gcc/ChangeLog

   1 Tue Jan  8 15:56:41 2002  Nicola Pero  <nicola@brainstorm.co.uk>
   2
   3         * objc/objc-act.c (handle_class_ref): Mark the declaration of
   4         %sobjc_class_ref_%s as used - to prevent unwanted compiler
   5         warnings.
   6
   7 2002-01-08  Ulrich Weigand  <uweigand@de.ibm.com>
   8
   9         * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
  10         * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
  11         to insn adjusting stack/frame pointer.
  12         * config/s390/s390.md (reload_la_64, reload_la_31): Do not
  13         accept operands that cause the insn to be non-splittable.
  14
  15 2002-01-08  Graham Stott  <grahams@redhat.com>
  16
  17         * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
  18         (C_TYPE_FIELDS_VOLATILE): Likewise.
  19         (C_TYPE_BEING_DEFINED): Likewise.
  20         (C_IS_RESERVED_WORD): Likewise.
  21         (C_TYPE_VARIABLE_SIZE): Likewise.
  22         (C_DECL_VARIABLE_SIZE): Likewise.
  23         (C_MISSING_PROTOTYPE_WARNED): Likewise.
  24         (C_SET_EXP_ORIGINAL_CODE): Likewise.
  25         (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
  26         parenthesis.
  27         (C_DECL_ANTICIPATED): Likewise.
  28         (c_build_type_variant): Add parenthesis.
  29
  30 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
  31
  32         * gcc.c (option_map): Remove --version.
  33         (process_command): Handle -fversion following the GNU Coding
  34         Standards.  Partially addresses PR other/704.
  35
  36 2002-01-08  Graham Stott  <grahams@redhat.com>
  37
  38         * combine.c (combine_instructions): Fix typo.
  39
  40 2002-01-08  Graham Stott  <grahams@redhat.com>
  41
  42         * debug.h: Use "tree" and "rtx" throughout.
  43
  44         * debug.c: Likewise.
  45
  46 2002-01-08  Nick Clifton  <nickc@cambridge.redhat.com>
  47
  48         * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
  49         constant pool, use the pool's version of the symbol instead.
  50
  51 2002-01-07  Richard Henderson  <rth@redhat.com>
  52
  53         * regrename.c (find_oldest_value_reg): Ignore the value chain if
  54         the original register was copied in a mode with a fewer number of
  55         hard registers than the desired mode.
  56         (copyprop_hardreg_forward_1): Likewise.
  57         (debug_value_data): Fix loop test.
  58         * toplev.c (parse_options_and_default_flags): Reenable
  59         -fcprop-registers at -O1.
  60
  61 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
  62
  63         * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
  64         (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
  65
  66         * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
  67         predicates.
  68
  69         * config/rs6000/rs6000.md: Add altivec predicate patterns.
  70
  71 2002-01-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
  72
  73         * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
  74         (pa_output_function_prologue): Output local label at the beginning of
  75         the prologue when profiling.
  76         (hppa_profile_hook): Use the local label rather than the function label.
  77         * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
  78
  79 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
  80
  81         * config/rs6000/rs6000.c (print_operand): Remove extra space.
  82         (altivec_expand_unop_builtin): Fix thinko.
  83         (altivec_expand_binop_builtin): Same.
  84         (altivec_expand_ternop_builtin): Same.
  85         (altivec_expand_builtin): Same.
  86
  87 2002-01-07  Richard Henderson  <rth@redhat.com>
  88
  89         * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
  90
  91 2002-01-07  Jason Merrill  <jason@redhat.com>
  92
  93         * unwind-dw2.c (execute_cfa_program): Use < again.
  94
  95 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
  96
  97         * predict.c (combine_predictions_for_insn): Avoid division by zero.
  98
  99 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
 100
 101         * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
 102         Don't allow -1 - x -> ~x simplifications in the first pass.
 103
 104 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
 105
 106         * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
 107         arguments.
 108         (altivec_expand_binop_builtin): Same.
 109         (altivec_expand_unop_builtin): Same.
 110         (print_operand): Fix typo.
 111         (bdesc_1arg): Add vupk* variants.
 112
 113         * rs6000.h (rs6000_builtins): Add vupk* enums.
 114
 115         * rs6000.md: Add altivec_vupk* variants.
 116
 117 2002-01-07  Joseph S. Myers  <jsm28@cam.ac.uk>
 118
 119         * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
 120         doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
 121         and last update dates.
 122
 123 2002-01-07  Janis Johnson  <janis187@us.ibm.com>
 124
 125         * doc/rtl.texi (Flags): Clean up documentation of RTL flags
 126
 127 2002-01-07  Marek Michalkiewicz  <marekm@amelek.gda.pl>
 128
 129         * config/avr/avr.c (avr_mcu_types): Add new MCU types.
