 2008-02-18  Joey Ye  <joey.ye@intel.com>
 497
 498         PR middle-end/34921
 499         * tree-nested.c (insert_field_into_struct): Set type alignment
 500         to field alignment if the former is less than the latter.
 501
 502 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
 503
 504         * BASE-VER: Set to 4.4.0.
 505
 506 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
 507
 508         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
 509         * doc/cfg.texi: Likewise.
 510         * doc/extend.texi: Likewise.
 511         * doc/gty.texi: Likewise.
 512         * doc/invoke.texi: Likewise.
 513         * doc/loop.texi: Likewise.
 514         * doc/md.texi: Likewise.
 515         * doc/passes.texi: Likewise.
 516         * doc/rtl.texi: Likewise.
 517         * doc/sourcebuild.texi: Likewise.
 518         * doc/tm.texi: Likewise.
 519         * doc/tree-ssa.texi: Likewise.
 520
 521 2008-02-17  Richard Guenther  <rguenther@suse.de>
 522
 523         PR middle-end/35227
 524         * tree-complex.c (init_parameter_lattice_values): Handle parameters
 525         without default definition.
 526
 527 2008-02-17  Richard Guenther  <rguenther@suse.de>
 528
 529         PR tree-optimization/35231
 530         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
 531         if A | B != 1.
 532
 533 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
 534
 535         Revert:
 536
 537         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 538         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
 539         libgcc_cmp_return mode.
 540
 541 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 542
 543         PR c/28368
 544         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
 545
 546 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
 547
 548         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
 549         multilibs.
 550
 551 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 552
 553         * doc/c-tree.texi: Use `@.' where appropriate.
 554         * doc/extend.texi: Likewise.
 555         * doc/install.texi: Likewise.
 556         * doc/invoke.texi: Likewise.
 557         * doc/loop.texi: Likewise.
 558         * doc/makefile.texi: Likewise.
 559         * doc/md.texi: Likewise.
 560         * doc/passes.texi: Likewise.
 561         * doc/standards.texi: Likewise.
 562         * doc/tm.texi: Likewise.
 563
 564 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
 565
 566         PR middle-end/35196
 567         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
 568         in entry_bb.
 569         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
 570         rather than in entry_bb.
 571
 572 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 573
 574         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
 575         libgcc_cmp_return mode.
 576
 577 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
 578
 579         PR middle-end/35130
 580         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
 581         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
 582
 583 2008-02-15  Richard Guenther  <rguenther@suse.de>
 584             Zdenek Dvorak  <ook@ucw.cz>
 585
 586         PR tree-optimization/35164
 587         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
 588         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
 589         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
 590         Only propagate addresses which do not have abnormal SSA_NAMEs
 591         in their operands.
 592
 593 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
 594
 595         PR target/35088
 596         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
 597
 598 2008-02-15  Jan Hubicka  <jh@suse.cz>
 599
 600         PR middle-end/35149
 601         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
 602
 603 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 604
 605         PR middle-end/34621
 606         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
 607         when calculating alignment_pad.
 608
 609 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
 610
 611         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
 612         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
 613         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
 614         and STACK_BOUNDARY define.
 615
 616 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
 617
 618         PR preprocessor/35061
 619         * c-pragma.c (handle_pragma_pop_macro): Check that
 620         pushed_macro_table has been allocated.
 621
 622 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
 623
 624         PR middle-end/35136
 625         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
 626         (force_gimple_operand): Likewise.
 627         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
 628         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
 629         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
 630         (find_interesting_uses_address): Check addressability and alignment
 631         of the base expression only after substituting bases of IVs into it.
 632
 633 2008-02-14  Michael Matz  <matz@suse.de>
 634
 635         PR target/34930
 636         * function.c (instantiate_virtual_regs_in_insn): Reload address
 637         before falling back to reloading the whole operand.
 638
 639 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
 640
 641         * config/s390/s390.c (s390_mainpool_start): Emit the pool
 642         before the first section switch note.
 643
 644 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
 645
 646         * doc/bugreport.texi: Update copyright years.
 647         * doc/c-tree.texi: Likewise.
 648         * doc/cfg.texi: Likewise.
 649         * doc/cpp.texi: Likewise.
 650         * doc/cppinternals.texi: Likewise.
 651         * doc/fragments.texi: Likewise.
 652         * doc/frontends.texi: Likewise.
 653         * doc/gcc.texi: Likewise.
 654         * doc/gty.texi: Likewise.
 655         * doc/hostconfig.texi: Likewise.
 656         * doc/implement-c.texi: Likewise.
 657         * doc/libgcc.texi: Likewise.
 658         * doc/loop.texi: Likewise.
 659         * doc/makefile.texi: Likewise.
 660         * doc/options.texi: Likewise.
 661         * doc/passes.texi: Likewise.
 662         * doc/rtl.texi: Likewise.
 663         * doc/sourcebuild.texi: Likewise.
 664         * doc/standards.texi: Likewise.
 665         * doc/tree-ssa.texi: Likewise.
 666         * doc/trouble.texi: Likewise.
 667
 668         * doc/extend.texi: Use @: or add comma where appropriate.
 669         * doc/invoke.texi: Likewise.
 670         * doc/tm.texi: Likewise.
 671
 672 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
 673
 674         PR target/34393
 675         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
 676         to a reg.
 677
 678 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
 679
 680         * doc/md.texi (clz, ctz): Add reference.
 681         * doc/rtl.texi (clz, ctz): Likewise.
 682
 683 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 684
 685         PR other/35148
 686         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
 687         srcdir.
 688
 689 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
 690
 691         * config/s390/s390.c (struct constant_pool): New field
 692         emit_pool_after added.
 693         (s390_mainpool_start): Set the emit_pool_after flag according
 694         to the section switch notes.
 695         (s390_mainpool_finish): Consider emit_pool_after when emitting
 696         the literal pool at the end of the function.
 697         (s390_chunkify_start): Force literal pool splits at section
 698         switch notes.
 699
 700 2008-02-13  Michael Matz  <matz@suse.de>
 701
 702         PR debug/35065
 703         * var-tracking.c (clobber_variable_part): Correctly traverse the
 704         list.
 705
 706 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 707
 708         PR 29673
 709         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
 710         Add -fdump-ipa-inline.
 711         * tree-dump.c (dump_files): Remove tree-inlined dump.
 712         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
 713
 714 2008-02-12  Richard Guenther  <rguenther@suse.de>
 715
 716         PR tree-optimization/35171
 717         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
 718         default defs.
 719
 720 2008-02-12  Richard Guenther  <rguenther@suse.de>
 721
 722         PR middle-end/35163
 723         * fold-const.c (fold_widened_comparison): Use get_unwidened in
 724         value-preserving mode.  Disallow final truncation.
 725
 726 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
 727
 728         PR middle-end/35136
 729         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
 730         code from here to...
 731         (force_gimple_operand): ...here.
 732
 733 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
 734
 735         PR c++/35144
 736         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
 737         non-compatible pointers.
 738         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
 739         different FIELD_DECLs, try harder by comparing field offsets, sizes
 740         and types.
 741
 742         PR inline-asm/35160
 743         * function.c (match_asm_constraints_1): Don't replace the same input
 744         multiple times.
 745
 746 2008-02-12  Anatoly Sokolov <aesok@post.ru>
 747
 748         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
 749         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
 750         (expand_epilogue): Restore RAMPZ register.
