gcc/ChangeLog

   1 2002-01-26  Graham Stott  <grahams@redhat.com>
   2
   3         * calls.c (try_to_integrate): Use "(size_t)" intermediate
   4         cast and when casting an integer literal to "rtx" pointer.
   5         (expand_call): Likewise.
   6         * flow.c (try_pre_increment): Likewise.
   7         (find_use_as_address): Likewise.
   8         * integrate.c (expand_iline_function): Likewise.
   9         * regmove.c (try_auto_increment): Likewise.
  10
  11 2002-01-26  Graham Stott  <grahams@redhat.com>
  12
  13         * sched-rgn.c (passed): Use sbitmap_free.
  14         (header): Likewise.
  15         (inner): Likewise.
  16         (in_queue): Likewise.
  17         (in_stack): Likewise.
  18
  19 2002-01-15  Eric Christopher  <echristo@redhat.com>
  20
  21         * flow.c (propagate_one_insn): Change to use fatal_insn.
  22
  23 2002-01-15  Kazu Hirata  <kazu@hxi.com>
  24
  25         * expmed.c (extract_fixed_bit_field): Remove unused code.
  26         * system.h: Poison SLOW_ZERO_EXTEND.
  27         * doc/tm.texi: Remove.
  28         * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
  29         * config/arm/arm.h: Likewise.
  30         * config/avr/avr.h: Likewise.
  31         * config/clipper/clipper.h: Likewise.
  32         * config/convex/convex.h: Likewise.
  33         * config/d30v/d30v.h: Likewise.
  34         * config/dsp16xx/dsp16xx.h: Likewise.
  35         * config/elxsi/elxsi.h: Likewise.
  36         * config/fr30/fr30.h: Likewise.
  37         * config/h8300/h8300.h: Likewise.
  38         * config/i370/i370.h: Likewise.
  39         * config/i386/i386.h: Likewise.
  40         * config/m68k/m68k.h: Likewise.
  41         * config/mips/mips.h: Likewise.
  42         * config/ns32k/ns32k.h: Likewise.
  43         * config/pdp11/pdp11.h: Likewise.
  44         * config/pj/pj.h: Likewise.
  45         * config/s390/s390.h: Likewise.
  46         * config/sh/sh.h: Likewise.
  47         * config/stormy16/stormy16.h: Likewise.
  48         * config/v850/v850.h: Likewise.
  49         * config/vax/vax.h: Likewise.
  50         * config/we32k/we32k.h: Likewise.
  51
  52 2002-01-15  Aldy Hernandez  <aldyh@redhat.com>
  53
  54         * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
  55         (altivec_lvsl): Change constraint to b.
  56         (altivec_lvsr): Same.
  57         (altivec_lvebx): Same.
  58         (altivec_lvehx): Same.
  59         (altivec_lvewx): Same.
  60         (altivec_lvxl): Same.
  61         (altivec_lvx): Same.
  62         (altivec_stvx): Add parallel.
  63         (altivec_stvxl): Same.
  64         (altivec_stvehx): Same.
  65         (altivec_stvebx): Same.
  66         (altivec_stvebx): Same.
  67
  68 2002-01-15  Aldy Hernandez  <aldyh@redhat.com>
  69
  70         * config.gcc: Change altivec.h to altivec-defs.h.
  71
  72         * config/rs6000/altivec.h: Delete.
  73
  74         * config/rs6000/altivec-defs.h: Add.
  75
  76 2002-01-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>
  77
  78         * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
  79         and UMOD modes.
  80
  81         * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
  82         less than or equal to eight bytes.
  83
  84         * vax.md (andsi3): Remove constraints and change SET destination
  85         operand type to nonimmediate_operand.
  86         (andhi3, andqi3): Likewise.  Don't clear high order bits of operand 1
  87         when it is a CONST_INT.
  88
  89 2002-01-15  Jason Merrill  <jason@redhat.com>
  90
  91         * c-common.def (FILE_STMT): New code.
  92         * c-common.c (statement_code_p): It's a statement.
  93         * c-common.h (stmt_tree_s): Add x_last_filename.
  94         (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
  95         (last_expr_filename): New macro.
  96         * c-semantics.c (begin_stmt_tree): Initialize it.
  97         (add_stmt): If the filename changed, also insert a
  98         FILE_STMT.
  99         (expand_stmt): Handle seeing one.
 100
 101 2002-01-15  Eric Christopher  <echristo@redhat.com>
 102
 103         * flow.c (propagate_one_insn): Add error message and print out
 104         insn for debugging.
 105
 106 2002-01-15  Joseph S. Myers  <jsm28@cam.ac.uk>
 107
 108         * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
 109         ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
 110         * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
 111         TRAMPOLINE_ALIGNMENT.
 112         * config/arm/arm.h, config/mcore/mcore.h: Likewise.  Change value
 113         to be in bits.
 114         * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
 115         PCC_BITFIELD_TYPE_MATTERS.
 116         * config/interix.h (STDC_VALUE): Remove.  Use
 117         STDC_0_IN_SYSTEM_HEADERS.
 118         * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
 119         (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
 120         ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
 121
 122 2002-01-15  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 123
 124         * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
 125         not work on this platform currently.
 126
 127 2002-01-15  Joseph S. Myers  <jsm28@cam.ac.uk>
 128
 129         * c-typeck.c (build_unary_op): Don't wrap msgid argument of
 130         readonly_warning in _().
 131
 132 2002-01-15  Douglas B Rupp  <rupp@gnat.com>
 133
 134         * gcc.c (delete_if_ordinary): Backout previous change.
 135
 136 2002-01-15  Kazu Hirata  <kazu@hxi.com>
 137
 138         * config/h8300/h8300.c (print_operand): Remove support for
 139         unused operand characters.
 140
 141         * read-rtl.c: Fix formatting.
 142         * real.c: Likewise.
 143         * recog.c: Likewise.
 144         * regclass.c: Likewise.
 145         * regmove.c: Likewise.
 146         * reg-stack.c: Likewise.
 147         * reload1.c: Likewise.
 148         * rtlanal.c: Likewise.
 149
 150 2002-01-15  Kazu Hirata  <kazu@hxi.com>
 151
 152         * config/i386/i386.c: Fix formatting.
 153
 154 2002-01-15  Jakub Jelinek  <jakub@redhat.com>
 155
 156         * c-typeck.c (process_init_element): Don't save_expr
 157         COMPOUND_LITERAL_EXPR if just its initializer will be used.
 158
 159 2002-01-15  David Edelsohn  <edelsohn@gnu.org>
 160
 161         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
 162         emit optional traceback table if optimize_size or TARGET_ELF.
 163         * config/rs6000/rs6000.md (prefetch): New.
 164
 165 2002-01-15  Andreas Jaeger  <aj@suse.de>
 166
 167         * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
 168
 169 2002-01-15  Kazu Hirata  <kazu@hxi.com>
 170
 171         * mips-tfile.c: Fix formatting.
 172
 173 Tue Jan 15 00:56:11 CET 2002  Jan Hubicka  <jh@suse.cz>
 174
 175         * unroll.c (final_reg_note_copy): Fix previous commit.
 176
 177 2002-01-14  Kazu Hirata  <kazu@hxi.com>
 178
 179         * config/h8300/h8300-protos.h: Remove the prototype for
 180         eq_operator.
 181         * config/h8300/h8300.c (eq_operator): Remove.
 182
 183 2002-01-14  Richard Henderson  <rth@redhat.com>
 184
 185         * config/i386/i386.md (prefetch): Tidy.
 186         (prefetch_3dnow): Fix locality operand.
 187
 188 2002-01-14  Richard Henderson  <rth@redhat.com>
 189
 190         * config/mips/mips.h (HI_AND_FP_REGS): New register class.
 191         (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
 192
 193 2002-01-14  Hans-Peter Nilsson  <hp@bitrange.com>
 194
 195         * reload1.c (reload_combine): Pass reg_sum replacement through
 196         copy_rtx in loop performing multiple changes.
 197
 198 2002-01-14  Jakub Jelinek  <jakub@redhat.com>
 199
 200         * except.c (remove_unreachable_regions): New.
 201         (free_eh_status): Clear exception_handler_labels.
 202         (convert_from_eh_region_ranges): Call remove_unreachable_regions.
 203         (find_exception_handler_labels): Don't add the same label more than
 204         once.
 205         (remove_exception_handler_label): Don't die if
 206         find_exception_handler_labels hasn't been called for the current
 207         function yet.
 208
 209 Mon Jan 14 21:26:13 CET 2002  Jan Hubicka  <jh@suse.cz>
 210
 211         * toplev.c (rest_of_compilation): Rebuild jump labels after
 212         gcse.
 213
 214 2002-01-14  Joseph S. Myers  <jsm28@cam.ac.uk>
 215
 216         * doc/extend.texi: Move documentation of X86 built-in functions
 217         here.
 218         * doc/invoke.texi: From here.
 219         * doc/sourcebuild.texi: Document location of documentation for
 220         machine built-in functions.