 130         * config/avr/avr.h (CPP_SPEC): Likewise.
 131         (LINK_SPEC): Likewise.
 132         (CRT_BINUTILS_SPECS): Likewise.
 133         * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
 134         * doc/invoke.texi (AVR Options): Document them.
 135
 136 Mon Jan  7 11:59:34 CET 2002  Jan Hubicka  <jh@suse.cz>
 137
 138         * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
 139         LABEL_NUSES.
 140
 141 2002-01-07  Graham Stott  <grahams@redhat.com>
 142
 143         * config/i386/i386.h: Update copyright date.
 144         (HALF_PIC_PTR): Add parenthesis.
 145         (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
 146         (CONSTANT_ALIGNMENT): Add parenthesis.
 147         (DATA_ALIGNMENT): Likewise.
 148         (LOCAL_ALIGNMENT): Likewise.
 149         (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
 150         (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
 151         (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
 152         (HARD_REGNO_NREGS): Add paranethesis.
 153         (VALID_SSE_REG_MODE): Whitespace.
 154         (VALID_MMX_REG_MODE): Whitespace.
 155         (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
 156         (ix86_hard_regno_mode_ok): Add parenthesis.
 157         (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
 158         (RETURN_IN_MEMORY): Whitespace.
 159         (N_REG_CLASSES): Add parenthesis.
 160         (INTEGER_CLASS_P): Add parenthesis and wrap.
 161         (FLOAT_CLASS_P): Likewise.
 162         (SSE_CLASS_P): Likewise.
 163         (MMX_CLASS_P): Likewise.
 164         (MAYBE_INTEGER_CLASS_P): Likewise.
 165         (MAYBE_FLOAT_CLASS_P): Likewise.
 166         (MAYBE_SSE_CLASS_P): Likewise.
 167         (MAYBE_MMX_CLASS_P): Likewise.
 168         (Q_CLASS_P): Likewise.
 169         (GENERAL_REGNO_P): Uppercase macro parameter.
 170         (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
 171         (FP_REGNO_P): Likewise.
 172         (ANY_FP_REGNO_P): Uppercase macro parameter.
 173         (SSE_REGNO_P): Likewise.
 174         (SSE_REGNO): Likewise.
 175         (SSE_REG_P): Likewise.
 176         (SSE_FLOAT_MODE_P): Likewise.
 177         (MMX_REGNO_P): Likewise.
 178         (MMX_REG_P):Likewise.
 179         (STACK_REG_P): Likewise.
 180         (NON_STACK_REG_P): Likewise.
 181         (STACK_TOP_P): Likewise.
 182         (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
 183         (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
 184         (SECONDARY_MEMORY_NEEDED): Likewise.
 185         (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
 186         (MD_ASM_CLOBBERS): Whitespace and wrap.
 187         (MUST_PASS_IN_STACK): Whitespace and wrap.
 188         (RETURN_POPS_ARGS): Add parenthesis.
 189         (INIT_CUMULATIVE_ARGS): Likewise.
 190         (FUNCTION_ARG): Likewise.
 191         (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
 192         (SETUP_INCOMING_VARARGS): Likewise.
 193         (BUILD_VA_LIST_TYPE):  Add parenthesis.
 194         (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
 195         parenthsis.
 196         (EXPAND_BUILTIN_VA_ARG): Likewise.
 197         (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
 198         (INITIALIZE_TRAMPOLINE): Add parenthesis.
 199         (INITIAL_ELIMINATION_OFFSET): Likewise.
 200         (REGNO_OK_FOR_INDEX_P): Add parenthesis.
 201         (REGNO_OK_FOR_BASE_P): Likewise.
 202         (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
 203         (REGNO_OK_FOR_DIREG_P): Likewise.
 204         (REG_OK_FOR_INDEX_P): Whitespace.
 205         (REG_OK_FOR_BASE_P): Whitespace.
 206         (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
 207         parenthesis.
 208         (FIND_BASE_TERM): Fix typo.
 209         (LEGITIMIZE_ADDRESS): Wrap in  { .. } while (0) and add parenthesis.
 210         (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
 211         (SYMBOLIC_CONST; Whitespace.
 212         (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in  { .. } while (0) and wrap.
 213         (ENCODE_SECTION_INFO): Whitespace.
 214         (FINALIZE_PIC): Remove do { ... } while (0).
 215         (PROMOTE_MODE): Wrap in do { ... } while (0).
 216         (CONST_COSTS): Whitespace.
 217         (RTX_COSTS): Add paramethesis, whitespace and wrap.
 218         (REGISTER_MOVE_COST): Add parenthesis.
 219         (MEMORY_MOVE_COST): Likewise.
