gcc/ChangeLog

   1 2004-02-19  Jeff Law  <law@redhat.com>
   2
   3         * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
   4         for unordered comparison codes.
   5
   6 2004-02-19  Ian Lance Taylor  <ian@wasabisystems.com>
   7
   8         * reload1.c (reload): Correct comment.
   9         (scan_paradoxical_subregs): Remove #if 0 and old comment.
  10         * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
  11         register variables are not used by reload.
  12
  13 2004-02-19  Hans-Peter Nilsson  <hp@axis.com>
  14
  15         PR target/14209
  16         * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
  17         constraints to not match postincrement.  Adjust the predicate to
  18         exclude a volatile memory reference.
  19
  20 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
  21
  22         * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.
  23
  24 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
  25
  26         * hooks.c (hook_void_tree_int): Remove.
  27         (hook_void_constcharptr): Likewise.
  28         (hook_int_void_0): Likewise.
  29         * hooks.h: Remove the prototypes for the above three
  30         functions.
  31         * targhooks.c (hook_bool_machine_mode_true): Remove.
  32         * targhooks.h: Remove the prototype for
  33         hook_bool_machine_mode_true.
  34
  35 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
  36
  37         * emit-rtl.c (subreg_realpart_p): Remove.
  38         (reorder_insns_with_line_notes): Likewise.
  39         (end_full_sequence): Likewise.
  40         * rtl.h: Remove the prototype for the above functions.
  41
  42 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
  43
  44         * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
  45         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
  46         config/iq2000/iq2000.h, config/m32r/m32r.h,
  47         config/pdp11/pdp11.h, config/sparc/sparc.h,
  48         config/xtensa/xtensa.h: Remove commented-out or useless
  49         definitions of CASE_VECTOR_PC_RELATIVE.
  50
  51 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
  52
  53         * loop.c (all_sets_invariant_p): Remove.
  54
  55 2004-02-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
  56
  57         PR target/12916
  58         * config/sparc/sparc.h (NPARM_REGS): Delete.
  59         (BASE_RETURN_VALUE_REG): Likewise.
  60         (BASE_OUTGOING_VALUE_REG): Likewise.
  61         (BASE_PASSING_ARG_REG): Likewise.
  62         (BASE_INCOMING_ARG_REG): Likewise.
  63         * config/sparc/sparc.c (sparc_strict_argument_naming): Test
  64         TARGET_ARCH64, not TARGET_V9.
  65         (function_arg_slotno): Dispatch based on the mode class.
  66         Handle vector modes like floating-point modes.
  67         (function_arg_record_value_1): Handle vector types like
  68         floating-point types.
  69         (function_arg_record_value_2): Likewise.
  70         Calculate regno after mode transformation.
  71         (function_arg): Handle vector modes like floating-point modes.
  72         (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
  73         If ARCH64, do not recheck alignment.
  74         (function_arg_pass_by_reference): Reorder the conditions.
  75         (sparc_return_in_memory): Move after function_arg_padding.
  76         Implement calling conventions for vector modes.
  77         (sparc_struct_value_rtx): Move after sparc_return_in_memory.
  78         (function_value): Move scope of 'regbase'.
  79         Implement calling conventions for vector modes.
  80         (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
  81         and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
  82         (sparc_va_arg): Use function_arg_pass_by_reference to test whether
  83         the argument is passed by reference.
  84         (sparc_type_code): Handle vector types.
  85
  86 2004-02-19  Alan Modra  <amodra@bigpond.net.au>
  87
  88         * function.c (assign_parms): When building decl_rtl for
  89         SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.
  90
  91 2004-02-19  Olivier Hainque  <hainque@act-europe.fr>
  92
  93         * expr.c (is_aligning_offset): Check if we are aligning the
  94         expressions's address over BIGGEST_ALIGNMENT in bytes, not
  95         in bits.
  96
  97 2003-02-18  Matt Austern  <austern@apple.com>
  98
  99         * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
 100         LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
 101         (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
 102         defined.  Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
 103         spec string.
 104         * doc/tm.texi (REAL_LIBGCC_SPEC): Document.
 105
 106 2004-02-18  Zack Weinberg  <zack@codesourcery.com>
 107
 108         * dwarf2out.c (loclabel_num): Move outside #ifdef
 109         DWARF2_DEBUGGING_INFO and mark with GTY(()).
 110         * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
 111         Mark with GTY(()).
 112         (ia64_hpux_add_extern_decl): Save the decl, not the name string.
 113         Allocate memory with ggc_alloc.  No need to copy anything.
 114         (ia64_hpux_file_end): Update to match.
 115
 116 2004-02-18  Jakub Jelinek  <jakub@redhat.com>
 117
 118         * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
 119         by default.
 120
 121 2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
 122
 123         * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
 124         ("divmodtisi3"): Likewise.
 125         ("udivmoddi4", "udivmodtidi3"): Likewise.
 126         ("divmodsi4", "divmoddisi3"): Likewise.
 127         ("udivmodsi4", "udivmoddisi3"): Likewise.
 128         ("udivsi3", "umodsi3"): Likewise.
 129
 130 2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
 131
 132         * config/s390/s390.c (s390_mainpool_start): Delete the main pool
 133         placeholder insn when chunkifying the pool.
 134
 135 2004-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 136
 137         * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
 138         generating PIC code.
 139
 140 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 141
 142         * config/h8300/h8300-protos.h: Add a prototype for
 143         h8300_expand_branch.
 144         * config/h8300/h8300.c (h8300_expand_branch): New.
 145         * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
 146         bgtu, beq, bne): Call h8300_expand_branch().
 147
 148 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 149
 150         * config/h8300/h8300-protos.h: Add prototypes for
 151         h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
 152         * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
 153         (h8300_hard_regno_mode_ok): Likewise.
 154         * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
 155         h8300_hard_regno_nregs().
 156         (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().
 157
 158 2004-02-18  Per Bothner  <per@bothner.com>
 159
 160         * cpphash.h (struct cpp_buffer):  Restore return_at_eof field.  This
 161         partly reverts my 2003-10-01 change, because we're back to logically
 162         including <command line> inside the main line.
 163         * cpplex.c (_cpp_get_fresh_line):  Check return_at_eof field.
 164         * cppmacro.c (cpp_scan_nooutput):  Set return_at_eof of current buffer.
 165         Fixes PR preprocessor/14103.
 166
 167         * cppfiles.c (_cpp_stack_include):  When appropriate decrement
 168         line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
 169         (cpp_push_include):  Don't need to increment pfile's line field.
 170         * line-map.h (LAST_SOURCE_LINE_LOCATION):  Only decrement by 1.
 171
 172         * c-ppoutput.c (print struct):  New first_time field.
 173         (init_pp_output):  Set print.first_time.
 174         (pp_file_change):  Use print.first_time, rather than MAIN_FILE_P,
 175         which is set also for (say) <command line>.  Clear print.first_time.
 176
 177         * cppfiles.c (struct _cpp_file):  Comment and type for pch field
 178         does not match the code, so fix both.
 179         (should_stack_file):  Inline include_pch_p function.
 180         (include_pch_p):  Remove pointless function.
 181
 182         * cpphash.h (struct cpp_buffer):  Remove unused search_cached field.
 183
 184 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 185
 186         * config/h8300/h8300.md (four define_peephole2's): Use
 187         h8300_regs_ok_for_stm().
 188
 189 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 190
 191         * config/h8300/h8300-protos.h: Update the prototype for
 192         expand_a_rotate().
 193         * config/h8300/h8300.c (expand_a_rotate): Remove the first
 194         argument.
 195         * config/h8300/h8300.md: Update all callers.
 196
 197 2004-02-18  Jan Hubicka  <jh@suse.cz>
 198
 199         * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
 200         floats.
 201         (simplify_binary_operation): Deal with logicals on floats.
 202
 203         * i386.md (SSE fabs splitters): Emit new patterns.
 204         (SSE cmov splitters): Likewise.
 205         (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
 206         (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
 207         subregs.
 208         (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
 209         (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.
 210
 211 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 212
 213         * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
 214         by hand.
 215         (output_a_rotate): Tweak a comment.
 216         * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
 217         (*rotlhi3_1): Change to rotlhi3_1.
 218         (*rotlsi3_1): Change to rotlsi3_1.
 219
 220 2004-02-18  Richard Earnshaw  <rearnsha@arm.com>
 221
 222         PR target/13866
 223         * arm.c (load_multiple_operation): Don't insist that the source reg
 224         of a post-increment component is the same as the destination.
 225         (store_multiple_operation): Likewise.
 226
 227 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 228
 229         * config/h8300/h8300.md: Move movsf patterns into one section
 230         of the file.
 231
 232 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 233
 234         * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
 235         loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
 236         xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
 237         config/mips/linux64.h, config/pa/pa-64.h,
 238         config/rs6000/aix51.h, config/rs6000/aix52.h,
 239         config/rs6000/spe.md, config/sparc/linux.h,
 240         config/sparc/linux64.h: Update copyright.
 241
 242 2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
 243
 244         * config/h8300/h8300.md: Move push patterns into one
 245         section of the file.
 246
 247 2004-02-18  Mark Mitchell <mark@codesourcery.com>
 248
 249         PR c++/11326
 250         * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
 251         fntype.
 252
 253 2004-02-18  Paul Brook  <paul@codesourcery.com>
 254
 255         * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX
 256
 257 2004-02-18  Paul Brook  <paul@codesourcery.com>
 258
 259         PR debug/12934
 260         * dwarf2out.c (loc_descriptor_from_tree): Handle
 261         EXPR_WITH_FILE_LOCATION.
 262
 263 2004-02-18  Jakub Jelinek  <jakub@redhat.com>
 264
 265         * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
 266         testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
 267         trailing whitespace from instructions.
 268
 269 2004-02-17  Geoffrey Keating  <geoffk@apple.com>
 270
 271         * configure.ac: When generating auto-build.h, pass
 272         --enable-languages to the sub-configure.
 273         Put quotes around ${program_transform_name} when generating
 274         name of as, ld, nm, objdump.
 275         * configure: Regenerate.
 276
 277 2004-02-17  Matt Kraai  <kraai@alumni.cmu.edu>
 278
 279         * Makefile.in (s-check, s-config, s-conditions, s-flags)
 280         (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
 281         (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
 282         (s-preds, s-iov): Do not depend on move-if-change.
 283
 284 2004-02-17  James E Wilson  <wilson@specifixinc.com>
 285
 286         * caller-save.c (insert_restore): Pass mem through copy_rtx.
 287         (insert_save): Likewise.
 288
 289 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 290
 291         * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
 292         warning.
 293
 294 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 295
 296         * config/h8300/h8300.md (*one_complsi2_h8300): Change to
 297         *one_cmplsi2_h8300.
 298         (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.
 299
 300 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 301
 302         * config/h8300/h8300-protos.h: Update the prototype of
 303         fix_bit_operand().
 304         * config/h8300/h8300.c (fix_bit_operand): Remove the second
 305         argument "what".
 306         * config/h8300/h8300.md: Update all callers.
 307
 308 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 309
 310         * config/h8300/h8300.c (fix_bit_operand): Change the name of
 311         the last argument to "code" from "type".
 312
 313 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 314
 315         * config/h8300/h8300.c: Remove an extern declaration of
 316         rtx_equal_function_value_matters.
 317
 318 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 319
 320         * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
 321         by hand.
 322         * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
 323         (*iorqi3_1): Change to iorqi3_1.
 324         (*xorqi3_1): Change to xorqi3_1.
 325
 326 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 327
 328         * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
 329         typos.
 330
 331 2004-02-17  Jan Hubicka  <jh@suse.cz>
 332
 333         * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
 334
 335 2004-02-18  Alan Modra  <amodra@bigpond.net.au>
 336
 337         PR optimization/14119
 338         * combine.c (try_combine): When attemting to fix unrecognized insns,
 339         don't delete SETs marked with REG_EH_REGION notes.
 340
 341 2004-02-17  Ulrich Weigand  <uweigand@de.ibm.com>
 342
 343         * combine.c (simplify_if_then_else): Do not replace
 344         (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
 345         modes differ.
 346
 347 2004-02017  Steven Bosscher  <stevenb@suse.de>
 348
 349         * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
 350         function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
 351         tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
 352         * ada/utils.c: Likewise.
 353         * cp/decl.c: Likewise.
 354         * f/com.c: Likewise.
 355         * java/class.c: Likewise.
 356
 357 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 358
 359         * config/h8300/h8300.md: Fix comment typos.
 360
 361 2004-02-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 362
 363         * config/mips/t-iris6gld: Renamed to ...
 364         * config/mips/t-irix-gld: ... this.
 365         * config.gcc (mips-sgi-irix6*): Reflect this
 366         (mips-sgi-irix5*): Use it with GNU ld.
 367
 368         * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
 369         to ...
 370         * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
 371         * config/mips/t-irix-gld: Reflect this.
 372         * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
 373
 374         * config/mips/iris5gld.h: New file.
 375         * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
 376         Only use collect2 without gas.
 377
 378         * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
 379         Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
 380         (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
 381         * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
 382
 383         * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
 384         * config/mips/iris5.h: ... here.
 385
 386         * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
 387         IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
 388         (STARTFILE_SPEC, ENDFILE_SPEC): Define.
 389
 390         * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
 391         using irix_startfile_spec, irix_endfile_spec.
 392
 393 2004-02-16  Gunther Nikl  <gni@gecko.de>
 394
 395         * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.
 396
 397 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 398
 399         * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
 400         insns by hand.
 401
 402 2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 403
 404         * cfghooks.c (split_edge): Speed up updating of dominators.
 405
 406 2004-02-17  Mark Mitchell  <mark@codesourcery.com>
 407
 408         PR c++/11326
 409         * c-common.c (flag_abi_version): Remove.
 410         * c-common.h (flag_abi_version): Likewise.
 411         * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
 412         * c.opt (fabi-version): Remove.
 413         * calls.c (expand_call): Always pass a function type to
 414         struct_value_rtx.  Use convert_memory_address.
 415         * common.opt (fabi-version): Add it.
 416         * flags.h (flag_abi_version): Likewise.
 417         (abi_version_at_least): New macro.
 418         * opts.c (common_handle_option): Add OPT_fabi_version.
 419         * toplev.c (flag_abi_version): Define it.
 420         * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
 421         New function.
 422         (ia64_output_mi_thunk): Use it.
 423         (ia64_struct_value_rtx): Likewise.
 424
 425 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 426
 427         * config/h8300/h8300.c (h8300_emit_stack_adjustment):
 428         Don't generate insns by hand.
 429
 430 2004-02-17  Andrew Pinski  <pinskia@physics.uc.edu>
 431
 432         PR c++/14178
 433         * doc/invoke.texi (fabi-version): The default is 2 now.
 434
 435 2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 436
 437         * loop-iv.c: New file.
 438         * Makefile.in (loop-iv.o): New.
 439         * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
 440         * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
 441         num_loop_branches): New functions.
 442         * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
 443         iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
 444         find_simple_exit, iv_number_of_iterations, iv_analysis_done,
 445         get_simple_loop_desc, free_simple_loop_desc): Declare.
 446         (simple_loop_desc): New inline function.
 447         (struct rtx_iv, struct niter_desc): New.
 448         * cfgloopmanip.c (loopify): Specify semantics more precisely.
 449         * expr.c (force_operand): Handle subregs of expressions created by
 450         loop unroller.
 451         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
 452         parts of the initialization to toplev.c
 453         * loop-unroll.c (loop_exit_at_end_p): New.
 454         (unroll_and_peel_loops): Call iv_analysis_done.
 455         (decide_peel_once_rolling, decide_peel_completely,
 456         decide_unroll_stupid, decide_unroll_constant_iterations,
 457         decide_unroll_runtime_iterations, decide_peel_simple,
 458         peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
 459         unroll_loop_runtime_iterations): Use new simple loop analysis.
 460         * loop-unswitch.c (compare_and_jump_seq): New.
 461         (may_unswitch_on_p): Renamed to ...
 462         (may_unswitch_on): Use new iv analysis.
 463         (reversed_condition): Export.
 464         (unswitch_single_loop, unswitch_loop): Use new iv analysis.
 465         * predict.c (estimate_probability): Use new simple loop analysis.
 466         * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
 467         canon_condition, simplify_using_condition): Declare.
 468         * stor-layout.c (get_mode_bounds): New.
 469         * toplev.c (rest_of_handle_loop2): Some parts of
 470         initialization/finalization moved here from loop-init.c.
 471
 472 2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
 473
 474         * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
 475         pointer.
 476         (CALL_USED_REGISTERS): Likewise.
 477         (REG_ALLOC_ORDER): Likewise.
 478         (REG_CLASS) <GENERAL_REGS>: Likewise.
 479
 480 2004-02-16  Geoffrey Keating  <geoffk@apple.com>
 481
 482         * doc/md.texi (Insn Canonicalizations): Document left-chaining
 483         in associative operators.
 484         * rtlanal.c (commutative_operand_precedence): Create some new
 485         variables.  Prefer a commutative operand on the left, then
 486         binary expressions, then NEG and NOT.
 487
 488 2004-02-16  Matthias Klose  <doko@debian.org>
 489
 490         * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
 491         in terms of SHLIB_SOVERSION.
 492         * config/m68k/t-slibgcc-elf-ver: New file.
 493         * config/pa/t-slibgcc-elf-ver: New file.
 494         * config.gcc (m68k-linux, parisc-linux): Use them when not
 495         sjlj exceptions are not configured.
 496
 497 2004-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
 498
 499         * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).
 500
 501 2004-02-16  Zack Weinberg  <zack@codesourcery.com>
 502
 503         * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.
 504
 505 2004-02-16  Joseph S. Myers  <jsm@polyomino.org.uk>
 506
 507         * doc/sourcebuild.texi: Mention backends.html.
 508
 509 2004-02-16  Kazu Hirata  <kazu@cs.umass.edu>
 510
 511         * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
 512         line-map.c, line-map.h, var-tracking.c: Fix comment
 513         formatting.
 514
 515 2004-02-16  Richard Henderson  <rth@redhat.com>
 516
 517         * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.
 518
 519         * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.
 520
 521 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
 522
 523         * config/h8300/h8300.md: Remove unnecessary parallels from
 524         all define_insn and define_split patterns.
 525
 526 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
 527
 528         * config/h8300/h8300.md: Remove explicit (set_attr "cc"
 529         "clobber").
 530
 531 2004-02-15  Bernardo Innocenti  <bernie@develer.com>
 532
 533         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
 534         '%#'.
 535
 536 2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
 537
 538         * config/ia64/ia64.c, config/mips/mips.c,
 539         config/mmix/mmix-modes.def: Fix comment typos.
 540
 541 2004-02-15  Roger Sayle  <roger@eyesopen.com>
 542
 543         * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
 544         (get_directive_line): Remove unused function prototype.
 545
 546 2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
 547
 548         * tree-inline.c (copy_body_r): Do not replace ret_label.
 549
 550 2004-02-14  Jan Hubicka  <jh@suse.cz>
 551
 552         * i386.c (x86_four_jump_limit): New variable.
 553         (k8_avoid_jump_misspredicts): Rename to ...
 554         (ix86_avoid_jump_misspredicts): .. this one.
 555         (ix86_pad_returns): Break out from ...
 556         (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
 557         to.
 558         * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.
 559
 560 2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
 561
 562         * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
 563         PARALLEL is NULL.
 564
 565 2004-02-14  Per Bothner  <per@bothner.com>
 566
 567         * fix-header.c (line_table):  Move local variable in main to global.
 568         * scan.h (line_table):  Use it.
 569         * scan-decls.c (scan_decls):  Need to call linemap_lookup on token's
 570         line (recently renamed to src_loc) before calling recognized_function.
 571
 572 2004-02-14  Matt Kraai  <kraai@alumni.cmu.edu>
 573
 574         * Makefile.in: Fix comment typos.
 575
 576 2004-02-14  Olivier Hainque  <hainque@act-europe.fr>
 577
 578         * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
 579         for start_value when it is directly moved into reg, and factorize
 580         the retrieval of GET_MODE (reg).
 581
 582 2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
 583
 584         * config/mips/mips-protos.h (mips_load_got_page): Delete.
 585         (mips_load_got_global): Delete.
 586         (mips_gotoff_page): Declare.
 587         * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
 588         (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
 589         UNSPEC_LOAD_GOT pattern rather than a MEM.
 590         (*load_got[sd]i): New patterns.
 591         * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
 592         (mips_load_got_page, mips_load_got_global): Delete.
 593         (mips_gotoff_page): New function.
 594         (override_options): Don't initialize mips_got_alias_set.
 595
 596 2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
 597
 598         * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
 599         (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
 600         (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
 601         (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
 602         (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
 603         * config/mips/mips.c: Fix some overly-long lines.
 604         (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
 605         (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.
 606
 607 2004-02-13  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 608
 609         * configure.ac: Search for as, ld below libexec/gcc.
 610         * configure: Regenerate.
 611
 612 2004-02-14  Ben Elliston  <bje@wasabisystems.com>
 613
 614         * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
 615         __builtin_arm_setwcx ().
 616         * config/arm/arm.c (arm_expand_builtin): Generate operands
 617         correctly and reverse their order in call to gen_iwmmxt_tmcr ().
 618
 619 2004-02-14  Ben Elliston  <bje@wasabisystems.com>
 620
 621         * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
 622         and "wmuluh" to "wmulsm" and "wmulum", respectively.
 623         * config/arm/arm.h (enum arm_builtins): Rename enumerators to
 624         ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
 625         * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
 626         (_mm_mulhi_pu16): Likewise.
 627
 628 2004-02-13  Zack Weinberg  <zack@codesourcery.com>
 629
 630         * xcoffout.c (xcoff_assign_fundamental_type_number): Check
 631         DECL_NAME != 0 before dereferencing.
 632
 633 2004-02-13  Ulrich Weigand  <uweigand@de.ibm.com>
 634
 635         * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
 636         (s390_output_addr_const_extra): Declare.
 637         (s390_output_pool_entry): Remove FILE * argument.
 638         * config/s390/s390.c (s390_output_symbolic_const): Remove.
 639         (s390_output_addr_const_extra): New function.
 640         (print_operand_address): Call output_addr_const instead of
 641         s390_output_symbolic_const.
 642         (print_operand): Likewise.
 643         (s390_output_pool_entry): Use assemble_integer for symbolic constants.
 644         Remove FILE * argument.
 645         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
 646         * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
 647         call.
 648
 649 2004-02-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 650
 651         * cfgloopanal.c (mark_irreducible_loops): Rewriten.
 652         (struct edge, struct vertex, struct graph): New.
 653         (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
 654         free_graph): New functions.
 655
 656 2004-02-12  Chris Demetriou  <cgd@broadcom.com>
 657
 658         * config/mips/mips.md (casesi_internal, casesi_internal_di):
 659         Use ".set macro" to avoid warnings about multi-instruction
 660         macros, since they're intentional.
 661
 662 2004-02-12  Geoffrey Keating  <geoffk@apple.com>
 663
 664         * config/darwin.h: Add include guards.  Remove old, now incorrect,
 665         comment about STANDARD_EXEC_PREFIX.
 666
 667         * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
 668         $(GCOV_INSTALL_NAME) to install manpages.  Remove generic rule
 669         for installing .1 manpages.  Add rules for installing cpp
 670         and gcov manpages under their installed names.
 671
 672 2004-02-12  Alexandre Oliva  <aoliva@redhat.com>
 673
 674         * configure.ac (gcc_cv_ld): Don't set to LD if target is not
 675         host, but try LD_FOR_TARGET first.
 676         * configure: Rebuilt.
 677
 678 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
 679
 680         * dbxout.c: Move declaration of dbxout_type_decl outside
 681         #ifdef DBX_DEBUGGING_INFO.
 682         * c-parse.in: Don't give the asmdef production a type.
 683
 684 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
 685
 686         * debug.h (struct gcc_debug_hooks): Add type_decl field.
 687         (debug_nothing_tree_int): Prototype.
 688         (dwarf_debug_hooks): Delete, unused.
 689         * debug.c (do_nothing_debug_hooks): Update.
 690         (debug_nothing_tree_int): New function.
 691         * langhooks.h (struct lang_hooks_for_decls):
 692         Remove builtin_type_decls field.
 693         * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
 694         (LANG_HOOKS_DECLS): Update.
 695         * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
 696         Use debug_hooks->type_decl.
 697         * dbxout.c (preinit_symbols): New static.
 698         (dbx_debug_hooks, xcoff_debug_hooks): Update.
 699         (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
 700         lang_hooks.decls.builtin_type_decls.  Do scan preinit_symbols
 701         for symbols to output.
 702         (dbxout_type_decl): New function.
 703         (dbxout_symbol): If called before dbxout_init has run, queue
 704         the symbol for later.  Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
 705         to TYPE_DECLs before emitting them.
 706         * xcoffout.c (assign_type_number): Delete.
 707         (xcoff_type_numbers): New static table.
 708         (xcoff_assign_fundamental_type_number): New function.
 709         * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
 710         DBX_OUTPUT_STANDARD_TYPES.  Remove unnecessary #ifdefs.
 711         * sdbout.c: Include varray.h.
 712         (deferred_global_decls): New static.
 713         (sdb_debug_hooks): Update.
 714         (sdbout_global_decl): If we can't emit something right now,
 715         remember it in deferred_global_decls.
 716         (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
 717         (sdbout_init): Initialize deferred_global_decls.
 718         * Makefile.in: Update dependencies of sdbout.o.
 719         * dwarf2out.c (dwarf2out_type_decl): New function.
 720         (dwarf2_debug_hooks): Update.
 721         * vmsdbgout.c (vmsdbg_debug_hooks): Update.
 722         * c-decl.c (getdecls): Just return 0.
 723         (check_for_loop_decls): Don't use getdecls.
 724         (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
 725         * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.
 726
 727 2004-02-12  Ulrich Weigand  <uweigand@de.ibm.com>
 728
 729         * config/s390/s390.c (s390_sched_reorder2): Remove.
 730         (TARGET_SCHED_REORDER2): Do not redefine.
 731
 732 2004-02-12  Zack Weinberg  <zack@codesourcery.com>
 733
 734         * c-parse.in (maybe_type_qual): Delete.
 735         (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
 736         (asm_argument): New grammar rules.
 737         (extdef_1): Use asmdef.
 738         (maybeasm): Move down with other asm rules; use simple_asm_expr.
 739         (xexpr): Move up with other expression rules.
 740         (stmt): Use asm_stmt.
 741
 742         * c-typeck.c (build_asm_expr): New function - body mostly
 743         pulled from build_asm_stmt.
 744         (build_asm_stmt): Just handle tacking on the volatile qualifier.
 745         * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.
 746
 747 2004-02-12  Richard Sandiford  <rsandifo@redhat.com>
 748
 749         PR bootstrap/13617
 750         * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
 751         (mips_declare_object): Make variadic.
 752         * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
 753         mips_output_aligned_decl_common.
 754         * config/mips/mips.c (mips_output_aligned_decl_common): New function.
 755         (mips_declare_object): Make variadic.
 756
 757 2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 758
 759         * function.c (update_epilogue_consts): Teach about binary operations.
 760
 761         * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
 762         previous MEM_VOLATILE in REF.
 763         * function.c (fixup_var_refs): Save volatile_ok and set to 1.
 764         * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.
 765
 766 2004-02-12  Gunther Nikl  <gni@gecko.de>
 767
 768         * config.gcc: Restore support for m68k-openbsd.