 221
 222 2002-01-13  Christopher Faylor  <cgf@redhat.com>
 223
 224         * cppfiles.c (TEST_THRESHOLD): New macro.
 225         (SHOULD_MMAP): Ditto.
 226         (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
 227         be used.
 228
 229 Mon Jan 14 20:23:34 CET 2002  Jan Hubicka  <jh@suse.cz>
 230
 231         * unroll.c (final_reg_note_copy): Properly handle
 232         REG_LABEL
 233         (unroll_loops): Fix LOOP_CONDITION heuristics.
 234
 235 2002-01-14  Geoffrey Keating  <geoffk@redhat.com>
 236
 237         * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
 238         * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
 239
 240 Mon Jan 14 20:18:19 CET 2002  Jan Hubicka  <jh@suse.cz>
 241
 242         * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
 243         threaded loop.
 244
 245 2002-01-14  Tom Rix  <trix@redhat.com>
 246
 247         * config/rs6000/rs6000.md: Fix typo with sradi.
 248
 249 2002-01-14  Ulrich Weigand  <uweigand@de.ibm.com>
 250
 251         * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
 252         movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
 253         (clrstrdi, clrstrsi): Adapt callers.
 254
 255         (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
 256
 257         (movti splitter): Never use register 0 as base register.
 258
 259 2002-01-14  Hartmut Penner  <hpenner@de.ibm.com>
 260
 261         * combine.c (simplify_shift_const): Always generate new rtx
 262         for shift expression instead of reusing given expression.
 263
 264 Mon Jan 14 07:08:55 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 265
 266         * config/alpha/alpha.c (alpha_expand_mov): Don't call
 267         alpha_legitimize_address unless mode is Pmode.
 268
 269 2002-01-13  Geoffrey Keating  <geoffk@redhat.com>
 270
 271         * doc/md.texi (Modifiers): Document the '*' constraint for the
 272         user.
 273
 274         * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
 275         * doc/extend.texi (Function Attributes): 'interrupt' is valid
 276         for xstormy16 too.
 277
 278 2002-01-13  Richard Henderson  <rth@redhat.com>
 279
 280         * reload.c (find_reloads): Use a hard reg destination as reload reg
 281         for an input reload of the source.
 282
 283 2002-01-13  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 284
 285         * doc/install.texi (Binaries): Make link to ftp.writtenword.com
 286         more generic.
 287
 288 Sun Jan 13 07:23:01 2002  Douglas B Rupp  <rupp@gnat.com>
 289
 290         * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
 291         * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
 292
 293         * config/alpha/x-vms (USE_COLLECT2): Set to empty.
 294
 295 Sun Jan 13 06:55:31 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 296
 297         * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
 298
 299 2002-01-12  Tom Rix  <trix@redhat.com>
 300
 301         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
 302         TARGET_POWERPC64.
 303
 304 2002-01-12  Richard Henderson  <rth@redhat.com>
 305
 306         * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
 307
 308         * doc/invoke.texi: Update Alpha options.
 309
 310         * doc/invoke.texi: Update i386 built-in function lists.
 311
 312 Sat Jan 12 17:38:11 CET 2002  Jan Hubicka  <jh@suse.cz>
 313
 314         * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
 315         referencing outside.
 316
 317 Sat Jan 12 08:54:51 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 318
 319         * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
 320         * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
 321         offsets, and change line folding.
 322         * optabs.c (expand_binop): Remove warnings.
 323         * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
 324
 325 2002-01-12  Graham Stott <grahams@redhat.com>
 326
 327         * attribs.c (handle_deprecated_attribute): constify WHAT.
 328         * diagnostic.c (warn_deprecated_use): Add braces, fixes
 329         dangling else warning and constify WHAT.
 330         * except.h (struct function, struct inline_remap): Move
 331         struct tag forward defs before all prototypes.
 332         (duplicate_eh_regions): Whitespace.
 333
 334 2002-01-12  Nick Clifton  <nickc@cambridge.redhat.com>
 335
 336         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
 337         MODE_BASE_REG_CLASS.
 338         (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
 339
 340 2002-01-12  Richard Henderson  <rth@redhat.com>
 341
 342         * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
 343         (ix86_expand_vector_move): New.
 344         (bdesc_2arg): Remove andps, andnps, orps, xorps.
 345         (ix86_init_mmx_sse_builtins): Make static.  Remove composite builtins.
 346         Remove old prefetch builtins.  Special case the logicals removed above.
 347         (ix86_expand_builtin): Likewise.
 348         (safe_vector_operand): Use V4SFmode, not TImode.
 349         (ix86_expand_store_builtin): Remove shuffle arg.  Update callers.
 350         (ix86_expand_timode_binop_builtin): New.
 351         * config/i386/i386-protos.h: Update.
 352         * config/i386/i386.h (enum ix86_builtins): Update.
 353         * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
 354         Use ix86_expand_vector_move in vector move expanders.
 355         (movti_internal, movti_rex64): Add xorps alternative.
 356         (sse_clrv4sf): Rename and adjust from sse_clrti.
 357         (prefetch): Don't work so hard.
 358         (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
 359         * config/i386/xmmintrin.h (__m128): Use V4SFmode.
 360         (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
 361
 362 2002-01-11  Richard Henderson  <rth@redhat.com>
 363
 364         * config/i386/mmintrin.h: New file.
 365         * config/i386/xmmintrin.h: New file.
 366         * config.gcc (i?86-*-*): Add extra_headers.
 367         * simplify-rtx.c (simplify_unary_operation): Handle saturating
 368         truncation codes.
 369         (simplify_binary_operation): Handle saturating arithmetic codes.
 370         * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
 371         not the lowpart subreg.
 372         (ix86_expand_builtin): Return a TImode dummy register instead of 0
 373         on error.
 374         * config/i386/i386.md (mmx_clrdi): Override memory attribute.
 375
 376 2002-01-12  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
 377
 378         * conflict.c (conflict_graph_compute): Free regsets when finished.
 379         * ssa.c (compute_coalesced_reg_partition): Likewise.
 380
 381 2002-01-12  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
 382
 383         * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
 384         every where we allocate a register.
 385
 386 2002-01-12  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
 387
 388         * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
 389         * lcm.c (compute_earliest, compute_farthest): Likewise.
 390
 391 2002-01-11  Janis Johnson  <janis187@us.ibm.com>
 392
 393         * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
 394
 395 2002-01-11  Janis Johnson  <janis187@us.ibm.com>
 396
 397         * doc/rtl.texi (Insns): Fix 2 typos.
 398
 399 2002-01-11  Joseph S. Myers  <jsm28@cam.ac.uk>
 400
 401         * doc/invoke.texi: Avoid overfull hboxes.  Add summary of D30V
 402         options.  Use @table @gcctabopt for MMIX options.  Add index
 403         entries for MMIX options.  Start new paragraph with first
 404         heading of the machine-dependent options.
 405
 406 2002-01-11  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 407
 408         PR other/5299
 409         * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
 410         * combine.c (force_to_mode): Same.
 411         * reload1.c (clear_reload_reg_in_use): Same.
 412
 413 2002-01-11  Nick Clifton  <nickc@cambridge.redhat.com>
 414
 415         * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
 416         and 'subtargets'.
 417
 418 2002-01-11  Andreas Jaeger  <aj@suse.de>,
 419             Brad Lucier <lucier@math.purdue.edu>
 420
 421         * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
 422         mcpu.
 423
 424 Fri Jan 11 07:35:12 2002  Douglas B Rupp  <rupp@gnat.com>
 425
 426         * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
 427         Protect with IN_LIBGCC.
 428         (LINK_EH_SPEC): Add required trailing space.
 429
 430 Fri Jan 11 09:25:05 2002  Nicola Pero  <n.pero@mi.flashnet.it>
 431
 432         * c-tree.h: Move function declarations so that they are listed
 433         under the filename which contains them.
 434         (check_identifier, finish_decl_top_level,
 435         lookup_name_current_level_global, shadow_record_fields): Remove.
 436
 437 2002-01-11  Andreas Jaeger  <aj@suse.de>
 438
 439         * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
 440         march.
 441
 442 2002-01-10  Richard Henderson  <rth@redhat.com>
 443
 444         * config/alpha/alpha.c (print_operand): Add 'J'.
 445         * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
 446         new operand with the sequence number for the lituse.  When splitting
 447         the insns, use gen_movdi_er_high_g and generate a sequence number.
 448         (gen_movdi_er_high_g): Print the sequence number if non-zero.
 449
 450 2002-01-10  Aldy Hernandez  <aldyh@redhat.com>
 451
 452         * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
 453         lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
 454         stvxl.
 455         (altivec_expand_builtin): Same.
 456         (altivec_expand_stv_builtin): New.
 457
 458         * config/rs6000/rs6000.h (rs6000_builtins): Same.
 459
 460         * config/rs6000/rs6000.md ("altivec_lvebx"): New.
 461         ("altivec_lvehx"): New.
 462         ("altivec_lvewx"): New.
 463         ("altivec_lvxl"): New.
 464         ("altivec_lvx"): New.
