gcc/ChangeLog

   1 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
   2
   3         * gcc.c (option_map): Remove --version.
   4         (process_command): Handle -fversion following the GNU Coding
   5         Standards.  Partially addresses PR other/704.
   6
   7 2002-01-08  Graham Stott  <grahams@redhat.com>
   8
   9         * combine.c (combine_instructions): Fix typo.
  10
  11 2002-01-08  Graham Stott  <grahams@redhat.com>
  12
  13         * debug.h: Use "tree" and "rtx" throughout.
  14
  15         * debug.c: Likewise.
  16
  17 2002-01-08  Nick Clifton  <nickc@cambridge.redhat.com>
  18
  19         * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
  20         constant pool, use the pool's version of the symbol instead.
  21
  22 2002-01-07  Richard Henderson  <rth@redhat.com>
  23
  24         * regrename.c (find_oldest_value_reg): Ignore the value chain if
  25         the original register was copied in a mode with a fewer number of
  26         hard registers than the desired mode.
  27         (copyprop_hardreg_forward_1): Likewise.
  28         (debug_value_data): Fix loop test.
  29         * toplev.c (parse_options_and_default_flags): Reenable
  30         -fcprop-registers at -O1.
  31
  32 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
  33
  34         * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
  35         (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
  36
  37         * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
  38         predicates.
  39
  40         * config/rs6000/rs6000.md: Add altivec predicate patterns.
  41
  42 2002-01-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
  43
  44         * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
  45         (pa_output_function_prologue): Output local label at the beginning of
  46         the prologue when profiling.
  47         (hppa_profile_hook): Use the local label rather than the function label.
  48         * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
  49
  50 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
  51
  52         * config/rs6000/rs6000.c (print_operand): Remove extra space.
  53         (altivec_expand_unop_builtin): Fix thinko.
  54         (altivec_expand_binop_builtin): Same.
  55         (altivec_expand_ternop_builtin): Same.
  56         (altivec_expand_builtin): Same.
  57
  58 2002-01-07  Richard Henderson  <rth@redhat.com>
  59
  60         * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
  61
  62 2002-01-07  Jason Merrill  <jason@redhat.com>
  63
  64         * unwind-dw2.c (execute_cfa_program): Use < again.
  65
  66 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
  67
  68         * predict.c (combine_predictions_for_insn): Avoid division by zero.
  69
  70 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
  71
  72         * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
  73         Don't allow -1 - x -> ~x simplifications in the first pass.
  74
  75 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
  76
  77         * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
  78         arguments.
  79         (altivec_expand_binop_builtin): Same.
  80         (altivec_expand_unop_builtin): Same.
  81         (print_operand): Fix typo.
  82         (bdesc_1arg): Add vupk* variants.
  83
  84         * rs6000.h (rs6000_builtins): Add vupk* enums.
  85
  86         * rs6000.md: Add altivec_vupk* variants.
  87
  88 2002-01-07  Joseph S. Myers  <jsm28@cam.ac.uk>
  89
  90         * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
  91         doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
  92         and last update dates.
  93
  94 2002-01-07  Janis Johnson  <janis187@us.ibm.com>
  95
  96         * doc/rtl.texi (Flags): Clean up documentation of RTL flags
  97
  98 2002-01-07  Marek Michalkiewicz  <marekm@amelek.gda.pl>
  99
 100         * config/avr/avr.c (avr_mcu_types): Add new MCU types.
 101         * config/avr/avr.h (CPP_SPEC): Likewise.
 102         (LINK_SPEC): Likewise.
 103         (CRT_BINUTILS_SPECS): Likewise.
 104         * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
 105         * doc/invoke.texi (AVR Options): Document them.
 106
 107 Mon Jan  7 11:59:34 CET 2002  Jan Hubicka  <jh@suse.cz>
 108
 109         * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
 110         LABEL_NUSES.
 111
 112 2002-01-07  Graham Stott  <grahams@redhat.com>
 113
 114         * config/i386/i386.h: Update copyright date.
 115         (HALF_PIC_PTR): Add parenthesis.
 116         (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
 117         (CONSTANT_ALIGNMENT): Add parenthesis.
 118         (DATA_ALIGNMENT): Likewise.
 119         (LOCAL_ALIGNMENT): Likewise.
 120         (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
 121         (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
 122         (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
 123         (HARD_REGNO_NREGS): Add paranethesis.
 124         (VALID_SSE_REG_MODE): Whitespace.
 125         (VALID_MMX_REG_MODE): Whitespace.
 126         (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
 127         (ix86_hard_regno_mode_ok): Add parenthesis.
