gcc/ChangeLog

   1 2002-01-09  Richard Henderson  <rth@redhat.com>
   2
   3         * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
   4         (copyprop_hardreg_forward_1): Likewise.
   5
   6 2002-01-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>
   7
   8         * pa.md (decrement_and_branch_until_zero): Change predicate for
   9         operand 0 from register_operand to reg_or_nonsymb_mem_operand.
  10
  11 2002-01-09  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
  12
  13         * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
  14         gets undefined. For Darwin.
  15
  16 2002-01-09  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
  17
  18         * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
  19
  20 2002-01-09  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
  21
  22         * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
  23
  24 2002-01-08  Richard Henderson  <rth@redhat.com>
  25
  26         * regrename.c (copy_value): Ignore overlapping copies.
  27
  28 2002-01-08  Richard Henderson  <rth@redhat.com>
  29
  30         * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
  31         as needed to avoid shared structure.
  32
  33 2002-01-08  Kazu Hirata  <kazu@hxi.com>
  34
  35         * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
  36         H8/300H and H8/S.
  37
  38 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
  39
  40         * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
  41         LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
  42         documentation of obsolete macros.
  43         * system.h: Poison these macros.
  44         * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
  45         config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
  46         config/c4x/c4x.h, config/clipper/clipper.h,
  47         config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
  48         config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
  49         config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
  50         config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
  51         config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
  52         config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
  53         config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
  54         config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
  55         config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
  56         config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
  57         config/sparc/sparc.h, config/stormy16/stormy16.h,
  58         config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
  59         definitions and commented out definitions of obsolete macros.
  60         * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
  61         of MAX_INT_TYPE_SIZE.
  62
  63 2002-01-08  Ulrich Weigand  <uweigand@de.ibm.com>
  64
  65         * config/s390/s390.c (s390_preferred_reload_class): Never
  66         return ADDR_REGS if it isn't a subset of the given class.
  67         * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
  68         FP_REGS, but all superclasses as well.
  69
  70         * config/s390/s390.c (s390_function_profiler): Fix thinko.
  71
  72         * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
  73         cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
  74         must not be a const_int.
  75
  76 2002-01-08  Richard Henderson  <rth@redhat.com>
  77
  78         * Makefile.in (toplev.o): Depend on options.h.
  79         (gcc.o): Depend on specs.h.
  80
  81 2002-01-08  Jakub Jelinek  <jakub@redhat.com>
  82
  83         * expr.c (store_expr): Convert VOIDmode constants back to target's
  84         mode.
  85
  86 2002-01-08  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
  87
  88         * doc/invoke.texi: Markup gcc as @command.  Refer to
  89         http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
  90         of http://gcc.gnu.org/thanks.html.
  91
  92 2002-01-08  Dale Johannesen  <dalej@apple.com>
  93
  94         * config/rs6000/rs6000.md: Add missing int register
  95         target case to movdf_low.
  96
  97 2002-01-08  Zack Weinberg  <zack@codesourcery.com>
  98
  99         * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
 100         except.h.  Remove commands to define USING_SJLJ_EXCEPTIONS.
 101         (cppinit.o): Depend on except.h.
 102         (gencheck.h, options.h, specs.h, s-gencheck, s-options,
 103         s-specs): New rules.
 104
 105         * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
 106         Don't create specs.h/options.h/gencheck.h here.  Remove
 107         unnecessary variable settings from last argument of AC_OUTPUT.
 108         * config.in, configure: Regenerate.
 109         * intl.c: Hardcode package name as "gcc".
 110
 111         * cppinit.c: Include except.h.
 112         (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
 113         appropriate.
 114         * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
 115         Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
 116         (!)USING_SJLJ_EXCEPTIONS.
 117         * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
 118
 119 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
 120
 121         * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
 122         ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
 123         OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
 124         documentation of obsolete macros.
 125         * system.h: Poison these macros.
 126         * config/d30v/d30v.h, config/ns32k/encore.h,
 127         config/stormy16/stormy16.h: Remove definitions and commented out
 128         definitions of obsolete macros.
 129
 130 Tue Jan  8 15:56:41 2002  Nicola Pero  <nicola@brainstorm.co.uk>
 131
 132         * objc/objc-act.c (handle_class_ref): Mark the declaration of
 133         %sobjc_class_ref_%s as used - to prevent unwanted compiler
 134         warnings.
 135
 136 2002-01-08  Ulrich Weigand  <uweigand@de.ibm.com>
 137
 138         * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
 139         * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
 140         to insn adjusting stack/frame pointer.
 141         * config/s390/s390.md (reload_la_64, reload_la_31): Do not
 142         accept operands that cause the insn to be non-splittable.
 143
 144 2002-01-08  Graham Stott  <grahams@redhat.com>
 145
 146         * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
 147         (C_TYPE_FIELDS_VOLATILE): Likewise.
 148         (C_TYPE_BEING_DEFINED): Likewise.
 149         (C_IS_RESERVED_WORD): Likewise.
 150         (C_TYPE_VARIABLE_SIZE): Likewise.
 151         (C_DECL_VARIABLE_SIZE): Likewise.
 152         (C_MISSING_PROTOTYPE_WARNED): Likewise.
 153         (C_SET_EXP_ORIGINAL_CODE): Likewise.