 465         ("altivec_stvx"): New.
 466         ("altivec_stvebx"): New.
 467         ("altivec_stvehx"): New.
 468         ("altivec_stvewx"): New.
 469         ("altivec_stvxl"): New.
 470
 471 2002-01-10  Richard Henderson  <rth@redhat.com>
 472
 473         * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
 474         * reload1.c (delete_output_reload): Zap spill_reg_store.  Take
 475         care not to delete instructions twice.
 476
 477 2002-01-10  Zack Weinberg  <zack@codesourcery.com>
 478
 479         * toplev.c: Don't declare environ (it's not used anywhere).
 480         * configure.in: Don't check for declaration of environ.
 481         * config/i386/xm-mingw32.h: Don't #define environ.
 482         * config.in, configure: Regenerate.
 483
 484 2002-01-10  Zack Weinberg  <zack@codesourcery.com>
 485
 486         * configure.in: Set stage1_cflags for powerpc-*-darwin*.
 487         * configure: Regenerate.
 488
 489         * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
 490         DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
 491         * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
 492         alpha/xm-vms.h.
 493         * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
 494         LIMITS_H_TEST here, not in m68k/x-next.
 495         * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
 496         SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
 497
 498         * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
 499         LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
 500         * config/alpha/x-vms: Don't set USE_COLLECT2.  Add comments.
 501
 502         * config/i386/x-djgpp: Renamed i386/t-djgpp.
 503         * config/m88k/x-dolph: Renamed m88k/t-dolph.
 504         * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
 505         * config/pa/x-pa-mpeix: Renamed pa/t-mpeix.  Update for
 506         replacement of quadlib.asm with quadlib.c.
 507
 508         * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
 509         config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
 510         config/rs6000/xm-beos.h: Delete file.
 511
 512         * config.gcc: Update to match above changes.
 513
 514 2002-01-10  Kazu Hirata  <kazu@hxi.com>
 515
 516         * config/h8300/h8300.h: Fix comment typos.
 517         * config/h8300/h8300.md: Likewise.
 518         * config/h8300/lib1funcs.asm: Likewise.
 519
 520 2002-01-10  Dale Johannesen  <dalej@apple.com>
 521
 522         PR optimization/5269
 523         * unroll.c (precondition_loop_p): Make *increment be the correct
 524         sign when n_iterations known, to avoid confusing caller.
 525
 526 2002-01-10  Kazu Hirata  <kazu@hxi.com>
 527
 528         * doc/extend.texi (deprecated): Fix a typo.
 529
 530 Thu Jan 10 22:35:54 CET 2002  Jan Hubicka  <jh@suse.cz>
 531
 532         * basic-block.h (update_br_prob_note): Declare.
 533         * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
 534         (try_forward_edges): Care negative frequencies and update note.
 535         (outgoing_edges_match): Tweek conditional merging heuristics.
 536         (try_crossjump_to_edge): use update_br_prob_note.
 537         * cfglayout.c (fixup_reorder_chain): Likewise.
 538         * cfrtl.c (update_br_prob_note): New.
 539         * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
 540
 541         * i386.c (ix86_decompose_address): Return -1 if address contains
 542         shift.
 543         (legitimate_address_p): Require ix86_decompose_address to return 1.
 544
 545         * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
 546         (cprop_insn): Likewise.
 547
 548 2002-01-10  Kazu Hirata  <kazu@hxi.com>
 549
 550         * toplev.c: Fix formatting.
 551         * tree.c: Likewise.
 552         * tree-dump.c: Likewise.
 553         * unroll.c: Likewise.
 554         * unwind-dw2.c: Likewise.
 555         * unwind-dw2-fde.c: Likewise.
 556         * unwind-dw2-fde-glibc.c: Likewise.
 557         * unwind-sjlj.c: Likewise.
 558
 559 2002-01-10  Joseph S. Myers  <jsm28@cam.ac.uk>
 560
 561         * doc/invoke.texi: Document PDP-11 options.
 562
 563 2002-01-10  Kazu Hirata  <kazu@hxi.com>
 564
 565         * config/h8300/h8300.h: Fix formatting.
 566
 567 2001-01-10  Ira Ruben   <ira@apple.com>
 568
 569         Add __attribute__ ((deprecated)).
 570         * extend.texi: Document __attribute__ ((deprecated)).
 571         * invoke.texi: Document -Wno-deprecated-declarations.
 572         * testsuite/g++.dg/other/deprecated.C: New C++ test.
 573         * testsuite/gcc.dg/deprecated.c: New C test.
 574         * attribs.c (enum attrs): Declare handle_deprecated_attribute().
 575         (c_common_attribute_table): Add "deprecated" entry.
 576         (handle_deprecated_attribute): New function.
 577         * c-decl.c (deprecated_states): New enum.
 578         deprecated_state: State of "deprecated" handling.
 579         (start_decl): Set deprecated_state based on attributes.
 580         (grokdeclarator): Test for deprecated uses, propagate attribute.
 581         * c-typeck.c (build_component_ref): Test for deprecated fields.
 582         (build_external_ref): Test for deprecated primaries.
 583         * diagnostic.c (warn_deprecated_use) New function to issue
 584         warnings about __attribute__ ((depricated)) references.
 585         * flags.h (warn_deprecated_decl): Extern declared for
 586         -W[no-]deprecated-declarations option.
 587         * print-tree.c (print_node): Show deprecated flag status.
 588         * toplev.c (warn_deprecated_decl): Defined.
 589         (W_options): Added "deprecated-declaration".
 590         * toplev.h (warn_deprecated_use): Extern declared.
 591         * tree.h (struct tree_common): Define deprecated_flag.
 592         (TREE_DEPRECATED): New macro to access flag.
 593         * cp/call.c (build_call): Test for deprecated calls.
 594         * cp/class.c (add_implicitly_declared_members): Set global
 595         flag to tell grokdeclarator to not issue deprecated warnings.
 596         * cp/cp-tree.h: Add extern for adding_implicit_members.
 597         * cp/decl.c (deprecated_states): New enum.
 598         (start_decl): Set deprecated_state based on attributes.
 599         (grokdeclarator): Test for deprecated uses, propagate attribute.
 600         * cp/lex.c (do_identifier): Test for deprecated primaries.
 601         * cp/typeck.c (build_component_ref): Test for deprecated fields.
 602
 603 2001-01-10  Ira Ruben   <ira@apple.com>
 604
 605         Fix to assign attributes to inline member functions.
 606         * cp/decl.c (start_method): Handle attrlist.
 607
 608 2002-01-10  Kazu Hirata  <kazu@hxi.com>
 609
 610         * combine.c (expand_field_assignment): Use subreg_lsb().
 611
 612 2002-01-10  David Edelsohn  <edelsohn@gnu.org>
 613
 614         * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
 615         POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
 616         (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
 617         Recurse for any operand of AND as long as constant is non-zero.
 618
 619 2002-01-10  Kazu Hirata  <kazu@hxi.com>
 620
 621         * config/h8300/h8300.md: Remove constraints from expanders.
 622
 623 2002-01-10  Kazu Hirata  <kazu@hxi.com>
 624
 625         * varasm.c: Fix formatting.
 626         * varray.c: Likewise.
 627         * vmsdbgout.c: Likewise.
 628         * xcoffout.c: Likewise.
 629
 630 Thu Jan 10 17:19:12 CET 2002  Jan Hubicka  <jh@suse.cz>
 631
 632         * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
 633         update edge probabilities to match.
 634
 635 2002-01-10  Joseph S. Myers  <jsm28@cam.ac.uk>
 636
 637         * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
 638         dependencies.
 639         * doc/languages.texi, doc/sourcebuild.texi: New files.
 640         * doc/configfiles.texi: Make a subsubsection.  Update.
 641         * doc/configterms.texi: Add @node.  Remove warning that this isn't
 642         instructions for building GCC.
 643         * doc/makefile.texi: Make a subsection.
 644         * doc/gccint.texi: Update.
 645
 646 Thu Jan 10 16:39:58 CET 2002  Jan Hubicka  <jh@suse.cz>
 647
 648         * i386.md (sse_mov?fcc_const0_?): Fix constraints.
 649
 650 Thu Jan 10 12:45:50 2002  Nicola Pero  <n.pero@mi.flashnet.it>
 651
 652         * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
 653
 654 Thu Jan 10 11:19:18 CET 2002  Jan Hubicka  <jh@suse.cz>
 655
 656         * optabs.c (expand_fix): Look for wider integer modes first.
 657
 658         * i386.md (mov?f): Avoid the fake const double trick for medium
 659         memory model.
 660         (min?f*/max?f*): Prohibit memory operands for i387 variant.
 661         (fop_df_4): Disable for SSE compilation.
 662
 663 2002-01-20  Graham Stott  <grahams@redhat.com>
 664
 665         * dwarf2out.c (indirect_string_alloc, output_indirect_string):
 666         Move prototype into DWARF2_DEBUGGING_INFO conditional block.
 667
 668 2002-01-10  Richard Henderson  <rth@redhat.com>
 669
 670         * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
 671
 672 2002-01-10  Richard Henderson  <rth@redhat.com>
 673
 674         * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
 675         (copyprop_hardreg_forward_1): Likewise.  Use mode_change_ok.