 769
 770 2004-02-12  Jan Hubicka  <jh@suse.cz>
 771
 772         * tree-optimize.c (tree_rest_of_compilation): Do not release
 773         DECL_ARGUMENTS.
 774
 775 2004-02-11  Matt Kraai  <kraai@alumni.cmu.edu>
 776
 777         * doc/install.texi: Fix the spelling of "explicitly".
 778
 779 2004-02-11  Eric Christopher  <echristo@redhat.com>
 780
 781         * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
 782         duplicate argument structure of cpp_interpret_string.
 783         * cpphash.h: Move prototype...
 784         * cpplib.h: Here.
 785         * cpplib.c: Fix calls to match new function signature.
 786
 787 2004-02-11  Joseph S. Myers  <jsm@polyomino.org.uk>
 788
 789         PR c/456
 790         * cppexp.c (num_binary_op): Don't allow comma operators in #if
 791         constant expressions at all outside C99 mode if pedantic.
 792
 793 2004-02-11  Uros Bizjak  <uros@kss-loka.si>
 794
 795         * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
 796         (log10_optab, log2_optab): Define corresponding macros.
 797         * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
 798         * genopinit.c (optabs): Implement log10_optab and log2_optab
 799         using log10?f2 and log2?f2 patterns.
 800         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
 801         using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
 802         (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
 803         using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
 804
 805         * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
 806         log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
 807         log2, log2f and log2l built-ins as inline x87 intrinsics.
 808
 809 2004-02-11  Richard Henderson  <rth@redhat.com>
 810
 811         PR target/1532
 812         * flow.c (insn_dead_p): A clobber of a dead hard register is a
 813         dead insn after reload.
 814
 815 2004-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
 816
 817         * tree.h (frame_base_decl): Add GTY marker.
 818         * var-tracking.c (frame_base_decl): Likewise.
 819
 820 2004-02-11  Daniel Berlin  <dberlin@dberlin.org>
 821
 822         * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
 823         incorrect, hunk.
 824         (add_location_or_const_value_attribute): Use text_section_label,
 825         not TEXT_SECTION_NAME.
 826
 827 2004-02-11  Per Bothner  <per@bothner.com>
 828
 829         Represent column numbers using line-map's source_location.
 830         The "next available source_location" is now managed internally by
 831         line-maps.c rather than by clients.
 832         * line-map.h (struct line_map):  New field column_bits.
 833         <from_line>:  Rename field to start_location.
 834         (struct line_maps):  New fields highest_location and max_column_hint.
 835         (linemap_check_files_exited):  New declaration.
 836         (linemap_line_start):  New declaration.
 837         (linemap_add):  Remove from_line parameter; use highest_location field.
 838         (SOURCE_LINE, LAST_SOURCE_LINE):  Modify to use column_bits.
 839         (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION):  New macros.
 840         (CURRENT_LINE_MAP):  Remove macro.
 841         (linemap_position_for_column):  New inline function.
 842         * line-map.c (linemap_init):  Clear new fields.
 843         (linemap_check_files_exited):  New function, extracted from ...
 844         (linemap_free):  Use linemap_check_files_exited.
 845         (linemap_add):  Remove from_line parameter.  Various updates.
 846         (linemap_line_start):  New function.
 847         (linemap_lookeup):  Update for new field names.
 848         * cpphash.h (struct cpp_reader) <map>:  Field removed.  Because
 849         linemap_position_for_column may unpredictably change the current map,
 850         it is cleaner and simpler for us to not cache it in cpp_reader.
 851         (struct cpp_buffer):  New sysp field.
 852         Changed warned_cplusplus_comments and from_stage3 to bitfields.
 853         * cppinit.c (cpp_read_min_file):  pfile->map no longer exists.
 854         * cpplib.c (do_line, do_linemarker, _cpp_do_file_change):  Get
 855         current map using linemap_lookup.
 856         (do_linemarker):  Also set buffer's sysp field.
 857         (destringize_and_run):  No longer need to decrement current line.
 858         * cppfiles.c (_cpp_stack_file):  Set sysp from and in buffer.
 859         (search_path_head, open_file_failed):  Use buffer's sysp.
 860         (cpp_make_system_header):  Get current map using linemap_lookup.
 861         Also set buffer's sysp flag.
 862         * cppmacro.c (_cpp_builtin_macro_text):  Likewise use linemap_lookup.
 863         * cpphash.h (CPP_INCREMENT_LINE):  New macro.
 864         (struct cpp_buffer):  Moved fields saved_cur, saved_rlimit to ...
 865         (struct cpp_reader):  ... and adding saved_line_base field.
 866         * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
 867         Update accordingly.  Don't adjust line.
 868         (_cpp_scan_out_logical_line):  Use CPP_INCREMENT_LINE.
 869         * cpphash.c (CPP_IN_SYSTEM_HEADER):  Replaced macro by ...
 870         (cpp_in_system_header):  ... new inline function, using buffer's sysp.
 871         * cpperror.c (_cpp_begin_message):  Update to use cpp_in_system_header.
 872         * cpplex.c (_cpp_lex_direct):  Likewise.
 873         * cppmacro.c (_cpp_builtin_macro_text):  Likewise.
 874         * cppmacro.c (_cpp_create_definition):  Use buffer's sysp field.
 875         * cpplib.h (struct cpp_token):  Rename line field to src_loc.
 876         Remove col field as it is now subsumed by src_loc.
 877         * cpperror.c:  Update various field, parameter, and macro names.
 878         (print_location):  If col==0, try SOURCE_COLUMN of line.
 879         (cpp_error):  Use cur_token's src_loc field, rather than line+col.
 880         * cpplib.c (do_diagnostic):  Token's src_loc fields replaces line+col.
 881         * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
 882         _cpp_skip_block_comment):  Use CPP_INCREMENT_LINE.
 883         (_cpp_temp_token):  Replace cpp_token's line+col fields by src_loc.
 884         (_cpp_get_fresh_line):  Don't need to adjust line for missing newline.
 885         (_cpp_lex_direct):  Use linemap_position_for_column.
 886         * c-ppoutput.c (maybe_print_line, print_line):  Don't take map
 887         parameter.  Instead get it from the line_table global.  Adjust callers.
 888         (print):  Remove map field.  Replace line field to src_line.
 889         (init_pp_output, account_for_newlines, maybe_print_line):  Adjust.
 890         (cb_line_change):  Use SOURCE_COLUMN.  Minor optimizations.
 891         (pp_file_change):  Use MAIN_FILE_P since we cannot checked print.map.
 892         Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
 893         * cpptrad.c (copy_comment):  Rename variable.
 894         * c-lex.c (map):  Remove static variable, for same reason we removed
 895         cpp_reader's map field.
 896         (cb_line_change, cb_def_pragma, cb_define, cb_undef):  Hence we need
 897         to call linemap_lookup.
 898         (cb_line_change):  Token's line field replaced by src_loc.
 899         (fe_file_change):  Use MAINFILE_P and LAST_SOURCE_LINE macros.
 900         Don't save new_map.
 901
 902         * cpphash.h, cpperror.c, cpplib.h:  Some renames of fileline to
 903         source_location.
 904
 905 2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
 906
 907         * config/rs6000/altivec.md (*movv4si_internal): At least one
 908         operand must be register_operand.
 909         (*movv8hi_internal1): Likewise.
 910         (*movv16qi_internal1): Likewise.
 911         (*movv4sf_internal1): Likewise.
 912
 913 2004-02-10  Aldy Hernandez  <aldyh@redhat.com>
 914
 915         * config/rs6000/spe.md ("*movv2si_internal"): Check for register
 916         operand.
 917         (movv4hi_internal): Same.
 918         (movv2sf_internal): Same.
 919         (movv1di_internal): Same.
 920
 921 2004-02-11  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>
 922
 923         * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
 924         TARGET_OLDABI consistently.
 925         * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
 926         mips_va_arg,override_options,compute_frame_size,
 927         mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
 928         ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
 929         and TARGET_OLDABI consistently.
 930         * config/mips/mips.md (exception_receiver): Likewise.
 931         * config/mips/linux64.h: Likewise.
 932
 933 2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
 934
 935         * gcc/config/rs6000/rs6000.c (rs6000_override_options)
 936         Set AltiVec ABI and vrsave as default for ppc64 linux.
 937         (init_cumulative_args): Post error, if try to return
 938         value in AltiVec register without enable AltiVec.
 939         (function_arg_advance): Ditto for passing arguments.
 940
 941 2004-02-11  Richard Sandiford  <rsandifo@redhat.com>
 942
 943         * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
 944         a label before updating its usage count.
 945
 946 2004-02-10  Matt Kraai  <kraai@alumni.cmu.edu>
 947
 948         * doc/install.texi: Remove extra cd.
 949
 950 2004-02-10  Ziemowit Laski  <zlaski@apple.com>
 951
 952         * c-common.c (vector_size_helper): Remove; call
 953         reconstruct_complex_type() instead.
 954         * tree.c (reconstruct_complex_type): New function
 955         (formerly vector_size_helper() in c-common.c).
 956         (make_vector): Make externally visible.
 957         * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
 958
 959 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
 960
 961         * config/h8300/h8300-protos.h: Add a prototype for
 962         h8300_regs_ok_for_stm.
 963         * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
 964         * config/h8300/h8300.md (stm_h8300s_2_advanced,
 965         stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
 966         stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
 967         stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
 968         ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
 969         ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
 970         ldm_h8300s_4_normal, ldm_h8300s_4): Use
 971         h8300_regs_ok_for_stm().
 972
 973 2004-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
 974
 975         PR c/14088
 976         real.c (real_from_string): Look for 'X' as well as 'x' in
 977         hexfloat strings.
 978
 979 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
 980
 981         * config/h8300/h8300.md: Remove an incorrect comment about
 982         peephole2.  Add comments.
 983
 984 2004-02-10  Josef Zlomek  <zlomekj@suse.cz>
 985
 986         PR/14058
 987         * emit-rtl.c (set_decl_incoming_rtl): New.
 988         * tree.h (set_decl_incoming_rtl): New.
 989         * function.c (assign_parms): Use set_decl_incoming_rtl for setting
 990         DECL_INCOMING_RTL.
 991         * ada/misc.c (adjust_decl_rtl): Likewise.
 992
 993 2004-02-10  Per Bothner  <per@bothner.com>
 994
 995         * c-opts.c (c_common_post_options):   Don't emit working directory
 996         in cpp output if -P was specified.
 997
 998 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
 999
1000         PR c/14092
1001         * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
1002         negate_expr back to the original type.
1003
1004 2004-02-10  Alan Modra  <amodra@bigpond.net.au>
1005
1006         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
1007         bump retaddr here.
1008
1009 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
1010
1011         * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
1012         gen_lowpart_SUBREG): Move under the file in which they
1013         are actually declared.
1014
1015 2004-02-10  Arnaud Charlet  <charlet@act-europe.fr>
1016
1017         * doc/sourcebuild.texi: Add libada documentation.
1018
1019         * doc/install.texi: Update documentation on Ada build, now
1020         that the GNAT lib and tools are built automatically.
1021
1022 2004-02-10  Richard Sandiford  <rsandifo@redhat.com>
1023
1024         * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
1025         && TARGET_IRIX.
1026
1027 2004-02-09  Ziemowit Laski  <zlaski@apple.com>
1028
1029         * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
1030         boundaries outside build_component_ref() call (a macro in ObjC++).
1031
1032 2004-02-09  Bob Wilson  <bob.wilson@acm.org>
1033
1034         * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
1035         (init_cumulative_args): Likewise.
1036         (a7_overlap_mentioned_p): Delete prototype.
1037         * config/xtensa/xtensa.c (struct machine_function): Replace
1038         incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
1039         Add set_frame_ptr_insn field.
1040         (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
1041         (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
1042         if the operand is an argument in a7.  If so, copy a7 to a new pseudo
1043         at the function entry and replace the operand with the pseudo.
1044         (init_cumulative_args): Remove unused arguments.  Add new "incoming"
1045         argument and record this flag in CUMULATIVE_ARGS.
1046         (function_arg): Remove result_mode and special-case code to handle
1047         arguments in a7.  Instead, set need_a7_copy flag when there is an
1048         incoming argument in a7.
1049         (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
1050         and use the value recorded in cfun->machine->set_frame_ptr_insn.
1051         (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
1052         need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
1053         special-case code.
1054         (a7_overlap_mentioned_p): Delete.
1055         * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
1056         (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
1057         arguments to init_cumulative_args and pass "incoming" flag instead.
1058         (BLOCK_REG_PADDING): Delete.
1059         * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
1060         checks for reload_in_progress and reload_completed.  Update calls to
1061         xtensa_copy_incoming_a7.
1062         (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
1063         to call xtensa_copy_incoming_a7.
1064
1065 2004-02-09  DJ Delorie  <dj@redhat.com>
1066
1067         * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
1068         longer modify standard_exec_prefix, standard_bindir_prefix, or
1069         standard_startfile_prefix.
1070
1071 2004-02-09  James E Wilson  <wilson@specifixinc.com>
1072
1073         PR c++/11295
1074         * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
1075         to expand_expr_real call, and pass in alt_rtl as last argument.
1076
1077         PR libstdc++/5625
1078         * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
1079         * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
1080         * builtins.def (BUILT_IN_EXTEND_POINTER): New.
1081         * except.c (expand_builtin_extend_pointer): New.
1082         * except.h (expand_builtin_extend_pointer): Declare.
1083
1084 2004-02-09  David Edelsohn  <edelsohn@gnu.org>
1085
1086         * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
1087         unaligned loads and stores.
1088
1089 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1090
1091         * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
1092         * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
1093
1094         * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
1095         * config/mips/iris5.h: ... here.
1096         * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
1097
1098         * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
1099         * config/mips/iris5.h: ... here.
1100
1101 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1102
1103         * configure.ac: Remove default executable files before AC_PROG_CC.
1104         * configure: Regenerate.
1105
1106 2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
1107
1108         PR target/13721
1109         * config/h8300/h8300.c (byte_reg): Call abort() if asked to
1110         print a operand other than a register.
1111
1112 2004-02-09  Roger Sayle  <roger@eyesopen.com>
1113
1114         * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
1115         tree code rather than call fold_convert, which doesn't specify a
1116         default floating point to integer conversion.
1117
1118 2004-02-08  Bernardo Innocenti  <bernie@develer.com>
1119
1120         * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
1121         code to support SGS assembler.  Reformat adjacent code where possible.
1122         * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
1123         definition.
1124         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
1125         for '%#'.
1126         * config/m68k/linux.h, config/m68k/m68k.c,
1127         * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
1128         macros and asm_printf() format strings.
1129         * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
1130         * config/m68k/linux.h: Update copyright.
1131         * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
1132
1133 2004-02-08  Andreas Schwab  <schwab@suse.de>
1134             Bernardo Innocenti  <bernie@develer.com>
1135
1136         * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
1137         REGISTER_PREFIX.
1138         * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
1139         frame pointer register, overridable by OS targets.
1140         * (M68K_REGNAME): Macro to obtain register name for asm output,
1141         eventually replacing %a6 with M68K_FP_REG_NAME.
1142         * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
1143         * config/m68k/linux.h (REGISTER_NAMES): Likewise.
1144         * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
1145         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
1146         * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
1147
1148 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
1149
1150         * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
1151         hook_rtx_tree_int_null.
1152         * targhooks.c (default_struct_value_rtx): Remove.
1153         * targhooks.h: Remove the prototype for
1154         default_struct_value_rtx.
1155         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
1156         config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
1157         config/ip2k/ip2k.c, config/iq2000/iq2000.c,
1158         config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
1159         config/mn10300/mn10300.c, config/pdp11/pdp11.c,
1160         config/rs6000/rs6000.c, config/s390/s390.c,
1161         config/stormy16/stormy16.c, config/v850/v850.c,
1162         config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
1163         * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
1164
1165 2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
1166
1167         * README.Portability: Change "ISO C89" to "ISO C90".
1168         * c-parse.in (primary, initelt): Likewise.
1169
1170 2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
1171
1172         * real.c (encode_ibm_extended): Normalize the input value before
1173         converting it to a double.  Handle the case where a normal value
1174         rounds to infinity.
1175
1176 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
1177
1178         * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
1179         warning.
1180         * cse.c (preferrable): Change to preferable. Update all of its
1181         callers.
1182         * genautomata.c (ainsn): Change
1183         first_ainsn_with_given_equialence_num to
1184         first_ainsn_with_given_equivalence_num.  Update all of its
1185         references.
1186
1187 2004-02-08  Jan Hubicka  <jh@suse.cz>
1188
1189         * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
1190
1191 2004-02-07  David Edelsohn  <edelsohn@gnu.org>
1192
1193         * function.c (assign_parms): Fix formatting.
1194
1195 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1196
1197         * default.h (PROMOTE_PROTOTYPES): Remove.
1198         * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
1199         STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
1200         EXPAND_BUILTIN_SAVEREGS): Poison.
1201         * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
1202         hook_bool_tree_false.
1203         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1204         * target.h: Replace SETUP_INCOMING_VARARGS with
1205         targetm.calls.setup_incoming_varargs().
1206         * targhooks.c (default_promote_function_return): Remove.
1207         (default_promote_prototypes): Likewise.
1208         (default_struct_value_rtx): Always abort().
1209         (default_expand_builtin_saveregs): Always print an error
1210         message.
1211         (default_setup_incoming_varargs): Do nothing.
1212         (default_pretend_outgoing_varargs_named): Don't depend on
1213         SETUP_INCOMING_VARARGS.
1214         * targhooks.h: Remove the prototype for
1215         default_promote_function_return and
1216         default_promote_prototypes.
1217
1218 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1219
1220         * system.h (SHARED_SECTION_ASM_OP): Poison.
1221         * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
1222         * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
1223
1224 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
1225
1226         Bug 13856
1227         * c-decl.c (diagnose_mismatched_decls): Only give special
1228         treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
1229         is also true.
1230         (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
1231         DECL_FUNCTION_CODE when defining a built-in function.
1232         Don't update DECL_ESTIMATED_INSNS.
1233         * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
1234         FUNCTION_DECLs.
1235         * tree.h: Delete DECL_ESTIMATED_INSNS.
1236         * tree-inline.c (struct inline_data): Delete inlined_insns field.
1237         (expand_call_inline, optimize_inline_calls): Don't update
1238         DECL_ESTIMATED_INSNS nor inlined_insns.
1239         * cgraphunit.c (cgraph_analyze_function): Don't update
1240         DECL_ESTIMATED_INSNS.
1241
1242 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
1243
1244         * c-common.c (shadow_warning): Delete.
1245         * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
1246         * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
1247         * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
1248         * c-parse.in (free_parser_stacks): Delete.
1249
1250 2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
1251
1252         * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
1253         config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
1254         Use the top level mkinstalldirs, not the one in the gcc subdir.
1255         * mkinstalldirs: Remove (from the gcc subdir).
1256
1257 2004-02-07  Roger Sayle  <roger@eyesopen.com>
1258
1259         PR middle-end/13696
1260         * fold-const.c (fold_convert): New function to provide type
1261         conversion to the middle-end without using convert.
1262         (negate_expr, associate_trees, size_diffop, omit_one_operand,
1263         operand_equal_for_comparison_p, pedantic_omit_one_operand,
1264         invert_truthvalue, optimize_bit_field_compare, range_binop,
1265         decode_field_reference, make_range, build_range_check, unextend,
1266         fold_truthop, extract_muldiv_1, fold_mathfn_compare,
1267         fold_binary_op_with_conditional_arg, fold_inf_compare,
1268         fold_single_bit_test, fold, multiple_of_p): Replace all calls to
1269         convert with calls to fold_convert.
1270
1271 2004-02-07  Jan Hubicka  <jh@suse.cz>
1272
1273         * genrecog.c (find_operand): add extra argument stop.
1274         (validate_pattern): Verify that mach_dup is duplicating operand
1275         defined lexically earlier.
1276
1277 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1278
1279         * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
1280         * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
1281         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
1282         * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
1283         config/ia64/ia64.h, config/ip2k/ip2k.h,
1284         config/iq2000/iq2000.h, config/mips/iris5.h,
1285         config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
1286         config/rs6000/aix51.h, config/rs6000/aix52.h,
1287         config/rs6000/darwin.h, config/rs6000/rs6000.h,
1288         config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
1289         config/sparc/linux.h, config/sparc/linux64.h,
1290         config/sparc/netbsd-elf.h, config/sparc/sparc.h,
1291         config/xtensa/xtensa.h: Remove the definitions of
1292         MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
1293         MAX_WCHAR_TYPE_SIZE.
1294         * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
1295         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
1296
1297 2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
1298
1299         PR bootstrap/13990
1300         * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
1301         gen_rtx_NE.
1302
1303 2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
1304
1305         * var-tracking.c (vt_add_function_parameters): Surround checkings by
1306         #ifdef ENABLE_CHECKING and #endif.
1307
1308 2004-02-07  Roger Sayle  <roger@eyesopen.com>
1309
1310         * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
1311         either (-A)-B or (-B)-A, if A or B is easily negated respectively.
1312         (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
1313         integer types and floating point with unsafe_math_optimizations.
1314         Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
1315         Optimize A - B as A + (-B), if B is easily negated.
1316
1317 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1318
1319         * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
1320         config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
1321         config/m32r/linux.h, config/rs6000/ppc64-fp.c,
1322         config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
1323         Update copyright.
1324
1325 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1326
1327         * c-ppoutput.c, var-tracking.c: Fix comment typos.
1328
1329 2004-02-06  James E Wilson  <wilson@specifixinc.com>
1330
1331         * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
1332         glibc 2.3 or better.
1333
1334 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1335
1336         * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
1337         to FLOAT_LIB_COMPARE_RETURNS_BOOL.
1338
1339 2004-02-07  Alan Modra  <amodra@bigpond.net.au>
1340
1341         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1342         (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1343         (SHLIB_MKMAP_OPTS): Delete.
1344         (TARGET_LIBGCC2_CFLAGS): Add -specs.
1345         (bispecs): Add rule.
1346         * config/rs6000/libgcc-ppc64.ver: New file.
1347         * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
1348         (__floatdidf, __floatdisf): Optimize multiply.
1349         (__fixunstfdi): New function.
1350         * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
1351         real and imag parts larger than one register.
1352         (function_arg): Correct type of reg used when fp arg split partially
1353         to stack.
1354         * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
1355         and __MACH__ or __powerpc64__.
1356
1357 2004-02-06  Roger Sayle  <roger@eyesopen.com>
1358             Ulrich Weigand  <uweigand@de.ibm.com>
1359
1360         * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
1361         of gen_highpart or gen_lowpart when the floating point format is
1362         wider than the result mode.
1363
1364 2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
1365
1366         * dwarf2out.c (loclabel_num): Move into #ifdef
1367         DWARF2_DEBUGGING_INFO.
1368
1369 2004-02-06  Ziemowit Laski  <zlaski@apple.com>
1370
1371         * objc/objc-act.c (build_super_template) the 'class' field of
1372         'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
1373         (get_super_receiver): Likewise.
1374
1375 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1376
1377         * reload1.c (check_eliminable_occurrences): Optimize the reset
1378         of can_eliminate.
1379         (eliminate_regs_in_insn): Likewise.
1380
1381 2004-02-06  Daniel Berlin <dberlin@dberlin.org>
1382             Josef Zlomek  <zlomekj@suse.cz>
1383
1384         * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
1385         at the beginning of function, call dwarf2out_var_location for
1386         NOTE_INSN_VAR_LOCATION note.
1387         (struct var_loc_node, struct var_loc_list_def, loclabel_num,
1388         decl_loc_table): New.
1389         (lookup_decl_loc): New function.
1390         (add_var_loc_to_decl): New function.
1391         (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
1392         only if can_use_fbreg.
1393         (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
1394         functions.
1395         (loc_descriptor): Likewise. Process VAR_LOCATION.
1396         (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
1397         (loc_descriptor_from_tree): Call mem_loc_descriptor with
1398         can_use_fbreg == true.
1399         (add_location_or_const_value_attribute): Added parameter enum
1400         dwarf_attribute attr, generate attribute ATTR.  Create the location list.
1401         (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
1402         (gen_formal_parameter_die): Call add_location_or_const_value_attribute
1403         with attr == DW_AT_location.
1404         (gen_subprogram_die): Generate the location list for DW_AT_frame_base
1405         if frame_base_decl is defined and has a location list.
1406         (gen_variable_die): Call add_location_or_const_value_attribute with
1407         attr == DW_AT_location.
1408         (dwarf2out_var_location): New function.
1409         (dwarf2out_begin_function): New function.
1410         (dwarf2out_init): Create decl_loc_table.
1411
1412 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
1413
1414         * loop.c (force_movables): Transitively increase the priorities of
1415         all insns forces by an insn, not just the first one.
1416
1417 2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
1418             Daniel Berlin <dberlin@dberlin.org>
1419
1420         Josef Zlomek  <zlomekj@suse.cz>
1421         * Makefile.in (var-tracking.o): New.
1422         * common.opt (fvar-tracking): New.
1423         * flags.h (flag_var_tracking): New.
1424         * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
1425         * opts.c (common_handle_option): Add OPT_fvar_tracking.
1426         * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
1427         * rtl.c (note_insn_name): Likewise.
1428         * rtl.def (VAR_LOCATION): New.
1429         * rtl.h (NOTE_VAR_LOCATION): New.
1430         (NOTE_VAR_LOCATION_DECL): New.
1431         (NOTE_VAR_LOCATION_LOC): New.
1432         (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
1433         (variable_tracking_main): New exported function.
1434         * timevar.def (TV_VAR_TRACKING): New.
1435         * toplev.c (enum dump_file_index): Added DFI_vartrack.
1436         (dump_file): "vartrack" was added (-dV).
1437         (flag_var_tracking): New.
1438         (f_options): "var-tracking" was added.
1439         (rest_of_handle_variable_tracking): New function.
1440         (rest_of_compilation): Run variable tracking.
1441         (process_options): If user has not specified flag_var_tracking set it
1442         according to optimize, debug_info_level and debug_hooks.
1443         * tree.h (frame_base_decl): New.
1444         * var-tracking.c: New file.
1445         * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
1446         (ia64_override_options): Set flags to run variable tracking in machine
1447         dependent reorg instead of toplev.c.
1448         (ia64_reorg): Run variable tracking if wanted.
1449         * doc/invoke.texi: Mention variable tracking in -dV,
1450         add and -fvar-tracking.
1451         * doc/passes.texi: Added variable tracking pass.
1452
1453         Daniel Berlin <dberlin@dberlin.org>
1454         * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
1455         * dbxout.c (dbx_debug_hooks): Likewise.
1456         (xcoff_debug): Likewise.
1457         * debug.c (do_nothing_debug_hooks): Likewise.
1458         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1459         * dwarfout.c (dwarf_debug_hooks): Likewise.
1460         * sdbout.c (sdb_debug_hooks): Likewise.
1461         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1462         * final.c (final_scan_insn): Call var_location debug hook for each
1463         NOTE_INSN_VAR_LOCATION.
1464
1465 2004-02-06  Jan Hubicka  <jh@suse.cz>
1466
1467         * flow.c (update_life_info): Allocate reg_deaths when called from
1468         scheudler.
1469         (attempt_auto_inc):  Update life ranges accordingly.
1470
1471 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
1472
1473         PR debug/11816
1474         * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
1475
1476 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
1477
1478         * cfganal.c (flow_call_edges_add): Never split a libcall block.
1479
1480 2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
1481
1482         * dwarf2out.c (output_loc_list): Don't use deltas if we have
1483         a separate line info table in use.
1484         Use the correct size for terminators.
1485         (output_die): Use offset, not delta.