 154         (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
 155         parenthesis.
 156         (C_DECL_ANTICIPATED): Likewise.
 157         (c_build_type_variant): Add parenthesis.
 158
 159 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
 160
 161         * gcc.c (option_map): Remove --version.
 162         (process_command): Handle -fversion following the GNU Coding
 163         Standards.  Partially addresses PR other/704.
 164
 165 2002-01-08  Graham Stott  <grahams@redhat.com>
 166
 167         * combine.c (combine_instructions): Fix typo.
 168
 169 2002-01-08  Graham Stott  <grahams@redhat.com>
 170
 171         * debug.h: Use "tree" and "rtx" throughout.
 172
 173         * debug.c: Likewise.
 174
 175 2002-01-08  Nick Clifton  <nickc@cambridge.redhat.com>
 176
 177         * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
 178         constant pool, use the pool's version of the symbol instead.
 179
 180 2002-01-07  Richard Henderson  <rth@redhat.com>
 181
 182         * regrename.c (find_oldest_value_reg): Ignore the value chain if
 183         the original register was copied in a mode with a fewer number of
 184         hard registers than the desired mode.
 185         (copyprop_hardreg_forward_1): Likewise.
 186         (debug_value_data): Fix loop test.
 187         * toplev.c (parse_options_and_default_flags): Reenable
 188         -fcprop-registers at -O1.
 189
 190 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
 191
 192         * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
 193         (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
 194
 195         * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
 196         predicates.
 197
 198         * config/rs6000/rs6000.md: Add altivec predicate patterns.
 199
 200 2002-01-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
 201
 202         * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
 203         (pa_output_function_prologue): Output local label at the beginning of
 204         the prologue when profiling.
 205         (hppa_profile_hook): Use the local label rather than the function label.
 206         * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
 207
 208 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
 209
 210         * config/rs6000/rs6000.c (print_operand): Remove extra space.
 211         (altivec_expand_unop_builtin): Fix thinko.
 212         (altivec_expand_binop_builtin): Same.
 213         (altivec_expand_ternop_builtin): Same.
 214         (altivec_expand_builtin): Same.
 215
 216 2002-01-07  Richard Henderson  <rth@redhat.com>
 217
 218         * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
 219
 220 2002-01-07  Jason Merrill  <jason@redhat.com>
 221
 222         * unwind-dw2.c (execute_cfa_program): Use < again.
 223
 224 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
 225
 226         * predict.c (combine_predictions_for_insn): Avoid division by zero.
 227
 228 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
 229
 230         * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
 231         Don't allow -1 - x -> ~x simplifications in the first pass.
 232
 233 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
 234
 235         * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
 236         arguments.
 237         (altivec_expand_binop_builtin): Same.
 238         (altivec_expand_unop_builtin): Same.
 239         (print_operand): Fix typo.
 240         (bdesc_1arg): Add vupk* variants.
 241
 242         * rs6000.h (rs6000_builtins): Add vupk* enums.
 243
 244         * rs6000.md: Add altivec_vupk* variants.
 245
 246 2002-01-07  Joseph S. Myers  <jsm28@cam.ac.uk>
 247
 248         * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
 249         doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
 250         and last update dates.
 251
 252 2002-01-07  Janis Johnson  <janis187@us.ibm.com>
 253
 254         * doc/rtl.texi (Flags): Clean up documentation of RTL flags
 255
 256 2002-01-07  Marek Michalkiewicz  <marekm@amelek.gda.pl>
 257
 258         * config/avr/avr.c (avr_mcu_types): Add new MCU types.
 259         * config/avr/avr.h (CPP_SPEC): Likewise.
 260         (LINK_SPEC): Likewise.
 261         (CRT_BINUTILS_SPECS): Likewise.
 262         * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
 263         * doc/invoke.texi (AVR Options): Document them.
 264
 265 Mon Jan  7 11:59:34 CET 2002  Jan Hubicka  <jh@suse.cz>
 266
 267         * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
 268         LABEL_NUSES.
 269
 270 2002-01-07  Graham Stott  <grahams@redhat.com>
 271
 272         * config/i386/i386.h: Update copyright date.
 273         (HALF_PIC_PTR): Add parenthesis.
 274         (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
 275         (CONSTANT_ALIGNMENT): Add parenthesis.
 276         (DATA_ALIGNMENT): Likewise.
 277         (LOCAL_ALIGNMENT): Likewise.
 278         (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
 279         (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
 280         (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
 281         (HARD_REGNO_NREGS): Add paranethesis.
 282         (VALID_SSE_REG_MODE): Whitespace.
 283         (VALID_MMX_REG_MODE): Whitespace.
 284         (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
 285         (ix86_hard_regno_mode_ok): Add parenthesis.
 286         (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
 287         (RETURN_IN_MEMORY): Whitespace.
 288         (N_REG_CLASSES): Add parenthesis.
 289         (INTEGER_CLASS_P): Add parenthesis and wrap.
 290         (FLOAT_CLASS_P): Likewise.
 291         (SSE_CLASS_P): Likewise.
 292         (MMX_CLASS_P): Likewise.
 293         (MAYBE_INTEGER_CLASS_P): Likewise.
 294         (MAYBE_FLOAT_CLASS_P): Likewise.