 676
 677 2002-01-10  Kazu Hirata  <kazu@hxi.com>
 678
 679         * combine.c (can_combine_p): Fix a comment typo.
 680
 681 2002-01-09  Zack Weinberg  <zack@codesourcery.com>
 682
 683         * Makefile.in (s-gencheck, s-options, s-specs): Handle an
 684         empty list correctly.  Change loop index $t to $f for
 685         consistency with rest of Makefile.
 686
 687 2002-01-08  Aldy Hernandez  <aldyh@redhat.com>
 688
 689         * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
 690         mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
 691
 692         * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
 693         mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
 694         (altivec_init_builtins): Same.
 695         (altivec_expand_unop_builtin): Return NULL_RTX on error.
 696         (altivec_expand_binop_builtin): Same.
 697         (altivec_expand_ternop_builtin): Same.
 698         (bdesc_dst): New.
 699
 700         * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
 701         ("altivec_vctuxs"): Fix typo.
 702         ("altivec_vnmsubfp"): Same.
 703         ("altivec_dssall"): New.
 704         ("altivec_mfvscr"): New.
 705         ("altivec_dss"): New.
 706         ("altivec_lvsl"): New.
 707         ("altivec_lvsr"): New.
 708         ("altivec_dstt"): New.
 709         ("altivec_dstst"): New.
 710         ("altivec_dststt"): New.
 711         ("altivec_dst"): New.
 712
 713         * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
 714         mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
 715
 716 2002-01-09  Richard Henderson  <rth@redhat.com>
 717
 718         * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
 719
 720 2002-01-10  Hans-Peter Nilsson  <hp@bitrange.com>
 721
 722         * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
 723         function.
 724         * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
 725         prototype.
 726         * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
 727
 728 2002-01-09  Kazu Hirata  <kazu@hxi.com>
 729
 730         * read-rtl.c: Fix formatting.
 731         * real.c: Likewise.
 732         * regclass.c: Likewise.
 733         * regrename.c: Likewise.
 734         * reg-stack.c: Likewise.
 735         * reload1.c: Likewise.
 736         * reload.c: Likewise.
 737         * rtl.c: Likewise.
 738
 739 2002-01-09  Kazu Hirata  <kazu@hxi.com>
 740
 741         * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
 742         to extract items in the expr_list chain.
 743
 744 2002-01-09  Richard Henderson  <rth@redhat.com>
 745
 746         * config/vax/vax.c (vax_rtx_cost): Never abort.
 747
 748         * config/vax/vax.h (REAL_ARITHMETIC): Define.
 749
 750 2002-01-09  Jan Hubicka  <jh@suse.cz>
 751
 752         * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
 753
 754 2002-01-09  Richard Henderson  <rth@redhat.com>
 755
 756         * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
 757         Unify code from various alternatives.
 758
 759 2002-01-09  Richard Henderson  <rth@redhat.com>
 760
 761         * regrename.c (copy_value): Ignore the copy if the source register
 762         is present in the value chain with a narrower mode.
 763
 764 2002-01-09  Herman A.J. ten Brugge  <Haj.Ten.Brugge@net.HCC.nl>
 765
 766         * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
 767         for the c4x target. Also improve layout.
 768
 769 2002-01-09  Richard Henderson  <rth@redhat.com>
 770
 771         * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
 772         * config/m32r/m32r.md (and ior xor splitters): Swap operands
 773         to match insn patterns.
 774
 775 2002-01-09  Richard Henderson  <rth@redhat.com>
 776
 777         * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
 778         (copyprop_hardreg_forward_1): Likewise.
 779
 780 2002-01-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>
 781
 782         * pa.md (decrement_and_branch_until_zero): Change predicate for
 783         operand 0 from register_operand to reg_or_nonsymb_mem_operand.
 784
 785 2002-01-09  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
 786
 787         * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
 788         gets undefined. For Darwin.
 789
 790 2002-01-09  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
 791
 792         * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
 793
 794 2002-01-09  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
 795
 796         * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
 797
 798 2002-01-08  Richard Henderson  <rth@redhat.com>
 799
 800         * regrename.c (copy_value): Ignore overlapping copies.
 801
 802 2002-01-08  Richard Henderson  <rth@redhat.com>
 803
 804         * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
 805         as needed to avoid shared structure.
 806
 807 2002-01-08  Kazu Hirata  <kazu@hxi.com>
 808
 809         * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
 810         H8/300H and H8/S.
 811
 812 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
 813
 814         * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
 815         LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
 816         documentation of obsolete macros.
 817         * system.h: Poison these macros.
 818         * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
 819         config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
 820         config/c4x/c4x.h, config/clipper/clipper.h,
 821         config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
 822         config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
 823         config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
 824         config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
 825         config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
 826         config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
 827         config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
 828         config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
 829         config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
 830         config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
 831         config/sparc/sparc.h, config/stormy16/stormy16.h,
 832         config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
 833         definitions and commented out definitions of obsolete macros.
 834         * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
 835         of MAX_INT_TYPE_SIZE.
 836
 837 2002-01-08  Ulrich Weigand  <uweigand@de.ibm.com>
 838
 839         * config/s390/s390.c (s390_preferred_reload_class): Never
 840         return ADDR_REGS if it isn't a subset of the given class.
 841         * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
 842         FP_REGS, but all superclasses as well.
 843
 844         * config/s390/s390.c (s390_function_profiler): Fix thinko.
 845
 846         * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
 847         cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
 848         must not be a const_int.
 849
 850 2002-01-08  Richard Henderson  <rth@redhat.com>
 851
 852         * Makefile.in (toplev.o): Depend on options.h.
 853         (gcc.o): Depend on specs.h.
 854
 855 2002-01-08  Jakub Jelinek  <jakub@redhat.com>
 856
 857         * expr.c (store_expr): Convert VOIDmode constants back to target's
 858         mode.
 859
 860 2002-01-08  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 861
 862         * doc/invoke.texi: Markup gcc as @command.  Refer to
 863         http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
 864         of http://gcc.gnu.org/thanks.html.
 865
 866 2002-01-08  Dale Johannesen  <dalej@apple.com>
 867
 868         * config/rs6000/rs6000.md: Add missing int register
 869         target case to movdf_low.
 870
 871 2002-01-08  Zack Weinberg  <zack@codesourcery.com>
 872
 873         * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
 874         except.h.  Remove commands to define USING_SJLJ_EXCEPTIONS.
 875         (cppinit.o): Depend on except.h.
 876         (gencheck.h, options.h, specs.h, s-gencheck, s-options,
 877         s-specs): New rules.
 878
 879         * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
 880         Don't create specs.h/options.h/gencheck.h here.  Remove
 881         unnecessary variable settings from last argument of AC_OUTPUT.
 882         * config.in, configure: Regenerate.
 883         * intl.c: Hardcode package name as "gcc".
 884
 885         * cppinit.c: Include except.h.
 886         (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
 887         appropriate.
 888         * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
 889         Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
 890         (!)USING_SJLJ_EXCEPTIONS.
 891         * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
 892
 893 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
 894
 895         * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
 896         ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
 897         OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
 898         documentation of obsolete macros.
 899         * system.h: Poison these macros.
 900         * config/d30v/d30v.h, config/ns32k/encore.h,
 901         config/stormy16/stormy16.h: Remove definitions and commented out
 902         definitions of obsolete macros.
 903
 904 Tue Jan  8 15:56:41 2002  Nicola Pero  <nicola@brainstorm.co.uk>
 905
 906         * objc/objc-act.c (handle_class_ref): Mark the declaration of
 907         %sobjc_class_ref_%s as used - to prevent unwanted compiler
 908         warnings.
 909
 910 2002-01-08  Ulrich Weigand  <uweigand@de.ibm.com>
 911
 912         * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
 913         * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
 914         to insn adjusting stack/frame pointer.
 915         * config/s390/s390.md (reload_la_64, reload_la_31): Do not
 916         accept operands that cause the insn to be non-splittable.
 917
 918 2002-01-08  Graham Stott  <grahams@redhat.com>
 919
 920         * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
 921         (C_TYPE_FIELDS_VOLATILE): Likewise.
 922         (C_TYPE_BEING_DEFINED): Likewise.
 923         (C_IS_RESERVED_WORD): Likewise.
 924         (C_TYPE_VARIABLE_SIZE): Likewise.
 925         (C_DECL_VARIABLE_SIZE): Likewise.
 926         (C_MISSING_PROTOTYPE_WARNED): Likewise.
 927         (C_SET_EXP_ORIGINAL_CODE): Likewise.
 928         (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
 929         parenthesis.
 930         (C_DECL_ANTICIPATED): Likewise.
 931         (c_build_type_variant): Add parenthesis.
 932
 933 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
 934
 935         * gcc.c (option_map): Remove --version.
