gcc/ChangeLog

   1 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
   2
   3         * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
   4         with inner_regno, not regno.
   5         * rtlanal.c (refers_to_regno_p): Same.
   6
   7 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
   8
   9         * config.gcc: Remove i370 support.
  10
  11 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
  12
  13         * doc/install.texi:  Update automake and autoconf version
  14         requirements.  Note where to find gcj automake version.
  15
  16 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
  17
  18         * Makefile.in (generate-manpages): Move dependencies to ...
  19         (man): here.
  20         * doc/makefile.texi: Document new targets.
  21         * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
  22
  23 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
  24
  25         PR/13485
  26         Makefile.in (srcextra):  Add a level of indirection to ...
  27         (gcc.srcextra): ... here.
  28         (po-generated): Delete.
  29         (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
  30         options.c.
  31         (start.encap): Remove superfluous lang.srcextra dependency.
  32         objc/Make-lang.in (po-generated):  Delete.
  33
  34 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
  35
  36         * config/ia64/ia64.c (REG_GP): Remove.
  37
  38 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
  39
  40         * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
  41
  42 2004-02-05  Devang Patel  <dpatel@apple.com>
  43
  44         * dwarf2out.c (force_type_die): Look up input type itself
  45         instead of root_type() of type.
  46
  47 2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
  48
  49         * config/s390/s390.md ("*tmqidi_ext"): New insn.
  50         ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
  51         pre-reload splitters are transformed to post-reload
  52         define_insn_and_split patterns.
  53         ("*tmqisi_ext"): Renamed old "*tmqi_ext".
  54
  55 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
  56
  57         * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
  58         TARGET_PROMOTE_PROTOTYPES.
  59
  60 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
  61
  62         PR middle-end/13750
  63         Revert:
  64         2004-01-15  Geoffrey Keating  <geoffk@apple.com>
  65         PR pch/13361
  66         * c-typeck.c (constructor_asmspec): Delete.
  67         (struct initializer_stack): Delete field 'asmspec'.
  68         (start_init): Delete saving of asmspec.
  69         (finish_init): Don't update constructor_asmspec.
  70         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
  71         * stmt.c (expand_asm): Duplicate strings from tree.
  72         (expand_asm_operands): Likewise.
  73         * tree.c (tree_size): Update computation of size of STRING_CST.
  74         (make_node): Don't make STRING_CST nodes.
  75         (build_string): Allocate string with tree node.
  76         * tree.def (STRING_CST): Update comment.
  77         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
  78         (tree_string): Place contents of string in tree node.
  79         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
  80         from tree.
  81
  82 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
  83
  84         * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
  85         msgid.
  86
  87 2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
  88
  89         * config/rs6000/altivec.md (*movv4si_internal): At least one
  90         operand must be altivec_register_operand.
  91         (*movv8hi_internal1): Likewise.
  92         (*movv16qi_internal1): Likewise.
  93         (*movv4sf_internal1): Likewise.
  94
  95 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
  96
  97         * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
  98         * configure: Regenerate.
  99
 100 2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
 101
 102         * doc/install.texi: Update description of --gxx-include-dir to
 103         give correct default value.
 104
 105 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 106
 107         * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
 108         8 with MAC_REG.
 109
 110 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 111
 112         * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
 113         gen_rtx_PARALLEL.
 114
 115 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
 116
 117         * emit-rtl.c: Update the comment about the file.
 118
 119 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
 120
 121         * sourcebuild.texi (Test Idioms): Update testcase naming
 122         conventions.
 123
 124 2004-02-04  Per Bothner  <per@bothner.com>
 125
 126         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
 127         * c-ppoutput.c (pp_dir_change):  New function.
 128         * c-common.h (pp_dir_change):  New declaration.
 129         * cpplib.h (struct cpp_options):  Remove working_directory field.
 130         * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
 131         (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
 132         Don't handle -fworking_directory here, but in c_common_post_options.
 133         (read_original_directory): Don't back up when done.
 134         Don't clear no-longer used working_directory flag.
 135         * cpplib.h:  Update declarations to match.
 136         * c-lex.c (cb_dir_change):  Move to c-opts.c.
 137         (init_c_lex):  Don't set dir_change callback here, since we want
 138         to set it even if flag_preprocess_only.
 139         * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
 140         (c_common_post_options):  Set dir_change callback.
 141         Call pp_dir_change if approporiate.
 142         (finish_options):  Don't call cpp_find_main_file here.  Hence remove
 143         unneeded parameter and result. Do LC_RENAME for <built-in>.
 144         (c_common_post_options):  Call cpp_read_main_file here instead.
 145         (c_common_init):  Update accordingly.
 146         (push_command_line_include):  Don't cpp_push_main_file.
 147         Do LC_RENAME rather than LC_LEASE to get back to main file.
 148         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
 149         (c_common_parse_file):  Call cpp_read_main_file for subsequent main
 150         files, but call finish_options for all files.
 151         * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
 152         * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
 153         cpp_find_main_file + cpp_push_main_file.
 154         * c-lex.c (fe_file_change):  Don't set main_input_filename here.
 155         * opts.c (handle_options):  Only set main_input_filename first time.
 156
 157 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
 158
 159         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
 160
 161 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
 162
 163         * reload.c (find_equiv_reg): When checking for register overlap,
 164         don't index hard_regno_nregs with a pseudo-reg.
 165
 166 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
 167
 168         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
 169
 170 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
 171
 172         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
 173         against FIRST_PSEUDO_REGISTER.
 174
 175 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 176
 177         * Makefile.in: Move target, host overrides after per-language
 178         fragments.
 179
 180         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
 181         (GNATLIBCFLAGS): Remove -g.
 182
 183 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 184
 185         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
 186         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
 187         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
 188         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
 189         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
 190         config/sparc/sparc.c, config/vax/vax.c: Revert the
 191         replacements of "FALLTHRU" with "Fall through" done in the
 192         previous patch.
 193
 194 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 195
 196         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
 197         config/arm/arm.c, config/arm/arm.md,
 198         config/cris/cris-protos.h, config/fr30/fr30.c,
 199         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
 200         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
 201         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
 202         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
 203         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
 204         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
 205         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
 206         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
 207         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
 208         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
 209         config/s390/s390.md, config/sparc/netbsd-elf.h,
 210         config/sparc/openbsd.h, config/sparc/sparc.c,
 211         config/xtensa/lib2funcs.S: Fix comment formatting.
 212
 213 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 214
 215         * config/alpha/alpha.c, config/arc/arc.c,
 216         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
 217         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
 218         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
 219         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
 220         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
 221         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
 222         config/iq2000/iq2000.c, config/m32r/m32r.c,
 223         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
 224         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
 225         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
 226         config/rs6000/rs6000.h, config/sparc/sparc.c,
 227         config/vax/vax.c: Fix comment typos.  Follow spelling
 228         conventions.
 229
 230 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 231
 232         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
 233         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
 234         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
 235         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
 236         config/arm/fpa.md, config/arm/iwmmxt.md,
 237         config/arm/netbsd-elf.h, config/arm/netbsd.h,
 238         config/m68hc11/m68hc11.md, config/mips/iris5.h,
 239         config/mn10300/mn10300.md, config/rs6000/altivec.md,
 240         config/sparc/netbsd-elf.h: Update copyright.
 241
 242 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 243
 244         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
 245         for all modes whose size is greater than 8 bytes if ARCH32.
 246         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
 247         by reference if ARCH32.
 248
 249 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
 250
 251         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
 252
 253 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
 254
 255         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
 256         to before adddi3 insn patterns.
 257         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
 258         "reload_insi"): Move to before addsi3 insn patterns.
 259
 260 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
 261
 262         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
 263         parameter.  Use it instead of current_function_is_thunk.
 264         * function.h (struct function): Update documentation for is_thunk.
 265         * tree.h (CALL_FROM_THUNK_P): New macro.
 266         * config/alpha/alpha.c (alpha_sa_mask): Do not check
 267         no_new_pseudos when testing current_function_is_thunk.
 268         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
 269
 270 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 271
 272         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
 273         TARGET_SETUP_INCOMING_VARARGS.
 274
 275 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 276
 277         * emit-rtl.c (gen_rtx): Remove.
 278         * genattrtab.c: Don't mention gen_rtx in a comment.
 279         * rtl.h: Remove the prototype for gen_rtx.
 280         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
 281
 282 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 283
 284         * config/arc/arc.h, config/fr30/fr30.h
 285         (SETUP_INCOMING_VARARGS): Remove the target-independent
 286         comments.
 287         * doc/tm.texi: Don't mention deprecated target macros.
 288
 289 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 290
 291         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
 292         target-independent comment.
 293
 294 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 295
 296         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
 297         mention deprecated target macros.
 298
 299 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
 300
 301         * config.gcc: Remove obsolete ports and configurations.
 302         * config/linux-aout.h, config/netware.h,
 303         config/t-linux-gnulibc1, config/d30v/abi,
 304         config/d30v/d30v-protos.h, config/d30v/d30v.c,
 305         config/d30v/d30v.h, config/d30v/d30v.md,
 306         config/d30v/libgcc1.asm, config/d30v/t-d30v,
 307         config/dsp16xx/dsp16xx-modes.def,
 308         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
 309         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
 310         config/i370/README, config/i370/i370-c.c,
 311         config/i370/i370-protos.h, config/i370/i370.c,
 312         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
 313         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
 314         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
 315         config/i386/moss.h, config/i386/netware.h,
 316         config/i386/svr3.ifile, config/i386/svr3dbx.h,
 317         config/i386/svr3gas.h, config/i386/svr3z.ifile,
 318         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
 319         config/i960/i960-c.c, config/i960/i960-coff.h,
 320         config/i960/i960-modes.def, config/i960/i960-protos.h,
 321         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
 322         config/i960/rtems.h, config/i960/t-960bare,
 323         config/m68k/hp310.h, config/m68k/hp320.h,
 324         config/m68k/hp320base.h, config/m68k/m68kv4.h,
 325         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
 326         Remove.
 327         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
 328         doc/md.texi: Remove mentions of obsolete ports.
 329
 330 2004-02-04  Jan Hubicka  <jh@suse.cz>
 331
 332         * alias.c (find_base_term, get_addr):  Do not dereference NULL
 333         pointer when all VALUE's locations has been invalidated.
 334         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
 335
 336 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
 337
 338         * doc/invoke.texi (x86 options): Fix spelling/wording.
 339
 340 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
 341
 342         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
 343         put the original string in a comment.
 344         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
 345         * config/mips/mips.c (mips_output_ascii): Likewise.
 346         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
 347
 348 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
 349
 350         * system.h (GIV_SORT_CRITERION): Poison.
 351         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
 352         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
 353
 354 2004-02-03  Roger Sayle  <roger@eyesopen.com>
 355
 356         PR target/9348
 357         * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
 358         multiplies with a multiplication of the wrong signedness, its the
 359         signedness of the multiplication that we've performed that needs to
 360         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
 361         if expand_mult_highpart_adjust places the result in target.
 362
 363 2004-02-03  Richard Henderson  <rth@redhat.com>
 364
 365         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
 366
 367 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
 368
 369         * config.gcc (sh[234]l): Use little endian fragments.
 370
 371 2004-02-03  Paul Koning  <pkoning@equallogic.com>
 372
 373         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
 374         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
 375         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
 376         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
 377         floating point format.
 378         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
 379         the above functions.
 380         (output_move_quad): Output float values in correct target format.
 381         (legitimate_const_double_p): New function.
 382         * config/pdp11/pdp11.h: Fix typos.
 383         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
 384         (TARGET_FLOAT_FORMAT): Ditto.
 385         (pdp11_f_format, pdp11_d_format): Add external declarations.
 386         (MAX_REGS_PER_ADDRESS): Corrected.
 387         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
 388         (PRINT_OPERAND): Output float literals in target format.
 389
 390 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
 391
 392         PR c++/13975
 393         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
 394         TI_PRIVATE.
 395         (access_public_node): Redefine.
 396         (access_protected_node): Likewise.
 397         (access_private_node): Likewise.
 398         * tree.c (build_common_tree_nodes): Create access_public_node,
 399         access_protected_node, and access_private_node.
 400
 401 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
 402
 403         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
 404         (MASK_INLINE_INT_DIV_THR): Ditto.
 405         (MASK_INLINE_SQRT_LAT): Ditto.
 406         (MASK_INLINE_SQRT_THR): Ditto.
 407         (MASK_DWARF2_ASM): Ditto.
 408         (MASK_EARLY_STOP_BITS): Ditto.
 409
 410 2004-02-02  Paul Brook  <paul@codesourcery.com>
 411
 412         Merge from csl-arm-branch.
 413
 414         2004-01-30  Paul Brook  <paul@codesourcery.com>
 415
 416         * aof.h (REGISTER_NAMES): Add vfp reg names
 417         (ADDITIONAL_REGISTER_NAMES): Ditto.
 418         * aout.h (REGISTER_NAMES): Ditto.
 419         (ADDITIONAL_REGISTER_NAMES): Ditto.
 420         * arm-protos.h: Update/Add Prototypes.
 421         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
 422         Only allow 0.0 for VFP.
 423         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
 424         (values_fp): Rename from values_fpa.  Update Users.
 425         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
 426         Update users.  Only check valid constants for this hardware.
 427         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
 428         Only allow consts for FPA.
 429         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
 430         Only allow consts for FPA.
 431         (use_return_insn): Check for saved VFP regs.
 432         (arm_legitimate_address_p): Handle VFP DFmode addressing.
 433         (arm_legitimize_address): Ditto.
 434         (arm_general_register_operand): New function.
 435         (vfp_mem_operand): New function.
 436         (vfp_compare_operand): New function.
 437         (vfp_secondary_reload_class): New function.
 438         (arm_float_compare_operand): New function.
 439         (vfp_print_multi): New function.
 440         (vfp_output_fstmx): New function.
 441         (vfp_emit_fstm): New function.
 442         (arm_output_epilogue): Output VPF reg restore code.
 443         (arm_expand_prologue): Output VFP reg save code.
 444         (arm_print_operand): Add 'P'.
 445         (arm_hard_regno_mode_ok): Return modes for VFP regs.
 446         (arm_regno_class): Return classes for VFP regs.
 447         (arm_compute_initial_elimination_offset): Include space for VFP regs.
 448         (arm_get_frame_size): Ditto.
 449         * arm.h (FIXED_REGISTERS): Add VFP regs.
 450         (CALL_USED_REGISTERS): Ditto.
 451         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
 452         (FIRST_VFP_REGNUM): Define.
 453         (LAST_VFP_REGNUM): Define.
 454         (IS_VFP_REGNUM): Define.
 455         (FIRST_PSEUDO_REGISTER): Include VFP regs.
 456         (HARD_REGNO_NREGS): Handle VFP regs.
 457         (REG_ALLOC_ORDER): Add VFP regs.
 458         (enum reg_class): Add VFP_REGS.
 459         (REG_CLASS_NAMES): Ditto.
 460         (REG_CLASS_CONTENTS): Ditto.
 461         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
 462         (REG_CLASS_FROM_LETTER): Add 'w'.
 463         (EXTRA_CONSTRAINT_ARM): Add 'U'.
 464         (EXTRA_MEMORY_CONSTRAINT): Define.
 465         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
 466         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
 467         (REGISTER_MOVE_COST): Ditto.
 468         (PREDICATE_CODES): Add arm_general_register_operand,
 469         arm_float_compare_operand and vfp_compare_operand.
 470         * arm.md (various): Rename as above.
 471         (divsf3): Enable when TARGET_VFP.
 472         (divdf3): Ditto.
 473         (movdfcc): Ditto.
 474         (sqrtsf2): Ditto.
 475         (sqrtdf2): Ditto.
 476         (arm_movdi): Disable when TARGET_VFP.
 477         (arm_movsi_insn): Ditto.
 478         (movsi): Only split with general regs.
 479         (cmpsf): Use arm_float_compare_operand.
 480         (push_fp_multi): Restrict to TARGET_FPA.
 481         (vfp.md): Include.
 482         * vfp.md: New file.
 483         * fpa.md (various): Rename as above.
 484         * doc/md.texi: Document ARM w and U constraints.
 485
 486         2004-01-15  Paul Brook  <paul@codesourcery.com>
 487
 488         * config.gcc: Add with_fpu.  Allow with-float=softfp.
 489         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
 490         Break out of loop when we find a float-abi.  Fix typo.
 491         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
 492         Set -mfloat-abi=.
 493         * doc/install.texi: Document --with-fpu.
 494
 495         2003-01-14  Paul Brook  <paul@codesourcery.com>
 496
 497         * config.gcc (with_arch): Add armv6.
 498         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
 499         * config/arm/arm.c (arm_overrride_options): Ditto.
 500
 501         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
 502
 503         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
 504         (FL_ARCH6): Renamed from FL_ARCH6J.
 505         (arm_arch3m): Renamed from arm_fast_multiply.
 506         (arm_arch6): Renamed from arm_arch6j.
 507         * arm.h: Update all uses of above.
 508         * arm-cores.def: Likewise.
 509         * arm.md: Likewise.
 510
 511         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
 512         not arm6j.  Add entry for arch armv6.
 513
 514         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
 515
 516         * arm.c (arm_emit_extendsi): Delete.
 517         * arm-protos.h (arm_emit_extendsi): Delete.
 518         * arm.md (zero_extendhisi2): Also handle zero-extension of
 519         non-subregs.
 520         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
 521         (thumb_zero_extendhisi2): Only match if not v6.
 522         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
 523         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
 524         (thumb_extendqisi2): Likewise.
 525         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
 526         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
 527         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
 528         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
 529         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
 530         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
 531         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
 532         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
 533         (arm_extendqisi2addsi): Likewise.
 534
 535         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
 536
 537         Revert this change:
 538         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
 539         + REG addressing modes.
 540
 541         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
 542         + REG addressing modes.
 543
 544         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
 545
 546         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
 547         CONSTANT_P_RTX.
 548
 549         2003-30-12  Paul Brook  <paul@codesourcery.com>
 550
 551         * longlong.h: protect arm inlines with !defined (__thumb__)
 552
 553         2003-30-12  Paul Brook  <paul@codesourcery.com>
 554
 555         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
 556
 557         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
 558
 559         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
 560         change.
 561
 562         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
 563
 564         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
 565         to the virtual incoming args pointer for downward stacks.
 566
 567         2003-12-29  Paul Brook  <paul@codesourcery.com>
 568
 569         * config/arm/arm-cores.def: Add cost function.
 570         * config/arm/arm.c (arm_*_rtx_costs): New functions.
 571         (arm_rtx_costs): Remove
 572         (struct processors): Add rtx_costs field.
 573         (all_cores, all_architectures): Ditto.
 574         (arm_override_options): Set targetm.rtx_costs.
 575         (thumb_rtx_costs): New function.
 576         (arm_rtx_costs_1): Remove cases handled elsewhere.
 577         * config/arm/arm.h (processor_type): Add COSTS parameter.
 578
 579         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
 580
 581         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
 582         (arm926ejs.md): Include it.
 583         * config/arm/arm926ejs.md: New pipeline description.
 584
 585         2003-12-24  Paul Brook  <paul@codesourcery.com>
 586
 587         * config/arm/arm.c (arm_arch6j): New variable.
 588         (arm_override_options): Set it.
 589         (arm_emit_extendsi): New function.
 590         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
 591         * config/arm/arm.h (arm_arch6j): Declare.
 592         * config/arm/arm.md: Add sign/zero extend insns.
 593
 594         2003-12-23  Paul Brook  <paul@codesourcery.com>
 595
 596         * config/arm/arm.c (all_architectures): Add armv6.
 597         * doc/invoke.texi: Document it.
 598
 599         2003-12-19  Paul Brook  <paul@codesourcery.com>
 600
 601         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
 602         insn patterns to match.
 603         * config/arm/arm-generic.md: Ditto.
 604         * config/arm/cirrus.md: Ditto.
 605         * config/arm/fpa.md: Ditto.
 606         * config/amm/iwmmxt.md: Ditto.
 607         * config/arm/arm1026ejs.md: Ditto.
 608         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
 609         for 11_loadb.
 610
 611         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
 612
 613         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
 614         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
 615         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
 616         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
 617         arm_no_early_mul_dep): Correctly deal with conditional execution,
 618         parallels and single shift operations.