 295         (MAYBE_SSE_CLASS_P): Likewise.
 296         (MAYBE_MMX_CLASS_P): Likewise.
 297         (Q_CLASS_P): Likewise.
 298         (GENERAL_REGNO_P): Uppercase macro parameter.
 299         (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
 300         (FP_REGNO_P): Likewise.
 301         (ANY_FP_REGNO_P): Uppercase macro parameter.
 302         (SSE_REGNO_P): Likewise.
 303         (SSE_REGNO): Likewise.
 304         (SSE_REG_P): Likewise.
 305         (SSE_FLOAT_MODE_P): Likewise.
 306         (MMX_REGNO_P): Likewise.
 307         (MMX_REG_P):Likewise.
 308         (STACK_REG_P): Likewise.
 309         (NON_STACK_REG_P): Likewise.
 310         (STACK_TOP_P): Likewise.
 311         (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
 312         (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
 313         (SECONDARY_MEMORY_NEEDED): Likewise.
 314         (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
 315         (MD_ASM_CLOBBERS): Whitespace and wrap.
 316         (MUST_PASS_IN_STACK): Whitespace and wrap.
 317         (RETURN_POPS_ARGS): Add parenthesis.
 318         (INIT_CUMULATIVE_ARGS): Likewise.
 319         (FUNCTION_ARG): Likewise.
 320         (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
 321         (SETUP_INCOMING_VARARGS): Likewise.
 322         (BUILD_VA_LIST_TYPE):  Add parenthesis.
 323         (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
 324         parenthsis.
 325         (EXPAND_BUILTIN_VA_ARG): Likewise.
 326         (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
 327         (INITIALIZE_TRAMPOLINE): Add parenthesis.
 328         (INITIAL_ELIMINATION_OFFSET): Likewise.
 329         (REGNO_OK_FOR_INDEX_P): Add parenthesis.
 330         (REGNO_OK_FOR_BASE_P): Likewise.
 331         (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
 332         (REGNO_OK_FOR_DIREG_P): Likewise.
 333         (REG_OK_FOR_INDEX_P): Whitespace.
 334         (REG_OK_FOR_BASE_P): Whitespace.
 335         (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
 336         parenthesis.
 337         (FIND_BASE_TERM): Fix typo.
 338         (LEGITIMIZE_ADDRESS): Wrap in  { .. } while (0) and add parenthesis.
 339         (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
 340         (SYMBOLIC_CONST; Whitespace.
 341         (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in  { .. } while (0) and wrap.
 342         (ENCODE_SECTION_INFO): Whitespace.
 343         (FINALIZE_PIC): Remove do { ... } while (0).
 344         (PROMOTE_MODE): Wrap in do { ... } while (0).
 345         (CONST_COSTS): Whitespace.
 346         (RTX_COSTS): Add paramethesis, whitespace and wrap.
 347         (REGISTER_MOVE_COST): Add parenthesis.
 348         (MEMORY_MOVE_COST): Likewise.
 349         (EXTRA_CC_MODES): Whitespace.
 350         (SELECT_CC_MODE): Add parenthesis and whitespace.
 351         (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
 352         (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
 353         (ASM_OUTPUT_LABEL): Add paramethesis.
 354         (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
 355         (ASM_OUTPUT_REG_POP): Likewise.
 356         (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
 357         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
 358
 359         * config/i386/i386.c: Update copyright.
 360         (CHECK_STACK_LIMIT): Add parenthesis.
 361         (AT_BP): Uppercase macro parameter.
 362         (x86_64_int_parameter_registers): Constify.
 363         (x86_64_int_return_registers): Likewise.
 364         (ix86_compare_op0): Use rtx.
 365         (construct_container): Constify INTREG parameter.
 366         (function_arg): Use rtx.
 367
 368         * diagnostic.h: Update copyright date.
 369         (output_buffer_state): Add parenthesis.
 370         (output_buffer_format_args): Likewise.
 371
 372         * combine.c (combine_instructions): Replace XEXP (links, 0)
 373         with link.
 374
 375 2002-01-06  H.J. Lu <hjl@gnu.org>
 376
 377         * cfgcleanup.c (thread_jump): Fix 2 typos.
 378
 379 2002-01-06  Aldy Hernandez  <aldyh@redhat.com>
 380
 381         * config.gcc: Add support for --enable-altivec.
 382
 383 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 384
 385         * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
 386
 387 2002-01-06  Jakub Jelinek  <jakub@redhat.com>
 388
 389         * objc/objc-act.c (handle_impent): Use assemble_variable to emit
 390         __objc_class_name_*.
 391
 392 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 393
 394         * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
 395
 396 2002-01-06  Richard Henderson  <rth@redhat.com>
 397
 398         * reorg.c (emit_delay_sequence): Remove death notes, not merely
 399         nop them out.  Increment label reference count for REG_LABEL.
 400         (fill_slots_from_thread): Frob label reference count around
 401         delete_related_insns.
 402
 403 2002-01-05  Richard Henderson  <rth@redhat.com>
 404
 405         * cfgcleanup.c (try_forward_edges): Detect infinite loops while
 406         jump threading.
 407
 408 2002-01-05  Richard Henderson  <rth@redhat.com>
 409
 410         * c-decl.c (c_expand_body): Don't call outlining_inline_function.