 936         (process_command): Handle -fversion following the GNU Coding
 937         Standards.  Partially addresses PR other/704.
 938
 939 2002-01-08  Graham Stott  <grahams@redhat.com>
 940
 941         * combine.c (combine_instructions): Fix typo.
 942
 943 2002-01-08  Graham Stott  <grahams@redhat.com>
 944
 945         * debug.h: Use "tree" and "rtx" throughout.
 946
 947         * debug.c: Likewise.
 948
 949 2002-01-08  Nick Clifton  <nickc@cambridge.redhat.com>
 950
 951         * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
 952         constant pool, use the pool's version of the symbol instead.
 953
 954 2002-01-07  Richard Henderson  <rth@redhat.com>
 955
 956         * regrename.c (find_oldest_value_reg): Ignore the value chain if
 957         the original register was copied in a mode with a fewer number of
 958         hard registers than the desired mode.
 959         (copyprop_hardreg_forward_1): Likewise.
 960         (debug_value_data): Fix loop test.
 961         * toplev.c (parse_options_and_default_flags): Reenable
 962         -fcprop-registers at -O1.
 963
 964 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
 965
 966         * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
 967         (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
 968
 969         * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
 970         predicates.
 971
 972         * config/rs6000/rs6000.md: Add altivec predicate patterns.
 973
 974 2002-01-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
 975
 976         * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
 977         (pa_output_function_prologue): Output local label at the beginning of
 978         the prologue when profiling.
 979         (hppa_profile_hook): Use the local label rather than the function label.
 980         * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
 981
 982 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
 983
 984         * config/rs6000/rs6000.c (print_operand): Remove extra space.
 985         (altivec_expand_unop_builtin): Fix thinko.
 986         (altivec_expand_binop_builtin): Same.
 987         (altivec_expand_ternop_builtin): Same.
 988         (altivec_expand_builtin): Same.
 989
 990 2002-01-07  Richard Henderson  <rth@redhat.com>
 991
 992         * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
 993
 994 2002-01-07  Jason Merrill  <jason@redhat.com>
 995
 996         * unwind-dw2.c (execute_cfa_program): Use < again.
 997
 998 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
 999
1000         * predict.c (combine_predictions_for_insn): Avoid division by zero.
1001
1002 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
1003
1004         * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
1005         Don't allow -1 - x -> ~x simplifications in the first pass.
1006
1007 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
1008
1009         * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
1010         arguments.
1011         (altivec_expand_binop_builtin): Same.
1012         (altivec_expand_unop_builtin): Same.
1013         (print_operand): Fix typo.
1014         (bdesc_1arg): Add vupk* variants.
1015
1016         * rs6000.h (rs6000_builtins): Add vupk* enums.
1017
1018         * rs6000.md: Add altivec_vupk* variants.
1019
1020 2002-01-07  Joseph S. Myers  <jsm28@cam.ac.uk>
1021
1022         * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
1023         doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
1024         and last update dates.
1025
1026 2002-01-07  Janis Johnson  <janis187@us.ibm.com>
1027
1028         * doc/rtl.texi (Flags): Clean up documentation of RTL flags
1029
1030 2002-01-07  Marek Michalkiewicz  <marekm@amelek.gda.pl>
1031
1032         * config/avr/avr.c (avr_mcu_types): Add new MCU types.
1033         * config/avr/avr.h (CPP_SPEC): Likewise.
1034         (LINK_SPEC): Likewise.
1035         (CRT_BINUTILS_SPECS): Likewise.
1036         * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1037         * doc/invoke.texi (AVR Options): Document them.
1038
1039 Mon Jan  7 11:59:34 CET 2002  Jan Hubicka  <jh@suse.cz>
1040
1041         * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
1042         LABEL_NUSES.
1043
1044 2002-01-07  Graham Stott  <grahams@redhat.com>
1045
1046         * config/i386/i386.h: Update copyright date.
1047         (HALF_PIC_PTR): Add parenthesis.
1048         (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
1049         (CONSTANT_ALIGNMENT): Add parenthesis.
1050         (DATA_ALIGNMENT): Likewise.
1051         (LOCAL_ALIGNMENT): Likewise.
1052         (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
1053         (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
1054         (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
1055         (HARD_REGNO_NREGS): Add paranethesis.
1056         (VALID_SSE_REG_MODE): Whitespace.
1057         (VALID_MMX_REG_MODE): Whitespace.
1058         (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
1059         (ix86_hard_regno_mode_ok): Add parenthesis.
1060         (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
1061         (RETURN_IN_MEMORY): Whitespace.
1062         (N_REG_CLASSES): Add parenthesis.
1063         (INTEGER_CLASS_P): Add parenthesis and wrap.
1064         (FLOAT_CLASS_P): Likewise.
1065         (SSE_CLASS_P): Likewise.
1066         (MMX_CLASS_P): Likewise.
1067         (MAYBE_INTEGER_CLASS_P): Likewise.
1068         (MAYBE_FLOAT_CLASS_P): Likewise.
1069         (MAYBE_SSE_CLASS_P): Likewise.
1070         (MAYBE_MMX_CLASS_P): Likewise.
1071         (Q_CLASS_P): Likewise.
1072         (GENERAL_REGNO_P): Uppercase macro parameter.
1073         (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
1074         (FP_REGNO_P): Likewise.
1075         (ANY_FP_REGNO_P): Uppercase macro parameter.
1076         (SSE_REGNO_P): Likewise.
1077         (SSE_REGNO): Likewise.
1078         (SSE_REG_P): Likewise.
1079         (SSE_FLOAT_MODE_P): Likewise.
1080         (MMX_REGNO_P): Likewise.
1081         (MMX_REG_P):Likewise.
1082         (STACK_REG_P): Likewise.
1083         (NON_STACK_REG_P): Likewise.
1084         (STACK_TOP_P): Likewise.
1085         (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
1086         (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
1087         (SECONDARY_MEMORY_NEEDED): Likewise.
1088         (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
1089         (MD_ASM_CLOBBERS): Whitespace and wrap.
1090         (MUST_PASS_IN_STACK): Whitespace and wrap.
1091         (RETURN_POPS_ARGS): Add parenthesis.
1092         (INIT_CUMULATIVE_ARGS): Likewise.
1093         (FUNCTION_ARG): Likewise.
1094         (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
1095         (SETUP_INCOMING_VARARGS): Likewise.
1096         (BUILD_VA_LIST_TYPE):  Add parenthesis.
1097         (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
1098         parenthsis.
1099         (EXPAND_BUILTIN_VA_ARG): Likewise.
1100         (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
1101         (INITIALIZE_TRAMPOLINE): Add parenthesis.
1102         (INITIAL_ELIMINATION_OFFSET): Likewise.
1103         (REGNO_OK_FOR_INDEX_P): Add parenthesis.
1104         (REGNO_OK_FOR_BASE_P): Likewise.
1105         (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
1106         (REGNO_OK_FOR_DIREG_P): Likewise.
1107         (REG_OK_FOR_INDEX_P): Whitespace.
1108         (REG_OK_FOR_BASE_P): Whitespace.
1109         (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
1110         parenthesis.
1111         (FIND_BASE_TERM): Fix typo.
1112         (LEGITIMIZE_ADDRESS): Wrap in  { .. } while (0) and add parenthesis.
1113         (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
1114         (SYMBOLIC_CONST; Whitespace.
1115         (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in  { .. } while (0) and wrap.
1116         (ENCODE_SECTION_INFO): Whitespace.
1117         (FINALIZE_PIC): Remove do { ... } while (0).
1118         (PROMOTE_MODE): Wrap in do { ... } while (0).
1119         (CONST_COSTS): Whitespace.
1120         (RTX_COSTS): Add paramethesis, whitespace and wrap.
1121         (REGISTER_MOVE_COST): Add parenthesis.
1122         (MEMORY_MOVE_COST): Likewise.
1123         (EXTRA_CC_MODES): Whitespace.
1124         (SELECT_CC_MODE): Add parenthesis and whitespace.
1125         (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
1126         (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
1127         (ASM_OUTPUT_LABEL): Add paramethesis.
1128         (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
1129         (ASM_OUTPUT_REG_POP): Likewise.
1130         (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
1131         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1132
1133         * config/i386/i386.c: Update copyright.
1134         (CHECK_STACK_LIMIT): Add parenthesis.
1135         (AT_BP): Uppercase macro parameter.
1136         (x86_64_int_parameter_registers): Constify.
1137         (x86_64_int_return_registers): Likewise.
1138         (ix86_compare_op0): Use rtx.
1139         (construct_container): Constify INTREG parameter.
1140         (function_arg): Use rtx.
1141
1142         * diagnostic.h: Update copyright date.
1143         (output_buffer_state): Add parenthesis.
1144         (output_buffer_format_args): Likewise.
1145
1146         * combine.c (combine_instructions): Replace XEXP (links, 0)
1147         with link.
1148
1149 2002-01-06  H.J. Lu <hjl@gnu.org>
1150
1151         * cfgcleanup.c (thread_jump): Fix 2 typos.