 751         * config/avr/avr.md (RAMPZ_ADDR): New constant.
 752
 753 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
 754
 755         * config/i386/cygwin.asm: (__alloca): Correct calling
 756         convention and alignment.
 757         (__chkstk): Force 8 byte stack alignment.
 758
 759 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
 760             Richard Guenther  <rguenther@suse.de>
 761
 762         PR tree-optimization/33992
 763         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
 764         the zero we compare against.
 765
 766 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
 767
 768         PR libfortran/35063
 769         * gthr-win32.h (__gthread_mutex_destroy_function): New function
 770         to CloseHandle after unlocking to prevent accumulation of handle
 771         count.
 772
 773 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 774
 775         PR middle_end/34150
 776         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
 777         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
 778         and update LABEL_NUSES during and after reload.
 779
 780 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
 781
 782         PR middle-end/34627
 783         * combine.c (simplify_if_then_else): Make sure the comparison is
 784         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
 785
 786 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
 787
 788         PR bootstrap/35051
 789         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
 790         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
 791         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
 792         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
 793         * tree.h (get_type_static_bounds): Likewise.
 794
 795 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 796
 797         * doc/invoke.texi (Option Summary, C++ Dialect Options)
 798         (Objective-C and Objective-C++ Dialect Options, Warning Options):
 799         Make -Wfoo language annotations match what the compiler outputs.
 800
 801 2008-02-08  Sa Liu  <saliu@de.ibm.com>
 802
 803         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
 804         intrinsics spu_convts, spu_convtu, spu_convtf.
 805         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
 806
 807 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
 808
 809         * doc/extend.texi (Function Attributes) <noinline>: Mention
 810         asm ("") as method to keep calls.
 811
 812 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 813
 814         PR other/32754
 815         * doc/options.texi (Options): Replace references to opts.sh with
 816         optc-gen.awk.
 817         * opts-common.c: Likewise.
 818         * optc-gen.awk: Likewise.
 819
 820 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
 821
 822         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
 823
 824 2008-02-07  Richard Henderson  <rth@redhat.com>
 825
 826         PR rtl-opt/33410
 827         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
 828         EXPR_LIST for the REG_EQUAL instead of a comparison with a
 829         funny mode.
 830
 831 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
 832
 833         PR tree-optimization/35085
 834         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
 835         for operand entry oe2 in addition to operand entry oe3 in order to
 836         expose more opportunities for vectorizer sum reduction.
 837
 838 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 839
 840         PR other/35107
 841         * Makefile.in (LIBS): Remove $(GMPLIBS).
 842         (cc1-dummy, cc1): Add $(GMPLIBS).
 843
 844 2008-02-06  Jan Hubicka  <jh@suse.cz>
 845
 846         PR target/23322
 847         * i386.md (moddf_integer): Do not produce partial memory stalls for
 848         targets where it hurts.
 849
 850 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
 851
 852         PR target/35083
 853         * optabs.c (expand_float): Do not check for decimal modes when
 854         expanding unsigned integer through signed conversion.
 855
 856 2008-02-06  Nick Clifton  <nickc@redhat.com>
 857
 858         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
 859         inside the clobber with a match_operand and duplicated operand
 860         number in the constraint.
 861         (ineqbranchsi): Delete redundant comment.
 862
 863 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
 864
 865         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
 866         builtin_define ("__USE_INIT_FINI__").
 867         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
 868         -msx multilibs.
 869         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
 870
 871 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 872
 873         PR documentation/30330
 874         * doc/invoke.texi (C++ Dialect Options)
 875         (Objective-C and Objective-C++ Dialect Options, Warning Options):
 876         For each warning option -Wfoo that allows -Wno-foo, ensure both
 877         -Wfoo and -Wno-foo are listed in the option index.  Fix index
 878         entry of -Wswitch-default, index -Wnormalized= including the
 879         `=', and -Wlarger-than-@var{len} including @var{len}.
 880
 881 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
 882
 883         * config/i386/i386.md (floatunssisf2): Use
 884         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
 885         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
 886         Macroize expander using MODEF mode iterator.
 887
 888 2008-02-05  Diego Novillo  <dnovillo@google.com>
 889
 890         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
 891
 892         PR 33738
 893         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
 894
 895 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 896
 897         PR other/35070
 898         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
 899
 900 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
 901
 902         PR target/35084
 903         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
 904         to indicate if a message should be generated.
 905         (init_cumulative_args): Updated.
 906         (function_value_32): Likewise.
 907
 908 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
 909
 910         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
 911
 912 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
 913
 914         PR target/35083
 915         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
 916         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
 917
 918 2008-02-04  Diego Novillo  <dnovillo@google.com>
 919
 920         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
 921
 922         PR 33738
 923         * tree-vrp.c (vrp_evaluate_conditional): With
 924         -Wtype-limits, emit a warning when comparing against a
 925         constant outside the natural range of OP0's type.
 926
 927 2008-02-04  Richard Guenther  <rguenther@suse.de>
 928
 929         PR middle-end/33631
 930         * expr.c (count_type_elements): Give for unions instead of
 931         guessing.
 932
 933 2008-02-04  Richard Guenther  <rguenther@suse.de>
 934
 935         PR middle-end/35043
 936         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
 937         to TYPE_DOMAINs base type instead of using bitsizetype here.
 938
 939 2008-02-03  Jason Merrill  <jason@redhat.com>
 940
 941         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
 942
 943 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 944
 945         PR other/29972
 946         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
 947         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
 948         (RS/6000 and PowerPC Options): Fix typos and markup.
 949         * doc/passes.texi (Tree-SSA passes): Likewise.
 950
 951 2008-02-02  Michael Matz  <matz@suse.de>
 952
 953         PR target/35045
 954         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
 955         from record_last_reg_set_info.
 956         (record_last_reg_set_info): Take an RTX argument, iterate over all
 957         constituent hardregs.
 958         (record_last_set_info, record_opr_changes): Change calls to
 959         new signature or to record_last_reg_set_info_regno.
 960
 961 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
 962
 963         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
 964
 965 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
 966
 967         PR rtl-optimization/34773
 968         * reg-notes.def (EQUAL): Mention significance of combination of
 969         REG_EQUAL and REG_RETVAL.
 970         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
 971         insn that has a REG_RETVAL.
 972
 973 2008-02-01  Roger Sayle  <roger@eyesopen.com>
 974
 975         PR bootstrap/33781
 976         * configure.ac (--enable-fixed-point): Disable unless explicitly
 977         requested on IRIX.
 978         * configure: Regenerate.
 979
 980 2008-02-01  Richard Guenther  <rguenther@suse.de>
 981
 982         PR other/35042
 983         * invoke.texi (-finline-limit): Remove no longer true parts
 984         of the documentation.  Note that there is no default value.
 985
 986 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
 987             Mark Mitchell  <mark@codesourcery.com>
 988             Ben Elliston  <bje@au.ibm.com>
 989
 990         PR c/29326
 991         * doc/extend.texi (Other Builtins): Document.
 992
 993 2008-01-31  Tom Browder <tom.browder@gmail.com>
 994
 995         * doc/c-tree.texi (Types): Fix grammar.
 996         (Expression trees): Ditto.
 997         * doc/passes.texi (Tree-SSA passes): Ditto.
 998
 999         * doc/configterms.texi (Configure Terms): Fix typo.
1000         * doc/cpp.texi (Common Predefined Macros): Ditto.