 619         (arm_no_early_alu_shift_value_dep): Define.
 620         * arm.md (attr type): Replace 'normal' with 'alu',
 621         'alu_shift' and 'alu_shift_reg'.
 622         (attr core_cycles): Adjust.
 623         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
 624         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
 625         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
 626         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
 627         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
 628         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
 629         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
 630         attribute appropriately.
 631         * config/arm/arm1026ejs.md (alu_op): Adjust.
 632         (alu_shift_op, alu_shift_reg_op): New.
 633         * config/arm/arm1136.md: Add better bypasses for early
 634         registers. Remove load[234] and store[234] bypasses.
 635         (11_alu_op): Adjust.
 636         (11_alu_shift_op, 11_alu_shift_reg_op): New.
 637
 638         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
 639
 640         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
 641         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
 642         * config/arm/arm.c (arm_no_early_store_addr_dep,
 643         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
 644         * config/arm/arm1026ejs.md: Add load-store bypass.
 645         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
 646         Add bypasses between instructions.
 647
 648         2003-12-10  Paul Brook  <paul@codesourcery.com>
 649
 650         * config/arm/arm.c (arm_fpu_model): New variable.
 651         (arm_fload_abi): New variable.
 652         (target_fpe_name): Rename from target_fp_name.
 653         (target_fpu_name): New variable.
 654         (arm_is_cirrus): Remove.
 655         (fpu_desc): New struct.
 656         (all_fpus): Define.
 657         (pf_model_for_fpu): Define.
 658         (all_loat_abis): Define.
 659         (arm_override_options): Set fp arch flags based on -mfpu=
 660         and -float-abi=.
 661         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
 662         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
 663         (*): Use new TARGET_* flags.
 664         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
 665         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
 666         (TARGET_SOFT_FLOAT): Ditto.
 667         (TARGET_SOFT_FLOAT_ABI): New.
 668         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
 669         TARGET_HARD_FLOAT.
 670         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
 671         (TARGET_OPTIONS): Add -mfpu=.
 672         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
 673         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
 674         (arm_pf_model): Define.
 675         (arm_float_abi_type): Define.
 676         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
 677         * config/arm/arm.md: Use new TARGET_* flags.
 678         * config/arm/cirrus.md: Ditto.
 679         * config/arm/fpa.md: Ditto.
 680         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
 681         * config/arm/semi.h (ASM_SPEC): Ditto.
 682         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
 683         (FPUTYPE_DEFAULT): Set to VFP.
 684         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
 685
 686         2003-11-22  Phil Edwards  <phil@codesourcery.com>
 687
 688         PR target/12476
 689         * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
 690         'bx' instead of 'b' to avoid branch range restrictions.  Output
 691         the thunk immediately before the thunked-to function.
 692         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
 693         .thumb_func if a thunk is being generated.  Emit .code 16 along
 694         with .thumb_func if a thunk is not being generated.
 695
 696         2003-11-15  Nicolas Pitre <nico@cam.org>
 697
 698         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
 699         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
 700         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
 701         (lshrdi3_iwmmxt): Renamed from lshrdi3.
 702         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
 703
 704         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
 705             Ian Lance Taylor  <ian@wasabisystems.com>
 706
 707         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
 708         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
 709
 710         2003-11-05  Phil Edwards  <phil@codesourcery.com>
 711
 712         * config/arm/arm.md (insn):  Add new V6 instruction names.
 713         (generic_sched):  New attr.
 714         * config/arm/arm-generic.md:  Use generic_sched here.
 715         * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
 716         stages of pipeline.  Adjust latency counts accordingly.
 717         * config/arm/arm1136jfs.md:  New file.
 718
 719         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
 720
 721         * config/arm/arm.h (processor_type): New enumeration type.
 722         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
 723         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
 724         (CPP_CPU_ARCH_SPEC): Likewise.
 725         * config/arm/arm.c (arm_tune): New variable.
 726         (all_cores): Use cores.def.
 727         (all_architectures): Add representative processor.
 728         (arm_override_options): Restructure way in which tuning
 729         information is deduced.
 730         * arm.md: Update "insn" and "type" attributes throughout.
 731         (insn): New attribute.
 732         (type): Compute "mult" from "insn" attribute.  Add load2,
 733         load3, load4 alternatives.
 734         (arm automaton): Move to arm-generic.md.
 735         * config/arm/arm-cores.def: New file.
 736         * config/arm/arm-generic.md: Likewise.
 737         * config/arm/arm1026ejs.md: Likewise.
 738
 739 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
 740
 741         * doc/invoke.texi (SPARC options): Remove -mflat and
 742         all -mxxx (xxx:chip) options.
 743         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
 744         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
 745         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
 746         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
 747         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
 748         * config/sparc/sparc.c: Likewise.
 749         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
 750         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
 751         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
 752         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
 753         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
 754         (sparc_flat_must_save_register_p): Likewise.
 755         (sparc_flat_compute_frame_size): Likewise.
 756         (sparc_flat_save_restore): Likewise.
 757         (sparc_flat_function_prologue): Likewise.
 758         (sparc_flat_function_epilogue): Likewise.
 759         (sparc_flat_epilogue_delay_slots): Likewise.
 760         (sparc_flat_eligible_for_epilogue_delay): Likewise.
 761         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
 762         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
 763         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
 764         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
 765         (CONDITIONAL_REGISTER_USAGE): Likewise.
 766         (FRAME_POINTER_REQUIRED): Likewise.
 767         (INITIAL_ELIMINATION_OFFSET): Likewise.
 768         (BASE_RETURN_VALUE_REG): Likewise.
 769         (BASE_OUTGOING_VALUE_REG): Likewise.
 770         (BASE_PASSING_ARG_REG): Likewise.
 771         (BASE_INCOMING_ARG_REG): Likewise.
 772         (INCOMING_REGNO): Likewise.
 773         (OUTGOING_REGNO): Likewise.
 774         (LOCAL_REGNO): Likewise.
 775         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
 776         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
 777         (EPILOGUE_USES): Likewise.
 778         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
 779         ("flat" attribute): Delete.
 780         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
 781         handling.
 782         (call followed by jump define_peephole's): Delete.
 783         (exception_receiver): Likewise.
 784         (builtin_setjmp_receiver): Likewise.
 785         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
 786
 787 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
 788
 789         PR c/11658
 790         PR c/13994
 791         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
 792         on langhooks.h.
 793         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
 794         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
 795         Include langhooks.h.  Replace c_common_truthvalue_conversion
 796         with the truthvalue_conversion language hook throughout.
 797         (expr_no_commas): Call default_conversion before save_expr
 798         for the first term of the production 'x ? : y'.
 799         * c-common.c (c_common_truthvalue_conversion): Remove
 800         obsolete block.  Invoke recursively the hook instead
 801         of this function.
 802         * c-convert.c (convert): handle ERROR_MARK_NODE.
 803         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
 804         returned by the truthvalue_conversion language hook.
 805         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
 806         c_objc_common_truthvalue_conversion.
 807         * c-objc-common.c (c_objc_common_truthvalue_conversion):
 808         New function.
 809         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
 810         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
 811         c_objc_common_truthvalue_conversion.
 812
 813 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
 814
 815         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
 816         of gen_rtx.
 817         (LIBCALL_VALUE): Likewise.
 818         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
 819         gen_rtx_CC0 instead of gen_rtx.
 820         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
 821         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
 822         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
 823         gen_rtx.
 824         (m68hc11_emit_logical): Likewise.
 825
 826 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
 827
 828         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
 829         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
 830         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
 831         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
 832         config/mips/mips.md, config/mmix/mmix.c,
 833         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
 834         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
 835         config/rs6000/altivec.md, config/s390/s390.c,
 836         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
 837         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
 838         Use const0_rtx instead of GEN_INT (0).  Do the same for other
 839         constants that are readily available.
 840
 841 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
 842
 843         * doloop.c, optabs.c, regmove.c, sched-deps.c,
 844         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
 845         instead of GEN_INT (0).  Do the same for other constants that
 846         are readily available.
 847
 848 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
 849
 850         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
 851         gen_rtx.
 852         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
 853         instead of gen_rtx.
 854         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
 855         gen_rtx.
 856         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
 857         gen_rtx_ASHIFT instead of gen_rtx.
 858         (udivmodqi4): Likewise.
 859
 860 2004-02-02  Richard Henderson  <rth@redhat.com>
 861
 862         PR target/13789
 863         * expr.c (store_expr): Use force_operand before emit_move_insn.
 864
 865 2004-02-02  Jeff Law  <law@redhat.com>
 866             Roger Sayle  <roger@eyesopen.com>
 867
 868         * tree.c (commutative_tree_code, associative_tree_code): New
 869         functions.
 870         (iterative_hash_expr): Use commutative_tree_code.
 871         * tree.h (commutative_tree_code, associative_tree_code): Declare.
 872         * fold-const.c (operand_equal_p): Use commutative_tree_code
 873         rather than inlining the commutativity check.
 874         (fold): Likewise.
 875
 876 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
 877
 878         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
 879         * config/frv/frv-protos.h: Remove the prototype for
 880         frv_function_arg_keep_as_reference.
 881         * config/frv/frv.c (frv_function_arg_keep_as_reference):
 882         Remove.
 883         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
 884         * config/stormy16/stormy16.h: Remove the commented-out
 885         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
 886
 887 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
 888
 889         PR target/13914
 890         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
 891         for retaddr_column.
 892
 893 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
 894
 895         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
 896         gen_rtx.
 897
 898 2004-02-02  Eric Christopher  <echristo@redhat.com>
 899             Zack Weinberg  <zack@codesourcery.com>
 900
 901         * c-opts.c (c_common_handle_option): Add -finput-charset.
 902         * c.opt: Ditto.
 903         * cppcharset.c (one_iso88591_to_utf8): Remove.
 904         (convert_iso88591_utf8): Ditto.
 905         (conversion_tab): Remove 8859-1 converter.
 906         (_cpp_input_to_utf8): Remove.
 907         (_cpp_init_iconv_buffer): Ditto.
 908         (_cpp_close_iconv_buffer): Ditto.
 909         (_cpp_convert_input): New function.
 910         (_cpp_default_encoding): Ditto.
 911         * cpphash.h: Add/remove prototypes for above.
 912         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
 913         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
 914         for narrow execution and input character sets.
 915         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
 916         * doc/cppopts.texi: Document -finput-charset.
 917
 918 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
 919
 920         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
 921         against FIRST_PSEUDO_REGISTER.
 922
 923 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
 924
 925         * doc/invoke.texi (SPARC options): Further improve.
 926
 927 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
 928
 929         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
 930         config/h8300/h8300.c, config/ip2k/ip2k.md,
 931         config/iq2000/iq2000.c, config/mips/mips.c,
 932         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
 933         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
 934         config/v850/v850.md: Fix indentation.
 935
 936 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
 937
 938         * config/sparc/sparc.c (function_arg_slotno): Align TImode
 939         arguments on a 16-byte boundary in the parameter array if ARCH64.
 940         Split handling of TFmode.
 941
 942 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
 943
 944         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
 945         Don't test CONSTANT_P (x).
 946         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
 947         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
 948         Fix misindentation.
 949
 950 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
 951
 952         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
 953
 954 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
 955
 956         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
 957         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
 958         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
 959         config/iq2000/iq2000.c, config/m32r/m32r.c,
 960         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
 961         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
 962         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
 963         config/stormy16/stormy16.c, config/v850/v850.md,
 964         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
 965
 966 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
 967
 968         * config/mcore/mcore.c (block_move_sequence): Replace
 969         gen_rtx_CONST_INT with GEN_INT.
 970
 971 2004-02-02  Jan Hubicka  <jh@suse.cz>
 972
 973         * alias.c (record_set): Use hard_regno_nregs.
 974         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
 975         * builtins.c (apply_args_size): Likewise.
 976         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
 977         mark_set_regs, add_stored_regs, mark_referenced_regs,
 978         insert_restore, insert_save, insert_one_insn): Likewise.
 979         * cfgcleanup.c: Include regs.h
 980         (mark_effect, mentions_nonequal_regs): Likewise.
 981         * cfgrtl.c (mark_killed_regs): Likewise
 982         * combine.c (update_table_tick, record_value_for_reg,
 983         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
 984         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
 985         reg_bitfield_target_p, distribute_notes): Likewise.
 986         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
 987         exp_equiv_p, cse_insn): Likewise.
 988         * cselib.c (cselib_lookup): Likewise.
 989         (cselib_invalidate_regno, cselib_record_set): Likewise.
 990         * df.c (df_ref_record): Likewise.
 991         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
 992         Likewise.
 993         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
 994         count_or_remove_death_notes_bb): Likewise.
 995         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
 996         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
 997         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
 998         * integrate.c (mark_stores): Likewise.
 999         * jump.c (delete_prior_computation): Likewise.
1000         * lcm.c (reg_dies, reg_becomes_live): Likewise.
1001         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
1002         * loop.c (LOOP_REGNO_NREGS): Likewise.
1003         * postreload.c (reload_combine, reload_combine_note_store,
1004         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
1005         * ra-colorize.c (combine, color_usable_p, get_free_reg,
1006         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
1007         try_recolor_web, insert_coalesced_conflicts, check_colors,
1008         break_precolored_alias): Likewise.
1009         * ra-debug.c: Include regs.h
1010         (ra_print_rtx_object): Likewise.
1011         * ra-rewrite (choose_spill_colors): Likewise.
1012         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
1013         * ra.c (init_ra): Likewise.
1014         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
1015         peep2_find_free_register): Likewise.
1016         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
1017         * regclass.c (hard_regno_nregs): New array.
1018         (init_reg_modes_once): Initialize it.
1019         (choose_hard_reg_mode): Use it.
1020         (record_reg_classes): Likewise.
1021         * regmove.c (mark_flags_life_zones): Likewise.
1022         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
1023         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
1024         copy_value, maybe_mode_change, find_oldest_value_reg,
1025         copyprop_hardreg_forward_1):
1026         * regs.h (hard_regno_nregs): Declare.
1027         * realod.c (reload_inner_reg_of_subreg): Use it.
1028         (push_reload, combine_reloads, find_dummy_reload,
1029         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
1030         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
1031         reload_adjust_reg_for_mode): Likewise.
1032         * reload1.c (compute_use_by_pseudos, count_pseudo,
1033         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
1034         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
1035         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
1036         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
1037         delete_output_reload): Likewise.
1038         * resource.c (update_live_status, mark_referenced_resources,
1039         mark_set_resources, mark_target_live_regs): Likewise.
1040         * rtlanal.c:  Include regs.h
1041         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
1042         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
1043         subreg_regno_offset, subreg_offset_representable_p,
1044         hoist_test_store): Likewise.
1045         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1046         * sched-rgn.c (check_live_1, update_live_1): Likewise.
1047         * stmt.c: Include regs.h
1048         (decl_conflicts_with_clobbers_p): Likewise.
1049         * varasm.c (make_decl_rtl): Likewise.
1050         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
1051
1052 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1053
1054         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1055         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
1056         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
1057         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
1058         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
1059         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
1060         config/iq2000/iq2000.h, config/m32r/m32r.c,
1061         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1062         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
1063         config/mcore/mcore.c, config/mcore/mcore.h,
1064         config/mcore/mcore.md, config/mips/mips.c,
1065         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
1066         config/rs6000/rs6000.c, config/s390/s390.c,
1067         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
1068         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
1069         "gen_rtx (FOO, " with "gen_rtx_FOO (".
1070
1071 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1072
1073         * config/h8300/h8300.md (two peephole2's): New.
1074
1075 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
1076
1077         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
1078         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
1079         (ASM_CPU_SPEC): Likewise
1080         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
1081         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
1082
1083 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1084
1085         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
1086         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
1087         (expand_builtin): Always call expand_builtin_pow.
1088
1089 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1090
1091         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
1092         BUILT_IN_SIGNBITL): New GCC builtins.
1093         * builtins.c (expand_builtin_signbit): New function to RTL expand
1094         calls to signbit, signbitf and signbitl as inline intrinsics.
1095         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
1096         (fold_builtin_signbit): New function to perform constant folding
1097         of signbit, signbitf and signbitl.
1098         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
1099
1100         * doc/extend.texi: Document new signbit{,f,l} builtins.
1101
1102 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
1103
1104         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
1105
1106 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
1107
1108         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
1109         "mips_const_double_ok" and "simple_memory_operand", which were
1110         removed from the MIPS port with the mips-3_4-rewrite branch merge.
1111         * config/mips/mips.c (mips16_lay_out_constants): Update comment
1112         for removal of simple_memory_operand.
1113
1114 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1115
1116         * config/c4x/c4x.md: Use GEN_INT instead of
1117         gen_rtx (CONST_INT, ...).
1118
1119 2004-01-31  Richard Henderson  <rth@redhat.com>
1120
1121         * varasm.c (output_constant_pool): Don't zap the pool.
1122
1123 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1124
1125         * genrecog.c (decision_type): Add DT_const_int.
1126         (write_cond) [DT_const_int]: Print a comparison against small
1127         constant.
1128         (write_node): Simplify comparisons against small constants
1129         before printing tests.
1130
1131 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1132
1133         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
1134         instead of gen_rtx_CONST_INT.
1135
1136 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1137
1138         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
1139         instead of gen_rtx_CONST_INT.
1140
1141 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1142
1143         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
1144         hook_bool_CUMULATIVE_ARGS_false.
1145         * targhooks.c (default_strict_argument_naming): Rename to
1146         hook_bool_CUMULATIVE_ARGS_false.
1147         * targhooks.h: Update the prototype for
1148         default_strict_argument_naming.
1149
1150 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1151
1152         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1153         * config/sh/sh.h: Likewise.
1154         * config/sh/sh.md: Likewise.
1155
1156 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
1157
1158         * doc/invoke.texi (SPARC options): Restructure and update.
1159
1160 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1161
1162         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
1163         STRICT_ARGUMENT_NAMING): Poison.
1164         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
1165         hook_bool_tree_false.
1166         * targhooks.c (default_promote_function_args): Remove.
1167         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
1168         Don't check incoming.
1169         (default_strict_argument_naming): Don't use
1170         STRICT_ARGUMENT_NAMING.
1171         * targhooks.h: Remove the prototype for
1172         default_promote_function_args.
1173
1174 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1175
1176         * config/i386/i386-protos.h: Remove the prototype for
1177         ix86_setup_incoming_varargs.
1178         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
1179         (ix86_setup_incoming_varargs): Make it static.
1180         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
1181
1182 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1183
1184         * alloc-pool.c: Fix comment typos.
1185         * builtin-types.def: Likewise.
1186         * builtins.def: Likewise.
1187         * c-pretty-print.c: Likewise.
1188         * df.h: Likewise.
1189         * reload1.c: Likewise.
1190
1191 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1192
1193         * doc/invoke.texi: Follow spelling conventions.
1194         * doc/tm.texi: Likewise.
1195
1196 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1197
1198         * doc/install.texi: Fix typos.
1199         * doc/invoke.texi: Likewise.
1200
1201 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
1202
1203         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
1204         registers as pointers.
1205         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
1206
1207 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
1208
1209         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
1210         and restore it to gen_lowpart_general on exit.
1211         (gen_lowpart_for_combine): Adjust all callers to go through
1212         gen_lowpart.
1213         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
1214         and restore it to gen_lowpart_general on exit.
1215         (gen_lowpart_if_possible): Adjust all callers to go through
1216         gen_lowpart.
1217         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
1218         (gen_lowpart): Declare as pointer to function, initialized to
1219         gen_lowpart_general.
1220         * rtl.h (gen_lowpart): Declare as pointer to function.
1221
1222 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1223
1224         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1225         * calls.c: Likewise.
1226         * emit-rtl.c: Likewise.
1227         * function.c: Likewise.
1228         * reload1.c: Likewise.
1229         * config/i386/cygming.h: Likewise.
1230         * config/i386/i386.c: Likewise.
1231         * config/i386/winnt.c: Likewise.
1232
1233 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
1234
1235         PR bootstrap/9249
1236         * doc/install.texi: document --enable-__cxa_atexit option.
1237         * configure.ac: Disable __cxa_atexit if not supported.
1238         * configure: Regenerate.
