gcc/ChangeLog

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