 411         * integrate.c (output_inline_function): Likewise.
 412         * toplev.c (rest_of_compilation): Do it here instead.  Move call
 413         to remove_unnecessary_notes after emitting abstract instance.
 414         Force an emitted nested function to have its parent emited as well.
 415         * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
 416         for null.
 417         (rtl_for_decl_location): Do not look at reload data structures
 418         before reload has run.
 419
 420 2002-01-05  Kazu Hirata  <kazu@hxi.com>
 421
 422         * cse.c: Fix formatting.
 423         * dwarf2asm.c: Likewise.
 424         * dwarf2out.c: Likewise.
 425         * explow.c: Likewise.
 426         * expmed.c: Likewise.
 427         * function.c: Likewise.
 428         * gcov.c: Likewise.
 429         * gencheck.c: Likewise.
 430         * genrecog.c: Likewise.
 431         * ggc-common.c: Likewise.
 432         * ggc-page.c: Likewise.
 433         * global.c: Likewise.
 434
 435 2002-01-05  Kazu Hirata  <kazu@hxi.com>
 436
 437         * combine.c: Fix formatting.
 438
 439 2002-01-05  Craig Rodrigues  <crodrigu@bbn.com>
 440
 441         PR middle-end/1557
 442         * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
 443
 444 2002-01-05  David Edelsohn  <edelsohn@gnu.org>
 445
 446         * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
 447         as 1 for __powerpc64__ as well.
 448
 449         * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
 450
 451         * alias.c (find_base_value, PLUS/MINUS): If we found a base,
 452         return it.
 453
 454 2002-01-05  Daniel Berlin  <dan@dberlin.org>
 455
 456         * lcm.c: Revert change, due to performance regression it causes on
 457         SPEC because it's slightly more conservative (sigh, I hate
 458         edge-based LCM).
 459
 460 Sat Jan  5 11:52:05 CET 2002  Jan Hubicka  <jh@suse.cz>
 461
 462         * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
 463
 464 2002-01-05  Neil Booth  <neil@daikokuya.demon.co.uk>
 465
 466         * doc/cppinternals.texi: Update.
 467
 468 2002-01-05  Hans-Peter Nilsson  <hp@bitrange.com>
 469
 470         * doc/invoke.texi (Option Summary) <MMIX Options>: Document
 471         -mbranch-predict, -mreg-stack-fill-bug-workaround and their
 472         negatives.
 473         (MMIX Options): Ditto.  Fix item/itemx typo for -mno-zero-extend.
 474         * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
 475         kludge for pre-october-14th mmix versions to handle new-found bug
 476         with PUSHJ/PUSHGO and the register stack.
 477         * config/mmix/mmix.h (struct machine_function): Rename member
 478         has_call_value_without_parameters to has_call_without_parameters.
 479         All referers changed.
 480         (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
 481         TARGET_MASK_BRANCH_PREDICT): New macros.
 482         (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
 483         -mno-reg-stack-fill-bug-workaround.
 484         * config/mmix/mmix.md ("call"): Set struct machine member
 485         has_call_without_parameters.
 486
 487 Sat Jan  5 02:20:22 CET 2002  Jan Hubicka  <jh@suse.cz>
 488
 489         * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
 490
 491 Sat Jan  5 01:35:29 CET 2002  Jan Hubicka  <jh@suse.cz>
 492
 493         * cfgcleanup.c: Include tm_p.h
 494         (mark_effect): Fix handling of hard register; fix handling of SET
 495
 496 2002-01-04  Kazu Hirata  <kazu@hxi.com>
 497
 498         * config/h8300/h8300.md (anonymous patterns): Check that
 499         operands are registers before using REGNO on them.
 500
 501 2002-01-03  Roland McGrath  <roland@frob.com>
 502
 503         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
 504
 505 2002-01-04  Jakub Jelinek  <jakub@redhat.com>
 506
 507         * tree.h (expand_expr_stmt_value): Add maybe_last argument.
 508         * c-common.h (genrtl_expr_stmt_value): Likewise.
 509         * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
 510         (expand_expr_stmt_value): Add maybe_last argument.
 511         Don't warn about statement with no effect if it is the last statement
 512         in expression statement.
 513         * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
 514         (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
 515         expand_expr_stmt_value.
 516         (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
 517         genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
 518         * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
 519         as maybe_last to expand_expr_stmt_value.
 520
 521 Fri Jan  4 11:45:05 2002  Jeffrey A Law  (law@redhat.com)
 522
 523         * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
 524         be passed in, do not build it.
 525         (c_begin_if_stmt): New function.
 526         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
 527         * c-common.h (c_expand_start_cond): Update prototype.
 528         (c_begin_if_stmt): Prototype new function.
 529         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
 530         * c-parse.in (if_prefix): Use c_begin_if_stmt,
 531         c_begin_while_stmt and c_finish_while_stmt_cond.
 532
 533 2002-01-04  William Cohen  <wcohen@redhat.com>
 534
 535         * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
 536         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
 537         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
 538         * config/pa/som.h (ASM_FILE_START): Likewise.
 539
 540 2001-01-04  Daniel Berlin  <dan@cgsoftware.com>
 541
 542         * lcm.c: Include df.h.