 128         (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
 129         (RETURN_IN_MEMORY): Whitespace.
 130         (N_REG_CLASSES): Add parenthesis.
 131         (INTEGER_CLASS_P): Add parenthesis and wrap.
 132         (FLOAT_CLASS_P): Likewise.
 133         (SSE_CLASS_P): Likewise.
 134         (MMX_CLASS_P): Likewise.
 135         (MAYBE_INTEGER_CLASS_P): Likewise.
 136         (MAYBE_FLOAT_CLASS_P): Likewise.
 137         (MAYBE_SSE_CLASS_P): Likewise.
 138         (MAYBE_MMX_CLASS_P): Likewise.
 139         (Q_CLASS_P): Likewise.
 140         (GENERAL_REGNO_P): Uppercase macro parameter.
 141         (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
 142         (FP_REGNO_P): Likewise.
 143         (ANY_FP_REGNO_P): Uppercase macro parameter.
 144         (SSE_REGNO_P): Likewise.
 145         (SSE_REGNO): Likewise.
 146         (SSE_REG_P): Likewise.
 147         (SSE_FLOAT_MODE_P): Likewise.
 148         (MMX_REGNO_P): Likewise.
 149         (MMX_REG_P):Likewise.
 150         (STACK_REG_P): Likewise.
 151         (NON_STACK_REG_P): Likewise.
 152         (STACK_TOP_P): Likewise.
 153         (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
 154         (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
 155         (SECONDARY_MEMORY_NEEDED): Likewise.
 156         (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
 157         (MD_ASM_CLOBBERS): Whitespace and wrap.
 158         (MUST_PASS_IN_STACK): Whitespace and wrap.
 159         (RETURN_POPS_ARGS): Add parenthesis.
 160         (INIT_CUMULATIVE_ARGS): Likewise.
 161         (FUNCTION_ARG): Likewise.
 162         (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
 163         (SETUP_INCOMING_VARARGS): Likewise.
 164         (BUILD_VA_LIST_TYPE):  Add parenthesis.
 165         (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
 166         parenthsis.
 167         (EXPAND_BUILTIN_VA_ARG): Likewise.
 168         (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
 169         (INITIALIZE_TRAMPOLINE): Add parenthesis.
 170         (INITIAL_ELIMINATION_OFFSET): Likewise.
 171         (REGNO_OK_FOR_INDEX_P): Add parenthesis.
 172         (REGNO_OK_FOR_BASE_P): Likewise.
 173         (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
 174         (REGNO_OK_FOR_DIREG_P): Likewise.
 175         (REG_OK_FOR_INDEX_P): Whitespace.
 176         (REG_OK_FOR_BASE_P): Whitespace.
 177         (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
 178         parenthesis.
 179         (FIND_BASE_TERM): Fix typo.
 180         (LEGITIMIZE_ADDRESS): Wrap in  { .. } while (0) and add parenthesis.
 181         (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
 182         (SYMBOLIC_CONST; Whitespace.
 183         (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in  { .. } while (0) and wrap.
 184         (ENCODE_SECTION_INFO): Whitespace.
 185         (FINALIZE_PIC): Remove do { ... } while (0).
 186         (PROMOTE_MODE): Wrap in do { ... } while (0).
 187         (CONST_COSTS): Whitespace.
 188         (RTX_COSTS): Add paramethesis, whitespace and wrap.
 189         (REGISTER_MOVE_COST): Add parenthesis.
 190         (MEMORY_MOVE_COST): Likewise.
 191         (EXTRA_CC_MODES): Whitespace.
 192         (SELECT_CC_MODE): Add parenthesis and whitespace.
 193         (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
 194         (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
 195         (ASM_OUTPUT_LABEL): Add paramethesis.
 196         (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
 197         (ASM_OUTPUT_REG_POP): Likewise.
 198         (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
 199         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
 200
 201         * config/i386/i386.c: Update copyright.
 202         (CHECK_STACK_LIMIT): Add parenthesis.
 203         (AT_BP): Uppercase macro parameter.
 204         (x86_64_int_parameter_registers): Constify.
 205         (x86_64_int_return_registers): Likewise.
 206         (ix86_compare_op0): Use rtx.
 207         (construct_container): Constify INTREG parameter.
 208         (function_arg): Use rtx.
 209
 210         * diagnostic.h: Update copyright date.
 211         (output_buffer_state): Add parenthesis.
 212         (output_buffer_format_args): Likewise.
 213
 214         * combine.c (combine_instructions): Replace XEXP (links, 0)
 215         with link.