1001         * doc/md.texi (Machine Constraints): Ditto.
1002
1003         * doc/makefile.texi (Makefile): Add comma.
1004
1005 2008-01-31  Tom Browder  <tom.browder@gmail.com>
1006             Gerald Pfeifer  <gerald@pfeifer.com>
1007
1008         * doc/sourcebuild.texi (Front End): Remove references to CVS
1009         and CVSROOT/modules.
1010         (Texinfo Manuals): Replace reference to CVS by one to SVN.
1011         (Back End): Remove reference to CVS.
1012
1013 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1014
1015         PR target/34900
1016         * config/mips/mips.c (gen_load_const_gp): New function, taking a
1017         comment from...
1018         (mips16_gp_pseudo_reg): ...here.
1019         * config/mips/mips.md (load_const_gp): Replace with...
1020         (load_const_gp_<mode>): ...this :P-based insn.
1021
1022 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1023
1024         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1025         options. Minor fixes.
1026         (-std): Move reference to standards closer to where language
1027         standards are first mentioned.
1028
1029 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1030
1031         PR rtl-optimization/34995
1032         * reload.c (alternative_allows_const_pool_ref): Take an rtx
1033         parameter and return a bool.  If the rtx parameter is nonnull,
1034         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1035         (find_reloads): Update call accordingly.  Pass the new operand
1036         if it needed no address reloads, otherwise pass null.
1037
1038 2008-01-30  Richard Henderson  <rth@redhat.com>
1039
1040         PR c/34993
1041         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1042         for unbounded arrays.
1043
1044 2008-01-30  Silvius Rus  <rus@google.com>
1045
1046         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1047
1048 2008-01-30  Jan Hubicka  <jh@suse.cz>
1049
1050         PR target/34982
1051         * i386.c (init_cumulative_args): Use real function declaration when
1052         calling locally.
1053
1054 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
1055
1056         PR rtl-optimization/34998
1057         * global.c (build_insn_chain): Treat non-subreg_lowpart
1058         SUBREGs of pseudos as clobbering all the words covered by the
1059         SUBREG, not just all the bytes.
1060         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
1061         original df_ref rather than an extract parameter.
1062         (global_conflicts): Update call accordingly.
1063
1064 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
1065
1066         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1067         the overflow check to make it easier to read.
1068         (__fixtfdi): Change the type of the ll member in union
1069         long_double to UDItype_x.
1070
1071 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
1072
1073         PR middle-end/34969
1074         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1075         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1076         * tree-inline.c (fold_marked_statements): Call
1077         cgraph_update_edges_for_call_stmt if folding a call statement.
1078         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1079         debug_generic_stmt calls, reset it back afterwards.
1080
1081         PR c/35017
1082         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1083         static decls.
1084         * c-typeck.c (build_external_ref): Don't pedwarn about
1085         static vars in current function's scope.
1086
1087 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
1088
1089         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1090
1091 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
1092
1093         PR c/35002
1094         * ipa-struct-reorg.c: Fix spelling.
1095         * params.def: Ditto.
1096
1097 2008-01-29  Richard Guenther  <rguenther@suse.de>
1098
1099         PR middle-end/35006
1100         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1101         field.
1102         * tree-inline.c (remap_type): Increment remapping_type_depth
1103         around remapping types.
1104         (copy_body_r): Only add referenced variables if they are referenced
1105         from code, not types.
1106
1107 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
1108
1109         PR c++/34055
1110         PR c++/34103
1111         PR c++/34219
1112         PR c++/34606
1113         PR c++/34753
1114         PR c++/34754
1115         PR c++/34755
1116         PR c++/34919
1117         PR c++/34961
1118         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1119         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1120
1121 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
1122
1123         PR target/34412
1124         * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1125         pointer for tiny stack.
1126
1127 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1128
1129         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1130
1131 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1132
1133         * config/vx-common.h: Fix typo in comment.
1134
1135 2008-01-28  Ian Lance Taylor  <iant@google.com>
1136
1137         PR c++/34862
1138         PR c++/33407
1139         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1140         coalesce pointers if they have different DECL_NO_TBAA_P values.
1141         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1142         between variables with different DECL_NO_TBAA_P values.
1143
1144 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
1145
1146         PR 31535
1147         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1148         are not legitimate small data references on SPE targets.
1149
1150 2008-01-28  David Daney  <ddaney@avtrex.com>
1151
1152         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1153
1154 2008-01-28  David Daney  <ddaney@avtrex.com>
1155
1156         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
1157
1158 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
1159
1160         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1161         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1162         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1163         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1164         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1165         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1166         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1167         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1168
1169 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1170
1171         * basic-block.h (condjump_equiv_p): Fix comment.
1172
1173 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1174
1175         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1176         print_generic_stmt_indented): Fix comment.
1177
1178 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1179
1180         * configure.ac (__stack_chk_fail): Add detecion for availability
1181         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1182         * configure: Regenerate.
1183
1184 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
1185
1186         PR middle-end/34688
1187         * final.c (output_addr_const): Handle TRUNCATE.
1188
1189 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
1190
1191         PR target/34711
1192         * tree-ssa-loop-ivopts.c (comp_cost): New type.
1193         (zero_cost, infinite_cost): New constants.
1194         (struct cost_pair): Change type of cost to comp_cost.
1195         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1196         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1197         New functions.
1198         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1199         split_address_cost, ptr_difference_cost, difference_cost,
1200         get_computation_cost_at, get_computation_cost,
1201         determine_use_iv_cost_generic, determine_use_iv_cost_address,
1202         determine_use_iv_cost_condition, determine_use_iv_costs,
1203         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1204         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1205         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1206         Change type of cost to comp_cost.
1207         (determine_iv_cost): Increase cost of non-original ivs, instead
1208         of decreasing the cost of original ones.
1209         (get_address_cost): Indicate the complexity of the addressing mode
1210         in comp_cost.
1211         (try_add_cand_for): Prefer using ivs not specific to some object.
1212         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1213
1214 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
1215             Janis Johnson  <janis187@us.ibm.com>
1216
1217         PR target/34814
1218         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1219         (TARGET_INSTANTIATE_DECLS): Likewise.
1220         * target.h (expand_to_rtl_hook): New target hook.
1221         (instantiate_decls): Likewise.
1222         * function.c (instantiate_decl): Make non-static.  Rename to...
1223         (instantiate_decl_rtl): ... this.
1224         (instantiate_expr): Use instantiate_decl_rtl.
1225         (instantiate_decls_1): Likewise.
1226         (instantiate_decls): Likewise.
1227         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1228         * function.h (instantiate_decl_rtl): Add prototype.
1229         * cfgexpand.c (target.h): New include.
1230         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1231         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1232         (TARGET_INSTANTIATE_DECLS): Likewise.
1233         (TARGET_INITIALIZER): New target hooks added.
1234         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1235         New prototype.
1236         * config/rs6000/rs6000.c (tree-flow.h): New include.
1237         (machine_function): Add sdmode_stack_slot field.
1238         (rs6000_alloc_sdmode_stack_slot): New function.
1239         (rs6000_instantiate_decls): Likewise.
1240         (rs6000_secondary_memory_needed_rtx): Likewise.
1241         (rs6000_check_sdmode): Likewise.
1242         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1243         (TARGET_INSTANTIATE_DECLS): Likewise.
1244         (rs6000_hard_regno_mode_ok): Allow SDmode.