1239
1240 2003-01-30  Daniel Berlin  <dberlin@dberlin.org>
1241
1242         * ggc-zone.c (ggc_free): New function.
1243
1244 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1245
1246         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
1247         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
1248         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
1249         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
1250         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
1251         config/alpha/alpha.c, config/alpha/alpha.h,
1252         config/alpha/alpha.md, config/alpha/unicosmk.h,
1253         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
1254         config/c4x/c4x-protos.h, config/c4x/c4x.md,
1255         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
1256         config/frv/frvend.c, config/i386/cygming.h,
1257         config/i386/djgpp.h, config/i386/emmintrin.h,
1258         config/i386/gthr-win32.c, config/i386/i386-interix.h,
1259         config/i386/i386-protos.h, config/i386/openbsd.h,
1260         config/i386/winnt.c, config/i386/xm-mingw32.h,
1261         config/i386/xmmintrin.h, config/ia64/ia64.md,
1262         config/iq2000/iq2000.md, config/m32r/m32r.md,
1263         config/m68k/m68k.md, config/mcore/mcore-elf.h,
1264         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
1265         config/mips/iris5gas.h, config/mips/iris6.h,
1266         config/mips/iris6gas.h, config/mips/linux.h,
1267         config/mips/mips.md, config/mips/netbsd.h,
1268         config/mips/openbsd.h, config/mips/windiss.h,
1269         config/pa/fptr.c, config/rs6000/aix.h,
1270         config/rs6000/altivec.h, config/rs6000/darwin.h,
1271         config/rs6000/xcoff.h, config/s390/s390-protos.h,
1272         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
1273         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
1274         config/sparc/sol2.h: Update copyright.
1275
1276 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
1277
1278         * Makefile.in (abs_docdir, abs_srcdir): Define.
1279         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
1280
1281 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1282
1283         * genconfig.c (main): Have CC0_P check its operand even on a
1284         target without cc0.
1285
1286 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1287
1288         * config/alpha/alpha.c: Remove mentions of deprecates macros
1289         in comments, remove some target-independent comments about target
1290         macros, and/or add minimal function comments for target hook
1291         implementations.
1292         * config/avr/avr.c: Likewise.
1293         * config/ia64/ia64.h: Likewise.
1294         * config/ip2k/ip2k.c: Likewise.
1295         * config/iq2000/iq2000.c: Likewise.
1296         * config/m32r/m32r.h: Likewise.
1297         * config/m68hc11/m68hc11.c: Likewise.
1298         * config/mcore/mcore.c: Likewise.
1299         * config/mmix/mmix.c: Likewise.
1300         * config/mn10300/mn10300.c: Likewise.
1301         * config/pa/pa.c: Likewise.
1302         * config/pdp11/pdp11.c: Likewise.
1303         * config/rs6000/rs6000.h: Likewise.
1304         * config/sh/sh.c: Likewise.
1305         * config/sh/sh.h: Likewise.
1306         * config/sparc/sparc.c: Likewise.
1307         * config/sparc/sparc.h: Likewise.
1308         * config/stormy16/stormy16.c: Likewise.
1309         * config/xtensa/xtensa.c: Likewise.
1310
1311 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
1312
1313         PR optimization/12147
1314         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
1315         RELOAD_FOR_OPADDR_ADDR.
1316         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
1317         might be reused as RELOAD_FOR_OPADDR_ADDR register.
1318
1319 2004-01-30  Jan Hubicka  <jh@suse.cz>
1320
1321         * reload.c (get_secondary_mem): Fix updating of
1322         secondary_memlocs_elim_used.
1323
1324 2004-01-30  Richard Henderson  <rth@redhat.com>
1325
1326         * varasm.c (struct rtx_const, struct pool_constant): Remove.
1327         (MAX_RTX_HASH_TABLE): Remove.
1328         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
1329         (first_pool, last_pool, pool_offset): Remove.
1330         (struct rtx_constant_pool): Split out from ...
1331         (struct varasm_status): ... here.  Reference one via pointer.
1332         (struct constant_descriptor_rtx): Merge struct pool_constant.
1333         (SYMHASH): Remove.
1334         (decode_rtx_const): Remove.
1335         (const_hash_rtx, compare_constant_rtx): Remove.
1336         (record_constant_rtx): Remove.
1337         (const_desc_rtx_hash, const_desc_rtx_eq): New.
1338         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
1339         (const_rtx_hash_1, const_rtx_hash): New.
1340         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
1341         (simplify_subtraction): Use simplify_rtx.
1342         (force_const_mem): Rewrite to use new data structures.
1343         (find_pool_constant): Likewise.
1344         (get_pool_constant, get_pool_constant_mark,
1345         get_pool_constant_for_function, get_pool_mode,
1346         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
1347         (output_constant_pool_2): Split out from output_constant_pool.
1348         (output_constant_pool_1): Likewise.  Use new pool datastructures.
1349         (output_constant_pool): Zap entire pool datastructure.
1350         (mark_constant): Use new pool datastructures.
1351         (mark_constants): Use for_each_rtx.
1352         (mark_constant_pool): Use new pool datastructures.
1353
1354 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
1355
1356         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
1357         Copy operands[1] to pseudo for simplify_gen_subreg.
1358
1359 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1360
1361         * gcse.c (bypass_block): Fix a typo in the previous check-in
1362         to the file.
1363
1364 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
1365
1366         * toplev.c: Include alloc-pool.h.
1367         * Makefile.in (toplev.c): Update dependencies.
1368
1369 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1370
1371         * combine.c (simplify_shift_const, case XOR): Be careful when
1372         commuting XOR with ASHIFTRT.
1373
1374 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1375             Eric Botcazou  <ebotcazou@libertysurf.fr>
1376
1377         * config/sparc/sparc-protos.h: Remove the prototype for
1378         sparc_builtin_saveregs.
1379         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
1380         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1381         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1382         (TARGET_STRUCT_VALUE_RTX): Likewise.
1383         (TARGET_RETURN_IN_MEMORY): Likewise.
1384         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
1385         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
1386         (sparc_builtin_saveregs): Make it static.
1387         (sparc_promote_prototypes): New.
1388         (sparc_struct_value_rtx): Likewise.
1389         (sparc_return_in_memory): Likewise.
1390         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
1391         (PROMOTE_FUNCTION_RETURN): Likewise.
1392         (RETURN_IN_MEMORY): Likewise.
1393         (STRUCT_VALUE): Likewise.
1394         (STRUCT_VALUE_INCOMING): Likewise.
1395         (EXPAND_BUILTIN_SAVEREGS): Likewise.
1396         (STRICT_ARGUMENT_NAMING): Likewise.
1397         (PROMOTE_PROTOTYPES): Likewise.
1398
1399         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
1400
1401 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1402
1403         PR c/12818
1404         * varasm.c (const_hash_1) <STRING_CST>: Use the
1405         address to compute the hash value if flag_writable_strings.
1406         (compare_constant) <STRING_CST>: Compare the addresses
1407         if flag_writable_strings.
1408         (build_constant_desc): Do not copy the expression for a
1409         STRING_CST if flag_writable_strings.
1410
1411 2004-01-30  Jan Hubicka  <jh@suse.cz>
1412
1413         * alloc-pool.c: Include hashtab.h
1414         (alloc_pool_descriptor): New structure
1415         (alloc_pool_hash): New global variable.
1416         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
1417         (create_alloc_pool): Update statistics.
1418         (free_alloc_pool): Likewise.
1419         (pool_alloc): Likewise.
1420         (output_info): New structure
1421         (print_statistics, dump_alloc_pool_statistics): New function.
1422         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
1423         (dump_alloc_pool_statistics): Declare.
1424         * toplev.c (finalize):  Dump statistics.
1425
1426         * reload.c (secondary_memlocs_elim_used): New static variable.
1427         (get_secondary_mem): Update it.
1428         (find_reloads): Use it.
1429
1430 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
1431
1432         * toplev.c: Fix broken checkin of 2003-12-30, again.
1433
1434 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
1435
1436         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1437         s390*-*-* targets by specifying a 'nop' insn.
1438         * configure: Regenerate.
1439
1440 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1441
1442         PR target/11475
1443         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
1444
1445 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
1446
1447         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
1448         of addr when creating MEM copy.
1449
1450 2004-01-29  Devang Patel  <dpatel@apple.com>
1451
1452         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
1453
1454 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
1455
1456         PR inline-asm/6162
1457         * reload.c (find_reloads): Only support one pair of commutative
1458         operands.
1459
1460 2004-01-29  Roger Sayle  <roger@eyesopen.com>
1461
1462         PR java/13824
1463         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
1464         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
1465         recursion.
1466
1467 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
1468
1469         * config/frv/frv.c: Don't mention deprecated macros in
1470         comments.  Remove some target-independent comments about
1471         target macros.
1472         * config/frv/frv.h: Likewise.
1473
1474 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1475
1476         * cfghooks.c (split_block): Set probability and count of the
1477         new edge.
1478
1479 2005-01-29  Josef Zlomek  <zlomekj@suse.cz>
1480
1481         * dwarf2out.c (struct die_struct): Added field decl_id.
1482         (decl_die_table): Changed to hash table.
1483         (decl_die_table_allocated): Deleted.
1484         (decl_die_table_in_use): Deleted.
1485         (DECL_DIE_TABLE_INCREMENT): Deleted.
1486         (decl_die_table_hash): New function.
1487         (decl_die_table_eq): New function.
1488         (lookup_decl_die): Lookup in a hash table.
1489         (equate_decl_number_to_die): Insert into a hash table.
1490         (dwarf2out_init): Init hash table decl_die_table.
1491
1492 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
1493
1494         PR optimization/13424
1495         * expr.c (store_constructor): Revert 2003-12-03 change.
1496
1497         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
1498         expected before returning early.  Avoid sharing RTL if they
1499         need to be changed.
1500
1501         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
1502         handling so that memory attributes are preserved.  Don't call
1503         ix86_set_move_mem_attrs.
1504         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
1505         (ix86_expand_clrstr): Rename src argument to
1506         dst.  Rework rep_stos and strset handling so that memory attributes
1507         are preserved.
1508         (ix86_expand_strlen): Pass src argument to
1509         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
1510         memory attributes are preserved.
1511         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
1512         change_address instead of gen_rtx_MEM.
1513         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
1514         expanders.
1515         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
1516         strmovqi, strmovqi_rex64): Remove.
1517         (rep_mov*, strmov*): Prefix insn names with *.
1518         (strset, strset_singleop, rep_stos): New expanders.
1519         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
1520         strsetqi, strsetqi_rex64): Remove.
1521         (rep_stos*, strset*): Prefix insn names with *.
1522         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
1523         to SImode.
1524         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
1525         are preserved.
1526         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
1527         Prefix insn names with *.
1528         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
1529         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
1530         (strlenqi_1): New expander.
1531         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
1532
1533 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1534
1535         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
1536         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
1537         verify_flow_info): Declaration removed.
1538         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
1539         (debug_bb, debug_bb_n): Add argument to dump_bb call.
1540         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
1541         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
1542         instead of delete_block.
1543         * cfghooks.c: Include timevar.h and toplev.h.
1544         (cfg_hooks): Define here.
1545         (verify_flow_info, dump_bb): Moved from cfg.c.
1546         (redirect_edge_and_branch, redirect_edge_and_branch_force,
1547         split_block, split_block_after_labels, move_block_after,
1548         delete_basic_block, split_edge, create_basic_block,
1549         create_empty_bb, can_merge_blocks_p, merge_blocks,
1550         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
1551         New functions.
1552         * cfghooks.h (struct cfg_hooks): Added fields name,
1553         make_forwarder_block, tidy_fallthru_edge and
1554         move_block_after. Changed type of verify_flow_info, dump_bb,
1555         split_block fields. Renamed cfgh_split_edge and delete_block
1556         fields.
1557         (redirect_edge_and_branch, redirect_edge_and_branch_force,
1558         split_block, delete_block, split_edge, create_basic_block,
1559         can_merge_blocks_p, merge_blocks): Macros removed.
1560         (cfg_hooks): Do not export.
1561         (verify_flow_info, dump_bb, redirect_edge_and_branch,
1562         redirect_edge_and_branch_force, split_block, split_block_after_labels,
1563         move_block_after, delete_basic_block, split_edge, create_basic_block,
1564         create_empty_bb, can_merge_blocks_p, merge_blocks,
1565         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
1566         Declare.
1567         (cfg_layout_rtl_cfg_hooks): Declare.
1568         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
1569         New functions.
1570         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
1571         (redirect_edge_with_latch_update): Removed.
1572         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
1573         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
1574         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
1575         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
1576         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
1577         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
1578         cfghooks.c.
1579         (rtl_create_basic_block): Coding style fix.
1580         (rtl_tidy_fallthru_edge, rtl_move_block_after,
1581         rtl_make_forwarder_block): New functions.
1582         (update_cfg_after_block_merging): Removed.
1583         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
1584         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
1585         to dump_bb.
1586         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
1587         find_if_case_2): Don't update dominators.
1588         * timevar.def (TV_CFG_VERIFY): New.
1589         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
1590         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
1591         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
1592         (remove_bbs): Don't call remove_bbs.
1593         (create_preheader): Use make_forwarder_block.
1594         (mfb_keep_just, mfb_update_loops): New static functions.
1595
1596 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
1597
1598         * config/avr/avr.h: Remove target-independent comments about
1599         target macros.
1600
1601 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
1602
1603         * timevar.c (timevar_print): Mention when checking is enabled.
1604
1605 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
1606
1607         * c-lex.c (c_lex): Rename to...
1608         (c_lex_with_flags): Add new parameter to get CPP flags.
1609         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
1610         * c-pragma.h (c_lex_with_flags): Declare.
1611
1612 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1613
1614         * config/mcore/mcore.c (mcore_external_libcall): Add a
1615         comment.
1616         (mcore_return_in_memory): Likewise.
1617
1618 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1619
1620         * config/mcore/mcore-protos.h: Remove the prototype for
1621         mcore_setup_incoming_varargs.
1622         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
1623         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1624         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1625         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1626         (TARGET_STRUCT_VALUE_RTX): Likewise.
1627         (TARGET_RETURN_IN_MEMORY): Likewise.
1628         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1629         (mcore_setup_incoming_varargs): Make it static.  Receive the
1630         first argument by reference.  Add argument second_time.
1631         (mcore_external_libcall): New.
1632         (mcore_return_in_memory): Likewise.
1633         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
1634         (PROMOTE_FUNCTION_RETURN): Likewise.
1635         (STRUCT_VALUE): Likewise.
1636         (RETURN_IN_MEMORY): Likewise.
1637         (SETUP_INCOMING_VARARGS): Likewise.
1638         (PROMOTE_PROTOTYPES): Likewise.
1639         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
1640
1641 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1642
1643         * config/m32r/m32r-protos.h: Remove the prototype for
1644         m32r_setup_incoming_varargs.
1645         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
1646         (TARGET_STRUCT_VALUE_RTX): Likewise.
1647         (TARGET_RETURN_IN_MEMORY): Likewise.
1648         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1649         (m32r_return_in_memory): New.
1650         (m32r_setup_incoming_varargs): Make it static.
1651         * config/m32r/m32r.h: Remove #undef of
1652         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
1653         definitions of PROMOTE_FUNCTION_ARGS and
1654         PROMOTE_FUNCTION_RETURN.
1655         (PROMOTE_PROTOTYPES): Remove.
1656         (RETURN_IN_MEMORY): Likewise.
1657         (STRUCT_VALUE): Likewise.
1658
1659 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1660
1661         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
1662         (TARGET_STRUCT_VALUE_RTX): Likewise.
1663         (m68k_struct_value_rtx): Likewise.
1664         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
1665         STRUCT_VALUE_REGNUM.
1666         (PROMOTE_PROTOTYPES): Remove.
1667         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
1668         STRUCT_VALUE_REGNUM.
1669         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
1670         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
1671
1672 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1673
1674         * config/stormy16/stormy16.c
1675         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
1676         TARGET_BUILD_BUILTIN_VA_LIST.
1677
1678 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1679
1680         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
1681         (TARGET_STRUCT_VALUE_RTX): Likewise.
1682         (TARGET_RETURN_IN_MEMORY): Likewise.
1683         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1684         (v850_return_in_memory): Likewise.
1685         (v850_setup_incoming_varargs): Likewise.
1686         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
1687         (SETUP_INCOMING_VARARGS): Likewise.
1688         (RETURN_IN_MEMORY): Likewise.
1689         (STRUCT_VALUE): Likewise.
1690
1691 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1692
1693         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
1694         (fr30_setup_incoming_varargs): Don't use
1695         STRICT_ARGUMENT_NAMING.
1696         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
1697         (STRICT_ARGUMENT_NAMING): Likewise.
1698
1699 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1700
1701         * config/frv/frv-protos.h: Remove the prototype for
1702         frv_expand_builtin_saveregs.
1703         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
1704         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
1705         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
1706         STRUCT_VALUE_REGNUM.
1707         (frv_expand_builtin_saveregs): Make it static.
1708         (frv_struct_value_rtx): New.
1709         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
1710
1711 2004-01-29  Jan Hubicka  <jh@suse.cz>
1712
1713         PR c++/12850
1714         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
1715         initial pointers.
1716         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
1717         for functions that will be only inlined.
1718         (cgraph_mark_function_to_output): Likewise.
1719         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
1720         do not clear function body.
1721         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
1722         (tree_rest_of_compilation): Reorganize the logic releasing function
1723         body to use callgraph datastructure.
1724
1725 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1726
1727         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
1728         to register_operand.
1729
1730 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
1731
1732         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
1733         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
1734         match_operand expressions so that all match_dups appear
1735         lexically after their corresponding match_operands.
1736
1737 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1738
1739         * config/h8300/h8300.c (WORD_REG_USED): Use
1740         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
1741         (compute_saved_regs): Likewise.
1742         (h8300_expand_prologue): Likewise.  Allocate locals after
1743         saving registers.
1744         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
1745         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
1746         registers.
1747         (h8300_initial_elimination_offset): Adjust for the new frame
1748         layout, which swaps flips the order of locals and saved
1749         registers.
1750         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
1751         (HARD_FRAME_POINTER_REGNUM): New.
1752         (ELIMINABLE_REGS): Add an elimination rule from
1753         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
1754         (REGISTER_NAMES): Add fp.
1755         * config/h8300/h8300.md (FP_REG): Change to 11.
1756         (HFP_REG): New.
1757
1758 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1759
1760         * genrecog.c (write_node): Remove a useless local variable.
1761
1762 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
1763
1764         * Makefile.in (options.c options.h): Use stamp file s-options to
1765         avoid unnecessary rebuilds.
1766         (options.o): New target listing dependencies.
1767         (gtyp-gen.h): Use stamp file s-gtyp-gen.
1768         (STAGESTUFF): Add s-gtyp-gen.
1769
1770 2004-01-28  Richard Henderson  <rth@redhat.com>
1771
1772         * ggc.h (ggc_free): Declare.
1773         * ggc-common.c (ggc_realloc): Use it.
1774         * ggc-page.c: Remove lots of inline markers.
1775         (globals): Add free_object_list.
1776         (ggc_alloc): Tidy.
1777         (ggc_free, validate_free_objects): New.
1778         (poison_pages): Provide default.
1779         (ggc_collect): Call validate_free_objects; emit markers to
1780         the debug file.
1781
1782 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
1783             Jim Wilson  <wilson@specifixinc.com>
1784
1785         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
1786         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
1787         scratch pointer.
1788         (ia64_secondary_reload_class): Delete case GR_REGS.
1789         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
1790         Do not allocate a scratch register.
1791         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
1792
1793 2004-01-28  Jan Hubicka  <jh@suse.cz>
1794
1795         * gcse.c (bypass_block): Prevent edges to be unified when we are
1796         about to emit compenstation code.
1797
1798 2004-01-28  Nick Clifton  <nickc@redhat.com>
1799
1800         * config/arm/arm.c (arm_expand_builtin): Force second argument of
1801         the setcwx insn into a register.
1802
1803 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
1804
1805         * config/fp-bit.c (pack_d): When using paired doubles to implement
1806         a long double, round the high part separately.
1807         (unpack_d): Fix the case in which the high part is a power of two
1808         and the low part is a nonzero value of the opposite sign.