 216
 217 2002-01-06  H.J. Lu <hjl@gnu.org>
 218
 219         * cfgcleanup.c (thread_jump): Fix 2 typos.
 220
 221 2002-01-06  Aldy Hernandez  <aldyh@redhat.com>
 222
 223         * config.gcc: Add support for --enable-altivec.
 224
 225 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 226
 227         * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
 228
 229 2002-01-06  Jakub Jelinek  <jakub@redhat.com>
 230
 231         * objc/objc-act.c (handle_impent): Use assemble_variable to emit
 232         __objc_class_name_*.
 233
 234 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 235
 236         * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
 237
 238 2002-01-06  Richard Henderson  <rth@redhat.com>
 239
 240         * reorg.c (emit_delay_sequence): Remove death notes, not merely
 241         nop them out.  Increment label reference count for REG_LABEL.
 242         (fill_slots_from_thread): Frob label reference count around
 243         delete_related_insns.
 244
 245 2002-01-05  Richard Henderson  <rth@redhat.com>
 246
 247         * cfgcleanup.c (try_forward_edges): Detect infinite loops while
 248         jump threading.
 249
 250 2002-01-05  Richard Henderson  <rth@redhat.com>
 251
 252         * c-decl.c (c_expand_body): Don't call outlining_inline_function.
 253         * integrate.c (output_inline_function): Likewise.
 254         * toplev.c (rest_of_compilation): Do it here instead.  Move call
 255         to remove_unnecessary_notes after emitting abstract instance.
 256         Force an emitted nested function to have its parent emited as well.
 257         * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
 258         for null.
 259         (rtl_for_decl_location): Do not look at reload data structures
 260         before reload has run.
 261
 262 2002-01-05  Kazu Hirata  <kazu@hxi.com>
 263
 264         * cse.c: Fix formatting.
 265         * dwarf2asm.c: Likewise.
 266         * dwarf2out.c: Likewise.
 267         * explow.c: Likewise.
 268         * expmed.c: Likewise.
 269         * function.c: Likewise.
 270         * gcov.c: Likewise.
 271         * gencheck.c: Likewise.
 272         * genrecog.c: Likewise.
 273         * ggc-common.c: Likewise.
 274         * ggc-page.c: Likewise.
 275         * global.c: Likewise.
 276
 277 2002-01-05  Kazu Hirata  <kazu@hxi.com>
 278
 279         * combine.c: Fix formatting.
 280
 281 2002-01-05  Craig Rodrigues  <crodrigu@bbn.com>
 282
 283         PR middle-end/1557
 284         * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
 285
 286 2002-01-05  David Edelsohn  <edelsohn@gnu.org>
 287
 288         * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
 289         as 1 for __powerpc64__ as well.
 290
 291         * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
 292
 293         * alias.c (find_base_value, PLUS/MINUS): If we found a base,
 294         return it.
 295
 296 2002-01-05  Daniel Berlin  <dan@dberlin.org>
 297
 298         * lcm.c: Revert change, due to performance regression it causes on
 299         SPEC because it's slightly more conservative (sigh, I hate
 300         edge-based LCM).
 301
 302 Sat Jan  5 11:52:05 CET 2002  Jan Hubicka  <jh@suse.cz>
 303
 304         * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
 305
 306 2002-01-05  Neil Booth  <neil@daikokuya.demon.co.uk>
 307
 308         * doc/cppinternals.texi: Update.
 309
 310 2002-01-05  Hans-Peter Nilsson  <hp@bitrange.com>
 311
 312         * doc/invoke.texi (Option Summary) <MMIX Options>: Document
 313         -mbranch-predict, -mreg-stack-fill-bug-workaround and their
 314         negatives.
 315         (MMIX Options): Ditto.  Fix item/itemx typo for -mno-zero-extend.
 316         * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
 317         kludge for pre-october-14th mmix versions to handle new-found bug
 318         with PUSHJ/PUSHGO and the register stack.
 319         * config/mmix/mmix.h (struct machine_function): Rename member
 320         has_call_value_without_parameters to has_call_without_parameters.
 321         All referers changed.
 322         (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
 323         TARGET_MASK_BRANCH_PREDICT): New macros.
 324         (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
 325         -mno-reg-stack-fill-bug-workaround.
 326         * config/mmix/mmix.md ("call"): Set struct machine member
 327         has_call_without_parameters.