 220         (EXTRA_CC_MODES): Whitespace.
 221         (SELECT_CC_MODE): Add parenthesis and whitespace.
 222         (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
 223         (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
 224         (ASM_OUTPUT_LABEL): Add paramethesis.
 225         (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
 226         (ASM_OUTPUT_REG_POP): Likewise.
 227         (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
 228         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
 229
 230         * config/i386/i386.c: Update copyright.
 231         (CHECK_STACK_LIMIT): Add parenthesis.
 232         (AT_BP): Uppercase macro parameter.
 233         (x86_64_int_parameter_registers): Constify.
 234         (x86_64_int_return_registers): Likewise.
 235         (ix86_compare_op0): Use rtx.
 236         (construct_container): Constify INTREG parameter.
 237         (function_arg): Use rtx.
 238
 239         * diagnostic.h: Update copyright date.
 240         (output_buffer_state): Add parenthesis.
 241         (output_buffer_format_args): Likewise.
 242
 243         * combine.c (combine_instructions): Replace XEXP (links, 0)
 244         with link.
 245
 246 2002-01-06  H.J. Lu <hjl@gnu.org>
 247
 248         * cfgcleanup.c (thread_jump): Fix 2 typos.
 249
 250 2002-01-06  Aldy Hernandez  <aldyh@redhat.com>
 251
 252         * config.gcc: Add support for --enable-altivec.
 253
 254 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 255
 256         * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
 257
 258 2002-01-06  Jakub Jelinek  <jakub@redhat.com>
 259
 260         * objc/objc-act.c (handle_impent): Use assemble_variable to emit
 261         __objc_class_name_*.
 262
 263 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 264
 265         * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
 266
 267 2002-01-06  Richard Henderson  <rth@redhat.com>
 268
 269         * reorg.c (emit_delay_sequence): Remove death notes, not merely
 270         nop them out.  Increment label reference count for REG_LABEL.
 271         (fill_slots_from_thread): Frob label reference count around
 272         delete_related_insns.
 273
 274 2002-01-05  Richard Henderson  <rth@redhat.com>
 275
 276         * cfgcleanup.c (try_forward_edges): Detect infinite loops while
 277         jump threading.
 278
 279 2002-01-05  Richard Henderson  <rth@redhat.com>
 280
 281         * c-decl.c (c_expand_body): Don't call outlining_inline_function.
 282         * integrate.c (output_inline_function): Likewise.
 283         * toplev.c (rest_of_compilation): Do it here instead.  Move call
 284         to remove_unnecessary_notes after emitting abstract instance.
 285         Force an emitted nested function to have its parent emited as well.
 286         * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
 287         for null.
 288         (rtl_for_decl_location): Do not look at reload data structures
 289         before reload has run.
 290
 291 2002-01-05  Kazu Hirata  <kazu@hxi.com>
 292
 293         * cse.c: Fix formatting.
 294         * dwarf2asm.c: Likewise.
 295         * dwarf2out.c: Likewise.
 296         * explow.c: Likewise.
 297         * expmed.c: Likewise.
 298         * function.c: Likewise.
 299         * gcov.c: Likewise.
 300         * gencheck.c: Likewise.
 301         * genrecog.c: Likewise.
 302         * ggc-common.c: Likewise.
 303         * ggc-page.c: Likewise.
 304         * global.c: Likewise.
 305
 306 2002-01-05  Kazu Hirata  <kazu@hxi.com>
 307
 308         * combine.c: Fix formatting.
 309
 310 2002-01-05  Craig Rodrigues  <crodrigu@bbn.com>
 311
 312         PR middle-end/1557
 313         * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
 314
 315 2002-01-05  David Edelsohn  <edelsohn@gnu.org>
 316
 317         * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
 318         as 1 for __powerpc64__ as well.
 319
 320         * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
 321
 322         * alias.c (find_base_value, PLUS/MINUS): If we found a base,
 323         return it.
 324
 325 2002-01-05  Daniel Berlin  <dan@dberlin.org>
 326
 327         * lcm.c: Revert change, due to performance regression it causes on
 328         SPEC because it's slightly more conservative (sigh, I hate
 329         edge-based LCM).
 330
 331 Sat Jan  5 11:52:05 CET 2002  Jan Hubicka  <jh@suse.cz>
 332
 333         * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
 334
 335 2002-01-05  Neil Booth  <neil@daikokuya.demon.co.uk>
 336
 337         * doc/cppinternals.texi: Update.
 338
 339 2002-01-05  Hans-Peter Nilsson  <hp@bitrange.com>
 340
 341         * doc/invoke.texi (Option Summary) <MMIX Options>: Document
 342         -mbranch-predict, -mreg-stack-fill-bug-workaround and their
 343         negatives.
