gcc/ChangeLog

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