1245         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
1246         (rs6000_emit_move): Handle SDmode.
1247         (function_arg_advance): Likewise.
1248         (function_arg): Likewise.
1249         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
1250         SDmode var args for 32-bit compiles.
1251         (rs6000_secondary_reload_class): Handle SDmode.
1252         (rs6000_output_function_epilogue): Likewise.
1253         (rs6000_function_value): Simplify if statement.
1254         (rs6000_libcall_value): Likewise.
1255         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1256         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1257         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1258         (movsd_hardfloat): New define_insn.
1259         (movsd_softfloat): Likewise.
1260         (movsd_store): Likewise.
1261         (movsd_load): Likewise.
1262         (extendsddd2): Likewise.
1263         (extendsdtd2): Likewise.
1264         (truncddsd2): Likewise.
1265         (movdd_hardfloat64): Fixup comment.
1266         (UNSPEC_MOVSD_LOAD): New constant.
1267         (UNSPEC_MOVSD_STORE): Likewise.
1268
1269 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
1270
1271         PR c++/34965
1272         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1273         TRUTH_XOR_EXPR.
1274         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1275         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1276         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1277         and TRUTH_XOR_EXPR.
1278
1279 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
1280
1281         PR target/34794
1282         * config.gcc: Separate AIX 5.3 from AIX 6.1.
1283         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1284         __LONGDOUBLE128 too.
1285         * config/rs6000/aix61.h: New file.
1286
1287 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1288
1289         PR rtl-optimization/34959
1290         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1291         popcount and parity rtxes the same mode as their operand.
1292         Truncate or extend the result to the return value's mode
1293         if necessary.
1294
1295 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1296
1297         PR target/34981
1298         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1299         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1300         to GOT_VERSION_REGNUM.
1301         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1302         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1303         * config/mips/mips.c (mips_emit_call_insn): New function.
1304         (mips_call_tls_get_addr): Call mips_expand_call directly.
1305         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1306         emit_call_insn.
1307         (mips16_build_call_stub): Likewise.  Return the call insn or null.
1308         (mips_expand_call): Update the call to mips16_build_call_stub
1309         accordingly and a remove redundant condition.  Assert that MIPS16
1310         stubs do not use lazy binding.  Use mips_emit_call_insn and return
1311         the call insn.
1312         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1313         TARGET_USE_GOT.
1314         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1315         (mips_avoid_hazard): Remove hazard_set handling.
1316         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1317         (UNSPEC_RESTORE_GP): ...this.
1318         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1319         (FAKE_CALL_REGNO): Rename to...
1320         (GOT_VERSION_REGNUM): ...this.
1321         (type): Add "ghost" value.  Add an associated insn reservation.
1322         (hazard_set): Remove.
1323         (exception_receiver): Rename to...
1324         (restore_gp): ...this and update the unspec identifier accordingly.
1325         (exception_receiver, nonlocal_got_receiver): New expanders.
1326         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
1327         FAKE_CALL_REGNO.  Remove hazard_set attribute.
1328         (set_got_version, update_got_version): New patterns.
1329
1330 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
1331
1332         PR target/34970
1333         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1334
1335 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1336
1337         PR other/31955
1338         * doc/install.texi2html: Generate gcc-vers.texi.
1339
1340 2008-01-25  DJ Delorie  <dj@redhat.com>
1341
1342         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1343
1344 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1345
1346         * config/c4x: Remove directory.
1347         * config.gcc (crx-*, mt-*): Mark obsolete.
1348         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1349         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1350         sh-*-rtemscoff*): Remove cases.
1351         * defaults.h (C4X_FLOAT_FORMAT): Remove.
1352         * real.c (encode_c4x_single, decode_c4x_single,
1353         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1354         c4x_extended_format): Remove.
1355         * real.h (c4x_single_format, c4x_extended_format): Remove.
1356         * doc/extend.texi (interrupt, naked): Remove mention of attributes
1357         on C4x.
1358         (Pragmas): Remove comment about c4x pragmas.
1359         * doc/install.texi (c4x): Remove target-specific instructions.
1360         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1361         * doc/md.texi (Machine Constraints): Remove C4x documentation.
1362         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1363         refer to C4x source files as examples.
1364         (C4X_FLOAT_FORMAT): Remove documentation.
1365
1366 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
1367
1368         * config/bfin/bfin.c (override_options): Reorder tests so that
1369         flag_pic gets enabled for -msep-data.
1370
1371 2008-01-25  Richard Guenther  <rguenther@suse.de>
1372
1373         PR middle-end/32244
1374         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1375         to its bitfield precision if required.
1376
1377 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1378
1379         PR middle-end/33880
1380         * tree-nested.c (walk_omp_for): New function.
1381         (convert_nonlocal_reference, convert_local_reference): Call
1382         walk_omp_for on OMP_FOR.
1383         (convert_call_expr): Call walk_body on OMP_FOR's
1384         OMP_FOR_PRE_INIT_BODY.
1385
1386 2008-01-25  Richard Guenther  <rguenther@suse.de>
1387
1388         PR tree-optimization/34966
1389         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1390         default defs and PHI_NODEs we have to insert after the
1391         defining statement.
1392
1393 2008-01-24  Nick Clifton  <nickc@redhat.com>
1394
1395         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1396         Provide a default definition.
1397         (LIBGCC2_UNITS_PER_WORD): Likewise.
1398
1399         * config/stormy16/stormy16.c: Include df.h for the prototype
1400         for df_regs_ever_live_p.
1401         (xstormy16_expand_builtin_va_start): Convert the stack offset
1402         into a component_ref and then use POINTER_PLUS_EXPR to add it
1403         to the incoming_virtual_args_rtx.
1404         (xstormy16_gimplify_va_arg_expr): Rename to
1405         xstormy16_gimplify_va_arg_expr.
1406         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1407         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1408         xstormy16_gimplify_va_arg_expr.
1409         Fix up some formatting issues.
1410
1411         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1412         Move to predicates.md.
1413         (xs_hi_general_operand): Likewise.
1414         (xs_hi_nonmemory_operand): Likewise.
1415         * config/stormy16/predicates.md:
1416         (xstormy16_carry_plus_operand): New predicate.
1417         (xs_hi_general_operand): New predicate.
1418         (xs_hi_nonmemory_operand): New predicate.
1419         * config/stormy16/stormy16-protos.h:
1420         (xstormy16_carry_plus_operand): Delete prototype.
1421         (xs_hi_general_operand): Likewise.
1422         (xs_hi_nonmemory_operand): Likewise.
1423
1424         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1425         modifiers as they are no longer needed and they can trigger
1426         reload spill failures.
1427
1428         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1429         with a match_operand in order to help reload.
1430
1431         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1432         constraint with 'e' for the 8th alternative as this version of
1433         the mov.w instruction only accepts the lower 8 registers.
1434
1435 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
1436
1437         PR target/34856
1438         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1439         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1440         vector elements.
1441
1442 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1443
1444         PR middle-end/33333
1445         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1446
1447 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1448
1449         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1450         New functions.
1451         (remove_structure): Update allocations list before removing structure.
1452
1453 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1454
1455         * ipa-struct-reorg.c (is_safe_cond_expr,
1456         create_new_stmts_for_cond_expr): Use integer_zerop function,
1457         that recognize not only zero-pointer, but zero-integer too.
1458
1459 2008-01-25  Ben Elliston  <bje@au.ibm.com>
1460
1461         PR other/22232
1462         * fixproto: Escape "." in sed expression that strips leading "./".