 328
 329 Sat Jan  5 02:20:22 CET 2002  Jan Hubicka  <jh@suse.cz>
 330
 331         * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
 332
 333 Sat Jan  5 01:35:29 CET 2002  Jan Hubicka  <jh@suse.cz>
 334
 335         * cfgcleanup.c: Include tm_p.h
 336         (mark_effect): Fix handling of hard register; fix handling of SET
 337
 338 2002-01-04  Kazu Hirata  <kazu@hxi.com>
 339
 340         * config/h8300/h8300.md (anonymous patterns): Check that
 341         operands are registers before using REGNO on them.
 342
 343 2002-01-03  Roland McGrath  <roland@frob.com>
 344
 345         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
 346
 347 2002-01-04  Jakub Jelinek  <jakub@redhat.com>
 348
 349         * tree.h (expand_expr_stmt_value): Add maybe_last argument.
 350         * c-common.h (genrtl_expr_stmt_value): Likewise.
 351         * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
 352         (expand_expr_stmt_value): Add maybe_last argument.
 353         Don't warn about statement with no effect if it is the last statement
 354         in expression statement.
 355         * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
 356         (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
 357         expand_expr_stmt_value.
 358         (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
 359         genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
 360         * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
 361         as maybe_last to expand_expr_stmt_value.
 362
 363 Fri Jan  4 11:45:05 2002  Jeffrey A Law  (law@redhat.com)
 364
 365         * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
 366         be passed in, do not build it.
 367         (c_begin_if_stmt): New function.
 368         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
 369         * c-common.h (c_expand_start_cond): Update prototype.
 370         (c_begin_if_stmt): Prototype new function.
 371         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
 372         * c-parse.in (if_prefix): Use c_begin_if_stmt,
 373         c_begin_while_stmt and c_finish_while_stmt_cond.
 374
 375 2002-01-04  William Cohen  <wcohen@redhat.com>
 376
 377         * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
 378         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
 379         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
 380         * config/pa/som.h (ASM_FILE_START): Likewise.
 381
 382 2001-01-04  Daniel Berlin  <dan@cgsoftware.com>
 383
 384         * lcm.c: Include df.h.
 385         Add available_transfer_function prototype.
 386         (compute_available): Rework to use iterative dataflow framework.
 387         (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
 388         with bb_info in df.h
 389         (available_transfer_function): New function.
 390
 391         * Makefile.in (lcm.o): add df.h to dependencies.
 392
 393 2002-01-04  Richard Henderson  <rth@redhat.com>
 394
 395         * config/alpha/alpha.c (some_operand): Accept HIGH.
 396         (input_operand): Likewise; accept simple references to globals.
 397         (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
 398         (alpha_const_double_ok_for_letter_p): Likewise.
 399         (alpha_extra_constraint): Likewise.
 400         (alpha_preferred_reload_class): Likewise.  Do not force
 401         symbolic constants to memory.
 402         (alpha_legitimate_address_p): Accept simple references
 403         to small_symbolic_operand.
 404         (alpha_legitimize_address): New arg scratch.  Be prepared to be
 405         called when no_new_pseudos.  Emit simple symbolic references.
 406         Split integers into low, high, and rest.
 407         (alpha_expand_mov): Use alpha_legitimize_address.
 408         (some_small_symbolic_mem_operand): New.
 409         (split_small_symbolic_mem_operand): New.
 410         * config/alpha/alpha-protos.h: Update.
 411         * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
 412         (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
 413         (EXTRA_CONSTRAINT): Likewise.
 414         (PREFERRED_RELOAD_CLASS): Likewise.
 415         (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
 416         (PREDICATE_CODES): Update.
 417         * config/alpha/alpha.md: New post-reload splitters to convert
 418         simplfied symbolic operands to the form that references $29.
 419         (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
 420         (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
 421
 422 2002-01-03  Richard Henderson  <rth@redhat.com>
 423
 424         * local-alloc.c (function_invariant_p): Update commentary.
 425
 426 2002-01-04  H.J. Lu <hjl@gnu.org>
 427
 428         * toplev.c (rest_of_compilation): Fix a typo when calling
 429         cleanup_cfg.
 430
 431 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 432
 433         * c-common.c: Fix formatting.
 434         * diagnostic.c: Likewise.
 435         * doloop.c: Likewise.
 436         * dwarf2out.c: Likewise.
 437
 438 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 439
 440         * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
 441         of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
 442
 443 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
 444
 445         * cpperror.c: Update comments and copyright.
 446         * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
 447         cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
 448
 449 2002-01-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
 450
 451         * collect2.c (main): Use strcmp when testing for "-shared".
 452
 453 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
 454
 455         * cppmacro.c: Don't include intl.h.  Update comments.