1809
1810 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1811
1812         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
1813         (TARGET_STRUCT_VALUE_RTX): Likewise.
1814         (c4x_external_libcall): Likewise.
1815         (c4x_struct_value_rtx): Likewise.
1816         * config/c4x/c4x.h: Remove.
1817         (STRUCT_VALUE_REGNUM): Likewise.
1818         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
1819
1820 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1821
1822         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
1823         (TARGET_STRUCT_VALUE_RTX): Likewise.
1824         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
1825         (STRUCT_VALUE): Likewise.
1826         (PROMOTE_PROTOTYPES): Likewise.
1827
1828 2004-01-27  Roger Sayle  <roger@eyesopen.com>
1829
1830         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
1831         CONST_INT before using INTVAL.
1832
1833 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
1834
1835         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
1836         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
1837         frame if !TARGET_BACKCHAIN.
1838         * config/s390/s390.md ("allocate_stack"): Use pattern only if
1839         TARGET_BACKCHAIN.
1840         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
1841
1842 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
1843
1844         * ia64.c (ia64_function_arg): When placing HFAs in integer
1845         registers, do not special case the mode used for complex
1846         types.  Do not advance int_regs until the current register
1847         is full.
1848
1849 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
1850
1851         PR target/7297
1852         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
1853
1854 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
1855
1856         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
1857         slow, unaligned loads and stores while debugging.  Fix formatting.
1858
1859 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
1860
1861         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
1862         of computing wmode.
1863         (restore_stack_nonlocal): Same.
1864
1865 2004-01-27  Devang Patel <dpatel@apple.com>
1866
1867         * Makefile.in (dwarf2out.o): Depend on input.h
1868         * dbxout.c (dbx_debug_hooks): Add new empty hook for
1869         imported_module_or_decl.
1870         (xcoff_debug_hooks): Same.
1871         * sdbout.c (sdb_debug_hooks): Same.
1872         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
1873         * debug.c (do_nothing_debug_hooks): Same.
1874         (debug_nothing_tree_tree): New function.
1875         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
1876         * dwarf2out.c: Include input.h.
1877         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
1878         (remove_child_TAG): New function.
1879         (dwarf_tag_name): Handle DW_TAG_imported_module.
1880         (gen_subprogram_die): Equate decl number to declaration die. Do not
1881         remove all children dies while reusing declaration die for definition.
1882         Instead, selectively remove only formal parameters.
1883         (gen_variable_die): Equate variable decl to declaration die.
1884         (gen_field_die): Equate field decl to line number.
1885         (force_namespace_die): Replace it with ...
1886         (force_decl_die): ... this.
1887         (force_type_die): New function.
1888         (setup_namespace_context): Replace use of force_namespace_die() with
1889         force_decl_die().
1890         (gen_namespace_die): Same.
1891         (dwarf2out_imported_module_or_decl): New function.
1892
1893 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
1894
1895         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
1896         on CQImode and CHImode incoming arguments in register a7.
1897         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
1898         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
1899         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
1900         xtensa_copy_incoming_a7 before reload.
1901
1902 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
1903
1904         * coverage.c (get_coverage_counts): Give a different message
1905         if flag_guess_branch_prob is set.
1906         * predict.c (counts_to_freqs): Return an int.
1907         (estimate_bb_frequencies): If counts_to_freqs returns zero,
1908         calculate estimates.
1909
1910 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
1911
1912         * config/iq2000/iq2000-protos.h: Remove the prototype for
1913         iq2000_setup_incoming_varargs.
1914         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
1915         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1916         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1917         (TARGET_STRUCT_VALUE_RTX): Likewise.
1918         (TARGET_RETURN_IN_MEMORY): Likewise.
1919         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1920         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
1921         (iq2000_return_in_memory): Likewise.
1922         (iq2000_setup_incoming_varargs): Make it static.  Receive the
1923         first argument by reference.
1924         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
1925         (PROMOTE_FUNCTION_RETURN): Likewise.
1926         (PROMOTE_PROTOTYPES): Likewise.
1927         (RETURN_IN_MEMORY): Likewise.
1928         (STRUCT_VALUE): Likewise.
1929         (SETUP_INCOMING_VARARGS): Likewise.
1930         (STRICT_ARGUMENT_NAMING): Likewise.
1931
1932 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
1933
1934         * fixinc/fixinc.c (test_test): Initialize res.
1935         (start_flexer): Initialize pz_cmd_save.
1936
1937 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
1938
1939         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
1940         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
1941
1942 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
1943
1944         PR 7198
1945         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
1946         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
1947         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
1948         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
1949         Possibly rename pattern for consistency.
1950         Remove ??? comments suggesting that this be done.
1951         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
1952         New patterns.
1953         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
1954         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
1955         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
1956         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
1957         Update to match.
1958
1959 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
1960
1961         * config/arm/arm.c (output_return_instruction): Only restore IP
1962         into SP if frame_pointer_needed.
1963
1964 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
1965
1966         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
1967         for SCmode and DCmode if ARCH32.
1968         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
1969         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
1970         if ARCH32.
1971         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
1972         if ARCH32.
1973         (BASE_OUTGOING_VALUE_REG): Likewise.
1974
1975 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
1976
1977         PR target/10904
1978         PR target/13058
1979         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
1980         Forbid mode changes from SImode for lower FP regs if ARCH64.
1981
1982 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
1983
1984         * Makefile.in (bt-load.o): Depend on except.h.
1985         * bt-load.c (except.h): #include.
1986         (compute_defs_uses_and_gen): If insn at end of BB can throw
1987         within this function, consider registers used by it unavailable for
1988         btr migration.
1989         (move_btr_def): If insn at end of BB can throw, insert before rather
1990         than after.
1991
1992         * flags.h (flag_btr_bb_exclusive): Declare.
1993         * toplev.c (flag_btr_bb_exclusive): New variable.
1994         (f_options): Add btr-bb-exclusive.
1995         * bt-load.c (augment_live_range): Restore old behaviour if
1996         flag_btr_bb_exclusive is set.
1997         * common.opt: Add entry for -fbtr-bb-exclusive.
1998         * opts.c (common_handle_options): Same.
1999         * doc/invoke.texi: Document -fbtr-bb-exclusive.
2000
2001         * bt-load.c (btrs_live_at_end): New variable.
2002         (compute_defs_uses_and_gen): Compute its pointed-to array.
2003         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
2004         (augment_live_range): When augmenting with a new dominator,
2005         use only its btrs_live_at_end set, but also add in the full set
2006         of the old dominator.
2007         (btr_def_live_range): Use btrs_live_at_end.
2008         (move_btr_def): Set other_btr_uses_before_def, and move new set
2009         to the end of the basic block, if appropriate.
2010         (migrate_btr_defs): Allocate and free btrs_live_at_end.
2011
2012         * bt-load.c (basic_block_freq): Remove outdated comment.
2013
2014 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
2015
2016         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
2017         (PREDICATE_CODES): Remove duplicate.
2018         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
2019         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
2020         (MASK_PROFILE_KERNEL): Adjust define.
2021
2022 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
2023
2024         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
2025         of long string literals from 32 bytes to sizeof (void *) when !-Os
2026         and to 1 with -Os.
2027
2028 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2029
2030         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
2031         constant addresses in the normal mode.
2032
2033 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2034
2035         * system.h (CHAR_BITFIELD): Delete.
2036         (BOOL_BITFIELD): New.
2037         * c-decl.c (c_scope): Use BOOL_BITFIELD.
2038         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
2039
2040 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2041
2042         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2043         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2044         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2045         (TARGET_STRUCT_VALUE_RTX): Likewise.
2046         (TARGET_RETURN_IN_MEMORY): Likewise.
2047         (arc_return_in_memory): Likewise.
2048         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
2049         (PROMOTE_FUNCTION_RETURN): Likewise.
2050         (RETURN_IN_MEMORY): Likewise.
2051         (STRUCT_VALUE): Likewise.
2052
2053 2004-01-26  Richard Henderson  <rth@redhat.com>
2054
2055         * c-parse.in (extension): Use itype.
2056         (SAVE_EXT_FLAGS): Don't allocate a tree.
2057         (RESTORE_EXT_FLAGS): Don't read a tree.
2058
2059 2004-01-26  Jan Hubicka  <jh@suse.cz>
2060
2061         * cselib.c (discard_useless_values):  Clear out value pointer pointing
2062         to datastructure to be recycled.
2063
2064 2004-01-25  Jan Hubicka  <jh@suse.cz>
2065
2066         * genextract.c (main): Do not output the memset when not checking.
2067
2068 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2069
2070         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
2071         switch statement instead of a chain of if statements.
2072
2073 2004-01-26  Jeff Law  <law@redhat.com>
2074
2075         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
2076         acute accents for Petur Runolfsson's entry.
2077
2078 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2079
2080         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
2081         (TARGET_RETURN_IN_MEMORY): Likewise.
2082         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
2083         (RETURN_IN_MEMORY): Likewise.
2084
2085 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2086
2087          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
2088          unaligned load/store into smaller loads and stores.
2089
2090 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2091
2092         * function.c (assign_parms): Do not assign
2093         long long argument to memory in prologue if
2094         is it loaded into register.
2095
2096 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2097
2098          PR middle-end/13779
2099          * expr.c (emit_group_load): split constant
2100          correctly into register components of PARALLEL insn.
2101
2102 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2103
2104         * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
2105         Use adjust_address_nv directly with appropriate mode.
2106         (restore_stack_nonlocal): Ditto.
2107
2108 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2109
2110         * config/xtensa/xtensa-protos.h: Remove the prototype for
2111         xtensa_builtin_saveregs.
2112         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2113         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2114         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2115         (TARGET_STRUCT_VALUE_RTX): Likewise.
2116         (TARGET_RETURN_IN_MEMORY): Likewise.
2117         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2118         (xtensa_builtin_saveregs): Make it static.
2119         (xtensa_return_in_memory): New.
2120         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
2121         (PROMOTE_FUNCTION_RETURN): Likewise.
2122         (PROMOTE_PROTOTYPES): Likewise.
2123         (STRUCT_VALUE): Likewise.
2124         (RETURN_IN_MEMORY): Likewise.
2125         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2126
2127 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2128
2129         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
2130         (arm_setup_incoming_varargs): Likewise.
2131         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
2132
2133 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2134
2135         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
2136         (cris_setup_incoming_varargs): Likewise.
2137         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
2138
2139 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2140
2141         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
2142         (ns32k_struct_value_rtx): Likewise.
2143         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
2144         NS32K_STRUCT_VALUE_REGNUM.
2145
2146 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2147
2148         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2149         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2150         (TARGET_STRUCT_VALUE_RTX): Likewise.
2151         (arm_struct_value_rtx): Likewise.
2152         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
2153         (STRUCT_VALUE): Likewise.
2154         (STRUCT_VALUE_REGNUM): Likewise.
2155         (PROMOTE_PROTOTYPES): Likewise.
2156
2157 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2158
2159         * config/ia64/ia64-protos.h: Remove the prototype for
2160         ia64_setup_incoming_varargs and ia64_return_in_memory.
2161         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
2162         (TARGET_RETURN_IN_MEMORY): Likewise.
2163         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2164         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2165         (ia64_setup_incoming_varargs): Adjust the arguments to meet
2166         the requirement of TARGET_SETUP_INCOMING_VARARGS.
2167         (ia64_return_in_memory): Make it static.  Change the return
2168         type to bool from int.  Add an argument.
2169         (ia64_struct_value_rtx): New.
2170         * config/ia64/ia64.h: Remove commented-out definitions of
2171         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
2172         PROMOTE_PROTOTYPES.
2173         (RETURN_IN_MEMORY): Remove.
2174         (STRUCT_VALUE_REGNUM): Likewise.
2175         (STRICT_ARGUMENT_NAMING): Likewise.
2176
2177 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
2178
2179         PR target/13666
2180         * config/sparc/sparc.c (function_arg_union_value): New function.
2181         (function_arg): Use it to deal with unions.
2182         (function_value): Likewise.  Define 'regbase' only for ARCH64.
2183         Replace a conditional statement by a simpler one.
2184
2185 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
2186
2187         * config/mips/mips.c (mips16_optimize_gp): Delete.
2188         (mips_reorg): Don't call it.
2189
2190 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2191
2192         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
2193         (floatunsqihf2): Remove operand 6.
2194         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
2195         fix patterns.
2196         (ldi_conditional, ldf_conditional): Validate operands.
2197
2198 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2199
2200         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
2201         (HAVE_GAS_HIDDEN): Undefine as interim measure.
2202
2203 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2204
2205         * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
2206         memory references if TARGET_EXPOSE_LDP nonzero.
2207
2208 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2209
2210         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
2211
2212 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2213
2214         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
2215         invalid operand combinations.
2216
2217 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2218
2219         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
2220         c4x_legitimate_address_p.  Fix post_modify check.
2221
2222         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
2223         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
2224
2225 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2226
2227         * config/pa/pa-protos.h: Remove the prototype for
2228         hppa_builtin_saveregs.  Add a prototype for
2229         pa_return_in_memory.
2230         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
2231         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2232         (TARGET_STRUCT_VALUE_RTX): Likewise.
2233         (TARGET_RETURN_IN_MEMORY): Likewise.
2234         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2235         (pa_struct_value_rtx): Likewise.
2236         (pa_return_in_memory): Likewise.
2237         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
2238         PA_STRUCT_VALUE_REGNUM.
2239         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
2240         (EXPAND_BUILTIN_SAVEREGS): Remove.
2241         (PROMOTE_PROTOTYPES): Likewise.
2242         (PROMOTE_FUNCTION_RETURN): Likewise.
2243
2244 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2245
2246         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
2247         (TARGET_STRUCT_VALUE_RTX): Likewise.
2248         (vax_struct_value_rtx): Likewise.
2249         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
2250         VAX_STRUCT_VALUE_REGNUM.
2251         (PROMOTE_PROTOTYPES): Remove.
2252
2253 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2254
2255         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
2256
2257 2003-04-25  Chris Demetriou  <cgd@broadcom.com>
2258
2259         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
2260         and MIPS64 have HI/LO interlocks.  Update comment.
2261
2262 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2263
2264         * config/stormy16/stormy16-protos.h: Remove the prototype for
2265         xstormy16_setup_incoming_varargs.
2266         * config/stormy16/stormy16.c
2267         (xstormy16_setup_incoming_varargs): Remove.
2268         (xstormy16_return_in_memory): New.
2269         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2270         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2271         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2272         (TARGET_STRUCT_VALUE_RTX): Likewise.
2273         (TARGET_RETURN_IN_MEMORY): Likewise.
2274         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
2275         (PROMOTE_FUNCTION_RETURN): Likewise
2276         (PROMOTE_PROTOTYPES): Likewise
2277         (RETURN_IN_MEMORY): Likewise
2278         (STRUCT_VALUE): Likewise
2279         (SETUP_INCOMING_VARARGS): Likewise
2280
2281 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2282
2283         * config/mips/mips.c (mips_offset_within_object_p): New function.
2284         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
2285         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
2286         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
2287
2288 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2289
2290         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
2291         (PROMOTE_FUNCTION_RETURN): Likewise.
2292
2293 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2294
2295         * config/mn10300/mn10300-protos.h: Remove the prototype for
2296         mn10300_builtin_saveregs.
2297         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
2298         (TARGET_STRUCT_VALUE_RTX): Likewise.
2299         (TARGET_RETURN_IN_MEMORY): Likewise.
2300         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2301         (mn10300_return_in_memory): Likewise.
2302         (mn10300_builtin_saveregs): Make it static.
2303         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
2304         (RETURN_IN_MEMORY): Likewise.
2305         (STRUCT_VALUE): Likewise.
2306         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2307
2308 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
2309
2310         PR bootstrap/13853
2311         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
2312
2313 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2314
2315         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
2316         using ccr.
2317
2318 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2319
2320         * config/i860/i860-protos.h: Remove the prototype for
2321         i860_saveregs.
2322         * config/i860/i860.c (i860_saveregs): Make it static.
2323         (i860_struct_value_rtx): New.
2324         (TARGET_STRUCT_VALUE_RTX): Likewise.
2325         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2326         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
2327         I860_STRUCT_VALUE_REGNUM.
2328         (EXPAND_BUILTIN_SAVEREGS): Remove.
2329
2330 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2331
2332         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
2333         (TARGET_RETURN_IN_MEMORY): Likewise.
2334         (m68hc11_struct_value_rtx): Likewise.
2335         (m68hc11_return_in_memory): Likewise.
2336         * config/m68hc11/m68hc11.h: Remove a commented-out definition
2337         of PROMOTE_PROTOTYPES.
2338         (RETURN_IN_MEMORY): Remove.
2339         (STRUCT_VALUE_REGNUM): Likewise.
2340
2341 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2342
2343         * config/mmix/mmix-protos.h: Remove the prototype for
2344         mmix_setup_incoming_varargs.
2345         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2346         (TARGET_STRUCT_VALUE_RTX): Likewise.
2347         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2348         (mmix_setup_incoming_varargs): Make it static.
2349         (mmix_struct_value_rtx): New.
2350         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
2351         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
2352         (STRUCT_VALUE_REGNUM): Remove.
2353         (SETUP_INCOMING_VARARGS): Likewise.
2354
2355 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2356
2357         * config/mips/mips-protos.h: Remove the prototypes for
2358         mips_setup_incoming_varargs and mips_return_in_memory.
2359         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2360         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2361         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2362         (TARGET_STRUCT_VALUE_RTX): Likewise.
2363         (TARGET_RETURN_IN_MEMORY): Likewise.
2364         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2365         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2366         (mips_setup_incoming_varargs): Match the prototype for
2367         TARGET_SETUP_INCOMING_VARARGS.
2368         (mips_return_in_memory): Make it static.  Add argument fntype.
2369         (mips_strict_argument_naming): New.
2370         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
2371         (PROMOTE_FUNCTION_ARGS): Likewise.
2372         (PROMOTE_FUNCTION_RETURN): Likewise.
2373         (STRUCT_VALUE): Likewise.
2374         (RETURN_IN_MEMORY): Likewise.
2375         (SETUP_INCOMING_VARARGS): Likewise.
2376         (STRICT_ARGUMENT_NAMING): Likewise.
2377
2378 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2379
2380         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
2381         (TARGET_RETURN_IN_MEMORY): Likewise.
2382         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2383         (ip2k_return_in_memory): Likewise.
2384         (ip2k_setup_incoming_varargs): Likewise.
2385         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
2386         (STRUCT_VALUE): Likewise.
2387         (STRUCT_VALUE_INCOMING): Likewise.
2388         (SETUP_INCOMING_VARARGS): Likewise.
2389
2390 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2391
2392         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
2393         (TARGET_RETURN_IN_MEMORY): Likewise.
2394         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2395         (avr_return_in_memory): Remove.
2396         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
2397         (STRUCT_VALUE): Likewise.
2398         (STRUCT_VALUE_INCOMING): Likewise.
2399         (STRICT_ARGUMENT_NAMING): Likewise.
2400
2401 2004-01-25  Jan Hubicka  <jh@suse.cz>
2402
2403         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
2404
2405 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2406
2407         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
2408         (mips_regno_mode_ok_for_base_p): Declare.
2409         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
2410         (FRAME_POINTER_REGNUM): Renumber to 78.
2411         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
2412         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
2413         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
2414         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
2415         (REG_MODE_OK_FOR_BASE_P): Likewise.
2416         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
2417         entry for 77 to "$arg" and entry for 78 to "$frame".
2418         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
2419         (mips_reg_mode_ok_for_base_p): Remove.
2420         (mips_regno_mode_ok_for_base_p): New function, derived from old
2421         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
2422         restrictions unless we're being strict.
2423         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
2424
2425 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2426
2427         * c-common.h: Fix comment typos.
2428         * c-decl.c: Likewise.
2429         * cgraphunit.c: Likewise.
2430         * combine.c: Likewise.
2431         * et-forest.c: Likewise.
2432         * flow.c: Likewise.
2433         * function.c: Likewise.
2434         * ifcvt.c: Likewise.
2435         * integrate.c: Likewise.
2436         * jump.c: Likewise.
2437         * postreload.c: Likewise.
2438         * varray.c: Likewise.
2439
2440 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2441
2442         * doc/frontends.texi: Update copyright.