1486
1487 2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
1488
1489         * doc/invoke.texi: Remove the pni option from -mfpmath=.
1490
1491 2004-02-06  Jan Hubicka  <jh@suse.cz>
1492
1493         * recog.c (split_all_insns): Do not update reg info.
1494         * regrename.c (regrename_optimize): Likewise.
1495         * toplev.c (rest_of_handle_reorder_blocks): Likewise.
1496         * flow.c (struct propagate_block_info): Add insn_num field.
1497         (reg_deaths): New array.
1498         (life_analysis): Free reg_deaths info.
1499         (allocate_reg_life_data): Allocate reg_deaths array.
1500         (propagate_one_insn): Use new array.
1501         (init_propagate_block): Initialize it.
1502         (free_propagate_block_info): Finish compuation of
1503         REG_LIVE_LENGTH
1504         (attempt_auto_inc): Sanity check that REG_INFO is not
1505         computed at same time.
1506         (mark_used_regs): Update new array.
1507
1508         * reg-stack.c (subst_stack_regs): Unshare clobbers before
1509         substitution.
1510
1511 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1512
1513         * config/s390/s390.md (*extendsiqi2_short_displ): Change to
1514         *extendqisi2_short_displ.
1515
1516 2004-02-06  Alan Modra  <amodra@bigpond.net.au>
1517
1518         * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
1519         * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
1520         (emit_library_call_value_1): Likewise pass nargs.
1521         * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
1522         * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
1523         * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
1524         parameter instead of scanning TYPE_ARGS_TYPES to count args.
1525         * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
1526         prototype.
1527         * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
1528         (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
1529         (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
1530         * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
1531         INIT_CUMULATIVE_ARGS.
1532         * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
1533         * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
1534         config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
1535         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
1536         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
1537         config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
1538         config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
1539         config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
1540         config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
1541         config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
1542         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1543         config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
1544
1545 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1546
1547         * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
1548         possible.
1549
1550 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1551
1552         * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
1553         note containing (plus (reg) (const_int)), where reg is an
1554         eliminable reg, then perform the register elimination without
1555         depending on eliminate_regs().
1556
1557 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1558
1559         * config/arc/arc.c (arc_return_in_memory): Check the return
1560         value of int_size_in_bytes against -1.  Don't check
1561         TREE_ADDRESSABLE.
1562         * config/avr/avr.c (avr_return_in_memory): Check the return
1563         value of int_size_in_bytes against -1.
1564         * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
1565         * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
1566         Likewise.
1567         * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
1568         * config/stormy16/stormy16.c (xstormy16_return_in_memory):
1569         Likewise.
1570
1571 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1572
1573         * config/frv/frv-protos.h: Remove the prototype for
1574         frv_setup_incoming_varargs.
1575         * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
1576         (frv_setup_incoming_varargs): Make it static.
1577         * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
1578
1579 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1580
1581         * config/fr30/fr30-protos.h: Remove the prototype for
1582         fr30_setup_incoming_varargs.
1583         Update the prototypes for fr30_num_arg_regs and
1584         fr30_function_arg_partial_nregs.
1585         * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
1586         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1587         (fr30_setup_incoming_varargs): Make it static.
1588         Add argument second_time.  Don't do anything when second_time
1589         is nonzero.
1590         (fr30_num_arg_regs): Change the type of the first argument to
1591         enum machine_mode.
1592         (fr30_function_arg_partial_nregs): Change the type of the
1593         second argument to enum machine_mode.
1594         * config/fr30/fr30.h (STRUCT_VALUE): Remove.
1595         (SETUP_INCOMING_VARARGS): Remove.
1596
1597 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
1598
1599         * config/arc/arc-protos.h: Remove the prototype for
1600         arc_setup_incoming_varargs.
1601         * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
1602         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1603         (arc_setup_incoming_varargs): Make it static.
1604         (arc_external_libcall): Likewise.
1605         * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
1606         Remove the commented-out definition of
1607         ASM_OUTPUT_EXTERNAL_LIBCALL.
1608
1609 2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
1610
1611         * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
1612         to $$(slibdir) in the installation commands.
1613
1614 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
1615
1616         * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
1617         with inner_regno, not regno.
1618         * rtlanal.c (refers_to_regno_p): Same.
1619
1620 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
1621
1622         * config.gcc: Remove i370 support.
1623
1624 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
1625
1626         * doc/install.texi:  Update automake and autoconf version
1627         requirements.  Note where to find gcj automake version.
1628
1629 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
1630
1631         * Makefile.in (generate-manpages): Move dependencies to ...
1632         (man): here.
1633         * doc/makefile.texi: Document new targets.
1634         * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
1635
1636 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
1637
1638         PR/13485
1639         Makefile.in (srcextra):  Add a level of indirection to ...
1640         (gcc.srcextra): ... here.
1641         (po-generated): Delete.
1642         (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
1643         options.c.
1644         (start.encap): Remove superfluous lang.srcextra dependency.
1645         objc/Make-lang.in (po-generated):  Delete.
1646
1647 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
1648
1649         * config/ia64/ia64.c (REG_GP): Remove.
1650
1651 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1652
1653         * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
1654
1655 2004-02-05  Devang Patel  <dpatel@apple.com>
1656
1657         * dwarf2out.c (force_type_die): Look up input type itself
1658         instead of root_type() of type.
1659
1660 2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
1661
1662         * config/s390/s390.md ("*tmqidi_ext"): New insn.
1663         ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
1664         pre-reload splitters are transformed to post-reload
1665         define_insn_and_split patterns.
1666         ("*tmqisi_ext"): Renamed old "*tmqi_ext".
1667
1668 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
1669
1670         * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
1671         TARGET_PROMOTE_PROTOTYPES.
1672
1673 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1674
1675         PR middle-end/13750
1676         Revert:
1677         2004-01-15  Geoffrey Keating  <geoffk@apple.com>
1678         PR pch/13361
1679         * c-typeck.c (constructor_asmspec): Delete.
1680         (struct initializer_stack): Delete field 'asmspec'.
1681         (start_init): Delete saving of asmspec.
1682         (finish_init): Don't update constructor_asmspec.
1683         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
1684         * stmt.c (expand_asm): Duplicate strings from tree.
1685         (expand_asm_operands): Likewise.
1686         * tree.c (tree_size): Update computation of size of STRING_CST.
1687         (make_node): Don't make STRING_CST nodes.
1688         (build_string): Allocate string with tree node.
1689         * tree.def (STRING_CST): Update comment.
1690         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
1691         (tree_string): Place contents of string in tree node.
1692         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
1693         from tree.
1694
1695 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1696
1697         * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
1698         msgid.
1699
1700 2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
1701
1702         * config/rs6000/altivec.md (*movv4si_internal): At least one
1703         operand must be altivec_register_operand.
1704         (*movv8hi_internal1): Likewise.
1705         (*movv16qi_internal1): Likewise.
1706         (*movv4sf_internal1): Likewise.
1707
1708 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
1709
1710         * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
1711         * configure: Regenerate.
1712
1713 2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
1714
1715         * doc/install.texi: Update description of --gxx-include-dir to
1716         give correct default value.
1717
1718 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
1719
1720         * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
1721         8 with MAC_REG.
1722
1723 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
1724
1725         * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
1726         gen_rtx_PARALLEL.
1727
1728 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
1729
1730         * emit-rtl.c: Update the comment about the file.
1731
1732 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1733
1734         * sourcebuild.texi (Test Idioms): Update testcase naming
1735         conventions.
1736
1737 2004-02-04  Per Bothner  <per@bothner.com>
1738
1739         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
1740         * c-ppoutput.c (pp_dir_change):  New function.
1741         * c-common.h (pp_dir_change):  New declaration.
1742         * cpplib.h (struct cpp_options):  Remove working_directory field.
1743         * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
1744         (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
1745         Don't handle -fworking_directory here, but in c_common_post_options.
1746         (read_original_directory): Don't back up when done.
1747         Don't clear no-longer used working_directory flag.
1748         * cpplib.h:  Update declarations to match.
1749         * c-lex.c (cb_dir_change):  Move to c-opts.c.
1750         (init_c_lex):  Don't set dir_change callback here, since we want
1751         to set it even if flag_preprocess_only.
1752         * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
1753         (c_common_post_options):  Set dir_change callback.
1754         Call pp_dir_change if approporiate.
1755         (finish_options):  Don't call cpp_find_main_file here.  Hence remove
1756         unneeded parameter and result. Do LC_RENAME for <built-in>.
1757         (c_common_post_options):  Call cpp_read_main_file here instead.
1758         (c_common_init):  Update accordingly.
1759         (push_command_line_include):  Don't cpp_push_main_file.
1760         Do LC_RENAME rather than LC_LEASE to get back to main file.
1761         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
1762         (c_common_parse_file):  Call cpp_read_main_file for subsequent main
1763         files, but call finish_options for all files.
1764         * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
1765         * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
1766         cpp_find_main_file + cpp_push_main_file.
1767         * c-lex.c (fe_file_change):  Don't set main_input_filename here.
1768         * opts.c (handle_options):  Only set main_input_filename first time.
1769
1770 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
1771
1772         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
1773
1774 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
1775
1776         * reload.c (find_equiv_reg): When checking for register overlap,
1777         don't index hard_regno_nregs with a pseudo-reg.
1778
1779 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
1780
1781         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
1782
1783 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
1784
1785         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
1786         against FIRST_PSEUDO_REGISTER.
1787
1788 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1789
1790         * Makefile.in: Move target, host overrides after per-language
1791         fragments.
1792
1793         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
1794         (GNATLIBCFLAGS): Remove -g.
1795
1796 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1797
1798         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
1799         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
1800         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
1801         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
1802         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
1803         config/sparc/sparc.c, config/vax/vax.c: Revert the
1804         replacements of "FALLTHRU" with "Fall through" done in the
1805         previous patch.
1806
1807 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1808
1809         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1810         config/arm/arm.c, config/arm/arm.md,
1811         config/cris/cris-protos.h, config/fr30/fr30.c,
1812         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
1813         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
1814         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
1815         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
1816         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
1817         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
1818         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
1819         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
1820         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
1821         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
1822         config/s390/s390.md, config/sparc/netbsd-elf.h,
1823         config/sparc/openbsd.h, config/sparc/sparc.c,
1824         config/xtensa/lib2funcs.S: Fix comment formatting.
1825
1826 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1827
1828         * config/alpha/alpha.c, config/arc/arc.c,
1829         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
1830         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1831         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
1832         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
1833         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
1834         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
1835         config/iq2000/iq2000.c, config/m32r/m32r.c,
1836         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
1837         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
1838         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
1839         config/rs6000/rs6000.h, config/sparc/sparc.c,
1840         config/vax/vax.c: Fix comment typos.  Follow spelling
1841         conventions.
1842
1843 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1844
1845         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
1846         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
1847         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
1848         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
1849         config/arm/fpa.md, config/arm/iwmmxt.md,
1850         config/arm/netbsd-elf.h, config/arm/netbsd.h,
1851         config/m68hc11/m68hc11.md, config/mips/iris5.h,
1852         config/mn10300/mn10300.md, config/rs6000/altivec.md,
1853         config/sparc/netbsd-elf.h: Update copyright.
1854
1855 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
1856
1857         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
1858         for all modes whose size is greater than 8 bytes if ARCH32.
1859         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
1860         by reference if ARCH32.
1861
1862 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
1863
1864         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
1865
1866 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
1867
1868         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
1869         to before adddi3 insn patterns.
1870         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
1871         "reload_insi"): Move to before addsi3 insn patterns.
1872
1873 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
1874
1875         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
1876         parameter.  Use it instead of current_function_is_thunk.
1877         * function.h (struct function): Update documentation for is_thunk.
1878         * tree.h (CALL_FROM_THUNK_P): New macro.
1879         * config/alpha/alpha.c (alpha_sa_mask): Do not check
1880         no_new_pseudos when testing current_function_is_thunk.
1881         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
1882
1883 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1884
1885         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
1886         TARGET_SETUP_INCOMING_VARARGS.
1887
1888 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1889
1890         * emit-rtl.c (gen_rtx): Remove.
1891         * genattrtab.c: Don't mention gen_rtx in a comment.
1892         * rtl.h: Remove the prototype for gen_rtx.
1893         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
1894
1895 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1896
1897         * config/arc/arc.h, config/fr30/fr30.h
1898         (SETUP_INCOMING_VARARGS): Remove the target-independent
1899         comments.
1900         * doc/tm.texi: Don't mention deprecated target macros.
1901
1902 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1903
1904         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
1905         target-independent comment.
1906
1907 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1908
1909         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
1910         mention deprecated target macros.
1911
1912 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
1913
1914         * config.gcc: Remove obsolete ports and configurations.
1915         * config/linux-aout.h, config/netware.h,
1916         config/t-linux-gnulibc1, config/d30v/abi,
1917         config/d30v/d30v-protos.h, config/d30v/d30v.c,
1918         config/d30v/d30v.h, config/d30v/d30v.md,
1919         config/d30v/libgcc1.asm, config/d30v/t-d30v,
1920         config/dsp16xx/dsp16xx-modes.def,
1921         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
1922         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
1923         config/i370/README, config/i370/i370-c.c,
1924         config/i370/i370-protos.h, config/i370/i370.c,
1925         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
1926         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
1927         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
1928         config/i386/moss.h, config/i386/netware.h,
1929         config/i386/svr3.ifile, config/i386/svr3dbx.h,
1930         config/i386/svr3gas.h, config/i386/svr3z.ifile,
1931         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
1932         config/i960/i960-c.c, config/i960/i960-coff.h,
1933         config/i960/i960-modes.def, config/i960/i960-protos.h,
1934         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
1935         config/i960/rtems.h, config/i960/t-960bare,
1936         config/m68k/hp310.h, config/m68k/hp320.h,
1937         config/m68k/hp320base.h, config/m68k/m68kv4.h,
1938         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
1939         Remove.
1940         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
1941         doc/md.texi: Remove mentions of obsolete ports.
1942
1943 2004-02-04  Jan Hubicka  <jh@suse.cz>
1944
1945         * alias.c (find_base_term, get_addr):  Do not dereference NULL
1946         pointer when all VALUE's locations has been invalidated.
1947         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
1948
1949 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
1950
1951         * doc/invoke.texi (x86 options): Fix spelling/wording.
1952
1953 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
1954
1955         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
1956         put the original string in a comment.
1957         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
1958         * config/mips/mips.c (mips_output_ascii): Likewise.
1959         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
1960
1961 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1962
1963         * system.h (GIV_SORT_CRITERION): Poison.
1964         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
1965         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
1966
1967 2004-02-03  Roger Sayle  <roger@eyesopen.com>
1968
1969         PR target/9348
1970         * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
1971         multiplies with a multiplication of the wrong signedness, its the
1972         signedness of the multiplication that we've performed that needs to
1973         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
1974         if expand_mult_highpart_adjust places the result in target.
1975
1976 2004-02-03  Richard Henderson  <rth@redhat.com>
1977
1978         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
1979
1980 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
1981
1982         * config.gcc (sh[234]l): Use little endian fragments.
1983
1984 2004-02-03  Paul Koning  <pkoning@equallogic.com>
1985
1986         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
1987         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
1988         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
1989         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
1990         floating point format.
1991         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
1992         the above functions.
1993         (output_move_quad): Output float values in correct target format.
1994         (legitimate_const_double_p): New function.
1995         * config/pdp11/pdp11.h: Fix typos.
1996         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
1997         (TARGET_FLOAT_FORMAT): Ditto.
1998         (pdp11_f_format, pdp11_d_format): Add external declarations.
1999         (MAX_REGS_PER_ADDRESS): Corrected.
2000         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
2001         (PRINT_OPERAND): Output float literals in target format.
2002
2003 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
2004
2005         PR c++/13975
2006         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
2007         TI_PRIVATE.
2008         (access_public_node): Redefine.
2009         (access_protected_node): Likewise.
2010         (access_private_node): Likewise.
2011         * tree.c (build_common_tree_nodes): Create access_public_node,
2012         access_protected_node, and access_private_node.
2013
2014 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
2015
2016         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
2017         (MASK_INLINE_INT_DIV_THR): Ditto.
2018         (MASK_INLINE_SQRT_LAT): Ditto.
2019         (MASK_INLINE_SQRT_THR): Ditto.
2020         (MASK_DWARF2_ASM): Ditto.
2021         (MASK_EARLY_STOP_BITS): Ditto.
2022
2023 2004-02-02  Paul Brook  <paul@codesourcery.com>
2024
2025         Merge from csl-arm-branch.
2026
2027         2004-01-30  Paul Brook  <paul@codesourcery.com>
2028
2029         * aof.h (REGISTER_NAMES): Add vfp reg names
2030         (ADDITIONAL_REGISTER_NAMES): Ditto.
2031         * aout.h (REGISTER_NAMES): Ditto.
2032         (ADDITIONAL_REGISTER_NAMES): Ditto.
2033         * arm-protos.h: Update/Add Prototypes.
2034         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
2035         Only allow 0.0 for VFP.
2036         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
2037         (values_fp): Rename from values_fpa.  Update Users.
2038         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
2039         Update users.  Only check valid constants for this hardware.
2040         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
2041         Only allow consts for FPA.
2042         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
2043         Only allow consts for FPA.
2044         (use_return_insn): Check for saved VFP regs.
2045         (arm_legitimate_address_p): Handle VFP DFmode addressing.
2046         (arm_legitimize_address): Ditto.
2047         (arm_general_register_operand): New function.
2048         (vfp_mem_operand): New function.
2049         (vfp_compare_operand): New function.
2050         (vfp_secondary_reload_class): New function.
2051         (arm_float_compare_operand): New function.
2052         (vfp_print_multi): New function.
2053         (vfp_output_fstmx): New function.
2054         (vfp_emit_fstm): New function.
2055         (arm_output_epilogue): Output VPF reg restore code.
2056         (arm_expand_prologue): Output VFP reg save code.
2057         (arm_print_operand): Add 'P'.
2058         (arm_hard_regno_mode_ok): Return modes for VFP regs.
2059         (arm_regno_class): Return classes for VFP regs.
2060         (arm_compute_initial_elimination_offset): Include space for VFP regs.
2061         (arm_get_frame_size): Ditto.
2062         * arm.h (FIXED_REGISTERS): Add VFP regs.
2063         (CALL_USED_REGISTERS): Ditto.
2064         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
2065         (FIRST_VFP_REGNUM): Define.
2066         (LAST_VFP_REGNUM): Define.
2067         (IS_VFP_REGNUM): Define.
2068         (FIRST_PSEUDO_REGISTER): Include VFP regs.
2069         (HARD_REGNO_NREGS): Handle VFP regs.
2070         (REG_ALLOC_ORDER): Add VFP regs.
2071         (enum reg_class): Add VFP_REGS.
2072         (REG_CLASS_NAMES): Ditto.
2073         (REG_CLASS_CONTENTS): Ditto.
2074         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
2075         (REG_CLASS_FROM_LETTER): Add 'w'.
2076         (EXTRA_CONSTRAINT_ARM): Add 'U'.
2077         (EXTRA_MEMORY_CONSTRAINT): Define.
2078         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
2079         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2080         (REGISTER_MOVE_COST): Ditto.
2081         (PREDICATE_CODES): Add arm_general_register_operand,
2082         arm_float_compare_operand and vfp_compare_operand.
2083         * arm.md (various): Rename as above.
2084         (divsf3): Enable when TARGET_VFP.
2085         (divdf3): Ditto.
2086         (movdfcc): Ditto.
2087         (sqrtsf2): Ditto.
2088         (sqrtdf2): Ditto.
2089         (arm_movdi): Disable when TARGET_VFP.
2090         (arm_movsi_insn): Ditto.
2091         (movsi): Only split with general regs.
2092         (cmpsf): Use arm_float_compare_operand.
2093         (push_fp_multi): Restrict to TARGET_FPA.
2094         (vfp.md): Include.
2095         * vfp.md: New file.
2096         * fpa.md (various): Rename as above.
2097         * doc/md.texi: Document ARM w and U constraints.
2098
2099         2004-01-15  Paul Brook  <paul@codesourcery.com>
2100
2101         * config.gcc: Add with_fpu.  Allow with-float=softfp.
2102         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
2103         Break out of loop when we find a float-abi.  Fix typo.
2104         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
2105         Set -mfloat-abi=.
2106         * doc/install.texi: Document --with-fpu.
2107
2108         2003-01-14  Paul Brook  <paul@codesourcery.com>
2109
2110         * config.gcc (with_arch): Add armv6.
2111         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
2112         * config/arm/arm.c (arm_overrride_options): Ditto.
2113
2114         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
2115
2116         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
2117         (FL_ARCH6): Renamed from FL_ARCH6J.
2118         (arm_arch3m): Renamed from arm_fast_multiply.
2119         (arm_arch6): Renamed from arm_arch6j.
2120         * arm.h: Update all uses of above.
2121         * arm-cores.def: Likewise.
2122         * arm.md: Likewise.
2123
2124         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
2125         not arm6j.  Add entry for arch armv6.
2126
2127         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
2128
2129         * arm.c (arm_emit_extendsi): Delete.
2130         * arm-protos.h (arm_emit_extendsi): Delete.
2131         * arm.md (zero_extendhisi2): Also handle zero-extension of
2132         non-subregs.
2133         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
2134         (thumb_zero_extendhisi2): Only match if not v6.
2135         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
2136         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
2137         (thumb_extendqisi2): Likewise.
2138         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
2139         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
2140         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
2141         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
2142         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
2143         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
2144         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
2145         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
2146         (arm_extendqisi2addsi): Likewise.
2147
2148         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
2149
2150         Revert this change:
2151         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
2152         + REG addressing modes.
2153
2154         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
2155         + REG addressing modes.
2156
2157         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
2158
2159         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
2160         CONSTANT_P_RTX.
2161
2162         2003-30-12  Paul Brook  <paul@codesourcery.com>
2163
2164         * longlong.h: protect arm inlines with !defined (__thumb__)
2165
2166         2003-30-12  Paul Brook  <paul@codesourcery.com>
2167
2168         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
2169
2170         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
2171
2172         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
2173         change.
2174
2175         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
2176
2177         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
2178         to the virtual incoming args pointer for downward stacks.
2179
2180         2003-12-29  Paul Brook  <paul@codesourcery.com>
2181
2182         * config/arm/arm-cores.def: Add cost function.
2183         * config/arm/arm.c (arm_*_rtx_costs): New functions.
2184         (arm_rtx_costs): Remove
2185         (struct processors): Add rtx_costs field.
2186         (all_cores, all_architectures): Ditto.
2187         (arm_override_options): Set targetm.rtx_costs.
2188         (thumb_rtx_costs): New function.
2189         (arm_rtx_costs_1): Remove cases handled elsewhere.
2190         * config/arm/arm.h (processor_type): Add COSTS parameter.
2191
2192         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
2193
2194         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
2195         (arm926ejs.md): Include it.
2196         * config/arm/arm926ejs.md: New pipeline description.
2197
2198         2003-12-24  Paul Brook  <paul@codesourcery.com>
2199
2200         * config/arm/arm.c (arm_arch6j): New variable.
2201         (arm_override_options): Set it.
2202         (arm_emit_extendsi): New function.
2203         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
2204         * config/arm/arm.h (arm_arch6j): Declare.
2205         * config/arm/arm.md: Add sign/zero extend insns.
2206
2207         2003-12-23  Paul Brook  <paul@codesourcery.com>
2208
2209         * config/arm/arm.c (all_architectures): Add armv6.
2210         * doc/invoke.texi: Document it.
2211
2212         2003-12-19  Paul Brook  <paul@codesourcery.com>
2213
2214         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
2215         insn patterns to match.
2216         * config/arm/arm-generic.md: Ditto.
2217         * config/arm/cirrus.md: Ditto.
2218         * config/arm/fpa.md: Ditto.
2219         * config/amm/iwmmxt.md: Ditto.
2220         * config/arm/arm1026ejs.md: Ditto.
2221         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
2222         for 11_loadb.
2223
2224         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
2225
2226         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
2227         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
2228         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
2229         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
2230         arm_no_early_mul_dep): Correctly deal with conditional execution,
2231         parallels and single shift operations.
2232         (arm_no_early_alu_shift_value_dep): Define.
2233         * arm.md (attr type): Replace 'normal' with 'alu',
2234         'alu_shift' and 'alu_shift_reg'.
2235         (attr core_cycles): Adjust.
2236         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
2237         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
2238         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
2239         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
2240         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
2241         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
2242         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
2243         attribute appropriately.
2244         * config/arm/arm1026ejs.md (alu_op): Adjust.
2245         (alu_shift_op, alu_shift_reg_op): New.
2246         * config/arm/arm1136.md: Add better bypasses for early
2247         registers. Remove load[234] and store[234] bypasses.
2248         (11_alu_op): Adjust.
2249         (11_alu_shift_op, 11_alu_shift_reg_op): New.
2250
2251         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
2252
2253         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
2254         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
2255         * config/arm/arm.c (arm_no_early_store_addr_dep,
2256         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
2257         * config/arm/arm1026ejs.md: Add load-store bypass.
2258         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
2259         Add bypasses between instructions.
2260
2261         2003-12-10  Paul Brook  <paul@codesourcery.com>
2262
2263         * config/arm/arm.c (arm_fpu_model): New variable.
2264         (arm_fload_abi): New variable.
2265         (target_fpe_name): Rename from target_fp_name.
2266         (target_fpu_name): New variable.
2267         (arm_is_cirrus): Remove.
2268         (fpu_desc): New struct.
2269         (all_fpus): Define.
2270         (pf_model_for_fpu): Define.
2271         (all_loat_abis): Define.
2272         (arm_override_options): Set fp arch flags based on -mfpu=
2273         and -float-abi=.
2274         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
2275         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
2276         (*): Use new TARGET_* flags.
2277         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
2278         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
2279         (TARGET_SOFT_FLOAT): Ditto.
2280         (TARGET_SOFT_FLOAT_ABI): New.
2281         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
2282         TARGET_HARD_FLOAT.
2283         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
2284         (TARGET_OPTIONS): Add -mfpu=.
2285         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
2286         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
2287         (arm_pf_model): Define.
2288         (arm_float_abi_type): Define.
2289         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
2290         * config/arm/arm.md: Use new TARGET_* flags.
2291         * config/arm/cirrus.md: Ditto.
2292         * config/arm/fpa.md: Ditto.
2293         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
2294         * config/arm/semi.h (ASM_SPEC): Ditto.
2295         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
2296         (FPUTYPE_DEFAULT): Set to VFP.
2297         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
2298
2299         2003-11-22  Phil Edwards  <phil@codesourcery.com>
2300
2301         PR target/12476
2302         * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
2303         'bx' instead of 'b' to avoid branch range restrictions.  Output
2304         the thunk immediately before the thunked-to function.
2305         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
2306         .thumb_func if a thunk is being generated.  Emit .code 16 along
2307         with .thumb_func if a thunk is not being generated.
2308
2309         2003-11-15  Nicolas Pitre <nico@cam.org>
2310
2311         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
2312         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
2313         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
2314         (lshrdi3_iwmmxt): Renamed from lshrdi3.
2315         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
2316
2317         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
2318             Ian Lance Taylor  <ian@wasabisystems.com>
2319
2320         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
2321         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
2322
2323         2003-11-05  Phil Edwards  <phil@codesourcery.com>
2324
2325         * config/arm/arm.md (insn):  Add new V6 instruction names.
2326         (generic_sched):  New attr.
2327         * config/arm/arm-generic.md:  Use generic_sched here.
2328         * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
2329         stages of pipeline.  Adjust latency counts accordingly.