 456         (new_number_token): Allocate enough buffer for 64-bit unsigned
 457         integers; update prototype.
 458         * cppmain.c: Update comments.
 459
 460 2002-01-03  William Cohen  <wcohen@redhat.com>
 461
 462         * function.h (struct function): Add profile.
 463         (current_function_profile): New.
 464         doc/extend.texi: Update documentation.
 465         * final.c (final_start_function): Use current_function_profile
 466         instead of profile_flag.
 467         (profile_after_prologue): Likewise.
 468         * function.c (expand_function_start): Likewise.
 469         (expand_function_start): Likewise.
 470         * config/alpha/alpha.c (direct_call_operand):
 471         (alpha_does_function_need_gp): Likewise.
 472         (alpha_expand_prologue): Likewise.
 473         * config/arm/arm.c (arm_expand_prologue): Likewise.
 474         thumb_expand_prologue: Likewise.
 475         * config/d30v/d30v.c (d30v_stack_info): Likewise.
 476         * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
 477         (fr30_expand_prologue): Likewise.
 478         * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
 479         * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
 480         * config/i386/i386.h (FINALIZE_PIC): Likewise.
 481         * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
 482         * config/i960/i960.c (i960_output_function_prologue): Likewise.
 483         * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
 484         * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
 485         (m32r_expand_prologue): Likewise.
 486         * config/m88k/m88k.c (m88k_layout_frame): Likewise.
 487         (m88k_expand_prologue): Likewise.
 488         * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
 489         * config/mips/mips.c (compute_frame_size): Likewise.
 490         (mips_expand_prologue): Likewise.
 491         (mips_can_use_return_insn): Likewise.
 492         * config/pa/elf.h (ASM_FILE_START): Likewise.
 493         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
 494         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
 495         * config/pa/som.h (ASM_FILE_START): Likewise.
 496         * config/romp/romp.c (romp_using_r14): Likewise.
 497         * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
 498         (rs6000_stack_info): Likewise.
 499         * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
 500         * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
 501         * config/v850/v850.c (compute_register_save_size): Likewise.
 502
 503 2002-01-03  Jakub Jelinek  <jakub@redhat.com>
 504
 505         * simplify-rtx.c (simplify_binary_operation) [DIV]: If
 506         gen_lowpart_common fails, use gen_lowpart_SUBREG.
 507
 508 2002-01-03  Turly O'Connor  <turly@apple.com>
 509
 510         * darwin.c (machopic_output_possible_stub_label): Don't generate
 511         stub routines for pseudo-stubs which we've just defined.
 512
 513 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 514
 515         * builtins.c: Fix formatting.
 516         * c-typeck.c: Likewise.
 517         * combine.c: Likewise.
 518         * expr.c: Likewise.
 519         * loop.c: Likewise.
 520
 521 2002-01-03  Andreas Schwab  <schwab@suse.de>
 522
 523         * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
 524         and return true if _cpp_push_next_buffer pushed a new include
 525         file.
 526         * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
 527         _cpp_pop_file_buffer did not push a new file.
 528         * cpphash.h (_cpp_pop_file_buffer): Update declaration.
 529
 530 2002-01-02  Eric Christopher  <echristo@redhat.com>
 531
 532         * final.c (final_scan_insn): Change 0 -> NULL_RTX in
 533         FIND_REG_INC_NOTE call. Update copyright.
 534         * loop.c (canonicalize_condition): Ditto.
 535         * reorg.c (delete_scheduled_jump): Ditto.
 536
 537 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 538
 539         * gcse.c: Fix formatting.
 540
 541 2002-01-03  Graham Stott  <grahams@redhat.com>
 542
 543         * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
 544         forward defs for struct tags rtx_def, union_tree, rtvec_def
 545         also output corresponding typedefs for rtx, tree, and rtvec.
 546
 547         * system.h: Move forward defs for struct tags rtx_def, union_tree,
 548         rtvec_def along with corresponding typedefs for rtx, tree, and
 549         rtvec to config.h, hconfig.h, tconfig.h.
 550
 551 2002-01-03  Graham Stott  <grahams@redhat.com>
 552
 553         * tree.h: Update copyright date.
 554         (IS_EXPR_CODE_CLASS): Add parenthesis.
 555         (TREE_SET_CODE): Add whitespace.
 556         (TREE_CHECK): Add parenthesis.
 557         (TREE_CLASS_CODE): Add parenthesis and wrap long line.
 558         (CST_OR_CONSTRUCTOR_CHECK):
 559         (EXPR_CHECK): Add parenthis, whitespace and wrap line.