1152
1153 2002-01-06  Aldy Hernandez  <aldyh@redhat.com>
1154
1155         * config.gcc: Add support for --enable-altivec.
1156
1157 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
1158
1159         * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
1160
1161 2002-01-06  Jakub Jelinek  <jakub@redhat.com>
1162
1163         * objc/objc-act.c (handle_impent): Use assemble_variable to emit
1164         __objc_class_name_*.
1165
1166 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
1167
1168         * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
1169
1170 2002-01-06  Richard Henderson  <rth@redhat.com>
1171
1172         * reorg.c (emit_delay_sequence): Remove death notes, not merely
1173         nop them out.  Increment label reference count for REG_LABEL.
1174         (fill_slots_from_thread): Frob label reference count around
1175         delete_related_insns.
1176
1177 2002-01-05  Richard Henderson  <rth@redhat.com>
1178
1179         * cfgcleanup.c (try_forward_edges): Detect infinite loops while
1180         jump threading.
1181
1182 2002-01-05  Richard Henderson  <rth@redhat.com>
1183
1184         * c-decl.c (c_expand_body): Don't call outlining_inline_function.
1185         * integrate.c (output_inline_function): Likewise.
1186         * toplev.c (rest_of_compilation): Do it here instead.  Move call
1187         to remove_unnecessary_notes after emitting abstract instance.
1188         Force an emitted nested function to have its parent emited as well.
1189         * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
1190         for null.
1191         (rtl_for_decl_location): Do not look at reload data structures
1192         before reload has run.
1193
1194 2002-01-05  Kazu Hirata  <kazu@hxi.com>
1195
1196         * cse.c: Fix formatting.
1197         * dwarf2asm.c: Likewise.
1198         * dwarf2out.c: Likewise.
1199         * explow.c: Likewise.
1200         * expmed.c: Likewise.
1201         * function.c: Likewise.
1202         * gcov.c: Likewise.
1203         * gencheck.c: Likewise.
1204         * genrecog.c: Likewise.
1205         * ggc-common.c: Likewise.
1206         * ggc-page.c: Likewise.
1207         * global.c: Likewise.
1208
1209 2002-01-05  Kazu Hirata  <kazu@hxi.com>
1210
1211         * combine.c: Fix formatting.
1212
1213 2002-01-05  Craig Rodrigues  <crodrigu@bbn.com>
1214
1215         PR middle-end/1557
1216         * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
1217
1218 2002-01-05  David Edelsohn  <edelsohn@gnu.org>
1219
1220         * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
1221         as 1 for __powerpc64__ as well.
1222
1223         * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
1224
1225         * alias.c (find_base_value, PLUS/MINUS): If we found a base,
1226         return it.
1227
1228 2002-01-05  Daniel Berlin  <dan@dberlin.org>
1229
1230         * lcm.c: Revert change, due to performance regression it causes on
1231         SPEC because it's slightly more conservative (sigh, I hate
1232         edge-based LCM).
1233
1234 Sat Jan  5 11:52:05 CET 2002  Jan Hubicka  <jh@suse.cz>
1235
1236         * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
1237
1238 2002-01-05  Neil Booth  <neil@daikokuya.demon.co.uk>
1239
1240         * doc/cppinternals.texi: Update.
1241
1242 2002-01-05  Hans-Peter Nilsson  <hp@bitrange.com>
1243
1244         * doc/invoke.texi (Option Summary) <MMIX Options>: Document
1245         -mbranch-predict, -mreg-stack-fill-bug-workaround and their
1246         negatives.
1247         (MMIX Options): Ditto.  Fix item/itemx typo for -mno-zero-extend.
1248         * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
1249         kludge for pre-october-14th mmix versions to handle new-found bug
1250         with PUSHJ/PUSHGO and the register stack.
1251         * config/mmix/mmix.h (struct machine_function): Rename member
1252         has_call_value_without_parameters to has_call_without_parameters.
1253         All referers changed.
1254         (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
1255         TARGET_MASK_BRANCH_PREDICT): New macros.
1256         (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
1257         -mno-reg-stack-fill-bug-workaround.
1258         * config/mmix/mmix.md ("call"): Set struct machine member
1259         has_call_without_parameters.
1260
1261 Sat Jan  5 02:20:22 CET 2002  Jan Hubicka  <jh@suse.cz>
1262
1263         * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
1264
1265 Sat Jan  5 01:35:29 CET 2002  Jan Hubicka  <jh@suse.cz>
1266
1267         * cfgcleanup.c: Include tm_p.h
1268         (mark_effect): Fix handling of hard register; fix handling of SET
1269
1270 2002-01-04  Kazu Hirata  <kazu@hxi.com>
1271
1272         * config/h8300/h8300.md (anonymous patterns): Check that
1273         operands are registers before using REGNO on them.
1274
1275 2002-01-03  Roland McGrath  <roland@frob.com>
1276
1277         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
1278
1279 2002-01-04  Jakub Jelinek  <jakub@redhat.com>
1280
1281         * tree.h (expand_expr_stmt_value): Add maybe_last argument.
1282         * c-common.h (genrtl_expr_stmt_value): Likewise.
1283         * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
1284         (expand_expr_stmt_value): Add maybe_last argument.
1285         Don't warn about statement with no effect if it is the last statement
1286         in expression statement.
1287         * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
1288         (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
1289         expand_expr_stmt_value.
1290         (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
1291         genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
1292         * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
1293         as maybe_last to expand_expr_stmt_value.
1294
1295 Fri Jan  4 11:45:05 2002  Jeffrey A Law  (law@redhat.com)
1296
1297         * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
1298         be passed in, do not build it.
1299         (c_begin_if_stmt): New function.
1300         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
1301         * c-common.h (c_expand_start_cond): Update prototype.
1302         (c_begin_if_stmt): Prototype new function.
1303         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
1304         * c-parse.in (if_prefix): Use c_begin_if_stmt,
1305         c_begin_while_stmt and c_finish_while_stmt_cond.
1306
1307 2002-01-04  William Cohen  <wcohen@redhat.com>
1308
1309         * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
1310         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
1311         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
1312         * config/pa/som.h (ASM_FILE_START): Likewise.
1313
1314 2001-01-04  Daniel Berlin  <dan@cgsoftware.com>
1315
1316         * lcm.c: Include df.h.
1317         Add available_transfer_function prototype.
1318         (compute_available): Rework to use iterative dataflow framework.
1319         (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
1320         with bb_info in df.h
1321         (available_transfer_function): New function.
1322
1323         * Makefile.in (lcm.o): add df.h to dependencies.
1324
1325 2002-01-04  Richard Henderson  <rth@redhat.com>
1326
1327         * config/alpha/alpha.c (some_operand): Accept HIGH.
1328         (input_operand): Likewise; accept simple references to globals.
1329         (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
1330         (alpha_const_double_ok_for_letter_p): Likewise.
1331         (alpha_extra_constraint): Likewise.
1332         (alpha_preferred_reload_class): Likewise.  Do not force
1333         symbolic constants to memory.
1334         (alpha_legitimate_address_p): Accept simple references
1335         to small_symbolic_operand.
1336         (alpha_legitimize_address): New arg scratch.  Be prepared to be
1337         called when no_new_pseudos.  Emit simple symbolic references.
1338         Split integers into low, high, and rest.
1339         (alpha_expand_mov): Use alpha_legitimize_address.
1340         (some_small_symbolic_mem_operand): New.
1341         (split_small_symbolic_mem_operand): New.
1342         * config/alpha/alpha-protos.h: Update.
1343         * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
1344         (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1345         (EXTRA_CONSTRAINT): Likewise.
1346         (PREFERRED_RELOAD_CLASS): Likewise.
1347         (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
1348         (PREDICATE_CODES): Update.
1349         * config/alpha/alpha.md: New post-reload splitters to convert
1350         simplfied symbolic operands to the form that references $29.
1351         (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
1352         (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
1353
1354 2002-01-03  Richard Henderson  <rth@redhat.com>
1355
1356         * local-alloc.c (function_invariant_p): Update commentary.
1357
1358 2002-01-04  H.J. Lu <hjl@gnu.org>
1359
1360         * toplev.c (rest_of_compilation): Fix a typo when calling
1361         cleanup_cfg.
1362
1363 2002-01-03  Kazu Hirata  <kazu@hxi.com>
1364
1365         * c-common.c: Fix formatting.
1366         * diagnostic.c: Likewise.
1367         * doloop.c: Likewise.
1368         * dwarf2out.c: Likewise.
1369
1370 2002-01-03  Kazu Hirata  <kazu@hxi.com>
1371
1372         * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
1373         of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
1374
1375 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
1376
1377         * cpperror.c: Update comments and copyright.
1378         * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
1379         cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
1380
1381 2002-01-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
1382
1383         * collect2.c (main): Use strcmp when testing for "-shared".
1384
1385 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
1386
1387         * cppmacro.c: Don't include intl.h.  Update comments.
1388         (new_number_token): Allocate enough buffer for 64-bit unsigned
1389         integers; update prototype.
1390         * cppmain.c: Update comments.