 344         (MMIX Options): Ditto.  Fix item/itemx typo for -mno-zero-extend.
 345         * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
 346         kludge for pre-october-14th mmix versions to handle new-found bug
 347         with PUSHJ/PUSHGO and the register stack.
 348         * config/mmix/mmix.h (struct machine_function): Rename member
 349         has_call_value_without_parameters to has_call_without_parameters.
 350         All referers changed.
 351         (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
 352         TARGET_MASK_BRANCH_PREDICT): New macros.
 353         (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
 354         -mno-reg-stack-fill-bug-workaround.
 355         * config/mmix/mmix.md ("call"): Set struct machine member
 356         has_call_without_parameters.
 357
 358 Sat Jan  5 02:20:22 CET 2002  Jan Hubicka  <jh@suse.cz>
 359
 360         * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
 361
 362 Sat Jan  5 01:35:29 CET 2002  Jan Hubicka  <jh@suse.cz>
 363
 364         * cfgcleanup.c: Include tm_p.h
 365         (mark_effect): Fix handling of hard register; fix handling of SET
 366
 367 2002-01-04  Kazu Hirata  <kazu@hxi.com>
 368
 369         * config/h8300/h8300.md (anonymous patterns): Check that
 370         operands are registers before using REGNO on them.
 371
 372 2002-01-03  Roland McGrath  <roland@frob.com>
 373
 374         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
 375
 376 2002-01-04  Jakub Jelinek  <jakub@redhat.com>
 377
 378         * tree.h (expand_expr_stmt_value): Add maybe_last argument.
 379         * c-common.h (genrtl_expr_stmt_value): Likewise.
 380         * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
 381         (expand_expr_stmt_value): Add maybe_last argument.
 382         Don't warn about statement with no effect if it is the last statement
 383         in expression statement.
 384         * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
 385         (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
 386         expand_expr_stmt_value.
 387         (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
 388         genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
 389         * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
 390         as maybe_last to expand_expr_stmt_value.
 391
 392 Fri Jan  4 11:45:05 2002  Jeffrey A Law  (law@redhat.com)
 393
 394         * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
 395         be passed in, do not build it.
 396         (c_begin_if_stmt): New function.
 397         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
 398         * c-common.h (c_expand_start_cond): Update prototype.
 399         (c_begin_if_stmt): Prototype new function.
 400         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
 401         * c-parse.in (if_prefix): Use c_begin_if_stmt,
 402         c_begin_while_stmt and c_finish_while_stmt_cond.
 403
 404 2002-01-04  William Cohen  <wcohen@redhat.com>
 405
 406         * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
 407         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
 408         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
 409         * config/pa/som.h (ASM_FILE_START): Likewise.
 410
 411 2001-01-04  Daniel Berlin  <dan@cgsoftware.com>
 412
 413         * lcm.c: Include df.h.
 414         Add available_transfer_function prototype.
 415         (compute_available): Rework to use iterative dataflow framework.
 416         (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
 417         with bb_info in df.h
 418         (available_transfer_function): New function.
 419
 420         * Makefile.in (lcm.o): add df.h to dependencies.
 421
 422 2002-01-04  Richard Henderson  <rth@redhat.com>
 423
 424         * config/alpha/alpha.c (some_operand): Accept HIGH.
 425         (input_operand): Likewise; accept simple references to globals.
 426         (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
 427         (alpha_const_double_ok_for_letter_p): Likewise.
 428         (alpha_extra_constraint): Likewise.
 429         (alpha_preferred_reload_class): Likewise.  Do not force
 430         symbolic constants to memory.
 431         (alpha_legitimate_address_p): Accept simple references
 432         to small_symbolic_operand.
 433         (alpha_legitimize_address): New arg scratch.  Be prepared to be
 434         called when no_new_pseudos.  Emit simple symbolic references.
 435         Split integers into low, high, and rest.
 436         (alpha_expand_mov): Use alpha_legitimize_address.
 437         (some_small_symbolic_mem_operand): New.
 438         (split_small_symbolic_mem_operand): New.
 439         * config/alpha/alpha-protos.h: Update.
 440         * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
 441         (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
 442         (EXTRA_CONSTRAINT): Likewise.
 443         (PREFERRED_RELOAD_CLASS): Likewise.
 444         (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
 445         (PREDICATE_CODES): Update.
 446         * config/alpha/alpha.md: New post-reload splitters to convert
 447         simplfied symbolic operands to the form that references $29.
 448         (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
 449         (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
 450
 451 2002-01-03  Richard Henderson  <rth@redhat.com>
 452
 453         * local-alloc.c (function_invariant_p): Update commentary.
 454
 455 2002-01-04  H.J. Lu <hjl@gnu.org>
 456
 457         * toplev.c (rest_of_compilation): Fix a typo when calling
 458         cleanup_cfg.