 560         (TREE_SYMBOL_REFERENCED): Whitespace.
 561         (INT_CST_LT): Likewise.
 562         (INT_CST_LT_UNSIGNED): Likewise.
 563         (tree_real_cst): Unwrap comment.
 564         (tree_string): Likewise.
 565         (tree_complex): Likewise.
 566         (IDENTIFIER_POINTER): correct cast.
 567         (SAVE_EXPR_CONTEXT): Whitespace.
 568         (EXPR_WFL_FILENAME_NODE): Likewise.
 569         (EXPR_WFL_FILENAME): Remove parenthesis.
 570         (DECL_ORIGIN): Add parenthesis.
 571         (DECL_FROM_INLINE): Use NULL_TREE.
 572         (build_int_2): Whitespace.
 573         (build_type_variant): Add parenthesis.
 574
 575         * gcc/jcf-parse.c: Update copyright date.
 576         (yyparse): Constify resource_filename.
 577
 578 2002-01-03  Graham Stott  <grahams@redhat.com>
 579
 580         * rtl.h: Update copyright date.
 581         (RTL_CHECK1): Wrap long line.
 582         (RTL_CHECK2): Likewise.
 583         (RTL_CHECKC1): Wrap long line and whitespace.
 584         (RTL_CHECKC2): Likewise.
 585         (XWINT): Whitespace.
 586         (XINT): Likewise.
 587         (XSTR): Likewise.
 588         (XEXP): Likewise.
 589         (XVEC): Likewise.
 590         (XMODE): Likewise.
 591         (XBITMAP): Likewise.
 592         (XTREE): Likewise.
 593         (XBBDEF): Likewise.
 594         (XTMPL): Likewise.
 595         (X0WINT): Likewise.
 596         (X0INT):Likewise.
 597         (X0UINT): Likewise.
 598         (X0STR): Likewise.
 599         (X0EXP): Likewise.
 600         (X0VEC): Likewise.
 601         (X0MODE): Likewise.
 602         (X0BITMAP): Likewise.
 603         (X0TREE): Likewise.
 604         (X0BBDEF): Likewise.
 605         (X0ADVFLAGS): Likewise.
 606         (X0CSELIB): Likewise.
 607         (X0MEMATTR): Likewise.
 608         (XCWINT): Likewise.
 609         (XCINT): Likewise.
 610         (XCUINT): Likewise.
 611         (XCSTR): Likewise.
 612         (XCEXP): Likewise.
 613         (XCVEC): Likewise.
 614         (XCMODE): Likewise.
 615         (XCBITMAP): Likewise.
 616         (XCTREE): Likewise.
 617         (XCBBDEF): Likewise.
 618         (XCADVFLAGS): Likewise.
 619         (XCCSELIB): Likewise.
 620         (XC2EXP): Likewise.
 621         (INSN_UID): Likewise.
 622         (PREV_INSN): Likewise.
 623         (PATTERN): Likewise.
 624         (INSN_CODE): Likewise.
 625         (PUT_REG_NOTE_KIND): Likewise.
 626         (CODE_LABEL_NUMBER): Likewise.
 627         (NOTE_SOURCE_FILE): Likewise.
 628         (NOTE_BLOCK): Likewise.
 629         (NOTE_EH_HANDLER): Likewise.
 630         (NOTE_RANGE_INFO): Likewise.
 631         (NOTE_LIVE_INFO): Likewise.
 632         (NOTE_BASIC_BLOCK): Likewise.
 633         (NOTE_EXPECTED_VALUE): Likewise.
 634         (NOTE_LINE_NUMBER): Likewise.
 635         (LABEL_NAME): Likewise.
 636         (LABEL_NUSES): Likewise.
 637         (LABEL_ALTERNATE_NAME): Likewise.
 638         (ADDRESSOF_DECL): Likewise.
 639         (JUMP_LABEL): Likewise.
 640         (LABEL_NEXTREF): Likewise.
 641         (REGNO): Likewise.
 642         (ORIGINAL_REGNO: Likewise.
 643         (HARD_REGISTER_NUM_P): Add parenthesis.
 644         (SUBREG_REG): Whitespace.
 645         (SUBREG_BYTE): Likewise.
 646         (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
 647         (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
 648         (ASM_OPERANDS_OUTPUT_IDX): Likewise.
 649         (ASM_OPERANDS_INPUT_VEC): Likewise.
 650         (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
 651         (ASM_OPERANDS_INPUT): Likewise.
 652         (ASM_OPERANDS_INPUT_LENGTH): Likewise.