1463
1464 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
1465
1466         PR driver/34904
1467         * gcc.c (SWITCH_OK): Removed.
1468         (SWITCH_LIVE): Changed to bit.
1469         (SWITCH_FALSE): Likewise.
1470         (SWITCH_IGNORE): Likewise.
1471         (switchstr): Change live_cond to unsigned int.
1472         (process_command): Replace SWITCH_OK with 0.
1473         (do_self_spec): Likewise.
1474         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1475         (give_switch): Likewise.
1476         (used_arg): Likewise.
1477         (do_spec_1): Set the SWITCH_IGNORE bit.
1478         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1479         bits.  Set the SWITCH_LIVE bit.
1480
1481 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
1482
1483         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1484
1485 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
1486
1487         PR tree-optimization/34472
1488         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1489         parameter to a "bool *" and set *DATA to false if there is
1490         an unsafe access.  Do not delete the structure here.
1491         (check_cond_exprs): Delete it here instead.
1492         (check_cond_exprs, exclude_cold_structs): Do not increase
1493         I when removing a structure.
1494
1495 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
1496
1497         PR target/34856
1498         * config/i386/i386.c (ix86_expand_vector_init): Consider only
1499         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1500
1501 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
1502
1503         PR middle-end/34934
1504         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1505         a fixed vector for stack.
1506
1507 2008-01-24  Ben Elliston  <bje@au.ibm.com>
1508
1509         PR c++/25701
1510         * doc/gcc.texi (Software development): Add a direntry for g++.
1511
1512 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
1513
1514         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1515         stale and straggling -fforce-addr comments above.
1516
1517         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1518         define.
1519         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1520         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1521
1522 2008-01-23  Michael Matz  <matz@suse.de>
1523
1524         PR debug/34895
1525         * dwarf2out.c (force_type_die): Use modified_type_die instead of
1526         gen_type_die.
1527
1528 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
1529
1530         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1531         malloc result type.
1532
1533 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1534
1535         * config/avr/avr.c (avr_current_arch): New variable.
1536         (avr_arch_types): Add 'avr31' and 'avr51' entries.
1537         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1538         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1539         (avr_override_options): Init 'avr_current_arch'.
1540         (base_arch_s): Move from here...
1541         * config/avr/avr.h (base_arch_s): ... here. Add new members
1542         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1543         'mega' to 'have_jmp_call'.
1544         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1545         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
1546         macros.
1547         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1548         architectures.
1549         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1550         MULTILIB_MATCHES): (Ditto.).
1551
1552 2008-01-23  Richard Guenther  <rguenther@suse.de>
1553
1554         PR middle-end/31529
1555         * cgraphunit.c (cgraph_reset_node): Always mark the node
1556         not reachable if it is not queued already.
1557
1558 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
1559
1560         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1561         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1562         (cputype_selected): New static variable.
1563         (bfin_handle_option): Set it if -mcpu is used.
1564         (override_option): Select default set of workarounds if no cpu type
1565         selected on the command line.
1566         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1567
1568         From  Michael Frysinger  <michael.frysinger@analog.com>
1569         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1570         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1571
1572         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1573         for bf547, bf523, bf524, and bf526.
1574         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
1575         bf526.
1576         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1577         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1578         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1579         __ADSPBF547__ and __ADSPBF54x__ for bf547.
1580         * doc/invoke.texi (Blackfin Options): Document that
1581         -mcpu now accept bf547, bf523, bf524, and bf526.
1582
1583 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
1584
1585         PR rtl-optimization/34628
1586         * combine.c (try_combine): Stop and undo after the first combination
1587         if an autoincrement side-effect on the first insn has effectively
1588         been lost.
1589
1590 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
1591
1592         PR target/34529
1593         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1594         Offset addresses are not valid for Altivec or paired float modes.
1595
1596 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
1597
1598         PR c++/34607
1599         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1600         if DECL_INITIAL (decl) is error_mark_node.
1601
1602         PR c++/34914
1603         * c-common.c (handle_vector_size_attribute): Only allow
1604         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
1605         the same way as pointer, array etc. types.
1606         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1607
1608         PR c++/34917
1609         * tree.c (build_type_attribute_qual_variant): Call
1610         build_qualified_type if attributes are equal, but quals are not.
1611
1612 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1613
1614         PR 32102
1615         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1616         * flags.h (warn_strict_aliasing): Remove.
1617         (warn_strict_overflow): Remove.
1618         * opts.c (warn_strict_aliasing): Remove.
1619         (warn_strict_overflow): Remove.
1620         * c-opts.c (c_common_handle_option): -Wall only sets
1621         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1622         (c_common_post_options): Give default values to -Wstrict-aliasing
1623         and -Wstrict-overflow if they are uninitialized.
1624         * common.opt (Wstrict-aliasing): Specify Var and Init.
1625         (Wstrict-overflow): Likewise.
1626
1627 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
1628
1629         PR rtl-optimization/26854
1630         PR rtl-optimization/34400
1631         PR rtl-optimization/34884
1632         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1633         DF_RD->gen.
1634         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1635         (df_rd_bb_info.expanded_lr_out): Deleted
1636         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1637         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
1638         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1639         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1640         Removed code to allocate, initialize or free expanded_lr_out.
1641         (df_rd_bb_local_compute_process_def): Restructured to make more
1642         understandable.
1643         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1644         sets if the sets are being trimmed.
1645
1646 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
1647
1648         PR bootstrap/32287
1649         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1650         (as_vers): Likewise.
1651         * configure: Regenerated.
1652
1653 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1654
1655         PR middle-end/33092
1656         * tree-pass.h (pass_build_alias): New pass.
1657         * tree-ssa-alias.c (gate_build_alias): New.
1658         (pass_build_alias): New.
1659         * passes.c (init_optimization_passes): Add pass_build_alias after
1660         pass_create_structure_vars.
1661
1662 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
1663
1664         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1665         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1666         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1667         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1668         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1669         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1670         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1671         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1672         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1673         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1674         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1675         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1676         * config/s390/s390.md (FP_ALL): New mode iterator.
1677         (_d): New mode attribute.
1678         ("*signbit<mode>2>"): Changed mode of first operand.
1679         ("isinf<mode>2"): Changed mode of first operand.
1680         ("*TDC_insn"): Adaptation for DFP modes.
1681
1682 2008-01-22  Ben Elliston  <bje@au.ibm.com>
1683
1684         * tree.c (check_qualified_type): Improve function description.
1685
1686 2008-01-21  Jason Merrill  <jason@redhat.com>
1687
1688         PR c++/34196
1689         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1690         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1691         if it is set.
1692
1693 2008-01-21  DJ Delorie  <dj@redhat.com>
1694
1695         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1696         return zero.
1697
1698 2008-01-21  Richard Guenther  <rguenther@suse.de>
1699
1700         PR middle-end/34856
1701         * tree-cfg.c (verify_expr): Allow all invariant expressions
1702         instead of just constant class ones as reference argument.
1703         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1704         like any other constant.
1705         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1706
1707 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
1708
1709         * regmove.c (fixup_match_1): Update call crossed frequencies.
1710
1711 2008-01-21  Richard Guenther  <rguenther@suse.de>
1712
1713         PR c/34885
1714         * tree-inline.c (setup_one_parameter): Deal with mismatched
1715         types using a VIEW_CONVERT_EXPR.