 543         Add available_transfer_function prototype.
 544         (compute_available): Rework to use iterative dataflow framework.
 545         (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
 546         with bb_info in df.h
 547         (available_transfer_function): New function.
 548
 549         * Makefile.in (lcm.o): add df.h to dependencies.
 550
 551 2002-01-04  Richard Henderson  <rth@redhat.com>
 552
 553         * config/alpha/alpha.c (some_operand): Accept HIGH.
 554         (input_operand): Likewise; accept simple references to globals.
 555         (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
 556         (alpha_const_double_ok_for_letter_p): Likewise.
 557         (alpha_extra_constraint): Likewise.
 558         (alpha_preferred_reload_class): Likewise.  Do not force
 559         symbolic constants to memory.
 560         (alpha_legitimate_address_p): Accept simple references
 561         to small_symbolic_operand.
 562         (alpha_legitimize_address): New arg scratch.  Be prepared to be
 563         called when no_new_pseudos.  Emit simple symbolic references.
 564         Split integers into low, high, and rest.
 565         (alpha_expand_mov): Use alpha_legitimize_address.
 566         (some_small_symbolic_mem_operand): New.
 567         (split_small_symbolic_mem_operand): New.
 568         * config/alpha/alpha-protos.h: Update.
 569         * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
 570         (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
 571         (EXTRA_CONSTRAINT): Likewise.
 572         (PREFERRED_RELOAD_CLASS): Likewise.
 573         (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
 574         (PREDICATE_CODES): Update.
 575         * config/alpha/alpha.md: New post-reload splitters to convert
 576         simplfied symbolic operands to the form that references $29.
 577         (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
 578         (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
 579
 580 2002-01-03  Richard Henderson  <rth@redhat.com>
 581
 582         * local-alloc.c (function_invariant_p): Update commentary.
 583
 584 2002-01-04  H.J. Lu <hjl@gnu.org>
 585
 586         * toplev.c (rest_of_compilation): Fix a typo when calling
 587         cleanup_cfg.
 588
 589 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 590
 591         * c-common.c: Fix formatting.
 592         * diagnostic.c: Likewise.
 593         * doloop.c: Likewise.
 594         * dwarf2out.c: Likewise.
 595
 596 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 597
 598         * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
 599         of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
 600
 601 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
 602
 603         * cpperror.c: Update comments and copyright.
 604         * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
 605         cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
 606
 607 2002-01-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
 608
 609         * collect2.c (main): Use strcmp when testing for "-shared".
 610
 611 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
 612
 613         * cppmacro.c: Don't include intl.h.  Update comments.
 614         (new_number_token): Allocate enough buffer for 64-bit unsigned
 615         integers; update prototype.
 616         * cppmain.c: Update comments.
 617
 618 2002-01-03  William Cohen  <wcohen@redhat.com>
 619
 620         * function.h (struct function): Add profile.
 621         (current_function_profile): New.
 622         doc/extend.texi: Update documentation.
 623         * final.c (final_start_function): Use current_function_profile
 624         instead of profile_flag.
 625         (profile_after_prologue): Likewise.
 626         * function.c (expand_function_start): Likewise.
 627         (expand_function_start): Likewise.
 628         * config/alpha/alpha.c (direct_call_operand):
 629         (alpha_does_function_need_gp): Likewise.
 630         (alpha_expand_prologue): Likewise.
 631         * config/arm/arm.c (arm_expand_prologue): Likewise.
 632         thumb_expand_prologue: Likewise.
 633         * config/d30v/d30v.c (d30v_stack_info): Likewise.
 634         * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
 635         (fr30_expand_prologue): Likewise.
 636         * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
 637         * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
 638         * config/i386/i386.h (FINALIZE_PIC): Likewise.
 639         * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
 640         * config/i960/i960.c (i960_output_function_prologue): Likewise.
 641         * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
 642         * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
 643         (m32r_expand_prologue): Likewise.
 644         * config/m88k/m88k.c (m88k_layout_frame): Likewise.
 645         (m88k_expand_prologue): Likewise.
 646         * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
 647         * config/mips/mips.c (compute_frame_size): Likewise.
 648         (mips_expand_prologue): Likewise.
 649         (mips_can_use_return_insn): Likewise.
 650         * config/pa/elf.h (ASM_FILE_START): Likewise.
 651         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
 652         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
 653         * config/pa/som.h (ASM_FILE_START): Likewise.
 654         * config/romp/romp.c (romp_using_r14): Likewise.
 655         * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
 656         (rs6000_stack_info): Likewise.
 657         * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
 658         * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
 659         * config/v850/v850.c (compute_register_save_size): Likewise.
 660
 661 2002-01-03  Jakub Jelinek  <jakub@redhat.com>
 662
 663         * simplify-rtx.c (simplify_binary_operation) [DIV]: If
 664         gen_lowpart_common fails, use gen_lowpart_SUBREG.
 665
 666 2002-01-03  Turly O'Connor  <turly@apple.com>
 667
 668         * darwin.c (machopic_output_possible_stub_label): Don't generate
 669         stub routines for pseudo-stubs which we've just defined.
 670
 671 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 672
 673         * builtins.c: Fix formatting.