 459
 460 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 461
 462         * c-common.c: Fix formatting.
 463         * diagnostic.c: Likewise.
 464         * doloop.c: Likewise.
 465         * dwarf2out.c: Likewise.
 466
 467 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 468
 469         * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
 470         of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
 471
 472 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
 473
 474         * cpperror.c: Update comments and copyright.
 475         * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
 476         cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
 477
 478 2002-01-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
 479
 480         * collect2.c (main): Use strcmp when testing for "-shared".
 481
 482 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
 483
 484         * cppmacro.c: Don't include intl.h.  Update comments.
 485         (new_number_token): Allocate enough buffer for 64-bit unsigned
 486         integers; update prototype.
 487         * cppmain.c: Update comments.
 488
 489 2002-01-03  William Cohen  <wcohen@redhat.com>
 490
 491         * function.h (struct function): Add profile.
 492         (current_function_profile): New.
 493         doc/extend.texi: Update documentation.
 494         * final.c (final_start_function): Use current_function_profile
 495         instead of profile_flag.
 496         (profile_after_prologue): Likewise.
 497         * function.c (expand_function_start): Likewise.
 498         (expand_function_start): Likewise.
 499         * config/alpha/alpha.c (direct_call_operand):
 500         (alpha_does_function_need_gp): Likewise.
 501         (alpha_expand_prologue): Likewise.
 502         * config/arm/arm.c (arm_expand_prologue): Likewise.
 503         thumb_expand_prologue: Likewise.
 504         * config/d30v/d30v.c (d30v_stack_info): Likewise.
 505         * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
 506         (fr30_expand_prologue): Likewise.
 507         * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
 508         * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
 509         * config/i386/i386.h (FINALIZE_PIC): Likewise.
 510         * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
 511         * config/i960/i960.c (i960_output_function_prologue): Likewise.
 512         * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
 513         * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
 514         (m32r_expand_prologue): Likewise.
 515         * config/m88k/m88k.c (m88k_layout_frame): Likewise.
 516         (m88k_expand_prologue): Likewise.
 517         * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
 518         * config/mips/mips.c (compute_frame_size): Likewise.
 519         (mips_expand_prologue): Likewise.
 520         (mips_can_use_return_insn): Likewise.
 521         * config/pa/elf.h (ASM_FILE_START): Likewise.
 522         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
 523         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
 524         * config/pa/som.h (ASM_FILE_START): Likewise.
 525         * config/romp/romp.c (romp_using_r14): Likewise.
 526         * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
 527         (rs6000_stack_info): Likewise.
 528         * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
 529         * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
 530         * config/v850/v850.c (compute_register_save_size): Likewise.
 531
 532 2002-01-03  Jakub Jelinek  <jakub@redhat.com>
 533
 534         * simplify-rtx.c (simplify_binary_operation) [DIV]: If
 535         gen_lowpart_common fails, use gen_lowpart_SUBREG.
 536
 537 2002-01-03  Turly O'Connor  <turly@apple.com>
 538
 539         * darwin.c (machopic_output_possible_stub_label): Don't generate
 540         stub routines for pseudo-stubs which we've just defined.
 541
 542 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 543
 544         * builtins.c: Fix formatting.
 545         * c-typeck.c: Likewise.
 546         * combine.c: Likewise.
 547         * expr.c: Likewise.
 548         * loop.c: Likewise.
 549
 550 2002-01-03  Andreas Schwab  <schwab@suse.de>
 551
 552         * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
 553         and return true if _cpp_push_next_buffer pushed a new include
 554         file.
 555         * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
 556         _cpp_pop_file_buffer did not push a new file.
 557         * cpphash.h (_cpp_pop_file_buffer): Update declaration.
 558
 559 2002-01-02  Eric Christopher  <echristo@redhat.com>
 560
 561         * final.c (final_scan_insn): Change 0 -> NULL_RTX in
 562         FIND_REG_INC_NOTE call. Update copyright.
 563         * loop.c (canonicalize_condition): Ditto.
 564         * reorg.c (delete_scheduled_jump): Ditto.
 565
 566 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 567
 568         * gcse.c: Fix formatting.
 569
 570 2002-01-03  Graham Stott  <grahams@redhat.com>
 571
 572         * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
 573         forward defs for struct tags rtx_def, union_tree, rtvec_def
 574         also output corresponding typedefs for rtx, tree, and rtvec.
 575
 576         * system.h: Move forward defs for struct tags rtx_def, union_tree,
 577         rtvec_def along with corresponding typedefs for rtx, tree, and
 578         rtvec to config.h, hconfig.h, tconfig.h.