1716
1717 2008-01-21  Alon Dayan  <alond@il.ibm.com>
1718             Olga Golovanevsky  <olga@il.ibm.com>
1719
1720         PR tree-optimization/34701
1721         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1722         when the structure size is not a power of 2.
1723
1724 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
1725
1726         * doc/install.texi: Add doc for --enable-checking=df.
1727
1728 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1729
1730         PR rtl-optimization/34808
1731         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1732
1733 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
1734
1735         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1736         input.
1737
1738 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
1739
1740         PR rtl-optimization/26854
1741         PR rtl-optimization/34400
1742         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1743         DF_RD->gen.
1744         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1745         (df_rd_bb_info.expanded_lr_out): New.
1746         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1747         * loop_iv.c (iv_analysis_loop_init): Ditto.
1748         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1749         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1750         Added code to allocate, initialize or free expanded_lr_out.
1751         (df_rd_bb_local_compute_process_def): Restructured to make
1752         more understandable.
1753         (df_rd_confluence_n): Add code to do nothing with fake edges and
1754         code to no apply invalidate_by_call sets if the sets are being trimmed.
1755         (df_lr_local_finalize): Renamed to df_lr_finalize.
1756         (df_live_local_finalize): Renamed to df_live_finalize.
1757
1758 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
1759
1760         PR target/34831
1761         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1762         deciding whether to use reciprocal instructions.
1763
1764 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
1765
1766         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1767         dwarf2out_note_section_used if cold_text_section is NULL.
1768
1769 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
1770
1771         PR gcov-profile/34610
1772         * tree-cfg.c (make_edges): Mark both outgoing edges from
1773         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1774         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1775         from OMP_FOR and OMP_CONTINUE outgoing edges.
1776
1777         * tree-profile.c (tree_profiling): Return early if
1778         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
1779         at the end.
1780         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1781         from cfun to child_cfun.
1782         * function.h (struct function): Add after_tree_profile bit.
1783
1784 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1785
1786         * config/avr/avr.S (_exit): Disable interrupt.
1787
1788 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
1789             Steven Bosscher  <stevenb.gcc@gmail.com>
1790
1791         PR rtl-optimization/26854
1792         PR rtl-optimization/34400
1793         * df-problems.c (df_live_scratch): New scratch bitmap.
1794         (df_live_alloc): Allocate df_live_scratch when doing df_live.
1795         (df_live_reset): Clear the proper bitmaps.
1796         (df_live_bb_local_compute): Only process the artificial defs once
1797         since the order is not important.
1798         (df_live_init): Init the df_live sets only with the variables
1799         found live by df_lr.
1800         (df_live_transfer_function): Use the df_lr sets to prune the
1801         df_live sets as they are being computed.
1802         (df_live_free): Free df_live_scratch.
1803
1804 2008-01-18  Ian Lance Taylor  <iant@google.com>
1805
1806         * common.opt: Add fmerge-debug-strings.
1807         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1808         flag_merge_debug_strings rather than flag_merge_constants.
1809         * doc/invoke.texi (Option Summary): Mention
1810         -fmerge-debug-strings.
1811         (Debugging Options): Document -fmerge-debug-strings.
1812
1813 2008-01-18  Ian Lance Taylor  <iant@google.com>
1814
1815         PR c++/33407
1816         * tree.h (DECL_IS_OPERATOR_NEW): Define.
1817         (struct tree_function_decl): Add new field operator_new_flag.
1818         * tree-inline.c (expand_call_inline): When inlining a call to
1819         operator new, force the return value to go into a variable, and
1820         set DECL_NO_TBAA_P on that variable.
1821         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1822
1823 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
1824
1825         PR debug/34484
1826         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1827         DWARF2_DEBUGGING_INFO.
1828         (dwarf2out_note_section_used): Ditto.  Add prototype.
1829         (have_multiple_function_sections, text_section_used,
1830         cold_text_section_used, *cold_text_sections): Move declarations
1831         before their uses.
1832
1833 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
1834
1835         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1836         field and add signal_ra.
1837         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1838         assignments to frame state pc.  Move end of stack check after
1839         MD_FALLBACK_FRAME_STATE_FOR.
1840         (uw_update_context_1): Use frame state signal_regs if set, instead
1841         of checking signal_frame flag.
1842         (uw_update_context): Use frame state signal_ra if set.
1843         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1844         * config/xtensa/linux-unwind.h: New file.
1845
1846 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
1847
1848         * modulo-sched.c (get_sched_window): Fix comment typo.
1849
1850 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
1851
1852         PR tree-optimization/34648
1853         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1854
1855 2008-01-17  Anatoly Sokolov <aesok@post.ru>
1856
1857         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1858         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1859
1860 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
1861
1862         PR rtl-optimization/34400
1863         * df-core.c (df_worklist_dataflow_overeager,
1864         df_worklist_dataflow_doublequeue): New functions.
1865         (df_worklist_dataflow): Two different worklist solvers.
1866         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1867         New param.
1868
1869 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1870
1871         PR testsuite/34821
1872         * doc/invoke.texi: Document the dependence on pthread for fopenmp
1873         and ftree-parallelize-loops.
1874
1875 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
1876
1877         PR rtl-optimization/34826
1878         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1879
1880 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
1881
1882         * global.c (find_reg): Mark the eh regs as used if necessary.
1883         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1884         * ra.h (struct allocno): no_eh_reg field added.  Changed
1885         no_stack_reg type to bitfield.
1886
1887 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
1888
1889         * tree.c (substitute_in_expr): Add missing 'break'.
1890
1891 2008-01-17  Richard Guenther  <rguenther@suse.de>
1892
1893         PR tree-optimization/34825
1894         * tree-ssa-math-opts.c (is_division_by): Do not recognize
1895         x / x as division to handle.
1896
1897 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1898
1899         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1900         "-pthread" is specified.
1901         * pa-hpux11.h (LIB_SPEC): Likewise.
1902
1903 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
1904             Peter Bergner  <bergner@vnet.ibm.com>
1905
1906         PR rtl-optimization/33796
1907         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1908
1909 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1910
1911         PR libgfortran/34699
1912         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1913         static links.
1914         * pa-hpux10.h (LINK_SPEC): Likewise.
1915         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1916
1917 2008-01-16  Richard Guenther  <rguenther@suse.de>
1918
1919         PR middle-end/32628
1920         * fold-const.c (fold_convert_const_int_from_int): Do not
1921         set overflow if that occured only because of a sign extension
1922         change when converting from/to a sizetype with the same
1923         precision and signedness.
1924
1925 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
1926
1927         PR debug/34249
1928         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1929         location address to the correct place.  Update copyright year.
1930
1931 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1932
1933         * lambda-code.c (lambda_transform_legal_p): Handle the case of
1934         no dependences in the dependence_relations vector.
1935
1936 2008-01-16  Jan Hubicka  <jh@suse.cz>
1937
1938         PR rtl-optimization/31396
1939         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1940         * cfg.c (dump_reg_info): Print it.
1941         * regs.h (struct reg_info_t): add freq_calls_crossed.
1942         (REG_FREQ_CALLS_CROSSED): New macro.
1943         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1944         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1945         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1946         regmove_optimize): Update call crossed frequencies.
1947         * local-alloc.c (struct qty): Add freq_calls_crossed.
1948         (alloc_qty): Copute freq_calls_crossed.
1949         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1950         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1951         * ra.h (struct allocno): Add freq_calls_crossed.
