gcc/ChangeLog

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