1391
1392 2002-01-03  William Cohen  <wcohen@redhat.com>
1393
1394         * function.h (struct function): Add profile.
1395         (current_function_profile): New.
1396         doc/extend.texi: Update documentation.
1397         * final.c (final_start_function): Use current_function_profile
1398         instead of profile_flag.
1399         (profile_after_prologue): Likewise.
1400         * function.c (expand_function_start): Likewise.
1401         (expand_function_start): Likewise.
1402         * config/alpha/alpha.c (direct_call_operand):
1403         (alpha_does_function_need_gp): Likewise.
1404         (alpha_expand_prologue): Likewise.
1405         * config/arm/arm.c (arm_expand_prologue): Likewise.
1406         thumb_expand_prologue: Likewise.
1407         * config/d30v/d30v.c (d30v_stack_info): Likewise.
1408         * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
1409         (fr30_expand_prologue): Likewise.
1410         * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
1411         * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
1412         * config/i386/i386.h (FINALIZE_PIC): Likewise.
1413         * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1414         * config/i960/i960.c (i960_output_function_prologue): Likewise.
1415         * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
1416         * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
1417         (m32r_expand_prologue): Likewise.
1418         * config/m88k/m88k.c (m88k_layout_frame): Likewise.
1419         (m88k_expand_prologue): Likewise.
1420         * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
1421         * config/mips/mips.c (compute_frame_size): Likewise.
1422         (mips_expand_prologue): Likewise.
1423         (mips_can_use_return_insn): Likewise.
1424         * config/pa/elf.h (ASM_FILE_START): Likewise.
1425         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
1426         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
1427         * config/pa/som.h (ASM_FILE_START): Likewise.
1428         * config/romp/romp.c (romp_using_r14): Likewise.
1429         * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
1430         (rs6000_stack_info): Likewise.
1431         * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1432         * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
1433         * config/v850/v850.c (compute_register_save_size): Likewise.
1434
1435 2002-01-03  Jakub Jelinek  <jakub@redhat.com>
1436
1437         * simplify-rtx.c (simplify_binary_operation) [DIV]: If
1438         gen_lowpart_common fails, use gen_lowpart_SUBREG.
1439
1440 2002-01-03  Turly O'Connor  <turly@apple.com>
1441
1442         * darwin.c (machopic_output_possible_stub_label): Don't generate
1443         stub routines for pseudo-stubs which we've just defined.
1444
1445 2002-01-03  Kazu Hirata  <kazu@hxi.com>
1446
1447         * builtins.c: Fix formatting.
1448         * c-typeck.c: Likewise.
1449         * combine.c: Likewise.
1450         * expr.c: Likewise.
1451         * loop.c: Likewise.
1452
1453 2002-01-03  Andreas Schwab  <schwab@suse.de>
1454
1455         * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
1456         and return true if _cpp_push_next_buffer pushed a new include
1457         file.
1458         * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
1459         _cpp_pop_file_buffer did not push a new file.
1460         * cpphash.h (_cpp_pop_file_buffer): Update declaration.
1461
1462 2002-01-02  Eric Christopher  <echristo@redhat.com>
1463
1464         * final.c (final_scan_insn): Change 0 -> NULL_RTX in
1465         FIND_REG_INC_NOTE call. Update copyright.
1466         * loop.c (canonicalize_condition): Ditto.
1467         * reorg.c (delete_scheduled_jump): Ditto.
1468
1469 2002-01-03  Kazu Hirata  <kazu@hxi.com>
1470
1471         * gcse.c: Fix formatting.
1472
1473 2002-01-03  Graham Stott  <grahams@redhat.com>
1474
1475         * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
1476         forward defs for struct tags rtx_def, union_tree, rtvec_def
1477         also output corresponding typedefs for rtx, tree, and rtvec.
1478
1479         * system.h: Move forward defs for struct tags rtx_def, union_tree,
1480         rtvec_def along with corresponding typedefs for rtx, tree, and
1481         rtvec to config.h, hconfig.h, tconfig.h.
1482
1483 2002-01-03  Graham Stott  <grahams@redhat.com>
1484
1485         * tree.h: Update copyright date.
1486         (IS_EXPR_CODE_CLASS): Add parenthesis.
1487         (TREE_SET_CODE): Add whitespace.
1488         (TREE_CHECK): Add parenthesis.
1489         (TREE_CLASS_CODE): Add parenthesis and wrap long line.
1490         (CST_OR_CONSTRUCTOR_CHECK):
1491         (EXPR_CHECK): Add parenthis, whitespace and wrap line.
1492         (TREE_SYMBOL_REFERENCED): Whitespace.
1493         (INT_CST_LT): Likewise.
1494         (INT_CST_LT_UNSIGNED): Likewise.
1495         (tree_real_cst): Unwrap comment.
1496         (tree_string): Likewise.
1497         (tree_complex): Likewise.
1498         (IDENTIFIER_POINTER): correct cast.
1499         (SAVE_EXPR_CONTEXT): Whitespace.
1500         (EXPR_WFL_FILENAME_NODE): Likewise.
1501         (EXPR_WFL_FILENAME): Remove parenthesis.
1502         (DECL_ORIGIN): Add parenthesis.
1503         (DECL_FROM_INLINE): Use NULL_TREE.
1504         (build_int_2): Whitespace.
1505         (build_type_variant): Add parenthesis.
1506
1507         * gcc/jcf-parse.c: Update copyright date.
1508         (yyparse): Constify resource_filename.
1509
1510 2002-01-03  Graham Stott  <grahams@redhat.com>
1511
1512         * rtl.h: Update copyright date.
1513         (RTL_CHECK1): Wrap long line.
1514         (RTL_CHECK2): Likewise.
1515         (RTL_CHECKC1): Wrap long line and whitespace.
1516         (RTL_CHECKC2): Likewise.
1517         (XWINT): Whitespace.
1518         (XINT): Likewise.
1519         (XSTR): Likewise.
1520         (XEXP): Likewise.
1521         (XVEC): Likewise.
1522         (XMODE): Likewise.
1523         (XBITMAP): Likewise.
1524         (XTREE): Likewise.
1525         (XBBDEF): Likewise.
1526         (XTMPL): Likewise.
1527         (X0WINT): Likewise.
1528         (X0INT):Likewise.
1529         (X0UINT): Likewise.
1530         (X0STR): Likewise.
1531         (X0EXP): Likewise.
1532         (X0VEC): Likewise.
1533         (X0MODE): Likewise.
1534         (X0BITMAP): Likewise.
1535         (X0TREE): Likewise.
1536         (X0BBDEF): Likewise.
1537         (X0ADVFLAGS): Likewise.
1538         (X0CSELIB): Likewise.
1539         (X0MEMATTR): Likewise.
1540         (XCWINT): Likewise.
1541         (XCINT): Likewise.
1542         (XCUINT): Likewise.
1543         (XCSTR): Likewise.
1544         (XCEXP): Likewise.
1545         (XCVEC): Likewise.
1546         (XCMODE): Likewise.
1547         (XCBITMAP): Likewise.
1548         (XCTREE): Likewise.
1549         (XCBBDEF): Likewise.
1550         (XCADVFLAGS): Likewise.
1551         (XCCSELIB): Likewise.
1552         (XC2EXP): Likewise.
1553         (INSN_UID): Likewise.
1554         (PREV_INSN): Likewise.
1555         (PATTERN): Likewise.
1556         (INSN_CODE): Likewise.
1557         (PUT_REG_NOTE_KIND): Likewise.
1558         (CODE_LABEL_NUMBER): Likewise.
1559         (NOTE_SOURCE_FILE): Likewise.
1560         (NOTE_BLOCK): Likewise.
1561         (NOTE_EH_HANDLER): Likewise.
1562         (NOTE_RANGE_INFO): Likewise.
1563         (NOTE_LIVE_INFO): Likewise.
1564         (NOTE_BASIC_BLOCK): Likewise.
1565         (NOTE_EXPECTED_VALUE): Likewise.
1566         (NOTE_LINE_NUMBER): Likewise.
1567         (LABEL_NAME): Likewise.
1568         (LABEL_NUSES): Likewise.
1569         (LABEL_ALTERNATE_NAME): Likewise.
1570         (ADDRESSOF_DECL): Likewise.
1571         (JUMP_LABEL): Likewise.
1572         (LABEL_NEXTREF): Likewise.
1573         (REGNO): Likewise.
1574         (ORIGINAL_REGNO: Likewise.
1575         (HARD_REGISTER_NUM_P): Add parenthesis.
1576         (SUBREG_REG): Whitespace.
1577         (SUBREG_BYTE): Likewise.
1578         (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
1579         (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
1580         (ASM_OPERANDS_OUTPUT_IDX): Likewise.
1581         (ASM_OPERANDS_INPUT_VEC): Likewise.
1582         (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
1583         (ASM_OPERANDS_INPUT): Likewise.
1584         (ASM_OPERANDS_INPUT_LENGTH): Likewise.
1585         (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
1586         (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
1587         (ASM_OPERANDS_INPUT_MODE): Likewise.