 579
 580 2002-01-03  Graham Stott  <grahams@redhat.com>
 581
 582         * tree.h: Update copyright date.
 583         (IS_EXPR_CODE_CLASS): Add parenthesis.
 584         (TREE_SET_CODE): Add whitespace.
 585         (TREE_CHECK): Add parenthesis.
 586         (TREE_CLASS_CODE): Add parenthesis and wrap long line.
 587         (CST_OR_CONSTRUCTOR_CHECK):
 588         (EXPR_CHECK): Add parenthis, whitespace and wrap line.
 589         (TREE_SYMBOL_REFERENCED): Whitespace.
 590         (INT_CST_LT): Likewise.
 591         (INT_CST_LT_UNSIGNED): Likewise.
 592         (tree_real_cst): Unwrap comment.
 593         (tree_string): Likewise.
 594         (tree_complex): Likewise.
 595         (IDENTIFIER_POINTER): correct cast.
 596         (SAVE_EXPR_CONTEXT): Whitespace.
 597         (EXPR_WFL_FILENAME_NODE): Likewise.
 598         (EXPR_WFL_FILENAME): Remove parenthesis.
 599         (DECL_ORIGIN): Add parenthesis.
 600         (DECL_FROM_INLINE): Use NULL_TREE.
 601         (build_int_2): Whitespace.
 602         (build_type_variant): Add parenthesis.
 603
 604         * gcc/jcf-parse.c: Update copyright date.
 605         (yyparse): Constify resource_filename.
 606
 607 2002-01-03  Graham Stott  <grahams@redhat.com>
 608
 609         * rtl.h: Update copyright date.
 610         (RTL_CHECK1): Wrap long line.
 611         (RTL_CHECK2): Likewise.
 612         (RTL_CHECKC1): Wrap long line and whitespace.
 613         (RTL_CHECKC2): Likewise.
 614         (XWINT): Whitespace.
 615         (XINT): Likewise.
 616         (XSTR): Likewise.
 617         (XEXP): Likewise.
 618         (XVEC): Likewise.
 619         (XMODE): Likewise.
 620         (XBITMAP): Likewise.
 621         (XTREE): Likewise.
 622         (XBBDEF): Likewise.
 623         (XTMPL): Likewise.
 624         (X0WINT): Likewise.
 625         (X0INT):Likewise.
 626         (X0UINT): Likewise.
 627         (X0STR): Likewise.
 628         (X0EXP): Likewise.
 629         (X0VEC): Likewise.
 630         (X0MODE): Likewise.
 631         (X0BITMAP): Likewise.
 632         (X0TREE): Likewise.
 633         (X0BBDEF): Likewise.
 634         (X0ADVFLAGS): Likewise.
 635         (X0CSELIB): Likewise.
 636         (X0MEMATTR): Likewise.
 637         (XCWINT): Likewise.
 638         (XCINT): Likewise.
 639         (XCUINT): Likewise.
 640         (XCSTR): Likewise.
 641         (XCEXP): Likewise.
 642         (XCVEC): Likewise.
 643         (XCMODE): Likewise.
 644         (XCBITMAP): Likewise.
 645         (XCTREE): Likewise.
 646         (XCBBDEF): Likewise.
 647         (XCADVFLAGS): Likewise.
 648         (XCCSELIB): Likewise.
 649         (XC2EXP): Likewise.
 650         (INSN_UID): Likewise.
 651         (PREV_INSN): Likewise.
 652         (PATTERN): Likewise.
 653         (INSN_CODE): Likewise.
 654         (PUT_REG_NOTE_KIND): Likewise.
 655         (CODE_LABEL_NUMBER): Likewise.
 656         (NOTE_SOURCE_FILE): Likewise.
 657         (NOTE_BLOCK): Likewise.
 658         (NOTE_EH_HANDLER): Likewise.
 659         (NOTE_RANGE_INFO): Likewise.
 660         (NOTE_LIVE_INFO): Likewise.
 661         (NOTE_BASIC_BLOCK): Likewise.
 662         (NOTE_EXPECTED_VALUE): Likewise.
 663         (NOTE_LINE_NUMBER): Likewise.
 664         (LABEL_NAME): Likewise.
 665         (LABEL_NUSES): Likewise.
 666         (LABEL_ALTERNATE_NAME): Likewise.
 667         (ADDRESSOF_DECL): Likewise.
 668         (JUMP_LABEL): Likewise.
 669         (LABEL_NEXTREF): Likewise.
 670         (REGNO): Likewise.
 671         (ORIGINAL_REGNO: Likewise.
 672         (HARD_REGISTER_NUM_P): Add parenthesis.
 673         (SUBREG_REG): Whitespace.
 674         (SUBREG_BYTE): Likewise.