1952
1953 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1954
1955         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1956         libgomp when compiling with ftree-parallelize-loops.
1957         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1958
1959 2008-01-16  Richard Guenther  <rguenther@suse.de>
1960
1961         PR tree-optimization/34769
1962         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1963         * tree.c (int_cst_value): Instead make this function more
1964         permissive in what it accepts as valid input.  Document this
1965         function always sign-extends the value.
1966
1967 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
1968             Richard Guenther  <rguenther@suse.de>
1969
1970         PR c/34668
1971         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1972         (gimple_fold_indirect_ref_rhs): ... this.
1973         (gimple_fold_indirect_ref): New function with foldings
1974         that preserve lvalueness.
1975         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1976         * tree-flow.h (gimple_fold_indirect_ref): Declare.
1977         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1978         to fold an INDIRECT_REF, fall back to the old use of
1979         fold_indirect_ref_1.
1980
1981 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1982
1983         * tree-data-ref.c (subscript_dependence_tester_1): Call
1984         free_conflict_function.
1985         (compute_self_dependence): Same.
1986
1987 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
1988
1989         PR debug/34249
1990         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1991         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
1992         function global.
1993         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1994         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1995         for DWARF2_UNWIND_INFO targets.
1996
1997 2008-01-16  Richard Guenther  <rguenther@suse.de>
1998
1999         PR c/34768
2000         * c-typeck.c (common_pointer_type): Do not merge inconsistent
2001         type qualifiers for function types.
2002
2003 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
2004
2005         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2006         loop_iterator li from previous commit.
2007
2008 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2009
2010         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2011
2012 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2013
2014         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2015         (parallelize_loops): Don't parallelize irreducible components.
2016
2017 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2018
2019         PR c++/24924
2020         * c-opts (c_common_post_options): Do not enable CPP
2021         flag_pedantic_errors by default.
2022
2023 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
2024
2025         PR rtl-optimization/31944
2026         * cse.c (remove_pseudo_from_table): New function.
2027         (merge_equiv_classes): Use above function to remove pseudo-registers.
2028         (invalidate): Likewise.
2029
2030 2008-01-13  Richard Guenther  <rguenther@suse.de>
2031
2032         PR middle-end/34601
2033         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2034         instead of TYPE_MODE to deal with calls from expand_one_error_var.
2035
2036 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
2037
2038         * gcse.c (cprop_jump): Call validate_unshare_change instead of
2039         validate_change to unshare the source of the PC set.
2040
2041 2008-01-12  Jan Hubicka  <jh@suse.cz>
2042
2043         PR middle-end/32135
2044         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2045         references above array bounds.  This might trigger bounds checks for
2046         pointers to arrays.
2047
2048 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2049
2050         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2051         new_replaceable_dependencies.
2052
2053 2008-01-12  Doug Kwan  <dougkwan@google.com>
2054
2055         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2056         instead of OPT_Wreturn_type in warning due to ignored return type
2057         qualifiers.
2058         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2059         options included in -Wextra.
2060         * c.opt: New option -Wignored_qualifiers.
2061         * doc/invoke.texi (Warning Options, -Wextra): Add new option
2062         -Wignore_qualifiers.
2063         (-Wignored-qualifiers): Document.
2064         (-Wreturn-type): Remove description of functionality now handled
2065         by -Wignored-qualifiers.
2066
2067 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
2068
2069         PR ada/33788
2070         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2071         NOP_EXPR if it is between integral types with the same precision.
2072
2073 2008-01-12  Jan Hubicka  <jh@suse.cz>
2074
2075         PR other/28023
2076         * invoke.texi (max-inline-recursive-depth): Fix default value.
2077
2078 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
2079
2080         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2081         correct type.
2082
2083 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
2084
2085         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2086
2087 2008-01-11  James E. Wilson  <wilson@specifix.com>
2088
2089         PR target/26015
2090         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2091
2092 2008-01-11  Anatoly Sokolov <aesok@post.ru>
2093
2094         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2095         save/restore frame pointer register and don't use 'call-prologues'
2096         optimization in function with "OS_task" attribute.
2097
2098 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2099
2100         PR middle-end/31309
2101         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2102         when copying to memory.
2103
2104 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
2105
2106         PR rtl-optimization/30905
2107         * cfgcleanup.c: Include dce.h
2108         (crossjumps_occured): New global variable.
2109         (try_crossjump_bb): Exit loop after finding a fallthru edge.
2110         If something changed, set crossjumps_occured to true.
2111         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2112         Don't add/remove fake edges to exit here...
2113         (cleanup_cfg): ...but do it here, when crossjumping.
2114         Run a fast DCE when successful crossjumps occured in the latest
2115         iteration of try_optimize_cfg.
2116
2117 2008-01-11  Richard Guenther  <rguenther@suse.de>
2118
2119         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2120         (struct vn_unary_op_s): Likewise.
2121         (vn_reference_insert): Free old reference on hash collision.
2122
2123 2008-01-10  Raksit Ashok  <raksit@google.com>
2124
2125         PR rtl-optimization/27971
2126         * combine.c (find_split_point): Split PLUS expressions which are
2127         inside a MEM rtx, and whose first operand is complex.
2128
2129 2008-01-10  DJ Delorie  <dj@redhat.com>
2130
2131         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2132         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2133         (m32c_hard_regno_ok): Call the underlying function.
2134
2135 2008-01-10  Richard Guenther  <rguenther@suse.de>
2136
2137         PR middle-end/34683
2138         * tree-cfg.c (tree_merge_blocks): Do not go through the
2139         full-blown folding and stmt updating path if we just deal
2140         with virtual operands.
2141         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2142         test for abnormal SSA_NAMEs.
2143
2144 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
2145
2146         PR middle-end/34641
2147         * reload.c (push_reload): Add assertions.  All constants from
2148         reg_equiv_constant should have been used for replacing the respective
2149         pseudo earlier.
2150         (find_reloads_address): Invoke find_reloads_address_part for
2151         constant taken from the reg_equiv_constant array.
2152
2153 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
2154
2155         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2156         field (valnum) the first in the struct.  Replace bools with
2157         unit bit fields.
2158
2159 2008-01-10  Richard Guenther  <rguenther@suse.de>
2160
2161         PR tree-optimization/34651
2162         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
2163         types and ordering for masking and converting.
2164
2165 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
2166
2167         PR tree-optimization/34017
2168         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2169         also for PHI_NODE expressions.
2170
2171 2008-01-09  Jan Hubicka  <jh@suse.cz>
2172
2173         PR tree-optimization/34708
2174         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2175         based on number of case labels.
2176         (init_inline_once): Remove switch_cost.
2177         * tree-inline.h (eni_weights_d): Remove switch_cost.
2178
2179 2008-01-09  Richard Guenther  <rguenther@suse.de>
2180         Andrew Pinski  <andrew_pinski@playstation.sony.com>
2181
2182         PR middle-end/30132
2183         * gimplify.c (gimplify_cond_expr): Do not create an addressable
2184         temporary if an rvalue is ok or an lvalue is not required.
2185
2186 2008-01-09  Richard Guenther  <rguenther@suse.de>
2187
2188         PR middle-end/34458
2189         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2190         adjust return type.
2191
2192 2008-01-09  Richard Guenther  <rguenther@suse.de>
2193
2194         PR middle-end/34679
2195         * tree.c (host_integerp): Check for sizetype only if the
2196         type is an integer type.