 653         (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
 654         (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
 655         (ASM_OPERANDS_INPUT_MODE): Likewise.
 656         (ASM_OPERANDS_SOURCE_FILE): Likewise.
 657         (ASM_OPERANDS_SOURCE_LINE): Likewise.
 658         (MEM_SET_IN_STRUCT_P): Minor reformat.
 659         (TRAP_CONDITION): Whitespace.
 660         (TRAP_CODE): Likewise.
 661         (COND_EXEC_TEST): Likewise.
 662         (COND_EXEC_CODE): Likewise.
 663         (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
 664         (PHI_NODE_P): Add parenthesis.
 665         (plus_constant): Whitespace and add parenthesis.
 666
 667 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 668
 669         * config/avr/avr.c: Fix comment typos.
 670         * config/c4x/c4x.md: Likewise.
 671         * config/dsp16xx/dsp16xx.h: Likewise.
 672         * config/dsp16xx/dsp16xx.md: Likewise.
 673         * config/i386/i386.md: Likewise.
 674         * config/ia64/ia64.c: Likewise.
 675         * config/m32r/m32r.h: Likewise.
 676         * config/m68hc11/m68hc11.md: Likewise.
 677         * config/mmix/mmix.c: Likewise.
 678         * config/mn10200/mn10200.c: Likewise.
 679         * config/romp/romp.c: Likewise.
 680         * config/sh/sh.c: Likewise.
 681         * config/stormy16/stormy16.c: Likewise.
 682         * config/stormy16/stormy16.h: Likewise.
 683         * config/stormy16/stormy16.md: Likewise.
 684
 685 2002-01-03  Graham Stott  <grahams@redhat.com>
 686
 687         * loop.h: Update copyright date.
 688         (LOOP_MOVABLES): Fix typo.
 689         (LOOP_REGS): Likewise.
 690         (LOOP_IVS): Likewise.
 691
 692 2002-01-03  Graham Stott  <grahams@redhat.com>
 693
 694         * cppinit.c: Update copyright date.
 695         Don't include output.h
 696         * Makefile.in: Update copyright date.
 697         Update dependency.
 698
 699 2002-01-02  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 700
 701         PR c/5226
 702         * invoke.texi (-mthreads): Remove from documented RS/6000 options.
 703         (-pthread) Add to RS/6000 options.
 704
 705 2002-01-02  Kazu Hirata  <kazu@hxi.com>
 706
 707         * except.c: Fix comment typos.
 708         * loop.c: Likewise.
 709         * varasm.c: Likewise.
 710         * doc/tm.texi: Fix a typo.
 711
 712 2002-01-02  Jakub Jelinek  <jakub@redhat.com>
 713
 714         * c-typeck.c (output_init_element): Allow initializing static storage
 715         duration objects with compound literals.
 716
 717 2002-01-02  Richard Henderson  <rth@redhat.com>
 718
 719         * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
 720         after abusing it.
 721
 722 2002-01-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 723
 724         * gcc.c (default_compilers): Const-ify.
 725         * mips-tdump.c (stab_names): Likewise.
 726         * mips-tfile.c (map_coff_types, map_coff_storage,
 727         map_coff_sym_type, map_coff_derived_type, stabs_symbol,
 728         pseudo_ops_t, pseudo_ops): Likewise.
 729         * protoize.c (default_include): Likewise
 730
 731         * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
 732         (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
 733         Add array size in declaration.
 734         (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
 735         emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
 736         esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
 737         etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
 738         eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
 739         efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
 740         c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
 741         emtens, make_nan): Const-ify.
 742         (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
 743         DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
 744
 745 2002-01-02  Joseph S. Myers  <jsm28@cam.ac.uk>
 746
 747         * config.gcc (ia64-*-*): Set extra_headers.
 748         (alpha*-dec-osf*): Likewise.  Don't use alpha/t-osf.
 749         * config/alpha/t-osf: Remove.
 750         * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
 751
 752 2002-01-02  David Edelsohn  <edelsohn@gnu.org>
 753
 754         * config/rs6000/t-aix43: Revert previous change.
 755
 756 2002-01-02  Jason Merrill  <jason@redhat.com>
 757
 758         * c-decl.c (c_expand_body): Call outlining_inline_function when
 759         emitting an inline function out of line.
 760
 761 2002-01-02  Richard Henderson  <rth@redhat.com>
 762
 763         * dwarf2out.c (limbo_die_node): Add created_for member.
 764         (new_die): New argument created_for.  Update all callers.
 765         (mark_limbo_die_list): New.
 766         (dwarf2out_init): Register limbo_die_list as a root.