2330         * config/arm/arm1136jfs.md:  New file.
2331
2332         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
2333
2334         * config/arm/arm.h (processor_type): New enumeration type.
2335         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
2336         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
2337         (CPP_CPU_ARCH_SPEC): Likewise.
2338         * config/arm/arm.c (arm_tune): New variable.
2339         (all_cores): Use cores.def.
2340         (all_architectures): Add representative processor.
2341         (arm_override_options): Restructure way in which tuning
2342         information is deduced.
2343         * arm.md: Update "insn" and "type" attributes throughout.
2344         (insn): New attribute.
2345         (type): Compute "mult" from "insn" attribute.  Add load2,
2346         load3, load4 alternatives.
2347         (arm automaton): Move to arm-generic.md.
2348         * config/arm/arm-cores.def: New file.
2349         * config/arm/arm-generic.md: Likewise.
2350         * config/arm/arm1026ejs.md: Likewise.
2351
2352 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
2353
2354         * doc/invoke.texi (SPARC options): Remove -mflat and
2355         all -mxxx (xxx:chip) options.
2356         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
2357         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
2358         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
2359         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
2360         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
2361         * config/sparc/sparc.c: Likewise.
2362         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
2363         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
2364         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
2365         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
2366         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
2367         (sparc_flat_must_save_register_p): Likewise.
2368         (sparc_flat_compute_frame_size): Likewise.
2369         (sparc_flat_save_restore): Likewise.
2370         (sparc_flat_function_prologue): Likewise.
2371         (sparc_flat_function_epilogue): Likewise.
2372         (sparc_flat_epilogue_delay_slots): Likewise.
2373         (sparc_flat_eligible_for_epilogue_delay): Likewise.
2374         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
2375         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
2376         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
2377         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
2378         (CONDITIONAL_REGISTER_USAGE): Likewise.
2379         (FRAME_POINTER_REQUIRED): Likewise.
2380         (INITIAL_ELIMINATION_OFFSET): Likewise.
2381         (BASE_RETURN_VALUE_REG): Likewise.
2382         (BASE_OUTGOING_VALUE_REG): Likewise.
2383         (BASE_PASSING_ARG_REG): Likewise.
2384         (BASE_INCOMING_ARG_REG): Likewise.
2385         (INCOMING_REGNO): Likewise.
2386         (OUTGOING_REGNO): Likewise.
2387         (LOCAL_REGNO): Likewise.
2388         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
2389         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
2390         (EPILOGUE_USES): Likewise.
2391         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
2392         ("flat" attribute): Delete.
2393         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
2394         handling.
2395         (call followed by jump define_peephole's): Delete.
2396         (exception_receiver): Likewise.
2397         (builtin_setjmp_receiver): Likewise.
2398         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
2399
2400 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
2401
2402         PR c/11658
2403         PR c/13994
2404         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
2405         on langhooks.h.
2406         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
2407         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
2408         Include langhooks.h.  Replace c_common_truthvalue_conversion
2409         with the truthvalue_conversion language hook throughout.
2410         (expr_no_commas): Call default_conversion before save_expr
2411         for the first term of the production 'x ? : y'.
2412         * c-common.c (c_common_truthvalue_conversion): Remove
2413         obsolete block.  Invoke recursively the hook instead
2414         of this function.
2415         * c-convert.c (convert): handle ERROR_MARK_NODE.
2416         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
2417         returned by the truthvalue_conversion language hook.
2418         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
2419         c_objc_common_truthvalue_conversion.
2420         * c-objc-common.c (c_objc_common_truthvalue_conversion):
2421         New function.
2422         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
2423         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
2424         c_objc_common_truthvalue_conversion.
2425
2426 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
2427
2428         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
2429         of gen_rtx.
2430         (LIBCALL_VALUE): Likewise.
2431         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
2432         gen_rtx_CC0 instead of gen_rtx.
2433         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
2434         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
2435         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
2436         gen_rtx.
2437         (m68hc11_emit_logical): Likewise.
2438
2439 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
2440
2441         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
2442         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
2443         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
2444         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
2445         config/mips/mips.md, config/mmix/mmix.c,
2446         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
2447         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
2448         config/rs6000/altivec.md, config/s390/s390.c,
2449         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
2450         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
2451         Use const0_rtx instead of GEN_INT (0).  Do the same for other
2452         constants that are readily available.
2453
2454 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
2455
2456         * doloop.c, optabs.c, regmove.c, sched-deps.c,
2457         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
2458         instead of GEN_INT (0).  Do the same for other constants that
2459         are readily available.
2460
2461 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
2462
2463         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
2464         gen_rtx.
2465         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
2466         instead of gen_rtx.
2467         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
2468         gen_rtx.
2469         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
2470         gen_rtx_ASHIFT instead of gen_rtx.
2471         (udivmodqi4): Likewise.
2472
2473 2004-02-02  Richard Henderson  <rth@redhat.com>
2474
2475         PR target/13789
2476         * expr.c (store_expr): Use force_operand before emit_move_insn.
2477
2478 2004-02-02  Jeff Law  <law@redhat.com>
2479             Roger Sayle  <roger@eyesopen.com>
2480
2481         * tree.c (commutative_tree_code, associative_tree_code): New
2482         functions.
2483         (iterative_hash_expr): Use commutative_tree_code.
2484         * tree.h (commutative_tree_code, associative_tree_code): Declare.
2485         * fold-const.c (operand_equal_p): Use commutative_tree_code
2486         rather than inlining the commutativity check.
2487         (fold): Likewise.
2488
2489 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
2490
2491         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
2492         * config/frv/frv-protos.h: Remove the prototype for
2493         frv_function_arg_keep_as_reference.
2494         * config/frv/frv.c (frv_function_arg_keep_as_reference):
2495         Remove.
2496         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
2497         * config/stormy16/stormy16.h: Remove the commented-out
2498         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
2499
2500 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
2501
2502         PR target/13914
2503         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
2504         for retaddr_column.
2505
2506 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
2507
2508         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
2509         gen_rtx.
2510
2511 2004-02-02  Eric Christopher  <echristo@redhat.com>
2512             Zack Weinberg  <zack@codesourcery.com>
2513
2514         * c-opts.c (c_common_handle_option): Add -finput-charset.
2515         * c.opt: Ditto.
2516         * cppcharset.c (one_iso88591_to_utf8): Remove.
2517         (convert_iso88591_utf8): Ditto.
2518         (conversion_tab): Remove 8859-1 converter.
2519         (_cpp_input_to_utf8): Remove.
2520         (_cpp_init_iconv_buffer): Ditto.
2521         (_cpp_close_iconv_buffer): Ditto.
2522         (_cpp_convert_input): New function.
2523         (_cpp_default_encoding): Ditto.
2524         * cpphash.h: Add/remove prototypes for above.
2525         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
2526         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
2527         for narrow execution and input character sets.
2528         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
2529         * doc/cppopts.texi: Document -finput-charset.
2530
2531 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
2532
2533         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
2534         against FIRST_PSEUDO_REGISTER.
2535
2536 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
2537
2538         * doc/invoke.texi (SPARC options): Further improve.
2539
2540 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
2541
2542         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
2543         config/h8300/h8300.c, config/ip2k/ip2k.md,
2544         config/iq2000/iq2000.c, config/mips/mips.c,
2545         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
2546         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
2547         config/v850/v850.md: Fix indentation.
2548
2549 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
2550
2551         * config/sparc/sparc.c (function_arg_slotno): Align TImode
2552         arguments on a 16-byte boundary in the parameter array if ARCH64.
2553         Split handling of TFmode.
2554
2555 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
2556
2557         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
2558         Don't test CONSTANT_P (x).
2559         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
2560         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
2561         Fix misindentation.
2562
2563 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
2564
2565         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
2566
2567 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
2568
2569         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
2570         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
2571         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
2572         config/iq2000/iq2000.c, config/m32r/m32r.c,
2573         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
2574         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
2575         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
2576         config/stormy16/stormy16.c, config/v850/v850.md,
2577         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
2578
2579 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
2580
2581         * config/mcore/mcore.c (block_move_sequence): Replace
2582         gen_rtx_CONST_INT with GEN_INT.
2583
2584 2004-02-02  Jan Hubicka  <jh@suse.cz>
2585
2586         * alias.c (record_set): Use hard_regno_nregs.
2587         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
2588         * builtins.c (apply_args_size): Likewise.
2589         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
2590         mark_set_regs, add_stored_regs, mark_referenced_regs,
2591         insert_restore, insert_save, insert_one_insn): Likewise.
2592         * cfgcleanup.c: Include regs.h
2593         (mark_effect, mentions_nonequal_regs): Likewise.
2594         * cfgrtl.c (mark_killed_regs): Likewise
2595         * combine.c (update_table_tick, record_value_for_reg,
2596         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
2597         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
2598         reg_bitfield_target_p, distribute_notes): Likewise.
2599         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
2600         exp_equiv_p, cse_insn): Likewise.
2601         * cselib.c (cselib_lookup): Likewise.
2602         (cselib_invalidate_regno, cselib_record_set): Likewise.
2603         * df.c (df_ref_record): Likewise.
2604         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
2605         Likewise.
2606         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
2607         count_or_remove_death_notes_bb): Likewise.
2608         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
2609         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
2610         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
2611         * integrate.c (mark_stores): Likewise.
2612         * jump.c (delete_prior_computation): Likewise.
2613         * lcm.c (reg_dies, reg_becomes_live): Likewise.
2614         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
2615         * loop.c (LOOP_REGNO_NREGS): Likewise.
2616         * postreload.c (reload_combine, reload_combine_note_store,
2617         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
2618         * ra-colorize.c (combine, color_usable_p, get_free_reg,
2619         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
2620         try_recolor_web, insert_coalesced_conflicts, check_colors,
2621         break_precolored_alias): Likewise.
2622         * ra-debug.c: Include regs.h
2623         (ra_print_rtx_object): Likewise.
2624         * ra-rewrite (choose_spill_colors): Likewise.
2625         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
2626         * ra.c (init_ra): Likewise.
2627         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
2628         peep2_find_free_register): Likewise.
2629         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
2630         * regclass.c (hard_regno_nregs): New array.
2631         (init_reg_modes_once): Initialize it.
2632         (choose_hard_reg_mode): Use it.
2633         (record_reg_classes): Likewise.
2634         * regmove.c (mark_flags_life_zones): Likewise.
2635         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
2636         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
2637         copy_value, maybe_mode_change, find_oldest_value_reg,
2638         copyprop_hardreg_forward_1):
2639         * regs.h (hard_regno_nregs): Declare.
2640         * realod.c (reload_inner_reg_of_subreg): Use it.
2641         (push_reload, combine_reloads, find_dummy_reload,
2642         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
2643         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
2644         reload_adjust_reg_for_mode): Likewise.
2645         * reload1.c (compute_use_by_pseudos, count_pseudo,
2646         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
2647         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
2648         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
2649         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
2650         delete_output_reload): Likewise.
2651         * resource.c (update_live_status, mark_referenced_resources,
2652         mark_set_resources, mark_target_live_regs): Likewise.
2653         * rtlanal.c:  Include regs.h
2654         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
2655         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
2656         subreg_regno_offset, subreg_offset_representable_p,
2657         hoist_test_store): Likewise.
2658         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2659         * sched-rgn.c (check_live_1, update_live_1): Likewise.
2660         * stmt.c: Include regs.h
2661         (decl_conflicts_with_clobbers_p): Likewise.
2662         * varasm.c (make_decl_rtl): Likewise.
2663         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
2664
2665 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
2666
2667         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
2668         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
2669         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
2670         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
2671         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
2672         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
2673         config/iq2000/iq2000.h, config/m32r/m32r.c,
2674         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2675         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
2676         config/mcore/mcore.c, config/mcore/mcore.h,
2677         config/mcore/mcore.md, config/mips/mips.c,
2678         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
2679         config/rs6000/rs6000.c, config/s390/s390.c,
2680         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
2681         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
2682         "gen_rtx (FOO, " with "gen_rtx_FOO (".
2683
2684 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
2685
2686         * config/h8300/h8300.md (two peephole2's): New.
2687
2688 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
2689
2690         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
2691         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
2692         (ASM_CPU_SPEC): Likewise
2693         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
2694         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
2695
2696 2004-02-01  Roger Sayle  <roger@eyesopen.com>
2697
2698         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
2699         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
2700         (expand_builtin): Always call expand_builtin_pow.
2701
2702 2004-02-01  Roger Sayle  <roger@eyesopen.com>
2703
2704         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
2705         BUILT_IN_SIGNBITL): New GCC builtins.
2706         * builtins.c (expand_builtin_signbit): New function to RTL expand
2707         calls to signbit, signbitf and signbitl as inline intrinsics.
2708         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
2709         (fold_builtin_signbit): New function to perform constant folding
2710         of signbit, signbitf and signbitl.
2711         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
2712
2713         * doc/extend.texi: Document new signbit{,f,l} builtins.
2714
2715 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
2716
2717         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
2718
2719 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
2720
2721         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
2722         "mips_const_double_ok" and "simple_memory_operand", which were
2723         removed from the MIPS port with the mips-3_4-rewrite branch merge.
2724         * config/mips/mips.c (mips16_lay_out_constants): Update comment
2725         for removal of simple_memory_operand.
2726
2727 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2728
2729         * config/c4x/c4x.md: Use GEN_INT instead of
2730         gen_rtx (CONST_INT, ...).
2731
2732 2004-01-31  Richard Henderson  <rth@redhat.com>
2733
2734         * varasm.c (output_constant_pool): Don't zap the pool.
2735
2736 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2737
2738         * genrecog.c (decision_type): Add DT_const_int.
2739         (write_cond) [DT_const_int]: Print a comparison against small
2740         constant.
2741         (write_node): Simplify comparisons against small constants
2742         before printing tests.
2743
2744 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2745
2746         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
2747         instead of gen_rtx_CONST_INT.
2748
2749 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2750
2751         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
2752         instead of gen_rtx_CONST_INT.
2753
2754 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2755
2756         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
2757         hook_bool_CUMULATIVE_ARGS_false.
2758         * targhooks.c (default_strict_argument_naming): Rename to
2759         hook_bool_CUMULATIVE_ARGS_false.
2760         * targhooks.h: Update the prototype for
2761         default_strict_argument_naming.
2762
2763 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2764
2765         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
2766         * config/sh/sh.h: Likewise.
2767         * config/sh/sh.md: Likewise.
2768
2769 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
2770
2771         * doc/invoke.texi (SPARC options): Restructure and update.
2772
2773 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2774
2775         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
2776         STRICT_ARGUMENT_NAMING): Poison.
2777         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
2778         hook_bool_tree_false.
2779         * targhooks.c (default_promote_function_args): Remove.
2780         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
2781         Don't check incoming.
2782         (default_strict_argument_naming): Don't use
2783         STRICT_ARGUMENT_NAMING.
2784         * targhooks.h: Remove the prototype for
2785         default_promote_function_args.
2786
2787 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2788
2789         * config/i386/i386-protos.h: Remove the prototype for
2790         ix86_setup_incoming_varargs.
2791         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
2792         (ix86_setup_incoming_varargs): Make it static.
2793         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
2794
2795 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2796
2797         * alloc-pool.c: Fix comment typos.
2798         * builtin-types.def: Likewise.
2799         * builtins.def: Likewise.
2800         * c-pretty-print.c: Likewise.
2801         * df.h: Likewise.
2802         * reload1.c: Likewise.
2803
2804 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2805
2806         * doc/invoke.texi: Follow spelling conventions.
2807         * doc/tm.texi: Likewise.
2808
2809 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2810
2811         * doc/install.texi: Fix typos.
2812         * doc/invoke.texi: Likewise.
2813
2814 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
2815
2816         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
2817         registers as pointers.
2818         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
2819
2820 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
2821
2822         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
2823         and restore it to gen_lowpart_general on exit.
2824         (gen_lowpart_for_combine): Adjust all callers to go through
2825         gen_lowpart.
2826         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
2827         and restore it to gen_lowpart_general on exit.
2828         (gen_lowpart_if_possible): Adjust all callers to go through
2829         gen_lowpart.
2830         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
2831         (gen_lowpart): Declare as pointer to function, initialized to
2832         gen_lowpart_general.
2833         * rtl.h (gen_lowpart): Declare as pointer to function.
2834
2835 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2836
2837         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
2838         * calls.c: Likewise.
2839         * emit-rtl.c: Likewise.
2840         * function.c: Likewise.
2841         * reload1.c: Likewise.
2842         * config/i386/cygming.h: Likewise.
2843         * config/i386/i386.c: Likewise.
2844         * config/i386/winnt.c: Likewise.
2845
2846 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
2847
2848         PR bootstrap/9249
2849         * doc/install.texi: document --enable-__cxa_atexit option.
2850         * configure.ac: Disable __cxa_atexit if not supported.
2851         * configure: Regenerate.
2852
2853 2003-01-30  Daniel Berlin  <dberlin@dberlin.org>
2854
2855         * ggc-zone.c (ggc_free): New function.
2856
2857 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2858
2859         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
2860         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
2861         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
2862         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
2863         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
2864         config/alpha/alpha.c, config/alpha/alpha.h,
2865         config/alpha/alpha.md, config/alpha/unicosmk.h,
2866         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
2867         config/c4x/c4x-protos.h, config/c4x/c4x.md,
2868         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
2869         config/frv/frvend.c, config/i386/cygming.h,
2870         config/i386/djgpp.h, config/i386/emmintrin.h,
2871         config/i386/gthr-win32.c, config/i386/i386-interix.h,
2872         config/i386/i386-protos.h, config/i386/openbsd.h,
2873         config/i386/winnt.c, config/i386/xm-mingw32.h,
2874         config/i386/xmmintrin.h, config/ia64/ia64.md,
2875         config/iq2000/iq2000.md, config/m32r/m32r.md,
2876         config/m68k/m68k.md, config/mcore/mcore-elf.h,
2877         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
2878         config/mips/iris5gas.h, config/mips/iris6.h,
2879         config/mips/iris6gas.h, config/mips/linux.h,
2880         config/mips/mips.md, config/mips/netbsd.h,
2881         config/mips/openbsd.h, config/mips/windiss.h,
2882         config/pa/fptr.c, config/rs6000/aix.h,
2883         config/rs6000/altivec.h, config/rs6000/darwin.h,
2884         config/rs6000/xcoff.h, config/s390/s390-protos.h,
2885         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
2886         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
2887         config/sparc/sol2.h: Update copyright.
2888
2889 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
2890
2891         * Makefile.in (abs_docdir, abs_srcdir): Define.
2892         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
2893
2894 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2895
2896         * genconfig.c (main): Have CC0_P check its operand even on a
2897         target without cc0.
2898
2899 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2900
2901         * config/alpha/alpha.c: Remove mentions of deprecates macros
2902         in comments, remove some target-independent comments about target
2903         macros, and/or add minimal function comments for target hook
2904         implementations.
2905         * config/avr/avr.c: Likewise.
2906         * config/ia64/ia64.h: Likewise.
2907         * config/ip2k/ip2k.c: Likewise.
2908         * config/iq2000/iq2000.c: Likewise.
2909         * config/m32r/m32r.h: Likewise.
2910         * config/m68hc11/m68hc11.c: Likewise.
2911         * config/mcore/mcore.c: Likewise.
2912         * config/mmix/mmix.c: Likewise.
2913         * config/mn10300/mn10300.c: Likewise.
2914         * config/pa/pa.c: Likewise.
2915         * config/pdp11/pdp11.c: Likewise.
2916         * config/rs6000/rs6000.h: Likewise.
2917         * config/sh/sh.c: Likewise.
2918         * config/sh/sh.h: Likewise.
2919         * config/sparc/sparc.c: Likewise.
2920         * config/sparc/sparc.h: Likewise.
2921         * config/stormy16/stormy16.c: Likewise.
2922         * config/xtensa/xtensa.c: Likewise.
2923
2924 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
2925
2926         PR optimization/12147
2927         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
2928         RELOAD_FOR_OPADDR_ADDR.
2929         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
2930         might be reused as RELOAD_FOR_OPADDR_ADDR register.
2931
2932 2004-01-30  Jan Hubicka  <jh@suse.cz>
2933
2934         * reload.c (get_secondary_mem): Fix updating of
2935         secondary_memlocs_elim_used.
2936
2937 2004-01-30  Richard Henderson  <rth@redhat.com>
2938
2939         * varasm.c (struct rtx_const, struct pool_constant): Remove.
2940         (MAX_RTX_HASH_TABLE): Remove.
2941         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
2942         (first_pool, last_pool, pool_offset): Remove.
2943         (struct rtx_constant_pool): Split out from ...
2944         (struct varasm_status): ... here.  Reference one via pointer.
2945         (struct constant_descriptor_rtx): Merge struct pool_constant.
2946         (SYMHASH): Remove.
2947         (decode_rtx_const): Remove.
2948         (const_hash_rtx, compare_constant_rtx): Remove.
2949         (record_constant_rtx): Remove.
2950         (const_desc_rtx_hash, const_desc_rtx_eq): New.
2951         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
2952         (const_rtx_hash_1, const_rtx_hash): New.
2953         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
2954         (simplify_subtraction): Use simplify_rtx.
2955         (force_const_mem): Rewrite to use new data structures.
2956         (find_pool_constant): Likewise.
2957         (get_pool_constant, get_pool_constant_mark,
2958         get_pool_constant_for_function, get_pool_mode,
2959         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
2960         (output_constant_pool_2): Split out from output_constant_pool.
2961         (output_constant_pool_1): Likewise.  Use new pool datastructures.
2962         (output_constant_pool): Zap entire pool datastructure.
2963         (mark_constant): Use new pool datastructures.
2964         (mark_constants): Use for_each_rtx.
2965         (mark_constant_pool): Use new pool datastructures.
2966
2967 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
2968
2969         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
2970         Copy operands[1] to pseudo for simplify_gen_subreg.
2971
2972 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2973
2974         * gcse.c (bypass_block): Fix a typo in the previous check-in
2975         to the file.
2976
2977 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
2978
2979         * toplev.c: Include alloc-pool.h.
2980         * Makefile.in (toplev.c): Update dependencies.
2981
2982 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2983
2984         * combine.c (simplify_shift_const, case XOR): Be careful when
2985         commuting XOR with ASHIFTRT.
2986
2987 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2988             Eric Botcazou  <ebotcazou@libertysurf.fr>
2989
2990         * config/sparc/sparc-protos.h: Remove the prototype for
2991         sparc_builtin_saveregs.
2992         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2993         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2994         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2995         (TARGET_STRUCT_VALUE_RTX): Likewise.
2996         (TARGET_RETURN_IN_MEMORY): Likewise.
2997         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2998         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2999         (sparc_builtin_saveregs): Make it static.
3000         (sparc_promote_prototypes): New.
3001         (sparc_struct_value_rtx): Likewise.
3002         (sparc_return_in_memory): Likewise.
3003         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
3004         (PROMOTE_FUNCTION_RETURN): Likewise.
3005         (RETURN_IN_MEMORY): Likewise.
3006         (STRUCT_VALUE): Likewise.
3007         (STRUCT_VALUE_INCOMING): Likewise.
3008         (EXPAND_BUILTIN_SAVEREGS): Likewise.
3009         (STRICT_ARGUMENT_NAMING): Likewise.
3010         (PROMOTE_PROTOTYPES): Likewise.
3011
3012         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
3013
3014 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
3015
3016         PR c/12818
3017         * varasm.c (const_hash_1) <STRING_CST>: Use the
3018         address to compute the hash value if flag_writable_strings.
3019         (compare_constant) <STRING_CST>: Compare the addresses
3020         if flag_writable_strings.
3021         (build_constant_desc): Do not copy the expression for a
3022         STRING_CST if flag_writable_strings.
3023
3024 2004-01-30  Jan Hubicka  <jh@suse.cz>
3025
3026         * alloc-pool.c: Include hashtab.h
3027         (alloc_pool_descriptor): New structure
3028         (alloc_pool_hash): New global variable.
3029         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
3030         (create_alloc_pool): Update statistics.
3031         (free_alloc_pool): Likewise.
3032         (pool_alloc): Likewise.
3033         (output_info): New structure
3034         (print_statistics, dump_alloc_pool_statistics): New function.
3035         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
3036         (dump_alloc_pool_statistics): Declare.
3037         * toplev.c (finalize):  Dump statistics.
3038
3039         * reload.c (secondary_memlocs_elim_used): New static variable.
3040         (get_secondary_mem): Update it.
3041         (find_reloads): Use it.
3042
3043 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
3044
3045         * toplev.c: Fix broken checkin of 2003-12-30, again.
3046
3047 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
3048
3049         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3050         s390*-*-* targets by specifying a 'nop' insn.
3051         * configure: Regenerate.
3052
3053 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
3054
3055         PR target/11475
3056         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
3057
3058 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
3059
3060         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
3061         of addr when creating MEM copy.
3062
3063 2004-01-29  Devang Patel  <dpatel@apple.com>
3064
3065         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
3066
3067 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
3068
3069         PR inline-asm/6162
3070         * reload.c (find_reloads): Only support one pair of commutative
3071         operands.
3072
3073 2004-01-29  Roger Sayle  <roger@eyesopen.com>
3074
3075         PR java/13824
3076         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
3077         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
3078         recursion.
3079
3080 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
3081
3082         * config/frv/frv.c: Don't mention deprecated macros in
3083         comments.  Remove some target-independent comments about
3084         target macros.
3085         * config/frv/frv.h: Likewise.
3086
3087 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3088
3089         * cfghooks.c (split_block): Set probability and count of the
3090         new edge.
3091
3092 2005-01-29  Josef Zlomek  <zlomekj@suse.cz>
3093
3094         * dwarf2out.c (struct die_struct): Added field decl_id.
3095         (decl_die_table): Changed to hash table.
3096         (decl_die_table_allocated): Deleted.
3097         (decl_die_table_in_use): Deleted.
3098         (DECL_DIE_TABLE_INCREMENT): Deleted.
3099         (decl_die_table_hash): New function.
3100         (decl_die_table_eq): New function.
3101         (lookup_decl_die): Lookup in a hash table.
3102         (equate_decl_number_to_die): Insert into a hash table.
3103         (dwarf2out_init): Init hash table decl_die_table.
3104
3105 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
3106
3107         PR optimization/13424
3108         * expr.c (store_constructor): Revert 2003-12-03 change.
3109
3110         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
3111         expected before returning early.  Avoid sharing RTL if they
3112         need to be changed.
3113
3114         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
3115         handling so that memory attributes are preserved.  Don't call
3116         ix86_set_move_mem_attrs.
3117         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
3118         (ix86_expand_clrstr): Rename src argument to
3119         dst.  Rework rep_stos and strset handling so that memory attributes
3120         are preserved.
3121         (ix86_expand_strlen): Pass src argument to
3122         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
3123         memory attributes are preserved.
3124         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
3125         change_address instead of gen_rtx_MEM.
3126         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
3127         expanders.
3128         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
3129         strmovqi, strmovqi_rex64): Remove.
3130         (rep_mov*, strmov*): Prefix insn names with *.
3131         (strset, strset_singleop, rep_stos): New expanders.
3132         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
3133         strsetqi, strsetqi_rex64): Remove.
3134         (rep_stos*, strset*): Prefix insn names with *.
3135         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
3136         to SImode.
3137         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
3138         are preserved.
3139         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
3140         Prefix insn names with *.
3141         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
3142         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
3143         (strlenqi_1): New expander.
3144         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
3145
3146 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3147
3148         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
3149         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
3150         verify_flow_info): Declaration removed.