2197
2198 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
2199
2200         PR debug/26364
2201         * opts.c (decode_options): Disable inlining of functions called
2202         once if not in unit-at-a-time mode.
2203
2204 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
2205
2206         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2207
2208 2008-01-08  Richard Guenther  <rguenther@suse.de>
2209
2210         PR middle-end/31863
2211         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2212         out early if the result will be unused.
2213
2214 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2215
2216         PR target/34709
2217         Revert:
2218
2219         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2220         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2221         for TARGET_RECIP.
2222
2223 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
2224
2225         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2226         for vectorization tuned.
2227
2228 2008-01-08  Richard Guenther  <rguenther@suse.de>
2229
2230         PR tree-optimization/34683
2231         * tree-ssa-operands.c (operand_build_cmp): Export.
2232         * tree-ssa-operands.h (operand_build_cmp): Declare.
2233         * tree-vn.c (vuses_compare): Remove.
2234         (sort_vuses): Use operand_build_cmp.
2235         (sort_vuses_heap): Likewise.
2236         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2237         to re-use old VEC if available.  Do not sort already sorted VUSEs.
2238         (vdefs_to_vec): Do not sort already sorted VDEFs.
2239
2240 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
2241
2242         PR middle-end/34694
2243         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2244
2245 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2246
2247         PR target/34702
2248         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2249         limitations of reciprocal sequences on x86 targets.
2250
2251 2008-01-08  Richard Guenther  <rguenther@suse.de>
2252
2253         PR tree-optimization/34683
2254         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2255
2256 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
2257
2258         PR target/34622
2259         * config/darwin.c (darwin_mergeable_string_section): Don't use
2260         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2261
2262 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
2263
2264         PR target/34682
2265         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2266         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
2267         predicates of op0 and op1 to register_operand.
2268         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
2269         expander using X87MODEF mode iterator.  Change predicates of
2270         op0 and op1 to register_operand.
2271         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2272         corresponding patterns and macroize using MODEF macro.  Change
2273         predicates of op0 and op1 to register_operand and remove
2274         "m" constraint. Disparage "r" alternative with "!".
2275         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2276         macroize using X87MODEF macro.  Change predicates of op0 and op1
2277         to register_operand and remove "m" constraint.  Disparage "r"
2278         alternative with "!".
2279         (absneg splitter with memory operands): Remove.
2280         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2281         patterns and macroize using X87MODEF mode iterator.
2282         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2283         Change predicate of op1 to register_operand.
2284         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2285         for memory operands.
2286
2287 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
2288
2289         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2290
2291 2008-01-07  Richard Guenther  <rguenther@suse.de>
2292
2293         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2294         fields.
2295
2296 2008-01-07  Richard Guenther  <rguenther@suse.de>
2297
2298         PR tree-optimization/34683
2299         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2300         VOPs of the needed size to save memory.  Use VEC_quick_push
2301         to save compile-time.
2302         (vdefs_to_vec): Likewise.
2303
2304 2008-01-07  Sa Liu  <saliu@de.ibm.com>
2305
2306         * config/spu/spu.md (divdf3): Genetate inline code for double
2307         division.  The implementation doesn't handle INF or NAN, therefore it
2308         only applies when -ffinite-math-only is given.
2309
2310 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
2311
2312         PR libstdc++/34680
2313         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2314         * doc/cpp.texi ([Common Predefined Macros]): Document.
2315
2316 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
2317
2318         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2319         order to use commutative addition instead of subtraction.
2320
2321 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2322             Mircea Namolaru  <namolaru@il.ibm.com>
2323             Vladimir Yanovsky  <yanov@il.ibm.com>
2324             Revital Eres  <eres@il.ibm.com>
2325
2326         PR tree-optimization/34263
2327         * tree-outof-ssa.c (process_single_block_loop_latch,
2328         contains_tree_r): New functions.
2329         (analyze_edges_for_bb): Call process_single_block_loop_latch
2330         function to empty single-basic-block latch block if possible.
2331
2332 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2333
2334         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2335         for TARGET_RECIP.
2336         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2337
2338 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2339
2340         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2341
2342 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2343
2344         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2345
2346 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
2347
2348         PR tree-optimization/34618
2349         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2350         flag from T.
2351
2352 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2353
2354         PR target/34673
2355         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2356         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
2357         Update copyright year.
2358
2359         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2360         Update copyright year.
2361         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2362         using NR fixup.
2363
2364 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
2365
2366         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2367         edge does not point to current bb before changing need_assert.
2368
2369 2008-01-04  Richard Guenther  <rguenther@suse.de>
2370
2371         PR middle-end/34029
2372         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2373         for verifying purposes if they are is_gimple_min_invariant.
2374
2375 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
2376
2377         PR tree-optimization/34448
2378         PR tree-optimization/34465
2379         * gimplify.c (gimplify_init_constructor): Add new parameter
2380         notify_temp_creation.  Use it.
2381         (gimplify_modify_expr_rhs): Take volatiles into account when
2382         optimizing constructors.
2383         Do not optimize constructors if gimplify_init_constructor will dump to
2384         memory.
2385         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2386         * gcc.c-torture/compile/pr34448.c: New.
2387
2388 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
2389
2390         PR gcov-profile/34609
2391         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2392         return_slot if result is TREE_ADDRESSABLE.
2393
2394 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
2395
2396         * config/mips/mips.md (sqrt_condition): Tweak comment.
2397         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
2398
2399 2008-01-03  Tom Tromey  <tromey@redhat.com>
2400
2401         PR c/34457
2402         * c-common.c (c_type_hash): Handle VLAs.
2403
2404 2008-01-03  Jan Hubicka  <jh@suse.cz>
2405
2406         PR tree-optimization/31081
2407         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2408         0 when inlining and not inlining to first basic block.
2409         (remap_decl): When var is initialized to 0, don't set default_def.
2410         (expand_call_inline): Set entry_bb.
2411         * tree-inline.h (copy_body_data): Add entry_bb.
2412
2413 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2414
2415         PR c++/34619
2416         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2417         before returning.
2418
2419         PR tree-optimization/29484
2420         * tree-inline.c (inline_forbidden_p_2): New function.
2421         (inline_forbidden_p): Disallow inlining if some static var
2422         has an address of a local LABEL_DECL in its initializer.
2423         * doc/extend.texi (Labels as Values): Document &&foo behaviour
2424         vs. inlining.
2425
2426 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
2427
2428         PR tree-optimization/34635
2429         * tree-data-ref.c (add_other_self_distances): Make sure that the
2430         evolution step is constant.
2431
2432 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2433
2434         PR middle-end/34608
2435         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2436
2437 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
2438
2439         * tree-sra.c (scalarize_init): Insert the generate_element_init
2440         statements after the generate_element_zero statements.
2441
2442 2008-01-02  Richard Guenther  <rguenther@suse.de>
2443
2444         PR middle-end/34093
2445         PR middle-end/31976
2446         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2447         for very large number of operands instead of ICEing.
2448
2449 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
2450
2451         PR target/34013
2452         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2453         while stack probing.
2454
2455 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
2456
2457         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2458         in C++0x mode.
2459
2460 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
2461
2462         PR libmudflap/26442
2463         * tree-mudflap.c (mx_register_decls): Guard warning by
2464         !DECL_ARTIFICIAL check.
2465
2466 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
2467
2468         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2469         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2470         sse5_perm<mode>): Fix constraints.