 767         (dwarf2out_finish): Force insert limbo dies into their function
 768         context.
 769
 770 2002-01-02  Nathan Sidwell  <nathan@codesourcery.com>
 771
 772         PR c++/5089
 773         * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
 774
 775 2002-01-02  Kazu Hirata  <kazu@hxi.com>
 776
 777         * config/h8300/fixunssfsi.c: Update copyright.
 778         Fix comment typos.
 779         Fix formatting.
 780         * config/h8300/h8300.c: Update copyright.
 781         Eliminate warnings.
 782
 783 2002-01-02  Kazu Hirata  <kazu@hxi.com>
 784
 785         * config/romp/romp.c: Fix comment formatting.
 786         * config/romp/romp.h: Likewise.
 787         * config/romp/romp.md: Likewise.
 788         * config/s390/s390.c: Likewise.
 789         * config/stormy16/stormy16.c: Likewise.
 790         * config/stormy16/stormy16.h: Likewise.
 791
 792 2002-01-02  Alexandre Oliva  <aoliva@redhat.com>
 793
 794         * c-common.h (genrtl_expr_stmt_value): Declare.
 795         * c-semantics.c (genrtl_goto_stmt): Redirect to...
 796         (genrtl_goto_stmt_value): ... this new function.  Pass new
 797         argument down to expand_expr_stmt_value, taking
 798         TREE_ADDRESSABLE into account.
 799         * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
 800         STMT_EXPR as addressable, i.e., one whose result we want.
 801         * expr.c (expand_expr): Don't save expression statement value
 802         of labeled_blocks or loop_exprs.
 803         * stmt.c (expand_expr_stmt): Redirect to...
 804         (expand_expr_stmt_value): ... this new function.  Use new
 805         argument to tell whether to save expression value.
 806         (expand_end_stmt_expr): Reset last_expr_type and
 807         last_expr_value if we don't have either.
 808         * tree-inline.c (declare_return_variable): Mark its use
 809         statement as addressable.
 810         * tree.h: Document new use of TREE_ADDRESSABLE.
 811         (expand_expr_stmt_value): Declare.
 812
 813 2002-01-01  Tom Rix  <trix@redhat.com>
 814
 815         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
 816         rs6000_emit_allocate_stack.
 817
 818 2002-01-01  Joseph S. Myers  <jsm28@cam.ac.uk>
 819
 820         * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
 821         ${srcdir}/ginclude/ to every entry in extra_headers.
 822         * configure: Regenerate.
 823         * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
 824         * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
 825         * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
 826         * ginclude/proto.h: Rename to config/convex/proto.h.
 827
 828 Tue Jan  1 17:12:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 829
 830         * attribs.c (handle_vector_size_attribute): Use host_integerp
 831         and tree_int_cst; remove warnings.
 832         * caller-save.c (insert_restore): Add cast to get rid of warning.
 833         (insert_save): Likewise.
 834         * emit-rtl.c (adjust_address_1, offset_address): Likewise.
 835         * regmove.c (find_matches): Add temporary var to kill a warning.
 836
 837 2002-01-01  Douglas B Rupp  <rupp@gnat.com>
 838
 839         * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
 840         LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
 841         * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
 842         (vms-dwarf2eh.o): Add Makefile rule.
 843         * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
 844         * config/alpha/vms-dwarf2eh.asm: New file.
 845
 846         * gcc.c (delete_if_ordinary): Delete all versions.
 847
 848 2002-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
 849
 850         * config/mmix/mmix.md: Update FIXME to not mention
 851         define_constants.
 852         (MMIX_rJ_REGNUM): New define_constants constant.
 853         ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
 854         "*movdicc_real"): Adjust contraints formatting.
 855         ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
 856         for branch prediction.
 857         ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
 858         output template.
 859         ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
 860         "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
 861         number.  Delete related FIXMEs.
 862         * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
 863         from number to MMIX_rJ_REGNUM.
 864         (TARGET_MASK_BRANCH_PREDICT): New.
 865         (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
 866         (TARGET_SWITCHES): Update comment.  Correct -mno-toplevel-symbols
 867         value.  Add -mbranch-predict and -mno-branch-predict.
 868         (TARGET_VERSION): Drop date.
 869         (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
 870         * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
 871         for finding out global symbols.
 872         (mmix_asm_output_labelref): Revert condition for global symbol.
 873         (mmix_print_operand): <case '+'>: Emit P for a likely branch.
 874         (mmix_print_operand_punct_valid_p): A '+' is valid.
 875
 876 See ChangeLog.6 for earlier changes.