1588         (ASM_OPERANDS_SOURCE_FILE): Likewise.
1589         (ASM_OPERANDS_SOURCE_LINE): Likewise.
1590         (MEM_SET_IN_STRUCT_P): Minor reformat.
1591         (TRAP_CONDITION): Whitespace.
1592         (TRAP_CODE): Likewise.
1593         (COND_EXEC_TEST): Likewise.
1594         (COND_EXEC_CODE): Likewise.
1595         (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
1596         (PHI_NODE_P): Add parenthesis.
1597         (plus_constant): Whitespace and add parenthesis.
1598
1599 2002-01-03  Kazu Hirata  <kazu@hxi.com>
1600
1601         * config/avr/avr.c: Fix comment typos.
1602         * config/c4x/c4x.md: Likewise.
1603         * config/dsp16xx/dsp16xx.h: Likewise.
1604         * config/dsp16xx/dsp16xx.md: Likewise.
1605         * config/i386/i386.md: Likewise.
1606         * config/ia64/ia64.c: Likewise.
1607         * config/m32r/m32r.h: Likewise.
1608         * config/m68hc11/m68hc11.md: Likewise.
1609         * config/mmix/mmix.c: Likewise.
1610         * config/mn10200/mn10200.c: Likewise.
1611         * config/romp/romp.c: Likewise.
1612         * config/sh/sh.c: Likewise.
1613         * config/stormy16/stormy16.c: Likewise.
1614         * config/stormy16/stormy16.h: Likewise.
1615         * config/stormy16/stormy16.md: Likewise.
1616
1617 2002-01-03  Graham Stott  <grahams@redhat.com>
1618
1619         * loop.h: Update copyright date.
1620         (LOOP_MOVABLES): Fix typo.
1621         (LOOP_REGS): Likewise.
1622         (LOOP_IVS): Likewise.
1623
1624 2002-01-03  Graham Stott  <grahams@redhat.com>
1625
1626         * cppinit.c: Update copyright date.
1627         Don't include output.h
1628         * Makefile.in: Update copyright date.
1629         Update dependency.
1630
1631 2002-01-02  Craig Rodrigues  <rodrigc@gcc.gnu.org>
1632
1633         PR c/5226
1634         * invoke.texi (-mthreads): Remove from documented RS/6000 options.
1635         (-pthread) Add to RS/6000 options.
1636
1637 2002-01-02  Kazu Hirata  <kazu@hxi.com>
1638
1639         * except.c: Fix comment typos.
1640         * loop.c: Likewise.
1641         * varasm.c: Likewise.
1642         * doc/tm.texi: Fix a typo.
1643
1644 2002-01-02  Jakub Jelinek  <jakub@redhat.com>
1645
1646         * c-typeck.c (output_init_element): Allow initializing static storage
1647         duration objects with compound literals.
1648
1649 2002-01-02  Richard Henderson  <rth@redhat.com>
1650
1651         * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
1652         after abusing it.
1653
1654 2002-01-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1655
1656         * gcc.c (default_compilers): Const-ify.
1657         * mips-tdump.c (stab_names): Likewise.
1658         * mips-tfile.c (map_coff_types, map_coff_storage,
1659         map_coff_sym_type, map_coff_derived_type, stabs_symbol,
1660         pseudo_ops_t, pseudo_ops): Likewise.
1661         * protoize.c (default_include): Likewise
1662
1663         * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
1664         (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
1665         Add array size in declaration.
1666         (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
1667         emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
1668         esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
1669         etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
1670         eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
1671         efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
1672         c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
1673         emtens, make_nan): Const-ify.
1674         (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
1675         DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
1676
1677 2002-01-02  Joseph S. Myers  <jsm28@cam.ac.uk>
1678
1679         * config.gcc (ia64-*-*): Set extra_headers.
1680         (alpha*-dec-osf*): Likewise.  Don't use alpha/t-osf.
1681         * config/alpha/t-osf: Remove.
1682         * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
1683
1684 2002-01-02  David Edelsohn  <edelsohn@gnu.org>
1685
1686         * config/rs6000/t-aix43: Revert previous change.
1687
1688 2002-01-02  Jason Merrill  <jason@redhat.com>
1689
1690         * c-decl.c (c_expand_body): Call outlining_inline_function when
1691         emitting an inline function out of line.
1692
1693 2002-01-02  Richard Henderson  <rth@redhat.com>
1694
1695         * dwarf2out.c (limbo_die_node): Add created_for member.
1696         (new_die): New argument created_for.  Update all callers.
1697         (mark_limbo_die_list): New.
1698         (dwarf2out_init): Register limbo_die_list as a root.
1699         (dwarf2out_finish): Force insert limbo dies into their function
1700         context.
1701
1702 2002-01-02  Nathan Sidwell  <nathan@codesourcery.com>
1703
1704         PR c++/5089
1705         * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
1706
1707 2002-01-02  Kazu Hirata  <kazu@hxi.com>
1708
1709         * config/h8300/fixunssfsi.c: Update copyright.
1710         Fix comment typos.
1711         Fix formatting.
1712         * config/h8300/h8300.c: Update copyright.
1713         Eliminate warnings.
1714
1715 2002-01-02  Kazu Hirata  <kazu@hxi.com>
1716
1717         * config/romp/romp.c: Fix comment formatting.
1718         * config/romp/romp.h: Likewise.
1719         * config/romp/romp.md: Likewise.
1720         * config/s390/s390.c: Likewise.
1721         * config/stormy16/stormy16.c: Likewise.
1722         * config/stormy16/stormy16.h: Likewise.
1723
1724 2002-01-02  Alexandre Oliva  <aoliva@redhat.com>
1725
1726         * c-common.h (genrtl_expr_stmt_value): Declare.
1727         * c-semantics.c (genrtl_goto_stmt): Redirect to...
1728         (genrtl_goto_stmt_value): ... this new function.  Pass new
1729         argument down to expand_expr_stmt_value, taking
1730         TREE_ADDRESSABLE into account.
1731         * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
1732         STMT_EXPR as addressable, i.e., one whose result we want.
1733         * expr.c (expand_expr): Don't save expression statement value
1734         of labeled_blocks or loop_exprs.
1735         * stmt.c (expand_expr_stmt): Redirect to...
1736         (expand_expr_stmt_value): ... this new function.  Use new
1737         argument to tell whether to save expression value.
1738         (expand_end_stmt_expr): Reset last_expr_type and
1739         last_expr_value if we don't have either.
1740         * tree-inline.c (declare_return_variable): Mark its use
1741         statement as addressable.
1742         * tree.h: Document new use of TREE_ADDRESSABLE.
1743         (expand_expr_stmt_value): Declare.
1744
1745 2002-01-01  Tom Rix  <trix@redhat.com>
1746
1747         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
1748         rs6000_emit_allocate_stack.
1749
1750 2002-01-01  Joseph S. Myers  <jsm28@cam.ac.uk>
1751
1752         * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
1753         ${srcdir}/ginclude/ to every entry in extra_headers.
1754         * configure: Regenerate.
1755         * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
1756         * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
1757         * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
1758         * ginclude/proto.h: Rename to config/convex/proto.h.
1759
1760 Tue Jan  1 17:12:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1761
1762         * attribs.c (handle_vector_size_attribute): Use host_integerp
1763         and tree_int_cst; remove warnings.
1764         * caller-save.c (insert_restore): Add cast to get rid of warning.
1765         (insert_save): Likewise.
1766         * emit-rtl.c (adjust_address_1, offset_address): Likewise.
1767         * regmove.c (find_matches): Add temporary var to kill a warning.
1768
1769 2002-01-01  Douglas B Rupp  <rupp@gnat.com>
1770
1771         * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
1772         LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
1773         * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
1774         (vms-dwarf2eh.o): Add Makefile rule.
1775         * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
1776         * config/alpha/vms-dwarf2eh.asm: New file.
1777
1778         * gcc.c (delete_if_ordinary): Delete all versions.
1779
1780 2002-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
1781
1782         * config/mmix/mmix.md: Update FIXME to not mention
1783         define_constants.
1784         (MMIX_rJ_REGNUM): New define_constants constant.
1785         ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
1786         "*movdicc_real"): Adjust contraints formatting.
1787         ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
1788         for branch prediction.
1789         ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
1790         output template.
1791         ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
1792         "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
1793         number.  Delete related FIXMEs.
1794         * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
1795         from number to MMIX_rJ_REGNUM.
1796         (TARGET_MASK_BRANCH_PREDICT): New.
1797         (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
1798         (TARGET_SWITCHES): Update comment.  Correct -mno-toplevel-symbols
1799         value.  Add -mbranch-predict and -mno-branch-predict.
1800         (TARGET_VERSION): Drop date.
1801         (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
1802         * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
1803         for finding out global symbols.
1804         (mmix_asm_output_labelref): Revert condition for global symbol.
1805         (mmix_print_operand): <case '+'>: Emit P for a likely branch.
1806         (mmix_print_operand_punct_valid_p): A '+' is valid.
1807
1808 See ChangeLog.6 for earlier changes.