 674         * c-typeck.c: Likewise.
 675         * combine.c: Likewise.
 676         * expr.c: Likewise.
 677         * loop.c: Likewise.
 678
 679 2002-01-03  Andreas Schwab  <schwab@suse.de>
 680
 681         * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
 682         and return true if _cpp_push_next_buffer pushed a new include
 683         file.
 684         * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
 685         _cpp_pop_file_buffer did not push a new file.
 686         * cpphash.h (_cpp_pop_file_buffer): Update declaration.
 687
 688 2002-01-02  Eric Christopher  <echristo@redhat.com>
 689
 690         * final.c (final_scan_insn): Change 0 -> NULL_RTX in
 691         FIND_REG_INC_NOTE call. Update copyright.
 692         * loop.c (canonicalize_condition): Ditto.
 693         * reorg.c (delete_scheduled_jump): Ditto.
 694
 695 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 696
 697         * gcse.c: Fix formatting.
 698
 699 2002-01-03  Graham Stott  <grahams@redhat.com>
 700
 701         * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
 702         forward defs for struct tags rtx_def, union_tree, rtvec_def
 703         also output corresponding typedefs for rtx, tree, and rtvec.
 704
 705         * system.h: Move forward defs for struct tags rtx_def, union_tree,
 706         rtvec_def along with corresponding typedefs for rtx, tree, and
 707         rtvec to config.h, hconfig.h, tconfig.h.
 708
 709 2002-01-03  Graham Stott  <grahams@redhat.com>
 710
 711         * tree.h: Update copyright date.
 712         (IS_EXPR_CODE_CLASS): Add parenthesis.
 713         (TREE_SET_CODE): Add whitespace.
 714         (TREE_CHECK): Add parenthesis.
 715         (TREE_CLASS_CODE): Add parenthesis and wrap long line.
 716         (CST_OR_CONSTRUCTOR_CHECK):
 717         (EXPR_CHECK): Add parenthis, whitespace and wrap line.
 718         (TREE_SYMBOL_REFERENCED): Whitespace.
 719         (INT_CST_LT): Likewise.
 720         (INT_CST_LT_UNSIGNED): Likewise.
 721         (tree_real_cst): Unwrap comment.
 722         (tree_string): Likewise.
 723         (tree_complex): Likewise.
 724         (IDENTIFIER_POINTER): correct cast.
 725         (SAVE_EXPR_CONTEXT): Whitespace.
 726         (EXPR_WFL_FILENAME_NODE): Likewise.
 727         (EXPR_WFL_FILENAME): Remove parenthesis.
 728         (DECL_ORIGIN): Add parenthesis.
 729         (DECL_FROM_INLINE): Use NULL_TREE.
 730         (build_int_2): Whitespace.
 731         (build_type_variant): Add parenthesis.
 732
 733         * gcc/jcf-parse.c: Update copyright date.
 734         (yyparse): Constify resource_filename.
 735
 736 2002-01-03  Graham Stott  <grahams@redhat.com>
 737
 738         * rtl.h: Update copyright date.
 739         (RTL_CHECK1): Wrap long line.
 740         (RTL_CHECK2): Likewise.
 741         (RTL_CHECKC1): Wrap long line and whitespace.
 742         (RTL_CHECKC2): Likewise.
 743         (XWINT): Whitespace.
 744         (XINT): Likewise.
 745         (XSTR): Likewise.
 746         (XEXP): Likewise.
 747         (XVEC): Likewise.
 748         (XMODE): Likewise.
 749         (XBITMAP): Likewise.
 750         (XTREE): Likewise.
 751         (XBBDEF): Likewise.
 752         (XTMPL): Likewise.
 753         (X0WINT): Likewise.
 754         (X0INT):Likewise.
 755         (X0UINT): Likewise.
 756         (X0STR): Likewise.
 757         (X0EXP): Likewise.
 758         (X0VEC): Likewise.
 759         (X0MODE): Likewise.
 760         (X0BITMAP): Likewise.
 761         (X0TREE): Likewise.
 762         (X0BBDEF): Likewise.
 763         (X0ADVFLAGS): Likewise.
 764         (X0CSELIB): Likewise.
 765         (X0MEMATTR): Likewise.
 766         (XCWINT): Likewise.
 767         (XCINT): Likewise.
 768         (XCUINT): Likewise.
 769         (XCSTR): Likewise.
 770         (XCEXP): Likewise.
 771         (XCVEC): Likewise.
 772         (XCMODE): Likewise.
 773         (XCBITMAP): Likewise.
 774         (XCTREE): Likewise.
 775         (XCBBDEF): Likewise.
 776         (XCADVFLAGS): Likewise.
 777         (XCCSELIB): Likewise.
 778         (XC2EXP): Likewise.
 779         (INSN_UID): Likewise.
 780         (PREV_INSN): Likewise.
 781         (PATTERN): Likewise.
 782         (INSN_CODE): Likewise.
 783         (PUT_REG_NOTE_KIND): Likewise.
 784         (CODE_LABEL_NUMBER): Likewise.
 785         (NOTE_SOURCE_FILE): Likewise.
 786         (NOTE_BLOCK): Likewise.
 787         (NOTE_EH_HANDLER): Likewise.
 788         (NOTE_RANGE_INFO): Likewise.