3151         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
3152         (debug_bb, debug_bb_n): Add argument to dump_bb call.
3153         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
3154         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
3155         instead of delete_block.
3156         * cfghooks.c: Include timevar.h and toplev.h.
3157         (cfg_hooks): Define here.
3158         (verify_flow_info, dump_bb): Moved from cfg.c.
3159         (redirect_edge_and_branch, redirect_edge_and_branch_force,
3160         split_block, split_block_after_labels, move_block_after,
3161         delete_basic_block, split_edge, create_basic_block,
3162         create_empty_bb, can_merge_blocks_p, merge_blocks,
3163         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
3164         New functions.
3165         * cfghooks.h (struct cfg_hooks): Added fields name,
3166         make_forwarder_block, tidy_fallthru_edge and
3167         move_block_after. Changed type of verify_flow_info, dump_bb,
3168         split_block fields. Renamed cfgh_split_edge and delete_block
3169         fields.
3170         (redirect_edge_and_branch, redirect_edge_and_branch_force,
3171         split_block, delete_block, split_edge, create_basic_block,
3172         can_merge_blocks_p, merge_blocks): Macros removed.
3173         (cfg_hooks): Do not export.
3174         (verify_flow_info, dump_bb, redirect_edge_and_branch,
3175         redirect_edge_and_branch_force, split_block, split_block_after_labels,
3176         move_block_after, delete_basic_block, split_edge, create_basic_block,
3177         create_empty_bb, can_merge_blocks_p, merge_blocks,
3178         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
3179         Declare.
3180         (cfg_layout_rtl_cfg_hooks): Declare.
3181         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
3182         New functions.
3183         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
3184         (redirect_edge_with_latch_update): Removed.
3185         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
3186         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
3187         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
3188         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
3189         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
3190         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
3191         cfghooks.c.
3192         (rtl_create_basic_block): Coding style fix.
3193         (rtl_tidy_fallthru_edge, rtl_move_block_after,
3194         rtl_make_forwarder_block): New functions.
3195         (update_cfg_after_block_merging): Removed.
3196         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
3197         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
3198         to dump_bb.
3199         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
3200         find_if_case_2): Don't update dominators.
3201         * timevar.def (TV_CFG_VERIFY): New.
3202         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
3203         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
3204         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
3205         (remove_bbs): Don't call remove_bbs.
3206         (create_preheader): Use make_forwarder_block.
3207         (mfb_keep_just, mfb_update_loops): New static functions.
3208
3209 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
3210
3211         * config/avr/avr.h: Remove target-independent comments about
3212         target macros.
3213
3214 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
3215
3216         * timevar.c (timevar_print): Mention when checking is enabled.
3217
3218 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
3219
3220         * c-lex.c (c_lex): Rename to...
3221         (c_lex_with_flags): Add new parameter to get CPP flags.
3222         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
3223         * c-pragma.h (c_lex_with_flags): Declare.
3224
3225 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3226
3227         * config/mcore/mcore.c (mcore_external_libcall): Add a
3228         comment.
3229         (mcore_return_in_memory): Likewise.
3230
3231 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3232
3233         * config/mcore/mcore-protos.h: Remove the prototype for
3234         mcore_setup_incoming_varargs.
3235         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
3236         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
3237         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3238         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3239         (TARGET_STRUCT_VALUE_RTX): Likewise.
3240         (TARGET_RETURN_IN_MEMORY): Likewise.
3241         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3242         (mcore_setup_incoming_varargs): Make it static.  Receive the
3243         first argument by reference.  Add argument second_time.
3244         (mcore_external_libcall): New.
3245         (mcore_return_in_memory): Likewise.
3246         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
3247         (PROMOTE_FUNCTION_RETURN): Likewise.
3248         (STRUCT_VALUE): Likewise.
3249         (RETURN_IN_MEMORY): Likewise.
3250         (SETUP_INCOMING_VARARGS): Likewise.
3251         (PROMOTE_PROTOTYPES): Likewise.
3252         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
3253
3254 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3255
3256         * config/m32r/m32r-protos.h: Remove the prototype for
3257         m32r_setup_incoming_varargs.
3258         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
3259         (TARGET_STRUCT_VALUE_RTX): Likewise.
3260         (TARGET_RETURN_IN_MEMORY): Likewise.
3261         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3262         (m32r_return_in_memory): New.
3263         (m32r_setup_incoming_varargs): Make it static.
3264         * config/m32r/m32r.h: Remove #undef of
3265         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
3266         definitions of PROMOTE_FUNCTION_ARGS and
3267         PROMOTE_FUNCTION_RETURN.
3268         (PROMOTE_PROTOTYPES): Remove.
3269         (RETURN_IN_MEMORY): Likewise.
3270         (STRUCT_VALUE): Likewise.
3271
3272 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3273
3274         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
3275         (TARGET_STRUCT_VALUE_RTX): Likewise.
3276         (m68k_struct_value_rtx): Likewise.
3277         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
3278         STRUCT_VALUE_REGNUM.
3279         (PROMOTE_PROTOTYPES): Remove.
3280         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
3281         STRUCT_VALUE_REGNUM.
3282         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
3283         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
3284
3285 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3286
3287         * config/stormy16/stormy16.c
3288         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
3289         TARGET_BUILD_BUILTIN_VA_LIST.
3290
3291 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3292
3293         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
3294         (TARGET_STRUCT_VALUE_RTX): Likewise.
3295         (TARGET_RETURN_IN_MEMORY): Likewise.
3296         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3297         (v850_return_in_memory): Likewise.
3298         (v850_setup_incoming_varargs): Likewise.
3299         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
3300         (SETUP_INCOMING_VARARGS): Likewise.
3301         (RETURN_IN_MEMORY): Likewise.
3302         (STRUCT_VALUE): Likewise.
3303
3304 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3305
3306         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
3307         (fr30_setup_incoming_varargs): Don't use
3308         STRICT_ARGUMENT_NAMING.
3309         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
3310         (STRICT_ARGUMENT_NAMING): Likewise.
3311
3312 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3313
3314         * config/frv/frv-protos.h: Remove the prototype for
3315         frv_expand_builtin_saveregs.
3316         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
3317         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
3318         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
3319         STRUCT_VALUE_REGNUM.
3320         (frv_expand_builtin_saveregs): Make it static.
3321         (frv_struct_value_rtx): New.
3322         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
3323
3324 2004-01-29  Jan Hubicka  <jh@suse.cz>
3325
3326         PR c++/12850
3327         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
3328         initial pointers.
3329         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
3330         for functions that will be only inlined.
3331         (cgraph_mark_function_to_output): Likewise.
3332         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
3333         do not clear function body.
3334         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
3335         (tree_rest_of_compilation): Reorganize the logic releasing function
3336         body to use callgraph datastructure.
3337
3338 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3339
3340         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
3341         to register_operand.
3342
3343 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
3344
3345         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
3346         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
3347         match_operand expressions so that all match_dups appear
3348         lexically after their corresponding match_operands.
3349
3350 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3351
3352         * config/h8300/h8300.c (WORD_REG_USED): Use
3353         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
3354         (compute_saved_regs): Likewise.
3355         (h8300_expand_prologue): Likewise.  Allocate locals after
3356         saving registers.
3357         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
3358         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
3359         registers.
3360         (h8300_initial_elimination_offset): Adjust for the new frame
3361         layout, which swaps flips the order of locals and saved
3362         registers.
3363         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
3364         (HARD_FRAME_POINTER_REGNUM): New.
3365         (ELIMINABLE_REGS): Add an elimination rule from
3366         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
3367         (REGISTER_NAMES): Add fp.
3368         * config/h8300/h8300.md (FP_REG): Change to 11.
3369         (HFP_REG): New.
3370
3371 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3372
3373         * genrecog.c (write_node): Remove a useless local variable.
3374
3375 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
3376
3377         * Makefile.in (options.c options.h): Use stamp file s-options to
3378         avoid unnecessary rebuilds.
3379         (options.o): New target listing dependencies.
3380         (gtyp-gen.h): Use stamp file s-gtyp-gen.
3381         (STAGESTUFF): Add s-gtyp-gen.
3382
3383 2004-01-28  Richard Henderson  <rth@redhat.com>
3384
3385         * ggc.h (ggc_free): Declare.
3386         * ggc-common.c (ggc_realloc): Use it.
3387         * ggc-page.c: Remove lots of inline markers.
3388         (globals): Add free_object_list.
3389         (ggc_alloc): Tidy.
3390         (ggc_free, validate_free_objects): New.
3391         (poison_pages): Provide default.
3392         (ggc_collect): Call validate_free_objects; emit markers to
3393         the debug file.
3394
3395 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
3396             Jim Wilson  <wilson@specifixinc.com>
3397
3398         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
3399         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
3400         scratch pointer.
3401         (ia64_secondary_reload_class): Delete case GR_REGS.
3402         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
3403         Do not allocate a scratch register.
3404         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
3405
3406 2004-01-28  Jan Hubicka  <jh@suse.cz>
3407
3408         * gcse.c (bypass_block): Prevent edges to be unified when we are
3409         about to emit compenstation code.
3410
3411 2004-01-28  Nick Clifton  <nickc@redhat.com>
3412
3413         * config/arm/arm.c (arm_expand_builtin): Force second argument of
3414         the setcwx insn into a register.
3415
3416 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
3417
3418         * config/fp-bit.c (pack_d): When using paired doubles to implement
3419         a long double, round the high part separately.
3420         (unpack_d): Fix the case in which the high part is a power of two
3421         and the low part is a nonzero value of the opposite sign.
3422
3423 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3424
3425         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
3426         (TARGET_STRUCT_VALUE_RTX): Likewise.
3427         (c4x_external_libcall): Likewise.
3428         (c4x_struct_value_rtx): Likewise.
3429         * config/c4x/c4x.h: Remove.
3430         (STRUCT_VALUE_REGNUM): Likewise.
3431         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
3432
3433 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
3434
3435         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
3436         (TARGET_STRUCT_VALUE_RTX): Likewise.
3437         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
3438         (STRUCT_VALUE): Likewise.
3439         (PROMOTE_PROTOTYPES): Likewise.
3440
3441 2004-01-27  Roger Sayle  <roger@eyesopen.com>
3442
3443         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
3444         CONST_INT before using INTVAL.
3445
3446 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
3447
3448         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
3449         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
3450         frame if !TARGET_BACKCHAIN.
3451         * config/s390/s390.md ("allocate_stack"): Use pattern only if
3452         TARGET_BACKCHAIN.
3453         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
3454
3455 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
3456
3457         * ia64.c (ia64_function_arg): When placing HFAs in integer
3458         registers, do not special case the mode used for complex
3459         types.  Do not advance int_regs until the current register
3460         is full.
3461
3462 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
3463
3464         PR target/7297
3465         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
3466
3467 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
3468
3469         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
3470         slow, unaligned loads and stores while debugging.  Fix formatting.
3471
3472 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
3473
3474         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
3475         of computing wmode.
3476         (restore_stack_nonlocal): Same.
3477
3478 2004-01-27  Devang Patel <dpatel@apple.com>
3479
3480         * Makefile.in (dwarf2out.o): Depend on input.h
3481         * dbxout.c (dbx_debug_hooks): Add new empty hook for
3482         imported_module_or_decl.
3483         (xcoff_debug_hooks): Same.
3484         * sdbout.c (sdb_debug_hooks): Same.
3485         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
3486         * debug.c (do_nothing_debug_hooks): Same.
3487         (debug_nothing_tree_tree): New function.
3488         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
3489         * dwarf2out.c: Include input.h.
3490         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
3491         (remove_child_TAG): New function.
3492         (dwarf_tag_name): Handle DW_TAG_imported_module.
3493         (gen_subprogram_die): Equate decl number to declaration die. Do not
3494         remove all children dies while reusing declaration die for definition.
3495         Instead, selectively remove only formal parameters.
3496         (gen_variable_die): Equate variable decl to declaration die.
3497         (gen_field_die): Equate field decl to line number.
3498         (force_namespace_die): Replace it with ...
3499         (force_decl_die): ... this.
3500         (force_type_die): New function.
3501         (setup_namespace_context): Replace use of force_namespace_die() with
3502         force_decl_die().
3503         (gen_namespace_die): Same.
3504         (dwarf2out_imported_module_or_decl): New function.
3505
3506 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
3507
3508         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
3509         on CQImode and CHImode incoming arguments in register a7.
3510         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
3511         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
3512         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
3513         xtensa_copy_incoming_a7 before reload.
3514
3515 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
3516
3517         * coverage.c (get_coverage_counts): Give a different message
3518         if flag_guess_branch_prob is set.
3519         * predict.c (counts_to_freqs): Return an int.
3520         (estimate_bb_frequencies): If counts_to_freqs returns zero,
3521         calculate estimates.
3522
3523 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
3524
3525         * config/iq2000/iq2000-protos.h: Remove the prototype for
3526         iq2000_setup_incoming_varargs.
3527         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3528         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3529         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3530         (TARGET_STRUCT_VALUE_RTX): Likewise.
3531         (TARGET_RETURN_IN_MEMORY): Likewise.
3532         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3533         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
3534         (iq2000_return_in_memory): Likewise.
3535         (iq2000_setup_incoming_varargs): Make it static.  Receive the
3536         first argument by reference.
3537         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
3538         (PROMOTE_FUNCTION_RETURN): Likewise.
3539         (PROMOTE_PROTOTYPES): Likewise.
3540         (RETURN_IN_MEMORY): Likewise.
3541         (STRUCT_VALUE): Likewise.
3542         (SETUP_INCOMING_VARARGS): Likewise.
3543         (STRICT_ARGUMENT_NAMING): Likewise.
3544
3545 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
3546
3547         * fixinc/fixinc.c (test_test): Initialize res.
3548         (start_flexer): Initialize pz_cmd_save.
3549
3550 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
3551
3552         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
3553         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
3554
3555 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
3556
3557         PR 7198
3558         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
3559         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
3560         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
3561         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
3562         Possibly rename pattern for consistency.
3563         Remove ??? comments suggesting that this be done.
3564         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
3565         New patterns.
3566         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
3567         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
3568         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
3569         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
3570         Update to match.
3571
3572 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
3573
3574         * config/arm/arm.c (output_return_instruction): Only restore IP
3575         into SP if frame_pointer_needed.
3576
3577 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
3578
3579         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
3580         for SCmode and DCmode if ARCH32.
3581         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
3582         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
3583         if ARCH32.
3584         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
3585         if ARCH32.
3586         (BASE_OUTGOING_VALUE_REG): Likewise.
3587
3588 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
3589
3590         PR target/10904
3591         PR target/13058
3592         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
3593         Forbid mode changes from SImode for lower FP regs if ARCH64.
3594
3595 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
3596
3597         * Makefile.in (bt-load.o): Depend on except.h.
3598         * bt-load.c (except.h): #include.
3599         (compute_defs_uses_and_gen): If insn at end of BB can throw
3600         within this function, consider registers used by it unavailable for
3601         btr migration.
3602         (move_btr_def): If insn at end of BB can throw, insert before rather
3603         than after.
3604
3605         * flags.h (flag_btr_bb_exclusive): Declare.
3606         * toplev.c (flag_btr_bb_exclusive): New variable.
3607         (f_options): Add btr-bb-exclusive.
3608         * bt-load.c (augment_live_range): Restore old behaviour if
3609         flag_btr_bb_exclusive is set.
3610         * common.opt: Add entry for -fbtr-bb-exclusive.
3611         * opts.c (common_handle_options): Same.
3612         * doc/invoke.texi: Document -fbtr-bb-exclusive.
3613
3614         * bt-load.c (btrs_live_at_end): New variable.
3615         (compute_defs_uses_and_gen): Compute its pointed-to array.
3616         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
3617         (augment_live_range): When augmenting with a new dominator,
3618         use only its btrs_live_at_end set, but also add in the full set
3619         of the old dominator.
3620         (btr_def_live_range): Use btrs_live_at_end.
3621         (move_btr_def): Set other_btr_uses_before_def, and move new set
3622         to the end of the basic block, if appropriate.
3623         (migrate_btr_defs): Allocate and free btrs_live_at_end.
3624
3625         * bt-load.c (basic_block_freq): Remove outdated comment.
3626
3627 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
3628
3629         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
3630         (PREDICATE_CODES): Remove duplicate.
3631         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
3632         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
3633         (MASK_PROFILE_KERNEL): Adjust define.
3634
3635 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
3636
3637         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
3638         of long string literals from 32 bytes to sizeof (void *) when !-Os
3639         and to 1 with -Os.
3640
3641 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3642
3643         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
3644         constant addresses in the normal mode.
3645
3646 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3647
3648         * system.h (CHAR_BITFIELD): Delete.
3649         (BOOL_BITFIELD): New.
3650         * c-decl.c (c_scope): Use BOOL_BITFIELD.
3651         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
3652
3653 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3654
3655         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3656         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3657         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3658         (TARGET_STRUCT_VALUE_RTX): Likewise.
3659         (TARGET_RETURN_IN_MEMORY): Likewise.
3660         (arc_return_in_memory): Likewise.
3661         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
3662         (PROMOTE_FUNCTION_RETURN): Likewise.
3663         (RETURN_IN_MEMORY): Likewise.
3664         (STRUCT_VALUE): Likewise.
3665
3666 2004-01-26  Richard Henderson  <rth@redhat.com>
3667
3668         * c-parse.in (extension): Use itype.
3669         (SAVE_EXT_FLAGS): Don't allocate a tree.
3670         (RESTORE_EXT_FLAGS): Don't read a tree.
3671
3672 2004-01-26  Jan Hubicka  <jh@suse.cz>
3673
3674         * cselib.c (discard_useless_values):  Clear out value pointer pointing
3675         to datastructure to be recycled.
3676
3677 2004-01-25  Jan Hubicka  <jh@suse.cz>
3678
3679         * genextract.c (main): Do not output the memset when not checking.
3680
3681 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3682
3683         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
3684         switch statement instead of a chain of if statements.
3685
3686 2004-01-26  Jeff Law  <law@redhat.com>
3687
3688         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
3689         acute accents for Petur Runolfsson's entry.
3690
3691 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3692
3693         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
3694         (TARGET_RETURN_IN_MEMORY): Likewise.
3695         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
3696         (RETURN_IN_MEMORY): Likewise.
3697
3698 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
3699
3700          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
3701          unaligned load/store into smaller loads and stores.
3702
3703 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
3704
3705         * function.c (assign_parms): Do not assign
3706         long long argument to memory in prologue if
3707         is it loaded into register.
3708
3709 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
3710
3711          PR middle-end/13779
3712          * expr.c (emit_group_load): split constant
3713          correctly into register components of PARALLEL insn.
3714
3715 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
3716
3717         * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
3718         Use adjust_address_nv directly with appropriate mode.
3719         (restore_stack_nonlocal): Ditto.
3720
3721 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3722
3723         * config/xtensa/xtensa-protos.h: Remove the prototype for
3724         xtensa_builtin_saveregs.
3725         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3726         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3727         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3728         (TARGET_STRUCT_VALUE_RTX): Likewise.
3729         (TARGET_RETURN_IN_MEMORY): Likewise.
3730         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
3731         (xtensa_builtin_saveregs): Make it static.
3732         (xtensa_return_in_memory): New.
3733         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
3734         (PROMOTE_FUNCTION_RETURN): Likewise.
3735         (PROMOTE_PROTOTYPES): Likewise.
3736         (STRUCT_VALUE): Likewise.
3737         (RETURN_IN_MEMORY): Likewise.
3738         (EXPAND_BUILTIN_SAVEREGS): Likewise.
3739
3740 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3741
3742         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
3743         (arm_setup_incoming_varargs): Likewise.
3744         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
3745
3746 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3747
3748         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
3749         (cris_setup_incoming_varargs): Likewise.
3750         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
3751
3752 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3753
3754         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
3755         (ns32k_struct_value_rtx): Likewise.
3756         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
3757         NS32K_STRUCT_VALUE_REGNUM.
3758
3759 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3760
3761         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3762         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3763         (TARGET_STRUCT_VALUE_RTX): Likewise.
3764         (arm_struct_value_rtx): Likewise.
3765         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
3766         (STRUCT_VALUE): Likewise.
3767         (STRUCT_VALUE_REGNUM): Likewise.
3768         (PROMOTE_PROTOTYPES): Likewise.
3769
3770 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
3771
3772         * config/ia64/ia64-protos.h: Remove the prototype for
3773         ia64_setup_incoming_varargs and ia64_return_in_memory.
3774         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
3775         (TARGET_RETURN_IN_MEMORY): Likewise.
3776         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3777         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
3778         (ia64_setup_incoming_varargs): Adjust the arguments to meet
3779         the requirement of TARGET_SETUP_INCOMING_VARARGS.
3780         (ia64_return_in_memory): Make it static.  Change the return
3781         type to bool from int.  Add an argument.
3782         (ia64_struct_value_rtx): New.
3783         * config/ia64/ia64.h: Remove commented-out definitions of
3784         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
3785         PROMOTE_PROTOTYPES.
3786         (RETURN_IN_MEMORY): Remove.
3787         (STRUCT_VALUE_REGNUM): Likewise.
3788         (STRICT_ARGUMENT_NAMING): Likewise.
3789
3790 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
3791
3792         PR target/13666
3793         * config/sparc/sparc.c (function_arg_union_value): New function.
3794         (function_arg): Use it to deal with unions.
3795         (function_value): Likewise.  Define 'regbase' only for ARCH64.
3796         Replace a conditional statement by a simpler one.
3797
3798 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
3799
3800         * config/mips/mips.c (mips16_optimize_gp): Delete.
3801         (mips_reorg): Don't call it.
3802
3803 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
3804
3805         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
3806         (floatunsqihf2): Remove operand 6.
3807         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
3808         fix patterns.
3809         (ldi_conditional, ldf_conditional): Validate operands.
3810
3811 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
3812
3813         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
3814         (HAVE_GAS_HIDDEN): Undefine as interim measure.
3815
3816 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
3817
3818         * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
3819         memory references if TARGET_EXPOSE_LDP nonzero.
3820
3821 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
3822
3823         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
3824
3825 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
3826
3827         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
3828         invalid operand combinations.
3829
3830 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
3831
3832         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
3833         c4x_legitimate_address_p.  Fix post_modify check.
3834
3835         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
3836         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
3837
3838 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3839
3840         * config/pa/pa-protos.h: Remove the prototype for
3841         hppa_builtin_saveregs.  Add a prototype for
3842         pa_return_in_memory.
3843         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
3844         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3845         (TARGET_STRUCT_VALUE_RTX): Likewise.
3846         (TARGET_RETURN_IN_MEMORY): Likewise.
3847         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
3848         (pa_struct_value_rtx): Likewise.
3849         (pa_return_in_memory): Likewise.
3850         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
3851         PA_STRUCT_VALUE_REGNUM.
3852         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
3853         (EXPAND_BUILTIN_SAVEREGS): Remove.
3854         (PROMOTE_PROTOTYPES): Likewise.
3855         (PROMOTE_FUNCTION_RETURN): Likewise.
3856
3857 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3858
3859         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
3860         (TARGET_STRUCT_VALUE_RTX): Likewise.
3861         (vax_struct_value_rtx): Likewise.
3862         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
3863         VAX_STRUCT_VALUE_REGNUM.
3864         (PROMOTE_PROTOTYPES): Remove.
3865
3866 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
3867
3868         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
3869
3870 2003-04-25  Chris Demetriou  <cgd@broadcom.com>
3871
3872         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
3873         and MIPS64 have HI/LO interlocks.  Update comment.
3874
3875 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3876
3877         * config/stormy16/stormy16-protos.h: Remove the prototype for
3878         xstormy16_setup_incoming_varargs.
3879         * config/stormy16/stormy16.c
3880         (xstormy16_setup_incoming_varargs): Remove.
3881         (xstormy16_return_in_memory): New.
3882         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
3883         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3884         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3885         (TARGET_STRUCT_VALUE_RTX): Likewise.
3886         (TARGET_RETURN_IN_MEMORY): Likewise.
3887         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
3888         (PROMOTE_FUNCTION_RETURN): Likewise
3889         (PROMOTE_PROTOTYPES): Likewise
3890         (RETURN_IN_MEMORY): Likewise
3891         (STRUCT_VALUE): Likewise
3892         (SETUP_INCOMING_VARARGS): Likewise
3893
3894 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
3895
3896         * config/mips/mips.c (mips_offset_within_object_p): New function.
3897         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
3898         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
3899         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
3900
3901 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3902
3903         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
3904         (PROMOTE_FUNCTION_RETURN): Likewise.
3905
3906 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3907
3908         * config/mn10300/mn10300-protos.h: Remove the prototype for
3909         mn10300_builtin_saveregs.
3910         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
3911         (TARGET_STRUCT_VALUE_RTX): Likewise.
3912         (TARGET_RETURN_IN_MEMORY): Likewise.
3913         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
3914         (mn10300_return_in_memory): Likewise.
3915         (mn10300_builtin_saveregs): Make it static.
3916         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
3917         (RETURN_IN_MEMORY): Likewise.
3918         (STRUCT_VALUE): Likewise.
3919         (EXPAND_BUILTIN_SAVEREGS): Likewise.
3920
3921 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
3922
3923         PR bootstrap/13853
3924         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
3925
3926 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3927
3928         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
3929         using ccr.
3930
3931 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3932
3933         * config/i860/i860-protos.h: Remove the prototype for
3934         i860_saveregs.
3935         * config/i860/i860.c (i860_saveregs): Make it static.
3936         (i860_struct_value_rtx): New.
3937         (TARGET_STRUCT_VALUE_RTX): Likewise.
3938         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
3939         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
3940         I860_STRUCT_VALUE_REGNUM.
3941         (EXPAND_BUILTIN_SAVEREGS): Remove.
3942
3943 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3944
3945         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
3946         (TARGET_RETURN_IN_MEMORY): Likewise.
3947         (m68hc11_struct_value_rtx): Likewise.
3948         (m68hc11_return_in_memory): Likewise.
3949         * config/m68hc11/m68hc11.h: Remove a commented-out definition
3950         of PROMOTE_PROTOTYPES.
3951         (RETURN_IN_MEMORY): Remove.
3952         (STRUCT_VALUE_REGNUM): Likewise.
3953
3954 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3955
3956         * config/mmix/mmix-protos.h: Remove the prototype for
3957         mmix_setup_incoming_varargs.
3958         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3959         (TARGET_STRUCT_VALUE_RTX): Likewise.
3960         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3961         (mmix_setup_incoming_varargs): Make it static.
3962         (mmix_struct_value_rtx): New.
3963         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
3964         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
3965         (STRUCT_VALUE_REGNUM): Remove.
3966         (SETUP_INCOMING_VARARGS): Likewise.
3967
3968 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3969
3970         * config/mips/mips-protos.h: Remove the prototypes for
3971         mips_setup_incoming_varargs and mips_return_in_memory.
3972         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3973         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3974         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3975         (TARGET_STRUCT_VALUE_RTX): Likewise.
3976         (TARGET_RETURN_IN_MEMORY): Likewise.
3977         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3978         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
3979         (mips_setup_incoming_varargs): Match the prototype for
3980         TARGET_SETUP_INCOMING_VARARGS.
3981         (mips_return_in_memory): Make it static.  Add argument fntype.
3982         (mips_strict_argument_naming): New.
3983         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
3984         (PROMOTE_FUNCTION_ARGS): Likewise.
3985         (PROMOTE_FUNCTION_RETURN): Likewise.
3986         (STRUCT_VALUE): Likewise.
3987         (RETURN_IN_MEMORY): Likewise.
3988         (SETUP_INCOMING_VARARGS): Likewise.