 675         (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
 676         (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
 677         (ASM_OPERANDS_OUTPUT_IDX): Likewise.
 678         (ASM_OPERANDS_INPUT_VEC): Likewise.
 679         (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
 680         (ASM_OPERANDS_INPUT): Likewise.
 681         (ASM_OPERANDS_INPUT_LENGTH): Likewise.
 682         (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
 683         (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
 684         (ASM_OPERANDS_INPUT_MODE): Likewise.
 685         (ASM_OPERANDS_SOURCE_FILE): Likewise.
 686         (ASM_OPERANDS_SOURCE_LINE): Likewise.
 687         (MEM_SET_IN_STRUCT_P): Minor reformat.
 688         (TRAP_CONDITION): Whitespace.
 689         (TRAP_CODE): Likewise.
 690         (COND_EXEC_TEST): Likewise.
 691         (COND_EXEC_CODE): Likewise.
 692         (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
 693         (PHI_NODE_P): Add parenthesis.
 694         (plus_constant): Whitespace and add parenthesis.
 695
 696 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 697
 698         * config/avr/avr.c: Fix comment typos.
 699         * config/c4x/c4x.md: Likewise.
 700         * config/dsp16xx/dsp16xx.h: Likewise.
 701         * config/dsp16xx/dsp16xx.md: Likewise.
 702         * config/i386/i386.md: Likewise.
 703         * config/ia64/ia64.c: Likewise.
 704         * config/m32r/m32r.h: Likewise.
 705         * config/m68hc11/m68hc11.md: Likewise.
 706         * config/mmix/mmix.c: Likewise.
 707         * config/mn10200/mn10200.c: Likewise.
 708         * config/romp/romp.c: Likewise.
 709         * config/sh/sh.c: Likewise.
 710         * config/stormy16/stormy16.c: Likewise.
 711         * config/stormy16/stormy16.h: Likewise.
 712         * config/stormy16/stormy16.md: Likewise.
 713
 714 2002-01-03  Graham Stott  <grahams@redhat.com>
 715
 716         * loop.h: Update copyright date.
 717         (LOOP_MOVABLES): Fix typo.
 718         (LOOP_REGS): Likewise.
 719         (LOOP_IVS): Likewise.
 720
 721 2002-01-03  Graham Stott  <grahams@redhat.com>
 722
 723         * cppinit.c: Update copyright date.
 724         Don't include output.h
 725         * Makefile.in: Update copyright date.
 726         Update dependency.
 727
 728 2002-01-02  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 729
 730         PR c/5226
 731         * invoke.texi (-mthreads): Remove from documented RS/6000 options.
 732         (-pthread) Add to RS/6000 options.
 733
 734 2002-01-02  Kazu Hirata  <kazu@hxi.com>
 735
 736         * except.c: Fix comment typos.
 737         * loop.c: Likewise.
 738         * varasm.c: Likewise.
 739         * doc/tm.texi: Fix a typo.
 740
 741 2002-01-02  Jakub Jelinek  <jakub@redhat.com>
 742
 743         * c-typeck.c (output_init_element): Allow initializing static storage
 744         duration objects with compound literals.
 745
 746 2002-01-02  Richard Henderson  <rth@redhat.com>
 747
 748         * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
 749         after abusing it.
 750
 751 2002-01-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 752
 753         * gcc.c (default_compilers): Const-ify.
 754         * mips-tdump.c (stab_names): Likewise.
 755         * mips-tfile.c (map_coff_types, map_coff_storage,
 756         map_coff_sym_type, map_coff_derived_type, stabs_symbol,
 757         pseudo_ops_t, pseudo_ops): Likewise.
 758         * protoize.c (default_include): Likewise
 759
 760         * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
 761         (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
 762         Add array size in declaration.
 763         (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
 764         emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
 765         esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
 766         etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
 767         eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
 768         efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
 769         c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
 770         emtens, make_nan): Const-ify.
 771         (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
 772         DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
 773
 774 2002-01-02  Joseph S. Myers  <jsm28@cam.ac.uk>
 775
 776         * config.gcc (ia64-*-*): Set extra_headers.
 777         (alpha*-dec-osf*): Likewise.  Don't use alpha/t-osf.
 778         * config/alpha/t-osf: Remove.
 779         * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
 780
 781 2002-01-02  David Edelsohn  <edelsohn@gnu.org>
 782
 783         * config/rs6000/t-aix43: Revert previous change.
 784
 785 2002-01-02  Jason Merrill  <jason@redhat.com>
 786
 787         * c-decl.c (c_expand_body): Call outlining_inline_function when
 788         emitting an inline function out of line.
 789
 790 2002-01-02  Richard Henderson  <rth@redhat.com>
 791
 792         * dwarf2out.c (limbo_die_node): Add created_for member.