2443         * doc/gcov.texi: Likewise.
2444         * doc/gty.texi: Likewise.
2445         * doc/sourcebuild.texi: Likewise.
2446         * doc/standards.texi: Likewise.
2447
2448 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
2449
2450         PR target/12978
2451         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
2452         Remove movstrqi_small because it conflicts with movstrqi_large.
2453
2454 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2455
2456         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2457         (TARGET_STRUCT_VALUE_RTX): Likewise.
2458         (cris_struct_value_rtx): Likewise.
2459         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
2460         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
2461         STRUCT_VALUE_REGNUM.
2462         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
2463
2464 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
2465
2466         PR bootstrap/13848
2467         * cse.c (cse_cc_succs): Change the mode of the source expression
2468         as soon as decide we need a new mode.  Don't permit changing modes
2469         if we found a match in a successor block.
2470         (cse_condition_code_reg): Save original mode of source expression
2471         so that we know whether we have to change the mode in other
2472         insns.
2473
2474 2004-01-24  Jan Hubicka  <jh@suse.cz>
2475
2476         * emit-rtl.c (change_address, adjust_address_1, offset_address,
2477         widen_memory_access):  Return early when there is nothing to change.
2478
2479 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
2480
2481         * simplify-rtx.c (simplify_relational_operation): Don't
2482         simplify address == constant into address + -constant == 0.
2483
2484 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2485
2486         * gcc.c (process_command): Don't internationalize the
2487         Copyright message.
2488         * mips-tfile.c (main): Likewise.
2489
2490 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
2491
2492         * cse.c: (cse_cc_succs) Fix comparison warning.
2493
2494 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2495
2496         * config/h8300/h8300.md: Remove extraneous USE in expanders.
2497
2498 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2499
2500         * config/h8300/h8300-protos.h: Provide prototypes for
2501         h8300_legitimate_constant_p and h8300_legitimate_address_p.
2502         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
2503         (h8300_rtx_ok_for_base_p): Likewise.
2504         (h8300_legitimate_address_p): Likewise.
2505         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
2506         h8300_legitimate_constant_p.
2507         (RTX_OK_FOR_BASE_P): Remove.
2508         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
2509
2510 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2511
2512         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
2513         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
2514         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
2515         (REG_OK_FOR_BASE_STRICT_P): Likewise.
2516         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
2517         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
2518         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
2519         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
2520
2521 2004-01-24  Jan Hubicka  <jh@suse.cz>
2522
2523         * cselib.c (remove_useless_values):  Do not access discarded values.
2524
2525 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
2526
2527         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
2528         arrays.
2529
2530 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
2531
2532         * recog.c: Fix a typo in copyright.
2533
2534 2004-01-23  Andrew Pinski  <apinski@apple.com>
2535
2536         * config/rs6000/rs6000.md (call): Fix misappiled patch.
2537         (call_value): Likewise.
2538
2539 2004-01-23  Richard Henderson  <rth@redhat.com>
2540
2541         PR opt/12941
2542         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
2543         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
2544         if SHIFT_COUNT_TRUNCATED is set.
2545
2546 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
2547
2548         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
2549         separate real and imaginary parts.
2550         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
2551
2552 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
2553
2554         PR target/13674
2555         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
2556         loading into GPR.
2557
2558 2004-01-23  Jan Hubicka  <jh@suse.cz>
2559
2560         * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
2561         change.
2562
2563         * alloc-pool.c (align_four): Kill.
2564         (create_alloc_pool): Align size to eight.
2565         (free_alloc_pool, free_pool): Invalidate deallocated data.
2566
2567 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
2568
2569         PR gcc/1532
2570         * cse.c (cse_change_cc_mode): New static function.
2571         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
2572         (cse_condition_code_reg): New function.
2573         * rtl.h (cse_condition_code_reg): Declare.
2574         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
2575         * target.h (struct gcc_target): Add fixed_condition_code_regs and
2576         cc_modes_compatible.
2577         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
2578         (TARGET_CC_MODES_COMPATIBLE): Define.
2579         (TARGET_INITIALIZER): Add new initializers.
2580         * targhooks.c (default_cc_modes_compatible): New function.
2581         * targhooks.c (default_cc_modes_compatible): Declare.
2582         * hooks.c (hook_bool_intp_intp_false): New function.
2583         * hooks.h (hook_bool_intp_intp_false): Declare.
2584         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
2585         (TARGET_CC_MODES_COMPATIBLE): Define.
2586         (ix86_fixed_condition_code_regs): New static function.
2587         (ix86_cc_modes_compatible): Likewise.
2588         * doc/tm.texi (Condition Code): Document new hooks.
2589
2590 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2591
2592         * fixinc/inclhack.def (bad_lval): Renamed to ...
2593         (alpha_bad_lval): ... this.
2594         Removed file list.
2595         Restrict to alpha*-dec-osf*.
2596         * fixinc/fixincl.x: Regenerate.
2597         * fixinc/tests/base/dirent.h: Remove, moving test ...
2598         * fixinc/tests/base/testing.h: ... here, reflecting new name.
2599
2600 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
2601
2602         PR c/13814
2603         * c-decl.c (diagnose_mismatched_decls): Also discard a
2604         built-in if we encounter an old-style definition with the
2605         same name.
2606
2607 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
2608
2609         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
2610         set to default{32,64}.
2611
2612 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
2613
2614         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
2615         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
2616
2617 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
2618             Olivier Hainque  <hainque@act-europe.fr>
2619
2620         * fold-const.c (fold_binary_op_with_conditional_arg): Only
2621         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
2622
2623 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
2624
2625         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
2626         size for minipool references.
2627
2628 2004-01-23  Roger Sayle  <roger@eyesopen.com>
2629
2630         * real.c (real_floor, real_ceil): Tweak to allow input and output
2631         arguments to overlap.
2632         (real_round): New function to implement round(3m) semantics.
2633         * real.h (real_round): Prototype here.
2634         * builtins.c (fold_builtin_round): New function to constant fold
2635         round, roundf and roundl.
2636         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
2637
2638 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
2639
2640         PR optimization/13819
2641         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
2642         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
2643         (sh_handle_sp_switch_attribute): Remove warning.
2644
2645 2003-11-30  Jan Hubicka  <jh@suse.cz>
2646
2647         * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
2648
2649 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
2650
2651         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
2652         may or may not return non-NIL.
2653         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
2654         check CANNOT_CHANGE_MODE_CLASS
2655
2656 2004-01-23  Jan Hubicka  <jh@suse.cz>
2657
2658         * basic-block.h (PROP_POSTRELOAD): New macro.
2659         (CLEANUP_LOG_LINKS): New.
2660         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
2661         * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
2662
2663         * cselib.c (value_pool): New.
2664         (new_cselib_val): Use pool.
2665         (cselib_init): Initialize value_pool
2666         (cselib_finish): Free pool.
2667
2668 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
2669
2670         * config/sparc/sparc.c (scan_record_type): New function.
2671         (function_arg_slotno): Use it to determine which kinds of
2672         registers the record can be passed in.
2673
2674 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
2675
2676         * config/pa/fptr.c: Fix old-style definition.
2677
2678 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
2679
2680         PR optimization/13724
2681         * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
2682         represents the zero bits produced by a ZERO_EXTEND operation.
2683
2684 2004-01-22  Roger Sayle  <roger@eyesopen.com>
2685
2686         PR optimization/13821
2687         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
2688         correctly calculate the lowpart offset of the contracted subreg.
2689
2690 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
2691
2692         * doc/invoke.texi (Optimize Options): Note that --param arguments
2693         are subject to change without notice.
2694
2695 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2696
2697         * config.gcc (mips-sgi-irix6*o32): Removed.
2698         * config/mips/iris6-o32-as.h: Likewise.
2699         * config/mips/iris6-o32-gas.h: Likewise.
2700         * config/mips/iris6-o32.h: Likewise.
2701
2702 2004-01-22  Jan Hubicka  <jh@suse.cz>
2703
2704         * cfgcleanup.c (first_pass): New static variable.
2705         (try_forward_edges):  Add work limiting check for threading.
2706         (try_crossjump_bb):  Add work limiting check for crossjumping.
2707         (try_optimize_cfg):  Maintain first pass variable.
2708
2709 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
2710
2711         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
2712         handles complex and vector modes.
2713
2714 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
2715
2716         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
2717         (REG_OK_FOR_BASE_P_STRICT): Likewise.
2718         (STRICT): Likewise.
2719
2720 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
2721
2722         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
2723         (genrtl_for_stmt): Remove emit_nop calls.
2724
2725 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2726
2727         PR target/13713
2728         PR target/13324
2729         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
2730         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
2731         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
2732
2733 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
2734
2735         * config/arm/arm.c: Include "debug.h".
2736         (thumb_pushpop): Take two new arguments.  Add some commentary.
2737         Output frame information when pushing.
2738         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
2739         thumb_pushpop.
2740         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
2741         offset, and pass it to thumb_pushpop.  Output CFI information.
2742         (thumb_expand_prologue): Add some frame-related markers and notes.
2743
2744 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
2745
2746         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
2747         for TARGET_64BIT.
2748         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
2749         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
2750
2751 2004-01-22  Roger Sayle  <roger@eyesopen.com>
2752             Paolo Bonzini  <bonzini@gnu.org>
2753
2754         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
2755         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
2756         * rtl.h (subreg_lsb_1): Prototype here.
2757         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
2758         sign extensions.
2759
2760 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
2761
2762         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
2763         macro need not be defined if jump-tables should contain
2764         relative addresses only when -fPIC or -fPIC is in effect.
2765
2766 2004-01-22  Jan Hubicka  <jh@suse.cz>
2767
2768         * alias.c (reg_base_value): Turn into varray.
2769         (reg_base_value_size): Kill.
2770         (old_reg_base_value): New deletable varray.
2771         (alias_invariant_size): New variable.
2772         (REG_BASE_VALUE): Update to use varray.
2773         (find_base_value): Likewise.
2774         (record_set): Likewise.
2775         (record_base_value): Likewise.
2776         (memrefs_conflict_p): Likewise.
2777         (record_set): Likewise
2778         (record_base_value): Likewise.
2779         (memrefs_conflict_p): Use alias_invariant_size.
2780         (init_alias_analysis): Use varray; set alias_invariant_size;
2781         rescale other arrays to be sized by maxreg.
2782         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
2783
2784 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2785
2786         * config/sparc/sparc.c (function_arg_slotno): Use
2787         FLOAT_TYPE_P to detect FP fields in structures.
2788         (function_arg_record_value_1): Likewise.
2789         (function_arg_record_value_2): Likewise.
2790
2791 2004-01-22  Jan Hubicka  <jh@suse.cz>
2792
2793         * function.c (allocate_struct_function): Do not initialize expr, emit
2794         and varasm.
2795         (prepare_function_start): Do it here.
2796         * c-parse.in (maybe_type_qual): Do not produce line number notes.
2797
2798 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2799
2800         PR target/13559
2801         * config/sparc/sparc.c (function_arg_record_value_3): Revert
2802         to 'word_mode' once the first slot has been filled.
2803
2804 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
2805
2806         * config/sparc/sparc.c (function_arg_record_value_1): Fix
2807         computation of the number of integer registers required.
2808
2809 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
2810
2811         * config/i386/i386.md: Simplify certain comparisons of
2812         const_int.
2813
2814 2004-01-21  Andrew Pinski  <apinski@apple.com>
2815
2816         PR target/13785
2817         * config/rs6000/rs6000.md (call_value): Force operand
2818         1 not operand 0 into a register.
2819
2820 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
2821
2822         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
2823         unwind-dw2-fde.h: Update copyright.
2824
2825 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2826
2827         * pa-protos.h: Update copyright.
2828         * pa.h: Likewise.
2829         * pa.md: Likewise.
2830
2831 2004-01-21  Caroline Tice  <ctice@apple.com>
2832
2833         PR target/12308
2834         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
2835         flags register.
2836         (fix_truncdfdi2): Likewise.
2837         (fix_truncsfdi2): Likewise.
2838         (*fix_truncdi_1): Likewise.
2839         (fix_truncxfsi2): Likewise.
2840         (fix_truncdfsi2): Likewise.
2841         (fix_truncsfsi2): Likewise.
2842         (*fix_truncsi_1): Likewise.
2843         (fix_truncxfhi2): Likewise.
2844         (fix_truncdfhi2): Likewise.
2845         (fix_truncsfhi2): Likewise.
2846         (*fix_trunchi_1): Likewise.
2847
2848 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
2849
2850         * alias.c, basic-block.h, c-common.c, c-common.h,
2851         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
2852         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
2853         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
2854         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
2855         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
2856         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
2857         genautomata.c, genconditions.c, genemit.c, genflags.c,
2858         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
2859         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
2860         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
2861         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
2862         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
2863         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
2864         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
2865         unwind.h, varray.c, varray.h: Update copyright.
2866
2867 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
2868
2869         * config/h8300/coff.h: Update copyright.
2870         * config/h8300/elf.h: Likewise.
2871         * config/h8300/h8300-protos.h: Likewise.
2872         * config/h8300/h8300.c: Likewise.
2873         * config/h8300/h8300.h: Likewise.
2874         * config/h8300/h8300.md: Likewise.
2875
2876 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2877
2878         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
2879         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
2880         ultrix_unistd): New hacks.
2881         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
2882         ULTRIX_CONST2_CHECK): Add checks.
2883         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
2884         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
2885         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
2886         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
2887         * fixinc/tests/base/locale.h: New file.
2888         * fixinc/fixincl.x: Rebuilt.
2889
2890 2004-01-21  Andreas Jaeger  <aj@suse.de>
2891             Michael Matz  <matz@suse.de>
2892
2893         * doc/extend.texi (Extended Asm): Clarify memory clobber.
2894
2895 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
2896
2897         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
2898         _Jv_RegisterClasses through a function pointer.
2899
2900 2004-01-21  Falk Hueffner  <falk@debian.org>
2901
2902         PR target/12898
2903         * config/alpha/alpha.c (alpha_emit_set_const_1): If
2904         no_new_pseudos, use gen_rtx_SET directly for SImode constants
2905         which need multiple instructions to emit.
2906
2907 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
2908
2909         * config/m32r/m32r.h (CPP_SPEC): Define.
2910
2911 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
2912
2913         * c-decl.c (merge_decls): Kill different_binding_level and
2914         different_tu arguments; simplify throughout.
2915         (duplicate_decls): Likewise.
2916         (pushdecl, merge_translation_unit_decls): Update calls to
2917         duplicate_decls.
2918
2919 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2920
2921         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
2922         $(SYSTEM_H).
2923         (print-rtl1.o): Depend on $(SYSTEM_H).
2924
2925 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
2926
2927         PR bootstrap/12730
2928         * configure.ac: Delete definition and subsitution of docdir.
2929         Add info, man, srcman and srcinfo to target hooks. Create doc/
2930         directory.
2931         * configure: Regenerate.
2932         * Makefile.in: Don't substitute docdir and delete all references
2933         throughout.
2934         (MAKEINFOFLAGS): Define.
2935         (stmp-docobjdir): Delete.
2936         (INFOFILES, MANFILES): Define.
2937         (info): Call lang.info, srcinfo and lang.srcinfo.
2938         (generated-manpages): Call lang.man, srcman and lang.srcman.
2939         (srcinfo, srcman): New rules to copy back files to source directory.
2940         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
2941         (install-man): Revamp rule.
2942         (clean): Update dvi directory.
2943         (distclean): Delete TAGS from front end directorys.
2944         (maintainer-clean): Delete all document files in source directory.
2945
2946         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
2947         (objc.srcman, objc.srcinfo): Likewise.
2948
2949 2004-01-20  Bruce Korb  <bkorb@gnu.org>
2950
2951         * fixinc/inclhack.def(math_exception): bypass only for glibc.
2952         (matherr_decl): rename & relocate as exception_structure.
2953         This fix must precede the math_exception fix.
2954
2955 2004-01-20  Roger Sayle  <roger@eyesopen.com>
2956
2957         * fold-const.c (fold_convert): Rename to fold_convert_const.
2958         (fold_convert_const): Change arguments to take a tree_code,
2959         a type and the operand/expression to be converted.  Return
2960         NULL_TREE if no simplification is possible.  Add support for
2961         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
2962         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
2963         Adjust call to fold_convert to match new fold_convert_const.
2964         Avoid modifying the tree passed to fold in-place.
2965
2966 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
2967
2968         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
2969         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
2970         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
2971
2972 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2973
2974         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
2975         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
2976         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
2977         (emit_move_sequence): Check scratch_reg first in various if statements.
2978         Extend source simplification to handle all 64-bit CONST_INTs.
2979         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
2980         frame size.
2981         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
2982         frame offset calculations.
2983         * pa.h (NEW_HP_ASSEMBLER): Add comment.
2984         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
2985         LEGITIMATE_64BIT_CONST_INT_P): Define.
2986         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
2987         any CONST_INT as legitimate during and after reload.
2988         (VAL_32_BITS_P, INT_32_BITS): Define.
2989         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
2990
2991 2004-01-20  Jan Hubicka  <jh@suse.cz>
2992
2993         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
2994         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
2995         containing hard regs are shared.
2996         (gen_hard_reg_clobber): New function.
2997         (hard_reg_clobbers): New array.
2998         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
2999         (copy_rtx): Do not copy clobbers containing hard regs.
3000         * rtl.h (gen_hard_reg_clobber): Declare.
3001
3002 2004-01-20  Jan Hubicka  <jh@suse.cz>
3003
3004         * varray.c:  Include hashtab.h
3005         (varray_descriptor): New structure.
3006         (hash_descriptor, eq_descriptor, varray_descriptor,
3007         print_statistics): New static functions
3008         (varray_init, varray_grow): Update statistics
3009         (dump_varray_statistics): New function.
3010         * varray.h (dump_varray_statistics): Declare.
3011         * toplev.c (finalize): Call it.
3012         * Makefile.in (varray.o): Add dependency.
3013
3014 2004-01-20  Jan Hubicka  <jh@suse.cz>
3015
3016         * cselib.c: Include alloc-pool.h
3017         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
3018         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
3019         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
3020         unchain_one_elt_loc_list_pool, unchain_one_value,
3021         new_cselib_val): Simplify using allocpool.
3022         (cselib_init): Initialize allocpools.
3023         (cselib_finish): Finish allocpools.
3024         * Makefile.in (cselib.o): Depend on alloc-pool.h
3025
3026 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
3027
3028         * config/mips/mips.c (mips_load_call_address): Make the call insn
3029         use $gp if it could be calling a lazy binding stub.
3030
3031 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3032
3033         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
3034         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3035         (TARGET_STRUCT_VALUE_RTX): Likewise.
3036         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
3037         (PROMOTE_FUNCTION_RETURN): Remove.
3038         (STRUCT_VALUE): Remove.
3039
3040 2004-01-20  Denis Chertykov  <denisc@overta.ru>
3041
3042         PR bootstrap/13735
3043         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
3044         register as pointer after reload.
3045
3046 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3047
3048         PR optimization/12440
3049         * loop.c: Include ggc.h.
3050         (loop_optimize): Run garbage collector between optimization of loops.
3051         * Makefile.in (loop.o): Add GGC_H dependency.
3052
3053 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
3054
3055         * gcc/config/rs6000/rs6000.c (function_arg) Handle
3056         vector register special in function without prototype.
3057         (function_arg_advance): Vector parameters get always
3058         GPRs allocated for the linux64 target.
3059
3060 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3061
3062         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
3063         not TARGET_M32RX_MASK.
3064
3065 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
3066
3067         PR target/13557
3068         * config/sparc/sparc.c (function_arg): Reorder the cases.
3069
3070 2004-01-19  Per Bothner  <per@bothner.com>
3071
3072         Move cpp_reader's line_maps field to a shared global.
3073         * cpphash.h (cpp_reader):  Rename line_maps field to line_table
3074         and change the type to a pointer rather than a struct.
3075         * cppinit.c (cpp_push_main_field):  Adjust accordingly.
3076         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
3077         Likewise.
3078         * cppfiles.c (validate_pch):  Likewise.
3079         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
3080         Likewise.
3081         * cpperror.c (print_location):  Likewise.
3082         * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
3083         * cppinit.c (cpp_create_reader):  Handle new parameter.