3989         (STRICT_ARGUMENT_NAMING): Likewise.
3990
3991 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3992
3993         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
3994         (TARGET_RETURN_IN_MEMORY): Likewise.
3995         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3996         (ip2k_return_in_memory): Likewise.
3997         (ip2k_setup_incoming_varargs): Likewise.
3998         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
3999         (STRUCT_VALUE): Likewise.
4000         (STRUCT_VALUE_INCOMING): Likewise.
4001         (SETUP_INCOMING_VARARGS): Likewise.
4002
4003 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
4004
4005         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
4006         (TARGET_RETURN_IN_MEMORY): Likewise.
4007         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
4008         (avr_return_in_memory): Remove.
4009         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
4010         (STRUCT_VALUE): Likewise.
4011         (STRUCT_VALUE_INCOMING): Likewise.
4012         (STRICT_ARGUMENT_NAMING): Likewise.
4013
4014 2004-01-25  Jan Hubicka  <jh@suse.cz>
4015
4016         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
4017
4018 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
4019
4020         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
4021         (mips_regno_mode_ok_for_base_p): Declare.
4022         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
4023         (FRAME_POINTER_REGNUM): Renumber to 78.
4024         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
4025         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
4026         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
4027         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
4028         (REG_MODE_OK_FOR_BASE_P): Likewise.
4029         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
4030         entry for 77 to "$arg" and entry for 78 to "$frame".
4031         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
4032         (mips_reg_mode_ok_for_base_p): Remove.
4033         (mips_regno_mode_ok_for_base_p): New function, derived from old
4034         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
4035         restrictions unless we're being strict.
4036         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
4037
4038 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4039
4040         * c-common.h: Fix comment typos.
4041         * c-decl.c: Likewise.
4042         * cgraphunit.c: Likewise.
4043         * combine.c: Likewise.
4044         * et-forest.c: Likewise.
4045         * flow.c: Likewise.
4046         * function.c: Likewise.
4047         * ifcvt.c: Likewise.
4048         * integrate.c: Likewise.
4049         * jump.c: Likewise.
4050         * postreload.c: Likewise.
4051         * varray.c: Likewise.
4052
4053 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4054
4055         * doc/frontends.texi: Update copyright.
4056         * doc/gcov.texi: Likewise.
4057         * doc/gty.texi: Likewise.
4058         * doc/sourcebuild.texi: Likewise.
4059         * doc/standards.texi: Likewise.
4060
4061 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
4062
4063         PR target/12978
4064         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
4065         Remove movstrqi_small because it conflicts with movstrqi_large.
4066
4067 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4068
4069         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
4070         (TARGET_STRUCT_VALUE_RTX): Likewise.
4071         (cris_struct_value_rtx): Likewise.
4072         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
4073         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
4074         STRUCT_VALUE_REGNUM.
4075         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
4076
4077 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
4078
4079         PR bootstrap/13848
4080         * cse.c (cse_cc_succs): Change the mode of the source expression
4081         as soon as decide we need a new mode.  Don't permit changing modes
4082         if we found a match in a successor block.
4083         (cse_condition_code_reg): Save original mode of source expression
4084         so that we know whether we have to change the mode in other
4085         insns.
4086
4087 2004-01-24  Jan Hubicka  <jh@suse.cz>
4088
4089         * emit-rtl.c (change_address, adjust_address_1, offset_address,
4090         widen_memory_access):  Return early when there is nothing to change.
4091
4092 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
4093
4094         * simplify-rtx.c (simplify_relational_operation): Don't
4095         simplify address == constant into address + -constant == 0.
4096
4097 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4098
4099         * gcc.c (process_command): Don't internationalize the
4100         Copyright message.
4101         * mips-tfile.c (main): Likewise.
4102
4103 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
4104
4105         * cse.c: (cse_cc_succs) Fix comparison warning.
4106
4107 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4108
4109         * config/h8300/h8300.md: Remove extraneous USE in expanders.
4110
4111 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4112
4113         * config/h8300/h8300-protos.h: Provide prototypes for
4114         h8300_legitimate_constant_p and h8300_legitimate_address_p.
4115         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
4116         (h8300_rtx_ok_for_base_p): Likewise.
4117         (h8300_legitimate_address_p): Likewise.
4118         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
4119         h8300_legitimate_constant_p.
4120         (RTX_OK_FOR_BASE_P): Remove.
4121         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
4122
4123 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
4124
4125         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
4126         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
4127         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
4128         (REG_OK_FOR_BASE_STRICT_P): Likewise.
4129         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
4130         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
4131         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
4132         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
4133
4134 2004-01-24  Jan Hubicka  <jh@suse.cz>
4135
4136         * cselib.c (remove_useless_values):  Do not access discarded values.
4137
4138 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
4139
4140         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
4141         arrays.
4142
4143 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
4144
4145         * recog.c: Fix a typo in copyright.
4146
4147 2004-01-23  Andrew Pinski  <apinski@apple.com>
4148
4149         * config/rs6000/rs6000.md (call): Fix misappiled patch.
4150         (call_value): Likewise.
4151
4152 2004-01-23  Richard Henderson  <rth@redhat.com>
4153
4154         PR opt/12941
4155         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
4156         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
4157         if SHIFT_COUNT_TRUNCATED is set.
4158
4159 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
4160
4161         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
4162         separate real and imaginary parts.
4163         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
4164
4165 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
4166
4167         PR target/13674
4168         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
4169         loading into GPR.
4170
4171 2004-01-23  Jan Hubicka  <jh@suse.cz>
4172
4173         * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
4174         change.
4175
4176         * alloc-pool.c (align_four): Kill.
4177         (create_alloc_pool): Align size to eight.
4178         (free_alloc_pool, free_pool): Invalidate deallocated data.
4179
4180 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
4181
4182         PR gcc/1532
4183         * cse.c (cse_change_cc_mode): New static function.
4184         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
4185         (cse_condition_code_reg): New function.
4186         * rtl.h (cse_condition_code_reg): Declare.
4187         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
4188         * target.h (struct gcc_target): Add fixed_condition_code_regs and
4189         cc_modes_compatible.
4190         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
4191         (TARGET_CC_MODES_COMPATIBLE): Define.
4192         (TARGET_INITIALIZER): Add new initializers.
4193         * targhooks.c (default_cc_modes_compatible): New function.
4194         * targhooks.c (default_cc_modes_compatible): Declare.
4195         * hooks.c (hook_bool_intp_intp_false): New function.
4196         * hooks.h (hook_bool_intp_intp_false): Declare.
4197         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
4198         (TARGET_CC_MODES_COMPATIBLE): Define.
4199         (ix86_fixed_condition_code_regs): New static function.
4200         (ix86_cc_modes_compatible): Likewise.
4201         * doc/tm.texi (Condition Code): Document new hooks.
4202
4203 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
4204
4205         * fixinc/inclhack.def (bad_lval): Renamed to ...
4206         (alpha_bad_lval): ... this.
4207         Removed file list.
4208         Restrict to alpha*-dec-osf*.
4209         * fixinc/fixincl.x: Regenerate.
4210         * fixinc/tests/base/dirent.h: Remove, moving test ...
4211         * fixinc/tests/base/testing.h: ... here, reflecting new name.
4212
4213 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
4214
4215         PR c/13814
4216         * c-decl.c (diagnose_mismatched_decls): Also discard a
4217         built-in if we encounter an old-style definition with the
4218         same name.
4219
4220 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
4221
4222         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
4223         set to default{32,64}.
4224
4225 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
4226
4227         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
4228         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
4229
4230 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
4231             Olivier Hainque  <hainque@act-europe.fr>
4232
4233         * fold-const.c (fold_binary_op_with_conditional_arg): Only
4234         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
4235
4236 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
4237
4238         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
4239         size for minipool references.
4240
4241 2004-01-23  Roger Sayle  <roger@eyesopen.com>
4242
4243         * real.c (real_floor, real_ceil): Tweak to allow input and output
4244         arguments to overlap.
4245         (real_round): New function to implement round(3m) semantics.
4246         * real.h (real_round): Prototype here.
4247         * builtins.c (fold_builtin_round): New function to constant fold
4248         round, roundf and roundl.
4249         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
4250
4251 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
4252
4253         PR optimization/13819
4254         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
4255         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
4256         (sh_handle_sp_switch_attribute): Remove warning.
4257
4258 2003-11-30  Jan Hubicka  <jh@suse.cz>
4259
4260         * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
4261
4262 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
4263
4264         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
4265         may or may not return non-NIL.
4266         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
4267         check CANNOT_CHANGE_MODE_CLASS
4268
4269 2004-01-23  Jan Hubicka  <jh@suse.cz>
4270
4271         * basic-block.h (PROP_POSTRELOAD): New macro.
4272         (CLEANUP_LOG_LINKS): New.
4273         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
4274         * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
4275
4276         * cselib.c (value_pool): New.
4277         (new_cselib_val): Use pool.
4278         (cselib_init): Initialize value_pool
4279         (cselib_finish): Free pool.
4280
4281 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
4282
4283         * config/sparc/sparc.c (scan_record_type): New function.
4284         (function_arg_slotno): Use it to determine which kinds of
4285         registers the record can be passed in.
4286
4287 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
4288
4289         * config/pa/fptr.c: Fix old-style definition.
4290
4291 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
4292
4293         PR optimization/13724
4294         * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
4295         represents the zero bits produced by a ZERO_EXTEND operation.
4296
4297 2004-01-22  Roger Sayle  <roger@eyesopen.com>
4298
4299         PR optimization/13821
4300         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
4301         correctly calculate the lowpart offset of the contracted subreg.
4302
4303 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
4304
4305         * doc/invoke.texi (Optimize Options): Note that --param arguments
4306         are subject to change without notice.
4307
4308 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
4309
4310         * config.gcc (mips-sgi-irix6*o32): Removed.
4311         * config/mips/iris6-o32-as.h: Likewise.
4312         * config/mips/iris6-o32-gas.h: Likewise.
4313         * config/mips/iris6-o32.h: Likewise.
4314
4315 2004-01-22  Jan Hubicka  <jh@suse.cz>
4316
4317         * cfgcleanup.c (first_pass): New static variable.
4318         (try_forward_edges):  Add work limiting check for threading.
4319         (try_crossjump_bb):  Add work limiting check for crossjumping.
4320         (try_optimize_cfg):  Maintain first pass variable.
4321
4322 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
4323
4324         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
4325         handles complex and vector modes.
4326
4327 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
4328
4329         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
4330         (REG_OK_FOR_BASE_P_STRICT): Likewise.
4331         (STRICT): Likewise.
4332
4333 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
4334
4335         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
4336         (genrtl_for_stmt): Remove emit_nop calls.
4337
4338 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4339
4340         PR target/13713
4341         PR target/13324
4342         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
4343         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
4344         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
4345
4346 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
4347
4348         * config/arm/arm.c: Include "debug.h".
4349         (thumb_pushpop): Take two new arguments.  Add some commentary.
4350         Output frame information when pushing.
4351         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
4352         thumb_pushpop.
4353         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
4354         offset, and pass it to thumb_pushpop.  Output CFI information.
4355         (thumb_expand_prologue): Add some frame-related markers and notes.
4356
4357 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
4358
4359         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
4360         for TARGET_64BIT.
4361         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
4362         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
4363
4364 2004-01-22  Roger Sayle  <roger@eyesopen.com>
4365             Paolo Bonzini  <bonzini@gnu.org>
4366
4367         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
4368         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
4369         * rtl.h (subreg_lsb_1): Prototype here.
4370         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
4371         sign extensions.
4372
4373 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
4374
4375         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
4376         macro need not be defined if jump-tables should contain
4377         relative addresses only when -fPIC or -fPIC is in effect.
4378
4379 2004-01-22  Jan Hubicka  <jh@suse.cz>
4380
4381         * alias.c (reg_base_value): Turn into varray.
4382         (reg_base_value_size): Kill.
4383         (old_reg_base_value): New deletable varray.
4384         (alias_invariant_size): New variable.
4385         (REG_BASE_VALUE): Update to use varray.
4386         (find_base_value): Likewise.
4387         (record_set): Likewise.
4388         (record_base_value): Likewise.
4389         (memrefs_conflict_p): Likewise.
4390         (record_set): Likewise
4391         (record_base_value): Likewise.
4392         (memrefs_conflict_p): Use alias_invariant_size.
4393         (init_alias_analysis): Use varray; set alias_invariant_size;
4394         rescale other arrays to be sized by maxreg.
4395         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
4396
4397 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
4398
4399         * config/sparc/sparc.c (function_arg_slotno): Use
4400         FLOAT_TYPE_P to detect FP fields in structures.
4401         (function_arg_record_value_1): Likewise.
4402         (function_arg_record_value_2): Likewise.
4403
4404 2004-01-22  Jan Hubicka  <jh@suse.cz>
4405
4406         * function.c (allocate_struct_function): Do not initialize expr, emit
4407         and varasm.
4408         (prepare_function_start): Do it here.
4409         * c-parse.in (maybe_type_qual): Do not produce line number notes.
4410
4411 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
4412
4413         PR target/13559
4414         * config/sparc/sparc.c (function_arg_record_value_3): Revert
4415         to 'word_mode' once the first slot has been filled.
4416
4417 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
4418
4419         * config/sparc/sparc.c (function_arg_record_value_1): Fix
4420         computation of the number of integer registers required.
4421
4422 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
4423
4424         * config/i386/i386.md: Simplify certain comparisons of
4425         const_int.
4426
4427 2004-01-21  Andrew Pinski  <apinski@apple.com>
4428
4429         PR target/13785
4430         * config/rs6000/rs6000.md (call_value): Force operand
4431         1 not operand 0 into a register.
4432
4433 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
4434
4435         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
4436         unwind-dw2-fde.h: Update copyright.
4437
4438 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4439
4440         * pa-protos.h: Update copyright.
4441         * pa.h: Likewise.
4442         * pa.md: Likewise.
4443
4444 2004-01-21  Caroline Tice  <ctice@apple.com>
4445
4446         PR target/12308
4447         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
4448         flags register.
4449         (fix_truncdfdi2): Likewise.
4450         (fix_truncsfdi2): Likewise.
4451         (*fix_truncdi_1): Likewise.
4452         (fix_truncxfsi2): Likewise.
4453         (fix_truncdfsi2): Likewise.
4454         (fix_truncsfsi2): Likewise.
4455         (*fix_truncsi_1): Likewise.
4456         (fix_truncxfhi2): Likewise.
4457         (fix_truncdfhi2): Likewise.
4458         (fix_truncsfhi2): Likewise.
4459         (*fix_trunchi_1): Likewise.
4460
4461 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
4462
4463         * alias.c, basic-block.h, c-common.c, c-common.h,
4464         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
4465         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
4466         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
4467         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
4468         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
4469         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
4470         genautomata.c, genconditions.c, genemit.c, genflags.c,
4471         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
4472         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
4473         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
4474         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
4475         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
4476         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
4477         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
4478         unwind.h, varray.c, varray.h: Update copyright.
4479
4480 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
4481
4482         * config/h8300/coff.h: Update copyright.
4483         * config/h8300/elf.h: Likewise.
4484         * config/h8300/h8300-protos.h: Likewise.
4485         * config/h8300/h8300.c: Likewise.
4486         * config/h8300/h8300.h: Likewise.
4487         * config/h8300/h8300.md: Likewise.
4488
4489 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4490
4491         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
4492         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
4493         ultrix_unistd): New hacks.
4494         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
4495         ULTRIX_CONST2_CHECK): Add checks.
4496         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
4497         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
4498         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
4499         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
4500         * fixinc/tests/base/locale.h: New file.
4501         * fixinc/fixincl.x: Rebuilt.
4502
4503 2004-01-21  Andreas Jaeger  <aj@suse.de>
4504             Michael Matz  <matz@suse.de>
4505
4506         * doc/extend.texi (Extended Asm): Clarify memory clobber.
4507
4508 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
4509
4510         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
4511         _Jv_RegisterClasses through a function pointer.
4512
4513 2004-01-21  Falk Hueffner  <falk@debian.org>
4514
4515         PR target/12898
4516         * config/alpha/alpha.c (alpha_emit_set_const_1): If
4517         no_new_pseudos, use gen_rtx_SET directly for SImode constants
4518         which need multiple instructions to emit.
4519
4520 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
4521
4522         * config/m32r/m32r.h (CPP_SPEC): Define.
4523
4524 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
4525
4526         * c-decl.c (merge_decls): Kill different_binding_level and
4527         different_tu arguments; simplify throughout.
4528         (duplicate_decls): Likewise.
4529         (pushdecl, merge_translation_unit_decls): Update calls to
4530         duplicate_decls.
4531
4532 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4533
4534         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
4535         $(SYSTEM_H).
4536         (print-rtl1.o): Depend on $(SYSTEM_H).
4537
4538 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
4539
4540         PR bootstrap/12730
4541         * configure.ac: Delete definition and subsitution of docdir.
4542         Add info, man, srcman and srcinfo to target hooks. Create doc/
4543         directory.
4544         * configure: Regenerate.
4545         * Makefile.in: Don't substitute docdir and delete all references
4546         throughout.
4547         (MAKEINFOFLAGS): Define.
4548         (stmp-docobjdir): Delete.
4549         (INFOFILES, MANFILES): Define.
4550         (info): Call lang.info, srcinfo and lang.srcinfo.
4551         (generated-manpages): Call lang.man, srcman and lang.srcman.
4552         (srcinfo, srcman): New rules to copy back files to source directory.
4553         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
4554         (install-man): Revamp rule.
4555         (clean): Update dvi directory.
4556         (distclean): Delete TAGS from front end directorys.
4557         (maintainer-clean): Delete all document files in source directory.
4558
4559         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
4560         (objc.srcman, objc.srcinfo): Likewise.
4561
4562 2004-01-20  Bruce Korb  <bkorb@gnu.org>
4563
4564         * fixinc/inclhack.def(math_exception): bypass only for glibc.
4565         (matherr_decl): rename & relocate as exception_structure.
4566         This fix must precede the math_exception fix.
4567
4568 2004-01-20  Roger Sayle  <roger@eyesopen.com>
4569
4570         * fold-const.c (fold_convert): Rename to fold_convert_const.
4571         (fold_convert_const): Change arguments to take a tree_code,
4572         a type and the operand/expression to be converted.  Return
4573         NULL_TREE if no simplification is possible.  Add support for
4574         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
4575         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
4576         Adjust call to fold_convert to match new fold_convert_const.
4577         Avoid modifying the tree passed to fold in-place.
4578
4579 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
4580
4581         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
4582         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
4583         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
4584
4585 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4586
4587         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
4588         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
4589         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
4590         (emit_move_sequence): Check scratch_reg first in various if statements.
4591         Extend source simplification to handle all 64-bit CONST_INTs.
4592         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
4593         frame size.
4594         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
4595         frame offset calculations.
4596         * pa.h (NEW_HP_ASSEMBLER): Add comment.
4597         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
4598         LEGITIMATE_64BIT_CONST_INT_P): Define.
4599         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
4600         any CONST_INT as legitimate during and after reload.
4601         (VAL_32_BITS_P, INT_32_BITS): Define.
4602         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
4603
4604 2004-01-20  Jan Hubicka  <jh@suse.cz>
4605
4606         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
4607         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
4608         containing hard regs are shared.
4609         (gen_hard_reg_clobber): New function.
4610         (hard_reg_clobbers): New array.
4611         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
4612         (copy_rtx): Do not copy clobbers containing hard regs.
4613         * rtl.h (gen_hard_reg_clobber): Declare.
4614
4615 2004-01-20  Jan Hubicka  <jh@suse.cz>
4616
4617         * varray.c:  Include hashtab.h
4618         (varray_descriptor): New structure.
4619         (hash_descriptor, eq_descriptor, varray_descriptor,
4620         print_statistics): New static functions
4621         (varray_init, varray_grow): Update statistics
4622         (dump_varray_statistics): New function.
4623         * varray.h (dump_varray_statistics): Declare.
4624         * toplev.c (finalize): Call it.
4625         * Makefile.in (varray.o): Add dependency.
4626
4627 2004-01-20  Jan Hubicka  <jh@suse.cz>
4628
4629         * cselib.c: Include alloc-pool.h
4630         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
4631         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
4632         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
4633         unchain_one_elt_loc_list_pool, unchain_one_value,
4634         new_cselib_val): Simplify using allocpool.
4635         (cselib_init): Initialize allocpools.
4636         (cselib_finish): Finish allocpools.
4637         * Makefile.in (cselib.o): Depend on alloc-pool.h
4638
4639 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
4640
4641         * config/mips/mips.c (mips_load_call_address): Make the call insn
4642         use $gp if it could be calling a lazy binding stub.
4643
4644 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
4645
4646         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
4647         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4648         (TARGET_STRUCT_VALUE_RTX): Likewise.
4649         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
4650         (PROMOTE_FUNCTION_RETURN): Remove.
4651         (STRUCT_VALUE): Remove.
4652
4653 2004-01-20  Denis Chertykov  <denisc@overta.ru>
4654
4655         PR bootstrap/13735
4656         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
4657         register as pointer after reload.
4658
4659 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
4660
4661         PR optimization/12440
4662         * loop.c: Include ggc.h.
4663         (loop_optimize): Run garbage collector between optimization of loops.
4664         * Makefile.in (loop.o): Add GGC_H dependency.
4665
4666 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
4667
4668         * gcc/config/rs6000/rs6000.c (function_arg) Handle
4669         vector register special in function without prototype.
4670         (function_arg_advance): Vector parameters get always
4671         GPRs allocated for the linux64 target.
4672
4673 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
4674
4675         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
4676         not TARGET_M32RX_MASK.
4677
4678 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
4679
4680         PR target/13557
4681         * config/sparc/sparc.c (function_arg): Reorder the cases.
4682
4683 2004-01-19  Per Bothner  <per@bothner.com>
4684
4685         Move cpp_reader's line_maps field to a shared global.
4686         * cpphash.h (cpp_reader):  Rename line_maps field to line_table
4687         and change the type to a pointer rather than a struct.
4688         * cppinit.c (cpp_push_main_field):  Adjust accordingly.
4689         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
4690         Likewise.
4691         * cppfiles.c (validate_pch):  Likewise.
4692         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
4693         Likewise.
4694         * cpperror.c (print_location):  Likewise.
4695         * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
4696         * cppinit.c (cpp_create_reader):  Handle new parameter.
4697         (cpp_destroy):  Don't free line_maps - that's no longer our job.
4698         * input.h (line_table):  New variable.
4699         * toplev.c (line_table):  Declare variable.
4700         (general_init):  Initialize line_table.
4701         * c-opts.c (c_common_init_options):  Pass line_table to
4702         cpp_create_reader.
4703         * fix-header.c (read_scan_file):  New local variable line_table.
4704         Initialize, and pass it to cpp_create_reader.
4705         * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
4706         (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
4707
4708 2004-01-19  Per Bothner  <per@bothner.com>
4709
4710         Implement a cache for linemap_lookup.
4711         * line-map.h (struct_line_maps):  Add cache field.
4712         * line-map.c (linemap_init):  Zero cache field.
4713         (linemap_add):  Set cache field to offset of newly allocated map.
4714         (linemap_lookup):  Use and set cache field.
4715
4716 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
4717
4718         PR optimization/13567
4719         * cse.c (cse_basic_block): Call cse_insn with a non-null
4720         libcall_insn for the last SET insn of a no-confilict block.
4721
4722 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
4723
4724         * Makefile.in (target_noncanonical, program_transform_name): Use
4725         immediate define instead of deferred.
4726         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
4727         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
4728         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
4729         deferred backquote.
4730
4731 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
4732
4733         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
4734         true unconditionally.
4735         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
4736         Remove.
4737         (build_unary_op, build_modify_expr): Don't handle extended
4738         lvalues.
4739         (build_component_ref, build_conditional_expr): Call non_lvalue
4740         instead of pedantic_non_lvalue.
4741         (build_c_cast): Don't condition use of non_lvalue on pedantic.
4742         * fold-const.c (fold): Don't check pedantic directly for
4743         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
4744         passed to pedantic_non_lvalue.
4745         * doc/extend.texi: Remove documentation of extended lvalues.
4746
4747 2004-01-19  Roger Sayle  <roger@eyesopen.com>
4748
4749         PR optimization/5263
4750         * simplify-rtx.c (associative_constant_p): Delete.
4751         (simplify_associative_operation): Rewrite to linearize terms, and
4752         attempt to simplify new term against both left and right subterms.
4753         (simplify_binary_operation): Call swap_commutative_operands_p on
4754         op0 and op1, not trueop0 and trueop1.  Move the initialization of
4755         trueop0 and trueop1 down to where first needed.
4756         (simplify_relational_operation): Likewise.
4757         * rtlanal.c (commutative_operand_precedence): Also order constant
4758         operands using avoid_constant_pool_reference.
4759
4760 2004-01-19  Richard Henderson  <rth@redhat.com>
4761
4762         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
4763         don't check memory mode.
4764         (unaligned_memory_operand): Likewise.
4765         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
4766         abort for op0 not MEM.
4767
4768         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
4769         is not a reg, copy to a scratch first.
4770         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
4771         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
4772         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
4773         (reload_inqi, reload_inhi): Fix mode of op0.
4774         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
4775         reload_outhi_help): Likewise.  Use define_insn_and_split.
4776
4777         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
4778         as well as $29 dead.
4779
4780 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
4781
4782         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
4783         "tls_object" for thread-local objects.
4784         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
4785         "#tls" for thread-local sections.
4786         * configure.ac (thread-local checks): Specify --fatal-warnings in
4787         every binutils-specific checks.  For sparc*-*-*, test whether the
4788         OS is Solaris and the tools are native and act accordingly.
4789         * configure: Rebuild.
4790
4791 2004-01-19  Jeff Law  <law@redhat.com>
4792
4793         * contrib.texi: Update Paolo Carlini's entry.  New entries for
4794         Jerry Quinn and Petur Runolfsson.
4795
4796 2004-01-19  Roger Sayle  <roger@eyesopen.com>
4797
4798         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
4799         size, don't use the larger zero-extending loads.
4800
4801 2004-01-19  Richard Henderson  <rth@redhat.com>
4802
4803         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
4804         * alpha.md (UNSPEC_NT_LDA): Remove.
4805         (UNSPEC_CVTLQ, cvtlq): New.
4806         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
4807         (extendsidi2_fix): Remove.
4808         (extendsidi2 splitter): Use cvtlq.
4809         (extendsidi2 fp peepholes): Remove.
4810         (cvtql): Use SFmode instead of SImode.
4811         (fix_trunc?fsi): Update to match.
4812         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
4813         (movsi): Rename from movsi_nofix, remove f alternatives.
4814         (movsi_nt_vms): Similarly.
4815         (movsi_fix, movsi_nt_vms_fix): Remove.
4816         (nt_lda): Remove.
4817         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
4818
4819 2004-01-19  Jan Hubicka  <jh@suse.cz>
4820
4821         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
4822         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
4823         list.
4824         (cgraph_remove_unreachable_nodes): New function
4825         (cgraph_decide_inlining_of_small_function): Fix pasto.
4826         (cgraph_decide_inlining_incrementally): Fix pasto.
4827         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
4828
4829 2004-01-19  Steven Bosscher  <stevenb@suse.de>
4830
4831         * gengtype.c (header_file): Make it static.
4832         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
4833         * gengtype.h (header_file): No longer extern.
4834
4835 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
4836
4837         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
4838         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
4839         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
4840
4841 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
4842
4843         * stmt.c (HAVE_casesi): Define it not already defined.