 789         (NOTE_LIVE_INFO): Likewise.
 790         (NOTE_BASIC_BLOCK): Likewise.
 791         (NOTE_EXPECTED_VALUE): Likewise.
 792         (NOTE_LINE_NUMBER): Likewise.
 793         (LABEL_NAME): Likewise.
 794         (LABEL_NUSES): Likewise.
 795         (LABEL_ALTERNATE_NAME): Likewise.
 796         (ADDRESSOF_DECL): Likewise.
 797         (JUMP_LABEL): Likewise.
 798         (LABEL_NEXTREF): Likewise.
 799         (REGNO): Likewise.
 800         (ORIGINAL_REGNO: Likewise.
 801         (HARD_REGISTER_NUM_P): Add parenthesis.
 802         (SUBREG_REG): Whitespace.
 803         (SUBREG_BYTE): Likewise.
 804         (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
 805         (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
 806         (ASM_OPERANDS_OUTPUT_IDX): Likewise.
 807         (ASM_OPERANDS_INPUT_VEC): Likewise.
 808         (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
 809         (ASM_OPERANDS_INPUT): Likewise.
 810         (ASM_OPERANDS_INPUT_LENGTH): Likewise.
 811         (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
 812         (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
 813         (ASM_OPERANDS_INPUT_MODE): Likewise.
 814         (ASM_OPERANDS_SOURCE_FILE): Likewise.
 815         (ASM_OPERANDS_SOURCE_LINE): Likewise.
 816         (MEM_SET_IN_STRUCT_P): Minor reformat.
 817         (TRAP_CONDITION): Whitespace.
 818         (TRAP_CODE): Likewise.
 819         (COND_EXEC_TEST): Likewise.
 820         (COND_EXEC_CODE): Likewise.
 821         (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
 822         (PHI_NODE_P): Add parenthesis.
 823         (plus_constant): Whitespace and add parenthesis.
 824
 825 2002-01-03  Kazu Hirata  <kazu@hxi.com>
 826
 827         * config/avr/avr.c: Fix comment typos.
 828         * config/c4x/c4x.md: Likewise.
 829         * config/dsp16xx/dsp16xx.h: Likewise.
 830         * config/dsp16xx/dsp16xx.md: Likewise.
 831         * config/i386/i386.md: Likewise.
 832         * config/ia64/ia64.c: Likewise.
 833         * config/m32r/m32r.h: Likewise.
 834         * config/m68hc11/m68hc11.md: Likewise.
 835         * config/mmix/mmix.c: Likewise.
 836         * config/mn10200/mn10200.c: Likewise.
 837         * config/romp/romp.c: Likewise.
 838         * config/sh/sh.c: Likewise.
 839         * config/stormy16/stormy16.c: Likewise.
 840         * config/stormy16/stormy16.h: Likewise.
 841         * config/stormy16/stormy16.md: Likewise.
 842
 843 2002-01-03  Graham Stott  <grahams@redhat.com>
 844
 845         * loop.h: Update copyright date.
 846         (LOOP_MOVABLES): Fix typo.
 847         (LOOP_REGS): Likewise.
 848         (LOOP_IVS): Likewise.
 849
 850 2002-01-03  Graham Stott  <grahams@redhat.com>
 851
 852         * cppinit.c: Update copyright date.
 853         Don't include output.h
 854         * Makefile.in: Update copyright date.
 855         Update dependency.
 856
 857 2002-01-02  Craig Rodrigues  <rodrigc@gcc.gnu.org>
 858
 859         PR c/5226
 860         * invoke.texi (-mthreads): Remove from documented RS/6000 options.
 861         (-pthread) Add to RS/6000 options.
 862
 863 2002-01-02  Kazu Hirata  <kazu@hxi.com>
 864
 865         * except.c: Fix comment typos.
 866         * loop.c: Likewise.
 867         * varasm.c: Likewise.
 868         * doc/tm.texi: Fix a typo.
 869
 870 2002-01-02  Jakub Jelinek  <jakub@redhat.com>
 871
 872         * c-typeck.c (output_init_element): Allow initializing static storage
 873         duration objects with compound literals.
 874
 875 2002-01-02  Richard Henderson  <rth@redhat.com>
 876
 877         * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
 878         after abusing it.
 879
 880 2002-01-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 881
 882         * gcc.c (default_compilers): Const-ify.
 883         * mips-tdump.c (stab_names): Likewise.
 884         * mips-tfile.c (map_coff_types, map_coff_storage,
 885         map_coff_sym_type, map_coff_derived_type, stabs_symbol,
 886         pseudo_ops_t, pseudo_ops): Likewise.
 887         * protoize.c (default_include): Likewise
 888
 889         * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
 890         (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
 891         Add array size in declaration.
 892         (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
 893         emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
 894         esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
 895         etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
 896         eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
 897         efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
 898         c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
 899         emtens, make_nan): Const-ify.
 900         (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
 901         DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
 902
 903 2002-01-02  Joseph S. Myers  <jsm28@cam.ac.uk>
 904
 905         * config.gcc (ia64-*-*): Set extra_headers.
 906         (alpha*-dec-osf*): Likewise.  Don't use alpha/t-osf.
 907         * config/alpha/t-osf: Remove.