3084         (cpp_destroy):  Don't free line_maps - that's no longer our job.
3085         * input.h (line_table):  New variable.
3086         * toplev.c (line_table):  Declare variable.
3087         (general_init):  Initialize line_table.
3088         * c-opts.c (c_common_init_options):  Pass line_table to
3089         cpp_create_reader.
3090         * fix-header.c (read_scan_file):  New local variable line_table.
3091         Initialize, and pass it to cpp_create_reader.
3092         * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
3093         (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
3094
3095 2004-01-19  Per Bothner  <per@bothner.com>
3096
3097         Implement a cache for linemap_lookup.
3098         * line-map.h (struct_line_maps):  Add cache field.
3099         * line-map.c (linemap_init):  Zero cache field.
3100         (linemap_add):  Set cache field to offset of newly allocated map.
3101         (linemap_lookup):  Use and set cache field.
3102
3103 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3104
3105         PR optimization/13567
3106         * cse.c (cse_basic_block): Call cse_insn with a non-null
3107         libcall_insn for the last SET insn of a no-confilict block.
3108
3109 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
3110
3111         * Makefile.in (target_noncanonical, program_transform_name): Use
3112         immediate define instead of deferred.
3113         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
3114         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
3115         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
3116         deferred backquote.
3117
3118 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
3119
3120         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
3121         true unconditionally.
3122         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
3123         Remove.
3124         (build_unary_op, build_modify_expr): Don't handle extended
3125         lvalues.
3126         (build_component_ref, build_conditional_expr): Call non_lvalue
3127         instead of pedantic_non_lvalue.
3128         (build_c_cast): Don't condition use of non_lvalue on pedantic.
3129         * fold-const.c (fold): Don't check pedantic directly for
3130         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
3131         passed to pedantic_non_lvalue.
3132         * doc/extend.texi: Remove documentation of extended lvalues.
3133
3134 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3135
3136         PR optimization/5263
3137         * simplify-rtx.c (associative_constant_p): Delete.
3138         (simplify_associative_operation): Rewrite to linearize terms, and
3139         attempt to simplify new term against both left and right subterms.
3140         (simplify_binary_operation): Call swap_commutative_operands_p on
3141         op0 and op1, not trueop0 and trueop1.  Move the initialization of
3142         trueop0 and trueop1 down to where first needed.
3143         (simplify_relational_operation): Likewise.
3144         * rtlanal.c (commutative_operand_precedence): Also order constant
3145         operands using avoid_constant_pool_reference.
3146
3147 2004-01-19  Richard Henderson  <rth@redhat.com>
3148
3149         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
3150         don't check memory mode.
3151         (unaligned_memory_operand): Likewise.
3152         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
3153         abort for op0 not MEM.
3154
3155         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
3156         is not a reg, copy to a scratch first.
3157         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
3158         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
3159         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
3160         (reload_inqi, reload_inhi): Fix mode of op0.
3161         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
3162         reload_outhi_help): Likewise.  Use define_insn_and_split.
3163
3164         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
3165         as well as $29 dead.
3166
3167 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
3168
3169         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
3170         "tls_object" for thread-local objects.
3171         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
3172         "#tls" for thread-local sections.
3173         * configure.ac (thread-local checks): Specify --fatal-warnings in
3174         every binutils-specific checks.  For sparc*-*-*, test whether the
3175         OS is Solaris and the tools are native and act accordingly.
3176         * configure: Rebuild.
3177
3178 2004-01-19  Jeff Law  <law@redhat.com>
3179
3180         * contrib.texi: Update Paolo Carlini's entry.  New entries for
3181         Jerry Quinn and Petur Runolfsson.
3182
3183 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3184
3185         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
3186         size, don't use the larger zero-extending loads.
3187
3188 2004-01-19  Richard Henderson  <rth@redhat.com>
3189
3190         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
3191         * alpha.md (UNSPEC_NT_LDA): Remove.
3192         (UNSPEC_CVTLQ, cvtlq): New.
3193         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
3194         (extendsidi2_fix): Remove.
3195         (extendsidi2 splitter): Use cvtlq.
3196         (extendsidi2 fp peepholes): Remove.
3197         (cvtql): Use SFmode instead of SImode.
3198         (fix_trunc?fsi): Update to match.
3199         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
3200         (movsi): Rename from movsi_nofix, remove f alternatives.
3201         (movsi_nt_vms): Similarly.
3202         (movsi_fix, movsi_nt_vms_fix): Remove.
3203         (nt_lda): Remove.
3204         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
3205
3206 2004-01-19  Jan Hubicka  <jh@suse.cz>
3207
3208         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
3209         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
3210         list.
3211         (cgraph_remove_unreachable_nodes): New function
3212         (cgraph_decide_inlining_of_small_function): Fix pasto.
3213         (cgraph_decide_inlining_incrementally): Fix pasto.
3214         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
3215
3216 2004-01-19  Steven Bosscher  <stevenb@suse.de>
3217
3218         * gengtype.c (header_file): Make it static.
3219         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
3220         * gengtype.h (header_file): No longer extern.
3221
3222 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3223
3224         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
3225         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
3226         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
3227
3228 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3229
3230         * stmt.c (HAVE_casesi): Define it not already defined.
3231         (HAVE_tablejump): Likewise.
3232         (expand_end_case_type): Resort to the binary tree method if
3233         neither casesi or tablejump is available.
3234
3235 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
3236
3237         * final.c (final_scan_insn): Make non-static again.
3238         * output.h (final_scan_insn): Re-add prototype.
3239         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
3240         to final_scan_insn call.
3241         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
3242         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
3243         * config/pa/pa.c (output_lbranch, output_call): Likewise.
3244         * config/sh/sh.c (print_slot): Likewise.
3245         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
3246         (output_sibcall, sparc_flat_function_epilogue): Likewise.
3247
3248 2004-01-18  Jan Hubicka  <jh@suse.cz>
3249
3250         * basic-block.h (try_redirect_by_replacing_jump): Declare.
3251         * cfgcleanup.c (try_optimize_cfg): Use it.
3252         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
3253         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
3254         Kill hack.
3255         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
3256
3257         Revert:
3258         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3259
3260                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3261                 even after reload, just don't remove the actual jump tables.
3262
3263 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3264
3265         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
3266
3267 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3268
3269         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
3270         the size of a pointer in bytes.
3271
3272 2004-01-18  Roger Sayle  <roger@eyesopen.com>
3273
3274         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
3275         live "next" variable, which could lead to an infinite loop.
3276
3277 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
3278
3279         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
3280         block.
3281
3282         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3283         Check for NULL in the chain and remove repeated code.
3284
3285 2004-01-18  Jan Hubicka  <jh@suse.cz>
3286
3287         * coverage.c (checksum_string): Rename to ...
3288         (coverage_checksum_string): ... this one, Use crc32_string; recognize
3289         names containing random number and zero the number out in order to get
3290         match.
3291
3292 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3293
3294         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
3295
3296 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3297
3298         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
3299         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
3300         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
3301         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
3302         doc/trouble.texi: Remove trailing whitespace.
3303
3304 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3305
3306         PR target/7618
3307         * config/mips/mips.c: Include cfglayout.h.
3308         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3309         (mips_unspec_offset_high): Add temporary register argument.
3310         (mips_load_call_address): New function, split out from...
3311         (mips_expand_call): ...here.
3312         (mips_output_cplocal): New function.
3313         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
3314         (mips_emit_loadgp): New function, split out from...
3315         (mips_expand_prologue): ...here.
3316         (mips_output_mi_thunk): New function.
3317
3318 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
3319
3320         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
3321         mcpu32): Remove redundant checks for implied target predefines.
3322
3323 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
3324
3325         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3326         Return type is unsigned int not int.
3327         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
3328         Likewise.
3329
3330 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3331
3332         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
3333         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
3334         "GNU/Linux" and "Microsoft Windows" terminology.
3335
3336 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3337
3338         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
3339         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
3340         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
3341         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
3342         @smallexample instead of @example.
3343
3344 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
3345
3346         * objc/objc-act.c (build_objc_method_call): Use target
3347         hooks instead of macros to determine if ..._stret
3348         dispatchers should be used (NeXT runtime only).
3349
3350 2004-01-17  Roger Sayle  <roger@eyesopen.com>
3351
3352         * builtins.c (expand_builtin_expect_jump): Fix mistake in my
3353         last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
3354
3355 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3356
3357         * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
3358         (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
3359         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
3360         macros.
3361         * reload1.c (emit_reload_insns): Use them.
3362         * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
3363         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
3364         for NULL PATTERN.
3365
3366 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3367
3368         * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
3369         (final_scan_insn): Update to take an additional SEEN argument.  Emit
3370         a line note after the prologue.  Make static.
3371         (line_note_exists): Remove.
3372         (final): Don't initialize line_note_exists.  Update call to
3373         final_scan_insn.
3374         * output.h (final_scan_insn): Remove prologue.
3375         * function.c (set_insn_locators): Update comment.
3376         (thread_prologue_and_epilogue_insns): Add a comment.
3377
3378 2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
3379
3380         PR target/10781
3381         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
3382         Prototype.
3383         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3384         New function.
3385         * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
3386         * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
3387         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
3388
3389 2004-01-17  Jan Hubicka  <jh@suse.cz>
3390
3391         * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
3392         commit.
3393
3394         * toplev.c (HAVE_conditional_execution): Provide default.
3395         (rest_of_handle_reorder_blocks): For conditional_execution target
3396         update liveness once after all transformations
3397         (rest_of_compilation): Do crossjumping before ce3.
3398
3399 2004-01-17  Geoffrey Keating  <geoffk@apple.com>
3400
3401         * alias.c (new_alias_set): Mark last_alias_set for PCH.
3402         (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
3403         for PCH.
3404         (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
3405         * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
3406         (get_TOC_alias_set): Mark 'set' for PCH.
3407
3408 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3409
3410         * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3411         even after reload, just don't remove the actual jump tables.
3412
3413 2004-01-17  J. Brobecker  <brobecker@gnat.com>
3414
3415         * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
3416         Remove checks for is_ada() and TREE_UNSIGNED.
3417         (subrange_type_die): Emit a byte_size attribute if the subrange
3418         type size is different from the base type size.
3419         (modified_type_die): Replace call to is_ada_subrange_type() by
3420         call to is_subrange_type().
3421
3422 2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
3423
3424         * config/sh/sh.c: Include ggc.h.
3425
3426 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3427
3428         * Makefile.in (MD5_H): New.
3429         (fold-const.o): Depend on md5.h.
3430         (dwarf2out.o): Likewise.
3431         (cppfiles.o): Likewise.
3432         * cppfiles.c: Include md5.h.
3433         (should_stack_file): Check against list read from PCH file.
3434         (struct pchf_data): New.
3435         (pchf): New variable.
3436         (struct pchf_adder_info): New.
3437         (pchf_adder): New.
3438         (pchf_save_compare): New.
3439         (_cpp_save_file_entries): New.
3440         (_cpp_read_file_entries): New.
3441         (struct pchf_compare_data): New.
3442         (pchf_compare): New.
3443         (check_file_against_entries): New.
3444         * cpphash.h (_cpp_save_file_entries): Prototype.
3445         (_cpp_read_file_entries): Prototype.
3446         * cpppch.c (cpp_write_pch_state): Write the list of headers.
3447         (cpp_read_state): Read the list of headers.
3448
3449 2004-01-17  Jan Hubicka  <jh@suse.cz>
3450
3451         * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
3452         builtin_expect specially.
3453         * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
3454         (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
3455         * invoke.texi (max-inline-insns-single): Set to 100.
3456         (large-function-insns): Set to 3000.
3457
3458 2004-01-16  Eric Christopher  <echristo@redhat.com>
3459             Chandrakala Chavva <cchavva@redhat.com>
3460
3461         * cppcharset.c (one_iso88591_to_utf8): New function.
3462         (convert_iso88591_utf8): Ditto. Use.
3463         (conversion_tab): Use.
3464         (_cpp_input_to_utf8): New function.
3465         (_cpp_init_iconv_buffer): Ditto.
3466         (_cpp_close_iconv_buffer): Ditto.
3467         * cpphash.h: Prototype new functions.
3468         (cpp_buffer): Add input_cset_desc.
3469         * cppinit.c: Add input_charset default.
3470         * cpplib.c (cpp_push_buffer): Support init and
3471         close of iconv.
3472         * cpplib.h (cpp_options): Add input_charset.
3473
3474 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
3475
3476         * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
3477         * config/alpha/unicosmk.h: Remove a commented-out definition
3478         of ASM_OUTPUT_SECTION_NAME.
3479         * config/stormy16/stormy16.h: Likewise.
3480
3481 2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3482
3483         * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
3484         (alpha___extern_prefix_sys_stat): ... this.
3485         Apply to <sys/mount.h>, too.
3486         Tweak to match more variations.
3487         * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
3488
3489         * fixinc/inclhack.def (alpha___extern_prefix,
3490         alpha___extern_prefix_standards): New hacks to obey
3491         __PRAGMA_EXTERN_PREFIX.
3492         * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
3493         test.
3494         * fixinc/tests/base/standards.h: Likewise.
3495
3496         * fixincl/inclhack.def (alpha_pthread): Tweak to match more
3497         variations.
3498         New testcase.
3499         * fixinc/tests/base/pthread.h: Handle it.
3500
3501         * fixincl/inclhack.def (bad_lval): Sort file list.
3502         Add many missing files up to Tru64 UNIX V5.1B.
3503         * gcc/fixinc/tests/base/libgen.h: Renamed to ...
3504         * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
3505         order.
3506
3507         * fixinc/fixincl.x: Regenerate.
3508
3509 2004-01-16  Mark Mitchell  <mark@codesourcery.com>
3510
3511         * version.c (version_string): Change to 3.5.0.
3512         * doc/include/gcc-common.texi (version-GCC): Likewise.
3513
3514 2004-01-16  Jan Hubicka  <jh@suse.cz>
3515
3516         * i386.md (load_tp_di): Fix pasto.
3517
3518         PR opt/13608
3519         * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
3520
3521         * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
3522         pp_c_character_constant, pp_c_floating_constant,
3523         pp_c_additive_expression, pp_c_shift_expression,
3524         pp_c_equality_expression, pp_c_and_expression,
3525         pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
3526         pp_c_logical_and_expression): Remove inline modifier.
3527         * dwarf2out.c (get_AT): Likewise.
3528         * et-forest.c (et_splay): Likewise.
3529         * ra.h (ra_alloc, ra_calloc): Likewise
3530
3531 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
3532
3533         * config/frv/frv-protos.h: Fix comment formatting.
3534         * config/frv/frv.c: Likewise.
3535         * config/frv/frv.h: Likewise.
3536         * config/frv/frv.md: Likewise.
3537         * config/frv/frvbegin.c: Likewise.
3538         * config/frv/frvend.c: Likewise.
3539
3540 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
3541
3542         * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
3543         * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
3544         LINKER_DOES_NOT_WORK_WITH_DWARF2.
3545         (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
3546
3547 2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
3548
3549         PR 11864
3550         * postreload.c (reload_cse_simplify_operands): Don't remove
3551         implicit extension from LOAD_EXTEND_OP.
3552
3553 2004-01-16  Jan Hubicka  <jh@suse.cz>
3554
3555         PR opt/11350
3556         * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
3557         after reload.
3558         * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
3559         rtl_try_redirect_by_replacing_branch): Likewise.
3560
3561 2004-01-15  Geoffrey Keating  <geoffk@apple.com>
3562
3563         PR pch/13689
3564         * alias.c (struct alias_set_entry): Mark for GC.
3565         (alias_sets): Make static, mark for GC.
3566         (record_alias_subset): Use GC to allocate alias structures.
3567         * varray.c (element): Make generic varrays GCed.
3568
3569         PR pch/13361
3570         * c-typeck.c (constructor_asmspec): Delete.
3571         (struct initializer_stack): Delete field 'asmspec'.
3572         (start_init): Delete saving of asmspec.
3573         (finish_init): Don't update constructor_asmspec.
3574         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
3575         * stmt.c (expand_asm): Duplicate strings from tree.
3576         (expand_asm_operands): Likewise.
3577         * tree.c (tree_size): Update computation of size of STRING_CST.
3578         (make_node): Don't make STRING_CST nodes.
3579         (build_string): Allocate string with tree node.
3580         * tree.def (STRING_CST): Update comment.
3581         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
3582         (tree_string): Place contents of string in tree node.
3583         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
3584         from tree.
3585
3586         * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
3587         altivec operands.
3588
3589 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
3590
3591         * c-common.h: Fix comment formatting.
3592         * c-cppbuiltin.c: Likewise.
3593         * c-pragma.c: Likewise.
3594         * calls.c: Likewise.
3595         * collect2.c: Likewise.
3596         * cppcharset.c: Likewise.
3597         * cpptrad.c: Likewise.
3598         * dbxout.c: Likewise.
3599         * defaults.h: Likewise.
3600         * dwarf2out.c: Likewise.
3601         * fold-const.c: Likewise.
3602         * genautomata.c: Likewise.
3603         * genconditions.c: Likewise.
3604         * genflags.c: Likewise.
3605         * gengtype.c: Likewise.
3606         * integrate.c: Likewise.
3607         * loop.c: Likewise.
3608         * predict.c: Likewise.
3609         * sdbout.c: Likewise.
3610
3611 2004-01-15  Zack Weinberg  <zack@codesourcery.com>
3612
3613         * config/ia64/ia64.md (*movti_internal): C output template
3614         extracted to ia64.c.
3615         (*movti_internal_reg): Delete.
3616         (reload_inti, reload_outti): Use the correct mode on operand 2
3617         in the first place, don't fix it up in the output template.
3618         (movtf, reload_ointf, reload_outtf): New expanders.
3619         (*movtf_internal): New define_insn_and_split.
3620         * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
3621         make static; do not hand TFmode CONST_DOUBLEs to split_double.
3622         (ia64_split_tmode_move): New function, body mostly pulled
3623         from ia64.md:*movti_internal.
3624         (ia64_function_arg_words): New function, extracted common
3625         logic from ia64_function_arg et seq.
3626         (ia64_function_arg_offset): Likewise.  Handle correctly the
3627         case of a scalar quantity 16 bytes wide with only 8-byte alignment.
3628         (ia64_function_arg, ia64_function_arg_partial_nregs)
3629         (ia64_function_arg_advance): Use ia64_function_arg_words and
3630         ia64_function_arg_offset.
3631         (ia64_function_value): TCmode does not go in float regs.
3632         (ia64_secondary_reload_class): Also handle TFmode.
3633         * config/ia64/ia64-protos.h: Remove prototype for
3634         ia64_split_timode; add prototype for ia64_split_tmode_move.
3635
3636 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
3637
3638         * Makefile.in (MAINT): Make it an immediate assignment.
3639
3640 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
3641
3642         * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
3643
3644 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
3645
3646         * config/h8300/coff.h: Replace Hitachi with Renesas.
3647         * config/h8300/elf.h: Likewise.
3648         * config/h8300/h8300-protos.h: Likewise.
3649         * config/h8300/h8300.c: Likewise.
3650         * config/h8300/h8300.h: Likewise.
3651         * config/h8300/h8300.md: Likewise.
3652         * config/h8300/lib1funcs.asm: Likewise.
3653
3654 2004-01-15  Andrew Pinski  <apinski@apple.com>
3655
3656         * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
3657         around it.
3658
3659 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
3660
3661         * config/h8300/h8300.c (h8300_return_in_memory): New.
3662         (TARGET_STRUCT_VALUE_RTX): Likewise.
3663         (TARGET_RETURN_IN_MEMORY): Likewise.
3664         * config/h8300/h8300.h (STRUCT_VALUE): Remove.
3665         (RETURN_IN_MEMORY): Likewise.
3666
3667 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
3668
3669         PR optimization/13375
3670         * gcse.c (handle_avail_expr): Just return if the source is not a
3671         single set.
3672
3673 2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
3674             Daniel Jacobowitz  <drow@mvista.com>
3675
3676         * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
3677         (EQUIV): Define.
3678         (ARM_FUNC_ALIAS): New macro.
3679         * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
3680         * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
3681
3682 2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3683
3684         PR optimization/12372
3685         * calls.c (expand_call): Add call_fusage data for stack arguments in
3686         constant calls.