4844         (HAVE_tablejump): Likewise.
4845         (expand_end_case_type): Resort to the binary tree method if
4846         neither casesi or tablejump is available.
4847
4848 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
4849
4850         * final.c (final_scan_insn): Make non-static again.
4851         * output.h (final_scan_insn): Re-add prototype.
4852         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
4853         to final_scan_insn call.
4854         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
4855         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
4856         * config/pa/pa.c (output_lbranch, output_call): Likewise.
4857         * config/sh/sh.c (print_slot): Likewise.
4858         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
4859         (output_sibcall, sparc_flat_function_epilogue): Likewise.
4860
4861 2004-01-18  Jan Hubicka  <jh@suse.cz>
4862
4863         * basic-block.h (try_redirect_by_replacing_jump): Declare.
4864         * cfgcleanup.c (try_optimize_cfg): Use it.
4865         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
4866         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
4867         Kill hack.
4868         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
4869
4870         Revert:
4871         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
4872
4873                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
4874                 even after reload, just don't remove the actual jump tables.
4875
4876 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
4877
4878         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
4879
4880 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
4881
4882         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
4883         the size of a pointer in bytes.
4884
4885 2004-01-18  Roger Sayle  <roger@eyesopen.com>
4886
4887         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
4888         live "next" variable, which could lead to an infinite loop.
4889
4890 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
4891
4892         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
4893         block.
4894
4895         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4896         Check for NULL in the chain and remove repeated code.
4897
4898 2004-01-18  Jan Hubicka  <jh@suse.cz>
4899
4900         * coverage.c (checksum_string): Rename to ...
4901         (coverage_checksum_string): ... this one, Use crc32_string; recognize
4902         names containing random number and zero the number out in order to get
4903         match.
4904
4905 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
4906
4907         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
4908
4909 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
4910
4911         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
4912         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
4913         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
4914         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
4915         doc/trouble.texi: Remove trailing whitespace.
4916
4917 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
4918
4919         PR target/7618
4920         * config/mips/mips.c: Include cfglayout.h.
4921         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4922         (mips_unspec_offset_high): Add temporary register argument.
4923         (mips_load_call_address): New function, split out from...
4924         (mips_expand_call): ...here.
4925         (mips_output_cplocal): New function.
4926         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
4927         (mips_emit_loadgp): New function, split out from...
4928         (mips_expand_prologue): ...here.
4929         (mips_output_mi_thunk): New function.
4930
4931 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
4932
4933         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
4934         mcpu32): Remove redundant checks for implied target predefines.
4935
4936 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
4937
4938         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4939         Return type is unsigned int not int.
4940         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
4941         Likewise.
4942
4943 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
4944
4945         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
4946         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
4947         "GNU/Linux" and "Microsoft Windows" terminology.
4948
4949 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
4950
4951         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
4952         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
4953         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
4954         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
4955         @smallexample instead of @example.
4956
4957 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
4958
4959         * objc/objc-act.c (build_objc_method_call): Use target
4960         hooks instead of macros to determine if ..._stret
4961         dispatchers should be used (NeXT runtime only).
4962
4963 2004-01-17  Roger Sayle  <roger@eyesopen.com>
4964
4965         * builtins.c (expand_builtin_expect_jump): Fix mistake in my
4966         last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
4967
4968 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
4969
4970         * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
4971         (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
4972         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
4973         macros.
4974         * reload1.c (emit_reload_insns): Use them.
4975         * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
4976         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
4977         for NULL PATTERN.
4978
4979 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
4980
4981         * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
4982         (final_scan_insn): Update to take an additional SEEN argument.  Emit
4983         a line note after the prologue.  Make static.
4984         (line_note_exists): Remove.
4985         (final): Don't initialize line_note_exists.  Update call to
4986         final_scan_insn.
4987         * output.h (final_scan_insn): Remove prologue.
4988         * function.c (set_insn_locators): Update comment.
4989         (thread_prologue_and_epilogue_insns): Add a comment.
4990
4991 2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
4992
4993         PR target/10781
4994         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
4995         Prototype.
4996         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4997         New function.
4998         * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
4999         * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
5000         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
5001
5002 2004-01-17  Jan Hubicka  <jh@suse.cz>
5003
5004         * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
5005         commit.
5006
5007         * toplev.c (HAVE_conditional_execution): Provide default.
5008         (rest_of_handle_reorder_blocks): For conditional_execution target
5009         update liveness once after all transformations
5010         (rest_of_compilation): Do crossjumping before ce3.
5011
5012 2004-01-17  Geoffrey Keating  <geoffk@apple.com>
5013
5014         * alias.c (new_alias_set): Mark last_alias_set for PCH.
5015         (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
5016         for PCH.
5017         (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
5018         * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
5019         (get_TOC_alias_set): Mark 'set' for PCH.
5020
5021 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
5022
5023         * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
5024         even after reload, just don't remove the actual jump tables.
5025
5026 2004-01-17  J. Brobecker  <brobecker@gnat.com>
5027
5028         * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
5029         Remove checks for is_ada() and TREE_UNSIGNED.
5030         (subrange_type_die): Emit a byte_size attribute if the subrange
5031         type size is different from the base type size.
5032         (modified_type_die): Replace call to is_ada_subrange_type() by
5033         call to is_subrange_type().
5034
5035 2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
5036
5037         * config/sh/sh.c: Include ggc.h.
5038
5039 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
5040
5041         * Makefile.in (MD5_H): New.
5042         (fold-const.o): Depend on md5.h.
5043         (dwarf2out.o): Likewise.
5044         (cppfiles.o): Likewise.
5045         * cppfiles.c: Include md5.h.
5046         (should_stack_file): Check against list read from PCH file.
5047         (struct pchf_data): New.
5048         (pchf): New variable.
5049         (struct pchf_adder_info): New.
5050         (pchf_adder): New.
5051         (pchf_save_compare): New.
5052         (_cpp_save_file_entries): New.
5053         (_cpp_read_file_entries): New.
5054         (struct pchf_compare_data): New.
5055         (pchf_compare): New.
5056         (check_file_against_entries): New.
5057         * cpphash.h (_cpp_save_file_entries): Prototype.
5058         (_cpp_read_file_entries): Prototype.
5059         * cpppch.c (cpp_write_pch_state): Write the list of headers.
5060         (cpp_read_state): Read the list of headers.
5061
5062 2004-01-17  Jan Hubicka  <jh@suse.cz>
5063
5064         * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
5065         builtin_expect specially.
5066         * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
5067         (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
5068         * invoke.texi (max-inline-insns-single): Set to 100.
5069         (large-function-insns): Set to 3000.
5070
5071 2004-01-16  Eric Christopher  <echristo@redhat.com>
5072             Chandrakala Chavva <cchavva@redhat.com>
5073
5074         * cppcharset.c (one_iso88591_to_utf8): New function.
5075         (convert_iso88591_utf8): Ditto. Use.
5076         (conversion_tab): Use.
5077         (_cpp_input_to_utf8): New function.
5078         (_cpp_init_iconv_buffer): Ditto.
5079         (_cpp_close_iconv_buffer): Ditto.
5080         * cpphash.h: Prototype new functions.
5081         (cpp_buffer): Add input_cset_desc.
5082         * cppinit.c: Add input_charset default.
5083         * cpplib.c (cpp_push_buffer): Support init and
5084         close of iconv.
5085         * cpplib.h (cpp_options): Add input_charset.
5086
5087 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
5088
5089         * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
5090         * config/alpha/unicosmk.h: Remove a commented-out definition
5091         of ASM_OUTPUT_SECTION_NAME.
5092         * config/stormy16/stormy16.h: Likewise.
5093
5094 2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
5095
5096         * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
5097         (alpha___extern_prefix_sys_stat): ... this.
5098         Apply to <sys/mount.h>, too.
5099         Tweak to match more variations.
5100         * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
5101
5102         * fixinc/inclhack.def (alpha___extern_prefix,
5103         alpha___extern_prefix_standards): New hacks to obey
5104         __PRAGMA_EXTERN_PREFIX.
5105         * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
5106         test.
5107         * fixinc/tests/base/standards.h: Likewise.
5108
5109         * fixincl/inclhack.def (alpha_pthread): Tweak to match more
5110         variations.
5111         New testcase.
5112         * fixinc/tests/base/pthread.h: Handle it.
5113
5114         * fixincl/inclhack.def (bad_lval): Sort file list.
5115         Add many missing files up to Tru64 UNIX V5.1B.
5116         * gcc/fixinc/tests/base/libgen.h: Renamed to ...
5117         * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
5118         order.
5119
5120         * fixinc/fixincl.x: Regenerate.
5121
5122 2004-01-16  Mark Mitchell  <mark@codesourcery.com>
5123
5124         * version.c (version_string): Change to 3.5.0.
5125         * doc/include/gcc-common.texi (version-GCC): Likewise.
5126
5127 2004-01-16  Jan Hubicka  <jh@suse.cz>
5128
5129         * i386.md (load_tp_di): Fix pasto.
5130
5131         PR opt/13608
5132         * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
5133
5134         * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
5135         pp_c_character_constant, pp_c_floating_constant,
5136         pp_c_additive_expression, pp_c_shift_expression,
5137         pp_c_equality_expression, pp_c_and_expression,
5138         pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
5139         pp_c_logical_and_expression): Remove inline modifier.
5140         * dwarf2out.c (get_AT): Likewise.
5141         * et-forest.c (et_splay): Likewise.
5142         * ra.h (ra_alloc, ra_calloc): Likewise
5143
5144 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
5145
5146         * config/frv/frv-protos.h: Fix comment formatting.
5147         * config/frv/frv.c: Likewise.
5148         * config/frv/frv.h: Likewise.
5149         * config/frv/frv.md: Likewise.
5150         * config/frv/frvbegin.c: Likewise.
5151         * config/frv/frvend.c: Likewise.
5152
5153 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
5154
5155         * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
5156         * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
5157         LINKER_DOES_NOT_WORK_WITH_DWARF2.
5158         (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
5159
5160 2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
5161
5162         PR 11864
5163         * postreload.c (reload_cse_simplify_operands): Don't remove
5164         implicit extension from LOAD_EXTEND_OP.
5165
5166 2004-01-16  Jan Hubicka  <jh@suse.cz>
5167
5168         PR opt/11350
5169         * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
5170         after reload.
5171         * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
5172         rtl_try_redirect_by_replacing_branch): Likewise.
5173
5174 2004-01-15  Geoffrey Keating  <geoffk@apple.com>
5175
5176         PR pch/13689
5177         * alias.c (struct alias_set_entry): Mark for GC.
5178         (alias_sets): Make static, mark for GC.
5179         (record_alias_subset): Use GC to allocate alias structures.
5180         * varray.c (element): Make generic varrays GCed.
5181
5182         PR pch/13361
5183         * c-typeck.c (constructor_asmspec): Delete.
5184         (struct initializer_stack): Delete field 'asmspec'.
5185         (start_init): Delete saving of asmspec.
5186         (finish_init): Don't update constructor_asmspec.
5187         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
5188         * stmt.c (expand_asm): Duplicate strings from tree.
5189         (expand_asm_operands): Likewise.
5190         * tree.c (tree_size): Update computation of size of STRING_CST.
5191         (make_node): Don't make STRING_CST nodes.
5192         (build_string): Allocate string with tree node.
5193         * tree.def (STRING_CST): Update comment.
5194         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
5195         (tree_string): Place contents of string in tree node.
5196         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
5197         from tree.
5198
5199         * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
5200         altivec operands.
5201
5202 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5203
5204         * c-common.h: Fix comment formatting.
5205         * c-cppbuiltin.c: Likewise.
5206         * c-pragma.c: Likewise.
5207         * calls.c: Likewise.
5208         * collect2.c: Likewise.
5209         * cppcharset.c: Likewise.
5210         * cpptrad.c: Likewise.
5211         * dbxout.c: Likewise.
5212         * defaults.h: Likewise.
5213         * dwarf2out.c: Likewise.
5214         * fold-const.c: Likewise.
5215         * genautomata.c: Likewise.
5216         * genconditions.c: Likewise.
5217         * genflags.c: Likewise.
5218         * gengtype.c: Likewise.
5219         * integrate.c: Likewise.
5220         * loop.c: Likewise.
5221         * predict.c: Likewise.
5222         * sdbout.c: Likewise.
5223
5224 2004-01-15  Zack Weinberg  <zack@codesourcery.com>
5225
5226         * config/ia64/ia64.md (*movti_internal): C output template
5227         extracted to ia64.c.
5228         (*movti_internal_reg): Delete.
5229         (reload_inti, reload_outti): Use the correct mode on operand 2
5230         in the first place, don't fix it up in the output template.
5231         (movtf, reload_ointf, reload_outtf): New expanders.
5232         (*movtf_internal): New define_insn_and_split.
5233         * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
5234         make static; do not hand TFmode CONST_DOUBLEs to split_double.
5235         (ia64_split_tmode_move): New function, body mostly pulled
5236         from ia64.md:*movti_internal.
5237         (ia64_function_arg_words): New function, extracted common
5238         logic from ia64_function_arg et seq.
5239         (ia64_function_arg_offset): Likewise.  Handle correctly the
5240         case of a scalar quantity 16 bytes wide with only 8-byte alignment.
5241         (ia64_function_arg, ia64_function_arg_partial_nregs)
5242         (ia64_function_arg_advance): Use ia64_function_arg_words and
5243         ia64_function_arg_offset.
5244         (ia64_function_value): TCmode does not go in float regs.
5245         (ia64_secondary_reload_class): Also handle TFmode.
5246         * config/ia64/ia64-protos.h: Remove prototype for
5247         ia64_split_timode; add prototype for ia64_split_tmode_move.
5248
5249 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
5250
5251         * Makefile.in (MAINT): Make it an immediate assignment.
5252
5253 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5254
5255         * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
5256
5257 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5258
5259         * config/h8300/coff.h: Replace Hitachi with Renesas.
5260         * config/h8300/elf.h: Likewise.
5261         * config/h8300/h8300-protos.h: Likewise.
5262         * config/h8300/h8300.c: Likewise.
5263         * config/h8300/h8300.h: Likewise.
5264         * config/h8300/h8300.md: Likewise.
5265         * config/h8300/lib1funcs.asm: Likewise.
5266
5267 2004-01-15  Andrew Pinski  <apinski@apple.com>
5268
5269         * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
5270         around it.
5271
5272 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5273
5274         * config/h8300/h8300.c (h8300_return_in_memory): New.
5275         (TARGET_STRUCT_VALUE_RTX): Likewise.
5276         (TARGET_RETURN_IN_MEMORY): Likewise.
5277         * config/h8300/h8300.h (STRUCT_VALUE): Remove.
5278         (RETURN_IN_MEMORY): Likewise.
5279
5280 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
5281
5282         PR optimization/13375
5283         * gcse.c (handle_avail_expr): Just return if the source is not a
5284         single set.
5285
5286 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
5287             Daniel Jacobowitz  <drow@mvista.com>
5288
5289         * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
5290         (EQUIV): Define.
5291         (ARM_FUNC_ALIAS): New macro.
5292         * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
5293         * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
5294
5295 2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5296
5297         PR optimization/12372
5298         * calls.c (expand_call): Add call_fusage data for stack arguments in
5299         constant calls.
5300
5301 2004-01-15  Alan Modra  <amodra@bigpond.net.au>
5302
5303         * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
5304         (rs6000_elf_declare_function_name): Formatting.
5305         * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
5306
5307 2004-01-15  Jan Hubicka  <jh@suse.cz>
5308
5309         PR bootstrap/13692
5310         * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
5311         previous patch.
5312
5313 2004-01-15  Richard Henderson  <rth@redhat.com>
5314
5315         * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
5316         integer regs of the same call-savedness.
5317
5318 2004-01-15  Andreas Schwab  <schwab@suse.de>
5319
5320         PR bootstrap/13562
5321         * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
5322         status for NOTB/NOTW/NEGW methods.
5323
5324 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5325
5326         * doc/invoke.texi: Update dump file names.  Fix a typo.
5327
5328 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5329
5330         * builtins.c (expand_builtin_va_end): Don't use
5331         EXPAND_BUILTIN_VA_END.
5332         * system.h (EXPAND_BUILTIN_VA_END): Poison.
5333         * config/d30v/d30v.h: Remove a commented-out definition of
5334         EXPAND_BUILTIN_VA_END.
5335         * config/stormy16/stormy16.h: Likewise.
5336
5337 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
5338
5339         * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
5340         * targhooks.c (default_struct_value_rtx): Don't use
5341         STRUCT_VALUE_INCOMING_REGNUM.
5342
5343 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
5344
5345         PR bootstrap/12744
5346         * configure.in: Revamp enable-generated-files-in-srcdir rule to define
5347         GENINSRC and not parsedir.  Define srcextra as a langhook.
5348         * configure: Regenerate.
5349         * Makefile.in: Suppress default .l.c rule.  Don't substitute
5350         parsedir and delete all references throughout.  Conditionally define
5351         rule for srcextra dependent on GENINSRC.
5352         (stmp-docobjdir): Delete.
5353         (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
5354         (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
5355         and gengtype-yacc.h back to source directory.
5356         (maintainer-clean): Delete all parse files in source directory.
5357         (distclean): Delete generated files.
5358
5359         * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
5360         (objc-parse.c, objc-parse.y): Don't use parsedir.
5361         (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
5362         directory if requested.
5363         (po-generated): Don't use parsedir.
5364         (objc.maintainer-clean): Delete above files from source directory.
5365
5366 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5367
5368         * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
5369
5370 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5371
5372         * doc/tm.texi: Replace RETURN_IN_MEMORY with
5373         TARGET_RETURN_IN_MEMORY.
5374
5375 2004-01-15  Jan Hubicka  <jh@suse.cz>
5376
5377         * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
5378         * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
5379         functions accepting SSE arguments
5380         (function_arg): Warn only when asked to warn.
5381         * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
5382
5383 2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>
5384
5385         * c-parse.in (stmts_and_decls): Make label at end of compound
5386         statement a hard error.
5387
5388 2004-01-14  Jan Hubicka  <jh@suse.cz>
5389
5390         * cgraph.c (create_edge): Use local.redefined_extern_inline.
5391         * cgraph.h (cgraph_local_info): Sort fields by size; add
5392         redefined_extern_inline
5393         (cgraph_global_info): Sort fields by size.
5394         (cgraph_node): Likewise.
5395         * cgraphunit.c (cgraph_finalize_function): Se
5396         local.redefined_extern_inline on redefinition.
5397         (cgraph_analyze_function): Use it; fix formating.
5398
5399 2004-01-14  Jan Hubicka  <jh@suse.cz>
5400
5401         PR c++/10776
5402         * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
5403         outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
5404         bitmaps
5405         (cache_size): New variable
5406         (add_dependence): Update use; canonize early memory locations
5407         (sched_analyze_1): Likewise.
5408         (sched_analyze_2): Likewise.
5409         (init_dependency_caches): Initialize bitmaps.
5410         (free_dependency_caches): Free bitmaps
5411
5412 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5413
5414         * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
5415         targetm.calls.strict_argument_naming().
5416         * target.h: Likewise.
5417
5418 2004-01-14  Richard Henderson  <rth@redhat.com>
5419
5420         PR debug/13231
5421         * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
5422         instructions.
5423
5424 2004-01-14  Richard Henderson  <rth@redhat.com>
5425
5426         PR c++/12491
5427         * except.c (struct eh_region): Add u.fixup.resolved.
5428         (resolve_one_fixup_region): Split out from ...
5429         (resolve_fixup_regions): ... here.
5430
5431 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5432
5433         * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
5434
5435 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5436
5437         * config/alpha/alpha.h (STRUCT_VALUE): Remove.
5438         * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
5439         (STRUCT_VALUE): Remove.
5440
5441 2004-01-14  Steven Bosscher  <stevenb@suse.de>
5442
5443         * system.h: Poison PROMOTED_MODE
5444         * integrate.c (expand_inline_function): Don't mention the
5445         PROMOTED_MODE.
5446         * loop.c (update_giv_derive): Same.
5447         * tree.h (DECL_RTL): Same.
5448
5449 2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>
5450
5451         PR target/9365
5452         * sh.c (gen_block_redirect): Add special handling of RETURN.
5453         (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
5454         far branch target (i.e. it's a return).
5455
5456 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5457
5458         * regrename.c (find_oldest_value_reg): Fix a warning.
5459
5460 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
5461
5462         PR bootstrap/12527
5463         * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
5464         Move linux-gas.h and linux-elf.h before aout.h.
5465         * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
5466         * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
5467
5468 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
5469
5470         * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
5471         (CONST_INT, VOIDmode, ...).
5472
5473 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
5474
5475         * regrename.c (find_oldest_value_reg): If the replacement uses
5476         multiple hard registers, check that all of them are in CLASS.
5477
5478 2004-01-14  Jan Hubicka  <jh@suse.cz>
5479
5480         * alias.c (get_alias_set):  Initialize alias set to 0 when subset is
5481         impossible.
5482
5483 2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>
5484
5485         * Makefile.in: Define MAINT from --enable-maintainer-mode.
5486
5487 2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>
5488
5489         * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
5490         Calculate always vrsave_mask if TARGET_ALTIVEC.
5491         (rs6000_emit_prologue): Emit code for vrsave
5492         only if TARGET_ALTIVEC_VRSAVE.
5493         (rs6000_emit_epilogue): Likewise.
5494
5495 2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
5496
5497         * config/sparc/sparc.md (tie_add32): Fix pasto.
5498         (tie_add64): Likewise.
5499
5500 2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5501
5502         * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
5503
5504 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5505
5506         * config/iq2000/iq2000-protos.h: Fix comment formatting.
5507         * config/iq2000/iq2000.c: Likewise.
5508         * config/iq2000/iq2000.md: Likewise.
5509
5510 2004-01-14  J. Brobecker  <brobecker@gnat.com>
5511
5512         * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
5513         (subrange_type_die): Add handle for nameless subrange types.
5514
5515 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5516
5517         * config/h8300/h8300-protos.h: Replace do_movsi with
5518         h8300_expand_movsi.
5519         * config/h8300/h8300.c (do_movsi): Change to
5520         h8300_expand_movsi.
5521         * config/h8300/h8300.md (movsi): Replace do_movsi with
5522         h8300_expand_movsi.
5523         (movsf): Likewise.
5524
5525 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5526
5527         * config/h8300/h8300.c (dosize): Change to
5528         h8300_emit_stack_adjustment.  Update callers.
5529
5530 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5531
5532         * config/h8300/h8300.md (movstrictqi): Add an alternative with
5533         the source being post_inc.  Tighten the predicate for the
5534         destination to register_operand.
5535         (movstricthi): Likewise.
5536
5537 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5538
5539         * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
5540         * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
5541         * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
5542
5543 2004-01-14  Jan Hubicka  <jh@suse.cz>
5544
5545         Partial fix PR c++/12850
5546         * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
5547         at zero nest level.
5548
5549 2004-01-13  Bernardo Innocenti  <bernie@develer.com>
5550
5551         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
5552         pseudo-register.
5553
5554 2004-01-13  Devang Patel <dpatel@apple.com
5555
5556         PR debug/7078
5557         * dbxout.c (dbxout_symbol_name): Emit mangled names for
5558         NAMESPACE_DECL memebers.
5559
5560 2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>
5561
5562         PR c++/12709
5563         * c-common.c (finish_fname_decls): Use the chain only if the
5564         tree is an expr_stmt.
5565
5566 2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>
5567
5568         * rtl.def: Add comment about new option in automata_option.
5569
5570         * genautomata.c (PROGRESS_OPTION): New macro.
5571         (progress_flag): New global variable.
5572         (gen_automata_option): Process `progress'.
5573         (transform_insn_regexps, check_unit_distributions_to_automata,
5574         make_automaton, NDFA_to_DFA, build_automaton, create_automata,
5575         expand_automata, write_automata): Print about the progress only if
5576         progress_flag.  Remove fflush.
5577         (initiate_automaton_gen): Process command line flag `-progress'.
5578
5579         * doc/md.texi: Describe the new option.
5580
5581 2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
5582
5583         * cfg.c (dump_bb): Dump entry edges.
5584
5585 2004-01-13  Richard Earnshaw  <rearnsha@arm.com>
5586
5587         * arm.c (thumb_legitimate_address_p): Only allow constant pool
5588         references from SImode.
5589         * arm.md (thumb_movhi_insn): Don't allow minipool references.
5590
5591 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
5592
5593         * system.h (TEXT_SECTION): Poison.
5594         * varasm.c (text_section): Don't use TEXT_SECTION.
5595         * config/sh/sh.c (sh_file_start): Fix a comment typo.
5596         * doc/tm.texi (TEXT_SECTION): Remove.
5597
5598 2004-01-13  Ben Elliston  <bje@wasabisystems.com>
5599
5600         * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
5601
5602 2004-01-12  James E Wilson  <wilson@specifixinc.com>
5603
5604         * unwind-libunwind.c: Delete.
5605
5606 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
5607
5608         PR 13656
5609         * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
5610         oldtype is set, set *newtypep or *oldtypep too.  Do not set
5611         them at the very end.
5612         (validate_proto_after_old_defn): Restructure for comprehensibility;
5613         make error messages clearer.
5614
5615 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
5616
5617         * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
5618         (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
5619         * varray.c: No need to prototype error.
5620         (varray_check_failed): Wrap long string onto two lines.
5621         (varray_underflow): New function.
5622
5623 2004-01-13  Steven Bosscher  <stevenb@suse.de>
5624
5625         PR c++/13376
5626         * function.h (struct function): Kill `name' field.
5627         (current_function_name): Make it an extern function.
5628         * function.c (current_function_name): New function.
5629         * graph.c: Update all uses of current_function_name.
5630         * gcse.c: Likewise.
5631         * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
5632         config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
5633         * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
5634         instead of a strcmp with "main".
5635
5636 2004-01-13  Jan Hubicka  <jh@suse.cz>
5637
5638         * c-decl.c (diagnose_mismatched_decls):  Fix warning calls.
5639
5640         * cgraphunit.c (cgraph_optimize_function):  Always do
5641         optimize_inline_calls when there is always_inline callee.
5642         (cgraph_decide_inlining): Fix formating.
5643         * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
5644         functions.
5645         (expand_call_inline): Likewise.
5646         * toplev.h (sorry): Fix prototype.
5647
5648 2004-01-12  Roger Sayle  <roger@eyesopen.com>
5649
5650         * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
5651         conditional jumps that drop through to unconditional jumps or the
5652         end of the sequence.
5653
5654 2004-01-13  Jan Hubicka  <jh@suse.cz>
5655
5656         * alias.c (new_alias_set): Construct the alias_set varray.
5657         (init_alias_once): Don't do it here.
5658
5659 2004-01-12  Marc Espie <espie@openbsd.org>
5660
5661         * system.h: handle YYBYACC like YYBISON.
5662
5663 2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>
5664
5665         PR target/10847
5666         * config.gcc: No longer includes conflicting header sparc/sol2.h when
5667         building on sparc64-*-openbsd*.
5668
5669 2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
5670
5671         PR debug/13539
5672         * dbxout.c (dbxout_type): Protected inheritance is not
5673         private but protected.
5674
5675 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
5676
5677         * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
5678
5679 2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>
5680
5681         PR optimization/12508.
5682         * combine.c (try_combine): Remove a dead set in a parallel
5683         even if its destination is a subreg.
5684
5685         Revert:
5686         2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
5687         * combine.c (simplify_set): Don't move a subreg in SET_SRC to
5688         SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
5689
5690 2004-01-12  Geoffrey Keating  <geoffk@apple.com>
5691
5692         * real.c: Update copyright date.