 908         * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
 909
 910 2002-01-02  David Edelsohn  <edelsohn@gnu.org>
 911
 912         * config/rs6000/t-aix43: Revert previous change.
 913
 914 2002-01-02  Jason Merrill  <jason@redhat.com>
 915
 916         * c-decl.c (c_expand_body): Call outlining_inline_function when
 917         emitting an inline function out of line.
 918
 919 2002-01-02  Richard Henderson  <rth@redhat.com>
 920
 921         * dwarf2out.c (limbo_die_node): Add created_for member.
 922         (new_die): New argument created_for.  Update all callers.
 923         (mark_limbo_die_list): New.
 924         (dwarf2out_init): Register limbo_die_list as a root.
 925         (dwarf2out_finish): Force insert limbo dies into their function
 926         context.
 927
 928 2002-01-02  Nathan Sidwell  <nathan@codesourcery.com>
 929
 930         PR c++/5089
 931         * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
 932
 933 2002-01-02  Kazu Hirata  <kazu@hxi.com>
 934
 935         * config/h8300/fixunssfsi.c: Update copyright.
 936         Fix comment typos.
 937         Fix formatting.
 938         * config/h8300/h8300.c: Update copyright.
 939         Eliminate warnings.
 940
 941 2002-01-02  Kazu Hirata  <kazu@hxi.com>
 942
 943         * config/romp/romp.c: Fix comment formatting.
 944         * config/romp/romp.h: Likewise.
 945         * config/romp/romp.md: Likewise.
 946         * config/s390/s390.c: Likewise.
 947         * config/stormy16/stormy16.c: Likewise.
 948         * config/stormy16/stormy16.h: Likewise.
 949
 950 2002-01-02  Alexandre Oliva  <aoliva@redhat.com>
 951
 952         * c-common.h (genrtl_expr_stmt_value): Declare.
 953         * c-semantics.c (genrtl_goto_stmt): Redirect to...
 954         (genrtl_goto_stmt_value): ... this new function.  Pass new
 955         argument down to expand_expr_stmt_value, taking
 956         TREE_ADDRESSABLE into account.
 957         * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
 958         STMT_EXPR as addressable, i.e., one whose result we want.
 959         * expr.c (expand_expr): Don't save expression statement value
 960         of labeled_blocks or loop_exprs.
 961         * stmt.c (expand_expr_stmt): Redirect to...
 962         (expand_expr_stmt_value): ... this new function.  Use new
 963         argument to tell whether to save expression value.
 964         (expand_end_stmt_expr): Reset last_expr_type and
 965         last_expr_value if we don't have either.
 966         * tree-inline.c (declare_return_variable): Mark its use
 967         statement as addressable.
 968         * tree.h: Document new use of TREE_ADDRESSABLE.
 969         (expand_expr_stmt_value): Declare.
 970
 971 2002-01-01  Tom Rix  <trix@redhat.com>
 972
 973         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
 974         rs6000_emit_allocate_stack.
 975
 976 2002-01-01  Joseph S. Myers  <jsm28@cam.ac.uk>
 977
 978         * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
 979         ${srcdir}/ginclude/ to every entry in extra_headers.
 980         * configure: Regenerate.
 981         * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
 982         * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
 983         * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
 984         * ginclude/proto.h: Rename to config/convex/proto.h.
 985
 986 Tue Jan  1 17:12:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 987
 988         * attribs.c (handle_vector_size_attribute): Use host_integerp
 989         and tree_int_cst; remove warnings.
 990         * caller-save.c (insert_restore): Add cast to get rid of warning.
 991         (insert_save): Likewise.
 992         * emit-rtl.c (adjust_address_1, offset_address): Likewise.
 993         * regmove.c (find_matches): Add temporary var to kill a warning.
 994
 995 2002-01-01  Douglas B Rupp  <rupp@gnat.com>
 996
 997         * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
 998         LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
 999         * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
1000         (vms-dwarf2eh.o): Add Makefile rule.
1001         * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
1002         * config/alpha/vms-dwarf2eh.asm: New file.
1003
1004         * gcc.c (delete_if_ordinary): Delete all versions.
1005
1006 2002-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
1007
1008         * config/mmix/mmix.md: Update FIXME to not mention
1009         define_constants.
1010         (MMIX_rJ_REGNUM): New define_constants constant.
1011         ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
1012         "*movdicc_real"): Adjust contraints formatting.
1013         ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
1014         for branch prediction.
1015         ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
1016         output template.
1017         ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
1018         "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
1019         number.  Delete related FIXMEs.
1020         * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
1021         from number to MMIX_rJ_REGNUM.
1022         (TARGET_MASK_BRANCH_PREDICT): New.
1023         (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
1024         (TARGET_SWITCHES): Update comment.  Correct -mno-toplevel-symbols
1025         value.  Add -mbranch-predict and -mno-branch-predict.
1026         (TARGET_VERSION): Drop date.
1027         (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
1028         * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
1029         for finding out global symbols.
1030         (mmix_asm_output_labelref): Revert condition for global symbol.
1031         (mmix_print_operand): <case '+'>: Emit P for a likely branch.
1032         (mmix_print_operand_punct_valid_p): A '+' is valid.
1033
1034 See ChangeLog.6 for earlier changes.