3687
3688 2004-01-15  Alan Modra  <amodra@bigpond.net.au>
3689
3690         * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
3691         (rs6000_elf_declare_function_name): Formatting.
3692         * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
3693
3694 2004-01-15  Jan Hubicka  <jh@suse.cz>
3695
3696         PR bootstrap/13692
3697         * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
3698         previous patch.
3699
3700 2004-01-15  Richard Henderson  <rth@redhat.com>
3701
3702         * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
3703         integer regs of the same call-savedness.
3704
3705 2004-01-15  Andreas Schwab  <schwab@suse.de>
3706
3707         PR bootstrap/13562
3708         * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
3709         status for NOTB/NOTW/NEGW methods.
3710
3711 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
3712
3713         * doc/invoke.texi: Update dump file names.  Fix a typo.
3714
3715 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
3716
3717         * builtins.c (expand_builtin_va_end): Don't use
3718         EXPAND_BUILTIN_VA_END.
3719         * system.h (EXPAND_BUILTIN_VA_END): Poison.
3720         * config/d30v/d30v.h: Remove a commented-out definition of
3721         EXPAND_BUILTIN_VA_END.
3722         * config/stormy16/stormy16.h: Likewise.
3723
3724 2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
3725
3726         * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
3727         * targhooks.c (default_struct_value_rtx): Don't use
3728         STRUCT_VALUE_INCOMING_REGNUM.
3729
3730 2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
3731
3732         PR bootstrap/12744
3733         * configure.in: Revamp enable-generated-files-in-srcdir rule to define
3734         GENINSRC and not parsedir.  Define srcextra as a langhook.
3735         * configure: Regenerate.
3736         * Makefile.in: Suppress default .l.c rule.  Don't substitute
3737         parsedir and delete all references throughout.  Conditionally define
3738         rule for srcextra dependent on GENINSRC.
3739         (stmp-docobjdir): Delete.
3740         (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
3741         (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
3742         and gengtype-yacc.h back to source directory.
3743         (maintainer-clean): Delete all parse files in source directory.
3744         (distclean): Delete generated files.
3745
3746         * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
3747         (objc-parse.c, objc-parse.y): Don't use parsedir.
3748         (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
3749         directory if requested.
3750         (po-generated): Don't use parsedir.
3751         (objc.maintainer-clean): Delete above files from source directory.
3752
3753 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
3754
3755         * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
3756
3757 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
3758
3759         * doc/tm.texi: Replace RETURN_IN_MEMORY with
3760         TARGET_RETURN_IN_MEMORY.
3761
3762 2004-01-15  Jan Hubicka  <jh@suse.cz>
3763
3764         * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
3765         * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
3766         functions accepting SSE arguments
3767         (function_arg): Warn only when asked to warn.
3768         * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
3769
3770 2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>
3771
3772         * c-parse.in (stmts_and_decls): Make label at end of compound
3773         statement a hard error.
3774
3775 2004-01-14  Jan Hubicka  <jh@suse.cz>
3776
3777         * cgraph.c (create_edge): Use local.redefined_extern_inline.
3778         * cgraph.h (cgraph_local_info): Sort fields by size; add
3779         redefined_extern_inline
3780         (cgraph_global_info): Sort fields by size.
3781         (cgraph_node): Likewise.
3782         * cgraphunit.c (cgraph_finalize_function): Se
3783         local.redefined_extern_inline on redefinition.
3784         (cgraph_analyze_function): Use it; fix formating.
3785
3786 2004-01-14  Jan Hubicka  <jh@suse.cz>
3787
3788         PR c++/10776
3789         * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
3790         outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
3791         bitmaps
3792         (cache_size): New variable
3793         (add_dependence): Update use; canonize early memory locations
3794         (sched_analyze_1): Likewise.
3795         (sched_analyze_2): Likewise.
3796         (init_dependency_caches): Initialize bitmaps.
3797         (free_dependency_caches): Free bitmaps
3798
3799 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
3800
3801         * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
3802         targetm.calls.strict_argument_naming().
3803         * target.h: Likewise.
3804
3805 2004-01-14  Richard Henderson  <rth@redhat.com>
3806
3807         PR debug/13231
3808         * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
3809         instructions.
3810
3811 2004-01-14  Richard Henderson  <rth@redhat.com>
3812
3813         PR c++/12491
3814         * except.c (struct eh_region): Add u.fixup.resolved.
3815         (resolve_one_fixup_region): Split out from ...
3816         (resolve_fixup_regions): ... here.
3817
3818 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
3819
3820         * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
3821
3822 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
3823
3824         * config/alpha/alpha.h (STRUCT_VALUE): Remove.
3825         * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
3826         (STRUCT_VALUE): Remove.
3827
3828 2004-01-14  Steven Bosscher  <stevenb@suse.de>
3829
3830         * system.h: Poison PROMOTED_MODE
3831         * integrate.c (expand_inline_function): Don't mention the
3832         PROMOTED_MODE.
3833         * loop.c (update_giv_derive): Same.
3834         * tree.h (DECL_RTL): Same.
3835
3836 2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>
3837
3838         PR target/9365
3839         * sh.c (gen_block_redirect): Add special handling of RETURN.
3840         (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
3841         far branch target (i.e. it's a return).
3842
3843 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
3844
3845         * regrename.c (find_oldest_value_reg): Fix a warning.
3846
3847 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
3848
3849         PR bootstrap/12527
3850         * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
3851         Move linux-gas.h and linux-elf.h before aout.h.
3852         * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
3853         * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
3854
3855 2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
3856
3857         * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
3858         (CONST_INT, VOIDmode, ...).
3859
3860 2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
3861
3862         * regrename.c (find_oldest_value_reg): If the replacement uses
3863         multiple hard registers, check that all of them are in CLASS.
3864
3865 2004-01-14  Jan Hubicka  <jh@suse.cz>
3866
3867         * alias.c (get_alias_set):  Initialize alias set to 0 when subset is
3868         impossible.
3869
3870 2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>
3871
3872         * Makefile.in: Define MAINT from --enable-maintainer-mode.
3873
3874 2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>
3875
3876         * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
3877         Calculate always vrsave_mask if TARGET_ALTIVEC.
3878         (rs6000_emit_prologue): Emit code for vrsave
3879         only if TARGET_ALTIVEC_VRSAVE.
3880         (rs6000_emit_epilogue): Likewise.
3881
3882 2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
3883
3884         * config/sparc/sparc.md (tie_add32): Fix pasto.
3885         (tie_add64): Likewise.
3886
3887 2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3888
3889         * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
3890
3891 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
3892
3893         * config/iq2000/iq2000-protos.h: Fix comment formatting.
3894         * config/iq2000/iq2000.c: Likewise.
3895         * config/iq2000/iq2000.md: Likewise.
3896
3897 2004-01-14  J. Brobecker  <brobecker@gnat.com>
3898
3899         * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
3900         (subrange_type_die): Add handle for nameless subrange types.
3901
3902 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
3903
3904         * config/h8300/h8300-protos.h: Replace do_movsi with
3905         h8300_expand_movsi.
3906         * config/h8300/h8300.c (do_movsi): Change to
3907         h8300_expand_movsi.
3908         * config/h8300/h8300.md (movsi): Replace do_movsi with
3909         h8300_expand_movsi.
3910         (movsf): Likewise.
3911
3912 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
3913
3914         * config/h8300/h8300.c (dosize): Change to
3915         h8300_emit_stack_adjustment.  Update callers.
3916
3917 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
3918
3919         * config/h8300/h8300.md (movstrictqi): Add an alternative with
3920         the source being post_inc.  Tighten the predicate for the
3921         destination to register_operand.
3922         (movstricthi): Likewise.
3923
3924 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
3925
3926         * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
3927         * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
3928         * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
3929
3930 2004-01-14  Jan Hubicka  <jh@suse.cz>
3931
3932         Partial fix PR c++/12850
3933         * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
3934         at zero nest level.
3935
3936 2004-01-13  Bernardo Innocenti  <bernie@develer.com>
3937
3938         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
3939         pseudo-register.
3940
3941 2004-01-13  Devang Patel <dpatel@apple.com
3942
3943         PR debug/7078
3944         * dbxout.c (dbxout_symbol_name): Emit mangled names for
3945         NAMESPACE_DECL memebers.
3946
3947 2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>
3948
3949         PR c++/12709
3950         * c-common.c (finish_fname_decls): Use the chain only if the
3951         tree is an expr_stmt.
3952
3953 2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>
3954
3955         * rtl.def: Add comment about new option in automata_option.
3956
3957         * genautomata.c (PROGRESS_OPTION): New macro.
3958         (progress_flag): New global variable.
3959         (gen_automata_option): Process `progress'.
3960         (transform_insn_regexps, check_unit_distributions_to_automata,
3961         make_automaton, NDFA_to_DFA, build_automaton, create_automata,
3962         expand_automata, write_automata): Print about the progress only if
3963         progress_flag.  Remove fflush.
3964         (initiate_automaton_gen): Process command line flag `-progress'.
3965
3966         * doc/md.texi: Describe the new option.
3967
3968 2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3969
3970         * cfg.c (dump_bb): Dump entry edges.
3971
3972 2004-01-13  Richard Earnshaw  <rearnsha@arm.com>
3973
3974         * arm.c (thumb_legitimate_address_p): Only allow constant pool
3975         references from SImode.
3976         * arm.md (thumb_movhi_insn): Don't allow minipool references.
3977
3978 2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
3979
3980         * system.h (TEXT_SECTION): Poison.
3981         * varasm.c (text_section): Don't use TEXT_SECTION.
3982         * config/sh/sh.c (sh_file_start): Fix a comment typo.
3983         * doc/tm.texi (TEXT_SECTION): Remove.
3984
3985 2004-01-13  Ben Elliston  <bje@wasabisystems.com>
3986
3987         * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
3988
3989 2004-01-12  James E Wilson  <wilson@specifixinc.com>
3990
3991         * unwind-libunwind.c: Delete.
3992
3993 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
3994
3995         PR 13656
3996         * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
3997         oldtype is set, set *newtypep or *oldtypep too.  Do not set
3998         them at the very end.
3999         (validate_proto_after_old_defn): Restructure for comprehensibility;
4000         make error messages clearer.
4001
4002 2004-01-12  Zack Weinberg  <zack@codesourcery.com>
4003
4004         * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
4005         (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
4006         * varray.c: No need to prototype error.
4007         (varray_check_failed): Wrap long string onto two lines.
4008         (varray_underflow): New function.
4009
4010 2004-01-13  Steven Bosscher  <stevenb@suse.de>
4011
4012         PR c++/13376
4013         * function.h (struct function): Kill `name' field.
4014         (current_function_name): Make it an extern function.
4015         * function.c (current_function_name): New function.
4016         * graph.c: Update all uses of current_function_name.
4017         * gcse.c: Likewise.
4018         * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
4019         config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
4020         * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
4021         instead of a strcmp with "main".
4022
4023 2004-01-13  Jan Hubicka  <jh@suse.cz>
4024
4025         * c-decl.c (diagnose_mismatched_decls):  Fix warning calls.
4026
4027         * cgraphunit.c (cgraph_optimize_function):  Always do
4028         optimize_inline_calls when there is always_inline callee.
4029         (cgraph_decide_inlining): Fix formating.
4030         * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
4031         functions.
4032         (expand_call_inline): Likewise.
4033         * toplev.h (sorry): Fix prototype.
4034
4035 2004-01-12  Roger Sayle  <roger@eyesopen.com>
4036
4037         * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
4038         conditional jumps that drop through to unconditional jumps or the
4039         end of the sequence.
4040
4041 2004-01-13  Jan Hubicka  <jh@suse.cz>
4042
4043         * alias.c (new_alias_set): Construct the alias_set varray.
4044         (init_alias_once): Don't do it here.
4045
4046 2004-01-12  Marc Espie <espie@openbsd.org>
4047
4048         * system.h: handle YYBYACC like YYBISON.
4049
4050 2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>
4051
4052         PR target/10847
4053         * config.gcc: No longer includes conflicting header sparc/sol2.h when
4054         building on sparc64-*-openbsd*.
4055
4056 2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
4057
4058         PR debug/13539
4059         * dbxout.c (dbxout_type): Protected inheritance is not
4060         private but protected.
4061
4062 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
4063
4064         * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
4065
4066 2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>
4067
4068         PR optimization/12508.
4069         * combine.c (try_combine): Remove a dead set in a parallel
4070         even if its destination is a subreg.
4071
4072         Revert:
4073         2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
4074         * combine.c (simplify_set): Don't move a subreg in SET_SRC to
4075         SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
4076
4077 2004-01-12  Geoffrey Keating  <geoffk@apple.com>
4078
4079         * real.c: Update copyright date.
4080         * emit-rtl.c: Likewise.
4081         * rtl.h: Likewise.
4082         * dwarf2out.c: Likewise.
4083         * config/rs6000/darwin-ldouble.c: Likewise.
4084         * config/rs6000/rs6000.md: Likewise.
4085
4086 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
4087
4088         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
4089         TFmode to SImode libfuncs.
4090
4091 2004-01-12  Roger Sayle  <roger@eyesopen.com>
4092
4093         PR middle-end/11397
4094         * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
4095
4096 2004-01-12  Jan Hubicka  <jh@suse.cz>
4097
4098         PR opt/12826
4099         * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
4100         stored.
4101
4102         PR opt/12863
4103         * cfgcleanup.c (label_is_jump_target_p): Move to...
4104         * rtlanal.c (label_is_jump_target_p): ... here.
4105         * cfgrtl.c (cfg_layout_redirect_edge_and_branch):  Fix redirecting of fallthru
4106         edges unified with branch edges.
4107
4108 2004-01-12  Richard Earnshaw  <rearnsha@arm.com>
4109
4110         * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
4111         high word of an integral CONST_DOUBLE.
4112
4113 2004-01-12  Paul Brook  <paul@codesourcery.com>
4114
4115         * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
4116
4117 2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>
4118
4119         PR target/13585
4120         * sh-protos.h (check_use_sfunc_addr): Declare.
4121         * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
4122         * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
4123
4124 2004-01-12  Jan Hubicka  <jh@suse.cz>
4125
4126         * alias.c:  Invlude varray.h
4127         (alias_sets): Turn into varray.
4128         (get_alias_set_entry): Use VARRAY; mark inline.
4129         (mems_in_disjoint_alias_sets_p): Mark inline.
4130         (record_alias_subset): Use varray.
4131         (init_alias_once): Initialize varray.
4132         (new_alias_set): Grow array.
4133         * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
4134
4135 2004-01-12  Jan Hubicka  <jh@suse.cz>
4136
4137         Partial fix for PR opt/10776 II
4138         * cselib.c: Include params.h
4139         (cselib_invalidate_mem):  Limit amount of nonconflicting memory
4140         locations.
4141         * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
4142         * Makefile.in (cselib.o): Depend on params.h
4143
4144 2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
4145
4146         * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
4147         simplify_unary_operation if the operand has a known mode.
4148
4149 2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>
4150
4151         PR target/13534
4152         * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
4153         predicate to handle 'ld' conform addresses.
4154         * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
4155         contraint.
4156         (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
4157         are memory contraints.
4158         * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
4159         New prototype.
4160         * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
4161         Change 'o' to 'Y' constraint.
4162         (*movdf_softfloat64): Ditto.
4163
4164 2004-01-12  Bernardo Innocenti  <bernie@develer.com>
4165
4166         * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
4167         brace-enclosed syntax in all C output statements.
4168
4169 2004-01-12  David Edelsohn  <edelsohn@gnu.org>
4170
4171         PR target/13401
4172         * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4173         Objective-C language type value is 14.
4174
4175 2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>
4176
4177         PR c/12148
4178         * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
4179         `int' in a number of places to make sure we always have a SImode
4180         and not a HImode.  Add a 'L' suffix to a number of constants.
4181
4182 2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4183
4184         * pa.c: Don't include obstack.h.
4185
4186         * pa.md: Correct constraint in pattern for loading PIC label address.
4187
4188 2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>
4189
4190         * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
4191          before defining.
4192
4193 2004-01-11  Steven Bosscher  <stevenb@suse.de>
4194
4195         PR fortran/9972
4196         * toplev.c (rest_of_handle_inline): Also consider functions
4197         for deferral if the language is GNU F77.
4198
4199 2004-01-11  Zack Weinberg  <zack@codesourcery.com>
4200
4201         * c-decl.c (diagnose_arglist_conflict): Add missing space to
4202         diagnostic messages.
4203
4204 2004-01-11  Jakub Jelinek  <jakub@redhat.com>
4205
4206         PR middle-end/13392
4207         * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
4208         to drop through label.  Don't fall back to SCC even when conditional
4209         jump has not been found.
4210
4211 2004-01-11  Jan Hubicka  <jh@suse.cz>
4212
4213         * invoke.texi: Fix syntax error in previous patch.
4214
4215         Partial fix for PR opt/10776
4216         * Makefile.in (reload.o): Include param.h
4217         * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
4218         * reload.c: Include params.h.
4219         (find_equiv_reg): Work limiting check.
4220         * invoke.texi: Document.
4221
4222 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
4223
4224         * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
4225         out-of-bounds accesses to string constants.  Simplify mips16
4226         case accordingly.
4227
4228 2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
4229
4230         PR optimization/13469
4231         * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
4232         reload_cse_regs (-fnon-call-exceptions only).
4233
4234 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
4235
4236         * config/mcore/lib1.asm: Fix comment formatting.
4237         * config/mcore/mcore-elf.h: Likewise.
4238         * config/mcore/mcore.c: Likewise.
4239         * config/mcore/mcore.h: Likewise.
4240         * config/mcore/mcore.md: Likewise.
4241
4242 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
4243
4244         * c-decl.c (duplicate_decls): Break apart into...
4245         (diagnose_arglist_conflict, validate_proto_after_old_defn)
4246         (locate_old_defn, diagnose_mismatched_decls, merge_decls):
4247         ... these new functions.  Restructure for comprehensibility.
4248         Remove various archaic special cases.  Always report the
4249         location of the previous declaration when a diagnostic is issued.
4250         (redeclaration_error_message): Fold into diagnose_mismatched_decls.
4251         (match_builtin_function_types): Delete unnecessary forward declaration.
4252
4253 2004-01-10  Zack Weinberg  <zack@codesourcery.com>
4254
4255         * genautomata.c (make_automaton, NDFA_to_DFA):
4256         Print progress bars with '.' characters instead of '*'.
4257         (build_automaton): Change notes to match.
4258
4259 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
4260
4261         * config/m32r/m32r.md: Use define_constants for unspec and
4262         unspec_volatile.
4263
4264 2004-01-10  Jan Hubicka  <jh@suse.cz>
4265
4266         PR opt/11635
4267         * expr.c (expand_expr_real):  More curefully expand union casts.
4268
4269 2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
4270
4271         * config/m32r/m32r.md (flush_icache): Use 1 for
4272         unspec_volatile.
4273
4274 2004-01-10  David Edelsohn  <edelsohn@gnu.org>
4275             James E Wilson  <wilson@specifixinc.com>
4276
4277         PR debug/12860
4278         * dbxout.c (dbxout_symbol): Remove initialization of
4279         current_sym_code, current_sym_value, and current_sym_addr.
4280         (dbxout_symbol_location): Same.
4281         (dbxout_prepare_symbol): Zero current_sym_code,
4282         current_sym_value, and current_sym_addr.
4283
4284 2004-01-10  Richard Sandiford  <rsandifo@redhat.com>
4285
4286         * tree.c (get_unwidened): Reorder conditions so that the null pointer
4287         check is done first.
4288
4289 2004-01-09  Eric Christopher  <echristo@redhat.com>
4290
4291         * toplev.c (rest_of_handle_cfg): Add reg_scan pass
4292         if we're running mark_constant_function.
4293
4294 2004-01-09  Jeff Bailey  <jbailey@nisa.net>
4295
4296         PR target/12561
4297         * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
4298
4299 2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>
4300
4301         PR debug/11231
4302         * dbxout.c (dbxout_type_fields): Return if any item is
4303         error_mark_node or the type is error_mark_node.