5693         * emit-rtl.c: Likewise.
5694         * rtl.h: Likewise.
5695         * dwarf2out.c: Likewise.
5696         * config/rs6000/darwin-ldouble.c: Likewise.
5697         * config/rs6000/rs6000.md: Likewise.
5698
5699 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
5700
5701         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
5702         TFmode to SImode libfuncs.
5703
5704 2004-01-12  Roger Sayle  <roger@eyesopen.com>
5705
5706         PR middle-end/11397
5707         * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
5708
5709 2004-01-12  Jan Hubicka  <jh@suse.cz>
5710
5711         PR opt/12826
5712         * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
5713         stored.
5714
5715         PR opt/12863
5716         * cfgcleanup.c (label_is_jump_target_p): Move to...
5717         * rtlanal.c (label_is_jump_target_p): ... here.
5718         * cfgrtl.c (cfg_layout_redirect_edge_and_branch):  Fix redirecting of fallthru
5719         edges unified with branch edges.
5720
5721 2004-01-12  Richard Earnshaw  <rearnsha@arm.com>
5722
5723         * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
5724         high word of an integral CONST_DOUBLE.
5725
5726 2004-01-12  Paul Brook  <paul@codesourcery.com>
5727
5728         * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
5729
5730 2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>
5731
5732         PR target/13585
5733         * sh-protos.h (check_use_sfunc_addr): Declare.
5734         * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
5735         * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
5736
5737 2004-01-12  Jan Hubicka  <jh@suse.cz>
5738
5739         * alias.c:  Invlude varray.h
5740         (alias_sets): Turn into varray.
5741         (get_alias_set_entry): Use VARRAY; mark inline.
5742         (mems_in_disjoint_alias_sets_p): Mark inline.
5743         (record_alias_subset): Use varray.
5744         (init_alias_once): Initialize varray.
5745         (new_alias_set): Grow array.
5746         * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
5747
5748 2004-01-12  Jan Hubicka  <jh@suse.cz>
5749
5750         Partial fix for PR opt/10776 II
5751         * cselib.c: Include params.h
5752         (cselib_invalidate_mem):  Limit amount of nonconflicting memory
5753         locations.
5754         * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
5755         * Makefile.in (cselib.o): Depend on params.h
5756
5757 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
5758
5759         * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
5760         simplify_unary_operation if the operand has a known mode.
5761
5762 2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>
5763
5764         PR target/13534
5765         * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
5766         predicate to handle 'ld' conform addresses.
5767         * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
5768         contraint.
5769         (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
5770         are memory contraints.
5771         * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
5772         New prototype.
5773         * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
5774         Change 'o' to 'Y' constraint.
5775         (*movdf_softfloat64): Ditto.
5776
5777 2004-01-12  Bernardo Innocenti  <bernie@develer.com>
5778
5779         * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
5780         brace-enclosed syntax in all C output statements.
5781
5782 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
5783
5784         PR target/13401
5785         * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
5786         Objective-C language type value is 14.
5787
5788 2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>
5789
5790         PR c/12148
5791         * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
5792         `int' in a number of places to make sure we always have a SImode
5793         and not a HImode.  Add a 'L' suffix to a number of constants.
5794
5795 2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5796
5797         * pa.c: Don't include obstack.h.
5798
5799         * pa.md: Correct constraint in pattern for loading PIC label address.
5800
5801 2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>
5802
5803         * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
5804          before defining.
5805
5806 2004-01-11  Steven Bosscher  <stevenb@suse.de>
5807
5808         PR fortran/9972
5809         * toplev.c (rest_of_handle_inline): Also consider functions
5810         for deferral if the language is GNU F77.
5811
5812 2004-01-11  Zack Weinberg  <zack@codesourcery.com>
5813
5814         * c-decl.c (diagnose_arglist_conflict): Add missing space to
5815         diagnostic messages.
5816
5817 2004-01-11  Jakub Jelinek  <jakub@redhat.com>
5818
5819         PR middle-end/13392
5820         * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
5821         to drop through label.  Don't fall back to SCC even when conditional
5822         jump has not been found.
5823
5824 2004-01-11  Jan Hubicka  <jh@suse.cz>
5825
5826         * invoke.texi: Fix syntax error in previous patch.
5827
5828         Partial fix for PR opt/10776
5829         * Makefile.in (reload.o): Include param.h
5830         * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
5831         * reload.c: Include params.h.
5832         (find_equiv_reg): Work limiting check.
5833         * invoke.texi: Document.
5834
5835 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
5836
5837         * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
5838         out-of-bounds accesses to string constants.  Simplify mips16
5839         case accordingly.
5840
5841 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
5842
5843         PR optimization/13469
5844         * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
5845         reload_cse_regs (-fnon-call-exceptions only).
5846
5847 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
5848
5849         * config/mcore/lib1.asm: Fix comment formatting.
5850         * config/mcore/mcore-elf.h: Likewise.
5851         * config/mcore/mcore.c: Likewise.
5852         * config/mcore/mcore.h: Likewise.
5853         * config/mcore/mcore.md: Likewise.
5854
5855 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
5856
5857         * c-decl.c (duplicate_decls): Break apart into...
5858         (diagnose_arglist_conflict, validate_proto_after_old_defn)
5859         (locate_old_defn, diagnose_mismatched_decls, merge_decls):
5860         ... these new functions.  Restructure for comprehensibility.
5861         Remove various archaic special cases.  Always report the
5862         location of the previous declaration when a diagnostic is issued.
5863         (redeclaration_error_message): Fold into diagnose_mismatched_decls.
5864         (match_builtin_function_types): Delete unnecessary forward declaration.
5865
5866 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
5867
5868         * genautomata.c (make_automaton, NDFA_to_DFA):
5869         Print progress bars with '.' characters instead of '*'.
5870         (build_automaton): Change notes to match.
5871
5872 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
5873
5874         * config/m32r/m32r.md: Use define_constants for unspec and
5875         unspec_volatile.
5876
5877 2004-01-10  Jan Hubicka  <jh@suse.cz>
5878
5879         PR opt/11635
5880         * expr.c (expand_expr_real):  More curefully expand union casts.
5881
5882 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
5883
5884         * config/m32r/m32r.md (flush_icache): Use 1 for
5885         unspec_volatile.
5886
5887 2004-01-10  David Edelsohn  <edelsohn@gnu.org>
5888             James E Wilson  <wilson@specifixinc.com>
5889
5890         PR debug/12860
5891         * dbxout.c (dbxout_symbol): Remove initialization of
5892         current_sym_code, current_sym_value, and current_sym_addr.
5893         (dbxout_symbol_location): Same.
5894         (dbxout_prepare_symbol): Zero current_sym_code,
5895         current_sym_value, and current_sym_addr.
5896
5897 2004-01-10  Richard Sandiford  <rsandifo@redhat.com>
5898
5899         * tree.c (get_unwidened): Reorder conditions so that the null pointer
5900         check is done first.
5901
5902 2004-01-09  Eric Christopher  <echristo@redhat.com>
5903
5904         * toplev.c (rest_of_handle_cfg): Add reg_scan pass
5905         if we're running mark_constant_function.
5906
5907 2004-01-09  Jeff Bailey  <jbailey@nisa.net>
5908
5909         PR target/12561
5910         * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
5911
5912 2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>
5913
5914         PR debug/11231
5915         * dbxout.c (dbxout_type_fields): Return if any item is
5916         error_mark_node or the type is error_mark_node.
5917
5918 2004-01-09  Geoffrey Keating  <geoffk@apple.com>
5919
5920         * config/rs6000/darwin-ldouble.c: Add big comment explaining
5921         exactly what is expected as a 'long double'.
5922         (_xlqadd): When a value to be returned is representable as a
5923         'double', just return it directly, do not construct it using a union.
5924         Also, correct final fixup.
5925         (_xlqmul): Likewise.
5926         (_xlqdiv): Likewise.
5927         * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
5928
5929         * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
5930
5931 2004-01-09  Richard Henderson  <rth@redhat.com>
5932
5933         * recog.c (constrain_operands): Validate mem operands.
5934
5935 2004-01-09   James E Wilson  <wilson@specifixinc.com>
5936
5937         * gcc.c (init_spec): Remove -lunwind from shared case.
5938         * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
5939
5940 2004-01-09  Steve Ellcey  <sje@cup.hp.com>
5941
5942         * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
5943         * configure: Regenerate
5944
5945 2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>
5946
5947         PR c/11234
5948         * c-typeck.c (build_c_cast): If pedantic, warn for conversions
5949         between function and object pointers.
5950         (digest_init): When comparing a pointer to function type to the
5951         target type, only apply TREE_TYPE once to the pointer to function
5952         type.
5953         * except.c (for_each_eh_label_1): Treat data as a pointer to a
5954         function pointer rather than casting it to a function pointer.
5955         (for_each_eh_label): Update caller.
5956         * recog.h (struct insn_data): Use a struct or union for output.
5957         * genoutput.c (output_insn_data): Update.
5958         * final.c (get_insn_template): Update.
5959
5960 2004-01-09  Mark Mitchell  <mark@codesourcery.com>
5961
5962         * expr.h (expand_expr): Make it a macro, not a function.
5963         (expand_expr_real): New function.
5964         * expr.c (store_expr): Adjust logic for deciding whether or not to
5965         copy the value returned by expand_expr.
5966         (expand_expr): Rename to ...
5967         (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
5968         calls to language hooks.
5969         * c-common.h (c_expand_expr): Adjust prototype.
5970         * c-common.c (c_expand_expr): Add alt_rtl parameter.
5971         * langhooks-def.h (lhd_expand_expr): Change prototype.
5972         * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
5973         * langhooks.h (lang_hooks): Change type of expand_expr.
5974         * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
5975         (last_expr_alt_rtl): Likewise.
5976         (expand_expr_stmt_value): Set last_expr_alt_rtl.
5977         (clear_last_expr): Clear it.
5978         (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
5979         (expand_end_bindings): Save and restor last_expr_alt_rtl.
5980         * tree.def (RTL_EXPR): Give it an additional operand.
5981         * tree.h (RTL_EXPR_ALT_RTL): New macro.
5982
5983 2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
5984
5985         * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
5986         * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
5987
5988 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
5989
5990         PR target/13380.
5991         * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
5992         or (ne:SI (reg:CC 17) (const_int 0)).
5993         Be specific about modes wherever possible.
5994
5995 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
5996
5997         * config/m32r/m32r.c (m32r_expand_block_move): Call
5998         gen_movestrsi_internal with two more arguments.
5999         (m32r_output_block_move): Adjust operand numbers.
6000         Properly update the source and destination pointers.
6001         * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
6002         'r+'.  Change the set detinations to match_operand.
6003
6004 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
6005
6006         * final.c (FIRST_INSN_ADDRESS): Remove.
6007         (shorten_branches): Don't use FIRST_INSN_ADDRESS.
6008         * system.h (FIRST_INSN_ADDRESS): Poison.
6009         * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
6010         * config/m32r/m32r-protos.h: Remove the prototype for
6011         m32r_first_insn_address.
6012         * config/m32r/m32r.c (m32r_first_insn_address): Remove.
6013         * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
6014         * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
6015
6016 2004-01-09  J. Brobecker  <brobecker@gnat.com>
6017
6018         * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
6019         we just created.
6020         (is_ada_subrange_type): DIEs for enumeration subtypes should be
6021         emitted as subrange types too.
6022         (subrange_type_die): Add handling of enumeration subtypes.
6023
6024 2004-01-08  Richard Henderson  <rth@redhat.com>
6025
6026         PR opt/12441
6027         Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
6028         * i386.c (aligned_operand): Be prepared for SUBREGed registers.
6029         (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
6030         (ix86_address_cost): Be prepared for SUBREGed registers.
6031         (legitimate_address_p): Accept SUBREGed registers.
6032
6033 2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>
6034
6035         * Makefile.in: Rename configure.in to configure.ac
6036         * doc/sourcebuild.texi: Likewise.
6037         * configure: Regenerate.
6038         * config.in: Regenerate.
6039
6040 2004-01-08  Stuart Hastings  <stuart@apple.com>
6041
6042         * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
6043
6044 2004-01-08  Jan Hubicka  <jh@suse.cz>
6045
6046         * cgraphunit.c (cgraph_decide_inlining):  Fix typo.
6047
6048 2004-01-08  Geoffrey Keating  <geoffk@apple.com>
6049
6050         * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
6051         (UNSPEC_FIX_TRUNC_TF): New constant.
6052         (movtf_internal): Make splitter active only when insn is active.
6053         (extenddftf2): Rewrite to properly load zero into low part.
6054         (extenddftf2_internal): New.
6055         (extendsftf2): Rewrite.
6056         (truncdftf2): Correct length.
6057         (floatditf2): Delete.
6058         (fix_trunc_helper): New.
6059         (fix_trunctfdi2): Use fix_trunc_helper.
6060         (fix_trunctfsi2): Likewise.fix_trunc
6061         (fix_trunctfsi2_internal): New.
6062
6063         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
6064         addresses are legitimate on Darwin even when flag_pic.
6065         (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
6066         non-offsettable addresses for loads of TFmode constants.
6067
6068 2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
6069
6070         * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
6071         variables in the appropriate bss section.
6072
6073 2004-01-09  Alan Modra  <amodra@bigpond.net.au>
6074
6075         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
6076         target_flags has MASK_POWERPC64 when -m64.
6077         * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
6078         to 620, 630, power3, power4 and rs64a entries.
6079         * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
6080
6081 2004-01-08  Richard Sandiford  <rsandifo@redhat.com>
6082
6083         * simplify-rtx.c (simplify_immed_subreg): Fix construction of
6084         floating-point constants.
6085
6086 2004-01-08  J. Brobecker  <brobecker@gnat.com>
6087
6088         * dwarf2out.c (subrange_type_die): Add context_die parameter.
6089         Create the subrange_type DIE using the given context DIE.
6090         (modified_type_die): Update call to subrange_type_die.
6091
6092 2004-01-08  Zack Weinberg  <zack@codesourcery.com>
6093
6094         * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
6095         Add multiple-include guard.
6096
6097 2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
6098
6099         * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
6100         all vector constant loadable by vsplt*.
6101         (output_vec_const_move): Likewise.
6102
6103 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
6104
6105         PR c/6024
6106         * c-typeck.c (comptypes): Only treat enumerated types in the same
6107         translation unit as compatible with each other when they are the
6108         same type.
6109         * doc/extend.texi: Update.
6110
6111 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
6112
6113         PR c/12165
6114         * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
6115         array type from the array element type.
6116
6117 2004-01-07  Alan Modra  <amodra@bigpond.net.au>
6118
6119         * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
6120         * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
6121         * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
6122         (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
6123         * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
6124
6125 2004-01-06  Eric Christopher  <echristo@redhat.com>
6126
6127         * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
6128         (DWARF2_DEBUGGING_INFO): Define.
6129         (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
6130         * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
6131         * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
6132         for irix as.
6133         (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
6134         * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
6135         * config/mips/iris5gas.h: Ditto.
6136         (DBX_DEBUGGING_INFO): Remove.
6137         (DWARF2_DEBUGGING_INFO): Ditto.
6138         (MIPS_DEBUGGING_INFO): Ditto.
6139         (PREFERRED_DEBUGGING_TYPE): Ditto.
6140         * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
6141         (PREFERRED_DEBUGGING_TYPE): Ditto.
6142         (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
6143         * config/mips/elf64.h: Ditto.
6144
6145 2004-01-06  Jan Hubicka  <jh@suse.cz>
6146
6147         * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
6148         (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
6149
6150 2004-01-06  Geoffrey Keating  <geoffk@apple.com>
6151
6152         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
6153         (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
6154         * config/rs6000/darwin-ldouble.c: New.
6155
6156         * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
6157         for constants.
6158         (constant_subword): Delete.
6159         * rtl.h (constant_subword): Delete prototype.
6160         (immed_double_const): Is not in varasm.c.
6161         * simplify-rtx.c (simplify_immed_subreg): New.
6162         (simplify_subreg): Use simplify_immed_subreg.
6163
6164         * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
6165         than trying to generate RTL directly.
6166         (fix_trunctfsi2): Use expand_fix rather than trying to generate
6167         RTL directly.
6168
6169         * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
6170
6171 2004-01-06  David Edelsohn  <edelsohn@gnu.org>
6172
6173         * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
6174         function into a separate macro.
6175         (read_only_data_section): Add void argument.
6176         (private_data_section): Same.
6177         (read_only_private_data_section): Same.
6178         (toc_section): Same.
6179
6180 2004-01-06  Jan Hubicka  <jh@suse.cz>
6181
6182         * invoke.texi:  Remove typo in last change.
6183
6184         PR target/10301
6185         * config.gcc: Accept opteron and athlon-64 as variants
6186         of k8.
6187         * i386.c (override_options): Likewise.
6188         * invoke.texi (i386 -mtune): Expand documentation.
6189
6190 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
6191
6192         * alias.c: Fix comment typos.
6193         * builtins.c: Likewise.
6194         * cfg.c: Likewise.
6195         * df.c: Likewise.
6196         * dominance.c: Likewise.
6197         * dwarf2out.c: Likewise.
6198         * emit-rtl.c: Likewise.
6199         * expr.c: Likewise.
6200         * final.c: Likewise.
6201         * fold-const.c: Likewise.
6202         * gcse.c: Likewise.
6203         * genattrtab.c: Likewise.
6204         * genrecog.c: Likewise.
6205         * gensupport.c: Likewise.
6206         * ggc-zone.c: Likewise.
6207         * integrate.c: Likewise.
6208         * local-alloc.c: Likewise.
6209         * loop.c: Likewise.
6210         * recog.c: Likewise.
6211         * regmove.c: Likewise.
6212         * reg-stack.c: Likewise.
6213         * reorg.c: Likewise.
6214         * rtlanal.c: Likewise.
6215         * rtl.h: Likewise.
6216         * sched-ebb.c: Likewise.
6217         * simplify-rtx.c: Likewise.
6218         * toplev.c: Likewise.
6219         * varasm.c: Likewise.
6220
6221 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
6222
6223         * doc/install.texi: Fix typos.
6224         * doc/invoke.texi: Likewise.
6225         * doc/md.texi: Likewise.
6226
6227 2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
6228
6229         * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
6230
6231 2004-01-06  Jan Hubicka  <jh@suse.cz>
6232
6233         * i386.c (init_cumulative_args):  Add handling of MMX_REGPARM.
6234         (function_arg_advance):  Do not pass aggregates in SSE; deal handling
6235         of MMX_REGPARM.
6236         (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
6237         add MMX_REGPARM.
6238         * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
6239         (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
6240         (MMX_REGPARM_MAX): Similarly for -mmmx.
6241
6242 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6243
6244         * config/sh/linux.h: Fix comment formatting.
6245         * config/sh/netbsd-elf.h: Likewise.
6246         * config/sh/sh.c: Likewise.
6247         * config/sh/sh.h: Likewise.
6248         * config/sh/vxworks.h: Likewise.
6249
6250 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6251
6252         * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
6253         * toplev.c (output_file_directive): Don't use
6254         ASM_OUTPUT_MAIN_SOURCE_FILENAME.
6255
6256 2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>
6257
6258         * toplev.c: Fix broken checkin of 2003-12-30.
6259
6260 2004-01-05  Daniel Berlin  <dberlin@dberlin.org>
6261
6262         * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
6263         (USING_MMAP): We don't support non-mmap.
6264         (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
6265         large objects.
6266         (struct page_entry): Remove bytes_free.
6267         (struct page_table_chain): Remove.
6268         (struct globals): Remove page_table member.
6269         (loookup_page_table_entry): Function deleted.
6270         (set_page_table_entry): Ditto.
6271         (ggc_allocated_p): No longer need page table lookups.
6272         (ggc_marked_p): Ditto.
6273         (alloc_small_page): Don't care about bytes_free anymore.
6274         (alloc_large_page): Round up size.
6275         (ggc_alloc_zone_1): Mark large objects as such, and calculate
6276         their size the new way.
6277         Remove page table lookups and setting.
6278         (ggc_get_size): Calculate large object size the new way.
6279         (sweep_pages): Redo to account for fact that we no longer have
6280         bytes_free.
6281         (ggc_collect): No longer need to reincrement bytes_free.
6282         (ggc_pch_alloc_object): Handle new large objects properly.
6283         (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
6284
6285 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6286
6287         * doc/invoke.texi: Remove a page break.
6288
6289 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6290
6291         * config/avr/avr.c (avr_output_function_prologue): Remove an
6292         extra pair of curly braces.
6293
6294 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6295
6296         * config/mn10300/mn10300.c: Fix comment formatting.
6297         * config/mn10300/mn10300.h: Likewise.
6298
6299 2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
6300
6301         * tree.h: Update documentation on nothrow_flag.
6302         * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
6303         types.
6304
6305 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
6306
6307         * doc/invoke.texi: Remove traces of dead ports.
6308
6309 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
6310
6311         * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
6312         option.
6313
6314 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
6315
6316         PR target/12945
6317         * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
6318         counter labels.
6319         * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
6320         (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
6321         string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
6322         the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
6323         (mips_symbol_insns): Don't trust the local/global classification.
6324         (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
6325         (override_options): Make -mabicalls -fno-unit-at-a-time imply
6326         -mno-explicit-relocs.
6327         (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
6328         between local and global symbols.
6329
6330 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
6331
6332         * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
6333         (mips_preferred_reload_class): Declare.
6334         * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
6335         (EXTRA_CONSTRAINT): Update accordingly.
6336         (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
6337         * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
6338         (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
6339         mips_dangerous_for_la25_p.
6340         (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
6341         if mips_dangerous_for_la25_p.
6342
6343 2004-01-05  Bernardo Innocenti  <bernie@develer.com>
6344
6345         * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
6346         warning.
6347
6348 2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>
6349
6350         * configure.ac: Use AC_PROG_CPP_WERROR.
6351         * configure: Regenerate.
6352
6353 2004-01-04  Zack Weinberg  <zack@codesourcery.com>
6354
6355         * .cvsignore: Add autom4te.cache.
6356
6357 2004-01-04  Richard Sandiford  <rsandifo@redhat.com>
6358
6359         * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
6360         -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
6361         -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
6362         then architecture options, then ABI options.  General rewording.
6363
6364 2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>
6365
6366         PR c/3414
6367         * doc/extend.texi: Clarify definition of malloc attribute.
6368
6369 2004-01-04  Jan Hubicka  <jh@suse.cz>
6370
6371         * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
6372         * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
6373         * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
6374         (cgraph_inline_p): Add extra argument reason.
6375         * cgraphunit.c: Minor formating fixes.
6376         cgraph_first_inlined_callee): New functions.
6377         (record_call_1): Record builtins too.
6378         (cgraph_analyze_function): Update inline_failed messages.
6379         (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
6380         cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
6381         (cgraph_check_inline_limits): Likewise; Add argument reason.
6382         (cgraph_set_inline_failed): New static function.
6383         (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
6384         reasons.
6385         (cgraph_inline_p): Add new argument reason.
6386         * tree-inline.c (expand_call_inline):  Update warning.
6387
6388 2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>
6389
6390         * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
6391         with modern equivalents.
6392         * configure: Regenerate.
6393
6394         * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
6395         * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
6396         * configure: Regenerate.
6397
6398         * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
6399
6400         * configure.in: Rename to configure.ac.
6401         * configure.ac: Renamed from configure.in; make minimum necessary
6402         changes for autoconf 2.5x.
6403         * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
6404         * configure: Regenerate with autoconf 2.57.
6405
6406 2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>
6407
6408         * config/mips/linux.h: Fix comment formatting.
6409         * config/mips/mips.c: Likewise.
6410         * config/mips/mips.h: Likewise.
6411         * config/mips/mips.md: Likewise.
6412         * config/mips/netbsd.h: Likewise.
6413         * config/mips/windiss.h: Likewise.
6414
6415 2004-01-02  Richard Henderson  <rth@redhat.com>
6416
6417         * config/i386/i386.md (fp constant pool splitter): Reorg suppression
6418         for sse and 387; add suppression for mmx.
6419
6420 2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>
6421
6422         * loop.c (loop_optimize): Free all loops_info's mems.
6423
6424         * c-typeck.c (finish_init): Free spelling_base before
6425         setting it again.
6426
6427         * cfgloop.c (flow_loops_find): Always free the sbitmap
6428         headers.
6429
6430         * predict.c (estimate_probability): Free bbs after being
6431         done with it.
6432
6433 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
6434
6435         * config/mn10300/mn10300.h (PREDICATE_CODES): Add
6436         const_8bit_operand and call_address_operand.
6437
6438 2004-01-02  Jan Hubicka  <jh@suse.cz>
6439
6440         * cgraphunit.c (cgraph_optimize_function):  Call optimize_inline_calls
6441         when there is nothing to inline but warnings are requested.
6442         (cgraph_decide_inlining):  Fix memory leak.
6443
6444 2004-01-02  Jan Hubicka  <jh@suse.cz>
6445
6446         * expr.c (store_constructor):  Fix pasto in previous patch.
6447
6448 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
6449
6450         * config/i386/cygming.h: Fix comment formatting.
6451         * config/i386/djgpp.h: Likewise.
6452         * config/i386/gthr-win32.c: Likewise.
6453         * config/i386/i386-interix.h: Likewise.
6454         * config/i386/i386.c: Likewise.
6455         * config/i386/i386.h: Likewise.
6456         * config/i386/openbsd.h: Likewise.
6457         * config/i386/winnt.c: Likewise.
6458         * config/i386/xm-mingw32.h: Likewise.
6459
6460 2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>
6461
6462         * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
6463         copyright and last modification dates.
6464
6465 2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>
6466
6467         * doc/install.texi (Specific): Mention x86_64.
6468
6469 2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
6470
6471         * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
6472         Call force_operand on plus_constant result.
6473
6474 2004-01-01  Jan Hubicka  <jh@suse.cz>
6475
6476         * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
6477         * expr.c (store_constructor): Use vec_init pattern.
6478         * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
6479         * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
6480         (vec_set_optab, vec_extract_optab, vec_init_optab): New.
6481         * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
6482         New patterns.
6483         (sse2_unpc?pd): Fix pattern.
6484         (sse2_movlpd): Kill.
6485         (sse2_movsd): Deal with movlpd too.
6486         * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
6487         (ix86_expand_vector_init): New.
6488         * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
6489         * md.texi (vec_set, vec_extract): Document
6490
6491 2003-12-31  Jan Hubicka  <jh@suse.cz>
6492
6493         PR opt/13473
6494         * recog.c (validate_replace_rtx_1):  Take care for RTL sharing inside
6495         ASM input operands
6496
6497         PR opt/12617
6498         * toplev.c (dump_file_index): Reorder ce3 and bbro.
6499         (dump_file): Likewise.
6500         (rest_of_compilation): Likewise.
6501
6502         PR debug/13367
6503         * cgraph.c (cgraph_function_possibly_inlined):  Even with
6504         flag_really_no_inline we inline always_inline functions.
6505         * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
6506         for non-always_inline functions when there is flag_really_no_inline.
6507         (cgraph_decide_inlining): Limit work done when not inlining.
6508         (cgraph_decide_inlining_incrementally): Likewise.
6509         (cgraph_optimize_function): Check whether something got inlined.
6510         * c-objc-common.c (c_disregard_inline_limits): Do not always inline
6511         extern inline functions when not inlining.
6512
6513         * opts.c (decode_options):  Disable crossjumping at -O1
6514         * invoke.texi (-O1): Document change.
6515
6516 See ChangeLog.10 for earlier changes.