 793         (new_die): New argument created_for.  Update all callers.
 794         (mark_limbo_die_list): New.
 795         (dwarf2out_init): Register limbo_die_list as a root.
 796         (dwarf2out_finish): Force insert limbo dies into their function
 797         context.
 798
 799 2002-01-02  Nathan Sidwell  <nathan@codesourcery.com>
 800
 801         PR c++/5089
 802         * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
 803
 804 2002-01-02  Kazu Hirata  <kazu@hxi.com>
 805
 806         * config/h8300/fixunssfsi.c: Update copyright.
 807         Fix comment typos.
 808         Fix formatting.
 809         * config/h8300/h8300.c: Update copyright.
 810         Eliminate warnings.
 811
 812 2002-01-02  Kazu Hirata  <kazu@hxi.com>
 813
 814         * config/romp/romp.c: Fix comment formatting.
 815         * config/romp/romp.h: Likewise.
 816         * config/romp/romp.md: Likewise.
 817         * config/s390/s390.c: Likewise.
 818         * config/stormy16/stormy16.c: Likewise.
 819         * config/stormy16/stormy16.h: Likewise.
 820
 821 2002-01-02  Alexandre Oliva  <aoliva@redhat.com>
 822
 823         * c-common.h (genrtl_expr_stmt_value): Declare.
 824         * c-semantics.c (genrtl_goto_stmt): Redirect to...
 825         (genrtl_goto_stmt_value): ... this new function.  Pass new
 826         argument down to expand_expr_stmt_value, taking
 827         TREE_ADDRESSABLE into account.
 828         * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
 829         STMT_EXPR as addressable, i.e., one whose result we want.
 830         * expr.c (expand_expr): Don't save expression statement value
 831         of labeled_blocks or loop_exprs.
 832         * stmt.c (expand_expr_stmt): Redirect to...
 833         (expand_expr_stmt_value): ... this new function.  Use new
 834         argument to tell whether to save expression value.
 835         (expand_end_stmt_expr): Reset last_expr_type and
 836         last_expr_value if we don't have either.
 837         * tree-inline.c (declare_return_variable): Mark its use
 838         statement as addressable.
 839         * tree.h: Document new use of TREE_ADDRESSABLE.
 840         (expand_expr_stmt_value): Declare.
 841
 842 2002-01-01  Tom Rix  <trix@redhat.com>
 843
 844         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
 845         rs6000_emit_allocate_stack.
 846
 847 2002-01-01  Joseph S. Myers  <jsm28@cam.ac.uk>
 848
 849         * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
 850         ${srcdir}/ginclude/ to every entry in extra_headers.
 851         * configure: Regenerate.
 852         * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
 853         * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
 854         * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
 855         * ginclude/proto.h: Rename to config/convex/proto.h.
 856
 857 Tue Jan  1 17:12:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 858
 859         * attribs.c (handle_vector_size_attribute): Use host_integerp
 860         and tree_int_cst; remove warnings.
 861         * caller-save.c (insert_restore): Add cast to get rid of warning.
 862         (insert_save): Likewise.
 863         * emit-rtl.c (adjust_address_1, offset_address): Likewise.
 864         * regmove.c (find_matches): Add temporary var to kill a warning.
 865
 866 2002-01-01  Douglas B Rupp  <rupp@gnat.com>
 867
 868         * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
 869         LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
 870         * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
 871         (vms-dwarf2eh.o): Add Makefile rule.
 872         * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
 873         * config/alpha/vms-dwarf2eh.asm: New file.
 874
 875         * gcc.c (delete_if_ordinary): Delete all versions.
 876
 877 2002-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
 878
 879         * config/mmix/mmix.md: Update FIXME to not mention
 880         define_constants.
 881         (MMIX_rJ_REGNUM): New define_constants constant.
 882         ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
 883         "*movdicc_real"): Adjust contraints formatting.
 884         ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
 885         for branch prediction.
 886         ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
 887         output template.
 888         ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
 889         "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
 890         number.  Delete related FIXMEs.
 891         * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
 892         from number to MMIX_rJ_REGNUM.
 893         (TARGET_MASK_BRANCH_PREDICT): New.
 894         (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
 895         (TARGET_SWITCHES): Update comment.  Correct -mno-toplevel-symbols
 896         value.  Add -mbranch-predict and -mno-branch-predict.
 897         (TARGET_VERSION): Drop date.
 898         (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
 899         * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
 900         for finding out global symbols.
 901         (mmix_asm_output_labelref): Revert condition for global symbol.
 902         (mmix_print_operand): <case '+'>: Emit P for a likely branch.
 903         (mmix_print_operand_punct_valid_p): A '+' is valid.
 904
 905 See ChangeLog.6 for earlier changes.