4304
4305 2004-01-09  Geoffrey Keating  <geoffk@apple.com>
4306
4307         * config/rs6000/darwin-ldouble.c: Add big comment explaining
4308         exactly what is expected as a 'long double'.
4309         (_xlqadd): When a value to be returned is representable as a
4310         'double', just return it directly, do not construct it using a union.
4311         Also, correct final fixup.
4312         (_xlqmul): Likewise.
4313         (_xlqdiv): Likewise.
4314         * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
4315
4316         * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
4317
4318 2004-01-09  Richard Henderson  <rth@redhat.com>
4319
4320         * recog.c (constrain_operands): Validate mem operands.
4321
4322 2004-01-09   James E Wilson  <wilson@specifixinc.com>
4323
4324         * gcc.c (init_spec): Remove -lunwind from shared case.
4325         * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
4326
4327 2004-01-09  Steve Ellcey  <sje@cup.hp.com>
4328
4329         * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
4330         * configure: Regenerate
4331
4332 2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>
4333
4334         PR c/11234
4335         * c-typeck.c (build_c_cast): If pedantic, warn for conversions
4336         between function and object pointers.
4337         (digest_init): When comparing a pointer to function type to the
4338         target type, only apply TREE_TYPE once to the pointer to function
4339         type.
4340         * except.c (for_each_eh_label_1): Treat data as a pointer to a
4341         function pointer rather than casting it to a function pointer.
4342         (for_each_eh_label): Update caller.
4343         * recog.h (struct insn_data): Use a struct or union for output.
4344         * genoutput.c (output_insn_data): Update.
4345         * final.c (get_insn_template): Update.
4346
4347 2004-01-09  Mark Mitchell  <mark@codesourcery.com>
4348
4349         * expr.h (expand_expr): Make it a macro, not a function.
4350         (expand_expr_real): New function.
4351         * expr.c (store_expr): Adjust logic for deciding whether or not to
4352         copy the value returned by expand_expr.
4353         (expand_expr): Rename to ...
4354         (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
4355         calls to language hooks.
4356         * c-common.h (c_expand_expr): Adjust prototype.
4357         * c-common.c (c_expand_expr): Add alt_rtl parameter.
4358         * langhooks-def.h (lhd_expand_expr): Change prototype.
4359         * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
4360         * langhooks.h (lang_hooks): Change type of expand_expr.
4361         * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
4362         (last_expr_alt_rtl): Likewise.
4363         (expand_expr_stmt_value): Set last_expr_alt_rtl.
4364         (clear_last_expr): Clear it.
4365         (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
4366         (expand_end_bindings): Save and restor last_expr_alt_rtl.
4367         * tree.def (RTL_EXPR): Give it an additional operand.
4368         * tree.h (RTL_EXPR_ALT_RTL): New macro.
4369
4370 2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
4371
4372         * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
4373         * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
4374
4375 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
4376
4377         PR target/13380.
4378         * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
4379         or (ne:SI (reg:CC 17) (const_int 0)).
4380         Be specific about modes wherever possible.
4381
4382 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
4383
4384         * config/m32r/m32r.c (m32r_expand_block_move): Call
4385         gen_movestrsi_internal with two more arguments.
4386         (m32r_output_block_move): Adjust operand numbers.
4387         Properly update the source and destination pointers.
4388         * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
4389         'r+'.  Change the set detinations to match_operand.
4390
4391 2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
4392
4393         * final.c (FIRST_INSN_ADDRESS): Remove.
4394         (shorten_branches): Don't use FIRST_INSN_ADDRESS.
4395         * system.h (FIRST_INSN_ADDRESS): Poison.
4396         * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
4397         * config/m32r/m32r-protos.h: Remove the prototype for
4398         m32r_first_insn_address.
4399         * config/m32r/m32r.c (m32r_first_insn_address): Remove.
4400         * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
4401         * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
4402
4403 2004-01-09  J. Brobecker  <brobecker@gnat.com>
4404
4405         * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
4406         we just created.
4407         (is_ada_subrange_type): DIEs for enumeration subtypes should be
4408         emitted as subrange types too.
4409         (subrange_type_die): Add handling of enumeration subtypes.
4410
4411 2004-01-08  Richard Henderson  <rth@redhat.com>
4412
4413         PR opt/12441
4414         Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
4415         * i386.c (aligned_operand): Be prepared for SUBREGed registers.
4416         (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
4417         (ix86_address_cost): Be prepared for SUBREGed registers.
4418         (legitimate_address_p): Accept SUBREGed registers.
4419
4420 2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>
4421
4422         * Makefile.in: Rename configure.in to configure.ac
4423         * doc/sourcebuild.texi: Likewise.
4424         * configure: Regenerate.
4425         * config.in: Regenerate.
4426
4427 2004-01-08  Stuart Hastings  <stuart@apple.com>
4428
4429         * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
4430
4431 2004-01-08  Jan Hubicka  <jh@suse.cz>
4432
4433         * cgraphunit.c (cgraph_decide_inlining):  Fix typo.
4434
4435 2004-01-08  Geoffrey Keating  <geoffk@apple.com>
4436
4437         * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
4438         (UNSPEC_FIX_TRUNC_TF): New constant.
4439         (movtf_internal): Make splitter active only when insn is active.
4440         (extenddftf2): Rewrite to properly load zero into low part.
4441         (extenddftf2_internal): New.
4442         (extendsftf2): Rewrite.
4443         (truncdftf2): Correct length.
4444         (floatditf2): Delete.
4445         (fix_trunc_helper): New.
4446         (fix_trunctfdi2): Use fix_trunc_helper.
4447         (fix_trunctfsi2): Likewise.fix_trunc
4448         (fix_trunctfsi2_internal): New.
4449
4450         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
4451         addresses are legitimate on Darwin even when flag_pic.
4452         (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
4453         non-offsettable addresses for loads of TFmode constants.
4454
4455 2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
4456
4457         * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
4458         variables in the appropriate bss section.
4459
4460 2004-01-09  Alan Modra  <amodra@bigpond.net.au>
4461
4462         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
4463         target_flags has MASK_POWERPC64 when -m64.
4464         * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
4465         to 620, 630, power3, power4 and rs64a entries.
4466         * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
4467
4468 2004-01-08  Richard Sandiford  <rsandifo@redhat.com>
4469
4470         * simplify-rtx.c (simplify_immed_subreg): Fix construction of
4471         floating-point constants.
4472
4473 2004-01-08  J. Brobecker  <brobecker@gnat.com>
4474
4475         * dwarf2out.c (subrange_type_die): Add context_die parameter.
4476         Create the subrange_type DIE using the given context DIE.
4477         (modified_type_die): Update call to subrange_type_die.
4478
4479 2004-01-08  Zack Weinberg  <zack@codesourcery.com>
4480
4481         * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
4482         Add multiple-include guard.
4483
4484 2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
4485
4486         * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
4487         all vector constant loadable by vsplt*.
4488         (output_vec_const_move): Likewise.
4489
4490 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
4491
4492         PR c/6024
4493         * c-typeck.c (comptypes): Only treat enumerated types in the same
4494         translation unit as compatible with each other when they are the
4495         same type.
4496         * doc/extend.texi: Update.
4497
4498 2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
4499
4500         PR c/12165
4501         * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
4502         array type from the array element type.
4503
4504 2004-01-07  Alan Modra  <amodra@bigpond.net.au>
4505
4506         * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
4507         * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
4508         * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
4509         (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
4510         * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
4511
4512 2004-01-06  Eric Christopher  <echristo@redhat.com>
4513
4514         * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
4515         (DWARF2_DEBUGGING_INFO): Define.
4516         (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
4517         * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
4518         * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
4519         for irix as.
4520         (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
4521         * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
4522         * config/mips/iris5gas.h: Ditto.
4523         (DBX_DEBUGGING_INFO): Remove.
4524         (DWARF2_DEBUGGING_INFO): Ditto.
4525         (MIPS_DEBUGGING_INFO): Ditto.
4526         (PREFERRED_DEBUGGING_TYPE): Ditto.
4527         * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
4528         (PREFERRED_DEBUGGING_TYPE): Ditto.
4529         (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
4530         * config/mips/elf64.h: Ditto.
4531
4532 2004-01-06  Jan Hubicka  <jh@suse.cz>
4533
4534         * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
4535         (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
4536
4537 2004-01-06  Geoffrey Keating  <geoffk@apple.com>
4538
4539         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
4540         (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
4541         * config/rs6000/darwin-ldouble.c: New.
4542
4543         * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
4544         for constants.
4545         (constant_subword): Delete.
4546         * rtl.h (constant_subword): Delete prototype.
4547         (immed_double_const): Is not in varasm.c.
4548         * simplify-rtx.c (simplify_immed_subreg): New.
4549         (simplify_subreg): Use simplify_immed_subreg.
4550
4551         * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
4552         than trying to generate RTL directly.
4553         (fix_trunctfsi2): Use expand_fix rather than trying to generate
4554         RTL directly.
4555
4556         * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
4557
4558 2004-01-06  David Edelsohn  <edelsohn@gnu.org>
4559
4560         * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
4561         function into a separate macro.
4562         (read_only_data_section): Add void argument.
4563         (private_data_section): Same.
4564         (read_only_private_data_section): Same.
4565         (toc_section): Same.
4566
4567 2004-01-06  Jan Hubicka  <jh@suse.cz>
4568
4569         * invoke.texi:  Remove typo in last change.
4570
4571         PR target/10301
4572         * config.gcc: Accept opteron and athlon-64 as variants
4573         of k8.
4574         * i386.c (override_options): Likewise.
4575         * invoke.texi (i386 -mtune): Expand documentation.
4576
4577 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
4578
4579         * alias.c: Fix comment typos.
4580         * builtins.c: Likewise.
4581         * cfg.c: Likewise.
4582         * df.c: Likewise.
4583         * dominance.c: Likewise.
4584         * dwarf2out.c: Likewise.
4585         * emit-rtl.c: Likewise.
4586         * expr.c: Likewise.
4587         * final.c: Likewise.
4588         * fold-const.c: Likewise.
4589         * gcse.c: Likewise.
4590         * genattrtab.c: Likewise.
4591         * genrecog.c: Likewise.
4592         * gensupport.c: Likewise.
4593         * ggc-zone.c: Likewise.
4594         * integrate.c: Likewise.
4595         * local-alloc.c: Likewise.
4596         * loop.c: Likewise.
4597         * recog.c: Likewise.
4598         * regmove.c: Likewise.
4599         * reg-stack.c: Likewise.
4600         * reorg.c: Likewise.
4601         * rtlanal.c: Likewise.
4602         * rtl.h: Likewise.
4603         * sched-ebb.c: Likewise.
4604         * simplify-rtx.c: Likewise.
4605         * toplev.c: Likewise.
4606         * varasm.c: Likewise.
4607
4608 2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
4609
4610         * doc/install.texi: Fix typos.
4611         * doc/invoke.texi: Likewise.
4612         * doc/md.texi: Likewise.
4613
4614 2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
4615
4616         * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
4617
4618 2004-01-06  Jan Hubicka  <jh@suse.cz>
4619
4620         * i386.c (init_cumulative_args):  Add handling of MMX_REGPARM.
4621         (function_arg_advance):  Do not pass aggregates in SSE; deal handling
4622         of MMX_REGPARM.
4623         (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
4624         add MMX_REGPARM.
4625         * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
4626         (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
4627         (MMX_REGPARM_MAX): Similarly for -mmmx.
4628
4629 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
4630
4631         * config/sh/linux.h: Fix comment formatting.
4632         * config/sh/netbsd-elf.h: Likewise.
4633         * config/sh/sh.c: Likewise.
4634         * config/sh/sh.h: Likewise.
4635         * config/sh/vxworks.h: Likewise.
4636
4637 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
4638
4639         * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
4640         * toplev.c (output_file_directive): Don't use
4641         ASM_OUTPUT_MAIN_SOURCE_FILENAME.
4642
4643 2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>
4644
4645         * toplev.c: Fix broken checkin of 2003-12-30.
4646
4647 2004-01-05  Daniel Berlin  <dberlin@dberlin.org>
4648
4649         * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
4650         (USING_MMAP): We don't support non-mmap.
4651         (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
4652         large objects.
4653         (struct page_entry): Remove bytes_free.
4654         (struct page_table_chain): Remove.
4655         (struct globals): Remove page_table member.
4656         (loookup_page_table_entry): Function deleted.
4657         (set_page_table_entry): Ditto.
4658         (ggc_allocated_p): No longer need page table lookups.
4659         (ggc_marked_p): Ditto.
4660         (alloc_small_page): Don't care about bytes_free anymore.
4661         (alloc_large_page): Round up size.
4662         (ggc_alloc_zone_1): Mark large objects as such, and calculate
4663         their size the new way.
4664         Remove page table lookups and setting.
4665         (ggc_get_size): Calculate large object size the new way.
4666         (sweep_pages): Redo to account for fact that we no longer have
4667         bytes_free.
4668         (ggc_collect): No longer need to reincrement bytes_free.
4669         (ggc_pch_alloc_object): Handle new large objects properly.
4670         (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
4671
4672 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
4673
4674         * doc/invoke.texi: Remove a page break.
4675
4676 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
4677
4678         * config/avr/avr.c (avr_output_function_prologue): Remove an
4679         extra pair of curly braces.
4680
4681 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
4682
4683         * config/mn10300/mn10300.c: Fix comment formatting.
4684         * config/mn10300/mn10300.h: Likewise.
4685
4686 2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
4687
4688         * tree.h: Update documentation on nothrow_flag.
4689         * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
4690         types.
4691
4692 2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
4693
4694         * doc/invoke.texi: Remove traces of dead ports.
4695
4696 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
4697
4698         * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
4699         option.
4700
4701 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
4702
4703         PR target/12945
4704         * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
4705         counter labels.
4706         * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
4707         (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
4708         string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
4709         the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
4710         (mips_symbol_insns): Don't trust the local/global classification.
4711         (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
4712         (override_options): Make -mabicalls -fno-unit-at-a-time imply
4713         -mno-explicit-relocs.
4714         (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
4715         between local and global symbols.
4716
4717 2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
4718
4719         * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
4720         (mips_preferred_reload_class): Declare.
4721         * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
4722         (EXTRA_CONSTRAINT): Update accordingly.
4723         (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
4724         * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
4725         (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
4726         mips_dangerous_for_la25_p.
4727         (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
4728         if mips_dangerous_for_la25_p.
4729
4730 2004-01-05  Bernardo Innocenti  <bernie@develer.com>
4731
4732         * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
4733         warning.
4734
4735 2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>
4736
4737         * configure.ac: Use AC_PROG_CPP_WERROR.
4738         * configure: Regenerate.
4739
4740 2004-01-04  Zack Weinberg  <zack@codesourcery.com>
4741
4742         * .cvsignore: Add autom4te.cache.
4743
4744 2004-01-04  Richard Sandiford  <rsandifo@redhat.com>
4745
4746         * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
4747         -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
4748         -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
4749         then architecture options, then ABI options.  General rewording.
4750
4751 2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>
4752
4753         PR c/3414
4754         * doc/extend.texi: Clarify definition of malloc attribute.
4755
4756 2004-01-04  Jan Hubicka  <jh@suse.cz>
4757
4758         * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
4759         * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
4760         * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
4761         (cgraph_inline_p): Add extra argument reason.
4762         * cgraphunit.c: Minor formating fixes.
4763         cgraph_first_inlined_callee): New functions.
4764         (record_call_1): Record builtins too.
4765         (cgraph_analyze_function): Update inline_failed messages.
4766         (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
4767         cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
4768         (cgraph_check_inline_limits): Likewise; Add argument reason.
4769         (cgraph_set_inline_failed): New static function.
4770         (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
4771         reasons.
4772         (cgraph_inline_p): Add new argument reason.
4773         * tree-inline.c (expand_call_inline):  Update warning.
4774
4775 2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>
4776
4777         * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
4778         with modern equivalents.
4779         * configure: Regenerate.
4780
4781         * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
4782         * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
4783         * configure: Regenerate.
4784
4785         * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
4786
4787         * configure.in: Rename to configure.ac.
4788         * configure.ac: Renamed from configure.in; make minimum necessary
4789         changes for autoconf 2.5x.
4790         * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
4791         * configure: Regenerate with autoconf 2.57.
4792
4793 2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>
4794
4795         * config/mips/linux.h: Fix comment formatting.
4796         * config/mips/mips.c: Likewise.
4797         * config/mips/mips.h: Likewise.
4798         * config/mips/mips.md: Likewise.
4799         * config/mips/netbsd.h: Likewise.
4800         * config/mips/windiss.h: Likewise.
4801
4802 2004-01-02  Richard Henderson  <rth@redhat.com>
4803
4804         * config/i386/i386.md (fp constant pool splitter): Reorg suppression
4805         for sse and 387; add suppression for mmx.
4806
4807 2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>
4808
4809         * loop.c (loop_optimize): Free all loops_info's mems.
4810
4811         * c-typeck.c (finish_init): Free spelling_base before
4812         setting it again.
4813
4814         * cfgloop.c (flow_loops_find): Always free the sbitmap
4815         headers.
4816
4817         * predict.c (estimate_probability): Free bbs after being
4818         done with it.
4819
4820 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
4821
4822         * config/mn10300/mn10300.h (PREDICATE_CODES): Add
4823         const_8bit_operand and call_address_operand.
4824
4825 2004-01-02  Jan Hubicka  <jh@suse.cz>
4826
4827         * cgraphunit.c (cgraph_optimize_function):  Call optimize_inline_calls
4828         when there is nothing to inline but warnings are requested.
4829         (cgraph_decide_inlining):  Fix memory leak.
4830
4831 2004-01-02  Jan Hubicka  <jh@suse.cz>
4832
4833         * expr.c (store_constructor):  Fix pasto in previous patch.
4834
4835 2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
4836
4837         * config/i386/cygming.h: Fix comment formatting.
4838         * config/i386/djgpp.h: Likewise.
4839         * config/i386/gthr-win32.c: Likewise.
4840         * config/i386/i386-interix.h: Likewise.
4841         * config/i386/i386.c: Likewise.
4842         * config/i386/i386.h: Likewise.
4843         * config/i386/openbsd.h: Likewise.
4844         * config/i386/winnt.c: Likewise.
4845         * config/i386/xm-mingw32.h: Likewise.
4846
4847 2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>
4848
4849         * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
4850         copyright and last modification dates.
4851
4852 2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>
4853
4854         * doc/install.texi (Specific): Mention x86_64.
4855
4856 2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
4857
4858         * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
4859         Call force_operand on plus_constant result.
4860
4861 2004-01-01  Jan Hubicka  <jh@suse.cz>
4862
4863         * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
4864         * expr.c (store_constructor): Use vec_init pattern.
4865         * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
4866         * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
4867         (vec_set_optab, vec_extract_optab, vec_init_optab): New.
4868         * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
4869         New patterns.
4870         (sse2_unpc?pd): Fix pattern.
4871         (sse2_movlpd): Kill.
4872         (sse2_movsd): Deal with movlpd too.
4873         * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
4874         (ix86_expand_vector_init): New.
4875         * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
4876         * md.texi (vec_set, vec_extract): Document
4877
4878 2003-12-31  Jan Hubicka  <jh@suse.cz>
4879
4880         PR opt/13473
4881         * recog.c (validate_replace_rtx_1):  Take care for RTL sharing inside
4882         ASM input operands
4883
4884         PR opt/12617
4885         * toplev.c (dump_file_index): Reorder ce3 and bbro.
4886         (dump_file): Likewise.
4887         (rest_of_compilation): Likewise.
4888
4889         PR debug/13367
4890         * cgraph.c (cgraph_function_possibly_inlined):  Even with
4891         flag_really_no_inline we inline always_inline functions.
4892         * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
4893         for non-always_inline functions when there is flag_really_no_inline.
4894         (cgraph_decide_inlining): Limit work done when not inlining.
4895         (cgraph_decide_inlining_incrementally): Likewise.
4896         (cgraph_optimize_function): Check whether something got inlined.
4897         * c-objc-common.c (c_disregard_inline_limits): Do not always inline
4898         extern inline functions when not inlining.
4899
4900         * opts.c (decode_options):  Disable crossjumping at -O1
4901         * invoke.texi (-O1): Document change.
4902
4903 See ChangeLog.10 for earlier changes.